CN106286441B

CN106286441B - Paver power hydraulic system and paver

Info

Publication number: CN106286441B
Application number: CN201610633828.XA
Authority: CN
Inventors: 罗向君; 陈嫦; 王勇刚
Original assignee: Hunan Sany Road Machinery Co Ltd
Current assignee: Hunan Sany Road Machinery Co Ltd
Priority date: 2016-08-04
Filing date: 2016-08-04
Publication date: 2019-05-14
Anticipated expiration: 2036-08-04
Also published as: CN106286441A

Abstract

The present invention provides a kind of paver power hydraulic system and paver, which includes: vibration flow path, the flow path that vibrates, electric power generating motor and generator, and vibration flow path includes oscillating column pump and the vibrating mechanism by oscillating column pump driving；The flow path that vibrates includes vibrate pump and the concrete vibrating mechanism by pump driving of vibrating；The input terminal of electric power generating motor is connected by reversing arrangement with the output end of the output end of oscillating column pump and/or the pump that vibrates, and reversing arrangement is for controlling oscillating column pump and/or pump driving electric power generating motor rotation of vibrating；Generator and electric power generating motor are drivingly connected.Paver power hydraulic system provided by the invention eliminates power generation pump and component, provides pressure oil-source by oscillating column pump and/or the pump that vibrates for electric power generating motor, to on the basis of guaranteeing that machine operates normally, product structure is simplified, machine space is saved, reduces the cost of product.

Description

Paver power hydraulic system and paver

Technical field

The present invention relates to road building equipment technical fields, in particular to a kind of paver power hydraulic system and pave Machine.

Background technique

It is driven again currently, tire paver screed heating power hydraulic system generallys use constant displacement pump driving fixed displacement motor The mode of electrical power generators sets up system working pressure by adjusting electromagnetic relief valve to obtain required voltage (220V), group Part is various, and machine inner structure is complicated；And since there are larger fluctuations for system pressure, cause generator output voltage unstable, And electric power generating motor and generator is easily made to exceed the speed limit and generate failure；On the other hand, when power generation operation, overflow valve is constantly in work shape There is waste of energy and system heat generation in state.

Summary of the invention

At least one in order to solve the above-mentioned technical problem, it is an object of the present invention to provide a kind of paver power generation liquid Pressure system.

It is another object of the present invention to provide a kind of pavers including above-mentioned paver power hydraulic system.

To achieve the goals above, the embodiment of first aspect present invention provides a kind of paver power hydraulic system, It include: vibration flow path, the vibrating mechanism that the vibration flow path includes oscillating column pump and driven by the oscillating column pump；Vibrate flow path, The flow path that vibrates includes vibrate pump and the concrete vibrating mechanism by the pump driving of vibrating；Electric power generating motor, the electric power generating motor Input terminal is connected by reversing arrangement with the output end of the output end of the oscillating column pump and/or the pump that vibrates, the commutation Device drives the electric power generating motor rotation for controlling the oscillating column pump and/or the pump that vibrates；And generator, the generator It is drivingly connected with the electric power generating motor.

The paver power hydraulic system that the embodiment of first aspect present invention provides eliminates power generation pump and component, by Oscillating column pump and/or the pump that vibrates for electric power generating motor provide pressure oil-source, to simplify on the basis of guaranteeing machine normal operation Product structure saves machine space, reduces the cost of product.

Specifically, existing paver screed heating power hydraulic system is typically provided with special constant displacement pump as hair Electric pump provides pressure oil-source for electric power generating motor；And paver power hydraulic system of the invention, then by oscillating column pump and/or the pump that vibrates Pressure oil-source is provided for power generation prosperity, i.e., is electric power generating motor by the component (oscillating column pump and/or the pump that vibrates) of paver inherently Pressure oil-source is provided, to eliminate power generation pump and its associated component, product cost is thereby reduced, saves machine space.

It is to be understood that since the power generation heating of tire paver is carried out before the work that paves, i.e. power generation heating It is to be carried out in the case where vibrating, vibrating idle situation, so providing pressure oil by oscillating column pump and/or the pump that vibrates for electric power generating motor Source will not influence the normal work of paver, and be the reasonable utilization to machine own resource.

In addition, the paver power hydraulic system in above-described embodiment provided by the invention can also have additional skill as follows Art feature:

In the above-mentioned technical solutions, the reversing arrangement includes: the first inverting module, setting the oscillating column pump with it is described Between vibrating mechanism, and the entrance of first inverting module is connected with the output end of the oscillating column pump, first commutation The first outlet of module is connected with the input terminal of the electric power generating motor, the second outlet and the vibration of first inverting module The input terminal of motivation structure is connected；With the second inverting module, setting is vibrated between pump and the concrete vibrating mechanism described, and described The entrance of second inverting module is connected with the output end of the pump that vibrates, the first outlet of second inverting module with it is described The input terminal of electric power generating motor is connected, and the second outlet of second inverting module is connected with the input terminal of the concrete vibrating mechanism It is logical.

In the above-mentioned technical solutions, optionally, the input terminal of the input terminal of the oscillating column pump and the pump that vibrates with oil The oil outlet of case is connected, the output end of the output end of the vibrating mechanism and the concrete vibrating mechanism with the oil return opening phase of fuel tank Connection；First inverting module includes the first three-position four-way valve, the oil inlet of first three-position four-way valve and described first The entrance of inverting module is connected, the first outlet phase of an outlet and first inverting module of first three-position four-way valve Connection, another outlet of first three-position four-way valve are connected with the second outlet of first inverting module, and described first The oil return opening of three-position four-way valve is connected with the oil return opening of fuel tank；Or, first inverting module includes: the first two position two-way valve With the second two position two-way valve, the oil inlet of first two position two-way valve and second two position two-way valve is changed with described first It is connected to the entrance of module, the oil outlet of first two position two-way valve and second two position two-way valve is respectively with described The first outlet of one inverting module is connected with second outlet；Second inverting module includes the second three-position four-way valve, described The oil inlet of second three-position four-way valve is connected with the entrance of first inverting module, and the one of second three-position four-way valve goes out Mouth is connected with the first outlet of second inverting module, and another outlet of second three-position four-way valve is changed with described second It is connected to the second outlet of module, the oil return opening of second three-position four-way valve is connected with the oil return opening of fuel tank；Or, described Second inverting module includes: third two position two-way valve and the 4th two position two-way valve, the third two position two-way valve and the described 4th The oil inlet of two position two-way valve is connected with the entrance of second inverting module, the third two position two-way valve and described The oil outlet of four two position two-way valves is connected with the first outlet of second inverting module and second outlet respectively.

Preferably, the Median Function of first three-position four-way valve is H-type；And/or in second three-position four-way valve Median function is H-type.

In the above-mentioned technical solutions, optionally, the vibration flow path and the flow path that vibrates are closed circuit, described to pave Machine power hydraulic system further include: the input terminal of the first slippage pump, first slippage pump is connected with the oil outlet of fuel tank, institute The first slippage pump is stated for for the vibration flow path repairing；Second slippage pump, the input terminal of second slippage pump and fuel tank Oil outlet is connected, and second slippage pump is used for as the flow path repairing of vibrating；And output end and the institute of the electric power generating motor The output end for stating vibrating mechanism is connected with the input terminal of the oscillating column pump, and the output end of the electric power generating motor and the vibration The output end of stamper structure is connected with the input terminal of the pump that vibrates.

In the above-mentioned technical solutions, the paver power hydraulic system further include: the first check valve is arranged in the hair Between the output end of electric notor and the input terminal of the oscillating column pump, and the vibration is flowed to according to the output end by the electric power generating motor The direction one-way conduction of the input terminal of dynamic pump；The output end and the pump that vibrates of the electric power generating motor is arranged in second one-way valve Input terminal between, and unidirectionally led according to the direction of input terminal for the pump that vibrates described in the output end flow direction as the electric power generating motor It is logical.

In the above-mentioned technical solutions, first inverting module includes the first two position three-way valve, first two-position three way The oil inlet of valve is connected with the entrance of first inverting module, an outlet and described first for first two position three-way valve The first outlet of inverting module is connected, another outlet of first two position three-way valve and the second of first inverting module Outlet is connected；Second inverting module includes the second two position three-way valve, the oil inlet of second two position three-way valve and institute The entrance for stating the second inverting module is connected, an outlet and the first of second inverting module for second two position three-way valve Outlet is connected, and another outlet of second two position three-way valve is connected with the second outlet of second inverting module.

In the above-mentioned technical solutions, the reversing arrangement includes: the first inverting module, setting the oscillating column pump with it is described Between vibrating mechanism, and the entrance of first inverting module is connected with the output end of the oscillating column pump, first commutation The first outlet of module is connected with the input terminal of the electric power generating motor, the second outlet and the vibration of first inverting module The input terminal of motivation structure is connected；Or, the second inverting module, setting is vibrated between pump and the concrete vibrating mechanism described, and institute The entrance for stating the second inverting module is connected with the output end of the pump that vibrates, the first outlet of second inverting module and institute The input terminal for stating electric power generating motor is connected, and the second outlet of second inverting module is connected with the input terminal of the concrete vibrating mechanism It is logical.

In the above-mentioned technical solutions, the input terminal of the input terminal of the oscillating column pump and the pump that vibrates is fuel-displaced with fuel tank Mouth is connected, and the output end of the output end of the vibrating mechanism and the concrete vibrating mechanism is connected with the oil return opening of fuel tank；Or, The paver power hydraulic system further includes third slippage pump, the oil outlet phase of the input terminal and fuel tank of the third slippage pump Connection, the third slippage pump are used for as the flow path repairing of vibrating, the oil outlet phase of the input terminal and fuel tank of the oscillating column pump Connection, the output end of the vibrating mechanism are connected with the oil return opening of fuel tank, and the output end of the concrete vibrating mechanism vibrates with described The input terminal of pump is connected；Or, the paver power hydraulic system further includes the 4th slippage pump, the 4th slippage pump it is defeated Enter end to be connected with the oil outlet of fuel tank, the 4th slippage pump be used for be the vibration flow path repairing, the pump that vibrates it is defeated Enter end to be connected with the oil outlet of fuel tank, the output end of the concrete vibrating mechanism is connected with the oil return opening of fuel tank, the bobbing machine The output end of structure is connected with the input terminal of the oscillating column pump；Or, the paver power hydraulic system further includes the 5th repairing The input terminal of pump and the 6th slippage pump, the input terminal of the 5th slippage pump and the 6th slippage pump with the oil outlet of fuel tank It is connected, the 5th slippage pump and the 6th slippage pump are respectively used to mend for the vibration flow path and the flow path that vibrates Oil, the output end of the vibrating mechanism are connected with the input terminal of the oscillating column pump, the output end of the concrete vibrating mechanism with it is described The pump that vibrates is that input terminal is connected.

In the above-mentioned technical solutions, first inverting module includes: third three-position four-way valve, the third 3-position 4-way The oil inlet of valve is connected with the entrance of first inverting module, an outlet and described first for the third three-position four-way valve The first outlet of inverting module is connected, another outlet of the third three-position four-way valve and the second of first inverting module Outlet is connected, and the oil return opening of the third three-position four-way valve is connected with the input terminal of the oil return opening of fuel tank or the oscillating column pump It is logical；Or, first inverting module includes: the 5th two position two-way valve and the 6th two position two-way valve, the 5th two position two-way valve It is connected with the entrance of first inverting module with the oil inlet of the 6th two position two-way valve, the 5th bi-bit bi-pass The oil outlet of valve and the 6th two position two-way valve is connected with the first outlet of first inverting module and second outlet respectively It is logical；Or, first inverting module includes third two position three-way valve, the oil inlet of the third two position three-way valve and described first The entrance of inverting module is connected, the first outlet phase of an outlet and first inverting module of the third two position three-way valve Connection, another outlet of the third two position three-way valve is connected with the second outlet of first inverting module；Or, described Two inverting modules include: the 4th three-position four-way valve, oil inlet and second inverting module of the 4th three-position four-way valve Entrance is connected, and an outlet of the 4th three-position four-way valve is connected with the first outlet of second inverting module, described Another outlet of 4th three-position four-way valve is connected with the second outlet of second inverting module, the 4th three-position four-way valve Oil return opening be connected with the input terminal of the oil return opening of fuel tank or the pump that vibrates；Or, second inverting module includes: the 7th The oil inlet of two position two-way valve and the 8th two position two-way valve, the 7th two position two-way valve and the 8th two position two-way valve with The entrance of second inverting module is connected, the oil outlet point of the 7th two position two-way valve and the 8th two position two-way valve It is not connected with the first outlet of second inverting module and second outlet；Or, second inverting module includes the four or two One outlet of position three-way valve, the 4th two position three-way valve is connected with the first outlet of second inverting module, and described the Another outlet of four two position three-way valves is connected with the second outlet of second inverting module.

In any of the above-described technical solution, the reversing arrangement includes first inverting module, and the vibration flow path is also Include: vibration speed governing valve, be arranged between first inverting module and the vibrating mechanism, and the vibration speed governing valve is defeated Enter end to be connected with the second outlet of first inverting module, the output end and the bobbing machine of the vibration speed governing valve The input terminal of structure is connected, and the another output of the vibration speed governing valve is connected with the oil return opening of fuel tank.

In any of the above-described technical solution, the reversal valve that the first inverting module includes is proportional reversing valve or reversal valve；With/ Or, the reversal valve that the second inverting module includes is proportional reversing valve or reversal valve.

In any of the above-described technical solution, the vibrating mechanism includes vibrating motor, and the concrete vibrating mechanism includes horse of vibrating It reaches；The paver power hydraulic system further include: the oil inlet of the first overflow valve, first overflow valve connects the vibration The oil outlet of the output end of pump, first overflow valve is connected with the oil return opening of fuel tank；And/or second overflow valve, described Vibrate the output end of pump described in the oil inlet connection of two overflow valves, the oil return opening phase of the oil outlet and fuel tank of second overflow valve Connection.

In any of the above-described technical solution, the reversing arrangement is electromagnetic reversing arrangement.

The embodiment of second aspect of the present invention provides a kind of paver, including such as any one of first aspect embodiment institute The paver power hydraulic system stated.

The paver that the embodiment of second aspect of the present invention provides, because including the paver power generation in first aspect embodiment Hydraulic system, therefore eliminate power generation pump assembly provides pressure oil-source by oscillating column pump and/or the pump that vibrates for electric power generating motor, thus On the basis of guaranteeing that machine operates normally, by rationally utilizing machine own resources, and the cost of product is reduced；And pressure Oil supplies electric power generating motor after proportion adjustment, to ensure that the stabilization of electric power generating motor and generator speed, so that generator is defeated Voltage stabilization out improves properties of product, and has saved the energy.

Additional aspect and advantage of the invention will become obviously in following description section, or practice through the invention Recognize.

Detailed description of the invention

Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures Obviously and it is readily appreciated that, in which:

Fig. 1 is the schematic diagram of paver power hydraulic system described in first embodiment of the invention；

Fig. 2 is the schematic diagram of paver power hydraulic system described in second embodiment of the invention；

Fig. 3 is the schematic diagram of paver power hydraulic system described in third embodiment of the invention；

Fig. 4 is the schematic diagram of paver power hydraulic system described in four embodiment of the invention；

Fig. 5 is the schematic diagram of paver power hydraulic system described in fifth embodiment of the invention；

Fig. 6 is the schematic diagram of paver power hydraulic system described in sixth embodiment of the invention；

Fig. 7 is the schematic diagram of paver power hydraulic system described in seventh embodiment of the invention；

Fig. 8 is the schematic diagram of paver power hydraulic system described in eighth embodiment of the invention；

Fig. 9 is the schematic diagram of paver power hydraulic system described in ninth embodiment of the invention；

Figure 10 is the schematic diagram of paver power hydraulic system described in tenth embodiment of the invention.

Wherein, the corresponding relationship between appended drawing reference and component names of the Fig. 1 into Figure 10 are as follows:

10 fuel tanks, 21 oscillating column pumps, 22 vibrating motors, 23 vibration speed governing valves, 31 vibrate pump, and 32 vibrate motor, and 41 generate electricity horses It reaches, 42 generators, 51 first three-position four-way valves, 52 second three-position four-way valves, 53 third three-position four-way valves, 54 the 4th 3-position 4-ways Valve, 61 first two position three-way valves, 62 second two position three-way valves, 63 third two position three-way valves, 64 the 4th two position three-way valves, 71 first Slippage pump, 72 second slippage pumps, 73 third slippage pumps, 74 the 4th slippage pumps, 75 the 5th slippage pumps, 76 the 6th slippage pumps, 81 One check valve, 82 second one-way valves, 83 third check valves, 84 the 4th check valves, 85 the 5th check valves, 86 the 6th check valves, 91 First overflow valve, 92 second overflow valves.

Specific embodiment

To better understand the objects, features and advantages of the present invention, with reference to the accompanying drawing and specific real Applying mode, the present invention is further described in detail.It should be noted that in the absence of conflict, the implementation of the application Feature in example and embodiment can be combined with each other.

In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, still, the present invention may be used also To be implemented using other than the one described here other modes, therefore, protection scope of the present invention is not by described below Specific embodiment limitation.

Paver power hydraulic system according to some embodiments of the invention is described referring to Fig. 1 to Figure 10 and is paved Machine.

As shown in Figures 1 to 10, the paver power hydraulic system that the embodiment of first aspect present invention provides, comprising: Vibrate flow path, the flow path that vibrates, electric power generating motor 41 and generator 42.

Specifically, the vibrating mechanism that flow path includes oscillating column pump 21 and drives by oscillating column pump 21 is vibrated；The flow path that vibrates includes Vibrate pump 31 and the concrete vibrating mechanism by 31 driving of pump of vibrating；The input terminal of electric power generating motor 41 passes through reversing arrangement and oscillating column pump 21 Output end and/or vibrate pump 31 output end be connected, reversing arrangement for control oscillating column pump 21 and/or vibrate pump 31 driving Electric power generating motor 41 rotates；Generator 42 and electric power generating motor 41 are drivingly connected.

The paver power hydraulic system that the embodiment of first aspect present invention provides eliminates power generation pump and component, by Oscillating column pump 21 and/or the pump 31 that vibrates provide pressure oil-source for electric power generating motor 41, thus on the basis of guaranteeing that machine operates normally, Product structure is simplified, machine space is saved, reduces the cost of product.

It is to be understood that since the power generation heating of tire paver is carried out before the work that paves, i.e. power generation heating It is to be carried out in the case where vibrating, vibrating idle situation, so being provided by oscillating column pump 21 and/or the pump 31 that vibrates for electric power generating motor 41 Pressure oil-source will not influence the normal work of paver, and be the reasonable utilization to machine own resource.

In some embodiments of the invention, as depicted in figs. 1 and 2, reversing arrangement includes: the first inverting module and second Inverting module.

Specifically, the first inverting module is arranged between oscillating column pump 21 and vibrating mechanism, and the entrance of the first inverting module It is connected with the output end of oscillating column pump 21, the first outlet of the first inverting module is connected with the input terminal of electric power generating motor 41, the The second outlet of one inverting module is connected with the input terminal of vibrating mechanism；Setting is being vibrated between pump 31 and concrete vibrating mechanism, and The entrance of second inverting module is connected with the output end for the pump 31 that vibrates, the first outlet and electric power generating motor 41 of the second inverting module Input terminal be connected, the second outlet of the second inverting module is connected with the input terminal of concrete vibrating mechanism.

In the above-described embodiments, reversing arrangement includes the first inverting module and the second inverting module, then by 21 He of oscillating column pump Vibrating, driving electric power generating motors 41 rotate pump 31 jointly, in this way in the machine vibration work that guarantees to pave, vibrating work and power generation operation just On the basis of often carrying out, it opposite can reduce the fuel delivery of oscillating column pump 21 and the pump 31 that vibrates.Specifically, the first inverting module makes to shake The input terminal of motivation structure and the input terminal of electric power generating motor 41 can be connected with the output end of oscillating column pump 21, to make oscillating column pump 21 Pressure oil-source can be provided for vibrating mechanism and electric power generating motor 41；Second inverting module makes input terminal and the power generation horse of concrete vibrating mechanism Input terminal up to 41 can be connected with the output end for the pump 31 that vibrates, so that the pump 31 that enables to vibrate is concrete vibrating mechanism and power generation horse Pressure oil-source is provided up to 41；By the reasonable commutation of the first inverting module and the second inverting module, it can be realized and control and pave Each operating mode of machine.

In one embodiment of the invention, as shown in Figure 1, the input terminal of the input terminal of oscillating column pump 21 and the pump 31 that vibrates is equal Be connected with the oil outlet of fuel tank 10, the output end of the output end of vibrating mechanism and concrete vibrating mechanism with the oil return opening phase of fuel tank 10 Connection.

In this embodiment, optionally, the first inverting module includes the first three-position four-way valve 51, the first three-position four-way valve 51 Oil inlet be connected with the entrance of the first inverting module, an outlet and the of the first inverting module for the first three-position four-way valve 51 One outlet is connected, and another outlet of the first three-position four-way valve 51 is connected with the second outlet of the first inverting module, and the one or three The oil return opening of position four-way valve 51 is connected with the oil return opening of fuel tank 10.

Optionally, the first inverting module includes: the first two position two-way valve and the second two position two-way valve, the first two position two-way valve It is connected with the entrance of the first inverting module with the oil inlet of the second two position two-way valve, the first two position two-way valve and the two or two The oil outlet of two-port valve is connected with the first outlet of the first inverting module and second outlet respectively.

Optionally, the second inverting module includes the second three-position four-way valve 52, the oil inlet of the second three-position four-way valve 52 and the The entrance of one inverting module is connected, and an outlet of the second three-position four-way valve 52 is connected with the first outlet of the second inverting module Logical, another outlet of the second three-position four-way valve 52 is connected with the second outlet of the second inverting module, the second three-position four-way valve 52 Oil return opening be connected with the oil return opening of fuel tank 10.

Optionally, the second inverting module includes: third two position two-way valve and the 4th two position two-way valve, third two position two-way valve It is connected with the entrance of the second inverting module with the oil inlet of the 4th two position two-way valve, third two position two-way valve and the four or two The oil outlet of two-port valve is connected with the first outlet of the second inverting module and second outlet respectively.

In the above-described embodiments, the input terminal of oscillating column pump 21 and vibrate pump 31 input terminal with the oil outlet phase of fuel tank 10 Connection, the output end of vibrating mechanism and the output end of concrete vibrating mechanism are connected with the oil return opening of fuel tank 10, it may be assumed that vibration flow path and The flow path that vibrates is open type flow path, and is jointly 41 fuel feeding of electric power generating motor by vibration flow path and the flow path that vibrates.

Specifically, when vibration flow path is connected in the first inverting module, paver enters vibration operating mode, at this point, pressure Oil enters oscillating column pump 21 by the oil outlet of fuel tank 10, and the second outlet then through the first inverting module enters vibrating mechanism, finally Fuel tank 10 is flowed back to, realizes vibration work；When flow path is vibrated in the conducting of the second inverting module, paver enters the operating mode that vibrates, At this point, pressure oil enters the pump 31 that vibrates by the oil outlet of fuel tank 10, then the second outlet through the second inverting module enters and vibrates Mechanism finally flows back to fuel tank 10, realizes work of vibrating；When the first inverting module connection oscillating column pump 21 and electric power generating motor 41 and the When the connection of two inverting modules vibrates pump 31 with electric power generating motor 41, paver enters power generation operation mode, at this point, pressure oil is by fuel tank 10 oil outlet enters oscillating column pump 21 and the pump 31 that vibrates, the first outlet and the second inverting module then through the first inverting module First outlet enters electric power generating motor 41, finally flows back to fuel tank 10, and driving electric power generating motor 41 rotates, 41 driven generator of electric power generating motor 42 power generations, realize power generation operation.

It can be three-position four-way valve as the first inverting module and the second inverting module, can also be two two Two-port valve or one are three-position four-way valve, another is two two position two-way valves or other compositions etc., as long as can be real Existing oil circuit switching, and guarantee the normal operation of each operating mode of paver, it will be understood by those of skill in the art that these Technical solution is within the scope of the invention, such as:

First inverting module includes the first three-position four-way valve 51, and when vibrating work, the pressure oil that oscillating column pump 21 exports is through the The entrance of one inverting module flows into the oil inlet of the first three-position four-way valve 51, another outlet then through the first three-position four-way valve 51 Flow into the second outlet of the first inverting module, after through subsequent vibrating mechanism, flow back to fuel tank 10, realize vibration work；Power generation When work, the pressure oil that oscillating column pump 21 exports flows into the oil inlet of the first three-position four-way valve 51 through the entrance of the first inverting module, Then the outlet through the first three-position four-way valve 51 flows into the first outlet of the first inverting module, and flow is then supplied power generation horse Up to 41, generate electricity for 41 driven generator 42 of electric power generating motor；

Alternatively, the first inverting module includes the first two position two-way valve and the second two position two-way valve, and when vibrating work, oscillating column pump The pressure oil of 21 outputs flows into the oil inlet of the second two position two-way valve through the entrance of the first inverting module, then through the two or two two The oil outlet of port valve flows into the second outlet of the first inverting module, after through subsequent vibrating mechanism, flow back to fuel tank 10, realize vibration It starts building to make；When power generation operation, the pressure oil that oscillating column pump 21 exports flows into the first two position two-way valve through the entrance of the first inverting module Oil inlet, then oil outlet through the first two position two-way valve flows into the first outlet of the first inverting module, then supplies flow To electric power generating motor 41, generate electricity for 41 driven generator 42 of electric power generating motor.

Second inverting module includes the second three-position four-way valve 52, vibrate work when, the pressure oil for 31 output of pump of vibrating is through the The entrance of two inverting modules flows into the oil inlet of the second three-position four-way valve 52, another outlet then through the second three-position four-way valve 52 Flow into the second outlet of the second inverting module, after through subsequent concrete vibrating mechanism, flow back to fuel tank 10, realization is vibrated work；Power generation When work, the pressure oil that oscillating column pump 21 exports flows into the oil inlet of the second three-position four-way valve 52 through the entrance of the second inverting module, Then the outlet through the second three-position four-way valve 52 flows into the first outlet of the second inverting module, and flow is then supplied power generation horse Up to 41, generate electricity for 41 driven generator 42 of electric power generating motor；

Alternatively, the second inverting module includes third two position two-way valve and the 4th two position two-way valve, vibrate work when, vibrate pump The pressure oil of 31 outputs flows into the oil inlet of the 4th two position two-way valve through the entrance of the second inverting module, then through the four or two two The oil outlet of port valve flows into the second outlet of the second inverting module, after through subsequent concrete vibrating mechanism, flow back to fuel tank 10, realize vibration Smash work；When power generation operation, the pressure oil that oscillating column pump 21 exports flows into third two position two-way valve through the entrance of the second inverting module Oil inlet, then oil outlet through third two position two-way valve flows into the first outlet of the second inverting module, then supplies flow To electric power generating motor 41, generate electricity for 41 driven generator 42 of electric power generating motor.

Preferably, the Median Function of the first three-position four-way valve 51 is H-type；And/or second three-position four-way valve 52 middle-position machine It can be H-type.

When the first three-position four-way valve 51 and/or the second three-position four-way valve 52 are H-type three-position four-way valve, when it is located at middle position When, Unloading Effect can be played.

In another embodiment of the present invention, it as shown in Fig. 2, vibration flow path and the flow path that vibrates are closed circuit, paves Machine power hydraulic system further include: the input terminal of the first slippage pump 71, the first slippage pump 71 is connected with the oil outlet of fuel tank 10, First slippage pump 71 is used for as vibration flow path repairing；Second slippage pump 72, the input terminal of the second slippage pump 72 and going out for fuel tank 10 Hydraulic fluid port is connected, and the second slippage pump 72 is used for as flow path repairing of vibrating；And electric power generating motor 41 output end and vibrating mechanism it is defeated Outlet is connected with the input terminal of oscillating column pump 21, and the output end of the output end of electric power generating motor 41 and concrete vibrating mechanism with vibrate The input terminal of pump 31 is connected.

In this embodiment, input terminal of the output end of the output end of electric power generating motor 41 and vibrating mechanism with oscillating column pump 21 It is connected, the output end of electric power generating motor 41 and the output end of concrete vibrating mechanism are connected with the input terminal for the pump 31 that vibrates, it may be assumed that vibration Flow path and the flow path that vibrates are enclosed flow path, and are jointly 41 fuel feeding of electric power generating motor by vibration flow path and the flow path that vibrates.Specifically, When vibration flow path is connected in the first inverting module, paver enters vibration operating mode, at this point, pressure oil is by oscillating column pump 21 through the The second outlet of one inverting module enters vibrating mechanism, then returns to oscillating column pump 21 and circulates, and realizes vibration work；When second Inverting module conducting vibrate flow path when, paver, which enters, to vibrate operating mode, at this point, pressure oil is by the pump 31 that vibrates through the second commutation The second outlet of module enters concrete vibrating mechanism, then returns to the pump 31 that vibrates and circulates, realizes work of vibrating；When the first commutation mould Block connection oscillating column pump 21, which be connected to vibrate with electric power generating motor 41 and the second inverting module, pumps 31 and when electric power generating motor 41, paver into Enter power generation operation mode, pressure oil enters electric power generating motor 41 through the first outlet of the first inverting module by oscillating column pump 21 at this time, so Oscillating column pump 21 is returned afterwards to circulate, while entering electric power generating motor 41 by 31 first outlets through the second inverting module of pump of vibrating, Then it returns to the pump 31 that vibrates to circulate, realizes power generation operation.And the setting of the first slippage pump 71 and the second slippage pump 72, it can To vibrate flow path and flow path repairing of vibrating, to avoid system leak causes hydraulic oil fewer and fewer and influences the normal fortune of system Row, to ensure that the use reliability of system.

Further, paver power hydraulic system further include: the first check valve 81 and second one-way valve 82.

Wherein, the first check valve 81 is arranged between the output end of electric power generating motor 41 and the input terminal of oscillating column pump 21, and presses The direction one-way conduction of the input terminal of oscillating column pump 21 is flowed to according to the output end by electric power generating motor 41；The setting of second one-way valve 82 is being sent out Between the output end of electric notor 41 and the input terminal for the pump 31 that vibrates, and the pump 31 that vibrates is flowed to according to by the output end of electric power generating motor 41 Input terminal direction one-way conduction.

The setting of first check valve 81, when can guarantee that oscillating column pump 21 inverts, high pressure oil will not generate shadow to vibration flow path It rings, to ensure that the reliability for the machine vibration work that paves；The setting of second one-way valve 82 can guarantee 31 reversion of pump of vibrating When, high pressure oil will not have an impact the flow path that vibrates, to ensure that the reliability of spreader vibration work.

In the above-described embodiments, optionally, the first inverting module includes the first two position three-way valve 61, the first two position three-way valve 61 oil inlet is connected with the entrance of the first inverting module, an outlet and the first inverting module of the first two position three-way valve 61 First outlet is connected, and another outlet of the first two position three-way valve 61 is connected with the second outlet of the first inverting module；Second Inverting module includes the second two position three-way valve 62, and the oil inlet of the second two position three-way valve 62 is connected with the entrance of the second inverting module Logical, an outlet of the second two position three-way valve 62 is connected with the first outlet of the second inverting module, the second two position three-way valve 62 Another outlet is connected with the second outlet of the second inverting module.

First inverting module includes the first two position three-way valve 61, and when vibrating work, the pressure oil that oscillating column pump 21 exports is through the The entrance of one inverting module flows into the oil inlet of the first two position three-way valve 61, another outlet then through the first two position three-way valve 61 Flow into the second outlet of the first inverting module, after through subsequent vibrating mechanism, return to oscillating column pump 21 and realize circulation, and then realize Vibrate work；When power generation operation, the pressure oil that oscillating column pump 21 exports flows into the first two-position three way through the entrance of the first inverting module The oil inlet of valve 61, then the outlet through the first two position three-way valve 61 flows into the first outlet of the first inverting module, then will Flow supplies electric power generating motor 41, returns again to oscillating column pump 21 and realizes circulation, the power generation of 41 driven generator 42 of electric power generating motor.

Second inverting module includes the second two position three-way valve 62, vibrate work when, the pressure oil for 31 output of pump of vibrating is through the The entrance of two inverting modules flows into the oil inlet of the second three-position three-way valve, another outlet stream then through the second two position three-way valve 62 Enter the second outlet of the second inverting module, after through subsequent concrete vibrating mechanism, flow back to vibrate pump 31 realize circulation, and then realize vibration Smash work；When power generation operation, the pressure oil for 31 output of pump of vibrating flows into the second two position three-way valve through the entrance of the second inverting module 62 oil inlet, then the outlet through the second two position three-way valve 62 flows into the first outlet of the second inverting module, then will stream Amount supply electric power generating motor 41 returns again to the pump 31 that vibrates and realizes circulation, the power generation of 41 driven generator 42 of electric power generating motor.

Certainly, it will be understood by those of skill in the art that the first inverting module and the second inverting module can be two Triple valve can also be two two position two-way valves or one is two position three-way valve, another is two two position two-way valves, Or other situations etc., as long as can be realized oil circuit switching, and guarantee the normal operation of each operating mode of paver, can be realized The purpose of the present invention, objective are within the scope of the invention in design philosophy of the invention.

In other embodiments of the invention, as shown in Figures 3 to 10, reversing arrangement include: the first inverting module or Second inverting module.

Wherein, when reversing arrangement includes the first inverting module, the first inverting module is arranged in oscillating column pump 21 and bobbing machine Between structure, and the entrance of the first inverting module is connected with the output end of oscillating column pump 21, the first outlet of the first inverting module with The input terminal of electric power generating motor 41 is connected, and the second outlet of the first inverting module is connected with the input terminal of vibrating mechanism.

When reversing arrangement include the second inverting module when, the second inverting module setting vibrate pump 31 with concrete vibrating mechanism it Between, and the entrance of the second inverting module is connected with the output end for the pump 31 that vibrates, the first outlet and power generation of the second inverting module The input terminal of motor 41 is connected, and the second outlet of the second inverting module is connected with the input terminal of concrete vibrating mechanism.

In the above-described embodiments, reversing arrangement includes the first inverting module or the second inverting module, then by oscillating column pump 21 or The rotation of electric power generating motor 41 is operated alone in the pump 31 that vibrates, in this way in the machine vibration work that guarantees to pave, vibrating work and power generation operation just It, being capable of simplied system structure on the basis of often carrying out.Specifically, when reversing arrangement includes the first inverting module, the first commutation Module enables the input terminal of electric power generating motor 41 and the output end of oscillating column pump 21 to be connected, to enable oscillating column pump 21 for power generation Motor 41 provides pressure oil-source；Alternatively, the second inverting module makes electric power generating motor 41 when reversing arrangement includes the second inverting module Input terminal can be connected with the output end for the pump 31 that vibrates, so that the pump 31 that enables to vibrate provides pressure oil for electric power generating motor 41 Source.

Optionally, as shown in Figure 4 and Figure 5, the input terminal of oscillating column pump 21 and vibrate pump 31 input terminal with fuel tank 10 Oil outlet is connected, and the output end of vibrating mechanism and the output end of concrete vibrating mechanism are connected with the oil return opening of fuel tank 10.

Optionally, as shown in Figure 6 and Figure 7, paver power hydraulic system further includes third slippage pump 73, third slippage pump 73 input terminal is connected with the oil outlet of fuel tank 10, and third slippage pump 73 is used to vibrate flow path repairing, oscillating column pump 21 it is defeated Enter end to be connected with the oil outlet of fuel tank 10, the output end of vibrating mechanism is connected with the oil return opening of fuel tank 10, concrete vibrating mechanism Output end is connected with the input terminal for the pump 31 that vibrates.

Optionally, as shown in Figure 7 and Figure 8, paver power hydraulic system further includes the 4th slippage pump 74, the 4th slippage pump 74 input terminal is connected with the oil outlet of fuel tank 10, and the 4th slippage pump 74 is used to vibrate flow path repairing, and vibrate the defeated of pump 31 Enter end to be connected with the oil outlet of fuel tank 10, the output end of concrete vibrating mechanism is connected with the oil return opening of fuel tank 10, vibrating mechanism Output end is connected with the input terminal of oscillating column pump 21.

Optionally, as shown in Figure 9 and Figure 10, paver power hydraulic system further includes the 5th slippage pump 75 and the 6th repairing Pump 76, the input terminal of the 5th slippage pump 75 and the input terminal of the 6th slippage pump 76 are connected with the oil outlet of fuel tank 10, and the 5th Slippage pump 75 and the 6th slippage pump 76 are respectively used to as vibration flow path and vibrate flow path repairing, the output end of vibrating mechanism and vibration The input terminal of pump 21 is connected, and the output end of concrete vibrating mechanism is that input terminal is connected with the pump 31 that vibrates.

In the above-described embodiments, vibration flow path can be open type flow path or enclosed flow path, and the flow path that vibrates may be open type No matter flow path or enclosed flow path vibrate the opening and closing what state combination of flow path and the flow path that vibrates, can be independent by vibration flow path For 41 fuel feeding of electric power generating motor, or 41 fuel feeding of electric power generating motor is individually for by the flow path that vibrates, such as:

When oscillating column pump 21 input terminal and vibrate pump 31 input terminal be connected with the oil outlet of fuel tank 10, vibrational structure Output end and the output end of concrete vibrating mechanism when being connected with the oil return opening of fuel tank 10, it may be assumed that vibration flow path and the flow path that vibrates are equal For open type flow path, and 41 fuel feeding of electric power generating motor is individually for by vibration flow path or the flow path that vibrates.Specifically, when being by vibration flow path When 41 fuel feeding of electric power generating motor, the input terminal of electric power generating motor 41 is connected with the first outlet of the first inverting module, electric power generating motor 41 Output end be connected with the oil return opening of fuel tank 10；When by vibrate flow path be 41 fuel feeding of electric power generating motor when, electric power generating motor 41 it is defeated Enter end to be connected with the first outlet of the second inverting module, the output end of electric power generating motor 41 is connected with the oil return opening of fuel tank 10.

When the input terminal of oscillating column pump 21 is connected with the oil outlet of fuel tank 10, the output end of vibrating mechanism and returning for fuel tank 10 Hydraulic fluid port is connected, when the output end of vibrating mechanism is connected with the input terminal of oscillating column pump 21, it may be assumed that and vibration flow path is open type flow path, The flow path that vibrates is enclosed flow path, and is individually for 41 fuel feeding of electric power generating motor by vibration flow path or the flow path that vibrates.Specifically, when by vibrating When flow path is 41 fuel feeding of electric power generating motor, the input terminal of electric power generating motor 41 is connected with the first outlet of the first inverting module, power generation The output end of motor 41 is connected with the oil return opening of fuel tank 10；When being 41 fuel feeding of electric power generating motor by the flow path that vibrates, electric power generating motor 41 input terminal is connected with the first outlet of the second inverting module, the input terminal of the output end of electric power generating motor 41 and the pump 31 that vibrates It is connected, it is preferable that be additionally provided with third check valve 83, third between the output end of electric power generating motor 41 and the input terminal for the pump 31 that vibrates Check valve 83 is vibrated according to the direction one-way conduction for the input terminal for flowing to the pump 31 that vibrates by the output end of electric power generating motor 41 with guarantee The flow path that vibrates will not be had an impact when 31 reversion of pump.At this point, the setting of third slippage pump 73, can be flow path repairing of vibrating, The hydraulic oil for avoiding system leak from causing to vibrate in flow path is fewer and fewer and influences the normal operation of spreader vibration work, thus It ensure that the use reliability of paver.

When vibrating, the input terminal for pumping 31 is connected with the oil outlet of fuel tank 10, the output end of concrete vibrating mechanism and returning for fuel tank 10 Hydraulic fluid port is connected, when the output end of vibrating mechanism is connected with the input terminal of oscillating column pump 21, it may be assumed that and vibration flow path is enclosed flow path, The flow path that vibrates is open type flow path, and is individually for 41 fuel feeding of electric power generating motor by vibration flow path or the flow path that vibrates.Specifically, when by vibrating When flow path is 41 fuel feeding of electric power generating motor, the input terminal of electric power generating motor 41 is connected with the first outlet of the first inverting module, power generation The output end of motor 41 is connected with the input terminal of oscillating column pump 21, it is preferable that the output end of electric power generating motor 41 and oscillating column pump 21 The 4th check valve 84 is additionally provided between input terminal, the 4th check valve 84 flows to oscillating column pump 21 according to the output end by electric power generating motor 41 Input terminal direction one-way conduction, with guarantee oscillating column pump 21 invert when will not to vibration flow path have an impact；When by the stream that vibrates When road is 41 fuel feeding of electric power generating motor, the input terminal of electric power generating motor 41 is connected with the first outlet of the second inverting module, and generate electricity horse Output end up to 41 is connected with the oil return opening of fuel tank 10.At this point, the setting of the 4th slippage pump 74, can mend for vibration flow path Oil, avoid system leak cause vibrate flow path in hydraulic oil it is fewer and fewer and influence pave machine vibration work normal operation, To ensure that the use reliability of paver.

When the output end of vibrating mechanism is connected with the input terminal of oscillating column pump 21, the output end of concrete vibrating mechanism and the pump 31 that vibrates Input terminal when being connected, it may be assumed that vibration flow path and the flow path that vibrates are enclosed flow path, and independent by vibration flow path or the flow path that vibrates For 41 fuel feeding of electric power generating motor.Specifically, when being 41 fuel feeding of electric power generating motor by vibration flow path, the input terminal of electric power generating motor 41 and the The first outlet of one inverting module is connected, and the output end of electric power generating motor 41 is connected with the input terminal of oscillating column pump 21, it is preferable that Be additionally provided with the 5th check valve 85 between the output end of electric power generating motor 41 and the input terminal of oscillating column pump 21, the 5th check valve 85 according to by The output end of electric power generating motor 41 flows to the direction one-way conduction of the input terminal of oscillating column pump 21, will not when guaranteeing that oscillating column pump 21 inverts Vibration flow path is had an impact；When being 41 fuel feeding of electric power generating motor by the flow path that vibrates, the input terminal of electric power generating motor 41 is changed with second It is connected to the first outlet of module, the output end of electric power generating motor 41 is connected with the input terminal for the pump 31 that vibrates, it is preferable that power generation It is additionally provided with the 6th check valve 86 between the output end of motor 41 and the input terminal for the pump 31 that vibrates, the 6th check valve 86 is according to by generating electricity The output end of motor 41 flows to the direction one-way conduction of the input terminal for the pump 31 that vibrates, will not be to vibration when being inverted with the pump 31 that guarantees to vibrate Flow path is smash to have an impact.At this point, the setting of the 5th slippage pump 75 and the 6th slippage pump 76, can be vibration flow path and the flow path that vibrates Repairing avoids system leak from causing the pressure oil in system fewer and fewer and influence the normal operation of system, to ensure that and be The use reliability of system.

Optionally, the first inverting module includes: third three-position four-way valve 53, the oil inlet of third three-position four-way valve 53 and The entrance of one inverting module is connected, and an outlet of third three-position four-way valve 53 is connected with the first outlet of the first inverting module Logical, another outlet of third three-position four-way valve 53 is connected with the second outlet of the first inverting module, third three-position four-way valve 53 Oil return opening be connected with the input terminal of the oil return opening of fuel tank 10 or oscillating column pump 21.

Optionally, the first inverting module includes: the 5th two position two-way valve and the 6th two position two-way valve, the 5th two position two-way valve It is connected with the entrance of the first inverting module with the oil inlet of the 6th two position two-way valve, the 5th two position two-way valve and the six or two The oil outlet of two-port valve is connected with the first outlet of the first inverting module and second outlet respectively.

Optionally, the first inverting module includes third two position three-way valve 63, the oil inlet of third two position three-way valve 63 and The entrance of one inverting module is connected, and an outlet of third two position three-way valve 63 is connected with the first outlet of the first inverting module Logical, another outlet of third two position three-way valve 63 is connected with the second outlet of the first inverting module.

Optionally, the second inverting module includes: the 4th three-position four-way valve 54, the oil inlet of the 4th three-position four-way valve 54 and The entrance of two inverting modules is connected, and an outlet of the 4th three-position four-way valve 54 is connected with the first outlet of the second inverting module Logical, another outlet of the 4th three-position four-way valve 54 is connected with the second outlet of the second inverting module, the 4th three-position four-way valve 54 Oil return opening and the oil return opening of fuel tank 10 or the input terminal of the pump 31 that vibrates be connected.

Optionally, the second inverting module includes: the 7th two position two-way valve and the 8th two position two-way valve, the 7th two position two-way valve It is connected with the entrance of the second inverting module with the oil inlet of the 8th two position two-way valve, the 7th two position two-way valve and the eight or two The oil outlet of two-port valve is connected with the first outlet of the second inverting module and second outlet respectively.

Optionally, the second inverting module includes the 4th two position three-way valve 64, an outlet and for the 4th two position three-way valve 64 The first outlet of two inverting modules is connected, another outlet of the 4th two position three-way valve 64 and the second outlet of the second inverting module It is connected.

In the above-described embodiments, when reversing arrangement include the first inverting module, i.e., by vibration flow path be electric power generating motor 41 supply When oily, the first inverting module can be three-position four-way valve, or two two position two-way valves, or two position three-way valve Deng as long as can be realized oil circuit switching, and guaranteeing the normal operation of paver vibration mode and power generation mode, herein no longer It enumerates, it is understood by those skilled in the art that these technical solutions are within the scope of the invention.

When reversing arrangement includes the second inverting module, i.e., when being 41 fuel feeding of electric power generating motor by the flow path that vibrates, the second commutation mould Block can be three-position four-way valve, or two two position two-way valves, or two position three-way valve etc., as long as can be realized oil Road switching, and guarantee the normal operation of spreader vibration mode and power generation mode, it will not enumerate herein, but this field It will be appreciated by the skilled person that these technical solutions are within the scope of the invention.

In any of the above-described embodiment, reversing arrangement includes the first inverting module, vibrates flow path further include: vibration speed governing valve 23, be arranged between the first inverting module and vibrating mechanism, and vibrate speed governing valve 23 input terminal and the first inverting module the Two outlets are connected, and an output end of vibration speed governing valve 23 is connected with the input terminal of vibrating mechanism, vibration speed governing valve 23 Another output is connected with the oil return opening of fuel tank 10.

In the first inverting module and vibrating mechanism or setting vibration speed governing valve 23 of recommending oneself, vibration velocity can be rationally adjusted, To adapt to the operating condition needs under different condition.

In any of the above-described embodiment, the reversal valve that the first inverting module includes is proportional reversing valve or reversal valve；With/ Or, the reversal valve that the second inverting module includes is proportional reversing valve or reversal valve.

When the reversal valve that the first inverting module and/or the second inverting module include is proportional reversing valve or proportioning valve, then Pressure oil stream amount just enters electric power generating motor 41 after ratio automatically adjusts, to ensure that 42 revolving speed of electric power generating motor 41 and generator Stabilization, and then ensure that 42 output voltage stabilization of generator, effectively improve properties of product, and saved the energy.It is preferred that The reversal valve that ground, only the second inverting module include is proportional reversing valve or proportioning valve, in this way, when power generation operation, by oscillating column pump 21 whole flows supply power generation is flourishing, while the ratio tune of the flow for the pump 31 that the vibrates reversal valve that includes through the second inverting module Electric power generating motor 41 is supplied after section, and proportion adjustment can be realized；On the other hand, vibrate work when, include by the second inverting module Reversal valve proportion adjustment, also can rationally adjust the mode of vibrating for the motor 32 that vibrates, and then meet under various operating conditions not With needs；And for vibrating flow path, vibration rate is usually adjusted by vibration speed governing valve 23, so not requiring the first commutation The reversal valve that module includes also is proportional reversing valve or reversal valve.

In any of the above-described embodiment, as shown in Figures 1 to 10, vibrating mechanism includes vibrating motor 22, concrete vibrating mechanism packet Include the motor 32 that vibrates；Paver power hydraulic system further include: the oil inlet of the first overflow valve 91, the first overflow valve 91 connects vibration The output end of dynamic pump 21, the oil outlet of the first overflow valve 91 are connected with the oil return opening of fuel tank 10；And/or second overflow valve 92, The oil inlet of second overflow valve 92 connects the output end for the pump 31 that vibrates, the oil outlet of the second overflow valve 92 and the oil return opening of fuel tank 10 It is connected.

The setting of first overflow valve 91 can play a protective role to oscillating column pump 21, and make the outlet pressure of oscillating column pump 21 It keeps stablizing, and then guarantees system the operation is stable；The setting of second overflow valve 92 can play a protective role to the pump 31 that vibrates, And the outlet pressure for the pump 31 that makes to vibrate keeps stablizing, and then guarantees system the operation is stable.

In any of the above-described embodiment, as shown in Figures 1 to 10, when vibrating flow path is open type flow path, oscillating column pump 21 is Unidirectional constant displacement pump, when vibrating flow path is enclosed flow path, oscillating column pump 21 is two-way variable displacement pump；When the flow path that vibrates is open type flow path When, the pump 31 that vibrates is unidirectional constant displacement pump, and when the flow path that vibrates is enclosed flow path, the pump 31 that vibrates is two-way variable displacement pump.

In any of the above-described embodiment, reversing arrangement is electromagnetic reversing arrangement.

Electromagnetic reversing arrangement movement is quick, is quick on the draw, easily controllable.Certainly, it will be understood by those of skill in the art that First reversing arrangement and/or the second reversing arrangement are not limited to electromagnetic reversing arrangement, or other kinds of commutation dress It sets, as long as can be realized commutation function of the invention, i.e., within the scope of the present invention.

The paver (not shown) that the embodiment of second aspect of the present invention provides, including as in first aspect embodiment The paver power hydraulic system of any one.

The paver that the embodiment of second aspect of the present invention provides, because including the paver power generation in first aspect embodiment Hydraulic system, therefore power generation pump assembly is eliminated, pressure oil-source is provided for electric power generating motor 41 by oscillating column pump 21 and/or the pump 31 that vibrates, Thus on the basis of guaranteeing that machine operates normally, by rationally utilizing machine own resources, and the cost of product is reduced； And pressure oil supplies electric power generating motor 41 after proportion adjustment, thus ensure that the stabilization of 42 revolving speed of electric power generating motor 41 and generator, So that 42 output voltage stabilization of generator, improves properties of product, and saved the energy.

The paver power hydraulic system of the present invention is described in detail offer is provided below with reference to some specific embodiments of the present invention The working principle of system.

Embodiment one

As shown in Figure 1, the paver power hydraulic system includes fuel tank 10, vibrates flow path, the flow path that vibrates, electric power generating motor 41, generator 42, reversing arrangement, the first overflow valve 91 and the second overflow valve 92.Vibration flow path includes oscillating column pump 21, vibration speed regulation Valve 23 and vibrating motor 22；The flow path that vibrates includes vibrate pump 31 and the motor 32 that vibrates；Reversing arrangement include the first inverting module and Second inverting module, the first inverting module include the first three-position four-way valve 51, and the second inverting module includes the second three-position four-way valve 52, and the second three-position four-way valve 52 is proportional reversing valve.Wherein, vibration flow path and the flow path that vibrates are open type flow path, oscillating column pump 21 and the pump that vibrates 31 be unidirectional constant displacement pump, and be jointly 41 fuel feeding of electric power generating motor by vibration flow path and the flow path that vibrates.

When vibrating work, the first three-position four-way valve 51 is in right position, and oil inlet P is connected to outlet A, what oscillating column pump 21 exported Pressure oil enters the first three-position four-way valve 51 through P mouthfuls, then flows out through A mouthfuls, then enters vibrating motor through vibration speed governing valve 23, most After flow back to fuel tank 10, realize vibration work.

Vibrate work when, the second three-position four-way valve 52 is in left position, and oil inlet P be connected to outlet A, vibrates what pump 31 exported Pressure oil enters the second three-position four-way valve 52 through P mouthfuls, then flows out through A mouthfuls, subsequently enters the motor 32 that vibrates, finally flow back to fuel tank 10, realize work of vibrating.

When power generation operation, the first three-position four-way valve 51 is in left position, and oil inlet P is connected to outlet B, what oscillating column pump 21 exported Pressure oil enters the first three-position four-way valve 51 through P mouthfuls, then flows out through B mouthfuls, into electric power generating motor 41；Meanwhile the two or three four Port valve 52 is in right position, and oil inlet P is connected to outlet B, and the pressure oil for 31 output of pump of vibrating enters the second three-position four-way valve through P mouthfuls 52, it is then flowed out after proportion adjustment by B mouthfuls, subsequently enters electric power generating motor 41, finally flow back to fuel tank 10, electric power generating motor 41 drives Generator 42 realizes power generation operation.

Embodiment two

As shown in Fig. 2, the paver power hydraulic system includes fuel tank 10, vibrates flow path, the flow path that vibrates, electric power generating motor 41, generator 42, reversing arrangement, the first slippage pump 71, the second slippage pump 72, the first check valve 81, second one-way valve 82, first Overflow valve 91 and the second overflow valve 92.Vibrating flow path includes oscillating column pump 21 and vibrating motor 22；The flow path that vibrates includes the pump 31 that vibrates With the motor 32 that vibrates；Reversing arrangement includes the first inverting module and the second inverting module, and the first inverting module includes the one or two Triple valve 61, the second inverting module include the second two position three-way valve 62, and the first two position three-way valve 61 and the second two position three-way valve 62 be proportional reversing valve.Wherein, vibration flow path and the flow path that vibrates are enclosed flow path, and oscillating column pump 21 and the pump 31 that vibrates are double It is jointly 41 fuel feeding of electric power generating motor to variable pump, and by vibration flow path and the flow path that vibrates.

When vibrating work, the first two position three-way valve 61 is in left position, and oil inlet P is connected to outlet A, what oscillating column pump 21 exported Pressure oil enters the first two position three-way valve 61 through P mouthfuls, then flows out through A mouthfuls, into vibrating motor 22, then flows back to oscillating column pump 21, oil circulation is formed, realizes vibration work.

Vibrate work when, the second two position three-way valve 62 is in right position, and oil inlet P be connected to outlet B, vibrates what pump 31 exported Pressure oil enters the second two position three-way valve 62 through P mouthfuls, then flows out through B mouthfuls, subsequently enters the motor 32 that vibrates, then flow back to and vibrate Pump 31 forms oil circulation, realizes work of vibrating.

When power generation operation, the first two position three-way valve 61 is in right position, and oil inlet P is connected to outlet B, what oscillating column pump 21 exported Pressure oil enters the first two position three-way valve 61 through P mouthfuls, is then flowed out after proportion adjustment by B mouthfuls, into electric power generating motor 41, by sending out Electric notor 41 is back to oscillating column pump 21 after flowing out, form oil circulation；Meanwhile second three-position four-way valve 52 be in left position, oil inlet Mouth P is connected to outlet A, and the pressure oils for 31 output of pump of vibrating enter the second two position three-way valve 62 through P mouthfuls, then after proportion adjustment It is flowed out by A mouthfuls, subsequently enters electric power generating motor 41, the pump 31 that vibrates is back to after being flowed out by electric power generating motor 41, form oil circulation；Hair 41 driven generator 42 of electric notor realizes power generation operation.

Embodiment three

As shown in figure 3, the paver power hydraulic system includes fuel tank 10, vibrates flow path, the flow path that vibrates, electric power generating motor 41, generator 42, reversing arrangement, the first overflow valve 91 and the second overflow valve 92.Vibration flow path includes oscillating column pump 21, vibration speed regulation Valve 23 and vibrating motor 22；The flow path that vibrates includes vibrate pump 31 and the motor 32 that vibrates；Reversing arrangement includes the first inverting module, the One inverting module includes third three-position four-way valve 53, and third three-position four-way valve 53 is proportional reversing valve.Wherein, vibration flow path and The flow path that vibrates is open type flow path, and oscillating column pump 21 and the pump 31 that vibrates are unidirectional constant displacement pump, and are individually for generating electricity by vibration flow path 41 fuel feeding of motor.

When vibrating work, third three-position four-way valve 53 is in right position, and oil inlet P is connected to outlet A, what oscillating column pump 21 exported Pressure oil enters third three-position four-way valve 53 through P mouthfuls, then flows out through A mouthfuls, then enters vibrating motor 22 through vibration speed governing valve 23, Fuel tank 10 is finally flowed back to, realizes vibration work.

Vibrate work when, the pressure oil for 31 output of pump of vibrating, which enters, to vibrate motor 32, finally flows back to fuel tank 10, realization is vibrated Work.

When power generation operation, third three-position four-way valve 53 is in left position, and oil inlet P is connected to outlet B, what oscillating column pump 21 exported Pressure oil enters third three-position four-way valve 53 through P mouthfuls, is flowed out after proportion adjustment by B mouthfuls, into electric power generating motor 41, is finally flowed back to Fuel tank 10, electric power generating motor 41 drive generator 42, realize power generation operation.

Example IV

As shown in figure 4, the paver power hydraulic system includes fuel tank 10, vibrates flow path, the flow path that vibrates, electric power generating motor 41, generator 42, reversing arrangement, the first overflow valve 91 and the second overflow valve 92.Vibration flow path includes oscillating column pump 21, vibration speed regulation Valve 23 and vibrating motor 22；The flow path that vibrates includes vibrate pump 31 and the motor 32 that vibrates；Reversing arrangement includes the second inverting module, the Two inverting modules include the 4th three-position four-way valve 54, and the 4th three-position four-way valve 54 is proportional reversing valve.Wherein, vibration flow path and The flow path that vibrates is open type flow path, and oscillating column pump 21 and the pump 31 that vibrates are unidirectional constant displacement pump, and are individually for generating electricity by the flow path that vibrates 41 fuel feeding of motor.

When vibrating work, the pressure oil that oscillating column pump 21 exports enters vibration speed governing valve 23, after being flowed out by vibration speed governing valve 23 Into vibrating motor 22, fuel tank 10 is finally flowed back to, realizes vibration work.

Vibrate work when, the 4th three-position four-way valve 54 is in left position, and oil inlet P be connected to outlet A, the output of oscillating column pump 21 Pressure oil enters the 4th three-position four-way valve 54 through P mouthfuls, then enters the motor 32 that vibrates through A mouthfuls of outflows, finally flows back to fuel tank 10, real Now vibrate work.

When power generation operation, the 4th three-position four-way valve 54 is in right position, and oil inlet P is connected to outlet B, 31 output of pump of vibrating Pressure oil enters the 4th three-position four-way valve 54 through P mouthfuls, is flowed out after proportion adjustment by B mouthfuls, into electric power generating motor 41, is finally flowed back to Fuel tank 10；Electric power generating motor 41 drives generator 42, realizes power generation operation.

Embodiment five

As shown in figure 5, the paver power hydraulic system includes fuel tank 10, vibrates flow path, the flow path that vibrates, electric power generating motor 41, generator 42, reversing arrangement, third slippage pump 73, the first overflow valve 91 and the second overflow valve 92.Vibrating flow path includes vibration Pump 21, vibration speed governing valve 23 and vibrating motor 22；The flow path that vibrates includes vibrate pump 31 and the motor 32 that vibrates；Reversing arrangement includes the One inverting module, the first inverting module includes third three-position four-way valve 53, and third three-position four-way valve 53 is proportional reversing valve.Its In, vibration flow path is open type flow path, and the flow path that vibrates is enclosed flow path, and oscillating column pump 21 is unidirectional constant displacement pump, and the pump 31 that vibrates is two-way Variable pump, and 41 fuel feeding of electric power generating motor is individually for by vibration flow path.

Vibrate work when, the pressure oil for 31 output of pump of vibrating, which enters, to vibrate motor 32, then flows back to the pump 31 that vibrates, forms oil Road circulation, realizes work of vibrating.

Embodiment six

As shown in fig. 6, the paver power hydraulic system includes fuel tank 10, vibrates flow path, the flow path that vibrates, electric power generating motor 41, generator 42, reversing arrangement, third slippage pump 73, third check valve 83, the first overflow valve 91 and the second overflow valve 92.Vibration Dynamic flow path includes oscillating column pump 21, vibration speed governing valve 23 and vibrating motor 22；The flow path that vibrates includes vibrate pump 31 and the motor 32 that vibrates； Reversing arrangement includes the second inverting module, and the second inverting module includes the 4th two position three-way valve 64, and the 4th two position three-way valve 64 For proportional reversing valve.Wherein, vibration flow path is open type flow path, and the flow path that vibrates is enclosed flow path, and oscillating column pump 21 is unidirectional constant displacement pump, The pump 31 that vibrates is two-way variable displacement pump, and is individually for 41 fuel feeding of electric power generating motor by the flow path that vibrates.

When vibrating work, the pressure oil that oscillating column pump 21 exports enters vibrating motor 22 through vibration speed governing valve 23, finally flows back to Fuel tank 10 realizes vibration work.

Vibrate work when, the 4th two position three-way valve 64 is in right position, and oil inlet P be connected to outlet B, vibrates what pump 31 exported Pressure oil enters the 4th two position three-way valve 64 through P mouthfuls, then flows out through B mouthfuls, subsequently enters the motor 32 that vibrates, then flow back to and vibrate Pump 31 forms oil circulation, realizes work of vibrating.

When power generation operation, the 4th two position three-way valve 64 is in left position, and oil inlet P is connected to outlet A, 31 output of pump of vibrating Pressure oil enters the 4th two position three-way valve 64 through P mouthfuls, is then flowed out after proportion adjustment by A mouthfuls, subsequently enters electric power generating motor 41, The pump 31 that vibrates is back to after being flowed out by electric power generating motor 41；41 driven generator 42 of electric power generating motor realizes power generation operation.

Embodiment seven

As shown in fig. 7, the paver power hydraulic system includes fuel tank 10, vibrates flow path, the flow path that vibrates, electric power generating motor 41, generator 42, reversing arrangement, the 4th slippage pump 74, the 4th check valve 84, the first overflow valve 91 and the second overflow valve 92.Vibration Dynamic flow path includes oscillating column pump 21 and vibrating motor 22；The flow path that vibrates includes vibrate pump 31 and the motor 32 that vibrates；Reversing arrangement includes First inverting module, the first inverting module includes third two position three-way valve 63, and third two position three-way valve 63 is ratio commutation Valve.Wherein, vibration flow path is enclosed flow path, and the flow path that vibrates is open type flow path, and oscillating column pump 21 is two-way variable displacement pump, vibrates pump 31 For unidirectional constant displacement pump, and 41 fuel feeding of electric power generating motor is individually for by vibration flow path.

When vibrating work, third two position three-way valve 63 is in left position, and oil inlet P is connected to outlet A, what oscillating column pump 21 exported Pressure oil enters the first two position three-way valve 61 through P mouthfuls, then flows out through A mouthfuls, into vibrating motor 22, then flows back to oscillating column pump 21, oil circulation is formed, realizes vibration work.

Vibrate work when, the pressure oil for 31 output of pump of vibrating, which enters, to vibrate motor 32, then flows back to fuel tank 10, realization is vibrated Work.

When power generation operation, third two position three-way valve 63 is in right position, and oil inlet P is connected to outlet B, what oscillating column pump 21 exported Pressure oil enters third two position three-way valve 63 through P mouthfuls, is then flowed out after proportion adjustment by B mouthfuls, into electric power generating motor 41, by sending out Electric notor 41 is back to oscillating column pump 21 after flowing out, form oil circulation, and 41 driven generator 42 of electric power generating motor realizes power generation work Make.

Embodiment eight

As shown in figure 8, the paver power hydraulic system includes fuel tank 10, vibrates flow path, the flow path that vibrates, electric power generating motor 41, generator 42, reversing arrangement, the 4th slippage pump 74, the first overflow valve 91 and the second overflow valve 92.Vibrating flow path includes vibration Pump 21 and vibrating motor 22；The flow path that vibrates includes vibrate pump 31 and the motor 32 that vibrates；Reversing arrangement includes the second inverting module the Two inverting modules include the 4th three-position four-way valve 54, and the 4th three-position four-way valve 54 is proportional reversing valve.Wherein, vibration flow path is Enclosed flow path, the flow path that vibrates are open type flow path, and oscillating column pump 21 is two-way variable displacement pump, and the pump 31 that vibrates is unidirectional constant displacement pump, and by shaking It smashes flow path and is individually for 41 fuel feeding of electric power generating motor.

When vibrating work, the pressure oil that oscillating column pump 21 exports enters vibrating motor 22, is then return to oscillating column pump 21, is formed Oil circulation realizes vibration work.

Vibrate work when, the 4th three-position four-way valve 54 is in left position, and oil inlet P be connected to outlet A, vibrates what pump 31 exported Pressure oil enters the 4th three-position four-way valve 54 through P mouthfuls, then flows out through A mouthfuls, subsequently enters the motor 32 that vibrates, then flow back to fuel tank 10, realize work of vibrating.

When power generation operation, the 4th three-position four-way valve 54 is in right position, and oil inlet P is connected to outlet B, 31 output of pump of vibrating Pressure oil enters the 4th three-position four-way valve 54 through P mouthfuls, is then flowed out after proportion adjustment by B mouthfuls, subsequently enters electric power generating motor 41, Enter fuel tank 10 after being flowed out by electric power generating motor 41；41 driven generator 42 of electric power generating motor realizes power generation operation.

Embodiment nine

As shown in figure 9, the paver power hydraulic system includes fuel tank 10, vibrates flow path, the flow path that vibrates, electric power generating motor 41, generator 42, reversing arrangement, the 5th slippage pump 75, the 6th slippage pump 76, the 5th check valve 85, the first overflow valve 91 and Two overflow valves 92.Vibrating flow path includes oscillating column pump 21 and vibrating motor 22；The flow path that vibrates includes vibrate pump 31 and the motor 32 that vibrates； Reversing arrangement includes the first inverting module, and the first inverting module includes third two position three-way valve 63, and third two position three-way valve 63 For proportional reversing valve.Wherein, vibration flow path and the flow path that vibrates are enclosed flow path, and oscillating column pump 21 and the pump 31 that vibrates are two-way change Amount pump, and 41 fuel feeding of electric power generating motor is individually for by vibration flow path.

When vibrating work, third two position three-way valve 63 is in left position, and oil inlet P is connected to outlet A, what oscillating column pump 21 exported Pressure oil enters third two position three-way valve 63 through P mouthfuls, then flows out through A mouthfuls, into vibrating motor 22, then flows back to oscillating column pump 21, oil circulation is formed, realizes vibration work.

When power generation operation, third two position three-way valve 63 is in right position, and oil inlet P is connected to outlet B, what oscillating column pump 21 exported Pressure oil enters third two position three-way valve 63 through P mouthfuls, is then flowed out after proportion adjustment by B mouthfuls, into electric power generating motor 41, by sending out Electric notor 41 is back to oscillating column pump 21 after flowing out, form oil circulation；41 driven generator 42 of electric power generating motor realizes power generation work Make.

Embodiment ten

As shown in Figure 10, which includes fuel tank 10, vibrates flow path, the flow path that vibrates, electric power generating motor 41, generator 42, reversing arrangement, the 5th slippage pump 75, the 6th slippage pump 76, the 6th check valve 86, the first overflow valve 91 and Two overflow valves 92.Vibrating flow path includes oscillating column pump 21 and vibrating motor 2224；The flow path that vibrates includes vibrate pump 31 and the motor that vibrates 32；Reversing arrangement includes the second inverting module, and the second inverting module includes the 4th two position three-way valve 64, and the 4th two position three-way valve 64 be proportional reversing valve.Wherein, vibration flow path and the flow path that vibrates are enclosed flow path, and oscillating column pump 21 and the pump 31 that vibrates are two-way Variable pump, and 41 fuel feeding of electric power generating motor is individually for by the flow path that vibrates.

When vibrating work, the pressure oil that oscillating column pump 21 exports enters vibrating motor 22, then flows back to oscillating column pump 21, forms oil Road circulation realizes vibration work.

Vibrate work when, the 4th two position three-way valve 64 is in right position, and oil inlet P be connected to outlet B, vibrates what pump 31 exported Pressure oil enters the 4th two position three-way valve 64 through P mouthfuls, then flows out through B mouthfuls, into the motor 32 that vibrates, then flows back to the pump that vibrates 31, oil circulation is formed, realizes vibration work.

When power generation operation, the 4th two position three-way valve 64 is in left position, and oil inlet P is connected to outlet A, what oscillating column pump 21 exported Pressure oil enters the 4th two position three-way valve 64 through P mouthfuls, is then flowed out after proportion adjustment by A mouthfuls, into electric power generating motor 41, by sending out Electric notor 41 is back to the pump 31 that vibrates after flowing out, form oil circulation；41 driven generator 42 of electric power generating motor realizes power generation work Make.

In conclusion paver power hydraulic system provided by the invention, eliminate power generation pump and component, by oscillating column pump and It vibrates to pump and provides pressure oil-source for electric power generating motor, to simplify product structure on the basis of guaranteeing that machine operates normally, save Machine space has been saved, the cost of product is reduced.

Specifically, existing paver screed heating power hydraulic system is typically provided with special constant displacement pump as hair Electric pump provides pressure oil-source for electric power generating motor；And paver power hydraulic system of the invention, then it is by oscillating column pump and the pump that vibrates Power generation is flourishing to provide pressure oil-source, to eliminate power generation pump and its associated component, thereby reduces product cost, saves machine Device space.Specifically, paver power hydraulic system includes fuel tank, vibrates flow path, the flow path that vibrates, electric power generating motor and generator, Vibration flow path includes oscillating column pump and the first reversing arrangement, and the flow path that vibrates includes vibrate pump and the second reversing arrangement, is changed by first Reasonable commutation to device and the second reversing arrangement, can be realized and control the operating mode of paver.

In the present invention, term " first ", " second ", " third ", " the 4th ", " the 5th ", " the 6th " are only used for description Purpose is not understood to indicate or imply relative importance；Term " multiple " then refers to two or more, unless otherwise bright True restriction.The terms such as term " installation ", " connected ", " connection ", " fixation ", " connection " shall be understood in a broad sense, for example, " even Connect " it may be fixed connection or may be dismantle connection, or integral connection；" connection " can be direct connection, can also be with Pass through intermediary indirect communication.For the ordinary skill in the art, above-mentioned art can be understood as the case may be The concrete meaning of language in the present invention.

In description of the invention, it is to be understood that the orientation or positional relationship of the instructions such as term "left", "right" be based on Orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than indication or suggestion institute The device or unit of finger must have specific direction, be constructed and operated in a specific orientation, it is thus impossible to be interpreted as to this hair Bright limitation.

In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc. Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one reality of the invention It applies in example or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment or reality Example.Moreover, description particular features, structures, materials, or characteristics can in any one or more of the embodiments or examples with Suitable mode combines.

The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.

Claims

1. a kind of paver power hydraulic system characterized by comprising

Vibrate flow path, the vibrating mechanism that the vibration flow path includes oscillating column pump and drives by the oscillating column pump；

Vibrate flow path, and the flow path that vibrates includes vibrate pump and the concrete vibrating mechanism by the pump driving of vibrating；

Electric power generating motor, the output end and/or the vibration that the input terminal of the electric power generating motor passes through reversing arrangement and the oscillating column pump The output end for smashing pump is connected, and the reversing arrangement drives the power generation for controlling the oscillating column pump and/or the pump that vibrates Motor rotation；With

Generator, the generator and the electric power generating motor are drivingly connected；

The reversing arrangement includes:

First inverting module is arranged between the oscillating column pump and the vibrating mechanism, and the entrance of first inverting module It is connected with the output end of the oscillating column pump, the first outlet and the input terminal phase of the electric power generating motor of first inverting module Connection, the second outlet of first inverting module are connected with the input terminal of the vibrating mechanism；And/or

Second inverting module, setting is vibrated between pump and the concrete vibrating mechanism described, and the entrance of second inverting module It is connected with the output end of the pump that vibrates, the first outlet and the input terminal phase of the electric power generating motor of second inverting module Connection, the second outlet of second inverting module are connected with the input terminal of the concrete vibrating mechanism；

The reversal valve that first inverting module includes is proportional reversing valve；And/or the commutation that second inverting module includes Valve is proportional reversing valve.

2. paver power hydraulic system according to claim 1, which is characterized in that

The input terminal of the input terminal of the oscillating column pump and the pump that vibrates is connected with the oil outlet of fuel tank, the vibrating mechanism Output end and the output end of the concrete vibrating mechanism be connected with the oil return opening of fuel tank；

First inverting module includes the first three-position four-way valve, and the oil inlet of first three-position four-way valve is changed with described first It is connected to the entrance of module, an outlet of first three-position four-way valve is connected with the first outlet of first inverting module Logical, another outlet of first three-position four-way valve is connected with the second outlet of first inverting module, and the described 1st The oil return opening of position four-way valve is connected with the oil return opening of fuel tank；Or, first inverting module include: the first two position two-way valve and The oil inlet of second two position two-way valve, first two position two-way valve and second two position two-way valve commutates with described first The entrance of module is connected, and the oil outlet of first two position two-way valve and second two position two-way valve is respectively with described first The first outlet of inverting module is connected with second outlet；

Second inverting module includes the second three-position four-way valve, and the oil inlet of second three-position four-way valve is changed with described first It is connected to the entrance of module, an outlet of second three-position four-way valve is connected with the first outlet of second inverting module Logical, another outlet of second three-position four-way valve is connected with the second outlet of second inverting module, and the described 2nd 3 The oil return opening of position four-way valve is connected with the oil return opening of fuel tank；Or, second inverting module include: third two position two-way valve and The oil inlet of 4th two position two-way valve, the third two position two-way valve and the 4th two position two-way valve commutates with described second The entrance of module is connected, and the oil outlet of the third two position two-way valve and the 4th two position two-way valve is respectively with described second The first outlet of inverting module is connected with second outlet.

3. paver power hydraulic system according to claim 1, which is characterized in that the vibration flow path and described vibrate Flow path is closed circuit, the paver power hydraulic system further include:

The input terminal of first slippage pump, first slippage pump is connected with the oil outlet of fuel tank, and first slippage pump is used for For the vibration flow path repairing；

The input terminal of second slippage pump, second slippage pump is connected with the oil outlet of fuel tank, and second slippage pump is used for For the flow path repairing of vibrating；And

The output end of the output end of the electric power generating motor and the vibrating mechanism is connected with the input terminal of the oscillating column pump, and The output end of the output end of the electric power generating motor and the concrete vibrating mechanism is connected with the input terminal of the pump that vibrates.

4. paver power hydraulic system according to claim 3, which is characterized in that further include:

First check valve is arranged between the output end of the electric power generating motor and the input terminal of the oscillating column pump, and according to by institute State electric power generating motor output end flow to the oscillating column pump input terminal direction one-way conduction；

Second one-way valve is arranged between the output end of the electric power generating motor and the input terminal of the pump that vibrates, and according to by institute State the direction one-way conduction of the input terminal for the pump that vibrates described in the output end flow direction of electric power generating motor.

5. paver power hydraulic system according to claim 3, which is characterized in that

First inverting module includes the first two position three-way valve, and the oil inlet of first two position three-way valve is changed with described first It is connected to the entrance of module, an outlet of first two position three-way valve is connected with the first outlet of first inverting module Logical, another outlet of first two position three-way valve is connected with the second outlet of first inverting module；

Second inverting module includes the second two position three-way valve, and the oil inlet of second two position three-way valve is changed with described second It is connected to the entrance of module, an outlet of second two position three-way valve is connected with the first outlet of second inverting module Logical, another outlet of second two position three-way valve is connected with the second outlet of second inverting module.

6. paver power hydraulic system according to claim 1, which is characterized in that

The input terminal of the input terminal of the oscillating column pump and the pump that vibrates is connected with the oil outlet of fuel tank, the vibrating mechanism Output end and the output end of the concrete vibrating mechanism be connected with the oil return opening of fuel tank；Or,

The paver power hydraulic system further includes third slippage pump, the input terminal of the third slippage pump and fuel tank it is fuel-displaced Mouthful be connected, the third slippage pump is used for as the flow path repairing of vibrating, the input terminal of the oscillating column pump and fuel tank it is fuel-displaced Mouthful be connected, the output end of the vibrating mechanism is connected with the oil return opening of fuel tank, the output end of the concrete vibrating mechanism with it is described The input terminal of pump of vibrating is connected；Or,

The paver power hydraulic system further includes the 4th slippage pump, the input terminal of the 4th slippage pump and fuel tank it is fuel-displaced Mouthful be connected, the 4th slippage pump is used to be the vibration flow path repairing, the input terminal of the pump that vibrates and fuel tank it is fuel-displaced Mouthful be connected, the output end of the concrete vibrating mechanism is connected with the oil return opening of fuel tank, the output end of the vibrating mechanism with it is described The input terminal of oscillating column pump is connected；Or,

The paver power hydraulic system further includes the 5th slippage pump and the 6th slippage pump, the input terminal of the 5th slippage pump It is connected with the oil outlet of fuel tank with the input terminal of the 6th slippage pump, the 5th slippage pump and the 6th slippage pump It is respectively used to as the vibration flow path and the flow path repairing of vibrating, the output end of the vibrating mechanism is defeated with the oscillating column pump Enter end to be connected, the output end of the concrete vibrating mechanism is connected with the input terminal of the pump that vibrates.

7. paver power hydraulic system according to claim 6, which is characterized in that

First inverting module includes: third three-position four-way valve, the oil inlet of the third three-position four-way valve and described first The entrance of inverting module is connected, the first outlet phase of an outlet and first inverting module of the third three-position four-way valve Connection, another outlet of the third three-position four-way valve are connected with the second outlet of first inverting module, the third The oil return opening of three-position four-way valve is connected with the input terminal of the oil return opening of fuel tank or the oscillating column pump；Or, the first commutation mould Block includes: the 5th two position two-way valve and the 6th two position two-way valve, the 5th two position two-way valve and the 6th two position two-way valve Oil inlet be connected with the entrance of first inverting module, the 5th two position two-way valve and the 6th bi-bit bi-pass The oil outlet of valve is connected with the first outlet of first inverting module and second outlet respectively；Or, the first commutation mould Block includes third two position three-way valve, and the oil inlet of the third two position three-way valve is connected with the entrance of first inverting module Logical, an outlet of the third two position three-way valve is connected with the first outlet of first inverting module, and described three or two Another outlet of triple valve is connected with the second outlet of first inverting module；Or,

Second inverting module includes: the 4th three-position four-way valve, the oil inlet and described second of the 4th three-position four-way valve The entrance of inverting module is connected, the first outlet phase of an outlet and second inverting module of the 4th three-position four-way valve Connection, another outlet of the 4th three-position four-way valve are connected with the second outlet of second inverting module, and the described 4th The oil return opening of three-position four-way valve is connected with the input terminal of the oil return opening of fuel tank or the pump that vibrates；Or, the second commutation mould Block includes: the 7th two position two-way valve and the 8th two position two-way valve, the 7th two position two-way valve and the 8th two position two-way valve Oil inlet be connected with the entrance of second inverting module, the 7th two position two-way valve and the 8th bi-bit bi-pass The oil outlet of valve is connected with the first outlet of second inverting module and second outlet respectively；Or, the second commutation mould Block includes the 4th two position three-way valve, the first outlet phase of an outlet and second inverting module of the 4th two position three-way valve Connection, another outlet of the 4th two position three-way valve is connected with the second outlet of second inverting module.

8. the paver power hydraulic system according to any one of claim 2 to 7, which is characterized in that the commutation dress It sets including first inverting module, the vibration flow path further include:

Speed governing valve is vibrated, is arranged between first inverting module and the vibrating mechanism, and the vibration speed governing valve is defeated Enter end to be connected with the second outlet of first inverting module, the output end and the bobbing machine of the vibration speed governing valve The input terminal of structure is connected, and the another output of the vibration speed governing valve is connected with the oil return opening of fuel tank.

9. the paver power hydraulic system according to any one of claim 2 to 7, which is characterized in that the bobbing machine Structure includes vibrating motor, and the concrete vibrating mechanism includes the motor that vibrates；The paver power hydraulic system further include:

First overflow valve, the oil inlet of first overflow valve connect the output end of the oscillating column pump, first overflow valve Oil outlet is connected with the oil return opening of fuel tank；And/or

Second overflow valve, vibrate described in the oil inlet connection of second overflow valve output end of pump, second overflow valve Oil outlet is connected with the oil return opening of fuel tank.

10. a kind of paver, which is characterized in that including paver power hydraulic as claimed in any one of claims 1-9 wherein system System.