CN209228737U - A kind of double pump height speed control system of road guard breakdown van - Google Patents
A kind of double pump height speed control system of road guard breakdown van Download PDFInfo
- Publication number
- CN209228737U CN209228737U CN201821927809.9U CN201821927809U CN209228737U CN 209228737 U CN209228737 U CN 209228737U CN 201821927809 U CN201821927809 U CN 201821927809U CN 209228737 U CN209228737 U CN 209228737U
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- oil
- pump
- reversal valve
- duplex
- hydraulic
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- 230000015556 catabolic process Effects 0.000 title claims abstract description 13
- 239000003921 oil Substances 0.000 claims abstract description 75
- 238000005553 drilling Methods 0.000 claims abstract description 33
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 22
- 239000000446 fuel Substances 0.000 claims abstract description 6
- 239000012530 fluid Substances 0.000 claims description 33
- 239000007788 liquid Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 7
- 230000001133 acceleration Effects 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Earth Drilling (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
The utility model discloses a kind of double pump height speed control systems of road guard breakdown van, including controller, hydraulic oil container, rotary drilling rig, transmitter, receiver, duplex hydraulic pump, the hydraulic pump controller of duplex and reversal valve, the oil inlet of duplex hydraulic pump is connected to hydraulic oil container, duplex hydraulic pump oil outlet is connected to reversal valve oil inlet, reversal valve oil return opening is connected to hydraulic oil container, reversal valve gives rotary drilling rig fuel feeding, controller is electrically connected transmitter, the hydraulic pump controller of duplex connects duplex hydraulic pump, receiver is electrically connected the hydraulic pump controller duplex hydraulic pump of duplex and reversal valve.This system passes through matching duplex hydraulic pump, it selects reversal valve, be equipped with radiator, design throttle acceleration system, it can construct at a high speed when operating rotary drilling rig, can also low speed construction, it is easy to operate, to improve construction efficiency, save the road upkeep time, while making the higher economic benefit of customer acquisition.
Description
Technical field
The utility model relates to a kind of double pump height speed control systems of road guard breakdown van, belong to the high low speed control of double pump
Technical field processed.
Background technique
Road guard breakdown van is a most newly developed all-purpose road maintenance for integrating piling, pile pulling, drilling
Equipment.The main executive component of the equipment is pile-driving and-pulling machine and rotary drilling rig.Pile-driving and-pulling machine is mainly used to drive piles, pile pulling operation；Rotation
It digs drilling machine and is mainly used to bore operation.Scheme more traditional at present is: the hydraulic oil pump feed of simply connected is changed to reversal valve by operation
To valve fuel feeding to pile-driving and-pulling machine or rotary drilling rig, piling, pile pulling, boring work are realized.However when Contraction in Site, engine
In idling operation, engine fuel efficiency is low, and vehicle operating speed is low, and especially rotary drilling rig revolving speed is very low, directly results in
Construction efficiency is very low, influences site road maintenance progress.
Utility model content
Technical problem to be solved in the utility model is to overcome the deficiencies of existing technologies, and provides a kind of road guard repairing
The double pump height speed control system of vehicle, can construct at a high speed when operating rotary drilling rig, can also low speed construction, it is easy to operate, from
And it improves construction efficiency, save the road upkeep time.
In order to achieve the above objectives, the utility model provides a kind of double pump height speed control system of road guard breakdown van,
It further include transmitter, receiver, duplex hydraulic pump, the hydraulic pump controller of duplex including controller, hydraulic oil container and rotary drilling rig
And reversal valve, the oil inlet of the duplex hydraulic pump are connected to the hydraulic oil container, the duplex hydraulic pump oil outlet is connected to institute
Reversal valve oil inlet is stated, the reversal valve oil return opening is connected to the hydraulic oil container, and the reversal valve gives the rotary drilling rig fuel feeding,
The controller is electrically connected the transmitter, and the hydraulic pump controller of duplex connects the duplex hydraulic pump, the receiver
It is electrically connected duplex hydraulic pump described in the hydraulic pump controller of the duplex and the reversal valve.
Preferentially, including big oil pump outlet line, two working tubings, small oil pump outlet line, overflow valve one, overflow valve two and oil return
Pipe, the reversal valve are three six three-way electromagnetic valves, and the duplex hydraulic pump includes big pump and small pump, the oil inlet of the big pump and
The oil inlet of the small pump is connected to the hydraulic oil container, and the oil outlet of the big pump passes through described in the big oil pump outlet line connection
The J hydraulic fluid port of reversal valve and the P hydraulic fluid port of the reversal valve, after the T hydraulic fluid port of the reversal valve overflow valve one in parallel described in connection
The T hydraulic fluid port of big oil pump outlet line, the reversal valve is connected to the hydraulic oil container, the C hydraulic fluid port of the reversal valve by the oil return pipe
It is connected to the oil return pipe, the A hydraulic fluid port of the reversal valve is connected to one end of the rotary drilling rig, institute by a working tubing
The B hydraulic fluid port for stating reversal valve is connected to the other end of the rotary drilling rig by working tubing described in another, and the small pump passes through institute
It states small oil pump outlet line and is connected to the J hydraulic fluid port of the reversal valve and the P hydraulic fluid port of the reversal valve, the small oil pump outlet line is in parallel described excessive
The oil return pipe is connected to after stream valve two.
Preferentially, including return filter, the return filter are mounted on the oil return pipe.
Preferentially, including radiator, the radiator are mounted on the oil return pipe.
Preferentially, including pressure gauge, the pressure gauge are mounted on the small oil pump outlet line.
Preferentially, the low speed button for controlling rotary drilling rig low speed rotation is installed on the transmitter and is revolved for controlling
The high-speed rotating high speed button of drilling machine is dug, three six three-way electromagnetic valves include A coil and B coil, the port 1 of the receiver
Connect the A coil of three six three-way electromagnetic valves, the port 2 of the receiver connects A coil and the hydraulic pump controller of duplex
Input terminal.
The utility model it is achieved the utility model has the advantages that
This system is selected reversal valve, is equipped with radiator, design throttle acceleration system, grasped by matching duplex hydraulic pump
Can construct at a high speed when making rotary drilling rig, can also low speed construction, it is easy to operate, thus improve construction efficiency, save road upkeep
Time, while making the higher economic benefit of customer acquisition.
Detailed description of the invention
Fig. 1 is the oil circuit figure of this system；
Fig. 2 is the transmitter receiver schematic diagram of this system.
Mark meaning in attached drawing, 1- hydraulic oil container；2- duplex hydraulic pump；The big oil pump outlet line of 3-；4- working tubing；5- rotary digging
Drilling machine；6- reversal valve；7- pressure gauge；The small oil pump outlet line of 8-；9- oil return pipe；10- radiator；11- return filter.
Specific embodiment
The utility model is further described with reference to the accompanying drawing.Following embodiment is only used for clearly illustrating this
The technical solution of utility model, and cannot be used as a limitation the limitation protection scope of the utility model.
A kind of double pump height speed control system of road guard breakdown van, including controller, hydraulic oil container 1 and rotary drilling rig
5, it further include transmitter, receiver, duplex hydraulic pump 2, the hydraulic pump controller of duplex and reversal valve 6, the duplex hydraulic pump 2
Oil inlet is connected to the hydraulic oil container 1, and 2 oil outlet of duplex hydraulic pump is connected to 6 oil inlet of reversal valve, the commutation
6 oil return opening of valve is connected to the hydraulic oil container 1, and the reversal valve 6 gives 5 fuel feeding of rotary drilling rig, and the controller is electrically connected institute
Transmitter is stated, the hydraulic pump controller of duplex connects the duplex hydraulic pump 2, and it is hydraulic that the receiver is electrically connected the duplex
Duplex hydraulic pump 2 and the reversal valve 6 described in pump controller.
Further, including big oil pump outlet line 3, two working tubings 4, small oil pump outlet line 8, overflow valve one, overflow valves two
With oil return pipe 9, the reversal valve 6 is three six three-way electromagnetic valves, and the duplex hydraulic pump 2 includes big pump and small pump, the big pump
Oil inlet and the oil inlet of the small pump be connected to the hydraulic oil container 1, the oil outlet of the big pump is pumped out greatly by described
Oil pipe 3 is connected to the J hydraulic fluid port of the reversal valve 6 and the P hydraulic fluid port of the reversal valve 6, and the T hydraulic fluid port of the reversal valve 6 is in parallel described excessive
The big oil pump outlet line 3 is connected to after stream valve one, the T hydraulic fluid port of the reversal valve 6 is connected to the hydraulic oil container by the oil return pipe 9
1, the C hydraulic fluid port of the reversal valve 6 is connected to the oil return pipe 9, and the A hydraulic fluid port of the reversal valve 6 is connected by a working tubing 4
Lead to one end of the rotary drilling rig 5, the B hydraulic fluid port of the reversal valve 6 is connected to the churning driven by another described working tubing 4
The other end of machine 5, the small pump are connected to the J hydraulic fluid port of the reversal valve 6 and the P of the reversal valve 6 by the small oil pump outlet line 8
Hydraulic fluid port is connected to the oil return pipe 9 after the small oil pump outlet line 8 overflow valve two in parallel.
Further, including return filter 11, the return filter 11 are mounted on the oil return pipe 9.
Further, including radiator 10, the radiator 10 are mounted on the oil return pipe 9.
Further, including pressure gauge 7, the pressure gauge 7 are mounted on the small oil pump outlet line 8.
Further, it installs on the transmitter for controlling the low speed button of rotary drilling rig low speed rotation and for controlling
The high-speed rotating high speed button of rotary drilling rig, three six three-way electromagnetic valves include A coil and B coil, 1 end of the receiver
Mouth connects the A coil of three six three-way electromagnetic valves, the 2 ports connection A coil and the hydraulic pump controller of duplex of the receiver
Input terminal.
Controller, hydraulic oil container 1 and rotary drilling rig 5 belong to the prior art in this system, and can meet in the prior art
Realize that there are many model of this system function, those skilled in the art can select according to actual needs, in this system not one by one
Citing.
Three six three-way electromagnetic valves, overflow valve one, overflow valve two, transmitter, receiver, the driving of duplex hydraulic pump in this system
Type number, there are many available model in the prior art, and those skilled in the art can select according to actual needs, in this system not
It illustrates one by one.
2 discharge capacity of system pressure and flow matches duplex hydraulic pump when according to work；Meanwhile it selecting to have and collaborating function
Reversal valve, in the case where not operating other movements automatically the superposition output of duplex hydraulic pump flow to rotary drilling rig, to mention
High rotary drilling rig revolving speed, rotary drilling rig single direction rotation；In oil return line series connection radiator, to reliably be dissipated when accelerating work
Heat improves system stability；In addition, Design of Electrical Controling System throttle acceleration system, when pressing high speed button, by duplex liquid
Press pump revolving speed is promoted to setting speed, to further increase operating efficiency.
The duplex hydraulic pump pumps out greatly hydraulic fluid port from hydraulic oil container oil suction, duplex hydraulic pump and passes through big oil pump outlet line and commutation
The J hydraulic fluid port connection of valve, the small hydraulic fluid port that pumps out of duplex hydraulic pump pass through the connection of the T hydraulic fluid port of small oil pump outlet line and reversal valve, rotary drilling rig
It is connected by A, B hydraulic fluid port of working tubing and reversal valve, the T hydraulic fluid port of reversal valve is connect by oil return pipe, radiator, return filter
Hydraulic oil container, the transmitter are controlled by wireless signal and receiver connecting communication, the reversal valve by driving coil, institute
Transmitter lower left corner design low speed button is stated, high speed button is designed in the lower right corner, and the port 1 of the receiver connects reversal valve driving line
Circle, the port 2 of receiver connect reversal valve driving coil and long-range accelerator drive device, and long-range accelerator drive device is that duplex hydraulic pump drives
Dynamic device.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvement and deformations can also be made, these change
It also should be regarded as the protection scope of the utility model into deformation.
Claims (6)
1. a kind of double pump height speed control system of road guard breakdown van, including controller, hydraulic oil container (1) and rotary drilling rig
(5), which is characterized in that including transmitter, receiver, duplex hydraulic pump (2), the hydraulic pump controller of duplex and reversal valve (6), institute
The oil inlet for stating duplex hydraulic pump (2) is connected to the hydraulic oil container (1), described in duplex hydraulic pump (2) oil outlet is connected to
Reversal valve (6) oil inlet, reversal valve (6) oil return opening are connected to the hydraulic oil container (1), and the reversal valve (6) gives the rotation
Drilling machine (5) fuel feeding is dug, the controller is electrically connected the transmitter, and it is hydraulic that the hydraulic pump controller of duplex connects the duplex
It pumps (2), the receiver is electrically connected duplex hydraulic pump (2) and the reversal valve (6) described in the hydraulic pump controller of duplex.
2. a kind of double pump height speed control system of road guard breakdown van according to claim 1, which is characterized in that packet
Include big oil pump outlet line (3), two working tubings (4), small oil pump outlet line (8), overflow valve one, overflow valve two and oil return pipe (9), institute
Stating reversal valve (6) is three six three-way electromagnetic valves, and the duplex hydraulic pump (2) includes big pump and small pump, the oil inlet of the big pump
It is connected to the hydraulic oil container (1) with the oil inlet of the small pump, the oil outlet of the big pump passes through the big oil pump outlet line (3)
It is connected to the J hydraulic fluid port of the reversal valve (6) and the P hydraulic fluid port of the reversal valve (6), the T hydraulic fluid port of the reversal valve (6) is in parallel described excessive
The big oil pump outlet line (3) is connected to after stream valve one, the T hydraulic fluid port of the reversal valve (6) is connected to the liquid by the oil return pipe (9)
Pressure oil case (1), the C hydraulic fluid port of the reversal valve (6) are connected to the oil return pipe (9), and the A hydraulic fluid port of the reversal valve (6) passes through one
The working tubing (4) is connected to one end of the rotary drilling rig (5), and the B hydraulic fluid port of the reversal valve (6) passes through another described work
Make the other end that oil pipe (4) are connected to the rotary drilling rig (5), the small pump described in small oil pump outlet line (8) connection by changing
To the J hydraulic fluid port of valve (6) and the P hydraulic fluid port of the reversal valve (6), it is connected to after small oil pump outlet line (8) overflow valve two in parallel
The oil return pipe (9).
3. a kind of double pump height speed control system of road guard breakdown van according to claim 2, which is characterized in that packet
It includes return filter (11), the return filter (11) is mounted on the oil return pipe (9).
4. a kind of double pump height speed control system of road guard breakdown van according to claim 2, which is characterized in that packet
It includes radiator (10), the radiator (10) is mounted on the oil return pipe (9).
5. a kind of double pump height speed control system of road guard breakdown van according to claim 2, which is characterized in that packet
It includes pressure gauge (7), the pressure gauge (7) is mounted on the small oil pump outlet line (8).
6. a kind of double pump height speed control system of road guard breakdown van according to claim 2, which is characterized in that institute
Installation is stated on transmitter for controlling the low speed button of rotary drilling rig low speed rotation and high-speed rotating for controlling rotary drilling rig
High speed button, three six three-way electromagnetic valves include A coil and B coil, and described three six of the 1 port connection of the receiver is logical
The A coil of solenoid valve, the input terminal of the connection of 2 ports the A coil and the hydraulic pump controller of duplex of the receiver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821927809.9U CN209228737U (en) | 2018-11-22 | 2018-11-22 | A kind of double pump height speed control system of road guard breakdown van |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821927809.9U CN209228737U (en) | 2018-11-22 | 2018-11-22 | A kind of double pump height speed control system of road guard breakdown van |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209228737U true CN209228737U (en) | 2019-08-09 |
Family
ID=67504002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821927809.9U Active CN209228737U (en) | 2018-11-22 | 2018-11-22 | A kind of double pump height speed control system of road guard breakdown van |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209228737U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109322861A (en) * | 2018-11-22 | 2019-02-12 | 徐州徐工随车起重机有限公司 | A dual-pump high and low speed control system for a road guardrail emergency repair vehicle |
-
2018
- 2018-11-22 CN CN201821927809.9U patent/CN209228737U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109322861A (en) * | 2018-11-22 | 2019-02-12 | 徐州徐工随车起重机有限公司 | A dual-pump high and low speed control system for a road guardrail emergency repair vehicle |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |