CN204692218U - Front act formula suction-type sewer scavenger hydraulic system - Google Patents
Front act formula suction-type sewer scavenger hydraulic system Download PDFInfo
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- CN204692218U CN204692218U CN201520351557.XU CN201520351557U CN204692218U CN 204692218 U CN204692218 U CN 204692218U CN 201520351557 U CN201520351557 U CN 201520351557U CN 204692218 U CN204692218 U CN 204692218U
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- valve
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- directional control
- multiple directional
- control valve
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Abstract
The utility model provides a kind of front act formula suction-type sewer scavenger hydraulic system, comprise gear pump, one end of gear pump is by spline joint power take-off, and the oil pump import of the other end of gear pump connects fuel tank, and the fuel pump outlet of gear pump connects the filler opening of pneumatic multiple directional control valve by transport pipe; The hydraulic fluid port of pneumatic multiple directional control valve connects front elevating ram, enabling cylinder and locking cylinder respectively by transport pipe; The gas port of pneumatic multiple directional control valve connects front elevating ram, enabling cylinder and locking cylinder respectively by transport pipe.Multi-way valve is manual, pneumatic used in combination: controlled the sequencing opening the door and lock by gas circuit; The pipeline of locking cylinder and enabling cylinder has installed one-way throttle valve and Pilot operated check valve respectively, and for controlling to open the door, the speed of locking, and it is synchronous to realize opening the door; Pilot operated check valve is for realizing the locking effect of locking cylinder, enabling cylinder, and avoid tank door in transportation process to open, dirt leaks.
Description
Technical field
The utility model belongs to technical field of hydraulic pressure, particularly relates to act formula hydraulic system before a kind of suction-type sewer scavenger.
Background technique
In current domestic existing suction-type sewer scavenger hydraulic system, each executive component major part is all self contained function, such as multi-way valve adopts manually, and is 3 three control 3 kinds of oil cylinders respectively, action is independent separately, do not have sequencing, so easy misoperation, causes damage of components; And there is no locking device in system, in transportation process, tank door termination is not tight, and dirt is easily trickled down, and has a strong impact on urban road environment; Complicated operation, inefficiency simultaneously, therefore suction-type sewer scavenger manufacturer is restricted.
Summary of the invention
The shortcoming of prior art in view of the above, the purpose of this utility model is to provide a kind of front act formula suction-type sewer scavenger hydraulic system, being all self contained function for solving each executive component major part in prior art, in system, thering is no locking device, the problem such as tank door termination is not tight in transportation process.
For achieving the above object and other relevant objects, the utility model provides a kind of front act formula suction-type sewer scavenger hydraulic system, comprise gear pump, one end of gear pump is by spline joint power take-off, the oil pump import of the other end of gear pump connects fuel tank, and the fuel pump outlet of gear pump connects the filler opening of pneumatic multiple directional control valve by transport pipe; The hydraulic fluid port of pneumatic multiple directional control valve connects front elevating ram, enabling cylinder and locking cylinder respectively by transport pipe; The gas port of pneumatic multiple directional control valve connects front elevating ram, enabling cylinder and locking cylinder respectively by transport pipe.
Oil circuit describes:
The hydraulic fluid port of pneumatic multiple directional control valve connects the hydraulic fluid port of front elevating ram by transport pipe;
The hydraulic fluid port of pneumatic multiple directional control valve connects the rodless cavity hydraulic fluid port of enabling cylinder and the rod chamber hydraulic fluid port of enabling cylinder respectively by transport pipe, Pilot operated check valve and one-way throttle valve;
The hydraulic fluid port of pneumatic multiple directional control valve connects the rod chamber hydraulic fluid port of locking cylinder by transport pipe, Pilot operated check valve and one-way throttle valve, hydraulic fluid port A4 connects the rodless cavity hydraulic fluid port of locking cylinder by transport pipe, one-way throttle valve;
Gas circuit describes:
Pneumatic multiple directional control valve decline gas port C1 is connected with the entrance P of stroke valve and the port for drawdown of Manual gas valve by threeway and air pipe, and rising gas port D1 is connected with the rising mouth D2 of multichannel control valve with the rising mouth of Manual gas valve by threeway and tracheae after being connected by tracheae and two stroke valves; The port for drawdown C2 of pneumatic multiple directional control valve is connected with the outlet of stroke valve by tracheae; The decline gas port C3 of pneumatic multiple directional control valve is connected with the port for drawdown of Manual gas valve, and the rising gas port D3 of pneumatic multiple directional control valve is connected with the rising gas port of Manual gas valve by limited valve.
Wherein, enabling oil circuit arranges Pilot operated check valve, two control port X mouths of Pilot operated check valve connect enabling oil circuit by oil pipe.
Wherein, locking oil circuit arranges Pilot operated check valve, the control port X mouth of Pilot operated check valve connects locking oil circuit by oil pipe.
Described, stroke valve is 23 usual gas check valves.
Described, Manual gas valve is 34 logical ratio control gas checks.
As mentioned above, front act formula suction-type sewer scavenger hydraulic system of the present utility model, has following beneficial effect:
Multi-way valve is manual, pneumatic used in combination: the valve group of control locking cylinder, enabling cylinder is gas control, is controlled the sequencing opening the door and lock by gas circuit; Before controlling, the valve group of elevating ram and motor is Non-follow control.Locking cylinder and enabling cylinder are two-way cylinder, and the pipeline of locking cylinder and enabling cylinder has installed one-way throttle valve and Pilot operated check valve respectively, and for controlling to open the door, the speed of locking, and it is synchronous to realize opening the door; Pilot operated check valve is for realizing the locking effect of locking cylinder, enabling cylinder, and avoid tank door in transportation process to open, dirt leaks.Front load lifting cylinder is two-way cylinder.Stroke valve is 23 usual gas check valves, for controlling the sequencing of locking that opens the door.Manual gas valve is 34 logical ratio control gas checks, realizes different actions for controlling gas circuit.
Accompanying drawing explanation
Fig. 1 is shown as structural representation of the present utility model.
Label declaration:
1 for the fuel pump outlet, 15 of gear pump, 2 be pneumatic multiple directional control valve, 3 be locking cylinder, 4 be enabling cylinder, 5 be front elevating ram, 6 be limited valve, 7 be stroke valve, 8 be Manual gas valve, 9 be Pilot operated check valve, 10 be one-way throttle valve, 11 be transport pipe (solid line), 12 be air pipe, 13 to be filler opening, 14 the be gear pump port for drawdown, 16 that is valve of taking offence be the rising mouth of Manual gas valve.
Embodiment
By particular specific embodiment, mode of execution of the present utility model is described below, person skilled in the art scholar the content disclosed by this specification can understand other advantages of the present utility model and effect easily.
Refer to Fig. 1.Notice, structure, ratio, size etc. that this specification institute accompanying drawings illustrates, content all only in order to coordinate specification to disclose, understand for person skilled in the art scholar and read, and be not used to limit the enforceable qualifications of the utility model, therefore the not technical essential meaning of tool, the adjustment of the modification of any structure, the change of proportionate relationship or size, do not affecting under effect that the utility model can produce and the object that can reach, still all should drop on technology contents that the utility model discloses and obtain in the scope that can contain.Simultaneously, quote in this specification as " on ", D score, "left", "right", " centre " and " one " etc. term, also only for ease of understanding of describing, and be not used to limit the enforceable scope of the utility model, the change of its relativeness or adjustment, under changing technology contents without essence, when being also considered as the enforceable category of the utility model.
As shown in the figure, the utility model provides a kind of front act formula suction-type sewer scavenger hydraulic system, comprise gear pump 1, one end of gear pump 1 is by spline joint power take-off, the oil pump import of the other end of gear pump 1 connects fuel tank, and the fuel pump outlet 14 of gear pump 1 connects the filler opening 13 of pneumatic multiple directional control valve 2 by transport pipe 11;
Oil circuit describes:
The hydraulic fluid port A2 of pneumatic multiple directional control valve 2 connects the hydraulic fluid port of front elevating ram 5 by transport pipe 11, form lifting oil circuit;
The hydraulic fluid port B3 of pneumatic multiple directional control valve 2 connects the rodless cavity hydraulic fluid port of enabling cylinder 4 by transport pipe 11, Pilot operated check valve 9 and one-way throttle valve 10, hydraulic fluid port A3 connects the rod chamber hydraulic fluid port of enabling cylinder 4 by transport pipe 11, Pilot operated check valve 9 and one-way throttle valve 10, forms enabling oil circuit;
The hydraulic fluid port B4 of pneumatic multiple directional control valve 2 connects the rod chamber hydraulic fluid port of locking cylinder 3 by transport pipe 11, Pilot operated check valve 9 and one-way throttle valve 10, hydraulic fluid port A4 connects the rodless cavity hydraulic fluid port of locking cylinder by transport pipe, one-way throttle valve, forms locking oil circuit;
Wherein, pneumatic multiple directional control valve is prior art.
Gas circuit describes:
The pneumatic multiple directional control valve 2 gas port C1 that declines is connected with the entrance P of stroke valve 7 and the port for drawdown 15 of Manual gas valve 8 by threeway and air pipe 12, is connected after rising gas port D1 is connected with two stroke valves 8 by air pipe by threeway and air pipe with the rising mouth 16 of Manual gas valve 8 with the rising mouth D2 of pneumatic multichannel control valve; The port for drawdown C2 of pneumatic multiple directional control valve is connected by the outlet of tracheae with stroke valve 7; The decline gas port C3 of multiple directional control valve is connected with the port for drawdown of Manual gas valve, and the rising gas port D3 of multiple directional control valve is connected with the rising gas port of Manual gas valve by limited valve 6.
Wherein, enabling oil circuit arranges Pilot operated check valve, two control port X mouths of Pilot operated check valve connect enabling oil circuit by transport pipe.
Wherein, locking oil circuit arranges Pilot operated check valve, the control port X mouth of Pilot operated check valve connects locking oil circuit by transport pipe.
Wherein, stroke valve is 23 usual gas check valves.
Wherein, Manual gas valve is 34 logical ratio control gas checks.
Above-described embodiment is illustrative principle of the present utility model and effect thereof only, but not for limiting the utility model.Any person skilled in the art scholar all without prejudice under spirit of the present utility model and category, can modify above-described embodiment or changes.Therefore, such as have in art and usually know that the knowledgeable modifies or changes not departing from all equivalences completed under the spirit and technological thought that the utility model discloses, must be contained by claim of the present utility model.
Claims (7)
1. lift formula suction-type sewer scavenger hydraulic system before one kind, it is characterized in that: comprise gear pump, one end of gear pump is by spline joint power take-off, and the oil pump import of the other end of gear pump connects fuel tank, and the fuel pump outlet of gear pump connects the filler opening of pneumatic multiple directional control valve by transport pipe; The hydraulic fluid port of pneumatic multiple directional control valve connects front elevating ram, enabling cylinder and locking cylinder respectively by transport pipe; The gas port of pneumatic multiple directional control valve connects front elevating ram, enabling cylinder and locking cylinder respectively by transport pipe.
2. front act formula suction-type sewer scavenger hydraulic system according to claim 1, is characterized in that: the hydraulic fluid port of pneumatic multiple directional control valve connects the hydraulic fluid port of front elevating ram by transport pipe, form lifting oil circuit;
The hydraulic fluid port of pneumatic multiple directional control valve connects the rodless cavity hydraulic fluid port of enabling cylinder and the rod chamber hydraulic fluid port of enabling cylinder respectively by transport pipe, Pilot operated check valve and one-way throttle valve, forms enabling oil circuit;
The hydraulic fluid port of pneumatic multiple directional control valve connects the rod chamber hydraulic fluid port of locking cylinder by transport pipe, Pilot operated check valve and one-way throttle valve, hydraulic fluid port A4 connects the rodless cavity hydraulic fluid port of locking cylinder by transport pipe, one-way throttle valve, forms locking oil circuit.
3. front act formula suction-type sewer scavenger hydraulic system according to claim 1, it is characterized in that: pneumatic multiple directional control valve decline gas port C1 is connected with the entrance P of stroke valve and the port for drawdown of Manual gas valve by threeway and air pipe, rising gas port D1 is connected with the rising mouth D2 of pneumatic multichannel control valve with the rising mouth of Manual gas valve by threeway and tracheae after being connected by tracheae and two stroke valves; The port for drawdown C2 of pneumatic multiple directional control valve is connected with the outlet of stroke valve by tracheae; The decline gas port C3 of pneumatic multiple directional control valve is connected with the port for drawdown of Manual gas valve, and the rising gas port D3 of pneumatic multiple directional control valve is connected with the rising gas port of Manual gas valve by limited valve.
4. front act formula suction-type sewer scavenger hydraulic system according to claim 2, is characterized in that: enabling oil circuit arranges Pilot operated check valve, and two control port X mouths of Pilot operated check valve connect enabling oil circuit by oil pipe.
5. front act formula suction-type sewer scavenger hydraulic system according to claim 2, is characterized in that: locking oil circuit arranges Pilot operated check valve, and the control port X mouth of Pilot operated check valve connects locking oil circuit by oil pipe.
6. front act formula suction-type sewer scavenger hydraulic system according to claim 3, is characterized in that: stroke valve is 23 usual gas check valves.
7. front act formula suction-type sewer scavenger hydraulic system according to claim 3, is characterized in that: Manual gas valve is 34 logical ratio control gas checks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520351557.XU CN204692218U (en) | 2015-05-28 | 2015-05-28 | Front act formula suction-type sewer scavenger hydraulic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520351557.XU CN204692218U (en) | 2015-05-28 | 2015-05-28 | Front act formula suction-type sewer scavenger hydraulic system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204692218U true CN204692218U (en) | 2015-10-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520351557.XU Expired - Fee Related CN204692218U (en) | 2015-05-28 | 2015-05-28 | Front act formula suction-type sewer scavenger hydraulic system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204692218U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107472114A (en) * | 2017-08-17 | 2017-12-15 | 中国煤炭科工集团太原研究院有限公司 | Colliery suction-type sewer scavenger with electro-hydraulic coordination soil pick-up control function |
| CN108412846A (en) * | 2018-05-16 | 2018-08-17 | 无锡英特帕普威孚液压有限责任公司 | Environmental sanitation dumper multi-way valve hydraulic system |
| CN109236766A (en) * | 2018-10-10 | 2019-01-18 | 湖北先行专用汽车有限公司 | A kind of side fork lifts formula and removes obstacles vehicle hydraulic system |
-
2015
- 2015-05-28 CN CN201520351557.XU patent/CN204692218U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107472114A (en) * | 2017-08-17 | 2017-12-15 | 中国煤炭科工集团太原研究院有限公司 | Colliery suction-type sewer scavenger with electro-hydraulic coordination soil pick-up control function |
| CN107472114B (en) * | 2017-08-17 | 2023-10-17 | 中国煤炭科工集团太原研究院有限公司 | Soil pick-up car for coal mine with electro-hydraulic coordination soil pick-up control function |
| CN108412846A (en) * | 2018-05-16 | 2018-08-17 | 无锡英特帕普威孚液压有限责任公司 | Environmental sanitation dumper multi-way valve hydraulic system |
| CN109236766A (en) * | 2018-10-10 | 2019-01-18 | 湖北先行专用汽车有限公司 | A kind of side fork lifts formula and removes obstacles vehicle hydraulic system |
| CN109236766B (en) * | 2018-10-10 | 2024-03-26 | 湖北先行专用汽车有限公司 | Hydraulic system of lateral fork lift type wrecker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151007 Termination date: 20190528 |