CN201606320U - Pitching and steering control device for two-section vehicle - Google Patents
Pitching and steering control device for two-section vehicle Download PDFInfo
- Publication number
- CN201606320U CN201606320U CN2009202980333U CN200920298033U CN201606320U CN 201606320 U CN201606320 U CN 201606320U CN 2009202980333 U CN2009202980333 U CN 2009202980333U CN 200920298033 U CN200920298033 U CN 200920298033U CN 201606320 U CN201606320 U CN 201606320U
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- China
- Prior art keywords
- oil
- pitching
- pipeline
- valve
- steering
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model belongs to the technical field of steering control and relates to a pitching and steering control device for a two-section vehicle. The pitching and steering control device for the two-section vehicle mainly comprises a pump, a safety valve, an oil filter, a horizontal steering reversing valve, a pitching and steering reversing valve, a damper valve, a horizontal steering hydraulic cylinder, a pitching and steering hydraulic cylinder, a hydraulic oil tank, an air filter and an oil level gauge. An oil suction port of the pump (1) is connected with an oil outlet of the hydraulic oil tank (9) by a pipeline and connectors. An oil outlet of the pump (1) is respectively connected with an oil inlet of the safety valve (2) and an oil inlet of the horizontal steering reversing valve (4) by pipelines and connectors. An oil drainage port of the safety valve (2) is connected with an oil overflow port of the hydraulic oil tank (9) by a pipeline and connectors. One working oil port of the horizontal steering reversing valve (4) is respectively connected with an oil inlet of a left horizontal steering hydraulic cylinder (7) and an oil outlet of a right horizontal steering hydraulic cylinder (7) by pipelines and connectors. The other working oil port of the horizontal steering reversing valve (4) is respectively connected with an oil outlet of the left horizontal steering hydraulic cylinder (7) and an oil inlet of the right horizontal steering hydraulic cylinder (7) by pipelines and connectors. The pitching and steering control device for the two-section vehicle has the advantages of realizing the design scheme of pitching and steering and overcoming the defects of difficult steering, high operation strength of a driver, no capability of realizing relative pitching of the two-section vehicle and bad obstacle climbing capability due to adoption of a 'reversing valve-damper valve-oil cylinder' device.
Description
Technical field
The utility model belongs to and turns to the control technique field, relates to a kind of binodal car pitching steering control device.
Background technique
Present domestic binodal vehicle, connecting between the two joint cars is the rigidity traction, has only front truck that steering control system is arranged, front truck traction back car is realized turning to, and radius of turn is big, turns to difficulty, understeer is lived, and can not realize the relative pitching between the two joint cars, crosses the obstacle ability.
The model utility content
The technical solution of the utility model is in order to overcome the deficiencies in the prior art part, and a kind of binodal car pitching steering control device is provided, and realizes pitching relative between the different tonnage binodal vehicles, handling maneuver control.
The technical solution of the utility model:
A kind of binodal car pitching steering control device, this device comprises pump, safety valve, oil purifier, level turns to selector valve, pitching turns to selector valve, orifice valve, horizontal hydraulic steering cylinder, the pitching hydraulic steering cylinder, hydraulic oil container, air-strainer, oil level indicator, wherein: the pump inlet port passes through pipeline, joint links to each other with the hydraulic oil container oil outlet, pump hydraulic fluid port and pass through pipeline, joint turns to the selector valve filler opening to link to each other with safety valve filler opening and level respectively, the safety valve drain tap passes through pipeline, joint links to each other with hydraulic oil container oil spilling mouth, level turns to actuator port of selector valve to pass through pipeline, joint links to each other with the horizontal hydraulic steering cylinder oil outlet in right side with the horizontal hydraulic steering cylinder filler opening in left side respectively, level turns to another actuator port of selector valve to pass through pipeline, joint links to each other with the horizontal hydraulic steering cylinder filler opening in right side with the horizontal hydraulic steering cylinder oil outlet in left side respectively, level turns to the selector valve return opening to pass through pipeline, joint turns to the selector valve filler opening to link to each other with pitching, pitching turns to two actuator ports of selector valve to pass through pipeline, joint links to each other with two orifice valve filler openings respectively, two oil outlets of orifice valve pass through pipeline, joint links to each other with two pitching hydraulic steering cylinder filler openings, two oil outlets of another orifice valve pass through pipeline, joint links to each other with two pitching hydraulic steering cylinder oil outlets, pitching turns to the selector valve oil outlet to pass through pipeline, joint links to each other with the oil purifier filler opening, oil purifier is installed on the hydraulic oil container, the oil purifier oil outlet directly inserts under the hydraulic oil container pasta, and air-strainer and oil level indicator are installed on the hydraulic oil container.
The beneficial effects of the utility model: the utility model adopts " selector valve-orifice valve-oil cylinder " device, a resistance and the big difficult problem of impact in the binodal car steering procedure have been overcome, radius of turn is little, turns to steadily reliably, and the relative pitching between the realization binodal car, the obstacle detouring that improves vehicle hinders and crosses the ability of ditch, the utility model does not need individual heat sinks simultaneously, and is simple in structure, and installation, maintenance is convenient, long service life, the suitable environment scope is wide.
Description of drawings
This specification has 1 width of cloth accompanying drawing.
Fig. 1. be schematic diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing the utility model is described further:
As shown in Figure 1, a kind of binodal car pitching steering control system, this system comprises pump 1, safety valve 2, oil purifier 3, level turns to selector valve 4, pitching turns to selector valve 5, orifice valve 6, horizontal hydraulic steering cylinder 7, pitching hydraulic steering cylinder 8, hydraulic oil container 9, air-strainer 10, oil level indicator 11, wherein: pump 1 inlet port passes through pipeline, joint links to each other with hydraulic oil container 9 oil outlets, pump 1 oil outlet passes through pipeline, joint turns to selector valve 4 filler openings to link to each other with safety valve 2 filler openings and level respectively, safety valve 2 drain taps pass through pipeline, joint links to each other with hydraulic oil container 9 oil spilling mouths, level turns to 4 one actuator ports of selector valve to pass through pipeline, joint links to each other with horizontal hydraulic steering cylinder 7 oil outlets in right side with horizontal hydraulic steering cylinder 7 filler openings in left side respectively, level turns to selector valve 4 another actuator ports to pass through pipeline, joint links to each other with horizontal hydraulic steering cylinder 7 filler openings in right side with horizontal hydraulic steering cylinder 7 oil outlets in left side respectively, horizontal selector valve 4 return openings pass through pipeline, joint turns to selector valve 5 filler openings to link to each other with pitching, pitching turns to 5 two actuator ports of selector valve to pass through pipeline, joint links to each other with two orifice valve 6 filler openings respectively, two oil outlets of orifice valve 6 pass through pipeline, joint links to each other with two pitching hydraulic steering cylinder 8 filler openings, two oil outlets of another orifice valve 6 pass through pipeline, joint links to each other with two pitching hydraulic steering cylinder 8 oil outlets, pitching turns to selector valve 5 oil outlets to pass through pipeline, joint links to each other with oil purifier 3 filler openings, oil purifier 3 is installed on the hydraulic oil container 7, oil purifier 3 oil outlets directly insert under hydraulic oil container 9 pastas, and air-strainer 10 is installed on the hydraulic oil container 9 with oil level indicator 11.
When vehicle in the process of moving, when not turning to: pump 1 rotates with motor, with the hydraulic oil sucking-off in the hydraulic oil container 9, turn to selector valve 4 and pitching to turn to selector valve 5 meta relief circuits to transport hydraulic oil back hydraulic oil container 9 through level, do idle loop, consumption of engine power not, this moment, vehicle did not have go to action.On the hinged attached seat that two pitching hydraulic steering cylinders 8 are arranged in the front compartment afterbody and the swivel pin of articulated stand assembly, when vehicle produces in movement process when jolting, pitching hydraulic steering cylinder 8 is flexible automatically, orifice valve 6 control stretching speeds, reduce two car phase impact, play the effect of vibration damper.
Work as vehicle driving, about when turning to: pump 1 rotates with motor, with the hydraulic oil sucking-off in the hydraulic oil container 9, turn to selector valve 4 spools by steering wheel, pull bar pulling level, the hydraulic oil pressure entry is flatted turn in oil hydraulic cylinder 7, when steering wheel rotates to the left, spool moves to left, horizontal hydraulic steering cylinder 7 elongations in right side, the horizontal hydraulic steering cylinder 7 in left side shortens, and forces vehicle to turn to the left.When steering wheel rotates to the right, spool moves to right, and the horizontal hydraulic steering cylinder 7 in right side shortens, and horizontal hydraulic steering cylinder 7 elongations in left side force vehicle to turn to the right.
When start in vehicle driving or original place, when pitching turned to: pump 1 rotated with motor, with the hydraulic oil sucking-off in the hydraulic oil container 9, turn to selector valve 5 spools by pull bar pulling pitching, hydraulic oil is pressed in the pitching hydraulic steering cylinder 8 through orifice valve 6, pull bar moves up, and spool moves to left, and two pitching hydraulic steering cylinders 8 extend simultaneously, force two joint cars to come back relatively, pull bar moves down, and spool moves to right, and two pitching hydraulic steering cylinders 8 shorten simultaneously, force two joint cars to be bowed relatively, after orifice valve 6 lockings, pitching hydraulic steering cylinder 8 oil inlet and outlets are closed, and make two joint cars be parked in any relative angle.
Claims (1)
1. binodal car pitching steering control device, it is characterized in that: this device comprises pump (1), safety valve (2), oil purifier (3), level turns to selector valve (4), pitching turns to selector valve (5), orifice valve (6), horizontal hydraulic steering cylinder (7), pitching hydraulic steering cylinder (8), hydraulic oil container (9), air-strainer (10), oil level indicator (11), wherein: pump (1) inlet port passes through pipeline, joint links to each other with hydraulic oil container (9) oil outlet, pump (1) oil outlet passes through pipeline, joint turns to selector valve (4) filler opening to link to each other with safety valve (2) filler opening and level respectively, safety valve (2) drain tap passes through pipeline, joint links to each other with hydraulic oil container (9) oil spilling mouth, level turns to (4) actuator ports of selector valve to pass through pipeline, joint links to each other with the horizontal hydraulic steering cylinder in right side (7) oil outlet with the horizontal hydraulic steering cylinder in left side (7) filler opening respectively, level turns to another actuator port of selector valve (4) to pass through pipeline, joint links to each other with the horizontal hydraulic steering cylinder in right side (7) filler opening with the horizontal hydraulic steering cylinder in left side (7) oil outlet respectively, level turns to selector valve (4) return opening to pass through pipeline, joint turns to selector valve (5) filler opening to link to each other with pitching, pitching turns to (5) two actuator ports of selector valve to pass through pipeline, joint links to each other with two orifice valves (6) filler opening respectively, two oil outlets of orifice valve (6) pass through pipeline, joint links to each other with two pitching hydraulic steering cylinders (8) filler opening, two oil outlets of another orifice valve (6) pass through pipeline, joint links to each other with two pitching hydraulic steering cylinders (8) oil outlet, pitching turns to selector valve (5) oil outlet to pass through pipeline, joint links to each other with oil purifier (3) filler opening, oil purifier (3) is installed on the hydraulic oil container (7), oil purifier (3) oil outlet directly inserts under hydraulic oil container (9) pasta, and air-strainer (10) is installed on the hydraulic oil container (9) with oil level indicator (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202980333U CN201606320U (en) | 2009-12-24 | 2009-12-24 | Pitching and steering control device for two-section vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202980333U CN201606320U (en) | 2009-12-24 | 2009-12-24 | Pitching and steering control device for two-section vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201606320U true CN201606320U (en) | 2010-10-13 |
Family
ID=42951026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202980333U Expired - Lifetime CN201606320U (en) | 2009-12-24 | 2009-12-24 | Pitching and steering control device for two-section vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201606320U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102887177A (en) * | 2011-07-22 | 2013-01-23 | 天津建筑机械厂 | Obstacle surmounting type pitch device |
| CN104443084A (en) * | 2014-05-19 | 2015-03-25 | 贵州詹阳动力重工有限公司 | Crawler-type double-car-body state adjusting method and hydraulic system adopted by method |
| CN110509907A (en) * | 2019-08-15 | 2019-11-29 | 哈尔滨北方防务装备股份有限公司 | Binodal creeper truck double-circuit braking system |
-
2009
- 2009-12-24 CN CN2009202980333U patent/CN201606320U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102887177A (en) * | 2011-07-22 | 2013-01-23 | 天津建筑机械厂 | Obstacle surmounting type pitch device |
| CN104443084A (en) * | 2014-05-19 | 2015-03-25 | 贵州詹阳动力重工有限公司 | Crawler-type double-car-body state adjusting method and hydraulic system adopted by method |
| CN104443084B (en) * | 2014-05-19 | 2017-03-08 | 贵州詹阳动力重工有限公司 | Tracked double-body vehicle state adjustment method and hydraulic system used |
| CN110509907A (en) * | 2019-08-15 | 2019-11-29 | 哈尔滨北方防务装备股份有限公司 | Binodal creeper truck double-circuit braking system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: HARBIN FIRST MACHINERY GROUP CORPORATION LIMITED Free format text: FORMER NAME: HARBIN NORTH SPECIAL VEHICLE MANUFACTURING CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 150056 Harbin, Heilongjiang Province Road outside the district crossing Street No. 34 Patentee after: Harbin First Machinery Group Corporation Limited Address before: 150056 No. 32 crossing street, Daowai District, Heilongjiang, Harbin Patentee before: Harbin Beifang Special Vehicle Manufacture Co., Ltd. |
|
| C56 | Change in the name or address of the patentee |
Owner name: HARBIN FIRST MACHINERY GROUP CORPORATION LIMITED Free format text: FORMER NAME: HARBIN FIRST MACHINERY MANUFACTURING GROUP CORPORATION LIMITED |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 150056 Harbin, Heilongjiang Province Road outside the district crossing Street No. 34 Patentee after: Harbin First Machinery Group Corporation Ltd. Address before: 150056 Harbin, Heilongjiang Province Road outside the district crossing Street No. 34 Patentee before: Harbin First Machinery Group Corporation Limited |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180404 Address after: 10 No. 150001 Heilongjiang city of Harbin province Hanan Hanan Industrial Park Nangang District core area of twelfth Avenue Patentee after: Harbin northern defense equipment Limited by Share Ltd Address before: 150056 Harbin, Heilongjiang Province Road outside the district crossing Street No. 34 Patentee before: Harbin First Machinery Group Corporation Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101013 |