CN203381464U - Hydro-pneumatic spring adjusting device of wheeled armored vehicle - Google Patents
Hydro-pneumatic spring adjusting device of wheeled armored vehicle Download PDFInfo
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- CN203381464U CN203381464U CN201320495213.7U CN201320495213U CN203381464U CN 203381464 U CN203381464 U CN 203381464U CN 201320495213 U CN201320495213 U CN 201320495213U CN 203381464 U CN203381464 U CN 203381464U
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Abstract
The utility model discloses a hydro-pneumatic spring adjusting device of a wheeled armored vehicle. The hydro-pneumatic spring adjusting device comprises a hydraulic executing system and an electronic control system. The hydraulic executing system comprises an oil tank, a hydraulic pump, a three-position four-way reversing valve and hydro-pneumatic springs which are correspondingly arranged on all wheel suspensions respectively. The electronic control system comprises a CPU processing module, a driving and power module and vehicle height sensors which are correspondingly mounted on all the wheel suspensions respectively, and corresponding oil filling and oil draining of the hydro-pneumatic springs are achieved through control over the three-position four-way reversing valve. The hydro-pneumatic spring adjusting device can achieve quick adjusting of vehicle postures like vehicle lifting or side titling or pitching for different conditions of road surfaces and different vehicle speeds, and therefore vehicles are made to be in the best traveling state.
Description
Technical field
The utility model relates to the overall height control system of vehicle, is specifically related to a kind of Vehicle De L'Avant Blinde By Creussot hydro-pneumatic spring control apparatus.
Background technology
Hydro-pneumatic spring integrates elastic element and damping element, select unreactable gas as elastic medium, maximum pressure can reach 30MPa, make its unit mass stored energy ratio very large, make the vehicle eigentone low, vibration damping and cushion characteristic are good, and have superior nonlinear elasticity characteristic and better cushioning performance, substantially can meet the ride comfort requirement of engineering overland vehicle.Than the suspension system of other types, adopt the hydro-pneumatic suspension system of hydro-pneumatic spring to there is the outstanding features such as nonlinear variable-stiffness, compact conformation, adjustable car appearance, be the comparatively ideal suspension system of a kind of Performance Ratio.At present, external relevant hydro-pneumatic spring and hydro pneumatic suspension technology have formed comparatively ripe product, and its automatic adjusting mechanism has been applied in various engineering trucks and special vehicle.Domestic research is in this regard started late, and abroad has a long way to go, and its adjusting control mechanism is the oil pressure manual regulation, needs the height of measuring vehicle, and the program complexity is regulated inconvenient.
Summary of the invention
The purpose of this utility model is to provide a kind of Vehicle De L'Avant Blinde By Creussot hydro-pneumatic spring control apparatus, the attitudes such as vehicle body lifting, inclination and pitching is controlled realizing, that improves vehicle passes through performance and riding comfort.
Vehicle De L'Avant Blinde By Creussot hydro-pneumatic spring control apparatus described in the utility model, comprise hydraulic executing system, described hydraulic executing system comprises fuel tank, Hydraulic Pump and the corresponding hydro-pneumatic spring that is located at each wheel suspension respectively, described hydraulic executing system also comprises the three position four-way directional control valve of connection corresponding to hydro-pneumatic spring respectively, the oil inlet of described three position four-way directional control valve is communicated with Hydraulic Pump, return opening is communicated with fuel tank by pipeline, and actuator port is connected with hydro-pneumatic spring by pipeline; Described control apparatus also comprises electric-control system, this electric-control system comprises the CPU processing module, driving and power model and the corresponding height sensor that is arranged on each wheel suspension place respectively, the CPU processing module is connected with height sensor, the altitude signal of each wheel suspension that the car appearance conditioning signal that the reception chaufeur sets and height sensor gather, be treated to control signal by it; Described driving is connected with the CPU processing module with power model, and control signal is amplified and transfers to hydraulic executing system, controls three position four-way directional control valve work.
Further, described electric-control system also comprises the mutual panel of the demonstration that is positioned at operator's compartment, show on mutual panel be provided with charactron, corresponding to suspension direction switch and the height Gear Select Switch of each wheel suspension, this shows that mutual panel is connected with the CPU processing module by signal transmssion line.
Further, at the oil outlet of described Hydraulic Pump, be connected with by pass valve, on the oil inlet of described three position four-way directional control valve and the pipeline between Hydraulic Pump, also be provided with two position and four-way reversing valves.
Further, described Hydraulic Pump provides power driven by auxiliary gear box.
Further, described height sensor is noncontacting proximity sensor, its simple in structure, long service life, and it determines the variation of height by the inductance measurement principle.
Vehicle De L'Avant Blinde By Creussot hydro-pneumatic spring control apparatus described in the utility model, the controlling each control cock of hydraulic efficiency pressure system by electric-control system, realize the control of filling, drain the oil of corresponding hydro-pneumatic spring, thereby for different situations road surface and the different speed of a motor vehicle, realize the car body attitude ground quick adjustment such as car body lifting, inclination or pitching, made vehicle in best motoring condition.
The accompanying drawing explanation
Fig. 1 is the module diagram of the electric-control system in utility model;
Fig. 2 is the hydraulic executing system schematic diagram in the utility model.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail:
Vehicle De L'Avant Blinde By Creussot hydro-pneumatic spring control apparatus as shown in Figure 2, comprise hydraulic executing system and electric-control system, described hydraulic executing system comprises fuel tank 3, Hydraulic Pump 5 and corresponding four hydro-pneumatic springs 1 that are located at four wheel suspensions respectively, and respectively with four three position four-way directional control valves 2 of four corresponding connections of hydro-pneumatic spring 1, the oil inlet of described three position four-way directional control valve 2 is communicated with Hydraulic Pump 5, return opening is communicated with fuel tank 3 by pipeline, actuator port is connected with hydro-pneumatic spring 1 by pipeline, oil outlet at Hydraulic Pump 5 is connected with by pass valve 4, also be provided with two position and four-way reversing valves 7 on the oil inlet of three position four-way directional control valve 2 and the pipeline between Hydraulic Pump, these two position and four-way reversing valves, 7 switch operating positions, for described hydro-pneumatic spring or other onboard systems (as armored motor car washboard open-close system) provide power, this Hydraulic Pump 5 provides power driven by auxiliary gear box 6,
Described electric-control system comprises the CPU processing module, driving and power model and the corresponding contactless height sensor that is arranged on four wheel suspension places respectively, the altitude signal of each wheel suspension that described CPU processing module gathers height sensor and the car appearance conditioning signal that chaufeur sets are processed, the control signal obtained is transferred to hydraulic executing system after driving and power model amplification, by controlling described three position four-way directional control valve, realize filling of corresponding hydro-pneumatic spring, drain the oil, this electric-control system also comprises the mutual panel of the demonstration that is positioned at operator's compartment, be provided with charactron on the mutual panel of demonstration, suspension direction switch corresponding to four wheel suspensions, height Gear Select Switch and altitude datum Resetting Switching, while starting this altitude datum Resetting Switching, the CPU processing module can record the now height of four wheel suspensions, it is saved as to altitude datum, this switch uses before dispatching from the factory, after dispatching from the factory in the protection lock-out state, avoid the user arbitrarily to use, this shows that mutual panel is connected with the CPU processing module by signal transmssion line.
As shown in Figure 1, this wheeled armored motor car hydro-pneumatic spring control apparatus is when work: the car appearance conditioning signal that the CPU processing module is inputted according to chaufeur and the altitude signal of each wheel suspension, process controlled signal, transfer to hydraulic executing system after driving and power model amplification, by controlling corresponding change-over valve working position in hydraulic executing system, realize filling/draining the oil of corresponding hydro-pneumatic spring, to regulate the height of each wheel suspension.
Claims (5)
1. a Vehicle De L'Avant Blinde By Creussot hydro-pneumatic spring control apparatus, comprise hydraulic executing system, and described hydraulic executing system comprises fuel tank (3), Hydraulic Pump (5) and the corresponding hydro-pneumatic spring (1) that is located at each wheel suspension respectively, it is characterized in that:
Described hydraulic executing system also comprises the three position four-way directional control valve (2) of connection corresponding to hydro-pneumatic spring respectively, the oil inlet of described three position four-way directional control valve is communicated with Hydraulic Pump, return opening is communicated with fuel tank by pipeline, and actuator port is connected with hydro-pneumatic spring by pipeline;
Described control apparatus also comprises electric-control system, and this electric-control system comprises the CPU processing module, driving and power model and the corresponding height sensor that is arranged on each wheel suspension place respectively,
The CPU processing module is connected with height sensor, and the altitude signal of each wheel suspension that the car appearance conditioning signal that the reception chaufeur sets and height sensor gather, be treated to control signal by it;
Described driving is connected with the CPU processing module with power model, and control signal is amplified and transfers to hydraulic executing system, controls three position four-way directional control valve work.
2. Vehicle De L'Avant Blinde By Creussot hydro-pneumatic spring control apparatus according to claim 1, it is characterized in that: described electric-control system also comprises the mutual panel of the demonstration that is positioned at operator's compartment, show on mutual panel be provided with charactron, corresponding to suspension direction switch and the height Gear Select Switch of each wheel suspension, this shows that mutual panel is connected with the CPU processing module by signal transmssion line.
3. Vehicle De L'Avant Blinde By Creussot hydro-pneumatic spring control apparatus according to claim 1 and 2, it is characterized in that: the oil outlet at described Hydraulic Pump (5) is connected with by pass valve (4), on the oil inlet of described three position four-way directional control valve (2) and the pipeline between Hydraulic Pump, also is provided with two position and four-way reversing valves (7).
4. Vehicle De L'Avant Blinde By Creussot hydro-pneumatic spring control apparatus according to claim 3, it is characterized in that: described Hydraulic Pump (5) provides power driven by auxiliary gear box (6).
5. Vehicle De L'Avant Blinde By Creussot hydro-pneumatic spring control apparatus according to claim 1 and 2, it is characterized in that: described height sensor is noncontacting proximity sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320495213.7U CN203381464U (en) | 2013-08-14 | 2013-08-14 | Hydro-pneumatic spring adjusting device of wheeled armored vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320495213.7U CN203381464U (en) | 2013-08-14 | 2013-08-14 | Hydro-pneumatic spring adjusting device of wheeled armored vehicle |
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| CN203381464U true CN203381464U (en) | 2014-01-08 |
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| CN201320495213.7U Expired - Lifetime CN203381464U (en) | 2013-08-14 | 2013-08-14 | Hydro-pneumatic spring adjusting device of wheeled armored vehicle |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103921646A (en) * | 2014-03-20 | 2014-07-16 | 中国北方车辆研究所 | Adjustable suspension temperature compensation system |
| CN105782140A (en) * | 2016-03-24 | 2016-07-20 | 中国北方车辆研究所 | Double-acting-cylinder fixed displacement pump truck pose adjustment system |
| CN107199841A (en) * | 2017-07-04 | 2017-09-26 | 农业部南京农业机械化研究所 | The hydraulic pressure independent suspension and its control method of a kind of horizontal automatic adjusument |
| CN108995498A (en) * | 2018-09-07 | 2018-12-14 | 陕西中航气弹簧有限责任公司 | It is a kind of for adjusting the elastic system and method for bodywork height |
-
2013
- 2013-08-14 CN CN201320495213.7U patent/CN203381464U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103921646A (en) * | 2014-03-20 | 2014-07-16 | 中国北方车辆研究所 | Adjustable suspension temperature compensation system |
| CN103921646B (en) * | 2014-03-20 | 2016-08-10 | 中国北方车辆研究所 | Adjustable hanging temperature-compensating and car appearance regulation system |
| CN105782140A (en) * | 2016-03-24 | 2016-07-20 | 中国北方车辆研究所 | Double-acting-cylinder fixed displacement pump truck pose adjustment system |
| CN105782140B (en) * | 2016-03-24 | 2018-07-27 | 中国北方车辆研究所 | Double acting cylinder quantifies pump truck appearance regulating system |
| CN107199841A (en) * | 2017-07-04 | 2017-09-26 | 农业部南京农业机械化研究所 | The hydraulic pressure independent suspension and its control method of a kind of horizontal automatic adjusument |
| CN108995498A (en) * | 2018-09-07 | 2018-12-14 | 陕西中航气弹簧有限责任公司 | It is a kind of for adjusting the elastic system and method for bodywork height |
| CN108995498B (en) * | 2018-09-07 | 2024-01-23 | 陕西中航气弹簧有限责任公司 | Elastic system and method for adjusting height of vehicle body |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190115 Address after: 401321 Yudong Dajiangxi Road, Banan District, Chongqing City, No. 220 Patentee after: CHONGQING DAJIANG ZHIFANG SPECIAL EQUIPMENT Co.,Ltd. Address before: 401321 Dajiang Industrial Park, Yudong Town, Banan District, Chongqing Patentee before: CHONGQING DAJIANG INDUSTRY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140108 |
|
| CX01 | Expiry of patent term |