CN203995547U - A kind of vehicle and hydraulic lift system thereof - Google Patents
A kind of vehicle and hydraulic lift system thereof Download PDFInfo
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- CN203995547U CN203995547U CN201420415191.3U CN201420415191U CN203995547U CN 203995547 U CN203995547 U CN 203995547U CN 201420415191 U CN201420415191 U CN 201420415191U CN 203995547 U CN203995547 U CN 203995547U
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Abstract
The utility model discloses a kind of vehicle and hydraulic lift system thereof.This hydraulic lift system comprises vehicle frame, be fixed on the rotary support on vehicle frame, pivot arm and hanging oil cylinder, on described pivot arm, be provided with wheel, described rotary support and described pivot arm form the first angle taking the first hinge as summit, described hanging oil cylinder and described vehicle frame or rotary support form the second angle taking the second hinge as summit, described hanging oil cylinder and described pivot arm form the 3rd angle taking tri-joint mechanism as summit, comprise in addition and be arranged at described vehicle frame, rotary support, on hanging oil cylinder or pivot arm and for directly or indirectly detecting the first angle, any or several angle detection devices in the second angle and the 3rd angle.The utility model can draw the height of vehicle frame, have metering system simple and reliable, can realize the advantages such as continuous unremitting detection.
Description
Technical field
The utility model relates generally to Vehicle Engineering technical field, specifically, relates to a kind of vehicle hydraulic suspension, and is provided with the vehicle of this hydraulic lift system.
Background technology
There is the vehicle of hydraulic lift system by controlling the collapsing length of hydraulic suspension oil cylinder, realize the control to carriage frame height.By detecting the collapsing length of hanging oil cylinder or hanging the angle regulating, can obtain the height of suspension with respect to ground.
In current part vehicle, special height detecting device is not set, but manually controls suspension height by the observation of operating personal, control accuracy is low, difficulty is large, the operating time is long.
Application publication number is that the patent of CN102069698 discloses a kind of height detecting device for hydraulic suspension vehicle, comprise fixing walking support, be articulated with walking support carriers between and with respect to walking support rotating walking connecting lever, and be relatively located at walking support carriers both sides detection piece, each detection piece correspondence one is mounted on to be detected on walking connecting lever, wherein one group to be detected comprises to be detected an of high position, and another to be detected of group comprises to be detected an of low level.Walking connecting lever is provided with bearing, and bearing comprises the protrusion being extended to both sides along walking connecting lever pivot by center, in the outer rim that to be detected is located at this protrusion.
In this technical scheme, detection piece and to be detected are installed on walking support carriers and walking connecting lever bearing, installing space is little, difficulty is large, and detection piece is generally travel switch or approach switch etc., vehicle can only be detected in lowest order, meta, the several positions of most significant bit, the object of continuous detecting can not be reached.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of vehicle hydraulic suspension, can be used for detecting the height of vehicle frame, and can solve that installation difficulty in prior art is large, defect that can not continuous detecting or at least one of them.
Vehicle hydraulic suspension of the present utility model, comprise vehicle frame, be fixed on the rotary support on vehicle frame, pivot arm and hanging oil cylinder, on described pivot arm, be provided with wheel, described rotary support and described pivot arm form the first angle taking the first hinge as summit, described hanging oil cylinder and described vehicle frame or rotary support form the second angle taking the second hinge as summit, described hanging oil cylinder and described pivot arm form the 3rd angle taking tri-joint mechanism as summit, comprise in addition and be arranged at described vehicle frame, rotary support, on hanging oil cylinder or pivot arm and for directly or indirectly detecting the first angle, any or several angle detection devices in the second angle and the 3rd angle.
Further, this vehicle hydraulic suspension also comprises two gage beams, between two described gage beams, form the 4th angle taking the 4th hinge as summit, one of them gage beam and rotary support form the 5th angle taking the 5th hinge as summit, another gage beam and pivot arm form the 6th angle taking the 6th hinge as summit, and described angle detection device is for any of direct-detection the 4th angle, the 5th angle, the 6th angle.
Further, described angle detection device is installed on described the 5th hinge position.
Further, the line of described the first hinge, the 4th hinge, the 5th hinge and the 6th hinge forms parallelogram.
Further, described angle detection device is potential device or the position transduser for detection of angle.
Further, described angle detection device and connecting by controller for controlling between the electromagnetic valve of hanging oil cylinder action.
Further, between described vehicle frame or rotary support and described pivot arm, be connected with coil spring or air bag.
Another aspect of the present utility model, also provides a kind of vehicle, and described vehicle set has the vehicle hydraulic suspension of aforementioned any one.
Vehicle of the present utility model and hydraulic lift system thereof, its angle detection device can be used for detecting in the first angle, the second angle and the 3rd angle any or several, the height that can draw vehicle frame by the variation of detection angles, metering system is simple and reliable, and can realize continuous unremitting detection.
In further technical scheme, between pivot arm and rotary support, be provided with gage beam, this gage beam is connected with angle detection device, in the time that hanging oil cylinder is flexible, between pivot arm and rotary support, relatively rotate, gage beam can be passed to angle detection device by the angle of this rotation, because gage beam and angle detection device are arranged at pivot arm, on rotatably supported body construction, and away from the hinge between pivot arm and rotary support, installing space is large, be convenient to assembling and maintenance, very convenient to use, have rationally distributed, the advantage of the aspect such as easy to implement.
Brief description of the drawings
The accompanying drawing that forms a part of the present utility model is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of the vehicle hydraulic suspension of the utility model one embodiment.
Description of reference numerals:
Rotary support-2, vehicle frame-1
Angle detection device-4, hanging oil cylinder-3
Pivot arm-6, gage beam-5
Five hinge-A the first hinge-B
Six hinge-C, four hinge-D
The second hinge-E the tri-joint mechanism-F
Wheel-7
Detailed description of the invention
It should be noted that, in the situation that not conflicting, the feature in embodiment and embodiment in the utility model can combine mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the utility model in detail.
Shown in Fig. 1, be the structural representation of the vehicle hydraulic suspension of the utility model one embodiment, this embodiment at least comprises vehicle frame 1, rotary support 2, pivot arm 6, wheel 7, hanging oil cylinder 3, angle detection device 4.
Aforementioned rotary support 2 is fixed on vehicle frame 1, and this rotary support 2 can be integrally formed with vehicle frame 1, also can split form.In addition, between this vehicle frame 1 or rotary support 2 and pivot arm 6, also can be connected with coil spring or air bag, thereby form spiral spring suspensioning system or hydro-pneumatic suspension system, all can realize technique effect of the present utility model.
Aforementioned rotary support 2 forms the first angle taking the first hinge B as summit with pivot arm 6, hanging oil cylinder 3 one end and vehicle frame 1 or rotary support 2 form the second angle taking the second hinge E as summit, and hanging oil cylinder 3 other ends and pivot arm 6 form the 3rd angle taking tri-joint mechanism F as summit.In the flexible process of hanging oil cylinder 3, between pivot arm 6 and rotary support 2, centered by the first hinge B, relatively rotate, and then can realize the adjustment of vehicle frame 1 height.
Should be clear, pivot arm 6 connects rotary support 2, hanging oil cylinder 3 and 7 three parts of wheel simultaneously, and it can have the crank arm structure shown in Fig. 1, also can be other possibility structures, specifically can be with reference to existing and improved technology.
Aforementioned angle detection device 4 be arranged on vehicle frame 1, rotary support 2, hanging oil cylinder 3 or pivot arm 6 and for directly or indirectly detect the first angle, the second angle and the 3rd angle any or several.Angle detection device 4, after detecting that angle changes, is calculated and can be obtained the height change of vehicle frame 1 with respect to wheel center or ground by trigonometric function.When aforementioned indirect detection, can detect other angle corresponding with the first angle, the second angle or the 3rd angle.
The utility model can adopt multiple possible mode to carry out the detection of corresponding each angle, for the ease of measuring, preferably also comprises two gage beams 5, and these two gage beams 5 can shift measurement point, and then make arranging of sensing device convenient.Embodiment as shown in Figure 1, preferably between two gage beams 5, form the 4th angle taking the 4th hinge D as summit, one of them gage beam 5 forms the 5th angle taking the 5th hinge A as summit with rotary support 2, another gage beam 5 forms the 6th angle taking the 6th hinge C as summit with pivot arm 6, and aforementioned angle detection device 4 is for any of direct-detection the 4th angle, the 5th angle, the 6th angle.
Angle detection device 4 is preferably installed on the 5th hinge A position, and can have multiple possible mounting means.The object of gage beam 5 be by between pivot arm 6 and rotary support 2 in relative rotation angle be passed to angle detection device 4.Aforementioned the 5th angle can be corresponding with aforementioned the first angle.
On the basis of technique scheme, the metering system of this embodiment is simple and reliable, and can realize continuous unremitting detection, has obvious advantage for the scheme that adopts detection piece and multiple to be detected with respect to prior art.
Angle detection device 4 can be commercially available angular transducer, can be also the device such as potential device or position transduser for detection of angle, and the utility model is not limited to this.
Accurately control for the ease of the flexible stroke to hanging oil cylinder 3, optimized angle detecting device 4 and connecting by controller for controlling between the electromagnetic valve that hanging oil cylinder 3 moves, survey by frontier inspection the mode that limit is controlled, can automatically vehicle frame 1 be positioned to desired height, manually control suspension height without the observation by operating personal, control accuracy is high, simple to operate, efficiency is high.
The line of aforementioned the first hinge B, the 4th hinge D, the 5th hinge A and the 6th hinge C forms parallelogram, like this, between pivot arm and rotary support, angle changes in relative rotation, changes and is directly proportional to the angle at this any one angle of parallelogram, is convenient to angular transition and calculates.Having detected after angle variation, can calculate further vehicle frame 1 height change.
Because aforesaid gage beam 5 and angle detection device 4 are arranged on the body construction of pivot arm 6, rotary support 2, and away from the hinge between pivot arm 6 and rotary support 2, installing space is large, be convenient to assembling and maintenance, very convenient to use, there is the aspects such as rationally distributed, easy to implement.
Except the vehicle hydraulic suspension of previous embodiment, the utility model also provides a kind of vehicle that is provided with previous embodiment.Other structures of this vehicle can, with reference to existing and improved technology, not repeat at this herein.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (8)
1. a vehicle hydraulic suspension, comprise vehicle frame (1), be fixed on the rotary support (2) on vehicle frame (1), pivot arm (6) and hanging oil cylinder (3), on described pivot arm (6), be provided with wheel (7), described rotary support (2) forms the first angle taking the first hinge (B) as summit with described pivot arm (6), described hanging oil cylinder (3) forms the second angle taking the second hinge (E) as summit with described vehicle frame (1) or rotary support (2), described hanging oil cylinder (3) forms the 3rd angle taking tri-joint mechanism (F) as summit with described pivot arm (6), it is characterized in that, also comprise and be arranged at described vehicle frame (1), rotary support (2), on hanging oil cylinder (3) or pivot arm (6) and for directly or indirectly detecting the first angle, any or several angle detection devices (4) in the second angle and the 3rd angle.
2. vehicle hydraulic suspension according to claim 1, it is characterized in that, also comprise two gage beams (5), between two described gage beams (5), form the 4th angle taking the 4th hinge (D) as summit, one of them gage beam (5) forms the 5th angle taking the 5th hinge (A) as summit with rotary support (2), another gage beam (5) forms the 6th angle taking the 6th hinge (C) as summit with pivot arm (6), described angle detection device (4) is for direct-detection the 4th angle, the 5th angle, any in the 6th angle.
3. vehicle hydraulic suspension according to claim 2, is characterized in that, described angle detection device (4) is installed on described the 5th hinge (A) position.
4. vehicle hydraulic suspension according to claim 3, it is characterized in that, the line of described the first hinge (B), the 4th hinge (D), the 5th hinge (A) and the 6th hinge (C) forms parallelogram.
5. according to the vehicle hydraulic suspension described in claim 1-4 any one, it is characterized in that, described angle detection device (4) is potential device or the position transduser for detection of angle.
6. according to the vehicle hydraulic suspension described in claim 1-4 any one, it is characterized in that described angle detection device (4) and connecting by controller for controlling between the electromagnetic valve of hanging oil cylinder (3) action.
7. according to the vehicle hydraulic suspension described in claim 1-4 any one, it is characterized in that, between described vehicle frame (1) or rotary support (2) and described pivot arm (6), be connected with coil spring or air bag.
8. a vehicle, is characterized in that, the described vehicle set vehicle hydraulic suspension described in requirement 1-7 any one of having the right.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420415191.3U CN203995547U (en) | 2014-07-25 | 2014-07-25 | A kind of vehicle and hydraulic lift system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420415191.3U CN203995547U (en) | 2014-07-25 | 2014-07-25 | A kind of vehicle and hydraulic lift system thereof |
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| Publication Number | Publication Date |
|---|---|
| CN203995547U true CN203995547U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420415191.3U Active CN203995547U (en) | 2014-07-25 | 2014-07-25 | A kind of vehicle and hydraulic lift system thereof |
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| CN (1) | CN203995547U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107024264A (en) * | 2016-01-29 | 2017-08-08 | 中冶宝钢技术服务有限公司 | Vehicle load self-weighing system and method |
| CN111251799A (en) * | 2020-02-13 | 2020-06-09 | 三一汽车起重机械有限公司 | Hydro-pneumatic suspension system, position detection method thereof and engineering vehicle |
-
2014
- 2014-07-25 CN CN201420415191.3U patent/CN203995547U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107024264A (en) * | 2016-01-29 | 2017-08-08 | 中冶宝钢技术服务有限公司 | Vehicle load self-weighing system and method |
| CN111251799A (en) * | 2020-02-13 | 2020-06-09 | 三一汽车起重机械有限公司 | Hydro-pneumatic suspension system, position detection method thereof and engineering vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HUNAN SANY KUAIERJU RESIDENTIAL INDUSTRIES CO., LT Free format text: FORMER OWNER: SANY AUTOMOBILE MANUFACTURING CO., LTD. Effective date: 20150518 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 410100 CHANGSHA, HUNAN PROVINCE TO: 410000 CHANGSHA, HUNAN PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20150518 Address after: 410000 Hunan province Changsha City Economic and Technological Development Zone Lang Li Huang Xing Avenue South Street No. 129 Patentee after: Hunan Sany Kuaierju Residential Industries Co., Ltd. Address before: 410100 Changsha economic and Technological Development Zone, Hunan City, the 31 industrial city Patentee before: SANY Automobile Manufacturing Co., Ltd. |