CN218839112U - Hydraulic lifting spring device - Google Patents
Hydraulic lifting spring device Download PDFInfo
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- CN218839112U CN218839112U CN202223591591.3U CN202223591591U CN218839112U CN 218839112 U CN218839112 U CN 218839112U CN 202223591591 U CN202223591591 U CN 202223591591U CN 218839112 U CN218839112 U CN 218839112U
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- damping spring
- hydraulic
- hydraulic cylinder
- mounting seat
- spring
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Abstract
The utility model relates to the technical field of vehicle lifting, in particular to a hydraulic lifting spring device, which comprises a hydraulic cylinder, wherein one end of the hydraulic cylinder is connected with a vehicle body through a piston rod, and the other end of the hydraulic cylinder is connected with a hydraulic control system to control the movement of the piston rod to realize the lifting of the vehicle body; one end of the damping spring is connected with the hydraulic cylinder, and the other end of the damping spring is connected with the wheel swing arm so as to support the hydraulic cylinder; the utility model provides a hydraulic pressure lift spring device, the device and hydraulic control system work together, through the lift adjustment to the vehicle, reduce the risk that vehicle bottom spare part and ground barrier take place to collide with, simultaneously, collocation damping spring uses, has good shock attenuation effect, improves the high-speed and curve of vehicle and traveles control stability.
Description
Technical Field
The utility model relates to a vehicle lift technical field, specifically speaking relates to a hydraulic pressure lift spring assembly.
Background
A running wheeled vehicle is affected by various road conditions such as bumps, potholes, obstacles and the like, and also affected by various driving conditions such as acceleration, deceleration, curves and the like, and the vehicle body of the vehicle vertically moves upwards and downwards relative to the ground, so that potential safety hazards of collision between a fuel tank, a power battery pack and the like at the bottom of the vehicle and the ground obstacles are caused.
In the prior art, a damping device of a passenger vehicle is composed of a damper and a spiral spring or an air spring, the spiral spring damping device cannot realize vehicle lifting adjustment, the air spring damping device is expensive, high in failure rate and poor in durability, generally needs to be replaced when being normally used for about 5 kilometers, and is very high in use cost.
In view of this, a hydraulic lifting spring device is provided, which works together with a hydraulic control system, reduces the risk of collision between parts at the bottom of a vehicle and a ground obstacle through the lifting adjustment of the vehicle, and simultaneously has good damping effect and improves the control stability of high-speed and curve running of the vehicle.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned problem that exists among the prior art, the utility model provides a hydraulic pressure lift spring assembly.
In order to solve the technical problem, the utility model discloses a following technical scheme can solve:
a hydraulic lift spring assembly comprising,
one end of the hydraulic cylinder is connected with the vehicle body through a piston rod, and the other end of the hydraulic cylinder is connected with a hydraulic control system so as to control the movement of the piston rod to realize the lifting of the vehicle body;
damping spring, one end with the pneumatic cylinder is connected, and the other end is connected with the wheel swing arm to the realization is right the support of pneumatic cylinder.
Preferably, a first mounting seat extends along the circumferential direction of the hydraulic cylinder at the hydraulic cylinder; one end of the damping spring is abutted against the first mounting seat.
Preferably, the vehicle wheel swing arm device further comprises a second mounting seat, and the second mounting seat is fixedly connected with the wheel swing arm; the other end of the damping spring is abutted against the second mounting seat.
Preferably, at least one first positioning ring is arranged on the first mounting seat and along the circumferential direction of the hydraulic cylinder; the first positioning ring is used for one end of the damping spring to stretch into so as to limit the damping spring.
Preferably, at least one second positioning ring is arranged on the second mounting seat and along the circumferential direction of the hydraulic cylinder; the second locating ring is used for the other end of the damping spring to stretch into so as to limit the damping spring.
Preferably, a first boss is arranged on the side wall, facing the damping spring, of the first mounting seat; the first boss is in a spiral shape matched with one end of the damping spring so as to be attached to the damping spring; the first positioning ring is arranged on the first boss.
Preferably, a second boss is arranged on the side wall, facing the damping spring, of the second mounting seat; the second boss is in a spiral shape matched with the other end of the damping spring so as to be attached to the damping spring.
Preferably, a connecting disc is arranged at one end, facing the vehicle body, of the piston rod and is fixedly connected with the vehicle body through a bolt.
Preferably, a through hole communicated with the hydraulic control system is formed in the other end of the hydraulic cylinder, so that the piston rod is driven to drive the vehicle body to lift through the change of the oil supply.
The utility model discloses possess following beneficial effect at least:
1. the application discloses a hydraulic pressure lift spring device, the device and hydraulic control system work together, through the lift adjustment to the vehicle, reduce vehicle bottom spare part and ground barrier and take place the risk of colliding with, simultaneously, have good shock attenuation effect, improve the high-speed and bend of vehicle and travel control stability.
2. Through the setting of pneumatic cylinder for when meetting different road conditions or different driving conditions, can be better through the piston rod of hydraulic control system drive pneumatic cylinder, and then adjust the height of automobile body, avoid bottom of the vehicle body and ground barrier to take place to collide with, lead to the damage of automobile body.
3. Through damping spring's setting, the one end and the body coupling of pneumatic cylinder, the unsettled setting of the other end is connected with pneumatic cylinder and wheel swing arm respectively through damping spring, can effectively support the pneumatic cylinder on the one hand better, and on the other hand can reach and indirectly realize carrying out absorbing effect to the automobile body through the pneumatic cylinder under damping spring self's the effect, improves the stability that the vehicle travel.
Drawings
FIG. 1 is a schematic view of a hydraulic lift spring arrangement of the present application;
FIG. 2 is a cross-sectional view of a hydraulic cylinder, a first mount and a connecting disc of the present application;
FIG. 3 is a schematic view of a hydraulic cylinder, a first mount and a connecting plate of the present application;
fig. 4 is a schematic view of a second mount in the present application.
The names of the parts designated by the numerical references in the drawings are as follows:
110. a hydraulic cylinder; 111. a piston rod; 120. a damping spring; 130. a first mounting seat; 131. a first positioning ring; 140. a second mounting seat; 141. a second positioning ring; 150. a connecting disc; 210. an inner cavity; 220. a through hole; 230. a first boss; 410. a second boss.
Detailed Description
For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples. It is to be understood that the examples are illustrative of the invention only and are not limiting.
As shown in fig. 1-2, the present embodiment provides a hydraulic lift spring apparatus, which includes,
one end of the hydraulic cylinder 110 is connected with the vehicle body through a piston rod 111, and the other end of the hydraulic cylinder is connected with a hydraulic control system so as to control the movement of the piston rod 111 to realize the lifting of the vehicle body;
and one end of the damping spring 120 is connected with the hydraulic cylinder 110, and the other end of the damping spring is connected with the wheel swing arm so as to support the hydraulic cylinder 110.
In this embodiment, the hydraulic cylinder 110 has an inner cavity 210, the piston rod 111 performs piston motion in the inner cavity 210, the hydraulic control system can preferably drive the piston rod 111, and when the piston rod 111 moves towards the direction outside the inner cavity 210, the length of the whole hydraulic cylinder 110 is lengthened, so that the distance between the vehicle body and the wheel swing arm can be increased, thereby achieving the effect of raising the vehicle body; when the piston rod 111 moves towards the direction in the inner cavity 210, the length of the whole hydraulic cylinder 110 is shortened, so that the distance between the vehicle body and the wheel swing arm can be reduced, and the effect of reducing the vehicle body is achieved.
Through the setting of pneumatic cylinder 110 for when meetting different road conditions or different driving conditions, can drive the piston rod 111 of pneumatic cylinder 110 through hydraulic control system better, and then adjust the height of automobile body, avoid the bottom of the automobile body and ground barrier to take place to collide with, lead to the damage of automobile body.
Through damping spring 120's setting, pneumatic cylinder 110's one end and body connection, the unsettled setting of the other end is connected with pneumatic cylinder 110 and wheel swing arm respectively through damping spring 120, can effectively support pneumatic cylinder 110 on the one hand better, and on the other hand can reach and indirectly realize carrying out absorbing effect to the automobile body through pneumatic cylinder 110 under damping spring 120 self's elastic property's effect, improves the stability that the vehicle travel.
In this embodiment, a first mounting seat 130 is disposed at the hydraulic cylinder 110 and extends along the circumferential direction of the hydraulic cylinder 110; one end of the damping spring 120 abuts against the first mounting seat 130.
Through the arrangement of the first mounting seat 130, the connection and the matching between the hydraulic cylinder 110 and the damping spring 120 can be better realized, and the supporting effect of the damping spring 120 on the hydraulic cylinder 110 is realized, so that the hydraulic cylinder 110 can effectively lift the vehicle body through the piston rod 111; meanwhile, the hydraulic cylinder 110 extrudes the damping spring 120 through the first mounting seat 130, so that the damping spring 120 can better perform a damping effect on the vehicle body.
In this embodiment, the vehicle further includes a second mounting seat 140, and the second mounting seat 140 is fixedly connected to the wheel swing arm;
the other end of the damping spring 120 abuts against the second mounting seat 140.
Through the arrangement of the second mounting seat 140, the connection between the damping spring 120 and the wheel swing arm can be preferably realized, and the damping spring 120 and the hydraulic cylinder 110 can be effectively supported.
In this embodiment, at least one first positioning ring 131 is disposed on the first mounting seat 130 and along the circumferential direction of the hydraulic cylinder 110; the first positioning ring 131 allows one end of the damping spring 120 to extend into the first positioning ring, so as to limit the damping spring 120.
Through the arrangement of the first positioning ring 131 in this embodiment, when the shock absorbing spring 120 is installed, one end of the shock absorbing spring 120 extends into the first positioning ring 131, and then one end of the shock absorbing spring 120 abuts against the first mounting seat 130.
It should be noted that, the first positioning ring 131 is fixedly disposed on the first mounting seat 130, and is sleeved outside the damping spring 120, when the damping spring 120 tends to move, the first positioning ring 131 can preferably limit the damping spring 120, so that one end of the damping spring 120 can stably abut against the first mounting seat 130, and the relative position between the damping spring 120 and the hydraulic cylinder 110 is fixed, because the hydraulic cylinder 110 is connected with the vehicle body and the damping spring 120 is fixedly connected to the wheel swing arm through the second mounting seat 140, in the driving process, the hydraulic cylinder 110 and the damping spring 120 can stably exert their functions, and are not easily broken away from the wheel swing arm.
In this embodiment, at least one second positioning ring 141 is disposed on the second mounting seat 140 and along the circumferential direction of the hydraulic cylinder 110; the second positioning ring 141 is provided for the other end of the damping spring 120 to extend into, so as to limit the damping spring 120.
Through the arrangement of the second positioning ring 141 in this embodiment, when the damping spring 120 is installed, the other end of the damping spring 120 extends into the second positioning ring 141, and then the other end of the damping spring 120 abuts against the second mounting seat 140.
It should be noted that, the second positioning ring 141 is fixedly disposed on the second mounting seat 140 and sleeved outside the damping spring 120, when the damping spring 120 tends to move, the second positioning ring 141 can preferably limit the damping spring 120, so that the other end of the damping spring 120 can stably abut against the second mounting seat 140, and the relative position between the damping spring 120 and the hydraulic cylinder 110 is fixed, and because the hydraulic cylinder 110 is connected with the vehicle body and the damping spring 120 is fixedly connected to the wheel swing arm through the second mounting seat 140, the hydraulic cylinder 110 and the damping spring 120 can stably play a role in the driving process, and are not easily separated from the damage.
Referring to fig. 3, in this embodiment, a first boss 230 is disposed on a side wall of the first mounting seat 130 facing the damper spring 120; the first boss 230 is in a spiral shape matched with one end of the damper spring 120 to be attached to the damper spring 120; the first positioning ring 131 is disposed on the first boss 230.
Through the arrangement of the first boss 230 in this embodiment, the first boss 230 is spiral and is matched with one end of the damping spring 120, that is, the side wall of the first boss 230 facing the damping spring 120 is attached to the side wall of one end of the damping spring 120, so that the damping spring 120 can better bear the first mounting seat 130 through the first boss 230, and the stability of connection between the first mounting seat 130 and the damping spring 120 is improved.
It is worth mentioning that, through the arrangement of the first boss 230, the point-to-point contact between the damping spring 120 and the first mounting seat 130 is converted into the surface-to-surface contact between the damping spring 120 and the first boss 230, so that the force transmission between the damping spring 120 and the first mounting seat 130 can be preferably realized, meanwhile, the damping spring 120 and the first mounting seat 130 can be protected to a certain extent, and the generation of severe abrasion under the point-to-point contact condition between the damping spring 120 and the first mounting seat 130 is avoided.
Referring to fig. 4, in this embodiment, a second boss 410 is disposed on a side wall of the second mounting seat 140 facing the damping spring 120; the second protrusion 410 is spirally matched with the other end of the damping spring 120 to be attached to the damping spring 120.
Through the arrangement of the second boss 410 in this embodiment, the second boss 410 is spiral and is matched with the other end of the damping spring 120, that is, the side wall of the second boss 410 facing the damping spring 120 is attached to the side wall of the other end of the damping spring 120, so that the damping spring 120 can be better loaded through the second boss 410, and the stability of connection between the second mounting seat 140 and the damping spring 120 is improved.
It is worth mentioning that, through the arrangement of the second boss 410, the point-to-point contact between the damping spring 120 and the second mounting seat 140 is converted into the surface-to-surface contact between the damping spring 120 and the second boss 410, so that the force transmission between the damping spring 120 and the second mounting seat 140 can be preferably realized, meanwhile, the damping spring 120 and the second mounting seat 140 can be protected to a certain extent, and the generation of severe abrasion under the point-to-point contact condition between the damping spring 120 and the second mounting seat 140 can be avoided.
In this embodiment, a connection disc 150 is disposed at one end of the piston rod 111 facing the vehicle body, and the connection disc 150 is fixedly connected to the vehicle body through a bolt.
Through the arrangement of the connection disc 150 in the embodiment, the fixed connection between the piston rod 111 and the vehicle body can be preferably realized, so that the vehicle body is preferably driven to lift through the movement of the piston rod 111.
In this embodiment, a through hole 220 communicated with the hydraulic control system is formed at the other end of the hydraulic cylinder 110, so that the piston rod 111 is driven to drive the vehicle body to lift through the change of the oil supply amount.
Through the structure in the embodiment, the hydraulic control system is connected with the through hole 220, when the hydraulic control system supplies oil to the inner cavity 210 through the through hole 220, the gradually increased oil quantity in the inner cavity 210 pushes the piston rod 111 to move towards the direction outside the inner cavity 210, and further the length of the whole hydraulic cylinder 110 is increased, so that the height of the vehicle body is increased; when the hydraulic control system outputs oil in the inner cavity 210 through the through hole 220, the gradually reduced oil amount in the inner cavity 210 enables the piston rod 111 to move towards the direction towards the inside of the inner cavity 210, and then the length of the whole hydraulic cylinder 110 is shortened, so that the height of the vehicle body is reduced.
In short, the above description is only a preferred embodiment of the present invention, and all the equivalent changes and modifications made in the claims of the present invention should be included in the scope of the present invention.
Claims (9)
1. A hydraulic lift spring assembly characterized by: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
one end of the hydraulic cylinder is connected with the vehicle body through a piston rod, and the other end of the hydraulic cylinder is connected with a hydraulic control system so as to control the movement of the piston rod to realize the lifting of the vehicle body;
damping spring, one end with the pneumatic cylinder is connected, and the other end is connected with the wheel swing arm to the realization is right the support of pneumatic cylinder.
2. A hydraulic lift spring assembly as set forth in claim 1 wherein: a first mounting seat extends along the circumferential direction of the hydraulic cylinder at the position of the hydraulic cylinder; one end of the damping spring is abutted against the first mounting seat.
3. A hydraulic lifting spring device according to claim 1 or 2, characterised in that: the wheel swing arm is fixedly connected with the first mounting seat; the other end of the damping spring is abutted against the second mounting seat.
4. A hydraulic lift spring assembly as set forth in claim 2 wherein: at least one first positioning ring is arranged on the first mounting seat in the circumferential direction of the hydraulic cylinder; the first positioning ring is used for one end of the damping spring to stretch into so as to limit the damping spring.
5. A hydraulic lift spring assembly as set forth in claim 3 wherein: at least one second positioning ring is arranged on the second mounting seat in the circumferential direction of the hydraulic cylinder; and the second positioning ring is used for the other end of the damping spring to stretch into so as to limit the damping spring.
6. The hydraulic lift spring assembly of claim 4 wherein: a first boss is arranged on the side wall of the first mounting seat facing the damping spring; the first boss is in a spiral shape matched with one end of the damping spring so as to be attached to the damping spring; the first positioning ring is arranged on the first boss.
7. A hydraulic lift spring assembly according to claim 5 wherein: a second boss is arranged on the side wall, facing the damping spring, of the second mounting seat; the second boss is in a spiral shape matched with the other end of the damping spring so as to be attached to the damping spring.
8. A hydraulic lift spring assembly as set forth in claim 1 wherein: and a connecting disc is arranged at one end of the piston rod, which faces the vehicle body, and the connecting disc is fixedly connected with the vehicle body through a bolt.
9. A hydraulic lift spring assembly as set forth in claim 1 wherein: and a through hole communicated with the hydraulic control system is formed in the other end of the hydraulic cylinder so as to drive the piston rod to drive the vehicle body to lift through the change of the oil supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223591591.3U CN218839112U (en) | 2022-12-30 | 2022-12-30 | Hydraulic lifting spring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223591591.3U CN218839112U (en) | 2022-12-30 | 2022-12-30 | Hydraulic lifting spring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218839112U true CN218839112U (en) | 2023-04-11 |
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ID=87284117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223591591.3U Active CN218839112U (en) | 2022-12-30 | 2022-12-30 | Hydraulic lifting spring device |
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| Country | Link |
|---|---|
| CN (1) | CN218839112U (en) |
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2022
- 2022-12-30 CN CN202223591591.3U patent/CN218839112U/en active Active
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