CN212446968U - Heavy-duty car chassis with buffer - Google Patents
Heavy-duty car chassis with buffer Download PDFInfo
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- CN212446968U CN212446968U CN202021823203.8U CN202021823203U CN212446968U CN 212446968 U CN212446968 U CN 212446968U CN 202021823203 U CN202021823203 U CN 202021823203U CN 212446968 U CN212446968 U CN 212446968U
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- damping
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Abstract
The invention discloses a heavy-duty automobile chassis with a buffer device in the technical field of automobile parts, which comprises an axle, wherein a shock absorption structure is arranged on the upper wall surface of the axle; the shock-absorbing structure includes: the damping device comprises a damping column, a damping spring, a damping baffle and a guide pipe; the shock attenuation post is installed at the last wall of axle, and damping spring installs the last wall at the shock attenuation post, and damping baffle installs the last wall at damping spring, and the stand pipe is installed at the outer wall of shock attenuation post. Compared with the traditional heavy-duty automobile chassis, the damping structure is added on the damping structure to buffer the vibration generated in the driving process of the heavy-duty automobile, so that the vibration and the noise of the automobile body are reduced, the riding comfort is improved, meanwhile, the elastic element in the chassis needs to be designed to be harder, the operating stability of the heavy-duty automobile is improved, and the safety of the heavy-duty automobile in the driving process is ensured.
Description
Technical Field
The invention relates to the technical field of automobile parts, in particular to a heavy automobile chassis with a buffer device.
Background
The chassis is used for supporting and mounting the automobile engine and all parts and assemblies thereof to form the integral shape of the automobile, and receives the power of the engine to enable the automobile to move and ensure the normal running. The chassis consists of four parts, namely a transmission system, a running system, a steering system and a braking system. The function of the transmission system: the power generated by the engine of the vehicle is transmitted to the driving wheels by the transmission system. The transmission system has the functions of speed reduction, speed change, reversing, power interruption, inter-wheel differential speed, inter-axle differential speed and the like, works in cooperation with the engine, can ensure the normal running of the automobile under various working conditions, and has good dynamic property and economy. The function of the running system is as follows: the power of a transmission system is received, and traction force is generated through the action of a driving wheel and a road surface, so that the automobile can normally run; bearing the total weight of the automobile and the counter force of the ground; the impact of the uneven road surface on the automobile body is alleviated, the vibration of the automobile in running is attenuated, and the running smoothness is kept; and the steering system is matched to ensure the operation stability of the automobile. The steering gear changes the rotation of a steering wheel into the swing of a steering rocker arm or the linear reciprocating motion of a rack shaft, and amplifies a steering force. The steering gear is generally fixed on a vehicle frame or a vehicle body, and the steering operation force passes through the steering gear and generally changes the transmission direction. The braking system has the following functions: the running automobile is forced to decelerate or even stop according to the requirement of a driver; stably parking the stopped automobile under various road conditions; the speed of the vehicle running on the downhill is kept stable.
However, in the course of driving of the existing heavy-duty vehicle, due to uncertainty of road conditions, in order to maintain the steering stability, the elastic element in the chassis is designed to be harder, which easily generates vibration, and then is transmitted to the vehicle body through the vehicle frame, thereby causing vibration and noise of the vehicle body and reducing the riding comfort. Accordingly, one skilled in the art provides a heavy vehicle chassis with a bumper assembly to address the problems set forth in the background above.
Disclosure of Invention
The invention aims to provide a heavy-duty vehicle chassis with a buffer device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a heavy-duty automobile chassis with a buffer device comprises an axle, wherein a shock absorption structure is arranged on the upper wall surface of the axle, a buffer structure is arranged on the upper wall surface of the shock absorption structure, and an automobile body structure is arranged on the upper wall surface of the buffer structure; the shock-absorbing structure includes: the damping device comprises a damping column, a damping spring, a damping baffle and a guide pipe; the shock absorption column is installed on the upper wall surface of the axle, the shock absorption spring is installed on the upper wall surface of the shock absorption column, the shock absorption baffle is installed on the upper wall surface of the shock absorption spring, and the guide pipe is installed on the outer wall surface of the shock absorption column. The buffer structure includes: the hydraulic cylinder comprises a first hydraulic cylinder, a first piston rod and a first piston; the first hydraulic cylinder is installed on the upper wall surface of the guide pipe, the first piston rod is installed on the upper wall surface of the damping baffle, and the first piston is installed on the upper wall surface of the first piston rod. The vehicle body structure includes: the hydraulic pipe, the second hydraulic cylinder, the second piston rod and the vehicle body; the hydraulic cylinder is characterized in that the two hydraulic pipes are respectively installed on the left wall surface and the right wall surface of the first hydraulic cylinder, the two second hydraulic cylinders are respectively installed on the left wall surface and the right wall surface of the two hydraulic pipes, the second piston is installed on the inner wall surface of the second hydraulic cylinder, the second piston rod is installed on the upper wall surface of the second piston, and the vehicle body is installed on the upper wall surface of the second piston rod.
As a further scheme of the invention: the upper wall surface of the shock absorption column is provided with a conical column; can play the guide effect to the shock attenuation post, prevent that it from deviating the track, cause the destruction to the stand pipe.
As a still further scheme of the invention: the lower wall surface of the damping baffle is provided with a conical pit.
As a still further scheme of the invention: and a frame is arranged on the lower wall surface of the hydraulic pipe.
Advantageous effects
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the buffer structure is added on the shock absorption structure to buffer the vibration generated due to road uncertainty in the driving process of the heavy-duty automobile, and the vibration transmitted to the automobile body through the automobile frame is reduced, so that the vibration and noise of the automobile body are reduced, the riding comfort is improved, meanwhile, the elastic element in the chassis can be designed to be harder, the operating stability of the heavy-duty automobile is improved, and the safety of the heavy-duty automobile in the driving process is ensured.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic left sectional view of the shock absorbing structure and the buffering structure of the present invention;
FIG. 3 is a schematic front view of the present invention;
FIG. 4 is a left side view of the present invention.
In the figure: 1. an axle; 2. a shock-absorbing post; 3. a damping spring; 4. a shock absorbing baffle; 5. a guide tube; 6. a first hydraulic cylinder; 7. a first piston rod; 8. a first piston; 9. a hydraulic tube; 10. a second hydraulic cylinder; 11. a second piston; 12. a second piston rod; 13. a vehicle body; 14. a tapered post; 15. a conical recess; 16. a vehicle frame.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 4, in the embodiment of the invention, a heavy-duty vehicle chassis with a buffer device includes an axle 1, a shock absorption structure is installed on an upper wall surface of the axle 1, a buffer structure is installed on an upper wall surface of the shock absorption structure, and a vehicle body structure is installed on an upper wall surface of the buffer structure; the shock-absorbing structure includes: the damping device comprises a damping column 2, a damping spring 3, a damping baffle 4 and a guide pipe 5; shock-absorbing column 2 installs at the last wall of axle 1, and damping spring 3 installs at the last wall of shock-absorbing column 2, and damper 4 installs at damping spring 3's last wall, and the guide tube 5 is installed at the outer wall of shock-absorbing column 2. The buffer structure includes: a first hydraulic cylinder 6, a first piston rod 7 and a first piston 8; the first hydraulic cylinder 6 is installed on the upper wall surface of the guide pipe 5, the first piston rod 7 is installed on the upper wall surface of the damper 4, and the first piston 8 is installed on the upper wall surface of the first piston rod 7. The vehicle body structure includes: a hydraulic pipe 9, a second hydraulic cylinder 10, a second piston 11, a second piston rod 12, and a vehicle body 13; the two hydraulic pipes 9 are respectively installed on the left wall surface and the right wall surface of the first hydraulic cylinder 6, the two second hydraulic cylinders 10 are respectively installed on the left wall surface and the right wall surface of the two hydraulic pipes 9, the second piston 11 is installed on the inner wall surface of the second hydraulic cylinder 10, the second piston rod 12 is installed on the upper wall surface of the second piston 11, and the vehicle body 13 is installed on the upper wall surface of the second piston rod 12. The damping structure is additionally provided with the buffering structure to buffer the vibration generated in the driving process of the heavy-duty automobile, so that the vibration and the noise of the automobile body are reduced, the riding comfort is improved, meanwhile, the elastic element in the chassis is designed to be harder, the operation stability of the heavy-duty automobile is improved, and the safety of the heavy-duty automobile in the driving process is ensured.
Wherein, the upper wall surface of the shock absorption column 2 is provided with a conical column 14; can play the guide effect to shock attenuation post 2, prevent that it from deviating from the track, cause the destruction to guide tube 5. The lower wall surface of the damping baffle 4 is provided with a conical pit 15; the co-operating conical post 14 performs a guide for the shock absorbing post 2 preventing it from deviating from the track. The lower wall surface of the hydraulic pipe 9 is provided with a frame 16; the vibration transmitted to the automobile body by the frame in the driving process of the heavy-duty automobile is reduced, so that the vibration and the noise of the automobile body are reduced, and the riding comfort is improved.
The working principle of the invention is as follows: when the invention is used, in the running process of a heavy-duty automobile, vibration is easy to generate on a rough road surface due to the uncertainty of a road, the vibration is transmitted to an axle 1 through wheels, then the vibration is transmitted to a shock absorption column 2 in a shock absorption structure on the axle 1 through the axle 1, then the vibration is transmitted to a shock absorption spring 3 through the shock absorption column 2, the shock absorption spring 3 is matched with a shock absorption baffle 4 to reduce the vibration, the first shock absorption of the vibration is completed, when the invention works, a conical column 13 is matched with a conical pit 14 to play a guiding role on the shock absorption column 2, the shock absorption column 2 is prevented from deviating from a track to damage a guide pipe 5, the rest vibration which is not buffered is transmitted to a first piston 8 through the shock absorption baffle 4 through a first piston rod 7 in a first hydraulic cylinder 6, and then the hydraulic oil in the first hydraulic cylinder 6 is transmitted to a second hydraulic cylinder 10 through a hydraulic pipe 9 on a frame 15 so as, then transmitted to the second piston rod 12 and finally transmitted to the vehicle body 13, and the vibration is buffered for the second time, namely the use of the invention is completed. Through twice vibration buffering, the vibration generated due to road uncertainty in the driving process of most heavy-duty automobiles can be buffered, so that the vibration and the noise of the automobile body are reduced, the riding comfort is greatly improved, meanwhile, elastic elements in the chassis can be designed to be harder, the operating stability of the heavy-duty automobiles is improved, and the safety of the heavy-duty automobiles in the driving process is ensured.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. A heavy-duty automobile chassis with a buffer device comprises an axle (1), and is characterized in that a shock absorption structure is mounted on the upper wall surface of the axle (1), a buffer structure is mounted on the upper wall surface of the shock absorption structure, and an automobile body structure is mounted on the upper wall surface of the buffer structure;
the shock-absorbing structure includes: the damping device comprises a damping column (2), a damping spring (3), a damping baffle plate (4) and a guide pipe (5);
the shock absorption column (2) is installed on the upper wall face of the axle (1), the shock absorption spring (3) is installed on the upper wall face of the shock absorption column (2), the shock absorption baffle (4) is installed on the upper wall face of the shock absorption spring (3), and the guide pipe (5) is installed on the outer wall face of the shock absorption column (2).
2. The heavy-duty vehicle chassis with a fender of claim 1, wherein the fender structure comprises: a first hydraulic cylinder (6), a first piston rod (7) and a first piston (8);
the first hydraulic cylinder (6) is installed on the upper wall surface of the guide pipe (5), the first piston rod (7) is installed on the upper wall surface of the damping baffle plate (4), and the first piston (8) is installed on the upper wall surface of the first piston rod (7).
3. The heavy-duty vehicle chassis with a fender of claim 1, wherein the body structure comprises: the hydraulic cylinder (9), the second hydraulic cylinder (10), the second piston (11), the second piston rod (12) and the vehicle body (13);
the hydraulic cylinder is characterized in that the two hydraulic pipes (9) are respectively installed on the left wall surface and the right wall surface of the first hydraulic cylinder (6), the two second hydraulic cylinders (10) are respectively installed on the left wall surface and the right wall surface of the two hydraulic pipes (9), the inner wall surface of the second hydraulic cylinder (10) is installed on the second piston (11), the second piston rod (12) is installed on the upper wall surface of the second piston (11), and the vehicle body (13) is installed on the upper wall surface of the second piston rod (12).
4. The heavy-duty vehicle chassis with a shock absorber device according to claim 1, wherein the upper wall surface of said shock-absorbing column (2) is provided with a tapered column (14).
5. The heavy-duty vehicle chassis with a shock absorber device according to claim 1, wherein the lower wall surface of said shock absorbing baffle plate (4) is fitted with a conical recess (15).
6. The heavy-duty vehicle chassis with a shock absorber according to claim 3, wherein a frame (16) is mounted to a lower wall surface of said hydraulic pipe (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021823203.8U CN212446968U (en) | 2020-08-27 | 2020-08-27 | Heavy-duty car chassis with buffer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021823203.8U CN212446968U (en) | 2020-08-27 | 2020-08-27 | Heavy-duty car chassis with buffer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212446968U true CN212446968U (en) | 2021-02-02 |
Family
ID=74474462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021823203.8U Active CN212446968U (en) | 2020-08-27 | 2020-08-27 | Heavy-duty car chassis with buffer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212446968U (en) |
-
2020
- 2020-08-27 CN CN202021823203.8U patent/CN212446968U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 421007 Baishazhou Industrial Park, Yanfeng District, Hengyang City, Hunan Province Patentee after: HUNAN HUALING AUTOMOBILE Co.,Ltd. Address before: 421007 No.2, luojinqiao, Yanfeng District, Hengyang City, Hunan Province Patentee before: HUNAN HUALING AUTOMOBILE Co.,Ltd. |
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| CP02 | Change in the address of a patent holder |