CN210027581U - Mounting structure of middle-clamping double-front-axle steering transmission system - Google Patents
Mounting structure of middle-clamping double-front-axle steering transmission system Download PDFInfo
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- CN210027581U CN210027581U CN201920330448.8U CN201920330448U CN210027581U CN 210027581 U CN210027581 U CN 210027581U CN 201920330448 U CN201920330448 U CN 201920330448U CN 210027581 U CN210027581 U CN 210027581U
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- steering
- rod
- rotatably connected
- pull rod
- steering gear
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Abstract
The utility model provides a well card double-front axle steering transmission system's mounting structure, its characterized in that: the steering gear comprises a steering gear, a steering gear support, a steering rocker arm, 2 handle rod supports, 2 handle rods, 2 steering pull rods and 2 middle pull rods; the steering gear is fixedly connected with the steering gear support, the extension direction of an output shaft of the steering gear deviates from a frame longitudinal beam, the middle part of the steering rocker arm is sleeved on the output shaft, and the steering rocker arm and the output shaft are circumferentially fixed. Adopt mounting structure, the a steering system structure is compacter, horizontal occupation space is little, is favorable to reducing the middle truck driver's cabin size, is favorable to putting in order the car lightweight.
Description
Technical Field
The utility model relates to an automobile manufacturing technical field, especially a well calorie of two front axle steering transmission system's mounting structure.
Background
At present, a steering transmission system of a commercial vehicle with double front axles mainly adopts a mounting structure shown in the attached drawings 1 and 2, a steering gear 28 is mounted on the outer side of a frame longitudinal beam 21, the extension direction of an output shaft of the steering gear 28 is opposite to the frame longitudinal beam 21, and the upper end of a steering rocker arm 22 is provided with a hole and is sleeved on the output shaft of the steering gear 28; the upper end of the handle rod 23 is rotationally connected with the frame longitudinal beam 21 through a handle rod support 24; one end of a steering pull rod 25 is rotatably connected with the lower end of the steering rocker arm 22, and the other end is connected with a front axle 26; one end of the intermediate tie rod 27 is rotatably connected to the middle of the pitman arm 22, and the other end is rotatably connected to the lower end of the stem 23. Because the position of the steering gear input shaft determines the position of a steering wheel, the position of the steering wheel influences the width size of a cab, and the distance between the steering gear input shaft and a frame longitudinal beam is larger in the structure, the position of the steering wheel is far away from the central axis of a vehicle, the width size of the cab is larger, the cab is not compact, and the problem is more prominent particularly for commercial vehicles with smaller cabs such as a medium truck.
SUMMERY OF THE UTILITY MODEL
To the problem in the background art, the utility model provides a well calorie of two front axle steering transmission system's mounting structure to among the solution prior art, the steering system structure is not compact, it is big to occupy horizontal space, and then causes the vehicle driver's cabin size not compact, is unfavorable for whole light-weighted problem.
The utility model aims at realizing through the technical scheme, it is including:
the utility model provides a mounting structure of well calorie of two front axle steering transmission system which innovation point lies in: the steering gear comprises a steering gear, a steering gear support, a steering rocker, a first handle rod support, a second handle rod support, a first handle rod, a second handle rod, a first steering pull rod, a second steering pull rod, a first middle pull rod and a second middle pull rod; the steering gear support and the 2 handle rod supports are fixedly arranged on the outer side of the frame longitudinal beam; the steering gear is fixedly connected with the steering gear support, the extension direction of an output shaft of the steering gear deviates from the longitudinal beam of the frame, the middle part of the steering rocker arm is sleeved on the output shaft, and the steering rocker arm and the output shaft are fixed in the circumferential direction; the middle part of the first handle rod is rotationally connected with the first handle rod support, and the upper part of the second handle rod is rotationally connected with the second handle rod support; one end of the first steering pull rod is rotatably connected with the lower end of the steering rocker arm, and the other end of the first steering pull rod is rotatably connected with the first front axle; one end of the first middle pull rod is rotatably connected with the upper end of the steering rocker arm, and the other end of the first middle pull rod is rotatably connected with the upper end of the first handle rod; one end of the second middle pull rod is rotatably connected with the lower end of the first handle rod, and the other end of the second middle pull rod is rotatably connected with the middle part of the second handle rod; one end of the second steering pull rod is rotatably connected with the lower end of the second handle rod, and the other end of the second steering pull rod is connected with the second front axle.
Preferably, the middle truck double-front axle steering transmission system further comprises a power cylinder, the power cylinder is a piston cylinder, the tail of a cylinder barrel of the power cylinder is rotatably connected with the frame longitudinal beam, and the end part of a piston rod of the power cylinder is rotatably connected with the middle part of the second handle rod.
Due to the adoption of the technical scheme, the utility model discloses following advantage has: because the input shaft of the steering gear is closer to the longitudinal beam of the frame, the position of the steering wheel can be closer to the central axis of the vehicle, the structure of the whole steering system is more compact, the size of a cab can be made narrower, and the light weight of the whole vehicle is facilitated; meanwhile, the extending direction of the output shaft of the steering gear is back to the longitudinal beam of the frame, and the structures of the rocker and the handle rod are correspondingly changed, so that the whole steering body system is flexible in movement, and all parts do not interfere with each other.
Drawings
The drawings of the present invention are described below.
FIG. 1 is a schematic view of a prior art mounting arrangement for a steering system;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic structural view of the present invention;
FIG. 4 is a top view of FIG. 3;
fig. 5 is a left side view of fig. 3.
In the figure: 1. a diverter; 2. a diverter support; 3. a steering rocker arm; 4. a first handle bar; 5. a first handle bar support; 6. A second handle bar; 7. a second handle bar support; 8. a first steering linkage; 9. a first intermediate tie rod; 10. a second intermediate tie rod; 11. A second steering link; 12. a frame rail; 13. a booster cylinder; 21. a frame rail; 22. a steering rocker arm; 23. a handle bar; 24. a handle bar support; 25. a steering tie rod; 26. a front axle; 27. a middle pull rod; 28. a steering gear.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
The mounting structure of the steering transmission system of the medium truck double front axle shown in fig. 3 to fig. 5 comprises a steering gear 1, a steering gear support 2, a steering rocker 3, a power cylinder 13, a first handle support 5, a second handle support 7, a first handle 4, a second handle 6, a first steering pull rod 8, a second steering pull rod 11, a first middle pull rod 9 and a second middle pull rod 10; the steering gear support 2 and the 2 handle rod supports are fixedly arranged on the outer side of a web plate of the frame longitudinal beam 12 in a bolt connection mode; the steering gear 1 is fixedly connected with a steering gear support 2, an input shaft of the steering gear 1 is connected with a steering wheel of a cab, an output shaft of the steering gear 1 extends to a square back and is far away from a frame longitudinal beam 12, a mounting hole is formed in the middle of the steering rocker arm 3, the size of the mounting hole is matched with that of the output shaft of the steering gear 1, the steering rocker arm 3 is sleeved on the output shaft through the mounting hole, and the steering rocker arm 3 and the output shaft are circumferentially fixed in a spline connection mode; the middle part of the first handle rod 4 is rotationally connected with a first handle rod support 5, and the upper part of the second handle rod 6 is rotationally connected with a second handle rod support 7; one end of the first steering pull rod 8 is rotatably connected with the lower end of the steering rocker arm 3, and the other end of the first steering pull rod is rotatably connected with a knuckle arm of a first front axle; one end of the first middle pull rod 9 is rotatably connected with the upper end of the steering rocker arm 3, and the other end of the first middle pull rod is rotatably connected with the upper end of the first handle rod 4; one end of the second middle pull rod 10 is rotatably connected with the lower end of the first handle rod 4, and the other end of the second middle pull rod is rotatably connected with the middle part of the second handle rod 6; one end of the second steering pull rod 11 is rotatably connected with the lower end of the second handle rod 6, and the other end of the second steering pull rod is rotatably connected with a knuckle arm of a second front axle; the boosting cylinder 13 is a piston cylinder, the tail part of a cylinder barrel of the boosting cylinder 13 is rotatably connected with the frame longitudinal beam 12, and the end part of a piston rod of the boosting cylinder 13 is rotatably connected with the middle part of the second handle rod 6.
Claims (2)
1. The utility model provides a well calorie of two front axle steering transmission system's mounting structure which characterized in that: the steering gear comprises a steering gear (1), a steering gear support (2), a steering rocker (3), a first handle rod support (5), a second handle rod support (7), a first handle rod (4), a second handle rod (6), a first steering pull rod (8), a second steering pull rod (11), a first middle pull rod (9) and a second middle pull rod (10); the steering gear support (2) and the 2 handle rod supports are fixedly arranged on the outer side of the frame longitudinal beam (12); the steering gear (1) is fixedly connected with the steering gear support (2), the extension direction of an output shaft of the steering gear (1) deviates from a frame longitudinal beam (12), the middle part of the steering rocker arm (3) is sleeved on the output shaft, and the steering rocker arm (3) is fixed with the output shaft in the circumferential direction; the middle part of the first handle rod (4) is rotationally connected with a first handle rod support (5), and the upper part of the second handle rod (6) is rotationally connected with a second handle rod support (7); one end of the first steering pull rod (8) is rotatably connected with the lower end of the steering rocker arm (3), and the other end of the first steering pull rod is rotatably connected with the first front axle; one end of the first middle pull rod (9) is rotatably connected with the upper end of the steering rocker arm (3), and the other end of the first middle pull rod is rotatably connected with the upper end of the first handle rod (4); one end of the second middle pull rod (10) is rotatably connected with the lower end of the first handle rod (4), and the other end of the second middle pull rod is rotatably connected with the middle part of the second handle rod (6); one end of the second steering pull rod (11) is rotatably connected with the lower end of the second handle rod (6), and the other end of the second steering pull rod is rotatably connected with the second front axle.
2. The mounting structure of a medium truck dual front axle steer drive system according to claim 1, wherein: the bicycle frame is characterized by further comprising a power cylinder (13), wherein the power cylinder (13) is a piston cylinder, the tail of a cylinder barrel of the power cylinder (13) is rotatably connected with the frame longitudinal beam (12), and the end part of a piston rod of the power cylinder (13) is rotatably connected with the middle of the second handle rod (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920330448.8U CN210027581U (en) | 2019-03-15 | 2019-03-15 | Mounting structure of middle-clamping double-front-axle steering transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920330448.8U CN210027581U (en) | 2019-03-15 | 2019-03-15 | Mounting structure of middle-clamping double-front-axle steering transmission system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210027581U true CN210027581U (en) | 2020-02-07 |
Family
ID=69355084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920330448.8U Active CN210027581U (en) | 2019-03-15 | 2019-03-15 | Mounting structure of middle-clamping double-front-axle steering transmission system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210027581U (en) |
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2019
- 2019-03-15 CN CN201920330448.8U patent/CN210027581U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 401122 No.1, huanghuan North Road, Jinshan Avenue, northern New District, Yubei District, Chongqing Patentee after: SAIC Hongyan Automobile Co.,Ltd. Address before: 401122 No.1, huanghuan North Road, Jinshan Avenue, northern New District, Yubei District, Chongqing Patentee before: SAIC-IVECO HONGYAN commercial Vehicle Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |