CN219215136U - Automobile input shaft, steering system and vehicle - Google Patents
Automobile input shaft, steering system and vehicle Download PDFInfo
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- CN219215136U CN219215136U CN202223539176.3U CN202223539176U CN219215136U CN 219215136 U CN219215136 U CN 219215136U CN 202223539176 U CN202223539176 U CN 202223539176U CN 219215136 U CN219215136 U CN 219215136U
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Abstract
The utility model relates to an automobile input shaft, a steering system and a vehicle, wherein the automobile input shaft is applied to the automobile steering system and is configured to transmit the rotary motion of an automobile steering wheel to a steering gear. The utility model effectively solves or improves the problem that after a vehicle is used for a period of time, because the lubricating grease in the middle of the dustproof sleeve can be reduced or fall off, the steering wheel is in a squeak noise when rotating, and the comfort of a driver and passengers is seriously affected.
Description
Technical Field
The utility model relates to the technical field of input shafts, in particular to an automobile input shaft, a steering system and a vehicle.
Background
With the continuous development of society, automobiles are becoming more and more popular as a convenient and rapid transportation means. Steering gears, also called steering gears, on motor vehicles are the most important components of the steering system of a motor vehicle, which serve for steering the vehicle. Also connected to the steering wheel is an input shaft which serves to transmit the rotational movement of the steering wheel to the steering wheel and to change it into a side-to-side movement. Still overlap on the input shaft has the dirt proof boot, but all have interference fit between dirt proof boot and the input shaft, after the car uses a period, because the lubricating grease in the middle of the dirt proof boot can reduce or drop, there is the noise of creaking and creaking when leading to rotating the steering wheel, seriously influences the travelling comfort of driver and personnel of taking the bus.
Disclosure of Invention
The object of the present utility model is to solve at least to some extent one of the above-mentioned technical problems.
Therefore, a first object of the present utility model is to provide an input shaft for a vehicle, which solves the problem that after a vehicle is used for a period of time, due to the fact that grease in the middle of a dust cover is reduced or falls off, a squeak noise is generated when the steering wheel is rotated, and the comfort of a driver and a passenger is seriously affected. The design of the input shaft can ensure that the dust cover on the input shaft is always lubricated by grease, and no noise is generated when the steering wheel is rotated, so that the comfort of a driver and passengers is improved.
A second object of the present utility model is to propose a steering system for a vehicle.
A third object of the present utility model is to propose a vehicle.
To achieve the above object, an embodiment of the present utility model provides an input shaft for an automobile, which is applied to a steering system of an automobile and configured to transmit a rotational motion of a steering wheel of the automobile to a steering wheel, comprising:
the input shaft comprises an input shaft body, an oil storage hole formed in the axial direction of the input shaft body and a movement groove formed in the radial direction of the input shaft body and perpendicular to the oil storage hole, wherein the movement groove radially penetrates through the input shaft body; the oil storage hole stores grease;
the input shaft body is sleeved with a dustproof sleeve, and the moving groove is rotationally provided with a moving ball, wherein the outer wall of the moving ball is attached to the inner wall of the dustproof sleeve. According to one embodiment of the utility model, a limiting piece is also arranged in the movement groove in a sliding manner, and an elastic piece is arranged between the limiting piece and the moving ball;
the limiting piece is configured to push the elastic piece, and the elastic piece is configured to push the ball to be attached to the input shaft body in a sealing mode.
According to one embodiment of the utility model, the stop is a stop screw.
According to one embodiment of the present utility model, the limit screw comprises one or more of a socket head cap screw, a plastic buckle, a plastic nut 5, a straight screw, a cross screw, and a hex head bolt.
According to one embodiment of the utility model, the elastic member is a limiting spring.
According to one embodiment of the utility model, a sealing element is connected to the end of the oil storage hole away from the movement groove, wherein the sealing element is in threaded connection with the input shaft body.
According to one embodiment of the utility model, the seal is a gland nut.
0 according to one embodiment of the utility model, the sealing nut comprises an inner hexagonal screw, a plastic buckle, a plastic screw
One or more of a box, a straight screw, a cross screw and a hex head bolt.
To achieve the above object, an embodiment of a second aspect of the present utility model provides an automotive steering system, which includes any one of the embodiments of the automotive input shaft of the first aspect.
To achieve the above object, an embodiment of a third aspect of the present utility model provides a vehicle including any one of the embodiments of the vehicle input shaft of the first aspect and the vehicle steering system of the second aspect.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Compared with the prior art, the beneficial effects of the embodiment of the application are as follows:
the utility model provides an automobile input shaft, a steering system and a vehicle, wherein an oil storage hole for storing grease is formed in the axial middle 0 of an input shaft body, and a motion groove which is perpendicular to the oil storage hole and is formed in the radial direction of the input shaft body are formed in the middle of the axial direction of the input shaft body
The rotatable ball that can place in this motion groove, wherein the outer wall of ball and the cover are established the dust cover inner wall laminating on the input shaft body, can roll out the grease and paste on the inner wall of dust cover through the rotation of ball, can make the epaxial dust cover of input keep having grease lubrication all the time, will not have the noise of creak when rotating the steering wheel, has improved driver and passenger's travelling comfort.
5 in order to make the technical means of the present utility model more clear, it can be implemented according to the content of the specification, and
the foregoing and other objects, features and advantages of the utility model will be apparent from the following more particular description of preferred embodiments, as illustrated in the accompanying drawings. Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The utility model
The novel objects and other advantages may be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
In order to more clearly illustrate the technical solutions of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of an overall structure of an input shaft and steering wheel of an automobile according to an embodiment of the present utility model;
FIG. 2 is a cross-sectional view of an automotive input shaft and steering mechanism taken along the A-A direction in accordance with one embodiment of the present utility model;
reference numerals:
100-automobile input shaft;
101-an input shaft body; 102-an oil storage hole; 103-a motion slot; 104-grease; 105-dustproof cover; 106, moving the beads; 107-limit screws; 108-limiting springs; 109-a seal nut; 110-steering gear.
Detailed Description
For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, which are generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, as provided in the accompanying drawings, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.
The traditional input shaft is sleeved with the dust cover 105, but the dust cover 105 and the input shaft are in interference fit, after a period of time of automobile use, due to the fact that lubricating grease in the middle of the dust cover 105 can be reduced or fall off, the noise is squeak when the steering wheel is rotated, and comfortableness of a driver and passengers is seriously affected. Therefore, the utility model provides an automobile input shaft, a steering system and a vehicle, so as to solve the problem that after the vehicle is used for a period of time, the vehicle generates squeak noise when the steering wheel rotates due to the reduction or falling of lubricating grease in the middle of the dust cover 105, and the comfort of a driver and a passenger is seriously affected. In addition, the design of the input shaft can ensure that the dust cover 105 on the input shaft is always lubricated by grease, and no squeak noise is generated when the steering wheel is rotated, so that the comfort of a driver and passengers is improved.
Referring to fig. 1-2, the present embodiment provides an automobile input shaft 100 applied to an automobile steering system and configured to transmit a rotational motion of an automobile steering wheel to a steering wheel 110, comprising:
the input shaft comprises an input shaft body 101, an oil storage hole 102 formed in the axial direction of the input shaft body 101, and a movement groove 103 formed in the radial direction of the input shaft body 101 and perpendicular to the oil storage hole 102, wherein the movement groove 103 radially penetrates through the input shaft body 101, and grease 104 is stored in the oil storage hole 102; a dust cover 105 is sleeved on the input shaft body 101, and a moving ball 106 is rotationally arranged in the moving groove 103, wherein the outer wall of the moving ball 106 is attached to the inner wall of the dust cover 105.
According to the automobile input shaft 100 provided by the utility model, through the oil storage hole 102 formed in the axial middle of the input shaft body 101 and the moving groove 103 which is formed in the radial direction of the input shaft body 101 and is perpendicular to the oil storage hole 102, the rotatable ball 106 is placed in the moving groove 103, wherein the outer wall of the ball 106 is attached to the inner wall of the dust cover 105 sleeved on the input shaft body 101, the grease 104 can be rolled out through the rotation of the ball 106 to be attached to the inner wall of the dust cover 105, the dust cover 105 on the input shaft body 101 can be always lubricated by the grease 104, no noise is generated during the rotation of a steering wheel, and the comfort of a driver and passengers is improved.
In one embodiment of the utility model, a limiting piece is also arranged in the movement groove 103 in a sliding way, and an elastic piece is also arranged between the limiting piece and the ball 106; wherein the limiting member is configured to push the elastic member, and the elastic member is configured to push the ball 106 to be closely attached to the input shaft body 101. The ball 106 is closely attached to the input shaft body 101, and the grease 104 in the oil storage hole 102 can be uninterruptedly rotated to be attached to the inner wall of the dust cover 105, so that a driver does not have a squeak when turning the steering wheel.
It should be noted that the limiting member is a limiting screw 107, where the limiting screw 107 includes one or more of a socket head cap screw, a plastic buckle, a plastic nut, a straight screw, a cross screw, and a hexagon head bolt.
Wherein the resilient member is a retention spring 108. It is understood that the present utility model is not limited to the limit screw 107 and the limit spring 108, and any limit member and elastic member that can make the ball 106 continuously convey the grease 104 in the oil storage hole 102 to the inner wall of the dust cover 105 are all within the protection scope of the present utility model.
In one embodiment of the present utility model, a sealing member is connected to the end of the oil storage hole 102 away from the movement groove 103, wherein the sealing member is connected to the input shaft body 101 by screw threads, so that the oil 104 in the oil storage hole 102 can be prevented from leaking out. The sealing member is a sealing nut 109, and the sealing nut 109 also includes one or more of a socket head cap screw, a plastic buckle, a plastic nut, a straight screw, a cross screw, and a hexagon head bolt. It should be understood that the present utility model is not limited to the seal nut 109, but any sealing member and any connection method that can prevent the grease 104 in the oil storage hole 102 from leaking out are within the scope of the present utility model.
In another embodiment of the present utility model, there is also provided an automotive steering system including the automotive input shaft 100 discussed in any of the above embodiments.
In yet another embodiment of the present utility model, there is also provided a vehicle comprising the automotive input shaft 100 discussed in any of the above embodiments and the automotive steering system discussed in any of the above embodiments.
The utility model provides an automobile input shaft, a steering system and a vehicle, wherein the working principle is as follows: when the driver rotates the steering wheel, the input shaft is driven to rotate, the limit screw 107 pushes the limit spring 108 to move, then the ball 106 is pushed to be closely attached to the input shaft body 101, the outer wall of the ball 106 is attached to the inner wall of the dust cover 105, the ball 106 naturally sticks the grease 104 stored in the oil storage hole 102 of the input shaft body 101 to the inner wall of the dust cover 105 in the rotating process, and therefore the dust cover 105 on the input shaft can be always kept with the grease 104 to lubricate when the steering wheel is rotated, and no noise is generated during the rotating process of the steering wheel, so that the comfort of the driver and passengers is improved.
The automobile input shaft, the steering system and the automobile provided by the utility model have the beneficial effects that: through the oil storage hole 102 that is used for storing grease that sets up in the axial centre of input shaft body 101 and the radial perpendicular movement groove 103 of oil storage hole 102 that sets up at input shaft body 101, the rotatable running bead 106 of placing in this movement groove 103, wherein the outer wall of running bead 106 is laminated with the inner wall of the cover 105 of overlapping and establishing on input shaft body 101, can paste the grease 104 on the inner wall of cover 105 through running bead 106's rotation, can make the epaxial cover 105 of preventing dust of input keep being lubricated by grease 104 all the time, do not have the noise of creak when rotating the steering wheel, improved driver and passenger's travelling comfort.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present application, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships that are conventionally put in use of the inventive product, are merely for convenience of description of the present application and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal," "vertical," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present application, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.
Although the subject matter has been described in language specific to structural features and/or methodological acts, it is to be understood that the subject matter defined in the appended claims is not necessarily limited to the specific features or acts described above. Rather, the specific features and acts described above are example forms of implementing the claims.
Finally, it should be noted that the above is only a preferred embodiment of the present utility model and is not intended to limit the present utility model, and that various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model are included in the scope of the claims of the present utility model as filed.
Claims (10)
1. An automotive input shaft for use in an automotive steering system, configured to transmit rotational motion of an automotive steering wheel to a steering wheel, comprising:
the input shaft comprises an input shaft body, an oil storage hole formed in the axial direction of the input shaft body and a movement groove formed in the radial direction of the input shaft body and perpendicular to the oil storage hole, wherein the movement groove radially penetrates through the input shaft body; the oil storage hole stores grease;
the input shaft body is sleeved with a dustproof sleeve, and the moving groove is rotationally provided with a moving ball, wherein the outer wall of the moving ball is attached to the inner wall of the dustproof sleeve.
2. The automobile input shaft according to claim 1, wherein a limiting piece is further arranged in the movement groove in a sliding manner, and an elastic piece is arranged between the limiting piece and the ball;
the limiting piece is configured to push the elastic piece, and the elastic piece is configured to push the ball to be attached to the input shaft body in a sealing mode.
3. The automotive input shaft of claim 2, wherein the stop is a stop screw.
4. The automotive input shaft of claim 3, wherein the limit screw comprises one or more of a socket head cap screw, a plastic snap, a plastic nut, a lag screw, a cross screw, and a hex head bolt.
5. The automotive input shaft of claim 2, wherein the resilient member is a retention spring.
6. The automotive input shaft of claim 1, wherein a seal is connected to an end of the oil reservoir remote from the motion groove, wherein the seal is threadably connected to the input shaft body.
7. The automotive input shaft of claim 6, wherein the seal is a seal nut.
8. The automotive input shaft of claim 7, wherein the seal nut comprises one or more of a socket head cap screw, a plastic snap, a plastic nut, a lag screw, a cross screw, and a hex head bolt.
9. An automotive steering system comprising the automotive input shaft of any one of claims 1-8.
10. A vehicle comprising the automotive input shaft of any one of claims 1-8 and the automotive steering system of claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223539176.3U CN219215136U (en) | 2022-12-29 | 2022-12-29 | Automobile input shaft, steering system and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223539176.3U CN219215136U (en) | 2022-12-29 | 2022-12-29 | Automobile input shaft, steering system and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219215136U true CN219215136U (en) | 2023-06-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223539176.3U Active CN219215136U (en) | 2022-12-29 | 2022-12-29 | Automobile input shaft, steering system and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219215136U (en) |
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2022
- 2022-12-29 CN CN202223539176.3U patent/CN219215136U/en active Active
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