CN216916002U - Steering gear and vehicle - Google Patents
Steering gear and vehicle Download PDFInfo
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- CN216916002U CN216916002U CN202220813244.1U CN202220813244U CN216916002U CN 216916002 U CN216916002 U CN 216916002U CN 202220813244 U CN202220813244 U CN 202220813244U CN 216916002 U CN216916002 U CN 216916002U
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- ring block
- rack
- steering gear
- limiting
- supporting cylinder
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Abstract
The application provides a steering gear and vehicle, the steering gear includes moving member and limit structure: the moving member includes: the rack and the ball seat are connected with the end part of the rack; the limiting structure comprises a limiting assembly and a supporting cylinder sleeved on the rack, a gap is formed between the supporting cylinder and the rack, the limiting assembly is sleeved on the rack and positioned between the supporting cylinder and the rack, the limiting assembly is fixedly connected with the supporting cylinder, the limiting assembly is positioned between a first end and a second end of the supporting cylinder, and the supporting cylinder is used for being fixed on a vehicle; the ball seat comprises a protruding part, and under the condition that the moving piece moves towards the limiting structure, the protruding part is abutted to the limiting assembly. The utility model provides a steering gear, the mode of the thickness and/or the quantity of accessible adjustment spacing subassembly carries out corresponding adjustment to the rack stroke of steering gear, makes the suitability of steering gear under complicated scene obtain promoting.
Description
Technical Field
The application relates to the technical field of vehicles, in particular to a steering gear and a vehicle.
Background
The steering gear is a key component in the chassis of the vehicle for controlling the change of the direction of travel of the vehicle.
At present, the rack stroke of the steering gear is not adjustable, and if the rack stroke of the existing steering gear needs to be changed, the structure of the steering gear needs to be redesigned, so that the steering gear is poor in applicability under complex scenes.
Disclosure of Invention
The embodiment of the application provides a steering gear and a vehicle, and can solve the problem that the steering gear is poor in applicability in a complex scene.
In a first aspect, an embodiment of the present application provides a steering gear, including a moving member and a limiting structure;
the moving member includes: the rack and the ball seat are connected with the end part of the rack;
the limiting structure comprises a limiting assembly and a supporting cylinder sleeved on the rack, a gap is formed between the supporting cylinder and the rack, the limiting assembly is sleeved on the rack and positioned between the supporting cylinder and the rack, the limiting assembly is fixedly connected with the supporting cylinder, the limiting assembly is positioned between a first end and a second end of the supporting cylinder, and the supporting cylinder is used for being fixed on a vehicle;
the ball seat comprises a protruding part, and under the condition that the moving piece moves towards the limiting structure, the protruding part is abutted to the limiting assembly.
Optionally, the limiting assembly comprises a first ring block, a limiting cylinder and a first gasket;
the limiting cylinder comprises a connecting part, an extending part extending from the connecting part, and a second ring block arranged on the outer surface of the extending part;
the first ring block is arranged on the inner surface of the supporting cylinder, the connecting portion is arranged on the inner surface of the first ring block, the extending portion is located outside the first ring block, and the first gasket abuts against the position between the first ring block and the second ring block.
Optionally, the inner surface of the first ring block is provided with an internal thread, and the outer surface of the connecting portion is provided with an external thread matched with the internal thread.
Optionally, a through hole is formed in the limiting cylinder, the through hole penetrates through the connecting part and the extending part, and the rack is located in the through hole;
the end face of the limiting cylinder is provided with a fastening groove, and the cross section of the fastening groove is in a regular polygon shape.
Optionally, an annular buffer washer is arranged on the protruding portion, the buffer washer is arranged opposite to the second ring block, and the outer diameter of the buffer washer is larger than the inner diameter of the second ring block and smaller than the outer diameter of the second ring block.
Optionally, a bushing is arranged on the inner surface of the connecting portion, and the limiting cylinder is sleeved on the rack through the bushing.
Optionally, the limiting assembly includes a third ring block and a second washer, the third ring block is disposed on the inner surface of the support cylinder, and the second washer is disposed on an end surface of the third ring block;
when the moving member moves toward the stopper structure, the boss abuts against the second washer.
Optionally, a third gasket is arranged on the protruding portion, and the third gasket is arranged opposite to the limiting assembly.
Optionally, the first ring block and the support cylinder are of an integrally formed structure.
In a second aspect, embodiments of the present application further provide a vehicle including a steering gear as described in the first aspect above.
The technology has the following advantages or beneficial effects:
the steering gear provided by the embodiment of the application can adjust the maximum distance between the limiting component and the convex part in a mode of adjusting the thickness and/or the number of the limiting components, so that the rack stroke of the steering gear can be correspondingly adjusted, and the applicability of the steering gear in a complex scene is improved.
Drawings
FIG. 1 is a schematic structural diagram of a steering gear provided in an embodiment of the present application;
FIG. 2 is an enlarged schematic view at A in FIG. 1;
FIG. 3 is a top view of a spacing cylinder provided in an embodiment of the present application;
FIG. 4 is a side view of a spacing cylinder provided in an embodiment of the present application;
FIG. 5 is a top view of a support cartridge provided in accordance with an embodiment of the present application;
fig. 6 is a side view of a support cylinder provided in an embodiment of the present application.
Detailed Description
The technical solutions in 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 obvious that the described embodiments are some, but not all, embodiments of the present application. 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 application.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a steering gear provided in an embodiment of the present application, and as shown in fig. 1, the steering gear includes a moving member and a limiting structure;
the moving member includes: a rack 11, and a ball seat 12 connected to an end of the rack 11;
the limiting structure comprises a limiting component 14 and a supporting cylinder 13 sleeved on the rack 11, a gap is formed between the supporting cylinder 13 and the rack 11, the limiting component 14 is sleeved on the rack 11 and positioned between the supporting cylinder 13 and the rack 11, the limiting component 14 is fixedly connected with the supporting cylinder 13, the limiting component 14 is positioned between a first end and a second end of the supporting cylinder 13, and the supporting cylinder 13 is used for being fixed on a vehicle;
the ball seat 12 includes a boss 121, and the boss 121 abuts the stopper assembly 14 when the moving member moves toward the stopper structure.
In practical application, if the rack stroke of the steering gear is to be adjusted, the adjustment can be realized by changing the thickness and/or the number of the limiting assemblies 14, and compared with the mode of changing the structural design of the steering gear, the steering gear provided by the embodiment of the application can conveniently realize the adjustment of the rack stroke of the steering gear by arranging the limiting assemblies 14 and the convex parts 121 under the condition of not changing the main structure of the steering gear, so that the applicability of the steering gear in a complex scene is improved; the steering gear with different rack strokes can be produced by one set of steering gear mould.
Optionally, the limiting assembly 14 includes a first ring block 141, a limiting cylinder 142, and a first washer 143;
the limiting cylinder 142 comprises a connecting part 1421, an extending part 1422 extending from the connecting part 1421, and a second ring block 1423 arranged on the outer surface of the extending part 1422;
the first ring block 141 is disposed on the inner surface of the support cylinder 13, the connecting portion 1421 is disposed on the inner surface of the first ring block 141, the extending portion 1422 is located outside the first ring block 141, and the first washer 143 abuts between the first ring block 141 and the second ring block 1423.
As shown in fig. 1 and 2, the adjustment of the rack stroke of the steering gear may be accomplished by adjusting the thickness and/or the number of the first washers 143.
As shown in fig. 3 and 4, the positioning of the limiting cylinder 142 facilitates the assembly of the first washer 143 on the first ring block 141, and facilitates the sleeving of the supporting cylinder 13 on the rack 11.
It should be noted that the first washer 143 is made of a hard material, such as an aluminum alloy material or a steel material.
Optionally, an annular buffer washer 123 is disposed on the protrusion 121, the buffer washer 123 is disposed opposite to the second ring block 1423, and an outer diameter of the buffer washer 123 is greater than an inner diameter of the second ring block 1423 and smaller than an outer diameter of the second ring block 1423.
In the process that the protruding portion 121 abuts against the limiting assembly 14, due to the arrangement of the buffer washer 123, not only can the protruding portion 121 be prevented from directly contacting the second ring block 1423, but also the wear rate of the protruding portion 121 is reduced; the impact force between the ball seat 12 and the second ring block 1423 can be weakened to protect the protrusion 121, and in practical applications, the cushion washer 123 can be made of an elastic material, for example, a nylon material.
As shown in fig. 1, the ball seat 12 includes a ball seat 12 body and a ball seat 12 pull rod disposed in the ball seat 12 body, the protrusion 121 is disposed on an outer surface of the ball seat 12 body, the ball seat 12 body is threadedly connected to an end of the rack 11, and when the ball seat 12 moves away from the limiting structure to a limit position, a distance L between two opposite surfaces of the cushion washer 123 and the second ring block 1423 is a rack stroke of the steering gear.
Optionally, an internal thread is disposed on an inner surface of the first ring block 141, and an external thread adapted to the internal thread is disposed on an outer surface of the connecting portion 1421.
Compared with fastening methods such as bolts, the fastening connection of the connecting part 1421 on the internal standard surface of the first ring block 141 can be conveniently completed in a manner that the internal thread is matched with the external thread, so that the assembly efficiency between the first ring block 141 and the limiting cylinder 142 is improved.
Optionally, a through hole 1424 is formed in the limiting cylinder 142, the through hole 1424 penetrates through the connecting portion 1421 and the extending portion 1422, and the rack 11 is located in the through hole 1424;
the end face of the limiting cylinder 142 is provided with a fastening groove 1425, and the cross section of the fastening groove 1425 is a regular polygon.
As shown in fig. 2 and 3, the fastening groove 1425 is formed to facilitate a user's assembling operation of the limiting cylinder 142, for example, if the cross section of the fastening groove 1425 is a regular hexagon, the user can conveniently control the limiting cylinder 142 to rotate in the supporting cylinder 13 by using a hexagon socket wrench adapted to the fastening groove 1425, so as to complete the threaded connection of the limiting cylinder 142 on the inner surface of the supporting cylinder 13.
As shown in fig. 1, in practical applications, in order to protect the support cylinder 13, a housing 15 is generally disposed on an outer surface of the support cylinder 13, the support cylinder 13 is fixed on a vehicle through the housing 15, the support cylinder 13 is fastened to an inner surface of the housing 15 through a threaded connection, and in order to facilitate installation of the support cylinder 13 in the housing 15, as shown in fig. 5 and 6, a slot 131 is disposed on an end surface of the support cylinder 13, a cross section of the slot 131 is a regular polygon, and in fig. 5, a cross section of the slot 131 is a regular octagon.
Optionally, the first ring block 141 and the support cylinder 13 are of an integrally formed structure.
Through the arrangement, the structural strength of the first ring block 141 can be enhanced, and the service life of the steering gear is prolonged.
Optionally, a bushing 144 is disposed on an inner surface of the connecting portion 1421, and the limiting cylinder 142 is sleeved on the rack 11 through the bushing 144.
As shown in fig. 2, through the arrangement of the bushing 144, the wear rate of the rack 11 can be slowed down, and the maintenance cost of the steering gear can be reduced.
Optionally, the limiting assembly 14 includes a third ring block and a second washer, the third ring block is disposed on the inner surface of the supporting cylinder 13, and the second washer is disposed on an end surface of the third ring block;
when the moving member moves toward the stopper structure, the protrusion 121 abuts against the second washer.
As mentioned above, the adjustment of the rack stroke of the steering gear is accomplished by adjusting the thickness and/or number of the second washers, and in practical applications, the third ring block and the support cylinder 13 are preferably provided as an integral structure.
Optionally, a third gasket is disposed on the protrusion portion 121, and the third gasket is disposed opposite to the limiting assembly 14.
The adjustment of the rack stroke of the steering gear can be completed by adjusting the thickness and/or the number of the third washers; the operation of adjusting the thickness and/or the number of the third washers on the boss 121 is more easily accomplished than the operation of adjusting the thickness and/or the number of the check assemblies 14 in the support cylinder 13, which enables the efficiency of adjusting the rack stroke of the steering gear to be further improved.
Still other embodiments of the present application provide a vehicle including a steering gear as described above.
The foregoing is a preferred embodiment of the present application, and it should be noted that, for those skilled in the art, several modifications and refinements can be made without departing from the principle described in the present application, and these modifications and refinements should be regarded as the protection scope of the present application.
Claims (10)
1. The steering gear is characterized by comprising a moving part and a limiting structure;
the moving member includes: the ball seat is connected with the end part of the rack;
the limiting structure comprises a limiting assembly and a supporting cylinder sleeved on the rack, a gap is formed between the supporting cylinder and the rack, the limiting assembly is sleeved on the rack and positioned between the supporting cylinder and the rack, the limiting assembly is fixedly connected with the supporting cylinder, the limiting assembly is positioned between a first end and a second end of the supporting cylinder, and the supporting cylinder is used for being fixed on a vehicle;
the ball seat comprises a protruding part, and under the condition that the moving piece moves towards the limiting structure, the protruding part is abutted to the limiting assembly.
2. The diverter according to claim 1, wherein said stop assembly includes a first ring block, a stop cylinder, and a first washer;
the limiting cylinder comprises a connecting part, an extending part extending from the connecting part, and a second ring block arranged on the outer surface of the extending part;
the first ring block is arranged on the inner surface of the supporting cylinder, the connecting portion is arranged on the inner surface of the first ring block, the extending portion is located outside the first ring block, and the first gasket abuts against the position between the first ring block and the second ring block.
3. The steering gear according to claim 2, wherein the inner surface of the first ring block is provided with an internal thread, and the outer surface of the connecting portion is provided with an external thread adapted to the internal thread.
4. The steering gear according to claim 3, wherein the limiting cylinder is provided with a through hole, the through hole penetrates through the connecting part and the extending part, and the rack is positioned in the through hole;
the end face of the limiting cylinder is provided with a fastening groove, and the cross section of the fastening groove is in a regular polygon shape.
5. The steering gear according to claim 2, wherein an annular cushion washer is provided on the boss portion, the cushion washer being disposed opposite to the second ring block, and an outer diameter of the cushion washer being larger than an inner diameter of the second ring block and smaller than an outer diameter of the second ring block.
6. The steering gear according to claim 2, wherein a bushing is arranged on the inner surface of the connecting portion, and the limiting cylinder is sleeved on the rack through the bushing.
7. The steering gear according to claim 1, wherein the limiting assembly comprises a third ring block and a second washer, the third ring block is arranged on the inner surface of the supporting cylinder, and the second washer is arranged on the end surface of the third ring block;
when the moving member moves toward the stopper structure, the boss abuts against the second washer.
8. The diverter according to claim 1, wherein a third washer is disposed on the boss, the third washer being disposed opposite the stop assembly.
9. The diverter according to claim 2, wherein said first ring block is of unitary construction with said support barrel.
10. A vehicle characterized in that it comprises a steering gear according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220813244.1U CN216916002U (en) | 2022-04-08 | 2022-04-08 | Steering gear and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220813244.1U CN216916002U (en) | 2022-04-08 | 2022-04-08 | Steering gear and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216916002U true CN216916002U (en) | 2022-07-08 |
Family
ID=82236089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220813244.1U Active CN216916002U (en) | 2022-04-08 | 2022-04-08 | Steering gear and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216916002U (en) |
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2022
- 2022-04-08 CN CN202220813244.1U patent/CN216916002U/en active Active
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