CN219948300U - Steering gear assembly for vehicle and vehicle - Google Patents
Steering gear assembly for vehicle and vehicle Download PDFInfo
- Publication number
- CN219948300U CN219948300U CN202321674193.XU CN202321674193U CN219948300U CN 219948300 U CN219948300 U CN 219948300U CN 202321674193 U CN202321674193 U CN 202321674193U CN 219948300 U CN219948300 U CN 219948300U
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- rack
- assembly
- gear
- vehicle
- adjusting
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- 230000013011 mating Effects 0.000 claims abstract description 29
- 238000003825 pressing Methods 0.000 claims description 16
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 230000002159 abnormal effect Effects 0.000 description 6
- 230000001105 regulatory effect Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 239000013585 weight reducing agent Substances 0.000 description 2
- 239000004484 Briquette Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model discloses a steering gear assembly for a vehicle and the vehicle, wherein the steering gear assembly comprises a rack, a gear and an adjusting component, and the rack is in meshed connection with the gear; the adjusting component is provided with a matching surface which is suitable for being abutted against the rack, and the adjusting component is suitable for driving the rack to be close to the gear; wherein the width of the mating surface is smaller than the diameter of the rack. According to the steering gear assembly, the adjusting component is small in mass and size, the meshing gap between the rack and the gear can be conveniently adjusted, the space is saved, and other parts can be conveniently arranged.
Description
Technical Field
The present utility model relates to the field of vehicles, and more particularly to a steering gear assembly for a vehicle and a vehicle.
Background
The steering gear assembly is provided with a rack and pinion gap adjustment structure. The gear-rack clearance adjusting structure can adjust the meshing clearance between the gear and the rack, so that the knuckle rotates smoothly.
CN213270974U discloses a clearance adjustment assembly for a rack and pinion steering gear and a vehicle, the clearance adjustment assembly comprising: the device comprises a shell, an adjusting piece and a driving piece, wherein an accommodating space for accommodating the rack is defined in the shell; the adjusting piece is arranged between the shell and the rack; one end of the driving piece is connected with the shell, and the other end of the driving piece is connected with the adjusting piece to drive the adjusting piece to compress the rack and the gear.
In the related art, the gear-rack clearance adjusting structure is heavy in weight and large in size, is laborious to operate, and is unfavorable for arrangement of peripheral parts such as auxiliary frames and stabilizing rods.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art. To this end, an object of the present utility model is to propose a steering gear assembly for a vehicle. According to the steering gear assembly, the adjusting component is small in mass and size, the meshing gap between the rack and the gear can be conveniently adjusted, space is saved, and arrangement of other parts is facilitated.
A steering assembly according to the present utility model is for a vehicle, the steering assembly comprising: the rack is connected with the gear in a meshed manner; the adjusting assembly is provided with a matching surface which is suitable for being abutted against the rack, and the adjusting assembly is suitable for driving the rack to be close to the gear; wherein the width of the mating surface is smaller than the diameter of the rack.
According to the steering gear assembly, the matching surface is constructed in such a way that the width of the matching surface is smaller than the diameter of the rack, so that the area of the matching surface is reduced, the volume and the mass of the adjusting component are reduced, the cost is reduced, the meshing gap between the rack and the gear can be conveniently adjusted, the space is saved, and the arrangement of other parts is facilitated.
According to some embodiments of the utility model, the rack is configured in a cylindrical shape, and an outer circumferential surface of the rack is adapted to abut the mating surface; the end of the adjusting component is provided with a containing groove which is concave towards the inside and is suitable for containing the rack, and the inner wall of the containing groove is configured as the matching surface.
According to some embodiments of the utility model, the mating surface is configured as a circular arc surface, the mating surface being the same radius as the outer peripheral surface.
According to some embodiments of the utility model, the diverter assembly further comprises: a housing in which a receiving chamber is formed; the rack, the gear and at least part of the adjusting component are accommodated in the accommodating cavity, and the adjusting component is movably arranged in the shell to drive the rack to be close to the gear.
According to some embodiments of the utility model, the adjustment assembly comprises: a pressing block, wherein one end of the pressing block is provided with the matching surface and is connected with the rack; the adjusting block is movably connected with the shell and is rotatably connected with the other end of the pressing block.
According to some embodiments of the utility model, the outer circumference of the adjustment block is formed with a first thread, and the inner circumference of the housing is formed with a second thread, the first thread cooperating with the second thread to allow the adjustment block and the housing to be relatively movable.
According to some embodiments of the utility model, a weight reduction cavity is formed in at least one of the press block and the adjustment block.
According to some embodiments of the utility model, the adjustment assembly further comprises: the locking piece is selectively sleeved on the periphery of the adjusting block; the inner periphery of the locking piece is provided with a third thread, and the third thread is matched with the first thread.
According to some embodiments of the utility model, the free end of the adjusting block is formed with a mating groove, and a polygonal mating protrusion is arranged on the bottom wall of the mating groove.
The vehicle according to the present utility model is briefly described below.
A vehicle according to the present utility model includes a diverter assembly as described in any one of the embodiments above. Since the vehicle according to the utility model comprises the steering gear assembly according to any one of the embodiments described above, the vehicle according to the utility model is small in volume and mass, low in cost, and reduces the weight and cost of the vehicle; the meshing clearance between the rack and the gear is convenient and labor-saving to adjust, and the meshing clearance is convenient to adjust so as to prevent abnormal sound of a steering system of the vehicle.
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.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic structural view of a diverter assembly according to one embodiment of the present utility model;
FIG. 2 is a schematic illustration of an adjustment assembly and rack connection according to one embodiment of the present utility model;
fig. 3 is a cross-sectional view of fig. 2.
Reference numerals:
a diverter assembly 1; a rack 11;
an adjustment assembly 12, mating surface 121; a briquette 122; an adjusting block 123, a fitting groove 1231, a polygonal fitting protrusion 1232; locking member 124; a weight reduction cavity 1200;
a housing 13.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
A steering gear assembly 1 according to an embodiment of the present utility model is described below with reference to fig. 1 to 3.
As shown in fig. 1, a steering gear assembly 1 according to the present utility model is used for a vehicle, the steering gear assembly 1 includes a rack 11, a gear, and an adjustment member 12, the rack 11 being engaged with the gear; the adjusting component 12 is provided with a matching surface 121 which is suitable for abutting against the rack 11, and the adjusting component 12 is suitable for driving the rack 11 to approach the gear; wherein the width of the mating surface 121 is smaller than the diameter of the rack 11.
In the related art, an excessive meshing gap between the gear and the rack may cause abnormal sound to the transmission system of the vehicle.
The steering gear assembly 1 of the present utility model, the rack 11 is engaged with the gear to transmit power. The adjusting component 12 is abutted against the rack 11 and is suitable for driving the rack 11 to be close to the gear, so that the meshing clearance between the rack 11 and the gear can be adjusted, and abnormal noise of a steering system of the vehicle is prevented.
In the related art, the gear-rack clearance adjusting structure is heavy in weight and large in size, is laborious to operate, and is unfavorable for arrangement of peripheral parts such as auxiliary frames and stabilizing rods.
In the steering gear assembly 1 of the utility model, the matching surface 121 is formed on the adjusting component 12, and the adjusting component 12 is stopped against the rack 11 through the matching surface 121, so that the adjusting component 12 can apply driving force to the rack 11 to drive the rack 11 to approach the gear. The width of the mating surface 121 is the maximum value of the distance between any two points on the edge of the mating surface 121. By configuring the mating surface 121 such that the width of the mating surface 121 is less than the diameter of the rack 11, the area of the mating surface 121 is reduced, thereby reducing the volume and mass of the adjustment assembly 12, reducing the cost, facilitating manual operation, and saving space and facilitating the arrangement of other parts.
Therefore, the steering gear assembly 1 has the advantages that the mass and the volume of the adjusting component 12 are small, the cost is reduced, the meshing gap between the rack 11 and the gear can be conveniently adjusted, the space is saved, and the arrangement of other parts is convenient.
According to some embodiments of the present utility model, as shown in fig. 2 and 3, the rack 11 is configured in a column shape, and the outer circumferential surface of the rack 11 is adapted to be stopped against the mating surface 121; the end of the adjustment assembly 12 is formed with a receiving groove recessed toward the inside and adapted to receive the rack 11, and an inner wall of the receiving groove is configured as the mating surface 121. At least part of the racks 11 are accommodated in the accommodating groove, the inner wall of the accommodating groove is abutted against the racks 11, so that the relative movement of the adjusting assembly 12 and the racks 11 can be limited, the risk of mutual dislocation of the adjusting assembly 12 and the racks 11 is reduced, the force transmission between the adjusting assembly 12 and the racks 11 is stable, and the reliability of the adjusting assembly 12 in adjusting the meshing clearance is improved. The rack 11 is in a columnar structure, so that the periphery of the rack 11 has radian, and the rack 11 can be conveniently accommodated in the accommodating groove.
According to some embodiments of the utility model, the mating surface 121 is configured as an arc of a circle, the mating surface 121 being the same radius as the outer peripheral surface. The matching surface 121 is constructed into an arc surface, so that the matching surface 121 can be conveniently abutted against and attached to the outer peripheral surface of the rack 11, the contact area is increased, and the force transmission stability is improved. By configuring the mating surface 121 to be the same as the radius of the outer peripheral surface, the degree of mating of the mating surface 121 with the outer peripheral surface can be increased, and the mating gap can be reduced.
According to some embodiments of the present utility model, as shown in fig. 1, the steering gear assembly 1 further includes a housing 13, and a receiving cavity is formed in the housing 13; at least part of the rack 11, the gear and the adjusting assembly 12 are accommodated in the accommodating cavity, and the adjusting assembly 12 is movably arranged on the shell 13 to drive the rack 11 to be close to the gear. The housing 13 can protect and fix the rack 11, the gear and the adjustment assembly 12 accommodated in the accommodating chamber. The adjustment assembly 12 is movable relative to the housing 13. When the adjustment assembly 12 moves toward the rack gear 11, the adjustment assembly 12 may apply a driving force to the rack gear 11 to drive the rack gear 11 to approach the pinion gear, thereby adjusting the meshing gap between the rack gear 11 and the pinion gear to prevent abnormal sounds from occurring in the vehicle steering system.
According to some embodiments of the present utility model, as shown in fig. 2 and 3, the adjustment assembly 12 includes a pressing block 122 and an adjustment block 123, one end of the pressing block 122 is formed with a mating surface 121 and is connected with the rack 11; the regulating block 123 is movably coupled to the housing 13 and rotatably coupled to the other end of the pressing block 122. One end of the pressing block 122 is connected with the rack to drive the rack to move, and the other end of the pressing block 122 is connected with the adjusting block 123. The adjustment block 123 may be provided on the housing 13 and may be movable relative to the housing 13. The adjusting block 123 may be moved by rotation to move relative to the housing 13 while the adjusting block 123 and the pressing block 122 are rotated relative to each other, such that the movement of the adjusting block 123 is related to the rotation, the more the number of turns the adjusting block 123 rotates, the greater the moving distance. Therefore, the amount of adjustment of the meshing gap between the rack 11 and the gear is determined by the amount of rotation of the adjustment block 123, and the amount of adjustment of the meshing gap can be controlled conveniently.
According to some embodiments of the present utility model, the outer circumference of the adjustment block 123 is formed with a first screw thread, and the inner circumference of the housing 13 is formed with a second screw thread, and the first screw thread and the second screw thread are engaged to allow the adjustment block 123 and the housing 13 to be relatively movable. The regulating block 123 is connected to the housing 13 through the cooperation of the first screw thread and the second screw thread, can make things convenient for the installation and disassembly of regulating block 123 to the cooperation of the first screw thread and the second screw thread can realize regulating block 123 pivoted, and regulating block 123 removes for housing 13.
According to some embodiments of the present utility model, as shown in fig. 3, at least one of the pressing block 122 and the regulating block 123 has a weight-reducing chamber 1200 formed therein. The weight-reducing chamber 1200 may be formed in the pressing block 122, may be formed in the adjusting block 123, or may be formed in the pressing block 122 and the adjusting block 123. The weight of the adjusting component 12 can be reduced by forming the weight-reducing cavity 1200, so that the cost is reduced, and meanwhile, the operation of the adjusting component 12 is more labor-saving, and the meshing gap between the rack 11 and the gear is convenient to adjust.
In the related art, an adjusting spring is arranged in the adjusting component, and the adjusting spring can apply prestress to the pressing block so as to reduce the degree of the enlarged meshing gap, but abnormal sound can be generated due to dislocation of the adjusting spring in the working process of the steering gear, and the adjusting spring can be replaced and maintained only by disassembling the steering gear, so that the steering gear is quite inconvenient; furthermore, the provision of the adjustment spring not only increases the number of parts, thereby increasing the assembly process of the adjustment assembly, but also necessitates the adjustment assembly to have a sufficient volume to accommodate the adjustment spring. In the embodiment of the utility model, the weight-reducing cavity 1200 is formed in the adjusting component 12, so that an adjusting spring of the traditional adjusting component 12 can be omitted, the size and the mass of the adjusting component 12 can be reduced, the meshing gap between the rack 11 and the gear can be adjusted more conveniently and more easily, the number of parts is reduced, the production period of the adjusting component 12 is shortened, and the possibility of disassembling and maintaining the steering gear assembly 1 in the later period is reduced.
According to some embodiments of the present utility model, as shown in fig. 2 and 3, the adjusting assembly 12 further includes a locking member 124, where the locking member 124 is selectively sleeved on the outer periphery of the adjusting block 123; the inner circumference of the locker 124 is formed with a third screw thread, which is engaged with the first screw thread. The third screw thread cooperates with the first screw thread to selectively fit the locking member 124 around the outer circumference of the adjusting block 123. When the locking member 124 is sleeved on the outer periphery of the adjusting block 123, the locking member can be stopped against the housing 13 in the direction towards the rack 11, so that the relative movement of the housing 13 and the adjusting block 123 is limited, the adjusting block 123 and the housing 13 are stably connected, and the risk of loosening the adjusting assembly 12 is reduced. When the locking member 124 is detached from the adjusting block 123, the housing 13 and the adjusting block 123 can move relatively, so that the meshing gap between the rack 11 and the gear can be adjusted by the adjusting assembly 12.
In some embodiments, the outer circumference of the locking member 124 is formed with a polygonal grip. The polygonal clamping part is provided with a plurality of pairs of clamping surfaces for clamping the dismounting tool, so that the dismounting tool can conveniently clamp the locking piece 124, and further the locking piece 124 can be conveniently installed and dismounted.
According to some embodiments of the present utility model, as shown in fig. 2, the free end of the adjustment block 123 is formed with a fitting groove 1231, and a polygonal fitting protrusion 1232 is provided on the bottom wall of the fitting groove 1231. The mating groove 1231 can receive a socket wrench to facilitate the mating positioning of the socket wrench. The socket head can be matched with the polygonal matching protrusion 1232 to enable the socket wrench to be connected with the adjusting block 123, so that torque can be transmitted between the socket wrench and the adjusting block 123, and the adjusting block 123 can be conveniently rotated through the socket wrench. Illustratively, the polygonal fitting protrusion 1232 may be a hexagonal fitting protrusion or a dodecagonal fitting protrusion.
The vehicle according to the present utility model is briefly described below.
The vehicle according to the utility model comprises a steering gear assembly 1 according to any of the embodiments described above. Since the vehicle according to the present utility model includes the steering gear assembly 1 in any one of the above embodiments, the vehicle according to the present utility model has a small volume and mass of the steering gear assembly 1, low cost, and reduced weight and cost of the vehicle; the meshing gap between the rack 11 and the gear is convenient to adjust, so that labor is saved, and the meshing gap is convenient to adjust to prevent abnormal sound of a steering system of the vehicle.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
In the description of the utility model, a "first feature" or "second feature" may include one or more of such features.
In the description of the present utility model, "plurality" means two or more.
In the description of the utility model, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other by another feature therebetween.
In the description of the utility model, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature.
In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Claims (10)
1. A steering assembly for a vehicle, comprising:
the device comprises a rack (11) and a gear, wherein the rack (11) is in meshed connection with the gear;
an adjustment assembly (12), wherein a matching surface (121) suitable for abutting against the rack (11) is formed on the adjustment assembly (12), and the adjustment assembly (12) is suitable for driving the rack (11) to be close to the gear;
wherein the width of the mating surface (121) is smaller than the diameter of the rack (11).
2. A steering assembly for a vehicle according to claim 1, wherein,
the rack (11) is columnar in structure, and the outer peripheral surface of the rack (11) is suitable for abutting against the matching surface (121);
an end of the adjusting assembly (12) is provided with a containing groove which is concave towards the inside and is suitable for containing the rack (11), and the inner wall of the containing groove is configured as the matching surface (121).
3. The steering gear assembly for a vehicle according to claim 2, wherein the mating surface (121) is configured as an arc surface, the mating surface (121) being the same radius as the outer peripheral surface.
4. The steering assembly for a vehicle of claim 1, further comprising:
a housing (13), wherein a containing cavity is formed in the housing (13);
at least part of the rack (11), the gear and the adjusting assembly (12) are accommodated in the accommodating cavity, and the adjusting assembly (12) is movably arranged in the shell (13) so as to drive the rack (11) to be close to the gear.
5. The steering gear assembly for a vehicle according to claim 4, wherein the adjustment component (12) comprises:
a pressing block (122), wherein one end of the pressing block (122) is provided with the matching surface (121) and is connected with the rack (11);
and the adjusting block (123) is movably connected with the shell (13) and is rotatably connected with the other end of the pressing block (122).
6. The steering gear assembly for a vehicle according to claim 5, wherein an outer periphery of the adjustment block (123) is formed with a first screw thread, and an inner periphery of the housing (13) is formed with a second screw thread, the first screw thread and the second screw thread being engaged to make the adjustment block (123) and the housing (13) relatively movable.
7. The steering gear assembly for a vehicle according to claim 5, wherein at least one of the press block (122) and the adjustment block (123) has a weight-reducing cavity (1200) formed therein.
8. The steering assembly for a vehicle of claim 6, further comprising: a locking piece (124), wherein the locking piece (124) is selectively sleeved on the periphery of the adjusting block (123); the inner circumference of the locking member (124) is formed with a third screw thread, which is engaged with the first screw thread.
9. The steering gear assembly for a vehicle according to claim 5, characterized in that the free end of the adjustment block (123) is formed with a fitting groove (1231), and a polygonal fitting protrusion (1232) is provided on the bottom wall of the fitting groove (1231).
10. A vehicle, characterized by comprising a steering assembly (1) for a vehicle according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321674193.XU CN219948300U (en) | 2023-06-28 | 2023-06-28 | Steering gear assembly for vehicle and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321674193.XU CN219948300U (en) | 2023-06-28 | 2023-06-28 | Steering gear assembly for vehicle and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219948300U true CN219948300U (en) | 2023-11-03 |
Family
ID=88553126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321674193.XU Active CN219948300U (en) | 2023-06-28 | 2023-06-28 | Steering gear assembly for vehicle and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219948300U (en) |
-
2023
- 2023-06-28 CN CN202321674193.XU patent/CN219948300U/en active Active
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