CN211519642U - Steering knuckle mechanism used in independent air suspension system with needle bearing - Google Patents
Steering knuckle mechanism used in independent air suspension system with needle bearing Download PDFInfo
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- CN211519642U CN211519642U CN201922317921.1U CN201922317921U CN211519642U CN 211519642 U CN211519642 U CN 211519642U CN 201922317921 U CN201922317921 U CN 201922317921U CN 211519642 U CN211519642 U CN 211519642U
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- needle bearing
- mounting hole
- knuckle
- air suspension
- suspension system
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Abstract
The utility model relates to the technical field of air suspension systems, in particular to a knuckle mechanism used in an independent air suspension system with a needle bearing, which solves the defects existing in the prior art, and comprises a knuckle, the needle bearing and a sealing press ring, wherein the knuckle is respectively provided with a first mounting hole and a second mounting hole, the inside of the first mounting hole is provided with a copper bush, the two sides of the bottom wall of the second mounting hole are respectively provided with a first inclined plane and a second inclined plane, the copper bush at the lower end of the traditional knuckle assembly is changed into the needle bearing through reasonable size change, the friction force between mechanisms is greatly reduced, the abrasion of a vehicle in the running process can be effectively reduced, the steering aligning capability of the whole vehicle is improved, the needle bearing adopts sealing and pressing installation, the structure is simple, the sealing performance is strong, and the whole service life of the device can be effectively prolonged, the installation accuracy of the needle bearing is improved by positioning and installing the matched conical surface and the inclined surface.
Description
Technical Field
The utility model relates to an air suspension system technical field especially relates to a knuckle mechanism among independent air suspension system for taking bearing.
Background
Independent air suspensions are increasingly used in vehicles due to their unique advantages, the performance of which depends primarily on suspension parameters. As shown in fig. 1, in a steering knuckle 1 used in the prior art, a first copper bushing 2 and a second copper bushing 3 are respectively installed in two installation holes, and once a caster angle of an independent air suspension using the steering knuckle 1 is selected, the caster angle cannot be changed, so that the wear of the copper bushings of a vehicle under different road conditions and different speeds can be greatly changed, and further, a steering aligning force is greatly influenced.
Disclosure of Invention
The utility model aims at solving the shortcoming that exists among the prior art, and the knuckle mechanism in an independent air suspension system for taking bearing that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a knuckle mechanism in independent air suspension system for taking bearing, includes knuckle, bearing and sealed clamping ring, first mounting hole and second mounting hole have been seted up on the knuckle respectively, the inside assembly of first mounting hole has the copper bush, the both sides of second mounting hole diapire are equipped with first inclined plane and second inclined plane respectively, and the tip of second mounting hole has seted up the ladder groove, bearing tip both sides are equipped with respectively with first inclined plane and second inclined plane assorted first conical surface and second conical surface, one side of sealed clamping ring be equipped with ladder groove assorted ladder face.
Preferably, the cross-sectional area of the needle bearing is equal to that of the second mounting hole.
Preferably, a through hole is formed in the center of the sealing compression ring, and a limiting ring of an integrated structure is arranged on the inner wall of the through hole.
The utility model has the advantages that:
the utility model discloses change the copper bush of traditional knuckle assembly lower extreme into needle bearing through reasonable size change, reduce the frictional force between the mechanism greatly, can effectively reduce the vehicle and turn to the aligning ability with improving whole car at the wearing and tearing of operation in-process, needle bearing adopts sealed clamping ring to compress tightly the installation, and simple structure, leakproofness are strong, can prolong the whole life of equipment effectively, utilize the conical surface and the inclined plane location installation of looks adaptation, promote needle bearing's installation accuracy.
Drawings
FIG. 1 is a cross-sectional view of a prior art knuckle mechanism described in the background of the invention;
fig. 2 is a cross-sectional view of a knuckle mechanism for an independent air suspension system with needle bearings in accordance with the present invention;
fig. 3 is a schematic view illustrating an installation of a knuckle mechanism in an independent air suspension system with a needle bearing according to the present invention.
In the figure: the structure comprises a 100-type steering knuckle, a 200 first mounting hole, a 210 copper bush, a 300 needle roller bearing, a 310 first conical surface, a 320 second conical surface, a 400 sealing press ring, a 410 stepped surface, a 500 second mounting hole, a 510 first inclined surface, a 520 second inclined surface and a 530 stepped groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a knuckle mechanism for an independent air suspension system with a needle bearing comprises a knuckle 100, a needle bearing 300 and a sealing press ring 400, wherein the knuckle 100 is respectively provided with a first mounting hole 200 and a second mounting hole 500, a copper bush 210 is assembled in the first mounting hole 200, two sides of the bottom wall of the second mounting hole 500 are respectively provided with a first inclined surface 510 and a second inclined surface 520, the end of the second mounting hole 500 is provided with a stepped groove 530, two sides of the end of the needle bearing 300 are respectively provided with a first conical surface 310 and a second conical surface 320 which are matched with the first inclined surface 510 and the second inclined surface 520, one side of the sealing press ring 400 is provided with a stepped surface 410 which is matched with the stepped groove 530, the copper bush at the lower end of the conventional knuckle assembly is changed into the needle bearing 300 through reasonable size change, the friction force between mechanisms is greatly reduced, the abrasion of a vehicle in the running process can be effectively reduced, and the steering aligning capability of the entire vehicle can be improved, the needle bearing 300 is installed by adopting the sealing pressing ring 400 in a pressing mode, the structure is simple, the sealing performance is high, the whole service life of the equipment can be effectively prolonged, the conical surface and the inclined plane which are matched are used for positioning and installing, the installation accuracy of the needle bearing is improved, the cross sectional area of the needle bearing 300 is equal to that of the second installation hole 500, the center of the sealing pressing ring 400 is provided with a through hole, the center of the limiting ring sealing pressing ring 400 with an integrated structure is arranged on the inner wall of the through hole, and a through hole is arranged in the center of the limiting ring sealing.
In this embodiment, when the knuckle 100 is installed, the copper bush 210 and the needle bearing 300 are respectively pressed into the first installation hole 200 and the second installation hole 500 through a special tool, when the needle bearing 300 is installed, the first conical surface 310 and the second conical surface 320 are respectively matched with the first inclined surface 510 and the second inclined surface 520, so that the purpose of accurate positioning is achieved, the installation accuracy of the needle bearing 300 is further improved, then, a user tightly presses the sealing press ring 400 in the stepped groove 530 in a buckling mode to achieve a good sealing effect and fixation, so that foreign dust is prevented from invading into the needle bearing 300, the service life is prolonged, the needle bearing 300 is used for replacing the copper bush of the lower part, the friction force of the knuckle 100 during steering is greatly reduced, the abrasion degree is reduced accordingly, and the steering aligning capability of the whole vehicle is improved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (3)
1. A knuckle mechanism used in an independent air suspension system with a needle bearing comprises a knuckle (100), the needle bearing (300) and a sealing press ring (400), it is characterized in that the steering knuckle (100) is respectively provided with a first mounting hole (200) and a second mounting hole (500), a copper bush (210) is assembled in the first mounting hole (200), a first inclined plane (510) and a second inclined plane (520) are respectively arranged on two sides of the bottom wall of the second mounting hole (500), a stepped groove (530) is formed at the end part of the second mounting hole (500), a first conical surface (310) and a second conical surface (320) which are matched with the first inclined surface (510) and the second inclined surface (520) are respectively arranged at two sides of the end part of the needle roller bearing (300), one side of the sealing press ring (400) is provided with a step surface (410) matched with the step groove (530).
2. A knuckle mechanism for an independent air suspension system with needle roller bearing according to claim 1, wherein the cross-sectional areas of the needle roller bearing (300) and the second mounting hole (500) are equal in size.
3. The knuckle mechanism for an independent air suspension system with a needle bearing according to claim 1, wherein the sealing press ring (400) is provided with a through hole at the center, and the inner wall of the through hole is provided with a limiting ring of an integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922317921.1U CN211519642U (en) | 2019-12-22 | 2019-12-22 | Steering knuckle mechanism used in independent air suspension system with needle bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922317921.1U CN211519642U (en) | 2019-12-22 | 2019-12-22 | Steering knuckle mechanism used in independent air suspension system with needle bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211519642U true CN211519642U (en) | 2020-09-18 |
Family
ID=72446317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922317921.1U Active CN211519642U (en) | 2019-12-22 | 2019-12-22 | Steering knuckle mechanism used in independent air suspension system with needle bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211519642U (en) |
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2019
- 2019-12-22 CN CN201922317921.1U patent/CN211519642U/en active Active
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