CN215110056U

CN215110056U - Automobile shock absorber bearing and top rubber assembly

Info

Publication number: CN215110056U
Application number: CN202120523354.XU
Authority: CN
Inventors: 张阳; 戴之钧; 陈德民; 朱金萍
Original assignee: Bahuan Technology Group Co ltd
Current assignee: Bahuan Technology Group Co ltd
Priority date: 2021-03-12
Filing date: 2021-03-12
Publication date: 2021-12-10
Anticipated expiration: 2031-03-12

Abstract

The utility model relates to a bearing field specifically discloses an automobile shock absorber bearing and apex subassembly. The automobile shock absorber bearing comprises an upper cover and a lower cover, wherein the lower cover is provided with a base part with an annular bulge, and the base part comprises a top surface, an inner side surface and an outer side surface; the lower cover is provided with a containing groove corresponding to the base part, and the base part is partially or completely arranged in the containing groove; the sliding piece is arranged between the top surface of the base part and the bottom surface of the accommodating groove; the radial sliding sheet is arranged between the inner side surface of the base and the corresponding side wall of the accommodating groove; the outer sealing ring is arranged between the outer side face of the base and the corresponding side wall of the accommodating groove. The automobile shock absorber bearing and the rubber ejection assembly guarantee the relative sliding performance between the upper cover and the lower cover, simultaneously give consideration to the sealing reliability, and prolong the service life of the product.

Description

Automobile shock absorber bearing and top rubber assembly

Technical Field

The utility model relates to a bearing field, concretely relates to automobile shock absorber bearing and apex subassembly.

Background

The shock absorber bearing is an important component of the shock absorber, is arranged on an automobile suspension and is used for assisting the rotation of wheels and bearing the weight of the automobile, and can reduce or weaken the impact and vibration caused by uneven road surfaces during the running of the automobile. While providing roll support against roll when passing through a curve.

The damper bearing generally includes an upper cover, a lower cover, and rolling elements or sliding bodies, but since the damper may be used under severe conditions, the design needs to take the sealing property between the upper cover and the lower cover into consideration. The common shock absorber bearing on the market is usually a labyrinth seal, and the sealing reliability is insufficient. In automotive maintenance practice, failure of the damper bearings is mostly caused by the ingress of contaminants.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide an automobile shock absorber bearing and apex subassembly, when guaranteeing relative sliding performance between upper cover and the lower cover, compromise the sealing reliability, improve product life.

In order to solve the technical problem, the utility model provides a technical scheme as follows: a kind of car snubber bearing, including upper cover and lower cover, there are protruding basal portions of annular on the said lower cover, the said basal portion includes top surface, medial surface and lateral surface; the lower cover is provided with a containing groove corresponding to the base part, and the base part is partially or completely arranged in the containing groove;

the sliding piece is arranged between the top surface of the base part and the bottom surface of the accommodating groove; the radial sliding sheet is arranged between the inner side surface of the base and the corresponding side wall of the accommodating groove; the outer sealing ring is arranged between the outer side face of the base and the corresponding side wall of the accommodating groove.

The axial sliding piece is used as an axial sliding piece and is subjected to axial pressure bearing, and the radial sliding piece is used as a radial sliding piece and is subjected to radial pressure bearing. The radial sliding sheet is arranged on the inner side face of the base, and the outer sealing ring is arranged on the outer side face of the base, so that relative sealing of the environment where the radial sliding sheet and the axial sliding sheet are located is guaranteed, the entering of impurities is reduced, and the service life of a product is prolonged.

Preferably, a locking pair is arranged between the outer side surface of the base and the corresponding side wall of the accommodating groove, the locking pair comprises a fastening protrusion and a fastening groove, one of the fastening protrusion and the fastening groove is arranged on the base, and the other one of the fastening protrusion and the fastening groove is arranged on the corresponding side wall of the accommodating groove. After the installation is completed, the upper cover and the lower cover are limited through the lock catch pair, and the upper cover is prevented from being separated from the lower cover. Meanwhile, the lock catch pair can form a labyrinth between the outer side surface of the base part and the accommodating groove, so that the sealing effect is further improved.

Preferably, the buckling groove is arranged on the corresponding side wall of the accommodating groove, and a transition inclined plane is arranged between the upper end of the buckling groove and the corresponding side wall of the accommodating groove; the outer sealing ring is connected with the base, and the outer edge of the outer sealing ring is in sliding contact with the transition inclined plane, so that the sealing reliability of the outer sealing ring is improved.

Preferably, the top surface of basal portion is equipped with the spout that is the annular setting, spout and axial gleitbretter match, just in the spout is arranged in to axial gleitbretter part, the spout plays limiting displacement to axial gleitbretter.

Preferably, the end face of the upper cover, which is far away from the accommodating groove, is provided with a weight reduction groove; the end face of the lower cover, which is far away from the base, is provided with the weight reduction groove, so that the lightweight design of the product is realized on the premise of ensuring the use performance.

Preferably, a plurality of oil storage tanks are distributed on the inner edge of the radial sliding sheet, and the oil storage tanks are not communicated with the upper end face and the lower end face of the radial sliding sheet. Compared with the traditional lubrication mode, the oil storage lubrication is realized, and simultaneously, the bearing starting torque caused by the intermittent sliding surface in the circumferential sliding direction in the traditional lubrication mode is reduced.

Preferably, the lower end of the radial sliding piece is provided with a sealing lip, and the sealing lip is in sliding contact with the corresponding side wall of the accommodating groove. The sealing is performed inside the base portion, and the sealing effect is further improved.

A rubber jacking assembly comprises an automobile shock absorber bearing, an inner framework, an outer framework and a rubber ring, wherein the rubber ring is arranged between the inner framework and the outer framework; the outer framework comprises an inserting part and a bearing part, the automobile shock absorber bearing is sleeved outside the inserting part, and the bearing part corresponds to the upper end face of the upper cover; wherein the automotive shock absorber bearing is the automotive shock absorber bearing as described above.

Preferably, a plurality of mounting holes are annularly distributed on the bearing part; and avoidance grooves corresponding to the mounting holes one to one are distributed on the upper end surface of the upper cover.

Preferably, a locking mechanism is arranged between the inserting part and the automobile shock absorber bearing, the locking mechanism comprises a locking lug and a locking groove, one of the locking lug and the locking groove is arranged on the outer side surface of the inserting part, and the other locking lug and the locking groove are arranged on the inner edge of the automobile shock absorber bearing; the locking lug is buckled and locked with the locking groove.

Drawings

FIG. 1 is a schematic structural diagram of a bearing of an automobile shock absorber according to the present embodiment;

FIG. 2 is a partial schematic view of an upper cover of the bearing of the automobile shock absorber in accordance with the present embodiment;

FIG. 3 is a partial schematic view of a lower cover of the bearing of the automobile shock absorber in accordance with the present embodiment;

FIG. 4 is an enlarged view of a portion of FIG. 1 at A;

FIG. 5 is a schematic structural diagram of a radial sliding vane in the bearing of the automobile shock absorber according to the embodiment;

FIG. 6 is a schematic structural diagram of the glue-applying assembly of the present embodiment;

FIG. 7 is a top view of the automotive shock absorber bearing in the apex assembly of this embodiment.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Examples

As shown in fig. 1, an automobile shock absorber bearing comprises an upper cover 1 and a lower cover 2, as shown in fig. 2 and 3, an annular convex base 24 is arranged on the lower cover 2, the base 24 comprises a top surface 26, an inner side surface 27 and an outer side surface 23, and an accommodating groove 14 corresponding to the base 24 is arranged on the lower cover 2. As shown in fig. 4, the base 24 is partially or entirely disposed in the receiving groove 14. A locking pair is arranged between the outer side surface 23 of the base 24 and the corresponding side wall of the accommodating groove 14, the locking pair comprises a fastening protrusion 22 and a fastening groove 12, one of the fastening protrusion 22 and the fastening groove 12 is arranged on the base 24, and the other one is arranged on the corresponding side wall of the accommodating groove 14. After the installation is completed, the upper cover 1 and the lower cover 2 are limited through the lock catch pair, and the upper cover 1 is prevented from being separated from the lower cover 2. The end face, deviating from the accommodating groove 14, of the upper cover 1 is provided with a weight-reducing groove 11; the end face of the lower cover 2 departing from the base 24 is provided with a lightening groove 11, so that the light weight design of the product is realized on the premise of ensuring the service performance.

As shown in fig. 4, the sliding device further includes an annular radial sliding piece 3 and an annular axial sliding piece 4, the axial sliding piece 4 is disposed between the top surface 26 of the base 24 and the bottom surface of the accommodating groove 14, and the radial sliding piece 3 is disposed between the inner side surface 27 of the base 24 and the corresponding side wall of the accommodating groove 14. The axial sliding piece 4 serves as an axial sliding piece and bears pressure in the axial direction, and the radial sliding piece 3 serves as a radial sliding piece and bears pressure in the radial direction.

As shown in fig. 3 and 4, a sliding groove 25 arranged in an annular shape is formed in a top surface 26 of the base 24, the sliding groove 25 is matched with the axial sliding piece 4, the axial sliding piece 4 is partially arranged in the sliding groove 25, and the sliding groove 25 plays a role in limiting the axial sliding piece 4.

As shown in fig. 5, a plurality of oil storage grooves 31 are distributed on the inner edge of the radial sliding piece 3, and the oil storage grooves 31 are not communicated with the upper end surface and the lower end surface of the radial sliding piece 3. Compared with the traditional lubrication mode, the oil storage lubrication is realized, and simultaneously, the bearing starting torque caused by the intermittent sliding surface in the circumferential sliding direction in the traditional lubrication mode is reduced. As shown in fig. 4 and 5, the lower end of the radial sliding piece 3 is provided with a sealing lip 32, and the sealing lip 32 is in sliding contact with the corresponding side wall of the accommodating groove 14. Sealing is performed inside the base 24, further improving the sealing effect.

As shown in fig. 4, the liquid crystal display further comprises an outer sealing ring 5, and the outer sealing ring 5 is arranged between the outer side surface 23 of the base 24 and the corresponding side wall of the accommodating groove 14. The buckling groove 12 is arranged on the corresponding side wall of the accommodating groove 14, and a transition inclined surface 13 is arranged between the upper end of the buckling groove 12 and the corresponding side wall of the accommodating groove 14; the outer sealing ring 5 is connected with the base 24, and the outer edge of the outer sealing ring 5 is in sliding contact with the transition inclined plane 13, so that the sealing reliability of the outer sealing ring 5 is improved.

As shown in fig. 4, the radial sliding piece 3 is arranged on the inner side surface 27 of the base 24, and the outer sealing ring 5 is arranged on the outer side surface 23 of the base 24, so that relative sealing between the radial sliding piece 3 and the axial sliding piece 4 is ensured, the entering of impurities is reduced, and the service life of the product is prolonged.

As shown in fig. 6, the rubber top assembly comprises an automobile shock absorber bearing 01, an inner framework 03, an outer framework 02 and a rubber ring 04, wherein the rubber ring 04 is arranged between the inner framework 03 and the outer framework 02. The outer framework 02 comprises an inserting part and a bearing part 021, the automobile shock absorber bearing sleeve 01 is arranged outside the inserting part, and the bearing part 021 corresponds to the upper end face of the upper cover 1. Wherein the automotive damper bearing 01 is an automotive damper bearing as described above.

As shown in fig. 6 and 7, a plurality of mounting holes are annularly distributed on the receiving part 021, and avoidance grooves 15 corresponding to the mounting holes one to one are distributed on the upper end surface of the upper cover 1.

As shown in fig. 6, a locking mechanism 05 is arranged between the plug-in part and the automobile shock absorber bearing 01, the locking mechanism 05 comprises a locking convex block and a locking groove, one of the locking convex block and the locking groove is arranged on the outer side surface 23 of the plug-in part, the other one of the locking convex block and the locking groove is arranged on the inner edge of the automobile shock absorber bearing 01, and the locking convex block and the locking groove are buckled and locked.

In summary, the above description is only a preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention should be included within the scope of the present invention.

Claims

1. A kind of car snubber bearing, including upper cover and lower cover, there are protruding basal portions of annular on the said lower cover, the said basal portion includes top surface, medial surface and lateral surface; the lower cover is provided with a containing groove corresponding to the base part, and the base part is partially or completely arranged in the containing groove;

the method is characterized in that: the sliding piece is arranged between the top surface of the base part and the bottom surface of the accommodating groove; the radial sliding sheet is arranged between the inner side surface of the base and the corresponding side wall of the accommodating groove;

the outer sealing ring is arranged between the outer side face of the base and the corresponding side wall of the accommodating groove.

2. The automotive shock absorber bearing of claim 1, wherein: the base is characterized in that a lock catch pair is arranged between the outer side face of the base and the corresponding side wall of the accommodating groove, the lock catch pair comprises a fastening protrusion and a fastening groove, one of the fastening protrusion and the fastening groove is arranged on the base, and the other one of the fastening protrusion and the fastening groove is arranged on the corresponding side wall of the accommodating groove.

3. The automotive shock absorber bearing of claim 2, wherein: the buckling grooves are arranged on the corresponding side walls of the accommodating groove, and transition inclined planes are arranged between the upper ends of the buckling grooves and the corresponding side walls of the accommodating groove; the outer sealing ring is connected with the base, and the outer edge of the outer sealing ring is in sliding contact with the transition inclined plane.

4. The automotive shock absorber bearing of claim 1, wherein: the top surface of basal portion is equipped with the spout that is the annular setting, spout and axial gleitbretter match, just axial gleitbretter part is arranged in the spout.

5. The automotive shock absorber bearing of claim 1, wherein: the end face of the upper cover, which is far away from the accommodating groove, is provided with a weight reduction groove; and the end surface of the lower cover, which is far away from the base part, is provided with a weight reduction groove.

6. The automotive shock absorber bearing according to any one of claims 1 to 5, characterized in that: a plurality of oil storage tanks are distributed on the inner edge of the radial sliding piece, and the oil storage tanks are not communicated with the upper end face and the lower end face of the radial sliding piece.

7. The automotive shock absorber bearing according to any one of claims 1 to 5, characterized in that: the lower end of the radial sliding piece is provided with a sealing lip, and the sealing lip is in sliding contact with the corresponding side wall of the accommodating groove.

8. A rubber jacking assembly comprises an automobile shock absorber bearing, an inner framework, an outer framework and a rubber ring, wherein the rubber ring is arranged between the inner framework and the outer framework; the outer framework comprises an inserting part and a bearing part, the automobile shock absorber bearing is sleeved outside the inserting part, and the bearing part corresponds to the upper end face of the upper cover; the method is characterized in that: wherein the automotive shock absorber bearing is the automotive shock absorber bearing according to any one of claims 1 to 7.

9. The apex assembly of claim 8, wherein: a plurality of mounting holes are annularly distributed on the bearing part; and avoidance grooves corresponding to the mounting holes one to one are distributed on the upper end surface of the upper cover.

10. The apex assembly of claim 8 or 9, wherein: a locking mechanism is arranged between the insertion part and the automobile shock absorber bearing and comprises a locking lug and a locking groove, one of the locking lug and the locking groove is arranged on the outer side surface of the insertion part, and the other locking lug and the locking groove are arranged on the inner edge of the automobile shock absorber bearing; the locking lug is buckled and locked with the locking groove.