Automobile anti-attrition lining

Abstract

An automobile anti-attrition lining comprises a supporting cylinder, the upper end and the lower end of the supporting cylinder are open, a plurality of vertically-arranged clamping grooves are formed in the inner side wall of the supporting cylinder and evenly arranged at intervals in the circumferential direction of the supporting cylinder, the upper end of the supporting cylinder is sleeved with an upper supporting column, and the lower end of the supporting cylinder is sleeved with a lower supporting column; the upper supporting column and the lower supporting column are the same in structure, a plurality of clamping claws in one-to-one correspondence with the clamping grooves are fixed to the upper supporting column, a first buffer groove hole is vertically formed in the middle of the upper supporting column, and a plurality of second buffer groove holes are further formed in the upper supporting column; and the second buffer slotted holes are uniformly arranged around the first buffer slotted hole at intervals in the circumferential direction. The device is simple in structure and convenient to use.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of automobile parts, especially relates to a automobile wear reducing bushing. BACKGROUND

[0002] The automobile bushing has high flexibility, and can play many roles, and the bushing is a kind of component for protecting equipment, the use of the bushing can reduce the wear, vibration and noise of equipment, has the effect of corrosion prevention, and the use of the bushing can also facilitate the maintenance of mechanical equipment, simplify the structure and manufacturing process of equipment, and the existing automobile bushing generally comprises an outer cylinder, an inner cylinder and a rubber tube between the outer cylinder and the inner cylinder, the rubber tube is fixed between the outer cylinder and the inner cylinder through a sleeving process, so as to realize the shock absorbing function of the automobile shock absorber. In the prior art, the rubber tube is fixed between the inner and outer tubes, when the automobile runs, the wheel encounters a larger shock or other sudden conditions, the rubber tube is directly subjected to extrusion force from the outside, the rubber tube is relatively displaced between the inner cylinder and the outer cylinder, and the outer cylinder and the inner cylinder are directly connected together through the intermediate rubber tube, such a structure is easy to be axially separated, the rigidity is difficult to adjust, the structure is unstable, and the bushing is easy to be damaged. SUMMARY

[0003] The utility model discloses to solve the technical problem that the existing automobile wear reducing bushing structure is unstable and easy to be damaged, provides a kind of automobile wear reducing bushing, including support cylinder, the upper and lower ends of support cylinder are open, and the inner side wall of support cylinder is equipped with the vertical setting of several clamping grooves, and clamping groove is evenly spaced around the circumferential direction of support cylinder, support ring is fixed in support cylinder, and support ring is located the inside intermediate position of support cylinder, and the top end of support ring and the bottom of support ring are equipped with annular recess; Upper support column bottom is fixed with the annular protrusion corresponding with recess, and the bottom of lower support column is fixed with the protrusion corresponding with recess, and the setting of support ring plays the supporting role to upper support column and lower support column, and the recess on support ring plays the role of positioning clamping. The upper end of support cylinder is sleeved with upper support column, and the lower end of support cylinder is sleeved with lower support column, and the structure of upper support column and lower support column is same, and a plurality of clamping claws corresponding with clamping groove are fixed on upper support column, and the middle of upper support column is equipped with the vertical setting of first buffer slot hole, and a plurality of second buffer slot holes are also equipped on upper support column, and the second buffer slot hole is evenly spaced around the circumferential direction of first buffer slot hole, and first buffer slot hole and second buffer slot hole all play the role of reducing collision pressure, and the second buffer slot hole evenly spaced around the circumferential direction of first buffer slot hole can be more evenly dispersed after being subjected to pressure, and the buffering effect is better.

[0004] Preferably, the first buffer slot hole and the second buffer slot hole are both cylindrical.

[0005] Preferably, the cross section of the clamping part of the clamping claw is arc-shaped.

[0006] The above scheme has the following advantages:

[0007] The support ring and the recess on the support ring are arranged to position and clamp the upper support column and the lower support column, and the clamping groove arranged on the support cylinder is convenient for positioning and clamping the clamping pawl on the upper support column and the lower support column, so that the stability of the upper support column and the lower support column in the support cylinder is improved, and the rotation of the upper support column and the lower support column is reduced; the first buffer groove hole and the second buffer groove hole both play a role in reducing the impact pressure, and the second buffer groove hole is arranged in a uniform and spaced manner around the first buffer groove hole, so that the pressure is more evenly dispersed after being subjected to the pressure, and the buffering effect is better. BRIEF DESCRIPTION OF DRAWINGS

[0008] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0009] Figure 2 It is an explosion structure schematic view of the utility model;

[0010] Figure 3 It is a structure schematic view of the support cylinder;

[0011] Figure 4 It is a structure schematic view of the upper support column;

[0012] Figure 5 It is a top view structure schematic view of the utility model;

[0013] Figure 6 It is Figure 5 A-A cross-sectional structure schematic view of the utility model.

[0014] Reference signs: 1, support cylinder; 2, upper support column; 3, lower support column; 4, support ring; 11, clamping groove; 21, clamping pawl; 211, clamping part; 22, first buffer groove hole; 23, second buffer groove hole; 24, protrusion; 41, recess. DETAILED DESCRIPTION

[0015] As Figures 1-6As shown, a kind of automobile wear-reducing bushing, including support cylinder 1, the upper and lower ends of support cylinder 1 are open, and the inner side wall of support cylinder 1 is provided with several vertical setting clamping grooves 11, and clamping groove 11 is evenly spaced around the circumference of support cylinder 1, and support ring 4 is fixed in support cylinder 1, and support ring 4 is located in the middle position of the inside of support cylinder 1, and the top end of support ring 4 and the bottom end of support ring 4 are provided with annular grooves 41;Upper support column 2 bottom is fixed with the annular protrusion 24 corresponding to the recess 41, and the bottom of lower support column 3 is fixed with the protrusion 24 corresponding to the recess 41, and the setting of support ring 4 supports upper support column 2 and lower support column 3, and the recess 41 on the support ring 4 plays the role of positioning clamping.The upper end of support cylinder 1 is provided with upper support column 2, and the lower end of support cylinder 1 is provided with lower support column 3, and the structure of upper support column 2 and lower support column 3 is the same, and a plurality of clamping claws 21 corresponding to clamping groove 11 are fixed on upper support column 2, and a vertical first buffer slot hole 22 is formed in the middle of upper support column 2, and a plurality of second buffer slot holes 23 are also formed on upper support column 2, and the second buffer slot holes 23 are evenly spaced around the circumference of the first buffer slot hole 22, and the first buffer slot hole 22 and the second buffer slot hole 23 play the role of reducing the impact pressure, and the second buffer slot hole 23 is evenly spaced around the circumference of the first buffer slot hole 22, so that the pressure is more evenly dispersed after being subjected to pressure, and the buffering effect is better.

[0016] Preferably, the first buffer slot hole 22 and the second buffer slot hole 23 are cylindrical.

[0017] Preferably, the cross section of the clamping part 211 of the clamping claw 21 is arc-shaped.

[0018] Use process:

[0019] In use, the lower end of the upper support column 2 is assembled downward on the upper end of the support cylinder 1, the clamping claws 21 on the upper support column 2 are correspondingly clamped in the clamping grooves 11 on the support cylinder 1, and the protrusions 24 at the bottom of the upper support column 2 are clamped in the grooves 41 at the top of the support ring 4 in the support cylinder 1;Then the top end of the lower support column 3 is assembled upward on the lower end of the support cylinder 1, and the clamping claws 21 on the support cylinder 1 are correspondingly clamped in the clamping grooves 11 on the lower end of the support cylinder 1, and the protrusions 24 at the top of the lower support column 3 are clamped in the grooves 41 at the bottom of the support ring 4 in the support cylinder 1.

[0020] In the description of this utility model, it should be understood that the terms "upper", "lower", "left", "right", "top", "bottom", "horizontal", "vertical", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0021] The above embodiments are illustrative of the present invention and are not intended to limit the present invention. Any simple modifications to the present invention are within the protection scope of the present invention.

Claims

1. An automobile antifriction bushing comprising a support cylinder, both upper and lower ends of which are open, characterized in that: A plurality of vertically arranged clamping grooves are formed in the inner side wall of the support cylinder, and the clamping grooves are uniformly and spacedly arranged around the circumference of the support cylinder.

2. The automotive wear-reducing bushing of claim 1, wherein: A ring-shaped support ring is fixed in the support cylinder and located at the middle position inside the support cylinder.

3. A wear sleeve for an automobile as defined in claim 2, wherein: The top end and the bottom end of the support ring are both provided with a ring-shaped groove.

4. The automotive wear-reducing bushing of claim 1, wherein: The bottom end of the upper support column is fixed with a ring-shaped protrusion corresponding to the groove, and the bottom end of the lower support column is fixed with a protrusion corresponding to the groove.

5. A wear sleeve for an automobile as defined in claim 4, wherein: A plurality of second buffer slot holes are formed in the upper support column and uniformly and spacedly arranged around the first buffer slot hole.

6. The automotive wear-reducing bushing of claim 1, wherein: The first buffer slot hole and the second buffer slot hole are both in a cylindrical shape. The cross section of the clamping part of the clamping claw is in a circular arc shape.

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