Shock absorber with friction buffer ring

Abstract

The utility model relates to the technical field of shock absorbers, in particular to a shock absorber with a friction buffer ring, which comprises a shock absorber main body, a shock absorption mechanism is slidably connected to the top end of the shock absorber main body, the shock absorption mechanism comprises a supporting column, the supporting column is slidably connected to the top end of the shock absorber main body and penetrates into the shock absorber main body, and the friction buffer ring is arranged on the supporting column. A fixing column is fixedly connected to the top end of the supporting column, a fixing mechanism is slidably connected to the top end of the vibration reduction mechanism, the fixing mechanism comprises a supporting plate, the supporting plate is slidably connected to the interior of the fixing column, and sliding columns are fixedly connected to the two sides of the supporting plate and slidably connected to the interior of the fixing column. According to the shock absorber, the shock absorption effect of the shock absorber body can be improved through mutual cooperation of internal connections of the shock absorption mechanism, and connection and fixation of the shock absorber body in equipment can be completed through mutual cooperation of internal parts of the fixing mechanism.

Description

TECHNICAL FIELD

[0001] The utility model relates to shock absorber technical field, concretely relates to a shock absorber with friction buffer ring. BACKGROUND

[0002] Shock absorber, is used to restrain shock absorber spring shock after rebounding and the impact from the road, while the shock absorber is often used in the field of automobile suspension, and the shock absorber is not only used in suspension in the car, but also applied in other positions. For example, used in the cab, the seat, the steering wheel etc., can also be used as a buffer on the vehicle bumper.

[0003] But the existing shock absorber installs and uses only through the shock absorber spring to the oscillation energy absorption and damping, and only through the spring damping, easy to cause the support rod on the shock absorber long time friction, its internal sealing will reduce, and only through the spring shock absorber long time use, its damping effect will reduce.

[0004] Therefore, it is necessary to provide a shock absorber with friction buffer ring to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model discloses a kind of shock absorbers with friction buffer ring, by the mutual cooperation between the internal connection of shock absorbing mechanism, damping effect of shock absorber main body can be improved, and by the mutual cooperation between the internal parts of fixed mechanism, the connection and fixation of shock absorber main body in equipment can be completed, to solve the problem that damping is carried out by spring in prior art, easy to cause the support rod on the shock absorber long time friction, its internal sealing will reduce, and only through the spring shock absorber long time use, its damping effect will reduce.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of shock absorber with friction buffer ring, including shock absorber main body, the top end of the shock absorber main body is slidably connected with shock absorbing mechanism, and is penetrated to the inside of shock absorber main body, the top end of the shock absorbing mechanism is slidably connected with fixed mechanism, and is located in the inside of shock absorbing mechanism.

[0007] Preferably, the shock absorbing mechanism includes support column, the support column is slidably connected to the top end of shock absorber main body, and is penetrated to the inside of shock absorber main body, the top end of the support column is connected with fixed column, the bottom end of the fixed column is connected with telescopic spring, and is located at the outer wall of support column four around, and is connected and fixed to the top end of shock absorber main body, the support column is penetrated to the outer wall four around of the inside of shock absorber main body and is connected with fixed ring, and is slidably connected to the inside of shock absorber main body, the inner wall four around of the shock absorber main body is connected with fixed ring no.

[0008] Preferably, the fixing mechanism comprises a support plate, the support plate is slidably connected to the inside of the fixing column, the two sides of the support plate are fixedly connected with sliding columns, and the sliding columns are slidably connected to the inside of the fixing column, the top end of the support plate is fixedly connected with an extension column, the bottom end of the support plate is fixedly connected with a contraction spring, a plurality of sliding blocks are slidably connected to the inside of the fixing column and are located on the two sides of the top end of the sliding column respectively, and one side of the sliding block is fixedly connected with a connecting spring and located in the inside of the fixing column.

[0009] Preferably, the inside of the damper body is provided with an extension groove matched with the support column, the first buffer ring and the second buffer ring are in a conical shape, and the inside of the damper body is provided with buffer grooves matched with the first buffer ring and the second buffer ring, and the top end of the damper body is provided with a spring groove matched with the extension spring.

[0010] Preferably, the inside of the fixing column is provided with a movable groove matched with the support plate, the inside of the fixing column is provided with a support groove matched with the contraction spring, and the inside of the fixing column is provided with a moving groove matched with the sliding column.

[0011] Preferably, the top end of the sliding column is provided with a conical surface, the bottom end of the sliding block is provided with a conical groove matched with the sliding column, and the inside of the fixing column is provided with a sliding groove matched with the sliding block.

[0012] In the above technical solution, the technical effects and advantages of the utility model are provided:

[0013] 1. After the fixing column is fixedly connected with the equipment, when the damper body is vibrated, the fixing column is forced to extrude the extension spring to move, the fixing column drives the support column to move, the support column moves to the inside of the damper body to drive the plurality of first buffer rings sleeved with the outer wall to abut against the second buffer rings on the inner wall of the damper body, the first buffer rings and the second buffer rings are in contact and rub each other, thereby improving the connection friction between the support column and the damper body, the damping performance between the support column and the damper body is improved through the first buffer rings and the second buffer rings, and the sealing performance of the damper body as a whole is improved.

[0014] 2. After the connecting bolt at the top end of the fixing column is fixedly connected with the inside of the equipment through thread connection, the bolt extrudes the extension column, the extension column drives the support plate to extrude the contraction spring to move, the support plate drives the sliding columns on the two sides to move, the sliding columns move to release the extrusion on the sliding blocks, the sliding blocks release the extrusion on the connecting spring, the connecting spring resets to push the sliding blocks to move, the sliding blocks move to clamp and fix the bolt in the inside of the fixing column, and the stability during the connection between the fixing column and the equipment can be improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] To more clearly illustrate the technical solutions in the embodiments of this application or the prior art, the drawings used in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in this invention. For those skilled in the art, other drawings can be obtained based on these drawings.

[0016] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0017] Figure 2 This is a cross-sectional structural diagram of the fixing column of this utility model;

[0018] Figure 3 This is a cross-sectional structural diagram of the main body of the shock absorber of this utility model;

[0019] Figure 4 For the present utility model Figure 2 Enlarged structural diagram at point A in the middle;

[0020] Figure 5 For the present utility model Figure 3 Enlarged structural diagram at point B.

[0021] Explanation of reference numerals in the attached figures:

[0022] 1. Vibration damper body; 2. Vibration damping mechanism; 201. Support column; 202. Fixed column; 203. Telescopic spring; 204. Buffer ring No. 1; 205. Buffer ring No. 2; 3. Fixing mechanism; 301. Support plate; 302. Sliding column; 303. Telescopic column; 304. Contraction spring; 305. Sliding block; 306. Connecting spring. Detailed Implementation

[0023] To enable those skilled in the art to better understand the technical solution of this utility model, the present utility model will be further described in detail below with reference to the accompanying drawings.

[0024] This utility model provides, for example Figures 1-5 The damper shown includes a damper body 1, a damping mechanism 2 slidably connected to the top of the damper body 1 and extending into the interior of the damper body 1, and a fixing mechanism 3 slidably connected to the top of the damping mechanism 2 and located inside the damping mechanism 2. Through the mutual cooperation between the internal connections of the damping mechanism 2, the damping effect of the damper body 1 can be improved, and through the mutual cooperation between the internal parts of the fixing mechanism 3, the connection and fixation of the damper body 1 in the equipment can be completed.

[0025] Refer to the instruction manual appendix Figures 1-5The damping mechanism 2 comprises a support column 201 which is slidingly connected to the top end of the damper body 1 and penetrates into the interior of the damper body 1, the top end of the support column 201 is fixedly connected with a fixed column 202, the bottom end of the fixed column 202 is fixedly connected with an extension spring 203, and is located around the outer wall of the support column 201 and is fixedly connected to the top end of the damper body 1, a first buffer ring 204 is fixedly sleeved around the outer wall of the support column 201 which penetrates into the interior of the damper body 1 and is slidingly connected to the interior of the damper body 1, a second buffer ring 205 is fixedly sleeved around the inner wall of the damper body 1 and is in contact with the outer wall of the first buffer ring 204, and the damping effect of the damper body 1 is improved through the cooperation between the internal connections of the damping mechanism 2.

[0026] With reference to the accompanying drawings Figures 1-5 The fixing mechanism 3 comprises a support plate 301 which is slidingly connected to the interior of the fixed column 202, the two sides of the support plate 301 are fixedly connected with sliding columns 302 which are slidingly connected to the interior of the fixed column 202, the top end of the support plate 301 is fixedly connected with an extension column 303, the bottom end of the support plate 301 is fixedly connected with a contraction spring 304, a plurality of sliding blocks 305 are slidingly connected in the interior of the fixed column 202 and are respectively located on the two sides of the top end of the sliding column 302, one side of the sliding block 305 is fixedly connected with a connecting spring 306 which is located in the interior of the fixed column 202, and the connection and fixing of the damper body 1 in the equipment are completed through the cooperation between the internal parts of the fixing mechanism 3.

[0027] With reference to the accompanying drawings Figures 1-5 The interior of the damper body 1 is provided with an extension groove matched with the support column 201, the first buffer ring 204 and the second buffer ring 205 are in the shape of a taper, and the interior of the damper body 1 is provided with buffer grooves matched with the first buffer ring 204 and the second buffer ring 205, and the top end of the damper body 1 is provided with a spring groove matched with the extension spring 203, the shape of the first buffer ring 204 and the second buffer ring 205 is a taper, which facilitates the mutual friction of the first buffer ring 204 and the second buffer ring 205, so as to improve the friction coefficient between the damper body 1 and the support column 201.

[0028] With reference to the accompanying drawings Figures 1-5 The interior of the fixed column 202 is provided with a movable groove matched with the support plate 301, the interior of the fixed column 202 is provided with a support groove matched with the contraction spring 304, and the interior of the fixed column 202 is provided with a moving groove matched with the sliding column 302, and the interior of the fixed column 202 is provided with the movable groove matched with the support plate 301, which facilitates the sliding of the support plate 301 in the interior of the fixed column 202.

[0029] With reference to the accompanying drawings Figures 1-5The top end of the sliding column 302 is provided with a conical surface, the bottom end of the sliding block 305 is provided with a conical groove matched with the sliding column 302, and the inner portion of the fixed column 202 is provided with a sliding groove matched with the sliding block 305.

[0030] The utility model discloses a working principle:

[0031] Referring to the drawings in the specification Figures 1-5 When the shock absorber main body 1 is vibrated after being fixedly connected with the equipment through the fixed column 202, the fixed column 202 is stressed to extrude and contract the expansion spring 203 to move, the fixed column 202 drives the supporting column 201 to move, the supporting column 201 moves to the inside of the shock absorber main body 1 to drive the plurality of first buffer rings 204 sleeved with the outer wall to mutually adhere to the second buffer ring 205 in the inner wall of the shock absorber main body 1, the first buffer ring 204 and the second buffer ring 205 are mutually contacted and rubbed, thereby improving the connecting friction between the supporting column 201 and the shock absorber main body 1, the damping performance between the supporting column 201 and the shock absorber main body 1 can be improved through the first buffer ring 204 and the second buffer ring 205, and the sealing property of the shock absorber main body 1 as a whole can be improved.

[0032] Referring to the drawings in the specification Figures 1-5 After the connecting bolt in the inner portion of the equipment is fixedly connected with the top end of the fixed column 202 through thread connection, the bolt extrudes the telescopic column 303, the telescopic column 303 drives the supporting plate 301 to extrude and contract the expansion spring 304 to move, the supporting plate 301 drives the two sliding columns 302 to move, the sliding column 302 removes the extrusion on the sliding block 305, the sliding block 305 removes the extrusion on the connecting spring 306, the connecting spring 306 resets to push the sliding block 305 to move, the sliding block 305 moves to clamp and fix the bolt in the inner portion of the fixed column 202, and the stability when the fixed column 202 is connected with the equipment can be improved.

[0033] The above only describes some exemplary embodiments of the utility model in a descriptive manner, without doubt, for ordinary skilled in the art, under the condition that the spirit and scope of the utility model are not deviated, the described embodiments can be modified in various different modes. Therefore, the above drawings and description are illustrative in nature and should not be understood as limiting the protection scope of the utility model claims.

Claims

1. A damper with a friction buffer ring, comprising a damper body (1), characterized in that: The top end of the shock absorber body (1) is slidably connected with a damping mechanism (2) which penetrates into the interior of the shock absorber body (1), and the top end of the damping mechanism (2) is slidably connected with a fixing mechanism (3) which is located in the interior of the damping mechanism (2).

2. A shock absorber having a friction buffer ring according to claim 1, characterized in that: The damping mechanism (2) comprises a support column (201) which is slidably connected with the top end of the shock absorber body (1) and penetrates into the interior of the shock absorber body (1), the top end of the support column (201) is fixedly connected with a fixing column (202), the bottom end of the fixing column (202) is fixedly connected with a telescopic spring (203) which is located around the outer wall of the support column (201) and is fixedly connected with the top end of the shock absorber body (1), the support column (201) is fixedly sleeved with a first buffer ring (204) around the outer wall of the interior of the shock absorber body (1) and is slidably connected with the interior of the shock absorber body (1), and the inner wall of the shock absorber body (1) is fixedly sleeved with a second buffer ring (205) which is in contact with the outer wall of the first buffer ring (204).

3. A shock absorber having a friction buffer ring according to claim 2, characterized in that: The fixing mechanism (3) comprises a support plate (301) which is slidably connected with the interior of the fixing column (202), both sides of the support plate (301) are fixedly connected with a sliding column (302) which is slidably connected with the interior of the fixing column (202), the top end of the support plate (301) is fixedly connected with a telescopic column (303), the bottom end of the support plate (301) is fixedly connected with a contraction spring (304), and the interior of the fixing column (202) is slidably connected with a plurality of sliding blocks (305) which are located on both sides of the top end of the sliding column (302), respectively, one side of the sliding block (305) is fixedly connected with a connecting spring (306) which is located in the interior of the fixing column (202).

4. A shock absorber having a friction buffer ring according to claim 2, characterized in that: The interior of the shock absorber body (1) is provided with a telescopic groove which matches the support column (201), the first buffer ring (204) and the second buffer ring (205) are in the shape of a taper, and the interior of the shock absorber body (1) is provided with buffer grooves which match the first buffer ring (204) and the second buffer ring (205), and the top end of the shock absorber body (1) is provided with a spring groove which matches the telescopic spring (203).

5. A shock absorber having a friction buffer ring according to claim 3, characterized in that: The interior of the fixing column (202) is provided with a movable groove which matches the support plate (301), the interior of the fixing column (202) is provided with a support groove which matches the contraction spring (304), and the interior of the fixing column (202) is provided with a moving groove which matches the sliding column (302).

6. A shock absorber having a friction buffer ring according to claim 3, characterized in that: The top end of the sliding column (302) is provided with a tapered surface, the bottom end of the sliding block (305) is provided with a tapered groove which matches the sliding column (302), and the interior of the fixing column (202) is provided with a sliding groove which matches the sliding block (305).

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