Combined anti-vibration pad

Abstract

The utility model discloses a combined anti-vibration pad which comprises an outer anti-vibration cylinder and an inner anti-vibration ring, a concave cavity is formed in the inner wall of the outer anti-vibration cylinder, and a C-shaped ring groove is formed in the middle of the outer wall of the inner anti-vibration ring. A convex ring with a V-shaped section is integrally formed in the middle of the inner wall of the concave cavity; a plurality of abutting protruding columns are arranged on the top wall and the bottom wall of the vibration reduction inner ring. The top face and the bottom face of the vibration reduction inner ring are each provided with an abutting ring groove. The vibration reduction inner ring is located in the concave cavity of the vibration reduction outer cylinder, the convex ring is clamped into the C-shaped ring groove, and the abutting convex column is located in the abutting ring groove for limiting; the vibration reduction inner ring relatively rotates in the vibration reduction outer cylinder, and the abutting protruding column moves in the abutting ring groove. According to the utility model, the structural arrangement is reasonable, the combined use is realized, and the convex ring and the C-shaped ring groove are used for limiting, so that the assembly effectiveness is improved, the vibration reduction performance of the whole structure can be improved during use, meanwhile, when a local structure is damaged, the local structure can be replaced and maintained, the maintenance cost is reduced, and the use stability is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of damping pad, specifically relates to a combined damping pad. BACKGROUND

[0002] Damping pad is a kind of common structure for buffering and damping, is used in different mechanical structural components, and the damping pad of prior art is mostly a cylindrical pad body or gasket, which can meet the use demand of general situation, but its damping effect is limited, and the connecting place of pad and structural component is deformed or displaced when being used for a long time, which affects the use stability to some extent, and the application is limited. SUMMARY

[0003] The utility model discloses a kind of combined damping pads with reasonable structure and being conducive to improving use stability.

[0004] The technical scheme for realizing the utility model is a kind of combined damping pad, including damping outer cylinder and damping inner ring, the inner wall of the damping outer cylinder is provided with recess cavity, the outer wall middle part of the damping inner ring is provided with C-shaped ring groove;

[0005] The inner wall middle part of the recess cavity is integrally formed with the convex ring with V-shaped cross section;

[0006] The top wall and bottom wall of the damping inner ring are provided with a plurality of abutting position convex columns;

[0007] The top surface and bottom surface of the damping inner ring are provided with abutting position ring groove;

[0008] The damping inner ring is in the recess cavity of the damping outer cylinder, and the convex ring is clamped into the C-shaped ring groove, and the abutting position convex column is in the abutting position ring groove limit;

[0009] The damping inner ring rotates relatively in the damping outer cylinder, and the abutting position convex column moves in the abutting position ring groove.

[0010] Further preferably, the inner diameter of the damping outer cylinder is greater than the inner diameter of the damping inner ring and less than the outer diameter of the damping inner ring.

[0011] Further preferably, the damping outer cylinder and the damping inner ring are both rubber structures.

[0012] Further preferably, the inner diameter of the recess cavity is greater than the outer diameter of the damping inner ring.

[0013] Further preferably, the ring wall of the damping inner ring is provided with a plurality of buffer round holes.

[0014] The utility model discloses a positive effect has: the utility model discloses the structure setting is reasonable, it is provided with the damping outer tube cooperation damping inner ring, the combination use of both and through the convex ring and C ring groove is positioned, has improved the effectiveness of assembly, and when using, can also improve the damping performance of overall structure, when partial structure damage among them, can carry out partial structure replacement maintenance, reduce the maintenance cost, improve the use stability, and the applicability is strong. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to make the content of the utility model more easily be clearly understood, the following according to specific embodiment and combining with the drawings, the utility model is further detailed, wherein:

[0016] Fig. 1 It is the structure schematic diagram of the utility model;

[0017] Fig. 2 It is the specific structure schematic diagram of damping inner ring in the utility model;

[0018] Fig. 3 It is the specific structure schematic diagram of damping outer tube in the utility model.

[0019] Reference signs: damping outer tube 1, damping inner ring 2, concave cavity 3, C ring groove 4, convex ring 5, abutment convex column 6, abutment ring groove 7, buffer round hole 8. DETAILED DESCRIPTION

[0020] The technical scheme in the utility model embodiment will be described clearly and completely below in combination with the drawings of the utility model embodiment, and apparently, the described embodiment only is a part of the embodiment of the utility model, not all the embodiment. Based on the embodiment in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor belong to the range of the utility model protection.

[0021] EMBODIMENT

[0022] See Figs. 1 to 3 As shown in the figure, a kind of combined damping pad, including damping outer tube 1 and damping inner ring 2, the inner wall of the damping outer tube is provided with concave cavity 3, and the outer wall of the damping inner ring is provided with C ring groove 4 in middle part;In the embodiment, the damping outer tube and the damping inner ring are all rubber structure body. When assembling, the damping inner ring is in the concave cavity, when assembling, the damping inner ring can be extruded and placed in the concave cavity of the damping outer tube.

[0023] And, in the embodiment, a convex ring 5 with a V-shaped cross section is integrally formed in the middle of the inner wall of the concave cavity; a plurality of abutting convex columns 6 are arranged on the top wall and the bottom wall of the damping inner ring; and abutting ring grooves 7 are arranged on the top surface and the bottom surface of the damping inner ring, which cooperate with the abutting convex columns to limit the position, and the abutting convex columns can rotate in the abutting ring grooves, so that the application range and the use stability are improved; when the damping inner ring is assembled in the concave cavity of the damping outer cylinder, the convex ring is clamped into the C-shaped ring groove, and the abutting convex columns are limited in the abutting ring grooves; and the damping inner ring rotates relatively in the damping outer cylinder, and the abutting convex columns move in the abutting ring grooves.

[0024] In actual application, the inner diameter of the damping outer cylinder is greater than the inner diameter of the damping inner ring and smaller than the outer diameter of the damping inner ring, and the inner diameter of the concave cavity is greater than the outer diameter of the damping inner ring, so that the damping inner ring can have a certain deformation damping space in the concave cavity, the effectiveness and stability of damping are ensured, and a plurality of buffer round holes 8 are arranged on the ring wall of the damping inner ring, so that the damping reliability is improved.

[0025] The utility model has the positive effect: the utility model discloses reasonable structure setting, and it is provided with damping outer cylinder cooperation damping inner ring, and the combination use is carried out through convex ring and C-shaped ring groove and is limited, improves the effectiveness of assembly, and also can improve the damping performance of overall structure when using, can carry out partial structure replacement maintenance when the partial structure of it is damaged, reduces the cost of maintenance, improves the use stability, and the applicability is strong.

[0026] The standard parts used in the embodiment can be directly purchased from the market, and the non-standard structural parts according to the description can also be directly processed according to the existing technical knowledge without doubt, and the connection mode of each part adopts the mature conventional means in the existing technology, and the machinery, parts and equipment adopt the conventional type in the existing technology, so the specific description is not made here.

[0027] Obviously, the above embodiments of the utility model are only examples for clearly illustrating the utility model, and are not the limitation of the embodiments of the utility model. For ordinary skilled in the art, other different forms of changes or changes can be made on the basis of the above description. Here, it is not necessary and impossible to enumerate all the embodiments. The changes or changes extended from the essential spirit of the utility model are still within the protection scope of the utility model.

Claims

1. A combined damper pad comprising a damper outer cylinder and a damper inner ring, characterized in that: The inner wall of the damping outer cylinder is provided with a concave cavity, and the outer wall of the damping inner ring is provided with a C-shaped ring groove in the middle part; The inner wall of the concave cavity is integrally formed with a convex ring with a V-shaped cross section in the middle part; The top wall and the bottom wall of the damping inner ring are provided with a plurality of abutting convex columns; The top surface and the bottom surface of the damping inner ring are provided with an abutting ring groove; The damping inner ring is located in the concave cavity of the damping outer cylinder, the convex ring is clamped into the C-shaped ring groove, and the abutting convex column is located in the abutting ring groove for limiting; The damping inner ring rotates relatively in the damping outer cylinder, and the abutting convex column moves in the abutting ring groove.

2. A combined damping pad according to claim 1, characterized in that: The inner diameter of the damping outer cylinder is greater than the inner diameter of the damping inner ring and smaller than the outer diameter of the damping inner ring.

3. A combined damping pad according to claim 1, characterized in that: The damping outer cylinder and the damping inner ring are both rubber structures.

4. A combined damping pad according to claim 1, characterized in that: The inner diameter of the concave cavity is greater than the outer diameter of the damping inner ring.

5. A combined damping pad according to claim 1, characterized in that: The ring wall of the damping inner ring is provided with a plurality of buffer circular holes.

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