CN214945966U

CN214945966U - Shockproof bushing

Info

Publication number: CN214945966U
Application number: CN202120522891.2U
Authority: CN
Inventors: 林光贤; 刘悦
Original assignee: Zhejiang Xiongben Technology Co ltd
Current assignee: Zhejiang Xiongben Technology Co ltd
Priority date: 2021-03-12
Filing date: 2021-03-12
Publication date: 2021-11-30
Anticipated expiration: 2031-03-12

Abstract

The utility model discloses a shockproof type bush of a mechanical part, which comprises an outer ring and an inner ring, wherein the inner wall of the outer ring is provided with first chutes which are arranged at equal intervals, the outer surface of the inner ring is provided with second sliding chutes which are arranged at equal intervals, the inner part of the outer ring is provided with two groups of elastic steel plates which are arranged at equal intervals, the two ends of the elastic steel plate are fixedly connected with sliding blocks which are matched with the first sliding chute and the second sliding chute, through the matching arrangement of the second chute, the first chute, the elastic steel plate and the slide block, the slide block is respectively arranged in the first chute and the second chute, and fix the slider in the inside of first spout and second spout through welder to under the effect of elastic steel plate, realized the purpose to inner circle transmission energy absorption, the effectual pulling crack or the pine phenomenon of taking off that appears in having prevented the bush, guaranteed the shock resistance of bush.

Description

Shockproof bushing

Technical Field

The utility model relates to a machine part field specifically is a type bush takes precautions against earthquakes.

Background

The bush is used outside a mechanical part to achieve the effects of sealing, abrasion protection and the like, and is a ring sleeve playing the role of a gasket, in the application field of valves, the bush is arranged in a valve cover, generally made of corrosion-resistant materials such as polytetrafluoroethylene or graphite and the like and used for sealing, the bush has high use flexibility and can play a plurality of functions.

At present, most of traditional shockproof bushings utilize rubber to resist shock, and the phenomenon of tension cracking or loosening often occurs at the joint between the rubber and the inner shell and the joint between the rubber and the outer shell due to the effect of torsional force when in use, so that the whole shockproof bushing loses the shockproof effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a type bush takes precautions against earthquakes to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a shockproof type bush, includes outer lane and inner circle, the first spout that the equidistance was arranged is seted up to the inner wall of outer lane, the second spout that the equidistance was arranged is seted up to the surface of inner circle, the inside of outer lane is provided with the elastic steel board that two sets of equidistance were arranged, the equal fixedly connected with slider in both ends of elastic steel board, just slider and first spout and second spout looks adaptation.

As a further aspect of the present invention: a rubber ring is arranged in a gap between the outer ring and the inner ring, connecting pads which are arranged at equal intervals are fixedly connected to the outer surface and the inner wall of the rubber ring, and the rubber ring is fixedly connected with the inner wall of the outer ring and the outer surface of the inner ring through the connecting pads; through setting up the connecting pad, fix the rubber circle through the connecting pad.

As a further aspect of the present invention: the inner wall and the outer wall of the rubber ring are fixedly connected with elastic balls, and the outer surfaces of the two groups of elastic balls are respectively contacted with the inner wall of the outer ring and the outer surface of the inner ring; through setting up the elastic ball, can effectually absorb the energy of inner circle transmission and the energy of rubber circle transmission, and then realize jar-proof purpose.

As a further aspect of the present invention: cavities which are arranged equidistantly are formed in the rubber ring, and a cross block is fixedly connected inside each cavity; through setting up the cavity, can reduce the gravity of rubber circle self, and then reduction in production cost.

As a further aspect of the present invention: an air bag ball is embedded in each cross block, and helium is arranged in each air bag ball; through setting up the gasbag ball, absorb the energy of cross piece transmission through the gasbag ball, realized shockproof purpose.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, through the cooperation setting between second spout, first spout, elastic steel plate and the slider, through put the inside of putting into first spout and second spout respectively with the slider to fix the slider in the inside of first spout and second spout through welder, and under elastic steel plate's effect, realized the absorptive purpose of inner circle transmission energy, effectually prevented to appear in the bush and drawn and split or the pine phenomenon of taking off, guaranteed the shockproof performance of bush.

2. The utility model discloses in, through elasticity ball and gasbag ball, absorb the energy of inner circle transmission and the energy of rubber circle transmission through the elasticity ball, absorb the energy of cross piece transmission through the gasbag ball, promoted the shockproof effect of bush.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the elastic steel plate of the present invention;

fig. 3 is an enlarged schematic view of a structure a in fig. 1 according to the present invention.

In the figure: 1. an outer ring; 2. an inner ring; 3. a rubber ring; 4. a connecting pad; 5. an elastic ball; 6. a first chute; 7. a second chute; 8. an elastic steel plate; 9. a slider; 10. a cavity; 11. a cross block; 12. an air bag ball.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, in an embodiment of the present invention, a shockproof bushing includes an outer ring 1 and an inner ring 2, a first sliding groove 6 is disposed on an inner wall of the outer ring 1 and equidistantly arranged, a second sliding groove 7 is disposed on an outer surface of the inner ring 2 and equidistantly arranged, two sets of elastic steel plates 8 are disposed inside the outer ring 1 and equidistantly arranged, sliding blocks 9 are fixedly connected to both ends of the elastic steel plates 8, and the sliding blocks 9 are adapted to the first sliding groove 6 and the second sliding groove 7.

Wherein, a rubber ring 3 is arranged in a crack between the outer ring 1 and the inner ring 2, connecting pads 4 which are arranged at equal intervals are fixedly connected on the outer surface and the inner wall of the rubber ring 3, and the rubber ring 3 is fixedly connected with the inner wall of the outer ring 1 and the outer surface of the inner ring 2 through the connecting pads 4; by providing the connection pad 4, the rubber ring 3 is fixed by the connection pad 4.

Wherein, the inner wall and the outer wall of the rubber ring 3 are both fixedly connected with elastic balls 5, and the outer surfaces of the two groups of elastic balls 5 are respectively contacted with the inner wall of the outer ring 1 and the outer surface of the inner ring 2; through setting up elastic ball 5, can effectually absorb the energy of inner circle 2 transmission and the energy of rubber circle 3 transmission, and then realize shockproof purpose.

Wherein, the inside of the rubber ring 3 is provided with cavities 10 which are arranged at equal intervals, and the inside of each cavity 10 is fixedly connected with a cross block 11; through setting up cavity 10, can reduce the gravity of rubber circle 3 self, and then reduction in production cost.

An air bag ball 12 is inlaid in each cross block 11, and helium is arranged in each air bag ball 12; through setting up gasbag ball 12, absorb the energy of cross piece 11 transmission through gasbag ball 12, realized the shockproof purpose.

The utility model discloses a theory of operation is: when the bushing is assembled, firstly, the rubber ring 3 is placed in the elastic steel plates 8, then the sliding blocks 9 at two ends of the elastic steel plates 8 are respectively placed in the first sliding groove 6 and the second sliding groove 7 which are different, then the sliding blocks 9 are fixed in the first sliding groove 6 and the second sliding groove 7 through the welding gun, finally, the connecting pads 4 on the outer wall and the inner wall of the elastic ball 5 are respectively fixed with the inner wall of the outer ring 1 and the outer surface of the inner ring 2 through the hot melting machine, when the inner ring 2 bears impact energy, the impact energy borne by the inner ring 2 is absorbed through the elastic steel plates 8, the purpose of absorbing the energy transmitted by the inner ring 2 is realized, the phenomenon of pulling crack or loosening in the bushing is effectively prevented, the shockproof performance of the bushing is ensured, the energy transmitted by the inner ring 2 and the energy transmitted by the rubber ring 3 are absorbed through the elastic ball 5, and the energy transmitted by the cross block 11 is absorbed through the air bag ball 12, the shockproof effect of the lining 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

1. The utility model provides a type bush takes precautions against earthquakes, includes outer lane (1) and inner circle (2), its characterized in that: the inner wall of outer lane (1) is seted up first spout (6) that the equidistance was arranged, the surface of inner circle (2) is seted up second spout (7) that the equidistance was arranged, the inside of outer lane (1) is provided with two sets of elastic steel plate (8) that the equidistance was arranged, the equal fixedly connected with slider (9) in both ends of elastic steel plate (8), just slider (9) and first spout (6) and second spout (7) looks adaptation.

2. The shockproof bushing of claim 1, wherein: be provided with rubber circle (3) in the crack between outer lane (1) and inner circle (2), the equal fixedly connected with of surface and the inner wall of rubber circle (3) connects pad (4) that the equidistance was arranged, just rubber circle (3) are through the fixed surface connection of the inner wall of connecting pad (4) and outer lane (1) and inner circle (2).

3. The shockproof bushing of claim 2, wherein: the inner wall and the outer wall of the rubber ring (3) are fixedly connected with elastic balls (5), and the outer surfaces of the two groups of elastic balls (5) are respectively contacted with the inner wall of the outer ring (1) and the outer surface of the inner ring (2).

4. The shockproof bushing of claim 2, wherein: cavities (10) which are arranged equidistantly are formed in the rubber ring (3), and cross blocks (11) are fixedly connected inside each cavity (10).

5. The shockproof bushing of claim 4, wherein: an air bag ball (12) is inlaid in each cross block (11), and helium is arranged in each air bag ball (12).