CN210371652U

CN210371652U - Bushing assembly with anti-extrusion function

Info

Publication number: CN210371652U
Application number: CN201921022974.4U
Authority: CN
Inventors: 贺喜; 李建光; 田宇
Original assignee: Jiangxi Huaxun Industrial Co ltd
Current assignee: Jiangxi Huaxun Industrial Co ltd
Priority date: 2019-07-03
Filing date: 2019-07-03
Publication date: 2020-04-21
Anticipated expiration: 2029-07-03

Abstract

The utility model discloses a bush subassembly with prevent extrusion function, including I shape bush shell and bush body, the inside of four ends of I shape bush shell all is equipped with a screw hole, and the inside in the middle of the I shape bush shell is positive is equipped with the mounting hole, is equipped with four dashpots on the lateral wall in the mounting hole, equal fixedly connected with buffer board on four dashpots inner walls, and the equal sliding sleeve of four buffer board lateral surfaces has the lagging, and four lagging are kept away from the buffer board and are located the equal fixedly connected with arc compression piece of dashpot outside one end, and beneficial effect is: through setting up an I shape bush shell at the bush outer lane, set up lagging and buffer board between bush and the bush shell, when the bush received the extrusion force, the buffer board can direct shrink to the lagging in to possess certain resistance to compression cushioning effect, set up dismantled and assembled fastening bolt simultaneously between bush and the bush shell, can realize the dismouting of bush and bush shell fast, it is more convenient to use.

Description

Bushing assembly with anti-extrusion function

Technical Field

The utility model relates to a bush subassembly, in particular to bush subassembly with prevent extrusion function belongs to bush equipment technical field.

Background

The bush is used for outside the mechanical part to reach the complete set that joins in marriage of effects such as sealed, wearing and tearing protection, indicates the ring cover that plays the liner effect, and current bush can not bear very big extrusion force or impact force, does not possess certain resistance to compression function, leads to damaging very easily after the pressurized, changes loaded down with trivial details, and the practicality is not high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lining cover subassembly with prevent extrusion function 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: a lining component with an anti-extrusion function comprises an I-shaped lining shell and a lining body, wherein a first threaded hole is formed in each of four ends of the I-shaped lining shell, a mounting hole is formed in the middle of the I-shaped lining shell, four buffer grooves are formed in the inner side wall of the mounting hole, buffer plates are fixedly connected to the inner walls of the four buffer grooves, sleeve plates are sleeved on the outer side surfaces of the four buffer plates in a sliding mode, arc-shaped compression members are fixedly connected to one ends, away from the buffer plates, of the four sleeve plates, located on the outer sides of the buffer grooves, the four arc-shaped compression members are jointly attached to the lining body, a positioning hole is formed in one end of the lining body, a positioning pin is fixedly connected to one end, located at the positioning hole, of the inner side wall of the mounting hole, of the positioning pin, and two threaded holes are, three equal threaded connection in No. two screw holes has fastening bolt, and is three fastening bolt all runs through the bush body.

Preferably, the lining body is located on two side walls of the positioning opening and is fixedly connected with rubber balls.

Preferably, four the gas pocket all is equipped with in the lagging inside, four the gas pocket all with the sealed sliding connection of buffer board that corresponds and inside all is filled with compressed gas.

Preferably, the inside just is located three fastening bolt just opposite face and all is equipped with the jack of bush body lateral surface, and three the diameter of jack all equals fastening bolt's external screw diameter.

Preferably, the positioning holes are formed in the two side faces of the positioning pin, and the distance between the two positioning holes is equal to the distance between the two rubber balls.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a lining subassembly with prevent extrusion function, its structural design is reasonable, and easy operation through setting up an I shape bush shell in the bush outer lane, sets up lagging and buffer board between bush and the bush shell, and when the bush received the extrusion force, the buffer board can direct shrinkage to the lagging in to possess certain resistance to compression cushioning effect, set up dismantled and assembled fastening bolt simultaneously between bush and the bush shell, can realize the dismouting of bush and bush shell fast, it is more convenient to use.

Drawings

Fig. 1 is a top view of the present invention;

FIG. 2 is a cross-sectional top view of the I-shaped bushing shell of the present invention;

FIG. 3 is a sectional view of the connection between the sleeve plate and the buffer plate;

FIG. 4 is a cross-sectional view of the bushing body of the present invention;

fig. 5 is a schematic structural view of the positioning pin of the present invention.

In the figure: 1. an I-shaped liner housing; 2. a bushing body; 3. positioning the opening; 4. a rubber ball; 5. mounting holes; 6. fastening a bolt; 7. positioning pins; 8. an arcuate compression member; 9. sheathing; 10. a buffer plate; 11. a buffer tank; 12. a first threaded hole; 13. a second threaded hole; 14. air holes; 15. a jack; 16. and (7) positioning the holes.

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. 1-5, the present invention provides a technical solution: a bushing component with an anti-extrusion function comprises an I-shaped bushing shell 1 and a bushing body 2, wherein a first threaded hole 12 is formed in each of four ends of the I-shaped bushing shell 1, a mounting hole 5 is formed in the middle of the I-shaped bushing shell 1, four buffer slots 11 are formed in the inner side wall of the mounting hole 5, buffer plates 10 are fixedly connected to the inner walls of the four buffer slots 11, sleeve plates 9 are slidably sleeved on the outer side surfaces of the four buffer plates 10, arc-shaped compression members 8 are fixedly connected to one ends, far away from the buffer plates 10, of the four sleeve plates 9 and located on the outer sides of the buffer slots 11, the bushing body 2 is jointly attached among the four arc-shaped compression members 8, a positioning port 3 is formed in one end of the bushing body 2, a positioning pin 7 is fixedly connected to one end, located on the inner side wall of the mounting hole 5, of the positioning port 3, a second threaded hole 13, three No. two screw holes 13 are inside all threaded connection have fastening bolt 6, and three fastening bolt 6 all runs through bush body 2.

Wherein, the lining body 2 is located equal fixedly connected with rubber ball 4 on 3 both sides walls of location mouth, can play certain location cushioning effect.

Wherein, four gas holes 14 are all arranged inside the four sleeve plates 9, and the four gas holes 14 are all connected with the corresponding buffer plates 10 in a sealing and sliding manner and are all filled with compressed gas to play a certain compression-resisting role.

Wherein, the inside just opposite face that is located three fastening bolt 6 of 2 lateral surfaces of bush body all is equipped with jack 15, and the external screw thread diameter that the diameter of three jack 15 equalling is equal to fastening bolt 6 is convenient for fix bush body 2 in the mounting hole 5 of I shape bush shell 1.

Wherein, the inside of locating pin 7 both sides face all is equipped with locating hole 16, and the interval between two locating holes 16 equals the interval of two rubber balls 4, through the cooperation of rubber ball 4 and locating hole 16, can just in time fix a position three jack 15 in fastening bolt 6 just opposite.

Specifically, the utility model discloses during the use, at first insert I shape bush shell 1's mounting hole 5 with bush body 2 in, after two rubber balls 4 just in time block in two locating holes 16 of locating pin 7, three jack 15 on the bush body 2 just in time just faces three fastening bolt 6, can screw three fastening bolt 6 into three jack 15 of bush body 2 this moment, just so can be with 2 fixed card of bush bodies in mounting hole 5's relevant position, fix whole through a screw hole 12 on relevant equipment again, when bush body 2 receives the extrusion force of center pin, can directly promote arc compression 8, race plate 9 can be towards 11 inside extrusions of dashpot, dash plate 10 is to the gas pocket 14 internal contraction of race plate 9, realize the shock attenuation of resistance to compression, thereby effectual protection bush body 2 does not receive the damage of extrusion force.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The bushing assembly with the extrusion prevention function is characterized by comprising an I-shaped bushing shell (1) and a bushing body (2), wherein threaded holes (12) are formed in four ends of the I-shaped bushing shell (1), a mounting hole (5) is formed in the middle of the I-shaped bushing shell (1), four buffer grooves (11) are formed in the inner side wall of the mounting hole (5), buffer plates (10) are fixedly connected to the inner wall of the four buffer grooves (11), sleeve plates (9) are slidably sleeved on the outer side faces of the four buffer plates (10), the four sleeve plates (9) are far away from the buffer plates (10) and are located at one ends of the outer sides of the buffer grooves (11), arc-shaped compression pieces (8) are fixedly connected to one ends of the arc-shaped compression pieces (8) together, the bushing body (2) is attached to one end of the bushing body (2), and a positioning hole (3) is formed in one end of the bushing body (2, just be located location mouth (3) one end fixedly connected with locating pin (7) on mounting hole (5) inside wall, other three-ends that I shape bush shell (1) is inside and be located non-locating pin (7) all are equipped with No. two screw holes (13), and are three No. two inside equal threaded connection of screw hole (13) has fastening bolt (6), and is three fastening bolt (6) all run through bush body (2).

2. A bushing assembly having an anti-extrusion function as in claim 1, wherein: the bushing body (2) is located on two side walls of the positioning opening (3) and is fixedly connected with rubber balls (4).

3. A bushing assembly having an anti-extrusion function as in claim 1, wherein: four gas holes (14) are formed in the sleeve plates (9), and the gas holes (14) are connected with the corresponding buffer plates (10) in a sealing and sliding mode, and compressed gas is filled in the gas holes (14).

4. A bushing assembly having an anti-extrusion function as in claim 1, wherein: the bushing is characterized in that jacks (15) are formed in the outer side face of the bushing body (2) and located right opposite to the three fastening bolts (6), and the diameters of the jacks (15) are equal to the diameters of external threads of the fastening bolts (6).

5. A bushing assembly having an anti-extrusion function as in claim 1, wherein: positioning holes (16) are formed in the two side faces of the positioning pin (7), and the distance between the two positioning holes (16) is equal to the distance between the two rubber balls (4).