CN209838961U

CN209838961U - Bearing bush assembly

Info

Publication number: CN209838961U
Application number: CN201822274792.8U
Authority: CN
Inventors: 楼昱东
Original assignee: ZHEJIANG ZHENGSHENG BEARING CO Ltd
Current assignee: ZHEJIANG ZHENGSHENG BEARING CO Ltd
Priority date: 2018-12-31
Filing date: 2018-12-31
Publication date: 2019-12-24
Anticipated expiration: 2028-12-31

Abstract

The utility model relates to an axle bush technical field, especially concretely relates to axle bush subassembly. The semi-ring outer bearing bush comprises semi-ring outer bearing bushes arranged in two symmetries, a semi-ring oil groove seat arranged on two sides of each semi-ring outer bearing bush, wherein the semi-ring oil groove seats and the semi-ring outer bearing bushes are connected through a first detachable structure, an oil groove is formed in the inner wall of each semi-ring oil groove seat, a plurality of arc inner bearing bushes uniformly distributed along the circumferential direction of the inner wall of each semi-ring outer bearing bush are arranged between each semi-ring outer bearing bush and each two half ring oil groove seats, the arc inner bearing bushes are connected with the semi-ring outer bearing bushes through a second detachable structure, the inner diameter of each semi-ring outer bearing bush is smaller than the inner diameter of each semi-ring oil groove seat. Compared with the prior art, the bearing bush component has the advantages that: 1. reasonable in design, the maintenance of being convenient for. 2. The bearing effect is good, and the service life is long. 3. The maintenance cost is lower, and the maintenance is simple.

Description

Bearing bush assembly

Technical Field

The utility model relates to an axle bush technical field, especially concretely relates to axle bush subassembly.

Background

The bearing bush is the part of the sliding bearing contacted with the shaft neck, is in the shape of a tile-shaped semi-cylindrical surface, is very smooth, is generally made of wear-resistant materials such as bronze, antifriction alloy and the like, and can be made of wood, engineering plastics or rubber under special conditions. The existing bearing bush has the technical problems of inconvenient maintenance, higher maintenance cost and the like.

Disclosure of Invention

The utility model aims at the above-mentioned problem, provide a reasonable in design, the axle bush subassembly of being convenient for maintain.

In order to achieve the above purpose, the utility model adopts the following technical proposal: this axle bush subassembly, its characterized in that, including the semi-ring outer axle bush that the bisymmetry set up, the semi-ring oil groove seat that every semi-ring outer axle bush both sides all were equipped with, semi-ring oil groove seat and semi-ring outer axle bush link to each other through first detachable construction, be equipped with the oil groove on semi-ring oil groove seat inner wall, be equipped with a plurality of arc inner axle bushes of evenly distributed on the semi-ring outer axle bush inner wall circumferencial direction between semi-ring outer axle bush and two halves ring oil groove seat, the arc inner axle bush pass through second detachable construction and link to each other with the semi-ring outer axle bush, semi-ring outer axle bush internal diameter be less than the internal diameter with semi-ring oil groove seat, the interval phase-match between semi.

In the bearing bush assembly, the outer peripheral part of the semi-ring oil groove seat is provided with a positioning step positioned on the inner side.

In the above bearing bush assembly, the outer peripheral part of the half-ring outer bearing bush is provided with positioning grooves distributed along the circumferential direction.

In foretell axle bush subassembly, semi-ring outer axle bush one end both sides be equipped with reference column and first through-hole respectively, be equipped with locating hole and second through-hole respectively in semi-ring outer axle bush other end both sides, first through-hole and second through-hole be located semi-ring outer axle bush both sides respectively.

In foretell axle bush subassembly, first detachable construction include that three axial wears to establish semi-ring outer bearing bush and both sides semi-ring oil groove seat and follow the fixing bolt that the circumferencial direction distributes, the fixing bolt both ends all not exceed semi-ring oil groove seat lateral surface.

In foretell axle bush subassembly, second detachable construction including setting up two screw thread blind holes on the interior axle bush outer wall of arc, semi-ring exterior axle bush on radially wear to be equipped with the inner can be used for the axle bush bolt of fixed arc interior axle bush with screw thread blind hole spiro union.

In the bearing bush component, the inner wall of the arc-shaped inner bearing bush is provided with an anti-wear layer.

Compared with the prior art, the bearing bush component has the advantages that: 1. reasonable in design, the maintenance of being convenient for. 2. The bearing effect is good, and the service life is long. 3. The maintenance cost is lower, and the maintenance is simple.

Drawings

Fig. 1 is a schematic structural diagram provided by the present invention.

Fig. 2 is a schematic structural view of the bearing bush with the arc-shaped inner part.

Fig. 3 is a schematic structural view of the arc-free inner bearing shell provided by the present invention.

Fig. 4 is a schematic cross-sectional structure of fig. 2.

Fig. 5 is a schematic bottom view of fig. 2.

In the drawing, a half ring outer bearing bush 1, a half ring oil groove seat 2, a first detachable structure 3, an oil groove 21, an arc inner bearing bush 4, a second detachable structure 5, a positioning step 22, a positioning groove 11, a positioning column 12, a first through hole 13, a positioning hole 14, a second through hole 15, a fixing bolt 31, a threaded blind hole 51, a bearing bolt 52, and an anti-wear layer 41.

Detailed Description

As shown in fig. 1-5, the bearing bush assembly includes two symmetrical half ring outer bearing bushes 1, the two half ring outer bearing bushes 1 are assembled into a ring shape, a half ring oil groove seat 2 is disposed on each of two sides of each half ring outer bearing bush 1, the half ring oil groove seat 2 is connected with the half ring outer bearing bush 1 through a first detachable structure 3, an oil groove 21 is disposed on an inner wall of the half ring oil groove seat 2, a plurality of arc inner bearing bushes 4 uniformly distributed along a circumferential direction of the inner wall of the half ring outer bearing bush 1 are disposed between the half ring outer bearing bush 1 and the two half ring oil groove seats 2, the arc inner bearing bushes 4 are connected with the half ring outer bearing bush 1 through a second detachable structure 5, an inner diameter of the half ring outer bearing bush 1 is smaller than an inner diameter of the half ring oil groove seat 2, and a width of the half ring outer bearing bush 1.

More specifically, the outer periphery of the semi-ring oil groove seat 2 is provided with a positioning step 22 positioned at the inner side; the outer part of the semi-ring outer bearing bush 1 is provided with positioning grooves 11 distributed along the circumferential direction.

The two sides of one end of the semi-ring outer bearing bush 1 are respectively provided with a positioning column 12 and a first through hole 13, the two sides of the other end of the semi-ring outer bearing bush 1 are respectively provided with a positioning hole 14 and a second through hole 15, and the first through hole 13 and the second through hole 15 are respectively positioned on the two sides of the semi-ring outer bearing bush 1. When the two semi-ring outer bearing bushes 1 are assembled, the positioning column of one semi-ring outer bearing bush is arranged in the positioning hole 14 of the other semi-ring outer bearing bush, the first through hole of one semi-ring outer bearing bush and the second through hole of the other semi-ring outer bearing bush are fixed by the fastening bolt in a penetrating mode, and the second through hole of one semi-ring outer bearing bush and the first through hole of the other semi-ring outer bearing bush are fixed by the fastening bolt in a penetrating mode.

For convenience of maintenance, the first detachable structure 3 comprises three fixing bolts 31 which axially penetrate through the semi-ring outer bearing bush 1 and the semi-ring oil groove seats 2 on two sides and are distributed along the circumferential direction, and two ends of each fixing bolt 31 do not exceed the outer side surfaces of the semi-ring oil groove seats 2; the second detachable structure 5 includes two threaded blind holes 51 arranged on the outer wall of the arc-shaped inner bearing shell 4, and a bearing bolt 52 is radially arranged on the semi-ring outer bearing shell 1 in a penetrating manner, wherein the inner end of the bearing bolt can be screwed with the threaded blind holes 51 and is used for fixing the arc-shaped inner bearing shell 4.

In order to prolong the service life, the inner wall of the arc-shaped inner bearing bush 4 is provided with a wear-resistant layer 41.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms of the half ring outer bearing bush 1, the half ring oil groove seat 2, the first detachable structure 3, the oil groove 21, the arc-shaped inner bearing bush 4, the second detachable structure 5, the positioning step 22, the positioning groove 11, the positioning column 12, the first through hole 13, the positioning hole 14, the second through hole 15, the fixing bolt 31, the threaded blind hole 51, the bearing bolt 52, the wear-resistant layer 41, etc., are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention and should not be interpreted as imposing any additional limitations that are contrary to the spirit of the present invention.

Claims

1. A bearing bush component is characterized by comprising two symmetrically arranged semi-ring outer bearing bushes (1), semi-ring oil groove seats (2) are respectively arranged on two sides of each semi-ring outer bearing bush (1), the semi-ring oil groove seat (2) is connected with the semi-ring outer bearing bush (1) through a first detachable structure (3), an oil groove (21) is arranged on the inner wall of the semi-ring oil groove seat (2), a plurality of arc inner bearing bushes (4) which are uniformly distributed along the circumferential direction of the inner wall of the semi-ring outer bearing bush (1) are arranged between the semi-ring outer bearing bush (1) and the two semi-ring oil groove seats (2), the arc-shaped inner bearing bush (4) is connected with the semi-ring outer bearing bush (1) through a second detachable structure (5), the inner diameter of the semi-ring outer bearing bush (1) is smaller than that of the semi-ring oil groove seat (2), and the width of the semi-ring outer bearing bush (1) is matched with the distance between the two semi-ring oil groove seats (2).

2. The bearing shell assembly according to claim 1, characterized in that the outer periphery of the half-ring oil groove seat (2) is provided with a positioning step (22) on the inner side.

3. The bearing shell assembly according to claim 2, characterized in that the outer periphery of the half-ring outer bearing shell (1) is provided with positioning grooves (11) distributed along the circumferential direction.

4. The bearing shell assembly according to claim 1, wherein the half-ring outer bearing shell (1) is provided with a positioning column (12) and a first through hole (13) on two sides of one end, the half-ring outer bearing shell (1) is provided with a positioning hole (14) and a second through hole (15) on two sides of the other end, and the first through hole (13) and the second through hole (15) are respectively located on two sides of the half-ring outer bearing shell (1).

5. The bearing shell assembly according to claim 1, 2, 3 or 4, wherein the first detachable structure (3) comprises three fixing bolts (31) axially penetrating through the half-ring outer bearing shell (1) and the half-ring oil groove seats (2) at two sides and circumferentially distributed, and two ends of each fixing bolt (31) do not exceed the outer side surfaces of the half-ring oil groove seats (2).

6. The bearing shell assembly according to claim 1, 2, 3 or 4, wherein the second detachable structure (5) comprises two blind threaded holes (51) formed in the outer wall of the arc-shaped inner bearing shell (4), and a bearing shell bolt (52) is radially arranged on the semi-ring outer bearing shell (1) in a penetrating manner, and the inner end of the bolt can be in threaded connection with the blind threaded holes (51) to fix the arc-shaped inner bearing shell (4).

7. The bearing shell assembly according to claim 1, 2, 3 or 4, wherein the inner wall of the arc-shaped inner bearing shell (4) is provided with a wear resistant layer (41).