CN211924741U

CN211924741U - Bearing limiting rear end cover

Info

Publication number: CN211924741U
Application number: CN202020430586.6U
Authority: CN
Inventors: 黄彬彬; 玄宏权
Original assignee: Hangzhou Zhongchuan Electric Co ltd
Current assignee: Hangzhou Zhongchuan Electric Co ltd
Priority date: 2020-03-30
Filing date: 2020-03-30
Publication date: 2020-11-13
Anticipated expiration: 2030-03-30

Abstract

The utility model discloses a bearing limit rear end cover, which comprises an end cover body and a bearing outer ring fixing ring, wherein the bearing outer ring fixing ring is arranged in the end cover body, the front end of the bearing outer ring fixing ring is connected with the inner wall of the end cover body in a sliding way, a plurality of buffer devices are arranged on the outer surface of the bearing outer ring fixing ring, the buffer devices are fixedly connected with the inner wall of the end cover body, the number of the buffer devices is four, and is arranged on the outer surface of the bearing outer ring fixing ring in a cross shape, the bearing in the working process can radiate heat through the first radiating hole and the second radiating hole, thereby improving the durability of the bearing in use, prolonging the service life of the bearing, the first spring and the second spring play a role in buffering, the radial acting force of the bearing during rotation is buffered, the bearing is prevented from jumping during high-speed operation, the friction of the bearing is reduced, the stability of the bearing is improved, and the service life of the bearing is prolonged.

Description

Bearing limiting rear end cover

Technical Field

The utility model relates to a bearing technical field specifically is a spacing rear end cap of bearing.

Background

The bearing is an important part in the modern mechanical equipment. Its main function is to support the mechanical rotator, reduce the friction coefficient in its motion process and ensure its rotation precision. In order to prevent the bearing from being worn by dust, the bearing end cover is arranged at the end of the bearing, the temperature inside the bearing rises due to the fact that a large amount of heat is generated in the process of rotating friction of the bearing, the bearing is easy to deform, the service life of the bearing is prolonged, and meanwhile, the bearing can be in high-speed operation due to high-speed rotating friction and jumping, and the service life of the bearing is influenced. Therefore, the utility model provides a spacing rear end cap of bearing to solve the problem that proposes among the above-mentioned background art.

Disclosure of Invention

An object of the utility model is to provide a spacing rear end cap of bearing 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 bearing limiting rear end cover comprises an end cover body and a bearing outer ring fixing ring, wherein the bearing outer ring fixing ring is arranged in the end cover body, the front end of the bearing outer ring fixing ring is connected with the inner wall of the end cover body in a sliding mode, a plurality of buffer devices are mounted on the outer surface of the bearing outer ring fixing ring, the buffer devices are fixedly connected with the inner wall of the end cover body, the number of the buffer devices is four, and the four buffer devices are arranged on the outer surface of the bearing outer ring fixing ring;

the buffer device comprises a fixed block and a limiting device, wherein a first cavity is arranged in the fixed block, a second cavity is symmetrically formed in the left end and the right end of the first cavity, the limiting device is arranged at the bottom in the first cavity, a limiting plate is arranged at the upper end of the limiting device, a sliding rod is arranged at the upper end of the limiting plate and penetrates through a bearing outer ring fixing ring fixedly connected with the first cavity, a first spring is sleeved on the outer surface of the limiting device, a sliding plate is arranged in the second cavity and is slidably connected with the inner wall of the second cavity, a second spring is arranged in the second cavity, a connecting block is arranged at one end, close to the limiting device, of the sliding plate and penetrates through the second cavity, connecting rods are symmetrically arranged at the upper end and the lower end, close;

the limiting device comprises a hollow block and a solid block, a moving block is arranged in the hollow block and is connected with the inner wall of the hollow block in a sliding mode, and the lower end of the solid block penetrates through the upper end of the hollow block and is fixedly connected with the moving block.

As a further scheme of the utility model, both ends symmetry installation piece about the end cover body, and set up the mounting hole in the installation piece.

As the utility model discloses scheme further again, a plurality of louvre one is seted up to end cover body upper end, and louvre one is circular arrangement on the end cover body.

As the utility model discloses scheme further again, a plurality of louvre two is seted up to the solid fixed ring upper end of bearing inner race, and louvre two is circular range on the solid fixed ring of bearing inner race.

As a further proposal, the upper end of the spring is fixedly connected with the limiting plate and the lower end of the spring is fixedly connected with the inner bottom of the cavity.

As a further proposal, the sliding plate is fixedly connected with two ends of the spring, and the inner wall of the cavity is fixedly connected with two ends of the spring.

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

the utility model discloses a bearing of louvre one and louvre two pairs of work dispels the heat, has improved the durability that the bearing used, and extension bearing practical life plays the effect of buffering through spring one and spring two, and the radial effort of buffering bearing when rotating prevents beating of bearing when high-speed operation, has reduced the friction of bearing, has improved the stationarity and the life of bearing.

Drawings

Fig. 1 is a schematic structural view of a bearing limiting rear end cover.

Fig. 2 is a schematic structural view of a mounting block in a bearing limiting rear end cover.

Fig. 3 is a schematic structural view of a buffer device in a bearing limiting rear end cover.

Fig. 4 is a schematic structural view of a limiting device in a bearing limiting rear end cover.

In the figure: 1. an end cap body; 11. a first heat dissipation hole; 2. mounting blocks; 21. mounting holes; 3. a bearing outer ring fixing ring; 31. a second heat dissipation hole; 4. a buffer device; 41. a fixed block; 42. a first cavity; 43. a second cavity; 5. a limiting plate; 51. a slide bar; 6. a limiting device; 61. a hollow block; 62. a solid block; 63. a moving block; 7. a first spring; 8. connecting blocks; 81. a sliding plate; 82. a second spring; 9. a connecting rod.

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. 1-4, in the embodiment of the present invention, a bearing position-limiting rear end cap comprises an end cap body 1 and a bearing outer ring fixing ring 3, wherein the mounting blocks 2 are symmetrically installed at the left and right ends of the end cap body 1, the mounting holes 21 are provided in the mounting blocks 2, the bearing outer ring fixing ring 3 is provided in the end cap body 1, the front end of the bearing outer ring fixing ring 3 is slidably connected to the inner wall of the end cap body 1, a plurality of buffering devices 4 are installed on the outer surface of the bearing outer ring fixing ring 3, the buffering devices 4 are fixedly connected to the inner wall of the end cap body 1, the number of the buffering devices 4 is four, and the buffering devices are arranged on the outer surface of the bearing outer ring fixing ring 3 in a cross shape, a plurality of first heat dissipation holes 11 are provided at the upper end of the end cap body 1, the first heat dissipation holes 11 are circularly arranged on the end, the buffer device 4 comprises a fixed block 41 and a limiting device 6, wherein a first cavity 42 is arranged in the fixed block 41, a second cavity 43 is symmetrically arranged at the left end and the right end of the first cavity 42, the limiting device 6 is arranged at the bottom in the first cavity 42, the limiting plate 5 is arranged at the upper end of the limiting device 6, a sliding rod 51 is arranged at the upper end of the limiting plate 5, the sliding rod 51 penetrates through the first cavity 42 and is fixedly connected with a bearing outer ring fixing ring 3, a first spring 7 is sleeved on the outer surface of the limiting device 6, the upper end of the first spring 7 is fixedly connected with the limiting plate 5, the lower end of the first spring 7 is fixedly connected with the bottom in the first cavity 42, a sliding plate 81 is arranged in the second cavity 43, the sliding plate 81 is in sliding connection with the inner wall of the second cavity 43, one end of the spring 82 is fixedly connected with the sliding plate 81, one end, connecting rod 9 is installed to the nearly spacing stop device 6 one end longitudinal symmetry of connecting block 8, and the one end and the connecting block 8 of two connecting rods 9 rotate to be connected, and the other end of two connecting rods 9 rotates with limiting plate 5, the bottom in the cavity 42 respectively and is connected, and stop device 6 includes hollow block 61, solid block 62, sets up movable block 63 in the hollow block 61, and movable block 63 and hollow block 61 inner wall sliding connection, and hollow block 61 upper end fixed connection movable block 63 is passed to solid block 62 lower extreme.

The utility model discloses a theory of operation is: put bearing one end into bearing inner race solid fixed ring 3 in, dispel the heat to the bearing in operation through louvre one 11 and two 31 louvres, the durability that the bearing used has been improved, prolong bearing utility life, when the bearing is rocked in high-speed rotation production, slide bar 51 atress removes, promote solid block 62 through limiting plate 5 and remove to hollow block 61, spring one 7 is compressed, limiting plate 5 promotes sliding plate 81 through connecting rod 9 and connecting block 8 and removes in two 43 cavitys simultaneously, spring two 82 is compressed, play the effect of buffering through spring one 7 and spring two 82.

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 bearing limiting rear end cover comprises an end cover body (1) and a bearing outer ring fixing ring (3), and is characterized in that the bearing outer ring fixing ring (3) is arranged in the end cover body (1), the front end of the bearing outer ring fixing ring (3) is connected with the inner wall of the end cover body (1) in a sliding mode, a plurality of buffer devices (4) are mounted on the outer surface of the bearing outer ring fixing ring (3), the buffer devices (4) are fixedly connected with the inner wall of the end cover body (1), the number of the buffer devices (4) is four, and the buffer devices are arranged on the outer surface of the bearing outer ring fixing ring (3) in;

the buffer device (4) comprises a fixed block (41) and a limiting device (6), a first cavity (42) is arranged in the fixed block (41), a second cavity (43) is symmetrically arranged at the left end and the right end of the first cavity (42), the limiting device (6) is arranged at the bottom in the first cavity (42), a limiting plate (5) is arranged at the upper end of the limiting device (6), a sliding rod (51) is arranged at the upper end of the limiting plate (5), the sliding rod (51) penetrates through the first cavity (42) and is fixedly connected with a bearing outer ring fixing ring (3), a first spring (7) is sleeved on the outer surface of the limiting device (6), a sliding plate (81) is arranged in the second cavity (43), the sliding plate (81) is slidably connected with the inner wall of the second cavity (43), a second spring (82) is arranged in the second cavity (43), a connecting block (8) is arranged at one end, connecting rods (9) are symmetrically arranged at the upper and lower parts of one end, close to the limiting and limiting device (6), of the connecting block (8), one ends of the two connecting rods (9) are rotatably connected with the connecting block (8), and the other ends of the two connecting rods (9) are rotatably connected with the limiting plate (5) and the inner bottom of the cavity I (42) respectively;

stop device (6) include hollow block (61), solid piece (62), set up movable block (63) in hollow block (61), and movable block (63) and hollow block (61) inner wall sliding connection, solid piece (62) lower extreme passes hollow block (61) upper end fixed connection movable block (63).

2. The bearing limit rear end cover according to claim 1, wherein the mounting blocks (2) are symmetrically mounted at the left end and the right end of the end cover body (1), and mounting holes (21) are formed in the mounting blocks (2).

3. The bearing limit rear end cover according to claim 1, wherein a plurality of first heat dissipation holes (11) are formed in the upper end of the end cover body (1), and the first heat dissipation holes (11) are circularly arranged on the end cover body (1).

4. The rear end cover for bearing limit according to claim 1, wherein the bearing outer ring fixing ring (3) is provided with a plurality of second heat dissipation holes (31) at the upper end thereof, and the second heat dissipation holes (31) are circularly arranged on the bearing outer ring fixing ring (3).

5. The bearing limit rear end cover according to claim 1, wherein the upper end of the first spring (7) is fixedly connected with the limit plate (5), and the lower end of the first spring (7) is fixedly connected with the inner bottom of the first cavity (42).

6. The bearing limit rear end cover according to claim 1, wherein one end of the second spring (82) is fixedly connected with the sliding plate (81), and one end of the second spring (82) is fixedly connected with the inner wall of the second cavity (43).