CN213684957U

CN213684957U - Bearing easy to radiate heat

Info

Publication number: CN213684957U
Application number: CN202022762877.8U
Authority: CN
Inventors: 李荣文; 宋祥; 姜亚鹏
Original assignee: Zhenjiang Dantu Wenjie Bearing Co ltd
Current assignee: Zhenjiang Dantu Wenjie Bearing Co ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-07-13
Anticipated expiration: 2030-11-25

Abstract

The utility model discloses a bearing easy to radiate heat, which comprises a bearing inner ring, a bearing outer ring, a retainer and balls, wherein the bearing outer ring is sleeved outside the bearing inner ring, the retainer is arranged at the inner side of the bearing outer ring, a rotating hole is arranged at the inner side of the retainer, the balls are arranged at the inner side of the rotating hole, a ventilation hole is formed in the front surface of the bearing outer ring, a groove is formed in the outer surface of the bearing outer ring, a positioning groove is formed in the inner surface of the groove, an elastic plate is arranged at the inner side of the groove, and radiating fins; through being provided with elastic plate, ventilation hole, recess, fin and reference column, be convenient for avoid bearing inner race and natural wind contact effect not good, influence the heat dissipation, be convenient for improve the forced air cooling effect, through being provided with holding tank and chip groove, be convenient for avoid having the piece between holder and the ball for a long time, aggravate the wearing and tearing of holder and ball.

Description

Bearing easy to radiate heat

Technical Field

The utility model belongs to the technical field of the bearing, concretely relates to easily radiating bearing.

Background

The bearing is an important part in the modern mechanical equipment. The bearing should be a support in its role, i.e. literally explained for bearing the shaft, but this is only a part of its role, the support being essentially capable of taking up radial loads. It is also understood that it is intended to fix the shaft so that it can only rotate, but control its axial and radial movement. The motor cannot work at all without a bearing because the shaft may move in any direction and the motor requires only rotation of the shaft when operating.

Current bearing is in the use, and the bearing is not good with natural wind contact effect, and it is little to lead to the forced air cooling area, influences the bearing and dispels the heat to the outside, uses for a long time and probably causes the bearing to take place thermal fatigue damage, influences life, and the result of use is not good, also is convenient for discharge the friction piece between holder and the ball fast in addition, and the piece can cause holder and ball wearing and tearing aggravation, for this reason we propose an easy radiating bearing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an easy radiating bearing to propose current bearing in solving above-mentioned background art in the use, the bearing is not good with natural wind contact effect, it is little to lead to the forced air cooling area, influence the bearing and dispel the heat to the outside, long-time the use probably causes the bearing to take place thermal fatigue damage, influence life, the result of use is not good, also be convenient for in addition discharge the friction piece between holder and the ball fast, the piece can cause the problem of holder and ball wearing and tearing aggravation.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an easy radiating bearing, includes bearing inner race, holder and ball, bearing inner race outside cover is equipped with the bearing inner race, the bearing inner race inboard is provided with the holder, the holder inboard is provided with rotates the hole, it is provided with the ball to rotate the downthehole side, the ventilation hole has been seted up to bearing inner race front surface, bearing inner race surface is seted up flutedly, the constant head tank has been seted up to the recess internal surface, the recess inboard is provided with the elastic plate, elastic plate external fixation has the fin, the elastic plate inner wall is provided with the reference column, the reference column is corresponding with the constant head tank, the holder inboard is provided.

Preferably, the chip removal structure includes holding tank and chip groove, the holding tank has been seted up to the downthehole wall that rotates, the chip groove has been seted up to holding tank internal surface lower extreme, the chip groove runs through the holder lower surface.

Preferably, the holding tank is the annular, the chip groove has a plurality ofly along holding tank circumference evenly distributed.

Preferably, the radiating fins are of an inclined structure, and the thickness of each radiating fin is one millimeter to five millimeters.

Preferably, the positioning column is cylindrical, and the positioning groove is matched with the positioning column in shape.

Preferably, fifteen to thirty-five ventilation holes are uniformly distributed along the circumferential direction of the bearing outer ring, and the ventilation holes penetrate through the rear surface of the bearing outer ring.

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

(1) through being provided with elastic plate, ventilation hole, recess, fin and reference column, be convenient for avoid bearing inner race and natural wind contact effect not good, influence the heat dissipation, be convenient for improve the forced air cooling effect, the device is simple to elastic plate and fin installation, easily later stage dismouting maintenance, increase device's result of use.

(2) Through being provided with holding tank and chip groove, be convenient for avoid having the piece between holder and the ball for a long time, the wearing and tearing of aggravation holder and ball are convenient for discharge the practicality of device to the piece.

Drawings

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

fig. 2 is a schematic cross-sectional view at a in fig. 1 according to the present invention;

FIG. 3 is a schematic diagram of the structure of the elastic plate of the present invention;

in the figure: 1. a bearing inner race; 2. a bearing outer race; 3. a vent hole; 4. a holder; 5. a ball bearing; 6. a groove; 7. an elastic plate; 8. accommodating grooves; 9. a chip groove; 10. positioning a groove; 11. a positioning column; 12. and a heat sink.

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. 1-3, the present invention provides a technical solution: a bearing easy to radiate heat comprises a bearing inner ring 1, a bearing outer ring 2, a retainer 4 and balls 5, wherein the bearing outer ring 2 is sleeved outside the bearing inner ring 1, the retainer 4 is arranged inside the bearing outer ring 2, a rotating hole is arranged inside the retainer 4, the balls 5 are arranged inside the rotating hole, a ventilation hole 3 is formed in the front surface of the bearing outer ring 2, so that outside natural wind flows into the bearing outer ring 2 conveniently, a groove 6 is formed in the outer surface of the bearing outer ring 2, a positioning groove 10 is formed in the inner surface of the groove 6, an elastic plate 7 is arranged inside the groove 6, so that a cooling fin 12 is convenient to mount, a cooling fin 12 is fixed on the outer surface of the elastic plate 7, so that the contact area with the natural wind is improved, the air cooling heat radiation effect is increased, a positioning column 11 is arranged on the inner wall of, the inner side of the retainer 4 is provided with a chip removal structure.

In this embodiment, preferred, chip removal structure includes holding tank 8 and chip groove 9, and holding tank 8 has been seted up to the downthehole wall that rotates, and chip groove 9 has been seted up to 8 internal surface lower extremes of holding tank, and chip groove 9 runs through 4 lower surfaces of holder, is convenient for discharge the piece between ball 5 and the holder 4, reduces the wearing and tearing of piece aggravation ball 5 and holder 4.

In this embodiment, preferably, holding tank 8 is the annular, is convenient for accomodate more piece, reduces the piece and exists and between ball 5 and the holder 4, and chip groove 9 has a plurality ofly along 8 circumference evenly distributed of holding tank.

In this embodiment, it is preferable that the heat dissipation fins 12 have an inclined structure, and the thickness of the heat dissipation fins 12 is one millimeter to five millimeters, so as to facilitate a better contact area with natural wind.

In this embodiment, it is preferable that the positioning column 11 is cylindrical, and the shape of the positioning groove 10 matches with the positioning column 11, so as to better limit the sliding of the elastic plate 7 inside the groove 6.

In this embodiment, preferably, the vent holes 3 are uniformly distributed along the circumferential direction of the bearing outer ring 2 by fifteen to thirty-five, and the vent holes 3 penetrate through the rear surface of the bearing outer ring 2, so as to facilitate a better ventilation effect.

The utility model discloses a theory of operation and use flow: when using, be convenient for improve and outside nature wind area of contact through elastic plate 7 and fin 12, increase air-cooled radiating effect, further be convenient for improve the 2 inboard mobile effects of nature wind direction bearing inner race through ventilation hole 3, the increase is forced air-cooled, elastic plate 7 is elastic construction, be convenient for assemble recess 6 inboardly to elastic plate 7 and fin 12 through the elastic force, the improvement is to elastic plate 7 and the dismouting maintenance efficiency of fin 12, easy later maintenance, be convenient for accomodate the wearing and tearing piece between ball 5 and holder 4 through holding tank 8, the piece is discharged between holder 4 and ball 5 through chip groove 9 follow, reduce the wearing and tearing between piece aggravation ball 5 and holder 4, increase result of use.

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 utility model provides an easy radiating bearing, includes bearing inner race (1), bearing inner race (2), holder (4) and ball (5), bearing inner race (1) outside cover is equipped with bearing inner race (2), bearing inner race (2) inboard is provided with holder (4), holder (4) inboard is provided with the rotation hole, rotation downthehole side is provided with ball (5), its characterized in that: vent hole (3) have been seted up to bearing inner race (2) front surface, bearing inner race (2) surface has seted up recess (6), constant head tank (10) have been seted up to recess (6) internal surface, recess (6) inboard is provided with elastic plate (7), elastic plate (7) external fixed surface has fin (12), elastic plate (7) inner wall is provided with reference column (11), reference column (11) are corresponding with constant head tank (10), holder (4) inboard is provided with the chip removal structure.

2. A bearing with easy heat dissipation according to claim 1, wherein: chip removal structure includes holding tank (8) and chip groove (9), holding tank (8) have been seted up to the downthehole wall that rotates, chip groove (9) have been seted up to holding tank (8) internal surface lower extreme, chip groove (9) run through holder (4) lower surface.

3. A bearing facilitating heat dissipation according to claim 2, wherein: holding tank (8) are the annular, chip groove (9) have a plurality ofly along holding tank (8) circumference evenly distributed.

4. A bearing with easy heat dissipation according to claim 1, wherein: the radiating fin (12) is of an inclined structure, and the thickness of the radiating fin (12) is one millimeter to five millimeters.

5. A bearing with easy heat dissipation according to claim 1, wherein: the positioning column (11) is cylindrical, and the positioning groove (10) is matched with the positioning column (11) in shape.

6. A bearing with easy heat dissipation according to claim 1, wherein: the ventilation holes (3) are uniformly distributed with fifteen to thirty-five along the circumferential direction of the bearing outer ring (2), and the ventilation holes (3) penetrate through the rear surface of the bearing outer ring (2).