CN215293285U

CN215293285U - Oiling bracket

Info

Publication number: CN215293285U
Application number: CN202023210099.8U
Authority: CN
Inventors: 朱俊鵬
Original assignee: Teco Westinghouse Motor Co
Current assignee: Teco Westinghouse Motor Co
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-12-24
Anticipated expiration: 2030-12-28

Abstract

The utility model provides an oil injection bracket, which comprises a shaft, a bearing and a bracket body, wherein the bearing is sleeved outside the shaft, and the bracket body sleeved on the outer circumferential surface of the bearing is fixedly connected with a motor; an oil baffle assembly is further arranged between the bracket body and the shaft, the oil baffle assembly is located on the left side of the bearing, a bearing end cover is sleeved on the other side of the bearing, and the bearing end cover is fixedly connected with the bracket body. The utility model discloses the quantity of spare part of minimizing can effectively reduce the complexity of spare part machining procedure, makes the installation procedure oversimplify, improves the concentricity of oil outlet and bearing, guarantees the axial scurry volume of axle, makes the motor satisfy the market demand under the circumstances that does not increase the cost.

Description

Oiling bracket

Technical Field

The utility model mainly relates to a motor oiling structure field especially relates to an oiling bracket.

Background

Many motors all adopt the oiling structure for satisfying complicated operating mode at present. The structure is complex, the number of used parts is large, the manufacturing period is long, the processing procedure is complex, and the requirement on assembly precision is high. The bearing clearance is uncertain often appearing in the assembling process, the outer lane locking in the bearing, outer end cover goes out the shaft hole and keeps off the off-centre with the oil and leads to friction or oil leak, protection level can't satisfy the operation requirement scheduling problem. But also brings unnecessary trouble and loss to manufacturers and users.

Published chinese utility model patent, application No. CN201220193322.9, patent name: screw pump bearing bracket, application date: 2012-04-27, the utility model relates to a bearing bracket, in particular to a screw pump bearing bracket with better vibration and noise reduction effects; the radial bearing type speed reducer comprises a bracket shell, a bearing mounting seat, a thrust bearing and a radial bearing, wherein through holes are formed in two ends of the bracket shell, a mechanical seal is arranged at one through hole, the thrust bearing and the radial bearing are arranged in the bearing mounting seat, and the bracket shell is connected with the speed reducer through a connecting flange. When the axial force and the radial force of the unit are transmitted to the transmission shaft, the axial force and the radial force are balanced through the thrust bearing and the radial bearing respectively and are transferred to the bracket shell and then transmitted to the base, so that the running of the speed reducer is not influenced by the axial force and the radial force, and the running stability of the speed reducer is ensured. The utility model discloses a but the wide application is in all kinds of screw pump units, and is particularly suitable for to the strong and serious high-power high load screw pump unit of noise of vibration.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides an oil injection bracket, which comprises a shaft 1, a bearing 2 and a bracket body 3, wherein the bearing 2 is sleeved outside the shaft 1, and the bracket body 3 sleeved on the outer circumferential surface of the bearing 2 is fixedly connected with a motor;

still be provided with the oil fender subassembly between bracket body 3 and the axle 1, the oil fender subassembly is located the left side of bearing 2, the cover is equipped with bearing end cover 4 on the opposite side of bearing 2, bearing end cover 4 and bracket body 3 fixed connection.

Preferably, the bracket body 3 includes a first fixed ring 31, a second fixed ring 32, a third fixed ring 33, a fourth fixed ring 34 and a fifth fixed ring 35, the first fixed ring 31 and the second fixed ring 32 are arranged in a staggered manner, and the first fixed ring 31 is arranged close to the bearing 2;

the third fixed ring 33 is positioned at the top of the second fixed ring 32 and forms a space for arranging the second oil catch 7 with the second fixed ring 32 at the lower part;

the fourth fixing ring 34 and the fifth fixing ring 35 are sequentially disposed above the third fixing ring 33.

Preferably, the fourth fixed ring 34 has a width larger than that of the fifth fixed ring 35 and is coupled to the bearing cap 4.

Preferably, a bearing retainer ring 5 is further installed between the bearing end cover 4 and the bracket body 3.

Preferably, the oil catch assembly comprises a first oil catch 6 and a second oil catch 7, wherein the first oil catch 6 is located on the outer side of the bracket body 3, and the second oil catch 7 is located on the inner side of the bracket body 3.

Preferably, first oil catch 6 becomes the H type, including parallel arrangement's left side circle and right circle, the length of left side circle is greater than the length of right circle, left side circle bottom extends to axle 1 department.

Preferably, No. two oil keeps off 7 including horizontal end and vertical end, the left and right sides of vertical end all is provided with antenna 8, one antenna 8 carries on first retainer plate 31, and another antenna 8 carries on bearing 2.

The utility model has the advantages that: the number of parts is reduced as much as possible, the complexity of part processing procedures can be effectively reduced, the installation procedure is simplified, the concentricity of the oil outlet hole and the bearing is improved, the axial play of the shaft is ensured, and the motor can meet the market demand under the condition of not increasing the cost.

Drawings

FIG. 1 is a three-dimensional structure of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a cross-sectional view B-B of FIG. 2;

FIG. 4 is an enlarged view of point A in FIG. 3;

FIG. 5 is a prior art block diagram;

in the figure, the position of the upper end of the main shaft,

1. a shaft; 2. a bearing; 3. the bracket comprises a bracket body 31, a first fixing ring, 32, a second fixing ring, 33, a third fixing ring, 34, a fourth fixing ring, 35 and a fifth fixing ring; 4. a bearing end cap; 5. a bearing retainer ring; 6. a first oil gear; 7. a second oil gear; 8. and (6) an antenna.

Detailed Description

In order to make the technical solutions of the present invention better understood and make the above features, objects, and advantages of the present invention more comprehensible, the present invention is further described with reference to the following examples. The examples are intended to illustrate the invention only and are not intended to limit the scope of the invention.

As shown in fig. 1-5, the present invention comprises: the motor comprises a shaft 1, a bearing 2 and a bracket body 3, wherein the bearing 2 is sleeved outside the shaft 1, and the outer circumferential surface of the bearing 2 is fixedly connected with the motor through the sleeved bracket body 3;

In use, carry out integral optimization transformation with the bracket or the flange of motor and the outer end cover of bearing, make both become a part, at the in-process of processing part:

1. the shaft outlet hole and the bearing seat can be simultaneously processed, so that the concentricity of the center of the bearing and the center of the shaft outlet hole can be improved, the oil leakage probability is effectively reduced, and the protection level is better improved; the axial positioning precision of the bearing can be improved simultaneously, so that the uncertainty of an axial oil clearance is reduced;

2. the processing procedures can be reduced, the processing precision is improved, the processing and manufacturing period is effectively shortened, and the processing cost is reduced;

3. the assembly is simplified, the assembly precision is improved, and the clearance of the bearing is better controlled. Brings convenience to operators, reduces the operation time of an assembly line and improves the production efficiency.

In this embodiment, the bracket body 3 preferably includes a first fixed ring 31, a second fixed ring 32, a third fixed ring 33, a fourth fixed ring 34, and a fifth fixed ring 35, the first fixed ring 31 and the second fixed ring 32 are arranged in a staggered manner, and the first fixed ring 31 is arranged near the bearing 2;

With the above structure, the bracket with the first fixing ring 31, the second fixing ring 32, the third fixing ring 33, the fourth fixing ring 34 and the fifth fixing ring 35 can be used for achieving the effect that the bracket and the bearing outer end cover are needed respectively in the prior art.

In the present embodiment, the fourth fixed ring 34 is preferably wider than the fifth fixed ring 35 and is connected to the bearing cover 4.

Set up above-mentioned structure, the width of fourth retainer plate 34 is big, can prevent effectively that the end cover from touching on the bearing, gives certain working space, can guarantee the fastness again.

In this embodiment, a retainer ring 5 is preferably further installed between the bearing cover 4 and the bracket body 3.

With the above structure, the retainer ring plays a role in sealing between the bracket and the bearing end cover 4.

In this embodiment, it is preferable that the oil catch assembly includes a first oil catch 6 and a second oil catch 7, where the first oil catch 6 is located on the outer side of the carrier body 3, and the second oil catch 7 is located on the inner side of the carrier body 3.

Set up above-mentioned structure, utilize dual retaining ring to play the sealed effect between bracket and axle and the bearing.

In this implementation, it is preferred that oil catch 6 is the H type, including parallel arrangement's left circle and right circle, the length of left circle is greater than the length of right circle, the bottom of left circle extends to axle 1 department.

Set up above-mentioned structure, the left circle is used for sealed axle and No. two oil fenders, has the right owing to support bracket.

In this implementation, it is preferable that the second oil catch 7 includes a horizontal end and a vertical end, the left and right sides of the vertical end are both provided with the antenna 8, one of the antennas 8 is carried on the first fixing ring 31, and the other of the antennas 8 is carried on the bearing 2.

By adopting the structure, the second oil catch 7 has certain resistance to the first fixing ring 31 and the bearing 2 by utilizing the structure of the left antenna 8 and the right antenna 8, and plays a role in sealing after contact.

The above-described embodiments are merely illustrative of the principles and utilities of the present patent application and are not intended to limit the present patent application. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of this patent application. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical concepts disclosed in the present application shall be covered by the claims of this patent application.

Claims

1. The oil injection bracket is characterized by comprising a shaft (1), a bearing (2) and a bracket body (3), wherein the bearing (2) is sleeved outside the shaft (1), and the outer circumferential surface of the bearing (2) is fixedly connected with a motor through the sleeved bracket body (3);

still be provided with the oil fender subassembly between bracket body (3) and axle (1), the oil fender subassembly is located the left side of bearing (2), the cover is equipped with bearing cap (4) on the opposite side of bearing (2), bearing cap (4) and bracket body (3) fixed connection.

2. The oiling bracket of claim 1, wherein: the bracket body (3) comprises a first fixed ring (31), a second fixed ring (32), a third fixed ring (33), a fourth fixed ring (34) and a fifth fixed ring (35), the first fixed ring (31) and the second fixed ring (32) are arranged in a staggered mode, and the first fixed ring (31) is arranged close to the bearing (2);

the third fixing ring (33) is positioned at the top of the second fixing ring (32) and forms a space for arranging a second oil stop (7) with the second fixing ring (32) below;

the fourth fixing ring (34) and the fifth fixing ring (35) are sequentially arranged above the third fixing ring (33).

3. The oiling bracket of claim 2, wherein: the width of the fourth fixed ring (34) is larger than that of the fifth fixed ring (35) and is connected with the bearing end cover (4).

4. The oiling bracket of claim 3, wherein: and a bearing retainer ring (5) is also arranged between the bearing end cover (4) and the bracket body (3).

5. The oiling bracket of claim 4, wherein: the oil catch assembly comprises an oil catch (6) and an oil catch (7), the oil catch (6) is located on the outer side of the bracket body (3), and the oil catch (7) is located on the inner side of the bracket body (3).

6. The oiling bracket of claim 5, wherein: the first oil retainer (6) is H-shaped and comprises a left ring and a right ring which are arranged in parallel, the length of the left ring is larger than that of the right ring, and the bottom of the left ring extends to the position of the shaft (1).

7. The oiling bracket of claim 6, wherein: no. two oil keep off (7) including horizontal end and vertical end, the left and right sides of vertical end all is provided with antenna (8), one antenna (8) are carried on first retainer plate (31), another antenna (8) are carried on bearing (2).