CN217056002U

CN217056002U - Dustproof angular contact ball bearing for compressor

Info

Publication number: CN217056002U
Application number: CN202220947329.9U
Authority: CN
Inventors: 丁浩方; 金三妹; 丁榕辉; 张英锋
Original assignee: Xinchang Wanli Bearing Co ltd
Current assignee: Xinchang Wanli Bearing Co ltd
Priority date: 2022-04-22
Filing date: 2022-04-22
Publication date: 2022-07-26
Anticipated expiration: 2032-04-22

Abstract

The utility model discloses a compressor is with dustproof angular contact ball bearing, including the race ring, the left and right sides of race ring all is provided with installation mechanism, installation mechanism's outside swing joint has the annular cover plate, installation mechanism sets up the annular mounting groove in the race ring left and right sides including the symmetry, the equal fixedly connected with spacing ring in the upper and lower both sides in the annular mounting groove inner wall outside, the inboard fixedly connected with of annular cover plate and annular mounting groove sliding connection's installed part, the annular work groove has been seted up on the surface of installed part. The utility model discloses a setting up mutually supporting of race ring, installation mechanism and annular cover plate and using, it is comparatively troublesome to have solved current dustproof apron mounting method, needs to prevent dust the inside problem of the interior outer lane of apron gomphosis entering angular contact ball bearing, and this device has the advantage of the installation of being convenient for to this simplifies angular contact ball bearing's installation step, makes things convenient for people's use.

Description

Dustproof angular contact ball bearing for compressor

Technical Field

The utility model relates to a technical field specifically is a compressor is with dustproof angular contact ball bearing.

Background

Angular contact ball bearings can simultaneously withstand both radial and axial loads. Can work at higher rotating speed. The larger the contact angle, the higher the axial load capacity. The contact angle is the angle in the radial plane between the line of contact of the ball and the raceway and the line perpendicular to the axis of the bearing. High precision and high speed bearings typically take a contact angle of 15 degrees. Under an axial force, the contact angle increases. The inner ring and the outer ring of the angular contact ball bearing are provided with contact angles with different angles, so that a gap between the inner ring and the outer ring of the angular contact ball bearing is larger than that of a common bearing, dust can be easily hidden in the inner part of the bearing due to the larger gap, the smoothness of the bearing is affected due to the dust when the angular contact ball bearing is used for a long time, abrasion of rolling elements is accelerated, most of the existing dustproof methods of the angular contact ball bearing are provided with the cover plate, the existing dustproof cover plate is troublesome to install, the dustproof cover plate needs to be embedded into the inner ring and the outer ring of the angular contact ball bearing in a hammering mode, the operation is troublesome, and people cannot use the dustproof cover plate conveniently, so that the dustproof cover plate for the angular contact ball bearing is provided, the installation steps of the angular contact ball bearing are simplified, and the use of people is facilitated.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that provides in the above-mentioned background art, the utility model aims to provide a dustproof angular contact ball bearing for compressor possesses the advantage of the installation of being convenient for, and it is comparatively troublesome to have solved current dustproof apron mounting method, needs to go into the inside problem of inner and outer lane of angular contact ball bearing with dustproof apron gomphosis.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a compressor is with dustproof angular contact ball bearing, includes the race ring, the left and right sides of race ring all is provided with installation mechanism, installation mechanism's outside swing joint has the annular cover board, installation mechanism sets up the annular mounting groove in the race ring left and right sides including the symmetry, the equal fixedly connected with spacing ring in upper and lower both sides in the annular mounting groove inner wall outside, the inboard fixedly connected with of annular cover board and annular mounting groove sliding connection's installed part, the annular groove of working has been seted up on the surface of installed part, the inboard of annular groove inner wall of working articulates there is the joint pole, joint pole and spacing ring sliding connection, annular lift groove has been seted up to the inner wall in annular work groove, the inside fixedly connected with pressure spring in annular lift groove, the top and the joint pole fixed connection of pressure spring.

The bearing ring is divided into an inner bearing ring and an outer bearing ring, the outer bearing ring is sleeved on the surface of the inner bearing ring, and annular mounting grooves are formed in the left side and the right side of the inner bearing ring and the left side and the right side of the outer bearing ring.

The outside of joint pole has seted up the roll groove, the inside roll connection in roll groove has the ball with spacing ring roll connection.

The outside of spacing ring inner wall sets up for the slope, the inclined plane and the joint pole of spacing ring cooperate each other.

The clamping rods are uniformly distributed in the annular working groove.

The limiting ring and the annular cover plate are made of wear-resistant materials, such as copper, graphite, nylon king and ceramic.

The beneficial effects of the utility model are as follows:

1. the utility model discloses a setting up mutually supporting of race ring, installation mechanism and annular cover plate and using, it is comparatively troublesome to have solved current dustproof apron mounting method, needs advance the inside problem of the interior outer lane of angular contact ball bearing with dustproof apron gomphosis, and this device has the advantage of being convenient for to install to this simplifies angular contact ball bearing's installation step.

2. The utility model discloses a bearing circle that the setting comprises inner race circle and outer bearing circle makes this device have the advantage of enhancement connection, strengthens the bearing circle through the annular mounting groove of inner race circle and outer bearing circle left and right sides and passes through the connection of installation mechanism to annular cover plate.

3. The utility model discloses a set up roll groove and ball, make this device have the advantage of protection joint pole, avoid wearing and tearing mutually between joint pole and the spacing ring to increase the smoothness nature between joint pole and the spacing ring.

4. The utility model discloses a set up the inclined plane of spacing ring, make this device have the advantage of the extrusion joint pole of being convenient for, thereby the inclined plane of accessible spacing ring and the mutually supporting of joint pole make the pressure spring shrink easily.

5. The utility model discloses a set up the quantity of joint pole, make this device have the advantage of strengthening the joint, can strengthen the joint pole to the support of spacing ring to strengthen being connected between installation mechanism and the race ring.

6. The utility model discloses a set up the material and be the annular apron of wear-resisting type material, make this device have wear-resisting advantage, the life of multiplicable spacing ring and annular apron.

Drawings

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

FIG. 2 is a schematic view of the connection of the annular mounting groove and the mounting member of the present invention;

FIG. 3 is an enlarged view of A in FIG. 2 according to the present invention;

fig. 4 is an enlarged view of B in fig. 2 according to the present invention.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1 to 4, the dustproof angular contact ball bearing for the compressor of the present embodiment includes a bearing ring 1, wherein both left and right sides of the bearing ring 1 are provided with an installation mechanism 2, an outer side of the installation mechanism 2 is movably connected with an annular cover plate 3, the installation mechanism 2 includes annular installation grooves 21 symmetrically arranged on both left and right sides of the bearing ring 1, both upper and lower sides of an inner wall of the annular installation groove 21 are fixedly connected with limit rings 22, an inner side of the annular cover plate 3 is fixedly connected with an installation part 23 slidably connected with the annular installation groove 21, a surface of the installation part 23 is provided with an annular working groove 24, an inner side of an inner wall of the annular working groove 24 is hinged with a clamping rod 25, an outer side of the clamping rod 25 extends upwards to an inner side of the limit ring 22, the clamping rod 25 is slidably connected with the limit rings 22, an inner wall of the annular working groove 24 is provided with an annular lifting groove 26, and an inner portion of the annular lifting groove 26 is fixedly connected with a pressure spring 27, the top of the pressure spring 27 is fixedly connected with the clamping rod 25.

Referring to fig. 1, the bearing ring 1 is divided into an inner bearing ring 11 and an outer bearing ring 12, the outer bearing ring 12 is sleeved on the surface of the inner bearing ring 11, and the left and right sides of the inner bearing ring 11 and the outer bearing ring 12 are both provided with an annular mounting groove 21.

This embodiment makes this device have the advantage of strengthening the connection through setting up race ring 1 of compriseing inner race ring 11 and outer race ring 12, strengthens race ring 1 through the connection of installation mechanism 2 to annular cover plate 3 through the annular mounting groove 21 of the inner race ring 11 and the outer race ring 12 left and right sides.

Referring to fig. 4, a rolling groove 4 is formed in an outer side of the clamping rod 25, a ball 5 that is in rolling connection with the retainer ring 22 is in rolling connection with an inner portion of the rolling groove 4, and the clamping rod 25 is in rolling connection with the retainer ring 22 through the rolling groove 4 and the ball 5.

In the embodiment, the rolling grooves 4 and the balls 5 are arranged, so that the device has the advantage of protecting the clamping rod 25, and mutual abrasion between the clamping rod 25 and the limiting ring 22 is avoided, thereby increasing the smoothness between the clamping rod 25 and the limiting ring 22.

Referring to fig. 2, the outer side of the inner wall of the retainer ring 22 is inclined, and the inclined surface of the retainer ring 22 is engaged with the engaging rod 25.

In this embodiment, the inclined surface of the limiting ring 22 is provided, so that the device has the advantage of facilitating the extrusion of the clamping rod 25, and the pressure spring 27 can be easily contracted by the mutual matching of the inclined surface of the limiting ring 22 and the clamping rod 25.

Referring to fig. 2, the number of the catching rods 25 is several, and the catching rods 25 are uniformly distributed inside the annular working groove 24.

In this embodiment, the number of the clamping rods 25 is set, so that the device has the advantage of strengthening the clamping, and the support of the clamping rods 25 on the spacing ring 22 can be strengthened, thereby strengthening the connection between the mounting mechanism 2 and the bearing ring 1.

Referring to fig. 2, the material of the stop collar 22 and the annular cover plate 3 is wear-resistant material, such as copper, graphite, nylon, or ceramic.

In this embodiment, the annular cover plate 3 made of wear-resistant material is arranged, so that the device has the advantage of wear resistance, and the service life of the limiting ring 22 and the annular cover plate 3 can be prolonged.

The utility model discloses a place annular cover plate 3 in the left and right sides of bearing ring 1 during the installation, later peg graft into annular mounting groove 21's inside with installed part 23, thereby make laminating between annular cover plate 3 and the bearing ring 1, the inclined plane through spacing ring 22 extrudees joint rod 25 at the in-process of installed part 23 installation, thereby make joint rod 25 return towards annular work groove 24's inside and contract, extrude pressure spring 27 simultaneously, and make the inside of pressure spring 27 withdrawal annular lift groove 26, the resilience through pressure spring 27 when installed part 23 drives joint rod 25 and gets into annular mounting groove 21's inside completely drives joint rod 25 and resets, and make the outside and the spacing ring 22 laminating of joint rod 25, accomplish the convenient installation to annular cover plate 3 with this.

Claims

1. The utility model provides a dustproof angular contact ball bearing for compressor, includes race ring (1), its characterized in that: the left and right sides of bearing circle (1) all is provided with installation mechanism (2), the outside swing joint of installation mechanism (2) has annular apron (3), installation mechanism (2) are including the symmetry set up annular mounting groove (21) in the bearing circle (1) left and right sides, the equal fixedly connected with spacing ring (22) in upper and lower both sides in annular mounting groove (21) inner wall outside, the inboard fixedly connected with of annular apron (3) and annular mounting groove (21) sliding connection's installed part (23), annular work groove (24) have been seted up on the surface of installed part (23), the inboard of annular work groove (24) inner wall articulates there is joint rod (25), joint rod (25) and spacing ring (22) sliding connection, annular lift groove (26) have been seted up to the inner wall in annular work groove (24), the inside fixedly connected with pressure spring (27) in annular lift groove (26), the top of the pressure spring (27) is fixedly connected with the clamping rod (25).

2. The dust-proof angular contact ball bearing for a compressor according to claim 1, characterized in that: race ring (1) is divided into interior race ring (11) and outer race ring (12), outer race ring (12) cover is established on the surface of interior race ring (11), annular mounting groove (21) have all been seted up to the left and right sides of interior race ring (11) and outer race ring (12).

3. The dust-proof angular contact ball bearing for a compressor according to claim 2, characterized in that: the outer side of the clamping rod (25) is provided with a rolling groove (4), and the inside of the rolling groove (4) is connected with a ball (5) in rolling connection with the limiting ring (22).

4. The dust-proof angular contact ball bearing for a compressor according to claim 3, characterized in that: the outer side of the inner wall of the limiting ring (22) is obliquely arranged, and the inclined surface of the limiting ring (22) is matched with the clamping rod (25).

5. The dust-proof angular contact ball bearing for a compressor according to claim 4, characterized in that: the number of the clamping rods (25) is a plurality, and the clamping rods (25) are uniformly distributed in the annular working groove (24).