CN220622504U - Rust-proof bearing ring - Google Patents

Abstract

The utility model relates to the technical field of bearing rings, and particularly discloses an antirust bearing ring, which comprises the following components: the bearing ring is divided into an outer bearing ring and an inner bearing ring; the sealing mechanism is positioned on the periphery of the bearing and is fixedly connected with the positioning groove through the supporting ring in a threaded manner, one end of the supporting ring is fixedly connected with the sealing plate, so that the sealing plate is abutted against both sides of the outer bearing ring and the inner bearing ring to protect against corrosion and rust caused by salt and moisture in air, when the sealing plate is abutted against a gap between the sealing plate and the inner bearing ring and between the sealing plate and the outer bearing ring, the air in the positioning groove can be discharged through the one-way exhaust valve, the air in the positioning groove is reduced, the air pressure in the positioning groove is reduced, the pressure outside the bearing is increased to squeeze the sealing plate, the sealing plate pushes the supporting ring to slide into the positioning groove, and meanwhile, the sealing plate is pressed against the inner bearing ring and the outer bearing ring by the air pressure, so that salt and moisture in the air are prevented from corroding and rust caused by corrosion of the gap to the outer bearing ring and the inner bearing ring.

Description

Rust-proof bearing ring

Technical Field

The utility model relates to the technical field of bearing rings, in particular to an antirust bearing ring.

Background

The bearing ring is an indispensable component part of the bearing, a plurality of machines are used for the bearing in a coastal wharf, when a worker uses the bearing, the bearing is installed in the wharf machine, the outer wall of the bearing outer ring and the inner wall of the bearing inner ring are matched with the machine to run through balls in the bearing, because the salt content in the air in the coastal area is very high, a sealing ring is arranged between the bearing outer ring and the inner ring of the bearing, the sealing ring is used for sealing balls and a retainer between the bearing outer ring and the inner ring of the bearing, corrosion of the balls and the retainer by the salt in the air is prevented, the rotation of the bearing is influenced, but the two sides of the outer ring and the inner ring of the bearing are contacted with the air, so that the salt in the air can corrode the two sides of the bearing outer ring and the inner ring, rust on the two sides of the bearing outer ring and the inner ring of the bearing inner ring can slowly spread to the inner wall of the bearing outer ring and the outer ring of the bearing, and certain gaps exist between the sealing ring and the inner ring of the bearing rust, and the bearing rust can corrode through the balls and the retainer, so that the rotation of the bearing cannot be influenced, and the working efficiency of the machine is influenced. To this end, we propose a rust-resistant bearing ring.

Disclosure of Invention

The present utility model aims to provide an anti-rust bearing ring, which solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a rust-resistant bearing ring comprising: the bearing ring is divided into an outer bearing ring and an inner bearing ring; and the sealing mechanism is positioned at the periphery of the bearing and can seal the bearing.

Preferably, the sealing mechanism comprises clamping grooves formed in two sides of the outer ring of the bearing, a sealing ring is rotationally connected inside the clamping grooves, the outer wall of the sealing ring is fixedly connected with a limiting ring, the limiting ring is rotationally connected with the clamping grooves, positioning grooves formed in two sides of the inner ring of the bearing are internally connected with supporting rings in a threaded manner, the sealing ring and the supporting rings are fixedly connected with a sealing plate at one end of each clamping groove, and the limiting member is arranged inside the clamping grooves and can limit the sealing plate.

Preferably, the limiting piece comprises a limiting groove which is formed in the bottom end of the inside of the clamping groove, the limiting groove is in sliding connection with the outer wall of the sealing ring, the sealing ring is close to a limiting hole formed in one side of the limiting groove, and a one-way exhaust valve is fixedly connected in the limiting hole.

Preferably, the heat insulation pad is fixedly connected in the limit groove.

Preferably, the limiting piece comprises a sealing ring and a fixing groove formed in the outer wall of the supporting ring, and the fixing ring is connected in a sliding mode in the fixing groove.

The utility model has at least the following beneficial effects:

when the sealing plate is used, the sealing plate is fixedly connected with the positioning groove through the supporting ring in a threaded manner, one end of the supporting ring is fixedly connected with the sealing plate, so that the sealing plate is abutted against both sides of the bearing outer ring and the bearing inner ring to protect the sealing plate from corrosion and rust caused by salt and moisture in air, when gaps are formed at the abutted parts of the sealing plate, the bearing inner ring and the bearing outer ring, the air in the positioning groove can be discharged through the one-way exhaust valve, the air pressure in the positioning groove is reduced, the pressure outside the bearing is increased to squeeze the sealing plate, the sealing plate pushes the supporting ring to slide into the positioning groove, and meanwhile, the sealing plate is pressed against the bearing outer ring and the bearing inner ring through the air pressure, so that the corrosion and rust caused by the salt and moisture in the air to the bearing outer ring and the bearing inner ring through the gaps are avoided.

Drawings

FIG. 1 is a schematic view of the overall structure of a bearing ring according to the present utility model;

FIG. 2 is a schematic cross-sectional view of a seal mechanism of the present utility model;

FIG. 3 is an enlarged schematic view of the area A of FIG. 2 according to the present utility model;

FIG. 4 is a schematic view of a structure of a clamping groove according to the present utility model;

FIG. 5 is a schematic view of a seal ring according to the present utility model;

fig. 6 is a schematic structural diagram of a second embodiment of the present utility model.

In the figure: 1-a bearing ring; 10-a bearing outer ring; 11-a bearing inner ring; 2-a sealing mechanism; 3-bearing; 20-clamping grooves; 21-a sealing ring; 22-limit rings; 23-positioning grooves; 24-supporting rings; 25-sealing plate; 26-limiting piece; 27-a limit groove; 28-limiting holes; 29-a one-way exhaust valve; 210-a heat insulation pad; 211-a fixed groove; 212-retainer ring.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-5, the present utility model provides a technical solution: a rust-resistant bearing ring comprising: a rust-resistant bearing ring comprising: a bearing ring 1, the bearing ring 1 being divided into an outer bearing ring 10 and an inner bearing ring 11; the sealing mechanism 2 is arranged on the periphery of the bearing 3, the sealing mechanism 2 can seal the bearing 3, the bearing outer ring 10 and the bearing inner ring 11 are clamped and rotated by balls, the sealing mechanism 2 protects the two sides of the bearing outer ring 10 and the bearing inner ring 11, the two sides of the bearing outer ring 10 and the two sides of the bearing inner ring are prevented from being contacted with air for a long time, and the bearing outer ring 10 and the two sides of the bearing inner ring are corroded and rusted by salt and moisture in the air.

The sealing mechanism 2 comprises clamping grooves 20 formed in two sides of the bearing outer ring 10, sealing rings 21 are rotatably connected in the clamping grooves 20, limiting rings 22 are fixedly connected to the outer walls of the sealing rings 21, the limiting rings 22 are rotatably connected with the clamping grooves 20, positioning grooves 23 formed in two sides of the bearing inner ring 11, supporting rings 24 are connected in the positioning grooves 23 in a threaded mode, sealing plates 25 are fixedly connected to the sealing rings 21 and one ends, away from the clamping grooves 20, of the supporting rings 24, limiting pieces 26 are arranged in the clamping grooves 20, the limiting pieces 26 can limit the sealing plates 25, when the machine and the bearing 3 are in matched operation, the sealing plates 25 are located on two sides of the bearing 3 and form a sealing space with the bearing 3, the outer rings of the bearing 3 can be matched with the machine to rotate through the rotary connection of the clamping grooves 20 and the sealing rings 21, when the machine is matched and reversely rotated with the bearing 3, the positioning grooves 23 are in threaded connection with the supporting rings 24, the sealing plates 25 are not loosened, the limiting pieces are used for preventing gaps in the sealing plates 25 and the bearing 3 from being formed, salt and water in air from corroding the two sides of the bearing outer ring 10 and the bearing inner ring 11.

The locating piece 26 includes the spacing groove 27 that the inside bottom of joint groove 20 was seted up, the inside fixedly connected with heat insulating mattress 210 of spacing groove 27, the insulating layer can avoid the internal gas of spacing groove 27 to appear the thermal expansion phenomenon, spacing groove 27 and sealing washer 21 outer wall sliding connection, the spacing hole 28 that sealing washer 21 was seted up near spacing groove 27 one side, spacing hole 28 inside fixedly connected with one-way discharge valve 29, can produce vibrations when bearing 3 and machine cooperation operation, then the sealing plate 25 goes out the gap with the sealed space that bearing 3 formed because vibrations take place for locating groove 23 and backup ring 24, salt and moisture in the air get into the gap and corrode in bearing outer sleeve 10 and bearing inner sleeve 11 both sides, the staff can discharge the internal gas of spacing groove 27 through one-way discharge valve 29, the internal gas of spacing groove 27 reduces the atmospheric pressure and reduces, sealing plate 25 is being extruded to sealing plate 25, sealing plate 25 is pushing sealing washer 21 to slide into spacing groove 27 inside, sealing plate 25 is also being extruded by atmospheric pressure simultaneously and is supporting festival bearing 3, make sealing plate 25 and bearing 3 keep on keeping a inclosed space, protection bearing outer sleeve 10 and bearing inner sleeve 11 both sides can not rust.

Examples

Referring to fig. 6, in the second embodiment, other structures are unchanged, unlike the first embodiment, the limiting member 26 includes a sealing ring 21 and a fixing groove 211 formed on an outer wall of the supporting ring 24, the fixing groove 211 is slidably connected with a fixing ring 212, when the fixing ring is drawn to operate in cooperation with a machine, a certain amount of heat is generated, the fixing ring 212 in the fixing groove 211 is made of kovar alloy, the kovar alloy is generally only sealed with alloy, the sealed alloy is also referred to as constant expansion alloy or kovar alloy, and the alloy with a relatively constant low or medium expansion coefficient is in a range of-70 to 500 ℃, and expands against the inner walls of the joint clamping groove 20 and the positioning groove 23 when the fixing ring 212 absorbs the heat, so as to avoid salt and moisture in air from entering.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. An antirust bearing ring is characterized in that: comprising the following steps:

a bearing ring (1), wherein the bearing ring (1) is divided into a bearing outer ring (10) and a bearing inner ring (11);

and the sealing mechanism (2) is arranged on the periphery of the bearing (3), and the sealing mechanism (2) can seal the bearing (3).

2. A rust inhibitive bearing ring according to claim 1, wherein: sealing mechanism (2) are including joint groove (20) that bearing outer race (10) both sides were seted up, joint groove (20) inside rotates to be connected with sealing washer (21), sealing washer (21) outer wall fixed connection spacing collar (22), spacing collar (22) rotate with joint groove (20) to be connected, constant head tank (23) that bearing inner race (11) both sides were seted up, constant head tank (23) inside threaded connection has holding ring (24), sealing washer (21) and holding ring (24) keep away from joint groove (20) one end fixedly connected with closing plate (25), inside locating part (26) that are equipped with of joint groove (20), locating part (26) can be spacing to closing plate (25).

3. A rust inhibitive bearing ring according to claim 2, wherein: the limiting piece (26) comprises a limiting groove (27) formed in the bottom end inside the clamping groove (20), the limiting groove (27) is slidably connected with the outer wall of the sealing ring (21), a limiting hole (28) is formed in one side, close to the limiting groove (27), of the sealing ring (21), and a one-way exhaust valve (29) is fixedly connected inside the limiting hole (28).

4. A rust inhibitive bearing ring according to claim 3, wherein: and a heat insulation pad (210) is fixedly connected inside the limit groove (27).

5. A rust inhibitive bearing ring according to claim 2, wherein; the limiting piece (26) comprises a sealing ring (21) and a fixing groove (211) formed in the outer wall of the supporting ring (24), and the fixing ring (212) is connected in the fixing groove (211) in a sliding mode.