CN217440556U

CN217440556U - Corrosion-resistant bearing

Info

Publication number: CN217440556U
Application number: CN202221058075.1U
Authority: CN
Inventors: 何坤; 张金军
Original assignee: Ningbo Zhongchuang Bearing Co ltd
Current assignee: Ningbo Zhongchuang Bearing Co ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-09-16
Anticipated expiration: 2032-04-29

Abstract

The utility model provides a corrosion-resistant bearing belongs to bearing technical field. The corrosion-resistant bearing comprises an inner bearing ring and an outer bearing ring. The utility model discloses a bearing, including the outer bearing ring, the inner bearing ring is equipped with the oil outlet, the outer bearing ring with the block groove has all been seted up on the inner bearing ring, two rotate between the block groove and be connected with and change the pearl, the inner bearing ring with the seal groove has all been seted up to both sides on the outer bearing ring, all connect in the seal groove and be equipped with the sealing washer, be connected with the retaining ring between the sealing washer, the inner bearing ring with outer bearing ring one side all is equipped with the polytetrafluoroethylene coating, the utility model discloses be equipped with the retaining ring between the sealing washer, the oil outflow is avoided to multiplicable sealed effect, and avoids other materials to get into and causes the corruption to the bearing is inside, and the polytetrafluoroethylene coating makes inner bearing ring and outer bearing ring have stronger corrosion resistance, and long-term use can not corroded.

Description

Corrosion-resistant bearing

Technical Field

The utility model relates to a bearing technical field particularly, relates to a corrosion-resistant bearing.

Background

The bearing plays the part of fixing and reducing load coefficient of friction in mechanical transmission process, and current bearing mostly adopts ordinary steel material, because receives the influence of region humidity condition, and bearing steel bearing is easy to be corroded, rusted in the in-service use bearing surface, influences the bearing precision, and then brings complete machine equipment precision and descends, and the bearing anticorrosion, anti-oxidation effect are not good enough, have shortened the normal life of bearing greatly.

SUMMERY OF THE UTILITY MODEL

In order to compensate above not enough, the utility model provides a corrosion-resistant bearing aims at improving current bearing and mostly adopts ordinary steel material, owing to receive the influence of region humidity condition, bearing steel bearing surface is corroded, rusts easily in the in-service use, influences the bearing precision, and then brings complete machine equipment precision and descends, and the bearing anticorrosion, anti-oxidation effect are not good enough, has shortened the normal life of bearing greatly.

An embodiment of the utility model provides a corrosion-resistant bearing, including inner bearing ring and outer bearing ring.

The utility model discloses a bearing device, including outer bearing ring, inner bearing ring, sealing groove, sealing washer, outer bearing ring, the oil inlet has been seted up on the outer bearing ring, the oil outlet has been seted up on the inner bearing ring, outer bearing ring with the block groove has all been seted up on the inner bearing ring, two to rotate between the block groove and be connected with and change the pearl, the inner bearing ring with the sealing groove has all been seted up to both sides on the outer bearing ring, all connect in the sealing groove and be equipped with the sealing washer, be connected with the retaining ring between the sealing washer, the inner bearing ring with outer bearing ring one side all is equipped with the polytetrafluoroethylene coating.

In the above-mentioned realization in-process, be equipped with the inlet port on through the outer bearing ring, be convenient for carry out the oiling to the bearing is interior, be convenient for change the pearl at the block inslot internal rotation, the bearing of being convenient for uses, through being equipped with the oil outlet, be convenient for discharge oil, be equipped with the sealing washer in the seal groove, be equipped with the retaining ring between the sealing washer, the outflow of oil is avoided to multiplicable sealed effect, and avoid other materials to get into to the inside corruption that causes of bearing, because inner bearing ring all is equipped with the polytetrafluoroethylene coating with outer bearing ring one side, make inner bearing ring and outer bearing ring have stronger corrosion resistance, long-term use can not corroded, the life of inner bearing ring and outer bearing ring has effectively been improved.

In a specific embodiment, the sealing groove is an L-shaped sealing groove, and the sealing ring is an L-shaped sealing ring.

In the implementation process, the L-shaped sealing ring can increase the sealing effect, and the L-shaped sealing groove can increase the clamping effect.

In a specific implementation scheme, a plurality of connecting rings are fixedly arranged on one side of the sealing ring, and the connecting rings are in contact connection with the inner wall of the sealing groove.

In the implementation process, the connecting rings are in contact connection with the inner wall of the sealing groove, so that the sealing effect can be improved.

In a specific implementation scheme, the oil inlet hole and one side of the oil outlet hole are both provided with connecting holes, and sealing bolts are connected in the connecting holes in a threaded mode.

In the implementation process, the oil inlet hole and the oil outlet hole are convenient to seal.

In a specific embodiment, a rubber ring is arranged in each connecting hole, and the rubber ring is in threaded connection with the sealing bolt.

In the implementation process, the rubber ring can increase the sealing effect.

In a specific embodiment, the polytetrafluoroethylene coating is provided with an electrophoretic paint coating on one side.

In the implementation process, the corrosion resistance effect of the inner bearing ring and the outer bearing ring can be increased.

In a specific embodiment, the outer bearing ring is provided with heat dissipation holes, and heat conduction silica gel layers are arranged in the heat dissipation holes.

In the above-mentioned realization process, give off the heat that the bearing produced, avoid the bearing high temperature and influence the use, heat conduction silica gel layer has the heat conduction effect, increases louvre radiating effect.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram provided in an embodiment of the present invention;

FIG. 2 is a schematic side cross-sectional structural view provided by an embodiment of the present invention;

fig. 3 is an enlarged schematic structural diagram of a portion a in fig. 2 according to an embodiment of the present invention.

In the figure: 100-an inner bearing ring; 1001-oil outlet; 110-an outer bearing ring; 1101-oil inlet hole; 120-a clamping groove; 1201-bead transfer; 130-a seal groove; 1301-sealing ring; 1302-baffle ring; 1303-connecting rings; 140-a polytetrafluoroethylene coating; 150-connecting hole; 1501-sealing bolts; 1502-rubber ring; 160-electrophoretic paint coating; 170-heat dissipation holes; 1701-layer of heat conducting silica gel.

Detailed Description

The technical solution in the embodiment of the present invention will be described below with reference to the accompanying drawings in the embodiment of the present invention.

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Referring to fig. 1, the present invention provides a corrosion resistant bearing, which includes an inner bearing ring 100 and an outer bearing ring 110.

Referring to fig. 1, 2 and 3, an oil inlet 1101 is formed in the outer bearing ring 110, an oil outlet 1001 is formed in the inner bearing ring 100, the outer bearing ring 110 and the inner bearing ring 100 are both provided with engaging grooves 120, a rotating ball 1201 is rotatably connected between the two engaging grooves 120, sealing grooves 130 are formed in both sides of the inner bearing ring 100 and the outer bearing ring 110, sealing rings 1301 are connected in the sealing grooves 130, a retaining ring 1302 is connected between the sealing rings 1301, and polytetrafluoroethylene coatings 140 are respectively disposed on one sides of the inner bearing ring 100 and the outer bearing ring 110.

In this embodiment, the sealing groove 130 is an L-shaped sealing groove, the sealing ring 1301 is an L-shaped sealing ring, the L-shaped sealing ring can increase the sealing effect, the L-shaped sealing groove can increase the clamping effect, a plurality of connecting rings 1303 are fixedly arranged on one side of the sealing ring 1301, the plurality of connecting rings 1303 are in contact connection with the inner wall of the sealing groove 130, and the plurality of connecting rings 1303 are in contact connection with the inner wall of the sealing groove 130, so that the sealing effect can be increased.

The utility model discloses in the file, inlet port 1101 all is equipped with connecting hole 150 with oil outlet 1001 one side, and connecting hole 150 female connection has sealing bolt 1501, is convenient for seal inlet port 1101 with oil outlet 1001, all is equipped with rubber circle 1502 in the connecting hole 150, rubber circle 1502 and sealing bolt 1501 threaded connection, the multiplicable sealed effect of rubber circle 1502.

When specifically setting up, polytetrafluoroethylene coating 140 one side is equipped with electrophoresis lacquer cladding material 160, and the corrosion resisting effect of multiplicable inner bearing ring 100 and outer bearing ring 110 has seted up louvre 170 on the outer bearing ring 110, is equipped with heat conduction silica gel layer 1701 in the louvre 170, gives off the heat that the bearing produced, avoids the bearing high temperature and influences the use, and heat conduction silica gel layer 1701 has the heat conduction effect, increases louvre 170 radiating effect.

Specifically, the working principle of the corrosion-resistant bearing is as follows: be equipped with inlet 1101 through outer bearing ring 110, be convenient for carry out the oiling in to the bearing, be convenient for change pearl 1201 at the rotation of block groove 120, be convenient for the bearing uses, through being equipped with oil outlet 1001, be convenient for discharge oil, be equipped with sealing washer 1301 in seal groove 130, be equipped with retaining ring 1302 between the sealing washer 1301, the outflow of oil is avoided to multiplicable sealed effect, and avoid other material to get into to the inside corruption that causes of bearing, because inner bearing ring 100 all is equipped with polytetrafluoroethylene coating 140 with outer bearing ring 110 one side, make inner bearing ring 100 have stronger corrosion resistance with outer bearing ring 110, long-term use can not corroded, the life of inner bearing ring 100 with outer bearing ring 110 has effectively been improved.

The above description is only an example of the present invention and is not intended to limit the scope of the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A corrosion resistant bearing comprising an inner bearing ring (100) and an outer bearing ring (110), characterized in that: oil inlet (1101) have been seted up on outer bearing ring (110), oil outlet (1001) have been seted up on inner bearing ring (100), outer bearing ring (110) with block groove (120) have all been seted up on inner bearing ring (100), two it is connected with between block groove (120) changes pearl (1201) to rotate, inner bearing ring (100) with seal groove (130) have all been seted up to both sides on outer bearing ring (110), all connect in seal groove (130) and be equipped with sealing washer (1301), be connected with retaining ring (1302) between sealing washer (1301), inner bearing ring (100) with outer bearing ring (110) one side all is equipped with polytetrafluoroethylene coating (140).

2. A corrosion resistant bearing according to claim 1 wherein said seal groove (130) is an L-shaped seal groove and said seal ring (1301) is an L-shaped seal ring.

3. The corrosion-resistant bearing according to claim 1, wherein a plurality of connecting rings (1303) are fixedly arranged on one side of the sealing ring (1301), and the plurality of connecting rings (1303) are in contact connection with the inner wall of the sealing groove (130).

4. The corrosion-resistant bearing according to claim 1, wherein a connecting hole (150) is formed in each of the oil inlet hole (1101) and the oil outlet hole (1001), and a sealing bolt (1501) is connected to each connecting hole (150) in a threaded manner.

5. A corrosion resistant bearing according to claim 4 wherein a rubber ring (1502) is provided in each of said attachment holes (150), said rubber ring (1502) being threadably attached to said seal bolt (1501).

6. A corrosion resistant bearing according to claim 1 wherein the teflon coating (140) is provided with an electrophoretic paint coating (160) on one side.

7. The corrosion-resistant bearing according to claim 1, wherein the outer bearing ring (110) is provided with heat dissipation holes (170), and a heat conductive silica gel layer (1701) is arranged in each heat dissipation hole (170).