CN218992120U

CN218992120U - High-precision and heavy-load-resistant skateboard shoe bearing

Info

Publication number: CN218992120U
Application number: CN202223276201.3U
Authority: CN
Inventors: 胡定丰; 胡定颉
Original assignee: Ningbo Ruichi Technology Co ltd
Current assignee: Ningbo Ruichi Technology Co ltd
Priority date: 2022-12-07
Filing date: 2022-12-07
Publication date: 2023-05-09
Anticipated expiration: 2032-12-07

Abstract

The utility model relates to the technical field of slide shoe bearings, and discloses a high-precision and heavy-load-resistant slide shoe bearing, which comprises a bearing body, wherein the bearing body comprises a bearing outer ring and a bearing inner ring arranged in the bearing outer ring, a channel is formed between the bearing outer ring and the bearing inner ring, a plurality of steel balls which are distributed at equal intervals are rotationally arranged in the channel, a retainer is further arranged in the channel, the steel balls are rotationally arranged on the retainer, a sealing ring is rotationally arranged between the bearing inner ring and the bearing outer ring, and the sealing ring is positioned in the channel by arranging the sealing ring between the bearing outer ring and the bearing inner ring, so that the precision is high, and the heavy load-resistant between the bearing outer ring and the bearing inner ring is increased.

Description

High-precision and heavy-load-resistant skateboard shoe bearing

Technical Field

The utility model relates to the technical field of skateboard shoe bearings, in particular to a high-precision and heavy-load-resistant skateboard shoe bearing.

Background

Bearings are an important component in contemporary mechanical devices. Its main function is to support the mechanical rotator, reduce the friction coefficient in the course of its movement and ensure its rotation accuracy.

The skateboard shoes are worn under the feet of the user, so that the skateboard shoes and the bearings thereof all need a better bearing capacity of the skateboard shoe bearings, the bearings adopted by the skateboard shoes are common deep groove ball bearings, the bearing capacity of the deep groove ball bearings only depends on the rigidity of the bearings to bear the weight of the skateboard shoes, the heavy load resistance is limited, the precision is not high enough, and the long-term use is inconvenient; therefore, the existing requirements are not met, and a high-precision and heavy-load-resistant skateboard shoe bearing is provided.

Disclosure of Invention

The utility model provides a high-precision heavy-load-resistant sliding plate shoe bearing, which has the beneficial effects of good lubrication effect and strong heavy load resistance, and solves the problems that the bearing adopted by the sliding plate shoe in the background art is a common deep groove ball bearing, the bearing capacity of the deep groove ball bearing only depends on the rigidity of the bearing to bear the sliding plate shoe, the heavy load resistance is limited, the precision is not high enough, and the long-term use is inconvenient.

The utility model provides the following technical scheme: the utility model provides a high accuracy heavy load resistant skateboard shoe bearing, includes the bearing body, the bearing body includes the bearing outer lane and sets up the bearing inner circle in the bearing outer lane, the bearing outer lane with set up the passageway between the bearing inner circle, a plurality of equidistance distributed's steel ball is installed in the passageway rotation, still install the holder in the passageway, the steel ball is rotated and is installed on the holder, still rotate between bearing inner circle and the bearing outer lane and install the sealing washer.

As an alternative to the high-precision heavy-load-resistant skateboard shoe bearing of the present utility model, wherein: the sealing ring comprises a first steel ring connected with the inner wall of the bearing inner ring, and one end of the first steel ring is fixedly connected with the inner wall of the bearing outer ring.

As an alternative to the high-precision heavy-load-resistant skateboard shoe bearing of the present utility model, wherein: the groove body is formed in the first steel ring, and the second steel ring is installed in the groove body in a clamping mode.

As an alternative to the high-precision heavy-load-resistant skateboard shoe bearing of the present utility model, wherein: the outside of bearing inner race is gone up fixed mounting has the lug, still offered the draw-in groove on the outer wall of bearing inner race, the draw-in groove with the passageway is linked together.

As an alternative to the high-precision heavy-load-resistant skateboard shoe bearing of the present utility model, wherein: the bearing is characterized in that an upper ring body and a lower ring body are fixedly arranged at one end, close to the bearing inner ring, of the first steel ring respectively, and the upper ring body and the lower ring body are fixedly connected with the inner wall of the bearing inner ring and the protruding block respectively.

As an alternative to the high-precision heavy-load-resistant skateboard shoe bearing of the present utility model, wherein: the radial clearance between the bearing outer ring and the bearing inner ring is 8-13um.

As an alternative to the high-precision heavy-load-resistant skateboard shoe bearing of the present utility model, wherein: and a lubricating block is arranged between the adjacent steel balls, and the lubricating block is made of a graphene structure.

The utility model has the following beneficial effects:

1. according to the high-precision heavy-load-resistant sliding plate shoe bearing, the sealing ring is arranged between the bearing outer ring and the bearing inner ring and is positioned in the channel, the bearing outer ring and the bearing inner ring are connected, the precision is high, and the heavy load resistance between the bearing outer ring and the bearing inner ring is increased.

2. The high-precision heavy-load-resistant sliding plate shoe bearing has the advantages that the sealing ring is in contact with the inner ring of the bearing through the upper ring body and the lower ring body, the contact area is small, the tightness of the sealing ring is guaranteed, meanwhile, the sealing ring also has the advantages of small friction resistance and high rotating speed, the upper ring body and the lower ring body are made of rigid materials, the friction coefficient is small, and the radial load and the axial load of the bearing body are increased.

3. According to the high-precision heavy-load-resistant sliding plate shoe bearing, the lubricating blocks are arranged between the adjacent steel balls and are made of graphene structures, and the graphene has lubricity, so that the lubricating effect between the adjacent steel balls is improved, and the lubricating performance of the sliding plate shoe bearing serving as a pulley is guaranteed.

Drawings

Fig. 1 is a schematic view of the overall structure of a bearing body according to the present utility model.

Fig. 2 is a cross-sectional view of a bearing body of the present utility model.

Fig. 3 is an enlarged view of fig. 2 a in accordance with the present utility model.

In the figure: 1. a bearing outer ring; 2. a bearing inner ring; 3. a channel; 31. a bump; 32. a clamping groove; 4. a steel ball; 5. a retainer; 6. a seal ring; 61. a first steel ring; 62. a tank body; 63. a second steel ring; 64. an upper ring body; 65. a lower ring body; 7. and (5) lubricating the block.

Detailed Description

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.

Example 1

The embodiment aims to solve the problem that a bearing adopted by a skateboard shoe is a common deep groove ball bearing, the bearing capacity of the deep groove ball bearing is limited by the skateboard shoe bearing only depending on the rigidity of the bearing capacity, the bearing capacity is limited, the precision is not high enough, and the long-term use problem is inconvenient, refer to fig. 1-3, the high-precision and heavy-load-resistant skateboard shoe bearing comprises a bearing body, the bearing body comprises a bearing outer ring 1 and a bearing inner ring 2 arranged in the bearing outer ring 1, a channel 3 is arranged between the bearing outer ring 1 and the bearing inner ring 2, a plurality of steel balls 4 which are distributed at equal intervals are rotationally arranged in the channel 3 and used for increasing the rotational flexibility of the bearing body, a retainer 5 is further arranged in the channel 3, the steel balls 4 are rotationally arranged on the retainer 5, and a sealing ring 6 is rotationally arranged between the bearing inner ring 2 and the bearing outer ring 1.

The retainer 5 installs steel ball 4 between bearing outer lane 1 and bearing inner lane 2, has guaranteed slidability and flexibility between bearing outer lane 1 and the bearing inner lane 2, and pivoted precision is higher, through setting up sealing washer 6, and bearing outer lane 1 and bearing inner lane 2 have good sealed effect at pivoted in-process, and sealing washer 6 is located passageway 3, has connected bearing outer lane 1 and bearing inner lane 2, and the precision is high, has increased the heavy load resistance between bearing outer lane 1 and the bearing inner lane 2.

Example 2

The present embodiment is intended to facilitate solving the problem of how to further increase the heavy load resistance of the bearing body, and is an improvement made on the basis of embodiment 1, specifically, referring to fig. 1-3, the seal ring 6 includes a first steel ring 61 connected to the inner wall of the bearing inner ring 2, and one end of the first steel ring 61 is fixedly connected to the inner wall of the bearing outer ring 1.

The first steel ring 61 is provided with a groove body 62, and the groove body 62 is internally clamped with a second steel ring 63.

The bearing inner ring 2 and the bearing outer ring 1 are connected to the two ends of the first steel ring 61 respectively, the first steel ring 61 is connected with the bearing inner ring 2 in a rotating mode and fixedly connected with the bearing outer ring 1, the contact area of the first steel ring 61 and the bearing inner ring 2 is small, the rotating flexibility of the first steel ring is not affected, and the sealing effect is good.

The bump 31 is fixedly arranged on the outer part of the bearing inner ring 2, the clamping groove 32 is further formed in the outer wall of the bearing inner ring 2, the clamping groove 32 is communicated with the channel 3, and the first steel ring 61 can be connected through the cooperation between the bump 31 and the clamping groove 32, so that lubricating oil in the bearing inner ring is not easy to leak.

An upper ring body 64 and a lower ring body 65 are fixedly arranged at one end of the first steel ring 61, which is close to the bearing inner ring 2, and the upper ring body 64 and the lower ring body 65 are fixedly connected with the inner wall of the bearing inner ring 2 and the protruding block 31 respectively.

The area of the upper ring 64 and the lower ring 65 contacting the bearing inner ring 2 is small, the tightness is ensured, and the bearing has the advantages of small friction resistance and high rotating speed, the upper ring 64 and the lower ring 65 are made of rigid materials, the friction coefficient is small, and the radial load and the axial load of the bearing body are increased.

Example 3

The present embodiment is intended to facilitate solving the problem of how to further increase the lubrication effect of the bearing body, and is an improvement made on the basis of embodiment 1, specifically, referring to fig. 1 to 3, the radial play between the bearing outer ring 1 and the bearing inner ring 2 is 8-13um.

A lubricating block 7 is arranged between the adjacent steel balls 4, and the lubricating block 7 is made of a graphene structure.

The graphene has lubricity, so that the lubricating effect between adjacent steel balls 4 is improved, and the lubricating performance of the pulley is ensured.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims

1. The utility model provides a high accuracy is resistant slide shoe bearing of heavy load, includes the bearing body, its characterized in that: the bearing body comprises a bearing outer ring (1) and a bearing inner ring (2) arranged in the bearing outer ring (1), a channel (3) is formed between the bearing outer ring (1) and the bearing inner ring (2), a plurality of steel balls (4) which are distributed at equal intervals are rotationally arranged in the channel (3), a retainer (5) is further arranged in the channel (3), the steel balls (4) are rotationally arranged on the retainer (5), and a sealing ring (6) is rotationally arranged between the bearing inner ring (2) and the bearing outer ring (1).

2. A high precision, heavy duty resistant skateboard shoe bearing as claimed in claim 1 wherein: the sealing ring (6) comprises a first steel ring (61) connected with the inner wall of the bearing inner ring (2), and one end of the first steel ring (61) is fixedly connected with the inner wall of the bearing outer ring (1).

3. A high precision, heavy duty resistant skateboard shoe bearing as claimed in claim 2 wherein: the groove body (62) is formed in the first steel ring (61), and the second steel ring (63) is installed in the groove body (62) in a clamping mode.

4. A high precision, heavy duty skateboard shoe bearing as in claim 3 wherein: the bearing inner ring (2) is fixedly provided with a bump (31) on the outside, the outer wall of the bearing inner ring (2) is also provided with a clamping groove (32), and the clamping groove (32) is communicated with the channel (3).

5. The high-precision and heavy-duty-resistant skateboard shoe bearing of claim 4, wherein: an upper ring body (64) and a lower ring body (65) are fixedly arranged at one end, close to the bearing inner ring (2), of the first steel ring (61), and the upper ring body (64) and the lower ring body (65) are fixedly connected with the inner wall of the bearing inner ring (2) and the protruding block (31) respectively.

6. A high precision, heavy duty resistant skateboard shoe bearing as claimed in claim 1 wherein: the radial clearance between the bearing outer ring (1) and the bearing inner ring (2) is 8-13um.

7. A high precision, heavy duty resistant skateboard shoe bearing as claimed in claim 1 wherein: a lubricating block (7) is arranged between the adjacent steel balls (4), and the lubricating block (7) is made of a graphene structure.