CN219013196U

CN219013196U - Light-load cylindrical roller bearing

Info

Publication number: CN219013196U
Application number: CN202223244453.8U
Authority: CN
Inventors: 姚洪平; 洪国平
Original assignee: Quzhou Xinsheng Bearing Co ltd
Current assignee: Quzhou Xinsheng Bearing Co ltd
Priority date: 2022-12-05
Filing date: 2022-12-05
Publication date: 2023-05-12
Anticipated expiration: 2032-12-05

Abstract

The utility model provides a light-load cylindrical roller bearing, which relates to the technical field of bearings and comprises: a bearing inner ring; the bearing is characterized in that a retaining device is rotatably arranged on the outer wall of the bearing inner ring, a side groove structure is arranged on the side wall of the retaining device, a bearing roller is arranged on the retaining device, an annular groove is formed in the outer wall of the bearing inner ring, the effect of installing a protective component on the bearing inner ring is achieved, the protective component can be stably close to the retaining device for installing the bearing roller, contact diffusion of heat of the retaining device is achieved, the protective component can rotate when being installed on the bearing inner ring, a heat dissipation structure of the protective component is convenient to oil the retaining device correspondingly, an inner annular groove and the side groove structure on the retaining device are increased when the oil guiding effect is increased, heat dissipation of the bearing roller is increased, the problem that the service life of a bearing is shortened when grease is added is easily caused.

Description

Light-load cylindrical roller bearing

Technical Field

The utility model belongs to the technical field of bearings, and particularly relates to a light-load cylindrical roller bearing.

Background

With the continuous progress and development of technology in recent years, some manufacturing is gradually increased, wherein the manufacturing industry is not limited to manual manufacturing, and mechanical equipment is generally used for production, and the mechanical equipment belongs to a consumable article, so that moving parts such as shaft teeth of the equipment are required to be maintained and overhauled regularly, and the service life of the parts such as bearings is prolonged.

The general roller bearing is used in the position that radial atress is great more, and the bearing can not avoid producing heat when carrying out the operation and rotate, lets bearing life reduce, also lets the inside lubricating grease of bearing use too fast, has increased the frequency when maintaining of bearing, when adding the lubricating grease to the bearing, can appear adding inhomogeneous problem.

Accordingly, the present utility model has been made in view of the above circumstances, and an object of the present utility model is to provide a light-load type cylindrical roller bearing which has a more practical value.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a light-load cylindrical roller bearing, so that the problem that the service life of the bearing is shortened due to the fact that heat of the existing bearing is diffused, and uneven addition is easy to occur when lubricating grease is added is solved.

The utility model discloses a light-load type cylindrical roller bearing, which is characterized by comprising the following specific technical means:

a light-load cylindrical roller bearing comprises a bearing inner ring; the bearing is characterized in that a retaining device is rotatably arranged on the outer wall of the bearing inner ring, a side groove structure is arranged on the side wall of the retaining device, a bearing roller is arranged on the retaining device, a bearing outer ring is rotatably arranged at the outer end of the bearing roller, a protection component is arranged on the outer side of the retaining device on the bearing inner ring, and a heat dissipation structure is arranged on the outer wall of the protection component.

Further, the bearing retainer of the retainer is provided with an open slot, a bearing rolling shaft is arranged in the open slot of the bearing retainer, three groups of inner ring grooves are arranged in the bearing retainer, the inner ring grooves are of annular structures, and the three groups of inner ring grooves are communicated with the open slot of each group of bearing retainer.

Further, an outer groove is formed in the side wall of the bearing retainer, the outer groove is an arc-shaped concave surface, through holes are formed in the intervals among the opening grooves of each group of the bearing retainer, the through holes are of left-right through structures, and two sides of the through holes are communicated with the outer groove.

Further, the outer wall of the bearing inner ring is provided with a ring-shaped groove near the edge, the inner wall of the outer protecting ring is provided with an inner protruding strip, and the outer protecting ring is installed at the ring-shaped groove of the bearing inner ring in a clamping manner through the inner protruding strip.

Furthermore, the whole ring-shaped sheet structure that is of outer guard ring, outer guard ring top and bearing outer lane have the interval.

Further, two groups of symmetrical round tables are arranged on the outer wall of the outer protective ring, and each group of round tables of the outer protective ring are provided with a hole groove, and a nipple is screwed on the hole groove.

Further, the radiating strips of the radiating structure are arranged on the outer side wall of the outer protective ring, the radiating strips are arc-shaped protruding strips, and the radiating strips are arranged on the outer side wall of the outer protective ring in a circumferential array mode.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the annular groove is arranged at the outer wall of the bearing inner ring, so that the effect of installing the protection component on the bearing inner ring is realized, the protection component can be stably close to the retaining device for installing the bearing roller, the heat of the retaining device can be contacted and diffused, the protection component can rotate when installed on the bearing inner ring, the heat dissipation structure of the protection component is convenient for oiling corresponding to the retaining device, and the heat dissipation of the bearing roller is increased while the oil guiding effect is increased for the inner ring groove and the side groove structure on the retaining device.

Firstly, a bearing roller arranged on a bearing retainer is a main moving part of a bearing, so that the bearing roller is required to be always contacted with lubricating oil, and stable lubrication of the bearing roller is ensured, thereby three groups of inner ring grooves arranged on the bearing retainer can be communicated with an opening groove of each group of bearing roller, and the effect that the lubricating oil can be mutually connected and communicated by the inner ring grooves is realized, so that the stable lubrication effect on the bearing roller is realized.

Through holes are formed between each group of opening grooves of the bearing retainer, the through holes can be communicated with the inner ring grooves, the bearing roller is lubricated more quickly after the through holes enter lubricating oil, two sides of the through holes are communicated with the outer grooves, the outer grooves are positioned after lubricating oil is added, the through holes can be stably guided by the outer grooves to enter the through holes, and the lubrication of the bearing roller after the through holes are communicated with the inner ring grooves is realized.

The outer guard ring is arranged to be clamped on the inner ring of the bearing through the inner protruding strip, so that the outer guard ring can still rotate when being clamped on the inner ring of the bearing, and therefore, when lubricating oil is added, the outer guard ring is convenient to adjust, a certain interval is arranged between the top of the outer guard ring and the outer ring of the bearing, the outer guard ring can be fixed on the inner ring of the bearing, and the bearing can still be filled with oil through a guard part when slowly rotating.

The outer protective ring is arranged as a direct contact part with the retaining device, and the moving part of the whole bearing is a bearing roller, so that the retaining device and the bearing roller can generate heat preferentially, and the outer side wall of the outer protective ring which is contacted with the retaining device is provided with the heat dissipation strip, so that the contact between the whole protective part and the air is increased, and the protective part can be enabled to dissipate heat rapidly.

Drawings

Fig. 1 is a schematic view of the outer structure of the bearing of the present utility model.

Fig. 2 is a schematic view of the installation state structure of the present utility model.

Fig. 3 is a schematic cross-sectional structure of the holding device of the present utility model.

Fig. 4 is a schematic view of the structure of the bearing cage of the present utility model.

Fig. 5 is a schematic view of the structure of the guard member of the present utility model.

In the figure, the correspondence between the component names and the drawing numbers is:

1. a bearing inner ring; 2. a holding device; 201. a bearing holder; 202. an inner ring groove; 3. a side groove structure; 301. an outer slot; 302. a through hole; 4. a protective member; 401. an outer guard ring; 402. an inwardly protruding strip; 403. a hole groove; 404. a nipple; 5. a heat dissipation structure; 501. a heat dissipation strip; 6. a bearing outer ring; 7. and a bearing roller.

Detailed Description

Examples:

as shown in fig. 1 to 5:

the utility model provides a light-load cylindrical roller bearing, which comprises a bearing inner ring 1; the bearing inner ring 1 is rotatably provided with a retaining device 2 on the outer wall, a side groove structure 3 is arranged on the side wall of the retaining device 2, a bearing roller 7 is arranged on the retaining device 2, the outer end of the bearing roller 7 is rotatably provided with a bearing outer ring 6, the outer side of the retaining device 2 on the bearing inner ring 1 is provided with a protective part 4, and the outer wall of the protective part 4 is provided with a heat dissipation structure 5.

The bearing retainer 201 of the retainer 2 is provided with an open slot, the bearing roller 7 is installed in the open slot of the bearing retainer 201, three groups of inner ring grooves 202 are arranged in the bearing retainer 201, the inner ring grooves 202 are of annular structures, the three groups of inner ring grooves 202 are mutually communicated with the open slot of each group of bearing retainer 201, firstly, the bearing roller 7 installed on the bearing retainer 201 is a main moving part of a bearing, so that the bearing roller 7 is required to be always contacted with lubricating oil, and the stable lubrication of the bearing roller 7 is ensured, so that the three groups of inner ring grooves 202 arranged on the bearing retainer 201 can be communicated with the open slot of each group of installation bearing roller 7, and the lubricating oil can be mutually connected and communicated by the inner ring grooves 202, thereby playing a role in stabilizing and lubricating the bearing roller 7.

Wherein, the outer slot 301 is formed on the side wall of the bearing retainer 201, the outer slot 301 is an arc concave surface, a through hole 302 is formed at the interval between each group of open slots of the bearing retainer 201, a through hole 302 is formed between each group of open slots of the bearing retainer 201, the through hole 302 can be communicated with the inner ring slot 202, the through hole 302 is convenient for lubricating the bearing roller 7 after entering lubricating oil, the through hole 302 is of a left-right through structure, two sides of the through hole 302 are communicated with the outer slot 301, the outer slot 301 is positioned after lubricating oil is added, the outer slot 301 can be stably guided into the through hole 302, and the lubrication of the bearing roller 7 after the through hole 302 is communicated with the inner ring slot 202 is realized.

The outer wall of the bearing inner ring 1 is provided with an annular groove near the edge, the inner wall of the outer protective ring 401 is provided with an inner protruding strip 402, the outer protective ring 401 is installed at the annular groove of the bearing inner ring 1 through the inner protruding strip 402 in a clamping manner, the outer protective ring 401 is arranged on the bearing inner ring 1 through the inner protruding strip 402 in a clamping manner, the outer protective ring 401 can still rotate when being clamped on the bearing inner ring 1, and therefore the position adjusting effect is achieved when lubricating oil is added.

The whole annular piece structure that is of outer protective ring 401, outer protective ring 401 top and bearing outer lane 6 have the interval, set up certain interval between the top of outer protective ring 401 and bearing outer lane 6, realized that outer protective ring 401 can fix on bearing inner lane 1, and the bearing still can refuel through guard element 4 when slowly rotating.

Wherein, be provided with two sets of symmetrical round platform on the outer wall of outer guard ring 401, all be provided with hole groove 403 on the round platform of every outer guard ring 401 of group, twist on the hole groove 403 and install glib 404, set up two sets of hole grooves 403 of symmetry on the outer guard ring 401, let twist on the hole groove 403 and install glib 404 after, conveniently carry out the replenishment of lubricating oil through glib 404, and two sets of symmetrical glib 404 have position and convenience when conveniently increasing the oiling.

The heat dissipation strips 501 of the heat dissipation structure 5 are arranged on the outer side wall of the outer protection ring 401, the heat dissipation strips 501 are arc-shaped protruding strips, the heat dissipation strips 501 are arranged on the outer side wall of the outer protection ring 401 in a circumferential array mode, and as the outer protection ring 401 is arranged to be a direct contact part with the holding device 2, and the moving part of the whole bearing is the bearing roller 7, the holding device 2 and the bearing roller 7 can generate heat preferentially, so that the heat dissipation strips 501 are arranged on the outer side wall of the outer protection ring 401 which is contacted with the holding device 2, the contact between the whole protection part 4 and air is increased, and the quick heat dissipation of the protection part 4 is facilitated.

Specific use and action of the embodiment:

in the utility model, firstly, the bearing roller 7 arranged on the bearing retainer 201 is a main moving part of the bearing, so that the bearing roller 7 is required to be always contacted with lubricating oil, the bearing roller 7 is ensured to be stable and moist, three groups of inner ring grooves 202 arranged on the bearing retainer 201 can be communicated with the opening grooves of each group of bearing roller 7, the lubricating oil can be mutually connected and communicated by the inner ring grooves 202, the stable lubricating effect on the bearing roller 7 is realized, a through hole 302 is arranged between each group of opening grooves of the bearing retainer 201, the through hole 302 can be mutually communicated with the inner ring grooves 202, the through hole 302 is conveniently and rapidly communicated with the outer ring grooves 301 after the lubricating oil is introduced into the through hole 302, the outer ring grooves 301 are led to be fixedly led into the through hole 302 after the lubricating oil is added into the outer ring grooves 301, the through hole 302 and the inner ring grooves 202 are communicated, the outer ring 401 is clamped and connected onto the bearing 1 through the inner ring grooves 402, the through hole 302 is conveniently and the through hole 302, the heat dissipation device is further arranged on the bearing roller 7, and the heat dissipation device is further arranged on the bearing roller 2, and the heat dissipation device is directly contacted with the bearing roller 7, and the heat dissipation device is further arranged, and the heat dissipation device is kept in contact with the bearing roller 2, and the whole side wall is kept in the contact with the bearing 2, and the whole roller 2.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A light-load cylindrical roller bearing is characterized in that: comprises a bearing inner ring (1); the bearing is characterized in that a retaining device (2) is rotatably arranged on the outer wall of the bearing inner ring (1), a side groove structure (3) is arranged on the side wall of the retaining device (2), a bearing roller (7) is arranged on the retaining device (2), a bearing outer ring (6) is rotatably arranged at the outer end of the bearing roller (7), a protective component (4) is arranged at the outer side of the retaining device (2) on the bearing inner ring (1), and a heat dissipation structure (5) is arranged on the outer wall of the protective component (4).

2. A light duty cylindrical roller bearing according to claim 1, wherein: the bearing retainer (201) of the retainer device (2) is provided with an open slot, a bearing roller (7) is arranged in the open slot of the bearing retainer (201), three groups of inner ring grooves (202) are arranged in the bearing retainer (201), the inner ring grooves (202) are of annular structures, and the three groups of inner ring grooves (202) are communicated with the open slot of each group of bearing retainer (201).

3. A light duty cylindrical roller bearing according to claim 2, wherein: an outer groove (301) is formed in the side wall of the bearing retainer (201), the outer groove (301) is an arc-shaped concave surface, through holes (302) are formed in the intervals among the groups of open grooves of the bearing retainer (201), the through holes (302) are of a left-right through structure, and two sides of the through holes (302) are communicated with the outer groove (301).

4. A light duty cylindrical roller bearing according to claim 1, wherein: the bearing inner ring (1) is characterized in that an annular groove is formed in the edge of the outer wall of the bearing inner ring (1), an inner protruding strip (402) is arranged on the inner wall of the outer protecting ring (401), and the outer protecting ring (401) is mounted on the annular groove of the bearing inner ring (1) in a clamping mode through the inner protruding strip (402).

5. A light duty cylindrical roller bearing according to claim 4, wherein: the outer protection ring (401) is of an annular sheet structure, and the top of the outer protection ring (401) is spaced from the bearing outer ring (6).

6. A light duty cylindrical roller bearing according to claim 4, wherein: two groups of symmetrical round tables are arranged on the outer wall of the outer protective ring (401), hole grooves (403) are formed in the round tables of each group of outer protective ring (401), and oil nozzles (404) are screwed on the hole grooves (403).

7. A light duty cylindrical roller bearing according to claim 4, wherein: the heat dissipation strip (501) of the heat dissipation structure (5) is arranged on the outer side wall of the outer protection ring (401), the heat dissipation strip (501) is an arc-shaped protruding strip, and the heat dissipation strip (501) is arranged on the outer side wall of the outer protection ring (401) in a circumferential array mode.