High-temperature-resistant noise-reduction type deep groove ball bearing

Abstract

The utility model relates to the field of deep groove ball bearings, and discloses a high temperature resistant noise reduction type deep groove ball bearing which comprises a first outer ring, a first inner ring, a retainer and a plurality of balls, the retainer is arranged on the inner side of the first outer ring, the first inner ring is arranged on the inner side of the retainer, and the balls are annularly arranged in the retainer. And protection modules are arranged on the outer side wall and the inner side wall of the first outer ring and the outer side wall and the inner side of the first inner ring, upper covers are arranged at the centers of the upper end face and the lower end face of the retainer correspondingly, and through holes are formed in the centers of the upper end faces of the balls correspondingly. According to the utility model, through the arrangement of the through holes, the bearing has more stable performance and reduces vibration and noise in the working process, which is the advantage that the traditional design does not have, so that the working efficiency of the bearing is improved, and the abrasion of the bearing is greatly reduced in an environment requiring low noise and low vibration; and the service life of the bearing is prolonged.

Description

Technical Field

[0001] The utility model relates to the field of deep groove ball bearings, in particular to a high temperature resistant and noise reducing deep groove ball bearing. Background Art

[0002] High temperature resistant and noise reducing deep groove ball bearings are bearings that can operate normally in high temperature environments and have reduced noise levels. Such bearings are usually used in equipment that needs to operate for a long time in high temperature environments, such as ovens, dryers, high temperature furnaces, etc.

[0003] Traditional high-temperature resistant and noise-reducing deep groove ball bearings are prone to generate noise and vibration when rotating at high speeds, and are prone to wear in high-temperature environments, resulting in a shortened lifespan. They require frequent replacement and maintenance, which increases maintenance costs and downtime. Therefore, technical personnel in this field provide a high-temperature resistant and noise-reducing deep groove ball bearing to solve the problems raised in the above background technology. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art, and a high-temperature resistant and noise-reducing deep groove ball bearing is proposed. The through hole is arranged to make the bearing have a more stable performance during operation, reduce vibration and noise, which is an advantage that traditional designs do not have, so that the working efficiency of the bearing is improved. For low-noise and low-vibration environments, the first inner ring, the first outer ring, the second outer ring and the second inner ring are all made of ceramic material, which greatly reduces the wear of the bearing, improves the working stability and life of the bearing, and reduces maintenance costs and downtime. The protective layer uses a lubricating film as the material to effectively reduce the friction loss of the bearing, extend the service life, and improve the working efficiency and reliability of the bearing. The protective layer uses a rubber sealing ring material to provide a reliable sealing effect, extend the lubrication cycle of the bearing, and reduce the maintenance frequency and grease consumption.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high temperature resistant noise reduction deep groove ball bearing, comprising a first outer ring and a first inner ring, a cage and a plurality of balls, the cage is arranged on the inner side of the first outer ring, the first inner ring is arranged on the inner side of the cage, a plurality of the balls are arranged in a ring-shaped arrangement inside the cage, a protective module is provided on the outer wall and inner wall of the first outer ring, and the outer wall and inner side of the first inner ring, an upper cover is provided at the center of the upper end face and the center of the lower end face of the cage, and a through hole is provided at the center of the upper end face of the plurality of the balls;

[0006] Through the above technical solution, the setting of the through hole makes the bearing have a more stable performance during operation, reduces vibration and noise, which is an advantage that traditional designs do not have, so that the working efficiency of the bearing is improved. For low noise and low vibration environments, the first inner ring, the first outer ring, the second outer ring and the second inner ring are all made of ceramic material, which greatly reduces the wear of the bearing, improves the working stability and life of the bearing, and reduces maintenance costs and downtime. The protective layer uses a lubricating film as the material to effectively reduce the friction loss of the bearing, extend the service life, and improve the working efficiency and reliability of the bearing. The protective layer uses a rubber sealing ring material to provide a reliable sealing effect, extend the lubrication cycle of the bearing, and reduce the maintenance frequency and grease consumption.

[0007] Further, the protection module comprises a first protection layer, a second outer ring, a second inner ring and a protection layer, wherein the first protection layer is arranged on the outer side wall of the first outer ring, the second outer ring is arranged on the inner side wall of the first outer ring, the second inner ring is sleeved on the outer side wall of the first inner ring, and the protection layer is sleeved on the inner side wall of the first inner ring;

[0008] Through the above technical solution, the first protective layer plays an external protection and sealing role, blocking the leakage of external impurities and lubricating oil. The second outer ring enhances the stability and sealing of the entire protective structure. The second inner ring provides support for internal protection and reduces the impact of external vibration on the bearing. The protective layer enhances the internal protection and lubrication effect, protecting the internal components of the bearing from external influences.

[0009] Furthermore, a plurality of the balls are rollingly connected inside the cage;

[0010] Through the above technical solution, when the bearing is subjected to radial or axial load, the balls roll in the bearing grooves inside the cage, thereby reducing friction resistance and enabling the bearing to work more smoothly.

[0011] Furthermore, the first inner ring, the first outer ring, the second outer ring and the second inner ring are all made of ceramics;

[0012] Through the above technical solution, by using the first inner ring, the first outer ring, the second outer ring and the second inner ring made of ceramic material, the wear of the bearing can be greatly reduced, the working stability and life of the bearing are improved, and the maintenance cost and downtime are reduced.

[0013] Furthermore, the material of the protective layer is a rubber sealing ring;

[0014] Through the above technical solution, by using a rubber sealing ring as the protective layer material, a reliable sealing effect can be provided, the lubrication cycle of the bearing is extended, and the maintenance frequency and grease consumption are reduced.

[0015] Furthermore, the material of the protective layer is a lubricating film;

[0016] Through the above technical solution, by using a lubricating film as the protective layer material, the friction loss of the bearing can be effectively reduced, the service life can be extended, and the working efficiency and reliability of the bearing can be improved.

[0017] Furthermore, the retaining frame is made of aluminum alloy;

[0018] Through the above technical solution, by using aluminum alloy as the material of the retainer, the stability and reliability of the bearing can be guaranteed, while the overall weight is reduced, which is beneficial to reducing the inertial load and energy consumption of the bearing when running at high speed.

[0019] The utility model has the following beneficial effects:

[0020] 1. In the utility model, the high temperature resistant noise reduction deep groove ball bearing has a more stable performance during operation through the setting of the through hole, reducing vibration and noise, which is an advantage that the traditional design does not have, so that the working efficiency of the bearing is improved and it is suitable for the environment requiring low noise and low vibration.

[0021] 2. In the utility model, the first inner ring, the first outer ring, the second outer ring and the second inner ring are all made of ceramic material, which greatly reduces the wear of the bearing, improves the working stability and life of the bearing, and reduces maintenance costs and downtime.

[0022] 3. In the utility model, the protective layer adopts lubricating film as the material to effectively reduce the friction loss of the bearing, extend the service life, and improve the working efficiency and reliability of the bearing. The protective layer adopts rubber sealing ring material to provide a reliable sealing effect, extend the lubrication cycle of the bearing, and reduce the maintenance frequency and grease consumption. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 A three-dimensional diagram of a high temperature resistant and noise reducing deep groove ball bearing proposed by the utility model;

[0024] Figure 2 This is a three-dimensional cross-sectional view of a high-temperature resistant and noise-reducing deep groove ball bearing proposed by the utility model;

[0025] Figure 3 A top sectional view of a high temperature resistant and noise reducing deep groove ball bearing proposed by the utility model;

[0026] Figure 4 The utility model is a front cross-sectional view of a high temperature resistant and noise reducing deep groove ball bearing.

[0027] Legend:

[0028] 1. First outer ring; 2. First inner ring; 3. Protection module; 301. First protection layer; 302. Second outer ring; 303. Second inner ring; 304. Protection layer; 4. Upper cover; 5. Through hole; 6. Ball; 7. Cage. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] Reference Figure 1-4 The utility model provides an embodiment: a high-temperature resistant and noise-reducing deep groove ball bearing, comprising a first outer ring 1 and a first inner ring 2, a retaining frame 7 and a plurality of balls 6, wherein the retaining frame 7 is arranged on the inner side of the first outer ring 1, the first inner ring 2 is arranged on the inner side of the retaining frame 7, and the plurality of balls 6 are arranged in a ring-shaped manner inside the retaining frame 7, and a protective module 3 is provided on the outer wall and inner wall of the first outer ring 1, and the outer wall and inner side of the first inner ring 2, which plays a role in protecting the bearing from external impurities and pollution, and an upper cover 4 is provided at the center of the upper end face and the center of the lower end face of the retaining frame 7 to protect the balls 6 and the internal lubricant from the invasion of external dust, moisture, etc., and a through hole 5 is provided at the center of the upper end face of the plurality of balls 6, which reduces the vibration and noise during rolling and provides a quieter working environment.

[0031] The protection module 3 includes a first protection layer 301, a second outer ring 302, a second inner ring 303 and a protection layer 304. The first protection layer 301 is arranged on the outer wall of the first outer ring 1, the second outer ring 302 is arranged on the inner wall of the first outer ring 1, the second inner ring 303 is sleeved on the outer wall of the first inner ring 2, and the protection layer 304 is sleeved on the inner wall of the first inner ring 2. The first protection layer 301 plays an external protection and sealing role to prevent the leakage of external impurities and lubricating oil. The second outer ring 302 enhances the stability and sealing of the entire protection structure. The second inner ring 303 provides support for internal protection and reduces the impact of external vibration on the bearing. The protective layer 304 enhances the internal protection and lubrication effect to protect the internal components of the bearing from external influences.

[0032] A plurality of balls 6 are connected in a rolling manner inside the cage 7. When the bearing is subjected to radial or axial loads, the balls 6 roll in the bearing grooves inside the cage 7, thereby reducing friction resistance and enabling the bearing to work more smoothly. The first inner ring 2, the first outer ring 1, the second outer ring 302, and the second inner ring 303 are all made of ceramic. The first inner ring 2, the first outer ring 1, the second outer ring 302, and the second inner ring 303 made of ceramic material can greatly reduce the wear of the bearing, improve the working stability and life of the bearing, and reduce maintenance costs and downtime. The protective layer 301 is made of rubber seal The ring, by using a rubber sealing ring as the material of the protective layer 301, can provide a reliable sealing effect, extend the lubrication cycle of the bearing, reduce the maintenance frequency and grease consumption, the protective layer 304 is made of a lubricating film, by using a lubricating film as the material of the protective layer 304, the friction loss of the bearing can be effectively reduced, the service life can be extended, and the working efficiency and reliability of the bearing can be improved. The material of the retaining frame 7 is aluminum alloy, by using aluminum alloy as the material of the retaining frame 7, the stability and reliability of the bearing can be guaranteed, and the overall weight can be reduced at the same time, which is beneficial to reduce the inertia load and energy consumption of the bearing when it runs at high speed.

[0033] Working principle: When the bearing is operating, the first protective layer 301 plays an external protection and sealing role, blocking the leakage of external impurities and lubricating oil. The second outer ring 302 enhances the stability and sealing of the entire protective structure. The second inner ring 303 provides support for internal protection and reduces the impact of external vibration on the bearing. The protective layer 304 enhances the internal protection and lubrication effect, protecting the internal components of the bearing from external influences. The through hole 5 on the ball 6 reduces the vibration and noise during rolling, providing a quieter working environment.

[0034] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A high temperature resistant noise reduction deep groove ball bearing, comprising a first outer ring (1), a first inner ring (2), a retainer (7) and a plurality of balls (6), wherein the retainer (7) is arranged on the inner side of the first outer ring (1), the first inner ring (2) is arranged on the inner side of the retainer (7), and the plurality of balls (6) are arranged in a ring shape inside the retainer (7), characterized in that: The outer wall and inner wall of the first outer ring (1), the outer wall and inner side of the first inner ring (2) are provided with a protective module (3), the center of the upper end face and the center of the lower end face of the retaining frame (7) are provided with an upper cover (4), and the center of the upper end face of the plurality of balls (6) are provided with a through hole (5).

2. A high temperature resistant and noise reducing deep groove ball bearing according to claim 1, characterized in that: The protection module (3) comprises a first protection layer (301), a second outer ring (302), a second inner ring (303) and a protection layer (304), wherein the first protection layer (301) is arranged on the outer side wall of the first outer ring (1), the second outer ring (302) is arranged on the inner side wall of the first outer ring (1), the second inner ring (303) is sleeved on the outer side wall of the first inner ring (2), and the protection layer (304) is sleeved on the inner side wall of the first inner ring (2).

3. The high temperature resistant and noise reducing deep groove ball bearing according to claim 1, characterized in that: The plurality of balls (6) are rollingly connected inside the retaining frame (7).

4. The high temperature resistant and noise reducing deep groove ball bearing according to claim 1, characterized in that: The first inner ring (2), the first outer ring (1), the second outer ring (302) and the second inner ring (303) are all made of ceramic.

5. The high temperature resistant and noise reducing deep groove ball bearing according to claim 2, characterized in that: The material of the protective layer (301) is a rubber sealing ring.

6. A high temperature resistant and noise reducing deep groove ball bearing according to claim 2, characterized in that: The material of the protective layer (304) is a lubricating film.

7. The high temperature resistant and noise reducing deep groove ball bearing according to claim 1, characterized in that: The retaining frame (7) is made of aluminum alloy.

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