Photovoltaic support rolling bearing

Abstract

The utility model relates to the technical field of bearings, and discloses a photovoltaic support rolling bearing which comprises an inner ring, an outer ring and two cover plates, the inner ring is arranged on the inner circle of the outer ring, a plurality of rolling balls are evenly filled between the inner ring and the outer ring, and the two cover plates are arranged on the two sides of the outer ring. First magnets are fixedly embedded in the positions, close to the surfaces of the two sides, in the outer ring, second magnets aligned with the first magnets are fixedly embedded in the cover plate, the cover plate is attached to the surface of the outer ring under the action of mutual attraction of the first magnets and the second magnets, and a penetrating opening is formed in the middle of the surface of the cover plate. According to the technical scheme, the cover plate is arranged on the side edge of the bearing, the first magnets are fixedly embedded in the positions, deviating from the two sides, in the bearing, and the second magnets capable of being attracted to the first magnets are fixedly embedded in the same positions in the cover plate; during installation and use, a cover plate is magnetically attracted to the surface of the outer ring of the bearing on one side exposed outside, so that the purpose of isolation and dust prevention on the side is achieved, and the service life of the bearing is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to bearing technical field, concretely is a kind of photovoltaic support rolling bearing. BACKGROUND

[0002] Photovoltaic power generation is the abbreviation of solar photovoltaic power generation, it is a kind of new power generation mode using the photovoltaic effect of solar cell semiconductor material to convert solar radiation energy into electric energy directly.As a kind of renewable new energy power generation mode, in order to make photovoltaic module obtain maximum power output, need to combine the geographical, climate and solar energy resource conditions of construction site, install with certain orientation to photovoltaic module, and rotate through automatic adjustment photovoltaic support and photovoltaic girder, track the azimuth of sun, make photovoltaic module keep perpendicular to sunlight.

[0003] Therefore, rotating structure connection needs to use bearing to connect, as photovoltaic support is installed in outdoor, in long-term use, it is easy to be polluted by dust and other impurities in air, affect the lubrication of bearing, reduce its service life.Therefore, we propose a kind of photovoltaic support rolling bearing. UTILITY MODEL CONTENT

[0004] The utility model discloses a kind of photovoltaic support rolling bearings, by setting cover plate is placed in the side of bearing, first magnet is embedded and fixed in the position of bearing inside deviating two sides, second magnet, which can be mutually adsorbed with first magnet, is embedded and fixed in the same position inside cover plate, when installation is used, the outer ring surface magnetism of bearing exposed in outside side is adsorbed with cover plate, the isolation dustproof purpose of this side is realized, guarantee its service life, solve the problem proposed in background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of photovoltaic support rolling bearing, including inner ring, outer ring and cover plate, the inner ring is placed in the inner ring of outer ring, and the inner ring and outer ring are evenly filled with a plurality of rollable ball;The cover plate is provided with two sides on the two sides of outer ring, and the position of the surface of outer ring is embedded and fixed with first magnet towards two sides, and the second magnet, which is aligned with first magnet, is embedded and fixed in the inside of cover plate, so that the cover plate is attached to the surface of outer ring under the mutual adsorption of first magnet and second magnet, and a through hole is formed in the middle position of the surface of cover plate.

[0006] By adopting the above technical scheme, only the outer ring surface magnetism of bearing exposed in outside side is adsorbed with cover plate, after the installation of bearing is in place, the brush evenly distributed in cover plate and displacement through hole can start isolation effect of dust impurities, avoid that ball position is affected service life by adhering dust impurities.

[0007] Optionally, the side surface of the cover plate close to the outer ring is provided with a side groove, and the side groove is located on the surface of the cover plate close to the inner ring.

[0008] By adopting the technical scheme, the cover plate can be conveniently lifted and adjusted in use through the side groove.

[0009] Optionally, the inner side surface of the through hole is fixed with a brush, and the brush is uniformly distributed on the inner side surface of the through hole.

[0010] By adopting the technical scheme, the brush is uniformly distributed in the through hole, and when the shaft body passes through the through hole, the brush can achieve the purpose of dust prevention by blocking the position of the through hole.

[0011] Optionally, the surface of the outer ring is provided with a resisting groove on both sides, and the surface of the cover plate on the side close to the outer ring is provided with a resisting block aligned with the resisting groove, and when the cover plate is adsorbed on the surface of the outer ring, the resisting block is in contact with the resisting groove.

[0012] By adopting the technical scheme, when the cover plate is adsorbed on the outer surface of the outer ring, the resisting block is in contact with the resisting groove, so that the positioning purpose is achieved.

[0013] Optionally, the depth of the resisting groove is greater than the height of the resisting block, and the diameter of the resisting groove is greater than the diameter of the resisting block.

[0014] By adopting the technical scheme, when the resisting block is in contact with the resisting groove, the cover plate will not be lifted, so that the cover plate can be in contact with the outer surface of the outer ring.

[0015] Optionally, the first magnet and the second magnet are uniformly provided with a plurality of magnets, and the number of the first magnet and the second magnet is the same.

[0016] By adopting the technical scheme, the plurality of first magnets and the plurality of second magnets are adsorbed with each other, so that a more firm adsorption effect can be provided.

[0017] Compared with the prior art, the beneficial effects of the technical scheme of the present application are as follows:

[0018] 1. The technical scheme of the present application is provided by arranging the cover plate on the side of the bearing, and the first magnet is embedded and fixed in the position deviated to the two sides in the bearing, and the second magnet which can be adsorbed with the first magnet is embedded and fixed in the same position in the cover plate, so that the outer ring surface of the bearing exposed on the outside side is magnetically adsorbed with the cover plate during installation and use, and the isolation and dust prevention purpose of the side is achieved, and the service life is ensured.

[0019] 2. The technical scheme of the present application is provided by arranging the side groove on the outer surface of the cover plate close to the bearing, so that when the cover plate is adsorbed on the surface of the outer ring, the side groove can be inserted into a flat screwdriver, so that the cover plate can be conveniently pried and removed when needed. BRIEF DESCRIPTION OF DRAWINGS

[0020] Other features, objects, and advantages of the application will become more apparent by reading the following non-restrictive embodiment with reference to the accompanying drawings:

[0021] Figure 1 It is the whole structure schematic diagram of the rolling bearing of the photovoltaic support of the utility model;

[0022] Figure 2 It is the bearing structure schematic diagram after the cover plate of the rolling bearing of the photovoltaic support of the utility model is removed;

[0023] Figure 3 It is the outer ring structure schematic diagram of the rolling bearing of the photovoltaic support of the utility model;

[0024] Figure 4 It is the cover plate inner surface structure schematic diagram of the rolling bearing of the photovoltaic support of the utility model.

[0025] In the drawing: 1, inner ring; 2, outer ring; 21, first magnet; 22, resistance groove; 3, cover plate; 31, second magnet; 32, through hole; 321, brush; 33, side groove; 34, resistance block; 4, ball. DETAILED DESCRIPTION

[0026] Please refer to Figures 1-4 The utility model provides a technical scheme: a kind of photovoltaic support rolling bearing, including inner ring 1, outer ring 2 and cover plate 3, inner ring 1 is placed in the inner ring of outer ring 2, and multiple rollable balls 4 are evenly filled between inner ring 1 and outer ring 2, in addition, retainer (not shown in the drawing) is also arranged between inner ring 1 and outer ring 2, for the position of ball 4 play the purpose of limiting.

[0027] Two cover plates 3 of same size are also provided, two cover plates 3 are placed in the two sides of outer ring 2, through hole 32 is set in the surface middle position of cover plate 3, before installing fixed bearing, make the side exposed outside set cover plate 3, the side not exposed outside need not be set cover plate 3, when installing, bearing is first placed in bearing inner sleeve, shaft body is first penetrated cover plate 3 after through through hole 32 and then inserted to the inside of inner ring 1 and locked.

[0028] The first magnet 21 is embedded and fixed at the position close to the two side surfaces of the outer ring 2, and the second magnet 31 aligned with the first magnet 21 is embedded and fixed in the inner part of the cover plate 3, and the first magnet 21 and the second magnet 31 are uniformly provided, and the number of the first magnet 21 and the second magnet 31 is the same, and after the bearing is installed in place, the cover plate 3 is attached to the surface of the outer ring 2 under the action of mutual adsorption of the first magnet 21 and the second magnet 31, and then the cover plate 3 realizes the purpose of dustproof and impurity prevention, and in addition, the inner side surface of the through hole 32 is fixed with the brush 321, and the brush 321 is uniformly distributed on the inner side surface of the through hole 32, and the brush 321 will be attached to the outer surface of the shaft after the shaft passes through the through hole 32, and the purpose of dustproof and impurity prevention at the position of the through hole 32 is achieved.

[0029] The resistance groove 22 is provided on the surface of the outer ring 2, and the surface of the cover plate 3 close to the outer ring 2 is provided with the resistance block 34 aligned with it, and when the cover plate 3 is adsorbed on the surface of the outer ring 2, the resistance block 34 is in contact with the resistance groove 22, the depth of the resistance groove 22 is greater than the height of the resistance block 34, and the diameter of the resistance groove 22 is greater than the diameter of the resistance block 34, and the resistance block 34 in contact with the resistance groove 22 will not have the effect of lifting the cover plate 3, and the cover plate 3 is attached to the outer surface of the outer ring 2.

[0030] In addition, the side groove 33 is provided on the surface of the cover plate 3 close to the outer ring 2, and when the subsequent lubricating oil or lubricating grease needs to be added, a flathead screwdriver can be used to conveniently lift the cover plate 3 through the position of the side groove 33.

[0031] In use, the cover plate 3 on the side of the bearing which will not be exposed to the outside after installation is removed, only the cover plate 3 on the side of the bearing which will be exposed to the outside is reserved, if both sides will be exposed to the outside, both cover plates 3 are reserved, then the bearing is fixed in place, installed between the bearing sleeve and the shaft, and the shaft is inserted into the inner ring 1 of the bearing after penetrating the cover plate 3 through the through hole 32 on the surface of the cover plate 3, at this time the brush 321 will be in contact with the outer surface of the shaft, in the subsequent use process, the side of the bearing which will be originally exposed to the outside will be isolated and protected by the cover plate 3 and the evenly distributed brush 321, avoiding the contact between the dust in the air and the parts such as the bearing ball 4 in the use process, when the lubricating oil needs to be supplemented in the use process, a flathead screwdriver can be used to pry and pull the cover plate 3 outward through the position of the side groove 33, then the lubricating oil or lubricating grease can be applied to the position of the bearing ball 4, and then the cover plate 3 is close to the side of the outer ring 2 of the bearing again, the first magnet 21 and the second magnet 31 are aligned and mutually adsorbed, the cover plate 3 is adsorbed and attached to the outer surface of the outer ring 2, and the resistance block 34 is in contact with the resistance groove 22 to achieve the purpose of positioning.

Claims

1. A photovoltaic support rolling bearing comprising an inner ring (1), an outer ring (2) and a cover plate (3), characterized in that: The inner ring (1) is placed in the inner circle of the outer ring (2), and the inner ring (1) and the outer ring (2) are uniformly filled with a plurality of rollable balls (4); The cover plate (3) is provided with two sides placed in the outer ring (2), and the inner ring (2) is embedded and fixed with the first magnet (21) on the surface of the two sides. The inside of the cover plate (3) is embedded and fixed with the second magnet (31) aligned with the first magnet (21), so that the cover plate (3) is attached to the surface of the outer ring (2) by the mutual adsorption of the first magnet (21) and the second magnet (31). The surface of the cover plate (3) is provided with a through hole (32) in the middle position.

2. The photovoltaic rack roller bearing of claim 1, wherein: The side surface of the cover plate (3) close to the outer ring (2) is provided with a side groove (33), and the side groove (33) is located on the surface of the cover plate (3) close to the outer ring.

3. The photovoltaic rack roller bearing of claim 1, wherein: The inner side surface of the through hole (32) is fixed with a brush (321), and the brush (321) is uniformly distributed on the inner side surface of the through hole (32).

4. The photovoltaic rack roller bearing of claim 1, wherein: The surface of the outer ring (2) is provided with a resisting groove (22) on both sides, and the surface of the cover plate (3) close to the outer ring (2) is provided with a resisting block (34) aligned with it. When the cover plate (3) is adsorbed on the surface of the outer ring (2), the resisting block (34) is in contact with the resisting groove (22).

5. The photovoltaic rack roller bearing of claim 4, wherein: The depth of the resisting groove (22) is greater than the height of the resisting block (34), and the diameter of the resisting groove (22) is greater than the diameter of the resisting block (34).

6. The photovoltaic rack roller bearing of claim 1, wherein: The first magnet (21) and the second magnet (31) are uniformly provided with a plurality of first magnets (21) and a plurality of second magnets (31), and the number of the first magnet (21) and the second magnet (31) is the same.

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