CN219366584U - Dustproof compression bearing - Google Patents

Abstract

The utility model relates to the technical field of bearings, and discloses a dustproof and compression-resistant bearing, which comprises an outer bearing ring, wherein an inner bearing ring is arranged in the outer bearing ring, a through hole is formed in the outer surface of the inner bearing ring, a first sealing cover and a second sealing cover are respectively arranged on the outer surface of the outer bearing ring, and adhesive layers are respectively arranged on the inner walls of the first sealing cover and the second sealing cover. The utility model has the following advantages and effects: when the anti-dust device is used, the wear-resistant layers are respectively fixed on the inner walls of the first sealing cover and the second sealing cover through the bonding layers, the first sealing cover and the second sealing cover are respectively fixed at the two ends of the bearing outer ring to seal the outer edges of the bearing outer ring, the wear-resistant layers are clamped between the first sealing cover and the second sealing cover of the bearing outer ring, friction on the outer part of the bearing outer ring is reduced, the sealing range of the first sealing cover and the second sealing cover is increased through additionally arranging the extension ring on the outer part of the first sealing cover and the second sealing cover, and the anti-dust effect is improved.

Description

Dustproof compression bearing

Technical Field

The utility model relates to the technical field of bearings, in particular to a dustproof compression-resistant bearing.

Background

The bearing is an important part in modern mechanical equipment, and has the main functions of supporting a mechanical rotating body, reducing the friction coefficient in the motion process and ensuring the rotation precision.

In the prior art, chinese patent publication No. CN203384218U discloses a compression-resistant bearing, which comprises an outer ring and an inner ring, main steel balls are arranged between the outer ring and the inner ring, main rolling grooves for rolling the main steel balls are arranged inside the outer ring and outside the inner ring, second rolling grooves and third rolling grooves are respectively arranged at two sides of the main rolling grooves of the outer ring, fourth rolling grooves and fifth rolling grooves matched with the second rolling grooves and the third rolling grooves are arranged outside the inner ring, and auxiliary steel balls are arranged between the second rolling grooves and the fourth rolling grooves as well as between the third rolling grooves and the fifth rolling grooves; the diameter of the main steel ball is larger than that of the auxiliary steel ball. The utility model has the beneficial effects that: according to the utility model, three groups of steel balls are supported between the outer ring and the inner ring simultaneously, so that the bearing pressure of each steel ball is reduced, the bearing capacity of the bearing is improved, and the service life of the bearing is prolonged.

The bearing capacity of the bearing is well improved, the service life of the bearing is prolonged, but the bearing is poor in dustproof effect in use, the influence of polluted impurities in the use process of the bearing can be possibly caused, and the compression resistance is poor, so that the existing problems are required to be improved.

Disclosure of Invention

The utility model aims to provide a dustproof compression-resistant bearing which has the effects of good sealing and dustproof effects, stable connection of dustproof components and good compression-resistant effects.

The technical aim of the utility model is realized by the following technical scheme: the utility model provides a dustproof compressive bearing, includes the bearing outer loop, the inside of bearing outer loop is provided with the bearing inner loop, the perforation has been seted up to the surface of bearing inner loop, the surface of bearing outer loop is provided with first sealed lid and second sealed lid respectively, the inner wall of first sealed lid and second sealed lid all is provided with the adhesive linkage, the surface of adhesive linkage is provided with the wearing layer, the surface of first sealed lid and second sealed lid all stipulates and is connected with the extension ring, the surface of extension ring is provided with the second adhesive linkage, the surface of second adhesive linkage is provided with the rubber seal layer.

Through adopting above-mentioned technical scheme, fix the both ends at the bearing outer ring with first sealed lid and second sealed lid respectively and seal its outward flange, press from both sides between bearing outer ring first sealed lid and second sealed lid by the wearing layer, reduce the outside friction of bearing outer ring, and through add the sealed scope that extends ring increase first sealed lid and second sealed lid in the outside of first sealed lid and second sealed lid, promote dustproof effect, and because rubber seal layer bonds in the outside of extending the ring and extends to its inner wall, can protect the outward flange of perforation, reduce the friction of coupling assembling and perforation outward flange, both guaranteed sealed dustproof effect, play wear-resisting protection's effect again.

The utility model is further provided with: the outer surface of the first sealing cover is fixedly connected with a fixing rod, one end of the fixing rod is fixedly connected with a connecting plate, and the outer surface of the connecting plate is provided with a through hole.

Through adopting above-mentioned technical scheme, through the setting of dead lever and connecting plate, be convenient for provide auxiliary stay for being connected between first sealed lid and the second sealed lid.

The utility model is further provided with: the outer surface of through-hole has cup jointed the drag hook, the one end fixedly connected with fixed plate of drag hook, the one end fixedly connected with spring of fixed plate, the one end fixedly connected with second dead lever of spring.

Through adopting above-mentioned technical scheme, establish first sealed lid and second sealed lid behind the both ends of bearing outer ring respectively, make the draw hook card advance the inside of the through-hole of connecting plate surface through tensile powerful spring, increase the mutual traction force between first sealed lid and the second sealed lid, make its firm effect better, prevent that it from carelessly scattering from leading to sealed dustproof effect not good condition to take place.

The utility model is further provided with: the number of the fixing rods and the number of the connecting plates are all a plurality, and a second wear-resistant layer is arranged on the inner wall of the through hole.

Through adopting above-mentioned technical scheme, even setting up through a plurality of dead lever and connecting plate is convenient for provide balanced connection auxiliary stay for first sealed lid and the sealed lid of second to make its connection inseparabler, because the bearing outer ring can produce certain rocking in the use, has elastic traction force to the drag hook through the spring, consequently increase the antifriction effect that the second wearing layer can promote the through-hole inner wall, make its life longer.

The utility model is further provided with: the bearing is characterized in that a supporting frame is arranged on the surface of the bearing inner ring, and balls are arranged in the supporting frame.

Through adopting above-mentioned technical scheme, restrict the ball in the inside indent of support frame through the support frame, promote its back-up strength between bearing inner ring and the bearing outer ring, the balanced compressive effect between multiplicable bearing inner ring and the bearing outer ring.

The utility model is further provided with: the surface of support frame is provided with the enhancement layer, the inside of enhancement layer is provided with the elasticity post.

Through adopting above-mentioned technical scheme, through setting up of enhancement layer and elastic column, further increase the elastic support effect between outer loop inner wall of bearing and the bearing inner ring, make its inside and outside cooperation compressive effect better.

The beneficial effects of the utility model are as follows:

1. according to the utility model, through the matching arrangement among the bearing outer ring, the bearing inner ring, the perforation, the first sealing cover, the second sealing cover, the adhesive layer, the wear-resistant layer, the extension ring, the second adhesive layer and the rubber sealing layer, when the device is used, the wear-resistant layer is respectively fixed on the inner walls of the first sealing cover and the second sealing cover through the adhesive layer, the first sealing cover and the second sealing cover are respectively fixed at the two ends of the bearing outer ring to seal the outer edges of the bearing outer ring, the wear-resistant layer is clamped between the first sealing cover and the second sealing cover of the bearing outer ring, friction outside the bearing outer ring is reduced, and the sealing range of the first sealing cover and the second sealing cover is increased through additionally arranging the extension ring outside the first sealing cover and the second sealing cover, so that the dustproof effect is improved.

2. According to the utility model, through the matching arrangement among the fixing rod, the connecting plate, the through hole, the draw hook, the fixing plate, the spring, the second fixing rod, the supporting frame, the ball, the reinforcing layer and the elastic column, when the device is used, the first sealing cover and the second sealing cover are respectively arranged at two ends of the bearing outer ring, the draw hook is clamped into the through hole on the outer surface of the connecting plate through the tension strong spring, the mutual traction force between the first sealing cover and the second sealing cover is increased, the stabilizing effect is better, the ball is prevented from being scattered carelessly to cause the situation that the sealing dustproof effect is poor, the ball is limited in the rolling groove in the supporting frame through the supporting frame, the supporting strength between the bearing inner ring and the bearing outer ring is improved, the balanced compression resistance effect between the bearing inner ring and the bearing outer ring is increased, the elastic supporting effect between the inner wall of the bearing outer ring and the bearing inner ring is further increased through the arrangement of the reinforcing layer and the elastic column, and the internal and external matching compression resistance effect is better.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a first seal cap according to the present utility model;

FIG. 3 is a schematic view of a spring structure according to the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present utility model;

FIG. 5 is a schematic view of the inner ring structure of the bearing of the present utility model.

In the figure, 1, a bearing outer ring; 2. a bearing inner ring; 3. perforating; 4. a first sealing cover; 5. a second sealing cover; 6. an adhesive layer; 7. a wear-resistant layer; 8. an extension ring; 9. a second adhesive layer; 10. a rubber sealing layer; 11. a fixed rod; 12. a connecting plate; 13. a through hole; 14. a drag hook; 15. a fixing plate; 16. a spring; 17. a second fixing rod; 18. a second wear layer; 19. a support frame; 20. a ball; 21. a reinforcing layer; 22. and (5) an elastic column.

Detailed Description

The technical scheme of the present utility model will be clearly and completely described in connection with specific embodiments. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. 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 fall within the scope of the utility model.

Referring to figures 1-5, a dustproof compression-resistant bearing comprises a bearing outer ring 1, a bearing inner ring 2 is arranged in the bearing outer ring 1, a perforation 3 is arranged on the outer surface of the bearing inner ring 2, a first sealing cover 4 and a second sealing cover 5 are respectively arranged on the outer surface of the bearing outer ring 1, bonding layers 6 are respectively arranged on the inner walls of the first sealing cover 4 and the second sealing cover 5, a wear-resistant layer 7 is arranged on the outer surface of the bonding layers 6, an extension ring 8 is respectively arranged on the outer surfaces of the first sealing cover 4 and the second sealing cover 5, a second bonding layer 9 is arranged on the outer surface of the extension ring 8, a rubber sealing layer 10 is arranged on the outer surface of the second bonding layer 9, the wear-resistant layer 7 is respectively fixed on the inner walls of the first sealing cover 4 and the second sealing cover 5 through the bonding layers 6 when in use, the first sealing cover 4 and the second sealing cover 5 are respectively fixed at two ends of the bearing outer ring 1 to seal the outer edges thereof, the wear-resistant layer 7 is clamped between the first sealing cover 4 and the second sealing cover 5 of the bearing outer ring 1, friction to the outside of the bearing outer ring 1 is reduced, the sealing range of the first sealing cover 4 and the second sealing cover 5 is increased by additionally arranging the extension ring 8 outside the first sealing cover 4 and the second sealing cover 5, the dustproof effect is improved, the outer edge of the perforation 3 can be protected due to the fact that the rubber sealing layer 10 is adhered to the outside of the extension ring 8 and extends to the inner wall of the extension ring, friction between a connecting component and the outer edge of the perforation 3 is reduced, the sealing dustproof effect is ensured, the wear-resistant protection effect is also achieved, the fixing rod 11 is fixedly connected to the outer surface of the first sealing cover 4, the connecting plate 12 is fixedly connected to one end of the fixing rod 11, the through hole 13 is formed in the outer surface of the connecting plate 12, the fixing rod 11 and the connecting plate 12 are arranged, the auxiliary support is convenient for the connection between the first sealing cover 4 and the second sealing cover 5, the drag hook 14 is sleeved on the outer surface of the through hole 13, one end of the drag hook 14 is fixedly connected with the fixed plate 15, one end of the fixed plate 15 is fixedly connected with the spring 16, one end of the spring 16 is fixedly connected with the second fixed rod 17, the first sealing cover 4 and the second sealing cover 5 are respectively arranged at the two ends of the bearing outer ring 1, the drag hook 14 is clamped into the through hole 13 on the outer surface of the connecting plate 12 through the tension spring 16, the mutual traction force between the first sealing cover 4 and the second sealing cover 5 is increased, the stabilizing effect is better, the condition that the sealing dust-proof effect is poor due to careless scattering is prevented, the quantity of the fixed rods 11 and the connecting plate 12 is a plurality, the inner wall of the through hole 13 is provided with the second wear-resistant layer 18, the connection of the fixing rods 11 and the connecting plates 12 is convenient for providing balanced auxiliary connection support for the first sealing cover 4 and the second sealing cover 5, so that the connection is tighter, as the bearing outer ring 1 can generate certain shaking in the use process, the drag hook 14 is provided with elastic traction force through the spring 16, the antifriction effect of the inner wall of the through hole 13 can be improved by adding the second wear-resistant layer 18, the service life of the bearing inner ring is longer, the surface of the bearing inner ring 2 is provided with the supporting frame 19, the ball 20 is arranged in the supporting frame 19, the ball 20 is limited in the rolling groove in the supporting frame 19 through the supporting frame 19, the supporting strength between the bearing inner ring 2 and the bearing outer ring 1 is improved, the balanced compression resistance effect between the bearing inner ring 2 and the bearing outer ring 1 is improved, the outer surface of the supporting frame 19 is provided with the reinforcing layer 21, the inside of the reinforcing layer 21 is provided with the elastic column 22, the elastic supporting effect between the inner wall of the bearing outer ring 1 and the bearing inner ring 2 is further improved through the arrangement of the reinforcing layer 21 and the elastic column 22, so that the compression resistance effect of the inner and outer matching is better.

In the utility model, through the matching arrangement among the bearing outer ring 1, the bearing inner ring 2, the perforation 3, the first sealing cover 4, the second sealing cover 5, the bonding layer 6, the wear-resistant layer 7, the extension ring 8, the second bonding layer 9 and the rubber sealing layer 10, the wear-resistant layer 7 is respectively fixed on the inner walls of the first sealing cover 4 and the second sealing cover 5 through the bonding layer 6 when the device is used, the first sealing cover 4 and the second sealing cover 5 are respectively fixed on the two ends of the bearing outer ring 1 to seal the outer edges thereof, the wear-resistant layer 7 is clamped between the first sealing cover 4 and the second sealing cover 5 of the bearing outer ring 1, the friction on the outside of the bearing outer ring 1 is reduced, the sealing range of the first sealing cover 4 and the second sealing cover 5 is increased through the extension ring 8 which is additionally arranged on the outside of the first sealing cover 4 and the second sealing cover 5, the dustproof effect is improved, the rubber sealing layer 10 is adhered to the outside of the extension ring 8 and extends to the inner wall of the extension ring, so that the outer edge of the perforation 3 can be protected, the friction between the connecting component and the outer edge of the perforation 3 is reduced, the sealing dustproof effect is ensured, the wear-resisting protection effect is also realized, the fixing rod 11, the connecting plate 12, the through hole 13, the drag hook 14, the fixing plate 15, the spring 16, the second fixing rod 17, the support frame 19, the ball 20, the reinforcing layer 21 and the elastic column 22 are matched, when the device is used, the first sealing cover 4 and the second sealing cover 5 are respectively arranged at the two ends of the bearing outer ring 1, the drag hook 14 is clamped into the inside of the through hole 13 on the outer surface of the connecting plate 12 through the tension strong spring 16, the mutual traction force between the first sealing cover 4 and the second sealing cover 5 is increased, the stabilizing effect is better, and the condition that the sealing dustproof effect is poor due to careless scattering is prevented, the ball 20 is limited in the rolling groove in the support frame 19 through the support frame 19, so that the supporting strength between the bearing inner ring 2 and the bearing outer ring 1 is improved, the balanced compression resistance effect between the bearing inner ring 2 and the bearing outer ring 1 can be improved, and the elastic supporting effect between the inner wall of the bearing outer ring 1 and the bearing inner ring 2 is further improved through the arrangement of the reinforcing layer 21 and the elastic column 22, so that the compression resistance effect of the inner and outer matching is better.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a dustproof compressive bearing, includes bearing outer ring (1), its characterized in that: the inside of bearing outer ring (1) is provided with bearing inner ring (2), perforation (3) have been seted up to the surface of bearing inner ring (2), the surface of bearing outer ring (1) is provided with sealed lid (4) of first and sealed lid (5) of second respectively, the inner wall of sealed lid (5) of first sealed lid (4) and second all is provided with adhesive linkage (6), the surface of adhesive linkage (6) is provided with wearing layer (7), the surface of sealed lid (4) of first and second all stipulates and is connected with extension ring (8), the surface of extension ring (8) is provided with second adhesive linkage (9), the surface of second adhesive linkage (9) is provided with rubber seal layer (10).

2. A dustproof compression bearing as claimed in claim 1, wherein: the outer surface of the first sealing cover (4) is fixedly connected with a fixing rod (11), one end of the fixing rod (11) is fixedly connected with a connecting plate (12), and a through hole (13) is formed in the outer surface of the connecting plate (12).

3. A dust and pressure resistant bearing as claimed in claim 2, wherein: the outer surface of through-hole (13) cup joints drag hook (14), the one end fixedly connected with fixed plate (15) of drag hook (14), the one end fixedly connected with spring (16) of fixed plate (15), the one end fixedly connected with second dead lever (17) of spring (16).

4. A dust and pressure resistant bearing as claimed in claim 2, wherein: the number of the fixing rods (11) and the number of the connecting plates (12) are all a plurality, and a second wear-resistant layer (18) is arranged on the inner wall of the through hole (13).

5. A dustproof compression bearing as claimed in claim 1, wherein: the outer surface of the bearing inner ring (2) is provided with a supporting frame (19), and the inside of the supporting frame (19) is provided with a ball (20).

6. A dustproof compression bearing according to claim 5, wherein: the outer surface of support frame (19) is provided with enhancement layer (21), the inside of enhancement layer (21) is provided with elasticity post (22).