Bearing with dustproof cover

Abstract

The utility model relates to the technical field of dust prevention of bearings, in particular to a bearing with a dust cover, which comprises a bottom plate, a clamping mechanism, a rotating mechanism and dust prevention mechanisms, the clamping mechanism is arranged at the upper end of the bottom plate, the rotating mechanism is connected to the inner side of the clamping mechanism in a clamping manner, and the dust prevention mechanisms are symmetrically arranged on the side edges of the rotating mechanism; a dustproof mechanism is arranged, preliminary dust prevention is conducted through a first annular plate and a second annular plate in the application process, meanwhile, auxiliary dust prevention is conducted through a dustproof cover body in the use process, and therefore the overall dustproof effect of the device is improved; and a pulley is arranged, in the using process, the pulley rolls on the side edge of the first rotating block, so that the friction force between the first annular plate and the second annular plate is reduced, the dustproof effect is improved, meanwhile, the friction force is reduced, and the overall practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of dustproofing of bearings, in particular to a bearing with a dustproof cover. Background Art

[0002] A dust cover bearing is a bearing specially designed to prevent dust, impurities and other external contaminants from entering the bearing. It usually consists of a sealing cover or a cover with a sealing ring, which can effectively prevent dust, liquid and other contaminants from entering the bearing and protect the bearing parts from damage. Dust cover bearings are widely used in places where a clean environment needs to be maintained, such as food processing equipment, medical equipment, semiconductor equipment, etc. They usually have high sealing performance, which can effectively extend the service life of the bearing, reduce maintenance costs, and improve the reliability and stability of the equipment. However, the existing bearings with dust cover bodies still have the following problems in actual use:

[0003] The existing bearings with dust cover bodies will increase friction while preventing dust during use, which will reduce the rotation speed of the bearing and the rotation speed of the device, thereby making the overall practicality of the device poor and reducing the scope of application. Utility Model Content

[0004] The utility model aims to solve the above problems and proposes a bearing with a dust cover, which improves the problems of poor practicality and small application range of the existing bearing with a dust cover body.

[0005] A bearing with a dust cover comprises: a base plate, a clamping mechanism, a rotating mechanism and a dustproof mechanism, wherein the upper end of the base plate is provided with a clamping mechanism, the inner side of the clamping mechanism is clamped and connected with the rotating mechanism, and the side of the rotating mechanism is symmetrically provided with a dustproof mechanism.

[0006] Preferably, the locking mechanism comprises a first locking block, a second locking block and bolts, the first locking block is arranged on the upper end of the bottom plate, the second locking block is arranged on the upper end of the first locking block, and the second locking block is connected to the first locking block by bolts.

[0007] Preferably, a first card slot is formed on an inner side of the first card block, and a second card slot is formed on an inner side of the second card block.

[0008] Preferably, the rotating mechanism comprises an inner ring, an outer ring and balls, the first engaging block is engaged with the inner side of the second engaging block with the outer ring, the inner side of the outer ring is provided with an inner ring, and balls are provided at equal angles between the outer ring and the inner ring.

[0009] Preferably, the dust-proof mechanism includes a first rotating block, a first annular plate, a second rotating block and a second annular plate, the first rotating block is threadedly connected to the outer side of the inner ring, the first rotating block is connected to the first annular plate on the side, the second rotating block is threadedly connected to the inner side of the outer ring, and the second rotating block is connected to the second annular plate on the side.

[0010] Preferably, connecting plates are symmetrically arranged at equal angles on the sides of the second rotating block, pulleys are rotatably connected between the connecting plates, and the pulleys roll on the sides of the first rotating block.

[0011] Preferably, a third slot is formed on a side of the second rotating block, and the third slot is engaged and connected to the dust cover body.

[0012] Preferably, the dust cover body is snap-connected to the first slot and the second slot.

[0013] The beneficial effects of the utility model are:

[0014] 1. A dust-proof mechanism is provided. During the application process, the first annular plate and the second annular plate are used to perform preliminary dust-proofing. At the same time, the dust-proof cover body is used to perform auxiliary dust-proofing during use, thereby improving the overall dust-proofing effect of the device;

[0015] 2. A pulley is provided, and during use, the pulley rolls on the side of the first rotating block, so that the friction between the first annular plate and the second annular plate is reduced, thereby improving the dustproof effect while reducing the friction and improving the overall practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the overall split three-dimensional structure of the utility model;

[0018] Figure 3 It is a three-dimensional structural schematic diagram of the clamping mechanism of the utility model;

[0019] Figure 4 It is a three-dimensional structural schematic diagram of the rotating mechanism of the utility model;

[0020] Figure 5 This is a schematic diagram of the three-dimensional structure of the dust-proof mechanism of the utility model;

[0021] Figure 6 For the utility model Figure 5 Enlarged structural diagram at A in the middle.

[0022] In the figure: 1. bottom plate; 2. engaging mechanism; 21. first engaging block; 22. first engaging groove; 23. second engaging block; 24. bolt; 25. second engaging groove; 3. rotating mechanism; 31. inner ring; 32. outer ring; 33. ball; 4. dustproof mechanism; 41. first rotating block; 42. first annular plate; 43. second rotating block; 44. second annular plate; 45. connecting plate; 46. pulley; 47. third engaging groove; 48. dustproof cover body. DETAILED DESCRIPTION

[0023] 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.

[0024] When implementing: Figure 1-6 As shown, a bearing with a dust cover comprises: a base plate 1, a clamping mechanism 2, a rotating mechanism 3 and a dustproof mechanism 4. The clamping mechanism 2 is arranged on the upper end of the base plate 1, the rotating mechanism 3 is clamped and connected to the inner side of the clamping mechanism 2, and the dustproof mechanism 4 is symmetrically arranged on the side of the rotating mechanism 3. When the device is in use, the rotating mechanism 3 is first clamped and installed on the inner side of the clamping mechanism 2, and then the inner side of the rotating mechanism 3 is connected to the connecting rod to be installed. At the same time, dust is prevented by the dustproof mechanism 4 during the use of the device, so as to extend the overall service life of the device.

[0025] The locking mechanism 2 includes a first locking block 21, a second locking block 23 and a bolt 24. The first locking block 21 is arranged at the upper end of the base plate 1, and the second locking block 23 is arranged at the upper end of the first locking block 21. The second locking block 23 is connected to the first locking block 21 by a bolt 24. When the device is in use, the rotating mechanism 3 is installed between the first locking block 21 and the second locking block 23, and then the first locking block 21 is connected to the second locking block 23 by the bolt 24, so as to limit the position of the rotating mechanism 3.

[0026] A first card slot 22 is provided inside the first card block 21, and a second card slot 25 is provided inside the second card block 23. When the device is in use, the dust cover body 48 is connected by the first card slot 22 and the second card slot 25 during the installation of the rotating mechanism 3, and the dust cover body 48 is engaged and limited.

[0027] The rotating mechanism 3 includes an inner ring 31, an outer ring 32 and a ball 33. The outer ring 32 is engaged with the inner side of the first engaging block 21 and the second engaging block 23, the inner ring 31 is arranged on the inner side of the outer ring 32, and the ball 33 is arranged at an equal angle between the outer ring 32 and the inner ring 31. When the device is in use, the inner ring 31 rotates during use, and the ball 33 rotates between the inner ring 31 and the outer ring 32, so as to perform sliding operation.

[0028] The dustproof mechanism 4 includes a first rotating block 41, a first annular plate 42, a second rotating block 43 and a second annular plate 44. The first rotating block 41 is threadedly connected to the outer side of the inner ring 31, the first annular plate 42 is connected to the side of the first rotating block 41, the second rotating block 43 is threadedly connected to the inner side of the outer ring 32, and the second rotating block 43 is connected to the side of the second annular plate 44. When the device is in use, the first rotating block 41 is rotatably connected to the outer side of the inner ring 31, and the second rotating block 43 is threadedly connected to the inner side of the outer ring 32. At this time, preliminary dust prevention is performed through the first annular plate 42 and the second annular plate 44.

[0029] The second rotating block 43 is symmetrically provided with connecting plates 45 at equal angles on the side thereof, and pulleys 46 are rotatably connected between the connecting plates 45. The pulleys 46 roll on the side of the first rotating block 41. When the device is in use, the pulleys 46 roll on the side of the first rotating block 41 during use, thereby reducing the friction generated by the first annular plate 42 and the second annular plate 44, thereby improving the dustproof effect while reducing the friction and increasing the rotation speed of the rotating mechanism 3.

[0030] A third slot 47 is formed on the side of the second rotating block 43, and the third slot 47 is engaged with a dust cover body 48. When the device is in use, the dust cover body 48 is used to assist in dust prevention.

[0031] The dust cover body 48 is engaged and connected with the first slot 22 and the second slot 25 .

[0032] When the utility model is used, the first rotating block 41 is firstly rotatably connected to the outer side of the inner ring 31, and the second rotating block 43 is threadedly connected to the inner side of the outer ring 32. At this time, the first annular plate 42 and the second annular plate 44 are used for preliminary dust prevention;

[0033] At the same time, during use, the pulley 46 rolls on the side of the first rotating block 41 to reduce the friction between the first annular plate 42 and the second annular plate 44, thereby improving the dustproof effect while reducing the friction, and increasing the rotation speed of the rotating mechanism 3. At the same time, during use, the dustproof cover body 48 is used to assist in dustproofing;

[0034] Then, the rotating mechanism 3 is installed between the first clamping block 21 and the second clamping block 23, and then the first clamping block 21 and the second clamping block 23 are connected by the bolt 24 to limit the position of the rotating mechanism 3. At the same time, during the installation of the rotating mechanism 3, the dust cover body 48 is connected by the first clamping groove 22 and the second clamping groove 25 to clamp and limit the dust cover body 48.

[0035] During use, the inner ring 31 rotates, and the balls 33 rotate between the inner ring 31 and the outer ring 32, thereby performing sliding operation.

[0036] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A bearing with a dust cover, characterized in that: include: A base plate (1), a locking mechanism (2), a rotating mechanism (3) and a dustproof mechanism (4), wherein the locking mechanism (2) is arranged at the upper end of the base plate (1), the rotating mechanism (3) is locked and connected to the inner side of the locking mechanism (2), and the dustproof mechanism (4) is symmetrically arranged on the side of the rotating mechanism (3); The locking mechanism (2) comprises a first locking block (21), a second locking block (23) and a bolt (24); the first locking block (21) is arranged at the upper end of the base plate (1); the second locking block (23) is arranged at the upper end of the first locking block (21); the second locking block (23) is connected to the first locking block (21) via a bolt (24); The rotating mechanism (3) comprises an inner ring (31), an outer ring (32) and a ball (33); the first engaging block (21) and the second engaging block (23) are engaged with the outer ring (32) on their inner sides; the inner ring (31) is disposed on the inner side of the outer ring (32); and the ball (33) is disposed at an equal angle between the outer ring (32) and the inner ring (31); The dustproof mechanism (4) comprises a first rotating block (41), a first annular plate (42), a second rotating block (43) and a second annular plate (44); the outer side of the inner ring (31) is threadedly connected to the first rotating block (41); the side of the first rotating block (41) is connected to the first annular plate (42); the inner side of the outer ring (32) is threadedly connected to the second rotating block (43); the side of the second rotating block (43) is connected to the second annular plate (44).

2. A bearing with a dust cover according to claim 1, characterized in that: A first locking groove (22) is provided on the inner side of the first locking block (21), and a second locking groove (25) is provided on the inner side of the second locking block (23).

3. A bearing with a dust cover according to claim 1, characterized in that: The second rotating block (43) is provided with connecting plates (45) symmetrically arranged at equal angles on the side thereof, and pulleys (46) are rotatably connected between the connecting plates (45), and the pulleys (46) roll on the side of the first rotating block (41).

4. A bearing with a dust cover according to claim 3, characterized in that: A third slot (47) is provided on the side of the second rotating block (43), and the third slot (47) is engaged and connected to the dust cover body (48).

5. A bearing with a dust cover according to claim 4, characterized in that: The dust cover body (48) is engaged and connected with the first card slot (22) and the second card slot (25).

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