Combined sealing dustproof copper bush bearing

Abstract

The utility model relates to the field of bearings, and discloses a combined sealing dustproof copper bush bearing which comprises two dustproof covers, the two dustproof covers are detachably arranged on the front side and the rear side of a bearing body respectively, mounting grooves are formed in the front side and the rear side of the bearing body respectively, and fixing grooves are formed in the top faces and the bottom faces of the two mounting grooves respectively. And fixing shafts are slidably inserted into the two fixing holes correspondingly, the two fixing shafts are slidably inserted into the two fixing grooves correspondingly, and springs are fixed into the two movable grooves correspondingly. According to the utility model, the dustproof cover is favorable for sealing the bearing body and improving the dustproof effect, and meanwhile, the mounting groove, the fixed groove, the movable groove, the fixed hole, the fixed shaft and the spring are matched for use, so that a worker can quickly disassemble and assemble the dustproof cover, the disassembly and assembly mode is simple and convenient, the stable mounting of the dustproof cover is ensured, and accidental falling is prevented; therefore, the sealing dustproof effect is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of bearing, concretely is a combined type sealed dustproof copper bush bearing. BACKGROUND

[0002] Bearing is a mechanical element that is in the required range of motion and reduces friction between moving parts, the design of bearing can provide free linear motion or free rotation around a fixed axis of the moving part, or can prevent motion by controlling the vector of the normal force acting on the moving part, the existing bearing is in the environment with more dust, dust or metal chips can easily invade the inside of the bearing, dust or metal chips can affect the operation of the bearing, not only cause the speed of the shaft to drop, and reduce the service life of the bearing.

[0003] At present, most of the copper bush bearings are usually installed on the bearing by clamping to seal the inside, therefore, there are the following shortcomings: the dust cover cannot ensure its stability by clamping installation, and accidental falling may occur, thereby reducing the sealing and dustproof effect. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a combined type sealed dustproof copper bush bearing to solve the problem that the dust cover cannot ensure its stability by clamping installation, accidental falling may occur, thereby reducing the sealing and dustproof effect.

[0005] In order to achieve the above-mentioned utility model purposes, the utility model adopts the following technical scheme: a combined type sealed dustproof copper bush bearing, comprising two dust covers, the two dust covers are respectively detachably arranged on the front side and the rear side of the bearing body, the front side and the rear side of the bearing body are respectively provided with mounting grooves, the top surface and the bottom surface of the two mounting grooves are respectively provided with fixing grooves, the outer side of the two dust covers is respectively provided with two movable grooves, the top surface and the bottom surface of the two dust covers are respectively provided with fixing holes, the inner part of the two fixing holes is respectively slidably provided with a fixing shaft, the two fixing shafts are respectively slidably inserted into the two fixing grooves, the inner part of the two movable grooves is respectively fixed with a spring, and the outer end of the two springs is respectively fixedly connected with one end of the two fixing shafts.

[0006] Preferably, one side of the two mounting grooves is respectively provided with a connecting groove, the inner side of the two dust covers is respectively fixed with a sealing ring, and the two sealing rings are respectively movably arranged in the two connecting grooves.

[0007] Preferably, the outer wall of the two fixing shafts is respectively fixed with a connecting plate, and the two connecting plates are respectively movably arranged in the two movable grooves.

[0008] Preferably, the outer wall of the two dustproof covers is respectively fixed with a positioning block on the left side and the right side, and the front side and the rear side of the bearing body are respectively provided with two positioning grooves, and the two positioning grooves are respectively positioned with the two positioning blocks.

[0009] Preferably, one side of the two positioning blocks is respectively fixed with a first magnet, and the inner part of the two positioning grooves is respectively fixed with a second magnet, and the two second magnets are respectively magnetically attracted to the two first magnets.

[0010] Preferably, the thickness of the two sealing rings is 5mm.

[0011] Compared with the prior art, the combination type sealing dustproof copper sleeve bearing has the following beneficial effects:

[0012] I. In use, when the staff needs to install the dustproof cover, first move the two fixed shafts close to each other, at this time the spring is in a compressed state, then put the dustproof cover into the inside of the installation slot, so that the fixing hole corresponds to the fixing groove, then loosen the fixed shaft, at this time the fixed shaft can be automatically reset by the spring, so that the fixed shaft is slidingly inserted into the fixing groove, completing the installation of the dustproof cover; conversely, when the staff needs to disassemble the dustproof cover, only need to move the two fixed shafts close to each other, so that the fixed shaft is away from the inside of the fixing groove, then the dustproof cover can be disassembled. The dustproof cover is beneficial to sealing the bearing body, improving the dustproof effect, and at the same time, through the cooperation of the installation slot, the fixing groove, the movable slot, the fixing hole, the fixed shaft and the spring, the staff can quickly disassemble and assemble the dustproof cover, the disassembly and assembly method is simple and convenient, and the stable installation of the dustproof cover is ensured, preventing accidental falling, thereby improving the sealing and dustproof effect;

[0013] II. In use, through the cooperation of the connecting groove and the sealing ring, it is beneficial to seal the bearing body, preventing dust from entering the inside, further improving the sealing effect. The connecting plate provides an intuitive and easy-to-operate gripping point for the staff, when the fixed shaft needs to be moved, only need to press or pull the connecting plate, without directly contacting the fixed shaft, thereby improving the convenience and accuracy of the operation;

[0014] III. In use, through the cooperation of the positioning block and the positioning groove, it is beneficial for the staff to assist in positioning when installing the dustproof cover, so that the fixing hole corresponds to the fixing groove, improving the convenience during installation. Through the cooperation of the first magnet and the second magnet, the positioning block and the dustproof cover are provided with additional fixing force, effectively preventing the dustproof cover from loosening or falling under vibration or impact, enhancing the stability of the dustproof cover. By setting the thickness of the sealing ring to 5mm, it is beneficial to ensure sufficient sealing performance, avoid installation difficulties or unnecessary material waste due to excessive thickness, and at the same time, the sealing ring can be tightly fitted in the connecting groove, effectively blocking the entry of dust and impurities. Attached Figure Description

[0015] Figure 1 This is a three-dimensional schematic diagram of an embodiment.

[0016] Figure 2 This is an exploded diagram of an embodiment.

[0017] Figure 3 This is an exploded view of the dust cover and fixed shaft in the embodiment.

[0018] Figure 4 Examples Figure 2 Enlarged diagram of point A in the middle.

[0019] In the diagram: 1. Dust cover; 2. Bearing body; 3. Mounting groove; 4. Fixing groove; 5. Movable groove; 6. Fixing hole; 7. Fixing shaft; 8. Spring; 9. Connecting groove; 10. Sealing ring; 11. Connecting plate; 12. Positioning block; 13. Positioning groove; 14. First magnet; 15. Second magnet. Detailed Implementation

[0020] The preferred embodiments of this utility model will now be described in detail with reference to the accompanying drawings.

[0021] like Figures 1-4 As shown, a combined sealed dustproof copper bushing bearing includes two dust covers 1, which are detachably disposed on the front and rear sides of the bearing body 2, respectively. The front and rear sides of the bearing body 2 are respectively provided with mounting grooves 3. The top and bottom surfaces of the two mounting grooves 3 are respectively provided with fixing grooves 4. The outer sides of the two dust covers 1 are respectively provided with two movable grooves 5. The top and bottom surfaces of the two dust covers 1 are respectively provided with fixing holes 6. Fixing shafts 7 are slidably inserted into the two fixing holes 6. The two fixing shafts 7 are slidably inserted into the two fixing grooves 4. Springs 8 are fixed inside the two movable grooves 5. The outer ends of the two springs 8 are respectively fixedly connected to one end of the two fixing shafts 7.

[0022] In use, when the worker needs to install the dust cover 1, first move the two fixed shafts 7 close to each other, at this time the spring 8 is in a compressed state, then place the dust cover 1 into the inside of the installation slot 3, so that the fixed hole 6 corresponds to the fixed slot 4, then release the fixed shaft 7, at this time the fixed shaft 7 can be automatically reset by the spring 8, so that the fixed shaft 7 is slidably inserted into the fixed slot 4, completing the installation of the dust cover 1; conversely, when the worker needs to disassemble the dust cover 1, only needs to move the two fixed shafts 7 close to each other, so that the fixed shaft 7 is away from the inside of the fixed slot 4, then the dust cover 1 can be disassembled. The dust cover 1 is beneficial to sealing the bearing body 2, improving the dustproof effect, and through the cooperation of the installation slot 3, the fixed slot 4, the movable slot 5, the fixed hole 6, the fixed shaft 7 and the spring 8, the worker can quickly disassemble and assemble the dust cover 1, the disassembly and assembly method is simple and convenient, and the stable installation of the dust cover 1 is ensured, preventing accidental falling, thereby improving the sealing and dustproof effect.

[0023] As shown in Figures 1-4 , one side of the two installation slots 3 is respectively provided with a connecting slot 9, the inner side of the two dust covers 1 is respectively fixed with a sealing ring 10, and the two sealing rings 10 are respectively movably arranged in the two connecting slots 9.

[0024] In use, through the cooperation of the connecting slot 9 and the sealing ring 10, the bearing body 2 is beneficial to sealing, preventing dust from entering the inside, and further improving the sealing effect.

[0025] As shown in Figures 1-4 , the outer wall of the two fixed shafts 7 is respectively fixed with a connecting plate 11, the two connecting plates 11 are respectively movably arranged in the two movable slots 5, the outer wall left side and right side of the two dust covers 1 is respectively fixed with a positioning block 12, and the front side and the rear side of the bearing body 2 is respectively provided with two positioning slots 13, and the two positioning slots 13 are respectively positioned to the two positioning blocks 12.

[0026] In use, the connecting plate 11 provides an intuitive and easy-to-operate gripping point for the worker, when the fixed shaft 7 needs to be moved, only needs to press or pull the connecting plate 11, without directly contacting the fixed shaft 7, thereby improving the convenience and accuracy of operation. Through the cooperation of the positioning block 12 and the positioning slot 13, the worker is assisted in positioning when installing the dust cover 1, so that the fixed hole 6 corresponds to the fixed slot 4, improving the convenience during installation.

[0027] As shown in Figures 2-4 , one side of the two positioning blocks 12 is respectively fixed with a first magnet 14, the inner side of the two positioning slots 13 is respectively fixed with a second magnet 15, the two second magnets 15 are respectively magnetically attracted to the two first magnets 14, and the thickness of the two sealing rings 10 is 5mm.

[0028] In use, through the cooperation of the first magnet 14 and the second magnet 15, additional fixing force is provided for the positioning block 12 and the dust cover 1, effectively preventing the dust cover 1 from loosening or falling off under vibration or impact, and enhancing the stability of the dust cover 1. By setting the thickness of the sealing ring 10 to 5mm, sufficient sealing performance is ensured, installation difficulty or unnecessary material waste caused by excessive thickness is avoided, and the sealing ring 10 can be tightly fitted in the connecting groove 9, effectively preventing dust and impurities from entering.

[0029] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A combined dustproof sealing copper bush bearing, comprising two dust covers (1), the two dust covers (1) are respectively detachably arranged on the front side and the rear side of a bearing body (2), characterized in that, The front side and the back side of the bearing body (2) are respectively provided with mounting grooves (3), the top surface and the bottom surface of the two mounting grooves (3) are respectively provided with fixing grooves (4), the outer side of the two dust covers (1) are respectively provided with two movable grooves (5), the top surface and the bottom surface of the two dust covers (1) are respectively provided with fixing holes (6), the inner part of the two fixing holes (6) is respectively slidably inserted with fixing shafts (7), the two fixing shafts (7) are respectively slidably inserted in the two fixing grooves (4), the inner part of the two movable grooves (5) is respectively fixed with springs (8), and the outer end of the two springs (8) is respectively fixedly connected with one end of the two fixing shafts (7).

2. A combined sealed dust-proof brass bush bearing according to claim 1, characterized in that: One side of the two mounting grooves (3) is respectively provided with connecting grooves (9), the inner side of the two dust covers (1) is respectively fixed with sealing rings (10), and the two sealing rings (10) are movably arranged in the two connecting grooves (9).

3. A combined sealed dust-proof brass bush bearing according to claim 2, characterized in that: The outer wall of the two fixing shafts (7) is respectively fixed with connecting plates (11), and the two connecting plates (11) are movably arranged in the two movable grooves (5).

4. A combined sealed dust-proof brass bush bearing according to claim 3, characterized in that: The outer wall left side and the right side of the two dust covers (1) are respectively fixed with positioning blocks (12), and the front side and the back side of the bearing body (2) are respectively provided with two positioning grooves (13), and the two positioning grooves (13) respectively position the two positioning blocks (12).

5. A combined sealed dust-proof brass bush bearing according to claim 4, characterized in that: One side of the two positioning blocks (12) is respectively fixed with first magnets (14), and the inner part of the two positioning grooves (13) is respectively fixed with second magnets (15), and the two second magnets (15) are respectively magnetically attracted to the two first magnets (14).

6. A combined sealed dust-proof brass bush bearing according to claim 2, characterized in that: The thickness of the two sealing rings (10) is 5mm.

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