Compact bearing structure

Abstract

The utility model relates to the field of bearings, in particular to a compact bearing structure. The technical problems that dustproof assemblies of a bearing structure in the prior art are difficult to be stably installed at the two ends of a bearing, a dustproof structure is difficult to replace quickly, and the overall compactness is insufficient are solved. According to the technical scheme, the compact bearing structure comprises a supporting assembly. The bearing assembly and the installation assembly can be rapidly assembled and fixed, the L-shaped block is installed on the base in a threaded mode through the bolt, the second screw penetrates through the third screw groove, the third installation hole and the second installation hole to extend to the outer portion of the other third screw groove, and the fixing plate can be fixed to the base. Therefore, the stability when the movable block is mounted on the base can be improved, the stability when the dustproof assembly is mounted can be improved, and the problems that the dustproof assembly of the bearing structure in the prior art is difficult to stably mount at the two ends of the bearing, the dustproof structure is difficult to replace quickly, and the overall compactness is insufficient are solved.

Description

Technical Field

[0001] The utility model belongs to the field of bearings, and in particular relates to a compact bearing structure. Background Art

[0002] Compact bearing structure has become an indispensable and important component in mechanical design. In modern industrial production, the size of machinery and equipment is getting smaller and smaller, while the performance requirements are getting higher and higher. This requires bearings to achieve higher load-bearing capacity and more stable speed in a limited space. Therefore, compact bearing structure has become an important technology in today's mechanical manufacturing field. Since bearings are usually exposed to the air, dust in the air can easily cause erosion to the bearings. The current common way to protect bearings is to install dustproof structures at both ends of the bearings. However, the dustproof components of the bearing structure in the prior art are difficult to stably install at both ends of the bearing, and the dustproof structure is not easy to replace quickly, is not convenient for maintenance, and is not compact enough overall. Utility Model Content

[0003] In order to overcome the problems that the dustproof components of the bearing structure in the prior art are difficult to be stably installed at both ends of the bearing, the dustproof structure is not easy to replace quickly, is not convenient for maintenance, and the overall compactness is insufficient.

[0004] The technical solution of the utility model is: a compact bearing structure, including a support assembly; also including a bearing assembly, a mounting assembly, a dustproof assembly and a fixing assembly; a bearing assembly is movably arranged above the support assembly; mounting assemblies for dust prevention are arranged at the left and right ends of the bearing assembly; a dustproof assembly for dust prevention is arranged on the inner wall of the mounting assembly; a fixing assembly for fixing the bearing assembly on the support assembly is arranged on the bearing assembly.

[0005] Preferably, when in use, the bearing assembly is placed in the center of the upper end of the supporting assembly, the mounting assembly is placed at the left and right ends of the bearing assembly, the dustproof assembly is fixed to the inner wall of the mounting assembly, the fixing assembly is fixed to the supporting assembly, and the mounting assembly is fixed to the supporting assembly by the fixing assembly at the same time, thereby solving the problem that the dustproof assembly of the bearing structure in the prior art is difficult to be stably installed at both ends of the bearing, and the dustproof structure is not easy to replace quickly and is not convenient for maintenance.

[0006] Preferably, the support assembly includes a base and a limit groove; symmetrical limit grooves are provided through the left and right ends of the base; the upper end of the limit groove is in the same plane as the upper end of the base; the limit groove is in an inverted "T" shape, and the base is placed at the lower end of the bearing assembly to support the bearing assembly, thereby improving the stability of the bearing assembly when it is placed.

[0007] Preferably, the bearing assembly includes a movable block, a protective ring, a ball bearing and a first screw groove; a movable block is movably provided on the upper end of the base; a protective ring is fixedly connected to the upper end of the movable block; a ball bearing is fixedly connected to the inner wall of the protective ring; the left and right ends of the protective ring are penetrated by evenly distributed first screw grooves; a first screw rod is threadedly installed on the inner wall of the first screw groove, and the first screw rod is threadedly installed on the installation assembly through the first screw groove, so that the installation assembly can be quickly fixed on the protective ring, thereby realizing rapid assembly and fixation of the bearing assembly and the installation assembly.

[0008] Preferably, the mounting assembly includes a mounting tube, a protrusion, a first mounting hole, a fixing block, a second screw groove, a limit block and a second mounting hole; the left and right ends of the protective ring are fixedly connected with the mounting tube; the inner wall of the mounting tube is fixedly connected with symmetrical protrusions; the upper part of the side wall of the mounting tube is penetrated with a first mounting hole; the outer wall of the mounting tube is fixedly connected with evenly distributed fixing blocks; the left and right ends of the fixing block are penetrated with a second screw groove; the lower end of the mounting tube is fixedly connected with symmetrical limit blocks; the front and rear ends of the limit block are penetrated with a second mounting hole; the outer wall of the lower end of the limit block is in contact with the inner wall of the limit groove; the inner wall of the second screw groove and the inner wall of the first screw groove are in the same plane; the first screw thread is installed on the inner walls of the first screw groove and the second screw groove. By installing the first screw thread on the inner walls of the first screw groove and the second screw groove, the mounting tube can be quickly fixed to the left and right ends of the protective ring, and the two mounting tubes can dustproof and protect the front and rear ends of the protective ring, thereby improving the protection of the protective ring.

[0009] Preferably, the dustproof component includes a dustproof sponge, a rubber tube and a threaded column; two dustproof sponges are movably arranged on the inner wall of the mounting tube; the inner wall of the structure formed by the mounting tube and the protrusion fits with the outer wall of the dustproof sponge; a rubber tube is fixedly connected to the inner wall of the groove on the upper part of the side wall of the dustproof sponge; the inner wall of the rubber tube and the inner wall of the first mounting hole are in the same plane; a threaded column is threadedly installed on the inner wall of the rubber tube; the outer wall of the upper end of the threaded column fits with the inner wall of the first mounting hole, and the threaded column is passed through the first mounting hole and threadedly installed on the inner wall of the rubber tube, so that the dustproof sponge can be fixed to the inner wall of the mounting tube.

[0010] Preferably, the fixing assembly comprises an L-shaped block, a bolt, a fixing plate, a third screw groove, a second screw rod and a third mounting hole; the front and rear ends of the movable block are fixedly connected with the L-shaped block; the outer wall of the L-shaped block is threadedly installed with a bolt; the bolt passes through the L-shaped block and is threadedly installed on the inner wall of the base; the left and right ends of the L-shaped block are fixedly connected with the fixing plate; one end of the two fixing plates close to each other is in contact with the front and rear ends of the base; the front and rear ends of the fixing plate are penetrated with symmetrical third screw grooves; the inner wall of the third screw groove is threadedly installed with a second screw rod; the front and rear ends of the base are penetrated with symmetrical third mounting holes; the inner wall of the third mounting hole and the inner wall of the third screw groove are in the same plane; the inner wall of the third screw groove is threadedly installed with a second screw rod; the second screw rod passes through the third mounting hole, the second mounting hole and the third screw groove to extend to the outside of another second screw rod, the L-shaped block is threadedly installed on the base by using bolts, and the second screw rod passes through the third screw groove, the third mounting hole and the second mounting hole to extend to the outside of another third screw groove, so that the fixing plate can be fixed to the base, thereby improving the stability of the movable block when it is installed on the base.

[0011] Preferably, one end of the dustproof sponge away from the center of the mounting tube is in the same plane as the end of the mounting tube away from the movable block; the inner diameter of the circular ring structure formed by the two dustproof sponges and the two protrusions is larger than the inner diameter of the ball bearing; the two dustproof sponges and the two protrusions can together form a circular ring structure, and the inner diameter of the circular ring structure formed by the two dustproof sponges and the two protrusions is larger than the inner diameter of the ball bearing, so that the rotating part can pass through the interior of the circular ring structure and be placed in the inner wall of the ball bearing, while also having a certain degree of aesthetics.

[0012] Beneficial effects of the utility model:

[0013] 1. The first screw is threadedly installed on the mounting assembly through the first screw groove, and the mounting assembly can be quickly fixed on the protective ring to achieve rapid assembly and fixation of the bearing assembly and the mounting assembly. The L-shaped block is threadedly installed on the base using bolts, and the second screw is extended to the outside of another third screw groove through the third screw groove, the third mounting hole and the second mounting hole, so that the fixing plate can be fixed on the base, thereby improving the stability of the movable block when it is installed on the base, and further improving the stability of the dustproof assembly when it is installed, solving the problem that the dustproof assembly of the bearing structure in the prior art is difficult to be stably installed at both ends of the bearing;

[0014] 2. The first screw is threadedly installed on the inner walls of the first screw groove and the second screw groove, and the installation tube can be quickly fixed on the left and right ends of the protective ring. The two installation tubes can prevent dust and protect the front and rear ends of the protective ring, thereby improving the protection of the protective ring. The threaded column is threadedly installed on the inner wall of the rubber tube through the first installation hole, and the dustproof sponge can be fixed on the inner wall of the installation tube, which solves the problem that the dustproof structure of the bearing structure in the prior art is not easy to quickly replace and is not convenient for maintenance, and at the same time has better compactness;

[0015] 3. The two dustproof sponges and the two protrusions can together form a circular ring structure, and the inner diameter of the circular ring structure formed by the two dustproof sponges and the two protrusions is larger than the inner diameter of the ball bearing, so that the rotating part can pass through the inside of the circular ring structure and be placed into the inner wall of the ball bearing, while also having a certain aesthetic appearance. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 What is shown is a three-dimensional structural schematic diagram of a compact bearing structure of the utility model;

[0017] Figure 2 What is shown is a three-dimensional structural schematic diagram of a bearing assembly of a compact bearing structure of the utility model;

[0018] Figure 3 The present invention shows a schematic diagram of the three-dimensional split structure of the mounting assembly and the dustproof assembly of a compact bearing structure;

[0019] Figure 4 What is shown is a three-dimensional structural schematic diagram of a fixing component of a compact bearing structure of the present utility model.

[0020] The marks in the accompanying drawings are: 1. Support component; 101. Base; 102. Limiting groove; 2. Bearing component; 201. Movable block; 202. Protective ring; 203. Ball bearing; 204. First screw groove; 205. First screw rod; 3. Mounting component; 301. Mounting tube; 302. Bump; 303. First mounting hole; 304. Fixing block; 305. Second screw groove; 306. Limiting block; 307. Second mounting hole; 4. Dustproof component; 401. Dustproof sponge; 402. Rubber tube; 403. Threaded column; 5. Fixing component; 501. L-shaped block; 502. Bolt; 503. Fixing plate; 504. Third screw groove; 505. Second screw rod; 506. Third mounting hole. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0022] See also Figure 1 The utility model provides an embodiment: a compact bearing structure, including a support component 1; also including a bearing component 2, a mounting component 3, a dustproof component 4 and a fixing component 5; the bearing component 2 is movably arranged above the support component 1; the left and right ends of the bearing component 2 are provided with mounting components 3 for dust prevention; the inner wall of the mounting component 3 is provided with a dustproof component 4 for dust prevention; the bearing component 2 is provided with a fixing component 5 for fixing the bearing component 2 on the support component 1.

[0023] See also Figure 2 In this embodiment, the support component 1 includes a base 101 and a limit groove 102; symmetrical limit grooves 102 are provided at both ends of the base 101; the upper end of the limit groove 102 is in the same plane as the upper end of the base 101; the limit groove 102 is in an inverted "T" shape; the bearing component 2 includes a movable block 201, a protective ring 202, a ball bearing 203 and a first screw groove 204; a movable block 201 is movably provided at the upper end of the base 101; a protective ring 202 is fixedly connected to the upper end of the movable block 201; a ball bearing 203 is fixedly connected to the inner wall of the protective ring 202; evenly distributed first screw grooves 204 are provided at both ends of the left and right ends of the protective ring 202; a first screw 205 is threadedly installed on the inner wall of the first screw groove 204.

[0024] See also Figure 3 306, and the second mounting hole 307 is formed on the front and rear ends of the fixing block 306. The inner wall of a screw groove 204 and a second screw groove 305; the dustproof component 4 includes a dustproof sponge 401, a rubber tube 402 and a threaded column 403; two dustproof sponges 401 are movably arranged on the inner wall of the mounting tube 301; the inner wall of the structure formed by the mounting tube 301 and the protrusion 302 fits with the outer wall of the dustproof sponge 401; the rubber tube 402 is fixedly connected to the inner wall of the groove on the upper part of the side wall of the dustproof sponge 401; the inner wall of the rubber tube 402 and the inner wall of the first mounting hole 303 are in the same plane; the threaded column 403 is threadedly installed on the inner wall of the rubber tube 402; the outer wall of the upper end of the threaded column 403 fits with the inner wall of the first mounting hole 303; the end of the dustproof sponge 401 away from the center of the mounting tube 301 is in the same plane as the end of the mounting tube 301 away from the movable block 201; the inner diameter of the circular ring structure formed by the two dustproof sponges 401 and the two protrusions 302 is greater than the inner diameter of the ball bearing 203.

[0025] See also Figure 4In this embodiment, the fixing assembly 5 includes an L-shaped block 501, a bolt 502, a fixing plate 503, a third screw groove 504, a second screw rod 505 and a third mounting hole 506; the front and rear ends of the movable block 201 are fixedly connected with the L-shaped block 501; the outer wall of the L-shaped block 501 is threadedly installed with the bolt 502; the bolt 502 passes through the L-shaped block 501 and is threadedly installed on the inner wall of the base 101; the left and right ends of the L-shaped block 501 are fixedly connected with the fixing plates 503; the ends of the two fixing plates 503 close to each other are in contact with the front and rear ends of the base 101; Symmetrical third screw grooves 504 are formed through the front and rear ends of the fixing plate 503; a second screw rod 505 is threadedly installed on the inner wall of the third screw groove 504; symmetrical third mounting holes 506 are formed through the front and rear ends of the base 101; the inner wall of the third mounting hole 506 and the inner wall of the third screw groove 504 are in the same plane; a second screw rod 505 is threadedly installed on the inner wall of the third screw groove 504; the second screw rod 505 passes through the third screw groove 504, the third mounting hole 506 and the second mounting hole 307 and extends to the outside of another third screw groove 504.

[0026] When working, the base 101 is placed at the lower end of the bearing assembly 2, and the first screw rod 205 is threadedly installed on the inner wall of the first screw groove 204 and the second screw groove 305, so that the installation cylinder 301 can be quickly fixed on the left and right ends of the protective ring 202. The two installation cylinders 301 can prevent dust and protect the front and rear ends of the protective ring 202;

[0027] Next, the threaded column 403 is passed through the first mounting hole 303 and threadedly mounted on the inner wall of the rubber tube 402 , so that the dustproof sponge 401 can be fixed on the inner wall of the mounting tube 301 ;

[0028] The L-shaped block 501 is then threadedly installed on the base 101 using the bolt 502, and the second screw rod 505 passes through the third screw groove 504, the third mounting hole 506 and the second mounting hole 307 and extends to the outside of another third screw groove 504, so that the fixing plate 503 can be fixed on the base 101, thereby improving the stability of the movable block 201 when it is installed on the base 101.

[0029] Through the above steps, when in use, the bearing assembly 2 is placed in the center of the upper end of the support assembly 1, the installation assembly 3 is placed at the left and right ends of the bearing assembly 2, the dustproof assembly 4 is fixed to the inner wall of the installation assembly 3, the fixing assembly 5 is fixed to the support assembly 1, and the installation assembly 3 is fixed to the support assembly 1 by using the fixing assembly 5, which solves the problem that the dustproof assembly of the bearing structure in the prior art is difficult to be stably installed at both ends of the bearing, and the dustproof structure is not easy to replace quickly and is not convenient for maintenance.

[0030] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of those skilled in the art without departing from the purpose of the present invention.

Claims

1. A compact bearing structure, comprising a support assembly (1); characterized in that: The invention also comprises a bearing assembly (2), a mounting assembly (3), a dustproof assembly (4) and a fixing assembly (5); the bearing assembly (2) is movably arranged above the support assembly (1); the left and right ends of the bearing assembly (2) are provided with mounting assemblies (3) for blocking dust; the inner wall of the mounting assembly (3) is provided with a dustproof assembly (4) for preventing dust; and the bearing assembly (2) is provided with a fixing assembly (5) for fixing the bearing assembly (2) on the support assembly (1).

2. A compact bearing structure according to claim 1, characterized in that: The support assembly (1) comprises a base (101) and a limiting groove (102); symmetrical limiting grooves (102) are provided through the left and right ends of the base (101); the upper ends of the limiting grooves (102) are in the same plane as the upper end of the base (101); and the limiting grooves (102) are in an inverted "T" shape.

3. A compact bearing structure according to claim 2, characterized in that: The bearing assembly (2) comprises a movable block (201), a protective ring (202), a ball bearing (203) and a first screw groove (204); the movable block (201) is movably arranged at the upper end of the base (101); the protective ring (202) is fixedly connected to the upper end of the movable block (201); the ball bearing (203) is fixedly connected to the inner wall of the protective ring (202); the left and right ends of the protective ring (202) are penetrated by evenly distributed first screw grooves (204); and the inner wall of the first screw groove (204) is threadedly mounted with a first screw rod (205).

4. A compact bearing structure according to claim 3, characterized in that: The mounting assembly (3) comprises a mounting tube (301), a protrusion (302), a first mounting hole (303), a fixing block (304), a second screw groove (305), a limiting block (306) and a second mounting hole (307); the left and right ends of the protective ring (202) are fixedly connected to the mounting tube (301); the inner wall of the mounting tube (301) is fixedly connected to symmetrical protrusions (302); the upper part of the side wall of the mounting tube (301) is penetrated by a first mounting hole (303); the outer wall of the mounting tube (301) is fixedly connected to evenly distributed fixing blocks (30 4); the left and right ends of the fixing block (304) are penetrated with a second screw groove (305); the lower end of the mounting tube (301) is fixedly connected with a symmetrical limit block (306); the front and rear ends of the limit block (306) are penetrated with a second mounting hole (307); the lower end outer wall of the limit block (306) is in contact with the inner wall of the limit groove (102); the inner wall of the second screw groove (305) and the inner wall of the first screw groove (204) are in the same plane; the first screw rod (205) is threadedly mounted on the inner walls of the first screw groove (204) and the second screw groove (305).

5. A compact bearing structure according to claim 4, characterized in that: The dustproof component (4) comprises a dustproof sponge (401), a rubber tube (402) and a threaded column (403); two dustproof sponges (401) are movably arranged on the inner wall of the mounting tube (301); the inner wall of the structure formed by the mounting tube (301) and the protrusion (302) fits with the outer wall of the dustproof sponge (401); the rubber tube (402) is fixedly connected to the inner wall of the groove at the upper part of the side wall of the dustproof sponge (401); the inner wall of the rubber tube (402) and the inner wall of the first mounting hole (303) are in the same plane; the threaded column (403) is threadedly mounted on the inner wall of the rubber tube (402); the outer wall of the upper end of the threaded column (403) fits with the inner wall of the first mounting hole (303).

6. A compact bearing structure according to claim 3, characterized in that: The fixing assembly (5) comprises an L-shaped block (501), a bolt (502), a fixing plate (503), a third screw groove (504), a second screw rod (505) and a third mounting hole (506); the front and rear ends of the movable block (201) are fixedly connected with the L-shaped block (501); the outer wall of the L-shaped block (501) is threadedly installed with a bolt (502); the bolt (502) passes through the L-shaped block (501) and is threadedly installed on the inner wall of the base (101); the left and right ends of the L-shaped block (501) are fixedly connected with the fixing plates (503); the ends of the two fixing plates (503) close to each other are fitted with the front and rear ends of the base (101); Symmetrical third screw grooves (504) are formed through the front and rear ends of the fixed plate (503); a second screw rod (505) is threadedly mounted on the inner wall of the third screw groove (504); symmetrical third mounting holes (506) are formed through the front and rear ends of the base (101); the inner wall of the third mounting hole (506) and the inner wall of the third screw groove (504) are in the same plane; a second screw rod (505) is threadedly mounted on the inner wall of the third screw groove (504); the second screw rod (505) passes through the third screw groove (504), the third mounting hole (506) and the second mounting hole (307) and extends to the outside of another third screw groove (504).

7. A compact bearing structure according to claim 5, characterized in that: One end of the dustproof sponge (401) away from the center of the installation tube (301) and one end of the installation tube (301) away from the movable block (201) are in the same plane; the inner diameter of the annular structure formed by the two dustproof sponges (401) and the two protrusions (302) is greater than the inner diameter of the ball bearing (203).

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