Belt drive drum

Abstract

The utility model discloses a belt drive roller, include: axle body, roller body and a pair of symmetry state setting and be used for connecting the mounting unit of roller body corresponding end and axle body, and mounting unit includes the first mounting ring piece of welding on axle body, the coaxial fixed welding on the second mounting ring piece of roller body end inner wall and the connecting ring piece of detachable assembly on the first mounting ring piece through a plurality of first bolts, and the connecting ring piece is detachable with the second mounting ring piece through a plurality of second bolts, and the first mounting ring piece and the second installation ring are connected through the connecting ring piece, when axle body or roller body is damaged, only need to replace the whole of axle body and the first mounting ring piece, or the whole of roller body and the second mounting ring piece is replaced, reduces the replacement cost, and just can assemble corresponding roller body and the second mounting ring piece on the different connecting ring piece of replacing on the first mounting ring piece, and the roller body of assembling different diameters and types, and the practicality is strong.

Description

Technical Field

[0001] This utility model relates to the technical field of transmission rollers, specifically, to... Background Technology Belt conveyor rollers, also known as belt conveyor drums, are the core components of belt conveyors. Their main functions include supporting the conveyor belt and material weight, transmitting power, and changing the direction of the conveyor belt. A typical belt conveyor roller consists of a shaft, a roller body, and connectors. The roller body includes smooth rollers and rubber-coated rollers. Rubber-coated rollers have a rubber coating to increase friction with the conveyor belt and prevent slippage and wear.

[0002] In normal operating environments, belt conveyor rollers can last for more than 5 years. However, under heavy load, high wear, corrosive, or continuous operation conditions, their lifespan may be shortened to 2-3 years or less.

[0003] Existing belt conveyor rollers are fixedly welded to the connecting parts, roller body, and shaft. When the shaft breaks or the roller body wears and deforms, the whole thing needs to be replaced, which is costly. Or when the equipment is modified and raised, the original belt drive rollers can no longer be used, and new rollers need to be purchased or customized. The cost of upgrading and modifying them is also large. Therefore, it is necessary to design belt conveyor rollers. Utility Model Content

[0004] To address the aforementioned technical problems, the purpose of this utility model is to overcome the high costs associated with the prior art, which requires overall repair and replacement of the belt conveyor rollers when they are damaged, as well as the need for overall replacement during lifting and modification.

[0005] To achieve the above objectives, this utility model provides a belt-driven roller, comprising: a shaft, a roller body coaxially arranged with the shaft, and a pair of mounting units arranged symmetrically for connecting the corresponding ends of the roller body and the shaft; The mounting unit includes a first mounting ring plate coaxially fixedly welded to the shaft, a second mounting ring plate coaxially fixedly welded to the inner wall of the roller body end, and a connecting ring plate detachably assembled to the first mounting ring plate by a number of first bolts. The connecting ring plate and the second mounting ring plate are detachably connected by a number of second bolts.

[0006] Preferably, the outer edge of the connecting ring plate is provided with a plurality of first mounting portions evenly distributed along the circumferential direction, and the inner edge of the second mounting ring plate is provided with a plurality of second mounting portions evenly distributed along the circumferential direction and corresponding one-to-one with the plurality of first mounting portions. Each second mounting portion is fixedly connected to the corresponding first mounting portion by at least one second bolt, and the interval between two adjacent first mounting portions is greater than the width of the second mounting portion.

[0007] Preferably, the outer edge of the first mounting ring piece near the other first mounting ring piece is provided with an annular flange protruding coaxially, and the side of the second mounting part near the shaft is an arc-shaped part that fits and contacts the annular flange. The second mounting part is located on the side of the first mounting part near the other first mounting ring piece.

[0008] Preferably, the second mounting part is provided with a through mounting hole for the corresponding second bolt to pass through, and the first mounting part is provided with a through slotted hole for the second bolt to pass through.

[0009] Preferably, the second mounting portion has a protruding limiting portion for locking the nut in the second bolt on the side near the other second mounting ring.

[0010] Preferably, a ring-shaped housing is detachably fitted onto the connecting ring, and the outer edge of the housing is in contact with the second mounting ring.

[0011] Preferably, a plurality of screws are fixedly connected to the side of the connecting ring piece away from the other connecting ring piece, and a third mounting part protrudes from the housing and is sleeved on the corresponding screw, and a mounting nut that can be pressed and held on the third mounting part is threaded onto the screw.

[0012] According to the above technical solution, the belt-driven roller provided by this utility model has the following beneficial effects in use: Firstly, the first mounting ring and the second mounting ring are connected by a connecting ring. When the shaft or the roller body is damaged, only the shaft and the first mounting ring need to be replaced as a whole, or the roller body and the second mounting ring need to be replaced as a whole, which reduces the replacement cost and makes the replacement operation simple and convenient. Secondly, by replacing the first mounting ring with different connecting rings, the corresponding roller body and the second mounting ring can be installed, allowing for the installation of roller bodies of different diameters and types. This makes the system highly practical and enables the shaft to be adapted to different roller bodies.

[0013] Other features and advantages of this utility model will be described in detail in the following detailed description section; and all parts not covered in this utility model are the same as or can be implemented using existing technology. Attached Figure Description

[0014] The accompanying drawings are provided to further illustrate the present invention and form part of the specification. They are used together with the following detailed description to explain the present invention, but do not constitute a limitation thereof. In the drawings: Figure 1 This is a three-dimensional structural diagram of a belt-driven roller provided in this utility model; Figure 2This is a three-dimensional structural diagram of a belt-driven roller mounting unit provided in this utility model. Figure 1 ; Figure 3 This is a three-dimensional structural diagram of a belt-driven roller mounting unit provided in this utility model. Figure 2 ; Figure 4 This is a partially exploded view of the installation unit of a belt-driven roller provided in this utility model.

[0015] Explanation of reference numerals in the attached figures 1. Shaft body; 2. Roller body; 3. First mounting ring; 4. Second mounting ring; 5. First bolt; 6. Connecting ring; 7. Second bolt; 8. First mounting part; 9. Second mounting part; 10. Annular flange; 11. Limiting part; 12. Housing; 13. Screw; 14. Third mounting part. Detailed Implementation

[0016] The specific embodiments of this utility model will be described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are for illustration and explanation only and are not intended to limit the scope of this utility model.

[0017] In this utility model, unless otherwise stated, directional words such as "upper," "lower," "inner," and "outer" included in the terminology only represent the orientation of the term in its conventional use or are common terms understood by those skilled in the art, and should not be regarded as limitations on the term.

[0018] like Figure 1-4 As shown, a belt-driven roller includes: a shaft 1, a roller body 2 coaxially arranged with the shaft 1, and a pair of mounting units arranged symmetrically for connecting the corresponding ends of the roller body 2 and the shaft 1. The mounting unit includes a first mounting ring 3 coaxially fixedly welded to the shaft 1, a second mounting ring 4 coaxially fixedly welded to the inner wall of the end of the roller body 2, and a connecting ring 6 detachably assembled to the first mounting ring 3 by a number of first bolts 5. The connecting ring 6 and the second mounting ring 4 can be detachably connected by a number of second bolts 7.

[0019] In the above technical solution, during assembly, the first mounting ring 3 is first fixedly welded to the shaft 1, the second mounting ring 4 is fixedly welded to the roller body 2, and then the connecting ring 6 is fixedly assembled to the first mounting ring 3 by a number of first bolts 5. Finally, the roller body 2 is sleeved on the shaft 1, and the connecting ring 6 and the second mounting ring 4 are connected together by a number of second bolts 7. When the shaft 1 or the roller body 2 is damaged, only the shaft 1 and the first mounting ring 3 need to be replaced as a whole, or the roller body 2 and the second mounting ring 4 need to be replaced as a whole, which reduces the replacement cost and makes the replacement operation simple and convenient. By replacing the first mounting ring 3 with different connecting rings 6, the corresponding roller body 2 and the second mounting ring 4 can be assembled, allowing for the assembly of roller bodies 2 of different diameters and types, making it highly practical.

[0020] In a preferred embodiment of this utility model, a plurality of first mounting portions 8 are protruding from the outer edge of the connecting ring 6 and evenly distributed along the circumferential direction. A plurality of second mounting portions 9 are protruding from the inner edge of the second mounting ring 4 and evenly distributed along the circumferential direction, corresponding one-to-one with the plurality of first mounting portions 8. Each second mounting portion 9 is fixedly connected to the corresponding first mounting portion 8 by at least one second bolt 7. The interval between two adjacent first mounting portions 8 is greater than the width of the second mounting portion 9.

[0021] In the above technical solution, during assembly, the second mounting part 9 is misaligned with the first mounting part 8, and the second mounting part 9 passes through the space between two adjacent first mounting parts 8, so that a pair of second mounting ring pieces 4 are located inside a pair of connecting ring pieces 6. Then, the shaft body 1 or the roller body 2 is rotated so that the second mounting part 9 corresponds to the first mounting part 8, and then the second mounting part 9 and the first mounting part 8 are connected together by the second bolt 7.

[0022] In a preferred embodiment of the present invention, the outer edge of the first mounting ring 3 near the other first mounting ring 3 is provided with an annular flange 10 protruding coaxially, and the side of the second mounting part 9 near the shaft 1 is an arc-shaped part that fits and contacts the annular flange 10. The second mounting part 9 is located on the side of the first mounting part 8 near the other first mounting ring 3.

[0023] In the above technical solution, during assembly, after a pair of second mounting rings 4 move between a pair of connecting rings 6, the annular flange 10 can provide support for the second mounting part 9, which facilitates installation; at the same time, with the cooperation of the arc-shaped part and the annular flange 10, the roller body 2 and the shaft body 1 can be in a coaxial state, which also facilitates position correction.

[0024] In a preferred embodiment of the present invention, the second mounting part 9 is provided with a mounting hole through which the corresponding second bolt 7 passes, and the first mounting part 8 is provided with a waist-shaped hole through which the second bolt 7 passes.

[0025] In the above technical solution, since there are machining tolerances in the machining of the mounting holes, a waist-shaped hole is provided on the first mounting part 8 so that the first mounting part 8 and the second mounting part 9 can be assembled together by the second bolt 7.

[0026] In a preferred embodiment of the present invention, a limiting part 11 for locking the nut in the second bolt 7 is provided on the side of the second mounting part 9 near the other second mounting ring 4.

[0027] In the above technical solution, during assembly, the nut in the second bolt 7 is inserted into the limiting part 11 through the space between two adjacent first mounting parts 8 to prevent the nut from rotating, so as to facilitate the assembly of the second bolt 7.

[0028] In a preferred embodiment of the present invention, a ring-shaped housing 12 is detachably fitted onto the connecting ring 6, and the outer edge of the housing 12 is in contact with the second mounting ring 4.

[0029] In the above technical solution, the housing 12 can seal the space between the second mounting ring 4 and the connecting ring 6, preventing dust from entering the interior of the roller body 2, and preventing dust from entering the interior can increase the service life.

[0030] In a preferred embodiment of the present invention, a plurality of screws 13 are fixedly connected to the side of the connecting ring 6 away from the other connecting ring 6, and a third mounting part 14 protrudes from the housing 12 and is sleeved on the corresponding screw 13. A mounting nut that can be pressed and held on the third mounting part 14 is threadedly sleeved on the screw 13.

[0031] In the above technical solution, after the second mounting ring 4 and the connecting ring 6 are connected, the third mounting part 14 is sleeved on the screw 13, and then the third mounting part 14 is fixed by the mounting nut.

[0032] The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the specific details of the above embodiments. Within the scope of the technical concept of the present invention, various simple modifications can be made to the technical solution of the present invention, and these simple modifications all fall within the protection scope of the present invention.

[0033] It should also be noted that the various specific technical features described in the above specific embodiments can be combined in any suitable way without contradiction. In order to avoid unnecessary repetition, this utility model will not describe the various possible combinations separately.

[0034] Furthermore, various different embodiments of this utility model can be combined in any way, as long as they do not violate the spirit of this utility model, they should also be regarded as the content disclosed by this utility model.

Claims

1. A belt-driven roller, characterized in that, include: Shaft (1), roller body (2) arranged coaxially with shaft (1), and a pair of mounting units arranged symmetrically and used to connect the corresponding ends of roller body (2) and shaft (1); The mounting unit includes a first mounting ring (3) coaxially fixedly welded to the shaft (1), a second mounting ring (4) coaxially fixedly welded to the inner wall of the end of the roller body (2), and a connecting ring (6) detachably assembled to the first mounting ring (3) by a number of first bolts (5). The connecting ring (6) and the second mounting ring (4) are detachably connected by a number of second bolts (7).

2. A belt-driven roller according to claim 1, characterized in that, The outer edge of the connecting ring (6) is provided with a plurality of first mounting portions (8) evenly distributed along the circumferential direction. The inner edge of the second mounting ring (4) is provided with a plurality of second mounting portions (9) evenly distributed along the circumferential direction and corresponding one-to-one with the plurality of first mounting portions (8). Each second mounting portion (9) is fixedly connected to the corresponding first mounting portion (8) by at least one second bolt (7). The interval between two adjacent first mounting portions (8) is greater than the width of the second mounting portion (9).

3. A belt-driven roller according to claim 2, characterized in that, The first mounting ring (3) has an annular flange (10) protruding coaxially on the outer edge of the side near the other first mounting ring (3). The second mounting part (9) is an arc-shaped part that fits and contacts the annular flange (10) on the side near the shaft (1). The second mounting part (9) is located on the side of the first mounting part (8) near the other first mounting ring (3).

4. A belt-driven roller according to claim 2, characterized in that, The second mounting part (9) is provided with a mounting hole through which the corresponding second bolt (7) passes, and the first mounting part (8) is provided with a waist-shaped hole through which the second bolt (7) passes.

5. A belt-driven roller according to claim 2, characterized in that, The second mounting part (9) has a limiting part (11) protruding on the side near the other second mounting ring (4) for locking the nut in the second bolt (7).

6. A belt-driven roller according to claim 1, characterized in that, The connecting ring (6) is detachably fitted with a ring-shaped housing (12), and the outer edge of the housing (12) is in contact with the second mounting ring (4).

7. A belt-driven roller according to claim 6, characterized in that, A plurality of screws (13) are fixedly connected to the side of the connecting ring (6) away from the other connecting ring (6). A third mounting part (14) is protruding on the housing (12) and sleeved on the corresponding screw (13). A mounting nut that can press and hold on the third mounting part (14) is threaded on the screw (13).

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