Tensioning belt pulley assembly
By designing the fixed shaft, tooth assembly and sliding shell structure, the problem of cumbersome assembly and laborious manual adjustment of tension pulley assembly is solved, and rapid installation, disassembly and automatic adjustment is achieved, reducing costs and operating time.
Patent Information
- Application Number
- CN202323655988.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-31
- Publication Date
- 2024-12-17
- Estimated Expiration
- 2033-12-31
AI Technical Summary
The assembly steps of existing tension pulley assembly are cumbersome, and the tensioning wheel requires manual adjustment, which is time-consuming and labor-intensive, and the automatic adjustment equipment is costly.
A component structure including a fixed shaft, a locking assembly, a bolt and a sliding shell is designed to quickly install or disassemble through a fixing bolt and a fixing plate, a fast adjustment using a locking assembly, and automatic through a compression spring and anti-blocking adjust.
It realizes rapid installation, disassembly and adjustment of tensioning wheels, saves time and effort, reduces equipment costs and improves operating efficiency.
Smart Images
Figure CN222185649U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of belt transportation, in particular to a tensioning pulley assembly. Background Art
[0002] Pulleys are mainly used in situations where power is transmitted over long distances. Pulley assemblies are generally equipped with matching tensioning pulleys. The tensioning pulley is a tensioning device for belt transmission equipment. When the center distance of the belt cannot be adjusted, the tensioning pulley can be used to change the wrap angle of the pulley or control the tension of the belt to tension the belt.
[0003] The belt is prone to loosening after long-term use, and it is necessary to use a tensioning pulley to tighten the belt, otherwise the probability of the belt falling off or breaking will be greatly increased. The assembly steps of some existing tensioning pulley assemblies are relatively cumbersome, and each adjustment of the tensioning pulley requires manual operation, and the adjustment process is time-consuming and laborious. The automatically adjustable tensioning pulley needs to be operated with the help of control equipment such as a computer, and the equipment cost is relatively high. Therefore, a tensioning pulley assembly is proposed to address the above problems. Utility Model Content
[0004] The purpose of the utility model is to provide a tensioning pulley assembly to solve the problem that the assembly steps of the tensioning pulley assembly are relatively complicated, and each adjustment of the tensioning pulley requires manual operation, the adjustment process is time-consuming and labor-intensive, and the automatically adjustable tensioning pulley needs to be operated with the help of control equipment such as a computer, and the equipment cost is relatively high.
[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0006] The cam is connected with the first end of the second bearing via a toothed connection, and the toothed connection member is connected with the toothed connection member via a toothed connection.
[0007] Preferably, the first fixed shaft and the second fixed shaft are both vertically distributed cylindrical shafts, threaded grooves are provided at both upper and lower ends of the first fixed shaft, the first bearing and the second bearing are both double-row angular contact ball bearings, there are two first limit plates and two second limit plates, and the first limit plates and the second limit plates are both horizontally distributed circular plates, the upper and lower sides of the first bearing are rotatably connected to the relative inner sides of the two first limit plates, and the upper and lower sides of the second bearing are rotatably connected to the relative inner sides of the two second limit plates.
[0008] Preferably, there are two connecting plates, both of which are horizontally distributed rectangular plates, a semicircular welding groove is provided on the right side of the connecting plate, there are two first tooth assemblies and two second tooth assemblies, both of which are composed of multiple vertically distributed teeth, the first tooth assembly and the second tooth assembly are engaged, and there are two fixed sleeves, both of which are vertically distributed circular tubes.
[0009] Preferably, there are two fixing bolts and two fixing plates, and the fixing plates are all horizontally distributed circular plates. A through threaded groove is provided in the middle of the fixing plates. There are two groups of sliding shells, each group has two sliding shells, and each group of two sliding shells are welded to each other. A connecting groove is provided on the left side of the sliding shell. There are two groups of anti-slip blocks, each group has four anti-slip blocks, and the anti-slip blocks are all rectangular blocks. The anti-slip blocks are slidably connected to the anti-slip grooves.
[0010] Preferably, there are two sliding shafts, both of which are rectangular shafts, there are two groups of anti-slip grooves, each group of anti-slip grooves has four anti-slip grooves, both of which are rectangular grooves, there are two compression springs, both of which are horizontally distributed in the left and right directions, there are two connecting blocks, both of which are rectangular blocks, and connecting grooves are provided on the right sides of the connecting blocks.
[0011] Compared with the prior art, the beneficial effects of the utility model are:
[0012] In the utility model, by providing the fixing bolt, the fixing plate, the first latch tooth assembly and the second latch tooth assembly, the fast installation or disassembly of the tensioning wheel can be achieved through the fixing action of the fixing bolt and the fixing plate, which is simpler and faster. At the same time, the fast adjustment of the tensioning wheel can be achieved through the latching action of the first latch tooth assembly and the second latch tooth assembly, and the tensioning wheel can be automatically adjusted within a long period of time after adjustment, which saves time, labor and cost. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0014] Figure 2 It is an exploded view of the overall structure of the utility model;
[0015] Figure 3 This is a schematic diagram of the installation structure of the first latching tooth assembly of the utility model;
[0016] Figure 4 This is a schematic diagram of the installation structure of the second latching tooth assembly of the utility model.
[0017] In the figure: 1. first fixed shaft; 2. second fixed shaft; 3. first bearing; 4. first limit plate; 5. second bearing; 6. second limit plate; 7. connecting plate; 8. first latch tooth assembly; 9. second latch tooth assembly; 10. fixed sleeve; 11. fixed bolt; 12. fixed plate; 13. sliding shell; 14. anti-slip block; 15. sliding shaft; 16. anti-slip groove; 17. compression spring; 18. connecting block. DETAILED DESCRIPTION
[0018] 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.
[0019] See also Figure 1-4 , the utility model provides a technical solution:
[0020] A tensioning pulley assembly comprises a first fixed shaft 1 and a second fixed shaft 2, wherein the first fixed shaft 1 is fixedly connected to the inner ring of a first bearing 3, the first fixed shaft 1 is fixedly connected to a first limiting plate 4, the second fixed shaft 2 is fixedly connected to the inner ring of a second bearing 5, the second fixed shaft 2 is fixedly connected to a second limiting plate 6, the first fixed shaft 1 is welded to a connecting plate 7, the upper and lower parts of the first fixed shaft 1 are fixedly connected to a first latching tooth assembly 8, the first latching tooth assembly 8 is engaged with a second latching tooth assembly 9, the second latching tooth assembly 9 is fixedly connected to a fixed sleeve 10, the first fixed shaft 1 The upper and lower ends are both screwed connected with fixing bolts 11, and the fixing bolts 11 are both screwed connected with the fixing plate 12. The fixed sleeve 10 is fixedly connected to the sliding shell 13. The inner side of the sliding shell 13 is provided with an anti-slip block 14. The sliding shell 13 is slidably connected to the sliding shaft 15. The sliding shaft 15 is provided with an anti-slip groove 16. The left side of the sliding shell 13 is fixedly connected to one end of a compression spring 17, and the other end of the compression spring 17 is fixedly connected to the left end of the sliding shaft 15. The right end of the sliding shaft 15 is fixedly connected to a connecting block 18, and the right ends of the two connecting blocks 18 are fixedly connected to the upper and lower parts of the second fixed shaft 2.
[0021] The first fixed shaft 1 and the second fixed shaft 2 are both vertically distributed cylindrical shafts, and the first fixed shaft 1 is provided with threaded grooves at both ends, the first bearing 3 and the second bearing 5 are both double-row angular contact ball bearings, there are two first limit plates 4 and two second limit plates 6, and the first limit plates 4 and the second limit plates 6 are both horizontally distributed circular plates, the upper and lower sides of the first bearing 3 are rotatably connected to the relative inner sides of the two first limit plates 4, and the upper and lower sides of the second bearing 5 are rotatably connected to the relative inner sides of the two second limit plates 6, which can prevent the first bearing 3 and the second bearing 5 from dislocating; there are two connecting plates 7, and the connecting plates 7 are both horizontally distributed rectangular plates, and a semicircular welding groove is provided on the right side of the connecting plate 7, there are two first latch tooth assemblies 8 and the second latch tooth assemblies 9, and the first latch tooth assemblies 8 and the second latch tooth assemblies 9 are both composed of a plurality of vertically distributed latch teeth, and the first latch tooth assemblies 8 and the second latch tooth assemblies 9 are engaged, and there are two fixed sleeves 10, and the fixed sleeves 10 are both vertically distributed. The circular tube of the cloth can adjust the direction of the sliding shell 13 and the sliding shaft 15; there are two fixing bolts 11 and fixing plates 12, and the fixing plates 12 are all horizontally distributed circular plates. The middle position of the fixing plate 12 is provided with a through threaded groove, the sliding shell 13 has two groups, each group of sliding shells 13 has two, and each group of two sliding shells 13 is welded to each other, and the left side of the sliding shell 13 is provided with a connecting groove, and there are two groups of anti-dropping blocks 14, each group of anti-dropping blocks 14 has four, and the anti-dropping blocks 14 are rectangular blocks, and the anti-dropping blocks 14 are slidably connected to the anti-dropping groove 16, which can prevent the sliding shaft 15 from dislocating; there are two sliding shafts 15, and the sliding shafts 15 are rectangular shafts, and there are two groups of anti-dropping grooves 16, each group of anti-dropping grooves 16 has four, and the anti-dropping grooves 16 are rectangular grooves, and there are two compression springs 17, and the compression springs 17 are horizontally distributed in the left and right directions, and there are two connecting blocks 18, and the connecting blocks 18 are rectangular blocks, and the right side of the connecting blocks 18 is provided with a connecting groove, which can fix the second fixed shaft 2.
[0022] Working process: before use, check whether the sliding shell 13 is welded firmly, and then fix the two devices to the base of the belt conveyor through the connecting plate 7, so that the connecting plate 7 is distributed vertically, the first bearing 3 and the second bearing 5 are distributed horizontally, and the two second bearings 5 are located on the opposite inner sides of the two first bearings 3, and then the belt is installed on the outside of the first bearing 3 to tighten the belt, and the belt is driven by the power mechanism of the belt conveyor to transport items; if the belt becomes loose after long-term use, the fixing bolts 11 and the fixing plate 12 can be removed, and the limit on the fixing sleeve 10 can be released, and the fixing sleeve 10 and the related components connected to it can be removed, and the direction of the sliding shell 13 and the sliding shaft 15 can be adjusted from horizontal distribution to downward inclined distribution, and the fixing sleeve 10 is put back on both ends of the first fixed shaft 1 so that the second tooth assembly 9 and the first fixed shaft 1 are connected. A latching tooth assembly 8 is engaged, and the fixing plate 12 and the first fixed shaft 1 are fixed by the fixing bolt 11, so that the belt can be tensioned by the second bearing 5. At this time, the compression spring 17 is compressed, and the sliding shaft 15 partially retracts into the sliding shell 13. When the belt continues to loosen slowly, the sliding shell 13 gradually rebounds to keep the belt in a tensioned state. During the rebound process of the sliding shell 13, the anti-slip groove 16 moves right relative to the anti-slip block 14, and the anti-slip block 14 can prevent the sliding shaft 15 from separating from the sliding shell 13. The device can realize the rapid installation or disassembly of the tensioning wheel through the fixing effect of the fixing bolt 11 and the fixing plate 12, which is simpler and faster. At the same time, the fast adjustment of the tensioning wheel can be realized through the locking effect of the first latching tooth assembly 8 and the second latching tooth assembly 9, and the tensioning wheel can be automatically adjusted within a long time after the adjustment, which saves time, labor and cost.
[0023] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A tension pulley assembly, comprising a first fixed shaft (1) and a second fixed shaft (2), characterized in that: The first fixed shaft (1) is fixedly connected to the inner ring of the first bearing (3), the first fixed shaft (1) is fixedly connected to the first limit plate (4), the second fixed shaft (2) is fixedly connected to the inner ring of the second bearing (5), the second fixed shaft (2) is fixedly connected to the second limit plate (6), the first fixed shaft (1) is welded to the connecting plate (7), the upper and lower parts of the first fixed shaft (1) are fixedly connected to the first latching tooth assembly (8), the first latching tooth assembly (8) is engaged with the second latching tooth assembly (9), the second latching tooth assembly (9) is fixedly connected to the fixed sleeve (10), and the upper and lower ends of the first fixed shaft (1) are screwed to the fixing bolts (1 1), the fixing bolts (11) are all screwed together with the fixing plate (12), the fixing sleeve (10) is fixedly connected to the sliding shell (13), an anti-slip block (14) is provided on the inner side of the sliding shell (13), the sliding shell (13) is slidably connected to the sliding shaft (15), the sliding shaft (15) is provided with an anti-slip groove (16), one end of a compression spring (17) is fixedly connected to the left side of the interior of the sliding shell (13), the other end of the compression spring (17) is fixedly connected to the left end of the sliding shaft (15), the right end of the sliding shaft (15) is fixedly connected to a connecting block (18), and the right ends of the two connecting blocks (18) are fixedly connected to the upper and lower parts of the second fixed shaft (2).
2. A tension pulley assembly according to claim 1, characterized in that: The first fixed shaft (1) and the second fixed shaft (2) are both vertically distributed cylindrical shafts; the first fixed shaft (1) is provided with threaded grooves at both upper and lower ends; the first bearing (3) and the second bearing (5) are both double-row angular contact ball bearings; there are two first limit plates (4) and two second limit plates (6); the first limit plates (4) and the second limit plates (6) are both horizontally distributed circular plates; the first bearing (3) has upper and lower sides rotatably connected to the opposite inner sides of the two first limit plates (4); the second bearing (5) has upper and lower sides rotatably connected to the opposite inner sides of the two second limit plates (6).
3. A tension pulley assembly according to claim 1, characterized in that: There are two connecting plates (7), and the connecting plates (7) are both horizontally distributed rectangular plates. A semicircular welding groove is provided on the right side of the connecting plate (7). There are two first latching tooth assemblies (8) and two second latching tooth assemblies (9). The first latching tooth assemblies (8) and the second latching tooth assemblies (9) are both composed of a plurality of vertically distributed latching teeth. The first latching tooth assembly (8) and the second latching tooth assembly (9) are engaged. There are two fixed sleeves (10), and the fixed sleeves (10) are both vertically distributed circular tubes.
4. The tension pulley assembly according to claim 1, characterized in that: There are two fixing bolts (11) and two fixing plates (12), and the fixing plates (12) are all horizontally distributed circular plates. A through threaded groove is provided in the middle of the fixing plates (12). There are two groups of sliding shells (13), and each group of sliding shells (13) has two sliding shells. The two sliding shells (13) in each group are welded to each other. A connecting groove is provided on the left side of the sliding shells (13). There are two groups of anti-slip blocks (14), and each group of anti-slip blocks (14) has four anti-slip blocks. The anti-slip blocks (14) are all rectangular blocks. The anti-slip blocks (14) are slidably connected to the anti-slip grooves (16).
5. The tension pulley assembly according to claim 1, characterized in that: There are two sliding shafts (15), and the sliding shafts (15) are all rectangular shafts. There are two groups of anti-slip grooves (16), and each group of anti-slip grooves (16) has four anti-slip grooves (16). The anti-slip grooves (16) are all rectangular grooves. There are two compression springs (17), and the compression springs (17) are horizontally distributed in the left and right directions. There are two connecting blocks (18), and the connecting blocks (18) are all rectangular blocks. The right side of each connecting block (18) is provided with a connecting groove.