Reinforced pulley with belt buckle function

Abstract

The utility model relates to a reinforced pulley with a belt buckle function. The technical problems that an existing tackle is low in installation efficiency and stability and the like are solved. Comprising a pulley body, the pulley body is of a split type structure and is provided with two pulley split bodies connected through an insertion locking structure, belt buckle bodies are arranged on the same corresponding sides of the two pulley split bodies respectively, and each pulley split body is of a split type structure and is formed by stacking two pulley blocks and connecting the two pulley blocks through a fixing structure. The same corresponding sides of the two tackle blocks are provided with belt buckle parts respectively, and when the two tackle blocks are overlapped, the two belt buckle parts correspond to each other to form the belt buckle body. The tackle has the advantages that the tackle body is formed by inserting the two tackle split bodies, the structure is simple, and the installation efficiency is high. The plug-in locking structure can improve the plug-in efficiency of the tackle split bodies, and can ensure the connection stability between the two tackle split bodies. The fixing structure can ensure the connection stability of the pulley block and the buckling stability of the belt buckle part to the belt.

Description

Technical Field

[0001] The utility model belongs to the technical field of curtain pulley devices, and particularly relates to a reinforced pulley with a belt buckle function. Background Art

[0002] At present, the connection methods at both ends of the curtain drive belt include direct docking, universal joint interface, shear type, transmission box, and pulley connection methods; due to the poor connection stability of the direct docking method, the high maintenance difficulty of the universal joint interface method, the high installation difficulty and high installation cost of the shear type connection method, and the complex structure and low installation efficiency of the transmission box connection method, most pulley connection methods are used in the market. Among them, the pulley connection method has the advantages of high stability, reliability, flexibility, and adaptability, and can improve the service life of the drive belt and facilitate installation and maintenance; however, in order to ensure the connection stability of the existing pulley, its structure is too complex, affecting the installation efficiency and installation cost, or in order to ensure the installation efficiency and installation cost of the pulley, the installation stability of the pulley is reduced. Summary of the Invention

[0003] The purpose of the utility model is to solve the above problems and provide a reinforced pulley with a belt buckle function.

[0004] To achieve the above object, the utility model adopts the following technical scheme: a reinforced pulley with a belt buckle function, including a pulley main body, the pulley main body is of a split structure and has two pulley splits connected by a plug-in locking structure, and belt buckle bodies are respectively arranged on the same side of the two pulley splits corresponding to each other. The pulley split is of a split structure and is formed by two pulley blocks stacked on each other and connected by a fixing structure. Belt buckle parts are respectively arranged on the same side of the two pulley blocks corresponding to each other, and when the two pulley blocks are stacked on each other, the two belt buckle parts correspond to each other to form the above belt buckle body. The belt buckle part can facilitate the disassembly and assembly of the belt buckle body, and can ensure the buckling stability of the belt buckle part to the belt through the fixing structure.

[0005] In the above-mentioned reinforced pulley with a belt buckle function, the two pulley splits have the same outer shape and size and are arranged in opposite directions, which can improve the loading and unloading efficiency of the pulley splits, and can facilitate the maintenance and replacement of the pulley splits and improve the maintenance efficiency.

[0006] In the above-mentioned reinforced pulley with a belt buckle function, the two pulley blocks on the same pulley split have the same outer shape and size and are stacked in sequence. The pulley blocks can facilitate the installation and maintenance of the pulley split, further improve the maintenance efficiency, and can reduce the maintenance cost.

[0007] In the above-mentioned enhanced pulley with a buckle function, the plug-in locking structure includes a plug-in component disposed between two pulley split bodies for enabling the two pulley split bodies to be plugged into each other. A locking component is further provided between the two pulley split bodies. The plug-in component facilitates the plug-in connection of adjacent pulley split bodies, improving the connection efficiency, and the locking component ensures the connection stability of the two pulley split bodies.

[0008] In the above-mentioned enhanced pulley with a buckle function, the plug-in component includes plug plates respectively disposed on one side of two corresponding pulley split bodies and on one side of each pulley block. The plug plates on one side of the two pulley blocks on the same pulley split body are arranged vertically corresponding to each other. On the same side of the two pulley blocks on the same pulley split body, there are plug-in slots located on one side of the plug plates respectively. The plug plates on the two pulley split bodies are vertically offset, and the plug plates on one pulley split body are respectively plugged into the plug-in slots on the remaining pulley split body. There are two plug-in slots in the pulley split body, which are respectively disposed on one side of the pulley split body and the plug-in slot between adjacent plug plates. The plug-in slots on the sides of adjacent pulley split bodies are respectively disposed on both sides. The plug plates and the plug-in slots can improve the plug-in efficiency and ensure the plug-in stability.

[0009] In the above-mentioned enhanced pulley with a buckle function, the plug plates are integrally formed on one side of the pulley blocks respectively. The four plug plates on the two pulley split bodies are stacked in sequence, and the plug plates in the plugged state are in contact with each other, which can further improve the plug-in effect, and the integral structure can improve the structural strength of the plug plates.

[0010] In the above-mentioned enhanced pulley with a buckle function, the thickness of the plug plate is not greater than the depth of the plug-in slot, and the end of the plug plate away from the plug-in slot has a chamfer portion circumferentially. The chamfer portion facilitates the quick plugging of the plug plate into the plug-in slot, further improving the plug-in efficiency.

[0011] In the above-mentioned enhanced pulley with a buckle function, the locking component includes locking holes respectively disposed on each plug plate. At least two locking holes are provided on each plug plate. The locking holes on the plug plates of the same pulley split body and the locking holes on the plug plates of the two vertically offset pulley split bodies are respectively in one-to-one correspondence and are connected by two locking bolts respectively. The locking holes and the locking bolts can ensure the connection stability between the plug plates, thereby fixedly connecting adjacent pulley split bodies.

[0012] In the above-mentioned enhanced pulley with a buckle function, the buckle part and the pulley block are integrally connected. The outer shapes and sizes of the two buckle parts on the same side of the split pulley are the same and are symmetrically arranged. Axially arranged positioning grooves are respectively provided on the corresponding sides of the two buckle parts, and several arc-shaped grooves are sequentially arranged on one side of the positioning groove. The positioning grooves and arc-shaped grooves on the two buckle parts are arranged opposite to each other to form a belt positioning channel. The belt is arranged in the belt positioning channel, and the arc-shaped grooves and positioning grooves facilitate the buckling of the belt and improve the buckling stability.

[0013] In the above-mentioned enhanced pulley with a buckle function, the fixing structure includes fixing holes provided on the sides of the two pulley blocks of the same split pulley away from the buckle part. The fixing holes on the two pulley blocks are arranged in one-to-one correspondence and are connected by fixing bolts. The fixing bolts and fixing holes can ensure the connection stability of the pulley blocks. When the pulley blocks are fixedly connected by the fixing bolts, the buckle part simultaneously buckles and locks the belt, further improving the buckling stability.

[0014] Compared with the existing technology, the advantages of the present utility model are as follows:

[0015] 1. The pulley main body is composed of two split pulleys inserted together, with a simple structure and improved loading and unloading efficiency.

[0016] 2. The insertion and locking structure can improve the insertion efficiency of the split pulleys and ensure the connection stability between the two split pulleys.

[0017] 3. The fixing structure can ensure the connection stability of the pulley blocks and the buckling stability of the buckle part to the belt. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is the structural schematic diagram of the present utility model.

[0019] Figure 2 is the exploded view of the structure of the present utility model.

[0020] Figure 3 is the structural schematic diagram of the split pulley in the present utility model.

[0021] Figure 4 is the structural schematic diagram of another split pulley in the present utility model.

[0022] In the figure: pulley main body 1, pulley split body 11, pulley block 12, plug-in locking structure 2, plug-in component 21, plug board 211, plug-in slot 212, locking component 22, locking hole 221, locking bolt 222, belt buckle body 3, belt buckle part 31, positioning slot 311, arc-shaped slot 312, fixing structure 4, fixing hole 41, fixing bolt 42, chamfered part 5, belt positioning channel 6. Detailed implementation mode

[0023] The following further elaborates on the present utility model in conjunction with the accompanying drawings and the detailed implementation mode.

[0024] As Figure 1 , Figure 2 , Figure 3 , Figure 4 shown, a strengthened pulley with a belt buckle function is provided in a telescopic track, including a pulley main body 1. The pulley main body 1 has a split structure and has two pulley split bodies 11 connected by a plug-in locking structure 2. The plug-in locking structure 2 can improve the plug-in efficiency of the pulley split bodies 11 and can improve the plug-in stability. Belt buckle bodies 3 are respectively provided on the same side of the two pulley split bodies 11 corresponding to each other. The belt buckle bodies 3 can buckle and connect the belt, ensuring the connection stability with the end of the belt. The pulley split body 11 has a split structure and is formed by two pulley blocks 12 stacked on each other and connected by a fixing structure 4. The pulley blocks 12 can facilitate the installation and disassembly of the pulley split body 11, and the fixing structure 4 can buckle the belt when the pulley blocks 12 are fixedly connected, ensuring the connection stability. Belt buckle parts 31 are respectively provided on the same side of the two pulley blocks 12 corresponding to each other, and when the two pulley blocks 12 are stacked on each other, the two belt buckle parts 31 correspond to each other to form the above-mentioned belt buckle body 3. The belt buckle parts 31 can facilitate the disassembly and assembly of the belt buckle body 3 and can ensure the buckling stability of the belt buckle parts 31 on the belt through the fixing structure 4.

[0025] Specifically, the two pulley split bodies 11 have the same outer shape and size and are arranged in opposite directions, which can improve the loading and unloading efficiency of the pulley split bodies 11 and can facilitate the maintenance and replacement of the pulley split bodies 11, improving the maintenance efficiency.

[0026] Among them, the two pulley blocks 12 on the same pulley split body 11 have the same outer shape and size and are sequentially stacked. The pulley blocks 12 can facilitate the installation and maintenance of the pulley split body 11, further improving the maintenance efficiency and reducing the maintenance cost.

[0027] As Figure 1 , Figure 2 , Figure 3 , Figure 4As shown, the plug-in locking structure 2 includes a plug-in component 21 disposed between two trolley split bodies 11 and capable of enabling the two trolley split bodies 11 to be plugged into each other. A locking component 22 is further provided between the two trolley split bodies 11. The plug-in component 21 can facilitate the plug-in connection of adjacent trolley split bodies 11, improve the connection efficiency, and the locking component 22 can ensure the connection stability of the two trolley split bodies 11.

[0028] Further, the plug-in component 21 includes plug plates 211 respectively disposed on one side of the two trolley split bodies 11 corresponding to each other and located on one side of each trolley block 12. The plug plates 211 on one side of the two trolley blocks 12 on the same trolley split body 11 are arranged vertically corresponding to each other. On the same side of the two trolley blocks 12 on the same trolley split body 11, plug-in slots 212 are respectively provided on one side of the plug plates 211. The plug plates 211 on the two trolley split bodies 11 are vertically offset, and the plug plates 211 on one trolley split body 11 are respectively plugged into the plug-in slots 212 on the remaining one trolley split body 11. There are two plug-in slots 212 in the trolley split body 11, which are respectively disposed on one side of the trolley split body 11 and the plug-in slot 212 between adjacent plug plates 211. And the plug-in slots 212 on the sides of adjacent trolley split bodies 11 are respectively disposed on both sides. The plug-in efficiency can be improved and the plug-in stability can be ensured through the plug plates 211 and the plug-in slots 212.

[0029] Among them, the plug plates 211 are respectively integrally formed on one side of the trolley blocks 12. The four plug plates 211 on the two trolley split bodies 11 are sequentially stacked, and the plug plates 211 in the plugged state are abutted against each other, which can further improve the plugging effect, and the integral structure can improve the structural strength of the plug plates 211.

[0030] Combined Figure 1 、 Figure 3 、 Figure 4 As shown, the thickness of the plug plate 211 is not greater than the depth of the plug-in slot 212, and a chamfer portion 5 is provided circumferentially at one end of the plug plate 211 away from the plug-in slot 212. The chamfer portion 5 can facilitate the quick plugging of the plug plate 211 into the plug-in slot 212 and further improve the plug-in efficiency.

[0031] Among them, the locking component 22 includes locking holes 221 respectively disposed on each plug plate 211. At least two locking holes 221 are provided on each plug plate 211. The locking holes 221 on the plug plates 211 on the same trolley split body 11 and the locking holes 221 on the plug plates 211 on the two trolley split bodies 11 with vertical offset are respectively in one-to-one correspondence and are respectively connected by two locking bolts 222. The connection stability between the plug plates 211 can be ensured through the locking holes 221 and the locking bolts 222, so that adjacent trolley split bodies 11 are fixedly connected.

[0032] Specifically, the belt buckle part 31 and the pulley block 12 are connected into an integral structure. The connection strength between the belt buckle part 31 and the pulley block 12 can be improved through the integral structure. The outer shapes and sizes of the two belt buckle parts 31 on one side of the same pulley split body 11 are the same and are symmetrically arranged, which can ensure the shape and size of the belt buckle body 3 and the buckling effect on the belt. Axially arranged positioning grooves 311 are respectively provided on the corresponding sides of the two belt buckle parts 31, and a number of arc grooves 312 are arranged in sequence on one side of the positioning groove 311. The positioning grooves 311 and the arc grooves 312 on the two belt buckle parts 31 are arranged oppositely to form a belt positioning channel 6. The belt is arranged in the belt positioning channel 6, and the belt can be conveniently buckled through the arc grooves 312 and the positioning grooves 311, improving the buckling stability.

[0033] Combined Figure 1 、 Figure 3 、 Figure 4 As shown, the fixing structure 4 includes fixing holes 41 provided on the sides of the two pulley blocks 12 of the same pulley split body 11 away from the belt buckle part 31. The fixing holes 41 on the two pulley blocks 12 are arranged in one-to-one correspondence and are connected by fixing bolts 42. The connection stability of the pulley blocks 12 can be ensured through the fixing bolts 42 and the fixing holes 41. When the pulley blocks 12 are fixedly connected by the fixing bolts 42, the belt buckle part 31 synchronously buckles and locks the belt, further improving the buckling stability.

[0034] The specific embodiments described herein are merely illustrative of the spirit of the present invention. Those skilled in the art of the present invention can make various modifications or supplements to the described specific embodiments or use similar methods for substitution, but will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

[0035] Although terms such as pulley main body 1, pulley split body 11, pulley block 12, plug-in locking structure 2, plug-in assembly 21, plug-in plate 211, plug-in slot 212, locking assembly 22, locking hole 221, locking bolt 222, belt buckle body 3, belt buckle part 31, positioning groove 311, arc groove 312, fixing structure 4, fixing hole 41, fixing bolt 42, chamfer part 5, belt positioning channel 6, etc. are used more in this article, the possibility of using other terms is not excluded. Using these terms is only to more conveniently describe and explain the essence of the present invention; interpreting them as any additional limitation is contrary to the spirit of the present invention.

Claims

1. A reinforced pulley with belt buckle function, comprising a pulley body (1), characterized in that: The pulley body (1) is a split structure and has two pulley splits (11) connected by a plug-in locking structure (2). The two pulley splits (11) are provided with a belt buckle body (3) on the corresponding same side. The pulley split (11) is a split structure and is formed by two pulley blocks (12) stacked on each other and connected by a fixing structure (4). The two pulley blocks (12) are provided with a belt buckle part (31) on the corresponding same side. When the two pulley blocks (12) are stacked on each other, the two belt buckle parts (31) correspond to each other to form the above-mentioned belt buckle body (3).

2. A reinforced pulley with belt buckle function according to claim 1, characterized in that: The two pulley parts (11) have the same size and are arranged in opposite directions.

3. The reinforced pulley with belt buckle function according to claim 1, characterized in that: The two pulley blocks (12) on the same pulley split body (11) have the same outer size and are stacked in sequence.

4. A reinforced pulley with belt buckle function according to claim 1, 2 or 3, characterized in that: The plug-in locking structure (2) comprises a plug-in assembly (21) arranged between the two pulley parts (11) so as to enable the two pulley parts (11) to be plugged into each other, and a locking assembly (22) is also arranged between the two pulley parts (11).

5. The reinforced pulley with belt buckle function according to claim 4, characterized in that: The plug-in assembly (21) comprises plug-in plates (211) respectively arranged on the corresponding sides of the two pulley segments (11) and respectively located on the side of each pulley block (12); the plug-in plates (211) on the side of the two pulley blocks (12) on the same pulley segment (11) are arranged correspondingly up and down; the same side of the two pulley blocks (12) on the same pulley segment (11) respectively has a plug-in groove (212) located on the side of the plug-in plate (211); the plug-in plates (211) on the two pulley segments (11) are staggered up and down, and the plug-in plate (211) on one of the pulley segments (11) is respectively plugged into the plug-in groove (212) on the remaining pulley segment (11).

6. The reinforced pulley with belt buckle function according to claim 5, characterized in that: The plug plates (211) are integrally formed on one side of the pulley block (12), and the four plug plates (211) on the two pulley parts (11) are stacked in sequence.

7. The reinforced pulley with belt buckle function according to claim 5, characterized in that: The thickness of the plug plate (211) is not greater than the depth of the plug slot (212), and one end of the plug plate (211) away from the plug slot (212) has a chamfered portion (5) in the circumferential direction.

8. The reinforced pulley with belt buckle function according to claim 5, characterized in that: The locking assembly (22) comprises locking holes (221) respectively arranged on each plug plate (211), each plug plate (211) is provided with at least two locking holes (221), and the locking holes (221) on the plug plate (211) of the same pulley body (11) and the locking holes (221) on the plug plates (211) staggered in the upper and lower parts of the two pulley bodies (11) correspond to each other one by one and are respectively connected by two locking bolts (222).

9. The reinforced pulley with belt buckle function according to claim 1, characterized in that: The belt buckle part (31) and the pulley block (12) are connected as an integrated structure. The two belt buckle parts (31) on one side of the same pulley split body (11) have the same size and are symmetrically arranged. The corresponding sides of the two belt buckle parts (31) are respectively provided with axially arranged positioning grooves (311), and one side of the positioning groove (311) has a plurality of arc grooves (312) arranged in sequence. The positioning grooves (311) and the arc grooves (312) on the two belt buckle parts (31) are arranged relative to each other to form a belt positioning channel (6).

10. The reinforced pulley with belt buckle function according to claim 1, characterized in that: The fixing structure (4) comprises fixing holes (41) arranged on the side of two pulley blocks (12) of the same pulley split body (11) away from the belt buckle part (31); the fixing holes (41) on the two pulley blocks (12) are arranged in a one-to-one correspondence and are connected by fixing bolts (42).

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