Wire tightening table for lever block

Abstract

The utility model discloses a wire tightening table for a lever block, belongs to the technical field of lever blocks, and aims to solve the problems that the wire tightening table is directly connected with inner threads of a handle, but the inner threads of the handle cannot be directly rotated if the lever blocks are different in model, and meanwhile, the inner threads of the handle cannot be directly rotated. According to the technical scheme, the problem that the stringing effect is reduced due to the fact that the rotating inner brain thread cannot simulate the continuous rotating stringing operation of a handle of the hand plate hoist is solved, a table body is included, a groove is formed in the side wall of one side of the table body, and a limiting column is fixed to the side wall of the bottom end of the groove; through the cooperation of the table body, the groove, the first supporting base, the second supporting base, the pressing plate, the adjusting plate, the adjusting shaft, the rotating plate and the limiting column, the position of the hand block can be rapidly rotated, the hand blocks of different specifications can be tightly pressed and fixed, and through the arranged limiting rod and limiting holes, the position of the hand block can be conveniently adjusted. And the position of the limited pressing plate can be further fixed, and the stability is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of lever hoists, and in particular relates to a tensioning platform for a lever hoist. Background Art

[0002] Patent announcement number CN212254585U discloses a special tightening platform for a lever hoist, comprising a frame fixed to the ground, a motor fixed on the frame, and a lever hoist to be tested correspondingly placed below the motor, wherein the handle rotation axis of the hand-operated hoist is coaxially arranged with the output shaft of the motor, a crankshaft is coaxially fixed on the output shaft of the motor, a sleeve is fixed on the handle of the hand-operated hoist, and the end of the hexagonal bolt passes through the crank and is connected to the inner brain thread of the sleeve. The utility model designs a special tightening platform for a fully automatic lever hoist, which can realize the motorized tightening of the chain of the hand-operated hoist, replace manual operation, greatly reduce the safety risk of the test process, and improve the test efficiency of the hand-operated hoist. This tightening platform is directly connected to the inner brain thread of the handle, but if it is a hand-operated hoist of different models, the inner brain thread of the handle cannot be directly rotated. At the same time, rotating the inner brain thread cannot simulate the continuous rotation and tightening operation of the handle of the hand-operated hoist, and the tightening effect is reduced. For this reason, we propose a tightening platform for a lever hoist. Utility Model Content

[0003] The utility model aims to provide a tensioning platform for a lever hoist to solve the problems raised in the above-mentioned background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a tensioning platform for a lever hoist, comprising a platform body, a side wall of one side of the platform body is provided with a groove, a limiting column is fixed to the bottom side wall of the groove, a side wall of one side of the platform body is fixed with a symmetrically distributed support seat 1, a support seat 2 is fixed between the side walls of the support seat 1 that are close to each other, the support seat 1 and the support seat 2 are vertically arranged, a pressure plate is slidably connected between the two support seats 1, an adjustment channel is provided on the upper surface of the support seat 2, an adjustment plate is fixed to the upper surface of the pressure plate, and the top of the adjustment plate passes through the adjustment channel.

[0005] It should be noted in the scheme that a fixing plate is fixed on the upper surface of the support seat 2, and a fixing channel running through the fixing plate is opened on the fixing plate. The inner wall of the fixing channel is rotatably connected to an adjusting shaft, and an adjusting gear is fixed to one end of the adjusting shaft.

[0006] It is further worth mentioning that an adjustment rack is provided on the side wall of the adjustment plate close to the adjustment gear along its length direction, the adjustment rack is meshed with the adjustment gear, a rotating plate is fixed to the other end of the adjustment shaft, and the rotating plate is vertically arranged between the adjustment shaft.

[0007] It should be further explained that a limiting plate is fixed to one side wall of the fixing plate, and a limiting channel is provided on the upper surface of the limiting plate along the vertical direction.

[0008] As a preferred embodiment, the inner wall of the limiting channel is slidably connected to a limiting rod, a pull plate is fixed to the top of the limiting rod, the outer wall of the adjusting shaft is provided with symmetrically distributed limiting holes along the circumferential direction, and the bottom end of the limiting rod passes through the limiting hole.

[0009] As a preferred embodiment, a guide plate is fixed to an outer wall of one of the support seats, a drive motor is fixed to an upper surface of the guide plate, and a cam is fixed to an output shaft of the drive motor passing through the guide plate.

[0010] Compared with the prior art, the tensioning platform for a lever hoist provided by the utility model has at least the following beneficial effects:

[0011] (1) The utility model can quickly rotate the hand plate hoist position through the cooperation of the platform, groove, support seat 1, support seat 2, pressure plate, adjustment plate, adjustment shaft, rotating plate and limiting column, and can press and fix hand plate hoists of different specifications. The position of the pressure plate after limiting can be further fixed through the setting of limiting rod and limiting hole, thereby improving stability;

[0012] (2) The utility model can continuously squeeze the handle of the hand-operated hoist and continuously tension the chain of the hand-operated hoist by means of the drive motor, cam and guide plate, thereby simulating manual rotation of the handle and increasing the wire tightening effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a side perspective view of the utility model;

[0014] Figure 2 It is a bottom-up stereogram of the present utility model;

[0015] Figure 3 It is a rear perspective view of the utility model;

[0016] Figure 4 for Figure 3 The enlarged structural diagram of part A in the middle;

[0017] Figure 5 It is a top perspective view of the present invention.

[0018] In the figure: 1. table body; 2. groove; 3. limit column; 4. support seat 1; 5. support seat 2; 6. pressure plate; 7. adjustment plate; 8. fixed plate; 9. adjustment shaft; 10. adjustment gear; 11. adjustment rack; 12. adjustment channel; 13. rotating plate; 14. limit plate; 15. limit channel; 16. pull plate; 17. limit rod; 18. limit hole; 19. guide plate; 20. drive motor; 21. cam. DETAILED DESCRIPTION

[0019] The present invention will be further described below in conjunction with the embodiments.

[0020] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution of the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings of the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all of the embodiments. Based on the described embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work belong to the scope of protection of the utility model.

[0021] The following examples are used to illustrate the present invention, but cannot be used to limit the scope of protection of the present invention. The conditions in the examples can be further adjusted according to specific conditions, and simple improvements to the method of the present invention under the premise of the concept of the present invention are all within the scope of protection claimed by the present invention.

[0022] See also Figure 1-5 The utility model provides a tensioning platform for a hand-operated hoist, including a platform body 1, a side wall of one side of the platform body 1 is provided with a groove 2, and a limiting column 3 is fixed to the bottom side wall of the groove 2, wherein the platform body 1 is placed vertically for use, so that the upper hook of the hand-operated hoist is hung on the limiting column 3, and a side wall of one side of the platform body 1 is fixed with a symmetrically distributed support seat 1 4, and a support seat 2 5 is fixed between the side walls of the support seats 1 4 that are close to each other, and the support seats 1 4 and the support seats 2 5 are vertically arranged, and a pressing plate 6 is slidably connected between the two support seats 1 4, and an adjusting channel 12 is provided on the upper surface of the support seat 2 5, and an adjusting plate 7 is fixed on the upper surface of the pressing plate 6, and the top of the adjusting plate 7 passes through the adjusting channel 12, so that the position of the adjusting plate 7 can be moved and adjusted, so that the adjusting plate 7 drives the pressing plate 6 to move, so that the pressing plate 6 presses and fixes the outer shell of the hand-operated hoist.

[0023] Further as Figure 1 , Figure 2 and Figure 3 , Figure 4As shown, it is worth explaining in detail that a fixing plate 8 is fixed to the upper surface of the support seat 2 5, and a fixing channel running through the fixing plate 8 is provided on the fixing plate 8. The inner wall of the fixing channel is rotatably connected with an adjusting shaft 9, and an adjusting gear 10 is fixed to one end of the adjusting shaft 9. An adjusting rack 11 is provided on the side wall of the adjusting plate 7 close to the adjusting gear 10 along its length direction, and the adjusting rack 11 is meshed and connected with the adjusting gear 10. A rotating plate 13 is fixed to the other end of the adjusting shaft 9. The rotating plate 13 is vertically arranged with the adjusting shaft 9 and can be rotated by the rotating plate 13. The rotating plate 13 drives the adjusting shaft 9 to rotate by itself, so that the adjusting plate 7 moves, and the adjusting plate 7 drives the pressure plate 6 to move, and a one-touch adjustment process is performed.

[0024] Further as Figure 3 , Figure 4 and Figure 5 As shown, it is worth explaining in detail that a limiting plate 14 is fixed to one side wall of the fixed plate 8, and a limiting channel 15 is provided on the upper surface of the limiting plate 14 in the vertical direction. The inner wall of the limiting channel 15 is slidably connected to a limiting rod 17, and a pulling plate 16 is fixed to the top of the limiting rod 17. The outer wall of the adjusting shaft 9 is provided with symmetrically distributed limiting holes 18 in the circumferential direction, and the bottom end of the limiting rod 17 passes through the limiting hole 18 to fix the position of the adjusting shaft 9, thereby ensuring the clamping effect of the pressure plate 6.

[0025] Further as Figure 1 , Figure 3 and Figure 4 As shown, it is worth explaining in detail that a guide plate 19 is fixed to the outer wall of one of the support seats 4, a drive motor 20 is fixed to the upper surface of the guide plate 19, and an output shaft of the drive motor 20 passes through the guide plate 19 and is fixed with a cam 21, which can continuously squeeze the handle of the hand hoist to start it, so as to facilitate the tightening operation.

[0026] This scheme has the following working process: when the hand-operated hoist is tightened, the upper hook of the hand-operated hoist is hung on the limit column 3, so that the hand-operated hoist is placed vertically, the pull plate 16 is moved, and the pull plate 16 drives the limit rod 17 to move, so that the limit rod 17 is separated from the limit hole 18, and then the rotating plate 13 is rotated, and the rotating plate 13 drives the adjusting shaft 9 to rotate, and the adjusting shaft 9 drives the adjusting gear 10 to rotate, and the meshing transmission between the adjusting gear 10 and the adjusting rack 11 drives the adjusting plate 7 to move, and the adjusting plate 7 drives the pressure plate 6 to move, and the pressure plate 6 moves the hand-operated hoist. The outer shell of the reed is pressed and fixed, and the pull plate 16 is moved. The pull plate 16 drives the limit rod 17 to move, so that the limit rod 17 passes through the limit hole 18, and the position of the pressure plate 6 is fixed, thereby fixing the position of the hand hoist, and then one end of the hand hoist is connected to the anchor through a steel wire, and the other end of the hand hoist is connected to the vertical testing machine, and the drive motor 20 is started. The drive motor 20 drives the cam 21 to perform a cyclic extrusion process on the handle, so that the handle continuously tightens the chain. When the tensioning force reaches the specified value, the drive motor stops working and the line is tightened.

[0027] Unless otherwise defined, the technical or scientific terms used in the present invention shall have the usual meanings understood by persons with ordinary skills in the field to which the present invention belongs. The words "including" or "comprising" and the like used in the present invention mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects. The words "connect" or "connected" and the like are not limited to physical or mechanical connections, but may also include electrical connections, whether direct or indirect. "Up", "down", "left", "right", etc. are only used to indicate relative position relationships. When the absolute position of the described object changes, the relative position relationship may also change accordingly.

[0028] 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 tensioning platform for a lever hoist, comprising a platform body (1), characterized in that: A groove (2) is provided on one side wall of the platform body (1), a limiting column (3) is fixed on the bottom side wall of the groove (2), a symmetrically distributed support seat 1 (4) is fixed on one side wall of the platform body (1), a support seat 2 (5) is fixed between the side walls of the support seat 1 (4) close to each other, the support seat 1 (4) and the support seat 2 (5) are vertically arranged, a pressure plate (6) is slidably connected between the two support seats 1 (4), an adjustment channel (12) is provided on the upper surface of the support seat 2 (5), an adjustment plate (7) is fixed on the upper surface of the pressure plate (6), and the top end of the adjustment plate (7) passes through the adjustment channel (12).

2. The tensioning platform for a lever hoist according to claim 1, characterized in that: A fixing plate (8) is fixed on the upper surface of the second support seat (5), and a fixing channel running through the fixing plate (8) is provided on the fixing plate (8), and an adjusting shaft (9) is rotatably connected to the inner wall of the fixing channel, and an adjusting gear (10) is fixed to one end of the adjusting shaft (9).

3. The tensioning platform for a lever hoist according to claim 2, characterized in that: A side wall of the adjustment plate (7) close to the adjustment gear (10) is provided with an adjustment rack (11) along its length direction, the adjustment rack (11) is meshingly connected with the adjustment gear (10), and a rotating plate (13) is fixed to the other end of the adjustment shaft (9), and the rotating plate (13) is vertically arranged with respect to the adjustment shaft (9).

4. The tensioning platform for a lever hoist according to claim 3, characterized in that: A limiting plate (14) is fixed to a side wall of one side of the fixing plate (8), and a limiting channel (15) is provided on an upper surface of the limiting plate (14) along a vertical direction.

5. The tensioning platform for a lever hoist according to claim 4, characterized in that: The inner wall of the limiting channel (15) is slidably connected to a limiting rod (17), a pull plate (16) is fixed to the top end of the limiting rod (17), and the outer wall of the adjustment shaft (9) is provided with symmetrically distributed limiting holes (18) along the circumferential direction, and the bottom end of the limiting rod (17) passes through the limiting hole (18).

6. The tensioning platform for a lever hoist according to claim 5, characterized in that: A guide plate (19) is fixed to the outer wall of one of the support seats (4), a drive motor (20) is fixed to the upper surface of the guide plate (19), and an output shaft of the drive motor (20) passes through the guide plate (19) and is fixed with a cam (21).

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