Cable laying and lifting device for super high-rise electrical shaft

Abstract

The present invention relates to the technical field of vertical shaft cable laying, and specifically to a lifting device for laying cables in a super-high-rise electrical vertical shaft, comprising: a lifting frame, a fixing plate is fixedly arranged inside, and the size of the fixing plate matches the internal size of the lifting frame; a first turntable is arranged on the upper surface of the fixing plate, and a first transmission gear is fixedly arranged on the upper surface of the first turntable; a handle, one end of which is plugged into the outer surface of the end of a first handle shaft, and the first handle shaft is rotatably arranged inside the fixing plate; the beneficial effects are: through gear speed reduction and torque increase, the manpower output is reduced, and an adjustable hand crank position is designed, the manual operation can dynamically adjust the lifting speed according to the situation and stop at any time, and a self-locking device is adopted to effectively prevent various accidents from causing the cable to fall off, and an adjustable bracket is adopted, the equipment is light and easy to operate.

Description

Technical Field

[0001] The invention relates to the technical field of vertical shaft cable laying, in particular to a super high-rise electrical vertical shaft cable laying and lifting device. Background Art

[0002] The electrical shaft, also known as the cable shaft, is a passage in a high-rise or multi-story building for laying vertical trunk cables. Generally, the strong and weak current distribution boxes on this floor are also placed in the electrical shaft;

[0003] There are more and more super high-rise buildings in big cities at present, and the laying of cables in electrical shafts has always been a difficult task. For small high-rise buildings and below, it is more convenient and quicker to manually lay the cables in the electrical shafts. For high-rise buildings nearly 100 meters high, most of them need to be buffered one or two times in the middle layer and laid in more than two times, which greatly reduces the construction progress. Another method is to use a low-speed winch for lifting. The disadvantage of this method is that various accidents caused by cable jams often occur during the lifting process. Summary of the invention

[0004] The object of the present invention is to provide a super high-rise electrical shaft cable laying and lifting device to solve the problems raised in the above background technology.

[0005] To achieve the above object, the present invention provides the following technical solution: a super high-rise electrical shaft cable laying and lifting device, the super high-rise electrical shaft cable laying and lifting device comprising:

[0006] A lifting frame, wherein a fixing plate is fixedly arranged inside the lifting frame, and the size of the fixing plate matches the inner size of the lifting frame;

[0007] A first rotating disk, the first rotating disk is arranged on the upper surface of the fixed plate, and a first transmission gear is fixedly arranged on the upper surface of the first rotating disk;

[0008] The handle has one end portion inserted on the outer surface of the end portion of the first handle shaft, and the first handle shaft is rotatably arranged inside the fixing plate.

[0009] Preferably, the fixed plate is a hollow rectangular structure, a fall arrester is fixedly provided at the center position of one end of the fixed plate, a through hole is opened at the center position of the side wall of the fall arrester, the through hole penetrates the fall arrester, and two groups of first turntables are provided on the upper surface of the fixed plate, the two groups of first turntables are symmetrically distributed with the fall arrester as the center, and two groups of second turntables are provided on the side of the two groups of first turntables close to the fall arrester, the two groups of second turntables are both arranged on the upper surface of the fixed plate, and the two groups of second turntables correspond to the two groups of first turntables respectively.

[0010] Preferably, the side walls of the first turntable and the second turntable are fixedly provided with rubber pads, the size of the rubber pads matches the size of the first turntable and the second turntable, and a third handle shaft is fixedly provided at the center position of the upper surface of the two groups of first turntables and the second turntables, and the end of the third handle shaft away from the first turntable and the second turntable passes through the side wall of the fixed plate and is rotatably provided inside the fixed plate, and the first turntable and the second turntable are rotatably provided on the upper surface of the fixed plate through the third handle shaft.

[0011] Preferably, a first transmission gear is fixedly provided at the center position of the upper end surface of the first turntable and the second turntable, the size of the first transmission gear matches the size of the first turntable and the second turntable, and a chain is provided between the first turntable and the second turntable, the two ends of the chain are respectively sleeved between the two groups of first transmission gears, the length of the chain matches the spacing between the two groups of first transmission gears, and the first turntable drives the second turntable to rotate synchronously through the cooperation of the first transmission gear and the chain.

[0012] Preferably, a third transmission gear is fixedly provided on the lower surface of the two groups of the first rotating disks, the size of the third transmission gear matches the size of the first rotating disk, and the two groups of the third transmission gears are rotatably arranged inside the fixed plate, a second transmission gear is arranged between the two groups of the third transmission gears, the second transmission gear is meshed with one of the groups of the third transmission gears, a fixing screw is fixedly provided at the end center position of the second transmission gear, the two ends of the fixing screw are respectively rotatably inserted into the inner side walls of the fixing plate, the second transmission gear is rotatably arranged inside the fixing plate through the fixing screw, and two groups of second transmission gears are provided, the two groups of second transmission gears are meshed with each other, and another group of the second transmission gears is meshed with another group of the third transmission gears, and the two groups of the third transmission gears rotate synchronously through the two groups of the second transmission gears.

[0013] Preferably, a fifth transmission gear is provided on a side wall of one group of the third transmission gears away from the second transmission gear, the fifth transmission gear is provided inside the fixed plate, and the fifth transmission gear is meshed with the third transmission gear, a rubber pad is fixedly provided at the center position of the upper surface of the fifth transmission gear, the rubber pad is provided inside the fixed plate, and a second handle shaft is fixedly provided at the center position of the rubber pad and the fifth transmission gear, two ends of the second handle shaft are respectively rotatably provided on the inner side walls on both sides of the fixed plate, and the rubber pad and the fifth transmission gear are rotatably provided inside the fixed plate through the second handle shaft.

[0014] Preferably, a fourth transmission gear is provided on the side wall of the fifth transmission gear away from the third transmission gear, the fourth transmission gear is rotatably arranged inside the fixed plate, and the fourth transmission gear and the fifth transmission gear are meshed with each other, a first handle shaft is fixedly arranged at the center position of the fourth transmission gear, both end portions of the first handle shaft are respectively rotatably connected to the inner side walls of the fixed plate, and the fourth transmission gear is rotatably arranged inside the fixed plate through the first handle shaft.

[0015] Preferably, one end of the handle is inserted into the outer surface of the end of the first handle shaft, and a limiting groove is provided on the outer surface of the first handle shaft. There are two groups of limiting grooves, and the two groups of limiting grooves are symmetrically distributed with the first handle shaft as the center, and limiting blocks are slidably inserted into the interior of the two groups of limiting grooves. The two groups of limiting blocks are respectively fixed on the inner side walls of the end of the handle, and the size of the limiting blocks matches the inner size of the limiting grooves.

[0016] Preferably, a first limiting groove is provided on the outer surface of the end of the first handle shaft, a third limiting groove is provided at the end of the first limiting groove, a receiving groove is provided below the third limiting groove, a return spring is provided inside the receiving groove, the return spring is fixedly provided between the inner wall of the receiving groove and the end of the guide block, the guide block is elastically provided inside the third limiting groove by the return spring, the size of the third limiting groove matches the size of the guide block, and an insertion rod is fixedly provided at the end of the guide block away from the return spring, the insertion rod extends through the countersunk hole to the outside of the handle, and the countersunk hole is provided on the outer surface of the handle.

[0017] Preferably, the size of the insertion rod matches the size of the first limiting groove, and a second limiting groove is provided below the first limiting groove, the size of the second limiting groove matches the size of the guide block, and the second limiting groove is connected to the receiving groove.

[0018] Compared with the prior art, the present invention has the following beneficial effects:

[0019] The super-high-rise electrical shaft cable laying and lifting device proposed in the present invention reduces manpower output by reducing gear speed and increasing torque, and is designed with an adjustable hand crank position. Manual operation can dynamically adjust the lifting speed and stop at any time according to the situation. A self-locking device is adopted to effectively prevent the cable from falling off due to various accidents, and an adjustable bracket is adopted. The equipment is light and easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the structure of the present invention;

[0021] Figure 2 It is a front view of the structure of the present invention;

[0022] Figure 3 It is a top view of the structure of the present invention;

[0023] Figure 4 It is a side view of the structure of the present invention;

[0024] Figure 5 It is a schematic diagram of the internal gear structure of the present invention;

[0025] Figure 6 This is a schematic diagram of the connection between the handle and the handle shaft structure of the present invention;

[0026] Figure 7 This is an exploded schematic diagram of the handle and handle shaft structure of the present invention;

[0027] Figure 8 This is a schematic diagram of the connection between the handle shaft and the plug rod structure of the present invention;

[0028] Fig. 9 This is a cross-sectional view of the handle shaft structure of the present invention.

[0029] In the figure: lifting frame 1, fixing plate 2, first handle shaft 3, second handle shaft 4, first transmission gear 5, first turntable 6, third handle shaft 7, second turntable 8, chain 9, fall arrester 10, through hole 11, fixing screw 12, handle 13, second transmission gear 14, third transmission gear 15, fourth transmission gear 16, rubber pad 17, insertion rod 18, countersunk hole 19, limiting groove 20, limiting block 21, guide block 22, reset spring 23, first limiting groove 24, second limiting groove 25, third limiting groove 26, storage groove 27, fifth transmission gear 28. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] See also Figures 1 to 9 The present invention provides a technical solution: a super high-rise electrical shaft cable laying and lifting device, the super high-rise electrical shaft cable laying and lifting device comprising:

[0032] A lifting frame 1, a fixing plate 2 is fixedly arranged inside the lifting frame 1, the size of the fixing plate 2 matches the internal size of the lifting frame 1, the fixing plate 2 is a hollow rectangular structure, a fall arrester 10 is fixedly arranged at the center position of one end of the fixing plate 2, a through hole 11 is opened at the center position of the side wall of the fall arrester 10, the through hole 11 penetrates the fall arrester 10, and two groups of first turntables 6 are arranged on the upper surface of the fixing plate 2, the two groups of first turntables 6 are symmetrically distributed with the fall arrester 10 as the center, and two groups of second turntables 8 are arranged on the side of the two groups of first turntables 6 close to the fall arrester 10, the two groups of second turntables 8 are arranged on the upper surface of the fixing plate 2, and the two groups of second turntables 8 correspond to the two groups of first turntables 6 respectively;

[0033] The first turntable 6 is arranged on the upper surface of the fixed plate 2, and a first transmission gear 5 is fixedly arranged on the upper surface of the first turntable 6. The side walls of the first turntable 6 and the second turntable 8 are fixedly arranged with rubber pads 17. The size of the rubber pads 17 matches the size of the first turntable 6 and the second turntable 8, and a third handle shaft 7 is fixedly arranged at the center position of the upper surface of the two groups of first turntables 6 and the second turntable 8. The end of the third handle shaft 7 away from the first turntable 6 and the second turntable 8 passes through the side wall of the fixed plate 2 and is rotatably arranged inside the fixed plate 2. The first turntable 6 and the second turntable 8 are rotatably arranged on the upper surface of the fixed plate 2 through the third handle shaft 7. The first transmission gear 5 is fixedly arranged at the center position of the upper end surfaces of the first turntable 6 and the second turntable 8. The size of the gear 5 matches the size of the first rotating disk 6 and the second rotating disk 8, and a chain 9 is arranged between the first rotating disk 6 and the second rotating disk 8, and the two ends of the chain 9 are respectively sleeved between the two groups of first transmission gears 5, and the length of the chain 9 matches the spacing between the two groups of first transmission gears 5. The first rotating disk 6 drives the second rotating disk 8 to rotate synchronously through the cooperation of the first transmission gear 5 and the chain 9. The lower surfaces of the two groups of the first rotating disks 6 are fixedly provided with third transmission gears 15, and the size of the third transmission gear 15 matches the size of the first rotating disk 6. The two groups of third transmission gears 15 are rotatably arranged inside the fixed plate 2, and a second transmission gear 14 is arranged between the two groups of third transmission gears 15, and the second transmission gear 14 is connected to one of the groups of third transmission gears 1 5 are meshed with each other, a fixing screw 12 is fixedly arranged at the center position of the end of the second transmission gear 14, and the two ends of the fixing screw 12 are respectively rotatably inserted into the inner side walls of the fixing plate 2, and the second transmission gear 14 is rotatably arranged inside the fixing plate 2 through the fixing screw 12, and the second transmission gear 14 is provided with two groups, the two groups of second transmission gears 14 are meshed with each other, and another group of second transmission gears 14 is meshed with another group of third transmission gears 15, and the two groups of third transmission gears 15 are synchronously rotated through the two groups of second transmission gears 14, and a fifth transmission gear 28 is arranged on a side wall of one group of third transmission gears 15 away from the second transmission gear 14, and the fifth transmission gear 28 is arranged inside the fixing plate 2, and the fifth transmission gear 28 is meshed with the third transmission gear 15 The gears 15 are meshed with each other, a rubber pad 17 is fixedly provided at the center position of the upper surface of the fifth transmission gear 28, the rubber pad 17 is arranged inside the fixed plate 2, and the second handle shaft 4 is fixedly provided at the center position of the rubber pad 17 and the fifth transmission gear 28, the two ends of the second handle shaft 4 are respectively rotatably provided on the inner side walls on both sides of the fixed plate 2, the rubber pad 17 and the fifth transmission gear 28 are rotatably provided inside the fixed plate 2 through the second handle shaft 4, a fourth transmission gear 16 is provided on the side wall of the fifth transmission gear 28 away from the third transmission gear 15, the fourth transmission gear 16 is rotatably provided inside the fixed plate 2, and the fourth transmission gear 16 and the fifth transmission gear 28 are meshed with each other, and the first handle shaft 3 is fixedly provided at the center position of the fourth transmission gear 16,The ends of the first handle shaft 3 are rotatably connected to the inner side walls of the fixing plate 2 respectively, and the fourth transmission gear 16 is rotatably arranged inside the fixing plate 2 through the first handle shaft 3;

[0034] The handle 13, one end of the handle 13 is inserted into the outer surface of the end of the first handle shaft 3, the first handle shaft 3 is rotatably set inside the fixed plate 2, and the outer surface of the end of the first handle shaft 3 is inserted with one end of the handle 13, and the outer surface of the first handle shaft 3 is provided with a limiting groove 20, and the limiting groove 20 is provided with two groups, and the two groups of limiting grooves 20 are symmetrically distributed with the first handle shaft 3 as the center, and the insides of the two groups of limiting grooves 20 are slidably inserted with limiting blocks 21, and the two groups of limiting blocks 21 are respectively fixed on the inner side walls of the end of the handle 13, and the size of the limiting block 21 matches the inner size of the limiting groove 20, and the outer surface of the end of the first handle shaft 3 is provided with a first limiting groove 24, and the end of the first limiting groove 24 is provided with a third limiting groove 26, and the lower part of the third limiting groove 26 is opened A receiving groove 27 is provided, and a return spring 23 is provided inside the receiving groove 27. The return spring 23 is fixedly arranged between the inner wall of the receiving groove 27 and the end of the guide block 22. The guide block 22 is elastically arranged inside the third limiting groove 26 by the return spring 23. The size of the third limiting groove 26 matches the size of the guide block 22, and an insertion rod 18 is fixedly provided on the end of the guide block 22 away from the return spring 23. The insertion rod 18 extends to the outside of the handle 13 through the countersunk hole 19. The countersunk hole 19 is opened on the outer surface of the handle 13. The size of the insertion rod 18 matches the size of the first limiting groove 24, and a second limiting groove 25 is opened below the first limiting groove 24. The size of the second limiting groove 25 matches the size of the guide block 22, and the second limiting groove 25 is connected to the receiving groove 27.

[0035] When in use, two or three lifting frames 1 are set according to the number of people and the number of floors. The lifting is from bottom to top, and angle steel is used to assist in fixing to ensure the stability of the lifting frame 1 during use, and the cable fixing position is placed on the same vertical line as the reserved hole of the vertical bridge frame. Then the cable to be lifted is placed inside the through hole 11 and passes through the through hole 11, and then the cable is clamped between the two sets of second turntables 8 and the two sets of first turntables 6 in sequence. The head end of the cable needs to be pulled in the direction by a rope at the top of the building, and then the first handle can be shaken freely according to the lifting load-bearing conditions. The cable is lifted by rotating the first handle shaft 3, the fifth transmission gear 28 through the fourth transmission gear 16, and then the third transmission gear 15 is driven through the rubber pad 17. Finally, the two sets of second turntables 8 are rotated relative to each other by the chain 9 and the second transmission gear 14, thereby driving the cable to be lifted upward. When replacing a different handwheel shaft, press the plug rod 18 downward, and the plug rod 18 drives the guide block 22 to move downward. When the guide block 22 moves to the inside of the reset spring 23, the handle 13 can be removed.

[0036] 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 cable laying and lifting device for super high-rise electrical shafts, characterized by: The super high-rise electrical shaft cable laying and lifting device comprises: A lifting frame (1), wherein a fixing plate (2) is fixedly arranged inside the lifting frame (1), and the size of the fixing plate (2) matches the internal size of the lifting frame (1); A first rotating disk (6), the first rotating disk (6) being arranged on the upper surface of the fixed plate (2), and a first transmission gear (5) being fixedly arranged on the upper surface of the first rotating disk (6); A handle (13), one end of the handle (13) being inserted into the outer surface of the end of the first handle shaft (3), and the first handle shaft (3) being rotatably arranged inside the fixing plate (2); The fixing plate (2) is in a hollow rectangular structure, a fall arrester (10) is fixedly arranged at the center position of one end of the fixing plate (2), a through hole (11) is opened at the center position of the side wall of the fall arrester (10), the through hole (11) penetrates the fall arrester (10), and two groups of first rotating disks (6) are arranged on the upper surface of the fixing plate (2), the two groups of first rotating disks (6) are symmetrically distributed with the fall arrester (10) as the center, and two groups of second rotating disks (8) are arranged on the side of the two groups of first rotating disks (6) close to the fall arrester (10), the two groups of second rotating disks (8) are arranged on the upper surface of the fixing plate (2), and the two groups of second rotating disks (8) correspond to the two groups of first rotating disks (6) respectively; The side walls of the first rotating disk (6) and the second rotating disk (8) are both fixedly provided with rubber pads (17), the size of the rubber pads (17) matches the size of the first rotating disk (6) and the second rotating disk (8), and the center position of the upper surface of the two sets of the first rotating disk (6) and the second rotating disk (8) is fixedly provided with a third handle shaft (7), the end of the third handle shaft (7) away from the first rotating disk (6) and the second rotating disk (8) passes through the side wall of the fixed plate (2) and is rotatably provided inside the fixed plate (2), and the first rotating disk (6) and the second rotating disk (8) are rotatably provided on the upper surface of the fixed plate (2) through the third handle shaft (7); A first transmission gear (5) is fixedly arranged at the center position of the upper end surface of the first rotating disk (6) and the second rotating disk (8); the size of the first transmission gear (5) matches the size of the first rotating disk (6) and the second rotating disk (8); a chain (9) is arranged between the first rotating disk (6) and the second rotating disk (8); the two ends of the chain (9) are respectively sleeved between the two groups of first transmission gears (5); the length of the chain (9) matches the spacing between the two groups of first transmission gears (5); the first rotating disk (6) drives the second rotating disk (8) to rotate synchronously through the cooperation of the first transmission gear (5) and the chain (9); A third transmission gear (15) is fixedly arranged on the lower surface of the two groups of the first rotating disks (6), the size of the third transmission gear (15) matches the size of the first rotating disk (6), and the two groups of the third transmission gear (15) are rotatably arranged inside the fixed plate (2), a second transmission gear (14) is arranged between the two groups of the third transmission gears (15), the second transmission gear (14) and one of the groups of the third transmission gears (15) are meshed with each other, a fixed screw rod (12) is fixedly arranged at the center position of the end of the second transmission gear (14), the two ends of the fixed screw rod (12) are respectively rotatably inserted into the inner side walls of the fixed plate (2), the second transmission gear (14) is rotatably arranged inside the fixed plate (2) through the fixed screw rod (12), and two groups of the second transmission gear (14) are arranged, the two groups of the second transmission gear (14) are meshed with each other, and another group of the second transmission gear (14) is meshed with another group of the third transmission gear (15), and the two groups of the third transmission gear (15) are synchronously rotated through the two groups of the second transmission gears (14); A fifth transmission gear (28) is arranged on a side wall of one group of the third transmission gears (15) away from the second transmission gear (14); the fifth transmission gear (28) is arranged inside the fixed plate (2), and the fifth transmission gear (28) and the third transmission gear (15) are meshed with each other; a rubber pad (17) is fixedly arranged at the center position of the upper surface of the fifth transmission gear (28); the rubber pad (17) is arranged inside the fixed plate (2), and a second handle shaft (4) is fixedly arranged at the center position of the rubber pad (17) and the fifth transmission gear (28); two ends of the second handle shaft (4) are rotatably arranged on the inner side walls of the fixed plate (2), and the rubber pad (17) and the fifth transmission gear (28) are rotatably arranged inside the fixed plate (2) through the second handle shaft (4); A fourth transmission gear (16) is arranged on a side wall of the fifth transmission gear (28) away from the third transmission gear (15); the fourth transmission gear (16) is rotatably arranged inside the fixed plate (2), and the fourth transmission gear (16) and the fifth transmission gear (28) are meshed with each other; a first handle shaft (3) is fixedly arranged at the center position of the fourth transmission gear (16); both end portions of the first handle shaft (3) are rotatably connected to the inner side walls of the fixed plate (2), and the fourth transmission gear (16) is rotatably arranged inside the fixed plate (2) through the first handle shaft (3).

2. The cable laying and lifting device for super high-rise electrical shaft according to claim 1 is characterized in that: An end of the handle (13) is inserted into the outer surface of the end of the first handle shaft (3), and a limiting groove (20) is provided on the outer surface of the first handle shaft (3). Two groups of limiting grooves (20) are provided. The two groups of limiting grooves (20) are symmetrically distributed with the first handle shaft (3) as the center, and limiting blocks (21) are slidably inserted into the interior of the two groups of limiting grooves (20). The two groups of limiting blocks (21) are respectively fixedly arranged on the inner side walls of the end of the handle (13), and the size of the limiting blocks (21) matches the inner size of the limiting grooves (20).

3. The cable laying and lifting device for super high-rise electrical shaft according to claim 2 is characterized in that: A first limiting groove (24) is provided on the outer surface of the end of the first handle shaft (3), a third limiting groove (26) is provided on the end of the first limiting groove (24), a receiving groove (27) is provided below the third limiting groove (26), a return spring (23) is provided inside the receiving groove (27), the return spring (23) is fixedly arranged between the inner wall of the receiving groove (27) and the end of the guide block (22), the guide block (22) is elastically arranged inside the third limiting groove (26) by the return spring (23), the size of the third limiting groove (26) matches the size of the guide block (22), and an insertion rod (18) is fixedly arranged at one end of the guide block (22) away from the return spring (23), the insertion rod (18) passes through the countersunk hole (19) and extends to the outside of the handle (13), and the countersunk hole (19) is provided on the outer surface of the handle (13).

4. The cable laying and lifting device for super high-rise electrical shaft according to claim 3 is characterized in that: The size of the insertion rod (18) matches the size of the first limiting groove (24), and a second limiting groove (25) is provided below the first limiting groove (24). The size of the second limiting groove (25) matches the size of the guide block (22), and the second limiting groove (25) is communicated with the receiving groove (27).

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