Power construction pay-off device

Abstract

The utility model relates to the technical field of electric power construction, in particular to an electric power construction pay-off device which comprises two symmetrical bottom rods, and a supporting plate is fixed between the two bottom rods. A mounting disc is coaxially fixed on the rotating shaft, two strip-shaped grooves are formed in the mounting disc, guide rods are fixed in the strip-shaped grooves, and springs are arranged on the guide rods in a sleeving manner; sliding blocks are installed in the strip-shaped grooves in a sliding mode, the springs abut against the sliding blocks, sliding holes connected with the guide rods in a sliding mode are formed in the sliding blocks, and limiting rods are fixed to the sliding blocks and penetrate through the installation disc. Through the arrangement of the bottom rod, the shell and the steering wheel, the pay-off reel is installed on the rotating shaft, and effective connection and fixation of the pay-off reel and the rotating shaft can be achieved under the insertion matching of the limiting rod and the limiting hole; when the pay-off reel needs to be replaced, the limiting rod is directly pushed away from the limiting hole; according to the design, the pay-off reel can be replaced conveniently, the replacement efficiency is improved, and then the efficiency of power construction operation is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of electric power construction, in particular to an electric power construction line-laying device. Background Art

[0002] The cable unwinder, also known as the cable winder or cable winding machine, is mainly used for cable winding and unwinding. In power construction, the cable winder plays a vital role. Power construction involves a lot of cable laying and management work, and the cable winder, as a professional cable winding equipment, can greatly improve the efficiency and accuracy of cable laying.

[0003] The invention patent with publication number CN111115368A discloses a cable unwinding device, which includes a winding assembly and a cable arrangement assembly; the winding assembly is composed of a first frame, a winding drum and a first motor, the first frame is composed of a front frame body, a rear frame body and a rotating shaft, the front frame body and the rear frame body are connected to form an integral first frame through a rotating shaft, the winding drum is fixedly sleeved on the rotating shaft, the first motor is connected to the rotating shaft, the rotating shaft drives the winding drum to rotate relative to the first frame, and the cable is transported toward the cable arrangement assembly; the cable arrangement assembly is composed of a first frame, ... rear frame body and a rotating shaft, the front frame body and the rear frame body are connected to form an integral first frame, the winding drum is fixedly sleeved on the rotating shaft, the first motor is connected to the rotating shaft, the rotating shaft drives the winding drum to rotate relative to the first frame, and the cable is transported toward the cable arrangement assembly; the cable arrangement assembly is composed of a first frame, a rear frame body and a rotating shaft, the front frame body and the rear frame body are connected to the rotating shaft, the front frame body and the rear frame body are connected to the rotating shaft, the front frame body and the rear frame body are connected to the rotating shaft, the front frame body and the rear frame body are connected to the rotating shaft, the front frame body and the rear frame body are connected to the rotating shaft, the front frame body and the rear frame body are connected to the rotating shaft, the front frame body and the rear frame body are connected to the rotating shaft, the front frame body and the rear frame body are connected to the rotating shaft, the front frame body and the rear frame body are connected to the rotating shaft, the front frame body and the rear frame body are connected to the rotating shaft The assembly is composed of a second frame, a reciprocating screw, a tension bracket and a second motor. The second frame is composed of a slot structure consisting of two side plates and a bottom plate. The reciprocating screw is rotatably arranged in the slot of the second frame and is connected to the first motor through the side plate on one side of the second frame. The tension bracket is mounted on the reciprocating screw. The tension bracket is provided with a tension wheel and a wire pressing wheel. The tension wheel and the wire pressing wheel together form a cable arrangement channel for the cable to pass through. The second motor is connected to the tension wheel, and the tension wheel drives the cable in the cable arrangement channel to unwind the cable away from the winding drum. The first motor drives the winding drum to convey the cable toward the direction of the cable arrangement assembly, and the second motor drives the tension wheel to drive the cable to unwind the cable away from the winding drum, completing the unwinding action of the entire set of cables. The invention can effectively reduce the resistance and friction of the cable, improve the unwinding efficiency, and protect the cable.

[0004] Although the cable unwinding device improves work efficiency, the device still has the following problems in actual use: the winding drum of the device is fixedly mounted on the rotating shaft, and the first motor is transmission-connected to the rotating shaft, and the fixing method makes it very inconvenient to disassemble and assemble the winding drum. Moreover, in the process of power construction, multiple rolls of cable are often required, so the problem of replacing cable rolls is faced, and the inconvenient disassembly and assembly seriously affects the efficiency of power construction operations. In view of this, we propose a power construction unwinding device. Utility Model Content

[0005] The purpose of the utility model is to provide a power construction line release device to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] The electric power construction line-release device comprises two symmetrical bottom bars, and a support plate is fixed between the two bottom bars;

[0008] A hollow shell is installed on the top of the support plate, and a rotating shaft is rotatably installed on both side walls of the shell; the end of the rotating shaft is inserted into the shell and connected to a worm wheel by a coaxial key, and a worm is meshed below the worm wheel; a mounting plate is coaxially fixed on the rotating shaft, and two strip grooves are provided on the mounting plate, and guide rods are fixed in the strip grooves, and springs are sleeved on the guide rods; a slider is slidably installed in the strip groove, and the spring presses against the slider, and a sliding hole is provided on the slider to be slidably connected to the guide rod, and a limit rod is fixed on the slider, and the limit rod passes through the mounting plate;

[0009] A detachable pay-off drum is installed at the rotating shaft, and a through hole is provided on the pay-off drum, through which the rotating shaft passes. A fixing ring is coaxially fixed on two opposite end faces of the two pay-off drums, and two limit holes are provided on the fixing ring. The mounting disk is inserted into the opening of the fixing ring, and the limit rod is plugged into the corresponding limit hole.

[0010] As a preferred technical solution of the utility model, two positioning bars are installed on the outer wall of the rotating shaft near the end, and two positioning grooves are provided on the inner wall of the perforation, and the positioning bars are slidably connected with the positioning grooves.

[0011] As a preferred technical solution of the utility model, one end of the worm is extended to the outside, and a hand wheel is coaxially keyed to the end of the worm.

[0012] As a preferred technical solution of the utility model, a shifting hole is provided on the sliding block, and the shifting hole is circular.

[0013] As a preferred technical solution of the utility model, two support rods are fixed to the bottom of the bottom rod, and universal wheels are installed at the bottom ends of the support rods.

[0014] As a preferred technical solution of the present invention, the support plate is fixedly connected to the shell by bolts, and the shell is a product made of aluminum alloy.

[0015] As a preferred technical solution of the utility model, a fixing frame is fixed to the top of the bottom rod located at the rear side, and two rollers for guiding cables are rotatably mounted at the opening of the fixing frame.

[0016] As a preferred technical solution of the present invention, the cross-sectional shape of the fixing frame is U-shaped, and the fixing frame is fixedly connected to the bottom rod by bolts.

[0017] Compared with the prior art, the utility model has the following beneficial effects:

[0018] Through the provision of the bottom rod, shell and steering wheel: the pay-off reel is installed on the rotating shaft, and the effective connection and fixation of the pay-off reel and the rotating shaft can be achieved through the plug-in cooperation of the limit rod and the limit hole; when the pay-off reel needs to be replaced, the limit rod can be directly pushed away from the limit hole; this design facilitates the replacement of the pay-off reel, improves the replacement efficiency, and thus improves the efficiency of the power construction operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 It is a partial structural schematic diagram of the utility model;

[0021] Figure 3 It is a structural schematic diagram of the rotating shaft of the utility model;

[0022] Figure 4 It is a schematic diagram of the exploded structure of the mounting plate in the utility model;

[0023] Figure 5 It is a structural schematic diagram of the pay-off reel in the utility model.

[0024] In the figure:

[0025] 1. Bottom rod; 10. Support rod; 11. Universal wheel; 12. Fixed frame; 13. Roller body;

[0026] 2. Housing; 20. Rotating shaft; 201. Positioning strip; 21. Worm gear; 22. Worm; 23. Hand wheel; 24. Mounting plate; 240. Strip groove; 25. Guide rod; 26. Spring; 27. Sliding block; 270. Sliding hole; 28. Limiting rod;

[0027] 3. Pay-off drum; 30. Fixing ring; 301. Limiting hole; 31. Perforation; 310. Positioning groove. DETAILED DESCRIPTION

[0028] 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.

[0029] This embodiment provides a technical solution:

[0030] See also Figure 1-Figure 5As shown, the electric power construction line release comprises two symmetrical bottom bars 1, between which a support plate is fixed; a hollow shell 2 is installed on the top of the support plate, and a rotating shaft 20 is rotatably installed on both side walls of the shell 2; the end of the rotating shaft 20 is inserted into the shell 2 and coaxially keyed to be connected with a worm gear 21, and a worm 22 is meshed below the worm gear 21; a mounting plate 24 is coaxially fixed on the rotating shaft 20, and two strip grooves 240 are provided on the mounting plate 24, and guide rods 25 are fixed in the strip grooves 240, and springs 26 are sleeved on the guide rods 25; a slider 2 is slidably installed in the strip grooves 240 7, and the spring 26 presses against the slider 27, the slider 27 is provided with a sliding hole 270 slidably connected to the guide rod 25, the slider 27 is fixed with a limit rod 28, and the limit rod 28 passes through the mounting disk 24; a detachable pay-off drum 3 is installed at the rotating shaft 20, the pay-off drum 3 is provided with a through hole 31, the rotating shaft 20 passes through the through hole 31, and two opposite end surfaces of the two pay-off drums 3 are coaxially fixed with a fixing ring 30, and the fixing ring 30 is provided with two limit holes 301, the mounting disk 24 is inserted into the opening of the fixing ring 30, and the limit rod 28 is plugged into the corresponding limit hole 301.

[0031] In this embodiment, two positioning bars 201 are installed near the end of the outer wall of the rotating shaft 20, and two positioning grooves 310 are provided on the inner wall of the through hole 31, and the positioning bars 201 are slidably connected with the positioning grooves 310. The positioning bars 201 and the positioning grooves 310 are arranged between the rotating shaft 20 and the wire pay-off drum 3 to play a positioning role, thereby improving the installation reliability of the wire pay-off drum 3.

[0032] In this embodiment, one end of the worm 22 is extended to the outside, and a hand wheel 23 is coaxially keyed to the end of the worm 22. The worm 22 can be easily rotated by the hand wheel 23, thereby improving the convenience of operation.

[0033] In this embodiment, a shifting hole is provided on the slider 27, and the shifting hole is circular. The shifting hole facilitates the slider 27 to move horizontally, thereby improving the convenience of operation.

[0034] In this embodiment, two support rods 10 are fixed to the bottom of the bottom bar 1, and universal wheels 11 are installed at the bottom ends of the support rods 10. The arrangement of the universal wheels 11 facilitates the movement of the device and improves the portability of the device.

[0035] In this embodiment, the support plate is fixedly connected to the housing 2 by bolts, and the housing 2 is made of aluminum alloy. The bolt fixing method ensures the connection reliability and stability between the support plate and the housing 2, and the aluminum alloy material has the advantages of light weight and high structural strength.

[0036] In this embodiment, a fixing frame 12 is fixed to the top of the bottom rod 1 at the rear side, and two rollers 13 for guiding cables are rotatably mounted at the opening of the fixing frame 12. The setting of the rollers 13 plays a guiding role in the retraction and release of the cables.

[0037] In this embodiment, the cross-section of the fixing frame 12 is U-shaped, and the fixing frame 12 is fixedly connected to the bottom rod 1 by bolts. The U-shaped design ensures the supporting effect of the fixing frame 12 on the roller body 13, and facilitates the guiding of the cable.

[0038] It should be added that the size of the fixing ring 30 in this embodiment is compatible with the size of the mounting disk 24 . This design facilitates a stable connection between the fixing ring 30 and the mounting disk 24 , thereby ensuring the reliability of the connection between the pay-off disk 3 and the rotating shaft 20 .

[0039] When the pay-off reel 3 needs to be disassembled, the user will first push the slider 27 from the upper and lower sides toward the middle, the slider 27 drives the limiting rod 28 to disengage from the limiting hole 301, the guide rod 25 slides along the sliding hole 270, the spring 26 is compressed by the slider 27, and then the user pushes the pay-off reel 3 to one side, the mounting plate 24 is disengaged from the fixing ring 30, and when the pay-off reel 3 is disengaged from the rotating shaft 20, the pay-off reel 3 is disassembled.

[0040] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A power construction line release device, comprising two symmetrical bottom rods (1), characterized in that: A support plate is fixed between the two bottom bars (1); A hollow shell (2) is installed on the top of the support plate, and a rotating shaft (20) is rotatably installed on both side walls of the shell (2); the end of the rotating shaft (20) is inserted into the shell (2) and is coaxially keyed to be connected with a worm wheel (21), and a worm (22) is meshed below the worm wheel (21); a mounting plate (24) is coaxially fixed on the rotating shaft (20), and two strip grooves (240) are provided on the mounting plate (24), and guide rods (25) are fixed in the strip grooves (240), and springs (26) are sleeved on the guide rods (25); a slider (27) is slidably installed in the strip groove (240), and the spring (26) presses against the slider (27), and a sliding hole (270) is provided on the slider (27) that is slidably connected with the guide rod (25), and a limit rod (28) is fixed on the slider (27), and the limit rod (28) passes through the mounting plate (24); A detachable wire-paying drum (3) is installed at the rotating shaft (20), a through hole (31) is provided on the wire-paying drum (3), the rotating shaft (20) passes through the through hole (31), two opposite end faces of the two wire-paying drums (3) are coaxially fixed with a fixing ring (30), two limiting holes (301) are provided on the fixing ring (30), the mounting disk (24) is inserted into the opening of the fixing ring (30), and the limiting rod (28) is plugged into and matched with the corresponding limiting hole (301).

2. The electric power construction line release device according to claim 1, characterized in that: Two positioning bars (201) are installed near the end of the outer wall of the rotating shaft (20), and two positioning grooves (310) are opened on the inner wall of the through hole (31), and the positioning bars (201) are slidably connected to the positioning grooves (310).

3. The electric power construction line release device according to claim 1, characterized in that: One end of the worm (22) extends out to the outside, and a hand wheel (23) is coaxially keyed at the end of the worm (22).

4. The electric power construction line release device according to claim 1, characterized in that: The slider (27) is provided with a shifting hole, and the shifting hole is circular.

5. The electric power construction line release device according to claim 1, characterized in that: Two support rods (10) are fixed at the bottom of the bottom rod (1), and universal wheels (11) are installed at the bottom ends of the support rods (10).

6. The electric power construction line release device according to claim 1, characterized in that: The support plate is fixedly connected to the housing (2) by means of bolts, and the housing (2) is a finished product made of aluminum alloy.

7. The electric power construction line release device according to claim 1, characterized in that: A fixing frame (12) is fixed to the top of the bottom rod (1) located at the rear side, and two roller bodies (13) for guiding cables are rotatably mounted at the opening of the fixing frame (12).

8. The electric power construction line release device according to claim 7, characterized in that: The cross-sectional shape of the fixing frame (12) is U-shaped, and the fixing frame (12) is fixedly connected to the bottom rod (1) via bolts.

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