Pay-off device for power maintenance

Abstract

The utility model discloses a pay-off device for electric power maintenance, which comprises a bottom plate, two sides of the top of the bottom plate are fixedly connected with support frames, a wire coil is arranged between the two support frames, a slidable lifting seat is arranged in an inner cavity of each support frame, a support roller is arranged on one side of the wire coil in a penetrating manner, and the support rollers are fixedly connected with the bottom plate. And protective shells are fixedly connected to the two sides of the top of the bottom plate correspondingly, jacking assemblies are arranged in inner cavities of the protective shells, each jacking assembly comprises a threaded lifting rod rotationally connected to the top of the bottom plate through a bearing, and the top end of each threaded lifting rod penetrates into an inner cavity of the corresponding lifting seat. The supporting frame and the supporting roller are used in cooperation to support the wire coil, the protective shell and the jacking assembly are used in cooperation to support and jack up the wire coil, and finally the driving assembly is used in cooperation to drive the wire coil to rotate, so that a cable is slowly released, and the safety of the cable is improved. Therefore, the purposes of convenient jacking and labor-saving and convenient paying-off can be achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of power maintenance, and particularly relates to a wire releasing device for power maintenance. Background Art

[0002] Power maintenance refers to a series of work such as inspecting, maintaining, troubleshooting and repairing equipment, lines, facilities, etc. in the power system. The power system includes multiple links such as power generation, power transmission, power transformation, power distribution and power consumption. Equipment such as transformers, switch cabinets, utility poles, wire and cable, electric meters, etc. may be damaged, aged, malfunctioned or have performance degradation due to various reasons during operation.

[0003] The purpose of power maintenance is to ensure the normal operation of the power system, guarantee the stable supply of power, prevent the occurrence of power accidents, improve the service life and operation efficiency of power equipment. In power maintenance work, the laying and releasing of cables lack effective support and adjustment mechanisms. For heavier cable reels, it is inconvenient for users to lift them, and some cables are thicker, which is laborious during the cable releasing process or causes the cables to be subjected to strong tensile forces. Therefore, a wire releasing device for power maintenance is needed, which uses a threaded lifting method to lift the cable reel, and at the same time cooperates with a driving structure to slowly drive the cable reel to rotate, thereby reducing the strong tensile force on the cables during the cable releasing process. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a wire releasing device for power maintenance, which uses a threaded lifting method to lift the cable reel, and at the same time cooperates with a driving structure to slowly drive the cable reel to rotate, thereby reducing the strong tensile force on the cables during the cable releasing process to solve the above technical problems.

[0005] The technical solution of the utility model to solve the above technical problems is as follows: A wire releasing device for power maintenance, including a bottom plate: Both sides of the top of the bottom plate are fixedly connected with support frames. A cable reel is arranged between the two support frames. A slidable lifting seat is arranged in the inner cavity of the support frame. A support roller penetrates through one side of the cable reel. Both sides of the top of the bottom plate are fixedly connected with protective shells. A jacking assembly is arranged in the inner cavity of the protective shell. The jacking assembly includes a threaded lifting rod rotatably connected to the top of the bottom plate through a bearing. The top of the threaded lifting rod penetrates into the inner cavity of the lifting seat. A threaded pipe is fixedly connected to the bottom of the lifting seat. The threaded pipe is threadedly connected to the surface of the threaded lifting rod. A force-bearing bevel gear is fixedly connected to the bottom of the surface of the threaded lifting rod. A rotatable driving rod penetrates through one side of the protective shell. One end of the driving rod penetrates into the inner cavity of the protective shell and is fixedly connected with a driving bevel gear. The force-bearing bevel gear and the driving bevel gear are meshed with each other. A driving assembly is arranged on the front side of the top of the bottom plate.

[0006] Preferably, the driving assembly includes a moving seat, a friction roller is rotatably connected to the inner cavity of the moving seat, a DC motor is fixedly installed on the right side of the top of the moving seat, and the output shaft of the DC motor is fixedly connected to the right side of the friction roller.

[0007] Preferably, a fixed frame is fixedly connected to the front side of the top of the bottom plate, a threaded propelling rod is rotatably connected to the rear side of the inner cavity of the fixed frame through a bearing, and the moving seat is threadedly connected to the surface of the threaded propelling rod.

[0008] Preferably, both ends of the support roller penetrate into the inner cavity of the lifting seat, and the wire reel is in rolling contact with the surface of the support roller.

[0009] Preferably, one end of the driving rod away from the driving bevel gear is fixedly connected to a first hand wheel, and the front end of the threaded propelling rod penetrates to the front side of the fixed frame and is fixedly connected to a second hand wheel.

[0010] Preferably, limiting sliding grooves are formed on both sides of the bottom of the moving seat, and the limiting sliding grooves are slidably connected to the surface of the fixed frame.

[0011] 1. The beneficial effects of the present invention are as follows: through the cooperation of the support frame and the support roller, the wire reel is supported. Under the cooperation of the protective shell and the jacking assembly, the wire reel is supported and lifted. Finally, through the cooperation of the driving assembly, the wire reel is driven to rotate, so as to slowly release the cable, and the purpose of being convenient to lift and labor-saving and convenient for wire releasing can be achieved.

[0012] 2. Through the setting of the driving assembly of the present invention, in the cooperation of the fixed frame and the threaded propelling rod, the use position of the moving seat is advanced, so that the surface of the friction roller is in contact with the surface of the wire reel. Subsequently, through the cooperation of the DC motor and the friction roller, the wire reel is driven to rotate, so that the cable can be slowly released, thus facilitating the user to tow the cable to a designated position.

[0013] 3. Through the cooperation of the fixed frame and the limiting sliding groove of the present invention, the moving seat is limited and guided, thereby improving the stability of the moving seat during the sliding process. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Among them:

[0015] Figure 1 is a three-dimensional schematic diagram of an embodiment of the present invention;

[0016] Figure 2 is a three-dimensional schematic diagram of the bottom plate, the support frame, the jacking assembly and the driving assembly of an embodiment of the present invention;

[0017] Figure 3 is an embodiment of the present inventionFigure 2 Partial enlarged view of point A;

[0018] Figure 4 Stereoscopic explosion diagram of a driving component according to an embodiment of the present invention.

[0019] In the attached drawings, the components represented by each reference numeral are listed as follows:

[0020] 1. Base plate, 2. Support frame, 3. Wire reel, 4. Lifting seat, 5. Support roller, 6. Protective shell, 7. Jacking component, 71. Threaded lifting rod, 72. Threaded tube, 73. Force-bearing bevel gear, 74. Driving rod, 75. Driving bevel gear, 8. Driving component, 81. Moving seat, 82. Friction roller, 83. DC motor, 84. Fixed frame, 85. Threaded propulsion rod, 86. Limit sliding groove. Specific implementation manner

[0021] Hereinafter, embodiments of the wire laying device for power maintenance of the present invention will be described with reference to the attached drawings.

[0022] Figures 1-4The utility model shows an embodiment of a power maintenance wire-laying device, comprising a base plate 1: support frames 2 are fixedly connected to both sides of the top of the base plate 1, a wire drum 3 is arranged between the two support frames 2, a slidable lifting seat 4 is arranged in the inner cavity of the support frame 2, a support roller 5 is penetrated through one side of the wire drum 3, both ends of the support roller 5 penetrate into the inner cavity of the lifting seat 4, the wire drum 3 rolls on the surface of the support roller 5, a protective shell 6 is fixedly connected to both sides of the top of the base plate 1, a lifting assembly 7 is arranged in the inner cavity of the protective shell 6, and the lifting assembly 7 includes a threaded lifting rod 71 rotatably connected to the top of the base plate 1 through a bearing, and the threaded lifting rod The top of 71 penetrates into the inner cavity of the lifting seat 4, and the bottom of the lifting seat 4 is fixedly connected with a threaded tube 72, and the threaded tube 72 is threadedly connected to the surface of the threaded lifting rod 71, and the bottom of the surface of the threaded lifting rod 71 is fixedly connected with a force-bearing bevel gear 73. A rotatable driving rod 74 is penetrated on one side of the protective shell 6, and one end of the driving rod 74 penetrates into the inner cavity of the protective shell 6 and is fixedly connected with a driving bevel gear 75. The force-bearing bevel gear 73 and the driving bevel gear 75 are meshed. A driving assembly 8 is arranged on the front side of the top of the bottom plate 1. The driving assembly 8 includes a moving seat 81, and the inner cavity of the moving seat 81 is rotatably connected with a friction roller 82. A DC motor 83 is fixedly installed on the right side of the top of the seat 81, and the output shaft of the DC motor 83 is fixedly connected to the right side of the friction roller 82. A fixed frame 84 is fixedly connected to the front side of the top of the bottom plate 1. A threaded propulsion rod 85 is rotatably connected to the rear side of the inner cavity of the fixed frame 84 through a bearing. The movable seat 81 is threadedly connected to the surface of the threaded propulsion rod 85. The end of the driving rod 74 away from the driving bevel gear 75 is fixedly connected to the first hand wheel. The front end of the threaded propulsion rod 85 passes through the front side of the fixed frame 84 and is fixedly connected to the second hand wheel. Through the setting of the driving component 8, the cooperation between the fixed frame 84 and the threaded propulsion rod 85 In use, the use position of the movable seat 81 is pushed so that the surface of the friction roller 82 contacts the surface of the wire drum 3, and then the DC motor 83 and the friction roller 82 are used in coordination to drive the wire drum 3 to rotate, so that the cable can be slowly released, thereby facilitating the user to pull the cable to the specified position. Limiting grooves 86 are provided on both sides of the bottom of the movable seat 81, and the limiting grooves 86 are slidably connected to the surface of the fixed frame 84. Through the coordinated use of the fixed frame 84 and the limiting grooves 86, the movable seat 81 is limited and guided, thereby improving the stability of the movable seat 81 during the sliding process.

[0023] Working principle: When the utility model is in use, the user pushes the wire reel 3 to the top of the bottom plate 1, so that the center point in the inner cavity of the lifting seat 4 and the center point of the wire reel 3 are on the same axis. Then the user passes the support roller 5 through one side of the lifting seat 4 and out of the inner cavity of another lifting seat 4 through the wire reel 3. Then the user shakes the driving rod 74. During the rotation of the driving rod 74, the driving bevel gear 75 is driven to rotate. Since the force-receiving bevel gear 73 and the driving bevel gear 75 are in a meshing state, the driving bevel gear 75 drives the threaded lifting rod 71 to rotate during the rotation process. During the rotation of the threaded lifting rod 71, the threaded tube 72 is pushed upward through the thread on its surface, so that the threaded tube 72 drives the lifting seat 4 to rise in the inner cavity of the support frame 2, and further the support roller 5 and the wire reel 3 are lifted. At this time, the bottom of the wire reel 3 is separated from the top of the bottom plate 1. Then the user rotates the threaded push rod 85. During the rotation of the threaded push rod 85, the moving seat 81 is pushed backward, so that the DC motor 83 and the friction roller 82 move backward until the surface of the friction roller 82 contacts the surface of the wire reel 3. Then the user pulls out one end of the cable for a certain distance and turns on the DC motor 83. During the rotation of the DC motor 83, the friction roller 82 is driven to rotate. During the rotation of the friction roller 82, due to the frictional force between the friction roller 82 and the wire reel 3, the wire reel 3 rotates slowly, and then the cable can be slowly released.

[0024] To sum up: The wire releasing device for power maintenance supports the wire reel 3 through the combined use of the support frame 2 and the support roller 5. Under the combined use of the protective shell 6 and the jacking assembly 7, the wire reel 3 is supported and jacked up. Finally, through the combined use of the driving assembly 8, the wire reel 3 is driven to rotate, so as to slowly release the cable, and the purpose of being convenient to jack up and labor-saving and convenient for wire releasing can be achieved.

Claims

1. A wire-laying device for power maintenance, characterized in that: The invention comprises a bottom plate (1), wherein both sides of the top of the bottom plate (1) are fixedly connected to support frames (2), a wire drum (3) is arranged between the two support frames (2), the inner cavity of the support frame (2) is provided with a slidable lifting seat (4), one side of the wire drum (3) is penetrated by a supporting roller (5), both sides of the top of the bottom plate (1) are fixedly connected to a protective shell (6), the inner cavity of the protective shell (6) is provided with a lifting assembly (7), the lifting assembly (7) comprises a threaded lifting rod (71) rotatably connected to the top of the bottom plate (1) through a bearing, the top end of the threaded lifting rod (71) penetrates to the lifting roller (5), and the lifting assembly (7) is provided with a lifting assembly (7) and ... The inner cavity of the seat (4), the bottom of the lifting seat (4) is fixedly connected with a threaded tube (72), the threaded tube (72) is threadedly connected to the surface of the threaded lifting rod (71), the bottom of the surface of the threaded lifting rod (71) is fixedly connected with a force-bearing bevel gear (73), one side of the protective shell (6) is penetrated by a rotatable driving rod (74), one end of the driving rod (74) penetrates into the inner cavity of the protective shell (6) and is fixedly connected with a driving bevel gear (75), the force-bearing bevel gear (73) and the driving bevel gear (75) are meshed, and a driving assembly (8) is arranged on the front side of the top of the base plate (1).

2. A wire-laying device for electric power maintenance according to claim 1, characterized in that: The driving assembly (8) comprises a movable seat (81), the inner cavity of the movable seat (81) is rotatably connected to a friction roller (82), a DC motor (83) is fixedly mounted on the right side of the top of the movable seat (81), and the output shaft of the DC motor (83) is fixedly connected to the right side of the friction roller (82).

3. A wire-laying device for electric power maintenance according to claim 2, characterized in that: The front side of the top of the bottom plate (1) is fixedly connected to a fixed frame (84), the rear side of the inner cavity of the fixed frame (84) is rotatably connected to a threaded propulsion rod (85) via a bearing, and the movable seat (81) is threadedly connected to the surface of the threaded propulsion rod (85).

4. A wire-laying device for electric power maintenance according to claim 3, characterized in that: Both ends of the support roller (5) penetrate into the inner cavity of the lifting seat (4), and the wire drum (3) rolls in contact with the surface of the support roller (5).

5. The electric power maintenance wire-laying device according to claim 4, characterized in that: One end of the driving rod (74) away from the driving bevel gear (75) is fixedly connected to a first hand wheel, and the front end of the threaded propulsion rod (85) penetrates to the front side of the fixed frame (84) and is fixedly connected to a second hand wheel.

6. The wire-laying device for electric power maintenance according to claim 5, characterized in that: Both sides of the bottom of the movable seat (81) are provided with limiting sliding grooves (86), and the limiting sliding grooves (86) are slidably connected to the surface of the fixed frame (84).

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