Electric power line stringing tightening mechanism

Abstract

The utility model provides an electric power line stringing tightening mechanism, which belongs to the technical field of electric power line stringing, and comprises a supporter, an adjusting assembly and a tightening assembly, the tightening assembly comprises a protection box arranged at the top of a fixing frame, two supporting plates are arranged at the top of the inner wall of the protection box, and one side of one supporting plate is rotatably connected with a rotating rod; a torque motor is arranged on one side of the other supporting plate, the outer wall of the torque motor is connected with the protection box in a penetrating mode, an output shaft of the torque motor penetrates through the supporting plates to be provided with a winding disc, one end of the winding disc is fixedly connected with the rotating rod, an inserting groove is formed in the middle of the winding disc, and an electric cylinder is embedded in the top of the inner wall of the winding disc; a telescopic rod is arranged in the electric cylinder, and a lower pressing plate is arranged at the bottom of the telescopic rod.

Description

Technical Field

[0001] The utility model belongs to the technical field of power line racks, and in particular relates to a power line racking tightening mechanism. Background Art

[0002] A power line rack refers to a line rack used to transmit electric energy between power plants, substations and power users. Power lines are an important part of the power supply system and are responsible for the transmission and distribution of electric energy. After searching, the application number "CN202222975314.6" discloses "a power line tightening mechanism", which records "a lifting mechanism is provided, and the lifting mechanism is operated by the second motor, so that the second rotating rod can drive the third gear to rotate, and the third gear cooperates with the fourth gear to drive the screw to rotate, so that the lifting rod drives the lifting plate to lift and lower, so as to adjust the height of the power line body. Compared with the traditional power line rack, it is convenient to adjust the height of the motor line." Using the lifting mechanism, the lifting mechanism is operated by the second motor, so that the second rotating rod can drive the third gear to rotate, and the third gear cooperates with the fourth gear to drive the screw to rotate, so that the lifting rod drives the lifting plate to lift and lower, which can indeed facilitate the adjustment of the height of the power line body. Compared with the traditional power line rack, it is convenient to adjust the height of the motor line, but there are still the following problems in actual use:

[0003] In actual use, when encountering special road sections, simply adjusting the height may not be able to maintain balance, it cannot withstand strong winds, and it cannot clamp the power lines more stably during use, causing them to slide easily.

[0004] Based on this, it is extremely practical to provide a device that can adjust the angle to resist severe weather such as strong winds and can clamp the power line more stably. Utility Model Content

[0005] The utility model aims to provide a power line stringing tightening mechanism, aiming to solve the above technical problems.

[0006] The embodiment of the utility model provides a power line stringing tightening mechanism, comprising a support, an adjustment component and a tightening component.

[0007] Wherein, a first electric telescopic rod is arranged inside the support;

[0008] The adjustment assembly includes a first hinge seat arranged at the top of the first electric telescopic rod, the first hinge seat is hinged with a connecting block at an internal hinge, a fixing frame is arranged at the top of the connecting block, and second hinge seats are arranged at both sides of the bottom of the fixing frame, and the second electric telescopic rods are hinged at the insides of the two second hinge seats, and the bottoms of the two second electric telescopic rods are each provided with a fixing plate, and the middle of the two fixing plates is fixedly connected to the supporter;

[0009] The tightening assembly includes a protection box arranged on the top of the fixed frame, and two support plates are arranged on the top of the inner wall of the protection box, one side of one of the support plates is rotatably connected with a rotating rod, and one side of the other support plate is arranged with a torque motor, the outer wall of the torque motor is interlaced and connected with the protection box, and the output shaft of the torque motor passes through the support plate and is provided with a winding disk, one end of the winding disk is fixedly connected with the rotating rod, a slot is opened in the middle of the winding disk, an electric cylinder is embedded in the top of the inner wall of the winding disk, a telescopic rod is arranged inside the electric cylinder, and a lower pressure plate is arranged at the bottom of the telescopic rod.

[0010] In an implementation manner of the utility model, a protection door is hinged at one end of the protection box, and a handle is provided at one end of the protection door.

[0011] In an implementation manner of the utility model, a rainproof frame is arranged on the top of the protection box, and one end of the rainproof frame is sealed and connected to a drainage pipe.

[0012] In an implementation manner of the utility model, two fixing blocks are arranged at one end of the support, limiting plates are arranged on both sides of the two fixing blocks, and screws are threadedly connected inside a plurality of the limiting plates.

[0013] In an implementation manner of the utility model, conveying openings are provided on both sides of the protection box, and a plurality of rotating bars are rotatably connected inside the two conveying openings.

[0014] In one implementation of the utility model, the protection box is cast from titanium alloy, and a PLC controller is provided on one side of the protection box.

[0015] In one implementation of the utility model, the first electric telescopic rod, the second electric telescopic rod, the torque motor and the electric cylinder are all electrically connected to a PLC controller, and the PLC controller is electrically connected to an external power supply.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1) The second electric telescopic rod is provided, so that when the user needs to adjust the height of the tightening assembly, the first electric telescopic rod and the second electric telescopic rod are opened through the PLC controller to make them run synchronously, and then the first electric telescopic rod and the second electric telescopic rod drive the tightening assembly to move upward for adjustment. When encountering a special road section where the tightening assembly needs to be balanced, the PLC controller can be used to control one of the second electric telescopic rods to rise and the other second electric telescopic rod to fall, thereby driving the second articulated seat to rotate, and then the second articulated seat drives the tightening assembly through the first articulated seat to adjust the angle. Once an uneven road surface is encountered, the balance can be maintained, thereby achieving a more stable grafting of the power line;

[0018] 2) The winding reel is provided to facilitate the user to pass the power cable through the conveying port and through the slot in the winding reel. At this time, the user opens the electric cylinder through the PLC controller, and the electric cylinder drives the telescopic rod to move downward, and then the lower pressure plate presses the power cable. When tightening is required, the user turns on the torque motor through the PLC controller, and the torque motor drives the winding reel to rotate. The winding reel will reel the wires passing through both sides of the slot in the middle of itself, and the torque motor has its own lock. When the wires are reeled to a certain extent, the user turns off the torque motor to keep it fixed, thereby achieving the purpose of fixing the power cable and quickly tightening it. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0020] Figure 1 It is a schematic diagram of the structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the structure of one end of the utility model;

[0022] Figure 3 This is a schematic diagram of the internal structure of the protection box of the utility model;

[0023] Figure 4 This is a schematic diagram of the expanded structure of the winding reel of the utility model.

[0024] In the figure: 100, support; 110, first electric telescopic rod; 200, adjustment assembly; 210, first hinge seat; 220, connecting block; 230, fixing frame; 240, second hinge seat; 250, second electric telescopic rod; 260, fixing plate; 300, tightening assembly; 310, protection box; 320, support plate; 330, rotating rod; 340, torque motor; 350, winding reel; 360, electric cylinder; 370, lower pressure plate; 400, protection door; 500, handle; 600, rainproof frame; 700, drain pipe; 800, fixing block; 900, limit plate; 1000, rotating strip. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. Obviously, the described implementation is a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Example

[0027] See also Figure 1 - Figure 4 , a power line cable tightening mechanism, including a support 100, an adjustment component 200 and a tightening component 300.

[0028] For details, please refer to Figure 1 A first electric telescopic rod 110 is disposed inside the support 100 .

[0029] See also Figure 2 The adjustment assembly 200 includes a first articulated seat 210 arranged at the top of the first electric telescopic rod 110, the internal hinge of the first articulated seat 210 is hinged with a connecting block 220, a fixing frame 230 is arranged on the top of the connecting block 220, and second articulated seats 240 are arranged on both sides of the bottom of the fixing frame 230, and the interiors of the two second articulated seats 240 are hinged with second electric telescopic rods 250, and the bottoms of the two second electric telescopic rods 250 are each provided with a fixing plate 260, and the middle of the two fixing plates 260 is fixedly connected to the supporter 100.

[0030] In a specific embodiment, the second electric telescopic rod 250 is provided, so that when the user needs to adjust the height of the tightening assembly 300, the first electric telescopic rod 110 and the second electric telescopic rod 250 are opened through the PLC controller to make them run synchronously, and then the first electric telescopic rod 110 and the second electric telescopic rod 250 drive the tightening assembly 300 to move upward for adjustment. When encountering a special road section where the tightening assembly 300 needs to be balanced, the PLC controller can be used to control one of the second electric telescopic rods 250 to rise and the other second electric telescopic rod 250 to fall, thereby driving the second articulated seat 240 to rotate, and then the second articulated seat 240 drives the tightening assembly 300 to adjust the angle through the first articulated seat 210, so that once an uneven road surface is encountered, the balance can be maintained, thereby achieving a more stable grafting of the power line.

[0031] See also Figure 3-Figure 4 The tightening assembly 300 includes a protection box 310 arranged on the top of the fixed frame 230, and two support plates 320 are arranged on the top of the inner wall of the protection box 310, one side of one of the support plates 320 is rotatably connected to the rotating rod 330, and one side of the other support plate 320 is provided with a torque motor 340, the outer wall of the torque motor 340 is connected with the protection box 310 through the insertion, and the output shaft of the torque motor 340 passes through the support plate 320 and is provided with a winding disk 350, one end of the winding disk 350 is fixedly connected with the rotating rod 330, a slot is opened in the middle of the winding disk 350, an electric cylinder 360 is embedded in the top of the inner wall of the winding disk 350, a telescopic rod is arranged inside the electric cylinder 360, and a lower pressure plate 370 is arranged at the bottom of the telescopic rod.

[0032] In a specific embodiment, a winding reel 350 is provided to facilitate the user to pass the power cable through the conveying port and through the slot in the winding reel 350. At this time, the user opens the electric cylinder 360 through the PLC controller, and the electric cylinder 360 drives the telescopic rod to move downward, and then the lower pressure plate 370 presses the power cable. When tightening is required, the user turns on the torque motor 340 through the PLC controller, and the torque motor 340 drives the winding reel 350 to rotate. The winding reel 350 will reel the wires passing through both sides of the slot in the middle of itself, and the torque motor 340 has a locking function. When the wires are reeled to a certain extent, the user turns off the torque motor 340 to keep it fixed, thereby achieving the purpose of fixing the power cable and quickly tightening it.

[0033] See also Figure 1 A protection door 400 is hinged at one end of the protection box 310 , and a handle 500 is provided at one end of the protection door 400 .

[0034] In a specific embodiment, a handle 500 is provided to facilitate a user to open the protection door 400 through the handle 500 and then quickly install cables, thereby avoiding the problem of troublesome cable installation during use.

[0035] See also Figure 1 A rainproof frame 600 is provided on the top of the protection box 310 , and one end of the rainproof frame 600 is sealed and connected to a drainage pipe 700 .

[0036] In a specific embodiment, by providing a rainproof frame 600, rainwater can preferentially enter the rainproof frame 600 when used on rainy days and be discharged through the drain pipe 700, thereby avoiding the problem of directly flushing the protection box 310 and causing rainwater to enter the interior of the protection box 310.

[0037] See also Figure 3 Two fixing blocks 800 are disposed at one end of the support 100 , and limiting plates 900 are disposed on both sides of the two fixing blocks 800 , and screws are threadedly connected inside the plurality of limiting plates 900 .

[0038] In a specific embodiment, the limiting plate 900 is provided to facilitate users to fix the limiting plate 900 and the fixing block 800 on other parts by screws for use, thereby further improving the stability thereof.

[0039] See also Figure 1 Conveying openings are provided on both sides of the protection box 310, and a plurality of rotating bars 1000 are rotatably connected inside the two conveying openings.

[0040] In a specific embodiment, the rotating bar 1000 is provided to facilitate the cable to be rotated when being wound, thereby reducing friction and avoiding the problem of cable damage caused by long-term friction.

[0041] See also Figure 3 The protection box 310 is made of titanium alloy, and a PLC controller is provided on one side of the protection box 310 .

[0042] In a specific embodiment, by providing a titanium alloy, the protection box 310 can be more lightweight when used, thereby avoiding the problem that the protection box 310 is heavy and difficult to support when used.

[0043] See also Figure 1-Figure 4 The first electric telescopic rod 110, the second electric telescopic rod 250, the torque motor 340 and the electric cylinder 360 are all electrically connected to the PLC controller, and the PLC controller is electrically connected to the external power supply.

[0044] In a specific embodiment, a PLC controller is provided to facilitate power-on control of electrical equipment, so that the electrical equipment can be powered on when it needs electricity, avoiding the situation where it cannot be powered on when it needs electricity.

[0045] When in use, the user first fixes the limit plate 900 and the fixing block 800 on other parts by screws, thereby further improving the operational stability. Then, when the user needs to adjust the height of the tightening assembly 300, the user opens the first electric telescopic rod 110 and the second electric telescopic rod 250 through the PLC controller to make them run synchronously, and then the first electric telescopic rod 110 and the second electric telescopic rod 250 drive the tightening assembly 300 to move upward for adjustment. When encountering a special road section where the tightening assembly 300 needs to be balanced, the PLC controller can be used to control one of the second electric telescopic rods 250 to rise and the other second electric telescopic rod 250 to fall, thereby driving the second articulated seat 240 to rotate, and then the second articulated seat 240 drives the tightening assembly through the first articulated seat 210. 300 for angle adjustment, one or two encounters uneven road surface can keep balance, so as to realize more stable grafting of power line, then the user passes the power cable through the conveying port and through the slot in the take-up drum 350, at this time the user turns on the electric cylinder 360 through the PLC controller, the electric cylinder 360 drives the telescopic rod to move downward, and then the lower pressure plate 370 presses the power cable, when it needs to be tightened, the user turns on the torque motor 340 through the PLC controller, the torque motor 340 drives the take-up drum 350 to rotate, the take-up drum 350 will reel the wires passing through both sides of the slot in the middle of itself, and the torque motor 340 has a locking function, and finally the user turns off the torque motor 340 after reeling to a certain extent to keep it fixed, so as to realize the fixation of the power cable and fast tightening.

[0046] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A power line tightening mechanism, characterized in that: include: A support (100), wherein a first electric telescopic rod (110) is arranged inside the support (100); An adjustment component (200), the adjustment component (200) comprising a first hinge seat (210) arranged at the top of a first electric telescopic rod (110), the first hinge seat (210) being hingedly connected to a connecting block (220) through an internal hinge, a fixing frame (230) being arranged at the top of the connecting block (220), second hinge seats (240) being arranged at both sides of the bottom of the fixing frame (230), the insides of the two second hinge seats (240) being hingedly connected to a second electric telescopic rod (250), the bottoms of the two second electric telescopic rods (250) being hingedly connected to a fixing plate (260), and the middle of the two fixing plates (260) being fixedly connected to the support (100); A tightening assembly (300), the tightening assembly (300) comprises a protection box (310) arranged on the top of a fixing frame (230), two support plates (320) are arranged on the top of the inner wall of the protection box (310), one side of one of the support plates (320) is rotatably connected to a rotating rod (330), and one side of the other support plate (320) is arranged with a torque motor (340), the outer wall of the torque motor (340) is connected with the protection box (310) through an interlaced connection, the output shaft of the torque motor (340) passes through the support plate (320) and is provided with a winding disk (350), one end of the winding disk (350) is fixedly connected to the rotating rod (330), a slot is opened in the middle of the winding disk (350), an electric cylinder (360) is embedded in the top of the inner wall of the winding disk (350), a telescopic rod is arranged inside the electric cylinder (360), and a lower pressure plate (370) is arranged at the bottom of the telescopic rod.

2. A power line tightening mechanism according to claim 1, characterized in that: A protection door (400) is hinged at one end of the protection box (310), and a handle (500) is provided at one end of the protection door (400).

3. A power line tightening mechanism according to claim 2, characterized in that: A rainproof frame (600) is provided on the top of the protection box (310), and one end of the rainproof frame (600) is sealed and connected to a drainage pipe (700).

4. The power line tightening mechanism according to claim 1, characterized in that: Two fixing blocks (800) are arranged at one end of the support (100), and limiting plates (900) are arranged on both sides of the two fixing blocks (800), and screws are threadedly connected inside a plurality of the limiting plates (900).

5. The power line tightening mechanism according to claim 3, characterized in that: Both sides of the protection box (310) are provided with conveying openings, and a plurality of rotating bars (1000) are rotatably connected inside the two conveying openings.

6. A power line tightening mechanism according to claim 5, characterized in that: The protection box (310) is cast from a titanium alloy, and a PLC controller is provided on one side of the protection box (310).

7. The power line tightening mechanism according to claim 1, characterized in that: The first electric telescopic rod (110), the second electric telescopic rod (250), the torque motor (340) and the electric cylinder (360) are all electrically connected to a PLC controller, and the PLC controller is electrically connected to an external power supply.

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