Power transmission line ground wire deicing device

Abstract

The invention provides a power transmission line ground wire deicing device which comprises a ground wire walking mechanism used for walking on a ground wire, a side plate is arranged on one side of the ground wire walking mechanism, a hanging plate perpendicular to the side plate is arranged at the bottom of the side plate, an anti-falling catch wheel mechanism is arranged on the hanging plate, and the anti-falling catch wheel mechanism is provided with a lifting frame arranged above the hanging plate. Two lower catch wheels corresponding to a ground wire are rotatably arranged at the top of the lifting frame, the lifting frame is vertically and slidably connected with the hanging plate, a lead screw in threaded transmission connection with the hanging plate is rotatably arranged in the middle of the bottom of the lifting frame, and a lifting driving motor for driving the lead screw to rotate is arranged at the top of the lifting frame; according to the power transmission line ground wire deicing device, the power transmission line ground wire deicing device is portable in design, can be pulled and lifted through the unmanned aerial vehicle, is hung on the ground wire through the ground wire walking mechanism and moves along the ground wire, and ice on the ground wire is removed through the beating deicing mechanism located at the front end of the device, so that the labor cost is reduced, and the deicing efficiency is improved.

Description

Technical Field

[0001] The invention belongs to the technical field of power transmission line maintenance equipment, and in particular relates to a ground wire deicing device for a power transmission line. Background Art

[0002] Icing control of overhead transmission lines is one of the important contents of the "six preventions" of transmission lines, and is also a difficult operation and maintenance problem that the power transmission profession focuses on. In many areas of my country, freezing rain and icing cause excessive loads on towers, leading to accidents such as tower collapse, line breakage, and flashover, which seriously affect the safe operation of transmission lines. Therefore, how to quickly and efficiently remove the hidden dangers of icing on conductors and ground wires is the key to dealing with icing disasters on transmission lines.

[0003] At present, the industry's ground wire de-icing devices are mainly divided into mechanical vibration de-icing devices, de-icing robots and other methods. Among them, mechanical vibration de-icing devices have the problems of low de-icing efficiency and difficulty in de-icing in large-span and large-span sections; most of the de-icing robots on the market require manual climbing of the tower and then pulling the de-icing device to the top of the tower by means of a transmission rope. During rainy, snowy and freezing weather, the risk of personnel operation is relatively high, and there are safety hazards.

[0004] Therefore, it is necessary to design a lightweight deicing device that is easy to hang on the ground wire, and a ground wire deicing device for power transmission lines that can achieve efficient, safe and fast deicing to solve the current technical problems. Summary of the invention

[0005] In view of the deficiencies in the prior art, the present invention provides a portable deicing device that is easy to hang on the ground wire, which is a ground wire deicing device for power transmission lines that achieves the purpose of efficient, safe and fast deicing.

[0006] The technical solution of the present invention is: a ground wire deicing device for a power transmission line comprises a ground wire walking mechanism for walking on the ground wire, a side plate is arranged on one side of the ground wire walking mechanism, a hanging plate perpendicular to the side plate is arranged at the bottom of the side plate, an anti-falling wheel blocking mechanism is arranged on the hanging plate, the anti-falling wheel blocking mechanism has a lifting frame arranged above the hanging plate, two lower blocking wheels corresponding to the ground wire are rotatably arranged on the top of the lifting frame, the lifting frame and the hanging plate are vertically slidably connected, a lead screw connected to the hanging plate threaded transmission is rotatably arranged at the bottom of the lifting frame, and a lifting drive motor for driving the lead screw to rotate is arranged on the top of the lifting frame; a knocking and deicing mechanism for knocking and deicing the ground wire is arranged above the front end of the lifting frame, and the antifreeze spraying mechanism for spraying antifreeze to the outside of the ground wire is arranged at the rear end of the hanging plate and the rear end of the ground wire walking mechanism.

[0007] The knocking and deicing mechanism comprises a deicing support plate fixedly arranged at the bottom of the front end of the lifting frame, a rotating seat is rotatably arranged on the side of the deicing support plate away from the lifting frame, a deicing motor is arranged on the deicing support plate to drive the rotating seat to rotate, and knocking rods for knocking the ground wire are evenly arranged on the rotating seat.

[0008] A spring is fixedly arranged at one end of the knocking rod, and an end of the spring facing away from the knocking rod is fixedly connected to the rotating seat.

[0009] The knocking rod is a nylon rod.

[0010] The ground wire walking mechanism comprises an upper bracket, a front pulley and a front driving wheel are rotatably provided at the front end of the upper bracket, a rear pulley and a rear driving wheel are rotatably provided at the rear end of the upper bracket, a front driving motor for driving the front driving wheel to rotate and a rear driving motor for driving the rear driving wheel to rotate are provided on one side of the upper bracket; the side plate is fixedly provided on one side of the upper bracket.

[0011] The antifreeze liquid spraying mechanism has a baffle fixedly arranged at the rear end of the upper bracket, a receiving groove corresponding to the baffle fixedly arranged at the rear end of the lifting frame, an upper nozzle and a lower nozzle corresponding to the ground wire are respectively arranged inside the baffle and the receiving groove, a liquid storage tank is arranged at the bottom of the hanging plate, a liquid pump is arranged at the top of the hanging plate, an input end of the liquid pump is connected to the inner bottom of the liquid storage tank through a hose, and an output end of the liquid pump is connected to the upper nozzle and the lower nozzle through a hose.

[0012] The bottom of the receiving tank is connected to the top of the liquid storage tank through a hose, and a filter screen is arranged inside the receiving tank.

[0013] A heating component and a temperature sensor are arranged at the inner bottom of the liquid storage tank, and the heating component is used to heat the antifreeze liquid inside the liquid storage tank.

[0014] A top plate is fixedly arranged at the center of the top of the upper bracket, and two hanging rings are fixedly arranged on the top of the top plate.

[0015] A control box and an energy storage box are symmetrically arranged at the bottom of the hanging plate.

[0016] Beneficial effects of the present invention: (1) In the present invention, the ground wire deicing device for power transmission lines is of lightweight design, and can be towed and lifted by an unmanned aerial vehicle, and mounted on the ground wire by a ground wire walking mechanism, which moves along the ground wire, and the ice on the ground wire is removed by a knocking deicing mechanism located at the front end of the device, thereby reducing labor costs and improving deicing efficiency; (2) After the ground wire walking mechanism is mounted on the ground wire, the lifting drive motor drives the lead screw to rotate, and the lead screw rotates to drive the lifting frame to move upward, so that the lower stop wheel abuts against the bottom of the ground wire, thereby improving the stability of the connection between the ground wire deicing device of the transmission line and the ground wire, and preventing it from sliding off the ground wire during deicing, thereby ensuring construction safety; (3) The antifreeze spraying mechanism at the rear end of the device can spray antifreeze on the ground wire after the ice on the ground wire is removed by the knocking deicing mechanism, thereby slowing down the speed of ice formation behind the ground wire. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 The structure of the present invention is schematically shown Figure 1 .

[0018] Figure 2 for Figure 1 A partial enlarged view of point A in the middle.

[0019] Figure 3 The structure of the present invention is schematically shown Figure 2 .

[0020] Figure 4 The structure of the present invention is schematically shown Figure 3 .

[0021] Figure 5 The structure of the present invention is schematically shown Figure 4 . DETAILED DESCRIPTION

[0022] Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. The description of the exemplary embodiments is merely illustrative and is in no way intended to limit the present invention and its application or use. The present invention can be implemented in many different forms and is not limited to the embodiments described herein. These embodiments are provided to make the present invention thorough and complete and to fully express the scope of the present invention to those skilled in the art. It should be noted that unless otherwise specifically stated, the relative arrangement of the parts and steps, the composition of the materials, the numerical expressions and the numerical values ​​set forth in these embodiments should be interpreted as being merely exemplary, rather than as limitations.

[0023] The words "first", "second" and similar words used in the present invention do not indicate any order, quantity or importance, but are only used to distinguish different parts. The words "include" or "comprise" and similar words mean that the elements before the word include the elements listed after the word, and do not exclude the possibility of including other elements. "Up", "down", "left", "right" and the like are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0024] like Figures 1 to 5As shown, the ground wire deicing device for a power transmission line comprises a ground wire walking mechanism 1 for walking on the ground wire 9, a side plate 2 is arranged on one side of the ground wire walking mechanism 1, a hanging plate 3 perpendicular to the side plate 2 is arranged at the bottom, an anti-falling wheel blocking mechanism 4 is arranged on the hanging plate 3, the anti-falling wheel blocking mechanism 4 has a lifting frame 41 arranged above the hanging plate 3, the top of the lifting frame 41 is rotatably provided with two lower blocking wheels 42 corresponding to the ground wire 9, the lifting frame 41 is vertically slidably connected with the hanging plate 3, a lead screw 45 threadedly connected to the hanging plate 3 is rotatably arranged at the bottom of the lifting frame 41, and a lifting drive motor 43 for driving the lead screw 45 to rotate is arranged at the top of the lifting frame 41; a knocking deicing mechanism 5 for knocking and deicing the ground wire 9 is arranged above the front end of the lifting frame 41, and an anti-freezing liquid for spraying the outer side of the ground wire 9 is arranged at the rear end of the hanging plate 3 and the rear end of the ground wire walking mechanism 1. Freezing liquid spraying mechanism 6; in this embodiment, the ground wire deicing device for the power transmission line can be towed and lifted by an unmanned aerial vehicle, and is mounted on the ground wire 9 through the ground wire walking mechanism 1, the ground wire walking mechanism 1 moves along the ground wire 9, and the ice on the ground wire 9 is removed by the knocking and deicing mechanism 5 located at the front end of the device, thereby reducing labor expenses and improving deicing efficiency; after the ground wire walking mechanism 1 is mounted on the ground wire 9, the lifting drive motor 43 drives the lead screw 45 to rotate, and the lead screw 45 rotates to drive the lifting frame 41 to move upward, so that the lower stop wheel 42 is against the bottom of the ground wire 9, thereby improving the stability of the connection between the ground wire deicing device for the power transmission line and the ground wire 9, and slipping off the ground wire 9 during deicing to ensure construction safety; the antifreeze spraying mechanism 6 at the rear end of the device can spray antifreeze on the ground wire after the ice on the ground wire is removed by the knocking and deicing mechanism 5, thereby slowing down the speed of ice formation behind the ground wire.

[0025] In some embodiments, as a specific implementation of the knocking de-icing mechanism 5, the knocking de-icing mechanism 5 has a de-icing support plate 51 fixedly arranged at the bottom of the front end of the lifting frame 41, a rotating seat 53 is rotatably arranged on the side of the de-icing support plate 51 away from the lifting frame 41, a de-icing motor 52 for driving the rotating seat 53 to rotate is arranged on the de-icing support plate 51, and knocking rods 54 for knocking the ground wire are evenly arranged on the rotating seat 53; during de-icing, the de-icing motor 52 drives the driving seat 53 to rotate at a high speed, and the rotating seat 53 drives the knocking rod 52 to continuously knock the ground wire, so that the ice covering the ground wire 9 is broken and falls off.

[0026] In some embodiments, a spring 55 is fixedly provided at one end of the knocking rod 54, and the end of the spring 55 facing away from the knocking rod 54 is fixedly connected to the rotating seat 53. The spring 55 can prevent the knocking rod 54 from causing rigid knocking on the ground wire and ice.

[0027] In some embodiments, the knocking rod 54 is a nylon rod, which can prevent the knocking rod 54 from damaging the ground wire during the knocking process.

[0028] In some embodiments, the ground wire walking mechanism 1 has an upper bracket 11, the front end of the upper bracket 11 is rotatably provided with a front pulley 12 and a front driving wheel 13, the rear end of the upper bracket 11 is rotatably provided with a rear pulley 14 and a rear driving wheel 15, one side of the upper bracket 11 is provided with a front driving motor 18 for driving the front driving wheel 13 to rotate and a rear driving motor 19 for driving the rear driving wheel 15 to rotate; the side plate 2 is fixedly arranged on one side of the upper bracket 11; the front driving wheels 13 and the rear driving wheels 15 at the front and rear ends of the upper bracket 11 can output power to walk on the ground wire, improve its movement effect, and avoid the slip of a single driving wheel and affect the movement of the device; specifically, the front pulley 12, the front driving wheel 13, the rear pulley 14 and the rear driving wheel 15 are all made of aluminum alloy to reduce wear on the wire; the front driving motor 18 and the rear driving motor 19 are both variable speed DC motors to achieve walking speed control of the ground wire walking mechanism 1.

[0029] In some embodiments, Figure 4 As shown, the antifreeze liquid spraying mechanism 6 has a baffle 61 fixedly arranged at the rear end of the upper bracket 11, and a receiving groove 62 corresponding to the baffle 61 is fixedly arranged at the rear end of the lifting frame 41, and an upper nozzle 64 and a lower nozzle 65 corresponding to the ground wire 9 are respectively arranged inside the baffle 61 and the receiving groove 62, a liquid storage tank 66 is arranged at the bottom of the hanging plate 3, and a liquid pump 67 is arranged at the top of the hanging plate 3, the input end of the liquid pump 67 is connected to the inner bottom of the liquid storage tank 66 through a hose, and the output end of the liquid pump 67 is connected to the upper nozzle 64 and the lower nozzle 65 through a hose; after the ice on the ground wire 9 is knocked off, the liquid pump 67 pumps the antifreeze liquid inside the liquid storage tank 66 to the upper nozzle 64 and the lower nozzle 65, and sprays it to the upper and lower sides of the ground wire 9 through the upper nozzle 64 and the lower nozzle 65, so as to slow down the speed of ice formation on the ground wire.

[0030] In some embodiments, the bottom of the receiving tank 62 is connected to the top of the liquid storage tank 66 by a hose, and a filter screen 621 is arranged inside the receiving tank 62; when the lower nozzle 65 sprays the antifreeze, the excess antifreeze is sprayed to the inner side of the baffle 61, and flows down along the inner wall of the baffle 61 to the inside of the receiving tank 62, and the excess antifreeze of the upper nozzle 64 is also directly sprayed into the inside of the receiving tank 62 for collection. The excess antifreeze collected in the receiving tank 62 is filtered out of impurities by the filter screen 621, and then returned to the liquid storage tank 66 through the hose at the bottom thereof for recycling, thereby reducing waste and reducing the pollution of objects under the line caused by antifreeze dripping.

[0031] In some embodiments, a heating component 68 and a temperature sensor are provided at the inner bottom of the liquid storage tank 66. The heating component 68 is used to heat the antifreeze liquid inside the liquid storage tank 66. The temperature sensor detects the temperature of the antifreeze liquid inside the liquid storage tank 66. The temperature sensor performs feedback adjustment on the heating component 68, so that the heating component 68 can control the temperature of the antifreeze liquid inside the liquid storage tank 66 within a set range.

[0032] In some embodiments, a top plate 17 is fixedly provided in the center of the top of the upper bracket 11, and two lifting rings 16 are fixedly provided on the top of the top plate 17. The lifting rings 16 are used to match with the hooks provided under the drone, so as to facilitate the use of the drone to tow the device, thereby facilitating the installation and removal of the device on the ground wire.

[0033] In some embodiments, a control box 7 and an energy storage box 8 are symmetrically arranged at the bottom of the hanging plate 3; an energy storage battery and related charging and discharging circuits are arranged inside the energy storage box 8, and the energy storage box 8 is used to power the device, wherein the energy storage battery adopts a lithium battery with a voltage of 12V and a capacity of 50Ah; a controller, a remote control receiver and other control components are arranged inside the control box 7, which can remotely control the lifting drive motor 43, the ground wire walking mechanism 1, the knocking and deicing mechanism 5, the antifreeze spraying mechanism 6 and other mechanisms; in order to ensure that the device can be stably suspended on the ground wire, a counterweight is arranged inside the control box 7 and the energy storage box 8; the outer shell of the control box 7 and the energy storage box 8 can be made of carbon fiber material, which has the characteristics of light weight and high strength, and the outer shell surface coating is glass fiber reinforced plastic with insulating properties, to ensure that the safety distance between the equipment and the wire when operating on the ground wire meets the requirements, and the technical requirements of live application are achieved.

[0034] So far, various embodiments of the present invention have been described in detail. In order to avoid obscuring the concept of the present invention, some details known in the art are not described. Based on the above description, those skilled in the art can fully understand how to implement the technical solution disclosed here.

[0035] The above-mentioned embodiments only express some implementation methods of the present invention, and the description thereof is relatively specific and detailed, but it cannot be understood as limiting the scope of the invention patent. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention. Therefore, the protection scope of the patent of the present invention shall be based on the attached claims.

Claims

1. A ground wire deicing device for a power transmission line, characterized in that: The invention comprises a ground wire walking mechanism for walking on the ground wire, wherein a side plate is arranged on one side of the ground wire walking mechanism, a hanging plate perpendicular to the side plate is arranged on the bottom of the side plate, an anti-falling wheel blocking mechanism is arranged on the hanging plate, the anti-falling wheel blocking mechanism has a lifting frame arranged above the hanging plate, two lower blocking wheels corresponding to the ground wire are rotatably arranged on the top of the lifting frame, the lifting frame and the hanging plate are vertically slidably connected, a lead screw connected to the hanging plate through thread transmission is rotatably arranged in the center of the bottom of the lifting frame, and a lifting drive motor driving the lead screw to rotate is arranged on the top of the lifting frame; a knocking and deicing mechanism for knocking and deicing the ground wire is arranged above the front end of the lifting frame, and the antifreeze spraying mechanism for spraying antifreeze to the outside of the ground wire is arranged on the rear end of the hanging plate and the rear end of the ground wire walking mechanism.

2. The power transmission line ground wire deicing device according to claim 1, characterized in that: The knocking and deicing mechanism comprises a deicing support plate fixedly arranged at the bottom of the front end of the lifting frame, a rotating seat is rotatably arranged on the side of the deicing support plate away from the lifting frame, a deicing motor is arranged on the deicing support plate to drive the rotating seat to rotate, and knocking rods for knocking the ground wire are evenly arranged on the rotating seat.

3. The power transmission line ground wire deicing device according to claim 2, characterized in that: A spring is fixedly arranged at one end of the knocking rod, and an end of the spring facing away from the knocking rod is fixedly connected to the rotating seat.

4. The power transmission line ground wire deicing device according to claim 2 or 3, characterized in that: The knocking rod is a nylon rod.

5. The power transmission line ground wire deicing device according to claim 1, characterized in that: The ground wire walking mechanism comprises an upper bracket, a front pulley and a front driving wheel are rotatably provided at the front end of the upper bracket, a rear pulley and a rear driving wheel are rotatably provided at the rear end of the upper bracket, a front driving motor for driving the front driving wheel to rotate and a rear driving motor for driving the rear driving wheel to rotate are provided on one side of the upper bracket; the side plate is fixedly provided on one side of the upper bracket.

6. The power transmission line ground wire deicing device according to claim 5, characterized in that: The antifreeze liquid spraying mechanism has a baffle fixedly arranged at the rear end of the upper bracket, a receiving groove corresponding to the baffle fixedly arranged at the rear end of the lifting frame, an upper nozzle and a lower nozzle corresponding to the ground wire are respectively arranged inside the baffle and the receiving groove, a liquid storage tank is arranged at the bottom of the hanging plate, a liquid pump is arranged at the top of the hanging plate, an input end of the liquid pump is connected to the inner bottom of the liquid storage tank through a hose, and an output end of the liquid pump is connected to the upper nozzle and the lower nozzle through a hose.

7. The power transmission line ground wire deicing device according to claim 6, characterized in that: The bottom of the receiving tank is connected to the top of the liquid storage tank through a hose, and a filter screen is arranged inside the receiving tank.

8. The power transmission line ground wire deicing device according to claim 6, characterized in that: A heating component and a temperature sensor are arranged at the inner bottom of the liquid storage tank, and the heating component is used to heat the antifreeze liquid inside the liquid storage tank.

9. The power transmission line ground wire deicing device according to claim 5, characterized in that: A top plate is fixedly arranged at the center of the top of the upper bracket, and two hanging rings are fixedly arranged on the top of the top plate.

10. The power transmission line ground wire deicing device according to claim 1, characterized in that: A control box and an energy storage box are symmetrically arranged at the bottom of the hanging plate.

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