阅读说明：本技术 接地装置 (Grounding device ) 是由 莫景照 钟燕红 董信奖 谭伟强 于 2021-09-02 设计创作，主要内容包括：本发明公开一种接地装置,包括工作箱和安装在工作箱上的系留无人机和接地组件,系留无人机包括飞行本体、放线器和系留线缆,放线器设置于工作箱的第一容纳腔内,且放线器用于收放系留线缆,系留线缆的一端与飞行本体连接,系留线缆的另一端与安装在第一容纳腔内的电源模块连接,接地组件包括用于与高空的电线连接的挂线部、第一导电部、第二导电部和接地线缆,挂线部和第一导电部均安装于飞行本体上,且挂线部和第一导电部电性连接,第二导电部穿设于系留线缆上并能够沿系留线缆的长度方向运动,并使第二导电部与第一导电部选择性连接,接地线缆的一端与第二导电部连接,接地线缆的另一端用于接地,具有接地作业时节省人力消耗的特点。(The invention discloses a grounding device, which comprises a work box, a mooring unmanned aerial vehicle and a grounding assembly, wherein the mooring unmanned aerial vehicle and the grounding assembly are arranged on the work box, the mooring unmanned aerial vehicle comprises a flight body, a pay-off device and a mooring cable, the pay-off device is arranged in a first accommodating cavity of the work box and is used for paying off and paying off the mooring cable, one end of the mooring cable is connected with the flight body, the other end of the mooring cable is connected with a power module arranged in the first accommodating cavity, the grounding assembly comprises a wire hanging part used for being connected with overhead electric wires, a first conductive part, a second conductive part and a grounding cable, the wire hanging part and the first conductive part are both arranged on the flight body and are electrically connected with the first conductive part, the second conductive part penetrates through the mooring cable and can move along the length direction of the mooring cable, the second conductive part is selectively connected with the first conductive part, one end of the grounding cable is connected with the second conductive part, the other end of the grounding cable is used for grounding, and the grounding cable has the characteristic of saving labor consumption during grounding operation.)

1. An earthing device is characterized by comprising a work box, a tethered unmanned aerial vehicle and an earthing component, wherein the tethered unmanned aerial vehicle and the earthing component are mounted on the work box, the tethered unmanned aerial vehicle comprises a flight body, a pay-off device and a tethered cable, the pay-off device is arranged in a first accommodating cavity of the work box and is used for reeling and unreeling the tethered cable, one end of the tethered cable is connected with the flight body, the other end of the tethered cable is connected with a power module mounted in the first accommodating cavity, the earthing component comprises a wire hanging part, a first conducting part, a second conducting part and an earthing cable, the wire hanging part and the first conducting part are mounted on the flight body and are electrically connected, the second conducting part is sleeved on the tethered cable and can move along the length direction of the tethered cable, the second conductive part is selectively connected with the first conductive part, one end of the grounding cable is connected with the second conductive part, and the other end of the grounding cable is used for grounding.

2. The grounding device of claim 1, wherein the hanging wire portion comprises a clamping head and a first driver, the clamping head comprises a fixed caliper and a movable caliper, the fixed caliper comprises an upper caliper body and a lower caliper body which are arranged at intervals, the movable caliper is embedded on the lower caliper body, the first driver is connected with the movable caliper, and the first driver can drive the movable caliper to be close to or far away from the upper caliper body.

3. The grounding device of claim 2, wherein the flying body comprises a housing and a plurality of rotors uniformly spaced along a circumferential direction of the housing, a connecting rod is disposed on a top of the housing, and the caliper head is disposed at an end of the connecting rod facing away from the housing.

4. The grounding device as claimed in claim 3, wherein the first conductive part is mounted on the bottom of the housing, the first conductive part is provided with a groove, and one end of the second conductive part can be inserted into the groove, so that the first conductive part and the second conductive part are electrically connected.

5. The grounding device of claim 1, wherein the second conductive portion is provided with a second actuator for actuating movement of the second conductive portion along the length of the captive cable.

6. The grounding device of claim 1, wherein the perimeter of the flying body is provided with a plurality of warning lights.

7. The grounding device of claim 1, wherein the grounding assembly further comprises a grounding pin connected to an end of the grounding cable facing away from the second conductive portion, the grounding pin configured to plug into the ground.

8. The grounding device according to claim 7, wherein the grounding bit includes a main bit body and a plurality of sub bit bodies arranged at intervals along a circumference of the main bit body, cross sections of the main bit body and the sub bit bodies increase in order from a first end to a second end of the grounding bit body, and the grounding cable is connected to the second end of the grounding bit body.

9. The grounding device as in claim 1, wherein the work box is further provided with a second receiving chamber in which a drum is rotatably provided, the grounding cable being windable on the drum.

10. The grounding device of claim 1, wherein the tethered drone further comprises a control module for controlling the flying body, the flying body having a height measuring instrument disposed thereon, the height measuring instrument being connected to the control module.

Technical Field

The invention relates to the technical field of power equipment, in particular to a grounding device.

Background

In a power system, in order to prevent an accident from occurring during maintenance and equipment inspection of a power line, it is generally necessary to ground the power line. The existing grounding device mainly comprises a grounding rod and a grounding cable, wherein a hanging wire part used for being connected with a high-altitude electric wire is arranged at the head of the grounding rod, an operator lifts the hanging wire part by using the grounding rod and hangs the hanging wire part on the electric wire, the hanging wire part clamps the electric wire tightly, one end of the grounding cable is connected to the hanging wire part, and the other end of the grounding cable is grounded. Because the self weight of the grounding rod and the grounding cable is heavier, especially when the height of the electric wire is higher, an operator needs to lift the heavier grounding rod and the grounding cable to be hooked, and sometimes the hooking can be completed by cooperation of a plurality of people. Therefore, the grounding operation is very labor-consuming.

Disclosure of Invention

The embodiment of the invention aims to: provided is a grounding device which can save labor consumption in grounding operation.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides an earthing device, including the work box and install mooring unmanned aerial vehicle and the ground connection subassembly on the work box, mooring unmanned aerial vehicle includes flight body, unwrapping wire ware and mooring cable, the unwrapping wire ware sets up in the first holding intracavity of work box, and the unwrapping wire ware is used for receiving and releasing the mooring cable, mooring cable's one end with flight body is connected, mooring cable's the other end with install in the power module of first holding intracavity, ground connection subassembly includes hanging wire portion, first conductive part, second conductive part and the ground connection cable that is used for being connected with the electric wire of high altitude, hanging wire portion and first conductive part all install on the flight body, and hanging wire portion and first conductive part electric connection, the second conductive part cover is located on mooring cable and can follow the length direction motion of mooring cable, the second conductive part is selectively connected with the first conductive part, one end of the grounding cable is connected with the second conductive part, and the other end of the grounding cable is used for grounding.

Further, the wire hanging portion comprises a clamp head and a first driver, the clamp head comprises a fixed clamp and a movable clamp, the fixed clamp comprises an upper clamp body and a lower clamp body which are arranged at intervals, the movable clamp is embedded in the lower clamp body, the first driver is connected with the movable clamp, and the first driver can drive the movable clamp to be close to or far away from the upper clamp body.

Further, the flight body includes the casing and follows a plurality of rotors that the even interval of circumferencial direction of casing set up, the top of casing is provided with the connecting rod, calliper head set up in the connecting rod deviates from the one end of casing.

Further, the first conductive part is mounted at the bottom of the housing, the first conductive part is provided with a groove, and one end of the second conductive part can be inserted into the groove, so that the first conductive part is electrically connected with the second conductive part.

Further, the second conductive part is provided with a second driver, and the second driver is used for driving the second conductive part to move along the length direction of the mooring cable.

Furthermore, a plurality of warning lights are arranged on the periphery of the flying body.

Furthermore, the grounding assembly further comprises a grounding drill rod, the grounding drill rod is connected with one end, away from the second conductive part, of the grounding cable, and the grounding drill rod is used for being plugged with the ground.

Further, the grounding drill rod comprises a main drill rod body and a plurality of auxiliary drill rods arranged at intervals along the periphery of the main drill rod body, the cross sections of the main drill rod body and the auxiliary drill rods are sequentially increased from the first end to the second end of the grounding drill rod, and the grounding cable is connected with the second end of the grounding drill rod.

Furthermore, the work box is further provided with a second containing cavity, a roller is rotatably arranged in the second containing cavity, and the grounding cable can be wound on the roller.

Further, mooring unmanned aerial vehicle still including being used for control the control module of flight body, be provided with altitude measurement appearance on the flight body, altitude measurement appearance with control module connects.

The invention has the beneficial effects that: through setting up mooring unmanned aerial vehicle, utilize the flight body to transport the hanging wire portion of ground connection subassembly and the electric wire connection of high latitude, recycle the second conductive part along mooring cable motion to transport the ground connection cable to the one end of flight body realize with the electric connection of hitching part, have the characteristics of using manpower sparingly consumption. Meanwhile, the grounding assembly can be conveyed to the air in batches and connected with the cable, so that the load of the flying body is reduced, and the grounding assembly is suitable for being used in the working environment with higher height of the electric wire and heavier grounding assembly.

Drawings

The invention is explained in more detail below with reference to the figures and examples.

Fig. 1 is a schematic view of a grounding device according to an embodiment of the present invention.

Fig. 2 is a schematic view of a flying body according to an embodiment of the invention.

Figure 3 is a partial cross-sectional view of a flying body and ground assembly of an embodiment of the invention.

FIG. 4 is a schematic view of a grounding pin according to an embodiment of the present invention.

In the figure:

1. a flying body; 10. a housing; 11. a connecting rod; 12. a warning light; 2. mooring the cable; 3. a paying-off device; 4. a ground component; 40. a wire hanging part; 401. a first driver; 402. an upper clamp body; 403. a lower clamp body; 404. a movable caliper; 405. a wire; 41. a first conductive portion; 42. a second conductive portion; 43. a second driver; 44. a ground cable; 45. a grounding drill rod; 451. a main shank body; 452. a secondary brazing body; 5. a work box; 51. a first accommodating chamber; 52. a second accommodating chamber; 6. an electric wire.

Detailed Description

In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 4, the grounding device provided by the invention comprises a tethered unmanned aerial vehicle, a grounding assembly 4 and a work box 5, wherein both the tethered unmanned aerial vehicle and the grounding assembly 4 are mounted on the work box 5. Wherein, the effect of work box 5 lies in accomodating mooring unmanned aerial vehicle and ground connection subassembly 4 to in transit. Work box 5 is provided with first chamber 51 and the second chamber 52 that holds, and mooring unmanned aerial vehicle accomodates in first chamber 51 that holds, and ground connection subassembly 4 is accomodate in the second chamber 52 that holds. Mooring unmanned aerial vehicle includes flight body 1, unwrapping wire ware 3, mooring cable 2, power module and control module. The flying body 1 is used for flying, the power module comprises a storage battery, a battery management system, heat dissipation equipment and the like, and the power module is used for providing electric energy for the flying body 1. Two ends of the mooring cable 2 are respectively connected with the flying body 1 and the power module, so that the power module transmits electric energy to the flying body 1 through the mooring cable 2. Unwrapping wire ware 3 sets up in first holding chamber 51, and unwrapping wire ware 3 is used for receive and release mooring cable 2. In the storage state, the mooring cable 2 is wound on the paying-off device 3; during operating condition, through control module control flight body 1 towards the flight of operation district, unwrapping wire ware 3 rotates to play mooring cable 2. The grounding assembly 4 includes a wire hanger 40, a first conductive portion 41, a second conductive portion 42, and a grounding cable 44. The hanging part 40 is used to directly connect with the high-altitude electric wire 6 so as to electrically connect the hanging part 40 and the electric wire 6. The hanging part 40 is mounted on the top of the flying body 1, the first conductive part 41 is mounted on the bottom of the flying body 1, and the hanging part 40 and the first conductive part 41 are electrically connected through a lead 405. The second conductive part 42 is disposed on the mooring cable 2, the second conductive part 42 is provided with a second actuator 43, and the second actuator 43 is used for driving the second conductive part 42 to move along the length direction of the mooring cable 2, so that the second conductive part 42 is selectively connected with the first conductive part 41. One end of the ground cable 44 is connected to the second conductive part 42, and the other end of the ground cable 44 is used for grounding. It is understood that when the first conductive part 41 and the second conductive part 42 are connected, the electric wire 6 is grounded through the hanging part 40, the first conductive part 41, the second conductive part 42, and the ground cable 44 in this order; when the first conductive part 41 and the second conductive part 42 are disconnected, the electric wire 6 is not grounded.

In this embodiment, utilize mooring unmanned aerial vehicle to transport ground connection subassembly 4 to make electric wire 6 realize ground connection through ground connection subassembly 4, be favorable to using manpower sparingly consumption. Mooring unmanned aerial vehicle owing to supply power through mooring cable 2, flight body 1 need not to carry a large amount of batteries when flying, is favorable to alleviateing autogenous weight, prolongs the dead time to and be favorable to transporting the heavier ground connection subassembly 4 of weight.

Specifically, referring to fig. 2 and 3, the hanging portion 40 includes a clamp head including a fixed clamp including an upper clamp body 402 and a lower clamp body 403 arranged at an interval, and a first driver 401, and a movable clamp 404, and a wire slot for clamping the electric wire 6 is formed between the upper clamp body 402 and the lower clamp body 403. The movable caliper 404 is fitted to one side surface of the lower caliper 403 facing the upper caliper 402, and when the hanging portion 40 is connected to the electric wire 6, the electric wire 6 is caught between the movable caliper 404 and the upper caliper 402. The fixed end of the first driver 401 is mounted on the flying body 1, and the telescopic end of the first driver 401 is connected with the movable caliper 404, so that the first driver 401 can drive the movable caliper 404 to approach or depart from the upper caliper body 402. In this embodiment, the first driver 401 is an electric telescopic rod, the fixed end of the electric telescopic rod is installed at the top of the flying body 1, and the telescopic end of the electric telescopic rod is connected with the movable caliper 404. The electric telescopic rod stretches to drive the movable calipers 404 to move, so that the electric wires 6 are clamped and loosened. In order to increase the contact area between the electric wire 6 and the caliper head, the upper caliper body 402 and the movable caliper 404 are provided with wire clamping grooves on the sides facing the electric wire 6, and when the caliper head clamps the electric wire 6, the electric wire 6 is located in the wire clamping grooves.

In order to avoid the interference of the overhead electric wire 6 to the flight of the flight body 1 when the grounding assembly 4 is hooked, in the present embodiment, the flight body 1 includes a housing 10 and a plurality of rotors uniformly spaced along the circumferential direction of the housing 10, and the present embodiment preferably includes four rotors. The top of casing 10 is provided with connecting rod 11, and the calliper head sets up in the one end that connecting rod 11 deviates from casing 10. It can be understood that the flying body 1 provides the flying lift force through the rotation of the rotor, and therefore, the electric wire 6 in the flying area is easy to damage the rotor, thereby affecting the normal flight of the flying body 1. Set up connecting rod 11 at the top of flight body 1, be favorable to increasing the planar distance in rotor place of caliper head to flight body 1, guarantee flight body 1's flight safety. The connecting rod 11 is a cylindrical barrel structure, and the first driver 401 can pass through the connecting rod 11 to be connected with the movable caliper 404.

Specifically, the first conductive part 41 is disposed at the bottom of the housing 10, a connector is disposed inside the housing 10, the connector is located on the center line of the housing 10, and one end of the mooring cable 2 sequentially passes through the second conductive part 42 and the bottom of the housing 10 and is connected to the connector. The first driver 401 on the flying body 1 and the rotor driver for driving the rotor to rotate are both electrically connected with the connecting piece. The first conductive part 41 is provided with a groove, the shape of which matches one end of the second conductive part 42. When the first conductive part 41 is grounded, one end of the second conductive part 42 is inserted into the groove, so that the first conductive part 41 is electrically connected with the second conductive part 42.

Specifically, the second conductive part 42 is internally provided with a second driver 43, the second driver 43 comprising a motor and at least two sets of rollers, each set of rollers being capable of clamping the mooring cable 2. The motor drives at least one set of rollers to rotate to effect movement of the second conductive portion 42 along the length of the captive cable 2.

Referring to fig. 1, a plurality of warning lamps 12 are provided around the flight body 1. It can be understood that when the flying body 1 connects the caliper head with the electric wire 6, the flying body 1 closes the rotor, and the flying body 1 is hung on the electric wire 6 by means of the hanging part 40. In the day-night crossing operation, the warning lamp 12 can be turned on, and the warning function and the position marking function for the operation area are achieved.

Referring to fig. 1 and 4, the grounding assembly 4 further comprises a grounding pin 45, the grounding pin 45 being connected to an end of the grounding cable 44 facing away from the second conductive portion 42, the grounding pin 45 being adapted to be plugged into the ground. In the present embodiment, the ground pin 45 includes a main bit body 451 and a sub bit body 452. The main bit body 451 is formed in a cone structure having a large end and a small end so that the grounding pin 45 is inserted into the ground when grounding. The number of the sub-bits 452 is plural, and the plurality of sub-bits 452 are provided at intervals along the circumferential portion of the main bit 451. Preferably, the present embodiment includes three secondary bits 452, and the three secondary bits 452 are uniformly spaced along the circumference of the main bit 451. In order to facilitate smooth insertion of the ground rod 45 into the ground, the main bit body 451 and the sub bit body 452 have cross sections that increase in order from the first end to the second end of the ground rod 45. A first end of the grounding pin 45 is used for insertion into the ground and a second end of the grounding pin 45 is used for connection with the grounding cable 44. Preferably, the main shank 451 is circular in cross-section, i.e. the main shank 451 is cone-shaped and the secondary shank 452 is triangular in cross-section. By providing a plurality of sub-drill bits 452 on the periphery of the main drill bit 451, the contact surface between the ground drill 45 and the underground soil can be increased, and the grounding effect can be improved; on the other hand, the structural strength of the whole grounding drill 45 is increased, and bending and damage during driving into the ground are avoided.

Specifically, a drum is rotatably provided in the second accommodating chamber 52, and the ground cable 44 can be wound around the drum so as to accommodate the ground cable 44.

Specifically, be provided with altitude measurement appearance on flight body 1, altitude measurement appearance is used for measuring the distance between flight body 1 and the ground, and then can master flight height in real time at the flight in-process, avoids flight body 1's flight height to exceed the height of electric wire 6 to ground, guarantees flight safety. The altitude measuring instrument is connected with a control module installed on the work box 5, and the measurement data of the altitude measuring instrument is sent to the control module, so that the flying altitude of the flying body 1 is limited by the control module.

The use method of the grounding device comprises the following steps: and opening the working box 5, and controlling the flying body 1 to fly to a target area through the control module. The flying body 1 hangs the hanging portion 40 on the electric wire 6, activates the first actuator 401, and causes the first actuator 401 to drive the movable caliper 404 to move toward the upper caliper body 402 to clamp the electric wire 6. The rotor of the flying body 1 is closed, and the flying body 1 is suspended on the electric wire 6 through the hanging part 40. One end of the ground cable 44 is inserted into the ground through the ground pin 45, and the other end of the ground cable 44 is connected to the second conductive part 42. And starting the second driver 43, and enabling the second driver 43 to drive the second conductive part 42 to move along the mooring cable 2 from one end close to the work box 5 to one end close to the flying body 1, wherein the second conductive part 42 is plugged with the first conductive part 41, and the electric wire 6 is grounded.

In the grounding device, the hanging wire part 40 is connected with the electric wire 6 through the flying body 1, and then the second conductive part 42 drives the grounding cable 44 to be electrically connected with the first conductive part 41. The flying body 1 is beneficial to reducing the flying load, and is further suitable for being used under the conditions that the height of the electric wire 6 is high and the weight of the grounding assembly 4 is heavy.

The remarkable effects of the embodiment are as follows: through setting up mooring unmanned aerial vehicle, utilize flight body 1 to transport hanging wire portion 40 and the overhead electric wire 6 of ground connection subassembly 4 and be connected, reuse second conductive part 42 along mooring cable 2 motion to transport ground cable 44 to the one end of flight body 1 and realize the electric connection with hanging wire portion 40, have the characteristics of using manpower sparingly consumption. Meanwhile, the grounding assembly 4 can be conveyed to the air in batches to be connected with the electric wire 6, so that the load of the flying body 1 is reduced, and the grounding assembly is suitable for being used in a working environment with the high height of the electric wire 6 and the heavy overall grounding assembly 4.

The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description of the present invention, which should be interpreted as a limitation.