CN213753093U

CN213753093U - Lightning protection grounding device for power transmission line

Info

Publication number: CN213753093U
Application number: CN202023271272.5U
Authority: CN
Inventors: 敖志勇; 黄晓源; 江星; 冯硕
Original assignee: Zhejiang Donghe Engineering Design Co ltd
Current assignee: Zhejiang Donghe Engineering Design Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-07-20
Anticipated expiration: 2030-12-30

Abstract

The utility model discloses a transmission line lightning grounding device, including the electricity tower, but 360 pivoted cameras are installed to the bottom of electricity tower, but still are equipped with the wireless control module of remote control camera angle on the camera. Be equipped with the installation base between camera and the electric tower bottom, be equipped with rotatable translucent cover in the installation base, still be connected with drive translucent cover pivoted motor on the translucent cover, the translucent cover is used for the rainy day to cover the camera, installs the rainfall sensor who is used for detecting the rainfall on the electric tower, and the rainfall sensor is connected with the controller, and controller control motor makes the translucent cover rotate. The appearance of the insulator string, the electric tower and the lightning arrester can be monitored by adopting a rotatable 360-degree camera, and the condition of the soil surface can be monitored by rotating the camera; and when the rainfall sensor detects that the rain reaches a preset value, the transparent cover is adopted to cover the camera, so that the monitoring effect is prevented from being influenced by the fact that the camera enters water.

Description

Lightning protection grounding device for power transmission line

Technical Field

The utility model relates to a lightning grounding technical field especially relates to a transmission line lightning grounding device.

Background

The power transmission tower of 110 KV-220 KV is easy to cause lightning stroke in thunderstorm weather, so that the power transmission line is tripped. Therefore, lightning protection grounding means is an important means for protecting buildings, power systems and other devices. The lightning protection device includes a lightning receptor such as a lightning receptor, a lightning rod, a lightning arrester, etc., a ground wire which is a metal conductor for connecting the lightning receptor and the ground device, and a ground device which is the sum of the ground wire and a ground body. In the prior art, the maintenance and inspection of the lightning protection device requires regular inspection and temporary inspection, and the inspection types generally include: appearance detection and instrument measurement detection, wherein the appearance detection includes but is not limited to the following detection items: 1. the method comprises the following steps of (1) detecting whether the lightning receiving device is melted or broken due to lightning stroke, 2) detecting whether the lightning receiving device is inclined, and 3) detecting whether soil around the grounding device is sunk. In the prior art, the appearance detection and investigation is carried out on site by manpower regularly, which is troublesome. In addition, when the inspection is carried out, the outer surface of the electric tower and the outer surface of the insulator string need to be subjected to corresponding appearance detection.

Based on this, the utility model discloses the people provides a transmission line lightning grounding device can long-rangely carry out outward appearance detection item, provides convenience for the personnel, has improved efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model provides a lightning protection grounding device for transmission line, aiming at the defects in the prior art, the lightning protection grounding device can be monitored by adopting a rotatable 360-degree camera, and the lightning arrester, an insulator string, the appearance and the condition of an electric tower and the condition of the soil surface can be monitored by the camera through the rotation of the camera; and when the rainfall sensor detects that the rain reaches a preset value, the transparent cover is adopted to cover the camera, so that the monitoring effect is prevented from being influenced by the fact that the camera enters water.

In order to solve the technical problem, the utility model discloses a following technical scheme can solve: the utility model provides a transmission line lightning protection earthing device, includes the electricity tower, the top of electricity tower is equipped with the arrester, be connected with the guide post on the arrester, the other end ground connection of guide post, but 360 pivoted cameras are installed to the bottom of electricity tower, but still be equipped with the wireless control module of remote control camera angle on the camera, be equipped with the installation base between camera and the electricity tower bottom, be equipped with rotatable translucent cover in the installation base, still be connected with drive translucent cover pivoted motor on the translucent cover, the translucent cover is used for rainy day to cover the camera, install the rainfall sensor who is used for detecting the rainfall on the electricity tower, the rainfall sensor is connected with the controller, controller control motor makes the translucent cover rotates.

Further optimize, the translucent cover includes first translucent cover and second translucent cover, and first translucent cover and second translucent cover constitute for hollow circular arc shell, and the radian of first translucent cover and second translucent cover is 90.

Further optimize, be connected with first axis of rotation on the first translucent cover, the second translucent cover is connected with the second axis of rotation, be equipped with first gear on the first axis of rotation, be equipped with the second gear on the second axis of rotation, first gear with the meshing of second gear.

Further optimize, the output shaft of motor with second axis of rotation coaxial coupling, still be used for placing the mounting panel of motor on the installation base.

Further optimize, all be equipped with first expansion plate of telescopic and second expansion plate in first translucent cover with the second translucent cover, first expansion plate is connected with first spring, the one end of first spring is connected with first sliding plate, the second expansion plate is connected with the second spring, the one end of second spring is connected with the second sliding plate.

Preferably, the first expansion plate is provided with a first magnetic block, the second expansion plate is provided with a second magnetic block, and the opposite surfaces of the first magnetic block and the second magnetic block are opposite poles.

Further preferably, a drainage channel for draining away rainwater drops is further arranged in the mounting base.

The beneficial effects of the utility model reside in that:

1. but through setting up the outward appearance of 360 rotatable cameras real time monitoring insulator chain, electric tower, arrester to adopt wireless control can long-rangely control the camera, can greatly reduce the number of times that personnel go on detecting on the spot toward local, make things convenient for the management and control.

2. Through embedded translucent cover design, when rainfall sensor detected raining, but the starter motor made first translucent cover and second translucent cover rotate towards the direction of difference under the effect of first gear and second gear to finally form a cavity hemispherical translucent cover and be used for covering the camera and not drenched by the rainwater, thereby can not make the camera intake influence its monitoring effect.

3. Can compensate the clearance that first translucent cover and second translucent cover appear after rotating through setting up first expansion plate and second expansion plate to add first magnet and second magnet between first expansion plate and the second expansion plate and can play the fixed action.

4. When the rainfall sensor does not detect rainwater, the motor rotates reversely to drive the second transparent cover and the first transparent cover to reset, and the first expansion plate and the second expansion plate correspondingly reset under the action of the first spring and the second spring.

5. The design of drainage channel can also can drain away the rainwater drop after conveniently resetting for the rainwater drop can not pile up in the installation base.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be discussed below, it is obvious that the technical solutions described in conjunction with the drawings are only some embodiments of the present invention, and for those skilled in the art, other embodiments and drawings can be obtained according to the embodiments shown in the drawings without creative efforts.

Fig. 1 is the utility model relates to a transmission line lightning grounding device's schematic structure diagram.

Fig. 2 is the utility model relates to a structural schematic diagram of transmission line lightning grounding device when raining.

Fig. 3 is a schematic sectional view in the direction of a-a in fig. 1.

Fig. 4 is a schematic diagram of a top view of the camera head and the mounting base.

Fig. 5 is an enlarged view of the camera and the mounting base in fig. 1.

Fig. 6 is an enlarged view of the camera and the mounting base in fig. 2.

In the figure: the lightning arrester comprises an electric tower 1, a lightning arrester 2, a flow guide rod 3, an insulator string 4, a camera 5, an installation base 6, a motor 7, a first transparent cover 8, a second transparent cover 9, a first rotating shaft 10, a second rotating shaft 11, a first gear 12, a second gear 13, a first expansion plate 14, a second expansion plate 15, a first spring 16, a second spring 17, a first sliding plate 18, a second sliding plate 19, a first magnetic block 20, a second magnetic block 21 and a drainage channel 22.

Detailed Description

The technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments described in the present disclosure, all other embodiments obtained by a person skilled in the art without creative efforts are within the scope of the present disclosure.

The embodiment of the utility model provides a lightning protection grounding device for a power transmission line, as shown in figures 1 to 6,

including electric tower 1, the top of electric tower 1 is equipped with arrester 2, be connected with water conservancy diversion pole 3 on the arrester 2, water conservancy diversion pole 3's other end ground connection, but 360 pivoted cameras 5 are installed to the bottom of electric tower 1, but still be equipped with the wireless control module of remote control camera 5 angle on the camera 5, be equipped with installation base 6 between camera 5 and the 1 bottom of electric tower, be equipped with rotatable translucent cover in the installation base 6, still be connected with drive translucent cover pivoted motor 7 on the translucent cover, the translucent cover is used for the rainy day to cover camera 5, install the rainfall sensor who is used for detecting the rainfall on the electric tower 1, the rainfall sensor is connected with the controller, controller control motor 7 makes the translucent cover rotates.

The insulator string 4 is vertically arranged on the electric tower 1, and the voltage of the electric tower 1 is 110-220 KV.

Wherein wireless control module is current long-range wireless control technique, and operating personnel only need can see the condition that camera 5 monitored in the control room.

The lightning arrester 2 and the guide rod 3 are all components of the existing lightning protection device. The guide rod 3 is directly connected with the electric tower 1, and a corresponding grounding device is arranged in the electric tower, and the grounding device is the prior art.

The transparent cover comprises a first transparent cover 8 and a second transparent cover 9, the first transparent cover 8 and the second transparent cover 9 are formed by hollow arc shells, and the radians of the first transparent cover 8 and the second transparent cover 9 are both 90 degrees.

The first transparent cover 8 is connected with a first rotating shaft 10, the second transparent cover 9 is connected with a second rotating shaft 11, a first gear 12 is arranged on the first rotating shaft 10, a second gear 13 is arranged on the second rotating shaft 11, and the first gear 12 is meshed with the second gear 13. The first gear 12 and the second gear 13 are engaged to ensure that the first rotating shaft 10 and the second rotating shaft 11 rotate oppositely.

The output shaft of the motor 7 is coaxially connected with the second rotating shaft 11, and the mounting base 6 is also provided with a mounting plate for placing the motor 7. In addition, in order to prevent the motor 7, the gear and other components from being wetted by rain and reducing the working efficiency, a shell can be additionally arranged.

The first transparent cover 8 and the second transparent cover 9 are both internally provided with a first telescopic plate 14 and a second telescopic plate 15 which are telescopic, the first telescopic plate 14 is connected with a first spring 16, one end of the first spring 16 is connected with a first sliding plate 18, the second telescopic plate 15 is connected with a second spring 17, and one end of the second spring 17 is connected with a second sliding plate 19. The first transparent cover 8 and the second transparent cover 9 are provided with arc shells with certain thickness, and the first expansion plate 14, the second expansion plate 15, the first sliding plate 18 and the second sliding plate 19 are embedded in the arc shells with certain thickness of the first transparent cover 8 and the second transparent cover 9. Namely, the surface of the arc shell is provided with a groove corresponding to the surface of the arc shell, and the first expansion plate 14 and the second expansion plate 15 are positioned in the groove.

The first telescopic plate 14 is provided with a first magnetic block 20, the second telescopic plate 15 is provided with a second magnetic block 21, and the opposite surfaces of the first magnetic block 20 and the second magnetic block 21 are opposite poles.

A drainage channel 22 for draining away rainwater drops is also arranged in the mounting base 6.

The utility model discloses a concrete operating procedure as follows: the angle that operating personnel can remote operation camera 5 is used for monitoring insulator chain 4, electricity tower 1, the outward appearance of arrester 2. When it rains, the rainfall sensor detects rain, the controller controls the motor 7 to rotate forward to drive the second rotating shaft 11 to rotate forward, due to the meshing action of the first gear 12 and the second gear 13, the first rotating shaft 10 is reversely rotated, so that the second transparent cover 9 and the first transparent cover 8 are rotatably extended outward from the mounting base 6, and cover the camera 5, because the first transparent cover 8 and the second transparent cover 9 are not attached to each other in the initial state, the first expansion plate 14 and the second expansion plate 15 are driven to be drawn close under the influence of the acting force of the first magnetic block 20 and the second magnetic block 21, therefore, the gap between the first transparent cover 8 and the second transparent cover 9 is made up, so that rainwater is prevented from wetting the camera 5, and the camera 5 can monitor the appearances of the insulator string 4, the electric tower 1 and the lightning arrester 2, but the monitoring capability of the transparent cover is reduced to some extent due to the fact that the transparent cover is provided with the rainwater on the surface.

When the rain stops, the rainfall sensor does not detect the rain any more, the controller controls the motor 7 to rotate reversely, the rotating force of the motor 7 in the reverse rotation is larger than the acting force of the first magnetic block 20 and the second magnetic block 21, all the components reset, the first expansion plate 14 and the second expansion plate 15 also reset correspondingly under the action of the first spring 16 and the second spring 17, a small part of rainwater drops are attached to the transparent cover, and the rainwater can be discharged through the drainage channel 22 to prevent the rainwater drops from being accumulated.

At this time, an operator can operate and adjust the angle of the camera 5 to monitor the appearances of the insulator string 4, the electric tower 1 and the lightning arrester 2, and can also adjust the angle to monitor whether the soil around the grounding device sinks or not. At the moment, after raining or thunderstorm, monitoring and observation are more needed, and if a foreign object is found, workers can be dispatched to the site to process the object in time.

Therefore, the visual inspection device can be conveniently operated by personnel, does not need to frequently go to the field to perform on-site visual inspection, and is convenient.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a transmission line lightning protection earthing device, includes electric tower (1), the top of electric tower (1) is equipped with arrester (2), be connected with water conservancy diversion pole (3) on arrester (2), the other end ground connection of water conservancy diversion pole (3), its characterized in that: but 360 pivoted cameras (5) are installed to the bottom of electricity tower (1), but still be equipped with the wireless control module of remote control camera (5) angle on camera (5), be equipped with between camera (5) and electricity tower (1) bottom installation base (6), be equipped with rotatable translucent cover in installation base (6), still be connected with drive translucent cover pivoted motor (7) on the translucent cover, the translucent cover is used for the rainy day to cover camera (5), install the rainfall sensor who is used for detecting the rainfall on electricity tower (1), the rainfall sensor is connected with the controller, controller control motor (7) make the translucent cover rotates.

2. The lightning protection grounding device for transmission lines according to claim 1, characterized in that: the transparent cover comprises a first transparent cover (8) and a second transparent cover (9), the first transparent cover (8) and the second transparent cover (9) are formed by hollow arc shells, and the radian of the first transparent cover (8) and the radian of the second transparent cover (9) are both 90 degrees.

3. The lightning protection grounding device for transmission lines according to claim 2, characterized in that: be connected with first axis of rotation (10) on first translucent cover (8), second translucent cover (9) are connected with second axis of rotation (11), be equipped with first gear (12) on first axis of rotation (10), be equipped with second gear (13) on second axis of rotation (11), first gear (12) with second gear (13) meshing.

4. The lightning protection grounding device for transmission lines according to claim 3, characterized in that: the output shaft of the motor (7) is coaxially connected with the second rotating shaft (11), and the mounting base (6) is further provided with a mounting plate for placing the motor (7).

5. The lightning protection grounding device for transmission lines according to claim 2, characterized in that: the transparent cover is characterized in that a first telescopic plate (14) and a second telescopic plate (15) which are telescopic are arranged in the first transparent cover (8) and the second transparent cover (9), the first telescopic plate (14) is connected with a first spring (16), one end of the first spring (16) is connected with a first sliding plate (18), the second telescopic plate (15) is connected with a second spring (17), and one end of the second spring (17) is connected with a second sliding plate (19).

6. The lightning protection grounding device for transmission lines according to claim 5, characterized in that: the magnetic circuit is characterized in that a first magnetic block (20) is arranged on the first telescopic plate (14), a second magnetic block (21) is arranged on the second telescopic plate (15), and opposite surfaces of the first magnetic block (20) and the second magnetic block (21) are opposite in polarity.

7. The lightning protection grounding device for transmission lines according to claim 1, characterized in that: and a drainage channel (22) for draining away rainwater drops is also arranged in the mounting base (6).