CN211151055U - A direct lightning protection device - Google Patents

Abstract

The utility model discloses a device for preventing direct lightning strike, which comprises an air-termination device, a lifting rod, an adapter, a grounding unit and a down-conductor; the adapter includes an insulating part, a copper base and a connecting post; the insulating part It is connected with the lifting rod, the copper base is partially sleeved in the insulating member, and is connected with the air-termination device, and the connecting post is set on the copper base; it includes a bus bar, a grounding wire and a grounding The ground wire is connected to the bus bar, and the ground electrode is connected to the ground wire; one end of the down conductor is connected to the bus bar, and the other end is fixed to the adapter through a nut on the terminal in the . The utility model proposes a direct lightning protection device, which adopts a liftable lifting rod (that is, a mobile lightning protection bracket), which can better solve the technical problems that the traditional lightning rod is difficult to erect and cannot be moved. Withdrawal is convenient and quick.

Description

A direct lightning protection device

technical field

The utility model belongs to the technical field of lightning protection equipment, in particular to a direct lightning protection equipment.

Background technique

Lightning arrester refers to a device used to protect buildings, etc. from lightning strikes. In the prior art, a metal rod is installed on the top of a tall building, and a metal wire is used to connect it with a metal plate buried in the ground. neutralize.

At present, the surface-to-air missile weapon system has no maneuverable lightning protection measures. There are only some independent traditional lightning rods on fixed positions, and the lightning protection and lightning protection effects are poor. Once the system is struck by lightning, it may cause system paralysis and cause huge military and economic losses. Especially in recent years, some new equipment has been equipped with coastal troops one after another. The equipment is located in many minefields, and the phenomenon of being struck by lightning occurs from time to time. Due to the mobile combat nature of surface-to-air missile weapon systems, the need for mobile mine protection is more urgent. In order to ensure the all-weather combat capability of the surface-to-air missile weapon system in the thunderstorm climate when the surface-to-air missile weapon system is maneuvering, it is necessary to solve the problem of rapid mine protection of the surface-to-air missile weapon system under the maneuvering condition.

Utility model content

In view of the above problems, the utility model proposes a direct lightning protection device, which adopts a liftable lift rod (ie a mobile lightning protection bracket), which can better solve the technical problems that the traditional lightning rod is difficult to erect and cannot be moved, and has high maneuverability. It is convenient and quick to carry, unfold and retract.

In order to realize the above-mentioned technical purpose and achieve the above-mentioned technical effect, the utility model is realized through the following technical solutions:

A device for preventing direct lightning strike, comprising:

lightning receptor;

lift rod;

The adapter includes an insulating piece, a copper base and a terminal, the insulating piece is connected with the lifting rod, the copper base is partially sleeved in the insulating piece, and is connected with the air-termination device, the The terminal is arranged on the copper base;

a grounding unit, including a bus bar, a ground wire and a ground electrode, the ground wire is connected to the bus bar, and the ground electrode is connected to the ground wire;

One end of the down-conductor is connected with the bus bar, and the other end is fixed on the connecting post in the adapter through a nut.

As a further improvement of the present invention, the lifting rod is a manual lifting rod.

As a further improvement of the present utility model, the lifting rod includes a ground stake, a base, a telescopic rod body, a cable box, a first crank handle and a second crank handle;

One end of the base is connected with the ground pile, and the other end is connected with the first end of the telescopic rod body;

The second end of the telescopic rod body is connected with the adapter;

The cable box, the first crank handle and the second crank handle are all mounted on the rod body, and when the first crank handle or the second crank handle is rotated, the telescopic rod body is raised or lowered.

As a further improvement of the present invention, the telescopic rod body is made of stainless steel.

As a further improvement of the present invention, when the number of the grounding electrodes is greater than 1, each grounding electrode is connected to the grounding wire at equal intervals.

As a further improvement of the present invention, the material of the insulating member is epoxy resin.

As a further improvement of the present invention, the nut is a wing nut.

Compared with the prior art, the beneficial effects of the present utility model:

The utility model adopts a liftable lift rod (that is, a mobile lightning protection bracket), which can better solve the technical problems that the traditional lightning rod is difficult to erect and cannot be moved.

The utility model has the characteristics of simple and reliable grounding, reasonable structure, simple installation and disassembly, reusable mobile use, good discharge effect, etc. It breaks through the traditional lightning protection grounding device which can only be buried underground and erected, which takes a long time to erect, is difficult to disassemble, and cannot be disassembled. The technical difficulties of repeated mobile use make mobile mine protection possible.

The lightning receptor selected by the utility model has the fastest pre-discharge time in advance, that is, the lightning is preferentially introduced into the ground. Under the same installation height, the protection radius of the lightning rod is larger than that of the ordinary lightning rod, that is, the lightning protection range is large; and there is no internal lightning protection. Electronic components are safer and reduce hidden troubles.

The materials selected by the utility model all have strong resistance to salt spray, high and low temperature, and corrosion resistance, and can be used in places with harsh natural environments such as coastal areas and mountains, with strong environmental adaptability and wide application range.

Description of drawings

In order to make the content of the present invention easier to be understood clearly, the present invention will be described in further detail below according to specific embodiments and in conjunction with the accompanying drawings, wherein:

1 is a schematic diagram of the overall structure of a direct lightning protection device according to an embodiment of the present utility model;

2 is a schematic structural diagram of an adapter according to an embodiment of the present invention;

Among them: 1-air-termination device, 2-down conductor, 3-lifting rod, 4-grounding pole, 5-radar equipment, 6-busbar, 7-copper base, 8-potential drop, 9-facade protection range , 10-insulation piece, 11-terminal, 12-nut.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present utility model more clear, the present utility model will be further described in detail below with reference to the embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, and are not used to limit the protection scope of the present invention.

The application principle of the present utility model will be described in detail below with reference to the accompanying drawings.

As shown in Figure 1, the utility model provides a kind of anti-direct lightning strike equipment, including:

Lightning Termination 1, used to provide a pilot and then receive a direct lightning strike;

lift rod 3;

The adapter includes an insulating member 10, a copper base 7 and a terminal 11. The insulating member 10 is connected to the lifting rod 3, and the copper base 7 is partially sleeved in the insulating member 10 and is connected with the The lightning receptor 1 is connected, and the terminal 11 is set on the copper base 7; it is mainly used to reduce the lightning creepage distance and isolate the lightning current so that it does not flow through the lifting rod 3; in the specific implementation, the insulating member The material of 10 can be epoxy resin;

The grounding unit includes a bus bar 6, a ground wire and a ground electrode 4, the ground wire is connected to the bus bar 6, and the ground electrode 4 is connected to the ground wire; when the number of the ground electrodes 4 is greater than 1 When , each grounding electrode 4 is connected to the grounding wire at equal intervals;

One end of the downconductor 2 is connected to the bus bar 6 , and the other end is fixed on the connecting post 11 in the adapter through a nut 12 . In specific implementation, the nut may be a wing nut.

In a specific embodiment of the present invention, the lifting rod 3 is a manual lifting rod 3, specifically: the lifting rod 3 includes a ground stake, a base, a telescopic rod body, a cable box, a first crank handle and a second rocking handle;

One end of the base is connected with the ground pile, and the other end is connected with the first end of the telescopic rod body;

The second end of the telescopic rod body is connected with the adapter; in specific implementation, the telescopic rod body may be made of stainless steel.

The cable box, the first crank handle and the second crank handle are all mounted on the rod body, and when the first crank handle or the second crank handle is rotated, the telescopic rod body is raised or lowered.

In other embodiments of the present invention, the lift rod 3 may also be an automatic lift rod 3 .

To sum up, the working principle of the anti-direct lightning strike device of the present invention is as follows:

Before the thunderstorm comes, use the lifting rod 3 to quickly lift the air-termination device 1 installed on the top of the air-termination device 1 to the set height, and pre-discharge in advance through the protruding metal needle (ie the upper electrode) on the air-termination device 1 to generate an upward-launched upward pilot. , when the upward leader and the downward leader generated by the thundercloud meet above the air-termination device 1, the lightning current is led to the active air-termination device 1, and is released to the ground through the down-conductor 2 and the grounding unit, resulting in a potential drop of 8, that is, When the lightning current is scattered into the earth through the grounding electrode 4, it is equivalent to the indication of the gradual dissipation of the lightning. The lightning receptor used in the present invention can protect the radar equipment 5 within the protection range 9 of the facade from being directly struck by lightning, that is, the protection range of the facade is protected from direct lightning strikes. Inside, the lightning is attracted by the air-termination device, and when it hits the air-termination device, the lightning does not hit the radar equipment 5. When the lightning protection work is completed, the telescopic rod body can be quickly retracted and the active air receptor 1 and its down conductor 2 can be retracted.

The basic principles and main features of the present invention and the advantages of the present invention are shown and described above. It should be understood by those skilled in the art that the present invention is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention There will also be various changes and improvements in the new model, which all fall within the scope of the claimed invention. The claimed scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. an anti-direct lightning strike device, is characterized in that, comprises: lightning receptor; lift rod; The adapter includes an insulating piece, a copper base and a terminal, the insulating piece is connected with the lifting rod, the copper base is partially sleeved in the insulating piece, and is connected with the air-termination device, the The terminal is arranged on the copper base; a grounding unit, including a bus bar, a ground wire and a ground electrode, the ground wire is connected to the bus bar, and the ground electrode is connected to the ground wire; One end of the down-conductor is connected with the bus bar, and the other end is fixed on the connecting post in the adapter through a nut. 2 . The device for preventing direct lightning strike according to claim 1 , wherein the lifting rod is a manual lifting rod. 3 . 3. The device for preventing direct lightning strikes according to claim 2, wherein the lifting rod comprises a ground stake, a base, a telescopic rod body, a cable box, a first crank handle and a second crank handle; One end of the base is connected with the ground pile, and the other end is connected with the first end of the telescopic rod body; The second end of the telescopic rod body is connected with the adapter; The cable box, the first crank handle and the second crank handle are all mounted on the rod body, and when the first crank handle or the second crank handle is rotated, the telescopic rod body is raised or lowered. 4 . The device for preventing direct lightning strike according to claim 3 , wherein the telescopic rod body is made of stainless steel. 5 . 5 . The device for preventing direct lightning strike according to claim 1 , wherein when the number of the grounding electrodes is greater than 1, each grounding electrode is connected to the grounding wire at equal intervals. 6 . 6 . The device for preventing direct lightning strike according to claim 1 , wherein the material of the insulating member is epoxy resin. 7 . 7 . The device for preventing direct lightning strike according to claim 1 , wherein the nut is a wing nut. 8 .

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