CN219658980U

CN219658980U - Lightning protection device of metal pipeline joint

Info

Publication number: CN219658980U
Application number: CN202320693369.XU
Authority: CN
Inventors: 张祚明
Original assignee: Shanxi Enboli Lightning Protection Co ltd
Current assignee: Shanxi Enboli Lightning Protection Co ltd
Priority date: 2023-04-02
Filing date: 2023-04-02
Publication date: 2023-09-08
Anticipated expiration: 2033-04-02

Abstract

The utility model provides a lightning protection device of a metal pipeline joint, which relates to the technical field of pipeline lightning protection and comprises a drill rod and a ground connection wire body, wherein the ground connection wire body is fixedly arranged on the outer surface of the drill rod, the outer surface of the drill rod is fixedly connected with a gripping tooth, one end of the ground connection wire body, which is far away from the drill rod, is fixedly connected with a metal wire, and an insulating rubber sleeve is arranged at the joint of the ground connection wire body and the metal wire. The utility model has the advantages that: the circular metal tube can ensure good contact area, achieves the advantage of good conductivity, is simple in structure, is suitable for metal tubes with different diameters, is firm in contact, can exert good conductivity on the metal tubes with different diameters, after the drill rod is inserted into the ground, if the drill rod is pulled upwards, the gripping teeth are embedded into the soil to realize occlusion, so that the drill rod is not easy to pull out, the connection is firmer, and if the drill rod is inserted into a drilled hole in a hard wall, the elastic force of the gripping teeth clings to the inner wall of the hole, so that the purpose of firmness in fixation is realized.

Description

Lightning protection device of metal pipeline joint

Technical Field

The utility model relates to the technical field of pipeline lightning protection, in particular to a lightning protection device of a metal pipeline joint.

Background

In the lightning protection device for the metal pipeline joint disclosed in the Chinese patent CN211789591U, the lug plate and the L-shaped clamping piece are clamped at the edge position of the metal pipe, the connecting bolt is screwed down so that the connecting bolt penetrates through the upper through hole, and the convenience of connection and installation is improved due to the metal pipe wall and the lower through hole; under the action of the insulating dampproof rubber sleeve and the transparent insulating leather, the dampproof and oxidation-proof effects are achieved, the service life of the connecting wire body is prolonged, and the lightning protection effect is improved; after connection, the hand handle is turned to insert the grounding rod into the underground or house wall, but the lightning protection device for the metal pipeline connector has the following defects when solving the problems:

1. the connecting lug comprises a lug plate and an L-shaped clamping piece, and the pipeline is generally circular, so that the contact area between the lug plate and the L-shaped clamping piece on the surface of the circular pipeline is small, and the electric conduction performance is poor.

2. If the diameter of the pipeline is too large, the lug plate and the L-shaped card are possibly not sleeved with the pipeline, and if the diameter of the pipeline is smaller, the lug plate and the L-shaped card are loose and are not firmly contacted, so that conductivity is affected.

3. The grounding rod is inserted into the underground or a house wall to realize grounding, so that the grounding rod is directly inserted into the underground, the fixation is relatively weak, and when the grounding rod is inserted into the house wall, the surface of the house wall is hard, so that holes are required to be punched firstly, then the grounding rod is inserted into the house wall, the surface of the grounding rod and the hole site on the house wall have small friction force, and the fixation is also weak.

Disclosure of Invention

The object of the present utility model is to solve at least one of the technical drawbacks.

Therefore, an object of the present utility model is to provide a lightning protection device for a metal pipeline connector, so as to solve the problems mentioned in the background art and overcome the defects existing in the prior art.

In order to achieve the above purpose, an embodiment of an aspect of the present utility model provides a lightning protection device for a metal pipeline connector, including a drill rod and a ground connection wire body, where the ground connection wire body is fixedly installed on an outer surface of the drill rod, the outer surface of the drill rod is fixedly connected with gripping teeth, one end of the ground connection wire body far away from the drill rod is fixedly connected with a metal wire, and an insulation rubber sleeve is provided at a joint of the ground connection wire body and the metal wire.

By the preferred outside surface fixedly connected with electrically conductive cover of arbitrary scheme, electrically conductive cover's surface fixedly connected with positioning sleeve, one side threaded connection of positioning sleeve has positioning bolt, even the inside at positioning sleeve is pegged graft to the one end of ground wire body, is convenient for the dismouting ground wire body on the borer stick.

In any of the above embodiments, preferably, the number of the positioning sleeves is plural, and the plurality of positioning sleeves are circumferentially arrayed on the outer surface of the conductive sleeve, so that the plurality of connecting wires can be connected.

By any of the above schemes, preferably, the bottom end of the drill rod is fixedly connected with a conical head, so that the conical head can be conveniently inserted into the ground or a hole.

Compared with the prior art, the utility model has the following advantages and beneficial effects:

1. the ground wire body is wound on the surface of the metal tube through the metal wire, so that a good contact area can be ensured for the circular metal tube, and the advantage of good conductivity is achieved.

2. No matter how many diameters of metal tubes, the metal wires can be wound on the surfaces of the metal tubes by bending, so that enough basic area is ensured, the structure is simple, the metal tubes are suitable for the metal tubes with different diameters, the contact is firm, and good electric conduction performance can be exerted on the metal tubes with different diameters.

3. Through setting up the tooth of grabbing on the surface of borer stick, after inserting the borer stick into ground, if upwards pull out the borer stick, then the tooth of grabbing inserts in soil, realizes the interlock to be difficult for pulling out the borer stick, it is more firm to connect, if insert in the hole of beating on the hard wall body, then when inserting the borer stick, the tooth of grabbing is compressed, inserts the back, the inner wall in hole is hugged closely to the elasticity of tooth of grabbing, thereby realizes fixed firm purpose.

Drawings

Fig. 1 is a schematic structural view of a first embodiment of the present utility model;

FIG. 2 is a schematic diagram of a drill rod according to a first embodiment of the present utility model.

Wherein: 10. the drilling rod comprises a drilling rod body, a drilling rod 11, grabbing teeth 12, a large head 13, a conductive sleeve 14, a positioning sleeve 15, a positioning bolt 16, a conical head 20, a ground connection wire body 21, a metal wire 22 and an insulating rubber sleeve.

Detailed Description

The following describes the embodiments of the present utility model further with reference to the drawings.

Examples

As shown in fig. 1-2, a lightning protection device for a metal pipeline joint of the embodiment includes a drill rod 10 and a ground connection wire body 20, the ground connection wire body 20 is fixedly installed on the outer surface of the drill rod 10, the outer surface of the drill rod 10 is fixedly connected with gripping teeth 11, the number of the gripping teeth 11 is a plurality of, and the circumferential array of the gripping teeth 11 is arranged on the outer surface of the drill rod 10, as shown in fig. 1-2, after the drill rod 10 is inserted into the ground, if the drill rod 10 is pulled up, the gripping teeth 11 are embedded into the soil to realize engagement, so that the drill rod 10 is not easy to pull out, the connection is firmer, if the drill rod 10 is inserted into a hole drilled in a hard wall, then the gripping teeth 11 are compressed when the drill rod 10 is inserted, after the gripping teeth 11 are tightly attached to the inner wall of the hole by elasticity, so that the purpose of fixing firmness is achieved, one end of the ground connection wire body 20 far away from the drill rod 10 is fixedly connected with a metal wire 21, as shown in fig. 1, the metal wire 21 is straight when being processed, when in use, the metal wire 21 is wound on the surface of a pipeline, and the metal wire 21 is wound around the pipeline, so that the metal wire 21 is fixed on the surface of the pipeline 21, and the surface is tightly attached to the ground connection wire body 20, and the ground connection wire body is provided with an insulating sleeve.

The big head 12 is fixedly connected to the top end of the drill rod 10, and when the drill rod 10 is inserted into the ground or a wall body, the drill rod 10 is conveniently knocked by a hammer.

The outer surface fixedly connected with electrically conductive cover 13 of borer 10, the surface fixedly connected with locating sleeve 14 of electrically conductive cover 13, one side threaded connection of locating sleeve 14 has positioning bolt 15, the one end of even ground wire body 20 is pegged graft in the inside of locating sleeve 14, insert even ground wire body 20 back in the locating sleeve 14, rotatory positioning bolt 15 makes positioning bolt 15 with even ground wire body 20 centre gripping fixed in the locating sleeve 14, thereby with even ground wire body 20 fixed mounting at the surface of borer 10, the dismouting is simple and convenient, the quantity of locating sleeve 14 is a plurality of, and a plurality of locating sleeve 14 circumference arrays are at the surface of electrically conductive cover 13, as shown in fig. 2, conveniently connect a plurality of even ground wire body 20.

The bottom end of the drill rod 10 is fixedly connected with a conical head 16, so that the drill rod 10 can be conveniently inserted into a hole in the ground or a wall body.

The working principle of the lightning protection device of the metal pipeline joint of the embodiment is as follows:

the flexible ground is characterized in that the drill rod 10 is directly smashed into the ground, when the wall is installed, holes are punched in the wall, then the drill rod 10 is inserted into the holes, the grabbing teeth 11 can generate larger friction force with soil or the holes, the fixation is firmer, the connecting wire body 20 is connected with the metal pipe, and the metal wire 21 is wound on the surface of the metal pipe, so that the bending is convenient, after the metal pipe is wound, the contact area is more sufficient, the conductivity is good, and the flexible wall is suitable for metal pipes with different thicknesses.

Compared with the prior art, the utility model has the following beneficial effects compared with the prior art:

1. the ground wire body 20 is wound on the surface of the metal tube through the metal wire 21, so that a good contact area can be ensured for the circular metal tube, and the advantage of good conductivity can be achieved.

2. No matter how many diameters of metal tubes, the metal wires 21 can be wound on the surfaces of the metal tubes by bending, so that enough basic area is ensured, the structure is simple, the metal tubes are suitable for the metal tubes with different diameters, the contact is firm, and good electric conduction performance can be exerted on the metal tubes with different diameters.

3. Through setting up the grabber tooth 11 on the surface of borer stick 10, after inserting borer stick 10 on the ground, if upwards pull out borer stick 10, then grabber tooth 11 inlay in soil realizes the interlock to be difficult for pulling out borer stick 10, it is more firm to connect, if insert in the hole of punching on the hard wall body, then when inserting borer stick 10, grabber tooth 11 is compressed, after inserting, the inner wall in hole is hugged closely to the elasticity of grabber tooth 11, thereby realizes fixed firm purpose.

Claims

1. The utility model provides a lightning protection lightning arrester of metal pipeline joint, its characterized in that includes borer stick (10) and even ground wire body (20), even ground wire body (20) fixed mounting is at the surface of borer stick (10), the surface fixedly connected with of borer stick (10) is grabbed tooth (11), even ground wire body (20) keep away from the one end fixedly connected with wire (21) of borer stick (10), the junction of even ground wire body (20) and wire (21) is provided with insulating gum cover (22).

2. A lightning protection device for a metal line joint according to claim 1, characterized in that the number of said gripping teeth (11) is several, and that several of said gripping teeth (11) are circumferentially arrayed on the outer surface of the rod (10).

3. A lightning protection device for a metal pipeline joint according to claim 1, wherein the tip of the rod (10) is fixedly connected with a large head (12).

4. The lightning protection device of the metal pipeline joint according to claim 1, wherein the outer surface of the drill rod (10) is fixedly connected with a conductive sleeve (13), the outer surface of the conductive sleeve (13) is fixedly connected with a positioning sleeve (14), one side of the positioning sleeve (14) is in threaded connection with a positioning bolt (15), and one end of the connecting wire body (20) is inserted into the positioning sleeve (14).

5. A lightning protection device for a metal line terminal according to claim 4, wherein the number of said positioning sleeves (14) is plural and a plurality of said positioning sleeves (14) are circumferentially arrayed on the outer surface of the conductive sleeve (13).

6. A lightning protection device for a metal pipeline joint according to claim 1, wherein the bottom end of the drill rod (10) is fixedly connected with a conical head (16).