CN212845637U

CN212845637U - Lightning protection detection device for building or structure

Info

Publication number: CN212845637U
Application number: CN202020812795.7U
Authority: CN
Inventors: 袁隽
Original assignee: Yunnan Pinghao Construction Testing And Identification Co ltd
Current assignee: Yunnan Pinghao Construction Testing And Identification Co ltd
Priority date: 2020-05-15
Filing date: 2020-05-15
Publication date: 2021-03-30
Anticipated expiration: 2030-05-15

Abstract

The utility model discloses a building or structure lightning protection detection device in the technical field of lightning protection detection, which comprises a bottom plate, wherein a conduction main rod is welded at the top of the bottom plate, the top of the conduction main rod is in threaded connection with a first threaded sleeve, the top of the first threaded sleeve is in threaded connection with an intermediate receiver, the top of the intermediate receiver is in threaded connection with a second threaded sleeve, the top of the second threaded sleeve is in threaded connection with a lead needle head, and a lead wire is welded at the bottom of the bottom plate, so that three parts forming a lightning arrester can be rapidly installed and disassembled, great convenience can be brought in the transportation process, and the friction force between the hand of an operator and the first threaded sleeve and the second threaded sleeve can be effectively increased through the added anti-slip lines arranged on the outer surface of the anti-slip sleeve, so that the hand slip phenomenon generated when the operator installs and disassembles the first threaded sleeve and the second threaded sleeve can be avoided, the operation is influenced, and the working efficiency is greatly improved.

Description

Lightning protection detection device for building or structure

Technical Field

The utility model relates to a lightning protection detects technical field, specifically is a building or structures lightning protection detection device.

Background

The lightning protection device is the sum of a lightning receptor, a down conductor, a grounding device, a Surge Protector (SPD) and other connecting conductors, and generally the lightning protection device of a building is divided into two categories, namely an external lightning protection device and an internal lightning protection device, wherein the external lightning protection device consists of the lightning receptor, the down conductor and the grounding device, namely the traditional lightning protection device, the lightning receptor is a metal object specially used for receiving lightning, a lightning rod of the lightning receptor is called a lightning arrester, a lightning conductor is called a lightning conductor or an overhead ground wire, a metal strip and a metal net of the lightning receptor are called lightning strips or lightning nets, all the lightning receptors are connected with the grounding device through the down conductor, lightning rods, the lightning conductor, the lightning nets and the lightning strips are all lightning receptors which use the prominent position higher than a protected object to lead the lightning to the lightning and then discharge the lightning current into the ground through the down conductor and the grounding device, thereby protecting the protected object from lightning strikes. The grounding device is also called a grounding integrated device, namely a device for electrically connecting electrical equipment or other objects with the ground. The earthing device is composed of earthing pole (plate), earthing bus (indoor, outdoor), earthing down lead (earthing jumper) and frame earthing, it is used to connect the electric system with the earth, the metal object which is in direct contact with the earth to realize the electric connection is the earthing pole, it can be artificial earthing pole, also can be natural earthing pole, the earthing pole can be assigned with some electric function, for example, it is used to earthing the system, protecting earthing or signal earthing. The grounding busbar is a reference potential point of the electrical device of the building, and the part needing grounding in the electrical device is connected with the grounding electrode through the grounding busbar. The lightning protection device also plays another role, namely, the equipotential connecting lines in the electrical device are mutually communicated through the lightning protection device, so that the total equipotential connection between large conductive parts in a building is realized, the connecting line between the grounding electrode and the grounding busbar is called as a grounding electrode lead, and the lightning protection device also has enough thermal stability to bear the thermal destruction effect of lightning current, aims to lead the lightning current into the ground smoothly, so as to be beneficial to reducing the lightning overvoltage, and is also called as overvoltage protection grounding.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a building or structures lightning protection detection device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a building or structure lightning protection detection device, includes the bottom plate, the top welding of bottom plate has the conduction mobile jib, conduction mobile jib top threaded connection has first thread bush, receiver in the middle of the threaded connection of first thread bush top, receiver top threaded connection has the second thread bush in the middle, second thread bush top threaded connection has the pinhead that connects the downlead, the welding of bottom plate bottom has the downlead, the one end welding that the bottom plate was kept away from to the downlead has ground conductor.

Preferably, round openings are formed in the top of the bottom plate, and four round openings are formed in the bottom plate and distributed in four corners of the bottom plate.

Preferably, the bottom plate is externally sleeved with an insulating sleeve, and the insulating sleeve is positioned on the outer circumferential surface of the conductive main rod.

Preferably, a protective sleeve is sleeved outside the down lead, and the protective sleeve is provided with a heat conduction layer.

Preferably, the outer surfaces of the first threaded sleeve and the second threaded sleeve are both provided with anti-skidding sleeves, and the surfaces of the anti-skidding sleeves are provided with anti-skidding threads.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has reasonable structural design, the lightning arrester is divided into a conduction main rod, a middle receiver and a guiding needle head, the middle receiver is in threaded connection with the conduction main rod through a first thread bush, the middle receiver is in threaded connection with the guiding needle head through a second thread bush, the internal thread inside the first thread bush and the second thread bush is matched with the external thread outside the conduction main rod, the middle receiver and the guiding needle head, the first thread bush and the second thread bush are screwed down to one side direction during installation, the first thread bush and the second thread bush are unscrewed to the other side direction during disassembly, thereby the three parts forming the lightning arrester can be quickly installed and disassembled, great convenience can be brought during transportation, and the friction force between the hand of an operator and the first thread bush and the second thread bush can be effectively increased through the anti-skid lines arranged on the outer surface of the added anti-skid bush, thereby can avoid operating personnel to influence the operation at the smooth phenomenon of hand that produces when first thread bush and second thread bush are dismantled in the installation, very big increase work efficiency.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a sectional view of the overall structure of the present invention;

FIG. 3 is a top view of the structure of the present invention;

in the figure: the device comprises a grounding conductor 1, a down lead 2, a bottom plate 3, a first threaded sleeve 4, a middle receiver 5, a lead connecting needle 6, a second threaded sleeve 7, an anti-slip sleeve 8, a conductive main rod 9, a round opening 10, an insulating sleeve 11 and a protective sleeve 12.

Detailed Description

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

Referring to fig. 1 and fig. 2, the present invention provides a technical solution: a lightning protection detection device for a building or a structure comprises a bottom plate 3, a conduction main rod 9 is welded at the top of the bottom plate 3, a first threaded sleeve 4 is in threaded connection with the top of the conduction main rod 9, an intermediate receiver 5 is in threaded connection with the top of the first threaded sleeve 4, a pilot channel is formed by the intermediate receiver 5 during discharging, thunder can be preferentially guided into the intermediate receiver 5, the thunder is conducted into a down lead 2 through the conduction main rod 9 and further conducted onto a grounding conductor, so that the thunder can be absorbed by the ground, a second threaded sleeve 7 is in threaded connection with the top of the intermediate receiver 5, a down lead needle 6 is in threaded connection with the top of the second threaded sleeve 7, the air is electrified to form an electric field through ionization of the down lead needle 6 to the surrounding air, so that the absorption of the thunder by the intermediate receiver 5 is more facilitated, the down lead 2 is welded at the bottom of the bottom plate 3, and the, the internal threads inside the first threaded sleeve 4 and the second threaded sleeve 7 are matched with the external threads outside the conduction main rod 9 and the middle receiver 5 and the guide needle 6, the first threaded sleeve 4 and the second threaded sleeve 7 are screwed down towards one side direction during installation, and the first threaded sleeve 4 and the second threaded sleeve 7 are unscrewed towards the other side direction during disassembly, so that an operator can rapidly disassemble and assemble the conduction main rod 9, the middle receiver 5 and the guide needle 6, the working difficulty of the operator during transportation, assembly, disassembly and replacement is greatly facilitated, the time required during transportation, assembly, disassembly and replacement is greatly reduced, and the working efficiency is increased;

referring to fig. 3 and 2, the top of the bottom plate 3 is provided with four round openings 10, the four round openings 10 are distributed at four corners of the bottom plate 3, the bottom plate 3 can be fixed at a desired position through the round openings 10, and the four round openings 10 distributed around can prevent the bottom plate 3 from sliding due to instability, so that accidents caused by instability of the bottom plate 3 can be avoided, and the safety is greatly improved;

referring to fig. 3 and 2, a layer of insulating sleeve 11 is sleeved outside the bottom plate 3, the insulating sleeve 11 is positioned on the outer circumferential surface of the main conducting rod 9, and the insulating sleeve 11 sleeved on the outer circumferential surface of the main conducting rod can prevent thunder and lightning from reaching the surface of the bottom plate 3, so that unnecessary building damage and casualties are reduced, the safety of the device is greatly improved, and the practicability of the device is improved;

referring to fig. 1 and 2, a protective sleeve 12 is sleeved outside the down conductor 2, the protective sleeve 12 is provided with a heat conducting layer, and the heat conducting layer of the protective sleeve 12 can rapidly dissipate heat of the down conductor 2, so that damage caused by overhigh temperature when the down conductor 2 conducts lightning is avoided, the service life of the device is greatly prolonged, and the use cost is reduced;

referring to fig. 1 and 2, the outer surfaces of the first threaded sleeve 4 and the second threaded sleeve 7 are both provided with anti-slip sleeves 8, the surface of each anti-slip sleeve 8 is provided with anti-slip lines, and the friction force between the hand of an operator and the first threaded sleeve 4 and the second threaded sleeve 7 can be effectively increased through the anti-slip lines arranged on the outer surface of each anti-slip sleeve 8, so that the hand slip phenomenon generated when the operator installs and detaches the first threaded sleeve 4 and the second threaded sleeve 7 can be avoided, the difficulty of the operator in the operation process is greatly reduced, and the working efficiency is greatly increased;

the working principle is as follows: firstly, the novel experimental device is transported to a position needing to work, the bottom plate 3 is placed at a designated position, the bottom plate 3 can be fixed at a required position through the round openings 10, four round openings 10 are distributed on the periphery, bolts penetrate through the round openings 10 to fix the bottom plate 3 at the required position of a building, the bottom plate 3 is prevented from sliding due to instability, then the down lead 2 and the conduction main rod 9 are welded on the bottom plate 3, then the middle receiver 5 and the down lead 6 are installed at the top of the conduction main rod 9 in a threaded manner through the first thread sleeve 4 and the second thread sleeve 7, when the down lead 6 and the middle receiver 5 need to be replaced, the first thread sleeve 4 and the second thread sleeve 7 are screwed up towards one side direction through the mutual matching of internal threads inside the first thread sleeve 4 and the second thread sleeve 7 and external threads outside the conduction main rod 9, the middle receiver 5 and the down lead 6, when the grounding conductor 1 is detected, the grounding conductor 1 can be quickly radiated by the heat conducting layer of the protecting sleeve 12, the damage caused by overhigh temperature when the lightning is guided by the down conductor 2 is avoided, the welded grounding conductor 1 is buried underground and the position is marked, the position of the grounding conductor 1 can be conveniently and quickly found by an operator when the grounding conductor 1 is detected, the middle receiver 5 and the lead connection needle 6 can be quickly installed and disassembled by the connecting action of the first thread sleeve 4 and the second thread sleeve 7, and the operation of the operator during transportation, maintenance and replacement is greatly facilitated, the working efficiency is greatly improved, and the working cost is reduced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A building or structure lightning protection detection device, includes bottom plate (3), its characterized in that: the welding of the top of bottom plate (3) has conduction mobile jib (9), conduction mobile jib (9) top threaded connection has first thread bush (4), receiver (5) in the middle of first thread bush (4) top threaded connection, receiver (5) top threaded connection has second thread bush (7) in the middle, second thread bush (7) top threaded connection has connects and draws syringe needle (6), the welding of bottom plate (3) bottom has downlead (2), the one end welding that bottom plate (3) were kept away from to downlead (2) has ground conductor (1).

2. A lightning protection detection device for a building or structure according to claim 1, wherein: round openings (10) are formed in the top of the bottom plate (3), and four round openings (10) are distributed in four corners of the bottom plate (3).

3. A lightning protection detection device for a building or structure according to claim 2, wherein: the outer cover of bottom plate (3) is equipped with one deck insulating cover (11), insulating cover (11) are located conduction mobile jib (9) outside circumference surface.

4. A lightning protection detection device for a building or structure according to claim 3, wherein: the outer portion of the down lead (2) is sleeved with a protective sleeve (12), and the protective sleeve (12) is provided with a heat conduction layer.

5. A lightning protection detection device for a building or structure according to claim 1, wherein: the outer surfaces of the first threaded sleeve (4) and the second threaded sleeve (7) are both provided with anti-skidding sleeves (8), and the surfaces of the anti-skidding sleeves (8) are provided with anti-skidding lines.