CN216085703U - Lightning receptor for protecting large-span wood structure - Google Patents

Abstract

The utility model relates to a protection large-span timber structure's lightning-arrest structure belongs to the lightning-arrest technical field of large building, and it includes the back timber, be provided with lightning-arrest piece on the back timber, lightning-arrest piece ground connection, the fixed mounting panel that is provided with on the back timber, be provided with the limit structure who is used for the restriction lightning-arrest piece position on the mounting panel. This application has the convenient effect of installation on wooden structure.

Description

Lightning receptor for protecting large-span wood structure

Technical Field

The application relates to the technical field of lightning protection of large-scale buildings, in particular to a lightning receptor for protecting a large-span wood structure.

Background

Lightning is extremely destructive, with voltages of millions to tens of millions of volts, and currents of hundreds of thousands of amperes. Lightning strikes can explode buildings or cause fire disasters, so that people and livestock are killed, accidents such as power failure of a power system and the like can be caused, and therefore, the buildings which are easy to be struck by lightning must be provided with lightning protection devices. The lightning protection device of the building comprises three parts, namely a lightning receiving device, a down conductor and a grounding device.

At present, a lightning rod or a galvanized round steel lightning receptor band is adopted in a traditional lightning receptor, and is usually fixed on a structure of a building through welding, so that lightning is attracted to the lightning receptor band and is safely guided into the ground, and therefore nearby buildings are prevented from being struck by lightning.

Aiming at the related technology, the wood structure cannot be welded, so that the defect of inconvenient installation exists.

Disclosure of Invention

In order to install conveniently on timber structure, this application provides a lightning receptor of protection large-span timber structure.

The application provides a pair of lightning arrester of protection large-span timber structure adopts following technical scheme:

the utility model provides a protection large-span timber structure's arrester, includes the back timber, be provided with lightning-arrest spare on the back timber, lightning-arrest spare ground connection, the fixed mounting panel that is provided with on the back timber, be provided with the limit structure who is used for restricting lightning-arrest spare position on the mounting panel.

Through adopting above-mentioned technical scheme, the mounting panel is fixed in on the back timber, makes lightning-arrest spare need not direct mount on the back timber, is provided with limit structure on the mounting panel, fixes through limit structure on the mounting panel when installing lightning-arrest spare, has realized the convenient installation in wooden structure.

Optionally, limit structure includes the buckle, the buckle includes spacing section and canned paragraph, be provided with on the canned paragraph and be used for being fixed in the mounting panel with the buckle on the mounting panel, spacing section can be dismantled with lightning-arrest piece and be connected.

Through adopting above-mentioned technical scheme, the mounting on the canned paragraph guarantees that the buckle can be fixed with the mounting panel on, and the butt board and the lightning-arrest piece of buckle can be dismantled and be connected, can also dismantle at any time when making the lightning-arrest piece can stabilize and set up on the back timber, and is more convenient.

Optionally, the lightning protection member includes roof and two blocks of curb plates, two curb plate perpendicular to roof sets up, two curb plate parallel arrangement, curb plate top and roof fixed connection, the curb plate bottom mounting be provided with be used for with the bending section of spacing section butt.

Through adopting above-mentioned technical scheme, when the lightning-arrest piece of installation, make the roof diapire in back timber roof butt, the lateral wall and the diapire butt of the spacing section of the bending section inner wall of two curb plate bottoms and buckle, displacement about the spacing section of buckle will effectively prevent lightning-arrest piece from this, simultaneously because spacing section diapire also can effectively avoid spacing lightning-arrest piece displacement upwards with bending section inner wall butt, easy to assemble when having guaranteed the stability of lightning-arrest piece.

Optionally, the bottom end of the mounting plate is fixedly provided with an inclined plate which is inclined downwards in a direction away from the top beam.

Through adopting above-mentioned technical scheme, when raining, the hang plate can play the effect of water conservancy diversion, makes the rainwater flow along the hang plate direction, prevents effectively that the rainwater from permeating the gap of mounting panel and back timber to play the effect of protection top beam.

Optionally, an included angle between the inclined plate and the plane where the mounting plate is located is an acute angle.

Through adopting above-mentioned technical scheme, the water conservancy diversion effect of the hang plate that inclination is the acute angle is better, effectively avoids the rainwater to gather in the junction of mounting panel and hang plate.

Optionally, the lightning protection member and the mounting plate are both made of aluminum-magnesium-manganese alloy.

By adopting the technical scheme, the aluminum-magnesium-manganese alloy plate has light dead weight, can reduce the pressure on the top beam, aluminum in the alloy and the atmosphere form an aluminum oxide film to enhance the corrosion resistance of the alloy, and magnesium and manganese can improve the strength and rigidity of the alloy, so that the lightning protection part is corrosion-resistant, firmer and difficult to deform.

Optionally, the surfaces of the lightning protection member and the mounting plate are both provided with an anticorrosive coating.

Through adopting above-mentioned technical scheme, the anticorrosive coating further increases the corrosion resistance of lightning-arrest piece, prolongs the life of lightning-arrest piece.

Optionally, the fixing element is a screw, and the screw penetrates through the fixing section and the mounting plate and is in threaded connection with the top beam.

By adopting the technical scheme, the mounting plate is fixed on the top beam while the fixing section is fixed on the mounting plate by the screw, so that the mounting is more convenient while the fixing material is saved.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the mounting plate is fixed on the top beam, so that the lightning protection piece does not need to be directly mounted on the top beam, and the mounting plate is provided with a limiting structure and is fixed through the limiting structure on the mounting plate when the lightning protection piece is mounted, so that the lightning protection piece is conveniently mounted on a wood structure;

2. the inclined plate can play a role in guiding flow, so that rainwater flows along the direction of the inclined plate, and the rainwater is effectively prevented from permeating into a gap between the mounting plate and the top beam, thereby playing a role in protecting the top beam;

3. the aluminum-magnesium-manganese alloy plate has light dead weight, can reduce the pressure on the top beam, and aluminum in the alloy and the atmosphere form an aluminum oxide film to enhance the corrosion resistance of the alloy.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

FIG. 2 is a cross-sectional view of an embodiment of the present application;

fig. 3 is a schematic structural view of a lightning conductor and a mounting plate according to an embodiment of the present application;

fig. 4 is a schematic structural diagram of a fastener according to an embodiment of the present application.

Description of reference numerals: 1. a top beam; 2. a lightning conductor; 21. a top plate; 22. a side plate; 23. a curved section; 24. a butt joint plate; 3. buckling the plate; 31. a limiting section; 32. a fixed section; 4. a screw; 5. mounting a plate; 6. an inclined plate; 7. an anticorrosive layer; 8. and a through hole.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses lightning receptor of protection large-span timber structure.

Referring to fig. 1, a lightning receptor for protecting a large-span wood structure comprises a top beam 1, wherein the top beam 1 is of a wood structure, and the top beam 1 is of an arc structure. In the present embodiment, the top beam 1 belongs to a component of a large arc-shaped wooden building, such as a wooden rain shed and a wooden greenhouse.

Referring to fig. 2, a lightning arrester 2 is arranged on the top wall of the top beam 1, and the lightning arrester 2 is made of aluminum-magnesium-manganese alloy. Because the top beam 1 is of a wood structure, the weight capable of bearing is smaller than that of a metal beam structure, the aluminum-magnesium-manganese alloy plate is light in dead weight, the pressure borne by the top beam 1 can be reduced, an aluminum oxide film is formed between aluminum in the alloy and the atmosphere to enhance the corrosion resistance of the alloy, and the magnesium and manganese can improve the strength and rigidity of the alloy, so that the lightning protection part 2 is corrosion-resistant, firmer and difficult to deform.

Referring to fig. 2, the outer wall of the lightning arrester 2 is covered with an anticorrosive coating 7, and the material of the anticorrosive coating 7 is set to be dark gray fluorocarbon coating. The fluorine element introduced into the fluorocarbon paint has large electronegativity, strong fluorocarbon bond energy and basically no activity, and does not react with other elements under common conditions, so the fluorocarbon paint has good corrosion resistance. The lightning arrester 2 comprises a top plate 21 and two side plates 22, wherein the two side plates 22 are arranged in parallel and perpendicular to the top plate 21, and the side plates 22 are welded on the bottom wall of the top plate 21.

Referring to fig. 3, the bottom end of the side plate 22 of the lightning arrester 2 is fixedly provided with a bending section 23, the section of the bending section 23 is arc-shaped, one end of the bending section 23 is welded with the bottom end of the side plate 22, the other end of the bending section is fixedly provided with a butt plate 24, and the butt plate 24 is parallel to the side plate 22.

Referring to fig. 4, a mounting plate 5 is arranged on the side wall of the top beam 1, a screw 4 penetrates through the mounting plate 5, the screw 4 is made of wood, and the screw 4 is in threaded connection with the top beam 1. The bottom end of the mounting plate 5 is fixedly provided with an inclined plate 6 which inclines downwards in a direction away from the top beam 1, in the embodiment, the included angle between the inclined plate 6 and the plane where the mounting plate 5 is located is 30 degrees, and in other embodiments, the included angle can also be set to be acute angles such as 25 degrees and 45 degrees. The mounting plate 5 and the inclined plate 6 are both made of aluminum-magnesium-manganese alloy, and the outer walls of the mounting plate 5 and the inclined plate 6 are both covered with dark gray fluorocarbon paint.

Referring to fig. 3 and 4, the mounting plate 5 is fixedly provided with a buckle plate 3, the buckle plate 3 comprises a limiting section 31 and a fixing section 32, the limiting section 31 and the fixing section 32 are integrally formed, the fixing section 32 is provided with a through hole 8, a screw 4 penetrates through the through hole 8, and the fixing section 32 is fixedly connected with the mounting plate through the screw 4. The diapire of spacing section 31 and the inner wall butt of the crooked section 23 of lightning-arrest 2, the butt plate 24 is used for the spacing section 31 of buckle 3 to be close to the lateral wall butt of back timber 1 to the area of contact of crooked section 23 with spacing section 31 has been increased, makes spacing effect better.

The implementation principle of the lightning arrester for protecting the large-span wood structure in the embodiment of the application is as follows: mounting panel 5 is fixed in on back timber 1, the fixed buckle 3 that is provided with on mounting panel 5, the staff is when the lightning-arrest piece 2 of installation, place roof 21 of lightning-arrest piece 2 on the roof of back timber 1 earlier, place the spacing 31 bottoms of buckle 3 in the bending section 23 of lightning-arrest piece 2 again, the bending section 23 inner wall will be because the gravity butt with spacing 31 bottoms, prevent to a certain extent that lightning-arrest piece 2 from reciprocating, thereby need not weld on wooden back timber 1, realize the convenient installation in wooden structure.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a protection large-span timber structure's arrester which characterized in that: including back timber (1), be provided with lightning-arrest piece (2) on back timber (1), lightning-arrest piece (2) ground connection, the fixed mounting panel (5) that is provided with on back timber (1), be provided with the limit structure who is used for restricting lightning-arrest piece (2) position on mounting panel (5).

2. A lightning receptor for protecting a large span wood structure according to claim 1, characterized in that: limiting structure includes buckle (3), buckle (3) are including spacing section (31) and canned paragraph (32), be provided with on canned paragraph (32) and be used for being fixed in the mounting panel (5) the mounting on with buckle (3), spacing section (31) can be dismantled with lightning-arrest piece (2) and be connected.

3. A lightning receptor for protecting a large span wood structure according to claim 2, characterized in that: lightning-arrest piece (2) include roof (21) and two curb plate (22), two curb plate (22) perpendicular to roof (21) set up, two curb plate (22) parallel arrangement, curb plate (22) top and roof (21) fixed connection, curb plate (22) bottom mounting is provided with curved section (23) that are used for with spacing section (31) butt.

4. A lightning receptor for protecting a large span wood structure according to claim 3, characterized in that: the bottom end of the mounting plate (5) is fixedly provided with an inclined plate (6) which inclines downwards in the direction away from the top beam (1).

5. A lightning receptor for protecting a large span wood structure according to claim 4, characterized in that: the included angle of the plane where the inclined plate (6) and the mounting plate (5) are located is an acute angle.

6. A lightning receptor for protecting a large span wood structure according to claim 5, characterized in that: the lightning protection part (2) and the mounting plate (5) are both made of aluminum-magnesium-manganese alloy.

7. A lightning receptor for protecting a large span wood structure according to claim 6, characterized in that: and the surfaces of the lightning protection part (2) and the mounting plate (5) are both provided with an anticorrosive coating (7).

8. A lightning receptor for protecting a large span wood structure according to claim 7, characterized in that: the fixing piece is set to be a screw (4), and the screw (4) penetrates through the fixing section (32) and the mounting plate (5) to be in threaded connection with the top beam (1).

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