Lightning arrester installed on decorative roof parapet wall

By installing a lightning protection device consisting of a bracket, exterior wall decorations, a metal capping, and metal flat iron on the parapet wall of the decorative roof, the problems of complex structure, high cost, large space occupation, and inconvenient maintenance of existing lightning protection devices are solved, achieving a simplified structure, reduced cost, and easy maintenance effect in lightning protection.

CN223967626UActive Publication Date: 2026-03-03SHANGHAI CONSTR ENG DESIGN & RSCH INST CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-03-24
Publication Date
2026-03-03

AI Technical Summary

Technical Problem

Existing lightning protection devices on building roofs are complex in structure, costly, occupy a lot of space, and are inconvenient to maintain and repair, affecting both the decorative effect and the lightning protection effect.

Method used

The lightning protection device consists of a bracket, exterior wall decoration, metal capping, metal flat iron, and copper terminals. It uses the metal capping and metal flat iron to divert lightning strikes, and combines rubber gaskets and sealant to improve sealing. It simplifies the structure and facilitates installation.

Benefits of technology

It achieves lightning protection with simple structure, low cost, small footprint, and easy maintenance, and solves the waterproofing problem of traditional lightning protection devices, making it suitable for various building scenarios.

✦ Generated by Eureka AI based on patent content.

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    Figure CN223967626U_ABST
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Abstract

The utility model discloses a lightning arrester mounted on a decorative roof parapet wall, which comprises a support, an outer wall decorating part, a metal coping, metal flat iron, a copper wiring terminal and a copper wire, the support is fixed on a concrete main body structure of the decorative roof parapet wall, the outer wall decorating part is fixedly mounted on the support, and the metal coping is fixed on the outer wall decorating part. The metal coping is attached to the outer wall decorating part and fixed to the support, the metal flat iron is fixed to one end of the metal coping, the copper wiring terminal is fixed to the metal flat iron, the copper wiring terminal is connected with a copper wire, and the copper wire is connected to a roof grounding grid nearby. The roof parapet lightning protection device can reduce follow-up maintenance cost, solves the problem of lightning protection hiding effect of a roof parapet and the problem of lightning protection installation on a decorating part, achieves lightning stroke drainage through the metal coping and the metal flat iron, improves the lightning protection effect and sealing performance, solves the waterproof problem caused by traditional installation, and is simple in structure, convenient to install and suitable for various scenes.
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Description

Technical Field

[0001] This utility model relates to the field of lightning protection technology on parapet walls of decorative roofs, and in particular to a lightning protection device installed on the parapet wall of a decorative roof. Background Technology

[0002] With social development and progress, people's spiritual desires and pursuits are constantly improving, leading to increasingly higher requirements for architectural aesthetics. On the roofs of specific buildings, achieving the desired effect without compromising the decorative aesthetics while simultaneously meeting lightning protection standards, by incorporating new technologies, has become an important goal and direction.

[0003] Existing lightning protection devices on building roofs have drawbacks such as relatively complex structure, high cost, large space occupation, and inconvenience for later maintenance and repair. In view of the shortcomings of the existing technology, this application provides a lightning protection device with simple structure, low cost, small space occupation, and convenient later maintenance and repair. Utility Model Content

[0004] This utility model addresses the problems and shortcomings of existing technologies by providing a novel lightning protection device installed on the parapet wall of a decorative roof.

[0005] The present invention solves the above-mentioned technical problems through the following technical solution:

[0006] This utility model provides a lightning protection device installed on the parapet wall of a decorative roof, characterized in that it includes a bracket, an exterior wall decoration, a metal capping, a metal flat iron, copper terminals, and copper wires.

[0007] The bracket is fixed to the concrete main structure of the parapet wall of the decorative roof. The exterior wall decoration is fixedly installed on the bracket. The metal capping is attached to the exterior wall decoration and fixed to the bracket. The metal flat iron is fixed to one end of the metal capping. The copper terminal is fixed to the metal flat iron. The copper terminal is connected to a copper wire, which is connected to the roof grounding grid nearby.

[0008] Preferably, the bracket is an angle steel bracket, which is fixed to the concrete main structure using expansion bolts.

[0009] Preferably, the exterior wall decorative component is fixedly installed on the bracket by self-tapping screws.

[0010] Preferably, the back of the metal capping is coated with structural adhesive, and the metal capping is attached to the exterior wall decoration by the structural adhesive.

[0011] Preferably, the flat metal iron is fixed to one end of the metal capping with cement nails.

[0012] Preferably, the copper terminal block is fixed to a flat metal iron by bolts.

[0013] Preferably, the metal capping is composed of multiple metal capping segments spliced ​​together, and the joints of the metal capping are sealed with sealant.

[0014] Preferably, the metal capping is fixed to the bracket by self-tapping screws.

[0015] Preferably, a first rubber gasket is sandwiched between the exterior wall decorative component and the bracket, and a second rubber gasket is sandwiched between the exterior wall decorative component and the metal capping. The metal capping, the second rubber gasket, the exterior wall decorative component, the first rubber gasket, and the bracket are sequentially inserted using self-tapping screws, so that both the metal capping and the exterior wall decorative component are fixed to the bracket.

[0016] Based on common knowledge in the field, the above-mentioned preferred conditions can be combined arbitrarily to obtain various preferred embodiments of this utility model.

[0017] The positive and progressive effects of this utility model are as follows:

[0018] Compared with existing technologies, this utility model has a robust structure, can accommodate various shapes, is low in cost, easy to construct, occupies little space, can effectively reduce subsequent manual maintenance costs, and solves the problems of concealed lightning protection effect on roof parapet walls and lightning protection installation on decorative parts.

[0019] This utility model of lightning protection device achieves lightning strike diversion through metal capping and metal flat iron, improving lightning protection effect and sealing performance, solving the waterproofing problem caused by traditional installation, and features simple structure, convenient installation, and applicability to various building scenarios. Attached Figure Description

[0020] Figure 1 This is a schematic diagram of a lightning protection device installed on the parapet wall of a decorative roof, which is a preferred embodiment of the present invention.

[0021] Figure 2 for Figure 1 A magnified view of a portion of the image. Detailed Implementation

[0022] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0023] like Figure 1-2As shown, this embodiment provides a lightning protection device installed on the parapet wall of a decorative roof, which includes a metal capping 1, an angle steel bracket 2, an exterior wall decorative component 3, a copper terminal block 4, a metal flat iron 5, and a copper wire 6.

[0024] Angle steel bracket 2 is fixed to the concrete main structure 8 of the parapet wall of the decorative roof using expansion bolts 7. The exterior wall decoration 3 is fixedly installed on the angle steel bracket 2. The metal capping 1 is attached to the exterior wall decoration 3 and fixed to the angle steel bracket 2. The metal flat iron 5 is fixed to one end of the metal capping 1. The copper terminal 4 is fixed to the metal flat iron 5. The copper terminal 4 is connected to the copper wire 6, and the copper wire 6 is connected to the roof grounding grid nearby.

[0025] Among them, the exterior wall decorative component 3 is fixedly installed on the angle steel bracket 2 by self-tapping screws 9.

[0026] The metal capping 1 has structural adhesive 10 applied to its back. The metal capping 1 is attached to the exterior wall decoration 3 by the structural adhesive 10. The metal capping 1 is made up of multiple metal capping sections. The joints of the metal capping 1 are sealed with sealant 11. The metal capping 1 is fixed to the angle steel bracket 2 by self-tapping screws 9.

[0027] The metal flat iron 5 is fixed to one end of the metal pressure cap 1 by cement nails 12, and the copper terminal 4 is fixed to the metal flat iron 5 by bolts 13.

[0028] Among them, a first rubber gasket 14 is sandwiched between the exterior wall decorative component 3 and the angle steel bracket 2, and a second rubber gasket 15 is sandwiched between the exterior wall decorative component 3 and the metal capping 1. The metal capping 1, the second rubber gasket 15, the exterior wall decorative component 3, the first rubber gasket 14 and the angle steel bracket 2 are sequentially inserted by self-tapping screws 9, so that the metal capping 1 and the exterior wall decorative component 3 are fixed to the angle steel bracket 2.

[0029] Among them, the metal capping 1 is made of 1.5mm thick stainless steel and needs to be customized according to requirements; the self-tapping screws 9 are M4.8*32 bimetallic self-tapping screws, each spaced 400mm apart; the first rubber washer 14 and the second rubber washer 15 are both 1 / 2 / 5mm thick neoprene rubber washers, used to adjust the spacing; the cement nails 12 are M6*60, each spaced 400mm apart, used to connect and fix the metal capping 1 and the metal flat iron 5; the metal flat iron 5 is a stainless steel plate, with specifications of 100*150*1.5mm, with a pre-drilled 12mm diameter round hole at one end for connecting the metal capping 1 and the copper terminal block 4; bolt 1 M12 bolts 3 are used to connect metal plate 5 and copper terminal 4 to prevent loosening; one end of copper terminal 4 is used to crimp copper wire 6, and the other end is connected to metal flat iron 5. The copper wire is 50mm² copper wire, which is used to connect to the roof grounding grid nearby; expansion bolt 7 is M8*90, which is used to fix the angle steel bracket 2 and the concrete main structure 8; angle steel bracket 2 is L50*5 galvanized angle steel, which is used for the installation of metal capping 1 and exterior wall decoration 3; structural adhesive 10 is used for the bonding area between the metal capping 1 and the exterior wall decoration 3; sealant 11 is polyurethane sealant, which is used to fill the joint gap of metal capping 1.

[0030] The specific steps for installing and fixing lightning protection devices are as follows:

[0031] Step 1: Fix the angle steel bracket 2 to the concrete main structure 8 using expansion bolts 7, and complete the installation of the angle steel bracket 2 according to the structural calculation.

[0032] Step 2: Install the exterior wall decorative piece 3 onto the angle steel bracket 2, and secure it firmly with the angle steel bracket 2 using self-tapping screws 9.

[0033] Step 3: Apply structural adhesive 10 to the back of the metal capping 1 to ensure a tight fit between the metal plate and the exterior wall decoration 3. Secure the metal plate to the angle steel bracket 2 with self-tapping screws 9 at 400mm intervals. Seal any seams with sealant 11.

[0034] Step 4: Fix the metal flat iron 5 to one end of the metal capping 1 using cement nails 12.

[0035] Step 5: Secure the copper terminal 4 and copper wire 6 assembly to the metal flat iron 5 using bolts 13.

[0036] Step 6: Connect copper wire 6 to the roof grounding grid as close as possible and heat-weld the connection.

[0037] This utility model of lightning protection device achieves lightning strike diversion through metal capping 1 and metal flat iron 5, improving lightning protection effect and sealing performance, solving the waterproofing problem caused by traditional installation, and features simple structure, convenient installation, and applicability to various building scenarios.

[0038] While specific embodiments of this utility model have been described above, those skilled in the art should understand that these are merely illustrative examples, and the scope of protection of this utility model is defined by the appended claims. Those skilled in the art can make various changes or modifications to these embodiments without departing from the principles and essence of this utility model, but all such changes and modifications fall within the scope of protection of this utility model.

Claims

1. A lightning protection device installed on the parapet wall of a decorative roof, characterized in that, It includes brackets, exterior wall decorations, metal coping, metal flat iron, copper terminals, and copper wires; The bracket is fixed to the concrete main structure of the parapet wall of the decorative roof. The exterior wall decoration is fixedly installed on the bracket. The metal capping is attached to the exterior wall decoration and fixed to the bracket. The metal flat iron is fixed to one end of the metal capping. The copper terminal is fixed to the metal flat iron. The copper terminal is connected to a copper wire, which is connected to the roof grounding grid nearby.

2. The lightning protection device installed on the parapet wall of a decorative roof as described in claim 1, characterized in that, The bracket is an angle steel bracket, which is fixed to the main concrete structure using expansion bolts.

3. The lightning protection device installed on the parapet wall of a decorative roof as described in claim 1, characterized in that, The exterior wall decorative components are fixedly installed on the bracket using self-tapping screws.

4. The lightning protection device installed on the parapet wall of a decorative roof as described in claim 1, characterized in that, The back of the metal capping is coated with structural adhesive, and the metal capping is attached to the exterior wall decoration through the structural adhesive.

5. The lightning protection device installed on the parapet wall of a decorative roof as described in claim 1, characterized in that, The flat metal iron is fixed to one end of the metal capping with cement nails.

6. The lightning protection device installed on the parapet wall of a decorative roof as described in claim 1, characterized in that, The copper terminal block is fixed to the metal flat iron by bolts.

7. The lightning protection device installed on the parapet wall of a decorative roof as described in claim 1, characterized in that, The metal capping is composed of multiple metal capping sections spliced ​​together, and the joints between the metal capping sections are sealed with sealant.

8. The lightning protection device installed on the parapet wall of a decorative roof as described in claim 1, characterized in that, The metal capping is fixed to the bracket by self-tapping screws.

9. The lightning protection device installed on the parapet wall of a decorative roof as described in claim 1, characterized in that, A first rubber gasket is sandwiched between the exterior wall decorative component and the bracket, and a second rubber gasket is sandwiched between the exterior wall decorative component and the metal capping. Self-tapping screws are used to sequentially pass through the metal capping, the second rubber gasket, the exterior wall decorative component, the first rubber gasket, and the bracket, so that both the metal capping and the exterior wall decorative component are fixed to the bracket.