Assembly type adjustable fire welding device
By using a modular adjustable welding spark interceptor, the problems of fires and material waste caused by welding sparks are solved. This achieves flexibility, applicability, and reusability, and improves construction safety and environmental protection.
Patent Information
- Application Number
- CN202511160977.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-08-19
- Publication Date
- 2025-11-14
AI Technical Summary
Existing welding spark protection measures are insufficient, leading to fire hazards caused by welding sparks, and also resulting in serious material waste and difficulty in reuse.
The device adopts an assembled adjustable welding spark interception device, including a welding spark interception box, a support mechanism, and bolted connectors. Through the combination design of bolts and hook bolts, it can reliably intercept welding sparks and features flexible assembly and disassembly, wide applicability, and reusability.
It achieves reliable interception of welding sparks, reduces fire safety hazards, reduces material waste, conforms to the concept of green construction, expands the scope of application, and improves construction safety and environmental protection.
Smart Images

Figure CN120940916A_ABST
Abstract
Description
Technical Field
[0001] This invention relates to the field of steel structure installation and construction technology, and more specifically, to a prefabricated adjustable fire connection device. Background Technology
[0002] Construction sites are complex environments with numerous materials, a significant portion of which are flammable. Therefore, preventing fires during construction is crucial. A large proportion of these fires are caused by welding sparks during steel structure installation. Thus, preventing welding sparks during welding is essential. Currently, protective measures against welding sparks are significantly inadequate: some construction sites completely neglect protection, leading to risky operations; even when measures are taken, they are often simple, makeshift solutions using unsightly and impractical tools that are difficult to recycle and reuse. This not only wastes materials but also generates construction waste that pollutes the environment and causes secondary hazards. Summary of the Invention
[0003] In view of the problems existing in the prior art, the purpose of the present invention is to provide an assembled adjustable welding spark interception device that can reliably intercept welding sparks, while having the characteristics of flexible assembly and disassembly, wide applicability and reusability.
[0004] The present invention adopts the following technical solution:
[0005] This invention discloses an assembled adjustable fire-receiving device, including a fire-receiving box, a support mechanism, and bolt connectors. The two ends of the fire-receiving box are connected to the support mechanism. The top of the support mechanism is a horizontally arranged bolt. The top of the bolt connector is installed at the end of the bolt. A hook bolt is installed at the bottom of the bolt connector. The hook head of the hook bolt is located at the bottom and contacts the bottom of the steel component. The top of the steel component contacts the bottom of the bolt.
[0006] Furthermore, it also includes a fire-receiving tray, which is connected to the edge of the fire-receiving box, and the bottom of the support mechanism is connected to the fire-receiving tray.
[0007] Furthermore, the fire-receiving box includes a fire-receiving base plate, a fire-receiving longitudinal plate, and a flange located on the fire-receiving longitudinal plate. The fire-receiving longitudinal plate is connected to both sides of the fire-receiving base plate, and the flange is connected to the fire-receiving support plate by positioning bolts.
[0008] Furthermore, the support mechanism also includes bolts two and three, the tops of which are connected to one end of bolt one, and the bottoms of bolts two and three are both mounted on the fire-receiving plate.
[0009] Furthermore, bolt two has an external thread at its bottom, bolt three has a bent structure, bolt three has an external thread at its bottom, and bolt two and bolt three are fixed to the fire-receiving plate by two nuts.
[0010] Furthermore, the bolted connector includes a longitudinal plate and a transverse plate. The top of the longitudinal plate is provided with a bolt mounting hole, and the transverse plate is connected to the bottom of the longitudinal plate. The transverse plate is provided with a hook bolt mounting hole.
[0011] Furthermore, the length of the horizontal plate is greater than the width of the vertical plate.
[0012] Beneficial effects
[0013] This invention adopts a modular structure design, and the components are easy to assemble and disassemble, making it convenient to operate, highly practical, and allowing for quick installation and disassembly.
[0014] The components have multi-dimensional adjustment capabilities: the connection positions of bolts one, two, and three of the support mechanism can be adjusted, the connection position of the hook bolt can also be adjusted, and the position of the fire box can be adjusted through the positioning bolts. It can adapt to the needs of different steel sections and different working positions, greatly expanding the scope of application without the need for additional investment of time and materials.
[0015] This invention uses readily available materials and has low manufacturing costs.
[0016] This invention has an aesthetically pleasing structure, strong applicability, and all components are fully recyclable and reusable, effectively reducing material waste and construction waste generation, avoiding environmental pollution, and conforming to the concept of green construction.
[0017] This invention can reliably intercept sparks that fly during welding, providing a clear collection point for the sparks and fundamentally eliminating the safety hazard of fires caused by welding sparks, thus ensuring construction safety. Attached Figure Description
[0018] Figure 1 This is a schematic diagram of an embodiment of the present invention.
[0019] Figure 2 for Figure 1 Sectional view of AA.
[0020] Figure 3 This is a schematic diagram of a support mechanism according to an embodiment of the present invention.
[0021] Figure 4 This is a front view of a bolted connector according to an embodiment of the present invention.
[0022] Figure 5 This is a top view of a bolted connector according to an embodiment of the present invention. Detailed Implementation
[0023] To make the objectives, technical solutions, and advantages of this invention clearer, the invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative and not intended to limit the invention.
[0024] As shown in the figure, this invention discloses an adjustable fire-receiving device, including a fire-receiving box 1, a support mechanism 2, and a bolt connector 3. Both ends of the fire-receiving box 1 are connected to the support mechanism 2. The top of the support mechanism 2 has a horizontally arranged bolt 21. The top of the bolt connector 3 is installed at the end of the bolt 21, and a hook bolt 4 is installed at the bottom of the bolt connector 3. The hook head 41 of the hook bolt 4 is located at the bottom and contacts the bottom of a steel component 5. The top of the steel component 5 contacts the bottom of the bolt 21. In use, because the lower end of the bolt connector 3 is equipped with the hook bolt 4, it can be adjusted according to the size of the steel component 5, adapting to different steel cross-sections and different working positions, thus greatly expanding its applicability.
[0025] In one embodiment of the present invention, a fire-receiving plate 6 is further included, which is connected to the edge of the fire-receiving box 1, and the bottom of the support mechanism 2 is connected to the fire-receiving plate 6. Welding sparks fall into the fire-receiving box 1, preventing a fire.
[0026] In one embodiment of the present invention, the fire-receiving box 1 includes a fire-receiving base plate 11, a fire-receiving longitudinal plate 12, and a flange 13 located on the fire-receiving longitudinal plate. The fire-receiving longitudinal plate 12 is connected to both sides of the fire-receiving base plate 11, and the flange 13 is connected to the fire-receiving support plate 6 by positioning bolts 7. Here, the fire-receiving base plate 11 is used to receive sparks, while the fire-receiving longitudinal plate 12 and the flange 13 are used to install the fire-receiving box 1.
[0027] In one embodiment of the present invention, the support mechanism 2 further includes bolt 22 and bolt 23, the tops of bolt 22 and bolt 23 being connected to one end of bolt 21, and the bottoms of bolt 22 and bolt 23 being mounted on the fire-receiving support plate 6. The support mechanism 2 is used to install the support bolt connector 3.
[0028] In one embodiment of the present invention, bolt 22 has an external thread at its bottom, and bolt 3 has a bent structure with an external thread at its bottom. Bolt 22 and bolt 3 23 are fixed to the fire-receiving support plate 6 by two nuts 8. The design of bolts 22 and bolt 3 23 allows for adjustment at their connection with the fire-receiving support plate 6.
[0029] In one embodiment of the present invention, the bolt connector 3 includes a longitudinal plate 31 and a transverse plate 32. The top of the longitudinal plate 31 is provided with a bolt mounting hole 311, and the transverse plate 32 is connected to the bottom of the longitudinal plate 31. The transverse plate 32 is provided with a hook bolt mounting hole 321. The design of the longitudinal plate 31 and the transverse plate 32 facilitates the installation of the hook bolt 4.
[0030] In one embodiment of the present invention, the length of the horizontal plate 32 is greater than the width of the vertical plate 31.
[0031] The above description is merely a preferred embodiment of the present invention; however, the scope of protection of the present invention is not limited thereto. Any equivalent substitutions or modifications made by those skilled in the art within the scope of the technology disclosed in the present invention, based on the technical solution and its improved concepts, should be covered within the scope of protection of the present invention.
Claims
1. A modular adjustable fire-receiving device, characterized in that: It includes a fire-receiving box, a support mechanism, and bolt connectors. The two ends of the fire-receiving box are connected to the support mechanism. The top of the support mechanism is a horizontally set bolt 1. The top of the bolt connector is installed at the end of bolt 1. The bottom of the bolt connector is installed with a hook bolt. The hook head of the hook bolt is located at the bottom and contacts the bottom of the steel structure. The top of the steel structure contacts the bottom of bolt 1.
2. The assembled adjustable fire-receiving device according to claim 1, characterized in that: It also includes a fire-receiving tray, which is connected to the edge of the fire-receiving box, and the bottom of the support mechanism is connected to the fire-receiving tray.
3. The assembled adjustable fire-receiving device according to claim 2, characterized in that: The fire receiving box includes a fire receiving base plate, a fire receiving longitudinal plate, and a flange located on the fire receiving longitudinal plate. The fire receiving longitudinal plate is connected to both sides of the fire receiving base plate, and the flange is connected to the fire receiving support plate by positioning bolts.
4. The assembled adjustable fire-receiving device according to claim 3, characterized in that: The support mechanism also includes bolts two and three. The tops of bolts two and three are connected to one end of bolt one, and the bottoms of bolts two and three are both mounted on the fire-receiving plate.
5. The assembled adjustable fire-connecting device according to claim 4, characterized in that: Bolt 2 has an external thread at its bottom, and bolt 3 has a bent structure with an external thread at its bottom. Bolt 2 and bolt 3 are fixed to the fire-receiving plate by two nuts.
6. The assembled adjustable fire-receiving device according to claim 1, characterized in that: The bolted connector includes a longitudinal plate and a transverse plate. The top of the longitudinal plate has a bolt mounting hole, and the transverse plate is connected to the bottom of the longitudinal plate. The transverse plate has a hook bolt mounting hole.
7. The assembled adjustable fire-receiving device according to claim 6, characterized in that: The length of the horizontal plate is greater than the width of the vertical plate.
Citation Information
Patent Citations
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