CN-224209309-U - Detachable windproof fire-catching device suitable for round steel pipe column

CN224209309UCN 224209309 UCN224209309 UCN 224209309UCN-224209309-U

Abstract

The utility model relates to a detachable windproof fire-catching device suitable for a round steel pipe column, which is arranged at a welding seam close to the steel pipe column to be welded, and comprises a hoop base, a fire-catching bucket, a splicing side plate and a windproof structure, wherein the hoop base is tightly held by the steel pipe column, the fire-catching bucket is arranged on the hoop base and surrounds the periphery of the steel pipe column and collects welding slag and sparks which fall off during welding, and the splicing side plate is movably connected to the fire-catching bucket to form the windproof structure in the welding process. The utility model has the advantages of easy local material taking, convenient disassembly and assembly, simplicity and practicability, integration of fire connection and wind prevention, multiple functions, wide application range, meeting the welding requirement of the round steel pipe column, improving the construction efficiency and reducing the safety risk while ensuring the welding quality. The utility model has good wind shielding effect, can effectively reduce adverse influence of weather factors on welding operation, improves welding quality, simultaneously reduces light pollution to the periphery, effectively reduces construction safety risk, reduces environmental pollution, and meets the requirements of green construction.

Inventors

LI XINRUI
JIN KANG
QIAO HANQING
LU YUNXIAO
SUN JINGBO
LI GUANGLEI
SHU JING

Assignees

中建三局集团北京有限公司
中建三局集团有限公司

Dates

Publication Date: 20260508
Application Date: 20241220

Claims (7)

1. A detachable wind-break fire-catching device suitable for round steel pipe columns, characterized in that it is installed at a weld joint close to a steel pipe column (G) to be welded, comprising: A hoop base (10) for holding the steel pipe column (G); A fire receiving hopper (20) which is arranged on the hoop base (10) and surrounds the periphery of the steel pipe column (G) to collect welding slag and sparks which fall off during welding; and the splicing side plates (30) are movably connected to the fire receiving hopper (20) to form a windproof structure in the welding process.
2. The detachable windproof fire-catching device suitable for the round steel pipe column according to claim 1, wherein the hoop base (10) comprises two semicircular hoops (101), and the two hoops (101) are provided with connecting parts (103).
3. A detachable wind-proof fire-catching device suitable for round steel pipe column according to claim 2, characterized in that more than two support legs (102) are arranged on the outer wall of each anchor ear (101).
4. A detachable wind-proof fire-catching device for round steel pipe column according to claim 2, characterized in that the fire-catching hopper (20) comprises: the first bucket body (201) is fixed on the hoop base (10); The second bucket body (202) and the third bucket body (203) are rotatably connected to two sides of the first bucket body (201), and the end parts of the second bucket body (202) and the third bucket body (203) far away from the first bucket body (201) are provided with fixing parts (206); The plurality of inserting parts (205) are fixed at the tops of the first bucket body (201), the second bucket body (202) and the third bucket body (203) and can be connected with the splicing side plate (30).
5. The detachable wind-proof fire-catching device suitable for the round steel pipe column according to claim 4, wherein the first bucket body (201), the second bucket body (202) and the third bucket body (203) are enclosed to form a round with an inner diameter of D, the outer sides of the round are regular hexagons concentric with the round, the wind-catching fire-catching device comprises a bottom plate and side plates, the bottom plate surrounds the steel pipe column (G), the top of each side plate is connected with the insertion part (205), and the diameter of an inscribed circle of each regular hexagon is D+ (100-300) mm.
6. A detachable windbreak fire attachment means for a round steel post according to claim 5, wherein said splice side panel (30) comprises: The three side plate bodies (301) are independent and expandable plate bodies, the expansion part in the middle of each plate body is provided with a plug bush (302) which is in rotary fit with the plug part (205), the two sides of each plate body are provided with plug bush (303) which are fixed with a plug pin, and the positions of the corresponding plug bush (303) on the adjacent two plate bodies are staggered.
7. The detachable windproof fire-catching device suitable for the round steel pipe column according to claim 6 is characterized in that three side plate bodies (301) are positioned on the side plates of a regular hexagon, the side plates are enclosed to form a regular hexagon and form a windproof structure, and the bolt connection parts of any two side plate bodies (301) are opened according to welding requirements for welding.

Description

Detachable windproof fire-catching device suitable for round steel pipe column Technical Field The utility model relates to the technical field of building welding tools, in particular to a detachable windproof fire-catching device suitable for a round steel pipe column. Background The steel structure is used as a light high-strength material with rapid construction and is widely applied to super high-rise buildings. However, with the popularization of steel structure engineering, the problems of quality control and safety guarantee in the construction process are increasingly prominent, and the steel structure engineering is a focus of attention in the industry. In many steel structure systems, circular steel pipe columns are widely applied to core support structures of super high-rise public buildings due to unique mechanical properties and aesthetic properties. However, the welding operation of round steel pipe columns faces a number of challenges. Traditional design of receiving fire fight is mostly square, is difficult to closely laminate with circular steel-pipe column, leads to spark and welding slag to splash to surrounding environment easily, has increased the conflagration risk. Meanwhile, the implementation of windproof measures is difficult, the conventional windproof shed is complicated and high in cost, and welding smoke is difficult to effectively discharge in a limited space, so that the physical health and welding quality of constructors are affected. To the problems, how to provide a windproof fire-catching device which can not only meet the welding requirements of round steel pipe columns, but also effectively solve the problems of low fire-catching effect, poor windproof effect and the like is a problem which needs to be solved by the technicians in the field. Disclosure of utility model Therefore, the utility model aims to provide the windproof fire-catching device which meets the welding requirement of the round steel pipe column and has the fire-catching and windproof effects. The technical scheme of the utility model is a detachable windproof fire-catching device suitable for a round steel pipe column, which is arranged at a welding seam close to the steel pipe column to be welded, and comprises: A hoop base for holding the steel pipe column tightly; A fire receiving bucket which is arranged on the hoop collet, surrounds the periphery of the steel pipe column and collects welding slag and sparks which are dropped by welding; And the splicing side plates are movably connected to the fire receiving hopper to form a windproof structure in the welding process. According to the technical scheme of the utility model, the anchor ear base comprises two semicircular anchor ears, and the two anchor ears are provided with connecting parts. According to the technical scheme of the utility model, more than two supporting feet are arranged on the outer wall of each hoop. According to the technical scheme of the utility model, the fire receiving hopper comprises: the first bucket body is fixed on the hoop base; The second bucket body and the third bucket body are rotatably connected to two sides of the first bucket body, and the end parts of the second bucket body and the third bucket body, which are far away from the first bucket body, are provided with fixing parts; The splicing parts are fixed at the tops of the first bucket body, the second bucket body and the third bucket body and can be connected with the splicing side plates. According to the technical scheme, the first bucket body, the second bucket body and the third bucket body are enclosed to form a circle with the inner diameter of D, the outer side of the circle is a regular hexagon concentric with the circle, the circle comprises a bottom plate and side plates, the bottom plate surrounds the steel pipe column, the top of each side plate is connected with the corresponding plug-in part, and the diameter of an inscribed circle of the regular hexagon is D+ (100-300) mm. According to the technical scheme of the utility model, the spliced side plate comprises: The three side plate bodies are independent and expandable plate bodies, the expansion part in the middle of each plate body is provided with a plug bush which is in rotary fit with the plug part, and the two sides of each plate body are provided with plug bush sleeves which are fixed with the plug pins and are arranged in a staggered manner at positions corresponding to the plug bush sleeves on the adjacent plate bodies. According to the technical scheme of the utility model, three side plate bodies are positioned on the side plates of the regular hexagon, the side plate bodies are enclosed into the regular hexagon and form a windproof structure, and the bolt connection positions of any two side plate bodies are opened according to welding requirements for welding. Compared with the prior art, the utility model has the following beneficial effects: The utility model has the advantag