Corrugated column-steel plate wall combined system for fabricated steel structure building

Abstract

The application provides a corrugated column-steel plate wall combined system for fabricated steel structure buildings, which comprises a steel plate column and a steel plate wall, the steel plate column comprises hollow steel plates, hoop strips and concrete, the number of the hollow steel plates is two to four, the hollow steel plates are vertically fixed, the hoop strips are at least four, the hoop strips are fixed on the outside of the hollow steel plates, the concrete is cast in the hollow steel plates, and the surface of the hollow steel plate is provided with a plurality of air passages. The corrugated column-steel plate wall combined system for fabricated steel structure buildings has the advantages of simple structure, reasonable stress, low cost, good anti-seismic effect and the like, is different from the commonly used fabricated steel column-steel plate wall combined system, can be well applied to residential buildings, dormitories and apartment buildings and the like, and can meet and be applicable to the needs of low-rise, multi-storey, small high-rise and high-rise residential buildings by changing the thickness of the steel plate or increasing the cross-sectional size of the steel plate column and the cast-in-situ concrete in the column.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of prefabricated steel structure buildings, in particular to a corrugated column-steel plate wall combined system for prefabricated steel structure buildings. BACKGROUND

[0002] Prefabricated steel structure buildings are the focus of the future development of the national overall layout of the building industry, and their prospects are beyond doubt. Steel structures have been widely used in industrial buildings and large-space large-span civil buildings, but they are rarely used in residential, dormitory and apartment buildings. The main reason is that the commonly used steel column-steel plate wall combined system of prefabricated steel structure has the problems of high cost and general seismic performance, which is difficult to apply to residential, dormitory and apartment buildings. SUMMARY

[0003] The purpose of the present application is to overcome the defects of the prior art and provide a corrugated column-steel plate wall combined system for prefabricated steel structure buildings to solve the problems raised in the background.

[0004] A corrugated column-steel plate wall combined system for prefabricated steel structure buildings, comprising a steel plate column and a steel plate wall, the steel plate column comprises a hollow steel plate, a hoop and concrete, the number of hollow steel plates is two to four, the hollow steel plates are vertically fixed, the hoop has at least four, the hoop is fixed outside the hollow steel plate, the concrete is cast in place inside the hollow steel plate, the surface of the hollow steel plate is provided with a plurality of air passages, the air passages are provided with a plugging assembly, the air passages are not communicated with the inside of the hollow steel plate, the number of steel plate walls is two to four, the steel plate walls are fixed at one end of the hollow steel plate one by one, and the hoop is fixed through the steel plate wall.

[0005] Preferably, the hollow steel plate is a flat steel plate, the hollow steel plate has two and is vertically welded to form an L-shaped type, the steel plate wall is a corrugated steel plate, the steel plate wall has two and is welded at one end of the hollow steel plate one by one, and the steel plate wall and the hollow steel plate on the same side are located on the same straight line.

[0006] Preferably, the hollow steel plate is a flat steel plate, the hollow steel plate has three, the adjacent hollow steel plates are welded to form a T-shaped type, the steel plate wall is a corrugated steel plate, the steel plate wall has three and is welded at one end of the hollow steel plate one by one, and the steel plate wall and the hollow steel plate on the same side are located on the same straight line.

[0007] Preferably, the hollow steel plate is a flat steel plate, the hollow steel plate has four, the adjacent hollow steel plates are welded to form a cross-shaped type, the steel plate wall is a corrugated steel plate, the steel plate wall has four and is welded at one end of the hollow steel plate one by one, and the steel plate wall and the hollow steel plate on the same side are located on the same straight line.

[0008] Preferably, the hollow steel plate is a corrugated steel plate, the hollow steel plate has two pieces and is vertically welded to form an L-shaped, the steel plate wall is a flat steel plate, the steel plate wall has two pieces and is welded one by one at one end of the hollow steel plate, and the steel plate wall is located on the same straight line as the hollow steel plate on the same side.

[0009] Preferably, the hollow steel plate is a corrugated steel plate, the hollow steel plate has three pieces, the adjacent hollow steel plates are welded to form a T-shaped, the steel plate wall is a flat steel plate, the steel plate wall has three pieces and is welded one by one at one end of the hollow steel plate, and the steel plate wall is located on the same straight line as the hollow steel plate on the same side.

[0010] Preferably, the hollow steel plate is a corrugated steel plate, the hollow steel plate has four pieces, the adjacent hollow steel plates are welded to form a cross-shaped, the steel plate wall is a flat steel plate, the steel plate wall has four pieces and is welded one by one at one end of the hollow steel plate, and the steel plate wall is located on the same straight line as the hollow steel plate on the same side.

[0011] Preferably, the air passage is composed of a square air passage and a circular air passage, the square air passage communicates with the circular air passage, a rectangular boss is arranged between the square air passage and the circular air passage, and the opening of the square air passage faces the indoor.

[0012] Preferably, the sealing assembly comprises a sealing block, a bimetallic strip, a magnetic ring, a net rack and a sealing plug, the opening of the square air passage is a circular opening, the inner wall of the opening of the square air passage is provided with an annular boss, the sealing block is clamped on the inner side of the annular boss, the bimetallic strip has a pair, and the bimetallic strip is located inside the square air passage and is fixed symmetrically on the upper and lower sides of the surface of the rectangular boss, and the bimetallic strips are in close contact.

[0013] Preferably, the sealing plug is inserted at the opening of the circular air passage, the net rack is fixed at one end of the sealing plug close to the inside of the circular air passage, the net rack is made of iron, the magnetic ring is located inside the circular air passage and is fixed on the surface of the rectangular boss, the magnetic ring is attracted to the net rack, and the air passage is an inclined channel inclined by an angle of 15 degrees towards the direction of the circular air passage.

[0014] Beneficial effects: the assembled steel structure building corrugated column-steel plate wall combined system has simple structure, reasonable stress, low cost, good seismic effect, is different from the current commonly used assembled steel column-steel plate wall combined system, can be well applied to residential, dormitory and apartment buildings, and by changing the thickness of the steel plate or increasing the cross-sectional size of the steel plate column, the cast-in-place concrete measures in the column can meet and be applied to the needs of low-rise, multi-storey, small high-rise and high-rise residential buildings, and the steel plate column is a special-shaped column, the steel plate column is embedded in the wall, so that the steel plate column does not protrude from the wall surface compared with the traditional column, which improves the appearance while ensuring the seismic performance of the steel plate column, and by setting the air passage, setting the sealing block, bimetallic strip, magnetic ring, net rack and sealing plug inside the air passage, when a fire occurs inside the building, the sealing block melts first, then the bimetallic strip bends, and at the same time the magnetic ring loses magnetism, at this time the bimetallic strip and the sealing block no longer block the square air passage, the net rack and the sealing plug also slide out of the circular air passage due to their own gravity, at this time the entire air passage is connected, so that the smoke generated inside the building due to the fire is discharged to the outside through the air passage, which not only reduces the smoke inside the building during the fire, but also helps others to know which room in the building is on fire first, so as to extinguish the fire in time, and the setting of the air passage is conducive to the concrete cast into the hollow steel plate wrapping the outside of the air passage, increasing the connection of the concrete after solidification in the hollow steel plate, and the setting of the net rack is used to reinforce the inside of the air passage to avoid deformation of the inside of the air passage. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a schematic diagram of embodiment 1 of the present application;

[0016] Figure 2 is a schematic diagram of embodiment 2 of the present application;

[0017] Figure 3 is a schematic diagram of embodiment 3 of the present application;

[0018] Figure 4 is a schematic diagram of embodiment 4 of the present application;

[0019] Figure 5 is a schematic diagram of embodiment 5 of the present application;

[0020] Figure 6 is a schematic diagram of embodiment 6 of the present application;

[0021] Figure 7 is a schematic diagram of the steel plate column of the present application.

[0022] In the diagram: 1-steel plate column, 11-hollow steel plate, 12-hoop, 13-ventilation duct, 131-sealing wax block, 132-annular boss, 133-square air duct, 134-rectangular boss, 135-bimetallic strip, 136-magnetic ring, 137-space frame, 138-sealing plug, 139-circular air duct, 14-concrete, 2-steel plate wall. Detailed Implementation

[0023] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments.

[0024] Example 1: As Figure 1 As shown, a corrugated column-steel plate wall composite system for prefabricated steel structure buildings includes steel plate columns 1 and steel plate walls 2. The steel plate columns 1 include hollow steel plates 11, stirrups 12, and concrete 14. There are two to four hollow steel plates 11, which are vertically fixed together. There are at least four stirrups 12, which are fixed through the outside of the hollow steel plates 11. The concrete 14 is cast-in-place inside the hollow steel plates 11. Multiple ventilation channels 13 are provided on the surface of the hollow steel plates 11, and sealing components are installed inside the ventilation channels 13. The ventilation channels 13 do not communicate with the inside of the hollow steel plates 11. There are two to four steel plate walls 2, each fixed to one end of a hollow steel plate 11. The stirrups 12 are fixed through the steel plate walls 2. The hollow steel plates 11 are flat steel plates, and two hollow steel plates 11 are vertically welded to form an L-shape. The steel plate wall 2 is corrugated steel plate, and there are two steel plate walls 2, which are welded to one end of the hollow steel plate 11 in a corresponding manner. The steel plate walls 2 and the hollow steel plate 11 on the same side are located on the same straight line. By forming an L-shape with two flat hollow steel plates 11 and welding them together, and then welding two corrugated steel plate walls 2 to one end of the hollow steel plate 11 in a corresponding manner, the steel plate walls 2 are located closer to the hollow steel plate 11 and... Hollow steel plate 11 has pre-drilled holes on its surface. Therefore, the U-shaped hoop 12 is first put on the outside of hollow steel plate 11, so that the hoop 12 can pass through the pre-drilled holes on the surface of hollow steel plate 11. After one end of the hoop 12 is bent vertically and passed through the pre-drilled hole of steel plate wall 2, the two ends of the hoop 12 are welded to each other and welded to hollow steel plate 11 and steel plate wall 2. Finally, concrete 14 is poured into the hollow steel plate 11 to complete the installation.

[0025] Example 2: As Figure 2The corrugated column-steel plate wall combined system for fabricated steel structure building comprises a steel plate column 1 and a steel plate wall 2, the steel plate column 1 comprises hollow steel plates 11, hoop strips 12 and concrete 14, the number of the hollow steel plates 11 is two to four, the hollow steel plates 11 are vertically fixed, the number of the hoop strips 12 is at least four, the hoop strips 12 are fixed outside the hollow steel plates 11, the concrete 14 is cast in place inside the hollow steel plates 11, the hollow steel plates 11 are provided with a plurality of air passages 13, the air passages 13 are internally provided with blocking assemblies, the air passages 13 are not communicated with the inside of the hollow steel plates 11, the number of the steel plate walls 2 is two to four, the steel plate walls 2 are one-to-one fixed at one end of the hollow steel plates 11, the hoop strips 12 are fixed through the steel plate walls 2, the hollow steel plates 11 are plane steel plates, the number of the hollow steel plates 11 is three, the adjacent hollow steel plates 11 are welded to form a T-shaped structure, the steel plate walls 2 are corrugated steel plates, the number of the steel plate walls 2 is three and the steel plate walls 2 are one-to-one welded at one end of the hollow steel plates 11, the steel plate walls 2 and the hollow steel plates 11 on the same side are located on the same straight line, three hollow steel plates 11 which are plane steel plates are welded to form a T-shaped structure, then three steel plate walls 2 which are corrugated steel plates are one-to-one welded at one end of the hollow steel plates 11, because the steel plate walls 2 are close to one end of the hollow steel plates 11 and the surface of the hollow steel plates 11 is provided with reserved holes, the hoop strips 12 which form a concave shape are first sleeved outside the hollow steel plates 11, so that the hoop strips 12 pass through the reserved holes in the surface of the hollow steel plates 11, one end of the hoop strips 12 is vertically bent to pass through the reserved holes in the steel plate walls 2, the two ends of the hoop strips 12 are welded to each other, the hoop strips 12 are welded with the hollow steel plates 11 and the steel plate walls 2, finally the concrete 14 is cast in place inside the hollow steel plates 11 to complete the installation.

[0026] Example 3: as Figure 3The corrugated column-steel plate wall combined system for fabricated steel structure building comprises a steel plate column 1 and a steel plate wall 2, the steel plate column 1 comprises hollow steel plates 11, hoop strips 12 and concrete 14, the number of the hollow steel plates 11 is two to four, the hollow steel plates 11 are vertically fixed, the number of the hoop strips 12 is at least four, the hoop strips 12 are fixed outside the hollow steel plates 11, the concrete 14 is cast in place inside the hollow steel plates 11, the hollow steel plates 11 are provided with a plurality of air passages 13, the air passages 13 are internally provided with blocking assemblies, the air passages 13 are not communicated with the inside of the hollow steel plates 11, the number of the steel plate walls 2 is two to four, the steel plate walls 2 are fixed at one end of the hollow steel plates 11 one by one, the hoop strips 12 are fixed through the steel plate walls 2, the hollow steel plates 11 are plane steel plates, the number of the hollow steel plates 11 is four, the adjacent hollow steel plates 11 are welded to form a cross type, the steel plate walls 2 are corrugated steel plates, the number of the steel plate walls 2 is four and the steel plate walls 2 are welded at one end of the hollow steel plates 11 one by one, the steel plate walls 2 and the hollow steel plates 11 on the same side are located on the same straight line, four hollow steel plates 11 which are plane steel plates are combined into a cross type and are welded to each other, then four steel plate walls 2 which are corrugated steel plates are welded at one end of the hollow steel plates 11 one by one, because the steel plate walls 2 are close to one end of the hollow steel plates 11 and the surface of the hollow steel plates 11 is provided with reserved holes, the hoop strips 12 in the shape of a concave character are first sleeved outside the hollow steel plates 11, so that the hoop strips 12 pass through the reserved holes in the surface of the hollow steel plates 11 and one end of the hoop strips 12 is vertically bent to pass through the reserved holes of the steel plate walls 2, then the two ends of the hoop strips 12 are welded to each other and the hoop strips 12 are welded with the hollow steel plates 11 and the steel plate walls 2, finally the concrete 14 is cast in place into the hollow steel plates 11 to complete the installation.

[0027] Example 4: as Figure 4As shown, a corrugated column-steel plate wall combined system for fabricated steel structure building, comprising a steel plate column 1 and a steel plate wall 2, the steel plate column 1 comprises a hollow steel plate 11, a hoop strip 12 and concrete 14, the number of the hollow steel plate 11 is two to four, the hollow steel plates 11 are vertically fixed, the hoop strip 12 has at least four, the hoop strip 12 is fixed through the outside of the hollow steel plate 11, the concrete 14 is cast in the inside of the hollow steel plate 11, the surface of the hollow steel plate 11 is provided with a plurality of air passages 13, the air passages 13 are internally provided with a plugging assembly, the air passages 13 are not communicated with the inside of the hollow steel plate 11, the number of the steel plate wall 2 is two to four, the steel plate wall 2 is fixed at one end of the hollow steel plate 11 one by one, the hoop strip 12 is fixed through the steel plate wall 2, the hollow steel plate 11 is a corrugated steel plate, the hollow steel plate 11 has two and is vertically welded to form an L-shaped, the steel plate wall 2 is a plane steel plate, the steel plate wall 2 has two and is welded at one end of the hollow steel plate 11 one by one, the steel plate wall 2 and the hollow steel plate 11 on the same side are located on the same straight line, by forming an L-shaped by two hollow steel plates 11 which are corrugated steel plates and welding each other, a corrugated column can be formed, then two steel plate walls 2 which are plane steel plates are welded at one end of the hollow steel plate 11 one by one, because the steel plate wall 2 is close to one end of the hollow steel plate 11 and the surface of the hollow steel plate 11 is provided with a reserved hole, the hoop strip 12 in the shape of a concave letter is first sleeved outside the hollow steel plate 11, so that the hoop strip 12 passes through the reserved hole in the surface of the hollow steel plate 11 first, and one end of the hoop strip 12 is vertically bent to pass through the reserved hole of the steel plate wall 2, then both ends of the hoop strip 12 are welded to each other, and the hoop strip 12 is welded with the hollow steel plate 11 and the steel plate wall 2, finally the concrete 14 is cast into the inside of the hollow steel plate 11 to complete the installation.

[0028] Example 5: as Figure 5As shown, a corrugated column-steel plate wall combined system for fabricated steel structure building, comprising a steel plate column 1 and a steel plate wall 2, the steel plate column 1 comprises a hollow steel plate 11, a hoop strip 12 and concrete 14, the number of the hollow steel plate 11 is two to four, the hollow steel plates 11 are vertically fixed, the hoop strip 12 has at least four, the hoop strip 12 is fixed through the outside of the hollow steel plate 11, the concrete 14 is cast in the inside of the hollow steel plate 11, the surface of the hollow steel plate 11 is provided with a plurality of air passages 13, the air passages 13 are internally provided with a plugging assembly, the air passages 13 are not communicated with the inside of the hollow steel plate 11, the number of the steel plate wall 2 is two to four, the steel plate wall 2 is fixed at one end of the hollow steel plate 11 one by one, the hoop strip 12 is fixed through the steel plate wall 2, the hollow steel plate 11 is a corrugated steel plate, the hollow steel plate 11 has three, the adjacent hollow steel plates 11 are welded to form a T-shaped, the steel plate wall 2 is a plane steel plate, the steel plate wall 2 has three and is welded at one end of the hollow steel plate 11 one by one, the steel plate wall 2 and the hollow steel plate 11 on the same side are located on the same straight line, by forming a T-shaped and welding three hollow steel plates 11 which are corrugated steel plates, a corrugated column can be formed, then welding three steel plate walls 2 which are plane steel plates at one end of the hollow steel plate 11 one by one, because the steel plate wall 2 is close to one end of the hollow steel plate 11 and the surface of the hollow steel plate 11 is provided with a reserved hole, the hoop strip 12 in the shape of a concave letter is first sleeved outside the hollow steel plate 11, so that the hoop strip 12 passes through the reserved hole in the surface of the hollow steel plate 11, and one end of the hoop strip 12 is vertically bent to pass through the reserved hole of the steel plate wall 2, then the two ends of the hoop strip 12 are welded to each other, and the hoop strip 12 is welded with the hollow steel plate 11 and the steel plate wall 2, finally pouring the concrete 14 into the inside of the hollow steel plate 11 can complete the installation.

[0029] Example 6: as Figure 6As shown, a kind of corrugated column-steel plate wall combined system for fabricated steel structure building, including steel plate column 1 and steel plate wall 2, the steel plate column 1 includes hollow steel plate 11, hoop strip 12 and concrete 14, the number of the hollow steel plate 11 is two to four, the hollow steel plate 11 is vertically fixed between, the hoop strip 12 has at least four, the hoop strip 12 is fixed at the outside of hollow steel plate 11, the concrete 14 is cast in place in the inside of hollow steel plate 11, the surface of the hollow steel plate 11 is equipped with multiple air passages 13, the air passage 13 is equipped with blocking assembly inside, the air passage 13 is not communicated with the inside of hollow steel plate 11, the number of the steel plate wall 2 is two to four, the steel plate wall 2 is fixed at one end of hollow steel plate 11 one by one, the hoop strip 12 is fixed through with the steel plate wall 2, the hollow steel plate 11 is corrugated steel plate, the hollow steel plate 11 has four, the adjacent hollow steel plate 11 is welded to form cross type, the steel plate wall 2 is plane steel plate, the steel plate wall 2 has four and is welded at one end of hollow steel plate 11 one by one, the steel plate wall 2 and the hollow steel plate 11 on the same side are located on the same straight line, by forming ten type by four hollow steel plates 11 of corrugated steel plate and being welded to each other, so that corrugated column can be formed, then four steel plate walls 2 of plane steel plate are welded at one end of hollow steel plate 11 one by one, because the steel plate wall 2 is close to one end of hollow steel plate 11 and the surface of hollow steel plate 11 is equipped with reserved hole, so the hoop strip 12 in the shape of concave character is first sleeved at the outside of hollow steel plate 11, so that the hoop strip 12 can pass through the reserved hole in the surface of hollow steel plate 11, and the one end of hoop strip 12 is vertically bent to pass through the reserved hole of steel plate wall 2, then the two ends of hoop strip 12 are welded to each other, and the hoop strip 12 is welded with hollow steel plate 11 and steel plate wall 2, finally, concrete 14 is cast in place into the inside of hollow steel plate 11, so that installation can be completed.

[0030] In summary, the corrugated column-steel plate wall combined system for fabricated steel structure building has simple structure, reasonable stress, low cost, good anti-seismic effect, and is different from the currently commonly used fabricated steel column-steel plate wall combined system, can be well applied to residential, dormitory and apartment buildings, and by changing the thickness of steel plate or increasing the cross-sectional size of steel plate column, cast-in-place concrete 14 measures can meet and be applied to the needs of low-rise, multi-storey, small high-rise and high-rise residential buildings respectively, and the steel plate column 1 is a special-shaped column, the steel plate column 1 is embedded in the wall, so that compared with traditional columns, the steel plate column 1 will not protrude from the wall surface, so that the seismic performance of the steel plate column 1 is ensured, and the aesthetic appearance is improved.

[0031] As Figures 1-7As shown, the air passage 13 is composed of a square air passage 133 and a circular air passage 139, the square air passage 133 communicates with the circular air passage 139, a rectangular boss 134 is arranged between the square air passage 133 and the circular air passage 139, the opening of the square air passage 133 faces the indoor, the plugging assembly comprises a sealing block 131, a bimetallic strip 135, a magnetic ring 136, a net rack 137 and a sealing plug 138, the opening of the square air passage 133 is a circular opening, an annular boss 132 is arranged on the inner wall of the opening of the square air passage 133, the sealing block 131 is clamped on the inner side of the annular boss 132, the bimetallic strip 135 has a pair, and the bimetallic strip 135 is located inside the square air passage 133 and is fixed symmetrically on the upper and lower sides of the surface of the rectangular boss 134, the bimetallic strip 135 is close to each other, the sealing plug 138 is inserted at the opening of the circular air passage 139, the net rack 137 is fixed at one end of the sealing plug 138 close to the inside of the circular air passage 139, the net rack 137 is made of iron, the magnetic ring 136 is located inside the circular air passage 139 and is fixed on the surface of the rectangular boss 134, the magnetic ring 136 is attracted to the net rack 137, by arranging the air passage 13 on the surface of the hollow steel plate 11, when the steel structure building is on fire, the sealing block 131 at the opening of the square air passage 133 is melted first, at the same time, the bimetallic strip 135 will be bent in the square air passage 133, at this time, the bimetallic strip 135 is no longer close to each other, the sealing block 131 and the bimetallic strip 135 no longer seal the square air passage 133, at the same time, the magnetic ring 136 will lose magnetism due to heat, so that the magnetic ring 136 no longer attracts the net rack 137, and the net rack 137 is arranged for reinforcing the inside of the air passage 13 to avoid deformation of the inside of the air passage 13, because the air passage 13 is an inclined passage inclined by fifteen degrees to the direction of the circular air passage 139, so the net rack 137 and the sealing plug 138 will slide out of the circular air passage 139 due to the center of gravity and gravity, so that the sealing plug 138 no longer blocks the circular air passage 139, at this time, the whole air passage 13 is communicated, so that the smoke generated by the fire in the building is discharged to the outside through the air passage 13, not only can reduce the smoke in the building during the fire, but also is beneficial for others to know which room in the building is on fire first, so as to extinguish the fire in time.

Claims

1. A corrugated column-steel plate wall combined system for a fabricated steel structure building, characterized by, The utility model provides steel plate column (1) and steel plate wall (2), steel plate column (1) includes hollow steel sheet (11), hoop strip (12) and concrete (14), the number of hollow steel sheet (11) is two to four, the vertical fixation between hollow steel sheet (11), hoop strip (12) has at least four, hoop strip (12) is fixed at the outside of hollow steel sheet (11) through, concrete (14) is cast in place in the inside of hollow steel sheet (11), the surface of hollow steel sheet (11) is equipped with multiple air passage (13), air passage (13) is installed with blocking assembly inside, air passage (13) is not communicated with the inside of hollow steel sheet (11), the number of steel plate wall (2) is two to four, steel plate wall (2) is fixed in the one end of hollow steel sheet (11) one to one, hoop strip (12) is fixed through with steel plate wall (2), the one end of steel plate wall (2) near hollow steel sheet (11) and the surface of hollow steel sheet (11) are equipped with reserved hole, Air passage (13) is composed of square air passage (133) and circular air passage (139), air passage (13) is the inclined channel of fifteen degrees angle to the direction of circular air passage (139), square air passage (133) is communicated with circular air passage (139), and rectangular boss (134) is arranged between square air passage (133) and circular air passage (139); The blocking assembly includes wax block (131), bimetallic strip (135), magnetic ring (136), net rack (137) and sealing plug (138), the opening of square air passage (133) is circular opening, the inner wall of the opening of square air passage (133) is provided with annular boss (132), wax block (131) is clamped inside annular boss (132), bimetallic strip (135) has a pair, and bimetallic strip (135) is located inside square air passage (133) and is fixed on the upper and lower sides of the surface of rectangular boss (134) symmetrically, and bimetallic strip (135) is tightly attached between the bimetallic strip (135); Sealing plug (138) is inserted at the opening of circular air passage (139), net rack (137) is fixed at the one end of sealing plug (138) near the inside of circular air passage (139), net rack (137) is made of iron, magnetic ring (136) is located inside circular air passage (139) and is fixed on the surface of rectangular boss (134), and magnetic ring (136) is attracted to net rack (137).

2. The corrugated column-steel plate wall composite system for fabricated steel structure building according to claim 1, characterized in that: The hollow steel sheet (11) is a plane steel plate, the hollow steel sheet (11) has two and is vertically welded to form an L-shaped, the steel plate wall (2) is a corrugated steel plate, the steel plate wall (2) has two and is welded on one end of the hollow steel sheet (11) one to one, and the steel plate wall (2) and the hollow steel sheet (11) on the same side are located on the same straight line.

3. The corrugated column-steel plate wall composite system for fabricated steel buildings according to claim 1, characterized in that: The hollow steel plate (11) is a plane steel plate, the hollow steel plate (11) has three blocks, the adjacent hollow steel plates (11) are welded together to form a T-shaped type, the steel plate wall (2) is a corrugated steel plate, the steel plate wall (2) has three blocks and is welded at one end of the hollow steel plate (11) one by one, and the steel plate wall (2) and the hollow steel plate (11) on the same side are located on the same straight line.

4. The corrugated column-steel plate wall composite system for fabricated steel buildings according to claim 1, characterized in that: The hollow steel plate (11) is a plane steel plate, the hollow steel plate (11) has four blocks, the adjacent hollow steel plates (11) are welded together to form a cross-shaped type, the steel plate wall (2) is a corrugated steel plate, the steel plate wall (2) has four blocks and is welded at one end of the hollow steel plate (11) one by one, and the steel plate wall (2) and the hollow steel plate (11) on the same side are located on the same straight line.

5. The corrugated column-steel plate wall composite system for fabricated steel buildings according to claim 1, characterized in that: The hollow steel plate (11) is a corrugated steel plate, the hollow steel plate (11) has two blocks and is welded vertically to form an L-shaped type, the steel plate wall (2) is a plane steel plate, the steel plate wall (2) has two blocks and is welded at one end of the hollow steel plate (11) one by one, and the steel plate wall (2) and the hollow steel plate (11) on the same side are located on the same straight line.

6. The corrugated column-steel plate wall composite system for fabricated steel buildings of claim 1, wherein: The hollow steel plate (11) is a corrugated steel plate, the hollow steel plate (11) has three blocks, the adjacent hollow steel plates (11) are welded together to form a T-shaped type, the steel plate wall (2) is a plane steel plate, the steel plate wall (2) has three blocks and is welded at one end of the hollow steel plate (11) one by one, and the steel plate wall (2) and the hollow steel plate (11) on the same side are located on the same straight line.

7. The corrugated column-steel plate wall composite system for fabricated steel buildings according to claim 1, characterized in that: The hollow steel plate (11) is a corrugated steel plate, the hollow steel plate (11) has four blocks, the adjacent hollow steel plates (11) are welded together to form a cross-shaped type, the steel plate wall (2) is a plane steel plate, the steel plate wall (2) has four blocks and is welded at one end of the hollow steel plate (11) one by one, and the steel plate wall (2) and the hollow steel plate (11) on the same side are located on the same straight line.

8. The corrugated column-steel plate wall composite system for fabricated steel buildings according to claim 1, characterized in that: The opening of the square air channel (133) faces the indoor.

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