CN214941022U - Heat preservation shape steel construction with fire prevention function - Google Patents
Heat preservation shape steel construction with fire prevention function Download PDFInfo
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- CN214941022U CN214941022U CN202121680572.0U CN202121680572U CN214941022U CN 214941022 U CN214941022 U CN 214941022U CN 202121680572 U CN202121680572 U CN 202121680572U CN 214941022 U CN214941022 U CN 214941022U
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Abstract
The utility model discloses a heat preservation shape steel construction with fire prevention function, including vertical steelframe, the upper end welded connection of vertical steelframe has horizontal steelframe, vertical steelframe is perpendicular distribution with horizontal steelframe, the lower extreme fixed mounting of vertical steelframe and horizontal steelframe has the connection backplate, the lower extreme fixed mounting who connects the backplate has the heat preservation, the lower extreme fixed mounting of heat preservation has fire-retardant layer, the lower extreme of connecting the backplate closely laminates with the upper end of heat preservation, the lower extreme of heat preservation closely laminates with the upper end of heat preservation, the fixed spread groove that is provided with in upper end of vertical steelframe, the fixed groove of accepting that is provided with in inner of spread groove. This heat preservation shape steel construction with fire prevention function, the groove of accepting that sets up still can keep the monolithic of vertical steelframe and horizontal steelframe with the inserting groove after the face of weld fracture, avoids causing the disintegration of steel construction because of the face of weld fracture, and then has improved the fire behavior of this steel construction greatly.
Description
Technical Field
The utility model relates to a E04B1/24 specifically is a heat preservation shape steel construction with fire prevention function.
Background
Chinese patent CN203866965U discloses a fireproof heat-preservation safety steel structure composed of a steel structure body, wherein a water storage cavity is arranged in the steel structure body, and the fireproof heat-preservation safety steel structure with simple structure, low manufacturing cost and good fireproof performance is provided; chinese patent CN208965725U discloses a fire-proof, thermal insulation and safety steel structure composed of a fire-proof layer, a thermal insulation layer and a reinforcing layer, which has the properties of fire-proof and chemical stability. Both of these patents suffer from poor fire performance.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a heat preservation shape steel construction with fire prevention function to it is relatively poor on fire behavior to propose current steel construction in solving above-mentioned background art, because the steel construction all is the welding basically and forms, and the face of weld is relatively poor in the ability of dealing with high temperature fire fever, easily splits and leads to the problem of collapsing of steel construction behind expend with heat and contract with cold.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a heat preservation shape steel construction with fire prevention function, includes vertical steelframe, the upper end welded connection of vertical steelframe has horizontal steelframe, vertical steelframe is the vertical distribution with horizontal steelframe, vertical steelframe has the connection backplate with the lower extreme fixed mounting of horizontal steelframe, the lower extreme fixed mounting who connects the backplate has the heat preservation, the lower extreme fixed mounting of heat preservation has fire-retardant layer, the lower extreme of connecting the backplate closely laminates with the upper end of heat preservation, the lower extreme of heat preservation closely laminates with the upper end of heat preservation, the fixed spread groove that is provided with in upper end of vertical steelframe, the fixed groove of accepting that is provided with in inner of spread groove, the fixed inserting groove that is provided with of right-hand member of horizontal steelframe lower part.
Preferably, the connecting groove is matched with the lower end of the horizontal steel frame, the receiving groove is matched with the inserting groove, and the receiving groove and the inserting groove are arranged to be capable of keeping the integral connection of the vertical steel frame and the horizontal steel frame after the welding surface is broken.
Preferably, the vacuum heat insulation plate is fixedly installed inside the heat insulation layer, the upper end of the vacuum heat insulation plate penetrates through the heat insulation layer and the connecting back plate and extends to the upper end of the connecting back plate, the vacuum heat insulation plate is located at the joint of the vertical steel frame and the horizontal steel frame, and the installed vacuum heat insulation plate can separate the welding position of the vertical steel frame and the horizontal steel frame from the outside.
Preferably, the fixed compensation strip that is provided with in inside bottom of inserting groove, compensation strip and horizontal steelframe structure as an organic whole, have certain space between the compensation strip that sets up, can provide an expansion with heat and contraction with cold's extrusion space for vertical steelframe and horizontal steelframe when meeting accident and leading to vertical steelframe and horizontal steelframe to be heated seriously.
Preferably, threaded connection has connecting screw between vertical steelframe, connection backplate, heat preservation and the fire-retardant layer, threaded connection has connecting screw between horizontal steelframe, connection backplate, heat preservation and the fire-retardant layer, connecting screw's section is "I shape" structure, connecting screw is split type structure, and connecting screw of "I shape" structure can be connected backplate, heat preservation and fire-retardant layer on vertical steelframe to the messenger connects backplate, heat preservation and fire-retardant layer and connects on horizontal steelframe.
Preferably, the upper end of connecting the backplate is fixed and is provided with the extension strip, extend strip and vertical steelframe looks adaptation, extend strip and horizontal steelframe looks adaptation, through setting up the extension strip, can make the connection that the backplate can be inseparable connect the lower extreme at vertical steelframe and horizontal steelframe, improve connection stability.
Compared with the prior art, the beneficial effects of the utility model are that:
1. according to the heat-preservation steel structure with the fireproof function, the arranged bearing grooves and the inserting grooves can still keep the integral connection of the vertical steel frame and the horizontal steel frame after the welding surface is broken, so that the steel structure is prevented from being disassembled due to the breakage of the welding surface, and the fireproof capacity of the steel structure is greatly improved;
2. according to the heat-insulation steel structure with the fireproof function, the installed vacuum heat-insulation plate can block the welding position of the vertical steel frame and the horizontal steel frame from the outside, so that the heat is prevented from being conducted to the welding position of the vertical steel frame and the horizontal steel frame due to the breakage or failure of the connecting back plate, the heat-insulation layer or the flame-retardant layer, and the fireproof capacity of the steel structure is further improved;
3. this heat preservation shape steel construction with fire prevention function has certain space between the compensation strip that sets up, can provide the extrusion space of expend with heat and contract with cold for vertical steelframe and horizontal steelframe when meeting accident and leading to vertical steelframe and horizontal steelframe to be heated seriously, avoids leading to the separation of vertical steelframe and horizontal steelframe because of vertical steelframe and horizontal steelframe deformation.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the three-dimensional structure of the connecting groove of the present invention;
FIG. 3 is a schematic sectional view of the present invention;
fig. 4 is a schematic view of the three-dimensional structure of the compensation strip of the present invention.
In the figure: 1. a vertical steel frame; 2. a horizontal steel frame; 3. connecting the back plate; 4. a heat-insulating layer; 5. a flame retardant layer; 6. connecting grooves; 7. a receiving groove; 8. inserting grooves; 9. a vacuum insulation panel; 10. a compensation strip; 11. connecting a screw rod; 12. an extension bar.
Detailed Description
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a heat preservation shape steel construction with fire prevention function, including vertical steelframe 1, vertical steelframe 1's upper end welded connection has horizontal steelframe 2, vertical steelframe 1 is the vertical distribution with horizontal steelframe 2, vertical steelframe 1 has connection backplate 3 with horizontal steelframe 2's lower extreme fixed mounting, the lower extreme fixed mounting of connecting backplate 3 has heat preservation 4, the lower extreme fixed mounting of heat preservation 4 has fire-retardant layer 5, the lower extreme of connecting backplate 3 closely laminates with the upper end of heat preservation 4, the lower extreme of heat preservation 4 closely laminates with the upper end of heat preservation 4, the fixed spread groove 6 that is provided with in upper end of vertical steelframe 1, the fixed groove 7 of accepting that is provided with in inner of spread groove 6, the fixed inserting groove 8 that is provided with of right-hand member of horizontal steelframe 2 lower part.
Further, the lower extreme looks adaptation of spread groove 6 and horizontal steelframe 2, accept groove 7 and inserting groove 8 looks adaptation, the groove 7 and inserting groove 8 are accepted in the setting, can lift horizontal steelframe 2 on vertical steelframe 1, not only can improve the face of weld, increase welding stability, simultaneously when the conflagration breaing out, the face of weld is because structural stability is than the more fragile meeting of steel construction at first fracture, and the setting accept groove 7 and inserting groove 8 still can keep vertical steelframe 1 and horizontal steelframe 2's monolithic connection after the face of weld fracture, avoid causing the disintegration of steel construction because of the face of weld fracture, and then the fire behavior of this steel construction has been improved greatly.
Further, the inside fixed mounting of heat preservation 4 has vacuum heat insulating board 9, the upper end of vacuum heat insulating board 9 is passed heat preservation 4 and is connected backplate 3 and extend to the upper end of connecting backplate 3, vacuum heat insulating board 9 is located the junction of vertical steelframe 1 and horizontal steelframe 2, the vacuum heat insulating board 9 of installation can be with the welding department and the external separation of vertical steelframe 1 and horizontal steelframe 2, avoid because of connecting backplate 3, heat preservation 4 or fire-retardant layer 5 break or thereby lose efficacy lead to heat conduction to the welding department of vertical steelframe 1 and horizontal steelframe 2, the fire-proof ability of this steel construction has further been improved.
Further, the fixed compensation strip 10 that is provided with in the inside bottom of inserting groove 8, compensation strip 10 and horizontal steelframe 2 be the integral structure, there is certain space between the compensation strip 10 that sets up, can provide the extrusion space of an expend with heat and contract with cold for vertical steelframe 1 and horizontal steelframe 2 when meeting accident and leading to vertical steelframe 1 and horizontal steelframe 2 to be heated seriously, avoid leading to the separation of vertical steelframe 1 and horizontal steelframe 2 because of vertical steelframe 1 and the deformation of horizontal steelframe 2.
Further, vertical steelframe 1, connect backplate 3, threaded connection has connecting screw 11 between heat preservation 4 and the fire-retardant layer 5, horizontal steelframe 2, connect backplate 3, threaded connection has connecting screw 11 between heat preservation 4 and the fire-retardant layer 5, connecting screw 11's section is "I shape" structure, connecting screw 11 is split type structure, connecting screw 11 of "I shape" structure can be with connecting backplate 3, heat preservation 4 and fire-retardant layer 5 are connected on vertical steelframe 1, and make connecting backplate 3, heat preservation 4 and fire-retardant layer 5 connect on horizontal steelframe 2.
Further, the fixed extension strip 12 that is provided with in upper end of connecting backplate 3, extension strip 12 and 1 looks adaptation of vertical steelframe, extension strip 12 and 2 looks adaptations of horizontal steelframe, through setting up extension strip 12, can make the connection backplate 3 can be inseparable connect the lower extreme at vertical steelframe 1 and horizontal steelframe 2, improve connection stability.
The working principle is as follows: meanwhile, in case of fire, the welding surface is firstly broken due to the structural stability being weaker than that of the steel structure, the arranged bearing grooves 7 and the inserting grooves 8 can still keep the integral connection between the vertical steel frame 1 and the horizontal steel frame 2 after the welding surface is broken, the steel structure is prevented from being disassembled due to the breakage of the welding surface, the fireproof capacity of the steel structure is greatly improved, the installed vacuum heat insulation plate 9 can separate the welding part between the vertical steel frame 1 and the horizontal steel frame 2 from the outside, the heat conduction to the welding part between the vertical steel frame 1 and the horizontal steel frame 2 due to the breakage or failure of the connecting back plate 3, the heat insulation layer 4 or the flame retardant layer 5 is avoided, the fireproof capacity of the steel structure is further improved, and when the vertical steel frame 1 and the horizontal steel frame 2 are seriously heated due to accidents, an extrusion space for thermal expansion and cold contraction can be provided for the vertical steel frame 1 and the horizontal steel frame 2, the separation of the vertical steel frame 1 and the horizontal steel frame 2 caused by the deformation of the vertical steel frame 1 and the horizontal steel frame 2 is avoided.
Claims (10)
1. The utility model provides a shape steel construction keeps warm with fire prevention function, includes vertical steelframe (1), its characterized in that: the upper end welded connection of vertical steelframe (1) has horizontal steelframe (2), vertical steelframe (1) is the vertical distribution with horizontal steelframe (2), the lower extreme fixed mounting of vertical steelframe (1) and horizontal steelframe (2) has connection backplate (3), the lower extreme fixed mounting of connection backplate (3) has heat preservation (4), the lower extreme fixed mounting of heat preservation (4) has fire-retardant layer (5), the lower extreme of connection backplate (3) closely laminates with the upper end of heat preservation (4), the lower extreme of heat preservation (4) closely laminates with the upper end of heat preservation (4), the upper end of vertical steelframe (1) is fixed and is provided with spread groove (6), the inner fixed groove (7) of accepting that is provided with of spread groove (6), the right-hand member of horizontal steelframe (2) lower part is fixed and is provided with inserting groove (8).
2. The heat-insulating shaped steel structure with a fire-proof function according to claim 1, characterized in that: the connecting groove (6) is matched with the lower end of the horizontal steel frame (2), and the bearing groove (7) is matched with the inserting groove (8).
3. The heat-insulating shaped steel structure with a fire-proof function according to claim 1, characterized in that: and a vacuum heat insulation plate (9) is fixedly arranged in the heat insulation layer (4).
4. The heat-insulating shaped steel structure with a fire-proof function according to claim 3, characterized in that: the upper end of the vacuum heat insulation plate (9) penetrates through the heat insulation layer (4) and the connecting back plate (3) and extends to the upper end of the connecting back plate (3).
5. The heat-insulating shaped steel structure with a fire-proof function according to claim 3, characterized in that: the vacuum heat insulation plate (9) is positioned at the joint of the vertical steel frame (1) and the horizontal steel frame (2).
6. The heat-insulating shaped steel structure with a fire-proof function according to claim 1, characterized in that: the bottom inside the inserting groove (8) is fixedly provided with a compensation strip (10), and the compensation strip (10) and the horizontal steel frame (2) are of an integrated structure.
7. The heat-insulating shaped steel structure with a fire-proof function according to claim 1, characterized in that: and a connecting screw rod (11) is in threaded connection between the vertical steel frame (1), the connecting back plate (3), the heat-insulating layer (4) and the flame-retardant layer (5).
8. The heat-insulating shaped steel structure with a fire-proof function according to claim 1, characterized in that: and a connecting screw rod (11) is in threaded connection between the horizontal steel frame (2), the connecting back plate (3), the heat-insulating layer (4) and the flame-retardant layer (5).
9. The heat-insulating shaped steel structure with a fire-proof function according to claim 8, wherein: the section of the connecting screw rod (11) is of an I-shaped structure, and the connecting screw rod (11) is of a split structure.
10. The heat-insulating shaped steel structure with a fire-proof function according to claim 1, characterized in that: the upper end of the connecting back plate (3) is fixedly provided with an extending strip (12), the extending strip (12) is matched with the vertical steel frame (1), and the extending strip (12) is matched with the horizontal steel frame (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121680572.0U CN214941022U (en) | 2021-07-23 | 2021-07-23 | Heat preservation shape steel construction with fire prevention function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121680572.0U CN214941022U (en) | 2021-07-23 | 2021-07-23 | Heat preservation shape steel construction with fire prevention function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214941022U true CN214941022U (en) | 2021-11-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121680572.0U Active CN214941022U (en) | 2021-07-23 | 2021-07-23 | Heat preservation shape steel construction with fire prevention function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214941022U (en) |
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2021
- 2021-07-23 CN CN202121680572.0U patent/CN214941022U/en active Active
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