CN220928274U - Steel construction fire prevention reinforced structure - Google Patents
Steel construction fire prevention reinforced structure Download PDFInfo
- Publication number
- CN220928274U CN220928274U CN202322758571.9U CN202322758571U CN220928274U CN 220928274 U CN220928274 U CN 220928274U CN 202322758571 U CN202322758571 U CN 202322758571U CN 220928274 U CN220928274 U CN 220928274U
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- China
- Prior art keywords
- fireproof
- heat
- resistant cover
- shaped steel
- steel
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 89
- 239000010959 steel Substances 0.000 title claims abstract description 89
- 230000002265 prevention Effects 0.000 title description 13
- 238000010276 construction Methods 0.000 title description 4
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 17
- 230000002787 reinforcement Effects 0.000 claims abstract description 6
- 238000001816 cooling Methods 0.000 claims description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 238000007789 sealing Methods 0.000 claims description 14
- 239000000498 cooling water Substances 0.000 claims description 4
- 239000003973 paint Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 229940059574 pentaerithrityl Drugs 0.000 description 4
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 4
- DLYUQMMRRRQYAE-UHFFFAOYSA-N tetraphosphorus decaoxide Chemical compound O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 239000004114 Ammonium polyphosphate Substances 0.000 description 2
- 229920000877 Melamine resin Polymers 0.000 description 2
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 2
- 235000019826 ammonium polyphosphate Nutrition 0.000 description 2
- 229920001276 ammonium polyphosphate Polymers 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 230000009970 fire resistant effect Effects 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011491 glass wool Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Landscapes
- Building Environments (AREA)
Abstract
The utility model discloses a fireproof reinforcing structure of a steel structure, which relates to the technical field of fireproof reinforcement of the steel structure, and aims to solve the technical problems that the existing steel structure is weak in fireproof function and easy to collapse at high temperature of flame.
Description
Technical Field
The utility model belongs to the technical field of fireproof reinforcement of steel structures, and particularly relates to a fireproof reinforcement structure of a steel structure.
Background
The steel structure is a structure formed by steel materials, is one of main building structure types, is commonly used for constructing large-scale factory buildings, venues, super high-rise areas and the like due to high strength and high stability, but in the use process of the existing steel material, the strength of the steel structure is gradually reduced when the steel structure exceeds a certain temperature, the steel structure enters a plastic state until the steel structure is almost zero, the bearing cannot be continued, and collapse event is extremely easy to occur.
Therefore, aiming at the situation that the traditional steel structure is greatly changed in material quality under the high temperature condition, the strength is reduced, so that the steel structure cannot continuously bear weight, the steel structure fireproof reinforcing structure is developed, the fireproof plate and the water cooling pipe are additionally arranged, the fireproof function is added for the steel structure, the steel structure is prevented from being changed in nature due to the high temperature of flame, and collapse events are easy to occur.
Disclosure of utility model
(1) Technical problem to be solved
Aiming at the defects of the prior art, the utility model aims to provide a fireproof reinforcing structure of a steel structure, which aims to solve the technical problems that the existing steel structure is weak in fireproof function and easy to collapse at high temperature of flame.
(2) Technical proposal
In order to solve the technical problems, the utility model provides a fireproof reinforcing structure of a steel structure, which comprises H-shaped steel and a fireproof heat-resistant cover wrapped on the outer side of the H-shaped steel, wherein the H-shaped steel is in mortise and tenon connection with the fireproof heat-resistant cover, a water cooling pipe is arranged between the H-shaped steel and the fireproof heat-resistant cover, cooling water is filled in the water cooling pipe, a heat-insulating sealing plate is arranged on the front side of the fireproof heat-resistant cover, and fireproof paint is sprayed on the front side of the heat-insulating sealing plate.
When the steel structure fireproof reinforcing structure of the technical scheme is used, a user can mortise-joint H-shaped steel in the fireproof heat-resistant cover, then fix the H-shaped steel with the fireproof heat-resistant cover by using the fixing screw, then insert the water cooling pipe into the concave part of the H-shaped steel, splice the second H-shaped steel with the fireproof heat-resistant cover according to the steps, then connect the front side of the first fireproof heat-resistant cover with the rear side of the second fireproof heat-resistant cover, rotate the water cooling pipe, connect the two water cooling pipes together by using the spiral structure of the water cooling pipe, then take out the screw to penetrate through the connecting piece of the rear side of the first fireproof heat-resistant cover, penetrate through the connecting piece of the front side of the second fireproof heat-resistant cover, fix the two fireproof heat-resistant covers together by using the screw until the last water cooling pipe penetrates through a pipe hole formed in the heat-insulating sealing plate, fix the heat-insulating sealing plate on the fireproof heat-resistant cover by using the screw, connect the water inlet pipe with the water outlet pipe, inject water into the inside when encountering high temperature, and can realize the cooling effect by heat replacement.
Further, a groove of vertical symmetry has been seted up on H shaped steel right side, a lug of vertical symmetry is connected with on fire prevention heat-resisting cover inner wall right side, a lug with groove phase-match, H shaped steel left side is connected with a lug of vertical symmetry, a groove of vertical symmetry has been seted up on fire prevention heat-resisting cover inner wall left side, peg graft in the groove of No. two the lug of No. two, H shaped steel adopts mortise and tenon connection's mode with fire prevention heat-resisting cover, combines both sides through unsmooth interlock, and H shaped steel bending resistance is strong, construction is simple, structure light in weight, and fire prevention heat-resisting cover uses the PLASTIC LAMINATED four sides in the fire prevention material of current architectural decoration field to enclose to close the concatenation to form, and light in weight equally.
Further, the first screw hole is formed in the upper side of the H-shaped steel and the fireproof and heat-resistant cover, a fixing screw is inserted into the first screw hole, the H-shaped steel is fixed in the fireproof and heat-resistant cover by the fixing screw, and the H-shaped steel is fixed on the basis of mortise and tenon connection, so that the H-shaped steel is prevented from being deformed and falling off from the fireproof and heat-resistant cover due to high temperature during a fire, and the connection stability of the H-shaped steel and the fireproof and heat-resistant cover is improved.
Further, the H-shaped steel inner wall install with water-cooled tube assorted support, the connecting piece of fore-and-aft symmetry is installed to fire prevention heat-resisting cover outer wall, no. two screw has been seted up on the connecting piece, install the screw in the No. two screw, two fire prevention heat-resisting covers fixed connection around screw and nut will, through the screw on the connecting piece, can utilize screw and nut to carry out fixed connection to two fire prevention heat-resisting covers around, increased the length of H-shaped steel.
Further, the screw hole No. three has been seted up to thermal-insulated shrouding front side, install the screw in the screw hole No. three, thermal-insulated shrouding front side seted up with the pipe hole that the water-cooled tube size is unanimous, thermal-insulated shrouding outside spraying's fire-proof coating adopts the ultra-thin type, by vinyl acetate and pentaerythritol, melamine, ammonium polyphosphate, monopentaerythritol, phosphorus pentoxide is constituteed, can not occupy the space at ordinary times, but can expand the foaming when receiving the fire, concrete good heat-insulating property when isolating oxygen, the pipe hole is used for placing the water-cooled tube, the effect of flowing water-cooling is better than no flow water-cooling, so the space of reserving is used for connecting the business turn over water pipe, guarantee the mobility of cooling water.
(3) Advantageous effects
Compared with the prior art, the utility model has the beneficial effects that: according to the steel structure fireproof reinforcing structure, the steel structure is wrapped with the fireproof heat-resistant cover, high-temperature flame is blocked outside, and collapse events caused by property change of the inner steel structure due to high temperature are prevented; the H-shaped steel and the fireproof heat-resistant cover enclose and form the structure in which the water-cooled pipe is arranged, certain heat can be taken away through the effect of water cooling and temperature reduction in the case of fire, the possibility that the property of the steel structure changes due to high temperature is reduced, and the fireproof coating is sprayed on the heat-insulating sealing plate to prevent flame from invading the steel structure from the front side and the rear side.
Drawings
FIG. 1 is a schematic diagram of an assembled structure of an embodiment of a steel structure fire-resistant reinforcement structure according to the present utility model;
FIG. 2 is a schematic view of H-shaped steel and water-cooled pipes according to an embodiment of the fire-proof reinforcing structure of the present utility model;
FIG. 3 is a schematic view of an H-beam structure of an embodiment of a steel structure fire-resistant reinforcement structure according to the present utility model;
Fig. 4 is a schematic view of the internal structure of a fireproof and heat-resistant cover according to an embodiment of the steel structure fireproof reinforcing structure of the present utility model.
The marks in the drawings are: 1. h-shaped steel; 2. a fireproof and heat-resistant cover; 3. a water-cooled tube; 4. a heat-insulating sealing plate; 5. a first groove; 6. a first bump; 7. a second bump; 8. a second groove; 9. a first screw hole; 10. a set screw; 11. a bracket; 12. a connecting piece; 13. a second screw hole; 14. a third screw hole; 15. and (5) a pipe hole.
Detailed Description
The embodiment is a fireproof reinforcing structure for a steel structure, the assembly structure of the fireproof reinforcing structure is shown in fig. 1, the structure of an H-shaped steel 1 and a water cooling pipe 3 is shown in fig. 2, the structure of the H-shaped steel 1 is shown in fig. 3, the installation structure of a fireproof heat-resistant cover 2 is shown in fig. 4, the fireproof reinforcing steel structure comprises an H-shaped steel 1 and a fireproof heat-resistant cover 2 wrapped on the outer side of the H-shaped steel 1, the H-shaped steel 1 is in mortise and tenon connection with the fireproof heat-resistant cover 2, a water cooling pipe 3 is arranged between the H-shaped steel 1 and the fireproof heat-resistant cover 2, cooling water is filled in the water cooling pipe 3, a heat-insulating sealing plate 4 is arranged on the front side of the fireproof heat-resistant cover 2, and fireproof paint is sprayed on the front side of the heat-insulating sealing plate 4.
Aiming at the specific embodiment, the fireproof and heat-resistant cover 2 can adopt inorganic bonding materials as base materials, mineral wool and glass wool as fireproof plates of reinforcing materials, so that the harm of short fibers to human respiratory systems is reduced while the light weight and good high temperature resistance are ensured, and the strength of the plates is enhanced.
The fireproof heat-resistant cover is characterized in that a groove 5 which is vertically symmetrical is formed in the right side of the H-shaped steel 1, a lug 6 which is vertically symmetrical is connected to the right side of the inner wall of the fireproof heat-resistant cover 2, the lug 6 is matched with the groove 5, a lug 7 which is vertically symmetrical is connected to the left side of the H-shaped steel 1, a groove 8 which is vertically symmetrical is formed in the left side of the inner wall of the fireproof heat-resistant cover 2, a lug 7 is inserted into the groove 8, screw holes 9 are formed in the upper side of the H-shaped steel 1 and the fireproof heat-resistant cover 2, a fixing screw 10 is inserted into the screw holes 9, the fixing screw 10 is used for fixing the H-shaped steel 1 in the fireproof heat-resistant cover 2, the H-shaped steel 1 and the fireproof heat-resistant cover 2 are connected in a mortise and tenon mode, two sides are combined through concave-convex occlusion, the H-shaped steel 1 has strong bending resistance, construction is simple, the structure is light in weight, fireproof plates in the fireproof material in the fireproof building decoration field are spliced in four sides, the same weight is light, and the fireproof cover is firmly connected with the fireproof heat-resistant cover 2 through the screw holes 1, and the fireproof heat-resistant cover 2 is firmly deformed by the heat-resistant cover 2, and the fireproof heat-resistant cover 2 is firmly and high-resistant to heat-resistant cover 2 is connected through the heat-resistant screw 1.
Simultaneously, H shaped steel 1 inner wall install with water-cooling pipe 3 assorted support 11, the connecting piece 12 of fore-and-aft symmetry is installed to fire prevention heat-resisting cover 2 outer wall, set up No. two screw holes 13 on the connecting piece 12, install the screw in No. two screw holes 13, screw and nut will two fire prevention heat-resisting cover 2 fixed connection around, no. three screw holes 14 have been seted up to heat-insulating seal board 4 front side, install the screw in No. three screw holes 14, heat-insulating seal board 4 front side seted up with water-cooling pipe 3 size unanimous pipe hole 15, through the screw on the connecting piece 12, can utilize screw and nut to carry out fixed connection to two fire prevention heat-resisting cover 2 around, increased H shaped steel 1's length, the fireproof coating of heat-insulating seal board 4 outside spraying adopts the ultra-thin type, by vinyl acetate and pentaerythritol, melamine, ammonium polyphosphate, monopentaerythritol, phosphorus pentoxide constitute, can not occupy the space at ordinary times, but can expand the foaming when receiving the fire, concrete good thermal insulation performance of oxygen, pipe hole 15 is used for placing water-cooling pipe 3 and flowing in order to guarantee that the flow is good, water-cooling effect is used for flowing in and out water-cooling pipe flowing, flow is not guaranteed.
When the steel structure fireproof reinforcing structure of the technical scheme is used, a user connects the H-shaped steel 1 in the fireproof heat-resistant cover 2 in a mortise way, then fixes the H-shaped steel 1 and the fireproof heat-resistant cover 2 by using the fixing screw 10, then inserts the water cooling pipe 3 into the concave part of the H-shaped steel 1, then splices the second H-shaped steel 1 and the fireproof heat-resistant cover 2 according to the steps, then connects the front side of the first fireproof heat-resistant cover 2 with the rear side of the second fireproof heat-resistant cover 2, rotates the water cooling pipe 3, connects the two water cooling pipes 3 together by using the spiral structure of the water cooling pipe 3, then takes out the screw to penetrate through the connecting piece 12 on the rear side of the first fireproof heat-resistant cover 2, then penetrates through the connecting piece 12 on the front side of the second fireproof heat-resistant cover 2, fixes the two fireproof covers 2 together, repeats the operation until the last piece of the water cooling pipe 3 penetrates through the pipe hole 15 formed by the heat insulation sealing plate 4, then fixes the heat insulation sealing plate 4 on the fireproof heat-resistant cover 2 by using the screw, the water cooling pipe 3 is connected with the water inlet pipe and the water outlet pipe, and the water inlet pipe is connected together, and then the screw is cooled down by the water cooling pipe and can cool down by the water plug when a fire occurs.
Claims (7)
1. The steel structure fireproof reinforcement structure comprises H-shaped steel (1) and a fireproof and heat-resistant cover (2) wrapped on the outer side of the H-shaped steel (1); the fireproof heat-resistant cover is characterized in that the H-shaped steel (1) is in mortise and tenon connection with the fireproof heat-resistant cover (2), a water cooling pipe (3) is arranged between the H-shaped steel (1) and the fireproof heat-resistant cover (2), cooling water is filled in the water cooling pipe (3), a heat-insulating sealing plate (4) is arranged on the front side of the fireproof heat-resistant cover (2), and fireproof paint is sprayed on the front side of the heat-insulating sealing plate (4).
2. The steel structure fireproof reinforcing structure according to claim 1, wherein a first groove (5) which is vertically symmetrical is formed in the right side of the H-shaped steel (1), a first protruding block (6) which is vertically symmetrical is connected to the right side of the inner wall of the fireproof and heat-resistant cover (2), and the first protruding block (6) is matched with the first groove (5).
3. The steel structure fireproof reinforcing structure according to claim 1, wherein the left side of the H-shaped steel (1) is connected with a second bump (7) which is vertically symmetrical, a second groove (8) which is vertically symmetrical is formed in the left side of the inner wall of the fireproof and heat-resistant cover (2), and the second bump (7) is inserted into the second groove (8).
4. The steel structure fireproof reinforcing structure according to claim 1, wherein the H-shaped steel (1) and the fireproof and heat-resistant cover (2) are provided with a first screw hole (9) on the upper side and the lower side, a fixing screw (10) is inserted into the first screw hole (9), and the fixing screw (10) fixes the H-shaped steel (1) in the fireproof and heat-resistant cover (2).
5. The steel structure fireproof reinforcing structure according to claim 1, wherein a bracket (11) matched with the water cooling pipe (3) is arranged on the inner wall of the H-shaped steel (1), and connecting pieces (12) which are symmetrical in front-back are arranged on the outer wall of the fireproof heat-resistant cover (2).
6. The steel structure fireproof reinforcing structure according to claim 5, wherein the connecting piece (12) is provided with a second screw hole (13), a screw is installed in the second screw hole (13), and the screw and the nut fixedly connect the front fireproof heat-resistant cover (2) and the rear fireproof heat-resistant cover (2).
7. The steel structure fireproof reinforcing structure according to claim 1, wherein a third screw hole (14) is formed in the front side of the heat-insulating sealing plate (4), screws are installed in the third screw hole (14), and a pipe hole (15) with the same size as the water-cooled pipe (3) is formed in the front side of the heat-insulating sealing plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322758571.9U CN220928274U (en) | 2023-10-16 | 2023-10-16 | Steel construction fire prevention reinforced structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322758571.9U CN220928274U (en) | 2023-10-16 | 2023-10-16 | Steel construction fire prevention reinforced structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220928274U true CN220928274U (en) | 2024-05-10 |
Family
ID=90961821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322758571.9U Active CN220928274U (en) | 2023-10-16 | 2023-10-16 | Steel construction fire prevention reinforced structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220928274U (en) |
-
2023
- 2023-10-16 CN CN202322758571.9U patent/CN220928274U/en active Active
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| GR01 | Patent grant |