CN220226653U - High-strength steel fireproof access door - Google Patents
High-strength steel fireproof access door Download PDFInfo
- Publication number
- CN220226653U CN220226653U CN202321617684.0U CN202321617684U CN220226653U CN 220226653 U CN220226653 U CN 220226653U CN 202321617684 U CN202321617684 U CN 202321617684U CN 220226653 U CN220226653 U CN 220226653U
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- Prior art keywords
- door
- layer
- fire
- fireproof
- sealing
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 22
- 239000010959 steel Substances 0.000 title claims abstract description 22
- 238000007789 sealing Methods 0.000 claims abstract description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 41
- 229920000742 Cotton Polymers 0.000 claims abstract description 29
- 239000000779 smoke Substances 0.000 claims abstract description 18
- 238000002347 injection Methods 0.000 claims abstract description 13
- 239000007924 injection Substances 0.000 claims abstract description 13
- 239000000919 ceramic Substances 0.000 claims description 7
- 239000011094 fiberboard Substances 0.000 claims description 7
- 239000000498 cooling water Substances 0.000 claims description 6
- 230000002265 prevention Effects 0.000 claims description 5
- 239000002023 wood Substances 0.000 claims description 4
- 239000011490 mineral wool Substances 0.000 claims description 3
- 230000009970 fire resistant effect Effects 0.000 claims 2
- 239000007787 solid Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 17
- 238000009736 wetting Methods 0.000 abstract 2
- 238000010438 heat treatment Methods 0.000 abstract 1
- 238000009413 insulation Methods 0.000 description 11
- 239000003063 flame retardant Substances 0.000 description 10
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 8
- 239000011248 coating agent Substances 0.000 description 8
- 238000000576 coating method Methods 0.000 description 8
- 230000001012 protector Effects 0.000 description 8
- 238000009792 diffusion process Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008595 infiltration Effects 0.000 description 3
- 238000001764 infiltration Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Special Wing (AREA)
Abstract
The utility model relates to the technical field of fireproof access doors, in particular to a high-strength steel fireproof access door, which comprises a fireproof door and a door frame, wherein the inner wall of the door frame is provided with the fireproof door, a plurality of groups of hinges are arranged between the left side wall of the fireproof door and the door frame, a first strength layer, a first fireproof layer, a plate core, a noise-proof layer, a second fireproof layer and a second strength layer are sequentially arranged from front to back, an operator controls a water pump to work through the arrangement of a protection device so as to facilitate water injection into sealing cotton through a water inlet through groove and a through hole, so that the temperature of the sealing rubber strip is reduced through heat exchange between the sealing cotton and the sealing rubber strip, the sealing rubber strip is prevented from being melted by heating, meanwhile, the sealing cotton can be effectively blocked through wetting when the sealing cotton is immersed in the thick smoke, and the effect of purifying the thick smoke can be achieved to a certain extent through the wetting sealing cotton.
Description
Technical Field
The utility model relates to the technical field of fireproof access doors, in particular to a high-strength steel fireproof access door.
Background
Because the steel hardness is higher, has certain fire behavior when the conflagration breaks out, is used as preventing fire door often, and the use of steel fire prevention access door has improved the security when unexpected dangerous case takes place, and the steel prevents fire door apart from having the effect of ordinary door, still has the effect that prevents the intensity of a fire and the flue gas diffusion, can prevent the intensity of a fire to spread in certain time, ensures that personnel's safe evacuation leaves.
Prior art publication No. CN207829746U patent document provides a steel fire door, through pothook and draw-in groove cooperation, and vice pothook and vice draw-in groove's cooperation, reduce the condition of the unrestrained door leaf of opening of conflagration, but prior art CN207829746U patent does not possess and has better thermal-insulated effect to the heat, can not give sound insulation to the sound that the external world produced and fall, can not make people better rest and work, at the same time, present fire door is when in actual use, in order to avoid dense smoke infiltration, can adopt joint strip to seal generally, but joint strip when meetting high temperature, melting easily takes place, the smoke protection effect is relatively poor, need improve.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a high-strength steel fireproof access door.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high strength steel fire prevention access door, includes fire door and door frame, the door frame inner wall sets up fire door, set up multiunit hinge between fire door left side lateral wall and the door frame, fire door sets gradually first intensity layer, first flame retardant coating, core, noise control layer, second flame retardant coating and second intensity layer from front to back, the core adopts wood multiply wood material, first intensity layer and second intensity layer adopt the steel, the door frame inner wall sets up joint strip, set up protector in the joint strip, protector is used for avoiding joint strip to be heated and takes place to melt, protector includes work box, water pump and sealed cotton, the door frame top sets up the work box, the work box right side sets up the work groove, set up the water pump in the work groove, set up cooling water in the work box, joint strip is close to fire door one side lateral wall and sets up the protection groove, the fixed sealed cotton that sets up in the protection groove, the side wall sets up into water through groove and protection groove, set up multiunit perforation between water through groove and the protection groove, water pump and work box and work end through groove and water pump side sensor, the side of intake sensor and water pump side end and water pump are connected.
In order to facilitate further improving the cooling effect on the sealing rubber strip and simultaneously avoid the diffusion of smoke passing through gaps between the fireproof door and the door frame, the utility model is improved in that the protection grooves and the sealing cotton are arranged in a plurality of groups and are transversely arranged on the surface of the sealing rubber strip.
In order to facilitate the promotion of the flame retardation and heat insulation effects of the fireproof door body and further diffusion of fire through the fireproof door, the utility model is improved in that the first fireproof layer comprises a ceramic fiber board and soundproof cotton, and the side wall of one side of the ceramic fiber board far away from the first strength layer is fixedly provided with the soundproof cotton.
In order to facilitate improvement of the sound insulation effect of the fireproof door, the utility model is improved in that the noise-proof layer comprises a sound insulation felt and a sound-absorbing plate, and the sound-insulating felt is fixedly arranged on the side wall of one side of the sound-absorbing plate far away from the second strength layer.
In order to facilitate further improving the heat insulation effect of the fireproof door body and further facilitate realizing bidirectional insulation of fire, the utility model is improved in that the second fireproof layer is made of rock wool boards.
In order to facilitate the timely replenishment of the cooling water in the working box after the cooling water in the working box is reduced, the utility model is improved in that a water injection pipe is arranged on the side wall of the front side of the working box, and a water injection control valve is arranged in the water injection pipe.
(III) beneficial effects
Compared with the prior art, the utility model provides a high-strength steel fireproof access door, which comprises the following components
The beneficial effects are that:
this high strength steel fire prevention access door, thereby through protector's setting, thereby operating personnel control water pump work is convenient for carry out the water injection in to the sealing cotton through intake logical groove and through-hole, thereby be convenient for reduce sealing strip's temperature through sealing cotton and sealing strip's heat transfer, thereby avoid sealing strip to be heated and take place to melt, simultaneously through moist to the sealing cotton, when thick smoke invades, can effectively block through moist sealing cotton, even if thick smoke infiltration simultaneously, also can play the effect of purifying thick smoke to a certain extent through moist sealing cotton.
Through the setting on noise control layer, be convenient for promote the sound insulation effect of preventing fire door, avoid the propagation of noise to influence user's normal rest.
Through the setting of first flame retardant coating and second flame retardant coating, be convenient for promote fire-retardant and the thermal-insulated effect of preventing fire door body to avoid the fire to carry out further diffusion through preventing fire door.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
FIG. 3 is a schematic view of a partial enlarged structure at A in FIG. 2 according to the present utility model;
fig. 4 is a schematic view of the side wall structure of the fire door of the present utility model.
In the figure: 1. fireproof doors; 2. a door frame; 3. a hinge; 4. a first strength layer; 5. a board core; 6. a second refractory layer; 7. a second intensity layer; 8. a sealing rubber strip; 9. a working box; 10. a water pump; 11. sealing cotton; 12. a water inlet through groove; 13. a smoke sensor; 14. ceramic fiber board; 15. soundproof cotton; 16. a sound-insulating felt; 17. a sound absorbing panel; 18. and a water injection pipe.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Please refer to fig. 1-4, high strength steel fire prevention access door, including preventing fire door 1 and door frame 2, door frame 2 inner wall sets up prevents fire door 1, prevent fire door 1 left side lateral wall and door frame 2 between set up multiunit hinge 3, prevent fire door 1 from front to back set gradually first intensity layer 4, first flame retardant coating, core 5, noise control layer, second flame retardant coating 6 and second intensity layer 7, core 5 adopts the multilayer wood board material, first intensity layer 4 and second intensity layer 7 adopt the steel material, door frame 2 inner wall sets up joint strip 8, set up protector in the joint strip 8, protector is used for avoiding joint strip 8 to be heated and takes place to melt, protector includes work box 9, water pump 10 and joint strip 11, door frame 2 top sets up work box 9, work box 9 right side sets up the work groove, work inslot sets up water pump 10, joint strip 8 is close to 1 one side lateral wall setting up the groove, protector inslot fixed knot sets up fire door 11, seal strip 8 is kept away from 1 side and is put forward to seal strip 10, water pump 10 and is connected with water inlet channel 12 and water inlet channel 12, water inlet channel 12 and water inlet channel 13 are connected to one side. When using, smoke sensor 13 can detect the smog concentration in the surrounding environment in real time, when the smog concentration in the surrounding environment surpassed the concentration scope that smoke sensor 13 set for, smoke sensor 13 goes on working through electrical signal control water pump 10, and then be convenient for go on the water injection in to sealing cotton 11 through intake logical groove 12 and through-hole, thereby be convenient for reduce sealing strip 8's temperature through sealing cotton 11 and sealing strip 8's heat transfer, thereby avoid sealing strip 8 to be heated and take place to melt, simultaneously through moist sealing cotton 11, when the dense smoke invades, can effectively block through moist sealing cotton 11, even if the dense smoke infiltration simultaneously, also can play the effect of purifying the dense smoke to a certain extent through moist sealing cotton 11.
The protection groove and the sealing cotton 11 are arranged into a plurality of groups and are transversely arranged on the surface of the sealing rubber strip 8, so that the cooling effect of the sealing rubber strip 8 is further improved, and meanwhile, smoke is prevented from diffusing through gaps between the fireproof door 1 and the door frame 2.
When the conflagration is happening, higher temperature makes fire door 1 break down easily, and then causes the diffusion of intensity of a fire, for this, first flame retardant coating includes ceramic fiber board 14 and soundproof cotton 15, ceramic fiber board 14 board keeps away from the fixed soundproof cotton 15 that sets up of first intensity layer 4 one side lateral wall, is convenient for promote fire-retardant and the thermal-insulated effect of preventing fire door 1 body to avoid the intensity of a fire to carry out further diffusion through preventing fire door 1.
The noise protection layer includes sound insulation felt 16 and abatvoix 17, the abatvoix 17 is kept away from the fixed setting sound insulation felt 16 of second intensity layer 7 one side lateral wall, is convenient for promote the sound insulation effect of preventing fire door 1 through the cooperation of sound insulation felt 16 and abatvoix 17 together.
When indoor fire occurs, the fire is not convenient to isolate, and for this reason, the second flame retardant coating 6 adopts rock wool board material, is convenient for further promote the thermal-insulated effect of preventing fire door 1 body to be convenient for realize the bidirectional isolation to the fire.
The side wall of the front side of the working box 9 is provided with a water injection pipe 18, and a water injection control valve is arranged in the water injection pipe 18, so that cooling water in the working box 9 can be conveniently supplemented in time after the cooling water in the working box 9 is reduced.
In the description herein, it should be noted that the terms "coupled," "connected," and "connected," should be construed broadly, and may be either permanently connected, detachably connected, or integrally connected, for example, unless otherwise specifically indicated and defined; the connection may be mechanical connection, electrical connection, direct connection, or indirect connection via an intermediary. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In this description, it should be noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. High strength steel fire prevention access door, including preventing fire door (1) and door frame (2), its characterized in that: the fire door is characterized in that a fire door (1) is arranged on the inner wall of the door frame (2), a plurality of groups of hinges (3) are arranged between the left side wall of the fire door (1) and the door frame (2), a first strength layer (4), a first fire-resistant layer, a plate core (5), a noise-resistant layer, a second fire-resistant layer (6) and a second strength layer (7) are sequentially arranged from front to back in the fire door (1), the plate core (5) is made of solid wood multilayer plates, the first strength layer (4) and the second strength layer (7) are made of steel, sealing rubber strips (8) are arranged on the inner wall of the door frame (2), a protecting device is arranged in the sealing rubber strips (8) and used for preventing the sealing rubber strips (8) from being heated to melt, the protecting device comprises a working box (9), a water pump (10) and sealing cotton (11), a water pump (10) is arranged in the working box (9), cooling water is arranged in the working box (9), the sealing rubber strips (8) are arranged on one side, close to the sealing rubber strips (8) and far away from the sealing rubber strips (8) and are arranged on one side of the fire door (1), the water inlet through groove (12) is provided with a plurality of groups of through holes with the protection groove, the input end of the water pump (10) is communicated with the working box (9), the output end of the water pump (10) is communicated with the water inlet through groove (12), the top end of the side wall of the front side of the door frame (2) is provided with a smoke sensor (13), and the smoke sensor (13) is electrically connected with the water pump (10).
2. The high strength steel fire protection access door of claim 1, wherein: the protection grooves and the sealing cotton (11) are arranged in a plurality of groups and are transversely arranged on the surface of the sealing rubber strip (8).
3. The high strength steel fire protection access door of claim 2, wherein: the first fireproof layer comprises a ceramic fiber board (14) and soundproof cotton (15), and the soundproof cotton (15) is fixedly arranged on the side wall of one side of the ceramic fiber board (14) far away from the first strength layer (4).
4. A high strength steel fire protection access door as claimed in claim 3, wherein: the noise-proof layer comprises a sound-proof felt (16) and a sound-absorbing plate (17), and the sound-proof felt (16) is fixedly arranged on the side wall of one side of the sound-absorbing plate (17) far away from the second strength layer (7).
5. The high strength steel fire protection access door of claim 4, wherein: and the second refractory layer (6) is made of rock wool boards.
6. The high strength steel fire protection access door of claim 5, wherein: the side wall of the front side of the working box (9) is provided with a water injection pipe (18), and a water injection control valve is arranged in the water injection pipe (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321617684.0U CN220226653U (en) | 2023-06-25 | 2023-06-25 | High-strength steel fireproof access door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321617684.0U CN220226653U (en) | 2023-06-25 | 2023-06-25 | High-strength steel fireproof access door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220226653U true CN220226653U (en) | 2023-12-22 |
Family
ID=89197687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321617684.0U Active CN220226653U (en) | 2023-06-25 | 2023-06-25 | High-strength steel fireproof access door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220226653U (en) |
-
2023
- 2023-06-25 CN CN202321617684.0U patent/CN220226653U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |