CN215671900U - Prevent to collapse because of burning fast prevents fire door - Google Patents
Prevent to collapse because of burning fast prevents fire door Download PDFInfo
- Publication number
- CN215671900U CN215671900U CN202122117932.2U CN202122117932U CN215671900U CN 215671900 U CN215671900 U CN 215671900U CN 202122117932 U CN202122117932 U CN 202122117932U CN 215671900 U CN215671900 U CN 215671900U
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- China
- Prior art keywords
- door
- door frame
- fire
- sealing strip
- expansion sealing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000000463 material Substances 0.000 claims abstract description 33
- 239000003063 flame retardant Substances 0.000 claims abstract description 26
- 238000002485 combustion reaction Methods 0.000 claims abstract description 18
- 238000007789 sealing Methods 0.000 claims abstract description 18
- 238000005192 partition Methods 0.000 claims description 26
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000004033 plastic Substances 0.000 claims description 7
- 229920003023 plastic Polymers 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 239000011152 fibreglass Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 1
- 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 abstract description 21
- 238000004519 manufacturing process Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 230000002265 prevention Effects 0.000 description 5
- 238000003892 spreading Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000395 magnesium oxide Substances 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 238000007385 chemical modification Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
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- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229920000747 poly(lactic acid) Polymers 0.000 description 1
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- 239000002689 soil Substances 0.000 description 1
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- 239000002341 toxic gas Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a fireproof door capable of preventing rapid collapse due to combustion, which mainly comprises a door frame and a door plate arranged in the door frame through hinges, wherein a fireproof expansion sealing strip is arranged between the door frame and the door plate, the fireproof expansion sealing strip is fixedly arranged along one circle of the inner side of the door frame, and the fireproof expansion sealing strip can automatically expand when being heated so as to seal a gap between the door frame and the door plate; the door frame is internally provided with a hollow cavity, the hollow cavity is divided into a plurality of filling cavities along the thickness direction, and flame retardant materials are filled in the filling cavities, so that the flame retardant materials in the filling cavities can be sequentially combusted along the thickness direction when the door frame is combusted in a fire; the structure effectively prevents the door frame from deforming due to combustion to cause the collapse of the door plate, and strives for more time for rescue or escape.
Description
Technical Field
The utility model relates to the technical field of fire-fighting facilities, in particular to a fireproof door capable of preventing rapid collapse due to combustion.
Background
The traditional fire door for preventing rapid collapse due to combustion can basically meet the requirements of fire resistance stability, integrity and heat insulation, most fire doors for preventing rapid collapse due to combustion are arranged in fire-proof subareas or evacuation staircases, and the fire doors for preventing rapid collapse due to combustion are structurally provided with fire partitions with certain fire resistance, are specifically divided into steel fire doors for preventing rapid collapse due to combustion and wooden fire doors for preventing rapid collapse due to combustion, and play a key role in delaying the spread of fire; however, the conventional fire door for preventing rapid collapse due to burning does not fully exert the fire protection effect of the fire partition, and when the door frame is burned by a big fire, the door frame deforms and presses the door panel, so that the door panel can be crushed, or the door frame is burned by a big fire, so that the door panel collapses, the door panel slides down, the spread of fire cannot be hindered, more time cannot be won for escape or rescue, and therefore the problem that the fire door for preventing rapid collapse due to burning deformation or collapse due to burning becomes necessary to be solved.
SUMMERY OF THE UTILITY MODEL
In view of the above technical problems, the present invention provides a fire door capable of preventing rapid collapse due to combustion, which is mainly aimed at separating the fire retardant material in the door frame of the fire door, filling the fire retardant material between the independent filling cavities for thermal insulation, and burning the fire retardant material in each filling cavity when the flame burns the door frame, so as to effectively prevent the door frame from rapid deformation due to high temperature, reduce the extrusion of the door frame to the door panel, and also effectively prevent the door frame from collapse due to combustion.
According to the technical problem to be solved, the following technical scheme is proposed:
the utility model provides a fireproof door capable of preventing rapid collapse due to combustion, which comprises a door frame and a door plate arranged in the door frame through hinges, wherein a fireproof expansion sealing strip is arranged between the door frame and the door plate, the fireproof expansion sealing strip is fixedly arranged along one circle of the inner side of the door frame, and the fireproof expansion sealing strip can automatically expand when being heated, so that a gap between the door frame and the door plate is sealed; the door frame is internally provided with a hollow cavity, the hollow cavity is divided into a plurality of filling cavities along the thickness direction, and flame retardant materials are filled in the filling cavities, so that the flame retardant materials in the filling cavities can be sequentially combusted along the thickness direction when the door frame is combusted in a fire; the structure not only seals the installation gap between the door frame and the door plate, but also effectively prevents the door plate from collapsing due to the deformation of the door frame caused by combustion, and strives for more precious time for rescue or escape.
Furthermore, a supporting partition plate is arranged in the hollow cavity of the door frame along the thickness direction, and the hollow cavity of the door frame is divided into a plurality of filling cavities by the supporting partition plate; the supporting partition plate is convenient for determining the shape structure of the filling cavity, reduces the manufacturing process and saves the cost when the shape structure of the filling cavity needs to be changed.
Furthermore, the supporting partition plate is arranged in parallel with the door plate, and the hollow cavities of the door frame are uniformly partitioned, so that the door frame can uniformly support the filling cavities to improve the stability.
Furthermore, each supporting partition plate divides the filling cavity into a grid-shaped structure, and the filling cavity of the grid-shaped structure can be changed according to actual conditions without limitation on the installation direction.
Further, the inboard recessed mounting groove that forms of door frame, the mounting groove corresponds with the outer fringe of door plant, fire prevention expansion seal strip fixed mounting is in this mounting groove, and this mounting means can not influence opening and shutting of door plant, also can firmly install fire prevention expansion seal strip.
Furthermore, the manufacturing materials of the door frame and the supporting partition plate are plastic steel, and the door frame and the supporting partition plate are made of degradable materials, so that the door frame is more environment-friendly when the fireproof door which is prevented from collapsing rapidly due to combustion is scrapped.
Furthermore, the door frame and the supporting partition plate are integrally formed, so that the manufacturing process steps are reduced, and the manufacturing cost is saved.
Furthermore, the door plate is made of plastic steel or glass fiber reinforced plastic, and is also made of degradable materials, so that the door plate is more environment-friendly.
Compared with the prior art, the utility model has the beneficial effects that:
the fireproof door capable of preventing rapid collapse due to combustion, which adopts the technical scheme, effectively prevents the door panel from being deformed and extruded when the door frame is combusted, and also effectively exerts the fire resistance of the flame retardant material by separating and insulating the flame retardant material filled in each filling cavity, thereby effectively preventing the fire from spreading and striving for more time for escape or rescue.
Drawings
Figure 1 is a schematic perspective view of a fire door of the present invention for preventing rapid collapse due to fire;
FIG. 2 is a schematic view of an installation structure of the door frame and the door panel of FIG. 1;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is a schematic structural view of a filling cavity inside a door frame according to a second embodiment;
fig. 5 is a schematic structural diagram of the fireproof expansion sealing strip in the embodiment.
Detailed Description
The present invention will be further described with reference to the following examples and the accompanying drawings.
Referring to fig. 1, 2 and 3, the present invention provides a fire door for preventing rapid collapse due to combustion, mainly comprising a door frame 1 and a door panel 2 installed in the door frame 1, wherein the door panel 2 has a door handle 21 and a lock cylinder 22 installed therein; this door plant 2 is installed in door frame 1 through hinge 3, wherein, 1 inside hollow structure that is of door frame, its inside cavity that is formed with is provided with supporting diaphragm 11 in this door frame 1's cavity, and each supporting diaphragm 11 separates a plurality of filling chamber 12 of formation with 1 inside door frame along the thickness direction of door frame 1, and wherein, it indicates to separate along the thickness terminal surface direction of door frame 1 to separate along the thickness direction, makes door plant 2 and supporting diaphragm be located same direction and arranges, and each supporting diaphragm 11 of filling between the chamber 12 can regard as the reinforcing plate for support each filling between the chamber 12, it is filled with flame retardant material 13 to fill intracavity 12 intussuseptions.
The supporting partition plate 11 and the door panel 2 are arranged in parallel in the hollow cavity of the door frame 1 and can play a supporting role in each filling cavity 12, when the flame retardant material 13 in one filling cavity 12 is burnt, the supporting partition plate 11 can be used as a reinforcing supporting plate of each filling cavity 12, each filling cavity 12 is supported by the supporting partition plate 11, deformation or overall collapse cannot be generated during combustion, and each layered flame retardant material 13 is insulated by the supporting partition plate 11; when the door frame 1 is burnt by a big fire, the flame retardant materials 13 in the door frame can be burnt layer by layer, and the fire spreading speed can be effectively delayed.
Referring to fig. 4, the supporting partition 11 is preferably arranged in a grid-like structure, the supporting partition 11 of the grid-like structure uniformly partitions the filling cavity 12 in the door frame 1, so that the door frame can better adapt to other more installation positions, the grid-like partition can also enable the flame retardant material to burn more slowly, the flame retardant effect is better, and more time is provided for rescue and escape.
The supporting partition 11 may be of other structures as long as the flame retardant material 13 in the door frame 1 can be effectively partitioned, so that each filling cavity 12 is supported and insulated by the supporting partition 11, and the structure can effectively delay the fire spreading speed.
The flame-retardant material 13 filled in the filling cavity 12 can be a high-pressure decorative refractory plate, a glass magnesium fireproof plate and the like, and the high-pressure decorative refractory plate has the advantages of fire resistance, moisture resistance, wear resistance, oil resistance and the like and belongs to a composite material; the magnesium oxide fireproof plate is made of mineral magnesium oxide flame retardant materials, can resist high temperature of 1500 ℃, can ensure people to evacuate safely during fire, protects people from spreading fire, can be filled with other flame retardant materials to prevent the fire from spreading, and achieves the flame retardant effect.
The door frame 1 and the supporting partition plate 11 arranged inside the door frame 1 and the manufacturing material of the door plate 2 are both made of hard degradable materials, the hard degradable materials are selected, the advantage of environmental protection is achieved, the polylactic acid is used as a base material by depending on an ecological plastic technology which is independently researched and developed, a chemical modification production process is adopted, the degradable materials are decomposed into organic matters such as water, carbon dioxide and soil by utilizing the photo-thermal oxidation and the environmental microbiology effect, substances harmful to the environment are not generated, the environment is not polluted, the environment is very favorable for protecting the environment, and the degradable materials are preferably plastic steel; the plastic steel has the heat insulation performance 1250 times that of aluminum materials, has better heat insulation effect compared with other materials, and reduces the influence on other layered flame retardant materials when one layer of flame retardant material is subjected to flame retardance; the air-tight door also has good air tightness, and a good temperature can be kept indoors in cold regions even though the temperature is below zero dozens of degrees outdoors; the price of the flame-retardant section bar is obviously lower than that of alloy and metal materials with the same dosage, and the cost for manufacturing the flame-retardant section bar is saved while the heat-insulating property is obviously higher than that of other alloys and metals; the door panel 2 can also be made of glass fiber reinforced plastics.
Referring to fig. 3 and 5, the fire door capable of preventing rapid collapse due to combustion further comprises a fire-proof expansion sealing strip 4, the fire-proof expansion sealing strip 4 is arranged between the door frame 1 and the door panel 2, and the fire-proof expansion sealing strip 4 is arranged around the outer edge of the door panel 2; when a fire disaster happens, the fireproof expansion sealing strip 4 can automatically expand to block a door gap and block the air circulation between two spaces, so that the early dense smoke of the fire disaster, the harm of toxic gas and hot gas to a human body and the spread of the fire are effectively prevented.
The inboard recessed mounting groove 5 that forms integrated into one piece that declines of door frame 1, mounting groove 5 is corresponding with the outer fringe of door plant 2, fire prevention expansion seal strip 4 sets up in mounting groove 5, when door plant 2 is closed in door frame 1, fire prevention expansion seal strip 4 corresponds with the periphery of door plant 2.
When fire prevention inflation sealing strip 4 is in under the high temperature environment that the conflagration produced, can expand automatically and compress tightly to door plant 2 or door frame 1's direction, can seal up the gap between door frame 1 and the door plant 2, prevent effectively that dense smoke from passing and preventing to cause harm to the human body because of the fire door that the burning collapsed fast.
The fireproof expansion sealing strip 4 can be adhered to the door panel 2 or the door frame 1 by glue or fixed by a fastener; other fixing modes can be used, and the fireproof expansion sealing strip 4 can be fixed on the doorframe 1 or the door panel 2.
Reference is made above in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described above with reference to the drawings are exemplary and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Finally, it should be noted that the above-mentioned description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and scope of the present invention.
Claims (8)
1. A fireproof door capable of preventing rapid collapse due to combustion comprises a door frame (1) and a door panel (2) installed in the door frame (1) through a hinge (3), wherein a fireproof expansion sealing strip (4) is arranged between the door frame (1) and the door panel (2), the fireproof expansion sealing strip (4) is installed and fixed along one circle of the inner side of the door frame (1), and the fireproof expansion sealing strip (4) can automatically expand when being heated so as to seal a gap between the door frame (1) and the door panel (2); the method is characterized in that:
the door frame (1) inside cavity that has, this cavity separates into a plurality of along thickness direction and fills chamber (12), all pours into fire-retardant material (13) in each fills chamber (12) to make door frame (1) when meeting the fire burning, can follow thickness direction and burn fire-retardant material (13) in each fills chamber (12) in proper order.
2. The fire rated door as claimed in claim 1, wherein: the door frame is characterized in that a supporting partition plate (11) is arranged in the hollow cavity of the door frame (1) in the thickness direction, and the hollow cavity of the door frame (1) is divided into a plurality of filling cavities (12) by the supporting partition plate (11).
3. The fire rated door as claimed in claim 2, wherein: the supporting partition plates (11) are arranged in parallel with the door plates (2), and the hollow cavities of the door frames (1) are uniformly separated.
4. The fire rated door as claimed in claim 2, wherein: the filling cavity (12) is divided into a grid-shaped structure by the supporting partition plates (11).
5. The fire rated door as claimed in claim 1, wherein: the door frame (1) is concave-down to form a mounting groove (5), the mounting groove (5) corresponds to the outer edge of the door plate (2), and the fireproof expansion sealing strip (4) is fixedly mounted in the mounting groove (5).
6. The fire rated door as claimed in claim 2, wherein: the door frame (1) and the supporting partition plate (11) are made of plastic steel.
7. The fire rated door as claimed in claim 2, wherein: the door frame (1) and the supporting clapboard (11) are integrally formed.
8. The fire rated door as claimed in claim 1, wherein: the door plate (2) is made of plastic steel or glass fiber reinforced plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122117932.2U CN215671900U (en) | 2021-09-03 | 2021-09-03 | Prevent to collapse because of burning fast prevents fire door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122117932.2U CN215671900U (en) | 2021-09-03 | 2021-09-03 | Prevent to collapse because of burning fast prevents fire door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215671900U true CN215671900U (en) | 2022-01-28 |
Family
ID=79959198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122117932.2U Expired - Fee Related CN215671900U (en) | 2021-09-03 | 2021-09-03 | Prevent to collapse because of burning fast prevents fire door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215671900U (en) |
-
2021
- 2021-09-03 CN CN202122117932.2U patent/CN215671900U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220128 |