CN215169508U - Door with fireproof function - Google Patents
Door with fireproof function Download PDFInfo
- Publication number
- CN215169508U CN215169508U CN202121434122.3U CN202121434122U CN215169508U CN 215169508 U CN215169508 U CN 215169508U CN 202121434122 U CN202121434122 U CN 202121434122U CN 215169508 U CN215169508 U CN 215169508U
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- China
- Prior art keywords
- flame
- retardant
- door
- fire
- heat insulation
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- Expired - Fee Related
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- 239000003063 flame retardant Substances 0.000 claims abstract description 124
- 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 claims abstract description 104
- 238000009413 insulation Methods 0.000 claims abstract description 26
- 239000011261 inert gas Substances 0.000 claims abstract description 14
- 230000002265 prevention Effects 0.000 claims description 15
- 239000000843 powder Substances 0.000 claims description 9
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 8
- 229920000742 Cotton Polymers 0.000 claims description 7
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 4
- 239000001569 carbon dioxide Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims 1
- 238000002485 combustion reaction Methods 0.000 abstract description 12
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 8
- 229910052760 oxygen Inorganic materials 0.000 abstract description 8
- 239000001301 oxygen Substances 0.000 abstract description 8
- 239000007789 gas Substances 0.000 abstract description 6
- 230000003014 reinforcing effect Effects 0.000 abstract 1
- 230000005484 gravity Effects 0.000 description 4
- 239000002775 capsule Substances 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000003313 weakening effect Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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Abstract
The application relates to a door with a fireproof function, which comprises a door body and a door frame, wherein the door body and the door frame can be installed in an opening and closing mode; flame-retardant bags are arranged on two sides of the heat insulation plate, and inert gas is filled in the flame-retardant bags; when the fire spreads to the door plate, the gas in the flame-retardant bag is heated to expand, so that the flame-retardant bag is exploded, and the inert gas in the flame-retardant bag covers the combustion part, so that the combustion part is isolated from oxygen, and the fire at the fire is further weakened. This application has the effect that slows down the intensity of a fire and spreads, promotes flame retardant efficiency and reinforcing heat-proof quality.
Description
Technical Field
The present application relates to the field of doors, and more particularly, to a door having a fire prevention function.
Background
The door is a barrier device which can be opened and closed at the entrance and exit of a house, an enclosure, a vehicle, a ship and the like, and comprises a door plate for opening and closing and a door frame fixedly connected with the inner wall of the entrance and exit.
For doors for indoor and household use, the doors are mostly made of wood materials for aesthetic appearance and practicability; the inventor found that when a fire breaks out, even if the door is closed, the fire easily spreads from one side of the doorway of the house where the door is located to the other side, and smoke diffuses through the doorway, so that the fire increases and the fire breaks down significantly.
SUMMERY OF THE UTILITY MODEL
In order to improve the flame retardant efficiency and the fire behavior of door, this application provides a door with fire prevention function.
The application provides a door with fire prevention function adopts following technical scheme:
a door with a fire-proof function comprises a door body and a door frame, wherein the door body and the door frame can be installed in an opening and closing mode, the door body comprises a door plate, the door plate is of a hollow structure, a heat insulation plate parallel to the door plate is arranged in the door plate, and fire-retardant heat insulation cotton is filled on two sides of the heat insulation plate in the door plate; and flame-retardant bags are arranged on two sides of the heat insulation plate, and inert gas is filled in the flame-retardant bags.
Through adopting above-mentioned technical scheme, when the intensity of a fire spreads to door plant department, the gas in the fire-retardant bag is heated the inflation, makes the fire-retardant bag explode, and the inert gas in the fire-retardant bag covers combustion section to form the isolation between messenger's combustion section and the oxygen, further weakening is carried out to the intensity of a fire of department of catching a fire.
Optionally, the flame-retardant bag comprises two layers, namely an inner flame-retardant bag and an outer flame-retardant bag, inert gas is filled in the inner flame-retardant bag, and flame-retardant dry powder is filled between the inner flame-retardant bag and the outer flame-retardant bag.
Through adopting above-mentioned technical scheme, when the door body met fire, the gas in the fire-retardant bag of inlayer was heated the inflation, made fire-retardant bag of inlayer and outer fire-retardant bag, and then opened, made the fire-retardant dry powder in the outer fire-retardant bag erupt, made the flame of the burning of door body department weaken to play fire-retardant effect to the door body of catching fire, alleviate stretching of intensity of a fire.
Optionally, the inert gas is carbon dioxide.
Through adopting above-mentioned technical scheme, carbon dioxide's density is greater than oxygen, can sink under the action of gravity, can cover combustion part more fast to form the isolation between combustion part and the oxygen, further weaken the intensity of a fire to catching fire department
Optionally, the flame-retardant bags are arranged in a plurality of rows and a plurality of columns at intervals along the plane of the heat insulation plate.
Through adopting above-mentioned technical scheme, a plurality of fire-retardant bags can be more easily carry out fire-retardant to the flame of position to when the intensity of a fire extends along the door body, can explode one by one, slow down gradually the intensity of a fire, improve fire-retardant ageing.
Optionally, the heat insulation board is provided with two layers, and flame-retardant heat insulation cotton is filled between the two layers of heat insulation boards.
By adopting the technical scheme, the flame-retardant heat-insulation cotton is filled between the two layers of heat-insulation plates, so that the flame-retardant bag at the position of the heat-insulation plate at one side is not easily influenced by the temperature at the other side to burst in advance.
Optionally, a horizontally rolled flame-retardant curtain is further arranged on the upper side of the door frame; when a fire disaster happens, the flame-retardant curtain is unfolded downwards to protect the door body.
Through adopting above-mentioned technical scheme, when the conflagration breaing out, fire-retardant curtain falls, and fire-retardant curtain covers the door body to flame retardant efficiency has further been improved.
Optionally, a mounting box is arranged on the upper side of the door frame on the door body, and the flame-retardant curtain is wound in the mounting box; the lower edge of the flame-retardant curtain is provided with a limiting rod; the two ends of the limiting rod are provided with limiting sliding blocks on one side close to the door frame, and limiting sliding grooves matched with the limiting sliding blocks are vertically formed in the two sides of the door frame; the upper side of the limiting chute is positioned at the lower side of the limiting slide block and is provided with a telescopic electric control limiting block, and when a fire hazard occurs, the electric control limiting block retracts.
By adopting the technical scheme, the electric control limiting block limits the limiting slide block in a rolling state of the flame-retardant curtain, so that the downward displacement range of the limiting slide block is limited; when a fire disaster occurs, the electric control limiting block retracts to the bottom of the limiting sliding groove, so that the limiting sliding block can move downwards, the lower edge of the flame-retardant curtain is driven to move downwards under the action of gravity of the limiting rod, the flame-retardant curtain is enabled to be unfolded downwards, and the door body is covered, so that the flame-retardant effect is improved.
Optionally, flame retardant powder is coated on the flame retardant curtain.
By adopting the technical scheme, the flame-retardant curtain can have higher flame-retardant performance when being lowered.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the fire spreads to the door plate, the gas in the flame-retardant bag is heated to expand, so that the flame-retardant bag is exploded, and the inert gas in the flame-retardant bag covers the combustion part, so that the combustion part is isolated from oxygen, and the fire at the fire is further weakened;
2. the double-layer flame-retardant bag weakens the fire by the inert gas and the flame-retardant dry powder, thereby further improving the flame-retardant effect;
3. through setting up fire-retardant curtain, when the conflagration breaks out, fire-retardant curtain falls and covers the door body to flame retardant efficiency has further been improved.
Drawings
Fig. 1 is a perspective view of a door having a fire prevention function;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a schematic perspective view of a fire resistant curtain of a door with a fire protection function lowered;
fig. 4 is a sectional view of a door having a fire prevention function.
Description of reference numerals: 1. a door body; 11. a door panel; 12. a heat insulation plate; 121. a flame-retardant bladder; 1211. an inner flame-retardant bag; 1212. an outer flame-retardant bag; 13. flame-retardant heat-insulating cotton; 2. a door frame; 21. a limiting chute; 22. an electric control limiting block; 3. mounting a box; 31. a flame retardant curtain; 32. a limiting rod; 321. and a limiting sliding block.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses door with fire prevention function. Referring to fig. 1, the door having a fireproof function includes a door body 1 for opening and closing, a door frame 2 for mounting the door body 1, and a mounting box 3 for improving flame retardancy; the outer wall of the door frame 2 is fixedly installed with the inner wall of an indoor room entrance and exit, and the door body 1 is hinged with the door frame 2, so that the door body 1 can be opened and closed in a rotating mode.
Referring to fig. 1 and 2, the mounting box 3 is of a lower opening structure, the mounting box 3 is fixed on the side wall of the door frame 2 at a position corresponding to the upper edge of the door body 1, and the length of the mounting box 3 is greater than the width of the door body 1; a flame-retardant curtain 31 is horizontally wound in the mounting box 3, and the axis of the flame-retardant curtain 31 when wound is parallel to the upper edge of the door body 1;
the width of the flame-retardant curtain 31 is greater than that of the door body 1, and the length of the flame-retardant curtain 31 is slightly greater than that of the door body 1, so that the flame-retardant curtain 31 can effectively cover the door body 1 after being lowered; the flame-retardant curtain 31 is coated with flame-retardant powder, so that the flame-retardant curtain 31 can have higher flame-retardant performance when being lowered.
In order to enable the flame-retardant curtain 31 to descend in case of fire, a limiting rod 32 is fixed on the lower edge of the flame-retardant curtain 31, the length of the limiting rod 32 is greater than the width of the door body 1, limiting sliding blocks 321 are fixed on one sides of two ends of the limiting rod 32 close to the door frame 2, and limiting sliding grooves 21 matched with the limiting sliding blocks 321 are vertically formed in two sides of the door frame 2; the cross section of the limiting slide block 321 is of a T-shaped structure, and the limiting slide groove 21 is matched with a T-shaped groove, so that the limiting rod 32 can stably slide downwards through the matching of the limiting slide block 321 and the limiting slide groove 21.
When the flame-retardant curtain 31 is in a rolling state, the upper side of the limiting chute 21 is positioned at the lower side of the limiting slide block 321, and the telescopic electric control limiting block 22 is installed, and when the electric control limiting block 22 extends out, the electric control limiting block 22 is transversely positioned at the lower side of the limiting slide block 321 to limit the limiting slide block 321, so that the downward displacement range of the limiting slide block 321 is limited; referring to fig. 2 and 3, when a fire occurs, the electrically controlled stopper 22 retracts to the bottom of the stopper chute 21, so that the stopper slide block 321 moves downward, and under the action of the gravity of the stopper rod 32, the lower edge of the flame retardant curtain 31 is driven to move downward, so that the flame retardant curtain 31 is unfolded downward to cover the door body 1, thereby improving the flame retardant effect.
Referring to fig. 1 and 4, in order to improve the flame retardant performance of the door body 1, the door panel 11 is of a hollow structure, a heat insulation board 12 parallel to the door panel 11 is fixed in the door panel 11, and the heat insulation board 12 is provided with two layers; flame-retardant heat-insulating cotton 13 is filled between the two layers of heat-insulating plates 12 and between the door plate 11 and the heat-insulating plates 12; the flame retardant effect of the door body 1 is improved, and the heat insulation performance is enhanced.
In order to further improve the flame retardant performance of the door body 1, the two sides of the two layers of heat insulation plates 12, which are away from each other, are fixed with a plurality of flame retardant capsules 121, and a plurality of rows and a plurality of columns of the flame retardant capsules 121 are arranged at intervals along the plane of the heat insulation plates 12.
The flame-retardant bag 121 is of a hemispherical structure, and the edge of one side of the opening of the flame-retardant bag 121 is fixedly connected with the heat-insulating plate 12; the flame-retardant bag 121 is provided with a two-layer structure, and comprises an inner flame-retardant bag 1211 and an outer flame-retardant bag 1212, wherein inert gas is filled in the inner flame-retardant bag 1211, and flame-retardant dry powder is filled between the inner flame-retardant bag 1211 and the outer flame-retardant bag 1212.
When the door body 1 meets fire, the gas in the inner flame-retardant sac 1211 is heated to expand, so that the inner flame-retardant sac 1211 and the outer flame-retardant sac 1212 are further exploded, the flame-retardant dry powder in the outer flame-retardant sac 1212 is sprayed out, the flame burning at the door body 1 is weakened, the door body 1 which catches fire is flame-retardant, and the spread of the fire is relieved.
Preferably, the inert gas filled in the inner flame-retardant bag 1211 is carbon dioxide, which has a density higher than that of oxygen and can sink under the action of gravity to cover the combustion part, so that the combustion part is isolated from the oxygen, and the fire at the fire is further weakened.
The implementation principle of a door with fire prevention function of the embodiment of this application does: when the fire spreads to the door panel, the gas in the fire-retardant bag 121 expands due to heating, so that the fire-retardant bag 121 bursts, and the inert gas in the fire-retardant bag 121 covers the combustion part, thereby isolating the combustion part from oxygen and further weakening the fire at the fire. Meanwhile, the flame-retardant curtain 31 descends, and the flame-retardant curtain 31 covers the door body 1, so that the flame-retardant effect is further improved.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a door with fire prevention function, includes door body (1) and door frame (2), and the installation can open and shut with door frame (2) in door body (1), and door body (1) includes door plant (11), its characterized in that: the door plate (11) is of a hollow structure, a heat insulation plate (12) parallel to the door plate (11) is arranged in the door plate (11), and flame-retardant heat insulation cotton (13) is filled on two sides of the heat insulation plate (12) in the door plate (11); and flame-retardant bags (121) are arranged on two sides of the heat insulation plate (12), and inert gas is filled in the flame-retardant bags (121).
2. The door having a fire prevention function according to claim 1, wherein: the flame-retardant bag (121) comprises two layers, namely an inner flame-retardant bag (1211) and an outer flame-retardant bag (1212), inert gas is filled in the inner flame-retardant bag (1211), and flame-retardant dry powder is filled between the inner flame-retardant bag (1211) and the outer flame-retardant bag (1212).
3. The door having a fire prevention function according to claim 1, wherein: the inert gas adopts carbon dioxide.
4. The door having a fire prevention function according to claim 1, wherein: the flame-retardant bags (121) are arranged in a plurality of rows and columns, and the flame-retardant bags (121) are arranged in a plurality of rows and columns at intervals along the plane of the heat insulation plate (12).
5. The door having a fire prevention function according to claim 4, wherein: the heat insulation board (12) is arranged into two layers, and flame-retardant heat insulation cotton (13) is filled between the two layers of heat insulation boards (12).
6. The door having a fire prevention function according to any one of claims 1 to 5, wherein: a flame-retardant curtain (31) which is horizontally rolled is arranged on the upper side of the door frame (2); when a fire disaster happens, the flame-retardant curtain (31) is unfolded downwards to protect the door body (1).
7. The door having a fire prevention function according to claim 6, wherein: the door frame (2) is provided with a mounting box (3) on the upper side of the door body (1), and the flame-retardant curtain (31) is wound in the mounting box (3); the lower edge of the flame-retardant curtain (31) is provided with a limiting rod (32); the two ends of the limiting rod (32) are provided with limiting sliding blocks (321) on one side close to the door frame (2), and limiting sliding grooves (21) matched with the limiting sliding blocks (321) are vertically formed in the two sides of the door frame (2); the upper side of the limiting sliding groove (21) is provided with a telescopic electric control limiting block (22) at the lower side of the limiting sliding block (321), and when a fire disaster occurs, the electric control limiting block (22) retracts.
8. The door having a fire prevention function according to claim 6, wherein: and flame retardant powder is coated on the flame retardant curtain (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121434122.3U CN215169508U (en) | 2021-06-26 | 2021-06-26 | Door with fireproof function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121434122.3U CN215169508U (en) | 2021-06-26 | 2021-06-26 | Door with fireproof function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215169508U true CN215169508U (en) | 2021-12-14 |
Family
ID=79383597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121434122.3U Expired - Fee Related CN215169508U (en) | 2021-06-26 | 2021-06-26 | Door with fireproof function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215169508U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114776186A (en) * | 2022-04-25 | 2022-07-22 | 重庆美迪智能家居股份有限公司 | Paint-free rubber wooden door structure with full core structure and processing technology |
-
2021
- 2021-06-26 CN CN202121434122.3U patent/CN215169508U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114776186A (en) * | 2022-04-25 | 2022-07-22 | 重庆美迪智能家居股份有限公司 | Paint-free rubber wooden door structure with full core structure and processing technology |
| CN114776186B (en) * | 2022-04-25 | 2024-03-29 | 重庆美迪智能家居股份有限公司 | Paint-free rubber wood door structure with full-core structure and processing technology |
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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 |
Granted publication date: 20211214 |