CN211473912U - 2-hour steel heat-insulation fireproof door - Google Patents
2-hour steel heat-insulation fireproof door Download PDFInfo
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- CN211473912U CN211473912U CN201921470596.6U CN201921470596U CN211473912U CN 211473912 U CN211473912 U CN 211473912U CN 201921470596 U CN201921470596 U CN 201921470596U CN 211473912 U CN211473912 U CN 211473912U
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- Prior art keywords
- door
- door leaf
- fireproof
- fire
- door frame
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 15
- 239000010959 steel Substances 0.000 title claims abstract description 15
- 238000009413 insulation Methods 0.000 title claims abstract description 10
- 235000019362 perlite Nutrition 0.000 claims abstract description 13
- 239000010451 perlite Substances 0.000 claims abstract description 13
- 238000005187 foaming Methods 0.000 claims abstract description 9
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 9
- 239000008397 galvanized steel Substances 0.000 claims description 9
- 238000005452 bending Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 230000002265 prevention Effects 0.000 abstract description 8
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 2
- 229910001562 pearlite Inorganic materials 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 230000009970 fire resistant effect Effects 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
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Abstract
The utility model discloses a 2 hour steel is thermal-insulated prevents fire door, including fire prevention door leaf and fire prevention door frame, fire prevention door leaf with rotate the connection through a plurality of fire prevention hinges between the fire prevention door frame, fire prevention door leaf forms the door leaf structure through interconnect between a plurality of door leaf panels, fire prevention door frame forms the door frame structure through interconnect between a plurality of door frame panels, install the door leaf skeleton in the door leaf panel and form door leaf inner frame structure. The utility model has the advantages that: the perlite foamed fireproof door core plate is arranged in the door leaf panel through the door leaf framework, so that the door leaf panel has the advantages of light apparent density, low heat conductivity coefficient, good chemical stability, wide use temperature range and small moisture absorption capacity, and an inner fireproof heat insulation layer is formed; in addition, install the PLASTIC LAMINATED through flat box in between fire door core and the door leaf panel is prevented in the pearlite foaming, form outer fire resistive construction, combine together through the ectonexine, improve the fire behavior of preventing fire door, long service life.
Description
Technical Field
The utility model relates to a prevent fire door technical field, especially relate to 2 hours steel prevents heat and prevents fire door.
Background
A fire door is a door that can meet the requirements of fire stability, integrity and thermal insulation within a certain period of time. It is arranged at fire partitions with certain fire resistance, such as fire partitions, evacuation staircases, vertical shafts, power distribution equipment rooms and the like. Besides the function of a common door, the fire door has the functions of preventing the fire from spreading and the smoke from diffusing, and can prevent the fire from spreading within a certain time to ensure the evacuation of people.
In the existing fireproof door, a door leaf structure adopts a mode of hollow door leaf filling materials, and the filling materials are expanded perlite and the like generally. Due to the design structure problem, the deformation of the fireproof door is large, and the fire and smoke are not easy to overflow from the gap of the door, so that the overall fire resistance of the fireproof door is not high, and the fire resistance time is not long.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a 2 hours steel is thermal-insulated prevents fire door combines together through the ectonexine, improves the fire behavior who prevents fire door, simple structure, and the effect is obvious, long service life.
The technical scheme of the utility model is realized like this:
the 2-hour steel heat-insulation fireproof door comprises a fireproof door leaf and a fireproof door frame, wherein the fireproof door leaf is rotatably connected with the fireproof door frame through a plurality of fireproof hinges, the fireproof door leaf is connected with a plurality of door leaf panels to form a door leaf structure, the fireproof door frame is connected with a plurality of door frame panels to form a door frame structure, a door leaf framework is arranged in the door leaf panel to form a door leaf inner framework structure, a perlite foaming fireproof door core plate is arranged in the door leaf framework, the length direction of the perlite foaming fireproof door core plate extends along the height direction of the fireproof door leaf, the perlite foaming fireproof door core plate is coated inside the door leaf panel and forms an inner-layer fireproof structure, the door leaf panel is characterized in that a flat box body is formed between the door leaf framework and the two sides of the door leaf panel, and fireproof plates are arranged in the flat box body to form an outer-layer fireproof structure.
Furthermore, a push rod lock is installed on the fireproof door leaf.
Furthermore, a reverse installation door closer is arranged between the top of the fireproof door leaf and the fireproof door frame.
Furthermore, both ends of the fireproof door leaf and the fireproof door frame are provided with fireproof notches, and fireproof expansion sealing elements are embedded in the fireproof notches.
Furthermore, the door leaf panel is a galvanized steel sheet with the thickness of 1.0mm, the door frame panel is a galvanized steel sheet with the thickness of 1.5mm, and the door leaf framework is formed by bending the galvanized steel sheet with the thickness of 2.0 mm.
Furthermore, the thickness of the fireproof door leaf is 60mm, and the thickness of the fireproof plate is 5.0 mm.
The utility model has the advantages that: the perlite foamed fireproof door core plate is arranged in the door leaf panel through the door leaf framework, so that the door leaf panel has the characteristics of light apparent density, low heat conductivity coefficient, good chemical stability, wide use temperature range, small moisture absorption capacity, no toxicity, no odor, fire prevention, sound absorption and the like, and an inner fireproof heat insulation layer is formed; in addition, install the PLASTIC LAMINATED through flat box in between fire door core and the door leaf panel is prevented in the pearlite foaming, form outer fire resistive construction, combine together through the ectonexine, improve the fire behavior of preventing fire door, simple structure, the effect is obvious, long service life.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Figure 1 is a schematic view of a 2 hour steel insulated fire door;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a cross-sectional view taken along line B-B of FIG. 1;
fig. 4 is a sectional view taken along the direction C-C in fig. 1.
In the figure:
1. a fireproof door leaf; 2. a fireproof door frame; 3. a push rod lock; 4. reversely installing a door closer; 5. a fireproof hinge; 6. a door leaf framework; 7. a door panel; 8. a fire-proof plate; 9. perlite foaming fireproof door core board; 10. a doorframe panel; 11. a fire resistant intumescent seal; 12. a flat box body; 13. a fire-proof notch.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are 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 and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
According to the utility model discloses an embodiment provides 2 hours steel heat-insulating fireproof door.
Referring to fig. 1-4, the 2-hour steel heat-insulation fireproof door according to the embodiment of the present invention comprises a fireproof door leaf 1 and a fireproof door frame 2, wherein the fireproof door leaf 1 is rotatably connected with the fireproof door frame 2 through a plurality of fireproof hinges 5, the fireproof door leaf 1 is connected with a door leaf structure through a plurality of door leaf panels 7, the fireproof door frame 2 is connected with a door frame structure through a plurality of door frame panels 10, a door leaf framework 6 is installed in the door leaf panels 7 and forms a door leaf inner framework structure, a perlite fireproof door core plate 9 is installed in the door leaf framework 6, the length direction of the perlite fireproof door core plate 9 extends along the height direction of the fireproof door leaf 1, the perlite fireproof door core plate 9 is coated inside the door leaf panels 7 and forms an inner layer fireproof structure, a flat box body 12 is formed between the door leaf framework 6 and two sides of the door leaf panels 7, the flat box body 12 is internally provided with a fireproof plate 8 and forms an outer-layer fireproof structure.
In one embodiment, a push rod lock 3 is mounted on the fire door leaf 1.
In one embodiment, a back-loading door closer 4 is installed between the top of the fire door leaf 1 and the fire door frame 2.
In one embodiment, fire-proof notches 13 are arranged between both ends of the fire-proof door leaf 1 and the fire-proof door frame 2, and fire-proof expansion sealing members 11 are embedded in the fire-proof notches 13.
In one embodiment, the door panel 7 is a galvanized steel sheet with a thickness of 1.0mm, the door frame panel 10 is a galvanized steel sheet with a thickness of 1.5mm, and the door frame 6 is formed by bending the galvanized steel sheet with a thickness of 2.0 mm.
In one embodiment, the thickness of the fire door leaf 1 is 60mm, and the thickness of the fire-proof plate 8 is 5.0 mm.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
- The steel heat-insulation fireproof door for 1.2 hours is characterized by comprising a fireproof door leaf (1) and a fireproof door frame (2), wherein the fireproof door leaf (1) is rotatably connected with the fireproof door frame (2) through a plurality of fireproof hinges (5), the fireproof door leaf (1) forms a door leaf structure through mutual connection of a plurality of door leaf panels (7), the fireproof door frame (2) forms a door frame structure through mutual connection of a plurality of door frame panels (10), a door leaf framework (6) is installed in each door leaf panel (7) and forms a door leaf inner framework structure, a perlite foaming fireproof door core plate (9) is installed in each door leaf framework (6), the length direction of each perlite foaming fireproof door core plate (9) extends along the height direction of the fireproof door leaf (1), and each perlite foaming fireproof door core plate (9) is coated in the door leaf panels (7) and forms an inner fireproof structure, the door leaf is characterized in that a flat box body (12) is formed between the door leaf framework (6) and the two sides of the door leaf panel (7), and fire-proof plates (8) are installed in the flat box body (12) to form an outer-layer fire-proof structure.
- 2. 2-hour steel heat-insulating and fire-proof door according to claim 1, characterized in that a push rod lock (3) is mounted on the fire door leaf (1).
- 3. 2-hour steel heat-insulating and fire-proof door according to claim 1, characterized in that a reverse-installation door closer (4) is installed between the top of the fire door leaf (1) and the fire door frame (2).
- 4. The 2-hour steel heat-insulation fireproof door according to claim 1, wherein a fireproof notch (13) is formed between each of two ends of the fireproof door leaf (1) and the fireproof door frame (2), and a fireproof expansion sealing member (11) is embedded in the fireproof notch (13).
- 5. The 2-hour steel heat-insulation fireproof door according to claim 1, wherein the door panel (7) is a galvanized steel sheet with a thickness of 1.0mm, the door frame panel (10) is a galvanized steel sheet with a thickness of 1.5mm, and the door frame (6) is formed by bending the galvanized steel sheet with a thickness of 2.0 mm.
- 6. 2-hour steel heat and fire door according to claim 1, characterized in that the thickness of the fire door leaf (1) is 60mm and the thickness of the fire protection plate (8) is 5.0 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921470596.6U CN211473912U (en) | 2019-09-05 | 2019-09-05 | 2-hour steel heat-insulation fireproof door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921470596.6U CN211473912U (en) | 2019-09-05 | 2019-09-05 | 2-hour steel heat-insulation fireproof door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211473912U true CN211473912U (en) | 2020-09-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921470596.6U Active CN211473912U (en) | 2019-09-05 | 2019-09-05 | 2-hour steel heat-insulation fireproof door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211473912U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112429026A (en) * | 2020-11-13 | 2021-03-02 | 株洲时代新材料科技股份有限公司 | Rail transit vehicle structure fire-resistant end wall and rail transit vehicle |
-
2019
- 2019-09-05 CN CN201921470596.6U patent/CN211473912U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112429026A (en) * | 2020-11-13 | 2021-03-02 | 株洲时代新材料科技股份有限公司 | Rail transit vehicle structure fire-resistant end wall and rail transit vehicle |
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