CN209195233U - A kind of fire resistance steel door - Google Patents
A kind of fire resistance steel door Download PDFInfo
- Publication number
- CN209195233U CN209195233U CN201821161682.4U CN201821161682U CN209195233U CN 209195233 U CN209195233 U CN 209195233U CN 201821161682 U CN201821161682 U CN 201821161682U CN 209195233 U CN209195233 U CN 209195233U
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- Prior art keywords
- fire
- steel
- thermal insulation
- insulation layer
- door
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 91
- 239000010959 steel Substances 0.000 title claims abstract description 91
- 238000009413 insulation Methods 0.000 claims abstract description 49
- 235000019362 perlite Nutrition 0.000 claims abstract description 10
- 239000010451 perlite Substances 0.000 claims abstract description 10
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 7
- 239000011521 glass Substances 0.000 claims description 7
- 229910052749 magnesium Inorganic materials 0.000 claims description 7
- 239000011777 magnesium Substances 0.000 claims description 7
- 239000000565 sealant Substances 0.000 claims description 6
- 239000005439 thermosphere Substances 0.000 claims description 3
- 230000035939 shock Effects 0.000 abstract description 5
- 238000010438 heat treatment Methods 0.000 description 6
- 230000009970 fire resistant effect Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000000979 retarding effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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- Special Wing (AREA)
Abstract
The utility model relates to a kind of doors, specifically disclose a kind of fire resistance steel door, steel panel including two pieces in parallel interval setting, the two steel panel sides are fixed with steel box, accommodating cavity is surrounded between the steel box and two steel panels, fitting is fixed with fire-proof plate on the inside of two steel panels, thermal insulation layer is vertically fixed between two fire-proof plates, the thermal insulation layer is made of expanded perlite；The fire-proof plate is set in distance with thermal insulation layer, is each formed with reserved chamber between two fire-proof plates and thermal insulation layer；It is pushed against in the reserved chamber and is provided with expanded rubber pad, indent forms seal groove on the outside of the steel box, is fixed with fire-proof expansion seal strip in the seal groove.The utility model provides heat-insulating, fire-preventing performance protrusion, structural strength height, strong shock resistance, is hardly damaged, a kind of fire resistance steel door that service life is relatively long.
Description
Technical field
The utility model relates to a kind of door more particularly to a kind of fire resistance steel doors.
Background technique
Fire resistant doorsets are one of the safety devices of modern architecture indispensability, can satisfy fire stability, integrality and thermal insulation
Deng requirement.Fire resistant doorsets are generally arranged at fire protection interval, emergency staircase, vertical shaft, gas-distributing motor room etc. with certain anti-
The fire separation region that fire requires.Traditional fire resistance steel door is produced using all steel material, fire resistance and structural strength phase
To higher, but thermal insulation but wretched insufficiency；When fire occurs, high temperature can not be isolated in this fire resistance steel door, however it remains
Biggish security risk.
Utility model content
For the problem of traditional fire resistance steel door thermal insulation deficiency, the purpose of the utility model is to provide a kind of fire prevention of steel
Door further promotes the safety of fire resistance steel door using fire-proof plate and thermal insulation layer.
To achieve the above object, the utility model provides following technical solution:
A kind of fire resistance steel door, the steel panel including two pieces in parallel interval setting, the two steel panel sides are solid
Surely there is steel box, accommodating cavity is surrounded between the steel box and two steel panels, is bonded on the inside of two steel panels
It is fixed with fire-proof plate, thermal insulation layer is vertically fixed between two fire-proof plates, the thermal insulation layer is made of expanded perlite.
By using above-mentioned technical proposal, by the way that fire-proof plate is arranged in accommodating cavity, help to further increase door leaf whole
Body fire resistance property, and fire-proof plate can also play the first heavy heat-blocking action；Expanded perlite product has good insulating refractory
Can, therefore thermal insulation layer, which is made, by expanded perlite can greatly improve door leaf entirety heat insulation；When fire occurs, guaranteeing
While door leaf fire protecting performance, which can effectively completely cut off high temperature, so that the safety of the fire resistance steel door
Further promoted.
The utility model is further arranged to: the fire-proof plate is made of glass magnesium board, and the thickness of the fire-proof plate is extremely
It is less 25mm.
By using above-mentioned technical proposal, glass magnesium board has that high temperature resistant, fire-retardant, intensity is high, resist bending and good toughness etc. are excellent
Good characteristic, therefore fire-proof plate is made by glass magnesium board, door leaf entirety fire resistance property can be further increased；Meanwhile controlling fire-proof plate
Thickness be not less than 25mm, can reduce the risk that fire-proof plate is burnt.
The utility model is further arranged to: the fire-proof plate is set in distance with thermal insulation layer, two fire-proof plates with every
Reserved chamber is each formed between thermosphere.
By using above-mentioned technical proposal, due to expanded perlite material thermal insulation layer when heated volume can occur it is swollen
It is swollen, therefore reserved chamber is reserved between fire-proof plate and thermal insulation layer, enough spaces can be left for the volume expansion of thermal insulation layer, kept away
Exempt from thermal insulation layer and excessively squeeze fire-proof plate in expanded by heating, facilitates the service life for extending the fire resistance steel door.
The utility model is further arranged to: being pushed against in the reserved chamber and is provided with expanded rubber pad, and the expansion rubber
Rubber mat is in frame type structure.
By using above-mentioned technical proposal, fire-proof plate and thermal insulation layer are pushed against by expanded rubber pad, can be improved fire-proof plate
With the stability of thermal insulation layer；Meanwhile expanded rubber pad is arranged to frame type structure, it will be reserved on the inside of expanded rubber pad enough
Space meets the needs of thermal insulation layer expanded by heating.
The utility model is further arranged to: the inside of the steel box is equipped with door leaf skeleton, and the door leaf skeleton is thick
The two sides in degree direction push against two fire-proof plates respectively, and the surrounding of the door leaf skeleton pushes against each inner wall of steel box respectively；Institute
It states on door leaf skeleton through the mounting groove formed for being embedded fire-proof plate and thermal insulation layer.
By using above-mentioned technical proposal, the structural strength of the fire resistance steel door can be greatly improved in door leaf skeleton, improved
The shock proof ability of the fire resistance steel door not only facilitates the service life for extending the fire resistance steel door, moreover it is possible to further be promoted
Its safety.
The utility model is further arranged to: being coated with expansible fireproof between the thermal insulation layer and door leaf skeleton inner wall and is sealed
Glue.
By using above-mentioned technical proposal, when fire occurs, even if there is damaged, expansion fireproof sealant in steel panel
Also the gap of thermal insulation layer Yu door leaf skeleton inner wall can be effectively blocked after expanded by heating, and then effectively obstructs the intensity of a fire and smog, had
Help further increase the fire resistance property of the fire resistance steel door.
The utility model is further arranged to: indent forms seal groove on the outside of the steel box, in the seal groove
It is fixed with fire-proof expansion seal strip.
By using above-mentioned technical proposal, during normal use, fire-proof expansion seal strip can be improved steel box and door
Leakproofness between frame；When fire occurs, fire-proof expansion seal strip expanded by heating can further block steel box and door
The gap of frame prevents flame or smog from spreading away from the gap of steel box and doorframe, so that it is anti-to further increase the steel
The fire resistance property of vent.
The utility model is further arranged to: the thickness of the thermal insulation layer is at least 80mm.
By using above-mentioned technical proposal, guarantee that the thickness of thermal insulation layer not less than 80mm, avoids thermal insulation layer because of thickness low LCL
And cause its insulating refractory inadequate.
In conclusion the utility model has the following beneficial effects:
1, it by the way that fire-proof plate, thermal insulation layer and expansion fireproof sealant are arranged on the inside of door leaf skeleton, is equipped in close
Fire-proof expansion seal strip in sealing groove not only guarantees fire resistance steel door structural strength with higher, greatly improves the steel
The shock proof ability of fire resistant doorsets, and the insulating refractory of the fire resistance steel door is greatly improved, so that the safety of fire resistance steel door
Property is significantly improved；
2, by the way that door leaf skeleton is arranged in accommodating cavity, and reserved chamber is reserved to meet between fire-proof plate and thermal insulation layer
The demand of thermal insulation layer temperature distortion, while guaranteeing that the fire resistance steel door has compared with high structural strength, additionally aiding extension should
The service life of fire resistance steel door.
Detailed description of the invention
Fig. 1 is that the present embodiment is mainly used for embodying the integrally-built axonometric schematic diagram of fire resistance steel door；
Fig. 2 is that the present embodiment is mainly used for embodying the perspective view of the explosion of fire resistance steel door internal structure；
Fig. 3 is that the present embodiment is mainly used for embodying the diagrammatic cross-section of fire resistance steel door internal structure.
Appended drawing reference: 1, steel box；101, seal groove；2, steel panel；3, accommodating cavity；4, fire-proof expansion seal strip；
5, door leaf skeleton；51, mounting groove；6, fire-proof plate；7, thermal insulation layer；8, expansion fireproof sealant；9, chamber is reserved；10, expanded rubber
Pad.
Specific embodiment
With reference to the accompanying drawings and examples, the utility model is described in detail.
Referring to attached drawing 1-2, a kind of fire resistance steel door, including steel box 1, the whole square frame structure of steel box 1,
The two sides of its thickness direction are equipped with steel panel 2, and 2 side of steel panel is fastened with the formation of steel box 1, and the two passes through
The mode of welding forms a fixed connection, and is surrounded by accommodating cavity 3 between steel box 1 and two steel panels 2.
In conjunction with attached drawing 3, the equal indent of surrounding of above-mentioned steel box 1 forms seal groove 101, and bonding is solid in seal groove 101
Surely there is fire-proof expansion seal strip 4；When door leaf is integrally embedded in corresponding doorframe, fire-proof expansion seal strip 4 can be greatly improved
Leakproofness between door leaf and doorframe；Also, when fire occurs, fire-proof expansion seal strip 4 by expanded by heating and is effectively blocked
Gap between door leaf and corresponding doorframe effectively obstructs the sprawling of the intensity of a fire and smog.
Referring to attached drawing 2-3, door leaf skeleton 5 is equipped in above-mentioned accommodating cavity 3, door leaf skeleton 5 uses steel or fire retarding wood system
At；The whole square frame structure of door leaf skeleton 5, the inside of door leaf skeleton 5 are formed with mounting groove 51, and surrounding pushes against steel respectively
Each inner wall of matter box 1, and the two sides of 5 thickness direction of door leaf skeleton push against two steel panels 2 respectively；Door leaf skeleton 5 can
The structural strength of the fire resistance steel door is greatly improved, improves the shock proof ability of the fire resistance steel door.
Fire-proof plate 6 is embedded in above-mentioned mounting groove 51 vertically, 6 parallel interval of fire-proof plate is equipped with two pieces, two fire-proof plates 6 difference
It is close to the inner wall of two steel panels 2, and is adhesively fixed with corresponding steel panel 2；Fire-proof plate 6 is made of glass magnesium board, and it is thick
Degree is not less than 25mm.Glass magnesium board has the good characteristics such as high temperature resistant, fire-retardant, intensity is high, resist bending and good toughness, therefore by glass magnesium
Fire-proof plate 6 is made in plate, can further increase door leaf entirety fire resistance property.
Meanwhile two are equipped with thermal insulation layer 7 between fire-proof plate 6 vertically；Thermal insulation layer 7 is made of expanded perlite, and its thickness
Not less than 80mm；For fixed thermal insulation layer 7, it is coated with expansion fireproof sealant 8 between 51 inner wall of thermal insulation layer 7 and mounting groove, it is heat-insulated
Layer 7 is adhesively fixed by expansion fireproof sealant 8 and the realization of 51 inner wall of mounting groove.Expanded perlite product has good heat-insulated
Fire resistance, therefore thermal insulation layer 7, which is made, by expanded perlite can greatly improve door leaf entirety heat insulation.
In view of the thermal insulation layer 7 of expanded perlite material can expand when heated, above-mentioned fire-proof plate 6 and thermal insulation layer 7
Between be reserved with reserved chamber 9, reserved chamber 9 can provide enough spaces for the dilatancy of thermal insulation layer 7, prevent 7 mistake of thermal insulation layer
Degree squeezes fire-proof plate 6 and influences 6 whole service life of steel fire-proof plate.Also, to improve the stability of thermal insulation layer 7, two is reserved
Be equipped with expanded rubber pad 10 in chamber 9, expanded rubber pad 10 is in frame type structure, and its two sides push against respectively fire-proof plate 6 and every
Thermosphere 7.
The working principle of the present embodiment is: when fire occurs, door leaf skeleton 5 and steel panel 2 can guarantee the steel
Fire resistant doorsets have sufficient impact resistance；Meanwhile fire-proof plate 6 and thermal insulation layer 7 can play double heat insulation, thus effectively
Completely cut off high temperature；Also, the fire-proof expansion seal strip 4 in mounting groove 51 is understood expanded by heating and is effectively blocked between door leaf and doorframe
Gap prevents the intensity of a fire and smog from spreading through the two gap, further increases the fire resistance property of the fire resistance steel door.By this
Mode not only guarantees fire resistance steel door structural strength with higher, greatly improves the shock proof ability of the fire resistance steel door,
And the insulating refractory of the fire resistance steel door is greatly improved, so that the safety of fire resistance steel door is significantly improved.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (8)
1. a kind of fire resistance steel door, the steel panel (2) including two pieces in parallel interval setting, two steel panel (2) weeks
Side is fixed with steel box (1), surrounds accommodating cavity (3) between the steel box (1) and two steel panels (2), feature exists
In, fitting is fixed with fire-proof plate (6) on the inside of two steel panels (2), be vertically fixed between two fire-proof plates (6) every
Thermosphere (7), the thermal insulation layer (7) are made of expanded perlite.
2. a kind of fire resistance steel door according to claim 1, which is characterized in that the fire-proof plate (6) uses glass magnesium board system
At, and the thickness of the fire-proof plate (6) is at least 25mm.
3. a kind of fire resistance steel door according to claim 1, which is characterized in that the fire-proof plate (6) is in thermal insulation layer (7)
Interval setting, is each formed with reserved chamber (9) between two fire-proof plates (6) and thermal insulation layer (7).
4. a kind of fire resistance steel door according to claim 3, which is characterized in that push against and be provided in the reserved chamber (9)
Expanded rubber pad (10), and the expanded rubber pad (10) is in frame type structure.
5. a kind of fire resistance steel door described in any one of -4 according to claim 1, which is characterized in that the steel box (1)
Inside be equipped with door leaf skeleton (5), the two sides of door leaf skeleton (5) thickness direction push against two fire-proof plates (6), the door respectively
The surrounding of ribs of the fan frame (5) pushes against each inner wall of steel box (1) respectively；Run through to form on the door leaf skeleton (5) and be used for
It is embedded the mounting groove (51) of fire-proof plate (6) and thermal insulation layer (7).
6. a kind of fire resistance steel door according to claim 5, which is characterized in that the thermal insulation layer (7) and door leaf skeleton (5)
Expansion fireproof sealant (8) are coated between inner wall.
7. a kind of fire resistance steel door described in any one of -4 according to claim 1, which is characterized in that the steel box (1)
Outside indent forms seal groove (101), is fixed with fire-proof expansion seal strip (4) in the seal groove (101).
8. a kind of fire resistance steel door according to claim 1, which is characterized in that the thickness of the thermal insulation layer (7) is at least
80mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821161682.4U CN209195233U (en) | 2018-07-21 | 2018-07-21 | A kind of fire resistance steel door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821161682.4U CN209195233U (en) | 2018-07-21 | 2018-07-21 | A kind of fire resistance steel door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209195233U true CN209195233U (en) | 2019-08-02 |
Family
ID=67403396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821161682.4U Active CN209195233U (en) | 2018-07-21 | 2018-07-21 | A kind of fire resistance steel door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209195233U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110566106A (en) * | 2019-10-24 | 2019-12-13 | 常熟市博特门业有限公司 | High-temperature-resistant noise-proof steel fireproof door and processing method thereof |
| WO2021244631A1 (en) * | 2020-06-05 | 2021-12-09 | 于本波 | Indoor fireproof door and manufacturing method therefor |
-
2018
- 2018-07-21 CN CN201821161682.4U patent/CN209195233U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110566106A (en) * | 2019-10-24 | 2019-12-13 | 常熟市博特门业有限公司 | High-temperature-resistant noise-proof steel fireproof door and processing method thereof |
| WO2021244631A1 (en) * | 2020-06-05 | 2021-12-09 | 于本波 | Indoor fireproof door and manufacturing method therefor |
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| GR01 | Patent grant |