CN213418918U - Super-large fireproof door - Google Patents
Super-large fireproof door Download PDFInfo
- Publication number
- CN213418918U CN213418918U CN202022104895.7U CN202022104895U CN213418918U CN 213418918 U CN213418918 U CN 213418918U CN 202022104895 U CN202022104895 U CN 202022104895U CN 213418918 U CN213418918 U CN 213418918U
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- Prior art keywords
- door
- frame
- door leaf
- leaf
- eccentric shaft
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 16
- 239000010959 steel Substances 0.000 claims abstract description 16
- 238000009434 installation Methods 0.000 claims abstract description 6
- 229920003266 Leaf® Polymers 0.000 claims description 63
- 238000007789 sealing Methods 0.000 claims description 7
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 6
- 239000008397 galvanized steel Substances 0.000 claims description 6
- 239000003063 flame retardant Substances 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 4
- 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 description 3
- 239000010451 perlite Substances 0.000 claims description 3
- 235000019362 perlite Nutrition 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000005484 gravity Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910001629 magnesium chloride Inorganic materials 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
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Abstract
The utility model relates to a super large prevents fire door. Super fire door includes: a door frame; the middle upper part and the middle lower part of the outer side of the door leaf are respectively connected with the door frame through a central shaft, the upper part of the outer side of the door leaf is connected with the door frame through an upper eccentric shaft, the middle part of the outer side of the door leaf is connected with the door frame through a central eccentric shaft, the bottom of the outer side of the door leaf is connected with the installation ground through a lower eccentric shaft, the inner sides of the two door leaves are door leaf middle seams, the door leaf middle seams are provided with double-step three-section type tongue-and-groove openings, and the middle. The utility model discloses a fire door is prevented to super large has following beneficial effect: 1. the U-shaped steel is adopted as a door leaf frame of the door body, so that the door leaf has good deformation resistance; 2. the door leaf is connected with the upper/middle part of the door frame through the upper/middle eccentric shaft, the door leaf is connected with the ground through the lower eccentric shaft, the gravity of the door leaf acts on the ground, the installation is convenient, the door leaf is easy to open, and the phenomenon that the door leaf is too heavy to incline and the door frame is deformed by tension in the use process is avoided.
Description
Technical Field
The utility model relates to a super large prevents fire door.
Background
The steel fireproof door is a door made of fireproof flame-retardant materials and has fireproof stability, integrity and heat insulation, is mainly used for opening of fireproof walls, entrances and exits of stairways, evacuation walkways, pipe well mouths and the like of fireproof partitions of buildings, is usually used for personnel passage, can prevent flame from spreading and prevent burning smoke from flowing when a fire disaster occurs, and has a sealing effect.
At present, fire doors are required to be used in China aiming at the hard requirement of a civil high-rise building management method. However, most of the fire doors in the current market are of conventional sizes, and the fire doors of the conventional sizes cannot meet the building requirements and the use requirements aiming at the fire-proof partition building entrance with special requirements. And several formulas super fire door that exist on the existing market because the door body dead weight is great, cause the pivot to damage easily.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: not enough to above-mentioned prior art, the utility model discloses a fire door is prevented to super large.
The technical scheme is as follows: super fire door includes:
a door frame in a U shape;
two door leafs, the well upper portion in the outside of door leaf links to each other with the door frame through the center pin respectively with well lower part, and the outside upper portion of door leaf links to each other with the door frame through last eccentric shaft, and the outside middle part of door leaf links to each other with the door frame through the eccentric shaft, and the bottom in the outside of door leaf links to each other with installation ground through the eccentric shaft down, and the inboard of two door leafs is the door leaf centre joint, and the door leaf centre joint is equipped with the tongue-and-groove of two-step syllogic, and the well hypomere of:
the door leaf comprises a door leaf frame formed by welding a plurality of criss-cross U-shaped steels, at least one layer of inorganic non-combustible plate is symmetrically arranged on two outer sides of the door leaf frame, a galvanized steel plate is wrapped on the outer side of the at least one layer of inorganic non-combustible plate, flame-retardant middle-density plates are symmetrically arranged on two outer sides of the galvanized steel plate, a plurality of accommodating spaces are arranged between the inorganic non-combustible plates and the door leaf frame, and fireproof door core plates are filled in the accommodating spaces.
Further, the upper eccentric shaft includes:
the upper supporting arm of the fan is connected with the door leaf through an assembling screw at the side part of the upper supporting arm
The frame support arm links to each other with the door frame, and an embedded rolling bearing in one side of frame support arm, frame support arm link to each other with the fan upper arm through the upper arm axle that passes rolling bearing's inner chamber.
Further, the eccentric shaft includes:
the moving blade is connected with the door leaf;
and the fixed blade is hinged with the door frame, and the moving blade is spliced with the fixed blade.
Further, the lower eccentric shaft includes:
the lower fan support arm is connected with the fan;
and the torsion shaft assembly is fixedly connected with the ground, and the lower fan support arm is spliced with the torsion shaft assembly.
Furthermore, the outer sides of the two door leaves and the inner side of the door frame are respectively provided with two circles of fireproof expansion sealing strips.
Furthermore, two circles of fireproof expansion sealing strips are respectively arranged at the door leaf middle joints adjacent to the inner sides of the two door leaves.
Furthermore, the upper parts of the two door leaves are provided with fireproof door closers close to the central shaft side, the fireproof door closers are respectively fixed on the upper frame and the upper parts of the door frame through accessories, the driven leaf of the door leaf is provided with a hidden bolt, and the upper frame of the driven leaf is provided with a cis-position device matched with the hidden bolt.
Further, the door frame includes:
a U-shaped lining formed by enclosing C-shaped steel with the thickness of 2 mm;
the first U-shaped plate is clamped on the inner side of the U-shaped lining and is formed by bending a steel plate with the thickness of 2 mm;
the second U-shaped plate is clamped on the outer side of the U-shaped lining and is formed by bending a steel plate with the thickness of 2 mm.
Further, the width of door frame is 4600mm, and the height is 5000 mm.
Furthermore, two layers of inorganic non-combustible plates are symmetrically arranged on two outer sides of the door leaf frame respectively.
Furthermore, the fireproof door core plate is a perlite fireproof door core plate.
Further, the height of fire prevention lock apart from the ground is 1500 mm.
Has the advantages that: the utility model discloses a fire door is prevented to super large has following beneficial effect:
1. the U-shaped steel is adopted as a door leaf frame of the door body, so that the door leaf has good deformation resistance;
2. the door leaf is connected with the upper/middle part of the door frame through the upper/middle eccentric shaft, the door leaf is connected with the ground through the lower eccentric shaft, the gravity of the door leaf acts on the ground, the installation is convenient, the door leaf is easy to open, and the phenomenon that the door leaf is too heavy to incline and the door frame is deformed by tension in the use process is avoided.
Drawings
Fig. 1 is a schematic structural view of the ultra-large fireproof door disclosed by the present invention;
FIG. 2 is a schematic view of plane B-B of FIG. 1;
fig. 3 is a partial enlarged view of fig. 2 at D;
FIG. 4 is a schematic view of plane A-A of FIG. 1;
FIG. 5 is a schematic view of plane C-C of FIG. 1;
FIG. 6 is a schematic view of U-shaped steel;
FIG. 7 is a schematic view of the upper eccentric shaft;
FIG. 8 is a schematic view of a center-off-center axis;
FIG. 9 is a schematic view of a lower eccentric shaft;
wherein:
the specific implementation mode is as follows:
the following describes the embodiments of the present invention in detail.
As shown in fig. 1-9, a fire rated ultra-fire door comprising:
a door frame 1 in a U shape;
two door leafs 2, the well upper portion in the outside of door leaf 2 links to each other with door frame 1 through center pin 4 respectively with well lower part, the outside upper portion of door leaf 2 links to each other with door frame 1 through last eccentric shaft 81, the outside middle part of door leaf 2 links to each other with door frame 1 through well eccentric shaft 82, the bottom in the outside of door leaf 2 links to each other with installation ground through lower eccentric shaft 83, the inboard of two door leafs 2 is the door leaf centre joint, the door leaf centre joint is equipped with the tongue-and-groove of two-step syllogic, the well hypomere of door leaf centre joint is equipped with fireproof lock 3, wherein:
the door leaf 2 includes the door leaf frame that is formed by the mutual welding of a plurality of vertically and horizontally staggered U shaped steel 6, at least one deck inorganic incombustible board 201 has been laid to two outside symmetries of door leaf frame, the outside parcel at least one deck inorganic incombustible board 201 has a galvanized steel sheet 202, density board 203 in the fire-retardant has been laid to two outside symmetries of galvanized steel sheet 202, be equipped with a plurality of accommodation spaces between inorganic incombustible board 201 and door leaf frame, fill fire door core 7 in this accommodation space.
Further, the upper eccentric shaft 81 includes:
an upper fan arm 815 connected to the door leaf 2 by a lateral assembling screw 814;
the frame arm 811 is connected to the door frame 1, a rotation bearing 813 is embedded in one side of the frame arm 811, and the frame arm 811 is connected to the upper arm 815 of the fan by an upper arm shaft 812 passing through an inner cavity of the rotation bearing 813.
Further, the center eccentric shaft 82 includes:
a rotor blade 821 connected to the door leaf 2;
the fixed vane 822 is hinged to the door frame 1, and the moving vane 821 is inserted into the fixed vane 822.
Further, the lower eccentric shaft 83 includes:
a lower fan arm 831 connected to the fan 2;
the torsion shaft assembly 832 is fixedly connected with the ground, and the fan lower arm 831 is inserted into the torsion shaft assembly 832.
Furthermore, two circles of fireproof expansion sealing strips 5 are respectively arranged at the lap joints of the outer sides of the two door leaves 2 and the inner side of the door frame 1.
Furthermore, two circles of fireproof expansion sealing strips 5 are respectively arranged at the door leaf middle seams adjacent to the inner sides of the two door leaves 2.
Furthermore, the upper parts of the two door leaves 2 are provided with fireproof door closers 11 close to the side of the central shaft 4, the fireproof door closers 11 are respectively fixed on the upper frame of the door frame 1 and the upper parts of the door leaves 2 through accessories, wherein the driven leaf of the door leaf 2 is provided with a hidden bolt 9, and the upper frame of the driven leaf is provided with a position converter 10 matched with the hidden bolt 9.
Further, the door frame 1 includes:
a U-shaped lining formed by enclosing C-shaped steel with the thickness of 2 mm;
the first U-shaped plate is clamped on the inner side of the U-shaped lining and is formed by bending a steel plate with the thickness of 2 mm;
the second U-shaped plate is clamped on the outer side of the U-shaped lining and is formed by bending a steel plate with the thickness of 2 mm.
Further, the width of the door frame 1 is 4600mm and the height is 5000 mm.
Further, two layers of inorganic non-combustible plates 201 are symmetrically arranged on two outer sides of the door leaf frame respectively.
The inorganic non-combustible plate 201 mainly contains magnesium oxide, magnesium chloride and white warp yarn.
Furthermore, the fireproof door core plate 7 is a perlite fireproof door core plate.
Further, the height of the fireproof lock 3 from the ground is 1500 mm.
The embodiments of the present invention have been described in detail. However, the present invention is not limited to the above-described embodiments, and various changes can be made without departing from the gist of the present invention within the scope of knowledge possessed by a person of ordinary skill in the art.
Claims (10)
1. Super fire door prevents, its characterized in that includes:
a door frame in a U shape;
two door leafs, the well upper portion in the outside of door leaf links to each other with the door frame through the center pin respectively with well lower part, and the outside upper portion of door leaf links to each other with the door frame through last eccentric shaft, and the outside middle part of door leaf links to each other with the door frame through the eccentric shaft, and the bottom in the outside of door leaf links to each other with installation ground through the eccentric shaft down, and the inboard of two door leafs is the door leaf centre joint, and the door leaf centre joint is equipped with the tongue-and-groove of two-step syllogic, and the well hypomere of:
the door leaf comprises a door leaf frame formed by welding a plurality of criss-cross U-shaped steels, at least one layer of inorganic non-combustible plate is symmetrically arranged on two outer sides of the door leaf frame, a galvanized steel plate is wrapped on the outer side of the at least one layer of inorganic non-combustible plate, flame-retardant middle-density plates are symmetrically arranged on two outer sides of the galvanized steel plate, a plurality of accommodating spaces are arranged between the inorganic non-combustible plates and the door leaf frame, and fireproof door core plates are filled in the accommodating spaces.
2. The ultra-fire rated door of claim 1, wherein said upper eccentric shaft comprises:
the upper supporting arm of the fan is connected with the door leaf through an assembling screw at the side part of the upper supporting arm
The frame support arm links to each other with the door frame, and an embedded rolling bearing in one side of frame support arm, frame support arm link to each other with the fan upper arm through the upper arm axle that passes rolling bearing's inner chamber.
3. The ultra-fire rated door of claim 1, wherein said off-center axis comprises:
the moving blade is connected with the door leaf;
and the fixed blade is hinged with the door frame, and the moving blade is spliced with the fixed blade.
4. The ultra-fire rated door of claim 1, wherein said lower off-center axis comprises:
the lower fan support arm is connected with the fan;
and the torsion shaft assembly is fixedly connected with the ground, and the lower fan support arm is spliced with the torsion shaft assembly.
5. The ultra-large fireproof door of claim 1, wherein two circles of fireproof expansion sealing strips are respectively arranged at the joint of the outer sides of the two door leaves and the inner side of the door frame.
6. The ultra-large fireproof door as claimed in claim 1, wherein two circles of fireproof expansion sealing strips are respectively arranged at the middle seams of the adjacent door leaves at the inner sides of the two door leaves.
7. The ultra-large fireproof door as claimed in claim 1, wherein the upper parts of the two door leaves are provided with fireproof door closers near the central axis, the fireproof door closers are respectively fixed on the upper frame and the upper parts of the door leaves through fittings, the driven leaf of the door leaf is provided with a blind bolt, and the upper frame of the driven leaf is provided with a position follower adapted to the blind bolt.
8. The ultra-fire rated door of claim 1, wherein said door frame comprises:
a U-shaped lining formed by enclosing C-shaped steel with the thickness of 2 mm;
the first U-shaped plate is clamped on the inner side of the U-shaped lining and is formed by bending a steel plate with the thickness of 2 mm;
the second U-shaped plate is clamped on the outer side of the U-shaped lining and is formed by bending a steel plate with the thickness of 2 mm.
9. The ultra-fire rated door of claim 1, wherein said frame has a width of 4600mm and a height of 5000 mm.
10. The ultra-fire rated door of claim 1, wherein said fire rated door core panel is a perlite fire rated door core panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022104895.7U CN213418918U (en) | 2020-09-23 | 2020-09-23 | Super-large fireproof door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022104895.7U CN213418918U (en) | 2020-09-23 | 2020-09-23 | Super-large fireproof door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213418918U true CN213418918U (en) | 2021-06-11 |
Family
ID=76263776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022104895.7U Active CN213418918U (en) | 2020-09-23 | 2020-09-23 | Super-large fireproof door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213418918U (en) |
-
2020
- 2020-09-23 CN CN202022104895.7U patent/CN213418918U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 101100 01005, floor 1, building 1, yard 2, middle street, Tongzhou District, Beijing Patentee after: Genjiu (Beijing) Technology Co.,Ltd. Country or region after: China Address before: 101100 064, floor 1, building 9, 38 Beiyuan South Road, Tongzhou District, Beijing Patentee before: Genjiu (Beijing) door industry Co.,Ltd. Country or region before: China |