CN105927121A - Novel steel heat-insulation and fire-proof auxiliary and main door and manufacturing method thereof - Google Patents
Novel steel heat-insulation and fire-proof auxiliary and main door and manufacturing method thereof Download PDFInfo
- Publication number
- CN105927121A CN105927121A CN201610472634.6A CN201610472634A CN105927121A CN 105927121 A CN105927121 A CN 105927121A CN 201610472634 A CN201610472634 A CN 201610472634A CN 105927121 A CN105927121 A CN 105927121A
- Authority
- CN
- China
- Prior art keywords
- door
- fire
- doorframe
- female
- uterus
- 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.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
- E06B5/16—Fireproof doors or similar closures; Adaptations of fixed constructions therefor
- E06B5/161—Profile members therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/74—Making other particular articles frames for openings, e.g. for windows, doors, handbags
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/70—Door leaves
- E06B3/72—Door leaves consisting of frame and panels, e.g. of raised panel type
- E06B3/76—Door leaves consisting of frame and panels, e.g. of raised panel type with metal panels
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
- E06B5/16—Fireproof doors or similar closures; Adaptations of fixed constructions therefor
- E06B5/164—Sealing arrangements between the door or window and its frame, e.g. intumescent seals specially adapted therefor
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/16—Sealing arrangements on wings or parts co-operating with the wings
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/70—Door leaves
- E06B3/7015—Door leaves characterised by the filling between two external panels
- E06B2003/7042—Door leaves characterised by the filling between two external panels with a fire retardant layer
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Special Wing (AREA)
Abstract
The invention belongs to the technical field of door and window manufacturing, and particularly relates to a novel steel heat-insulation and fire-proof auxiliary and main door and a manufacturing method thereof. The novel steel heat-insulation and fire-proof auxiliary and main door comprises a door frame and door leaves, wherein the door leaves comprise a main door and an auxiliary door; the main door and the auxiliary door are respectively hinged to the left side and right side of the door frame; the surfaces of the main door, the auxiliary door and the door frame are respectively made of cold-rolled galvanized steel plates, and the interiors of the main door and the auxiliary door are filled by expanded perlite fireproof plates; a magnesium and silicon fireproof plate is arranged on the fire receiving surface of the inner wall of the door frame, and magnesium and silicon fireproof plates are respectively arranged on the adhering side surfaces between the main door as well as auxiliary door and the door frame, the adhering side surface between the main door and the auxiliary door, and the fire receiving surfaces of the main door and the auxiliary door. The novel steel heat-insulation and fire-proof auxiliary and main door has the advantage that by arranging the magnesium and silicon fireproof plates on the gap between the main door as well as auxiliary door and the door frame and the gap between the auxiliary door and the main door, the fireproof property of the door gap is greatly improved, and the outward propagation of fire to the door joint is prevented.
Description
Technical field
The invention belongs to door and window manufacturing technology field, be specifically related to a kind of Novel steel heat-insulating, fire-preventing
Big and small door and preparation method thereof.
Background technology
Existing fire metal door, the most all passes through hinge, lockset and door thereof with doorframe and door leaf
Assemble with five metals.The doorframe of fire resistant doorsets is to be directly over shear, punching press, folding by metallic plate
The working procedure processing such as curved, welding.Door leaf is the door skin shaped internal filling fire prevention to be filled out
Fill thing to process.For making door leaf have certain intensity, steel skeleton inside door leaf, has been needed to prop up
Support, in order to realize the integrity of fire resistant doorsets, meet the needs of fire resistance steel door fire endurance.So
And fireprotection layer of the prior art is often all disposed within door leaf surface (the i.e. fire surface one of door leaf
Side), but during breaking out of fire, the intensity of a fire typically can be the most climing from the gap between door leaf surrounding and doorframe
Prolonging, if not improving the fire protecting performance of this part, the fire protecting performance of door leaf is good to be more also difficult to stop
The intensity of a fire.
Summary of the invention
It is an object of the invention to provide a kind of Novel steel that can effectively stop the intensity of a fire to spread from crack between a door and its frame
Heat-insulating, fire-preventing big and small door and preparation method thereof.
For achieving the above object, the invention provides techniques below scheme:
A kind of Novel steel heat-insulating, fire-preventing big and small door, including doorframe and door leaf, described door leaf includes female door
And cervical orifice of uterus, described female door and cervical orifice of uterus are respectively hinged at the left and right sides of doorframe, and female door and cervical orifice of uterus are to door
The homonymy folding of frame is arranged, and described female door, cervical orifice of uterus and door frame surface are made by cold-rolling galvanization steel plate,
And filled by expanded perlite PLASTIC LAMINATED inside female door and cervical orifice of uterus, described female door and cervical orifice of uterus are fitted with doorframe
Joint place between place and female door and cervical orifice of uterus is equipped with fire-proof expansion seal strip；Being subject to of doorframe inwall is fiery
Face is arranged with magnesium silicon PLASTIC LAMINATED, with the side of doorframe laminating, female Men Yuzi on described female door and cervical orifice of uterus
The fire surface of side bonded to each other between Men and female door and cervical orifice of uterus also is provided with magnesium silicon PLASTIC LAMINATED, described
Magnesium silicon PLASTIC LAMINATED lays respectively at inside the cold-rolling galvanization steel plate of doorframe and door leaf surface；
The side, back of the body fire face of described doorframe is provided with deep gouge, and described door leaf is positioned at deep gouge, door leaf when cutting out
And the fire-proof expansion seal strip between doorframe is positioned at the step corner of deep gouge；
Crevice place between female door and cervical orifice of uterus is provided with the lid seam plate of strip, described lid seam plate be two and
Before and after door leaf, the crack between door, female is covered tightly by both sides respectively, and front/rear cover seam plate is with sub, female
The structure that cold-rolling galvanization steel plate is integral type bending forming on door surface；
Described door leaf height is 2214mm, and door leaf thickness is 55mm, and the width of female door is 988mm, son
The width of door is 423mm, and the crack between door, female is 3mm；
The degree of depth of described doorframe is 120mm, wherein deep gouge degree of depth 55mm；
Described magnesium silicon PLASTIC LAMINATED thickness is 5mm, and the cold-rolling galvanization steel plate thickness of door leaf is 0.8mm, doorframe
Cold-rolling galvanization steel plate thickness be 1.2mm；
The density of described expanded perlite PLASTIC LAMINATED is 400kg/m3 ± 10%.
A kind of manufacture method for manufacturing described Novel steel heat-insulating, fire-preventing big and small door:
Doorframe makes:
(1) blanking, is punched out four block length bar shaped blanks with punch press on cold-rolling galvanization steel plate；
(2) punching press, utilizes stamping machine that four blocks of blanks are struck out four channel-shaped frames；
(3) it is respectively welded at the bottom of the inner side slot of four channel-shaped frames or rivets one piece of magnesium silicon PLASTIC LAMINATED；
(4) utilize welding or riveting process that four edges frame is assembled into entirety；
Door leaf makes:
A. punching press bending technique is used to become size to meet outside the door leaf of regulation cold-rolling galvanization steel plate bending
Shell, door leaf shell is the tubular structure of upper lower open mouth, and the seam of shell is positioned on described lid seam plate；
B. weld in the inner side of left and right sides wall of door leaf shell and the fire surface of door leaf or rivet magnesium silicon
PLASTIC LAMINATED；
C. in door leaf shell, tamp expanded perlite PLASTIC LAMINATED；
D. bending riveting process is used to install top board and base plate, described top board additional at the upper and lower two ends of door leaf shell
Be all previously provided with magnesium silicon PLASTIC LAMINATED inside base plate；
Door leaf, doorframe are installed
I., hinge for fireproof is installed in the doorframe left and right sides, by cervical orifice of uterus and female door respectively with the doorframe left and right sides
Hinge for fireproof connect；
II. installing door closer between female door and doorframe, door closer is arranged on female door upper end.
The method have technical effect that: the present invention is at the crevice place of cervical orifice of uterus and female door and doorframe and son
Crevice place between door and female door is provided with magnesium silicon PLASTIC LAMINATED, it is possible to be greatly improved the fire resistance at crack between a door and its frame
Can, prevent the intensity of a fire from outwards spreading from crack between a door and its frame.
Accompanying drawing explanation
Fig. 1 is the front view of the present invention；
Fig. 2 is the A-A sectional view of Fig. 1.
Detailed description of the invention
In describing the invention, it should be noted that term " on ", D score, " left ",
Orientation or the position relationship of the instruction such as " right ", "front", "rear", " interior ", " outward " are base
In orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, and
It not to indicate or imply that the device of indication or element must have specific orientation, with specific orientation structure
Make and operate, be therefore not considered as limiting the invention.
As shown in Figure 1, 2, a kind of Novel steel heat-insulating, fire-preventing big and small door, including doorframe 10 and door leaf,
Described door leaf includes that female door 11 and cervical orifice of uterus 12, described female door 11 and cervical orifice of uterus 12 are respectively hinged at doorframe
The left and right sides of 10, and female door 11 and cervical orifice of uterus 12 are to the homonymy folding setting of doorframe 10, described mother
Door 11, cervical orifice of uterus 12 and doorframe 10 surface are made by cold-rolling galvanization steel plate 101,111, and female
Door 11 and cervical orifice of uterus 12 inside are filled by expanded perlite PLASTIC LAMINATED 112, described female door 11 and cervical orifice of uterus
Joint place between 12 and doorframe 10 joint place and female door 11 and cervical orifice of uterus 12 is equipped with fire prevention and expands
Sealing strip 15；The fire surface part of doorframe inwall is provided with magnesium silicon PLASTIC LAMINATED 20, described female door 11 and son
On the door 12 and side of doorframe 10 laminating, side bonded to each other between female door 11 and cervical orifice of uterus 12 with
And the fire surface of mother's door 11 and cervical orifice of uterus 12 also is provided with magnesium silicon PLASTIC LAMINATED 20, described magnesium silicon PLASTIC LAMINATED 20
Lay respectively at inside the cold-rolling galvanization steel plate 101,111 of doorframe 10 and door leaf surface.The present invention is at son
Crevice place between door and female door and the crevice place of doorframe and cervical orifice of uterus and female door is provided with the fire prevention of magnesium silicon
Plate, it is possible to be greatly improved the fire resistance at crack between a door and its frame, prevents the intensity of a fire from outwards spreading from crack between a door and its frame.
Preferably, the side, back of the body fire face of described doorframe 10 is provided with deep gouge, and it is heavy that described door leaf is positioned at when cutting out
In groove, the fire-proof expansion seal strip 15 between door leaf and doorframe 10 is positioned at the step corner of deep gouge.
Door leaf and doorframe 10 compact assembling structure, globality is preferable.
Further, the crevice place between female door 11 and cervical orifice of uterus 12 is provided with the lid seam plate 16 of strip,
Described lid seam plate 16 be two and respectively before and after door leaf both sides by the folder between door 11,12 sub, female
Seam covers tightly, front/rear cover seam plate 16a, 16b and the cold-rolling galvanization steel plate on door 11,12 surface sub, female
111 is the structure of integral type bending forming.
Preferably, described door leaf height L1 is 2214mm, and door leaf thickness L2 is 55mm, female door 11
Width L3 be 988mm, the width L4 of cervical orifice of uterus 12 is 423mm, between door 11,12 sub, female
Crack is 3mm.Preferably, degree of depth L5 of described doorframe 10 is 120mm, wherein deep gouge degree of depth 55mm.
Preferably, described magnesium silicon PLASTIC LAMINATED 20 thickness is 5mm, and cold-rolling galvanization steel plate 111 thickness of door leaf is
0.8mm, cold-rolling galvanization steel plate 101 thickness of doorframe 10 is 1.2mm.Above-mentioned being sized to guarantees to prevent
The fire-protection rating of vent reaches pre-provisioning request.
Preferably, the density of described expanded perlite PLASTIC LAMINATED 112 is 400kg/m3± 10%.
Present invention also offers a kind of making for manufacturing described Novel steel heat-insulating, fire-preventing big and small door
Method:
Doorframe makes:
1 blanking, is punched out four block length bar shaped blanks with punch press on cold-rolling galvanization steel plate；
2 punching presses, utilize stamping machine that four blocks of blanks are struck out four channel-shaped frames；
3 are respectively welded or rivet one piece of magnesium silicon PLASTIC LAMINATED 20 at the bottom of the inner side slot of four channel-shaped frames；
4 utilize welding or riveting process that four edges frame is assembled into entirety；
Door leaf makes:
A. punching press bending technique is used to become size to meet outside the door leaf of regulation cold-rolling galvanization steel plate bending
Shell, door leaf shell is the tubular structure of upper lower open mouth, and the seam of shell is positioned on described lid seam plate 16；
B. weld in the inner side of left and right sides wall of door leaf shell and the fire surface of door leaf or rivet magnesium silicon
PLASTIC LAMINATED 20；
C. in door leaf shell, tamp expanded perlite PLASTIC LAMINATED 112；
D. bending riveting process is used to install top board and base plate, described top board additional at the upper and lower two ends of door leaf shell
Be all previously provided with magnesium silicon PLASTIC LAMINATED 20 inside base plate；
Door leaf, doorframe are installed
I., hinge for fireproof 13 is installed in the doorframe left and right sides, by cervical orifice of uterus 12 and female door 11 respectively with doorframe
The hinge for fireproof 13 of 10 left and right sides connects；
II. installing door closer 14 between female door 11 and doorframe 10, door closer is arranged on female door 11
End.
Claims (8)
1. a Novel steel heat-insulating, fire-preventing big and small door, including doorframe (10) and door leaf, described door leaf
Including female door (11) and cervical orifice of uterus (12), described female door (11) and cervical orifice of uterus (12) are respectively hinged at door
The left and right sides of frame (10), and female door (11) and cervical orifice of uterus (12) open to the homonymy of doorframe (10)
Close and arrange, it is characterised in that: described female door (11), cervical orifice of uterus (12) and doorframe (10) surface are equal
It is made up of cold-rolling galvanization steel plate (101,111), and female door (11) and cervical orifice of uterus (12) inside are by swollen
Swollen perlite fireproof plate (112) is filled, described female door (11) and cervical orifice of uterus (12) and doorframe (10)
Joint place between joint place and female door (11) and cervical orifice of uterus (12) is equipped with fire-proof expansion seal strip
(15)；The fire surface part of doorframe inwall is provided with magnesium silicon PLASTIC LAMINATED (20), described female door (11) and
Side that cervical orifice of uterus (12) is upper fits with doorframe (10), phase between mother's door (11) and cervical orifice of uterus (12)
The side of laminating and the fire surface of female door (11) and cervical orifice of uterus (12) also are provided with magnesium silicon PLASTIC LAMINATED (20) mutually,
Described magnesium silicon PLASTIC LAMINATED (20) lay respectively at doorframe (10) and door leaf surface cold-rolling galvanization steel plate (101,
111) inner side.
Novel steel heat-insulating, fire-preventing big and small door the most according to claim 1, it is characterised in that: institute
The side, back of the body fire face stating doorframe (10) is provided with deep gouge, and described door leaf is positioned at deep gouge, door leaf when cutting out
And the fire-proof expansion seal strip (15) between doorframe (10) is positioned at the step corner of deep gouge.
Novel steel heat-insulating, fire-preventing big and small door the most according to claim 2, it is characterised in that: female
Crevice place between door (11) and cervical orifice of uterus (12) is provided with lid seam plate (16) of strip, described lid seam
Plate (16) be two and respectively before and after door leaf both sides by the crack between door, female (11,12)
Cover tightly, front/rear cover seam plate (16a, 16b) and the cold-rolling galvanization on door, female (11,12) surface
Steel plate (111) is the structure of integral type bending forming.
Novel steel heat-insulating, fire-preventing big and small door the most according to claim 1, it is characterised in that: institute
Stating door leaf height (L1) is 2214mm, and door leaf thickness (L2) is 55mm, the width of female door (11)
(L3) being 988mm, the width (L4) of cervical orifice of uterus (12) is 423mm, door, female (11,12)
Between crack be 3mm.
Novel steel heat-insulating, fire-preventing big and small door the most according to claim 4, it is characterised in that: institute
The degree of depth (L5) stating doorframe (10) is 120mm, wherein deep gouge degree of depth 55mm.
Novel steel heat-insulating, fire-preventing big and small door the most according to claim 5, it is characterised in that: institute
Stating each magnesium silicon PLASTIC LAMINATED (20) thickness and be 5mm, cold-rolling galvanization steel plate (111) thickness of door leaf is
0.8mm, cold-rolling galvanization steel plate (101) thickness of doorframe (10) is 1.2mm.
Novel steel heat-insulating, fire-preventing big and small door the most according to claim 6, it is characterised in that: institute
The density stating expanded perlite PLASTIC LAMINATED (112) is 400kg/m3± 10%.
8. Novel steel heat-insulating, fire-preventing that a kind is used for described in manufacturing claims 1 to 7 any one
The manufacture method of female door:
Doorframe makes:
(1) blanking, is punched out four block length bar shaped blanks with punch press on cold-rolling galvanization steel plate；
(2) punching press, utilizes stamping machine that four blocks of blanks are struck out four channel-shaped frames；
(3) it is respectively welded at the bottom of the inner side slot of four channel-shaped frames or rivets one piece of magnesium silicon PLASTIC LAMINATED
(20)；
(4) utilize welding or riveting process that four edges frame is assembled into entirety；
Door leaf makes:
A. punching press bending technique is used to become size to meet outside the door leaf of regulation cold-rolling galvanization steel plate bending
Shell, door leaf shell is the tubular structure of upper lower open mouth, and the seam of shell is positioned at described lid seam plate (16)
On；
B. weld in the inner side of left and right sides wall of door leaf shell and the fire surface of door leaf or rivet magnesium silicon
PLASTIC LAMINATED (20)；
C. in door leaf shell, tamp expanded perlite PLASTIC LAMINATED (112)；
D. bending riveting process is used to install top board and base plate, described top board additional at the upper and lower two ends of door leaf shell
Be all previously provided with magnesium silicon PLASTIC LAMINATED (20) inside base plate；
Door leaf, doorframe are installed
I., hinge for fireproof (13) is installed, by cervical orifice of uterus (12) He Mumen (11) point in the doorframe left and right sides
It is not connected with the hinge for fireproof (13) of doorframe (10) left and right sides；
II. installing door closer (14) between female door (11) and doorframe (10), door closer is arranged on
Female door (11) upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610472634.6A CN105927121A (en) | 2016-06-22 | 2016-06-22 | Novel steel heat-insulation and fire-proof auxiliary and main door and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610472634.6A CN105927121A (en) | 2016-06-22 | 2016-06-22 | Novel steel heat-insulation and fire-proof auxiliary and main door and manufacturing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105927121A true CN105927121A (en) | 2016-09-07 |
Family
ID=56829231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610472634.6A Pending CN105927121A (en) | 2016-06-22 | 2016-06-22 | Novel steel heat-insulation and fire-proof auxiliary and main door and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105927121A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0473304A2 (en) * | 1990-08-09 | 1992-03-04 | Accent Group Limited | Fire door leaf |
| CN201196001Y (en) * | 2008-02-04 | 2009-02-18 | 北京曼特门业有限公司 | Fireproof sound insulation door, door leaf and door frame |
| CN201288480Y (en) * | 2008-10-16 | 2009-08-12 | 四川嘉盾金属制品有限公司 | Fireproof and theft-proof gate |
| CN203285290U (en) * | 2013-03-24 | 2013-11-13 | 泰州市盛阳消防设备有限公司 | Wood biparting heat insulation fireproof door with glass |
| CN205189698U (en) * | 2015-11-06 | 2016-04-27 | 杭州汉邦建筑门窗有限公司 | Fire prevention burglary -resisting door and theftproof door frame sectional material |
-
2016
- 2016-06-22 CN CN201610472634.6A patent/CN105927121A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0473304A2 (en) * | 1990-08-09 | 1992-03-04 | Accent Group Limited | Fire door leaf |
| CN201196001Y (en) * | 2008-02-04 | 2009-02-18 | 北京曼特门业有限公司 | Fireproof sound insulation door, door leaf and door frame |
| CN201288480Y (en) * | 2008-10-16 | 2009-08-12 | 四川嘉盾金属制品有限公司 | Fireproof and theft-proof gate |
| CN203285290U (en) * | 2013-03-24 | 2013-11-13 | 泰州市盛阳消防设备有限公司 | Wood biparting heat insulation fireproof door with glass |
| CN205189698U (en) * | 2015-11-06 | 2016-04-27 | 杭州汉邦建筑门窗有限公司 | Fire prevention burglary -resisting door and theftproof door frame sectional material |
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Application publication date: 20160907 |