CN213418902U - Fire door with high smoke-proof performance - Google Patents
Fire door with high smoke-proof performance Download PDFInfo
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- CN213418902U CN213418902U CN202020986550.6U CN202020986550U CN213418902U CN 213418902 U CN213418902 U CN 213418902U CN 202020986550 U CN202020986550 U CN 202020986550U CN 213418902 U CN213418902 U CN 213418902U
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Abstract
The utility model provides a high smoke protection performance prevents fire door, including door leaf and door frame, the door leaf includes backplate, fire door core, panel and stainless steel door plant from inside to outside in proper order, the edge of stainless steel door plant is buckled to four sides of door leaf and is extended and has the first hem, the first hem covers the panel side and extends to fire door core side, the edge of this first hem is buckled and is had the second hem, the second hem imbeds and prevents the internal fixation of fire door core side; the door frame comprises a door frame main body and a barrier strip fixed on the door frame main body, wherein a stainless steel frame is coated on the barrier strip; the door frame is provided with a side groove matched with the edge of the door leaf, a smoke-proof expansion strip is arranged in the side groove, the main body of the smoke-proof expansion strip is made of fireproof expansion materials, and an exposed sealing edge is arranged on the main body. The utility model discloses a steel-wood combines can break off inside and outside heat transfer when strengthening the door leaf intensity, and cooperates the setting of smoke protection inflation strip, effectively seals the installation gap, prevents that the flue gas from wading into.
Description
Technical Field
The utility model belongs to prevent fire door field, concretely relates to high smoke protection performance prevents fire door.
Background
The fireproof door is a door body which can meet the requirements of fire resistance stability, integrity and heat insulation within a certain time. The existing fireproof wooden door has limited wood strength and poor anti-theft performance. For strengthening door leaf intensity and theftproof performance, the door leaf of part fire prevention timber adds and establishes the steel cladding on whole door leaf surface, but metal material's heat conduction speed is very fast, and the temperature of door leaf inside and outside risees in step when the conflagration breaing out leads to thermal-insulated effect poor. In addition, the steel frame has poor sealing performance and is easy to be poisoned by smoke leakage.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a fire door is prevented to high smoke protection performance, the steel-wood combines can break off inside and outside heat transfer when strengthening the door leaf intensity, and cooperates the setting of smoke protection inflation strip, effectively seals the installation gap, prevents that the flue gas from wading into.
The utility model provides a high smoke protection performance prevents fire door, including door leaf and door frame, the door leaf includes backplate, fire door core, panel and stainless steel door plant from inside to outside in proper order, the edge of stainless steel door plant is buckled to extend to four sides of door leaf and is had first hem, first hem covers the panel side and extends to fire door core side, and the edge of this first hem is buckled and is had the second hem, and the second hem imbeds and prevents the internal fixation of fire door core side; the door frame consists of a door frame main body and a barrier strip fixed on the door frame main body, wherein a stainless steel frame is coated on the barrier strip; the stop strip is provided with a stop surface matched with the edge of the front surface of the door leaf to stop, the stop surface is perpendicular to one surface of the door frame main body, the stop surface is used as a limiting surface, the stop surface and the limiting surface form a side groove matched and closed with the edge of the door leaf, the limiting surface is embedded with a smoke-proof expansion strip, the main body of the smoke-proof expansion strip is made of fireproof expansion materials, and the smoke-proof expansion strip is provided with an exposed sealing edge.
As a further aspect of the present invention, the stainless steel frame has a first wrapping edge wrapped on the stop surface of the stop bar, and the first wrapping edge is inserted into the inner fixing of the door frame main body by the limiting surface.
As a further aspect of the present invention, the stainless steel frame has a second covering edge covering the side face of the stop strip opposite to the stop face, the second covering edge extends to the side face of the door frame body, a third folding edge is bent at the edge of the second covering edge, and the third folding edge is embedded into the side face of the door frame body to be fixed.
As a further scheme of the utility model, in the limit inslot, the perpendicular crossing department of stop face and spacing face is equipped with the anticollision strip, the anticollision strip has two mutually perpendicular's fixed limits with the laminating of stop face and spacing face respectively, and the edge on two fixed limits is equipped with the anticollision arch.
As a further proposal of the utility model, the limit face is embedded with the fireproof expansion strip at the fixed edge laminating position of the anti-collision strip.
As a further proposal of the utility model, the sealing edge comprises two sealing edges, which are inclined and narrowed from inside to outside and are arranged in a splayed shape.
As a further scheme of the utility model, for two divisions of doors, including two door leafs, one side of two door leafs is articulated with the door frame, and the opposite side is to bumping in opposite directions, is equipped with on the face of bumping of door leaf the smoke protection inflation strip.
As a further proposal of the utility model, the edge of one of the door leaves adjacent to the other door leaf is provided with a cover edge strip. The cover edge strip is used for sealing a closed gap between the door leaf and the door leaf. The cover edge strip is provided with a main body frame covering a closed gap between the door leaf and the door leaf, and a sealing strip is arranged at the position, facing the closed gap between the door leaf and the door leaf, of the main body frame.
As a further aspect of the utility model, backplate, fire door core, panel and door frame make for fire prevention panel, fire prevention panel is the fire-retardant plywood of the sticky multilayer of coating through the fire prevention glue.
As a further aspect of the utility model, the upper end of door leaf is equipped with the door closer, and the lower extreme is equipped with the lift sealing strip.
The utility model has the advantages that:
1. the utility model discloses a positive panel cladding of door leaf has the stainless steel door plant, and it covers to the panel side and is connected fixedly with fire door core side edge to the door leaf openly is regarded as the face of meeting a fire, and drilling can be prevented in the theftproof to the setting up of stainless steel door plant, and the stainless steel door plant is high temperature resistant, and the stainless steel door plant is thermal-insulated in the disconnection of part door core department simultaneously, reduces the programming rate at the door leaf back.
2. The utility model discloses a gap department between door leaf and door frame, door leaf and door leaf installs smoke protection expansion strip, and it is equipped with exerted sealed limit, and installation face and looks proximal surface pass through sealed limit contact seal, play the effect of smoke protection, and smoke protection expansion strip's main part is made by fire prevention expanded material, can expand when the temperature risees and further shutoff the gap, plays the effect of fire prevention smoke protection.
3. The utility model discloses a door frame and the positive complex blend stop cladding of door leaf have stainless steel frame, and with the cooperation of door leaf stainless steel face, synchronous increasing strength, difficult collision deformation, and the setting of cooperation right angle anticollision strip, the anticollision arch can cushion the striking when closing the door, and closed back anticollision strip is wrapped the door leaf right angle limit and is played the effect of sealed smoke protection. In addition, the fixed limit laminating department of anticollision strip inlays and is equipped with fire prevention inflation strip, and fire prevention inflation strip meets the ejecting anticollision strip of fire inflation and hugs closely with the door leaf before the anticollision strip burning is exhausted, seals the gap, and the smoke protection as fire-resistant back end is sealed.
Drawings
Fig. 1 is a schematic front structural view of the present invention.
Fig. 2 is a schematic view of the back structure of the present invention.
Fig. 3 is a horizontal cross-sectional view of the present invention.
Fig. 4 is an enlarged view of a portion a of fig. 3.
Fig. 5 is an enlarged view of a portion B of fig. 3.
Fig. 6 is a schematic structural view of the door frame of the present invention.
Fig. 7 is a vertical cross-sectional view of the present invention.
Fig. 8 is a schematic structural view of the stainless steel door panel of the present invention.
Fig. 9 is a schematic structural view of the stainless steel frame of the present invention.
Detailed Description
The application scheme is further described below with reference to the accompanying drawings:
referring to the attached drawings 1-9, the fireproof door with high smoke resistance is a double-door and comprises a door frame 2 and two door leaves 1, wherein one sides of the two door leaves 1 are hinged with the door frame 2 through hinges, and the other sides of the two door leaves are opposite to each other.
The door leaf 1 sequentially comprises a back plate 11, a fireproof door core 12, a panel 13 and a stainless steel door plate 3 from inside to outside, the edge of the stainless steel door plate 3 is vertically bent towards the four side faces of the door leaf 1 and extends to form a first folded edge, the first folded edge covers the side face of the panel 13 and extends to the side face of the fireproof door core 12, the edge of the first folded edge is vertically bent to form a second folded edge, and the second folded edge is embedded into the side face of the fireproof door core 12 and is fixed in the inner side.
The door frame 2 is composed of a door frame main body 21 and a barrier strip 22 fixed on the door frame main body 21, and the barrier strip 22 is coated with a stainless steel frame 4. One side of the stainless steel frame 4 is provided with a first wrapping edge 41 wrapping the stopping surface 221 of the stop bar 22, and the first wrapping edge 41 is inserted into the door frame main body 21 through the limiting surface 211 and fixed. The other side of the stainless steel frame 4 is provided with a second covered edge 42 which is covered on one side of the stop strip 22 opposite to the stop surface 221, the second covered edge 42 extends to the side of the doorframe main body 21, a third folded edge 43 is vertically bent at the edge of the second covered edge 42, and the third folded edge 43 is embedded into the side of the doorframe main body 21 for fixation.
The stop strip 22 is provided with a stop surface 221 matched with the edge of the front surface of the door leaf 1 for stopping, the stop surface 221 is perpendicular to one surface of the door frame main body 21, the stop surface is taken as a limiting surface 211, the stop surface 221 and the limiting surface 211 form a side groove 23 matched and closed with the edge of the door leaf 1, the limiting surface 211 is embedded with a smoke-proof expansion strip 5, the main body of the smoke-proof expansion strip 5 is made of fireproof expansion materials, and two sealing edges 51 are exposed outside the main body. The sealing edge 51 is inclined and narrowed from inside to outside and is arranged outwards in a splayed shape. The installation face of smoke protection inflation strip 5 passes through the sealed limit 51 contact with its adjacent face and seals, plays the effect of smoke protection, and the main part of smoke protection inflation strip 5 is made by fire prevention expanded material, can expand when the temperature risees and further shutoff the gap, plays the effect of fire prevention smoke protection.
In the side groove 23, an anti-collision strip 6 is arranged at the vertical intersection of the stop surface 221 and the limiting surface 211, the anti-collision strip 6 is provided with two mutually perpendicular fixing edges 61 respectively attached to the stop surface 221 and the limiting surface 211, and anti-collision protrusions 62 are arranged at the edges of the two fixing edges 61. The anticollision arch 62 can cushion the impact when closing the door, and the closed back anticollision strip 6 wraps the door leaf 1 right-angle side, plays sealed smoke-proof's effect.
Spacing face 211 inlays in the fixed limit 61 laminating department of anticollision strip 62 and is equipped with fire prevention inflation strip 7, and fire prevention inflation strip 7 meets fire inflation jack-up anticollision strip 62 and hugs closely with door leaf 1 before anticollision strip 62 burns out, and later continue the inflation to seal the gap, as the smoke protection sealing member of fire prevention back end.
The smoke-proof expansion strips 5 are arranged on the opposite contact surfaces of the two door leaves 1. The edge of one door leaf 1 adjacent to the other door leaf 1 is provided with a cover edge strip 8. The edge strip 8 has a main frame 81 covering the closed gap between the door 1 and the door 1, and a sealing strip 82 is provided on the main frame 81 facing the closed gap between the door 1 and the door 1. The cover edge strip 8 not only plays a role of first sealing and smoke prevention, but also can prevent theft (prevent lock picking from a door seam).
The back plate 11, the fireproof door core 12, the panel 13 and the door frame 2 are made of fireproof boards, and the fireproof boards are multi-layer flame-retardant plywood adhered by coating fireproof glue, so that the basic fireproof requirements are met.
The upper end of the door leaf 1 is provided with a door closer 10, and the lower end is provided with a lifting sealing strip 9.
High smoke protection performance prevent fire door, 1 positive panel 13 cladding of door leaf has stainless steel door plant 3, drilling can be prevented in the theftproof by setting up of stainless steel door plant 3 with strengthening, and stainless steel door plant 3 is high temperature resistant, stainless steel door plant 3 is thermal-insulated in the disconnection of some door core department simultaneously, reduces the programming rate at the 1 back of door leaf. The front matched barrier strip 22 of the door frame 2 and the door leaf 1 is coated with a stainless steel frame 4, and is matched with the stainless steel surface of the door leaf 1, so that the strength is synchronously increased, and the door frame is not easy to collide and deform. In addition, the anti-collision and sealing elements of various types are matched, so that the effects of sealing and smoke prevention are achieved. Will high smoke protection performance prevent fire door carry out capability test as the test piece, 1 stainless steel face of door leaf is the face of a fire, the test result is:
1. the fire resistance reaches A1.00 (second grade), namely the fire resistance duration is more than or equal to 1.00h, and the average temperature rise of the surface of the back fire of the test piece meets the requirement of GB 12955-.
2. The anti-deformation performance of the test piece meets the requirements of GB 17565-.
3. Under the conditions of normal temperature, medium temperature (200 ℃) and pressure difference of 50Pa, the total smoke leakage amount swinging inwards or outwards is less than 12m3/h。
The above preferred embodiments should be considered as examples of the embodiments of the present application, and technical deductions, substitutions, improvements and the like similar to, similar to or based on the embodiments of the present application should be considered as the protection scope of the present patent.
Claims (10)
1. A fire door with high smoke-proof performance comprises a door leaf and a door frame, and is characterized in that,
the door leaf sequentially comprises a back plate, a fireproof door core, a panel and a stainless steel door plate from inside to outside, the edge of the stainless steel door plate bends and extends to four side faces of the door leaf to form a first folding edge, the first folding edge covers the side face of the panel and extends to the side face of the fireproof door core, the edge of the first folding edge is bent to form a second folding edge, and the second folding edge is embedded into the side face of the fireproof door core and fixed;
the door frame consists of a door frame main body and a barrier strip fixed on the door frame main body, wherein a stainless steel frame is coated on the barrier strip;
the stop strip is provided with a stop surface matched with the edge of the front surface of the door leaf to stop, the stop surface is perpendicular to one surface of the door frame main body, the stop surface is used as a limiting surface, the stop surface and the limiting surface form a side groove matched and closed with the edge of the door leaf, the limiting surface is embedded with a smoke-proof expansion strip, the main body of the smoke-proof expansion strip is made of fireproof expansion materials, and the smoke-proof expansion strip is provided with an exposed sealing edge.
2. The fire door of claim 1, wherein the stainless steel frame has a first covering edge covering the stopper surface of the stop bar, and the first covering edge is inserted into the door frame body through the stopper surface and fixed thereto.
3. The fire door as claimed in claim 2, wherein the stainless steel frame has a second covered edge covering a side of the stop strip opposite to the stop surface, the second covered edge extending to a side of the door frame body, and a third folded edge bent at an edge of the second covered edge, the third folded edge being embedded in the side of the door frame body and fixed thereto.
4. The fire door of claim 1, wherein an anti-collision strip is disposed in the edge groove at a position where the stopping surface and the limiting surface perpendicularly intersect, the anti-collision strip has two mutually perpendicular fixing edges respectively attached to the stopping surface and the limiting surface, and an anti-collision protrusion is disposed at an edge of the two fixing edges.
5. The fire door of claim 4, wherein a fire-proof expansion strip is embedded in the position of the limit surface where the fixing edge of the bumper strip is attached.
6. The fire rated door as claimed in claim 1, wherein said sealing edges are two, tapered from inside to outside and splayed outwardly.
7. The fire door with high smoke resistance as claimed in claim 6, which is a double door comprising two door leaves, wherein one side of each door leaf is hinged with the door frame, the other side of each door leaf is oppositely butted, and the smoke-proof expansion strip is arranged on the butted surface of each door leaf.
8. The fire door as claimed in claim 7, wherein a cover strip is provided on an edge of one of the door leaves adjacent to the other door leaf, the cover strip having a main frame covering the closing gap between the door leaves, the main frame being provided with a sealing strip facing the closing gap between the door leaves.
9. The fire door of claim 1, wherein said back panel, said fire door core, said face panel and said door frame are made of fire-resistant sheets, said sheets being a plurality of fire-resistant plywood sheets bonded by coating fire-resistant glue.
10. The fire door of claim 1, wherein a door closer is provided at an upper end of said door leaf, and a lifting seal is provided at a lower end thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020986550.6U CN213418902U (en) | 2020-06-02 | 2020-06-02 | Fire door with high smoke-proof performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020986550.6U CN213418902U (en) | 2020-06-02 | 2020-06-02 | Fire door with high smoke-proof performance |
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| Publication Number | Publication Date |
|---|---|
| CN213418902U true CN213418902U (en) | 2021-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020986550.6U Active CN213418902U (en) | 2020-06-02 | 2020-06-02 | Fire door with high smoke-proof performance |
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| CN (1) | CN213418902U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115324464A (en) * | 2022-08-04 | 2022-11-11 | 中山市富门木制品有限公司 | Fireproof and smoke-proof sealing element |
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2020
- 2020-06-02 CN CN202020986550.6U patent/CN213418902U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115324464A (en) * | 2022-08-04 | 2022-11-11 | 中山市富门木制品有限公司 | Fireproof and smoke-proof sealing element |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221227 Address after: No. 55, Fugang West Road, Fusha Town, Zhongshan City, Guangdong Province, 528434 Patentee after: ZHONGSHAN FUMEN WOOD PRODUCTS CO.,LTD. Address before: 528400 7 / 5, Fuwan new village, qiwan Road, East District, Zhongshan City, Guangdong Province Patentee before: Zhongshan Ao Innovative Fire-proof Wood Industry Co.,Ltd. |
|
| TR01 | Transfer of patent right |