CN101892796B - Coreless wooden heat-insulating fireproof door - Google Patents
Coreless wooden heat-insulating fireproof door Download PDFInfo
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- CN101892796B CN101892796B CN2010102403954A CN201010240395A CN101892796B CN 101892796 B CN101892796 B CN 101892796B CN 2010102403954 A CN2010102403954 A CN 2010102403954A CN 201010240395 A CN201010240395 A CN 201010240395A CN 101892796 B CN101892796 B CN 101892796B
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Abstract
The invention discloses a coreless wooden heat-insulating fireproof door, which comprises a door leaf and a door frame and is characterized in that: the door leaf comprises a door leaf framework; magnesium inorganic fireproof boards are pressed at the two ends of the door leaf framework; the external surfaces of the magnesium inorganic fireproof boards are covered by flame-retardant plywood boards; the two sides of the door leaf is respectively provided with a heated surface and an unexposed surface; the door leaf framework comprises frameworks arranged on left and right sides; middle frameworks are arranged between the frameworks; channels for airflow circulation are formed between the middle frameworks or among the middle frameworks and the frameworks on the two sides; a hollow shape is formed in the door leaf without filling any flame-retardant heat-insulating material; and upper and lower stiles of the door leaf are provided with vent holes opposite to the channel. The problems can be well solved; and the product can meet the requirements of fire insulation and fire integrity and can also meet the stipulations of the national standard.
Description
Technical field:
The present invention relates to a kind of Door for building technical field, be specifically related to a kind of any anti-flaming thermal-insulation material of not filling, at the inner coreless wooden heat-insulating fireproof door that forms hollow type of door leaf.
Background technology:
To all kinds of form buildings,, especially the big step of demand of high-rise building fireproof performance is improved, so labeled door also increases gradually at present along with country improves the standard of labeled door.Mostly popular labeled door product internal construction is to fill the anti-flaming thermal-insulation material on the market according to investigations.
Wherein the Chinese patent of the patent No. 200620092997.9 has been introduced a kind of labeled door, as shown in Figure 1 it comprise doorframe, be arranged on the door leaf on the doorframe through movable door-hinge; The centre of door leaf is fire-retardant keel frame structure, and the two sides of fire-retardant keel frame structure is provided with flame-retardant layer respectively, and two flame-retardant layers outside is provided with steel plate respectively, fills fire proofing in the space of fire-retardant keel frame structure.From this technical scheme, reach the fireproof effect through stuffed heat insulated flame-retardant layer.
The Chinese patent of the patent No. 200820052570.5 wherein; Introduced a kind of fire-proof door leaf; As shown in Figure 2, comprise the door leaf body of forming by outside framework and inner frame from forming it, inner frame comprises and is embedded in the outside framework and is the interior moulding of layout in length and breadth; The external surface of said door leaf body is coated with the fireproof panel layer, is provided with anti-flaming thermal-insulation layer and radiation proof layer of cloth between said fireproof panel layer and the interior moulding.It also realizes fireproof performance through fireproof panel layer, anti-flaming thermal-insulation layer and radiation proof layer of cloth are set so.
The Chinese granted patent of the patent No. 200720155444.8; What tell about is a kind of fireproof door plate; As shown in Figure 3, it comprises the composite fireproof layer that the expanded perlite internal layer is outside with being fixed in said expanded perlite internal layer, and said composite fireproof layer comprises at least three layers of fire resistant coating and layer glass fibrage at least; Be equipped with said glass layer between said each fire resistant coating, the fire resistant coating and the said expanded perlite internal layer of said expanded perlite internal layer contact are fixed.What play fireproof performance here mainly is fire resistant coating and described expanded perlite.
The traditional handicraft of labeled door: in order to reach the heat insulation purpose of labeled door; Must be at door leaf inner chamber filling glass pricker dimension, rock wool, alumina silicate fibre material etc.; These material poisonous and harmfuls; Totally unfavorable to environment and health, public security fire-fighting product manager department expressly forbids in labeled door, using these packing materials.Recommend to use the packing material of expanded perlite and vermiculite mineral wool door.Because the cost of vermiculite board is higher, and domestic to produce product less interiorly, can increase the cost of manufacture of labeled door undoubtedly, so not be widely used.Expanded perlite is to become expanded granular by ore through high-temperature firing; Process and have certain resistance to compression; The expanded pearlite rock beam of rupture strength is filled in the cavity of labeled door; Need to use a large amount of bonding adhesive, and bonding adhesive itself contains poisonous and harmful substance (it is too high not contain poisonous and hazardous bonding adhesive cost), brings influence for equally environment and health.The expanded pearlite rock beam is bonded by the graininess perlite simultaneously, and service time one is long, the frequent switch vibrations of labeled door in addition; Perlite particle can be loose; Can spill door leaf from installation slits such as the lockset of door leaf, hinge, latches frequently, perlite particle sinks in door leaf when serious, makes door leaf top form cavity; Bottom perlite particle extruding makes the protruding distortion of door leaf, has serious consequences to product quality.
Regulation among the standard GB 12955-2008 " labeled door ", if packing material then should be filled the fire-proof heat-insulating material harmless to human non-toxic, the used cementing agent of labeled door should be the product harmless to human non-toxic in the fireproof door leaf.Manufacturing process must meet requirements such as environmental protection, safety, health of human body.Strictness bans use of formaldehydes bonding adhesive, glass pricker dimension, rock wool, alumina silicate fibre material etc.Yet these materials are placed on the door leaf inside configuration as the door core; Can increase the weight of door; In addition can some materials of unnecessary waste; Simultaneously these materials may cause environment and health effects, and if what let the people has a headache most is to fill these materials can make the operation burden, promptly be not easy to processing.
Summary of the invention:
Technical problem to be solved by this invention provides a kind of coreless wooden heat-insulating fireproof door, can not only finely address the above problem, and can satisfy the requirement that national Specification reaches fire insulation and fire integrity again.
Technical problem proposed by the invention is to solve like this: construct a kind of coreless wooden heat-insulating fireproof door, comprise door leaf, doorframe, it is characterized in that:
Said door leaf is formed and is comprised door leaf skeleton, the two sides compacting glass magnesium inorganic fire plate of door leaf skeleton, and glass magnesium inorganic fire plate external surface covers with flame-retardant plywood, the two sides of door leaf forms counter-fire face and the fiery face of the back of the body respectively,
The formation of said door leaf skeleton comprises the keel frame that is arranged on both sides, skeleton in the middle of between the keel frame, being provided with,
Between the skeleton or constituted the passage that is used for airflow between middle skeleton and the keel frame, promptly be hollow in the door leaf in the middle of described,
And in the stile of upper and lower limit, having the air vent corresponding with the channel position relation, the air vent aperture in the said following stile is greater than the air vent in the stile of top.
According to a kind of wooden heat-insulating fireproof door of the present invention, it is characterized in that;
Said doorframe and door leaf skeleton adopt the fire-retardant solid wood of difficult to burn type, when covering flame-retardant plywood, stick with glue earlier to connect then to reinforce with iron nail.
According to a kind of wooden heat-insulating fireproof door of the present invention, it is characterized in that:
The middle skeleton of selecting for use the glass magnesium inorganic fire plate of thickness 9mm to constitute door leaf skeleton does.
According to a kind of wooden heat-insulating fireproof door of the present invention, it is characterized in that:
The keel frame of said door leaf skeleton is the thick fire retarding wood of 35mm.
According to a kind of wooden heat-insulating fireproof door of the present invention, it is characterized in that:
Said doorframe and door leaf or the joint between the door leaf fiery adhesive tape of setting up defences.
A kind of wooden heat-insulating fireproof door according to above-mentioned is characterized in that;
Said fireproofing glue strip is the fire prevention Expansion sealing adhesive tape of thick 2.0mm.
According to a kind of wooden heat-insulating fireproof door of the present invention, it is characterized in that; Said door leaf internal construction is arranged as:
The flame-retardant plywood that the door leaf external surface is configured to 3mm is a panel Cheng Shouhuo face,
It presses down the glass magnesium inorganic fire plate that is made as thickness 12mm,
It constitutes the thick hollow of 10mm down is the thickness of passage,
Be provided with the glass magnesium inorganic fire plate of thickness 6mm,
It constitutes the thick hollow of 10mm down is the thickness of passage,
Be provided with the glass magnesium inorganic fire plate of thickness 6mm,
The flame-retardant plywood that 3mm is set again for another surface panel the fiery face of the back of the body.
According to a kind of wooden heat-insulating fireproof door of the present invention, it is characterized in that:
Fire-proof lock is installed on the door leaf.
Beneficial effect of the present invention is: learn that through contrast prior art normally realizes heat insulation at the inner fire retardant matters such as preventing guncotton of filling of door leaf; The present invention has then constituted the passage that is used for the air-flow circulate between door leaf inner " between the middle skeleton or middle skeleton and keel frame "; The passage inner when door leaf under pressure forms airflow; Temperature with door leaf when circulation reduces, and makes its internal temperature be unlikely to raise, and helps the embodiment of effect of heat insulation.Air vent aperture on can following stile during production is set to greater than the air vent in the stile of top, and the air-flow velocity of its circulation passage is increased.The present invention does not fill any anti-flaming thermal-insulation material, can satisfy the requirement that national regulation reaches fire insulation and fire integrity, can stop temperature to raise again effectively, and easy to use, structural strength is high.
Description of drawings:
Fig. 1 is existing a kind of labeled door sketch map
Fig. 2 is existing a kind of fire-proof door leaf sketch map
Fig. 3 is the sketch map of existing a kind of fireproof door plate
Fig. 4 is the structural representation of door leaf combination
Fig. 5 is Fig. 4 A-A sectional view
Fig. 6 is door leaf inner skeleton and channel design sketch map
Fig. 7 is the local structure for amplifying sketch map of Fig. 5
Fig. 8 is a labeled door outside drawing before the present invention detects
Fig. 9 detects back labeled door outside drawing
Wherein, 1, door leaf, 2, doorframe, 3, fireproofing glue strip, 4, flame-retardant plywood, 5, glass magnesium inorganic fire plate; 6, latch, 7, skeleton, 8, Fire-proof lock, 9, the fire prevention hinge, 10, middle skeleton; 11, passage, 12, air vent, 13, top stile, 14, following stile, 15, air vent.
The specific embodiment:
Below in conjunction with accompanying drawing the present invention is done further explanation.The present invention can be single door, also can be composite door.
As shown in Figure 4, a kind of wooden heat-insulating fireproof door here is provided, comprise door leaf 1 and doorframe 2, Fire-proof lock 8 is installed on the door leaf 1.
One of inventive point of the present invention is between the middle skeleton 10 or has constituted the passage 11 that is used for airflow between middle skeleton 10 and the skeleton 7; On upper and lower limit stile 13 and 14, have and the corresponding air vent 12 and 15 of passage 11 positions relation; Be the inner hollow shape that forms of door leaf, be used for airflow, reduce door leaf 1 temperature during circulation; Its structure is as shown in Figure 6, and its purpose is to have solved at the inner fire protection flame retarding material of filling of door leaf and could realizes heat insulation problem.The present invention does not dose any fire-retardant thing, utilizes the air-flow principle to reduce temperature.It is embodied as when receiving fiery surface temperature up to 900-1100 ℃; Door leaf 1 inner passage 11 forms airflow under pressure; Air vent 15 apertures in the following stile 14 are greater than the air vent in the top stile 13 12, and just air communication is crossed passage in the inner formation circulation of door leaf, and the temperature with door leaf in circulation reduces; Make its internal temperature be unlikely to raise, help the embodiment of effect of heat insulation.
In order better to reach the purpose of airflow, air vent 12 apertures in the top stile 13 are less than the air vent 15 of following stile 14.Greater than the air vent in the top stile 13 12, it is big thereby increase flow velocity its cooling is quickened so to get into the flow of door leaf with air vent 15 aperture design in the following stile 14 for we.General door is made up of doorframe and door leaf, and door leaf is divided into door panel, upper rail and middle rail, bottom rail and 2 frames again, and these two frames are exactly so-called limit stile.General labeled door is made up of doorframe and door leaf, door leaf by about, right sides stile (fan frame), skeleton, packing material and front and back panel form.The present invention provides a kind of centreless heat-insulating fireproof door at this; Therefore can all adopt the fire-retardant solid wood of difficult to burn type to manufacture at doorframe 2 and door leaf skeleton; Middle skeleton 10 such as door leaf skeleton is a thickness 9mm glass magnesium inorganic fire plate 5; The keel frame 7 of door leaf skeleton is the 35mm fire retarding wood, strengthens flameproof effect.Between door leaf skeleton and flame-retardant plywood 4, stick with glue earlier during operation to connect and then reinforce with iron nail.In addition can also be in said doorframe 2 and door leaf 1 or the joint between the door leaf fiery adhesive tape 3 of setting up defences; Further reach the effect of heat-insulating, fire-preventing; Can select fireproofing glue strip 3 to be the fire prevention Expansion sealing adhesive tape of 2.0mm as required, strengthen flameproof effect.Latch 6 can also be installed on door leaf.Fire prevention hinge 9 can be installed on the doorframe 2.
Statement as shown in Figure 7 be structure inner in a kind of door leaf, can be arranged as according to structure:
The flame-retardant plywood 4 that the door leaf external surface is configured to 3mm is panel Cheng Shouhuo face,
It presses down the glass magnesium inorganic fire plate 5 that is made as thickness 12mm,
It constitutes the thick hollow of 10mm down is the thickness of passage 11,
Be provided with the glass magnesium inorganic fire plate 5 of thickness 6mm,
It constitutes the thick hollow of 10mm down is the thickness of passage 11,
Be provided with the glass magnesium inorganic fire plate 5 of thickness 6mm,
The flame-retardant plywood 4 that 3mm is set again for another surface panel the fiery face of the back of the body.Inside has comprised two gas channels 11, has so formed a plurality of gas channels 11 in the place of correspondence, and airflow is got up also more unimpeded, is convenient to get a desired effect.The mechanism of heat insulation of centreless labeled door: receive the highest 1100 degree during high temperature when labeled door receives fiery face, the air in the door leaf expands rapidly, because door leaf has air vent up and down, hot air is discharged from air vent rapidly.By the national Specification labeled door can only be outward opening door; The gap of door leaf top and the bottom and doorframe has much 3mm most, and hot air makes progress all the time, and door leaf receives fiery face maximum temperature 1100 degree and door leaf to carry on the back the poor of fiery face normal temperature temperature; The cold air of door leaf bottom (receiving fiery face relatively) constantly gets in the door leaf chamber; Constantly discharge hot air, form cold and hot air circulation, strong guarantee door leaf unexposed surface temperature remains in the scope of national Specification.
Face fire insulation of the present invention and fire integrity down and carry out test result:
Table one is that national fire-proof construction material quality supervision and test center testing result is following: (second class)
Table two is that national fire-proof construction material quality supervision and test center testing result is following: (first class)
Result of the test: the labeled door according to centreless labeled door explained hereafter can satisfy the national standard requirement fully.It is embodied in, the fire insulation aspect, and first class 1.50h, test specimen carry on the back fiery face and on average heat up 47 ℃, 117 ℃ of maximum temperaturerises.1.50h, the fire integrity aspect, test specimen is carried on the back fiery face and flame do not occurred, more not cotton pad.The National standard pertinent regulations.
In addition: fire resistance steel door and steel fire-proof wooden door adopt same production technology, and the centreless labeled door product of production can satisfy the requirement of the fire insulation and the fire integrity of national standard too.Change the thickness of glass magnesium fireproofing inorganic plate, can change the fire-resistant rank of labeled door.National Specification: A1.50h (first class), A1.00h (second class), A0.50h (third class).
The result: 1. do not fill any material in the fire-proof door leaf, nontoxic to environment and health;
2. reduce the cost of production of labeled door, practiced thrift social resources;
3. reduce production process, alleviated door leaf weight;
4. be convenient to install.
Claims (8)
1. a coreless wooden heat-insulating fireproof door comprises door leaf (1), doorframe (2), it is characterized in that:
Said door leaf (1) is formed and is comprised door leaf skeleton, the two sides compacting glass magnesium inorganic fire plate (5) of door leaf skeleton, and glass magnesium inorganic fire plate (5) external surface covers with flame-retardant plywood (4), forms counter-fire face and the fiery face of the back of the body respectively on the two sides of door leaf (1),
Door leaf skeleton is formed and is comprised the keel frame (7) that is arranged on both sides; Skeleton (10) in the middle of between keel frame (7), being provided with; In the middle of described between the skeleton (10) or constituted the passage (11) that is used for airflow between middle skeleton (10) and the keel frame (7); It is the inner hollow shape that forms of door leaf; And in upper and lower limit stile (13,14), have and the corresponding air vent (12,15) of passage (11) position relation, the aperture of the air vent (15) in the following stile (14) is greater than the aperture of top stile (13) upper vent hole (12).
2. a kind of coreless wooden heat-insulating fireproof door according to claim 1 is characterized in that;
Said doorframe (2) adopts the fire-retardant solid wood of difficult to burn type with door leaf skeleton, when covering flame-retardant plywood (4), sticks with glue earlier to connect then to reinforce with iron nail.
3. a kind of coreless wooden heat-insulating fireproof door according to claim 1 is characterized in that: select for use the glass magnesium inorganic fire plate (5) of thickness 9mm to constitute the middle skeleton (10) of door leaf skeleton.
4. a kind of coreless wooden heat-insulating fireproof door according to claim 1 and 2 is characterized in that: the keel frame (7) of said door leaf skeleton is the thick fire retarding wood of 35mm.
5. a kind of coreless wooden heat-insulating fireproof door according to claim 1 is characterized in that: said doorframe (2) and door leaf (1) or the joint between the door leaf fiery adhesive tape (3) of setting up defences.
6. a kind of coreless wooden heat-insulating fireproof door according to claim 5 is characterized in that: said fireproofing glue strip (3) is the fire prevention Expansion sealing adhesive tape of thick 2.0mm.
7. a kind of coreless wooden heat-insulating fireproof door according to claim 1 is characterized in that; Said door leaf (1) internal construction is arranged as:
The flame-retardant plywood (4) that the door leaf external surface is configured to 3mm becomes the counter-fire face for panel,
It presses down the glass magnesium inorganic fire plate (5) that is made as thickness 12mm,
It constitutes the thick hollow of 10mm down is the thickness of passage (11),
Be provided with the glass magnesium inorganic fire plate (5) of thickness 6mm,
It constitutes the thick hollow of 10mm down is the thickness of passage (11),
Be provided with the glass magnesium inorganic fire plate (5) of thickness 6mm,
The flame-retardant plywood (4) that 3mm is set again for another surface panel the fiery face of the back of the body.
8. a kind of coreless wooden heat-insulating fireproof door according to claim 1 is characterized in that: Fire-proof lock (8) is installed on the door leaf (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102403954A CN101892796B (en) | 2010-07-30 | 2010-07-30 | Coreless wooden heat-insulating fireproof door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102403954A CN101892796B (en) | 2010-07-30 | 2010-07-30 | Coreless wooden heat-insulating fireproof door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101892796A CN101892796A (en) | 2010-11-24 |
| CN101892796B true CN101892796B (en) | 2012-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102403954A Expired - Fee Related CN101892796B (en) | 2010-07-30 | 2010-07-30 | Coreless wooden heat-insulating fireproof door |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105064889B (en) * | 2015-08-06 | 2017-05-31 | 遵化市星多门业有限公司 | Steel heat insulation fireproof door |
| CN105082677A (en) * | 2015-09-14 | 2015-11-25 | 杭州臻钰棠科技有限公司 | Ecological environment-friendly waterproof inflaming-retarding plate |
| CN107060605A (en) * | 2017-06-20 | 2017-08-18 | 天津市龙甲门业有限公司 | A kind of hollow wooden fire-proof door leaf |
| CN108049776A (en) * | 2018-01-22 | 2018-05-18 | 张培付 | Log internal buckle loading board technique suit doors |
| CN115199192A (en) * | 2022-08-11 | 2022-10-18 | 泰州金盾特种防火门有限公司 | Super-large fireproof door and manufacturing process thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2352654Y (en) * | 1998-09-18 | 1999-12-08 | 蒋明宪 | Anti-fire door |
| CN2835508Y (en) * | 2005-11-30 | 2006-11-08 | 韩国贺 | Fire-proof door |
| CN200946439Y (en) * | 2007-02-06 | 2007-09-12 | 吉林市玲珑家具有限公司 | Inorganic flame-retardant fire-proof door central layer |
| CN201436360U (en) * | 2009-07-30 | 2010-04-07 | 东莞市德曼木业有限公司 | Steel heat insulation fireproof door |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201850962U (en) * | 2010-07-30 | 2011-06-01 | 成都金典金属有限公司 | Coreless wooden heat insulation fireproof door |
-
2010
- 2010-07-30 CN CN2010102403954A patent/CN101892796B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2352654Y (en) * | 1998-09-18 | 1999-12-08 | 蒋明宪 | Anti-fire door |
| CN2835508Y (en) * | 2005-11-30 | 2006-11-08 | 韩国贺 | Fire-proof door |
| CN200946439Y (en) * | 2007-02-06 | 2007-09-12 | 吉林市玲珑家具有限公司 | Inorganic flame-retardant fire-proof door central layer |
| CN201436360U (en) * | 2009-07-30 | 2010-04-07 | 东莞市德曼木业有限公司 | Steel heat insulation fireproof door |
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| CN101892796A (en) | 2010-11-24 |
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Granted publication date: 20120111 Termination date: 20120730 |