CN204371045U - Novel three anti-fire resistance steel doors - Google Patents
Novel three anti-fire resistance steel doors Download PDFInfo
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- CN204371045U CN204371045U CN201420750874.4U CN201420750874U CN204371045U CN 204371045 U CN204371045 U CN 204371045U CN 201420750874 U CN201420750874 U CN 201420750874U CN 204371045 U CN204371045 U CN 204371045U
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- door leaf
- doorframe
- door
- steel plate
- fire
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Abstract
The utility model discloses a kind of novel three anti-fire resistance steel doors, comprise door leaf, doorframe and hinge, described door leaf comprises framework and inorganic fire core material plate, and this door leaf and doorframe are combined together by two bridging arrangements; Wherein: described first bridging arrangement comprises the first groove and the first projection; Described second bridging arrangement comprises second protruding and the second groove; When door leaf is in closed condition, door leaf entirety is positioned at doorframe, and the first projection and the second projection lay respectively in the first groove and the second groove; Be provided with fire prevention Expansion sealing adhesive tape in the first protruding side near door skin, when door leaf cuts out, the gap between the first projection on the panel doorframe of door leaf is closed by fire prevention Expansion sealing adhesive tape.The utility model has good bulk strength, good soundproof effect, good anti-theft effect, greatly can improve the safety factor of security door.
Description
Technical field
The utility model relates to a kind of labeled door, particularly relates to a kind of novel three anti-fire resistance steel doors.
Background technology
Fire resistance steel door is primarily of doorframe and door leaf two parts composition, within 2008, the new edition standard GB12955-2008 of labeled door has drafted in the Ministry of Public Security, new standard specifies that filling out core material in labeled door must not use the fiber that can not degrade as labeled door core material, and therefore current labeled door core material adopts pearlite slab mostly; But because the adhesion strength of pearlite slab self is poor, easy uncoupling after boning with steel plate, the factors such as the distortion of steel-sheet machining deformation, heat and collision deformation, not firm and solid with pearlite slab bonding all the time, directly affect the overall performance of labeled door.
And the fire resistance steel door doorframe that individual layer steel plate is processed into is when breaking out of fire, because the coefficient of thermal conductivity of steel is large, the temperature rise of carrying on the back fiery face is fast, does not reach the performance requirement of labeled door; The later intensity of individual layer steel plate machine-shaping is weak, and fireproof door frame is easily out of shape; The door leaf of fire resistance steel door adds pearlite slab bonding by upper and lower two layers of thin steel plate and forms, because steel-sheet plasticity is stronger, very easily be out of shape in process or after preheating, therefore the bonding of steel sheet and pearlite slab does not reach labeled door requirement, if and be subject to the collision of external force, also easily produce pearlite slab and panel uncoupling, do not reach fire protection requirement.
Utility model content
For prior art above shortcomings, the purpose of this utility model is to provide a kind of novel three anti-fire resistance steel doors, has good bulk strength, good soundproof effect, good anti-theft effect, greatly can improve the safety factor of security door.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is such: a kind of novel three anti-fire resistance steel doors, comprise door leaf, doorframe and hinge, the side of door leaf by hinge and doorframe hinged; It is characterized in that: described door leaf comprises framework and is filled in the inorganic fire core material plate in framework, and this door leaf and doorframe are combined together by two bridging arrangements; Wherein:
Described first bridging arrangement comprises the side of being located at door leaf and door frame contact and the first groove near door skin side, and is located at the side first projection corresponding with the first groove that doorframe contacts with door leaf; Described second bridging arrangement comprises the side of being located at door leaf and door frame contact and protruding near second of door leaf backboard side, and is located at the side second groove corresponding with the second projection that doorframe contacts with door leaf; When door leaf is in closed condition, door leaf entirety is positioned at doorframe, and the first projection and the second projection lay respectively in the first groove and the second groove;
Be provided with fire prevention Expansion sealing adhesive tape in the first protruding side near door skin, when door leaf cuts out, the gap between the first projection on the panel doorframe of door leaf is closed by fire prevention Expansion sealing adhesive tape.
Further, described framework and doorframe are by composite steel plate punch forming, and described composite steel plate comprises the first steel plate, the second steel plate and the cementing agent between the first steel plate and the second steel plate, and the first steel plate and the second steel plate are tightened together by this cementing agent.
Further, between door leaf upper end and doorframe upper end, also fire-proof door closer is provided with.
Compared with prior art, the utility model tool has the following advantages:
1, can increase bulk strength and the anti-impact force of labeled door, during breaking out of fire, entirety is not yielding; There is good bulk strength, good soundproof effect, good heat insulation effect, greatly can improve the safety factor of security door.
2, have employed composite steel plate, the coefficient of heat insulation of composite steel plate is≤10.2W/(M.K), the rupture strength of composite steel plate is >=1.2MPa, and flexural strength is >=0.8MPa; Composite metal plate fireproof performance reaches national B2 grade standard; Use composite metal plate, owing to being double-layer plate, centre has high strength to meet cementing agent separately, and make coefficient of thermal conductivity low, can reach fire-proof and thermal-insulation requirement, and the intensity of composite metal plate is large, fireproof door frame is not yielding.
3, three anti-effects are obvious, antitheft aspect, and doorframe adopts the whole damascene structures of door leaf, and is combined together by two bridging arrangements, enables door leaf pick-proof, and adopt metal composite steel plate, anti-theft function is very remarkable; Fire-proof and thermal-insulation aspect, because door body is made up of composition metal steel plate, is filled with anti-fire door core board in door leaf, doorframe door leaf groove is embedded with fire-proof expansion seal strip, effectively can prevent naked light and flue gas diffusion, prevent fire spreading, and effective heat-blocking action can be played; Noise-proofing aspect, because door body adopts composite double layer metal foil to make, have fire-proof and thermal-insulation anti-fire door core board in door body, add the buffer action of fire-proof expansion seal strip, soundproof effect is obvious.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 be in Fig. 1 local along A-A to sectional view.
Fig. 3 is the structural representation of the another kind of embodiment of the utility model.
In figure: 1-door leaf, 11-framework, 12-inorganic fire core material plate, 2-doorframe, 3-hinge, the 4-the first bridging arrangement, the 5-the second bridging arrangement, 6-fire prevention Expansion sealing adhesive tape, 7-fire-proof door closer.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Embodiment: see Fig. 1, Fig. 2 and Fig. 3, a kind of novel three anti-fire resistance steel doors, comprise door leaf 1, doorframe 2 and hinge 3, described framework 11 and doorframe 2 are by composite steel plate punch forming, described composite steel plate comprises the first steel plate, the second steel plate and the cementing agent between the first steel plate and the second steel plate, and the first steel plate and the second steel plate are tightened together by this cementing agent; Make door leaf 1 higher with the overall construction intensity of doorframe 2, stability is better, effectively can avoid door leaf 1 and doorframe 2 temperature distortion.The side of door leaf 1 is hinged by hinge 3 and doorframe 2; This hinge 3 adopts hinge for fireproof 3, makes fireproof performance better.Between door leaf 1 upper end and doorframe 2 upper end, be also provided with fire-proof door closer 7, when fire occurs, door leaf 1 can cut out by this fire-proof door closer 7 fast, thus avoids fire spreading.The inorganic fire core material plate 12 that described door leaf 1 comprises framework 11 and is filled in framework 11, described inorganic fire core material plate 12 is prior art, researched and developed and patent applied for (patent No. is 201110229683.4) by the applicant, this kind of inorganic fire core material version is adopted to combine with door leaf 1 framework 11, the effect of fire-proof and thermal-insulation can be played better, thus improve fireproof performance further.
This door leaf 1 is combined together by two bridging arrangements with doorframe 2.Wherein:
Described first bridging arrangement 4 comprises is located at side that door leaf 1 contacts with doorframe 2 and the first groove near door leaf 1 panel side, and is located at the side first projection corresponding with the first groove that doorframe 2 contacts with door leaf 1; Described second bridging arrangement 5 comprises is located at side that door leaf 1 contacts with doorframe 2 and protruding near second of door leaf 1 backboard side, and is located at the side second groove corresponding with the second projection that doorframe 2 contacts with door leaf 1; When door leaf 1 is in closed condition, door leaf 1 entirety is positioned at doorframe 2, and the first projection and the second projection lay respectively in the first groove and the second groove; By twice overlap joint, thus make the gap between door leaf 1 and doorframe 2 tortuous, and stroke increases, and effectively can not only play anti-theft function, and cigarette, the fiery time passed from this gap can be extended, thus improve flameproof effect further.
Be provided with fire prevention Expansion sealing adhesive tape 6 in the first protruding side near door leaf 1 panel, when door leaf 1 cuts out, the gap between the first projection on the panel doorframe 2 of door leaf 1 is closed by fire prevention Expansion sealing adhesive tape 6; Effectively can prevent naked light and flue gas diffusion, prevent fire spreading, and effective heat-blocking action can be played.Because door body adopts composite double layer metal foil to make, have fire-proof and thermal-insulation anti-fire door core board in door body, add the buffer action of fire-proof expansion seal strip, soundproof effect is obvious.
Finally it should be noted that, above embodiment is only in order to illustrate the technical solution of the utility model but not restriction technologies scheme, those of ordinary skill in the art is to be understood that, those are modified to the technical solution of the utility model or equivalent replacement, and do not depart from aim and the scope of the technical program, all should be encompassed in the middle of right of the present utility model.
Claims (3)
1. novel three anti-fire resistance steel doors, comprise door leaf, doorframe and hinge, the side of door leaf by hinge and doorframe hinged; It is characterized in that: described door leaf comprises framework and is filled in the inorganic fire core material plate in framework, and this door leaf and doorframe are combined together by two bridging arrangements; Wherein:
Described first bridging arrangement comprises the side of being located at door leaf and door frame contact and the first groove near door skin side, and is located at the side first projection corresponding with the first groove that doorframe contacts with door leaf; Described second bridging arrangement comprises the side of being located at door leaf and door frame contact and protruding near second of door leaf backboard side, and is located at the side second groove corresponding with the second projection that doorframe contacts with door leaf; When door leaf is in closed condition, door leaf entirety is positioned at doorframe, and the first projection and the second projection lay respectively in the first groove and the second groove;
Be provided with fire prevention Expansion sealing adhesive tape in the first protruding side near door skin, when door leaf cuts out, the gap between the first projection on the panel doorframe of door leaf is closed by fire prevention Expansion sealing adhesive tape.
2. novel three anti-fire resistance steel doors according to claim 1, it is characterized in that: described framework and doorframe are by composite steel plate punch forming, described composite steel plate comprises the first steel plate, the second steel plate and the cementing agent between the first steel plate and the second steel plate, and the first steel plate and the second steel plate are tightened together by this cementing agent.
3. novel three anti-fire resistance steel doors according to claim 1, is characterized in that: between door leaf upper end and doorframe upper end, be also provided with fire-proof door closer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420750874.4U CN204371045U (en) | 2014-12-04 | 2014-12-04 | Novel three anti-fire resistance steel doors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420750874.4U CN204371045U (en) | 2014-12-04 | 2014-12-04 | Novel three anti-fire resistance steel doors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204371045U true CN204371045U (en) | 2015-06-03 |
Family
ID=53327275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420750874.4U Expired - Fee Related CN204371045U (en) | 2014-12-04 | 2014-12-04 | Novel three anti-fire resistance steel doors |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204371045U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104453642A (en) * | 2014-12-04 | 2015-03-25 | 重庆渝万通新材料科技股份有限公司 | Three-proofing steel door |
-
2014
- 2014-12-04 CN CN201420750874.4U patent/CN204371045U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104453642A (en) * | 2014-12-04 | 2015-03-25 | 重庆渝万通新材料科技股份有限公司 | Three-proofing steel door |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150603 Termination date: 20151204 |
|
| EXPY | Termination of patent right or utility model |