CN206035317U - Environment -friendly fire -resistant door - Google Patents
Environment -friendly fire -resistant door Download PDFInfo
- Publication number
- CN206035317U CN206035317U CN201620970717.3U CN201620970717U CN206035317U CN 206035317 U CN206035317 U CN 206035317U CN 201620970717 U CN201620970717 U CN 201620970717U CN 206035317 U CN206035317 U CN 206035317U
- Authority
- CN
- China
- Prior art keywords
- skeleton
- fire
- environmental
- steel wire
- proof
- 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.)
- Active
Links
Landscapes
- Special Wing (AREA)
Abstract
The utility model provides an environment -friendly fire -resistant door, belong to the fireproofing facility field, including door frame and door leaf, the door leaf passes through the hinge rotation and connects on the door frame, the door leaf includes the shell, skeleton and fire protection filler material, the shell is long cubic and is formed by connecting polylith fireproof wooden plate, the skeleton is rectangular -frame -shaped and is formed by connecting on four fire prevention girder steels, the edge of skeleton supports the inner wall of shell, be provided with the many wire rope that are in the tensioning state on the skeleton, many wire rope's both ends are connected respectively on the inner wall of skeleton, fire protection filler material fills between shell and skeleton. This environment -friendly fire -resistant door adopts the structure of addding wire rope on current skeleton, and wire rope has certain elasticity, can effectively stabilize the structure of skeleton for even the skeleton can not be out of shape easily, thereby guaranteeing that whole door leaf can not be out of shape yet by the flame firing time, and then guaranteeing the leakproofness between door leaf and the door frame, flame and dense smoke pass environment -friendly fire -resistant door when effectively preventing the conflagration emergence, and the protection crowd of fleing for one's life exempts from the threat of fire surface flame and dense smoke.
Description
Technical field
The utility model is related to fireproofing installation field, in particular to a kind of Environmental-protection fire-proof door.
Background technology
Environmental-protection fire-proof door, also known as smoke-stop door, is for maintaining the fire integrity of escape route and providing means of escape
Door, its purpose is to guarantee, within one section of reasonable time (typically escape time), to protect the people escaped in escape route
From the threat of fire, including obstruct dense smoke and heating power.Environmental-protection fire-proof door is generally disposed at escalator, staircase, cable shaft, pipe
At the gateway of road well etc., to play effective flameproof effect.
But, existing Environmental-protection fire-proof door is easily deformed when fiery calcination is met, and causes occur gap between door leaf and doorframe,
Smoke proofing and fire proofing function cannot be effectively acted as.
Utility model content
The purpose of this utility model is to provide a kind of Environmental-protection fire-proof door, and which can ensure self structure when by fiery calcination
Stability, will not deform easily, so as to ensure the sealing between door leaf and doorframe, effectively play the work of Smoke proofing and fire proofing
With.
What embodiment of the present utility model was realized in：
A kind of Environmental-protection fire-proof door, which includes doorframe and door leaf, and door leaf is rotationally connected with doorframe by hinge, and door leaf includes
Shell, skeleton and fire-proof packing, shell are in cuboid and to be formed by connecting by polylith fireproof wood block, skeleton be in long square frame-shaped and
Be formed by connecting by four fire prevention girder steels, the edge of skeleton props up the inwall of shell, many are provided with skeleton in tensioning state
Steel wire rope, the two ends of many steel wire ropes are respectively fixedly connected with the inwall of skeleton, and fire-proof packing is filled in shell and skeleton
Between.
In the utility model preferred embodiment, many steel wire ropes are divided into multigroup, and per group includes two steel wire ropes, together
One group of two steel wire ropes are arranged in a crossed manner.
In the utility model preferred embodiment, the two ends of every steel wire rope are removably connected to the inwall of skeleton respectively
On.
In the utility model preferred embodiment, multiple screwed holes on the inwall of skeleton, are provided with, every steel wire rope
Two ends are provided with thread head, and thread head is matched with screwed hole.
In the utility model preferred embodiment, multiple contiguous blocks on the inwall of skeleton, are provided with, on each contiguous block
Connecting hole is provided with, is both passed through per the end of steel wire rope described in root after connecting hole by other positions companies of wire line hitch and itself
Connect.
In the utility model preferred embodiment, many reinforced steel beam and girders on skeleton, are additionally provided with, many reinforced steel beam and girders
Two ends are respectively welded on the inwall of skeleton.
In the utility model preferred embodiment, the cross section of fire prevention girder steel and reinforced steel beam and girder takes the shape of the letter U or rectangular
Frame shape.
In the utility model preferred embodiment, fire-proof packing is alumina powder.
In the utility model preferred embodiment, fire-proof packing is flake asbestos.
In the utility model preferred embodiment, fire-proof packing is crushed crude pearlite.
The beneficial effect of the utility model embodiment is：
This Environmental-protection fire-proof door has certain elasticity using construction of wire rope, steel wire rope is set up on existing skeleton, can
It is with the structure for effectively stablizing skeleton so that even if skeleton also will not deform when by flame calcination easily, whole so as to ensure
Door leaf will not also deform, it is to avoid occur excessive gap between door leaf and doorframe, it is ensured that the sealing between door leaf and doorframe, have
Effect when preventing fire from occurring flame and dense smoke through Environmental-protection fire-proof door, protect escape crowd from the threat of flame and dense smoke, more
Mend the defect of prior art.
Description of the drawings
In order to be illustrated more clearly that the technical scheme of the utility model embodiment, below will be to using needed for embodiment
Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by
Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also
To obtain other related accompanying drawings according to these accompanying drawings.
The external structure schematic diagram of the Environmental-protection fire-proof door that Fig. 1 is provided for the utility model first embodiment；
The internal structure schematic diagram of the Environmental-protection fire-proof door that Fig. 2 is provided for the utility model first embodiment.
Reference collects：
Doorframe 100；
Door leaf 200；
Hinge 300；
Fireproof wood block 400；
Fire prevention girder steel 500；
Reinforced steel beam and girder 600；
Steel wire rope 700；
Thread head 800；
Fire-proof packing 900.
Specific embodiment
It is for making purpose, technical scheme and the advantage of the utility model embodiment clearer, new below in conjunction with this practicality
Accompanying drawing in type embodiment, is clearly and completely described to the technical scheme in the utility model embodiment, it is clear that retouched
The embodiment stated is a part of embodiment of the utility model, rather than the embodiment of whole.Generally described in accompanying drawing herein and
The component of the utility model embodiment for illustrating can be arranged and be designed with a variety of configurations.
Therefore, the detailed description of embodiment of the present utility model below to providing in the accompanying drawings is not intended to limit requirement
The scope of the present utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in the utility model
Embodiment, the every other embodiment obtained under the premise of creative work is not made by those of ordinary skill in the art, all
Belong to the scope of the utility model protection.
It should be noted that：Similar label and letter represent similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then in subsequent accompanying drawing which further need not be defined and is explained.
In description of the present utility model, it should be noted that term " " center ", " on ", D score, "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " interior ", " outward " or position relationship be based on orientation shown in the drawings or position relationship, or
The utility model product using when the orientation usually put or position relationship, be for only for ease of description the utility model and letter
Change description, rather than indicate or imply indication device or element must have specific orientation, with specific azimuth configuration and
Operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " first ", " second ", " the 3rd " etc. are only used for area
Divide description, and it is not intended that indicating or implying relative importance.
Additionally, the term such as term " level ", " vertical " is not offered as requiring part abswolute level or pendency, and can be slightly
Low dip.As " level " only refers to for its direction relative " vertical " more level, it is not that the expression structure must be complete
Full level, and can be to be slightly tilted.
In description of the present utility model, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " sets
Put ", " installation ", should be interpreted broadly " being connected ", " connection ", for example, it may be fixedly connected, or be detachably connected,
Or be integrally connected；Can be mechanically connected, or electrically connect；Can be joined directly together, it is also possible to by intermediary
It is indirectly connected to, can is the connection of two element internals.For the ordinary skill in the art, can be managed with concrete condition
Solve concrete meaning of the above-mentioned term in the utility model.
First embodiment：
Fig. 1-2 is refer to, the present embodiment provides a kind of Environmental-protection fire-proof door, and which includes doorframe, door leaf and hinge, door leaf
It is rotationally connected with doorframe by hinge.
Wherein, door leaf includes shell, skeleton and fire-proof packing.Specifically, shell is in cuboid and is prevented fires by polylith
Plank is connected by screw and forms.Above-mentioned fireproof wood block is the flat sheet using fire retarding wood machine-shaping, and fire retarding wood
It is the timber through fire retardant process, its mechanism of action is to form protective layer, isolation or dilution oxygen supply in wood surface；Or
Pyrolytic is met, a large amount of non-flammable gases or vapor is released, is watered down the imflammable gas discharged during the thermal decomposition of wood；Or delay
Wood temperature is raised so as to be difficult to reach the temperature needed for pyrolysis；Or the Forming ability of raising charcoal, reduce heat transfer rate；Or
Cut-out pyric chain, makes fiery rapid extinguishing.
The purpose for making the shell of door leaf from fireproof wood block is to mitigate whole environmental protection while flameproof effect is played
The deadweight of fire resistant doorsets, so that facilitate the transport and installation of Environmental-protection fire-proof door.
In the present embodiment, skeleton is in long square frame-shaped and is formed by fixedly connecting by four fire prevention girder steels.The fire prevention girder steel per root
Section is in long square frame-shaped, that is, bar shaped steel of the girder steel for hollow structure of preventing fires.Using the purpose of the fire prevention girder steel of hollow structure
It is the deadweight for mitigating whole Environmental-protection fire-proof door while the whole skeleton of guarantee has sufficient intensity, so as to facilitate environmental-protection fireproof
The transport and installation of door.
Certainly, it should be noted that in other embodiments, above-mentioned fire prevention girder steel can also adopt other hollow structures,
Such as section U-shaped (i.e. channel-section steel) or I shape (i.e. I-steel), can have more actual conditions when specifically chosen and demand is true
It is fixed.
Four fire prevention girder steels are joined end to end by bolt, and specifically, the two ends of girder steel of preventing fires per root are provided with through hole, spiral shell
Bolt passes through above-mentioned through hole so as to the head end and tail end of adjacent two fire prevention girder steels are coupled together.Above-mentioned bolt selects self-locking spiral shell
Bolt, to ensure the stability of whole skeleton structure.
The edge of skeleton props up the inwall of shell, so as to ensure the stability of shell shape.Meanwhile, between skeleton and shell
Also it is connected by many screws, to improve the stability of whole environmental-protection fireproof door.
Be provided with many steel wire ropes in tensioning state on skeleton, steel wire rope be it is a kind of have that intensity is high, elasticity is good, from
Heavy and light and flexible good important component, which includes wire rope core and rope strand, and many rope strands are twisted with the fingers on wire rope core in the way of spiral winding.
Many steel wire ropes are divided into multigroup, and per group includes two steel wire ropes, and same group of two steel wire ropes are arranged in a crossed manner into X
Type, the two ends of every steel wire rope are removably connected on the inwall of skeleton respectively.It is conveniently using the purpose being detachably connected
The manufacture of skeleton, transport and installation.
The mode being detachably connected has a lot, in the present embodiment, and the two ends of steel wire rope are using threaded connection.Specifically, bone
Multiple screwed holes are provided with the inwall of frame, and multiple screwed holes are respectively arranged at two fireproof steels for constituting skeleton left and right sides wall
Liang Shang, multiple screwed holes along left side fire prevention girder steel and right side fire prevention girder steel length direction or short transverse interval set
Put.Internal thread is provided with the inwall of each screwed hole.
The two ends of every steel wire rope are provided with thread head, and in cylinder, one end of thread head is arranged each thread head
There are fixing hole, the corresponding end of steel wire rope to be welded to connect after stretching into above-mentioned fixing hole.Arrange on the outer wall of the other end of thread head
There is external screw thread, external screw thread is matched with above-mentioned internal thread.So, steel wire rope is just removably connected to bone by thread head and screwed hole
On frame.The above-mentioned mode being detachably connected has simple structure, the characteristics of easy to operate.
Certainly, it should be noted that in other embodiments, above-mentioned steel wire rope can also adopt other dismountable modes
It is connected on skeleton.Such as by the way of wire line hitch clamping, specifically, multiple contiguous blocks are provided with the inwall of skeleton,
In cuboid, multiple contiguous blocks are respectively arranged at two fire prevention girder steels of the left and right sides wall for constituting skeleton to multiple contiguous blocks
On, length direction or short transverse interval setting of multiple contiguous blocks along two fire prevention girder steels.It is respectively provided with each contiguous block
There is connecting hole, each connecting hole is in cylinder, to process.
The end of every steel wire rope is both passed through connecting hole and is connected by other positions of wire line hitch and itself, above-mentioned " from
Body " refers to steel wire rope, and " other parts " refer to the position except end.Specifically, wire line hitch includes U-bolt, U-shaped
Slide block and two nuts, U-shaped slide block be slidably connected on U-bolt and both openings it is in opposite direction so as to form clamping
Chamber, when both are relative slides, the size in clamping chamber changes therewith, and two nuts are respectively cooperating with the screw thread of two U-bolts
In portion, two nuts of rotation can promote U-shaped slide block to slide, so as to adjust the size in clamping chamber.
During using this wire line hitch, two nuts are screwed first, and promote U-shaped slide block to slide, it is ensured that clamping chamber is sufficiently large,
Then one end of steel wire rope is sequentially passed through into clamping chamber and connecting hole, turns around afterwards and again pass through clamping chamber, finally revolve again
Two nuts are twisted, and promotes U-shaped slide block to slide so that clamping chamber diminishes, so as to realize the end to steel wire rope and other positions
Connection, it is easy to operate.
Further, flame-retardant layer, fire retardant tree of the flame-retardant layer using molten condition is provided with the outer wall of every steel wire rope
Fat is applied on steel wire rope outer wall and is formed.Fire retardant resin has many kinds, such as polyvinyl chloride, Vinylidene Chloride, chlorinated rubber, neoprene
Rubber latex, epoxy resin, phenolic resin etc., specifically can determine according to actual conditions and condition.
The purpose for arranging above-mentioned flame-retardant layer is to improve the fire protecting performance of steel wire rope, effectively prevents steel wire rope high temperature deformation,
So as to ensure the normal work of steel wire rope.
In the present embodiment, fire-proof packing is in powder or graininess and is filled between shell and skeleton, whole to improve
The fire protecting performance of individual Environmental-protection fire-proof door.Fire-proof packing has many kinds, and in the present embodiment, fire-proof packing selects alumina powder.
Commercial alumina is prepared by bauxite and diaspore.Alumina powder is the white powder for being insoluble in water
Solid, odorless, tasteless, matter are extremely hard, the easy moisture absorption and not deliquescence (calcination non-hygroscopic), and it is a kind of amphoteric oxide, can be molten
In inorganic acid and alkaline solution, water and non-polar organic solvent is practically insoluble in.As its fusing point is at 2050 DEG C or so, therefore
Which has very excellent fire resistance, is highly suitable as the raw material of the fire-proof packing of the present embodiment.
Further, in the present embodiment, two reinforced steel beam and girders on skeleton, are additionally provided with, wherein one web beam vertically sets
Put and top is welded to connect with the top of inboard wall of skeleton, bottom is welded to connect with the bottom of inboard wall of skeleton, strengthen horizontal for one in addition
Beam is horizontally disposed and one end and inboard wall of skeleton on the left of be welded to connect, be welded to connect on the right side of the other end and inboard wall of skeleton.Two
Web beam is collectively forming cross hang structure, so as to further improve the structural strength of whole skeleton.
Certainly, it should be noted that in other embodiments, the quantity of reinforced steel beam and girder can also be other values, such as three
Root or four；Meanwhile, many web beams can also be arranged using alternate manner, height of the such as many web beams along skeleton
Degree direction uniform intervals setting etc..
Every reinforced steel beam and girder is similar with girder steel of preventing fires per root, and its cross section is in long square frame-shaped.During i.e. reinforced steel beam and girder is also
The bar shaped steel of hollow structure.It is while whole skeleton structure intensity is improved using the purpose of the reinforced steel beam and girder of hollow structure
Mitigate the deadweight of whole Environmental-protection fire-proof door, so as to facilitate the transport and installation of Environmental-protection fire-proof door.
Certainly, it should be noted that in other embodiments, above-mentioned reinforced steel beam and girder can also adopt other hollow structures,
Such as section U-shaped (i.e. channel-section steel) or I shape (i.e. I-steel), can have more actual conditions when specifically chosen and demand is true
It is fixed.
The operation principle of this Environmental-protection fire-proof door is such：When a fire, flame meeting calcination Environmental-protection fire-proof door, in which
Portion's temperature drastically will be raised, and can expand and deform because of high temperature according to the principle expanded with heat and contract with cold, skeleton and fire-proof packing,
Now, as many steel wire ropes are in tensioning state and hold the left and right sides of skeleton, therefore can be from largely weakening
Expansive force is offset even, so as to effectively prevent framework deformation, it is ensured that the stability of door leaf structure.Simultaneously as steel wire rope has
Certain elasticity, i.e., with certain shock-absorbing capacity, even if therefore the deformation of skeleton slight expansion, steel wire rope also will not break easily
Split, such that it is able to weaken or offset the expansive force of skeleton long-term effectively, it is ensured that the integrally-built stability of skeleton.
This Environmental-protection fire-proof door has certain elasticity using construction of wire rope, steel wire rope is set up on existing skeleton, can
It is with the structure for effectively stablizing skeleton so that even if skeleton also will not deform when by flame calcination easily, whole so as to ensure
Door leaf will not also deform, it is to avoid occur excessive gap between door leaf and doorframe, it is ensured that the sealing between door leaf and doorframe, have
Effect when preventing fire from occurring flame and dense smoke through Environmental-protection fire-proof door, protect escape crowd from the threat of flame and dense smoke, more
Mend the defect of prior art.
Second embodiment：
The present embodiment provides a kind of Environmental-protection fire-proof door, the technique effect of its shape design, operation principle and acquirement and first
The Environmental-protection fire-proof door that embodiment is provided is essentially identical, and difference is the selection of fire-proof packing.
In the present embodiment, fire-proof packing is flake asbestos.Asbestos refer to high-tensile, high flexible, resistance to also known as ＂ asbestos ＂
Chemically and thermally corrode, be electrically insulated and the silicates mineral products with spinnability.It is natural fibrous silicates
The general name of quasi-mineral.Asbestos are by tow groups into and fibre bundle is constituted by the very thin fiber that can be separated from each other is grown very much.Stone
Cotton has extremely fireproof, electrical insulating property and thermal insulation, therefore the raw material of the fire-proof packing being highly suitable as in the present embodiment.
3rd embodiment：
The present embodiment provides a kind of Environmental-protection fire-proof door, the technique effect of its shape design, operation principle and acquirement and first
The Environmental-protection fire-proof door that embodiment is provided is essentially identical, and difference is the selection of fire-proof packing.
In the utility model preferred embodiment, fire-proof packing is crushed crude pearlite.Perlite TaiWan, China claims nacrite,
It is a kind of acid volcanic eruption lava of similar rhyolite, due to rapidly cooling down after eruption, forms pelletiod glassy rock, have
Arc or Circular Crack, especially such as the structure of pearl, so be named as perlite.Perlite roughing sand Jing is finely divided and ultra-fine grinding
After can form crushed crude pearlite, it is a kind of lightweight, multifunctional novel shaped material, with apparent density it is little, thermal conductivity factor is low, chemical
The features such as good stability, little using wide temperature range, wettability power and nontoxic, tasteless, fire prevention, sound-absorbing, it is highly suitable as this
The raw material of the fire-proof packing in embodiment.
Preferred embodiment of the present utility model is these are only, the utility model is not limited to, for this area
Technical staff for, the utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle within,
Any modification, equivalent substitution and improvements made etc., should be included within protection domain of the present utility model.
Claims (10)
1. a kind of Environmental-protection fire-proof door, it is characterised in that including doorframe and door leaf, the door leaf is rotationally connected with described by hinge
On doorframe, the door leaf includes shell, skeleton and fire-proof packing, and the shell is in cuboid and is connected by polylith fireproof wood block
Connect and form, the skeleton is in long square frame-shaped and is formed by connecting by four fire prevention girder steels, and the edge of the skeleton props up the shell
Inwall, be provided with many steel wire ropes in tensioning state on the skeleton, the two ends of many steel wire ropes connect respectively
On the inwall of the skeleton, the fire-proof packing is filled between the shell and the skeleton.
2. Environmental-protection fire-proof door according to claim 1, it is characterised in that many steel wire ropes are divided into multigroup, and per group
Including two steel wire ropes, same group of two steel wire ropes are arranged in a crossed manner.
3. Environmental-protection fire-proof door according to claim 2, it is characterised in that the two ends per steel wire rope described in root are detachable respectively
It is connected on the inwall of the skeleton.
4. Environmental-protection fire-proof door according to claim 3, it is characterised in that be provided with multiple screw threads on the inwall of the skeleton
Hole, is provided with thread head per the two ends of steel wire rope described in root, and the thread head is matched with the screwed hole.
5. Environmental-protection fire-proof door according to claim 3, it is characterised in that be provided with multiple connections on the inwall of the skeleton
Block, is provided with connecting hole on each described contiguous block, passes through after both passing through the connecting hole per the end of steel wire rope described in root
Other positions of wire line hitch and itself are connected.
6. Environmental-protection fire-proof door according to claim 1, it is characterised in that be additionally provided with many reinforcement steel on the skeleton
Beam, the two ends of many reinforced steel beam and girders are respectively welded on the inwall of the skeleton.
7. Environmental-protection fire-proof door according to claim 6, it is characterised in that the horizontal stroke of the fire prevention girder steel and the reinforced steel beam and girder
Section takes the shape of the letter U or long square frame-shaped.
8. Environmental-protection fire-proof door according to claim 1, it is characterised in that the fire-proof packing is alumina powder.
9. Environmental-protection fire-proof door according to claim 1, it is characterised in that the fire-proof packing is flake asbestos.
10. Environmental-protection fire-proof door according to claim 1, it is characterised in that the fire-proof packing is crushed crude pearlite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620970717.3U CN206035317U (en) | 2016-08-29 | 2016-08-29 | Environment -friendly fire -resistant door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620970717.3U CN206035317U (en) | 2016-08-29 | 2016-08-29 | Environment -friendly fire -resistant door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206035317U true CN206035317U (en) | 2017-03-22 |
Family
ID=58301649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620970717.3U Active CN206035317U (en) | 2016-08-29 | 2016-08-29 | Environment -friendly fire -resistant door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206035317U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108868517A (en) * | 2018-06-27 | 2018-11-23 | 东莞唯度电子科技服务有限公司 | A kind of high-efficiency fireproof rolling screen door |
| CN109356493A (en) * | 2018-10-30 | 2019-02-19 | 泰州首创环保科技有限公司 | A kind of inner frame |
| CN111764801A (en) * | 2020-07-09 | 2020-10-13 | 图庆扎布 | Anti-cracking fireproof door |
-
2016
- 2016-08-29 CN CN201620970717.3U patent/CN206035317U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108868517A (en) * | 2018-06-27 | 2018-11-23 | 东莞唯度电子科技服务有限公司 | A kind of high-efficiency fireproof rolling screen door |
| CN109356493A (en) * | 2018-10-30 | 2019-02-19 | 泰州首创环保科技有限公司 | A kind of inner frame |
| CN111764801A (en) * | 2020-07-09 | 2020-10-13 | 图庆扎布 | Anti-cracking fireproof door |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206035317U (en) | Environment -friendly fire -resistant door | |
| CN101134854B (en) | Tunnel fire-proof paint | |
| CN104261792B (en) | A kind of fire resistant doorsets fill out core material and application thereof | |
| CN102701760B (en) | Extra light ship cable penetrating A-level refractory sealing mortar | |
| CN104672960A (en) | Environment-friendly fire retardant coating for tunnel and preparation method of fire retardant coating | |
| CN206581433U (en) | Double keel connect combined wall | |
| CN205875439U (en) | Shock insulation rubber bearing fire prevention device | |
| CN111268999A (en) | Special PLASTIC LAMINATED in tunnel top | |
| CN206035321U (en) | Environment -friendly fire -resistant door | |
| US7658042B2 (en) | Fire-protection walls of cementitious composite materials | |
| CN103641420A (en) | Tunnel environment-friendly fireproof paint | |
| CN105735500A (en) | Non-woven silicon-aluminum aerogel compound sandwich insulating fireproof board | |
| CN102584121B (en) | Inorganic nonmetallic light fireproof thermal insulation board | |
| CN211341143U (en) | Fireproof steel structure for green building | |
| CN210507866U (en) | A-level fireproof integrated heat-preservation disassembly-free external template | |
| JP6497923B2 (en) | Outer insulation and fireproof outer wall structure of wooden building | |
| CN104230304A (en) | Magnesium oxychloride interior and exterior wall heat-insulation fireproof material | |
| CN1208278C (en) | Fire-retardant heat-insulation material | |
| CN209233376U (en) | A kind of cable shaft gantry fire prevention isolation board | |
| CN209398272U (en) | Spinning and weaving workshop heat-insulating flame-retardant fireproof door plate | |
| CN105649226A (en) | Pre-oxidation fiber silicon-aluminum aerogel composite sandwich thermal-insulation fire-proof plate | |
| CN111662067A (en) | Aluminum silicate high-temperature-resistant cotton for fireproof coiled material and preparation method thereof | |
| CN203103872U (en) | Fireproof flame-retardant plugging box | |
| CN107435437A (en) | Mould integrated board is protected in one kind fire prevention | |
| CN108487507A (en) | Generate electricity the combined heat-insulated wall of station-service and its construction method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |