CN207582757U - Fireproof glass curtain wall device - Google Patents
Fireproof glass curtain wall device Download PDFInfo
- Publication number
- CN207582757U CN207582757U CN201720491765.9U CN201720491765U CN207582757U CN 207582757 U CN207582757 U CN 207582757U CN 201720491765 U CN201720491765 U CN 201720491765U CN 207582757 U CN207582757 U CN 207582757U
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- Prior art keywords
- fire
- curtain wall
- plate
- housing
- retardant
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Abstract
The utility model discloses one kind to disclose a kind of fireproof glass curtain wall device, including Curtain wall frame, glass plate and fire-retarding device, wherein, glass plate is installed in the Curtain wall frame；Fire-retarding device is set on the inside of the glass plate, and the fire-retarding device includes housing and fire-retardant curtain blanket, the housing are configured to open in response to fire behavior；Fire-retardant curtain blanket folding is contained in the housing, and the fire-retardant curtain blanket has a fixing end and a free end, the fixing end is fixed with the housing, the free end is when the housing is opened, it can fall under the effect of gravity so that the fire-retardant curtain blanket upper and lower directions is flattened and blocked in the inside of the glass plate.According to the fireproof glass curtain wall device that the utility model embodiment provides, when fire occurs, can flame transmission and diffusion be stopped by fire-retardant curtain blanket, in this way, the indoor sprawling of the upward floor of fire can be prevented to a certain extent, play safety protection function.
Description
Technical field
The utility model is related to glass curtain wall more particularly to a kind of fireproof glass curtain wall devices.
Background technology
Glass curtain wall refers to can there is certain displacement ability, not principal parties knot with respect to agent structure by support system
Structure institute building external envelope structure the affected or decorating structure.Wall has two kinds of individual layer and double glazing.Glass curtain wall is a kind of
Beautiful novel construction wall trailing is the notable feature in modernism skyscraper epoch.
When fire occurs for building, the glass plate on glass curtain wall is susceptible to brokenly according to the temperature and flame condition of fire
It splits, during fire, due to the destruction of the glass curtain wall upper glass plates of current floor so that indoor flame curtain wall after rupture
A upper floor is diffused upward into along the outside of building, the glass curtain wall of a upper floor is after by thermal fracture, and enables flame
The interior of the floor is entered to, and indoor floor is caused to catch fire first, and then the interior for causing the floor catches fire, in this way, causing
The unlimited expansion of fire causes the safety accident of bigger.
Utility model content
The utility model is intended to solve at least some of the technical problems in related technologies.For this purpose, this reality
It is to propose a kind of fireproof glass curtain wall device with novel purpose.
To achieve the above object, on the one hand, according to the fireproof glass curtain wall device of the utility model embodiment, including：
Curtain wall frame；
Glass plate, the glass plate are installed in the Curtain wall frame；
Fire-retarding device, the fire-retarding device are set on the inside of the glass plate, and the fire-retarding device includes housing and fire-retardant
Curtain blanket, the housing are configured to open in response to fire behavior；
The fire-retardant curtain blanket folding is contained in the housing, and the fire-retardant curtain blanket has a fixing end and one freely
End, the fixing end are fixed with the housing, and the free end can fall under the effect of gravity when the housing is opened,
So that the fire-retardant curtain blanket upper and lower directions is flattened and is blocked in the inside of the glass plate.
According to the fireproof glass curtain wall device that the utility model embodiment provides, fire-retardant dress is set in the inside of glass plate
It puts, which includes housing and fire-retardant curtain blanket, housing are configured to open in response to fire behavior；Fire-retardant curtain blanket, which folds, to be received
It is dissolved in the housing, and there is fire-retardant curtain blanket a fixing end and a free end, fixing end to be fixed with housing, free end is in housing
It during opening, can fall under the effect of gravity so that fire-retardant curtain blanket upper and lower directions is flattened and blocked in the inside of glass plate, such as
This, when fire occurs, can stop flame transmission and diffusion, in this way, can prevent to a certain extent by fire-retardant curtain blanket
The only indoor sprawling of the upward floor of fire, plays safety protection function.
In addition, following additional skill can also be had according to the fireproof glass curtain wall device of the utility model above-described embodiment
Art feature：
One embodiment according to the present utility model, the housing include：
Base enclosure, the base enclosure extend and are fixed with the Curtain wall frame in left-right direction, and the base enclosure has at least one
Opening, the opening extend in left-right direction；
Capping, the capping pass through connector with the base enclosure detachable connection to close the opening, the connection
Part is configured to be changed state by high temperature when fire behavior occurs so that the capping detaches described spacious to open with the base enclosure
Mouthful.
One embodiment according to the present utility model, the base enclosure include top plate and the first side being connected with the top plate
Plate limits the opening between first side plate and the top plate；
Described to cover the second side plate for including bottom plate and being connected with the bottom plate, the bottom plate is with the top plate in upper and lower
It is oppositely arranged upwards, second side plate is oppositely arranged in the longitudinal direction with first side plate；
It is connected between the top plate and second side plate by least one connector, the bottom plate and described the
It is connected between side plate by least one connector.
One embodiment according to the present utility model, the connector are fusible fusible material to be exposed under the conditions of fire behavior
Material.
One embodiment according to the present utility model, the base enclosure is further included to be connected with the top plate and/or the first side plate
End plate, the end plate fixed by fastener and the Curtain wall frame.
One embodiment according to the present utility model, first side plate are equipped with multiple first through hole, and multiple described the
Arranged for interval, the fixing end are equipped with multiple second through-holes, multiple second through-holes and multiple institutes to one through-hole in left-right direction
It states first through hole to correspond and along the left and right directions arranged for interval, the fixing end is by being arranged in corresponding first through hole
It is fixed with the locking member in the second through-hole and first side plate.
One embodiment according to the present utility model, further includes fire-retardant separator, and the fire-retardant separator is set to described
Extend between fire-retarding device and indoor floor and in left-right direction.
One embodiment according to the present utility model, the free end are provided with clump weight, and the clump weight is along the left side
Right direction extends.
One embodiment according to the present utility model, the Curtain wall frame include：
Multiple first frames, first frame vertically extend；
Multiple second frames, second frame extend in left-right direction, multiple second frames and multiple described the
One frame limits panel receiving space, and the glass plate is nested in the panel receiving space.
The additional aspect and advantage of the utility model will be set forth in part in the description, partly will be from following description
In become apparent or recognized by the practice of the utility model.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other attached drawings can also be obtained according to the structure shown in these attached drawings.
Fig. 1 is the perspective view of the utility model embodiment fireproof glass curtain wall device；
Fig. 2 is the perspective view of fire-retarding device in the utility model embodiment fireproof glass curtain wall device；
Fig. 3 is side view of the utility model embodiment fireproof glass curtain wall device before fire behavior does not occur；
Fig. 4 is side view of the utility model embodiment fireproof glass curtain wall device when fire behavior occurs.
Description of the drawings：
Curtain wall frame 100；
First frame 10；
Second frame 11；
Glass plate 200；
Fire-retarding device 300；
Housing 30；
Base enclosure 301；
Top plate 3011；
First side plate 3012；
Capping 302；
Bottom plate 3021；
Second side plate 3022；
Fire-retardant curtain blanket 31；
Fixing end 311；
Free end 312；
Connector 32；
End plate 33；
Clump weight 34；
Fire-retardant separator 400；
Floor 500.
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
The embodiment of the utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and it is not intended that the utility model
Limitation, based on the embodiment in the utility model, those of ordinary skill in the art are without creative efforts
All other embodiments obtained shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be appreciated that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " suitable
The orientation or position relationship of the instructions such as hour hands ", " counterclockwise " " axial direction ", " circumferential direction ", " radial direction " are based on orientation shown in the drawings
Or position relationship, be for only for ease of description the utility model and simplify description rather than instruction or imply signified device or
Element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limit to the utility model
System.
In addition, term " first ", " second " are only used for description purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more this feature." multiple " are meant that two or two in the description of the present invention,
More than, unless otherwise specifically defined.
In the utility model unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or be integrally connected；It can
To be mechanical connection or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood as the case may be
Concrete meaning in the utility model.
In the utility model unless specifically defined or limited otherwise, fisrt feature second feature it " on " or it
" under " can be in direct contact including the first and second features, it is not to be in direct contact but lead to that can also include the first and second features
Cross the other characterisation contact between them.Moreover, fisrt feature second feature " on ", " top " and " above " including
One feature is right over second feature and oblique upper or is merely representative of fisrt feature level height higher than second feature.First is special
Sign second feature " under ", " lower section " and " below " including fisrt feature immediately below second feature and obliquely downward or only
Represent that fisrt feature level height is less than second feature.
The fireproof glass curtain wall device of the utility model embodiment is described in detail with reference to the accompanying drawings.
Referring to figs. 1 to shown in Fig. 4, according to the fireproof glass curtain wall device that the utility model embodiment provides, including curtain wall
Frame 100, glass plate 200 and fire-retarding device 300.
Specifically, Curtain wall frame 100 is generally metal material, such as aluminum alloy material, to provide strength support, glass
Plate 200 is installed in the Curtain wall frame 100.
Fire-retarding device 300 is set to 200 inside of glass plate, and fire-retarding device 300 includes housing 30 and fire-retardant curtain blanket 31,
The housing 30 is configured to open in response to fire behavior；The fire-retardant folding of curtain blanket 31 is contained in the housing 30, and described
Fire-retardant curtain blanket 31 has a fixing end 311 and a free end 312, and the fixing end 311 is fixed with the housing 30, the freedom
End 312 can fall under the effect of gravity when the housing 30 is opened so that fire-retardant 31 upper and lower directions of the curtain blanket flattening is simultaneously
It blocks in the inside of the glass plate 200.Wherein, 200 inside of glass plate refers to close to indoor side.
That is, fire-retardant curtain blanket 31 is provided in inside housing 30, and one end and housing 30 are fixed together shape
Into fixing end 311, and the other end is freely positioned in housing 30 and forms free end 312, housing 30 can when fire behavior occurs energy
(such as the bottom of housing 30 is opened) is enough automatically opened, when housing 30 is opened, then the free end 312 of fire-retardant curtain blanket 31 is in gravity
(such as bottom of housing 30) falls downwards at the opening of housing 30 under effect, finally so that the fire-retardant curtain blanket 31 is in upper and lower
Flattening, the fire-retardant curtain blanket 31 of flattening are blocked in the inside of glass plate 200 upwards.
Preferably, flexible flame retardant material, such as fire resistant ceramic tapetum fibrosum may be used in fire-retardant curtain blanket 31.
According to the fireproof glass curtain wall device that the utility model embodiment provides, set in the inside of glass plate 200 fire-retardant
Device 300, which includes housing 30 and fire-retardant curtain blanket 31, housing 30 are configured to open in response to fire behavior；
The fire-retardant folding of curtain blanket 31 is contained in the housing 30, and fire-retardant curtain blanket 31 has a fixing end 311 and a free end 312, Gu
Fixed end 311 is fixed with housing 30, and free end 312 can fall under the effect of gravity when housing 30 is opened so that fire-retardant curtain blanket
31 upper and lower directionss are flattened and are blocked in the inside of glass plate 200, in this way, when fire occurs, can be hindered by fire-retardant curtain blanket 31
Flame transmission and diffusion are kept off, in this way, the indoor sprawling of the upward floor of fire can be prevented to a certain extent, plays safety
Protective action.
Referring to figs. 1 to shown in Fig. 2, in one embodiment of the utility model, housing 30 includes base enclosure 301 and capping
302, wherein, base enclosure 301 extends and is fixed with the Curtain wall frame 100 in left-right direction, and the base enclosure 301 has at least one
Opening, the opening extend in left-right direction.Capping 302 is by connector 32 with 301 detachable connection of base enclosure to seal
The opening is closed, the connector 32 is configured to be changed state by high temperature when fire behavior occurs so that the capping 302 and institute
Base enclosure 301 is stated to detach to open the opening.
In Fig. 1 examples, base enclosure 301 is fixed on Curtain wall frame 100, and the opening of base enclosure 301 is downward, capping
302 are located at the lower section of base enclosure 301, and pass through connector 32 and connect with base enclosure 301 and limit accommodating chamber, and fire-retardant curtain blanket 31 accommodates
In accommodating chamber, and its fixing end 311 is fixedly connected with base enclosure 301.When fire behavior occurs, connector 32 by high temperature action
Meeting generating state variation, such as molten condition is become from solid-state, at this point, capping 302 under gravity can be automatically from base enclosure
It comes off on 301, then the opening of base enclosure 301 is opened, and the free end 312 of internal fire-retardant curtain blanket 31 is fallen under the effect of gravity
It falls, so that fire-retardant curtain blanket 31 is flattened and blocked in the inside of glass plate 200 in above-below direction.
In other words, housing 30 is mainly made of base enclosure 301 and capping 302, and capping 302 is connected to base enclosure by connector 32
Opening on 301 and in closing base enclosure 301, when fire behavior occurs, connector 32 can change state and cause envelope after by high temperature
Lid 302 can come off from base enclosure 301, open the opening in base enclosure 301, further cause the fire-retardant curtain inside base enclosure 301
Blanket 31 falls flattening naturally under gravity, simple in structure, and can be ensured that and timely respond to open housing 30, release in fire behavior
Fire-retardant curtain blanket 31, the reliability higher used.
Optionally, metal material (such as aluminium alloy) or hard plastic material may be used in capping 302 and casing, in this way,
Enough intensity can be provided, be fixed on Curtain wall frame 100 convenient for relatively reliable, meanwhile, metal material (such as aluminium closes
Gold) there is relatively high weight, it is ensured that and when connector 32 is changed state by high temperature, can fall realization under the effect of gravity
It is reliably detached with base enclosure 301.
Preferably, connector 32 is fusible fusible material, such as include lead or tool to be exposed under the conditions of fire behavior
There is the thermoplastic material of opposite low melting point.
More specifically, in a specific embodiment of the utility model, base enclosure 301 include top plate 3011 and with the top
The first connected side plate 3012 of plate 3011, the opening is limited between first side plate 3012 and the top plate 3011.Envelope
Lid 302 includes bottom plate 3021 and the second side plate 3022 being connected with the bottom plate 3021, the bottom plate 3021 and the top plate
3011 are oppositely arranged in the up-down direction, and second side plate 3022 is set relatively in the longitudinal direction with first side plate 3012
It puts.Be connected between top plate 3011 and second side plate 3022 by least one connector 32, the bottom plate 3021 with
It is connected between first side plate 3012 by least one connector 32.
In Fig. 2 examples, base enclosure 301 is mainly by top plate 3011 and 3012 groups of the first side plate being connected with the top plate 3011
Into section in inverted L-shaped structure, capping 302 is mainly by bottom plate 3021 and the second side plate 3022 being connected with the bottom plate 3021
The L-shaped structure in section is formed, and Formation cross-section is in quadrilateral structure after connect with base enclosure 301, so, on the one hand, can make
Obtain the open bigger in base enclosure 301, it is ensured that more smoothly fall in fire-retardant curtain blanket 31, on the other hand, can cause capping 302
It more smoothly comes off from base enclosure 301, in another aspect, it is simple in structure, facilitate production and processing and assembling.
Advantageous, in an example of the utility model, base enclosure 301 further includes and 3011 and/or first side of top plate
The connected end plate 33 of plate 3012, the end plate 33 are fixed by fastener and the Curtain wall frame 100.In this way, pass through end plate 33
And housing 30 can be easily fixed on Curtain wall frame 100 by the cooperation of restraint zone (such as screw).
In one embodiment of the utility model, the first side plate 3012 is equipped with multiple first through hole, and multiple described the
One through-hole arranged for interval in left-right direction, the fixing end 311 are equipped with multiple second through-holes, multiple second through-holes with it is multiple
The first through hole corresponds and along the left and right directions arranged for interval, and the fixing end 311 is by being arranged in corresponding the
Locking member in one through-hole and the second through-hole is fixed with first side plate 3012.In this way, it can cause consolidating for fire-retardant curtain blanket 31
Fixed end 311 relatively reliable can be fixed with base enclosure 301, meanwhile, it is convenient to assemble using locking member.
It is understood that the fixed form of the fixing end 311 of the fire-retardant curtain blanket 31 is without being limited thereto, the fixing end 311
It can be fixed on top plate 3011.
Optionally, locking member can include bolt and nut, the corresponding first through hole of screw bolt passes and the second through-hole
It is connect later with nut thread, in this way, easy to assembly, locking is solid and reliable.
With reference to Fig. 1, Fig. 3 and Fig. 4, in some embodiments of the utility model, fire-retardant separator 400 is further included, it is described
Fire-retardant separator 400 is set between the fire-retarding device 300 and indoor floor 500 and extends in left-right direction.Optionally, should
The compressible fire proofing of flexible resilient, such as mineral fibres pad or pillow may be used in fire-retardant separator 400, and this mineral are fine
Dimension pad is usually sealed with polyethylene fabric.
In the present embodiment, fire-retardant separator 400 between fire-retarding device 300 and indoor floor 500 is set, resistance can be utilized
The fire-retardant buffer action of separator 400 is fired, the intensity of a fire is prevented indoor floor 500 to be avoided to catch fire, with fire-retarding device to indoor diffusion
300 common offer fire retardations, further improve flame retardant effect.
More favorably, in an example of the utility model, free end 312 is provided with clump weight 34, the counterweight
Block 34 extends along the left and right directions.In this way, can so that the free end 312 of fire-retardant curtain blanket 31 there is larger weight, work as shell
When body 30 is opened, fire-retardant curtain blanket 31 can more smoothly fall flattening.
With reference to shown in Fig. 1, illustratively, Curtain wall frame 100 includes multiple first frames 10 and multiple second frames 11, the
One frame 10 vertically extends；Second frame 11 extends in left-right direction, multiple second frames 11 with it is multiple described
First frame 10 limits panel receiving space, and the glass plate 200 is nested in the panel receiving space.In Fig. 1 examples
In, it is set on the first frame 10 and vertically extends the first card slot, be provided with what is extended in left-right direction on the second frame 11
Second card slot, the vertical edges of glass plate 200 are arranged in the first card slot, and the widthwise edge of glass plate 200 is arranged in the second card slot,
In this way, using nested mode, glass plate 200 can be caused to fix more solid and reliable, meanwhile, assembling is more convenient.
In the description of this specification, reference term " one embodiment ", " example ", " is specifically shown " some embodiments "
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with
It combines in an appropriate manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this field
Technical staff can by the different embodiments or examples described in this specification and the feature of different embodiments or examples into
Row combines and combination.
The above is only the preferred embodiment of the present invention, and it does not limit the scope of the patent of the present invention,
Under every utility model in the utility model is conceived, equivalent structure made based on the specification and figures of the utility model
Transformation or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (9)
1. a kind of fireproof glass curtain wall device, which is characterized in that including：
Curtain wall frame；
Glass plate, the glass plate are installed in the Curtain wall frame；
Fire-retarding device, the fire-retarding device are set on the inside of the glass plate, and the fire-retarding device includes housing and fire-retardant curtain blanket,
The housing is configured to open in response to fire behavior；
The fire-retardant curtain blanket folding is contained in the housing, and the fire-retardant curtain blanket has a fixing end and a free end, institute
It states fixing end to fix with the housing, the free end can fall under the effect of gravity when the housing is opened so that institute
Fire-retardant curtain blanket upper and lower directions is stated to flatten and block in the inside of the glass plate.
2. fireproof glass curtain wall device according to claim 1, which is characterized in that the housing includes：
Base enclosure, the base enclosure extend and are fixed with the Curtain wall frame in left-right direction, and the base enclosure has at least one opening,
The opening extends in left-right direction；
Capping, the capping pass through connector with the base enclosure detachable connection to close the opening, the connector quilt
It is configured to be changed state by high temperature when fire behavior occurs so that the capping detaches to open the opening with the base enclosure.
3. fireproof glass curtain wall device according to claim 2, which is characterized in that the base enclosure include top plate and with it is described
The first side plate that top plate is connected limits the opening between first side plate and the top plate；
Described to cover the second side plate for including bottom plate and being connected with the bottom plate, the bottom plate and the top plate are in the up-down direction
It is oppositely arranged, second side plate is oppositely arranged in the longitudinal direction with first side plate；
It is connected between the top plate and second side plate by least one connector, the bottom plate and first side
It is connected between plate by least one connector.
4. fireproof glass curtain wall device according to claim 2, which is characterized in that the connector is is exposed to fire behavior item
Fusible material is fusible under part.
5. fireproof glass curtain wall device according to claim 3, which is characterized in that the base enclosure further includes and the top plate
And/or first end plate that is connected of side plate, the end plate are fixed by fastener and the Curtain wall frame.
6. fireproof glass curtain wall device according to claim 3, which is characterized in that first side plate is equipped with multiple the
One through-hole, arranged for interval, the fixing end are multiple described equipped with multiple second through-holes in left-right direction for multiple first through hole
Second through-hole corresponds and with multiple first through hole along the left and right directions arranged for interval, and the fixing end is by wearing
It is fixed in the locking member in corresponding first through hole and the second through-hole and first side plate.
7. fireproof glass curtain wall device according to claim 1, which is characterized in that further include fire-retardant separator, the resistance
Combustion separator is set between the fire-retarding device and indoor floor and extends in left-right direction.
8. fireproof glass curtain wall device according to claim 2, which is characterized in that the free end is provided with clump weight,
The clump weight extends along the left and right directions.
9. fireproof glass curtain wall device according to claim 1, which is characterized in that the Curtain wall frame includes：
Multiple first frames, first frame vertically extend；
Multiple second frames, second frame extend in left-right direction, multiple second frames and multiple first sides
Frame limits panel receiving space, and the glass plate is nested in the panel receiving space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720491765.9U CN207582757U (en) | 2017-05-04 | 2017-05-04 | Fireproof glass curtain wall device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720491765.9U CN207582757U (en) | 2017-05-04 | 2017-05-04 | Fireproof glass curtain wall device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207582757U true CN207582757U (en) | 2018-07-06 |
Family
ID=62718295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720491765.9U Expired - Fee Related CN207582757U (en) | 2017-05-04 | 2017-05-04 | Fireproof glass curtain wall device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207582757U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112095823A (en) * | 2020-05-10 | 2020-12-18 | 怀化沃普环保科技有限公司 | Barrier type building fireproof isolation system |
-
2017
- 2017-05-04 CN CN201720491765.9U patent/CN207582757U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112095823A (en) * | 2020-05-10 | 2020-12-18 | 怀化沃普环保科技有限公司 | Barrier type building fireproof isolation system |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180706 |
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| CF01 | Termination of patent right due to non-payment of annual fee |