CN107605056A - A kind of exterior-wall heat insulation anti-rain, inoffensive cladding rock cotton board - Google Patents
A kind of exterior-wall heat insulation anti-rain, inoffensive cladding rock cotton board Download PDFInfo
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- CN107605056A CN107605056A CN201710788008.2A CN201710788008A CN107605056A CN 107605056 A CN107605056 A CN 107605056A CN 201710788008 A CN201710788008 A CN 201710788008A CN 107605056 A CN107605056 A CN 107605056A
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- rock cotton
- cotton board
- rock
- cladding
- inoffensive
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Abstract
The invention discloses a kind of anti-rain, inoffensive cladding rock cotton board, the cladding rock cotton board is spliced reinforcement, rock cotton board covering material, rock cotton board flame-retardant waterproof coating by rock cotton board, rock cotton board and formed；Its specific preparation technology is：First, an entirety is spliced into by splicing reinforcement between some rock cotton boards, then in spliced rock wool plate surface laying rock cotton board covering material and uniform brushing flame-retardant waterproof coating, infiltrated into after flame-retardant waterproof coating in rock cotton board and the anti-rain, inoffensive cladding rock cotton board is made after drying；Rock cotton board of the present invention completely wraps up rock cotton board while fire-resistant waterproof, and isolation rock cotton board directly contacts with human body skin, energy anti-rain, does not hurt sb.'s feelings, has very wide application prospect.
Description
Technical field
The invention belongs to rock cotton board technical field, and in particular to a kind of exterior-wall heat insulation anti-rain, inoffensive cladding rock
Cotton plate.
Background technology
In recent years, the building fire occurred in succession both at home and abroad, serious casualties tragedy and huge wealth are caused
Production loss.In building energy conservation, the flammable insulation material used has become new fire trouble, and it is outer to building to live to build portion and the Ministry of Public Security for this
Wall is laid down hard and fast rule using A level fire-retardant heat-insulation materials, for example higher than 100 meters high-rise buildings, densely populated place building are necessary
Use A level fire-retardant heat-insulation materials.Drug in some provinces is even proposed than living to build the higher requirement in portion and the Ministry of Public Security, for example Zhengzhou City will
The ordinary residence more than 60 meters is asked to build, exterior-wall heat insulation must just use A level fire-retardant heat-insulation materials.Rock cotton board be using basalt as
Main raw material(s), the artificial inorfil being processed into by high temperature melting, there is small light weight, thermal conductivity factor, sound insulation heat absorption, A
The features such as level fire prevention, compared with the A level fire-retardant heat-insulation materials of other building energy conservations, there is obvious advantage, it is just more next
More is applied to building energy conservation A level fireproof heat insulatings field；But the characteristics of rock cotton board is due to itself, in construction work application process
In there is also many problems, such as rock cotton board not anti-rain, in work progress, precipitate moderate rain or heavy rain, it is sufficient to make to suffer rain
The rock cotton board of leaching is scrapped；Rock wool fibers are very big to human body skin stimulation, can trigger many illnesss such as allergic, to operating personnel
Cause bigger injury.
Existing rock cotton board manufacturing enterprise, by adding hydrophober in rock wool production process, rock cotton board can be made to be soaked in water
In the case of bubble, hydrophobic rate can be more than 98%, solve the problems, such as rock wool static state waterproof；It is longer because rock wool harden structure is bulk
Time drenches with rain, and individually adds the rock cotton board of hydrophober, it is impossible to play good anti-rain effect；Practical Project construction application
In, when the upper skin of rock cotton board stickup, before not carrying out cover protection, moderate rain or heavy rain are run into, rainwater will enter bulk
Rock cotton board inside so that the rock cotton board of wall is scrapped because of water suction in stickup, causes to do over again.Application No. CN202390948U's
Chinese utility model patent application, with materials such as steel plates, rock cotton board is coated by technique for sticking, surrounding, forms color steel rock wool folder
Core plate, this sheet material cannot be used for construction wall heat preservation energy-saving；Application No. CN201310347823.7 Chinese invention patent
Application, is coated with grid cloth above and below rock cotton board, is sutured with alkaline-resisting suture, forms the rock cotton board of net dimension enhancing, this solution
The problem of vertical plate face pull strength of rock cotton board of having determined is low, but to rock cotton board anti-rain and solve rock wool fibers to human body skin
Injure no positive effect.The vertical plate face pull strength of vertical hair rock cotton board is more than 80kpa, and the vertical plate face of parallel silk rock cotton board is drawn
It is 7.5-15kpa to pull out intensity, because the width maximum of vertical hair rock cotton board can only accomplish 15-18cm, Application No.
CN102392496A Chinese invention patent application, strip wool is bonded in glass fiber mesh vertically with cement perlite adhesive
Lattice cloth upper and lower surface, it is possible to reduce injury of the rock wool fibers to human body, but do not prevent completely；Perlite absorbs water in itself, in addition
The rock wool in also four faces is exposed outside, is still unable to anti-rain.
The content of the invention
The defects of in order to overcome prior art, the purpose of the present invention are to be to provide a kind of anti-rain, inoffensive cladding
Rock cotton board, the cladding rock cotton board are on the basis of rock cotton board is molded, and increase splicing, cladding, brushing water-repellent paint three are simple
Process is process, free from environmental pollution, three-waste free discharge；Also, relative to prior art, the cladding rock cotton board is by waterproof material
After overall parcel, rock cotton board is not made of salt bubble, while completely cuts off rock cotton board and directly contacted with human body skin, effectively controls rock wool
The plate harm and rock wool fibers of rainwater to rock cotton board in carrying, work progress damages to human body skin and respiratory system.
To realize the purpose of the present invention, the technical solution used in the present invention is：
A kind of anti-rain, inoffensive cladding rock cotton board, the cladding rock cotton board are added by rock cotton board (1), rock cotton board splicing
Strong material (2), rock cotton board covering material (3), rock cotton board flame-retardant waterproof coating (4) are formed；Its specific preparation technology is：First, if
An entirety is spliced into by splicing reinforcement (2) between dry rock cotton board (1), then lays rock wool in spliced rock wool plate surface
Plate covering material (3) and brushing flame-retardant waterproof coating (4), after flame-retardant waterproof coating (4) is infiltrated into rock cotton board (1) and dried,
Rock cotton board, covering material are connected as an entirety, continuous, fine and close waterproof coating is formed and the anti-rain is made, does not hurt sb.'s feelings
Cladding rock cotton board.
Wherein, the flame-retardant waterproof coating (4) is infiltrated into rock cotton board (1) by the hole of rock cotton board covering material (3)
The thickness of the fine and close waterproof coating formed is 0.5-2mm.
The drying is that normal temperature spontaneously dries 24h or 50 DEG C or so baking 4-8 hour.
One or more of the rock cotton board (1) in vertical hair rock cotton board, vertical hair mineral wool board, vertical hair block of glass wool；Its
Unit weight is 60-160 kilograms/m3, length be 0.3-2 rice, width is 0.05-0.18 rice, thickness is 0.03-0.2 rice.
The rock cotton board splicing reinforcement (2) is selected from ceramic rod, iron wire, stainless steel wire, the thin wood by fire prevention processing
One or more in bar, the bamboo stick by fire prevention processing, the sticking plaster by fire prevention processing；Its a diameter of 2-8mm, length are
0.1-1.5m。
The rock cotton board covering material (3) is selected from by fire prevention processing, cotton gauze, Buddhist nun between mesh size 0.02-3mm
One or more in imperial screen cloth, non-woven fabrics, inorfil cloth.
The rock cotton board flame-retardant waterproof coating (4) is selected from acrylic emulsion water-repellent paint, the silicon rubber that with the addition of fire retardant
One or more in latex solution water-repellent paint, polyaminoester emulsion water-repellent paint, cement-based elastic water-repellent paint.
Relative to the rock cotton board of prior art, beneficial effects of the present invention are：
(1) the vertical plate face pull strength for the vertical hair rock cotton board that the present invention uses is more than 80kpa, and parallel silk rock cotton board is vertical
Plate face pull strength is 7.5-15kpa, high compared with parallel silk rock cotton board intensity using the cladding rock cotton board of the present invention；Simultaneously as
Intensity is high, the rock cotton board of relatively low unit weight can be selected during use, so for improving manufacturing enterprise's production capacity, reducing rock wool production energy
Consumption and the pollution for reducing rock wool production process, play the role of positive；
(2) of the invention because the width maximum of vertical hair rock cotton board can only accomplish 15-18cm, conventional monolithic maximum area is
0.18-0.22 ㎡ platelet, directly constructed with it, work efficiency is low, construction cost is high；It is perpendicular by several pieces with present invention splicing reinforcement material
Silk rock cotton board is stitched together, and conventional single-block area is the big plate that can accomplish 0.72-1.08 ㎡, can improve efficiency of construction, drop
Low construction cost；
(3) after the present invention is coated with covering material to rock cotton board, rock wool fibers and human body can on the one hand be completely cut off completely
Contact, during having prevented rock cotton board sticking construction, stimulation of the rock cotton board fiber to human body skin, respiratory tract；The opposing party
Face coated with covering material after sheet material, globality is stronger；
(4) rock cotton board after present invention cladding, after brushing water-repellent paint, water-repellent paint through covering material hole and ooze
Thoroughly into rock cotton board, water-repellent paint, rock cotton board, covering material form the waterproof coating of continuous densification into the bag of anti-rain after drying
Rock cotton board is covered, rock cotton board can be avoided to meet the destruction of burst rainwater in transport, storage, work progress；
(5) contain the elastic polymer compound of larger component in the water-repellent paint that the present invention uses, there is preferable waterproof
Effect, while can prevent from ftractureing, after adding fire retardant, the combustibility of high polymer material is reduced, using flame-retardant waterproof coating, with
Ensure that the fire protecting performance of the present invention is unaffected.
Brief description of the drawings
Fig. 1 is the sectional front view of present invention cladding rock cotton board；
Fig. 2 is the section left view of present invention cladding rock cotton board；
Fig. 3 is the cross sectional plan view of present invention cladding rock cotton board；
Wherein, reference is in figure：1- rock cotton boards, 2- rock cotton boards splicing reinforcement, 3- rock cotton board covering materials, 4- resistances
Fire water-repellent paint.
Embodiment
For a better understanding of the present invention, with reference to the embodiment content that the present invention is furture elucidated, but the present invention is not
It is limited only to the following examples.
Embodiment 1：
First, the selection wide * think gauges of two block length * are 120 kilograms/m for 0.6*0.3*0.05 rice, unit weight3Vertical hair glass
Cotton plate, with diameter 4mm, above-mentioned two pieces of rock cotton boards are spliced into an entirety by the iron wire that 0.3 meter of length, then in spliced rock
The retardant cotton gauze and brushing flame-proof acrylic water-repellent paint that cotton plate surface surrounding laying mesh is 0.2mm, treat that fire-resistant waterproof applies
Material infiltrates into rock cotton board and the anti-rain, inoffensive cladding rock cotton board is made after spontaneously drying 24h.
Embodiment 2：
First, the selection wide * think gauges of four block length * are double centner/m for 1.2*0.15*0.05 rice, unit weight3Vertical hair rock wool
Plate, above-mentioned four pieces of rock cotton boards are spliced into an entirety with the fire-retardant batten of diameter 4mm, 0.5 meter of length, then after splicing
Rock wool plate surface surrounding laying mesh be the fire-retardant nylon cloths of 1mm and brushing flame-proof silicon rubber emulsion waterproofing paint, treat fire-retardant
Water-repellent paint infiltrates into rock cotton board and the anti-rain, inoffensive bag is made after 50 DEG C or so bakings are dried 6 hours
Cover rock cotton board.
Embodiment 3：
First, the selection wide * think gauges of four block length * are 120 kilograms/m for 1.2*0.15*0.05 rice, unit weight3Vertical hair rock wool
Plate, above-mentioned four pieces of vertical hair mineral wool boards are spliced into an entirety with the fire-retardant bamboo stick of diameter 5mm, 0.5 meter of length, then spelled
Rock wool plate surface surrounding laying mesh after connecing is the fire-retardant non-woven fabrics of mesh 0.1mm and brushes fire-retardant cement base elastic water-proof painting
Material, infiltrated into after flame-retardant waterproof coating in rock cotton board and the anti-rain is made after 50 DEG C or so bakings are dried 8 hours, no
The cladding rock cotton board hurted sb.'s feelings.
Embodiment 4：
First, the selection wide * think gauges of five block length * are 120 kilograms/m for 1.2*0.15*0.05 rice, unit weight3Vertical hair rock wool
Plate, above-mentioned five pieces of vertical hair mineral wool boards are spliced into an entirety, Ran Hou with the stainless steel wire of diameter 6mm, 0.75 meter of length
Spliced rock wool plate surface surrounding laying mesh is the fire-retardant non-woven fabrics of mesh 0.1mm and brushing flame retardant polyurethane waterproof applies
Material, infiltrated into after flame-retardant waterproof coating in rock cotton board and the anti-rain is made after 50 DEG C or so bakings are dried 8 hours, no
The cladding rock cotton board hurted sb.'s feelings.
Embodiment 5：
First, the selection wide * think gauges of six block length * are double centner/m for 1.2*0.15*0.08 rice, unit weight3Vertical hair rock wool
Plate, above-mentioned six pieces of vertical hair mineral wool boards are spliced into an entirety with the not flame retardant plastic charge bar of diameter 6mm, 0.9 meter of length, then
It is the fire-retardant nylon cloths of mesh 0.1mm in spliced rock wool plate surface surrounding laying mesh and brushes fire-retardant cement-based elastic and prevent
Water paint, infiltrated into after flame-retardant waterproof coating in rock cotton board and the rain-proof is made after 50 DEG C or so bakings are dried 8 hours
Leaching, inoffensive cladding rock cotton board.
Comparative example 1
It for 0.6*0.3*0.05 rice, unit weight is 120 kilograms/m to select the wide * think gauges of two block length *3Vertical hair block of glass wool,
With diameter 4mm, above-mentioned two pieces of rock cotton boards are spliced into an entirety and obtain uncoated rock cotton board by the iron wire that 0.3 meter of length.
Comparative example 2
First, the selection wide * think gauges of two block length * are 120 kilograms/m for 0.6*0.3*0.05 rice, unit weight3Vertical hair glass
Cotton plate, with diameter 4mm, above-mentioned two pieces of rock cotton boards are spliced into an entirety by the iron wire that 0.3 meter of length, then in rock wool plate surface
Brushing flame-proof acrylic water-repellent paint, the cladding is made in rock cotton board and after spontaneously drying 24h after flame-retardant waterproof coating
Rock cotton board.
Comparative example 3
First, the selection wide * think gauges of two block length * are 120 kilograms/m for 0.6*0.3*0.05 rice, unit weight3Vertical hair glass
Cotton plate, with diameter 4mm, above-mentioned two pieces of rock cotton boards are spliced into an entirety by the iron wire that 0.3 meter of length, then in spliced rock
The cladding rock cotton board is made in the retardant cotton gauze that cotton plate surface surrounding laying mesh is 0.2mm.
Comparative example 4
First, the selection wide * think gauges of two block length * are 120 kilograms/m for 0.6*0.3*0.05 rice, unit weight3Vertical hair glass
Cotton plate, with diameter 4mm, above-mentioned two pieces of rock cotton boards are spliced into an entirety by the iron wire that 0.3 meter of length, then in spliced rock
Cotton plate surface surrounding laying mesh is 0.2mm retardant cotton gauze and brushes non-flame resistant water-proof acrylic acid paint, i.e., system coats rock
Cotton plate.
JG/T483-2015 is pressed to the cladding rock cotton board of the embodiment of the present invention 1 and comparative example 1-4 rock cotton board《Rock wool is thin to smear
Grey material for external thermal insulation system of external wall》Standard detection, performance indications such as following table：
It is above-mentioned to be illustrated for exemplary embodiment, it should not be construed as limiting the invention.For art
Those of ordinary skill for, can also make other changes in different forms on the basis of the above description.Here
There is no need to be enumerated to all embodiments.And the obvious changes or variations thus extended out still in
Among the protection domain of the invention.
Claims (7)
1. a kind of anti-rain, inoffensive cladding rock cotton board, it is characterised in that the cladding rock cotton board is by rock cotton board (1), rock wool
Plate splicing reinforcement (2), rock cotton board covering material (3), rock cotton board flame-retardant waterproof coating (4) are formed；Its specific preparation technology is：
First, an entirety is spliced into by splicing reinforcement (2) between some rock cotton boards (1), then in spliced rock wool plate surface
Rock cotton board covering material (3) and brushing flame-retardant waterproof coating (4) are laid, treats that flame-retardant waterproof coating (4) is infiltrated into rock cotton board (1)
After drying, rock cotton board, covering material are connected as an entirety, formed continuous, fine and close waterproof coating be made the anti-rain,
Inoffensive cladding rock cotton board.
2. anti-rain, inoffensive cladding rock cotton board according to claim 1, it is characterised in that the flame-retardant waterproof coating
(4) thickness that the fine and close waterproof coating formed is infiltrated into rock cotton board (1) by the hole of rock cotton board covering material (3) is
0.5-2mm。
3. according to any one of the claim 1-2 anti-rains, inoffensive cladding rock cotton board, it is characterised in that the rock wool
One or more of the plate (1) in vertical hair rock cotton board, vertical hair mineral wool board, vertical hair block of glass wool；Its unit weight be 60-160 kilograms/
m3, length be 0.3-2 rice, width is 0.05-0.18 rice, thickness is 0.03-0.2 rice.
4. anti-rain, inoffensive cladding rock cotton board according to claim 3, it is characterised in that the rock cotton board splicing adds
Strong material (2) is selected from ceramic rod, iron wire, stainless steel wire, the pin chips by fire prevention processing, the bamboo stick by fire prevention processing, warp
The one or more crossed in the sticking plaster of fire prevention processing；Its a diameter of 2-8mm, length 0.1-1.5m.
5. anti-rain, inoffensive cladding rock cotton board according to claim 4, it is characterised in that the rock cotton board coats material
Expect that (3) are selected from by fire prevention processing, cotton gauze, nylon net cloth, non-woven fabrics, inorfil cloth between mesh size 0.02-3mm
In one or more.
6. according to any one of the claim 3-5 anti-rains, inoffensive cladding rock cotton board, it is characterised in that the rock wool
Plate flame-retardant waterproof coating (4) is selected from the addition of the acrylic emulsion water-repellent paint of fire retardant, silicon rubber emulsion waterproofing paint, poly-
One or more in urethane emulsion waterproofing paint, cement-based elastic water-repellent paint.
7. according to any one of the claim 1-6 anti-rains, inoffensive cladding rock cotton board, it is characterised in that the drying
24h or 50 DEG C or so baking 4-8 hour is spontaneously dried for normal temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710788008.2A CN107605056A (en) | 2017-09-04 | 2017-09-04 | A kind of exterior-wall heat insulation anti-rain, inoffensive cladding rock cotton board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710788008.2A CN107605056A (en) | 2017-09-04 | 2017-09-04 | A kind of exterior-wall heat insulation anti-rain, inoffensive cladding rock cotton board |
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| Publication Number | Publication Date |
|---|---|
| CN107605056A true CN107605056A (en) | 2018-01-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710788008.2A Pending CN107605056A (en) | 2017-09-04 | 2017-09-04 | A kind of exterior-wall heat insulation anti-rain, inoffensive cladding rock cotton board |
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| Country | Link |
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| CN (1) | CN107605056A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110600573A (en) * | 2019-10-11 | 2019-12-20 | 徐州核润光能有限公司 | Solar photovoltaic module |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202055362U (en) * | 2011-01-28 | 2011-11-30 | 北京振利高新技术有限公司 | Rock wool composite board for fireproof barrier |
| CN102635172A (en) * | 2012-05-10 | 2012-08-15 | 北京振利节能环保科技股份有限公司 | Composite rock wool reinforcement plate and preparation method for composite rock wool reinforcement plate |
| CN202882237U (en) * | 2012-09-11 | 2013-04-17 | 广西玉林市参益钢建有限公司 | Sandwich composite fireproof waterproof heat-insulated heat retaining plate and installment and connection thereof |
| CN203755477U (en) * | 2014-03-28 | 2014-08-06 | 黑龙江众和神华节能建材科技开发有限公司 | Waterproof seepage-proof adjacency-gap-free composite heat insulation board |
| CN106988481A (en) * | 2017-06-02 | 2017-07-28 | 廊坊厚德科技有限公司 | A kind of fiberglass reinforced building heat preservation sheet material and its production technology |
-
2017
- 2017-09-04 CN CN201710788008.2A patent/CN107605056A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202055362U (en) * | 2011-01-28 | 2011-11-30 | 北京振利高新技术有限公司 | Rock wool composite board for fireproof barrier |
| CN102635172A (en) * | 2012-05-10 | 2012-08-15 | 北京振利节能环保科技股份有限公司 | Composite rock wool reinforcement plate and preparation method for composite rock wool reinforcement plate |
| CN202882237U (en) * | 2012-09-11 | 2013-04-17 | 广西玉林市参益钢建有限公司 | Sandwich composite fireproof waterproof heat-insulated heat retaining plate and installment and connection thereof |
| CN203755477U (en) * | 2014-03-28 | 2014-08-06 | 黑龙江众和神华节能建材科技开发有限公司 | Waterproof seepage-proof adjacency-gap-free composite heat insulation board |
| CN106988481A (en) * | 2017-06-02 | 2017-07-28 | 廊坊厚德科技有限公司 | A kind of fiberglass reinforced building heat preservation sheet material and its production technology |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110600573A (en) * | 2019-10-11 | 2019-12-20 | 徐州核润光能有限公司 | Solar photovoltaic module |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180119 |
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| RJ01 | Rejection of invention patent application after publication |