CN103469908A - Reticular dimensional reinforced heat preservation rock wool board - Google Patents
Reticular dimensional reinforced heat preservation rock wool board Download PDFInfo
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- CN103469908A CN103469908A CN2013103478237A CN201310347823A CN103469908A CN 103469908 A CN103469908 A CN 103469908A CN 2013103478237 A CN2013103478237 A CN 2013103478237A CN 201310347823 A CN201310347823 A CN 201310347823A CN 103469908 A CN103469908 A CN 103469908A
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Abstract
The invention discloses a reticular dimensional reinforced heat preservation rock wool board; the reticular dimensional reinforced heat preservation rock wool board comprises a rock wool layer, an upper reticular structure layer, a lower reticular structure layer and connecting pieces, wherein the upper and lower reticular structure layers are respectively arranged on the upper and lower surfaces of the rock wool layer, and the connecting pieces penetrate through the rock wool layer to connect the upper reticular structure layer with the lower reticular structure layer. According to the reticular dimensional reinforced heat preservation rock wool board provided by the invention, a stereoscopic reticular dimensional reinforced structure is formed in the rock wool layer, so that the tensile strength, dimensional stability and compressive strength of the rock wool board are greatly improved; the reticular dimensional reinforced heat preservation rock wool board can be prepared in a way that a small number of technologies are added to the back-end procedure of the existing rock wool board production technology during production, and the reticular dimensional reinforced heat preservation rock wool board has the advantages that the technology is simple, the production efficiency is high, the production cost is low, and the practical popularization and use values are superior.
Description
Technical field
The invention belongs to building operations heat insulating material technical field, be specifically related to a kind of net dimension and strengthen the heat preservation rock plate.
Background technology
Along with energy-saving and environmental protection with set up the needs of conservation-minded society, China advocates and Generalization of Energy-saving Construction always energetically.Therefore, various construction wall heat preservation technologies and material continue to bring out.
By the building fire protection grade, China is divided into four ranks to the external wall outer insulation material, is respectively A level, B1 level, B2 level and B3 level.Particularly, the A level is to have the inorganic material of heat insulation effect without burning-point, is called incombustible material.The B1 level is difficult combustion heat insulating material, though can light, just automatic distinguishing of burning things which may cause a fire disaster left.The B2 level is flammable heat insulating material, mainly comprises expansion polyphenyl plate, extruded polystyrene board and granular polystyrene etc., and this material burning-point is low, and can discharge a large amount of pernicious gases in combustion process.The B3 level is inflammable heat insulating material, thisly take the heat insulating material that polyphenyl foam is main material, and external-wall heat-insulation material market at present has been eliminated out.
At present heat insulating material commonly used is the XPS(extrusion moulding type polystyrene) plate, EPS(polystyrene) plate or other organic insulation material plate, the common shortcoming of these heat insulating materials is that fireproof performance is poor, burn when breaking out of fire and produce a large amount of toxic gases, some material can also cause the rapid spread of fire, has serious fire safety evaluating hidden danger.
In recent years, encircle International Square, Harbin longitude and latitude 360 degree double star mansions, Beijing CCTV new address, teacher apartment, Jiangzhou, Shanghai etc. in China Nanjing architectural exterior insulation material fire occurs in succession, cause serious casualties and property loss.The inflammable flammable heat insulating material for external of building has become the disaster hidden-trouble that a class is new, for this reason, firmly build section and the Ministry of Public Security and combine and issue " civilian construction outer heat preservation system and decoration of exterior wall fire prevention temporary provisions " [No. (2009) 46, public logical word] literary composition and " about the notice of further clear and definite civilian construction heat insulating material for external fire supervision management relevant requirements " two files of [public affairs disappear (2011) No. 65] literary composition, the material that in file, the external wall thermal insulation combustibility is the A level has been done rigid requirement.
Traditional rock wool is as a kind of inorganic heat insulation material, it has fabulous fireproof performance, itself can not lighted by fire, fire-protection rating is the A level, but rock wool is the stratiform open structure, its compressive strength and tensile strength are lower, perpendicular to surperficial tensile strength, are wherein one of important indicators of external wall outer insulation use asbestos product, tensile strength is low while causing as external thermal insulation system, and resisting wind press capacity is poor, directly affects the safety of external thermal insulation system; Not good enough just because of rock cotton board tensile strength, cause it very limited as the application of high-rise building insulation material separately at present.In the specifications of engineering construction of Shanghai City in rock cotton board external insulating system for thinly plastered external wall application technology rules just clearly this system to be applicable to seismic fortification intensity be the building that 7 degree and following and local 8 degree structures are set up defences, apply highly and must not be greater than 100m.When application highly surpasses 100m, should carry out special project design and demonstration.
Current widely used rock wool outer wall outer heat preservation system is still the anchorage style that adopts bonding to combine with crab-bolt, mainly tack coat, rock cotton board insulation layer, anchoring piece, back-up coat and finish coat, consist of, back-up coat is built-in glass fiber mesh or the back-up coat of gauze wire cloth; By back-up coat, the rock wool surface is strengthened, improved whole tensile strength and the rupture strength of system; However, the rock wool of internal system is still the stratiform open structure, and the problem that its tensile strength is low does not obtain real solution.By the retrieval to existing document, find, the Chinese invention patent that application number is 201110316337.X discloses a kind of enhanced fire-proofing warming plate rock wool, mineral wool, glass wool pack formed therein with insulation adhesive and grid cloth; Rock wool, mineral wool, glass wool in this enhanced fire-proofing warming plate are still the stratiform open structure, and the problem that its whole tensile strength is low does not obtain real solution.The Chinese invention patent that application number is 201110192947.3 discloses a kind of three-dimensional reinforced hydrophobic rock wool insulation board, be provided with the three-dimensional high temperature resistant fortifying fibre arranged in this rock-wool heat insulation plate, comprise the high temperature resistant fortifying fibre of mutual vertically disposed two dimension on horizontal plane and the vertical high temperature resistant fortifying fibre arranged on the vertical direction vertical with horizontal plane, thereby make rock-wool heat insulation plate all be greatly improved in the tensile strength of level board face and vertical panel face direction; Yet its technique is numerous and diverse, cost of production is high, and practical extending application value is not high.
Summary of the invention
The object of the invention is to overcome the deficiency that above-mentioned prior art exists, provide a kind of net dimension to strengthen the heat preservation rock plate.Net dimension of the present invention strengthens the heat preservation rock plate by the inner net dimension that forms of rock wool, strengthening structure, has improved significantly the tensile strength of rock cotton board; Simultaneously, this net dimension strengthens the heat preservation rock plate and only need can prepare in the later process increase twice technique of existing rock cotton board production technology, has the advantage that technique is simple, production efficiency is high, cost of production is low, possesses excellent actual popularizing value.
The objective of the invention is to be achieved through the following technical solutions:
The present invention relates to a kind of net dimension and strengthen the heat preservation rock plate, described net dimension strengthens upper and lower net structure layer and the connector that the heat preservation rock plate comprises rock wool layer, is separately positioned on the upper and lower surface of described rock wool layer, and described connector penetrates rock wool layer and connects upper and lower net structure layer.
Preferably, described upper and lower net structure layer is gauze wire cloth; Described connector is on some grid line that are arranged on gauze wire cloth and perpendicular to the steel wire of upper gauze wire cloth; After described connector vertically penetrates rock wool layer, bending is overlapped on the grid line of lower gauze wire cloth.
Preferably, described connector is arranged on the grid line intersection of gauze wire cloth, and described connector vertically penetrates the crooked grid line intersection that is overlapped on lower gauze wire cloth after rock wool layer.
Preferably, described upper and lower net structure layer is fiberglass gridding cloth; Described connector is the alkali resistant suture, and described alkali resistant suture penetrates rock wool layer and sews up fixing upper and lower fiberglass gridding cloth.
Preferably, described fiberglass gridding cloth is alkaline-resisting or the medium-alkali glass fibre grid cloth, and described alkali resistant suture is alkali resistant glass fiber line or nylon wire.The medium-alkali glass fibre grid cloth can strengthen compressive strength and the tensile strength that net dimension of the present invention strengthens the heat preservation rock plate.
Preferably, described stitching is unidirectional stitching, and described alkali resistant suture is parallel lines on upper and lower fiberglass gridding cloth surface.
Preferably, described stitching is sewed up for intersecting, and described alkali resistant suture is latticed on upper and lower fiberglass gridding cloth surface.Now, suture becomes the three-dimensional distribution of net dimension in rock wool layer, can improve to greatest extent compressive strength, tensile strength and deformation stability that the net dimension strengthens the heat preservation rock plate.
The needle gage adopted when preferably, described intersection is sewed up equates with the length of side of the unit grid of described upper and lower fiberglass gridding cloth.
Preferably, described rock wool layer is the hydrophobic rock wool layer.
Preferably, the thickness of described rock wool layer is 3～5cm.
Compared with prior art, the present invention has following beneficial effect:
1, net dimension of the present invention strengthens the heat preservation rock plate by the inner net dimension that forms of rock wool layer, strengthening structure, has improved significantly tensile strength, dimensional stability, the compressive strength of rock cotton board;
2, net of the present invention dimension strengthens the heat preservation rock plate only need increase a small amount of technique in the later process of existing rock cotton board production technology and can prepare, and has the advantage that technique is simple, production efficiency is high, cost of production is low, possesses excellent actual popularizing value.
The accompanying drawing explanation
By reading the detailed description of non-limiting example being done with reference to the following drawings, it is more obvious that other features, objects and advantages of the present invention will become:
Fig. 1 is the structural representation that net dimension of the present invention strengthens the heat preservation rock plate;
In the net dimension enhancing heat preservation rock plate that Fig. 2 is embodiment 1, steel wire is at the schematic diagram of arranging of upper netted deck;
The net dimension that Fig. 3 is embodiment 2 strengthens the suture distribution schematic diagram of heat preservation rock plate;
The net dimension that Fig. 4 is embodiment 3 strengthens the suture distribution schematic diagram of heat preservation rock plate;
Wherein, 1 is rock wool layer, and 2 is upper netted deck, and 3 is lower netted deck, and 4 is connector.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.Following examples will contribute to those skilled in the art further to understand the present invention, but not limit in any form the present invention.It should be pointed out that to those skilled in the art, without departing from the inventive concept of the premise, can also make some distortion and improvement.These all belong to protection scope of the present invention.
The present embodiment relates to a kind of net dimension and strengthens the heat preservation rock plate, and its structural representation as shown in Figure 1, 2; As shown in Figure 1, comprise rock wool layer 1, be separately positioned on upper and lower net structure layer 2,3 and the connector 4 on described rock wool layer 1 upper and lower surface, described connector 4 penetrates rock wool layer 1 and connects upper and lower net structure layer 2,3.
The hydrophobic rock wool layer that the rock wool layer 1 of the present embodiment is 3cm, this hydrophobic rock wool layer is processed through integral hydrophobic in forming process, but not surperficial hydrophobic only.If the rock cotton board of surperficial hydrophobic only, rock cotton board is actual will form the water-repellent layer on two top layers and the untreated layer of nexine, junction between layers easily forms weak spot, thereby wind resistance, tensile strength to rock wool layer 1 impact, and then the net dimension that affects the present embodiment strengthens the security performance of heat preservation rock plate system.As the preferred embodiment of the present embodiment, this rock wool layer 1 can be selected high-strength, hydrophobic rock wool layer; The parameter index high-strength, that hydrophobic is concrete is according to GB/T11835-2007 and GB/T25975-2010.
In the present embodiment, adopt some steel wires as connector 4, gauze wire cloth is as upper and lower net structure layer 2,3; Described some steel wires are arranged on perpendicular to upper gauze wire cloth on the grid line of upper gauze wire cloth, and after during assembling, steel wire vertically penetrates rock wool layer, bending is overlapped on the grid line of lower gauze wire cloth.Strengthen the intensity of heat preservation rock plate in order better to strengthen the net dimension, the optimal technical scheme of the present embodiment is the grid line intersection that steel wire is arranged on gauze wire cloth, vertically penetrates the crooked grid line intersection that is overlapped on lower gauze wire cloth after rock wool layer; Now, steel wire is arranged as shown in Figure 2 upper gauze wire cloth, and steel wire is the three-dimensional distribution of net dimension in rock wool layer, and the net dimension that can improve to greatest extent the present embodiment strengthens compressive strength and the tensile strength of heat preservation rock plate.Steel wire can be the grid line intersection that is welded on gauze wire cloth, and more preferably steel wire and upper gauze wire cloth are integrated production, can also simplify production technology in the intensity that strengthens net dimension enhancing heat preservation rock plate, reduce production costs.The structure that during the integrated production of steel wire and upper gauze wire cloth, preferred steel wire is U-shaped like, the closed section of the steel wire of this U-shaped like is overlapped on to two grid line intersections of upper gauze wire cloth, two grid line intersections and contact on corresponding closed section are welded and fixed and get final product; Adopt such technique, even not prison welding, steel wire still can play the effect that is fixedly connected with gauze wire cloth and rock wool layer, has greatly improved the security performance of whole system.
The present embodiment relates to a kind of net dimension and strengthens the heat preservation rock plate, and its structural representation as shown in Figure 1,3; As shown in Figure 1, comprise rock wool layer 1, be separately positioned on upper and lower net structure layer 2,3 and the connector 4 on described rock wool layer 1 upper and lower surface, described connector 4 penetrates rock wool layer 1 and connects upper and lower net structure layer 2,3.
The hydrophobic rock wool layer of the integral hydrophobic that the rock wool layer 1 of the present embodiment is 3cm, with the rock wool layer in embodiment 1.
In the present embodiment, adopt the alkali resistant glass fiber suture as connector 4, the medium-alkali glass fibre grid cloth of alkaline-resisting coating is as upper and lower net structure layer 2,3.In actual production process, the later process of the technique of producing in existing traditional rock cotton board increases two procedures: on the upper and lower surface of rock wool layer, place the medium-alkali glass fibre grid cloth, adopt extraordinary industrial sewing machine with the alkali resistant glass fiber suture, upper medium-alkali glass fibre grid cloth, rock wool layer, lower medium-alkali glass fibre grid cloth to be sewed up and connected, the suture distribution schematic diagram as shown in Figure 3; As shown in Figure 3, adopted unidirectional sewing process, the lip-deep alkali resistant suture of upper and lower medium-alkali glass fibre grid cloth is parallel distribution.The suture of the present embodiment is not limited to the alkali resistant glass fiber suture, also can adopt nylon wire; During concrete the stitching, the needle gage of employing equates with the length of side of the unit grid of medium-alkali glass fibre grid cloth; When the medium-alkali glass fibre grid cloth adopted is of a size of 5 * 5cm, needle gage is selected 5cm; When the medium-alkali glass fibre grid cloth is of a size of 6 * 6cm, needle gage is selected 6cm; The medium-alkali glass fibre grid cloth of selecting in the present embodiment is of a size of 4 * 4cm, and the needle gage of employing is 4cm.
The present embodiment relates to a kind of net dimension and strengthens the heat preservation rock plate, and its structural representation is as shown in Fig. 1,4; As shown in Figure 1, comprise rock wool layer 1, be separately positioned on upper and lower net structure layer 2,3 and the connector 4 on described rock wool layer 1 upper and lower surface, described connector 4 penetrates rock wool layer 1 and connects upper and lower net structure layer 2,3.
The hydrophobic rock wool layer of the integral hydrophobic that the rock wool layer 1 of the present embodiment is 3cm, with the rock wool layer in embodiment 1.
In the present embodiment, adopt the alkali resistant glass fiber suture as connector 4, be of a size of the medium-alkali glass fibre grid cloth of alkaline-resisting coating of 4 * 4cm as upper and lower net structure layer 2,3.In manufacturing process, the later process of the technique of producing in existing traditional rock cotton board increases two procedures: on the upper and lower surface of rock wool layer, place the medium-alkali glass fibre grid cloth, adopt extraordinary industrial sewing machine with the alkali resistant glass fiber suture, upper medium-alkali glass fibre grid cloth, rock wool layer, lower medium-alkali glass fibre grid cloth to be sewed up and connected, during stitching, needle gage is 4cm; The suture distribution schematic diagram as shown in Figure 4, as shown in Figure 4, has adopted the intersection sewing process, and the lip-deep alkali resistant suture of upper and lower medium-alkali glass fibre grid cloth is grid and distributes; Now, the fine and closely woven net dimension of the inner formation of rock wool layer strengthens structure, can improve significantly tensile strength, compressive strength and the deformation stability of rock cotton board.
The purpose of the present embodiment is that the net dimension of comparing embodiment 1,2,3 strengthens heat preservation rock plate and the difficulty of construction and the performance that have traditional rock cotton board now.
Respectively according to standard GB/T/T25975, GB/T8811, the test method of GB/T10299 etc., the Test Network of test implementation example 1,2,3 dimension strengthens tensile strength, hydrophobic rate, dimensional stability and the compressive strength etc. of heat preservation rock plate respectively, and result of the test is as shown in table 1:
Table 1
As shown in Table 1, coefficient of thermal conductivity, quality hydroscopicity, dimensional stability, the hydrophobic rate of the net of embodiment 1,2,3 dimension enhancing heat preservation rock plate all can be good at meeting corresponding national standard; The tensile strength of embodiment 1,2,3 far exceeds 10kPa, and the far super 40kPa of compressive strength illustrates that the present invention, by inner formation of rock wool layer, strengthening structure, has improved tensile strength, the compressive strength of rock cotton board significantly; Also therefore, adopt net dimension of the present invention to strengthen the heat preservation rock plate as external thermal insulation system, its application height will be not limited in traditional 100m limited.Performance comparison by embodiment 1,2,3 is known, the dimensional stability of embodiment 3 is best, tensile strength, compressive strength are better, reason is to intersect to sew up and makes suture in rock wool layer, become net dimension solid to distribute, and can improve to greatest extent compressive strength, tensile strength and deformation stability (being dimensional stability) that the net dimension strengthens the heat preservation rock plate.Owing to adopting the high gauze wire cloth of intensity, therefore tensile strength, the compressive strength of embodiment 1 must be best in the three, yet its dimensional stability is inferior to embodiment 3, although this is because in the system of embodiment 1, steel wire is also the three-dimensional distribution of net dimension in rock wool layer, yet the interlayer laminating degree of gauze wire cloth and rock cotton board is poor than grid cloth, thereby the dimensional stability of system is affected; In addition, technique is than the sewing process complexity of embodiment 2,3 in concrete production implementation procedure for embodiment 1, and application property is poor, and real cost of production also must increase.The tensile strength of embodiment 2, compressive strength, dimensional stability are the poorest, although reason is the sewing process of parallel lines formula and also inner formation of rock wool layer, strengthens structure, yet tensile strength, compressive strength, the dimensional stability of parallel lines directions have only been strengthened, less perpendicular to suture link enhancement on the rock wool layer of parallel lines direction, thus cause tensile strength, compressive strength, the dimensional stability of whole system poor than embodiment 1,3.
Table 2
As shown in Table 2, the properties of the net of embodiment 1,2,3 dimension enhancing heat preservation rock plate exterior wall external heat preservation system all can be good at meeting corresponding national standard; Its tensile strength, ant wind load performance are all higher than the index of polyurethane sheet, XPS plate, EPS plate exterior wall external heat preservation system, this means that net dimension of the present invention strengthens the heat preservation rock plate and can use highrise building, also solved the inflammable problem of external thermal insulation system of applying polyester sheet, XPS plate, EPS plate, also solved the safety problem of highrise building facing bonding applique surface brick, will be the thorough innovation to existing external thermal insulation system field simultaneously.
Further the net of comparing embodiment 1,2,3 dimension strengthens heat preservation rock plate exterior wall external heat preservation system and the difficulty of construction that has traditional rock wool plate outer wall external insulation now, specific as follows:
Existing traditional rock wool plate outer wall external insulation (the Shanghai City specifications of engineering construction: rock cotton board external insulating system for thinly plastered external wall application technology rules) and the present invention's ( embodiment 1,2,3) net dimension to strengthen the basic comprising of heat preservation rock plate exterior wall external heat preservation system as shown in table 3:
Table 3
Traditional rock wool plate outer wall external insulation is when practice of construction, and in basic unit, before the bonding rock cotton board, the rock cotton board adhesive surface should first carry out surfacing; Also should carry out surfacing to the rock cotton board face of plastering after bonding, then smear the first floor plastering mortar, paving is pressed alkaline-resisting coating screen cloth, anchoring piece is installed, is smeared second layer plastering mortar, paving is pressed the alkaline-resisting coating screen cloth of the second layer, smear the 3rd layer of plastering mortar, carry out afterwards the finish coat construction operation.Net of the present invention dimension strengthens that the heat preservation rock plate exterior wall external heat preservation system has been saved that the rock cotton board tie layer surface is processed, rock cotton board is plastered the face surfacing, smeared the first floor plastering mortar, paving is pressed this four procedure of alkaline-resisting coating screen cloth, simplified technological process, reduce difficulty of construction, shortened construction period.
In addition, traditional rock wool plate outer wall external insulation, when crab-bolt is installed, requires to be pressed into alkaline-resisting coating screen cloth when wet taking advantage of the first floor plastering mortar, until the slightly stiff crab-bolt of installing in the time can touching of rubber cement; Visible construction more complicated, and the correctness on opportunity of installing will affect the accurate location of crab-bolt, cause the general safety performance reduction of system.Simultaneously, above-mentioned rock cotton board external insulating system for thinly plastered external wall application technology rules also clear the foundation wall that arranges of traditional rock wool plate outer wall external insulation crab-bolt require and the magnitude setting on metope, as shown in table 4 below; , also stipulate being designed with the building of bay window, when the insulation of the base plate of bay window adopts native system, should completely glue and crab-bolt should be set and fix, the quantity of crab-bolt is with shown in table 4 simultaneously.
Table 4
As shown in Table 4, the crab-bolt that traditional rock wool plate outer wall external insulation arranges is more, and it causes cold-heat bridge to increase, and also causes the accompanying base course wall breakdown point of system to increase, thereby layouts and can't accurately bring heat-insulation system safety reduction due to crab-bolt again simultaneously; When being applied to the insulation of bay window lower shoe or air-condition plate insulation, the more constructional difficulties that causes of crab-bolt.And net dimension of the present invention strengthens the heat preservation rock plate exterior wall external heat preservation system due to the net dimension enhancing heat preservation rock plate that has adopted the alkaline-resisting coating screen cloth of being compounded with of high compressive strength and tensile strength, installation crab-bolt operation is simple, crab-bolt is layouted accurately, the crab-bolt quantity simultaneously needed has obtained maximum minimizing, reduced the formation of cold-heat bridge, solved under the bay window and the heat preservation construction difficult problem of air-condition plate, ensured the overall security of heat-insulation system.
Above specific embodiments of the invention are described.It will be appreciated that, the present invention is not limited to above-mentioned specific implementations, and those skilled in the art can make various distortion or modification within the scope of the claims, and this does not affect flesh and blood of the present invention.
Claims (10)
1. a net dimension strengthens the heat preservation rock plate, it is characterized in that, described net dimension strengthens upper and lower net structure layer and the connector that the heat preservation rock plate comprises rock wool layer, is separately positioned on the upper and lower surface of described rock wool layer, and described connector penetrates rock wool layer and connects upper and lower net structure layer.
2. net dimension according to claim 1 strengthens the heat preservation rock plate, it is characterized in that, described upper and lower net structure layer is gauze wire cloth; Described connector is on some grid line that are arranged on gauze wire cloth and perpendicular to the steel wire of upper gauze wire cloth; After described connector vertically penetrates rock wool layer, bending is overlapped on the grid line of lower gauze wire cloth.
3. net according to claim 2 dimension strengthens the heat preservation rock plate, it is characterized in that, described connector is arranged on the grid line intersection of gauze wire cloth, and described connector vertically penetrates the crooked grid line intersection that is overlapped on lower gauze wire cloth after rock wool layer.
4. net dimension according to claim 1 strengthens the heat preservation rock plate, it is characterized in that, described upper and lower net structure layer is fiberglass gridding cloth; Described connector is the alkali resistant suture, and described alkali resistant suture penetrates rock wool layer and sews up fixing upper and lower fiberglass gridding cloth.
5. net dimension according to claim 4 strengthens the heat preservation rock plate, it is characterized in that, described fiberglass gridding cloth is alkaline-resisting or the medium-alkali glass fibre grid cloth, and described alkali resistant suture is alkali resistant glass fiber line or nylon wire.
6. net dimension according to claim 4 strengthens the heat preservation rock plate, it is characterized in that, described stitching is unidirectional stitching, and described alkali resistant suture is parallel lines on upper and lower fiberglass gridding cloth surface.
7. net dimension according to claim 4 strengthens the heat preservation rock plate, it is characterized in that, described stitching is sewed up for intersecting, and described alkali resistant suture is latticed on upper and lower fiberglass gridding cloth surface.
8. net dimension according to claim 7 strengthens the heat preservation rock plate, it is characterized in that, the needle gage adopted when described intersection is sewed up equates with the length of side of the unit grid of described upper and lower fiberglass gridding cloth.
9. strengthen the heat preservation rock plate according to the described net dimension of any one in claim 1～8, it is characterized in that, described rock wool layer is the hydrophobic rock wool layer.
10. strengthen the heat preservation rock plate according to the described net dimension of any one in claim 1～8, it is characterized in that, the thickness of described rock wool layer is 3～5cm.
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| CN201310347823.7A CN103469908B (en) | 2013-08-09 | 2013-08-09 | Net dimension enhancing heat preservation rock plate |
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| CN201310347823.7A CN103469908B (en) | 2013-08-09 | 2013-08-09 | Net dimension enhancing heat preservation rock plate |
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| CN103469908B CN103469908B (en) | 2017-09-22 |
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| CN201310347823.7A Active CN103469908B (en) | 2013-08-09 | 2013-08-09 | Net dimension enhancing heat preservation rock plate |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109779054A (en) * | 2019-03-27 | 2019-05-21 | 安徽徽盟新型建材有限公司 | A kind of multidimensional enhancing rock wool board |
| CN110042939A (en) * | 2019-04-15 | 2019-07-23 | 中建城市建设发展有限公司 | A kind of asbestos product and its fixing means |
| CN111827499A (en) * | 2019-11-18 | 2020-10-27 | 宁波华宝石节能科技股份有限公司 | Rock wool insulation board and preparation method thereof |
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| CN109779054A (en) * | 2019-03-27 | 2019-05-21 | 安徽徽盟新型建材有限公司 | A kind of multidimensional enhancing rock wool board |
| CN110042939A (en) * | 2019-04-15 | 2019-07-23 | 中建城市建设发展有限公司 | A kind of asbestos product and its fixing means |
| CN111827499A (en) * | 2019-11-18 | 2020-10-27 | 宁波华宝石节能科技股份有限公司 | Rock wool insulation board and preparation method thereof |
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| CN103469908B (en) | 2017-09-22 |
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