CN204098260U - A kind of polyurethane sheet with fire prevention isolation features - Google Patents
A kind of polyurethane sheet with fire prevention isolation features Download PDFInfo
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- CN204098260U CN204098260U CN201420575676.9U CN201420575676U CN204098260U CN 204098260 U CN204098260 U CN 204098260U CN 201420575676 U CN201420575676 U CN 201420575676U CN 204098260 U CN204098260 U CN 204098260U
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- fire prevention
- division board
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Abstract
The utility model belongs to building material technical field, particularly relate to a kind of polyurethane sheet with fire prevention isolation features, comprise the longitudinal direction fire prevention division board and division board of laterally preventing fires that are cross-linked, described longitudinally fire prevention division board and the fire prevention cofferdam being formed between division board and be used for pouring foaming polyurethane material of laterally preventing fires, the upper and lower surface of described polyurethane sheet is all covered with Ji Bu, the polyurethane thermal insulation board formed by the blown polyurethane materials of pouring into a mould is provided with in described fire prevention cofferdam, described polyurethane thermal insulation board and division board of longitudinally preventing fires, laterally fire prevention division board and the bonding connection of Ji Bu.The utility model production technology is simple, can make, compared with existing first processing technology, greatly enhance productivity, and structural strength is high on streamline, and fire prevention isolation effect is good.
Description
Technical field
The utility model belongs to building material technical field, particularly relates to a kind of polyurethane sheet with fire prevention isolation features.
Background technology
In order to improve the heat insulating effect of building, no matter be civilian construction or commercial building, national regulation exterior wall all must add one layer of heat preservation wallboard, and has concrete regulation to the fire protection requirement of used heat insulating material.
Build for non-curtain wall type, (one) should meet the following requirements for housing construction: the building 1, being highly more than or equal to 100m, and the combustibility of its heat insulating material should be A level; 2, be highly more than or equal to the building that 60m is less than 100m, the combustibility of its heat insulating material should lower than B2 level, and when adopting B2 level heat insulating material, every layer should arrange horizontal fire barrier; 3, be highly more than or equal to the building that 24m is less than 60m, the combustibility of its heat insulating material should lower than B2 level.When adopting B2 level heat insulating material, often two-layer horizontal fire barrier should be set; 4, be highly less than the building of 24m, the combustibility of its heat insulating material should lower than B2 level, and wherein, when adopting B2 level heat insulating material, every three layers should arrange horizontal fire barrier; (2) other civilian construction should meet the following requirements: the building 1, being highly more than or equal to 50m, and the combustibility of its heat insulating material should be A level; 2, be highly more than or equal to the building that 24m is less than 50m, the combustibility of its heat insulating material should be A level or B1 level, wherein, when adopting B1 level heat insulating material, often two-layerly should arrange horizontal fire barrier; 3, be highly less than the building of 24m, the combustibility of its heat insulating material should lower than B2 level, and wherein, when adopting B2 level heat insulating material, every layer should arrange horizontal fire barrier.
Should meet the following requirements for curtain wall type building: when 1, building height is more than or equal to 24m, the combustibility of heat insulating material should be A level; 2, when building height is less than 24m, the combustibility of heat insulating material should be A level or B1 level, and wherein, when adopting B1 level heat insulating material, every layer should arrange horizontal fire barrier.
In addition, when needing to arrange fire barrier by regulation, should arrange along floor location the A level heat insulating material that width is not less than 300mm, the insulation layer of roof and exterior wall intersection, roof openings position surrounding, the A level heat insulating material that width should be adopted to be not less than 500mm arranges horizontal fire barrier.
Polyurethane sheet is owing to having good thermal and insulating performance, can as warming plate, heat insulation decoration integrated plate and self-heat conserving template core, and in order to improve structural strength and fireproof performance, usual needs process many grooves on the surface of polyurethane sheet, then casting cement mortar or other materials in groove, after cement mortar solidifies, polyurethane sheet structural strength can be improved, certain fire prevention buffer action can also be played simultaneously.But, such polyurethane sheet fireproof performance is not high, and using such polyurethane sheet as warming plate, heat insulation decoration integrated plate and self-heat conserving template core, manufacturing process more complicated, needs first to make polyurethane sheet, and then casting cement mortar of slotting, efficiency comparison is low, and when arranging horizontal fire barrier in exterior-wall heat insulation operation, together with needing cement board or other inorganic fire sheet material to bond with warming plate, operation process is complicated, and workload is large.
Utility model content
The purpose of this utility model is to provide a kind of polyurethane sheet with fire prevention isolation features, be intended to solve the existing polyurethane sheet for making warming plate, heat insulation decoration integrated plate and self-heat conserving template core, fireproof performance is not high, and processing and making process is comparatively complicated, the technical problem that production efficiency is lower.
The utility model realizes like this, a kind of polyurethane sheet with fire prevention isolation features, comprise the longitudinal direction fire prevention division board and division board of laterally preventing fires that are cross-linked, described longitudinally fire prevention division board and the fire prevention cofferdam being formed between division board and be used for pouring foaming polyurethane material of laterally preventing fires, the upper and lower surface of described polyurethane sheet is all covered with Ji Bu, the polyurethane thermal insulation board formed by the blown polyurethane materials of pouring into a mould is provided with, described polyurethane thermal insulation board and division board of longitudinally preventing fires, horizontal prevent fires division board and the bonding connection of Ji Bu in described fire prevention cofferdam.
Improve as one, described polyurethane sheet comprises the inorganic heat preservation fire barrier of being made up of inorganic heat insulation material be arranged in parallel with described division board of laterally preventing fires, described inorganic heat preservation fire barrier is connected with division board of longitudinally preventing fires, the connection bonding with polyurethane thermal insulation board of described inorganic heat preservation fire barrier, the surface of described inorganic heat preservation fire barrier flushes with the surface of described polyurethane thermal insulation board.
As improving further, the height of described inorganic heat preservation fire barrier is 20 ~ 40cm.
As further improving, the height of described inorganic heat preservation fire barrier is 30cm.
Improve as one, described inorganic heat preservation fire barrier is rock cotton board fire barrier, pearlite slab fire barrier, glass bead plate fire barrier, cement board fire barrier or glue powder polyphenyl particle plate fire barrier.
As improving further, the thickness of described longitudinally fire prevention division board and laterally fire prevention division board is 3 ~ 10mm.
Improve as one, described polyurethane thermal insulation board is hard-foam polyurethane warming plate.
Improve as one, described Ji Bu is cement based cloth or grid cloth.
Improve as one, described longitudinally fire prevention division board and laterally fire prevention division board are calcium silicate board fire prevention division board or cement board fire prevention division board.
Improve as one, described longitudinally fire prevention division board and laterally fire prevention division board crisscross or groined type.
Owing to adopting technique scheme, the beneficial effects of the utility model are:
Because polyurethane sheet comprises the longitudinal direction fire prevention division board and division board of laterally preventing fires be cross-linked, longitudinally fire prevention division board and the fire prevention cofferdam formed between division board of laterally preventing fires, the upper and lower surface of polyurethane sheet is all covered with Ji Bu, pouring foaming polyurethane material in fire prevention cofferdam, blown polyurethane materials forms polyurethane thermal insulation board, and with division board of longitudinally preventing fires in the process that blown polyurethane materials is solidified, laterally fire prevention division board and the bonding connection of Ji Bu, bonding firmly, and do not need to use other cementing agent, the polyurethane sheet production technology that the utility model provides is simple, can make on streamline, with existing first machined polyurethane warming plate, then grouting of slotting is compared, greatly enhance productivity, and longitudinally fire prevention division board and division board of laterally preventing fires can strengthen the structural strength of polyurethane sheet, when breaking out of fire, fire spreading runs into longitudinally fire prevention division board and division board of laterally preventing fires and can be blocked, effectively can prevent fire spreading, there is good fire prevention isolation effect.
Because polyurethane sheet comprises the inorganic heat preservation fire barrier of being made up of inorganic heat insulation material be arranged in parallel with division board of laterally preventing fires, connection bonding with inorganic heat preservation fire barrier in the process that blown polyurethane materials is solidified, firmly bonding, technique is simple, and the surface of inorganic heat preservation fire barrier flushes with the surface of polyurethane thermal insulation board, namely the width of inorganic heat preservation fire barrier is all identical with thickness with the width of polyurethane sheet with thickness, the polyurethane sheet using the utility model to provide just can realize arranging inorganic heat preservation fire barrier, do not need to use other inorganic fire sheet material, and omit the connection procedure of bonding of inorganic fire sheet material and warming plate, improve structural strength and the heat insulation effect of heat preserving exterior wall, reduce working link, increase work efficiency, the height arranging inorganic heat preservation fire barrier is 20 ~ 40cm, building requirements can be met, height when inorganic heat preservation fire barrier is 30cm, result of use is good.
Because inorganic heat preservation fire barrier is rock cotton board fire barrier, pearlite slab fire barrier, glass bead plate fire barrier, cement board fire barrier or glue powder polyphenyl particle plate fire barrier; while there is good fireproofing function, also there is good heat insulation effect.
Because longitudinally fire prevention division board and horizontal thickness of preventing fires division board are 3 ~ 10mm, the fire prevention isolation effect of polyurethane sheet is good, and structural strength is high; Polyurethane thermal insulation board is hard-foam polyurethane warming plate, coefficient of thermal conductivity is low, and thermal property is good, long service life, the rate of closed hole of hard polyaminoester is more than 90%, belong to hydrophobic material, there is excellent protection against the tide, water resistance, and can be high temperature resistant, at high temperature also do not produce pernicious gas, carbon distribution can be formed at its foam surface when burning, helping isolation foam below, effectively preventing propagation of flame; Ji Bu is cement based cloth or grid cloth, improves the structural strength of polyurethane sheet, is beneficial to and cement mortar compact siro spinning technology; Longitudinally fire prevention division board and division board of laterally preventing fires are calcium silicate board fire prevention division board or cement board fire prevention division board, and crisscross or groined type, fire prevention isolation effect is good, makes polyurethane sheet structural strength high.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiment one;
Fig. 2 is the structural representation of embodiment two;
Fig. 3 is the structural representation of embodiment three;
Wherein, the longitudinal division board of preventing fires of 1-, the horizontal division board of preventing fires of 2-, 3-base cloth, 4-polyurethane thermal insulation board, 5-inorganic heat preservation fire barrier.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Embodiment one
As shown in Figure 1, a kind of polyurethane sheet with fire prevention isolation features, comprise the longitudinal direction fire prevention division board 1 and division board 2 of laterally preventing fires that are cross-linked, longitudinally fire prevention division board 1 and the fire prevention cofferdam being formed between division board 2 and be used for pouring foaming polyurethane material of laterally preventing fires, the upper and lower surface of polyurethane sheet is all covered with base cloth 3, the polyurethane thermal insulation board 4 formed by the blown polyurethane materials of pouring into a mould is provided with, polyurethane thermal insulation board 4 and division board 1 of longitudinally preventing fires, horizontal prevent fires division board 2 and the bonding connection of Ji Bu 3 in fire prevention cofferdam.
In the present embodiment, longitudinally the thickness d of fire prevention division board 1 and division board 2 of laterally preventing fires is 3 ~ 10mm, polyurethane thermal insulation board 4 is hard-foam polyurethane warming plate, base cloth 3 is cement based cloth or grid cloth, longitudinally fire prevention division board 1 and division board 2 of laterally preventing fires are calcium silicate board fire prevention division board or cement board fire prevention division board, longitudinally fire prevention division board 1 and division board 2 of laterally preventing fires are crossed as groined type, the quantity of longitudinally fire prevention division board 1 and division board 2 of laterally preventing fires can certainly be set according to specific requirement, make it intersect cross or other shapes.
Embodiment two
As shown in Figure 2, the present embodiment is identical with the basic structure of embodiment one, its difference is, the present embodiment comprises the inorganic heat preservation fire barrier 5 of being made up of inorganic heat insulation material be arranged in parallel with division board 2 of laterally preventing fires, inorganic heat preservation fire barrier 5 is connected with division board 1 of longitudinally preventing fires, inorganic heat preservation fire barrier 5 connection bonding with polyurethane thermal insulation board 4, the surface of inorganic heat preservation fire barrier 5 flushes with the surface of polyurethane thermal insulation board 4, longitudinally fire prevention division board 1 and laterally fire prevention division board 2 crisscross.
In the present embodiment; the height h of inorganic heat preservation fire barrier 5 is 20 ~ 40cm; preferably; the height h of inorganic heat preservation fire barrier 5 is 30cm, and inorganic heat preservation fire barrier 5 is preferably rock cotton board fire barrier, pearlite slab fire barrier, glass bead plate fire barrier, cement board fire barrier or glue powder polyphenyl particle plate fire barrier.
Embodiment three
As shown in Figure 3, as the technical scheme of the further improvement of embodiment two, the difference of the present embodiment and embodiment two is, the present embodiment is only provided with longitudinally fire prevention division board 1 and inorganic heat preservation fire barrier 5, and laterally fire prevention division board 2 is not set, inorganic heat preservation fire barrier 5 is played fire prevention isolation simultaneously and is improved the effect of polyurethane sheet structural strength.
The polyurethane sheet of what the utility model provided have fire prevention isolation features, be provided with longitudinally fire prevention division board 1 and laterally fire prevention division board 2, pouring foaming polyurethane material forms polyurethane thermal insulation board 4, and with division board 1 of longitudinally preventing fires in the process that blown polyurethane materials is solidified, laterally fire prevention division board 2 and the bonding connection of Ji Bu 3, bonding firmly, and do not need to use other cementing agent, production technology is simple, can make on streamline, greatly enhance productivity, overall construction intensity is high, fire prevention isolation effect is good, the inorganic heat preservation fire barrier 5 of being made up of inorganic heat insulation material is set, do not need to use other inorganic fire sheet material, omit the operation process of bonding of inorganic fire sheet material and warming plate, improve structural strength and the heat insulation effect of heat preserving exterior wall, reduce working link, increase work efficiency.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. one kind has the polyurethane sheet of fire prevention isolation features, it is characterized in that, comprise the longitudinal direction fire prevention division board and division board of laterally preventing fires that are cross-linked, described longitudinally fire prevention division board and the fire prevention cofferdam being formed between division board and be used for pouring foaming polyurethane material of laterally preventing fires, the upper and lower surface of described polyurethane sheet is all covered with Ji Bu, the polyurethane thermal insulation board formed by the blown polyurethane materials of pouring into a mould is provided with, described polyurethane thermal insulation board and division board of longitudinally preventing fires, horizontal prevent fires division board and the bonding connection of Ji Bu in described fire prevention cofferdam.
2. the polyurethane sheet with fire prevention isolation features according to claim 1, it is characterized in that, described polyurethane sheet comprises the inorganic heat preservation fire barrier of being made up of inorganic heat insulation material be arranged in parallel with described division board of laterally preventing fires, described inorganic heat preservation fire barrier is connected with division board of longitudinally preventing fires, the connection bonding with polyurethane thermal insulation board of described inorganic heat preservation fire barrier, the surface of described inorganic heat preservation fire barrier flushes with the surface of described polyurethane thermal insulation board.
3. the polyurethane sheet with fire prevention isolation features according to claim 2, it is characterized in that, the height of described inorganic heat preservation fire barrier is 20 ~ 40cm.
4. the polyurethane sheet with fire prevention isolation features according to claim 3, it is characterized in that, the height of described inorganic heat preservation fire barrier is 30cm.
5. the polyurethane sheet with fire prevention isolation features according to claim 4; it is characterized in that, described inorganic heat preservation fire barrier is rock cotton board fire barrier, pearlite slab fire barrier, glass bead plate fire barrier, cement board fire barrier or glue powder polyphenyl particle plate fire barrier.
6. the polyurethane sheet with fire prevention isolation features according to the arbitrary claim of claim 1 to 5, is characterized in that, the thickness of described longitudinally fire prevention division board and laterally fire prevention division board is 3 ~ 10mm.
7. the polyurethane sheet with fire prevention isolation features according to claim 6, it is characterized in that, described polyurethane thermal insulation board is hard-foam polyurethane warming plate.
8. the polyurethane sheet with fire prevention isolation features according to claim 6, it is characterized in that, described Ji Bu is cement based cloth or grid cloth.
9. the polyurethane sheet with fire prevention isolation features according to claim 6, is characterized in that, described longitudinally fire prevention division board and laterally fire prevention division board are calcium silicate board fire prevention division board or cement board fire prevention division board.
10. the polyurethane sheet with fire prevention isolation features according to claim 6, is characterized in that, described longitudinally fire prevention division board and laterally fire prevention division board crisscross or groined type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420575676.9U CN204098260U (en) | 2014-09-30 | 2014-09-30 | A kind of polyurethane sheet with fire prevention isolation features |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420575676.9U CN204098260U (en) | 2014-09-30 | 2014-09-30 | A kind of polyurethane sheet with fire prevention isolation features |
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| Publication Number | Publication Date |
|---|---|
| CN204098260U true CN204098260U (en) | 2015-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420575676.9U Expired - Fee Related CN204098260U (en) | 2014-09-30 | 2014-09-30 | A kind of polyurethane sheet with fire prevention isolation features |
Country Status (1)
| Country | Link |
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| CN (1) | CN204098260U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108265854A (en) * | 2018-04-04 | 2018-07-10 | 山东众屹建筑科技有限公司 | A kind of foam-in-place polyurethane external wall heat insulation system and its construction method |
-
2014
- 2014-09-30 CN CN201420575676.9U patent/CN204098260U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108265854A (en) * | 2018-04-04 | 2018-07-10 | 山东众屹建筑科技有限公司 | A kind of foam-in-place polyurethane external wall heat insulation system and its construction method |
| CN108265854B (en) * | 2018-04-04 | 2024-04-19 | 山东众屹建筑科技有限公司 | On-site foaming polyurethane external wall external heat insulation system and construction method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150114 Termination date: 20210930 |
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| CF01 | Termination of patent right due to non-payment of annual fee |