CN102011437A - Fireproof outer wall heat-insulating system and manufacturing method thereof - Google Patents
Fireproof outer wall heat-insulating system and manufacturing method thereof Download PDFInfo
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Abstract
The invention discloses a fireproof outer wall heat-insulating system and a manufacturing method thereof, and belongs to the field of the heat insulation of building outer walls. The system comprises heat-insulating boards, fireproof isolation heat-insulating boards and bonding layers, wherein the fireproof isolation heat-insulating boards are made of foam cement boards or foam glass boards; and the heat-insulating boards are bonded and paved on the constructed outer wall surface by the bonding layers to form a plurality of heat-insulating layers which are arranged at intervals, and the fireproof isolation heat-insulating boards are paved among the heat-insulating layers and are bonded on the outer wall surface by the bonding layers to be used as fireproof isolation strips among the heat-insulating layers. The paved fireproof isolation heat-insulating boards made of the foam cement boards or the foam glass boards are used as the fireproof isolation strips among the heat-insulating layers, and due to light weight, high strength, good heat-insulating effect, low water absorption rate and incombustibility, so the foam cement boards or the foam glass boards applied to the fireproof outer wall heat-insulating system can have excellent fireproof isolating effect among the heat-insulating boards, and ensure the heat insulation of wall bodies. The fireproof outer wall heat-insulating system has the advantages of low cost, convenience of construction and no cracking after bonding.
Description
Technical field
The exterior-wall heat insulation field that the present invention relates to build especially relates to a kind of fire prevention formula exterior wall heat-preserving system and preparation method thereof.
Background technology
For improving the fireproof performance of exterior wall heat-preserving system, the fire barrier is set in the exterior wall heat-preserving system of being everlasting at present, the Material Used of existing fire barrier mainly contains three kinds on the market: inorganic heat insulation mortar, rock wool, phenolic aldehyde heat preserving plate.
Adopt inorganic heat insulation mortar as the fire barrier heat insulating material, though inorganic heat insulation mortar belongs to burning grade A level heat insulating material, because heat insulating material itself is on-the-spot trowelling construction, the coefficient of thermal conductivity of material own is higher, reach 65% energy-conservation requirement and need do the above thickness of 12cm, on-the-spot trowelling way construction period is longer, can't carry out large-area construction at northern area.
Adopt rock wool as the fire barrier heat insulating material, though rock wool belongs to burning grade A level heat insulating material, the water absorption rate of rock wool own is very high, and internal construction is a stratiform, paste with adhesive mortar in can't constructing at the scene, use rock wool and the surface layer of material must be carried out the parcel processing, water absorption rate is higher but parcel back rock cotton board remains unchanged, and causes the possibility of position, fire barrier cracking bigger.
Adopt the phenolic aldehyde heat preserving plate as the fire barrier heat insulating material, still coefficient of thermal conductivity is all more satisfactory from pasting for the phenolic aldehyde heat preserving plate, but the efflorescence of phenolic aldehyde heat preserving plate surface layer is more serious, water absorption rate is higher, the later stage distortion is comparatively serious, phenolic aldehyde heat preserving plate burning grade itself is the B level, does not meet the standard that fire barrier the notice of " civilian construction outer heat preservation system and decoration of exterior wall fire prevention temporary provisions " is necessary for the A level from sheet material itself.
Summary of the invention
Based on above-mentioned existing in prior technology problem, embodiment of the present invention provides a kind of fire prevention formula exterior wall heat-preserving system and preparation method thereof, be a kind ofly to be convenient to exterior wall heat-preserving system that execute-in-place pastes, not ftracture after pasting, solved existing exterior wall heat-preserving system cost height, pasted problems such as the back is easy to crack.
The objective of the invention is to be achieved through the following technical solutions:
Embodiment of the present invention provides a kind of fire prevention formula exterior wall heat-preserving system, is used for exterior-wall heat insulation, comprising:
Warming plate and adhesive linkage are isolated in warming plate, fire prevention, and wherein, fire prevention is isolated warming plate and adopted foam cement plate or foam glass board;
Described warming plate is pasted by adhesive linkage and is laid on the insulation layer that the exterior wall surface of being constructed forms the setting of a plurality of intervals, and described fire prevention isolation warming plate is laid between each insulation layer and sticks on the described exterior wall surface as the fire barrier between each insulation layer by adhesive linkage.
Embodiment of the present invention further provides a kind of preparation method of the formula exterior wall heat-preserving system of preventing fires, and comprising:
Adopt warming plate, fire prevention isolation warming plate and the adhesive linkage raw material as this fire prevention formula exterior wall heat-preserving system, wherein, fire prevention is isolated warming plate and is adopted foam cement plate or foam glass board; Adhesive linkage is to be that raw material passes through the formulated mortar bonding adhesive adhesive linkage of mechanical agitation with the mortar;
(1) metope base treatment: the construction metope is handled, rejected the out-of-flatness part, make its planeness and fineness satisfy the bonding and thermal insulation plate and isolate the requirement of warming plate with fire prevention;
(2) reference line is set:, the reference line that warming plate is isolated in paste heat-preserving plate and fire prevention is set on the metope after the step (1) according to designing requirement;
(3) warming plate is isolated in paste heat-preserving plate and fire prevention: warming plate is laid on the exterior wall surface of being constructed by described adhesive linkage stickup forms the insulation layer that a plurality of intervals are provided with; The isolation warming plate of will preventing fires is laid between each insulation layer, and sticks on the fire barrier that forms on the described exterior wall surface between each insulation layer by described adhesive linkage;
(4) anchoring piece is installed: after described warming plate is pasted 24 hours, on the metope that warming plate and warming plate are pasted, anchor studs is set, warming plate further is fixed on the described metope by anchor studs;
(5) reinforcing mat is pressed in the shop: the junction that isolates warming plate and warming plate in fire prevention, the plastering mortar that is provided as consolidation process is pressed grid cloth, described plastering mortar presses the width of grid cloth to be not less than 20cm, monolithic grid cloth length is no longer than 6m, and the width that transverse lap is isolated on warming plate and the warming plate in fire prevention is not less than 10cm;
Promptly on the construction metope, make fire prevention formula exterior wall heat-preserving system by above-mentioned processing.
The technical scheme that provides by the embodiment of the invention as can be seen, between the insulation layer that is provided with at a plurality of intervals that warming plate forms in the embodiment of the invention, isolate warming plate by the fire prevention of laying foam cement plate or foam glass board and form fire barrier between each insulation layer, because foam cement plate or foam glass board have the advantage that light weight, intensity height, high insulating effect, water absorption rate are low, do not fire, therefore, be used in the exterior wall heat-preserving system, both can be between each warming plate play fine fire prevention isolation effect, also can guarantee insulation simultaneously to body of wall.And the foam cement plate of isolating warming plate as fire prevention has that cost is low, indehiscent advantage after the easy construction, stickup.
Description of drawings
The structural representation of the fire prevention formula exterior wall heat-preserving system that Fig. 1 provides for the embodiment of the invention;
The schematic cross-section of the fire prevention formula exterior wall heat-preserving system that Fig. 2 provides for the embodiment of the invention;
The three-dimensional cross section structure schematic diagram of the fire prevention formula exterior wall heat-preserving system that Fig. 3 provides for the embodiment of the invention.
The specific embodiment
The invention will be further described below in conjunction with specific embodiment.
Embodiment
The embodiment of the invention provides a kind of fire prevention formula exterior wall heat-preserving system, is used for exterior-wall heat insulation, can be used as the core system of whole exterior wall heat-preserving system, as shown in Figure 1, 2, this system comprises: warming plate 2 and adhesive linkage 4 are isolated in warming plate 1, fire prevention, and wherein, warming plate 1 can adopt polyphenyl plate or extruded sheet; Fire prevention is isolated warming plate 2 and is adopted foam cement plate or foam glass board, and the thickness of fire prevention isolation warming plate 2 is equal to the thickness of the warming plate 1 that is adopted; The adhesive linkage that adhesive linkage 4 can adopt the mortar bonding adhesive to form, mortar bonding adhesive can be to be that raw material passes through the formulated mortar bonding adhesive of mechanical agitation with mortar;
Described warming plate 1 is pasted to be laid on by adhesive linkage 4 and is formed the insulation layer that a plurality of intervals are provided with on the exterior wall surface 3 of being constructed, and described fire prevention isolation warming plate 2 is laid between each insulation layer and sticks on the described exterior wall surface 3 as the fire barrier between each insulation layer by adhesive linkage 4.
In the said system, the gap that warming plate 1 and adjacent fire prevention are isolated between the warming plate 2 is 0.8～1.2mm, is filled with polyurathamc 5 in the gap between warming plate 1 and the adjacent fire prevention isolation warming plate 2.The junction that warming plate 2 is isolated in warming plate 1 and adjacent fire prevention has been provided with the plastering mortar of reinforcement effect and has pressed grid cloth 6, and plastering mortar is pressed grid cloth 6 to cover warming plate 1 and is not less than 10cm with length on the fire prevention isolation warming plate 2.
The preparation method of above-mentioned fire prevention formula exterior wall heat-preserving system specifically comprises the steps, comprising:
Adopt warming plate, fire prevention isolation warming plate and the adhesive linkage raw material as this fire prevention formula exterior wall heat-preserving system, wherein, fire prevention is isolated warming plate and is adopted foam cement plate or foam glass board; Adhesive linkage is to be that raw material passes through the formulated mortar bonding adhesive adhesive linkage of mechanical agitation with the mortar;
(1) metope base treatment: the construction metope is handled, rejected the out-of-flatness part, make its planeness and fineness satisfy the bonding and thermal insulation plate and isolate the requirement of warming plate with fire prevention;
(2) reference line is set:, the reference line that warming plate is isolated in paste heat-preserving plate and fire prevention is set on the metope after the step (1) according to designing requirement;
(3) warming plate is isolated in paste heat-preserving plate and fire prevention: warming plate is laid on the exterior wall surface of being constructed by described adhesive linkage stickup forms the insulation layer that a plurality of intervals are provided with; The isolation warming plate of will preventing fires is laid between each insulation layer, and sticks on the fire barrier that forms on the described exterior wall surface between each insulation layer by described adhesive linkage;
In above-mentioned steps (3) before, can increase and paste the step of turning over the bag grid cloth, promptly paste and turn over the bag grid cloth at discontinuous place such as door and window hole or parapet;
(4) anchoring piece is installed: after described warming plate is pasted 24 hours, on the metope that warming plate and warming plate are pasted, anchor studs is set, warming plate further is fixed on the described metope by anchor studs;
(5) reinforcing mat is pressed in the shop: the junction that isolates warming plate and warming plate in fire prevention, the plastering mortar that is provided as consolidation process is pressed grid cloth, described plastering mortar presses the width of grid cloth to be not less than 20cm, monolithic grid cloth length is no longer than 6m, and the width that transverse lap is isolated on warming plate and the warming plate in fire prevention is not less than 10cm;
Promptly on the construction metope, make fire prevention formula exterior wall heat-preserving system by above-mentioned processing.
Can be used as the core system of whole exterior wall heat-preserving system through the above-mentioned fire prevention formula exterior wall heat-preserving system that is made into, on the basis of this fire prevention formula exterior wall heat-preserving system, again through subsequent treatment, as smear processing such as bottom plastering mortar, laying grid cloth, float coat plastering mortar, can obtain whole exterior wall heat-preserving system.
Promptly on the construction metope, make fire prevention formula exterior wall heat-preserving system by above-mentioned processing.
To make the process of this fire prevention formula exterior wall heat-preserving system at the exterior wall wall construction, above-mentioned fire prevention formula exterior wall heat-preserving system is explained below.
1) specific requirement of the fire barrier in the fire prevention formula exterior wall heat-preserving system is as follows:
24m≤H＜50m heat insulating material: A level B1 level;
2) construction part and the concrete construction requirement of the fire barrier in the fire prevention formula exterior wall heat-preserving system
3) the making construction technology of fire prevention formula exterior wall heat-preserving system:
(1) base treatment: basic unit's body of wall of being constructed is reached quality standards through acceptance on examination, should thoroughly clear up former outer plinth course for the metope that does not reach standard-required, reject sudden and violent skin, efflorescence, loosening, crack hollowing part, levelling is cleaned out and repair, reinforced to the residue of metope and release agent.
The dimensional errors of the body of wall basal plane of exterior-wall heat insulation construction should meet following table and require:
(2) unwrapping wire, extension reference line: according to the requirement of elevation of building design and fire barrier, flat, the vertical control line that discharges water is to determine the concrete construction part of fire barrier;
(3) preparation bonding adhesive: by the preparation requirement, strict measurement, mechanical agitation is guaranteed to stir.Amount of preparation should be less than the consumption in 1.5 hours;
(4) the bag grid cloth is turned in stickup: polyphenyl plate of all stickups (warming plate) or fire barrier (foam cement plate or foam glass board) side exposed section (as shrinkage joint, building settlement seam etc.), and all should do grid cloth and turn over the bag processing;
(5) paste heat-preserving plate: the haftplatte operation is carried out from lower to upper, upper and lower plates answers the fissure of displacement to paste, especially fire barrier and warming plate also must be taked fissure of displacement construction up and down, the bonding mode of warming plate adopts the construction of some frame method, bonding area is more than 40%, and the bonding mode of fire barrier adopts completely sticking method to paste; And warming plate and fire prevention to be isolated the warming plate seam and reserve about 1cm, treat the adhesive mortar drying after, carry out joint filling with polyurathamc.After the foamed glue sclerosis, the foamed glue on cleaning plate surface, it is fair that foamed glue is polished to the plate face.
With plate seam between a kind of warming plate piece together tight, do not have " ash of meeting and discussing ", stitch and widely clogs with the polyphenyl sheet or the polyurathamc of respective thickness when exceeding 2mm.The piece discrepancy in elevation is not more than 1.5mm, otherwise application sand paper or special grinding facility polish flat polishing back removing surface flotation particle and dust.
(6) anchoring piece is installed: anchoring piece is installed at least and is carried out after the warming plate plate is pasted 24h.Be screwed into or knock in anchor studs.The anchoring piece of polyphenyl plate is the junction that the plum blossom shape is fixed on three blocks of plates, because the fire barrier is for full sticking and the warming plate area is less, so do not need to beat anchoring piece, but junction at two warming plates in edge, fire barrier, anchoring piece 7 (referring to Fig. 1) need be set, fixture guarantees to be connected more than the degree of depth 25mm with concrete base layer, more than aerated blocks or figuline building blocks basic unit are connected degree of depth 40mm.
(7) reinforcing mat is pressed in the shop: in the junction of fire barrier and warming plate heat insulating material, need to press grid cloth to do with plastering mortar and strengthen handling, the width of grid cloth can not be less than 20cm, and monolithic grid cloth length can not be longer than 6m, and transverse lap is of a size of 10cm.
(8) door and window hole reinforcing mat: ftractureing for preventing that the bight stress from concentrating in positions such as window window opening mouth, should use reinforcing mat, and reinforcing mat is of a size of 200*400, and paste position is the four jiaos of places of door and window hole that are miter angle with the hole.
(9) smear the bottom plastering mortar: smear the bottom plastering mortar at the warming plate face, thickness 2～3mm; The used enhancing grid cloth in four jiaos of harmonizing yinyang angular positions of door and window mouth is pressed in the mortar immediately,
(10) lay the large tracts of land grid cloth: when the floating not surface drying of plastering mortar, be affixed on after grid cloth tightened on the bottom plastering mortar with trowel by the centre to around grid cloth is pressed in the mortar, smooth compacting, forbid the grid cloth fold.
(11) float coat plastering mortar: float coat plastering mortar before the bottom plastering mortar condenses, thickness 1～2mm is with grid coverage cloth, littlely see that the grid cloth profile is advisable.Plastering mortar be must guard against and not stopped rubbing, in order to avoid form hollowing.
The gross thickness of plastering mortar should be controlled in 3～5mm scope.
The mortar plastering construction intermittently should be at natural gap, as positions such as shrinkage joint, cantilever platforms, with the overlap joint of convenient follow-up construction.Pausing as needing on the metope continuously, the surface layer plastering mortar should not cover the grid cloth of having completed fully, needs to form the sloping stubble of step with grid cloth, bottom plastering mortar, and the toothing spacing is not less than 150mm, in order to avoid grid cloth lap-joint planeness exceeds deviation.
(13) enhancement Layer way
Consider that the first floor and other need strengthen the shock resistance requirement at position, overlay one deck grid cloth behind the plastering mortar, and add and smear plastering mortar one, the plastering mortar gross thickness is controlled at 5～7mm.
(14) moulding way
Moulding should become convex or matrix according to architectural design facade effect process.
Convex is called decorative thread, is presented as suitablely with polyphenyl plate, and grid cloth and plastering mortar do not disconnect herein.When pasting polyphenyl plate, first snap the line is indicated the moulding position, and the polyphenyl plate lines that process are sticked at the relevant position.When the outstanding metope of lines surpasses 100mm, need add mechanical fixed part.Handle by the outer insulation way of plastering on the lines surface.Matrix is called Ornamental Stitching, digs groove with special tool on polyphenyl plate and smears plastering mortar again.
(15) maintenance: after treating that the plastering mortar construction finishes, need maintenance at least 7 days, can carry out next process.
(16) insulation layer and plastering mortar layer allowable variation and the method for inspection such as following table:
In sum, between the insulation layer of a plurality of intervals setting that warming plate forms, isolate warming plate by the fire prevention of laying foam cement plate or foam glass board and form fire barrier between each insulation layer, because foam cement plate or foam glass board have light weight, intensity height (the inner pull strength of foam cement is greater than more than the 0.1MPa), (the heat transmission that inner high rate of closed hole flows air and causes is lower for high insulating effect, the coefficient of thermal conductivity of foam cement is≤0.080W/ (m.k), can satisfy the heat insulation needs of building heat preservation fully), water absorption rate is low, do not fire (fire-resistant fire-protection rating reaches the A level), nontoxic advantage, be used in the exterior wall heat-preserving system, both can be between each warming plate play fine fire prevention isolation effect, also can guarantee insulation simultaneously to body of wall.And the foam cement plate of isolating warming plate as fire prevention has that cost is low, indehiscent advantage after the easy construction, stickup.
The above; only for the preferable specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, and anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claims.
Claims (10)
1. a fire prevention formula exterior wall heat-preserving system is used for exterior-wall heat insulation, it is characterized in that, comprising:
Warming plate and adhesive linkage are isolated in warming plate, fire prevention, and wherein, fire prevention is isolated warming plate and adopted foam cement plate or foam glass board;
Described warming plate is pasted by adhesive linkage and is laid on the insulation layer that the exterior wall surface of being constructed forms the setting of a plurality of intervals, and described fire prevention isolation warming plate is laid between each insulation layer and sticks on the described exterior wall surface as the fire barrier between each insulation layer by adhesive linkage.
2. fire prevention formula exterior wall heat-preserving system according to claim 1 is characterized in that, the gap that described warming plate and adjacent fire prevention are isolated between the warming plate is 0.8～1.2mm.
3. fire prevention formula exterior wall heat-preserving system according to claim 2 is characterized in that, described warming plate and adjacent fire prevention are isolated in the gap between the warming plate and be filled with polyurathamc.
4. fire prevention formula exterior wall heat-preserving system according to claim 1 is characterized in that, the junction that warming plate is isolated in described warming plate and adjacent fire prevention has been provided with the plastering mortar pressure grid cloth of reinforcement effect.
5. fire prevention formula exterior wall heat-preserving system according to claim 4 is characterized in that, described plastering mortar is pressed grid cloth to be arranged on warming plate and is not less than 10cm with the length of isolating on the warming plate of preventing fires.
6. fire prevention formula exterior wall heat-preserving system according to claim 1 is characterized in that, described insulation layer adopts polyphenyl plate or extruded sheet.
7. fire prevention formula exterior wall heat-preserving system according to claim 1 is characterized in that, the adhesive linkage that described adhesive linkage adopts the mortar bonding adhesive to form.
8. fire prevention formula exterior wall heat-preserving system according to claim 1 is characterized in that, the thickness of described fire prevention isolation warming plate equals the thickness of described warming plate.
9. the preparation method of formula exterior wall heat-preserving system of preventing fires is characterized in that, comprising:
Adopt warming plate, fire prevention isolation warming plate and the adhesive linkage raw material as this fire prevention formula exterior wall heat-preserving system, wherein, fire prevention is isolated warming plate and is adopted foam cement plate or foam glass board; Adhesive linkage is to be that raw material passes through the formulated mortar bonding adhesive adhesive linkage of mechanical agitation with the mortar;
(1) metope base treatment: the construction metope is handled, rejected the out-of-flatness part, make its planeness and fineness satisfy the bonding and thermal insulation plate and isolate the requirement of warming plate with fire prevention;
(2) reference line is set:, the reference line that warming plate is isolated in paste heat-preserving plate and fire prevention is set on the metope after the step (1) according to designing requirement;
(3) warming plate is isolated in paste heat-preserving plate and fire prevention: warming plate is laid on the exterior wall surface of being constructed by described adhesive linkage stickup forms the insulation layer that a plurality of intervals are provided with; The isolation warming plate of will preventing fires is laid between each insulation layer, and sticks on the fire barrier that forms on the described exterior wall surface between each insulation layer by described adhesive linkage;
(4) anchoring piece is installed: after described warming plate is pasted 24 hours, on the metope that warming plate and warming plate are pasted, anchor studs is set, warming plate further is fixed on the described metope by anchor studs;
(5) reinforcing mat is pressed in the shop: the junction that isolates warming plate and warming plate in fire prevention, the plastering mortar that is provided as consolidation process is pressed grid cloth, described plastering mortar presses the width of grid cloth to be not less than 20cm, monolithic grid cloth length is no longer than 6m, and the width that transverse lap is isolated on warming plate and the warming plate in fire prevention is not less than 10cm;
Promptly on the construction metope, make fire prevention formula exterior wall heat-preserving system by above-mentioned processing.
10. the preparation method of fire prevention formula exterior wall heat-preserving system according to claim 9 is characterized in that, described method also comprises:
The step of bag grid cloth is turned in stickup, before the described paste heat-preserving plate and fire prevention isolation warming plate step of step (3), isolates warming plate side exposed section at warming plate and fire prevention, turns over the bag processing by pasting grid cloth.
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Cited By (6)
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| CN103015657A (en) * | 2013-01-05 | 2013-04-03 | 江苏省江建集团有限公司 | Construction method for outer heat insulation hanging ceramic plate of outer wall |
| CN105317119A (en) * | 2014-05-30 | 2016-02-10 | 中国二十冶集团有限公司 | Method for installing outer wall polystyrene board heat insulation material |
| US10844716B2 (en) | 2016-03-30 | 2020-11-24 | Foamrox As | Tunnel wall element and a method of assembling tunnel walls comprising the tunnel wall elements |
| CN112211310A (en) * | 2020-10-28 | 2021-01-12 | 重庆联筑装饰工程有限公司 | External thermal insulation structure of external wall and construction process |
| CN114250870A (en) * | 2021-12-25 | 2022-03-29 | 汝州市东江建筑工业科技有限公司 | Preparation process of prefabricated simple outdoor heat insulation system |
| CN116065846A (en) * | 2021-10-29 | 2023-05-05 | 山东省高速养护集团有限公司 | Reconstruction construction process for outer wall of office building |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103015657A (en) * | 2013-01-05 | 2013-04-03 | 江苏省江建集团有限公司 | Construction method for outer heat insulation hanging ceramic plate of outer wall |
| CN105317119A (en) * | 2014-05-30 | 2016-02-10 | 中国二十冶集团有限公司 | Method for installing outer wall polystyrene board heat insulation material |
| US10844716B2 (en) | 2016-03-30 | 2020-11-24 | Foamrox As | Tunnel wall element and a method of assembling tunnel walls comprising the tunnel wall elements |
| CN112211310A (en) * | 2020-10-28 | 2021-01-12 | 重庆联筑装饰工程有限公司 | External thermal insulation structure of external wall and construction process |
| CN116065846A (en) * | 2021-10-29 | 2023-05-05 | 山东省高速养护集团有限公司 | Reconstruction construction process for outer wall of office building |
| CN114250870A (en) * | 2021-12-25 | 2022-03-29 | 汝州市东江建筑工业科技有限公司 | Preparation process of prefabricated simple outdoor heat insulation system |
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| Publication number | Publication date |
|---|---|
| CN102011437B (en) | 2013-06-12 |
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