CN110485601A - A kind of complex heat-preservation fire prevention exterior sheathing and its production technology - Google Patents

A kind of complex heat-preservation fire prevention exterior sheathing and its production technology Download PDF

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Publication number
CN110485601A
CN110485601A CN201910621575.8A CN201910621575A CN110485601A CN 110485601 A CN110485601 A CN 110485601A CN 201910621575 A CN201910621575 A CN 201910621575A CN 110485601 A CN110485601 A CN 110485601A
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China
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heat
vertical hair
preservation
layer
hair rock
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李明波
周霄汉
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Shandong Jiandarun Building Material Technology Co Ltd
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Shandong Jiandarun Building Material Technology Co Ltd
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Priority to CN201910621575.8A priority Critical patent/CN110485601A/en
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/76Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
    • E04B1/78Heat insulating elements
    • E04B1/80Heat insulating elements slab-shaped
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/84Walls made by casting, pouring, or tamping in situ
    • E04B2/86Walls made by casting, pouring, or tamping in situ made in permanent forms
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/84Walls made by casting, pouring, or tamping in situ
    • E04B2/86Walls made by casting, pouring, or tamping in situ made in permanent forms
    • E04B2002/867Corner details
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/84Walls made by casting, pouring, or tamping in situ
    • E04B2/86Walls made by casting, pouring, or tamping in situ made in permanent forms
    • E04B2002/8682Mixed technique using permanent and reusable forms

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Acoustics & Sound (AREA)
  • Building Environments (AREA)

Abstract

The present invention provides a kind of complex heat-preservation fire prevention exterior sheathing, the second screed including the first screed and the setting of composite insulation boards outside that are arranged on the inside of composite insulation boards, composite insulation boards;Built-in first steel fabric sheet in first screed, built-in second steel fabric sheet in second screed, first steel fabric sheet and the second steel fabric sheet are connected by several connection structures through composite insulation boards, it is also equipped with the first alkali-resistant glass fiber mesh in first screed, is also equipped with the second alkali-resistant glass fiber mesh in the second screed;Composite insulation boards include vertical hair rock wool heat-preservation core layer, organic heat-insulating core layer and the adhesive layer for being used to connect vertical hair rock wool heat-preservation core layer and organic heat-insulating core layer between vertical hair rock wool heat-preservation core layer and organic heat-insulating core layer, and vertical hair rock wool heat-preservation core layer, adhesive layer and organic heat-insulating core layer are sequentially arranged from outside to inside.The present invention will provide a kind of production technology of complex heat-preservation fire prevention exterior sheathing.

Description

A kind of complex heat-preservation fire prevention exterior sheathing and its production technology
Technical field
The invention belongs to energy-saving building technology fields, and in particular to building heat preservation building materials technology field more specifically relates to And a kind of complex heat-preservation is prevented fires exterior sheathing, is further related to and the production technology of complex heat-preservation fire prevention exterior sheathing.
Background technique
Whole nation Civil Building Energy Conservation field, either residential architecture or public building, all existing state of strict implement at present The energy saving igniter of family and place issuing and implementation.With the execution of applicable fire design specification, especially cold district and sternly The raising of cold regional architecture fractional energy savings, the emphasis that novel energy-conserving, fireproofing external wall thermal insulation material become building energy saving field are researched and developed Project.
With the fast development of Chinese national economy and urbanization, the energy becomes increasingly to lack, and energy security is in its people The more aobvious protrusion in status in economy.With the rapid development of society, the energy is consumed by transition.China has 16,000,000,000 square metres every year Newly constructed house area be energy utilization rate only 33% highly energy-consuming building, building total energy consumption account for national total energy consumption three/ One.Therefore it is horizontal to improve building energy conservation, it is energy saving extremely important to raising energy utilization rate.In building energy conservation, peripheral protective The heat insulation property of structure plays an important role to building energy consumption is reduced.
Under the promotion energetically of national energy conservation and emission reduction policy, the energy saving building in China is developed rapidly, the overwhelming majority Using External Thermal Insulation Technology for External, due to many, when leading to external thermal insulation system hollowing, crack, fall off and other issues Have generation, exist simultaneously very big fire safety evaluating hidden danger, cause external thermal insulation system cannot achieve with the building structure same service life, The popularization of building heat preservation is seriously affected.
For this purpose, firmly building portion's science and technology from 2009 and industrialized development center proposes building energy conservation and structure-integrated new Thinking, each place have started rapidly the research and development of building energy conservation Yu structure-integrated technology.In order to solve exterior insulation system System hollowing cracks, falls off and other issues, and Qingdao Jian Run energy-saving building material Science and Technology Ltd., which has developed, exempts from demoulding fireproof heat insulating mould Plate exterior wall external heat preservation system is exempted from demoulding fireproof heat insulating template and is placed on the inside of template with building structure concrete one-piece casting, exempts to tear open Scene wipes 30mm thickness noninflammability leveling mortar on the outside of mould fireproof heat insulating template, detects by relevant unit, which, which meets, " builds Build design fire safety rules " the 6.7.3 articles of GB50016-2014 of regulation.
What the system used exempts from demoulding fireproof heat insulating template referring to Qingdao Jian Run energy-saving building material Science and Technology Ltd. in 2016 Chinese patent filed on January 16, in, the patent No.: patent name: 201620038322.X exempts from demoulding fireproof heat insulating template, specially Li quanren: Qingdao Jian Run energy-saving building material Science and Technology Ltd., specifically:
One kind exempting from demoulding fireproof heat insulating template, including graphite extruded sheet, and the lower surface of graphite extruded sheet is subject to the first finish coat mortar Layer, the fiberglass gridding cloth of composite strengthening effect in the first finish coat mortar layer, the top of graphite extruded sheet sets up steel wire, steel The upper surface of silk screen and graphite extruded sheet is arranged in parallel, and several supporting legs extended downwardly, whole supporting legs point are welded on steel wire Be casually arranged with and set, the lower section of supporting leg be inserted perpendicularly into graphite extruded sheet so that steel wire parallel shelf be set to graphite extruded sheet top, The upper surface of graphite extruded sheet is subject to adhesive polystyrene granule heat-insulating mortar layer, and steel wire is located at adhesive polystyrene granule heat-insulating mortar layer The middle part of thickness direction, the upper surface of adhesive polystyrene granule heat-insulating mortar layer are subject to the second finish coat mortar layer, the second finish coat mortar The fiberglass gridding cloth of composite strengthening effect in layer.
Although this structure exempts from demoulding fireproof heat insulating template with steel wire, structure is relatively easy, mechanical property Improve it is limited, Qingdao Jian Run energy-saving building material Science and Technology Ltd. research and development demoulding fireproof heat insulating template external thermal insulation system of exempting from be The regulation for meeting the 6.7.3 articles of GB50016-2014 of " Code for fire protection design of buildings ", exempts from the outside of demoulding fireproof heat insulating template The noninflammability leveling mortar that scene wipes has to be larger than equal to 30mm thickness, just can guarantee the performance of external thermal insulation system entirety (mechanical property etc.) meets regulation.Show that it brings following new problem through engineer application:
1. exempting from scene on the outside of demoulding fireproof heat insulating template to wipe more than or equal to 30mm thickness noninflammability leveling mortar, noninflammability is caused Leveling mortar layer weight is excessive, brings the caducous problem of external thermal insulation system, and there are security risks, cannot achieve heat preservation With the same service life of structure;
2. exempting from scene on the outside of demoulding fireproof heat insulating template to wipe more than or equal to 30mm thickness noninflammability leveling mortar, cause materials more, Cost is high, and hardly possible is promoted.
In order to fundamentally thoroughly solve, existing to exempt from demoulding fireproof heat insulating template external thermal insulation system easy to fall off, at high cost The problem of, company has developed by long-term experimental study to be had excellent performance and cost can meet market demands, practical promote The high a kind of complex heat-preservation fire prevention exterior sheathing and external thermal insulation system of application value, firmly to build portion's science and technology from adapting to 2009 Propose building energy conservation and structure-integrated new approaches with industrialized development center, Development of Novel building energy conservation with it is structure-integrated Technology.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of complex heat-preservation fire prevention exterior sheathing, goals of the invention are as follows:
The overall mechanical properties for improving complex heat-preservation fire prevention exterior sheathing, realize effective performance heat insulation property of lasting stability Energy;
Applied to being able to solve in external thermal insulation system, external thermal insulation system in the prior art is easy to fall off, it is hidden to there is safety for it Suffer from, the problem of materials are more, the same service life at high cost, cannot achieve heat preservation and structure.
In order to solve the above-mentioned technical problem, the technical solution of the present invention is as follows:
A kind of complex heat-preservation is prevented fires exterior sheathing, the first screed including being arranged on the inside of composite insulation boards, composite insulation boards and The second screed being arranged on the outside of composite insulation boards;
Built-in first steel fabric sheet in first screed, built-in second steel fabric sheet in the second screed, the first steel fabric sheet and Second steel fabric sheet is connected by several connection structures through composite insulation boards, is also equipped with the first alkaline-resisting glass in the first screed Fibre web, it is alkaline-resisting that the first alkali-resistant glass fiber mesh compared with the first steel fabric sheet is also equipped with second further from composite insulation boards, in the second screed Glass fiber net, the second alkali-resistant glass fiber mesh is compared with the second steel fabric sheet further from composite insulation boards;
Composite insulation boards include vertical hair rock wool heat-preservation core layer, organic heat-insulating core layer and be located at vertical hair rock wool heat-preservation core layer For connecting the adhesive layer of vertical hair rock wool heat-preservation core layer Yu organic heat-insulating core layer, vertical hair rock between organic heat-insulating core layer Cotton heat insulation core material layer, adhesive layer and organic heat-insulating core layer are sequentially arranged from outside to inside;
Vertical hair rock wool heat-preservation core layer is constituted by being arranged in the flat several pieces of vertical hair rock cotton slivers of single layer, and the first screed is Kervit microbead insulated sand slurry layer, binding sand pulp layer or aeroge are heat-insulation mortar bed, and the second screed is vitrified micro-bead heat preserving sand Pulp layer, binding sand pulp layer, anticracking grout layer or aeroge are heat-insulation mortar bed;Organic heat-insulating core layer is XPS extruded sheet, graphite Extruded sheet, EPS styrofoam, graphite polystyrene board, polymerization styrofoam or PU plate, adhesive layer be adhesive layer, binding sand pulp layer or Person completes hair after polyurethane combined material is cast between vertical hair rock wool heat-preservation core layer and organic heat-insulating core layer under stress Soak the hard-foam polyurethane layer of type and curing formation.
Above-mentioned complex heat-preservation is prevented fires exterior sheathing, the length direction of every piece of vertical hair rock cotton sliver with vertical hair rock wool heat-preservation core layer Entire length direction is consistent, has multiple rows of vertical hair rock cotton sliver in vertical hair rock wool heat-preservation core layer width direction, in the longitudinal direction Adjacent two rows vertical hair rock cotton sliver interlaced arrangement.
Above-mentioned complex heat-preservation is prevented fires exterior sheathing, and the first steel fabric sheet and the second steel fabric sheet include through to steel wire and broadwise Steel wire, through being known as intersection point to the intersection of steel wire and broadwise steel wire, connection structure is that V-arrangement connects steel wire, and V-arrangement connection steel wire includes Penetrate the first leg and the second supporting leg of composite insulation boards, the angle of first leg and the second supporting leg is 30-60 °, and V-arrangement connects steel The apex angle of silk is stuck on intersection point, which is known as center intersection point, and the tail end of first leg and the second supporting leg is bent to form outward It is stuck in and corresponds to through the connection end on steel wire or broadwise steel wire, part V-arrangement connects steel wire opening outwardly, the connection of part V-arrangement Steel wire is open inwardly.
Above-mentioned complex heat-preservation is prevented fires exterior sheathing, further include for determine the first steel fabric sheet and the second steel fabric sheet respectively with Several cushion blocks of spacing between composite insulation boards, part cushion block between the first steel fabric sheet and composite insulation boards, pad by part Block is between the second steel fabric sheet and composite insulation boards, and for cushion block close to V-arrangement connection steel wire top end setting, cushion block includes left branch Support part, right support portion and the recessed guide part between left support portion and right support portion, it is right respectively to offer on guide part Should be for the first pilot hole and the second pilot hole that first leg and the second supporting leg pass through, the first pilot hole and the second pilot hole center The angle that axis is formed is equal to the angle of first leg and the second supporting leg, and the outer surface in left support portion and right support portion is respectively formed on Have and accommodates point of intersection through the cross bath to steel wire and broadwise steel wire, the left and right adjacent two which is located at center intersection point Side, cross bath slot bottom and the distance between left support portion and right support portion inner surface are equal to the first steel fabric sheet and the second steel wire Spacing between mesh sheet and composite insulation boards;Alternatively, further include for determine the first steel fabric sheet and the second steel fabric sheet respectively with Several cushion blocks of spacing between composite insulation boards, part cushion block between the first steel fabric sheet and composite insulation boards, pad by part Block is between the second steel fabric sheet and composite insulation boards, and for cushion block close to V-arrangement connection steel wire top end setting, cushion block includes support Portion and recessed guide part, offer on guide part respectively correspond the first pilot hole passed through for first leg and the second supporting leg and The angle that second pilot hole, the first pilot hole and the second pilot hole central axis are formed is equal to the folder of first leg and the second supporting leg Angle is formed on the outer surface of support portion and accommodates point of intersection through the cross bath to steel wire and broadwise steel wire, during which is located at The adjacent left-hand or adjacent right side of heart intersection point, the distance between cross bath slot bottom and support portion inner surface are equal to the first steel wire Spacing between mesh sheet and the second steel fabric sheet and composite insulation boards.
Above-mentioned complex heat-preservation fire prevention exterior sheathing, hard-foam polyurethane layer include covering vertical hair rock wool heat-preservation core layer respective surfaces Hard-foam polyurethane adhesive layer and penetrate into the viscoelastic polyurethane knot body that is formed in vertical hair rock wool heat-preservation core layer.
Above-mentioned complex heat-preservation fire prevention exterior sheathing, vertical hair rock cotton sliver need to first pass around following technique and be pre-processed, then be used In being arranged in single layer tabular, specifically:
Step (1) carries out preheating and drying to vertical hair rock cotton sliver, and final maintenance vertical hair rock cotton sliver temperature is 40-45 DEG C;
The pretreating agent of the uniform high pressure spray atomization in step (2) Xiang Shusi rock cotton sliver surface, 40-45 DEG C of pretreating agent temperature are pre- to locate It manages agent and vertical hair rock cotton sliver mass ratio is 1:25-1:28, the component and each component mass ratio of pretreating agent are as follows: hydroxyl polymethyl-benzene Radical siloxane 25-28%, organo silane coupling agent KH550 16-19%, mono fatty acid glyceride 7-8% and isopropanol 45-52%;
Step (3) is sprayed with the vertical hair rock cotton sliver of pretreating agent initial action 4-5min under conditions of 60-63 DEG C of temperature;
Step (4) by by the vertical hair rock cotton sliver of initial action be placed in temperature maintain carried out in 80 DEG C~90 DEG C of drying room it is anti-eventually It should be to being completely dried.
Above-mentioned complex heat-preservation is prevented fires exterior sheathing, is had between adjacent two pieces of vertical hair rock cotton slivers therein in single vertical hair rock cotton sliver There is the gap 10mm, forms polyurethane in the gap and connect rib, run through alternatively, offering thickness direction on vertical hair rock cotton sliver therein The flat through-hole of vertical hair rock cotton sliver forms polyurethane in the flat through-hole and connects rib, and the width of flat through-hole is 10mm.
Above-mentioned complex heat-preservation fire prevention exterior sheathing, the second mortar thickness 5mm, organic heat-insulating core material thickness 60mm, vertical hair rock wool Heat insulation core material thickness 30mm, the first mortar thickness 5mm.
Above-mentioned complex heat-preservation is prevented fires exterior sheathing, when in external angle position in use, two complex heat-preservations are prevented fires exterior sheathing in exterior wall External corner part carries out piece docking, and the complex heat-preservation fire prevention exterior sheathing at the external corner is known as external corner and keeps the temperature outer template, external corner heat preservation The interface of outer template is inclined-plane, and it is 43 ° that the inclined-plane and external corner, which keep the temperature the angle of the outer surface of outer template,.
Steel fabric sheet (the first steel is arranged in the first screed and the second screed inside and outside composite insulation boards Silk netting and the second steel fabric sheet), the first steel fabric sheet and the second steel fabric sheet pass through several connections through composite insulation boards Structure connection, the first steel fabric sheet, the second steel fabric sheet and connection structure constitute framework and stablize firm steel mesh cage, substantially The mechanical property of complex heat-preservation fire prevention exterior sheathing entirety is improved, so that entire heat-insulation system is durable securely.Complex heat-preservation fire prevention Exterior sheathing mechanical property further increases, under the premise of guaranteeing external thermal insulation system performance, so that external thermal insulation system In be located at complex heat-preservation fire prevention exterior sheathing outside screed-coat thickness can be greatly reduced, reduce levelling layer weight, solve existing Caused in technology because levelling layer weight it is excessive caused by external thermal insulation system it is easy to fall off, there are security risk, materials are more, cost The problem of same service life that is high, cannot achieve heat preservation and structure.
Composite insulation boards are combined by vertical hair rock wool heat-preservation core layer and organic heat-insulating core layer, and vertical hair rock wool heat-preservation Core layer is located on the outside of organic heat-insulating core layer, and it is fire-retardant excellent with A grades both effectively to have taken full advantage of vertical hair rock wool heat-preservation material Different flame retardant property, while also utilizing the excellent adiabatic capacity of organic heat-insulating core layer.The present invention is by organic heat-insulating core material and erects Silk rock wool organically combines, and realizes the good composite insulation boards of fire prevention and thermal insulation property.It is applied to external thermal insulation system In meet the regulation of the 6.7.3 articles of GB50016-2014 of " Code for fire protection design of buildings ", be suitable for industry and civil buildings, including The building and skyscraper in the intensive place of designer.
The technical problem to be solved in the present invention is to provide a kind of production technology of complex heat-preservation fire prevention exterior sheathing, invention mesh Are as follows:
The overall mechanical properties for improving complex heat-preservation fire prevention exterior sheathing, realize effective performance heat insulation property of lasting stability Energy;
Applied to being able to solve in external thermal insulation system, external thermal insulation system in the prior art is easy to fall off, it is hidden to there is safety for it Suffer from, the problem of materials are more, the same service life at high cost, cannot achieve heat preservation and structure.
In order to solve the above-mentioned technical problem, the technical solution of the present invention is as follows:
A kind of production technology of complex heat-preservation fire prevention exterior sheathing, carries out in accordance with the following steps:
Step (1) carries out preheating and drying to vertical hair rock cotton sliver, and final maintenance vertical hair rock cotton sliver temperature is 40-45 DEG C;
The pretreating agent of the uniform high pressure spray atomization in step (2) Xiang Shusi rock cotton sliver surface, 40-45 DEG C of pretreating agent temperature are pre- to locate It manages agent and vertical hair rock cotton sliver mass ratio is 1:25-1:28, the component and each component mass ratio of pretreating agent are as follows: hydroxyl polymethyl-benzene Radical siloxane 25-28%, organo silane coupling agent KH550 16-19%, mono fatty acid glyceride 7-8% and isopropanol 45-52%;
Step (3) is sprayed with the vertical hair rock cotton sliver of pretreating agent initial action 4-5min under conditions of 60-63 DEG C of temperature;
Step (4) by by the vertical hair rock cotton sliver of initial action be placed in temperature maintain carried out in 80 DEG C~90 DEG C of drying room it is anti-eventually It should be to being completely dried;
Several pieces of vertical hair rock cotton slivers are arranged in tabular and form vertical hair rock wool heat-preservation core layer by step (5);
Polyurethane combined material is cast in vertical hair rock wool heat-preservation core layer by step (6), after lay organic heat insulation core material on it Layer, is placed in laminating machine system and completes foaming process, forms composite insulation boards;
Step (7) respectively corresponds the first steel fabric sheet of laying and the second steel fabric sheet inside and outside composite insulation boards and installs pad Block, inserting V-arrangement connect steel wire;
Step (8) forms bonding layer screed on the inside of composite insulation boards, and bonding layer screed covers the first steel fabric sheet, then lays Then first alkali-resistant glass fiber mesh is formed on last layer screed and covers the first alkali-resistant glass fiber mesh, the bonding layer screed and last layer Screed is collectively referred to as the first screed;
Step (9) forms bonding layer screed on the outside of composite insulation boards, and bonding layer screed covers the second steel fabric sheet, then lays Then second alkali-resistant glass fiber mesh is formed on last layer screed and covers the second alkali-resistant glass fiber mesh, the bonding layer screed and last layer Screed is collectively referred to as the second screed;
Step (10) is dried or is dried.
Steel fabric sheet (the first steel is arranged in the first screed and the second screed inside and outside composite insulation boards Silk netting and the second steel fabric sheet), the first steel fabric sheet and the second steel fabric sheet pass through several connections through composite insulation boards Structure connection, the first steel fabric sheet, the second steel fabric sheet and connection structure constitute framework and stablize firm steel mesh cage, substantially The mechanical property of complex heat-preservation fire prevention exterior sheathing entirety is improved, so that entire heat-insulation system is durable securely.Complex heat-preservation fire prevention Exterior sheathing mechanical property further increases, under the premise of guaranteeing external thermal insulation system performance, so that external thermal insulation system In be located at complex heat-preservation fire prevention exterior sheathing outside screed-coat thickness can be greatly reduced, reduce levelling layer weight, solve existing Caused in technology because levelling layer weight it is excessive caused by external thermal insulation system it is easy to fall off, there are security risk, materials are more, cost The problem of same service life that is high, cannot achieve heat preservation and structure.
Composite insulation boards are combined by vertical hair rock wool heat-preservation core layer and organic heat-insulating core layer, and vertical hair rock wool heat-preservation Core layer is located on the outside of organic heat-insulating core layer, and it is fire-retardant excellent with A grades both effectively to have taken full advantage of vertical hair rock wool heat-preservation material Different flame retardant property, while also utilizing the excellent adiabatic capacity of organic heat-insulating core layer.The present invention is by organic heat-insulating core material and erects Silk rock wool organically combines, and realizes the good composite insulation boards of fire prevention and thermal insulation property.It is applied to external thermal insulation system In meet the regulation of the 6.7.3 articles of GB50016-2014 of " Code for fire protection design of buildings ", be suitable for industry and civil buildings, including The building and skyscraper in the intensive place of designer.
Detailed description of the invention
The present invention is described in more detail with reference to the accompanying drawing:
Fig. 1 is the structural schematic diagram of complex heat-preservation fire prevention exterior sheathing embodiment 1.
Fig. 2 is the structural schematic diagram of complex heat-preservation fire prevention exterior sheathing embodiment 2.
Fig. 3 is the structural schematic diagram of complex heat-preservation fire prevention exterior sheathing embodiment 3.
Fig. 4 is the structural schematic diagram of complex heat-preservation fire prevention exterior sheathing embodiment 4.
Fig. 5 is a kind of structural schematic diagram of cushion block.
Fig. 6 is the schematic cross-sectional view of Fig. 5.
Fig. 7 is the elevational schematic view of Fig. 5.
Fig. 8 is another structural schematic diagram of cushion block.
Fig. 9 is the schematic cross-sectional view of Fig. 8.
Figure 10 is the elevational schematic view of Fig. 8.
Figure 11 is the structural schematic diagram of complex heat-preservation fire prevention external mold plate exterior wall external heat preservation system.
Figure 12 is vertical hair rock wool heat-preservation core layer arrangement schematic diagram.
Figure 13 is vertical hair rock wool heat-preservation core layer another kind arrangement schematic diagram.
Figure 14 is vertical hair rock wool heat-preservation core layer another kind arrangement schematic diagram.
Figure 15 is that external corner keeps the temperature outer template docking structure schematic diagram.
In figure: 1 first screed, 2 organic heat-insulating core layers, 3 adhesive layers, 4 vertical hair rock wool heat-preservation core layers, 5 second sand Pulp layer, 6 second alkali-resistant glass fiber meshes, 7 second steel fabric sheets, 8 first alkali-resistant glass fiber meshes, 9 first steel fabric sheets, 10 dovetail grooves, 11 Dovetail groove, 12 connection structures, 13 base course walls, 14 composite insulation boards, 15 screed-coats, 16 anticracking grout layers, 17 finish coats, 18 V Shape connects steel wire, and 19 cushion blocks, 20 through Xiang Gangsi, and 21 broadwise steel wires, 22 cushion blocks, 23 cross baths, 24 right support portions, 25 second lead Xiang Kong, 26 guide parts, 27 vertical hair rock cotton slivers, 28 complex heat-preservations fire prevention exterior sheathing, 29 polyurethane connect rib, the connection of 30 polyurethane Rib, 31 external corners keep the temperature outer template.
Specific embodiment
As shown in Figure 1, Figure 2 and shown in Figure 11, a kind of complex heat-preservation fire prevention exterior sheathing 28, including composite insulation boards 14, compound guarantor The second screed 5 being arranged on the outside of the first screed 1 and composite insulation boards being arranged on the inside of warm plate;
Built-in first steel fabric sheet 9 in first screed, built-in second steel fabric sheet 7 in the second screed, the first steel fabric sheet It is connected with the second steel fabric sheet by several connection structures 12 through composite insulation boards, it is resistance to be also equipped with first in the first screed Alkali glass fiber net 8, the first alkali-resistant glass fiber mesh further from composite insulation boards, are also equipped with second in the second screed compared with the first steel fabric sheet Alkali-resistant glass fiber mesh 6, the second alkali-resistant glass fiber mesh is compared with the second steel fabric sheet further from composite insulation boards;Connection structure can be using two-by-two Existing oblique cutting abdomen silk arranged in a crossed manner in pairs can also connect steel wire using the V-arrangement in the present invention.
Composite insulation boards include vertical hair rock wool heat-preservation core layer 4, organic heat-insulating core layer 2 and be located at vertical hair rock wool heat-preservation For connecting the adhesive layer of vertical hair rock wool heat-preservation core layer Yu organic heat-insulating core layer between core layer and organic heat-insulating core layer 3, vertical hair rock wool heat-preservation core layer, adhesive layer and organic heat-insulating core layer are sequentially arranged from outside to inside.
As shown in figure 12, vertical hair rock wool heat-preservation core layer is by being arranged in the flat several pieces of vertical hair rock cotton slivers 27 of single layer It constitutes, the first screed is that kervit microbead insulated sand slurry layer, binding sand pulp layer or aeroge are heat-insulation mortar bed, the second screed It is heat-insulation mortar bed for kervit microbead insulated sand slurry layer, binding sand pulp layer, anticracking grout layer or aeroge;Organic heat-insulating core layer It is binder for XPS extruded sheet, graphite extruded sheet, EPS styrofoam, graphite polystyrene board, polymerization styrofoam or PU plate, adhesive layer Layer, binding sand pulp layer or after polyurethane combined material is cast between vertical hair rock wool heat-preservation core layer and organic heat-insulating core layer The hard-foam polyurethane layer of foaming and curing formation is completed under stress.
Specifically, the length direction of every piece of vertical hair rock cotton sliver with vertical hair rock wool heat-preservation core layer entire length direction one It causes, there is multiple rows of vertical hair rock cotton sliver in vertical hair rock wool heat-preservation core layer width direction, two rows of vertical hair rocks adjacent in the longitudinal direction Sliver interlaced arrangement.Two rows of vertical hair rock cotton sliver interlaced arrangements adjacent in the longitudinal direction.The mode of this interlaced arrangement, enhances The mechanical property of whole vertical hair rock wool heat-preservation core layer.
It being connect since abdomen silk uses to be welded and fixed with steel fabric sheet, welding destroys the original anti-corrosion layer of steel fabric sheet, Lead to the corrosion resistance for reducing steel fabric sheet, there are security risks, and the invention proposes a kind of more excellent connection knots Structure is specifically described as follows:
As shown in Fig. 2 to Figure 10, the first steel fabric sheet and the second steel fabric sheet include through passing through to steel wire 20 and broadwise steel wire 21 It is known as intersection point to the intersection of steel wire and broadwise steel wire, connection structure is that V-arrangement connects steel wire 18, and V-arrangement connection steel wire includes penetrating The angle of the first leg of composite insulation boards and the second supporting leg, first leg and the second supporting leg is 30-60 °, and V-arrangement connects steel wire Apex angle is stuck on intersection point, which is known as center intersection point, and the tail end of first leg and the second supporting leg is bent to form outward to be stuck in Corresponding through the connection end on steel wire or broadwise steel wire, part V-arrangement connects steel wire opening outwardly, part V-arrangement connection steel wire Opening is inwardly.The structure of V-arrangement connection steel wire realizes the connection of two sides steel fabric sheet, which does not have to welding, do not destroy steel wire The original anti-corrosion layer of mesh sheet can be auxiliarily fixed using binding.
As shown in Fig. 3, Fig. 8, Fig. 9 and Figure 10, complex heat-preservation fire prevention exterior sheathing further includes for determining the first steel fabric sheet And second steel fabric sheet respectively between composite insulation boards spacing several cushion blocks 22, only schematically depict a pad in Fig. 3 Block, can each V-arrangement connection steel wire configure one cushion block, can also part V-arrangement connection steel wire configuration cushion block.Part cushion block position Between the first steel fabric sheet and composite insulation boards, part cushion block is between the second steel fabric sheet and composite insulation boards, cushion block Close to V-arrangement connection steel wire top end setting, cushion block include left support portion, right support portion 24 and be located at left support portion and right support portion Between recessed guide part 26, the first guiding for respectively corresponding and passing through for first leg and the second supporting leg is offered on guide part The angle that hole and the second pilot hole 25, the first pilot hole and the second pilot hole central axis are formed is equal to first leg and second The outer surface in the angle of leg, left support portion and right support portion, which is respectively formed on, accommodates point of intersection through to the ten of steel wire and broadwise steel wire Font groove 23, the adjacent two sides in left and right which is located at center intersection point, that is to say, that the intersection point accommodated in cross bath Positioned at the adjacent two sides in the adjacent two sides in the front and back of center intersection point or left and right.In cross bath slot bottom and left support portion and right support portion The distance between surface is equal to spacing between the first steel fabric sheet and the second steel fabric sheet and composite insulation boards.
Cushion block ensure that the first steel fabric sheet and the second steel fabric sheet spacing between composite insulation boards respectively, while thereon Pilot hole can for V-arrangement connect steel wire insertion guiding, ensure that V-arrangement connection steel wire insertion smoothness and position determination Property.Another effect of cushion block is the effect that auxiliary realizes V-arrangement connection fixation with steel wire two sides steel fabric sheet.
As shown in Figure 4, Figure 5, Figure 6 and Figure 7, complex heat-preservation fire prevention exterior sheathing further include for determine the first steel fabric sheet and Second steel fabric sheet respectively between composite insulation boards spacing several cushion blocks 19, part cushion block is located at the first steel fabric sheet and multiple It closes between insulation board, for part cushion block between the second steel fabric sheet and composite insulation boards, cushion block connects steel wire top close to V-arrangement Place's setting, cushion block includes support portion and recessed guide part, offers and is respectively corresponded for first leg and second on guide part The first pilot hole and the second pilot hole that leg passes through, the angle that the first pilot hole and the second pilot hole central axis are formed are equal to the The angle of one supporting leg and the second supporting leg is formed on the outer surface of support portion and accommodates point of intersection through to the ten of steel wire and broadwise steel wire Font groove, the intersection point are located at the adjacent left-hand or adjacent right side of center intersection point, cross bath slot bottom and support portion inner surface it Between distance be equal to spacing between the first steel fabric sheet and the second steel fabric sheet and composite insulation boards.
Hard-foam polyurethane layer includes the hard-foam polyurethane adhesive layer and infiltration for covering vertical hair rock wool heat-preservation core layer respective surfaces Enter the viscoelastic polyurethane knot body formed in vertical hair rock wool heat-preservation core layer (rock wool fibers).Rock wool is A grades of fire proofing materials, vertical hair rock wool Heat insulation core material layer all uses vertical hair rock wool, and the tensile property of rock wool, vertical hair rock wool heat-preservation core layer table is utmostly utilized Have on face and completes foaming after being cast on rock wool surface by polyurethane combined material under stress and gather with the hard bubble that is formed of curing Urethane layer, liquid polyurethane penetrate into self-adhesive inside rock wool and form close physical connection structure, change the loose of rock wool Structure enhances the mechanical property of rock wool, improves the mechanical properties such as compressive strength, the tensile strength of rock wool heat-preservation material;It is poly- Urethane can also repair rock wool fracture of wire.The present invention can thoroughly change the loose characteristic of rock wool, In using the excellent self-adhesive of urethane It foams, form in laminating machine, curing, formation infiltration type physics is viscous after the liquid polyurethane combination liquid of flowing penetrates into rock wool inside Knot, and then improve rock wool overall mechanical properties.
In order to which the technical effect of polyurethane is further amplified, using the structure of Figure 13 and Figure 14, increases polyurethane and connect rib Thickness.There is between adjacent two pieces of vertical hair rock cotton slivers therein the gap 10mm in single vertical hair rock cotton sliver, formed in the gap Polyurethane connects rib 30, alternatively, the flat through-hole that thickness direction runs through vertical hair rock cotton sliver is offered on vertical hair rock cotton sliver therein, Polyurethane is formed in the flat through-hole and connects rib 29, and the width of flat through-hole is 10mm.
Specifically, the second mortar thickness 5mm, organic heat-insulating core material thickness 60mm, vertical hair rock wool heat-preservation core material thickness 30mm, First mortar thickness 5mm.
Specifically, dovetail groove (10 and 11), the dovetail groove of medial surface are offered on the surfaces externally and internally of organic heat-insulating core layer It is arranged in a staggered manner with the dovetail groove of lateral surface.
Since the interface of the outer template of existing external corner heat preservation and the angle of its outer surface are 45 °, theoretically, two external corners are protected Very close to each other, shape right-angle structure in 90 ° between after the outer template piece docking of temperature, still, in actual production, external corner heat preservation is outer There are errors for the interface of template and the angle of its outer surface, and external corner is caused to keep the temperature the interface of outer template and the folder of its outer surface Angle is slightly larger than 45 °, and in turn, two external corners cannot form right-angle structure after keeping the temperature outer template piece docking, this constructs to subsequent field Bring very big difficulty.To solve the above-mentioned problems, as shown in figure 15, when in external angle position in use, two complex heat-preservations prevent fires Exterior sheathing carries out piece docking in exterior wall external corner part, and the complex heat-preservation fire prevention exterior sheathing at the external corner is known as touching outside external corner heat preservation Plate 31, the interface that external corner keeps the temperature outer template is inclined-plane, and it is 43 ° that the inclined-plane and external corner, which keep the temperature the angle of the outer surface of outer template, The gap for being 4 ° with angle between them after the outer template progress piece docking of two external corners heat preservation, fills sand in construction intermediate gap Slurry.
The flat several pieces of vertical hair rock cotton slivers of single layer to be arranged in need to first pass around following technique and be pre-processed, specifically Are as follows:
Step (1) carries out preheating and drying to vertical hair rock cotton sliver, and final maintenance vertical hair rock cotton sliver temperature is 40-45 DEG C;
The pretreating agent of the uniform high pressure spray atomization in step (2) Xiang Shusi rock cotton sliver surface, 40-45 DEG C of pretreating agent temperature are pre- to locate It manages agent and vertical hair rock cotton sliver mass ratio is 1:25-1:28, the component and each component mass ratio of pretreating agent are as follows: hydroxyl polymethyl-benzene Radical siloxane 25-28%, organo silane coupling agent KH550 16-19%, mono fatty acid glyceride 7-8% and isopropanol 45-52%;
Step (3) is sprayed with the vertical hair rock cotton sliver of pretreating agent initial action 4-5min under conditions of 60-63 DEG C of temperature;
Step (4) by by the vertical hair rock cotton sliver of initial action be placed in temperature maintain carried out in 80 DEG C~90 DEG C of drying room it is anti-eventually It should be to being completely dried.
A kind of complex heat-preservation is prevented fires external mold plate exterior wall external heat preservation system, is prevented fires exterior sheathing 28 including above-mentioned complex heat-preservation, Complex heat-preservation fire prevention exterior sheathing is located at the outside of base course wall 13, the first screed compared with the second screed closer to base's wall Body, further includes screed-coat 15, anticracking grout layer 16 and finish coat 17, base course wall, complex heat-preservation fire prevention exterior sheathing, levelling Layer, anticracking grout layer and finish coat sequentially arrange that screed-coat is kervit microbead insulated sand slurry screed-coat or rubber powder from inside to outside Granular polystyrene slurry screed-coat, finish coat are external coating or decorating surface brick layer.
Specifically, levelling thickness 10mm, anticracking grout thickness 5mm.
With complex heat-preservation fire prevention exterior sheathing for permanent exterior sheathing, inside casting concrete, screed-coat, cracking resistance are done in outside again Complex heat-preservation fire prevention exterior sheathing and concrete are securely joined together the heat preservation system to be formed by connector by layer and finish coat System.
Steel fabric sheet (the first steel is arranged in the first screed and the second screed inside and outside composite insulation boards Silk netting and the second steel fabric sheet), the first steel fabric sheet and the second steel fabric sheet pass through several connections through composite insulation boards Structure connection, the first steel fabric sheet, the second steel fabric sheet and connection structure constitute framework and stablize firm steel mesh cage, substantially The mechanical property of complex heat-preservation fire prevention exterior sheathing entirety is improved, so that entire heat-insulation system is durable securely.Complex heat-preservation fire prevention Exterior sheathing mechanical property further increases, under the premise of guaranteeing external thermal insulation system performance, so that external thermal insulation system In be located at complex heat-preservation fire prevention exterior sheathing outside screed-coat thickness can be greatly reduced, reduce levelling layer weight, solve existing Caused in technology because levelling layer weight it is excessive caused by external thermal insulation system it is easy to fall off, there are security risk, materials are more, cost The problem of same service life that is high, cannot achieve heat preservation and structure.
Composite insulation boards are combined by vertical hair rock wool heat-preservation core layer and organic heat-insulating core layer, and vertical hair rock wool heat-preservation Core layer is located on the outside of organic heat-insulating core layer, and it is fire-retardant excellent with A grades both effectively to have taken full advantage of vertical hair rock wool heat-preservation material Different flame retardant property, while also utilizing the excellent thermal resistance performance of organic heat-insulating core layer.The present invention is by organic heat-insulating core material and erects Silk rock wool organically combines, and realizes the good composite insulation boards of fire prevention and thermal insulation property.It is applied to external thermal insulation system In meet the regulation of the 6.7.3 articles of GB50016-2014 of " Code for fire protection design of buildings ", be suitable for industry and civil buildings, including The building and skyscraper in the intensive place of designer.
A kind of production technology of above-mentioned complex heat-preservation fire prevention exterior sheathing, it is characterised in that: carry out in accordance with the following steps:
Step (1) carries out preheating and drying to vertical hair rock cotton sliver, and final maintenance vertical hair rock cotton sliver temperature is 40-45 DEG C;
The pretreating agent of the uniform high pressure spray atomization in step (2) Xiang Shusi rock cotton sliver surface, 40-45 DEG C of pretreating agent temperature are pre- to locate It manages agent and vertical hair rock cotton sliver mass ratio is 1:25-1:28, the component and each component mass ratio of pretreating agent are as follows: hydroxyl polymethyl-benzene Radical siloxane 25-28%, organo silane coupling agent KH550 16-19%, mono fatty acid glyceride 7-8% and isopropanol 45-52%;
Step (3) is sprayed with the vertical hair rock cotton sliver of pretreating agent initial action 4-5min under conditions of 60-63 DEG C of temperature;
Step (4) by by the vertical hair rock cotton sliver of initial action be placed in temperature maintain carried out in 80 DEG C~90 DEG C of drying room it is anti-eventually It should be to being completely dried;
Several pieces of vertical hair rock cotton slivers are arranged in tabular and form vertical hair rock wool heat-preservation core layer by step (5);
Polyurethane combined material is cast in vertical hair rock wool heat-preservation core layer by step (6), after lay organic heat insulation core material on it Layer, is placed in laminating machine system and completes foaming process, forms composite insulation boards;
Step (7) respectively corresponds the first steel fabric sheet of laying and the second steel fabric sheet inside and outside composite insulation boards and installs pad Block, inserting V-arrangement connect steel wire;
Step (8) forms bonding layer screed on the inside of composite insulation boards, and bonding layer screed covers the first steel fabric sheet, then lays Then first alkali-resistant glass fiber mesh is formed on last layer screed and covers the first alkali-resistant glass fiber mesh, the bonding layer screed and last layer Screed is collectively referred to as the first screed;
Step (9) forms bonding layer screed on the outside of composite insulation boards, and bonding layer screed covers the second steel fabric sheet, then lays Then second alkali-resistant glass fiber mesh is formed on last layer screed and covers the second alkali-resistant glass fiber mesh, the bonding layer screed and last layer Screed is collectively referred to as the second screed;
Step (10) is dried or is dried.
It illustrates now and accordingly to give its performance parameter specific as follows:
Rock cotton sliver is arranged according to Figure 12 mode in vertical hair rock wool heat-preservation core layer, is had in vertical hair rock wool heat-preservation core layer width direction There are four row's vertical hair rock cotton slivers, vertical hair rock wool heat-preservation core material thickness 30mm, hard-foam polyurethane bonds thickness 3mm, vertical hair rock wool heat-preservation The performance parameter of the complex of core layer and hard-foam polyurethane layer is as follows:
Performance parameter table 0
Inspection project The complex of vertical hair rock wool heat-preservation core layer and hard-foam polyurethane layer Standard Test method
Tensile strength (perpendicular to surface), KPa ≥105 7.5 GB/T25975
Compressive strength (deformation 10%), KPa ≥83 40 GB/T25975
As can be seen from the above table, vertical hair rock wool heat-preservation core layer and the performance indicator of hard-foam polyurethane layer complex are well beyond The performance indicator of standard requirements illustrates that liquid polyurethane penetrates into self-adhesive inside rock wool and forms close physical connection structure, The open structure for changing rock wool enhances the mechanical property and physical property of rock wool.
Rock cotton sliver is arranged according to Figure 12 mode in vertical hair rock wool heat-preservation core layer, vertical hair rock wool heat-preservation core layer width direction It is upper that there is four row's vertical hair rock cotton slivers, vertical hair rock wool heat-preservation core material thickness 30mm, hard-foam polyurethane bonding thickness 3mm, pretreating agent It is 1:25, the component and each component mass ratio of pretreating agent are as follows: hydroxyl polymethylphenylsiloxane with vertical hair rock cotton sliver mass ratio 25%, organo silane coupling agent KH550 16%, mono fatty acid glyceride 7% and isopropanol 52%.Vertical hair rock wool heat-preservation core layer and The performance parameter of the complex of hard-foam polyurethane layer is as follows:
Performance parameter table 1
Inspection project The complex of vertical hair rock wool heat-preservation core layer and hard-foam polyurethane layer Standard Test method
Tensile strength (perpendicular to surface), KPa ≥112 7.5 GB/T25975
Compressive strength (deformation 10%), KPa ≥88 40 GB/T25975
As can be seen from the above table, vertical hair rock wool heat-preservation core layer and the performance indicator of hard-foam polyurethane layer complex have obtained centainly Raising.
Rock cotton sliver is arranged according to Figure 12 mode in vertical hair rock wool heat-preservation core layer, vertical hair rock wool heat-preservation core layer width direction It is upper that there is four row's vertical hair rock cotton slivers, vertical hair rock wool heat-preservation core material thickness 30mm, hard-foam polyurethane bonding thickness 3mm, pretreating agent It is 1:28, the component and each component mass ratio of pretreating agent are as follows: hydroxyl polymethylphenylsiloxane with vertical hair rock cotton sliver mass ratio 28%, organo silane coupling agent KH550 19%, mono fatty acid glyceride 8% and isopropanol 45%.Vertical hair rock wool heat-preservation core layer and The performance parameter of the complex of hard-foam polyurethane layer is as follows:
Performance parameter table 2
Inspection project The complex of vertical hair rock wool heat-preservation core layer and hard-foam polyurethane layer Standard Test method
Tensile strength (perpendicular to surface), KPa ≥115 7.5 GB/T25975
Compressive strength (deformation 10%), KPa ≥90 40 GB/T25975
As can be seen from the above table, vertical hair rock wool heat-preservation core layer and the performance indicator of hard-foam polyurethane layer complex have obtained centainly Raising.
Rock cotton sliver is arranged according to Figure 12 mode in vertical hair rock wool heat-preservation core layer, vertical hair rock wool heat-preservation core layer width direction It is upper that there is four row's vertical hair rock cotton slivers, vertical hair rock wool heat-preservation core material thickness 30mm, hard-foam polyurethane bonding thickness 3mm, pretreating agent It is 1:26, the component and each component mass ratio of pretreating agent are as follows: hydroxyl polymethylphenylsiloxane with vertical hair rock cotton sliver mass ratio 26.5%, organo silane coupling agent KH550 17%, mono fatty acid glyceride 7.5% and isopropanol 49%.Vertical hair rock wool heat-preservation core material The performance parameter of the complex of layer and hard-foam polyurethane layer is as follows:
Performance parameter table 3
Inspection project The complex of vertical hair rock wool heat-preservation core layer and hard-foam polyurethane layer Standard Test method
Tensile strength (perpendicular to surface), KPa ≥113 7.5 GB/T25975
Compressive strength (deformation 10%), KPa ≥89 40 GB/T25975
As can be seen from the above table, vertical hair rock wool heat-preservation core layer and the performance indicator of hard-foam polyurethane layer complex have obtained centainly Raising.
Preheating and drying is carried out to vertical hair rock cotton sliver first and removes steam, then is atomized to the uniform high pressure spray in vertical hair rock cotton sliver surface Pretreating agent, then vertical hair rock cotton sliver is handled to being completely dried, the main production raw material of rock wool is basalt, Si- C is the main functional group on rock wool fibers surface, and pretreating agent can be securely attached to rock wool fibers surface, formed it is stable, Durable, the microcosmic organosilicon reticular structure good with hard-foam polyurethane compatibility and associativity, is conducive to rock wool fibers surface carbon Molecule, silicon molecule and polyurethane form chemical bond and overcome to increase bond strength because of hard-foam polyurethane and rock wool fibers two The problem of phase interface tension big influence bond strength.The rock wool fibers and hard-foam polyurethane knot formed after pre-treatment treatment Closing interface has hydrophobicity, overcomes in long-time use hard-foam polyurethane and rock wool fibers combination interface everywhere in doing repeatedly Lead to internal stress constantly to change generation stress cracking and then destroy combination interface structure finally to destroy hard-foam polyurethane under the conditions of wet With the defect of rock wool switching performance, improve the durability and ageing-resistant performance of interfacial structure, realizes composite insulation boards of the present invention Good weatherability properties energy.

Claims (10)

  1. The exterior sheathing 1. a kind of complex heat-preservation is prevented fires, it is characterised in that: including be arranged on the inside of composite insulation boards, composite insulation boards the The second screed being arranged on the outside of one screed and composite insulation boards;
    Built-in first steel fabric sheet in first screed, built-in second steel fabric sheet in the second screed, the first steel fabric sheet and Second steel fabric sheet is connected by several connection structures through composite insulation boards, is also equipped with the first alkaline-resisting glass in the first screed Fibre web, it is alkaline-resisting that the first alkali-resistant glass fiber mesh compared with the first steel fabric sheet is also equipped with second further from composite insulation boards, in the second screed Glass fiber net, the second alkali-resistant glass fiber mesh is compared with the second steel fabric sheet further from composite insulation boards;
    Composite insulation boards include vertical hair rock wool heat-preservation core layer, organic heat-insulating core layer and be located at vertical hair rock wool heat-preservation core layer For connecting the adhesive layer of vertical hair rock wool heat-preservation core layer Yu organic heat-insulating core layer, vertical hair rock between organic heat-insulating core layer Cotton heat insulation core material layer, adhesive layer and organic heat-insulating core layer are sequentially arranged from outside to inside;
    Vertical hair rock wool heat-preservation core layer is constituted by being arranged in the flat several pieces of vertical hair rock cotton slivers of single layer, and the first screed is Kervit microbead insulated sand slurry layer, binding sand pulp layer or aeroge are heat-insulation mortar bed, and the second screed is vitrified micro-bead heat preserving sand Pulp layer, binding sand pulp layer, anticracking grout layer or aeroge are heat-insulation mortar bed;Organic heat-insulating core layer is XPS extruded sheet, graphite Extruded sheet, EPS styrofoam, graphite polystyrene board, polymerization styrofoam or PU plate, adhesive layer be adhesive layer, binding sand pulp layer or Person completes hair after polyurethane combined material is cast between vertical hair rock wool heat-preservation core layer and organic heat-insulating core layer under stress Soak the hard-foam polyurethane layer of type and curing formation.
  2. The exterior sheathing 2. complex heat-preservation according to claim 1 is prevented fires, it is characterised in that: the length side of every piece of vertical hair rock cotton sliver Xiang Junyu vertical hair rock wool heat-preservation core layer entire length direction is consistent, has in vertical hair rock wool heat-preservation core layer width direction multiple rows of Vertical hair rock cotton sliver, two rows of vertical hair rock cotton sliver interlaced arrangements adjacent in the longitudinal direction.
  3. The exterior sheathing 3. complex heat-preservation according to claim 1 is prevented fires, it is characterised in that: the first steel fabric sheet and the second steel wire Mesh sheet includes through to steel wire and broadwise steel wire, through being known as intersection point to the intersection of steel wire and broadwise steel wire, connection structure is V-arrangement Steel wire is connected, it includes the first leg and the second supporting leg for penetrating composite insulation boards, first leg and the second supporting leg that V-arrangement, which connects steel wire, Angle be 30-60 °, V-arrangement connection steel wire apex angle be stuck on intersection point, which is known as center intersection point, first leg and second The tail end of supporting leg is bent to form to be stuck in outward and correspond to through the connection end on steel wire or broadwise steel wire, the connection of part V-arrangement Steel wire is open outwardly, and part V-arrangement connects steel wire opening inwardly.
  4. The exterior sheathing 4. complex heat-preservation according to claim 3 is prevented fires, it is characterised in that: further include for determining the first steel wire Mesh sheet and the second steel fabric sheet respectively between composite insulation boards spacing several cushion blocks, part cushion block is located at the first steel fabric sheet Between composite insulation boards, for part cushion block between the second steel fabric sheet and composite insulation boards, cushion block connects steel wire close to V-arrangement Top end setting, cushion block includes left support portion, right support portion and the recessed guiding between left support portion and right support portion Portion offers the first pilot hole and the second pilot hole for respectively corresponding and passing through for first leg and the second supporting leg on guide part, and The angle that one pilot hole and the second pilot hole central axis are formed is equal to the angle of first leg and the second supporting leg, left support portion and The outer surface in right support portion, which is respectively formed on, accommodates point of intersection through the cross bath to steel wire and broadwise steel wire, two intersection point difference Positioned at the adjacent two sides in the left and right of center intersection point, cross bath slot bottom and the distance between left support portion and right support portion inner surface etc. The spacing between the first steel fabric sheet and the second steel fabric sheet and composite insulation boards;Alternatively, further including for determining the first steel wire Mesh sheet and the second steel fabric sheet respectively between composite insulation boards spacing several cushion blocks, part cushion block is located at the first steel fabric sheet Between composite insulation boards, for part cushion block between the second steel fabric sheet and composite insulation boards, cushion block connects steel wire close to V-arrangement Top end setting, cushion block includes support portion and recessed guide part, offers and is respectively corresponded for first leg and the on guide part The angle etc. that the first pilot hole and the second pilot hole that two supporting legs pass through, the first pilot hole and the second pilot hole central axis are formed Point of intersection is accommodated through to steel wire and broadwise steel wire in being formed on the angle of first leg and the second supporting leg, the outer surface of support portion Cross bath, which is located at the adjacent left-hand or adjacent right side of center intersection point, table in cross bath slot bottom and support portion The distance between face is equal to spacing between the first steel fabric sheet and the second steel fabric sheet and composite insulation boards.
  5. The exterior sheathing 5. complex heat-preservation according to claim 2 is prevented fires, it is characterised in that: hard-foam polyurethane layer includes that covering is perpendicular It is formed in the hard-foam polyurethane adhesive layer and infiltration vertical hair rock wool heat-preservation core layer of silk rock wool heat-preservation core layer respective surfaces poly- Urethane cohesive body.
  6. The exterior sheathing 6. complex heat-preservation according to claim 5 is prevented fires, it is characterised in that: vertical hair rock cotton sliver need to first pass around as Lower technique is pre-processed, and is subsequently used for being arranged in single layer tabular, specifically:
    Step (1) carries out preheating and drying to vertical hair rock cotton sliver, and final maintenance vertical hair rock cotton sliver temperature is 40-45 DEG C;
    The pretreating agent of the uniform high pressure spray atomization in step (2) Xiang Shusi rock cotton sliver surface, 40-45 DEG C of pretreating agent temperature are pre- to locate It manages agent and vertical hair rock cotton sliver mass ratio is 1:25-1:28, the component and each component mass ratio of pretreating agent are as follows: hydroxyl polymethyl-benzene Radical siloxane 25-28%, organo silane coupling agent KH550 16-19%, mono fatty acid glyceride 7-8% and isopropanol 45-52%;
    Step (3) is sprayed with the vertical hair rock cotton sliver of pretreating agent initial action 4-5min under conditions of 60-63 DEG C of temperature;
    Step (4) by by the vertical hair rock cotton sliver of initial action be placed in temperature maintain carried out in 80 DEG C~90 DEG C of drying room it is anti-eventually It should be to being completely dried.
  7. The exterior sheathing 7. complex heat-preservation according to claim 2 is prevented fires, it is characterised in that: therein in single vertical hair rock cotton sliver There is the gap 10mm between adjacent two pieces of vertical hair rock cotton slivers, form polyurethane in the gap and connect rib, alternatively, vertical hair rock therein The flat through-hole that thickness direction runs through vertical hair rock cotton sliver is offered on sliver, is formed polyurethane in the flat through-hole and is connected rib, it is flat The width of shape through-hole is 10mm.
  8. The exterior sheathing 8. complex heat-preservation according to claim 1 is prevented fires, it is characterised in that: the second mortar thickness 5mm, You Jibao Warm core material thickness 60mm, vertical hair rock wool heat-preservation core material thickness 30mm, the first mortar thickness 5mm.
  9. The exterior sheathing 9. complex heat-preservation according to claim 1 is prevented fires, it is characterised in that: when in external angle position in use, two Complex heat-preservation fire prevention exterior sheathing carries out piece docking in exterior wall external corner part, and the complex heat-preservation fire prevention exterior sheathing at the external corner is known as External corner keeps the temperature outer template, and the interface that external corner keeps the temperature outer template is inclined-plane, and the inclined-plane and external corner keep the temperature the outer surface of outer template Angle is 43 °.
  10. 10. a kind of production technology of complex heat-preservation fire prevention exterior sheathing, it is characterised in that: carry out in accordance with the following steps:
    Step (1) carries out preheating and drying to vertical hair rock cotton sliver, and final maintenance vertical hair rock cotton sliver temperature is 40-45 DEG C;
    The pretreating agent of the uniform high pressure spray atomization in step (2) Xiang Shusi rock cotton sliver surface, 40-45 DEG C of pretreating agent temperature are pre- to locate It manages agent and vertical hair rock cotton sliver mass ratio is 1:25-1:28, the component and each component mass ratio of pretreating agent are as follows: hydroxyl polymethyl-benzene Radical siloxane 25-28%, organo silane coupling agent KH550 16-19%, mono fatty acid glyceride 7-8% and isopropanol 45-52%;
    Step (3) is sprayed with the vertical hair rock cotton sliver of pretreating agent initial action 4-5min under conditions of 60-63 DEG C of temperature;
    Step (4) by by the vertical hair rock cotton sliver of initial action be placed in temperature maintain carried out in 80 DEG C~90 DEG C of drying room it is anti-eventually It should be to being completely dried;
    Several pieces of vertical hair rock cotton slivers are arranged in tabular and form vertical hair rock wool heat-preservation core layer by step (5);
    Polyurethane combined material is cast in vertical hair rock wool heat-preservation core layer by step (6), after lay organic heat insulation core material on it Layer, is placed in laminating machine system and completes foaming process, forms composite insulation boards;
    Step (7) respectively corresponds the first steel fabric sheet of laying and the second steel fabric sheet inside and outside composite insulation boards and installs pad Block, inserting V-arrangement connect steel wire;
    Step (8) forms bonding layer screed on the inside of composite insulation boards, and bonding layer screed covers the first steel fabric sheet, then lays Then first alkali-resistant glass fiber mesh is formed on last layer screed and covers the first alkali-resistant glass fiber mesh, the bonding layer screed and last layer Screed is collectively referred to as the first screed;
    Step (9) forms bonding layer screed on the outside of composite insulation boards, and bonding layer screed covers the second steel fabric sheet, then lays Then second alkali-resistant glass fiber mesh is formed on last layer screed and covers the second alkali-resistant glass fiber mesh, the bonding layer screed and last layer Screed is collectively referred to as the second screed;
    Step (10) is dried or is dried.
CN201910621575.8A 2019-07-10 2019-07-10 A kind of complex heat-preservation fire prevention exterior sheathing and its production technology Pending CN110485601A (en)

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Citations (7)

* Cited by examiner, † Cited by third party
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CN203361377U (en) * 2013-07-08 2013-12-25 烟台正海新材料有限公司 Prefabrication hard foam polyurethane rock wool composite insulation board
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