CN111139954A - Prefabricated heat-insulating wall component with prefabricated finishing coat and preparation method thereof - Google Patents

Prefabricated heat-insulating wall component with prefabricated finishing coat and preparation method thereof Download PDF

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Publication number
CN111139954A
CN111139954A CN202010043278.2A CN202010043278A CN111139954A CN 111139954 A CN111139954 A CN 111139954A CN 202010043278 A CN202010043278 A CN 202010043278A CN 111139954 A CN111139954 A CN 111139954A
Authority
CN
China
Prior art keywords
layer
prefabricated
heat
insulating
wall
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010043278.2A
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Chinese (zh)
Inventor
刘丙强
刘念界
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Shengkui Plastic Industry Co ltd
Original Assignee
Shanghai Shengkui Plastic Industry Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shanghai Shengkui Plastic Industry Co ltd filed Critical Shanghai Shengkui Plastic Industry Co ltd
Priority to CN202010043278.2A priority Critical patent/CN111139954A/en
Publication of CN111139954A publication Critical patent/CN111139954A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • 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
    • 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
    • E04B1/92Protection against other undesired influences or dangers
    • E04B1/94Protection against other undesired influences or dangers against fire
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04FFINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F13/00Coverings or linings, e.g. for walls or ceilings
    • E04F13/07Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor
    • E04F13/08Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor composed of a plurality of similar covering or lining elements

Abstract

The invention discloses an assembled prefabricated heat-insulating wall component with a prefabricated finishing layer and a preparation method thereof. The preparation method is used for manufacturing the prefabricated heat-insulation wall body component with the prefabricated finishing coat. The decorative surface layer, the heat insulation layer and the wall body layer are integrally formed, so that the problems that the decorative surface layer needs to be constructed on site after the construction of the outer wall heat insulation project is finished and the process is complex are effectively solved, and the preparation process is simple and the efficiency is high; meanwhile, the wall body has excellent quality and good heat preservation effect.

Description

Prefabricated heat-insulating wall component with prefabricated finishing coat and preparation method thereof
Technical Field
The invention relates to an assembled prefabricated heat-insulating wall component with a prefabricated decorative surface layer and a preparation method thereof.
Background
The traditional external thermal insulation, internal thermal insulation, sandwich thermal insulation and the like are mainly used in the conventional external thermal insulation method of the wall body of the prefabricated member, and the thermal insulation methods have obvious defects. The traditional external heat insulation site has more processes and longer construction period, and has the risk of cracking and falling in the later period, which does not accord with the development direction of building industrialization; the internal heat preservation has certain influence on the indoor space, and is easy to form a cold bridge to cause dewing; the concrete protective layer outside the sandwich heat insulation is thick, the sandwich heat insulation material is easy to form a cold bridge after edge sealing treatment, and a gap is easy to form between the heat insulation material and a wall body, so that the integral rigidity distribution of a component is influenced, the integral thickness of the sandwich heat insulation outer wall is thick, the cost is high, the room rate is influenced, and although the popularization is recommended by the government, the actual application range is small.
In addition, when the building exterior decoration is constructed, the construction can be carried out only after the wall outer side heat preservation project of the prefabricated components is accepted. And the scaffold is attached to a heat insulation system which takes adhesion as a main anchoring as an auxiliary, and the scaffold is subjected to on-site wet operation, so that the scaffold occupies a large amount of construction time, and the scaffold is complex in process, time-consuming and labor-consuming and has hidden troubles of cracking and falling.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides an assembled prefabricated heat-insulating wall body component with a prefabricated decorative surface layer and a preparation method thereof.
The invention is realized by the following technical scheme:
the prefabricated heat-insulating wall body component comprises a wall body layer, a heat-insulating layer and a finishing layer, wherein the finishing layer is arranged on the outer side of the heat-insulating layer through a reverse beating technology, the wall body layer and the inner side of the heat-insulating layer are integrally poured and formed, and the heat-insulating layer is made of an A-level fireproof heat-insulating material.
Furthermore, an adhesive layer is coated between the heat-insulating layer and the facing layer.
Further, at least one steel mesh layer is embedded in the heat preservation layer.
Furthermore, a plurality of inwards-concave connecting grooves are formed in the inner side of the heat-insulating layer, a plurality of outwards-convex positioning portions are arranged on one side, facing the heat-insulating layer, of the wall body layer, the positioning portions correspond to the connecting grooves one to one, and the positioning portions are inserted into the connecting grooves.
Furthermore, the heat-insulating layer is made of organic-inorganic composite materials.
Furthermore, the heat-insulating layer is an organic-inorganic composite heat-insulating material.
Further, the insulating layer is made of a silicon graphene insulating material.
A preparation method of an assembled prefabricated heat-insulating wall component with a prefabricated finishing layer is used for manufacturing the assembled prefabricated heat-insulating wall component with the prefabricated finishing layer, and comprises the following steps:
s1, reversely arranging the materials of the facing layer and paving the facing layer at the bottom of the mould to form the facing layer;
s2, paving the material of the heat-insulating layer above the facing layer, and forming the heat-insulating layer connected with the facing layer into a whole after shaping;
and S3, adding reinforcing steel bars above the formed heat-insulating layer, pouring concrete, and forming the wall body layer after curing.
Further, step S0.5 is included before step S1, where step S0.5 is to lay a protective layer on the bottom of the mold.
The invention has the beneficial effects that: the decorative surface layer, the heat insulation layer and the wall body layer are integrally formed, so that the problems that the decorative surface layer needs to be constructed on site after the construction of the outer wall heat insulation project is finished and the process is complex are effectively solved, and the preparation process is simple and the efficiency is high; meanwhile, the wall body has excellent quality and good heat preservation effect.
Drawings
Fig. 1 is a schematic structural diagram of an assembled prefabricated thermal insulation wall member with a prefabricated finishing layer according to an embodiment of the invention.
Fig. 2 is a schematic view of the internal structure of the prefabricated heat-insulating wall member with the prefabricated finishing coat.
Fig. 3 is a flow chart of a method for manufacturing an assembled prefabricated heat-insulating wall member with a prefabricated finishing layer according to the embodiment of the invention.
Description of reference numerals:
wall body layer 1
Positioning part 11
Insulating layer 2
Connecting groove 21
Steel mesh layer 22
Finishing layer 3
Detailed Description
The following description of the embodiments refers to the accompanying drawings, which are included to illustrate specific embodiments in which the invention may be practiced.
As shown in fig. 1 and 2, this embodiment discloses an assembled prefabricated heat preservation wall component from taking prefabricated finish coat, this assembled prefabricated heat preservation wall component from taking prefabricated finish coat includes wall layer 1, heat preservation 2 and finish coat 3, finish coat 3 sets up in the outside of heat preservation 2 through the technique of beating reversely, and wall layer 1 pours the shaping with the inboard of heat preservation 2 is integrative, and wherein, heat preservation 2 insulation material is a level a fire prevention insulation material.
The decorative surface layer 3, the heat insulation layer 2 and the wall body layer 1 are integrally formed, so that the risk of cracking and falling off of the prefabricated member wall body after external heat insulation in the prior art is effectively overcome, the problems that the site construction is started after the external wall heat insulation engineering construction of the decorative surface layer 3 is finished and the process is complicated are effectively solved, and the preparation process is simple and high in efficiency; meanwhile, the wall body has excellent quality and good heat preservation effect.
An adhesive layer is coated between the heat-insulating layer 2 and the facing layer 3. The adhesive layer has the effect of strengthening connection, and effectively strengthens the bonding connection strength between the heat-insulating layer 2 and the finish coat 3. The adhesive layer may be an interfacial agent.
At least one steel mesh layer 22 is embedded in the heat-insulating layer 2. The compressive property of the insulating layer 2 can be greatly improved by the steel mesh layer 22, and the concrete is not influenced by gravity and is not deformed when being poured.
The inside of heat preservation 2 has a plurality of inside sunken linking groove 21, and wall body layer 1 has a plurality of outside bellied location portion 11 towards one side of heat preservation 2, and a plurality of location portion 11 and a plurality of link groove 21 one-to-one, and location portion 11 inserts and locates in linking the groove 21. By means of several positioning portions 11
Are respectively inserted into the connecting grooves 21, thereby effectively strengthening the connecting strength between the heat-insulating layer 2 and the wall body layer 1, and greatly improving the safety and stability of the assembled prefabricated heat-insulating wall body component with the prefabricated decorative surface layer.
The heat-insulating layer 2 is made of organic and inorganic composite materials. Preferably, the heat-insulating layer 2 is an organic-inorganic composite heat-insulating material. More preferably, the material of the insulating layer 2 is a silicon graphene insulating material.
Wherein, the veneer layer 3 can be a prefabricated veneer. The prefabricated veneer board adopted by the veneer layer 3 can be ceramic tiles, stone, metal plates, mortar prefabricated plates and the like. The wall body layer 1 is made of concrete. The concrete can achieve higher strength and is convenient to cast and smash.
As shown in fig. 1, fig. 2, and fig. 3, the present embodiment further discloses a method for manufacturing an assembled prefabricated thermal insulation wall member with a prefabricated finishing layer, where the method for manufacturing an assembled prefabricated thermal insulation wall member with a prefabricated finishing layer is used to manufacture the assembled prefabricated thermal insulation wall member with a prefabricated finishing layer, and the method for manufacturing an assembled prefabricated thermal insulation wall member with a prefabricated finishing layer includes the following steps:
step 101, arranging the facing layer 3 material in a reverse direction and laying it on the bottom of the mould to form the facing layer 3.
In this step, the facing layer 3 is formed by first arranging the material of the facing layer 3 in a reverse direction and laying it on the bottom of the mold.
102, paving the material of the heat-insulating layer 2 above the facing layer 3, and forming the heat-insulating layer 2 connected with the facing layer 3 into a whole after shaping.
In this step, the material of the heat preservation layer 2 is laid above the finishing layer 3, and the material of the heat preservation layer 2 is shaped after pressurization and heating to form the finishing layer 3, so that the heat preservation layer 2 integrated with the finishing layer 3 is formed after shaping.
103, adding reinforcing steel bars above the formed heat insulation layer 2, pouring concrete, and curing to form the wall body layer 1.
In the step, the bottom surface of the heat preservation layer 2 is connected with the facing layer 3 into a whole, the top surface of the heat preservation layer 2 is provided with the reinforcing steel bars and the concrete is poured, the reinforcing steel bars and the poured concrete form the wall body layer 1 after maintenance, and therefore the facing layer 3, the heat preservation layer 2 and the wall body layer 1 are integrally formed. The prefabricated heat-insulation wall body component with the prefabricated veneer layer can not crack and fall off, the problems that the site construction is started after the construction of the external wall heat-insulation project is finished and the process is complex are effectively solved, and the preparation process is simple and the efficiency is high; meanwhile, the wall body has excellent quality and good heat preservation effect.
Step 100 is included before step 101, and step 100 is to lay a protective layer on the bottom of the mold. Before step 101, before the material of the facing layer 3 is laid, a protective layer is laid on the bottom of the mold, and then the material of the facing layer 3 is arranged in a reverse direction and laid on the bottom of the mold. The protective layer plays a role in protection, and effectively prevents the outer surface of the decorative layer 3 from being damaged in the transportation and installation processes.
In step 102, at least one steel mesh layer 22 may be embedded in the graphene thermal insulation material raw material composition, and then heated and pressurized. The addition of the steel mesh layer 22 can greatly improve the compression resistance of the insulating layer 2 during concrete pouring, so that the insulating layer is not deformed under the influence of gravity.
In step 102, the molding member with the connecting grooves 21 may be pre-embedded, and the molding member is taken out after the insulating layer 2 is pressurized and heated, so that a plurality of connecting grooves 21 are formed on the top surface of the insulating layer 2, wherein the connecting grooves 21 may be in a hole shape or a groove shape. After step 102, a plurality of connecting grooves 21 are formed on the formed insulating layer 2 so that the concrete-poured wall layer 1 can be structurally connected with the insulating layer 2.
Between the step 101 and the step 102, an interface agent is coated on the back surface of the finishing layer 3, namely, the interface agent is coated on the top surface of the finishing layer 3, so as to increase the bonding strength between the material of the finishing layer 3 and the heat preservation layer 2.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention, and it is therefore to be understood that the invention is not limited by the scope of the appended claims.

Claims (9)

1. The prefabricated heat-insulating wall body component is characterized by comprising a wall body layer, a heat-insulating layer and a finishing layer, wherein the finishing layer is arranged on the outer side of the heat-insulating layer through a reverse beating technology, the wall body layer and the inner side of the heat-insulating layer are integrally poured and formed, and the heat-insulating layer is made of an A-grade fireproof heat-insulating material.
2. The prefabricated insulated wall unit of claim 1, wherein an adhesive layer is applied between the insulating layer and the finishing layer.
3. The prefabricated insulated wall unit of claim 1, wherein at least one steel mesh layer is embedded in the insulating layer.
4. The prefabricated heat-insulating wall component with the prefabricated decorative surface layer as claimed in claim 1, wherein a plurality of connecting grooves which are concave inwards are formed in the inner side of the heat-insulating layer, a plurality of positioning parts which are convex outwards are formed in one side, facing the heat-insulating layer, of the wall layer, the plurality of positioning parts correspond to the plurality of connecting grooves one to one, and the positioning parts are inserted into the connecting grooves.
5. The prefabricated insulated wall unit of claim 1, wherein the insulation layer is an organic-inorganic composite material.
6. The prefabricated thermal insulation wall member with the prefabricated finishing layer as claimed in claim 5, wherein the thermal insulation layer is an organic-inorganic composite thermal insulation material.
7. The prefabricated insulated wall element with a prefabricated finishing layer as claimed in claim 6, wherein the material of the insulating layer is a silicon graphene insulating material.
8. A method for preparing an assembled prefabricated heat-insulating wall component with a prefabricated finishing layer, which is used for preparing the assembled prefabricated heat-insulating wall component with the prefabricated finishing layer as claimed in any one of claims 1 to 7, and comprises the following steps:
s1, reversely arranging the materials of the facing layer and paving the facing layer at the bottom of the mould to form the facing layer;
s2, paving the material of the heat-insulating layer above the facing layer, and forming the heat-insulating layer connected with the facing layer into a whole after shaping;
and S3, adding reinforcing steel bars above the formed heat-insulating layer, pouring concrete, and forming the wall body layer after curing.
9. The method for preparing prefabricated heat-insulating wall body member with prefabricated decorative surface layer according to claim 8, characterized in that step S0.5 is included before step S1, and step S0.5 is that a protective layer is laid on the bottom of said mould.
CN202010043278.2A 2020-01-15 2020-01-15 Prefabricated heat-insulating wall component with prefabricated finishing coat and preparation method thereof Pending CN111139954A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010043278.2A CN111139954A (en) 2020-01-15 2020-01-15 Prefabricated heat-insulating wall component with prefabricated finishing coat and preparation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010043278.2A CN111139954A (en) 2020-01-15 2020-01-15 Prefabricated heat-insulating wall component with prefabricated finishing coat and preparation method thereof

Publications (1)

Publication Number Publication Date
CN111139954A true CN111139954A (en) 2020-05-12

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Country Status (1)

Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112895063A (en) * 2020-12-04 2021-06-04 绍兴精工绿筑集成建筑系统工业有限公司 Novel external wall tile reverse-hitting process based on high-performance cement-based material

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112895063A (en) * 2020-12-04 2021-06-04 绍兴精工绿筑集成建筑系统工业有限公司 Novel external wall tile reverse-hitting process based on high-performance cement-based material

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