CN111945934A - UHPC colored facing layer outer wall-hanging plate and manufacturing process thereof - Google Patents

UHPC colored facing layer outer wall-hanging plate and manufacturing process thereof Download PDF

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Publication number
CN111945934A
CN111945934A CN202010885621.8A CN202010885621A CN111945934A CN 111945934 A CN111945934 A CN 111945934A CN 202010885621 A CN202010885621 A CN 202010885621A CN 111945934 A CN111945934 A CN 111945934A
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China
Prior art keywords
uhpc
layer
thickness
plate
frame plate
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CN202010885621.8A
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Inventor
刘兆坤
马建平
王志胜
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Shandong Yuanmeng Green Building Technology Co ltd
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Shandong Yuanmeng Green Building Technology Co ltd
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Priority to CN202010885621.8A priority Critical patent/CN111945934A/en
Publication of CN111945934A publication Critical patent/CN111945934A/en
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    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/88—Curtain walls
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/66—Sealings
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/76—Heat, 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
    • E04B1/78—Heat insulating elements
    • E04B1/80—Heat insulating elements slab-shaped
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/92—Protection against other undesired influences or dangers
    • E04B1/94—Protection against other undesired influences or dangers against fire
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
    • E04C2/30—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure
    • E04C2/38—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure with attached ribs, flanges, or the like, e.g. framed panels
    • E04C2/384—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure with attached ribs, flanges, or the like, e.g. framed panels with a metal frame
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00—Adapting or protecting infrastructure or their operation
    • Y02A30/24—Structural elements or technologies for improving thermal insulation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B80/00—Architectural or constructional elements improving the thermal performance of buildings
    • Y02B80/10—Insulation, e.g. vacuum or aerogel insulation

Abstract

The invention discloses an UHPC colorful veneer layer external wallboard and a manufacturing process, wherein the external wallboard specifically comprises an external wallboard main body, a frame plate rib consisting of two-way plate ribs is arranged inside the external wallboard main body, a window frame mounting hole is formed in the middle of the frame plate rib, and a plurality of filling holes A are formed in the periphery of the window frame mounting hole; a row of filling holes B are formed in the lower end nodes of the frame plate ribs, the outer sides of the frame plate ribs are sequentially provided with a UHPC outer decorative layer and a UHPC structural layer from outside to inside, and the inner sides of the frame plate ribs are sequentially provided with a cement-based composite anti-permeability coating, an aerogel bridge-cut thermal insulation layer and a fireproof decorative plate from inside to outside; the invention provides a UHPC colorful veneer layer external hanging wallboard and a manufacturing process thereof, which can integrate decoration, heat preservation, fire prevention and structure into a whole, so that a building external wall system can meet the requirements of various aspects such as no cold bridge, high air tightness, high fire resistance, high durability, light dead weight, convenience for internal decoration, low cost and the like.

Description

UHPC colored facing layer outer wall-hanging plate and manufacturing process thereof
Technical Field
The invention relates to an UHPC colorful veneer layer external hanging wallboard and a manufacturing process thereof, belonging to the technical field of assembly type buildings.
Background
At present, with the development of society and the progress of science and technology, the assembly construction building industrialization, housing industrialization and urbanization construction are widely used. The first kind of the assembly type exterior wall cladding panel which is used in large amount at present is a solid concrete slab made of common concrete, the second kind is a double-faced concrete slab sandwich heat insulation layer cladding panel, and the third kind is a lightweight concrete exterior wall panel.
All the three external wall panels have the following defects: the first solid concrete slab is not provided with a heat insulation layer, the heat insulation layer needs to be pasted on a wall by cement bonding mortar in an engineering field, then the heat insulation layer needs to be anchored by tail fin expansion studs for punching, the construction speed is slow, and most quality out-of-control points are difficult to monitor; the first and the second have the problems of self-weight and inconvenient transportation and installation, and the third is that the lightweight concrete external wall panel is easy to damage after being used for a period of time due to too light weight and poor strength.
After the assembly and installation of the assembled external wall panel on a construction site are finished, the secondary spraying of decorative materials is carried out, the decorative materials mainly comprise real stone paint and coating, the external vertical face decorative layer is easy to crack, fall off and fade after being blown by wind and exposed to the sun for a long time, the durability is limited, the workload is large, the construction risk coefficient is high, and the pollution to the surrounding environment is caused when the paint is sprayed. In addition, a hanging basket needs to be independently erected for secondary spraying of the decorative pigment, spraying personnel perform high-altitude suspension operation, the workload is large, the risk degree is high, and the advantages of the fabricated building are difficult to embody.
In summary, the prior art obviously has inconvenience and defects in practical use, so there is a need to provide an external wall panel with iterative innovation to solve the bottleneck in the prior art.
Disclosure of Invention
The invention aims to solve the technical problems and provides the UHPC colorful veneer layer outer hanging wallboard and the manufacturing process thereof, which can integrate decoration, heat preservation, fire prevention and structure into a whole, so that the building outer wall system can meet the requirements of cold bridge free, high air tightness, high fire resistance, high durability, light dead weight, convenient internal decoration, low cost and the like.
In order to solve the technical problems, the invention adopts the following technical scheme:
a UHPC color facing layer external wall panel comprises an external wall panel main body, wherein a frame plate rib consisting of two-way plate ribs is arranged inside the external wall panel main body; a window frame mounting hole is formed in the middle of the frame plate rib, a plurality of filling holes A are formed in the periphery of the window frame mounting hole, and the filling holes A are distributed annularly; a row of filling holes B are formed in the nodes at the lower ends of the frame plate ribs; the outer side of the frame plate rib is sequentially provided with a UHPC outer decorative layer and a UHPC structural layer from outside to inside; the inner side of the frame plate rib is sequentially provided with a cement-based composite anti-permeability coating, an aerogel bridge-cut-off heat-insulating layer and a fireproof decorative plate from inside to outside.
Furthermore, the UHPC outer facing layer consists of alloy fibers, colored inorganic pigment and colored quartz sand, and the thickness of the UHPC outer facing layer is 10 mm; the UHPC structural layer is composed of short fiber steel fibers and quartz sand, and the thickness of the UHPC structural layer is 20 mm; one end of a C-shaped steel skeleton is arranged inside the UHPC structural layer.
Furthermore, a fireproof heat-insulating layer and foam concrete are arranged inside the filling hole A; the fireproof heat-insulating layer is positioned on one side close to the UHPC structural layer, and the foam concrete is positioned on one side close to the cement-based composite anti-permeability coating.
Further, the thickness of the fireproof heat-insulating layer in the filling hole A is 60-150 mm, and the fireproof heat-insulating layer is made of a graphite polystyrene board; the thickness of the foam concrete is 40-60 mm.
Furthermore, a glass film steel shell with the thickness of 3mm is installed at the lower end part of the filling hole B, and the glass film steel shell is used for sealing the lower end part of the filling hole B; and a steel wire framework and a filling material are arranged in the filling hole B.
Further, the diameter of a steel wire in the steel wire framework is 3.5mm, and the end part of the steel wire is inserted into a frame plate rib or a UHPC structural layer; the filling material is a heat-insulating fireproof material or lightweight aggregate concrete.
Further, the frame plate ribs are formed by pouring C-shaped steel frameworks and C40 fine stone concrete; the thickness of the frame plate rib is 120 mm.
Furthermore, an integrated prefabricated window frame is installed inside the external wallboard main body, and a floating window upper plate and a floating window lower plate which are vertically arranged are installed outside the integrated prefabricated window frame.
Further, the thickness of the cement-based composite anti-permeability coating is 1mm, and the cement-based composite anti-permeability coating is prepared by fully coating one layer of alkali glass fiber mesh cloth in plastic and fully scraping 1mm thick waterproof anti-cracking putty; the thickness of the aerogel bridge-cut-off heat insulation layer is 3 mm; the thickness of the fireproof decorative plate is 8mm, and the fireproof decorative plate is a glass magnesium plate or a calcium silicate plate.
A manufacturing process of a UHPC colorful facing layer outer wall panel specifically comprises the following steps:
s1, respectively blending slurry of a color UHPC outer decorative layer with the thickness of 10mm and slurry of a UHPC structural layer with the thickness of 20 mm;
s2, pouring slurry of the color UHPC outer decorative surface layer with the thickness of 10mm to the bottom of the mold;
s3, placing the C-shaped steel framework 16 on the color UHPC outer facing layer, pouring slurry of a UHPC structure layer with the thickness of 20mm onto the color UHPC outer facing layer, and uniformly vibrating and spreading;
s4, paving a fireproof heat-insulation plate with the thickness of 60-150 mm and a foam concrete composite plate with the thickness of 40-60 mm on the UHPC structural layer, using the composite plate as a tire membrane of a frame plate rib, pouring C40 fine stone concrete of the plate rib, vibrating and compacting, and maintaining and forming the frame plate rib;
s5, sealing the opening space part at the lower end part of the frame plate rib by using a glass film steel shell with the thickness of 3mm, and pouring heat-insulating fireproof materials or filling aggregate concrete;
s6, fully coating a layer of alkali glass fiber mesh cloth in the plastic, fully scraping 1mm thick waterproof anti-cracking putty, and then sticking a 3mm thick aerogel bridge-cut thermal insulation layer;
s7, fixing the fireproof decorative plate with the thickness of 8mm on the wall plate frame plate rib by using a galvanized steel nail anchor to form an internal decoration base plate surface;
and S8, grooving and napping the UHPC external decorative layer after demoulding and hardening to manufacture the stone texture effect, and performing the working procedures of deburring and finishing.
After the technical scheme is adopted, compared with the prior art, the invention has the following advantages:
the external wall board integrates the decoration, heat preservation, fire prevention and waterproof combined structure with the structure of the enclosure wall board, so that the service life of an external wall enclosure system is the same as that of a main building;
the outer decorative surface layer and the structural layer of the external wall panel are prepared by UHPC and are organically overlapped with the high-strength concrete plate rib structure wall panel, so that the service life of the building outer wall enclosure system is greatly prolonged;
in the scheme, the UHPC outer decorative layer of the outer wall-hanging panel is added with inorganic pigment, alloy fiber and color sand aggregate, and can form decorative effects with various textures and tones after being prepared and hardened by grooving and napping treatment, and the UHPC outer decorative layer and the structural layer are integrated with the outer wall-hanging panel structure integrally, so that the outer wall-hanging panel is high in strength, durable, corrosion-resistant, seepage-resistant and free of cracking;
the external wall board adopts the sandwich heat-insulating layer, the inner surface of the wall board is covered by the fireproof board, and the aerogel bridge-cut-off heat-insulating layer is pasted on the inner side of the board, so that the problem of energy-saving heat-insulating full bridge-cut-off of the external wall enclosure is comprehensively solved, a base board surface is provided for internal decoration, and complicated manual wet operations such as plastering, masonry, cast-in-place filling and the like are greatly reduced;
the external wall board has the advantages of thinness, lightness, simplicity, low manufacturing cost and high installation speed and efficiency, solves the problems of non-durability, unreliability, seepage, crack and falling of a large number of existing external wall heat preservation methods, in particular to a method of externally pasting a heat preservation board system by thin plastering, and fundamentally and comprehensively improves the quality safety and reliability of the external wall heat preservation and enclosure system;
the invention can replace the outer wall dry-hanging high-grade stone, the outer hanging ceramic plate and the outer hanging metal curtain wall system of the traditional process; the assembly quality is stable and reliable, the cost performance is high, the construction is simple and easy, the installation is rapid and safe, the labor and the materials are saved, the structural structure and the node rigidity are high, and the anti-seismic performance is excellent;
the UHPC color veneer layer external wallboard enclosure system provided by the invention can be integrated with the existing mainstream structure types and various structure systems (a steel structure, a reinforced concrete composite structure, a frame system, a shear wall system, a frame cylinder system and the like), is comprehensively suitable for low-rise, multi-rise, high-rise and super high-rise houses and public buildings, and is also suitable for industrial buildings and the reconstruction of the existing buildings;
the UHPC color veneer layer outer-hanging wallboard containment system provided by the invention has great value-improved space and has the application advantages of 'being light, fast, easy, economical, reliable to install, mature, matched, economical and applicable'.
The present invention will be described in detail below with reference to the accompanying drawings and examples.
Drawings
FIG. 1 is an isometric view of a UHPC outer wallboard of the present invention;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is a rear view of FIG. 1;
FIG. 4 is a side view of FIG. 1;
FIG. 5 is a schematic view of the construction of the frame panel ribs of the present invention;
FIG. 6 is a schematic cross-sectional view taken at A-A in FIG. 3;
FIG. 7 is a schematic cross-sectional view at M in FIG. 4;
FIG. 8 is a schematic cross-sectional view taken at B-B of FIG. 7;
in the figure, 1-external wallboard main body, 2-integrated prefabricated window frame, 3-bay window upper plate, 4-bay window lower plate, 5-frame plate rib, 6-window frame mounting hole, 7-filling hole A, 8-filling hole B, 9-UHPC external decorative layer, 10-UHPC structural layer, 11-cement-based composite impervious coating, 12-aerogel bridge-cut-off heat insulation layer, 13-fireproof decorative plate, 14-fireproof heat insulation layer, 15-foam concrete, 16-C steel skeleton, 17-glass film steel shell, 18-steel wire skeleton, 19-filling material and 20-embedded part.
Detailed Description
In order to more clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will now be described with reference to the accompanying drawings.
Example 1A UHPC color facing layer exterior wall panel
As shown in fig. 1-8, the present invention provides a UHPC external wallboard, which comprises an external wallboard main body 1, an integrated prefabricated window frame 2 installed inside the external wallboard main body 1, and a bay window upper plate 3 and a bay window lower plate 4 installed up and down outside the integrated prefabricated window frame 2.
The interior of the external wallboard main body 1 is provided with a frame plate rib 5, the frame plate rib 5 is a frame structure consisting of two-way plate ribs, and the frame plate rib 5 is formed by pouring C-shaped steel frameworks 16 and C40 fine stone concrete; the thickness of the frame plate rib 5 is 120 mm; the middle part of the frame plate rib 5 is provided with a window frame mounting hole 6, the window frame mounting hole 6 is used for mounting the integrated prefabricated window frame 2, and the integrated prefabricated window frame 2 is fixedly mounted through the embedded part 20; a plurality of filling holes A7 are formed around the window frame mounting hole 6, the filling holes A7 are distributed in a ring shape, and two adjacent filling holes A7 are separated by a plate rib; and a row of filling holes B8 are formed at the lower end nodes of the frame plate ribs 5.
And the outer side of the frame plate rib 5 is sequentially provided with a UHPC outer decorative layer 9 and a UHPC structural layer 10 from outside to inside.
The thickness of the UHPC outer decorative layer 9 is 10mm, and the UHPC outer decorative layer 9 consists of alloy fibers, colored inorganic pigment and colored high-quality quartz sand; the thickness of the UHPC structural layer 10 is 20mm, the UHPC structural layer 10 is composed of short fiber steel fibers and high-quality quartz sand, and alloy fibers and color inorganic pigments are not adopted; one end of a C-shaped steel skeleton 16 is arranged inside the UHPC structural layer 10.
The inner side of the frame plate rib 5 is sequentially provided with a cement-based composite anti-permeability coating 11, an aerogel bridge-cut-off thermal insulation layer 12 and a fireproof decorative plate 13 from inside to outside.
The thickness of the cement-based composite anti-permeability coating 11 is 1mm, and the cement-based composite anti-permeability coating 11 is made by fully coating a layer of alkali glass fiber mesh cloth in plastic with a waterproof anti-cracking putty layer with the thickness of 1 mm.
The thickness of the aerogel bridge cut-off thermal insulation layer 12 is 3 mm; the thickness of the fireproof decorative plate 13 is 8mm, and the fireproof decorative plate 13 is a glass magnesium plate or a calcium silicate plate.
A fireproof heat-insulating layer 14 and foam concrete 15 are arranged in the filling hole A7; the fireproof heat-insulating layer 14 is positioned at one side close to the UHPC structural layer 10, and the foam concrete 15 is positioned at one side close to the cement-based composite anti-permeability coating 11; the thickness of the fireproof heat-insulating layer 14 in the filling hole A7 is 60-150 mm, and the fireproof heat-insulating layer 14 is made of a graphite polystyrene board; the thickness of the foam concrete 15 is 40-60 mm.
The lower end part of the filling hole B8 is provided with a glass film steel shell 17, the thickness of the glass film steel shell 17 is 3mm,
the glass film steel shell 17 is used for realizing the closing of the lower end part of the filling hole B8; the steel wire framework 18 and the filling material 19 are arranged in the filling hole B8; the diameter of a steel wire in the steel wire framework 18 is 3.5mm, and the end part of the steel wire is inserted into the frame plate rib 5 or the UHPC structural layer 10; the filling material 19 is a heat-insulating fireproof material or lightweight aggregate concrete.
Example 2 manufacturing process of UHPC color facing layer outer-hanging wallboard
The invention provides a manufacturing process of a UHPC (ultra high performance polycarbonate) external wallboard, which specifically comprises the following steps:
s1, respectively blending slurry of a color UHPC outer decorative layer with the thickness of 10mm and slurry of a UHPC structural layer with the thickness of 20 mm;
s2, pouring slurry of the color UHPC outer decorative surface layer with the thickness of 10mm to the bottom of the mold;
s3, placing the C-shaped steel framework 16 on the color UHPC outer facing layer, pouring slurry of a UHPC structure layer with the thickness of 20mm onto the color UHPC outer facing layer, and uniformly vibrating and spreading;
s4, paving a fireproof heat-insulation plate with the thickness of 60-150 mm and a foam concrete composite plate with the thickness of 40-60 mm on the UHPC structural layer, using the composite plate as a tire membrane of a frame plate rib, pouring C40 fine stone concrete of the plate rib, vibrating and compacting, and maintaining and forming the frame plate rib;
s5, sealing the opening space part at the lower end part of the frame plate rib by using a glass film steel shell with the thickness of 3mm, and pouring heat-insulating fireproof materials or filling aggregate concrete;
s6, fully coating a layer of alkali glass fiber mesh cloth in the plastic, fully scraping 1mm thick waterproof anti-cracking putty, and then sticking a 3mm thick aerogel bridge-cut thermal insulation layer;
s7, anchoring the fireproof decorative plate with the thickness of 8mm on the wall plate frame plate rib by using galvanized steel nails to form an internal decoration base plate surface;
and S8, performing grooving and napping process treatment on the UHPC external decorative layer of the demoulded and hardened external wall panel to manufacture the stone texture effect, and performing burr cleaning and finishing processes.
The specific working principle of the invention is as follows:
the external wall board integrates the heat-preservation, decoration, fire prevention and waterproof combined structure with the structure of the enclosure wall board, so that the service life of an external wall enclosure system is the same as that of a main building; the outer decorative surface layer and the structural layer of the external wall panel are prepared by UHPC and are organically overlapped with the high-strength concrete plate rib structure wall panel, so that the service life of the building outer wall enclosure system is greatly prolonged; the UHPC outer decorative layer of the outer wall panel in the scheme is added with inorganic pigment, alloy fiber and color sand aggregate, and can form decorative effects with various textures and colors after being prepared and hardened and processed by grooving and napping, and the UHPC outer decorative layer and the structural layer are integrated with the outer wall panel structure integrally, so that the outer wall panel is high in strength, durable, corrosion-resistant, seepage-resistant and free of cracking; the external wall board adopts the sandwich heat-insulating layer, the inner surface of the wall board is covered by the fireproof board, and the aerogel broken bridge heat-insulating layer is pasted on the inner side of the board, so that the problem of energy-saving heat-insulating full broken bridge of an outer wall enclosure is comprehensively solved, a base board surface is provided for internal decoration, and complex manual wet operations such as plastering, building, cast-in-place filling and the like are greatly reduced.
The foregoing is illustrative of the best mode of the invention and details not described herein are within the common general knowledge of a person of ordinary skill in the art. The scope of the present invention is defined by the appended claims, and any equivalent modifications based on the technical teaching of the present invention are also within the scope of the present invention.

Claims (10)

1. The utility model provides a UHPC colored veneer layer outer wall panel which characterized in that: the external wallboard comprises an external wallboard main body (1), wherein a frame plate rib (5) consisting of two-way plate ribs is arranged inside the external wallboard main body (1), a window frame mounting hole (6) is formed in the middle of the frame plate rib (5), a plurality of filling holes A (7) are formed in the periphery of the window frame mounting hole (6), and the filling holes A (7) are distributed annularly; a row of filling holes B (8) are formed at the lower end nodes of the frame plate ribs (5); the outer side of the frame plate rib (5) is sequentially provided with a UHPC outer decorative layer (9) and a UHPC structural layer (10) from outside to inside, and the inner side of the frame plate rib (5) is sequentially provided with a cement-based composite anti-permeability coating (11), an aerogel bridge-cut-off heat-insulating layer (12) and a fireproof decorative plate (13) from inside to outside.
2. A UHPC color veneer exterior wallboard, as defined in claim 1, wherein: the UHPC outer decorative layer (9) consists of alloy fibers, colored inorganic pigment and colored quartz sand, and the thickness of the UHPC outer decorative layer (9) is 10 mm; the UHPC structural layer (10) is composed of short fiber steel fibers and quartz sand, and the thickness of the UHPC structural layer (10) is 20 mm; one end of a C-shaped steel framework (16) is arranged in the UHPC structural layer (10).
3. A UHPC color veneer exterior wallboard, as defined in claim 1, wherein: a fireproof heat-insulating layer (14) and foam concrete (15) are arranged in the filling hole A (7); the fireproof heat-insulating layer (14) is positioned on one side close to the UHPC structural layer (10), and the foam concrete (15) is positioned on one side close to the cement-based composite anti-permeability coating (11).
4. A UHPC color veneer exterior wallboard, according to claim 3, wherein: the thickness of the fireproof heat-insulating layer (14) in the filling hole A (7) is 60-150 mm, and the fireproof heat-insulating layer (14) is made of graphite polystyrene boards; the thickness of the foam concrete (15) is 40-60 mm.
5. A UHPC color veneer exterior wallboard, as defined in claim 1, wherein: the lower end part of the filling hole B (8) is provided with a glass film steel shell (17) with the thickness of 3mm, and the glass film steel shell (17) is used for sealing the lower end part of the filling hole B (8); the inside of the filling hole B (8) is provided with a steel wire framework (18) and a filling material (19).
6. A UHPC color veneer exterior wallboard, as claimed in claim 5, wherein: the diameter of a steel wire in the steel wire framework (18) is 3.5mm, and the end part of the steel wire is inserted into the frame plate rib (5) or the UHPC structural layer (10); the filling material (19) is a heat-insulating fireproof material or lightweight aggregate concrete.
7. A UHPC color veneer exterior wallboard, as defined in claim 1, wherein: the frame plate ribs (5) are formed by pouring C-shaped steel frameworks (16) and C40 fine stone concrete; the thickness of the frame plate rib (5) is 120 mm.
8. A UHPC color veneer exterior wallboard, as defined in claim 1, wherein: the interior of the external wallboard main body (1) is provided with an integrated prefabricated window frame (2), and the exterior of the integrated prefabricated window frame (2) is provided with a floating window upper plate (3) and a floating window lower plate (4) which are arranged from top to bottom.
9. A UHPC color veneer exterior wallboard, as defined in claim 1, wherein: the thickness of the cement-based composite anti-permeability coating (11) is 1mm, and the cement-based composite anti-permeability coating (11) is prepared by fully coating a layer of medium alkali glass fiber mesh cloth in plastic with adhesive and fully scraping 1mm thick waterproof anti-cracking putty; the thickness of the aerogel bridge cut-off heat insulation layer (12) is 3 mm; the thickness of the fireproof decorative plate (13) is 8mm, and the fireproof decorative plate (13) is a glass magnesium plate or a calcium silicate plate.
10. A manufacturing process of UHPC colorful facing layer outer-hanging wall board is characterized in that: the method specifically comprises the following steps:
s1, respectively blending slurry of a color UHPC outer decorative layer with the thickness of 10mm and slurry of a UHPC structural layer with the thickness of 20 mm;
s2, pouring slurry of the color UHPC outer decorative surface layer with the thickness of 10mm to the bottom of the mold;
s3, placing the C-shaped steel framework 16 on the color UHPC outer facing layer, pouring slurry of a UHPC structure layer with the thickness of 20mm onto the color UHPC outer facing layer, and uniformly vibrating and spreading;
s4, paving a fireproof heat-insulation plate with the thickness of 60-150 mm and a foam concrete composite plate with the thickness of 40-60 mm on the UHPC structural layer, using the composite plate as a tire membrane of a frame plate rib, pouring C40 fine stone concrete of the plate rib, vibrating and compacting, and maintaining and forming the frame plate rib;
s5, sealing the opening space part at the lower end part of the frame plate rib by using a glass film steel shell with the thickness of 3mm, and pouring heat-insulating fireproof materials or filling aggregate concrete;
s6, fully coating a layer of alkali glass fiber mesh cloth in the plastic, fully scraping 1mm thick waterproof anti-cracking putty, and then sticking a 3mm thick aerogel bridge-cut thermal insulation layer;
s7, fixing the fireproof decorative plate with the thickness of 8mm on the wall plate frame plate rib by using a galvanized steel nail anchor to form an internal decoration base plate surface;
and S8, grooving and napping the UHPC external decorative layer after demoulding and hardening to manufacture the stone texture effect, and performing the working procedures of deburring and finishing.
CN202010885621.8A 2020-08-28 2020-08-28 UHPC colored facing layer outer wall-hanging plate and manufacturing process thereof Pending CN111945934A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112726888A (en) * 2020-12-31 2021-04-30 崔荣平 Plate rib type external hanging wallboard and manufacturing process
CN114108978A (en) * 2021-12-03 2022-03-01 四川华构住宅工业有限公司 Novel ultra-thin heat-preservation outer-hanging wallboard made of UHPC and construction process of novel ultra-thin heat-preservation outer-hanging wallboard

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112726888A (en) * 2020-12-31 2021-04-30 崔荣平 Plate rib type external hanging wallboard and manufacturing process
CN114108978A (en) * 2021-12-03 2022-03-01 四川华构住宅工业有限公司 Novel ultra-thin heat-preservation outer-hanging wallboard made of UHPC and construction process of novel ultra-thin heat-preservation outer-hanging wallboard

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