CN216892983U - Foamed ceramic single-sided composite board wall - Google Patents

Foamed ceramic single-sided composite board wall Download PDF

Info

Publication number
CN216892983U
CN216892983U CN202123195108.5U CN202123195108U CN216892983U CN 216892983 U CN216892983 U CN 216892983U CN 202123195108 U CN202123195108 U CN 202123195108U CN 216892983 U CN216892983 U CN 216892983U
Authority
CN
China
Prior art keywords
foamed ceramic
sided composite
ceramic single
composite board
sided
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.)
Active
Application number
CN202123195108.5U
Other languages
Chinese (zh)
Inventor
陆瑞国
龚进
李波涛
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.)
Foshan Jinyi Green Energy New Material Technology Co ltd
Guangdong Golden Green Energy Technology Co ltd
Original Assignee
Foshan Jinyi Green Energy New Material Technology Co ltd
Guangdong Golden Green Energy Technology 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 Foshan Jinyi Green Energy New Material Technology Co ltd, Guangdong Golden Green Energy Technology Co ltd filed Critical Foshan Jinyi Green Energy New Material Technology Co ltd
Priority to CN202123195108.5U priority Critical patent/CN216892983U/en
Application granted granted Critical
Publication of CN216892983U publication Critical patent/CN216892983U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Building Environments (AREA)

Abstract

The utility model discloses a foamed ceramic single-sided composite board wall, which comprises a positioning fastener, a first foamed ceramic single-sided composite board, a second foamed ceramic single-sided composite board and a through bolt; the positioning clamping pieces are transversely arranged at the bottom and the top of the foamed ceramic single-sided composite board wall body respectively; the first foamed ceramic single-sided composite board and the second foamed ceramic single-sided composite board are respectively arranged on two sides of the positioning clamping piece, so that a hollow layer is formed between the first foamed ceramic single-sided composite board and the second foamed ceramic single-sided composite board; the foamed ceramic single-sided composite board wall further comprises a hollow layer limiting piece, wherein the hollow layer limiting piece is arranged in the hollow layer and is abutted to the inner side walls of the first foamed ceramic single-sided composite board and the second foamed ceramic single-sided composite board. By adopting the utility model, a non-bearing wall in a building can be formed through dry construction, thereby being beneficial to standardized construction, reducing the construction threshold and improving the quality of the wall.

Description

Foamed ceramic single-sided composite board wall
Technical Field
The utility model relates to the field of design of assembled non-bearing partition walls, in particular to a foamed ceramic single-sided composite board wall.
Background
Most of the existing assembled non-bearing partition walls are concrete precast slabs, the weight of the wall is heavy, the installation is complex, and the operation without humidity is difficult to achieve completely. As an assembled non-bearing partition wall, the assembled non-bearing partition wall not only needs to meet the standards and requirements of various departments on fire prevention, environmental protection, sound insulation, energy conservation, structural safety and the like formulated by building materials, but also needs to have both aesthetic property and solve the problems of structural design and installation process of factory processing and on-site dry installation, so that the assembled non-bearing partition wall has large research and development difficulty, more technical difficulties and lacks mature and reliable structural forms and construction schemes in the market.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model aims to solve the technical problems of poor using effect and difficult construction of the existing assembled non-bearing partition wall, and provides the foamed ceramic single-sided composite board wall, which can form a non-bearing wall in a building through dry construction, is favorable for standardized construction, reduces the construction threshold and improves the wall quality.
In order to solve the technical problem, the embodiment of the utility model provides a foamed ceramic single-sided composite board wall body which comprises a positioning fastener, a first foamed ceramic single-sided composite board, a second foamed ceramic single-sided composite board and a through bolt; the positioning clamping pieces are transversely arranged at the bottom and the top of the foamed ceramic single-sided composite board wall body and are used for positioning the foamed ceramic single-sided composite board wall body; the first foamed ceramic single-sided composite board and the second foamed ceramic single-sided composite board are respectively arranged on two sides of the positioning clamping piece, so that a hollow layer is formed between the first foamed ceramic single-sided composite board and the second foamed ceramic single-sided composite board; the through bolt connects and fixes the first foamed ceramic single-sided composite board and the second foamed ceramic single-sided composite board which are positioned at two sides through mounting holes arranged on the first foamed ceramic single-sided composite board and the second foamed ceramic single-sided composite board.
As an improvement of the above scheme, two sides of the wall body of the foamed ceramic single-sided composite board are respectively formed by splicing a plurality of first foamed ceramic single-sided composite boards and second foamed ceramic single-sided composite boards, and gaps between two adjacent first foamed ceramic single-sided composite boards or second foamed ceramic single-sided composite boards are staggered.
As an improvement of the above scheme, the foamed ceramic single-sided composite board wall body further comprises a hollow layer limiting part, the hollow layer limiting part is arranged in the hollow layer and abutted against the inner side walls of the first foamed ceramic single-sided composite board and the second foamed ceramic single-sided composite board, the hollow layer limiting part comprises a keel frame, and the keel frame is composed of two groups of rectangular steel pipes which are parallel to each other and are vertically arranged.
As an improvement of the scheme, soundproof cotton or heat insulation boards are arranged in the keel frame.
As an improvement of the scheme, a gap between two adjacent first foamed ceramic single-sided composite boards or two adjacent second foamed ceramic single-sided composite boards is filled with foamed glue, and a sealant is arranged at one end, close to the outer side, of the gap.
As an improvement of the scheme, the first foamed ceramic single-sided composite board and the second foamed ceramic single-sided composite board are composed of a foamed ceramic base layer and a rock board decorative layer or composed of a foamed ceramic outer decorative surface and a concrete integrated board.
As an improvement of the above scheme, the first foamed ceramic single-sided composite board and the second foamed ceramic single-sided composite board located at the uppermost side and the lowermost side are provided with stepped parts engaged with the positioning fastener.
As an improvement of the scheme, the positioning clamping piece is provided with a sealing gasket, and the sealing gasket is clamped on the positioning clamping piece by the first foamed ceramic single-sided composite board and the second foamed ceramic single-sided composite board through the stepped parts of the first foamed ceramic single-sided composite board and the second foamed ceramic single-sided composite board.
As an improvement of the above scheme, the mounting hole is a counter bore, the through bolt penetrates from the outer side of the first foamed ceramic single-sided composite board or the second foamed ceramic single-sided composite board, and the corresponding first foamed ceramic single-sided composite board and the corresponding second foamed ceramic single-sided composite board are connected and fixed through a nut on the other side. Furthermore, a hard plastic or rubber gasket is arranged between the through bolt and the plate body.
Correspondingly, the embodiment of the utility model also provides an assembly method of the foamed ceramic single-sided composite board wall body, which comprises the following steps:
s001, fixing the positioning clamping piece on the ground and at a preset height above the ground through a screw;
s002, placing a hollow layer limiting piece between the positioning clamping pieces, wherein the hollow layer limiting piece at least comprises a keel frame;
s003, sequentially fixing the first foamed ceramic single-sided composite board on the keel frame through bolts from top to bottom or from bottom to top;
s004, mounting a second foamed ceramic single-sided composite board at the other end of the through bolt; and stagger with the seam of the first foamed ceramic single-sided composite board;
and S005, filling foaming glue into the joint between two adjacent first foamed ceramic single-sided composite boards or second foamed ceramic single-sided composite boards.
In step S005, after filling the foaming adhesive into the gap between two adjacent first foamed ceramic single-sided composite boards or second foamed ceramic single-sided composite boards, a flat sealing adhesive tape may be placed on the surface of the foaming adhesive or a sealant may be used to perform sealing treatment on the outer side of the foaming adhesive.
In addition, before the second foamed ceramic single-sided composite board is installed in step S004, soundproof cotton or heat insulation boards may be filled in the keel frame.
The embodiment of the utility model has the following beneficial effects:
by adopting the scheme, the non-bearing wall in the building can be formed through dry construction, so that standardized construction is facilitated, the construction threshold is reduced, and the wall quality is improved. Installation cavity intraformational steel location fastener, double-deck composite wall and cavity are favorable to the sound insulation effect, and soundproof cotton can be placed to further cavity and is favorable to the sound insulation effect to promote, uses square steel pipe both to realize location/supporting role, and is light, and further also convenient to detach installs.
The composite board is installed by the through bolt in a staggered joint mode, so that the installation is convenient and firm, the sound bridge is further reduced by the staggered joint, and the sound insulation effect is improved; the plate seams are sealed by the gap filling agent, so that the sealing performance and the sound insulation/heat insulation performance of the composite plate are improved.
The wall body with firm structure and excellent sound and heat insulation performance is formed by utilizing the characteristics of light weight and high-grade and large appearance of the foamed ceramic single-sided composite board and arranging the hollow layer limiting piece in the middle, and the requirements of the function and the attractive appearance of the non-bearing wall body of the modern building are met.
Drawings
FIG. 1 is a schematic view of the overall structure of a foamed ceramic single-sided composite board wall body according to the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is an enlarged view of portion A of FIG. 2;
fig. 4 is a schematic view of the assembly relationship between the positioning fastener and the first foamed ceramic single-sided composite plate and the second foamed ceramic single-sided composite plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings. It is only noted that the utility model is intended to be limited to the specific forms set forth herein, including any reference to the drawings, as well as any other specific forms of embodiments of the utility model.
As shown in fig. 1 and fig. 2, a first embodiment of the present invention provides a foamed ceramic single-sided composite board wall, which includes a positioning fastener 1, a first foamed ceramic single-sided composite board 2, a second foamed ceramic single-sided composite board 3, a hollow layer limiting member 4, and a through bolt 5; the positioning clamping pieces 1 are transversely arranged at the bottom and the top of the foamed ceramic single-sided composite board wall body respectively, and the positioning clamping pieces 1 can be rectangular metal pipes, preferably square steel pipes and are used for positioning the foamed ceramic single-sided composite board wall body; the first foamed ceramic single-sided composite board 2 and the second foamed ceramic single-sided composite board 3 are respectively arranged on two sides of the positioning clamping piece 1, so that a hollow layer 6 is formed between the first foamed ceramic single-sided composite board 2 and the second foamed ceramic single-sided composite board 3; the through bolt 5 connects and fixes the first foamed ceramic single-sided composite board 2 and the second foamed ceramic single-sided composite board 3 positioned at two sides through mounting holes 7 arranged on the first foamed ceramic single-sided composite board 2 and the second foamed ceramic single-sided composite board 3; the hollow layer limiting piece 4 is arranged in the hollow layer 6 and is abutted to the inner side walls of the first foamed ceramic single-sided composite board 2 and the second foamed ceramic single-sided composite board 3.
By adopting the scheme, the non-bearing wall in the building can be formed through dry construction, so that standardized construction is facilitated, the construction threshold is reduced, and the wall quality is improved. Installation cavity intraformational steel location fastener, double-deck composite wall and cavity are favorable to the sound insulation effect, and soundproof cotton can be placed to further cavity and is favorable to the sound insulation effect to promote, uses square steel pipe both to realize location/supporting role, and is light, and further also convenient to detach installs.
By utilizing the characteristics of light weight and high-grade and large appearance of the foamed ceramic single-sided composite board and by arranging the hollow layer limiting part 4 in the middle, a wall body with firm structure and excellent sound and heat insulation performance is formed, and the requirements of the function and the attractive appearance of a non-bearing wall body of a modern building are met.
In order to ensure the integral strength of the assembled wall body, two sides of the foamed ceramic single-sided composite board wall body are respectively formed by splicing a plurality of first foamed ceramic single-sided composite boards 2 and second foamed ceramic single-sided composite boards 3, and gaps 7 between two adjacent first foamed ceramic single-sided composite boards 2 or second foamed ceramic single-sided composite boards 3 are staggered. By staggering the gaps 7 between the two adjacent first foamed ceramic single-sided composite boards 2 or the two adjacent second foamed ceramic single-sided composite boards 3, the stress concentration at the gaps 7 when the wall body is impacted can be avoided, and the strength of the wall body is improved.
Preferably, the hollow layer limiting member 4 comprises a keel frame (not shown in the figure), and the keel frame is composed of two groups of rectangular steel pipes which are parallel to each other and vertically arranged. It should be noted that the hollow layer limiting pieces 4 mainly play a role in ensuring the distance between the first foamed ceramic single-sided composite board 2 and the second foamed ceramic single-sided composite board 3 on both sides, insulating sound and heat, reducing the weight of the wall body, and improving the strength of the wall body. It is used as a support for two composite boards and forms the main part of the wall body by matching with the tension of the through bolt 5. According to actual requirements, the hollow layer 6 can be mostly left empty, and the characteristics of low heat transfer coefficient of air are utilized, so that the effects of reducing the weight of the wall and insulating heat are achieved. If there is a higher demand for acoustic and thermal insulation, acoustic or thermal insulation panels may be used. In order to compromise wall body intensity and weight, also can adopt the rectangle tubular metal resonator alone, with the vertical setting of rectangle tubular metal resonator, form keel frame to it reserves the hole site and corresponds with mounting hole 7, two surfaces of rectangle tubular metal resonator and first foamed ceramic single face composite sheet 2 and second foamed ceramic single face composite sheet 3 butt. Compared with other heat-insulating or sound-insulating functional materials, the rectangular metal pipe occupies less space, is easy to move and install, has better compression resistance and tensile resistance, and can improve the toughness of the wall body.
Referring to fig. 3, in order to form a complete wall surface without a gap 7, a gap 7 between two adjacent first foamed ceramic single-sided composite boards 2 or second foamed ceramic single-sided composite boards 3 is filled with a foamed adhesive 8, and a sealant 9 is disposed at an outer end of the gap 7. The gap 7 between the first foamed ceramic single-sided composite board 2 and the second foamed ceramic single-sided composite board 3 is filled by the foaming adhesive 8, so that the gap 7 can be automatically filled in the foaming process of the foaming adhesive 8, the defect that other filling materials are easy to fill incompletely is avoided, the technical requirements of constructors are reduced, the manufacturing cost is reduced, and the popularization is facilitated. The sealant 9 is arranged at one end, close to the outer side, of the gap 7, so that the foaming process of the foaming glue 8 can be prevented from overflowing outwards, a relatively closed space is provided for the foaming glue 8, and the area to be filled can be conveniently and uniformly filled with the foaming glue 8; or after the foaming glue is completely foamed, shoveling off the redundant part after hardening, removing about one centimeter more of foaming glue in the gap, and sealing by using the sealant. The sealant 9 can be a flat long sealing strip, and one surface of the sealant is concave inwards, so that the joint of the finished wall body is in a slightly concave shape, and the wall body is more attractive.
Preferably, the first foamed ceramic single-sided composite board 2 and the second foamed ceramic single-sided composite board 3 are formed by bonding a foamed ceramic base layer 10 and a rock decoration layer 11. The foamed ceramic base layer 10 is a foamed ceramic material, and the rock plate decorative layer 11 is an artificially synthesized rock plate. Or the first foamed ceramic single-sided composite board 2 and the second foamed ceramic single-sided composite board 3 are composed of a foamed ceramic outer facing and a concrete integrated board.
Referring to fig. 4, in order to improve the sealing performance between the wall and the ground and the roof, the first foamed ceramic single-sided composite board 2 and the second foamed ceramic single-sided composite board 3 located at the uppermost side and the lowermost side are provided with stepped portions 12 engaged with the positioning clips 1. Preferably, a sealing gasket 13 is arranged on the positioning fastener 1, and the sealing gasket 13 is clamped on the positioning fastener 1 by the first foamed ceramic single-sided composite board 2 and the second foamed ceramic single-sided composite board 3 through the step parts 12 thereof. Through the cooperation of step 12 and location fastener 1 for form two kink between first foamed ceramic single face composite sheet 2 and second foamed ceramic single face composite sheet 3 and the location fastener 1, improve the thermal-insulated and waterproof performance of giving sound insulation between wall body and ground and the roof greatly.
In order to facilitate installation and finish after installation, the mounting hole 7 is a counter bore, the through bolt 5 penetrates through the first foamed ceramic single-sided composite board 2 or the second foamed ceramic single-sided composite board 3 from the outer side, and the corresponding first foamed ceramic single-sided composite board 2 and the corresponding second foamed ceramic single-sided composite board 3 are fixedly connected through a nut on the other side. After the composite board is installed, the counter bores can be covered with materials with the same color and pattern as the surface of the composite board.
The second embodiment of the utility model provides a method for assembling a foamed ceramic single-sided composite board wall, which comprises the following steps:
s001, fixing the positioning clamping piece 1 on the ground and at a preset height above the ground through a screw; this step can form the positioning base of the wall.
S002, placing a hollow layer limiting piece 4 between the positioning clamping pieces 1, wherein the hollow layer limiting piece 4 at least comprises a keel frame;
s003, sequentially fixing the first foamed ceramic single-sided composite board 2 on the keel frame from top to bottom or from bottom to top through bolts 5;
s004, mounting a second foamed ceramic single-sided composite board 3 at the other end of the through bolt 5; and stagger with the seam of the first foamed ceramic single-sided 2 composite board;
and S005, filling foaming glue 8 into the joint 7 between the two adjacent first foamed ceramic single-sided composite boards 2 or second foamed ceramic single-sided composite boards 3.
By adopting the scheme, the non-bearing wall in the building can be formed through dry construction, so that standardized construction is facilitated, the construction threshold is reduced, and the wall quality is improved.
By utilizing the characteristics of light weight and high-grade and large appearance of the foamed ceramic single-sided composite board and by arranging the hollow layer limiting part 4 in the middle, a wall body with firm structure and excellent sound and heat insulation performance is formed, and the requirements of the function and the attractive appearance of a non-bearing wall body of a modern building are met.
In step S004, after the foaming glue 8 is filled into the gap 7 between the two adjacent first foamed ceramic single-sided composite boards 2 or second foamed ceramic single-sided composite boards 3, the flat sealant 9 strips are placed on the surface of the foaming glue 8 to prevent the foaming glue 8 from overflowing. The 9 sealant strips are inwards concave towards the outer side, so that the joints of the finished wall body form a slightly concave shape, and the wall body is more attractive. Or after the foaming glue is completely foamed, shoveling off the redundant part after hardening, removing about one centimeter more of foaming glue in the gap, and sealing by using the sealant.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the utility model.

Claims (10)

1. A foamed ceramic single-sided composite board wall body is characterized by comprising a positioning fastener, a first foamed ceramic single-sided composite board, a second foamed ceramic single-sided composite board and a through bolt;
the positioning clamping pieces are transversely arranged at the bottom and the top of the foamed ceramic single-sided composite board wall respectively and are used for positioning the foamed ceramic single-sided composite board wall;
the first foamed ceramic single-sided composite board and the second foamed ceramic single-sided composite board are respectively arranged on two sides of the positioning clamping piece, so that a hollow layer is formed between the first foamed ceramic single-sided composite board and the second foamed ceramic single-sided composite board;
the through bolt connects and fixes the first foamed ceramic single-sided composite board and the second foamed ceramic single-sided composite board which are positioned at two sides through mounting holes arranged on the first foamed ceramic single-sided composite board and the second foamed ceramic single-sided composite board.
2. The foamed ceramic single-sided composite panel wall according to claim 1, further comprising a hollow layer stopper disposed in the hollow layer and abutting against inner sidewalls of the first foamed ceramic single-sided composite panel and the second foamed ceramic single-sided composite panel.
3. The foamed ceramic single-sided composite board wall according to claim 1 or 2, wherein two sides of the foamed ceramic single-sided composite board wall are respectively formed by assembling a plurality of first foamed ceramic single-sided composite boards and second foamed ceramic single-sided composite boards, and gaps between two adjacent first foamed ceramic single-sided composite boards or second foamed ceramic single-sided composite boards are staggered.
4. The foamed ceramic single-sided composite board wall body according to claim 2, wherein the hollow layer limiting member comprises a keel frame, and the keel frame is composed of two groups of rectangular steel pipes which are parallel to each other and vertically arranged.
5. The foamed ceramic single-sided composite panel wall according to claim 4, wherein soundproof cotton or heat insulation boards are provided in the keel frame.
6. The foamed ceramic single-sided composite board wall body according to claim 1, wherein a gap between two adjacent first foamed ceramic single-sided composite boards or second foamed ceramic single-sided composite boards is filled with foamed glue, and a sealant is arranged at one outer end of the gap.
7. The foamed ceramic single-sided composite panel wall of claim 1, wherein the first foamed ceramic single-sided composite panel and the second foamed ceramic single-sided composite panel are composed of a foamed ceramic base layer and a rock panel decorative layer, or are composed of a foamed ceramic outer facing and a concrete integrated panel.
8. The foamed ceramic single-sided composite panel wall according to claim 1, wherein the first and second foamed ceramic single-sided composite panels located at the uppermost and lowermost sides are provided with stepped portions to be engaged with the positioning catches.
9. The foamed ceramic single-sided composite board wall according to claim 8, wherein the positioning fastener is provided with a sealing gasket, and the first foamed ceramic single-sided composite board and the second foamed ceramic single-sided composite board clamp the sealing gasket on the positioning fastener through a step portion thereof.
10. The foamed ceramic single-sided composite board wall according to claim 1, wherein the mounting hole is a counter bore, the through bolt penetrates from the outer side of the first foamed ceramic single-sided composite board or the second foamed ceramic single-sided composite board, and the corresponding first foamed ceramic single-sided composite board and the corresponding second foamed ceramic single-sided composite board are connected and fixed through a nut on the other side.
CN202123195108.5U 2021-12-16 2021-12-16 Foamed ceramic single-sided composite board wall Active CN216892983U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202123195108.5U CN216892983U (en) 2021-12-16 2021-12-16 Foamed ceramic single-sided composite board wall

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202123195108.5U CN216892983U (en) 2021-12-16 2021-12-16 Foamed ceramic single-sided composite board wall

Publications (1)

Publication Number Publication Date
CN216892983U true CN216892983U (en) 2022-07-05

Family

ID=82206484

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202123195108.5U Active CN216892983U (en) 2021-12-16 2021-12-16 Foamed ceramic single-sided composite board wall

Country Status (1)

Country Link
CN (1) CN216892983U (en)

Similar Documents

Publication Publication Date Title
CN106223547A (en) A kind of lightweight precast concrete composite roof board
CN111926947A (en) Improved building fireproof outer wall body and installation method thereof
CN111456261A (en) High-efficiency energy-saving house
CN108894456B (en) Prefabricated foaming ceramic frame exterior wall cladding and manufacturing method thereof
CN206053024U (en) Integrated house wall structure
CN2818622Y (en) High-strength sandwich composite board of phenolic resin foaming color steel
CN216892983U (en) Foamed ceramic single-sided composite board wall
CN201258556Y (en) Novel assembly wallboard
CN110878598A (en) Assembled low energy consumption side fascia
JP2004270200A (en) Double-sided heat insulating concrete wall structure
CN214497920U (en) Novel energy-efficient building outer wall insulation construction
CN212743027U (en) Assembled energy-conserving building wallboard structure with heat preservation effect
CN210684976U (en) Composite structure of steel framework and light steel keel framework, waterproof wall and building
CN212689374U (en) Outer wall heat insulation structure for light steel villa
CN221298445U (en) Connecting structure assembly of outer wall corner node decorative plate
CN113982433A (en) Lighting window under pressure-bearing closed space and installation method thereof
KR20180062064A (en) Solar Composite Insulated Building Panel Structure and Manufacturing Method Thereof
WO2021109182A1 (en) High-strength lightweight composite wall panel and wall system thereof
CN214785303U (en) Assembled energy-conserving wall body
CN220080497U (en) High-strength heat-preservation and decoration integrated wall
CN219080657U (en) Fireproof heat-insulating sound-insulating concrete assembled wallboard
CN215330698U (en) Self-insulation system of assembled steel structure building outer wall
CN219887346U (en) Light-weight cypress board compounded by fireproof material and lightweight aggregate core material
CN206299042U (en) A kind of lightweight precast concrete composite roof board
CN213329773U (en) Construction structure of heat preservation and decoration integrated plate and heat preservation inner wall

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant