CN109386050A - A kind of multi-layer combined type house structure - Google Patents

A kind of multi-layer combined type house structure Download PDF

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Publication number
CN109386050A
CN109386050A CN201710654327.4A CN201710654327A CN109386050A CN 109386050 A CN109386050 A CN 109386050A CN 201710654327 A CN201710654327 A CN 201710654327A CN 109386050 A CN109386050 A CN 109386050A
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CN
China
Prior art keywords
wall
carcase
building
plate
floor
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
CN201710654327.4A
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Chinese (zh)
Inventor
璧靛缓
赵建
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 SHANGYU INDUSTRIAL DEVELOPMENT Co Ltd
Original Assignee
SHANGHAI SHANGYU INDUSTRIAL DEVELOPMENT 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 SHANGYU INDUSTRIAL DEVELOPMENT Co Ltd filed Critical SHANGHAI SHANGYU INDUSTRIAL DEVELOPMENT Co Ltd
Priority to CN201710654327.4A priority Critical patent/CN109386050A/en
Publication of CN109386050A publication Critical patent/CN109386050A/en
Pending legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D27/00—Foundations as substructures
    • E02D27/01—Flat foundations
    • 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
    • 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
    • E04B1/0007—Base structures; Cellars
    • 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
    • E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • 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
    • E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403—Connection details of the elongated load-supporting parts
    • 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
    • E04B1/38—Connections for building structures in general
    • 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
    • E04B2/02—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls built-up from layers of building elements
    • E04B2/14—Walls having cavities in, but not between, the elements, i.e. each cavity being enclosed by at least four sides forming part of one single element
    • E04B2/16—Walls having cavities in, but not between, the elements, i.e. each cavity being enclosed by at least four sides forming part of one single element using elements having specially-designed means for stabilising the position
    • E04B2/18—Walls having cavities in, but not between, the elements, i.e. each cavity being enclosed by at least four sides forming part of one single element using elements having specially-designed means for stabilising the position by interlocking of projections or inserts with indentations, e.g. of tongues, grooves, dovetails
    • 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
    • E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403—Connection details of the elongated load-supporting parts
    • E04B2001/2415—Brackets, gussets, joining plates
    • 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
    • E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403—Connection details of the elongated load-supporting parts
    • E04B2001/2418—Details of bolting
    • 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
    • E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B2001/2484—Details of floor panels or slabs

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • General Engineering & Computer Science (AREA)
  • Joining Of Building Structures In Genera (AREA)

Abstract

A kind of multi-layer combined type house structure, it is related to building field, the bottommost floor structure of tier building includes armored concrete foundation plate, foundation pile, carcase and wall of building a wall, the intermediate floor structures of tier building include muti-piece floor plates, floor connector, carcase and wall of building a wall, floor connector includes the first connection group and the second connection group, first connection group includes being fixed at carcase node to hold plate level with both hands, it is fixed on the solid cylindrical block held level with both hands above plate, column block is closely nested in the square tube of carcase, second connection group includes the supporter being oppositely arranged along carcase length direction and connection bolt, supporter wraps the two sides of square tube and is equipped with the horizontal convex block of a support floor plates, it connects bolt and includes at least a level through supporter, the bolt of floor plates and the vertical bolt for running through convex block floor plates , the application provides a kind of multi-layer combined type house structure and its method of construction, construction is simple, quickly, short construction period, stable structure.

Description

A kind of multi-layer combined type house structure
Technical field
The present invention relates to building fields, and in particular to a kind of multi-layer combined type house structure.
Background technique
The general small high-rise building in rural area is brick and armored concrete mixed structure at present, when building is laid the foundations first According to room layout, universal first dig pit at wall location pours reinforced concrete beds again, and cloth is good several while pouring ground Then a armored concrete load-bearing pillar piles up brick between load-bearing pillar and completes wall construction, process completes a certain floor according to this Construction, then pour the construction that reinforced concrete beds carry out floor above again, need early period a large amount of when wherein being laid with floor Time reinforcement placing skeleton, then sealed in skeleton bottom end with supporting plate, then toward pouring into concrete in skeleton and tamping, the later period is also Need to remove the auxiliary devices such as corresponding supporting plate, the entire construction period is long, and time-consuming and laborious, furthermore the mechanical property of brick is poor, holds Load power is small, and the anti-seismic performance of brick masonry structure building is bad.
Summary of the invention
In order to solve defect mentioned above, the application provides a kind of multi-layer combined type house structure, construction is simple, fast Speed, short construction period, stable structure, its technical solution is as follows:
A kind of multi-layer combined type house structure, the bottommost floor structure of the tier building include armored concrete foundation plate, Foundation pile, carcase and wall of building a wall, the armored concrete foundation plate is cast-in-place note armored concrete laminate, is placed in by flat On whole and compacting ground, use reinforcing bar as the skeleton of armored concrete foundation plate, with cement composition armored concrete foundation plate Matrix, armored concrete foundation plate in be embedded with foundation pile；The carcase is the truss structure being made of hollow square tube, is led to It crosses foundation pile to build on armored concrete foundation plate, the foundation pile is made of bottom plate, neck and connecting plate, the neck For the square cylinder equipped with the cavity for accommodating carcase, connecting plate is perpendicular type connecting corners, it is described build a wall wall by Building-block composition, building block snap connection into wall of building a wall by itself, and wall of building a wall is filled between carcase, is being built Door and window is inlayed among wall wall；
The intermediate floor structures of the tier building include muti-piece floor plates, floor connector, carcase and wall of building a wall, institute Stating floor connector includes the first connection group for connecting carcase in contiguous floors structure and for fixing floor plates Second connection group, the first connection group include being fixed on holding plate level with both hands, being fixed on and hold level with both hands above plate at carcase node Solid cylindrical block, and the connection plate of carcase in column block and contiguous floors structure, the column is bolted Block is closely nested in the square tube of carcase, is equipped in the square tube of the column block and its upper and lower for bolted company Hole is connect, the second connection group includes the supporter being oppositely arranged along carcase length direction and connection bolt, the support Body wraps the two sides of square tube and is equipped with the horizontal convex block of a support floor plates, and the connection bolt includes at least a level and passes through Perforating branches support body, the bolt of floor plates and the bolt for running through convex block, floor plates vertically, the floor plates are mixed using the reinforcing bar being poured in is poured Solidifying soil layer plate, wherein carcase and wall of building a wall use the knot the same with carcase, wall of building a wall in bottommost floor structure Structure, while also door and window is inlayed among wall of building a wall；
The top of the tier building is roof, and the mode that roof is bolted is laid on the carcase of top layer On.
Further, the bottom plate Yu neck of the foundation pile are to cast embryo's integrated molding or the structure that is welded as a whole, Four sides that the bottom plate is connect with neck are welded with connecting plate.
Foundation above-mentioned technical proposal, the beneficial effects of the present invention are: tier building building of the invention is easy, and structure is steady Fixed, short construction period, floor plates pour the armored concrete laminate being poured in using ready-made, greatly shorten construction period, each floor Carcase and wall of building a wall be using same process reproducible structure, be conducive to large-scale, rapid construction.
Detailed description of the invention
Below by specific embodiment combination attached drawing, invention is further described in detail.
Fig. 1 is the schematic diagram after carcase of the invention is put up；
Fig. 2 is that armored concrete of the invention establishes substrate schematic diagram；
Fig. 3 is foundation pile schematic diagram of the invention；
Fig. 4 is armored concrete of the present invention foundation plate and foundation pile connection schematic diagram；
Fig. 5 is A partial enlarged view in Fig. 1；
Fig. 6 is floor plates of the present invention and supporter connection schematic diagram；
The decomposition connection schematic diagram (not including connection plate) that Fig. 7 is Fig. 5.
Wherein, 1, armored concrete foundation plate；2, foundation pile；20, bottom plate；21 necks；22, connecting plate；23, cavity；3, Carcase；30, square tube；4, hold plate level with both hands；5, column block；6, bolt；7, plate is connected；8, connecting hole；9, supporter；90, convex Block；10, bolt；11, bolt；12, roof；13, floor plates；14, it is open.
Specific embodiment
Below by specific embodiment combination attached drawing, invention is further described in detail.
As shown in Figure 1, a kind of multi-layer combined type house structure, the bottommost floor structure of the tier building includes that reinforcing bar is mixed Solidifying soil foundation plate 1, foundation pile 2, carcase 3 and wall (not shown) of building a wall, 1 is armored concrete foundation plate in Fig. 2,14 For armored concrete lay a foundation plate opening, be cast-in-place note armored concrete laminate, be placed in by it is smooth and compacting ground on, Use reinforcing bar as the skeleton of armored concrete foundation plate 1, with the matrix of cement composition armored concrete foundation plate 1, reinforced concrete It is embedded with foundation pile 2 in soil foundation plate 1, the carcase 3 is the truss structure being made of hollow square tube 30, passes through foundation pile 2 It builds on armored concrete foundation plate 1, as shown in figure 3, the foundation pile 2 is by bottom plate 20, neck 21 and 22 groups of connecting plate At the neck 21 is the square cylinder equipped with the cavity 23 for accommodating carcase 3, and connecting plate 22 is perpendicular type joint angle Plate can guarantee the stability that neck 21 is fixedly connected with bottom plate 20 in all directions by setting connecting plate 22, be unlikely to After completing entire carcase 2 and building construction, since the loosening of horizontal direction occurs for the reason of load-bearing；Foundation pile 2 in Fig. 4 Bottom plate 20 is embedded in below armored concrete foundation plate 1, and neck 21 passes through opening 14, and half stays in armored concrete foundation plate In 1, the other half be exposed, casting reinforced concrete lay a foundation plate 1 when just foundation pile 2 be filled in armored concrete foundation plate In 1 skeleton, then casting cement, solidification are allowed to be integrally formed, and then fill in carcase 3 in the cavity 23 of foundation pile 2 Column portion, and pour into cement in gap or glue is reinforced, the wall of building a wall is made of building-block, and building block is logical That crosses itself snaps connection into wall of building a wall, and wall of building a wall is filled between carcase 3, the mosaic door among wall of building a wall Window；
The intermediate floor structures of the tier building include muti-piece floor plates 13, floor connector, carcase 3 and wall of building a wall Body, the floor connector include the first connection group for connecting carcase 3 in contiguous floors structure and for fixing building Second connection group of laminate 13, as shown in Figure 5, Figure 7, the first connection group include the end being fixed at 3 node of carcase Plate 4 is fixed on the solid cylindrical block 5 for holding 4 top of plate level with both hands, and is connected in column block 5 and contiguous floors structure by bolt 6 The connection plate 7 of carcase 3, this, which holds plate 4 level with both hands, need to guarantee upper surface level, facilitate the installation of the carcase 3 of top, described Column block 5 is closely nested in the square tube 30 of carcase 3, is equipped with and is used in the square tube 30 of the column block 5 and its upper and lower The connecting hole 8 that bolt 6 connects, as shown in fig. 6, the second connection group includes being oppositely arranged along 3 length direction of carcase Supporter 9 and connection bolt, the supporter 9 wrap the two sides of square tube 30 and are equipped with the horizontal convex of a support floor plates 13 Block 90, the connection bolt include at least one it is horizontal through supporter 9, the bolt 10 of floor plates 13 and vertically through convex block 90, The bolt 11 of floor plates 13, the floor plates 13 use and pour the armored concrete laminate being poured in, wherein carcase 3 and wall of building a wall Body uses the structure the same with carcase 3, wall of building a wall in bottommost floor structure, while the also mosaic door among wall of building a wall Window；
The top of the tier building is roof 12, and the mode that roof 12 is bolted is laid on the house bone of top layer On frame 3.
The bottom plate 20 and neck 21 of the foundation pile 2 are casting embryo integrated molding or the structure that is welded as a whole, described Four sides that bottom plate 20 is connect with neck 21 are welded with connecting plate 22.
Specific implementation step of the invention:
Step 1: then simply smooth building room location soil is directly tamped and fills out armored concrete without digging pit, thus keeps away Exempt from the laborious procedures that base is built in common rural area tier building building, greatlys save manpower and material resources；
Step 2: arranging according to predetermined house, 20cm thickness armored concrete foundation plate 1 is poured on room location, and pouring At the beginning of, it is arranged in armored concrete foundation plate 1 according to house and buries upper foundation pile 2, to be connected and fixed the carcase in house 3, wherein the neck 21 of foundation pile 2 uses long 40cm, and specification 300*300, wall thickness 12(unit are mm) square tube 30 of specification, Interior, the remaining half of its half embedment armored concrete foundation plate 1 is exposed on the outside, and has both saved fund mitigation as house foundation in this way Weight in turn ensures the mechanical requirements of the stress in house；
Step 3: solidifying completely to reinforced concrete layer, integral house frame is built according to predetermined house pattern, mainly by hollow Based on the carcase 3 for the truss structure that square tube 30 forms, frame structure is to be bolted, and part can also be using shapes such as welding Formula connects, and the connection of carcase 3 uses column block 5 and connect knot with the nested type of square tube 30 between neighbouring floor structure Structure, fast and easy, stable structure, integral house frame use skeleton form, improve the antidetonation in house to a certain extent Grade；
Step 4: in-filled block is connected as wall, wall by cement or decorative glue and house frame on the basis of house frame It connects, in the filling process, door and window etc. is embedded in wall, wherein building for floor plates 13 uses existing reinforced concrete floor Plate, by supporter 9 and including at least one it is horizontal through supporter 9, the bolt 10 of floor plates 13 and vertically through convex block 90, The bolt 11 of floor plates 13 is fixed on carcase 3, and wherein floor plates 13 are at least horizontal direction, the bolt of vertical direction Being fixedly connected under mode for (10,11), ensure that the connective stability of itself and carcase 3；
Step 5: the mode that roof 12 is bolted is laid on the carcase 3 of top layer, and roof 12 can be used general Logical glued board.
Use above specific case is illustrated the present invention, is merely used to help understand the present invention, not to limit The system present invention.For those skilled in the art, according to the thought of the present invention, can also make several simple It deduces, deform or replaces.

Claims (2)

1. a kind of multi-layer combined type house structure, which is characterized in that the bottommost floor structure of the tier building includes that reinforcing bar is mixed Solidifying soil foundation plate, foundation pile, carcase and wall of building a wall, the armored concrete foundation plate is cast-in-place note reinforced concrete floor Plate is placed in by using reinforcing bar as the skeleton of armored concrete foundation plate, with cement composition reinforcing bar on ground that is smooth and tamping Concrete lay a foundation plate matrix, armored concrete foundation plate in be embedded with foundation pile；The carcase is to be made of hollow square tube Truss structure, by foundation pile build in armored concrete lay a foundation plate on, the foundation pile is by bottom plate, neck and connecting plate Composition, the neck are the square cylinder equipped with the cavity for accommodating carcase, and connecting plate is perpendicular type connecting corners, institute It states wall of building a wall to be made of building-block, building block snaps connection into wall of building a wall by itself, and wall of building a wall is filled in house Between skeleton, door and window is inlayed among wall of building a wall；
The intermediate floor structures of the tier building include muti-piece floor plates, floor connector, carcase and wall of building a wall, institute Stating floor connector includes the first connection group for connecting carcase in contiguous floors structure and for fixing floor plates Second connection group, the first connection group include being fixed on holding plate level with both hands, being fixed on and hold level with both hands above plate at carcase node Solid cylindrical block, and the connection plate of carcase in column block and contiguous floors structure, the column is bolted Block is closely nested in the square tube of carcase, is equipped in the square tube of the column block and its upper and lower for bolted company Hole is connect, the second connection group includes the supporter being oppositely arranged along carcase length direction and connection bolt, the support Body wraps the two sides of square tube and is equipped with the horizontal convex block of a support floor plates, and the connection bolt includes at least a level and passes through Perforating branches support body, the bolt of floor plates and the bolt for running through convex block, floor plates vertically, the floor plates are mixed using the reinforcing bar being poured in is poured Solidifying soil layer plate, wherein carcase and wall of building a wall use the knot the same with carcase, wall of building a wall in bottommost floor structure Structure, while also door and window is inlayed among wall of building a wall；
The top of the tier building is roof, and the mode that roof is bolted is laid on the carcase of top layer On.
2. a kind of multi-layer combined type house structure as described in claim 1, which is characterized in that the bottom plate and neck of the foundation pile Portion is casting embryo integrated molding or the structure that is welded as a whole, and is welded and fixed in four sides that the bottom plate is connect with neck There is connecting plate.
CN201710654327.4A 2017-08-03 2017-08-03 A kind of multi-layer combined type house structure Pending CN109386050A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710654327.4A CN109386050A (en) 2017-08-03 2017-08-03 A kind of multi-layer combined type house structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710654327.4A CN109386050A (en) 2017-08-03 2017-08-03 A kind of multi-layer combined type house structure

Publications (1)

Publication Number Publication Date
CN109386050A true CN109386050A (en) 2019-02-26

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Family Applications (1)

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CN201710654327.4A Pending CN109386050A (en) 2017-08-03 2017-08-03 A kind of multi-layer combined type house structure

Country Status (1)

Country Link
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111705937A (en) * 2020-06-20 2020-09-25 李庆磊 Assembly type building main structure convenient to install
CN112302174A (en) * 2020-10-28 2021-02-02 武汉品珈网络科技有限公司 Building, frame structure thereof and building method
CN113818722A (en) * 2021-08-31 2021-12-21 中科睿极(嘉兴)医学科技有限公司 Assembled compact clean room laboratory
CN114045939A (en) * 2021-11-11 2022-02-15 重庆大学 Quick splicing node structure between boxes suitable for splicing all-decorated room units
CN114232808A (en) * 2021-12-30 2022-03-25 洛阳北玻硅巢新材料有限公司 Manufacturing and mounting method of combined wall for prefabricated building

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111705937A (en) * 2020-06-20 2020-09-25 李庆磊 Assembly type building main structure convenient to install
CN112302174A (en) * 2020-10-28 2021-02-02 武汉品珈网络科技有限公司 Building, frame structure thereof and building method
CN113818722A (en) * 2021-08-31 2021-12-21 中科睿极(嘉兴)医学科技有限公司 Assembled compact clean room laboratory
CN114045939A (en) * 2021-11-11 2022-02-15 重庆大学 Quick splicing node structure between boxes suitable for splicing all-decorated room units
CN114045939B (en) * 2021-11-11 2024-05-17 重庆大学 Quick splice node structure between box that is fit for concatenation full fitment room unit
CN114232808A (en) * 2021-12-30 2022-03-25 洛阳北玻硅巢新材料有限公司 Manufacturing and mounting method of combined wall for prefabricated building

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Application publication date: 20190226

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