CN217782505U - Wall deformation joint structure - Google Patents

Wall deformation joint structure Download PDF

Info

Publication number
CN217782505U
CN217782505U CN202221798052.4U CN202221798052U CN217782505U CN 217782505 U CN217782505 U CN 217782505U CN 202221798052 U CN202221798052 U CN 202221798052U CN 217782505 U CN217782505 U CN 217782505U
Authority
CN
China
Prior art keywords
deformation joint
metal sandwich
sandwich plate
piece
buckle
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
CN202221798052.4U
Other languages
Chinese (zh)
Inventor
史春芳
沈斌
丁爽
焦成飞
李习硕
廖仕奇
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.)
China Construction First Group Construction and Development Co Ltd
Original Assignee
China Construction First Group Construction and 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 China Construction First Group Construction and Development Co Ltd filed Critical China Construction First Group Construction and Development Co Ltd
Priority to CN202221798052.4U priority Critical patent/CN217782505U/en
Application granted granted Critical
Publication of CN217782505U publication Critical patent/CN217782505U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00Adapting or protecting infrastructure or their operation
    • Y02A30/24Structural elements or technologies for improving thermal insulation
    • Y02A30/244Structural elements or technologies for improving thermal insulation using natural or recycled building materials, e.g. straw, wool, clay or used tires

Landscapes

  • Load-Bearing And Curtain Walls (AREA)

Abstract

The utility model relates to a building field is a wall body movement joint structure. Locate on the horizontal purlin of outer wall, the wall body uses metal sandwich plate as the veneer, metal sandwich plate vertical layout, the receipts limit piece that the cross-section is the U type is installed to the lock respectively on the long side of adjacent metal sandwich plate, be fixed with perpendicular purlin on the same side of receipts limit piece, metal sandwich plate is fixed in on the horizontal purlin of outer wall through perpendicular purlin, leave the clearance between the adjacent metal sandwich plate, be equipped with between perpendicular purlin and the receipts limit piece and be connected to adjacent metal sandwich plate together and be fixed in the deformation joint adduction piece on the perpendicular purlin, the opposite side of adjacent metal sandwich plate is fixed with the outer receipts limit piece main part of deformation joint, the cladding has the outer receipts limit piece decoration buckle of deformation joint of being connected with adjacent metal sandwich plate on the outer receipts limit piece main part of deformation joint. The requirements of the current-order vertical metal sandwich plate typesetting and installation are effectively supplemented, and the requirements of the vertical typesetting and deformation joint installation design of the metal sandwich plate are met.

Description

Wall deformation joint structure
Technical Field
The utility model relates to an architectural decoration field specifically is a wall body movement joint structure.
Background
The metal sandwich plate is used as a novel lightweight hollow sandwich structure with a core plate sandwiched between two panels, and is widely applied to buildings such as industrial plants and the like by virtue of good heat preservation, fire prevention, sound insulation and other properties;
the conventional standard metal sandwich plate is flanged on the long side surface to meet the requirements of installation occlusion, penetration and flashing, and the short side surface is not flanged; therefore, most of the installation of the metal sandwich plates at the present stage is horizontal typesetting, and no standard and mature installation technology of vertical typesetting exists.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems, thereby providing a wall deformation joint structure, which can effectively supplement the typesetting and installation requirements of the vertical metal sandwich plate of the current order, and meet the design requirements of the vertical typesetting and deformation joint installation of the metal sandwich plate; increase perpendicular purlin at structure movement joint edge for satisfy the fixed requirement of metal sandwich plate installation, ensured that overall structure is firm, safe, durable.
The utility model provides a problem, the technical scheme who adopts is:
the utility model provides a wall body movement joint structure, locate on the horizontal purlin of outer wall, the wall body uses metal sandwich panel as the veneer, a plurality of metal sandwich panel vertical layout, the receipts limit piece that the cross-section is the U type is installed to the lock respectively on the long side of adjacent metal sandwich panel, be fixed with the perpendicular purlin of arranging along metal sandwich panel height direction on the same side of receipts limit piece, metal sandwich panel is fixed in on the horizontal purlin of outer wall through perpendicular purlin, leave the clearance between the adjacent metal sandwich panel, be equipped with between perpendicular purlin and the receipts limit piece and be connected to adjacent metal sandwich panel together and be fixed in the movement joint adduction piece on perpendicular purlin, the opposite side of adjacent metal sandwich panel is fixed with the outer limit piece main part of receiving of movement joint, the outer limit piece of receiving of movement joint that the cladding is connected with adjacent metal sandwich panel in the movement joint main part of receiving outward has the deformation joint decoration buckle, the movement joint adduction piece of movement joint adduction piece main part outward and the outer limit piece of receiving respectively the spaced homonymy buckle and be the bending of the V type of just bending of buckling, the wall body is bent towards the inboard bending.
Adopt above-mentioned technical scheme the utility model discloses, compare with prior art, its outstanding characteristics are:
the utility model can effectively supplement the typesetting and installation requirements of the vertical metal sandwich plate of the present order, and meet the design requirements of the vertical typesetting and deformation joint installation of the metal sandwich plate; the vertical purlines are additionally arranged at the edges of the structural deformation joints and used for meeting the requirements of mounting and fixing the metal sandwich plate, so that the whole structure is stable, safe and durable; the parting and the joint of the metal sandwich plate are processed according to the position of the deformation joint, the coordination degree with the building is higher, and the safety of the structure is improved; the deformation joint inner and outer edge folding pieces are subjected to two bending treatments, so that the rigidity is improved, and the deformation capacity is increased; enclosing the cut part of the metal sandwich plate by using a metal sandwich plate edge-closing piece, and filling rock wool at the deformation joint to form a complete and closed outer wall system; the sealing strip, the butyl adhesive tape and the like are matched to avoid rainwater infiltration, so that the waterproof and corrosion-resistant rubber belt has good water resistance and long service life; the material is convenient to purchase, the cost is low, the structural joint is simple, the construction operation is convenient and fast, the operation is easy, welding, fire and wet operation are not needed, the environment protection and the safety of the construction are ensured, and the construction progress is also promoted; the edge piece is received in the application movement joint, the edge piece main part is received outward to the movement joint and the edge piece is received outward to the movement joint and the buckle is decorated to shelter from the splice joint and adopt stealthy fixed mode, and the effectual local deviation implementation of metal sandwich plate is corrected.
Preferably, the present invention further provides:
rock wool is filled in the gap between the adjacent metal sandwich plates.
Adjacent metal sandwich plate is at same horizontal plane and interval setting each other, deformation joint adduction limit spare, deformation joint receive limit spare main part and deformation joint outward and receive limit spare and decorate the buckle and be a style of calligraphy structure respectively, the L type fixed part is buckled into to deformation joint outward receipts limit spare and decorate a style of calligraphy structure both sides of buckle.
Perpendicular and non-intersect between the adjacent metal sandwich panel, deformation joint in receive limit spare, deformation joint receive limit spare main part outward and deformation joint receive limit spare outward and decorate the buckle and be L type structure respectively, the deformation joint receives limit spare outward and decorates the L type structure both sides curb plate tip of buckle and buckle into L type fixed part.
The deformation joint adduction piece is made of an aluminum alloy material through bending and is arranged along the height direction of the metal sandwich plate in a full-length mode, and self-drilling nails connected with the vertical purlines are arranged on two side edges of the deformation joint adduction piece respectively.
The deformation joint outer edge folding part main body is made of an aluminum alloy material in an integrally formed bending mode, the deformation joint outer edge folding part main body is arranged in the full-length mode along the height direction of the metal sandwich plate, two side edges of the deformation joint outer edge folding part main body incline to one side of the metal sandwich plate respectively, and pull rivets connected with the metal sandwich plate are arranged on the side edges of the deformation joint outer edge folding part main body respectively.
The edge piece decorative buckle plate is manufactured by bending and integrally molding an aluminum alloy material, the edge piece decorative buckle plate is arranged in the full-length direction of the metal sandwich plate, the two side edges of the edge piece decorative buckle plate are respectively provided with a folding edge at a 90-degree angle, and the folding edges are respectively fixed with a switching piece which is connected with the metal sandwich plate and is L-shaped through pulling rivets.
The deformation joint outer edge piece main body and the deformation joint outer edge piece decorative buckle plate are respectively paved with butyl adhesive tapes which are arranged along the full length of the metal sandwich plate in the height direction.
Drawings
Fig. 1 is a schematic view of a horizontal cross-sectional structure according to an embodiment of the present invention;
fig. 2 is a schematic view of the external corner profile structure of the embodiment of the present invention;
fig. 3 is a partially enlarged schematic view of a horizontal cross-sectional structure according to an embodiment of the present invention;
in the figure: 1. a transverse purlin; 2. a metal sandwich plate; 3. a trimming piece; 4. a vertical purlin; 5. an edge piece is retracted in the deformation joint; 6. a deformation joint outer edge piece main body; 7. the edge piece is used for decorating the buckle plate outside the deformation joint; 8. bending; 9. rock wool; 10. an adaptor; 11. butyl tape.
Detailed Description
The following description of the embodiments will be more helpful to the public, but the specific embodiments given by the applicant should not be considered as limiting the technical solution of the present invention, and any changes in the definition of the components or technical features and/or in the form of an integral structure, not essential changes, should be considered as the scope of protection defined by the technical solution of the present invention.
Referring to fig. 1 to 3, the technical solution of the present invention is as follows:
a wall deformation joint structure is arranged on a transverse purline 1 of an outer wall, the wall takes a metal sandwich plate 2 as a facing, the transverse purline 1 is 300 multiplied by 80 multiplied by 20 multiplied by 3mm as a main stress supporting structure of the outer wall, a plurality of metal sandwich plates 2 are vertically arranged, edge folding pieces 3 with U-shaped sections are respectively buckled and installed on the long side edges of the adjacent metal sandwich plates 2, the metal sandwich plates 2 are connected with the edge folding pieces 3 through rivet bolts, the rivet bolts are phi 4.8 multiplied by 20mm and are used as connecting pieces of the edge folding pieces 3 and the metal sandwich plates 2, the clear width inside the edge folding pieces 3 is the same as the plate width of the metal sandwich plates 2, the thickness is 1mm, the shape is U-shaped and are used as edge folding pieces at the cutting positions of the metal sandwich plates 2, vertical purlines 4 arranged along the height direction of the metal sandwich plates 2 are fixed on the same side surface of the edge folding pieces 3, the vertical purline 4 is connected with the metal sandwich plate 2 through a flat head self-tapping screw, the flat head self-tapping screw is phi 5.5 x 125mm and serves as a connecting and fixing part of the metal sandwich plate 2 and the vertical purline 4, the vertical purline 4 and the horizontal purline 1 serve as the metal sandwich plate 2, a stress-bearing supporting structure is supplemented to the edge of a gap, the metal sandwich plate 2 is fixed on the horizontal purline 1 of an outer wall through the vertical purline 4, a gap is reserved between the adjacent metal sandwich plates 2, a deformation joint inner edge closing piece 5 which is used for connecting the adjacent metal sandwich plates 2 together and is fixed on the vertical purline 4 is arranged between the vertical purline 4 and the edge closing piece 3, a deformation joint outer edge closing piece main body 6 is fixed to the other side of the adjacent metal sandwich plate 2, a deformation joint outer edge closing piece decoration 7 connected with the adjacent metal sandwich plate 2 is coated on the deformation joint outer edge closing piece main body 6, the deformation joint inner edge closing piece 5, a deformation joint outer edge closing piece decoration 7 is arranged on the deformation joint inner edge closing piece, A plurality of V-shaped bent parts 8 bent towards the same side are arranged on the deformation joint outer edge-closing part main body 6 and the deformation joint outer edge-closing part decorative buckle plate 7 at intervals respectively, and the bent parts 8 are bent towards the inner side of the wall body.
Rock wool 9 is filled in the gap between the adjacent metal sandwich plates 2; the rock wool 9 is the filler in the gap between the adjacent metal sandwich plates 2.
Adjacent metal sandwich plate 2 is at same horizontal plane and interval setting each other, deformation joint adduction limit piece 5, deformation joint receive limit piece main part 6 outward and deformation joint receive limit piece outward and decorate buckle 7 and be a style of calligraphy structure respectively, the deformation joint receives limit piece outward and decorates a style of calligraphy structure both sides of buckle 7 and buckle into L type fixed part.
Perpendicular and non-intersect between adjacent metal sandwich plate 2, deformation joint in receive limit piece 5, deformation joint receive limit piece main part 6 outward and deformation joint receive limit piece outward and decorate buckle 7 and be L type structure respectively, the deformation joint receives limit piece outward and decorates the L type structure both sides curb plate tip of buckle 7 and buckle into L type fixed part.
The deformation joint adduction piece 5 is made by bending and forming an aluminum alloy material, and is arranged along the height direction of the metal sandwich plate 2, self-drilling nails connected with the vertical purlines 4 are respectively arranged on two side edges of the deformation joint adduction piece 5, and the self-drilling nails are phi 4.2 x 16mm in specification and serve as connecting pieces of the deformation joint adduction piece 5 and the vertical purlines 4.
The deformation joint outer edge folding part main body 6 is made of an aluminum alloy material through bending and is arranged in the height direction of the metal sandwich plate 2 in a full-length mode, two side edges of the deformation joint outer edge folding part main body 6 are inclined towards one side of the metal sandwich plate 2 respectively, and pull rivets connected with the metal sandwich plate 2 are arranged on the side edges of the deformation joint outer edge folding part main body respectively.
Receive the limit piece outward and decorate buckle 7 and adopt aluminum alloy material integrated into one piece to buckle and make, and follow the direction of height of metal sandwich plate 2 and lead to long the setting, receive the limit piece outward and decorate the both sides edge of buckle 7 and be the hem at 90 degrees angles respectively, be connected with metal sandwich plate 2 and be the adaptor 10 of L type through drawing rivet fastening respectively on the hem.
The deformation joint edge piece outer closing main body 6 and the deformation joint edge piece decorative buckle plate 7 are respectively paved with butyl adhesive tapes 11 which are arranged along the whole length of the height direction of the metal sandwich plate 2 at the joint of the metal sandwich plate 2, and the butyl adhesive tapes 11 play a role in preventing water seepage of the gap.
The specific process comprises the following steps:
1. rechecking the installation condition of the transverse purline 1, preparing materials, accessories and machines, and preparing technical preparations such as a construction detail drawing, a construction layout drawing, a node construction drawing and the like;
2. determining the range, position and elevation of the surface of the metal sandwich plate 2 according to the building control point and the main control axis, and determining the starting point and the ending point of each operation surface wallboard;
3. installing the outer wall transverse purlines 1 by using mechanical equipment such as a crane and the like, and installing the purlines one by one at intervals of 1500mm;
4. a vertical purline 4 is arranged at the edge of the deformation joint;
5. fixing the edge-closing piece 5 in the deformation joint on the vertical purline 4 by using a self-drilling nail with the specification of phi 4.2 x 16mm;
6. preparing a metal sandwich plate 2 according to a construction layout, and cutting off an occlusion component at a gap of the metal sandwich plate 2; fixing the edge-closing piece 3 at the cut edge of the metal sandwich plate 2 by using a rivet @150mm with the specification of phi 4.8 x 20mm to form a closed metal sandwich plate 2;
7. filling a through long butyl tape 11 at the edge of the edge closing piece 3;
8. fixing the metal sandwich plate 2 on the vertical purline 4 by using flat-head self-tapping screws with the specification of phi 5.5 x 125mm, wherein the distance between the self-tapping screws is 500mm, and the metal sandwich plate 2 penetrates through the edge folding piece 3 and the vertical purline 4;
9. rock wool 9 is filled in the gap between the adjacent metal sandwich plates 2;
10. fixing the deformation joint outer edge closing part main body 6 on the metal sandwich plate 2 by using a rivet @150mm with the specification of phi 4.8-20mm, and arranging a full-length butyl tape 11 at the position of the rivet;
11. fixing the adaptor 10 on the metal sandwich plate 2 plate by using a rivet @150mm with the specification of phi 4.8 x 20mm, and arranging a full-length butyl tape 11 at the position of the rivet;
12. and buckling a deformation joint outer edge piece decorative buckle plate 7 at the position of the adapter piece 10, and fixing by using a phi 4.8-20mm rivet @150 mm.
The utility model can effectively supplement the requirements of typesetting and installation of the existing-order vertical metal sandwich plate 2, and meet the design requirements of vertical typesetting and deformation joint installation of the metal sandwich plate 2; the vertical purlines 4 are additionally arranged at the edges of the structural deformation joints and are used for meeting the requirements of mounting and fixing the metal sandwich plates 2, so that the whole structure is stable, safe and durable; the parting and the joint of the metal sandwich plate 2 are processed according to the position of the deformation joint, the coordination degree with the building is higher, and the safety of the structure is improved; the deformation joint inner and outer edge folding pieces are subjected to two bending treatments, so that the rigidity is improved, and the deformation capacity is increased; the cut part of the metal sandwich plate 2 is enclosed by using an edge folding piece of the metal sandwich plate 2, and rock wool 9 is filled in the deformation joint to form a complete and closed outer wall system; the sealing strip, the butyl adhesive tape 11 and the like are matched to avoid rainwater infiltration, so that the waterproof and corrosion-resistant rubber belt has good water resistance and long service life; the material is convenient to purchase, the cost is low, the structural joint is simple, the construction operation is convenient and fast, the operation is easy, welding, fire and wet operation are not needed, the environment protection and the safety of construction are ensured, and the construction progress is also promoted; the edge piece 5 is received in the application movement joint, the edge piece main part is received outward to the movement joint 6 and the edge piece is received outward to the movement joint and decorates buckle 7 and shelter from the splice joint and adopt stealthy fixed mode, and the effectual local deviation implementation of metal sandwich plate 2 of correcting.
The above description is only a preferred and practical embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent variations made by using the contents of the specification and the drawings are included in the scope of the present invention.

Claims (8)

1. The utility model provides a wall body movement joint structure, locates on the horizontal purlin of outer wall, the wall body uses metal sandwich board as the veneer, its characterized in that: a plurality of metal sandwich plate vertical layout, the receipts limit piece that the cross-section is the U type is installed to the lock respectively on the long side of adjacent metal sandwich plate, be fixed with the perpendicular purlin of arranging along metal sandwich plate height direction on receipts limit piece same side, metal sandwich plate is fixed in on the horizontal purlin of outer wall through perpendicular purlin, leave the clearance between the adjacent metal sandwich plate, be equipped with between perpendicular purlin and the receipts limit piece and be connected to adjacent metal sandwich plate together and be fixed in the deformation joint adduction limit piece on perpendicular purlin, the opposite side of adjacent metal sandwich plate is fixed with the outer receipts limit piece main part of deformation joint, the outer receipts limit piece decoration buckle that has the deformation joint of being connected with adjacent metal sandwich plate of cladding in the outer limit piece main part of deformation joint, deformation joint adduction limit piece, the outer receipts limit piece main part of deformation joint and deformation joint are decorated and are equipped with a plurality of the wall body bendings respectively that are buckled to the homonymy and buckle and be the V type of buckling and bend towards the inboard side, the bend.
2. The wall deformation joint structure of claim 1, wherein: rock wool is filled in the gap between the adjacent metal sandwich plates.
3. The wall deformation joint structure of claim 1, wherein: adjacent metal sandwich plate is at same horizontal plane and interval setting each other, deformation joint in receive limit spare, deformation joint outward receive limit spare main part and deformation joint outward receive limit spare and decorate the buckle and be a style of calligraphy structure respectively, deformation joint outward receives limit spare and decorates a style of calligraphy structure both sides of buckle and buckle into L type fixed part.
4. The wall deformation joint structure of claim 1, wherein: perpendicular and not intersect between the adjacent metal sandwich panel, deformation joint in receive limit piece, deformation joint outside receive limit piece main part and deformation joint outside receive limit piece and decorate the buckle and be L type structure respectively, the deformation joint outside receive the L type structure both sides curb plate tip of limit piece decoration buckle and buckle into L type fixed part.
5. A wall deformation joint structure according to any one of claims 3 to 4, wherein: the deformation joint adduction edge piece is made of an aluminum alloy material in an integrated bending mode, the whole length of the deformation joint adduction edge piece is arranged along the height direction of the metal sandwich plate, and self-drilling nails connected with the vertical purlines are arranged on two side edges of the deformation joint adduction edge piece respectively.
6. A wall deformation joint structure according to any one of claims 3 to 4, wherein: the edge piece main part is rolled up outward to the movement joint adopts aluminum alloy material integrated into one piece to buckle and make, and sets up along the direction of height of metal sandwich panel leads to the length, and the both sides limit of edge piece main part is rolled up outward to one side slope of metal sandwich panel respectively to the movement joint, and is equipped with the rivet piece that is connected with metal sandwich panel respectively on its side.
7. A wall deformation joint structure according to any one of claims 3 to 4, wherein: receive the limit piece outward and decorate the buckle and adopt aluminum alloy material integrated into one piece to buckle and make, and set up along the direction of height of metal sandwich panel leads to long, receive the limit piece outward and decorate the both sides edge of buckle and be the hem at 90 degrees angles respectively, be connected with the adaptor that just is the L type with metal sandwich panel through drawing rivet fastening respectively on the hem.
8. A wall deformation joint structure according to claim 1, wherein: the deformation joint outer edge piece main body and the deformation joint outer edge piece decorative buckle plate are respectively paved with butyl adhesive tapes which are arranged along the full length of the metal sandwich plate in the height direction.
CN202221798052.4U 2022-07-13 2022-07-13 Wall deformation joint structure Active CN217782505U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221798052.4U CN217782505U (en) 2022-07-13 2022-07-13 Wall deformation joint structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221798052.4U CN217782505U (en) 2022-07-13 2022-07-13 Wall deformation joint structure

Publications (1)

Publication Number Publication Date
CN217782505U true CN217782505U (en) 2022-11-11

Family

ID=83939582

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221798052.4U Active CN217782505U (en) 2022-07-13 2022-07-13 Wall deformation joint structure

Country Status (1)

Country Link
CN (1) CN217782505U (en)

Similar Documents

Publication Publication Date Title
US20130291465A1 (en) Vented wall girts
CN111535701A (en) Low-energy-consumption building external window structure and installation method
CN217782505U (en) Wall deformation joint structure
JP2005171623A (en) Roof structure
CN202000480U (en) Structurally waterproof prefabricated house
CN214035284U (en) Semi-hidden frame window sash mounting structure of opening
CN209339441U (en) A kind of cross aluminium attachment device of horizontally-arranged metal board wall
CN112160682A (en) Semi-hidden frame window sash mounting structure of opening
CN208023848U (en) A kind of metal Roof skylight waterproofing node structure
CN207079764U (en) A kind of light lath of building partition
CN219281176U (en) Wall corner trim with waterproof effect
CN217461975U (en) Aluminum alloy window lightning protection installation node
CN211257420U (en) Outer wall system of assembled steel structure autoclaved slat
CN203271442U (en) Apron flashing of outer sill
CN211421645U (en) Awning cornice aluminum profile combined structure
CN218912026U (en) Frivolous convenient honeycomb aluminum plate canopy structure
CN216340297U (en) Curtain wall system with metal ribbon
CN220301584U (en) Building outer facade curtain wall and window board connection structure
CN217782506U (en) Construction joint structure between metal decorative plates
CN216587320U (en) Polyurethane banding rock wool composite board outer enclosure for prefabricated cabin
CN214941876U (en) Building outside window and outer eaves lines position protection decoration component
CN217711201U (en) Keel-free assembled external wall insulation system
CN217420055U (en) Prefabricated sandwich external wall insulation board reinforcing device
CN215369366U (en) Interlayer combined window and system
CN220486924U (en) Color steel roof board

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant