CN208718153U - The band embedded ALC wallboard shock-resistant node structure in frame top - Google Patents

The band embedded ALC wallboard shock-resistant node structure in frame top Download PDF

Info

Publication number
CN208718153U
CN208718153U CN201821289394.7U CN201821289394U CN208718153U CN 208718153 U CN208718153 U CN 208718153U CN 201821289394 U CN201821289394 U CN 201821289394U CN 208718153 U CN208718153 U CN 208718153U
Authority
CN
China
Prior art keywords
alc
wallboard
alc wallboard
layer
bolt
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.)
Expired - Fee Related
Application number
CN201821289394.7U
Other languages
Chinese (zh)
Inventor
李文明
于风波
刘杰
许卫晓
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.)
Qingdao Yihe Steel Construction Co Ltd
Original Assignee
Qingdao Yihe Steel Construction 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 Qingdao Yihe Steel Construction Co Ltd filed Critical Qingdao Yihe Steel Construction Co Ltd
Priority to CN201821289394.7U priority Critical patent/CN208718153U/en
Application granted granted Critical
Publication of CN208718153U publication Critical patent/CN208718153U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Building Environments (AREA)
  • Load-Bearing And Curtain Walls (AREA)

Abstract

The utility model relates to the embedded ALC wallboard shock-resistant node structures in structural sheeting field, especially a kind of band frame top.Including ALC wallboard I, ALC wallboard II, H profile steel beam, L-type angle steel and bolt, the ALC wallboard I is located at the top of ALC wallboard II;The bottom of the ALC wallboard II is fixed with auxiliary frame, U-shaped zinc-plated ironware is equipped between auxiliary frame and the bottom of H-shaped girder steel bottom wing listrium, U-shaped zinc-plated ironware includes positioned at two top water pingbians, the bottom water pingbian between two top water pingbians and the bevel edge for connecting top water pingbian and bottom water pingbian, two of them top water pingbian is fixedly connected with the bottom of H profile steel lower flange of girder listrium, bottom water pingbian is located at the lower section of top water pingbian, it is fixedly connected at the top of bottom water pingbian and frame, is fixedly connected with frame with H profile steel beam by U-shaped zinc-plated ironware.Its anti-seismic performance is high, and good water-proof effect is easy for construction, and construction cost is low.

Description

The band embedded ALC wallboard shock-resistant node structure in frame top
Technical field
The utility model relates to structural sheeting fields, the especially a kind of embedded ALC wallboard shock-resistant node in band frame top Structure.
Background technique
Currently, China's Side fascia for building mostly uses building block to be made, but the wall made of building block has the following deficiencies: (1) masonry structure is from great, therefore the self weight of Side fascia is larger;(2) cohesive force between masonry mortar and brick stone block is weaker, Therefore the stretching-resisting bending-resisting of non-reinforced masonry and shearing strength are low, cause the antidetonation of Side fascia and cracking resistance poor;(3) masonry structure Masonry work is heavy, and situ wet operation is more, and environmental pollution is serious;(4) the outer patch heat preservation of masonry wall is easy to fall off.
ALC is the abbreviation of autoclaved lightweight concrete (Autoclaved Lightweight Concrete), is that high-performance is steamed One kind of pressing aero-concrete (ALC).ALC plate is with flyash (or silica sand), cement, lime etc. for main material, by high pressure More aerocrete sheet formings (including treated reinforcing bar enhancing) made of steam curing.ALC plate can both do wall material Material, and roof boarding can be done, it is a kind of building material of superior performance.Therefore ALC material is more and more used for cavity, still ALC wallboard has the following deficiencies: that (1) easily seeps water with window frame binding site conventional outer wall plate mostly;(2) Side fascia anti-seismic performance Difference.
Utility model content
Utility model aims to solve the above-mentioned problems in the prior art, propose in a kind of band frame top Embedded ALC wallboard shock-resistant node structure, anti-seismic performance is high, and good water-proof effect is easy for construction, and construction cost is low.
The technical solution of the utility model is: a kind of embedded ALC wallboard shock-resistant node structure in band frame top, wherein packet ALC wallboard I, ALC wallboard II, H profile steel beam, L-type angle steel and bolt are included, the ALC wallboard I is located at the top of ALC wallboard II;
Horizontal joint is equipped between the ALC wallboard I and ALC wallboard II, horizontal joint has been sequentially filled cement bonded sand from the inside to the outside Pulp layer, rock wool layer, PE layers and sealant layer, floor are located at the lower section of ALC wallboard I, the upper surface of floor and the bottom of ALC wallboard I Portion surface contacts, and the steel mesh I of double-layer double-direction is embedded in ALC wallboard I, and L-type angle steel II passes through bolt II and ALC wall on one side Plate I connects, and the another side of L-type angle steel II is connect by bolt I with floor, with II junction of bolt equipped with ellipse on L-type angle steel II Circular through hole, bolt II are arranged in ellipse hole, and the long axis direction of the elliptical aperture is the vertical direction along wallboard, L-type angle Ellipse hole is equipped on steel II with the junction of bolt I, bolt I is arranged in ellipse hole, the long axis side of the elliptical aperture To for along the horizontal direction of wallboard;
The H profile steel beam is located at the lower section of floor, the top surface of the top flange plate of H profile steel beam and the bottom surface of floor Contact, ALC wallboard II are located at the outside of floor and H profile steel beam, and rock wool is equipped between ALC wallboard II and floor, H profile steel beam Layer, the side of H profile steel beam are fixedly connected with ALC wallboard II, and the corresponding other side is fixed with fire-proof plate towards indoor side;
The bottom of the ALC wallboard II is fixed with auxiliary frame, is equipped between auxiliary frame and the bottom of H-shaped girder steel bottom wing listrium U-shaped Zinc-plated ironware, U-shaped zinc-plated ironware include positioned at two top water pingbians, the bottom water pingbian between two top water pingbians, And connection top water pingbian and bottom water pingbian bevel edge, two of them top water pingbian with H profile steel lower flange of girder listrium Bottom is fixedly connected, and bottom water pingbian is located at the lower section of top water pingbian, is fixedly connected, is passed through at the top of bottom water pingbian and frame U-shaped zinc-plated ironware is fixedly connected with frame with H profile steel beam.
In the utility model, the Side fascia of building is spliced by several vertically arranged ALC wallboards I, ALC wallboard II, It is equipped with filling part in the stitching portion of adjacent two blocks of ALC wallboards I, filling part successively includes gypsum mortar layer, sealant from the inside to the outside Layer, foam rods layer, bonding mortar layer, fire prevention rock wool layer, foam rods layer, sealant layer, gypsum mortar layer, putty layer and emulsion paint Layer, gypsum mortar layer include 100mm wide grid cloth and thin-coat plaster mortar, and the cross section of filling part is in fold-line-shaped, and the two of filling part End is symmetrical triangular prism, and symmetrically upper cube I is respectively set on the inside of triangular prism, cuboid is equipped between two cuboids I II, in being staggered between the cuboid of cuboid II and two I, and pass through parallel six between two cuboids I and cuboid II respectively The connection of face body.It can be improved the infiltration of Side fascia by the way that filling part is arranged.
Rock wool is filled in the H profile steel beam.
The bottom of the ALC wallboard II is equipped with protrusion, forms water dropping openings between protrusion and the side wall of auxiliary frame.
The top flange plate and bottom wing listrium of the H profile steel beam pass through anchor bolt II and L-type angle steel I respectively and ALC wallboard II is solid Fixed connection, L-type angle steel I are fixedly connected with the top flange plate of H profile steel beam and bottom wing listrium respectively, one end and L-type angle of anchor bolt II Steel I is welded to connect, and the other end is fixedly connected with ALC wallboard II.
Elastic coating layer, flexible putty are successively arranged to outer in having on the wall face of the ALC wallboard I and ALC wallboard II Layer, plastering sand pulp layer and watertight interface oxidant layer, realize the waterproof of wall face.
Thermal insulation material, such as rock wool are filled in the U-shaped zinc-plated ironware and between U-shaped zinc-plated ironware and auxiliary frame.
The utility model has the beneficial effects that
(1) by the way that slotted eye is arranged on the L-type angle steel II for being fixedly connected with ALC wallboard with floor, ALC wall is realized For plate along moving up and down for short transverse and moving left and right in the horizontal direction, deformability is strong, improves the antidetonation of entire wall Performance;
(2) by improving whole in the stratiform filler in horizontal joint and the filling part between adjacent ALC wallboard The waterproof performance of a wall;
(3) construction is simple, construction cost are low.
(4) it reduces the wet construction at scene, reduce environmental pollution.
(5) it keeps the temperature and wall integration has prevented outer patch and kept the temperature the hidden danger to fall off.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the cross-sectional view of ALC wallboard I;
Fig. 3 is the enlarged structure schematic diagram of U-shaped zinc-plated ironware.
In figure: 1 double layer bar I;2ALC wallboard I;3ALC wallboard II;4 anchor bolts II;5 rock wool layers;6 water dropping openings;7 auxiliary frames; 8 window frames;The zinc-plated ironware of 9U type;901 top water pingbians;902 bevel edges;903 bottom water pingbians;10 fire-proof plates;11H section steel beam;12L Type angle steel I;13 bolts I;14 floors;15 polyurethane water-proof layers;16L type angle steel II;17 bolts II;18 filling parts;19 horizontal joints.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and examples.
As shown in Figure 1, the embedded ALC wallboard shock-resistant node structure in band frame described in the utility model top includes ALC wall Plate I 2, ALC wallboard II 3 and H profile steel beam 11, L-type angle steel and bolt for connecting ALC wallboard and floor 14.ALC wallboard I 2 in the top of ALC wallboard II 3, the utility model, and the Side fascia of building is by multiple vertically arranged ALC wallboards I 2, ALC Wallboard II 3 is spliced.As shown in Fig. 2, the stitching portion of adjacent two blocks of ALC wallboards I 2 be equipped with filling part 18, filling part 18 by It is interior to outside successively include gypsum mortar layer, it is sealant layer, foam rods layer, bonding mortar layer, fire prevention rock wool layer, foam rods layer, close Adhesive layer, gypsum mortar layer, putty layer and emulsioni paint layer, gypsum mortar layer include 100mm wide grid cloth and thin-coat plaster mortar.It fills out The cross section in portion 18 is filled in fold-line-shaped, and the both ends of filling part 18 are symmetrical triangular prism, are respectively set on the inside of triangular prism symmetrical Upper cube I, cuboid II is equipped between two cuboids I, in being staggered between the cuboid of cuboid II and two I, and two It is connected respectively by parallelepiped between cuboid I and cuboid II.It can be improved Side fascia by the way that filling part 18 is arranged Infiltration.
Horizontal joint 19 is equipped between ALC wallboard I 2 and ALC wallboard II 3, horizontal joint 19 has been sequentially filled cement from the inside to the outside Screed, rock wool layer, PE layers and sealant layer improve the infiltration energy of Side fascia by filling above-mentioned layer structure.Building Plate 14 is located at the lower section of ALC wallboard I 2, the upper surface of floor 14 and the bottom surface contact of ALC wallboard I 2, pre- in ALC wallboard I 2 It is embedded with the steel mesh I 1 of double-layer double-direction, L-type angle steel II 16 is connect by bolt II 17 with ALC wallboard I 2 on one side, L-type angle steel II 16 another side is connect by bolt I 15 with floor 14.Ellipse is equipped with II 17 junction of bolt on L-type angle steel II 16 to lead to Hole, bolt II 17 are arranged in ellipse hole, and the long axis direction of the elliptical aperture is the vertical direction along wallboard, when wallboard is dynamic When, bolt II 17 can move up and down in elliptical aperture, to realize the movement of wallboard in the vertical direction;L-type angle steel II Ellipse hole is equipped on 16 with the junction of bolt I 15, bolt I 15 is arranged in ellipse hole, the long axis of the elliptical aperture Direction be along wallboard horizontal direction, when wallboard moves, bolt I 15 can the horizontal direction in elliptical aperture along wallboard move, To realize the movement of wallboard in the horizontal direction.By the way that elliptical aperture is arranged on L-type angle steel II 16, the anti-of wallboard is improved Shock stability.It is equipped with polyurethane water-proof layer 15 in the inner wall surface of ALC wallboard I 2 and the intersection of floor 14, plays waterproof, anti-corrosion Effect.
H profile steel beam 11 is located at the lower section of floor 14, the top surface of the top flange plate of H profile steel beam 11 and the bottom of floor 14 Surface contact.ALC wallboard II 3 is located at the outside of floor 14 and H profile steel beam 11, and ALC wallboard II 3 and floor 14, H profile steel beam 11 Between be equipped with rock wool layer 5, rock wool layer 5 plays the role of heat preservation, fireproof.The top flange plate and bottom wing listrium of H profile steel beam 11 point Not Tong Guo anchor bolt II 4 and L-type angle steel I 12 be fixedly connected with ALC wallboard II 3, the upper limb with H profile steel beam 11 respectively of L-type angle steel I 12 Listrium is fixedly connected with bottom wing listrium, and one end of anchor bolt II 4 and L-type angle steel I 12 are welded to connect, and the other end is installing ALC wall Tightening nuts after plate II 3.The side of H profile steel beam 11 is fixedly connected with ALC wallboard II 3, and the corresponding other side is i.e. towards indoor Side is fixed with fire-proof plate 10, is filled with rock wool in H profile steel beam 11.
The bottom of ALC wallboard II 3 is fixed with auxiliary frame 7, and the bottom of ALC wallboard II 3 is equipped with protrusion, the side of protrusion and auxiliary frame 7 Water dropping openings 6 is formed between wall.U-shaped zinc-plated ironware 9 is equipped between auxiliary frame 7 and the bottom of H-shaped girder steel bottom wing listrium.As shown in figure 3, U-shaped zinc-plated ironware 9 include positioned at two top water pingbians 901, the bottom water pingbian 903 between two top water pingbians 901, And connection top water pingbian and bottom water pingbian bevel edge 902, two of them top water pingbian 901 with H profile steel lower flange of girder The bottom of listrium is fixedly connected, and bottom water pingbian 903 is located at the lower section of top water pingbian 901, bottom water pingbian 903 and window frame 8 Top be fixedly connected, be fixedly connected with window frame 8 with H profile steel beam by U-shaped zinc-plated ironware 9.In U-shaped zinc-plated ironware 9 and U Thermal insulation material, such as rock wool are filled between the zinc-plated ironware of type and auxiliary frame 7.In the utility model, it can also be replaced with doorframe Window frame.
In having on the wall face of ALC wallboard I 2 and ALC wallboard II 3 to be successively arranged outside elastic coating layer, flexible putty layer, Plastering sand pulp layer and watertight interface oxidant layer, realize the waterproof of wall face.
During installation, reinforcing bar I 1 is embedded in ALC wallboard I 2 the utility model in advance, passes through bolt, L-type angle steel respectively, It is fixedly connected with floor 14 with ALC wallboard I 2, is fixedly connected with H profile steel beam 11 with ALC wallboard II 3, make window frame or doorframe and H-type Girder steel 11 is fixedly connected, to realize the installation of entire shock-resistant node structure.

Claims (7)

1. a kind of embedded ALC wallboard shock-resistant node structure in band frame top, it is characterised in that: including ALC wallboard I (2), ALC wall Plate II (3), H profile steel beam (11), L-type angle steel and bolt, the ALC wallboard I (2) are located at the top of ALC wallboard II (3);
Horizontal joint (19) are equipped between the ALC wallboard I (2) and ALC wallboard II (3), horizontal joint (19) is successively filled out from the inside to the outside Filled with cement sand bed, rock wool layer, PE layers and sealant layer, floor (14) is located at the lower section of ALC wallboard I (2), floor (14) The bottom surface contact of upper surface and ALC wallboard I (2), ALC wallboard I (2) is interior to be embedded with the double steel bar arranged in both directions Net I (1), L-type angle steel II (16) are connect with ALC wallboard I (2) by bolt II (17) on one side, L-type angle steel II (16) it is another Side is connect by bolt I (15) with floor (14), is equipped with ellipse with bolt II (17) junction on L-type angle steel II (16) and is led to Hole, bolt II (17) are arranged in ellipse hole, and the long axis direction of the elliptical aperture is the vertical direction along wallboard, L-type angle steel Ellipse hole is equipped on II (16) with the junction of bolt I (15), bolt I (15) is arranged in ellipse hole, the ellipse The long axis direction in hole is the horizontal direction along wallboard;
The H profile steel beam (11) is located at the lower section of floor (14), the top surface and floor of the top flange plate of H profile steel beam (11) (14) bottom surface contact, ALC wallboard II (3) are located at the outside of floor (14) and H profile steel beam (11), and ALC wallboard II (3) Rock wool layer (5) are equipped between floor (14), H profile steel beam (11), the side of H profile steel beam (11) and the fixed company of ALC wallboard II (3) It connects, the corresponding other side is fixed with fire-proof plate (10) towards indoor side;
The bottom of the ALC wallboard II (3) is fixed with auxiliary frame (7), is set between auxiliary frame (7) and the bottom of H-shaped girder steel bottom wing listrium There is U-shaped zinc-plated ironware (9), U-shaped zinc-plated ironware (9) includes positioned at two top water pingbians (901), is located at two top water pingbians (901) bevel edge (902) of bottom water pingbian (903) and connection top water pingbian and bottom water pingbian between, two of them Top water pingbian (901) is fixedly connected with the bottom of H profile steel lower flange of girder listrium, and bottom water pingbian (903) is located at top horizontal The lower section on side (901) is fixedly connected at the top of bottom water pingbian (903) and frame, makes frame and H profile steel by U-shaped zinc-plated ironware (9) Beam is fixedly connected.
2. the embedded ALC wallboard shock-resistant node structure in band frame according to claim 1 top, it is characterised in that: building Side fascia is spliced by several vertically arranged ALC wallboards I (2), ALC wallboard II (3), in adjacent two pieces of ALC wallboards I (2) Stitching portion be equipped with filling part (18), filling part (18) from the inside to the outside successively include gypsum mortar layer, sealant layer, foam rods Layer, bonding mortar layer, fire prevention rock wool layer, foam rods layer, sealant layer, gypsum mortar layer, putty layer and emulsioni paint layer, gypsum sand Pulp layer includes 100mm wide grid cloth and thin-coat plaster mortar, and the cross section of filling part (18) is in fold-line-shaped, the both ends of filling part (18) For symmetrical triangular prism, symmetrically upper cube I is respectively set on the inside of triangular prism, cuboid II is equipped between two cuboids I, It is in be staggered, and pass through parallelepiped respectively between two cuboids I and cuboid II between the cuboid of cuboid II and two I Connection can be improved the infiltration of Side fascia by the way that filling part is arranged.
3. the embedded ALC wallboard shock-resistant node structure in band frame according to claim 1 top, it is characterised in that: the H-type Rock wool is filled in girder steel (11).
4. the embedded ALC wallboard shock-resistant node structure in band frame according to claim 1 top, it is characterised in that: the ALC The bottom of wallboard II (3) is equipped with protrusion, forms water dropping openings (6) between protrusion and the side wall of auxiliary frame (7).
5. the embedded ALC wallboard shock-resistant node structure in band frame according to claim 1 top, it is characterised in that: the H-type The top flange plate and bottom wing listrium of girder steel (11) pass through anchor bolt II (4) and L-type angle steel I (12) respectively and ALC wallboard II (3) is fixed Connection, L-type angle steel I (12) are fixedly connected with the top flange plate of H profile steel beam (11) and bottom wing listrium respectively, and the one of anchor bolt II (4) End is welded to connect with L-type angle steel I (12), and the other end is fixedly connected with ALC wallboard II (3).
6. the embedded ALC wallboard shock-resistant node structure in band frame according to claim 1 top, it is characterised in that: the ALC Elastic coating layer, flexible putty layer, plastering sand are successively arranged to outer in having on the wall face of wallboard I (2) and ALC wallboard II (3) Pulp layer and watertight interface oxidant layer.
7. the embedded ALC wallboard shock-resistant node structure in band frame according to claim 1 top, it is characterised in that: described U-shaped Thermal insulation material is filled in zinc-plated ironware (9) and between U-shaped zinc-plated ironware and auxiliary frame (7).
CN201821289394.7U 2018-08-10 2018-08-10 The band embedded ALC wallboard shock-resistant node structure in frame top Expired - Fee Related CN208718153U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821289394.7U CN208718153U (en) 2018-08-10 2018-08-10 The band embedded ALC wallboard shock-resistant node structure in frame top

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821289394.7U CN208718153U (en) 2018-08-10 2018-08-10 The band embedded ALC wallboard shock-resistant node structure in frame top

Publications (1)

Publication Number Publication Date
CN208718153U true CN208718153U (en) 2019-04-09

Family

ID=65977113

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821289394.7U Expired - Fee Related CN208718153U (en) 2018-08-10 2018-08-10 The band embedded ALC wallboard shock-resistant node structure in frame top

Country Status (1)

Country Link
CN (1) CN208718153U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109386070A (en) * 2018-11-07 2019-02-26 中建集成房屋有限公司 A kind of assembled steel frame external wall system and its construction method
CN110725424A (en) * 2019-10-22 2020-01-24 北京建工新型建材有限责任公司 Passive steel structure house

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109386070A (en) * 2018-11-07 2019-02-26 中建集成房屋有限公司 A kind of assembled steel frame external wall system and its construction method
CN109386070B (en) * 2018-11-07 2023-08-11 中建集成房屋有限公司 Assembled steel frame outer wall system and construction method thereof
CN110725424A (en) * 2019-10-22 2020-01-24 北京建工新型建材有限责任公司 Passive steel structure house
CN110725424B (en) * 2019-10-22 2021-08-27 北京建工新型建材有限责任公司 Passive steel structure house

Similar Documents

Publication Publication Date Title
CN208718152U (en) Embedded ALC wallboard shock-resistant node structure
WO2017197853A1 (en) Insulation precast wall and prefabricated building
CN100513717C (en) Steel structure assisted layered installation and construction method for superhigh PRC partition plate
CN101974956A (en) Built-in latticed steel frame exterior protected structural slab as well as building and production and construction method thereof
CN215253698U (en) Ceramsite foam concrete exterior wall hanging plate in assembly type building
CN201826433U (en) Envelope structural board with internal steel lattice frame, and building having envelope structural board
CN103510723A (en) Integrally assembled type frame structure housing system
CN208718153U (en) The band embedded ALC wallboard shock-resistant node structure in frame top
CN103243847B (en) Prefabricating assembling type cold molding steel floor system and construction method thereof
CN110295681A (en) The high-strength foam concrete filled-in panel external wall self-insulation system of precast light
WO2023015727A1 (en) Composite wall comprising light steel keel having profiled section structure and construction method
CN207277619U (en) The reinforced light steel keel partition of shaped steel
CN213143542U (en) Prefabricated steel framework light floor butt joint connecting node structure
CN210288790U (en) Firstly assembled steel mesh frame perlite concrete heat-insulating sound-insulating fireproof partition plate
CN219386745U (en) Short limb assembled light steel combined steel wire net frame mortar-perlite-polyphenyl enclosure wall
CN109881799B (en) Ultralow-energy-consumption steel structure heat-insulation building system
CN115928909A (en) Short-limb shear wall assembled light steel combined truss bearing steel wire mesh frame mortar-perlite-polyphenyl composite enclosure wall and manufacturing method thereof
CN218438553U (en) Assembly type composite wallboard and exterior cantilever-free composite roof self-tapping nail cluster connecting structure
CN206888329U (en) A kind of autoclaved aerated building block of high intensity
CN215888744U (en) Assembled steel construction building interior wall system
CN213868572U (en) Waterproof integration structure keeps warm suitable for assembled steel construction house corner post
CN114108867A (en) Prefabricated ceramsite foam concrete sandwich thermal insulation external wall panel
CN210105005U (en) Ultralow energy consumption steel construction heat preservation building system
CN205935750U (en) Steel construction villa integrated system
CN205502301U (en) Energy -concerving and environment -protective whole compound core light building wall that presss from both sides

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20190409

Termination date: 20190810