CN111894155A - Outer wall heat preservation connection structure and wall body - Google Patents
Outer wall heat preservation connection structure and wall body Download PDFInfo
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- CN111894155A CN111894155A CN202010936595.7A CN202010936595A CN111894155A CN 111894155 A CN111894155 A CN 111894155A CN 202010936595 A CN202010936595 A CN 202010936595A CN 111894155 A CN111894155 A CN 111894155A
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- clamping seat
- limiting
- connecting piece
- heat
- clamping
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- 238000004321 preservation Methods 0.000 title description 4
- 238000009413 insulation Methods 0.000 claims abstract description 38
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 21
- 239000010959 steel Substances 0.000 claims abstract description 21
- 210000000078 claw Anatomy 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000009415 formwork Methods 0.000 abstract description 4
- 238000010276 construction Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000002131 composite material Substances 0.000 description 3
- 238000011900 installation process Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
- E04G11/06—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for walls, e.g. curved end panels for wall shutterings; filler elements for wall shutterings; shutterings for vertical ducts
- E04G11/08—Forms, which are completely dismantled after setting of the concrete and re-built for next pouring
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
- E04G17/06—Tying means; Spacers ; Devices for extracting or inserting wall ties
- E04G17/065—Tying means, the tensional elements of which are threaded to enable their fastening or tensioning
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
- E04G17/06—Tying means; Spacers ; Devices for extracting or inserting wall ties
- E04G17/065—Tying means, the tensional elements of which are threaded to enable their fastening or tensioning
- E04G17/0655—Tying means, the tensional elements of which are threaded to enable their fastening or tensioning the element consisting of several parts
- E04G17/0657—Tying means, the tensional elements of which are threaded to enable their fastening or tensioning the element consisting of several parts fully recoverable
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Acoustics & Sound (AREA)
- Building Environments (AREA)
Abstract
The invention discloses an external wall heat-insulation connecting structure and a wall body, which comprise a connecting pipe with a hollow structure, wherein two ends of the connecting pipe are respectively sleeved with a limiting connecting piece; the limiting connecting piece comprises a first baffle disc and a second baffle disc; the limiting connecting piece also comprises a mounting groove, and the mounting groove is positioned between the first baffle disc and the second baffle disc; the position of the insulating layer in the middle of the two first baffle discs is limited; limiting the position of the steel wire mesh through the mounting groove; the position of the template at the outer side of the two second baffles is limited; the two ends of the connecting pipe are respectively provided with a plurality of clamping holes; the connecting pipe is clamped with the limiting connecting piece through the clamping hole; the invention can reduce the operation steps in the wall body manufacturing process and improve the wall body manufacturing efficiency; the accurate distance between the formworks at the two sides can be effectively ensured, and the heat-insulating layer and the steel wire mesh in the middle can not move; the binding force between the heat-insulating layer and the concrete layer can be improved, and the bearing capacity and the stability of the wall body are improved.
Description
Technical Field
The invention relates to an external wall heat-insulation connecting structure and a wall body, and belongs to the technical field of building heat-insulation wallboards.
Background
With the rapid development of the construction industry, composite heat-insulating wall boards are increasingly used for building outer walls. In the process of building the composite wall, in order to ensure the smooth and stable construction process, the two sides of the heat insulation layer are often fixed by using a limiting connecting piece, and meanwhile, the pulling bolts are arranged in a matched manner to fix the template.
Patent number CN201910943622.0 discloses a construction method of a heat-insulating outer wall, comprising: the method comprises the following steps: prefabricating a heat preservation module in a factory; step two: binding a steel bar frame; step three: connecting the prefabricated heat preservation module to the outer side of the steel bar framework; step four: erecting an outer template on the outer side of the heat insulation module to form a first pouring space between the outer template and the heat insulation module, and erecting an inner template on the inner side of the steel bar framework to form a second pouring space between the heat insulation module and the inner template; step five: and respectively pouring concrete in the first pouring space and the second pouring space.
The heat-insulating layer and the templates need to be fixed twice respectively, the two sides of the heat-insulating layer are fixed firstly, and then the templates on the two sides of the heat-insulating layer are fixed, so that the wall body manufacturing steps are complicated, and the wall body manufacturing efficiency is influenced; the accurate distance between the formworks at the two sides cannot be effectively ensured, and the heat-insulating layer and the steel wire mesh in the middle cannot be displaced; the binding force between the heat-insulating layer and the concrete layer is poor, and the phenomenon of weak adhesion is easy to occur in the later period; the concrete layers cannot be effectively connected, so that the bearing capacity of the whole wall is poor, and the stability needs to be improved; the installation process of the steel wire mesh is inconvenient, the steel wire mesh is easy to deflect in the installation process, and the flatness cannot be guaranteed.
Disclosure of Invention
Aiming at the defects in the background technology, the invention provides an external wall heat-insulation connecting structure and a wall body, which can be used for connecting external walls
The operation steps in the wall manufacturing process are reduced, and the wall manufacturing efficiency is improved; the accurate distance between the formworks at the two sides can be effectively ensured, and the heat-insulating layer and the steel wire mesh in the middle can not move; the binding force between the heat-insulating layer and the concrete layer can be improved, and the bearing capacity and the stability of the wall body can be improved; the installation of the steel wire mesh sheet is convenient, and the flatness is ensured.
In order to solve the technical problems, the invention adopts the following technical scheme:
an outer wall heat insulation connecting structure comprises a connecting pipe with a hollow structure, wherein two ends of the connecting pipe are respectively sleeved with a limiting connecting piece; the limiting connecting piece comprises a first baffle disc and a second baffle disc; the limiting connecting piece also comprises a mounting groove, and the mounting groove is positioned between the first baffle disc and the second baffle disc; the position of the insulating layer in the middle of the two first baffle discs is limited; limiting the position of the steel wire mesh through the mounting groove; defined by the position of the die plate outside the two second pairs of stops.
Furthermore, a plurality of clamping holes are respectively formed in two ends of the connecting pipe; the connecting pipe is clamped with the limiting connecting piece through the clamping hole.
Further, the limit connecting piece comprises a first limit connecting piece; the first limiting connecting piece comprises a first baffle disc in an annular disc structure; a first pipe body is arranged on one side of the first baffle disc, and a first clamping seat is arranged on the other side of the first baffle disc; the first pipe body and the first clamping seat are coaxially arranged and are communicated with each other.
Furthermore, a plurality of limiting claws are arranged in the first clamping seat; every spacing claw includes first connecting portion, and first connecting portion set up on the terminal surface of first fender dish, along the axial circumference equipartition of first fender dish.
Further, the first connecting part is provided with a first protruding part; the first bulge is arranged at one end, far away from the first baffle disc, of the first connecting part; the first bulge faces to the axial direction of the first baffle disc.
Furthermore, a plurality of pouring holes are formed in the pipe wall of the first clamping seat; a first clamping hole is formed in the outer surface of the first clamping seat, and the first clamping hole is formed in one end, far away from the first blocking disc, of the first clamping seat; a plurality of mounting grooves which are circumferentially and uniformly distributed are formed in the end face of the first clamping seat.
Furthermore, the limit connecting piece also comprises a second limit connecting piece, and the second limit connecting piece comprises a second clamping seat and a second baffle disc which are coaxially arranged; the second clamping seat is clamped with the first clamping seat.
Furthermore, a plurality of clamping jaws are arranged on the end surface of the second clamping seat; the clamping jaws comprise second connecting parts, and the second connecting parts are arranged on the main body of the second clamping seat and are uniformly distributed along the circumference of the axis of the second clamping seat; the second connecting part is provided with a second bulge part, and the second bulge part is positioned at one end of the second connecting part, which is far away from the second baffle disc; the second bulge is arranged towards the direction far away from the axis of the second baffle disc.
An outer wall insulation wall body adopts foretell outer wall insulation connection structure.
The concrete heat-insulating layer further comprises a heat-insulating layer in the middle, wherein a connecting pipe penetrates through the heat-insulating layer, two ends of the connecting pipe are positioned in the concrete layer, and the heat-insulating layer is kept fixed in position through first baffle discs at two ends of the connecting pipe; the steel wire mesh in the outer wall heat-insulation wall body is fixed in position through the first clamping seat and the second clamping seat, and the first clamping seat and the second clamping seat are arranged in the concrete layer.
After the technical scheme is adopted, compared with the prior art, the invention has the following advantages:
according to the external wall heat-insulation connecting structure and the wall body, the connecting pipe is clamped and fixed with the first limiting connecting pieces on the two sides of the heat-insulation layer, so that the heat-insulation layer is fixed, the steel wire meshes are fixed through clamping of the second limiting connecting pieces and the first limiting connecting pieces, and the templates on the two sides are fixed through penetrating the pull bolts in the connecting pipe;
the invention realizes the integral arrangement of the limiting connecting piece and the split bolt, the heat-insulating layer and the template do not need to be fixed twice, the operation steps in the wall body manufacturing process can be reduced, and the wall body manufacturing efficiency is improved;
the invention does not use a concrete cushion block as a support and a PVC pipe as a perforated pipe, thereby reducing the manufacturing cost, reducing the number of holes drilled in a unit square area and reducing cold bridge points, and further improving the heat insulation performance and the construction efficiency;
after the wall body is poured and shaped, the connecting pipe can be used as a reinforcing rib to be reserved in the wall body, the binding force between the heat-insulating layer and the concrete layer can be improved, the phenomenon that the concrete layer is not firmly bonded is avoided, effective anchoring force can be formed between the connecting pipe and the concrete layer on the two sides of the heat-insulating layer, and the bearing capacity and the stability of the wall body can be improved;
realize the fixed to the wire net through the joint of second spacing connecting piece and first spacing connecting piece for the wire net installation is convenient, and the wire net passes through the joint cooperation of multiunit second spacing connecting piece and first spacing connecting piece in addition, can avoid taking place the incline in the installation, ensures the roughness.
The present invention will be described in detail below with reference to the accompanying drawings and examples.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a connecting tube and a first limiting connector according to the present invention;
FIG. 3 is a schematic view of a first spacing coupler according to the present invention;
FIG. 4 is a schematic view of a second spacing coupler according to the present invention;
FIG. 5 is a partial cross-sectional view of the structure of FIG. 2;
in the figure, 1-connecting pipe, 11-clamping hole; 2-a limit connector; 3-a first limit connecting piece, 31-a first pipe body, 32-a first baffle disc, 33-a first clamping seat, 34-a limit claw, 35-a first connecting part, 36-a first bulge, 37-a pouring hole, 38-a first clamping hole and 39-a mounting groove; 4-a second limit connecting piece, 41-a second clamping seat, 42-a second baffle disc, 43-a through hole, 44-a clamping jaw, 45-a second connecting part and 46-a second convex part; 5-an insulating layer, 6-a concrete layer, 7-a steel wire mesh sheet, 8-a template and 9-a split bolt.
Detailed Description
In order to more clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will now be described with reference to the accompanying drawings.
Embodiment 1 external wall insulation connection structure
As shown in fig. 1-5, the present invention provides an external wall insulation connection structure, which includes a connection pipe 1, wherein the connection pipe 1 is a hollow structure, two ends of the connection pipe 1 are respectively sleeved with a limit connector 2, and the limit connector 2 is a hollow structure.
A plurality of joint holes 11 have been seted up respectively to the both ends of connecting pipe 1, and connecting pipe 1 realizes the joint through joint hole 11 and spacing connecting piece 2.
The limiting connecting piece 2 comprises a first limiting connecting piece 3 and a second limiting connecting piece 4; the first limiting connecting piece 3 and the second limiting connecting piece 4 are coaxially connected in a clamping mode.
The first limiting connecting piece 3 comprises a first baffle disc 32 in an annular disc structure, a first pipe body 31 is arranged on one side of the first baffle disc 32, and a first clamping seat 33 is arranged on the other side of the first baffle disc 32; the first pipe 31 and the first cassette 33 are coaxially disposed and communicate with each other.
The first pipe 31 is inserted into the insulating layer 5; the symmetrically arranged first baffle discs 32 define the position of the intermediate insulating layer 5.
A plurality of limiting claws 34 are arranged in the first clamping seat 33; each limiting claw 34 comprises first connecting parts 35, and the first connecting parts 35 are arranged on the end surface of the first baffle disc 32 and are uniformly distributed along the circumference of the axis of the first baffle disc 32; the first connecting portion 35 is rod-shaped or bar-shaped.
The first connecting portion 35 is provided with a first protruding portion 36; the first projection 36 is provided on the first connecting portion 35 at an end remote from the first baffle disc 32; the first boss 36 faces in the axial direction of the first baffle disc 32.
The outer portions of the first connection portions 35 are reinforced by stiffener plates 36.
The pipe wall of the first clamping seat 33 is provided with a plurality of pouring holes 37, and the pouring holes 37 are convenient for pouring concrete into the first clamping seat 33.
A first clamping hole 38 is formed in the outer surface of the first clamping seat 33, and the first clamping hole 38 is formed in one end, far away from the first baffle disc 32, of the first clamping seat 33; a plurality of mounting grooves 39 which are uniformly distributed in the circumferential direction are formed in the end face of the first clamping seat 33, and the mounting grooves 39 are used for mounting the steel wire meshes 7; the mounting grooves 39 and the first engaging holes 38 are arranged alternately.
The second limit connecting piece 4 comprises a second clamping seat 41 and a second baffle 42 which are coaxially arranged; the second clamping seat 41 is clamped with the first clamping seat 33.
A plurality of clamping jaws 44 are arranged on the end surface of the second clamping seat 41, and the second clamping seat 41 is clamped with the first clamping seat 33 through the clamping jaws 44.
The clamping jaws 44 comprise second connecting parts 45, the second connecting parts 45 are arranged on the main body of the second clamping seat 41 and are uniformly distributed along the circumference of the axis of the second clamping seat 41, and the second connecting parts 45 are rod-shaped or strip-shaped.
A second convex part 46 is arranged on the second connecting part 45, and the second convex part 46 is positioned at one end of the second connecting part 45 far away from the second baffle disc 42; the second boss 46 is disposed away from the axis of the second shutter 42; the second projecting portion 46 is engaged with the first engaging hole 38.
The second baffle disc 42 is in an annular disc structure, and a through hole 43 is formed in the center of the second baffle disc 42; the diameter of the through hole 43 is smaller than the inner diameter of the second clamping seat 41.
The second baffle disc 42 is used for supporting the outer template 8; the second stopping disk 42 and the first stopping disk 32 are used for pouring the concrete layer 6.
The screw rod of split bolt 9 is worn to be equipped with in the inside of connecting pipe 1, and split bolt 9 fixes the template 8 of both sides.
Example 2 exterior wall thermal insulation wall
The invention also provides an external wall heat-insulation wall body, which adopts the external wall heat-insulation connecting structure in the embodiment 1, the wall body comprises a middle heat-insulation layer 5, concrete layers 6 are respectively arranged on two sides of the heat-insulation layer 5, and steel wire meshes 7 are arranged in the concrete layers 6.
The connecting pipe 1 penetrates through the heat-insulating layer 5, two ends of the connecting pipe 1 are positioned in the concrete layer 6, and the position of the heat-insulating layer 5 is limited by the first baffle discs 32 at two ends of the connecting pipe 1; the steel wire mesh 7 in the outer wall heat-insulation wall body is fixed in position through the first clamping seat 33 and the second clamping seat 41, and the first clamping seat 33 and the second clamping seat 41 are arranged in the concrete layer 6; the external template 8 of outer wall thermal insulation wall supports through second fender dish 42, and second fender dish 42 can effectively guarantee the accurate distance between the template 8 of both sides.
The invention relates to an external wall heat-insulation connecting structure and an assembly pouring process of a wall body, which specifically comprise the following steps:
1) the connecting pipe 1 penetrates through the heat-insulating layer 5;
2) the connecting pipe 1 is clamped and fixed with the first limiting connecting pieces 3 on the two sides of the heat-insulating layer 5, so that the heat-insulating layer 5 is fixed;
3) installing the steel wire mesh 7 into the installation groove 39 on the end face of the first limiting connecting piece 3;
4) the second limiting connecting piece 4 and the first limiting connecting piece 3 are clamped and fixed, and the steel wire mesh 7 is fixed;
5) the screw rod of the split bolt 9 is arranged in the connecting pipe 1 in a penetrating way;
6) installing a template 8 at the outer side of the second limit connecting piece 4;
7) fastening the fastening nut of the split bolt 9 and the screw rod through threads to fix the formworks 8 on the two sides;
8) pouring a concrete layer 6 between the template 8 and the heat-insulating layer 5;
9) and after the concrete is solidified, forming a composite heat-insulating wall body, taking down the fastening nut, dismantling the template 8, and drawing out the screw rod of the split bolt 9 from the connecting pipe 1.
The foregoing is illustrative of the best mode of the invention and details not described herein are within the common general knowledge of a person of ordinary skill in the art. The scope of the present invention is defined by the appended claims, and any equivalent modifications based on the technical teaching of the present invention are also within the scope of the present invention.
Claims (10)
1. The utility model provides an outer wall insulation connection structure which characterized in that: the device comprises a connecting pipe (1) with a hollow structure, wherein two ends of the connecting pipe (1) are respectively sleeved with a limiting connecting piece (2);
the limiting connecting piece (2) comprises a first baffle disc (32) and a second baffle disc (42);
the limiting connecting piece (2) further comprises a mounting groove (39), and the mounting groove (39) is positioned between the first blocking disc (32) and the second blocking disc (42);
the position of the middle heat-insulating layer (5) is limited by two first baffle discs (32);
the position of the steel wire mesh (7) is limited through the mounting groove (39);
the position of the outer template (8) is limited by two second baffle discs (42).
2. The exterior wall insulation connection structure of claim 1, wherein: a plurality of clamping holes (11) are respectively formed in two ends of the connecting pipe (1);
the connecting pipe (1) is clamped with the limiting connecting piece (2) through the clamping hole (11).
3. The exterior wall insulation connection structure of claim 1, wherein: the limiting connecting piece (2) comprises a first limiting connecting piece (3); the first limiting connecting piece (3) comprises a first baffle disc (32) in an annular disc structure; a first pipe body (31) is arranged on one side of the first baffle disc (32), and a first clamping seat (33) is arranged on the other side of the first baffle disc; the first pipe body (31) and the first clamping seat (33) are coaxially arranged and communicated with each other.
4. The exterior wall insulation connecting structure and the wall body of claim 3, wherein: a plurality of limiting claws (34) are arranged in the first clamping seat (33); each limiting claw (34) comprises first connecting portions (35), the first connecting portions (35) are arranged on the end face of the first blocking disc (32) and are evenly distributed along the circumference of the axis of the first blocking disc (32).
5. The exterior wall insulation connection structure of claim 4, wherein: the first connecting part (35) is provided with a first protruding part (36); the first protruding part (36) is arranged at one end, far away from the first baffle disc (32), of the first connecting part (35); the first projection (36) faces in the axial direction of the first catch disk (32).
6. The exterior wall insulation connection structure of claim 3, wherein: a plurality of pouring holes (37) are formed in the pipe wall of the first clamping seat (33);
a first clamping hole (38) is formed in the outer surface of the first clamping seat (33), and the first clamping hole (38) is formed in one end, far away from the first blocking disc (32), of the first clamping seat (33); a plurality of mounting grooves (39) which are circumferentially and uniformly distributed are formed in the end face of the first clamping seat (33).
7. The exterior wall insulation connection structure of claim 3, wherein: the limiting connecting piece (2) further comprises a second limiting connecting piece (4), and the second limiting connecting piece (4) comprises a second clamping seat (41) and a second baffle disc (42) which are coaxially arranged;
the second clamping seat (41) is clamped with the first clamping seat (33).
8. The exterior wall insulation connection structure of claim 1, wherein: a plurality of clamping jaws (44) are arranged on the end face of the second clamping seat (41); the clamping jaws (44) comprise second connecting parts (45), the second connecting parts (45) are arranged on the main body of the second clamping seat (41) and are uniformly distributed along the circumference of the axis of the second clamping seat (41); a second convex part (46) is arranged on the second connecting part (45), and the second convex part (46) is positioned at one end, far away from the second baffle disc (42), of the second connecting part (45); the second projection (46) is arranged in the direction away from the axis of the second baffle disc (42).
9. The utility model provides an outer wall thermal insulation wall which characterized in that: the external wall insulation connecting structure according to any one of claims 1 to 8 is adopted.
10. The exterior wall thermal insulation wall of claim 9, wherein: the concrete heat-insulating layer comprises a middle heat-insulating layer (5), wherein a connecting pipe (1) penetrates through the heat-insulating layer (5), two ends of the connecting pipe (1) are positioned in a concrete layer (6), and the heat-insulating layer (5) keeps fixed in position through first baffle discs (32) at two ends of the connecting pipe (1); the steel wire mesh (7) in the outer wall heat-insulation wall body is fixed in position through the first clamping seat (33) and the second clamping seat (41), and the first clamping seat (33) and the second clamping seat (41) are arranged in the concrete layer (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010936595.7A CN111894155A (en) | 2020-09-08 | 2020-09-08 | Outer wall heat preservation connection structure and wall body |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010936595.7A CN111894155A (en) | 2020-09-08 | 2020-09-08 | Outer wall heat preservation connection structure and wall body |
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| CN111894155A true CN111894155A (en) | 2020-11-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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