CN210767952U - A outer wall insulation structure for old house transformation - Google Patents
A outer wall insulation structure for old house transformation Download PDFInfo
- Publication number
- CN210767952U CN210767952U CN201921565495.7U CN201921565495U CN210767952U CN 210767952 U CN210767952 U CN 210767952U CN 201921565495 U CN201921565495 U CN 201921565495U CN 210767952 U CN210767952 U CN 210767952U
- Authority
- CN
- China
- Prior art keywords
- insulation structure
- wall
- hole
- old house
- piece
- 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
Links
- 238000009413 insulation Methods 0.000 title claims abstract description 51
- 230000009466 transformation Effects 0.000 title claims abstract description 11
- 238000010276 construction Methods 0.000 claims abstract description 22
- 230000000149 penetrating effect Effects 0.000 claims abstract description 5
- 239000003292 glue Substances 0.000 claims description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 238000003825 pressing Methods 0.000 claims description 9
- 238000005452 bending Methods 0.000 claims description 5
- 238000002407 reforming Methods 0.000 claims description 3
- 238000004321 preservation Methods 0.000 abstract description 15
- 230000006378 damage Effects 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 5
- 230000004048 modification Effects 0.000 abstract description 3
- 238000012986 modification Methods 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 32
- 239000000463 material Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000011449 brick Substances 0.000 description 4
- 239000004793 Polystyrene Substances 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 229920002223 polystyrene Polymers 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Building Environments (AREA)
- Finishing Walls (AREA)
Abstract
The utility model belongs to the technical field of the architectural modification, concretely relates to an outer wall insulation structure for old house transformation, include: the connecting piece comprises an enclosing part and fixing parts arranged at two ends of the enclosing part, and the fixing parts are respectively fixedly connected with the bearing walls at two sides and are suitable for enabling the inner side surface of the enclosing part to be attached to the construction wall; the mounting part comprises a hanging piece and a fastening piece; the hanging pieces are screw rods, and the hanging pieces are vertically connected to the outer side face of the enclosing part; the fastener is matched with the hanging piece; the heat preservation layer is provided with a through hole, the through hole corresponds to the position of the hanging piece, and the heat preservation layer is suitable for being arranged on the hanging piece in a penetrating mode and is fixed through a fastening piece. Through the arrangement of the structure, the normal installation of the external wall heat insulation structure is ensured on the one hand, and on the other hand, the secondary damage to the structural wall is reduced, so that the foundation structure of the building is protected.
Description
Technical Field
The utility model belongs to the technical field of the architectural modification, concretely relates to an outer wall insulation structure for old house transformation.
Background
China is wide in regions and various in climate types, and in severe cold and cold regions such as the north, the summer is hot, dry and rainless, and the winter is cold and difficult to endure. In order to resist hot summer and cold winter climates, most northern buildings are provided with an external wall insulation system on the outer side of a foundation structure, namely a non-bearing insulation structure which is composed of an insulation layer, a protective layer and fixing materials (adhesive, anchoring parts and the like) and is suitable for being installed on the outer surface of an external wall, such as the external wall insulation structure disclosed in the Chinese patent document CN 207003710U. Because it can alleviate the influence of cold bridge, protect the main part walling simultaneously and do not receive too big temperature deformation stress, be the heat preservation method that uses at present most extensively, also be the heat preservation method that the country advocated vigorously. In the selection of materials of the heat insulation layer in the external wall heat insulation system, the polystyrene board is the preferred material due to the advantages of light weight, low price, low heat conductivity, small water absorption, good electrical insulation performance, sound insulation, shock resistance, moisture resistance, simple forming process and the like, but the polystyrene board subjected to natural factors such as wind, sunlight and the like is easy to bulge, crack and the like along with the lapse of time, so that the heat insulation performance is greatly reduced; and even if the influence of natural environment is not considered, the longest service life of the polystyrene board is only 15 to 20 years, once the time is reached, the building becomes a naked building without outer coats, so that for a common building with the design service life of 70 years, the building main body needs to be subjected to external wall heat preservation for at least 4 times in a lifetime. With the development of technology and the progress of science and technology, the main structure of the building basically finishes the upgrade from a brick structure to a reinforced concrete structure to a curtain wall structure, but the brick structure or the concrete commercial building of the earliest building in China has been transformed into a first to a second round of outer wall heat insulation system. Compared with the primary construction of the external wall insulation system, the reconstruction of the brick structure commercial building with two wheels or three wheels has the following problems:
1. the method comprises the following steps that a certain damage is brought to the outer wall of a building foundation structure by dismantling an original outer wall heat insulation system, so that the connection between a connection structure in the original outer wall heat insulation system and the building foundation structure is loosened, the secondary use cannot be carried out, and the position of the original connection structure is required to be avoided when the outer wall heat insulation system is constructed secondarily;
2. the building foundation structure is a brick structure and is used throughout the year, so that certain aging phenomenon is inevitable, and further troubles are brought to the secondary construction of the connection structure of the external wall heat insulation system;
3. not all building structure foundations are regular rectangular structures, and for building aesthetic feeling, the building structure foundations also comprise convex parts and concave parts (mostly outer walls of balconies or kitchens), the convex parts and the concave parts are mostly construction walls and used for connecting adjacent bearing walls, the strength of the construction walls is far lower than that of the bearing walls, and the secondary construction of the connecting structure cannot be carried out due to the influence of demolition damage and aging.
Therefore, not enough more than, the utility model discloses the urgent need provides an outer wall insulation structure for old house transformation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an outer wall insulation structure for old house transformation to the partial wall body of solving building foundation structure can't carry out the problem that secondary construction leads to the unable installation of outer wall insulation system in current old house transformation.
The utility model provides an outer wall insulation structure for old house transformation, include: the connecting piece is strip-shaped and comprises an enclosing part and fixing parts arranged at two ends of the enclosing part, the fixing parts are respectively and fixedly connected with the bearing walls at two sides of the construction wall, and the inner side surface of the enclosing part is suitable for being attached to the construction wall; a mounting portion including a hanger and a fastener; the hanging piece is a screw rod, and the fastening piece is matched with the hanging piece; the plurality of hanging pieces are vertically connected to the outer side face of the enclosing part; the heat-insulating layer is provided with a through hole, the through hole corresponds to the position of the hanging piece, and the heat-insulating layer is suitable for being arranged on the hanging piece in a penetrating way and is fixed through the fastening piece; and the pressing plate is annular, is sleeved on the hanging piece between the heat-insulating layer and the fastening piece and is suitable for limiting the heat-insulating layer.
In the above-described outer wall insulation structure for reforming an old house, it is further preferable that the enclosing portion and the fixing portion are integrally formed and formed by bending a long flat steel strip.
In the above outer wall insulation structure for old house reconstruction, it is further preferable that the specification of the section of the flat steel in the connecting member is 50 × 5 mm.
The outer wall heat insulation structure for old house reconstruction as described above is further preferred that the bearing wall is provided with a first hole, the fixing portion is provided with a second hole, and the first hole and the second hole are fixedly connected through a bolt.
The outer wall heat insulation structure for old house reconstruction as described above is further preferred, the first hole is filled with the bar planting glue, and the bar planting glue is suitable for being bonded with the bolt.
In the above-described external wall insulation structure for reforming an old house, it is preferable that an inner surface of the enclosing portion is bonded to the structural wall.
The outer wall heat-insulating structure for old house reconstruction as described above further preferably further includes a facing layer, and the facing layer is disposed on the outer side of the heat-insulating layer.
In the above-mentioned external wall insulation structure for old house reconstruction, it is further preferable that the distance between two adjacent connectors is 250-350 mm.
In the outer wall insulation structure for old house reconstruction as described above, it is further preferable that the hanging pieces have a diameter of 4mm, and a distance between two adjacent hanging pieces is 400 mm.
Compared with the prior art, the utility model has the following advantage:
the utility model discloses an outer wall insulation construction that is arranged in old building to change into, enclose in the connecting piece to close the portion and be connected through the fixed part that sets up with both ends and the bearing wall in the foundation structure, and then the laminating is in the structure wall outside, and the heat preservation is installed in the outside of foundation structure through locating pendant and the fastener that encloses a lateral surface. Namely the utility model discloses a connecting piece and other auxiliary structure of portion and fixed part are closed including enclosing in the setting for be used for in the outer wall insulation structure with the foundation structure of building be connected connection structure can not with the structure wall lug connection, but be connected with the structure wall through the bearing wall of structure wall both sides, guaranteed outer wall insulation structure's normal installation on the one hand, on the other hand then reduces the secondary destruction to structural wall body, thereby protects the foundation structure of building.
Drawings
Fig. 1 is a top view of an external wall insulation structure for old house reconstruction in the present invention;
fig. 2 is a front view of the external wall insulation structure for old house reconstruction in the utility model.
Description of reference numerals:
1-bearing wall, 2-construction wall, 3-enclosure part, 4-fixing part, 5-insulating layer, 6-hanging part, 7-pressing plate, 8-decorative layer and 9-second hole.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The outer wall heat preservation structure for old house transformation disclosed in this embodiment mainly is used for constructing wall 2 or depreciating the heat preservation of the foundation structure wall surface that can't carry out the drilling installation of connecting piece comparatively seriously, and specific heat preservation that is used for connecting the structure wall between two adjacent bearing walls.
As shown in fig. 1-2, the external wall insulation structure for old house reconstruction disclosed in this embodiment includes: the connecting piece is strip-shaped and comprises an enclosing part 3 and fixing parts 4 arranged at two ends of the enclosing part 3, wherein the fixing parts 4 are respectively fixedly connected with the bearing walls 1 at two sides of the construction wall 2 and are suitable for enabling the inner side surfaces of the enclosing part 3 to be attached to the construction wall 2; a mounting portion including a hanger 6 and a fastener; the hanging piece 6 is a screw rod, and the fastening piece is matched with the hanging piece 6; the plurality of hangers 6 are vertically connected to the outer side surface of the enclosing part 3; the heat-insulating layer 5 is provided with a through hole, the through hole corresponds to the pendant 6 in position, and the heat-insulating layer 5 is suitable for being arranged on the pendant 6 in a penetrating way and is fixed through the fastener; and the pressing plate 7 is annular and is sleeved on the hanging piece 6 between the heat-insulating layer 5 and the fastening piece. In this embodiment, the construction wall 2 may be a single wall or a plurality of connected walls, and is connected between two adjacent bearing walls 1; therefore, the enclosure portion 3 may be linear or may be a polygonal line having the same shape as the structure wall 2 so as to be attached to the structure wall 2. The hanging piece 6 is arranged on the outer side face of the enclosing portion 3 and is suitable for hanging the heat preservation layer 5, and the fastening piece is used for fixing the heat preservation layer 5 after the heat preservation layer 5 is installed. The pressing plate 7 is arranged to increase the contact area between the fastener and the heat preservation layer 5, and therefore the connection stability is improved.
As a preferred embodiment of this embodiment, as shown in fig. 1-2, the enclosing part 3 and the fixing part 4 of the connecting piece are integrally formed and are formed by bending flat steel. In this embodiment, the connecting member is made of a metal steel material, so that the connecting member is structurally stable and is not easily deformed, and the heat insulating layer 5 can be firmly installed on the outer side of the structural wall 2.
As a preferred embodiment of this embodiment, as shown in fig. 1-2, a first hole is formed on the load-bearing wall 1, a second hole 9 is formed on the fixing portion 4, and the first hole and the second hole 9 are fixedly connected by a bolt. The embodiment provides a mounting mode of the connecting piece and the foundation structure.
As a preferred implementation manner of this embodiment, further, as shown in fig. 1-2, the first hole is filled with a bar-planting glue, and the bar-planting glue is suitable for being glued to the bolt. The use that the bar planting glued has further improved the connecting piece with foundation structure's connection stability, the first hole that is full of the bar planting simultaneously glues can also avoid the seepage of rainwater.
As a preferred embodiment of this embodiment, as shown in fig. 1 to 2, the inner side surface of the enclosing part 3 is bonded to the structure wall 2. In this embodiment, the enclosure portion is bonded to the construction wall by steel adhesive.
As a preferred embodiment of this embodiment, further, as shown in fig. 1-2, the exterior wall thermal insulation structure further includes a finishing layer 8, and the finishing layer 8 is disposed on the outer side of the thermal insulation layer 5. The finishing layer 8 is a decorative layer, and can be a finishing paint layer or other decorative surface layer 8 structure.
As a specific implementation manner of this embodiment, further, the specification of the cross section of the flat steel in the connecting member is 5 × 50mm, and the distance between two adjacent connecting members is 250 and 350 mm; the size of the bolt is M18 × 120 mm; the diameter of the hanging pieces 6 is 4mm, a screw rod with the diameter of M4 x 70mm is preferably adopted, and the distance between every two adjacent hanging pieces 6 is 400 mm.
Further, in the present embodiment, the exterior wall insulation structure outside the balcony is taken as an example to perform the description of the above structural construction steps:
1. preparing materials, namely preparing 5 × 50mm galvanized flat steel, steel bonding glue, bar planting glue, M4 × 70mm screw rods, M18 × 120mm bolts and a pressing plate 7 with the diameter of 10 mm; the galvanized flat steel is bent to manufacture the connecting piece, and the bending shape of the connecting piece is suitable for enabling the bending angle in the connecting piece to be the same as the angle between each wall body in the foundation structure according to the shape of a structural wall 2 to be repaired and the shape of two bearing walls 1 connected with the structural wall; then, second holes 9 with the diameter of 20mm are formed in the fixing parts 4 at the two ends of the connecting piece; then a plurality of screws are sequentially arranged on the enclosing part 3 of the connecting piece to be used as a hanging piece 6;
2. cleaning and leveling the bearing wall 1 and the construction wall 2 to level the surfaces thereof; then, a first hole with the diameter of 20mm and the depth of 115mm is formed in a preset position of the bearing wall 1; after the hole depth meets the requirements, an air compressor is adopted to blow off floating dust in the hole, and cotton fibers are used for wiping the hole wall;
3. gluing the inner side surfaces of the multiple connecting pieces on the construction wall 2 by using steel adhesive, wherein the distance from the first connecting piece to the lower edge of a balcony window is 250mm on the side surface of the lower edge of the balcony, and then sequentially arranging the next connecting pieces such as the second connecting piece, the third connecting piece and the like at the distance of 300 mm; arranging the upper edge side of the balcony by the same method;
4. filling 1/3-hole embedded bar glue into the first hole, coating the inserted part of the bolt with the embedded bar glue, slowly inserting the bolt into the first hole through the second hole 9, slightly rotating during insertion, tightly bonding the embedded bar glue with the hole wall of the first hole and the bolt, and exhausting air; cleaning the bar planting glue on the overflowing part, and standing for a period of time;
5. installing an insulating layer 5, hanging the penetrating hole of the insulating layer 5 on a hanging piece 6, and then installing a pressing plate 7 and fixing the pressing plate by a fastening piece;
6. and a decorative layer 8 is arranged, and the decorative layer 8 is arranged on the outer side of the heat preservation layer 5.
Compared with the prior art, the utility model discloses an outer wall insulation structure for old house transformation has following beneficial effect:
the utility model discloses a connecting piece and other auxiliary structure including enclosing portion 3 and fixed part 4 are set up for the connection structure who is used for being connected with the foundation structure of building in the outer wall insulation structure can not be with constructing wall 2 direct connection, but through constructing bearing wall 1 and constructing wall 2 connection of wall 2 both sides, guaranteed the normal installation of outer wall insulation structure on the one hand, on the other hand then reduces the secondary destruction to the structural wall body, thereby the foundation structure of protection building;
the utility model strengthens the connection between the connecting piece and the construction wall 2 by arranging the bonding layer;
the utility model increases the contact area between the fastener and the heat preservation layer 5 by arranging the pressing plate 7, thereby improving the connection stability;
the utility model discloses a set up the bar planting and glue the stability of being connected that improves connecting piece and bearing wall 1.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (9)
1. The utility model provides an outer wall insulation structure for old house transformation which characterized in that includes:
the connecting piece is strip-shaped and comprises an enclosing part and fixing parts arranged at two ends of the enclosing part, the fixing parts are respectively and fixedly connected with the bearing walls at two sides of the construction wall, and the inner side surface of the enclosing part is suitable for being attached to the construction wall;
a mounting portion including a hanger and a fastener; the hanging piece is a screw rod, and the fastening piece is matched with the hanging piece; the plurality of hanging pieces are vertically connected to the outer side face of the enclosing part;
the heat-insulating layer is provided with a through hole, the through hole corresponds to the position of the hanging piece, and the heat-insulating layer is suitable for being arranged on the hanging piece in a penetrating way and is fixed through the fastening piece;
and the pressing plate is annular, is sleeved on the hanging piece between the heat-insulating layer and the fastening piece and is suitable for limiting the heat-insulating layer.
2. The external wall insulation structure for old house reconstruction as claimed in claim 1, wherein the enclosing part and the fixing part are of an integral structure formed by bending long flat steel strips.
3. The exterior wall insulation structure for old house reconstruction as claimed in claim 2, wherein the specification of the flat steel section in the connecting member is 50 x 5 mm.
4. The exterior wall insulation structure for reforming an old house according to claim 1,
the bearing wall is provided with a first hole, the fixing part is provided with a second hole, and the first hole is fixedly connected with the second hole through a bolt.
5. The exterior wall insulation structure for old house reconstruction according to claim 4, wherein the first hole is filled with a bar planting glue, and the bar planting glue is suitable for being glued with the bolt.
6. The exterior wall insulation structure for old house reconstruction as claimed in any one of claims 1 to 5, wherein an inner side of the enclosing part is bonded with the construction wall.
7. The exterior wall insulation structure for old house reconstruction according to claim 6,
the heat-insulating layer is arranged on the outer side of the heat-insulating layer.
8. The exterior wall insulation structure for old house reconstruction as claimed in claim 7, wherein the distance between two adjacent connecting members is 250-350 mm.
9. The external wall insulation structure for old house reconstruction of claim 8, wherein the hanging pieces have a diameter of 4mm and the distance between two adjacent hanging pieces is 400 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921565495.7U CN210767952U (en) | 2019-09-19 | 2019-09-19 | A outer wall insulation structure for old house transformation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921565495.7U CN210767952U (en) | 2019-09-19 | 2019-09-19 | A outer wall insulation structure for old house transformation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210767952U true CN210767952U (en) | 2020-06-16 |
Family
ID=71036845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921565495.7U Expired - Fee Related CN210767952U (en) | 2019-09-19 | 2019-09-19 | A outer wall insulation structure for old house transformation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210767952U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110485750A (en) * | 2019-09-19 | 2019-11-22 | 王东正 | A kind of exterior wall insulated structure for extending old building |
-
2019
- 2019-09-19 CN CN201921565495.7U patent/CN210767952U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110485750A (en) * | 2019-09-19 | 2019-11-22 | 王东正 | A kind of exterior wall insulated structure for extending old building |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN216810648U (en) | Composite roof with heat preservation function | |
| CN210767952U (en) | A outer wall insulation structure for old house transformation | |
| CN211143443U (en) | Ventilation, heat insulation and heat preservation integrated roof system | |
| CN213837453U (en) | Energy-conserving composite sheet is decorated to photovoltaic outer wall | |
| CN110359617B (en) | Ventilating, heat-insulating and heat-preserving integrated roof system and construction method | |
| CN110485750A (en) | A kind of exterior wall insulated structure for extending old building | |
| CN219118531U (en) | Keel-based suspended ceiling structure | |
| CN214364032U (en) | Light-steel light-concrete house with near-zero energy consumption | |
| CN212295462U (en) | Wall assembled hangs construction equipment futilely | |
| CN213478006U (en) | Bay window | |
| CN211369128U (en) | External wall heat preservation waterproof system | |
| CN203669258U (en) | Insulation plate for decorating wall face | |
| EP2449185B1 (en) | Supplementary insulation system and a method for insulating a façade | |
| CN105442791A (en) | A light steel inorganic glazed embedded thermal insulation integrated exterior wall panel and its manufacturing process | |
| CN219569216U (en) | Energy-saving heat-preserving structure for building | |
| CN223119390U (en) | Enhanced thermal insulation decorative panel and connection structure | |
| CN214462092U (en) | Modular wall surface dry-hanging construction device | |
| CN218437835U (en) | Building roof heat insulation structure | |
| CN221030738U (en) | Thermal insulation structure of outer wall | |
| CN210529988U (en) | Heat-insulation sound-insulation composite board | |
| CN220100235U (en) | Building outer wall insulation structure | |
| CN210797960U (en) | Energy-conserving wall structure for building | |
| CN213329773U (en) | Construction structure of heat preservation and decoration integrated plate and heat preservation inner wall | |
| CN214117042U (en) | Outer insulation construction of outer wall that waterproof performance is good | |
| CN214170014U (en) | Building wall reinforcing apparatus |
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: 20200616 |