CN220353116U - Assembled building heat preservation reverse-beating outer wall plastering layer connecting piece and prefabricated wall structure - Google Patents
Assembled building heat preservation reverse-beating outer wall plastering layer connecting piece and prefabricated wall structure Download PDFInfo
- Publication number
- CN220353116U CN220353116U CN202321689541.0U CN202321689541U CN220353116U CN 220353116 U CN220353116 U CN 220353116U CN 202321689541 U CN202321689541 U CN 202321689541U CN 220353116 U CN220353116 U CN 220353116U
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- piece
- connecting piece
- wall
- heat
- plastering layer
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- 238000010009 beating Methods 0.000 title claims abstract description 22
- 238000004321 preservation Methods 0.000 title claims description 31
- 238000009413 insulation Methods 0.000 claims abstract description 69
- 239000011178 precast concrete Substances 0.000 claims abstract description 23
- 230000001681 protective effect Effects 0.000 claims description 12
- 239000004567 concrete Substances 0.000 claims description 11
- 229910001220 stainless steel Inorganic materials 0.000 claims description 8
- 239000010935 stainless steel Substances 0.000 claims description 8
- 239000004744 fabric Substances 0.000 claims description 6
- 239000004033 plastic Substances 0.000 claims description 2
- 229920003023 plastic Polymers 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 10
- 238000000034 method Methods 0.000 description 7
- 239000011083 cement mortar Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 239000012774 insulation material Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000011505 plaster Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Classifications
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/90—Passive houses; Double facade technology
Landscapes
- Building Environments (AREA)
Abstract
The utility model provides an assembled building heat-insulation reverse-beating outer wall plastering layer connecting piece and a prefabricated wall structure. When the wall plastering device is used, the other end of the connecting rib can be embedded in the precast concrete wall, the first limiting piece is embedded in the heat insulation layer outside the precast concrete wall, and the second limiting piece is positioned in the plastering layer outside the heat insulation layer, so that the connection strength among the plastering layer, the heat insulation layer and the precast concrete wall is enhanced under the connection effect of the first connecting piece and the second connecting piece, and the condition that the plastering layer falls off from the surface of the heat insulation layer can be effectively prevented.
Description
Technical Field
The utility model relates to the technical field of precast concrete walls, in particular to an assembled building heat-insulation reverse-beating outer wall plastering layer connecting piece and a precast wall structure.
Background
At present, plastering with the thickness of 3cm on the outer layer of the prefabricated concrete wall body is not connected with the adjacent heat preservation layer by adopting any connecting structure, and the plastering is attached to the surface of the heat preservation layer completely by means of the viscosity between the plastering and the heat preservation layer. The thermal insulation material and the plastering material are different in material, and only the adhesion between the thermal insulation material and the plastering material is used for connection, so that the connection performance between the thermal insulation material and the plastering material is poor, and after the service life is prolonged, the phenomenon that a plastering layer falls off easily occurs.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, the present utility model is to provide a connection piece for an assembled building insulation reverse-beating exterior wall plastering layer, which can enhance the connection strength between the plastering layer and the insulation layer.
In order to achieve the above purpose, the utility model provides an assembled building heat-insulation reverse-beating outer wall plastering layer connecting piece, which comprises a connecting rib, a first connecting piece, a second connecting piece, a first limiting piece and a second limiting piece, wherein one end of the first connecting piece is connected with one end of the connecting rib, the other end of the first connecting piece is connected with one end of the second connecting piece, the other end of the first connecting piece is connected with the first limiting piece, and the other end of the second connecting piece is connected with the second limiting piece.
Further, the first connecting piece adopts the connecting pipe, the outside at connecting rib one end is established to the one end cover of connecting pipe, just the internal thread on the connecting pipe inner wall cooperatees with the external screw thread on one end of connecting rib.
Further, the second connecting piece adopts a screw rod, one end of the screw rod is inserted into the other end of the connecting pipe, and external threads on one end of the screw rod are matched with internal threads of the connecting pipe.
Further, the assembled building heat preservation reverse-beating outer wall plastering layer connecting piece further comprises a first heat insulation protection shell, a second heat insulation protection shell and a heat insulation protection tube, wherein the first heat insulation protection shell is wrapped outside the first limiting piece, the second heat insulation protection shell is wrapped outside the second limiting piece, one end of the heat insulation protection tube is sleeved outside the connecting rib, and the other end of the heat insulation protection tube is sleeved outside the first connecting piece.
Further, the first heat insulation protective shell, the second heat insulation protective shell and the heat insulation protective tube are all made of nylon.
Further, the first connecting piece and the first limiting piece are made of stainless steel, and the first connecting piece and the first limiting piece are welded.
Further, the second connecting piece and the second limiting piece are made of stainless steel, and the second connecting piece and the second limiting piece are welded.
As described above, the assembled building heat-insulation reverse-beating outer wall plastering layer connecting piece has the following beneficial effects:
when the assembled building heat-insulating reverse-beating outer wall plastering layer connecting piece is used, the other end of the connecting rib can be embedded in the precast concrete wall body, the first limiting piece is embedded in the heat insulating layer outside the precast concrete wall body, and the second limiting piece is positioned in the plastering layer outside the heat insulating layer, so that the connecting strength among the plastering layer, the heat insulating layer and the precast concrete wall body is enhanced under the connecting effect of the first connecting piece and the second connecting piece, the situation that the plastering layer falls off from the surface of the heat insulating layer can be effectively prevented, in addition, the second limiting piece can also play a role in elevation in the plastering layer process, namely, the second limiting piece can be used as a plastering rib in the plastering layer process, thereby playing a good auxiliary role in the leveling work, and saving the working procedure of independently setting corresponding plastering ribs.
The utility model aims to provide a prefabricated wall structure capable of enhancing the connection strength between a plastering layer and an insulating layer.
In order to achieve the above purpose, the utility model provides a prefabricated wall structure, which comprises a prefabricated concrete wall, an insulation layer and a plastering layer, wherein the insulation layer is positioned between the prefabricated concrete wall and the plastering layer, the prefabricated wall structure further comprises an assembled building insulation reverse-beating outer wall plastering layer connecting piece, the other end of each connecting rib is positioned in the prefabricated concrete wall, the first limiting piece is positioned in the insulation layer, and the second limiting piece is positioned in the plastering layer.
Further, mesh cloth is arranged in the plastering layer, and the second limiting piece is positioned between the mesh cloth and the heat preservation layer.
Further, the other end of the connecting rib is embedded in the precast concrete wall body, and friction protrusions are arranged on the surface of the other end of the connecting rib.
As described above, the prefabricated wall structure according to the present utility model has the following beneficial effects:
this prefabricated wall structure utilizes first spacing piece to play to connect, spacing effect to the heat preservation, utilizes the spacing piece of second to play to connect, spacing effect to the plastering layer, combines the connection effect of first connecting piece, second connecting piece and joint bar, has effectively strengthened the joint strength between plastering layer, heat preservation and the prefabricated concrete wall, effectively prevents the condition that the plastering layer drops from the heat preservation surface.
Drawings
Fig. 1 is a schematic structural view of an assembled building insulation reverse-beating outer wall plastering layer connector in an embodiment of the utility model.
Fig. 2 is a schematic view of a prefabricated wall structure according to an embodiment of the present utility model.
Fig. 3 is a schematic diagram of a connection structure between a first connecting piece and a first limiting piece in an embodiment of the present utility model.
Fig. 4 is a schematic structural diagram of a first limiting plate according to an embodiment of the present utility model.
Fig. 5 is a schematic diagram of a connection structure between the second connecting piece and the second limiting piece in an embodiment of the present utility model.
Fig. 6 is a schematic structural diagram of a second limiting plate according to an embodiment of the present utility model.
Description of element reference numerals
1. Connecting rib
11. Friction protrusion
2. First connecting piece
21. Connecting pipe
3. Second connecting piece
31. Screw rod
4. First spacing piece
41. Center hole
42. Assembly operation hole
5. Second limiting piece
6. First heat-insulating protective shell
7. Second heat-insulating protective casing
8. Heat insulation protection tube
91. Precast concrete wall
92. Thermal insulation layer
93. Plastering layer
931. Screen cloth
Detailed Description
Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present utility model, which is described by the following specific examples.
It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for illustration purposes only and should not be construed as limiting the utility model to the extent that it can be practiced, since modifications, changes in the proportions, or adjustments of the sizes, which are otherwise, used in the practice of the utility model, are included in the spirit and scope of the utility model which is otherwise, without departing from the spirit or scope thereof. Also, the terms "upper", "lower", "left", "right", "middle" and "a" are used herein for descriptive purposes only and are not intended to limit the scope of the utility model for which the utility model may be practiced, but rather the relative relationships thereof may be altered or modified without materially altering the technology.
As shown in fig. 1 to 6, the present embodiment provides a heat-insulating and anti-plastering external wall layer connecting piece for an assembled building, which comprises a connecting rib 1, a first connecting piece 2, a second connecting piece 3, a first limiting piece 4 and a second limiting piece 5, wherein one end of the first connecting piece 2 is connected with one end of the connecting rib 1, the other end of the first connecting piece 2 is connected with one end of the second connecting piece 3, the other end of the first connecting piece 2 is connected with the first limiting piece 4, and the other end of the second connecting piece 3 is connected with the second limiting piece 5. When the assembled building heat-insulating reverse-beating outer wall plastering layer connecting piece is used, the other end of the connecting rib 1 can be embedded in the precast concrete wall body 91, the first limiting piece 4 is embedded in the heat-insulating layer 92 positioned outside the precast concrete wall body 91, and the second limiting piece 5 is positioned in the plastering layer 93 painted outside the heat-insulating layer 92, so that the connecting strength among the plastering layer 93, the heat-insulating layer 92 and the precast concrete wall body 91 is enhanced under the connecting effect of the first connecting piece 2 and the second connecting piece 3, and the condition that the plastering layer 93 falls off from the surface of the heat-insulating layer 92 can be effectively prevented.
As shown in fig. 1 to 5, in the present embodiment, the first connecting piece 2 adopts the connecting pipe 21, one end of the connecting pipe 21 is sleeved outside one end of the connecting rib 1, and the internal thread on the inner wall of the connecting pipe 21 is matched with the external thread on one end of the connecting rib 1, that is, the connecting pipe 21 is in threaded connection with the connecting rib 1, so that the connection between the connecting pipe 21 and the connecting rib 1 is facilitated. Meanwhile, the second connecting piece 3 adopts a screw 31, one end of the screw 31 is inserted into the other end of the connecting pipe 21, and the external thread on one end of the screw 31 is matched with the internal thread of the connecting pipe 21, namely, the screw 31 and the connecting pipe 21 are also connected by adopting threads. In this embodiment, the inner wall of the connecting tube 21 is provided with an internal thread, and the connecting tube 21 is a stainless steel nut.
In this embodiment, the materials of the first connecting piece 2 and the first limiting piece 4 are stainless steel, so that the first connecting piece 2 and the first limiting piece 4 have higher strength, and the first connecting piece 2 and the first limiting piece 4 are welded, so that the assembly of the first connecting piece 2 and the first limiting piece 4 is facilitated, and the higher connection strength between the first connecting piece 2 and the first limiting piece is ensured. Meanwhile, in this embodiment, the second connecting piece 3 and the second limiting piece 5 are made of stainless steel, and the second connecting piece 3 and the second limiting piece 5 are welded, so that the second connecting piece 3 and the second limiting piece 5 have higher strength, and the connection strength between the two is also higher.
As shown in fig. 1 and 2, the assembled building heat-insulation reverse-beating external wall plastering layer connecting piece in this embodiment further comprises a first heat-insulation protecting shell 6 wrapped outside the first limiting piece 4, a second heat-insulation protecting shell 7 wrapped outside the second limiting piece 5, and a heat-insulation protecting tube 8, wherein one end of the heat-insulation protecting tube 8 is sleeved outside the connecting rib 1, the other end of the heat-insulation protecting tube 8 is sleeved outside the first connecting piece 2, namely, the other end of the heat-insulation protecting tube 8 is sleeved outside the connecting tube 21. In this embodiment, the first heat insulation protection housing 6, the second heat insulation protection housing 7, and the heat insulation protection tube 8 are all made of plastic. In this embodiment, the first thermal insulation protection housing 6 plays a role in protecting the first limiting plate 4 from heat and corrosion, the second thermal insulation protection housing 7 plays a role in protecting the second limiting plate 5 from heat and corrosion, and the thermal insulation protection tube 8 plays a role in protecting the connecting rib 1 and the connecting tube 21 from heat and corrosion. The heat insulation protection design is adopted in the embodiment, so that the service lives of corresponding parts are effectively prolonged, and the service lives of the connecting pieces of the heat insulation reverse-beating outer wall plastering layer of the assembled building are guaranteed to be longer.
Meanwhile, as shown in fig. 2, this embodiment provides a prefabricated wall structure, including prefabricated concrete wall 91, heat preservation 92, and plastering 93, heat preservation 92 is located between prefabricated concrete wall 91 and plastering 93, prefabricated wall structure still includes the above-mentioned prefabricated building heat preservation and is beaten outer wall plastering connector, and the other end of connecting rib 1 is located prefabricated concrete wall 91, and first spacing piece 4 is located heat preservation 92, and second spacing piece 5 is located plastering 93. This prefabricated wall structure utilizes first spacing piece 4 to play to connect, spacing effect to heat preservation 92, utilizes second spacing piece 5 to play to connect, spacing effect to plastering layer 93, combines the connection effect of first connecting piece 2, second connecting piece 3 and connecting rib 1, has effectively strengthened the joint strength between plastering layer 93, heat preservation 92 and the prefabricated concrete wall 91, effectively prevents the condition that plastering layer 93 drops from heat preservation 92 surface.
As shown in fig. 2, the plastering layer 93 in this embodiment comprises cement mortar, and a mesh 931 is provided in the plastering layer 93, and the strength of the plastering layer 93 itself is enhanced by the mesh 931. The second limiting piece 5 is located between the mesh 931 and the heat preservation layer 92, and construction is facilitated.
As shown in fig. 2, in this embodiment, the other end of the connecting rib 1 is embedded in the precast concrete wall 91, and the surface of the other end of the connecting rib 1 is provided with a friction protrusion 11 to enhance the connection strength between the connecting rib 1 and the precast concrete wall 91. Specifically, the present embodiment forms the joint rib 1 by threading one end of a reinforcing bar having a diameter of 8 mm. Meanwhile, the screw 31 in this embodiment is made of a stainless steel screw with a diameter of 8 mm.
The construction process of the prefabricated wall structure in the embodiment mainly comprises the following steps:
pouring concrete to form a precast concrete wall 91, and embedding the corresponding end of the connecting rib 1 with the friction protrusion 11 and one end of the heat insulation protection pipe 8 in the precast concrete wall 91 in the process;
the heat insulation layer 92 is arranged outside the precast concrete wall 91, the corresponding end of the connecting rib 1 with external threads and the other end of the heat insulation protection pipe 8 are positioned in the heat insulation layer 92, the connecting pipe 21 is inserted into the heat insulation protection pipe 8 and is in threaded connection with the connecting rib 1, the connecting pipe 21 is welded with the first limiting piece 4, the first heat insulation protection shell 6 is wrapped outside the first limiting piece 4, the first limiting piece 4 and the first heat insulation protection shell 6 are embedded in the heat insulation layer 92, the first limiting piece 4 has a limiting connection function on the heat insulation layer 92, and the connection strength between the heat insulation layer 92 and the precast concrete wall 91 is enhanced; then the screw 31 passes through the central hole 41 in the middle of the first limiting piece 4 and is inserted into the connecting pipe 21, the screw 31 is in threaded connection with the connecting pipe 21, the screw 31 is welded with the second limiting piece 5, the second heat insulation protective shell 7 is wrapped outside the second limiting piece 5, and the second limiting piece 5 and the second heat insulation protective shell 7 are positioned outside the heat preservation layer 92;
the above-mentioned pouring precast concrete wall 91 and setting up heat preservation 92 process steps all can be accomplished in advance in the mill, in the scene work progress direct with precast concrete wall 91 and heat preservation 92 set up in relevant position, then carry out the plastering treatment at the surface of heat preservation 92, form plastering 93 can, specifically, firstly, the corresponding cement mortar of plastering on the surface of heat preservation 92, this partial cement mortar flushes with the surface of second thermal-insulated protective housing 7, spread screen cloth 931 on the cement mortar surface, continue to plaster cement mortar to set for the thickness, form plastering 93, second spacing piece 5 and second thermal-insulated protective housing 7 are located plastering 93 this moment, second spacing piece 5 has spacing junction action to plastering 93, thereby strengthened the joint strength between plastering 93 and heat preservation 92, can effectively prevent plastering 93 from the surface of heat preservation 92 and drop.
The mesh 931 in this embodiment is specifically a glass fiber alkali-resistant mesh. The insulating layer 92 is made of an insulating material. As shown in fig. 4, in this embodiment, the first limiting piece 4 is circular, a central hole 41 communicating with the connecting pipe 21 is provided in the middle of the first limiting piece 4, and a plurality of assembly operation holes 42 are provided on the periphery of the central hole 41 in the first limiting piece 4, and all the assembly operation holes 42 are distributed in a circular array with the center of the central hole 41 as the center; in particular 6, of the assembly operating holes 42. In the process of inserting the connection pipe 21 into the heat insulation protection pipe 8 and screwing the connection bar 1, a human finger is inserted into the assembly operation hole 42 so as to apply a rotation force, thereby realizing the screw connection of the connection pipe 21 and the connection bar 1. In addition, as shown in fig. 6, in this embodiment, the second limiting plate 5 is cross-shaped, and correspondingly, the whole second heat insulation protection housing 7 is cross-shaped, which is designed to facilitate the hands to grasp the second heat insulation protection housing 7, and then the second limiting plate 5 and the screw 31 are rotated to realize the threaded connection between the screw 31 and the connecting pipe 21.
The assembled building heat-insulation reverse-beating outer wall plastering layer connecting piece in the embodiment can be particularly used for connecting the outer wall heat-insulation reverse-beating forms of the shear wall structure, so that the connection strength between the heat-insulation layer 92 and the plastering layer 93 is effectively enhanced, and the condition that the plastering layer 93 falls off is prevented. The present embodiments relate to the production, construction and manufacture of fabricated components.
In summary, the present utility model effectively overcomes the disadvantages of the prior art and has high industrial utility value.
The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.
Claims (10)
1. The utility model provides an external wall plastering layer connecting piece is beaten in reverse in assembled building heat preservation, its characterized in that, including connecting rib (1), first connecting piece (2), second connecting piece (3), first spacing piece (4) and second spacing piece (5), the one end of first connecting piece (2) is connected with the one end of connecting rib (1), the other end of first connecting piece (2) is connected with the one end of second connecting piece (3), just the other end of first connecting piece (2) is connected with first spacing piece (4), the other end of second connecting piece (3) is connected with second spacing piece (5).
2. The connecting piece for the heat-insulating reverse-beating outer wall plastering layer of the fabricated building according to claim 1, wherein the first connecting piece (2) is a connecting pipe (21), one end of the connecting pipe (21) is sleeved outside one end of the connecting rib (1), and internal threads on the inner wall of the connecting pipe (21) are matched with external threads on one end of the connecting rib (1).
3. The connecting piece for the heat-insulating reverse-beating outer wall plastering layer of the fabricated building according to claim 2, wherein the second connecting piece (3) adopts a screw rod (31), one end of the screw rod (31) is inserted into the other end of the connecting pipe (21), and an external thread on one end of the screw rod (31) is matched with an internal thread of the connecting pipe (21).
4. The assembled building heat preservation reverse-beating outer wall plastering layer connecting piece according to claim 1, further comprising a first heat insulation protection shell (6) wrapped outside the first limiting piece (4), a second heat insulation protection shell (7) wrapped outside the second limiting piece (5) and a heat insulation protection tube (8), wherein one end of the heat insulation protection tube (8) is sleeved outside the connecting rib (1), and the other end of the heat insulation protection tube (8) is sleeved outside the first connecting piece (2).
5. The assembled building heat preservation reverse-beating outer wall plastering layer connecting piece according to claim 4, wherein the first heat insulation protective shell (6), the second heat insulation protective shell (7) and the heat insulation protective tube (8) are all made of plastics.
6. The connecting piece for the heat-insulating reverse-beating outer wall plastering layer of the fabricated building according to claim 1, wherein the first connecting piece (2) and the first limiting piece (4) are made of stainless steel, and the first connecting piece (2) and the first limiting piece (4) are welded.
7. The connecting piece for the heat-insulating reverse-beating outer wall plastering layer of the fabricated building according to claim 1, wherein the second connecting piece (3) and the second limiting piece (5) are made of stainless steel, and the second connecting piece (3) and the second limiting piece (5) are welded.
8. The utility model provides a prefabricated wall structure, includes precast concrete wall (91), heat preservation (92), and plastering layer (93), heat preservation (92) are located between precast concrete wall (91) and plastering layer (93), its characterized in that, precast wall structure still includes according to any one of claims 1 to 7 the prefabricated building keeps warm and beats outer wall plastering layer connecting piece, the other end of connecting rib (1) is located precast concrete wall (91), first spacing piece (4) are located heat preservation (92), second spacing piece (5) are located plastering layer (93).
9. The prefabricated wall structure according to claim 8, wherein a mesh cloth (931) is provided in the plastering layer (93), and the second limiting piece (5) is located between the mesh cloth (931) and the heat insulation layer (92).
10. The prefabricated wall structure according to claim 8, wherein the other end of the connecting rib (1) is embedded in the prefabricated concrete wall (91), and the other end surface of the connecting rib (1) is provided with a friction protrusion (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321689541.0U CN220353116U (en) | 2023-06-29 | 2023-06-29 | Assembled building heat preservation reverse-beating outer wall plastering layer connecting piece and prefabricated wall structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321689541.0U CN220353116U (en) | 2023-06-29 | 2023-06-29 | Assembled building heat preservation reverse-beating outer wall plastering layer connecting piece and prefabricated wall structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220353116U true CN220353116U (en) | 2024-01-16 |
Family
ID=89485359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321689541.0U Active CN220353116U (en) | 2023-06-29 | 2023-06-29 | Assembled building heat preservation reverse-beating outer wall plastering layer connecting piece and prefabricated wall structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220353116U (en) |
-
2023
- 2023-06-29 CN CN202321689541.0U patent/CN220353116U/en active Active
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