CN218492922U - Plastic-wood composite wallboard - Google Patents
Plastic-wood composite wallboard Download PDFInfo
- Publication number
- CN218492922U CN218492922U CN202121827691.4U CN202121827691U CN218492922U CN 218492922 U CN218492922 U CN 218492922U CN 202121827691 U CN202121827691 U CN 202121827691U CN 218492922 U CN218492922 U CN 218492922U
- Authority
- CN
- China
- Prior art keywords
- plastic
- wood
- plate
- vertical plate
- main vertical
- 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
- 239000002023 wood Substances 0.000 title claims abstract description 289
- 239000002131 composite material Substances 0.000 title claims abstract description 18
- 229920005830 Polyurethane Foam Polymers 0.000 claims abstract description 16
- 239000011496 polyurethane foam Substances 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 abstract description 6
- 230000032683 aging Effects 0.000 abstract description 2
- 239000004566 building material Substances 0.000 abstract description 2
- 238000009413 insulation Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000000465 moulding Methods 0.000 abstract description 2
- 230000008929 regeneration Effects 0.000 abstract description 2
- 238000011069 regeneration method Methods 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- 229920003023 plastic Polymers 0.000 description 15
- 239000004033 plastic Substances 0.000 description 15
- 239000002994 raw material Substances 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 3
- 239000004579 marble Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000004567 concrete Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
Images
Landscapes
- Panels For Use In Building Construction (AREA)
Abstract
The utility model relates to a mould wooden composite wall panel relates to a combined material wallboard, belongs to combined material and novel chemical building materials technical field. A plastic-wood composite wallboard is composed of a plastic-wood upper transverse plate, a plastic-wood lower transverse plate, a plastic-wood first main vertical plate, a plastic-wood second main vertical plate, a plastic-wood third main vertical plate, a plastic-wood fourth main vertical plate, a plastic-wood left head wing vertical plate, a plastic-wood right tail wing vertical plate, a plastic-wood left head wing upper transverse plate, a plastic-wood left head wing lower transverse plate, a plastic-wood left head wing upper inclined plate, a plastic-wood left head wing lower inclined plate, a plastic-wood right tail wing upper inclined plate, a plastic-wood right tail wing lower inclined plate and polyurethane foam; the upper side edge of the plastic-wood upper transverse plate is provided with an upper opening rectangular groove, and the lower side edge of the plastic-wood lower transverse plate is provided with a lower opening rectangular groove. The utility model relates to a rationally, the molding is unique, and the wholeness is strong, light in weight, and intensity is high, and thermal insulation performance is good, and the rigidity is big, and indeformable, not cracked, waterproof ageing-resistant, nonrust lose, the manufacture is convenient, can reprocess regeneration after the abandonment, and is with low costs, environment-friendly.
Description
Technical Field
The utility model relates to a mould wooden composite wall panel relates to a combined material wallboard, belongs to combined material and novel chemical building materials technical field.
Background
The wallboard is used in a large amount in building construction, the traditional wallboard is generally made of polymer boards such as wood, marble, concrete, EBS and the like, and the wallboard has respective advantages but also has defects, for example, the wood wallboard is easy to crack and age and discolor in the using process, and a large amount of wood resources are wasted when the wallboard is produced; the marble wallboard and the concrete wallboard are heavy and inconvenient to install, and particularly the marble wallboard is easy to crack; the polymer wallboards such as EBS and the like have high cost, the raw materials are non-renewable ore resources, and the environmental protection performance is poorer.
The plastic-wood composite material prepared by taking low-value biomass fibers such as wood powder, crop straw powder, rice bran powder and the like as main raw materials, mixing the raw materials with plastics, and carrying out processes such as extrusion, mould pressing and the like has the advantages of raw material recycling, product plasticity, environmental protection in use, cost economy, recycling, biochemistry and the like, and in recent years, the plastic-wood composite material is widely applied to various fields, and the product forms are diversified day by day, such as: in the aspect of building products, the building block can be made into outdoor floors, sunlight rooms, wharf guardrails and the like; in urban construction and environmental planning, bridges, pavilions, fences, wooden trestles and the like can be manufactured; in the field of automobile industry, the material can be made into interior decoration materials, seat backing plates and the like; in the field of packaging, the product can be made into trays, packaging boxes and the like.
The plastic-wood composite wallboard disclosed by the invention has the advantages of low cost, good waterproof and anti-aging properties, renewable property after being discarded, heat preservation, energy conservation and the like, and is very necessary.
Disclosure of Invention
The plastic-wood composite wallboard is realized by adopting the following scheme:
a plastic-wood composite wallboard comprises a plastic-wood upper transverse plate, a plastic-wood lower transverse plate, a plastic-wood first main vertical plate, a plastic-wood second main vertical plate, a plastic-wood third main vertical plate, a plastic-wood fourth main vertical plate, a plastic-wood left wing vertical plate, a plastic-wood right tail wing vertical plate, a plastic-wood left wing upper transverse plate, a plastic-wood left wing lower transverse plate, a plastic-wood left wing upper inclined plate, a plastic-wood left wing lower inclined plate, a plastic-wood right tail wing upper inclined plate, a plastic-wood right tail wing lower inclined plate and polyurethane foam; the upper side edge of the plastic-wood upper transverse plate is provided with an upper opening rectangular groove, and the lower side edge of the plastic-wood lower transverse plate is provided with a lower opening rectangular groove; the plastic-wood left head wing vertical plate is positioned at the leftmost side of the plastic-wood composite wallboard, the upper end of the plastic-wood left head wing vertical plate is connected with the left lower end of the plastic-wood left head wing upper inclined plate to form an integral structure, and the lower end of the plastic-wood left head wing vertical plate is connected with the left upper section of the plastic-wood left head wing lower inclined plate to form an integral structure; the left end of the plastic-wood left head wing upper inclined plate is connected with the right upper end of the plastic-wood left head wing upper inclined plate to form an integral structure, and the right end of the plastic-wood left head wing upper inclined plate is vertically connected with the left side of the plastic-wood first main vertical plate to form an integral structure; the left end of the plastic-wood left head wing lower transverse plate is connected with the right lower end of the plastic-wood left head wing lower inclined plate to form an integral structure, and the right end of the plastic-wood left head wing lower transverse plate is vertically connected with the left side edge of the plastic-wood first main vertical plate to form an integral structure; the upper end of the plastic-wood first main vertical plate is vertically connected with the lower side edge of the plastic-wood upper transverse plate to form an integral structure, and the lower end of the plastic-wood first main vertical plate is vertically connected with the upper side edge of the plastic-wood lower transverse plate to form an integral structure; the plastic-wood second main vertical plate is positioned between the plastic-wood first main vertical plate and the plastic-wood third main vertical plate, the upper end of the plastic-wood second main vertical plate is vertically connected with the lower side edge of the plastic-wood upper transverse plate to form an integral structure, and the lower end of the plastic-wood second main vertical plate is vertically connected with the upper side edge of the plastic-wood lower transverse plate to form an integral structure; the plastic-wood third main vertical plate is positioned between the plastic-wood second main vertical plate and the plastic-wood fourth main vertical plate, the upper end of the plastic-wood third main vertical plate is vertically connected with the lower side edge of the plastic-wood upper transverse plate to form an integral structure, and the lower end of the plastic-wood third main vertical plate is vertically connected with the upper side edge of the plastic-wood lower transverse plate to form an integral structure; the plastic-wood fourth main vertical plate is positioned between the plastic-wood third main vertical plate and the plastic-wood right tail wing vertical plate, the upper end of the plastic-wood fourth main vertical plate is vertically connected with the lower side edge of the plastic-wood upper transverse plate to form an integral structure, and the lower end of the plastic-wood fourth main vertical plate is vertically connected with the upper side edge of the plastic-wood lower transverse plate to form an integral structure; the left lower end of the plastic-wood right tail wing upper inclined plate is connected with the upper end of the plastic-wood right tail wing vertical plate to form an integral structure, and the right upper end of the plastic-wood right tail wing upper inclined plate is connected with the lower side edge of the plastic-wood upper transverse plate to form an integral structure; the left upper end of the plastic-wood right tail lower inclined plate is connected with the lower end of the plastic-wood right tail vertical plate to form an integral structure, and the right lower end of the plastic-wood right tail vertical plate is connected with the upper side edge of the plastic-wood lower transverse plate to form an integral structure; the frame structure formed by the plastic-wood upper transverse plate, the plastic-wood lower transverse plate, the plastic-wood first main vertical plate and the plastic-wood second main vertical plate is filled with polyurethane foam, the frame structure formed by the plastic-wood upper transverse plate, the plastic-wood lower transverse plate, the plastic-wood second main vertical plate and the plastic-wood third main vertical plate is filled with polyurethane foam, the frame structure formed by the plastic-wood upper transverse plate, the plastic-wood lower transverse plate, the plastic-wood third main vertical plate and the plastic-wood fourth main vertical plate is filled with polyurethane foam, and the frame structure formed by the plastic-wood upper transverse plate, the plastic-wood lower transverse plate, the plastic-wood fourth main vertical plate, the plastic-wood right tail wing upper inclined plate and the plastic-wood right tail wing lower inclined plate is filled with polyurethane foam.
The utility model relates to a mould wooden composite wall panel reasonable in design, the molding is unique, and the wholeness is strong, light in weight, intensity is high, and thermal insulation performance is good, and the rigidity is big, and is indeformable, not cracked, waterproof ageing-resistant, nonrust losing, and the manufacturing is convenient, can reprocess regeneration after the abandonment, and is with low costs, environment friendly.
Drawings
The present invention will be further explained with reference to the accompanying drawings:
fig. 1 is a schematic view of a plastic-wood composite wall panel structure.
Fig. 2 isbase:Sub>A schematic view of the cross-sectional structurebase:Sub>A-base:Sub>A in fig. 1.
1-plastic wood upper transverse plate, 2-plastic wood lower transverse plate, 3-plastic wood first main vertical plate, 4-plastic wood second main vertical plate, 5-plastic wood third main vertical plate, 6-plastic wood fourth main vertical plate, 7-plastic wood left head wing vertical plate, 8-plastic wood right tail wing vertical plate, 9-plastic wood left head wing upper transverse plate, 10-plastic wood left head wing lower transverse plate, 11-plastic wood left head wing upper inclined plate, 12-plastic wood left head wing lower inclined plate, 13-plastic wood right tail wing upper inclined plate, 14-plastic wood right tail wing lower inclined plate, 15-polyurethane foam, 16-upper opening rectangular groove and 17-lower opening rectangular groove.
Detailed Description
As shown in fig. 1 and 2, a plastic-wood composite wall panel is composed of a plastic-wood upper transverse plate 1, a plastic-wood lower transverse plate 2, a plastic-wood first main vertical plate 3, a plastic-wood second main vertical plate 4, a plastic-wood third main vertical plate 5, a plastic-wood fourth main vertical plate 6, a plastic-wood left head wing vertical plate 7, a plastic-wood right tail wing vertical plate 8, a plastic-wood left head wing upper transverse plate 9, a plastic-wood left head wing lower transverse plate 10, a plastic-wood left head wing upper inclined plate 11, a plastic-wood left head wing lower inclined plate 12, a plastic-wood right tail wing upper inclined plate 13, a plastic-wood right tail wing lower inclined plate 14 and polyurethane foam 15; the upper side edge of the plastic-wood upper transverse plate 1 is provided with an upper opening rectangular groove 16, and the lower side edge of the plastic-wood lower transverse plate 2 is provided with a lower opening rectangular groove 17; the plastic-wood left head wing vertical plate 7 is positioned at the leftmost side of the plastic-wood composite wallboard, the upper end of the plastic-wood left head wing vertical plate is connected with the left lower end of the plastic-wood left head wing upper inclined plate 11 to form an integral structure, and the lower end of the plastic-wood left head wing vertical plate is connected with the left upper section of the plastic-wood left head wing lower inclined plate 12 to form an integral structure; the left end of the plastic-wood left head wing upper transverse plate 9 is connected with the right upper end of the plastic-wood left head wing upper inclined plate 11 to form an integral structure, and the right end of the plastic-wood left head wing upper inclined plate is vertically connected with the left side edge of the plastic-wood first main vertical plate 3 to form an integral structure; the left end of the plastic-wood left head wing lower transverse plate 10 is connected with the right lower end of the plastic-wood left head wing lower inclined plate 12 to form an integral structure, and the right end of the plastic-wood left head wing lower inclined plate is vertically connected with the left side edge of the plastic-wood first main vertical plate 3 to form an integral structure; the upper end of the plastic-wood first main vertical plate 3 is vertically connected with the lower side edge of the plastic-wood upper transverse plate 1 to form an integral structure, and the lower end of the plastic-wood first main vertical plate is vertically connected with the upper side edge of the plastic-wood lower transverse plate 2 to form an integral structure; the plastic-wood second main vertical plate 4 is positioned between the plastic-wood first main vertical plate 3 and the plastic-wood third main vertical plate 5, the upper end of the plastic-wood second main vertical plate is vertically connected with the lower side edge of the plastic-wood upper transverse plate 1 to form an integral structure, and the lower end of the plastic-wood second main vertical plate is vertically connected with the upper side edge of the plastic-wood lower transverse plate 2 to form an integral structure; the plastic-wood third main vertical plate 5 is positioned between the plastic-wood second main vertical plate 4 and the plastic-wood fourth main vertical plate 6, the upper end of the plastic-wood third main vertical plate is vertically connected with the lower side edge of the plastic-wood upper transverse plate 1 to form an integral structure, and the lower end of the plastic-wood third main vertical plate is vertically connected with the upper side edge of the plastic-wood lower transverse plate 2 to form an integral structure; the plastic-wood fourth main vertical plate 6 is positioned between the plastic-wood third main vertical plate 5 and the plastic-wood right tail wing vertical plate 8, the upper end of the plastic-wood fourth main vertical plate is vertically connected with the lower side edge of the plastic-wood upper transverse plate 1 to form an integral structure, and the lower end of the plastic-wood fourth main vertical plate is vertically connected with the upper side edge of the plastic-wood lower transverse plate 2 to form an integral structure; the left lower end of the plastic-wood right tail wing upper inclined plate 13 is connected with the upper end of the plastic-wood right tail wing vertical plate 8 to form an integral structure, and the right upper end of the plastic-wood right tail wing upper inclined plate is connected with the lower side of the plastic-wood upper transverse plate 1 to form an integral structure; the left upper end of the plastic-wood right tail wing lower inclined plate 14 is connected with the lower end of the plastic-wood right tail wing vertical plate 8 to form an integral structure, and the right lower end of the plastic-wood right tail wing lower inclined plate is connected with the upper side of the plastic-wood lower transverse plate 2 to form an integral structure; the frame structure formed by the plastic-wood upper transverse plate 1, the plastic-wood lower transverse plate 2, the plastic-wood first main vertical plate 3 and the plastic-wood second main vertical plate 4 is filled with polyurethane foam 15, the frame structure formed by the plastic-wood upper transverse plate 1, the plastic-wood lower transverse plate 2, the plastic-wood second main vertical plate 4 and the plastic-wood third main vertical plate 5 is filled with polyurethane foam 15, the frame structure formed by the plastic-wood upper transverse plate 1, the plastic-wood lower transverse plate 2, the plastic-wood third main vertical plate 5 and the plastic-wood fourth main vertical plate 6 is filled with polyurethane foam 15, and the frame structure formed by the plastic-wood upper transverse plate 1, the plastic-wood lower transverse plate 2, the plastic-wood fourth main vertical plate 6, the plastic-wood right tail vertical plate 8, the plastic-wood right tail upper inclined plate 13 and the plastic-wood right tail lower inclined plate 14 is filled with polyurethane foam 15.
Claims (2)
1. A plastic-wood composite wallboard is characterized by comprising a plastic-wood upper transverse plate, a plastic-wood lower transverse plate, a plastic-wood first main vertical plate, a plastic-wood second main vertical plate, a plastic-wood third main vertical plate, a plastic-wood fourth main vertical plate, a plastic-wood left wing vertical plate, a plastic-wood right tail wing vertical plate, a plastic-wood left wing upper transverse plate, a plastic-wood left wing lower transverse plate, a plastic-wood left wing upper inclined plate, a plastic-wood left wing lower inclined plate, a plastic-wood right tail wing upper inclined plate, a plastic-wood right tail wing lower inclined plate and polyurethane foam; the upper side edge of the plastic-wood upper transverse plate is provided with an upper opening rectangular groove, and the lower side edge of the plastic-wood lower transverse plate is provided with a lower opening rectangular groove; the plastic-wood left head wing vertical plate is positioned at the leftmost side of the plastic-wood composite wallboard, the upper end of the plastic-wood left head wing vertical plate is connected with the left lower end of the plastic-wood left head wing upper inclined plate to form an integral structure, and the lower end of the plastic-wood left head wing vertical plate is connected with the left upper section of the plastic-wood left head wing lower inclined plate to form an integral structure; the left end of the plastic-wood left head wing upper inclined plate is connected with the right upper end of the plastic-wood left head wing upper inclined plate to form an integral structure, and the right end of the plastic-wood left head wing upper inclined plate is vertically connected with the left side edge of the plastic-wood first main vertical plate to form an integral structure; the left end of the plastic-wood left head wing lower transverse plate is connected with the right lower end of the plastic-wood left head wing lower inclined plate to form an integral structure, and the right end of the plastic-wood left head wing lower transverse plate is vertically connected with the left side edge of the plastic-wood first main vertical plate to form an integral structure; the upper end of the plastic-wood first main vertical plate is vertically connected with the lower side edge of the plastic-wood upper transverse plate to form an integral structure, and the lower end of the plastic-wood first main vertical plate is vertically connected with the upper side edge of the plastic-wood lower transverse plate to form an integral structure; the upper end of the plastic-wood second main vertical plate is vertically connected with the lower side edge of the plastic-wood upper transverse plate to form an integral structure, and the lower end of the plastic-wood second main vertical plate is vertically connected with the upper side edge of the plastic-wood lower transverse plate to form an integral structure; the upper end of the plastic-wood third main vertical plate is vertically connected with the lower side edge of the plastic-wood upper transverse plate to form an integral structure, and the lower end of the plastic-wood third main vertical plate is vertically connected with the upper side edge of the plastic-wood lower transverse plate to form an integral structure; the upper end of the plastic-wood fourth main vertical plate is vertically connected with the lower side edge of the plastic-wood upper transverse plate to form an integral structure, and the lower end of the plastic-wood fourth main vertical plate is vertically connected with the upper side edge of the plastic-wood lower transverse plate to form an integral structure; the left lower end of the upper inclined plate of the plastic-wood right tail wing is connected with the upper end of the vertical plate of the plastic-wood right tail wing to form an integral structure, and the right upper end of the upper inclined plate of the plastic-wood right tail wing is connected with the lower side edge of the upper plastic-wood transverse plate to form an integral structure; the left upper end of the plastic-wood right tail lower inclined plate is connected with the lower end of the plastic-wood right tail vertical plate to form an integral structure, and the right lower end of the plastic-wood right tail vertical plate is connected with the upper side edge of the plastic-wood lower transverse plate to form an integral structure; the plastic-wood upper transverse plate, the plastic-wood lower transverse plate, the plastic-wood first main vertical plate and the plastic-wood second main vertical plate are filled with polyurethane foam in a frame structure formed by the plastic-wood upper transverse plate, the plastic-wood lower transverse plate, the plastic-wood second main vertical plate and the plastic-wood third main vertical plate, the plastic-wood upper transverse plate, the plastic-wood lower transverse plate, the plastic-wood third main vertical plate and the plastic-wood fourth main vertical plate are filled with polyurethane foam in a frame structure formed by the plastic-wood upper transverse plate, the plastic-wood lower transverse plate, the plastic-wood fourth main vertical plate, the plastic-wood right tail upper inclined plate and the plastic-wood right tail lower inclined plate are filled with polyurethane foam in a frame structure formed by the plastic-wood right tail upper inclined plate and the plastic-wood right tail lower inclined plate.
2. The plastic-wood composite wallboard of claim 1, wherein the plastic-wood second main vertical plate is located between the plastic-wood first main vertical plate and the plastic-wood third main vertical plate, the plastic-wood third main vertical plate is located between the plastic-wood second main vertical plate and the plastic-wood fourth main vertical plate, and the plastic-wood fourth main vertical plate is located between the plastic-wood third main vertical plate and the plastic-wood right empennage vertical plate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121827691.4U CN218492922U (en) | 2021-07-31 | 2021-07-31 | Plastic-wood composite wallboard |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121827691.4U CN218492922U (en) | 2021-07-31 | 2021-07-31 | Plastic-wood composite wallboard |
Publications (1)
Publication Number | Publication Date |
---|---|
CN218492922U true CN218492922U (en) | 2023-02-17 |
Family
ID=85182696
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202121827691.4U Expired - Fee Related CN218492922U (en) | 2021-07-31 | 2021-07-31 | Plastic-wood composite wallboard |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN218492922U (en) |
-
2021
- 2021-07-31 CN CN202121827691.4U patent/CN218492922U/en not_active Expired - Fee Related
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102746681A (en) | Wood-plastic material with distiller's grain as reinforcing phase, and manufacturing method thereof | |
CN201314119Y (en) | Wood-plastic building template | |
CN201295961Y (en) | Enhanced structural wood-plastic composite board | |
CN218492922U (en) | Plastic-wood composite wallboard | |
CN201154563Y (en) | Honeycomb panel | |
CN101839038B (en) | Building template plate and preparation method thereof | |
CN202596023U (en) | Vertical wood-plastic hollow wall plate | |
CN2651340Y (en) | Plastics-wood composite wall body | |
CN204080582U (en) | A kind of inner support hollow wood-plastic rectangular slab | |
CN201078067Y (en) | Plastic-aluminum building exterior wall relief thermal insulation board | |
CN212078559U (en) | Plastic-wood pressing line edge strip | |
CN201712218U (en) | Wood-plastic composite plate with closed honeycomb structure | |
CN215483682U (en) | Plastic-wood batten | |
CN212176411U (en) | Quick-inserting type plastic-wood floor | |
CN212078561U (en) | Combined supporting type plastic-wood line | |
CN214615017U (en) | Three-layer rectangular plastic-wood section bar | |
CN214696433U (en) | Multi-way inner support for plastic-wood profiles | |
CN2583237Y (en) | Light high strength glass fiber reinforced plastic coating sandwish board | |
CN214615035U (en) | Plastic-wood section bar for upright post | |
CN220203284U (en) | Plastic-wood floor with honeycomb structure | |
CN202672577U (en) | Plastic-wood hollow plate | |
CN214423825U (en) | Plastic-wood single-layer wallboard | |
CN214423773U (en) | Upright post with umbrella-shaped top angle | |
CN211873693U (en) | Plastic wood trim | |
CN203669203U (en) | Purline structure for integrated house |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20230217 |
|
CF01 | Termination of patent right due to non-payment of annual fee |