CN220790185U - ALC wallboard and prefabricated reinforced concrete shear wall construction node of assembled - Google Patents
ALC wallboard and prefabricated reinforced concrete shear wall construction node of assembled Download PDFInfo
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- CN220790185U CN220790185U CN202322599097.XU CN202322599097U CN220790185U CN 220790185 U CN220790185 U CN 220790185U CN 202322599097 U CN202322599097 U CN 202322599097U CN 220790185 U CN220790185 U CN 220790185U
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- alc wallboard
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- 238000010276 construction Methods 0.000 title claims abstract description 29
- 239000011150 reinforced concrete Substances 0.000 title claims abstract description 17
- 239000003513 alkali Substances 0.000 claims description 16
- 239000003365 glass fiber Substances 0.000 claims description 14
- 239000004744 fabric Substances 0.000 claims description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 239000011083 cement mortar Substances 0.000 claims description 6
- 239000010440 gypsum Substances 0.000 claims description 4
- 229910052602 gypsum Inorganic materials 0.000 claims description 4
- 239000010410 layer Substances 0.000 abstract description 47
- 239000000463 material Substances 0.000 abstract description 11
- 239000012790 adhesive layer Substances 0.000 abstract description 9
- 239000004570 mortar (masonry) Substances 0.000 description 14
- 238000000034 method Methods 0.000 description 7
- 238000005507 spraying Methods 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 239000002344 surface layer Substances 0.000 description 6
- 238000005336 cracking Methods 0.000 description 5
- 239000002585 base Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000004567 concrete Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003631 expected effect Effects 0.000 description 2
- 239000011152 fibreglass Substances 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000009736 wetting Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010882 bottom ash Substances 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 238000003490 calendering Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 238000005246 galvanizing Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011505 plaster Substances 0.000 description 1
- 239000011178 precast concrete Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
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- Finishing Walls (AREA)
Abstract
The utility model relates to the technical field of building structures, in particular to an ALC wallboard and prefabricated reinforced concrete shear wall construction node which comprises a protection structure, wherein the protection structure is positioned at two sides of a joint of a prefabricated shear wall and an ALC wallboard, prefabricated shear wall rabbets are formed in the two sides of the prefabricated shear wall, which are close to the joint, ALC wallboard rabbets are formed in the two sides of the ALC wallboard, an adhesive layer is arranged at the inner side of the joint of the prefabricated shear wall and the ALC wallboard, and the protection structure sequentially comprises a first grid layer, the adhesive layer, a second grid layer and a plastering layer from inside to outside. This ALC wallboard and prefabricated reinforced concrete shear force wall construction node of assembled has optimized the way of ALC wallboard and prefabricated shear force wall handing-over position, can strengthen the connection of different material wall bodies in seam crossing through protection architecture, can improve construction quality, reduce the expense of repairing, practice thrift engineering cost, has solved the quality common problem that two kinds of different material handing-over positions easily appear the fracture again.
Description
Technical Field
The utility model relates to the technical field of building structures, in particular to an ALC wallboard and prefabricated reinforced concrete shear wall construction node.
Background
At present, the traditional building industry is turning to the direction of environmental protection, high efficiency, high quality and rapidness, the prefabricated assembly type building is more and more, the prefabricated component design is standardized, the production precision is high, the construction speed is high, the forming quality is good, the surface of the prefabricated component can reach the plastering-free condition, the cost performance is higher and higher, and the requirement of the green building is met.
Autoclaved aerated concrete slab (ALC for short) is taken as a wall form, is a novel environment-friendly material greatly encouraged and promoted by China, and has the advantages of light weight, fire resistance, heat preservation, heat insulation, energy conservation, environment friendliness, easiness in cutting, high construction speed, no mortar plastering and the like. The wallboard is formed by casting, leveling and scientific maintenance in a production line, has high production automation degree and various specifications, is used for building indoor partition walls, and has great advantages compared with the traditional autoclaved aerated concrete block wall, fly ash brick wall and the like.
The connection between the ALC wallboard and the main structure, especially the precast concrete shear wall, is usually in the modes of U-shaped clamping method, right-angle steel piece method, hook head bolt method, pipe clamping method and the like, but the structure of the connection part with the precast assembled inner partition wall is not mature in the field construction process, generally the two parts are in butt joint with the thickness, the connection part forms a straight joint, the joint is bonded only by the bonding mortar of the ALC wallboard, no treatment measures are adopted, the joint is directly exposed to the outside and is influenced by the external environment such as air temperature and humidity, the deformation and shrinkage stress of the shear wall and the ALC wallboard are inconsistent, the quality common problems such as collision and cracking are very easy to occur in the use process of the joint, the plastering-free design effect cannot be achieved, the construction quality of the whole masonry separate engineering is influenced, and the expected effect of using the novel environment-friendly material in the market is also reduced.
Disclosure of utility model
The utility model aims to provide an ALC wallboard and prefabricated reinforced concrete shear wall construction node, which solves the problems that the deformation and shrinkage stress of the shear wall and the ALC wallboard provided in the background art are inconsistent, and the quality common problems such as hollowness, cracking and the like easily occur in the use process of the part, so that the design effect of plastering-free is not achieved, the construction quality of the whole masonry project is influenced, and the expected effect of using the novel environment-friendly material in the market is reduced.
In order to achieve the above purpose, the utility model provides an ALC wallboard and prefabricated reinforced concrete shear wall construction node which comprises a protection structure, wherein the protection structure is positioned at two sides of a joint of a prefabricated shear wall and an ALC wallboard, prefabricated shear wall rabbets are formed in two sides of the prefabricated shear wall, which are close to the joint, ALC wallboard rabbets are formed in two sides of the ALC wallboard, an adhesive layer is arranged at the inner side of the joint of the prefabricated shear wall and the ALC wallboard, and the protection structure sequentially comprises a first grid layer, the adhesive layer, a second grid layer and a plastering layer from inside to outside.
Preferably, the length of the precast shear wall rabbet and the ALC wallboard rabbet is 150mm, and the depth is 10mm.
Preferably, the number of the first grid layers is two, the lengths of the first grid layers are 300mm, the first grid layers are respectively arranged in a precast shear wall tongue-and-groove and an ALC wallboard tongue-and-groove, and the first grid layers are made of steel wire mesh or alkali-resistant glass fiber grid cloth.
Preferably, the bonding layer is 10mm thick cement mortar or lightweight gypsum.
Preferably, the two second grid layers are 300mm in length and are respectively positioned at two sides of the joint of the prefabricated shear wall and the ALC wallboard, and the second grid layers are alkali-resistant glass fiber grid cloth.
Preferably, the first mesh layer is composed of square structured steel wires, each steel wire having a size of not more than 20mmx20mm.
Preferably, the first grid layer is composed of alkali-resistant glass fiber grid cloth, and the unit area mass of the alkali glass fiber grid cloth is not less than 140g/m.
Compared with the prior art, the utility model has the beneficial effects that:
In this ALC wallboard and prefabricated reinforced concrete shear force wall construction node, can effectively avoid the appearance of different material wall body seam fracture phenomenon through protection architecture, optimized the way of ALC wallboard and prefabricated shear force wall handing-over position, effectively reduced the quality common problem of the easy fracture of two kinds of different material handing-over positions, still can realize that prefabricated shear force wall and ALC wallboard exempt from to plaster, can improve construction quality, can reduce the repair cost again, practice thrift construction cost.
Drawings
FIG. 1 is a schematic plan view of the present utility model;
FIG. 2 is a schematic elevational view of the present utility model;
fig. 3 is a schematic structural view of a protection structure in the present utility model.
The meaning of each reference sign in the figure is:
1. Prefabricating a shear wall; 11. prefabricating a shear wall tongue-and-groove; 2. ALC wallboard; 21. ALC wallboard tongue-and-groove; 3. a protective structure; 31. a first mesh layer; 32. a bonding layer; 33. a second mesh layer; 34. a plastering layer; 4. and (3) an adhesive layer.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides an ALC wallboard and prefabricated reinforced concrete shear wall construction node, as shown in figures 1-3, the node comprises a protection structure 3, the protection structure 3 is positioned at two sides of a joint of a prefabricated shear wall 1 and an ALC wallboard 2, prefabricated shear wall rabbets 11 are formed at two sides of the prefabricated shear wall 1 close to the joint, ALC wallboard rabbets 21 are formed at two sides of the ALC wallboard 2 close to the joint, an adhesive layer 4 is arranged at the inner side of the joint of the prefabricated shear wall 1 and the ALC wallboard 2, the protection structure 3 sequentially comprises a first grid layer 31, an adhesive layer 32, a second grid layer 33 and a plastering layer 34 from inside to outside, the surface of the protection structure 3 is smooth, the surfaces of the protection structure and the ALC wallboard 2 and the prefabricated shear wall 1 are respectively connected in parallel, vertical straight seams formed by the two are covered under the plastering layer 34, the occurrence of cracking phenomenon of the wall joints of different materials can be effectively avoided, the construction quality can be improved, the reworking cost can be reduced, and the engineering cost can be saved.
In this embodiment, the length of the precast shear wall bezel 11 and the ALC wallboard bezel 21 is 150mm, and the depth is 10mm, so that the protection structure 3 is convenient to set.
Specifically, the number of the first grid layers 31 is two, the lengths of the first grid layers are 300mm, the first grid layers 31 are respectively arranged in the prefabricated shear wall rabbet 11 and the ALC wallboard rabbet 21, and the first grid layers 31 are made of steel wire mesh or alkali-resistant glass fiber grid cloth and are used for improving the strength of the inside of the protection structure 3.
Further, the adhesive layer 32 is 10mm thick cement mortar or lightweight gypsum, ensuring that the outer side of the first mesh layer 31 is smoothed.
Further, the two second grid layers 33 are all 300mm in length and are respectively located at two sides of the joint of the prefabricated shear wall 1 and the ALC wallboard 2, and the second grid layers 33 are alkali-resistant glass fiber grid cloth, so that the integrity of the part is enhanced, and the plastering layer 34 is prevented from cracking due to different shrinkage between different materials.
Further, the first mesh layer 31 is composed of square steel wires, the size of each steel wire is not more than 20mmx20mm, certain strength is guaranteed, the first mesh layer 31 is firmly fixed by adding iron sheets at 200mm-300mm positions through steel nails or nail shooting, and the fixation of the first mesh layer 31 is guaranteed.
Further, the first mesh layer 31 is composed of alkali-resistant fiberglass mesh, and the unit area mass of the alkali fiberglass mesh should be not less than 140g/m.
When the ALC wallboard and prefabricated reinforced concrete shear wall construction node is used, sundries such as floating paste and stains are cleaned, water spraying wetting is carried out, a base layer is kept clean, first grid layers 31 are hung on two sides of a joint of the prefabricated shear wall 1 and the ALC wallboard 2 within 150mm long range according to specifications and construction drawing requirements, the materials are preferably hot galvanizing or alkali-resistant glass fibers, an adhesive layer 32 is formed by adopting 10mm thick cement mortar or gypsum, then the joint of the prefabricated shear wall 1 and the ALC wallboard 2 is fully hung with the first grid layers 31 with the width of 300mm so as to enhance the integrity of the part, the plastering layer 34 is prevented from cracking due to different shrinkage, the materials are preferably alkali-resistant glass fibers, tap water is used for wetting the wall body before plastering, water spraying is uniform, the shear wall is low in water absorption, the surface is smooth, the surface is comprehensively wetted before plastering, and the plastering is carried out for 30 minutes at the same time, and the plastering layer 34 is formed.
The mortar spraying is carried out by adopting mortar which is formed by mixing cement with strength not lower than 42.5 and middle sand and building glue, uniformly spraying the mortar on a wall body through a mortar spraying machine, strictly mixing the mortar according to a proportion, curing the mortar in time after the mortar spraying is finished, plastering the mortar after the mortar reaches a certain strength (generally about 3 days), plastering the mortar by adopting cement mortar with the strength of 1:2.5, dividing the mortar into a base layer and a surface layer, controlling the plastering thickness of the base layer to be 7-8 mm, firstly, thinning a layer of base mortar, then carrying out layered gear filling and leveling, then carrying out vertical horizontal scraping on a large bar for one time, and rubbing hair by using a trowel. Then, comprehensively checking whether the bottom ash is level, checking the vertical and level conditions of the wall surface by using a guiding ruler plate, finally plastering the surface layer, and starting plastering construction of the surface layer when the bottom layer is plastered to be dry to be five or six times, wherein the thickness of the surface layer is generally 2-3 mm, and the surface layer is plastered and polished while being polished, and if sand holes and bubbles are formed, the surface layer is plastered and compacted by using an iron trowel; when the plastering layer is used, a layer of alkali-resistant glass fiber gridding cloth is paved in time, the alkali-resistant glass fiber gridding cloth is pressed into the plastering layer by using an iron trowel, troweling and calendaring are carried out, and water spraying and moisture conservation are carried out in time after the cement mortar plastering construction is completed, wherein the curing time is not less than 7 days.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. ALC wallboard and prefabricated reinforced concrete shear force wall construction node of assembled, including protection architecture (3), its characterized in that: the utility model discloses a prefabricated shear force wall, including prefabricated shear force wall (1) and ALC wallboard (2), protection architecture (3) are located the seam crossing both sides of prefabricated shear force wall (1) and ALC wallboard (2), prefabricated shear force wall tongue-and-groove (11) have been seted up near the seam crossing both sides to ALC wallboard (2), the seam crossing inboard of prefabricated shear force wall (1) and ALC wallboard (2) is provided with tie coat (4), protection architecture (3) are from inside to outside including first grid layer (31), tie coat (32), second grid layer (33) and plastering layer (34) in proper order.
2. The ALC wall panel and fabricated precast reinforced concrete shear wall construction node of claim 1, wherein: the length of the precast shear wall rabbet (11) and the ALC wallboard rabbet (21) is 150mm, and the depth is 10mm.
3. The ALC wall panel and fabricated precast reinforced concrete shear wall construction node of claim 2, wherein: the first grid layers (31) are two in total and are 300mm in length and are respectively arranged in the prefabricated shear wall rabbet (11) and the ALC wallboard rabbet (21), and the first grid layers (31) are made of steel wire mesh or alkali-resistant glass fiber grid cloth.
4. The ALC wall panel and fabricated precast reinforced concrete shear wall construction node of claim 1, wherein: the bonding layer (32) is cement mortar or light gypsum with the thickness of 10 mm.
5. The ALC wall panel and fabricated precast reinforced concrete shear wall construction node of claim 1, wherein: the two second grid layers (33) are 300mm in length and are respectively positioned at two sides of a joint of the prefabricated shear wall (1) and the ALC wallboard (2), and the second grid layers (33) are alkali-resistant glass fiber grid cloth.
6. The ALC wall panel and fabricated precast reinforced concrete shear wall construction node of claim 3, wherein: the first mesh layer (31) is composed of square structured steel wire meshes, each steel wire mesh having a size of not more than 20mmx20mm.
7. The ALC wall panel and fabricated precast reinforced concrete shear wall construction node of claim 3, wherein: the first grid layer (31) is composed of alkali-resistant glass fiber grid cloth, and the unit area mass of the alkali-resistant glass fiber grid cloth is not less than 140g/m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322599097.XU CN220790185U (en) | 2023-09-25 | 2023-09-25 | ALC wallboard and prefabricated reinforced concrete shear wall construction node of assembled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322599097.XU CN220790185U (en) | 2023-09-25 | 2023-09-25 | ALC wallboard and prefabricated reinforced concrete shear wall construction node of assembled |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220790185U true CN220790185U (en) | 2024-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322599097.XU Active CN220790185U (en) | 2023-09-25 | 2023-09-25 | ALC wallboard and prefabricated reinforced concrete shear wall construction node of assembled |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220790185U (en) |
-
2023
- 2023-09-25 CN CN202322599097.XU patent/CN220790185U/en active Active
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