CN209353521U - A kind of assembled architecture compound external wall panel - Google Patents
A kind of assembled architecture compound external wall panel Download PDFInfo
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- CN209353521U CN209353521U CN201821460670.1U CN201821460670U CN209353521U CN 209353521 U CN209353521 U CN 209353521U CN 201821460670 U CN201821460670 U CN 201821460670U CN 209353521 U CN209353521 U CN 209353521U
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Abstract
The utility model provides a kind of assembled architecture compound external wall panel, the described compound external wall panel is sandwich construction, outer layer is foamed concrete, middle layer is insulation board, outer layer foamed concrete all coats middle layer insulation board, it is respectively equipped with one layer of grid cloth inside the foamed concrete layer at the upper and lower surfaces 5mm apart from outer layer foamed concrete, is respectively equipped with layer of steel wire mesh sheet inside the foamed concrete layer at the upper and lower surfaces 15mm apart from outer layer foamed concrete.The assembled architecture compound external wall panel structure of the utility model is firmer, has higher intensity and better effect of prestressed, has smaller density, and take full advantage of waste resource.
Description
Technical field
The utility model relates to a kind of construction material, especially a kind of building compound external wall panel.
Background technique
China greatly develops assembled architecture, assembled architecture main structure technology relative maturity, but building enclosure at present
It is relatively lagged behind with component component and technology, the sheet material of assembled architecture enclosed structure lacks, and solves building enclosure material
Material is a very important ring in current assembled architecture development process.The Side fascia of assembled architecture enclosed structure will meet
The requirement such as lightweight, sound insulation, waterproof, fire resisting, but Side fascia type is single at present.
Meanwhile China's construction material just develops towards environmental protection economical, comprehensive utilization of resources type, makes full use of waste resource
Developing New Building Materials is a big developing direction.Foamed concrete is a kind of useless benefit, environmental protection, energy saving, price is low, performance
Good novel heat insulation heat-barrier material, it is compared with air entrained concrete, can natural curing harden, steam pressure is generally not required to, without aerating
The energy consumption of concrete steam pressure and huge equipment investment, production is simple, and investment is small, and foamed concrete can be produced into factory
Various products, moreover it is possible to site operation, it is directly cast-in-place at roofing, ground and wall, foamed concrete product it is wide in variety.
It does the less of light weight board in existing plate using foamed concrete, is primarily due to most of foamed concretes that do at present
Producer concentrates on insulation board field, and intensity is lower；In addition, current autoclaved aerated concrete slab, production technology is complicated, needs to adopt
With steam pressure mode, energy consumption is high, while shrinking greatly, and waterproof ability is low；The comprehensive benefit of the solid waste such as mixing plant waste residue powder, CHARACTERISTICS OF TAILINGS SAND
Low with added value, application mode is single.
The less of light weight board is done in current plate using foamed concrete, is primarily due to most of at present send out
The producer of bubble concrete concentrates on insulation board field, and intensity is lower, in addition, being able to satisfy under conditions of intensity, density allows of no optimist,
In addition, part is able to satisfy the product of performance requirement, production technology is complicated, needs using steam pressure mode, energy consumption is high.
Therefore, it is necessary to solve the problems, such as assembled architecture enclosed structure plate gaps in market, a kind of lightweight, guarantor are provided
The partition plate of the high-quality performance such as temperature, sound insulation, fire resisting；And make full use of mixing plant waste residue powder, CHARACTERISTICS OF TAILINGS SAND solid waste, protection ring
Border promotes the performance of foamed concrete, accomplishes high-strength light using resource, meets enclosed structure timber intensity and density
Equilibrium problem, while keeping production mode simply energy saving.
Summary of the invention
The purpose of the utility model is to overcome above-mentioned technical problem, a kind of building compound external wall panel and its preparation side are provided
Method.
The purpose of this utility model is achieved by the following technical solution.
A kind of compound external wall panel, which is characterized in that the compound external wall panel is sandwich construction, and outer layer is foamed concrete,
Middle layer is insulation board, and outer layer foamed concrete all coats middle layer insulation board, apart from the upper of outer layer foamed concrete
It is respectively equipped with one layer of grid cloth inside foamed concrete layer at surface and lower surface 5mm, apart from outer layer foamed concrete
Layer of steel wire mesh sheet is respectively equipped with inside foamed concrete layer at upper and lower surfaces 15mm.
Further, according to the compound external wall panel, which is characterized in that on outer panel width direction, the heat preservation
Plate is 10-20cm with a distance from outer layer foamed concrete end outer surface.
Further, according to the compound external wall panel, which is characterized in that the mesh of the grid cloth is 5mm-
10mm。
Further, according to the compound external wall panel, which is characterized in that the gauge of wire in the steel fabric sheet is
2mm-4mm。
Further, according to the compound external wall panel, which is characterized in that in the upper following table of the insulation board, wherein one
A surface has n groove, another surface has the groove of n+1, and wherein n is the natural number more than or equal to 1, and groove is being kept the temperature
It is uniformly distributed in plate the upper surface and the lower surface.
Further, according to the compound external wall panel, which is characterized in that in the upper following table of the insulation board, wherein one
A surface has 1 groove, and positioned at the middle position of insulation board lower surface, another surface has 2 grooves, is based on
The symmetrical position in surface groove two sides, preferably 2 groove distance insulation board threshold values are 10cm.
Further, according to the compound external wall panel, which is characterized in that the depth of groove is 1-2cm.
Further, according to the compound external wall panel, which is characterized in that the compound external wall panel is in the longitudinal direction
Two end faces have the bulge-structure through whole length direction in first end face, run through whole length direction in second end face
On groove structure, it is described protrusion and groove be can mutually form Tenon cooperation.
Further, according to the compound external wall panel, which is characterized in that the outer layer foamed concrete includes: silicic acid
Salt cement 40-50%, waste resource admixture 20-30%, water 18-27% and water-reducing agent, hydrophober, foaming agent, foam stabilizing
Agent, the foamed concrete are prepared mixing by raw material, are stirred, wherein the waste resource admixture is selected from flyash, stirs
Mix the in combination of any two or more in station waste residue powder and CHARACTERISTICS OF TAILINGS SAND.
Further, the utility model also provides a kind of preparation method being used to prepare according to the compound external wall panel,
Include:
Step 1 prepares foamed concrete, which includes: portland cement 40-50%, waste resource blending
Expect 20-30%, water 18-27% and water-reducing agent, hydrophober, foaming agent, foam stabilizer, wherein the waste resource admixture is
In combination of any two or more in flyash, mixing plant waste residue powder and CHARACTERISTICS OF TAILINGS SAND；
Step 2, installation mold, according to predetermined position fixed mesh cloth, steel fabric sheet and insulation board；
The foamed concrete is poured into mold, demoulding after 12-24 hours by step 3；
It is conserved after step 4, demoulding, natural curing or steam curing can be taken to add the mode of natural curing.
Further, the utility model also provides another preparation side being used to prepare according to the compound external wall panel
Method, comprising:
Step 1 prepares foamed concrete, which includes: portland cement 40-50%, waste resource blending
Expect 20-30%, water 18-27% and water-reducing agent, hydrophober, foaming agent, foam stabilizer, wherein the waste resource admixture is
In combination of any two or more in flyash, mixing plant waste residue powder and CHARACTERISTICS OF TAILINGS SAND；
Step 2, installation mold, according to predetermined position fixed mesh cloth, steel fabric sheet and insulation board；
Step 3 successively pours, and first pours the foamed concrete of 5mm, and layer overlay grid cloth continues to pour 10mm
The foamed concrete, layer overlay steel fabric sheet, the position of center insulation board should be placed by continuing to pour foamed concrete extremely,
Placement center insulation board continues to pour foamed concrete at die surface 15mm, repaves layer of steel wire mesh sheet, continue to pour
Build the foamed concrete of 10mm, then layer overlay grid cloth pours foamed concrete to filling up mold；
It is conserved after step 4, demoulding, natural curing or steam curing can be taken to add the mode of natural curing.
For the foamed concrete, wherein the mixing plant waste residue refers to the waste material of concrete mixing plant output, warp
It is separated by solid-liquid separation remaining solid waste, main become of mixing plant waste residue is divided into unhydrated cement granules, admixture particle, with
And the cement granules of part aquation and complete aquation.The mixing plant waste residue powder is by mixing plant waste residue by drying, at grinding
What reason obtained.The CHARACTERISTICS OF TAILINGS SAND refers to dressing plant under the conditions of specific economic technology, by grinde ore, after choosing useful component
The waste of discharge, such as copper tailing, iron tailings.Wherein, any of water-reducing agent dawn known to those skilled in the art subtracts
Aqua, such as ligno-sulfate based plasticizer, naphthalene sulfonate water-reducing agent, melamine water reducing agent；The hydrophober is this field skill
Any hydrophober that art personnel are known, such as paraffin, metallic complex salt, organic siliconresin, derivative of fatty acid；The foam stabilizer
Any foam stabilizer of dawn known to those skilled in the art, such as polyacrylamide, polyvinyl alcohol macromolecular substances foam stabilizer, silicon
Resin polyethers type of latex type foam stabilizer, nonionic surfactants such as alkylolamides etc.；The foaming agent is those skilled in the art
Any foamed concrete foaming agent that member is known, such as rosin tree lipid foaming agent, synthetic surfactant class foaming agent, albumen
Matter class foaming agent etc..
Further, according to the foamed concrete, which is characterized in that the foamed concrete includes following weight proportion
Raw material: portland cement 40-50%, waste resource admixture 20-30%, water-reducing agent 0.07-0.59%, hydrophober 0.05-
0.17%, foaming agent 1.71-2.52%, foam stabilizer 0.2-0.56% and water 18-27%, the foamed concrete are prepared mixed by raw material
It closes, stir, wherein the waste resource admixture is any in flyash, mixing plant waste residue powder and CHARACTERISTICS OF TAILINGS SAND
Two or more combination
Further, according to the foamed concrete, the waste resource admixture preferably includes mixing plant waste residue powder
And CHARACTERISTICS OF TAILINGS SAND.Wherein, mixing plant waste residue powder and CHARACTERISTICS OF TAILINGS SAND can be mixed with arbitrary proportion, preferably mixing plant waste residue powder and CHARACTERISTICS OF TAILINGS SAND
Mass ratio is 11:6.
Further, according to the foamed concrete, the waste resource admixture preferably includes flyash, mixing plant
Waste residue powder and CHARACTERISTICS OF TAILINGS SAND.Wherein, flyash, mixing plant waste residue powder and CHARACTERISTICS OF TAILINGS SAND can be mixed with arbitrary proportion, preferably flyash and
70% or more mixing plant waste residue powder quality accounting.
Further, according to the foamed concrete, which further includes that weight proportion is 5-5.9%
Quick hardening sulphoaluminate cement.
Further, according to the foamed concrete, wherein the mixing plant waste residue powder is located in advance by drying, grinding
It is used after reason as raw material.
Further, according to the foamed concrete, wherein the CHARACTERISTICS OF TAILINGS SAND is handled by sieving, and control partial size exists
2mm or less.The CHARACTERISTICS OF TAILINGS SAND can be iron tailings sand, copper tailing sand, Pb-Zn tailings sand etc., preferably iron tailings sand.CHARACTERISTICS OF TAILINGS SAND
Partial size is preferably handled CHARACTERISTICS OF TAILINGS SAND by the sieving of 1.18mm sieve, i.e. control CHARACTERISTICS OF TAILINGS SAND by controlling CHARACTERISTICS OF TAILINGS SAND sieving
Partial size is in 1.18mm or less.
Further, according to the foamed concrete, wherein it is 60-90%'s that the foaming agent, which preferably includes purity,
Tea Saponin and be selected from least one of neopelex, dodecyl sodium sulfate；The foam stabilizer is preferably hard
Resin acid calcium.Wherein, Tea Saponin and can appoint selected from least one of neopelex or dodecyl sodium sulfate
The mixing of meaning ratio, being compared using the foaming agent has better performance pressure resistance using foamed concrete made from other foaming agents
The mass ratio of the performances such as degree and dry density, more preferable Tea Saponin and neopelex is 3:1, using the foaming of the ratio
The foamed concrete performance that agent is prepared is best.
The utility model also provides a kind of preparation method for being used to prepare the foamed concrete, which comprises
Foamed concrete raw material main material is according to dosage added in blender and premixes by step 1, stir about 30-60s mixing
Uniformly, main material mixture is formed, the raw material main material includes portland cement, waste resource admixture, can also further be wrapped
Include quick hardening sulphoaluminate cement；
Step 2 according to dosage premixes water-reducing agent, hydrophober, water, and stir about 1min is uniformly mixed, and it is mixed to form liquor
It is fit；
The liquor mixture made from step 3, step 2 is added in the main material mixture made from step 1, is stirring
Cement slurry is stirred to obtain in machine；
Step 4 according to dosage weighed foaming agent will be diluted to obtain foaming agent dilution, and foam stabilizer is added, then puts
Enter the foam solution that foams in foaming machine to obtain；
The foam solution made from step 4 is added in the cement slurry made from step (3) step 5, in blender
In continue stir 1.5-2.5min, be after mixing final foamed concrete slurry.
Further, according to the preparation method of the foamed concrete, wherein control the density of foam in step 4
For 40-55g/L.Specifically, the density of foam can be controlled by the logical liquid speed degree of foaming machine.
The foamed concrete takes full advantage of waste resource flyash, stirring compared to what existing foamed concrete utilized
Waste residue powder of standing and CHARACTERISTICS OF TAILINGS SAND, and the foamed concrete is with higher-strength and compared with low-density, is suitable for being used in assembled architecture wallboard
In.
The compound external wall panel of the utility model makes it have better intensity and structural behaviour using the structure, using institute
It states foamed concrete and makes it have the high-quality performances such as lightweight, heat preservation, sound insulation, fire resisting, intensity height, the composite exterior wall of the utility model
Plate meets the equilibrium problem of enclosed structure timber intensity and density；Production method is simply energy saving, and makes full use of mixing plant useless
Ground-slag, CHARACTERISTICS OF TAILINGS SAND solid waste protect environment, utilize resource.
Detailed description of the invention
Fig. 1 show the compound external wall panel structure of specific embodiment of the utility model a kind of in the width direction on it is transversal
Face schematic diagram；
Fig. 2 shows a kind of preparation flow figures of the compound external wall panel of specific embodiment of the utility model；
Fig. 3 shows the preparation flow figure of the compound external wall panel of the utility model another kind specific embodiment；
Fig. 4 shows a kind of composite exterior wall including foamed concrete preparation step of specific embodiment of the utility model
The preparation flow figure of plate.
Wherein, the appended drawing reference in attached drawing 1 respectively represents:
1- foamed concrete layer, 2- insulation board, 3- grid cloth, 4- steel fabric sheet, 5- groove, 6- foamed concrete layer end
Face.
Specific embodiment
In order to enable the purpose of this utility model, technical solution and advantage become apparent, retouch in detail below with reference to accompanying drawings
State example embodiment according to the present utility model.Obviously, described embodiment is only that a part of the utility model is implemented
Example, rather than the whole embodiments of the utility model, it should be appreciated that the utility model is not by the limit of example embodiment described herein
System.Based on embodiment described herein, those skilled in the art are obtained in the case where not making the creative labor
All other embodiment should all be fallen within the protection scope of the utility model.In the present description and drawings, it will use identical
Appended drawing reference indicate substantially the same element and function, and duplicate explanation to these elements and function will be omitted.This
Outside, for clarity and brevity, it is convenient to omit for the explanation of function and construction known in the art.
In conjunction with shown in attached drawing 1, a kind of compound external wall panel of specific embodiment of the utility model, compound external wall panel tool
Have a construction of similar sandwich structure, outer layer is foamed concrete layer 1, and middle layer is insulation board 2, outer layer foamed concrete will in
Upper surface, lower surface and the side of interbed insulation board all encase, in the upper and lower surfaces apart from outer layer foamed concrete
One layer of grid cloth 3 is respectively equipped with inside foamed concrete layer at 5mm, apart from outer layer foamed concrete upper surface and following table
Layer of steel wire mesh sheet 4 is respectively equipped with inside foamed concrete layer at the 15mm of face.The specification of insulation board can be according to GB/
The setting of the relevant criterions such as T10801.1, GB/T10801.2, GB/T11835, outer layer foamed concrete specification can be according to JG/T266
Density rating is A07 in standard, and strength grade is the standard of C5 to be arranged.On outer panel width direction, the insulation board from
The distance of outer layer foamed concrete layer end face 6 is 10-20cm.The mesh of the grid cloth is 5mm-10mm, be can be effectively prevented
Plate surface generates crack.Gauge of wire in the steel fabric sheet is 2mm-4mm, and plate surface generation can be effectively prevented and split
Seam, and higher intensity is provided.Wherein, the lower surface of the insulation board has 1 groove 5, positioned at the centre of insulation board lower surface
Position；Insulation board upper surface has 2 grooves 5, the symmetrical position in upper surface groove two sides is based on, preferably from insulation board
Threshold value is 10cm, and the depth of groove is 1-2cm, and setting groove increases insulation board and the machinery of foam concrete is stung
With joint efforts, globality enhances, and improves anti-bending bearing capacity.Two end faces of the compound external wall panel in the longitudinal direction, first end
There is the bulge-structure through whole length direction on face, the groove structure on whole length direction, institute are run through in second end face
Protrusion and groove are stated as Tenon cooperation can be mutually formed.Wherein, the outer layer foamed concrete includes: portland cement 40-
50%, waste resource admixture 20-30%, water 18-27% and water-reducing agent, hydrophober, foaming agent, foam stabilizer, the foaming are mixed
Solidifying soil is prepared mixing by raw material, is stirred, wherein the waste resource admixture is selected from flyash, mixing plant waste residue powder
With the in combination of any two or more foamed concrete in CHARACTERISTICS OF TAILINGS SAND.Using the foamed concrete, fully utilize
Solid waste solves the problems, such as environmental pollution improvement, and is able to satisfy intensity and density conditions requirement, ensure that product
Energy.
In conjunction with shown in attached drawing 2, a kind of preparation method of the compound external wall panel of specific embodiment of the utility model, specifically
Include:
Step 1 prepares foamed concrete, which includes: portland cement 40-50%, waste resource blending
Expect 20-30%, water 18-27% and water-reducing agent, hydrophober, foaming agent, foam stabilizer, wherein the waste resource admixture is
In combination of any two or more in flyash, mixing plant waste residue powder and CHARACTERISTICS OF TAILINGS SAND；
Step 2, installation mold, according to predetermined position fixed mesh cloth, high steel fabric sheet and insulation board, wherein the mold
It is made according to design scheme, mould inside space makes the composite interior wallboard of pouring molding have external structure as described above；
Insulation board is fixed on mold center position, is fixed the position of insulation board by penetrating plastic anchor bolt in mold side；Away from
The grid cloth is fixed respectively at upper and lower surfaces 5mm from mould inside, and a certain number of thickness are pasted on grid cloth
The plastics minipad that degree is 5mm, length and width are respectively 10mm carries out position and fixes；In the upper and lower surfaces apart from mould inside
The steel fabric sheet is fixed at 15mm respectively, pasting on steel fabric sheet a certain number of with a thickness of 5mm, length and width is respectively 10mm
Plastics minipad carry out position fix；
The foamed concrete being prepared is poured into mold, demoulding after 12-24 hours by step 3；
Step 4, maintenance, the mode that natural curing and Quick steam can be taken to conserve as needed, wherein natural curing
Mode are as follows: the test specimen touched will have been torn open and be put into natural environment overlay film maintenance by 28 days, the mode of Quick steam maintenance are as follows: will tear open
The test specimen touched is put into the steam ambient that temperature is 60-80 DEG C and conserves 12 hours or more.
In conjunction with shown in attached drawing 3, another kind is used to prepare the specific preparation method of the compound external wall panel of the utility model, packet
It includes:
Step 1 prepares foamed concrete, which includes: portland cement 40-50%, waste resource blending
Expect 20-30%, water 18-27% and water-reducing agent, hydrophober, foaming agent, foam stabilizer, wherein the waste resource admixture is
In combination of any two or more in flyash, mixing plant waste residue powder and CHARACTERISTICS OF TAILINGS SAND；
Step 2, installation mold；
Step 3 successively pours, and first pours the foamed concrete of 5mm, and layer overlay grid cloth continues to pour 10mm
The foamed concrete, layer overlay steel fabric sheet, the position of center insulation board should be placed by continuing to pour foamed concrete extremely,
Placement center insulation board continues to pour foamed concrete at die surface 15mm, repaves layer of steel wire mesh sheet, continue to pour
Build the foamed concrete of 10mm, then layer overlay grid cloth pours foamed concrete to filling up mold；
It is conserved after step 4, demoulding.
In conjunction with shown in attached drawing 4, a kind of preparation method of the compound external wall panel of specific embodiment of the utility model, specifically
Including the above-mentioned attached preparation step shown in Fig. 2 of combination, wherein the step of preparing the foamed concrete include:
Foamed concrete raw material main material is according to dosage added in blender and premixes by step 1, stir about 30-60s mixing
Uniformly, main material mixture is formed, the raw material main material includes portland cement, waste resource admixture, can also further be wrapped
Include quick hardening sulphoaluminate cement；
Step 2 according to dosage premixes water-reducing agent, hydrophober, water, and stir about 1min is uniformly mixed, and it is mixed to form liquor
It is fit；
The liquor mixture made from step 3, step 2 is added in the main material mixture made from step 1, is stirring
Cement slurry is stirred to obtain in machine；
Step 4 according to dosage weighed foaming agent will be diluted to obtain foaming agent dilution, and foam stabilizer is added, then puts
Enter the foam solution that foams in foaming machine to obtain；
The foam solution made from step 4 is added in the cement slurry made from step (3) step 5, in blender
In continue stir 1.5-2.5min, be after mixing final foamed concrete slurry.
Further, according to the preparation method of the foamed concrete, wherein control the density of foam in step 4
For 40-55g/L.Specifically, the density of foam can be controlled by the logical liquid speed degree of foaming machine.
The compound external wall panel is made of the foamed concrete for the utility model, and to its compression strength, face
Density and shock resistance are tested.Wherein, the detection method of compression strength are as follows: according to the side in JGJ 169-2016
Method is tested using pressure testing machine.The detection method of surface density is to be tested according to the method in JGJ 169-2016,
By sample, drying to constant weight in drying box.The test method of shock resistance is to be carried out according to the method in JGJ 169-2016
Experiment impacts plate face with the sand pocket of 30kg.
Table 1 lists the raw material proportioning table of the sample segment of foamed concrete described in the utility model, wherein each raw material changes
It is counted as mass percent expression.Table 2 lists the corresponding nature examination using the compound external wall panel of listed foamed concrete in table 1
As a result.Data show that the compound external wall panel of the utility model has smaller surface density compared to the Side fascia of existing solid construction
With stronger shock resistance.
1 foamed concrete raw material proportioning table (unit: mass percent) of table
2 the utility model compound external wall panel nature examination data of table
| Number | Compression strength MPa | Surface density (100mm is thick) kg/m3 | Shock resistance/time |
| W1 | 5.8 | 39 | ≥10 |
| W2 | 6.3 | 41 | ≥10 |
| W3 | 5.1 | 38 | ≥10 |
The utility model is not limited to the above embodiment, without departing substantially from the substantive content of the utility model,
It may occur to persons skilled in the art that any deformation, improvement, replacement each fall in the scope of the utility model.
Claims (7)
1. a kind of assembled architecture compound external wall panel, which is characterized in that the compound external wall panel is sandwich construction, and outer layer is foaming
Concrete, middle layer are insulation board, and outer layer foamed concrete all coats middle layer insulation board, apart from outer layer foaming coagulation
It is respectively equipped with one layer of grid cloth inside foamed concrete layer at the upper and lower surfaces 5mm of soil, mixed apart from outer layer foaming
It coagulates and is respectively equipped with layer of steel wire mesh sheet inside the foamed concrete layer at the upper and lower surfaces 15mm of soil.
2. assembled architecture compound external wall panel according to claim 1, which is characterized in that on outer panel width direction,
The insulation board is 10-20cm with a distance from outer layer foamed concrete end outer surface.
3. assembled architecture compound external wall panel according to claim 1, which is characterized in that the mesh of the grid cloth is
5mm-10mm。
4. assembled architecture compound external wall panel according to claim 1, which is characterized in that the steel wire in the steel fabric sheet
Diameter be 2mm-4mm.
5. assembled architecture compound external wall panel according to claim 1, which is characterized in that the upper following table of the insulation board
On, one of surface has n groove, another surface has the groove of n+1, and wherein n is the natural number more than or equal to 1,
Groove is uniformly distributed in insulation board the upper surface and the lower surface.
6. assembled architecture compound external wall panel according to claim 5, which is characterized in that the upper following table of the insulation board
On, one of surface has 1 groove, and positioned at the middle position of insulation board lower surface, another surface has 2 grooves,
It is based on the symmetrical position in upper surface groove two sides.
7. assembled architecture compound external wall panel according to claim 5 or 6, which is characterized in that the depth of groove is 1-
2cm。
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821460670.1U CN209353521U (en) | 2018-09-07 | 2018-09-07 | A kind of assembled architecture compound external wall panel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821460670.1U CN209353521U (en) | 2018-09-07 | 2018-09-07 | A kind of assembled architecture compound external wall panel |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108951964A (en) * | 2018-09-07 | 2018-12-07 | 大元建业集团股份有限公司 | A kind of assembled architecture compound external wall panel and preparation method thereof |
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2018
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108951964A (en) * | 2018-09-07 | 2018-12-07 | 大元建业集团股份有限公司 | A kind of assembled architecture compound external wall panel and preparation method thereof |
| CN108951964B (en) * | 2018-09-07 | 2023-09-12 | 大元建业集团股份有限公司 | Assembled building composite external wall panel and preparation method thereof |
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