CN209603296U - A kind of assembly concrete building prefabrication exterior wall connecting structure - Google Patents
A kind of assembly concrete building prefabrication exterior wall connecting structure Download PDFInfo
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- CN209603296U CN209603296U CN201920206669.4U CN201920206669U CN209603296U CN 209603296 U CN209603296 U CN 209603296U CN 201920206669 U CN201920206669 U CN 201920206669U CN 209603296 U CN209603296 U CN 209603296U
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- 239000004567 concrete Substances 0.000 title claims abstract description 119
- 238000009417 prefabrication Methods 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 4
- 239000010410 layer Substances 0.000 claims description 105
- 239000011241 protective layer Substances 0.000 claims description 29
- 238000004321 preservation Methods 0.000 claims description 21
- -1 Polyethylene Polymers 0.000 claims description 19
- 239000004698 Polyethylene Substances 0.000 claims description 18
- 229920000573 polyethylene Polymers 0.000 claims description 18
- 239000012774 insulation material Substances 0.000 claims description 10
- 239000000565 sealant Substances 0.000 claims description 9
- 230000015271 coagulation Effects 0.000 claims description 7
- 238000005345 coagulation Methods 0.000 claims description 7
- 239000002689 soil Substances 0.000 claims description 7
- 239000012528 membrane Substances 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 5
- 210000003195 fascia Anatomy 0.000 claims description 4
- 239000011440 grout Substances 0.000 claims 2
- 238000007789 sealing Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 7
- 238000010276 construction Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 239000012790 adhesive layer Substances 0.000 description 3
- 238000004079 fireproofing Methods 0.000 description 3
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011178 precast concrete Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920006389 polyphenyl polymer Polymers 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model provides a kind of assembly concrete building prefabrication exterior wall connecting structure, including several pieces of prefabricated outer wall panels, beam is poured after multistory reinforced concrete, beam is poured after every layer of armored concrete to be respectively positioned between of vertically-adjacent two pieces of different prefabricated outer wall panels, the lower surface that beam is poured after the armored concrete is fixedly connected with the upper surface of prefabricated outer wall panel below, it is poured after the armored concrete and is equipped with water expandable waterstop and concrete grouting layer between the upper surface of beam and the lower surface of the prefabricated outer wall panel above it, the water expandable waterstop is located at the outside of concrete grouting layer.Several pieces of prefabricated outer wall panels of the utility model are distributed in vertical direction, two pieces of adjacent prefabricated outer wall panels are fixedly connected by pouring beam after armored concrete, concrete grouting layer, which is able to achieve after armored concrete, to be poured beam and is fixedly connected with the prefabricated outer wall panel of top, and water expandable waterstop can play the role of waterproof.
Description
Technical field
The utility model relates to outside assembly concrete building field more particularly to a kind of assembly concrete building prefabrication
Wall connecting structure.
Background technique
With the development of modern industrial technology, building house can be manufactured in batch completely as machine production, as long as
Prefabricated house component is transported to assemble in site, becomes assembled architecture.
Existing precast concrete out-hung panel is not participated in structure entirety stress directly, is made by the way of direct assembly
It is bad with effect.Therefore, it is necessary to be improved the mounting means of existing precast concrete out-hung panel, to solve above-mentioned ask
Topic.
Summary of the invention
The utility model provides a kind of assembly concrete building prefabrication exterior wall connecting structure, two pieces of adjacent precast facades
Plate pours beam and is fixedly connected after passing through armored concrete, and concrete grouting layer, which is able to achieve, pours the prefabricated of beam and top after armored concrete
Side fascia is fixedly connected, and water expandable waterstop can play the role of waterproof.
Realize that the technical solution of the utility model aim is as follows:
A kind of assembly concrete building prefabrication exterior wall connecting structure, including it is several pieces of prefabricated outer wall panels, multistory reinforced mixed
Beam is poured after solidifying soil, beam is poured after every layer of armored concrete and is respectively positioned between of vertically-adjacent two pieces of different prefabricated outer wall panels,
The lower surface that beam is poured after the armored concrete is fixedly connected with the upper surface of prefabricated outer wall panel below, the reinforced concrete
It is poured after soil and is equipped with water expandable waterstop and concrete filling between the upper surface of beam and the lower surface of the prefabricated outer wall panel above it
Pulp layer, the water expandable waterstop are located at the outside of concrete grouting layer.Several pieces of prefabricated outer wall panels of the utility model exist
It is distributed in vertical direction, two pieces of adjacent prefabricated outer wall panels are fixedly connected by pouring beam after armored concrete, concrete grouting layer
It is able to achieve after armored concrete and pours beam and be fixedly connected with the prefabricated outer wall panel of top, water expandable waterstop can play the work of waterproof
With.
As a further improvement of the utility model, the concrete grouting layer with a thickness of 15mm ~ 30mm.This is practical new
The thickness of concrete grouting layer is arranged to 15mm ~ 30mm by type, is prefabricated outer wall panel and armored concrete in order to guarantee top
Being fixedly connected for beam is poured afterwards.It is preferred that concrete grouting layer with a thickness of 20mm.
The lower surface of beam, prefabricated outer wall panel are poured after the armored concrete as a further improvement of the utility model,
Upper and lower surfaces are rough surface.The rough surface of the utility model is more convenient for pouring beam after prefabricated outer wall panel and armored concrete
Be fixedly connected.The upper surface that beam is poured after the armored concrete of the utility model is shiny surface, is for the ease of concrete grouting
The grouting of layer.
It pours after the prefabricated outer wall panel and armored concrete of top and is formed between beam as a further improvement of the utility model,
Transverse joint；
The outside of assembly concrete building prefabrication exterior wall connecting structure is equipped with insulating layer, and the insulating layer is kept the temperature by A grades
Material layer and B grades of adiabator layer alternative splicings form；
The two sides of the transverse joint in the height direction are A grades of adiabator layers, and the end of the A grades of adiabator layer is
B grades of adiabator layers.
The A grade adiabator layer of the utility model forms fire-blocking belt, and fire-blocking belt has fire retardation, avoids
The burning of B grades of adiabator layers had not only reduced cost but also can play fireproofing function.
The height of the A grade adiabator layer of transverse joint two sides is 90mm ~ 120mm as a further improvement of the utility model,.
The A grade thermal insulation material layer height of transverse joint two sides is arranged to 90mm ~ 120mm in the utility model, and the height of usual transverse joint is 20mm
Effect, therefore the height of every fire-blocking belt is 200mm ~ 260mm, the height of fire-blocking belt is less than 200mm, flame retardant effect
Bad, the width of fire-blocking belt is greater than 260mm, wastes A grades of thermal insulation materials, increases the cost of thermal insulation material.It is, of course, preferable to
The height of the A grade adiabator layer of transverse joint two sides is 100mm.
The outside of the insulating layer is equipped with concrete cover, the coagulation as a further improvement of the utility model,
There is concrete protective layer gap on protective soil layer, there is heat preservation layer gap on the A grades of adiabator layer, the concrete is protected
Sheath gap, heat preservation layer gap, transverse joint are sequentially connected to.
Polyethylene foamed rod is equipped in the concrete protective layer gap as a further improvement of the utility model, and is built
Weather proofing sealant layer is built, polyethylene foamed rod is located at the inside of building weather proofing sealant layer, and polyethylene foamed rod is close to insulating layer
Gap setting.The purpose of polyethylene foamed rod, polyethylene foamed rod tool is arranged in the utility model in concrete protective layer gap
There are fabulous wearability and low-temperature impact resistance, using effect is more preferable.The building weather proofing sealant layer of the utility model can be real
Existing polyethylene foamed rod and concrete protective layer gap inner cavity it is relatively fixed, can also seal concrete protective layer gap, thus
It prevents rainwater from penetrating into interior of building from concrete protective layer gap, has the advantages that easy for construction, good airproof performance.
Gap between the water expandable waterstop and polyethylene foamed rod as a further improvement of the utility model,
Inside all have waterproof ventilated membrane.Since gap is needed with water-proof function, in order to which pre- rainwater-proof penetrates into assembled coagulation from seam
The inside that civil engineering is built, the utility model are filled with waterproof ventilated membrane in concrete protective layer gap, heat preservation layer gap, transverse joint.
The concrete protective layer gap is parallel with heat preservation layer gap as a further improvement of the utility model, and
Concrete protective layer gap is lower than heat preservation layer gap in the vertical direction.The utility model is by concrete protective layer gap and keeps the temperature
There is difference in height (just stitching anti-sill construction) between layer gap, be on the one hand to prevent rainwater from directly flowing from concrete protective layer gap
Enter to keep the temperature layer gap, play the role of waterproof, be on the other hand concrete protective layer gap end be A grades of adiabator layers,
Flare enters from concrete protective layer gap, and the fire retardation of A grades of adiabator layers can prevent flare from further burning, certain
The flare that concrete protective layer gap is avoided in degree enters heat preservation layer gap.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of assembly concrete building prefabrication exterior wall connecting structure；
Fig. 2 is the partial enlarged view of Fig. 1.
In figure, 1, prefabricated outer wall panel；2, beam is poured after armored concrete；3, water expandable waterstop；4, concrete grouting layer；
5, rough surface；6, A grades of adiabator layers；7, B grades of adiabator layers；8, concrete cover；9, weather proofing sealant layer is built；
10, polyethylene foamed rod；11, anti-sill construction is just stitched；12, waterproof ventilated membrane.
Specific embodiment
The utility model is described in detail in each embodiment shown in reference to the accompanying drawing, but it should be stated that,
These embodiments are not limitation of the utility model, those of ordinary skill in the art according to these embodiments made by function
Energy, method or equivalent transformation or substitution in structure, belong within the protection scope of the utility model.
In the description of the present embodiment, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description the invention and simplifies description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For the limitation to the invention.
In addition, term " first ", " second ", " third " etc. are used for description purposes only, it is not understood to indicate or imply
Relative importance or the quantity for implicitly indicating indicated technical characteristic.The feature of " first ", " second " etc. is defined as a result,
It can explicitly or implicitly include one or more of the features.In the description of the invention, unless otherwise indicated,
The meaning of " plurality " is two or more.
Term " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, be also possible to removable
Connection is unloaded, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be in
Between medium be indirectly connected, can be the connection inside two elements.For the ordinary skill in the art, can pass through
Concrete condition understands concrete meaning of the above-mentioned term in the invention.
Embodiment 1:
Present embodiment discloses a kind of new precast facade board mounting structures, can bear certain active force.It please join Fig. 1
Shown, Fig. 1 is the schematic diagram of assembly concrete building prefabrication exterior wall connecting structure, the assembly concrete building of the present embodiment
Beam 2 is poured after precast facade connecting structure, including several pieces of prefabricated outer wall panels 1, multistory reinforced concrete, after every layer of armored concrete
Beam 2 is poured to be respectively positioned between of vertically-adjacent two pieces different prefabricated outer wall panels 1, poured after armored concrete beam 2 lower surface and its
The upper surface of the prefabricated outer wall panel 1 of lower section is fixedly connected, the upper surface that beam 2 is poured after armored concrete and the precast facade above it
Water expandable waterstop 3 and concrete grouting layer 4 are equipped between the lower surface of plate 1, water expandable waterstop 3 is located at concrete filling
The outside of pulp layer 4.Several pieces of prefabricated outer wall panels 1 of the present embodiment are distributed in vertical direction, two pieces of adjacent prefabricated outer wall panels 1
It is fixedly connected by pouring beam 2 after armored concrete, concrete grouting layer 4, which is able to achieve, pours the pre- of beam 2 and top after armored concrete
Side fascia 1 processed is fixedly connected, and water expandable waterstop 3 can play the role of waterproof.
In the present embodiment, concrete grouting layer 4 with a thickness of 15mm ~ 30mm.The present embodiment is by concrete grouting layer 4
Thickness be arranged to 15mm ~ 30mm, be to guarantee that pouring the fixed of beam 2 after the prefabricated outer wall panel 1 and armored concrete of top connects
It connects.It is preferred that concrete grouting layer 4 with a thickness of 20mm.
In order to realize the fixation for pouring beam 2 after prefabricated outer wall panel 1 and armored concrete, poured after the armored concrete of the present embodiment
The lower surface of beam 2, the upper and lower surfaces of prefabricated outer wall panel 1 are rough surface 5.The rough surface 5 of the present embodiment is more convenient for pre-
Being fixedly connected for beam 2 is poured after Side fascia 1 and armored concrete processed.The upper surface that beam 2 is poured after the armored concrete of the present embodiment is
Shiny surface is for the ease of the grouting of concrete grouting layer 4.
In the present embodiment, preferably prefabricated outer wall panel 1 with a thickness of 200mm.
Embodiment 2:
On the basis of the open scheme of embodiment 1, present embodiment discloses the connections of assembly concrete building prefabrication exterior wall
The heat preservation of construction.As depicted in figs. 1 and 2, in the present embodiment, poured after the prefabricated outer wall panel 1 Yu armored concrete of top beam 2 it
Between form transverse joint；The outside of assembly concrete building prefabrication exterior wall connecting structure is equipped with insulating layer, and insulating layer is by A grades of thermal insulating materials
The bed of material 6 and B grades of 7 alternative splicings of adiabator layer form；The two sides of transverse joint in the height direction are A grades of adiabator layers 6, A
The end of grade adiabator layer is B grades of adiabator layers 7.The A grade adiabator layer 6 of the present embodiment forms fire-blocking belt, prevents
Fire screen has fire retardation from band, avoids the burning of B grades of adiabator layers 7, has not only reduced cost but also can play fireproofing function.
The B grade adiabator layer 7 of the present embodiment is made of B grades of thermal insulation materials, and B grades of thermal insulation materials are rubber and plastic, extrusion molding, polyphenyl
Or PEF.A grades of adiabator layers 6 are made of A grades of thermal insulation materials, and A grades of thermal insulation materials mainly have A1 grades and A2 grades of materials, A1: monomer
It is inorganic non-ignitable；A2: compound organic non-ignitable, i.e. fire proofing material.A grades of adiabator layers 6 include adhesive layer, insulating layer, adhesive layer by
Adhesive mortar is constituted, and pours that the end face of beam 2 is Nian Jie, and insulating layer is rock wool after adhesive layer and prefabricated outer wall panel 1 or armored concrete.
It is preferred that the height of the A grade adiabator layer 6 of transverse joint two sides is 90mm ~ 120mm.The A of transverse joint two sides in the present embodiment
Grade 6 height of adiabator layer is arranged to 90mm ~ 120mm, and the height of usual transverse joint is that 20mm is acted on, therefore every fire-blocking belt
Height be 200mm ~ 260mm, the height of fire-blocking belt is less than 200mm, and flame retardant effect is bad, and the width of fire-blocking belt is big
In 260mm, A grades of thermal insulation materials are wasted, the cost of thermal insulation material is increased.It is, of course, preferable to the A grade adiabator layer of transverse joint two sides
6 height is 100mm.
It is preferred that the outside of insulating layer is equipped with concrete cover 8, there is concrete cover seam on concrete cover 8
Gap, has heat preservation layer gap on A grades of adiabator layers 6, and concrete protective layer gap, heat preservation layer gap, transverse joint are sequentially connected to.
It is preferred that concrete cover 8 with a thickness of 60mm.
In the present embodiment, polyethylene foamed rod 10 and building weather proofing sealant layer are equipped in concrete protective layer gap
9, polyethylene foamed rod 10 is located at the inside of building weather proofing sealant layer 9, and polyethylene foamed rod 10 is close to heat preservation layer gap setting.
The purpose of polyethylene foamed rod 10 is arranged in the present embodiment in concrete protective layer gap, and polyethylene foamed rod 10 has fabulous
Wearability and low-temperature impact resistance, using effect are more preferable.The building weather proofing sealant layer 9 of the present embodiment is both able to achieve the poly- second of foaming
Alkene stick 10 and concrete protective layer gap inner cavity it is relatively fixed, concrete protective layer gap can be also sealed, to prevent rainwater
Interior of building is penetrated into from concrete protective layer gap, has the advantages that easy for construction, good airproof performance.
In the present embodiment, waterproof is all had in the gap between water expandable waterstop 3 and polyethylene foamed rod 10
Ventilated membrane 12.Since gap is needed with water-proof function, in order to which pre- rainwater-proof penetrates into assembly concrete building from seam
Portion, the present embodiment are filled with waterproof ventilated membrane 12 in concrete protective layer gap, heat preservation layer gap, transverse joint.
In the present embodiment, concrete protective layer gap is parallel with heat preservation layer gap, and coagulation in the vertical direction
Protective soil layer gap is lower than heat preservation layer gap.The present embodiment will have height between concrete protective layer gap and heat preservation layer gap
Difference (just stitches anti-sill construction 11), is on the one hand to prevent rainwater from flowing directly into heat preservation layer gap from concrete protective layer gap, rises
It is on the other hand the end of concrete protective layer gap is A grades of adiabator layers to the effect of waterproof, flare is from concrete protective
Layer gap enters, and the fire retardation of A grades of adiabator layers can prevent flare from further burning, avoid coagulation to a certain extent
The flare in protective soil layer gap enters heat preservation layer gap.
Tool of the series of detailed descriptions listed above only for the feasible embodiment of the utility model
Body explanation, they are all without departing from made by the utility model skill spirit not to limit the protection scope of the utility model
Equivalent implementations or change should be included within the scope of protection of this utility model.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (9)
1. a kind of assembly concrete building prefabrication exterior wall connecting structure, which is characterized in that including several pieces of prefabricated outer wall panels
(1), it is poured after multistory reinforced concrete beam (2), beam (2) is poured after every layer of armored concrete and is respectively positioned on of vertically-adjacent two pieces not
The lower surface that beam (2) is poured after the armored concrete between same prefabricated outer wall panel (1) and prefabricated outer wall panel (1) below
Upper surface be fixedly connected, poured after the armored concrete beam (2) upper surface and its above prefabricated outer wall panel (1) following table
Water expandable waterstop (3) and concrete grouting layer (4) are equipped between face, the water expandable waterstop (3) is located at concrete
The outside of grout blanket (4).
2. assembly concrete building prefabrication exterior wall connecting structure according to claim 1, which is characterized in that the coagulation
Native grout blanket (4) with a thickness of 15mm ~ 30mm.
3. assembly concrete building prefabrication exterior wall connecting structure according to claim 1 or 2, which is characterized in that described
The upper and lower surfaces of lower surface, prefabricated outer wall panel (1) that beam (2) are poured after armored concrete are rough surface (5).
4. assembly concrete building prefabrication exterior wall connecting structure according to claim 1, which is characterized in that top it is pre-
It is poured after Side fascia (1) processed and armored concrete between beam (2) and forms transverse joint；
The outside of assembly concrete building prefabrication exterior wall connecting structure is equipped with insulating layer, and the insulating layer is by A grades of thermal insulation materials
Layer (6) and B grades of adiabator layer (7) alternative splicings form；
The two sides of the transverse joint in the height direction are A grades of adiabator layers (6), the end of the A grades of adiabator layer (6)
For B grades of adiabator layers (7).
5. assembly concrete building prefabrication exterior wall connecting structure according to claim 4, which is characterized in that transverse joint two sides
A grade adiabator layer (6) height be 90mm ~ 120mm.
6. assembly concrete building prefabrication exterior wall connecting structure according to claim 4 or 5, which is characterized in that described
The outside of insulating layer is equipped with concrete cover (8), has concrete protective layer gap, institute on the concrete cover (8)
Stating on A grades of adiabator layers (6) has heat preservation layer gap, and the concrete protective layer gap, heat preservation layer gap, transverse joint sequentially connect
It is logical.
7. assembly concrete building prefabrication exterior wall connecting structure according to claim 6, which is characterized in that the coagulation
Polyethylene foamed rod (10) and building weather proofing sealant layer (9) are equipped in protective soil layer gap, polyethylene foamed rod (10) is located at
The inside of weather proofing sealant layer (9) is built, polyethylene foamed rod (10) is close to heat preservation layer gap setting.
8. assembly concrete building prefabrication exterior wall connecting structure according to claim 7, which is characterized in that the chance water
Waterproof ventilated membrane (12) are equipped in gap between expansion sealing strip (3) and polyethylene foamed rod (10).
9. assembly concrete building prefabrication exterior wall connecting structure according to claim 6, which is characterized in that the coagulation
Protective soil layer gap is parallel with heat preservation layer gap, and concrete protective layer gap is lower than heat preservation layer gap in the vertical direction.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920206669.4U CN209603296U (en) | 2019-02-18 | 2019-02-18 | A kind of assembly concrete building prefabrication exterior wall connecting structure |
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|---|---|---|---|
| CN201920206669.4U CN209603296U (en) | 2019-02-18 | 2019-02-18 | A kind of assembly concrete building prefabrication exterior wall connecting structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109707053A (en) * | 2019-02-18 | 2019-05-03 | 西安市建筑设计研究院有限公司 | A prefabricated external wall connection structure of a prefabricated concrete building |
| CN111926929A (en) * | 2020-07-28 | 2020-11-13 | 成都建工集团有限公司 | Prefabricated outer wall hole plugging method for fabricated concrete building |
-
2019
- 2019-02-18 CN CN201920206669.4U patent/CN209603296U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109707053A (en) * | 2019-02-18 | 2019-05-03 | 西安市建筑设计研究院有限公司 | A prefabricated external wall connection structure of a prefabricated concrete building |
| CN111926929A (en) * | 2020-07-28 | 2020-11-13 | 成都建工集团有限公司 | Prefabricated outer wall hole plugging method for fabricated concrete building |
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