CN110700485A - Prefabricated laminated plate type edge member and production method thereof - Google Patents
Prefabricated laminated plate type edge member and production method thereof Download PDFInfo
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- CN110700485A CN110700485A CN201910895099.9A CN201910895099A CN110700485A CN 110700485 A CN110700485 A CN 110700485A CN 201910895099 A CN201910895099 A CN 201910895099A CN 110700485 A CN110700485 A CN 110700485A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- 239000004567 concrete Substances 0.000 claims abstract description 45
- 230000002787 reinforcement Effects 0.000 claims abstract description 28
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 12
- 239000011178 precast concrete Substances 0.000 claims abstract description 12
- 239000010959 steel Substances 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 claims abstract description 11
- 210000003205 muscle Anatomy 0.000 claims abstract description 8
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 4
- 239000002184 metal Substances 0.000 claims abstract 6
- 239000010410 layer Substances 0.000 claims description 22
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 3
- 239000011241 protective layer Substances 0.000 claims description 3
- 238000007788 roughening Methods 0.000 claims description 3
- 238000010025 steaming Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 9
- 125000004122 cyclic group Chemical group 0.000 abstract description 7
- 239000011150 reinforced concrete Substances 0.000 abstract description 7
- 230000008901 benefit Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000009415 formwork Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/30—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/04—Producing shaped prefabricated articles from the material by tamping or ramming
- B28B1/045—Producing shaped prefabricated articles from the material by tamping or ramming combined with vibrating or jolting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
- B28B11/24—Apparatus or processes for treating or working the shaped or preshaped articles for curing, setting or hardening
- B28B11/245—Curing concrete articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
- B28B23/02—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/61—Connections for building structures in general of slab-shaped building elements with each other
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
- E04C2/04—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres
- E04C2/06—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres reinforced
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
Abstract
Provided are a prefabricated laminated plate type edge member and a production method. The longitudinal steel bar sleeve connecting cost of the edge member of the reinforced concrete shear wall structure at the present stage is high, the grouting process has high requirements on the environment, the construction difficulty is high, and the connection quality is not easy to guarantee. The invention comprises the following components: this prefabricated coincide board-like edge component is formed by a line edge component or the concatenation of a plurality of line edge component (1), line edge component be by two-layer precast concrete sheet metal (2) and pre-buried two-layer the precast concrete sheet metal in closed cyclic annular longitudinal reinforcement (3) and stirrup (4) constitute, two-layer prefabricated coincide board-like concrete sheet metal between pre-buried truss reinforcing bar (5), drawknot muscle (6), upper and lower two-layer closed cyclic annular longitudinal reinforcement handing-over each other overlap and form the handing-over space, insert pin joint longitudinal reinforcement (7) in the handing-over space that forms and form the pin joint structure. The invention is used for producing prefabricated laminated plate type edge members.
Description
The technical field is as follows:
the invention relates to a prefabricated laminated plate type edge member and a production method thereof.
Background art:
compared with the traditional cast-in-place structure, the prefabricated building has obvious technical advantages of saving labor, templates and machinery, improving the quality of survival, reducing emission and pollution, saving construction period and cost, but the economic benefit and the social benefit generated by different construction modes of the prefabricated building are different. Most longitudinal steel bars of edge components of the reinforced concrete shear wall structure at the present stage are connected through sleeves, all the longitudinal steel bars need to be connected, the sleeve cost, the manufacturing and installation labor cost of prefabricated components, the grouting material cost and the grouting labor cost are higher, the grouting process has higher requirement on the environment, the construction difficulty is high, the connection quality is not easy to guarantee, the grouting fullness degree detection difficulty is higher, and potential safety hazards are caused to the engineering quality.
The invention content is as follows:
the invention aims to solve the problems that the longitudinal steel bar connection cost of the edge member of the reinforced concrete shear wall structure at the present stage is high, the grouting process has higher requirement on the environment, the construction difficulty is high and the connection quality is not easy to guarantee, and provides a prefabricated laminated plate type edge member and a production method which reduce the manufacturing cost and guarantee the quality.
The above purpose is realized by the following technical scheme:
the utility model provides a prefabricated coincide board-like edge member, this prefabricated coincide board-like edge member forms for a line shape edge member or the concatenation of a plurality of line shape edge member, a line shape edge member be by two-layer precast concrete sheet and pre-buried two-layer the precast concrete sheet in the cyclic annular longitudinal reinforcement of closed and stirrup constitute, two-layer the precast concrete sheet between pre-buried drawknot muscle, upper and lower two-layer the cyclic annular longitudinal reinforcement of closed handing-over each other overlap and form the handing-over space, insert the pin joint in the handing-over space that forms and indulge the muscle and form the pin joint structure.
The prefabricated overlapped plate type edge component is characterized in that truss reinforcements are embedded between two layers of prefabricated concrete sheets, and the stirrups are closed rings.
The prefabricated overlapped plate type edge component is in a straight shape, an L shape, a T shape, a + shape, a Z shape or a U shape.
A method for producing the prefabricated laminated plate type edge member,
the method comprises the following steps:
(1) firstly erecting a concrete sheet template on one side, coating a release agent in the template, and placing a pre-bound edge member reinforcement cage;
(2) placing a reinforcement cage into a supported template, placing a certain number of reinforcement protective layer cushion blocks, and embedding and fixing a water and electricity line box, a temporary support piece and other embedded pieces;
(3) pouring cast-in-place concrete to the upper surface of the template, vibrating the concrete, statically stopping the concrete and galling, maintaining the poured concrete to reach the hoisting strength, and turning the concrete sheet with the reinforcement cage for later use;
(4) erecting a concrete sheet template on the other side, arranging a superposed edge member thickness control device, coating a release agent, embedding and fixing a water and electricity line box, embedding a temporary support piece and other embedded pieces;
(5) pouring and vibrating concrete, pressing the reinforcing steel bar at the other side of the spare concrete thin plate with the reinforcing cage into a template after pouring the concrete, and ensuring the total thickness of the overlapped plate type edge member and the relative position relation of the two layers of concrete thin plates;
(6) and (4) roughening the inner surface of the concrete and steaming to finish the production of the prefabricated laminated plate type edge member.
Has the advantages that:
1. the invention solves the defects of high manufacturing cost and high installation cost of the edge member of the reinforced concrete shear wall structure. Most longitudinal steel bars of edge components of the reinforced concrete shear wall structure at the present stage are connected through sleeves, all the longitudinal steel bars need to be connected, the sleeve cost, the prefabricated component manufacturing cost, the installation labor cost, the grouting material cost and the grouting labor cost are higher, the grouting process has higher requirements on the environment temperature and time, the connection quality is not easy to guarantee, the grouting fullness degree detection difficulty is higher, and potential safety hazards are caused to the engineering quality.
2. According to the laminated plate type edge member and the production method thereof, the prefabricated concrete thin plates are arranged on two sides of the laminated plate type edge member, the cavity cast-in-place concrete is arranged in the middle of the laminated plate type edge member, the structural integrity is good, and the concrete pouring compactness is high due to the large inner cavity.
3. According to the overlapped plate type edge member and the production method thereof, the prefabricated thin plates on two sides of the overlapped plate type edge member are used as templates without formwork erecting again, construction is convenient, the wood working amount and the working difficulty are reduced, and labor cost is saved.
4. The laminated plate type edge member and the production method thereof have the advantages that the prefabricated member is light in weight, the requirement on the hoisting weight of on-site hoisting machinery is low, and the purchase and lease costs are saved in the aspect of mechanical type selection.
5. The laminated plate type edge member and the production method thereof solve the defect that the assembled reinforced concrete structure, the L-shaped, T-shaped and other forms of hidden columns are usually cast in place, reduce the workload of on-site formwork support, reinforcement binding and concrete pouring, improve the construction speed, shorten the time of key lines, shorten the construction period and reduce the financial cost.
6. The laminated plate type edge member and the production method thereof reduce the cast-in-place quantity, are simple to install and construct, reduce the labor amount of workers on a construction site and solve the problem of wasted labor.
7. The invention relates to a superposed plate type edge member and a production method thereof, and the prefabricated superposed plate type edge member provides a way for greatly improving the assembly rate and improving the technical level of assembly type reinforced concrete assembly in China.
8. According to the laminated plate type edge member and the production method thereof, the edge member and the shear wall are manufactured separately, the size of the edge member is standardized, the member universality is strong, the commercialization of prefabricated members can be realized, the members are produced in advance and stored for production, the utilization rate of prefabricated member template production is improved, the occupation of the market is facilitated, and the market share is improved.
9. According to the laminated plate type edge member and the production method thereof, the edge member is standardized and convenient to store and transport, the phenomenon that the member is difficult to find due to the fact that a member factory is large in storage yard and the prefabricated members are unreasonably placed at the present stage is avoided, and the delay of field installation progress is avoided.
Description of the drawings:
FIG. 1 is a first schematic view of a linear prefabricated overlapping panel edge member of the present invention;
FIG. 2 is a schematic view of a second I-shaped prefabricated overlapping plate type edge member of the present invention;
FIG. 3 is a sectional view of a truss steel bar arranged in the linear prefabricated overlapped plate type edge member;
FIG. 4 is a sectional view of a tie bar inside the I-shaped prefabricated laminated plate type edge member of the present invention;
FIG. 5 is a schematic view of an end extension of a concrete sheet of the in-line prefabricated overlapping panel edge member of the present invention;
FIG. 6 is a schematic view of a steel reinforcement cage arranged inside a linear prefabricated overlapped plate type edge member;
FIG. 7 is a schematic view of a steel reinforcement cage with a truss arranged inside the linear prefabricated overlapped plate type edge member;
FIG. 8 is a schematic representation of the truss reinforcement of the present invention;
FIG. 9 is a first schematic view of a connecting joint of a longitudinal steel bar pin joint structure between an upper layer and a lower layer of a prefabricated overlapped plate type edge member;
FIG. 10 is a second schematic view of a connecting joint of the longitudinal steel bar pin joint structure between the upper and lower layers of the prefabricated overlapped plate type edge member of the present invention;
FIG. 11 is a schematic plan view of a prefabricated laminated panel L-shaped edge member of the present invention;
FIG. 12 is an exploded view of the prefabricated laminated panel L-shaped edge member of the present invention;
FIG. 13 is a schematic view of a prefabricated laminated panel L-shaped edge member assembly of the present invention;
FIG. 14 is a schematic plan view of a prefabricated laminated panel T-shaped edge member of the present invention;
FIG. 15 is an exploded view of the prefabricated laminated panel T-shaped edge member of the present invention;
FIG. 16 is a schematic view of a prefabricated laminated panel T-shaped edge member assembly of the present invention;
FIG. 17 is a schematic plan view of a prefabricated laminated panel + type edge member of the present invention;
FIG. 18 is an exploded view of a prefabricated laminated panel + type edge member of the present invention;
FIG. 19 is a schematic view of a prefabricated laminated panel + type edge member assembly of the present invention;
FIG. 20 is a schematic plan view of a prefabricated laminated panel Z-shaped edge member of the present invention;
FIG. 21 is an exploded view of the prefabricated laminated panel Z-shaped edge member of the present invention;
FIG. 22 is a schematic view of a prefabricated laminated panel Z-shaped edge member assembly of the present invention;
FIG. 23 is a schematic plan view of a prefabricated overlapping panel U-shaped edge member of the present invention;
FIG. 24 is an exploded view of the prefabricated overlapping panel U-shaped edge member of the present invention;
FIG. 25 is a schematic view of a prefabricated laminated panel U-shaped edge member assembly of the present invention;
in the figure: 1. a line-shaped edge member; 2. prefabricating a concrete thin plate; 3. longitudinal reinforcing steel bars; 4. hooping; 5. truss reinforcing steel bars; 6. stretching the ribs; 7. the longitudinal ribs are pinned.
The specific implementation mode is as follows:
example 1:
the utility model provides a prefabricated coincide board-like edge component, this prefabricated coincide board-like edge component forms for a line edge component 1 or the concatenation of a plurality of line edge component, line edge component be by two-layer precast concrete sheet 2 and pre-buried at two-layer closed cyclic annular longitudinal reinforcement 3 and stirrup 4 in the precast concrete sheet constitute, two-layer pre-buried drawknot muscle 6 between the precast concrete sheet, one shape edge component is two-layer closed cyclic annular longitudinal reinforcement handing-over each other overlap and form the handing-over space, insert the pin joint and indulge muscle 7 and form the pin joint structure in the handing-over space that forms, prefabricated coincide board-like edge component is two-layer closed cyclic annular longitudinal reinforcement handing-over each other overlap and form the handing-over space, insert the pin joint and indulge muscle 7 and form the pin joint structure in the handing-over space that forms.
Example 2:
according to the prefabricated laminated plate type edge component in the embodiment 1, truss reinforcements 5 are embedded between two layers of prefabricated concrete sheets, and the stirrups are closed rings.
Example 3:
the prefabricated overlapping panel edge component of embodiment 1 or 2, said prefabricated overlapping panel edge component being in the shape of a straight line, or L-shape, or T-shape, or + shape, or Z-shape, or U-shape.
The L-shaped splicing method comprises the following steps: the combination is carried out by adjusting the width and the thickness of the thin plate of the linear edge component and the extending length of the annular stirrup.
The T-shaped splicing method comprises the following steps: the middle part of the single-side thin plate of the linear edge component is provided with a seam, and the middle part of the single-side thin plate of the linear edge component is combined with another linear edge component by adjusting the extending length of the annular reinforcing steel bar. Connecting pieces are arranged on the linear edge members to be combined. The edge member is temporarily fixed according to the form of the edge member before the laminated plate type edge member is installed.
Example 4:
a method of producing a prefabricated laminated panel edge component, the method comprising the steps of:
(1) firstly erecting a concrete sheet template on one side, coating a release agent in the template, and placing a pre-bound edge member reinforcement cage;
(2) placing a reinforcement cage into a supported template, placing a certain number of reinforcement protective layer cushion blocks, and embedding and fixing a water and electricity line box, a temporary support piece and other embedded pieces;
(3) pouring cast-in-place concrete to the upper surface of the template, vibrating the concrete, statically stopping the concrete and galling, maintaining the poured concrete to reach the hoisting strength, and turning the concrete sheet with the reinforcement cage for later use;
(4) erecting a concrete sheet template on the other side, arranging a superposed edge member thickness control device, coating a release agent, embedding and fixing a water and electricity line box, embedding a temporary support piece and other embedded pieces;
(5) pouring and vibrating concrete, pressing the reinforcing steel bar at the other side of the spare concrete thin plate with the reinforcing cage into a template after pouring the concrete, and ensuring the total thickness of the overlapped plate type edge member and the relative position relation of the two layers of concrete thin plates;
(6) and (4) roughening the inner surface of the concrete and steaming to finish the production of the prefabricated laminated plate type edge member.
Claims (4)
1. A prefabricated laminated panel edge component characterized by: this prefabricated coincide board-like edge component forms for a line edge component or the concatenation of a plurality of line edge component, line edge component be by two-layer precast concrete sheet metal and pre-buried two-layer the precast concrete sheet metal in the closed ring-shaped longitudinal reinforcement and the stirrup constitute, two-layer the precast concrete sheet metal between pre-buried drawknot muscle, upper and lower two-layer the closed ring-shaped longitudinal reinforcement handing-over each other overlap and form the handing-over space, insert the pin joint in the handing-over space that forms and indulge the muscle and form the pin joint structure.
2. A prefabricated laminated panel edge unit as claimed in claim 1, wherein: truss steel bars are pre-embedded between the two layers of precast concrete sheets, and the stirrups are closed rings.
3. A prefabricated laminated panel edge unit as claimed in claim 1, wherein: the prefabricated laminated plate type edge member is in a straight shape, an L shape, a T shape, a + shape, a Z shape or a U shape.
4. A method of producing a prefabricated laminated panel edge component as claimed in claims 1 to 3, characterised by:
the method comprises the following steps:
(1) firstly erecting a concrete sheet template on one side, coating a release agent in the template, and placing a pre-bound edge member reinforcement cage;
(2) placing a reinforcement cage into a supported template, placing a certain number of reinforcement protective layer cushion blocks, and embedding and fixing a water and electricity line box, a temporary support piece and other embedded pieces;
(3) pouring cast-in-place concrete to the upper surface of the template, vibrating the concrete, statically stopping the concrete and galling, maintaining the poured concrete to reach the hoisting strength, and turning the concrete sheet with the reinforcement cage for later use;
(4) erecting a concrete sheet template on the other side, arranging a superposed edge member thickness control device, coating a release agent, embedding and fixing a water and electricity line box, embedding a temporary support piece and other embedded pieces;
(5) pouring and vibrating concrete, pressing the reinforcing steel bar at the other side of the spare concrete thin plate with the reinforcing cage into a template after pouring the concrete, and ensuring the total thickness of the overlapped plate type edge member and the relative position relation of the two layers of concrete thin plates;
(6) and (4) roughening the inner surface of the concrete and steaming to finish the production of the prefabricated laminated plate type edge member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910895099.9A CN110700485A (en) | 2019-09-20 | 2019-09-20 | Prefabricated laminated plate type edge member and production method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910895099.9A CN110700485A (en) | 2019-09-20 | 2019-09-20 | Prefabricated laminated plate type edge member and production method thereof |
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| Publication Number | Publication Date |
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| CN110700485A true CN110700485A (en) | 2020-01-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910895099.9A Pending CN110700485A (en) | 2019-09-20 | 2019-09-20 | Prefabricated laminated plate type edge member and production method thereof |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0298008A1 (en) * | 1987-07-01 | 1989-01-04 | Juan Antonio Martinez Baena | Building element comprising prefabricated panels |
| CN106149962A (en) * | 2016-08-30 | 2016-11-23 | 黑龙江宇辉新型建筑材料有限公司 | Precast concrete shear wall and preparation method thereof |
| CN206189461U (en) * | 2016-11-11 | 2017-05-24 | 吉林森煌建筑材料集团有限公司 | Assembly folding type utility tunnel |
| CN107254933A (en) * | 2017-07-17 | 2017-10-17 | 广东省建科建筑设计院有限公司 | The high-rise single through hole precast shear wall of assembled and its assembling structure and construction method |
| CN107313517A (en) * | 2017-07-24 | 2017-11-03 | 远大住宅工业（上海）有限公司 | Overlap wall and intermediate layer laminated floor slab connecting node |
| CN206888274U (en) * | 2017-07-12 | 2018-01-16 | 赵丽红 | Composite plate shear wall ring anchor connecting node |
| CN110158645A (en) * | 2019-04-02 | 2019-08-23 | 中建科技有限公司 | Prefabricated components Hybrid connections assembly concrete pipe gallery |
| CN210917941U (en) * | 2019-09-20 | 2020-07-03 | 湖北宇辉新型建筑材料有限公司 | Prefabricated superimposed sheet type edge member |
-
2019
- 2019-09-20 CN CN201910895099.9A patent/CN110700485A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0298008A1 (en) * | 1987-07-01 | 1989-01-04 | Juan Antonio Martinez Baena | Building element comprising prefabricated panels |
| CN106149962A (en) * | 2016-08-30 | 2016-11-23 | 黑龙江宇辉新型建筑材料有限公司 | Precast concrete shear wall and preparation method thereof |
| CN206189461U (en) * | 2016-11-11 | 2017-05-24 | 吉林森煌建筑材料集团有限公司 | Assembly folding type utility tunnel |
| CN206888274U (en) * | 2017-07-12 | 2018-01-16 | 赵丽红 | Composite plate shear wall ring anchor connecting node |
| CN107254933A (en) * | 2017-07-17 | 2017-10-17 | 广东省建科建筑设计院有限公司 | The high-rise single through hole precast shear wall of assembled and its assembling structure and construction method |
| CN107313517A (en) * | 2017-07-24 | 2017-11-03 | 远大住宅工业（上海）有限公司 | Overlap wall and intermediate layer laminated floor slab connecting node |
| CN110158645A (en) * | 2019-04-02 | 2019-08-23 | 中建科技有限公司 | Prefabricated components Hybrid connections assembly concrete pipe gallery |
| CN210917941U (en) * | 2019-09-20 | 2020-07-03 | 湖北宇辉新型建筑材料有限公司 | Prefabricated superimposed sheet type edge member |
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Application publication date: 20200117 |