CN208533716U - A kind of two dimension prestressing assembled slab column system - Google Patents
A kind of two dimension prestressing assembled slab column system Download PDFInfo
- Publication number
- CN208533716U CN208533716U CN201820596082.4U CN201820596082U CN208533716U CN 208533716 U CN208533716 U CN 208533716U CN 201820596082 U CN201820596082 U CN 201820596082U CN 208533716 U CN208533716 U CN 208533716U
- Authority
- CN
- China
- Prior art keywords
- shear wall
- prefabricated
- wall cylinder
- column
- precast
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 4
- 238000011160 research Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 14
- 210000001503 joint Anatomy 0.000 description 10
- 230000002457 bidirectional effect Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 230000035939 shock Effects 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000000295 complement effect Effects 0.000 description 2
- 239000004567 concrete Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000011178 precast concrete Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 210000002435 tendon Anatomy 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Landscapes
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The embodiments of the present invention disclose a kind of two dimension prestressing assembled slab column system, it is related to new builing structure technical field, the prefabricated sheet-pile frame of the structure is connected in a manner of horizontal prestressing force, prefabricated shear wall is linked and packed into cylinder in a manner of vertical prestressing, overall assembled sheet-pile-tube structure of two dimension prestressing is ultimately formed, to improve the anti-seismic performance of structure entirety.It include: precast column unit and prefabricated component, the precast column unit and prefabricated component connect into sheet-pile frame structure in such a way that level is prestressed, mainly undertake the vertical load of structure；It is equipped with precast shear wall cylinder in the sheet-pile frame structure, increases the Lateral resisting ability of architecture entirety by applying vertical prestressing to precast shear wall part and being assembled into cylinder, mainly undertakes the horizontal loading of structure.The utility model is applicable in Architectural Structure Design and structural research analytical technology engineering.
Description
Technical Field
The invention relates to the technical field of novel building structures. In particular to a bidirectional prestress assembled plate-column structure system.
Background
The prefabricated monolithic plate column system (IMS system) was originally created in 1956 by professor Branko zezezely from the south schoolsevier institute of materials, a building system that has found widespread use in many countries and regions throughout the world. The prefabricated building can be subjected to modular design, some construction processes are saved, and the production efficiency is obviously improved. In China, the prefabricated building serves as a new product, meets the development of the building industry and the continuous improvement of the environmental protection requirement, adapts to the development direction of green buildings, and has good development prospect.
Although the pre-stressed assembled plate-column system is tested twice by strong earthquakes in the front southern Slaff area, the good earthquake resistance performance is shown, because the existing structural system only applies horizontal pre-stress to the structural system during the assembly construction so as to enhance the stability of the whole structure, the structural system serving as a frame structure for resisting the strong earthquakes still needs to further enhance the earthquake resistance capability of the whole structure.
Disclosure of Invention
In view of this, the embodiment of the present invention provides a bidirectional pre-stressed assembled slab-column structure system, in which a vertical pre-stressed assembled shear wall cylinder is arranged in a horizontal pre-stressed assembled slab-column structure, so as to increase the lateral displacement resistance of the slab-column structure, thereby improving the seismic performance thereof.
In order to achieve the above purpose, the embodiment of the invention adopts the following technical scheme:
in a first aspect, an embodiment of the present invention provides a bidirectional prestressed fabricated plate-column structural system, including: the prefabricated column component and the prefabricated slab component are connected into a slab-column frame structure through horizontal prestress, a prefabricated shear wall cylinder is arranged in the slab-column frame structure, and the prefabricated shear wall cylinder is used for increasing the integral lateral movement resistance of the system structure by applying vertical prestress on the prefabricated shear wall part and assembling the prefabricated shear wall cylinder into a cylinder.
Preferably, the prefabricated shear wall cylinder is connected to the slab-column frame structure through a connecting beam; or,
the prefabricated shear wall cylinder is flexibly connected to the plate column frame structure through the energy dissipater.
Preferably, the prefabricated shear wall cylinder is provided with a vertically prestressed duct.
Preferably, the prestressed steel bundles are inserted into the prestressed duct.
Preferably, the prefabricated shear wall cylinder is formed by connecting and assembling a plurality of prefabricated shear wall cylinder sections through vertical prestress.
Preferably, the vertical butt joint structure of the upper and lower adjacent prefabricated shear wall cylinder sections comprises: straight structure and/or mortise and tenon structure.
Preferably, the up-and-down butting position of the cylinder section is arranged at the middle part of each layer or at the middle part of 2n +1 layers in the frame structure, n is more than or equal to 1, and n is an integer.
Preferably, the prefabricated shear wall cylinder section is assembled by prefabricated components with L-shaped, U-shaped and/or straight structures.
Preferably, the prefabricated shear wall cylinder sections are connected by the prefabricated parts at corner end connection positions in L-shaped embedded parts.
The invention provides a bidirectional prestress assembly type slab-column structure system, which is a slab-column frame structure formed by connecting a prefabricated column and a prefabricated slab member by horizontal prestress, and the slab-column structure system is formed by arranging prefabricated shear wall cylinders with vertical prestress. The vertical prestressed shear wall cylinder can bear horizontal load caused by wind load or earthquake action, and the lateral movement resistance of the structure is ensured. The integral plate column structure has horizontal prestress and vertical prestress, so that good integral stability can be kept, and the shock resistance of the integral plate column structure is enhanced.
Furthermore, as all the prefabricated components are adopted, only assembly is carried out on the construction site, and the prestressed dry-type connection is adopted, the wet operation is effectively reduced, the construction efficiency can be improved, and the overall construction cost is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of the overall structure of a bi-directional prestressed fabricated plate-column structural system according to an embodiment of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic view of a partial plan view of A in FIG. 1;
FIG. 4 is a schematic view of a partial three-dimensional structure A in FIG. 1;
FIG. 5 is a schematic view of a butt joint configuration of adjacent upper and lower prefabricated shear wall sections;
FIG. 6 is a schematic view of another abutting structure of upper and lower adjacent prefabricated shear wall cylinder sections;
FIG. 7 is a schematic view of another abutting structure of upper and lower adjacent prefabricated shear wall cylinder sections;
FIG. 8 is a schematic view of another abutting structure of upper and lower adjacent prefabricated shear wall cylinder segments;
Detailed Description
The following describes a bidirectional prestressed fabricated plate-column structural system according to an embodiment of the present invention in detail with reference to the accompanying drawings.
It should be understood that the described embodiments are only some embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1 and 2, a two-way pre-stressed assembled plate-column structure system according to an embodiment of the present invention can be applied to architectural structure design and research and analysis engineering, and includes: the prefabricated column component 1 and the prefabricated plate component 2 are connected into a plate column frame structure through horizontal prestress, and a prefabricated shear wall cylinder 3 is arranged in the plate column frame structure.
It can be understood that the bidirectional prestress means that prestress is applied in the transverse direction and the longitudinal direction, and the lateral movement resistance of the whole system structure is increased by applying vertical prestress to the prefabricated shear wall part and assembling the prefabricated shear wall part into a cylinder structure; the precast column can be a precast steel column, a high-strength plastic column, a precast concrete column or a precast glass steel column, and the precast slab can be a precast steel plate, a high-strength plastic plate, a precast concrete plate or a precast glass steel plate. The prefabricated barrel type shear wall can bear horizontal load and vertical load caused by wind load or earthquake action and prevent the shearing and damage of the structure, a plurality of barrel type shear walls can be arranged, the specific arrangement positions can be arranged at barrel structures such as an elevator shaft, a toilet and a pipe shaft, the barrel type shear walls can also be arranged at the periphery of the whole structure and used as a structural outer frame, or the barrel type shear walls and the barrel type shear walls are arranged in an inner-outer mixing mode to form an effective lateral force resisting structural system and enhance the whole earthquake resistance; the prefabricated shape, structure, specification and the like of the wall body are determined according to construction conditions, the prefabricated shape, structure, specification and the like can be processed into a U shape, an L shape or a straight shape, the prefabricated shear wall cylinder body can be manufactured in site construction, and can also be prefabricated, processed and conveyed to a construction site in a factory for direct use.
The embodiment of the invention has the technical characteristics that: 1) all components are prefabricated, including shear wall cylinders; 2) all components are connected in a prestressed manner.
The invention provides a bidirectional prestress assembly type slab-column structure system, which is a slab-column frame structure formed by connecting a prefabricated column and a prefabricated slab member by horizontal prestress, and the slab-column structure system is formed by arranging prefabricated shear wall cylinders with vertical prestress. The vertical prestressed shear wall cylinder can bear horizontal load caused by wind load or earthquake action, and the lateral movement resistance of the structure is ensured. The integral plate column structure has horizontal prestress and vertical prestress, so that good integral stability can be kept, and the shock resistance of the integral plate column structure is enhanced.
Furthermore, as all the prefabricated components are adopted, only assembly is carried out on the construction site, and the prestressed dry-type connection is adopted, the wet operation is effectively reduced, the construction efficiency can be improved, and the overall construction cost is reduced.
Furthermore, because the structural system adopts a prefabricated structure, the member can be processed and manufactured in advance in a factory or on site, and the quality of the member can be effectively ensured; and the bidirectional prestress effectively improves the structural integrity, thereby improving the shock resistance of the structure.
In this embodiment, the prefabricated shear wall cylinder may be a steel structure, and as a preferred embodiment, the prefabricated shear wall cylinder is a concrete shear wall cylinder.
In this embodiment, because the prefabricated shear wall is generally cast by a mold in the early stage, in order to reduce the type and number of mold opening, preferably, the shape and/or specification of the shear wall are the same; certainly, in order to adapt to building sites with different shapes, the shear wall can adopt the same shape and specification or different shapes and specifications. The specification specifically refers to the weighing standards of the same prefabricated shear wall, such as size, volume, weight and the like.
Referring to fig. 1 and 2, in the embodiment, the prefabricated shear wall cylinder is connected to the frame structure in many ways, which may be a direct connection or an indirect connection, and preferably, the prefabricated shear wall cylinder is connected to the slab-column frame structure through a coupling beam 4; it will be appreciated that the coupling beam, preferably a steel beam, should have sufficient stiffness and stability as a connector to transfer horizontal loads (including wind loads and seismic effects) of the slab-column frame; as an integral structure system, the horizontal load of the whole structure is mainly borne by the shear wall cylinder, and the vertical load is mainly borne by the plate column frame; and an earthquake-proof structure with clear stress and work division cooperation is formed.
Or the prefabricated shear wall cylinder is flexibly connected to the slab-column frame structure through the energy dissipater 9. It can be understood that through the connection of flexible connectors such as energy dissipaters, an energy dissipation and shock absorption system in the structural system can be formed, and the anti-seismic performance is further improved.
Referring to fig. 2 to 4, in the present embodiment, as an alternative embodiment, a vertical prestressed duct 5 is provided on the prefabricated shear wall cylinder.
It will be understood that the predetermined positions and number of said ducts 5 depend on the specific operating conditions for the calculation and design, said prestressed ducts being mainly used as interposed prestressed tendons.
Referring to fig. 2 to 4, in this embodiment, as an alternative embodiment, the prestressed tendons 6 are inserted into the prestressed duct. The specific stretching mode of the prestressed reinforcement in construction is determined according to the working condition of a construction site, the embodiment is not limited, and the integrity of the structure can be further enhanced by arranging the prestressed steel beams in the pore channel.
Referring to fig. 1, 2, 4 to 8, in this embodiment, as another alternative embodiment, the prefabricated shear wall cylinder 3 is assembled by abutting a plurality of prefabricated shear wall cylinder segments 7 up and down.
It can be understood that the construction can be simplified by assembling the shear wall 3 by using prefabricated components; the shape, structure and specification of the shear wall 3 are different according to specific working conditions, so the shape, structure and the like of the shear wall 7 forming the cylinder section are different, the cylinder section of the shear wall can be directly prefabricated into a finished product or a semi-finished product component, and preferably, the cylinder section of the prefabricated shear wall is assembled by prefabricated components in an L shape, a U shape and/or a straight shape.
Referring to fig. 7 and 8, in the embodiment, since the prefabricated shear wall cylinder section is assembled by the L-shaped, U-shaped and/or linear prefabricated components, the connection mode between the prefabricated components is very important, and can be a mode of overlapping the angle ends 11 by using steel bars and casting concrete in situ; as an alternative embodiment, the prefabricated parts can be connected and assembled into a part of the shear wall body by adopting L-shaped embedded parts 12 at the corner ends. The connection is realized in an embedded part mode, so that wet operation can be reduced, and the working efficiency is improved.
It will be understood that the upper and lower barrel sections may be in stud butt joints, or in other forms, preferably, as shown in fig. 5 to 8, and the vertical butt joint of the upper and lower adjacent prefabricated shear wall barrel sections includes: straight butt joint and/or mortise and tenon butt joint. For example, referring to fig. 6 and 7, when mortise and tenon butting is adopted, concave and convex toothed key grooves are formed in the upper prefabricated shear wall cylinder section; the lower prefabricated shear wall cylinder section is provided with a tooth-shaped key groove which is concave-convex complementary with the upper prefabricated shear wall cylinder section; when the upper prefabricated shear wall cylinder section is in butt joint with the lower prefabricated shear wall cylinder section, the upper groove is in accurate butt joint with the lower complementary bulge, so that relative sliding of the upper cylinder section and the lower cylinder section is avoided. The shape of the toothed key groove may also be various, such as a rectangle, a square, or a trapezoid, a circular truncated cone, etc., which is not limited in this embodiment, and examples of specific implementations of the abutting engagement structure are provided to help the public to understand the solution described in this embodiment, and should not be construed as limiting the solution of this embodiment. Through inciting somebody to action the section of thick bamboo is prefabricated into above-mentioned mortise and tenon structure, when the installation, the mortise and tenon structure can play installation location guide effect, assembles the completion back, can realize laminating closely between two liang of adjacent section of thick bamboo sections, and the mortise and tenon butt joint mode can play the interlock effect moreover to improve the ability of shearing between adjacent shear force wall section of thick bamboo. Referring to fig. 5 and 8, when the friction force of the contact surfaces is large enough not to cause relative slip, other methods such as straight butt joint may be used.
Referring to FIG. 4, in this embodiment, as an alternative embodiment, the upper and lower abutting positions 10 of the barrel sections are arranged at the middle part of each layer or at the middle part of 2n +1 layers in the frame structure, where n is equal to or greater than 1 and n is an integer.
It should be noted that, in this document, the emphasis points of the solutions described in the embodiments are different, but there is a correlation between the embodiments, and in understanding the solution of the present invention, the embodiments may be referred to each other; in the embodiments of the present application, when a technical feature element is connected to another technical feature element, the technical feature element may be directly connected to another technical feature element, or an intervening additional technical feature element may exist; in addition, relational terms such as one and the other, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. To the extent that there is no more limitation, an element defined by the phrase "comprising one.. does not preclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element
The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. A bi-directional pre-stressed assembled plate-column structural system, comprising: the prefabricated column component and the prefabricated slab component are connected into a slab-column frame structure through horizontal prestress, a prefabricated shear wall cylinder is arranged in the slab-column frame structure, and the vertical prestress is applied to the prefabricated shear wall part to assemble the prefabricated shear wall cylinder to increase the integral lateral movement resistance of the system structure.
2. The plate column structural system of claim 1, wherein the precast shear wall cylinder is connected to the plate column frame structure by a coupling beam; or,
the prefabricated shear wall cylinder is flexibly connected to the plate column frame structure through the energy dissipater.
3. The plate column structural system of claim 1, wherein the prefabricated shear wall cylinder is provided with vertically prestressed ducts.
4. The plate column structural system according to claim 3, wherein prestressed steel strands are inserted into the prestressed channels.
5. The plate column structure system of any one of claims 1 to 4, wherein the prefabricated shear wall cylinder is assembled from a plurality of prefabricated shear wall cylinder sections through vertical pre-stress connection.
6. The plate column structure system of claim 5, wherein the vertical abutting structure of the upper and lower adjacent prefabricated shear wall cylinder sections comprises: mortise and tenon structure and/or straight structure.
7. The plate-column structural system of claim 5, wherein the upper and lower seam positions of the barrel section are arranged in the middle of each layer or in the middle of 2n +1 layers in the frame structure, n is greater than or equal to 1, and n is an integer.
8. The plate column structural system of claim 5, wherein the precast shear wall cylinder segments are assembled from precast elements having a structure of "L" -shaped, "U" -shaped, and/or straight.
9. The plate column structural system of claim 8, wherein the precast shear wall barrel sections are connected by the precast elements at corner end connections in an "L" pattern embedment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820596082.4U CN208533716U (en) | 2018-04-24 | 2018-04-24 | A kind of two dimension prestressing assembled slab column system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820596082.4U CN208533716U (en) | 2018-04-24 | 2018-04-24 | A kind of two dimension prestressing assembled slab column system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208533716U true CN208533716U (en) | 2019-02-22 |
Family
ID=65396865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820596082.4U Active CN208533716U (en) | 2018-04-24 | 2018-04-24 | A kind of two dimension prestressing assembled slab column system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208533716U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110397164A (en) * | 2018-04-24 | 2019-11-01 | 中国矿业大学(北京) | A kind of two dimension prestressing assembled slab column system and its construction method |
| CN110939474A (en) * | 2019-10-09 | 2020-03-31 | 天地科技股份有限公司 | Prefabricated pillar of bellows mortise and tenon structure skeleton for underground coal mine |
| CN112482554A (en) * | 2020-11-02 | 2021-03-12 | 浙大城市学院 | Large-space slab column-seismic wall structure supported by V-shaped tree-shaped wall column and application |
-
2018
- 2018-04-24 CN CN201820596082.4U patent/CN208533716U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110397164A (en) * | 2018-04-24 | 2019-11-01 | 中国矿业大学(北京) | A kind of two dimension prestressing assembled slab column system and its construction method |
| CN110397164B (en) * | 2018-04-24 | 2024-09-27 | 中国矿业大学(北京) | Bidirectional prestress assembled plate column structure system and construction method thereof |
| CN110939474A (en) * | 2019-10-09 | 2020-03-31 | 天地科技股份有限公司 | Prefabricated pillar of bellows mortise and tenon structure skeleton for underground coal mine |
| CN112482554A (en) * | 2020-11-02 | 2021-03-12 | 浙大城市学院 | Large-space slab column-seismic wall structure supported by V-shaped tree-shaped wall column and application |
| CN112482554B (en) * | 2020-11-02 | 2021-11-30 | 浙大城市学院 | Large-space slab column-seismic wall structure supported by V-shaped tree-shaped wall column and application |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208533716U (en) | A kind of two dimension prestressing assembled slab column system | |
| CN102635197A (en) | Prefabricated reinforced concrete component with grooves and manufacturing method thereof | |
| CN108999288B (en) | Prefabricated assembled beam column node | |
| CN103388357A (en) | Shock-proof prefabricated steel tube shear wall mixed structural building | |
| CN110344530B (en) | Local laminated slab connecting joint and construction method thereof | |
| CN104179249A (en) | Assembled composite-structure earthquake-resistant wall and assembly method thereof | |
| CN111877546B (en) | Fabricated frame beam-column wet joint with buckling restrained brace and construction method | |
| CN111335464B (en) | Beam column connecting joint of fabricated concrete structure and construction method thereof | |
| CN201024538Y (en) | Prefabricated prestressed concrete structural beam, column mixed connection node | |
| CN105297921A (en) | Prefabricated plate and prefabricated wall joint and construction method thereof | |
| CN214941252U (en) | Hidden corbel assembly type concrete beam column anti-seismic node structure | |
| CN103334525A (en) | One-way prestressed laminated slab structure and construction method thereof | |
| CN203334423U (en) | Rebar joint structure of prefabricated stacked balcony slab and main body | |
| CN109680833B (en) | Self-supporting prefabricated steel reinforced concrete wall plate component, wall, structural system and manufacturing method | |
| CN110397164A (en) | A kind of two dimension prestressing assembled slab column system and its construction method | |
| CN105275091A (en) | Prefabricated slab and prefabricated beam connection node and construction method thereof | |
| CN216338993U (en) | Longitudinal joint for steel-UHPC (ultra high performance concrete) assembled pi-shaped combination beam | |
| CN201162299Y (en) | Unidirectional underplate concrete bidirectional superimposed sheet | |
| CN211714180U (en) | Assembled concrete frame structure | |
| CN211735744U (en) | Assembled reinforced concrete beam column section connection structure | |
| CN204590336U (en) | A kind of overlapped shear wall based on half prefabricated ultra-tough steel concrete | |
| CN210105041U (en) | Self-supporting prefabricated steel reinforced concrete wallboard component, wall and structural system | |
| KR102107666B1 (en) | Long Span Composite Beam And Long Span Structure Construction Method Using The Same | |
| CN204112582U (en) | Combination multi-ribbed plate and assembling slab column system | |
| CN112031231B (en) | Full-assembly type floor system and prefabricated floor cover plate unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190426 Address after: 100083 Beijing City, Haidian District Institute of Rutosids No. 11 Co-patentee after: CSCEC Beijing Architectural Science and Technology Research Institute Co., Ltd. Patentee after: China University of Mining & Technology, Beijing Address before: 100083 Beijing City, Haidian District Institute of Rutosids No. 11 Patentee before: China University of Mining & Technology, Beijing |