CN104763079A - Foldable assembled integral concrete shear wall structure - Google Patents
Foldable assembled integral concrete shear wall structure Download PDFInfo
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- CN104763079A CN104763079A CN201510105739.3A CN201510105739A CN104763079A CN 104763079 A CN104763079 A CN 104763079A CN 201510105739 A CN201510105739 A CN 201510105739A CN 104763079 A CN104763079 A CN 104763079A
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Abstract
The invention relates to assembled concrete structures, particularly to a foldable assembled integral concrete shear wall structure which aims at solving the problems that the existing assembled integral concrete shear wall structure is inconvenient to convey, difficult to be manufactured and poor in connection strength. The foldable assembled integral concrete shear wall structure comprises an L-shaped prefabricated shear wall and or a T-shaped prefabricated shear wall; two walls of the L-shaped prefabricated shear wall are hinged to each other; two walls of the T-shaped prefabricated shear wall are hinged to each other; each hinged structure is formed by a pre-embedded circular stirrup and circular pipe. During construction, the L-shaped prefabricated shear wall and or the T-shaped prefabricated shear wall are hoisted to a foundation to enable vertical thread ribs formed on the foundation to penetrate the circular pipe of the L-shaped prefabricated shear wall and or the circular pipe of the T-shaped prefabricated shear wall so as to enable the circular pipe of the L-shaped prefabricated shear wall and or the circular pipe of the T-shaped prefabricated shear wall to be pulled out upward and hoisted away and enable the circular stirrup of the L-shaped prefabricated shear wall and or the circular stirrup of the T-shaped prefabricated shear wall and the vertical thread ribs to be bound form rebar structure columns and pour concrete. The foldable assembled integral concrete shear wall structure is high in structural strength and suitable for the 8 degrees or more than 8 degrees of seismic fortification intensity of seismic design.
Description
Technical field
the present invention relates to prefabricated concrete structure, particularly assembled monolithic concrete structure, be specially folding assembled integral concrete shear wall structure.
Background technology
people's Republic of China (PRC) industry standard JGJ1-2014 is " prefabricated concrete structure tecnical regulations ".This code only relate to assembled monolithic concrete structure.The main scope of application of this code is assembled integral concrete frame structure and assembled integral concrete shear wall structure.Assembled integral concrete shear wall structure is made up of various precast shear wall.According to code: precast shear wall should adopt in-line, also L shape, T-shaped or U-shaped can be adopted.The patent No. be 200410064569.0 Chinese invention patent disclose one " prefab assembled houses ", " L " shape wall corner skirt board prefabricated component (1) involved in " prefab assembled houses " and "T"-shaped partition wall gusset piece prefabricated component (3) should just belong to L shape, T-shaped precast shear wall.Existing L shape and T-shaped precast shear wall are fixed (non-collapsible) structure, and its volume, size are comparatively large, and transport is inconvenient; Its moulding form is difficult to manufacture, and brings difficulty to the manufacture of precast shear wall; According to code: each precast shear wall in assembled integral concrete shear wall structure be adopt reinforced bar sleeve to be in the milk to be connected between floor, not only difficulty of construction is large, and as the connection between the floor of multilayer or highrise building and floor, intensity is relatively poor.
Summary of the invention
the present invention solves the transport inconvenience that existing assembled integral concrete shear wall structure brings for fixed (non-collapsible) structure due to L shape and/or T-shaped precast shear wall, the problem that manufacture is difficult and bonding strength is relatively poor, there is provided a kind of folding assembled integral concrete shear wall structure, the L shape and/or the T-shaped precast shear wall that form this shear wall structure are folding structure.
the present invention adopts following technical scheme to realize: folding assembled integral concrete shear wall structure, comprises precast shear wall, and precast shear wall comprises L shape and/or T-shaped precast shear wall; The node of two walls of L shape precast shear wall is hinged: a side end face of a wall of L shape precast shear wall and the metope of another wall are reserved with the circular stirrups of upper and lower concentric arrangement respectively, circular stirrups on two walls of L shape precast shear wall is staggeredly located, and a pipe inserts the circular stirrups on two walls of L shape precast shear wall simultaneously and realizes being hinged of two walls of L shape precast shear wall; The node of two walls of T-shaped precast shear wall is hinged: the metope of a wall of T-shaped precast shear wall and a side end face of another wall are reserved with the circular stirrups (each wall of formation L shape, T-shaped precast shear wall comprises both sides end face, upper and lower end face and front and back metope) of upper and lower concentric arrangement respectively, circular stirrups on two walls of T-shaped precast shear wall is staggeredly located, and a pipe inserts the circular stirrups on two walls of T-shaped precast shear wall simultaneously and realizes being hinged of two walls of T-shaped precast shear wall.L shape and/or T-shaped precast shear wall are made articulated structure, L shape and/or T-shaped precast shear wall is folded, facilitates transport.Simplify the structure of moulding form, moulding form is easily manufactured, made the manufacture of precast shear wall convenient.
further, the vertical abutment joint in floor between contiguous prefabricated shear wall adopts emboss pit to connect, and a vertical contact surface namely between contiguous prefabricated shear wall has on upper and lower fin, another vertical contact surface and has the groove coordinated with fin.Emboss pit link enhancement bonding strength.Vertical abutment joint in floor between contiguous prefabricated shear wall, on the basis that emboss pit connects, uses high strength glue bond, to increase bonding strength further.
further, in floor, contiguous prefabricated shear wall is respectively equipped with metal embedded part at the upper and lower end of respective vertical contact surface, when after contiguous prefabricated shear wall docking, by two relative metal embedded part welding, to increase bonding strength further.Described metal embedded part is angle bar, and like this, metal embedded part also can weld with the respective metal built-in fitting on basis or floor, replaces the method that the grouting of existing reinforced bar sleeve connects, increases integrated connection intensity, improve antidetonation rank.
the construction method of folding assembled integral concrete shear wall structure of the present invention, comprises basis of formation, and the screw thread that the position that basis is assembled the node of L shape and/or T-shaped precast shear wall is reserved with upwards erects muscle; L shape and/or T-shaped precast shear wall are lifted on basis, screw thread on basis is erected pipe that muscle penetrates L shape and/or T-shaped precast shear wall, L shape and/or T-shaped precast shear wall are launched by folded state, pipe is upwards extracted out from L shape and/or T-shaped precast shear wall and hangs away, circular stirrups on L shape and/or T-shaped precast shear wall and screw thread are erected muscle colligation and forms reinforcement constitution post, at the peripheral fixed die template of reinforcement constitution post, on-the-spot to concreting formation concrete-constituted pile in reinforcement constitution post; Screw thread erects muscle and upwards extends, and repeats said process, makes L shape and/or T-shaped precast shear wall upwards superpose and form multilayer or high-level structure (building).By this construction method, make each L shape precast shear wall in whole assembled integral concrete shear wall structure, each T-shaped precast shear wall is connected up and down by concrete-constituted pile, form the connection string structure of similar " sugarcoated haws ", the concrete-constituted pile be connected with basis infinitely can extend to attic to upper strata, drastically increases the bonding strength of whole assembled integral concrete shear wall structure.
further, arrange by the horizontal longitudinal bar net of stirrup colligation and horizontal cross reinforcement net in the upper surface of L shape and/or T-shaped precast shear wall, horizontal longitudinal bar net and horizontal cross reinforcement net erect the crossing also colligation of muscle with the screw thread on basis, and scene forms level collar tie beam in length and breadth to concreting in horizontal longitudinal bar net and horizontal cross reinforcement net.Level collar tie beam structure is in length and breadth passed through crossing with the vertical concrete-constituted pile of shear wall, defines the 3 D stereo post and beam structure that collar tie beam and vertical constructional column are in length and breadth integrated, and improves bulk strength and antidetonation rank further.
the present invention is compared with existing product/technology, there is higher structural strength, bonding strength between each precast shear wall is high, and when suffering outside destroy or intense impact (as earthquake, typhoon), the connected node between each precast shear wall and between shear wall and floor can not be destroyed.Concrete structure of the present invention is applicable to the seismic design that seismic fortification intensity is more than 8 degree and 8 degree.The present invention also has that component is easy to manufacture, convenient transportation, the simple feature of construction.
Accompanying drawing explanation
fig. 1 is the schematic cross section of shear wall structure of the present invention;
fig. 2 is the vertical section schematic diagram of shear wall structure of the present invention;
fig. 3 is the structural representation (not showing pipe) under L shape precast shear wall folded state;
fig. 4 is the structural representation (not showing pipe) under L shape precast shear wall deployed condition;
fig. 5 is the structural representation (not showing pipe) under T-shaped precast shear wall folded state;
fig. 6 is the structural representation (not showing pipe) under T-shaped precast shear wall deployed condition;
fig. 7 is the structural representation of a wall of L shape, T-shaped precast shear wall;
fig. 8 is the structural representation of another wall of T-shaped precast shear wall;
fig. 9 is circular tube structure schematic diagram;
figure 10 is the emboss pit syndeton schematic diagram between contiguous prefabricated shear wall;
figure 11 is the structural representation that contiguous prefabricated shear wall arranges metal embedded part on respective vertical contact surface.
in figure: 1-circular stirrups, 2-pipe, 3-card rib, 4-metal embedded part.
Detailed description of the invention
folding assembled integral concrete shear wall structure, comprises precast shear wall, and precast shear wall comprises L shape and/or T-shaped precast shear wall; The node of two walls of L shape precast shear wall is hinged: a side end face of a wall of L shape precast shear wall and the metope of another wall are reserved with the circular stirrups 1 of upper and lower concentric arrangement respectively, circular stirrups on two walls of L shape precast shear wall is staggeredly located, and a pipe 2 inserts the circular stirrups on two walls of L shape precast shear wall simultaneously and realizes being hinged of two walls of L shape precast shear wall; The node of two walls of T-shaped precast shear wall is hinged: the metope of a wall of T-shaped precast shear wall and a side end face of another wall are reserved with the circular stirrups 1 of upper and lower concentric arrangement respectively, circular stirrups on two walls of T-shaped precast shear wall is staggeredly located, and a pipe 2 inserts the circular stirrups on two walls of T-shaped precast shear wall simultaneously and realizes being hinged of two walls of T-shaped precast shear wall.The upper end of described pipe 2 is provided with card rib 3, comes off to prevent pipe 2.Vertical abutment joint in floor between contiguous prefabricated shear wall adopts emboss pit to connect, and a vertical contact surface namely between contiguous prefabricated shear wall has the groove (as shown in Figure 10) upper and lower fin, another vertical contact surface having and coordinates with fin.Vertical abutment joint in floor between contiguous prefabricated shear wall, on the basis that emboss pit connects, uses high strength glue bond.In floor, contiguous prefabricated shear wall is respectively equipped with metal embedded part 4 at the upper and lower end of respective vertical contact surface, when after contiguous prefabricated shear wall docking, by two relative metal embedded part welding, described metal embedded part 4 is angle bar, like this, metal embedded part also can weld with the respective metal built-in fitting on basis or floor, replaces the method that the grouting of existing reinforced bar sleeve connects.
the construction method of folding assembled integral concrete shear wall structure, comprises basis of formation, and the screw thread that the position that basis is assembled the node of L shape and/or T-shaped precast shear wall is reserved with upwards erects muscle; L shape and/or T-shaped precast shear wall are lifted on basis, screw thread on basis is erected pipe 2 that muscle penetrates L shape and/or T-shaped precast shear wall, L shape and/or T-shaped precast shear wall are launched by folded state, pipe 2 is upwards extracted out from L shape and/or T-shaped precast shear wall and hangs away, circular stirrups 1 on L shape and/or T-shaped precast shear wall is erected muscle colligation with screw thread and forms reinforcement constitution post, at the peripheral fixed die template of reinforcement constitution post, on-the-spot to concreting formation concrete-constituted pile in reinforcement constitution post; Screw thread erects muscle and upwards extends, and repeats said process, makes L shape and/or T-shaped precast shear wall upwards superpose and form multilayer or high-level structure (building) (as shown in Figure 1, 2).Arrange by the horizontal longitudinal bar net of stirrup colligation and horizontal cross reinforcement net in the upper surface of L shape and/or T-shaped precast shear wall, horizontal longitudinal bar net and horizontal cross reinforcement net erect the crossing also colligation of muscle with the screw thread on basis, and scene forms level collar tie beam in length and breadth to concreting in horizontal longitudinal bar net and horizontal cross reinforcement net.
Claims (10)
1. a folding assembled integral concrete shear wall structure, comprises precast shear wall, and precast shear wall comprises L shape and/or T-shaped precast shear wall; It is characterized in that the node of two walls of L shape precast shear wall is hinged: a side end face of a wall of L shape precast shear wall and the metope of another wall are reserved with the circular stirrups (1) of upper and lower concentric arrangement respectively, circular stirrups on two walls of L shape precast shear wall is staggeredly located, and a pipe (2) is inserted the circular stirrups on two walls of L shape precast shear wall simultaneously and realizes being hinged of two walls of L shape precast shear wall; The node of two walls of T-shaped precast shear wall is hinged: the metope of a wall of T-shaped precast shear wall and a side end face of another wall are reserved with the circular stirrups (1) of upper and lower concentric arrangement respectively, circular stirrups on two walls of T-shaped precast shear wall is staggeredly located, and a pipe (2) is inserted the circular stirrups on two walls of T-shaped precast shear wall simultaneously and realizes being hinged of two walls of T-shaped precast shear wall.
2. folding assembled integral concrete shear wall structure according to claim 1, is characterized in that the upper end of pipe (2) is provided with card rib (3).
3. folding assembled integral concrete shear wall structure according to claim 1 and 2, it is characterized in that the vertical abutment joint in floor between contiguous prefabricated shear wall adopts emboss pit to connect, a vertical contact surface namely between contiguous prefabricated shear wall has on upper and lower fin, another vertical contact surface and have the groove coordinated with fin.
4. folding assembled integral concrete shear wall structure according to claim 3, is characterized in that the vertical abutment joint high strength glue bond in floor between contiguous prefabricated shear wall.
5. folding assembled integral concrete shear wall structure according to claim 1 and 2, is characterized in that in floor, contiguous prefabricated shear wall is respectively equipped with metal embedded part (4) at the upper and lower end of respective vertical contact surface.
6. folding assembled integral concrete shear wall structure according to claim 3, is characterized in that in floor, contiguous prefabricated shear wall is respectively equipped with metal embedded part (4) at the upper and lower end of respective vertical contact surface.
7. folding assembled integral concrete shear wall structure according to claim 5, is characterized in that metal embedded part (4) is angle bar.
8. folding assembled integral concrete shear wall structure according to claim 6, is characterized in that metal embedded part (4) is angle bar.
9. the construction method of folding assembled integral concrete shear wall structure according to claim 1, comprises basis of formation, it is characterized in that the screw thread that the position of the node assembling L shape and/or T-shaped precast shear wall on basis is reserved with upwards erects muscle; L shape and/or T-shaped precast shear wall are lifted on basis, screw thread on basis is erected pipe (2) that muscle penetrates L shape and/or T-shaped precast shear wall, L shape and/or T-shaped precast shear wall are launched by folded state, pipe (2) is upwards extracted out from L shape and/or T-shaped precast shear wall and hangs away, circular stirrups (1) on L shape and/or T-shaped precast shear wall and screw thread are erected muscle colligation and forms reinforcement constitution post, at the peripheral fixed die template of reinforcement constitution post, on-the-spot to concreting formation concrete-constituted pile in reinforcement constitution post; Screw thread erects muscle and upwards extends, and repeats said process, makes L shape and/or T-shaped precast shear wall upwards superpose and form multilayer or high-level structure.
10. the construction method of folding assembled integral concrete shear wall structure according to claim 9, it is characterized in that arranging by the horizontal longitudinal bar net of stirrup colligation and horizontal cross reinforcement net in the upper surface of L shape and/or T-shaped precast shear wall, horizontal longitudinal bar net and horizontal cross reinforcement net erect the crossing also colligation of muscle with the screw thread on basis, and scene forms level collar tie beam in length and breadth to concreting in horizontal longitudinal bar net and horizontal cross reinforcement net.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510105739.3A CN104763079B (en) | 2015-03-11 | 2015-03-11 | Folding assembled integral concrete shear wall structure |
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| CN201510105739.3A CN104763079B (en) | 2015-03-11 | 2015-03-11 | Folding assembled integral concrete shear wall structure |
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| CN104763079A true CN104763079A (en) | 2015-07-08 |
| CN104763079B CN104763079B (en) | 2017-06-13 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107829498A (en) * | 2017-11-21 | 2018-03-23 | 北京建筑大学 | A kind of rotatable pre-buried external member and prefabricated assembled wall structure |
| CN109914649A (en) * | 2019-04-03 | 2019-06-21 | 董朝旭 | A kind of precast shear wall component based in building structure |
| CN112560148A (en) * | 2020-12-18 | 2021-03-26 | 中国二十冶集团有限公司 | BIM-based wall modeling method and system for wall end processing |
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Patent Citations (6)
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| US4472919A (en) * | 1982-05-19 | 1984-09-25 | Con-Tex Elements, Inc. | Prefabricated building panel |
| CN201395875Y (en) * | 2009-02-04 | 2010-02-03 | 南通建筑工程总承包有限公司 | L-shaped shear wall vertical connection node |
| CN102635197A (en) * | 2012-04-27 | 2012-08-15 | 初明进 | Prefabricated reinforced concrete component with grooves and manufacturing method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107829498A (en) * | 2017-11-21 | 2018-03-23 | 北京建筑大学 | A kind of rotatable pre-buried external member and prefabricated assembled wall structure |
| CN107829498B (en) * | 2017-11-21 | 2023-06-02 | 北京建筑大学 | Rotatable pre-buried external member and prefabricated wall body structure |
| CN109914649A (en) * | 2019-04-03 | 2019-06-21 | 董朝旭 | A kind of precast shear wall component based in building structure |
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| CN112560148A (en) * | 2020-12-18 | 2021-03-26 | 中国二十冶集团有限公司 | BIM-based wall modeling method and system for wall end processing |
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| CN104763079B (en) | 2017-06-13 |
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