CN214364376U - Strengthen built-up connection shear force wallboard and shear force wall - Google Patents
Strengthen built-up connection shear force wallboard and shear force wall Download PDFInfo
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- CN214364376U CN214364376U CN202023091104.8U CN202023091104U CN214364376U CN 214364376 U CN214364376 U CN 214364376U CN 202023091104 U CN202023091104 U CN 202023091104U CN 214364376 U CN214364376 U CN 214364376U
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Abstract
The utility model relates to a strengthen built-up connection shear force wallboard and shear force wall, the wallboard includes precast concrete wall body and hidden column, precast concrete wall body includes horizontal reinforcement, vertical reinforcing bar, drawknot muscle and/or stirrup, concrete, and precast concrete wall body's vertical reinforcing bar one end or both ends stretch out precast concrete wall body, the hidden column is including indulging the steel connecting piece of muscle, stirrup and vertical setting in it, in the steel connecting piece buries precast concrete wall body, the horizontal reinforcement parcel of the muscle of indulging of hidden column, stirrup and wall body is followed to its length direction. The utility model discloses have good shearing and bending resistance.
Description
Technical Field
The utility model relates to a precast shear wall field.
Background
The assembled structure has high construction speed and high intensification degree, so that the country greatly promotes the assembled construction, encourages the assembled construction of building enterprises and assembles on site. And constructing a national level assembly type building production base. 'and' increase the policy support strength, strive for about 10 years, make the proportion of the assembly type building in the newly-built building reach 30%.
The existing chinese patent 2017205249715 discloses a reinforced precast reinforced concrete shear wall and a structural system, in which a connecting member is an important factor for realizing the construction safety of a precast concrete structure, the earthquake-resistant bearing capacity of a joint surface and the earthquake-resistant ductility. However, for high-intensity areas such as 8 degrees (0.3g) and 9 degrees in China, the seismic performance of the structure needs to be further improved.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned defect of prior art, the utility model provides a strengthen built-up connection shear force wallboard and shear force wall for solve prior art to its not good technical problem of antidetonation effect of high earthquake intensity.
The technical scheme of the utility model as follows:
the utility model provides a strengthen built-up connection shear force wall board which characterized in that: including precast concrete wall body and hidden column, precast concrete wall body includes horizontal reinforcement, vertical reinforcing bar, drawknot muscle and/or stirrup, concrete, and precast concrete wall body's vertical reinforcing bar one end or both ends stretch out precast concrete wall body, the hidden column is including indulging muscle, stirrup and the vertical steel connecting piece that sets up in it, in the steel connecting piece imbeds precast concrete wall body, by the horizontal reinforcement parcel of the vertical muscle of hidden column, stirrup and wall body along its length direction.
Further, the vertical steel connecting piece is of a separating type or a full-length type.
Further, the stirrup of the hidden column is rectangular or circular.
Preferably, the stirrup of the hidden column is encrypted in the connecting area or the area with large shearing force.
Preferably, a tie bar is arranged in the hidden column, the tie bar is positioned at two sides of the steel connecting piece, and two ends of the tie bar are tied with the vertical steel bars of the wall body.
Preferably, the steel connecting piece is an I-shaped, H-shaped, L-shaped, rectangular or king-shaped steel main rod piece or a welded steel main rod piece.
Preferably, the precast concrete wall is provided with a pouring hole for vertical concrete or grouting material.
The utility model provides a strengthen built-up connection shear force wall which characterized in that: the reinforced composite connection shear wall panel is formed by vertically connecting any one of the reinforced composite connection shear wall panels, stirrups of the hidden columns are continuously arranged along the steel connecting piece, longitudinal reinforcements of the wall body are fixedly connected with the longitudinal reinforcements of the hidden columns, and concrete or grouting materials are poured in a horizontal connection area.
Specifically, the fixed connection mode is lap joint, sleeve connection or welding.
Furthermore, the horizontal connecting area is steel rib reinforced concrete poured later, the steel ribs are vertically continuous and are wrapped by vertical steel bars and transverse steel bars of the node area, and studs are arranged on the steel ribs.
Preferably, the device further comprises a horizontal steel rib. The horizontal steel rib is a steel plate, profile steel or a welded steel member.
Adopt the utility model discloses following beneficial effect has been gained:
firstly, the shear wall can improve the shear and bending resistance bearing capacity by arranging the hidden columns, and the shear performance of the existing structure is further improved by encrypting the stirrups in a connecting area or an area with large shear.
Secondly, in order to further improve the concrete constraint capacity, a tie bar is added in the hidden column.
Moreover, through setting up the steel connecting piece, the stirrup forms disconnect-type or leads to long formula reinforcing bar concrete hidden column with vertical muscle and steel connecting piece, under the earthquake power effect, can effectively retrain the concrete, prevents that the concrete from carrying forward and destroying, and then promotes the anti-seismic performance of shear force wall panel.
In addition, concrete slurry is poured into the horizontal connection area, so that the quality of concrete is improved conveniently, and the concrete in the horizontal area is compact.
Drawings
FIG. 1 is a schematic view of the reinforced prefabricated shear wall assembled in a straight line shape according to the present invention;
fig. 2 is a schematic elevation view of the present invention;
FIG. 3 is an embodiment of FIG. 2, in section A-A, with the horizontally extending rebars closed;
FIG. 4 is an embodiment of FIG. 2, in which the section A-A shows the open position of the horizontally extending reinforcing bars;
fig. 5 is an embodiment of fig. 2, in which the horizontally extending reinforcing bars are closed type, and the steel connecting member is separated from the hidden column tie bars.
Fig. 6 is a sectional view taken along line B-B in fig. 2.
In the figure, 1-precast concrete wall; 2-vertically extending out the steel bars; 3-vertical shear connectors; 4-vertical steel bars; 5-pouring holes; 6-horizontally extending out the steel bars; 7-longitudinal ribs; 8-stirrup; 9-steel connectors; 10-end reinforcing steel bar; 11-horizontal rebar; 12-tie bars.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1-6, a reinforced composite connection shear wall panel includes a precast concrete wall body 1 and a hidden column, where the precast concrete wall body 1 includes horizontal steel bars 11, vertical steel bars 4, tie bars and/or stirrups, and concrete, one end or both ends of the vertical steel bars 4 of the precast concrete wall body extend out of the precast concrete wall body to form vertical extending steel bars 2, and the other end is reserved with end steel bars 10, the hidden column includes longitudinal bars 7, stirrups 8, and steel connectors 9 vertically arranged therein, the steel connectors 9 are embedded in the precast concrete wall body 1 and wrapped by the longitudinal bars 7, the stirrups 8 of the hidden column and the horizontal steel bars 11 of the wall body along the length direction thereof, studs are arranged on the steel connectors 9, and the steel connectors and the studs form a vertical shear connector 3 together. The stirrup and the longitudinal bar form a separated or through-length type steel rib concrete embedded column with the steel connecting piece, and under the action of earthquake force, concrete can be effectively restrained, the concrete is prevented from being damaged in advance, and then the earthquake resistance of the shear wall panel is improved.
Further, the vertical steel connecting piece is of a separating type or a full-length type. The stirrup of the hidden column is rectangular or circular.
In order to improve the shearing resistance and bending resistance bearing capacity of the shear wall, the stirrups of the hidden columns are encrypted in a connecting area or an area with high shearing force.
In order to further improve the concrete constraint capacity, a tie bar 12 is arranged in the hidden column, the tie bar 12 is positioned at two sides of the steel connecting piece, and two ends of the tie bar are tied with the vertical steel bars of the wall body. The steel connecting piece is an I-shaped, H-shaped, L-shaped, rectangular or king-shaped steel main rod piece or a welded steel main rod piece.
In order to improve the concrete quality, the precast concrete wall body in the horizontal area is provided with pouring holes 5 of vertical concrete or grouting material for compacting the concrete. The pouring hole penetrates from top to bottom.
On the basis of the embodiment, when the reinforced composite connection shear wall is used, the reinforced composite connection shear wall is formed by vertically connecting the strong composite connection shear wall boards, the stirrups of the hidden columns are continuously arranged along the steel connecting piece, the longitudinal steel bars of the wall body are fixedly connected with the longitudinal steel bars of the hidden columns, and concrete or grouting materials are poured in the horizontal connection area. The reinforcing steel bars and/or the shearing resistant pieces extending out horizontally from the reinforcing combined connecting shear wall components are mutually connected with the horizontal steel bars in the horizontal node area, and form a whole with the vertical steel bars and the later poured concrete, so that the reinforcing combined connecting shear wall has better connecting and anti-seismic performance compared with the existing prefabricated shear wall.
Further, the fixed connection mode is lap joint, sleeve connection or welding.
Furthermore, the horizontal connecting area is steel rib reinforced concrete poured later, the steel ribs are vertically continuous and are wrapped by vertical steel bars and transverse steel bars of the node area, and studs are arranged on the steel ribs.
Furthermore, the device also comprises a horizontal steel rib. The horizontal steel rib is a steel plate, profile steel or a welded steel member.
The basic manufacturing sequence of the reinforced precast shear wall is as follows:
1. manufacturing a wall reinforcing steel bar net sheet and a wall tie bar;
2. fixedly connecting the hidden column stirrup, the hidden column longitudinal bar, the hidden column tie bar (if any) and the steel connecting piece into a whole to manufacture a hidden column cage with the steel connecting piece;
3. manufacturing a mould and supporting the mould;
4. laying a reinforcing mesh sheet on one side of the precast concrete wall;
5. arranging a hidden column cage with a strip steel connecting piece;
6. laying a reinforcing mesh sheet on the other side of the precast concrete wall;
7. arranging wall tie bars;
8. pouring concrete;
9. and curing the concrete to a preset strength.
The above embodiments are only given for the purpose of illustrating the technical solutions of the present invention more clearly, and are not intended to limit the present invention, and the protection scope of the present invention is subject to the scope defined by the appended claims.
Claims (9)
1. The utility model provides a strengthen built-up connection shear force wall board which characterized in that: including precast concrete wall body and hidden column, precast concrete wall body includes horizontal reinforcement, vertical reinforcing bar, drawknot muscle and/or stirrup and concrete, and precast concrete wall body is stretched out to vertical reinforcing bar one end or both ends in the precast concrete wall body, the hidden column is including indulging muscle, stirrup and the vertical steel connecting piece that sets up in it, the stirrup and the vertical muscle interval arrangement of hidden column, be provided with the shear member on the steel connecting piece, in the steel connecting piece buries precast concrete wall body, the horizontal reinforcement parcel of the vertical muscle of hidden column, stirrup and precast concrete wall body is followed to its length direction.
2. The reinforced composite connecting shear wall panel of claim 1, wherein: the steel connecting piece is of a separating type or a full-length type.
3. The reinforced composite connecting shear wall panel of claim 1, wherein: the stirrup of the hidden column is rectangular or circular.
4. The reinforced composite connecting shear wall panel of claim 3, wherein: the stirrup of the hidden column is encrypted in the connecting area or the areas with the height of not less than one third of the height of each of the two ends of the hidden column.
5. The reinforced composite connecting shear wall panel of claim 1, wherein: and the built-in columns are also internally provided with tie bars which are positioned at two sides of the steel connecting piece, and two ends of the tie bars are tied with the vertical steel bars of the precast concrete wall body.
6. The reinforced composite connecting shear wall panel of claim 1, wherein: and the precast concrete wall body is provided with a pouring hole of vertical concrete or grouting material.
7. The utility model provides a strengthen built-up connection shear force wall which characterized in that: the reinforced combined shear wall panel of any one of claims 1 to 6 is connected into a whole by steel connectors in the vertical direction, the stirrups of the embedded columns are continuously arranged along the steel connectors, the vertical steel bars of the precast concrete wall body are fixedly connected with the longitudinal steel bars of the embedded columns, and concrete or grouting material is poured in the horizontal connecting area.
8. The reinforced composite shear wall of claim 7, wherein: the horizontal connecting area is formed by post-poured steel rib reinforced concrete, steel ribs in the steel rib reinforced concrete are vertically continuous and are wrapped by vertical steel bars and transverse steel bars in the node area, and studs are arranged on the steel ribs.
9. The reinforced composite shear wall of claim 7, wherein: the steel plate is characterized by further comprising a horizontal steel rib, wherein the horizontal steel rib is a steel plate, section steel or a welding steel member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023091104.8U CN214364376U (en) | 2020-12-21 | 2020-12-21 | Strengthen built-up connection shear force wallboard and shear force wall |
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| CN202023091104.8U CN214364376U (en) | 2020-12-21 | 2020-12-21 | Strengthen built-up connection shear force wallboard and shear force wall |
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| CN214364376U true CN214364376U (en) | 2021-10-08 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114991550A (en) * | 2022-05-20 | 2022-09-02 | 上海建工建材科技集团股份有限公司 | Flanged wall T-shaped shear wall edge member formed steel bar framework product and manufacturing method thereof |
| CN115653158A (en) * | 2022-10-10 | 2023-01-31 | 中建八局第二建设有限公司 | Novel vertically-distributed steel bar disconnected assembled type section steel shear wall and construction method |
-
2020
- 2020-12-21 CN CN202023091104.8U patent/CN214364376U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114991550A (en) * | 2022-05-20 | 2022-09-02 | 上海建工建材科技集团股份有限公司 | Flanged wall T-shaped shear wall edge member formed steel bar framework product and manufacturing method thereof |
| CN114991550B (en) * | 2022-05-20 | 2024-01-23 | 上海建工建材科技集团股份有限公司 | Preparation method of formed steel reinforcement framework product of T-shaped shear wall edge member with wing wall |
| CN115653158A (en) * | 2022-10-10 | 2023-01-31 | 中建八局第二建设有限公司 | Novel vertically-distributed steel bar disconnected assembled type section steel shear wall and construction method |
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