CN215106548U - Prefabricated reinforced concrete shear wall external wall panel and external wall - Google Patents
Prefabricated reinforced concrete shear wall external wall panel and external wall Download PDFInfo
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- CN215106548U CN215106548U CN202121519271.XU CN202121519271U CN215106548U CN 215106548 U CN215106548 U CN 215106548U CN 202121519271 U CN202121519271 U CN 202121519271U CN 215106548 U CN215106548 U CN 215106548U
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Abstract
The utility model belongs to the technical field of prefabricated shear walls, and discloses a prefabricated reinforced concrete shear wall external wall panel, which comprises an inner leaf panel, a heat insulation panel and an outer leaf panel which are arranged in sequence, wherein a steel bar framework is arranged inside the inner leaf panel; connecting notches are formed in the two sides of the lower end of the inner leaf plate; the steel bar framework comprises a transverse steel bar group and a longitudinal steel bar group; the transverse steel bar group of the steel bar framework transversely extends out of the inner leaf plate and forms transverse lap joint bars on two sides of the inner leaf plate, and the transverse lap joint bar in each connecting gap extends out of the connecting gap; the longitudinal steel bar group of the steel bar framework longitudinally extends out of the inner leaf plate and forms a longitudinal lap joint bar at the top end of the inner leaf plate and in the connecting gap; also provides a prefabricated reinforced concrete shear wall outer wall. The utility model discloses need not set up sleeve structure and carry out sleeve grout process, improved the installation period of installation effectiveness and shortening, also the cost is reduced.
Description
Technical Field
The utility model belongs to the technical field of the precast shear wall, concretely relates to precast reinforced concrete shear force wall side fascia and outer wall.
Background
The production and installation method of the prefabricated reinforced concrete shear wall external wall panel recommended by the national standard design atlas (15G365-1) is also the mainstream production method and construction installation method of the current assembly type concrete shear wall structure, namely, the vertical steel bars of the prefabricated shear wall external wall panel are connected by adopting sleeve grouting.
The vertical steel bars of the shear wall are connected by sleeve grouting, so that the steel bar connection cost is increased, steel bar insertion sleeves and sleeve pressure grouting procedures need to be matched and increased on site, the time of tower crane occupation and working surface occupation is too long, the construction period is influenced, and the grouting quality is difficult to visually detect in the connection mode, so that quality-related parties and social parties have questions on the sleeve grouting quality.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pair of prefabricated reinforced concrete shear force wall side fascia and outer wall solve current shear force outer wall and need pass through the problem that the sleeve grout is connected.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
on one hand, the prefabricated reinforced concrete shear wall external wall panel comprises an inner leaf panel, a heat insulation panel and an outer leaf panel which are sequentially arranged, wherein a steel bar frame is arranged inside the inner leaf panel; connecting notches are formed in the two sides of the lower end of the inner leaf plate;
the steel bar framework comprises a transverse steel bar group and a longitudinal steel bar group; the transverse steel bar group of the steel bar framework transversely extends out of the inner leaf plate and forms transverse lap joint bars on two sides of the inner leaf plate, and the transverse lap joint bar in each connecting gap extends out of the connecting gap; the longitudinal steel bar group of the steel bar framework longitudinally extends out of the inner leaf plate and forms a longitudinal lap joint rib in the top end of the inner leaf plate and the connecting gap.
In a possible implementation, the inner leaf is provided with a window opening.
In a possible implementation manner, the inner page plate is not provided with a window hole;
the lower end of the inner leaf plate is provided with at least one filling hole, and a heat insulation plate is arranged in each filling hole.
In a possible implementation, the insulation board is a molded polystyrene board.
In a possible implementation manner, the filling holes are provided in a plurality and distributed at intervals along the transverse direction.
In a possible implementation, there are 3 filling holes.
In a possible implementation mode, the inner leaf plate is provided with wall supporting points and hoisting embedded parts.
In a possible implementation, the connection notch comprises a longitudinal notch edge and an oblique notch edge, the longitudinal notch edge being located above the longitudinal notch edge.
In a possible implementation manner, the width of the inner leaf plate is 3000mm, the width of the connecting notch is 600mm, and the longitudinal height of the oblique notch edge is 200 mm.
On the other hand, the prefabricated reinforced concrete shear wall outer wall comprises a plurality of prefabricated reinforced concrete shear wall outer wall panels, wherein the prefabricated reinforced concrete shear wall outer wall panels are arranged side by side in a straight line; the inner leaf plates of two adjacent prefabricated reinforced concrete shear wall outer wall plates are connected through transverse lapping ribs and cast-in-place concrete, each prefabricated reinforced concrete shear wall outer wall plate is connected with the floor slab base slurry at the connecting gap of the inner leaf plate, and the longitudinal lapping ribs at the top end of the inner leaf plate of each prefabricated reinforced concrete shear wall outer wall plate are lapped with the upper floor slab reinforcing ribs.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses a prefabricated reinforced concrete shear force wall side fascia sets up the connection breach through the lower extreme both sides including the leaf board, its template is strutted and concrete placement can be accomplished with the template and the concrete of marginal component in the lump, has also accomplished the overlap joint of the vertical overlap joint muscle of connection breach department in the concrete simultaneously to avoided setting up the problem of sleeve structure and carrying out sleeve grout process, improved the installation effectiveness and the installation period who shortens, also reduced the cost.
And, through set up the packing entrance to a cave on the interior page or leaf board that is not equipped with the window entrance to a cave, be formed with the outer wall of "secretly establishing" entrance to a cave, can make the structure operating condition of no entrance to a cave outer wall become actual wall type frame operating condition like this, realize with the component form that has the window outer wall, and can make the overlap joint that interior page or leaf board lower extreme need not carry out vertical reinforcing bar, also have better security simultaneously.
The utility model discloses a prefabricated reinforced concrete shear force wall outer wall, accessible prefabricated reinforced concrete shear force wall side fascia realize quick assembling, and it is more convenient to install, and efficiency is higher to also have better firm effect.
Drawings
Fig. 1 is a front view of an external wall panel of a prefabricated reinforced concrete shear wall according to an embodiment of the present application, which shows the position of a window opening;
FIG. 2 is a front view of an external wall panel of a prefabricated reinforced concrete shear wall according to an embodiment of the application, which shows the arrangement position of a filling hole;
FIG. 3 is a bottom view of an external wall panel of a prefabricated reinforced concrete shear wall according to an embodiment of the present application;
FIG. 4 is a side view of an external wall panel of a prefabricated reinforced concrete shear wall according to an embodiment of the present application;
fig. 5 is a top view of an external wall panel of a prefabricated reinforced concrete shear wall according to an embodiment of the present application.
In the figure: 1-inner leaf plate; 2-heat insulation board; 3-outer leaf plate; 4-a steel bar frame; 5-longitudinal lap joint of ribs; 6-transverse lapping ribs; 7-a connection gap; 8-window openings; and 9-filling the hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1, an embodiment of the application provides an external wall panel of a prefabricated reinforced concrete shear wall, which may include an inner leaf panel 1, an insulation panel 2 and an outer leaf panel 3, which are sequentially arranged, wherein a steel reinforcement frame 4 is arranged inside the inner leaf panel 1; connecting notches 7 are formed in the two sides of the lower end of the inner leaf plate 1; the steel bar frame 4 is a steel bar frame 4 of a complete inner leaf plate 1, and the two connecting gaps 7 are respectively arranged at the lower ends of the two sides of the inner leaf plate 1, so that the frame part in the connecting gaps 7 can be used for being connected with a floor slab or an edge member by cast-in-place concrete.
Referring to fig. 1 to 5, in the embodiment of the present application, the reinforcing cage 4 includes a transverse reinforcing bar set and a longitudinal reinforcing bar set; the transverse steel bar group of the steel bar framework 4 transversely extends out of the inner leaf plate 1 and forms transverse lap joint bars 6 on two sides of the inner leaf plate 1, and the transverse lap joint bar 6 in each connecting gap 7 extends out of the connecting gap 7; the longitudinal steel bar group of the steel bar framework longitudinally extends out of the inner leaf plate 1 and forms a longitudinal lap joint bar 5 in the top end of the inner leaf plate 1 and the connecting gap 7. Longitudinal reinforcement and horizontal reinforcing bar of steel framework 4 of interior page or leaf board 1 form corresponding longitudinal overlap joint muscle 5 and horizontal overlap joint muscle 6 through extending in week side of interior page or leaf board 1, horizontal overlap joint muscle 6 be used for with adjacent prefabricated reinforced concrete shear force wall side fascia, the reinforcing bar overlap joint of stand or constructional column and with cast in situ concrete connection, the longitudinal overlap joint muscle 5 at 1 top of interior page or leaf board is used for the reinforcing bar overlap joint with upper floor's board, interior page or leaf board 1 is used for through cast in situ concrete and be convenient for the component connection in horizontal overlap joint muscle 6 and the longitudinal overlap joint muscle 5 of connecting notch 7.
Thus, the connecting notches 7 are arranged on the two sides of the lower end of the inner leaf plate 1, the template support and concrete pouring can be completed together with the templates and the concrete of the edge members, and the lap joint of the longitudinal lap joint ribs 5 at the connecting notches 7 in the concrete is also completed simultaneously, so that the problems of setting a sleeve structure and performing a sleeve grouting process are solved, the mounting efficiency and the shortened mounting period are improved, and the cost is reduced.
In one embodiment, please refer to fig. 1, the inner sheet 1 is provided with a window opening 8. The inner leaf 1 provided with the window opening 8 may form a wall frame.
In a different embodiment, please refer to fig. 2, the inner sheet 1 is not provided with a window opening 8; the lower end of the inner leaf plate 1 is provided with at least one filling hole 9, and a heat insulation plate 2 is arranged in each filling hole 9. Through the arrangement of the filling hole 9, an outer wall with a 'hidden' hole can be formed, so that the structural working state of the hole-free outer wall can be changed into the actual working state of a wall-type frame, the structural form of the hole-free outer wall is the same as that of a windowed outer wall, the lower end of the inner leaf plate 1 does not need to be lapped by vertical reinforcing steel bars, and meanwhile, the safety is better; and the insulation board 2 can block the filling hole 9 and provide insulation effect. Of course, the structure of the filling hole 9 may be a cavity structure, and a surface layer is provided after the filling of the inner hole to form the cavity structure, or may be the cavity structure.
Specifically, the heat insulation board 2 is a molded polystyrene board, and the molded polystyrene board is the heat insulation board 2 which is made of expandable polystyrene beads containing a volatile liquid foaming agent as a raw material and is heated and formed in a mold after heating and foaming, has the characteristics of light weight, heat insulation, sound insulation, low temperature resistance and the like, and is mainly used for energy conservation and heat insulation of building walls and roofs.
In order to better realize the wall-type frame working state of the inner page plate 1 without the window hole 8, a plurality of filling holes 9 are arranged and distributed at intervals along the transverse direction.
Specifically, the number of the filling holes 9 is 3.
In the embodiment of the application, the inner page plate 1 is provided with a wall supporting point and a hoisting embedded part. Through the arrangement of wall body strong points and hoisting embedded parts, the installation and hoisting are convenient.
Referring to fig. 1 and 3-5, in the embodiment of the present application, the connecting gaps 7 include longitudinal gap sides and oblique gap sides, the longitudinal gap sides are located above the longitudinal gap sides, the connecting gaps 7 on both sides are symmetrically arranged, and each connecting gap 7 has a longitudinal gap side and an oblique gap side, so that the structure of the inner leaf plate 1 is similar to an inverted convex structure.
In a specific implementation manner of the embodiment of the present application, the width of the inner sheet 1 is 3000mm, and the height thereof is 2840 mm; the width of the connecting gap 7 is 600mm, the height of the connecting gap 7 is 450mm, and the longitudinal height of the oblique gap side is 200 mm; the width of the heat insulation plate 2 is 3580mm, and the height of the heat insulation plate is 2980 mm; the width of the outer leaf plate 3 is 3600mm, and the height is 3000 mm.
The embodiment of the application also provides a prefabricated reinforced concrete shear wall outer wall which comprises a plurality of prefabricated reinforced concrete shear wall outer wall panels in any one of the above embodiments, wherein the prefabricated reinforced concrete shear wall outer wall panels are arranged side by side in a straight line; the inner leaf plates 1 of two adjacent prefabricated reinforced concrete shear wall external wall plates are connected through transverse lapping ribs 6 in a lap joint mode and cast-in-place concrete, each prefabricated reinforced concrete shear wall external wall plate is connected with the floor slab base slurry at the connecting notch 7 of the inner leaf plate 1, and the longitudinal lapping ribs 5 at the top end of the inner leaf plate 1 of each prefabricated reinforced concrete shear wall external wall plate are lapped with the steel ribs of the upper floor slab.
Therefore, the prefabricated reinforced concrete shear wall outer wall can be assembled quickly through the prefabricated reinforced concrete shear wall outer wall panel, the installation is more convenient, the efficiency is higher, and a better firm effect is achieved.
For the prefabricated reinforced concrete shear wall external wall panel without the window opening 8, the filling molding polystyrene board is arranged at the middle part of the wall body, and the external wall with the 'hidden' opening is formed in the simulation window opening 8 form, so that the structural working state of the external wall without the opening becomes the actual working state of a wall-type frame, when the structural resistance is analyzed and calculated, the structural analysis is carried out according to the wall-type frame, and only the vertical steel bars are arranged at the edge of the simulation opening (or only the edge of the simulation opening), thereby realizing the same component form as the external wall with the window; the purpose of doing so is that the lower end of the wallboard does not need to be lapped by the vertical steel bars; the difference between the resistance of the outer wall without the opening and the resistance of the outer wall with the hidden opening is calculated by introducing a wall type frame, and the resistance is actually transferred to the inner wall shear wall to be born, so that the structural resistance is safe for the whole building.
The installation process of the prefabricated reinforced concrete shear wall external wall panel of the embodiment comprises the following steps: 1 setting slurry; 2, hoisting the wallboard; 3, overlapping and binding vertical steel bars; 4, supporting a formwork by using an edge member; and 5, pouring concrete on the edge member.
Finally, it should be noted that: the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a prefabricated reinforced concrete shear force wall side fascia which characterized in that: the heat-insulation board comprises an inner leaf board (1), a heat-insulation board (2) and an outer leaf board (3) which are arranged in sequence, wherein a steel bar framework (4) is arranged inside the inner leaf board (1); connecting notches (7) are arranged on two sides of the lower end of the inner leaf plate (1);
the steel bar framework (4) comprises a transverse steel bar group and a longitudinal steel bar group; the transverse steel bar group of the steel bar framework (4) transversely extends out of the inner leaf plate (1) and forms transverse lap joint bars (6) on two sides of the inner leaf plate (1), and the transverse lap joint bar (6) in each connecting gap (7) extends out of the connecting gap (7); the longitudinal steel bar group of the steel bar framework longitudinally extends out of the inner leaf plate (1) and forms a longitudinal lap joint bar (5) in the top end of the inner leaf plate (1) and the connecting gap (7).
2. The prefabricated reinforced concrete shear wall external wall panel according to claim 1, characterized in that: the inner leaf plate (1) is provided with a window opening (8).
3. The prefabricated reinforced concrete shear wall external wall panel according to claim 1, characterized in that: the inner leaf plate (1) is not provided with a window opening (8);
the lower end of the inner leaf plate (1) is provided with at least one filling hole (9), and a heat insulation plate (2) is arranged in each filling hole (9).
4. The prefabricated reinforced concrete shear wall external wall panel according to claim 3, wherein: the heat insulation board (2) is a molded polystyrene board.
5. The prefabricated reinforced concrete shear wall external wall panel according to claim 4, wherein: the filling holes (9) are arranged in a plurality and distributed at intervals along the transverse direction.
6. The prefabricated reinforced concrete shear wall external wall panel according to claim 5, wherein: the number of the filling holes (9) is 3.
7. The prefabricated reinforced concrete shear wall external wall panel according to any one of claims 1 to 6, wherein: the inner leaf plate (1) is provided with wall body supporting points and hoisting embedded parts.
8. The prefabricated reinforced concrete shear wall external wall panel according to any one of claims 1 to 6, wherein: the connecting notch (7) comprises a longitudinal notch edge and an oblique notch edge, and the longitudinal notch edge is positioned above the longitudinal notch edge.
9. The prefabricated reinforced concrete shear wall external wall panel according to claim 8, wherein: the width of the inner leaf plate (1) is 3000mm, the width of the connecting notch (7) is 600mm, and the longitudinal height of the oblique notch edge is 200 mm.
10. The utility model provides a prefabricated reinforced concrete shear force wall outer wall which characterized in that: the prefabricated reinforced concrete shear wall external wall panel comprises a plurality of prefabricated reinforced concrete shear wall external wall panels as claimed in any one of claims 1 to 9, wherein each prefabricated reinforced concrete shear wall external wall panel is arranged side by side in a straight line; the inner leaf plates (1) of two adjacent prefabricated reinforced concrete shear wall external wall plates are connected through transverse lapping ribs (6) in a lap joint mode and cast-in-place concrete, each prefabricated reinforced concrete shear wall external wall plate is connected with the floor slab base slurry at a connecting notch (7) of each inner leaf plate (1), and longitudinal lapping ribs (5) at the top end of each inner leaf plate (1) of each prefabricated reinforced concrete shear wall external wall plate are lapped with the steel ribs of the upper floor slab.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121519271.XU CN215106548U (en) | 2021-07-05 | 2021-07-05 | Prefabricated reinforced concrete shear wall external wall panel and external wall |
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| CN202121519271.XU CN215106548U (en) | 2021-07-05 | 2021-07-05 | Prefabricated reinforced concrete shear wall external wall panel and external wall |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114590722A (en) * | 2022-04-21 | 2022-06-07 | 广州市房屋开发建设有限公司 | Tower crane wall-attached fixing structure and design method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114590722A (en) * | 2022-04-21 | 2022-06-07 | 广州市房屋开发建设有限公司 | Tower crane wall-attached fixing structure and design method |
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