CN217420099U - Prefabricated reinforced concrete shear wall and assembly type building - Google Patents
Prefabricated reinforced concrete shear wall and assembly type building Download PDFInfo
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- CN217420099U CN217420099U CN202221138505.0U CN202221138505U CN217420099U CN 217420099 U CN217420099 U CN 217420099U CN 202221138505 U CN202221138505 U CN 202221138505U CN 217420099 U CN217420099 U CN 217420099U
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Abstract
The utility model discloses a prefabricated reinforced concrete shear force wall and assembly type structure. This prefabricated reinforced concrete shear force wall includes the prefabricated wall body, vertical distribution reinforcing bar, the upper end steel sheet that shears, the lower extreme built-in fitting, horizontal distribution reinforcing bar and vertical reinforcing bar, the upper end steel sheet that shears and the lower extreme built-in fitting is fixed in the upper and lower both ends of prefabricated wall body respectively, horizontal distribution reinforcing bar transversely lies in inside and both ends of prefabricated wall body and all stretches protruding outside the prefabricated wall body, vertical distribution reinforcing bar vertical position is inside and the protruding outside the prefabricated wall body in top, vertical reinforcing bar runs through all stretching outside the prefabricated wall body in the direction of height and both ends of prefabricated wall body, the both sides of the steel sheet that shears in upper end all are equipped with vertical reinforcing bar, the hole for hoist has been seted up on the steel sheet that shears in upper end. The prefabricated reinforced concrete shear wall is convenient to construct and high in safety.
Description
Technical Field
The utility model relates to a building technical field especially relates to a prefabricated reinforced concrete shear force wall and assembly type structure.
Background
As the number of fabricated buildings increases, the exposure problem increases, and in order to meet the requirement of assembly rate in residential projects, it is common practice to make vertical members, i.e., shear walls, into prefabricated members.
However, at present, several defects of the prefabricated shear wall are not well solved, such as connection of pre-embedded grouting sleeves and treatment of horizontal joints, which results in complex construction and general safety of the existing prefabricated shear wall.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a construction convenience and high prefabricated reinforced concrete shear force wall and assembled building of security.
In order to realize the aim, the utility model provides a precast reinforced concrete shear wall, which comprises a precast wall body, vertical distribution reinforcing steel bars, an upper end shear resistant steel plate, a lower end embedded part, horizontal distribution reinforcing steel bars and vertical reinforcing steel bars, wherein,
upper end shear steel sheet and lower extreme built-in fitting are fixed in the upper and lower both ends of prefabricated wall body respectively, and horizontal distribution reinforcing bar transversely lies in that the prefabricated wall body is inside and both ends are all protruding to stretch out outside the prefabricated wall body, and vertical distribution reinforcing bar vertical lies in that the prefabricated wall body is inside and the top is protruding to stretch out outside the prefabricated wall body, and vertical strengthening bar runs through in the direction of height and both ends of prefabricated wall body and all stretches out outside the prefabricated wall body, and the both sides of upper end shear steel sheet all are equipped with vertical strengthening bar, have seted up the hole for hoist on the upper end shear steel sheet.
Preferably, the bottom end of the prefabricated wall body is provided with a slot for accommodating an upper shear steel plate of the prefabricated reinforced concrete shear wall at the lower end, and the upper shear steel plate is connected with an upper embedded part positioned in the prefabricated wall body.
Preferably, at least two upper shear steel plates are arranged at the upper end of the prefabricated wall body; the upper-end embedded part comprises shear-resistant steel bars and embedded plates connected with the shear-resistant steel bars, and the embedded plates are connected with the upper-end shear-resistant steel plates in a welding mode.
Preferably, the height of the upper-end shear steel plate is greater than the length of the vertical reinforcing steel bars protruding out of the prefabricated wall body.
Preferably, the length of the vertical reinforcing steel bars protruding out of the prefabricated wall body is greater than the length of the vertical distribution steel bars protruding out of the prefabricated wall body.
Preferably, the lower end embedded part comprises an embedded steel plate positioned on the bottom end face of the prefabricated wall body and embedded steel bars embedded in the prefabricated wall body.
Preferably, the vertically distributed reinforcing steel bars and the horizontally distributed reinforcing steel bars are bound into a whole inside the prefabricated wall body.
The utility model discloses further provide an assembly type structure, including a plurality of foretell prefabricated reinforced concrete shear force walls, wherein, the upper end shear steel sheet that is located the prefabricated reinforced concrete shear force wall of top passes through welded fastening with the lower extreme built-in fitting that is located the prefabricated reinforced concrete shear force wall of below and is connected, and the vertical reinforcing bar that is located the prefabricated reinforced concrete shear force wall of top passes through mechanical connection with the vertical reinforcing bar that is located the prefabricated reinforced concrete shear force wall of below.
Preferably, the vertical reinforcing steel bars of the prefabricated reinforced concrete shear wall positioned above are connected with the vertical reinforcing steel bars of the prefabricated reinforced concrete shear wall positioned below through the cold extrusion sleeve.
Preferably, the prefabricated reinforced concrete shear wall positioned above and the prefabricated reinforced concrete shear wall positioned below are connected through a post-cast layer; two sides of the prefabricated reinforced concrete shear wall are connected with the adjacent prefabricated reinforced concrete shear wall through cast-in-place edge members.
The utility model provides an assembly type structure has following beneficial effect:
1. the vertical reinforcing steel bars can adopt a grouting sleeve connection mode, so that the construction precision requirement is low, and the construction period is short;
2, using the upper-end shear-resistant steel plate in the prefabricated wall, thereby enhancing the shear-resistant bearing capacity of the shear wall;
3. the horizontally distributed reinforcing steel bars protrude out of the prefabricated wall body, so that when the two sides of the prefabricated shear wall are connected by adopting cast-in-place edge members, the horizontally distributed reinforcing steel bars of the prefabricated wall can be anchored into cast-in-place concrete to increase the structural integrity;
4. the vertically distributed reinforcing steel bars are deep into the post-cast layer, and the vertically distributed reinforcing steel bars are not connected (the bottom ends of the vertically distributed reinforcing steel bars are not protruded out of the prefabricated wall body), so that the construction is convenient;
5. the vertical reinforcing steel bars are mechanically connected or welded, so that the structure is safer and more reliable;
6. the shear steel plate at the upper end of the prefabricated shear wall is provided with the hoisting hole, so that the lifting hook does not need to be manufactured again, and the cost is saved;
7. the prefabricated reinforced concrete shear wall is convenient to construct, high in safety and good in structural stability.
Drawings
Fig. 1 is a schematic structural view of the prefabricated reinforced concrete shear wall of the present invention;
FIG. 2 is a schematic sectional view taken along the line A-A in FIG. 1;
FIG. 3 is a schematic cross-sectional view taken along the line B-B in FIG. 1;
fig. 4 is a schematic structural diagram of the prefabricated building of the present invention.
In the figure, 1-an upper-end shear steel plate, 2-a hoisting hole, 3-an upper-end embedded part, 4-a vertical reinforcing steel bar, 5-a vertical distribution reinforcing steel bar, 6-a horizontal distribution reinforcing steel bar, 7-a lower-end embedded part and 8-an edge member; 9-post-pouring layer; 10-a mortar layer; 11-steel bar connection points, 12-prefabricated wall bodies.
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It should be noted that, in the description of the present invention, the terms "lateral", "longitudinal", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The utility model provides a prefabricated reinforced concrete shear force wall.
Referring to fig. 1 to 3, in the preferred embodiment, a prefabricated reinforced concrete shear wall includes a prefabricated wall body 12, vertical distribution steel bars 5, upper shear steel plates 1, lower end embedded parts 7, horizontal distribution steel bars 6, and vertical reinforcing steel bars 4, wherein,
upper end shear steel sheet 1 and lower extreme built-in fitting 7 are fixed in the upper and lower both ends of prefabricated wall body 12 respectively, horizontal distribution reinforcing bar 6 (be provided with many) transversely are located prefabricated wall body 12 inside and both ends all stretch out prefabricated wall body 12 outside, vertical distribution reinforcing bar 5 (be provided with many) vertical position is inside and the top is protruding to stretch out prefabricated wall body 12 outside, vertical reinforcing bar 4 (be provided with many) runs through in prefabricated wall body 12 direction of height and both ends are all protruding to stretch out prefabricated wall body 12 outside, the both sides of upper end shear steel sheet 1 all are equipped with vertical reinforcing bar 4 (the illustrated inboard and outside of figure 1), hoisting hole 2 has been seted up on the shear steel sheet 1 of upper end.
Further, the bottom end of the prefabricated wall body 12 is provided with a slot to accommodate the upper shear-resistant steel plate 1 of the prefabricated reinforced concrete shear wall at the lower end; the upper-end shear steel plate 1 is connected with an upper-end embedded part 3 positioned inside the prefabricated wall body 12. The upper embedded part 3 comprises shear steel bars and embedded plates connected with the shear steel bars, and the embedded plates are connected with the upper shear steel plates 1 in a welding mode.
Specifically, the height of the upper shear steel plate 1 is about 300mm above the post-cast strip, and the width of the upper shear steel plate 1 is about 300 mm. Two hoisting holes 2 are arranged on the upper-end shear-resistant steel plate 1. Horizontal distribution reinforcing steel bars 6 are reserved on two sides of the prefabricated shear wall, and the horizontal distribution reinforcing steel bars 6 penetrate into the edge members 8 on the two sides.
Referring to fig. 1, the prefabricated wall body 12 is provided at an upper end thereof with at least two upper shear steel plates 1. Correspondingly, the number and the positions of the slots are both arranged corresponding to the upper shear steel plates 1.
Further, in this embodiment, the height of the upper shear steel plate 1 is greater than the length of the vertical reinforcing steel bars 4 protruding outside the prefabricated wall body 12. The length of the vertical reinforcing steel bars 4 protruding outside the prefabricated wall body 12 is greater than the length of the vertical distribution steel bars 5 protruding outside the prefabricated wall body 12.
Specifically, the lower embedded part 7 includes an embedded steel plate located on the bottom end face of the prefabricated wall body 12 and embedded steel bars embedded in the prefabricated wall body 12. The vertically distributed reinforcing steel bars 5 and the horizontally distributed reinforcing steel bars 6 are bound into a whole inside the prefabricated wall body 12, so that the overall structural strength of the prefabricated reinforced concrete shear wall is improved.
When the prefabricated reinforced concrete shear wall is manufactured, all parts of the prefabricated reinforced concrete shear wall are firstly produced in a factory, and then concrete is poured to form the whole prefabricated reinforced concrete shear wall. Then, the prefabricated reinforced concrete shear walls on the upper floor and the lower floor of the floor are assembled at the floor, as shown in fig. 4, firstly, the prefabricated reinforced concrete shear walls are placed at the appointed positions through the hoisting holes 2, and after the prefabricated reinforced concrete shear walls are hoisted in place, the upper shear steel plates 1 are connected with the lower embedded parts 7 in a welding mode. After the steel plates are welded, the vertical reinforcing steel bars 4 of the upper prefabricated reinforced concrete shear wall and the lower prefabricated reinforced concrete shear wall are connected by using a mechanical connection (cold extrusion sleeve) instead of a grouting sleeve. And finally, binding the reinforcing steel bars of the edge member 8 and the post-cast layer 9, and pouring concrete to form a whole by the cast-in-place edge member 8 and the post-cast layer 9 of the prefabricated wall.
The fabricated building provided by the embodiment has the following beneficial effects:
1. the vertical reinforcing steel bars 4 can adopt a grouting sleeve connection mode, so that the construction precision requirement is low, and the construction period is short;
2, using the upper-end shear-resistant steel plate 1 in the prefabricated wall, thereby enhancing the shear-resistant bearing capacity of the shear wall;
3. the horizontally distributed reinforcing steel bars 6 protrude out of the prefabricated wall body 12, so that when the two sides of the prefabricated shear wall are connected by adopting the cast-in-place edge members 8, the horizontally distributed reinforcing steel bars 6 of the prefabricated wall can be anchored into cast-in-place concrete to increase the structural integrity;
4. the vertically distributed reinforcing steel bars 5 are deep into the post-cast layer 9, and the vertically distributed reinforcing steel bars 5 are not connected (the bottom ends of the vertically distributed reinforcing steel bars 5 are not protruded out of the prefabricated wall body 12), so that the construction is convenient;
5. the vertical reinforcing steel bars 4 are mechanically connected or welded, so that the structure is safer and more reliable;
6. the shear steel plate 1 at the upper end of the prefabricated shear wall is provided with the hoisting hole 2, so that a lifting hook does not need to be manufactured again, and the cost is saved;
7. the prefabricated reinforced concrete shear wall is convenient to construct, high in safety and good in structural stability.
The utility model discloses further provide an assembly type structure.
Referring to fig. 4, in the preferred embodiment, an assembly type building includes a plurality of prefabricated reinforced concrete shear walls, and for specific structures and beneficial effects of the prefabricated reinforced concrete shear walls, reference is made to the above embodiments, and details are not repeated here. The shear steel plates 1 at the upper ends of the prefabricated reinforced concrete shear walls above are fixedly connected with embedded parts 7 at the lower ends of the prefabricated reinforced concrete shear walls below through welding, and the vertical reinforcing steel bars 4 of the prefabricated reinforced concrete shear walls above are mechanically connected with the vertical reinforcing steel bars 4 of the prefabricated reinforced concrete shear walls below.
Specifically, the vertical reinforcing steel bars 4 of the prefabricated reinforced concrete shear wall positioned above are connected with the vertical reinforcing steel bars 4 of the prefabricated reinforced concrete shear wall positioned below through a cold extrusion sleeve. The prefabricated reinforced concrete shear wall positioned above and the prefabricated reinforced concrete shear wall positioned below are connected through the post-cast layer 9.
The two sides of the prefabricated reinforced concrete shear wall are connected with the adjacent prefabricated reinforced concrete shear wall through cast-in-place edge members 8, the two sides of the prefabricated shear wall are connected through the cast-in-place edge members 8, and the horizontally distributed reinforcing steel bars 6 of the prefabricated reinforced concrete shear wall can be anchored into cast-in-place concrete to increase the integrity of the structure.
The above is only the preferred embodiment of the present invention, and not the scope of the present invention, all the equivalent structural changes made by the contents of the specification and the drawings, or the direct or indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (10)
1. A precast reinforced concrete shear wall is characterized by comprising a precast wall body, vertical distribution reinforcing steel bars, an upper shear resistant steel plate, a lower embedded part, horizontal distribution reinforcing steel bars and vertical reinforcing steel bars, wherein,
the upper end shear steel plate and the lower extreme built-in fitting are fixed in the upper and lower both ends of prefabricated wall body respectively, and horizontal distribution reinforcing bar transversely is located inside the prefabricated wall body and the both ends are all protruding to stretch in the prefabricated wall body outside, and vertical distribution reinforcing bar vertically is located inside the prefabricated wall body and the top is protruding to stretch in the prefabricated wall body outside, and vertical reinforcing bar runs through in the direction of height and the both ends of prefabricated wall body and all protrudes to stretch in the prefabricated wall body outside, and the both sides of upper end shear steel plate all are equipped with vertical reinforcing bar, have seted up the hole for hoist on the upper end shear steel plate.
2. The precast reinforced concrete shear wall of claim 1, wherein the bottom end of the precast wall body is formed with a slot to receive an upper-end shear steel plate of the precast reinforced concrete shear wall at a lower end, and the upper-end shear steel plate is connected to an upper-end embedded part inside the precast wall body.
3. The precast reinforced concrete shear wall of claim 2, wherein the upper end of the precast wall body is provided with at least two upper end shear steel plates; the upper-end embedded part comprises shear-resistant steel bars and embedded plates connected with the shear-resistant steel bars, and the embedded plates are connected with the upper-end shear-resistant steel plates in a welding mode.
4. The precast reinforced concrete shear wall of claim 1, wherein the height of the upper-end shear steel plate is greater than the length of the vertical reinforcing bars protruding outside the precast wall body.
5. The prefabricated reinforced concrete shear wall of claim 1, wherein the vertical reinforcing bars protrude outside the prefabricated wall body by a length greater than the length of the vertical distribution bars protruding outside the prefabricated wall body.
6. The precast reinforced concrete shear wall of claim 1, wherein the lower end embedded part comprises an embedded steel plate on the bottom end face of the precast wall body and embedded steel bars embedded in the precast wall body.
7. The precast reinforced concrete shear wall of any one of claims 1 to 6, wherein the vertically distributed reinforcing steel bars and the horizontally distributed reinforcing steel bars are bound into a whole inside the precast wall body.
8. An assembled building comprising a plurality of the prefabricated reinforced concrete shear walls as claimed in any one of claims 1 to 7, wherein the upper shear steel plates of the prefabricated reinforced concrete shear wall located above are fixedly connected with the lower embedded parts of the prefabricated reinforced concrete shear wall located below by welding, and the vertical reinforcing steel bars of the prefabricated reinforced concrete shear wall located above are mechanically connected with the vertical reinforcing steel bars of the prefabricated reinforced concrete shear wall located below.
9. The fabricated building of claim 8, wherein the vertical reinforcing bars of the prefabricated reinforced concrete shear wall located above and the vertical reinforcing bars of the prefabricated reinforced concrete shear wall located below are connected by a cold extrusion sleeve.
10. The fabricated building of claim 8, wherein the prefabricated reinforced concrete shear wall located above and the prefabricated reinforced concrete shear wall located below are connected by a post-cast layer; two sides of the prefabricated reinforced concrete shear wall are connected with the adjacent prefabricated reinforced concrete shear wall through cast-in-place edge members.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221138505.0U CN217420099U (en) | 2022-05-12 | 2022-05-12 | Prefabricated reinforced concrete shear wall and assembly type building |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202221138505.0U CN217420099U (en) | 2022-05-12 | 2022-05-12 | Prefabricated reinforced concrete shear wall and assembly type building |
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| CN217420099U true CN217420099U (en) | 2022-09-13 |
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| CN202221138505.0U Active CN217420099U (en) | 2022-05-12 | 2022-05-12 | Prefabricated reinforced concrete shear wall and assembly type building |
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