CN211974012U - Cast-in-place frame of prefabricated building - Google Patents
Cast-in-place frame of prefabricated building Download PDFInfo
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- CN211974012U CN211974012U CN202020188801.6U CN202020188801U CN211974012U CN 211974012 U CN211974012 U CN 211974012U CN 202020188801 U CN202020188801 U CN 202020188801U CN 211974012 U CN211974012 U CN 211974012U
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Abstract
The utility model relates to a cast-in-place frame of prefabricated building. The cast-in-place frame of the prefabricated building comprises a beam template, a first beam stirrup, a second beam stirrup, a prefabricated laminated slab base plate and distributed reinforcing steel bars. When the cast-in-place frame of the fabricated building is constructed, the first beam stirrups are firstly placed in a cast-in-place beam space defined by the beam templates; overlapping the bottom plate of the prefabricated laminated slab on one end of the side mold, which is far away from the bottom mold; and then the second beam stirrup is placed in the space of the cast-in-place beam, and the lap joint part is lapped on the first beam waist rib, so that the first beam stirrup and the second beam stirrup are connected to form a reinforcement cage of the cast-in-place beam. Because the prefabricated superimposed sheet bottom plate of overlap joint earlier places the second roof beam stirrup again to when placing the second roof beam stirrup, the distribution reinforcing bar that stretches out from the side of prefabricated superimposed sheet bottom plate can be avoided to the second roof beam stirrup, and then second roof beam stirrup can not conflict with the distribution reinforcing bar, targets in place prefabricated superimposed sheet bottom plate installation easily.
Description
Technical Field
The utility model relates to an assembly type structure technical field, in particular to cast-in-place frame of assembly type structure.
Background
At present, the connection technology of the vertical prefabricated components of the prefabricated buildings in China is not mature enough, and the safety and reliability are not high, so most of the vertical components of the prefabricated buildings at the present stage are of a cast-in-place concrete structure. According to the 'assembled building evaluation standard' GB/T51129-2017, the horizontal component score of the assembled building score is calculated according to the projection area of the horizontal component. Compared with the projected area of a floor slab, the projected area of the structural beam is smaller in specific gravity, so that more and more fabricated building projects adopting cast-in-place beams and laminated slab bottom plates are provided. The construction sequence of the traditional cast-in-place beam and composite floor fabricated building structure system is generally that the steel bar of the cast-in-place beam is installed firstly, then the prefabricated composite slab bottom plate is hoisted, the extending distributed steel bar of the prefabricated composite slab bottom plate is easy to conflict with the steel bar of the cast-in-place beam, and the prefabricated composite slab bottom plate is difficult to install in place.
SUMMERY OF THE UTILITY MODEL
Therefore, it is necessary to provide a cast-in-place frame for an assembly type building, in which a prefabricated composite slab bottom plate is easily installed, for solving the problem that the prefabricated composite slab bottom plate is difficult to install in place in a traditional cast-in-place beam and composite floor slab assembly type building structure system.
The application provides a cast-in-place frame of prefabricated building, includes:
the beam template comprises a bottom die and two side dies which are respectively connected with different ends of the bottom die and are oppositely arranged, and a cast-in-place beam space is enclosed by the bottom die and the two side dies;
the beam formwork comprises a plurality of first beam stirrups, a plurality of second beam stirrups and a plurality of connecting rods, wherein the first beam stirrups are sequentially arranged at intervals along the extension direction of the beam formwork and are positioned in the cast-in-place beam space;
the second beam stirrups are sequentially arranged along the extension direction of the beam template at intervals and are positioned in the cast-in-place beam space, each second beam stirrup comprises a first top frame and two second side frames which are respectively connected with different ends of the first top frame and are oppositely arranged, one ends, far away from the first top frame, of the second side frames are provided with lap joint parts, and the lap joint parts are lapped on the first beam waist ribs;
the prefabricated laminated slab bottom plate is in lap joint with one end, far away from the bottom die, of the side die; and
the distribution reinforcing bar, distribution reinforcing bar one end is located inside the prefabricated superimposed sheet bottom plate, the other end certainly the side of prefabricated superimposed sheet bottom plate stretches out, first topside frame is located the distribution reinforcing bar dorsad one side of first end frame.
When the cast-in-place frame of the fabricated building is constructed, the first beam stirrups are firstly placed in a cast-in-place beam space defined by the beam templates; overlapping the bottom plate of the prefabricated laminated slab on one end of the side mold, which is far away from the bottom mold; and then the second beam stirrup is placed in the space of the cast-in-place beam, and the lap joint part is lapped on the first beam waist rib, so that the first beam stirrup and the second beam stirrup are connected to form a reinforcement cage of the cast-in-place beam. Because the prefabricated superimposed sheet bottom plate of overlap joint earlier places the second roof beam stirrup again to when placing the second roof beam stirrup, the distribution reinforcing bar that stretches out from the side of prefabricated superimposed sheet bottom plate can be avoided to the second roof beam stirrup, and then second roof beam stirrup can not conflict with the distribution reinforcing bar, targets in place prefabricated superimposed sheet bottom plate installation easily.
In an embodiment, the first beam waist rib is bound on each first side frame, and the overlapping part is arranged at the end part of each second side frame.
In an embodiment, the overlapping portion includes a first portion and a second portion, one end of the first portion is connected to one end of the second side frame, the end of the first side frame is far away from the first top frame, the other end of the first portion is connected to the second portion, the first portion overlaps the first beam waist rib, the second portion forms an included angle with the first portion, and a space surrounded by the second portion and the first portion is matched with the first beam waist rib.
In one embodiment, one end of the distribution steel bar is embedded in the bottom plate of the prefabricated composite slab.
In an embodiment, the cast-in-place frame of the prefabricated building further includes a plurality of beam ribs, and the beam ribs are tied to the first top frame.
In an embodiment, the cast-in-place frame of the prefabricated building further includes a plurality of bottom frame ribs, and the bottom frame ribs are tied to the first bottom frame.
In an embodiment, the first beam stirrup further includes a second top frame, and one ends of the two first side frames, which are far away from the first bottom frame, are respectively connected to different ends of the second top frame.
In an embodiment, the cast-in-place frame of the fabricated building further includes a second beam waist rib, and the second beam waist rib is tied to the joint of the first side frame and the second top frame; or the second beam waist rib is bound on the first side frame.
In an embodiment, prefabricated superimposed sheet bottom plate include first superimposed sheet bottom plate and with the second superimposed sheet bottom plate that first superimposed sheet bottom plate interval set up, first superimposed sheet bottom plate with the second superimposed sheet bottom plate respectively with the side form overlap joint, the second roof beam stirrup is located first superimposed sheet bottom plate with between the second superimposed sheet bottom plate.
In one embodiment, the distribution steel bars comprise a first distribution steel bar and a second distribution steel bar, one end of the first distribution steel bar is positioned in the first laminated slab bottom plate, and the other end of the first distribution steel bar extends out of the side edge of the first laminated slab bottom plate; and one end of the second distribution steel bar is positioned inside the second laminated slab bottom plate, and the other end of the second distribution steel bar extends out of the side edge of the second laminated slab bottom plate.
Drawings
FIG. 1 is an exploded view of a cast-in-place frame of a fabricated building according to one embodiment;
fig. 2 is an overall structural view of a cast-in-place frame of the prefabricated building of fig. 1.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It should be noted that when a portion is referred to as being "secured to" another portion, it can be directly on the other portion or there can be an intervening portion. When a portion is said to be "connected" to another portion, it may be directly connected to the other portion or intervening portions may be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 in conjunction with fig. 2, an embodiment of the present application provides a cast-in-place frame 100 for a prefabricated building. Cast-in-place frame 100 includes: the beam formwork, the first beam stirrup 120, the second beam stirrup 130, the prefabricated composite slab bottom plate and the distribution steel bars.
The beam formwork includes a bottom mold 111 and two side molds 112. The two side molds 112 are respectively connected with two ends of the bottom mold 111 and are oppositely arranged. The bottom die 111 and the two side dies 112 enclose a cast-in-place beam space 101.
The number of the first beam stirrups 120 is plural. The plurality of first beam stirrups 120 are sequentially arranged at intervals along the extending direction of the beam formwork. The first beam stirrup 120 is located within the cast-in-place beam space 101. The first beam stirrup 120 includes a first bottom frame 121 and two first side frames 122. The two first side frames 122 are respectively connected to different ends of the first bottom frame 121 and are disposed opposite to each other.
Each first side frame 122 is bound with a first beam waist rib 123. The first beam wale 123 extends in the same direction as the arrangement direction of the plurality of first beam stirrups 120. Along the arrangement direction of the plurality of first beam stirrups 120, the plurality of first side frames 122 may be bound to the same first beam wale 123.
The number of the second beam stirrups 130 is plural. The plurality of second beam stirrups 130 are sequentially arranged at intervals along the extending direction of the beam formwork. The second beam stirrup 130 is located in the cast-in-place beam space 101. The second beam stirrup 130 includes a first top frame 131 and two second side frames 132 connected to different ends of the first top frame 131 and disposed opposite to each other.
An end of each second side frame 132 away from the first top frame 131 is provided with a bridging portion 133. Specifically, the overlapping part 133 may be made of a steel bar. The overlapping part 133 may be integrally formed with the second side frame 132, or may be welded to the second side frame 132. The overlapping part 133 is overlapped on the first beam wale 123 so that the second beam stirrup 130 is connected with the first beam stirrup 120 to form a reinforcement cage.
In one embodiment, cast-in-place frame 100 further includes a plurality of bottom beams 124. A plurality of bottom ribs 124 are respectively bound to the first bottom frame 121. A plurality of the sill ribs 124 are spaced apart. The extending direction of the sill rib 124 is parallel to the extending direction of the first beam wale 123.
In one embodiment, the cast-in-place frame 100 further includes a second beam wale 125, and the second beam wale 125 is bound to the first side frame 122. A second beam waist rib 125 is bound on each first side frame 122. The second beam wale 125 is spaced apart from the first beam wale 123. The extending direction of the second beam waist rib 125 is parallel to the extending direction of the first beam waist rib 123. Along the arrangement direction of the plurality of first beam stirrups 120, a plurality of first side frames 122 may be bound to the same second beam wale 125.
In one embodiment, the cast-in-place frame 100 further includes a plurality of beam gluten 134. A plurality of beam gluten 134 are respectively bound to the first top frame 131. A plurality of beam gluten 134 intervals set up. The extension direction of the girder gluten 134 is parallel to the extension direction of the first girder wale 123.
In one embodiment, the first beam stirrup 120, the first beam wale 123, the second beam wale 125, the sill rib 124, the second beam stirrup 130, and the beam rib 134 form a reinforcement cage.
The bottom plate of the prefabricated laminated slab is overlapped with one end of the side die 112 far away from the bottom die 111. Specifically, referring to fig. 2, in the present embodiment, the prefabricated plywood base plate includes a first plywood base plate 141 and a second plywood base plate 142. The second laminated plate bottom plate 142 is spaced apart from the first laminated plate bottom plate 141. The first and second laminated slab floors 141 and 142 are overlapped with one of the side molds 112, respectively, so that the cast-in-place beam space 101 is located between the first and second laminated slab floors 141 and 142. The second beam stirrup 130 is located between the first laminated slab base plate 141 and the second laminated slab base plate 142.
One end of the distributed reinforcing steel bars is positioned inside the bottom plate of the prefabricated laminated slab, and the other end of the distributed reinforcing steel bars extends out of the side edge of the bottom plate of the prefabricated laminated slab. Specifically, the one end of distribution reinforcing bar can be pre-buried inside prefabricated superimposed sheet bottom plate. In this embodiment, the distribution bar includes a first distribution bar 143 and a second distribution bar 144. One end of the first distribution reinforcement 143 is embedded in the first laminated slab base plate 141, and the other end extends out from the side of the first laminated slab base plate 141. One end of the second distribution reinforcement 144 is embedded in the second laminated slab base plate 142, and the other end extends out from the side of the second laminated slab base plate 142.
The first top frame 131 is located on a side of the distribution reinforcement bars facing away from the first bottom frame 121. Specifically, the first top frame 131 is located on one side of the first distribution steel bars 143 and the second distribution steel bars 144, which is opposite to the first bottom frame 121, that is, the heights of the first bottom frame 121, the distribution steel bars and the first top frame 131 are sequentially increased.
The construction process of the cast-in-place frame 100 of the prefabricated building is described as follows:
binding a first beam waist rib 123 and a second beam waist rib 125 on a first side frame 122 of the first beam stirrup 120, binding a beam bottom rib 124 on a first bottom frame 121, and after the binding is finished, placing the first beam stirrup 120 into a cast-in-place beam space 101 surrounded by beam templates;
hoisting the bottom plate of the prefabricated composite slab to enable the bottom plate of the prefabricated composite slab to be lapped on one end, far away from the bottom die 111, of the side die 112, wherein the first bottom plate 141 and the second bottom plate 142 of the prefabricated composite slab are lapped on different side dies 112 respectively, and then the first distributed reinforcing steel bars 143 are opposite to the second distributed reinforcing steel bars 144;
binding a beam rib 134 on a first top frame 131 of the second beam stirrup 130, after the binding is finished, placing the second beam stirrup 130 into the cast-in-place beam space 101, and enabling the overlapping part 133 to overlap the first beam waist rib 123;
and pouring concrete into the cast-in-place beam space 101 formed by enclosing the bottom die 111 and the side die 112 and the prefabricated composite slab bottom plate to form the fabricated building formed by the composite slab and the cast-in-place beam.
When the cast-in-place frame 100 of the prefabricated building is constructed, the first beam stirrup 120 is firstly placed in a cast-in-place beam space 101 defined by beam templates; lapping the bottom plate of the prefabricated laminated slab on one end of the side die 112 far away from the bottom die 111; and then the second beam stirrup 130 is placed in the cast-in-place beam space 101, and the overlapping part 133 is overlapped on the first beam waist rib 123, so that the first beam stirrup 120 and the second beam stirrup 130 are connected to form a reinforcement cage of the cast-in-place beam. Because the prefabricated superimposed sheet bottom plate of overlap joint earlier places second roof beam stirrup 130 again to when placing second roof beam stirrup 130, second roof beam stirrup 130 can avoid the distribution reinforcing bar that stretches out from the side of prefabricated superimposed sheet bottom plate, and then second roof beam stirrup 130 can not conflict with the distribution reinforcing bar, prefabricated superimposed sheet bottom plate easy to assemble.
In one embodiment, first beam stirrup 120 further includes a second top rim 126. The one end of keeping away from first end frame 121 of two first side frames 122 is connected with the different ends of second top frame 126 respectively to first end frame 121, two first side frames 122 and second top frame 126 end to end make first roof beam stirrup 120 constitute confined stirrup structure, are favorable to first roof beam stirrup 120 stable in structure reliable.
In one embodiment, the second wale 125 is bound to the joint of the first side frame 122 and the second top frame 126, which is beneficial to enhance the structural strength of the joint of the first side frame 122 and the second top frame 126.
Referring to fig. 2 in conjunction with fig. 1, in an embodiment, the overlapping portion 133 includes a first portion 1331 and a second portion 1332. The first portion 1331 has one end connected to the second side frame 132 and the other end connected to the second portion 1332. The first portion 1331 overlaps the first beam waist rail 123, and the second portion 1332 forms an included angle with the first portion 1331, so that the first beam waist rail 123 is located in a space surrounded by the first portion 1331 and the second portion 1332. The space enclosed by the second portion 1332 and the first portion 1331 is adapted to the first beam waist rail 123, so that the first beam waist rail 123 can prevent the second portion 1332 from moving in the direction perpendicular to the first beam waist rail 123, which is favorable for the position stability of the second beam stirrup 130.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A cast-in-place frame for a fabricated building, comprising:
the beam template comprises a bottom die and two side dies which are respectively connected with different ends of the bottom die and are oppositely arranged, and a cast-in-place beam space is enclosed by the bottom die and the two side dies;
the beam formwork comprises a plurality of first beam stirrups, a plurality of second beam stirrups and a plurality of connecting rods, wherein the first beam stirrups are sequentially arranged at intervals along the extension direction of the beam formwork and are positioned in the cast-in-place beam space;
the second beam stirrups are sequentially arranged along the extension direction of the beam template at intervals and are positioned in the cast-in-place beam space, each second beam stirrup comprises a first top frame and two second side frames which are respectively connected with different ends of the first top frame and are oppositely arranged, one ends, far away from the first top frame, of the second side frames are provided with lap joint parts, and the lap joint parts are lapped on the first beam waist ribs;
the prefabricated laminated slab bottom plate is in lap joint with one end, far away from the bottom die, of the side die; and
the distribution reinforcing bar, distribution reinforcing bar one end is located inside the prefabricated superimposed sheet bottom plate, the other end certainly the side of prefabricated superimposed sheet bottom plate stretches out, first topside frame is located the distribution reinforcing bar dorsad one side of first end frame.
2. The cast-in-place frame of an assembly type structure as claimed in claim 1, wherein the first beam wale is respectively bound on each first side frame, the lap joint part is respectively arranged at the end part of each second side frame, and the first beam wale is matched with the lap joint part.
3. The cast-in-place frame of an assembly type structure as claimed in claim 2, wherein the overlapping portion comprises a first portion and a second portion, one end of the first portion is connected with one end of the second side frame far away from the first top frame, the other end of the first portion is connected with the second portion, the first portion is overlapped with the first beam waist rib, the second portion forms an included angle with the first portion, and a space enclosed by the second portion and the first portion is matched with the first beam waist rib.
4. The cast-in-place frame of an assembly type structure as claimed in claim 1, wherein one end of the distribution steel bar is embedded in the interior of the bottom plate of the prefabricated composite slab.
5. The cast-in-place frame of a fabricated building according to claim 1, further comprising a plurality of beam tendons, the beam tendons being tied to the first top rim.
6. The cast-in-place frame of an assembly building of claim 1, further comprising a plurality of sill bars tied to the first sill frame.
7. The cast-in-place frame of a fabricated building according to claim 1, wherein the first beam stirrup further comprises a second top rim, and wherein ends of the two first side rims remote from the first bottom rim are respectively connected to different ends of the second top rim.
8. The cast-in-place frame of an assembly building of claim 7, further comprising a second beam wale, the second beam wale being tied to a junction of the first side frame and the second top frame; or the second beam waist rib is bound on the first side frame.
9. The cast-in-place frame of an assembly type structure of claim 1, wherein the prefabricated plywood base plate comprises a first plywood base plate and a second plywood base plate spaced apart from the first plywood base plate, the first plywood base plate and the second plywood base plate are respectively overlapped with the side molds, and the second beam stirrup is positioned between the first plywood base plate and the second plywood base plate.
10. The cast-in-place frame of an assembly building of claim 9, wherein the distribution rebar comprises a first distribution rebar and a second distribution rebar, the first distribution rebar having one end located inside the first composite slab floor and another end extending from a side edge of the first composite slab floor; and one end of the second distribution steel bar is positioned inside the second laminated slab bottom plate, and the other end of the second distribution steel bar extends out of the side edge of the second laminated slab bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020188801.6U CN211974012U (en) | 2020-02-20 | 2020-02-20 | Cast-in-place frame of prefabricated building |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020188801.6U CN211974012U (en) | 2020-02-20 | 2020-02-20 | Cast-in-place frame of prefabricated building |
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| CN211974012U true CN211974012U (en) | 2020-11-20 |
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| CN202020188801.6U Active CN211974012U (en) | 2020-02-20 | 2020-02-20 | Cast-in-place frame of prefabricated building |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112663944A (en) * | 2020-11-26 | 2021-04-16 | 邹胜斌 | Hanging template construction structure |
| CN114000632A (en) * | 2021-11-29 | 2022-02-01 | 山东高速德建集团有限公司 | Laminated slab construction structure free of ash adhesion and construction process thereof |
-
2020
- 2020-02-20 CN CN202020188801.6U patent/CN211974012U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112663944A (en) * | 2020-11-26 | 2021-04-16 | 邹胜斌 | Hanging template construction structure |
| CN114000632A (en) * | 2021-11-29 | 2022-02-01 | 山东高速德建集团有限公司 | Laminated slab construction structure free of ash adhesion and construction process thereof |
| CN114000632B (en) * | 2021-11-29 | 2022-10-18 | 山东高速德建集团有限公司 | Laminated slab construction structure free of ash adhesion and construction process thereof |
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