CN209907689U - Prefabricated member of floor member unit assembly - Google Patents

Prefabricated member of floor member unit assembly Download PDF

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Publication number
CN209907689U
CN209907689U CN201920197534.6U CN201920197534U CN209907689U CN 209907689 U CN209907689 U CN 209907689U CN 201920197534 U CN201920197534 U CN 201920197534U CN 209907689 U CN209907689 U CN 209907689U
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steel bar
shaped steel
shaped
bar
dowel
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魏红磊
李建秋
王大军
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Shanghai Sanyi Construction Co Ltd
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Shanghai Sanyi Construction Co Ltd
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Abstract

The utility model discloses a floor component unit combination spare, include: a first prefabricated floor slab; a pouring layer is arranged between the first prefabricated floor slab and the second prefabricated floor slab; the first U-shaped steel bar is arranged on the side surface of the first precast floor slab; the first U-shaped steel bar and the second U-shaped steel bar are matched in a staggered mode; the third U-shaped steel bar is welded with the first U-shaped steel bar and is lapped with the second U-shaped steel bar; the fourth U-shaped steel bar is welded with the second U-shaped steel bar and is lapped with the first U-shaped steel bar; and the at least one dowel is arranged in the common area of the first U-shaped steel bar and the second U-shaped steel bar. The utility model provides high joint strength between each reinforcing bar can prevent that prefabricated floor from connecting the fracture problem.

Description

Prefabricated member of floor member unit assembly
Technical Field
The utility model relates to a technical field of building especially relates to a floor component unit closes piece prefab.
Background
In the fabricated building, after some prefabricated floor slabs are produced in a factory, fabricated construction is performed on a construction site to form an integral structure.
In order to enhance the integrity of connection between floors, the common method is to use stacked floors, and although the integrity of the stacked floors is better, the on-site wet operation is more, the environmental pollution is greater, a large amount of templates and supports are needed, and the construction efficiency is lower.
At present, a full precast floor slab is also adopted by a construction unit, the general method is that concrete is cast in situ between two adjacent precast floor slabs, the precast floor slabs are connected into a whole by the concrete, when the precast floor slabs and the floor slabs are connected by the mode of hard splicing, the cast concrete between the precast floor slabs is easy to crack, and therefore potential safety hazards exist.
Disclosure of Invention
The above-mentioned problem to current prefabricated floor connection fracture now aims at providing a floor component unit combination spare that can prevent prefabricated floor connection fracture problem.
The specific technical scheme is as follows:
a floor component unit assembly preform comprising: a first prefabricated floor slab;
a pouring layer is arranged between the first precast floor slab and the second precast floor slab;
the first U-shaped steel bar is arranged on the side face of the first prefabricated floor slab and comprises two first straight line parts and a first connecting part, one ends of the two first straight line parts are respectively connected with the side face of the first prefabricated floor slab, and the other ends of the two first straight line parts are respectively connected with two ends of the first connecting part;
the second U-shaped steel bar is arranged on the side surface of the second prefabricated floor slab, the first U-shaped steel bar and the second U-shaped steel bar are matched in a staggered mode, the second U-shaped steel bar comprises two second linear portions and a second connecting portion, one ends of the two second linear portions are connected with the side surface of the second prefabricated floor slab respectively, and the other ends of the two second linear portions are connected with the two ends of the second connecting portion respectively;
the third U-shaped steel bar comprises two third linear parts and a third connecting part, one ends of the two third linear parts are respectively welded with the middle parts of the two first linear parts, the other ends of the two third linear parts are respectively connected with the two ends of the third connecting part, the third connecting part is overlapped with the second connecting part, and the third U-shaped steel bar is positioned between the first U-shaped steel bar and the corresponding second U-shaped steel bar;
the fourth U-shaped steel bar comprises two fourth linear parts and a fourth connecting part, one ends of the two fourth linear parts are respectively welded with the middle parts of the two second linear parts, the other ends of the two fourth linear parts are respectively connected with the two ends of the fourth connecting part, the fourth connecting part is overlapped with the first connecting part, and the fourth U-shaped steel bar is positioned between the first U-shaped steel bar and the corresponding second U-shaped steel bar;
the at least one dowel is arranged in a common area of the first U-shaped steel bar and the second U-shaped steel bar;
the first U-shaped steel bar, the second U-shaped steel bar, the third U-shaped steel bar, the fourth U-shaped steel bar and the dowel bar are all located in the pouring layer.
Foretell floor component unit assembly prefab, wherein, the dowel includes first dowel, second dowel, third dowel and fourth dowel, first dowel respectively with first U-shaped reinforcing bar the crisscross cooperation of one side of second U-shaped reinforcing bar, the second dowel respectively with first U-shaped reinforcing bar the crisscross cooperation of opposite side of second U-shaped reinforcing bar, the third dowel respectively with second U-shaped reinforcing bar with the crisscross cooperation of third U-shaped reinforcing bar, the fourth dowel respectively with first U-shaped reinforcing bar with the crisscross cooperation of fourth U-shaped reinforcing bar.
The prefabricated member for the floor component unit assembly is characterized in that the first dowel, the second dowel, the third dowel and the fourth dowel are arranged in a public area of the first U-shaped steel bar and the second U-shaped steel bar, and the first dowel, the second dowel, the third dowel and the fourth dowel are located in the pouring layer.
The floor component unit assembly prefabricated member is characterized in that the dowel is arranged in the vertical direction.
The prefabricated member for floor component unit assembly is characterized in that the number of the first U-shaped steel bars, the number of the second U-shaped steel bars, the number of the third U-shaped steel bars and the number of the fourth U-shaped steel bars are equal.
The prefabricated member of the floor component unit assembly is characterized in that the second U-shaped steel bars and the third U-shaped steel bars are correspondingly lapped one to one.
The prefabricated member for the floor component unit assembly is characterized in that the first U-shaped steel bars and the fourth U-shaped steel bars are correspondingly lapped one to one.
In the prefabricated member for floor component unit assemblies, the plurality of second U-shaped steel bars correspond to the plurality of first U-shaped steel bars one by one respectively.
The prefabricated member for floor component unit assembly is characterized in that the distance between the second U-shaped steel bar and the corresponding first U-shaped steel bar ranges from 100mm to 250 mm.
The prefabricated member of the floor component unit assembly is characterized in that the distance between the adjacent first U-shaped steel bars ranges from 150mm to 300 mm.
Compared with the prior art, the technical scheme has the positive effects that:
(1) the utility model discloses set up first U-shaped reinforcing bar, the second U-shaped reinforcing bar, third U-shaped reinforcing bar and fourth U-shaped reinforcing bar, the terminal surface of the first U-shaped reinforcing bar of first prefabricated floor sets up with the terminal surface of the second U-shaped reinforcing bar of second prefabricated floor relatively, first U-shaped reinforcing bar and the crisscross cooperation of second U-shaped reinforcing bar, third U-shaped reinforcing bar and the welding of first U-shaped reinforcing bar, fourth U-shaped reinforcing bar and the welding of second U-shaped reinforcing bar, first prefabricated floor is connected through pouring the layer with the second prefabricated floor, there is public area between first U-shaped reinforcing bar and the second U-shaped reinforcing bar, third U-shaped reinforcing bar and fourth U-shaped reinforcing bar are located public area's both sides, the anchor length when having increased first prefabricated floor and being connected with the second prefabricated floor, thereby the intensity of pouring the layer has been improved, prevent that the junction of first prefabricated floor and second prefabricated floor from ftractures.
(2) The utility model discloses well third U-shaped reinforcing bar and second U-shaped reinforcing bar overlap joint, fourth U-shaped reinforcing bar and first U-shaped reinforcing bar overlap joint have improved joint strength, further prevent the junction fracture of first prefabricated floor and second prefabricated floor.
(3) The utility model discloses set up a plurality of joint bars, a plurality of joint bars pass the public area of first U-shaped reinforcing bar and second U-shaped reinforcing bar, first joint bar respectively with the crisscross cooperation in one side of the second U-shaped reinforcing bar of first U-shaped reinforcing bar, the second joint bar respectively with the crisscross cooperation of the opposite side of the second U-shaped reinforcing bar of first U-shaped reinforcing bar, the third joint bar respectively with second U-shaped reinforcing bar and third U-shaped reinforcing bar crisscross cooperation, the fourth joint bar respectively with first U-shaped reinforcing bar and fourth U-shaped reinforcing bar crisscross cooperation, when improving joint strength, at first prefabricated floor and second prefabricated floor when the disconnection, can make first U-shaped reinforcing bar, the second U-shaped reinforcing bar, third U-shaped reinforcing bar and fourth U-shaped reinforcing bar receive the power of hindering of joint bar, thereby prevent that first prefabricated floor and second prefabricated floor from breaking off, joint strength has further been improved.
Drawings
Fig. 1 is a schematic structural view of a prefabricated member of a floor component unit assembly according to the present invention;
fig. 2 is a schematic structural view of a prefabricated member of a floor component unit assembly according to the present invention;
in the drawings: 1. a first prefabricated floor slab; 2. a second prefabricated floor slab; 3. pouring a layer; 4. a first U-shaped reinforcement bar; 5. a second U-shaped reinforcing bar; 6. a third U-shaped reinforcing steel bar; 7. a fourth U-shaped reinforcing steel bar; 8. a first dowel; 9. a second dowel; 10. a third dowel bar; 11. a fourth dowel bar; 12. a common area; 13. a first linear portion; 14. a first connection portion; 15. a second straight line portion; 16. a third connecting portion; 17. a fourth straight line portion.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
Fig. 1 is the structure diagram of the floor component unit assembly prefabricated member of the utility model, fig. 2 is the structure diagram of the floor component unit assembly prefabricated member of the utility model, as shown in fig. 1 and fig. 2, a floor component unit assembly prefabricated member of a preferred embodiment is shown, include: the prefabricated floor slab comprises a first prefabricated floor slab 1 and a second prefabricated floor slab 2, wherein a pouring layer 3 is arranged between the first prefabricated floor slab 1 and the second prefabricated floor slab 2.
Further, as a preferred embodiment, the floor unit assembly preform further comprises: at least one first U-shaped reinforcing steel bar 4, first U-shaped reinforcing steel bar 4 sets up on the side of first precast floor slab 1, and first U-shaped reinforcing steel bar 4 includes two first straight line portions 13 and a first connecting portion 14, and the one end of two first straight line portions 13 is connected with the side of first precast floor slab 1 respectively, and the other end of two first straight line portions 13 is connected with the both ends of first connecting portion 14 respectively.
Further, as a preferred embodiment, the floor unit assembly preform further comprises: at least one second U-shaped reinforcing steel bar 5, second U-shaped reinforcing steel bar 5 set up on the side of second prefabricated floor 2, and first U-shaped reinforcing steel bar 4 and the crisscross cooperation of second U-shaped reinforcing steel bar 5, second U-shaped reinforcing steel bar 5 include two second straight line portions 15 and a second connecting portion, and the one end of two second straight line portions 15 is connected with the side of second prefabricated floor 2 respectively, and the other end of two second straight line portions 15 is connected with the both ends of second connecting portion respectively. Preferably, one ends of the two first linear portions 13 extend into the first prefabricated floor panels 1, and one ends of the two second linear portions 15 extend into the second prefabricated floor panels 2, respectively.
Further, as a preferred embodiment, the floor unit assembly preform further comprises: at least one third U-shaped steel bar 6, the third U-shaped steel bar 6 comprises two third straight line parts and a third connecting part 16, one ends of the two third straight line parts are respectively welded with the middle parts of the two first straight line parts 13, the other ends of the two third straight line parts are respectively connected with the two ends of the third connecting part 16, the third connecting part 16 is overlapped with the second connecting part, and the third U-shaped steel bar 6 is positioned between the first U-shaped steel bar 4 and the corresponding second U-shaped steel bar 5.
Further, as a preferred embodiment, the floor unit assembly preform further comprises: at least one fourth U-shaped reinforcing steel bar 7, the fourth U-shaped reinforcing steel bar 7 include two fourth straight line portions 17 and a fourth connecting portion, the one end of two fourth straight line portions 17 respectively with the middle part welding of two second straight line portions 15, the other end of two fourth straight line portions 17 is connected with the both ends of fourth connecting portion respectively, fourth connecting portion and 14 coincide of first connecting portion, fourth U-shaped reinforcing steel bar 7 is located between first U-shaped reinforcing steel bar 4 and the corresponding second U-shaped reinforcing steel bar 5.
Further, as a preferred embodiment, the floor unit assembly preform further comprises: and the at least one dowel is arranged in the public area 12 of the first U-shaped steel bar and the second U-shaped steel bar.
Further, as a preferred embodiment, the first U-shaped steel bar 4, the second U-shaped steel bar 5, the third U-shaped steel bar 6, the fourth U-shaped steel bar 7 and the dowel bars are all located in the pouring layer 3.
Further, as an embodiment of a preferred, the dowel bar includes first dowel bar 8, second dowel bar 9, third dowel bar 10 and fourth dowel bar 11, first dowel bar 8 is crisscross cooperation with one side of the second U-shaped reinforcing bar 5 of first U-shaped reinforcing bar 4 respectively, second dowel bar 9 is crisscross cooperation with the opposite side of the second U-shaped reinforcing bar 5 of first U-shaped reinforcing bar 4 respectively, third dowel bar 10 is crisscross cooperation with second U-shaped reinforcing bar 5 and third U-shaped reinforcing bar 6 respectively, fourth dowel bar 11 is crisscross cooperation with first U-shaped reinforcing bar 4 and fourth U-shaped reinforcing bar 11 respectively.
The above is merely an example of the preferred embodiments of the present invention, and the embodiments and the protection scope of the present invention are not limited thereby.
The utility model discloses still have following embodiment on above-mentioned basis:
in a further embodiment of the present invention, please continue to refer to fig. 1 and fig. 2, the first dowel bar 8, the second dowel bar 9, the third dowel bar 10 and the fourth dowel bar 11 are all disposed in the public area of the first U-shaped steel bar 4 and the second U-shaped steel bar 5, and the first dowel bar 8, the second dowel bar 9, the third dowel bar 10 and the fourth dowel bar 11 are all located in the pouring layer 3.
In a further embodiment of the present invention, the dowel is arranged along a vertical direction.
The utility model discloses a further embodiment, the quantity of first U-shaped reinforcing bar 4, second U-shaped reinforcing bar 5, third U-shaped reinforcing bar 6 and fourth U-shaped reinforcing bar 7 equals.
The utility model discloses a further embodiment, second U-shaped reinforcing bar 5 and the 6 one-to-one overlap joints of third U-shaped reinforcing bar.
The utility model discloses a further embodiment, first U-shaped reinforcing bar 4 and the 7 one-to-one overlap joints of fourth U-shaped reinforcing bar.
In a further embodiment of the present invention, the second U-shaped reinforcing bars 5 are respectively corresponding to the first U-shaped reinforcing bars 4.
In a further embodiment of the present invention, the distance between the second U-shaped reinforcement 5 and the corresponding first U-shaped reinforcement 4 is in the range of 100mm to 250 mm.
In a further embodiment of the present invention, the distance between adjacent first U-shaped reinforcing bars 4 is in the range of 150mm to 300 mm.
The utility model is provided with a first U-shaped steel bar 4, a second U-shaped steel bar 5, a third U-shaped steel bar 6 and a fourth U-shaped steel bar 7, the end surface of the first U-shaped steel bar 4 of a first prefabricated floor slab 1 is arranged opposite to the end surface of the second U-shaped steel bar 5 of a second prefabricated floor slab 2, the first U-shaped steel bar 4 is matched with the second U-shaped steel bar 5 in a staggered way, the third U-shaped steel bar 6 is welded with the first U-shaped steel bar 4, the fourth U-shaped steel bar 7 is welded with the second U-shaped steel bar 5, the first prefabricated floor slab 1 is connected with the second prefabricated floor slab 2 through a pouring layer 3, a common area 12 is arranged between the first U-shaped steel bar 4 and the second U-shaped steel bar 5, the third U-shaped steel bar 6 and the fourth U-shaped steel bar 7 are arranged at two sides of the common area 12, the anchoring length when the first prefabricated floor slab 1 is connected with the second prefabricated floor slab 2 is increased, thereby improved the intensity of pouring layer 3, prevented that the junction of first precast floor slab 1 and second precast floor slab 2 from ftractureing.
The utility model discloses well third U-shaped reinforcing bar 6 and the 5 overlap joints of second U-shaped reinforcing bar, fourth U-shaped reinforcing bar 7 and the 4 overlap joints of first U-shaped reinforcing bar have improved joint strength, further prevent the junction fracture of first prefabricated floor 1 and second prefabricated floor 2.
The utility model is provided with a plurality of inserted bars, the inserted bars pass through the public area of the first U-shaped steel bar 4 and the second U-shaped steel bar 5, the first inserted bar 8 is respectively matched with one side of the second U-shaped steel bar 5 of the first U-shaped steel bar 4 in a staggered way, the second inserted bar 9 is respectively matched with the other side of the second U-shaped steel bar 5 of the first U-shaped steel bar 4 in a staggered way, the third inserted bar 10 is respectively matched with the second U-shaped steel bar 5 and the third U-shaped steel bar 6 in a staggered way, the fourth inserted bar 11 is respectively matched with the first U-shaped steel bar 4 and the fourth U-shaped steel bar 7 in a staggered way, when the first prefabricated floor slab 1 and the second prefabricated floor slab 2 are disconnected, the first U-shaped steel bar 4, the second U-shaped steel bar 5, the third U-shaped steel bar 6 and the fourth U-shaped steel bar 7 can be blocked by the inserted bars while the connection strength is improved, thereby preventing the first precast floor slab 1 from being disconnected from the second precast floor slab 2, and further improving the connection strength.
The utility model discloses well first U-shaped reinforcing bar 4, second U-shaped reinforcing bar 5, third U-shaped reinforcing bar 6, fourth U-shaped reinforcing bar 7 and the cooperation of dowel steel improve first prefabricated floor 1 and the joint strength of second prefabricated floor 2, can reduce cast-in-place section, and then reduce wet work volume.
The utility model discloses increase third U-shaped reinforcing bar 6 on first U-shaped reinforcing bar 4, increase fourth U-shaped reinforcing bar 7 on second U-shaped reinforcing bar 5, rethread third U-shaped reinforcing bar 6 and the 5 overlap joints of second U-shaped reinforcing bar, fourth U-shaped reinforcing bar 7 and the 4 overlap joints of first U-shaped reinforcing bar, realize first U-shaped reinforcing bar 4, second U-shaped reinforcing bar 5, joint strength between third U-shaped reinforcing bar 6 and the fourth U-shaped reinforcing bar 7, set up first dowel 8, second dowel 9, third dowel 10 and fourth dowel 11, and pass common area 12 respectively, further improve first U-shaped reinforcing bar 4, second U-shaped reinforcing bar 5, joint strength between third U-shaped reinforcing bar 6 and the fourth U-shaped reinforcing bar 7, can prevent prefabricated floor slab connection fracture problem.
The above description is only an example of the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and those skilled in the art should be able to realize the equivalent alternatives and obvious variations of the present invention.

Claims (10)

1. A floor unit assembly preform, comprising:
a first prefabricated floor slab;
a pouring layer is arranged between the first precast floor slab and the second precast floor slab;
the first U-shaped steel bar is arranged on the side face of the first prefabricated floor slab and comprises two first straight line parts and a first connecting part, one ends of the two first straight line parts are respectively connected with the side face of the first prefabricated floor slab, and the other ends of the two first straight line parts are respectively connected with two ends of the first connecting part;
the second U-shaped steel bar is arranged on the side surface of the second prefabricated floor slab, the first U-shaped steel bar and the second U-shaped steel bar are matched in a staggered mode, the second U-shaped steel bar comprises two second linear portions and a second connecting portion, one ends of the two second linear portions are connected with the side surface of the second prefabricated floor slab respectively, and the other ends of the two second linear portions are connected with the two ends of the second connecting portion respectively;
the third U-shaped steel bar comprises two third linear parts and a third connecting part, one ends of the two third linear parts are respectively welded with the middle parts of the two first linear parts, the other ends of the two third linear parts are respectively connected with the two ends of the third connecting part, the third connecting part is overlapped with the second connecting part, and the third U-shaped steel bar is positioned between the first U-shaped steel bar and the corresponding second U-shaped steel bar;
the fourth U-shaped steel bar comprises two fourth linear parts and a fourth connecting part, one ends of the two fourth linear parts are respectively welded with the middle parts of the two second linear parts, the other ends of the two fourth linear parts are respectively connected with the two ends of the fourth connecting part, the fourth connecting part is overlapped with the first connecting part, and the fourth U-shaped steel bar is positioned between the first U-shaped steel bar and the corresponding second U-shaped steel bar;
the at least one dowel is arranged in a common area of the first U-shaped steel bar and the second U-shaped steel bar;
the first U-shaped steel bar, the second U-shaped steel bar, the third U-shaped steel bar, the fourth U-shaped steel bar and the dowel bar are all located in the pouring layer.
2. The floor component unit assembly prefabricated member of claim 1, wherein the dowel comprises a first dowel, a second dowel, a third dowel and a fourth dowel, the first dowel is respectively in staggered fit with one side of the second U-shaped steel bar of the first U-shaped steel bar, the second dowel is respectively in staggered fit with the other side of the second U-shaped steel bar of the first U-shaped steel bar, the third dowel is respectively in staggered fit with the second U-shaped steel bar and the third U-shaped steel bar, and the fourth dowel is respectively in staggered fit with the first U-shaped steel bar and the fourth U-shaped steel bar.
3. The floor component unit assembly preform of claim 2, wherein the first, second, third, and fourth dowels are all disposed within a common area of the first and second U-shaped rebar, the first, second, third, and fourth dowels all being located within the casting layer.
4. A floor unit assembly preform according to claim 3, characterised in that the dowel is arranged in a vertical direction.
5. A floor component unit assembly pre-form according to claim 1, characterised in that the number of first, second, third and fourth U-shaped reinforcing bars is equal.
6. A floor unit assembly preform according to claim 5, wherein the second U-shaped reinforcing bars overlap the third U-shaped reinforcing bars in a one-to-one correspondence.
7. A floor component unit assembly preform as claimed in claim 5 wherein the first U-shaped reinforcing bars overlap the fourth U-shaped reinforcing bars in a one-to-one correspondence.
8. A floor unit assembly preform according to claim 1, wherein a number of said second U-shaped reinforcing bars correspond one-to-one with a number of said first U-shaped reinforcing bars, respectively.
9. A floor unit assembly pre-form according to claim 1, characterised in that the distance between the second U-shaped reinforcing bar and the corresponding first U-shaped reinforcing bar is in the range 100mm-250 mm.
10. A floor unit assembly preform according to claim 1, characterised in that the distance between adjacent first U-shaped reinforcing bars is in the range 150mm-300 mm.
CN201920197534.6U 2019-02-14 2019-02-14 Prefabricated member of floor member unit assembly Active CN209907689U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920197534.6U CN209907689U (en) 2019-02-14 2019-02-14 Prefabricated member of floor member unit assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920197534.6U CN209907689U (en) 2019-02-14 2019-02-14 Prefabricated member of floor member unit assembly

Publications (1)

Publication Number Publication Date
CN209907689U true CN209907689U (en) 2020-01-07

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111472487A (en) * 2020-04-22 2020-07-31 深圳机械院建筑设计有限公司 High-integrity prefabricated floor convenient to assemble

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111472487A (en) * 2020-04-22 2020-07-31 深圳机械院建筑设计有限公司 High-integrity prefabricated floor convenient to assemble
CN111472487B (en) * 2020-04-22 2021-06-04 深圳机械院建筑设计有限公司 High-integrity prefabricated floor convenient to assemble

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