CN217480906U - Full-assembly type building - Google Patents

Full-assembly type building Download PDF

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Publication number
CN217480906U
CN217480906U CN202220385652.1U CN202220385652U CN217480906U CN 217480906 U CN217480906 U CN 217480906U CN 202220385652 U CN202220385652 U CN 202220385652U CN 217480906 U CN217480906 U CN 217480906U
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prefabricated
precast
steel plate
platform
floor slab
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Chinese (zh)
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赵丹
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Sanneng Integrated Housing Co Ltd
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Sanneng Integrated Housing Co Ltd
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Abstract

The utility model discloses a full assembled building. The fully-assembled building is a fully-prefabricated structure assembled by prefabricated columns, prefabricated beams, prefabricated floor slabs, prefabricated stairs and prefabricated rest platforms; the prefabricated columns are used as structural columns and extend to the top of the building across floors; the precast beam and the precast column are connected into a whole through a connecting steel plate; the precast floor slabs are arranged on the precast beams and are mutually spliced to form a whole floor slab; the prefabricated rest platform is arranged in the staircase and is used as a connecting point of the upper stair and the lower stair and an intermediate rest platform; the upper portion of prefabricated staircase with upper precast beam or prefabricated half space fixed connection, the lower part of prefabricated staircase with prefabricated half space or lower floor's precast beam sliding connection. The utility model discloses production simple manufacture, the equipment is quick, and is little to the site operation influence, and the overground part does not have cast-in-place operation.

Description

Full-assembly type building
Technical Field
The utility model relates to an assembly type structure, especially a full assembly type structure.
Background
In the existing fabricated building, the prefabricated column as a structural column of the building is generally formed by connecting a plurality of sections of columns on site. The on-site connection of the columns not only needs to be assisted by large-scale equipment, but also needs a plurality of workers and a large number of auxiliary connecting pieces to realize the connection between the columns. Because the setting quantity of structural columns is big in the building, every structural column all forms through the on-the-spot erection joint of multistage cylinder for the cylinder assembly occupies assemble duration by a wide margin, has delayed construction period.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that, it is complicated to current assembly type structure's production preparation technology, and the long not enough of assembly period, the utility model provides a production simple manufacture assembles fast, and is little to the site operation influence, and the overground part does not have cast-in-place operation's full assembly type structure.
In order to solve the technical problem, the utility model provides a full-assembly type building, which comprises a prefabricated column, a prefabricated beam and a prefabricated floor slab, wherein,
the prefabricated column extends to the top of the building as a structural column, and a third steel plate connecting piece is embedded in the beam connecting position of the prefabricated column;
floor slab connecting steel bars are reserved on the upper surface of the precast beam, first steel plate connecting pieces are pre-buried on the upper surface of the end part of the precast beam, second steel plate connecting pieces are pre-buried on the side surfaces of the end part of the precast beam respectively, the second steel plate connecting pieces on the side surfaces of the two end parts of the precast beam are oppositely arranged, a first connecting hole which is integrally penetrated is arranged on the precast beam and the second steel plate connecting pieces which are oppositely arranged, the precast beam is connected with the precast column at the beam connecting position of the precast column, the first steel plate connecting pieces of the precast beam and the third steel plate connecting pieces on the precast column which are connected are welded into a whole through a first connecting steel plate, the second steel plate connecting pieces on one side of the precast beam and the precast column which are connected into a whole through a second connecting steel plate, and the second steel plate connecting pieces on the other side of the precast beam and the third steel plate connecting pieces on the precast column which are connected into a whole through a third connecting steel plate, one end of the second connecting steel plate, one end of the third connecting steel plate and the precast beam are fastened and connected into a whole through a fastener penetrating through the connecting hole, and the other end of the second connecting steel plate and the other end of the third connecting steel plate are respectively welded with a third steel plate connecting piece on the precast column into a whole;
and a second connecting hole is reserved at the beam connecting part of the precast floor slab, a tongue-and-groove is arranged at the floor slab splicing part of the precast floor slab, the adjacent precast floor slabs are spliced through the tongue-and-groove to form a whole floor slab, and the precast floor slab and the precast beam are sleeved into the floor slab connecting steel bars through the second connecting hole to form fixed connection.
The utility model discloses an utilize the prefabricated post of full length as the structural column of building, and pre-buried third steel sheet connecting piece in the roof beam hookup location of prefabricated post, pre-buried first steel sheet connecting piece and second steel sheet connecting piece respectively at the both ends of precast beam simultaneously, and set up the first connecting hole that runs through the second steel sheet connecting piece on the roof beam body of precast beam, not only make between prefabricated post and each layer of precast beam accessible connecting steel sheet connect (welding or fastening connection) an organic whole, and the production simple manufacture of prefabricated post, precast beam, the equipment is quick; additionally, the utility model discloses reserve the floor connecting reinforcement on precast beam, reserve the second connecting hole on the precast floor, just can realize the stable of precast floor and precast beam through being connected of floor connecting reinforcement and second connecting hole and be connected, directly connect through the tongue-and-groove between the precast floor, make the utility model discloses the installation of full assembly type structure influences little to the site operation, and the overground part does not have cast-in-place operation.
Preferably, the fully-assembled building further comprises a prefabricated rest platform and prefabricated staircases, the top of the prefabricated rest platform is set as a platform, ladder columns are respectively arranged at two ends of the lower portion of the platform, third connecting holes are formed in the bottoms of the ladder columns, first platform connecting steel bars are reserved at the rest platform mounting position of the prefabricated floor slab, second platform connecting steel bars are reserved at the rest platform mounting position of the prefabricated beam, one end of the prefabricated rest platform is arranged on the prefabricated floor slab, the other end of the prefabricated rest platform is arranged on the prefabricated beam, the third connecting holes arranged on the prefabricated floor slab are inserted into the first platform connecting steel bars, the third connecting holes arranged on the prefabricated beam are inserted into the second platform connecting steel bars, and the third connecting holes are filled with mortar; the prefabricated staircase is installed between the prefabricated rest platform and each layer of prefabricated floor slabs.
Preferably, the lower parts of the grooves and the tongues are closely spliced, splicing seams are reserved on the upper parts of the grooves and the splicing seams, and waterproof mortar is filled in the splicing seams.
Preferably, the first steel plate connecting member or the second steel plate connecting member or the third steel plate connecting member includes an anchor plate, and an anchor bar is welded to a back surface of the anchor plate.
Preferably, the anchor plate is provided with anchor bar connecting holes, and the end parts of the anchor bars penetrate through the anchor bar connecting holes and are connected through plug welding.
Preferably, the anchor plate is provided with four anchor bar connecting holes, the four anchor bar connecting holes are arranged in a square shape, and the anchor bars are welded to the anchor bar connecting holes respectively.
Preferably, a first lifting lug is arranged on the stair connecting side of the precast beam, and a first stair connecting steel bar is reserved on the upper surface of the first lifting lug; a second lifting lug is arranged on the stair connecting side of the prefabricated rest platform, and a second stair connecting steel bar is reserved at the stair upper part connecting position on the second lifting lug; a fourth connecting hole is reserved in the upper part of the prefabricated staircase; the upper part of the prefabricated staircase and the first ear of raising of the prefabricated beam on the upper layer or the second ear of raising of the prefabricated rest platform are sleeved into the first stair connecting steel bar or the second stair connecting steel bar through the fourth connecting hole to form fixed connection, and the lower part of the prefabricated staircase and the second ear of raising of the prefabricated rest platform or the prefabricated beam on the lower layer are in sliding connection.
Preferably, the bottom of the prefabricated column is arranged in a foundation pit type foundation, and concrete is cast in situ between the prefabricated column and the inner wall of the foundation.
Preferably, the prefabricated staircase overlap joint is in after on the first ear of choosing, the upper portion or the lower part of prefabricated staircase respectively with the prefabricated floor parallel and level that corresponds to the floor appears the step after avoiding prefabricated staircase installation.
Preferably, the length of the precast beam is equal to-2 x 10mm of span length, so as to avoid that the precast beam cannot be put between precast columns to realize connection due to production error.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses whole engineering of full assembly type structure does not have cast-in-place operation, through steel sheet welded connection fixed between precast beam and the precast column, direct overlap joint between precast floor and the precast beam to the stable connection of floor connecting reinforcement on second connecting hole and the precast beam is realized to be connected through precast floor, therefore the utility model discloses the project installation can be accomplished in very short time to full assembly type structure, saves a large amount of assemble duration, and the on-the-spot overground part does not have cast-in-place operation, need not the template, does not need to support, and the equipment is rapid, saves construction cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a three-dimensional structure diagram of the fully-assembled building of the utility model.
Fig. 2 is a three-dimensional structure diagram of the foundation pit type foundation of the present invention.
Fig. 3 is a three-dimensional structure diagram (3-layer building) of the prefabricated column of the utility model.
Fig. 4 is a perspective structural view of a precast beam according to a first embodiment of the present invention.
Fig. 5 is the utility model discloses in be used as the lapped precast beam's of prefabricated staircase three-dimensional structure chart.
Fig. 6 is the utility model discloses precast floor slab embodiment one's spatial structure chart.
Fig. 7 is the three-dimensional structure of the prefabricated staircase of the utility model.
Fig. 8 is the three-dimensional structure diagram of the prefabricated rest platform of the utility model.
Fig. 9 is the utility model discloses prefabricated floor and precast beam connected node embodiment one's schematic structure diagram.
Fig. 10 is the utility model discloses precast floor slab and precast floor slab connected node embodiment one's schematic structure diagram.
Fig. 11 is a schematic structural diagram of the steel plate connecting member of the present invention, wherein a is a front view and b is a side view.
Fig. 12 is a schematic view (front view) of the connection between the precast beam and the precast column according to the present invention.
Fig. 13 is a schematic view (overlooking) of the connection between the precast beam and the precast column according to the present invention.
Fig. 14 is a schematic connection diagram (front view) when the side of the precast beam is flush with the side of the precast column according to the present invention.
Fig. 15 is a schematic connection diagram (overlook) when the side of the precast beam is flush with the side of the precast column according to the present invention.
Fig. 16 is a schematic view of the connection between the foundation pit type foundation and the precast column according to the present invention.
Fig. 17 is a three-dimensional structure diagram of the building foundation of the present invention.
Fig. 18 is a three-dimensional structure view of the prefabricated column of the present invention after being installed on the foundation.
Fig. 19 is a three-dimensional structure view of the installation of the second floor precast beam of the present invention.
Fig. 20 is the utility model discloses the spatial structure chart of the installation of the prefabricated half space of second floor and prefabricated stair.
Fig. 21 is a perspective view of the second floor installation of the present invention.
Fig. 22 is a three-dimensional structure view of the third floor installation of the present invention.
Detailed Description
The invention is further described below with reference to specific preferred embodiments, without thereby limiting the scope of protection of the invention.
For convenience of description, the relative positional relationship of the components, such as: the descriptions of the upper, lower, left, right, etc. are described with reference to the layout directions of the drawings in the specification, and do not limit the structure of the present application.
As shown in fig. 1, the utility model discloses an embodiment of full assembly type structure includes building basis 1, prefabricated post 2, precast beam 3, precast floor slab 4, prefabricated stair 5, prefabricated half space 6. Wherein:
the building foundation 1-is formed by pouring on a construction site, and comprises foundation pit type foundations 11 used for mounting the prefabricated columns 2 and beam type foundations 12 connected with the adjacent foundation pit type foundations 11, and the foundation pit type foundations 11 are mutually connected through the beam type foundations 12 to form the integral building foundation 1;
the prefabricated column 2-is a fully prefabricated concrete member, which is used as a structural column of a building, extends to the top of the building across floors, and third steel plate connecting pieces 21 are embedded around the connecting positions of beams of each floor of the prefabricated column, as shown in fig. 3;
as shown in fig. 4, the upper surfaces of the two ends of the precast beam 3 are respectively embedded with first steel plate connecting pieces 31, the two side surfaces of the precast beam are respectively embedded with second steel plate connecting pieces 32, the second steel plate connecting pieces 32 on the two side surfaces are oppositely arranged, and the beam body of the precast beam 3 and the oppositely arranged second steel plate connecting pieces 32 are provided with integrally penetrating first connecting holes 33. The upper surface of the precast beam 3, on which the precast floor slab 4 needs to be installed, is reserved with floor slab connecting steel bars 34 (see fig. 4 and 5); prefabricating a first lifting lug 35 at a corresponding position on a prefabricated beam 3 of the prefabricated staircase 5 to be bordered, and reserving a first staircase connecting steel bar 36 on the upper surface of the first lifting lug 35 (as shown in fig. 5); second platform connecting steel bars 37 (shown in figure 1) are reserved on the upper surface of the precast beam 3 for installing the precast rest platform 6 at the stairwell. The length of the precast beam 3 is equal to span length-2 x 10mm, so that a 10mm gap is reserved between the precast beam 3 and the precast columns 2, and the precast beam 3 cannot be placed between the precast columns 2 to realize connection due to production errors;
the prefabricated floor 4 is a full prefabricated concrete component, namely the thickness of the prefabricated floor 4 is the thickness of the structural plate, and one standard prefabricated floor 4 is spliced with each other to form a whole floor. As shown in fig. 6, a second connecting hole 41 is reserved at the beam connecting part of the prefabricated floor slab 4, a rabbet 42 is arranged at the splicing part of the floor slab, a first platform connecting steel bar 43 (as shown in fig. 1) is reserved at the mounting part of the rest platform, a second connecting hole 41 and the rabbet 42 are simultaneously arranged at the beam slab connecting part, as shown in fig. 9 and 10, the adjacent prefabricated floor slabs 4 are spliced through the rabbet 42, a high-grade mortar is filled in a splicing seam 44 to form a whole floor slab, the second connecting hole 41 on the prefabricated floor slab 4 is sleeved in the floor slab connecting steel bar 34 on the prefabricated beam 3, and the second connecting hole 41 is filled with the high-grade mortar to form a fixed connection;
prefabricated staircase 5: the prefabricated staircase is a universal prefabricated staircase component, namely the upper part of the prefabricated staircase 5 is fixedly connected, and the lower part is a sliding support without holes. Specifically, as shown in fig. 7, a fourth connecting hole 51 is reserved at the upper part of the prefabricated staircase 5, and a connecting hole is not reserved at the lower part;
prefabricated rest platform 6-as shown in fig. 8, it includes the platform body, the top of the platform body sets up to landing slab 61, landing slab 61's below both sides set up terraced roof beam 62 respectively, and the both ends of terraced roof beam 62 set up the ladder 63 respectively, just set up the second on the terraced roof beam 62 of the stair connection side of the platform body and choose ear 67, the second is chosen the stair upper portion junction on the ear 67 and is reserved second stair connection reinforcing bar 64. The both ends of landing slab 61 correspond both sides ladder beam 62 respectively and set up ladder post 63, and the bottom of two ladder posts 63 is connected through prefabricated connecting plate 65 to reserve third connecting hole 66 on prefabricated connecting plate 65.
The first steel plate connecting piece 31, the second steel plate connecting piece 32 and the third steel plate connecting piece 21 are steel plate connecting pieces 7 with the same structure. As shown in fig. 11, the steel plate connecting member 7 includes an anchor plate 71 and anchor bars 72, four anchor bar connecting holes 73 are disposed on the anchor plate 71 and are distributed in a square shape, one anchor bar 72 passes through each anchor bar connecting hole 73, and the anchor plate 71 and the anchor bars 72 are connected into a whole by plug welding.
The utility model discloses an assembly method of full assembled building, as shown in fig. 17-22 and fig. 1, include the following step:
1) after the on-site terrace is leveled and tamped, the construction of the building foundation 1 is started: as shown in fig. 17, foundation pit type foundations 11 are cast in situ at column positions, beam type foundations 12 are cast in situ between the foundation pit type foundations 11, and the foundation pit type foundations 11 and the beam type foundations 12 jointly form a building foundation 1;
2) as shown in fig. 18, the bottom of the prefabricated column 2 is vertically placed in the foundation pit type foundation 11, and concrete is cast in situ between the prefabricated column 2 in the foundation pit type foundation 11 and the inner wall of the foundation pit type foundation, so that the prefabricated column 2 and the foundation pit type foundation 11 are fixedly connected together;
3) installing a second layer of precast beams 3 between adjacent precast columns 2: as shown in fig. 19 and fig. 12-15, after the precast girders 3 are in place, the first connecting steel plates 8 are welded between the first steel plate connecting pieces 31 of the precast girders 3 and the third steel plate connecting pieces 21 on the adjacent precast columns 2 to realize connection; a screw is arranged in the first connecting hole 33 of the precast beam 2, two ends of the screw respectively penetrate through the second steel plate connecting pieces 32 on two sides of the precast beam 3, meanwhile, two ends of the screw are connected with one end of the second connecting steel plate 9 and one end of the third connecting steel plate 10 in a counter-pulling mode through nuts, and the other ends of the second connecting steel plate 9 and the third connecting steel plate 10 are welded with the third steel plate connecting pieces on the adjacent precast columns 2 into a whole; when the precast girders 3 are coupled to the precast columns 2, one side of the precast girders 3 may be installed flush with one side of the precast columns 2 (see fig. 14 and 15), and the end portions of the precast girders 3 may be installed at the middle portions of the coupling surfaces of the precast columns 2 (see fig. 12 and 13).
4) Install prefabricated rest platform 6 on second floor on terrace and beam type basis 12: as shown in fig. 20, platform connecting steel bars are reserved at the prefabricated rest platform installation positions on the terrace and the beam type foundation 12, one end of the prefabricated rest platform 6 is placed on the terrace, the other end of the prefabricated rest platform 6 is placed on the beam type foundation 12, third connecting holes 66 at the bottoms of the two ends of the prefabricated rest platform 6 are respectively sleeved into the corresponding platform connecting steel bars, and the third connecting holes 66 are filled with first-grade mortar, so that the prefabricated rest platform 6 is fixed;
5) installing a second layer of prefabricated stairs 5: as shown in fig. 20, the upper part of the prefabricated staircase 5 positioned above the prefabricated rest platform 6 and the first lifting lug 35 of the prefabricated beam 3 on the upper layer are sleeved in the first staircase connecting steel bar through a fourth connecting hole 51 to form a fixed connection, the lower part of the prefabricated staircase is slidably connected with the second lifting lug of the prefabricated rest platform, and after the prefabricated staircase 5 is lapped on the first lifting lug 35, the upper part of the prefabricated staircase 5 is flush with the prefabricated floor slab 4 on the second layer; the upper part of the prefabricated staircase 5 positioned below the prefabricated rest platform 6 and a second lug of the prefabricated rest platform 6 are sleeved into the second staircase connecting steel bar through the fourth connecting hole to form fixed connection, and the lower part of the prefabricated staircase 5 is in sliding connection with the terrace;
6) and (3) installing a second layer of prefabricated floor slab 4: as shown in fig. 21, the prefabricated floor slab 4 is installed on the installed second layer of prefabricated beam 3, the second connecting hole 41 of the prefabricated floor slab 4 is aligned to the floor slab connecting steel bar on the prefabricated beam 3, the adjacent prefabricated floor slabs 4 are connected through the rabbet 42, the lower parts of the rabbet 42 are closely spliced, a splicing seam 44 with the width of 20mm is reserved at the upper part, the second connecting hole 41 is filled with high-grade mortar, and the splicing seam 44 is filled with waterproof mortar;
7) as shown in fig. 22 and fig. 1, other floor installation is completed according to the procedures of prefabricated beam 3 installation, prefabricated rest platform 6 installation, prefabricated staircase 5 installation and prefabricated floor slab 4 installation. When the prefabricated rest platforms 6 of other floors are installed, one end of each prefabricated rest platform 6 is arranged on the lower-layer prefabricated floor 4, the other end of each prefabricated rest platform 6 is arranged on the prefabricated beam 3, a first platform connecting steel bar 43 is reserved at the position corresponding to the rest platform installation position of the lower-layer prefabricated floor 4, a second platform connecting steel bar 37 is reserved at the rest platform installation position of the prefabricated beam 3, a third connecting hole 66 arranged on the prefabricated floor 4 is inserted into the first platform connecting steel bar, a third connecting hole 66 arranged on the prefabricated beam 3 is inserted into the second platform connecting steel bar 37, and high-grade mortar is filled in each third connecting hole 66. When the prefabricated stairways 5 on other layers are installed, the installation method of the prefabricated stairways 4 on the upper section is the same as that of the prefabricated stairways on the second layer, and the difference is that when the prefabricated stairways 4 on the lower section are installed, the fourth connecting hole 51 at the upper part of the prefabricated stairways 5 is sleeved into the second stair connecting steel bar of the prefabricated rest platform 6 and is filled with high-grade mortar to form fixed connection, the lower part of the prefabricated stairways 5 is lapped on the first picking lug 35 of the prefabricated beam on the lower layer to form sliding connection, and after the prefabricated stairways 5 are lapped on the first picking lug 35, the lower part of the prefabricated stairways 5 is flush with the prefabricated floor slabs 4 on the lower layer.
In the installation process, the filling operation of the floor slab joints and the connecting holes can be considered after all the components are installed, so that the construction period is shortened.
The anchor plate 71 of the steel plate connecting piece 7 is preferably a galvanized steel plate, the precast beam 3 and the steel plate connecting piece 7 on the precast column 2 can be considered to be embedded into a precast member, and a groove is formed at the position of the embedded steel plate connecting piece 7, so that the surface of the steel plate is flush with the surface of the precast member after the connecting steel plate is installed.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can make many possible variations and modifications to the technical solution of the present invention or modify the technical solution of the present invention into equivalent embodiments with equivalent variations without departing from the technical solution scope of the present invention. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention should fall within the protection scope of the technical solution of the present invention.

Claims (10)

1. A full-assembled building comprises precast columns, precast beams and precast floor slabs and is characterized in that,
the prefabricated column is used as a structural column and extends to the top of the building, and a third steel plate connecting piece is embedded in the beam connecting position of the prefabricated column;
the floor slab connecting steel bars are reserved on the upper surface of the precast beam, first steel plate connecting pieces are pre-buried on the upper surface of the end part of the precast beam, second steel plate connecting pieces are pre-buried on the side surfaces of the end part of the precast beam respectively, the second steel plate connecting pieces on the side surfaces of the two end parts of the precast beam are oppositely arranged, first connecting holes which are integrally penetrated through are arranged on the precast beam and the second steel plate connecting pieces which are oppositely arranged, the precast beam is connected with the precast columns at the beam connecting positions of the precast columns, the first steel plate connecting pieces of the precast beam and the third steel plate connecting pieces on the precast columns which are connected are welded into a whole through first connecting steel plates, the second steel plate connecting pieces on one side of the precast beam and the precast columns which are connected into a whole through second connecting steel plates, and the second steel plate connecting pieces on the other side of the precast beam and the third steel plate connecting pieces on the precast columns which are connected into a whole through third connecting steel plates, one end of the second connecting steel plate, one end of the third connecting steel plate and the precast beam are fastened and connected into a whole through a fastener penetrating through the connecting hole, and the other end of the second connecting steel plate and the other end of the third connecting steel plate are respectively welded with a third steel plate connecting piece on the precast column into a whole;
and a second connecting hole is reserved at the beam connecting part of the precast floor slab, a tongue-and-groove is arranged at the floor slab splicing part of the precast floor slab, the adjacent precast floor slabs are spliced through the tongue-and-groove to form a whole floor slab, and the precast floor slab and the precast beam are sleeved into the floor slab connecting steel bars through the second connecting hole to form fixed connection.
2. The fully assembled building according to claim 1, further comprising a prefabricated rest platform and prefabricated stairways, wherein the top of the prefabricated rest platform is provided with a platform, ladder columns are respectively arranged at two ends of the lower portion of the platform, third connecting holes are arranged at the bottoms of the ladder columns, first platform connecting steel bars are reserved at the rest platform mounting positions of the prefabricated floor slabs, second platform connecting steel bars are reserved at the rest platform mounting positions of the prefabricated beams, one end of the prefabricated rest platform is placed on the prefabricated floor slab, the other end of the prefabricated rest platform is placed on the prefabricated beam, the third connecting holes in the prefabricated floor slabs are inserted into the first platform connecting steel bars, the third connecting holes in the prefabricated beams are inserted into the second platform connecting steel bars, and each third connecting hole is filled with mortar; the prefabricated staircase is arranged between the prefabricated rest platform and each layer of prefabricated floor slab.
3. The fully assembled building according to claim 1, wherein the lower part of the rabbet is spliced closely, the upper part is reserved with a spliced seam, and the spliced seam is filled with waterproof mortar.
4. The fully assembled building of claim 1, wherein the first or second or third steel plate connecting members comprise anchor plates with anchor bars welded to the back surfaces of the anchor plates.
5. The fully assembled building of claim 4 wherein the anchor plate is provided with anchor bar attachment holes through which the ends of the anchor bars are inserted and attached by plug welding.
6. The fully assembled building according to claim 5, wherein the anchor plate is provided with four anchor bar connecting holes, the four anchor bar connecting holes are arranged in a square shape, and the anchor bars are welded to the anchor bar connecting holes respectively.
7. The fully assembled building according to claim 2, wherein a first lifting lug is arranged on the stair connecting side of the precast beam, and a first stair connecting steel bar is reserved on the upper surface of the first lifting lug; a second lifting lug is arranged on the stair connecting side of the prefabricated rest platform, and a second stair connecting steel bar is reserved at the connecting position of the upper portion of the stair on the second lifting lug; a fourth connecting hole is reserved in the upper part of the prefabricated staircase; the upper part of the prefabricated staircase and the first lifting lug of the prefabricated beam on the upper layer or the second lifting lug of the prefabricated rest platform are sleeved into the first stair connecting steel bar or the second stair connecting steel bar through the fourth connecting hole to form fixed connection, and the lower part of the prefabricated staircase is in sliding connection with the second lifting lug of the prefabricated rest platform or the prefabricated beam on the lower layer.
8. The fully assembled building of claim 7, wherein after the prefabricated staircase is lapped on the first lug, the upper part or the lower part of the prefabricated staircase is flush with the corresponding prefabricated floor slab respectively.
9. The fully assembled building of claim 1, wherein the bottom of the precast column is placed in a foundation pit foundation and concrete is cast in place between the precast column and the inner wall of the foundation.
10. The fully assembled building of claim 1 wherein the length of the precast beam is equal to-2 x 10mm across the length.
CN202220385652.1U 2022-02-24 2022-02-24 Full-assembly type building Active CN217480906U (en)

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Application Number Priority Date Filing Date Title
CN202220385652.1U CN217480906U (en) 2022-02-24 2022-02-24 Full-assembly type building

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Application Number Priority Date Filing Date Title
CN202220385652.1U CN217480906U (en) 2022-02-24 2022-02-24 Full-assembly type building

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Publication Number Publication Date
CN217480906U true CN217480906U (en) 2022-09-23

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114809726A (en) * 2022-02-24 2022-07-29 三能集成房屋股份有限公司 Fully-assembled building and assembling method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114809726A (en) * 2022-02-24 2022-07-29 三能集成房屋股份有限公司 Fully-assembled building and assembling method thereof

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