CN217652194U

CN217652194U - Prefabricated rest platform and with precast beam connected node thereof

Info

Publication number: CN217652194U
Application number: CN202220384237.4U
Authority: CN
Inventors: 赵丹
Original assignee: Sanneng Integrated Housing Co Ltd
Current assignee: Sanneng Integrated Housing Co Ltd
Priority date: 2022-02-24
Filing date: 2022-02-24
Publication date: 2022-10-25
Anticipated expiration: 2032-02-24

Abstract

The utility model discloses a prefabricated half space and with precast beam connected node thereof. Prefabricated half space includes the platform body, the top of the platform body sets up to landing slab (61), both sides set up terraced roof beam (62) respectively below the landing slab, the both ends of terraced roof beam set up halfpace (63) respectively, just set up the second on the terraced roof beam of the stair connection side of the platform body and choose ear (67), the second is chosen the upper stair portion junction on the ear and is reserved second stair connecting reinforcement (64). When the prefabricated rest platform is connected with the prefabricated beam, a second platform connecting reinforcing steel bar is reserved on the upper surface of the prefabricated beam, one end ladder post of the platform body is arranged on the prefabricated beam, the second platform connecting reinforcing steel bar extends into a third connecting hole between the ladder posts, and mortar is filled in the third connecting hole. The utility model discloses production simple manufacture, the equipment is quick, and is little to the site operation influence, saves the building equipment time.

Description

Prefabricated rest platform and with precast beam connected node thereof

Technical Field

The utility model relates to an assembly type structure, especially a prefabricated rest platform and with precast beam connected node.

Background

In the existing prefabricated building, a prefabricated column as a structural column of the building is generally formed by connecting a plurality of sections of columns on the spot. 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 the production preparation technology to current assembly type structure is complicated, and the long not enough of equipment period, the utility model provides a production simple manufacture assembles quick prefabricated rest platform and with precast beam connected node.

For solving the technical problem, the utility model provides a prefabricated half space, including the platform body, the top of the platform body sets up to the landing slab, both sides set up the ladder roof beam respectively below the landing slab, the both ends of ladder roof beam set up the ladder post respectively, just set up the second on the ladder roof beam of the stair connection side of the platform body and choose the ear, the second is chosen the upper stair portion junction on the ear and is reserved second stair connecting reinforcement.

The utility model has the advantages of simple integral structure, the production preparation is easy, just the utility model discloses it chooses the ear to set up the second on prefabricated half space's the ladder roof beam, the second is chosen the stair upper portion junction on the ear and is reserved second stair connecting reinforcement for but the overlap joint of prefabricated stair's upper portion is chosen on the ear at the second, and makes the upper portion equipment of prefabricated stair simple, quick through being connected of second stair connecting reinforcement and prefabricated stair upper portion connecting hole.

Preferably, the bottoms of the two ladder posts at the same end of the platform body are connected through a prefabricated connecting plate, and a third connecting hole is reserved in the prefabricated connecting plate.

Based on the same invention concept, the utility model also provides a prefabricated rest platform and precast beam connected node, including the precast beam, second platform connecting reinforcement is reserved to the upper surface of precast beam, the one end ladder post of the platform body is arranged in on the precast beam, and in second platform connecting reinforcement stretched into in the third connecting hole, fill up the mortar in the third connecting hole.

The utility model discloses prefabricated rest platform is through setting up the third connecting hole in its bottom, reserves second platform connecting reinforcement at the upper surface of precast beam, places on precast beam through prefabricated rest platform's third connecting hole like this to insert second platform connecting reinforcement and fill the stable connection that prefabricated rest platform and precast beam just can be realized to the mortar in the third connecting hole, and the integral connection is rapid moreover, saves construction cost.

Drawings

In order to clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the description below are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the 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-storey building) of the prefabricated column of the present invention.

Fig. 4 is a perspective structure view of the first embodiment of the precast beam 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 view of the prefabricated staircase of the utility model.

Figure 8 is the utility model discloses prefabricated half space structure chart of half space platform.

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 of 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 perspective structure view of the installation of the second layer precast beam of the utility model.

Figure 20 is the utility model discloses the spatial structure chart of prefabricated half space and prefabricated stair installation of second floor.

Fig. 21 is a perspective view of the second floor installation of the present invention.

Figure 22 is the utility model discloses the spatial structure chart of third floor installation.

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 description of the upper, lower, left, right, etc. are made in terms of the layout directions of the drawings of 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 assembled building includes building foundation 1, prefabricated post 2, precast beam 3, precast floor 4, prefabricated staircase 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 connecting the adjacent foundation pit type foundations 11, and the foundation pit type foundations 11 are connected with each other 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-2 × 10mm of span length, 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 slab, and a 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 position of the precast floor slab 4, a rabbet 42 is arranged at the floor slab splicing position, a first platform connecting steel bar 43 (as shown in fig. 1) is reserved at the rest platform mounting position, a second connecting hole 41 and a rabbet 42 are simultaneously arranged at the beam slab connecting position, as shown in fig. 9 and fig. 10, adjacent precast 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 precast floor slab 4 is sleeved in the floor slab connecting steel bar 34 on the precast beam 3, and the second connecting hole 41 is filled with the high-grade mortar to form fixed connection;

the 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 terraced roof beam 62 respectively and set up the 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 field 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 place 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 connected 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 of the connection 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 arranged on the terrace, the other end of the prefabricated rest platform 6 is arranged 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 in 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 slabs 4 are installed on the installed second-layer prefabricated beams 3, the second connecting holes 41 of the prefabricated floor slabs 4 are placed in alignment with the floor slab connecting steel bars on the prefabricated beams 3, the adjacent prefabricated floor slabs 4 are connected through the grooves and the tongues 42, the lower parts of the grooves and the tongues 42 are closely spliced, splicing seams 44 with the width of 20mm are reserved on the upper parts of the prefabricated floor slabs, the second connecting holes 41 are filled with high-grade mortar, and the splicing seams 44 are 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 the prefabricated rest platform 6 is arranged on the lower-layer prefabricated floor slab 4, the other end of the prefabricated rest platform 6 is arranged on the prefabricated beam 3, a first platform connecting steel bar 43 is reserved at the rest platform installation position corresponding to the lower-layer prefabricated floor slab 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 slab 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 the third connecting holes 66 are filled with high-grade mortar respectively. 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 joint and the connecting hole 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 those skilled in the art can utilize the technical content disclosed above to make many possible variations and modifications to the technical solution of the present invention, or to modify equivalent embodiments with equivalent variations, without departing from the scope of the technical solution of the present invention. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical essence of the present invention should fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a prefabricated half space, includes the platform body, its characterized in that, the top of the platform body sets up to landing slab (61), both sides set up terraced roof beam (62) respectively below the landing slab, the both ends of terraced roof beam set up terraced post (63) respectively, just set up the second on the terraced roof beam of the stair connection side of the platform body and choose ear (67), the second is chosen the upper stair portion junction on the ear and is reserved second stair connecting reinforcement (64).

2. Prefabricated rest platform according to claim 1, characterized in that the bottoms of the two ladder posts at the same end of the platform body are connected by a prefabricated connecting plate (65) provided with a third connecting hole (66).

3. A prefabricated rest platform and prefabricated beam connected node, includes prefabricated beam and prefabricated rest platform, its characterized in that, prefabricated rest platform be the prefabricated rest platform of claim 2, second platform connecting reinforcement is reserved to the upper surface of prefabricated beam, the one end ladder post of platform body is placed on the prefabricated beam, and second platform connecting reinforcement stretches into in the third connecting hole, fill up the mortar in the third connecting hole.