CN214117176U

CN214117176U - Prefabricated superimposed sheet of assembled PC

Info

Publication number: CN214117176U
Application number: CN202022702087.0U
Authority: CN
Inventors: 孙逊; 孙学明
Original assignee: Qingdao New Century Prefabricate Co ltd
Current assignee: Qingdao New Century Prefabricate Co ltd
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2021-09-03
Anticipated expiration: 2030-11-20

Abstract

The utility model discloses an assembly type PC prefabricated laminated slab, which comprises a first laminated slab and a second laminated slab, the bottom end of the first superimposed sheet is movably connected with a second superimposed sheet, the bottom ends of the first superimposed sheet and the second superimposed sheet are fixedly provided with two first inserting blocks, the bottom ends of the first laminated slab and the second laminated slab are fixedly provided with a second inserting block positioned between the opposite sides of the two first inserting blocks, the top ends of the first laminated slab and the second laminated slab are respectively provided with two first jacks which are matched with the first inserting blocks, the top ends of the first laminated slab and the second laminated slab are respectively provided with a second jack which is positioned between the opposite sides of the two first jacks and is matched with the second inserting block, the inside of first superimposed sheet and second superimposed sheet all inlays and is equipped with the reinforcing bar, the equal fixed mounting in front surface of first superimposed sheet and second superimposed sheet has the truss. This prefabricated superimposed sheet of assembled PC possesses the advantage that joint strength is high.

Description

Prefabricated superimposed sheet of assembled PC

Technical Field

The utility model relates to a superimposed sheet technical field specifically is a prefabricated superimposed sheet of assembled PC.

Background

The composite floor slab is an assembled integral floor slab formed by overlapping precast slabs and cast-in-place reinforced concrete layers, has good integrity, flat upper and lower surfaces, is convenient for finishing of a finish coat, and is suitable for high-rise buildings and large-bay buildings with higher integral rigidity requirements.

In the construction, set up groove and protruding form with the concatenation department of superimposed sheet usually, when needing to splice the superimposed sheet, generally with groove on the superimposed sheet and the protruding laminating connection on another superimposed sheet, carry out sealing connection with its junction through special glue again and realize the concatenation to two superimposed sheets, but only rely on this concatenation mode to lead to the intensity at concatenation position not enough easily, make its junction produce the crack easily, lead to the wholeness behind two superimposed sheets connected relatively poor, so propose the prefabricated superimposed sheet of assembled PC and solve the above-mentioned problem that proposes.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prefabricated superimposed sheet of assembled PC to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a prefabricated superimposed sheet of assembled PC, includes first superimposed sheet and second superimposed sheet, the bottom swing joint of first superimposed sheet has the second superimposed sheet, the equal fixed mounting in bottom of first superimposed sheet and second superimposed sheet has the first inserted block that quantity is two, the equal fixed mounting in bottom of first superimposed sheet and second superimposed sheet has the second inserted block that is located two between the relative one side of first inserted block, the top of first superimposed sheet and second superimposed sheet all sets up quantity for two and with the first jack of first inserted block looks adaptation, the top of first superimposed sheet and second superimposed sheet all sets up and is located two between the relative one side of first jack and with the second jack of second inserted block looks adaptation, the inside of first superimposed sheet and second superimposed sheet all inlays and is equipped with the reinforcing bar, the equal fixed mounting in front surface of first superimposed sheet and second superimposed sheet has the truss, the front surface of the first laminated slab is provided with two first grooves which are positioned below the truss, the back side wall of the groove of each first groove is fixedly provided with two fixed rods, the opposite sides of every two adjacent fixed rods are rotatably connected with the rotating rod, the outer part of the rotating rod is fixedly provided with a limiting plate, the front surface of the second laminated slab is provided with two second grooves which are respectively positioned under the two first grooves, the back side wall of the groove of each second groove is fixedly provided with a fixed plate, the front surfaces of the two fixed plates are respectively fixedly provided with two screw rods, one ends of the two screw rods penetrate through and extend to the front surfaces of the two limiting plates, the outer parts of every two adjacent screw rods are movably connected with a gasket, the gasket is positioned in front of the limiting plate, and the outer parts of the four screw rods are respectively in threaded connection with nuts, the nut is located in front of the washer.

As a further aspect of the present invention: the number of the trusses is not less than four, the trusses are equally divided into two groups, and the trusses are distributed on the front surfaces of the first laminated slab and the second laminated slab in a central symmetry mode.

As a further aspect of the present invention: the truss includes the horizontal pole, the rear surface fixed mounting of horizontal pole has the stirrup that quantity is a plurality of, and the top is two rows the equal fixed connection in the front surface of first superimposed sheet of the other end of stirrup, the below is two rows the equal fixed connection in the front surface of second superimposed sheet of the other end of stirrup.

As a further aspect of the present invention: adjacent two the relative one side of dead lever has all been seted up and has been lacked the groove, the inside fixed mounting who lacks the groove has the bearing, adjacent two the inside of bearing all is with bull stick looks fixed connection.

As a further aspect of the present invention: the front surface of the limiting plate is provided with two connecting holes, and the aperture of each connecting hole is larger than the diameter of the screw rod.

As a further aspect of the present invention: and the gap between the first insert block and the first jack and the gap between the second insert block and the second jack are filled with building sealant.

As a further aspect of the present invention: the gasket is the rectangle, and the rear surface fixed mounting of gasket has the slipmat, and the rear surface of slipmat contacts with the front surface of limiting plate, and the slipmat is rubber.

Compared with the prior art, the beneficial effects of the utility model are that:

when splicing, the first insert block and the second insert block at the bottom end of the first laminated slab can be respectively inserted into the first jack and the second jack at the top end of the second laminated slab, building sealant can be filled in the gaps between the insert blocks and the jacks after the splicing is finished, the joint of the first laminated slab and the second laminated slab can be sealed, so that the binding force of the first laminated slab and the second laminated slab is improved, after the splicing is finished, the limiting plate can be turned over and covered in front of the fixing plate, the gasket can be placed outside the screw rod at the moment, an auxiliary tool is used for locking the first laminated slab and the second laminated slab, the first laminated slab and the second laminated slab can be firmly spliced together, so that the strength of the joint is enhanced in the using process, cracks are not easy to generate, and the truss is arranged to replace the existing steel bar, so that the weight of the first laminated slab can be reduced, but the strength of the first laminated slab cannot be weakened, and the transportation of the first laminated slab is convenient, possesses the advantage that joint strength is high.

Drawings

FIG. 1 is a schematic view showing the construction of a fabricated PC prefabricated laminate;

FIG. 2 is a sectional view showing the connection of a first laminated plate and a second laminated plate of the fabricated PC prefabricated laminated plate;

FIG. 3 is an enlarged view of a prefabricated PC overlay plate at A in FIG. 1;

fig. 4 is a schematic structural view of a second laminated slab of the prefabricated PC laminated slab.

In the figure: 1. a first superimposed sheet; 2. a second laminated plate; 3. a first insert block; 4. a second insert block; 5. a first jack; 6. A second jack; 7. reinforcing steel bars; 8. a truss; 801. a cross bar; 802. hooping; 9. a first groove; 10. fixing the rod; 11. A rotating rod; 12. a limiting plate; 13. a second groove; 14. a fixing plate; 15. a screw shaft; 16. a gasket; 17. and (4) a nut.

Detailed Description

Referring to FIGS. 1 to 4, in an embodiment of the present invention, an assembled PC prefabricated plywood comprises a first plywood 1 and a second plywood 2, the bottom end of the first plywood 1 is movably connected with the second plywood 2, two first inserting blocks 3 are fixedly installed at the bottom ends of the first plywood 1 and the second plywood 2, two second inserting blocks 4 are fixedly installed at the bottom ends of the first plywood 1 and the second plywood 2, the second inserting blocks 4 are positioned between opposite sides of the two first inserting blocks 3, two first inserting holes 5 matched with the first inserting blocks 3 are respectively formed at the top ends of the first plywood 1 and the second plywood 2, a building sealant is filled in a gap between the first inserting block 3 and the first inserting hole 5 and a gap between the second inserting block 4 and the second inserting hole 6, two second inserting holes 6 matched with the second inserting block 4 are respectively formed at the top ends of the first plywood 1 and the second plywood 2, the steel bars 7 are embedded in the first laminated slab 1 and the second laminated slab 2, trusses 8 are fixedly mounted on the front surfaces of the first laminated slab 1 and the second laminated slab 2, each truss 8 comprises a cross rod 801, a plurality of stirrups 802 are fixedly mounted on the rear surface of the cross rod 801, the other ends of the two rows of stirrups 802 are fixedly connected to the front surface of the first laminated slab 1, the other ends of the two rows of stirrups 802 are fixedly connected to the front surface of the second laminated slab 2, the number of the trusses 8 is not less than four, the trusses are divided into two groups, the trusses are centrally and symmetrically distributed on the front surfaces of the first laminated slab 1 and the second laminated slab 2, first grooves 9 are formed in the front surface of the first laminated slab 1 and located below the trusses 8, two fixing rods 10 are fixedly mounted on the rear side wall in the groove of the first groove 9, grooves are formed in the opposite sides of the two adjacent fixing rods 10, the inside of the slot is fixedly provided with a bearing, the inside of two adjacent bearings is fixedly connected with a rotating rod 11, the opposite sides of two adjacent fixed rods 10 are rotatably connected with the rotating rod 11, the outside of the rotating rod 11 is fixedly provided with a limit plate 12, the front surface of the second laminated plate 2 is provided with two second grooves 13 which are respectively positioned under two first grooves 9, the rear side wall in the slot of each second groove 13 is fixedly provided with a fixed plate 14, the front surfaces of the two fixed plates 14 are respectively fixedly provided with two screw rods 15, one ends of the screw rods 15 penetrate through and extend to the front surfaces of the two limit plates 12, the front surface of each limit plate 12 is provided with two connecting holes, the aperture of each connecting hole is larger than the diameter of each screw rod 15, the outside of two adjacent screw rods 15 is movably connected with a gasket 16, the gasket 16 is positioned in front of the limit plates 12, the outside of four screw rods 15 is in threaded connection with nuts 17, the nut 17 is located the place ahead of gasket 16, and gasket 16 is the rectangle, and the fixed mounting of the rear surface of gasket 16 has the slipmat, and the rear surface of slipmat contacts with the front surface of limiting plate 12, and the slipmat is rubber.

The utility model discloses a theory of operation is: when splicing, the first inserting block 3 and the second inserting block 4 at the bottom end of the first laminated slab 1 can be respectively inserted into the first inserting hole 5 and the second inserting hole 6 at the top end of the second laminated slab 2, building sealant can be filled in the gaps of the inserting blocks and the inserting holes after the splicing is finished, the joint of the first laminated slab 1 and the second laminated slab 2 can be sealed, so that the binding force is improved, the limiting plate 12 can be turned over and covered in front of the fixing plate 14 after the splicing is finished, the gasket 16 can be placed outside the screw rod 15 at the moment, an auxiliary tool is used for locking the first laminated slab 1 and the second laminated slab 2 at the same time, the strength of the joint is enhanced in the using process, cracks are not easy to generate, the truss 8 is arranged to replace the existing steel bar, and the weight of the steel bar can be reduced, but can not weaken the strength thereof, facilitates the transportation thereof and has the advantage of high connection strength.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The prefabricated superimposed sheet of assembled PC comprises a first superimposed sheet (1) and a second superimposed sheet (2), wherein the bottom end of the first superimposed sheet (1) is movably connected with the second superimposed sheet (2), the prefabricated superimposed sheet is characterized in that the bottom ends of the first superimposed sheet (1) and the second superimposed sheet (2) are fixedly provided with two first insertion blocks (3) in quantity, the bottom ends of the first superimposed sheet (1) and the second superimposed sheet (2) are fixedly provided with two second insertion blocks (4) positioned between two opposite sides of the first insertion blocks (3), the top ends of the first superimposed sheet (1) and the second superimposed sheet (2) are respectively provided with two first insertion holes (5) in quantity and adapted to the first insertion blocks (3), the top ends of the first superimposed sheet (1) and the second superimposed sheet (2) are respectively provided with two second insertion holes (6) positioned between two opposite sides of the first insertion holes (5) and adapted to the second insertion blocks (4), the interior of the first laminated slab (1) and the second laminated slab (2) is embedded with reinforcing steel bars (7), the front surfaces of the first laminated slab (1) and the second laminated slab (2) are fixedly provided with trusses (8), the front surface of the first laminated slab (1) is provided with first grooves (9) which are two in number and are positioned below the trusses (8), the in-groove rear side wall of each first groove (9) is fixedly provided with two fixing rods (10), the opposite sides of every two adjacent fixing rods (10) are rotatably connected with rotating rods (11), the outside of each rotating rod (11) is fixedly provided with a limiting plate (12), the front surface of the second laminated slab (2) is provided with second grooves (13) which are two in number and are respectively positioned under the first grooves (9), the in-groove rear side wall of each second groove (13) is fixedly provided with a fixing plate (14), two the equal fixed mounting in front surface of fixed plate (14) has quantity to run through and extend to screw (15) of two limiting plate (12) front surfaces for two and one end, adjacent two the outside of screw (15) all with gasket (16) looks swing joint, gasket (16) are located the place ahead of limiting plate (12), four the equal threaded connection in outside of screw (15) has nut (17), nut (17) are located the place ahead of gasket (16).

2. An assembled PC prefabricated composite according to claim 1 wherein the number of the trusses (8) is not less than four, divided into two groups, and distributed on the front surface of the first composite (1) and the second composite (2) in central symmetry.

3. Prefabricated composite PC board according to claim 2, characterized in that the truss (8) comprises a cross bar (801), the rear surface of the cross bar (801) is fixedly provided with a plurality of stirrups (802), the two upper rows of stirrups (802) are fixedly connected to the front surface of the first composite board (1) at the other ends, and the two lower rows of stirrups (802) are fixedly connected to the front surface of the second composite board (2) at the other ends.

4. The prefabricated assembled PC composite slab as claimed in claim 1, wherein each of opposite sides of two adjacent fixing rods (10) is provided with a slot, a bearing is fixedly mounted inside the slot, and each of the two adjacent bearings is fixedly connected with a rotating rod (11).

5. The fabricated PC prefabricated composite slab as claimed in claim 1, wherein the front surface of the limit plate (12) is provided with two connection holes, and the diameter of the connection holes is larger than the diameter of the lead screw (15).

6. The fabricated PC prefabricated laminated slab as claimed in claim 1, wherein the gap between the first insert block (3) and the first jack (5) and the gap between the second insert block (4) and the second jack (6) are filled with building sealant.

7. An assembled PC prefabricated plywood according to claim 1, wherein the gasket (16) is rectangular, and a non-slip mat is fixedly mounted on the rear surface of the gasket (16), the rear surface of the non-slip mat is in contact with the front surface of the limiting plate (12), and the non-slip mat is made of rubber.