CN216142268U

CN216142268U - Concrete hollow slab

Info

Publication number: CN216142268U
Application number: CN202121876804.XU
Authority: CN
Inventors: 解四喜
Original assignee: Shanghai Yicheng Juxin Construction Technology Co ltd
Current assignee: Shanghai Yicheng Juxin Construction Technology Co ltd
Priority date: 2021-08-12
Filing date: 2021-08-12
Publication date: 2022-03-29
Anticipated expiration: 2031-08-12

Abstract

The utility model discloses a concrete hollow slab, which comprises a slab body, connecting grooves, a limiting block and connecting convex blocks, wherein one side of the slab body is provided with the connecting grooves, the connecting grooves gradually narrow from the inside to the outside, the limiting block is arranged at the rear end inside the connecting grooves, the other side of the slab body is provided with the connecting convex blocks, the shapes of the connecting convex blocks are the same as the shapes of the inside of the connecting grooves, the connecting convex blocks are matched with the connecting grooves, the limiting grooves are arranged on the rear sides of the connecting convex blocks, the limiting grooves are matched with the limiting block, clamping grooves are formed in the top of the slab body close to four corners, the clamping grooves are in an I shape, and first fixing holes are formed in the top of the slab body and the positions of the clamping grooves. Has the advantages that: this hollow concrete slab is provided with spread groove and connection lug, guarantees the steadiness of connecting, and through setting up stopper and spacing groove, it is more convenient to make the connection align.

Description

Concrete hollow slab

Technical Field

The utility model relates to the field of buildings, in particular to a concrete hollow slab.

Background

The concrete hollow slab is formed by pouring concrete, the cross section of the slab is made into a hollow slab, the hollow slab is called as a hollow slab, the hollow slab is lighter than a solid slab with the same span, the transportation and the installation are convenient, the building height is smaller than a T-shaped beam with the same span, and therefore, the hollow slab is used more in a small-span bridge, the middle hollow form is various, the concrete hollow slab is usually applied to house construction, the node connection structure between the concrete hollow slabs determines the integral performance of the structure, and the concrete hollow slab is just a weak link of the concrete hollow slab structure.

SUMMERY OF THE UTILITY MODEL

The present invention has been made to solve the above problems, and an object of the present invention is to provide a concrete core slab.

The utility model realizes the purpose through the following technical scheme:

a concrete hollow slab comprises slab bodies, connecting grooves, limiting blocks and connecting convex blocks, wherein the connecting grooves are formed in one side of the slab bodies, the connecting grooves gradually narrow from the interior to the exterior, the limiting blocks are arranged at the rear ends of the interior of the connecting grooves and are used for facilitating the alignment of the slab bodies, the connecting convex blocks are arranged on the other side of the slab bodies and are matched with the connecting grooves to connect the two slab bodies, the connecting convex blocks are the same as the connecting grooves in shape, the connecting convex blocks are matched with the connecting grooves, limiting grooves are formed in the rear sides of the connecting convex blocks and are matched with the limiting blocks, clamping grooves are formed in the tops of the slab bodies close to four corners and used for clamping a first clamping plate and a second clamping plate, the clamping grooves are I-shaped, first fixing holes are formed in the tops of the slab bodies and are located in the clamping grooves, the first fixing hole is used for installing a bolt, the first fixing hole is positioned at one side of the clamping groove close to the edge of the plate body, the top of the joint of the two plate bodies is provided with a fixing connecting plate, the fixing connecting plate is further used for fixing the two plate bodies, the fixing connecting plate is positioned above the two clamping grooves of the two plate bodies close to each other, two second fixing holes are arranged at two ends of the top of the fixing connecting plate and are used for installing the bolt, the diameter of the second fixing holes is the same as that of the first fixing holes, the second fixing holes are positioned right above the first fixing holes, two second clamping plates are connected at two ends of the bottom of the fixing connecting plate, first clamping plates are connected at two ends of the bottom of the fixing connecting plate and positioned at the front side and the rear side of the second clamping plates, the first clamping plates are perpendicular to the second clamping plates, and the first clamping plates and the second clamping plates form an I shape, the first clamping plate and the second clamping plate are matched with the clamping groove.

In the structure, the connecting lug of the second plate body is inserted into the connecting groove of the first plate body from the front side, the second plate body is pushed backwards until the limiting block is clamped in the limiting groove, the front end and the rear end of the two plate bodies are aligned at the moment, the two plate bodies cannot move left and right mutually through the matching of the connecting lug and the connecting groove, then the first clamping plate and the second clamping plate are placed in the two clamping grooves with the two plate bodies close to each other, the first fixing hole is aligned with the second fixing hole, a bolt is placed into the first fixing hole and the second fixing hole, the fixing connecting plate is fixed on the plate bodies, the two plate bodies cannot move back and forth mutually at the moment, the plate bodies are fixedly connected, the connectivity is good, and the integrity is high.

Preferably, the connecting projection is slidably connected with the connecting groove.

Preferably, the first clamping plate is welded with the fixed connecting plate, and the second clamping plate is welded with the fixed connecting plate.

Preferably, the first clamping plate is connected with the clamping groove in a sliding mode, and the second clamping plate is connected with the clamping groove in a sliding mode.

Has the advantages that: this hollow concrete slab is provided with spread groove and connection lug, guarantees the steadiness of connecting, and through setting up stopper and spacing groove, it is more convenient to make the connection align.

Drawings

FIG. 1 is a schematic view showing the connection of two plate bodies of a concrete core slab according to the present invention;

FIG. 2 is a left rear perspective view of a concrete core slab according to the present invention;

FIG. 3 is a rear view of a concrete core slab according to the present invention;

FIG. 4 is a perspective view of a fixing connection plate of a concrete core slab according to the present invention;

FIG. 5 is another perspective view of the fixing connection plate of the concrete cored slab according to the present invention.

The reference numerals are explained below: 1. a plate body; 2. connecting grooves; 3. a limiting block; 4. a connection bump; 5. a limiting groove; 6. a card slot; 7. a first fixing hole; 8. fixing the connecting plate; 9. a second fixing hole; 10. a first clamping plate; 11. a second card.

Detailed Description

The utility model will be further described with reference to the accompanying drawings in which:

as shown in fig. 1-5, a concrete hollow slab comprises a slab body 1, a connecting groove 2, a limiting block 3 and a connecting lug 4, wherein the connecting groove 2 is arranged on one side of the slab body 1, the connecting groove 2 gradually narrows from the inside to the outside, the limiting block 3 is arranged at the rear end inside the connecting groove 2, the connecting lug 4 is arranged on the other side of the slab body 1, the shape of the connecting lug 4 is the same as the shape inside the connecting groove 2, the connecting lug 4 is matched with the connecting groove 2, the limiting groove 5 is arranged on the rear side of the connecting lug 4, the limiting groove 5 is matched with the limiting block 3, clamping grooves 6 are arranged on the top of the slab body 1 near four corners, the clamping grooves 6 are in an i shape, a first fixing hole 7 is arranged on the top of the slab body 1 and near the clamping groove 6, the first fixing hole 7 is arranged on one side of the clamping groove 6 near the edge of the slab body 1, and a fixing connecting plate 8 is arranged on the top of the two slab bodies 1, fixed connection board 8 is located two similar draw-in grooves 6 tops of two plate bodies 1, two second fixed orificess 9 have been seted up at 8 top both ends of fixed connection board, second fixed orificess 9 is the same with first fixed orifices 7's diameter, second fixed orifices 9 is located directly over first

fixed orifices

7, 8 bottom both ends of fixed connection board are connected with two second cardboards 11, both sides are connected with first cardboard 10 around fixed connection board 8 bottom both ends are located second cardboard 11, first cardboard 10 is perpendicular with second cardboard 11, the I shape is constituteed with second cardboard 11 to first cardboard 10, first cardboard 10 cooperatees with draw-in groove 6 with second cardboard 11.

In the structure, insert the spread groove 2 of first plate body 1 with the connecting lug 4 of second plate body 1 from the front side, promote second plate body 1 backward, until block 3 card in spacing groove 5, the front and back end of two plate bodies 1 aligns this moment, through the cooperation of connecting lug 4 and spread groove 2, two plate bodies 1 can't remove about each other, then place first cardboard 10 and second cardboard 11 in two draw-in grooves 6 that two plate bodies 1 are close, make first fixed orifices 7 align with second fixed orifices 9, put into first fixed orifices 7 and second fixed orifices 9 with the bolt, fix fixed connection board 8 on plate body 1, two plate bodies 1 can't move the back and forth each other this moment, plate body 1 is connected fixedly, its connectivity is good, the wholeness is high.

Preferably, connecting lug 4 and connecting groove 2 sliding connection, first cardboard 10 and fixed connection board 8 welding, second cardboard 11 and fixed connection board 8 welding, first cardboard 10 and draw-in groove 6 sliding connection, second cardboard 11 and draw-in groove 6 sliding connection.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A concrete hollow slab is characterized in that: the novel connecting plate comprises a plate body (1), connecting grooves (2), a limiting block (3) and connecting convex blocks (4), wherein the connecting grooves (2) are formed in one side of the plate body (1), the connecting grooves (2) gradually narrow from the inside to the outside, the limiting block (3) is arranged at the rear end of the inside of the connecting grooves (2), the connecting convex blocks (4) are arranged on the other side of the plate body (1), the connecting convex blocks (4) are identical to the inside of the connecting grooves (2) in shape, the connecting convex blocks (4) are matched with the connecting grooves (2), limiting grooves (5) are formed in the rear side of the connecting convex blocks (4), the limiting grooves (5) are matched with the limiting blocks (3), clamping grooves (6) are formed in the top of the plate body (1) close to four corners, the clamping grooves (6) are in an I-shaped shape, the top of the plate body (1) is located at the positions of the clamping grooves (6) and provided with first fixing holes (7), the first fixing holes (7) are positioned at one side of the clamping grooves (6) close to the edges of the plate bodies (1), a fixing connecting plate (8) is arranged at the top of the joint of the two plate bodies (1), the fixing connecting plate (8) is positioned above the two clamping grooves (6) of the two plate bodies (1), two second fixing holes (9) are formed in the two ends of the top of the fixing connecting plate (8), the diameters of the second fixing holes (9) and the first fixing holes (7) are the same, the second fixing holes (9) are positioned right above the first fixing holes (7), two second clamping plates (11) are connected to the two ends of the bottom of the fixing connecting plate (8), first clamping plates (10) are connected to the two ends of the bottom of the fixing connecting plate (8) and positioned at the front side and the back side of the second clamping plates (11), and the first clamping plates (10) are perpendicular to the second clamping plates (11), the first clamping plate (10) and the second clamping plate (11) form an I shape, and the first clamping plate (10) and the second clamping plate (11) are matched with the clamping groove (6).

2. A concrete core panel according to claim 1, wherein: the connecting lug (4) is connected with the connecting groove (2) in a sliding manner.

3. A concrete core panel according to claim 1, wherein: the first clamping plate (10) is welded with the fixed connecting plate (8), and the second clamping plate (11) is welded with the fixed connecting plate (8).

4. A concrete core panel according to claim 1, wherein: the first clamping plate (10) is connected with the clamping groove (6) in a sliding mode, and the second clamping plate (11) is connected with the clamping groove (6) in a sliding mode.