CN218814624U

CN218814624U - Floor slab prefabricated structure

Info

Publication number: CN218814624U
Application number: CN202223594411.7U
Authority: CN
Inventors: 史敏
Original assignee: Shanghai Famaqiang Construction Engineering Co ltd
Current assignee: Shanghai Famaqiang Construction Engineering Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-04-07
Anticipated expiration: 2032-12-30

Abstract

The utility model relates to a precast floor slab field especially relates to a floor slab precast structure, and it includes the precast floor slab body, the side-mounting of precast floor slab body has the connecting plate, the connecting plate sets up along the length direction of precast floor slab body, and is adjacent the spread groove has been seted up on the surface of precast floor slab body, the connecting plate is installed in the spread groove on adjacent precast floor slab body. This application has the effect that the infiltration appears between two adjacent floors of reduction.

Description

Floor slab prefabricated structure

Technical Field

The application relates to the technical field of prefabricated floor slabs, in particular to a floor slab prefabricated structure.

Background

In the building construction process, the floor slab is an indispensable building element; the existing floor slab is usually constructed in two modes, one mode is to adopt a template, firstly, the template is supported and fixed, steel bars are placed on the template, then, concrete is cast in situ to form a whole floor slab, after the cast concrete is solidified, a supporting structure of the template and the template is dismantled, and due to the adoption of the cast in situ, the floor slab is inconvenient to install when a house is constructed; another kind usually prefabricates the floor in advance, when needs installation floor, directly splices a plurality of floors at the house top, forms vertical decurrent joint seam between two adjacent prefabricated floor, in order to prevent that the joint seam between two adjacent prefabricated floor from appearing the infiltration, can lay concrete layer and waterproof layer on the floor surface after the concatenation is accomplished to form complete floor.

In the above related art, because there is no connection structure between two adjacent precast floor slabs, concrete is directly laid on the floor surface, and a connection seam in the vertical direction still appears between two adjacent floor slabs in the long-time use process, which causes the occurrence of water seepage and water leakage.

SUMMERY OF THE UTILITY MODEL

In order to reduce the infiltration of appearing between two adjacent floors, this application provides a floor precast structure.

The application provides a pair of floor slab precast structure adopts following technical scheme:

the utility model provides a floor precast structure, includes the precast floor body, the side-mounting of precast floor body has the connecting plate, the connecting plate sets up along the length direction of precast floor body, and is adjacent the spread groove has been seted up on the surface of precast floor body, the connecting plate lid is established in the spread groove on adjacent precast floor body.

Through adopting above-mentioned technical scheme, when the installation precast floor slab body, at first install a precast floor slab body at the house top, then make the connecting plate lid on the adjacent precast floor slab body in the spread groove, can make to form the joint line of buckling between two adjacent precast floor slab bodies, when the rainwater appears, the route of rainwater infiltration no longer is the straight line to can reduce the infiltration of rainwater.

Optionally, the bottom wall of the connecting groove is provided with a positioning groove, a positioning block is installed in the positioning groove, and the positioning block is arranged on the bottom surface of the connecting plate.

Through adopting above-mentioned technical scheme, when the crack appears between connecting plate and the adjacent prefabricated floor body, the rainwater is direct to be collected the rainwater of infiltration in entering into the constant head tank from the crack, avoids the vertical setting in crack simultaneously, further reduces the condition appearance that prefabricated floor body lug connection seam seeped water.

Optionally, a water absorption layer is arranged in the positioning groove and used for absorbing rainwater permeating into the connecting groove.

Through adopting above-mentioned technical scheme, the rainwater that enters into in the constant head tank directly absorbs through the layer that absorbs water, reduces in the rainwater is direct leaks the house through the joint connection to realize reducing the joint connection infiltration between the precast floor body.

Optionally, the bottom of constant head tank sets up to the arcwall face, the arc of constant head tank bottom is protruding towards the direction of keeping away from the connecting plate, locating piece and constant head tank are mutually supported.

Through adopting above-mentioned technical scheme, because the diapire of constant head tank sets up to the arcwall face, the opening of constant head tank is slightly bigger to it is more convenient when erection locating piece and connecting plate, on the other hand advances the drawing and stays on the arcwall face to the rainwater in the constant head tank.

Optionally, a reinforcing groove is formed in one side, away from the precast floor slab body, of the connecting plate, a reinforcing plate is arranged on the precast floor slab body, and when the reinforcing plate is inserted into the reinforcing groove, two adjacent precast floor slab bodies are fixed.

Through adopting above-mentioned technical scheme, when the installation precast floor slab, make the reinforcing plate peg graft in the reinforcing groove on the adjacent precast floor slab body, relative movement then can not appear in the width direction between two adjacent precast floor slab bodies, make two adjacent precast floor slab bodies fixed together to it is more stable when using. Simultaneously because the reinforcing plate stretches out the spread groove diapire, can play partly barrier effect to the rainwater to also can reduce the rainwater and get into the gap between two adjacent precast floor slab bodies.

Optionally, the side surface of the precast floor slab body is fixedly provided with a sliding block, the opposite surface of the precast floor slab body provided with the sliding block is provided with a sliding groove, and the sliding block is used for being inserted into the sliding groove on the adjacent precast floor slab body.

Through adopting above-mentioned technical scheme, when the installation precast floor slab body, make the slider correspond the spout, then slowly fall precast floor slab body, make the reinforcing plate peg graft in the reinforcing groove simultaneously, can prevent that two adjacent precast floor slab bodies from removing along the length direction of self after the installation is accomplished.

Optionally, one end of the sliding block, which is far away from the connecting plate, is provided with a chamfer, and the section of the sliding block, which is far away from the connecting plate, is smaller than the section of the sliding groove.

By adopting the technical scheme, because the slide block is provided with the chamfer, the slide block can be conveniently inserted into the chute when the prefabricated floor slab body is installed.

Optionally, two sliding blocks and two sliding grooves are arranged on each prefabricated floor slab body.

Through adopting above-mentioned technical scheme, at the effect of two sliders, can improve the joint strength of two adjacent prefabricated floor body.

Drawings

Fig. 1 is a schematic diagram of a splicing structure of two adjacent precast floor slab bodies according to an embodiment of the present application.

Fig. 2 is a partial view of the splicing of two adjacent precast floor slab bodies according to the embodiment of the present application.

Fig. 3 is an enlarged view at a in fig. 2.

Reference numerals are as follows: 1. prefabricating a floor slab body; 11. a connecting plate; 12. connecting grooves; 2. positioning a groove; 21. positioning blocks; 22. an arc-shaped surface; 3. a water-absorbing layer; 4. a reinforcing plate; 41. a reinforcing groove; 5. a slider; 51. a chute; 6. and (7) chamfering.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses floor precast structure. Referring to fig. 1, a floor precast structure includes precast floor slab body 1, and precast floor slab body 1 is used for installing at the house top, and simultaneously in this embodiment, precast floor slab body 1 sets up to the cuboid, when capping the house, needs a plurality of precast floor slab bodies 1 to splice, then pours the concrete of certain thickness at the precast floor slab body 1 upper surface that the concatenation was accomplished.

Referring to fig. 1 and 2, precast floor slab body 1 is formed through concrete and steel bar pouring, has seted up the lightening hole simultaneously along precast floor slab body 1's length direction, and the lightening hole sets up to a plurality ofly, and a plurality of lightening holes set up along precast floor slab body 1's width direction interval.

Referring to fig. 2 and 3, a connecting plate 11 is arranged on the side surface of the prefabricated floor slab body 1, the connecting plate 11 is arranged along the length direction of the prefabricated floor slab body 1, and the connecting plate 11 is formed by pouring reinforced concrete and the prefabricated floor slab body 1; meanwhile, the connecting grooves 12 are formed in the opposite sides, provided with the connecting plates 11, of the prefabricated floor slab bodies 1, the connecting grooves 12 are formed in the length direction of the prefabricated floor slab bodies 1 and used for installing the connecting plates 11 on the adjacent prefabricated floor slab bodies 1, when the bottom surfaces of the connecting plates 11 are abutted to the bottom walls of the connecting grooves 12, the connecting plates 11 are covered on the connecting grooves 12, connecting seams formed between the two adjacent prefabricated floor slab bodies 1 are no longer in a vertical state, but the connecting seams are bent, and therefore the situation that water seeps directly from the connecting seams is reduced.

Referring to fig. 2 and 3, the positioning groove 2 is formed in the bottom wall of the connecting groove 12, the connecting plate 11 is provided with the positioning block 21, the positioning block 21 and the connecting plate 11 are integrally formed, the positioning block 21 and the positioning groove 2 are mutually matched, and the positioning groove 2 is formed along the length direction of the precast floor slab body 1. In addition, in this embodiment, the bottom surface of constant head tank 2 sets up to arcwall face 22, and arcwall face 22 is protruding to the direction of keeping away from connecting plate 11, and when the rainwater appeared, the rainwater can enter into constant head tank 2 in, on the other hand, because arcwall face 22's effect, the opening of constant head tank 2 is slightly more than constant head tank 2 bottom, makes things convenient for locating piece 21 to insert in constant head tank 2.

Referring to fig. 2 and 3, in order to reduce the rainwater in the constant head tank 2, be provided with the layer 3 that absorbs water in the constant head tank 2, in this embodiment, the layer 3 that absorbs water sets up to super absorbent resin, simultaneously, in other embodiments, can also set up to the cotton that absorbs water, silica gel etc. and the specific layer 3 material that absorbs water can be selected according to the demand when actually installing. After the two adjacent prefabricated floor bodies 1 are installed, the positioning block 21 is inserted into the positioning groove 2, and meanwhile, the positioning block 21 is abutted against the surface of the water absorbing layer 3, so that the water absorbing layer 3 is clamped between the positioning block 21 and the bottom wall of the positioning groove 2. When having rainwater inflow, the rainwater enters into constant head tank 2 in, through absorbing layer 3 absorption that absorbs water, when not having the rainwater simultaneously, the rainwater in the layer 3 that absorbs water can evaporate.

Referring to fig. 2 and 3, a reinforcing plate 4 is disposed on the bottom wall of the connecting groove 12, the reinforcing plate 4 is disposed along the length direction of the precast floor slab body 1, in this embodiment, the reinforcing plate 4 and the precast floor slab body 1 are integrally formed, and a reinforcing groove 41 is disposed on the connecting plate 11, the reinforcing plate 4 is inserted into the reinforcing groove 41, and after the reinforcing plate 4 is inserted into the reinforcing groove 41, two adjacent precast floor slab bodies 1 cannot move along the width direction of the precast floor slab body. In addition, because reinforcing plate 4 is set up on the diapire of spread groove 12, when the gap between connecting plate 11 and adjacent precast floor slab body 1 flows in as the rainwater, can play certain effect of blockking through reinforcing plate 4.

Referring to fig. 1 and 2, a slider 5 is arranged on the same side of a prefabricated floor slab body 1 where a connecting plate 11 is arranged, the slider 5 and the prefabricated floor slab body 1 are integrally formed, meanwhile, a sliding groove 51 is formed in the opposite side of the prefabricated floor slab body 1 where the slider 5 is arranged, when the prefabricated floor slab body 1 is installed, the slider 5 is installed from top to bottom, the sliding groove 51 of the adjacent prefabricated floor slab body 1 corresponds to the sliding groove 5, when the slider 5 slides into the sliding groove 51, a reinforcing plate 4 corresponds to a reinforcing groove 41, under the action of the slider 5 and the sliding groove 51, the position of the prefabricated floor slab body 1 can be adjusted for multiple times, meanwhile, the slider 5 and the sliding groove 51 can limit the positions of the two adjacent prefabricated floor slab bodies 1 along the length direction of the slider, and the two adjacent prefabricated floor slab bodies 1 after installation are connected more firmly.

Referring to fig. 2 and 3, in order to facilitate the insertion of the sliding block 5 into the sliding groove 51 on the adjacent precast floor slab body 1, one end of the sliding block 5, which is far away from the connecting plate 11, is provided with a chamfer 6, and under the action of the chamfer 6, the cross section of the end surface of the sliding block 5, which is far away from the connecting plate 11, is smaller than that of the sliding groove 51, so that the sliding block 5 is more convenient to insert. In order to improve the connection strength of two adjacent prefabricated floor slab bodies 1, in this embodiment, two sliding blocks 5 are arranged on the side surface of each prefabricated floor slab body 1, and the two sliding blocks 5 are formed by integrally pouring reinforced concrete and the prefabricated floor slab body 1.

The embodiment of the application provides a floor slab precast structure's implementation principle does: when installation precast floor slab body 1, at first place a precast floor slab body 1 on the roof, then when concatenation precast floor slab body 1, make slider 5 on precast floor slab body 1 correspond with spout 51 on the adjacent precast floor slab body 1, then continue to promote, make slider 5 move completely in spout 51, reinforcing plate 4 also moves simultaneously in reinforcing groove 41, locating piece 21 supports tightly to the layer 3 that absorbs water in the constant head tank 2, thereby make two adjacent precast floor slab bodies 1 install, form the joint seam of buckling between two adjacent precast floor slab bodies 1 after the installation is accomplished, reduce the direct seepage of rainwater.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A floor slab precast structure, includes precast floor slab body (1), its characterized in that: the side-mounting of prefabricated floor body (1) has connecting plate (11), connecting plate (11) set up along the length direction of prefabricated floor body (1), and are adjacent spread groove (12) have been seted up on the surface of prefabricated floor body (1), connecting plate (11) lid is established in spread groove (12) on adjacent prefabricated floor body (1).

2. A floor slab prefabrication structure as claimed in claim 1, wherein: the connecting groove (12) bottom wall is provided with a positioning groove (2), a positioning block (21) is installed in the positioning groove (2), and the positioning block (21) is arranged on the bottom surface of the connecting plate (11).

3. A floor slab prefabrication structure according to claim 2, wherein: a water absorbing layer (3) is arranged in the positioning groove (2), and the water absorbing layer (3) is used for absorbing rainwater permeating into the connecting groove (12).

4. A floor slab prefabrication structure according to claim 2, wherein: the bottom of constant head tank (2) sets up to arcwall face (22), arcwall face (22) of constant head tank (2) bottom are protruding to the direction of keeping away from connecting plate (11), locating piece (21) and constant head tank (2) are mutually supported, and locating piece (21) butt is on layer (3) absorb water.

5. A floor slab prefabrication structure according to claim 1, wherein: reinforcing grooves (41) are formed in one side, away from the precast floor slab body (1), of the connecting plate (11), a reinforcing plate (4) is arranged on the precast floor slab body (1), and when the reinforcing plate (4) is inserted into the reinforcing grooves (41), the two adjacent precast floor slab bodies (1) are fixed.

6. A floor slab prefabrication structure according to claim 1, wherein: prefabricated floor body (1) side fixed mounting has slider (5), prefabricated floor body (1) sets up the opposite face of slider (5) and has seted up spout (51), slider (5) are used for pegging graft in spout (51) on adjacent prefabricated floor body (1).

7. A floor slab prefabrication structure according to claim 6, wherein: one end, far away from the connecting plate (11), of the sliding block (5) is provided with a chamfer (6), and the section, far away from the connecting plate (11), of the sliding block (5) is smaller than that of the sliding groove (51).

8. A floor slab prefabrication structure according to claim 6, wherein: each sliding block (5) and the sliding groove (51) on the prefabricated floor slab body (1) are respectively provided with two sliding blocks.