Composite floor slab structure

Abstract

The utility model provides a composite floor slab structure which comprises two slab bodies, two notches are formed in the upper ends of the interiors of the slab bodies, two plum blossom-shaped grooves are formed in the lower ends of the two slab bodies, a connecting plate is arranged between the two slab bodies in a sliding mode, four connecting grooves are formed in the connecting plate, sliding columns are arranged in the four notches in a sliding mode, and the sliding columns are connected with the connecting plate in a sliding mode. And clamping blocks are arranged at the lower ends of the four sliding columns correspondingly, the four clamping blocks penetrate through the connecting grooves correspondingly to be connected with the adjacent plum blossom grooves in an inserted mode, sliding discs are arranged at the upper ends of the outer arc faces of the four sliding columns correspondingly in a sliding mode, pressing plates are arranged at the upper ends of the four sliding columns correspondingly, and elastic driving locking units are arranged between the four pressing plates and the sliding discs. According to the composite floor slab structure, the splicing method of the two slab bodies can be rapidly achieved through the design of the springs and the clamping blocks, the construction process is simplified, the splicing speed is obviously increased, the overall construction efficiency is improved, meanwhile, manual dependence is reduced, the labor cost is reduced, and the material use efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of composite floor slab, especially relates to composite floor slab structure. BACKGROUND

[0002] The composite floor slab is a kind of assembled monolithic floor slab formed by prefabricated slab and cast-in-place reinforced concrete layer, it has good integrity and continuity, is suitable for high-rise building and large-bay building with higher overall stiffness, the upper and lower surfaces of the composite floor slab are flat, which is convenient for finishing, and the connection between the composite floor slab and shear wall or frame beam in high-rise building is firm, and the structure is simple, the composite floor slab structure refers to prefabricated slab as a part of floor slab structure, and also permanent formwork of cast-in-place reinforced concrete composite layer, and prefabricated slab and cast-in-place layer jointly form a monolithic floor slab structure, and the advantages of this structure include good seismic performance, template saving and the like.

[0003] The existing composite floor slab structure needs to be connected by tools to punch connecting bolts to assist the fixation of two floor slabs for subsequent pouring stability, workers need to manually operate tools to install connecting bolts one by one, the labor intensity is high, the efficiency is low, the process of fixing bolts one by one is time-consuming, the overall construction progress is affected, and the additional manual operation and time cost lead to the increase of overall construction cost. UTILITY MODEL CONTENTS

[0004] Therefore, the utility model provides the composite floor slab structure, does not need to rely on external tools, and the spring and the block design can quickly realize the splicing method of two slab bodies, the construction process is simplified, the splicing speed is significantly accelerated, the overall construction efficiency is improved, manual dependence is reduced, labor cost is reduced, and material use efficiency is improved.

[0005] To solve the above technical problems, the utility model adopts the technical scheme of: the composite floor slab structure includes two slab bodies, two slots are formed in the inner upper end of the slab body, two plum blossom grooves are formed in the lower end of the two slab bodies, a connecting plate is slidably arranged between the two slab bodies, four connecting grooves are formed in the inner connecting plate, four sliding columns are slidably arranged in the four slots, four blocks are arranged at the lower end of the four sliding columns, the four blocks are respectively inserted into the adjacent plum blossom grooves through the connecting grooves, the outer arc surface upper end of the four sliding columns is slidably provided with a sliding disc, the upper end of the four sliding columns is provided with a pressing plate, an elastic driving locking unit is arranged between the four pressing plates and the sliding disc, the elastic driving locking unit includes four springs arranged between the pressing plate and the sliding disc, the four springs are respectively sleeved on the outer arc surface of the corresponding sliding column, and a plurality of uniform and separate anti-skid protrusions are arranged on the outer side surface of the pressing plate.

[0006] As a further improvement of the utility model, the upper end of the plate body is provided with a plurality of U-shaped steel bars, and the U-shaped steel bars are arranged in a staggered manner with the extension steel bars.

[0007] As a further improvement of the utility model, the inside of the plate body is provided with a plurality of uniformly distributed extension steel bars.

[0008] As a further improvement of the utility model, the opposite outer sides of the plate body are respectively provided with two connecting steel bars, and the connecting steel bars correspond to the upper and lower positions of the adjacent U-shaped steel bars.

[0009] Compared with the prior art, the utility model has the beneficial effects as follows:

[0010] Firstly, the connecting grooves on the connecting plate correspond to the adjacent notches and the plum blossom grooves in position by sliding the connecting plate between the two plate bodies, then the user holds the pressing plate, rotates the clamping block on the sliding column to correspond to the notch, and slides into the inside of the notch, then the user continues to apply pressure to the pressing plate, and the connecting grooves in the connecting plate are inserted from the plum blossom groove, at this time, the spring is in a compressed state, then the pressing plate is rotated, so that the clamping block on the sliding column is rotated by 90 degrees and clamped into the inside of the plum blossom groove, then the remaining three plum blossom grooves are clamped into the clamping block, so as to realize the splicing and fixing of the two floor slabs, facilitate the subsequent pouring of the user, and the spring and the clamping block can quickly realize the splicing method of the two plate bodies, simplify the construction process, significantly accelerate the splicing speed, improve the overall construction efficiency, reduce the dependence on manpower, reduce the labor cost, and improve the material use efficiency.

[0011] Secondly, when the user presses the pressing plate, the anti-skid protrusions can increase the friction between the hand and the pressing plate, so that the user can press the pressing plate more stably, and the situation that the user drops the pressing plate can be avoided.

[0012] Thirdly, the extension steel bars, the U-shaped steel bars and the connecting steel bars can increase the connection stability of the plate body with other buildings in the left and right, front and back, and upper side after pouring, and increase the stability.

[0013] Fourthly, the reinforcing plate at the lower end of the plate body can increase the overall strength of the plate body, improve the strength of the plate body, and prolong the service life of the plate body. BRIEF DESCRIPTION OF DRAWINGS

[0014] The utility model will be further described in detail in combination with the drawings and specific embodiments.

[0015] Figure 1 It is a structural schematic view of the utility model;

[0016] Figure 2 It is a front view and sectional view structural schematic view of the utility model;

[0017] Figure 3The enlarged structure schematic view of the utility model is shown at A.

[0018] Figure 4 The exploded structure schematic view of the utility model is shown at B.

[0019] Figure 5 The bottom view schematic view of the utility model is shown at C.

[0020] In the figure: 101, plate body; 102, extension steel bar; 103, U-shaped steel bar; 104, connecting steel bar; 105, reinforcing plate; 201, pressing plate; 202, connecting plate; 203, spring; 204, sliding column; 205, sliding disc; 206, clamping block; 207, anti-skid convex; 208, plum blossom groove; 209, connecting groove; 210, slot. DETAILED DESCRIPTION

[0021] In order to better understand the utility model, the content of the utility model is further clarified below in combination with examples, but the protection content of the utility model is not limited to the following examples only. In the following description, a large number of specific details are given in order to provide a more thorough understanding of the utility model. However, it is obvious to those skilled in the art that the utility model can be implemented without one or more of these details.

[0022] As Figure 1 , 2 , 3, 4, 5, the composite floor slab structure comprises two plate bodies 101, two slots 210 are formed in the inner upper end of the plate body 101, two plum blossom grooves 208 are formed in the lower end of the two plate bodies 101, a connecting plate 202 is slidably arranged between the two plate bodies 101, four connecting grooves 209 are formed in the inner part of the connecting plate 202, a sliding column 204 is slidably arranged in the inner part of each of the four slots 210, a clamping block 206 is arranged at the lower end of each of the four sliding columns 204, the four clamping blocks 206 are respectively inserted into the adjacent plum blossom grooves 208 through the connecting grooves 209, a sliding disc 205 is slidably arranged on the outer arc surface upper end of each of the four sliding columns 204, a pressing plate 201 is arranged at the upper end of each of the four sliding columns 204, and an elastic driving locking unit is arranged between the four pressing plates 201 and the sliding discs 205.

[0023] As Figure 1 , 2 , 3, 4, the elastic driving locking unit comprises four springs 203 arranged between the pressing plate 201 and the sliding disc 205, the four springs 203 are respectively sleeved on the outer arc surface of the corresponding sliding column 204, and a plurality of uniform and separate anti-skid convexes 207 are arranged on the outer side surface of the pressing plate 201.

[0024] As Figure 1 , 2, 3, 4, the inside of the plate body 101 is provided with a plurality of evenly distributed extension steel bars 102, the upper end of the plate body 101 is provided with a plurality of U-shaped steel bars 103, the U-shaped steel bars 103 are arranged in a staggered manner with the extension steel bars 102, and two connecting steel bars 104 are arranged on the opposite outer sides of the plate body 101 respectively.

[0025] When two plate bodies 101 need to be spliced, the connecting plate 202 is inserted between the two plate bodies 101, so that the connecting groove 209 on the connecting plate 202 is in position correspondence with the adjacent slot 210 and the keyhole 208, then the pressing plate 201 is held, the clamping block 206 on the sliding column 204 is rotated to correspond with the slot 210 and is inserted into the inside of the slot 210, then the pressing plate 201 is continuously pressed, and the connecting groove 209 in the connecting plate 202 is inserted from the keyhole 208, at this time the spring 203 is in a compressed state, then the pressing plate 201 is rotated, the clamping block 206 on the sliding column 204 is rotated by 90 degrees and is clamped into the inside of the keyhole 208, then the remaining three keyholes 208 are clamped into the clamping block 206, so that the splicing and fixing of the two floor slabs are realized, and subsequent pouring of personnel is facilitated.

[0026] When the pressing plate 201 is pressed by personnel, the anti-skid protrusions 207 can increase the friction between the hand and the pressing plate 201, so that the pressing of the pressing plate 201 by personnel is more stable.

[0027] The extension steel bars 102, the U-shaped steel bars 103 and the connecting steel bars 104 can increase the connection stability of the plate body 101 in left and right, front and back, and upper side with other buildings after pouring.

[0028] According to another embodiment of the present application, as shown in Figure 2 The lower end of the plate body 101 is provided with a plurality of evenly distributed reinforcing plates 105, the reinforcing plates 105 at the lower end of the plate body 101 can increase the overall strength of the plate body 101, and improve the strength of the plate body 101.

[0029] Finally, it should be pointed out that the above embodiments are only used to illustrate the technical scheme of the present application, and are not limited, and other modifications or equivalent replacements of the technical scheme of the present application made by those skilled in the art should be covered in the scope of the claims of the present application.

Claims

1. A composite floor structure comprising two slabs (101), characterized in that: The inner upper end of the plate body (101) is provided with two notches (210), the lower end of the two plate bodies (101) is provided with two plum blossom grooves (208), a connecting plate (202) is slidably arranged between the two plate bodies (101), four connecting grooves (209) are formed in the inner part of the connecting plate (202), a sliding column (204) is slidably arranged in each of the four notches (210), a clamping block (206) is arranged at the lower end of each of the four sliding columns (204), the four clamping blocks (206) are respectively inserted through the connecting grooves (209) and the adjacent plum blossom grooves (208), a sliding disc (205) is slidably arranged on the outer arc surface of each of the four sliding columns (204), a pressing plate (201) is arranged at the upper end of each of the four sliding columns (204), and an elastic driving locking unit is arranged between the four pressing plates (201) and the sliding discs (205).

2. The composite floor structure of claim 1, wherein: The elastic driving locking unit comprises four springs (203) arranged between the pressing plates (201) and the sliding discs (205), and the four springs (203) are respectively sleeved on the outer arc surfaces of the corresponding sliding columns (204).

3. The composite floor structure of claim 1, wherein: The outer side of each of the pressing plates (201) is provided with a plurality of evenly distributed anti-skid protrusions (207).

4. The composite floor structure of claim 1, wherein: The inner part of each of the plate bodies (101) is provided with a plurality of evenly distributed extension steel bars (102).

5. The composite floor structure of claim 1, wherein: The upper end of each of the plate bodies (101) is provided with a plurality of U-shaped steel bars (103), and the U-shaped steel bars (103) are arranged in a staggered manner with the extension steel bars (102).

6. The composite floor structure of claim 1, wherein: The opposite outer sides of each of the plate bodies (101) are respectively provided with two connecting steel bars (104), and the connecting steel bars (104) correspond in position to the adjacent U-shaped steel bars (103) in an up-down manner.

7. The composite floor structure of claim 1, wherein: The lower end of each of the plate bodies (101) is provided with a plurality of evenly distributed reinforcing plates (105).

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