CN219638204U

CN219638204U - Precast reinforced concrete composite floor slab

Info

Publication number: CN219638204U
Application number: CN202321179022.XU
Authority: CN
Inventors: 谭永华; 黄林
Original assignee: Hunan Hengbang Construction Project Co ltd
Current assignee: Hunan Hengbang Construction Project Co ltd
Priority date: 2023-05-16
Filing date: 2023-05-16
Publication date: 2023-09-05
Anticipated expiration: 2033-05-16

Abstract

The utility model relates to the technical field of composite floor slabs and discloses a prefabricated reinforced concrete composite floor slab, which comprises a composite floor slab, wherein reinforcing steel bars are fixed in the composite floor slab, a plurality of lifting rings are detachably arranged on the surface of the composite floor slab, lower connecting shells are arranged on two sides of the composite floor slab, an upper connecting shell is arranged above the lower connecting shell, an inserting plate is fixed on the surface of the upper connecting shell, inserting grooves are formed in the surface of the lower connecting shell, a plurality of mounting grooves matched with the lower connecting shell and the upper connecting shell are formed in two sides of the surface of the composite floor slab, and a plurality of first bolts are arranged above the upper connecting shell; the utility model can make the front and back and left and right sides of the composite floor slab capable of being assembled, and make the gap between the front and back composite floor slabs smaller after assembly, so that the device has better practicability during assembly, and solves the problem that the front and back of the current composite floor slab cannot be assembled during assembly.

Description

Precast reinforced concrete composite floor slab

Technical Field

The utility model relates to the technical field of composite floor slabs, in particular to a prefabricated reinforced concrete composite floor slab.

Background

At present, the prefabricated building is widely pushed and implemented in various places, and is formed by assembling prefabricated parts on a construction site, wherein a concrete composite floor slab is one of the prefabricated parts, and the prefabricated concrete composite floor slab is a better structural form of combining prefabricated concrete and cast-in-situ concrete.

Through searching, for example, chinese patent literature discloses a precast concrete composite floor slab [ application number: CN202221207423.7; publication No.: CN217557358U ]. The precast concrete composite floor slab comprises a composite floor slab and a fixing device; the fixing device comprises a connecting sleeve and a fixing bolt; the connecting sleeve is sleeved outside the composite floor slab; the bottom surface of the composite floor slab is provided with a first chute, and the top surface of the composite floor slab is provided with a second chute; the inner bottom surface of the connecting sleeve is provided with a first sliding rail, and the inner top surface of the connecting sleeve is provided with a second sliding rail; the connecting sleeve is sleeved outside the composite floor slab, the first sliding rail is connected with the first sliding chute in a sliding manner, and the second sliding rail is connected with the second sliding chute in a sliding manner; the connecting sleeve slides to one end of the composite floor slab, one end of the connecting sleeve is sleeved on the composite floor slab, and the other end of the connecting sleeve extends out of the composite floor slab; the connecting sleeve and the composite floor slab are fixed by sequentially penetrating through the top plate of the connecting sleeve, the composite floor slab and the bottom plate of the connecting sleeve through the fixing bolts. The utility model relieves the technical problems of complex splicing and assembling between precast concrete composite floor slabs and poor strength of the spliced part.

After the composite floor slab and the connecting sleeve are installed, the connecting sleeve can enable the composite floor slab to be placed front and back, a large gap exists, the connecting sleeve in the device can only connect the left side and the right side of the composite floor slab, and the device can not be used for connecting and installing the front and back composite floor slab, so that more inconvenience exists when the device is used, and the practicability is poor.

Disclosure of Invention

The utility model aims to provide a prefabricated reinforced concrete composite floor slab, which enables the front side, the back side, the left side and the right side of the composite floor slab to be assembled, and also enables the gap between the front composite floor slab and the back composite floor slab to be smaller after assembly, thereby solving the problem that the front and the back of the traditional composite floor slab cannot be assembled when being assembled.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a precast reinforced concrete coincide floor, includes the coincide floor, the inside of coincide floor is fixed with the reinforcing bar, the surface demountable installation of coincide floor has a plurality of rings that play, the both sides of coincide floor all are provided with down the coupling shell, the top of coupling shell is provided with the coupling shell down, the fixed surface of going up the coupling shell has the picture peg, the slot has been seted up on the surface of coupling shell down, the mounting groove that a plurality of cooperation coupling shell and last coupling shell used has all been seted up to the both sides of coincide floor surface, the top of going up the coupling shell is provided with a plurality of first bolts, the mounting hole that a plurality of cooperation first bolts used has all been seted up on the surface of coincide floor, coupling shell and last coupling shell down, the coupling groove that a plurality of cooperation coupling blocks used has all been seted up on the surface of coupling shell and last coupling shell down.

Preferably, the connecting block is in a T-shaped structure, and the shape of the connecting groove is matched with that of the connecting block.

Preferably, the surface of connecting block and spread groove has all been seted up the integrated slot, the integrated slot inboard on connecting block surface is provided with the second bolt, the connecting block passes through the second bolt and is connected with last coupling shell dismantlement.

Preferably, the both sides of lower junction housing and last junction housing all are provided with the cooperation board, the cooperation groove that a plurality of cooperation first bolts used has been seted up on the surface of cooperation board.

Preferably, the plugboard is in an I-shaped structure, and the shape of the slot is matched with the shape of the plugboard.

Preferably, the surfaces of the lower connecting shell and the upper connecting shell are respectively fixed with a plurality of limiting blocks, and limiting grooves matched with the limiting blocks for use are formed in two sides of the surface of the composite floor slab.

Compared with the prior art, the utility model has the following beneficial effects:

through the arrangement of the structures such as the connecting blocks, the connecting grooves, the mounting grooves and the like, operators can carry out combined mounting on the front side, the rear side, the left side and the right side of the laminated floor slab, and the clearance between the front laminated floor slab and the rear laminated floor slab after combination is smaller, so that the device has better practicability during mounting, operators can mount different numbers of laminated floor slabs according to requirements, and the problem that the front and the rear of the traditional laminated floor slab cannot be combined during mounting is solved.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a disassembled three-dimensional structure of the present utility model;

FIG. 3 is a schematic view of a partially disassembled three-dimensional structure of the present utility model;

fig. 4 is a schematic view of a partial perspective structure of the split device of the present utility model.

In the figure: 1. overlapping the floor slab; 2. reinforcing steel bars; 3. lifting rings; 4. a lower connection housing; 5. an upper connection housing; 6. a mounting groove; 7. inserting plate; 8. a slot; 9. a first bolt; 10. a mounting hole; 11. a connecting block; 12. a connecting groove; 13. a limiting block; 14. a limit groove; 15. matching plates; 16. a mating groove; 17. a combination groove; 18. and a second bolt.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, a prefabricated reinforced concrete composite floor slab comprises a composite floor slab 1, reinforcing steel bars 2 are fixed inside the composite floor slab 1, a plurality of lifting rings 3 are detachably mounted on the surface of the composite floor slab 1, lower connecting shells 4 are arranged on two sides of the composite floor slab 1, upper connecting shells 5 are arranged above the lower connecting shells 4, inserting plates 7 are fixed on the surfaces of the upper connecting shells 5, inserting grooves 8 are formed on the surfaces of the lower connecting shells 4, mounting grooves 6 matched with the lower connecting shells 4 and the upper connecting shells 5 are formed on two sides of the surface of the composite floor slab 1, a plurality of first bolts 9 are arranged above the upper connecting shells 5, a plurality of mounting holes 10 matched with the first bolts 9 are formed on the surfaces of the composite floor slab 1, a plurality of connecting grooves 12 matched with the lower connecting shells 4 and the upper connecting shells 5 are formed on the surfaces of the lower connecting shells 4, and the surfaces of the upper connecting shells 5.

The connecting block 11 is T-shaped structure setting, and the shape of spread groove 12 and connecting block 11 looks adaptation, in this embodiment, through this kind of design for connecting shell 5 and lower junction shell 4 on both sides can have better fastness after through connecting block 11 and spread groove 12 interconnect, make connecting shell 5 and lower junction shell 4 be difficult for the separation on both sides.

The combined groove 17 has all been seted up on the surface of connecting block 11 and spread groove 12, the combined groove 17 inboard on connecting block 11 surface is provided with the second bolt 18, connecting block 11 can dismantle with last coupling shell 5 through the second bolt 18 and be connected, in this embodiment, through this kind of design, make operating personnel can dismantle connecting block 11 from last coupling shell 5 surface through the second bolt 18, and make operating personnel can place connecting block 11 after dismantling to spread groove 12 inboard, rethread second bolt 18 installs with spread groove 12.

The two sides of the lower connecting shell 4 and the upper connecting shell 5 are respectively provided with a matching plate 15, and the surfaces of the matching plates 15 are provided with a plurality of matching grooves 16 matched with the first bolts 9, in this embodiment, through such design, after the matching plates 15 are placed on the upper and lower side surfaces of the lower connecting shell 4 and the upper connecting shell 5, operators can penetrate the matching grooves 16 and the mounting holes 10 through the first bolts 9, so that the connection strength of the lower connecting shell 4 and the upper connecting shell 5 on the two sides is increased.

The picture peg 7 is the setting of I-shaped structure, and the shape of slot 8 and the shape looks adaptation of picture peg 7, in this embodiment, through this kind of design for picture peg 7 is after entering into slot 8 inboard, and picture peg 7 is difficult for appearing empting the condition in slot 8 inboard, thereby can be more stable after making lower junction housing 4 and last junction housing 5 connection.

The surfaces of the lower connecting shell 4 and the upper connecting shell 5 are respectively fixed with a plurality of limiting blocks 13, and limiting grooves 14 matched with the limiting blocks 13 are formed in two sides of the surface of the composite floor slab 1.

Working principle: when the lower connecting shells 4 with different numbers can be installed according to requirements, during installation, the lower connecting shells 4 on two sides are mutually installed through the connecting blocks 11 and the connecting grooves 12, the connecting blocks 11 and the connecting grooves 12 on the surfaces of the upper connecting shells 5 are installed, the laminated floor slab 1 is placed on the surfaces of the lower connecting shells 4, the limiting blocks 13 enter the inner sides of the limiting grooves 14, the upper connecting shells 5 can be placed on the surfaces of the lower connecting shells 4, the inserting plates 7 enter the inner sides of the inserting grooves 8, the matched plates 15 are placed on the surfaces of the lower connecting shells 4 and the upper connecting shells 5, and the first bolts 9 penetrate through the installing holes 10 and the matched grooves 16, so that the upper connecting shells 5, the laminated floor slab 1, the lower connecting shells 4 and the matched plates 15 are installed.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a precast reinforced concrete coincide floor, includes coincide floor (1), its characterized in that: the inside of coincide floor (1) is fixed with reinforcing bar (2), the surface demountable installation of coincide floor (1) has a plurality of rings (3), the both sides of coincide floor (1) all are provided with down coupling shell (4), the top of coupling shell (4) is provided with down coupling shell (5), the fixed surface of going up coupling shell (5) has picture peg (7), slot (8) have been seted up on the surface of coupling shell (4) down, mounting groove (6) that coupling shell (4) and last coupling shell (5) used have all been seted up to the both sides on coincide floor (1) surface, the top of going up coupling shell (5) is provided with a plurality of first bolts (9), mounting hole (10) that a plurality of cooperation first bolts (9) used have all been seted up on the surface of coincide floor (1), lower coupling shell (4) and last coupling shell (5), the surface of coupling shell (4) and last coupling shell (5) all is provided with a plurality of connecting blocks (11), connection shell (4) and connection groove (11) are all seted up with the surface of coupling shell (5).

2. A precast reinforced concrete composite floor slab according to claim 1, characterized in that: the connecting block (11) is in a T-shaped structure, and the shape of the connecting groove (12) is matched with the connecting block (11).

3. A precast reinforced concrete composite floor slab according to claim 1, characterized in that: the surface of connecting block (11) and spread groove (12) has all seted up combination groove (17), the combination groove (17) inboard on connecting block (11) surface is provided with second bolt (18), connecting block (11) can dismantle with last coupling shell (5) through second bolt (18).

4. A precast reinforced concrete composite floor slab according to claim 1, characterized in that: both sides of the lower connecting shell (4) and the upper connecting shell (5) are provided with matching plates (15), and a plurality of matching grooves (16) matched with the first bolts (9) are formed in the surface of each matching plate (15).

5. A precast reinforced concrete composite floor slab according to claim 1, characterized in that: the inserting plate (7) is in an I-shaped structure, and the shape of the inserting groove (8) is matched with the shape of the inserting plate (7).

6. A precast reinforced concrete composite floor slab according to claim 1, characterized in that: the surface of inferior junction housing (4) and last junction housing (5) all is fixed with a plurality of stopper (13), spacing groove (14) that cooperation stopper (13) used have all been seted up to the both sides on coincide floor (1) surface.