CN222835184U - Precast concrete coincide floor - Google Patents
Precast concrete coincide floor Download PDFInfo
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- CN222835184U CN222835184U CN202420695793.2U CN202420695793U CN222835184U CN 222835184 U CN222835184 U CN 222835184U CN 202420695793 U CN202420695793 U CN 202420695793U CN 222835184 U CN222835184 U CN 222835184U
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- floor slab
- steel bar
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- slab body
- fixing
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Abstract
The utility model discloses a precast concrete composite floor slab, which comprises a floor slab main body, fixing convex strips, top fixing steel bars, transverse fixing steel bars and friction fine grooves, wherein the friction fine grooves are formed above the floor slab main body, the top fixing steel bars are arranged above the floor slab main body, isolation rubber mats are arranged below the floor slab main body, the left side of the floor slab main body is provided with the transverse fixing steel bars, bolt fixing rings are arranged below the transverse fixing steel bars, the left side of the floor slab main body is provided with fixing convex strips, and the right side of the floor slab main body is provided with fixing bayonets.
Description
Technical Field
The utility model relates to the technical field of composite floor slabs, in particular to a precast concrete composite floor slab.
Background
The composite floor slab is an assembled integral floor slab formed by superposing precast slabs and cast-in-situ reinforced concrete layers. The composite floor slab has good integrity, the upper and lower surfaces of the slab are smooth, the decoration of the finish layer is convenient, the composite floor slab is suitable for high-rise buildings and large-bay buildings with higher overall rigidity requirements, the composite floor slab is an assembled integral floor slab formed by superposing precast slabs and cast-in-situ reinforced concrete layers, the precast slabs are not only one of the components of the floor slab structure, but also permanent templates of the cast-in-situ reinforced concrete composite layers, and horizontal equipment pipelines can be laid in the cast-in-situ composite layers. The composite floor slab has good integrity, high rigidity, template saving, smooth upper and lower surfaces, convenient decoration of the facing layer, suitability for high-rise buildings and large-span building composite floor slabs with high overall rigidity requirement, general span of 4-6 m and maximum span of 9m. One component of the composite floor slab is a cast-in-situ concrete layer, the thickness of which varies with the span of the slab, but at least the same as that of the precast thin slab. Along with the increase of span, the cast-in-place concrete layer is often filled with an expanded polystyrene board, and the expanded polystyrene board is paved on the precast thin slab rhyme to form a section can so as to lighten the weight of the cast-in-place concrete and can be used as a heat insulation and sound insulation layer of the composite floor slab. Because negative steel bars are arranged in the cast-in-place concrete layer, peak-to-peak fulcra are formed, so that the box section is of a continuous structure. In the cast-in-situ layer, according to the requirements of seam construction, fire prevention and the like, steel bars are sickled and a prepared pipeline is laid, but the existing laminated floor slab has some defects, such as:
In the utility model, the rigid framework is supported by the support piece, the cement paste protection layer is connected to the rigid framework, then the connection framework is used for fixing, the hydrogenated concrete is irrigated and formed in the rigid framework, the soundproof cotton is inserted into the soundproof layer after the fixing and forming to improve the soundproof effect of the hydrogenated concrete slab, then the first connection rod is inserted into a connecting hole of the hydrogenated concrete slab, the second connection rod is inserted into another hydrogenated concrete slab, the first connection rod and the second connection rod are connected through the connection shaft, the stability of the connection rods of the two hydrogenated concrete slabs is guaranteed, the pressure resistance is enhanced, and the problem of leakage easily occurs in the grouting pouring operation above due to the fact that the floor slab structure is fixed by adopting an inner opening fixing mode.
We have therefore proposed a precast concrete composite floor slab in order to solve the problems set out above.
Disclosure of utility model
The utility model aims to provide a precast concrete composite floor slab, which solves the problems that the floor slab structure in the prior market proposed by the background technology is fixed by adopting an internal opening fixing mode, and leakage is easy to occur during the upper grouting pouring operation,
In order to achieve the aim, the utility model provides the technical scheme that the precast concrete composite floor slab comprises a floor slab main body, fixing convex strips, top fixing reinforcing steel bars, transverse fixing reinforcing steel bars and friction fine grooves;
Friction slot has been seted up to floor main part top, and floor main part top is provided with the fixed reinforcing bar in top, and the isolation cushion is installed to floor main part below, and floor main part left side is provided with horizontal fixed reinforcing bar, and horizontal fixed reinforcing bar below is provided with the bolt fastening ring, and floor main part left side is provided with fixed sand grip, and fixed bayonet socket has been seted up on floor main part right side.
Preferably, friction fine grooves are formed above the floor main body, the friction fine grooves are round straight grooves with a centimeter, the interval between the friction fine grooves is five centimeters, and the friction fine grooves transversely penetrate through the upper surface of the floor main body;
by adopting the technical scheme, the structure can improve the better adhesion of cement on the wall surface during pouring operation through the friction fine grooves uniformly formed in the upper part of the floor main body, and improve the strength of the wall body.
Preferably, the central line of the floor main body is fixedly connected with a transverse fixing steel bar, the transverse fixing steel bar penetrates through the floor main body, the transverse fixing steel bar exceeds the floor main body by forty centimeters, and the end points of the transverse fixing steel bar are in a C-shaped hook-shaped structure;
By adopting the technical scheme, the wallboard and the supporting structure can be fixed by exceeding the transverse fixed steel bars by forty centimeters from the main body of the floor slab, and the endpoints of the transverse fixed steel bars are of the C-shaped hook-shaped structures, so that the floor slab can be prevented from falling off and the safety guarantee is provided.
Preferably, bolt fixing rings are symmetrically fixed on the transverse fixing steel bars at the two sides and the central line of the floor main body, the diameter of each bolt fixing ring is twice that of each transverse fixing steel bar, and openings with the same diameter as the transverse fixing steel bars are arranged in the middle of each bolt fixing ring;
By adopting the technical scheme, the structure can provide enough down force and strengthen the fixed effect through the better laminating of bolt and weighing mechanism through installing the bolt fixed ring on the transverse fixed steel bar.
Preferably, the isolation rubber mats are fixedly connected to two sides below the floor main body, the isolation rubber mats are rubber sheets with the thickness of five centimeters at zero, the isolation rubber mats are of square right-angle structures, and the isolation rubber mats cover two sides below the floor main body.
By adopting the technical scheme, the structure can prevent cement paste from leaking from gaps between floors during pouring operation by covering the isolation rubber pads on two sides below the floor main body.
Preferably, a top fixing steel bar is fixedly connected above the floor main body, the diameter of the top fixing steel bar is the same as that of the transverse fixing steel bar, a steel bar installed at an oblique angle is fixedly connected below the top fixing steel bar, and the top fixing steel bar is fixedly connected with the transverse fixing steel bar below;
By adopting the technical scheme, the top fixing reinforcing steel bar fixedly connected above the floor main body can be conveniently installed, and the installation efficiency is improved.
Compared with the prior art, the utility model has the beneficial effects that:
1. According to the structure, the friction fine grooves are uniformly formed in the upper portion of the floor main body, so that cement can be better attached to a wall surface during pouring, the strength of the wall body is improved, the fixed steel bars can be conveniently installed by being matched with the top fixed steel bars fixedly connected with the upper portion of the floor main body, and the installation efficiency is improved;
2. this structure can provide sufficient downforce and strengthen fixed effect through the better laminating of bolt fixed ring through bolt and weighing machine to construct on horizontal fixed reinforcement, and the cooperation covers the isolation cushion of floor main part below both sides can prevent the gap seepage between the grout follow floor when pouring the operation.
Drawings
FIG. 1 is a schematic view of a left-hand perspective structure of the present utility model;
FIG. 2 is a schematic view of a left side bottom perspective of the present utility model;
FIG. 3 is a schematic top view of the present utility model;
FIG. 4 is a left side view of the present utility model;
FIG. 5 is a schematic view of the bottom view of the present utility model;
fig. 6 is a right-side perspective view of the present utility model.
In the figure, 1, a floor main body, 2, fixing convex strips, 3, top fixing reinforcing steel bars, 4, transverse fixing reinforcing steel bars, 5, bolt fixing rings, 6, fixing bayonets, 7, isolating rubber mats, 8 and friction fine grooves.
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 figures 1-6, the utility model provides a technical scheme that a precast concrete composite floor slab comprises a floor slab main body 1, a fixing raised strip 2, a top fixing reinforcing steel bar 3, a transverse fixing reinforcing steel bar 4, a bolt fixing ring 5, a fixing bayonet 6, an isolation rubber mat 7 and a friction fine groove 8;
The floor slab comprises a floor slab main body 1, wherein a friction slot 8 is formed above the floor slab main body 1, the friction slot 8 is a round straight slot with a centimeter, the friction slots 8 are spaced by five centimeters, the friction slot 8 transversely penetrates through the upper surface of the floor slab main body 1, cement can be better adhered to a wall surface during pouring operation through the friction slots 8 uniformly formed above the floor slab main body 1, the strength of a wall body is improved, a top fixing reinforcing steel bar 3 is arranged above the floor slab main body 1, a transverse fixing reinforcing steel bar 4 is fixedly connected to a central line of the floor slab main body 1, the transverse fixing reinforcing steel bar 4 penetrates through the floor slab main body 1, the transverse fixing reinforcing steel bar 4 exceeds the floor slab main body 1 by forty centimeters, the end point of the transverse fixing reinforcing steel bar 4 is of a C-shaped bent hook structure, the structure can fix a wallboard and a supporting structure by exceeding the transverse fixing reinforcing steel bar 4 by forty centimeters of the floor slab main body 1, and the end point of the transverse fixing steel bar 4 is of the C-shaped bent hook structure, and the floor slab can be prevented from falling down to provide a safety guarantee;
The utility model provides a floor main part 1 below is installed and is kept apart cushion 7, the rubber sheet of the five centimeters thickness of zero point is kept apart cushion 7 to floor main part 1 below both sides fixedly connected with, keep apart cushion 7 and be square right angle structure, and keep apart cushion 7 and cover floor main part 1 below both sides, this structure can prevent the gap seepage between cement paste follow the floor when pouring the operation through the isolation cushion 7 that covers floor main part 1 below both sides, floor main part 1 left side is provided with horizontal fixed rebar 4, the symmetry is fixed with bolt fixation ring 5 on the horizontal fixed rebar 4 of both sides and central line position of floor main part 1, the diameter of bolt fixation ring 5 is the double of horizontal fixed rebar 4, and is provided with the trompil of horizontal fixed rebar 4 the same diameter in the middle of the bolt fixation ring 5, and this structure can provide sufficient down force and strengthen fixed effect through the laminating that bolt fixation ring 5 on horizontal fixed rebar 4 is better, floor main part 1 left side is provided with sand grip 2, and the fixed rebar 3 is connected with the fixed rebar 3 through the fixed top of this rebar 3, and this fixed rebar 3 top fixed mounting of floor main part 1 right side is provided with fixed rebar 3, and this rebar 3 fixed top 3 is fixed with fixed top 3.
When the precast concrete composite floor slab is used, the floor slab is firstly hung to a proper position through the transverse fixing steel bars 4, then the floor slab is fixed with a supporting structure through the transverse fixing steel bars 4, the bolts are inserted into the bolt fixing rings 5 to fix the floor slab, then the steel bars are connected and fixed with the transverse fixing steel bars 4, pouring operation is started, the friction fine grooves 8 are filled with cement, and leakage cannot occur under the action of the isolating rubber cushion 7.
To complete a series of work, and what is not described in detail in this specification is prior art that is well known to those skilled in the art.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420695793.2U CN222835184U (en) | 2024-04-07 | 2024-04-07 | Precast concrete coincide floor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420695793.2U CN222835184U (en) | 2024-04-07 | 2024-04-07 | Precast concrete coincide floor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222835184U true CN222835184U (en) | 2025-05-06 |
Family
ID=95522488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420695793.2U Active CN222835184U (en) | 2024-04-07 | 2024-04-07 | Precast concrete coincide floor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222835184U (en) |
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2024
- 2024-04-07 CN CN202420695793.2U patent/CN222835184U/en active Active
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