CN220166567U

CN220166567U - Concrete road prefabricated plate laying structure

Info

Publication number: CN220166567U
Application number: CN202321502306.8U
Authority: CN
Inventors: 朱晓; 李洋; 张庆航
Original assignee: Qingjian Group Co Ltd; Qingjian International Group Co Ltd
Current assignee: Qingjian Group Co Ltd; Qingjian International Group Co Ltd
Priority date: 2023-06-13
Filing date: 2023-06-13
Publication date: 2023-12-12
Anticipated expiration: 2033-06-13

Abstract

The utility model relates to a precast slab, in particular to a concrete road precast slab laying structure, which comprises a plurality of concrete slabs, wherein a clamping structure is arranged on each concrete slab and is used for connecting two adjacent concrete slabs. The concrete slab fixing device is characterized by further comprising a U-shaped piece, wherein the U-shaped piece is inserted and installed in the concrete slab, a U-shaped piece groove matched with the U-shaped piece is formed in the surface of the concrete slab, and the U-shaped piece is used for fixing two adjacent concrete slabs, so that the connection between the concrete slabs is firmer.

Description

Concrete road prefabricated plate laying structure

Technical Field

The utility model relates to a precast slab, in particular to a precast slab laying structure of a concrete road.

Background

The prefabricated concrete road board is a component for forming a prefabricated road, the prefabricated road can be rapidly paved and can be used as a low-level road, but the defects are obvious: the precast slabs are paved on site with long construction period, more templates are needed, the precast slabs are simply spliced together and fixed by pouring concrete on the precast slabs, so that the adjacent precast slabs are poor in connection stability, gaps are easy to appear, and the connection strength is poor.

Disclosure of Invention

The utility model aims to solve the defects in the background technology by providing a concrete road precast slab laying structure.

The technical scheme adopted by the utility model is as follows:

the utility model provides a concrete road prefabricated slab lays structure, includes a plurality of concrete slabs, be provided with joint structure on the concrete slab, joint structure is used for connecting two adjacent concrete slabs, still includes:

the U-shaped piece is inserted and installed in the concrete slab, a U-shaped piece groove matched with the U-shaped piece is formed in the surface of the concrete slab, and the U-shaped piece is used for fixing two adjacent concrete slabs.

As a preferred technical scheme of the utility model: the concrete slab at least comprises a first concrete slab, a second concrete slab and a third concrete slab, and the first concrete slab, the second concrete slab and the third concrete slab form a concrete assembly unit.

As a preferred technical scheme of the utility model: the clamping structure comprises strip-shaped protrusions and slots, the strip-shaped protrusions are fixedly arranged on one end side wall of the first concrete slab, the slots are formed in the other end side wall of the first concrete slab, and the strip-shaped protrusions are matched with the slots in size.

As a preferred technical scheme of the utility model: the clamping structure comprises a plurality of steel bars and steel bar holes, wherein the steel bars are fixedly arranged on one side of a first concrete slab, the steel bar holes are formed in one side of a third concrete slab, and the steel bars are inserted into the steel bar holes.

As a preferred technical scheme of the utility model: a plurality of first pouring holes are formed in two ends of the transverse connection position of the second concrete plate and other concrete plates, a plurality of second pouring holes are formed in one end of the vertical connection position of the second concrete plate and other concrete plates, and the second pouring holes are formed in the slot positions.

As a preferred technical scheme of the utility model: the lateral splicing side of the concrete slab is arranged in an inclined plane shape, and the inclined plane angle is 45 degrees.

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

in the concrete pavement precast slab laying structure, the steel bars are arranged in the concrete slab and extend to the outside, the steel bars can be used for connection and fixation, and the steel bars can also overcome the defect of poor tensile and bending resistance of the concrete; simultaneously, connect through joint structure and U type spare between two concrete slab bodies, further increase the stability of connecting between the concrete slab to pour concrete thick liquid to first pouring hole and first downthehole pouring of pouring, can increase the joint strength between the concrete slab.

Drawings

FIG. 1 is a general construction diagram of a preferred embodiment of the present utility model;

FIG. 2 is a schematic view of a first concrete slab according to a preferred embodiment of the utility model;

FIG. 3 is a schematic view of a second concrete slab according to the preferred embodiment of the utility model;

FIG. 4 is a schematic view of a third concrete slab according to the preferred embodiment of the utility model;

FIG. 5 is a schematic view of a U-shaped member according to a preferred embodiment of the present utility model.

The meaning of each label in the figure is:

1. a first concrete slab; 2. a second concrete slab; 3. a third concrete slab; 4. reinforcing steel bars; 5. a slot; 6. a U-shaped piece groove; 7. a first casting hole; 8. a bar-shaped protrusion; 9. a second pouring hole; 10. a reinforcing bar hole; 11. u-shaped piece.

Detailed Description

It should be noted that, under the condition of no conflict, the embodiments of the present embodiments and features in the embodiments may be combined with each other, and the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model, and obviously, the described embodiments 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. 1-5, in order to shorten the construction period and minimize noise pollution, the present embodiment provides a concrete road precast slab laying structure, which includes a plurality of concrete slabs, wherein the concrete slabs are provided with a clamping structure, the clamping structure is used for connecting two adjacent concrete slabs, the concrete slab further includes a U-shaped member 11, the U-shaped member 11 is inserted and installed in the concrete slabs, and the concrete slab surface is provided with a U-shaped member groove 6 adapted to the U-shaped member 11, and the upper surface of the U-shaped member 11 is flush with the concrete slab surface after being inserted into the U-shaped member groove 6, and the U-shaped member 11 is used for fixing the two adjacent concrete slabs.

The concrete slab at least comprises a first concrete slab 1, a second concrete slab 2 and a third concrete slab 3, and the first concrete slab 1, the second concrete slab 2 and the third concrete slab 3 form a concrete assembly unit, so that the number of the concrete assembly units can be freely selected according to the length of a paved road.

The joint structure includes bar protruding 8 and slot 5, and bar protruding 8 is fixed to be set up on first concrete slab 1 one end lateral wall, and slot 5 is seted up on first concrete slab 1's the other end lateral wall, and bar protruding 8 and slot 5 size looks adaptation, and bar protruding 8 inserts in the slot 5 completely.

The joint structure includes a plurality of reinforcing bars 4 and reinforcing bar hole 10, and reinforcing bar 4 is fixed to be set up in first concrete slab 1 one side, and reinforcing bar hole 10 is seted up in third concrete slab 3 one side, and reinforcing bar 4 inserts in reinforcing bar hole 10, plays the effect of connecting two concrete slabs, and the reinforcing bar has good bending resistance, makes up the shortcoming that concrete tensile bending resistance is poor, all is provided with above-mentioned joint structure on every concrete slab.

A plurality of first pouring holes 7 are formed in two ends of the transverse connection position of the second concrete plate 2 and other concrete plates, a plurality of second pouring holes 9 are formed in one end of the vertical connection position of the second concrete plate 2 and other concrete plates, and the second pouring holes 9 are formed in the slot 5. The pouring holes are used for pouring concrete slurry in, so that connectivity between concrete plates is improved.

The lateral splicing side of the concrete plates is arranged into an inclined plane shape, and the inclined plane angle is 45 degrees, so that the contact area of the two concrete plates is maximum, the joint strength is improved, and the connection is firmer.

When the concrete slab is specifically used, the steel bars 4 on the side wall of the first concrete slab 1 are inserted into the steel bar holes 10 on the side wall of the second concrete slab 2, and the connection mode of the second concrete slab 2 and the third concrete slab 3 is also the same, namely, the steel bars 4 on the second concrete slab 2 are inserted into the steel bar holes 10 on the third concrete slab 3, concrete grout is poured into the first pouring holes 7, the connection strength between the concrete slabs can be enhanced, then the strip-shaped protrusions 8 on the first concrete slab 1 are inserted into the slots 5, the concrete grout is poured into the second pouring holes 9, the concrete slabs are connected into a whole, and the U-shaped pieces 11 are inserted into the U-shaped piece grooves 6 on the surface of the concrete slab, so that the effect of reinforcing the fixed connection of the concrete slabs is achieved.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a concrete road prefabricated plate lays structure, includes a plurality of concrete slabs, its characterized in that: be provided with joint structure on the concrete slab, joint structure is used for connecting two adjacent concrete slabs, still includes:

the U-shaped piece (11), U-shaped piece (11) are pegged graft and are installed in the concrete slab, just concrete slab surface has seted up U-shaped piece groove (6) with U-shaped piece (11) looks adaptation, U-shaped piece (11) are used for fixing two adjacent concrete slabs.

2. The concrete road precast slab laying structure of claim 1, wherein: the concrete slab at least comprises a first concrete slab (1), a second concrete slab (2) and a third concrete slab (3), and the first concrete slab (1), the second concrete slab (2) and the third concrete slab (3) form a concrete assembly unit.

3. The concrete road precast slab laying structure of claim 1, wherein: the clamping structure comprises a strip-shaped bulge (8) and a slot (5), wherein the strip-shaped bulge (8) is fixedly arranged on one end side wall of the first concrete plate (1), the slot (5) is formed on the other end side wall of the first concrete plate (1), and the strip-shaped bulge (8) is matched with the slot (5) in size.

4. The concrete road precast slab laying structure of claim 1, wherein: the clamping structure comprises a plurality of steel bars (4) and steel bar holes (10), wherein the steel bars (4) are fixedly arranged on one side of a first concrete slab (1), the steel bar holes (10) are formed in one side of a third concrete slab (3), and the steel bars (4) are inserted into the steel bar holes (10).

5. The concrete road precast slab laying structure of claim 2, wherein: a plurality of first pouring holes (7) are formed in two ends of a transverse connection position of the second concrete plate (2) and other concrete plates, a plurality of second pouring holes (9) are formed in one end of a vertical connection position of the second concrete plate (2) and other concrete plates, and the second pouring holes (9) are formed in the slot (5).

6. The concrete road precast slab laying structure of claim 1, wherein: the lateral splicing side of the concrete slab is arranged in an inclined plane shape, and the inclined plane angle is 45 degrees.