CN220767579U

CN220767579U - Temporary roadbed structure

Info

Publication number: CN220767579U
Application number: CN202322019391.9U
Authority: CN
Inventors: 高海
Original assignee: Linyi Luoshui Construction And Installation Co ltd
Current assignee: Linyi Luoshui Construction And Installation Co ltd
Priority date: 2023-07-31
Filing date: 2023-07-31
Publication date: 2024-04-12
Anticipated expiration: 2033-07-31

Abstract

The utility model provides a temporary roadbed structure, which comprises a roadbed main body, PU anti-slip battens and metal anti-slip battens, wherein the lower end of the roadbed main body is provided with a filling layer, the lower end of the filling layer is provided with a sand stone layer, the lower end of the sand stone layer is provided with a mortar layer, the roadbed main body is arranged at the upper end of a roadbed base layer through a plurality of lengthened inner hexagon bolts, the filling layer, the sand stone layer and the mortar layer are all positioned in the roadbed base layer, the left end and the right end of the roadbed main body are symmetrically overlapped with first overlap blocks through a plurality of first inner hexagon bolts, the outer sides of the two first overlap blocks are respectively fixed with the PU anti-slip battens.

Description

Temporary roadbed structure

Technical Field

The utility model relates to a temporary roadbed structure, and belongs to the technical field of traffic engineering.

Background

The roadbed is a foundation of a track or a road surface and is a geotechnical structure formed by excavation or filling.

Chinese patent No.: CN219137281U, mentioned a interim roadbed structure, when using, at first lay the sand stone layer, later fix the roadbed main part through a plurality of locating nails and four connecting bolts, utilize a plurality of locating nails and four connecting bolts to increase roadbed main part and road surface basic unit increase area of contact, thereby increase the stability of roadbed main part installation, and adopt buffer part, can play the absorbing purpose when the vehicle passes by, have stability good, characteristics such as installation effectiveness height, but this roadbed main part surface is smooth, and have certain slope, in case the external world is in rainy weather, the phenomenon of skidding takes place very easily here for some past vehicles, so can bring the potential safety hazard to the vehicle that traveles, the problem that above-mentioned appears is solved to the urgent need of a interim roadbed structure now.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide a temporary roadbed structure so as to solve the problems in the background art.

In order to achieve the above object, the present utility model is realized by the following technical scheme: the utility model provides a interim roadbed structure, includes roadbed main part, PU anti-skidding slat and metal anti-skidding slat, roadbed main part lower extreme is provided with the filling layer, the filling layer lower extreme is provided with the sand stone layer, sand stone layer lower extreme is provided with the mortar layer, the roadbed main part sets up in road surface basic unit upper end through a plurality of extension hexagon socket head cap bolts, and filling layer, sand stone layer and mortar layer all are located road surface basic unit inside, the roadbed main part left and right sides end has first overlap joint piece through a plurality of hexagon socket head cap bolt symmetry, two the first overlap joint piece outside all is fixed with PU anti-skidding slat, two the PU anti-skidding slat outside all has the second overlap joint piece through a plurality of hexagon socket head cap bolt symmetry, two the second overlap joint piece is provided with metal anti-skidding slat opposite outer end homogeneity.

Further, plastic shells are arranged at the upper ends of the lengthened inner hexagon bolts.

Further, a gap between the lower ends of the PU anti-skid strips and the pavement base layer is provided with a first buffer block.

Further, a gap between the lower ends of the two metal anti-skid strips and the pavement base layer is provided with a second buffer block.

Further, a plurality of first hexagon socket head cap bolts and a plurality of second hexagon socket head cap bolts upper ends all are provided with the filling piece.

The utility model has the beneficial effects that: according to the temporary roadbed structure, the lengthened inner hexagon bolts, the first splicing blocks, the PU anti-skid battens, the first buffer blocks, the metal anti-skid battens, the second buffer blocks and the second splicing blocks are added, and through design improvement and actual use, the temporary roadbed structure is good in practicality, a plurality of anti-skid battens are arranged, the slipping phenomenon of a past vehicle when the past vehicle runs on the surface of a roadbed main body can be prevented, and the temporary roadbed structure is simple in disassembly and assembly, good in overall stability and beneficial to popularization and use.

Drawings

Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:

FIG. 1 is a perspective view of an overall structure of a temporary subgrade structure according to the present utility model;

FIG. 2 is a schematic cross-sectional view of a temporary subgrade structure according to the present utility model;

FIG. 3 is an enlarged partial schematic view of FIG. 1;

in the figure: the road surface base layer, the 2-mortar layer, the 3-sand stone layer, the 4-roadbed main body, the 5-lengthened inner hexagon bolt, the 6-plastic shell, the 7-first lapping block, the 8-first inner hexagon bolt, the 9-PU anti-skid slat, the 10-first buffer block, the 11-metal anti-skid slat, the 12-second buffer block, the 13-second lapping block, the 14-second inner hexagon bolt and the 15-filling layer.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a interim roadbed structure, including roadbed main part 4, PU anti-skidding slat 9 and metal anti-skidding slat 11, roadbed main part 4 lower extreme is provided with filling layer 15, filling layer 15 lower extreme is provided with sand stone layer 3, sand stone layer 3 lower extreme is provided with mortar layer 2, roadbed main part 4 sets up in road surface basic unit 1 upper end through a plurality of extension hexagon socket head cap bolts 5, and filling layer 15, sand stone layer 3 and mortar layer 2 all are located road surface basic unit 1 inside, roadbed main part 4 controls the end and has first overlap joint piece 7 through a plurality of hexagon socket head cap bolts 8 symmetry overlap joint, two first overlap piece 7 outsides all are fixed with PU anti-skidding slat 9, two PU anti-skidding slat 9 outsides all overlap through a plurality of second hexagon socket head cap bolts 14 symmetry and have second overlap piece 13, two second overlap piece 13 are provided with metal anti-skidding slat 11 relative to the outer end homogeneity, this design has solved original roadbed main part surface smoothness, and has certain slope, in case when in raining, partly passing vehicle very easily takes place the problem of phenomenon here.

As a first embodiment of the present utility model: the plastic shell 6 is arranged at the upper ends of the plurality of lengthened inner hexagon bolts 5, the heads of the plurality of lengthened inner hexagon bolts 5 can be prevented from being exposed outside through the added plastic shell 6, gaps between the lower ends of the two PU anti-skid strips 9 and the pavement base layer 1 are provided with the first buffer blocks 10, when a passing vehicle contacts the two PU anti-skid strips 9 through the added first buffer blocks 10, the force between the hard contact of the passing vehicle is reduced, the gaps between the lower ends of the two metal anti-skid strips 11 and the pavement base layer 1 are provided with the second buffer blocks 12, the force between the hard contact of the passing vehicle and the two metal anti-skid strips 11 is reduced through the added second buffer blocks 12, the upper ends of the plurality of first inner hexagon bolts 8 and the plurality of second inner hexagon bolts 14 are provided with filling sheets, and the dismounting of the two metal anti-skid strips 11 and the two PU anti-skid strips 9 is facilitated through the added plurality of first inner hexagon bolts 8 and the plurality of second inner hexagon bolts 14.

As a second embodiment of the present utility model: the roadbed main body 4 is arranged at the upper end of the pavement base layer 1 through a plurality of lengthened inner hexagon bolts 5, then the left end and the right end of the roadbed main body 4 are symmetrically overlapped with the first overlapping blocks 7 through a plurality of first inner hexagon bolts 8, then the installation of two PU anti-skid strips 9 can be completed, then the outer sides of the two PU anti-skid strips 9 are symmetrically overlapped with the second overlapping blocks 13 through a plurality of second inner hexagon bolts 14, the installation of two metal anti-skid strips 11 can be completed, when a passing vehicle contacts with the metal anti-skid strips 11, the grabbing force of the roadbed main body is not reduced, the slipping phenomenon can not occur, and then the road stably runs through the surfaces of the PU anti-skid strips 9 and the roadbed main body 4.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but 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 interim roadbed structure, includes roadbed main part (4), PU antiskid slat (9) and metal antiskid slat (11), its characterized in that: the roadbed comprises a roadbed main body (4), wherein a filling layer (15) is arranged at the lower end of the roadbed main body, a sand stone layer (3) is arranged at the lower end of the filling layer (15), and a mortar layer (2) is arranged at the lower end of the sand stone layer (3);

the roadbed main body (4) is arranged at the upper end of the pavement base layer (1) through a plurality of lengthened inner hexagon bolts (5), and the filling layer (15), the sand stone layer (3) and the mortar layer (2) are all positioned in the pavement base layer (1);

the roadbed main body (4) left and right ends are symmetrically lapped with first lapping blocks (7) through a plurality of first inner hexagon bolts (8), two the outer sides of the first lapping blocks (7) are all fixed with PU anti-slip laths (9), two the outer sides of the PU anti-slip laths (9) are symmetrically lapped with second lapping blocks (13) through a plurality of second inner hexagon bolts (14), and two opposite outer ends of the second lapping blocks (13) are uniformly provided with metal anti-slip laths (11).

2. A temporary subgrade structure according to claim 1, wherein: the upper ends of the lengthened inner hexagon bolts (5) are provided with plastic shells (6).

3. A temporary subgrade structure according to claim 1, wherein: the gaps between the lower ends of the two PU anti-skid strips (9) and the pavement base layer (1) are respectively provided with a first buffer block (10).

4. A temporary subgrade structure according to claim 1, wherein: and a gap between the lower ends of the two metal anti-skid strips (11) and the pavement base layer (1) is provided with a second buffer block (12).

5. A temporary subgrade structure according to claim 1, wherein: and filling sheets are arranged at the upper ends of the first inner hexagon bolts (8) and the second inner hexagon bolts (14).