Light sandwich concrete road curb structure

Abstract

The utility model relates to the technical field of road curbs, in particular to a light sandwich concrete road curb structure which comprises a road curb body, a mounting groove is formed in one side of the road curb body, a connecting piece is fixedly connected to the interior of the mounting groove, a circular groove communicated with the outside is formed in the outer wall of the connecting piece in a penetrating mode, and the outer wall of the circular groove is fixedly connected with the mounting groove. Light concrete is poured through a mold to manufacture road curb bodies, connecting ribs are located in the road curb bodies, the two ends of each connecting rib are connected with connecting pieces and connecting heads respectively, the connecting pieces are embedded into the inner sides of the road curb bodies, and the connecting heads are arranged in a protruding mode. Sliding insertion type connection is adopted, so that the connection strength between every two adjacent road curb bodies is improved, the integrity is effectively improved, the connecting ribs are twisted steel, the connecting pieces and the connecting heads are all made of nodular cast iron, the strength is high, and the overall strength of the road curb bodies is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to road kerb technology field, concretely is a kind of light sandwich concrete road kerb structure. BACKGROUND

[0002] Road kerb, also called curb, is the long strip-shaped stone, concrete precast long strip-shaped block or brick, which is paved on the edge of road, and plays a role in protecting pavement. Curb is a marker stone set between pavement and other structures. It is usually set between dividing strip and pavement, and between sidewalk and pavement. In addition, it is also set in traffic island and safety island. The form of curb can be vertical, inclined or flat. The stone material of curb is natural stone with uniform texture, which is mechanically cut. The surface of stone is free of cracks, and the edges are complete and consistent in appearance, without obvious spots and color difference. Weathering is not allowed. During loading and unloading, curb should not be dropped, hit, bumped or collided to avoid damage.

[0003] However, the connection strength between adjacent two road kerbs is low during construction and installation of the existing road kerb, and the overall performance and reliability are poor after installation. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims to provide a kind of light sandwich concrete road kerb structure, with the characteristics of improving the connection strength between adjacent two road kerb main bodies, effectively improving the overall performance, and high reliability.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of light sandwich concrete road kerb structure, including road kerb main body, the side of the road kerb main body is provided with installation recess, the inside of the installation recess is fixedly connected with connecting piece, the outer wall of the connecting piece is provided with circular slot communicated with outside, the other side of the road kerb main body is fixedly connected with the connecting head protruding from the road kerb main body, the inside of the road kerb main body is fixedly connected with connecting rib.

[0006] In order to guarantee the strength of road kerb, as a kind of light sandwich concrete road kerb structure of the utility model, the road kerb main body is poured by light weight concrete.

[0007] In order to facilitate the connecting piece and the connecting head to penetrate the whole road kerb, as a kind of light sandwich concrete road kerb structure of the utility model, the length of the connecting piece and the connecting head is equal to the height of the road kerb main body.

[0008] In order to improve the strength of road kerb, as a kind of light sandwich concrete road kerb structure of the utility model, the connecting rib is screw rib, and the connecting piece and the connecting head are both ductile cast iron.

[0009] In order to improve the connecting strength of the connecting piece and the connecting head, as a kind of light sandwich concrete road curb structure preferred of the utility model, the connecting piece and the connecting head are welded at the two ends of the connecting rib.

[0010] In order to facilitate positioning installation connecting rib, as a kind of light sandwich concrete road curb structure preferred of the utility model, the outer wall of the connecting rib is fixedly connected with a plurality of positioning rods, and the ends of the plurality of positioning rods away from the connecting rib are flush with the outer wall of the road curb body.

[0011] Compared with the prior art, the utility model has the beneficial effects as follows:

[0012] The road curb body is made of light concrete by using a mold, the connecting rib is located inside the road curb body, the two ends of the connecting rib are connected with the connecting piece and the connecting head respectively, the connecting piece is embedded in the inside of the road curb body, and the connecting head is protrudingly arranged, in construction, the connecting head of two adjacent road curb bodies is clamped in the inside of the connecting piece, the slide-insertion type connection is adopted, so that the connecting strength between the two adjacent road curb bodies is improved, and the integrity is effectively improved, the connecting rib is a screw rib, the connecting piece and the connecting head are both ductile cast iron, the strength is high, and the overall strength of the road curb body is improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 It is overall top view external structure diagram of the utility model;

[0014] Fig. 2 It is overall top view sectional structure diagram of the utility model.

[0015] In the drawing: 1, road curb body;2, installation groove;3, connecting piece;4, circular groove;5, connecting head;6, connecting rib;7, positioning rod. DETAILED DESCRIPTION

[0016] Please refer to Figs. 1-2 A kind of light sandwich concrete road curb structure, including road curb body 1, the side of road curb body 1 is provided with installation groove 2, installation groove 2 is fixedly connected with connecting piece 3 in the inside, the outer wall of connecting piece 3 is provided with circular groove 4 that is communicated with outside, the other side of road curb body 1 is fixedly connected with the connecting head 5 that protrudes from road curb body 1, the inside of road curb body 1 is fixedly connected with connecting rib 6.

[0017] In the embodiment, the road kerb body 1 is made of lightweight concrete by using a mold, the connecting rib 6 is located inside the road kerb body 1, two ends of the connecting rib 6 are connected with the connecting piece 3 and the connecting head 5 respectively, the connecting piece 3 is embedded in the inside of the road kerb body 1, and the connecting head 5 is protruded and arranged, the adjacent two road kerb bodies 1 are clamped in the inside of the connecting piece 3 through the connecting head 5 during construction, the slide-insertion type connection is adopted, the connecting strength between the adjacent two road kerb bodies 1 is improved, and the integrity is effectively improved, the connecting rib 6 is a threaded steel bar, and the connecting piece 3 and the connecting head 5 are both ductile cast iron, so that the overall strength of the road kerb body 1 is improved.

[0018] As a technical optimization scheme of the utility model, the road kerb body 1 is made of lightweight concrete.

[0019] In the embodiment, the road kerb body 1 is made of lightweight concrete, so that the basic strength of the road kerb body 1 is ensured.

[0020] As a technical optimization scheme of the utility model, the length of the connecting piece 3 and the connecting head 5 is equal to the height of the road kerb body 1.

[0021] In the embodiment, the length of the connecting piece 3 and the connecting head 5 is equal to the height of the road kerb body 1, so that the connecting piece 3 and the connecting head 5 penetrate through the whole road kerb body 1, and the connection is more stable.

[0022] As a technical optimization scheme of the utility model, the connecting rib 6 is a threaded steel bar, and the connecting piece 3 and the connecting head 5 are both ductile cast iron.

[0023] In the embodiment, the connecting piece 3 and the connecting head 5 are both ductile cast iron, so that the overall strength of the road kerb body 1 is improved.

[0024] As a technical optimization scheme of the utility model, the connecting piece 3 and the connecting head 5 are welded on two ends of the connecting rib 6.

[0025] In the embodiment, the connecting piece 3 and the connecting head 5 are welded on two ends of the connecting rib 6, the connecting piece 3 and the connecting head 5 are connected through the connecting rib 6, and the problems such as falling off and misplacement are avoided.

[0026] As a technical optimization scheme of the utility model, the outer wall of the connecting rib 6 is fixedly connected with a plurality of positioning rods 7, and the ends, away from the connecting rib 6, of the plurality of positioning rods 7 are flush with the outer wall of the road kerb body 1.

[0027] In the embodiment, the ends, away from the connecting rib 6, of the plurality of positioning rods 7 are flush with the outer wall of the road kerb body 1, the positioning effect is achieved when the mold is used to make the road kerb body 1, the connecting piece 3 and the connecting head 5 are installed at the preset positions, and the strength of the road kerb body 1 is improved.

[0028] Working principle: the main body 1 of the road kerb is made of light concrete by using a mold, the connecting rib 6 is located inside the main body 1 of the road kerb, the two ends of the connecting rib 6 are connected with the connecting piece 3 and the connecting head 5 respectively, the connecting piece 3 is embedded in the inner side of the main body 1 of the road kerb, and the connecting head 5 is protrudingly arranged, in construction, the two adjacent main bodies 1 of the road kerb are clamped in the inner side of the connecting piece 3 through the connecting head 5, the slide-insertion type connection is adopted, so that the connecting strength between the two adjacent main bodies 1 of the road kerb is improved, and the integrity is effectively improved, the connecting rib 6 is a screw rib, and the connecting piece 3 and the connecting head 5 are both made of nodular cast iron, so that the strength is high, and the overall strength of the main body 1 of the road kerb is improved.

[0029] The above is only a preferred embodiment of the present application, and is not intended to limit the present application, and any modification, equivalent replacement and improvement within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A lightweight sandwich concrete curb structure, comprising a curb body (1), characterized in that: A mounting groove (2) is provided on one side of the curb body (1), a connecting piece (3) is fixedly connected to the interior of the mounting groove (2), a circular groove (4) communicating with the outside is provided through the outer wall of the connecting piece (3), a connecting head (5) protruding from the curb body (1) is fixedly connected to the other side of the curb body (1), and a connecting rib (6) is fixedly connected to the interior of the curb body (1).

2. The lightweight sandwich concrete curb structure according to claim 1, characterized in that: The road curb body (1) is cast from lightweight concrete.

3. The lightweight sandwich concrete curb structure according to claim 1, characterized in that: The lengths of the connecting piece (3) and the connecting head (5) are equal to the height of the curb body (1).

4. The lightweight sandwich concrete curb structure according to claim 1, characterized in that: The connecting ribs (6) are threaded steel bars, and the connecting piece (3) and the connecting head (5) are both made of ductile iron.

5. The lightweight sandwich concrete curb structure according to claim 1, characterized in that: The connecting piece (3) and the connecting head (5) are welded to both ends of the connecting rib (6).

6. The lightweight sandwich concrete curb structure according to claim 1, characterized in that: The outer wall of the connecting rib (6) is fixedly connected to a plurality of positioning rods (7), and one end of the plurality of positioning rods (7) away from the connecting rib (6) is flush with the outer wall of the curb body (1).

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