CN201660860U

CN201660860U - Cage guardrail

Info

Publication number: CN201660860U
Application number: CN201020047024XU
Authority: CN
Inventors: 张高强; 张建军; 郑昊
Original assignee: BEIJING ZHONGJIAO HUA AN SCIENCE AND TECHNOLOGY Co Ltd
Current assignee: BEIJING ZHONGJIAO HUA AN SCIENCE AND TECHNOLOGY Co Ltd
Priority date: 2010-01-18
Filing date: 2010-01-18
Publication date: 2010-12-01
Anticipated expiration: 2020-01-18

Abstract

The utility model provides a cage guardrail, which relates to a road side safeguard, and comprises an outside cage body and filling stones filled therein. The number of the cage bodies is more than one. The utility model has the advantages of low cost and simple construction program, and is particularly suitable for countryside road. The cage guardrail has substantially free maintenance and long service life, and the service life of reaching 10 to 20 years under normal use condition.

Description

Cage shape guardrail

Technical field

The utility model relates to a kind of trackside protective equipment, particularly a kind of cage shape guardrail.

Background technology

At present, highway in China is built forward western part, is advanced to the mountain area.The linear condition of mountain highway is poor, trackside degree of danger height, and in a single day vehicle crashes into trackside, car crash often.It is the most effectual way of prevention vehicle-falling over accident that the trackside protective equipment is set in the strategically located and difficult of access highway section of trackside.

The protective equipment that generally uses at present is wave beams steel guardrail, cable guardrail and concrete guardrail.

Because present protective equipment cost is higher, cost is higher during large-scale application.Particularly for the mountainous rural area highway, because of industrial grade is low, the road is narrow, the slope is steep, linear poor, the strategically located and difficult of access highway section of trackside ratio is big, and a large amount of trackside protective equipments need be set.And because the rural highway investment is less, the rural highway that builds up generally lacks sign, graticule, protective equipment, wave beams steel guardrail, cable guardrail and concrete guardrail large-scale application are unpractical especially in rural highway, must research and develop the security protection of the trackside cheaply facility that is applicable to rural highway.Simultaneously, because wave beams steel guardrail and cable guardrail are badly in need of after vehicle collision safeguarding that later stage maintenance cost is also high that with respect to wave beams steel guardrail and cable guardrail, the maintenance cost of concrete guardrail is less relatively, the complexity the most but it is constructed also.Consider mostly to be mass peasants by rural highway to participate in the maintenance cost of construction and rural highway lower, must research and develop the few trackside security protection facility of easy construction, later maintenance that is applicable to rural highway.

Summary of the invention

The purpose of this utility model is the defective at above-mentioned prior art, a kind of cage shape guardrail is provided, it is the road roadside barrier that utilizes basket to build, this guardrail not only can effectively utilize the abundant stone material data of mountain highway along the line, and construction cost is lower, the construction simple and later maintenance is easy, and can play the effect of protection effectively.

The technical scheme taked of the utility model is to achieve these goals: a kind of cage shape guardrail comprises outside basket and is filled in filled stone in it that described basket is more than one.

In order to guarantee the stability of filler internal construction, the basket of described outside is set to wedge shape.

Concrete, described filled stone comprises piece stone or cobble.

Concrete, the basket of described outside is formed by the wire rod braiding, and described basket is a plurality of, and two adjacent baskets by colligation silk or latch closure colligation together.

For the utility model being arranged on the higher highway section of trackside danger classes, can in individual other described basket, respectively be provided with a column, the column bottom is connected with the concrete foundation of imbedding underground.

The beneficial effects of the utility model are:

1) compares existing wave beams steel guardrail, cable guardrail and concrete guardrail, the utility model has adopted basket and has been filled in the structure of the filled stone in it, because filled stone is selected from piece stone or cobble can be gathered materials on the spot, therefore greatly reduce cost of the present utility model;

2) because the utility model can adopt a plurality of baskets to be interconnected to constitute an integral body, only depend on the deadweight of cage shape guardrail just can play protective action for the lower highway section of trackside danger classes, can further reduce investment, so be specially adapted on the mountainous rural area highway, use;

3) can in individual other basket, column be set for the higher highway section of trackside danger classes, and connect the concrete foundation structure that is embedded in ground, increase the scope of application of the present utility model in the column bottom;

4) the utility model has made full use of the abundant rock material resource of mountainous rural area highway along the line, need not buy a large amount of templates and plant equipment, only needs the fritter place to get the raw materials ready and execute-in-place can be constructed, and has a simple advantage of construction sequence;

5) the utility model cage shape guardrail has good compliance to distortion or bending, when being subjected to clashing into, at inner a kind of staggered tension and the squeezed state of forming of basket, can adapt to the unlikely fracture of dimensional deformation, so the utility model is non-maintaining substantially and the life-span is long, cage shape guardrail can reach 10～20 years in regular service conditions following service life.

Description of drawings

Fig. 1 is the structural representation of the described cage shape of the utility model embodiment guardrail;

Fig. 2 is the structural representation of basket single described in Fig. 1;

Fig. 3 is the A-A sectional view of Fig. 2.

Among the figure: 1 basket bottom web sheet, 2 basket sidepiece net sheets, front/rear net sheet of 3 baskets, 4 basket top net sheets, 5 filled stones, 6 baskets, 7 columns, 8 ground, 9 concrete foundations.

The specific embodiment

The utility model is described in further detail below in conjunction with the drawings and specific embodiments, but not as to qualification of the present utility model.

Shown in Fig. 1-2, a kind of cage shape guardrail described in the utility model comprises outside basket 6 and is filled in its interior filled stone 5.Wherein, basket 6 is more than one, is provided with three baskets 6 (referring to Fig. 1) in this example, and two adjacent baskets 6 by colligation silk or latch closure colligation together.During concrete enforcement, the quantity of basket 6 is set according to the strategically located and difficult of access road section length of trackside.Concrete basket 6 is made up of basket bottom web sheet 1, basket sidepiece net sheet 2, front/rear net sheet 3 of basket and basket top net sheet 4.

Shown in Fig. 1-2, in order to guarantee the stability of filler internal construction, the basket 6 of described outside is a wedge shape.Concrete, described filled stone 5 comprises piece stone or cobble.Concrete, the basket 6 of described outside is formed by the metal wire rod braiding.As shown in Figure 3,, make it meet the needs that are provided with, can in some basket, column be set according to the road conditions needs of reality in the higher highway section of trackside danger classes in order to increase crashworthiness of the present utility model.Referring to Fig. 2 and Fig. 3, in the basket 6 in the middle of this routine central post 7 is arranged on, column 7 bottoms are connecting and the concrete foundation of imbedding under the ground 89.

Because the utility model is simple in structure and can utilize the abundant along the line rock material resource of rural highway, so it is low to the utlity model has cost, the simple advantage of construction sequence is specially adapted to use on the mountainous rural area highway.In addition, the utility model is non-maintaining substantially and the life-span is long, can reach 10～20 years following service life in regular service conditions.

Manufacture craft of the present utility model, with reference to Fig. 1, comprise the following steps: to prepare the basket 6 of some specific standards, adopt net sheet in this example by the dihedral net of metal wire rod braiding, quantitative proportion is 1: 1: 2: 2, as basket bottom web sheet 1, basket top net sheet 4, the anterior net sheet 3 of basket, basket rear portion net sheet 3, basket sidepiece net sheet 2, wherein basket sidepiece net sheet 2 is trapezoidal shape (referring to Fig. 3) respectively; Compacting need be provided with the trackside soil property of protective equipment; Basket sidepiece net sheet 2 with basket bottom web sheet 1, the anterior net sheet 3 of basket, basket rear portion net sheet 3 and both sides, be positioned over trackside by the mode of Fig. 2 guard rail position need be set, the basket sidepiece net sheet 2 that guarantees basket bottom web sheet 1 level, both sides is vertical, with adopting colligation silk or metal ring to tip capable colligation in, form the basket of wedge-type shape between each net sheet; Basket 6 planted agents pack into piece stone or cobble answer block-by-block to fill during filled stone 5, and notice that big finger stone arranges in pairs or groups by a certain percentage; Filled stone 5 requires closely knit, and T-joining staggers, and beats with wooden mallet or beetle and makes firm by ramming; Basket 6 peripheral profiles that filled must not the recessed waist of bulge; Tip the basket sidepiece net sheet 2 usefulness colligation silks or the metal ring of the anterior net sheet 3 of basket top net sheet 4 and basket, basket rear portion net sheet 3, both sides in capable colligation behind the dress stone; With said method each basket 6 is set continuously successively, adopts colligation silk or metal ring to tip capable colligation between the adjacent basket 6, form an integral body.

Above-described embodiment, the utility model specific embodiment a kind of more preferably just, the common variation that those skilled in the art carries out in the technical solutions of the utility model scope and replacing all should be included in the protection domain of the present utility model.

Claims

1. cage shape guardrail is characterized in that: comprise outside basket and be filled in filled stone in it, described basket is more than one.

2. cage shape guardrail according to claim 1 is characterized in that: the basket of described outside is a wedge shape.

3. cage shape guardrail according to claim 1, it is characterized in that: described filled stone comprises piece stone or cobble.

4. according to the described cage shape of the arbitrary claim of claim 1-3 guardrail, it is characterized in that: the basket of described outside is formed by wire rod braiding, and described basket is a plurality of, and two adjacent baskets by colligation silk or latch closure colligation together.