CN209482215U - Anti-collision structure of highway guardrail - Google Patents

Abstract

The utility model relates to the technical field of highways, in particular to an anti-collision structure for highway guardrails, comprising vertically arranged first columns and second columns, the bottoms of the first columns and the second columns are connected with bases, and A bolt hole for positioning is opened on the base, a spring is arranged in the limiting hole, and an anti-collision plate is connected to one end of the buffer post through a second sleeve, and the anti-collision plate is an arc-shaped plate. The outside of the crash panels are covered with bumpers. When the vehicle accidentally hits the anti-collision component, the anti-collision component can rotate, and the impact potential energy of the vehicle can be converted into rolling potential energy, which can buffer the impact force and improve safety performance. Through the design of the cushion pad, the vehicle first hits the cushion pad to avoid The rigid contact buffers the impact force and has a certain buffering effect. When the anti-collision plate is hit, the buffer column compresses the spring, and the spring plays a good buffering effect.

Description

Anti-collision structure of highway guardrail

technical field

The utility model relates to the field of highways, in particular to an anti-collision structure for a highway guardrail.

Background technique

Highway guardrail plays a very important role in highway safety. The inventor found through research that the traditional highway guardrail has poor anti-collision performance and low safety performance. How to invent a highway guardrail anti-collision structure to solve these problems has become a technology in the art. problems that need to be resolved urgently.

Contents of the invention

The utility model provides an anti-collision structure of a road guardrail, which aims to improve the problem of poor anti-collision performance of the traditional road guardrail.

The utility model is achieved in that:

A highway guardrail anti-collision structure, comprising a first column and a second column arranged vertically, the bottoms of the first column and the second column are connected to a base, and bolts for positioning are provided on the base hole, the first column and the second column are connected by two horizontally arranged first beams and second beams, and both ends of the first beam and the second beam are fixedly connected with connecting plates , the connecting plate is fixedly connected to the first column and the second column by bolts, the bottom of the first beam and the top of the second beam are respectively installed with a first bearing and a second bearing, so The first bearing and the second bearing are arranged correspondingly up and down, and both the first bearing and the second bearing are rotatably connected with an anti-collision assembly, and the anti-collision assembly includes a longitudinally arranged shaft, the The two ends of the shaft are rotatably supported between the first bearing and the second bearing. There are several rings sleeved on the outside of the shaft, and several rings are evenly arranged on the outer ring of the shaft. A first sleeve, a guide hole and a limit hole are opened in the first sleeve, a buffer column is inserted into the first sleeve, and the end of the buffer column is inserted into the limit hole, And the end of the buffer column is provided with a limit block, the limit hole is provided with a spring, and one end of the buffer column is connected to an anti-collision plate through a second sleeve, and the anti-collision plate is an arc-shaped plate , the outside of the crash plate is covered with buffer pads.

As a further optimization of the technical solution, the spring is always in a compressed state, the spring is in contact with the limiting block, and the buffer post is in clearance fit with the guide hole. The moving direction of the buffer column is determined. When the anti-collision plate is hit, the buffer column compresses the spring, and the spring plays a good buffering role.

As a further optimization of the technical solution, the first sleeves are distributed on the collar in an annular array, and the first sleeves are fixedly welded to the collar.

As a further optimization of this technical solution, a first reflective strip is provided on the first column and the second column, a second reflective strip is provided on the buffer pad, and the first reflective strip and the second reflective strip The reflective strips are all secured by gluing. Through the design of the first reflective strip and the second reflective strip, it has a certain warning effect and improves the safety performance.

As a further optimization of the technical solution, the buffer pad is a rubber pad with a thickness not less than 10 mm, and the buffer pad is fixed by bonding. When the anti-collision plate is impacted, it first impacts on the buffer pad, avoids rigid contact, buffers the impact force, and has a certain buffering effect.

As a further optimization of the technical solution, the second sleeve is screwed to the buffer column, and the second sleeve is fixedly welded to the anti-collision plate. Due to the threaded connection between the buffer column and the second sleeve, the anti-collision plate can be removed for easy replacement after the anti-collision plate is damaged.

As a further optimization of the technical solution, there are at least two collars sleeved on the outside of the shaft, and the collars are fixedly connected to the shaft by bolts, which facilitates the installation of the collars.

Compared with the prior art, the beneficial effect of the utility model is: the utility model provides a highway guardrail anti-collision structure, because the anti-collision assembly is rotatably connected with the first bearing and the second bearing, when the vehicle accidentally hits When the anti-collision component is used, the anti-collision component can be rotated to convert the impact potential energy of the vehicle into rolling potential energy, which can buffer the impact force and improve safety performance. Through the design of the cushion pad, the vehicle first hits the cushion pad to avoid rigid contact and buffer. The impact force has a certain buffering effect. When the anti-collision plate is hit, the buffer column compresses the spring, which plays a good buffering role and has high safety performance. The connecting plates are fixedly connected to the first column and the second column by bolts. , the first crossbeam and the second crossbeam are easy to assemble and are suitable for popularization and use.

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following drawings will be briefly introduced in the embodiments. It should be understood that the following drawings only show some embodiments of the present invention. Therefore, it should not be regarded as a limitation on the scope. For those skilled in the art, other related drawings can also be obtained according to these drawings without creative work.

Fig. 1 is the structural representation of a kind of highway guardrail anti-collision structure that the utility model embodiment provides;

Fig. 2 is a structural schematic diagram of the anti-collision assembly provided by the embodiment of the present invention;

Fig. 3 is a schematic structural diagram of the first sleeve provided by the embodiment of the present invention;

Fig. 4 is a schematic structural diagram of the connection between the first sleeve and the buffer column provided by the embodiment of the present invention.

In the figure: 1-first column; 2-second column; 3-base; 4-first beam; 5-second beam; 6-connecting plate; 7-first bearing; 8-second bearing; 9- Anti-collision assembly; 901-shaft; 902-collar; 903-first sleeve; 904-buffer column; 905-second sleeve; 906-anti-collision plate; - limit hole; 910 - limit block; 911 - spring; 912 - second reflective strip; 10 - first reflective strip.

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the utility model clearer, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the utility model. Obviously, the described The embodiments described above are some of the embodiments of the present utility model, but not all of them. Based on the implementation manners in the present utility model, all other implementation manners obtained by those skilled in the art without making creative efforts belong to the scope of protection of the present utility model.

Therefore, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the invention. Based on the implementation manners in the present utility model, all other implementation manners obtained by those skilled in the art without making creative efforts belong to the scope of protection of the present utility model.

It should be noted that like numerals and letters denote similar items in the following figures, therefore, once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.

In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", Orientation indicated by "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. Or the positional relationship is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operation, and therefore cannot be construed as a limitation of the utility model.

In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, a feature defined as "first" and "second" may explicitly or implicitly include one or more of these features. In the description of the present utility model, "plurality" means two or more, unless otherwise specifically defined.

In this utility model, unless otherwise specified and limited, terms such as "installation", "connection", "connection" and "fixation" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrated; it can be directly connected or indirectly connected through an intermediary, it can be the internal communication of two components or the interaction relationship between two components; it can be an electrical connection or an electrical connection. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

In the present invention, unless otherwise clearly specified and limited, a first feature being "on" or "below" a second feature may include direct contact between the first and second features, and may also include the first and second features being in direct contact with each other. The features are not in direct contact but through another feature between them. Moreover, "above", "above" and "above" the first feature on the second feature include that the first feature is directly above and obliquely above the second feature, or simply means that the first feature is horizontally higher than the second feature. "Below", "under" and "under" the first feature to the second feature include that the first feature is directly below and obliquely below the second feature, or simply means that the first feature is less horizontally than the second feature.

Please refer to Figures 1-4, the utility model provides a technical solution: a road guardrail anti-collision structure, including the first column 1 and the second column 2 vertically arranged, the bottom of the first column 1 and the second column 2 Both are connected with a base 3, and the base 3 is provided with bolt holes for positioning, which is convenient for fixing the base 3 on the roadside of the road. The first column 1 and the second column 2 pass through two first beams 4 arranged horizontally Connected with the second beam 5, both ends of the first beam 4 and the second beam 5 are fixedly connected with a connecting plate 6, and the connecting plate 6 is fixedly connected to the first column 1 and the second column 2 by bolts respectively, and the first beam 4 It is easy to install with the second crossbeam 5, the bottom of the first crossbeam 4 and the top of the second crossbeam 5 are evenly installed with the first bearing 7 and the second bearing 8 respectively, the first bearing 7 and the second bearing 8 are arranged correspondingly up and down, and An anti-collision assembly 9 is movably and rotatably connected between the first bearing 7 and the second bearing 8. The anti-collision assembly 9 includes a shaft 901 arranged longitudinally, and the two ends of the shaft 901 are rotatably supported on the first bearing 7. Between the shaft 901 and the second bearing 8, several collars 902 are sleeved on the outside of the shaft 901, and the outer ring of the collar 902 is uniformly provided with several first sleeves 903, and guide holes 908 are opened in the first sleeve 903 And the limit hole 909, the buffer column 904 is inserted in the first sleeve 903, the end of the buffer column 904 is inserted into the limit hole 909, and the end of the buffer column 904 is provided with a limit block 910, through the limit block The design of 910 prevents the buffer column 904 from being pulled out from the first sleeve 903, the spring 911 is arranged in the limit hole 909, and one end of the buffer column 904 is connected with the anti-collision plate 906 through the second sleeve 905, and the anti-collision plate 906 It is an arc-shaped plate, and the outside of the anti-collision plate 906 is covered with buffer pads 907 .

Specifically, the spring 911 is always in a compressed state, the spring 911 is in contact with the limit block 910, and the clearance fit between the buffer column 904 and the guide hole 908 determines the moving direction of the buffer column 904. When the anti-collision plate 906 is hit, the buffer The column 904 compresses the spring 911, and the spring 911 plays a very good buffering effect.

Specifically, the first sleeves 903 are distributed on the collar 902 in an annular array, and the first sleeves 903 are fixedly welded to the collar 902 .

Specifically, the first column 1 and the second column 2 are provided with a first reflective strip 10, the buffer pad 907 of the anti-collision plate 906 is provided with a second reflective strip 912, the first reflective strip 10 and the second reflective strip 912 They are all fixed by bonding, and through the design of the first reflective strip 10 and the second reflective strip 912, they have a certain warning effect and improve the safety performance.

Specifically, the buffer pad 907 is a rubber pad with a thickness of not less than 10 mm. The buffer pad 907 is fixed by bonding. When the anti-collision plate 906 is hit, it first hits the buffer pad 907 to avoid rigid contact and buffer the impact force. Has a certain buffering effect. Wherein, a gap is reserved between two adjacent anti-collision plates 906, and the combination of the anti-collision plates 906 forms a circle. Since the outer rings of the anti-collision plate 906 form a circle, the anti-collision assembly 9 can rotate better, which is more conducive to converting the impact potential energy of the vehicle into rolling potential energy, thereby greatly buffering the impact force and improving safety performance.

Specifically, the second sleeve 905 is provided with an internal thread, one end of the buffer column 904 is threaded with the internal thread of the second sleeve 905, and the second sleeve 905 and the anti-collision plate 906 are fixedly welded, because the buffer column 904 and The second sleeve 905 is threaded, and the anti-collision plate 906 can be removed, which is convenient for replacement after the anti-collision plate 906 is damaged.

Specifically, there are at least two collars 902 sleeved on the outside of the shaft 901 , and the collars 902 are fixedly connected to the shaft 901 by bolts, which facilitates the installation of the collars 902 .

In this embodiment, since the anti-collision assembly 9 is rotatably connected to the first bearing 7 and the second bearing 8, when the vehicle accidentally hits the anti-collision assembly 9, the anti-collision assembly 9 can rotate to convert the impact potential energy of the vehicle into Rolling potential energy can buffer the impact force and improve safety performance. Through the design of the buffer pad 907, the vehicle first hits the buffer pad 907 to avoid rigid contact, buffer the impact force, and have a certain buffering effect. When the anti-collision plate 906 is hit After the impact, the buffer column 904 compresses the spring 911, and the spring 911 has played a good buffering role and has high safety performance. The connecting plate 6 is fixedly connected to the first column 1 and the second column 2, the first beam 4 and the second column by bolts respectively. The crossbeam 5 is easy to assemble and is suitable for popularization and use.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. For those skilled in the art, the present utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (7)

1. a kind of highway barrier anti-collision structure, it is characterised in that: including the first column and the second column being vertically arranged, described The bottom of one column and second column is respectively connected with pedestal, and bolt hole used for positioning is offered on the pedestal, institute It states and is connected by two first crossbeams being laterally arranged with second cross beam between the first column and second column, described first The both ends of crossbeam and the second cross beam are fixedly connected to connecting plate, and the connecting plate is bolted to connection respectively in institute The first column and second column are stated, is separately installed with first at the top of the bottom of the first crossbeam and the second cross beam Bearing and second bearing, the first bearing and the second bearing are correspondingly arranged up and down, and the first bearing and described the Two bearings have been rotatably coupled bumper assembly, and the bumper assembly includes longitudinally disposed shaft, the both ends of the shaft It being rotatably supported between the first bearing and the second bearing, the outside of the shaft is socketed with several lantern rings, Several first sleeves are uniformly arranged in the outer ring of the lantern ring, and pilot hole and limit hole, institute are offered in the first sleeve It states and is plugged with bumper post in first sleeve, the end of the bumper post is inserted into the limit hole, and the end of the bumper post Portion is provided with limited block, and spring is provided in the limit hole, and one end of the bumper post is connected with anticollision by second sleeve Plate, the Crashworthy plate are arc-shaped plate, and the outside of the Crashworthy plate is all covered with cushion.

2. a kind of highway barrier anti-collision structure according to claim 1, it is characterised in that: the spring is in compression always State, the spring and limited block contact, clearance fit between the bumper post and the pilot hole.

3. a kind of highway barrier anti-collision structure according to claim 1, it is characterised in that: first sleeve battle array in a ring Column distribution is fixedly welded in the lantern ring, the first sleeve in the lantern ring.

4. a kind of highway barrier anti-collision structure according to claim 1, it is characterised in that: first column and described It is provided with the first reflective strip on two columns, is provided with the second reflective strip on the cushion, first reflective strip and described Second reflective strip, which passes through, to be adhesively fixed.

5. a kind of highway barrier anti-collision structure according to claim 1, it is characterised in that: the cushion is that thickness is not small In 10 millimeters of rubber pad, the cushion is by being adhesively fixed.

6. a kind of highway barrier anti-collision structure according to claim 1, it is characterised in that: the second sleeve is delayed with described Male screw connection is rushed, is fixedly welded between the second sleeve and the Crashworthy plate.

7. a kind of highway barrier anti-collision structure according to claim 1, it is characterised in that: the set being socketed outside the shaft Ring is at least arranged two, and the lantern ring is bolted to connection in the shaft.