CN215977018U

CN215977018U - Combined concrete guardrail on road side

Info

Publication number: CN215977018U
Application number: CN202122126907.0U
Authority: CN
Inventors: 梁旭之; 郑世伦; 王云进; 刘斌; 孟云伟
Original assignee: Zunyi Highway Administration Bureau Of Guizhou Province; Chongqing Jiaotong University
Current assignee: Zunyi Highway Administration Bureau Of Guizhou Province; Chongqing Jiaotong University
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-03-08
Anticipated expiration: 2031-09-03

Abstract

The utility model discloses a roadside combined type concrete guardrail which comprises a plurality of anti-collision units, wherein the plurality of anti-collision units are distributed on a roadside slope in an array mode. The anticollision unit includes stock, flexible anticollision circle, connection rope and end cover. The stock has anchor end and installation end, and the anchor end is used for the anchor on the side slope, and the installation end has the connector, and the connector is equipped with installation space, and the connecting gap with the installation space intercommunication is seted up to the lateral wall of connector. The flexible anti-collision ring is sleeved outside the anchor rod. The one end of connecting the rope is installed in installation space through the installation pole, and the other end of connecting the rope is worn out from connecting the breach, is connected with the stock after the cross-section of winding flexible anticollision circle. The end cover is detachably connected with the connector to seal the opening of the installation space. Above-mentioned trackside combination formula concrete guardrail, the flexible anticollision circle in the anticollision unit can cushion the impact of energy-absorbing vehicle to the side slope, protection vehicle and personal safety, and simultaneously, flexible anticollision circle is changed simple and conveniently.

Description

Combined concrete guardrail on road side

Technical Field

The utility model relates to the technical field of road collision avoidance, in particular to a combined type road side concrete guardrail.

Background

In China, the expressway has been developed from the 80 th century last, and plays an important role in influencing the development of national economy and society. The highway anti-collision guardrail is the most important traffic infrastructure and is an important maintenance and safety guarantee facility for the highway. Meanwhile, China is wide in territory, a road system is complex, and anti-collision guardrails are often arranged on road sections with complex traffic conditions. To a certain extent, the anti-collision guardrail can effectively absorb collision energy, and reduce loss and casualties caused by accidents.

In the construction of roads, a large number of side slopes are often required to be excavated. At present, for the condition that the side face of a road is a side slope, an anti-collision guardrail is not generally installed, when the speed of a vehicle is out of control and collides with the side slope, the side slope is of a concrete structure, the vehicle and the concrete directly and firmly collide with each other, and the safety of the vehicle and the personal safety is seriously threatened.

SUMMERY OF THE UTILITY MODEL

Based on this, it is necessary to provide a roadside combined type concrete guardrail to the problem that the vehicle and the side slope concrete are directly hard to collide with each other and seriously threaten the vehicle and personal safety.

The utility model provides a trackside combination formula concrete guardrail, includes a plurality of anticollision units, and a plurality of anticollision unit array distribute on the side slope of trackside, the anticollision unit includes:

the anchor rod is provided with an anchoring end and a mounting end, the anchoring end is used for anchoring on a side slope, the mounting end is provided with a connector, the connector is provided with a mounting space, and the side wall of the connector is provided with a connecting notch communicated with the mounting space;

the flexible anti-collision ring is sleeved outside the anchor rod;

one end of the connecting rope is installed in the installation space through an installation rod, the other end of the connecting rope penetrates out of the connection gap, and the connecting rope is connected with the anchor rod after being wound on the cross section of the flexible anti-collision ring; and

and the end cover is detachably connected with the connecting head so as to seal the opening of the mounting space.

In one embodiment, a first connecting ring and a second connecting ring are respectively arranged at two ends of the connecting rope, the first connecting ring is sleeved on the mounting rod, and the second connecting ring is sleeved on the anchor rod.

In one embodiment, the anchor rod is screwed with two nuts, the two nuts are arranged on the anchor rod at intervals, and the second connecting ring is limited between the two nuts.

In one embodiment, the bottom wall of the mounting space is provided with a mounting hole, and the mounting rod is detachably mounted in the mounting hole.

In one embodiment, the outer wall of the flexible anti-collision ring is provided with a containing groove for containing the connecting rope.

In one embodiment, the collision avoidance unit further comprises a fixing rope for connecting two adjacent anchor rods.

In one embodiment, one end of the fixing rope is installed in the installation space of one of the anchor rods through the fixing rod, and the other end of the fixing rope penetrates through the connecting gap, then penetrates into the installation space through the connecting gap of the other anchor rod, and is installed in the installation space through the fixing rod.

In one embodiment, the bottom wall of the installation space is provided with a fixing hole, and the fixing rod is detachably installed in the fixing hole.

In one embodiment, fixing rings are installed at two ends of each fixing rope, and the two fixing rings are respectively sleeved on the two adjacent fixing rods in the installation space.

In one embodiment, a connecting hole is formed in the center of the mounting space, a limiting hole is formed in the end cover, and a threaded fastener is sequentially arranged in the connecting hole and the limiting hole in a penetrating manner.

Above-mentioned trackside combination formula concrete guardrail installs the anticollision unit on the side slope, and the flexible anticollision circle in the anticollision unit can cushion the impact of energy-absorbing vehicle to the side slope, protection vehicle and personal safety. Simultaneously, flexible anticollision circle is tied up fixedly through connecting the rope, and flexible anticollision circle damages the back, dismantles the lower end cover, then will connect the rope and the separation of installation pole, change flexible anticollision circle can, flexible anticollision circle is changed simple and conveniently.

Drawings

In order to more clearly illustrate the embodiments of the present invention, the drawings, which are required to be used in the embodiments, will be briefly described below. In all the drawings, the elements or parts are not necessarily drawn to actual scale.

Fig. 1 is a schematic structural view of a road-side combined concrete guardrail in one embodiment;

FIG. 2 is a schematic structural view of the collision avoidance unit of FIG. 1;

FIG. 3 is a cross-sectional view of the collision cell of FIG. 2;

FIG. 4 is an enlarged view of a portion of FIG. 3 at A;

FIG. 5 is a schematic structural view of the connecting cord and the fixing cord mounted on the connecting head of FIG. 3;

fig. 6 is a schematic structural view of the fixing rope in fig. 1 connecting two adjacent anchor rods.

Reference numerals:

10-collision avoidance unit, 20-slope, 100-anchor rod, 110-anchoring end, 120-mounting end, 122-connector, 1222-mounting space, 1224-connecting gap, 1226-connecting hole, 200-flexible collision avoidance ring, 210-receiving groove, 300-connecting rope, 310-mounting rod, 320-first connecting ring, 330-second connecting ring, 340-nut, 400-end cover, 410-limiting hole, 420-threaded fastener, 500-fixing rope, 510-fixing rod, 520-fixing ring.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather construed as embodying the utility model in accordance with the principles of the utility model.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

Referring to fig. 1 to 3, a roadside combined type concrete guardrail according to an embodiment includes a plurality of collision avoidance units 10, the plurality of collision avoidance units 10 are distributed on a roadside slope 20 in an array, and the collision avoidance units 10 are used for buffering the collision of vehicles. In one embodiment, the collision avoidance unit 10 includes an anchor bar 100, a flexible collision avoidance loop 200, a connecting rope 300, and an end cap 400.

Referring to fig. 4 and 5, the anchor rod 100 has an anchoring end 110 and a mounting end 120, the anchoring end 110 is used for anchoring on the slope 20, and the mounting end 120 has a connector 122. The connector 122 has a mounting space 1222, and a sidewall of the connector 122 has a connecting notch 1224 communicating with the mounting space 1222. The number of the connecting notches 1224 is plural, and the plural connecting notches 1224 are provided at intervals in the circumferential direction of the connecting head 122.

Outside the stock 100 was located to flexible anticollision circle 200 cover, the one end of connecting rope 300 was installed in installation space 1222 through installation pole 310, and the other end of connecting rope 300 is worn out from connecting breach 1224, is connected with stock 100 after the winding flexible anticollision circle 200's cross-section, realizes being fixed in flexible anticollision circle 200 on stock 100. The number of the connecting ropes 300 of each collision avoidance unit 10 is plural, and the plural connecting ropes 300 are uniformly distributed along the circumferential direction of the flexible collision avoidance ring 200 at intervals. When the connection rope 300 winds the flexible anti-collision ring 200, the connection rope 300 winds for at least one circle.

Referring to fig. 2, in one embodiment, the flexible crash ring 200 can be a used tire. Holding tank 210 that holds connection rope 300 is seted up to the outer wall of flexible anticollision circle 200, and holding tank 210 can carry on spacingly to connecting rope 300, avoids connecting rope 300 and skids on the smooth outer wall of flexible anticollision circle 200. Specifically, the connection string 300 may be an iron wire.

Referring to fig. 3 and 4, in an embodiment, the bottom wall of the mounting space 1222 is formed with mounting holes (not shown), and the mounting holes are uniformly arranged in the circumferential direction. The installation rod 310 is detachably installed in the installation hole, so that the connection and the detachment of the connection rope 300 and the installation rod 310 can be facilitated. The two ends of the connection rope 300 are respectively provided with a first connection ring 320 and a second connection ring 330, and the first connection ring 320 is sleeved on the installation rod 310.

The second connection ring 330 is sleeved on the anchor rod 100. Further, the anchor rod 100 is provided with a thread, two nuts 340 are screwed on the anchor rod 100, the two nuts 340 are arranged on the anchor rod 100 at intervals, and the second connecting ring 330 is limited between the two nuts 340.

Referring to fig. 5, the end cap 400 is detachably connected to the connector 122, and the end cap 400 is used to seal the opening of the mounting space 1222, so as to prevent external impurities from falling into the mounting space 1222 and prevent the mounting rod 310 from coming loose from the mounting hole. In one embodiment, the center of the mounting space 1222 is formed with a connecting hole 1226, the end cap 400 is formed with a limiting hole 410, and the threaded fastener 420 is sequentially inserted into the connecting hole 1226 and the limiting hole 410, so as to detachably connect the end cap 400 and the connector 122. Specifically, the threaded fastener 420 may be a screw.

Referring to fig. 2, in an embodiment, the collision avoidance unit 10 further includes a fixing rope 500, and the fixing rope 500 is used for connecting two adjacent anchor rods 100, so as to connect a plurality of collision avoidance units 10 into a whole.

Referring to fig. 5 and 6, in the present embodiment, one end of the fixing rope 500 is installed in the installation space 1222 of one of the anchor rods 100 by the fixing rod 510, and the other end of the fixing rope 500 passes through the connecting gap 1224, then passes through the connecting gap 1224 of the other anchor rod 100 into the installation space 1222, and is installed in the installation space 1222 by the fixing rod 510.

In addition to the above embodiments, a fixing hole (not shown) is further formed on the bottom wall of the mounting space 1222, and the fixing hole and the mounting hole are located on the same circumference. The fixing rod 510 is detachably installed in the fixing hole, so that the fixing rope 500 is connected with two adjacent anchor rods 100. Further, two ends of the fixing rope 500 are respectively provided with a fixing ring 520, and the two fixing rings 520 are respectively sleeved on the fixing rod 510 in the two adjacent mounting spaces 1222.

The operating principle of the combined type concrete guardrail on the road side is as follows:

one nut 340 is screwed on the anchor rod 100 through the anchoring end 110, then the second connecting ring 330 is sleeved on the anchor rod 100 through the anchoring end 110, and then the other nut 340 is screwed on the anchor rod 100, so that the second connecting ring 330 is fixed.

Then, the anchoring end 110 of the anchor rod 100 is anchored on the slope 20, after the anchor rod 100 is stabilized, the flexible anti-collision ring 200 is sleeved on the anchor rod 100, after the connecting rope 300 winds the flexible anti-collision ring 200, the first connecting ring 320 is sleeved on the mounting rod 310, and finally the mounting rod 310 is mounted in the mounting hole, so that the flexible anti-collision ring 200 is fixed on the anchor rod 100. This step is repeated to complete the installation of the entire flexible bumper ring 200.

Then, the fixing rings 520 at the two ends of the fixing rope 500 are respectively sleeved on the two fixing rods 510, and then the two fixing rods 510 are respectively installed in the fixing holes in the two installation spaces 1222, so that the fixing rope 500 is connected to the two adjacent anchors 100. This step is repeated to achieve the connection of all the anchor rods 100 to each other.

Finally, the end cap 400 is mounted on the connecting head 122 to seal the mounting space 1222, and all the end caps 400 are mounted step by step.

Above-mentioned road side combination formula concrete guardrail installs anticollision unit 10 on the side slope 20, and flexible anticollision circle 200 among the anticollision unit 10 can cushion the energy-absorbing vehicle to the striking of side slope 20, protection vehicle and personal safety. Simultaneously, flexible anticollision circle 200 is tied up fixedly through connecting rope 300, and flexible anticollision circle 200 damages the back, dismantles lower end cover 400 back, then will connect rope 300 and installation pole 310 separation, change flexible anticollision circle 200 can, flexible anticollision circle 200 changes conveniently.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

Claims

1. The utility model provides a trackside combination formula concrete guardrail which characterized in that, includes a plurality of anticollision unit, and is a plurality of anticollision unit array distributes on the side slope of trackside, anticollision unit includes:

the flexible anti-collision ring is sleeved outside the anchor rod;

2. The roadside combined type concrete guardrail as claimed in claim 1, wherein a first connecting ring and a second connecting ring are respectively arranged at two ends of the connecting rope, the first connecting ring is sleeved on the mounting rod, and the second connecting ring is sleeved on the anchor rod.

3. The roadside combined type concrete guardrail according to claim 2, wherein the anchor rod is screwed with two nuts, the two nuts are arranged on the anchor rod at intervals, and the second connecting ring is limited between the two nuts.

4. The roadside combined type concrete guardrail according to claim 2, wherein a mounting hole is opened in a bottom wall of the mounting space, and the mounting rod is detachably mounted in the mounting hole.

5. The roadside combined type concrete guardrail according to claim 1, wherein the outer wall of the flexible anti-collision ring is provided with a receiving groove for receiving the connecting rope.

6. The roadside combined concrete guardrail according to claim 1, wherein the collision avoidance unit further comprises a fixing rope for connecting adjacent two of the anchor rods.

7. The roadside combined type concrete guardrail according to claim 6, wherein one end of the fixing rope is installed in the installation space of one of the anchors by a fixing rod, and the other end of the fixing rope passes through the connection gap, then passes through the connection gap of the other anchor, and is installed in the installation space by a fixing rod.

8. The roadside combined type concrete guardrail as claimed in claim 7, wherein the bottom wall of the installation space is opened with fixing holes, and the fixing rods are detachably installed in the fixing holes.

9. The roadside combined type concrete guardrail according to claim 7, wherein fixing rings are mounted at both ends of the fixing rope, and the two fixing rings are respectively sleeved on the fixing rods in the two adjacent mounting spaces.

10. The roadside combined type concrete guardrail as claimed in claim 1, wherein a connecting hole is formed in the center of the installation space, a limiting hole is formed in the end cover, and a threaded fastener is sequentially inserted into the connecting hole and the limiting hole.