Temporary road guardrail

Abstract

The utility model relates to the technical field of road guardrails, and particularly discloses a road temporary guardrail which comprises a fixing seat, a first guardrail, a second guardrail and a third guardrail, the fixing seat is of a cylindrical structure, one end of the first guardrail is rotatably connected with the fixing seat, the second guardrail is slidably connected with the first guardrail, and the third guardrail is connected with the fixing seat. The third guardrail is connected with the second guardrail in a sliding mode, the bottoms of the first guardrail, the second guardrail and the third guardrail are all connected with horizontal supporting legs, and universal wheels are arranged at the two ends of each supporting leg; the length of the guardrail can be adjusted, different length use requirements can be met, students or vehicles can be comprehensively shielded, the guardrail can rotate around the fixing base, shielding switching between the students and the vehicles is achieved, use is easy and convenient, manpower can be saved, safety of personnel and the vehicles is guaranteed, and the safety of the students and the vehicles is improved. And moreover, the road command speed can be improved, and the influence on road traffic is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to road guardrail technical field, concretely is a kind of road temporary guardrail. BACKGROUND

[0002] With the development of traffic, the safety of students on the way to school and home is one of the problems that school and parents most worry about. In order to ensure the safety of students crossing the road, there are usually parents or teachers at the school gate to conduct traffic control at the road entrance, and even a human wall is used to block vehicles to ensure the safety of students. However, this method not only occupies a lot of manpower, but also some vehicles may pass through the crowd, causing great safety hazards.

[0003] The current protective fence is mostly fixed structure, if the existing protective fence is used for road interception, the protective fence is repeatedly pulled and dragged, which is not convenient to move and is relatively slow, and has a great impact on road traffic. UTILITY MODEL CONTENT

[0004] The utility model is just aimed at the above-mentioned deficiencies existing in the prior art, and provides a kind of road temporary guardrail, the guardrail not only can adjust length, meet the length use demand of different, the comprehensive shielding of student or vehicle, and also can rotate around fixed seat, realize the switching of student and vehicle shielding, simple and convenient to use, not only can save manpower, ensure the safety of personnel and vehicle, but also can improve the speed of road command, reduce the influence on road traffic.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A kind of road temporary guardrail, characterized by: including fixed seat, first guardrail, second guardrail and third guardrail, the fixed seat is cylindrical structure, the first guardrail is rotatably connected between one end and fixed seat, second guardrail and first guardrail are slidably connected, third guardrail and second guardrail are slidably connected, the bottom of first guardrail, second guardrail and third guardrail are all connected with horizontal support leg, and the both ends of support leg are provided with universal wheel.

[0007] Preferably, the outer side of the fixed seat is sleeved with a guide ring and a pull ring, the inner wall of the pull ring is connected with the fixed seat by a support rod, and one end of the first guardrail is provided with a pull wheel matched with the inner wall of the guide ring and a pull hole matched with the pull ring.

[0008] Preferably, the both ends of the first guardrail are provided with support legs.

[0009] Preferably, a first pull plate is connected to the sidewall of the first guardrail, a first guide wheel is provided on the sidewall of the first pull plate, and first guide grooves matched with the first guide wheels are provided on the upper and lower ends of the second guardrail.

[0010] Preferably, the second guardrail is provided with a second pull plate on the side wall, the second pull plate is provided with a second guide wheel on the side wall, and the upper and lower ends of the third guardrail are provided with a second guide groove matched with the second guide wheel.

[0011] Preferably, the third guardrail is provided with a push rod for pushing the second guardrail on the side wall.

[0012] Preferably, the third guardrail is provided with a handle on the side wall.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] 1. The guardrail can not only be adjusted in length to meet different length use requirements and comprehensively shield students or vehicles, but also can rotate around the fixed seat to realize switching of shielding of students and vehicles, is simple and convenient to use, can save manpower, ensure safety of personnel and vehicles, and can improve road command speed and reduce influence on road traffic.

[0015] 2. The first guardrail, the second guardrail and the third guardrail are in sliding cooperation, which can meet different length use requirements, is convenient to store and easy to use.

[0016] 3. The guardrail rotates around the fixed seat, and the switching of shielding is simple, fast, flexible and convenient, and the efficiency is improved. DRAWINGS

[0017] Figure 1 It is a structural schematic view of the utility model;

[0018] Figure 2 It is a structural schematic view of the fixed seat;

[0019] Figure 3 It is a structural schematic view of the first guardrail;

[0020] Figure 4 It is a structural schematic view of the second guardrail;

[0021] Figure 5 It is a structural schematic view of the third guardrail;

[0022] In the drawing: 1-fixed seat; 101-supporting rod; 102-guide ring; 103-pull ring; 2-first guardrail; 201-pull wheel; 202-pull hole; 203-first pull plate; 204-first guide wheel; 3-second guardrail; 301-first guide groove; 302-second pull plate; 303-second guide wheel; 4-third guardrail; 401-second guide groove; 402-push rod; 403-handle; 5-supporting leg; 501-universal wheel. DETAILED DESCRIPTION

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0024] like Figure 1 As shown, a temporary road guardrail includes a fixed base 1, a first guardrail 2, a second guardrail 3, and a third guardrail 4. The fixed base 1 is a cylindrical structure. One end of the first guardrail 2 is rotatably connected to the fixed base 1. The second guardrail 3 is slidably connected to the first guardrail 2. The third guardrail 4 is slidably connected to the second guardrail 3. The bottom of the first guardrail 2, the second guardrail 3, and the third guardrail 4 are all connected to horizontal support legs. The two ends of the support legs are provided with casters 501.

[0025] The fixing seat 1 is used for fixing. The first guardrail 2, the second guardrail 3 and the third guardrail 4 are slidably engaged, and their lengths can be adjusted according to actual use. They can also rotate around the fixing seat 1.

[0026] like Figure 2 As shown, the outer side of the fixed base 1 is fitted with a guide ring 102 and a pull ring 103. There are two guide rings 102, and the pull ring 103 is located between the two guide rings 102. The inner wall of the pull ring 103 is connected to the fixed base 1 through a support rod 5101. One end of the first guardrail 2 is provided with a pull wheel 201 that cooperates with the inner wall of the guide ring 102 and a pull hole 202 that cooperates with the pull ring 103. The first guardrail 2 can rotate around the pull ring 103, and its rotation range is not less than 90°.

[0027] To ensure safety and stability during use, support legs and casters 501 are provided at both ends of the first guardrail 2.

[0028] like Figure 3 As shown, a first pull plate 203 is connected to the side wall of the first guardrail 2, and multiple first guide wheels 204 are provided on the side wall of the first pull plate 203. The upper and lower ends of the second guardrail 3 are provided with first guide grooves 301 that cooperate with the first guide wheels 204. The second guardrail 3 is close to the side wall of the first guardrail 2, and the first guide wheels 204 are pressed on the inner wall of the first guide grooves 301 to ensure the stability and smoothness of the sliding of the second guardrail 3.

[0029] like Figure 4As shown in the drawings, the side wall of the second guardrail 3 is provided with a second pull plate 302, the side wall of the second pull plate 302 is provided with a plurality of second guide wheels 303, the upper and lower ends of the third guardrail 4 are provided with second guide grooves 401 matched with the second guide wheels 303, the third guardrail 4 is tightly arranged on the side wall of the second guardrail 3, the second guide wheels 303 are pressed on the inner walls of the second guide grooves 401, and the stability and smoothness of the sliding of the third guardrail 4 are ensured.

[0030] As shown in the drawings, the side wall of the third guardrail 4 is provided with a handle 403, and a push rod 402 for pushing the second guardrail 3 is arranged on the side wall of the third guardrail 4, so as to prevent the second guardrail 3 from colliding with hands during storage. Figure 5

[0031] In use, the fixed seat 1 is fixed on the roadside, when students wait for crossing the road on the roadside, the guardrails (the first guardrail 2, the second guardrail 3 and the third guardrail 4) are parallel to the road and are arranged in front of the students, so as to prevent the students from crossing the road, when the students need to cross the road, the guardrails are rotated to be perpendicular to the road through the handle 403, and then the guardrails are pulled to be transversely arranged to block the road and are arranged in front of vehicles, so as to prevent the vehicles from passing through the crowd, and the safety of the students is greatly ensured; after the vehicles pass, the guardrails are pushed to be shortened through the handle 403, and then the guardrails are rotated to be arranged in front of the students again. The whole process can be completed by only 1-2 persons, and the students are more safe in passing.

[0032] Obviously, those skilled in the art can make various modifications and variations to the utility model without departing from the spirit and scope of the utility model. Thus, if these modifications and variations of the utility model belong to the scope of the utility model claims and equivalent technologies, the utility model also intends to include these modifications and variations.​

Claims

1. A temporary road guardrail, characterized in that: It includes a fixed base, a first guardrail, a second guardrail, and a third guardrail. The fixed base is a cylindrical structure. One end of the first guardrail is rotatably connected to the fixed base. The second guardrail is slidably connected to the first guardrail, and the third guardrail is slidably connected to the second guardrail. The bottom of the first, second, and third guardrails are all connected to horizontal support legs, and the two ends of the support legs are equipped with casters.

2. A temporary road guardrail as described in claim 1, characterized in that: The outer side of the fixed seat is fitted with a guide ring and a pull ring. The inner wall of the pull ring is connected to the fixed seat through a support rod. One end of the first guardrail is provided with a pull wheel that mates with the inner wall of the guide ring and a pull hole that mates with the pull ring.

3. A temporary road guardrail as described in claim 1, characterized in that: The first guardrail is equipped with support legs at both ends.

4. A temporary road guardrail as described in claim 1, characterized in that: The first guardrail has a first pull plate connected to its side wall, and a first guide wheel is provided on the side wall of the first pull plate. The upper and lower ends of the second guardrail are provided with first guide grooves that cooperate with the first guide wheel.

5. A temporary road guardrail as described in claim 1, characterized in that: The second guardrail has a second pull plate on its side wall, and a second guide wheel on its side wall. The third guardrail has a second guide groove at both its upper and lower ends that cooperates with the second guide wheel.

6. A temporary road guardrail as described in claim 1, characterized in that: The third guardrail has a push rod on its side wall to push the second guardrail.

7. A temporary road guardrail as described in claim 1, characterized in that: The third guardrail has handles on its side wall.

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