Road construction guardrail

Abstract

The utility model discloses a highway construction guardrail, which belongs to the field of guardrails, and comprises a retention block, a threaded rod is mounted at the upper end of the retention block, two symmetrically arranged threaded rings are in threaded connection with the side wall of the threaded rod, arc-shaped slideways are arranged on the opposite side walls of the two threaded rings, and the arc-shaped slideways are connected with the threaded rod. Two symmetrically-arranged arc-shaped plates are slidably connected into the arc-shaped sliding way, cushion blocks are installed on the side walls, facing the threaded rod, of the two arc-shaped plates, butt-joint blocks are installed on the side walls, symmetrically arranged relative to the cushion blocks, of the two arc-shaped plates, and connecting plates are connected to the side walls of the butt-joint blocks in an inserted mode. Therefore, the included angle between the two butt joint blocks can be conveniently matched with the turning radian of a road, the adaptation range of the device is widened, and the device is simple in structure and convenient to use.

Description

Technical Field

[0001] The utility model relates to the field of guardrails, and more specifically, to a highway construction guardrail. Background Art

[0002] During highway construction, guardrails are generally used to protect the roads that need to be constructed. However, arcs or turns may appear during highway design. Existing guardrails are generally fixed at both ends, so they are only suitable for straight roads, resulting in a low range of use of guardrails. For this reason, we propose a highway construction guardrail. Utility Model Content

[0003] 1. Technical issues to be solved

[0004] In view of the problems existing in the prior art, the purpose of the utility model is to provide a highway construction guardrail, which can conveniently adjust the orientation of the docking block in the horizontal direction as needed, so that the angle between the two docking blocks can adapt to the turning radius of the highway, thereby improving the adaptation range of the device, and the device has a simple structure and is easy to use.

[0005] 2. Technical solution

[0006] To solve the above problems, the utility model adopts the following technical solutions.

[0007] A highway construction guardrail comprises a retaining block, a threaded rod is installed on the upper end of the retaining block, the side wall of the threaded rod is threadedly connected to two symmetrically arranged threaded rings, the facing side walls of the two threaded rings are provided with arc-shaped slideways, two symmetrically arranged arc-shaped plates are slidably connected in the arc-shaped slideways, the side walls of the two arc-shaped plates facing the threaded rod are both installed with pads, the side walls of the two arc-shaped plates symmetrically arranged with respect to the pads are both installed with docking blocks, and the side walls of the docking blocks are plugged with connecting plates.

[0008] Furthermore, the side wall of the cushion block is provided with an arc-shaped end face, the arc-shaped end face is adapted to the side wall of the threaded rod, and the cushion block is slidably connected to the threaded rod, so that the cushion block and the side wall of the threaded rod are in close contact with each other and the arc plate is kept stable.

[0009] Furthermore, the arc plate is adapted to the arc slide, and the upper and lower ends of the arc plate are respectively slidably connected to the arc slide, so that the arc plate can slide in the arc slide conveniently, thereby adjusting the angle between the two docking blocks through the arc plate, thereby conveniently adapting to the curvature of the road turn.

[0010] Furthermore, a docking groove is provided on the side wall of the connecting plate, and the docking block is engaged with the docking groove, so that the docking block is conveniently engaged with the docking groove.

[0011] Furthermore, the threaded ring is provided with a threaded hole, and the side wall of the threaded rod and the inner wall of the threaded hole are provided with matching threads, which facilitates the threaded rotation of the two threaded rings, thereby facilitating the threaded rings to clamp the arc plate and maintain the stability of the arc plate.

[0012] 3. Beneficial effects

[0013] Compared with the prior art, the advantages of the present invention are:

[0014] (1) The utility model allows the orientation of the docking block to be adjusted in the horizontal direction as needed, thereby facilitating the angle between the two docking blocks to adapt to the turning radius of the road, thereby increasing the adaptability range of the device. The device has a simple structure and is easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural sectional view of the utility model;

[0016] Figure 2 It is a top view of the structure of the utility model;

[0017] Figure 3 It is a schematic diagram of the connection between the arc plate, the cushion block and the docking block of the utility model.

[0018] Description of the numbers in the figure:

[0019] 1. Retaining block; 2. Threaded rod; 3. Threaded ring; 4. Arc plate; 5. Cushion block; 6. Docking block; 7. Connecting plate. DETAILED DESCRIPTION

[0020] The following will combine the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. All other embodiments obtained by ordinary technicians in this field without creative work based on the embodiments in the utility model belong to the scope of protection of the utility model.

[0021] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0022] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "set / connected", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0023] Example 1: Please refer to Figure 1 , Figure 2 and Figure 3 A highway construction guardrail comprises a retaining block 1, a threaded rod 2 is installed on the upper end of the retaining block 1, the side wall of the threaded rod 2 is threadedly connected with two symmetrically arranged threaded rings 3, the facing side walls of the two threaded rings 3 are provided with arc slides, and two symmetrically arranged arc plates 4 are slidably connected in the arc slides, the side walls of the two arc plates 4 facing the threaded rod 2 are both installed with pads 5, the side walls of the two arc plates 4 symmetrically arranged about the pads 5 are both installed with docking blocks 6, and the side walls of the docking blocks 6 are plugged with connecting plates 7.

[0024] The side wall of the cushion block 5 is provided with an arc-shaped end face, which is matched with the side wall of the threaded rod 2, and the cushion block 5 is slidably connected to the threaded rod 2, so that the cushion block 5 and the side wall of the threaded rod 2 are closely attached to maintain the stability of the arc plate 4.

[0025] The arc plate 4 is adapted to the arc slide, and the upper and lower ends of the arc plate 4 are respectively slidably connected to the arc slide, so that the arc plate 4 can slide in the arc slide conveniently, thereby adjusting the angle between the two docking blocks 6 through the arc plate 4, thereby conveniently adapting to the curvature of the road turn.

[0026] The side wall of the connecting plate 7 is provided with a docking groove, and the docking block 6 is clamped in the docking groove, so that the docking block 6 is conveniently clamped in the docking groove.

[0027] The threaded ring 3 is provided with a threaded hole, and the side wall of the threaded rod 2 and the inner wall of the threaded hole are provided with matching threads, which facilitates the threaded rotation of the two threaded rings 3, thereby facilitating the threaded rings 3 to clamp the arc plate 4 and maintain the stability of the arc plate 4.

[0028] When in use, a technician in this field places a plurality of retaining blocks 1 on both sides of the road, and then adjusts the positions of the two curved plates 4 according to the curvature of the road corner, and then spirally rotates the threaded ring 3, so that the threaded ring 3 can clamp the two curved plates 4 to maintain the stability of the curved plates 4, and then inserts the docking block 6 into the docking groove of the connecting plate 7 to maintain the stability of the adjacent retaining blocks 1. The utility model is convenient for arbitrarily adjusting the position of the docking block 6 in the horizontal direction as needed, so that the angle between the two docking blocks 6 can adapt to the turning curvature of the road, thereby improving the adaptation range of the device, and the device has a simple structure and is easy to use.

[0029] The above is only a preferred specific implementation method of the utility model, but the protection scope of the utility model is not limited to it. Any technician familiar with the technical field within the technical scope disclosed by the utility model and any equivalent replacement or change based on the technical solution and improved concept of the utility model shall be included in the protection scope of the utility model.

Claims

1. A highway construction guardrail, comprising a retaining block (1), characterized in that: A threaded rod (2) is installed at the upper end of the retaining block (1), and the side wall of the threaded rod (2) is threadedly connected with two symmetrically arranged threaded rings (3), and the facing side walls of the two threaded rings (3) are provided with arc-shaped slideways, and two symmetrically arranged arc-shaped plates (4) are slidably connected in the arc-shaped slideways, and the side walls of the two arc-shaped plates (4) facing the threaded rod (2) are both installed with cushion blocks (5), and the side walls of the two arc-shaped plates (4) symmetrically arranged with respect to the cushion blocks (5) are both installed with docking blocks (6), and the side walls of the docking blocks (6) are plugged with connecting plates (7).

2. A highway construction guardrail according to claim 1, characterized in that: The side wall of the cushion block (5) is provided with an arc-shaped end surface, the arc-shaped end surface is matched with the side wall of the threaded rod (2), and the cushion block (5) is slidably connected to the threaded rod (2).

3. A highway construction guardrail according to claim 1, characterized in that: The arc-shaped plate (4) is adapted to the arc-shaped slideway, and the upper and lower ends of the arc-shaped plate (4) are respectively slidably connected to the arc-shaped slideway.

4. A highway construction guardrail according to claim 1, characterized in that: The side wall of the connecting plate (7) is provided with a docking groove, and the docking block (6) is clamped in the docking groove.

5. A highway construction guardrail according to claim 1, characterized in that: The threaded ring (3) is provided with a threaded hole, and the side wall of the threaded rod (2) and the inner wall of the threaded hole are provided with matching threads.

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