Fixing device of halving belt concrete guardrail signboard for road maintenance

Abstract

The utility model discloses a fixing device of a halving belt concrete guardrail signboard for road maintenance, which belongs to the technical field of traffic safety deployment and control and comprises a fixed frame, a movable frame and a locking mechanism. Hollow fixed cross beams are arranged on two sides of the top end of the fixed frame, hollow insertion rods are arranged on two sides of the top end of the movable frame, and one ends of the insertion rods can be inserted into the fixed cross beams from openings of the fixed cross beams; the locking mechanism comprises a threaded rod and a turntable, one end of the threaded rod penetrates through the insertion rod and the fixed cross beam and is fixedly connected with the fixed cross beam, and the other end of the threaded rod is in threaded connection with the turntable. The inserting rod is inserted into the fixed cross beam on the fixed frame, then the threaded rod penetrates through the inserting rod and the fixed cross beam, then the rotating disc is rotated to clamp the fixed frame and the movable frame on the two sides of the concrete guardrail, the fixed frame is located on the outer side of the concrete guardrail of the middle division belt, and finally the signboard is fixedly installed on the installation pipe. The signboard can be stably installed on the outer side of the concrete guardrail of the middle division zone, and the situation that a lane is occupied is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to traffic safety cloth control technical field especially relates to a road maintenance is with the fixed device of middle division area concrete guardrail signboard. BACKGROUND

[0002] For a long time, the concept of "paying more attention to construction and less attention to maintenance" in China's traffic construction is prominent, and the maintenance of traffic infrastructure is relatively weak. At present, China's highway network has basically taken shape, and traffic infrastructure has entered an era of comprehensive maintenance. Promoting the development of the traffic maintenance industry is required by the times. The focus of traffic development at the new stage has shifted from construction to operation, management, service and maintenance. In the future, the demand for maintenance services, maintenance materials and maintenance equipment will continue to grow. Due to the large traffic volume and high speed of expressways, and the non-closed construction characteristics of maintenance operations, safety control signboards in maintenance operations are of great importance. They not only warn drivers and workers of safety in advance, but also clearly define the operation area, ensure operation safety, improve operation efficiency and standardize operation management. However, the existing safety control landing signboards in maintenance operations have problems in position selection and stability. For example, in order to improve visibility, signboards are set up on both sides of the road. The signboards set up on the left side easily encroach on the lane, posing a great safety hazard, and the height of the landing signboard is limited and easily ignored. In addition, there are also stand signboards in the safety control of maintenance operations. Although they can solve the height and lane occupation problems, they lack stability and are easily affected by strong winds, leading to tilting or rotation, which threatens road safety and traffic order, and the construction and installation are complex and limited by the form of the guardrail. CONTENT OF THE UTILITY MODEL

[0003] In order to overcome the defects of the prior art, the utility model provides a kind of fixed device of middle division area concrete guardrail signboard for road maintenance, and the structure is stable, and the anti-rotation ability is strong, can stably install signboard on the outside of middle division area concrete guardrail, avoid occupying lane.

[0004] To achieve this purpose, the utility model adopts the following technical solutions:

[0005] The utility model provides a kind of fixed device of middle division area concrete guardrail signboard for road maintenance, including fixed frame, movable frame and locking mechanism, the fixed frame top both sides are equipped with the fixed crossbeam of inside hollow, the fixed crossbeam one end is equipped with opening, and the fixed frame is equipped with the installation pipe for installing signboard, the movable frame top both sides are equipped with the plug-in rod of inside hollow, the plug-in rod one end can be inserted into the inside of fixed crossbeam from opening, the locking mechanism includes threaded rod and turntable, the fixed crossbeam is equipped with threaded hole in the side far from opening end, the threaded rod one end respectively penetrates the plug-in rod and fixed crossbeam and is connected with threaded hole screw thread, and the threaded rod other end is connected with the turntable screw thread.

[0006] The utility model discloses preferably technical scheme is at, mobile crossbeam is equipped on the movable frame, and mobile crossbeam both ends are slidably connected with the movable frame on through the sliding sleeve.

[0007] The utility model discloses preferably technical scheme is at, the fixed anchor is equipped under mobile crossbeam of the movable frame.

[0008] The utility model discloses preferably technical scheme is at, and the reinforcing angle steel is equipped between the plug-in rod and movable frame, and the reinforcing angle steel is equipped between the fixed crossbeam and fixed frame.

[0009] The utility model discloses preferably technical scheme is at, and the T type frame is fixed between the fixed crossbeam, and one end of T type frame is connected with the installation pipe, and the other end of T type frame both sides is connected with fixed crossbeam.

[0010] The utility model discloses preferably technical scheme is at, and a plurality of fasteners are equipped on the installation pipe.

[0011] The utility model discloses the beneficial effect is:

[0012] The utility model discloses a kind of fixed devices of middle division strip concrete guardrail sign for road maintenance, will plug-in rod be inserted into the fixed crossbeam on fixed frame, then screw rod is respectively threaded through plug-in rod and crossbeam and is connected with the screw hole thread, again rotating carousel will fixed frame and movable frame be clamped on the both sides of concrete guardrail, and fixed frame is located in the outside of middle division strip concrete guardrail, finally sign is fixedly installed on installation pipe, structure is stable, and anti-rotation ability is strong, can stably install sign on the outside of middle division strip concrete guardrail, avoid occupying lane. Simultaneously, the device allows sign height to be flexibly adjusted according to driving visibility, significantly improve the safety of maintenance construction operation.In addition, the device has the characteristics of quick installation and disassembly, can be reused, reduce resource waste, with good economic benefit. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the three-dimensional structure schematic diagram of fixed device whole;

[0014] Figure 2 It is the side view of fixed device;

[0015] Figure 3 It is the back view of fixed device;

[0016] In the drawing:

[0017] 1, fixed frame; 2, movable frame; 3, locking mechanism; 4, fixed crossbeam; 5, opening; 6, installation pipe; 7, plug-in rod; 8, screw rod; 9, carousel; 10, mobile crossbeam; 11, sliding sleeve; 12, fixed anchor; 13, reinforcing angle steel; 14, T type frame; 15, fastener. DETAILED DESCRIPTION

[0018] The technical scheme of the utility model is further illustrated below in combination with the drawings and by specific embodiments.

[0019] As shown in the figure, the embodiment provides a fixing device for a middle-divided concrete guardrail signboard for road maintenance, comprising a fixed frame 1, a movable frame 2 and a locking mechanism 3; the fixed frame 1 has a hollow fixed crossbeam 4 welded on both sides of the top end, the fixed crossbeam 4 has an opening 5 at one end, and the fixed frame 1 is provided with a mounting pipe 6 for fixing and mounting the signboard; the movable frame 2 has a hollow insertion rod 7 welded on both sides of the top end, and the insertion rod 7 can be inserted into the inside of the fixed crossbeam 4 from the opening 5; the locking mechanism 3 comprises a threaded rod 8 and a rotating disc 9, the fixed crossbeam 4 is internally provided with a threaded hole at the side away from the opening 5, one end of the threaded rod 8 penetrates the insertion rod 7 and the fixed crossbeam 4 and is threadedly connected with the threaded hole, and the other end of the threaded rod 8 is threadedly connected with the rotating disc 9.

[0020] The fixed frame 1 is placed on the side of the middle-divided concrete guardrail away from the road surface, the insertion rod 7 on the movable frame 2 is inserted into the inside of the fixed crossbeam 4 through the opening 5 on the fixed crossbeam 4, the threaded rod 8 of the locking mechanism 3 is respectively passed through the insertion rod 7 and the fixed crossbeam 4, is fixed on the fixed crossbeam 4 through the threaded hole provided on the fixed crossbeam 4, and then the rotating disc 9 is rotated, the movable frame 2 is pushed to be close to the fixed frame 1, and the fixed frame 1 and the movable frame 2 are clamped and fixed from both sides of the middle-divided concrete guardrail, finally the signboard is fixed and mounted on the mounting pipe 6, the structure is stable, the anti-rotation ability is strong, the signboard can be stably installed on the outside of the middle-divided concrete guardrail, and the lane is avoided to be occupied. Meanwhile, the device allows the height of the signboard to be flexibly adjusted according to the driving sight distance, and the safety of the maintenance construction operation is significantly improved. In addition, the device has the characteristics of quick installation and disassembly, can be repeatedly used, reduces the waste of resources, and has good economic benefits.

[0021] The movable frame 2 is provided with a moving crossbeam 10, and the two ends of the moving crossbeam 10 are slidably connected to the movable frame 2 through a sliding sleeve 11. The position of the sliding sleeve 11 is adjusted to make the moving crossbeam 10 closely contact the wall surface of the concrete guardrail, the stress area is increased to ensure the stability of the whole fixing device.

[0022] In order to enhance the stability of the movable frame 2 and the fixed frame 1, the movable frame 2 is provided with a fixed anchor 12 below the moving crossbeam 10. The fixed anchor 12 increases the stress point of the movable frame 2 to prevent the moving crossbeam 10 from not being able to completely closely contact the wall surface of the concrete guardrail when there is an irregular protrusion on the wall surface, and causes stress loss.

[0023] The reinforcing angle steel 13 is arranged between the inserting rod 7 and the movable frame 2, and the reinforcing angle steel 13 is arranged between the fixed cross beam 4 and the fixed frame 1.

[0024] The mounting pipe 6 is provided with a plurality of fasteners 15.

[0025] Working principle: the inserting rod 7 is inserted into the fixed cross beam 4, the alignment opening 5 is noticed, the threaded rod 8 is passed through the inserting rod 7 and the fixed cross beam 4 and is screwed with the threaded hole, the fixed device is assembled, the assembled fixed device is placed on the concrete guardrail, the fixed frame 1 is located outside the concrete guardrail, the sliding sleeve 11 is adjusted, the movable cross beam 10 is as close as possible to the concrete guardrail wall and is kept horizontal, finally, the rotating disc 9 and the fixed anchor 12 are adjusted to complete the clamping of the concrete guardrail of the fixed device, finally, the signboard is mounted on the mounting pipe 6, the height is adjusted and is locked through the fastener 15.

[0026] The utility model is described through preferred embodiments, and those skilled in the art know that various changes or equivalent replacements can be made to these features and embodiments without departing from the spirit and scope of the utility model. The utility model is not limited by the specific embodiments disclosed herein, and other embodiments falling within the claims of the present application belong to the protection scope of the utility model.

Claims

1. A fixing device for a median strip concrete guardrail sign used in road maintenance, characterized in that: It includes a fixed frame (1), a movable frame (2), and a locking mechanism (3); The top two sides of the fixed frame (1) are provided with hollow fixed crossbeams (4), one end of the fixed crossbeam (4) is provided with an opening (5), and the fixed frame (1) is provided with an installation tube (6) for fixing and installing the sign. The movable frame (2) has hollow insert rods (7) on both sides of its top end. One end of the insert rod (7) can be inserted into the fixed crossbeam (4) through the opening (5). The locking mechanism (3) includes a threaded rod (8) and a turntable (9). The fixed crossbeam (4) has a threaded hole on its side away from the opening (5). One end of the threaded rod (8) passes through the insert rod (7) and the fixed crossbeam (4) and is threadedly connected to the threaded hole. The other end of the threaded rod (8) is threaded to the turntable (9).

2. The fixing device for the median strip concrete guardrail sign for road maintenance according to claim 1, characterized in that: The movable frame (2) is provided with a movable crossbeam (10), and the two ends of the movable crossbeam (10) are slidably connected to the movable frame (2) through sliding sleeves (11).

3. The fixing device for the median strip concrete guardrail sign for road maintenance according to claim 2, characterized in that: The movable frame (2) is provided with a fixed anchor (12) below the movable crossbeam (10).

4. The fixing device for the median strip concrete guardrail sign for road maintenance according to claim 3, characterized in that: A reinforcing angle steel (13) is provided between the insertion rod (7) and the movable frame (2), and a reinforcing angle steel (13) is provided between the fixed crossbeam (4) and the fixed frame (1).

5. The fixing device for the median strip concrete guardrail sign for road maintenance according to claim 4, characterized in that: A T-shaped frame (14) is fixed between the fixed crossbeams (4). One end of the T-shaped frame (14) is connected to the mounting pipe (6), and the other two ends of the T-shaped frame (14) are connected to the fixed crossbeams (4).

6. The fixing device for the median strip concrete guardrail sign for road maintenance according to claim 1 or 5, characterized in that: The mounting tube (6) is provided with several fasteners (15).

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