Device for measuring horizontal height of highway guardrail

Abstract

The utility model relates to the technical field of metering equipment, and particularly discloses an expressway guardrail horizontal height measuring device, which comprises two symmetrically arranged suspension rods, the suspension rods are rectangular rods which are integrally inverted L-shaped, the top ends of the suspension rods are fixedly connected with a fixed plate, and the bottom ends of the suspension rods are provided with reinforcing mechanisms. A plurality of first bolt holes are formed in the two hanging rods at intervals in a matched mode, a plurality of vertical sliding rods are arranged between the two hanging rods in a sliding mode, a base is fixedly arranged at the bottom ends of the middles of the vertical sliding rods and comprises two layers of bottom plates, second bolt holes are formed in the two sides of the lower portions of the two layers of bottom plates in a matched mode, and adjusting bolts are arranged in the second bolt holes in a penetrating mode. A laser transmitter, a gradienter and a vertical range finder are sequentially arranged on the side wall of the base, the laser transmitter and the gradienter are horizontally arranged, and the vertical range finder is vertically arranged. Multiple measurement requirements can be met through one-time detection, the equipment debugging time is shortened, the detection efficiency is improved, and the accuracy of measured data is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of measuring equipment, and specifically discloses a horizontal height measuring device for highway guardrails. BACKGROUND

[0002] Highway guardrail plates are important traffic facilities, mainly preventing vehicles from running off the highway during driving, ensuring driving safety, and the main working principle is to absorb collision energy through deformation of components such as soil base, upright column and cross beam when a vehicle collides, forcing the out-of-control vehicle to change direction and return to normal driving direction, thereby reducing the harm to the vehicle and the driver and the loss caused by the accident.

[0003] The design of the height of the highway guardrail must consider many factors such as accident analysis, vehicle dynamics research and human engineering, and the height of the guardrail plate must meet the design requirements. The height of the highway guardrail plate and the height of the guardrail bolt are closely related and influence each other, and together ensure the safety and stability of the guardrail system. The bolt height needs to be strictly in accordance with the design requirements, so that the guardrail plate is installed at the correct height position. If the bolt height is uneven, it will cause the guardrail plate to fluctuate in height, not only affecting the appearance, but also destroying the uniformity of the protection performance, and the stress is uneven when the vehicle collides, reducing the overall protection capability. SUMMARY

[0004] In view of the deficiencies in the prior art, the utility model provides a horizontal height measuring device for highway guardrails, which makes the height of the highway guardrail bolt strictly meet the design requirements, and thus the guardrail plate is installed at the correct height position, ensuring the uniformity of the protection performance of the guardrail plate, balancing the stress when the vehicle collides, and improving the overall protection capability.

[0005] The utility model solves the technical problems by adopting the following technical scheme:

[0006] The horizontal height measuring device for highway guardrails comprises two symmetrically arranged suspension rods, the suspension rods are rectangular rods in overall inverted L shape, the top end of the suspension rod is fixedly connected with a fixed plate, the bottom end of the suspension rod is provided with a reinforcing mechanism, a plurality of bolt holes one are arranged on the two suspension rods in cooperation and at intervals, a plurality of vertical sliding rods are slidingly arranged between the two suspension rods, a base is fixedly arranged at the bottom end of the middle part of the vertical sliding rod, the base comprises two layers of bottom plates, bolt holes two are arranged on the two sides of the lower part of the two layers of bottom plates in cooperation, adjusting bolts are arranged in the bolt holes two, a laser emitter, a level and a vertical distance measuring instrument are sequentially arranged on the side wall of the base, the laser emitter and the level are horizontally arranged, and the vertical distance measuring instrument is vertically arranged.

[0007] The vertical sliding rod comprises two fixed blocks, the two fixed blocks are fixedly arranged at the two ends of the vertical sliding rod, and the two fixed blocks are slidingly sleeved on the outer surface of the suspension rod.

[0008] The cross-section of the fixed block is overall in a square shape with a hollow center.

[0009] On the side walls on both sides of the fixed block, bolt holes three are provided in cooperation with bolt holes one, and fixing bolts are inserted into bolt holes one and bolt holes three.

[0010] The reinforcement mechanism includes a reinforcement plate, and the reinforcement plate is rotatably connected to the bottom of the suspension rod through a reinforcement bolt.

[0011] The reinforcement plate is overall in a U shape.

[0012] The reinforcement plate includes a cross plate and two vertical plates. On one vertical plate, bolt holes four are provided in cooperation with bolt holes one, and reinforcement bolts are inserted into bolt holes one and bolt holes four.

[0013] On the other vertical plate of the reinforcement plate, a corrugated plate is fixedly arranged in cooperation.

[0014] The fixing plate and the corrugated plate are located on the same side of the suspension rod.

[0015] The laser emitter and the level are arranged at intervals and in parallel.

[0016] The beneficial effects of the present utility model are as follows:

[0017] By setting several groups of laser emitters in the present utility model, one-time detection can meet the measurement requirements of double-layer four-wave roadside guardrails, double-layer five-wave roadside guardrails, and three-wave guardrails in the central isolation belt; by setting the suspension rod and the fixing plate, the device can be suspended outside the construction vehicle, shortening the equipment debugging time and improving the detection efficiency; by setting the reinforcement mechanism, after the device is suspended outside the construction vehicle, the bottom end of the device and the construction vehicle can be fixedly connected to ensure the stability of the connection; the base is provided with two layers of bottom plates, and the two layers of bottom plates are connected by adjusting bolts. A laser emitter and a level are arranged on the base. By rotating the adjusting bolts, the laser emitter can be horizontally placed to ensure the accuracy of the measurement data. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is a schematic structural view of the present utility model;

[0019] Figure 2 is a partial structural view of the suspension rod, bolt hole one, and fixing plate of the present utility model;

[0020] Figure 3 is a schematic structural view of the vertical sliding rod, laser emitter, level, vertical distance measuring instrument, bolt hole two, fixed block, and bolt hole three of the present utility model;

[0021] Figure 4 is a schematic structural view of the reinforcement mechanism of the present utility model.

[0022] In the figure: 1, hanging rod; 2, bolt hole one; 3, vertical sliding rod; 4, base; 5, laser emitter; 6, level; 7, vertical range finder; 8, bolt hole two; 9, fixed plate; 10, adjusting bolt; 11, fixed block; 12, bolt hole three; 13, reinforcing plate; 14, reinforcing bolt; 15, corrugated plate; 16, fixing bolt. DETAILED DESCRIPTION

[0023] The utility model is specifically described and explained below in combination with the drawings.

[0024] Example 1

[0025] As Figures 1-4 Indicated, the expressway guardrail horizontal height measuring device, including two symmetrical settings hanging rod 1, hanging rod 1 is the whole inverted L character shaped rectangular rod, and the top end of hanging rod 1 is fixedly connected with fixed plate 9, and the bottom end of hanging rod 1 is provided with reinforcing mechanism, and a plurality of bolt hole one 2 are set on two hanging rods 1 in cooperation and interval, and a plurality of vertical sliding rods 3 are slidably arranged between two hanging rods 1, and the bottom end of the middle part of vertical sliding rod 3 is fixedly provided with base 4, and base 4 includes two layers of bottom plates, and bolt hole two 8 is set in the lower part of the both sides of two layers of bottom plates in cooperation, and adjusting bolt 10 is threaded in bolt hole two 8, and laser emitter 5, level 6 and vertical range finder 7 are sequentially arranged on the side wall of base 4, and laser emitter 5 and level 6 are horizontally arranged, and vertical range finder 7 is vertically arranged.

[0026] By setting a plurality of groups of laser emitter 5, once detection can satisfy the measurement demand of roadside guardrail double four waves, roadside guardrail double five waves and central reservation three wave guardrails, by setting hanging rod 1 and fixed plate 9, the device can be hung on the outside of construction vehicle, shorten the equipment debugging time, improve the detection efficiency, by setting reinforcing mechanism, the bottom end of the device and construction vehicle can be fixedly connected after the device is hung on the outside of construction vehicle, guarantee the stability of connection, base 4 is provided with two layers of bottom plates, two layers of bottom plates are connected by adjusting bolt 10, laser emitter 5 and level 6 are arranged on base 4, the horizontal placement of laser emitter 5 is realized by rotating adjusting bolt 10, and the accuracy of measurement data is ensured.

[0027] Vertical sliding rod 3 includes two fixed blocks 11, and the two fixed blocks 11 are fixedly arranged at the two ends of vertical sliding rod 3, and the two fixed blocks 11 are slidably sleeved on the outer surface of hanging rod 1.

[0028] The cross section of fixed block 11 is overall inverted U-shaped.

[0029] The side wall on both sides of the fixed block 11 is provided with bolt hole three 12 matched with bolt hole one 2, and the bolt hole one 2 and the bolt hole three 12 are provided with fixing bolts 16. After adjusting the height of the several groups of laser emitters 5, the fixing bolts 16 are rotated to fix the vertical sliding rod 3 and the horizontal height of the several groups of laser emitters 5.

[0030] The reinforcing mechanism comprises a reinforcing plate 13, which is rotatably connected to the bottom of the suspension rod 1 through reinforcing bolts 14.

[0031] The reinforcing plate 13 is in the shape of U as a whole.

[0032] The reinforcing plate 12 comprises a horizontal plate and two vertical plates, one of which is provided with bolt hole four matched with bolt hole one 2, and the bolt hole one 2 and the bolt hole four are provided with reinforcing bolts 14.

[0033] The other vertical plate of the reinforcing plate 13 is provided with a corrugated plate 15.

[0034] The fixed plate 9 and the corrugated plate 15 are located on the same side of the suspension rod 1.

[0035] Through the above setting, after the device is hung on the outside of the construction vehicle, the reinforcing bolts 14 are tightened to fix the reinforcing plate 13 at the corresponding position of the construction vehicle, so as to ensure the stability of the device; the corrugated plate 15 can increase the friction between the construction vehicle and the reinforcing mechanism, so as to further ensure the stability of the device.

[0036] The laser emitters 5 and the level 6 are spaced apart and parallel.

Claims

1. A device for measuring the level of a highway barrier, comprising two symmetrically arranged suspension rods (1), characterized in that, The suspension rod (1) is a rectangular rod in the shape of inverted L, the top end of the suspension rod (1) is fixedly connected with a fixed plate (9), the bottom end of the suspension rod (1) is provided with a reinforcing mechanism, a plurality of bolt holes (2) are arranged on the two suspension rods (1) in cooperation and at intervals, a plurality of vertical sliding rods (3) are slidingly arranged between the two suspension rods (1), the bottom end of the middle part of the vertical sliding rod (3) is fixedly provided with a base (4), the base (4) comprises two layers of bottom plates, bolt holes (8) are arranged on the two sides of the lower part of the two layers of bottom plates in cooperation, adjusting bolts (10) are arranged in the bolt holes (8), a laser emitter (5), a level (6) and a vertical distance meter (7) are sequentially arranged on the side wall of the base (4), the laser emitter (5) and the level (6) are horizontally arranged, and the vertical distance meter (7) is vertically arranged.

2. The highway guardrail level height measuring device according to claim 1, characterized in that, The vertical sliding rod (3) comprises two fixed blocks (11), the two fixed blocks (11) are fixedly arranged at the two ends of the vertical sliding rod (3), and the two fixed blocks (11) are slidingly sleeved on the outer surface of the suspension rod (1).

3. The highway guardrail level height measuring device of claim 2, wherein, The cross section of the fixed block (11) is in the shape of a back.

4. The highway guardrail level height measuring device of claim 3, wherein, Bolt holes (12) are arranged on the side walls of the two sides of the fixed block (11) in cooperation with the bolt holes (2), and fixing bolts (16) are arranged in the bolt holes (2) and the bolt holes (12).

5. The highway guardrail level height measuring device of claim 1, wherein, The reinforcing mechanism comprises a reinforcing plate (13), and the reinforcing plate (13) is rotatably connected to the bottom of the suspension rod (1) through reinforcing bolts (14).

6. The highway guardrail level height measuring device of claim 5, wherein, The reinforcing plate (13) is in the shape of U.

7. The highway guardrail level height measuring device of claim 6, wherein, The reinforcing plate (13) comprises a horizontal plate and two vertical plates, a bolt hole (4) is arranged on one vertical plate in cooperation with the bolt hole (2), and the bolt hole (2) and the bolt hole (4) are provided with the reinforcing bolts (14).

8. The highway guardrail level height measuring device of claim 7, wherein, The other vertical plate of the reinforcing plate (13) is fixedly provided with a corrugated plate (15).

9. The highway guardrail level height measuring device of claim 8, wherein, The fixed plate (9) and the corrugated plate (15) are located on the same side of the suspension rod (1).

10. The highway guardrail level height measuring device of claim 1, wherein, The laser emitter (5) and the level (6) are arranged in parallel at intervals.

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