Waveform beam guardrail stand column verticality measuring device

Abstract

The utility model discloses a waveform beam guardrail column verticality measuring device, comprising a first measuring scale and a second measuring scale, a first end of the first measuring scale is pivotally connected with a first end of the second measuring scale through a hinge, the first measuring scale is provided with an adjusting plate, one end of the adjusting plate is rotatably connected with a pivot shaft arranged on the first measuring scale, and the other end of the adjusting plate is rotatably connected with the pivot shaft. A detection hole is formed in the end face of the first end of the second measuring ruler, two laser distance measuring sensors are arranged on the inner side wall of the detection hole at intervals, a mounting groove is formed in the outer wall of the second end of the second measuring ruler, and a gradienter is arranged in the mounting groove. The device is high in detection precision, convenient to operate, high in detection efficiency and flexible and adjustable in detection position.

Description

Technical Field

[0001] The utility model relates to the technical field of installation and detection equipment for corrugated beam guardrails, in particular to a device for measuring the verticality of a corrugated beam guardrail column. Background Art

[0002] The corrugated guardrail is a modular, corrugated steel plate movable guardrail used at the opening of a highway's central median. It consists of two corrugated steel panels sandwiched between two posts. The posts are clamped between the panels. During normal highway operation, the guardrail's plug-in posts can be easily inserted into pre-installed holes in the opening, providing isolation and protection. It also complements the guardrail strips on the outside of the highway, creating a uniform, aesthetically pleasing design. When a vehicle collides with it, the corrugated steel panels are less susceptible to damage due to their excellent crash resistance and energy absorption properties, while still providing excellent protection for the vehicle and its passengers.

[0003] At present, when installing corrugated guardrails, it is necessary to install columns on the ground to support the corrugated guardrails. However, when installing the columns, it is necessary to control their verticality to facilitate the installation of the corrugated guardrails. Currently, the verticality is generally measured using a square ruler, but the angle of the column deviation cannot be accurately detected, and the detection accuracy is low. Therefore, there will be certain inconveniences when using it. Utility Model Content

[0004] The utility model provides a device for measuring the verticality of a corrugated beam guardrail column, which solves the problems of low verticality detection accuracy of the columns of a traditional corrugated guardrail and inconvenient use of a detection ruler.

[0005] The utility model provides a device for measuring the verticality of a corrugated beam guardrail column, comprising a first measuring ruler and a second measuring ruler, wherein a first end of the first measuring ruler and a first end of the second measuring ruler are pivotally connected via a hinge, an adjustment plate is provided on the first measuring ruler, one end of the adjustment plate is rotatably connected to a pivot shaft provided on the first measuring ruler, and the other end is positionally connected to a positioning screw provided on the second measuring ruler, a detection hole is provided on an end face of a first end of the second measuring ruler, two laser distance measuring sensors are spaced apart on an inner side wall of the detection hole, a mounting groove is provided on an outer wall of a second end of the second measuring ruler, and a spirit level is provided in the mounting groove.

[0006] In the above technical solution, further, a plurality of first mounting holes are provided on one side wall of the first measuring ruler, a second mounting hole is provided in each first mounting hole, a guide rod is provided in the first mounting hole, a guide block is provided in the second mounting hole, the guide block is fixedly connected to the guide rod, a magnet is provided in the second mounting hole, the magnet is fixedly connected to the guide block, an annular boss is provided radially on the inner wall of the second mounting hole, a spring is provided between the annular boss and the guide block, one end of the spring is elastically fixedly connected to the annular boss, and the other end is elastically fixedly connected to the guide block.

[0007] In the above technical solution, further, a positioning slot is provided on the guide block, and the magnet is partially embedded in the positioning slot and fixed.

[0008] In the above technical solution, further, a first threaded hole is provided in the axial direction at the second end of the first measuring ruler, the first threaded hole is threadedly connected to the adjusting rod, a second threaded hole is provided at the end of the adjusting rod, the second threaded hole is threadedly connected to one end of the positioning rod, a conical tip is provided at the other end of the positioning rod, a plurality of positioning grooves are provided in the circumferential direction on the side wall of the adjusting rod, a positioning rod 1 is provided in each positioning groove, the first end of the positioning rod 1 is rotatably connected to the positioning shaft provided in the positioning groove, a third threaded hole is provided in the axial direction at the end of the positioning rod 1, and the third threaded hole is threadedly connected to the support rod.

[0009] In the above technical solution, further, an external thread is provided on the outer wall of the positioning shaft, and the positioning rod is positioned and connected by an adjusting nut provided on the external thread of the positioning shaft.

[0010] In the above technical solution, further, a long hole is provided on the side surface of the adjustment plate along the length direction, and the positioning screw is inserted into the long hole and is positioned and connected to the adjustment plate through a positioning nut.

[0011] It can be seen from the above technical solutions that the utility model provides a device for measuring the verticality of a corrugated beam guardrail column.

[0012] Compared with the prior art, the beneficial effects of the present invention are:

[0013] 1. Place the first measuring ruler against the side of the corrugated beam guardrail column, observe the spirit level and adjust the adjustment plate to adjust the second measuring ruler to a horizontal state. The two laser ranging sensors can quickly detect the verticality of the side of the corrugated beam guardrail column. The detection speed is fast, the operation is convenient, and the detection accuracy is high.

[0014] 2. The magnet is pressed against the side wall of the column along the first mounting hole and the second mounting hole through the guide rod, so that the first measuring ruler can be fixed on the side wall of the column to be tested by magnetic adsorption. The fixing position is flexible and adjustable, and the installation is convenient and the detection is convenient.

[0015] 3. The first measuring ruler can be fixed on the ground on one side of the column through the positioning rod. The positioning rod is used to assist the positioning adjustment rod to keep the second measuring ruler in a stable horizontal state, which is convenient for long-distance detection of the verticality of the column side wall. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solution of the present invention, the following is a brief introduction to the drawings required for implementation. Obviously, for ordinary technicians in this field, other drawings can be obtained based on these drawings without any creative work.

[0017] Figure 1 This is a schematic cross-sectional view of the overall structure of a device for measuring the verticality of a corrugated beam guardrail column proposed in the present invention;

[0018] Figure 2 This is a partial structural cross-sectional diagram of a device for measuring the verticality of a corrugated beam guardrail column proposed in the present invention;

[0019] Figure 3 For this utility model Figure 1 Schematic diagram of the partially enlarged structure at position Ⅰ;

[0020] Figure 4 This is a schematic diagram of the installation structure of the adjustment rod of the verticality measuring device of the corrugated beam guardrail column proposed by the utility model;

[0021] Figure 5 This is a schematic diagram of the positioning rod and installation structure of a verticality measuring device for a corrugated beam guardrail column proposed in the utility model.

[0022] In the picture:

[0023] 1 - first measuring ruler; 10 - pivot axis; 11 - first mounting hole; 12 - second mounting hole; 13 - guide rod; 14 - guide block; 15 - magnet; 16 - spring; 17 - first threaded hole; 18 - adjustment rod; 121 - annular boss; 141 - positioning slot; 181 - second threaded hole; 182 - positioning rod; 183 - tapered tip; 184 - positioning slot; 185 - positioning rod 1; 186 - positioning shaft; 187 - third threaded hole; 188 - support rod; 189 - adjustment nut;

[0024] 2-second measuring ruler; 20-detection hole; 21-positioning screw; 22-laser distance sensor; 23-level;

[0025] 3- Hinge;

[0026] 4-adjustment plate; 41-long hole; 42-positioning nut. DETAILED DESCRIPTION

[0027] In order to enable those skilled in the art to better understand the technical solutions of the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.

[0028] Example 1:

[0029] See also Figure 1-5 A device for measuring the verticality of a corrugated beam guardrail column comprises a first measuring ruler 1 arranged vertically and a second measuring ruler 2 arranged horizontally. The sides of the first measuring ruler 1 and the second measuring ruler 2 are both provided with measuring scale lines for detecting the installation height of the column. The upper end of the first measuring ruler 1 and the left end of the second measuring ruler 2 are pivotally connected by a hinge 3. The hinge 3 is used to connect the first measuring ruler 1 and the second measuring ruler 2 and allow the two to rotate relative to each other and be folded together or stretched out. They can be folded to detect angles and stretched out to detect lengths. An adjustment plate 4 is provided on the front side of the first measuring ruler 1. A pivot hole provided at one end of the adjustment plate 4 is rotatably connected to a pivot shaft 11 provided on the first measuring ruler 1, and the other end is positioned and connected to a positioning screw 21 provided on the second measuring ruler 2. A detection hole 20 is provided on the first end face of the second measuring ruler 2. The cross-sectional area of ​​the detection hole 20 is The shape is rectangular, and two laser ranging sensors 22 are arranged at intervals on the same side wall of the detection hole 20 in an upper and lower structure. The vertical spacing between the two laser ranging sensors 22 is fixed. A display screen is set on the side of the second measuring scale 2 to display the distance detected by the two laser ranging sensors 22. The two laser ranging sensors 22 are respectively used to detect the distance of the side wall of the first measuring scale 1. When the two distances are the same, the feedback controller is displayed through the display screen. The detection surface of the corrugated beam guardrail column is in a vertical state. A mounting groove is set on the side wall above the second end of the second measuring scale 2, and a spirit level 23 is set in the mounting groove. By observing the spirit level 23 and adjusting the adjustment plate 4, the second measuring scale 2 can be adjusted to a horizontal state. The two laser ranging sensors 22 can quickly detect the verticality of the side of the corrugated beam guardrail column, with fast detection speed, convenient operation and high detection accuracy.

[0030] In this embodiment, see Figure 3The first measuring ruler 1 is provided with two first mounting holes 11 on one side wall, and a second mounting hole 12 is provided in each first mounting hole 11. A guide rod 13 is coaxially provided in the first mounting hole 11, and a guide block 14 is provided in the second mounting hole 12. One end of the guide block 14 is fixedly connected to the guide rod 13, and the other end extends out of the first mounting hole 11 and is provided with a pull ring at its end to facilitate pulling the magnet 15 into the second mounting hole 12. The magnet 15 is provided in the second mounting hole 12, and the magnet 15 is fixedly connected to the guide block 14. An annular boss 121 is radially provided on the inner wall of the second mounting hole 12, and a spring 16 is provided between the annular boss 121 and the guide block 14. One end of the spring 16 is elastically fixedly connected to the annular boss 121, and the other end is elastically fixedly connected to the guide block 14. The magnet 15 is pressed against the side wall of the column by the guide rod 13 along the first mounting hole 11 and the second mounting hole 12, so that the first measuring ruler 1 is fixed to the side wall of the column to be detected by magnetic adsorption. The fixing position is flexible and adjustable, and the installation is convenient.

[0031] In this embodiment, see Figure 3 A positioning slot 141 is provided on the guide block 14 , the magnet 15 is partially embedded in the positioning slot 141 and fixed, and the magnet 15 is connected to the positioning slot 141 by pouring adhesive into the positioning slot 141 to prevent the magnet 15 from being forced out of the positioning slot 141 .

[0032] As an improved implementation of the above embodiment, see Figure 4 、 5 The second end of the first measuring ruler 1 is provided with a first threaded hole 17 along the axial direction, the first threaded hole 17 is threadedly connected to the adjusting rod 18, the end of the adjusting rod 18 is provided with a second threaded hole 181, the second threaded hole 181 is threadedly connected to one end of the positioning rod 182, the other end of the positioning rod 182 is provided with a tapered tip 183 for easy insertion into the ground and fixing, a plurality of positioning grooves 184 are provided on the side wall of the adjusting rod 18 along the circumferential direction, each positioning groove 184 is provided with a positioning rod 185, the first end of the positioning rod 185 is provided with a through hole and is sleeved on a positioning shaft 186 provided in the positioning groove 184. The upper rotation connection is formed, and the two ends of the positioning shaft 186 are fixedly connected to the two side walls of the positioning groove 184. The end of the positioning rod 185 is axially provided with a third threaded hole 187, and the third threaded hole 187 is threadedly connected to the support rod 188. The support rod 188 can accurately adjust the length of the third threaded hole 187 through threaded cooperation. The first measuring ruler 1 can be fixed to the ground on one side of the column through the positioning rod 182, and the positioning adjustment rod 18 is assisted by the positioning rod 185 to keep the second measuring ruler 2 in a stable horizontal state, and realize the remote detection of the verticality of the column.

[0033] Further, see Figure 4 、 5An external thread is provided on the outer wall of the positioning shaft 186, and the positioning rod 185 is positioned and connected by two adjusting nuts 189 provided on the external thread of the positioning shaft 186, so that the positioning rod 185 can be rotated from the positioning groove 184 to the bottom of the adjusting rod 18 to play a supporting role when in use. The positioning rod 185 and the positioning shaft 186 can be locked by the two adjusting nuts 189. When not in use, the two adjusting nuts 189 can be loosened and the positioning rod 185 can be retracted.

[0034] Further, see Figure 1 、 2 A long hole 41 is provided on the side of the adjusting plate 4 along the length direction. The positioning screw 21 is inserted into the long hole 41 and is fixedly connected to the adjusting plate 4 through the positioning nut 42. This ensures that when the second measuring scale 2 is rotated to a horizontal state relative to the first measuring scale 1, the first measuring scale 1 and the second measuring scale 2 can be positioned and fixed by the adjusting plate 4.

[0035] As can be seen from the above technical solution, when in use, first, place the first measuring ruler 1 against the side wall of the column to be detected of the corrugated beam guardrail, then rotate the second measuring ruler 2 to make it tend to a horizontal state, and adjust the second measuring ruler 2 to a horizontal state by observing the spirit level 23 and adjusting the adjustment plate 4. The side distance of the corrugated beam guardrail column can be detected by the two laser ranging sensors 22. The two laser ranging sensors 22 are used to detect whether the side wall of the column to be detected of the corrugated beam guardrail is vertical. When the two laser ranging sensors 22 detect that the distance between the column side walls is not equal, it proves that the column side wall is not vertical and needs to be repaired. Adjustment. In addition, the second measuring ruler 2 can be installed on the side of the column to be detected of the corrugated beam guardrail, the adjusting rod 18 is extended from the first threaded hole 17, the positioning rod 182 is extended from the second threaded hole 181 and inserted into the ground for fixation, and then the positioning rod 185 is moved out of the positioning groove 184 and rotated along the positioning axis 186 to an inclined state, and the support rod 188 is extended from the third threaded hole 187 and touches the ground, auxiliary adjustment is performed to make the first measuring ruler 1 stably fixed on the ground, and the second measuring ruler 2 is kept in a horizontal state, and the verticality of the column side wall is detected from a long distance by two laser ranging sensors 22.

[0036] Those skilled in the art will readily conceive of other embodiments of the present invention after considering the specification and practicing the invention disclosed herein. This invention is intended to cover any variations, uses, or adaptations of the invention that follow the general principles of the invention and include common knowledge or customary techniques in the art not disclosed herein. The description and examples are to be considered merely as exemplary; the true scope of the invention is indicated by the claims.

[0037] It should be understood that the present invention is not limited to the precise structure described above and shown in the accompanying drawings, and various modifications and changes can be made without departing from its scope. The above-described embodiments of the present invention do not constitute a limitation on the scope of protection of the present invention.

Claims

1. A device for measuring the verticality of a corrugated beam guardrail column, characterized in that: A device for measuring the verticality of a corrugated beam guardrail column comprises a first measuring ruler (1) and a second measuring ruler (2), wherein a first end of the first measuring ruler (1) and a first end of the second measuring ruler (2) are pivotally connected via a hinge (3), an adjustment plate (4) is provided on the first measuring ruler (1), one end of the adjustment plate (4) is rotatably connected to a pivot shaft (10) provided on the first measuring ruler (1), and the other end is positionally connected to a positioning screw (21) provided on the second measuring ruler (2), a detection hole (20) is provided on the end face of the first end of the second measuring ruler (2), two laser distance measuring sensors (22) are spaced apart on the inner side wall of the detection hole (20), a mounting groove is provided on the outer wall of the second end of the second measuring ruler (2), and a level (23) is provided in the mounting groove.

2. A device for measuring the verticality of a corrugated beam guardrail column according to claim 1, characterized in that: A plurality of first mounting holes (11) are provided on one side wall of the first measuring ruler (1), a second mounting hole (12) is provided in each of the first mounting holes (11), a guide rod (13) is provided in the first mounting hole (11), a guide block (14) is provided in the second mounting hole (12), the guide block (14) is fixedly connected to the guide rod (13), a magnet (15) is provided in the second mounting hole (12), the magnet (15) is fixedly connected to the guide block (14), an annular boss (121) is provided radially on the inner wall of the second mounting hole (12), a spring (16) is provided between the annular boss (121) and the guide block (14), one end of the spring (16) is elastically fixedly connected to the annular boss (121), and the other end is elastically fixedly connected to the guide block (14).

3. The device for measuring the verticality of a corrugated beam guardrail column according to claim 1, characterized in that: A positioning slot (141) is provided on the guide block (14), and the magnet (15) is partially embedded in the positioning slot (141) and fixed.

4. The device for measuring the verticality of a corrugated beam guardrail column according to claim 1, characterized in that: A first threaded hole (17) is axially provided at the second end of the first measuring ruler (1), the first threaded hole (17) is threadedly connected to an adjusting rod (18), a second threaded hole (181) is provided at the end of the adjusting rod (18), the second threaded hole (181) is threadedly connected to one end of a positioning rod (182), the other end of the positioning rod (182) is provided with a tapered tip (183), a plurality of positioning grooves (184) are circumferentially provided on the side wall of the adjusting rod (18), a positioning rod (185) is provided in each positioning groove (184), a first end of the positioning rod (185) is rotatably connected to a positioning shaft (186) provided in the positioning groove (184), a third threaded hole (187) is axially provided at the end of the positioning rod (185), the third threaded hole (187) is threadedly connected to a support rod (188).

5. The device for measuring the verticality of a corrugated beam guardrail column according to claim 4, characterized in that: The outer wall of the positioning shaft (186) is provided with an external thread, and the positioning rod (185) is positioned and connected via two adjusting nuts (189) provided on the external thread of the positioning shaft (186).

6. The device for measuring the verticality of a corrugated beam guardrail column according to claim 1, characterized in that: A long hole (41) is provided on the side of the adjustment plate (4) along the length direction, and the positioning screw (21) is inserted into the long hole (41) and is positioned and connected to the adjustment plate (4) through a positioning nut (42).

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