CN210533291U - Wave form steel guardrail crossbeam center height detection device - Google Patents
Wave form steel guardrail crossbeam center height detection device Download PDFInfo
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- CN210533291U CN210533291U CN201921639829.0U CN201921639829U CN210533291U CN 210533291 U CN210533291 U CN 210533291U CN 201921639829 U CN201921639829 U CN 201921639829U CN 210533291 U CN210533291 U CN 210533291U
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Abstract
The utility model discloses a wave form steel guardrail crossbeam center height detection device, including the operation mechanism, linked firmly the perpendicular chi of being convenient for to adjust in operation mechanism to be equipped with the slide that is upper and lower relative setting and link firmly the infrared emitter on the slide on erecting the chi. The operation mechanism is convenient for remove the detection, and labour saving and time saving more, during the detection, it makes its relative perpendicular to adjust vertical ruler to obtain two infrared emitter heights through corresponding computational formula, remove two slides and make it aim at corresponding scale on the vertical ruler, open infrared emitter, make its transmission two horizontal infrared ray projections in wave form steel guardrail, promote operation mechanism at the road surface edge walking this moment, observe whether guardrail crossbeam center measurement station is in between two infrared rays, and then realize continuous, high-efficient and high accuracy detection, the utility model discloses simple structure, low in manufacturing cost, convenient to use is swift, and the flexibility is high, and the practicality is good.
Description
Technical Field
The utility model relates to a wave form steel guardrail crossbeam center height detection device belongs to road engineering check out test set technique.
Background
The waveform steel guardrail is a traffic safety facility commonly used on a road, can effectively prevent out-of-control vehicles from rushing out of the road, buffers the impact force of the vehicles, and is an important facility for ensuring the traffic safety of the road. The central height of the cross beam is an important factor influencing the function of the corrugated steel guardrail in construction, when the corrugated steel guardrail is installed too high, vehicles can directly impact the guardrail upright post, the anti-blocking block installed between the guardrail and the upright post cannot play a buffering role, and when the corrugated steel guardrail is installed too low, the vehicles can directly cross the guardrail and rush out of a road. Therefore, it is necessary to detect the beam center height compliance of the corrugated steel fence.
The method is characterized in that the center of a cross beam of the corrugated steel guardrail is led out horizontally to the road surface through a transverse ruler, and then the height is measured through a vertical ruler. Therefore, related scientific research institutions develop some equipment for detecting the height of the horizontal beam of the corrugated steel guardrail towards the center, although the detection precision is improved compared with the method, the detection is still intermittent, and the efficiency is still low. Therefore, the device for detecting the central height of the wave-shaped steel guardrail beam needs to be developed again, and high-efficiency and high-precision detection is realized.
Disclosure of Invention
In view of this, the utility model aims at providing a wave form steel guardrail crossbeam center height detection device can overcome prior art's not enough.
The utility model aims at realizing through the following technical scheme:
the utility model provides a wave form steel guardrail crossbeam center height detection device, includes operation mechanism, has linked firmly on operation mechanism and is convenient for adjust vertically and erects the chi to be equipped with on erecting the chi and be the slide of upper and lower relative setting and link firmly the infrared emitter on the slide.
The running mechanism is a running trolley which comprises a bottom plate, a handrail is arranged on one side of the bottom plate, a steel wheel group is arranged on the bottom surface, and a vertical ruler is arranged on the top surface.
The vertical ruler is fixedly connected to a bottom plate of the running trolley through an adjusting frame.
The top of the vertical ruler is provided with a leveling bubble.
The vertical ruler is made of iron materials.
The adjusting frame comprises a fixing support, a mounting hole is formed in the fixing support, a through hole matched with the vertical ruler is formed in the lower end of the vertical ruler, and the vertical ruler is connected to the fixing support through a bolt and an adjusting nut.
The fixing support is of a triangular structure.
The sliding seat is provided with a groove matched with the vertical ruler, and two opposite inner walls of the groove are provided with magnets, so that the sliding seat is embedded and fixed on the vertical ruler in an adsorption manner.
Compared with the prior art, the utility model discloses a wave form steel guardrail beam center height detection device, which comprises an operation mechanism, wherein a vertical ruler which is convenient for adjusting the vertical is fixedly connected on the operation mechanism, a slide seat which is arranged oppositely up and down and an infrared emitter which is fixedly connected on the slide seat are arranged on one side of the vertical ruler with scale marks, the operation mechanism is convenient for moving detection, time and labor are saved, during the detection, the vertical ruler is adjusted to be relatively vertical to the road surface where the guardrail to be detected is positioned, the heights of two infrared emitters are obtained through corresponding calculation formulas, the two slide seats are moved to be aligned with the corresponding scales on the vertical ruler, the infrared emitters are opened to emit two horizontal infrared rays to project on the wave form steel guardrail, the operation mechanism is pushed to walk at the edge of the road surface, whether the screw center (beam center measuring point) where the guardrail is connected with a stand column is positioned between the two infrared rays or not is, and further realize continuous, high-efficient and high accuracy detection.
The running mechanism is a running trolley with a simple structure, and is low in cost, practical and convenient.
The vertical rod is fixedly connected to the top surface of the bottom plate of the running trolley through the adjusting frame, level bubbles are added to the top of the vertical rod, the vertical rod can be flexibly and conveniently adjusted to be vertical, the central height of a cross beam of a corrugated steel guardrail of the vertical rod can be detected on roads with different slopes, and the vertical rod is wide in application range and high in flexibility.
The utility model has the advantages that: the utility model discloses simple structure, low in manufacturing cost, convenient to use is swift, and the flexibility is high, compares with prior art, and it has following outstanding advantage:
(1) the infrared rays within the allowable range of the central height of the emission beam are transmitted to the corrugated steel guardrail, the trolley is only required to be pushed to walk along the edge of the road surface in the detection process, whether the height of the measuring point is qualified or not can be judged by observing whether the central screw of the beam of the corrugated steel guardrail is within two infrared ray ranges, the equipment realizes continuous detection, and the detection efficiency is high.
(2) The detection device is simple in principle and structure, easy to operate, high in detection precision and good in practicability.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and/or combinations particularly pointed out in the appended claims.
Drawings
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail with reference to the accompanying drawings, in which:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of a front partial structure in fig. 1.
Fig. 3 is a schematic diagram of the calculation of the size identifier of the present invention.
Fig. 4 is a schematic structural diagram of a guardrail to be tested.
Detailed Description
Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the preferred embodiments are for purposes of illustration only and are not intended to limit the scope of the present invention.
As shown in figures 1 and 2, the device for detecting the central height of the wave-shaped steel guardrail beam comprises an operation mechanism, wherein a vertical ruler 7 convenient for adjusting the verticality is fixedly connected to the operation mechanism, and a sliding seat 10 and an infrared emitter 11 are arranged on the vertical ruler 7 and are oppositely arranged up and down, and the infrared emitter 11 is fixedly connected to the sliding seat 10.
The slide 10 and the infrared emitter 11 fixedly connected on the slide 10 are arranged on one side of the vertical ruler 7 with the scale marks 9, so that the adjustment is more visual and convenient.
The running mechanism is a running trolley which comprises a bottom plate 2, one side of the bottom plate 2 is provided with a handrail 1, the bottom surface is provided with a steel wheel group 3, and the top surface is provided with a vertical ruler 7; the vertical ruler 7 is fixedly connected to the bottom plate 2 of the running trolley through an adjusting frame; the adjusting frame comprises a fixing support 4, a mounting hole is formed in the fixing support 4, a through hole matched with the lower end of the vertical ruler 7 is formed in the lower end of the vertical ruler 7, and the vertical ruler 7 is connected to the fixing support through a bolt 5 and an adjusting nut 6.
The fixed support 4 is of a triangular structure, and is simple in structure, good in stability and light in weight.
A leveling bubble 8 is arranged at the top of the vertical ruler 7; the level bubble 8 is used for adjusting the perpendicularity of the vertical ruler 7, and accurate measurement is achieved.
The vertical ruler 7 is made of iron materials; the sliding base 10 is provided with a groove matched with the vertical ruler 7, and two opposite inner walls of the groove are provided with magnets, so that the sliding base 10 is embedded and fixed on the vertical ruler 7 in an adsorption manner. In addition, a screw hole is formed in one side surface of the sliding seat 10, an adjusting screw 12 which abuts against the vertical ruler 7 is arranged in the screw hole, and flexible and stable adjustment can be further realized through the adjusting screw 12.
See fig. 1-fig. 3, the utility model discloses a concrete application step:
(1) and (3) placing the running trolley at the edge of a road, loosening the adjusting nut 6, adjusting the vertical ruler 7 to enable the leveling bubble 8 at the top of the vertical ruler to be centered, and then screwing the adjusting nut 6 down, so that the vertical ruler 7 is ensured to be vertically arranged relative to the road surface where the guardrail to be detected is located.
(2) The heights of the two infrared emitters 11 are calculated according to the following formula, and the slide 10 is moved to align with the corresponding scales, which is specifically calculated as follows:
in the formula: x1 is the scale height of the lower limit infrared ray on the vertical ruler;
x2 is the scale height of the upper limit infrared ray on the vertical ruler;
i is a longitudinal slope of the road surface where the guardrail to be detected is located;
a is the height from the bottom surface of the bottom plate 2 of the running trolley to the ground;
d is the height from the lower bottom surface of the bottom plate 2 of the running trolley to the zero point of the vertical ruler 7;
e is the height of the lower limit infrared ray from the road surface;
f is the height of the upper limit infrared ray from the road surface;
the e value and the f value are determined by the guardrail to be tested, the guardrail to be tested is designed according to the existing standard guardrail, and the structural size and the deviation value of the existing standard guardrail are standard values;
referring to fig. 3, the standard guardrail 13 has a beam center height H of 600mm, which allows deviation values of ± 20mm, so that the e value is 580mm and the f value is 620 mm.
(3) Opening the infrared emitter 11 to enable the infrared emitter to emit two horizontal infrared rays to project on the corrugated steel guardrail, pushing the equipment to walk at the edge of the road surface at the moment, observing whether the center of a screw (a central measuring point of a cross beam) at the joint of the guardrail and the upright post is positioned between the two infrared rays, recording the height of the central cross beam at the point as qualified when the two infrared rays are positioned between the two infrared rays, and recording the height as unqualified when the two infrared rays are not positioned between the.
(4) And (4) repeating the steps 1-3 when the longitudinal slope of the road changes.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.
Claims (8)
1. The utility model provides a wave form steel guardrail crossbeam center height detection device which characterized in that: the vertical ruler comprises an operation mechanism, wherein a vertical ruler (7) convenient for adjusting the verticality is fixedly connected to the operation mechanism, and a sliding seat (10) which is arranged up and down oppositely and an infrared emitter (11) fixedly connected to the sliding seat (10) are arranged on the vertical ruler (7).
2. The corrugated steel guardrail beam center height detection device of claim 1, wherein: the running mechanism is a running trolley which comprises a bottom plate (2), a handrail (1) is arranged on one side of the bottom plate (2), a steel wheel group (3) is arranged on the bottom surface, and a vertical ruler (7) is arranged on the top surface.
3. The corrugated steel guardrail beam center height detection device of claim 2, wherein: the vertical ruler (7) is fixedly connected to the bottom plate (2) of the running trolley through an adjusting frame.
4. The corrugated steel guardrail beam center height detection device of claim 3, wherein: and a leveling bubble (8) is arranged at the top of the vertical ruler (7).
5. The corrugated steel guardrail beam center height detection device of claim 4, wherein: the vertical ruler (7) is made of iron materials.
6. The corrugated steel guardrail beam center height detection device of claim 3, wherein: the adjusting frame comprises a fixing support (4), a mounting hole is formed in the fixing support (4), a through hole matched with the vertical ruler is formed in the lower end of the vertical ruler (7), and the vertical ruler (7) is connected to the fixing support (4) through a bolt (5) and an adjusting nut (6).
7. The corrugated steel guardrail beam center height detection device of claim 6, wherein: the fixed support (4) is of a triangular structure.
8. The corrugated steel guardrail beam center height detection device of claim 1, wherein: the sliding base (10) is provided with a groove matched with the vertical ruler (7), and two opposite inner walls of the groove are provided with magnets, so that the sliding base (10) is embedded and fixed on the vertical ruler (7) in an adsorption manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921639829.0U CN210533291U (en) | 2019-09-29 | 2019-09-29 | Wave form steel guardrail crossbeam center height detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921639829.0U CN210533291U (en) | 2019-09-29 | 2019-09-29 | Wave form steel guardrail crossbeam center height detection device |
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| CN210533291U true CN210533291U (en) | 2020-05-15 |
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| CN201921639829.0U Active CN210533291U (en) | 2019-09-29 | 2019-09-29 | Wave form steel guardrail crossbeam center height detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111486796A (en) * | 2020-06-04 | 2020-08-04 | 招商局重庆公路工程检测中心有限公司 | Detection device and detection method for center height of cross beam of corrugated beam steel guardrail |
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2019
- 2019-09-29 CN CN201921639829.0U patent/CN210533291U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111486796A (en) * | 2020-06-04 | 2020-08-04 | 招商局重庆公路工程检测中心有限公司 | Detection device and detection method for center height of cross beam of corrugated beam steel guardrail |
| CN111486796B (en) * | 2020-06-04 | 2021-09-07 | 招商局重庆公路工程检测中心有限公司 | Detection device and detection method for center height of cross beam of corrugated beam steel guardrail |
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