CN210104507U - Road surface flatness detection device - Google Patents

Road surface flatness detection device Download PDF

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Publication number
CN210104507U
CN210104507U CN201920300147.0U CN201920300147U CN210104507U CN 210104507 U CN210104507 U CN 210104507U CN 201920300147 U CN201920300147 U CN 201920300147U CN 210104507 U CN210104507 U CN 210104507U
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China
Prior art keywords
groove
detection rod
linear
sliding block
detection
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CN201920300147.0U
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Chinese (zh)
Inventor
李秀萍
张清华
汪占英
魏菊林
张萌蓉
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Qinghai Tianxiang Engineering Scientific Testing Co Ltd
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Qinghai Tianxiang Engineering Scientific Testing Co Ltd
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Abstract

The utility model discloses a road flatness detection device, which comprises a vehicle body, a linear slide block, a detection rod, an observation camera and an observation display screen, a through groove is arranged on the vehicle body along the length direction, the detection rod is arranged in the through groove, the detection rod is connected with the through groove in a sliding fit manner, the lower end of the detection rod is provided with a roller which is contacted with the road surface, the side wall of one side of the detection rod is provided with scale marks along the length direction, the linear slide block is provided with a through hole, the detection rod is arranged in the through hole, is connected with the through hole in a sliding fit manner, the upper end of the detection rod extends out of the linear sliding block, one side of the linear sliding block is provided with a connecting piece, the other end of the connecting piece is provided with a mounting seat, the observation camera is arranged on the mounting seat, the observation camera and one side of the detection rod, which is provided with scale marks, are arranged oppositely, and the observation display screen is electrically connected with the observation camera. The pavement evenness detection device has the advantages of simple structure, low cost, convenience in movement, visual measurement process and simplicity in operation.

Description

Road surface flatness detection device
Technical Field
The utility model relates to a road detection field, concretely relates to road flatness detection device.
Background
The flatness is one of important indexes for detecting the construction quality of the road surface, and because the road surface is directly contacted with a running vehicle, the uneven surface can increase the running resistance, cause vehicle jolt, influence the running speed, the driving stability and the comfort of passengers, and simultaneously the up-and-down jolt of the running vehicle easily generates impact on the road to accelerate the damage of the vehicle and the road, so the construction flatness of the road surface must be strictly controlled. The traditional road surface evenness measurement is that a flat ruler with a certain length is directly placed on a measured road surface, then a clearance value of the flat ruler is measured by a feeler gauge, and finally the maximum clearance value within the range of a maximum three-meter straight ruler is determined in measured data. In recent years, with the progress of science and technology, the application of high and new technologies such as laser measurement, acceleration sensing technology, acoustic radar and the like enables the road flatness measurement to be more intelligent, precise and unmanned, but correspondingly, most of the developed novel devices have the defects of large volume, high manufacturing cost, easiness in damage, large data accumulation required for deviation correction, difficulty in artificial error correction and the like.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a road flatness detection device for the measurement of road flatness is convenient more directly perceived and reliable and stable.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
the utility model provides a road flatness detection device, includes automobile body, sharp slider, measuring bar, observes the camera, observes the display screen, be provided with logical groove along length direction on the automobile body, the measuring bar sets up at logical inslot, and sliding fit is connected between measuring bar and the logical groove, and the measuring bar lower extreme is provided with the gyro wheel with road surface contact, is provided with the scale mark along its length direction on the lateral wall of measuring bar one side, be provided with the through-hole on the sharp slider, the measuring bar setting in the through-hole, and be connected for sliding fit between the through-hole, outside the straight line slider is stretched out to the measuring bar upper end, straight line slider one side is provided with the connecting piece, and the connecting piece other end is provided with the mount pad, it sets up on the mount pad to observe the camera, it sets up relatively to observe one side that is provided with the scale mark on camera.
The above-mentioned road flatness detecting apparatus further comprises: horizontal sliding grooves are formed in the periphery of the through groove in the vehicle body, the linear sliding blocks are arranged in the horizontal sliding grooves, and the linear sliding blocks are connected with the horizontal sliding grooves in a sliding fit mode.
The above-mentioned road flatness detecting apparatus further comprises: the car body is provided with a track parallel to the through groove along the length direction of the car body, the bottom of the mounting seat is provided with a sliding block, and the sliding block is arranged in the track and is connected with the track in a sliding fit manner.
The above-mentioned road flatness detecting apparatus further comprises: the linear sliding block reciprocating mechanism is characterized by further comprising a linear transmission mechanism, and the linear transmission mechanism is used for driving the linear sliding block to reciprocate along the through groove.
The above-mentioned road flatness detecting apparatus further comprises: the linear transmission mechanism comprises a motor, a gear and a rack, the rack is arranged on one side of the through groove and arranged in parallel with the through groove, the motor is fixedly installed on the linear sliding block, the motor rotating shaft is connected with the gear, and the gear and the rack are meshed with each other.
Adopt the utility model discloses the scheme has following beneficial effect: the device has a simple and economic structure, is convenient and intuitive to operate, can realize effective detection on the road flatness, obtains the change condition of the position of the scale mark through the observation camera in the detection process, and transmits the image to the observation display screen in real time for an operator to read and record; in a work place with damaged electronic equipment or insufficient electric energy, the whole detection process can be finished by directly adopting manual reading, so that the method has stronger adaptability. In practical application, an image data storage and processing module can be integrated on the display screen, the shot and collected data can be processed and calculated in real time, the final measurement result is displayed, and manual labor is further reduced.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the mounting structure of the detection rod, the linear slider and the linear transmission mechanism of the present invention.
In the figure, 1, a vehicle body; 2. observing the camera; 3. a linear slider; 4. a detection lever; 5. observing the display screen; 6. a roller; 7. a horizontal chute; 8. scale lines; 9. a track; 10. a connecting member; 11. a through groove; 12. a motor; 13. a mounting seat; 14. a gear; 15. a rack.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
A road flatness detection device is shown in figures 1 and 2 and comprises a vehicle body 1, a linear sliding block 3, a detection rod 4, an observation camera 2 and an observation display screen 5, wherein a through groove 11 is formed in the vehicle body 1 along the length direction, the detection rod 4 is arranged in the through groove 11, and the detection rod 4 is connected with the through groove 11 in a sliding fit mode so that the detection rod can freely slide along the through groove; the lower end of the detection rod 4 is provided with a roller 6 which is contacted with the road surface, and the side wall of one side of the detection rod 4 is provided with scale marks 8 along the length direction. The straight line slider 3 is provided with the through-hole of vertical direction, and detection pole 4 sets up in the through-hole, and be sliding fit connection between and the through-hole, can freely slide in the through-hole, and the detection pole 4 upper end stretches out outside the straight line slider 3, makes the scale mark on the detection pole expose from the through-hole of straight line slider. 3 one side of sharp slider is provided with connecting piece 10, and the connecting piece 10 other end is provided with mount pad 13, survey camera 2 and set up on mount pad 13, survey camera 2 and the relative setting in one side that is provided with the scale mark on measuring staff 4, survey display screen 5 and survey camera 2 electricity and be connected.
Staff's manual promotion straight line slider 3 is linear motion along leading to groove 11 direction, thereby drive measuring rod 4 and slide in leading to groove 11, measuring rod 4 advances the in-process and fluctuates along with the ground, 8 positions of scale mark on the measuring rod 4 that the plane corresponds on the straight line slider 3 will corresponding changes, at this in-process, the staff reads the maximum value and the minimum value that correspond the scale mark through handheld or the observation display screen of fixing on the automobile body pushing hands, just can obtain the numerical value of this within range road flatness. The observation process is directly photographed by the observation camera and transmitted to the observation display screen in real time, and the relative position of the observation camera and the linear sliding block is fixed, so that errors caused by different shooting angles are avoided, and the measured data is more accurate. The device simple structure economy, convenient operation are directly perceived, damage or the electric energy not enough workplace at electronic equipment, can also directly accomplish whole testing process by manual work, have stronger adaptability.
As shown in fig. 1 and 2, a horizontal sliding groove 7 is further arranged on the through groove 11, the linear sliding block 3 is arranged in the horizontal sliding groove 7, and the linear sliding block 3 is connected with the horizontal sliding groove 7 in a sliding fit manner. Therefore, the precision requirement range of the upper plane of the vehicle body 1 is reduced, the processing difficulty and the manufacturing cost are reduced, and the linear sliding block 3 is more precise and stable in matching sliding in the horizontal sliding groove. Meanwhile, a limiting structure can be arranged between the horizontal sliding groove and the linear sliding block and is used for limiting the linear sliding block in the horizontal sliding groove, so that the linear sliding block can only do reciprocating motion along the horizontal sliding groove, the motion in the vertical direction of the linear sliding block is limited, and the influence of the motion of the linear sliding block on a detection result in the detection process is better prevented; in this embodiment, the limiting structure between the horizontal sliding groove and the linear sliding block is not limited, and a dovetail groove and wedge-shaped block matched structure or a guide rail sliding block structure and the like can be adopted.
As shown in fig. 1 and 2, a rail 9 parallel to the through groove is further disposed on the vehicle body 1 along the length direction thereof, and a slider is disposed at the bottom of the mounting base of the observation camera 2 and disposed in the rail 9 to be connected with the rail in a sliding fit manner. Like this at the slip in-process, whole device operation will be more smooth-going, and then avoids the camera to jolt the observation error who causes. In addition, the bottom of the observation camera or the connecting piece can be additionally provided with a shockproof structure, so that the camera picture instability caused by bumping is prevented.
As shown in fig. 1 and 2, the device further comprises a motor 12, a gear 14 and a rack 15, wherein the rack 15 is arranged on one side of the through groove 11 and parallel to the through groove 11, the motor 12 is fixedly mounted on the linear slider 3, a rotating shaft of the motor 12 is connected with the gear, and the gear 14 and the rack 15 are meshed with each other. Therefore, the motor drives the gear to rotate during operation, so that the linear sliding block can be pushed to do linear motion along the direction of the rack instead of manpower, and the whole device is more automatic. Simultaneously, can set up the controller of control motor operation, all set up the controller on the handrail of automobile body with observing the display screen, only need like this can realize the detection to the road flatness alone the operation.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent laws within the scope of the present invention.

Claims (5)

1. The utility model provides a road flatness detection device which characterized in that: comprises a vehicle body (1), a linear sliding block (3), a detection rod (4), an observation camera (2) and an observation display screen (5), wherein a through groove (11) is arranged on the vehicle body (1) along the length direction, the detection rod (4) is arranged in the through groove, the detection rod (4) is connected with the through groove (11) in a sliding fit manner, the lower end of the detection rod is provided with a roller (6) which is contacted with the road surface, the side wall of one side of the detection rod is provided with scale marks (8) along the length direction, the linear sliding block (3) is provided with a through hole, the detection rod is arranged in the through hole and is connected with the through hole in a sliding fit manner, the upper end of the detection rod extends out of the linear sliding block, one side of the linear sliding block (3) is provided with a connecting piece (10), the other end of the connecting piece is provided with a mounting seat (13), the observation camera is, the observation display screen (5) is electrically connected with the observation camera (2).
2. The road flatness detecting apparatus according to claim 1, wherein: horizontal sliding grooves (7) are formed in the periphery of the through groove in the vehicle body, the linear sliding blocks (3) are arranged in the horizontal sliding grooves (7), and the linear sliding blocks (3) are connected with the horizontal sliding grooves (7) in a sliding fit mode.
3. A road flatness detecting apparatus according to claim 1 or 2, wherein: a rail (9) parallel to the through groove (11) is arranged on the vehicle body (1) along the length direction of the vehicle body, a sliding block is arranged at the bottom of the mounting seat (13), and the sliding block is arranged in the rail and connected with the rail in a sliding fit mode.
4. A road flatness detecting apparatus according to claim 1 or 2, wherein: the linear sliding block reciprocating mechanism is characterized by further comprising a linear transmission mechanism, and the linear transmission mechanism is used for driving the linear sliding block to reciprocate along the through groove.
5. The road flatness detecting apparatus according to claim 4, wherein: the linear transmission mechanism comprises a motor (12), a gear (14) and a rack (15), the rack is arranged on one side of the through groove and arranged in parallel with the through groove, the motor (12) is fixedly installed on the linear sliding block (3), a motor rotating shaft is connected with the gear (14), and the gear and the rack are meshed with each other.
CN201920300147.0U 2019-03-11 2019-03-11 Road surface flatness detection device Active CN210104507U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920300147.0U CN210104507U (en) 2019-03-11 2019-03-11 Road surface flatness detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920300147.0U CN210104507U (en) 2019-03-11 2019-03-11 Road surface flatness detection device

Publications (1)

Publication Number Publication Date
CN210104507U true CN210104507U (en) 2020-02-21

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ID=69534281

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920300147.0U Active CN210104507U (en) 2019-03-11 2019-03-11 Road surface flatness detection device

Country Status (1)

Country Link
CN (1) CN210104507U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111119013A (en) * 2020-02-24 2020-05-08 郑州市交通规划勘察设计研究院 Level detection device for roadbed and pavement
CN112458849A (en) * 2020-11-17 2021-03-09 尚福涛 Road and bridge construction road surface levels detection device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111119013A (en) * 2020-02-24 2020-05-08 郑州市交通规划勘察设计研究院 Level detection device for roadbed and pavement
CN112458849A (en) * 2020-11-17 2021-03-09 尚福涛 Road and bridge construction road surface levels detection device

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