CN213067539U - Laser ranging tunnel section detection device - Google Patents
Laser ranging tunnel section detection device Download PDFInfo
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- CN213067539U CN213067539U CN202022155493.XU CN202022155493U CN213067539U CN 213067539 U CN213067539 U CN 213067539U CN 202022155493 U CN202022155493 U CN 202022155493U CN 213067539 U CN213067539 U CN 213067539U
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Abstract
The utility model provides a laser rangefinder tunnel section detection device, including fixing support, foot spiral, mounting plate, rotating disc, laser emission mechanism, horizontal plate laser range finder and vertical dish laser range finder, the fixing support outward appearance is triangle-shaped, and the fixing support upside is provided with mounting plate, and fixing support up end triangle position and mounting plate are down individual between the terminal surface be provided with a foot spiral, and the mounting plate up end is provided with two rotating disc, is provided with laser emission mechanism on the rotating disc, compares with prior art, the utility model discloses following beneficial effect has: the tunnel settlement monitoring device is suitable for tunnel section detection and tunnel settlement monitoring, has the advantages of simple detection process, high accuracy, high detection speed and the like when the tunnel section is detected, and has the advantages of accurate positioning, long monitoring period, high data reading speed and the like when the tunnel section is detected.
Description
Technical Field
The utility model relates to a laser rangefinder tunnel section detection device belongs to detection area.
Background
The existing tunnel detection technology comprises a traditional detection method and an innovative scheme of the prior art, the traditional detection method comprises a manual visual method, a profiler convergence method, a total station and other methods, the measurement efficiency and the measurement precision are difficult to be considered, and the traditional detection method is not suitable for the current new situation; in the innovative scheme of the prior art, additional functions such as a shooting method and the like are added on the basis of the traditional detection method, laser irradiated on the tunnel contour is shot by a camera to record light spots, and then contour fitting of the tunnel is carried out, so that although the detection speed and the control cost can be improved to a certain extent, the problem of low detection precision, such as the imaging quality of the camera, the capture of the light spots under weak light and the positioning of the central line of the tunnel contour, which affect the detection precision, is not well solved; the utility model also discloses a laser section detector, its advantage lies in reforming transform some defects of traditional laser section appearance, nevertheless can accurately find the section mid point position when not solving laser survey section essentially for the contour line that the fitting was obtained is exactly the outline line of surveying the position.
In order to realize accurate detection of the profile of the tunnel section, the most important thing is to measure the actual profile of a designated section, but in the detection of the profile of the actual tunnel section, the central axis of the tunnel section must be found first, and at this time, a known control point is often needed to set out the tunnel, and then the tunnel section is centered and leveled, and the laser emitted by a laser profiler is used for ranging the tunnel section. And sequentially lofting to other sections in the tunnel, wherein the step is complex. The utility model aims at providing a laser rangefinder tunnel section device and measuring method in order to overcome the defect that above-mentioned prior art exists, it is applicable to tunnel section and detects and tunnel settlement monitoring, and tunnel section detects time measuring and has advantages such as the detection process is simple, the accuracy is high, detection speed is fast, and tunnel settlement monitoring has the location accuracy, monitoring cycle length, data reading advantage such as fast.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a laser rangefinder tunnel section detection device to the not enough that prior art exists, the utility model aims at providing a through increasing fixing support, foot spiral, mounting plate, round level appearance, rotating circular disk, display screen, operating button, laser emission mechanism, horizontal plate laser range finder and vertical dish laser range finder to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above purpose, the present invention is realized by the following technical solution: a laser ranging tunnel section detection device comprises a fixed support, a foot screw, a mounting bottom plate, a circular level gauge, a rotary disc, a display screen, an operation button, a laser emission mechanism, a horizontal disc laser range finder and a vertical disc laser range finder, the fixed support is triangular in appearance, the upper side of the fixed support is provided with an installation bottom plate, a foot spiral is arranged between the triangle position of the upper end surface of the fixed support and the lower end surface of the installation bottom plate, the front end surface of the mounting bottom plate is provided with a circular level gauge, the upper end surface of the mounting bottom plate is provided with two rotating discs, the rotating disc is provided with a laser emission mechanism, the upper end surface of the laser emission mechanism is provided with a display screen and an operation button, the operating button is located the display screen front side, laser emission mechanism right-hand member face is provided with horizontal disc laser range finder, laser emission mechanism left end face is provided with vertical disc laser range finder.
Furthermore, the lower end face of the foot spiral is fixedly connected with the upper end face of the fixed support, and the upper end face of the foot spiral is fixedly connected with the lower end face of the mounting bottom plate.
Furthermore, the circular level gauge is fixed in the middle of the front end face of the mounting base plate through a plurality of screws.
Furthermore, the two rotating disks are rotatably connected through a rotating shaft, and the lower end face of the rotating disk is fixed on the upper end face of the mounting base plate through a plurality of screws.
Furthermore, the bottom of the laser emission mechanism is fixed on the upper end face of the upper side rotating disc through screws.
Furthermore, the appearances of the horizontal disc laser range finder and the vertical disc laser range finder are both bowl-shaped.
The utility model has the advantages that: the utility model discloses a laser rangefinder tunnel section detection device is applicable to tunnel section and detects and tunnel settlement monitoring, and tunnel section detects time measuring and has advantages such as the detection process is simple, the accuracy is high, detection speed is fast, and tunnel settlement monitoring has the location accuracy, and monitoring cycle length, data read advantages such as fast, in the in-service use, more are fit for being applied to detection area.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic perspective view of a laser ranging tunnel section detection device according to the present invention;
fig. 2 is a schematic front sectional view of the laser ranging tunnel section detection device of the present invention;
fig. 3 is a bottom view of the laser ranging tunnel section detection device of the present invention;
fig. 4 is a top view of the emitting state of the laser ranging tunnel section detection device of the present invention;
fig. 5 is an elevation view of the emitting state of the laser ranging tunnel section detection device of the present invention;
FIG. 6 is a tunnel profile fit graph;
in the figure: the laser ranging device comprises a fixed support 1, a 2-foot spiral, a 3-mounting bottom plate, a 4-circular level, a 5-rotating disc, a 6-display screen, a 7-operating button, an 8-laser emitting mechanism, a 9-horizontal disc laser range finder and a 10-vertical disc laser range finder.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1-6, the present invention provides a technical solution: a laser ranging tunnel section detection device comprises a fixed support 1, a foot spiral 2, a mounting bottom plate 3, a circular level 4, a rotating disc 5, a display screen 6, an operating button 7, a laser emission mechanism 8, a horizontal disc laser range finder 9 and a vertical disc laser range finder 10, wherein the fixed support 1 is triangular in appearance, the mounting bottom plate 3 is arranged on the upper side of the fixed support 1, one foot spiral 2 is arranged between the triangle position of the upper end face of the fixed support 1 and the lower end face of the mounting bottom plate 3, the circular level 4 is arranged on the front end face of the mounting bottom plate 3, the two rotating discs 5 are arranged on the upper end face of the mounting bottom plate 3, the laser emission mechanism 8 is arranged on the rotating discs 5, the display screen 6 and the operating button 7 are arranged on the upper end face of the laser emission mechanism 8, the operating button 7 is positioned on the front side of the display screen 6, the horizontal disc laser range finder 9, the left end face of the laser emission mechanism is provided with a vertical disc laser range finder 10.
Terminal surface and the 1 up end fixed connection of fixing support under the foot spiral 2, terminal surface fixed connection under foot spiral 2 up end and the mounting plate 3, circle level 4 is in the middle of the terminal surface before mounting plate 3 through a plurality of screw fixation, rotate through the pivot between two rotating circular disk 5 and connect, terminal surface passes through a plurality of screw fixation at mounting plate 3 up end under the 5 rotating circular disk of downside, 8 bottoms of laser emission mechanism pass through the screw fixation at 5 up end of the 5 rotating circular disk of upside, the 10 outward appearances of horizontal plate laser range finder 9 and vertical dish laser range finder are the bowl form.
As an embodiment of the present invention: placing the device on the ground and observing the side circular level 4, adjusting the foot screw to center the bubble in the circular level 4, ensuring the device to be horizontal in the detection process, turning on the power switch of the device, pressing the operation button 7, starting the horizontal laser line and the vertical laser line, adjusting the position of the device to be parallel to the measured section, starting the horizontal disc range finder in the operation interface selection menu, storing the measured data as 000001 after the horizontal disc range finder rotates 360 degrees, starting the vertical range finder in the selection menu of the operation interface after the return of the horizontal disc laser range finder 9 is stable, inputting the starting angle, the ending angle and the required rotation pause angle by a keyboard so as to arrange the measured point and improve the measurement accuracy, starting the emitted laser from the set starting angle and ending the ending angle, after the measurement is finished, starting the reduction function by the vertical disc laser range finder 10, and returning to the starting point after rotating 180 degrees, the measured data are stored as a file 000002, after the detection of the profile of one tunnel section is finished, the 000002 file is extracted, the processor can perform point tracing on the obtained data by using a polar coordinate method, a broken line is fitted to the profile of the tunnel by using a least square method, a circle of laser is automatically scanned for 360 degrees in the graphs in the figures 5 and 6, then the distance of the laser point scanned to the surface of the tunnel lining structure is recorded, a plurality of tunnel profile scanning graphs are obtained by moving the same horizontal position of the distance meter, finally, the data are derived and summarized, and the central line and the profile graph of the tunnel can be obtained by performing least square fitting processing.
As an embodiment of the present invention: when the laser section detector is used for detecting the tunnel section, because a control point is not required to be known in advance and the laser section detector is arranged in the tunnel, the time can be greatly saved, the detection efficiency is improved, after a laser line with the shortest distance to an instrument is found in the horizontal direction, the vertical surface of the tunnel section can be determined at a fixed point, then the laser section detector is started to emit laser in the vertical direction, the data is recorded in real time and stored in a specified folder, after the data of the tunnel section is obtained, a polar coordinate method is used for tracing points, a broken line is fitted into the tunnel profile by a least square method, the data analysis process can save the data processing time by simple programming, when the laser section detector is used for monitoring the settlement change condition of the tunnel profile in the early period of operation in real time, because the construction and the setting of the laser section detector to the specified control point in the tunnel are not required, the setting time is saved, mark the fixed point position after the monitoring is once, the data that can repeat fixed point monitoring and save can carry out real-time contrastive analysis, and the analytic process of data is simple, only through the data change condition of contrast each laser point, can know the settlement change condition of this point, the utility model has the advantages of detect process is simple, the accuracy is high, the detection speed is fast, the tunnel settlement monitoring has the location accuracy, monitoring cycle length, data reading advantage such as fast.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a laser rangefinder tunnel section detection device, includes fixing support, foot spiral, mounting plate, circle level gauge, rotating circular disk, display screen, operating button, laser emission mechanism, horizontal plate laser range finder and vertical dish laser range finder, its characterized in that: the utility model discloses a laser ranging device, including fixing support, mounting plate, fixing support up end triangle-shaped, mounting plate upper end is provided with mounting plate, it is provided with a foot spiral to fix support up end triangle-shaped between the terminal surface under terminal surface and the mounting plate, the terminal surface is provided with the circular level appearance before the mounting plate, the mounting plate up end is provided with two rotating circular discs, the last laser emission mechanism that is provided with of rotating circular disc, laser emission mechanism up end is provided with display screen and operating button, operating button is located the display screen front side, laser emission mechanism right-hand member face is provided with horizontal disc laser range finder, laser emission mechanism left end face is provided with vertical disc laser range finder.
2. The laser ranging tunnel section detection device as claimed in claim 1, wherein: the lower end face of the foot spiral is fixedly connected with the upper end face of the fixed support, and the upper end face of the foot spiral is fixedly connected with the lower end face of the mounting bottom plate.
3. The laser ranging tunnel section detection device as claimed in claim 1, wherein: the circular level gauge is fixed in the middle of the front end face of the mounting base plate through a plurality of screws.
4. The laser ranging tunnel section detection device as claimed in claim 1, wherein: the two rotating disks are rotatably connected through a rotating shaft, and the lower end face of each rotating disk is fixed on the upper end face of the mounting base plate through a plurality of screws.
5. The laser ranging tunnel section detection device as claimed in claim 1, wherein: the bottom of the laser emission mechanism is fixed on the upper end face of the upper side rotating disc through screws.
6. The laser ranging tunnel section detection device as claimed in claim 1, wherein: the appearance of the horizontal disc laser range finder and the appearance of the vertical disc laser range finder are both bowl-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022155493.XU CN213067539U (en) | 2020-09-27 | 2020-09-27 | Laser ranging tunnel section detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022155493.XU CN213067539U (en) | 2020-09-27 | 2020-09-27 | Laser ranging tunnel section detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213067539U true CN213067539U (en) | 2021-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022155493.XU Active CN213067539U (en) | 2020-09-27 | 2020-09-27 | Laser ranging tunnel section detection device |
Country Status (1)
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|---|---|
| CN (1) | CN213067539U (en) |
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2020
- 2020-09-27 CN CN202022155493.XU patent/CN213067539U/en active Active
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