CN114993247A - Tunnel inner height measuring device and method - Google Patents
Tunnel inner height measuring device and method Download PDFInfo
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- CN114993247A CN114993247A CN202210626403.1A CN202210626403A CN114993247A CN 114993247 A CN114993247 A CN 114993247A CN 202210626403 A CN202210626403 A CN 202210626403A CN 114993247 A CN114993247 A CN 114993247A
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- 238000000034 method Methods 0.000 title claims abstract description 19
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- 239000010959 steel Substances 0.000 claims abstract description 20
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 6
- 238000005259 measurement Methods 0.000 claims description 23
- 230000005855 radiation Effects 0.000 claims description 12
- 238000011900 installation process Methods 0.000 claims description 4
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C3/00—Measuring distances in line of sight; Optical rangefinders
- G01C3/10—Measuring distances in line of sight; Optical rangefinders using a parallactic triangle with variable angles and a base of fixed length in the observation station, e.g. in the instrument
- G01C3/20—Measuring distances in line of sight; Optical rangefinders using a parallactic triangle with variable angles and a base of fixed length in the observation station, e.g. in the instrument with adaptation to the measurement of the height of an object
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
- G01C15/002—Active optical surveying means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
- G01C15/002—Active optical surveying means
- G01C15/008—Active optical surveying means combined with inclination sensor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
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- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention provides a device and a method for measuring the height in a tunnel, which comprises a measuring platform, a steel rail platform, a single chip processor and a standing support rod, wherein the surface of the standing support rod is connected with a standing sleeve in an assembling manner, one end of the standing sleeve is connected with a laser measuring spotlight in an assembling manner through a groove, steel rail connecting seats are fixedly arranged on two sides of the bottom end of the measuring platform, a containing groove is formed in the front surface of the measuring platform, a rotary mounting seat is fixedly arranged at the top end of the measuring platform, a laser straight spotlight is arranged on the surface of the rotary mounting seat, an angle sensor is fixedly arranged at the position of a rotating shaft of the rotary mounting seat, the single chip processor is fixedly arranged on one side of the top end of the measuring platform, and a liquid crystal display screen is fixedly arranged at the top end of the single chip processor Simple structure, and convenient disassembly, assembly and transportation.
Description
Technical Field
The invention belongs to the technical field of tunnel height measurement, and relates to a device and a method for measuring the height in a tunnel.
Background
The tunnel is an engineering building buried in the stratum and is a form of underground space utilized by human beings, the tunnel can be divided into a traffic tunnel, a hydraulic tunnel, a municipal tunnel, a mine tunnel and a military tunnel, the structure of the tunnel comprises a main building and auxiliary equipment, the main building comprises a tunnel body and a tunnel door, the auxiliary equipment comprises a car shelter, a fire protection facility, an emergency communication and water prevention and drainage facility, and the long tunnel is also provided with special ventilation and lighting equipment.
In subway construction, all the lamps, cables, optical cables, fire-fighting water pipes and professional equipment in an interval tunnel are required to be installed on the wall of the tunnel, the professional pipelines and the professional equipment are fixed in design, the same equipment is installed at the same height from the rail surface, and how to accurately and efficiently measure the construction height from one point on the wall of the annular tunnel to the rail surface becomes a key step of the installation work in the interval tunnel.
The patent number is CN202120493046.7 discloses a tunnel inner wall height measurement car, its technical scheme main points include the automobile body, be equipped with the mount pad on the automobile body, install universal spirit level on the mount pad, be connected with the telescopic link of perpendicular to mount pad on the mount pad, install light ray device on the extension end of telescopic link, light ray device is including laser range finder and laser pen, the laser pen can be followed this horizontal plane direction and laser range finder and be the angular rotation, still be equipped with the treater on the automobile body, accurate measurement demand height has, the effect of improvement work efficiency, however in the above-mentioned patent, because the straightness that hangs down of telescopic link is difficult to effective the guarantee, and because telescopic link flexible length is longer, the rigidity reduces, the disturbance increases, make height measurement error progressively increase, for this reason, we provide a height measurement device and method in the tunnel.
Disclosure of Invention
The present invention is directed to a device and a method for measuring the height inside a tunnel, so as to solve the problems mentioned in the background art.
The purpose of the invention can be realized by the following technical scheme: a tunnel internal height measuring device comprises a measuring platform, a steel rail platform, a singlechip processor and a standing support rod, the middle part of the top end of the measuring platform is assembled and connected with a standing support rod, the surface of the standing support rod is assembled and connected with a standing sleeve, one end of the standing sleeve is assembled and connected with a laser measuring spotlight through a groove, steel rail connecting seats are fixedly arranged on two sides of the bottom end of the measuring platform, the surfaces of the two steel rail connecting seats are connected with a steel rail platform, the front surface of the measuring platform is provided with a containing groove, the top end of the measuring platform is fixedly provided with a rotary mounting seat, the surface of the rotary mounting seat is provided with a laser straight spot lamp, the rotating shaft of the rotary mounting seat is fixedly provided with an angle sensor, one side fixed mounting on measuring platform top has single chip processor, single chip processor's top fixed mounting has liquid crystal display.
In the device and the method for measuring the height in the tunnel, the rotating circle center of the laser straight spot lamp and the emission point of the laser measuring spot lamp are positioned on the same central axis.
In foretell high measuring device and method in tunnel, the other end fixedly connected with digital display scale of standing cover, the surperficial swing joint of digital display scale has the digital display screen, the one end fixedly connected with catch bar of digital display screen, the one end and the laser surveying shot-light of catch bar are connected.
In the device and the method for measuring the height in the tunnel, the surface of the digital display type scale is provided with the bearing guide sleeve, and the bearing guide sleeve is connected with the push rod in a guiding manner.
In the above apparatus and method for measuring a height inside a tunnel, a method for measuring a height inside a tunnel includes the following steps:
s1: a steel rail connecting seat at the bottom end of the measuring platform is connected with the steel rail platform in an installing mode, the levelness of the measuring platform is adjusted through a level meter, and the error of the levelness is controlled to be one thousandth;
s2: the standing support rod is in a multi-section splicing form, the standing support rod is assembled and connected to the middle of the top end of the measuring platform, the verticality is guaranteed to be controlled to be one in a thousandth by measuring the verticality, and the standing sleeve is installed;
s3: the laser measuring spotlight is installed at a groove at one end of the standing sleeve, the levelness of the groove of the standing sleeve needs to be measured in the installation process, the assembly precision is high, and the parallelism between the central axis of the laser measuring spotlight and the central axis of the groove is controlled to be 0.012;
s4: the laser measuring spot lamp is electrified and illuminated to form a horizontal straight line to the inner wall of the tunnel to form an irradiation point, and the irradiation point of the laser straight spot lamp is coincided with the irradiation point of the laser measuring spot lamp by rotating the electrified laser straight spot lamp;
s5: the angle sensor transmits the recorded angle information to the single chip processor, and then the horizontal irradiation distance of the spotlight is measured according to the laser to form a trigonometric function; and obtaining the distance between the standing sleeve and the measuring platform according to the trigonometric function relation.
In the above device and method for measuring the height inside a tunnel, in step S3, after the laser measurement spotlight is installed, it is necessary to adjust the emitting point of the laser measurement spotlight and the rotation center of the laser direct spotlight, and determine whether the emitting point and the rotation center are on the same central axis;
if the laser measuring spotlight is not located in the same central axis, the digital display screen on the surface of the digital display scale is needed, the push rod is used for pushing the laser measuring spotlight to extend out of the corresponding length, and the digital display screen displays the distance for recording and adjusting.
Compared with the prior art, the device and the method for measuring the height in the tunnel have the advantages that: through the single chip processor, the liquid crystal display screen, the standing support rod, the standing sleeve, the laser measurement spotlight, the angle sensor, the laser direct-emitting lamp and the rotating mounting seat, the laser measurement spotlight is electrified to illuminate to form a horizontal straight line to the inner wall of the tunnel to form a radiation point, and then the laser direct-emitting lamp after being electrified is rotated to enable the radiation point of the laser direct-emitting lamp to coincide with the radiation point of the laser measurement spotlight; the angle sensor transmits the recorded angle information to the single chip processor, and then the horizontal irradiation distance of the spotlight is measured according to the laser to form a trigonometric function; according to the distance of trigonometric function relational expression reacing standing cover to measuring platform, measure the height of position promptly, and measuring device has small, simple structure, removable assecmbly, transport convenience.
Drawings
Fig. 1 is a schematic structural diagram of an apparatus and a method for measuring a height in a tunnel according to the present invention.
Fig. 2 is a schematic diagram of a measuring state of the device and the method for measuring the height in the tunnel according to the present invention.
In the figure, 1, a measuring platform; 2. a steel rail platform; 3. a steel rail connecting seat; 4. a single chip processor; 5. a liquid crystal display screen; 6. upright support posts; 7. standing sleeves; 8. a digital display scale; 9. a digital display screen; 10. a push rod; 11. a bearing guide sleeve; 12. a laser measurement spotlight; 13. an angle sensor; 14. a laser direct-emitting lamp; 15. rotating the mounting seat; 16. a receiving groove.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.
As shown in figures 1 and 2, the invention relates to a device and a method for measuring the height in a tunnel, which comprises a measuring platform 1, a steel rail platform 2, a singlechip processor 4 and a standing support 6, wherein the middle part of the top end of the measuring platform 1 is in assembly connection with the standing support 6, the surface of the standing support 6 is in assembly connection with a standing sleeve 7, one end of the standing sleeve 7 is in assembly connection with a laser measuring spotlight 12 through a groove, both sides of the bottom end of the measuring platform 1 are fixedly provided with steel rail connecting seats 3, the surfaces of the two steel rail connecting seats 3 are in mounting connection with the steel rail platform 2, the front of the measuring platform 1 is provided with a storage groove 16, the top end of the measuring platform 1 is fixedly provided with a rotary mounting seat 15, the surface of the rotary mounting seat 15 is provided with a laser straight spotlight 14, an angle sensor 13 is fixedly arranged at the rotating shaft of the rotary mounting seat 15, one side of the top end of the measuring platform 1 is fixedly provided with the singlechip processor 4, the top end of the single chip processor 4 is fixedly provided with a liquid crystal display screen 5.
The rotation centre of a circle of laser direct-lit lamp 14 is in same axis department with the launch site of laser survey shot-light 12, it is vertical state to guarantee to connect the straight line between launch site and the rotation centre of a circle, improve the measuring degree of accuracy, upright cover 7's other end fixedly connected with digital display scale 8, digital display scale 8's surperficial swing joint has digital display screen 9, digital display screen 9's one end fixedly connected with catch bar 10, the one end and the laser survey shot-light 12 of catch bar 10 are connected, digital display scale 8's surface mounting has bearing guide sleeve 11, bearing guide sleeve 11 and catch bar 10 direction connection, the aim at that sets up like this: if the laser measuring spot light is not in the same central axis, the digital display screen 9 on the surface of the digital display scale 8 is needed, the push rod 10 is used for pushing the laser measuring spot light 12 to extend out of the corresponding length, and the digital display screen 9 displays the distance for recording and adjusting.
In addition, the diameter of the push rod 10 is selected to match the diameter of the laser measuring lamp 12, and the diameter ratio is controlled to be 2: 3.
A method for measuring the height in a tunnel comprises the following steps:
s1: a steel rail connecting seat 3 at the bottom end of a measuring platform 1 is installed and connected with a steel rail platform 2, the levelness of the measuring platform 1 is adjusted through a level meter, and the error of the levelness is controlled to be one thousandth;
s2: the standing support rod 6 is in a multi-section splicing form, the standing support rod 6 is assembled and connected to the middle of the top end of the measuring platform 1, the verticality is guaranteed to be controlled to be one per thousand by measuring the verticality, and the standing sleeve 7 is installed;
s3: the laser measuring spot lamp 12 is installed at a groove at one end of the standing sleeve 7, the levelness and the assembly precision of the groove of the standing sleeve 7 need to be measured in the installation process, and the parallelism of the central axis of the laser measuring spot lamp 12 and the central axis of the groove is controlled to be 0.012;
s4: the laser measurement spot lamp 12 is electrified to illuminate to form a horizontal straight line to the inner wall of the tunnel to form a radiation point, and the radiation point of the laser direct spot lamp 14 is coincided with the radiation point of the laser measurement spot lamp 12 by rotating the electrified laser direct spot lamp 14;
s5: the angle sensor 13 transmits the recorded angle information to the singlechip processor 4, and then a trigonometric function is formed according to the horizontal irradiation distance of the laser measuring spot lamp 12; and the distance between the standing sleeve 7 and the measuring platform 1 is obtained according to the trigonometric function relation.
Example one
In step S3, after the laser measurement spot lamp 12 is installed, the emitting point of the laser measurement spot lamp 12 and the rotation center of the laser straight spot lamp 14 need to be adjusted, and whether the emitting point and the rotation center are located on the same central axis is determined;
if the two parts are not in the same central axis, the digital display screen 9 on the surface of the digital display scale 8 is needed to push the laser measuring spot lamp 12 to extend out by a corresponding length by using the push rod 10, and the digital display screen 9 displays the distance for recording and adjusting.
During specific measurement, a steel rail connecting seat 3 at the bottom end of a measuring platform 1 is connected with a steel rail platform 2 in an installing mode, the levelness of the measuring platform 1 is adjusted through a level meter, and the error of the levelness is controlled to be one thousandth; the standing support rod 6 is in a multi-section splicing form, the standing support rod 6 is assembled and connected to the middle of the top end of the measuring platform 1, the verticality is guaranteed to be controlled to be one per thousand by measuring the verticality, and the standing sleeve 7 is installed; the laser measuring spot lamp 12 is installed at a groove at one end of the standing sleeve 7, the levelness and the assembling precision of the groove of the standing sleeve 7 need to be measured in the installation process, and the parallelism between the central axis of the laser measuring spot lamp 12 and the central axis of the groove is controlled to be 0.012; the laser measurement spot lamp 12 is electrified to illuminate to form a horizontal straight line to the inner wall of the tunnel to form a radiation point, and the radiation point of the laser direct spot lamp 14 is coincided with the radiation point of the laser measurement spot lamp 12 by rotating the electrified laser direct spot lamp 14; the angle sensor 13 transmits the recorded angle information to the singlechip processor 4, and then a trigonometric function is formed according to the horizontal irradiation distance of the laser measuring spotlight 12; and the distance from the standing sleeve 7 to the measuring platform 1, namely the height of the measuring point position is obtained according to the trigonometric function relation.
Those not described in detail in this specification are well within the skill of the art. The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (6)
1. The utility model provides a height measuring device in tunnel, includes measuring platform (1), rail platform (2), singlechip processor (4) and upright branch (6), its characterized in that, the middle part on measuring platform (1) top with upright branch (6) be assembled between/be connected between, the surface be assembled between/be connected between of upright branch (6) has upright cover (7), the one end of standing cover (7) has laser measurement shot-light (12) through seting up the recess be assembled between/be connected between, the both sides of measuring platform (1) bottom are all fixed mounting have rail connecting seat (3), two the surface of rail connecting seat (3) all with rail platform (2) be installed between/be connected between, the front of measuring platform (1) has been seted up and has been accomodate groove (16), the top fixed mounting of measuring platform (1) has rotation mount (15), the surface mounting of rotation mount (15) has laser direct shot-light (14), the equal fixed mounting in axis of rotation department of rotating mount pad (15) has angle sensor (13), one side fixed mounting on measuring platform (1) top has singlechip treater (4), the top fixed mounting of singlechip treater (4) has liquid crystal display (5).
2. The device for measuring the height in the tunnel as claimed in claim 1, wherein the center of the rotation circle of the laser straight spot lamp (14) and the emission point of the laser measuring spot lamp (12) are positioned at the same central axis.
3. The in-tunnel height measuring device of claim 1, wherein the other end of the standing sleeve (7) is fixedly connected with a digital display scale (8), the surface of the digital display scale (8) is movably connected with a digital display screen (9), one end of the digital display screen (9) is fixedly connected with a push rod (10), and one end of the push rod (10) is connected with a laser measuring spot lamp (12).
4. The height measuring device in the tunnel according to claim 3, wherein the surface of the digital display scale (8) is provided with a bearing guide sleeve (11), and the bearing guide sleeve (11) is connected with the push rod (10) in a guiding way.
5. A method for measuring the height in a tunnel is characterized by comprising the following steps:
s1: a steel rail connecting seat (3) at the bottom end of a measuring platform (1) is installed and connected with a steel rail platform (2), the levelness of the measuring platform (1) is adjusted through a level meter, and the error of the levelness is controlled to be one thousandth;
s2: the standing support rod (6) is in a multi-section splicing form, the standing support rod (6) is assembled and connected to the middle of the top end of the measuring platform (1), the verticality is guaranteed through measuring the verticality, the error is controlled to be one per thousand, and a standing sleeve (7) is installed;
s3: the laser measurement spot lamp (12) is installed at a groove at one end of the standing sleeve (7), the levelness and the assembly precision of the groove of the standing sleeve (7) need to be measured in the installation process, and the parallelism of the central axis of the laser measurement spot lamp (12) and the central axis of the groove is controlled to be 0.012;
s4: the laser measurement spot lamp (12) is electrified and illuminated to form a horizontal straight line to the inner wall of the tunnel to form a radiation point, and the radiation point of the laser direct spot lamp (14) is coincided with the radiation point of the laser measurement spot lamp (12) by rotating the electrified laser direct spot lamp (14);
s5: the angle sensor (13) transmits the recorded angle information to the singlechip processor (4), and then a trigonometric function is formed according to the horizontal irradiation distance of the laser measuring spotlight (12); and the distance between the standing sleeve (7) and the measuring platform (1) is obtained according to the trigonometric function relation.
6. The method for measuring the height inside the tunnel according to claim 5, wherein in step S3, after the laser measuring spot lamp (12) is installed, the emitting point of the laser measuring spot lamp (12) and the rotation center of the laser straight spot lamp (14) need to be adjusted, and whether the emitting point and the rotation center are on the same central axis is determined;
if the laser measuring spot light is not in the same central axis, a digital display screen (9) on the surface of the digital display scale (8) is needed, a push rod (10) is used for pushing a laser measuring spot light (12) to extend out of the corresponding length, and the digital display screen (9) displays the distance of record adjustment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210626403.1A CN114993247A (en) | 2022-06-02 | 2022-06-02 | Tunnel inner height measuring device and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210626403.1A CN114993247A (en) | 2022-06-02 | 2022-06-02 | Tunnel inner height measuring device and method |
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| CN114993247A true CN114993247A (en) | 2022-09-02 |
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| CN202210626403.1A Pending CN114993247A (en) | 2022-06-02 | 2022-06-02 | Tunnel inner height measuring device and method |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1548400A1 (en) * | 2003-12-23 | 2005-06-29 | Vogel und Ploetscher GmbH | Apparatus for inspecting rails |
| CN206583411U (en) * | 2017-03-02 | 2017-10-24 | 莫敏华 | A kind of skyscraper measurement apparatus |
| CN214537957U (en) * | 2021-03-08 | 2021-10-29 | 中铁北京工程局集团有限公司 | Tunnel inner wall height measuring vehicle |
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2022
- 2022-06-02 CN CN202210626403.1A patent/CN114993247A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1548400A1 (en) * | 2003-12-23 | 2005-06-29 | Vogel und Ploetscher GmbH | Apparatus for inspecting rails |
| CN206583411U (en) * | 2017-03-02 | 2017-10-24 | 莫敏华 | A kind of skyscraper measurement apparatus |
| CN214537957U (en) * | 2021-03-08 | 2021-10-29 | 中铁北京工程局集团有限公司 | Tunnel inner wall height measuring vehicle |
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