CN114485553B - Airport assembly type road surface installation leveling measurement method - Google Patents
Airport assembly type road surface installation leveling measurement method Download PDFInfo
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- CN114485553B CN114485553B CN202210095883.3A CN202210095883A CN114485553B CN 114485553 B CN114485553 B CN 114485553B CN 202210095883 A CN202210095883 A CN 202210095883A CN 114485553 B CN114485553 B CN 114485553B
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- 238000000691 measurement method Methods 0.000 title description 3
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- 238000010276 construction Methods 0.000 claims abstract description 7
- 238000004364 calculation method Methods 0.000 claims description 4
- 238000004164 analytical calibration Methods 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract description 13
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C5/00—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
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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
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Abstract
The application relates to a novel measuring method for installing and leveling an airport assembly type road surface, which comprises the following steps: the system comprises a high-precision total station, a plurality of observation piers, an assembly vehicle and a spherical prism; the spherical prism is fixedly arranged on the assembly vehicle; the observation pier is forced to center the construction control network; the high-precision total station is arranged between the control point and the road surface to be installed; the method comprises the following steps: comprising the following steps: the high-precision total station respectively observes the control point and the vertical angle and the distance of the quadrangular spherical prism on the assembled vehicle, and finally calculates the height difference and the installation leveling quantity of the road surface according to the observation data; step 1: calibrating an instrument; step 2: erecting a measuring station; step 3: observing the inclined distance and the vertical angle; step 4: calculating the height difference; step 5: and obtaining accurate elevation values of four corners of the assembled pavement through adjustment processing. The application provides accurate measurement values for automatic leveling, and finally achieves the control level of the road surface flatness accuracy within 0.5 mm.
Description
Technical Field
The application relates to the field of airport pavement construction, in particular to a measuring method for mounting and leveling an airport assembly type pavement.
Background
The assembled concrete pavement slab is prefabricated in advance in a factory, and has stable production environment, reliable quality and good durability. The whole construction process is high in mechanization and intelligence level, the parallel flow operation is organized by the working procedures respectively, the efficiency is high, and the construction period is short. The prior art technology at home and abroad is mature in the manufacture of the road surface, but the complete automation in the installation is not realized yet. The traditional installation leveling measurement generally adopts a method of two-level measurement, and has the defects of high labor intensity and low efficiency. The prism for measuring the triangular elevation can be conveniently installed on an assembly vehicle, and the observation work has the advantage of high efficiency, and is more suitable for the installation and leveling measurement of an automatic assembly type road surface. However, since the triangulation is affected by errors such as angle errors, ranging errors, instrument heights, prism heights, earth curvatures, atmospheric refraction, etc., special measurement and data processing methods are required to eliminate or reduce the triangulation errors in order to meet the accuracy requirements specified in the specification.
Disclosure of Invention
The application aims to solve the defects, and provides a measuring method for installing and leveling an airport assembly type road surface; the method is used for rapidly obtaining the leveling elevation value of the airfield pavement in the installation process, providing accurate measurement values for automatic leveling, and finally achieving the control level of the flatness accuracy of the airfield pavement within 0.5 mm.
The application is realized by adopting the following technical scheme.
The application relates to a measuring method for mounting and leveling an airport assembly type road surface, which comprises the following steps: the system comprises a high-precision total station, a plurality of observation piers, an assembly vehicle and a spherical prism;
the spherical prism is fixedly arranged on the assembly vehicle;
the observation pier is forced to center the construction control network;
the high-precision total station is arranged between the control point and the road surface to be installed;
the method comprises the following steps:
comprising the following steps: the high-precision total station respectively observes the control point and the vertical angle and the distance of the quadrangular spherical prism on the assembled vehicle, and finally calculates the height difference and the installation leveling quantity of the road surface according to the observation data;
step 1: calibrating an instrument;
step 2: erecting a measuring station;
step 3: observing the inclined distance and the vertical angle;
step 4: calculating the height difference;
step 5: and obtaining accurate elevation values of four corners of the assembled pavement through adjustment processing.
Further, the step 1 instrument calibration specifically includes correction of instrument compensator, horizontal axis tilt error, vertical axis tilt error and auto-calibration error.
Furthermore, the step 2 of erecting the measuring station specifically comprises the steps of selecting a measuring station position between an assembly vehicle and a control point, wherein the sight distance is less than 50m, the front-rear sight distance difference is less than 2m, and instruments and prisms are higher than the ground by more than 0.5 m.
Furthermore, the step 3 of observing the inclined distance and the vertical angle specifically comprises the steps of obtaining the inclined distance and the vertical angle observed value between the measuring station and the control point and the inclined distance and the vertical angle observed value between the measuring station and the quadrangular prism through a multi-time measuring-back method observation mode.
Further, the step 4 specifically includes a height difference calculating method that:
the elevation of the point A is known as H A B is to be fixed point, alpha is vertical angle, S A 、S B The inclined distances between the measuring station to the known point and the point to be fixed are respectively V A 、V B The prism heights of the known point and the prism to be fixed point are respectively, and the height difference formula of the A, B two points is as follows:
h AB ＝S B *sinα B -S A *sinα A +V A -V B 。
furthermore, the high-precision total station is arranged in the middle of the observation point.
Further, in the observation of the application, the instrument follows a 'back-front-back' observation sequence, firstly observes the back vision control point, and then observes the spherical prisms fixed on four corners of the fabricated road surface.
Furthermore, the high-precision total station is 0.5m higher than the ground, the optimal climate environment conditions are overcast, rainless, foggy and windless, and the optimal observation period is 2 hours after sunrise to 2 hours before sunset.
Further, step 5 of the present application specifically includes transmitting the observation data to the existing device: and the intelligent assembly system performs adjustment calculation to obtain the height difference between the observation point and the control point, and further obtains the accurate elevation of the four corners.
Further, the present application provides for transmitting observation data to an existing device: the intelligent assembly system is characterized in that observation data is transmitted into the existing equipment through Bluetooth or WiFi: an intelligent assembly system.
Compared with a leveling method, the leveling method has the advantages that the leveling method greatly improves the measurement efficiency, and simultaneously reduces the number of personnel and instruments necessary for measurement because the leveling method can be carried out simultaneously with plane observation; compared with the traditional unidirectional triangular height Cheng Wang, the precise triangular elevation measurement method with the intermediate station is adopted, so that the influence of instrument height errors is effectively eliminated, meanwhile, the precisely processed fixed-length prism group is adopted, the influence of prism high errors is eliminated, and the adoption of the high-precision measurement robot ensures the reliability of measurement precision.
The application is further explained below with reference to the drawings and the detailed description.
Drawings
FIG. 1 is a schematic illustration of an assembled road surface installation leveling triangle elevation measurement.
Fig. 2 is a schematic diagram of a precision triangulation elevation measurement.
Detailed Description
The application relates to a measuring method for mounting and leveling an airport assembly type road surface, which comprises the following steps: the system comprises a high-precision total station, a plurality of observation piers, an assembly vehicle and a spherical prism;
the spherical prism is fixedly arranged on the assembly vehicle;
the observation pier is forced to center the construction control network;
the high-precision total station is arranged between the control point and the road surface to be installed;
the method comprises the following steps:
comprising the following steps: the high-precision total station respectively observes the control point and the vertical angle and the distance of the quadrangular spherical prism on the assembled vehicle, and finally calculates the height difference and the installation leveling quantity of the road surface according to the observation data;
step 1: calibrating an instrument;
step 2: erecting a measuring station;
step 3: observing the inclined distance and the vertical angle;
step 4: calculating the height difference;
step 5: and obtaining accurate elevation values of four corners of the assembled pavement through adjustment processing.
Further, the step 1 instrument calibration specifically includes correction of instrument compensator, horizontal axis tilt error, vertical axis tilt error and auto-calibration error.
Furthermore, the step 2 of erecting the measuring station specifically comprises the steps of selecting a measuring station position between an assembly vehicle and a control point, wherein the sight distance is less than 50m, the front-rear sight distance difference is less than 2m, and instruments and prisms are higher than the ground by more than 0.5 m. Furthermore, the step 3 of observing the inclined distance and the vertical angle specifically comprises the steps of obtaining the inclined distance and the vertical angle observed value between the measuring station and the control point and the inclined distance and the vertical angle observed value between the measuring station and the quadrangular prism through a multi-time measuring-back method observation mode.
Further, the step 4 specifically includes a height difference calculating method that:
the elevation of the point A is known as H A B is to be fixed point, alpha is vertical angle, S A 、S B The inclined distances between the measuring station to the known point and the point to be fixed are respectively V A 、V B The prism heights of the known point and the prism to be fixed point are respectively, and the height difference formula of the A, B two points is as follows:
h AB ＝S B *sinα B -S A *sinα A +V A -V B 。
furthermore, the high-precision total station is arranged in the middle of the observation point.
Further, in the observation of the application, the instrument follows a 'back-front-back' observation sequence, firstly observes the back vision control point, and then observes the spherical prisms fixed on four corners of the fabricated road surface.
Furthermore, the high-precision total station is 0.5m higher than the ground, the optimal climate environment conditions are overcast, rainless, foggy and windless, and the optimal observation period is 2 hours after sunrise to 2 hours before sunset.
Further, step 5 of the present application specifically includes transmitting the observation data to the existing device: and the intelligent assembly system performs adjustment calculation to obtain the height difference between the observation point and the control point, and further obtains the accurate elevation of the four corners.
Further, the present application provides for transmitting observation data to an existing device: the intelligent assembly system is characterized in that observation data is transmitted into the existing equipment through Bluetooth or WiFi: an intelligent assembly system.
Examples:
as shown in figure 1, the measuring method for the airport fabricated road surface installation leveling is used for strictly correcting the compensator, the horizontal axis inclination error, the vertical axis inclination error and the automatic alignment error of the total station and strictly screwing the rearview prism into the forced centering observation pier before implementation. When the method is implemented, a measuring robot is erected between the forced centering observation pier and the quadrangular spherical prism of the installation road surface, and the visual distance difference between the measuring robot and the control point and the installation road surface is not more than 2m. During observation, the instrument follows a 'back-front-back' observation sequence, firstly observes a rearview control point, and then observes spherical prisms fixed on four corners of an assembled road surface.
During measurement, the spherical prism and the prism on the observation pier are highly strictly fixed, the instrument sight line is 0.5m higher than the ground, the optimal climate environment conditions are overcast, rainless, fog-free and windless, the optimal observation period is 2 hours after sunrise to 2 hours before sunset, and hot weather is avoided from observation in noon.
The observation data is transmitted into the intelligent assembly system through Bluetooth or WiFi, adjustment calculation is carried out by utilizing professional software, so that the height difference between the observation point and the control point is obtained, the accurate elevation of the four corner points is further obtained, and high-precision and reliable results are provided for the leveling of the next command road surface.
As shown in fig. 2, the method for calculating the precise triangle elevation difference comprises the following steps:
the elevation of the point A is known as H A B is to be fixed point, alpha is vertical angle, S A 、S B Respectively, get to stationThe skew between the known point and the point to be fixed, V A 、V B The prism heights of the known point and the prism to be fixed point are respectively, and the height difference formula of the A, B two points is as follows:
h AB ＝S B *sinα B -S A *sinα A +V A -V B (1)
In the above formula: since the observation distance is controlled within 50m, the influence of the vertical refraction of the atmosphere and the curvature of the earth is small, and the influence of the two errors is not considered in the formula.
What has been described above is only a partial embodiment of the application, and the details or common sense of the knowledge in the scheme are not described here too much. It should be noted that the above embodiments do not limit the present application in any way, and it is within the scope of the present application for those skilled in the art to obtain the technical solution by equivalent substitution or equivalent transformation. The protection scope of the present application is subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.
Claims (5)
1. The measuring method for the installation leveling of the airport fabricated pavement is characterized by comprising the following steps of: the system comprises a high-precision total station, a plurality of observation piers, an assembly vehicle and a spherical prism;
the spherical prism is fixedly arranged on the assembly vehicle;
the observation pier is forced to center the construction control network;
the high-precision total station is arranged between the control point and the road surface to be installed; the high-precision total station is arranged in the middle of the observation point;
the method comprises the following steps:
comprising the following steps: the high-precision total station respectively observes the control point and the vertical angle and the distance of the quadrangular spherical prism on the assembled vehicle, and finally calculates the height difference and the installation leveling quantity of the road surface according to the observation data;
during observation, the instrument follows a 'back-front-back' observation sequence, firstly observes a rearview control point, and then observes spherical prisms fixed on four corners of an assembled road surface;
step 1: calibrating an instrument;
step 2: erecting a measuring station; the method specifically comprises the steps of selecting a station measuring position between an assembly vehicle and a control point, wherein the sight distance is less than 50m, the front-rear sight distance difference is less than 2m, and the instrument and the prism are higher than the ground by more than 0.5 m;
step 3: observing the inclined distance and the vertical angle; the method specifically comprises the steps of obtaining the inclined distance and vertical angle observation values between a measuring station and a control point through a multi-time measuring-back method observation mode, and obtaining the inclined distance and vertical angle observation values between the measuring station and a quadrangular spherical prism;
step 4: calculating the height difference; the method specifically comprises the following steps:
the elevation of the point A is known as H A B is to be fixed point, alpha is vertical angle, S A 、S B The inclined distances between the measuring station to the known point and the point to be fixed are respectively V A 、V B The prism heights of the known point and the prism to be fixed point are respectively, and the height difference formula of the A, B two points is as follows:
h AB ＝S B *sinα B -S A *sinα A +V A -V B ；
step 5: and obtaining accurate elevation values of four corners of the assembled pavement through adjustment processing.
2. The method for measuring the airport fabricated pavement installation leveling of claim 1, wherein the step 1 instrument calibration specifically comprises correcting instrument compensators, horizontal axis tilt errors, vertical axis tilt errors and auto-collimation errors.
3. The method for measuring the installation leveling of the fabricated runway surface of the airport according to claim 1, wherein the high-precision total station is 0.5m higher than the ground, the climate environment conditions are cloudy, rainless, foggy and windless, and the observation period is 2 hours after sunrise to 2 hours before sunset.
4. The method for measuring the leveling of the installation of an airport fabricated pavement according to claim 1, wherein said step 5 comprises the specific steps of transmitting the observation data to the existing equipment: and the intelligent assembly system performs adjustment calculation to obtain the height difference between the observation point and the control point, and further obtains the accurate elevation of the four corners.
5. The method of measuring airport fabricated pavement installation leveling of claim 4, wherein said transmitting the observation data to the existing equipment: the intelligent assembly system is characterized in that observation data is transmitted into the existing equipment through Bluetooth or WiFi: an intelligent assembly system.
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| CN110044326A (en) * | 2019-04-16 | 2019-07-23 | 中铁上海工程局集团有限公司 | Mountainous area highway application Trigonometric Leveling |
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| CN110966994A (en) * | 2019-12-16 | 2020-04-07 | 中铁大桥局第七工程有限公司 | Shaft connection method and measuring device for shaft connection method |
| CN112127245A (en) * | 2020-09-17 | 2020-12-25 | 中国民航大学 | Dragging type road surface flatness measuring method |
| CN113566781A (en) * | 2021-07-21 | 2021-10-29 | 中国人民解放军空军研究院工程设计研究所 | Airport pavement panel angle elevation measurement method, device, medium and electronic equipment |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8539685B2 (en) * | 2011-01-20 | 2013-09-24 | Trimble Navigation Limited | Integrated surveying and leveling |
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104807440A (en) * | 2015-05-15 | 2015-07-29 | 中铁二局股份有限公司 | Full automatic high-frequency ground settlement monitoring method for airport |
| CN108534752A (en) * | 2018-06-08 | 2018-09-14 | 山东高速潍日公路有限公司 | A kind of leveling system and application method suitable for swivel bridges slideway |
| CN110044326A (en) * | 2019-04-16 | 2019-07-23 | 中铁上海工程局集团有限公司 | Mountainous area highway application Trigonometric Leveling |
| CN110186426A (en) * | 2019-07-01 | 2019-08-30 | 中铁大桥局集团第二工程有限公司 | A kind of remote triangulated height river-crossing leveling method |
| CN110966994A (en) * | 2019-12-16 | 2020-04-07 | 中铁大桥局第七工程有限公司 | Shaft connection method and measuring device for shaft connection method |
| CN112127245A (en) * | 2020-09-17 | 2020-12-25 | 中国民航大学 | Dragging type road surface flatness measuring method |
| CN113566781A (en) * | 2021-07-21 | 2021-10-29 | 中国人民解放军空军研究院工程设计研究所 | Airport pavement panel angle elevation measurement method, device, medium and electronic equipment |
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