CN202177419U - Global position system-real time kinematic (GPS-RTK) real-time sea level measuring system based on ship posture correction - Google Patents
Global position system-real time kinematic (GPS-RTK) real-time sea level measuring system based on ship posture correction Download PDFInfo
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- CN202177419U CN202177419U CN 201120263986 CN201120263986U CN202177419U CN 202177419 U CN202177419 U CN 202177419U CN 201120263986 CN201120263986 CN 201120263986 CN 201120263986 U CN201120263986 U CN 201120263986U CN 202177419 U CN202177419 U CN 202177419U
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Abstract
The utility model discloses a global position system-real time kinematic (GPS-RTK) real-time sea level measuring system based on ship posture correction, which comprises a bank base working station and a ship loading working station. The bank base working station is mainly composed of a first support connected to a bank base and a first GPS-RTK measurer arranged on the first support. The ship loading working station is mainly composed of a second support arranged on a measuring ship, a second GPS-RTK measurer arranged on the second support, a ship posture measurer and a signal synthesizer. The first GPS-RTK measurer is connected with the second GPS-RTK measurer through wireless signals, signals of the second GPS-RTK measurer are input to the signal synthesizer, and signals of the ship posture measurer are input to the signal synthesizer. The system can obtain sea level value of a given time and place where a ship exists, achieves real-time sea level correction in seafloor morphology measurement, and can flexibly measure areas in a large range in moving operation mode through the ship loading working station.
Description
Technical field
The utility model relates to a kind of tidal level measuring system, especially a kind of real-time tidal level measuring system of GPS-RTK of proofreading and correct based on the ship appearance.
Background technology
Existing tidal level measuring system is divided into the measurement of two standing posture tidal level, the measurement of three-station type tidal level, the measurement of multi-drop tidal level; This type tidal level measuring system is measured the requirement that can satisfy the Ocean Surveying standard for the tidal level in its overlay area; But other the regional tidal level control effects for outside the overlay area just have than large deviation; Even can't satisfy the accuracy requirement that bottom topographic survey corrects tidal level, so this type tidal level measuring system we can say and can only effectively be detected a fixing zone;
In addition, this type tidal level measuring system need just can obtain through difference The Fitting Calculation afterwards based on the tidal level measurement result of tidal station, and real-time is poor, for some oceanographic engineering project under construction, need measure the depth of water (submarine topography) and carry out real-time tidal level and correct;
Moreover this type tidal level measuring system cost in making, maintenance process is bigger.
Therefore, existing tidal level measuring system is difficult to satisfy effectively the requirement that the bottom topographic survey tidal level corrects.
Summary of the invention
The purpose of the utility model is that a kind of measured zone that designs for the deficiency that solves above-mentioned technology is wide, can realize the real-time tidal level measuring system of accurately measuring in real time of GPS-RTK based on the correction of ship appearance.
The real-time tidal level measuring system of GPS-RTK based on the correction of ship appearance that the utility model designed comprises bank base workstation and boat-carrying workstation;
Described bank base workstation mainly is made up of a GPS-RTK measuring instrument that is connected first support on the bank base and be positioned on this first support;
Said boat-carrying workstation mainly by be arranged on second support on the surveying vessel, the 2nd GPS-RTK measuring instrument, ship appearance measuring instrument and the signal synthesizer that is positioned on second support formed; A described GPS-RTK measuring instrument is connected through wireless signal with the 2nd GPS-RTK measuring instrument, and the signal of the 2nd GPS-RTK measuring instrument inputs to said signal synthesizer, and the signal of ship appearance measuring instrument also inputs to signal synthesizer.Ship appearance measuring instrument core can be the optical fiber attitude sensor; Be used for measuring the roll and pitch angle of boats and ships underway; The Ship Swaying angle that measures; Can be transferred to signal synthesizer through the RS232 serial port data line; Signal synthesizer can receive location and elevation information from the 2nd GPS-RTK through the RS232 data line simultaneously, and is through temporal registration that ship appearance (angle) measured value is corresponding one by one with measurement of higher degree value, carries out drawing real measurement of higher degree value after ship motion attitude (angle) is calculated correction.
As preferably; Said first support mainly is made up of tripod, centering rod and centering rod slip ring; Said tripod bottom is fixedly connected on the bank base, and to guarantee bank base workstation long-term stable operation, said centering rod slip ring is positioned at the tripod upper end; Said centering rod is equipped with in the centering rod slip ring, and a said GPS-RTK measuring instrument is fixedly installed on the centering rod top.When first cradle top surface with after surface level is parallel, guarantee that the centering rod vertical is centered in the known Surveying Control Point of bank base, guarantee that like this antenna measurement center of GPS-RTK measuring instrument and reference mark are centered close on the same pedal line, the realization hi-Fix and the measurement of higher degree.
As preferably, described second support is a height-adjustable support, like this above the GPS-RTK measuring instrument is installed in after; Through regulating support height; Can realize that the casing support antenna height is consistent with bank base antenna height, simplify elevation computation process, and can avoid the high input error of antenna.Preferred scheme is the column type sleeve structure that described second support is made up of parent tube and adjustment pipe, and said adjustment pipe scalable is arranged in the parent tube, on parent tube and adjustment pipe, is provided with scale.
The real-time tidal level measuring system of GPS-RTK of proofreading and correct based on the ship appearance of the utility model gained, bank base workstation is measured coordinate and elevation correction information in real time statically, and this correcting information is sent to the boat-carrying workstation with the form of wireless signal; The 2nd GPS-RTK measuring instrument is dynamically measured the tidal level of each some position on the ship's navigation circuit on the boat-carrying workstation; And correct according to the tidal level of the said elevation correction information that receives to its measurement; And ship appearance measuring instrument is proofreaied and correct the ship motion attitude through the measurement of pitching angle, rolling angle, realizes the attitude of actual measurement GPS-RTK tidal level is corrected.
The real-time tidal level measuring system of GPS-RTK based on the correction of ship appearance of the utility model gained; Bank base GPS-RTK measuring instrument provides unified elevation control benchmark through wireless radio transmission; Ship appearance measuring instrument carries out the ship motion attitude correction to the measurement of higher degree value of boat-carrying GPS-RTK measuring instrument; So far just obtained the tidal level value of ship's navigation there and then; Be real-time sea level height value, realized that real-time tidal level in the bottom topographic survey corrects and through the boat-carrying workstation mobile operating mode bigger zone of measurement range neatly.
Description of drawings
Fig. 1 is embodiment 1 structural representation;
Fig. 2 is the synoptic diagram of first support;
Fig. 3 is the synoptic diagram of second support;
Among the figure: bank base workstation1, boat-carrying workstation 2, first support 3, a GPS-RTK measuring instrument 4, tripod 5, centering rod 6, centering rod slip ring 7, second support 8, the 2nd GPS-RTK measuring instrument 9, ship appearance measuring instrument 10, signal synthesizer 11, parent tube 12, adjustment pipe 13, Instantaneous Sea Level 14, national elevation datum 15, long-term mean sea level 16, local theoretical neap face 17, seabed 18.
Embodiment
Combine accompanying drawing that the utility model is done further to describe through embodiment below.
Embodiment 1:
As shown in Figure 1, the described real-time tidal level measuring system of GPS-RTK of proofreading and correct based on the ship appearance of present embodiment comprises bank base workstation and boat-carrying workstation;
As shown in Figure 2; Described bank base workstation mainly is made up of a GPS-RTK measuring instrument that is connected first support on the bank base and be positioned on this first support, and wherein, said first support mainly is made up of tripod, centering rod and centering rod slip ring; Said tripod bottom is fixedly connected on the bank base; Said centering rod slip ring is positioned at the tripod upper end, and said centering rod is equipped with in the centering rod slip ring, and a said GPS-RTK measuring instrument is fixedly installed on the centering rod top.When first cradle top surface with after surface level is parallel, guarantee that the centering rod vertical is centered in the known Surveying Control Point of bank base, guarantee that like this antenna measurement center of GPS-RTK measuring instrument and reference mark are centered close on the same pedal line, the realization hi-Fix and the measurement of higher degree;
As shown in Figure 3, said boat-carrying workstation mainly by be arranged on second support on the surveying vessel, the 2nd GPS-RTK measuring instrument, ship appearance measuring instrument and the signal synthesizer that is positioned on second support formed; Second support is a height-adjustable support, the column type sleeve structure of mainly forming by parent tube and adjustment pipe, and said adjustment pipe scalable is arranged in the parent tube; Be provided with scale at parent tube with adjusting on the pipe; After like this above the GPS-RTK measuring instrument is installed in,, can realize that the casing support antenna height is consistent with bank base antenna height through regulating support height; Simplify elevation computation process, and can avoid the high input error of antenna.
A described GPS-RTK measuring instrument is connected through wireless signal with the 2nd GPS-RTK measuring instrument, and the signal of the 2nd GPS-RTK measuring instrument inputs to said signal synthesizer, and the signal of ship appearance measuring instrument also inputs to signal synthesizer.
During measurement, bank base workstation measures coordinate and elevation correction information in real time, and with the wireless signal form this correcting information is sent to the boat-carrying workstation; The 2nd GPS-RTK measuring instrument tidal level of each some position in the measured zone movably on the boat-carrying workstation; And carry out tidal level according to the elevation correction information that receives and correct; Ship appearance measuring instrument is proofreaied and correct the ship motion attitude through pitching angle, rolling measurement of angle, realizes the attitude of actual measurement GPS-RTK tidal level is corrected.
The described real-time tidal level measuring system of GPS-RTK of proofreading and correct of present embodiment based on the ship appearance; Bank base GPS-RTK measuring instrument provides unified elevation control benchmark through wireless radio transmission; Ship appearance measuring instrument carries out the ship motion attitude correction to the measurement of higher degree value of boat-carrying GPS-RTK measuring instrument; So far just obtained the tidal level value of ship's navigation there and then; Be real-time sea level height value, realized that the real-time tidal level in the bottom topographic survey corrects, and through the boat-carrying workstation mobile operating mode bigger zone of measurement range neatly.
Claims (4)
1. the real-time tidal level measuring system of GPS-RTK of proofreading and correct based on the ship appearance is characterized in that
Comprise bank base workstation and boat-carrying workstation;
Described bank base workstation mainly is made up of a GPS-RTK measuring instrument that is connected first support on the bank base and be positioned on this first support;
Said boat-carrying workstation mainly by be arranged on second support on the surveying vessel, the 2nd GPS-RTK measuring instrument, ship appearance measuring instrument and the signal synthesizer that is positioned on second support formed; A described GPS-RTK measuring instrument is connected through wireless signal with the 2nd GPS-RTK measuring instrument, and the signal of the 2nd GPS-RTK measuring instrument inputs to said signal synthesizer, and the signal of ship appearance measuring instrument also inputs to signal synthesizer.
2. the real-time tidal level measuring system of GPS-RTK of proofreading and correct according to claim 1 based on the ship appearance; It is characterized in that described first support mainly is made up of tripod, centering rod and centering rod slip ring; Said tripod bottom is fixedly connected on the bank base; Said centering rod slip ring is positioned at the tripod upper end, and said centering rod is equipped with in the centering rod slip ring, and a said GPS-RTK measuring instrument is fixedly installed on the centering rod top.
3. the real-time tidal level measuring system of GPS-RTK of proofreading and correct based on the ship appearance according to claim 1 and 2 is characterized in that described second support is a height-adjustable support.
4. the real-time tidal level measuring system of GPS-RTK of proofreading and correct according to claim 3 based on the ship appearance; It is characterized in that the column type sleeve structure that described second support is made up of parent tube and adjustment pipe; Said adjustment pipe scalable is arranged in the parent tube, manages in parent tube and adjustment and is provided with scale.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120263986 CN202177419U (en) | 2011-07-25 | 2011-07-25 | Global position system-real time kinematic (GPS-RTK) real-time sea level measuring system based on ship posture correction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120263986 CN202177419U (en) | 2011-07-25 | 2011-07-25 | Global position system-real time kinematic (GPS-RTK) real-time sea level measuring system based on ship posture correction |
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| CN202177419U true CN202177419U (en) | 2012-03-28 |
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| CN 201120263986 Expired - Fee Related CN202177419U (en) | 2011-07-25 | 2011-07-25 | Global position system-real time kinematic (GPS-RTK) real-time sea level measuring system based on ship posture correction |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105937902A (en) * | 2016-04-29 | 2016-09-14 | 山东深海海洋科技有限公司 | Shipborne buoy measuring system and method based on RTK-GPS wave measuring technology |
| CN107063201A (en) * | 2017-03-28 | 2017-08-18 | 长江水利委员会水文局长江口水文水资源勘测局 | Carry the accurate depth measurement erecting device of integration and its system of calibration system |
| CN109764863A (en) * | 2019-01-24 | 2019-05-17 | 广州南方卫星导航仪器有限公司 | RTK measuring device |
| CN110146053A (en) * | 2019-06-17 | 2019-08-20 | 天津师范大学 | Fiber-optic grating sensor and application for hull yawing motion measurement |
| CN114564629A (en) * | 2022-04-22 | 2022-05-31 | 国家海洋技术中心 | Abnormal data processing method and device, computer equipment and storage medium |
| CN114964146A (en) * | 2022-04-18 | 2022-08-30 | 中海辉固地学服务（深圳）有限公司 | Floating-in-place installation 3D motion monitoring method based on total station |
-
2011
- 2011-07-25 CN CN 201120263986 patent/CN202177419U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105937902A (en) * | 2016-04-29 | 2016-09-14 | 山东深海海洋科技有限公司 | Shipborne buoy measuring system and method based on RTK-GPS wave measuring technology |
| CN107063201A (en) * | 2017-03-28 | 2017-08-18 | 长江水利委员会水文局长江口水文水资源勘测局 | Carry the accurate depth measurement erecting device of integration and its system of calibration system |
| CN109764863A (en) * | 2019-01-24 | 2019-05-17 | 广州南方卫星导航仪器有限公司 | RTK measuring device |
| CN110146053A (en) * | 2019-06-17 | 2019-08-20 | 天津师范大学 | Fiber-optic grating sensor and application for hull yawing motion measurement |
| CN110146053B (en) * | 2019-06-17 | 2023-08-11 | 天津师范大学 | Fiber bragg grating sensor for measuring ship bow movement and application |
| CN114964146A (en) * | 2022-04-18 | 2022-08-30 | 中海辉固地学服务（深圳）有限公司 | Floating-in-place installation 3D motion monitoring method based on total station |
| CN114964146B (en) * | 2022-04-18 | 2024-05-14 | 中海辉固地学服务（深圳）有限公司 | Floating installation 3D motion monitoring method based on total station |
| CN114564629A (en) * | 2022-04-22 | 2022-05-31 | 国家海洋技术中心 | Abnormal data processing method and device, computer equipment and storage medium |
| CN114564629B (en) * | 2022-04-22 | 2022-08-16 | 国家海洋技术中心 | Abnormal data processing method and device, computer equipment and storage medium |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120328 Termination date: 20120725 |