CN210426679U - Water level monitoring terminal and system - Google Patents
Water level monitoring terminal and system Download PDFInfo
- Publication number
- CN210426679U CN210426679U CN201921511752.9U CN201921511752U CN210426679U CN 210426679 U CN210426679 U CN 210426679U CN 201921511752 U CN201921511752 U CN 201921511752U CN 210426679 U CN210426679 U CN 210426679U
- Authority
- CN
- China
- Prior art keywords
- terminal
- water level
- satellite
- level monitoring
- antenna module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The embodiment of the utility model discloses water level monitoring terminal and system. The terminal comprises an antenna module, a receiving module and a transmitting module, wherein the antenna module is used for receiving and transmitting satellite signals; the positioning module is connected with the antenna module and used for positioning according to the received satellite signals so as to determine the coordinate value of the terminal; the main control board is connected with the positioning module and used for forming satellite message data by the coordinate values of the terminal according to a data transmission protocol format to serve as satellite signals and controlling the antenna module to forward the satellite signals to the water level monitoring platform through a satellite system; the coordinate value of the terminal is used for the water level monitoring platform to determine the water level value of the water area where the terminal is located; the antenna module, the positioning module and the main control panel are packaged in the shell. The problem of when having solved the calamity, because equipment destroys and can't carry out water level monitoring has been solved simultaneously and need a large amount of capital constructions in the water level monitoring, and the installation is maintained the problem of difficulty, realizes just can monitoring the effect of water level through a portable terminal.
Description
Technical Field
The embodiment of the utility model provides a water level measurement technique in a waters especially relates to a water level monitoring terminal and system.
Background
With the development of economy and the improvement of living standard of people, the damage to the natural environment is more and more serious, especially to flood disasters. Therefore, the method is very important for measuring the water level of open water areas such as rivers, lakes and the like, and can obtain water level information in time.
When the water level monitoring equipment adopts a radar water level gauge or an ultrasonic water level gauge to measure the water level, a large metal support rod needs to be erected on the bank; when the input type water level gauge or the float type water level gauge is adopted for water level measurement, a pipeline or a slotted buried pipe needs to be laid on the bank, and meanwhile, a support is needed to be erected for installing a water level monitoring data terminal, so that monitoring data are transmitted in a wired or wireless mode.
The above embodiments all have the exception of a large amount of capital construction, and continuous maintenance is needed after construction, so that the comprehensive cost is high. If flood emergency is met, the data transmission equipment can be damaged, the water level monitoring data chain is interrupted, and the water level cannot be measured.
SUMMERY OF THE UTILITY MODEL
An embodiment of the utility model provides a water level monitoring terminal and system to the realization is not need to carry out the water level monitoring to the waters under the condition of a large amount of capital construction constructions.
In a first aspect, an embodiment of the present invention provides a water level monitoring terminal, wherein, the water level monitoring terminal is used for mooring in the waters, the terminal includes:
an antenna module for receiving and transmitting satellite signals;
the positioning module is connected with the antenna module and used for positioning according to the received satellite signal so as to determine the coordinate value of the terminal;
the main control board is connected with the positioning module and used for forming satellite message data by the coordinate values of the terminal according to a data transmission protocol format to serve as the satellite signals and controlling the antenna module to forward the satellite signals to the water level monitoring platform through a satellite system; the coordinate value of the terminal is used for the water level monitoring platform to determine the water level value of the water area where the terminal is located;
the antenna module, the positioning module and the main control panel are packaged in the shell.
In a second aspect, the embodiment of the present invention further provides a water level monitoring system, wherein, include: the utility model discloses water level monitoring terminal, satellite system, satellite ground station and water level monitoring platform that the embodiment of first aspect provided; the satellite ground station is used for forwarding the satellite signals including the coordinate values received by the satellite system to the water level monitoring platform.
The embodiment of the utility model provides an in, water level monitoring terminal is arranged in mooring in the waters, is using when the terminal carries out water level measurement, need not erect the main equipment and fix the terminal, need carry out a large amount of capital construction constructions when having solved water level measurement, the problem of difficulty is maintained in the installation. The terminal determines the coordinate value of the terminal, the main control board forms the satellite message data by the coordinate value of the terminal according to a data transmission protocol format to serve as the satellite signal, and the main control board controls the antenna module to forward the satellite signal to the water level monitoring platform through the satellite system. The satellite message data is used for communication, and the message data communication is realized by directly sending data information to the satellite system by the terminal without depending on other communication equipment, so that the problem that water level monitoring cannot be carried out due to equipment damage when flood occurs is solved.
Drawings
Fig. 1 is a schematic structural view of a water level monitoring terminal according to a first embodiment of the present invention;
fig. 2 is a schematic view of an optimized structure of a water level monitoring terminal in the second embodiment of the present invention;
fig. 3 is a schematic structural diagram of a water level monitoring system according to a third embodiment of the present invention;
fig. 4 is the utility model discloses the third embodiment provides a big dipper water level detection system schematic structure.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
Example one
Fig. 1 is a schematic structural view of a water level monitoring terminal according to an embodiment of the present invention, as shown in fig. 1, the water level monitoring terminal is moored in a water area, and the terminal includes an antenna module 10, a positioning module 20, a main control board 30 and a housing 40.
The antenna module 10 is used for receiving and transmitting satellite signals.
And the positioning module 20 is connected with the antenna module 10 and configured to perform positioning according to the received satellite signal to determine a coordinate value of the terminal.
The main control board 30 is connected to the positioning module 20, and is configured to form satellite message data according to a data transmission protocol format from the coordinate values of the terminal, so as to serve as the satellite signal, and control the antenna module 10 to forward the satellite signal to the water level monitoring platform through a satellite system; and the coordinate value of the terminal is used for the water level monitoring platform to determine the water level value of the water area where the terminal is located.
And the shell 40, wherein the antenna module 10, the positioning module 20 and the main control board 30 are encapsulated in the shell.
In the above solution, the satellite system on which the satellite signal is based may be at least one of: a Beidou satellite system, a GPS system, a GLONASS system, a GALILEO system, a QZSS system and/or an SBAS system.
The positioning module 20 may specifically use a carrier phase measurement technique to perform positioning according to the satellite signal, so as to determine the coordinate value of the terminal. The terminal coordinate values may include longitude, latitude, and elevation values.
The main control board 30 controls the satellite signal transmission and reception of the antenna module 10, sets a data transmission protocol format in advance before forming satellite message data, and generates satellite message data according to the set format with terminal coordinate values including terminal longitude, latitude and elevation values. The data transmission protocol format is a proprietary protocol established according to the self requirement.
The embodiment of the utility model provides an in, water level monitoring terminal is arranged in mooring in the waters, is using when the terminal carries out water level measurement, need not erect the main equipment and fix the terminal, need carry out a large amount of capital construction constructions when having solved water level measurement, the problem of difficulty is maintained in the installation. The terminal determines the coordinate value of the terminal, the main control board forms the satellite message data by the coordinate value of the terminal according to a data transmission protocol format to serve as the satellite signal, and the main control board controls the antenna module to forward the satellite signal to the water level monitoring platform through the satellite system. The satellite message data is used for communication, and the message data communication is realized by directly sending data information to the satellite system by the terminal without depending on other communication equipment, so that the problem that water level monitoring cannot be carried out due to equipment damage when flood occurs is solved.
Example two
On the basis of the above embodiment, the second embodiment of the present invention provides a preferable structure of the water level monitoring terminal, as shown in fig. 2. The terminal includes:
an upper cover 110, an antenna module 120, a solar cell panel 130, a circuit board 140, a support plate 150, a storage battery 160, a rubber ring 170, and a lower case 180.
An upper cover 110 and a lower cover 180 for enclosing the housing, dividing the housing into two parts that can be disassembled, and facilitating assembly and inspection of the internal components.
A solar panel 130 may be further provided to charge the battery 160, so that the terminal may realize a long-term independent power supply.
And a circuit board 140 integrating the positioning module and the main control board.
Specifically, the positioning module extracts satellite time and its clock according to the obtained satellite signalComparing to obtain the time difference between the satellite and the user; then, three coordinate values of the satellite when the message is transmitted are calculated by using satellite ephemeris data in the navigation message; according to the formula of the distance between two points in space
Three equations are listed to calculate the three-dimensional coordinate value of the terminal.
It is known that: satellite coordinates (x1, y1, z1), (x2, y2, z2), (x3, y3, z3)
Time differences t1, t2, t3 between satellite and terminal
Solving: terminal coordinate (x, y, z)
Solving a ternary equation:
in actual solution, the satellite-borne clock and the terminal clock cannot be completely synchronized with the satellite in the measurement of the time difference between the satellite and the terminal. The satellite-borne clock is an atomic clock, the precision is in picosecond level, the terminal clock is generally a quartz clock, the high-precision error per second is within plus or minus one hundred thousand seconds, and the low-precision error per second can reach one ten thousand seconds. In order to ensure the positioning accuracy, a fourth unknown number delta t, namely the error between the terminal clock and the satellite-borne clock is introduced, and the parameter is equivalent to time correction of the terminal clock in the calculation process, so that the obtained distance accuracy meets the requirement. The three-dimensional coordinate values x, y and z of the terminal and the precise time error value delta t can be solved through four equations, and the delta t is used for precise time synchronization.
It is known that: satellite coordinates (x1, y1, z1), (x2, y2, z2), (x3, y3, z3), (x4, y4, z4)
Time differences t1, t2, t3, t4 between satellite and terminal
Solving: terminal coordinates (x, y, z), Δ t
Solving a quaternary equation:
and obtaining a three-dimensional coordinate value of the water level monitoring terminal.
And the main control board is configured to form satellite message data according to the coordinate values of the terminal in a data transmission protocol format to serve as a satellite signal, and control the antenna module 120 to forward the satellite signal to the water level monitoring platform through the satellite system, where the coordinate values of the terminal are used by the water level monitoring platform to determine the water level value of the water area where the terminal is located.
The main control board controls the satellite signal receiving and transmitting of the antenna module 120, sets a data transmission protocol format in advance before forming satellite message data, and generates satellite message data according to a set format by using terminal coordinate values which can contain terminal longitude, latitude and elevation values; the data transmission protocol format is a proprietary protocol established according to the self requirement.
A support plate 150, an edge of the support plate 150 being fixed to an upper edge of the lower case 180, for supporting the fixed circuit board 140;
and the storage battery 160 is used for supplying power to all parts of the water level monitoring terminal.
Preferably, the antenna module 120, the solar cell panel 130, the circuit board 140 and the storage battery 160 are sequentially arranged from top to bottom and are packaged between the upper cover 110 and the lower cover 180, wherein the antenna module 120 is disposed on the upper surface to facilitate the terminal to receive and transmit satellite signals, and the storage battery 160 is designed on the lower portion of the housing, so that the antenna module 120 and the solar cell panel 130 can be always located above a waterline, and the terminal can be rapidly restored to an initial working state when encountering a large storm and turning over.
And a rubber ring 170 provided at a fastening interface between the upper cover 110 and the lower cover 180 for sealing, so that water does not enter when the terminal floats on the water surface to affect the operation of each part of the terminal.
According to the technical scheme, the terminal shell is packaged by the upper cover and the lower shell, and the shell is detachable, so that the terminal shell is very convenient to assemble and inspect parts in the shell. The water level monitoring terminal is used for mooring in a water area, large-scale equipment does not need to be erected to fix the terminal when the terminal is used for measuring the water level, and the problems that a large amount of capital construction is needed and installation and maintenance are difficult during water level measurement are solved. The terminal determines the coordinate value of the terminal, the main control board forms the satellite message data according to the coordinate value of the terminal in a data transmission protocol format to serve as a satellite signal, and the main control board controls the antenna module to forward the satellite signal to the water level monitoring platform through the satellite system. The satellite message data is used for communication, and the message data communication is realized by directly sending data information to the satellite system by the terminal without depending on other communication equipment, so that the problem that water level monitoring cannot be carried out due to equipment damage when flood occurs is solved. The solar cell panel solves the problem of battery charging when the terminal floats on the water surface, and simultaneously saves resources. The rubber ring is used for sealing the buckling interface of the upper cover and the lower shell, so that the terminal can be ensured not to enter water when floating in water.
EXAMPLE III
On the basis of the above embodiments, the present embodiment further provides a water level monitoring system.
Fig. 3 is a schematic structural diagram of a water level monitoring system according to a third embodiment of the present invention, as shown in fig. 3, the system includes a terminal 210, a satellite system 220, a satellite ground station 230, and a water level monitoring platform 240.
Preferably, the satellite system 220 may be at least one of: a Beidou satellite system, a GPS system, a GLONASS system, a GALILEO system, a QZSS system and/or an SBAS system.
The satellite ground station 230 is configured to forward a satellite signal including the coordinate value received by the satellite system 220 to the water level monitoring platform 240; the coordinate values may include longitude, latitude, and elevation values of the terminal 210, among others.
The water level monitoring platform 240 is specifically configured to determine a position of the terminal 210 in the map according to the coordinate values in the received satellite signals and the geographic information elevation database, and calculate an elevation change of the water surface on which the terminal 210 is located according to an elevation value in the coordinate values and an elevation value in the map, as a water level monitoring value.
The geographic information elevation database comprises geographic information corresponding to the geographic coordinate elevation value.
In the technical solution of the above embodiment, the water level monitoring platform 240 comprehensively applies the carrier phase measurement value, the troposphere model, the ionosphere model, the earth tide model and the geographic information elevation database according to the coordinate values in the received satellite signals, and obtains the water level height data of the geographic position where the water level monitoring terminal is located by using the kalman filter algorithm.
According to the technical scheme of the embodiment, the coordinate value of the terminal is positioned through the terminal, communication is carried out by means of a satellite system, and the coordinate value of the terminal forms satellite message data according to a data transmission protocol format to serve as a satellite signal and is forwarded to the water level monitoring platform through the satellite system. The terminal can be moored on the water surface, large-scale equipment is not needed for fixing the terminal, the problems that a large amount of capital construction is needed in water level monitoring, and installation and maintenance are difficult are solved, and the effect that the water level can be monitored through a portable terminal is achieved.
The embodiment of the utility model provides a pair of water level detection system, it is preferred, can adopt big dipper satellite system, the structure chart is shown in FIG. 4.
It should be noted that, in the embodiment of the water level monitoring device, the units and modules included in the embodiment are only divided according to functional logic, but are not limited to the above division as long as the corresponding functions can be realized; in addition, the specific names of the functional units are also only for the convenience of distinguishing from each other, and are not used to limit the protection scope of the present invention.
It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.
Claims (7)
1. A water level monitoring terminal for mooring in a body of water, the terminal comprising:
an antenna module for receiving and transmitting satellite signals;
the positioning module is connected with the antenna module and used for positioning according to the received satellite signal so as to determine the coordinate value of the terminal;
the main control board is connected with the positioning module and used for forming satellite message data by the coordinate values of the terminal according to a data transmission protocol format to serve as satellite signals and controlling the antenna module to forward the satellite signals to the water level monitoring platform through a satellite system; the coordinate value of the terminal is used for the water level monitoring platform to determine the water level value of the water area where the terminal is located;
the antenna module, the positioning module and the main control panel are packaged in the shell.
2. The terminal of claim 1, further comprising a battery enclosed within the housing for supplying power to the components of the water level monitoring terminal.
3. The terminal of claim 2, further comprising: and the solar cell panel is connected with the storage battery and used for charging the storage battery, and the solar cell panel is packaged in the shell.
4. The terminal of claim 3, wherein the housing comprises an upper cover and a lower cover, the positioning module and the main control board are integrated on a circuit board, and the antenna module, the solar cell panel, the circuit board and the battery are sequentially arranged from top to bottom and are enclosed between the upper cover and the lower cover.
5. A terminal according to claim 4, wherein a support plate is further provided between the circuit board and the battery, and an edge of the support plate is adapted to be fixed to an upper edge of the lower case and to support and fix the circuit board.
6. A terminal according to claim 4, further comprising a rubber ring disposed at the snap-fit interface between the upper and lower shells for sealing.
7. A water level monitoring system, comprising the water level monitoring terminal according to any one of claims 1 to 6, a satellite system, a satellite ground station and a water level monitoring platform, wherein the satellite ground station is configured to forward a satellite signal including coordinate values received by the satellite system to the water level monitoring platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921511752.9U CN210426679U (en) | 2019-09-11 | 2019-09-11 | Water level monitoring terminal and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921511752.9U CN210426679U (en) | 2019-09-11 | 2019-09-11 | Water level monitoring terminal and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210426679U true CN210426679U (en) | 2020-04-28 |
Family
ID=70367028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921511752.9U Active CN210426679U (en) | 2019-09-11 | 2019-09-11 | Water level monitoring terminal and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210426679U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110426103A (en) * | 2019-09-11 | 2019-11-08 | 益阳软通智造电子有限公司 | A kind of water level monitoring terminal and system |
| CN112304388A (en) * | 2020-10-19 | 2021-02-02 | 珠海格力电器股份有限公司 | Water level detection method and device |
-
2019
- 2019-09-11 CN CN201921511752.9U patent/CN210426679U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110426103A (en) * | 2019-09-11 | 2019-11-08 | 益阳软通智造电子有限公司 | A kind of water level monitoring terminal and system |
| CN112304388A (en) * | 2020-10-19 | 2021-02-02 | 珠海格力电器股份有限公司 | Water level detection method and device |
| CN112304388B (en) * | 2020-10-19 | 2021-12-03 | 珠海格力电器股份有限公司 | Water level detection method and device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20230288578A1 (en) | Gnss-based real-time high-precision wave measurement method and apparatus | |
| AU2018260938B2 (en) | Real-time autonomous weather and space weather monitoring | |
| JP4965535B2 (en) | Method and system for using altitude information in a satellite positioning system | |
| CN210426679U (en) | Water level monitoring terminal and system | |
| Knight et al. | A low-cost GNSS buoy platform for measuring coastal sea levels | |
| CN112730883B (en) | GNSS drifting floating blanket and method for measuring river water level height and gradient | |
| CN111536951A (en) | Real-time dynamic water depth measuring system | |
| CN106767922B (en) | On-orbit absolute calibration system and calibration method for satellite-borne altimeter of marine satellite | |
| CN105910579A (en) | Fluvial cross section surveying and mapping system | |
| CN113099381A (en) | Antenna industrial parameter intelligent sensor and multifunctional intelligent sensing network | |
| CN207395717U (en) | A kind of high-precision steel structure station deformation monitoring system | |
| CN114577186A (en) | Polar region ice region ocean tide measuring buoy, measuring method and application | |
| KR101067416B1 (en) | Relative positioning method and relative positioning system using satellite | |
| WO2024007365A1 (en) | Beidou/gnss-based real-time high-precision sea surface measurement method and buoy | |
| CN103235317A (en) | Marine global navigation satellite system (GNSS) high accuracy positioning service system and method | |
| CN102646318A (en) | Distress alarm and distress method for electric power field line patrol distress | |
| CN110426103A (en) | A kind of water level monitoring terminal and system | |
| CN113740880A (en) | Tower tilt monitoring system and method | |
| CN104392108A (en) | Remote positioning system and remote positioning method adopting iterative differential algorithm | |
| Zhai et al. | Obtaining accurate measurements of the sea surface height from a GPS buoy | |
| JP2008181463A (en) | Drifting buoy with power saving device and tidal current observation system | |
| Moore et al. | RiGHt: River level monitoring using GPS heighting | |
| Moore et al. | Real-time river level monitoring using GPS heighting | |
| CN212109999U (en) | Real-time dynamic bathymetric survey device | |
| RU2282217C1 (en) | Method of determining comprehensive data on ocean condition |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |