CN210465693U

CN210465693U - Low-power-consumption Beidou short message terminal for monitoring sea wave height

Info

Publication number: CN210465693U
Application number: CN201921221063.4U
Authority: CN
Inventors: 伊波
Original assignee: Shandong First Class Cultural Industry Co Ltd
Current assignee: Shandong First Class Cultural Industry Co Ltd
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-05-05
Anticipated expiration: 2029-07-31

Abstract

The utility model discloses a short big dipper message terminal of low-power consumption for monitoring sea wave height in open sea, including the casing and set up big dipper communication control panel and the power management module in the casing inside, be provided with treater, orientation module, acceleration sensor, big dipper communication module, storage module and clock module on the big dipper communication control panel, the information output end of orientation module connects the input of treater, the treater respectively with carry out two-way electricity with big dipper communication module, acceleration sensor, storage module and clock module and be connected; the power management module comprises a first battery, a boosting circuit, a second battery and a voltage reduction circuit, the Beidou short message terminal can accurately measure the height of the open sea wave, the Beidou communication module sends the height to a ground Beidou receiving platform, the power management module divides the voltage to manage the power consumption of different modules, and the cruising ability of the terminal in the open sea wave height monitoring operation can be improved while the low power consumption is guaranteed.

Description

Low-power-consumption Beidou short message terminal for monitoring sea wave height

Technical Field

The utility model relates to a marine environment monitoring technology field, concretely relates to a low-power consumption big dipper short message terminal for monitoring open sea wave height.

Background

Sea waves are the fluctuation phenomenon of sea water, and the sea waves are important motion phenomena in the sea, which have great influence on activities of human beings on the sea and on the near shore, and it is necessary to monitor the change of the sea waves in real time and study the motion law of the sea waves. In the existing communication modes for measuring the height of sea waves, communication modes such as GPRS (general packet radio service), CDMA (code division multiple access) and the like can be used in an area close to a coastline, but if data in a far sea area is measured, the data can be transmitted back to the coastline only in a mode of a high-power data transmission radio station and a relay forwarding station, so that the cost of a marine measuring instrument is high, and transmission signals are subjected to more interference of electric waves such as ships and the like. The problem of power consumption of the existing marine measuring instrument is always an important factor for restricting the long-term stable operation of the open-sea marine instrument.

Disclosure of Invention

An object of the utility model is to provide a low-power consumption big dipper short message terminal for monitoring open sea wave height solves among the prior art open sea wave monitoring instrument input cost high, problem that electric power consumption is high.

In order to achieve the above object, the utility model provides a following technical scheme:

a low-power consumption short Beidou message terminal for monitoring the sea wave height in open sea comprises a shell, a Beidou communication control panel and a power management module which are arranged in the shell, wherein,

the Beidou communication control panel is provided with a processor, a positioning module, an acceleration sensor, a Beidou communication module, a storage module and a clock module, wherein the information output end of the positioning module is connected with the input end of the processor, and the processor is respectively in bidirectional electric connection with the Beidou communication module, the acceleration sensor, the storage module and the clock module;

the power management module comprises a first battery, a boost circuit, a second battery and a buck circuit;

the booster circuit is connected with the first battery and used for boosting the power supply voltage of the first battery to a first voltage value and then respectively supplying power to the positioning module, the acceleration sensor and the Beidou communication module;

the second battery supplies power to the processor, and the voltage reduction circuit is connected with the second battery and used for reducing the power supply voltage of the second battery to a second voltage value and then respectively supplying power to the storage module and the clock module.

Further, big dipper communication module includes big dipper receiving and dispatching unit and big dipper smart card, big dipper receiving and dispatching unit reaches big dipper smart card all with the storage module electricity is connected.

Furthermore, the positioning module comprises a Beidou positioning unit and a GPS positioning unit, and the Beidou positioning unit and the GPS positioning unit are electrically connected with the storage module.

Further, the power management module further comprises a solar panel and a charging circuit, the solar panel is fixedly arranged on the top surface of the shell, the charging circuit is arranged in the shell, and the solar panel is connected with the first battery through the charging circuit and used for charging the first battery.

Furthermore, the solar panel is connected with the second battery through the charging circuit and is used for charging the second battery.

Furthermore, the power management module further comprises an electric quantity monitoring unit, one end of the electric quantity monitoring unit is electrically connected with the first battery and the second battery respectively, and the first end of the electric quantity monitoring unit is electrically connected with the processor.

Further, an MOS thyristor is connected between the first battery and the booster circuit.

Further, still be provided with temperature detection module in the casing, temperature detection module with the treater electricity is connected.

Compared with the prior art, the beneficial effects of the utility model are that:

the big dipper short message terminal designed by the utility model can accurately measure the height of the sea wave in the open sea by the GPS positioning unit or the big dipper positioning unit in combination with the acceleration sensor, so that the measuring precision is greatly improved, and the big dipper short message terminal can adapt to the severe sea environment; the monitored sea wave height data can be sent to a ground Beidou receiving platform through a Beidou communication module to establish data communication connection, the positioning module and the Beidou communication module can be supplied with power through a first battery, the MOS thyristor is utilized to control the turn-on frequency, when the positioning module and the Beidou communication module do not work, the power supply is cut off, the power consumption is reduced, meanwhile, a processor, a storage module and a clock module can be independently supplied with power through a second battery to achieve the hierarchical management of the power, meanwhile, the solar panel is utilized to supply power for the first battery and the second battery to meet the normal electric energy storage of the first battery and the second battery, so that the Beidou short message terminal of the utility model can work on the sea surface for a long time, the temperature of the terminal can be detected in real time through the temperature detection module, and when the temperature is ultrahigh, the module with larger power consumption is turned off, so as to avoid the damage caused by the module working at high temperature. Utilize the electric energy deposit of electric energy monitoring unit real-time supervision first battery and second battery simultaneously, when the electric energy is not enough, can close the circular telegram of part module through the treater to reserve less power consumption, wait for solar panel to charge the back, open whole normal work flow once more. Therefore, the phenomenon that the service life is greatly shortened due to over discharge of the battery power caused by full-load operation of equipment under low power is avoided.

Drawings

Fig. 1 is a schematic diagram of a product structure of a big dipper short message terminal in the embodiment of the present invention;

fig. 2 is a schematic diagram of the internal structure of the big dipper short message terminal in the embodiment of the present invention;

FIG. 3 is a schematic connection diagram of a Beidou communication control plate structure according to an embodiment of the present invention;

FIG. 4 is a schematic diagram of the connection of the partial modules of the Beidou communication control board of the embodiment of the present invention;

fig. 5 is a schematic diagram of a structural connection of a power management module according to an embodiment of the present invention;

fig. 6 is a schematic view of a structural connection of a power monitoring module according to an embodiment of the present invention;

fig. 7 is a circuit diagram of a boost circuit according to an embodiment of the present invention;

fig. 8 is a circuit diagram of a voltage step-down circuit according to an embodiment of the present invention;

in the figure: 1-shell, 101-upper shell, 102-lower shell, 2-Beidou communication control board, 3-power management module, 4-processor, 5-positioning module, 6-acceleration sensor, 7-Beidou communication module, 8-storage module, 9-clock module, 10-temperature detection module, 51-Beidou positioning unit, 52-GPS positioning unit, 71-Beidou transceiver unit, 72-Beidou smart card, 31-first battery, 32-voltage boosting circuit, 33-second battery, 34-voltage reducing circuit, 35-solar panel, 36-charging circuit, 37-electric quantity monitoring unit, 38-MOS thyristor.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and the following detailed description. It should be understood that the detailed description and specific examples, while indicating the invention, are given by way of illustration only.

Referring to the drawings, the utility model discloses a short message terminal of low-power consumption big dipper for monitoring open sea wave height, including casing 1 and set up at 1 inside big dipper communication control panel 2 of casing and power management module 3.

In this implementation, casing 1 includes casing 101 and casing 102 down, goes up casing 101 and forms the cavity down between the casing 102, and big dipper communication control panel 2 and power management module 3 are located the cavity. Because of this embodiment design big dipper short message terminal install when using on the floater and place and carry out the wave height monitoring on the sea, so this implementation the casing 1 of big dipper short message terminal be waterproof material, go up casing 101 and casing 102 down and set up to waterproof structural connection to guarantee that big dipper communication control panel 2 and power management module 3 inside casing 1 do not receive the sea water erosion.

The Beidou communication control panel 2 is provided with a processor 4, a positioning module 5, an acceleration sensor 6, a Beidou communication module 7, a storage module 8 and a clock module 9, the information output end of the positioning module 5 is connected with the input end of the processor 4, and the processor 4 is respectively in bidirectional electric connection with the Beidou communication module 7, the storage module 8 and the clock module 9; processor 4 is MSP430 model singlechip, as data analysis and processing part, it possesses the performance of ultra-low power consumption, orientation module 5 is used for acquireing wave point monitoring coordinate position, acceleration sensor 6 is used for coming to measure the displacement component on its wave monitoring point vertical height, big dipper communication module 7 is used for sending monitoring data to ground big dipper receiving platform through the form of big dipper short message, storage module 8 is used for saving and exports orientation module 5, processor 4, the produced data message of acceleration sensor 6 and big dipper communication module 7, clock module 9 is used for carrying out time synchronization to the terminal.

The power management module 3 comprises a first battery 31, a boost circuit 32, a second battery 33 and a buck circuit 34;

the boosting circuit 32 is connected with the first battery 31 and is used for boosting the power supply voltage of the first battery 31 to a first voltage value and then respectively supplying power to the positioning module 5 and the Beidou communication module 7 of the acceleration sensor 6; first battery 31 sets up to 4.2V lithium cell, and boost circuit 32 adopts high-power switch type boost chip, like XL6009 boost chip, and it has advantages such as high efficiency, low ripple, low noise, steps up the back through boost circuit 32, rises 5V with lithium cell voltage, can satisfy the demand of orientation module 5, acceleration sensor 6 and 7 big power consumptions of big dipper communication module.

The second battery 33 supplies power to the processor 4, and the voltage reduction circuit 34 is connected to the second battery 33, and is configured to reduce the power supply voltage of the second battery 33 to a second voltage value, and then supply power to the storage module 8 and the clock module 9, respectively. The second battery 33 is a 3.3V dry battery, preferably, 2 dry batteries can be used to be connected in series to obtain 3.3V voltage, the dry batteries are rechargeable batteries, in this embodiment, the processor 4 selects an MSP430 single chip microcomputer with ultra-low power consumption, so that the 3.3V voltage value can meet the normal power supply of the processor 4, the memory module 8 and the clock module 9 are both low power consumption modules, the required voltage value is 1.8V, the voltage reduction circuit 34 adopts a low ripple and low noise LDO chip, for example, an MCP18 voltage reduction chip, the dry battery voltage can be reduced to 1.8V by the voltage reduction circuit 34, so as to meet the requirement of low power consumption of the memory module 8 and the clock module 9.

Further, the big dipper communication module 7 includes big dipper transceiver unit 71 and big dipper smart card 72, big dipper transceiver unit 71 reaches big dipper smart card 72 all with storage module 8 electricity is connected. The Beidou transmitting and receiving unit 71 is used for carrying out information interaction with a Beidou satellite communication system to realize signal transmitting and receiving, and the Beidou smart card 72 is used for realizing authentication and identification of the identity of the Beidou short message communication terminal. The signal data received and transmitted by the beidou transceiver unit 71 and the identity authentication information of the beidou smart card 72 are both stored in the storage module 8.

Further, the positioning module 5 comprises a big dipper positioning unit 51 and a GPS positioning unit 52, and both the big dipper positioning unit 51 and the GPS positioning unit 52 are electrically connected to the storage module 8. The dual positioning mode can make the positioning data acquisition more stable. Under some circumstances, big dipper locate mode (receiving the influence of satellite communication) or GPS locate mode (receiving the influence of ground basic station) can receive the restriction of different degree, and cause and can't fix a position, consequently, when a certain locator is unable to use, use another locator to work, just can solve this problem to a certain extent. The position information acquired by the positioning module 5 is stored in the storage module 8, so that the processor 4 can process the data to obtain the sea wave height data.

Further, the power management module 3 further includes a solar panel 35 and a charging circuit 36, the solar panel 35 is fixedly disposed on the top surface of the casing 1, specifically, on the top surface of the upper casing 101, the charging circuit 36 is disposed in the casing 1, and the solar panel 35 is connected to the first battery 31 through the charging circuit 36, so as to charge the first battery 31. The solar panel 35 on the top surface of the housing 1 can be used for generating electric energy, the first battery 31 can be charged through the charging circuit 36, and the cruising ability of the first battery 31 can be increased by using solar power generation.

Further, the solar panel 35 is connected to the second battery 33 through the charging circuit 36, and is used for charging the second battery 33. The solar panel 35 on the top surface of the housing 1 can be used to generate electric energy, the second battery 33 can be charged by the charging circuit 36, and the endurance of the second battery 33 can be increased by using solar power generation.

Further, the power management module 3 further includes an electric quantity monitoring unit 37, one end of the electric quantity monitoring unit 37 is electrically connected to the first battery 31 and the second battery 33, and the first end is electrically connected to the processor 4. Through setting up electric quantity monitoring unit 37 for real-time supervision first battery 31 and the electric quantity of second battery 33, when solar panel 35 can't accept the sunlight electricity generation, first battery 31 and second battery 33 duration are limited, through the electric quantity monitoring unit 37 electric quantity of first battery 31 and second battery 33 of monitoring, when the electric quantity of first battery 31 and/or second battery 33 is less than 20%, can close the circular telegram of some modules through treater 4, with the module work of the less power consumption of reservation part, wait for solar panel 35 to charge the back, open whole normal work flows once more. Therefore, the phenomenon that the service life is greatly shortened due to over discharge of the battery power caused by full-load operation of equipment under low power is avoided. In this embodiment, the power monitoring unit 37 is an AD converter.

Further, a MOS thyristor 38 is connected between the first battery 31 and the voltage boost circuit 32. Utilize MOS thyristor 38 control to open the frequency, when orientation module 5 and big dipper communication module 7 were out of work, cut off the power supply, reduce the electric quantity loss.

Further, a temperature detection module 10 is further disposed in the housing 1, and the temperature detection module 10 is electrically connected to the processor 4. Through setting up temperature detection module 10, can real-time detection terminal's temperature, when the temperature was super high, close the great module of consumption to avoid the module to work under high temperature and cause the damage. In the present embodiment, the temperature detection module 10 is a thermocouple sensor.

When the Beidou short message terminal is implemented, the terminal and the floating ball are fixedly installed and placed on the open sea level to be monitored, and the displacement component on the vertical height of the monitoring point, which is acquired through the acceleration sensor 6, is the height of the sea wave. Considering the displacement of the floating ball in three-dimensional space, obtaining a conversion matrix of a horizontal coordinate system and a vertical coordinate system, multiplying the matrix with the output of the accelerometer to obtain a vertical vector, subtracting a gravity field vector from the vector to obtain a real acceleration, and integrating the acceleration to obtain the speed and the displacement. However, the biggest problem of such integral-based measurement is that the error accumulation causes divergence, because the acceleration sensor 6 always has its own accumulated error, for example, the output signal of the sensor at rest is not 0g, even if it is a small value, but the error will become larger and larger as the integral calculation is accumulated, so that the absolute altitude value output by the GPS positioning unit 52 or the beidou positioning unit 51 needs to be corrected. Specifically, the numerical value that acceleration sensor 6 will acquire is transmitted for treater 4, the numerical value of the absolute altitude that GPS positioning unit 52 acquireed is transmitted for treater 4, treater 4 corrects two sets of data and handles, obtain the positioning data information of accurate monitoring point, the sampling cycle is 0.25 seconds, sample 40 times in succession, the total cycle of once measuring just is 10 seconds like this, then sort the height numerical value that this 40 times of samples obtained, the crest and the trough relation of numerical value can be obtained, thereby judge the height of wave. And obtaining the actual height of the sea waves by subtracting the valley value from the peak value. The processor 4 carries out data comparison and compression on the monitoring point positioning information acquired for many times, and a software program in the processor 4 finishes capturing and tracking the monitoring point signals with the frequency interval of 10 Hz. After the data of the monitoring points are acquired accumulatively for 10 times, the Beidou communication module 7 is started once, and the data is sent to a data platform of a land ground station through a Beidou satellite, so that the monitoring of the sea wave height is completed.

The power supply for the positioning module 5, the acceleration sensor 6 and the Beidou communication module 7 can be realized through the first battery 31, and meanwhile, the turn-on frequency is controlled by the MOS thyristor 38, when the positioning module 5, the acceleration sensor 6 and the Beidou communication module 7 do not work, the power supply is cut off, the electric quantity loss is reduced, meanwhile, the processor 4, the storage module 8 and the clock module 9 can be independently powered through the second battery 33, so that the graded management of the electric quantity is realized, meanwhile, the solar panel 35 is used to supply power to the first battery 31 and the second battery 33, so as to satisfy the normal power reserve, thereby the big Dipper short message terminal of the utility model can work on the open sea for a long time, the temperature of the terminal can be detected in real time by arranging the temperature detection module 10, and when the temperature is ultrahigh, the module with larger power consumption is closed so as to avoid the damage caused by the operation of the module at high temperature. Utilize the electric energy monitoring unit real-time supervision first battery 31 and the electric energy deposit of second battery 33 simultaneously, when the electric energy is not enough, can close the circular telegram of some modules through treater 4 to reserve less power consumption, wait for solar panel 35 to charge the back, open whole normal work flow once more. Therefore, the phenomenon that the service life is greatly shortened due to over discharge of the battery power caused by full-load operation of equipment under low power is avoided.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A low-power consumption short big dipper message terminal for monitoring open sea wave height which characterized in that: comprises a shell, a Beidou communication control panel and a power management module which are arranged in the shell, wherein,

2. The low-power-consumption short Beidou message terminal for monitoring the sea wave height of the open sea according to claim 1, is characterized in that: the Beidou communication module comprises a Beidou transmitting and receiving unit and a Beidou smart card, and the Beidou transmitting and receiving unit and the Beidou smart card are electrically connected with the storage module.

3. The low-power-consumption short Beidou message terminal for monitoring the sea wave height of the open sea according to claim 1, is characterized in that: the positioning module comprises a Beidou positioning unit and a GPS positioning unit, and the Beidou positioning unit and the GPS positioning unit are electrically connected with the storage module.

4. The low-power-consumption short Beidou message terminal for monitoring the sea wave height of the open sea according to claim 1, is characterized in that: the power management module further comprises a solar panel and a charging circuit, the solar panel is fixedly arranged on the top surface of the shell, the charging circuit is arranged in the shell, and the solar panel is connected with the first battery through the charging circuit and used for charging the first battery.

5. The low-power-consumption short Beidou message terminal for monitoring the sea wave height of the open sea according to claim 4, characterized in that: the solar panel is connected with the second battery through the charging circuit and used for charging the second battery.

6. The low-power-consumption short Beidou message terminal for monitoring the sea wave height of the open sea according to claim 1, is characterized in that: the power management module further comprises an electric quantity monitoring unit, one end of the electric quantity monitoring unit is electrically connected with the first battery and the second battery respectively, and the first end of the electric quantity monitoring unit is electrically connected with the processor.

7. The low-power-consumption short Beidou message terminal for monitoring the sea wave height of the open sea according to claim 1, is characterized in that: and an MOS thyristor is also connected between the first battery and the booster circuit.

8. The low-power-consumption short Beidou message terminal for monitoring the sea wave height of the open sea according to claim 1, is characterized in that: still be provided with temperature detection module in the casing, temperature detection module with the treater electricity is connected.