阅读说明：本技术 自供电窄带物联变频式的船用北斗示位终端及其控制方法 (Self-powered narrow-band internet-of-things variable-frequency marine Beidou position indicating terminal and control method thereof ) 是由 全心 于 2020-05-09 设计创作，主要内容包括：本发明公开了一种自供电窄带物联变频式的船用北斗示位终端及其控制方法,该终端包括主控模块、加速度传感器、用于采集船舶定位信息的卫星定位模块、用于传送船舶定位信息的NB-IoT无线通信模块、用于提供电源的供电模块和扩展存储器,加速度传感器、卫星定位模块、NB-IoT无线通信模块、供电模块和扩展存储器均与主控模块连接,加速度传感器检测船舶的运动状态,并负责唤醒主控模块,扩展存储器存储未传送的定位信息,主控模块根据船舶的运动状态调整示位频率,以及存储、补传超出通信范围的定位信息。本发明能智能调节终端示位频率,降低终端功耗,并具有NB-IoT移动信号的盲区补传功能,突破了移动基站信号覆盖范围有限的局限性。(The invention discloses a self-powered narrowband internet of things variable-frequency type marine Beidou position indicating terminal and a control method thereof, wherein the terminal comprises a main control module, an acceleration sensor, a satellite positioning module for acquiring ship positioning information, an NB-IoT wireless communication module for transmitting the ship positioning information, a power supply module for providing a power supply and an expansion memory, the acceleration sensor, the satellite positioning module, the NB-IoT wireless communication module, the power supply module and the expansion memory are all connected with the main control module, the acceleration sensor detects the motion state of a ship and is responsible for awakening the main control module, the expansion memory stores positioning information which is not transmitted, and the main control module adjusts position indicating frequency according to the motion state of the ship and stores and transmits the positioning information which exceeds a communication range. The invention can intelligently adjust the position indicating frequency of the terminal, reduce the power consumption of the terminal, has the blind area supplementary transmission function of NB-IoT mobile signals and breaks through the limitation of limited signal coverage of the mobile base station.)

1. The utility model provides a position terminal is shown to marine big dipper of self-power narrowband thing allies oneself with frequency conversion formula which characterized in that includes: the system comprises a main control module, an acceleration sensor, a satellite positioning module, an NB-IoT wireless communication module, a power supply module and an expansion memory;

the system comprises an acceleration sensor, a satellite positioning module, an NB-IoT wireless communication module, a power supply module and an expansion memory, wherein the acceleration sensor, the satellite positioning module, the NB-IoT wireless communication module, the power supply module and the expansion memory are all connected with a main control module, the acceleration sensor is used for detecting the motion state of a ship and awakening the main control module, the satellite positioning module is used for collecting ship positioning information, the NB-IoT wireless communication module is used for transmitting the ship positioning information, the power supply module is used for providing a power supply, the expansion memory is used for storing the positioning information which is not transmitted, and the main control module is used for adjusting the position indicating frequency according to the motion.

2. The self-powered narrow-band internet-of-things frequency conversion type marine Beidou position indicating terminal according to claim 1, further comprising a main board cabin and a battery cabin, wherein the main control module is arranged in the main board cabin, the main board cabin is sealed by a sealing material, and the power supply module is arranged in the battery cabin.

3. The self-powered narrowband internet of things frequency conversion type marine Beidou position indicating terminal according to claim 2, wherein a high-frequency electronic identity tag is arranged on the upper cover of the main board cabin and used for recording electronic identity information of a ship.

4. The self-powered narrow-band internet-of-things frequency conversion type marine Beidou position indicating terminal according to claim 2 is characterized in that a base and an upper cover are arranged, fastening screws are arranged on two sides of the base, the base is connected with a ship body, the upper cover is detachably connected with a battery bin, and a sealing ring made of silica gel is arranged on the upper cover.

5. The self-powered narrowband internet of things frequency conversion type marine Beidou position indicating terminal according to claim 1, wherein the NB-IoT wireless communication module is a Quectrel BC20 type wireless communication module, and the main control module is provided with a SIM card slot for installing a SIM traffic card.

6. The self-powered narrowband internet of things frequency conversion type marine Beidou position indicating terminal according to claim 1, wherein the power supply module adopts a disposable non-combustible electrolyte lithium-thionyl chloride wound battery.

7. The control method of the self-powered narrowband internet of things frequency conversion type marine Beidou position indicating terminal according to any one of claims 1 to 6, characterized by comprising the following steps of:

detecting the motion state of the ship: judging whether the ship is in a sailing state or a berthing state according to the monitoring data of the acceleration sensor, adjusting the interval time of satellite position indication, and transmitting positioning data in a frequency conversion mode;

when the ship is judged to be in a sailing state, adjusting the terminal position indicating frequency to be a preset sailing state frequency;

and when the ship is judged to be in the berthing state, adjusting the terminal position indicating frequency to be the preset berthing state frequency.

8. The self-powered narrowband internet-of-things frequency conversion type marine Beidou position indicating terminal control method according to claim 7, wherein the frequency conversion sends positioning data, when the positioning data exceeds a communication range of a base station, the positioning data is stored in an expansion memory, and the positioning data is retransmitted after communication is recovered.

9. The self-powered narrowband internet-of-things frequency conversion type marine Beidou position indicating terminal control method according to claim 7, wherein the positioning data comprises ship information, longitude and latitude information and positioning time information.

10. The self-powered narrowband internet-of-things frequency conversion type marine Beidou position indicating terminal control method according to claim 7, wherein the satellite position indicating interval time is adjusted according to a reference position indicating interval time.

Technical Field

The invention belongs to the field of marine Beidou satellite positioning, and particularly relates to a self-powered narrowband Internet of things variable-frequency marine Beidou position indicating terminal and a control method thereof.

Background

The intelligent Beidou position indicating terminal is used for dynamic monitoring of a ship position, and achieves the purposes of theft prevention, platform prevention, fishing prohibition supervision, port entrance and port exit reporting through the position indicating function, and the existing ship position monitoring terminal has the following defects and shortcomings: 1. a fixed-frequency position indicating system is adopted, the position indicating frequency is unchanged, the position indication is repeated when the fishing boat does not move, and a limited power supply is wasted; 2. the adopted solar power supply is limited by factors such as installation position (a solar panel must face the sky), short effective solar energy collection time, small solar cell capacity, easy blowing damage in typhoon weather and the like besides large potential safety hazard of deflagration at high temperature; 3. by adopting the Beidou satellite two-way communication, the application of the small ship is limited because an external receiving antenna needs to be configured besides high cost.

Disclosure of Invention

In order to overcome the defects and shortcomings of the existing ship position monitoring terminal, the invention provides a self-powered narrow-band Internet of things variable-frequency type marine Beidou position indicating terminal and a control method thereof, and the self-powered narrow-band Internet of things variable-frequency type marine Beidou position indicating terminal can reduce the power consumption of the terminal and prolong the effective operation time of a battery supporting terminal; the NB-IoT mobile communication mode is adopted to transmit the positioning information, so that the power consumption is lower, and an antenna is not required to be specially arranged, thereby facilitating the installation of a small ship; the safety is higher by adopting the disposable non-combustible electrolyte lithium battery; the terminal positioning information is stored in the extended memory when the terminal exceeds the coverage area of the mobile base station, 2300 satellite positioning information can be stored, and corresponding positioning information is additionally transmitted when the terminal waits for a wireless communication signal, so that the limitation of limited coverage area of the mobile base station signal is broken through.

In order to achieve the purpose, the invention adopts the following technical scheme:

the invention provides a self-powered narrowband Internet of things variable-frequency marine Beidou position indicating terminal which comprises: the system comprises a main control module, an acceleration sensor, a satellite positioning module, an NB-IoT wireless communication module, a power supply module and an expansion memory;

the system comprises an acceleration sensor, a satellite positioning module, an NB-IoT wireless communication module, a power supply module and an expansion memory, wherein the acceleration sensor, the satellite positioning module, the NB-IoT wireless communication module, the power supply module and the expansion memory are all connected with a main control module, the acceleration sensor is used for detecting the motion state of a ship and awakening the main control module, the satellite positioning module is used for collecting ship positioning information, the NB-IoT wireless communication module is used for transmitting the ship positioning information, the power supply module is used for providing a power supply, the expansion memory is used for storing the positioning information which is not transmitted, and the main control module is used for adjusting the position indicating frequency according to the motion.

As an optimal technical scheme, the intelligent power supply device is further provided with a main board bin and a battery bin, the main control module is arranged in the main board bin, the main board bin is sealed by adopting a sealing material, and the power supply module is arranged in the battery bin.

As an optimal technical scheme, the upper cover of the main board bin is provided with a high-frequency electronic identity tag, and the electronic identity tag is used for recording electronic identity information of a ship.

As an optimal technical scheme, the solar water heater is further provided with a base and an upper cover, fastening screws are arranged on two sides of the base, the base is connected with the ship body, the upper cover is detachably connected with the battery bin, and the upper cover is provided with a sealing ring made of silica gel.

As a preferred technical solution, the NB-IoT wireless communication module adopts a Quectel BC20 model wireless communication module, and the main control module is provided with a SIM card slot for installing a SIM traffic card.

Preferably, the power supply module is a disposable lithium-thionyl chloride wound battery.

The invention also provides a control method of the self-powered narrowband internet of things variable-frequency marine Beidou position indicating terminal, which comprises the following steps of:

detecting the motion state of the ship: judging whether the ship is in a sailing state or a berthing state according to the monitoring data of the acceleration sensor, transmitting positioning data in a variable frequency mode, and adjusting the interval time of satellite position indication;

when the ship is judged to be in a sailing state, adjusting the terminal position indicating frequency to be a preset sailing state frequency;

and when the ship is judged to be in the berthing state, adjusting the terminal position indicating frequency to be the preset berthing state frequency.

As a preferred technical scheme, the frequency conversion is used for sending the positioning data, when the positioning data exceeds the communication range of the base station, the positioning data is stored in the expansion memory, and the positioning data is retransmitted after communication is recovered.

As a preferred technical scheme, the positioning data includes ship information, longitude and latitude information, and positioning time information.

Preferably, the adjustment of the satellite bit interval time is performed based on a reference bit interval time.

Compared with the prior art, the invention has the following advantages and beneficial effects:

(1) the invention adopts the motion sensing technology to distinguish whether the ship is in a sailing state or a berthing state, intelligently adjusts the position indicating frequency (interval time) of the terminal, has dense position indicating frequency when the ship moves and sparse position indicating frequency when the ship stops, and reduces the power consumption of the terminal.

(2) The invention has the blind area supplementary transmission function of the mobile signal, saves the terminal positioning information when the terminal exceeds the coverage area of the mobile base station, and then supplements and transmits the stored positioning information when waiting for the wireless communication signal, thereby breaking through the limitation of the limited coverage area of the mobile base station signal.

(3) According to the invention, the high-frequency electronic identity tag is arranged on the outer surface of the main board cabin, so that the handheld terminal can conveniently check the ship identity information and track the ship running track in an NFC mode.

(4) The main board bin is arranged in the battery bin and is sealed by adopting a sealing material, and the main board bin is equivalent to a double-protection main board bin formed by adding the sealing material to the battery bin; and adopt mainboard storehouse and base separation design, can avoid water to get into from the bottom, strengthen the leakproofness and the waterproof nature in mainboard storehouse.

(5) The wireless communication module is Quectel BC20, compared with the traditional NB-IoT + GNSS scheme, the Quectel BC20 has the advantages that the volume is reduced by 40%, the size is compact, the power consumption is lower, a specially-arranged antenna is not needed, and the installation of a small ship is facilitated.

Drawings

Fig. 1 is a schematic structural diagram of an internal module of a self-powered narrowband internet-of-things frequency conversion type marine Beidou position indicating terminal according to the embodiment;

fig. 2 is a schematic overall structure diagram of a self-powered narrowband internet of things frequency conversion type marine Beidou position indicating terminal according to the embodiment;

fig. 3 is a schematic diagram of an internal structure of a self-powered narrowband internet of things frequency conversion type marine Beidou position indicating terminal according to the embodiment;

fig. 4 is a schematic structural diagram of an upper cover of a self-powered narrowband internet of things frequency conversion type marine Beidou position indicating terminal according to the embodiment.

The power supply device comprises a power supply module, a power supply module clamping seat and a sealing ring, wherein 1-an upper cover, 2-a first screw, 3-a base, 4-a second screw, 5-a lead seal, 6-a main board bin, 7-a power supply interface, 8-a battery bin, 9-a power supply module, 10-the power supply module clamping seat and 11-the sealing ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.