CN106443716A - Charging detection box of Beidou search and rescue position indicator - Google Patents

Charging detection box of Beidou search and rescue position indicator Download PDF

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Publication number
CN106443716A
CN106443716A CN201611052008.8A CN201611052008A CN106443716A CN 106443716 A CN106443716 A CN 106443716A CN 201611052008 A CN201611052008 A CN 201611052008A CN 106443716 A CN106443716 A CN 106443716A
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CN
China
Prior art keywords
big dipper
search
unit
report position
position instrument
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Pending
Application number
CN201611052008.8A
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Chinese (zh)
Inventor
金成�
田亚素
肖龙
董希彦
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Xi'an Hangguang Satellite Measurement And Control Technology Co Ltd
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Xi'an Hangguang Satellite Measurement And Control Technology Co Ltd
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Application filed by Xi'an Hangguang Satellite Measurement And Control Technology Co Ltd filed Critical Xi'an Hangguang Satellite Measurement And Control Technology Co Ltd
Priority to CN201611052008.8A priority Critical patent/CN106443716A/en
Publication of CN106443716A publication Critical patent/CN106443716A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S19/00Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
    • G01S19/01Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
    • G01S19/13Receivers
    • G01S19/14Receivers specially adapted for specific applications
    • G01S19/17Emergency applications

Abstract

The invention discloses a charging detection box of Beidou search and rescue position indicator, including a rechargeable battery, a power adapter, a display screen and buttons, panel lights and a main control unit. The charging detection box comprises two Beidou search and rescue position indicators inside and detects the circuit of the search and rescue position indicators and charges the search and rescue position indicators. The power adapter is used for charging the rechargeable battery and charging detection device. The rechargeable battery is used for the charging the two Beidou search and rescue position indicators and the detection device. The main control unit is connected with the two Beidou search and rescue position indicators respectively through a serial port, which is capable to set up the parameter of the Beidou search and rescue position indicators and obtain the status information of the Beidou search and rescue position indicators. The display screen and buttons are used for display and switch of the status information of Beidou search and rescue indicators. Panel lights are used for indicating the two Beidou search and rescue indicators' status indication. The charging detection box of the device can be used for setting up the parameter and monitoring the status of the battery and the various sensors of the position indicator, which improves the applying reliability of the position indicator.

Description

The Big Dipper searches and rescues the charging detection case of report position instrument
Technical field
The invention belongs to equipment is reported and submitted in the Big Dipper lifesaving in pilot's life saving system and in particular to one kind searches and rescues report to the Big Dipper Position instrument charge go forward side by side line parameter detection charging detection case, be charging and the safe-guard system of pilot's lifesaving report position instrument.
Background technology
Current naval air force aircrew after at sea parachute jumping in danger is disembarked, mainly uses hand-held safeguard station in pack Radio emergency position indicating beacon carry out showing position, then rely on search index aircraft or search and rescue helicopter complete to radio meet an urgent need Show positioning and the position report of a beacon.Show that a coverage only has 120 kilometers, therefore due to radio emergency position indicating beacon Search index aircraft or search and rescue helicopter and at least need to fly into this scope and be possible to receive radio emergency position indicating beacon Signal, and further by continuous carrier orient, inquiry position coordinates and from main direction finder station range finding etc. mode position radio meet an urgent need Show the position of a beacon.After completing positioning, search index aircraft or search and rescue helicopter could pass through Speech Communication, to bank base commander Or the neighbouring troops that search and rescue report and submit location information it is seen then that warning during existing naval air force's pilot in danger and means of communication, Simply solve the presence or absence of my army's aviation search and rescue ability problem, report to the police and means of communication phase with pilot in danger advanced in the world Also there is very big gap, and, also result in the mistake completely of distress personnel in the case that pilot's pack loss occurs in ratio Connection.
With the continuous transmitting of China's big-dipper satellite, also constantly gone out using the equipment that Beidou communication carries out distress personnel rescue Existing, but have a problem that, existing Big Dipper lifesaving appliance Starting mode is all very single, and often only a kind of SOS manually boots Mode, and often can be lain in a comatose condition after meeting accident it is impossible to manually boot deliverance apparatus by rescue personnel, therefore there is fault bar The factor that under part, report position instrument cannot trigger.Need before use its charge capacity and state parameter are supervised with Times position instrument Survey, and existing Big Dipper lifesaving report position instrument is all only equipped with simple charger, and without safety detection case, therefore there is report Position instrument is brought the danger of flight with safety and potential faults by pilot.
Content of the invention
It is an object of the invention to provide a kind of be used for pilot's lifesaving report position instrument charging detection case, this report position instrument is provided with Acceleration, air pressure/temperature sensor, contact meet taps, a key calls for help the multiple sensors such as SOS, realize report position instrument each Plant the reliability triggering under mal-condition, this report position instrument detection case can be to battery and the various biography of report position instrument before pilot wears simultaneously The status monitoring of sensor and parameter setting, improve the reliability of report position instrument report position.
The concrete technical scheme of the present invention is as follows:
The Big Dipper searches and rescues the charging detection case of report position instrument, including rechargeable battery, power supply adaptor, display screen and button, panel Indicator lamp and main control unit, described charging detection case is built-in with two Big Dippeves and searches and rescues report position instrument, and charges for it and circuit inspection Survey, power supply adaptor is used for the charging of rechargeable battery and charging detection device itself, rechargeable battery is used for two described Big Dippeves Search and rescue the power supply of report position instrument and charging detection device itself, described main control unit is made up of MCU chip and peripheral circuit, master control Unit is searched and rescued report position instrument respectively by USB interface and is connected with two described Big Dippeves, and the Big Dipper can be searched and rescued with the parameter of report position instrument It is configured, and obtains its status information, described display screen and button are used for the display that the Big Dipper searches and rescues report position instrument status information And switching, panel leds are for the state instruction of two described Big Dippeves search and rescue report position instrument.
The above-mentioned Big Dipper is searched and rescued in the charging detection case of report position instrument, and the Big Dipper is searched and rescued report position instrument and included Big Dipper RDSS module, the Big Dipper RNSS module, Big Dipper RDSS antenna, Big Dipper RNSS antenna, microcontroller, power supply, air pressure/temperature sensor, seawater Sensor, acceleration transducer, SOS mono- key challenge switch, voice playing unit;Described air pressure/temperature sensor, acceleration Sensor is respectively connecting to the I2C interface of microcontroller, described seawater sensor and SOS mono- key challenge switch connect to The interruption detection pin of microcontroller, described voice playing unit connects to the SPI interface of microcontroller.
The above-mentioned Big Dipper is searched and rescued in the charging detection case of report position instrument, and microcontroller built-in sensors detector unit, state are sentenced Disconnected unit, transmission processe unit, retransmission process unit, RDSS/RNSS driver element, voice driven unit and power supply list Unit;
Described sensor detector unit detects air pressure/temperature sensor, seawater sensor, acceleration transducer and SOS The triggering state of one key challenge switch, and triggered mark is sent to condition adjudgement unit;
Described condition adjudgement unit is ranked up processing according to priority to each triggered mark, and result is sent out Give transmission processe unit;
Described retransmission process unit, in the state of the transmission of transmission processe unit is unsuccessful, is arranged again to information After sequence, editor, packing are processed, it is sent to transmission processe unit again;
Described RDSS/RNSS driver element is sent out after being packed with IC-card authentication information from the information sending processing unit Give RDSS/RNSS module, and big-dipper satellite is sent information to by Big Dipper RDSS antenna or Big Dipper RNSS antenna;
Described voice driven unit drives voice playing unit to carry out voice broadcast, described power control unit according to The program setting opens and closes the power supply of sensor.
The above-mentioned Big Dipper is searched and rescued in the charging detection case of report position instrument, and the Big Dipper is searched and rescued report position instrument and also included bluetooth communication, institute The smart bluetooth equipment interconnection such as the cardiotach ometer of the bluetooth communication stated and distress personnel configuration, bracelet, and by bluetooth equipment Information is sent to big-dipper satellite by transmission processe unit.
The above-mentioned Big Dipper is searched and rescued in the charging detection case of report position instrument, and seawater sensor is two gold-plated contact pins, and one is passed through electricity Resistance pulls down to low level, and a resistance is pulled upward to high level, and is respectively connecting to microcontroller interrupt pin.
The above-mentioned Big Dipper is searched and rescued in the charging detection case of report position instrument, and SOS mono- key is called for help switch one end and accessed high level, and one end leads to Cross resistance and pull to low level, pull to the interrupt pin that MCU is accessed in low level one end simultaneously.
The above-mentioned Big Dipper is searched and rescued in the charging detection case of report position instrument, and air pressure/temperature sensor, acceleration transducer connect respectively To the I2C interface of microcontroller, described voice playing unit connects to the SPI interface of microcontroller, described sea Water sensor and SOS mono- key challenge switch connect to the interruption detection pin of microcontroller.
The above-mentioned Big Dipper is searched and rescued in the charging detection case of report position instrument, and main control unit also includes charging control unit, in external electrical During the work of source, the dc source that power supply adaptor exports charges to rechargeable battery, system power supply and two report position instrument;In external electrical When source does not work, rechargeable battery charges directly to system power supply and two report position instrument.
The technique effect that the present invention has is as follows:
1st, in the system of pilot's lifesaving report position, detection case can obtain the proprietary self-inspection information of report position instrument, including battery electric quantity, Big dipper module, acceleration, air pressure/temperature sensor, contact meet taps, a key calls for help the status informations such as SOS;In can arranging The parameters such as heart card number, frequency, volume, acceleration threshold, air pressure thresholding, temperature threshold, voice messages content;Search and rescue instrument can be monitored The positioning of RDSS/RNSS and the communication information, the Bluetooth communication information etc. searching and rescuing instrument can be monitored.Detection case is by built-in high accuracy Charger, can achieve safe and reliable report position instrument battery charging and electric power detection, thus being that pilot's lifesaving report position instrument is intact Property and security provide full-scope safeguards.
2nd, the Big Dipper of the present invention searches and rescues the key device that report position instrument is in the system of pilot's lifesaving report position, can pass through multiple Mode is such as:Acceleration detection, draught head detection, temperature difference detection, seawater detection, manual Help Point SOS etc. jump in pilot Umbrella moment and later send distress signals, report pilot current location to director in time, and the information that is given reports and submits successfully sound Light is pointed out.
3rd, the present invention adopts intelligent economize on electricity control design case, according to powering up of possible situation Based Intelligent Control sensor in danger And power down sequence, save electric energy to greatest extent, extend report position duration.Adopt low-power consumption components and parts simultaneously, reduce and be The power consumption of system.
4th, the present invention can be mutual with smart bluetooth equipment such as the cardiotach ometer being configured by rescue worker, bracelets by bluetooth equipment Connection, and the information of bluetooth equipment is sent to big-dipper satellite by transmission processe unit, send current by rescue worker in time State.
5th, the present invention carries voice broadcast function, and the content of voice broadcast and volume all can be controlled by software programming System, thus can carry out the regulation of voice content and volume at any time according to use environment, and succoured in distress personnel In interlude, point out distress personnel to be succoured by voice broadcast, a kind of psychological hint can be given, tell distress personnel just In rescue, him can be inspired to greatest extent to persevere.
6th, the Big Dipper of the present invention searches and rescues report position instrument is portable wearable Big Dipper lifesaving appliance, and various ways trigger Big Dipper mould The prompting of block indicator lamp is obtained reliably giving first aid in time by searching and rescuing target, comprehensive guarantee distress personnel.
Brief description
Fig. 1 is main control MCU and peripheral components theory of constitution schematic diagram in the instrument detection case of report position of the present invention;
Fig. 2 is power supply principle schematic in the instrument detection case of report position of the present invention;
Fig. 3 searches and rescues the theory of constitution block diagram of report position instrument for the Big Dipper of the present invention;
Fig. 4 searches and rescues report position instrument MCU internal software modules theory of constitution figure for the Big Dipper of the present invention;
Fig. 5 searches and rescues the structure composition figure of report position instrument for the Big Dipper of the present invention;
Fig. 6 searches and rescues report position instrument power supply sequential theory diagram for the Big Dipper of the present invention;
Fig. 7 searches and rescues report position instrument power control circuit figure for the Big Dipper of the present invention.
Reference is as follows:1.LED indicator lamp 2.SOS calls for help key 3. power switch key 4. Bluetooth switch key 5.SIM Water contact switch 10.USB waterproof plug 11. upper casing 12.RDSS antenna met by card 6.USB socket 7. sealing ring, 8. loudspeaker 9. 13.RNSS antenna 14. acceleration transducer, 15. microcontroller 16. bluetooth module 17. air pressure/temperature sensor 18. Battery 19. lower casing, 20. screw stopple 21. download online contact.
Specific embodiment
In order to realize accurately searching and rescuing positioning, the present invention adopts the integrated positioning of Big Dipper RDSS and Big Dipper RNSS.RDSS system As the first generation global position system of China's independent development, its coverage is the Asian-Pacific area to system.Cover model in RDSS system The fringe region enclosing, such as 5 ° of N~55 ° N of latitude, 55 ° of E~75 ° E, 145 ° of E~160 ° E, because terminal device is only capable of and 1 RDSS satellite sets up communication connection, and now terminal device only has short message communication function it is impossible to carry out determining using RDSS system Position.Therefore, distress personnel position can be provided in the whole coverage of RDSS to believe in order that the Big Dipper searches and rescues report position instrument Breath, report position machine has RDSS and RNSS two parts function simultaneously.
Traditional Big Dipper is searched and rescued report position instrument and is included Big Dipper RDSS module, Big Dipper RNSS module, Big Dipper RDSS antenna, the Big Dipper RNSS antenna, Big Dipper IC-card, microcontroller and power supply, Big Dipper RDSS module and Big Dipper RNSS module pass through serial ports with Microcontroller couples, and authentication information is stored in Big Dipper IC-card.
As shown in Figure 3 and Figure 4, the Big Dipper of the present invention search and rescue report position instrument include air pressure/temperature sensor, seawater sensor, Acceleration transducer, SOS mono- key challenge switch and voice playing unit;Described microcontroller built-in sensors detection is single Unit, condition adjudgement unit, transmitting element, retransmission unit, RDSS/RNSS driver element, voice driven unit and power supply list Unit;Wherein sensor detector unit detection air pressure/temperature sensor, seawater sensor, acceleration transducer and the calling of SOS mono- key The triggering state of switch, and triggered mark is sent to condition adjudgement unit;Condition adjudgement unit to each triggered mark according to Priority is ranked up processing, and result is sent to transmission processe unit;Retransmission process unit is in transmission processe unit Send unsuccessful in the state of, information carried out resequence, edit, after packing processes, being sent to transmission processe unit again; RDSS/RNSS driver element is sent to RDSS/RNSS after packing with IC-card authentication information from the information sending processing unit Module, and big-dipper satellite is sent information to by Big Dipper RDSS antenna, big-dipper satellite is received by Big Dipper RDSS/RNSS antenna Signal;Voice driven unit drives voice playing unit to carry out voice broadcast, and power control unit is opened according to the program setting Power supply with closure sensor.
The Big Dipper of the present invention is searched and rescued report position instrument and is employed multiple calling for help triggering modes, including acceleration detection, draught head inspection Survey, temperature difference detects, seawater detects, manual SOS., in the moment launched from cabin, acceleration can be fast in 4~5 seconds for pilot Speed rises to more than 9.5g, and this makes to detect that acceleration becomes pilot in danger and triggers a kind of method that the Big Dipper is reported and submitted, the Big Dipper is searched Rescuing and accelerate to detection module within report position instrument, once the transition of acceleration is detected, Big Dipper RDSS module will be triggered external Send distress signals, till information sends success;Pilot is in the moment launched from cabin, the draught head meeting inside and outside cabin Vary widely (it is an atmospheric pressure in cabin, generally 1000hPa, the outer air pressure of cabin is inversely proportional to height above sea level, height above sea level Highly often increase 8.43m, air pressure reduces 1hPa), air pressure change is detected by baroceptor, once finding that air pressure change rate is big In certain threshold value, just start Big Dipper RDSS module and send distress signals;Pilot, after ejecting cabin, often declines 1000 meters, Temperature can increase by 6.5 degree, and general pilot has to fall earthward within 5~6 minutes during parachute jumping, using the temperature of short time Degree difference change detection is it is also possible to judge pilot in danger, thus triggering Big Dipper RDSS module transmission distress signals;If pilot Fall into sea, the chance taps of lifesaving report position machine can be triggered, triggering Big Dipper RDSS module sends distress signal;One kind is also had to ask The transmission rescuing signal is exactly the triggering of SOS button, as long as distress personnel hand is pressed SOS and called for help key, will trigger Big Dipper RDSS mould Block sends distress signal.The combination of various triggering modes is it is ensured that the transmission of Big Dipper distress signal is it is ensured that distress personnel is sought in time Rescue.
The Big Dipper of the present invention searches and rescues what Big Dipper RDSS module in the instrument of report position was encapsulated using profit core RXM608 microminiature stamp mouth Radio frequency baseband integrated module, needs the distress signals of transmitting to be sent to Big Dipper RDSS module, the Big Dipper by serial communication from MCU RDSS module by interacting with Big Dipper generation IC-card, to distress signals add can certification message part go forward side by side row information packing, The distress signals of IC-card authentication information of having packed are sent to the emission part of Big Dipper RDSS antenna by the L frequency of Big Dipper RDSS module Point, transmitting antenna sends information to big-dipper satellite, and big-dipper satellite sends information to director after certification, and director exists After receiving distress signals, transmission system is carried out with signal response, the link of response is from director to satellite, from satellite to the Big Dipper The receiving portion of RDSS antenna, signal is sent to Big Dipper RDSS module by S frequency by reception antenna, same reason, module By interacting with Big Dipper generation IC-card, information is authenticated, the errorless information of certification is sent to by Big Dipper RDSS module MCU, this is that MCU can be by the prompting message of voice broadcast recommendation for admission to school " distress signal has sent successfully, waits for rescue ".
The radio frequency baseband integrated module of section's micro- ATG336H 5N microminiature stamp mouth encapsulation in the employing of Big Dipper RNSS module, Big Dipper RNSS module only receives satellite-signal.Big Dipper RNSS reception antenna is by the Big Dipper satellite signal receiving by B1/L1 frequency Point is sent to Big Dipper RNSS module, and Big Dipper RNSS module parses current location and velocity information by internal algorithm, and will solve The information separating out is sent to MCU by serial communication with the frequency of 1Hz, and MCU can be by by rescue worker's after comprehensive analysis Position and velocity information are sent to director by RDSS module.
Temperature and air pressure detection part adopt combined type trans BMP180, and this sensing chip carries I2C data-interface, The every 200mS of MCU reads the real-time parameter of a temperature and air pressure by I2C interface.
Seawater detection part passes through two gold-plated contact pins, and contact pins A passes through 10k resistive pull-downs to low level, and contact pin B passes through 10k resistance is pulled upward to high level and connects the interrupt pin of MCU simultaneously, and when rainwater, contact pins A and contact pin B turn on, and contact pin B is drawn For low level, MCU generation interruption, at this moment seawater inspection side success.
Acceleration detection part adopts MPU6050 3-axis acceleration MEMS sensor, can detect tri- directions of X, Y, Z simultaneously Acceleration change, adopt I2C interface between MPU6050 and MCU, the every 100mS of MCU reads primary acceleration value, and to three axles Acceleration does root mean square computing, draws final acceleration change value.
SOS mono- key is called for help button one end and is accessed high level, and one end pulls to low level by 10k resistance, pulls to low electricity simultaneously The flat interrupt pin of one end access MCU simultaneously opening, so SOS key is by the base stage control power supply of a switching tube Can turn on the power and call for help it is also possible to send SOS.When SOS key is pressed by rescue worker, button two terminal shortcircuit, MCU interruption pipe Pin is pulled low, and at this moment MCU response SOS interrupts, and sends distress signals.
This equipment has Beidou communication mode and Blue-tooth communication method.Two kinds of communication modes are two-way communication.North Bucket module can report distress signals to director, can also receive the laxative remedy order of director simultaneously;Bluetooth module can connect Receive the information of other bluetooth equipments, also can send information to other bluetooth equipments simultaneously.Bluetooth communication part adopts someone USR BLE101 bluetooth module, this bluetooth module small volume simultaneously carries built-in aerial, in open space communication distance up to 80 meters, bluetooth Pass through serial communication between module and MCU, and bluetooth module has a wake up port to be connected with external key, works as bluetooth Module is in low-power consumption mode when not working, and when needing bluetooth module work, presses Bluetooth key, and bluetooth module starts to be searched Rope Bluetooth signal nearby, and the signal receiving is sent to MCU by serial ports.If distress personnel is equipped with cardiotach ometer, hand Ring etc. can measure the bluetooth equipment of vital sign, can be passed to vital sign information by carrying out Bluetooth communication with this equipment This equipment, this equipment passes through Big Dipper RDSS module by information reporting again to director.
Phonological component adopts SYN6288 chipspeech, can carry out phonetic synthesis to input Chinese character, speech chip with Connected by serial ports between MCU, when needing to send speech message, instruction is issued SYN6288, SYN6288 by serial ports by MCU Power amplifier chips HJX9002 is driven to be amplified the voice signal of simulation after carrying out phonetic synthesis, the voice signal after amplification is straight Connect driving 3W loudspeaker and carry out voice broadcast.
In Fig. 4, the function of each part of MCU is as follows:
First, sensor detector unit
Detect whether each sensor is in triggering state successively according to a graded, trigger if there are sensor, then Do triggered mark, and by token-passing to condition adjudgement unit.
2nd, condition adjudgement unit
Condition adjudgement unit is ranked up processing according to priority to each triggered mark, and result is sent to Send processing unit.
3rd, transmission processe unit
Transmission processe unit carries out selecting to content to be sent, edits, processes according to time, information source etc., and marks Whether note sends successfully, if sending unsuccessful, calls retransmission process unit.
4th, retransmission process unit
Send unsuccessful in the state of, after retransmission process unit carries out to information resequencing, edits, packing processes, It is sent to transmission processe unit again.
5th, RDSS/RNSS driver element
RDSS/RNSS driver element is sent to RDSS module to the information from transmission processe unit, and judges correlation-like State position.
6th, voice driven unit
Voice driven unit according to the content of the information of transmission, whether send the Rule of judgment such as successfully, and outer in advance control Some conditions, configuration speech chip and power amplifier, drive loudspeaker to carry out certain voice broadcast.
7th, Bluetooth control unit
Control bluetooth module switch, when bluetooth module is opened, carry out bluetooth module setting, search for Bluetooth signal, with Other bluetooth equipments carry out pairing link, receive the information from other bluetooth equipments or order, and are sent by big dipper module Bluetooth signal.
8th, power control unit
According to the sequential setting, control the switching sequence of each sensor and MCU ancillary equipment and open duration, intelligence is controlled Control equipment power consumption, plays reduction power consumption, extends the effect of report position duration.
Fig. 5 for the Big Dipper of the present invention search and rescue report position instrument concrete structure it can be seen that include on upper casing 11 LED light 1, SOS calls for help key 2, power switch key 3 and Bluetooth switch key 4, and lower casing 19 includes battery 18, lower casing 19, screw stopple 20, online Download contact 21, loudspeaker 8, meet water contact switch 9, USB waterproof plug 10, between upper casing 11 and lower casing 19, be provided with sealing ring 7, machine Core includes RDSS antenna 12, RNSS antenna 13, acceleration transducer 14, microcontroller 15, bluetooth module 16 and air pressure/temperature Degree sensor 17.
As shown in Figure 6 and Figure 7, in order to extend the report position time, the search and rescue report position instrument of the present invention employs low-power dissipation system.System System adopts low-power consumption master cpu, the internal power supply controlling modules using eight power switches.Switch 1, switch 2 are manual Physical switch, is used for opening device power supply (DPS), switchs 3 intelligent control switch, can be shut down by software control realization;Switch 4 use In controlling Big Dipper RDSS modular power source, when RDSS module does not need work, closedown module power supply can be controlled by software;Switch 5 is the intellectual power controlled switch of Big Dipper RNSS;Switch 6 is the intellectual power controlled switch of Bluetooth function module;Switch 7 is to add Acceleration module and the intellectual power controlled switch of air pressure/thermal module;Switch 8 is the intelligent power control of voice and power amplifier part Switch, by the Based Intelligent Control of above-mentioned switch 2~switch 8, can save system power consumption to greatest extent, so that whole system is existed Only has the power consumption of 3.6mW under holding state.
The circuit operation principle of Fig. 7 is as follows:
System adopts STM32L151CB low-power consumption MCU as main control chip, and this chip, when entering low-power consumption mode, consumes Electric current is up to below 1mA.Power control part adopts three S8050 switch controlled, and when on & off switch K2 presses, Q3 beats Open, BAT+ passes through Q1 to system power supply, and the ON OFF end being at this moment connected to MCU pin is driven high, and MCU starts timing, works as timing During by 3 seconds, high level is drawn high and is always maintained at the PWR ON end being connected to MCU, at this moment decontrols on & off switch, and BAT+ by Q1 is System is often powered;When system is in power supply process, when on & off switch K2 presses, the ON OFF end being at this moment connected to MCU pin is drawn Height, MCU starts timing, and when timing was by 3 seconds, the PWR ON end being connected to MCU drags down and be always maintained at low level, at this moment decontrols On & off switch, Q1 turns off and realizes shutdown.Same reason, only realizes starting shooting using SOS key and does not shut down.Such Based Intelligent Control, With guarantee system when not working, make equipment fully powered-off, operationally, MCU is positively retained at holding state to system.
The method that be can achieve a kind of search and rescue report position of energy-conservation using the search and rescue report position instrument of the present invention, is comprised the following steps that:
First, system, on firm during electricity, only opens MCU and the power supply of acceleration module, temperature and air pressure detection module.
2nd, when pilot is in urgent parachute jumping, acceleration module starts to detect acceleration, reaches certain door when accelerating to In limited time, system opens the power supply transmission distress signals of RDSS module, opens voice module power supply simultaneously and carries out voice broadcast, when complete After becoming this series of actions, system immediately closes off the power supply of RDSS module and voice module, and simultaneously closes off acceleration module electricity Source.
3rd, system opens the power supply of air pressure/temperature sensor module while opening acceleration module power supply, and detection adds Also in sampling air pressure and temperature data while speed, when system detectio arrive draught head change exceed certain threshold value when, at this moment, such as Fruit acceleration analysis does not start help-asking system, and the power supply that system opens RDSS module sends distress signals, opens voice simultaneously Modular power source carries out voice broadcast, and after completing this series of actions, system immediately closes off the electricity of RDSS module and voice module Source;When system detectio exceedes certain threshold value to temperature difference change, at this moment, if acceleration analysis, barometric surveying are not all opened Dynamic help-asking system, the power supply that system opens RDSS module sends distress signals, opens voice module power supply simultaneously and carries out voice and broadcasts Report, after completing this series of actions, system immediately closes off the power supply of RDSS module and voice module, and simultaneously close off air pressure/ Temperature sensor power supply.
4th, the bluetooth module in system belongs to from sleep block, and its electric current in the dormant state only has 2uA, only recognizes Bluetooth module just can be started for pressing, when Bluetooth information transmission finishes, bluetooth module can be automatically into low work(during Bluetooth key Consumption pattern.
5th, this system in stand-by mode, only opens MCU power supply, and makes MCU enter the standby mode of low-power consumption, SOS Button detect port use MCU interruption wake up port, when have SOS button receive event when, MCU is waken up, at this moment The power supply that system opens RDSS module sends distress signals, opens voice module power supply simultaneously and carries out voice broadcast, when completing this After a series of actions, system immediately closes off the power supply of RDSS module and voice module, and makes MCU enter low-power consumption mode.
Additionally, present invention is alternatively directed to traditional report position instrument has carried out following being partially improved:
First, the armband formula contour structures of body mechanics are met
Using the structure design of armband formula, human body large arm of fitting, wear Worn type with arm and install, Energy and comfort.
2nd, the MicroUSB of waterproof charges and data-interface
Using general MicroUSB interface, both can enter during row data communication to equipment charge it is also possible to be separately configured USB charger to equipment charge, very convenient practicality.16 USB socket, 1 10 USB waterproof plug.
3rd, programmable voice broadcast
The present invention carries voice broadcast function, and the content of voice broadcast and volume all can be controlled by software programming System, thus can carry out the regulation of voice content and volume at any time according to use environment, and succoured in distress personnel In interlude, point out distress personnel to be succoured by voice broadcast, a kind of psychological hint can be given, tell distress personnel just In rescue, him can be inspired to greatest extent to persevere.
4th, auto upgrading system
If internal CPU program to be upgraded it is only necessary to by the download online contact short circuit of hull outside so that it may With by USB interface more new procedures.Update program, device powers down restarts, just complete the upgrading of whole equipment program.
Search and rescue report position instrument due to the Big Dipper to power with battery, in order to the automatic charging of battery realized and to report position instrument electricity and Acceleration, air pressure/temperature sensor, contact meet taps, a key calls for help the status monitoring of the multiple sensors such as SOS, this The bright Big Dipper that have developed searches and rescues the charging detection case reporting position instrument.
Fig. 1 is the theory of constitution schematic diagram of charging detection case.The charging detection case that the Big Dipper searches and rescues report position instrument includes the electricity that charges Pond, power supply adaptor, display screen and button, panel leds and main control unit, described charging detection case is built-in with two north Bucket searches and rescues report position instrument, and charges and electric circuit inspection for it, and power supply adaptor is for rechargeable battery and charging detection device itself Charge, rechargeable battery is used for the power supply that described two Big Dippeves search and rescue report position instrument and charging detection device itself, described master control Unit is made up of MCU chip and peripheral circuit, and main control unit is passed through serial ports and searched and rescued report position instrument phase respectively with two described Big Dippeves Connection, the parameter that the Big Dipper can be searched and rescued with report position instrument is configured, and obtains its status information, and described display screen and button are used for The Big Dipper searches and rescues display and the switching of report position instrument status information, and panel leds are used for the shape that two described Big Dippeves search and rescue report position instrument State indicates.Under normal circumstances, it is provided with two Big Dippeves in a charging detection case and search and rescue report position instrument.
Fig. 2 gives the power work principle of charging detection case.220V/50Hz AC adapter conversion voltage is to 12V/5A Direct current output is powered to detection case, charges to internal 10000mAh/3.7V reserve battery.Under the control of charging control unit, During the input of 12V/5A external power supply, internal electric source switching circuit is directly switch to external power supply and charges to two-way report position instrument, simultaneously Charge to internal battery, and give system power supply simultaneously.When there is no 12V/5A external power supply, by power supply switch circuit by power supply It is switched to internal battery, is charged to two-way report position instrument by internal battery, give system power supply simultaneously.
The charging detection case of the present invention can be to the status monitoring of battery and the various sensor of report position instrument before pilot wears And parameter setting, improve the application reliability of report position instrument.

Claims (8)

1. the Big Dipper search and rescue report position instrument charging detection case it is characterised in that:Including rechargeable battery, power supply adaptor, display screen and Button, panel leds and main control unit, described charging detection case is built-in with two Big Dippeves and searches and rescues report position instrument, and charges for it And electric circuit inspection, power supply adaptor is used for described for the charging of rechargeable battery and charging detection device itself, rechargeable battery Two Big Dippeves search and rescue the power supply of report position instrument and charging detection device itself, and described main control unit is by MCU chip and peripheral circuit Composition, main control unit is searched and rescued report position instrument respectively by USB interface and is connected with two described Big Dippeves, and the Big Dipper can be searched and rescued with report position The parameter of instrument is configured, and obtains its status information, and described display screen and button are used for the Big Dipper and search and rescue report position instrument state letter The display of breath and switching, panel leds are used for the state instruction that two described Big Dippeves search and rescue report position instrument.
2. the Big Dipper according to claim 1 search and rescue report position instrument charging detection case it is characterised in that:The described Big Dipper is searched and rescued Report position instrument includes Big Dipper RDSS module, Big Dipper RNSS module, Big Dipper RDSS antenna, Big Dipper RNSS antenna, microcontroller, confession Power supply, air pressure/temperature sensor, seawater sensor, acceleration transducer, SOS mono- key challenge switch, voice playing unit; Described air pressure/temperature sensor, acceleration transducer are respectively connecting to the I2C interface of microcontroller, and described seawater passes Sensor and SOS mono- key challenge switch connect and detect pin to the interruption of microcontroller, described voice playing unit connect to The SPI interface of microcontroller.
3. the Big Dipper according to claim 2 search and rescue report position instrument charging detection case it is characterised in that:Described microcontroller MCU built-in sensors detector unit, condition adjudgement unit, transmission processe unit, retransmission process unit, RDSS/RNSS drive single Unit, voice driven unit and power control unit;
Described sensor detector unit detects air pressure/temperature sensor, seawater sensor, acceleration transducer and SOS mono- key The triggering state of challenge switch, and triggered mark is sent to condition adjudgement unit;
Described condition adjudgement unit is ranked up processing according to priority to each triggered mark, and result is sent to Transmission processe unit;
Described retransmission process unit, in the state of the transmission of transmission processe unit is unsuccessful, carries out resequencing to information, compiles Volume, packing process after, be sent to transmission processe unit again;
Described RDSS/RNSS driver element is sent to after being packed with IC-card authentication information from the information sending processing unit RDSS/RNSS module, and big-dipper satellite is sent information to by Big Dipper RDSS antenna or Big Dipper RNSS antenna;
Described voice driven unit drives voice playing unit to carry out voice broadcast, and described power control unit is according to setting Program open and close sensor power supply.
4. the Big Dipper according to Claims 2 or 3 search and rescue report position instrument charging detection case it is characterised in that:The described Big Dipper Search and rescue report position instrument and also include bluetooth communication, the cardiotach ometer of described bluetooth communication and distress personnel configuration, bracelet Blue-tooth intelligence equipment interconnects, and the information of bluetooth equipment is sent to big-dipper satellite by transmission processe unit.
5. the Big Dipper according to Claims 2 or 3 search and rescue report position instrument charging detection case it is characterised in that:Described seawater Sensor is two gold-plated contact pins, and one is passed through resistive pull-downs to low level, and a resistance is pulled upward to high level, and connects respectively To microcontroller interrupt pin.
6. the Big Dipper according to claim 1 and 2 search and rescue report position instrument charging detection case it is characterised in that:SOS mono- key is called for help High level is accessed in challenge switch one end, and one end pulls to low level by resistance, pulls to low level one end simultaneously and accesses in MCU Disconnected pin.
7. the Big Dipper according to claim 1 and 2 search and rescue report position instrument charging detection case it is characterised in that:Described air pressure/ Temperature sensor, acceleration transducer are respectively connecting to the I2C interface of microcontroller, and described voice playing unit connects To the SPI interface of microcontroller, described seawater sensor and SOS mono- key challenge switch connect to microcontroller Disconnected detection pin.
8. the Big Dipper according to claim 1 search and rescue report position instrument charging detection case it is characterised in that:Described main control unit Also include charging control unit, in outside power work, the dc source that power supply adaptor exports supplies to rechargeable battery, system Electricity and two report position instrument charge;When external power source does not work, rechargeable battery charges directly to system power supply and two report position instrument.
CN201611052008.8A 2016-11-25 2016-11-25 Charging detection box of Beidou search and rescue position indicator Pending CN106443716A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611052008.8A CN106443716A (en) 2016-11-25 2016-11-25 Charging detection box of Beidou search and rescue position indicator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611052008.8A CN106443716A (en) 2016-11-25 2016-11-25 Charging detection box of Beidou search and rescue position indicator

Publications (1)

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CN106443716A true CN106443716A (en) 2017-02-22

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201611052008.8A Pending CN106443716A (en) 2016-11-25 2016-11-25 Charging detection box of Beidou search and rescue position indicator

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Country Link
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107219536A (en) * 2017-07-14 2017-09-29 北斗民用战略新兴产业(重庆)研究院有限公司 A kind of Big Dipper emergency function system
CN111461401A (en) * 2020-03-06 2020-07-28 中国人民解放军海军航空大学青岛校区 Position reporting method based on marine environment
CN111669216A (en) * 2020-06-03 2020-09-15 中国商用飞机有限责任公司 Method and device for aircraft communication

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107219536A (en) * 2017-07-14 2017-09-29 北斗民用战略新兴产业(重庆)研究院有限公司 A kind of Big Dipper emergency function system
CN111461401A (en) * 2020-03-06 2020-07-28 中国人民解放军海军航空大学青岛校区 Position reporting method based on marine environment
CN111669216A (en) * 2020-06-03 2020-09-15 中国商用飞机有限责任公司 Method and device for aircraft communication

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