CN206400109U - The intelligent Big Dipper searches and rescues report position instrument - Google Patents

The intelligent Big Dipper searches and rescues report position instrument Download PDF

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Publication number
CN206400109U
CN206400109U CN201621280849.XU CN201621280849U CN206400109U CN 206400109 U CN206400109 U CN 206400109U CN 201621280849 U CN201621280849 U CN 201621280849U CN 206400109 U CN206400109 U CN 206400109U
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China
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big dipper
rescues
report position
searches
microcontroller
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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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Abstract

Report position instrument, including Big Dipper RDSS modules, Big Dipper RNSS modules, Big Dipper RDSS antennas, Big Dipper RNSS antennas, microcontroller and power supply are searched and rescued the utility model discloses a kind of intelligent Big Dipper, it is characterised in that:Also include air pressure/temperature sensor, seawater sensor, acceleration transducer, the key challenge switches of SOS mono- and voice playing unit;Described air pressure/temperature sensor, acceleration transducer are respectively connecting to the I2C interfaces of microcontroller, described seawater sensor and the key challenge switches of SOS mono- is connected to the interruption detection pin of microcontroller, and described voice playing unit is connected to the SPI interface of microcontroller;Big Dipper search and rescue report position instrument of the present utility model can such as the detection of acceleration detection, draught head, temperature difference be detected, seawater is detected in several ways, manual Help Point SOS is in pilot's parachute jumping moment and sends distress signals later, pilot current location is reported to director in time, and provides information and reports and submits successfully acousto-optic hint.

Description

The intelligent Big Dipper searches and rescues report position instrument
Technical field
Equipment is reported and submitted in the Big Dipper lifesaving that the utility model belongs in pilot's life saving system, and in particular to one kind utilizes China Search and rescue report position instrument of the Beidou communication satellite link by the various information reportings of distress personnel to director.
Background technology
Current naval air force aircrew is main to use hand-held safeguard station in pack after at sea parachute jumping in danger is disembarked Radio emergency position indicating beacon carry out showing position, then by search index aircraft or search and rescue helicopter and complete emergent to radio Show the positioning and position report of a beacon.Show that a coverage only has 120 kilometers due to radio emergency position indicating beacon, therefore Search index aircraft searches and rescues helicopter and at least needs to fly into the scope and is possible to receive radio emergency position indicating beacon Signal, and further oriented by continuous carrier, inquire position coordinates and position radio from modes such as main direction finder station rangings and meet an urgent need Show the position of a beacon.Complete after positioning, search index aircraft or search and rescue helicopter could be commanded by Speech Communication to bank base Institute or the troops of search and rescue nearby report and submit location information, it is seen then that alarm and means of communication during existing naval air force's pilot in danger, The presence or absence of my army's aviation search and rescue ability problem is simply solved, with advanced pilot's alarm in danger and means of communication phase in the world Than also in the presence of very big gap, also, in the complete mistake for occurring also resulting in distress personnel in the case that pilot's pack is lost Connection.With the continuous transmitting of China's big-dipper satellite, the equipment for carrying out distress personnel rescue using Beidou communication also continuously emerges, 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 can often be lain in a comatose condition after meeting accident by rescue personnel, it is impossible to manually boot deliverance apparatus;Further, some general north All there is the shortcomings of big volume, weight weight, stand-by time are short, unairworthiness person wears in bucket rescue aid.So, it is badly in need of developing The efficient lifesaving appliance of a compound use environment with international most advanced level.
Utility model content
The purpose of this utility model is to overcome existing Big Dipper lifesaving appliance Starting mode single, the deficiency easily failed, Propose a kind of Big Dipper to search and rescue report position instrument and its search and rescue report position method, a set of equipment realizes multiple sensors under the conditions of lifesaving Intelligent trigger, and with save electric energy, extension report the position time the advantages of.
Concrete technical scheme of the present utility model is as follows:
The intelligent Big Dipper searches and rescues report position instrument, including Big Dipper RDSS modules, Big Dipper RNSS modules, Big Dipper RDSS antennas, the Big Dipper RNSS antennas, microcontroller and power supply, it is characterised in that:Also include air pressure/temperature sensor, seawater sensor, add Velocity sensor, bluetooth number leaflet member, the key challenge switches of SOS mono- and voice playing unit;Described air pressure/temperature sensor, Acceleration transducer is respectively connecting to the I2C interfaces of microcontroller, described seawater sensor and the key challenge switches of SOS mono- The interruption detection pin of microcontroller is connected to, described bluetooth module is connected to the serial ports of microcontroller, described Voice playing unit is connected to the SPI interface of microcontroller.
The above-mentioned intelligent Big Dipper is searched and rescued in report position instrument, microcontroller built-in sensors detection unit, condition adjudgement list Member, transmission processing unit, retransmission process unit, RDSS/RNSS driver elements, voice driven unit and power control unit;
Described sensor detection unit detection air pressure/temperature sensor, seawater sensor, acceleration transducer and SOS The triggering state of one key challenge switch, and send triggered mark to condition adjudgement unit;
Described condition adjudgement unit is ranked up processing to each triggered mark according to priority, and result is sent out Give transmission processing unit;
Described retransmission process unit is arranged information again in the state of transmission processing unit transmission is unsuccessful After sequence, editor, packing processing, transmission processing unit is sent to again;
Described RDSS/RNSS driver elements are by from the information and hair after the packing of IC-card authentication information for sending processing unit RDSS/RNSS modules are given, and big-dipper satellite is sent information to by Big Dipper RDSS antennas, by Big Dipper RDSS/RNSS days Line receives the signal from big-dipper satellite;
Described voice driven unit driving voice playing unit carries out voice broadcast, described power control unit according to The program of setting opens and closes the power supply of sensor.
The above-mentioned intelligent Big Dipper is searched and rescued in report position instrument, and the Big Dipper, which searches and rescues report position instrument, also includes bluetooth communication, described indigo plant Cardiotach ometer, bracelet or the other smart bluetooth equipment that tooth communication module and distress personnel are configured are interconnected, and by the letter of bluetooth equipment Breath is sent to big-dipper satellite by sending processing unit.
The above-mentioned intelligent Big Dipper is searched and rescued in report position instrument, and seawater sensor is two gold-plated contact pins, and one passes through resistive pull-downs To low level, a resistance is pulled upward to high level, and is respectively connecting to microcontroller interrupt pin.
The above-mentioned intelligent Big Dipper is searched and rescued in report position instrument, and voice playing unit includes speech chip, power amplifier and loudspeaker.
The above-mentioned intelligent Big Dipper is searched and rescued in report position instrument, and air pressure/temperature sensor uses combined type trans BMP180;Accelerate Degree sensor is MPU6050 3-axis acceleration MEMS sensors.
The above-mentioned intelligent Big Dipper is searched and rescued in report position instrument, and the keys of SOS mono- call for help challenge switch one end access high level, and one end passes through Resistance pulls to low level, while pulling to the interrupt pin that MCU is accessed in low level one end.
The above-mentioned intelligent Big Dipper is searched and rescued in report position instrument, and air pressure/temperature sensor, acceleration transducer are respectively connecting to micro-control Device MCU processed I2C interfaces, described voice playing unit is connected to the SPI interface of microcontroller, described seawater sensing Device and the key challenge switches of SOS mono- are connected to the interruption detection pin of microcontroller.
The above-mentioned intelligent Big Dipper is searched and rescued in report position instrument, and it is armband formula contour structures that the Big Dipper, which searches and rescues report position instrument, is worn and worn with arm To the large arm of human body.
The method that report position instrument carries out searching and rescuing report position is searched and rescued using the above-mentioned intelligent Big Dipper, is comprised the following steps:
[1] Big Dipper searches and rescues electricity on report position instrument system, opens microcontroller and acceleration transducer, air pressure/TEMP The power supply of device;
[2] microcontroller judges the key challenge switch signals of SOS mono- by interrupt mode at any time, once SOS challenge switches When button is pressed, MCU is waken up, and searches and rescues the power supply transmission emergency letter that report position instrument opens Big Dipper RDSS modules and Big Dipper RNSS modules Breath, while the power supply for opening voice playing unit carries out voice broadcast;After this series of actions is completed, search and rescue report position instrument and close The power supply of Big Dipper RDSS modules, Big Dipper RNSS modules and voice playing unit, and MCU is entered low-power consumption mode;
[3] when the amplitude of acceleration transducer reaches the thresholding of setting, search and rescue report position instrument open Big Dipper RDSS modules and The power supply of Big Dipper RNSS modules sends distress signals, while the power supply for opening voice playing unit carries out voice broadcast;Work as completion After this series of actions, the electricity of Big Dipper RDSS modules, Big Dipper RNSS modules, voice playing unit and acceleration transducer is closed Source;
[4] power supply of air pressure/temperature sensor is opened, if temperature and air pressure change reach the thresholding of setting, is searched and rescued Position instrument is reported to open the power supply transmission distress signals of Big Dipper RDSS modules and Big Dipper RNSS modules, while opening voice playing unit Power supply carries out voice broadcast;After this series of actions is completed, Big Dipper RDSS modules, Big Dipper RNSS modules, speech play are closed The power supply of unit and air pressure/temperature sensor.
The technique effect that the utility model has is as follows:
1st, it is the key subsystem in the system of pilot's lifesaving report position, Neng Goutong that the Big Dipper of the present utility model, which searches and rescues report position instrument, Cross various ways such as:Acceleration detection, draught head detection, temperature difference detection, seawater detection, manual Help Point SOS etc. are flying Office staff parachutes and moment and sends distress signals later, reports pilot current location to director in time, and provides information and reports and submits Success acousto-optic hint.
2nd, the utility model is using intelligent economize on electricity control design case, according to possibility situation intelligent control sensor in danger Powered up and down order, has saved electric energy to greatest extent, extends report position duration.Low-power consumption component is used simultaneously, is reduced The power consumption of system.
3rd, the utility model can be interconnected by bluetooth equipment, the bluetooth equipment of cardiotach ometer, bracelet with report position personnel depaly, And send the information of bluetooth equipment to big-dipper satellite by sending processing unit, the health status of report position personnel is sent in time.
4th, the utility model carries voice broadcast function, and the content and volume of voice broadcast can be entered by software programming Row control, the regulation of voice content and volume can be thus carried out at any time, and sought in distress personnel according to use environment In the interlude rescued, point out distress personnel to be succoured by voice broadcast, a kind of psychological hint can be given, people in danger is told Member succours, and to greatest extent him can be inspired to persevere.
5th, it is portable wearable Big Dipper lifesaving appliance, various ways triggering north that the Big Dipper of the present utility model, which searches and rescues report position instrument, Module indicating lamp prompting struggle against by search and rescue target, comprehensive guarantee distress personnel obtains reliable rescue in time.
Brief description of the drawings
Fig. 1 is the theory of constitution block diagram that the utility model Big Dipper searches and rescues report position instrument;
Fig. 2 is that the utility model Big Dipper searches and rescues report position instrument MCU internal software modules theory of constitution figures;
Fig. 3 is the structure composition figure that the utility model Big Dipper searches and rescues report position instrument;
Fig. 4 is that the utility model Big Dipper searches and rescues report position instrument power supply sequential theory diagram;
Fig. 5 is that the utility model Big Dipper searches and rescues report position instrument power control circuit figure.
Reference is as follows:1.LED indicator lamps 2.SOS calls for help the Bluetooth switch key 5.SIM of 3. power switch key of key 4. Block the loudspeaker 9. of 7. sealing ring of 6.USB sockets 8. and meet the upper casing 12.RDSS antennas of water contact switch 10.USB waterproof plugs 11. 14. acceleration transducer of 13.RNSS antennas, 15. microcontroller 16., 17. air pressure of bluetooth module/temperature sensor 18. The download online contact of 19. lower casing of battery, 20. screw stopple 21..
Embodiment
Positioning is accurately searched and rescued in order to realize, the utility model uses Big Dipper RDSS and Big Dipper RNSS integrated positioning. RDSS systems are as the first generation global position system of China's independent development, and its coverage is the Asian-Pacific area.In RDSS systems The fringe region of coverage, such as 5 ° of N~55 ° N of latitude, 55 ° of E~75 ° E, 145 ° of E~160 ° E, due to terminal device be only capable of with 1 RDSS satellite sets up communication connection, and now terminal device only has short message communication function, it is impossible to carried out using RDSS systems Positioning.Therefore, in order that the Big Dipper, which searches and rescues report position instrument, can provide distress personnel position in the whole coverages of RDSS Information, report position machine has RDSS and RNSS two parts functions simultaneously.
Traditional Big Dipper, which searches and rescues report position instrument, includes Big Dipper RDSS modules, Big Dipper RNSS modules, Big Dipper RDSS antennas, the Big Dipper RNSS antennas, Big Dipper IC-card, microcontroller and power supply, Big Dipper RDSS modules and Big Dipper RNSS modules by serial ports with Microcontroller couples, and authentication information is stored in Big Dipper IC-card.
As depicted in figs. 1 and 2, the Big Dipper of the present utility model, which searches and rescues report position instrument, includes air pressure/temperature sensor, seawater sensing Device, acceleration transducer, the key challenge switches of SOS mono- and voice playing unit;Described microcontroller built-in sensors detection Unit, condition adjudgement unit, transmitting element, retransmission unit, RDSS/RNSS driver elements, voice driven unit and power supply Unit;Wherein sensor detection unit detection air pressure/temperature sensor, seawater sensor, acceleration transducer and the keys of SOS mono- are exhaled The triggering state of pass is called off, and sends triggered mark to condition adjudgement unit;Condition adjudgement unit is pressed to each triggered mark Processing is ranked up according to priority, and result is sent to transmission processing unit;Retransmission process unit is sending processing list Member send it is unsuccessful in the state of, information is resequenced, edited, packing processing after, be sent to again transmission processing list Member;RDSS/RNSS driver elements are sent to RDSS/ after being packed from the information for sending processing unit with IC-card authentication information RNSS modules, and big-dipper satellite is sent information to by Big Dipper RDSS antennas or Big Dipper RNSS antennas;Voice driven unit drives Dynamic voice playing unit carries out voice broadcast, and power control unit opens and closes the power supply of sensor according to the program of setting.
The Big Dipper of the present utility model searches and rescues report position instrument and employs a variety of calling for help triggering modes, including acceleration detection, air pressure Difference detection, temperature difference detection, seawater detection, manual SOS.Pilot is in the moment launched from cabin, and acceleration can be at 4~5 seconds More than 9.5g is inside rapidly risen to, this to detect that acceleration turns into pilot in danger and triggers a kind of method that the Big Dipper is reported and submitted, north Bucket is searched and rescued and accelerates to detection module inside report position instrument, once detecting the transition of acceleration, will trigger Big Dipper RDSS modules Distress signals are externally sent, untill information is sent successfully;Air pressure of the pilot inside and outside the moment launched from cabin, cabin Difference can be varied widely, and it is the change with height to keep the air pressure outside an atmospheric pressure 1000hPa, cabin in cabin substantially And reduce, height above sea level often increases 8.43m, and air pressure reduces 1hPa, and same reason detects that air pressure becomes by baroceptor Change, once finding that air pressure change rate is more than certain threshold value, just start Big Dipper RDSS modules and send distress signals;Pilot is in bullet Go out after cabin, often decline 1000 meters, temperature can change 6.5 degree, and have during parachute jumping 5~6 minutes will by general pilot Fall earthward, changed using the temperature difference of short time and detected, pilot in danger can also be judged, so as to trigger Big Dipper RDSS modules Send distress signals;If pilot falls into sea, the chance taps of lifesaving report position machine can be triggered, Big Dipper RDSS modules are triggered Send distress signal;Also a kind of transmission of distress signal is exactly the triggering of SOS buttons, is exhaled as long as distress personnel presses SOS with hand Key is rescued, Big Dipper RDSS modules will be triggered and send distress signal.The combination of various triggering modes, it is ensured that the hair of Big Dipper distress signal Send, it is ensured that distress personnel is succoured in time.
The Big Dipper of the present utility model searches and rescues Big Dipper RDSS modules in report position instrument and uses profit core RXM608 microminiatures stamp mouthful envelope The radio frequency baseband integrated module of dress, it is necessary to the distress signals of transmitting are sent to Big Dipper RDSS modules by serial communication from MCU, Big Dipper RDSS modules with Big Dipper generation IC-card by being interacted, and row information of being gone forward side by side to the message part that distress signals addition can be certified is beaten Bag, the distress signals for IC-card authentication information of having packed are sent to the hair of Big Dipper RDSS antennas by the L frequencies of Big Dipper RDSS modules Part is penetrated, transmitting antenna sends information to big-dipper satellite, and big-dipper satellite is commanded by sending information to director after certification Stand and carry out signal response to transmission system after distress signals are received, the link of response be from director to satellite, from satellite to Signal is sent to Big Dipper RDSS modules by the receiving portion of Big Dipper RDSS antennas, reception antenna by S frequencies, same reason, Module is authenticated by being interacted with Big Dipper generation IC-card to information, and the errorless information of certification is sent out by Big Dipper RDSS modules MCU is given, this is that MCU can recommend the prompting message of " distress signal has sent success, waits for rescue " for admission to school by voice broadcast.
The radio frequency baseband integrated module of the micro- ATG336H-5N microminiatures stamp mouthful encapsulation of section during Big Dipper RNSS modules are used, Big Dipper RNSS modules only receive satellite-signal.The Big Dipper satellite signal received is passed through B1/L1 frequencies by Big Dipper RNSS reception antennas Point is sent to Big Dipper RNSS modules, and Big Dipper RNSS modules parse current location and velocity information by internal algorithm, and will solution The information of precipitation is sent to MCU by serial communication with 1Hz frequency, and MCU is by can be by by rescue worker's after comprehensive analysis Position and velocity information are sent to director by RDSS modules.
Temperature and air pressure detection part use combined type trans BMP180, and this sensing chip carries I2C data-interfaces, MCU reads the real-time parameter of a temperature and air pressure per 200mS by I2C interfaces.
Seawater detection part is passed through by two gold-plated contact pins, contact pins A by 10k resistive pull-downs to low level, contact pin B 10k resistance is pulled upward to high level and while connecing MCU interrupt pin, and when rainwater, contact pins A and contact pin B conductings, contact pin B are drawn For low level, MCU produces interruption, at this moment seawater inspection side success.
Acceleration detection part uses MPU6050 3-axis acceleration MEMS sensors, and tri- directions of X, Y, Z can be detected simultaneously Acceleration change, I2C interfaces are used between MPU6050 and MCU, MCU reads primary acceleration value per 100mS, and to three axles Acceleration does root mean square computing, draws final acceleration change value.
The keys of SOS mono- call for help button one end access high level, and one end pulls to low level by 10k resistance, while pulling to low electricity Flat one end access MCU interrupt pin simultaneously controls the opening of power supply by the base stage of a switching tube simultaneously, so SOS keys are It can turn on the power, SOS callings for help can also be sent.When pressing SOS keys by rescue worker, the terminal shortcircuit of button two, MCU interruption pipe Pin is pulled low, and at this moment MCU responds SOS and interrupted, 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, while the laxative remedy order of director can also be received;Bluetooth module can connect The information of other bluetooth equipments is received, while also information can be sent to other bluetooth equipments.Bluetooth communication part uses someone USR- BLE101 bluetooth modules, this bluetooth module small volume simultaneously carries built-in aerial, and in open space, communication distance is up to 80 meters, bluetooth By 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, when needing bluetooth module to work, and presses Bluetooth key, and bluetooth module, which starts, to be searched Rope Bluetooth signal, and the signal received is sent to MCU by serial ports nearby.If distress personnel is equipped with cardiotach ometer, hand The bluetooth equipment of the measurable vital sign such as ring, can be passed to vital sign information by carrying out Bluetooth communication with this equipment This equipment, this equipment is again by Big Dipper RDSS modules by information reporting to director.
Phonological component use SYN6288 chipspeech, can to input Chinese character carry out phonetic synthesis, speech chip with Connected between MCU by serial ports, when needing to send speech message, instruction is issued SYN6288, SYN6288 by MCU by serial ports Carry out driving power amplifier chips HJX9002 after phonetic synthesis to be amplified the voice signal of simulation, the voice signal after amplification is straight Connect driving 3W loudspeaker and carry out voice broadcast.
The function of MCU each part is as follows in Fig. 2:
First, sensor detection unit
Detect whether each sensor is in triggering state successively according to a graded, if each sensor has been triggered, Triggered mark is then done, and condition adjudgement unit is given by token-passing.
2nd, condition adjudgement unit
Condition adjudgement unit is ranked up processing to each triggered mark according to priority, and result is sent to Send processing unit.
3rd, processing unit is sent
Send processing unit to select the content to be sent according to time, information source etc., edit, handle, and mark Whether note sends success, if transmission is unsuccessful, calls retransmission process unit.
4th, retransmission process unit
Send it is unsuccessful in the state of, retransmission process unit is resequenced to information, edited, packing handle after, Transmission processing unit is sent to again.
5th, RDSS/RNSS driver elements
RDSS/RNSS driver elements are sent to RDSS modules to being handled from the information for sending processing unit, together When judge correlation behavior position.
6th, voice driven unit
Voice driven unit is according to sending the content of information, whether send the Rule of judgment such as successfully, and outer in advance controls Some conditions, configuration speech chip and power amplifier, driving loudspeaker 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 send by big dipper module Bluetooth signal.
8th, power control unit
According to the sequential of setting, control the switching sequence of each sensor and MCU ancillary equipment and open duration, intelligence control Control equipment power consumption, plays reduction power consumption, the effect of extension report position duration.
Fig. 3 is the concrete structure that the utility model Big Dipper searches and rescues report position instrument, it can be seen that includes LED on upper casing 11 and indicates Lamp 1, SOS call for help include on key 2, power switch key 3 and Bluetooth switch key 4, lower casing 19 battery 18, lower casing 19, screw stopple 20, Download online contact 21, loudspeaker 8, chance water contact switch 9, USB waterproof plugs 10, sealing ring is provided between upper casing 11 and lower casing 19 7, it is gentle that movement includes RDSS antennas 12, RNSS antennas 13, acceleration transducer 14, microcontroller 15, bluetooth module 16 Pressure/temperature sensor 17.
As shown in Figure 4 and Figure 5, in order to extend the report position time, search and rescue report position instrument of the present utility model employs low-power consumption system System.System uses low-power consumption master cpu, and inside controls the power supply of modules using eight power switches.Switch 1, switch 2 are Manual physical switch, for opening device power supply (DPS), switchs 3 intelligent control switch, can realize shutdown by software control;Switch 4 are used to control Big Dipper RDSS modular power sources, when RDSS modules do not need work, can control closedown module power supply by software; Switch 5 is Big Dipper RNSS intellectual power controlled switch;Switch 6 is the intellectual power controlled switch of Bluetooth function module;Switch 7 For acceleration module and the intellectual power controlled switch of air pressure/thermal module;Switch 8 is voice and the intelligent power of power amplifier part Controlling switch, by the intelligent control of above-mentioned switch 2~switch 8, system power consumption can be saved to greatest extent, make whole system System only has 3.6mW power consumption in the standby state.
Fig. 4 circuit operation principle is as follows:
System is using STM32L151CB low-power consumption MCU as main control chip, and this chip is when entering low-power consumption mode, consumption Electric current is up to below 1mA.Power control part is using three S8050 switch controlleds, and when on & off switch K2 is pressed, Q3 is beaten Open, BAT+ is by Q1 to system power supply, and the ON-OFF ends for being at this moment connected to MCU pin are driven high, and MCU starts timing, works as timing During by 3 seconds, the PWR-ON ends for being connected to MCU are drawn high and are always maintained at high level, at this moment decontrol on & off switch, and BAT+ is by Q1 System often power supply;When system is in power supply process, when on & off switch K2 is pressed, the ON-OFF ends for being at this moment connected to MCU pin are drawn Height, MCU starts timing, and when timing was by 3 seconds, the PWR-ON ends for being connected to MCU drag down and are always maintained at low level, at this moment decontrol Shutdown is realized on & off switch, Q1 shut-offs.Same reason, only realizes start without shutting down using SOS keys.Such intelligent control, With guarantee system when not working, make equipment fully powered-off, operationally, MCU is positively retained at holding state to system.
Using a kind of method of the search and rescue report position of the present utility model searched and rescued and report position instrument to realize energy-conservation, specific steps are such as Under:
First, system during electricity, only opens MCU and the power supply of acceleration module, temperature and air pressure detection module on just.
2nd, when pilot is in urgent parachute jumping, acceleration module starts to detect acceleration, and certain door is reached when accelerating to In limited time, system opens the power supply transmission distress signals of RDSS modules, while opening voice module power supply carries out voice broadcast, when complete Into after this series of actions, system immediately closes off the power supply of RDSS modules and voice module, and simultaneously closes off acceleration module electricity Source.
3rd, system opens the power supply of air pressure/temperature sensor module while acceleration module power supply is opened, and detection adds Also in sampling air pressure and temperature data while speed, when system detectio to draught head changes more than certain threshold value, at this moment, such as Fruit acceleration analysis does not start help-asking system, and the power supply that system opens RDSS modules sends distress signals, while opening voice Modular power source carries out voice broadcast, and after this series of actions is completed, system immediately closes off the electricity of RDSS modules 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 modules sends distress signals, is broadcast while opening voice module power supply and carrying out voice Report, when complete this series of actions after, system immediately closes off the power supply of RDSS modules and voice module, and simultaneously close off air pressure and 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 can just be started during Bluetooth key to press, when Bluetooth information transmission is finished, bluetooth module can be automatically into low work( Consumption pattern.
5th, this system in stand-by mode, only opens MCU power supplys, and make MCU into the standby mode of low-power consumption, SOS Button detection 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 modules sends distress signals, while opening voice module power supply carries out voice broadcast, when completing this After a series of actions, system immediately closes off the power supply of RDSS modules and voice module, and MCU is entered low-power consumption mode.
In addition, the utility model has carried out following be partially improved also directed to traditional report position instrument:
First, the armband formula contour structures of body mechanics are met
Using the structure design of armband formula, human body large arm of fitting wears Worn type installation, Energy and comfort with arm.
2nd, the MicroUSB chargings of waterproof and data-interface
Using general MicroUSB interfaces, to equipment charge when can both enter row data communication, it can also be separately configured USB charger is to equipment charge, very convenient practicality.1-6 USB socket, 1-10 USB waterproof plugs.
3rd, programmable voice broadcast
The utility model carries voice broadcast function, and the content and volume of voice broadcast can be carried out by software programming Control, the regulation of voice content and volume can be thus carried out at any time, and succoured in distress personnel according to use environment Interlude in, by voice broadcast point out distress personnel succoured, a kind of psychological hint can be given, distress personnel is told Succour, to greatest extent him can be inspired to persevere.
4th, auto upgrading system
If the utility model will upgrade to internal CPU programs, it is only necessary to touch the download online of hull outside Point short circuit, it is possible to pass through USB interface more new procedures.Program is updated, device powers down is restarted, and just completes whole equipment The upgrading of program.
The utility model belongs to portable wearable Big Dipper lifesaving appliance, and various ways intelligent trigger big dipper module is sent out in time Go out calling for help information, settable voice message carries out psychological encouragement and comfort to distress personnel, and indicator lamp is pointed out by search and rescue target, Comprehensive guarantee distress personnel obtains reliable rescue in time.

Claims (9)

1. a kind of intelligent Big Dipper searches and rescues report position instrument, including Big Dipper RDSS modules, Big Dipper RNSS modules, Big Dipper RDSS antennas, north Struggle against RNSS antennas, microcontroller and power supply, it is characterised in that:Also include air pressure/temperature sensor, seawater sensor, Acceleration transducer, bluetooth number leaflet member, the key challenge switches of SOS mono- and voice playing unit;Described air pressure/TEMP Device, acceleration transducer are respectively connecting to the I2C interfaces of microcontroller, and described seawater sensor and the calling of the keys of SOS mono- are opened Connection is connected to the interruption detection pin of microcontroller, and described bluetooth number leaflet member is connected to the serial ports of microcontroller, Described voice playing unit is connected to the SPI interface of microcontroller.
2. the intelligent Big Dipper according to claim 1 searches and rescues report position instrument, it is characterised in that:In described microcontroller Put sensor detection unit, condition adjudgement unit, send processing unit, retransmission process unit, RDSS/RNSS driver elements, language Sound driver element and power control unit;
Described sensor detection unit detection air pressure/temperature sensor, seawater sensor, acceleration transducer and the keys of SOS mono- The triggering state of challenge switch, and send triggered mark to condition adjudgement unit;
Described condition adjudgement unit is ranked up processing to each triggered mark according to priority, and result is sent to Send processing unit;
Described retransmission process unit is resequenced to information, compiled in the state of transmission processing unit transmission is unsuccessful Volume, packing processing after, transmission processing unit is sent to again;
Described RDSS/RNSS driver elements are sent to after being packed from the information for sending processing unit with IC-card authentication information RDSS/RNSS modules, and big-dipper satellite is sent information to by Big Dipper RDSS antennas, connect by Big Dipper RDSS/RNSS antennas Receive the signal from big-dipper satellite;
Described voice driven unit driving voice playing unit carries out voice broadcast, and described power control unit is according to setting Program open and close sensor power supply.
3. the intelligent Big Dipper according to claim 1 or 2 searches and rescues report position instrument, it is characterised in that:The described Big Dipper searches and rescues report Position instrument also includes bluetooth communication, cardiotach ometer, bracelet or other intelligence that described bluetooth communication is configured with distress personnel Energy bluetooth equipment interconnection, and the information of bluetooth equipment is sent to big-dipper satellite by sending processing unit.
4. the intelligent Big Dipper according to claim 1 or 2 searches and rescues report position instrument, it is characterised in that:Described seawater sensor For two gold-plated contact pins, one by resistive pull-downs to low level, a resistance is pulled upward to high level, and is respectively connecting to micro-control Device MCU interruption pin processed.
5. the intelligent Big Dipper according to claim 1 or 2 searches and rescues report position instrument, it is characterised in that:Described speech play list Member includes speech chip, power amplifier and loudspeaker.
6. the intelligent Big Dipper according to claim 1 or 2 searches and rescues report position instrument, it is characterised in that:Air pressure/temperature sensor is adopted Use combined type trans BMP180;Acceleration transducer is MPU6050 3-axis acceleration MEMS sensors.
7. the intelligent Big Dipper according to claim 1 or 2 searches and rescues report position instrument, it is characterised in that:The keys of SOS mono- are called for help calling and opened One end access high level is closed, one end pulls to low level by resistance, while pulling to the interruption pipe that MCU is accessed in low level one end Pin.
8. the intelligent Big Dipper according to claim 1 or 2 searches and rescues report position instrument, it is characterised in that:Described air pressure/temperature is passed Sensor, acceleration transducer are respectively connecting to the I2C interfaces of microcontroller, and described voice playing unit is connected to micro-control Device MCU processed SPI interface, described seawater sensor and the key challenge switches of SOS mono- is connected to the interruption detection of microcontroller Pin.
9. the intelligent Big Dipper according to claim 1 or 2 searches and rescues report position instrument, it is characterised in that:The described Big Dipper searches and rescues report Position instrument is armband formula contour structures, is worn and is worn to the large arm of human body with arm.
CN201621280849.XU 2016-11-25 2016-11-25 The intelligent Big Dipper searches and rescues report position instrument Active CN206400109U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106353774A (en) * 2016-11-25 2017-01-25 西安航光卫星测控技术有限公司 Intelligent Beidou search/rescue and position sending instrument and search/rescue and position sending method thereof
CN112085919A (en) * 2019-06-13 2020-12-15 南通市海鸥救生防护用品有限公司 Big dipper location communication terminal that shows vital sign

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106353774A (en) * 2016-11-25 2017-01-25 西安航光卫星测控技术有限公司 Intelligent Beidou search/rescue and position sending instrument and search/rescue and position sending method thereof
CN106353774B (en) * 2016-11-25 2019-01-04 西安航光卫星测控技术有限公司 Intelligent Beidou searches and rescues report position instrument and its searches and rescues report position method
CN112085919A (en) * 2019-06-13 2020-12-15 南通市海鸥救生防护用品有限公司 Big dipper location communication terminal that shows vital sign

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