CN203606497U - Drowning locating device - Google Patents

Drowning locating device Download PDF

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Publication number
CN203606497U
CN203606497U CN201320604905.0U CN201320604905U CN203606497U CN 203606497 U CN203606497 U CN 203606497U CN 201320604905 U CN201320604905 U CN 201320604905U CN 203606497 U CN203606497 U CN 203606497U
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CN
China
Prior art keywords
big dipper
locating
microprocessor
chip
overboard
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201320604905.0U
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Chinese (zh)
Inventor
杨超
韩工
倪旭辉
白植湖
周晓
周汛
吴鹏
谢志聪
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BEILUN SCIENCE AND ARTS EXPERIMENT CENTER INSTITUTE OF AUTOMATION CHINESE ACADEMY OF SCIENCES
Original Assignee
BEILUN SCIENCE AND ARTS EXPERIMENT CENTER INSTITUTE OF AUTOMATION CHINESE ACADEMY OF SCIENCES
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Priority to CN201320604905.0U priority Critical patent/CN203606497U/en
Application granted granted Critical
Publication of CN203606497U publication Critical patent/CN203606497U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model discloses a drowning locating device. The drowning locating device comprises a housing made of a non-conducting material, a GPS locator, a microprocessor, a memory, a Beidou locating unit, a Beidou communication unit, a charging battery for power supply, a power switch, a confirmation button, a touch screen, a drowning switch and a fixing belt; the GPS locator, the microprocessor, the memory, the Beidou locating unit, the Beidou communication unit and the charging battery are disposed in the housing; the power switch, the confirmation button, the touch screen, the drowning switch and the fixing belt are disposed on the housing; the microprocessor is electrically connected with the Beidou locating unit, the Beidou communication unit, the GPS locator, the power switch, the touch screen, the confirmation button and the memory; and the drowning switch comprises two metal sheets disposed on the housing, one of the metal sheets is grounded, and the other metal sheet is electrically connected with the microprocessor. The drowning locating device has the advantages of being capable of locating a drowning person rapidly, determining a present state of the drowning person, knowing information of the drowning person in detail, providing convenience for a rescue department to lay a rescue plan, improving rescue efficiency and having good stability and reliability.

Description

Overboard locating device
Technical field
The utility model relates to ocean and searches and rescues technical field, especially relates to the overboard locating device that a kind of reliability and stability are good.
Background technology
Common lifesaving appliance adopts GPS positioning system or AIS system to position, and in the time that GPS positioning system is controlled and disturbed, search and rescue person searches for less than drowning people, and GPS positioning system cannot be transmitted lteral data.Use AIS system to have the short shortcoming of transmission range.
Chinese patent mandate publication number: CN102284152A, authorize open day on Dec 21st, 2011, a kind of life jacket AIS lifesaving location indicator is disclosed, comprise: cylindrical shell body, its outside wall body is provided with lined dress hook, top at shell body is provided with sealed lamp shade, in lampshade, be provided with high brightness controllable LED pilot lamp, middle part at shell body is provided with system control unit, high brightness controllable LED pilot lamp is connected with the light fixture electricity supply and control interface of system control unit, be provided with high-capacity battery unit and VHF antenna element in the bottom of shell body, VHF antenna element is connected with the antennal interface of system control unit, high-capacity battery unit is connected with the power supply interface of system control unit.This invention only exists and positions by GPS positioning system, the deficiency that reliability and stability are poor.
Summary of the invention
The poor deficiency of reliability and stability that utility model object of the present utility model is the localization method in order to overcome lifesaving appliance of the prior art, provides the overboard locating device that a kind of reliability and stability are good.
To achieve these goals, the utility model is by the following technical solutions:
A kind of overboard locating device, comprise the housing made by electrically non-conductive material, be located at GPS orientator in housing, microprocessor, storer, Big Dipper positioning unit, Big Dipper communication unit, for the rechargeable battery of powering be located at power switch, ACK button, touch-screen, overboard switch and the fixed band on housing; Described microprocessor is electrically connected with Big Dipper positioning unit, Big Dipper communication unit, GPS orientator, power switch, touch-screen, ACK button and storer respectively; Overboard switch comprises two sheet metals being located on housing, a sheet metal ground connection, another sheet metal and microprocessor electrical connection.
Overboard locating device of the present utility model can manually opened and overboard automatic unlatching, after start, opening ways and on time is carried out to record.Setting manually opened and automatic opening ways makes the overboard locating device of the present utility model need not be always in opening, and overboard timer can be opened automatically, thereby has reduced the consumption of battery electric quantity; And while guaranteeing that drowning people loses consciousness, overboard locating device also can normally be worked, and makes persons falling in water in stupor or is not easy to independently open the emergency of situation Xia Rengnengxiang rescue center, realizes " automatic calling for help ", make search-and-rescue work more comprehensively, user security is further protected.Fixed band is for being fixed to overboard locating device with it user.
In overboard locating device, be provided with Big Dipper positioning unit and GPS orientator, take triones navigation system as main, GPS positioning system is auxiliary positioning, and upgrades position data according to certain hour interval, realizes the real-time update of location address.
First overboard locating device determines self-position by Beidou satellite navigation system; If do not receive Big Dipper satellite signal within 1 time interval, device is opened GPS orientator, uses GPS navigation system to position.
Behind overboard locating device location, carry out long-distance transmissions, the two-way communication of wireless data by Big Dipper communication unit: under implied terms, once comprise location address, numbering ID, battery electric quantity, opening ways type, the alarm data information of corresponding time of location address every 1 time interval to search and rescue device transmitting.
And by touch-screen, can communicate communication with drowning people, allow drowning people can understand current situation of living in, effectively pacify drowning people, facilitate drowning people to launch to save oneself;
Adopt Big Dipper communication unit to communicate, guarantee that search and rescue device also can receive the data that locating device sends a long way off, effectively extend and use coverage, expand area coverage;
Alarm data packets of information is containing information such as location address, label ID, corresponding time of current location address, opening ways type, current battery electric quantities.
Therefore, the utility model had both solved the security hidden trouble of gps system, had solved again dipper system fluctuation of service problem, had also realized dual system location, had good reliability and stability.
As preferably, described housing comprises front coverboard, rear coverboard and between forward and backward coverboard and the annular coaming plate being connected with forward and backward coverboard respectively; Described rear coverboard is provided with boss;
Described boss is provided with the opening that two spacing are greater than 3 centimetres, and two sheet metals lay respectively on the rear coverboard medial surface in two opening parts, and sheet metal and rear coverboard are tightly connected.
Boss has the effect that the current of avoiding rainwater or splash are assembled, and two aperture positions are far away, effectively avoids rainwater or the current that splash make overboard switch conduction.
As preferably, Big Dipper positioning unit comprises positioning antenna, capacitor C 1, resistance R 1, sound surface band bandpass filter, Big Dipper RNSS chip, radio-frequency front-end, storage chip and temperature compensating crystal oscillator; Described positioning antenna is connected with capacitor C 1 one end, capacitor C 1 other end is connected with resistance R 1 one end, resistance R 1 other end is connected with the input end of sound surface band bandpass filter, the output terminal of sound surface band bandpass filter is connected with the input end of Big Dipper RNSS chip respectively with storage chip, and the output terminal of Big Dipper RNSS chip is connected with microprocessor; Temperature compensating crystal oscillator is connected with radio-frequency front-end and Big Dipper RNSS chip respectively.
As preferably, described Big Dipper positioning unit also comprises resistance R 2 and low pressure difference linear voltage regulator; Low pressure difference linear voltage regulator is connected with resistance R 2 one end, and resistance R 2 other ends are connected with link positioning antenna with capacitor C 1.
As preferably, described Big Dipper communication unit comprises communication antenna, low noise amplifier, power amplifier, Big Dipper RDSS chip, IC-card and modulator-demodular unit; Communication antenna is electrically connected with the input end of low noise amplifier, and IC-card is electrically connected with modulator-demodular unit; The output terminal of low noise amplifier is electrically connected with the input end of Big Dipper RDSS chip, the input end of modulator-demodular unit is connected with the data output end of Big Dipper RDSS chip, the output terminal of modulator-demodular unit is connected with the data input pin of Big Dipper RDSS chip, the output terminal of Big Dipper RDSS chip is electrically connected with the input end of power amplifier, and the output terminal of power amplifier is electrically connected with microprocessor.
As preferably, battery is lithium battery; On housing, be also provided with LED light, pilot lamp is electrically connected with microprocessor.After overboard locating device start, LED light is lighted.
Therefore, the utlity model has following beneficial effect: (1) can locate fast drowning people, confirms drowning people's current state, understand drowning people's information in detail, facilitate rescue department to work out rescue plan, improve rescue efficiency; (2) stability and good reliability.
Accompanying drawing explanation
Fig. 1 is a kind of theory diagram of the present utility model;
Fig. 2 is a kind of process flow diagram of embodiment of the present utility model;
Fig. 3 is a kind of theory diagram of Big Dipper positioning unit of the present utility model;
Fig. 4 is a kind of structural representation of the present utility model.
In figure: GPS orientator 1, microprocessor 2, storer 3, Big Dipper positioning unit 4, Big Dipper communication unit 5, touch-screen 6, sheet metal 7, positioning antenna 8, sound surface band bandpass filter 9, Big Dipper RNSS chip 10, radio-frequency front-end 11, storage chip 12, temperature compensating crystal oscillator 13, low pressure difference linear voltage regulator 14, housing 21, power switch 22, ACK button 23, overboard switch 24, rear coverboard 25, boss 26, opening 27.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further described.
Embodiment be as shown in Figure 1 comprise the housing 21 made by electrically non-conductive material, be located at GPS orientator 1 in housing, microprocessor 2, storer 3, Big Dipper positioning unit 4, Big Dipper communication unit 5, for the rechargeable battery of powering be located at power switch 22, ACK button 23, touch-screen 6, overboard switch 24 and the fixed band on housing; Microprocessor is electrically connected with Big Dipper positioning unit, Big Dipper communication unit, GPS orientator, power switch, touch-screen, ACK button and storer respectively; Overboard switch comprises 7, one sheet metal ground connection of two sheet metals of being located on housing, and another sheet metal is by being electrically connected with microprocessor through the wire of housing.Sheet metal is rectangle copper sheet, and sheet metal medial surface and housing are by waterproof glue gluing.
As shown in Figure 4, housing comprises front coverboard, rear coverboard 25 and the annular coaming plate being also connected with forward and backward coverboard respectively between forward and backward coverboard; Described rear coverboard is provided with boss 26;
Boss is provided with 27, two sheet metals of opening that two spacing are greater than 3 centimetres and lays respectively on the rear coverboard medial surface in two opening parts, and sheet metal and rear coverboard are tightly connected.
As shown in Figure 3, Big Dipper positioning unit comprises positioning antenna 8, capacitor C 1, resistance R 1, sound surface band bandpass filter 9, Big Dipper RNSS chip 10, radio-frequency front-end 11, storage chip 12 and temperature compensating crystal oscillator 13; Positioning antenna is connected with capacitor C 1 one end, capacitor C 1 other end is connected with resistance R 1 one end, resistance R 1 other end is connected with the input end of sound surface band bandpass filter, the output terminal of sound surface band bandpass filter is connected with the input end of Big Dipper RNSS chip respectively with storage chip, and the output terminal of Big Dipper RNSS chip is connected with microprocessor; Temperature compensating crystal oscillator is connected with radio-frequency front-end and Big Dipper RNSS chip respectively.
Big Dipper positioning unit also comprises resistance R 2 and low pressure difference linear voltage regulator 14; Low pressure difference linear voltage regulator is connected with resistance R 2 one end, and resistance R 2 other ends are connected with link positioning antenna with capacitor C 1.
Big Dipper communication unit comprises communication antenna, low noise amplifier, power amplifier, Big Dipper RDSS chip, IC-card and modulator-demodular unit; Communication antenna is electrically connected with the input end of low noise amplifier, and IC-card is electrically connected with modulator-demodular unit; The output terminal of low noise amplifier is electrically connected with the input end of Big Dipper RDSS chip, the input end of modulator-demodular unit is connected with the data output end of Big Dipper RDSS chip, the output terminal of modulator-demodular unit is connected with the data input pin of Big Dipper RDSS chip, the output terminal of Big Dipper RDSS chip is electrically connected with the input end of power amplifier, and the output terminal of power amplifier is electrically connected with microprocessor.
Battery is lithium battery; Touch-screen is touch-screen; On housing, be also provided with LED light, pilot lamp is electrically connected with microprocessor.
The localization method of a kind of overboard locating device as shown in Figure 2, comprises the steps:
The numbering ID that is provided with overboard locating device in microprocessor, setting-up time is spaced apart T=4 minute; Setting-up time interval sequence number is i, and the initial value of i is 1;
Set the opening ways type of overboard locating device, comprise automatic opening ways and manually opened mode;
Automatically opening ways: after overboard locating device is overboard, water makes two sheet metal conductings; Microprocessor detects that after the low level on the pin being connected with sheet metal, microprocessor is waken up, microprocessor control powered battery;
Manually opened mode: people manually presses the power switch on housing, makes powered battery;
Step 100, is fixed with after the man overboard of locating device with it, automated manner opening locating device, and microprocessor is stored in automatic opening ways and on time in storer;
Step 200, if Big Dipper positioning unit received after the satellite navigation signals of more than 4 or 4 big-dipper satellites in j the time interval after locating device is opened, Big Dipper positioning unit carries out pseudo range measurement and positioning calculation, obtains Big Dipper location address and the corresponding time M of location address of locating device; Microprocessor control touch-screen display position address and time M;
User is configured Big Dipper positioning unit in advance, specifies output data layout, data-interface Configuration of baud rate, data output turnover rate;
The Big Dipper 2 generation positioning unit repeatedly receives after the satellite navigation signals that big-dipper satellite sends, and according to the data message in satellite navigation signals, carries out computing, obtains Big Dipper location address and the corresponding time M of location address according to NMEA-0183 standard output.
NMEA-0183 is the standard information of a set of definition receiver output, has the ASCII fromat that multiple independence is relevant, and comma separates data stream, data stream length, from 30-100 character, is selected output with interval per second conventionally, and the most frequently used form is " GGA ", " GGA " comprised positioning time, latitude, longitude, highly, locate satellite number used, DOP value, differential state and correction period, also have speed, follow the tracks of the date etc.
NMEA is the most general data output format of GPS receiver, is also used in the most software package with GPS receiver interface simultaneously.
NMEA-0183 agreement conventional, the widest compatible statement--GGA, $--GSA, $--GSV, $--RMC, $--VTG, $--GLL that has $.
For example, the output statement of BD2B1 pattern:
$BDGSA,A,3,06,09,,,,,,,,,,,3.3,2.2,2.5,2.5*2E
$BDGSV,2,1,8,01,48,129,,03,46,233,,04,31,109,,06,59,348,35*5A
$BDGSV,2,2,8,07,13,165,,08,55,173,,09,54,296,36,10,04,186,*50)
Microprocessor starts timing, in the time that timing time reaches 1 time interval, the battery electric quantity value that microprocessor stores is current, and Big Dipper location address, numbering ID, battery electric quantity, opening ways type, on time and time M are combined into alarm data information, microprocessor control Big Dipper communication unit sends alarm data information to Big Dipper search and rescue device;
Step 300, if Big Dipper communication unit receives the data message that Big Dipper search and rescue device sends in j the time interval after locating device is opened, Big Dipper communication unit is by data message demodulation, deciphering;
In the time comprising query statement in the data message after deciphering, the battery electric quantity value that microprocessor stores is current, and Big Dipper location address, numbering ID, battery electric quantity, opening ways type, on time and time M are combined into alarm data information, microprocessor control Big Dipper communication unit sends alarm data information to Big Dipper search and rescue device;
In data message after deciphering, comprise while receiving character message breath, Big Dipper communication unit is by the character message breath deciphering receiving, and microprocessor control touch-screen shows the Wordn short message after deciphering;
Step 400, if in j the time interval after locating device is opened, Big Dipper positioning unit does not receive that satellite navigation information and Big Dipper communication unit do not receive data message;
Micro-processing controls GPS orientator receives gps satellite navigation information, micro-processing controls touch-screen show the GPS positional information of GPS orientator output and with the corresponding time N in this position; Microprocessor control touch-screen display position address and time N;
Microprocessor starts timing, in the time that timing time reaches 1 time interval T, the battery electric quantity value that microprocessor stores is current, and GPS location address, numbering ID, battery electric quantity, opening ways type, on time and time M are combined into alarm data information, microprocessor control Big Dipper communication unit sends alarm data information to Big Dipper search and rescue device;
Repeating step 300, wherein, in the time comprising query statement in the data message after deciphering, the battery electric quantity value that microprocessor stores is current;
In the time storing Big Dipper location address and GPS location address in microprocessor, Big Dipper location address, numbering ID, battery electric quantity, opening ways type, on time and time M are combined into alarm data information, and microprocessor control Big Dipper communication unit sends alarm data information to Big Dipper search and rescue device;
In the time only storing GPS location address in microprocessor, GPS location address, numbering ID, battery electric quantity, opening ways type, on time and time N are combined into alarm data information, and microprocessor control Big Dipper communication unit sends alarm data information to Big Dipper search and rescue device;
Step 500, exceedes j the time interval when the time after start, makes j value increase by 1, repeating step 200 to 300.
While also comprising periodic change instruction in data message after deciphering, comprise time interval numerical value T1 in periodic change instruction, T is replaced with T1 by microprocessor.
While also comprising status enquiry information in data message after deciphering; Big Dipper communication unit is by status enquiry decrypts information, and the status enquiry information after deciphering is touching screen display; If ACK button is pressed in Big Dipper search and rescue device sends data message 4 minutes, Big Dipper communication unit sends confirmation to Big Dipper search and rescue device.
If send status enquiry information after 4 minutes at Big Dipper search and rescue device, also do not receive confirmation, rescue worker makes drowning people's judgement that the situation is critical.
Should be understood that the present embodiment is only not used in restriction scope of the present utility model for the utility model is described.In addition should be understood that those skilled in the art can make various changes or modifications the utility model after having read the content of the utility model instruction, these equivalent form of values fall within the application's appended claims limited range equally.

Claims (6)

1. an overboard locating device, it is characterized in that, comprise the housing (21) made by electrically non-conductive material, be located at GPS orientator (1) in housing, microprocessor (2), storer (3), Big Dipper positioning unit (4), Big Dipper communication unit (5), for the rechargeable battery of powering be located at power switch (22), ACK button (23), touch-screen (6), overboard switch (24) and the fixed band on housing; Described microprocessor is electrically connected with Big Dipper positioning unit, Big Dipper communication unit, GPS orientator, power switch, touch-screen, ACK button and storer respectively; Overboard switch comprises two sheet metals (7) of being located on housing, a sheet metal ground connection, another sheet metal and microprocessor electrical connection.
2. overboard locating device according to claim 1, is characterized in that, described housing comprises front coverboard, rear coverboard (25) and the annular coaming plate being also connected with forward and backward coverboard respectively between forward and backward coverboard; Described rear coverboard is provided with boss (26);
Described boss is provided with the opening (27) that two spacing are greater than 3 centimetres, and two sheet metals lay respectively on the rear coverboard medial surface in two opening parts, and sheet metal and rear coverboard are tightly connected.
3. overboard locating device according to claim 1, it is characterized in that, described Big Dipper positioning unit comprises positioning antenna (8), capacitor C 1, resistance R 1, sound surface band bandpass filter (9), Big Dipper RNSS chip (10), radio-frequency front-end (11), storage chip (12) and temperature compensating crystal oscillator (13); Described positioning antenna is connected with capacitor C 1 one end, capacitor C 1 other end is connected with resistance R 1 one end, resistance R 1 other end is connected with the input end of sound surface band bandpass filter, the output terminal of sound surface band bandpass filter is connected with the input end of Big Dipper RNSS chip respectively with storage chip, and the output terminal of Big Dipper RNSS chip is connected with microprocessor; Temperature compensating crystal oscillator is connected with radio-frequency front-end and Big Dipper RNSS chip respectively.
4. overboard locating device according to claim 3, is characterized in that, described Big Dipper positioning unit also comprises resistance R 2 and low pressure difference linear voltage regulator (14); Low pressure difference linear voltage regulator is connected with resistance R 2 one end, and resistance R 2 other ends are connected with link positioning antenna with capacitor C 1.
5. overboard locating device according to claim 1, is characterized in that, described Big Dipper communication unit comprises communication antenna, low noise amplifier, power amplifier, Big Dipper RDSS chip, IC-card and modulator-demodular unit; Communication antenna is electrically connected with the input end of low noise amplifier, and IC-card is electrically connected with modulator-demodular unit; The output terminal of low noise amplifier is electrically connected with the input end of Big Dipper RDSS chip, the input end of modulator-demodular unit is connected with the data output end of Big Dipper RDSS chip, the output terminal of modulator-demodular unit is connected with the data input pin of Big Dipper RDSS chip, the output terminal of Big Dipper RDSS chip is electrically connected with the input end of power amplifier, and the output terminal of power amplifier is electrically connected with microprocessor.
6. according to the overboard locating device described in claim 1 or 2 or 3 or 4 or 5, it is characterized in that, battery is lithium battery; On housing, be also provided with LED light, pilot lamp is electrically connected with microprocessor.
CN201320604905.0U 2013-09-27 2013-09-27 Drowning locating device Expired - Fee Related CN203606497U (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Publications (1)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104340343A (en) * 2014-07-24 2015-02-11 中国科学院自动化研究所北仑科学艺术实验中心 Multifunctional life float and control method thereof
CN104392584A (en) * 2014-11-14 2015-03-04 天津七一二通信广播有限公司 Emergency call watch equipment for offshore worker
CN105282695A (en) * 2014-07-02 2016-01-27 东营运通船务有限公司 Marine operating personnel searching, rescuing and positioning indication beacon

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105282695A (en) * 2014-07-02 2016-01-27 东营运通船务有限公司 Marine operating personnel searching, rescuing and positioning indication beacon
CN104340343A (en) * 2014-07-24 2015-02-11 中国科学院自动化研究所北仑科学艺术实验中心 Multifunctional life float and control method thereof
CN104392584A (en) * 2014-11-14 2015-03-04 天津七一二通信广播有限公司 Emergency call watch equipment for offshore worker

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20140521

Termination date: 20170927