CN110101179A - A kind of intelligent walking stick that multi information remotely monitors and its application method - Google Patents
A kind of intelligent walking stick that multi information remotely monitors and its application method Download PDFInfo
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- CN110101179A CN110101179A CN201910531544.3A CN201910531544A CN110101179A CN 110101179 A CN110101179 A CN 110101179A CN 201910531544 A CN201910531544 A CN 201910531544A CN 110101179 A CN110101179 A CN 110101179A
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45B—WALKING STICKS; UMBRELLAS; LADIES' OR LIKE FANS
- A45B3/00—Sticks combined with other objects
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45B—WALKING STICKS; UMBRELLAS; LADIES' OR LIKE FANS
- A45B3/00—Sticks combined with other objects
- A45B3/02—Sticks combined with other objects with illuminating devices
- A45B3/04—Sticks combined with other objects with illuminating devices electrical
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45B—WALKING STICKS; UMBRELLAS; LADIES' OR LIKE FANS
- A45B3/00—Sticks combined with other objects
- A45B3/08—Sticks combined with other objects with measuring or weighing appliances
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Abstract
The invention discloses a kind of intelligent walking stick that multi information remotely monitors and its application methods, the intelligent walking stick that the multi information remotely monitors includes handle, walking stick bar, heart rate measuring bracelet, main control module, 4G module, GPS module, voice module, battery, power module, image sensor module, LED light, power switch, bluetooth module, key module, loudspeaker, six axle sensors, photoinduction sensor, laser ranging module and ultrasound measurement module, solving existing walking stick, structure is complicated, accurate information can not be provided to barrier, the problem that power consumption is big and walking stick function is limited.
Description
Technical field
The present invention relates to a kind of walking sticks, and in particular to a kind of intelligent walking stick that multi information remotely monitors and its application method.
Background technique
With the complication of road conditions, the life safety that traditional walking poles are difficult to ensure user is relied solely on.Therefore, make
User gradually increases the functional requirement of walking stick, and all kinds of intelligent walking sticks is put forward one after another.Currently, China's walking stick be broadly divided into
Lower three types:
1, the walking stick with anti-tumble function:
This kind of walking sticks rely solely on mechanical structure or physics mode falling-resistant, and structure is complicated, can not be in complex environment
In effectively guarantee the safety of user.Once there is unexpected not any defence and safeguard measure, may miss optimal
It helps, rescue opportunity, leads to not the consequence of precognition.
2, with the intelligent walking stick of barrier avoiding function:
The intelligent walking stick with barrier avoiding function is mostly and is directed to blind person and designs at present, is examined using technologies such as single binocular visions
It surveys, by the prompt such as vibration user front, there are barriers.Structure is complicated for this kind of walking sticks, and power consumption is big, does not provide standard
True obstacle information, user not can be carried out prediction and avoiding obstacles well.
3, the intelligent walking stick with GPS positioning, help function:
Intelligent walking stick with positioning function, help function is often only capable of being supplied to guardian user's location information or letter
Short help information lacks the picture and user's physiological conditions information of field condition, household can not be assisted to make timely, accurate
Judgement.
Summary of the invention
For above-mentioned deficiency in the prior art, a kind of intelligent walking stick that multi information remotely monitors provided by the invention and its
Application method solves existing walking stick, and structure is complicated, accurate information, power consumption can not be provided to barrier greatly and walking stick function
Limited problem.
In order to achieve the above object of the invention, a kind of the technical solution adopted by the present invention are as follows: intelligence that multi information remotely monitors
Walking stick, the intelligent walking stick that the multi information remotely monitors include handle, walking stick bar, heart rate measuring bracelet, main control module, 4G module,
GPS module, voice module, battery, power module, image sensor module, LED light, power switch, bluetooth module, key mould
Block, loudspeaker, six axle sensors, photoinduction sensor, laser ranging module and ultrasound measurement module；
The handle is fixedly connected with walking stick bar；
The handle inner is provided with main control module, 4G module, GPS module, battery, power module and bluetooth module；
The front end of handle is arranged in the voice module, image sensor module and LED light；
The loudspeaker are fixed on voice module, and are communicated to connect with voice module；
The rear end of handle is arranged in the power switch, and base portion is embedded in handle cavity；
The key module is set to handle surfaces, and base portion is embedded in handle cavity；
The heart rate measuring bracelet is worn on user's wrist, and communicates to connect with bluetooth module；
Six axle sensor is fixedly installed in walking stick bar；
The photoinduction sensor is fixedly installed in walking stick bar, and photo resistance is set to outside walking stick bar；
The laser ranging module is installed on inside walking stick bar, and light source and photon detector thereon reaches outside stick stem；
The ultrasound measurement module is fixedly installed in walking stick bar, and probe is set to outside walking stick bar；
The battery is electrically connected with power switch；
The power switch respectively with power module, 4G module, GPS module, image sensor module, bluetooth module, six
Axle sensor, photoinduction sensor, laser ranging module and ultrasound measurement module electrical connection；
The power switch is electrically connected by current-limiting resistance with LED light；
The power module is electrically connected with main control module and voice module respectively；
The main control module respectively with 4G module, GPS module, voice module, image sensor module, LED light, bluetooth mould
Block, key module, six axle sensors, photoinduction sensor, laser ranging module and ultrasound measurement module communication connection.
Further: the battery uses the 5V lithium battery of model 5VL18650, output voltage 5V, the power supply
Switch includes A terminals and B terminals, and the A terminals are connect with anode, and the power module uses low voltage difference line style
Voltage-stablizer, the voltage stabilizing chip of the low voltage difference line style voltage-stablizer use ASM1117-3.3, peripheral interface include: 5V input terminal,
The B terminals connection of 3.3V output end and the common end GND, 5V input terminal and power switch, the common end GND and battery are born
Pole connection.
Above-mentioned further scheme has the beneficial effect that low pressure difference linear voltage regulator has at low cost, the small, peripheral device of encapsulation
The feature that part is few and noise is small, ultralow voltage output noise are the sharpest edges of line style voltage-stablizer, output voltage ripple less than
35 μ V, and inhibit ratio with high channel, it is highly suitable for the small signal process circuit power supply to noise-sensitive.
Further: the main control chip of the main control module uses STM32F103C8T6, and peripheral interface includes: 3.3V
The 3.3V output end connection of feeder ear and the common end GND, 3.3V feeder ear and power module, the common end GND and battery
Cathode connection.
Above-mentioned further scheme has the beneficial effect that STM32F103C8T6 peripheral interface is abundant, and have it is small in size,
Low in energy consumption, inexpensive and high performance feature is the only selection for handling multi-sensor data of the present invention.
Further: the 4G module uses the wireless communication module of USR-G402tf model；Its peripheral interface includes: 5V
Feeder ear, the common end GND, UART transmission data-interface TXD, UART reception data-interface RXD and sim card slot, 5V supply
The cathode of the connection of the B terminals of electric end and power switch, the common end GND and battery connects, the transmission data-interface of UART
The connection of the PB11 pin of TXD and main control module, the PB10 pin connection for receiving data-interface RXD and main control module of UART.
Above-mentioned further scheme has the beneficial effect that USR-G402tf module is a 4G network wireless terminal product,
It supports mobile, connection and telecommunication network, pictorial information is sent to by household by USR-G402tf module, obtain connection with household
System, is succoured in time.
Further: the GPS module uses the GPS module of ATK-NEO-6M model, and peripheral interface includes: 5V power supply
End, the common end GND, UART reception data-interface RXD, the 5V feeder ear of transmission data-interface TXD and UART opened with power supply
The B terminals of pass connect, and the cathode of the common end GND and battery connects, the transmission data-interface TXD and main control module of UART
The connection of PA3 pin, the PA2 pin for receiving data-interface RXD and main control module of UART connects.
Above-mentioned further scheme has the beneficial effect that ATK-NEO-6M module is a high-performance GPS module, tracking spirit
Sensitivity is up to -161dBm, and measurement output frequency reaches as high as 5Hz, the position of user is accurately obtained by ATK-NEO-6M module
Confidence breath, reduces rescue time.
Further: the voice module uses the voice module of TN6288 model, and peripheral interface includes: 3.3V power supply
End, the common end GND, horn interface SP+, horn interface SP-, UART the reception data of transmission data-interface TXD and UART connect
The 3.3V output end of mouth RXD, 3.3V feeder ear and power module connects, and the cathode of the common end GND and battery connects,
The PA10 pin connection for sending data-interface TXD and main control module of UART, the reception data-interface RXD and master control mould of UART
The PA9 pin of block connects.
Loudspeaker are accessed horn interface by above-mentioned having the beneficial effect that for further scheme, pass through the voice of TN6288 model
Module can be by voice signal high quality, naturally reduction.
Further: described image sensor module uses the image sensor module of OV2604, and peripheral interface includes:
5V feeder ear, the common end GND, the clock line interface SCL of iic bus, the data line interface SDA of iic bus, suspend mode control interface
PWDN, column synchronization signal interface VSYNC, line synchronising signal interface HREF, pixel clock signal interface PCLK, reseting interface
The B terminals of RESET and eight-bit pixels data signal interfaces D [7..0], 5V feeder ear and power switch connect, and GND is public
End is connect with the cathode of battery altogether, and the clock line interface SCL of iic bus and the PA1 pin of main control module connect, and IIC is total
The data line interface SDA of line and the PA0 pin of main control module connect, and the PA7 of suspend mode control interface PWDN and main control module draws
The PC114 pin of foot connection, column synchronization signal interface VSYNC and main control module connects, line synchronising signal interface HREF with
The PC113 pin of main control module connects, and the PC115 pin of pixel clock signal interface PCLK and main control module connects, and answers
The PA4 pin of position interface RESET and main control module connects, eight-bit pixels data signal interfaces D [7..0] and main control module
PB [7..0] pin connects one to one.
Above-mentioned further scheme has the beneficial effect that OV2604 imaging sensor is small in size, low in energy consumption, is capable of providing height
The stable image information of quality.
Further: the bluetooth module use BT08B model bluetooth module, peripheral interface include: 5V feeder ear,
The common end GND, UART transmission data-interface TXD and UART reception data-interface RXD, 5V feeder ear and power switch
The cathode of the connection of B terminals, the common end GND and battery connects, and UART's sends data-interface TXD and main control module
The connection of PB15 pin, the PB14 pin connection for receiving data-interface RXD and main control module of UART.
The bluetooth module for having the beneficial effect that BT08B model of above-mentioned further scheme has high reliability, high safety
The characteristic that type, low cost, low-power consumption, quick start and moment connect is connect, by heart rate with heart rate measuring bracelet by bluetooth module
Real-time data transmission is to main control module.
Further: six axle sensor uses six axle sensors of MPU6050 model, and peripheral interface includes: 5V
Feeder ear, the common end GND, the clock line interface SCL of iic bus and iic bus data line interface SDA, 5V feeder ear with
The B terminals of power switch connect, and the cathode of the common end GND and battery connects, the B wiring of 5V feeder ear and power switch
The cathode of end connection, the common end GND and battery connects, and the clock line interface SCL of iic bus and the PA1 of main control module draw
Foot connection, the data line interface SDA of iic bus and the PA0 pin of main control module connect；
The key module includes the first key, the second key, third key and the 4th key, first key and master
Control the PA6 pin connection of module, the PA5 pin connection of second key and main control module, the third key and master control mould
The PC11 pin of block connects, and the PC12 pin of the 4th key and main control module connects.
Above-mentioned further scheme has the beneficial effect that six axle sensors while detecting 3-axis acceleration and three axis angular rates
Information judges whether user handles tumble state by acceleration and angular speed variation；The setting of key module improves this hand
The flexibility of cane also can be used this walking stick in other time of crisis and get in touch with household.
A kind of application method of the intelligent walking stick remotely monitored using above-mentioned multi information, comprising the following steps:
S1, the SIM card of preset support 4G function is inserted into the 4G module card slot of intelligent walking stick, triggers intelligent walking stick
Power switch opens intelligent walking stick, and the wearing of heart rate measuring bracelet is pressed in wrist by voice module, the second key and third
Heart rate threshold is arranged in key；
S2, communicated by the 4th key configurations intelligent walking stick with the wireless blue tooth of heart rate measuring bracelet and with distal end channel radio
Believe the 4G cellular network wireless communication of equipment；
S3, the location information of itself is obtained by GPS module；
S4, front road conditions letter is detected in terms of electromagnetic wave and mechanical wave two by laser ranging module and ultrasound measurement module
Breath, and the information is obtained by voice module, to assist walking；
S5, judge whether user's heart rate is more than heart rate threshold, if so, wirelessly communicating by 4G cellular network to distal end nothing
Line communication equipment alert makes the household of user know alarm, if it is not, the S6 that then gos to step；
S6, the walking states for monitoring itself by six axle sensors on the way in walking, obtain 3-axis acceleration and three shaft angles
Speed；
S7, judge whether 3-axis acceleration is greater than specific threshold Th1, if so, S8 is entered step, if it is not, then entering step
Rapid S3；
S8, then judge whether three axis angular rates are greater than specific threshold Th2, if so, S9 is entered step, if it is not, then entering
Step S3；
S9, the response that user is requested by voice module；
Whether S10, judgement have the key module response of user at this time, if so, the S11 that gos to step, if it is not, jumping to step
Rapid S12；
S11, judgement are the second key response or third key response, if the second key response, go to step S3,
If third key response, go to step S12；
S12, unlatching image sensor module take pictures to scene, and use 4G cellular network channel radio by 4G module
Believing to remote wireless communications equipment alert makes the household of user know alarm, and the warning message includes photo site
Information and GPS positioning information.
The invention has the benefit that multiple sensors such as image, distance, acceleration, angular speed, heart rate constitute this intelligence
The various dimensions intelligent sensing network of energy walking stick, enables walking stick accurately to perceive ambient enviroment, to accurately remind user, helps
User succours user timely, by 4G module 102, loudspeaker this walking stick is had and communicates with far-end mobile terminal
Ability, increase the flexibility of walking stick；The hardware system of this walking stick uses low-power consumption, high performance device, so that this walking stick
Power consumption is extremely low, sensitivity degree is high, can provide sufficient information to household, obtain user when accident occurs precisely timely
Relief.
Detailed description of the invention
Fig. 1 is a kind of intelligent walking stick structural schematic diagram that multi information remotely monitors；
Fig. 2 is each module for power supply functional block diagram；
Fig. 3 is a module Principle of Communication block diagram；
A kind of intelligent walking stick application method flow chart that multi information remotely monitors of Fig. 4.
Wherein: 1, handle；2, handle；3, heart rate measuring bracelet；101, main control module；102,4G module；103, GPS module；
104, voice module；105, battery；106, power module；107, image sensor module；108, LED light；109, power switch；
110, bluetooth module；111, key module；201, six axle sensor；202, photoinduction sensor；203, laser ranging module；
204, ultrasound measurement module.
Specific embodiment
A specific embodiment of the invention is described below, in order to facilitate understanding by those skilled in the art this hair
It is bright, it should be apparent that the present invention is not limited to the ranges of specific embodiment, for those skilled in the art,
As long as various change is in the spirit and scope of the present invention that the attached claims limit and determine, these variations are aobvious and easy
See, all are using the innovation and creation of present inventive concept in the column of protection.
As shown in Figure 1, a kind of intelligent walking stick that multi information remotely monitors, the intelligent walking stick packet that the multi information remotely monitors
Include handle 1, walking stick bar 2, heart rate measuring bracelet 3, main control module 101,4G module 102, GPS module 103, voice module 104, battery
105, power module 106, image sensor module 107, LED light 108, power switch 109, bluetooth module 110, key module
111, loudspeaker, six axle sensors 201, photoinduction sensor 202, laser ranging module 203 and ultrasound measurement module 204；
The handle 1 is fixedly connected with walking stick bar 2；
The handle 1 is internally provided with main control module 101,4G module 102, GPS module 103, battery 105, power module
106 and bluetooth module 110；
The front end of handle 1 is arranged in the voice module 104, image sensor module 107 and LED light 108；
The loudspeaker are fixed on voice module 104, and are communicated to connect with voice module 104；
The rear end of handle 1 is arranged in the power switch 109, and base portion is embedded in 1 cavity of handle；
The key module 111 is set to handle surfaces, and base portion is embedded in 1 cavity of handle；
The heart rate measuring bracelet 3 is worn on user's wrist, and communicates to connect with bluetooth module 110；
Six axle sensor 201 is fixedly installed in walking stick bar 2；
The photoinduction sensor 202 is fixedly installed in walking stick bar 2, and photo resistance is set to outside walking stick bar 2；
The laser ranging module 203 is installed on inside walking stick bar 2, and light source and photon detector thereon reaches stick stem
Outside 2；
The ultrasound measurement module 204 is fixedly installed in walking stick bar 2, and probe is set to outside walking stick bar 2；
The battery 105 is electrically connected with power switch 109；
As shown in Fig. 2, power switch 109 respectively with power module 106,4G module 102, GPS module 103, image sensing
Device module 107, bluetooth module 110, six axle sensors 201, photoinduction sensor 202, laser ranging module 203 and supersonic sounding
Module 204 is electrically connected；
The power switch 109 is electrically connected by current-limiting resistance with LED light 108；
The power module 106 is electrically connected with main control module 101 and voice module 104 respectively；
As shown in figure 3, main control module 101 respectively with 4G module 102, GPS module 103, voice module 104, image sensing
Device module 107, LED light 108, bluetooth module 110, key module 111, six axle sensors 201, photoinduction sensor 202, laser
Range finder module 203 and ultrasound measurement module 204 communicate to connect.
As shown in figure 4, a kind of application method of the intelligent walking stick remotely monitored using above-mentioned multi information, including following step
It is rapid:
S1, the SIM card of preset support 4G function is inserted into 4G module (102) card slot of intelligent walking stick, triggering intelligence
The power switch 109 of walking stick opens intelligent walking stick, and by 3 wearing of heart rate measuring bracelet in wrist, passes through voice module 104, the
Heart rate threshold is arranged in two keys and third key；
S2, it is communicated by the 4th key configurations intelligent walking stick with the wireless blue tooth of heart rate measuring bracelet 3 and wireless with distal end
The 4G cellular network of communication equipment wirelessly communicates；
S3, the location information of itself is obtained by GPS module 103；
S4, front is detected in terms of electromagnetic wave and mechanical wave two by laser ranging module 203 and ultrasound measurement module 204
Traffic information, and the information is obtained by voice module 104, to assist walking；
S5, judge whether user's heart rate is more than heart rate threshold, if so, wirelessly communicating by 4G cellular network to distal end nothing
Line communication equipment alert makes the household of user know alarm, if it is not, the S6 that then gos to step；
S6, the walking states for monitoring itself by six axle sensors 201 on the way in walking, obtain 3-axis acceleration and three axis
Angular speed；
S7, judge whether 3-axis acceleration is greater than specific threshold Th1, if so, S8 is entered step, if it is not, then entering step
Rapid S3；
S8, then judge whether three axis angular rates are greater than specific threshold Th2, if so, S9 is entered step, if it is not, then entering
Step S3；
S9, the response that user is requested by voice module 104；
Whether S10, judgement have 111 response of key module of user at this time, if so, the S11 that gos to step, if it is not, jumping
To step S12；
S11, judgement are the second key response or third key response, if the second key response, go to step S3,
If third key response, go to step S12；
S12, unlatching 107 pairs of scenes of image sensor module take pictures, and use 4G cellular network by 4G module 102
Wirelessly communicating to remote wireless communications equipment alert makes the household of user know alarm, and the warning message includes existing
Field picture information and GPS positioning information.
5V lithium battery of the battery 105 using model 5VL18650, output voltage 5V.
Power switch 109 includes A terminals and B terminals；A terminals are connect with 105 anode of battery；
Power module 106 uses low voltage difference line style voltage-stablizer, and the voltage stabilizing chip of the low voltage difference line style voltage-stablizer uses
ASM1117-3.3, peripheral interface include: 5V input terminal, 3.3V output end and the common end GND, and 5V feeder ear is opened with power supply
109 B terminals connection is closed, the common end GND is connect with the cathode of battery 105.
The main control chip of main control module 101 uses STM32F103C8T6, and peripheral interface includes: 3.3V feeder ear and GND
Common end, 3.3V feeder ear are connect with low voltage difference line style voltage-stablizer 3.3V output end, and the common end GND and low voltage difference line style are steady
The common end GND of depressor connects, and STM32F103C8T6 peripheral interface is abundant, and has small in size, low in energy consumption, inexpensive and high
The characteristics of performance is the only selection for handling multi-sensor data of the present invention.
4G module 102 uses the wireless communication module of USR-G402tf model；Its peripheral interface includes: 5V feeder ear, GND
Common end, UART transmission data-interface TXD, UART reception data-interface RXD and sim card slot；Its 5V feeder ear and power supply
The B terminals of switch 109 connect, and the common end GND is connect with the cathode of battery 105, and sim card slot is inserted into SIM card, for leading to
Letter；USR-G402tf module is a 4G network wireless terminal product, supports mobile, connection and telecommunication network, passes through USR-
Pictorial information, GPS positioning and distress signal are sent to household by G402tf module, and are got in touch with household, are rescued in time
It helps.
For GPS module 103 using the GPS module of ATK-NEO-6M model, peripheral interface includes: 5V feeder ear, GND public
It holds, the reception data-interface RXD of transmission the data-interface TXD and UART of UART；Its 5V feeder ear and the B of power switch 109 connect
Line end connection, the common end GND is connect with the cathode of battery 105；ATK-NEO-6M module is a high-performance GPS module, is chased after
Track high sensitivity reaches -161dBm, and measurement output frequency reaches as high as 5Hz, accurately obtains user by ATK-NEO-6M module
Location information, reduce rescue time.
For voice module 104 using the voice module of TN6288 model, peripheral interface includes: 3.3V feeder ear, GND public
End, horn interface SP+, horn interface SP-, UART transmission data-interface TXD and UART reception data-interface RXD；Loudspeaker
Including two interfaces, an interface is connect with horn interface SP+, another interface is connect with horn interface SP-, 3.3V power supply
End is connect with low voltage difference line style voltage-stablizer 3.3V output end, and the common end GND of the common end GND and low voltage difference line style voltage-stablizer connects
It connects, it can be by voice signal high quality, naturally reduction, for reminding in the process of walking by the voice module of TN6288 model
User, front load conditions, for test speech signal user, different operations to be made according to user situation when falling down.
Image sensor module 107 using OV2604 image sensor module, peripheral interface include: 5V feeder ear,
The common end GND, the clock line interface SCL of iic bus, the data line interface SDA of iic bus, suspend mode control interface PWDN, column are same
Walk signaling interface VSYNC, line synchronising signal interface HREF, pixel clock signal interface PCLK, reseting interface RESET and eight pictures
Plain data signal interfaces D [7..0], 5V feeder ear are connect with the B terminals of power switch 109, the common end GND and battery
105 cathode connection, OV2604 imaging sensor is small in size, low in energy consumption, be capable of providing the stable image information of high quality, with
When family is fallen down, opens 107 pairs of scenes of image sensor module and carry out Image Acquisition, provide more reference informations to household.
Bluetooth module 110 using BT08B model bluetooth module, peripheral interface include: 5V feeder ear, the common end GND,
Reception data-interface RXD, the 5V feeder ear of transmission the data-interface TXD and UART of UART and the B terminals of power switch 109
Connection, the common end GND is connect with the cathode of battery 105；The bluetooth module of BT08B model have high reliability, high safety type,
The characteristic that low cost, low-power consumption, quick start and moment connect is connect, by the heart with heart rate measuring bracelet 3 by bluetooth module 110
Rate real-time data transmission is to main control module 101.
For six axle sensors 201 using six axle sensors of MPU6050 model, peripheral interface includes: 5V feeder ear, GND
Data line interface SDA, the 5V feeder ear and power switch 109 of common end, the clock line interface SCL of iic bus and iic bus
B terminals connection, the common end GND is connect with the cathode of battery 105；Six axle sensors 201 detect 3-axis acceleration simultaneously
With three axis angular rate information, judge whether user is in a falling state by acceleration and angular speed variation.
Key module 111 includes the first key, the second key, third key and the 4th key；First key will be for that will lead
It controls module 101 to reset, guarantees the operation is stable of circuit；When Initialize installation heart rate, user prompts according to voice module 104, leads to
The second key and third key are crossed to increase and decrease heart rate threshold；In user when falling down, if situation is not serious, press second by
Key prevents walking stick from making and operates in next step, if situation is serious, alarmed by third key, opens image sensor module 107
It takes pictures to scene, and warning message, photo site information and GPS positioning information is sent to user family by 4G module 102
People, if user after falling down without any operation, open 107 pairs of scenes of image sensor module and take pictures, and pass through 4G mould
It is fixed to remote wireless communications equipment alert, photo site information and GPS that block 102 is wirelessly communicated using 4G cellular network
Position information makes the household of user know alarm, and the 4th key is communicated for configuring bluetooth module 110 with heart rate measuring bracelet 3, and
Walking stick and the 4G cellular network of remote wireless communications equipment wirelessly communicate.The setting of key module 111 improves the spirit of this walking stick
Activity also can be used this walking stick in other time of crisis and get in touch with household.
Photoinduction sensor 202 uses photosensitive resistance sensor module, and peripheral interface includes: 5V feeder ear, GND public
End and digital signal output end；Its 5V feeder ear is connect with the B terminals of power switch 109, the common end GND and battery 105
Cathode connection；Using the intensity of photosensitive resistance sensor module detection user surrounding environment light, when light is weak, LED light 108 is opened
It opens, light filling is carried out to user environment, prevents user from falling down, when light is strong, LED light 108 is closed, and LED light 108 is a kind of super
The lamp of low-power consumption reduces 80% than same brightness incandescent lamp power consumption.
For laser ranging module 203 using the laser ranging module of ATK-VL53L0X model, peripheral interface includes: that 5V is supplied
Electric end, the common end GND, the clock line interface SCL of iic bus and iic bus data line interface SDA, 5V feeder ear and electricity
The B terminals of source switch 109 connect, and the common end GND is connect with 105 cathode of battery；The laser ranging of ATK-VL53L0X model
VCSEL light source and SPAD photon detector, the Laser Measuring of ATK-VL53L0X model are integrated on module main control chip VL53LOX
It is small away from module size, precision is high, measuring speed is fast, measurement range 3cm~200cm, for detect front section with the presence or absence of barrier
Hinder object, and user is accurately reminded by voice module 104, helps the timely avoiding obstacles of user.
Ultrasound measurement module 204 using HC-SRO4 model ultrasound measurement module, peripheral interface include: 5V feeder ear,
The common end GND, Trig input pin and Echo output pin；Its 5V feeder ear is connect with the B terminals of power switch 109,
The common end GND is connect with 105 cathode of battery, HC-SR04 ultrasonic distance measuring module can provide 2cm-400cm it is contactless away from
From sensing function, range accuracy may be up to 3mm, with its detect front ground pit, using voice module 104 help user and
When get around pit.
Table one is the communication interface of each module and the connection table of main control module 101
The invention has the benefit that multiple sensors such as image, distance, acceleration, angular speed, heart rate constitute this intelligence
The various dimensions intelligent sensing network of energy walking stick, enables walking stick accurately to perceive ambient enviroment, to accurately remind user, helps
User succours user timely, by 4G module 102, loudspeaker this walking stick is had and communicates with far-end mobile terminal
Ability, increase the flexibility of walking stick；The hardware system of this walking stick uses low-power consumption, high performance device, according to detecting field
Scape variation selectively unlocks partial function module, so that this walking stick power consumption is extremely low, sensitivity degree is high, can provide to household abundant
Information, make user obtain precisely timely succouring when accident occurs.
Claims (10)
1. a kind of intelligent walking stick that multi information remotely monitors, which is characterized in that including handle (1), walking stick bar (2), heart rate measuring hand
Ring (3), main control module (101), 4G module (102), GPS module (103), voice module (104), battery (105), power module
(106), image sensor module (107), LED light (108), power switch (109), bluetooth module (110), key module
(111), loudspeaker, six axle sensors (201), photoinduction sensor (202), laser ranging module (203) and ultrasound measurement module
(204)；
The handle (1) is fixedly connected with walking stick bar (2)；
The handle (1) is internally provided with main control module (101), 4G module (102), GPS module (103), battery (105), electricity
Source module (106) and bluetooth module (110)；
The front end of the voice module (104), image sensor module (107) and LED light (108) setting in handle (1)；
The loudspeaker are fixed on voice module (104), and are communicated to connect with voice module (104)；
In the rear end of handle (1), base portion is embedded in handle (1) cavity for power switch (109) setting；
The key module (111) is set to handle surfaces, and base portion is embedded in handle (1) cavity；
The heart rate measuring bracelet (3) is worn on user's wrist, and communicates to connect with bluetooth module (110)；
Six axle sensor (201) is fixedly installed in walking stick bar (2)；
The photoinduction sensor (202) is fixedly installed in walking stick bar (2), and photo resistance is set to walking stick bar (2) outside；
It is internal that the laser ranging module (203) is installed on walking stick bar (2), and light source and photon detector thereon reaches stick stem
(2) outside；
The ultrasound measurement module (204) is fixedly installed in walking stick bar (2), and probe is set to walking stick bar (2) outside；
The battery (105) is electrically connected with power switch (109)；
The power switch (109) respectively with power module (106), 4G module (102), GPS module (103), imaging sensor
Module (107), bluetooth module (110), six axle sensors (201), photoinduction sensor (202), laser ranging module (203) and
Ultrasound measurement module (204) electrical connection；
The power switch (109) is electrically connected by current-limiting resistance with LED light (108)；
The power module (106) is electrically connected with main control module (101) and voice module (104) respectively；
The main control module (101) respectively with 4G module (102), GPS module (103), voice module (104), imaging sensor
Module (107), LED light (108), bluetooth module (110), key module (111), six axle sensors (201), photoinduction sensor
(202), laser ranging module (203) and ultrasound measurement module (204) communication connection.
2. the intelligent walking stick that multi information according to claim 1 remotely monitors, which is characterized in that the battery (105) is adopted
With the 5V lithium battery of model 5VL18650, output voltage 5V, the power switch (109) includes A terminals and B wiring
End, the A terminals are connect with battery (105) anode, and the power module (106) uses low voltage difference line style voltage-stablizer, described
The voltage stabilizing chip of low voltage difference line style voltage-stablizer uses ASM1117-3.3, and peripheral interface includes: 5V input terminal, 3.3V output end
With the common end GND, 5V input terminal is connect with the B terminals of power switch (109), and the common end GND is negative with battery (105)
Pole connection.
3. the intelligent walking stick that multi information according to claim 2 remotely monitors, which is characterized in that the main control module
(101) main control chip uses STM32F103C8T6, and peripheral interface includes: 3.3V feeder ear and the common end GND, 3.3V
Feeder ear is connect with the 3.3V output end of power module (106), and the common end GND is connect with the cathode of battery (105).
4. the intelligent walking stick that multi information according to claim 3 remotely monitors, which is characterized in that the 4G module (102)
Using the wireless communication module of USR-G402tf model；Its peripheral interface includes: the transmission of 5V feeder ear, the common end GND, UART
The reception data-interface RXD and sim card slot of data-interface TXD, UART, the B terminals of 5V feeder ear and power switch (109)
Connection, the common end GND are connect with the cathode of battery (105), the transmission data-interface TXD of UART and main control module (101)
The connection of PB11 pin, the reception data-interface RXD of UART connect with the PB10 pin of main control module (101).
5. the intelligent walking stick that multi information according to claim 3 remotely monitors, which is characterized in that the GPS module (103)
Using the GPS module of ATK-NEO-6M model, peripheral interface includes: the transmission data of 5V feeder ear, the common end GND, UART
Reception data-interface RXD, the 5V feeder ear of interface TXD and UART are connect with the B terminals of power switch (109), and GND is public
End is connect with the cathode of battery (105) altogether, and the transmission data-interface TXD of UART and the PA3 pin of main control module (101) connect
It connects, the reception data-interface RXD of UART is connect with the PA2 pin of main control module (101).
6. the intelligent walking stick that multi information according to claim 3 remotely monitors, which is characterized in that the voice module
(104) voice module of TN6288 model is used, peripheral interface includes: 3.3V feeder ear, the common end GND, horn interface SP
+, horn interface SP-, UART transmission data-interface TXD and UART reception data-interface RXD, 3.3V feeder ear and power supply
The 3.3V output end of module (106) connects, and the common end GND is connect with the cathode of battery (105), and the transmission data of UART connect
Mouth TXD is connect with the PA10 pin of main control module (101), reception data-interface RXD and main control module (101) of UART
The connection of PA9 pin.
7. the intelligent walking stick that multi information according to claim 3 remotely monitors, which is characterized in that described image sensor mould
Block (107) uses the image sensor module of OV2604, and peripheral interface includes: 5V feeder ear, the common end GND, iic bus
Clock line interface SCL, the data line interface SDA of iic bus, suspend mode control interface PWDN, column synchronization signal interface VSYNC, row
Synchronization signal interface HREF, pixel clock signal interface PCLK, reseting interface RESET and eight-bit pixels data signal interfaces D
[7..0], 5V feeder ear are connect with the B terminals of power switch (109), and the cathode of the common end GND and battery (105) connects
It connects, the clock line interface SCL of iic bus is connect with the PA1 pin of main control module (101), the data line interface of iic bus
SDA is connect with the PA0 pin of main control module (101), and the PA7 pin of suspend mode control interface PWDN and main control module (101) connects
Connect, column synchronization signal interface VSYNC is connect with the PC114 pin of main control module (101), line synchronising signal interface HREF with
The PC113 pin of main control module (101) connects, the PC115 pin of pixel clock signal interface PCLK and main control module (101)
Connection, reseting interface RESET are connect with the PA4 pin of main control module (101), eight-bit pixels data signal interfaces D
PB [7..0] pin of [7..0] and main control module (101) connect one to one.
8. the intelligent walking stick that multi information according to claim 3 remotely monitors, which is characterized in that the bluetooth module
(110) bluetooth module of BT08B model is used, peripheral interface includes: the transmission data of 5V feeder ear, the common end GND, UART
Reception data-interface RXD, the 5V feeder ear of interface TXD and UART are connect with the B terminals of power switch (109), and GND is public
End is connect with the cathode of battery (105) altogether, and the transmission data-interface TXD of UART and the PB15 pin of main control module (101) connect
It connects, the reception data-interface RXD of UART is connect with the PB14 pin of main control module (101).
9. the intelligent walking stick that multi information according to claim 3 remotely monitors, which is characterized in that six axle sensor
(201) six axle sensors of MPU6050 model are used, peripheral interface includes: 5V feeder ear, the common end GND, iic bus
Data line interface SDA, the 5V feeder ear of clock line interface SCL and iic bus is connect with the B terminals of power switch (109),
Its common end GND is connect with the cathode of battery (105), and 5V feeder ear is connect with the B terminals of power switch (109), GND
Common end is connect with the cathode of battery (105), the clock line interface SCL of iic bus and the PA1 pin of main control module (101)
Connection, the data line interface SDA of iic bus are connect with the PA0 pin of main control module (101)；
The key module (111) include the first key, the second key, third key and the 4th key, first key with
The PA6 pin of main control module (101) connects, and second key is connect with the PA5 pin of main control module (101), the third
Key is connect with the PC11 pin of main control module (101), and the 4th key is connect with the PC12 pin of main control module (101).
10. a kind of application method for the intelligent walking stick that multi information as described in any one of claim 1 to 9 remotely monitors, special
Point is, comprising the following steps:
S1, the SIM card of preset support 4G function is inserted into 4G module (102) card slot of intelligent walking stick, triggers intelligent walking stick
Power switch (109) open intelligent walking stick, and by (3) wearing of heart rate measuring bracelet in wrist, by voice module (104),
Heart rate threshold is arranged in second key and third key；
S2, by the 4th key configurations intelligent walking stick communicated with the wireless blue tooth of heart rate measuring bracelet (3) and with distal end channel radio
Believe the 4G cellular network wireless communication of equipment；
S3, the location information of itself is obtained by GPS module (103)；
S4, front is detected in terms of electromagnetic wave and mechanical wave two by laser ranging module (203) and ultrasound measurement module (204)
Traffic information, and the information is obtained by voice module (104), to assist walking；
S5, judge whether user's heart rate is more than heart rate threshold, if so, wirelessly communicating by 4G cellular network to distal end channel radio
Letter equipment alert makes the household of user know alarm, if it is not, the S6 that then gos to step；
S6, the walking states for monitoring itself by six axle sensors (201) on the way in walking, obtain 3-axis acceleration and three shaft angles
Speed；
S7, judge whether 3-axis acceleration is greater than specific threshold Th1, if so, S8 is entered step, if it is not, then entering step S3；
S8, then judge whether three axis angular rates are greater than specific threshold Th2, if so, S9 is entered step, if it is not, then entering step
S3；
S9, the response that user is requested by voice module (104)；
Whether S10, judgement have key module (111) response of user at this time, if so, the S11 that gos to step, if it is not, jumping to
Step S12；
S11, judgement are the second key response or third key response, if the second key response, go to step S3, if the
Three key responses, then go to step S12；
S12, unlatching image sensor module (107) take pictures to scene, and use 4G cellular network by 4G module (102)
Wirelessly communicating to remote wireless communications equipment alert makes the household of user know alarm, and the warning message includes existing
Field picture information and GPS positioning information.
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