CN110179638A - A kind of intelligence row monitoring crutch and system based on Internet - Google Patents
A kind of intelligence row monitoring crutch and system based on Internet Download PDFInfo
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- CN110179638A CN110179638A CN201910550661.4A CN201910550661A CN110179638A CN 110179638 A CN110179638 A CN 110179638A CN 201910550661 A CN201910550661 A CN 201910550661A CN 110179638 A CN110179638 A CN 110179638A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/103—Detecting, measuring or recording devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
- A61B5/11—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor, mobility of a limb
- A61B5/1116—Determining posture transitions
- A61B5/1117—Fall detection
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H3/00—Appliances for aiding patients or disabled persons to walk about
- A61H3/02—Crutches
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/04—Alarms for ensuring the safety of persons responsive to non-activity, e.g. of elderly persons
- G08B21/0407—Alarms for ensuring the safety of persons responsive to non-activity, e.g. of elderly persons based on behaviour analysis
- G08B21/043—Alarms for ensuring the safety of persons responsive to non-activity, e.g. of elderly persons based on behaviour analysis detecting an emergency event, e.g. a fall
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Abstract
The intelligence row monitoring crutch and system, the monitoring crutch that the invention discloses a kind of based on Internet include crutch body, smart machine and power module；The power module is connect with the smart machine, for powering for the smart machine；The smart machine includes: microprocessor unit and the acceleration acquisition unit connecting respectively with the microprocessor unit and interactive unit；The microprocessor unit is used for the data that acquires to the acceleration acquisition unit and handles, and when treated data are more than preset threshold, control the interactive unit and sends a warning；The warning information is acousto-optic prompting.Acceleration acquisition unit in the monitoring crutch can detect the acceleration in three directions immediately, the acquisition of acceleration information is realized with processing by microprocessor unit, detection is accurate, when acceleration information is more than preset threshold, i.e. when surprisingly occurring, and alarm, it controls the interactive unit and issues acousto-optic prompting.
Description
Technical field
The present invention relates to fall detection alarm field, in particular to a kind of intelligence row based on Internet guards crutch and is
System.
Background technique
With the increasingly quickening of rhythm of life, the increase for operating pressure of going to work, people put into more and more energy
Among work, just seem unable to do what one wishes for the treatment of family especially old man, many accidents of old man are all at nobody
Occur in the case where keeping an eye on.The World Health Organization thinks that falling is the chronic the third-largest reason to disable of the elderly, there is related system
Count annual about 30.5%65 years old or more old man, tumble occurred for 50%80 years old or more old man, cause fracture, soft group
It knits, contusion and brain damage etc., influences the normal physiological and physical and mental health of old man, and increase the pain and burden of family.
Falls in Old People incidence is high, consequence is serious, is the aged first place injury cause of the death.It falls in population of China
It kills in accidental wound because coming the 4th in cis-position, and then occupies first place in the elderly of over-65s, and with the increase at age
The death rate of tumble steeply rises, and has reached peak in 85 years old or more the elderly.
Fall detection system by the monitoring to remote object action situation, some physiological functions, for its provide it is appropriate and
When nursing relief and medical services.In daily life, due to the degeneration of physiological function, the general of accidentally tumble occurs for old man
Rate is very big, and tumble brings very major injury to the body and mind of old man.It can be generated on many negative psychologicals and body after Falls Among Old People
Wound, falling is also to lead to the unexpected major reason of old man's trip.And current sensor, microelectron-mechanical, communication it is contour
New technology is widely applied in fields such as production, commercial affairs, but utilization rate is not also high in terms of the quality of the life for improving the elderly.
Summary of the invention
For the problem of aging increasingly sharpened and the quality of the life of the elderly is not high, the present invention provides a kind of bases
Crutch is guarded in the intelligence row of Internet, can be used for fall detection, and warning information is issued into acousto-optic by crosspoint and is reminded.
In a first aspect, the embodiment of the present invention provide it is a kind of based on Internet intelligence row monitoring crutch, including crutch body,
Smart machine and power module；The smart machine and power module are located in the crutch body；The power module and institute
Smart machine connection is stated, for powering for the smart machine；
The smart machine includes: that microprocessor unit and the acceleration connecting respectively with the microprocessor unit are adopted
Collect unit and interactive unit；
The data that the microprocessor unit is used to acquire the acceleration acquisition unit are handled, when treated
When data are more than preset threshold, control the interactive unit and send a warning；The warning information is acousto-optic prompting.
In one embodiment, the smart machine further includes the wireless communication unit connecting with microprocessor unit；Institute
Stating wireless communication unit is SIM900A wireless transport module；
When treated data are more than preset threshold, the microprocessor unit by warning information by SIM900A without
Line transmission module is sent to and the matched monitoring client terminal of the crutch.
In one embodiment, the smart machine further include: the GPS positioning unit being connect with microprocessor unit；
When treated data are more than preset threshold, the microprocessor unit acquires the GPS positioning unit
Location information and warning information are sent to monitoring service terminal by the SIM900A wireless transport module.
In one embodiment, the GPS positioning unit is VK2828U7G5LF module.
In one embodiment, the interactive unit includes: function button, LED light and buzzer；
Respectively with the function button, LED light connects the microprocessor with buzzer.
In one embodiment, the microprocessor unit is STC12C5A60S2 single-chip microcontroller.
In one embodiment, the acceleration acquisition unit is ADXL345 acceleration transducer；
The three axis direction acceleration and threshold value phase that the microprocessor unit acquires the ADXL345 acceleration transducer
Compare；When the numerical value of at least one axis is more than threshold value, and reaches preset duration, controls the interactive unit and sound an alarm letter
Breath.
In one embodiment, the power module includes: rechargeable battery and charging module connected to it；
The charging module is equipped with following one or more:
MiniUSB type interface, MIcro usb interface, Type-c interface, 30pin interface and lightning interface.
Second aspect, the present invention also provides a kind of, and the intelligence row based on Internet guards crutch system, including above-mentioned implementation
The described in any item intelligence row monitoring crutch of example and monitoring client terminal；
The monitoring client terminal, for receiving the microprocessor unit alarm signal that unit is sent by wireless communication
Breath.
In one embodiment, the monitoring client terminal is also used to receive the microprocessor unit and passes through channel radio
Believe the location information and warning information that unit is sent；
The system also includes: monitoring service terminal；
The monitoring service terminal, for receiving the microprocessor unit positioning letter that unit is sent by wireless communication
Breath and warning information, and the location information and warning information are transmitted to corresponding monitoring client terminal.
It is an advantage of the current invention that compared with prior art, technical solution proposed by the present invention, one kind being based on Internet
Intelligence row guard crutch, including crutch body, smart machine and power module；The smart machine and power module are located at described
In crutch body；The power module is connect with the smart machine, for powering for the smart machine；The smart machine
It include: microprocessor unit and the acceleration acquisition unit being connect respectively with the microprocessor unit and interactive unit；Institute
It states data of the microprocessor unit for acquiring the acceleration acquisition unit to handle, when treated, data are more than pre-
If when threshold value, controlling the interactive unit and sending a warning；The warning information is acousto-optic prompting.Adding in the monitoring crutch
Speed acquisition unit can detect the acceleration in three directions immediately, and the acquisition and processing of acceleration information are by microprocessor unit
It realizes, detection is accurate, when acceleration information is more than preset threshold, i.e., when surprisingly occurring and alarm, controls the interaction
Unit issues acousto-optic and reminds.
Other features and advantages of the present invention will be illustrated in the following description, also, partly becomes from specification
It obtains it is clear that understand through the implementation of the invention.The objectives and other advantages of the invention can be by written explanation
Specifically noted structure is achieved and obtained in book, claims and attached drawing.
Below by drawings and examples, technical scheme of the present invention will be described in further detail.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is that the intelligence row based on Internet provided in the embodiment of the present invention guards crutch structure figure.
Fig. 2 is the structure that the intelligence row based on Internet provided in the embodiment of the present invention guards the smart machine 2 of crutch
Block diagram.
Fig. 3 is the tumble algorithm overhaul flow chart provided in the embodiment of the present invention.
Fig. 4 is the schematic diagram that the data provided in the embodiment of the present invention are transferred to monitoring service terminal.
Fig. 5 is the structure chart that the intelligence row provided in the present invention based on Internet guards crutch system.
Specific embodiment
Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
It is fully disclosed to those skilled in the art.
Referring to Fig.1 shown in -2, the present invention provides a kind of intelligence row monitoring crutch based on Internet, comprising: crutch body
1, smart machine 2 and power module 3；Wherein: smart machine 2 and power module 3 are located in crutch body 1, for example can embed
In crutch body 1.The crutch body 1, including it is sequentially connected hand holding part, support rod and stabilizer blade；As a kind of auxiliary
The simple instrument of walking, is usually the elderly or legs and feet individuals with disabilities using crowd, can be various material, such as wood or gold
Category etc. is made.There is mounting groove, for placing or installing smart machine 2 and power module 3 in the crutch body 1；As long as not shadow
The effect of crutch auxiliary walking support is rung, the present invention is specific in crutch body 1 to smart machine 2 and power module 3
Position is without limitation.
Above-mentioned power module 3 is connect with smart machine 2, for powering for smart machine 2；The smart machine 2 includes: micro- place
Reason device unit 21 and the acceleration acquisition unit 22 being connect respectively with microprocessor unit 21 and interactive unit 23；
Microprocessor unit 21 is used for the data that acquire to acceleration acquisition unit 22 and handles, when treated data
When more than preset threshold, control interactive unit 23 issues the warning information that acousto-optic is reminded.
Acceleration acquisition unit in the monitoring crutch can detect the acceleration in three directions immediately, acceleration information
Acquisition is realized that detection is accurate with processing by microprocessor unit, when acceleration information is more than preset threshold, i.e., ought surprisingly be sent out
When raw and alarm, control the interactive unit and issue acousto-optic and remind.
In one embodiment, referring to shown in Fig. 2, the smart machine 2 further include connect with microprocessor unit it is wireless
Communication unit 24；Such as the wireless communication unit be SIM900A wireless transport module, SIM900A it by RF transmitting-receiving, serial interface
Mouth and SIM card holder etc. are constituted.For example by the SIM card holder of SIM card insertion module, which could really work.
Warning information is converted to digital signal first by SIM900A wireless transport module, secondly passes through wireless network digital signal is changed
Transmitting, by burst of data, such as its composed structure: device id+state<geriatric state>+end mark is based on by SIM
GPRS or GSM network are sent to and the matched monitoring client terminal of crutch.Such as when old man uses crutch, when falling, by
SIM is sent to the monitoring mobile phone of son old man, and recipient can make corresponding processing according to warning message.
In one embodiment, referring to shown in Fig. 2, further includes: the GPS positioning unit being connect with microprocessor unit 21
25, for example VK2828U7G5LF module can be selected.
Specifically such as select SIMCom's to gather type product --- the SIM900A in above-described embodiment, it belongs to double frequency GSM/
GPRS module uses SMT encapsulation form completely, and performance is stablized, and elegant in shape, cost performance is high, is able to satisfy a variety of demands.
SIM900A use industry standard interface, working frequency GSM/GPRS900/1800MHz, can with low-power consumption realize voice, SMS,
The transmission of data and facsimile message.In addition, the size of SIM900A is 24*24*3mm, it is particularly suitable for the tight of monitoring crutch
Gather type product design.
In the present embodiment, warning message is converted to digital signal first by wireless communication module SIM900A, next changes
Digital signal is transmitted by wireless network, by burst of data, such as its composed structure: device id+state < geriatric state is
It is no to navigate to GPS >+longitude and latitude+end mark) monitoring service terminal is uploaded to, this last string data turns via monitoring service terminal
Hair, it will received by mobile phone terminal, recipient can make corresponding processing according to warning message.And receive terminal should be able to
The information such as the address and size for receiving data are distributed, for the address of clear receiving end, with there must being a fixed IP
Location.
In one embodiment, it is main control chip, this block monolithic that microprocessor unit, which selects STC12C5A60S2 single-chip microcontroller,
Machine is the single-chip microcontroller of single clock/machine cycle (1T) of STC production, is high speed/low-power/exceed the time limit jamproof of new generation 8051
Single-chip microcontroller, instruction code completely compatible 8051, but fast 8-12 times of speed.It is internally integrated MAX810 Special reset circuit, 2 road PWM,
8 road 10-bit high speed A/D conversion.It also include central processing (CPU), program storage (Flash), data storage in single-chip microcontroller
(SRAM), timing/timer, UART serial ports, serial ports 2, I/O interface, R/C oscillator and external crystal in PCA, house dog and piece
The modules such as oscillating circuit.STC12C5A60S2 single-chip microcontroller almost contains all unit moulds needed for data processing and control
Block can be much of a system on chip.And there is double-serial port, and two independent serial ports, 10-bit high speed A/D converter, 8 channels, 1
Clock/machine cycle 8051.
In one embodiment, acceleration acquisition unit 22 is ADXL345 acceleration transducer.Human body tumble process is adjoint
Body it is unbalance, due to gravity human body acceleration swing to ground, this process is usually irreversible.This process is generally sent out
Life was at 1-3 seconds, one very short of the time.ADXL345 acceleration transducer can measure static weight in tilt detection application
Power acceleration, dynamic acceleration caused by movement can also be measured or impacted.Its high-resolution (3.9mg/LSB), can measure
Angle change less than 1.0 °.Inclination angle refers to the bending angle of body trunk, tilts and tilts forward and back comprising trunk,
It also may determine that the direction that human body is fallen according to inclination angle size.Research shows that when human body is stood, the folder of body and vertical direction
Angle is usually no more than 60 degree.But it is difficult completely correctly to classify to body posture according to inclination angle merely.Therefore it tilts
The auxiliary characteristics that angle is classified frequently as posture make further judgement to possible tumble event.Vertical speed is similar to acceleration
Value, vertical speed curve may also indicate that all tumble persons of the kinematics character of tumble decline process different phase undergo
Some in rate curve downward vertically in stage.ADXL345 module these data collected all can serve as prediction of falling
Actual parameter.
Acceleration in the motion process of human body on earth can be decomposed into the component on three directions.In x-axis direction
Acceleration be ax, the acceleration in y-axis direction is ay, the acceleration in z-axis direction is az.Then the acceleration of human motion to
Amount isSVM indicates that the amplitude of human body resultant acceleration, the size of numerical value react human motion acceleration
Size.The advantages of this feature value, is space three-dimensional acceleration one vector of synthesis can ignore this in threshold decision
Whether the direction in space of vector, interpretation are more than a certain threshold value.
The process of fall detection is taken the acceleration of three axis referring to shown in Fig. 3 by acceleration transducer ADXL345 first
Degree, then will acquire resulting acceleration and compares with threshold value, and the threshold value for then judging whether there is at least one axis is more than threshold value.
If being no more than, continue the acceleration for acquiring three axis；If being more than, such as the 15s that is delayed.During delay, if false
It falls, then continues the acceleration for acquiring three axis, if not false fall then guards crutch by sending alarm to monitoring service terminal,
And it is transmitted to guardian, this dangerous message is received, guardian is notified in time, carries out relief processing as early as possible.
The purpose that intelligence row monitoring crutch of the invention will accomplish alarm is exactly to intentionally get necessary rescue, this is related to
The data problem of transmission of warning message.Rescue is first it is to be understood that the position of the wounded, selects SIM900A module, and be equipped with SIM card
And GPS positioning unit, to realize the transmission of alarm location information, and the transmitting-receiving of this data is the serial ports by single-chip microcontroller
It is realized in a manner of AT order.When detecting unexpected transmission of falling, an AT director data (composition for data can be passed through
Structure: device id+state<geriatric state, if navigate to GPS>+longitude and latitude+end mark) monitoring service terminal is uploaded to, such as
Shown in Fig. 4, a forward process is carried out via server, mobile phone terminal is asked for one data of server progress, realizes number
According to forwarding, notify guardian in time to reach, carry out relief processing as early as possible.
In one embodiment, above-mentioned power module 3 includes rechargeable battery and charging module, wherein rechargeable battery
Lithium battery is selected, charge management module can realize charging and defencive function.The charging module can be equipped with one or more interfaces,
MiniUSB type interface, MIcro usb interface, Type-c interface, 30pin interface and lightning interface etc..Such as when having
When miniUSB type interface base, lithium battery charging can be directly inputed to phone charger.
The charging module input voltage is 5V, charge cutoff voltage: 4.2V, charging current 1000mA, battery Cross prevention
Voltage 2.5V, battery overcurrent protection electric current 3A can be used for the charge and discharge that voltage is the lithium batteries such as 3.6-3.7V etc. 18650, polymer
Electric protection, single or multiple parallel connections can equally be used.
Intelligence row provided by the invention based on Internet guards crutch, and wherein single-chip microcontroller pre-processes signal, root
According to the data that acceleration transducer acquires, algorithm judgement is carried out, and unit is transmitted to monitoring service terminal by wireless communication.I.e.
The 3-axis acceleration of human body can be acquired in real time and single-chip microcontroller is sent to by I2C interface, meanwhile, single-chip microcontroller inputs AT order,
Single-chip microcontroller can be realized by serial line interface data are handled after be sent to by SIM900A wireless transport module it is upper
Monitoring platform, upper monitoring platform forward warning information.Wherein, interactive unit mainly includes function button, LED light and
Buzzer, wherein function button provides the function of cancelling false alarm for user, and LED light is mainly used for showing communication network
Connected state, buzzer can obtain the alarm signal of a feedback when detecting tumble, can also take in disconnected long distance monitoring
It when terminal of being engaged in, is used as alarm device, issues the sound, people around is enable to hear, and then realize the relief to old man.
Second aspect, the present invention also provides a kind of, and the intelligence row based on Internet guards crutch system, referring to Fig. 5 institute
Show, including the monitoring of intelligence row described in any of the above-described embodiment crutch 51, monitoring client terminal 52；
The monitoring client terminal 52, for receiving the microprocessor unit warning information that unit is sent by wireless communication,
Such as the short massage notice directly acquired；According to short massage notice, old man is succoured in time.
Further, system further include: monitoring service terminal 53；The monitoring service terminal 53, for connecing, microprocessor
The unit location information that unit is sent by wireless communication and warning information, and location information and warning information are transmitted to accordingly
Monitoring client terminal.At this point, monitoring client terminal can be mounted in the APP software on mobile phone, monitoring service is got eventually
The warning information for holding server to send.According to the warning information, old man is succoured in time.
Illustrate the course of work of the intelligence row monitoring crutch system based on Internet below by one embodiment.
Step S1: acceleration and tilt angle caused by the acceleration transducer in crutch is acquisition measurement movement or impacts
Variation, also may determine that whether human body falls according to inclination angle size.Single-chip microcontroller is the data for collecting acceleration sensor module,
The data of acquisition are carried out analysis and processing is concentrated to be alarmed and controlled according to operation conditions；
Step S2: the alarm sounds that single-chip microcontroller also completes buzzer in hardware circuit pass through also by the data of acquisition
Data are uploaded to monitoring service terminal by SIM900A wireless transport module, carry out Back end data processing and analysis；
Step S3: when acceleration transducer is when detecting abnormal acceleration value, single-chip microcontroller will will do it tumble algorithm
Judgement, judges whether to fall.
Step S4: when tumble situation occurs in single-chip microcontroller judgement, it will do it the judgement of delay in 15 seconds and provided if accidentally falling
User cancels the keypress function of this time alarm, if not propping up crutch more than 15 seconds, single-chip microcontroller will be uploaded to data monitoring
Service terminal, then be issued in guardian's cell phone application by monitoring service terminal processes, warning note.
It should be noted last that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting.Although ginseng
It is described the invention in detail according to embodiment, those skilled in the art should understand that, to technical side of the invention
Case is modified or replaced equivalently, and without departure from the spirit and scope of technical solution of the present invention, should all be covered in the present invention
Scope of the claims in.
Claims (10)
1. a kind of intelligence row based on Internet guards crutch, which is characterized in that including crutch body (1), smart machine (2) and
Power module (3)；The smart machine (2) and power module (3) are located in the crutch body (1)；The power module (3)
It is connect with the smart machine (2), for powering for the smart machine (2)；
The smart machine (2) includes: microprocessor unit (21) and connect respectively with the microprocessor unit (21)
Acceleration acquisition unit (22) and interactive unit (23)；
The data that the microprocessor unit (21) is used to acquire the acceleration acquisition unit (22) are handled, and work as processing
When data afterwards are more than preset threshold, control the interactive unit (23) and send a warning；The warning information mentions for acousto-optic
It wakes up.
2. a kind of intelligence row based on Internet according to claim 1 guards crutch, which is characterized in that the intelligence is set
Standby (2) further include the wireless communication unit (24) connecting with microprocessor unit (21)；The wireless communication unit (24) is
SIM900A wireless transport module；
When treated data are more than preset threshold, the microprocessor unit (21) by warning information by SIM900A without
Line transmission module is sent to and the matched monitoring client terminal of the crutch.
3. a kind of intelligence row based on Internet according to claim 2 guards crutch, which is characterized in that the intelligence is set
Standby (2) further include: the GPS positioning unit (25) being connect with microprocessor unit (21)；
When treated data are more than preset threshold, the microprocessor unit (21) adopts the GPS positioning unit (25)
The location information and warning information of collection are sent to monitoring service terminal by the SIM900A wireless transport module.
4. a kind of intelligence row based on Internet according to claim 3 guards crutch, which is characterized in that the GPS is fixed
Bit location (25) is VK2828U7G5LF module.
5. a kind of intelligence row based on Internet according to claim 1 guards crutch, which is characterized in that the interaction is single
First (23) include: function button, LED light and buzzer；
Respectively with the function button, LED light connects the microprocessor unit (21) with buzzer.
6. a kind of intelligence row based on Internet according to claim 1 guards crutch, which is characterized in that the micro process
Device unit (21) is STC12C5A60S2 single-chip microcontroller.
7. a kind of intelligence row based on Internet according to claim 1 guards crutch, which is characterized in that the acceleration
Acquisition unit (22) is ADXL345 acceleration transducer；
The three axis direction acceleration and threshold value phase that the microprocessor unit (21) acquires the ADXL345 acceleration transducer
Compare；When the data of at least one axis are more than threshold value, and reach preset duration, control the interactive unit (23) and sound an alarm
Information.
8. a kind of intelligence row based on Internet according to claim 1 guards crutch, which is characterized in that the power supply mould
Block (3) includes: rechargeable battery and charging module connected to it；
The charging module is equipped with following one or more:
MiniUSB type interface, MIcro usb interface, Type-c interface, 30pin interface and lightning interface.
9. a kind of intelligence row based on Internet guards crutch system, which is characterized in that including any one of such as claim 1-8 institute
The intelligence row monitoring crutch and monitoring client terminal stated；
The monitoring client terminal, for receiving the microprocessor unit (21) police that unit (24) is sent by wireless communication
It notifies breath.
10. a kind of intelligence row based on Internet according to claim 9 guards crutch system, which is characterized in that described
Client terminal is guarded, is also used to receive the microprocessor unit (21) location information that unit (24) is sent by wireless communication
And warning information；
The system also includes: monitoring service terminal；
The monitoring service terminal, for receive the microprocessor unit (21) by wireless communication unit (24) send determine
Position information and warning information, and the location information and warning information are transmitted to corresponding monitoring client terminal.
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