CN104994302B - A kind of swimming pool safety safeguards system based on RFID technique - Google Patents
A kind of swimming pool safety safeguards system based on RFID technique Download PDFInfo
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- CN104994302B CN104994302B CN201510429341.5A CN201510429341A CN104994302B CN 104994302 B CN104994302 B CN 104994302B CN 201510429341 A CN201510429341 A CN 201510429341A CN 104994302 B CN104994302 B CN 104994302B
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Abstract
A kind of swimming pool safety safeguards system based on RFID technique, it includes address coding that directional radio signals trigger, which has unique transceiver ID, LED event indicator light and miniature pinhole cameras, the transceiver ID,；Described address coding determines that swimmer is in the fixed coordinates position of swimming pool by logical calculated, meanwhile, when directional radio signals trigger is activated, its internal miniature pinhole cameras is installed, real-time imaging prison bat is carried out to its local field regions.A kind of swimming pool safety safeguards system based on RFID technique provided by the invention, applied in the anti-drowning prevention safety safeguards system based on RFID technique, the swimming-pool water bottom state of event area can be supervised by bank monitoring system and know real-time status image information.
Description
Technical field
The present invention relates to safeguard technology fields, more particularly, to a kind of swimming pool safety based on RFID technique
Safeguards system.
Background technology
Swimming is not only tradition but also a popular sports, and either adult or children every year can be with various shapes
The sports that formula participates in.In recent years natatorium children drowning incident is constantly showed, in recent years in some ratios for District of Shanghai
A lot of children's drowning incidents occurred in more regular natatorium, not only bring incomparable grief and operating unit to family
Transaction exposure.How child swimming safety is ensured, how to reinforce the security mechanism of natatorium is that a universal society is popular
Topic.
There are following key problems for current total solution and technology：
1, it is not suitable with the how intensive waters of people：For example, using underwater infrared acquisition and judging that the quiescent time of shelter sets
Meter is not suitable for the how intensive waters of people, is not suitable in high-volume personnel's synchronous integrated intelligent supervision；
2, rate of false alarm is high：The problem of due to alarm algorithm, SOS alarm signals rate of false alarm is high, causes live panic on good terms
It is humorous, the invisible pressure and fatigue strength for increasing lifeguard.Moreover, physical reactions mechanism when SOS events occur is excessively original and single
It adjusts, effectively cannot find and dispose in time；
3, alarm it is not distinct and be limited by real time with network PC/Server network：Currently existing technology, which mostly uses greatly, to be regarded
Frequency monitors or by means such as stroke image comparison algorithms, prior other than supervisor is easy visual fatigue and carelessness
It is to need to carry out the data acquisition and definition to swimmer individual in advance.Moreover, Image Acquisition and the knot for comparing and being calculated
Fruit is applied more complicated and must rely on and can be realized with network PC/Server and the online networking operation of CCTV monitoring systems in real time；
4, position judgment is inaccurate：By space multistory identification positioning for, currently have using RFID three-dimensionals Multi-point detection with
Identification technology algorithm is easy to be influenced by external factor and position excursion occurs, exist though can realize that rough position judges
Unstable insecure problem is positioned, is easy to mislead lifeguard's arrival errors present and lose best rescue time.Moreover, the party
Method uses 3 wireless exploration identification technologies, and technology is still immature and cost is high, and most importantly need to be on bank
Daylight installs at least three or more card reader arrangements additional（The 3 D stereos algorithm such as signal angle, intensity, time difference）, beautiful in addition to influencing
Other than sight, when because of the water surface and underwater environment and uncertain and more mixed and disorderly condition, label signal is had by the position of card reader interpretation
Larger error and error；
5, the swimming-pool water bottom state of event area can not be supervised by bank monitoring camera and knows real-time status
Image information.
In conclusion in view of the above defects of the prior art, the present invention proposes a kind of based on RFID technique
Swimming pool directional radio signals trigger is applied in the anti-drowning prevention safety safeguards system based on RFID technique, can be to event
The swimming-pool water bottom state in region is supervised by bank monitoring camera and knows real-time status image information.
Invention content
In order to solve above-mentioned main problem, the present invention proposes a kind of swimming pool safety safeguards system based on RFID technique.
Swimming pool safety safeguards system provided by the invention based on RFID technique, directional radio signals trigger have only
One transceiver ID, LED event indicator light and miniature pinhole cameras, the transceiver ID include address coding；Described address
Coding determines that swimmer is in the fixed coordinates position of swimming pool by logical calculated, meanwhile, when directional radio signals trigger
When being activated, its internal miniature pinhole cameras is installed, real-time imaging prison bat is carried out to its local field regions；
The directional radio signals trigger is several, and the directional radio signals trigger is arranged in swimming pool bottom；
The directional radio signals trigger set-up mode mutual with swimming pool bottom be：Pasting swimming pool bottom ceramic tile
When, spool and wire casing are embedded to underground in advance, after waiting for tile paste, the porcelain above the waterproof spool box of each embedded underground
Brick will be hollow, so as to the secondary embedded installation of its associated electronic device；When directional radio signals trigger apparatus is packed into underground
After in pipe box, fastened with the upper cover with glass lens；
The color light emitting diodes of LED seven show more according to the different event ID codes that reception is generated from RFID electronic tags
Kind of color and strobe effect, the directional radio signals trigger also have cpu logic control circuit, for according to receive come
Different LED light event colors are intuitively turned on and off from the different event code of RFID electronic label to remind and open
Or close pinhole cameras；
Multiple directional radio signals triggers are buried in swimming pool, when swimmer wears RFID electronic tags, multiple orientations
Wireless signal trigger can all receive the signal of RFID electronic label；Enter swimming pool when swimmer dresses RFID electronic tags,
One of swimming pool bottom recognition unit can be installed in be recognized, but system usually disregards normal safe thing
Part；When swimmer head enter it is underwater when, RFID electronic tags sensor will start to work, swimmer is apart from bottom of pond at that time
The distance of directional radio signals trigger is also most sensitive recently；When swimmer enters one with 4 directional radio signals
When formed one identification block of trigger, RFID electronic tags always in one of them or identification block it is several away from
It is most strong from nearest and signal；Signal strength is related with receive number and frequency, at that time nearest its of distance RFID electronic tags
In one or several directional radio signals triggers in a block signal receiving sensitivity it is most strong, will judge final essence
True position, and one or several directional radio signals trigger LED in a positioning block are opened according to event id type
Indicator light and unlatching pinhole cameras；If the head of swimmer is exposed the surface, the pressure of sensor and time will all be zeroed,
When it is secondary enter water when be again started up and with this cycle operation.
The above-mentioned swimming pool directional radio signals trigger based on RFID technique, wherein：Directional radio signals trigger
Including central processing element, driving power control circuit, relay input control circuit, level signal imput output circuit, LED
Seven color light emitting diodes, LED control circuit, light emitting diode light beam lens, 2.4G Wireless microwaves transmission circuit,
Wireless microwave antenna, wire/radio network communication data coffret, pinhole cameras component.
The above-mentioned swimming pool directional radio signals trigger based on RFID technique, wherein：All directional radio signals touch
Hair device takes the uniform equidistant placement of area grid, and several directional radio signals triggers are carried out data with concatenated bus mode
Line connects, and each directional radio signals trigger, which has, extends directional aerial interface outside 4, each antennal interface has independent ID
Address sub-code.
The above-mentioned swimming pool directional radio signals trigger based on RFID technique, wherein：Take area grid uniform etc.
Directional radio signals trigger away from arrangement, it is effective identification block that subrange, which is a square with 2M*2M or 3M*3M,
Each identification block shares 4 directional radio signals triggers as a recognition unit, each directional radio signals trigger
With unique ID identification codes, each identification code is as unique effective coordinate position in grid.
The present invention is applied to the anti-drowning prevention safety safeguards system based on RFID technique, the safe-guard system that the present invention forms
With high content of technology, integrated level is high, and high degree of automation and the quantity for reducing safety officer effectively reduce venue personnel cost
The characteristics of.This system information collection under complex environment is accurate and accurate positioning, and each unit module in system has only
Vertical autonomous intelligent decision and control characteristic are truly realized by easy, hommization scientific and technological management means to work as
Modern Internet of Things is the typical construction and application of the scientific and technological natatorium of modernization of core subject.
The maximum innovative value of the anti-drowning prevention safety safeguards system for the RFID technique that the present invention forms be it is safe and stable, can
It leans on, is accurate, is sensitive.The present invention uses RFID wireless radio-frequency combination grid type physical positioning theories, with a kind of safe and reliable
Ripe product technology solution more avoids and reduces personnel casualty accidents, therefore, this hair while reducing operation cost
It is bright that there is very high practicability and market popularization value,
Anti- drowning prevention safety safeguards system based on the RFID technique of the invention formed has the advantages that：
1, the judgement position drift phenomenon occurred because external environment influences is solved, environment and the influence of people are overcome,
Whenever can all realize that accurate positionin, error are no more than 2 square metres of ranges；
2, it solves the problems, such as that scene caused by the wrong report of SOS audible-visual annunciators is panic, is effectively relieved and reduces the tired of lifeguard
Labor sense and tensity.It is comfortable that natatorium is created with true, effective and accurate hommization supervision and antomatic soundless indicating mode
Using experience；
3, in the case of system and PC server-sides off line and suspension, a whole set of monitor system being capable of independent completion institute
There are intelligent decision and action to execute, breaks away from performance and realization of the system because of the various factors system for restricting function of PC server-sides.It is special
Most perfect condition is not reached in response speed and in terms of the response time；
4, when SOS events occur or when will occur, installation will be played with LED beam guidance device waterborne under water
Multiple events judgement classification is reminded and quickly exact position guides automatically.The combination of actions that different event signals passes through LED light
Pattern, different flash patterns, stroboscopic color simultaneously combine other as voice is automatically reminded to and opens sound-light alarm, trigger opens camera
Bottom of pond field condition is carried out to implement imaging monitoring etc., drives live lifeguard and surrounding population in the quiet harmony of a comparison
It arouses attention under environment and correct measure and method is taken to be found and sued and laboured in time；
5, directional radio signals transceiver takes buried installation by adhering, does not destroy before natatorium entirety visual environment is
It carries, to realize that system function realizes target；
6, it due to the originality of the design of this system, swimming pool bottom transformation is not done for existing natatorium installs this additional in advance and be
When system, only need to by directional radio signals transceiver with can flexibly assembled Custom Prosthesis plastic-wood floor organically combine, in swimming pool
Face is laid with the assembled plastic-wood floor containing directional radio signals transceiver, and do not destory the scene environment.Each plastic-wood floor connects
There are Quick lead and waterproof plug in the place of connecing, with fast and easy networking；
7, it is gimmick with the fixed omnidirectional's wireless signal transceiver in bank is installed at by wearable RFID electronic label
And the interaction that be combined with each other, the present invention are by natatorium is waterborne and all personnel of bank land carries out whole real-time monitoring
The real-time demographics of entire venue, timesharing shunting are automatically reminded to clock, wait for personnel's stand-by period automatic side such as inform outside the venue
Face provides intellectual analysis accurately and timely and push, realizes and reach the core requirement of wisdom natatorium；
8, in view of the extension of all-purpose card function, wearable RFID electronic label itself be embedded with NFC tags without
Line RF IC chip is opened changing room locker in combination with E-consumer and closely induction and is used together；
9, the swimming-pool water bottom state of event area can be supervised by bank monitoring camera and knows real-time status
Image information.
Description of the drawings
Fig. 1 is the scenario-frame signal of the swimming pool safety safeguards system based on RFID technique formed based on the present invention
Figure；
Fig. 2 shows that the swimming pool directional radio signals trigger provided by the invention based on RFID technique in Fig. 1 is real
Apply the structure chart of mode；
Fig. 3 shows the grid arrangement schematic diagram of the directional radio signals trigger in Fig. 2；
Fig. 4 shows the schematic diagram of spliced swimming pool bottom；
Fig. 5 shows the schematic diagram of complete spliced swimming pool bottom；
Fig. 6 shows the schematic diagram of the working condition of the safe-guard system of the present invention, i.e., when event id belongs to positive ordinary affair
When part, system and it will be in suspend mode stationary state with other warning devices of system interlink.
Fig. 7 shows the schematic diagram of the working condition of the safe-guard system of the present invention, i.e., when RFID electronic label is just being swum
Wireless signal transmitter A3 is crossed, judges current event for alert event.
Fig. 8 shows the schematic diagram of the working condition of the safe-guard system of the present invention, i.e., is connect by wireless speech/signal
Device voice reminder swimmer party is received, while the lifeguard on bank being reminded to pay close attention to.
Specific implementation mode
The present invention proposes a kind of swimming pool safety safeguards system based on RFID technique, is mounted on the several of swimming pool bottom
Directional radio signals trigger 2 can receive the event id of the generation of RFID electronic label 1, each directional radio signals trigger 2
With unique transceiver ID, the transceiver ID includes to include address coding, LED event indicator lights, miniature pinhole cameras.
Address coding determines that swimmer is in the fixed coordinates position of swimming pool by logical calculated, meanwhile, when orientation nothing
When line signal trigger 2 is activated, its internal miniature pinhole cameras is installed, real-time imaging is carried out to its local field regions
Prison is clapped.
Directional radio signals trigger 2 includes MCU（CPU）Central processing element, driving power control circuit, relay are defeated
Enter the color light emitting diode of control circuit, storage battery signal input and output circuit, LED seven, LED control circuit, light-emitting diodes
Pipe beam lens, 2.4G Wireless microwaves transmission circuit, Wireless microwave antenna, wire/radio network communication data coffret, needle
Hole CCD camera assembly.The different event ID generations that the color light emitting diodes of LED seven can be generated according to reception from RFID electronic label
Code shows multiple color and strobe effect and carries out implementation filming image to its target local site using pinhole cameras.Institute
Stating wireless signal transceiver 2 also has cpu logic control circuit, and the difference from RFID electronic label 1 is received for basis
Event code and be intuitively turned on and off that different LED lamplight event colors are reminded and pinhole cameras is turned on and off.
It how is described in detail below in swimming pool bottom laying directional radio signals trigger 2.Directional radio signals trigger 2
According to swimming pool site environment and condition to determine to take installation can be laid with as under type carries out bottom of pond.
The characteristics of specific laying method is that the related directional radio signals trigger 2 of positioning network organizing is in swimming pool
Spool waterproof spool box is embedded to swimming pool floor in advance when building capital construction, from the appearance global consistency and harmony are stronger
It is more attractive.Its method be by spool and wire casing when pasting swimming pool bottom ceramic tile, be embedded to underground in advance, wait for bottom ceramic tile
After stickup, the ceramic tile above the waterproof spool box of each embedded underground will be hollow, so as to secondary to its associated electronic device
Embedded installation.After directional radio signals trigger apparatus is packed into buried pipe box, the upper cover with glass lens is subject to
Fastening is locked, and so on be finally completed positioning network assembling all directional radio signals triggers 2 installation.This method can
It is transformed applied to newly-built natatorium or old shop, it is to reach fusion uniform by the way that pipe, line, box are embedded in ground in advance.
Generally speaking, directional radio signals trigger 2 itself has the setting of gain signal intensity and adjustment, to meet part
Effective identification and the range detection in region need.There is each detector each second to detect identification and reception 100 or more simultaneously
Electronic tag characteristic, each orientation detector have unique transceiver ID（Including address coding, LED, pinhole camera）, pass through
The uniform equidistant placement principle of area grid is taken, multiple underwater directing detectors are subjected to data line company with concatenated bus mode
It connects, and each directional radio signals trigger 2 has extension directional aerial interface outside 4, each antennal interface is with having independent ID
Location sub-code can flexibly select to carry out simultaneously partial detection networking according to site layout project environment and required precision.For every in grid
A directional radio signals trigger 2 is bound by Unique Device ID and the coordinate of current grid position, to reach to free movement
In wearable RFID electronic label be accurately positioned, the acquisition of automatic identification, event information, event-driven LED is highlighted carries
It wakes up, the Core Feature of pinhole camera filming image and other linkages.
In addition, take the directional radio signals trigger 2 of the uniform equidistant placement of area grid, subrange with 2M*2M or
3M*3M is that a square is effective identification block, each to identify that block shares 4 directional radio signals triggers 2 and is used as one
A recognition unit, each directional radio signals trigger 2 have unique ID identification codes, and each identification code is as unique in grid
Effective coordinate position.
Swimming pool directional radio signals trigger provided by the invention based on RFID technique is based on RFID skills for forming
The anti-drowning prevention safety safeguards system of art, the embodiment that the system is described in detail below.
Final goal effect is realized in the case of specific environment and different requirements in order to cope with the system, we will pass through
Embodiment is described, wherein in the accompanying drawings, similar label indicates similar component.
The safe-guard system includes RFID electronic label 1, and the RFID electronic label 1 has unique electronic tag ID
Physical code.The RFID electronic label 1 also has cpu logic control circuit, for carrying out the variation about time and pressure
Value carries out logic analysis judgement, determines event type, event id is distributed, then by associated core data transmission to swimming pool bottom
Directional radio signals initiator end.
RFID electronic label 1（Such as built-in pressure force transmitters）It is determined according to the hydraulic pressure of measurement with water time length is incorporated into
（It is determined by cpu logic control circuit）Event type（Event id）.For example, the hydraulic pressure measured when RFID electronic label 1 is less than the
When one threshold value and duration are less than first time, it is determined as normal event；When hydraulic pressure higher than first threshold and when continue between it is low
When first time, also it is determined as normal event；When hydraulic pressure is higher than first threshold and the duration is higher than first time, determine
For reminder events；When hydraulic pressure is higher than first threshold and the duration was higher than for the second time, it is determined as alert event；When hydraulic pressure height
When second threshold, also it is determined as alert event.
The operation principle of embedded hydraulic pressure pressure sensor is potential difference, i.e., working method is that bridge resistance difference is converted into pressing
Force value, and exported to cpu logic control circuit, lasting pressure value and lasting correspondence time relationship by IIC digital signals,
Different phase in time-continuing process carries out real-time event id generation by cpu control circuit, with reach final SOS alarms and
Reminding effect.
Multiple transceivers are buried in swimming pool, when swimmer wears RFID electronic label 1, multiple transceivers can all receive RFID
The signal of electronic tag 1.Enter swimming pool when swimmer dresses RFID electronic label 1, i.e., can be installed in swimming pool bottom wherein
One recognition unit is recognized, but system usually disregards normal security incident.When swimmer head enter it is underwater when,
1 sensor of RFID electronic label will start to work, and distance of the swimmer apart from bottom of pond directional radio signals trigger 2 is also at that time
It is most sensitive recently.When swimmer enters a recognition unit formed with 4 directional radio signals triggers 2,
1 federation of RFID electronic label is nearest with several distances in one of them or identification block and signal is most strong（Signal strength with connect
It is related with frequency to receive number）, at that time apart from RFID electronic label 1 recently one of or a block in several orientation nothings
The signal receiving sensitivity of line signal trigger 2 is most strong, will judge final exact position, and open one according to event id type
The unlatching of one or several directional radio signals trigger LED lights and pinhole cameras in a positioning block.If trip
When the head of swimmer is exposed the surface, the pressure of sensor and time all will zero, when it is secondary enter water when be again started up and followed with this
Ring works.
RFID electronic label 1 can be assemblied on swimming cap or swimming glasses（Article made to order）, or using the embedded RFID electricity of elastic bandage
The form set of subtab is worn over the form on head.When swimmer swims across a region in swimming pool, by determining for the pool area bottom
It detects and identifies to wireless signal trigger 2, it, all will be by the knowledge in the region for each into and through RFID electronic label
Other device detects identification, to realize that precise positioning, dynamic tracking, identification and SOS event informations acquire.
More specifically, when RFID electronic label 1 enters having for the directional radio signals trigger 2 in any one bottom of pond portion
When effect detection identification range, the electronic tag ID of RFID electronic label 1 will be identified and remembered by the directional radio signals trigger 2
Record.When the pressure force transmitters sensing hydraulic pressure that RFID electronic label 1 embeds, and hydraulic pressure data will be incorporated into water time length and pass through
Cpu logic control circuit generates different event ID types, and cpu logic control circuit carried out about the variation of time, pressure
Logic analysis judges, different type event is generated according to the result of judgement, gives different type event and assigns event id coding, and
Event code is sent to the directional radio signals trigger 2 in bottom of pond portion.Meanwhile for different type event, bottom of pond portion determines
The light of corresponding color can be sent out to the LED light of wireless signal 2.For example, for normal event, LED light can not worked or is shown as
Green, and pinhole cameras is not turned on；For reminder events（Such as swim into profundal zone, or dived under water and assumed 5 seconds）, LED light
It can show and be assumed to be yellow, and pinhole cameras is still not turned on；For alert event（Such as dived under water and assumed 10 seconds, prison
When the water pressure and Diving Time measured is more than peak value）, LED light can be shown in red, and can flicker, and pin hole images
Head will open and carry out real-time imaging shooting to love scene immediately.
With reference to figure 1, which further includes intelligent terminal central controller 4, and intelligent terminal central controller 4 is used
It is compiled in the electronic tag ID and event of the data of the directional radio signals trigger 2 of reception tank bottom, such as RFID electronic label 1
Code and pinhole cameras image etc..By having between intelligent terminal central controller 4 and bottom of pond directional radio signals trigger 2
Line mode connects, and wired mode is for example connected by RS485 buses and vision cable.
Information of 4 real-time reception of intelligent terminal central controller from underwater directing wireless signal trigger 2, and according to not
Which kind of judge to execute linkage action instruction with the information content itself, being attached thereto the state of equipment to reach fast driving linkage opens
It opens and closes.Preferably, intelligent terminal central controller 4 monitor in real time and is uploaded to integrated management, instruction issuing, data
Network PC/Server etc., after in the push for carrying out client data by network PC/Server, such as man-machine interface client center
Control, the push of electronic location map denotation, display terminal various information, day-to-day operations management, report form statistics and the cores such as summarize
Major function.
In a preferred embodiment, the safeguards system can also include wireless speech/signal projector 5 and wireless speech/
Signal receiver 6.Wireless speech/signal projector 5 with PC network server or PC management clients by connecting, and wireless language
Tone receiver will be synchronized in real time by wireless signal and receive the voice signal from voice transmission device, and by its voice signal
The loudspeaker connected by itself synchronizes voice broadcast service and SOS audio alerts.
In a preferred embodiment, which can also include：Vertical or hanging liquid crystal for showing information
Show terminal 13, the card sender 12 for signing and issuing RFID electronic label, the network management pc client 11 for managing card sender 12
[and Mobile portable formula hand-held set（X）], above-mentioned apparatus is connect by internal lan with intelligent terminal central controller 4.
In a preferred embodiment, which can also include network server 10, pass through router 14 and intelligence
Energy terminal central controller 4 connects so that can be with remote acquisition system status information.
The working method of the safe-guard system is described referring to Fig. 6-Fig. 8.
In figure 6, A1-A9 totally 9 directional radio signals triggers have been laid in swimming pool bottom（The ID of transceiver can also be set
Set respectively A1-A9）.Swimmer wears wear-type RFID electronic label, and RFID electronic label is sent out with bottom of pond directional radio signals
Wireless communication frequency between emitter is 2.4G Wireless microwaves.After swimmer head enters water, RFID electronic label monitors in real time
Hydraulic pressure physical parameter changing value of the swimmer head in the water surface once determines corresponding event type, by the type after judgement
Event id is sent, and when swimmer's trip is through bottom of pond directional radio signals trigger A1-A9, nearest wireless signal trigger will
It receives signal and by the RS485 bus transfers in crane span structure spool 30 to omnidirectional's wireless signal transceiver relaying 3, then is wirelessly transferred
（Wireless communication frequency is 433M and has wireless video signal transport protocol）To intelligent terminal central controller（Do not show in figure
Go out）.When event id belongs to normal event, system and suspend mode stationary state will be in other warning devices of system interlink.
In the figure 7, when RFID electronic label is just swimming across wireless signal transmitter A3, and judge current event for alert event
（SOS signal）When, the LED light of bottom of pond directional radio signals transmitter A3 is bright, while pinhole cameras is opened and to region scene
Carry out captured in real-time.Meanwhile according to event id, intelligent terminal central controller linkage 31 voice of audible-visual annunciator or SOS alarms
" there is dangerous situation in the waters A3 ".Eminence lifeguard is by warning light in the aforementioned ponds LED and refers to real-time imaging information and wireless speech
SOS broadcast alarms, pay close attention to drowning person, and take corresponding rescue measure in time immediately.
In fig. 8, swimming pool is divided into shallow water area and deepwater regions.When a child swimmer swims over to directional radio signals
When the transmitter positions A5, i.e. the critical part of shallow water area and deepwater regions, and detectd by the directional radio signals trigger in the region
Measure and be judged as that reminder events, wireless signal transmitter A5 send out hypothesis yellow light（Conventional alarm signal）, swimmer is reminded to work as
Thing people and eminence lifeguard concern.Preferably, the LED warning lamps of the bottom of pond directional radio signals trigger in Fig. 1 can be passed through
It is reminded, but it includes not starting pinhole cameras not start other linkages.When the child swimmer has crossed the border simultaneously
When swimming over to the wireless signal transmitter positions A7, i.e., the deepwater regions that child does not allow, then directional radio signals trigger is detectd
Measure and be judged as that higher level reminder events, wireless signal transmitter A7 send out feux rouges（Urgent alerting signal）And automatic opening
Pinhole cameras.Meanwhile according to event id, the broadcast of 31 acoustic vocal of intelligent terminal central controller united opening audible-visual annunciator
It prompts " child Zhang San asks speed to return to shallow water area ".Preferably, 6 language of wireless speech/signal receiver in Fig. 1 can be passed through
The lifeguard on bank is reminded to pay close attention to and take countermeasure while sound reminds swimmer party.
To sum up, in the present embodiment, a kind of swimming pool bottom " trigger " based on RFID technique is sat for grid
Cursor position point, and grid type equal proportion multiple spot distributing installation mode is taken, to reach swimming pool bottom part or complete all coverings.
It is configured adjustment by the signal received signal strength of signal transmitting gain intensity and trigger to electronic tag, is made every
A electronic tag and wireless signal trigger can ensure best topically effective range.For each into and through
Wearable RFID electronic label will all be carried out specifying information identification and acquisition by bottom of pond wireless signal trigger, and will acquisition
Information be sent to intelligent controller, then relevant information is sent to the ends server admin PC by intelligent controller, to realize essence
The central role that certainly position, dynamic tracking, identification and SOS event informations acquire.RFID electronic label is to be worn on trip
Sole electron sensing equipment on swimmer's body, RFID electronic label embed microsensor and perceive the variation of pressure physical quantity
When, it can carry out carrying out logic analysis judgement about the variation of time and pressure difference by the cpu logic control circuit of itself, be judged
Result will produce different type event signal and encode and combine the position ID codes of bottom of pond wireless signal trigger together by event
Signal emits simultaneously to intelligent controller end.When water-bed wireless signal trigger receives any wearable electronic RFID electronic label
When physics ID and different event encode, it is glittering to carry out seven-color LED pipe according to event code for bottom of pond wireless signal transceiver first
Real-time imaging shooting is carried out to target area to play warning and reminding effect and open pinhole cameras according to event class.Together
When, this information can be sent to central controller end in real time by bottom of pond wireless signal trigger, finally by center control carry out position,
The parsing and locking of identity, event type, and all intelligent switch action that system is pre-set is executed automatically.Weight of the present invention
Point is through the core technology and theory by means of RFID Internet of Things, emphasis strengthen to underwater target position, real-time imaging,
The precision of SOS events locks and automatic decision, and passes through the LED of bottom of pond wireless signal trigger and pinhole cameras and land
Intelligent controller link, system can be done according to SOS event types different-effect automated location guiding and classification remind,
Changed because acousto-optic reports the impatience that is discord brought by mistake with this, is changed simultaneously because the inaccurate of target location causes erroneous judgement to be rescued
It helps.In addition to this, because this system is full intellectualizing system security control, therefore 4 lifeguards are effectively reduced as 1 security official
It is horizontal to can reach the more intelligent security control of higher, it is ensured that the safety of swimmer effectively reduces natatorium personnel simultaneously and opens
Pin and cost.
Claims (4)
1. a kind of swimming pool safety safeguards system based on RFID technique, it is characterised in that：Directional radio signals trigger has
Unique transceiver ID, LED event indicator light and miniature pinhole cameras, the transceiver ID include address coding；Described address
Coding determines that swimmer is in the fixed coordinates position of swimming pool by logical calculated, meanwhile, when directional radio signals trigger
When being activated, its internal miniature pinhole cameras is installed, real-time imaging prison bat is carried out to its local field regions；
The directional radio signals trigger is several, and the directional radio signals trigger is arranged in swimming pool bottom；It is described
The directional radio signals trigger set-up mode mutual with swimming pool bottom be：When pasting swimming pool bottom ceramic tile, carry
Preceding that spool and wire casing are embedded to underground, after waiting for tile paste, the ceramic tile above the waterproof spool box of each embedded underground will
It is hollow, so as to the secondary embedded installation of its associated electronic device；When directional radio signals trigger apparatus is packed into buried pipe box
After interior, fastened with the upper cover with glass lens；
The color light emitting diodes of LED seven show multiple color according to the different event ID codes generated from RFID electronic label are received
And strobe effect, the directional radio signals trigger also have cpu logic control circuit, are received from RFID for basis
The different event code of electronic tag and be intuitively turned on and off different LED lamplight event colors and remind and be turned on and off needle
Hole camera；
Multiple directional radio signals triggers are buried in swimming pool, when swimmer wears RFID electronic label, multiple orientation wireless communications
Number trigger can all receive the signal of RFID electronic label；Enter swimming pool when swimmer dresses RFID electronic label, i.e., can be pacified
Mounted in one of swimming pool bottom, recognition unit is recognized, but system usually disregards normal security incident；Work as trip
When swimmer head enters underwater, RFID electronic label sensor will start to work, and swimmer orients wireless communication apart from bottom of pond at that time
The distance of number trigger is also most sensitive recently；When swimmer is formed into one with 4 directional radio signals triggers
One identification block when, RFID electronic label always with one of them or identification block in several distances recently and signal most
By force；Signal strength is related with receive number and frequency, at that time apart from RFID electronic label recently one of or a block
The signal receiving sensitivity of interior several directional radio signals triggers is most strong, will judge final exact position, and according to thing
Part ID types open one or several directional radio signals trigger LED lights in a positioning block and open pin hole
Camera；If the head of swimmer is exposed the surface, the pressure of sensor and time all will zero, when it is secondary enter water when open again
It moves and with this cycle operation.
2. the swimming pool safety safeguards system based on RFID technique as described in claim 1, it is characterised in that：Orient wireless communication
Number trigger includes central processing element, driving power control circuit, relay input control circuit, level signal input and output
The color light emitting diode of circuit, LED seven, LED control circuit, light emitting diode light beam lens, the transmitting-receiving of 2.4G Wireless microwaves
Circuit, Wireless microwave antenna, wire/radio network communication data coffret, pinhole cameras component.
3. the swimming pool safety safeguards system based on RFID technique as claimed in claim 2, it is characterised in that：All orientation nothings
Line signal trigger takes the uniform equidistant placement of area grid, by several directional radio signals triggers with concatenated bus mode
Data line connection is carried out, each directional radio signals trigger, which has, extends directional aerial interface outside 4, each antennal interface has
Independent ID address sub-code.
4. the swimming pool safety safeguards system based on RFID technique as claimed in claim 3, it is characterised in that：Take regional network
The directional radio signals trigger of the uniform equidistant placement of lattice, it is effectively to know that subrange, which is a square with 2M*2M or 3M*3M,
Other block, it is each to identify that block shares 4 directional radio signals triggers as a recognition unit, each directional radio signals
Trigger has unique ID identification codes, and each identification code is as unique effective coordinate position in grid.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510429341.5A CN104994302B (en) | 2015-07-21 | 2015-07-21 | A kind of swimming pool safety safeguards system based on RFID technique |
| PCT/CN2016/075661 WO2016141859A1 (en) | 2015-03-06 | 2016-03-04 | Anti-drowning system, method and swimming pool, and construction method and reconstruction method of swimming pool |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510429341.5A CN104994302B (en) | 2015-07-21 | 2015-07-21 | A kind of swimming pool safety safeguards system based on RFID technique |
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| CN104994302A CN104994302A (en) | 2015-10-21 |
| CN104994302B true CN104994302B (en) | 2018-09-21 |
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| CN201510429341.5A Active CN104994302B (en) | 2015-03-06 | 2015-07-21 | A kind of swimming pool safety safeguards system based on RFID technique |
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| WO2016141859A1 (en) * | 2015-03-06 | 2016-09-15 | 马科峰 | Anti-drowning system, method and swimming pool, and construction method and reconstruction method of swimming pool |
| CN106646066A (en) * | 2017-01-22 | 2017-05-10 | 珠海众能科技发展有限公司 | RFID label performance testing camera obscura |
| CN106948622A (en) * | 2017-03-21 | 2017-07-14 | 上海纪烨物联网科技有限公司 | Anti- drowned system, anti-drowned swimming pool and anti-drowned method, teaching method |
| CN107808260A (en) * | 2017-11-23 | 2018-03-16 | 珠海意凡电子有限公司 | A kind of swimming place and hall intellectualizing system |
| CN107995683B (en) * | 2017-12-13 | 2021-01-26 | 北京小米移动软件有限公司 | Positioning system, indoor positioning method, server, and storage medium |
| CN108259837A (en) * | 2018-03-16 | 2018-07-06 | 李良杰 | Water surface safety monitor |
| CN108806193A (en) * | 2018-06-07 | 2018-11-13 | 浙江锂特安能源科技有限公司 | Waters security monitoring and alarm system |
| CA3058956A1 (en) * | 2018-10-18 | 2020-04-18 | Evan DAVIS | System and method for automatic indication of contact center status using an illumination device |
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