CN105353672B - A kind of intelligent nursing system based on wireless sensor network - Google Patents
A kind of intelligent nursing system based on wireless sensor network Download PDFInfo
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- CN105353672B CN105353672B CN201510682216.5A CN201510682216A CN105353672B CN 105353672 B CN105353672 B CN 105353672B CN 201510682216 A CN201510682216 A CN 201510682216A CN 105353672 B CN105353672 B CN 105353672B
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0428—Safety, monitoring
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24024—Safety, surveillance
Abstract
The intelligent nursing system based on wireless sensor network that the invention discloses a kind of, each node is connected using ZigBee wireless sensor network and realizes wireless networking by the system, the connection of each functional module of realization system, and each functional module and detection unit are controlled by intelligent wireless network controller, distributed wireless intelligent control system is constituted, managing and controlling for whole network is responsible for by network coordinator and intelligent wireless network controller；The establishment of system is simple and direct, conveniently, it is at low cost, whole system is automated setting, easy to operate, utmostly mitigates the labor burden of nursing staff, to ease one's family burden.
Description
Technical field
The present invention relates to a kind of medical care system more particularly to a kind of intelligence shields based on wireless sensor network
Reason system.
Background technique
In recent years, develop with advances in technology, it is intelligent control technology, embedded technology, sensor network technique, wireless
The communication technology is widely applied among medical field, so that the operation of Medical Devices is more intelligent, such as intelligent medical is whole
End, they can detect user's physical condition, such as heartbeat, blood pressure, respiratory rate by particular sensor, it might even be possible to mention
For some health care opinions etc..These Medical Devices socially achieve social repercussion well, it can be seen that, in inciting somebody to action soon
Come, the intelligence of Medical Devices will be more universal.
The medical care bed medical auxiliary equipment important as one kind of hospital ward, no longer simply makes as hospital bed
With it also plays an important role in the treatment and nursing of patient.In recent years with the development of science and technology, especially informationization
The fast development of technology occurs by the nursing bed with certain intelligent functions of core of microcontroller, and gradually replaces
Traditional is medical care bed.The country has the multifunction nursing bed this kind of product of some manufacturers' releases at present, but these products are most
Insufficiency, class are lower, and stool and urine process could be completed by operating the certain human assistance operation of relatively cumbersome needs, intelligence
Change, humanization level are low, it is necessary to which having nursing staff on side, assistance could complete operation.Integral multifunctional is intelligent and uses nothing
The high-end nursing bed of line sensing technology, is currently blank.
Summary of the invention
Technology of Internet of things is used the technical problem to be solved in the present invention is to provide a kind of, is realized using intelligent control technology
Intelligentized multifunction nursing bed, each functional module of this bed is relatively independent, passes through wireless network connection with main control unit,
A system is formed by wireless sensor network, the intelligent nursing system of unified control and management is carried out by main control unit.
In order to solve the above-mentioned technical problems, the present invention provides a kind of intelligent nursing system based on wireless sensor network
Each node is connected using ZigBee wireless sensor network and realizes wireless networking by system, the system, realizes each function of system
The connection of energy module, and each functional module and detection unit are controlled by intelligent wireless network controller, constitute distribution
The wireless intelligent control system of formula is responsible for the management and control of whole network by network coordinator and intelligent wireless network controller
System；
Whole system uses starshaped net topology, and the Electronic control bedstead, is just at combined bed mattress clearly automatically
System, data collection system, central control system, intelligence sensor detection system, wireless sensor network care platform unit
It for terminal node, is directly communicated with network coordinator, and receives the management and work order of network coordinator, terminal node
The data of acquisition are sent to network coordinator, then send radio network controller, radio network controller to by network coordinator
Data are analyzed, are performed corresponding processing further according to analysis result；Terminal node includes wireless sensor network node, defeated
Control node, wireless communication module out；
The Electronic control bedstead, combined bed mattress, automatic toilet, data collection system, intelligence sensor detection system
System is communicated by bus interface with central control system, and the care platform unit of wireless sensor network passes through wireless sensor
Network is communicated, and the intelligence sensor detection system of each detection zone, the physiologic information for the patient that will test are distributed in
It is sent to central control system by Zigbee wireless sensor network, central control system analyzes the information detected
And processing, control instruction and control data are issued to corresponding control module according to the type of information and data parameters, by corresponding
Control module complete relevant processing task, while by the message at scene module notice monitor center and shield by wireless communication
Reason personnel, monitor center console will appear sound-light alarm and have what happens voice prompting report, and related personnel passes through
Intelligent terminal monitors the video pictures at scene in real time.
The wireless sensor network node is by sensor, signal conditioning circuit, AD analog-to-digital conversion, microcontroller, wireless
Communication unit, man-machine interface, power management module composition, the sensor respectively with signal conditioning circuit, AD analog-to-digital conversion, micro-
Controller, wireless communication unit, man-machine interface, power management module are connected.
The microcontroller uses SoC ZigBee single-chip microcontroller, and chip is internally integrated enhanced kernel in the single-chip microcontroller,
It is additionally provided with coprocessor, Universal Synchronous Asynchronous Receiver Transmitter, digital quantizer, timer and programmable I/O pin.
The output control node has the function of radio-frequency receiving-transmitting, is responsible for reception by radio network controller and passes through coordinator section
The control instruction that point is sent, and corresponding operation and control task are completed according to the requirement of instruction, it also can produce output control letter
Number, and the driving signal to match with the object of control is converted to by signal is controlled, to control controlled device.
The intelligent network controller is sent for various operational orders and by network controller, then by each terminal section
Point complete execute, detection sensor nodal test to data can also send back network controller, be network controlled device completion
Analysis and processing to data.
After the present invention uses the system, it has the advantage that:
The design uses wireless sensor networking technology, realizes the connection of each functional module of system, and pass through
Intelligent wireless network controller controls each functional module and detection unit, constitutes distributed intelligent wireless control system
System is not required to the connection of signal wire due to constructing system using wireless sensor network between each functional module and master controller
It just can be carried out communication, each module is relatively independent to be distributed in different regions, without line but can constitute a network each other
Carry out data communication, the establishment of system is simple and direct, conveniently, it is at low cost, whole system is automated setting, easy to operate, maximum journey
Degree mitigates the labor burden of nursing staff, to ease one's family burden.
Detailed description of the invention
Fig. 1 is that the present invention is based on the intelligent nursing system structure diagrams of wireless sensor network.
Fig. 2 is intelligent nursing system overview flow chart of the present invention.
Fig. 3 a is that the present invention is based on the nursing system topology diagrams of intelligent wireless sensor network.
Fig. 3 b is that the present invention is based on data acquisition node structure charts in the nursing system of intelligent wireless sensor network.
Fig. 3 c is that the present invention is based on control node structure chart is exported in the nursing system of intelligent wireless sensor network.
Fig. 3 d is that the present invention is based on intelligent network controller schematic diagrams in the nursing system of intelligent wireless sensor network.
Fig. 3 e is the functional block diagram of the wireless sensor network of intelligent nursing system buildup of the present invention.
Specific embodiment
The following describes the present invention in detail with reference to the accompanying drawings and specific embodiments, is not to be construed as to of the invention
Limitation；
According to Fig. 1-2, a kind of intelligent nursing system based on wireless sensor network, the system using ZigBee without
Each node is connected and realizes wireless networking by line sensor network, realizes the connection of each functional module of system, and pass through intelligence
Energy radio network controller controls each functional module and detection unit, constitutes distributed wireless intelligent control system,
Managing and controlling for whole network is responsible for by network coordinator and intelligent wireless network controller；
System is made of main control module and one group of sensing detection and functional control module, using " bus+wireless sensor network
The two-way digital communication modes of network " constitute a distributed intelligent control system.The Electronic control bedstead, Combined bed
Pad, automatic toilet, data collection system, intelligence sensor detection system are communicated by bus interface with central control system,
And the care platform unit of wireless sensor network is communicated by wireless sensor network, is distributed in each detection zone
Intelligence sensor detection system, the physiologic information for the patient that will test such as urinate wet information, excreta information by Zigbee without
Line sensor network is sent to central control system, and central control system is analyzed and handled to the information detected, according to
The type and data parameters of information issue control instruction and control data to corresponding control module, complete by corresponding control module
At relevant processing task, while by the message at scene, module notifies monitor center and nursing staff, monitoring by wireless communication
Central control board will appear sound-light alarm and have what happens voice prompting report, related personnel by intelligent terminal (or
Smart phone) live video pictures can be seen in real time, understand the present situation of patient.
As shown in Fig. 3 a, whole system use starshaped net topology, the Electronic control bedstead, combined bed mattress,
Automatic clear just system, data collection system, central control system, intelligence sensor detection system, the shield of wireless sensor network
Platform unit is terminal node, is directly communicated with network coordinator, and receives the management of network coordinator and work refers to
It enables, the data of terminal node acquisition are sent to network coordinator, then send radio network controller to by network coordinator, wirelessly
Network controller analyzes data, performs corresponding processing further according to analysis result；Terminal node includes wireless sensor
Network node, output control node, wireless communication module；
A certain task is executed if necessary to some module or completes a certain operation, and radio network controller can be assisted by network
Device is adjusted to send an instruction to corresponding module.If necessary to send message to long-range, radio network controller can pass through 3G/GPRS
Module sends message, the push button signalling of corresponding different demands to long-range intelligent terminal and monitor center, and console can issue language
Sound prompt, the indicator light of corresponding function also will do it flashing, household and caregiver allowed to know the demand of patient.
As shown in Fig. 3 b, the wireless sensor network node is by sensor, signal conditioning circuit, AD analog-to-digital conversion, micro-
Controller, wireless communication unit, man-machine interface, power management module composition, the sensor respectively with signal conditioning circuit, AD
Analog-to-digital conversion, microcontroller, wireless communication unit, man-machine interface, power management module are connected, and the microcontroller uses SoC
ZigBee single-chip microcontroller, chip is internally integrated enhanced kernel in the single-chip microcontroller, is additionally provided with coprocessor, Universal Synchronous Asynchronous is received
Send out device, digital quantizer, timer and programmable I/O pin.
As shown in Fig. 3 c, the function of exporting control node, which is mainly responsible for receiving, passes through coordination by radio network controller
Then the control instruction that device node is sent completes corresponding operation and control task according to the requirement of instruction, therefore exports control
Node mainly generates output control signal other than having the function of radio-frequency receiving-transmitting, and will control signal and be converted to and control
The driving signal that object matches, so that controlled device is controlled,
As shown in Fig. 3 d, the intelligent network controller is sent out for various operational orders and by network controller
Go, then by each terminal node complete execute, detection sensor nodal test to data can also send back network controller,
It is network controlled the analysis and processing of the complete paired data of device；Operator can issue control instruction by keyboard and remote controller key,
After main control unit receives control instruction, i.e., the control instruction is analyzed, can will be referred to according to command content main control unit
The terminal node for being sent to and completing the instruction is enabled, then relevant operation and task are completed by terminal node.If main control unit receives
The detection data that some detection node transmits is analyzed and is handled to the data, based on the analysis results will be with the data phase
Module is sent to remote terminal to the message of pass by wireless communication.
For the nursing system software based on intelligent wireless sensor network, as shown in Figure 1, system is by several functional modules
It constitutes, carries out the initialization of system first after system starting, the original state of each unit module is set, and then coordinator is wanted
Sensor network is established, network is added for each terminal node and is ready, completes master controller start-up operation after above-mentioned work
System, all task modules all execute under the scheduling of operating system, and each task is assigned with preferentially all in accordance with its importance
Grade, operating system dispatch at any time be in ready state under highest priority task execution, each task and certain
A specific event is corresponding, and after the corresponding event of some task generates, it will set ready state for the task, with
Back operation system will dispatch the task execution.
Sensor network functional module, Zigbee network mainly by Zigbee network coordinator, Zigbee network router,
Zigbee terminal node composition, can form three kinds of network topology structures of star-like, tree-shaped and reticular pattern.Network coordinator is entire
The center of network, its responsible function include establishing, maintain and managing network, distribution network address etc., it is possible to by network
Coordinator is considered " brain " of entire Zigbee network.Network router is mainly responsible for route discovery, message transmission, allows it
He is associated in network node by it.Terminal node is associated in network by coordinator or router, and terminal node is not
Other nodes are allowed to be associated in network by it.
Since the spatial dimension being related to is smaller, terminal node is not required to be sent directly to by router transfer the design
Coordinator, therefore star network topology is used, the data of terminal node acquisition are transmitted directly to network coordinator, the network coordination
Device will send radio network controller to by serial ports after tidal data recovering, carry out united analysis to data by radio network controller
And processing, and the operational order that user issues, it is transmitted directly to terminal node also by radio network controller, by terminal node
On microcontroller complete instruction control task.Fig. 3 e is the functional block diagram for the wireless sensor network that this system is set up.
Coordinator process module design, coordinator are the cores of wireless sensor network, it is responsible for entire sensor network
Foundation, management, and distribute network address to the terminal node that network is added, the operation of entire sensor network risen and determines to make
With.
Claims (2)
1. a kind of intelligent nursing system based on wireless sensor network, it is characterised in that: the system is wirelessly passed using ZigBee
Each node is connected and realizes wireless networking by sensor network, realizes the connection of each functional module of system, and pass through intelligent network
Network controller controls each functional module and detection unit, constitutes distributed wireless intelligent control system, is assisted by network
Device and intelligent network controller is adjusted to be responsible for managing and controlling for whole network；
Whole system uses starshaped net topology, and Electronic control bedstead, combined bed mattress, automatic just system, data are adopted clearly
Collecting system, central control system, intelligence sensor detection system, wireless sensor network care platform unit be terminal section
Point, is directly communicated with network coordinator, and receives the management and work order of network coordinator, the number of terminal node acquisition
Send intelligent network controller to according to being sent to network coordinator, then by network coordinator, intelligent network controller to data into
Row analysis is performed corresponding processing further according to analysis result；The terminal node includes wireless sensor network node, output control
Node processed, wireless communication module；
The Electronic control bedstead, combined bed mattress, automatic toilet, data collection system, intelligence sensor detection system are logical
Bus interface is crossed to communicate with central control system, and the care platform unit of wireless sensor network passes through wireless sensor network
It is communicated, is distributed in the intelligence sensor detection system of each detection zone, the physiologic information for the patient that will test passes through
Zigbee wireless sensor network is sent to central control system, and central control system is analyzed and located to the information detected
Reason issues control instruction and control data to corresponding control module according to the type of information and data parameters, by controlling accordingly
Molding block completes relevant processing task, while module notifies monitor center and caregiver by wireless communication by the message at scene
Member, monitor center console will appear sound-light alarm and have what happens voice prompting report, and related personnel passes through intelligence
Terminal monitors the video pictures at scene in real time；
The wireless sensor network node is by sensor, signal conditioning circuit, AD analog-to-digital conversion, microcontroller, wireless communication
Unit, man-machine interface, power management module composition, the sensor respectively with signal conditioning circuit, AD analog-to-digital conversion, microcontroller
Device, wireless communication unit, man-machine interface, power management module are connected；
The output control node has the function of radio-frequency receiving-transmitting, is responsible for receiving and be sent out by intelligent network controller by coordinator node
The control instruction sent, and corresponding operation and control task are completed according to the requirement of instruction, output control signal is generated, and will be defeated
Control signal is converted to the driving signal to match with the object of control out, to control controlled device；Intelligent network
Controller is sent for various operational orders and by intelligent network controller, then completes execution, inspection by each terminal node
Intelligent network controller can also be sent back by surveying the data that sensor node detects, by the complete paired data of intelligent network controller
Analysis and processing.
2. the intelligent nursing system according to claim 1 based on wireless sensor network, it is characterised in that: the micro-control
Device processed uses SoCZigBee single-chip microcontroller, and chip is internally integrated enhanced kernel in the single-chip microcontroller, is additionally provided with coprocessor, leads to
With synchronous asynchronous transceiver, digital quantizer, timer and programmable I/O pin.
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| CN107133612A (en) * | 2017-06-06 | 2017-09-05 | 河海大学常州校区 | Based on image procossing and the intelligent ward of speech recognition technology and its operation method |
| CN113596763A (en) * | 2018-07-22 | 2021-11-02 | 王铁军 | Multi-mode heterogeneous IOT network |
| CN112513949B (en) * | 2018-09-28 | 2022-11-29 | 松下知识产权经营株式会社 | Monitoring system and monitoring method |
| CN114900584A (en) * | 2022-04-29 | 2022-08-12 | 杭州易享优智能科技有限公司 | Intelligent voice cloud calling system for smart old people care |
| CN116634386A (en) * | 2023-05-09 | 2023-08-22 | 三亚宇航科技有限公司 | Block chain-based Internet of things communication system |
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| CN1907215A (en) * | 2006-08-06 | 2007-02-07 | 孔庆莹 | Integrated monitor system for full-automatic nursing sofa bed |
| US20110083271A1 (en) * | 2009-10-09 | 2011-04-14 | Bhai Aziz A | Head of bed angle mounting, calibration, and monitoring system |
| CN202652263U (en) * | 2012-01-20 | 2013-01-02 | 邓雪 | Embedded remote medical monitoring system based on wireless sensor network |
| DE112015000810T5 (en) * | 2014-02-14 | 2016-11-17 | Stryker Corporation | Communication method for patient handling devices |
| CN104503488A (en) * | 2014-12-26 | 2015-04-08 | 天津工业大学 | Internet of things based bed |
| CN104800019A (en) * | 2015-05-19 | 2015-07-29 | 京东方科技集团股份有限公司 | Nursing bed and control method thereof |
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Effective date of registration: 20190411 Address after: 225300 No. 3 Building, First Stage Standard Factory Building of Medical Device Park, North Yaocheng Avenue and West Huatuo Road, Hailing District, Taizhou City, Jiangsu Province Applicant after: Jiangsu Chengkang Medical Equipment Co., Ltd. Address before: 225300 G29 Blocks on the North Side of Tai Road and Xinyang Road, Chengkou, Taizhou City, Jiangsu Province Applicant before: SUZHOU TIANYVYASI MEDICAL EQUIPMENT CO., LTD. |
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