CN106600923A - Integrated bed and chair control system and method based on wireless communication - Google Patents
Integrated bed and chair control system and method based on wireless communication Download PDFInfo
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- CN106600923A CN106600923A CN201510684727.0A CN201510684727A CN106600923A CN 106600923 A CN106600923 A CN 106600923A CN 201510684727 A CN201510684727 A CN 201510684727A CN 106600923 A CN106600923 A CN 106600923A
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Abstract
The invention relates to the field of wireless communication control, and concretely discloses an integrated bed and chair control system and method based on wireless communication. The method comprises the following steps: acquiring docking requests inputted by users; according to the docking requests, a motor control unit controls a wheelchair to move according to a route planned in advance, and a docking output unit controls a wheelchair to complete docking of a bed body; a first wireless communication module sends control information to a second wireless communication module of a control subsystem at a bed body side; the second wireless communication module receives control information transmitted from the first wireless communication module; control information is parsed, and docking of the bed body and the wheelchair is completed by control of an automatic docking unit according to parsed control data information. Wireless communication technology is used, in order to realize wireless data transmission between the wheelchair side and the bed body side, and information transmission distance is improved.
Description
Technical field
The present invention relates to radio communication control technology field, it is more particularly to a kind of based on wireless telecommunications one
Body bed chair control system and method.
Background technology
Increasingly serious with social senilization's problem, all kinds of people with disabilitys and patient bedridden in long term are deposited in a large number
In simultaneously sustainable growth, make medical treatment and nursery work face unprecedented pressure, help the elderly the problem of helping the disabled just
It is increasingly becoming a great social problem.Based on the intelligent bed chair control system of bed chair integrated design,
Higher independent living ability can be provided for the elderly and the disabled, the work for reducing nursing staff is strong
Degree, for the quality of life for improving the elderly and the disabled, it is ensured that social sustainable and stable development has weight
The realistic meaning wanted.What existing intelligent integral bed chair control system was adopted is all wired data transfer.
Wire transmission has a data stabilization, the advantage of strong antijamming capability, but because by the way of wire transmission,
The information transfer distance between bed body and wheelchair between integral bed chair control system is limited, in appearance
Also seem not carefully and neatly done enough.
Based on this, it is necessary to design a kind of integral bed chair control system based on wireless telecommunications and method,
Using wireless communication technique, the wireless data transmission between wheelchair side and bed body side is realized, improve letter
Breath transmission range, reaches stable, effective real-time control.
The content of the invention
It is contemplated that overcoming existing integral bed chair control system technology because of the side using wire transmission
Formula, limits the information transfer distance between bed body and wheelchair between integral bed chair control system, outward
A kind of technological deficiency for also seeming not carefully and neatly done enough in sight, there is provided integral bed chair control based on wireless telecommunications
System and method processed, using wireless communication technique, realize the wireless data between wheelchair side and bed body side
Transmission, improves information transfer distance, reaches stable, effective real-time control.
For achieving the above object, the present invention is employed the following technical solutions：
On the one hand, the present invention provides a kind of integral bed chair control method based on wireless telecommunications, the party
Method includes step：
Docking acquisition request module obtains the docking request of user input；
Wheelchair docks control module according to the docking request, controls wheelchair by motor control unit and presses
According to the line-of-road movement of advance planning, complete to be docked with bed body by docking output unit and controlling wheelchair；
First wireless communication module sends the second wireless telecommunications of control information to bed body side control subsystem
Module；The control information includes equipment id information, control data information and stopping mark position；
Second wireless communication module receives the control information that the first wireless communication module sends；
Bed body docking control module parses the control information, and is led to according to the control data information of parsing
Cross automatic butt unit control bed body to complete to be docked with wheelchair.
In one embodiment, the method also includes step：
Second wireless communication module sends response message to the first nothing after the control information success is received
Line communication module；
First wireless communication module does not receive the sound of the second wireless communication module transmission in Preset Time
When answering information, control information is resend to the second wireless communication module.
In one embodiment, the method also includes step：
It is main equipment that first wireless communication module arranges wheelchair,
The sensor that control module is adopted is docked according to wheelchair, by corresponding communication interface and wheelchair pair
Connecing control module carries out information exchange；
It is, from equipment, to dock control module according to bed body and adopt that second wireless communication module arranges bed body
Sensor, control module is docked with bed body by corresponding communication interface carries out information exchange.One
In individual embodiment, first wireless communication module and second wireless communication module are with serial ports interruption
Mode receiving data.
In one embodiment, the bed body docking control module parses the control information, and according to solution
The control data information of analysis controls bed body and completes to be wrapped the step of docking with wheelchair by automatic butt unit
Include：
Judge that the equipment id information in the control information is not the bed body in bed body docking control module
During the docking corresponding device id of control module, give up the control information.
Yet another aspect, the present invention provides a kind of integral bed chair control system based on radio communication,
The system includes wheelchair side control subsystem and bed body side control subsystem, wherein：
Wheelchair side control subsystem include wheelchair docking control module, docking acquisition request module with
And first wireless communication module；
Bed body side control subsystem includes that bed body docks control module and the second wireless communication module；
The docking acquisition request module, the docking for obtaining user input is asked；
The wheelchair docks control module, for according to the docking request, by motor control unit
Control wheelchair is completed and bed according to the line-of-road movement of advance planning by docking output unit control wheelchair
The docking of body；
First wireless communication module, for sending control information to the of bed body side control subsystem
Two wireless communication modules；The control information includes equipment id information, control data information and stopping
Flag bit；
Second wireless communication module, for receiving the control information that the first wireless communication module sends；
The bed body docks control module, for parsing the control information, and according to the control of parsing
Data message controls bed body and completes to be docked with wheelchair by automatic butt unit.
In one embodiment, second wireless communication module is additionally operable to receiving the control information
Response message is sent after success to the first wireless communication module；
First wireless communication module, is additionally operable to not receive the second wireless telecommunications in Preset Time
During the response message that module sends, control information is resend to the second wireless communication module.
In one embodiment, it is main equipment that first wireless communication module arranges wheelchair,
The sensor that control module is adopted is docked according to wheelchair, by corresponding communication interface and wheelchair pair
Connecing control module carries out information exchange；
It is, from equipment, to dock control module according to bed body and adopt that second wireless communication module arranges bed body
Sensor, control module is docked with bed body by corresponding communication interface carries out information exchange.One
In individual embodiment, first wireless communication module and second wireless communication module are with serial ports interruption
Mode receiving data.
In one embodiment, the bed body docks control module, is additionally operable to judging the control letter
When equipment id information in breath is not bed body docking control module corresponding device id, give up the control
Information processed.
The beneficial effects of the present invention is：Using wireless communication technique, realize wheelchair side and bed body side it
Between wireless data transmission, improve information transfer distance.By the way of response message confirms, carry
The high reliability of message transmitting procedure data.Reception wirelessly transmitting data is responded in the way of interrupting,
Improve the real-time and reliability of system.The control information being wirelessly transferred includes equipment id information,
Effective transmission of " one master and multiple slaves " wireless local network data is realized by the matching to equipment id information.
Description of the drawings
Fig. 1 is the integral bed chair control system based on radio communication according to one embodiment of the invention
Applied environment schematic diagram；
Fig. 2 is the wheelchair side control subsystem hardware block diagram according to one embodiment of the invention；
Fig. 3 is the bed body side control subsystem hardware block diagram according to one embodiment of the invention；
Fig. 4 is to be controlled according to the integral bed chair based on radio communication of a preferred embodiment of the present invention
The high-level schematic functional block diagram of system；
Fig. 5 is to be controlled according to the integral bed chair based on radio communication of a preferred embodiment of the present invention
The schematic flow sheet of method.
Specific embodiment
In order that the objects, technical solutions and advantages of the present invention become more apparent, below in conjunction with accompanying drawing
And specific embodiment, the present invention will be described in further detail.It should be appreciated that described herein
Specific embodiment is not construed as limiting the invention only to explain the present invention.
With reference to Fig. 1, Fig. 1 is the integral bed chair based on radio communication according to one embodiment of the invention
Control system environment schematic.
In the present embodiment, integral bed chair 1 includes wheelchair side 01 and bed body side 02, based on channel radio
The integral bed chair control system of letter includes running on the He of wheelchair side control subsystem 10 of wheelchair side 01
Run on the bed body side control subsystem 20 of bed body side 02.
With reference to Fig. 2, Fig. 2 is the wheelchair side control subsystem hardware configuration according to one embodiment of the invention
Block diagram.
The control subsystem hardware components of wheelchair side 01 include：
First CPU：For completing the realization of wheelchair side various functions, what the present invention was provided
Wheelchair side control subsystem 10 is run in the first CPU, by the first CPU
With.Other hardware of the control system of wheelchair side 01 carry out information exchange.
Direction controlling input block：It is made up of electrical part rocking bar, four road signals of four direction can be carried out
Output, it is effective in synchronization only one of which signal.
Speed adjusts input block：It is made up of two-way digital switch, one is acceleration control, and one is
Slow down and control.Speed maximum gear is 5, minimum 1.Actual speed is by CPU according to shelves
Position calculates output.
Docking request input block：It is made up of digital switch all the way, is usually arranged as a request button,
CPU is complete by the cooperation of motor control unit and docking controlled output unit after switch triggering
Control is docked into wheelchair and bed body.
First wireless communication unit：Usually wireless communication module, including but not limited to WiFi module,
WiFi module often occurs in pairs, one piece as main equipment, another piece of conduct is from equipment.It is installed to wheel
Chair side is set to main equipment, is communicated with CPU by serial communication interface (SCI).
Docking controlled output unit：Module composition is docked by laser, for completing mating operation.
State- output unit：It is made up of LED, for output display state of charge and speed state.
Motor control output unit：It is made up of motor driving loop, mainly realizes the control to wheel chair motor
System output, completes the every operation control of wheelchair.
Direction controlling output unit：It is made up of direction steering wheel and its driving circuit, realizes that wheelchair is turned and control
System.
Electric cylinders controlled output unit：For controlling electric cylinders motion, electric cylinders realize the folding and stretching, extension of wheelchair
Control, wheelchair side needs altogether 3 tunnel electric cylinders, is respectively used to backrest control, bent lower limb control, handrail control.
When user will make wheelchair advance, retreat or turn, by pulling rocking bar, the first central authorities are processed
Unit can be rotated according to user's request controlled motor or direction steering wheel is turned to, and then it is dynamic to control wheelchair
Make.User also can adjust button and the speed that wheelchair is advanced is adjusted by speed.Terminating outdoor
After activity, such as user will be returned on sick bed, can press docking request button.System can be according to rule in advance
The route for pulling completes autonomous mating operation.Docking needs to be completed in certain scope, and such as wheelchair is sailed
From ward too far, then autonomous docking cannot be completed, it is alert while State- output unit can point out red light
Accusing distance transfinites, and now needs user to enter wheelchair manual drive to after in the certain scope in ward
Row automatic butt.
With reference to Fig. 3, Fig. 3 is the bed body side control subsystem hardware configuration according to one embodiment of the invention
Block diagram.
The control subsystem hardware configuration of bed body side 02 includes：
Second CPU, for completing the overall control of bed body, receives and processes automatic butt
The docking request of unit.
Charhing unit, there is provided the direct current electricity output of 24V all the way, charging current is not less than 2A, predominantly
Wheelchair internal battery charges.It is bed body side and wheelchair when bed body and wheelchair are under mated condition
Side powers.
Automatic butt unit, is made up of laser module and its peripheral circuit, with wheelchair side automatic butt list
Unit's matching work, completes automatic butt jointly.
Electric cylinders control unit is output unit, and for the electric cylinders of drive control bed body upset, bed body side sets
The electric cylinders output of meter two-way, is respectively used to stand up and inwardly stand up control above the waist.
Line traffic control input block can produce electric cylinders motion, automatic butt request signal, and its output signal will be by
Central control unit process, execution, line traffic control input block is effective after bed chair is separated, otherwise its function
There is provided by wheelchair control system.
Second wireless communication unit, is made up of radio receiving transmitting module, with the radio communication mold of wheelchair side first
Block sets up LAN, realizes short-range data transfer.Packet electric cylinders containing the bed body state of transmission,
Electric cylinders driving instruction etc..Electric cylinders status information data direction be bed body->Wheelchair；Electric cylinders driving instruction is passed
Defeated direction be wheelchair->Bed body.
Bed body side control subsystem completes overall control by the second CPU, receives and processes certainly
The docking request of dynamic docking unit.To ensure to work long hours, as long as after the docking of bed chair, charhing unit
Independently trickle charge is carried out to accumulator in wheelchair, till being full of.Simultaneously can be through radio communication
Complete to be continuously transmitted with the data of wheelchair side, packet side containing bed body electric cylinders control instruction, while user
Also electric cylinders can be controlled through line traffic control input block when bed chair is separated, both are referred to radio communication
The priority of order is height.
With reference to Fig. 4, Fig. 4 is the integration based on radio communication according to a preferred embodiment of the present invention
The high-level schematic functional block diagram of bed chair control system.
Integral bed chair control system based on radio communication includes running on the wheelchair side control of wheelchair side 01
Subsystem 10 and the bed body side control subsystem 20 for running on bed body side 02.
Wheelchair side control subsystem 10 includes wheelchair docking control module 101, docking acquisition request module
102 and first wireless communication module 103；
Bed body side control subsystem 20 includes that bed body docks the wireless communication module of control module 201 and second
202；
Docking acquisition request module 102, the docking for obtaining user input is asked；
Wheelchair docks control module 101, for according to docking request, by motor control unit control wheel
Chair completes right with bed body according to the line-of-road movement of advance planning by docking output unit control wheelchair
Connect；
First wireless communication module 103, for sending control information to bed body side control subsystem 20
Second wireless communication module；Control information includes equipment id information, control data information and stops mark
Will position；
Second wireless communication module 202, for receiving the control information that the first wireless communication module sends；
Bed body docks control module 201, for parsing control information, and according to the control data letter of parsing
Breath completes to be docked with wheelchair by automatic butt unit control bed body.
Wherein in one embodiment, the second wireless communication module 202 is additionally operable to receiving control information
Response message is sent after success to the first wireless communication module 103；First wireless communication module 103, also
During for the response message that the transmission of the second wireless communication module 202 is not received in Preset Time, weight
The new control information that sends is to the second wireless communication module 202.
Wherein in one embodiment, the first wireless communication module 103 is main equipment, according to wheelchair pair
The sensor situation of the employing of control module 101 is connect, by corresponding communication interface (such as USB interface
Or network interface) control module 101 is docked with wheelchair carry out information exchange；Second wireless communication module 202
It is, from equipment, the sensor that control module 201 is adopted to be docked according to bed body, is connect by corresponding communication
Mouth (such as USB interface or network interface) docks control module 201 with bed body carries out information exchange.Specifically
, the sensor for adopting can be laser distance scanning sensor etc..
Wherein in one embodiment, the first wireless communication module 103 and the second wireless communication module 202
The receiving data in the way of serial ports interrupts.
Wherein in one embodiment, bed body docking control module 201 is additionally operable to judging control letter
When equipment id information in breath is not the bed body docking 201 corresponding device id of control module, give up
The control information.
Specifically, the second nothing of the first wireless communication unit of the wheelchair side in the present embodiment and bed body side
Line communication unit is WIFI module.The first wireless communication unit that wireless access end is wheelchair side is determined
Justice is main equipment, and output signal is serial data signal.First CPU adopts DSP
(DSP28335 chips) as control core, the interrupt response that completes to be wirelessly input to, the parsing of data,
Wireless output signal data packing work and the scheduling of task.DSP28335 chips provide abundant piece
Upper resource, there is provided 1 road SCI serial inputs port, 4 road IO input channels are electric cylinders limit signal
Detection pin, for detecting whether electric cylinders run the position that reaches capacity.Wireless receiving end is bed body side
Second radio communication unit is after the wireless signal for receiving the transmission of the first wireless communication unit through WIFI
The serial line interface of module itself is connected with the serial line interface of DSP, the control information that real-time processing is received,
Compared with the controlled quentity controlled variable in control information by internal algorithm, realize the accurate of input and output amount
Control.Through the process of internal calculation process, wireless signal is processed into can represent PWM duty cycle
Control signal, by DSP internal registers set dutycycle PWM pulse width modulated waves.PWM believes
Number by specialty motor drive ic be connected with motor or electric cylinders, and then complete motor rotating forward, invert,
The various actions such as stretching, extension, the contraction of electric cylinders.
On the one hand in above process, DSP is as the processing core of wireless signal transmission, and for output
Unit is provided to drive and supported, output could support up 4 road PWM outputs, can be used for motor or electric cylinders
Device.For bed chair control control system altogether include two pieces of panels, be separately mounted to wheelchair side and
Bed body side, in embodiment, with the control end of bed body side as wireless access end, wheelchair side passes through WIFI
Module is connected automatically on focus, and upon establishment of a connection two ends regardless of principal and subordinate, will can carry out the phase of data
Mutual transparent transmission.
" master " in " one master and multiple slaves " refers to the main equipment in radio communication, correspondence the present embodiment
In wheelchair side, bed body side be " from ".Such as exist in same ward multiple beds occur it is " many
From " state, then can be same when wheelchair side sends wireless signal in valid wireless transmission range
When received by multiple bed body side joints, because the hardware layer of wireless module is not made that differentiation to signal,
Therefore the phenomenon of data corruption occurs, is to realize wheelchair one bed body of correspondence, the present invention is to nothing
Line transmission data is formulated on protocol level.
RFDC includes two processes, data receiver and data is activation.For the number for receiving
According to carrying out data parsing work.The data length being wirelessly transferred in the present embodiment is defined as 8 bytes,
Wherein the 1st byte is equipment id information, ID scopes 0x01～0x0F, i.e., maximum to support 15 from setting
It is standby.2nd byte to the 7th byte is control data information, and the 8th byte is stopping mark position.Send
Data write wireless module and send relief area by SCI, and data form is identical with form is received.With master
During equipment sending data, the 1st byte is equipment id information, is sent using the forms of broadcasting, in LAN
Whether each receiving after data by judging equipment id information from equipment is the id information of current device,
When id information is matched, the effective simultaneously processing data of data, when ID is mismatched data are given up.From equipment
The 1st byte is the ID from equipment when carrying out data is activation, and main equipment receives wireless data Hou Ke areas
Divide the data which is from equipment transmission.
In technical solution of the present invention implementation process, the wherein side of bed body side and wheelchair side can be set
Radio communication unit is operated in wireless access dot pattern, and opposite side is operated in wireless terminal pattern.Expanding
During exhibition LAN, the equipment for adding afterwards is disposed as wireless terminal pattern.
With reference to Fig. 5, Fig. 5 is the integration based on radio communication according to a preferred embodiment of the present invention
The schematic flow sheet of bed chair control method.
In the present embodiment, the integral bed chair control method based on radio communication includes step：
S10：Docking acquisition request module obtains the docking request of user input；
S20：Wheelchair docks control module according to the docking request, by motor control unit control wheel
Chair completes right with bed body according to the line-of-road movement of advance planning by docking output unit control wheelchair
Connect；
S30：It is second wireless to bed body side control subsystem that first wireless communication module sends control information
Communication module；The control information includes equipment id information, control data information and stopping mark position；
S40：Second wireless communication module receives the control information that the first wireless communication module sends；
S50：Bed body docking control module parses the control information, and according to the control data letter of parsing
Breath completes to be docked with wheelchair by automatic butt unit control bed body.
Further, the equipment id information during control module judges the control information is docked in bed body
When not being the corresponding device id of bed body docking control module, give up the control information.
In one embodiment, specifically, in addition to including above-mentioned steps S10 to S50, in step
Suddenly between S40 and step S50, the method also includes step：
S60：Second wireless communication module sends response message to the after the control information success is received
One wireless communication module；
S70：First wireless communication module does not receive the transmission of the second wireless communication module in Preset Time
Response message when, resend control information to the second wireless communication module.
In one embodiment, specifically, in addition to including above-mentioned steps S10 to S50, in step
Before rapid S10, the method also includes step：
S80：It is main equipment that first wireless communication module arranges wheelchair, docks control module according to wheelchair and adopts
Sensor, control module is docked with wheelchair by corresponding communication interface carries out information exchange；
S90：It is, from equipment, to dock control module according to bed body and adopt that second wireless communication module arranges bed body
Sensor, control module is docked with bed body by corresponding communication interface carries out information exchange.
It should be understood that step S80 and step S90 perform order in no particular order.The sensor can be
Laser distance scanning sensor etc., above-mentioned corresponding communication interface can be USB interface or network interface.
First wireless communication module and second wireless communication module receive number in the way of serial ports interruption
According to.
Specifically, the integral bed chair control method described in the present embodiment based on wireless telecommunications is based on
DSP/BIOS operating systems are realized.The process of realization is broadly divided into three parts：Interrupt processing function, data
Analytical function, execution function.
Interrupt processing function, the embodiment of the present invention adopts interrupt mode response receiving radio data, works as nothing
Line receiving terminal receive from the data at wireless transmission end when will triggering serial ports interrupt, by interrupt submit to letter
Number amount (semaphore be DSP/BIOS for internal task definition one be used for judge whether task performs
Mark, it will be appreciated that for a variable.As variable is equal to 1, if tasks carrying, then submit signal to
The process of amount can be regarded as to process that this variable assignments is 1.Before tasks carrying and it is finished
Afterwards 0) this variable is entered as again, and the process interrupted is completed in task 0.
Data analytical function is interrupt processing function, is called by task 0, completes the parsing of receiving data,
Again the assignment of output variable, set of state flag bit etc..
Perform function to be called by task 1, by the way that the reassignment to output variable is completed in task 0 simultaneously
New value according to each variable in task 1 carries out output control.
Wireless receiving end returns after receiving the data response data packet, notifies wireless transmission termination harvest
Work(, it is ensured that the effectiveness for sending each time, when transmitting terminal does not within a specified time receive response data,
Data re-transmitting is carried out at the appointed time, reports to the police and stop to send after continuous 5 failures.
The specific embodiment of present invention described above, does not constitute limiting the scope of the present invention.
The done various other corresponding change of any technology according to the present invention design and deformation, all should wrap
Containing within the scope of the invention as claimed.
Claims (10)
1. a kind of integral bed chair control method based on wireless telecommunications, it is characterised in that the method bag
Include step：
Docking acquisition request module obtains the docking request of user input；
Wheelchair docks control module according to the docking request, controls wheelchair by motor control unit and presses
According to the line-of-road movement of advance planning, complete to be docked with bed body by docking output unit and controlling wheelchair；
First wireless communication module sends the second wireless telecommunications of control information to bed body side control subsystem
Module；The control information includes equipment id information, control data information and stopping mark position；
Second wireless communication module receives the control information that the first wireless communication module sends；
Bed body docking control module parses the control information, and is led to according to the control data information of parsing
Cross automatic butt unit control bed body to complete to be docked with wheelchair.
2. the integral bed chair control method of radio communication, its feature are based on as claimed in claim 1
It is that the method also includes step：
Second wireless communication module sends response message to the first nothing after the control information success is received
Line communication module；
First wireless communication module does not receive the sound of the second wireless communication module transmission in Preset Time
When answering information, control information is resend to the second wireless communication module.
3. the integral bed chair control method of radio communication, its feature are based on as claimed in claim 1
It is that the method also includes step：
It is main equipment that first wireless communication module arranges wheelchair, docks control module according to wheelchair and adopts
Sensor, control module is docked with wheelchair by corresponding communication interface carries out information exchange；
It is, from equipment, to dock control module according to bed body and adopt that second wireless communication module arranges bed body
Sensor, control module is docked with bed body by corresponding communication interface carries out information exchange.
4. the integral bed chair control method of radio communication, its feature are based on as claimed in claim 1
It is that first wireless communication module and second wireless communication module are in the way of serial ports interruption
Receiving data.
5. the integral bed chair control method of radio communication, its feature are based on as claimed in claim 1
It is that the bed body docking control module parses the control information, and according to the control data of parsing
Information controls bed body and completes to include the step of docking with wheelchair by automatic butt unit：
Judge that the equipment id information in the control information is not the bed body in bed body docking control module
During the docking corresponding device id of control module, give up the control information.
6. a kind of integral bed chair control system based on radio communication, it is characterised in that the system bag
Wheelchair side control subsystem and bed body side control subsystem are included, wherein：
Wheelchair side control subsystem include wheelchair docking control module, docking acquisition request module with
And first wireless communication module；
Bed body side control subsystem includes that bed body docks control module and the second wireless communication module；
The docking acquisition request module, the docking for obtaining user input is asked；
The wheelchair docks control module, for according to the docking request, by motor control unit
Control wheelchair is completed and bed according to the line-of-road movement of advance planning by docking output unit control wheelchair
The docking of body；
First wireless communication module, for sending control information to the of bed body side control subsystem
Two wireless communication modules；The control information includes equipment id information, control data information and stopping
Flag bit；
Second wireless communication module, for receiving the control information that the first wireless communication module sends；
The bed body docks control module, for parsing the control information, and according to the control of parsing
Data message controls bed body and completes to be docked with wheelchair by automatic butt unit.
7. the integral bed chair control system of radio communication, its feature are based on as claimed in claim 6
It is,
Second wireless communication module, is additionally operable to send response after the control information success is received
Information is to the first wireless communication module；
First wireless communication module, is additionally operable to not receive the second wireless telecommunications in Preset Time
During the response message that module sends, control information is resend to the second wireless communication module.
8. the integral bed chair control system of radio communication, its feature are based on as claimed in claim 6
It is,
It is main equipment that first wireless communication module arranges wheelchair,
The sensor that control module is adopted is docked according to wheelchair, by corresponding communication interface and wheelchair pair
Connecing control module carries out information exchange；
It is, from equipment, to dock control module according to bed body and adopt that second wireless communication module arranges bed body
Sensor, control module is docked with bed body by corresponding communication interface carries out information exchange.
9. the integral bed chair control system of radio communication, its feature are based on as claimed in claim 6
It is that first wireless communication module and second wireless communication module are in the way of serial ports interruption
Receiving data.
10. the integral bed chair control system of radio communication is based on as claimed in claim 9, and it is special
Levy and be,
The bed body docks control module, is additionally operable to the device id letter in the control information is judged
When breath is not bed body docking control module corresponding device id, give up the control information.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110493334A (en) * | 2019-08-15 | 2019-11-22 | 山东新元易方科技有限公司 | Well irrigation bi-directional transfer of data processing system and method |
| CN110704357A (en) * | 2019-09-29 | 2020-01-17 | 歌尔股份有限公司 | Method and device for serial communication between master station and multiple slave stations |
| WO2020030136A1 (en) * | 2018-08-10 | 2020-02-13 | Care Automation Holdings Ltd. | Social & smart fleet management system for care giving |
| CN110810222A (en) * | 2019-11-08 | 2020-02-21 | 山东新元易方科技有限公司 | Intelligent monitoring control instrument and control method |
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| CN110810222B (en) * | 2019-11-08 | 2021-11-02 | 山东华特智慧科技有限公司 | Intelligent monitoring control instrument and control method |
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