CN106377244A - Control system and control method of intelligent seat cushion - Google Patents
Control system and control method of intelligent seat cushion Download PDFInfo
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- CN106377244A CN106377244A CN201611039703.0A CN201611039703A CN106377244A CN 106377244 A CN106377244 A CN 106377244A CN 201611039703 A CN201611039703 A CN 201611039703A CN 106377244 A CN106377244 A CN 106377244A
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 230000001133 acceleration Effects 0.000 claims abstract description 30
- 238000004891 communication Methods 0.000 claims abstract description 23
- 238000012544 monitoring process Methods 0.000 claims abstract description 14
- 230000036387 respiratory rate Effects 0.000 claims abstract description 14
- 239000008280 blood Substances 0.000 claims description 6
- 210000004369 blood Anatomy 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 4
- 238000007405 data analysis Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 5
- 238000011160 research Methods 0.000 description 5
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- 238000005516 engineering process Methods 0.000 description 3
- 230000036541 health Effects 0.000 description 3
- 230000003862 health status Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000036772 blood pressure Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 208000000418 Premature Cardiac Complexes Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000747 cardiac effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 206010012601 diabetes mellitus Diseases 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
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- 235000008434 ginseng Nutrition 0.000 description 1
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- 210000000987 immune system Anatomy 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000010358 mechanical oscillation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 230000003287 optical effect Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/024—Detecting, measuring or recording pulse rate or heart rate
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C31/00—Details or accessories for chairs, beds, or the like, not provided for in other groups of this subclass, e.g. upholstery fasteners, mattress protectors, stretching devices for mattress nets
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/024—Detecting, measuring or recording pulse rate or heart rate
- A61B5/02405—Determining heart rate variability
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/08—Detecting, measuring or recording devices for evaluating the respiratory organs
- A61B5/0816—Measuring devices for examining respiratory frequency
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6887—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient mounted on external non-worn devices, e.g. non-medical devices
- A61B5/6892—Mats
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- Cardiology (AREA)
- Medical Informatics (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
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- Molecular Biology (AREA)
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- Animal Behavior & Ethology (AREA)
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- Public Health (AREA)
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- Pulmonology (AREA)
- Measuring And Recording Apparatus For Diagnosis (AREA)
Abstract
The invention discloses a control system of an intelligent seat cushion. The control system comprises multiple groups of acceleration sensors, a control box and an upper computer, wherein the control box internally comprises a main control module, a BLE (Bluetooth Low Energy) chip, a heart rate and respiratory rate monitoring module and a wireless communication module, and the BLE chip, the heart rate and respiratory rate monitoring module and the wireless communication module are connected with the main control module; the multiple groups of acceleration sensors are symmetrically arranged at two sides of the intelligent seat cushion and are connected with the control box through cables, and the cables are cured in the intelligent seat cushion; the control box is arranged on the back surface of the intelligent seat cushion and is in communication with the upper computer through the wireless communication module. The invention also discloses a control method of the intelligent seat cushion. The control method is characterized by comprising the following steps: carrying out real-time collection through the sensors and then carrying out computation and judgment through a built-in algorithm of the upper computer. According to the control device and the control method, disclosed by the invention, the physical condition and the sitting posture state of a user can be monitored in real time, the intelligent degree is high, and the user experience is better.
Description
Technical field
The present invention relates to Intelligent cushion field, particularly relate to a kind of control system of Intelligent cushion and its controlling party
Method.
Background technology
With the quick development of electronic technology, people require degree also more and more higher to intelligentized, and cushion is in reality
During use, because intelligence degree is relatively low, often function is also more single, and pressure sensing is mainly passed through in current application
Pressure signal is transferred to central processing unit to realize by device, and electrical equipment connects, signal connection is all very difficult with process, and is difficult to
Common access, is all difficult at aspects such as hardware, software, drivings, and cannot realize the flexible Application of equipment it is impossible to connect
Enter internet etc., that is, with Intelligent life the big epoch to facing, cushion does not still have any intelligence.
Therefore, the present inventor needs a kind of new technology of design badly to improve its problem.
Content of the invention
The present invention is intended to provide a kind of control system of Intelligent cushion and its control method, its intelligence degree is higher, can
To access internet, realize the flexible Application of equipment.
For solving above-mentioned technical problem, the technical scheme is that：
A kind of control system of Intelligent cushion, including：Multigroup acceleration transducer, control box and host computer, wherein said
Main control module and the bluetooth BLE chip, heart rate respiratory rate monitoring modular and the wireless communication module that are attached thereto is comprised in control box；
Wherein said multigroup acceleration transducer is symmetricly set on the both sides of Intelligent cushion and is connected by cable with described control box, line
Cable is solidified among described Intelligent cushion；Described control box is arranged on the back side of described Intelligent cushion, and passes through described channel radio
Letter module is communicated with described host computer.
Preferably, the circuit structure of described acceleration transducer include the first chip U1, resistance R1, resistance R2, resistance R3,
Resistance R4, electric capacity C1, electric capacity C2, electric capacity C3, one end of wherein said resistance R1 is connected with common voltage terminal, the other end with described
4th pin of the first chip U1 connects；One end of described resistance R2 is connected with common voltage terminal, the other end and described first chip
The octal of U1 connects；One end of described resistance R3 is connected with common voltage terminal, the other end and the 6th of described first chip U1
Pin connects；One end of described resistance R4 is connected with common voltage terminal, and the other end is connected with the 7th pin of described first chip U1；Institute
State the first chip U1 the first pin connect with described electric capacity C3 after access common ground end, its 14th pin and the 15th pin are respectively
It is connected with one end of described electric capacity C1 and described electric capacity C2, the other end of described electric capacity C1 and described electric capacity C2 accesses common ground
End.
Preferably, also include LED lamp circuit in described control box, described LED lamp circuit specifically includes FET Q1, sends out
Optical diode D1, resistance R4, resistance R5, resistance R6, wherein said resistance R4 one end is connected with common voltage terminal, the other end and institute
The positive pole stating light emitting diode D1 connects, and the negative pole of described light emitting diode D1 is connected with the drain electrode of described FET Q1, institute
The source electrode stating FET Q1 is connected with common ground end, and the grid of described FET Q1 is connected with described resistance R5, described
The other end of resistance R5 is connected with described main control module；Described resistance R6 one end is connected with described main control module, and the other end accesses
Common ground end.
Preferably, also include a memory circuitry being connected with described main control module, described memory circuitry specifically includes
Second chip U2, resistance R7, resistance R8, resistance R9, electric capacity C3, electric capacity C4, first pin of wherein said second chip U2 and institute
It is connected with common voltage terminal after stating resistance R7 series connection, its 5th pin is connected with common voltage terminal after being connected with described resistance R9, the
Six pin are connected with common voltage terminal with after resistance R8 series connection；3rd pin of described second chip U2, the 7th pin, octal respectively with
One end of described electric capacity C3 and described electric capacity C4 connects, and the other end of described electric capacity C3 and described electric capacity C4 is with common ground end even
Connect.
Preferably, it is additionally provided with electric power management circuit and battery module, wherein said electric power management circuit in described control box
It is connected with described battery module and described main control module respectively.
Preferably, the quantity of described acceleration transducer is 3 groups, is symmetrically arranged at the both sides of described Intelligent cushion.
Preferably, described wireless communication module is zigbee wireless communication module.
Preferably, described first chip U1 is LIS3DH chip, and described second chip U2 is M25PX80 chip.
A kind of control method of Intelligent cushion, comprises the steps:
S1：Obtain baseline values and send to main control module, wherein said baseline values include initial value and calibration number
Value；
S2：Real-time Collection pressure value and human body physical sign parameter simultaneously send to main control module, wherein said human body physical sign ginseng
Number includes heart rate, pump blood, often rich one of spacing value, respiratory rate, HRV or multiple；
S3：Main control module passes through wireless communication module will be supreme for the transmission of baseline values, pressure value and human body physical sign parameter
Position machine；
S4：Host computer carries out data analysis, and judges sitting posture state according to baseline values and pressure value, according to body
Levy parameter and judge condition.
Preferably, described step S1 specifically includes：
S11：Record Intelligent cushion is in the numerical value of the acceleration transducer under vacant seat state, as initial value；
S12：Apply pressure, the numerical value of record stress acceleration transducer to the centre position of Intelligent cushion, and this is counted
Value is as calibration figure.
Using technique scheme, the present invention at least includes following beneficial effect：
The control system of Intelligent cushion of the present invention and its control method, by being embedded multiple acceleration in cushion
Sensor, can be with the sitting posture state of real-time monitoring user；By heart rate respiratory rate monitoring modular, human body physical sign can be obtained in real time
Whether parameter, judge its health status.Host computer built-in algorithms, the information of acquisition intuitively can be shown to before user plane,
Health for user escorts, and Consumer's Experience is more preferable.I.e. the intelligence degree of this cushion is higher, can access internet, real
The flexible Application of existing equipment, has extensive market application foreground.
Brief description
Fig. 1 is the structural representation of Intelligent cushion of the present invention；
Fig. 2 is the schematic diagram of the control system of Intelligent cushion of the present invention；
Fig. 3 is the circuit structure schematic diagram of acceleration transducer of the present invention；
Fig. 4 is the circuit theory diagrams of LED lamp circuit of the present invention；
Fig. 5 is the circuit theory diagrams of memory circuitry of the present invention；
Fig. 6 is the circuit theory diagrams of main control module of the present invention；
Fig. 7 is the flow chart of the control method of Intelligent cushion of the present invention.
Wherein：1. Intelligent cushion, 2. acceleration transducer.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of not making creative work
Embodiment, broadly falls into the scope of protection of the invention.
Embodiment 1
As shown in Figures 1 to 6, for meeting a kind of control system of Intelligent cushion of the present invention, including：Multigroup acceleration passes
Sensor 2, control box and host computer, comprise main control module and the bluetooth BLE chip being attached thereto, heart rate in wherein said control box
Respiratory rate monitoring modular and wireless communication module；Wherein said multigroup acceleration transducer 2 is symmetricly set on the two of Intelligent cushion 1
Side is simultaneously connected by cable with described control box, and cable is solidified among described Intelligent cushion 1；Described control box is arranged on described
The back side of Intelligent cushion 1, and communicated with described host computer by described wireless communication module.
Preferably, as shown in figure 3, the circuit structure of described acceleration transducer 2 includes the first chip U1, resistance R1, electricity
Resistance R2, resistance R3, resistance R4, electric capacity C1, electric capacity C2, electric capacity C3, one end of wherein said resistance R1 is connected with common voltage terminal,
The other end is connected with the 4th pin of described first chip U1；One end of described resistance R2 is with common voltage terminal (M_V33, similarly hereinafter) even
Connect, the other end is connected with the octal of described first chip U1；One end of described resistance R3 is connected with common voltage terminal, the other end
It is connected with the 6th pin of described first chip U1；One end of described resistance R4 is connected with common voltage terminal, the other end and described the
7th pin of one chip U1 connects；First pin of described first chip U1 accesses common ground end after connecting with described electric capacity C3
(M_VSS, similarly hereinafter), its 14th pin and the 15th pin are connected with one end of described electric capacity C1 and described electric capacity C2 respectively, described
The other end of electric capacity C1 and described electric capacity C2 accesses common ground end.
Preferably, as shown in figure 4, also including LED lamp circuit in described control box, described LED lamp circuit specifically includes field
Effect pipe Q1, light emitting diode D1, resistance R4, resistance R5, resistance R6, wherein said resistance R4 one end is with common voltage terminal even
Connect, the other end is connected with the positive pole of described light emitting diode D1, the negative pole of described light emitting diode D1 and described FET Q1
Drain electrode connect, the source electrode of described FET Q1 is connected with common ground end, the grid of described FET Q1 and described electricity
Resistance R5 connects, and the other end of described resistance R5 is connected with described main control module；Described resistance R6 one end is with described main control module even
Connect, the other end accesses common ground end.
Preferably, also include a memory circuitry being connected with described main control module, as shown in figure 5, described memory is electric
Road specifically includes the second chip U2, resistance R7, resistance R8, resistance R9, electric capacity C3, electric capacity C4, wherein said second chip U2's
First pin is connected with common voltage terminal after being connected with described resistance R7, its 5th pin connect with described resistance R9 after with common electric voltage
End connects, and the 6th pin is connected with common voltage terminal with after resistance R8 series connection；3rd pin of described second chip U2, the 7th pin,
Octal is connected with one end of described electric capacity C3 and described electric capacity C4 respectively, the other end of described electric capacity C3 and described electric capacity C4 with public
Earth terminal connects altogether.
Preferably, it is additionally provided with electric power management circuit and battery module, wherein said electric power management circuit in described control box
It is connected with described battery module and described main control module respectively.
Preferably, the quantity of described acceleration transducer 2 is 3 groups, is symmetrically arranged at the two of described Intelligent cushion 1
Side.
Preferably, described wireless communication module is zigbee wireless communication module.
Preferably, described first chip U1 is LIS3DH chip, and described second chip U2 is M25PX80 chip.
Certainly the present embodiment also includes interface circuit, because it is the routine techniques means of those skilled in the art, so
Place repeats no more.
The present embodiment hardware employs based on bluetooth BLE chip, and acceleration transducer 2 combines Node.js front end language set
The mobile device upper computer software scheme closed, gathers the status information of body physiological data and equipment, intelligence by wireless senser
Monitoring and Controlling intelligent sensing chip can be changed, wherein bluetooth BLE chip is master control and bluetooth communication chip.
I.e. bluetooth communication part be integrated with main control module together, for coordinating host computer.Main control module adopts
It is 32 ARM Cortex M0 cores, the flash of 256kB on piece, the platform with respect to 8/16 has more preferably code density
With faster execution speed.Programmable peripheral hardware interconnects (Programmable Peripheral Interconnect, PPI) system
Provide the bus of 16 passages, make peripheral hardware can carry out direct and autonomous communication in the case of there is no MCU intervention.Should
Chip has two kinds of electric source modes-ON/OFF, and all system modules and peripheral hardware have independent power management, for controlling phase
Module is answered to be switched between RUN/IDLE state according to mission requirements.
Communication and main control module node device between, this module supports low-power consumption bluetooth (Bluetooth low
Energy) and bluetooth BLE4.1 communications protocol, output power range arrives between -20dBm in+4dBm, and stepping is 4dB.Superelevation
Sensitivity can receive information (depending on data rate) between -96 and -85dBm for the excursion.Under Bluetooth Low Energy pattern
Sensitivity be -92.5dB.
Acceleration transducer 2 is placed to the both sides of cushion, and 3 (as shown in Figure 1) is placed in every side, under timing acquiring cushion
Heavy change, and then the sitting posture situation of collector.Acceleration transducer 2 circuit board is that one is solid in process with cushion
Change, so shaping is more stable.
Wherein heart rate respiratory rate monitoring modular uses high reliability, high accuracy MEMS acceleration transducer, Ke Yijing
True monitor heart rate and respiratory rate, carry FE, the decimal computation that can process acceleration transducer signals in integrated MCU simultaneously
Mode., during beating, blood can flow down, one pressure down of generation and reaction force up for heart.This
Individual acceleration transducer can experience the mechanical oscillation that both power is brought to skin, by the software analysis to mechanical signal,
The situation of user's heartbeat aspect can be seen.
The control system of the Intelligent cushion 1 described in the present embodiment, by being embedded multiple acceleration transducers 2 in cushion,
Can be with the sitting posture state of real-time monitoring user；By heart rate respiratory rate monitoring modular, human body physical sign parameter can be obtained in real time, sentence
Whether its health status of breaking.Host computer built-in algorithms, the information of acquisition can intuitively be shown to before user plane, be user's
Health escorts, and Consumer's Experience is more preferable.I.e. the intelligence degree of this cushion is higher, can access internet, realize equipment
Flexible Application, has extensive market application foreground.
Embodiment 2
As shown in fig. 7, being a kind of control method of the control system based on the Intelligent cushion described in embodiment 1, including such as
Lower step:
S1：Obtain baseline values and send to main control module, wherein said baseline values include initial value and calibration number
Value；
S2：Gather pressure value and human body physical sign parameter and send to main control module, wherein said human body physical sign parameter bag
Include heart rate, pump blood, often win one of spacing value, respiratory rate, HRV or multiple；
S3：Main control module passes through wireless communication module will be supreme for the transmission of baseline values, pressure value and human body physical sign parameter
Position machine；
S4：Host computer carries out data analysis, and judges sitting posture state according to baseline values and pressure value, according to body
Levy parameter and judge condition.
Preferably, described step S1 specifically includes：
S11：Record Intelligent cushion is in the numerical value of the acceleration transducer under vacant seat state, as initial value；
S12：Apply certain pressure to the centre position of Intelligent cushion, record the numerical value of stress acceleration transducer, and
Using this numerical value as calibration figure.
Preferably, described step S4 specifically includes：The algorithm of chair sitting posture adopts difference arithmetic, when sitting posture is to the front, after
The calculating difference of the sensor of the calculating difference of face sensor/above；When sitting posture is to the left, calculating difference/left side of right side sensor
The calculating difference of face sensor；When sitting posture is to the right, the calculating difference of the calculating difference/right side sensor of left side sensor.
Citing：
Actual measurement sitting posture data cutout citing, following in (1) corresponding right side the top sensor, (2)-(6) are according to up time
Pin direction is corresponding in turn to different sensors：
(vacant numerical value)
(1) x=-0037z=+0070
(2) x=+0040z=+0092
(3) x=+0022z=+0022
(4) x=-0053z=+0038
(5) x=-0009z=+0002
(6) x=-0089z=+0069
(someone normally sit down numerical value)
(1) x=-0050z=+0163 difference root mean square numerical value=94
(2) x=+0022z=+0181 difference root mean square numerical value=91
(3) x=+0003z=+0060 difference root mean square numerical value=42
(4) x=-0045z=+0077 difference root mean square numerical value=39
(5) x=+0009z=+0102 difference root mean square numerical value=102
(6) x=-0070z=+0147 difference root mean square numerical value=80
(forward numerical value of sitting down)
(1) x=-0062z=+0184 difference root mean square numerical value=117
(2) x=+0013z=+0195 difference root mean square numerical value=106
(3) x=-0012z=+0032 difference root mean square numerical value=35
(4) x=-0033z=+0053 difference root mean square numerical value=25
(5) x=+0014z=+0106 difference root mean square numerical value=106
(6) x=-0059z=+0152 difference root mean square numerical value=88
(normal sitting position numerical value of sitting down to the left)
(1) x=-0052z=+0131 difference root mean square numerical value=63
(2) x=+0025z=+0185 difference root mean square numerical value=94
(3) x=+0008z=+0056 difference root mean square numerical value=37
(4) x=-0041z=+0083 difference root mean square numerical value=47
(5) x=-0003z=+0115 difference root mean square numerical value=113
(6) x=-0070z=+0179 difference root mean square numerical value=111
(normal sitting position numerical value of sitting down to the right)
(1) x=-0053z=+0210 difference root mean square numerical value=140
(2) x=+0018z=+0243 difference root mean square numerical value=152
(3) x=-0006z=+0048 difference root mean square numerical value=38
(4) x=-0045z=+0075 difference root mean square numerical value=37
(5) x=+0009z=+0081 difference root mean square numerical value=81
(6) x=-0068z=+0134 difference root mean square numerical value=68
Judge：
1st, vacant seat state data acquisition, as reference data
2nd, first judge whether that someone sits down, record is sat down numerical value, calculating difference root mean square numerical value, by (1)+(2)+(3)+
(4)+(5)+(6) total value judges as parameter, if>Certain value it is believed that taking down, if<Certain value is it is believed that vacant seat.
3 if take down, then judges whether forward sitting posture, and record is sat down numerical value, calculating difference root mean square numerical value,
The worthwhile parameter of making of (1)+(2)+(5)+(6)/(3)+(4) is judged, if>Certain value it is believed that be forward sitting posture (include left forward and
Right forward, but do not differentiate between), if<Certain value is it is believed that non-forward sitting posture.
If 4 is non-forward sitting posture, finally judge whether the sitting posture that keeps left or keep right, record numerical value of sitting down, calculating difference is equal
Root numerical value, the worthwhile parameter of making of (1)+(2)+(3)/(4)+(5)+(6) is judged, if>Certain value 1 it is believed that being seat of keeping right, if<
Certain value 2 it is believed that the seat that keeps left, if it is believed that being normal sitting position before certain value 1 and certain value 2.
By the research to human body physiological characteristics, medical personnel can learn the heart body situation of patient include heart rate,
Pump blood, the often rich index such as spacing value, respiratory rate, HRV.These indexs often disease such as heart disease with human body, digestion
Systemic disease, the health status such as immune system is closely bound up.For example：By the research to HRV, medical personnel is permissible
Know whether patient has the infection of wound, it is known that the sign of early diabetes；By to the research often winning interval, medical science people
Whether member is it is known that there is the probability of cardiac extra systole；By the research to respiratory rate, the gentle monitoring of blood pressure of combination, medical personnel
Sleep monitor and monitoring of respiration can be carried out to patient；By the research to pump blood value, medical personnel can decide whether height
The risk of blood pressure.
I.e. the present embodiment passes through sensor Real-time Collection, is then calculated by the built-in algorithm of host computer and judges,
Can find in time when abnormal occur and treat, intelligence degree is more with the health of real-time monitoring user and sitting posture state
Height, Consumer's Experience is more preferable.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention.
Multiple modifications to these embodiments will be apparent from for those skilled in the art, as defined herein
General Principle can be realized without departing from the spirit or scope of the present invention in other embodiments.Therefore, the present invention
It is not intended to be limited to the embodiments shown herein, and be to fit to and principles disclosed herein and features of novelty phase one
The scope the widest causing.
Claims (10)
1. a kind of control system of Intelligent cushion is it is characterised in that include：Multigroup acceleration transducer, control box and host computer,
Main control module and the bluetooth BLE chip being attached thereto, heart rate respiratory rate monitoring modular and wireless is comprised in wherein said control box
Communication module；Wherein said multigroup acceleration transducer is symmetricly set on the both sides of Intelligent cushion and passes through line with described control box
Cable connects, and cable is solidified among described Intelligent cushion；Described control box is arranged on the back side of described Intelligent cushion, and passes through institute
State wireless communication module to communicate with described host computer.
2. Intelligent cushion as claimed in claim 1 control system it is characterised in that：The circuit knot of described acceleration transducer
Structure includes the first chip U1, resistance R1, resistance R2, resistance R3, resistance R4, electric capacity C1, electric capacity C2, electric capacity C3, wherein said electricity
One end of resistance R1 is connected with common voltage terminal, and the other end is connected with the 4th pin of described first chip U1；The one of described resistance R2
End is connected with common voltage terminal, and the other end is connected with the octal of described first chip U1；One end of described resistance R3 with public
Voltage end connects, and the other end is connected with the 6th pin of described first chip U1；One end of described resistance R4 is with common voltage terminal even
Connect, the other end is connected with the 7th pin of described first chip U1；First pin of described first chip U1 is connected with described electric capacity C3
Access common ground end afterwards, its 14th pin and the 15th pin are connected with one end of described electric capacity C1 and described electric capacity C2 respectively,
The other end of described electric capacity C1 and described electric capacity C2 accesses common ground end.
3. Intelligent cushion as claimed in claim 1 or 2 control system it is characterised in that：LED is also included in described control box
Circuit for lamp, described LED lamp circuit specifically includes FET Q1, light emitting diode D1, resistance R4, resistance R5, resistance R6, wherein
Described resistance R4 one end is connected with common voltage terminal, and the other end is connected with the positive pole of described light emitting diode D1, and described luminous two
The negative pole of pole pipe D1 is connected with the drain electrode of described FET Q1, and the source electrode of described FET Q1 is connected with common ground end,
The grid of described FET Q1 is connected with described resistance R5, and the other end of described resistance R5 is connected with described main control module；Institute
State resistance R6 one end to be connected with described main control module, the other end accesses common ground end.
4. described Intelligent cushion as arbitrary in claim 1-3 control system it is characterised in that：Also include one and described master control
The memory circuitry that module connects, described memory circuitry specifically includes the second chip U2, resistance R7, resistance R8, resistance R9, electricity
Hold C3, electric capacity C4, first pin of wherein said second chip U2 is connected with common voltage terminal after being connected with described resistance R7, it the
Five pin are connected with common voltage terminal after being connected with described resistance R9, and the 6th pin is connected with common voltage terminal with after resistance R8 series connection；
3rd pin of described second chip U2, the 7th pin, octal are connected with one end of described electric capacity C3 and described electric capacity C4 respectively, institute
The other end stating electric capacity C3 and described electric capacity C4 is connected with common ground end.
5. described Intelligent cushion as arbitrary in claim 1-4 control system it is characterised in that：It is additionally provided with described control box
Electric power management circuit and battery module, wherein said electric power management circuit is connected with described battery module and described main control module respectively
Connect.
6. described Intelligent cushion as arbitrary in claim 1-5 control system it is characterised in that：Described acceleration transducer
Quantity is 3 groups, is symmetrically arranged at the both sides of described Intelligent cushion.
7. described Intelligent cushion as arbitrary in claim 1-6 control system it is characterised in that：Described wireless communication module is
Zigbee wireless communication module.
8. Intelligent cushion as claimed in claim 4 control system it is characterised in that：Described first chip U1 is LIS3DH core
Piece, described second chip U2 is M25PX80 chip.
9. a kind of control method of Intelligent cushion is it is characterised in that comprise the steps:
S1：Obtain baseline values and send to main control module, wherein said baseline values include initial value and calibration figure；
S2：Real-time Collection pressure value and human body physical sign parameter simultaneously send to main control module, wherein said human body physical sign parameter bag
Include heart rate, pump blood, often win one of spacing value, respiratory rate, HRV or multiple；
S3：Main control module is sent baseline values, pressure value and human body physical sign parameter to host computer by wireless communication module；
S4：Host computer carries out data analysis, and judges sitting posture state according to baseline values and pressure value, is joined according to human body physical sign
Number judges condition.
10. the control method of Intelligent cushion as claimed in claim 9 is it is characterised in that described step S1 specifically includes：
S11：Record Intelligent cushion is in the numerical value of the acceleration transducer under vacant seat state, as initial value；
S12：Apply pressure, the numerical value of record stress acceleration transducer to the centre position of Intelligent cushion, and this numerical value is made
For calibration figure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611039703.0A CN106377244A (en) | 2016-11-11 | 2016-11-11 | Control system and control method of intelligent seat cushion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611039703.0A CN106377244A (en) | 2016-11-11 | 2016-11-11 | Control system and control method of intelligent seat cushion |
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| CN106377244A true CN106377244A (en) | 2017-02-08 |
Family
ID=57957639
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611039703.0A Pending CN106377244A (en) | 2016-11-11 | 2016-11-11 | Control system and control method of intelligent seat cushion |
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| CN106647538A (en) * | 2017-02-13 | 2017-05-10 | 重庆第二师范学院 | Intelligent seat cushion monitoring system based on 433M wireless communication |
| CN106667127A (en) * | 2017-03-09 | 2017-05-17 | 苏州大学 | Intelligent cushion capable of correcting sitting posture |
| CN107595274A (en) * | 2017-09-27 | 2018-01-19 | 广州中科新知科技有限公司 | Back cushion based on HRV non-contact detection emotional stress |
| CN108703749A (en) * | 2018-05-03 | 2018-10-26 | 上海掌门科技有限公司 | A kind of Intelligent luminous system with human body interaction |
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