CN105476618B - A kind of wrist Arm-cuff device and blood pressure measuring method - Google Patents
A kind of wrist Arm-cuff device and blood pressure measuring method Download PDFInfo
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- CN105476618B CN105476618B CN201410479002.3A CN201410479002A CN105476618B CN 105476618 B CN105476618 B CN 105476618B CN 201410479002 A CN201410479002 A CN 201410479002A CN 105476618 B CN105476618 B CN 105476618B
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Abstract
The invention discloses a kind of wrist Arm-cuff device and blood pressure measuring methods, the wrist Arm-cuff device includes the wrist of connection wrist strap or cuff, armband air-path interface, with the wrist, the pressure sensor of armband air-path interface connection, the microcontroller being connect with the pressure sensor, the air pump control circuit being connect respectively with the microcontroller, solenoid valve control circuit and display screen, the beneficial effects of the practice of the present invention is, wrist strap or armband share wrist, armband air-path interface, judged that user is to measure blood pressure by wrist strap or measure blood pressure by armband at this time by microcontroller, and corresponding process of measurement is performed according to judging result, therefore user can select the measurement method liked self to measure blood pressure, multi-purpose content is achieved the effect that.
Description
Technical field
The present invention relates to a kind of electronic sphygmomanometers, are surveyed more specifically to a kind of wrist Arm-cuff device and blood pressure
Amount method.
Background technology
With the increase of people's living standards continue to improve and aging ratio, the self health consciousness of people is gradual
Enhancing, Arm-cuff device and Wrist-cuff device have obtained universal application, and it is convenient that Wrist-cuff device measures, but
Because of pulse harderization of the elderly, measure the blood pressure come and have certain error, therefore be comparatively not well suited for the elderly
Use, although and Arm-cuff device measures accurate, need exposed upper arm when measuring, when use is not very convenient.
Invention content
The technical problem to be solved in the present invention is, for the drawbacks described above of the prior art, provides a kind of bracket formula electronics
Sphygmomanometer and blood pressure measuring method.
The technical solution adopted by the present invention to solve the technical problems is：A kind of wrist Arm-cuff device is constructed, including
Connect the wrist of wrist strap or cuff, armband air-path interface, the pressure sensor being connect with the wrist, armband air-path interface, with it is described
The microcontroller of pressure sensor connection, the air pump control circuit being connect respectively with the microcontroller, solenoid valve control circuit
And display screen, wherein：
The air pump control circuit is used for when the microcontroller receives open signal, is sent out according to the microcontroller
The the first drive signal driving air pump gone out works to be inflated；
The pressure sensor is used in gas replenishment process, is detected the pressure signal of wrist strap or armband and is sent to described micro-
The pressure signal is converted to atmospheric pressure value by controller, the microcontroller；
The microcontroller is for recording inflationtime, and measured atmospheric pressure value in preset inflationtime is big
Wrist process of measurement is performed when preset air pressure threshold value, otherwise performs arm-type process of measurement, and the microcontroller according to
Measured atmospheric pressure value in entire gas replenishment process is converted into pressure value according to arm-type process of measurement or wrist process of measurement and is shown
Show on the display screen；
The solenoid valve control circuit is used for after blood pressure measurement, the second driving sent out according to the microcontroller
Signal drive magnetic valve works to deflate.
In above-mentioned wrist Arm-cuff device, the wrist Arm-cuff device further includes the electricity with the microcontroller
Source connects, for the power module powered to the microcontroller.
In above-mentioned wrist Arm-cuff device, the wrist Arm-cuff device is further included to be connect with the microcontroller
For storing the memory storage unit of measured each time pressure value.
In above-mentioned wrist Arm-cuff device, the wrist Arm-cuff device is further included to be connect with the microcontroller
Multiple buttons.
In above-mentioned wrist Arm-cuff device, the multiple button includes switch key, memory button and setting and presses
Key.
In above-mentioned wrist Arm-cuff device, the wrist Arm-cuff device is further included to be connect with the microcontroller
For voice broadcast pressure value voice module and/or for after blood pressure has been measured carry out voice prompt buzzer.
In above-mentioned wrist Arm-cuff device, the voice module includes the speech chip being connect with the microcontroller
And the loud speaker being connect with the speech chip.
In above-mentioned wrist Arm-cuff device, the air pump control circuit include sequentially connected first switch unit and
Second switch unit, the second switch unit are connect with the air pump, and the first switch unit and second switch unit are equal
For when the microcontroller is opened, first drive signal that sends out according to the microcontroller it is in the conduction state with
The air pump work is driven to be inflated armband or cuff.
In above-mentioned wrist Arm-cuff device, the solenoid valve control circuit includes third switch unit, the third
Switch unit is connect with the solenoid valve, and for after blood pressure measurement, described the sent out according to the microcontroller
Two driving signal is in the conduction state the electromagnetic valve work to be driven to deflate.
A kind of blood pressure measuring method is also provided, described method includes following steps：
Microcontroller sends out the first drive signal and gives air pump control circuit, the air pump control after open signal is received
Circuit drives air pump processed works to be inflated；
In gas replenishment process, pressure sensor detection wrist strap or the current pressure signal of armband simultaneously send the microcontroller to
The pressure signal is converted to atmospheric pressure value by device, the microcontroller；
Microcontroller records inflationtime, while is recorded in atmospheric pressure value measured in preset inflationtime, if
Wrist process of measurement and will be in entire gas replenishment process according to wrist process of measurement is performed during more than preset air pressure threshold value
Measured atmospheric pressure value is converted to pressure value and shows on a display screen, otherwise performs arm-type process of measurement and according to arm-type measurement journey
Measured atmospheric pressure value in entire gas replenishment process is converted to pressure value and shown on a display screen by sequence；
After blood pressure measurement, microcontroller sends out the second drive signal to solenoid valve control circuit, the solenoid valve
Control circuit drive magnetic valve works to deflate.
Implement the wrist Arm-cuff device and blood pressure measuring method of the present invention, have the advantages that：Wrist strap or arm
Band shares wrist, armband air-path interface, is judged that user is to measure blood pressure by wrist strap or pass through at this time by microcontroller
Armband measures blood pressure, and performs corresponding process of measurement, therefore user can select the measurement liked self according to judging result
Mode measures blood pressure, has achieved the effect that multi-purpose content.
Description of the drawings
Below in conjunction with accompanying drawings and embodiments, the invention will be further described, in attached drawing：
Fig. 1 is the principle schematic of wrist Arm-cuff device embodiment of the present invention；
Fig. 2 is the circuit diagram of wrist Arm-cuff device embodiment of the present invention；
Fig. 3 is the flow diagram of microcontroller judgement selection wrist of the present invention or arm-type process of measurement；
Fig. 4 is the structure diagram of wrist Arm-cuff device of the present invention；
Fig. 5 is the structure diagram that wrist strap is connected in Fig. 4；
Fig. 6 is the structure diagram of linking arm band in Fig. 4.
Specific embodiment
For a clearer understanding of the technical characteristics, objects and effects of the present invention, now control attached drawing is described in detail
The specific embodiment of the present invention.
As shown in Figure 1, be the principle schematic of wrist Arm-cuff device embodiment of the present invention, the bracket formula electronic blood pressure
Meter includes and wrist, armband air-path interface 10, pressure sensor 20, microcontroller 30, air pump control circuit 40, solenoid valve control electricity
Road 50 and display screen 60.Wherein：Wrist, armband air-path interface 10 can be with external wrist strap or armband, the signals of pressure sensor 20
Input terminal is connect with wrist, armband air-path interface 10, the signal output end of pressure sensor 20 and the first signal of microcontroller 30
Input port group connects, the first signal output port group and second signal output port group of microcontroller 30 respectively with air pump control
Circuit 40 and solenoid valve control circuit 50 processed are correspondingly connected with, while microcontroller 30 and display screen 60 connect.
When microcontroller 30 receives open signal, i.e., using the wrist Arm-cuff device when, microcontroller 30 can be sent out
Go out the first drive signal and give air pump control circuit, air pump to be driven to work, i.e., to connection wrist, armband air-path interface 10 wrist strap or
Person's armband is inflated.Pressure sensor 10 is used in gas replenishment process, detects wrist strap or the pressure signal and biography of armband in real time
Microcontroller 30 is given, the pressure signal received is amplified processing by microcontroller 30, and is converted into atmospheric pressure value.
Particularly, microcontroller 30 is additionally operable to record inflationtime, and detects the gas in preset inflationtime
Pressure value if the atmospheric pressure value is more than preset air pressure threshold value, illustrates that the wrist of user's selection measures, i.e., wrist, armband gas circuit connect
10 connection of mouth is wrist strap, and microcontroller 30 performs wrist process of measurement at this time, and microcontroller 30 is according to wrist process of measurement
Measured atmospheric pressure value in entire gas replenishment process is converted to pressure value in real time to show on the display screen 60.If presetting
Inflationtime in the atmospheric pressure value that detects no more than preset air pressure threshold value, illustrate user's selection is arm-type measurement,
And measured atmospheric pressure value in entire gas replenishment process is converted to pressure value by microcontroller 30 in real time according to arm-type process of measurement
On the display screen 60, in the present embodiment, wrist strap process of measurement and armband process of measurement have been stored in advance in microcontroller for display
In 30, wherein：It is the prior art to calculate pressure value by wrist strap process of measurement and armband process of measurement, and details are not described herein.
After blood pressure measurement, microcontroller 60 sends out the second drive signal to solenoid valve control circuit 50, solenoid valve
Control circuit drive magnetic valve works, i.e., deflates to the wrist strap or armband of connection wrist, armband air-path interface 10.
The wrist Arm-cuff device is further included to be connect with the power end of above-mentioned microcontroller 30, for for microcontroller 30
The power module 70 of power supply.Preferably, which, which further includes, connect with microcontroller 30 and for storing often
It the memory storage unit 80 of primary measured pressure value and is connect with the second signal input port group of microcontroller 30
Multiple buttons, in the present embodiment, multiple buttons mainly include switch key K1, memory button K2 and setting button K3, switch
Button K1 is for being turned on and off the wrist Arm-cuff device, i.e., after switch key K1 is pressed, switch key is in " ON "
During state, microcontroller 30 is opened；Memory button K2 is used for the former measured pressure value for storing memory storage unit 80
Display is on a display screen so that user consults；Setting button K3 then can be used for adjusting current date, such as certain year is in such a month, and on such a day.It should
Wrist Arm-cuff device further include connect with the third signal output port group of microcontroller 30 for voice prompt it is current
The voice module 90 of user's pressure value and/or the buzzer 91 for carrying out voice prompt after blood pressure has been measured.Wherein, voice
Module 90 includes the speech chip 901 that is connect with the third signal output port group of microcontroller 30 and is connect with speech chip
Loud speaker 902.
As shown in Fig. 2, in the present embodiment, microcontroller 30 can be real by common microcontroller, such as 51 series monolithics
Existing, this is not restricted, it is to be understood that the above-mentioned signal input port group of microcontroller 30 (is inputted including the first signal
Port set and second signal input port group) and signal output port group (including first, second, and third signal output port
Group) include one or more corresponding I/O ports, as shown in the figure, the first signal output port group includes an I/O port,
Above-mentioned air pump control circuit 40 includes the sequentially connected first switch unit 401 and second in the I/O ports with microcontroller 30
Switch unit 402, second switch unit 402 are connect with air pump 403, and first switch unit 401 and second switch unit 402 are used
In when microcontroller 30 is opened, the first drive signal for sending out according to microcontroller 30 is in the conduction state to drive air pump work
Oppose connection wrist, armband air-path interface 10 armband or cuff be inflated.Specifically, first switch unit 401 includes resistance
R28 and NPN type triode Q1, second switch unit 402 include resistance R21, resistance R22 and PNP type triode Q3 and two poles
Pipe D1, capacitance C22 and resistance R101, wherein：One end of resistance R28 is connect with the I/O ports of microcontroller 30, the other end and three
The base stage connection of pole pipe Q1, the one end of the collector of triode Q1 respectively with one end of resistance R21 and resistance R22 are connect, resistance
The other end of R21 is connect with the emitter of triode Q3, and the other end of resistance R22 is connect with the base stage of triode Q3, diode
D1 and capacitance C22 is connected in the both ends of air pump 403 in parallel respectively.First drive signal is high level signal, at switch key
When " ON " state, microcontroller 30 is opened, microcontroller 30 by corresponding I/O ports export a high level signal, three
Pole pipe Q1 is connected, and then triode Q3 is also switched on, and air pump is driven to be inflated at this time, because the electric current of air pump is larger, so needing to use
Two triodes are driven to increase driving current.
As shown in the figure, the second signal output port group of microcontroller 30 also includes an I/O port, above-mentioned solenoid valve control
Circuit 50 processed includes the third switch unit 501 being connect with the I/O ports of microcontroller 30, third switch unit 501 and electricity
Magnet valve 502 connects, and for after blood pressure measurement, the second drive signal sent out according to microcontroller 30 to be on shape
State is deflated with the work of drive magnetic valve 502, and specifically, third switch unit 501 includes resistance R23 and NPN type triode
The Q2 and diode D2 being connected in parallel and capacitance C23, the second drive signal are also high level signal, are terminated in blood pressure measurement
Afterwards, microcontroller 30 by corresponding I/O ports export a high level signal, triode Q2 conducting, solenoid valve 502 work with
It deflates to the armband or cuff of connection wrist, armband air-path interface 10.
Specifically, the second signal input port group of above-mentioned microcontroller 30 include three I/O ports, switch key K1,
Memory ammonium key K2 and setting button K3 are correspondingly connected with respectively with these three I/O ports.In the present embodiment, memory storage unit 80
It is preferably realized by memory storage chip L24C08, as shown in Fig. 2, microcontroller 30 is also to be passed through respectively by two I/O ports
Resistance R5 and R6 are connected to memory storage chip.The third signal output port group of microcontroller 30 also includes two I/O ports,
The two I/O ports are connect with buzzer 91 by resistance R13 and resistance R12 or believed with the audio of speech chip 901 respectively
The connection of number input terminal, the audio signal output end of speech chip 901 are connect with loud speaker 902, by the speech chip 901 with raise
The voice module 90 that sound device 902 forms can be after blood pressure have been measured each time, voice broadcast pressure value, eye more convenient in this way
The not so good old man of eyeball uses.
The present invention also provides a kind of blood pressure measuring methods, based on above-mentioned wrist Arm-cuff device, have done in detail
It introduces, details are not described herein, and this method includes：
After open signal is received, microcontroller sends out the first drive signal and gives air pump control circuit, gas microcontroller
Pump control circuit driving air pump works to be inflated；
In gas replenishment process, pressure sensor detection wrist strap or the current pressure signal of armband simultaneously send microcontroller to,
Pressure signal is converted to atmospheric pressure value by microcontroller；
Microcontroller records inflationtime, while is recorded in atmospheric pressure value measured in preset inflationtime, if
Arm-type process of measurement is performed during more than preset air pressure threshold values and will be in entire gas replenishment process according to arm-type process of measurement
Measured atmospheric pressure value is converted to pressure value and shows on a display screen, otherwise performs wrist process of measurement and measures journey according to wrist
Measured atmospheric pressure value in entire gas replenishment process is converted to pressure value and shown on a display screen by sequence；
After blood pressure measurement, microcontroller sends out the second drive signal to solenoid valve control circuit, solenoid valve control
Circuit drives electromagnetic valve work is to deflate.
Wherein, in the present embodiment, preset inflationtime is preferably 3 seconds, and preset blood pressure thresholds are preferred
For 20mmHg, above-mentioned microcontroller judgement selection wrist or arm-type process of measurement flow chart are as shown in figure 3, will be understood
It is that these numerical value are intended merely to better illustrate the operation principle of the present invention, and but it is not limited to this, can also take other numerical value,
As long as can be used for judge wrist, arm-type air-path interface connection be wrist strap or armband.
As shown in figure 4, it is the structure diagram of wrist Arm-cuff device of the present invention, including host 1, wrist strap 2 and armband
3, the side of host 1 is equipped with wrist, armband air-path interface 10, further included on host 1 switch key K1, memory button K2, setting by
Key K3 and display screen 60, wherein：Wrist strap 2 or armband 3 are connect by wrist, armband air-path interface 10 with host 1, it is possible to understand that
It is that 1 inside of host includes 30 grade circuits (not shown) of microcontroller.When using the wrist Arm-cuff device, if user
Want to measure blood pressure by wrist strap, then can wrist strap be directly connected to wrist, on armband air-path interface 10, as shown in figure 5, main body at this time
Microcontroller in 1 can according to fig. 3 in method judges that wrist, armband air-path interface 10 at this time connect is wrist strap, so as to select
Wrist strap measurement is selected, and the pressure value measured is shown on the display screen 60.User if one want to armband measure blood pressure, then can be straight
Connect and armband be connected to wrist, on armband air-path interface 10, as shown in fig. 6, at this time the microcontroller in main body 1 can according to fig. 3 in
Method judges that wrist at this time, armband air-path interface 10 connect is armband, so as to which armband be selected to measure, and the blood pressure that will be measured
Value display is on the display screen 60.
Therefore, implement wrist Arm-cuff device of the present invention, wrist strap or armband share wrist, armband air-path interface, by micro-
Controller is judged that user is to measure blood pressure by wrist strap or measure blood pressure, and hold according to judging result by armband at this time
The corresponding process of measurement of row, therefore user can select the measurement method liked self to measure blood pressure, reach multi-purpose content
Effect.
The embodiment of the present invention is described above in conjunction with attached drawing, but the invention is not limited in above-mentioned specific
Embodiment, above-mentioned specific embodiment is only schematical rather than restricted, those of ordinary skill in the art
Under the enlightenment of the present invention, present inventive concept and scope of the claimed protection are not being departed from, can also made very much
Form, these are belonged within the protection of the present invention.
Claims (8)
1. a kind of wrist Arm-cuff device, which is characterized in that including connection wrist strap or the wrist of cuff, armband air-path interface, with
The wrist, armband air-path interface connection pressure sensor, connect with the pressure sensor microcontroller, respectively with it is described
Air pump control circuit, solenoid valve control circuit and the display screen of microcontroller connection, wherein：
The air pump control circuit is used for when the microcontroller receives open signal, is sent out according to the microcontroller
First drive signal driving air pump works to be inflated；
The pressure sensor is used in gas replenishment process, is detected the pressure signal of wrist strap or armband and is sent the microcontroller to
The pressure signal is converted to atmospheric pressure value by device, the microcontroller；
The microcontroller is for recording inflationtime, and measured atmospheric pressure value in preset inflationtime is more than in advance
Wrist process of measurement is performed during the air pressure threshold value first set, otherwise performs arm-type process of measurement, and the microcontroller is according to arm
Formula process of measurement or wrist process of measurement by measured atmospheric pressure value in entire gas replenishment process be converted to pressure value and including
On the display screen；
The solenoid valve control circuit is used for after blood pressure measurement, the second drive signal sent out according to the microcontroller
Drive magnetic valve works to deflate；
The air pump control circuit includes sequentially connected first switch unit and second switch unit, the second switch unit
It is connect with the air pump, the first switch unit and second switch unit are used to when the microcontroller is opened, foundation
First drive signal that the microcontroller is sent out is in the conduction state the air pump to be driven to work to armband or cuff
It is inflated；
First switch unit include resistance R28 and NPN type triode Q1, second switch unit include resistance R21, resistance R22 and
PNP type triode Q3 and diode D1, capacitance C22 and resistance R101：One end of resistance R28 and the I/O ends of microcontroller 30
Mouthful connection, the other end connect with the base stage of NPN type triode Q1, the collector of NPN type triode Q1 respectively with resistance R21 one
End is connected with one end of resistance R22, and the other end of resistance R21 is connect with the emitter of PNP type triode Q3, and resistance R22's is another
One end is connect with the base stage of PNP type triode Q3, and diode D1 and capacitance C22 are connected in the both ends of air pump in parallel respectively.
2. wrist Arm-cuff device according to claim 1, which is characterized in that the wrist Arm-cuff device also wraps
It includes and is connect with the power end of the microcontroller, for the power module powered to the microcontroller.
3. wrist Arm-cuff device according to claim 1, which is characterized in that the wrist Arm-cuff device also wraps
Include the memory storage unit of the pressure value measured each time for storage being connect with the microcontroller.
4. wrist Arm-cuff device according to claim 1, which is characterized in that the wrist Arm-cuff device also wraps
Include the multiple buttons being connect with the microcontroller.
5. wrist Arm-cuff device according to claim 4, which is characterized in that the multiple button includes switch and presses
Key, memory button and setting button.
6. wrist Arm-cuff device according to claim 1, which is characterized in that the wrist Arm-cuff device also wraps
Include connect with the microcontroller for the voice module of voice broadcast pressure value and/or for being carried out after blood pressure has been measured
The buzzer of voice prompt.
7. wrist Arm-cuff device according to claim 6, which is characterized in that the voice module include with it is described micro-
The speech chip of controller connection and the loud speaker being connect with the speech chip.
8. wrist Arm-cuff device according to claim 1, which is characterized in that the solenoid valve control circuit includes the
Three switch units, the third switch unit are connect with the solenoid valve, and are used for after blood pressure measurement, according to described micro-
Second drive signal that controller is sent out is in the conduction state the electromagnetic valve work to be driven to deflate.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410479002.3A CN105476618B (en) | 2014-09-18 | 2014-09-18 | A kind of wrist Arm-cuff device and blood pressure measuring method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410479002.3A CN105476618B (en) | 2014-09-18 | 2014-09-18 | A kind of wrist Arm-cuff device and blood pressure measuring method |
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| CN105476618A CN105476618A (en) | 2016-04-13 |
| CN105476618B true CN105476618B (en) | 2018-06-15 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105943008A (en) * | 2016-03-28 | 2016-09-21 | 上海夏先机电科技发展有限公司 | Portable blood pressure detection apparatus and method thereof for measuring blood pressure |
| CN105943001A (en) * | 2016-05-19 | 2016-09-21 | 广州市康亦健医疗设备有限公司 | Arm-type electronic manometer |
| KR101889926B1 (en) * | 2016-05-25 | 2018-08-21 | 대요메디(주) | Blood pressure measurement apparatus and Method for Blood pressure measurement using the same |
| CN105832319A (en) * | 2016-05-27 | 2016-08-10 | 常州市盈顺电子有限公司 | Voice type blood pressure measuring instrument |
| CN113180626B (en) * | 2021-06-03 | 2023-05-02 | 深圳源动创新科技有限公司 | Blood pressure detection assembly and sphygmomanometer |
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| CN105476618A (en) | 2016-04-13 |
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