CN207384261U - A kind of portable blood sugar monitor for being based on Android phone - Google Patents

Abstract

The utility model discloses a kind of portable blood sugar monitor based on Android phone, including power regulator module, sensor assembly, bluetooth module, LCD MODULE, micro controller module composition；It is characterized in that：Voltage Voltage stabilizing module is connected with sensor assembly, and sensor assembly is connected again with the input terminal of micro controller module, and the output terminal of micro controller module is connected with LCD MODULE and bluetooth module, and bluetooth module interconnects again with Android phone.The utility model has the advantages that：The detection of blood sugar concentration can be carried out to patient or even normal person in real time, physical health issues are played with huge effect, and the utility model works are small, the degree of modularity is high, peripheral circuit is simple, economical and practical, measured data is accurate, has good market value, it is convenient for carrying and uses, have a good application prospect.

Description

A kind of portable blood sugar monitor for being based on Android phone

Technical field

The utility model is related to a kind of blood sugar monitoring instruments, and the portable of Android phone is based on more particularly to a kind of Formula blood sugar monitoring instrument.

Background technology

Diabetes (DM) are a kind of global chronic diseases for endangering human health, and the whole world has 100,012,000 at present Diabetic, the domestic disease population size is also more than 40,000,000 people.Nowadays with the improvement of living standards, eating habit And quick rise trend is presented in middle and low income country in the change of work and rest rule, the incidence of DM.Traditional blood sugar monitoring instrument behaviour Make complicated, and the medical staff of specialty is also needed to read data, a kind of portable blood sugar monitor based on Android phone can be with Patient's body blood-sugar content is monitored, can be taken multiple measurements daily（Especially fasting blood-glucose and postprandial two hours blood glucose Content has extremely important reference value）, and illness analysis is carried out according to measurement result, and then rationally controlled by drug It suits the remedy to the case further according to blood glucose target, realizes self glycemic control.

The content of the invention

The utility model is mainly solving the technical problems that provide a kind of Portable blood glucose monitor based on Android phone Glycemic parameters are sent in Android mobile phone by instrument using wireless blue tooth technology, form a real-time monitoring system.

In order to solve the above technical problems, a kind of technical solution that the utility model uses is：One kind is based on Android phone Portable blood sugar monitor, including power regulator module, sensor assembly, bluetooth module, LCD MODULE, microcontroller Module forms；It is characterized in that：Voltage Voltage stabilizing module is connected with sensor assembly, sensor assembly again with micro controller module Input terminal be connected, the output terminal of micro controller module is connected with LCD MODULE and bluetooth module, and bluetooth module is again It is interconnected with Android phone.

Further, the power regulator module is by capacitance 1, capacitance 2, capacitance 3, capacitance 4, capacitance 5, resistance 1, resistance 2nd, power control switch, power supply indicator, power supply, reset circuit button, capacitance 6, capacitance 7, capacitance 8, voltage stabilizing chip composition；Its It is characterized in that：Voltage stabilizing chip is AMS1117 voltage stabilizing chips；Power supply respectively with power control switch, power supply indicator, reset circuit Button, voltage stabilizing chip connection, voltage stabilizing chip respectively with capacitance 1, capacitance 2, capacitance 3, capacitance 4, capacitance 5, capacitance 6, capacitance 7, electricity Hold 8, resistance 1, resistance 2 is connected.

Further, the sensor assembly is a kind of enzyme electrode chemical sensor.

Further, the bluetooth module be by bluetooth module, bluetooth indicator lamp groups into；It is characterized in that：Bluetooth module For EZRadio series bluetooth modules；Bluetooth module is directly connected with bluetooth indicator light.

Further, the LCD MODULE is to be sent the key switch of data by LCD display, control bluetooth and shown Show that controller forms；It is characterized in that：The key switch that control bluetooth sends data is arranged on display controller, display control Device is connected with LCD display.

Further, the micro controller module is by enzyme electrode chemical sensor, operational amplifier, A/D converter group Into；It is characterized in that：The input terminal of enzyme electrode chemical sensor concatenation operation amplifier, the output terminal of operational amplifier reconnect A/D converter.

The utility model has the advantages that：Can Monitor in time, at low cost, precision is high, easy to operate, blood sampling volume is small, detection Time is short, is convenient for carrying, and blood glucose level data can be sent to by bluetooth on the mobile phone of user, can not only be examined in hospital It surveying, user can also detect at home, and the more main data for being just sent to mobile phone not only show user blood glucose value, It can also show whether the blood glucose of user is normal and suggest, user can be at any time by detecting to understand the blood sugar concentration feelings of oneself Condition has a good application prospect.

Description of the drawings

Fig. 1 is the structure diagram of the utility model.

It is attached：The mark of each component is as follows in figure：1st, capacitance 1；2 capacitances 2；3 capacitances 3；4th, capacitance 4；5th, capacitance 5；6th, resistance 1；7th, it is enzyme electrode chemical sensor；8th, operational amplifier；9th, resistance 2；10th, A/D converter；11st, power control switch；12、 Power supply indicator；13rd, power supply；14th, reset circuit button；15th, LCD display；16th, the button that bluetooth is controlled to send data is opened It closes；17th, display controller；18th, bluetooth module；19th, capacitance 6；20th, capacitance 7；21st, capacitance 8；22nd, voltage stabilizing chip；23rd, bluetooth refers to Show lamp.

Specific embodiment

The preferred embodiment of the utility model is described in detail below in conjunction with the accompanying drawings, so that the advantages of the utility model It is easier to be readily appreciated by one skilled in the art with feature, it is apparent specific so as to be made to the scope of protection of the utility model It defines.

Referring to Fig. 1, the utility model embodiment includes：A kind of portable blood sugar monitor based on Android phone, Including power regulator module, sensor assembly, bluetooth module, LCD MODULE, micro controller module composition；Its feature exists In：Voltage Voltage stabilizing module is connected with sensor assembly, and sensor assembly is connected again with the input terminal of micro controller module, micro- The output terminal of controller module is connected with LCD MODULE and bluetooth module, and bluetooth module is mutual with Android phone again Connection.

Power regulator module is by capacitance 1（1）, capacitance 2（2）, capacitance 3（3）, capacitance 4（4）, capacitance 5（5）, resistance 1 （6）, resistance 2（9）, power control switch（11）, power supply indicator（12）, power supply（13）, reset circuit button（14）, capacitance 6 （19）, capacitance 7（20）, capacitance 8（21）, voltage stabilizing chip（22）Composition；It is characterized in that：Voltage stabilizing chip（22）It is steady for AMS1117 Press chip；Power supply（13）Respectively with power control switch（11）, power supply indicator（12）, reset circuit button（14）, voltage stabilizing core Piece（22）Connection, voltage stabilizing chip（22）Respectively with capacitance 1（1）, capacitance 2（2）, capacitance 3（3）, capacitance 4（4）, capacitance 5（5）, electricity Hold 6（19）, capacitance 7（20）, capacitance 8（21）, resistance 1（6）, resistance 2（9）It is connected；To provide stable power supply to equipment.

Bluetooth module is by bluetooth module（18）, bluetooth indicator light（23）Composition；It is characterized in that：Bluetooth module（18）For EZRadio series bluetooth modules；Bluetooth module（18）Directly with bluetooth indicator light（23）Connection.

LCD MODULE is by LCD display（15）, control bluetooth send data key switch（16）It is controlled with display Device processed（17）Composition；It is characterized in that：Bluetooth is controlled to send the key switch of data（16）It is arranged on display controller（17）On, Display controller（17）With LCD display（15）Connection.What a kind of portable blood sugar monitor based on Android phone measured Data result passes through LCD display（15）Show, and by bluetooth module by surveyed blood glucose value and blood glucose normally with No situation is sent in the Android mobile phone client of user.

Micro controller module is by enzyme electrode chemical sensor（7）, operational amplifier（8）, A/D converter（9）Composition；Its It is characterized in that：Enzyme electrode chemical sensor（7）Concatenation operation amplifier（8）Input terminal, operational amplifier（8）Output terminal again Connect A/D converter（9）.Enzyme electrode chemical sensor（7）Operation principle be test strips surface exist cure grape glycosyloxy Change enzyme (GOD), when blood sample is added drop-wise on test paper electrode, redox can occur under the action of GOD for the glucose in blood sample Reaction, 0.3-0.6V voltage effect under, in the electrochemical reaction transfer of electronics cause there is corresponding curent change；And it is somebody's turn to do Electric current and concentration of glucose are there are direct proportion linear relationship, so as to determine blood glucose concentration value by detecting micro-current.So Voltage signal is converted by current-to-voltage converting circuit afterwards, the voltage signal be amplified again by operational amplifier and Hardware filtering processing, microcontroller can be inputted by the digital signal of CPU processing by being converted analog signals by A/D converter And software filtering is carried out to it, and then the data of reading are handled, are converted, it is converted into blood-sugar content data.

Android mobile phone end described in the utility model, microcontroller, bluetooth module, LCD display module forming properties are steady Fixed blood sugar monitoring instrument.

The operation principle of the utility model is：Blood sugar test paper item is equivalent to the sensing element in biosensor, by biology Signal is converted to electric signal, and blood glucose meter component is mainly responsible for subsequent processing and the display of electric signal.When test strips are inserted into blood glucose meter Slot, after applying the fixed voltage of 0.3-0.6V at the both ends of test strips and test blood sample being added dropwise, glucose in blood will be Redox reaction occurs with the potassium ferricyanide under the catalysis of enzyme, the transfer of electronics can then generate in chemical reaction aoxidizes also accordingly Primary current, size and the proportional linear relationship of glucose concentration value of the electric current, blood glucose meter is by detecting the big of electric current The small numerical value that can draw blood sugar concentration.Android mobile phone receives the data and blood sugar concentration that user obtains after blood sugar test It manually controls whether to need the Android for data and blood sugar concentration situation being sent to user as a result, adopting whether normal Cell-phone customer terminal, user can be at any time by detecting to understand the blood sugar concentration situation of oneself.

Each indicator light introduction：It connects with the mains, presses power control switch, power supply indicator is lit in figure, and instruction is current Power supply state.When bluetooth module is not connected with, the bluetooth indicator light quick flashing per second in figure 2 times, when bluetooth equipment matches and connects into During work(, the every 2 seconds slow flash of bluetooth indicator light in figure 1 time.

The concrete operations flow of the utility model：Power on first, the power supply needed due to the blood glucose meter of this design 5V is wanted, so we can be powered with charger baby here；Power control switch is pressed, power supply indicator is lit, LCD MODULE also can bright screen；Then Android mobile phone bluetooth assistant is opened, connection is clicked on, when bluetooth equipment matches and connects into During work(, the every 2 seconds slow flash of bluetooth indicator light in figure 1 time；Then by blood sugar test paper, blood was collected, and blood sampling volume only needs a droplet Just；Reset circuit button is pressed, blood glucose value will be shown on liquid crystal display after 10 seconds；Then according to user's Wish, if data and blood sugar concentration height situation is needed to be sent on user mobile phone, if it is desired, as long as pressing control Bluetooth sends the key switch of data, and data and blood sugar concentration situation will be sent on user mobile phone.

The above description is only the embodiments of the present invention, and it does not limit the scope of the patent of the present invention, every Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model is used in other phases indirectly The technical field of pass is similarly included in the utility model patent protection domain.

Claims (6)

1. a kind of portable blood sugar monitor based on Android phone, including power regulator module, sensor assembly, bluetooth Module, LCD MODULE, micro controller module composition；It is characterized in that：Voltage Voltage stabilizing module is connected with sensor assembly, Sensor assembly is connected again with the input terminal of micro controller module, the output terminal of micro controller module and LCD MODULE and Bluetooth module is connected, and bluetooth module interconnects again with Android phone.

2. a kind of portable blood sugar monitor based on Android phone according to claim 1, it is characterised in that：Electricity Source Voltage stabilizing module is by capacitance 1, capacitance 2, capacitance 3, capacitance 4, capacitance 5, resistance 1, resistance 2, power control switch, power supply instruction Lamp, power supply, reset circuit button, capacitance 6, capacitance 7, capacitance 8, voltage stabilizing chip composition；Voltage stabilizing chip is AMS1117 voltage stabilizing cores Piece；Power supply is connected respectively with power control switch, power supply indicator, reset circuit button, voltage stabilizing chip, voltage stabilizing chip respectively with Capacitance 1, capacitance 2, capacitance 3, capacitance 4, capacitance 5, capacitance 6, capacitance 7, capacitance 8, resistance 1, resistance 2 are connected.

3. a kind of portable blood sugar monitor based on Android phone according to claim 1, it is characterised in that：It passes Sensor module is a kind of enzyme electrode chemical sensor.

4. a kind of portable blood sugar monitor based on Android phone according to claim 1, it is characterised in that：It is blue Tooth module be by bluetooth module, bluetooth indicator lamp groups into；Bluetooth module is EZRadio series bluetooth modules；Bluetooth module is direct It is connected with bluetooth indicator light.

5. a kind of portable blood sugar monitor based on Android phone according to claim 1, it is characterised in that：Liquid Brilliant display module is by LCD display, control bluetooth sends the key switch of data and display controller forms；Control bluetooth hair The key switch of data is sent to be arranged on display controller, display controller is connected with LCD display.

6. a kind of portable blood sugar monitor based on Android phone according to claim 1, it is characterised in that：It is micro- Controller module is made of enzyme electrode chemical sensor, operational amplifier, A/D converter；Enzyme electrode chemical sensor connects The input terminal of operational amplifier, the output terminal of operational amplifier reconnect A/D converter.