CN202837225U - Intelligent blood sugar concentration tester - Google Patents
Intelligent blood sugar concentration tester Download PDFInfo
- Publication number
- CN202837225U CN202837225U CN 201220277031 CN201220277031U CN202837225U CN 202837225 U CN202837225 U CN 202837225U CN 201220277031 CN201220277031 CN 201220277031 CN 201220277031 U CN201220277031 U CN 201220277031U CN 202837225 U CN202837225 U CN 202837225U
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- central processing
- processing module
- module
- blood sugar
- sugar concentration
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Abstract
The utility model relates to an intelligent blood sugar concentration tester which comprises a current conversion and amplifying module, an input module, a central processing module and a display module. The current conversion and amplifying module is used for contacting reaction signal collection points of test paper so as to convert collected current signals to voltage signals, amplif the voltage signals and transmit the voltage signals to the central processing module. The input module is used for outputting selection signals to the central processing module. The central processing module is provided with an ante-cibum test mode and a post-cibum test mode and is used for selecting the corresponding test mode to test the voltage signals according to the selection signals input by the input module and transmitting the test result to the display module. The intelligent blood sugar concentration tester provides the ante-cibum test mode and the post-cibum test mode for users to select, enables the users to test blood sugar concentration at any time conveniently, and is very convenient to use.
Description
[technical field]
The utility model relates to testing tool, particularly a kind of Intelligent blood sugar concentration tester.
[background technology]
As shown in Figure 1, a kind of test paper for the blood sugar concentration tester on the market, the carbon film 101, the blood that specifically comprise a matrix 104 and be located on matrix 104 the same faces are put reaction zone 102, reaction signal collection point 103, and reaction signal collection point 103 is put reaction zone 102 with blood and is connected.
When glucolase and glucose produce chemical reaction, meeting Hydrogen Peroxide, ejected electron; Under the effect of certain voltage, the electronics that produces is made displacement and is formed electric current.
Present blood sugar concentration tester generally comprises current sample module, LED nixie display that central processing module is connected with central processing module.Its principle of work: the test paper that will be equipped with blood is seated on the blood sugar concentration tester so that reaction signal collection point 103 and is connected with the input end of current sample module, the electronics that the current sample module produces test paper forms electric current and calculates current value to be given to central processing module, central processing module comes calculating concentration according to the linear relationship of current value and concentration of glucose, then shows the result by the LED nixie display.
Above-mentioned blood sugar concentration tester function singleness, and adopt the LED nixie display to show the result, so that displaying contents is simple.
[utility model content]
The technical problems to be solved in the utility model provides a kind of user-friendly Intelligent blood sugar concentration tester.
Above-mentioned technical matters solves by the following technical programs:
A kind of Intelligent blood sugar concentration tester is characterized in that, comprising:
One current conversion and amplification module, its reaction signal collection point that is used for the contact test paper transfers voltage signal to and amplifies to be given to following central processing module with the current signal that will collect;
One load module, it is used for output and selects signal to be given to following central processing module;
One is provided with test pattern and the central processing module of test pattern after meal ante cibum, and it selecting corresponding test pattern that voltage signal is tested blood sugar concentration, and issues display module with test result according to the selection signal of input media input;
An and display module that is connected with central processing module.
Also comprise a testing circuit that is connected with central processing module, it is used for contacting to input the correct signal of expression test paper storing with the carbon film of test paper and begins to calculate test to central processing module to touch central processing module.
Described testing circuit comprises that the first contact terminal connects the 5V power supply for the first contact terminal that contacts with the carbon film of test paper, the second contact terminal, and the second contact terminal is connected with central processing module and by a current-limiting resistance ground connection.
Described load module comprises the first switch and second switch, the first end of the first switch is connected the second end and all is connected with the 5V power supply with second switch, the second end of the first switch connects central processing module and connects ground by current-limiting resistance R2 by current-limiting resistance R1, and the free end of second switch connects central processing module and connects ground by current-limiting resistance R4 by current-limiting resistance R3.
Described display module adopts the LCD liquid crystal display.
Also comprise the voice reading module that is connected with central processing module.
As seen from the above technical solution, the utility model is by arranging ante cibum, two kinds of test patterns after meal in central processing module, then in conjunction with input media to the user selection test pattern, show test results by display module.The utility model can provide ante cibum, two kinds of test patterns are convenient to the user and are tested at any time for user selection after meal, and are very easy to use.In addition, by using LCD liquid crystal display, more galore displaying contents.By in conjunction with the voice reading module, make things convenient for the clear result of understanding of user.
[description of drawings]
Fig. 1 is the structural representation of test paper in the background technology;
Fig. 2 is embodiment one structural representation of the present utility model;
Fig. 3 is the structural representation of embodiment one testing circuit of the present utility model;
Fig. 4 is the structural representation of embodiment one current conversion of the present utility model and amplification module;
Fig. 5 is the structural representation of embodiment one load module of the present utility model;
Fig. 6 is embodiment two structural representations of the present utility model.
[embodiment]
Embodiment one
As shown in Figure 2, a kind of Intelligent blood sugar concentration tester that this embodiment provides, it comprises:
One testing circuit, it is used for contacting to input the correct signal of expression test paper storing with the carbon film of test paper and begins to calculate test to central processing module to touch central processing module;
One current conversion and amplification module, its reaction signal collection point that is used for the contact test paper transfers voltage signal to and amplifies to be given to following central processing module with the current signal that will collect;
One load module, it is used for output and selects signal to be given to following central processing module;
One is provided with test pattern and the central processing module of test pattern after meal ante cibum, and it selecting corresponding test pattern that voltage signal is tested blood sugar concentration, and issues display module with test result according to the selection signal of input media input;
An and display module that is connected with central processing module.
Wherein, as shown in Figure 3, testing circuit comprises for the first contact terminal 1 that contacts with the carbon film of test paper, the second contact terminal 2, the first contact terminals 1 and connects the 5V power supply, the second contact terminal 2 is connected with the port A of central processing module and by a current-limiting resistance R5 ground connection, resistance R 5 is 51K.
As shown in Figure 4, the voltage signal after current conversion and amplification module adopt operational amplifier to conversion amplifies, the port B of the voltage signal input central processing module after the amplification.
As shown in Figure 5, load module comprises the first switch 3 and second switch 4, the first end 401 that the first end 301 of the first switch 3 is connected with second switch all is connected with the 5V power supply, the second end 302 of the first switch 3 connects central processing module and connects ground by current-limiting resistance R2 by current-limiting resistance R1, and the second end 402 of second switch 4 connects central processing module and connects ground by current-limiting resistance R4 by current-limiting resistance R3; Can central processing module input high level signal or low level signal by pressing the first switch 3, can central processing module input high level signal or low level signal by pressing second switch 4; In the present embodiment, when pressing the first switch 3 to central processing module input high level signal, central processing module selection test pattern ante cibum is tested voltage signal; When pressing second switch 4 to central processing module input high level signal, central processing module selects after meal test pattern that voltage signal is tested.
Display module adopts the LCD liquid crystal display, and like this, the control program that is equipped with in central processing module can show diversified content at the LCD liquid crystal display; In the present embodiment, the content of LCD liquid crystal display demonstration comprises: the expression of the dynamic histogram of blood glucose concentration value and unit, expression blood sugar concentration, the course of work state of tester.
The above-mentioned all parts of this Intelligent blood sugar concentration tester is to be contained on the housing, and housing is provided with the detection mouth that inserts for test paper; Wherein, current conversion and amplification module, testing circuit arrange require be: when the input end of current conversion and amplification module touches reaction signal collection point 103, the first contact terminal 1 of testing circuit, the second contact terminal 2 connect simultaneously takes carbon film 101.
The principle of work of this Intelligent blood sugar concentration tester is as follows:
What at first carry out after powering on is the initialization that central processing module obtains port and inside and outside module thereof, then is the initialization that the LCD liquid crystal display drives, and is initialization LCD liquid crystal display at last;
Select test pattern or test pattern after meal ante cibum by pressing the first switch 3 or second switch 4 to inform central processing module, the LCD liquid crystal display can show selection result;
After selecting test pattern, tester will wait for that test paper inserts and detect mouthful, and the insertion of test paper realizes with the interruption of removing the port level variation by central processing module, can accurately and in time tell the state that system's test paper is current; In conjunction with figure, test paper inserts when detecting mouth, and the carbon film 101 on the test paper connects the first contact terminal 1 and the second contact terminals 2, and the port A level of central processing module will become height (approximately 5 volts) from low (approximately 0 volt); In like manner, when test paper is removed, the port A level of central processing module will become from height low;
After Test paper is put (the port A level of central processing module is for high), central processing module is tested voltage signal, its rate of change according to voltage swing calculates the concentration of the glucose of blood sample, then test result is issued display module.
Embodiment two
As shown in Figure 6, the present embodiment is also set up a voice reading module that is connected with central processing module on the basis of embodiment one.The user who extremely conveniently has defective vision like this.
The utility model is not limited to above-described embodiment, based on simple replacement above-described embodiment, that do not make creative work, should belong to the scope that the utility model discloses.
Claims (6)
1. an Intelligent blood sugar concentration tester is characterized in that, comprising:
One current conversion and amplification module, its reaction signal collection point that is used for the contact test paper transfers voltage signal to and amplifies to be given to following central processing module with the current signal that will collect;
One load module, it is used for output and selects signal to be given to following central processing module;
One is provided with test pattern and the central processing module of test pattern after meal ante cibum, and it selecting corresponding test pattern that voltage signal is tested blood sugar concentration, and issues display module with test result according to the selection signal of input media input;
An and display module that is connected with central processing module.
2. Intelligent blood sugar concentration tester according to claim 1, it is characterized in that, also comprise a testing circuit that is connected with central processing module, it is used for contacting to input the correct signal of expression test paper storing with the carbon film of test paper and begins to calculate test to central processing module to touch central processing module.
3. Intelligent blood sugar concentration tester according to claim 2, it is characterized in that, described testing circuit comprises for the first contact terminal that contacts with the carbon film of test paper, the second contact terminal, the first contact terminal connects the 5V power supply, and the second contact terminal is connected with central processing module and by a current-limiting resistance ground connection.
4. Intelligent blood sugar concentration tester according to claim 1, it is characterized in that, described load module comprises the first switch and second switch, the first end of the first switch is connected the second end and all is connected with the 5V power supply with second switch, the second end of the first switch connects central processing module and connects ground by current-limiting resistance R2 by current-limiting resistance R1, and the free end of second switch connects central processing module and connects ground by current-limiting resistance R4 by current-limiting resistance R3.
5. Intelligent blood sugar concentration tester according to claim 1 is characterized in that, described display module adopts the LCD display module.
6. Intelligent blood sugar concentration tester according to claim 1 is characterized in that, also comprises the voice reading module that is connected with central processing module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220277031 CN202837225U (en) | 2012-06-12 | 2012-06-12 | Intelligent blood sugar concentration tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220277031 CN202837225U (en) | 2012-06-12 | 2012-06-12 | Intelligent blood sugar concentration tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202837225U true CN202837225U (en) | 2013-03-27 |
Family
ID=47948904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220277031 Expired - Fee Related CN202837225U (en) | 2012-06-12 | 2012-06-12 | Intelligent blood sugar concentration tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202837225U (en) |
-
2012
- 2012-06-12 CN CN 201220277031 patent/CN202837225U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130327 Termination date: 20140612 |