CN202025414U - Applied circuit of urine-wet alarm - Google Patents
Applied circuit of urine-wet alarm Download PDFInfo
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- CN202025414U CN202025414U CN2011201644652U CN201120164465U CN202025414U CN 202025414 U CN202025414 U CN 202025414U CN 2011201644652 U CN2011201644652 U CN 2011201644652U CN 201120164465 U CN201120164465 U CN 201120164465U CN 202025414 U CN202025414 U CN 202025414U
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- urine
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Abstract
The utility model discloses an applied circuit of a urine-wet alarm, which comprises a main control integrated circuit (IC) chip, a power supply output, an electric quantity detecting unit, a detecting unit, an oscillating circuit, an alarming unit, a power-down memory unit, a press key control unit, a reset unit and a displaying unit, wherein the power supply output and the electric quantity detecting unit provide power to a whole circuit and are electrically connected with the main control IC chip, and the detecting unit, the oscillating circuit, the alarming unit, the power-down memory unit, the press key control unit, the reset unit and the displaying unit are electrically connected with the main control IC chip. The alarming unit further comprises a vibration prompting unit and a sound prompting unit which are electrically connected with the main control IC chip. The applied circuit of the urine-wet alarm can enable users to set the urine-wet alarm through the press key control unit and can store set results to the power-down memory unit, thereby preventing the users from resetting when the power supply is switched on after being switched off. The applied circuit of the urine-wet alarm further can detect the electric quantity of batteries, can prompt and alarm the users when being lack of power, and can be widely used in urine-wet alarming of babies and patients with gatism.
Description
Technical field
The utility model relates to a kind of urine-wet alarm device application circuit.
Background technology
Urine-wet alarm device mainly is the patient who is applied to baby and gatism, urinates when wetting by induction baby or patient and reports to the police.The function singleness of traditional urine-wet alarm device, the circuit of its design are also comparatively simple, and it is in use inconvenient.
The utility model content
The technical problems to be solved in the utility model is in order to overcome technological deficiency recited above, a kind of urine-wet alarm device application circuit to be provided.
In order to solve technical matters recited above, the utility model is taked following technical scheme
A kind of urine-wet alarm device application circuit is provided, include master control IC chip, the power supply output and the electric weight detecting unit that power supply are provided and electrically connect for entire circuit with master control IC chip, the detecting unit that electrically connects with master control IC chip, oscillation circuit unit, alarm unit, power-failure memory unit, by key control unit, reset unit and display unit.
Described alarm unit further includes vibrations Tip element and the sound Tip element that electrically connects with master control IC chip.
Described detecting unit includes field effect transistor Q1, field effect transistor Q2, urine wet sensor R5 and resistance R 1, R2, R3 and R6; The source electrode of field effect transistor Q1 connects power supply, its grid and is connected to master control IC chip, its drain electrode and receives resistance R 2 after the source electrode of field effect transistor Q2 links to each other through resistance R 1, the grid of field effect transistor Q2 with receive master control IC chip after resistance R 2, urine wet sensor R5 link to each other, master control IC chip and drop-down resistance R 3 ground connection are received in its drain electrode, urine wet sensor R5 and resistance R 6 are connected to master control IC chip, ground connection after resistance R 6 links to each other with resistance R 3.
Power supply output and electric weight detecting unit further include power supply output unit and electric weight detecting unit.
Described power supply output unit includes battery BT, inductance L 1 and capacitor C 1, C2, C4, and the two poles of the earth of battery BT connect the two ends of capacitor C 4, and battery BT connects C1 and the C2 that is arranged in parallel after inductance L 1.
Described electric weight detecting unit includes battery BT, field effect transistor Q5 and resistance R 9, R11, R12, R14; Resistance R 11, R14 dividing potential drop are passed through after resistance R 12 connects the grid of field effect transistor Q5 in the two poles of the earth of battery BT; The source ground of field effect transistor Q5, its drain electrode be connected to master control IC chip and on draw a resistance R 9 to connect power supply.
The urine-wet alarm device application circuit that the utility model provides is stored in the power-failure memory module by urine-wet alarm device being provided with and the result will be set by key control unit, prevents that power cut-off from resetting after the energized again.The utility model can in time be pointed out and report to the police when electric weight is not enough also by the detection to battery electric quantity.The utility model can be widely used in the patient's of baby and gatism urine-wet alarm.
Description of drawings
Fig. 1 is first structured flowchart of the present utility model.
Fig. 2 is second structured flowchart of the present utility model.
Fig. 3 is circuit theory diagrams of the present utility model.
Among the figure, 1. master control IC chip, 2. detecting unit, 3. the power-failure memory unit, 4. reset unit, 5. display unit, 6. alarm unit, 61. vibrations Tip elements, 62. auditory tone cues unit, 7. by key control unit, 8. oscillation circuit unit, 9. power supply is exported into the electric weight detecting unit.
Specific embodiments
See also Fig. 1, Fig. 2 and Fig. 3, as shown in the figure, the urine-wet alarm device application circuit includes master control IC chip 1, the power supply output and the electric weight detecting unit 9 that power supply are provided and electrically connect for entire circuit with master control IC chip 1, the detecting unit 2 that electrically connects with master control IC chip 1, oscillation circuit unit 8, alarm unit 6, power-failure memory unit 3, by key control unit 7, reset unit 4 and display unit 5.What master control IC chip 1 adopted is the chip of Sitronix Technology Co., Ltd. (Sitronix), and its model is ST20P16.The reseting module unit includes capacitor C 3 and resistance R 13, and capacitor C 3 is at the last VDD that connects, and resistance R 13 is following ground connection, and the RESET pin of master control IC chip 1 is received in the centre.Its principle of work is: during energising, capacitor C 13 two ends are the equal of short circuit, so be high level on the RESET pin, power supply is by 3 chargings of 13 pairs of capacitor C of resistance R then, and the RESET terminal voltage slowly descends, and drops to a certain degree, be low level, single-chip microcomputer begins operate as normal.Oscillation circuit unit includes crystal oscillator Y1 and capacitor C 8, C9, and crystal oscillator Y1 receives at two two crystal oscillator pins of master control IC chip, and two respectively connects an electric capacity to ground simultaneously.Crystal oscillator Y1 produces the necessary clock frequency of single-chip microcomputer, to guarantee main IC operate as normal in conjunction with the circuit of single-chip microcomputer inside.Alarm unit 6 further includes vibrations Tip element 61 and the sound Tip element 62 that electrically connects with master control IC chip 1, vibrations Tip element 61 includes triode Q3, vibration motor M and resistance R 4, R7, the base stage of triode Q3 meets vibration motor M through resistance R 7 connection master control IC chips 1, its grounded emitter, its collector, and vibration motor M connects power supply after resistance R 4; Auditory tone cues unit 62 includes triode Q4, hummer BZ and resistance R 8, R10, R18, the base stage of triode Q4 connects master control IC chip 1, its grounded emitter after resistance R 10, its collector connects resistance R 8 and hummer BZ one end simultaneously, connects power supply after joining with resistance R 8 behind another termination of hummer BZ R18.Detecting unit 2 includes field effect transistor Q1, field effect transistor Q2, urine wet sensor R5 and resistance R 1, R2, R3 and R6; The source electrode of field effect transistor Q1 connects power supply, its grid and is connected to master control IC chip, its drain electrode and receives resistance R 2 after the source electrode of field effect transistor Q2 links to each other through resistance R 1, the grid of field effect transistor Q2 with receive master control IC chip after resistance R 2, urine wet sensor R5 link to each other, master control IC chip and drop-down resistance R 3 ground connection are received in its drain electrode, urine wet sensor R5 and resistance R 6 are connected to master control IC chip, ground connection after resistance R 6 links to each other with resistance R 3.Whether the change in resistance by urine wet sensor R5 in the detecting unit detects has urine wet.Power-failure memory unit 3 includes the Flash storage chip U2 that electrically connects with master control IC chip 1 and resistance R 15, R16.Power supply output and electric weight detecting unit 9 further include power supply output unit and electric weight detecting unit.The power supply output unit includes battery BT, inductance L 1 and capacitor C 1, C2, C4, and the two poles of the earth of battery BT connect the two ends of capacitor C 4, and battery BT connects C1 and the C2 that is arranged in parallel after inductance L 1.The electric weight detecting unit includes battery BT, field effect transistor Q5 and resistance R 9, R11, R12, R14; Resistance R 11, R14 dividing potential drop are passed through after resistance R 12 connects the grid of field effect transistor Q5 in the two poles of the earth of battery BT; The source ground of field effect transistor Q5, its drain electrode be connected to master control IC chip and on draw a resistance R 9 to connect power supply; The change in voltage of electric weight detecting unit by the dividing point in the middle of R11, the R14 detects battery and whether arrived low voltage value.
Claims (6)
1. urine-wet alarm device application circuit, it is characterized in that: include master control IC chip, the power supply output and the electric weight detecting unit that power supply are provided and electrically connect for entire circuit with master control IC chip, the detecting unit that electrically connects with master control IC chip, oscillation circuit unit, alarm unit, power-failure memory unit, by key control unit, reset unit and display unit.
2. urine-wet alarm device application circuit as claimed in claim 1 is characterized in that: described alarm unit further includes vibrations Tip element and the sound Tip element that electrically connects with master control IC chip.
3. urine-wet alarm device application circuit as claimed in claim 1 is characterized in that: described detecting unit includes field effect transistor Q1, field effect transistor Q2, urine wet sensor R5 and resistance R 1, R2, R3 and R6; The source electrode of field effect transistor Q1 connects power supply, its grid and is connected to master control IC chip, its drain electrode and receives resistance R 2 after the source electrode of field effect transistor Q2 links to each other through resistance R 1, the grid of field effect transistor Q2 with receive master control IC chip after resistance R 2, urine wet sensor R5 link to each other, master control IC chip and drop-down resistance R 3 ground connection are received in its drain electrode, urine wet sensor R5 and resistance R 6 are connected to master control IC chip, ground connection after resistance R 6 links to each other with resistance R 3.
4. urine-wet alarm device application circuit as claimed in claim 1 is characterized in that: power supply output and electric weight detecting unit further include power supply output unit and electric weight detecting unit.
5. urine-wet alarm device application circuit as claimed in claim 4, it is characterized in that: described power supply output unit includes battery BT, inductance L 1 and capacitor C 1, C2, C4, the two poles of the earth of battery BT connect the two ends of capacitor C 4, and battery BT connects C1 and the C2 that is arranged in parallel after inductance L 1.
6. urine-wet alarm device application circuit as claimed in claim 4 is characterized in that: described electric weight detecting unit includes battery BT, field effect transistor Q5 and resistance R 9, R11, R12, R14; Resistance R 11, R14 dividing potential drop are passed through after resistance R 12 connects the grid of field effect transistor Q5 in the two poles of the earth of battery BT; The source ground of field effect transistor Q5, its drain electrode be connected to master control IC chip and on draw a resistance R 9 to connect power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201644652U CN202025414U (en) | 2011-05-20 | 2011-05-20 | Applied circuit of urine-wet alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201644652U CN202025414U (en) | 2011-05-20 | 2011-05-20 | Applied circuit of urine-wet alarm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202025414U true CN202025414U (en) | 2011-11-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201644652U Expired - Fee Related CN202025414U (en) | 2011-05-20 | 2011-05-20 | Applied circuit of urine-wet alarm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202025414U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107437327A (en) * | 2016-05-25 | 2017-12-05 | 李光明 | Urinate wet autoalarm |
-
2011
- 2011-05-20 CN CN2011201644652U patent/CN202025414U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107437327A (en) * | 2016-05-25 | 2017-12-05 | 李光明 | Urinate wet autoalarm |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111102 Termination date: 20200520 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |