CN203169066U - Automatic hand dryer based on electronic switch integrated circuit - Google Patents
Automatic hand dryer based on electronic switch integrated circuit Download PDFInfo
- Publication number
- CN203169066U CN203169066U CN 201320173180 CN201320173180U CN203169066U CN 203169066 U CN203169066 U CN 203169066U CN 201320173180 CN201320173180 CN 201320173180 CN 201320173180 U CN201320173180 U CN 201320173180U CN 203169066 U CN203169066 U CN 203169066U
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- electronic switch
- diode
- rectification circuit
- integrated circuit
- capacitor
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- Control Of Ac Motors In General (AREA)
Abstract
The utility model discloses an automatic hand dryer based on an electronic switch integrated circuit, which comprises an alternating current power supply, a first rectifying circuit, a second rectifying circuit, a switch, an infrared lighting diode, a first diode, a second diode, a potentiometer, the electronic switch integrated circuit, a relay, a heater, a first capacitor, a second capacitor and a fan motor. The automatic hand dryer can automatically enable an electric heating wire to heat when hands are close to the hand dryer, and can dry the hands under the driving of a fan. The automatic hand dryer based on the electronic switch integrated circuit has the advantages of simple circuit, low cost, high control performance, and convenient mounting and debugging, and is suitable for large scale promotion and usage.
Description
Technical field
The utility model relates to a kind of hand dryer, relates in particular to a kind of electronic switch automatic hand dryer.
Background technology
Along with the progress of society and the raising of people's living standard, in each big bus place and family, people can wash one's hands after using up the toilet, after washing hand, wipe hand with toilet paper or towel, owing to more or less all can have bacterium and virus on towel and the toilet paper, keep away the intersection transmission of unavoidable bacterium and virus.
Existing hand dryer complex structure, cost are higher, are unfavorable for large-area popularizing.
Summary of the invention
The purpose of this utility model provides a kind of automatic hand dryer based on the electronic switch integrated circuit with regard to being in order to address the above problem.
The utility model is achieved through the following technical solutions above-mentioned purpose:
The utility model comprises AC power, first rectification circuit, second rectification circuit, switch, infrarede emitting diode, first diode, second diode, potentiometer, the electronic switch integrated circuit, relay, heater, first capacitor, second capacitor and fan motor, the cathode output end of described AC power is connected behind the described switch respectively and to be connected with first end of the normal open switch of described relay and first end of described first capacitor, second end of described first capacitor is connected with the electrode input end of described first rectification circuit, the cathode output end of described AC power respectively with the negative input of described first rectification circuit, first end of the negative input of described second rectification circuit and described heater is connected, the cathode output end of described first rectification circuit respectively with first end of described second capacitor, the positive pole of described infrarede emitting diode, the negative pole of described first diode is connected with the electrode input end of described electronic switch integrated circuit, the positive pole of described first diode is connected with first end of described potentiometer, the sliding end of described potentiometer is connected with the control end of described electronic switch integrated circuit, the signal output part of described electronic switch integrated circuit is connected with first end of described relay and the negative pole of described second diode respectively, the cathode output end of described first rectification circuit respectively with second end of described second capacitor, the negative pole of described infrarede emitting diode, second end of described potentiometer, the negative input of described electronic switch integrated circuit, second end of described relay, the positive pole of described second diode is connected with the cathode output end of described AC power, second end of the normal open switch of described relay is connected with the electrode input end of described second rectification circuit and second end of described heater respectively, the cathode output end of described second rectification circuit is connected with first end of described fan motor, and the cathode output end of described second rectification circuit is connected with second end of described fan motor.
The beneficial effects of the utility model are:
The utility model can make the heating wire heating automatically when hand installs near this, and under fans drive, the oven dry hand; The utlity model has that circuit is simple, cost is low, control performance is high, install and debug advantage easily, be fit to large-area promoting the use of.
Description of drawings
Fig. 1 is the circuit diagram of a kind of electronic switch automatic hand dryer described in the utility model.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing:
As shown in Figure 1: the utility model comprises AC power, the first rectification circuit UR1, the second rectification circuit UR2, switch S, infrarede emitting diode VL, the first diode VD1, the second diode VD2, potentiometer RP, the electronic switch IC, relay K, heater EH, the first capacitor C1, the second capacitor C2 and fan motor M, be connected with first end of the normal open switch K-1 of relay and first end of the first capacitor C1 respectively behind the cathode output end tandem tap S of AC power, second end of the first capacitor C1 is connected with the electrode input end of the first rectification circuit UR1, the cathode output end of AC power respectively with the negative input of the first rectification circuit UR1, first end of the negative input of the second rectification circuit UR2 and heater EH is connected, the cathode output end of the first rectification circuit RU1 respectively with first end of the second capacitor C2, the positive pole of infrarede emitting diode VL, the negative pole of the first diode VD1 is connected with the electrode input end of electronic switch IC, the positive pole of the first diode VD1 is connected with first end of potentiometer RP, the sliding end of potentiometer RP is connected with the control end of electronic switch IC, the signal output part of electronic switch IC is connected with first end of relay K and the negative pole of the second diode VD2 respectively, the cathode output end of the first rectification circuit UR1 respectively with second end of the second capacitor C2, the negative pole of infrarede emitting diode VL1, second end of potentiometer RP, the negative input of electronic switch IC, second end of relay K, the positive pole of the second diode VD2 is connected with the cathode output end of AC power, second end of the normal open switch K-1 of relay is connected with the electrode input end of the second rectification circuit UR2 and second end of heater EH respectively, the cathode output end of the second rectification circuit UR2 is connected with first end of fan motor M, and the cathode output end of the second rectification circuit UR2 is connected with second end of fan motor M.
Claims (1)
1. electronic switch automatic hand dryer, it is characterized in that: comprise AC power, first rectification circuit, second rectification circuit, switch, infrarede emitting diode, first diode, second diode, potentiometer, the electronic switch integrated circuit, relay, heater, first capacitor, second capacitor and fan motor, the cathode output end of described AC power is connected behind the described switch respectively and to be connected with first end of the normal open switch of described relay and first end of described first capacitor, second end of described first capacitor is connected with the electrode input end of described first rectification circuit, the cathode output end of described AC power respectively with the negative input of described first rectification circuit, first end of the negative input of described second rectification circuit and described heater is connected, the cathode output end of described first rectification circuit respectively with first end of described second capacitor, the positive pole of described infrarede emitting diode, the negative pole of described first diode is connected with the electrode input end of described electronic switch integrated circuit, the positive pole of described first diode is connected with first end of described potentiometer, the sliding end of described potentiometer is connected with the control end of described electronic switch integrated circuit, the signal output part of described electronic switch integrated circuit is connected with first end of described relay and the negative pole of described second diode respectively, the cathode output end of described first rectification circuit respectively with second end of described second capacitor, the negative pole of described infrarede emitting diode, second end of described potentiometer, the negative input of described electronic switch integrated circuit, second end of described relay, the positive pole of described second diode is connected with the cathode output end of described AC power, second end of the normal open switch of described relay is connected with the electrode input end of described second rectification circuit and second end of described heater respectively, the cathode output end of described second rectification circuit is connected with first end of described fan motor, and the cathode output end of described second rectification circuit is connected with second end of described fan motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320173180 CN203169066U (en) | 2013-04-09 | 2013-04-09 | Automatic hand dryer based on electronic switch integrated circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320173180 CN203169066U (en) | 2013-04-09 | 2013-04-09 | Automatic hand dryer based on electronic switch integrated circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203169066U true CN203169066U (en) | 2013-09-04 |
Family
ID=49065826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320173180 Expired - Fee Related CN203169066U (en) | 2013-04-09 | 2013-04-09 | Automatic hand dryer based on electronic switch integrated circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203169066U (en) |
-
2013
- 2013-04-09 CN CN 201320173180 patent/CN203169066U/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: 20130904 Termination date: 20140409 |