CN104548149A - High-humidity protection circuit of disinfection cabinet - Google Patents
High-humidity protection circuit of disinfection cabinet Download PDFInfo
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- CN104548149A CN104548149A CN201310476507.XA CN201310476507A CN104548149A CN 104548149 A CN104548149 A CN 104548149A CN 201310476507 A CN201310476507 A CN 201310476507A CN 104548149 A CN104548149 A CN 104548149A
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- disinfection cabinet
- protection circuit
- humidity
- chip microcomputer
- power source
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Abstract
The invention discloses a high-humidity protection circuit of a disinfection cabinet. The high-humidity protection circuit comprises an external power source, a drying system, a dehumidification system, a humidity detection circuit, a single chip microcomputer and a protection circuit body; the external power source provides electric energy for work of the drying system and the dehumidification system; the humidity detection circuit is used for detecting humidity signals in a disinfection cabinet body and transmitting the humidity signals to the single chip microcomputer; the single chip microcomputer controls the protection circuit body to be opened and closed; work of the drying system and the dehumidification system can be correspondingly started or stopped through opening and closing of the protection circuit body, and moist air in the disinfection cabinet body can be further eliminated; the disinfection cabinet body and electric elements inside the disinfection cabinet body are effectively protected; the service life of the disinfection cabinet is greatly prolonged, and the using safety of the disinfection cabinet is improved.
Description
Technical field
The present invention relates to the automatic detection resist technology field of disinfection cabinet, a kind of high humidity protection circuit of disinfection cabinet is specifically provided.
Background technology
Current disinfection cabinet on the market forms primarily of inner chamber, exocoel and other devices between inside and outside chamber.Drying mode mainly adopts critesistor PTC draught fan matching mode of heating or optical wave tube draught fan matching mode of heating, but because heating can produce high temperature, when in disinfection cabinet body, temperature is restored to room temperature, just dampness can be produced in air in disinfection cabinet body, and finally generate condensed water, thus certain damage is caused to the electric components in sterilization cabinet-type air conditioner body and machine itself.
Summary of the invention
In order to overcome above-mentioned defect, the invention provides a kind of high humidity protection circuit of disinfection cabinet, this high humidity protection circuit can effectively protect the electric components of sterilization cabinet-type air conditioner body and inside thereof.
The present invention in order to the technical scheme solving its technical problem and adopt is: a kind of high humidity protection circuit of disinfection cabinet, comprise external power source, drying system, dehumidification system, humidity measuring circuit, single-chip microcomputer and protection circuit, wherein, described external power source provides electric energy for described drying system and dehumidification system work, described humidity measuring circuit is in order to detect the moisture signal in disinfection cabinet body, and this moisture signal is transferred to described single-chip microcomputer, the conducting of protection circuit described in described Single-chip Controlling and disconnection, and the conducting of described protection circuit and disconnection corresponding be able to switch on and off the work of described drying system and dehumidification system.
As a further improvement on the present invention; a power end pin on described drying system and dehumidification system is in parallel the N end being connected to described external power source, and another power end pin on described drying system and dehumidification system is held in the L of described external power source respectively by described protection circuit electrical connection and disconnecting.
As a further improvement on the present invention, described drying system is made up of heater and circulating fan, described dehumidification system is made up of dehumidifying wind machine, described heater, circulating fan and dehumidifying blower fan are all located and are built in described disinfection cabinet body, the N end being connected to described external power source and the power end pin on described heater, circulating fan and dehumidifying blower fan is all in parallel.
As a further improvement on the present invention, described protection circuit is made up of three group relay control circuits, every group relay control circuit all includes relay and audion, wherein, another power end pin on described heater, circulating fan and dehumidifying blower fan is corresponding all respectively to be held in the L of described external power source by this three relays electrical connections and disconnecting; The input of the colelctor electrode of these three audions described relay corresponding thereto all is respectively electrically connected, the base stage of these three audions I/O interface all respectively on described single-chip microcomputer is corresponding thereto electrically connected, and the emitter stage of these three audions all ground connection.
As a further improvement on the present invention, the one in optical wave tube and critesistor selected by described heater.
As a further improvement on the present invention, described humidity measuring circuit comprises humidity sensor and the first resistance, described humidity sensor location is built in described disinfection cabinet body, and the outfan of described humidity sensor is electrically connected on described single-chip microcomputer, one end of described first resistance is electrically connected on the outfan of described humidity sensor, the other end ground connection of described first resistance.
As a further improvement on the present invention, be also provided with an alarm, described alarm is electrically connected on described single-chip microcomputer.
The invention has the beneficial effects as follows: detect moisture signal in disinfection cabinet body in real time by utilizing humidity measuring circuit; and this moisture signal is transferred to described single-chip microcomputer; described single-chip microcomputer is by controlling the conducting of described protection circuit and disconnecting the corresponding work switching on and off described drying system and dehumidification system; and then can the humid air in sterilization cabinet-type air conditioner body be got rid of; the electric components of sterilization cabinet-type air conditioner body and inside thereof is effectively protected; substantially prolongs the service life of disinfection cabinet, improve the safety in utilization of disinfection cabinet.
Accompanying drawing explanation
Fig. 1 is circuit theory schematic diagram of the present invention.
By reference to the accompanying drawings, make the following instructions:
1---heater 2---circulating fan
3---dehumidifying blower fan 4---humidity sensor
5---alarm 6---disinfection cabinet body
Detailed description of the invention
Referring to figure to a preferred embodiment of the present invention will be described in detail.
The high humidity protection circuit of a kind of disinfection cabinet of the present invention, comprise external power source, drying system, dehumidification system, humidity measuring circuit, single-chip microprocessor MCU and protection circuit, wherein, described external power source provides electric energy for described drying system and dehumidification system work, described humidity measuring circuit is in order to detect the moisture signal in disinfection cabinet body, and this moisture signal is transferred to described single-chip microprocessor MCU, described single-chip microprocessor MCU controls conducting and the disconnection of described protection circuit, and the conducting of described protection circuit and disconnection corresponding be able to switch on and off the work of described drying system and dehumidification system.
In the present embodiment; a power end pin on described drying system and dehumidification system is in parallel the N end being connected to described external power source, and another power end pin on described drying system and dehumidification system is held in the L of described external power source respectively by described protection circuit electrical connection and disconnecting.
Preferably, described drying system is made up of heater 1 and circulating fan 2, described dehumidification system is made up of the blower fan 3 that dehumidifies, described heater 1, circulating fan 2 and dehumidifying blower fan 3 are all located and are built in described disinfection cabinet body, the N end being connected to described external power source and the power end pin on described heater 1, circulating fan 2 and dehumidifying blower fan 3 is all in parallel.
In the present embodiment, described protection circuit is made up of three group relay control circuits, every group relay control circuit all includes relay R Y and audion Q, wherein, another power end pin on described heater 1, circulating fan 2 and dehumidifying blower fan 3 is corresponding all respectively to be held in the L of described external power source by this three relay R Y electrical connections and disconnecting; The input of the colelctor electrode of these three audion Q described relay R Y corresponding thereto all is respectively electrically connected, the base stage of these three the audion Q I/O interface all respectively on described single-chip microcomputer is corresponding thereto electrically connected, and the emitter stage of these three audion Q all ground connection.
Preferably, the one in optical wave tube and critesistor selected by described heater 1.
In the present embodiment, described humidity measuring circuit comprises humidity sensor 4 and the first resistance R1, described humidity sensor 4 location is built in described disinfection cabinet body, and the outfan of described humidity sensor 4 is electrically connected on described single-chip microprocessor MCU, one end of described first resistance R1 is electrically connected on the outfan of described humidity sensor 4, the other end ground connection of described first resistance R1.
In the present embodiment, be also provided with an alarm 5, described alarm is electrically connected on described single-chip microprocessor MCU.
Specific embodiment of the invention method is:
1, described humidity sensor 4 is according to the difference of the air humidity degree detected in disinfection cabinet body 6, produces the resistance of different resistance, and forms current loop with described first resistance R1, produce the humidity AD value of different voltage simultaneously.
Definition: 1. in disinfection cabinet body, humidity allowed to bear is called specified humidity, corresponding humidity AD value is AD
specified; Because the electric components that different disinfection cabinet internal bodies uses is different with circuit board, therefore different disinfection cabinets, its AD
specifiedalso be different.
2. the humidity AD value that in sterilization cabinet-type air conditioner, actual humidity is corresponding is AD
actual.
2, by reference to the accompanying drawings 1, make the following instructions: in order to distinguish described three relays and three audions, to be beneficial to statement clear, existing definition:
The relay of described dehumidifying blower fan 3 correspondence be the first relay R Y1, audion be the first audion Q1, and this first audion Q1 I/O interface be electrically connected in described single-chip microprocessor MCU is I/O1 interface;
The relay of described heater 1 correspondence is the second relay R Y2, audion is the second audion Q2, and this second audion Q2 I/O interface be electrically connected in described single-chip microprocessor MCU is I/O2 interface;
The relay of described circulating fan 2 correspondence is the 3rd relay R Y3, audion is the 3rd audion Q3, and the 3rd audion Q3 I/O interface be electrically connected in described single-chip microprocessor MCU is I/O3 interface.
1), when disinfection cabinet is in holding state, if detected by described humidity sensor 4 and draw AD through described single-chip microprocessor MCU real-time judgment
actual>AD
specifiedtime, described single-chip microprocessor MCU provides I/O1 interface high level signal, described first relay R Y1 conducting, and described dehumidifying blower fan 3 is started working until when described humidity sensor 4 detects and draws AD through described single-chip microprocessor MCU real-time judgment
actual﹤ AD
specifiedtime, then, described single-chip microprocessor MCU provides I/O1 interface low level signal, and described first relay R Y1 disconnects, and described dehumidifying blower fan 3 quits work.In addition, in described dehumidifying blower fan 3 work process, described single-chip microprocessor MCU controls described alarm 5 and carries out alarm and show correlative code.
2) when disinfection cabinet needs to carry out drying work, described single-chip microprocessor MCU provides I/O2 interface and I/O3 interface high level signal respectively, described second relay R Y2 and the equal conducting of the 3rd relay R Y3, described heater 1 and circulating fan 2 work simultaneously, water in such disinfection cabinet body on dining utensil generates aqueous vapor through high temperature and is discharged in machine, thus the humidity in disinfection cabinet body 6 just can be caused constantly to increase, if when described humidity sensor 4 detects and draws AD through described single-chip microprocessor MCU real-time judgment
actual>AD
specifiedtime, described single-chip microprocessor MCU provides I/O1 interface high level signal, described first relay R Y1 conducting, and described dehumidifying blower fan 3 is started working and continued to whole drying course and completes; Then, described single-chip microprocessor MCU provides I/O2 interface and I/O3 interface low level signal respectively, described second relay R Y2 and the 3rd relay R Y3 all disconnects, described heater 1 and circulating fan 2 quit work simultaneously, if now detect through described humidity sensor 4 and draw AD through described single-chip microprocessor MCU real-time judgment
actual﹤ AD
specifiedtime, described single-chip microprocessor MCU provides I/O1 interface low level signal, and described first relay R Y1 disconnects, and described dehumidifying blower fan 3 quits work.In addition, in described dehumidifying blower fan 3 work process, described single-chip microprocessor MCU controls described alarm 5 and carries out alarm and show correlative code.
Claims (7)
1. the high humidity protection circuit of a disinfection cabinet, it is characterized in that: comprise external power source, drying system, dehumidification system, humidity measuring circuit, single-chip microcomputer (MCU) and protection circuit, wherein, described external power source provides electric energy for described drying system and dehumidification system work, described humidity measuring circuit is in order to detect the moisture signal in disinfection cabinet body, and this moisture signal is transferred to described single-chip microcomputer (MCU), described single-chip microcomputer (MCU) controls conducting and the disconnection of described protection circuit, and the conducting of described protection circuit and disconnection corresponding be able to switch on and off the work of described drying system and dehumidification system.
2. the high humidity protection circuit of disinfection cabinet according to claim 1; it is characterized in that: the power end pin on described drying system and dehumidification system is in parallel the N end being connected to described external power source, another power end pin on described drying system and dehumidification system is held in the L of described external power source respectively by described protection circuit electrical connection and disconnecting.
3. the high humidity protection circuit of disinfection cabinet according to claim 2; it is characterized in that: described drying system is made up of heater (1) and circulating fan (2); described dehumidification system is made up of the blower fan that dehumidifies (3); described heater (1), circulating fan (2) and dehumidifying blower fan (3) are all located and are built in described disinfection cabinet body, the N end being connected to described external power source and the power end pin in described heater (1), circulating fan (2) and dehumidifying blower fan (3) is all in parallel.
4. the high humidity protection circuit of disinfection cabinet according to claim 3, it is characterized in that: described protection circuit is made up of three group relay control circuits, every group relay control circuit all includes relay (RY) and audion (Q), wherein, another power end pin in described heater (1), circulating fan (2) and dehumidifying blower fan (3) all respectively corresponding be electrically connected by these three relays (RY) and disconnect hold in the L of described external power source; The input of the colelctor electrode of these three audions (Q) described relay (RY) corresponding thereto all is respectively electrically connected, the base stage of these three audions (Q) the I/O interface all respectively on described single-chip microcomputer is corresponding thereto electrically connected, and emitter stage all ground connection of these three audions (Q).
5. the high humidity protection circuit of disinfection cabinet according to claim 3, is characterized in that: the one in optical wave tube and critesistor selected by described heater (1).
6. the high humidity protection circuit of disinfection cabinet according to claim 1; it is characterized in that: described humidity measuring circuit comprises humidity sensor (4) and the first resistance (R1); described humidity sensor (4) location is built in described disinfection cabinet body; and the outfan of described humidity sensor (4) is electrically connected on described single-chip microcomputer (MCU); one end of described first resistance (R1) is electrically connected on the outfan of described humidity sensor (4), the other end ground connection of described first resistance (R1).
7. the high humidity protection circuit of disinfection cabinet according to claim 1, is characterized in that: be also provided with an alarm (5), and described alarm is electrically connected on described single-chip microcomputer (MCU).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310476507.XA CN104548149A (en) | 2013-10-12 | 2013-10-12 | High-humidity protection circuit of disinfection cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310476507.XA CN104548149A (en) | 2013-10-12 | 2013-10-12 | High-humidity protection circuit of disinfection cabinet |
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| Publication Number | Publication Date |
|---|---|
| CN104548149A true CN104548149A (en) | 2015-04-29 |
Family
ID=53065913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310476507.XA Pending CN104548149A (en) | 2013-10-12 | 2013-10-12 | High-humidity protection circuit of disinfection cabinet |
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| CN (1) | CN104548149A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106094585A (en) * | 2016-06-15 | 2016-11-09 | 珠海格力电器股份有限公司 | The control method of household electrical appliance, device and equipment |
| CN106708118A (en) * | 2016-12-14 | 2017-05-24 | 安徽长龙电气集团有限公司 | High humidity protection circuit used for power distribution cabinet |
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| CN2116394U (en) * | 1992-04-21 | 1992-09-23 | 北京市海淀新陆医学技术开发公司 | Multifunction endoscope cabinet |
| CN201893549U (en) * | 2010-12-18 | 2011-07-06 | 王艳辉 | Temperature-humidity protecting circuit of switch cabinet |
| CN102895690A (en) * | 2012-09-29 | 2013-01-30 | 苏州工业园区职业技术学院 | Intelligent disinfection cabinet |
| CN202822214U (en) * | 2012-10-18 | 2013-03-27 | 樱花卫厨（中国）股份有限公司 | Automatic detection circuit of disinfection cabinet dying unit |
| CN203208386U (en) * | 2013-03-05 | 2013-09-25 | 周建东 | Disinfection cabinet |
| CN203469062U (en) * | 2013-10-12 | 2014-03-12 | 樱花卫厨（中国）股份有限公司 | High-humidity protective circuit of disinfection cabinet |
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2013
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2116394U (en) * | 1992-04-21 | 1992-09-23 | 北京市海淀新陆医学技术开发公司 | Multifunction endoscope cabinet |
| CN201893549U (en) * | 2010-12-18 | 2011-07-06 | 王艳辉 | Temperature-humidity protecting circuit of switch cabinet |
| CN102895690A (en) * | 2012-09-29 | 2013-01-30 | 苏州工业园区职业技术学院 | Intelligent disinfection cabinet |
| CN202822214U (en) * | 2012-10-18 | 2013-03-27 | 樱花卫厨（中国）股份有限公司 | Automatic detection circuit of disinfection cabinet dying unit |
| CN203208386U (en) * | 2013-03-05 | 2013-09-25 | 周建东 | Disinfection cabinet |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106094585A (en) * | 2016-06-15 | 2016-11-09 | 珠海格力电器股份有限公司 | The control method of household electrical appliance, device and equipment |
| CN106708118A (en) * | 2016-12-14 | 2017-05-24 | 安徽长龙电气集团有限公司 | High humidity protection circuit used for power distribution cabinet |
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Application publication date: 20150429 |
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