CN104436269B - Bactericidal device and refrigerator - Google Patents
Bactericidal device and refrigerator Download PDFInfo
- Publication number
- CN104436269B CN104436269B CN201410828651.XA CN201410828651A CN104436269B CN 104436269 B CN104436269 B CN 104436269B CN 201410828651 A CN201410828651 A CN 201410828651A CN 104436269 B CN104436269 B CN 104436269B
- Authority
- CN
- China
- Prior art keywords
- voltage
- transformation
- rectifier
- control circuit
- detector
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The invention discloses a kind of bactericidal device, the bactericidal device includes being used for sparking electrode, power processor, transformation/rectifier, detector and the control circuit for producing electric arc, the input input DC power of power processor, the output end of power processor is connected with the input of transformation/rectifier, and the output end of transformation/rectifier electrically connects with the sparking electrode of refrigerator；The signal acquisition terminal of detector is connected with the output end of transformation/rectifier, and the transmitting terminal of detector and the receiving terminal of control circuit connect；The control terminal of control circuit and the controlled end of power processor connect.The invention also discloses a kind of refrigerator.The present invention solves the problems, such as that bactericidal device generation ozone is too fast in the prior art, can reduce the security that refrigerator uses, and save electric energy.
Description
Technical field
The present invention relates to a kind of bactericidal device and refrigerator.
Background technology
At present, for the degerming of space in refrigerator and food, typically using ozone, anion, plasma and water ion
Deng gaseous state sterilization technology.Wherein, ozone sterilization technology mainly connects high voltage power supply by sparking electrode and produces electric arc to air
In hydrone decomposed and produce ozone, still, because the breakdown voltage of sparking electrode is general higher, up to kilovolt with
On, therefore, the output voltage of high voltage power supply is also needed up to more than kilovolt, and under such high pressure, the decomposition rate of hydrone
Can quickly, so, the concentration of ozone will be very high in refrigerator.And ozone concentration is too high not only can cause shadow to the inner bag of refrigerator
Ring, but also the body of user can be adversely affected.
The content of the invention
It is a primary object of the present invention to provide a kind of bactericidal device, it is intended to solve the higher technology of ozone concentration in refrigerator
Problem.
To achieve the above object, the present invention provides a kind of bactericidal device, and the bactericidal device includes power processor, become
Pressure/rectifier, detector, control circuit and the sparking electrode for producing electric arc, the input input of the power processor
Dc source, the output end of the power processor are connected with the input of the transformation/rectifier, the transformation/rectifier
Output end electrically connected with the sparking electrode；The signal acquisition terminal of the detector and the output end of the transformation/rectifier
Connection, the transmitting terminal of the detector are connected with the receiving terminal of the control circuit；The control terminal of the control circuit with it is described
The controlled end connection of power processor；Wherein,
The power processor is used to be conveyed to the transformation/rectifier after input DC power is amplified, and the transformation/
Rectifier is used to the dc source after boosting being converted into high voltage power supply, and is exported after carrying out rectification to the high voltage power supply to institute
State sparking electrode；The detector is exported to the voltage of the sparking electrode for detecting the transformation/rectifier, and will detection
To the voltage that is collected compared with predetermined reference voltage and in the detector of voltage be more than the predetermined reference voltage
When export the first level signal, the control circuit is used to the control circuit is carried in into institute according to first level signal
Stating the current duty cycle on power processor and adjusting is less than described current to the first default dutycycle, the described first default dutycycle
Dutycycle.
Preferably, the detector includes comparator, for voltage and the preset reference electricity collected described in comparison
Pressure.
Preferably, the control circuit includes memory, for storing the startup voltage of the sparking electrode.
Preferably, the startup voltage of the sparking electrode is the breakdown voltage of the sparking electrode.
Preferably, the bactericidal device also includes the adjusting means electrically connected with the adjustment end of the control circuit, described
Adjusting means is used for the initial output voltage for setting the transformation/rectifier.
Preferably, the adjusting means includes adjustable resistance and the adjusting knob of the regulation adjustable resistance resistance.
Preferably, the control circuit is single-chip microcomputer or PWM controller.
In addition, to achieve the above object, the present invention also provides a kind of refrigerator, the refrigerator includes degerming dress as described above
Put；The bactericidal device includes power processor, transformation/rectifier, detector, control circuit and the electric discharge for producing electric arc
Electrode, the input input DC power of the power processor, the output end of the power processor and the transformation/rectification
The input connection of device, the output end of the transformation/rectifier electrically connect with the sparking electrode；The signal of the detector is adopted
Collection end is connected with the output end of the transformation/rectifier, and the transmitting terminal of the detector and the receiving terminal of the control circuit connect
Connect；The control terminal of the control circuit is connected with the controlled end of the power processor；Wherein, the power processor is used to incite somebody to action
Transformation/the rectifier is conveyed to after input DC power amplification, the transformation/rectifier is used for the dc source after boosting
High voltage power supply is converted into, and is exported after carrying out rectification to the high voltage power supply to the sparking electrode；The detector is used to examine
Survey the transformation/rectifier to export to the voltage of the sparking electrode, and the voltage detected and predetermined reference voltage are carried out
Compare and the first level signal, the control are exported when the voltage that the detector collects is more than the predetermined reference voltage
Circuit is used for the current duty cycle being carried in the control circuit according to first level signal on the power processor
Regulation to the first default dutycycle, the described first default dutycycle is less than the current duty cycle.
The present invention produces sparking electrode, power processor, transformation/rectifier, detector and the control of electric arc by setting
Circuit, wherein, power processor is used to be conveyed to the transformation/rectifier, the transformation/whole after input DC power is amplified
Stream device is used to the dc source after boosting being converted into high voltage power supply, and is exported after carrying out rectification to the high voltage power supply to described
Sparking electrode；The detector is exported to the voltage of the sparking electrode for detecting the transformation/rectifier, and will be detected
Voltage turned down compared with predetermined reference voltage and when the voltage detected is less than predetermined reference voltage at the power supply
The current output duty cycle of device is managed, so that the output voltage of the transformation/rectifier reduces, is made smelly caused by sparking electrode decomposition
Oxygen amount is reduced, so as to avoid refrigerator produce ozone it is too high and the problem of influence user's body；Further, since output power of power supply
Reduce, the electric energy consumed is reduced, and has saved the energy.
Brief description of the drawings
Fig. 1 is the electrical block diagram of the embodiment of bactericidal device one of the present invention.
The realization, functional characteristics and advantage of the object of the invention will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
The present invention provides a kind of bactericidal device, degerming to be carried out to interior refrigerator space suitable for various refrigerators.
Reference picture 1, in one embodiment, the bactericidal device include sparking electrode 10, power processor 11, transformation/whole
Flow device 12, detector 13 and control circuit 14.
Specifically, the input input DC power of the power processor 11, the output end of the power processor 11
It is connected with the input of the transformation/rectifier 12, the output end of the transformation/rectifier 12 and the sparking electrode of the refrigerator
10 electrical connections；The signal acquisition terminal of the detector 13 is connected with the output end of the transformation/rectifier 12, the detector 13
Transmitting terminal be connected with the receiving terminal of the control circuit 14；The control terminal of the control circuit 14 and the power processor 11
Controlled end connection.
Wherein, sparking electrode 10 is used to produce electric arc in breakdown, and the hydrone that the electric arc can be in air is decomposed,
To generate ozone.The power processor 11 is used to be conveyed to the transformation/rectifier 12, institute after input DC power is amplified
State transformation/rectifier 12 to be used to the dc source after boosting being converted into high voltage power supply, and rectification is carried out to the high voltage power supply
After export to the sparking electrode 10；The detector 13 is exported to the electric discharge electricity for detecting the transformation/rectifier 12
The voltage of pole 10, and the voltage collected by the voltage detected compared with predetermined reference voltage and in the detector 13
The first level signal is exported during more than the predetermined reference voltage, the control circuit 14 is used for according to first level signal
The current duty cycle that the control circuit 14 is carried on the power processor 11 is adjusted to the first default dutycycle, it is described
First default dutycycle is less than the current duty cycle.
It should be noted that the startup voltage of the sparking electrode 10 is the breakdown voltage of the sparking electrode 10, such as
2500 volts.And after the breakdown of sparking electrode 10, maintaining the voltage of the normal work of sparking electrode 10 only needs 450 volts, and 450
Volt is stable to Comparision between 2000 volts, and therefore, the sterilizing unit utilizes this characteristic, starts or opens in sparking electrode 10
After dynamic a period of time, the voltage for supplying sparking electrode 10 is reduced, electric energy can be not only saved, continuous high-pressure can also be avoided to make
With making ozone produce speed on sparking electrode 10, ozone concentration is higher in refrigerator.Therefore, using the sterilizing unit
Refrigerator is not only more energy efficient, and more healthy.
In addition it is also necessary to explanation, above-mentioned first level signal is preferably high level signal.The control circuit 14 can
Realized using single-chip microcomputer, PWM controller or other PLDs.
Bactericidal device of the present invention is by setting the sparking electrode 10 for producing electric arc, power processor 11, transformation/rectifier
12nd, detector 13 and control circuit 14, wherein, power processor 11 is used to be conveyed to the change after input DC power is amplified
Pressure/rectifier 12, the transformation/rectifier 12 are used to the dc source after boosting being converted into high voltage power supply, and to the height
Voltage source is exported to the sparking electrode 10 after carrying out rectification；The detector 13 is defeated for detecting the transformation/rectifier 12
Go out to the voltage of the sparking electrode 10, and by the voltage detected compared with predetermined reference voltage and in the electricity detected
The current output duty cycle that the power processor 11 is turned down when predetermined reference voltage is forced down, so that the transformation/rectifier
12 output voltage reduces, and sparking electrode 10 is decomposed caused ozone amount and reduces, too high so as to avoid refrigerator generation ozone
And the problem of influenceing user's body；Further, since output power of power supply reduces, the electric energy consumed is reduced, and has saved the energy.
It is understood that detector 13 described in above-described embodiment includes comparator, for what is collected described in comparison
Voltage and the predetermined reference voltage.When comparative result is to be, first level signal is exported.Wherein, preset reference electricity
Pressure can be any voltage value between 450 volts to 2000 volts.
It is understood that control circuit 14 described in above-described embodiment includes memory (not shown), the memory
Preferably register, for storing the startup voltage of the sparking electrode 10.When the sterilizing unit works on power, control circuit 14
According to the output duty cycle of the startup voltage-regulation power processor 11 stored in memory, make transformation/rectifier 12 finally defeated
The supply voltage gone out is the startup voltage of sparking electrode 10, namely the breakdown voltage of sparking electrode 10.
Based on above-described embodiment, further, the bactericidal device also includes and the adjustment end of the control circuit 14 electricity
The adjusting means 15 of connection, the adjusting means 15 are used for the initial output voltage for setting the transformation/rectifier 12.By this
Adjusting means 15 can set the startup voltage of sparking electrode 10, so when changing the sparking electrode 10 of different startup voltages,
The startup voltage of sparking electrode 10, the supply voltage for exporting transformation/rectifier 12 can also be changed by the adjusting means 15
It is consistent with the startup voltage of sparking electrode 10.
Based on the embodiment, further, the adjusting means 15 includes adjustable resistance and adjusts adjustable resistance resistance
Adjusting knob.The rotating part of wherein adjustable resistance is connected with adjusting knob, and the resistance of adjustable resistance is adjusted by adjusting knob.When
So, in other embodiments, the adjusting means 15 can also be other forms, such as slide rheostat.
The present invention also provides a kind of refrigerator, and the refrigerator includes above-mentioned bactericidal device；The detailed construction of the bactericidal device can
With reference to above-described embodiment, here is omitted；It is understood that due to having used above-mentioned bactericidal device in refrigerator, therefore,
The embodiment of the refrigerator includes whole technical schemes of above-mentioned bactericidal device whole embodiments, and the technique effect reached is also complete
It is exactly the same, it will not be repeated here.
The preferred embodiments of the present invention are these are only, are not intended to limit the scope of the invention, it is every to utilize this hair
The equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (6)
- A kind of 1. bactericidal device, it is characterised in that the bactericidal device include power processor, transformation/rectifier, detector, Control circuit and the sparking electrode for producing electric arc, the input input DC power of the power processor, the power supply The output end of processor is connected with the input of the transformation/rectifier, output end and the electric discharge of the transformation/rectifier Electrode electrically connects；The signal acquisition terminal of the detector is connected with the output end of the transformation/rectifier, the hair of the detector Sending end is connected with the receiving terminal of the control circuit；The control terminal of the control circuit and the controlled end of the power processor connect Connect；Wherein,The power processor is used to be conveyed to the transformation/rectifier, the transformation/rectification after input DC power is amplified Device is used to the dc source after boosting being converted into high voltage power supply, and output after high voltage power supply progress rectification is put to described Electrode；The detector is used to detect the transformation/rectifier and export to the voltage of the sparking electrode, and will detect Voltage is compared with predetermined reference voltage and defeated when the voltage that the detector collects is more than the predetermined reference voltage Go out the first level signal, the control circuit is used to the control circuit is carried in into the electricity according to first level signal Current duty cycle on source processor, which is adjusted to the first default dutycycle, the described first default dutycycle, is less than the current duty Than；Wherein,The bactericidal device also includes the adjusting means electrically connected with the adjustment end of the control circuit, and the adjusting means is used for The initial output voltage of the transformation/rectifier is set, so as to be adapted with the startup voltage of the sparking electrode after replacing；Its In, the adjusting means includes adjustable resistance and the adjusting knob of the regulation adjustable resistance resistance.
- 2. bactericidal device as claimed in claim 1, it is characterised in that the detector includes comparator, for described in comparison The voltage collected and the predetermined reference voltage.
- 3. bactericidal device as claimed in claim 1, it is characterised in that the control circuit includes memory, for storing State the startup voltage of sparking electrode.
- 4. bactericidal device as claimed in claim 3, it is characterised in that the startup voltage of the sparking electrode is the electric discharge electricity The breakdown voltage of pole.
- 5. bactericidal device as claimed in claim 1, it is characterised in that the control circuit is single-chip microcomputer or PWM controller.
- 6. a kind of refrigerator, it is characterised in that the refrigerator includes the bactericidal device as described in claim any one of 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410828651.XA CN104436269B (en) | 2014-12-26 | 2014-12-26 | Bactericidal device and refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410828651.XA CN104436269B (en) | 2014-12-26 | 2014-12-26 | Bactericidal device and refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104436269A CN104436269A (en) | 2015-03-25 |
| CN104436269B true CN104436269B (en) | 2017-12-19 |
Family
ID=52883520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410828651.XA Active CN104436269B (en) | 2014-12-26 | 2014-12-26 | Bactericidal device and refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104436269B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107374547B (en) * | 2017-08-08 | 2020-07-14 | 佛山市顺德区美的洗涤电器制造有限公司 | Sterilization device and household appliance |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4682266A (en) * | 1985-04-22 | 1987-07-21 | National Distillers And Chemical Corporation | Ozonator power supply employing a current source inverter |
| CN2040234U (en) * | 1988-08-10 | 1989-06-28 | 张勤 | Battery-type electronic fresh-keeping and deodorizing device for refrigerator |
| CN1941582A (en) * | 2005-09-29 | 2007-04-04 | 三星电子株式会社 | High power supply to control an abnormal load |
| CN202705038U (en) * | 2012-06-28 | 2013-01-30 | 福建新大陆环保科技有限公司 | Ozone generating equipment capable of automatically adjusting work voltage of ozone electro-discharge pipe |
| CN203872071U (en) * | 2014-06-11 | 2014-10-08 | 深圳市瑞旺光电科技有限公司 | Power circuit |
| CN204709460U (en) * | 2014-12-26 | 2015-10-21 | 合肥华凌股份有限公司 | Bactericidal device and refrigerator |
-
2014
- 2014-12-26 CN CN201410828651.XA patent/CN104436269B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4682266A (en) * | 1985-04-22 | 1987-07-21 | National Distillers And Chemical Corporation | Ozonator power supply employing a current source inverter |
| CN2040234U (en) * | 1988-08-10 | 1989-06-28 | 张勤 | Battery-type electronic fresh-keeping and deodorizing device for refrigerator |
| CN1941582A (en) * | 2005-09-29 | 2007-04-04 | 三星电子株式会社 | High power supply to control an abnormal load |
| CN202705038U (en) * | 2012-06-28 | 2013-01-30 | 福建新大陆环保科技有限公司 | Ozone generating equipment capable of automatically adjusting work voltage of ozone electro-discharge pipe |
| CN203872071U (en) * | 2014-06-11 | 2014-10-08 | 深圳市瑞旺光电科技有限公司 | Power circuit |
| CN204709460U (en) * | 2014-12-26 | 2015-10-21 | 合肥华凌股份有限公司 | Bactericidal device and refrigerator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104436269A (en) | 2015-03-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204742632U (en) | Electronic cigarette | |
| CA2613242A1 (en) | Dimmer having a microprocessor-controlled power supply | |
| TW201308828A (en) | Method, devide, and system for charging, and of portable apparatus | |
| CN106072778B (en) | Voltage-dropping type integrated circuit and electronic cigarette | |
| TW201226089A (en) | Self-adjusting power device for high efficiency electrical discharge machining and method thereof | |
| CN103418086B (en) | Wound treatment device utilizing high voltage to generate plasma | |
| TWI338207B (en) | Power supply controller and method therefor | |
| CN104436269B (en) | Bactericidal device and refrigerator | |
| WO2006071513A3 (en) | Power supply for electrochemical ion exchange | |
| CN203733014U (en) | Compressor preheating circuit and air conditioner | |
| CN211999938U (en) | Electrode overcurrent protection circuit, electrolytic circuit and disinfectant manufacturing machine | |
| CN204709460U (en) | Bactericidal device and refrigerator | |
| CN105449533A (en) | Anion device | |
| WO2018205720A1 (en) | Negative ion generating device, air conditioner, and air purifier | |
| CN106086931B (en) | A kind of automatic adjusument hydrogen manufacturing drive circuit | |
| CN203447644U (en) | Wound treatment device by utilizing high voltage to generate plasma | |
| CN103956899B (en) | Constant-current controller and BUCK constant-current circuit | |
| WO2012158496A4 (en) | High-voltage startup circuit | |
| NZ597014A (en) | Electrolysis cell and electrical power unit incorporating same | |
| CN202554547U (en) | Electronic automatic deodorizing device for refrigerator | |
| CN202089769U (en) | Ozone generator control circuit | |
| CN206237171U (en) | A kind of electronic cigarette of constant power output | |
| CN206922211U (en) | A kind of high temperature supplies power distributing cabinet from early warning type | |
| CN211214647U (en) | Intelligent cupping instrument | |
| CN205649104U (en) | Radio dryer charges |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |