CN106016962A - Automatic refrigerator deodorization control system based on polyharmonic vibration trigger circuit - Google Patents

Automatic refrigerator deodorization control system based on polyharmonic vibration trigger circuit Download PDF

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Publication number
CN106016962A
CN106016962A CN201610529981.8A CN201610529981A CN106016962A CN 106016962 A CN106016962 A CN 106016962A CN 201610529981 A CN201610529981 A CN 201610529981A CN 106016962 A CN106016962 A CN 106016962A
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China
Prior art keywords
pole
audion
polar capacitor
resistance
positive pole
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CN201610529981.8A
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Chinese (zh)
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不公告发明人
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Chengdu Feikairui Technology Co Ltd
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Chengdu Feikairui Technology Co Ltd
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Priority to CN201610529981.8A priority Critical patent/CN106016962A/en
Publication of CN106016962A publication Critical patent/CN106016962A/en
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00—Disinfection, sterilisation or deodorisation of air
    • A61L9/015—Disinfection, sterilisation or deodorisation of air using gaseous or vaporous substances, e.g. ozone
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00—General constructional features
    • F25D23/12—Arrangements of compartments additional to cooling compartments; Combinations of refrigerators with other equipment, e.g. stove
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00—Arrangement or mounting of control or safety devices
    • F25D29/003—Arrangement or mounting of control or safety devices for movable devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00—Arrangement or mounting of control or safety devices
    • F25D29/005—Mounting of control devices
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2209/00—Aspects relating to disinfection, sterilisation or deodorisation of air
    • A61L2209/10—Apparatus features
    • A61L2209/11—Apparatus for controlling air treatment
    • A61L2209/111—Sensor means, e.g. motion, brightness, scent, contaminant sensors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
    • F25D2317/04—Treating air flowing to refrigeration compartments
    • F25D2317/041—Treating air flowing to refrigeration compartments by purification
    • F25D2317/0415—Treating air flowing to refrigeration compartments by purification by deodorizing

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Amplifiers (AREA)

Abstract

The invention discloses an automatic refrigerator deodorization control system based on a polyharmonic vibration trigger circuit. The automatic refrigerator deodorization control system is characterized by being mainly composed of a processing chip U2, a diode rectifier U1, a gas sensor QM, a transformer T, a triode VT1, a polar capacitor C1, an electric inductor L1, a voltage stabilizing diode D2, a polar capacitor C3, a polar capacitor C9, an anti-jamming circuit, a triode voltage stabilizing circuit, a second-order filter circuit and the polyharmonic vibration trigger circuit, wherein the second-order filter circuit is connected between the positive electrode of the polar capacitor C1 and a pin IN of the processing chip U2 in series, and the polyharmonic vibration trigger circuit is connected between the anti-jamming circuit and the dotted terminal of a primary side inductance coil of the transformer T in series. The automatic refrigerator deodorization control system can automatically conduct sterilization, disinfection and deodorization on a refrigerator according to the peculiar smell concentration, detected by the gas sensor QM, in the refrigerator, and therefore it is ensured that the automatic refrigerator deodorization control system can effectively eliminate the peculiar smell in the refrigerator, and the biochemical reaction in vegetables or fruits is effectively restrained.

Description

A kind of refrigerator automatic deodorizing control system triggering circuit based on multi resonant vibration
Technical field
The present invention relates to electronic applications, specifically, be that a kind of vibration based on multi resonant triggers the refrigerator of circuit certainly Dynamic deodorization control system.
Background technology
Traditional electric refrigerator be the porous adsorption utilizing activated carbon to the abnormal flavour adsorbing in refrigerator, but this Deodorizing method is without bactericidal action, and it is frequently necessary to change activated carbon, and therefore its use is very inconvenient.Along with The development of science and technology, people begin to use ozone, to substitute activated carbon, electric refrigerator is carried out deodorization.Ozone not only may be used Refrigerator to be carried out sterilizing and sterilization, and the biochemical reaction of vegetable or fruit internal can also be suppressed, play one Fixed preservation.
At present, when deodorant for refregerator many employings refrigerator doors is opened, the light-illuminating in case is to the side on photoelectric receiving tube Formula controls the corona discharge of Deodorising, makes air ionization produce ozone, and this control mode is in refrigerator doors The abnormal flavour in refrigerator can not be caused not to be eliminated in time carrying out deodorization in refrigerator, thus adds when not opening Fast biochemical reaction within veterinary antibiotics.
Therefore it provides a kind of deodorant for refregerator that refrigerator automatically can carry out deodorization according to the abnormal flavour in refrigerator controls System is the task of top priority.
Summary of the invention
It is an object of the invention to overcome deodorant for refregerator pipe of the prior art can not to enter according to the abnormal flavour in refrigerator The defect of row automatic deodorizing, it is provided that a kind of based on multi resonant vibration trigger circuit refrigerator automatic deodorizing control system System.
The present invention is achieved through the following technical solutions: a kind of refrigerator based on multi resonant vibration triggering circuit is automatic Deodorization control system, mainly by processing chip U2, diode rectifier U1, gas sensor QM, transformation Device T, audion VT1, be serially connected in the cathode output end of diode rectifier U1 and the VPOS processing chip U2 Audion mu balanced circuit between pin, after positive electrode resistance R1 the colelctor electrode with audion VT1 be connected, The polar capacitor C1 that negative pole is connected with gas sensor QM, one end is connected with the positive pole of polar capacitor C1 Connect, inductance L1 that the other end is connected with the emitter stage of audion VT1, be just serially connected in polar capacitor C1 Second-order filter circuit between pole and the IN pin processing chip U2, N pole and the VPOS processing chip U2 The voltage stabilizing that pin is connected, P pole cathode output end with diode rectifier U1 after resistance R4 is connected Diode D2, positive pole is connected with the cathode output end of diode rectifier U1, negative pole and diode rectification The cathode output end of device U1 be connected after the polar capacitor C3 of ground connection, positive pole and transformator T secondary inductance line The polarity that Same Name of Ends is connected, negative pole is connected with the non-same polarity of the transformator T secondary inductance coil electricity of circle Hold C9, respectively with FDBK pin and the non-same polarity of transformator T former limit inductance coil processing chip U2 The anti-jamming circuit being connected, and it is serially connected in the of the same name of anti-jamming circuit limit former with transformator T inductance coil Multi resonant vibration between end triggers circuit composition；The GPOS pin of described process chip U2 and transformator T The non-same polarity of former limit inductance coil is connected, its VPOS pin exports with the positive pole of diode rectifier U1 End is connected, its GND pin ground connection.
Described second-order filter circuit is by amplifier P1, amplifier P2, audion VT9, positive pole and amplifier The positive pole of P1 is connected, negative pole as second-order filter circuit input and with the positive pole phase of polar capacitor C1 The polar capacitor C15 connected, positive pole negative pole with polar capacitor C15 after resistance R20 is connected, negative pole Polar capacitor C19, the P pole of ground connection positive pole with amplifier P1 after resistance R21 is connected, N pole is through electricity After resistance R24 diode D10, the N pole that is connected with the outfan of amplifier P1 after resistance R23 with three poles The diode that the base stage of pipe VT9 is connected, P pole negative pole with amplifier P1 after resistance R22 is connected D9, after one end is connected with the colelctor electrode of audion VT9, the other end is connected with the P pole of diode D9 The inductance L2 of ground connection, positive pole is connected with the outfan of amplifier P1, the transmitting of negative pole and audion VT9 The polar capacitor C16 that pole is connected, negative pole is connected with the positive pole of amplifier P2, positive pole and amplifier P1 The polar capacitor C17 that is connected of outfan, one end is connected with the negative pole of amplifier P2, other end ground connection Resistance R25, negative pole is connected with the outfan of amplifier P21, positive pole after resistance R26 with amplifier The polar capacitor C18 that the positive pole of P2 is connected, and one end is connected with the positive pole of amplifier P2, the other end The adjustable resistance R27 composition being connected with the negative pole of polar capacitor C18；The outfan of described amplifier P2 is made For the outfan of second-order filter circuit and it is connected with the IN pin processing chip U2.
Described audion mu balanced circuit is by audion VT6, audion VT7, and audion VT8, positive pole is through electricity Resistance R14 after be connected with the base stage of audion VT6, negative pole as audion mu balanced circuit input and with The polar capacitor C10 that the cathode output end of diode rectifier U1 is connected, one end and polar capacitor C10 Positive pole be connected, resistance R12, the P pole of other end ground connection after resistance R13 with polar capacitor C10's The diode D7 that positive pole is connected, N pole colelctor electrode with audion VT7 after resistance R17 is connected, Negative pole colelctor electrode with audion VT7 after resistance R18 is connected, the emitter stage of positive pole and audion VT8 The polar capacitor C14 being connected, negative pole is connected with the base stage of audion VT7, positive pole and audion VT6 The polar capacitor C12 that is connected of colelctor electrode, negative pole base stage with audion VT8 after resistance R19 is connected Connect, polar capacitor C13 that positive pole is connected with the emitter stage of audion VT7, positive pole is through adjustable resistance R15 Afterwards the emitter stage with audion VT6 be connected, the polar capacitor C11 of minus earth, and P pole is through resistance Be connected with the positive pole of polar capacitor C11 after R16, N pole steady with what the colelctor electrode of audion VT8 was connected Pressure diode D8 composition；The minus earth of described polar capacitor C14；The N pole of described Zener diode D8 As the outfan of audion mu balanced circuit and it is connected with the VPOS pin processing chip U2.
Described anti-jamming circuit is by audion VT2, audion VT3, and not gate IC1, P pole is after resistance R2 Be connected with the FDBK pin processing chip U2, N pole is connected with the colelctor electrode of audion VT2 two Pole pipe D1, negative pole emitter stage with audion VT2 after resistance R5 is connected, after positive electrode resistance R6 with Polar capacitor C5, the P pole that the backward end of not gate IC1 is connected is connected with the base stage of audion VT2, N Pole be connected with the negative pole of polar capacitor C5 after the diode D3 of ground connection, positive pole after resistance R7 with polarity electricity Hold C5 positive pole be connected, the polar capacitor C4 of minus earth, positive pole after resistance R3 with audion VT3 The polar capacitor C2 that colelctor electrode is connected, negative pole is connected with the GPOS pin of process chip U2, with And one end is connected with the emitter stage of audion VT3, the other end is connected with the positive pole of polar capacitor C5 Adjustable resistance R8 forms；The forward end of emitter stage NAND gate IC1 of described audion VT2 is connected；Institute The positive pole of the colelctor electrode and polar capacitor C4 of stating audion VT3 is connected, its base stage and polar capacitor C5 Positive pole is collectively forming the outfan of anti-jamming circuit and is connected with multi resonant vibration triggering circuit.
Described multi resonant vibration trigger circuit by audion VT4, audion VT5, not gate IC2, not gate IC3, Not gate IC4, field effect transistor MOS, positive pole colelctor electrode with audion VT5 after resistance R9 is connected, Polar capacitor C6, the N pole that negative pole is connected with the base stage of audion VT4 and the emitter stage of audion VT5 Be connected, diode D5 that P pole is connected with the emitter stage of audion VT4, one end and audion VT5 The resistance R11 that emitter stage is connected, the forward end of NAND gate IC4 is connected after the other end, negative pole NAND gate Polar capacitor C7, the N pole warp that the forward end of IC3 is connected, positive pole is connected with the base stage of audion VT5 After resistance R10, the backward end of NAND gate IC2 is connected, P pole is connected with the positive pole of polar capacitor C6 two Pole pipe D4, the backward end of positive pole NAND gate IC4 is connected, negative pole is connected with the grid of field effect transistor MOS The polar capacitor C8 connect, and P pole is connected with the source electrode of field effect transistor MOS, N pole and transformator T The Zener diode D6 composition that the Same Name of Ends of former limit inductance coil is connected；The positive pole of described polar capacitor C6 It is connected with the base stage of audion VT3；The colelctor electrode of described audion VT4 and the positive pole of polar capacitor C5 It is connected；The forward end of the forward end of described not gate IC3 NAND gate IC2 respectively and the forward end of not gate IC4 Be connected, the backward end of its backward end NAND gate IC2 the most respectively is connected with the backward end of not gate IC4；Institute State the grounded drain of field effect transistor MOS.
For the practical effect of the present invention, described process chip U2 the most preferentially uses the integrated core of AD603 Sheet realizes.
The present invention compared with prior art, has the following advantages and beneficial effect:
(1) present invention can be according to the abnormal flavour concentration in the refrigerator detected by gas sensor QM automatically to ice Case carries out sterilizing, sterilization, deodorization, ensures that the present invention can effectively eliminate the abnormal flavour in refrigerator, has The biochemical reaction inhibiting vegetable or fruit internal of effect.
(2) signal of telecommunication of gas sensor QM transmission can be filtered by the present invention, effectively eliminates telecommunications Disturb signal in number, make the signal of telecommunication more steady, ensure that the present invention can accurately control Deodorising to ice Case carries out deodorization.
(3) present invention can export constant voltage and current, makes output voltage and electric current and reference voltage electric current Unanimously, thus improve the present invention can control Deodorising stable refrigerator is carried out deodorization.
(4) electromagnetic interference of voltage can be eliminated or suppress by the present invention, improves the pulse value of output voltage, Make output voltage and electric current keep stable, thus improve the present invention and control Deodorising refrigerator is carried out deodorization Stability.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the present invention.
Fig. 2 is the electrical block diagram of the audion mu balanced circuit of the present invention.
Fig. 3 is the electrical block diagram of the second-order filter circuit of the present invention.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing thereof, the present invention is described in further detail, but the enforcement of the present invention Mode is not limited to this.
Embodiment
As it is shown in figure 1, the present invention is mainly by processing chip U2, diode rectifier U1, gas sensor QM, transformator T, audion VT1, resistance R1, resistance R4, polar capacitor C1, polar capacitor C3, Polar capacitor C9, Zener diode D2, inductance L1, second-order filter circuit, audion mu balanced circuit, anti- Interference circuit, and multi resonant vibration triggering circuit composition.
During connection, audion mu balanced circuit is serially connected in cathode output end and the process chip of diode rectifier U1 Between the VPOS pin of U2.With the colelctor electrode of audion VT1 after positive electrode resistance R1 of polar capacitor C1 Be connected, its negative pole is connected with gas sensor QM.One end of inductance L1 is with polar capacitor C1 just Pole is connected, its other end is connected with the emitter stage of audion VT1.Second-order filter circuit is serially connected in polarity Between positive pole and the IN pin processing chip U2 of electric capacity C1.The N pole of Zener diode D2 and process core The VPOS pin of sheet U2 is connected, its P pole is defeated with the negative pole of diode rectifier U1 after resistance R4 Go out end to be connected.
Meanwhile, the positive pole of polar capacitor C3 is connected with the cathode output end of diode rectifier U1, it is born Pole be connected with the cathode output end of diode rectifier U1 after ground connection.The positive pole of polar capacitor C9 and transformation The Same Name of Ends of device T secondary inductance coil is connected, its negative pole is non-of the same name with transformator T secondary inductance coil End is connected.Anti-jamming circuit respectively with process the FDBK pin of chip U2 and transformator T former limit electricity The non-same polarity of sense coil is connected.It is former with transformator T that multi resonant vibration triggering circuit is serially connected in anti-jamming circuit Between the Same Name of Ends of limit inductance coil.
The non-same polarity of GPOS pin limit former with the transformator T inductance coil of described process chip U2 is connected Connect, its VPOS pin is connected with the cathode output end of diode rectifier U1, its GND pin ground connection； The Same Name of Ends of described transformator T secondary inductance coil is connected with Deodorising respectively with non-same polarity；Described two The input of pole pipe commutator U1 is connected with external power source.
Further, described anti-jamming circuit is by audion VT2, audion VT3, not gate IC1, resistance R2, resistance R3, resistance R5, resistance R6, resistance R7, adjustable resistance R8, polar capacitor C2, polarity Electric capacity C4, polar capacitor C5, diode D1, and diode D3 form.
During connection, the P pole of diode D1 is connected with the FDBK pin processing chip U2 after resistance R2 Connect, its N pole is connected with the colelctor electrode of audion VT2.The negative pole of polar capacitor C5 after resistance R5 with The emitter stage of audion VT2 is connected, the backward end of NAND gate IC1 is connected after its positive electrode resistance R6. The P pole of diode D3 is connected with the base stage of audion VT2, the negative pole of its N pole and polar capacitor C5 Ground connection after being connected.The positive pole of polar capacitor C4 positive pole with polar capacitor C5 after resistance R7 is connected, Its minus earth.The positive pole of polar capacitor C2 colelctor electrode with audion VT3 after resistance R3 is connected, Its negative pole is connected with the GPOS pin processing chip U2.One end of adjustable resistance R8 and audion VT3 Emitter stage be connected, its other end is connected with the positive pole of polar capacitor C5.
The forward end of emitter stage NAND gate IC1 of described audion VT2 is connected；Described audion VT3's Colelctor electrode is connected with the positive pole of polar capacitor C4, its base stage is collectively forming anti-with the positive pole of polar capacitor C5 Disturb the outfan of circuit and be connected with multi resonant vibration triggering circuit.
Further, described multi resonant vibration trigger circuit by audion VT4, audion VT5, not gate IC2, Not gate IC3, not gate IC4, field effect transistor MOS, resistance R9, resistance R10, resistance R11, polarity electricity Hold C6, polar capacitor C7, polar capacitor C8, diode D4, diode D5, and Zener diode D6 forms.
During connection, the positive pole of polar capacitor C6 colelctor electrode with audion VT5 after resistance R9 is connected, Its negative pole is connected with the base stage of audion VT4.The N pole of diode D5 and the emitter stage of audion VT5 Be connected, its P pole is connected with the emitter stage of audion VT4.One end of resistance R11 and audion VT5 Emitter stage be connected, the forward end of NAND gate IC4 is connected after its other end.The negative pole of polar capacitor C7 The forward end of NAND gate IC3 is connected, its positive pole is connected with the base stage of audion VT5.Diode D4 N pole backward end of NAND gate IC2 after resistance R10 be connected, its P pole and polar capacitor C6 just Pole is connected.The backward end of positive pole NAND gate IC4 of polar capacitor C8 is connected, its negative pole and field effect transistor The grid of MOS is connected.The P pole of Zener diode D6 is connected with the source electrode of field effect transistor MOS, it The Same Name of Ends of limit former with transformator T, N pole inductance coil is connected.
The positive pole of described polar capacitor C6 is connected with the base stage of audion VT3；Described audion VT4's Colelctor electrode is connected with the positive pole of polar capacitor C5；The forward end of described not gate IC3 NAND gate IC2 respectively Forward end is connected with the forward end of not gate IC4, its backward end then distinguishes the backward end of NAND gate IC2 and non- The backward end of door IC4 is connected；The grounded drain of described field effect transistor MOS.
As in figure 2 it is shown, described audion mu balanced circuit is by audion VT6, audion VT7, audion VT8, Resistance R12, resistance R13, resistance R14, adjustable resistance R15, resistance R16, resistance R17, resistance R18, resistance R19, polar capacitor C10, polar capacitor C11, polar capacitor C12, polar capacitor C13, Polar capacitor C14, diode D7, and Zener diode D8 form.
During connection, the positive pole of polar capacitor C10 base stage with audion VT6 after resistance R14 is connected, Its negative pole as the input of audion mu balanced circuit and is connected with the cathode output end of diode rectifier U1 Connect.One end of resistance R12 is connected with the positive pole of polar capacitor C10, its other end ground connection.Diode D7 P pole positive pole with polar capacitor C10 after resistance R13 be connected, its N pole after resistance R17 with three The colelctor electrode of pole pipe VT7 is connected.The negative pole of polar capacitor C14 after resistance R18 with audion VT7 Colelctor electrode be connected, its positive pole is connected with the emitter stage of audion VT8.
Meanwhile, the negative pole of polar capacitor C12 be connected with the base stage of audion VT7, its positive pole and audion The colelctor electrode of VT6 is connected.The negative pole of polar capacitor C13 after resistance R19 with the base stage of audion VT8 Be connected, its positive pole is connected with the emitter stage of audion VT7.The positive pole of polar capacitor C11 is through adjustable electric Resistance R15 after be connected with the emitter stage of audion VT6, its minus earth.The P pole of Zener diode D8 After resistance R16 the positive pole with polar capacitor C11 be connected, the colelctor electrode phase of its N pole and audion VT8 Connect.The minus earth of described polar capacitor C14；The N pole of described Zener diode D8 is as audion The outfan of mu balanced circuit is also connected with the VPOS pin processing chip U2.
As it is shown on figure 3, described second-order filter circuit is by amplifier P1, amplifier P2, audion VT9, electricity Resistance R20, resistance R21, resistance R22, resistance R23, resistance R24, resistance R25, resistance R26, can Adjust resistance R27, polar capacitor C15, polar capacitor C16, polar capacitor C17, polar capacitor C18, pole Property electric capacity C19, diode D9, diode D10, and inductance L2 composition.
During connection, the positive pole of polar capacitor C15 is connected with the positive pole of amplifier P1, its negative pole is as second order The input of filter circuit is also connected with the positive pole of polar capacitor C1.The positive pole of polar capacitor C19 is through resistance After R20 the negative pole with polar capacitor C15 be connected, its minus earth.The P pole of diode D10 is through resistance After R21 the positive pole with amplifier P1 be connected, its N pole after resistance R24 with the outfan of amplifier P1 It is connected.The N pole of diode D9 base stage with audion VT9 after resistance R23 is connected, its P pole After resistance R22, the negative pole with amplifier P1 is connected.One end of inductance L2 and the current collection of audion VT9 Ground connection after pole is connected, its other end is connected with the P pole of diode D9.
Meanwhile, the positive pole of polar capacitor C16 be connected with the outfan of amplifier P1, its negative pole and audion The emitter stage of VT9 is connected.The negative pole of polar capacitor C17 is connected with the positive pole of amplifier P2, its positive pole It is connected with the outfan of amplifier P1.One end of resistance R25 is connected with the negative pole of amplifier P2, it Other end ground connection.The negative pole of polar capacitor C18 is connected with the outfan of amplifier P21, its positive pole is through electricity It is connected with the positive pole of amplifier P2 after resistance R26.One end of adjustable resistance R27 and the positive pole of amplifier P2 Be connected, its other end is connected with the negative pole of polar capacitor C18.The outfan conduct of described amplifier P2 The outfan of second-order filter circuit is also connected with the IN pin processing chip U2.
During enforcement, for the practical effect of the present invention, described gas sensor QM the most preferentially have employed XSAV12801 gas sensor realizes, and this gas sensor QM will detect the abnormal flavour concentration in refrigerator Information is transferred to after being converted to the signal of telecommunication process chip U2, processes chip U2 then according to the telecommunications received Number power compare with the baseline signal value processed in chip U2, thus the concentration of abnormal flavour in obtaining refrigerator Value, when the abnormal flavour concentration value in refrigerator is too high, processes chip U2 and exports the signal of telecommunication, and audion VT2 leads Logical ,+6V voltage is transferred to not gate IC1 through audion VT2, through not gate IC1 paraphase, and output low level, Audion VT3 conducting bleeds off the electric charge on polar capacitor C5, and audion VT4 turns on and exports high level, and two Pole pipe D5 ends, the multi-resonant trigger starting of oscillation being made up of not gate IC2 and not gate IC3 and not gate IC4, Producing the square wave of 1890Hz, wherein, not gate IC2 and not gate IC3 and not gate IC4 is parallel connection buffer output Level, square-wave signal is transferred to the grid of field effect transistor MOS by polar capacitor C8 after being filtered, by field effect transistor MOS amplify after export high-voltage pulse to Deodorising, now, Deodorising start working ghost refrigerator carry out sterilizing, Sterilization, deodorization, and the biochemical reaction within veterinary antibiotics is suppressed.When processing what chip U2 obtained When gas sensor QM detects the abnormal flavour concentration value in refrigerator less than baseline signal value, process chip U then Will not export the signal of telecommunication, audion VT2 then disconnects, and Deodorising then must not be electric, and stops going out refrigerator Bacterium, sterilization, deodorization.
Meanwhile, the signal of telecommunication of gas sensor QM transmission can be filtered by the present invention, effectively eliminates electricity Signal disturbs signal, makes the signal of telecommunication more steady, ensure that the present invention can accurately control Deodorising pair Refrigerator carries out deodorization.The present invention can export constant voltage and current, makes output voltage and electric current and benchmark electricity Current voltage is consistent, thus improve the present invention can control Deodorising stable refrigerator is carried out deodorization.The present invention The electromagnetic interference of voltage can be eliminated or suppresses, improve output voltage pulse value, make output voltage and Electric current keeps stable, thus improves the present invention and control Deodorising refrigerator carries out the stability of deodorization.In order to The practical effect of the present invention, described process chip U2 the most preferentially uses the integrated chip of AD603 to realize.
According to above-described embodiment, can well realize the present invention.

Claims (6)

1. the refrigerator automatic deodorizing control system triggering circuit based on multi resonant vibration, it is characterised in that Mainly by processing chip U2, diode rectifier U1, gas sensor QM, transformator T, audion VT1, is serially connected between the cathode output end of diode rectifier U1 and the VPOS pin processing chip U2 Audion mu balanced circuit, after positive electrode resistance R1 the colelctor electrode with audion VT1 be connected, negative pole and gas The polar capacitor C1 that dependent sensor QM is connected, one end is connected with the positive pole of polar capacitor C1, another The inductance L1 that end is connected with the emitter stage of audion VT1, is serially connected in positive pole and the process of polar capacitor C1 Second-order filter circuit between the IN pin of chip U2, N pole and the VPOS pin phase processing chip U2 Connect, Zener diode that P pole cathode output end with diode rectifier U1 after resistance R4 is connected D2, positive pole is connected with the cathode output end of diode rectifier U1, negative pole and diode rectifier U1 Cathode output end be connected after the polar capacitor C3 of ground connection, positive pole is of the same name with transformator T secondary inductance coil The polar capacitor C9 that end is connected, negative pole is connected with the non-same polarity of transformator T secondary inductance coil, point The not non-same polarity with the FDBK pin processing chip U2 and transformator T former limit inductance coil is connected Anti-jamming circuit, and be serially connected between the Same Name of Ends of anti-jamming circuit and transformator T former limit inductance coil Multi resonant vibration triggers circuit composition；The GPOS pin of described process chip U2 and transformator T former limit inductor wire The non-same polarity of circle is connected, its VPOS pin is connected with the cathode output end of diode rectifier U1, Its GND pin ground connection.
A kind of refrigerator automatic deodorizing control triggering circuit based on multi resonant vibration the most according to claim 1 System processed, it is characterised in that described second-order filter circuit by amplifier P1, amplifier P2, audion VT9, Positive pole is connected with the positive pole of amplifier P1, negative pole as second-order filter circuit input and and polar capacitor The polar capacitor C15 that the positive pole of C1 is connected, positive pole after resistance R20 with the negative pole phase of polar capacitor C15 Connect, polar capacitor C19, the P pole of minus earth positive pole with amplifier P1 after resistance R21 is connected, Diode D10, the N pole that N pole outfan with amplifier P1 after resistance R24 is connected is through resistance R23 Base stage with audion VT9 is connected afterwards, P pole negative pole with amplifier P1 after resistance R22 is connected Diode D9, one end is connected with the colelctor electrode of audion VT9, the P pole phase of the other end and diode D9 The inductance L2 of ground connection after connection, positive pole is connected with the outfan of amplifier P1, negative pole and audion VT9 The polar capacitor C16 that is connected of emitter stage, negative pole is connected with the positive pole of amplifier P2, positive pole and amplification The polar capacitor C17 that the outfan of device P1 is connected, one end is connected with the negative pole of amplifier P2, another End ground connection resistance R25, negative pole is connected with the outfan of amplifier P21, positive pole after resistance R26 and The polar capacitor C18 that the positive pole of amplifier P2 is connected, and one end is connected with the positive pole of amplifier P2, The adjustable resistance R27 composition that the other end is connected with the negative pole of polar capacitor C18；Described amplifier P2's is defeated Go out the end IN pin as the outfan of second-order filter circuit and with process chip U2 to be connected.
A kind of refrigerator automatic deodorizing control triggering circuit based on multi resonant vibration the most according to claim 2 System processed, it is characterised in that described audion mu balanced circuit is by audion VT6, audion VT7, three poles Pipe VT8, positive pole base stage with audion VT6 after resistance R14 is connected, negative pole is as audion voltage stabilizing The input of circuit the polar capacitor C10 being connected with the cathode output end of diode rectifier U1, one end Be connected with the positive pole of polar capacitor C10, resistance R12, the P pole of other end ground connection after resistance R13 with The positive pole of polar capacitor C10 is connected, N pole colelctor electrode with audion VT7 after resistance R17 is connected Diode D7, negative pole colelctor electrode with audion VT7 after resistance R18 is connected, positive pole and three poles The polar capacitor C14 that the emitter stage of pipe VT8 is connected, negative pole is connected with the base stage of audion VT7, just The polar capacitor C12 that pole is connected with the colelctor electrode of audion VT6, negative pole after resistance R19 with audion The polar capacitor C13 that the base stage of VT8 is connected, positive pole is connected with the emitter stage of audion VT7, positive pole After adjustable resistance R15 the emitter stage with audion VT6 be connected, the polar capacitor C11 of minus earth, And P pole positive pole with polar capacitor C11 after resistance R16 is connected, the collection of N pole and audion VT8 The Zener diode D8 composition that electrode is connected；The minus earth of described polar capacitor C14；Described voltage stabilizing two The N pole of pole pipe D8 as audion mu balanced circuit outfan and with process chip U2 VPOS pin phase Connect.
A kind of refrigerator automatic deodorizing control triggering circuit based on multi resonant vibration the most according to claim 3 System processed, it is characterised in that described anti-jamming circuit by audion VT2, audion VT3, not gate IC1, P pole is connected with the FDBK pin processing chip U2 after resistance R2, the collection of N pole and audion VT2 The diode D1 that electrode is connected, negative pole emitter stage with audion VT2 after resistance R5 is connected, just Polar capacitor C5, the P pole that after electrode resistance R6, the backward end of NAND gate IC1 is connected is with audion VT2's The diode D3 of ground connection after base stage is connected, N pole is connected with the negative pole of polar capacitor C5, positive pole is through electricity Resistance R7 after be connected with the positive pole of polar capacitor C5, the polar capacitor C4 of minus earth, positive pole is through resistance After R3, the colelctor electrode with audion VT3 is connected, negative pole is connected with the GPOS pin of process chip U2 Polar capacitor C2, and one end is connected with the emitter stage of audion VT3, the other end and polar capacitor The adjustable resistance R8 composition that the positive pole of C5 is connected；Emitter stage NAND gate IC1 of described audion VT2 Forward end is connected；The colelctor electrode of described audion VT3 is connected with the positive pole of polar capacitor C4, its base Pole is collectively forming the outfan of anti-jamming circuit with the positive pole of polar capacitor C5 and triggers circuit phase with multi resonant vibration Connect.
A kind of refrigerator automatic deodorizing control triggering circuit based on multi resonant vibration the most according to claim 4 System processed, it is characterised in that described multi resonant vibration triggering circuit is by audion VT4, audion VT5, non- Door IC2, not gate IC3, not gate IC4, field effect transistor MOS, positive pole after resistance R9 with audion VT5 Polar capacitor C6, the N pole that colelctor electrode is connected, negative pole is connected with the base stage of audion VT4 and three poles The diode D5 that the emitter stage of pipe VT5 is connected, P pole is connected with the emitter stage of audion VT4, one The resistance that end is connected with the emitter stage of audion VT5, the forward end of NAND gate IC4 is connected after the other end R11, the pole that the forward end of negative pole NAND gate IC3 is connected, positive pole is connected with the base stage of audion VT5 Property electric capacity C7, N pole backward end of NAND gate IC2 after resistance R10 be connected, P pole and polar capacitor C6 The diode D4 that is connected of positive pole, the backward end of positive pole NAND gate IC4 is connected, negative pole and field effect transistor The polar capacitor C8 that the grid of MOS is connected, and P pole is connected with the source electrode of field effect transistor MOS, The Zener diode D6 composition that the Same Name of Ends of limit former with transformator T, N pole inductance coil is connected；Described polarity The positive pole of electric capacity C6 is connected with the base stage of audion VT3；The colelctor electrode of described audion VT4 and polarity The positive pole of electric capacity C5 is connected；The forward end of the forward end of described not gate IC3 NAND gate IC2 respectively and not gate The forward end of IC4 is connected, its backward end then distinguishes the backward end of NAND gate IC2 and the backward end of not gate IC4 It is connected；The grounded drain of described field effect transistor MOS.
A kind of refrigerator automatic deodorizing control triggering circuit based on multi resonant vibration the most according to claim 5 System processed, it is characterised in that described process chip U2 is the integrated chip of AD603.
CN201610529981.8A 2016-07-06 2016-07-06 Automatic refrigerator deodorization control system based on polyharmonic vibration trigger circuit Pending CN106016962A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610529981.8A CN106016962A (en) 2016-07-06 2016-07-06 Automatic refrigerator deodorization control system based on polyharmonic vibration trigger circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610529981.8A CN106016962A (en) 2016-07-06 2016-07-06 Automatic refrigerator deodorization control system based on polyharmonic vibration trigger circuit

Publications (1)

Publication Number Publication Date
CN106016962A true CN106016962A (en) 2016-10-12

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Application Number Title Priority Date Filing Date
CN201610529981.8A Pending CN106016962A (en) 2016-07-06 2016-07-06 Automatic refrigerator deodorization control system based on polyharmonic vibration trigger circuit

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Country Link
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Application publication date: 20161012