CN112556079A - Multifunctional air sterilizer - Google Patents
Multifunctional air sterilizer Download PDFInfo
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- CN112556079A CN112556079A CN202011410517.XA CN202011410517A CN112556079A CN 112556079 A CN112556079 A CN 112556079A CN 202011410517 A CN202011410517 A CN 202011410517A CN 112556079 A CN112556079 A CN 112556079A
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- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 92
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims abstract description 62
- 230000001954 sterilising effect Effects 0.000 claims abstract description 53
- 238000007791 dehumidification Methods 0.000 claims abstract description 32
- 230000002070 germicidal effect Effects 0.000 claims abstract description 25
- 239000003990 capacitor Substances 0.000 claims description 69
- 238000004353 relayed correlation spectroscopy Methods 0.000 claims description 66
- 238000002955 isolation Methods 0.000 claims description 32
- 230000003287 optical effect Effects 0.000 claims description 30
- 238000010438 heat treatment Methods 0.000 claims description 25
- 230000000903 blocking effect Effects 0.000 claims description 18
- 238000005192 partition Methods 0.000 claims description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
- 238000001514 detection method Methods 0.000 claims description 8
- 238000001914 filtration Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 238000000746 purification Methods 0.000 abstract description 2
- 239000003570 air Substances 0.000 description 115
- 238000010586 diagram Methods 0.000 description 7
- 238000009423 ventilation Methods 0.000 description 7
- 230000000249 desinfective effect Effects 0.000 description 6
- 230000006378 damage Effects 0.000 description 4
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 239000012080 ambient air Substances 0.000 description 3
- 230000009977 dual effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 241000411851 herbal medicine Species 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 241000222519 Agaricus bisporus Species 0.000 description 1
- 235000001674 Agaricus brunnescens Nutrition 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003205 fragrance Substances 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000000341 volatile oil Substances 0.000 description 1
- 239000012855 volatile organic compound Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/88—Electrical aspects, e.g. circuits
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/16—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by purification, e.g. by filtering; by sterilisation; by ozonisation
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
The invention discloses a multifunctional air sterilizer, comprising: the shell is internally provided with a first accommodating cavity and a second accommodating cavity; the ultraviolet disinfection system comprises at least one ultraviolet germicidal lamp tube arranged in a first accommodating cavity, a first air inlet is formed in one end, located in the first accommodating cavity, of the machine shell, a first air outlet is formed in the other end of the machine shell, and an ultraviolet disinfection channel is formed between the first air inlet and the first air outlet; the ozone disinfection system comprises at least one ozone sterilization lamp tube arranged in the second accommodating cavity, a second air inlet is formed in one end, located on the shell, of the second accommodating cavity, a second air outlet is formed in the other end of the second accommodating cavity, and an ozone disinfection channel is formed between the second air inlet and the second air outlet. The invention integrates the functions of sterilization, disinfection, filtration, purification and constant temperature dehumidification into one machine, has multiple functions, strong practicability and obviously improved sterilization and disinfection effects, and is particularly suitable for various places such as common rooms, classrooms of schools, meeting rooms, hotel guest rooms, hospitals, stations and the like.
Description
Technical Field
The invention relates to a sterilizer, in particular to a multifunctional air sterilizer.
Background
An air sterilizer is a machine for sterilizing and disinfecting air, and is widely applied to medical places. However, the existing air disinfectors have the following defects:
(1) due to the limitation of the internal structure design, the sterilization and disinfection effect is poor;
(2) only has the function of sterilization and disinfection, has single function and can not meet more requirements of users.
Disclosure of Invention
In view of the above disadvantages, the present invention aims to provide a multifunctional air sterilizer, which integrates the functions of sterilization, disinfection, filtration, purification, constant temperature dehumidification, multiple functions, strong practicability, and significantly improved sterilization and disinfection effects, and is particularly suitable for various places such as common rooms, school classrooms, conference rooms, hotel rooms, hospitals, stations, and the like.
The technical scheme adopted by the invention to achieve the aim is as follows:
a multi-functional air sterilizer, comprising:
a casing, which is internally provided with a first accommodating cavity and a second accommodating cavity;
the ultraviolet disinfection system comprises at least one ultraviolet germicidal lamp tube arranged in a first accommodating cavity, a first air inlet is formed in one end, located in the first accommodating cavity, of the machine shell, a first air outlet is formed in the other end of the machine shell, and an ultraviolet disinfection channel is formed between the first air inlet and the first air outlet;
and the ozone disinfection system comprises at least one ozone sterilization lamp tube arranged in the second accommodating cavity, a second air inlet is formed at one end, positioned in the second accommodating cavity, of the machine shell, a second air outlet is formed at the other end of the machine shell, and an ozone disinfection channel is formed between the second air inlet and the second air outlet.
As a further improvement of the present invention, the ultraviolet disinfection system further includes an air filter assembly disposed in the first accommodating chamber and located between the first air inlet and the ultraviolet germicidal lamp tube, wherein the air filter assembly includes a PM2.5 filter screen located on a side close to the first air inlet, and an activated carbon filter screen located between the PM2.5 filter screen and the ultraviolet germicidal lamp tube.
As a further improvement of the present invention, an aroma box is disposed in the first accommodating chamber and between the first air inlet and the air filtering component.
As a further improvement of the present invention, a first partition board is disposed in the first accommodating chamber and on a side close to the first air outlet, a first light blocking area and a first ventilation area located at a periphery of the first light blocking area are formed on the first partition board, a plurality of first ventilation holes are formed in the first ventilation area, and an end portion of the ultraviolet germicidal lamp tube is disposed on the first light blocking area and disposed toward a transverse extending area of the first light blocking area.
As a further improvement of the present invention, the ozone disinfection system further comprises at least one dehumidification constant temperature heating pipe, and the dehumidification constant temperature heating pipe is located between the second air inlet and the ozone sterilization lamp tube.
As a further improvement of the invention, a second partition plate and a mounting plate are respectively arranged in the second accommodating cavity, and the second partition plate is positioned between the second air outlet and the mounting plate; a second light blocking area and a second ventilating area positioned at the periphery of the second light blocking area are formed on the second clapboard, and a plurality of second ventilating holes are formed in the second ventilating area; a plurality of large air holes are formed on the mounting plate; the end part of the ozone sterilizing lamp tube is arranged on the mounting plate, and the ozone sterilizing lamp tube extends towards the direction of the second light blocking area.
As a further improvement of the invention, a first exhaust fan is arranged in the first accommodating cavity and at the position of the first air inlet; and a second air draft fan is arranged in the second accommodating cavity and positioned at the second air inlet.
As a further improvement of the invention, the ultraviolet disinfection channel and the ozone disinfection channel are independently spaced up and down, and the ventilation directions of the ultraviolet disinfection channel and the ozone disinfection channel are opposite.
As a further improvement of the invention, the invention also comprises a control circuit which comprises a singlechip, a power supply circuit module electrically connected with the singlechip and a relay control circuit module electrically connected with the singlechip.
As a further improvement of the present invention, the RELAY control circuit module includes a lamp control unit, wherein the lamp control unit includes a RELAY1, a RELAY2, a random phase optical isolation TRIAC driver U3, a TRIAC Q2, a diode D6, a diode D7, a transistor Q3, a transistor Q4, a transistor Q5, a resistor R22, a resistor R35, a resistor R38, a resistor R42, a resistor R44, and a resistor R7, wherein a1 st pin of the RELAY1 is connected to a1 st pin of the RELAY2, and is respectively connected to a 2 nd pin of the TRIAC Q2 and a 6 th pin of the random phase optical isolation TRIAC driver U3; the 4 th pin of the RELAY RELAY1 is connected with the 4 th pin of the RELAY RELAY2, the 4 th pin of the RELAY RELAY1 is connected to the cathode of a diode D6, the anode of the diode D6 is respectively connected to the 5 th pin of the RELAY RELAY1 and the collector of a triode Q4, the base of the triode Q4 is connected to one end of a resistor R42, the other end of the resistor R42 is connected to a single chip microcomputer, the emitter of the triode Q4 is grounded, and the 2 nd pin of the RELAY RELAY1 is connected to the ultraviolet germicidal lamp tube; the 4 th pin of the RELAY RELAY2 is connected to the cathode of a diode D7, the anode of the diode D7 is respectively connected to the 5 th pin of the RELAY RELAY2 and the collector of a triode Q5, the base of the triode Q5 is connected to one end of a resistor R44, the other end of the resistor R44 is connected to the single chip microcomputer, the emitter of the triode Q5 is grounded, and the 2 nd pin of the RELAY RELAY2 is connected to the ozone sterilizing lamp tube; the 3 rd pin of the TRIAC Q2 is connected to one end of a resistor R7, the other end of the resistor R7 is connected to the 4 th pin of a random-phase optical isolation TRIAC driver U3, the 1 st pin of the random-phase optical isolation TRIAC driver U3 is connected to a resistor R22, the 2 nd pin of the random-phase optical isolation TRIAC driver U3 is connected to the collector of a triode Q3, the emitter of the triode Q3 is grounded and connected to one end of a resistor R38, the bases of the triode Q3 are respectively connected to the other end of the resistor R38 and one end of the resistor R35, and the other end of the resistor R35 is connected to the single chip microcomputer.
As a further improvement of the present invention, the power circuit module includes a buck regulator chip U5, a forward low-dropout regulator chip U6, a diode D4, a diode D5, a diode D8, a light emitting diode D6, a polar capacitor C19, a polar capacitor C25, a capacitor C18, capacitors C20 to C20, a capacitor C20, a resistor R20, and an inductor L20, wherein a VIN pin of the buck regulator chip U20 is respectively connected to a cathode of the diode D20, an anode of the polar capacitor C20, and one end of the capacitor C20, a voltage of 12V is input to the anode of the diode D20, the anode of the diode D20 is respectively connected to a cathode of the polar capacitor C20, the other end of the capacitor C20, one end of the resistor R20, and a pin of the buck regulator chip U20, and the other end of the resistor R20 is connected to a SY/RT pin of the buck regulator chip 20; the FB pin of the voltage-reducing regulator chip U5 is respectively connected to one end of a resistor R36 and one end of a resistor R37, the other end of the resistor R36 is grounded, and the other end of the resistor R37 is respectively connected to one end of an inductor L1, the anode of a polar capacitor C25, one end of a capacitor C26, one end of a resistor R41, one end of a capacitor C23 and the IN pin of a forward low-voltage-reducing regulator chip U6; the other end of the inductor L1 is respectively connected to one end of a capacitor C18, the cathode of a diode D8 and the SW pin of the buck regulator chip U5, the other end of the capacitor C18 is connected to the BOOT pin of the buck regulator chip U5, and the anode of the diode D8 is grounded; the cathode of the polar capacitor C25 is respectively connected to the other end of the capacitor C26 and the cathode of the light emitting diode D6, the anode of the light emitting diode D6 is connected to the other end of the resistor R41, and the other end of the capacitor C23 is respectively connected to a GND pin of the forward low dropout regulator chip U6, one end of the capacitor C21 and one end of the capacitor C22; the OUT pin of the forward LDO chip U6 is connected to the other end of the capacitor C21 and the other end of the capacitor C22, respectively, and outputs 3.3V voltage.
As a further improvement of the present invention, the RELAY control circuit module further includes a temperature control unit, the temperature control unit includes a RELAY3, a RELAY4, a random phase optical isolation TRIAC driver U2, a TRIAC Q1, a diode D8, a diode D9, a transistor Q2, a transistor Q7, a transistor Q9, a resistor R3, a resistor R5, a resistor R11, a resistor R12, a resistor R19, and a resistor R50, wherein a1 st pin of the RELAY3 is connected to a1 st pin of the RELAY4, and is respectively connected to a 2 nd pin of the TRIAC Q1 and a 6 th pin of the random phase optical isolation TRIAC driver U2; the 4 th pin of the RELAY RELAY3 is connected with the 4 th pin of the RELAY RELAY4, the 4 th pin of the RELAY RELAY3 is connected to the cathode of a diode D8, the anode of the diode D8 is respectively connected to the 5 th pin of the RELAY RELAY3 and the collector of a triode Q7, the base of the triode Q7 is connected to one end of a resistor R3, the other end of the resistor R3 is connected to the single chip microcomputer, the emitter of the triode Q7 is grounded, and the 2 nd pin of the RELAY RELAY3 is connected to one of the dehumidification thermostatic heating pipes; the 4 th pin of the RELAY RELAY4 is connected to the cathode of a diode D9, the anode of the diode D9 is respectively connected to the 5 th pin of the RELAY RELAY4 and the collector of a triode Q9, the base of the triode Q9 is connected to one end of a resistor R5, the other end of the resistor R5 is connected to the single chip microcomputer, the emitter of the triode Q9 is grounded, and the 2 nd pin of the RELAY RELAY4 is connected to another dehumidification constant temperature heating tube; a 3 rd pin of the TRIAC Q1 is connected to one end of a resistor R50, the other end of the resistor R50 is connected to a 4 th pin of a random-phase optical isolation TRIAC driver U2, a1 st pin of the random-phase optical isolation TRIAC driver U2 is connected to a resistor R11, a 2 nd pin of the random-phase optical isolation TRIAC driver U2 is connected to a collector of a triode Q2, an emitter of the triode Q2 is grounded and connected to one end of a resistor R19, bases of the triode Q2 are respectively connected to the other end of the resistor R19 and one end of the resistor R12, and the other end of the resistor R12 is connected to the single chip microcomputer; the control circuit further comprises a temperature and humidity detection circuit module electrically connected to the single chip microcomputer, the temperature and humidity detection circuit module comprises a temperature and humidity sensor chip U1, a resistor R1, a resistor R2 and a capacitor C1, wherein the SDA pin of the temperature and humidity sensor chip U1 is connected to one end of a resistor R1 and the single chip microcomputer respectively, the VSS pin of the temperature and humidity sensor chip U1 is grounded, the SCL pin of the temperature and humidity sensor chip U1 is connected to one end of a resistor R2 and the single chip microcomputer respectively, 3.5393V voltage is input to the other end of the resistor R1 and the other end of the resistor R2 respectively, the VDD pin of the temperature and humidity sensor chip U7 is connected to one end of a capacitor C1, and the other.
The invention has the beneficial effects that:
(1) through setting up independent ultraviolet ray disinfection system and ozone disinfection system, realize carrying out dual sterilization disinfection to the air in the environment to show improvement air sterilization disinfection effect, many places such as specially adapted ordinary room, school's classroom, meeting room, hotel guest room, hospital and station.
(2) The air filtering component is additionally arranged in the ultraviolet disinfection system, so that fine particles and pollutants in the air are filtered, and the aim of filtering and purifying the air is fulfilled. Meanwhile, the purified air is sterilized and disinfected by the ultraviolet sterilizing lamp tube, so that the sterilizing and disinfecting effect can be improved, and the function of the air sterilizer is increased, so that the air sterilizer not only has the sterilizing and disinfecting function, but also has the air filtering and purifying function.
(3) Through add dehumidification constant temperature heating pipe in ozone disinfection system, heat the dehumidification by dehumidification constant temperature heating pipe to the air to reach the purpose of constant temperature dehumidification, make ambient air's temperature and humidity homoenergetic reach user's special requirement, further increased the function of air sterilizing machine.
(4) Through singlechip and relay control circuit module combination, can carry out the independent control to the work of ultraviolet germicidal lamp pipe, ozone germicidal lamp pipe and dehumidification constant temperature heating pipe to realize the independent automatic control to the ultraviolet germicidal disinfection function, the ozone germicidal disinfection function, the dehumidification constant temperature function of air sterilizing machine, reach the purpose to the automatic germicidal disinfection of air, constant temperature dehumidification.
The above is an overview of the technical solutions of the present invention, and the present invention is further described below with reference to the accompanying drawings and the detailed description thereof.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic diagram of a single-chip microcomputer according to the present invention;
FIG. 3 is a schematic diagram of a circuit of a lamp control unit according to the present invention;
FIG. 4 is a schematic circuit diagram of a portion of a relay control circuit module according to the present invention;
FIG. 5 is a schematic circuit diagram of another portion of the relay control circuit module according to the present invention;
FIG. 6 is a schematic circuit diagram of a portion of the temperature control unit of the present invention;
FIG. 7 is a schematic circuit diagram of a power circuit module according to the present invention;
fig. 8 is a schematic circuit diagram of the temperature and humidity detection circuit module according to the present invention.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined purposes, the following detailed description of the embodiments of the present invention is provided with the accompanying drawings and the preferred embodiments.
Referring to fig. 1, an embodiment of the present invention provides a multifunctional air sterilizer, including:
a housing 1 having a first receiving chamber 11 and a second receiving chamber 12 therein;
an ultraviolet disinfection system 2, which includes at least one ultraviolet germicidal lamp 21 disposed in the first accommodating cavity 11, a first air inlet 111 is disposed at one end of the first accommodating cavity 11 on the housing 1, a first air outlet 112 is disposed at the other end, and an ultraviolet disinfection channel 20 is formed between the first air inlet 111 and the first air outlet 112; air enters the ultraviolet disinfection channel 20 from the first air inlet 111, is disinfected and disinfected by ultraviolet rays emitted by the ultraviolet germicidal lamp 21 in the ultraviolet disinfection channel 20, and is finally discharged from the first air outlet 112, so that the air is disinfected and disinfected.
An ozone disinfection system 3, which includes at least one ozone sterilizing lamp 31 disposed in the second accommodating chamber 12, a second air inlet 121 is disposed at one end of the housing 1 and located in the second accommodating chamber 12, a second air outlet 122 is disposed at the other end of the housing, and an ozone disinfection channel 30 is formed between the second air inlet 121 and the second air outlet 122. Air enters the ozone disinfection channel 30 from the second air inlet 121, and is disinfected and disinfected by ozone generated by the ozone disinfection lamp tube 31 in the ozone disinfection channel 30, and finally is discharged from the second air outlet 122, so that the air disinfection effect is achieved.
Through ultraviolet ray disinfection system 2 and ozone disinfection system 3 combination together, realize carrying out dual sterilization to the air, the air disinfection is effectual.
Because ozone can corrode the wire, the ultraviolet disinfection channel 20 and the ozone disinfection channel 30 are independently arranged at intervals up and down in the embodiment, namely the ultraviolet disinfection system 2 and the ozone disinfection system 3 are two independent systems, and the high-temperature-resistant and corrosion-resistant wire is used in the ozone disinfection system 3. Meanwhile, the ultraviolet disinfection channel 20 and the ozone disinfection channel 30 are ventilated in opposite directions. From this, the air after 2 disinfection by ultraviolet ray disinfection system disinfect can get into ozone disinfection system 3 disinfection by sterilization, perhaps, the air after 3 disinfection by sterilization of ozone disinfection system can get into 2 disinfection by sterilization of ultraviolet ray disinfection system to the realization is disinfected to the air and is carried out the dual disinfection by sterilization, and air disinfection is effectual.
In order to enable the air to enter the ultraviolet disinfection channel 20 more quickly and smoothly, a first induced draft fan 22 is arranged in the first accommodating cavity 11 and at the position of the first air inlet 111, the first induced draft fan 22 pumps the external air into the ultraviolet disinfection channel 20 from the first air inlet 111, the air is disinfected and sterilized by the ultraviolet rays emitted by the ultraviolet germicidal lamp 21, and finally the air is exhausted from the first air outlet 112.
When carrying out the ultraviolet sterilization disinfection to the air, in order to purify the air simultaneously, this embodiment ultraviolet ray disinfection system 2 still includes and sets up in first holding chamber 11 and is located an air filter component 23 between first air intake 111 and ultraviolet germicidal lamp 21, and is concrete, and this air filter component 23 includes a PM2.5 filter screen 231 that is close to first air intake 111 one side and is located an active carbon filter screen 232 between PM2.5 filter screen 231 and the ultraviolet germicidal lamp 21. The fine particles in the air are filtered by the PM2.5 filter screen 231 in the air filter assembly 23, and then the pollutants in the air, such as volatile organic compounds formaldehyde, toluene, hydrogen sulfide, chlorobenzene, etc., are filtered by the activated carbon filter screen 232, so as to filter and purify the air. After the air is purified, the ultraviolet sterilizing lamp 21 is used for sterilizing and disinfecting, which is beneficial to improving the sterilizing and disinfecting effect. Therefore, the function of the air sterilizer is added, and the air sterilizer not only has the sterilization and disinfection function, but also has the air filtering and purifying function.
Of course, the specific structure of the air filter assembly 23 in this embodiment is not limited to include the PM2.5 filter screen 231 and the activated carbon filter screen 232, and may be added or replaced with another filter screen. Moreover, the PM2.5 filter screen 231 and the activated carbon filter screen 232 are detachably inserted into the first accommodating cavity 11, can be detached and installed at any time, are convenient for replacing other filter screens, and are convenient and quick to use and high in practicability.
Meanwhile, in order to meet different requirements of more users, an aroma box 24 is disposed in the first accommodating chamber 11 and between the first air inlet 111 and the air filter assembly 23. The champignon box 24 can be filled with various Chinese herbal medicines, essential oil, pollen and the like. The air after sterilization and disinfection has the smell of Chinese herbal medicine or fragrance and the like, and more requirements of users are met.
In order to prevent the ultraviolet rays emitted by the ultraviolet germicidal lamp 21 from being emitted from the first air outlet 111 and causing damage to the human body, in this embodiment, a first partition 113 is disposed in the first accommodating chamber 11 and on a side close to the first air outlet 111, a first light blocking area 1131 and a first ventilating area 1132 located at the periphery of the first light blocking area 1131 are formed on the first partition 113, a plurality of first ventilating holes 11321 are disposed on the first ventilating area 1132, and an end portion of the ultraviolet germicidal lamp 21 is disposed on the first light blocking area 1131 and is disposed toward a transverse extending area of the first light blocking area 1131. The air after the ultraviolet sterilization and disinfection passes through the first ventilation holes 11321 of the first ventilation area 1132, and the ultraviolet rays emitted by the ultraviolet germicidal lamp 21 are shielded by the first light blocking area 1131, so that the ultraviolet rays are prevented from being emitted from the first air outlet 111, and therefore, the ultraviolet rays are prevented from being emitted to cause damage to human bodies, and the safety is high.
In this embodiment, the ozone disinfection system 3 further includes two dehumidification thermostatic heating pipes 32, and the two dehumidification thermostatic heating pipes 32 are located between the second air inlet 121 and the ozone sterilizing lamp 31. The dehumidification constant temperature heating pipe 32 heats and dehumidifies the air to achieve the purpose of constant temperature dehumidification, so that the temperature and the humidity of the ambient air can meet the special requirements of users.
In order to make the air enter the ozone disinfection channel 30 more quickly and smoothly, in the embodiment, a second induced draft fan 33 is arranged in the second accommodating cavity 12 and at the position of the second air inlet 121, the second induced draft fan 33 pumps the external air into the ozone disinfection channel 30 from the second air inlet 121, the ozone generated by the ozone sterilization lamp tube 31 sterilizes and disinfects the air, and finally the air is discharged from the second air outlet 122.
In order to prevent the ozone generated by the ozone sterilizing lamp 31 from being emitted from the second air outlet 122 and causing damage to the human body, in this embodiment, a second partition board 123 and a mounting plate 124 are respectively disposed in the second accommodating cavity 12, and the second partition board 123 is located between the second air outlet 121 and the mounting plate 124; a second light blocking area 1231 and a second air permeable area 1232 located at the periphery of the second light blocking area 1231 are formed on the second partition 123, and a plurality of second air permeable holes 12321 are formed on the second air permeable area 1232; a plurality of large ventilation holes 1241 are formed on the mounting plate 124; the end of the ozone sterilizing lamp 31 is mounted on the mounting plate 124, and the ozone sterilizing lamp 31 extends toward the second light-blocking area 1231. The air that gets into from second air intake 121 passes through the big bleeder vent 1241 of several on the mounting panel 124, then the air after ozone sterilization disinfection passes through from the second several ventilative hole 12321 on the second ventilative district 1232, and shelter from the ozone that ozone germicidal lamp 31 produced by second light blocking district 1231 simultaneously, prevent that ozone from spouting out from second air outlet 122, from this, play and prevent that ozone from spouting out and cause the injury to the human body, and the security is high.
In this embodiment, the multifunctional air sterilizer further comprises a control circuit, and specifically, the control circuit comprises a single chip, a power circuit module electrically connected to the single chip, and a relay control circuit module electrically connected to the single chip. The power supply circuit module provides electric energy for the single chip microcomputer and the relay control circuit module, the single chip microcomputer serves as a main control unit, the relay control circuit module is controlled to control the work of the ultraviolet sterilizing lamp tube 21, the ozone sterilizing lamp tube 31 and the dehumidifying constant-temperature heating tube 32, the automatic control function of the air sterilizing machine is achieved, and the purposes of automatic sterilizing and disinfecting and constant-temperature dehumidifying of air are achieved.
In the embodiment, the working principle of the single chip microcomputer is shown in fig. 2, and the model of the single chip microcomputer is STM32F030C8-LQFP 48.
In this embodiment, the relay control circuit module includes a lamp control unit for controlling the opening and closing of the uv lamp 21 and the ozone lamp 31. Specifically, as shown in fig. 3 to 5, the lamp control unit includes a RELAY1, a RELAY2, a random-phase optical isolation TRIAC driver U3, a TRIAC Q2, a diode D6, a diode D7, a transistor Q3, a transistor Q4, a transistor Q5, a resistor R22, a resistor R35, a resistor R38, a resistor R42, a resistor R44, and a resistor R7, wherein a1 st pin of the RELAY1 is connected to a1 st pin of the RELAY2, and is respectively connected to a 2 nd pin of the TRIAC Q2 and a 6 th pin of the random-phase optical isolation TRIAC driver U3; the 4 th pin of the RELAY RELAY1 is connected with the 4 th pin of the RELAY RELAY2, the 4 th pin of the RELAY RELAY1 is connected to the cathode of a diode D6, the anode of the diode D6 is respectively connected to the 5 th pin of the RELAY RELAY1 and the collector of a triode Q4, the base of the triode Q4 is connected to one end of a resistor R42, the other end of the resistor R42 is connected to a single chip microcomputer, the emitter of the triode Q4 is grounded, and the 2 nd pin of the RELAY RELAY1 is connected to the ultraviolet sterilizing lamp 21; the 4 th pin of the RELAY RELAY2 is connected to the cathode of a diode D7, the anode of the diode D7 is respectively connected to the 5 th pin of the RELAY RELAY2 and the collector of a triode Q5, the base of the triode Q5 is connected to one end of a resistor R44, the other end of the resistor R44 is connected to the single chip microcomputer, the emitter of the triode Q5 is grounded, and the 2 nd pin of the RELAY RELAY2 is connected to the ozone sterilizing lamp tube 31; the 3 rd pin of the TRIAC Q2 is connected to one end of a resistor R7, the other end of the resistor R7 is connected to the 4 th pin of a random-phase optical isolation TRIAC driver U3, the 1 st pin of the random-phase optical isolation TRIAC driver U3 is connected to a resistor R22, the 2 nd pin of the random-phase optical isolation TRIAC driver U3 is connected to the collector of a triode Q3, the emitter of the triode Q3 is grounded and connected to one end of a resistor R38, the bases of the triode Q3 are respectively connected to the other end of the resistor R38 and one end of the resistor R35, and the other end of the resistor R35 is connected to the single chip microcomputer.
Specifically, the models of the RELAY RELAY1 and the RELAY RELAY2 are RELAY-NT73-2A-10-DC12V, the model of the random phase light isolation TRIAC driver U3 is MOC3052M, and the model of the TRIAC Q2 is BTA 16.
The single chip microcomputer sends control signals to a RELAY RELAY1 and a RELAY RELAY2 in the RELAY control circuit module, the RELAY RELAY1 controls the opening and closing of the ultraviolet sterilizing lamp tube 21, and the RELAY RELAY2 controls the opening and closing of the ozone sterilizing lamp tube 31, so that the work of the ultraviolet sterilizing lamp tube 21 and the ozone sterilizing lamp tube 31 can be automatically controlled.
In this embodiment, as shown in fig. 7, the power circuit module includes a buck regulator chip U5, a forward low dropout regulator chip U6, a diode D4, a diode D5, a diode D8, a light emitting diode D6, a polar capacitor C19, a polar capacitor C25, a capacitor C18, capacitors C20 to C20, a capacitor C20, a resistor R20, and an inductor L20, where a VIN pin of the buck regulator chip U20 is respectively connected to a cathode of the diode D20, an anode of the polar capacitor C20, and one end of the capacitor C20, a voltage 12V is input to an anode of the diode D20, an anode of the diode D20 is respectively connected to a cathode of the polar capacitor C20, the other end of the capacitor C20, one end of the resistor R20 and a pin of the buck chip U20, and the other end of the resistor R20 is connected to a GND terminal of the SY/RT/GND of the buck regulator chip; the FB pin of the voltage-reducing regulator chip U5 is respectively connected to one end of a resistor R36 and one end of a resistor R37, the other end of the resistor R36 is grounded, and the other end of the resistor R37 is respectively connected to one end of an inductor L1, the anode of a polar capacitor C25, one end of a capacitor C26, one end of a resistor R41, one end of a capacitor C23 and the IN pin of a forward low-voltage-reducing regulator chip U6; the other end of the inductor L1 is respectively connected to one end of a capacitor C18, the cathode of a diode D8 and the SW pin of the buck regulator chip U5, the other end of the capacitor C18 is connected to the BOOT pin of the buck regulator chip U5, and the anode of the diode D8 is grounded; the cathode of the polar capacitor C25 is respectively connected to the other end of the capacitor C26 and the cathode of the light emitting diode D6, the anode of the light emitting diode D6 is connected to the other end of the resistor R41, and the other end of the capacitor C23 is respectively connected to a GND pin of the forward low dropout regulator chip U6, one end of the capacitor C21 and one end of the capacitor C22; the OUT pin of the forward LDO chip U6 is connected to the other end of the capacitor C21 and the other end of the capacitor C22, respectively, and outputs 3.3V voltage.
Specifically, the model of the buck regulator chip U5 is LV13603, and the model of the forward LDO chip U6 is AMS 1117-3.3.
In the embodiment, 12V voltage is input into the power circuit module, 5V voltage can be output after voltage reduction and stabilization through the voltage reduction and stabilization regulator chip U5, and 5V voltage can be provided for the relay control circuit module; and 3.3V voltage can be output after the voltage is reduced and stabilized by the forward low-voltage-drop voltage stabilizer chip U6, and 3.3V voltage can be provided for the singlechip and the relay control circuit module.
In this embodiment, the relay control circuit module further includes a temperature control unit for controlling the opening and closing of the two dehumidification constant temperature heating pipes 32. Specifically, as shown in fig. 4 to 6, the temperature control unit includes a RELAY3, a RELAY4, a random-phase optical isolation TRIAC driver U2, a TRIAC Q1, a diode D8, a diode D9, a transistor Q2, a transistor Q7, a transistor Q9, a resistor R3, a resistor R5, a resistor R11, a resistor R12, a resistor R19, and a resistor R50, wherein a1 st pin of the RELAY3 is connected to a1 st pin of the RELAY4, and is respectively connected to a 2 nd pin of the TRIAC Q1 and a 6 th pin of the random-phase optical isolation TRIAC driver U2; the 4 th pin of the RELAY RELAY3 is connected with the 4 th pin of the RELAY RELAY4, the 4 th pin of the RELAY RELAY3 is connected to the negative electrode of a diode D8, the positive electrode of the diode D8 is respectively connected to the 5 th pin of the RELAY RELAY3 and the collector of a triode Q7, the base of the triode Q7 is connected to one end of a resistor R3, the other end of the resistor R3 is connected to the single chip microcomputer, the emitter of the triode Q7 is grounded, and the 2 nd pin of the RELAY RELAY3 is connected to one of the dehumidification thermostatic heating pipes 32; the 4 th pin of the RELAY RELAY4 is connected to the cathode of a diode D9, the anode of the diode D9 is respectively connected to the 5 th pin of the RELAY RELAY4 and the collector of a triode Q9, the base of the triode Q9 is connected to one end of a resistor R5, the other end of the resistor R5 is connected to the single chip microcomputer, the emitter of the triode Q9 is grounded, and the 2 nd pin of the RELAY RELAY4 is connected to the other dehumidification constant temperature heating tube 32; the 3 rd pin of the TRIAC Q1 is connected to one end of a resistor R50, the other end of the resistor R50 is connected to the 4 th pin of a random-phase optical isolation TRIAC driver U2, the 1 st pin of the random-phase optical isolation TRIAC driver U2 is connected to a resistor R11, the 2 nd pin of the random-phase optical isolation TRIAC driver U2 is connected to the collector of a triode Q2, the emitter of the triode Q2 is grounded and connected to one end of a resistor R19, the bases of the triode Q2 are respectively connected to the other end of the resistor R19 and one end of the resistor R12, and the other end of the resistor R12 is connected to the single chip microcomputer.
Specifically, the models of the RELAY RELAY3 and the RELAY RELAY4 are RELAY-NT73-2A-10-DC12V, the model of the random phase light isolation TRIAC driver U2 is MOC3052M, and the model of the TRIAC Q1 is BTA 16.
The single chip microcomputer sends control signals to a RELAY RELAY3 and a RELAY RELAY4 in the RELAY control circuit module, the RELAY RELAY3 controls the opening and closing of one dehumidification thermostatic heating pipe 32, and the RELAY RELAY4 controls the opening and closing of the other dehumidification thermostatic heating pipe 32, so that the work of the two dehumidification thermostatic heating pipes 32 can be automatically controlled.
In order to more accurately control the operation of the two dehumidification constant temperature heating pipes 32, the control circuit of this embodiment further includes a temperature and humidity detection circuit module electrically connected to the single chip, specifically, as shown in fig. 8, the temperature and humidity detection circuit module includes a temperature and humidity sensor chip U1, a resistor R1, a resistor R2, and a capacitor C1, wherein, an SDA pin of the temperature and humidity sensor chip U1 is respectively connected to one end of a resistor R1 and the single chip, a VSS pin of the temperature and humidity sensor chip U1 is grounded, an SCL pin of the temperature and humidity sensor chip U1 is respectively connected to one end of a resistor R2 and the single chip, the other end of the resistor R1 and the other end of the resistor R2 are respectively input with 3.3V voltage, a VDD pin of the temperature and humidity sensor chip U1 is connected to one end of a capacitor C1. Specifically, the model of the temperature and humidity sensor chip U1 is SHT 20D.
The temperature and humidity of the outside air are detected in real time by a temperature and humidity sensor chip U1, and the detection result is transmitted to the single chip microcomputer; then, the detected temperature and humidity value is compared with a preset temperature and humidity range value by the single chip microcomputer, when the detected temperature and humidity value is not within the preset temperature and humidity range value, the single chip microcomputer controls at least one of the two dehumidification constant temperature heating pipes 32 to be opened until the temperature and humidity value detected by the temperature and humidity sensor chip U1 is within the preset range, and therefore automatic control over the work of the two dehumidification constant temperature heating pipes 32 is achieved. The dehumidification at constant temperature is achieved by controlling the operation of the dehumidification constant temperature heating pipe 32, so that the temperature and the humidity of the ambient air can meet the special requirements of users.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that other structures obtained by using the same or similar technical features as the above-described embodiments of the present invention are within the protection scope of the present invention.
Claims (12)
1. A multi-functional air sterilizer, comprising:
a casing, which is internally provided with a first accommodating cavity and a second accommodating cavity;
the ultraviolet disinfection system comprises at least one ultraviolet germicidal lamp tube arranged in a first accommodating cavity, a first air inlet is formed in one end, located in the first accommodating cavity, of the machine shell, a first air outlet is formed in the other end of the machine shell, and an ultraviolet disinfection channel is formed between the first air inlet and the first air outlet;
and the ozone disinfection system comprises at least one ozone sterilization lamp tube arranged in the second accommodating cavity, a second air inlet is formed at one end, positioned in the second accommodating cavity, of the machine shell, a second air outlet is formed at the other end of the machine shell, and an ozone disinfection channel is formed between the second air inlet and the second air outlet.
2. The multifunctional air sterilizer of claim 1, wherein the ultraviolet sterilization system further comprises an air filter assembly disposed in the first accommodating chamber and located between the first air inlet and the ultraviolet germicidal lamp tube, the air filter assembly comprising a PM2.5 filter screen located at a side close to the first air inlet, and an activated carbon filter screen located between the PM2.5 filter screen and the ultraviolet germicidal lamp tube.
3. The multi-functional air sterilizer of claim 1, wherein an aroma box is disposed in the first receiving chamber between the first air inlet and the air filter assembly.
4. The multi-functional air sterilizer of claim 1, wherein a first partition is disposed in the first receiving chamber and adjacent to the first air outlet, the first partition is formed with a first light-blocking area and a first ventilating area located at the periphery of the first light-blocking area, the first ventilating area is formed with a plurality of first ventilating holes, and the ends of the ultraviolet germicidal tubes are disposed on the first light-blocking area and are disposed toward the lateral extension area of the first light-blocking area.
5. The multi-functional air sterilizer of claim 1, wherein the ozone sterilization system further comprises at least one dehumidification thermostatic heating tube, the dehumidification thermostatic heating tube being located between the second air inlet and the ozone sterilizing lamp tube.
6. The multifunctional air sterilizer of claim 1, wherein a second partition plate and a mounting plate are respectively disposed in the second accommodating chamber, the second partition plate being located between the second air outlet and the mounting plate; a second light blocking area and a second ventilating area positioned at the periphery of the second light blocking area are formed on the second clapboard, and a plurality of second ventilating holes are formed in the second ventilating area; a plurality of large air holes are formed on the mounting plate; the end part of the ozone sterilizing lamp tube is arranged on the mounting plate, and the ozone sterilizing lamp tube extends towards the direction of the second light blocking area.
7. The multifunctional air sterilizer of claim 1, wherein a first induced draft fan is disposed in the first accommodating chamber at a position of the first air inlet; and a second air draft fan is arranged in the second accommodating cavity and positioned at the second air inlet.
8. The multi-functional air sterilizer of claim 1, wherein the uv sterilizing tunnel and the ozone sterilizing tunnel are independently spaced up and down, and the uv sterilizing tunnel and the ozone sterilizing tunnel are ventilated in opposite directions.
9. The multifunctional air sterilizer of any one of claims 1 to 8, further comprising a control circuit including a single-chip microcomputer, a power circuit module electrically connected to the single-chip microcomputer, and a relay control circuit module electrically connected to the single-chip microcomputer.
10. The multifunctional air sterilizer of claim 9, wherein the RELAY control circuit module comprises a lamp control unit, wherein the lamp control unit comprises a RELAY1, a RELAY2, a random phase optical isolation TRIAC driver U3, a TRIAC Q2, a diode D6, a diode D7, a transistor Q3, a transistor Q4, a transistor Q5, a resistor R22, a resistor R35, a resistor R38, a resistor R42, a resistor R44, a resistor R7, wherein the 1 st pin of the RELAY1 is connected to the 1 st pin of the RELAY2 and is connected to the 2 nd pin of the TRIAC Q2 and the 6 th pin of the random phase optical isolation TRIAC driver U3, respectively; the 4 th pin of the RELAY RELAY1 is connected with the 4 th pin of the RELAY RELAY2, the 4 th pin of the RELAY RELAY1 is connected to the cathode of a diode D6, the anode of the diode D6 is respectively connected to the 5 th pin of the RELAY RELAY1 and the collector of a triode Q4, the base of the triode Q4 is connected to one end of a resistor R42, the other end of the resistor R42 is connected to a single chip microcomputer, the emitter of the triode Q4 is grounded, and the 2 nd pin of the RELAY RELAY1 is connected to the ultraviolet germicidal lamp tube; the 4 th pin of the RELAY RELAY2 is connected to the cathode of a diode D7, the anode of the diode D7 is respectively connected to the 5 th pin of the RELAY RELAY2 and the collector of a triode Q5, the base of the triode Q5 is connected to one end of a resistor R44, the other end of the resistor R44 is connected to the single chip microcomputer, the emitter of the triode Q5 is grounded, and the 2 nd pin of the RELAY RELAY2 is connected to the ozone sterilizing lamp tube; the 3 rd pin of the TRIAC Q2 is connected to one end of a resistor R7, the other end of the resistor R7 is connected to the 4 th pin of a random-phase optical isolation TRIAC driver U3, the 1 st pin of the random-phase optical isolation TRIAC driver U3 is connected to a resistor R22, the 2 nd pin of the random-phase optical isolation TRIAC driver U3 is connected to the collector of a triode Q3, the emitter of the triode Q3 is grounded and connected to one end of a resistor R38, the bases of the triode Q3 are respectively connected to the other end of the resistor R38 and one end of the resistor R35, and the other end of the resistor R35 is connected to the single chip microcomputer.
11. The multifunctional air sterilizer as claimed in claim 9, wherein the power circuit module includes a buck regulator chip U5, a forward low-dropout regulator chip U6, a diode D4, a diode D5, a diode D8, a light emitting diode D6, a polar capacitor C19, a polar capacitor C25, a capacitor C18, capacitors C20-C23, a capacitor C26, a resistor R36, a resistor R37, a resistor R40, a resistor R41 and an inductor L1, wherein, the VIN pin of the voltage-reducing regulator chip U5 is respectively connected to the cathode of the diode D4, the cathode of the diode D5, the anode of the polar capacitor C19 and one end of the capacitor C20, 12V voltage is input into the positive terminal of the diode D4, the positive terminal of the diode D5 is respectively connected to the negative electrode of the polar capacitor C19, the other terminal of the capacitor C20, one terminal of the resistor R40 and the GND pin of the buck regulator chip U5, the other end of the resistor R40 is connected to the RT/SY pin of the buck regulator chip U5; the FB pin of the voltage-reducing regulator chip U5 is respectively connected to one end of a resistor R36 and one end of a resistor R37, the other end of the resistor R36 is grounded, and the other end of the resistor R37 is respectively connected to one end of an inductor L1, the anode of a polar capacitor C25, one end of a capacitor C26, one end of a resistor R41, one end of a capacitor C23 and the IN pin of a forward low-voltage-reducing regulator chip U6; the other end of the inductor L1 is respectively connected to one end of a capacitor C18, the cathode of a diode D8 and the SW pin of the buck regulator chip U5, the other end of the capacitor C18 is connected to the BOOT pin of the buck regulator chip U5, and the anode of the diode D8 is grounded; the cathode of the polar capacitor C25 is respectively connected to the other end of the capacitor C26 and the cathode of the light emitting diode D6, the anode of the light emitting diode D6 is connected to the other end of the resistor R41, and the other end of the capacitor C23 is respectively connected to a GND pin of the forward low dropout regulator chip U6, one end of the capacitor C21 and one end of the capacitor C22; the OUT pin of the forward LDO chip U6 is connected to the other end of the capacitor C21 and the other end of the capacitor C22, respectively, and outputs 3.3V voltage.
12. The multi-functional air sterilizer of claim 9, wherein the RELAY control circuit module further comprises a temperature control unit including a RELAY3, a RELAY4, a random phase optical isolation TRIAC driver U2, a TRIAC Q1, a diode D8, a diode D9, a transistor Q2, a transistor Q7, a transistor Q9, a resistor R3, a resistor R5, a resistor R11, a resistor R12, a resistor R19, a resistor R50, wherein pin 1 of the RELAY3 is connected to pin 1 of the RELAY4 and are each connected to pin 2 of the TRIAC Q1 and pin 6 of the random phase optical isolation TRIAC driver U2, respectively; the 4 th pin of the RELAY RELAY3 is connected with the 4 th pin of the RELAY RELAY4, the 4 th pin of the RELAY RELAY3 is connected to the cathode of a diode D8, the anode of the diode D8 is respectively connected to the 5 th pin of the RELAY RELAY3 and the collector of a triode Q7, the base of the triode Q7 is connected to one end of a resistor R3, the other end of the resistor R3 is connected to the single chip microcomputer, the emitter of the triode Q7 is grounded, and the 2 nd pin of the RELAY RELAY3 is connected to one of the dehumidification thermostatic heating pipes; the 4 th pin of the RELAY RELAY4 is connected to the cathode of a diode D9, the anode of the diode D9 is respectively connected to the 5 th pin of the RELAY RELAY4 and the collector of a triode Q9, the base of the triode Q9 is connected to one end of a resistor R5, the other end of the resistor R5 is connected to the single chip microcomputer, the emitter of the triode Q9 is grounded, and the 2 nd pin of the RELAY RELAY4 is connected to another dehumidification constant temperature heating tube; a 3 rd pin of the TRIAC Q1 is connected to one end of a resistor R50, the other end of the resistor R50 is connected to a 4 th pin of a random-phase optical isolation TRIAC driver U2, a1 st pin of the random-phase optical isolation TRIAC driver U2 is connected to a resistor R11, a 2 nd pin of the random-phase optical isolation TRIAC driver U2 is connected to a collector of a triode Q2, an emitter of the triode Q2 is grounded and connected to one end of a resistor R19, bases of the triode Q2 are respectively connected to the other end of the resistor R19 and one end of the resistor R12, and the other end of the resistor R12 is connected to the single chip microcomputer; the control circuit further comprises a temperature and humidity detection circuit module electrically connected to the single chip microcomputer, the temperature and humidity detection circuit module comprises a temperature and humidity sensor chip U1, a resistor R1, a resistor R2 and a capacitor C1, wherein the SDA pin of the temperature and humidity sensor chip U1 is connected to one end of a resistor R1 and the single chip microcomputer respectively, the VSS pin of the temperature and humidity sensor chip U1 is grounded, the SCL pin of the temperature and humidity sensor chip U1 is connected to one end of a resistor R2 and the single chip microcomputer respectively, 3.5393V voltage is input to the other end of the resistor R1 and the other end of the resistor R2 respectively, the VDD pin of the temperature and humidity sensor chip U7 is connected to one end of a capacitor C1, and the other.
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| JPH1057466A (en) * | 1996-08-23 | 1998-03-03 | Kuraray Co Ltd | Air sterilizing device |
| JPH11216336A (en) * | 1998-01-29 | 1999-08-10 | Kawasaki Setsubi Kogyo Kk | Air cleaner |
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