CN2740935Y - Intelligent indoor air purifier - Google Patents
Intelligent indoor air purifier Download PDFInfo
- Publication number
- CN2740935Y CN2740935Y CN 200420096437 CN200420096437U CN2740935Y CN 2740935 Y CN2740935 Y CN 2740935Y CN 200420096437 CN200420096437 CN 200420096437 CN 200420096437 U CN200420096437 U CN 200420096437U CN 2740935 Y CN2740935 Y CN 2740935Y
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- CN
- China
- Prior art keywords
- circuit
- sensitive
- sensor
- relay
- oxygen ion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Abstract
The utility model discloses an intelligent indoor air purifier, comprisising a negative high voltage polar sheet, a centrifugal fan, a negative oxygen ion circuit, a direct current motor, and a control circuit. The utility model is characterized in that the control circuit comprises an air-sensitive, a heat-sensitive and a humidity-sensitive sensor, a one-chip machine and normally open relays. The air-sensitive, the heat-sensitive and the humidity-sensitive sensors are respectively connected to the I/O end of the one-chip machine through amplifying circuits. The control output end of the one-chip machine is respectively connected with three normallly open relays through drive circuits. The three normallly open relays are connected in series to the negative oxygen ion circuit and the current supply circuit of the direct current motor in the structural form of connection in parallel. The utility model can control the operation of the purifier in an intelligent way according to the change of the content and the temperature of the bad substance and the humidity of the air, keeping the air in the room fresh all the time, and simultaniously effectively saving the electric energy.
Description
Technical field
The utility model relates to a kind of air cleaning unit.
Background technology
Traditional indoor air cleaner mainly comprises negative oxygen ion generator, blowing fan and control circuit etc., and it can decompose by negative oxygen ion generator at the harmful particle in the room air, drives away bad air, makes air quality be tending towards normal.Described traditional indoor air cleaner exists the shortcoming that can not detect gaseous mass automatically and control clarifier work automatically.
Summary of the invention
Intelligent indoor air cleaner described in the utility model can solve the technical problem of automatic detection gaseous mass and the work of Based Intelligent Control clarifier.
Intelligent indoor air cleaner described in the utility model comprises: negative high voltage pole piece, centrifugal fan, negative oxygen ion circuit, d.c. motor and control circuit; The electrode of described negative high voltage pole piece is connected with the negative oxygen ion circuit output end, and the d.c. motor output shaft connects with the centrifugal fan rotating shaft; Described control circuit comprises gas sensor, heat-sensitive sensor, moisture sensor, single-chip microcomputer, normally opened relay and power circuit; Described gas sensor, heat-sensitive sensor and moisture sensor are connected to the I/O end of single-chip microcomputer respectively by amplifying circuit, the control output end of described single-chip microcomputer is connected with the relay of three normally opens respectively by drive circuit, the relay of described three normally opens when corresponding sensor delivery valve value signal, converts the state of closing to respectively; The relay of described three normally opens is serially connected with in the current supply circuit of described negative oxygen ion circuit and d.c. motor with the version of parallel connection.
Aforesaid intelligent indoor air cleaner is connected to adjusting resistance respectively between the sensor output of described control circuit and input amplifier and the earth terminal.
Aforesaid intelligent indoor air cleaner, the output of described single-chip microcomputer are connected with the diode indicating circuit of the relay work of reflection air-sensitive, temperature-sensitive and moisture sensor correspondence respectively.
The utility model is compared with traditional air purifier, has content, variation of temperature, the duration of runs of decision air purifier according to air undesirable substance and humidity, it is fresh with intelligent control method room air to be remained, simultaneously also saves energy effectively.
Description of drawings
Fig. 1 is the structural principle block diagram of intelligent indoor air cleaner described in the utility model.
Fig. 2 is the control circuit schematic diagram of intelligent indoor air cleaner described in the utility model.
The specific embodiment
Concrete structure of the present utility model can be referring to accompanying drawing, and a side of negative high voltage pole piece 1 is a centrifugal fan 2 among Fig. 1, and described centrifugal fan 2 is driven by d.c. motor 3, and described negative high voltage pole piece 1 is connected with negative oxygen ion circuit 4.In the current supply circuit that normally opened relay JK-1, the JK-2 of three parallel connections of control circuit, JK-3 are serially connected in power supply.
Among Fig. 2, control circuit comprises QM-5N type gas sensor, MF1-3 type heat-sensitive sensor, 5-1MQ type moisture sensor, amplifying circuit LM393, AT89C2051 single-chip microcomputer, 7407 drive circuits, power circuit MC7805T, display circuit LED
1-LED
3With relay J K
1-JK
3Described three sensors by P3.0, P3.1, the P1 end of amplifying circuit order sheet mechanism, are connected to current potential respectively and regulate resistance R 5, R8, R9, with the threshold values of determining to trigger respectively on the input of three amplifying circuits.Single-chip microcomputer output P1.7, P1.6, P1.5 are respectively by drive circuit and corresponding normally opened relay JK
1-JK
3Be connected.After described three normally opened relay parallel connections, be serially connected in the power supply loop of negative oxygen ion circuit and d.c. motor.After one or more detectable signals reached threshold values in air-sensitive, temperature-sensitive or moisture sensor, corresponding relay will be worked, and is converted to logical state by disconnected state, and this moment, power supply was negative oxygen ion circuit and d.c. motor power supply, and made its work.
Described negative oxygen ion circuit is traditional circuit, produce impulse hunting by 555 time base circuits, frequency is 20KHZ, pulse width accounts for the cycle 2/3rds, this positive pulse drives the conducting of 3DD15 chip circuit, 3DD15 ends during the output LOW voltage, can induce the negative high voltage pulse at transformer secondary output, makes electrode discharge produce negative oxygen ion thereby become high pressure by 2DL attitude current circuit again.
Claims (3)
1, a kind of intelligent indoor air cleaner, it comprises: negative high voltage pole piece, centrifugal fan, negative oxygen ion circuit, d.c. motor and control circuit; It is characterized in that: the electrode of described negative high voltage pole piece is connected with the negative oxygen ion circuit output end, and the d.c. motor output shaft connects with the centrifugal fan rotating shaft; Described control circuit comprises gas sensor, heat-sensitive sensor, moisture sensor, single-chip microcomputer, normally opened relay and power circuit; Described gas sensor, heat-sensitive sensor and moisture sensor are connected to the I/O end of single-chip microcomputer respectively by amplifying circuit, the control output end of described single-chip microcomputer is connected with the relay of three normally opens respectively by drive circuit, the relay of described three normally opens when corresponding sensor delivery valve value signal, converts the state of closing to respectively; The relay of described three normally opens is serially connected with in the current supply circuit of described negative oxygen ion circuit and d.c. motor with the version of parallel connection.
2, intelligent indoor air cleaner as claimed in claim 1 is characterized in that: be connected to adjusting resistance respectively between the sensor output of described control circuit and input amplifier and the earth terminal.
3, intelligent indoor air cleaner as claimed in claim 1 is characterized in that: the output of described single-chip microcomputer is connected with the diode indicating circuit of the relay work of reflection air-sensitive, temperature-sensitive and moisture sensor correspondence respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420096437 CN2740935Y (en) | 2004-10-10 | 2004-10-10 | Intelligent indoor air purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420096437 CN2740935Y (en) | 2004-10-10 | 2004-10-10 | Intelligent indoor air purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2740935Y true CN2740935Y (en) | 2005-11-16 |
Family
ID=35351225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420096437 Expired - Fee Related CN2740935Y (en) | 2004-10-10 | 2004-10-10 | Intelligent indoor air purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2740935Y (en) |
-
2004
- 2004-10-10 CN CN 200420096437 patent/CN2740935Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |