CN204853819U - Air purifier - Google Patents
Air purifier Download PDFInfo
- Publication number
- CN204853819U CN204853819U CN201520499430.2U CN201520499430U CN204853819U CN 204853819 U CN204853819 U CN 204853819U CN 201520499430 U CN201520499430 U CN 201520499430U CN 204853819 U CN204853819 U CN 204853819U
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- CN
- China
- Prior art keywords
- air
- blower fan
- connects
- control circuit
- cleaning unit
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- Expired - Fee Related
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- Air Conditioning Control Device (AREA)
- Ventilation (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
The utility model discloses an air purifier, including air detection module, control circuit, switch circuit and fan module, the fan module includes a plurality of fans, and control circuit is connected to air detection module's output, detects the concentration of pollutant in the air and exports the signal of telecommunication of corresponding size and give control circuit, control circuit connects the fan module through switch circuit, according to the size of the signal of telecommunication of receiving the output of air detection module, exports corresponding on -off control signal to switch circuit to corresponding fan operation in the control fan module. The utility model discloses the effectual air purifier that has avoided of technical scheme causes the extravagant condition of electric energy in order to set for the power operation all the time.
Description
Technical field
The utility model relates to technical field of air purification, particularly a kind of air cleaning unit.
Background technology
Along with growth in the living standard, people more and more focus on quality of the life, and indoor air quality is to the closely-related factor of people's quality of the life, and therefore, the air cleaning unit that has been born is to improve IAQ.Current air cleaning unit can only mechanically according to the power work of setting, and whether indoor environment is up to standard unrelated with the operate power of air cleaning unit; When air pollution degree is larger, the larger operate power of user's setting makes air cleaning unit run, when room air is purified to pollution level very low (air quality is more excellent), the relatively high power that air cleaning unit remains to set is run, and causes the waste of energy of air cleaning unit.
Therefore, a kind of new air cleaning unit is proposed to solve the problem of waste of energy, very meaningful.
Utility model content
Main purpose of the present utility model is to provide a kind of air cleaning unit, is intended to the waste of energy solving air cleaning unit.
For achieving the above object, the air cleaning unit that the utility model proposes, comprises air detection module, control circuit, on-off circuit and blower fan module, and described blower fan module comprises multiple blower fan, wherein:
The output of described air detection module connects described control circuit, detects the concentration of pollutants in air and exports the signal of telecommunication of corresponding size to described control circuit;
Described control circuit connects described blower fan module through described on-off circuit, according to the size receiving the signal of telecommunication that described air detection module exports, export corresponding switch controlling signal to described on-off circuit, to control corresponding fan operation in described blower fan module.
Preferably, described air detection module comprises at least one air borne sensor, and the output of described air borne sensor connects described control circuit.
Preferably, described air borne sensor is formaldehyde sensor or dust sensor or volatile organic matter sensor.
Preferably, described on-off circuit comprises and each blower fan multiple switch element one to one, described control circuit has and each switch element multiple control signal end one to one, one conduction terminal of described switch element connects power supply through the blower fan of its correspondence, another conduction terminal ground connection of described switch element, the trigger end of described switch element connects corresponding control signal end, the conducting that described switch element controls between its two conduction terminal according to the current potential height of its trigger end and disconnection.
Preferably, described switch element comprises the first resistance, the second resistance, the 3rd resistance and switching tube, one end of described first resistance connects described power supply through the blower fan of correspondence, the other end of described first resistance connects the first conduction terminal of described switching tube, second conduction terminal ground connection of described switching tube, the trigger end of described switching tube connects corresponding control signal end through described second resistance, and the trigger end of described switching tube is also through described 3rd resistance eutral grounding.
Preferably, described control circuit comprises and each control signal end multiple comparator one to one, the first input end of described comparator connects the output of described air detection module, second input of each comparator connects the different reference power supply of voltage swing, and the output of described comparator connects corresponding control signal end.
The signal of telecommunication of the corresponding size that technical solutions of the utility model export by adopting the concentration of the pollutant in air detection module detection present air, exports corresponding switch controlling signal to make control circuit and controls corresponding fan operation; The operate power of air cleaning unit carries out dynamic adjustments according to the detection Output rusults of air detection module, make air cleaning unit reasonably run purification of air, effectively avoid air cleaning unit and run with setting power all the time and cause the situation of waste of energy.
Accompanying drawing explanation
Fig. 1 is the module diagram of the utility model air cleaning unit preferred embodiment;
Fig. 2 is the refinement module schematic diagram of the utility model air cleaning unit preferred embodiment;
Fig. 3 is the circuit diagram of control circuit in the preferred embodiment of the utility model air cleaning unit;
Fig. 4 is the circuit diagram that Fig. 2 breaker in middle unit is connected with blower fan.
Drawing reference numeral illustrates:
| Label | Title | Label | Title |
| 100 | Air detection module | 200 | Control circuit |
| 300 | On-off circuit | 400 | Blower fan module |
| 310 | Switch element | 410 | Blower fan |
| A | Comparator | D | Control signal end |
| Vdc | Power supply | 1 | First input end |
| 2 | Second input | Q1 | Switching tube |
| R1 | First resistance | R2 | Second resistance |
| R3 | 3rd resistance |
The realization of the utility model object, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
Be described further with regard to the technical solution of the utility model below in conjunction with drawings and the specific embodiments.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
The utility model proposes a kind of air cleaning unit.
Referring to figs. 1 through the module diagram that 4, Fig. 1 is the preferred embodiment of the utility model air cleaning unit; Fig. 2 is the refinement module schematic diagram of the utility model air cleaning unit preferred embodiment; Fig. 3 is the circuit diagram of control circuit in the preferred embodiment of the utility model air cleaning unit; Fig. 4 is the circuit diagram that Fig. 2 breaker in middle unit is connected with blower fan.
In the utility model embodiment, this air cleaning unit comprises air detection module 100, control circuit 200, on-off circuit 300 and blower fan module 400, and blower fan module 400 comprises multiple blower fan 410, wherein:
The output connection control circuit 200 of air detection module 100, detects the concentration of pollutants in air and exports the signal of telecommunication of corresponding size to control circuit 200;
Control circuit 200, through on-off circuit 300 connecting fan module 400, according to the size receiving the signal of telecommunication that air detection module 100 exports, exports corresponding switch controlling signal to on-off circuit 300, runs to control corresponding blower fan 410 in blower fan module 400.
In the present embodiment, each blower fan 410 in blower fan module 400 can be the blower fan 410 of equal-wattage, also can be the blower fan 410 of different capacity.Air detection module 100 is for detecting the concentration of the pollutant in air, namely the pollution level of air is detected, such as, detect the concentration of the formaldehyde in air, the concentration of dust, the volatile gas concentration such as (benzene, carbon monoxide, ammonia gas) etc., when air detection module 100 detects the pollutant of variable concentrations, export the signal of telecommunication of different size, thus control circuit 200 exports corresponding switch controlling signal, control the operation of corresponding blower fan 410 (one or more), realize the purification of reasonable strength.
Technical solutions of the utility model detect the concentration of the pollutant in present air and the signal of telecommunication of corresponding size that exports by adopting air detection module 100, export corresponding switch controlling signal control corresponding blower fan 410 and run (i.e. corresponding Power operation) to make control circuit 200; The operate power of air cleaning unit carries out dynamic adjustments according to the detection Output rusults of air detection module 100, make air cleaning unit reasonably run purification of air, effectively avoid air cleaning unit and run with setting power all the time and cause the situation of waste of energy.
Preferably, the air detection module 100 of the present embodiment comprises at least one air borne sensor, the output connection control circuit 200 of air borne sensor.The pollutant levels in air are detected by air borne sensor.Air borne sensor can be formaldehyde sensor, dust sensor or volatile organic matter sensor etc.
Further, the preferred blower fan module 400 of the present embodiment comprises three blower fans 410 for example, on-off circuit 300 comprises and each blower fan 410 multiple switch element 310 one to one, control circuit 200 has and each switch element 310 multiple control signal end D one to one, one conduction terminal of switch element 310 connects power supply Vdc through the blower fan 410 of its correspondence, another conduction terminal ground connection of switch element 310, the trigger end of switch element 310 connects corresponding control signal end D, the conducting that switch element 310 controls between its two conduction terminal according to the current potential height of its trigger end and disconnection.In the present embodiment, each blower fan 410 of blower fan module 400 controls "on" position by the switch element 310 of correspondence respectively, and each switch element 310 controls conducting and disconnection by the control signal end D of correspondence respectively.
Preferably, the switch element 310 of the present embodiment comprises the first resistance R1, the second resistance R2, the 3rd resistance R3 and switching tube Q1, one end of first resistance R1 connects power supply Vdc through the blower fan 410 of correspondence, first conduction terminal of the other end connecting valve pipe Q1 of the first resistance R1, the second conduction terminal ground connection of switching tube Q1, the trigger end of switching tube Q1 connects corresponding control signal end D through the second resistance R2, and the trigger end of switching tube Q1 is also through the 3rd resistance R3 ground connection.The preferred switching tube Q1 of the present embodiment is NMOS tube is example, is described the present embodiment; Certain switching tube Q1 can also be switching tube Q1 or the switching device of triode or other identical function effect.When control signal end D exports high level, the trigger end of NMOS tube is high level, NMOS tube conducting, thus two conduction terminal of NMOS tube (source electrode and drain electrode) conducting, the loop conducting that blower fan 410 is connected, blower fan 410 runs; During control signal end D output low level, NMOS tube is ended, and blower fan 410 does not run.
Preferably, control circuit 200 comprises and each control signal end D multiple comparator A one to one, the first input end 1 of comparator A connects the output of air detection module 100, second input 2 of each comparator A connects the different reference power supply Vdc of voltage swing, and the output of comparator A connects corresponding control signal end D.The signal of telecommunication of first input end 1 admission of air detection module 100 output of each comparator A, and this signal of telecommunication is carried out size with the reference voltage of its second input 2 compare, when the voltage of first input end 1 is greater than the voltage of the second input 2, export high level, namely the control signal end D of its correspondence exports high level, then the blower fan 410 that this control signal end D is corresponding runs.When pollutants in air concentration height, the signal of telecommunication that air detection module 100 exports is larger, the high level that more comparators A exports, then more blower fans 410 run, and air cleaning unit runs with relatively high power; Otherwise then fewer blower fan 410 runs, and air cleaning unit runs with smaller power.
It should be noted that, more than think the preferred version of control circuit 200, control circuit 200 can also be other implementation.
Should be noted that; the technical scheme of each embodiment of the present utility model can be combined with each other; but must be can be embodied as basis with those skilled in the art; when technical scheme combination occur conflicting maybe cannot realize time people should think that the combination of this technical scheme does not exist, also not the utility model require protection domain within.
The foregoing is only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every equivalent structure transformation utilizing the utility model description and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (6)
1. an air cleaning unit, is characterized in that, comprises air detection module, control circuit, on-off circuit and blower fan module, and described blower fan module comprises multiple blower fan, wherein:
The output of described air detection module connects described control circuit, detects the concentration of pollutants in air and exports the signal of telecommunication of corresponding size to described control circuit;
Described control circuit connects described blower fan module through described on-off circuit, according to the size receiving the signal of telecommunication that described air detection module exports, export corresponding switch controlling signal to described on-off circuit, to control corresponding fan operation in described blower fan module.
2. air cleaning unit as claimed in claim 1, it is characterized in that, described air detection module comprises at least one air borne sensor, and the output of described air borne sensor connects described control circuit.
3. air cleaning unit as claimed in claim 2, is characterized in that, described air borne sensor is formaldehyde sensor or dust sensor or volatile organic matter sensor.
4. as the air cleaning unit in claims 1 to 3 as described in any one, it is characterized in that, described on-off circuit comprises and each blower fan multiple switch element one to one, described control circuit has and each switch element multiple control signal end one to one, one conduction terminal of described switch element connects power supply through the blower fan of its correspondence, another conduction terminal ground connection of described switch element, the trigger end of described switch element connects corresponding control signal end, the conducting that described switch element controls between its two conduction terminal according to the current potential height of its trigger end and disconnection.
5. air cleaning unit as claimed in claim 4, it is characterized in that, described switch element comprises the first resistance, the second resistance, the 3rd resistance and switching tube, one end of described first resistance connects described power supply through the blower fan of correspondence, the other end of described first resistance connects the first conduction terminal of described switching tube, second conduction terminal ground connection of described switching tube, the trigger end of described switching tube connects corresponding control signal end through described second resistance, and the trigger end of described switching tube is also through described 3rd resistance eutral grounding.
6. air cleaning unit as claimed in claim 4, it is characterized in that, described control circuit comprises and each control signal end multiple comparator one to one, the first input end of described comparator connects the output of described air detection module, second input of each comparator connects the different reference power supply of voltage swing, and the output of described comparator connects corresponding control signal end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520499430.2U CN204853819U (en) | 2015-07-10 | 2015-07-10 | Air purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520499430.2U CN204853819U (en) | 2015-07-10 | 2015-07-10 | Air purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204853819U true CN204853819U (en) | 2015-12-09 |
Family
ID=54744361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520499430.2U Expired - Fee Related CN204853819U (en) | 2015-07-10 | 2015-07-10 | Air purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204853819U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105910967A (en) * | 2016-05-24 | 2016-08-31 | 郭细婷 | Domestic raise dust tester |
| CN109282428A (en) * | 2018-09-20 | 2019-01-29 | 广州海科电子科技有限公司 | Clarifier multi fan operating time distribution method and device |
-
2015
- 2015-07-10 CN CN201520499430.2U patent/CN204853819U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105910967A (en) * | 2016-05-24 | 2016-08-31 | 郭细婷 | Domestic raise dust tester |
| CN109282428A (en) * | 2018-09-20 | 2019-01-29 | 广州海科电子科技有限公司 | Clarifier multi fan operating time distribution method and device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151209 Termination date: 20160710 |