CN205036275U - Antifog haze screen window control circuit - Google Patents
Antifog haze screen window control circuit Download PDFInfo
- Publication number
- CN205036275U CN205036275U CN201520813050.1U CN201520813050U CN205036275U CN 205036275 U CN205036275 U CN 205036275U CN 201520813050 U CN201520813050 U CN 201520813050U CN 205036275 U CN205036275 U CN 205036275U
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- China
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- circuit
- coil
- capacitor
- triode
- screen window
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Abstract
The utility model provides an antifog haze screen window control circuit, include: switch, self -maintained circuit, transformer and three voltage doubler rectifier circuit, the transformer includes first coil, second coil and tertiary winding, self -maintained circuit includes frequency -selecting return circuit and feedback loop, connect first coil of transformer and first resistor respectively through collecting electrode with the triode and base to the frequency -selecting return circuit constitutes after establishing ties first coil of transformer and first resistor, feedback loop constitutes after connecting the second coil by the projecting pole of triode, and the alternating current signal who has been amplified by the triode with electing in the frequency -selecting return circuit feeds back to the triode once more and amplifies, three voltage doubler rectifier circuit include a rectifier diode, the 2nd rectifier diode, the 3rd rectifier diode, first condenser, the second capacitor and the second capacitor. The utility model discloses designed to the novelty antifog haze screen window control circuit, effective filtration dust and haze granule reach indoor air purification's effect.
Description
Technical field
The utility model relates to haze screen window control circuit, and it forms based on electrostatic precipitation principle design.
Background technology
Due to industrialization rapidly, rely on coal electricity, automobile pollution rapid growth and ignore environmental protection law, air pollution becomes serious problems of China.The pollutant causing air quality to decline has sulfur dioxide, nitrogen dioxide, carbon monoxide, pellet, ozone etc.In some areas, especially metropolis, the hazardous substances of the discharge such as industrial production, motor-vehicle tail-gas, building operations, warming burning coal is difficult to diffusion, causes air quality significantly to decline.Along with the deterioration of air quality, increasing appears in haze weather phenomenon, and harm increases the weight of.On the one hand, need take a breath to room air every day, circulate, if do not window ventilation, microorganism within doors and bacterial content will add up gradually, but window in the process of ventilation, and the particles such as outdoor dust can enter within doors.
Building window of the prior art only possesses traditional daylighting and ventilation function mostly, and conventional screen window only has ventilation function, can stop that the insect such as mosquito, fly enters, preventing dust haze afunction when opeing the window.
Utility model content
The utility model object be to provide a kind of can effectively Chalk-dust filtering and haze particle and do not affect the haze screen window control circuit of window daylighting, reach the effect purified the air of a room.
To achieve these goals, the utility model have employed following technical scheme:
Haze screen window control circuit, comprising: power switch, self-maintained circuit, transformer and voltage tripler rectifier circuit;
Wherein, transformer comprises the first coil, the second coil and tertiary coil;
Self-maintained circuit comprises frequency-selective circuit and backfeed loop; By the colelctor electrode of triode and base stage are distinguished connection transformer first coil and the first resistor, and form frequency-selective circuit by after transformer first coil and the first resistor in series; The moment switched on power, can produce by the very faint signal of telecommunication of the sine-wave superimposed of many different frequencies in circuit, frequency-selective circuit can select the AC signal of predeterminated frequency from these signals.
Backfeed loop is connected after the second coil by the emitter stage of triode and forms, and in feedback loop circuitry, role is contrary with frequency-selective circuit, it by select in frequency-selective circuit by the AC signal that triode amplifies, again feed back to triode and amplify; By the repeated action of frequency-selective circuit and backfeed loop, the alternating current that the generation frequency in self-maintained circuit is stronger;
Voltage tripler rectifier circuit comprises the first commutation diode, the second commutation diode, the 3rd commutation diode, the first capacitor, the second capacitor and the 3rd capacitor, wherein, first commutation diode, the first capacitor and tertiary coil the first half cycle in series, second commutation diode, the second capacitor and tertiary coil the second half cycle in series, the 3rd commutation diode, the 3rd capacitor and tertiary coil the 3rd half cycle in series; The 3rd capacitor in voltage tripler rectifier circuit is directly connected with the wire lath on screen window, and the PM2.5 particulate in air is ionized near wire lath, is adsorbed onto on wire lath.And haze screen window control circuit of the present utility model also has except mosquito function, if there is mosquitos and flies to touch metal twine, causes grid short circuit, and namely polypide can be shot dead by electric current, electric arc.
Preferably, described triode is NPN type triode;
Preferably, described haze screen window control circuit also comprises indicator light circuit, and indicator light circuit comprises light emitting diode and the current-limiting resistor of series connection mutually, is used to refer to the consume situation of connecting and disconnecting of the circuit state and display power supply electric energy.
In addition, described voltage tripler rectifier circuit also comprises second resistance in parallel with wire lath, and its effect is when mosquito-killing device does not work, and is bled off by the electric charge on capacitor, in order to avoid wire lath keeps high pressure for a long time.
Compared with prior art, the beneficial effects of the utility model are: the utility model devises a kind of haze screen window control circuit innovatively, effective Chalk-dust filtering and haze particle and do not affect window daylighting, reach the effect purified the air of a room.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of the haze screen window control circuit of the utility model embodiment.
Description of reference numerals:
Power switch SB
Light emitting diode VD
0
Current-limiting resistor R
0
Transformer T
First coil L
1
Second coil L
2
Tertiary coil L
3
Triode V
Colelctor electrode c
Base stage b
Emitter e
First resistor R
1
First commutation diode VD
1
Second commutation diode VD
2
3rd commutation diode VD
3
First capacitor C
1
Second capacitor C
2
3rd capacitor C
3
Second resistance R
2
Wire lath DW
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, but not as to restriction of the present utility model.
As shown in Figure 1, haze screen window control circuit comprises: power switch SB, indicator light circuit, self-maintained circuit, transformer and voltage tripler rectifier circuit; Wherein, indicator light circuit comprises the light emitting diode VD of series connection mutually
0with current-limiting resistor R
0, be used to refer to the consume situation of connecting and disconnecting of the circuit state and display power supply electric energy.Transformer T comprises the first coil L
1, the second coil L
2with tertiary coil L
3; Self-maintained circuit comprises frequency-selective circuit and backfeed loop; By the colelctor electrode c of triode V (NPN type triode) and base stage b being distinguished connection transformer T first coil L
1with the first resistor R
1, and by the first coil L of transformer T
1with the first resistor R
1frequency-selective circuit is formed after series connection; The moment switched on power, the thermal noise etc. of surge, electrical interference, transistor in circuit, can be produced, thus produce in circuit by the very faint signal of telecommunication of the sine-wave superimposed of many different frequencies.According to electric resonance principle, frequency-selective circuit can select the AC signal of predeterminated frequency from these signals.Backfeed loop connects the second coil L by the emitter e of triode V
2rear formation, in feedback loop circuitry, role is contrary with frequency-selective circuit, it by select in frequency-selective circuit by the AC signal that triode V amplifies, again feed back to triode V and amplify; By the repeated action of frequency-selective circuit and backfeed loop, the alternating current that the generation frequency in self-maintained circuit is stronger; After power switch SB connects, oscillating circuit the direct current of 6V, can convert the high-frequency alternating current of about 18kHz to, boosts to about 650V (L through transformer T simultaneously
3two ends peak value).
Voltage tripler rectifier circuit comprises the first commutation diode VD
1, the second commutation diode VD
2, the 3rd commutation diode VD
3, the first capacitor C
1, the second capacitor C
2with the 3rd capacitor C
3, wherein, the first commutation diode VD
1, the first capacitor C
1with tertiary coil L
3first half cycle in series, the second commutation diode VD
2, the second capacitor C
2with tertiary coil L
3second half cycle in series, the 3rd commutation diode VD
3, the 3rd capacitor C
3with tertiary coil L
33rd half cycle in series; The 3rd capacitor C in voltage tripler rectifier circuit
3directly be connected with the wire lath on screen window.The operating principle of voltage tripler rectifier circuit is as follows: establish tertiary coil L
3both end voltage peak value is U
m(about 650V), in first half cycle exchanged, tertiary coil L
3polarity be upper just lower negative, electric current is through the first commutation diode VD
1to the first capacitor C
1charging, is charged to tertiary coil L
3crest voltage U
m; During second half cycle, tertiary coil L
3polarity be lower just upper negative, the first capacitor C
1on voltage and tertiary coil L
3series connection is through the second commutation diode VD
2to the second capacitor C
2charge to 2U
m; During the 3rd half cycle, tertiary coil L
3polarity become again upper just lower negative, now the second capacitor C
2on voltage and tertiary coil L
3series connection is through the 3rd commutation diode VD
3to the 3rd capacitor C
3charge to 3U
m.Within the several cycles started, the 3rd capacitor C
3voltage in fact really can not be charged to 3U
m, but after the very short time, the 3rd capacitor C
3on voltage be just stabilized in 3U
mleft and right (2000V), is directly added on the wire lath DW of screen window.PM2.5 particulate in air is ionized near wire lath, is adsorbed onto on wire lath.And foregoing circuit also has except mosquito function, if there is mosquitos and flies to touch metal twine, cause grid short circuit, namely polypide can be shot dead by electric current, electric arc.
In addition, described voltage tripler rectifier circuit also comprises second resistance R in parallel with wire lath DW
2, the second resistance R
2resistance comparatively large, a few megaohm of being everlasting is within the scope of tens megaohms, and its effect is when mosquito-killing device does not work, by the 3rd capacitor C
3on electric charge bleed off, in order to avoid wire lath keeps high pressure for a long time.
The effective Chalk-dust filtering of haze screen window control circuit of the present embodiment and haze particle and do not affect window daylighting, reach the effect purified the air of a room.
Above embodiment is only exemplary embodiment of the present utility model, is not used in restriction the utility model, and protection domain of the present utility model is defined by the claims.Those skilled in the art can in essence of the present utility model and protection domain, and make various amendment or equivalent replacement to the utility model, this amendment or equivalent replacement also should be considered as dropping in protection domain of the present utility model.
Claims (4)
1. haze screen window control circuit, comprising: power switch, self-maintained circuit, transformer and voltage tripler rectifier circuit;
Wherein, transformer comprises the first coil, the second coil and tertiary coil;
Self-maintained circuit comprises frequency-selective circuit and backfeed loop; By the colelctor electrode of triode V and base stage are distinguished connection transformer first coil and the first resistor, and form frequency-selective circuit by after transformer first coil and the first resistor in series; Backfeed loop is connected after the second coil by the emitter stage of triode and forms, backfeed loop by select in frequency-selective circuit by the AC signal that triode amplifies, again feed back to triode and amplify;
Voltage tripler rectifier circuit comprises the first commutation diode, the second commutation diode, the 3rd commutation diode, the first capacitor, the second capacitor and the 3rd capacitor, wherein, first commutation diode, the first capacitor and tertiary coil the first half cycle in series, second commutation diode, the second capacitor and tertiary coil the second half cycle in series, the 3rd commutation diode, the 3rd capacitor and tertiary coil the 3rd half cycle in series; The 3rd capacitor in voltage tripler rectifier circuit is directly connected with the wire lath on screen window.
2. haze screen window control circuit according to claim 1, is characterized in that, described triode is NPN type triode.
3. haze screen window control circuit according to claim 1, is characterized in that, described haze screen window control circuit also comprises indicator light circuit, and indicator light circuit comprises light emitting diode and the current-limiting resistor of series connection mutually.
4. haze screen window control circuit according to claim 1, is characterized in that, described voltage tripler rectifier circuit also comprises second resistance in parallel with wire lath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520813050.1U CN205036275U (en) | 2015-10-21 | 2015-10-21 | Antifog haze screen window control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520813050.1U CN205036275U (en) | 2015-10-21 | 2015-10-21 | Antifog haze screen window control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205036275U true CN205036275U (en) | 2016-02-17 |
Family
ID=55295184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520813050.1U Expired - Fee Related CN205036275U (en) | 2015-10-21 | 2015-10-21 | Antifog haze screen window control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205036275U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109025750A (en) * | 2018-05-30 | 2018-12-18 | 佛山市航祥千安科技有限公司 | A kind of window may filter that air |
| CN109489810A (en) * | 2018-09-21 | 2019-03-19 | 中国科学院紫金山天文台 | The multichannel read-out system of terahertz wave band large scale array graphene detector |
| CN115208227A (en) * | 2022-07-26 | 2022-10-18 | 山东大学 | High voltage generating circuit, cleaning system and method suitable for ionosphere satellite load |
-
2015
- 2015-10-21 CN CN201520813050.1U patent/CN205036275U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109025750A (en) * | 2018-05-30 | 2018-12-18 | 佛山市航祥千安科技有限公司 | A kind of window may filter that air |
| CN109489810A (en) * | 2018-09-21 | 2019-03-19 | 中国科学院紫金山天文台 | The multichannel read-out system of terahertz wave band large scale array graphene detector |
| CN115208227A (en) * | 2022-07-26 | 2022-10-18 | 山东大学 | High voltage generating circuit, cleaning system and method suitable for ionosphere satellite load |
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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: 20160217 Termination date: 20161021 |