CN103671196A - Temperature-control electric fan based on lighting function - Google Patents
Temperature-control electric fan based on lighting function Download PDFInfo
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- CN103671196A CN103671196A CN201310680721.7A CN201310680721A CN103671196A CN 103671196 A CN103671196 A CN 103671196A CN 201310680721 A CN201310680721 A CN 201310680721A CN 103671196 A CN103671196 A CN 103671196A
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- bidirectional thyristor
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Abstract
The invention discloses a temperature-control electric fan based on a lighting function. The temperature-control electric fan comprises a temperature measurement circuit used for measuring environment temperature. The temperature measurement circuit is connected with a controller. The controller is connected with an overvoltage protection circuit and a shock resistance protection circuit, wherein the overvoltage protection circuit is used for protecting a motor against high voltage damage, and the shock resistance protection circuit is used for protecting a circuit against external shock interference. The overvoltage protection circuit is connected with a motor drive circuit used for controlling the rotating speed of the motor. The shock resistance protection circuit is connected with a voltage stabilizing circuit and further connected with a light ray measurement circuit and a lamp drive circuit, wherein the light ray measurement circuit is used for measuring ambient brightness, the lamp drive circuit is used for adjusting the brightness of a lamp, and the lamp drive circuit is connected with the lamp. According to the temperature-control electric fan based on the lighting function, the rotating speed of the motor and the brightness of the lamp are controlled by measuring external environment temperature and external environment light rays, so that the requirement of practical use of the user is better met.
Description
[technical field]
The present invention relates to a kind of temperature control fan based on illumination function.
[background technique]
Present electric fan function is more and more, is applicable to the life of modern science and technology society, and intellectuality is also more and more stronger, the user's that more fits living needs.But user, in order to reach the effect of fast cooling, often arrives maximum by fan wind velocity modulation, once temperature declines after opening when electric fan, user can not go to transfer the files in time yet, and the fan of fan is lowered, and endangers healthy and can cause the wasting of resources; On the other hand when fan in insufficient light local time, be difficult to understand the present operation conditions of fan.
[summary of the invention]
The present invention has overcome the deficiency of above-mentioned technology, and a kind of temperature control fan based on illumination function is provided, and by detecting ambient temperature and external environment light, respectively the rotating speed of motor and lamp brightness is controlled, and more meets user's practical application.
For achieving the above object, the present invention has adopted following technical proposal:
A kind of temperature control fan based on illumination function, include the temperature sensing circuit 1 for detection of ambient temperature, described temperature sensing circuit 1 is connected with controller 2, described controller 2 is connected with protection motor and avoids the overvoltage crowbar 3 of high voltage damage and the shock resistance protective circuit 7 that protective circuit is avoided foreign impacts interference, described overvoltage crowbar 3 is connected with for controlling the motor-drive circuit 4 of motor speed, described shock resistance protective circuit 7 is connected with controller 2 described in mu balanced circuit 8 and is also connected with the light testing circuit 5 for detection of ambient brightness, for adjusting the lamp drive circuit 6 of lamp brightness, described lamp drive circuit 6 is connected with lamp.
Described motor-drive circuit 4 includes bidirectional thyristor T2, bidirectional thyristor T3, bidirectional thyristor T4 and piezoresistance TNR1, the first main electrode and the second main electrode of described piezoresistance TNR1 and bidirectional thyristor T2 are connected in parallel, described bidirectional thyristor T2 the second main electrode ground connection, the first main electrode of described bidirectional thyristor T2 is connected with mu balanced circuit 8, the grid of described bidirectional thyristor T2 is connected with controller 2 by resistance R 19, the first main electrode of described bidirectional thyristor T3 is in turn by inductance L 1, capacitor C 2 is connected with the first main electrode of bidirectional thyristor T2, described bidirectional thyristor T3 the second main electrode ground connection, the grid of described bidirectional thyristor T3 is connected with controller 2 by resistance R 20, the first main electrode of described bidirectional thyristor T4 is in turn by inductance L 2, capacitor C 3 is connected with the first main electrode of bidirectional thyristor T3, described bidirectional thyristor T4 the second main electrode ground connection, the grid of described bidirectional thyristor T4 is connected with controller 2 by resistance R 21, the first main electrode of described bidirectional thyristor T4 is connected with overvoltage crowbar 3.
Described light testing circuit 5 includes photoresistor R14, described photoresistor R14 one end is by resistance R 11 ground connection, the described photoresistor R14 the other end is connected with controller 2, and described resistance R 12 one end are connected with controller 2, and described resistance R 12 the other ends are connected with power supply by resistance R 13.
Described lamp drive circuit 6 includes photo coupler U2 and bidirectional thyristor T1, the electrode input end of described photo coupler U2 is connected with mu balanced circuit 8 by resistance R 7, the negative input of described photo coupler U2 is connected with the first main electrode of bidirectional thyristor T1 by inductance L 3, the second main electrode of described bidirectional thyristor T1 is by resistance R 16 ground connection, the grid of described bidirectional thyristor T1 is connected with controller 2 by resistance R 18, the cathode output end of described photo coupler U2 is connected with controller 2, the cathode output end of described photo coupler U2 is connected with-5V power supply.
Described shock resistance protective circuit 7 includes triode Q1, triode Q2 and triode Q3, the collector electrode of described triode Q2 is connected with controller 2, the emitter of described triode Q2 is connected with power supply, the base stage of described triode Q2 is connected with power supply by resistance R 22, described resistance R 22 is connected in parallel to capacitor C 10, the base stage of described triode Q2 is connected with the collector electrode of triode Q1 by R24, the base stage of described triode Q1 is by resistance R 23 ground connection, the emitter of described triode Q1 is connected with mu balanced circuit 8, the collector electrode of described triode Q3 is connected with the collector electrode of triode Q1, the grounded-emitter connection of described triode Q3, the base stage of described triode Q3 is connected with the emitter of triode Q1 by resistance R 28.
The invention has the beneficial effects as follows:
1, the present invention controls motor speed by testing environment temperature, thereby user is lowered the temperature at leisure, avoids health to cause harmful effect and the wasting of resources;
2, the present invention controls by testing environment brightness the power that lamp emits beam, and makes user understand better the operation conditions of fan, and can provide a light source for user;
3, the present invention has circuit protection function and the protection motor of avoiding extraneous factor impulsive disturbance and avoids the protective circuit that high voltage is damaged.
[accompanying drawing explanation]
Fig. 1 is structural representation of the present invention;
Fig. 2 is temperature sensing circuit structural drawing of the present invention;
Fig. 3 is controller circuit structure figure of the present invention;
Fig. 4 is overvoltage crowbar structural drawing of the present invention;
Fig. 5 is motor-drive circuit structural drawing of the present invention;
Fig. 6 is light testing circuit structural drawing of the present invention;
Fig. 7 is lamp drive circuit structural drawing of the present invention;
Fig. 8 is shock resistance protective circuit structural drawing of the present invention;
Fig. 9 is voltage regulator circuit structure figure of the present invention.
[embodiment]
Below in conjunction with accompanying drawing and embodiments of the present invention, be described in further detail:
As shown in Figure 1, a kind of temperature control fan based on illumination function, include the temperature sensing circuit 1 for detection of ambient temperature, described temperature sensing circuit 1 is connected with controller 2, described controller 2 is connected with protection motor and avoids the overvoltage crowbar 3 of high voltage damage and the shock resistance protective circuit 7 that protective circuit is avoided foreign impacts interference, described overvoltage crowbar 3 is connected with for controlling the motor-drive circuit 4 of motor speed, described shock resistance protective circuit 7 is connected with controller 2 described in mu balanced circuit 8 and is also connected with the light testing circuit 5 for detection of ambient brightness, for adjusting the lamp drive circuit 6 of lamp brightness, described lamp drive circuit 6 is connected with lamp.
Described motor-drive circuit 4 includes bidirectional thyristor T2, bidirectional thyristor T3, bidirectional thyristor T4 and piezoresistance TNR1, the first main electrode and the second main electrode of described piezoresistance TNR1 and bidirectional thyristor T2 are connected in parallel, described bidirectional thyristor T2 the second main electrode ground connection, the first main electrode of described bidirectional thyristor T2 is connected with mu balanced circuit 8, the grid of described bidirectional thyristor T2 is connected with controller 2 by resistance R 19, the first main electrode of described bidirectional thyristor T3 is in turn by inductance L 1, capacitor C 2 is connected with the first main electrode of bidirectional thyristor T2, described bidirectional thyristor T3 the second main electrode ground connection, the grid of described bidirectional thyristor T3 is connected with controller 2 by resistance R 20, the first main electrode of described bidirectional thyristor T4 is in turn by inductance L 2, capacitor C 3 is connected with the first main electrode of bidirectional thyristor T3, described bidirectional thyristor T4 the second main electrode ground connection, the grid of described bidirectional thyristor T4 is connected with controller 2 by resistance R 21, the first main electrode of described bidirectional thyristor T4 is connected with overvoltage crowbar 3.
Described light testing circuit 5 includes photoresistor R14, described photoresistor R14 one end is by resistance R 11 ground connection, the described photoresistor R14 the other end is connected with controller 2, and described resistance R 12 one end are connected with controller 2, and described resistance R 12 the other ends are connected with power supply by resistance R 13.
Described lamp drive circuit 6 includes photo coupler U2 and bidirectional thyristor T1, the electrode input end of described photo coupler U2 is connected with mu balanced circuit 8 by resistance R 7, the negative input of described photo coupler U2 is connected with the first main electrode of bidirectional thyristor T1 by inductance L 3, the second main electrode of described bidirectional thyristor T1 is by resistance R 16 ground connection, the grid of described bidirectional thyristor T1 is connected with controller 2 by resistance R 18, the cathode output end of described photo coupler U2 is connected with controller 2, the cathode output end of described photo coupler U2 is connected with-5V power supply.
Described shock resistance protective circuit 7 includes triode Q1, triode Q2 and triode Q3, the collector electrode of described triode Q2 is connected with controller 2, the emitter of described triode Q2 is connected with power supply, the base stage of described triode Q2 is connected with power supply by resistance R 22, described resistance R 22 is connected in parallel to capacitor C 10, the base stage of described triode Q2 is connected with the collector electrode of triode Q1 by R24, the base stage of described triode Q1 is by resistance R 23 ground connection, the emitter of described triode Q1 is connected with mu balanced circuit 8, the collector electrode of described triode Q3 is connected with the collector electrode of triode Q1, the grounded-emitter connection of described triode Q3, the base stage of described triode Q3 is connected with the emitter of triode Q1 by resistance R 28.
The working procedure of control gear, when the higher object of temperature is near control gear, ambient temperature just rises thereupon, control gear detects ambient temperature by temperature sensing circuit 1 and rises, thereby controller 2 is controlled the larger wind flow of rotating speed generation that motor-drive circuit 4 improves motor, makes object cooling; When object temperature slowly reduces, temperature sensing circuit 1 testing result is that ambient temperature reduces, and controls the rotating speed that motor-drive circuit reduces motor, reduces the wind flow that fan produces.
Meanwhile, control gear has illumination function, by light testing circuit 5 to external world the photometric brightness of environment detect, when control gear is during in decreased light, controller 2 is controlled lamp drive circuit 4 output high-powers, makes to strengthen the brightness of lamp, for user provides a light source; When the external world is high light line, control lamp drive circuit 4 output low-power, weaken the brightness of lamp.
Wherein, overvoltage crowbar 3 can protect motor to avoid high-tension current damage effectively.
Described controller 2 is connected with for the protection of circuit avoids the shock resistance protective circuit 7 that foreign impacts is disturbed, even if external environment produces impulsive disturbance to circuit, shock resistance protective circuit 7 also can make circuit remain under steady state to move; Described shock resistance protective circuit 7 is connected with mu balanced circuit 8, by mu balanced circuit 8, control gear is worked under stable working power.
Claims (5)
1. the temperature control fan based on illumination function, include the temperature sensing circuit (1) for detection of ambient temperature, described temperature sensing circuit (1) is connected with controller (2), described controller (2) is connected with protection motor and avoids the overvoltage crowbar (3) of high voltage damage and the shock resistance protective circuit (7) that protective circuit is avoided foreign impacts interference, described overvoltage crowbar (3) is connected with the motor-drive circuit (4) for controlling motor speed, described shock resistance protective circuit (7) is connected with mu balanced circuit (8), it is characterized in that described controller (2) is also connected with the light testing circuit (5) for detection of ambient brightness, for adjusting the lamp drive circuit (6) of lamp brightness, described lamp drive circuit (6) is connected with lamp.
2. a kind of temperature control fan based on illumination function according to claim 1, it is characterized in that: described motor-drive circuit (4) includes bidirectional thyristor T2, bidirectional thyristor T3, bidirectional thyristor T4 and piezoresistance TNR1, the first main electrode and the second main electrode of described piezoresistance TNR1 and bidirectional thyristor T2 are connected in parallel, described bidirectional thyristor T2 the second main electrode ground connection, the first main electrode of described bidirectional thyristor T2 is connected with mu balanced circuit (8), the grid of described bidirectional thyristor T2 is connected with controller (2) by resistance R 19, the first main electrode of described bidirectional thyristor T3 is in turn by inductance L 1, capacitor C 2 is connected with the first main electrode of bidirectional thyristor T2, described bidirectional thyristor T3 the second main electrode ground connection, the grid of described bidirectional thyristor T3 is connected with controller (2) by resistance R 20, the first main electrode of described bidirectional thyristor T4 is in turn by inductance L 2, capacitor C 3 is connected with the first main electrode of bidirectional thyristor T3, described bidirectional thyristor T4 the second main electrode ground connection, the grid of described bidirectional thyristor T4 is connected with controller (2) by resistance R 21, the first main electrode of described bidirectional thyristor T4 is connected with overvoltage crowbar (3).
3. a kind of temperature control fan based on illumination function according to claim 1, it is characterized in that: described light testing circuit (5) includes photoresistor R14, described photoresistor R14 one end is by resistance R 11 ground connection, the described photoresistor R14 the other end is connected with controller (2), described resistance R 12 one end are connected with controller (2), and described resistance R 12 the other ends are connected with power supply by resistance R 13.
4. a kind of temperature control fan based on illumination function according to claim 1, it is characterized in that: described lamp drive circuit (6) includes photo coupler U2 and bidirectional thyristor T1, the electrode input end of described photo coupler U2 is connected with mu balanced circuit (8) by resistance R 7, the negative input of described photo coupler U2 is connected with the first main electrode of bidirectional thyristor T1 by inductance L 3, the second main electrode of described bidirectional thyristor T1 is by resistance R 16 ground connection, the grid of described bidirectional thyristor T1 is connected with controller (2) by resistance R 18, the cathode output end of described photo coupler U2 is connected with controller (2), the cathode output end of described photo coupler U2 is connected with-5V power supply.
5. a kind of temperature control fan based on illumination function according to claim 2, it is characterized in that described shock resistance protective circuit (7) includes triode Q1, triode Q2 and triode Q3, the collector electrode of described triode Q2 is connected with controller (2), the emitter of described triode Q2 is connected with power supply, the base stage of described triode Q2 is connected with power supply by resistance R 22, described resistance R 22 is connected in parallel to capacitor C 10, the base stage of described triode Q2 is connected with the collector electrode of triode Q1 by R24, the base stage of described triode Q1 is by resistance R 23 ground connection, the emitter of described triode Q1 is connected with mu balanced circuit (8), the collector electrode of described triode Q3 is connected with the collector electrode of triode Q1, the grounded-emitter connection of described triode Q3, the base stage of described triode Q3 is connected with the emitter of triode Q1 by resistance R 28.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310680721.7A CN103671196B (en) | 2013-12-13 | 2013-12-13 | A kind of temperature control fan based on illumination function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310680721.7A CN103671196B (en) | 2013-12-13 | 2013-12-13 | A kind of temperature control fan based on illumination function |
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| CN103671196A true CN103671196A (en) | 2014-03-26 |
| CN103671196B CN103671196B (en) | 2016-03-23 |
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| CN201310680721.7A Expired - Fee Related CN103671196B (en) | 2013-12-13 | 2013-12-13 | A kind of temperature control fan based on illumination function |
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Citations (8)
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| CN1427655A (en) * | 2001-12-19 | 2003-07-02 | 英业达集团(上海)电子技术有限公司 | Automatic regulating method of poor light lamp for fitting environmental light strength and circuit |
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2013
- 2013-12-13 CN CN201310680721.7A patent/CN103671196B/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2049442U (en) * | 1989-06-13 | 1989-12-13 | 张凌飞 | Solid contactor for three phase power |
| CN1427655A (en) * | 2001-12-19 | 2003-07-02 | 英业达集团(上海)电子技术有限公司 | Automatic regulating method of poor light lamp for fitting environmental light strength and circuit |
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| CN103671196B (en) | 2016-03-23 |
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