CN108983657A - Electric mosquito repellent adjustable timing power-supply controller of electric - Google Patents
Electric mosquito repellent adjustable timing power-supply controller of electric Download PDFInfo
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- CN108983657A CN108983657A CN201810734636.7A CN201810734636A CN108983657A CN 108983657 A CN108983657 A CN 108983657A CN 201810734636 A CN201810734636 A CN 201810734636A CN 108983657 A CN108983657 A CN 108983657A
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- circuit
- electric
- mosquito repellent
- npn transistor
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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
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M13/00—Fumigators; Apparatus for distributing gases
- A01M13/003—Enclosures for fumigation, e.g. containers, bags or housings
-
- 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
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24215—Scada supervisory control and data acquisition
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- Life Sciences & Earth Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Engineering & Computer Science (AREA)
- Insects & Arthropods (AREA)
- Toxicology (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Catching Or Destruction (AREA)
Abstract
The invention discloses a kind of electric mosquito repellent adjustable timing power-supply controller of electric, circuit, mono-stable timing circuit, level shifting circuit, thyristor supply socket control circuit feature: are charged and discharged including 220V AC power source, full bridge rectifier and 12V DC regulated power supply, starting；The model NE555 that time base circuit IC1 is used in mono-stable timing circuit.Seen electric mosquito repellent brings larger security risk to electricity consumption aspect commonly using it nearly all without automatic or timing shutdown function.When especially electric mosquito repellent does not use in the morning, forget that the thing for pulling out electric mosquito repellent attaching plug happens occasionally.How could not only guarantee electric mosquito repellent normal use, but also can solve the safety utilization of electric power problem of electric mosquito repellent, this increases by an Electric automatic control equipment, can automatic power-off shutdown after allowing electric mosquito repellent heating work to postpone several hours.
Description
Technical field
It the invention belongs to electronic auto-control technology field, is controlled about a kind of electric mosquito repellent adjustable timing power supply
Device.
Background technique
Common electric mosquito repellent is because cheap, and seen electric mosquito repellent is nearly all without automatic or timing shutdown function
Can, larger security risk is brought to electricity consumption aspect commonly using it.When especially electric mosquito repellent does not use in the morning, forget to pull out
The thing for falling electric mosquito repellent attaching plug happens occasionally, and causing power wastage is minor matter, because once in a while by clothing covering or temperature
It is out of control and cause fire and be major issue.
How could not only guarantee electric mosquito repellent normal use, but also can solve the safety utilization of electric power problem of electric mosquito repellent,
This increases by an Electric automatic control equipment, can be automatic after allowing electric mosquito repellent heating work to postpone several hours
Power-off shutdown can be effectively prevented from contingency in this way and close electric mosquito repellent power supply because forgetting due to cause serious consequence.
It is involved in implementation process the following detailed description of electric mosquito repellent adjustable timing power-supply controller of electric of the present invention
And necessary, key technique content.
Summary of the invention
Goal of the invention and the utility model has the advantages that common electric mosquito repellent is because cheap, seen electric mosquito repellent is nearly all
Without automatic or timing shutdown function, larger security risk is brought to electricity consumption aspect commonly using it.Special electric heating mosquito in the morning
When fragrant device does not use, forget that the thing for pulling out electric mosquito repellent attaching plug happens occasionally, causing power wastage is minor matter, because
Fire is caused by clothing covering or temperature control once in a while and is major issue.How electric mosquito repellent normal use could both be guaranteed,
The safety utilization of electric power problem of electric mosquito repellent is can solve again, this increases by an Electric automatic control equipment, allows electricity
Energy automatic power-off shutdown after hot mosquito-repellent incense heating work postpones several hours can be effectively prevented from contingency because forgetting in this way and close electricity
Hot mosquito-repellent incense power supply and cause serious consequence.
Circuit operation principle: the core circuit of electric mosquito repellent adjustable timing power-supply controller of electric is used time base circuit production
Ultra-long time timer.When clicking key switch AN, 12V DC voltage adds to the both ends of timing capacitor C1, timing capacitor C1
It is charged to 12V rapidly, at this moment the base stage of NPN transistor VT1 starts added with bias voltage, and NPN transistor VT1 is led rapidly
Logical, so that the 2nd foot of time base circuit IC1 and the 6th foot are high level, then the 3rd foot of time base circuit IC1 exports low level, makes NPN
Transistor npn npn VT2 cannot get bias voltage and end, and at this moment the collector of NPN transistor VT2 is in high potential, make unidirectionally may be used
Control silicon SCR is connected after obtaining trigger voltage, so that it is electric to obtain two hole power socket CZ, electric mosquito repellent begins to warm up work.
As the voltage on timing capacitor C1 rallentando reduces, the voltage of the 2nd foot and the 6th foot of time base circuit IC1
It will be gradually reduced, when the voltage on the 2nd foot and the 6th foot of base IC circuit 1 drops to the 2/3 of 12V DC supply voltage at that time,
The 3rd foot output of time base circuit IC1 is high level by low level overturning, and at this moment NPN transistor VT2 obtains bias voltage and leads
It is logical, so that the collector of NPN transistor VT2 is in low potential, unidirectional controllable silicon S CR loses trigger voltage and ends, thus two
It is powered off in hole power socket CZ, electric mosquito repellent is made to stop heating.
Linear potentiometer RP is for adjusting the working time determined by power outlet CZ.Under normal circumstances, linear potentiometer
The resistance value of RP is transferred to the required maximum operating time.
Technical solution: electric mosquito repellent adjustable timing power-supply controller of electric, it includes 220V AC power source, full bridge rectifier
And 12V DC regulated power supply, starting are charged and discharged circuit, mono-stable timing circuit, level shifting circuit, thyristor supply and insert
Seat control circuit, it is characterised in that:
Starting is charged and discharged circuit: it is by key switch AN, timing capacitor C1, NPN transistor VT1 and linear potential
Device RP composition, the base stage of a termination NPN transistor VT1 of key switch AN and the anode of timing capacitor C1, key switch AN
The other end, NPN transistor VT1 collector be connected with circuit anode VCC, the cathode of timing capacitor C1 with connecing circuit GND,
The emitter of NPN transistor VT1 connects one end of linear potentiometer RP, the other end and its activity termination electricity of linear potentiometer RP
Road ground GND；
Mono-stable timing circuit: the model NE555 that time base circuit IC1 is used, the 4th foot of time base circuit IC1 and the 8th foot
Circuit anode VCC is met, the 2nd foot of time base circuit IC1 and the 6th foot connect the emitter of NPN transistor VT1, time base circuit IC1's
GND, the 3rd foot of time base circuit IC1 connect level shifting circuit to 1st foot with connecing circuit；
Level shifting circuit: it is made of resistance R1, NPN transistor VT2, resistance R2, the base of NPN transistor VT2
Pole connects the 3rd foot of time base circuit IC1 by resistance R1, and the collector of NPN transistor VT2 connects circuit anode by resistance R2
VCC, the emitter of NPN transistor VT2 with connecing circuit GND；
Thyristor supply socket control circuit: it is made of unidirectional controllable silicon S CR and two hole power socket CZ, unidirectional controllable
The control electrode G of silicon SCR connects the collector of NPN transistor VT2, and the anode of unidirectional controllable silicon S CR connects full bridge rectifier anode
Output end, the cathode of unidirectional controllable silicon S CR connect the fire line terminal of two hole power socket CZ, the zero terminal of two hole power socket CZ
Connect full bridge rectifier cathode output end；
Full bridge rectifier and 12V DC regulated power supply: 220V AC power source zero line L, 220V AC power source zero line side N
The AC input of full-bridge rectification element QZ is connect respectively, and full bridge rectifier cathode output end connects pressure stabilizing by dropping resistor R3
The cathode of diode DW and the anode of filter capacitor C2 and circuit anode VCC, full bridge rectifier cathode output end connect pressure stabilizing two
The anode of pole pipe DW and the cathode of filter capacitor C2 and circuit ground GND, 12V DC voltage regulator circuit anode and circuit anode VCC phase
Even, with circuit GND and 220V AC power source zero line side N's 12V DC voltage regulator circuit cathode are connected.
Detailed description of the invention
Attached drawing 1 is that the circuit work of electric mosquito repellent adjustable timing power-supply controller of electric one embodiment provided by the invention is former
Reason figure.
Specific embodiment
According to attached electric mosquito repellent adjustable timing power controller circuit working principle diagram shown in FIG. 1 and Detailed description of the invention,
And according to component described in connection relationship between component in each section circuit described in summary of the invention and embodiment
Technical parameter requires and circuit production main points carry out implementing that the present invention can be realized, with reference to embodiments to correlation of the invention
Technology is further described.
The technical parameter of component and its selection require
IC1 is time base circuit, model are as follows: NE555；Time base circuit IC1 is 8 foot DIP encapsulation, and each foot function: 1 foot is electricity
Road ground GND；2 feet are triggering end；3 feet are output end；4 feet are reset terminal；5 feet are control voltage；6 feet are thresholding (threshold value)；7 feet
For discharge end；8 feet are DC power anode VCC；
VT1~VT2 is NPN transistor, and model is 2SC9013, it is desirable that β value >=180；
QZ full-bridge rectification element, technical parameter 1A/400V；
DW is zener diode, technical parameter 12V/1W；
SCR is one-way SCR, technical parameter 1A/400V；
C1 is timing capacitor, and selecting capacity is the electrolytic capacitor of 330~470 μ F/25V, it is desirable that timing capacitor C1 itself leakage
Electric current is the smaller the better；
C2 is filter capacitor, and selecting capacity is the electrolytic capacitor of 1000 μ F/25V；
RP is linear potentiometer, and resistance value is 47K Ω；
The resistance value of resistance R1 is 12K Ω；The resistance value of resistance R2 is 3.6K Ω；
The resistance value of dropping resistor R3 is 18K Ω, power requirement >=3W；
LED is red light emitting diodes；
K-18 type can be selected in button switch AN；
CZ is two hole power sockets, and selected technology parameter is two hole power socket of 1A/250V.
Circuit production main points and circuit debugging
Because the circuit structure of electric mosquito repellent adjustable timing power-supply controller of electric is fairly simple, as long as select under normal circumstances
Electronic component performance is intact, and the component connection relationship in attached drawing 1 is welded to specifications, physical connection line and weldering
Quality is connect after going through correctly, circuit of the invention, which only needs to carry out simply debugging, to be worked normally；
According to the component connection in attached drawing 1 on adjustable timing large power supply socket circuit schematic diagram, the delay of circuit
Time is determined by the value of timing capacitor C1, potentiometer RP, according to the needs of electric baking pan timing shut-in time, the appearance of timing capacitor C1
Amount can select within the scope of 330 μ F to 470 μ F；
Select the capacity of timing capacitor C1 for 220 μ F/25V, when the resistance value of linear potentiometer RP is 27K Ω, circuit delay
About 36~38 minutes；When the resistance value of linear potentiometer RP is 43K Ω, it is delayed about 80 minutes；The resistance value of linear potentiometer RP is
When 150K Ω, circuit delay about 4.5~5 hours；Longest can be set by 24 hours.
Circuit structure design of the invention, components' placement and its structure feature, face shaping and size etc.
It is not key technology of the invention, nor claimed key technique content, because not influencing tool of the present invention
The realization of body implementation process and goal of the invention, therefore do not illustrate one by one in the description.
Claims (1)
1. a kind of electric mosquito repellent adjustable timing power-supply controller of electric, it includes 220V AC power source, full bridge rectifier and 12V straight
Flow regulated power supply, starting is charged and discharged circuit, mono-stable timing circuit, level shifting circuit, the control of thyristor supply socket
Circuit, it is characterised in that:
The starting is charged and discharged circuit by key switch AN, timing capacitor C1, NPN transistor VT1 and linear potential
Device RP composition, the base stage of a termination NPN transistor VT1 of key switch AN and the anode of timing capacitor C1, key switch AN
The other end, NPN transistor VT1 collector be connected with circuit anode VCC, the cathode of timing capacitor C1 with connecing circuit GND,
The emitter of NPN transistor VT1 connects one end of linear potentiometer RP, the other end and its activity termination electricity of linear potentiometer RP
Road ground GND；
The mono-stable timing circuit: the model NE555 that time base circuit IC1 is used, the 4th foot of time base circuit IC1 and the 8th
Foot meets circuit anode VCC, and the 2nd foot of time base circuit IC1 and the 6th foot meet the emitter of NPN transistor VT1, time base circuit IC1
The 1st foot GND, the 3rd foot of time base circuit IC1 connect level shifting circuit with connecing circuit；
The level shifting circuit is made of resistance R1, NPN transistor VT2, resistance R2, the base stage of NPN transistor VT2
The 3rd foot of time base circuit IC1 is connect by resistance R1, the collector of NPN transistor VT2 meets circuit anode VCC by resistance R2,
The emitter of NPN transistor VT2 with connecing circuit GND；
The thyristor supply socket control circuit is made of unidirectional controllable silicon S CR and two hole power socket CZ, unidirectional controllable
The control electrode G of silicon SCR connects the collector of NPN transistor VT2, and the anode of unidirectional controllable silicon S CR connects full bridge rectifier anode
Output end, the cathode of unidirectional controllable silicon S CR connect the fire line terminal of two hole power socket CZ, the zero terminal of two hole power socket CZ
Connect full bridge rectifier cathode output end；
In the full bridge rectifier and 12V DC regulated power supply, 220V AC power source zero line L, 220V AC power source zero
Line end N connects the AC input of full-bridge rectification element QZ respectively, and full bridge rectifier cathode output end passes through dropping resistor R3
It connects the cathode of zener diode DW and the anode of filter capacitor C2 and circuit anode VCC, full bridge rectifier cathode output end connects
The anode of zener diode DW and the cathode of filter capacitor C2 and circuit ground GND, 12V DC voltage regulator circuit anode and circuit anode
VCC is connected, and with circuit GND and 220V AC power source zero line side N's 12V DC voltage regulator circuit cathode are connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810734636.7A CN108983657A (en) | 2018-07-06 | 2018-07-06 | Electric mosquito repellent adjustable timing power-supply controller of electric |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810734636.7A CN108983657A (en) | 2018-07-06 | 2018-07-06 | Electric mosquito repellent adjustable timing power-supply controller of electric |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108983657A true CN108983657A (en) | 2018-12-11 |
Family
ID=64536235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810734636.7A Withdrawn CN108983657A (en) | 2018-07-06 | 2018-07-06 | Electric mosquito repellent adjustable timing power-supply controller of electric |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108983657A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104279837A (en) * | 2014-10-31 | 2015-01-14 | 王志 | Power restoration time delay contactless protection device for electric refrigerator |
| CN105680253A (en) * | 2016-03-25 | 2016-06-15 | 周芸 | Universal-type electric cooker long-time delay power socket |
| CN105680254A (en) * | 2016-03-28 | 2016-06-15 | 王志 | Touch type electric kettle timing power source socket |
| CN105716292A (en) * | 2016-03-23 | 2016-06-29 | 吴建堂 | Quick timing controller of mechanical electric water heater |
| CN205646334U (en) * | 2016-03-25 | 2016-10-12 | 周芸 | Popular rice cooker long delay supply socket |
-
2018
- 2018-07-06 CN CN201810734636.7A patent/CN108983657A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104279837A (en) * | 2014-10-31 | 2015-01-14 | 王志 | Power restoration time delay contactless protection device for electric refrigerator |
| CN105716292A (en) * | 2016-03-23 | 2016-06-29 | 吴建堂 | Quick timing controller of mechanical electric water heater |
| CN105680253A (en) * | 2016-03-25 | 2016-06-15 | 周芸 | Universal-type electric cooker long-time delay power socket |
| CN205646334U (en) * | 2016-03-25 | 2016-10-12 | 周芸 | Popular rice cooker long delay supply socket |
| CN105680254A (en) * | 2016-03-28 | 2016-06-15 | 王志 | Touch type electric kettle timing power source socket |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181211 |