CN2037893U - Voltage converting device - Google Patents
Voltage converting device Download PDFInfo
- Publication number
- CN2037893U CN2037893U CN 88220490 CN88220490U CN2037893U CN 2037893 U CN2037893 U CN 2037893U CN 88220490 CN88220490 CN 88220490 CN 88220490 U CN88220490 U CN 88220490U CN 2037893 U CN2037893 U CN 2037893U
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- CN
- China
- Prior art keywords
- voltage
- signal
- utility
- model
- converting device
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- 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.)
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model provides a voltage converting device comprising a signal generator of the pulsing signal which generates the pulsing high level time and the pulsing low level time and adjusts the time, a drive circuit controlled by the signal, a relay, a silicon controlled and adjustable electronic brake controlled by the relay and a luminous indication used to display the working condition of the device. The utility model can make the voltage of the commercial power with 220 volts and 50 cycles or other alternating current be depressed or be transformed into the pulsing voltage. The voltage converting device can be applied to various purposes, such as the voltage converting device is arranged on electric fans, so the simulated natural wind is generated; the voltage converting device is arranged on the heating appliance, and the heat preservation purpose is achieved. The utility model has the effect of saving electric power simultaneously.
Description
The utility model relates to a kind of voltage changer, relates in particular to a kind of voltage changer of electronic type.
At present,, perhaps export 0 volt, promptly have only two states, or open, or close as 220 volt of 50 all alternating current source that the electric equipment power supply is provided voltage of 220 volts of constant outputs all when any electric equipment is done load.Some electric equipment is owing to the requirement on using, and wishing has a kind of ac output voltage adjustable, and controlled respectively voltage changer of the time of the time of output HIGH voltage and output LOW voltage.
Therefore, a purpose of the present utility model is to provide a kind of and the civil power in 220 volt of 50 week can be transformed into the voltage changer that 0-220 lies prostrate the voltage in 50 weeks.
Another purpose of the present utility model is to provide a kind of can be transformed into the civil power in 220 volt of 50 week pulse high level time and the low level time voltage changer of adjustable pulse voltage signal respectively.
The utility model comprises the control device of an adjustable electronics lock of controllable silicon and this electronics lock of control, this control device comprises that can produce pulse high level time and the low level time signal generation apparatus of adjustable pulse signal respectively, an and electromagnetic switch of controlling by this signal generation apparatus, the aforementioned electronic lock comprises a thyristor with a control utmost point, thereby and be connected to this control utmost point and provide the phase-shift circuit that triggers the signal of telecommunication to thyristor, described electromagnetic switch relies on its contact to control being connected of the thyristor control utmost point and phase-shift circuit.The utility model also further comprises the luminous indication of its working condition of indication, with the drive circuit that is used to drive this indicating device and aforementioned electromagnetic switch, this drive circuit is controlled by the signal of aforementioned signal generation apparatus.
Utilize the utility model, the civil power in 220 volt of 50 week can be transformed into high level time and all adjustable voltage signal of low level time between 0 volt to 220 volts.As this voltage signal is added on the electric fan, the air quantity that can make electric fan produce approximate natural wind changes; For household electrical appliance such as electric blanket, electric iron, electric furnace, electric cups, adopt this voltage, can reach heat preservation effect.Simultaneously, utilize this voltage, can realize good power savings.In addition, the voltage of the utility model generation also can be used for various color lamps, advertising lamp etc.The utility model also can be used as a stepless transformer, and does not comprise any power source transformer in the utility model inside.
Below embodiment of the present utility model be will describe with reference to the accompanying drawings in detail, other purposes of the present utility model and advantage therefrom also can be found out.Wherein:
Fig. 1 is a theory diagram of the present utility model;
Fig. 2 is the circuit diagram of an embodiment of the present utility model;
Fig. 3 is the oscillogram of A point voltage and input in Fig. 2 device, output voltage;
Fig. 4 is a kind of outside drawing of the present utility model.
Referring to Fig. 1, signal generation apparatus 1 produces control signal, controls the action of electromagentic switching apparatus 2, controls the output voltage V of the adjustable electronics lock of controllable silicon by the action of electromagentic switching apparatus 2
0Variation.Operating voltage generating means 4 provides stable operating voltage for signal generation apparatus 1 and electromagentic switching apparatus 2.
Fig. 2 is the concrete circuit of implementing that the theory diagram according to Fig. 1 obtains.Voltage is from input CT input, through capacitor C
2, diode D
2-D
5, capacitor C
3Rectifying and wave-filtering is added in by resistance R
6With voltage-stabiliser tube D
9On the voltage stabilizing circuit of forming, at last at voltage-stabiliser tube D
9The last stable operating voltage that obtains.K switch
1Be the mains switch of circuit, circuit is not worked when opening.
Resistance R
3, R
5With triode BG
1, BG
2Constitute a drive circuit 5, this circuit under the control of the signal that the A point produces, drives the light-emitting diode D of electromagentic switching apparatus 2 (being a relay J here) and formation luminous indication 6 at signal generation apparatus 2
7, D
8
The control utmost point of bidirectional triode thyristor element SCR is by protective resistance R
1, diac D
1Be connected by resistance R with the contact of relay J
2, W
1And capacitor C
1The phase-shift circuit of forming.The normally-closed contact a of relay J connects diode D
1, normally opened contact b passes through K switch
2Connect an end of controllable silicon SCR, the common c of relay J passes through resistance R
1The control utmost point that connects controllable silicon SCR.Inductance L
1The high order harmonic component that produces when being used to eliminate the controllable silicon SCR conducting.CZ is an output.
Referring to Fig. 3, wherein, U
CTBeing the input voltage at input CT place, is a kind of sine wave here.K in Fig. 2
3During disconnection, A point voltage U
A1Remain high level, at this moment, triode BG conducting, and triode BG
1Carry and end, the contact a of relay J and c connect, and obtain voltage U cz at output CZ place, and its waveform as shown in the figure.At this moment, light-emitting diode D
8Luminous, indicate this operating state.Regulate resistance W
1Value, can change the amplitude of voltage U cz.Work as K
3When closed, A point voltage U
A2Be a kind of square wave, as shown in the figure, at this moment, triode BG
1, BG
2In turn conducting and ending alternately connects normally-closed contact a, the normally opened contact b of relay J, simultaneously diode D with common c
8, D
7Luminous in turn, show that whole device is in this working condition.At this moment, if K switch
2Disconnect, then the waveform of voltage U cz as shown is Ucz
1As K switch
2Closure, then output voltage is Ucz
2, waveform as shown in the figure.As can be seen from the figure, three kinds of output voltage U cz, Ucz
1And Ucz
2Average voltage have nothing in common with each other.
Referring to Fig. 4, this is a kind of outside drawing of the present utility model.Circuit among Fig. 2 can be made on one or a few printed substrate, in the fixing housing 5 shown in the figure.Can regulate respective element in Fig. 2 circuit by some switches and knob on the housing front, wherein, plug 6 and socket 7 are respectively as input, output CT and the CZ of this device; The K switch that switch 8,9,10 is respectively among Fig. 2
1, K
2, K
3Knob 11,12,13 is respectively applied for regulates variable resistor W among Fig. 2
1, W
2, W
3 Resistance.Indicator light 14,15 is light-emitting diode D
1, D
7
From the circuit of Fig. 2 as can be seen, device of the present utility model also can be used for the voltage of the other types beyond the conversion civil power, as long as the element in the device can tolerate this kind voltage.
More than describe preferred embodiment of the present utility model, be intended to instruct enforcement of the present utility model.Obviously, practician in the art can make many variations and modification to this, and the unlikely scope of the present utility model that exceeds the claims qualification.
Claims (5)
- A kind of voltage changer, it comprises an adjustable electronics lock of controllable silicon, and the control device of this electronics lock of control, it is characterized in that described control device comprises:A signal generation apparatus that produces pulse high level time and low level time difference adjustable signal.An electromagnetic switch by above-mentioned pulse signal control.Described controllable silicon is adjustable, and the electronics lock comprises that one has the thyristor of a control utmost point and the phase-shift circuit that triggers the signal of telecommunication is provided for this thyristor, and described electromagnetic switch has been controlled the control utmost point of thyristor and being connected of described phase-shift circuit.
- 2. voltage changer as claimed in claim 1 is characterized in that, it also comprises a luminous indication, and the drive circuit that drives described indicating device and electromagnetic switch.
- 3. voltage changer as claimed in claim 1, it is characterized in that described signal generation apparatus comprises output pulse high level time and the pulses low time oscillator of adjustable pulse electrical signal respectively.
- 4. voltage changer as claimed in claim 2 is characterized in that, the signal controlling that described drive circuit is produced by described signal generation apparatus.
- 5. voltage changer as claimed in claim 1, its feature are at son, and described electromagnetic switch is a kind of relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 88220490 CN2037893U (en) | 1988-11-26 | 1988-11-26 | Voltage converting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 88220490 CN2037893U (en) | 1988-11-26 | 1988-11-26 | Voltage converting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2037893U true CN2037893U (en) | 1989-05-17 |
Family
ID=4852709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 88220490 Withdrawn CN2037893U (en) | 1988-11-26 | 1988-11-26 | Voltage converting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2037893U (en) |
-
1988
- 1988-11-26 CN CN 88220490 patent/CN2037893U/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| 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 |