CN1056484C - Power-supply unit, controlling method for power-supply unit, power-supply unit for computer game and controller of supply unit for computer game - Google Patents
Power-supply unit, controlling method for power-supply unit, power-supply unit for computer game and controller of supply unit for computer game Download PDFInfo
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- CN1056484C CN1056484C CN96123314A CN96123314A CN1056484C CN 1056484 C CN1056484 C CN 1056484C CN 96123314 A CN96123314 A CN 96123314A CN 96123314 A CN96123314 A CN 96123314A CN 1056484 C CN1056484 C CN 1056484C
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
- H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
- H02M5/10—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using transformers
- H02M5/18—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using transformers for conversion of waveform
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
- H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
- H02M5/10—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using transformers
- H02M5/12—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using transformers for conversion of voltage or current amplitude only
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
- H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
- H02M5/22—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M5/275—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M5/297—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal for conversion of frequency
Abstract
To electronically modify a power supply and obtain a small-sized, inexpensive power supply capable of stably supplying power by making the voltage waveform of the output signals from a second frequency converting means similar to the voltage waveform of first alternating-current power input. A primary-side rectifying smoothing circuit 1 rectifies the alternating- current power of first frequency input. A main switching circuit 2 converts it into a second frequency higher than the frequency of the output signals from the first rectifying means 1. A transformer 3 for voltage conversion converts the voltage of the output signals from a first frequency converting means 2 into a second voltage. A secondary-side rectifying smoothing circuit 4 converts the frequency of the output signals from a voltage converting means 3 into a first frequency. A bridge circuit 5, a bridge driver circuit 30, and a timing switching circuit 31 make the voltage waveform of the output signals from the second frequency converting means 4 similar to the voltage waveform of a first alternating-current power. This makes it possible to electronically modify a power supply and obtain a small-sized, inexpensive power supply capable of stably supplying power.
Description
The present invention relates to a kind of supply unit, in more detail, relate to the control method of control method, game machine of use supply unit and the game machine of use supply unit of supply unit, supply unit.
In the play place is in the so-called pinball Room, and pinball game and Coin-freed video game machine are set in a large number, provides service to client.These game machines have a large amount of electronic installations such as lamp, light above-mentioned electronic installation according to the progress of recreation, and recreational for these electronic installations are improved, it is magnificent that equipments such as nearest electric decoration especially become, and then just becomes big by its employed electric power.
This game machine uses the power supply of the special voltage of so-called (50Hz or the 60Hz) 24V of interchange, and in order to give these game machine supply powers, in the prior art, the iron-core transformer that uses single phase poaer supply to use is powered as supply unit.
This iron-core transformer, because weight and size are bigger, and do not possess voltage control function, especially under the situation of the game machine that has connected electronic progress, with its operating state difference, the electricity consumption change is big, for stable power-supplying, just must use the iron-core transformer of costliness capacious, weight and size also become big problem when then existing cost to become Datong District.
In order to address the above problem, the control device that the purpose of this invention is to provide control method, game machine of use supply unit and the game machine of use supply unit of supply unit, supply unit, by the electronization of realization supply unit, and realize the effect of small inexpensive and can carry out stable power supply.
The related supply unit of first invention of the present invention is characterized in that, comprising: first rectifying device (former limit rectification flat wave circuit 1), carry out rectification to the alternating current of the first frequency of input; First frequency converting means (main SW circuit 2) is used for the output signal frequency of this first rectifying device is transformed to the second frequency that is higher than this frequency; Voltage changer (voltage transformation transformer 3), being used for the voltage transformation of the output signal of this first frequency converting means is second voltage; Second frequency converting means (secondary rectification flat wave circuit 4) is transformed to above-mentioned first frequency to the output signal frequency of this voltage changer; Wave shape changing device (bridge circuit 5, bridge drive circuit 30, regularly SW circuit 31) is used to make the voltage waveform of output signal of this second frequency converting means similar to the voltage waveform of first alternating current of above-mentioned input.
The related supply unit of second invention of the present invention, it is characterized in that, in above-mentioned first invention, constitute above-mentioned voltage changer by transformer, constitute above-mentioned first frequency converting means by first semiconductor switch (18) that above-mentioned first frequency converting means is connected in series with the primary coil of above-mentioned transformer with to the control circuit (6) that this first semiconductor switch carries out switch control, by constituting above-mentioned second frequency converting means on the secondary coil that is connected above-mentioned transformer and to the filter circuit that above-mentioned first frequency carries out the flat ripple of parabola, by the bridge circuit (5) that four second semiconductor switchs is connected into rhombus and with the Frequency Synchronization of input AC electricity and the SW control circuit (bridge drive circuit 30 that above-mentioned second semiconductor switch is controlled, timing SW circuit 31) constitutes above-mentioned Wave shape changing device.
The related supply unit of the 3rd invention of the present invention is characterized in that, in above-mentioned first invention or second invention, has the voltage changer that commercial ac voltage is transformed to 24 volts.
The control method of the supply unit that the 4th invention of the present invention is related, it is characterized in that, at the input commercial ac power source and be transformed to predetermined voltage and in the control method of the supply unit exported, comprise: the step (action of being undertaken by former limit rectification flat wave circuit 1) of the alternating current of above-mentioned input being carried out rectification; Is the signal frequency converting by this rectification step institute rectification the step (action of being undertaken by main SW circuit 2) of high frequency; Voltage of signals by the step institute conversion that is transformed into this high frequency is transformed to the step (action of carrying out with transformer 3 by voltage transformation) of above-mentioned predetermined voltage; Is the signal transformation by the step institute conversion that is transformed to this predetermined voltage the step (action of being undertaken by secondary rectification flat wave circuit 4) of the ac frequency of above-mentioned input; Make by the voltage of signals waveform of the step institute conversion of the ac frequency that is transformed to this input step similar (by bridge circuit 5, bridge drive circuit 30, the regularly action carried out of SW circuit 31) to the voltage waveform of the alternating current of above-mentioned input.
The related game machine of use supply unit of the 5th invention of the present invention, be connected on the game machine, the input AC electricity is transformed to the alternating current of the predetermined voltage of above-mentioned game machine of use, it is characterized in that, comprise: first rectifying device (former limit rectification flat wave circuit 1), carry out rectification to the alternating current of first frequency of input; First frequency converting means (main SW circuit 2) is used for the output signal frequency of this first rectifying device is transformed to the second frequency that is higher than this frequency; Voltage changer (voltage transformation transformer 3), being used for the voltage transformation of the output signal of this first frequency converting means is second voltage; Second frequency converting means (secondary rectification flat wave circuit 4) is transformed to above-mentioned first frequency to the output signal frequency of this voltage changer; Wave shape changing device (bridge circuit 5, bridge drive circuit 30, regularly SW circuit 31) is used to make the voltage waveform of output signal of this second frequency converting means similar to the voltage waveform of first alternating current of above-mentioned input; And the output of above-mentioned Wave shape changing device offered the above-mentioned game machine that connects.
The related game machine of use supply unit of the 6th invention of the present invention, it is characterized in that, in the game machine of use supply unit of above-mentioned the 5th invention, constitute above-mentioned voltage changer by transformer, constitute above-mentioned first frequency converting means by first semiconductor switch (18) that above-mentioned first frequency converting means is connected in series with the primary coil of above-mentioned transformer with to the control circuit (6) that this first semiconductor switch carries out switch control, by constituting above-mentioned second frequency converting means on the secondary coil that is connected above-mentioned transformer and to the filter circuit that above-mentioned first frequency carries out the flat ripple of parabola, by the bridge circuit (5) that four second semiconductor switchs is connected into rhombus and with the Frequency Synchronization of input AC electricity and the SW control circuit (bridge drive circuit 30 that above-mentioned second semiconductor switch is controlled, timing SW circuit 31) constitutes above-mentioned Wave shape changing device.
The related game machine of use supply unit of the 7th invention of the present invention is characterized in that, in above-mentioned the 5th invention or the 6th invention, has the voltage changer that commercial ac voltage is transformed to 24 volts.
The control method of the game machine of use supply unit that the 8th invention of the present invention is related, it is characterized in that, at the input commercial ac power source and be transformed to predetermined voltage and output in the control method of game machine of use supply unit of the game machine that is connected, comprising: the step (action of being undertaken by former limit rectification flat wave circuit 1) of the alternating current of above-mentioned input being carried out rectification; Is the signal frequency converting by this rectification step institute rectification the step (action of being undertaken by main SW circuit 2) of high frequency; Voltage of signals by the step institute conversion that is transformed into this high frequency is transformed to the step (action of carrying out with transformer 3 by voltage transformation) of above-mentioned predetermined voltage; Is the frequency translation by the signal of the step institute conversion that is transformed to this predetermined voltage the step (action of being undertaken by secondary rectification flat wave circuit 4) of the ac frequency of above-mentioned input; Make by the voltage of signals waveform of the step institute conversion of the ac frequency that is transformed to this input step similar (by bridge circuit 5, bridge drive circuit 30, the regularly action carried out of SW circuit 31) to the voltage waveform of the alternating current of above-mentioned input; And the above-mentioned output of carrying out similar step is offered the game machine of above-mentioned connection.
In the related supply unit of first invention, second invention and the 3rd invention, the alternating current of being imported is carried out rectification by first rectifying device.By the first frequency converting means is frequency translation high frequency.Be transformed to second voltage by voltage changer.Making frequency retrieval by the second frequency converting means is first frequency.The signal of the alternating current voltage waveform similarity that is transformed to and imports by Wave shape changing device.By this structure, just can realize the electronization of supply unit, realize the miniaturization cheap, and can stably power.
In the control method of the related supply unit of the 4th invention, the alternating current of importing is carried out rectification.Is the frequency translation of the signal after the rectification high frequency.Voltage of signals after the conversion is transformed to above-mentioned predetermined voltage, is the frequency translation of the signal after the conversion frequency of the alternating current of above-mentioned input.Make the voltage of signals waveform after the conversion similar to the voltage waveform of the alternating current of above-mentioned input.By this control method, just can realize the electronization of supply unit, realize the miniaturization cheap, and can stably power.
In the related game machine of use supply unit of the 5th invention, the 6th invention and the 7th invention, the alternating current of being imported is carried out rectification by first rectifying device.By the first frequency converting means is frequency translation high frequency.Be transformed to second voltage by voltage changer.Making frequency retrieval by the second frequency converting means is first frequency.The signal of the alternating current voltage waveform similarity that is transformed to and imports by Wave shape changing device.By this structure, just can realize the electronization of supply unit, realize the miniaturization cheap, and can stably power.
In the control method of the related game machine of use supply unit of the 8th invention, the alternating current of importing is carried out rectification.Is the frequency translation of the signal after the rectification high frequency.Voltage of signals after the conversion is transformed to above-mentioned predetermined voltage, is the frequency translation of the signal after the conversion frequency of the alternating current of above-mentioned input.Make the voltage of signals waveform after the conversion similar to the voltage waveform of the alternating current of above-mentioned input.By this control method, just can realize the electronization of supply unit, realize the miniaturization cheap, and can stably power.
The present invention will be described according to the accompanying drawing of representing embodiment below.
Fig. 1 is the supply unit involved in the present invention and the block diagram of game machine of use supply unit;
Fig. 2 is the pie graph of expression embodiments of the invention;
Fig. 3 is the oscillogram of action waveforms of the various piece of expression supply unit involved in the present invention and game machine of use supply unit.
Fig. 2 is the pie graph of expression embodiments of the invention.
In Fig. 2, the 100th, supply unit, alternating current offers its input VI from commercial AC power (50 or 60Hz, 100 volts) 150 by external power cord 130.On the other hand, from output VO voltage is become 24 volts interchange (50 or 60Hz) and export to internal power cord 140, on this power line, connect 110,110 and two callings of two pinball games with display 120,120.
Fig. 1 is the block diagram that the integral body of supply unit 100 constitutes.
In Fig. 1, VI is connected on the commercial ac power source 150 and the input of input AC electricity.
The 1st, the former limit rectification flat wave circuit of forming by capacitor 10, diode bridge 11 and capacitor 12 (part that with dashed lines surrounds).
The 3rd, the voltage transformation transformer, voltage transformation is with on the coil of transformer 3 ● label table timberline circle around to.For example, when semiconductor SW18 conducting, current flowing is arranged being connected on the direction of voltage transformation with diode 19 conductings on the secondary coil N3 of transformer 3.The main SW circuit of being made up of FET semiconductor switch (following switch is called SW) 18, resistance 14, resistance 15, resistance 16, capacitor 17, diode 13 2 (part that with dashed lines surrounds) is connected in series in this voltage transformation with on primary coil N1, the N2 of transformer 3.And be connected voltage transformation with on the secondary coil N3 of transformer 3 by the secondary rectification flat wave circuit 4 (part that with dashed lines surrounds) that diode 19, diode 20, inductor 21, capacitor 22 are formed.
The 5th, the bridge circuit of being formed by semiconductor SW23, semiconductor SW24, semiconductor SW25, semiconductor SW26 (part that with dashed lines surrounds).
The 30th, import the output signal of following timing SW circuit 31 and drive semiconductor SW23, the semiconductor SW24 of above-mentioned bridge circuit 5, the bridge drive circuit of semiconductor SW25, semiconductor SW26.
Bridge drives with accessory power supply 9 (part that with dashed lines surrounds) and is constituted by bridge drive circuit 30 and as the voltage transformation of the driving power of bridge circuit 5 coil N4, N5 and diode 27, diode 29, capacitor 28, the capacitor 30 with transformer 3.
Regularly 31 inputs of SW circuit offer the AC-input voltage of input VI, detect the switching timing time (50 or 60Hz), and this detection signal is exported to bridge drive circuit 30.
The 6th, control circuit for pulse-width modulation (following pulse-width modulation is called PWM) carries out ON/OFF with the square wave of high frequency (approximately 100Hz) to semiconductor SW18 and drives.The comparison signal that pwm control circuit 6 receives following waveform comparison circuit 7 is controlled the duty ratio of above-mentioned square wave, controls the ON/OFF interval of semiconductor SW18 thus.
Describe below with reference to the action of the oscillogram of the various piece of the supply unit of Fig. 3 above-mentioned supply unit 100.In Fig. 3, (A), (B), (C), (D), (E) respectively in the presentation graphs 1 with the waveform at the indicated position of the symbol of A, B, C, D, E.
The input ac voltage (with reference to Fig. 3 (A)) of the input VI of input Fig. 1 carries out rectification by diode bridge 11, and is very little because the capacity of capacitor 12 is 1 μ F, and becomes pulsating waveform (with reference to Fig. 3 (B)).
(Fig. 3 (B)) is power supply with this waveform, carry out the HF switch action by being connected voltage transformation with the semiconductor SW18 on the primary coil N1 of transformer 3, use the voltage waveform (with reference to Fig. 3 (C)) that takes place on the secondary coil N3 of transformer 3 corresponding to the turn ratio of coil N1 and N3 at voltage transformation.
This voltage is through diode 19, diode 20, the inductor 21 of secondary rectification flat wave circuit 4, and carry out flat ripple by capacitor 22, because the capacity of this capacitor 22 is that 4 μ F are very little, only radio-frequency component is carried out smoothly (parabola is level and smooth), and the terminal voltage of capacitor 22 is parabolic waveform (with reference to Fig. 3 (D)).Like this, just can carry out similar waveform to the terminal voltage (with reference to Fig. 3 (B)) of the capacitor 12 that is taken place with above-mentioned former limit circuit restores.
Because the bridge circuit of forming by semiconductor SW23, semiconductor SW24, semiconductor SW25, semiconductor SW26 5 is transformed to alternating voltage, just becomes the structure of alternating voltage (with reference to Fig. 3 (E)) being supplied with output VO.At this moment, the voltage of the AC wave shape that on output VO, takes place through isolating transformer 8 and in waveform comparison circuit 7 terminal voltage with capacitor 12 compare.Then, accept the relatively output of above-mentioned waveform comparison circuit 7,6 pairs of service voltage conversion of pwm control circuit are controlled in real time with the voltage of transformer 3, thus, the voltage of the AC wave shape that on above-mentioned output VO, takes place (with reference to Fig. 3 (E)) be carried out control and similar to input AC waveform (with reference to Fig. 3 (A)).
Regularly SW circuit 31 detects the switching timing time (50 or 60Hz) from the AC-input voltage of supplying with input VI.Then, semiconductor SW device 23, semiconductor SW device 24, semiconductor SW device 25, the semiconductor SW device 26 in the above-mentioned detection signal drives bridge circuit 5 of bridge drive circuit 30 usefulness.At this moment, control on the voltage of the lower of the terminal voltage (with reference to Fig. 3 (D)) of capacitor 22, to cooperate switching timing by switching timing SW circuit 31, therefore, on output VO, just can obtain to from the similar voltage waveform (Fig. 3 (E)) of the AC wave shape (with reference to Fig. 3 (A)) of input VI input and the a-c cycle synchronous (50 or 60Hz) with incoming frequency (50 or 60Hz).
For example, by being connected the driving situation of game machine 110 grades on the output VO, work as load change, when the voltage of output VO reduces, this voltage carries out waveform relatively with the terminal voltage of capacitor 12 through isolating transformer 8 in waveform comparison circuit 7, be controlled as the ON time that makes semiconductor SW18 through pwm control circuit 6 and set greatlyyer, thus, the electric current of the primary coil N1 of transformer 3 increases, and the induced voltage of secondary coil N3 also increases.
This voltage is output through secondary rectification flat wave circuit 4 and bridge circuit 5, just can make the terminal voltage rising of output VO and make output waveform revert to original voltage waveform.Even under the situation that the voltage of output VO rises, also can reduce the voltage of output VO by the control action opposite with above-mentioned action.But the amplitude of the voltage waveform that takes place on output VO but can obtain being transformed to corresponding to the voltage of voltage transformation with the voltage magnitude of the turn ratio of the primary coil N1 of transformer 3 and secondary coil N3.
According to the present invention, owing to can realize the identical voltage transformation of iron-core transformer used with the single phase poaer supply that under commercial frequency, uses by the high frequency conversion circuit, thereby, just can make voltage transformation adopt minimal type with transformer 3, in light weight, cheap supply unit, and can become circuit structure with voltage stabilizing function.
According to the present invention, source power supply is directly carried out high frequency conversion, by small-sized high frequency transformer isolate, voltage transformation, can obtain the output waveform similar to input voltage waveform, with the synchronous output frequency of incoming frequency, thereby can realize small-sized, cheapness and have a purpose of voltage control function.
As described above,, can realize the electronization of supply unit, and provide small-sized, cheap and can carry out the control device of control method, game machine of use supply unit and game machine of use supply unit of supply unit, the supply unit of stable power-supplying according to the present invention.
Claims (8)
1 supply unit is characterized in that, comprising:
First rectifying device carries out rectification to the alternating current of first frequency of input;
The first frequency converting means is used for the output signal frequency of this first rectifying device is transformed to the second frequency that is higher than this frequency;
Voltage changer, being used for the voltage transformation of the output signal of this first frequency converting means is second voltage;
The second frequency converting means is transformed to above-mentioned first frequency to the output signal frequency of this voltage changer;
Wave shape changing device is used to make the voltage waveform of output signal of this second frequency converting means similar to the voltage waveform of first alternating current of above-mentioned input.
2 supply units according to claim 1 is characterized in that,
Constitute above-mentioned voltage changer by transformer,
First semiconductor switch that above-mentioned first frequency converting means is connected in series by the primary coil with above-mentioned transformer and the control circuit that this first semiconductor switch carries out switch control constituted,
Above-mentioned second frequency converting means is by being constituted on the secondary coil that is connected above-mentioned transformer and to the filter circuit that above-mentioned first frequency carries out the flat ripple of parabola,
Above-mentioned Wave shape changing device is constituted by the bridge circuit that four second semiconductor switchs is connected into rhombus with the Frequency Synchronization of input AC electricity and the SW control circuit that above-mentioned second semiconductor switch is controlled.
3 supply units according to claim 1 and 2 is characterized in that,
Above-mentioned voltage changer is transformed to 24 volts to commercial ac voltage.
The control method of 4 supply units, the input commercial ac power source, and be transformed to predetermined voltage and export, it is characterized in that, comprising:
The alternating current of above-mentioned input is carried out the step of rectification;
Is the signal frequency converting by this rectification step institute rectification the step of high frequency;
Voltage of signals by the step institute conversion that is transformed into this high frequency is transformed to the step of above-mentioned predetermined voltage;
Is the frequency translation by the signal of the step institute conversion that is transformed to this predetermined voltage the step of the ac frequency of above-mentioned input;
Make the voltage of signals waveform step similar to the voltage waveform of the alternating current of above-mentioned input by the step institute conversion of the ac frequency that is transformed to this input.
5 game machine of use supply units are connected on the game machine, and the input AC electricity is transformed to the alternating current of the predetermined voltage of above-mentioned game machine of use, it is characterized in that, comprising:
First rectifying device carries out rectification to the alternating current of first frequency of input;
The first frequency converting means is used for the output signal frequency of this first rectifying device is transformed to the second frequency that is higher than this frequency;
Voltage changer, being used for the voltage transformation of the output signal of this first frequency converting means is second voltage;
The second frequency converting means is transformed to above-mentioned first frequency to the output signal frequency of this voltage changer;
Wave shape changing device is used to make the voltage waveform of output signal of this second frequency converting means similar to the voltage waveform of first alternating current of above-mentioned input,
6 game machine of use supply units according to claim 5 is characterized in that,
Above-mentioned voltage changer is made of transformer,
First semiconductor switch that above-mentioned first frequency converting means is connected in series by the primary coil with above-mentioned transformer and the control circuit that this first semiconductor switch carries out switch control constituted,
Above-mentioned second frequency converting means is by constituting on the secondary coil that is connected above-mentioned transformer and to the filter circuit that above-mentioned first frequency carries out the flat ripple of parabola,
Above-mentioned Wave shape changing device constitutes by the bridge circuit that four second semiconductor switchs is connected into rhombus with the Frequency Synchronization of input AC electricity and the SW control circuit that above-mentioned second semiconductor switch is controlled.
7 according to claim 5 or 6 described game machine of use supply units, it is characterized in that above-mentioned voltage changer is transformed to 24 volts to commercial ac voltage.
The control method of 8 game machine of use supply units, the input commercial ac power source, and be transformed to predetermined voltage and export, it is characterized in that, comprising:
The alternating current of above-mentioned input is carried out the step of rectification;
Is the signal frequency converting by this rectification step institute rectification the step of high frequency;
Voltage of signals by the step institute conversion that is transformed into this high frequency is transformed to the step of above-mentioned predetermined voltage;
Is the frequency translation by the signal of the step institute conversion that is transformed to this predetermined voltage the step of the ac frequency of above-mentioned input;
Make the voltage of signals waveform step similar to the voltage waveform of the alternating current of above-mentioned input by the step institute conversion of the ac frequency that is transformed to this input;
The above-mentioned output of having carried out similar step is offered the game machine of above-mentioned connection.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP289816/1995 | 1995-11-08 | ||
| JP289816/95 | 1995-11-08 | ||
| JP7289816A JPH09135579A (en) | 1995-11-08 | 1995-11-08 | Power supply, control method therefor, power supply for game machine and control method for power supply for game machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1160946A CN1160946A (en) | 1997-10-01 |
| CN1056484C true CN1056484C (en) | 2000-09-13 |
Family
ID=17748148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN96123314A Expired - Fee Related CN1056484C (en) | 1995-11-08 | 1996-11-08 | Power-supply unit, controlling method for power-supply unit, power-supply unit for computer game and controller of supply unit for computer game |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPH09135579A (en) |
| KR (1) | KR100236572B1 (en) |
| CN (1) | CN1056484C (en) |
| TW (1) | TW371731B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5163757B2 (en) * | 2011-01-06 | 2013-03-13 | タイヨーエレック株式会社 | Game machine |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1041248A (en) * | 1988-09-15 | 1990-04-11 | 菲利浦光灯制造公司 | Switched-mode power supply circuit |
| CN2150671Y (en) * | 1993-02-01 | 1993-12-22 | 王刚 | Conversion type integrated power supply device |
-
1995
- 1995-11-08 JP JP7289816A patent/JPH09135579A/en active Pending
- 1995-11-30 TW TW084112751A patent/TW371731B/en not_active IP Right Cessation
-
1996
- 1996-11-07 KR KR1019960052602A patent/KR100236572B1/en not_active IP Right Cessation
- 1996-11-08 CN CN96123314A patent/CN1056484C/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1041248A (en) * | 1988-09-15 | 1990-04-11 | 菲利浦光灯制造公司 | Switched-mode power supply circuit |
| CN2150671Y (en) * | 1993-02-01 | 1993-12-22 | 王刚 | Conversion type integrated power supply device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1160946A (en) | 1997-10-01 |
| JPH09135579A (en) | 1997-05-20 |
| TW371731B (en) | 1999-10-11 |
| KR100236572B1 (en) | 2000-01-15 |
| KR970031205A (en) | 1997-06-26 |
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