CN203632565U - Collinear full-wave capacitance-resistance voltage-reducing power supply circuit - Google Patents
Collinear full-wave capacitance-resistance voltage-reducing power supply circuit Download PDFInfo
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- CN203632565U CN203632565U CN201320879682.9U CN201320879682U CN203632565U CN 203632565 U CN203632565 U CN 203632565U CN 201320879682 U CN201320879682 U CN 201320879682U CN 203632565 U CN203632565 U CN 203632565U
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- 230000000087 stabilizing effect Effects 0.000 claims abstract description 35
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 21
- 239000010703 silicon Substances 0.000 claims abstract description 21
- 239000003990 capacitor Substances 0.000 claims description 74
- 230000006837 decompression Effects 0.000 claims description 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract description 20
- 238000001914 filtration Methods 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of small household appliance electric control and particularly provides a collinear full-wave capacitance-resistance voltage-reducing power supply circuit which is a novel full-wave capacitance-resistance voltage-reducing circuit for converting commercial power alternating current into direct current. The collinear full-wave capacitance-resistance voltage-reducing power supply circuit is mainly composed of a front alternating current input filtering circuit and two independent half-wave rectifying and voltage stabilizing circuits. A commercial power supply is input to the alternating current input filtering circuit via an interface and then loaded on the two independent half-wave rectifying and voltage stabilizing circuits, and thus two paths of direct current voltage output which are independent to each other without interference is achieved, and a silicon controlled rectifier can be conveniently and stably driven. The collinear full-wave capacitance-resistance voltage-reducing power supply circuit is simple to achieve and low in cost.
Description
Technical field
The utility model relates to small household appliances electronic control technology field, particularly a kind of novel conllinear all-wave resistance-capacitance depressurization power circuit that electric main transfers direct current to that is applied to.
Background technology
At present, there are many small household electrical appliances to adopt resistance-capacitance depressurization power circuit, also have many small household electrical appliances to adopt the output of SCR control civil power simultaneously.Silicon controlled characteristic is to have definite voltage difference and little trigger current between gate pole (G) and port one (T1), just can realize silicon controlled conducting, thereby opens load output.If adopt common all-wave resistance-capacitance depressurization rectification circuit, the voltage between single-chip I/O mouth and port one (T1) changes, and drives controllable silicon so can not directly be connected to gate pole (G) with IO mouth.
If use optocoupler isolated controlling controllable silicon also can achieve the goal, but can the costs that increase an opto-coupler chip device more.Drive silicon controlled object if use half-wave resistance-capacitance depressurization power circuit also can reach conllinear, but the electric current that half waveshape resistance-capacitance depressurization uses same decompression capacitor to provide only has the half of all-wave form, need one times of large electric capacity that large electric current same with all-wave, the rising that has also brought cost just can be provided.
In sum, if can realize conllinear on all-wave resistance-capacitance depressurization power circuit, that just can drive controllable silicon output at lower cost.
Summary of the invention
The purpose of this utility model is in order to solve above-mentioned proposed problem, and more practical, the more cost-effective conllinear all-wave of one resistance-capacitance depressurization power circuit is provided.The utility model can be realized the output of two-way direct voltage independent, that do not disturb mutually, can facilitate stably and drive for controllable silicon.The utility model circuit is realized simple, with low cost.
The purpose of this utility model can be by taking following technical scheme to reach:
Conllinear all-wave resistance-capacitance depressurization power circuit of the present utility model, include front end and exchange input filter circuit, decompression capacitor C1, first via half-wave rectifier voltage circuit and the second road half-wave rectifier voltage circuit, front end exchanges input filter circuit and includes wire-wound resistor R1, piezo-resistance ZNR1, capacitor C 2, capacitor C 1, resistance R 2, first via half-wave rectifier voltage circuit includes rectifier diode D1, voltage stabilizing didoe ZD1 and electrochemical capacitor EC1, the second road half-wave rectifier voltage circuit includes rectifier diode D2, voltage stabilizing didoe ZD2, capacitor C 3 and electrochemical capacitor EC2, wherein the power supply ACN utmost point is come in from input interface, be connected to the positive pole of rectifier diode D1 and the negative pole of rectifier diode D2 through wire-wound resistor R1 and capacitor C 1, the negative pole of rectifier diode D1 is connected with the negative pole of voltage stabilizing didoe ZD1, the positive pole of rectifier diode D2 is connected with the positive pole of voltage stabilizing didoe ZD2, be connected with the negative pole of electrochemical capacitor EC2 and be connected with one end of capacitor C 3, power supply ACL extremely directly conllinear is connected to the positive pole of voltage stabilizing didoe ZD1 and the negative pole of voltage stabilizing didoe ZD2, and the power supply ACL utmost point also conllinear is connected to the positive pole of electrochemical capacitor EC2 and the other end of capacitor C 3, one end of piezo-resistance ZNR1 and capacitor C 2 is connected with wire-wound resistor R1 and is connected with one end of capacitor C 1 and resistance R 2, the other end of piezo-resistance ZNR1 and capacitor C 2 and the positive pole of voltage stabilizing didoe ZD1 and the negative pole of voltage stabilizing didoe ZD2 is connected and be connected with the negative pole of electrochemical capacitor EC1 and the positive pole of electrochemical capacitor EC2.
While switching on power work, in the time that ACL is greater than ACN voltage, on voltage stabilizing didoe ZD2 and on electrochemical capacitor EC2, forms a galvanic current and press for load; In the time that ACN is greater than ACL voltage, on voltage stabilizing didoe ZD1 and electrochemical capacitor EC1, also forming a galvanic current presses, and these two direct voltages are mutually independently, the fluctuation of one road voltage can not affect another road voltage, and the two-way half-wave filter regulator circuit of output has a utmost point conllinear of a utmost point and electric main input.
Voltage on above-mentioned electrochemical capacitor EC2 is used for driving controllable silicon, and relay has the load of on off state.
Voltage on above-mentioned another road electrochemical capacitor EC1 needs the load of more stable voltage for single-chip microcomputer, AD testing circuit.
The above-mentioned two-way independently rectifier diode direction of half-wave rectifier voltage circuit is contrary, and this circuit can be worked at positive half cycle and the negative half period of civil power input, has direct voltage output.
The extremely upper string fuse of the civil power one of above-mentioned conllinear.
Above-mentioned capacitor C 2 is safety electric capacity.
Above-mentioned capacitor C 1 is decompression capacitor.
The utility model adopts and includes front end and exchange the independently structure of half-wave rectifier voltage circuit of input filter circuit and two, mains supply is inputed to and is exchanged after input filter circuit by interface, be carried in two independently on half-wave voltage stabilizing circuit, realize the output of two-way direct voltage independent, that do not disturb mutually, can facilitate stably and drive for controllable silicon.The utility model circuit is realized simple, with low cost, is a kind of convenient and practical conllinear all-wave resistance-capacitance depressurization power circuit.
Accompanying drawing explanation
?fig. 1 is the circuit diagram of resistance-capacitance depressurization power supply of the present utility model.
Fig. 2 is the circuit diagram that controllable silicon of the present utility model drives application.
Embodiment
Embodiment:
Circuit diagram of the present utility model as shown in Figure 1, conllinear all-wave resistance-capacitance depressurization power circuit of the present utility model, include front end and exchange input filter circuit, decompression capacitor C1, first via half-wave rectifier voltage circuit and the second road half-wave rectifier voltage circuit, front end exchanges input filter circuit and includes wire-wound resistor R1, piezo-resistance ZNR1, capacitor C 2, capacitor C 1, resistance R 2, first via half-wave rectifier voltage circuit includes rectifier diode D1, voltage stabilizing didoe ZD1 and electrochemical capacitor EC1, the second road half-wave rectifier voltage circuit includes rectifier diode D2, voltage stabilizing didoe ZD2, capacitor C 3 and electrochemical capacitor EC2, wherein the power supply ACN utmost point is come in from input interface, be connected to the positive pole of rectifier diode D1 and the negative pole of rectifier diode D2 through wire-wound resistor R1 and capacitor C 1, the negative pole of rectifier diode D1 is connected with the negative pole of voltage stabilizing didoe ZD1, the positive pole of rectifier diode D2 is connected with the positive pole of voltage stabilizing didoe ZD2, be connected with the negative pole of electrochemical capacitor EC2 and be connected with one end of capacitor C 3, power supply ACL extremely directly conllinear is connected to the positive pole of voltage stabilizing didoe ZD1 and the negative pole of voltage stabilizing didoe ZD2, and the power supply ACL utmost point also conllinear is connected to the positive pole of electrochemical capacitor EC2 and the other end of capacitor C 3, one end of piezo-resistance ZNR1 and capacitor C 2 is connected with wire-wound resistor R1 and is connected with one end of capacitor C 1 and resistance R 2, the other end of piezo-resistance ZNR1 and capacitor C 2 and the positive pole of voltage stabilizing didoe ZD1 and the negative pole of voltage stabilizing didoe ZD2 is connected and be connected with the negative pole of electrochemical capacitor EC1 and the positive pole of electrochemical capacitor EC2.
While switching on power work, in the time that ACL is greater than ACN voltage, on voltage stabilizing didoe ZD2 and on electrochemical capacitor EC2, forms a galvanic current and press for load; In the time that ACN is greater than ACL voltage, on voltage stabilizing didoe ZD1 and electrochemical capacitor EC1, also forming a galvanic current presses, and these two direct voltages are mutually independently, the fluctuation of one road voltage can not affect another road voltage, and the two-way half-wave filter regulator circuit of output has a utmost point conllinear of a utmost point and electric main input.
In the present embodiment, the voltage on above-mentioned electrochemical capacitor EC2 is used for driving controllable silicon, relay etc. to have the load of on off state.Voltage on above-mentioned another road electrochemical capacitor EC1 needs the load of more stable voltage for single-chip microcomputer, AD testing circuit etc.The above-mentioned two-way independently rectifier diode direction of half-wave rectifier voltage circuit is contrary, and this circuit can be worked at positive half cycle and the negative half period of civil power input, has direct voltage output.
In addition, be to guarantee the fail safe that uses, the civil power one of above-mentioned conllinear is extremely gone up and can also be gone here and there fuse.
In the present embodiment, above-mentioned capacitor C 2 is safety electric capacity.Above-mentioned capacitor C 1 is decompression capacitor.
Operation principle of the present utility model is as follows: the power supply ACN utmost point is come in from input interface, and the positive pole that process wire-wound resistor R1 and decompression capacitor C1 are connected to rectifier diode D1 is the negative pole of rectifier diode D2; The positive pole that the extremely direct conllinear of power supply ACL is connected to voltage stabilizing didoe ZD1 is the negative pole of voltage stabilizing didoe ZD2.The work that switches on power, in the time that ACL is greater than ACN voltage, electric current enters from ACL, flows through ZD2, D2, C1, R1 form first half-wave resistance-capacitance depressurization loop to ACN.EC2 electrochemical capacitor plays filter action, and a galvanic current of the upper formation of ZD2 is pressed for load.In the time that ACN is greater than ACL voltage, electric current enters from ACN, flows through R1, C1, D1, ZD1, forms equally first half-wave resistance-capacitance depressurization loop to ACL.Also form a galvanic current on presses at ZD1.Two direct voltages of this obtaining are mutually independently, and the fluctuation of a road voltage can not affect another road voltage.For example: the voltage on electrochemical capacitor EC2 can be used for driving controllable silicon, relay etc. to have the load of on off state; Voltage on the electrochemical capacitor EC1 of another road can need for single-chip microcomputer, AD testing circuit etc. the load of more stable voltage.Voltage fluctuation in the time of controllable silicon, relay on-off can not have influence on the stable of another road direct voltage, makes the Chip Microcomputer A/D testing circuit etc. can steady operation.Two-way direct voltage can not interact, and this is also of the present utility model one large outstanding advantages.
The utility model is used for driving silicon controlled circuit diagram as shown in Figure 2: the IO mouth of single-chip microcomputer drives controllable silicon SCR 1 by triode Q1, Q2.In the time that demand motive controllable silicon is exported, IO mouth drive level is low level, triode Q1 conducting, electric current is flowed through Q1, R4 to Q2 base stage from+5v, thereby by Q2 conducting, after Q2 conducting, between the port T1 of controllable silicon SCR 1 and gate pole G, just forming a galvanic current presses, electric current flows through gate pole G, R6, Q2 to-12v from port T1, after this electric current forms, and just conducting of controllable silicon, silicon controlled output OUT just can output AC forceful electric power ACL, and load gets final product work.Above-mentioned port T1 connects the power supply ACL utmost point in the utility model, a utmost point in the two-way half-wave filter regulator circuit of namely above-mentioned port T1 connection the utility model output and utmost point conllinear electric main input.
Claims (8)
1. a conllinear all-wave resistance-capacitance depressurization power circuit, it is characterized in that including front end and exchange input filter circuit, decompression capacitor C1, first via half-wave rectifier voltage circuit and the second road half-wave rectifier voltage circuit, front end exchanges input filter circuit and includes wire-wound resistor R1, piezo-resistance ZNR1, capacitor C 2, capacitor C 1, resistance R 2, first via half-wave rectifier voltage circuit includes rectifier diode D1, voltage stabilizing didoe ZD1 and electrochemical capacitor EC1, the second road half-wave rectifier voltage circuit includes rectifier diode D2, voltage stabilizing didoe ZD2, capacitor C 3 and electrochemical capacitor EC2, wherein the power supply ACN utmost point is come in from input interface, be connected to the positive pole of rectifier diode D1 and the negative pole of rectifier diode D2 through wire-wound resistor R1 and capacitor C 1, the negative pole of rectifier diode D1 is connected with the negative pole of voltage stabilizing didoe ZD1, the positive pole of rectifier diode D2 is connected with the positive pole of voltage stabilizing didoe ZD2, be connected with the negative pole of electrochemical capacitor EC2 and be connected with one end of capacitor C 3, power supply ACL extremely directly conllinear is connected to the positive pole of voltage stabilizing didoe ZD1 and the negative pole of voltage stabilizing didoe ZD2, and the power supply ACL utmost point also conllinear is connected to the positive pole of electrochemical capacitor EC2 and the other end of capacitor C 3, one end of piezo-resistance ZNR1 and capacitor C 2 is connected with wire-wound resistor R1 and is connected with one end of capacitor C 1 and resistance R 2, the other end of piezo-resistance ZNR1 and capacitor C 2 and the positive pole of voltage stabilizing didoe ZD1 and the negative pole of voltage stabilizing didoe ZD2 is connected and be connected with the negative pole of electrochemical capacitor EC1 and the positive pole of electrochemical capacitor EC2.
2. conllinear all-wave resistance-capacitance depressurization power circuit according to claim 1, while it is characterized in that switching on power work, in the time that ACL is greater than ACN voltage, forms a galvanic current on voltage stabilizing didoe ZD2 and on electrochemical capacitor EC2 and presses for load; In the time that ACN is greater than ACL voltage, on voltage stabilizing didoe ZD1 and electrochemical capacitor EC1, also forming a galvanic current presses, and these two direct voltages are mutually independently, the fluctuation of one road voltage can not affect another road voltage, and the two-way half-wave filter regulator circuit of output has a utmost point conllinear of a utmost point and electric main input.
3. conllinear all-wave resistance-capacitance depressurization power circuit according to claim 1, is characterized in that the voltage on above-mentioned electrochemical capacitor EC2 is used for driving controllable silicon, and relay has the load of on off state.
4. conllinear all-wave resistance-capacitance depressurization power circuit according to claim 1, is characterized in that the load for single-chip microcomputer, the more stable voltage of AD testing circuit needs of voltage on above-mentioned another road electrochemical capacitor EC1.
5. conllinear all-wave resistance-capacitance depressurization power circuit according to claim 2, it is characterized in that above-mentioned two-way independently the rectifier diode direction of half-wave rectifier voltage circuit be contrary, this circuit can be worked at positive half cycle and the negative half period of civil power input, have direct voltage output.
6. conllinear all-wave resistance-capacitance depressurization power circuit according to claim 1, is characterized in that the civil power one of above-mentioned conllinear is extremely gone up string fuse.
7. conllinear all-wave resistance-capacitance depressurization power circuit according to claim 1, is characterized in that above-mentioned capacitor C 2 is safety electric capacity.
8. conllinear all-wave resistance-capacitance depressurization power circuit according to claim 1, is characterized in that above-mentioned capacitor C 1 is decompression capacitor.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320879682.9U CN203632565U (en) | 2013-12-30 | 2013-12-30 | Collinear full-wave capacitance-resistance voltage-reducing power supply circuit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320879682.9U CN203632565U (en) | 2013-12-30 | 2013-12-30 | Collinear full-wave capacitance-resistance voltage-reducing power supply circuit |
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| CN203632565U true CN203632565U (en) | 2014-06-04 |
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| CN201320879682.9U Expired - Lifetime CN203632565U (en) | 2013-12-30 | 2013-12-30 | Collinear full-wave capacitance-resistance voltage-reducing power supply circuit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105797258A (en) * | 2016-05-30 | 2016-07-27 | 宋丹丁 | Electric pulse resuscitation inducing physiotherapy apparatus |
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2013
- 2013-12-30 CN CN201320879682.9U patent/CN203632565U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105797258A (en) * | 2016-05-30 | 2016-07-27 | 宋丹丁 | Electric pulse resuscitation inducing physiotherapy apparatus |
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Granted publication date: 20140604 |
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