CN204290474U - A kind of intelligent voltage converter jack - Google Patents
A kind of intelligent voltage converter jack Download PDFInfo
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- CN204290474U CN204290474U CN201420778446.2U CN201420778446U CN204290474U CN 204290474 U CN204290474 U CN 204290474U CN 201420778446 U CN201420778446 U CN 201420778446U CN 204290474 U CN204290474 U CN 204290474U
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- voltage
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- ballast
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- electric capacity
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Abstract
The utility model discloses a kind of intelligent voltage converter jack, comprise Power Entry Module, voltage identification module and voltage switching module, Power Entry Module connects civil power input, Power Entry Module is also connected with voltage identification module, voltage identification module is connected with voltage switching module, and voltage switching module also connects civil power input simultaneously and voltage exports.When after civil power input, the size of voltage identification Module recognition mains input voltage, then the voltage exported with demand compares, if the voltage swing of the size of voltage of input and output is not etc., then voltage switching module is not carried out work and continued to keep current voltage transitions state; If the size of the voltage of input is equal with the voltage swing of output, then judge that voltage switching module carries out work, change output voltage, complete the conversion of voltage.Intelligent voltage converter jack can automatically convert high pressure to voltage and turn low pressure or low pressure turns high voltage functionality.
Description
Technical field
The utility model relates to a kind of socket, refers in particular to a kind of intelligent voltage converter jack and voltage conversion method thereof.
Background technology
Electric pressure converter in the market is mainly divided into: singly organize conversion (only 110VAC turn 220VAC or only 220VAC turn 110VAC), two groups change mutually (input 110VAC, export 220VAC; Input 220VAC, exports 110VAC).Single group conversion is when determining input voltage range, converts required output voltage to by transformer; Though two groups are changed the mutual switching achieved between 220VAC and 110VAC mutually, need user according to required output voltage before using, select corresponding input voltage by toggle switch.This mode easily makes user cause misoperation accidentally, causes electric pressure converter fuse to burn out.China Patent Publication No. CN203761124U, publication date on August 6th, 2014, disclose a kind of voltage conversion circuit in the utility model patent that name is called " voltage conversion circuit and have the voltage conversion device of this voltage conversion circuit " and there is the voltage conversion device of this voltage conversion circuit, wherein voltage conversion circuit, comprise the first potential circuit and the second potential circuit, also comprise: be arranged on the A.C. contactor on described first potential circuit and the second potential circuit, described A.C. contactor realizes between connecting and disconnecting, carrying out switching controls to described first potential circuit and the second potential circuit by the voltage relay group be arranged on described second potential circuit, and being simultaneously connected with described voltage relay group and A.C. contactor, and the alternating voltage circuit connected when described second potential circuit run damages.Weak point is, this voltage conversion device still needs manually to switch, and easily causes misoperation.
Utility model content
The purpose of this utility model to overcome in prior art voltage conversion device to switch and need manual switchover, and switching efficiency is lower and easily cause the defect of misoperation, provides the intelligent voltage converter jack that a kind of voltage can be changed automatically.
The purpose of this utility model is achieved by following technical proposals:
A kind of intelligent voltage converter jack, comprise Power Entry Module, voltage identification module and voltage switching module, Power Entry Module connects civil power input, Power Entry Module is also connected with voltage identification module, voltage identification module is connected with voltage switching module, and voltage switching module also connects civil power input simultaneously and voltage exports.When after civil power input, the size of voltage identification Module recognition mains input voltage, then the voltage exported with demand compares, if the voltage swing of the size of voltage of input and output is not etc., then voltage switching module is not carried out work and continued to keep current voltage transitions state; If the size of the voltage of input is equal with the voltage swing of output, then judge that voltage switching module carries out work, change output voltage, complete the conversion of voltage.This process is that socket controls automatically, without the need to manual intervention, misoperation can not be caused to damage electrical equipment.
As a kind of preferred version, Power Entry Module comprises transformer and ballast, and voltage switching module is relay, and the output voltage L pole of transformer is connected with 3 pin of ballast, and the output voltage N pole of transformer is connected with 1 pin of ballast; The Vin pin of the integrated regulator U1 of voltage identification module is connected with 2 pin of ballast, the GND pin of integrated regulator U1 and 4 pin of ballast ground connection simultaneously; 2 pin of ballast also connect the positive pole of electrochemical capacitor EC1, the minus earth of electrochemical capacitor EC1, one end of 2 pin of ballast also contact resistance R1, one end of the other end contact resistance R2 of resistance R1, the other end ground connection of resistance R2, the other end of resistance R1 also connects one end of electric capacity C4, the other end ground connection of electric capacity C4,2 pin of ballast also connect the negative pole of voltage stabilizing didoe, the plus earth of voltage stabilizing didoe, 2 pin of ballast also connect one end of electric capacity C1, the other end ground connection of electric capacity C1; The Vout pin of integrated regulator U1 connects the VCC pin of single-chip microcomputer, the PA2/AIN2 pin of single-chip microcomputer is connected between resistance R1 and resistance R2, one end of the PA5 pin contact resistance R4 of single-chip microcomputer, the base stage of other end connecting triode Q1 of resistance R4 and one end of electric capacity C6, the emitter of triode Q1 and the other end ground connection of electric capacity C6, the relay of triode Q1 connects the positive pole of diode D2 and one end of relay, and the negative pole of diode D2 is connected with the Vout pin of integrated regulator U1 with the other end of relay.The AC high voltage of input, after transformer and ballast, becomes DC low-voltage electricity, and DC low-voltage electricity is as the power supply of single-chip microcomputer.Resistance R1 and resistance R2 plays shunting action, resistance after dividing potential drop is through PA2/AIN2 pin input single-chip microcomputer, single-chip microcomputer judges the size of the AC high voltage of input according to this voltage, and sent by triode Q1 and control signal to relay, the conversion of the signal controlling voltage that relay sends according to single-chip microcomputer.
As a kind of preferred version, the Vout pin of integrated regulator U1 also connects one end of electric capacity C2, the positive pole of electrochemical capacitor EC2, one end of electric capacity C5, the positive pole of light-emitting diode, the other end ground connection of the other end of electric capacity C2, the other end of electrochemical capacitor EC2, electric capacity C5, one end of the negative pole contact resistance R3 of light-emitting diode, the other end ground connection of resistance R3.Whether light-emitting diode, as display unit, can remind related personnel's intelligent voltage converter jack normally to work.
As a kind of preferred version, between the node that the node that ballast 2 pin and resistance R1 connect is connected with the Vin pin of integrated regulator U1 and the positive pole of voltage stabilizing didoe D3, be also connected with thermistor R5.Thermistor R5 plays dividing potential drop effect, and prevent integrated regulator U1 overtension, working temperature is excessive.
As a kind of preferred version, transformer is also connected with Thermal Cutoffs.When temperature exceedes the temperature of setting, Thermal Cutoffs disconnects automatically, after temperature declines, automatically recover normal condition.
. a kind of voltage conversion method of intelligent voltage converter jack, based on a kind of intelligent voltage converter jack, comprises the following steps:
Step 1, intelligent voltage converter jack access civil power, civil power, after transformer transformation and ballast rectification, provides direct current for single-chip microcomputer work;
Step 2, the civil power of single-chip microcomputer to input identifies, judges that the civil power of input is 110V or 220V;
Step 3, the voltage if desired exported is equal with the line voltage of input, then relay work, completes voltage transitions, the voltage if desired gone out and the line voltage of input unequal, then relay does not work.
As a kind of preferred version, the line voltage of single-chip microcomputer to input carries out several times identification, and the voltage of single-chip microcomputer to several times identification is averaged, the line voltage inputted accurately.
As a kind of preferred version, the permissible error value of the line voltage inputted accurately after the line voltage of single-chip microcomputer to input identifies and the in theory line voltage of the input of standard is 20%.Magnitude of voltage numerical value due to voltage transitions is differ comparatively large between 110V or 220V, 110V and 220V, therefore permissible error value is 20% still accurately can identify have during fluctuation in the line voltage instability of input and still can realize voltage switching function.
The beneficial effects of the utility model are, intelligent voltage converter jack can automatically convert high pressure to voltage and turn low pressure or low pressure turns high voltage functionality.And the utility model structure is simple, useful life is higher, practical.
Accompanying drawing explanation
Fig. 1 is a kind of circuit theory connection layout of the present utility model.
Fig. 2 is a kind of circuit diagram of the present utility model.
Wherein: 1, Power Entry Module, 2, voltage identification module, 3, voltage switching module, 4, civil power input, 5, voltage exports.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
Embodiment: a kind of intelligent voltage converter jack, its circuit theory connection layout as shown in Figure 1, comprise Power Entry Module 1, voltage identification module 2 and voltage switching module 3, Power Entry Module connects civil power input 4, Power Entry Module is also connected with voltage identification module, voltage identification module is connected with voltage switching module, and voltage switching module also connects civil power input simultaneously and voltage exports 5.Transformer is also connected with Thermal Cutoffs.
A voltage conversion method for intelligent voltage converter jack, based on a kind of intelligent voltage converter jack, comprises the following steps:
Step 1, intelligent voltage converter jack access civil power, civil power, after transformer transformation and ballast rectification, provides direct current for single-chip microcomputer work;
Step 2, the civil power of single-chip microcomputer to input identifies, judges that the civil power of input is 110V or 220V; The line voltage of single-chip microcomputer to input carries out several times identification, the voltage of single-chip microcomputer to several times identification is averaged, the line voltage inputted accurately, and the line voltage of single-chip microcomputer to input identify after the line voltage that inputted accurately be 20% with the permissible error value of the line voltage of the input of standard in theory.
Step 3, the voltage if desired exported is equal with the line voltage of input, then relay work, completes voltage transitions, the voltage if desired gone out and the line voltage of input unequal, then relay does not work.
As shown in Figure 2, Power Entry Module comprises transformer and ballast to physical circuit figure of the present utility model, and voltage switching module is relay, and the output voltage L pole of transformer is connected with 3 pin of ballast, and the output voltage N pole of transformer is connected with 1 pin of ballast; The Vin pin of the integrated regulator U1 of voltage identification module is connected with 2 pin of ballast, the GND pin of integrated regulator U1 and 4 pin of ballast ground connection simultaneously; 2 pin of ballast also connect the positive pole of electrochemical capacitor EC1, the minus earth of electrochemical capacitor EC1, one end of 2 pin of ballast also contact resistance R1, one end of the other end contact resistance R2 of resistance R1, the other end ground connection of resistance R2, the other end of resistance R1 also connects one end of electric capacity C4, the other end ground connection of electric capacity C4,2 pin of ballast also connect the negative pole of voltage stabilizing didoe, the plus earth of voltage stabilizing didoe, 2 pin of ballast also connect one end of electric capacity C1, the other end ground connection of electric capacity C1; The Vout pin of integrated regulator U1 connects the VCC pin of single-chip microcomputer, the PA2/AIN2 pin of single-chip microcomputer is connected between resistance R1 and resistance R2, one end of the PA5 pin contact resistance R4 of single-chip microcomputer, the base stage of other end connecting triode Q1 of resistance R4 and one end of electric capacity C6, the emitter of triode Q1 and the other end ground connection of electric capacity C6, the relay of triode Q1 connects the positive pole of diode D2 and one end of relay, and the negative pole of diode D2 is connected with the Vout pin of integrated regulator U1 with the other end of relay.The Vout pin of integrated regulator U1 also connects one end of electric capacity C2, the positive pole of electrochemical capacitor EC2, one end of electric capacity C5, the positive pole of light-emitting diode, the other end ground connection of the other end of electric capacity C2, the other end of electrochemical capacitor EC2, electric capacity C5, one end of the negative pole contact resistance R3 of light-emitting diode, the other end ground connection of resistance R3.Thermistor R5 is also connected with between the node that the node that ballast 2 pin and resistance R1 connect is connected with the Vin pin of integrated regulator U1 and the positive pole of voltage stabilizing didoe D3.
The AC high voltage of input, after transformer and ballast, becomes DC low-voltage electricity, and DC low-voltage electricity is as the power supply of single-chip microcomputer.Resistance R1 and resistance R2 plays shunting action, resistance after dividing potential drop is through PA2/AIN2 pin input single-chip microcomputer, single-chip microcomputer judges the size of the AC high voltage of input according to this voltage, and sent by triode Q1 and control signal to relay, the conversion of the signal controlling voltage that relay sends according to single-chip microcomputer.
The code that single-chip microcomputer identifies automatically to input voltage is as follows:
void Treat_Sensor(void)
{
if(_2msFlag & Bit(fNTCSENSOR))
{
bitclr(_2msFlag,fNTCSENSOR);
VOLTAGE_INTPUT;
// * * * * * * * * * * voltage detecting * * * * * * * * * * //
//DI;
ADCCH = 0b01011000;
ADCCL = 0b00000101;
ADCRL = 0b00000000;
ADCRH = 0b00000000;
ADEN = ON;
ADTRG = ON;
while(ADTRG);
NOP10(); NOP10();NOP10();NOP10();NOP10();
NOP10(); NOP10();NOP10();NOP10();NOP10();
wNTC_Now_Datas = 0;
wNTC_Now_Datas = ADCRH;
wNTC_Now_Datas <<= 4;
wNTC_Now_Datas += (ADCRL >> 4);
//EI;
wTotal_NTC_Result += wNTC_Now_Datas;
bCount_NTC_Time ++ ;
if(bCount_NTC_Time >= 16)
{
bCount_NTC_Time = 0;
wCurrent_NTC_Result = (wTotal_NTC_Result >> 4);
wTotal_NTC_Result = 0;
if(!(bWork_Flag & Bit(fINIT)))
{
bCount_110V_Again = 0;
if(wCurrent_NTC_Result > VOLTAGE_ADC_MID)
{
bCount_In_110V = 0;
bCount_In_220V ++ ;
if(bCount_In_220V >= 3)
{
bCount_In_220V = 0;
if(!(bWork_Flag & Bit(fIN_VOLTAGE_220V)))
{
bitset(bWork_Flag,fIN_VOLTAGE_220V);
bitclr(bWork_Flag,fIN_VOLTAGE_110V);
}
if(!(bWork_Flag & Bit(fINIT)))
{
bitset(bWork_Flag,fINIT);
}
}
}
else
{
bCount_In_220V = 0;
bCount_In_110V ++ ;
if(bCount_In_110V >= 3)
{
bCount_In_110V = 0;
if(!(bWork_Flag & Bit(fIN_VOLTAGE_110V)))
{
bitset(bWork_Flag,fIN_VOLTAGE_110V);
bitclr(bWork_Flag,fIN_VOLTAGE_220V);
}
if(!(bWork_Flag & Bit(fINIT)))
{
bitset(bWork_Flag,fINIT);
}
}
}
}
else
{
bCount_In_110V = 0;
bCount_In_220V = 0;
if(wCurrent_NTC_Result <= VOLTAGE_ADC_MID)
{
bCount_110V_Again ++ ;
if(bCount_110V_Again >= 5)
{
bCount_110V_Again = 0;
bWork_Flag = 0;
//bitset(bWork_Flag,fIN_VOLTAGE_110V);
//bitclr(bWork_Flag,fIN_VOLTAGE_220V);
}
}
else if(wCurrent_NTC_Result >= VOLTAGE_ADC_MAX)
{
bCount_110V_Again = 0;
bCount_220V_Again ++ ;
if(bCount_220V_Again >= 5)
{
bCount_220V_Again = 0;
bWork_Flag = 0;
}
}
else
{
bCount_110V_Again = 0;
}
}
}
}
}
The code that relay conversion and control realizes is as follows:
void Treat_Working(void)
{
if(_2msFlag & Bit(fWORKING))
{
bitclr(_2msFlag,fWORKING);
JDQ_OUTPUT;
NOP10();NOP10();NOP10();NOP10();NOP10();
If (! (bWork_Flag & Bit (fINIT))) // there is no initialization
{
IO_JDQ = OFF;
}
else
{
if((bWork_Flag & Bit(fIN_VOLTAGE_220V)) && (!(bWork_Flag & Bit(fIN_VOLTAGE_110V))))
{
IO_JDQ = OFF;
}
else
{
if((bWork_Flag & Bit(fIN_VOLTAGE_110V)) && (!(bWork_Flag & Bit(fIN_VOLTAGE_220V))))
{
IO_JDQ = ON;
}
}
}
}
}
Claims (5)
1. an intelligent voltage converter jack, it is characterized in that, comprise Power Entry Module, voltage identification module and voltage switching module, Power Entry Module connects civil power input, Power Entry Module is also connected with voltage identification module, voltage identification module is connected with voltage switching module, and voltage switching module also connects civil power input simultaneously and voltage exports.
2. a kind of intelligent voltage converter jack according to claim 1, it is characterized in that, Power Entry Module comprises transformer and ballast, voltage switching module is relay, the output voltage L pole of transformer is connected with 3 pin of ballast, and the output voltage N pole of transformer is connected with 1 pin of ballast; The Vin pin of the integrated regulator U1 of voltage identification module is connected with 2 pin of ballast, the GND pin of integrated regulator U1 and 4 pin of ballast ground connection simultaneously; 2 pin of ballast also connect the positive pole of electrochemical capacitor EC1, the minus earth of electrochemical capacitor EC1, one end of 2 pin of ballast also contact resistance R1, one end of the other end contact resistance R2 of resistance R1, the other end ground connection of resistance R2, the other end of resistance R1 also connects one end of electric capacity C4, the other end ground connection of electric capacity C4,2 pin of ballast also connect the negative pole of voltage stabilizing didoe, the plus earth of voltage stabilizing didoe, 2 pin of ballast also connect one end of electric capacity C1, the other end ground connection of electric capacity C1; The Vout pin of integrated regulator U1 connects the VCC pin of single-chip microcomputer, the PA2/AIN2 pin of single-chip microcomputer is connected between resistance R1 and resistance R2, one end of the PA5 pin contact resistance R4 of single-chip microcomputer, the base stage of other end connecting triode Q1 of resistance R4 and one end of electric capacity C6, the emitter of triode Q1 and the other end ground connection of electric capacity C6, the relay of triode Q1 connects the positive pole of diode D2 and one end of relay, and the negative pole of diode D2 is connected with the Vout pin of integrated regulator U1 with the other end of relay.
3. a kind of intelligent voltage converter jack according to claim 2, it is characterized in that, the Vout pin of described integrated regulator U1 also connects one end of electric capacity C2, the positive pole of electrochemical capacitor EC2, one end of electric capacity C5, the positive pole of light-emitting diode, the other end ground connection of the other end of electric capacity C2, the other end of electrochemical capacitor EC2, electric capacity C5, one end of the negative pole contact resistance R3 of light-emitting diode, the other end ground connection of resistance R3.
4. a kind of intelligent voltage converter jack according to Claims 2 or 3, is characterized in that, is also connected with thermistor R5 between the node that the node that ballast 2 pin and resistance R1 connect is connected with the Vin pin of integrated regulator U1 and the positive pole of voltage stabilizing didoe D3.
5. a kind of intelligent voltage converter jack according to claim 4, it is characterized in that, transformer is also connected with Thermal Cutoffs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420778446.2U CN204290474U (en) | 2014-12-12 | 2014-12-12 | A kind of intelligent voltage converter jack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420778446.2U CN204290474U (en) | 2014-12-12 | 2014-12-12 | A kind of intelligent voltage converter jack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204290474U true CN204290474U (en) | 2015-04-22 |
Family
ID=52873602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420778446.2U Expired - Fee Related CN204290474U (en) | 2014-12-12 | 2014-12-12 | A kind of intelligent voltage converter jack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204290474U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104917284A (en) * | 2014-12-12 | 2015-09-16 | 公牛集团有限公司 | Intelligent voltage converter socket and voltage conversion method |
-
2014
- 2014-12-12 CN CN201420778446.2U patent/CN204290474U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104917284A (en) * | 2014-12-12 | 2015-09-16 | 公牛集团有限公司 | Intelligent voltage converter socket and voltage conversion method |
| CN104917284B (en) * | 2014-12-12 | 2017-08-18 | 公牛集团有限公司 | A kind of intelligent voltage converter jack and its voltage conversion method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 315314 Zhejiang city of Ningbo province Cixi city Guanhaiwei town East Industrial Park Patentee after: Bulls group Limited by Share Ltd Address before: 315314 Zhejiang city of Ningbo province Cixi city Guanhaiwei town East Industrial Park Patentee before: Gongniu Group Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150422 Termination date: 20201212 |