CN204597826U - Universal monophase machine starting drive - Google Patents
Universal monophase machine starting drive Download PDFInfo
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- CN204597826U CN204597826U CN201420832508.3U CN201420832508U CN204597826U CN 204597826 U CN204597826 U CN 204597826U CN 201420832508 U CN201420832508 U CN 201420832508U CN 204597826 U CN204597826 U CN 204597826U
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- chip microcomputer
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- 239000003990 capacitor Substances 0.000 claims abstract description 18
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 7
- 238000004804 winding Methods 0.000 claims description 9
- 239000013078 crystal Substances 0.000 claims description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 230000002457 bidirectional effect Effects 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 238000005868 electrolysis reaction Methods 0.000 claims description 2
- 238000010891 electric arc Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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- Control Of Ac Motors In General (AREA)
- Motor And Converter Starters (AREA)
Abstract
The utility model discloses a kind of universal monophase machine starting drive, comprises signal processing unit, power circuit, signal acquisition circuit and driving executive circuit; Signal processing unit by single-chip microcomputer U1, the inner integrated A/D modular converter of single-chip microcomputer U1, memory module and watchdog circuit are formed; Pin 28, the pin 14 of single-chip microcomputer U1 are connected with VDD-to-VSS line; Filter capacitor C7 is provided with between VDD-to-VSS line; Power circuit is by piezo-resistance 10D471, and insure resistance R2, rectifier diode D1, filter capacitor C1, current-limiting resistance R1, voltage stabilizing didoe D2, high countervoltage triode Q1 are formed; Signal acquisition circuit comprises two-way sample circuit and drives executive circuit to be that single-chip microcomputer U1 pin 8 drives the first optocoupler U2, the second optocoupler U3 conducting; The utility model introduces timer and memory makes starting switch automatically record the storage parameter of electric machine, can use the motor of different model thus, so just increases the versatility of electronic type starting switch.
Description
Technical field
The utility model relates to motor control technology field, is a kind of universal monophase machine starting drive specifically.
Background technology
Starting drive as single-phase asynchronous motor at present more adopts mechanical type centrifugal switch, and mechanical type starting switch easily produces electric arc in moving process, and the electric arc of generation easily makes switch contact damage, and action is malfunctioning, easily burns start-up capacitance or motor.The starting switch of electronic non-contact is less in market application, mainly be that its circuit is complicated, scheduling and planning bothers, and fix due to hardware circuit, its start-up parameter is just fixing, different manufacturers, the start-up parameter that the motor of different model needs is inconsistent again, thus causes it also cannot be general when contact capacity allows.
Utility model content
The purpose of this utility model is to provide a kind of using contactless semiconductor device as starting switch parts, and goes for the motor starting device of different model, producer's motor when contact capacity allows.
The technical scheme that the utility model adopts is:
A kind of universal monophase machine starting drive, comprises signal processing unit, power circuit, signal acquisition circuit and driving executive circuit;
Signal processing unit by single-chip microcomputer U1, the inner integrated A/D modular converter of single-chip microcomputer U1, memory module and watchdog circuit are formed;
Pin 28, the pin 14 of single-chip microcomputer U1 are connected with VDD-to-VSS line; Filter capacitor C7 is provided with between VDD-to-VSS line;
Power circuit is by piezo-resistance 10D471, and insure resistance R2, rectifier diode D1, filter capacitor C1, current-limiting resistance R1, voltage stabilizing didoe D2, high countervoltage triode Q1 are formed;
Wherein piezo-resistance 10D431 two ends are connected with main coiling group L1 two ends, and filter capacitor C1 is connected with piezo-resistance 10D431 two ends with rectifier diode D1 by the insurance resistance R2 of series connection;
Filter capacitor C1 one end is by current-limiting resistance R1, and the other end is connected by the voltage stabilizing didoe D2 base stage that is jointly connected with high countervoltage triode Q1; The voltage of high countervoltage triode Q1 stable output gives whole circuit;
Signal acquisition circuit comprises two-way sample circuit one route the 4th resistance R4,5th resistance R5,8th resistance R8,8th electric capacity C4 is formed, wherein the 4th resistance R4 connects with and resistance R5, after series connection, resistance R5 is connected with the common port of the 8th electric capacity C4 with the 8th resistance R8, is finally connected with single-chip microcomputer U1 pin 25; Another route the 6th resistance R6,7th resistance R7,9th resistance R9,13 resistance R13, rectification and voltage division diode D3, second electric capacity C2 is formed, wherein the 6th resistance R6 connects with the 7th resistance R7 and rectification and voltage division diode D3 successively, after series connection, rectification and voltage division diode D3 is connected with the pin 24 of single-chip microcomputer U1,9th resistance R9 one end is connected with rectification and voltage division diode D3 common port with the 7th resistance R7, the other end is connected with the second electric capacity C2 common port with the 13 resistance R13, and the 13 resistance R13 is connected with single-chip microcomputer U1 pin 24 with the second electric capacity C2;
Drive executive circuit to be that single-chip microcomputer U1 pin 8 drives the first optocoupler U2, the second optocoupler U3 conducting, then promote bidirectional triode thyristor Q2 to control the break-make of auxiliary winding; First optocoupler U2 is connected with single-chip microcomputer U1 current-limiting resistance R10, is also connected with the 12 resistance R12; Second optocoupler U3 is connected with optocoupler current-limiting resistance R11; Inductance L 3 is silicon controlled rectifier protecting circuit, and being connected with another signal acquisition circuit by the 3rd resistance R3 gathers auxiliary winding terminal voltage.
The utility model has the advantages that: the microcontroller adopting integrated level dry is circuit reduction, introducing timer and memory make starting switch automatically record the storage parameter of electric machine, the motor of different model can be used thus, so just increase the versatility of electronic type starting switch.
Accompanying drawing explanation
Accompanying drawing 1 is circuit theory of the present utility model and motor winding diagram;
Embodiment
Below in conjunction with accompanying drawing 1 and label, utility model is further described.
A kind of universal monophase machine starting drive, comprises signal processing unit, power circuit, signal acquisition circuit and driving executive circuit;
Signal processing unit by single-chip microcomputer U1, the inner integrated A/D modular converter of single-chip microcomputer U1, memory module and watchdog circuit are formed;
Pin 28, the pin 14 of single-chip microcomputer U1 are connected with VDD-to-VSS line; Filter capacitor C7 is provided with between VDD-to-VSS line;
Power circuit is by piezo-resistance 10D471, and insure resistance R2, rectifier diode D1, filter capacitor C1, current-limiting resistance R1, voltage stabilizing didoe D2, high countervoltage triode Q1 are formed;
Wherein piezo-resistance 10D431 two ends are connected with main coiling group L1 two ends, and filter capacitor C1 is connected with piezo-resistance 10D431 two ends with rectifier diode D1 by the insurance resistance R2 of series connection;
Filter capacitor C1 one end is by current-limiting resistance R1, and the other end is connected by the voltage stabilizing didoe D2 base stage that is jointly connected with high countervoltage triode Q1; The voltage of high countervoltage triode Q1 stable output gives whole circuit;
Signal acquisition circuit comprises two-way sample circuit one route the 4th resistance R4,5th resistance R5,8th resistance R8,8th electric capacity C4 is formed, wherein the 4th resistance R4 connects with and resistance R5, after series connection, resistance R5 is connected with the common port of the 8th electric capacity C4 with the 8th resistance R8, is finally connected with single-chip microcomputer U1 pin 25; Another route the 6th resistance R6,7th resistance R7,9th resistance R9,13 resistance R13, rectification and voltage division diode D3, second electric capacity C2 is formed, wherein the 6th resistance R6 connects with the 7th resistance R7 and rectification and voltage division diode D3 successively, after series connection, rectification and voltage division diode D3 is connected with the pin 24 of single-chip microcomputer U1,9th resistance R9 one end is connected with rectification and voltage division diode D3 common port with the 7th resistance R7, the other end is connected with the second electric capacity C2 common port with the 13 resistance R13, and the 13 resistance R13 is connected with single-chip microcomputer U1 pin 24 with the second electric capacity C2;
Drive executive circuit to be that single-chip microcomputer U1 pin 8 drives the first optocoupler U2, the second optocoupler U3 conducting, then promote bidirectional triode thyristor Q2 to control the break-make of auxiliary winding; First optocoupler U2 is connected with single-chip microcomputer U1 current-limiting resistance R10, is also connected with the 12 resistance R12; Second optocoupler U3 is connected with optocoupler current-limiting resistance R11; Inductance L 3 is silicon controlled rectifier protecting circuit, gathers auxiliary winding terminal voltage by being connected with another signal acquisition circuit by the 3rd resistance R3.
Single-chip microcomputer U1 pin 25 is connected with the common port of filter capacitor C4, the 8th divider resistance R8, connect be connected with series connection the 4th resistance R4, the 5th resistance R5, detects main winding voltage;
Single-chip microcomputer U1 pin 3 is connected with the common port of electrolysis C3 and the 30 resistance R30, forms single-chip microcomputer U1 reset circuit.
Single-chip microcomputer U1 pin 6 is connected with the common port of crystal Y1 and the 6th electric capacity C6; Single-chip microcomputer U1 pin 7 is connected with the common port of crystal Y1 and the 5th electric capacity C5, forms single-chip microcomputer U1 clock;
3rd resistance R3 is electric motor starting capacitor discharge resistance.
Claims (4)
1. a universal monophase machine starting drive, is characterized in that:
Comprise signal processing unit, power circuit, signal acquisition circuit and driving executive circuit;
Signal processing unit by single-chip microcomputer U1, the inner integrated A/D modular converter of single-chip microcomputer U1, memory module and watchdog circuit are formed;
Pin 28, the pin 14 of single-chip microcomputer U1 are connected with VDD-to-VSS line; Filter capacitor C7 is provided with between VDD-to-VSS line;
Power circuit is by piezo-resistance 10D471, and insure resistance R2, rectifier diode D1, filter capacitor C1, current-limiting resistance R1, voltage stabilizing didoe D2, high countervoltage triode Q1 are formed;
Wherein piezo-resistance 10D431 two ends are connected with main coiling group L1 two ends, and filter capacitor C1 is connected with piezo-resistance 10D431 two ends with rectifier diode D1 by the insurance resistance R2 of series connection;
Filter capacitor C1 one end is by current-limiting resistance R1, and the other end is connected by the voltage stabilizing didoe D2 base stage that is jointly connected with high countervoltage triode Q1; The voltage of high countervoltage triode Q1 stable output gives whole circuit;
Signal acquisition circuit comprises two-way sample circuit one route the 4th resistance R4,5th resistance R5,8th resistance R8,8th electric capacity C4 is formed, wherein the 4th resistance R4 connects with and resistance R5, after series connection, resistance R5 is connected with the common port of the 8th electric capacity C4 with the 8th resistance R8, is finally connected with single-chip microcomputer U1 pin 25; Another route the 6th resistance R6,7th resistance R7,9th resistance R9,13 resistance R13, rectification and voltage division diode D3, second electric capacity C2 is formed, wherein the 6th resistance R6 connects with the 7th resistance R7 and rectification and voltage division diode D3 successively, after series connection, rectification and voltage division diode D3 is connected with the pin 24 of single-chip microcomputer U1,9th resistance R9 one end is connected with rectification and voltage division diode D3 common port with the 7th resistance R7, the other end is connected with the second electric capacity C2 common port with the 13 resistance R13, and the 13 resistance R13 is connected with the pin 24 of single-chip microcomputer U1 with the second electric capacity C2;
Drive executive circuit to be that single-chip microcomputer U1 pin 8 drives the first optocoupler U2, the second optocoupler U3 conducting, then promote bidirectional triode thyristor Q2 to control the break-make of auxiliary winding; First optocoupler U2 is connected with single-chip microcomputer U1 current-limiting resistance R10, is also connected with the 12 resistance R12; Second optocoupler U3 is connected with optocoupler current-limiting resistance R11; Inductance L 3 is silicon controlled rectifier protecting circuit, and being connected with another signal acquisition circuit by the 3rd resistance R3 gathers auxiliary winding terminal voltage.
2. the universal monophase machine starting drive of one according to claim 1, is characterized in that:
Single-chip microcomputer U1 pin 25 is connected with the common port of filter capacitor C4, the 8th divider resistance R8, connect be connected with the 4th resistance R4, the 5th resistance R5, detects main winding voltage;
Single-chip microcomputer U1 pin 3 is connected with the common port of electrolysis C3 and the 30 resistance R30, forms single-chip microcomputer U1 reset circuit.
3. the universal monophase machine starting drive of one according to claim 1, is characterized in that:
Single-chip microcomputer U1 pin 6 is connected with the common port of crystal Y1 and the 6th electric capacity C6; Single-chip microcomputer U1 pin 7 is connected with the common port of crystal Y1 and the 5th electric capacity C5, forms single-chip microcomputer U1 clock.
4. the universal monophase machine starting drive of one according to claim 1, is characterized in that:
3rd resistance R3 is electric motor starting capacitor discharge resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420832508.3U CN204597826U (en) | 2014-12-24 | 2014-12-24 | Universal monophase machine starting drive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420832508.3U CN204597826U (en) | 2014-12-24 | 2014-12-24 | Universal monophase machine starting drive |
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| Publication Number | Publication Date |
|---|---|
| CN204597826U true CN204597826U (en) | 2015-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420832508.3U Expired - Fee Related CN204597826U (en) | 2014-12-24 | 2014-12-24 | Universal monophase machine starting drive |
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| CN (1) | CN204597826U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105207534A (en) * | 2015-11-04 | 2015-12-30 | 胡晓周 | Start device for single-phase asynchronous motor |
-
2014
- 2014-12-24 CN CN201420832508.3U patent/CN204597826U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105207534A (en) * | 2015-11-04 | 2015-12-30 | 胡晓周 | Start device for single-phase asynchronous motor |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150826 Termination date: 20211224 |
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| CF01 | Termination of patent right due to non-payment of annual fee |