CN203675028U - Miniature single-phase motor load tracking energy-saving controller - Google Patents
Miniature single-phase motor load tracking energy-saving controller Download PDFInfo
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- CN203675028U CN203675028U CN201420046453.3U CN201420046453U CN203675028U CN 203675028 U CN203675028 U CN 203675028U CN 201420046453 U CN201420046453 U CN 201420046453U CN 203675028 U CN203675028 U CN 203675028U
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Abstract
The utility model relates to a miniature single-phase motor load tracking energy-saving controller comprising an indicator light circuit, a current acquisition tracking circuit, a full-bridge rectifier and a silicon controlled rectifier trigger control circuit. The two ends of the indicator light circuit are respectively connected with an input terminal and an output terminal; and the input terminal, the current acquisition tracking circuit, the full-bridge rectifier, the silicon controlled rectifier trigger control circuit and the output terminal are successively connected. According to the scheme, because of the current acquisition tracking circuit, a motor output power needed for driving a secondary load can be measured under the actual load; and the silicon controlled rectifier trigger control circuit is used for adjusting a power supply voltage. Therefore, the effect of intelligent adjustment of the motor power can be realized; the using efficiency of the motor is improved; the cost and the loss can be lowered; and the service life of the motor can be substantially prolonged.
Description
Technical field
The utility model relates to a kind of controller, relates in particular to a kind of small-sized single-phase motor load and follows the tracks of energy-saving controller.
Background technology
In the use occasion of monophase machine, the external load of miniature motor is not unalterable, may adjust as requested, so, in the time that external load changes, because output power of motor is rated power, not only can make the operational efficiency of motor lower, but also can cause the waste of the energy.
Summary of the invention
For solving above-mentioned defect of the prior art, the utility model provides small-sized single-phase motor load to follow the tracks of energy-saving controller, efficiently solves the problem that monophase machine operational efficiency is low, electric energy loss is high, has greatly extended the useful life of motor.
For solving the problems of the technologies described above, the utility model scheme comprises: small-sized single-phase motor load is followed the tracks of energy-saving controller, it is characterized in that, comprise indicator light circuit, current acquisition tracking circuit, full-bridge rectification bridge and thyristor trigger circuit, described indicator light circuit two ends connect respectively input and output, and described input, full-bridge rectification bridge, current acquisition tracking circuit, thyristor trigger circuit are connected successively with output.
Further, described indicator light circuit comprises light-emitting diode and resistance R 1, and Light-Emitting Diode one end connects input, and the light-emitting diode other end connects R1 one end, and the R1 other end connects output.
Further, described current acquisition tracking circuit comprises current transformer B, resistance R 2, resistance R 3, resistance R 4, voltage stabilizing didoe DW1, polar capacitor C2, resistance R 5, resistance R 6, voltage stabilizing didoe DW2, resistance R 6, resistance R 7 and triode BG1, the input pin 1 of B connects input, the output pin 3 of B connects R3 one end, the R3 other end connects respectively C2 negative pole and R5 one end, the R5 other end connects the emitter of BG1, the output pin 4 of B connects DW1 positive pole, DW1 negative pole connects respectively C2 positive pole and DW2 negative pole, the anodal R7 one end that connects of DW2, the R7 other end connects the base stage of BG1, R2 two ends connect respectively output pin 3 and the output pin 4 of B, R4 is in parallel with C2, R6 two ends connect respectively DW2 positive pole and BG1 emitter, the collector electrode of BG1 connects the second input pin of rectifier bridge D.
Further, described thyristor trigger circuit comprises bidirectional triode thyristor SCR, capacitor C 1, capacitor C 4, capacitor C 3, resistance R 10, bidirectional trigger diode DB3, resistance R 9 and resistance R 8, R8 one end connects input, the R8 other end connects respectively DB3 one end, R9 one end and C3 one end, the R9 other end connects the 3rd output pin of rectifier bridge D, the C3 other end connects output, the DB3 other end connects R10 one end, the R10 other end connects the G pin of SCR, C4 one end connects the T1 pin of SCR, the C4 other end connects output, C1 one end connects the G pin of SCR, the C1 other end connects output, the T2 pin of SCR connects output, the T1 pin of SCR connects the input pin 2 of current transformer B, the first input pin of rectifier bridge D connects input.
The beneficial effects of the utility model are: utilize current acquisition tracking circuit, can measure under motor actual load, with the required output power of motor of dynamic load, and by thyristor trigger the regulation of electrical circuit supply power voltage, reach the effect that intelligence regulates power of motor, improve the service efficiency of motor, reduced cost and loss, greatly extended the useful life of motor.
Brief description of the drawings
Fig. 1 is circuit theory diagrams of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, concrete enforcement of the present utility model is described, should be appreciated that exemplifying embodiment described herein is only for description and interpretation the utility model, and be not used in restriction the utility model.
Small-sized single-phase motor load is as shown in Figure 1 followed the tracks of energy-saving controller and is comprised indicator light circuit, current acquisition tracking circuit, full-bridge rectification bridge D and thyristor trigger circuit, wherein, rectifier bridge D carries out rectification for the alternating voltage that current acquisition tracking circuit is produced.
Described indicator light circuit comprises light-emitting diode and resistance R 1, and Light-Emitting Diode one end connects input, and the light-emitting diode other end connects R1 one end, and the R1 other end connects output, and this circuit is used to indicate the operating state of controller.
Described current acquisition tracking circuit comprises current transformer B, resistance R 2, resistance R 3, resistance R 4, voltage stabilizing didoe DW1, polar capacitor C2, resistance R 5, resistance R 6, voltage stabilizing didoe DW2, resistance R 6, resistance R 7 and triode BG1, the input pin 1 of B connects input, the output pin 3 of B connects R3 one end, the R3 other end connects respectively C2 negative pole and R5 one end, the R5 other end connects the emitter of BG1, the output pin 4 of B connects DW1 positive pole, DW1 negative pole connects respectively C2 positive pole and DW2 negative pole, the anodal R7 one end that connects of DW2, the R7 other end connects the base stage of BG1, R2 two ends connect respectively output pin 3 and the output pin 4 of B, R4 is in parallel with C2, R6 two ends connect respectively DW2 positive pole and BG1 emitter, the collector electrode of BG1 connects the second input pin of rectifier bridge D.
Wherein, R2 is sampling resistor, is voltage signal by the current conversion of instrument transformer B sampling; R3, R4 are current-limiting resistance, the electric current of circulation when restriction is controlled; C2 is filter capacitor, causes exception response for eliminating load changing; DW1, DW2 are voltage stabilizing didoe, restriction output voltage; BG1, for controlling triode, controls and carries out phase compensation; R6 is pull down resistor, for the protection of triode BG1; R2 is Current Limiting Diodes, and restricted circulation is to the electric current of transistor base.
Described thyristor trigger circuit comprises bidirectional triode thyristor SCR, capacitor C 1, capacitor C 4, capacitor C 3, resistance R 10, bidirectional trigger diode DB3, resistance R 9 and resistance R 8, R8 one end connects input, the R8 other end connects respectively DB3 one end, R9 one end and C3 one end, the R9 other end connects the 3rd output pin of rectifier bridge D, the C3 other end connects output, the DB3 other end connects R10 one end, the R10 other end connects the G pin of SCR, C4 one end connects the T1 pin of SCR, the C4 other end connects output, C1 one end connects the G pin of SCR, the C1 other end connects output, the T2 pin of SCR connects output, the T1 pin of SCR connects the input pin 2 of current transformer B, the first input pin of rectifier bridge D connects input.
Wherein, R8 is controlling resistance, directly connects input, ensures that controllable silicon maintains certain aperture, is initialize signal; R9 is current-limiting resistance; DB3 is bidirectional trigger diode, shields; R10 is current-limiting resistance, protection silicon controlled gate leve; C4 is arc extinguishing electric capacity, prevents the current break in turn on process and damages controllable silicon; C3 is filter capacitor, eliminates abnormal control signal; C1 is the filtering model of gate leve control signal, eliminates spike.
In the time of work, input connects power supply, and output connects load motor, phase angle difference by electric current and voltage detects, compensating signal regulates the angle of flow of controllable silicon SCR by DB3 and R10 after superposeing by R9 and initialize signal, and the power output of motor and Real-time Load are matched, the principle regulating is: when load current strengthens, the strain of angle of flow phase is large, and supply power voltage strengthens, when load reduces, the angle of flow is corresponding to be reduced, and supply power voltage reduces.
Should be understood that; the above-mentioned description for preferred embodiment is comparatively detailed; can not therefore think the restriction to the utility model scope of patent protection; those of ordinary skill in the art is under enlightenment of the present utility model; do not departing from the scope situation that the utility model claim protects; can also make the various deformation such as replacement, simple combination, within these all fall into protection range of the present utility model, request protection range of the present utility model should be as the criterion with claims.
Claims (4)
1. small-sized single-phase motor load is followed the tracks of energy-saving controller, it is characterized in that, comprise indicator light circuit, current acquisition tracking circuit, full-bridge rectification bridge and thyristor trigger circuit, described indicator light circuit two ends connect respectively input and output, and described input, current acquisition tracking circuit, full-bridge rectification bridge, thyristor trigger circuit are connected successively with output.
2. small-sized single-phase motor load according to claim 1 is followed the tracks of energy-saving controller, it is characterized in that, described indicator light circuit comprises light-emitting diode and resistance R 1, and Light-Emitting Diode one end connects input, the light-emitting diode other end connects R1 one end, and the R1 other end connects output.
3. small-sized single-phase motor load according to claim 1 and 2 is followed the tracks of energy-saving controller, it is characterized in that, described current acquisition tracking circuit comprises current transformer B, resistance R 2, resistance R 3, resistance R 4, voltage stabilizing didoe DW1, polar capacitor C2, resistance R 5, resistance R 6, voltage stabilizing didoe DW2, resistance R 6, resistance R 7 and triode BG1, the input pin 1 of B connects input, the output pin 3 of B connects R3 one end, the R3 other end connects respectively C2 negative pole and R5 one end, the R5 other end connects the emitter of BG1, the output pin 4 of B connects DW1 positive pole, DW1 negative pole connects respectively C2 positive pole and DW2 negative pole, the anodal R7 one end that connects of DW2, the R7 other end connects the base stage of BG1, R2 two ends connect respectively output pin 3 and the output pin 4 of B, R4 is in parallel with C2, R6 two ends connect respectively DW2 positive pole and BG1 emitter, the collector electrode of BG1 connects the second input pin of rectifier bridge D.
4. small-sized single-phase motor load according to claim 3 is followed the tracks of energy-saving controller, it is characterized in that, described thyristor trigger circuit comprises bidirectional triode thyristor SCR, capacitor C 1, capacitor C 4, capacitor C 3, resistance R 10, bidirectional trigger diode DB3, resistance R 9 and resistance R 8, R8 one end connects input, the R8 other end connects respectively DB3 one end, R9 one end and C3 one end, the R9 other end connects the 3rd output pin of rectifier bridge D, the C3 other end connects output, the DB3 other end connects R10 one end, the R10 other end connects the G pin of SCR, C4 one end connects the T1 pin of SCR, the C4 other end connects output, C1 one end connects the G pin of SCR, the C1 other end connects output, the T2 pin of SCR connects output, the T1 pin of SCR connects the input pin 2 of current transformer B, the first input pin of rectifier bridge D connects input.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420046453.3U CN203675028U (en) | 2014-01-25 | 2014-01-25 | Miniature single-phase motor load tracking energy-saving controller |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420046453.3U CN203675028U (en) | 2014-01-25 | 2014-01-25 | Miniature single-phase motor load tracking energy-saving controller |
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| CN203675028U true CN203675028U (en) | 2014-06-25 |
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| CN201420046453.3U Expired - Fee Related CN203675028U (en) | 2014-01-25 | 2014-01-25 | Miniature single-phase motor load tracking energy-saving controller |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103762928A (en) * | 2014-01-25 | 2014-04-30 | 济南诺辉节能技术开发有限公司 | Small single-phase motor load tracking energy-saving controller |
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2014
- 2014-01-25 CN CN201420046453.3U patent/CN203675028U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103762928A (en) * | 2014-01-25 | 2014-04-30 | 济南诺辉节能技术开发有限公司 | Small single-phase motor load tracking energy-saving controller |
| CN103762928B (en) * | 2014-01-25 | 2016-06-08 | 山东诺辉节能技术开发有限公司 | Small single-phase motor load follows the tracks of energy-saving controller |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: Xiangtai Plaza No. 129 250022 Shandong Province, Ji'nan City Central yingxiongshan Road Patentee after: Shandong Nuo Hui power-saving technology development corporation, Ltd. Address before: Hongyuan business building, No. 69 spring scenery district sunshine new road Ji'nan City, Shandong province 250024 city 7 floor No. 708 Patentee before: JINAN NUOHUI ENERGY SAVING TECHNOLOGY DEVELOPMENT CO., LTD. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140625 Termination date: 20170125 |
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| CF01 | Termination of patent right due to non-payment of annual fee |