CN204681286U - A kind of machine governor - Google Patents
A kind of machine governor Download PDFInfo
- Publication number
- CN204681286U CN204681286U CN201520462153.8U CN201520462153U CN204681286U CN 204681286 U CN204681286 U CN 204681286U CN 201520462153 U CN201520462153 U CN 201520462153U CN 204681286 U CN204681286 U CN 204681286U
- Authority
- CN
- China
- Prior art keywords
- pin
- connects
- diode
- chip
- resistance
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 16
- 230000000087 stabilizing effect Effects 0.000 claims description 5
- 230000001737 promoting effect Effects 0.000 abstract description 2
- 230000010355 oscillation Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000003534 oscillatory effect Effects 0.000 description 1
Abstract
The utility model discloses a kind of machine governor, comprise rectifier bridge Q, motor M, bidirectional triode thyristor VT, chip IC, potentiometer RP, electric capacity C1 and resistance R1, rectifier bridge Q pin 1 connects 220V alternating current one end, rectifier bridge Q pin 3 connects motor M, the motor M other end connects the 220V alternating current other end, rectifier bridge Q pin 4 connects diode VS positive pole respectively, electric capacity C1, chip IC pin 1 and electric capacity C2, the T1 pole of rectifier bridge Q pin 2 difference connecting luminous diode VL1 and bidirectional triode thyristor VT, the T2 pole of bidirectional triode thyristor VT connects diode VS negative pole respectively, the electric capacity C1 other end, resistance R1, resistance R4 and chip IC pin 4.The utility model machine governor can carry out common speed governing by the many motor M of potentiometer RP on the one hand, can also make motor M intermittent start and closedown on the other hand by regulator potentiometer RP, and circuit structure is simple, and diverse in function, is applicable to promoting the use of very much.
Description
Technical field
The utility model relates to a kind of speed regulator, specifically a kind of machine governor.
Background technology
Motor is as power equipment conventional in Industry Control, and use widely, more existing machine governors all simply can only carry out speed governing to motor, cannot make the intermittent startup of motor and closedown, uses and has sizable limitation.
Utility model content
The purpose of this utility model be to provide a kind of can the machine governor of intermittent start and closedown, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of machine governor, comprises rectifier bridge Q, motor M, bidirectional triode thyristor VT, chip IC, potentiometer RP, electric capacity C1 and resistance R1, described rectifier bridge Q pin 1 connects 220V alternating current one end, and rectifier bridge Q pin 3 connects motor M, and the motor M other end connects the 220V alternating current other end, and rectifier bridge Q pin 4 connects diode VS positive pole respectively, electric capacity C1, chip IC pin 1 and electric capacity C2, the T1 pole of rectifier bridge Q pin 2 difference connecting luminous diode VL1 and bidirectional triode thyristor VT, the T2 pole of bidirectional triode thyristor VT connects diode VS negative pole respectively, the electric capacity C1 other end, resistance R1, resistance R4 and chip IC pin 4, resistance R1 other end connecting luminous diode VL1 negative pole, the G pole connecting luminous diode VL2 positive pole of described bidirectional triode thyristor VT, light-emitting diode VL2 negative pole contact resistance R2, the resistance R2 other end connects chip IC pin 3, and chip IC pin 6 connects the electric capacity C2 other end respectively, chip IC pin 2 and potentiometer RP slide plate, chip IC pin 7 connects chip IC pin 8 respectively, diode VD1 positive pole, diode VD2 negative pole and the resistance R4 other end, diode VD1 negative pole connects potentiometer RP, potentiometer RP other end contact resistance R3, and the resistance R3 other end connects diode VD2 positive pole, and described chip IC model is NE555.
As further program of the utility model: described diode VS is voltage stabilizing didoe.
As the utility model further scheme: described light-emitting diode VL1 is red diodes.
Compared with prior art, the beneficial effects of the utility model are: the utility model machine governor can carry out common speed governing by the many motor M of potentiometer RP on the one hand, motor M intermittent start and closedown can also be made on the other hand by regulator potentiometer RP, circuit structure is simple, diverse in function, is applicable to promoting the use of very much.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of machine governor.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, in the utility model embodiment, a kind of machine governor, comprises rectifier bridge Q, motor M, bidirectional triode thyristor VT, chip IC, potentiometer RP, electric capacity C1 and resistance R1, rectifier bridge Q pin 1 connects 220V alternating current one end, and rectifier bridge Q pin 3 connects motor M, and the motor M other end connects the 220V alternating current other end, and rectifier bridge Q pin 4 connects diode VS positive pole respectively, electric capacity C1, chip IC pin 1 and electric capacity C2, the T1 pole of rectifier bridge Q pin 2 difference connecting luminous diode VL1 and bidirectional triode thyristor VT, the T2 pole of bidirectional triode thyristor VT connects diode VS negative pole respectively, the electric capacity C1 other end, resistance R1, resistance R4 and chip IC pin 4, resistance R1 other end connecting luminous diode VL1 negative pole, the G pole connecting luminous diode VL2 positive pole of bidirectional triode thyristor VT, light-emitting diode VL2 negative pole contact resistance R2, the resistance R2 other end connects chip IC pin 3, and chip IC pin 6 connects the electric capacity C2 other end respectively, chip IC pin 2 and potentiometer RP slide plate, chip IC pin 7 connects chip IC pin 8 respectively, diode VD1 positive pole, diode VD2 negative pole and the resistance R4 other end, diode VD1 negative pole connects potentiometer RP, potentiometer RP other end contact resistance R3, and the resistance R3 other end connects diode VD2 positive pole, and chip IC model is NE555.
Diode VS is voltage stabilizing didoe.
Light-emitting diode VL1 is red diodes.
Operation principle of the present utility model is: power circuit is made up of motor M, rectifier bridge Q, light-emitting diode VL1, current-limiting resistance R1, voltage stabilizing didoe VS and filter capacitor C1; Astable multivibrator is made up of chip IC, resistance R3, R4, diode VD1, VD2, potentiometer RP and electric capacity C2; Control executive circuit to be made up of bidirectional triode thyristor VT, light-emitting diode VL2, rectifier bridge Q and resistance R2.Alternating current 220V voltage is after M step-down, Q rectification, the step-down of R1 current limliting, VS voltage stabilizing and C1 filtering, for IC provides 6V direct voltage, after astable multivibrator oscillatory work, exporting cycle of oscillation from 3 pin of IC is T, the continuously adjustable oscillation pulse signal of duty ratio, gone the conducting state of control VT by R2 and VL2, motor M is energized and operates.
Regulate the resistance of RP, the size (adjustable range is 1%-99%) of pulse duty factor can be changed, regulate the running speed of motor M.When pulse duty factor is about 50%, motor M can periodically start and close, and changes the size of C2 capacitance, can change the frequency of oscillation of astable multivibrator, thus the period of change changing motor M startup and close.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this specification is described according to execution mode, but not each execution mode only comprises an independently technical scheme, this narrating mode of specification is only for clarity sake, those skilled in the art should by specification integrally, and the technical scheme in each embodiment also through appropriately combined, can form other execution modes that it will be appreciated by those skilled in the art that.
Claims (3)
1. a machine governor, comprises rectifier bridge Q, motor M, bidirectional triode thyristor VT, chip IC, potentiometer RP, electric capacity C1 and resistance R1, is characterized in that, described rectifier bridge Q pin 1 connects 220V alternating current one end, and rectifier bridge Q pin 3 connects motor M, and the motor M other end connects the 220V alternating current other end, and rectifier bridge Q pin 4 connects diode VS positive pole respectively, electric capacity C1, chip IC pin 1 and electric capacity C2, the T1 pole of rectifier bridge Q pin 2 difference connecting luminous diode VL1 and bidirectional triode thyristor VT, the T2 pole of bidirectional triode thyristor VT connects diode VS negative pole respectively, the electric capacity C1 other end, resistance R1, resistance R4 and chip IC pin 4, resistance R1 other end connecting luminous diode VL1 negative pole, the G pole connecting luminous diode VL2 positive pole of described bidirectional triode thyristor VT, light-emitting diode VL2 negative pole contact resistance R2, the resistance R2 other end connects chip IC pin 3, and chip IC pin 6 connects the electric capacity C2 other end respectively, chip IC pin 2 and potentiometer RP slide plate, chip IC pin 7 connects chip IC pin 8 respectively, diode VD1 positive pole, diode VD2 negative pole and the resistance R4 other end, diode VD1 negative pole connects potentiometer RP, potentiometer RP other end contact resistance R3, and the resistance R3 other end connects diode VD2 positive pole, and described chip IC model is NE555.
2. machine governor according to claim 1, is characterized in that, described diode VS is voltage stabilizing didoe.
3. machine governor according to claim 1, is characterized in that, described light-emitting diode VL1 is red diodes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520462153.8U CN204681286U (en) | 2015-06-27 | 2015-06-27 | A kind of machine governor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520462153.8U CN204681286U (en) | 2015-06-27 | 2015-06-27 | A kind of machine governor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204681286U true CN204681286U (en) | 2015-09-30 |
Family
ID=54180953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520462153.8U Expired - Fee Related CN204681286U (en) | 2015-06-27 | 2015-06-27 | A kind of machine governor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204681286U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106741254A (en) * | 2016-11-28 | 2017-05-31 | 林桂清 | A kind of agricultural machinery power control unit |
-
2015
- 2015-06-27 CN CN201520462153.8U patent/CN204681286U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106741254A (en) * | 2016-11-28 | 2017-05-31 | 林桂清 | A kind of agricultural machinery power control unit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203675371U (en) | LED constant current drive circuit | |
| CN204681286U (en) | A kind of machine governor | |
| CN204878014U (en) | Fan speed adjustment circuit | |
| CN203675019U (en) | Drive circuit of brushless motor | |
| CN106385726A (en) | Pulse width adjustment type light-controlled LED street lamp driver | |
| CN203023094U (en) | Fan temperature-control speed-regulation circuit | |
| CN204721242U (en) | A kind of power circuit | |
| CN204696974U (en) | A kind of motor electronic speed regulator | |
| CN205283446U (en) | High accuracy stepper motor controller | |
| CN204836117U (en) | Intelligence switch power | |
| CN204559534U (en) | A kind of timing control circuit | |
| CN203931944U (en) | A kind of energy-saving appliance of A.C. contactor | |
| CN203933476U (en) | Direct current machine electrodeless speed regulator | |
| CN204347646U (en) | A kind of Intelligent constant incubator system | |
| CN204948403U (en) | A kind of dimming LED (Light Emitting Diode) | |
| CN204985937U (en) | Simple effectual high pressure solenoid drive module | |
| CN204836680U (en) | Exchange LED pressure regulating circuit | |
| CN204929342U (en) | Light modulation lamp circuit | |
| CN204761765U (en) | Big power drive circuit of white light LED | |
| CN204442190U (en) | A kind of doubleway output step-down controller circuit | |
| CN203522538U (en) | Adjustable DC voltage-stabilizing power circuit | |
| CN201986211U (en) | Flashing lamp circuit | |
| CN202510395U (en) | Electronic speed governor of ceiling fan | |
| CN203596963U (en) | Single-phase voltage regulator capable of increasing brightness of headlight of motorcycle at low speed | |
| CN203968457U (en) | A kind of mixed type LED adjusting control circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20150930 Termination date: 20160627 |