CN2057245U - Electronic timing speed regulator - Google Patents
Electronic timing speed regulator Download PDFInfo
- Publication number
- CN2057245U CN2057245U CN 89211660 CN89211660U CN2057245U CN 2057245 U CN2057245 U CN 2057245U CN 89211660 CN89211660 CN 89211660 CN 89211660 U CN89211660 U CN 89211660U CN 2057245 U CN2057245 U CN 2057245U
- Authority
- CN
- China
- Prior art keywords
- circuit
- timing
- speed
- electronic
- potentiometer
- 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 - Lifetime
Links
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- Control Of Electric Motors In General (AREA)
- Control Of Positive-Displacement Air Blowers (AREA)
Abstract
The utility model discloses an electronic timing speed regulator which is a timing and speed regulation electric switch used for electric fans. The utility model has electronic timing and electronic stepless speed regulation in an integration and carries out long timing and wide range stepless speed regulation completely instead of mechanical timers and inductance speed regulators, wherein, the timing range is adjustable from 0 to 5 hours and the range of speed regulation is 100V-200V stepless regulation in electric motor terminal voltage alternating current. Circuits can be used without specialized supply lines; static state has no power consumption; work power consumption is less than 100 mW; two external binding posts are connected in series with electric fan circuits. The utility model has the advantages of reasonable design, small size, light weight, easy fabrication, low cost and very visible effect of power saving.
Description
The utility model is a kind of regularly electric switch of variable-speed that electric fan is used that is suitable for.
Existing electric fan generally all is equipped with mechanical timer and is used for regularly and the tapped speed regulator of inductance is housed or motor is tapped or the capacitor step-down speed regulator is used for speed governing, to adapt to different usage requirements.Though mechanical timer has certain advantage, its complex structure, the consumption copper material, easy to wear, regularly short, in ceiling fan, use less, in other fans such as bracker fan, because the big counter plate of volume is decorated restriction to some extent; Though the inductance speed regulator that above-mentioned tradition is used is a wattless component, in fact has sizable copper loss, iron loss, the heating power consumption is big, and volume is big, and the galvanic corrosion of stepping speed control switch contact is fragile in addition, uses also inconvenient.Having seen in recent years has electronic timing, electronic speed-regulating circuit to be applied to high-grade desk fan, but circuit is all very complicated, and cost height, control circuit need special power supply, speed governing part particularly, though used thyristor to replace stepping formula rotary switch, be dessert machine tool contact only, the speed control coil, the power consumption problem that have but still kept high loss fail to solve at all, the circuit complexity, the circuit that has has lost using value, cost height, inconvenient maintenance aspect price performance.
The purpose of this utility model is to provide a kind of electronic timing speed regulator, timing of current collection and electronic stepless speed regulation are in one in circuit design, on a very little circuit board, constitute new-type circuit by electronic component, replace mechanical timer and inductance speed regulator fully, carried out adjustable regularly long and wide range stepless speed regulation.
The utility model is finished as follows: it has circuit board, has on circuit board by integrated (IC), bidirectional triode thyristor (BCR), current transformer (B), diode (D
1) (D
2) (D
3) (D
4) (D
5), light emitting diode (LED), triode (BG), resistance (R
1) (R
2) (R
3) (R
4) (R
5), electric capacity (C
1) (C
2) (C
3) (C
4), speed-regulating potentiometer (W
1), potentiometer (W regularly
2) and the circuit that constitutes such as button (AN), and (IC) and (W
1) (W
2) be connected into speed governing and commutator pulse and form circuit, (BCR) be connected into executive circuit, (B), (D
3) (D
4) (D
5), (C
2) (C
3) being connected into the self-energizing circuit, its circuit is drawn 2 wiring terminal a, b and is connected in the electric fan circuit loop, and is useful on the speed governing knob (2) and speed-regulating potentiometer (W of speed governing
1) link to each other, be used for timing knob (3) regularly and timing potentiometer (W
2) link to each other, start button (4) and link to each other with (AN), form independence two end assemblies; This electronic timing speed regulator also can be packed circuit board and circuit thereof in the box body, speed governing knob, timing knob, startup button and tutorial light are mounted on the panel of box body, 2 wiring terminal a, b that its circuit is drawn then draw from the base plate of box body, form independence two end assemblies.
The electronic timing speed regulator replaces existing mechanical timer and inductance speed regulator, and timing of current collection and electronic stepless speed regulation are the Updated products of existing timer and speed regulator in one.Be applicable to the electric fan of various use single phase poaer supplies.Circuit design is reasonable, thoroughly eliminates the copper loss and the iron loss of speed control coil, and power savings is very remarkable, and the working state power consumption is less than 100MW, not power consumption when static; Regularly long; Wide range stepless speed regulation is regardless of class; Volume is little, and is in light weight; Make simply, cost is 1/2nd of a mechanical timer coilloading speed regulator cost sum, and the user takes like a shot as fittings supply, and product specification can improve in complete system plant, beautifies decoration, simplifies production technology, reduces product cost.
Now in conjunction with the accompanying drawings the utility model is described in further detail.
Fig. 1 is an electronic timing speed regulator circuit diagram;
Fig. 2 is a boxlike electronic timing governor structure schematic representation.
With reference to Fig. 1, make a 45mm * 80mm circuit board, have on the circuit board by integrated (IC), bidirectional triode thyristor (BCR), current transformer (B), diode (D
1) (D
2) (D
3) (D
4) (D
5), light emitting diode (LED), triode (BG), resistance (R
1) (R
2) (R
3((R
4) (R
5), electric capacity (C
1) (C
2) (C
3) (C
4), speed-regulating potentiometer (W
1), potentiometer (W regularly
2) and the circuit that constitutes such as button (AN).The model of integrated (IC) is a time base circuit 555.Speed-regulating potentiometer (W
1) be used for speed governing, potentiometer (W regularly
2) be used for regularly.A, b are 2 wiring terminals that circuit is drawn, and are serially connected with in the power loop with fan motor, form independence two end assemblies.Button (AN) is often opened when static, the blocking-up of bidirectional triode thyristor (BCR) Triggerless, and load open circuit, electric fan does not turn round, not power consumption of control section.When flicking button (AN) once, bidirectional triode thyristor (BCR) is by short circuit, the loop energising, and electric fan rotates at full speed, and loop current induces voltage in current transformer (B), through diode (D
5) (D
4) rectification, electric capacity (C
2) (C
3) filtering, and through diode (D
3) the voltage stabilizing output dc voltage provides integrated circuit work powers such as (IC), integrated (IC) electric starting of oscillation, integrated (IC) 3 pin output square wave is through resistance (R
4) bidirectional triode thyristor (BCR) trigger signal is provided, (BCR) is open-minded for bidirectional triode thyristor, has replaced button (AN), and load continues electricly, and current transformer (B) is kept output, and integrated (IC) circuit supply kept, and realized self-energizing and self-insurance.Integrated (IC) working state is subjected to two controlling factors in the circuit, and the one, by resistance (R
1), speed-regulating potentiometer (W
1), resistance (R
2) and electric capacity (C
1) R that forms.The frequency and the dutycycle of C circuit controls output square wave are regulated speed-regulating potentiometer (W
1But) the constant and change in duty cycle of holding frequency thereby controlled the time ratio that bidirectional triode thyristor (BCR) is opened and blocked.Select suitable square wave frequency and change in duty cycle scope, promptly pressure regulation is realized at the interval of the sinusoidal wave train of may command output voltage.The 2nd, inserted by triode (BG), resistance (R at integrated (IC) 4 pin
3), potentiometer (W regularly
2) and electric capacity (C
4) timing element formed, in timing, integrated (IC) 4 pin are high level, integrated (IC) 3 pin have output; When regularly stopping, integrated (IC) 4 pin are low level, and output is cut off.Meanwhile, bidirectional triode thyristor (BCR) loses the trigger signal blocking-up, and electric fan shuts down.Current transformer (B) is dead electricity simultaneously also, integrated (IC) termination of powering.This electronic timing speed regulator only uses the time base circuit 555 integrated (IC) of a cheapness to finish long regularly adjustable and stepless speed regulation simultaneously.The working state that timing that integrated (IC) produces and speed-regulating signal have been controlled bidirectional triode thyristor (BCR), the working state of bidirectional triode thyristor (BCR) had both been controlled electric fan, controlled simultaneously the power supply of integrated (IC) circuit again conversely, form self-energizing and self-insurance, circuit design is very reasonable.Bidirectional triode thyristor (BCR) is operated on off state simultaneously, the pipe consumption is minimum, thereby reduced power capacity requirement widely to element, the no temperature rise of bidirectional triode thyristor (BCR) works long hours, and guaranteed to export good sinusoidal wave train, distortion and direct current composition do not take place, and fan motor safety is not had harm.With reference to Fig. 1, Fig. 2, the electronic timing speed regulator can be made boxlike, circuit board and circuit thereof are packed in the box body (1), speed governing knob (2), timing knob (3), startup button (4) and tutorial light (5) are mounted on the panel of box body (1), 2 wiring terminal a, b that its circuit is drawn then draw from the base plate of box body (1), form independence two end assemblies.Start button (3) and can adopt the tape light button, also shouldn't tutorial light.Two wiring terminals of a, b are polarity not, is connected in the electric fan circuit.The circuit working principle as previously mentioned.During use, touch the startup button (4) on box body (1) panel, tutorial light (5) is bright, the electric fan full-speed operation, turn speed governing knob (2) is to suitable wind speed, and turn timing knob (3) is to the scheduled time, electric fan i.e. on demand wind speed and time service, and the back down circuitry quits work.Speed adjustable range exchanges the 100V-220V step-less adjustment at motor terminal voltage, timing range be 0-5 hour adjustable.Speed governing and timing function can be united use, also can use separately.
Claims (1)
1, a kind of electronic timing speed regulator, it is characterized in that: it has circuit board, has on circuit board by integrated (IC), bidirectional triode thyristor (BCR); Current transformer (B), diode (D
1) (D
2) (D
3) (D
4) (D
5), light emitting diode (LED), triode (BG), resistance (R
1) (R
2) (R
3) (R
4) (R
5), electric capacity (C
1) (C
2) (C
3) (C
4), speed-regulating potentiometer (W
1), potentiometer (W regularly
2) and the circuit that constitutes such as button (AN), and (IC) and (W
1) (W
2) be connected into speed governing and commutator pulse and form circuit, (BCR) be connected into executive circuit, (B), (D
3) (D
4) (D
5) (C
2) (C
3) being connected into the self-energizing circuit, its circuit is drawn 2 wiring terminal a, b and is connected in the electric fan circuit loop, and is useful on the speed governing knob (2) and speed-regulating potentiometer (W of speed governing
1) link to each other, be used for timing knob (3) regularly and timing potentiometer (W
2) link to each other, starting button (4) links to each other with (AN), form independence two end assemblies, or circuit board and circuit thereof packed in the box body (1), speed governing knob (2), timing knob (3), startup button (4) and tutorial light (5) are mounted on the panel of box body (1), its circuit draw 2 is then drawn from the base plate of box body (1) by terminal a, b, forms independence two end assemblies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 89211660 CN2057245U (en) | 1989-09-25 | 1989-09-25 | Electronic timing speed regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 89211660 CN2057245U (en) | 1989-09-25 | 1989-09-25 | Electronic timing speed regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2057245U true CN2057245U (en) | 1990-05-16 |
Family
ID=4867912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 89211660 Expired - Lifetime CN2057245U (en) | 1989-09-25 | 1989-09-25 | Electronic timing speed regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2057245U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103075358A (en) * | 2013-01-27 | 2013-05-01 | 黄宇嵩 | Intermittent operation controller for electric fan |
| CN103089679A (en) * | 2013-01-31 | 2013-05-08 | 韩春龙 | High power exhaust fan time-base circuit interval controlling device |
| CN103904968A (en) * | 2014-03-06 | 2014-07-02 | 南昌大学 | Speed-regulating stirrer circuit |
-
1989
- 1989-09-25 CN CN 89211660 patent/CN2057245U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103075358A (en) * | 2013-01-27 | 2013-05-01 | 黄宇嵩 | Intermittent operation controller for electric fan |
| CN103089679A (en) * | 2013-01-31 | 2013-05-08 | 韩春龙 | High power exhaust fan time-base circuit interval controlling device |
| CN103904968A (en) * | 2014-03-06 | 2014-07-02 | 南昌大学 | Speed-regulating stirrer circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |