CN102305217A - Speed multiplying circuit - Google Patents
Speed multiplying circuit Download PDFInfo
- Publication number
- CN102305217A CN102305217A CN201110243723A CN201110243723A CN102305217A CN 102305217 A CN102305217 A CN 102305217A CN 201110243723 A CN201110243723 A CN 201110243723A CN 201110243723 A CN201110243723 A CN 201110243723A CN 102305217 A CN102305217 A CN 102305217A
- Authority
- CN
- China
- Prior art keywords
- gear
- resistance
- switch
- interrupteur
- capacitor
- 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.)
- Pending
Links
- 239000003990 capacitor Substances 0.000 abstract description 17
- 238000010586 diagram Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Landscapes
- Control Of Ac Motors In General (AREA)
- Control Of Electric Motors In General (AREA)
Abstract
The invention relates to a speed doubling circuit, which comprises a multi-gear switch, and is characterized by also comprising a capacitor and a switch, wherein the switch is connected IN series between a power input end IN and the multi-gear switch, and the capacitor is connected IN parallel with the switch. The invention doubles the gear of the electric fan on the original basis through the external circuit of the motor on the premise of not changing the structure of the motor.
Description
Technical field
The present invention relates to a kind of doubly fast circuit of electric fan, belong to the innovative technology of many grades of speed governing of electric fan.
Background technique
At present in the many grades of alignment circuits of electric fan product; The general operation step switch that adopts; The mode of control power line and the high, medium and low arbitrary gear line of motor realizes speed governing; Its shortcoming is that the adjustable gear of electric fan is limited by the rotating speed gear of motor design itself; The gear of design of electrical motor is several grades, electric fan can speed governing gear be exactly several grades.
Summary of the invention
The objective of the invention is to consider the problems referred to above and a kind of times of fast circuit be provided that it can realize that the gear number of electric fan doubles.
In order to achieve the above object, technological scheme of the present invention is: a kind of times of fast circuit, comprise multi-gear on-off, and it is characterized in that also comprising switch, reach electric capacity; Wherein said switch be connected between power input IN and the multi-gear on-off after electric capacity is parallelly connected.
On said capacitive branch, be parallel with first resistance.
In the branch road of said electric capacity, be serially connected with second resistance.
In the branch road of said switch, be serially connected with second resistance.
Connect with second resistance after said first resistance and the electric capacity parallel connection, this series arm is connected between power input IN and the multi-gear on-off again and after the said switch in parallel again.
The present invention's beneficial effect compared with prior art is: under the prerequisite that does not change electric machine structure, through the motor external circuit, the speed governing gear of electric fan is doubled on former basis.
Description of drawings
Fig. 1 is the circuit theory schematic representation of the embodiment of the invention one;
Fig. 2 is the circuit theory diagrams of the embodiment of the invention two;
Fig. 3 is the circuit theory diagrams of the embodiment of the invention three;
Fig. 4 is the circuit theory diagrams of the embodiment of the invention four;
Fig. 5 is the circuit theory diagrams of the embodiment of the invention five.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is described further.
Embodiment one
As shown in Figure 1, it is a kind of doubly fast circuit of electric fan, comprises multi-gear on-off SW2, capacitor C 1 and interrupteur SW 1, and interrupteur SW 1 is connected between power input IN and the multi-gear on-off SW2, and capacitor C 1 is parallelly connected with interrupteur SW 1.
During use; When interrupteur SW 1 is in off state, input voltage can reduce voltage and output on the multi-gear on-off SW2 through after the capacitor C 1; Connect arbitrary gears such as 1,2,3 of motor M again through operation multi-gear on-off SW2, can realize many grades of speed governing such as low- speed mode 1,2,3.When interrupteur SW 1 is in on-state, input voltage directly outputs on the step switch SW2 through power switch SW1, connects arbitrary gears such as 1,2,3 of motor M again through operation multi-gear on-off SW2, can realize many grades of speed governing such as fast mode 1,2,3.
Embodiment two
As shown in Figure 2; It is a kind of doubly fast circuit of electric fan; Comprise multi-gear on-off SW2, capacitor C 1, interrupteur SW 1 and first resistance R 1; Interrupteur SW 1 is connected between power input IN and the multi-gear on-off SW2; First resistance R 1 is parallelly connected with interrupteur SW 1, and second resistance R 2 is with parallelly connected with first resistance R 1 again after capacitor C 1 is connected.
During use; When interrupteur SW 1 is in off state; Behind the circuit of input voltage through capacitor C 1 and first resistance R, 1 composition; Can reduce voltage outputs on the multi-gear on-off SW2; Connect arbitrary gears such as 1,2,3 of motor M again through multi-gear on-off SW2, can realize many grades of speed governing such as low- speed mode 1,2,3.When interrupteur SW 1 is in on-state, input voltage directly outputs on the multi-gear on-off SW2 through power switch SW1, connects arbitrary gears such as 1,2,3 of motor M again through multi-gear on-off SW2, can realize many grades of speed governing such as fast mode 1,2,3.
Embodiment three
As shown in Figure 3; It is a kind of doubly fast circuit of electric fan; Comprise multi-gear on-off SW2, capacitor C 1, interrupteur SW 1, first resistance R 1 and second resistance R 2; Interrupteur SW 1 is connected between power input IN and the multi-gear on-off SW2; First resistance R 1 is parallelly connected with interrupteur SW 1, and second resistance R 2 is with parallelly connected with first resistance R 1 again after capacitor C 1 is connected.
During use; When interrupteur SW 1 is in off state; Behind the circuit of input voltage through capacitor C 1, second resistance R 2 and first resistance R, 1 composition; Can reduce voltage outputs on the multi-gear on-off SW2; Connect arbitrary gears such as 1,2,3 of motor M again through multi-gear on-off SW2, can realize many grades of speed governing such as low- speed mode 1,2,3.When interrupteur SW 1 is in on-state, input voltage directly outputs on the multi-gear on-off SW2 through power switch SW1, connects arbitrary gears such as 1,2,3 of motor M again through multi-gear on-off SW2, can realize many grades of speed governing such as fast mode 1,2,3.
Embodiment four
As shown in Figure 4; It is a kind of doubly fast circuit of electric fan; Comprise multi-gear on-off SW2, capacitor C 1, interrupteur SW 1, first resistance R 1 and second resistance R 2; Interrupteur SW 1 be connected between power input IN and the multi-gear on-off SW2 after second resistance R 2 is connected; First resistance R 1 is parallelly connected with capacitor C 1, and this parallel branch is parallelly connected with the series arm that the interrupteur SW 1 and second resistance R 2 are formed again.
During use; When interrupteur SW 1 is in off state; Behind the circuit of input voltage through capacitor C 1 and first resistance R, 1 composition; Can reduce voltage outputs on the multi-gear on-off SW2; Connect arbitrary gears such as 1,2,3 of motor M again through multi-gear on-off SW2, can realize many grades of speed governing such as low- speed mode 1,2,3.When interrupteur SW 1 is in on-state, input voltage directly outputs on the multi-gear on-off SW2 through power switch SW1, connects arbitrary gears such as 1,2,3 of motor M again through multi-gear on-off SW2, can realize many grades of speed governing such as fast mode 1,2,3.
Embodiment five
As shown in Figure 5; It is a kind of doubly fast circuit of electric fan; Comprise multi-gear on-off SW2, capacitor C 1, interrupteur SW 1, first resistance R 1 and second resistance R 2; Interrupteur SW 1 is connected between power input IN and the multi-gear on-off SW2; Connect with second resistance R 2 after first resistance R 1 and capacitor C 1 parallel connection, this series arm is parallelly connected with interrupteur SW 1 more again.
During use; When interrupteur SW 1 is in off state; Behind the circuit of input voltage through capacitor C 1, second resistance R 2 and first resistance R, 1 composition; Can reduce voltage outputs on the multi-gear on-off SW2; Connect arbitrary gears such as 1,2,3 of motor M again through multi-gear on-off SW2, can realize many grades of speed governing such as low- speed mode 1,2,3.When interrupteur SW 1 is in on-state, input voltage directly outputs on the multi-gear on-off SW2 through power switch SW1, connects arbitrary gears such as 1,2,3 of motor M again through multi-gear on-off SW2, can realize many grades of speed governing such as fast mode 1,2,3.
Claims (5)
1. a doubly fast circuit comprises multi-gear on-off (SW2), it is characterized in that also comprising switch (SW1), reaches electric capacity (C1); Wherein said switch (SW1) be connected between power input IN and the multi-gear on-off (SW2) after electric capacity (C1) is parallelly connected.
2. according to said times of fast circuit of claim 1, it is characterized in that on said electric capacity (C1) branch road, being parallel with first resistance (R1).
3. according to said times of fast circuit of claim 2, it is characterized in that in the branch road of said electric capacity (C1), being serially connected with second resistance (R2).
4. according to said times of fast circuit of claim 2, it is characterized in that in the branch road of said switch (SW1), being serially connected with second resistance (R2).
5. according to said times of fast circuit of claim 2; It is characterized in that connecting with second resistance (R2) after said first resistance (R1) and electric capacity (C1) parallel connection, this series arm is connected between power input IN and the multi-gear on-off (SW2) again with after said switch (SW1) is parallelly connected again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110243723A CN102305217A (en) | 2011-08-24 | 2011-08-24 | Speed multiplying circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110243723A CN102305217A (en) | 2011-08-24 | 2011-08-24 | Speed multiplying circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102305217A true CN102305217A (en) | 2012-01-04 |
Family
ID=45379114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110243723A Pending CN102305217A (en) | 2011-08-24 | 2011-08-24 | Speed multiplying circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102305217A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102817860A (en) * | 2012-08-17 | 2012-12-12 | 佛山市顺德区海伦宝电器有限公司 | Multi-gear control circuit for air conditioner fan or fan |
| CN108757533A (en) * | 2018-05-29 | 2018-11-06 | 艾晓峰 | A kind of electric fan |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61283796A (en) * | 1985-06-07 | 1986-12-13 | Matsushita Seiko Co Ltd | Speed adjusting device of electric fan |
| JPS6287694A (en) * | 1985-10-11 | 1987-04-22 | Matsushita Seiko Co Ltd | Ceiling electric fan |
| CN2310886Y (en) * | 1997-02-28 | 1999-03-17 | 贾根祥 | Double automatic speed change device for electric fan |
| CN2392935Y (en) * | 1999-04-30 | 2000-08-23 | 钟开军 | Wind-speed swich-over device of domestic electric fan |
| CN202203147U (en) * | 2011-08-24 | 2012-04-25 | 美的集团有限公司 | Speed multiplying circuit |
-
2011
- 2011-08-24 CN CN201110243723A patent/CN102305217A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61283796A (en) * | 1985-06-07 | 1986-12-13 | Matsushita Seiko Co Ltd | Speed adjusting device of electric fan |
| JPS6287694A (en) * | 1985-10-11 | 1987-04-22 | Matsushita Seiko Co Ltd | Ceiling electric fan |
| CN2310886Y (en) * | 1997-02-28 | 1999-03-17 | 贾根祥 | Double automatic speed change device for electric fan |
| CN2392935Y (en) * | 1999-04-30 | 2000-08-23 | 钟开军 | Wind-speed swich-over device of domestic electric fan |
| CN202203147U (en) * | 2011-08-24 | 2012-04-25 | 美的集团有限公司 | Speed multiplying circuit |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102817860A (en) * | 2012-08-17 | 2012-12-12 | 佛山市顺德区海伦宝电器有限公司 | Multi-gear control circuit for air conditioner fan or fan |
| CN102817860B (en) * | 2012-08-17 | 2015-02-18 | 佛山市顺德区海伦宝电器有限公司 | Multi-gear control circuit for air conditioner fan or fan |
| CN108757533A (en) * | 2018-05-29 | 2018-11-06 | 艾晓峰 | A kind of electric fan |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103368371B (en) | A kind of circuit of power factor correction | |
| CN102768008B (en) | Conditioning circuit of linear variable differential transformer (LVDT) | |
| CN102412827B (en) | Method for realizing logic operation by utilizing RRAM devices | |
| CN1060601C (en) | Multi-level inverter | |
| CN102305217A (en) | Speed multiplying circuit | |
| CN202203147U (en) | Speed multiplying circuit | |
| CN213521829U (en) | Solid-state electronic switch and hybrid switch with midpoint voltage division | |
| CN204131266U (en) | For the buncher of electric fan | |
| CN102611268A (en) | Double-speed brushless automobile motor | |
| CN102611426A (en) | Automatic digital-to-analog range switching circuit | |
| CN202083932U (en) | Multipath digital quantity input circuit based on Darlington transistor array | |
| CN204792788U (en) | Electric leakage protection circuit | |
| CN104836438B (en) | A kind of switch circuit devices and drive circuit | |
| CN201323560Y (en) | High-capacity switch driving circuit | |
| CN203658894U (en) | Two-way relay type digital potentiometer | |
| CN202385006U (en) | High voltage frequency converter | |
| CN201966800U (en) | Capacitive type DC transformer | |
| CN103064313A (en) | Self-locking and interlocking switch with multiple grades | |
| CN202331256U (en) | Continuous load changeable system for generator | |
| CN201947145U (en) | Double-speed brushless vehicle motor | |
| CN204068672U (en) | IGBT drive circuit and transducer brake unit and frequency converter | |
| CN201797509U (en) | Circuit realizing summation of voltages | |
| CN202424635U (en) | Switching circuit using polar capacitors as non-polar capacitors | |
| CN104617746A (en) | Power cycling power generator | |
| CN204669265U (en) | The wound rotor motor speed setting controller that a kind of height is integrated |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 528311 Guangdong, Foshan, Beijiao, the United States, the United States and the United States on the avenue of the United States, the headquarters of the United States building B floor, District, 26-28 Applicant after: MIDEA GROUP Co.,Ltd. Address before: 528311 Beijiao, Foshan, Shunde District, the town of Guangdong, the United States Avenue, No. 6 Applicant before: Midea Group |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: MEIDI GROUP CO. LTD. TO: MIDEA GROUP CO., LTD. |
|
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120104 |