CN202602576U - Start circuit structure of capacitor start motor - Google Patents
Start circuit structure of capacitor start motor Download PDFInfo
- Publication number
- CN202602576U CN202602576U CN 201220229086 CN201220229086U CN202602576U CN 202602576 U CN202602576 U CN 202602576U CN 201220229086 CN201220229086 CN 201220229086 CN 201220229086 U CN201220229086 U CN 201220229086U CN 202602576 U CN202602576 U CN 202602576U
- Authority
- CN
- China
- Prior art keywords
- auxiliary winding
- motor
- switch
- winding
- auxiliary
- 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
Abstract
The utility model discloses a start circuit structure of a capacitor start motor. The start circuit structure comprises a stator composed of a main winding and a first auxiliary winding which are connected in parallel. A running capacitor is connected to an output end of the first auxiliary winding, a second auxiliary winding is connected between the running capacitor and the first auxiliary winding, a contact is connected to an input end of the first auxiliary winding, and a switch is connected to the output end of the first auxiliary winding; an input end of the second auxiliary winding is connected with a switch, and an output end is connected with a contact; when the motor is started, the first auxiliary winding and the second auxiliary winding are connected in series; and the first auxiliary winding and the second auxiliary winding are connected in parallel during the operation of the motor. By means of the start circuit structure, winding numbers of auxiliary windings can be adjusted flexibly according to requirements of the motor; when the motor is started, the first auxiliary winding and the second auxiliary winding are connected in series, so that the starting torque is large, and the motor is started normally; and the first auxiliary winding and the second auxiliary winding are connected in parallel during the operation of the motor, winding numbers of auxiliary windings are few, so that voltages at two ends of the running capacitor cannot be too high, the auxiliary windings work normally, and the motor performance is stable.
Description
Technical field
The utility model relates to the electric motor starting technical field, relates in particular to the starting circuit structure of capacitor start motor.
Background technology
Capacitor start motor generally includes the stator of being made up of main winding and auxiliary winding and running electric capacity.Wherein auxiliary winding also can be worked when motor normally moves except that playing priming, so the auxiliary winding of capacitor start motor generally includes starting circuit and operation circuit.The auxiliary winding of traditional capacitor start motor copper cash commonly used or aluminum steel, and the number of turn of auxiliary winding fixes, thus moment is little when making the starting of motor, and run time behaviour is unstable.
Summary of the invention
The purpose of the utility model provides a kind of starting circuit structure of capacitor start motor of the flexibly changing motor auxiliary winding number of turn.
For realizing above-mentioned purpose; The starting circuit structure of the utility model capacitor start motor; It comprises the stator that is composed in parallel by the main winding and first auxiliary winding, and the output of first auxiliary winding is connected with running electric capacity, also is connected with second auxiliary winding between the said running electric capacity and first auxiliary winding; The input of first auxiliary winding is connected with the contact, and output is connected with switch; The input of second auxiliary winding is connected with switch, and output is connected with the contact; When electric motor starting, the switch of the first auxiliary winding output is connected with the input end switch of second auxiliary winding, first auxiliary winding and the series connection of second auxiliary winding; When motor moves, the switch closure on the contact on the first auxiliary winding input and the second auxiliary winding input, the closing of contact on the switch on the first auxiliary winding output and the second auxiliary winding output, first auxiliary winding forms parallelly connected with second auxiliary winding.
Be provided with fixed contact between said first auxiliary winding and second auxiliary winding, when electric motor starting, the switch on the switch on the first auxiliary winding output and the second auxiliary winding input is closed with fixed contact respectively.
Adopt the starting circuit structure of the utility model capacitor start motor,, can adjust the number of turn of auxiliary winding flexibly according to the demand of different times in the motor operation course; When electric motor starting, first auxiliary winding and the series connection of second auxiliary winding, the auxiliary winding number of turn is many, and starting torque is big, the motor normal starting; When motor moves, the parallel connection of first auxiliary winding and second auxiliary winding, the auxiliary winding number of turn is few, makes the running electric capacity voltage can be not too high, the auxiliary winding operate as normal, motor performance is stable.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is done further detailed explanation:
The starting circuit structural representation of capacitor start motor when Fig. 1 is the utility model electric motor starting;
The starting circuit structural representation of capacitor start motor when Fig. 2 moves for the utility model motor.
Embodiment
Like Fig. 1 or shown in Figure 2; The starting circuit structure of the utility model capacitor start motor; It comprises the stator that is composed in parallel by the main winding 1 and first auxiliary winding 2, and the output of first auxiliary winding 2 is connected with running electric capacity 3, and said running electric capacity 3 and 2 of first auxiliary winding also are connected with second auxiliary winding 4; The input of first auxiliary winding 2 is connected with contact A, and output is connected with switch 6; The input of second auxiliary winding 4 is connected with switch 5, and output is connected with contact B; When electric motor starting, the switch 6 of first auxiliary winding, 2 outputs is connected with the input end switch 5 of second auxiliary winding 4, first auxiliary winding 2 and 4 series connection of second auxiliary winding; When motor moves; Switch 5 closures on contact A on first auxiliary winding, 2 inputs and second auxiliary winding, 4 inputs; Contact B on switch 6 on first auxiliary winding, 2 outputs and second auxiliary winding, 4 outputs is closed, and first auxiliary winding 2 forms parallelly connected with second auxiliary winding 4.
Said first auxiliary winding 2 and 4 of second auxiliary winding are provided with fixed contact 7, when electric motor starting, the switch 5 on switch 6 on first auxiliary winding, 2 outputs and second auxiliary winding, 4 inputs respectively with fixed contact 7 closures.
Adopt above structure, be provided with second auxiliary winding 4 at first auxiliary winding 2 and 3 of electric capacity of running, when electric motor starting; As shown in Figure 1; First auxiliary winding 2 and 4 series connection of second auxiliary winding, the switch 6 of first auxiliary winding, 2 outputs is connected with the input end switch 5 of second auxiliary winding 4, and the auxiliary winding number of turn is many; Thereby the increase starting torque makes the motor normal starting.
When motor moves, as shown in Figure 2, first auxiliary winding 2 and 4 parallel connections of second auxiliary winding; Promptly the contact A of first auxiliary winding, 2 inputs is connected with the switch 5 of second auxiliary winding, 4 inputs, and the switch 6 of first auxiliary winding, 2 outputs is connected with the contact B of second auxiliary winding, 4 outputs, thereby reduces the number of turn of auxiliary winding; If because in the operation process, the auxiliary winding number of turn is crossed and is made running electric capacity 3 voltage too high at most, and the auxiliary winding current density is excessive; Auxiliary winding is prone to burn, and influences machine operation; So in the motor operation course, the contact parallel connection at first auxiliary winding 2 and second auxiliary winding, 4 two ends can make motor performance stable.
Claims (2)
1. the starting circuit structure of capacitor start motor; It comprises the stator that is composed in parallel by the main winding and first auxiliary winding; The output of first auxiliary winding is connected with running electric capacity; It is characterized in that: also be connected with second auxiliary winding between the said running electric capacity and first auxiliary winding, the input of first auxiliary winding is connected with the contact, and output is connected with switch; The input of second auxiliary winding is connected with switch, and output is connected with the contact; When electric motor starting, the switch of the first auxiliary winding output is connected with the input end switch of second auxiliary winding, first auxiliary winding and the series connection of second auxiliary winding; When motor moves, the switch closure on the contact on the first auxiliary winding input and the second auxiliary winding input, the closing of contact on the switch on the first auxiliary winding output and the second auxiliary winding output, first auxiliary winding forms parallelly connected with second auxiliary winding.
2. the starting circuit structure of capacitor start motor according to claim 1; It is characterized in that: be provided with fixed contact between said first auxiliary winding and second auxiliary winding; When electric motor starting, the switch on the switch on the first auxiliary winding output and the second auxiliary winding input is closed with fixed contact respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220229086 CN202602576U (en) | 2012-05-21 | 2012-05-21 | Start circuit structure of capacitor start motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220229086 CN202602576U (en) | 2012-05-21 | 2012-05-21 | Start circuit structure of capacitor start motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202602576U true CN202602576U (en) | 2012-12-12 |
Family
ID=47320084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220229086 Expired - Fee Related CN202602576U (en) | 2012-05-21 | 2012-05-21 | Start circuit structure of capacitor start motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202602576U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106059132A (en) * | 2016-07-18 | 2016-10-26 | 广东美芝制冷设备有限公司 | Compressor stator and compressor provided with same |
| CN108233578A (en) * | 2018-04-12 | 2018-06-29 | 中山大洋电机股份有限公司 | A kind of single-phase asynchronous motor |
-
2012
- 2012-05-21 CN CN 201220229086 patent/CN202602576U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106059132A (en) * | 2016-07-18 | 2016-10-26 | 广东美芝制冷设备有限公司 | Compressor stator and compressor provided with same |
| CN108233578A (en) * | 2018-04-12 | 2018-06-29 | 中山大洋电机股份有限公司 | A kind of single-phase asynchronous motor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202651945U (en) | Novel motor wiring structure | |
| CN203261208U (en) | Multiple winding variable power induction motor | |
| CN202602576U (en) | Start circuit structure of capacitor start motor | |
| CN104333276B (en) | Torque ripple two-level inhibition method of three-phase switched reluctance motor | |
| CN105871290A (en) | Series connection and parallel connection switching device for windings of novel permanent magnet synchronous motor | |
| CN103391030A (en) | Soft start circuit of motor | |
| CN205142057U (en) | Star - triangle starting circuit | |
| CN204707060U (en) | A kind of multiple electric motors Soft Starting System peculiar to vessel | |
| CN204013313U (en) | A kind of double winding regeneration field switch reluctance motor | |
| CN201365217Y (en) | Double-delta-winding transfer start circuit of three-phase motor | |
| CN203827225U (en) | Energy-efficient single-phase asynchronous motor with electronic switch | |
| CN203466724U (en) | Frequency converter | |
| CN204886610U (en) | Miniwatt single phase motor | |
| CN203859654U (en) | Voltage-regulating and speed-regulating asynchronous motor | |
| CN203377820U (en) | Soft start circuit of motor | |
| CN103061943B (en) | High-voltage large-capacity motor emergency starting generator set and starting method | |
| Liu et al. | Optimization and comparison of C-core and E-core linear switched-flux PM machines with odd primary poles | |
| CN110289801A (en) | The AC ceiling-fan motor top gear high energy efficiency mode of connection | |
| CN204304650U (en) | Electric vehicle winding pattern switching motor | |
| CN202602575U (en) | Start device of single-phase resistance start motor | |
| CN203859597U (en) | Single-phase induction motor stator winding connecting structure | |
| CN203201708U (en) | Generator set for emergency starting of high-voltage high-capacity motor | |
| CN204046471U (en) | Winding series parallel circuit structure in attached brushless DC motor of electric vehicle control system | |
| CN202364070U (en) | Splicing structure for armature fanning strips of large and medium DC motors | |
| CN202634333U (en) | Circuit structure of motor started by resistor and run by capacitor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: FUZHOU YILU CHANGXING POWERTRAIN TECHNOLOGIES CO., Free format text: FORMER OWNER: FUJIAN UDE ELECTRICAL MACHINE CO., LTD. Effective date: 20150105 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 355000 NINGDE, FUJIAN PROVINCE TO: 350003 FUZHOU, FUJIAN PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20150105 Address after: Section 61 Street Road, Gulou District of Fuzhou city in Fujian province 350003 C Jiasheng Plaza No. 28 floor 15 room 05 Patentee after: A way to navigate Fuzhou Power Technology Co. Address before: 355000 Fu'an City, Ningde province Fujian city Chengyang Xiang Qin small stream foreign industrial zone Patentee before: Fujian Youdi Motor Manufacturing Co.,Ltd. |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150917 Address after: 355009 Fu'an City, Fujian Province town north of Gan Tang Road 104 east block B1 Patentee after: FUJIAN MINGDONG NEW ENERGY POWER TECHNOLOGY CO., LTD. Address before: Section 61 Street Road, Gulou District of Fuzhou city in Fujian province 350003 C Jiasheng Plaza No. 28 floor 15 room 05 Patentee before: A way to navigate Fuzhou Power Technology Co. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121212 Termination date: 20170521 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |