CN202121398U - Series excitation motor with shunt windings - Google Patents
Series excitation motor with shunt windings Download PDFInfo
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- CN202121398U CN202121398U CN 201120233216 CN201120233216U CN202121398U CN 202121398 U CN202121398 U CN 202121398U CN 201120233216 CN201120233216 CN 201120233216 CN 201120233216 U CN201120233216 U CN 201120233216U CN 202121398 U CN202121398 U CN 202121398U
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- 238000004804 winding Methods 0.000 title claims abstract description 91
- 230000005284 excitation Effects 0.000 title claims abstract description 32
- 150000001875 compounds Chemical class 0.000 claims abstract description 18
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model relates to a series excitation motor with shunt windings, which comprises a rotor assembly, a front support, a rear support and a stator assembly, wherein a rotor winding is wound on the rotor assembly, and the stator assembly is installed between the front support and the rear support. The stator assembly comprises a stator core, a first stator winding and a second stator winding, wherein the first stator winding and the second stator winding are imbedded in cavities of the stator core respectively. The first stator winding is in series connection with the rotor winding in electrical mode to form the shunt windings, and the second stator winding is in parallel connection with a circuit where the first stator winding is in series connection with the rotor winding in electrical mode to form the shunt windings, thereby forming a compound motor. The series excitation motor has the advantages of being low in noise, high in efficiency, wide in speed regulating range, long in service life and the like.
Description
[technical field]
The utility model relates to small-sized and micromachine, particularly relates to the series machine of AC/DC universal, especially relates to the series machine that is provided with shunt winding.
[background technology]
The prior art series machine is widely used on electric tool and the household electrical appliance, and it needing to be particularly suitable for the occasion of heavy-load start, have volume little with the rotating speed advantages of higher, noise is big shortcoming such as lacks with the life-span but series machine also has.
[utility model content]
The technical problem that the utility model will solve is to avoid the weak point of above-mentioned prior art and a kind of series machine that is provided with shunt winding is provided, advantage such as have that noise is low, efficient is high, speed adjustable range is wide and the life-span is long.
The technical scheme that the utility model solve the technical problem employing is:
A kind of series machine that is provided with shunt winding is provided, comprises the rotor assembly and the forward and backward support that have twined the rotor winding, and be installed on the stator module between this forward and backward support; Said stator module comprises stator core, and embeds first, second stator winding in each groove cave of said stator core respectively; Said first stator winding is electrically connected with said rotor windings in series, becomes the series excitation winding; Said second stator winding is electrically connected with the circuit parallel connection that said first stator winding and rotor winding are in series, and becomes shunt winding, thereby constitutes compound machine.
The enamelled wire diameter of said second stator winding is littler than the enamelled wire diameter of said first stator winding.The enamelled wire number of turn of said first stator winding of enamelled wire turn ratio of said second stator winding is many.
The said series machine that is provided with shunt winding also comprises the shunt excitation diverter switch; This shunt excitation diverter switch is electrically connected in series in the circuit of said second stator winding; Be used for inserting or breaking off the circuit of this second stator winding, make said series machine become compound excitation or simple series machine.
Adopt the diode full bridge rectifier to be connected after the single-phase ac power supply source, with the pulsating direct current after the full-wave rectification that obtains as the said power supply source that is provided with the series machine of shunt winding.
Compare with prior art, the beneficial effect that the utility model is provided with the series machine of shunt winding is:
1, specially in stator core two stator slots, first, second stator winding is set respectively; Wherein first stator winding is claimed the series excitation winding again, and this series excitation winding and rotor windings in series constitute common series machine; Second stator winding is claimed shunt winding again, this shunt winding and said series excitation winding of connecting and the parallel connection of rotor winding, and said shunt winding constitutes compound rectifier excitation with the series excitation winding during energising operation, thereby constitutes compound machine; And a shunt excitation diverter switch specially is set, and be used for inserting or breaking off the circuit of this second stator winding, make the utility model series machine become compound excitation or simple series machine, make it be applicable to different occasions;
2, speed adjustable range is wide: the utility model series machine can move under simple series excitation and compound excitation two states through the shunt excitation diverter switch, and rotating speed is high during simple series excitation state, can reach 20000 rev/mins; Rotating speed is low during the operation of compound excitation state, and the range of speeds is 5000～10000 rev/mins; If cooperate voltage controller power source again, then speed adjustable range is wider;
3, noise is low: the groundwork state of the utility model series machine is the compound excitation operating state; When under the compound excitation state, working; Compare with simple series machine, when identical power output, the compound machine rotating speed is low and moment is big; Its noise is lower than simple series machine, can approximately hang down 8～10 decibels;
4, efficient is high: the compound excitation operating state of the utility model series machine is than the high efficiency of simple series machine; The operating efficiency of in general simple series machine is about 50%, and the operating efficiency of the compound excitation operating state of the series machine of same structure is more than 55%, energy-conserving and environment-protective;
5, the life-span is long: the life-span when the utility model series machine is in the compound excitation operating state is longer than the life-span of simple series machine, is about more than 2 times.
In sum, the utility model series machine has that noise is low, efficient is high, speed adjustable range is wide and advantage such as the life-span is long.
[description of drawings]
Fig. 1 is the main sketch map of looking of orthographic projection of the utility model series machine of being provided with shunt winding;
Fig. 2 is that sketch map is looked on the orthographic projection right side of said series machine;
Fig. 3 is the simple circuit sketch map of said series machine.
[embodiment]
Below in conjunction with each accompanying drawing the utility model is done further explain.
Referring to Fig. 1 to Fig. 3, a kind of series machine that is provided with shunt winding comprises the rotor assembly 20 and forward and backward support 30,40 that have twined rotor winding 22, and is installed on this forward and backward support 30, the stator module between 40 10; Said stator module comprises stator core 11, and embeds first, second stator winding 12,13 in said stator core 11 each groove cave respectively; Said first stator winding 12 is electrically connected in series with said rotor winding 22, becomes the series excitation winding; Said second stator winding 13 is electrically connected with the circuit parallel connection that said first stator winding 12 and rotor winding 22 are in series, and becomes shunt winding, thereby constitutes compound machine.Said rotor assembly 20 also comprises the rotor core 21 that is fixed on the motor shaft 23, and also is fixed on the commutator 24 on the motor shaft 23; Among Fig. 1 label be 60 be fan blade, this fan blade 60 is fixed on the motor shaft 23 of rotor assembly 20.
The enamelled wire diameter of said second stator winding 13 is littler than the enamelled wire diameter of said first stator winding 12.The enamelled wire number of turn of said first stator winding 12 of the enamelled wire turn ratio of said second stator winding 13 is many.
Referring to Fig. 3; The said series machine that is provided with shunt winding also comprises shunt excitation diverter switch 50; This shunt excitation diverter switch 50 is electrically connected in series in the circuit of said second stator winding 13; Be used for inserting or breaking off the circuit of this second stator winding 13, make said series machine become compound excitation or simple series machine.Among Fig. 3 label be 15 be to recover the overheat protection device, this can recover overheat protection device 15 and be connected in the circuit that said first stator winding 12 and rotor winding 22 be in series.
Referring to Fig. 3, adopt diode full bridge rectifier 70 to be connected after the single-phase ac power supply source, with the pulsating direct current after the full-wave rectification that obtains as the said power supply source that is provided with the series machine of shunt winding.
The above embodiment has only expressed the preferred implementation of the utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim; Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to the protection range of the utility model; Therefore, all equivalents and modifications of being done with the utility model claim scope all should belong to the covering scope of the utility model claim.
Claims (5)
1. a series machine that is provided with shunt winding comprises the rotor assembly (20) and the forward and backward support (30,40) that have twined rotor winding (22), and is installed on the stator module (10) between this forward and backward support (30,40); Said stator module comprises stator core (11), and embeds first, second stator winding (12,13) in each groove cave of said stator core (11) respectively; It is characterized in that:
Said first stator winding (12) is electrically connected in series with said rotor winding (22), becomes the series excitation winding;
Said second stator winding (13) is electrically connected with the circuit parallel connection that said first stator winding (12) and rotor winding (22) are in series, and becomes shunt winding, thereby constitutes compound machine.
2. the series machine that is provided with shunt winding according to claim 1 is characterized in that:
The enamelled wire diameter of said second stator winding (13) is littler than the enamelled wire diameter of said first stator winding (12).
3. the series machine that is provided with shunt winding according to claim 2 is characterized in that:
The enamelled wire number of turn of said first stator winding of the enamelled wire turn ratio of said second stator winding (13) (12) is many.
4. the series machine that is provided with shunt winding according to claim 1 is characterized in that:
Also comprise shunt excitation diverter switch (50); This shunt excitation diverter switch (50) is electrically connected in series in the circuit of said second stator winding (13); Be used for inserting or breaking off the circuit of this second stator winding (13), make said series machine become compound excitation or simple series machine.
5. according to each described series machine that is provided with shunt winding of claim 1 to 4, it is characterized in that:
Adopt diode full bridge rectifier (70) to be connected after the single-phase ac power supply source, with the pulsating direct current after the full-wave rectification that obtains as the said power supply source that is provided with the series machine of shunt winding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120233216 CN202121398U (en) | 2011-07-04 | 2011-07-04 | Series excitation motor with shunt windings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120233216 CN202121398U (en) | 2011-07-04 | 2011-07-04 | Series excitation motor with shunt windings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202121398U true CN202121398U (en) | 2012-01-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120233216 Expired - Fee Related CN202121398U (en) | 2011-07-04 | 2011-07-04 | Series excitation motor with shunt windings |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202121398U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106655575A (en) * | 2016-11-02 | 2017-05-10 | 上海浩正电气有限公司 | Winding placement structure |
| CN106870414A (en) * | 2017-02-23 | 2017-06-20 | 叶露微 | Small-sized ventilator driven by single-phase motor |
| WO2020073405A1 (en) * | 2018-10-10 | 2020-04-16 | 上海理工大学 | Direct current motor |
| CN111277098A (en) * | 2018-10-10 | 2020-06-12 | 上海理工大学 | Parallel-series excitation direct current motor |
| CN111277099A (en) * | 2018-10-10 | 2020-06-12 | 上海理工大学 | Separately excited DC motor |
| CN111277096A (en) * | 2018-10-10 | 2020-06-12 | 上海理工大学 | Series excited DC motor |
-
2011
- 2011-07-04 CN CN 201120233216 patent/CN202121398U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106655575A (en) * | 2016-11-02 | 2017-05-10 | 上海浩正电气有限公司 | Winding placement structure |
| CN106870414A (en) * | 2017-02-23 | 2017-06-20 | 叶露微 | Small-sized ventilator driven by single-phase motor |
| CN106870414B (en) * | 2017-02-23 | 2019-02-01 | 江门市金羚排气扇制造有限公司 | A kind of small ventilator of single-phase motor driving |
| WO2020073405A1 (en) * | 2018-10-10 | 2020-04-16 | 上海理工大学 | Direct current motor |
| CN111277098A (en) * | 2018-10-10 | 2020-06-12 | 上海理工大学 | Parallel-series excitation direct current motor |
| CN111277099A (en) * | 2018-10-10 | 2020-06-12 | 上海理工大学 | Separately excited DC motor |
| CN111277096A (en) * | 2018-10-10 | 2020-06-12 | 上海理工大学 | Series excited DC motor |
| US11355973B2 (en) | 2018-10-10 | 2022-06-07 | University Of Shanghai For Science And Technology | Direct current motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 518104 Guangdong city of Shenzhen province Baoan District manhole Street manhole West Maan Shan Industrial Park, Tai Tong Industrial Zone No. 1, No. 2, No. 3 Patentee after: Dongming Shenzhen electromechanical Limited by Share Ltd Address before: 518104 Guangdong city of Shenzhen Province in Western Baoan District manhole Maan Shan Industrial Park Ditang Industrial Zone No. 2 Patentee before: Dongming Mechanical and Electrical (Shenzhen) Co., Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Series excitation motor with shunt windings Effective date of registration: 20180612 Granted publication date: 20120118 Pledgee: Shenzhen Baode letter Internet Nationwide Financial Services Inc Pledgor: Dongming Shenzhen electromechanical Limited by Share Ltd Registration number: 2018980000072 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20180613 Granted publication date: 20120118 |
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| PD01 | Discharge of preservation of patent |
Date of cancellation: 20210613 Granted publication date: 20120118 Date of cancellation: 20210704 Granted publication date: 20120118 |
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| PD01 | Discharge of preservation of patent | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20210613 Granted publication date: 20120118 |
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| PP01 | Preservation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120118 Termination date: 20180704 |
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| CF01 | Termination of patent right due to non-payment of annual fee |