CN204349755U - A kind of unidirectional series-wound motor - Google Patents
A kind of unidirectional series-wound motor Download PDFInfo
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- CN204349755U CN204349755U CN201520094293.4U CN201520094293U CN204349755U CN 204349755 U CN204349755 U CN 204349755U CN 201520094293 U CN201520094293 U CN 201520094293U CN 204349755 U CN204349755 U CN 204349755U
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- teeth groove
- rotating shaft
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Abstract
The utility model provides a kind of unidirectional series-wound motor, comprises stator, rotor and support, stator offers rotor hole and stator teeth groove, stator teeth groove is wound with excitation winding; Support comprises left socle and right support; Rotor comprises rotating shaft and the rotor body that is fixed in rotating shaft and commutator, be arranged in the axis hole of described left socle and described right support axis of rotation, rotor body is positioned at described rotor hole, the sidewall circumference of rotor body is evenly equipped with rotor teeth groove, rotor teeth groove is wound with the armature winding be connected with commutator, the left end of rotating shaft forms output shaft through left socle, and the right-hand member of rotating shaft is connected with a radiator fan through after described right support; Right support is provided with the brush contacted with described commutator, is connected with thermostat between brush and excitation winding; The unidirectional series-wound motor of the utility model, volume is little, detent torque is large, have overload protection and good heat sinking function, and is AC/DC.
Description
Technical field
The utility model relates to a kind of motor, particularly the unidirectional series-wound motor of one.
Background technology
Motor is a kind of equipment electric energy being converted to mechanical energy.It utilizes hot-wire coil (namely stator winding) to produce rotating magnetic field and act on rotor to form electro-magnetic motor force rotation torque.Motor is divided into DC motor and alternating current motor by use power supply difference, motor major part in electric power system is alternating current machine, can be synchronous machine or asynchronous machine (motor stator rotational speed of magnetic field and rotor rotary rpm do not keep synchronous speed).Motor forms primarily of stator and rotor, and the direction of electrified wire movement under force in magnetic field is relevant with magnetic induction line (magnetic direction) direction with the sense of current.Motor operation principle is magnetic field to the stressed effect of electric current, and motor is rotated.The application of motor is very extensive, and traditional motor is by structure influence, and volume is large, starting torque is little, when load have comparatively Great inertia time start and very easily burn out motor or reduce motor useful life, and common motor radiating poor performance, be not with defencive function; And general motor can only work under interchange or direct current.
Utility model content
(1) technical problem that will solve
The technical problems to be solved in the utility model is to provide that a kind of volume is little, detent torque is large, have overload protection and good heat sinking function, and is the unidirectional series-wound motor of AC/DC.
(2) technical scheme
For solving the problems of the technologies described above, the utility model provides a kind of unidirectional series-wound motor, comprise stator 1, rotor 2 and support 3, described stator 1 offers rotor hole and stator teeth groove, described stator teeth groove circumference is distributed on described rotor hole inwall, and described stator teeth groove is wound with excitation winding 101; Described support 3 comprises the left socle 301 being fixed on described stator 1 left end and the right support 302 being fixed on described stator right-hand member, and described left socle 301 and described right support 302 offer the axis hole coaxial with described rotor hole; Described rotor 2 comprises rotating shaft and the rotor body that is fixed in described rotating shaft and commutator 201, be arranged in the axis hole of described left socle and described right support described axis of rotation, described rotor body is positioned at described rotor hole, the sidewall circumference of described rotor body is evenly equipped with rotor teeth groove, described rotor teeth groove is wound with the armature winding be connected with described commutator, the left end of described rotating shaft forms output shaft through described left socle, and the right-hand member of described rotating shaft is connected with a radiator fan 4 through after described right support; Described right support 302 is provided with the brush 303 contacted with described commutator, is connected with thermostat 5 between described brush and described excitation winding 101.
Further, the length direction of described stator teeth groove and/or the length direction of described rotor teeth groove favour the axis of described rotating shaft.
Further, described stator teeth groove is identical with the angle of inclination of described rotor teeth groove and rotation direction is contrary.
Further, described stator is overrided to form by the fe-Ni soft magnetic alloy sheet of annular, and described stator runs through at least two installing holes, is connected after left socle 301, stator 1 and right support 302 described in screw bolt passes with nut.
Further, described fe-Ni soft magnetic alloy sheet is octagon.
Further, the outer wall of described stator 1 offers the bar-shaped trough 102 of the axis being parallel to described rotor hole, and described bar-shaped trough 102 is at least two and circumference is distributed on described stator 1 outer wall.
(3) beneficial effect
The unidirectional series-wound motor of the utility model, structure is simple, and volume is little, is convenient to install, and structural strength is high; Detent torque is large, can drive the load had compared with large inertia, reduce starting current, extend useful life; And with thermostat, make it have initiatively defencive function, avoid overheatedly causing coil burnout, simultaneously with fan, air flowing can be improved, be beneficial to heat radiation; The unidirectional series-wound motor of the utility model, volume is little, detent torque is large, have overload protection and good heat sinking function, and is AC/DC.
Accompanying drawing explanation
Fig. 1 is the structural representation of the unidirectional series-wound motor of the utility model;
Fig. 2 is the left view of the unidirectional series-wound motor of the utility model;
Fig. 3 is the right view of the unidirectional series-wound motor of the utility model.
Embodiment
Consult Fig. 1 ~ Fig. 3, the utility model provides a kind of unidirectional series-wound motor, comprises stator 1, rotor 2 and support 3;
Stator is overrided to form by the fe-Ni soft magnetic alloy sheet of annular, in the present embodiment, this fe-Ni soft magnetic alloy sheet is octagon, offering (running through) on the stator 1 has rotor hole and stator teeth groove, stator teeth groove is four and circumference is distributed on rotor hole inwall, this stator teeth groove is wound with coil, and this coil forms excitation winding 101, support 3 comprises the left socle 301 being fixed on stator 1 left end and the right support 302 being fixed on stator right-hand member, stator runs through and has at least two installing holes, screw bolt passes left socle 301, stator 1 are connected with nut with after right support 302, left socle and right support are firmly fixed on stator, left socle 301 and right support 302 offer the axis hole coaxial with rotor hole, on left socle, offer some screwed holes and location hole simultaneously, rotor 2 comprises rotating shaft, and the rotor body be fixed in rotating shaft and commutator 201, be arranged in the axis hole of left socle and right support axis of rotation, rotor body is positioned at rotor hole, rotor teeth groove is evenly equipped with in the sidewall circumference of rotor body, rotor teeth groove is wound with the armature winding be connected with commutator, the left end of rotating shaft forms output shaft through left socle, external screw thread is provided with in the end of output shaft, offer screwed hole at the end face of output shaft simultaneously, and the right-hand member of rotating shaft is connected with a radiator fan 4 through after right support, right support 302 is provided with two brushes contacted with commutator 303, is connected with thermostat 5 (overheat protector) between brush and excitation winding 101, the thermostat parameter in the present embodiment is KW-A1/105 DEG C, in the present embodiment, the length direction of stator teeth groove and/or the length direction of rotor teeth groove favour the axis of rotating shaft, and both angle of inclination is identical and rotation direction contrary, namely one left-handed, another is dextrorotation, and the cross section of stator teeth groove and rotor teeth groove is dove-tail form, in order to improve surface area, be beneficial to simultaneously and install location, offer the bar-shaped trough 102 of the axis being parallel to rotor hole at the outer wall of stator 1, this bar-shaped trough 102 is at least two and circumference is distributed on stator 1 outer wall.
The unidirectional series-wound motor of the utility model, structure is simple, and volume is little, is convenient to install, and structural strength is high; Detent torque is large, can drive the load had compared with large inertia, reduce starting current, extend useful life; And with thermostat, make it have initiatively defencive function, avoid overheatedly causing coil burnout, simultaneously with fan, air flowing can be improved, be beneficial to heat radiation; The unidirectional series-wound motor of the utility model, volume is little, detent torque is large, have overload protection and good heat sinking function, and is AC/DC.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (6)
1. a unidirectional series-wound motor, it is characterized in that: comprise stator (1), rotor (2) and support (3), described stator (1) offers rotor hole and stator teeth groove, described stator teeth groove circumference is distributed on described rotor hole inwall, described stator teeth groove is wound with excitation winding (101); Described support (3) comprises the left socle (301) being fixed on described stator (1) left end and the right support (302) being fixed on described stator right-hand member, and described left socle (301) and described right support (302) offer the axis hole coaxial with described rotor hole; Described rotor (2) comprises rotating shaft and the rotor body that is fixed in described rotating shaft and commutator (201), be arranged in the axis hole of described left socle and described right support described axis of rotation, described rotor body is positioned at described rotor hole, the sidewall circumference of described rotor body is evenly equipped with rotor teeth groove, described rotor teeth groove is wound with the armature winding be connected with described commutator, the left end of described rotating shaft forms output shaft through described left socle, and the right-hand member of described rotating shaft is connected with a radiator fan (4) through after described right support; Described right support (302) is provided with the brush (303) contacted with described commutator, is connected with thermostat (5) between described brush and described excitation winding (101).
2. unidirectional series-wound motor as claimed in claim 1, is characterized in that: the length direction of described stator teeth groove and/or the length direction of described rotor teeth groove favour the axis of described rotating shaft.
3. unidirectional series-wound motor as claimed in claim 2, is characterized in that: described stator teeth groove is identical with the angle of inclination of described rotor teeth groove and rotation direction is contrary.
4. unidirectional series-wound motor as claimed in claim 1, it is characterized in that: described stator is overrided to form by the fe-Ni soft magnetic alloy sheet of annular, described stator runs through and has at least two installing holes, left socle described in screw bolt passes (301), stator (1) are connected with nut afterwards with right support (302).
5. unidirectional series-wound motor as claimed in claim 4, is characterized in that: described fe-Ni soft magnetic alloy sheet is octagon.
6. the unidirectional series-wound motor as described in any one of claim 1 to 5, it is characterized in that: the outer wall of described stator (1) offers the bar-shaped trough (102) of the axis being parallel to described rotor hole, and described bar-shaped trough (102) is at least two and circumference is distributed on described stator (1) outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520094293.4U CN204349755U (en) | 2015-02-10 | 2015-02-10 | A kind of unidirectional series-wound motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520094293.4U CN204349755U (en) | 2015-02-10 | 2015-02-10 | A kind of unidirectional series-wound motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204349755U true CN204349755U (en) | 2015-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520094293.4U Active CN204349755U (en) | 2015-02-10 | 2015-02-10 | A kind of unidirectional series-wound motor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107240983A (en) * | 2017-08-15 | 2017-10-10 | 桂林航天工业学院 | A kind of remarkable automobile motor of heat dispersion |
| CN107565788A (en) * | 2017-08-30 | 2018-01-09 | 华中科技大学 | A kind of pole-changing DC starter-generator |
-
2015
- 2015-02-10 CN CN201520094293.4U patent/CN204349755U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107240983A (en) * | 2017-08-15 | 2017-10-10 | 桂林航天工业学院 | A kind of remarkable automobile motor of heat dispersion |
| CN107565788A (en) * | 2017-08-30 | 2018-01-09 | 华中科技大学 | A kind of pole-changing DC starter-generator |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |