CN212137518U - Single-phase brushless motor - Google Patents
Single-phase brushless motor Download PDFInfo
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- CN212137518U CN212137518U CN202021178343.4U CN202021178343U CN212137518U CN 212137518 U CN212137518 U CN 212137518U CN 202021178343 U CN202021178343 U CN 202021178343U CN 212137518 U CN212137518 U CN 212137518U
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- fan housing
- brushless motor
- battery box
- phase brushless
- motor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
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Abstract
The utility model belongs to the technical field of motors, in particular to a single-phase brushless motor, which comprises a main machine shell, wherein a main rotor and a stator are arranged inside the main machine shell, the inside of the main rotor is connected with a rotating shaft in a penetrating way, two ends of the rotating shaft penetrate through the main machine shell and extend to the left side and the right side of the main machine shell, a position sensor rotor is arranged on the right side of the rotating shaft, a fan cover is arranged on the right side of the main machine shell, the position sensor rotor is positioned inside the fan cover, a battery box is arranged on the right side of the fan cover, a storage battery is arranged inside the battery box, the storage battery is electrically connected with the stator, a disassembly plate is detachably connected on the right side of the battery box, and a pull groove is arranged on the right side of the disassembly plate, so that the motor structure has the effect of conveniently providing standby power for the motor, the driven part can be quickly adjusted in the power failure process.
Description
Technical Field
The utility model relates to the technical field of motors, concretely relates to single-phase brushless motor.
Background
The direct current motor is widely applied to the field of motion control due to excellent torque characteristics, but the common direct current motor needs mechanical phase change and an electric brush, so that the reliability is poor, and frequent maintenance is needed; electromagnetic interference is generated during phase change, noise is high, further application of a direct current motor in a control system is influenced, in order to overcome the defect of mechanical phase change, a brushless motor replacing the mechanical phase change with electronic phase change is developed, U.S. D.Harrison et al in 1955 firstly apply for a patent of replacing a mechanical brush with a transistor phase change circuit, the birth of a modern brushless motor is marked, the brushless direct current motor of electronic phase change really enters a practical stage, the MAC classic brushless direct current motor and a driver thereof are released in 1978, then the brushless direct current motor is internationally and deeply researched to be successively developed into a square wave brushless motor and a sine wave brushless direct current motor, and the brushless motor is developed for more than 20 years along with the development of new permanent magnet materials, microelectronic technology, automatic control technology and power electronic technology, particularly high-power switching devices, the brushless direct current motor not only keeps the good dynamic and static speed regulation characteristics of the traditional direct current motor, but also has simple structure and easy control, and the application of the brushless direct current motor is rapidly developed from the initial military industry to the fields of aerospace, medical treatment, information, household appliances and industrial automation.
The existing single-phase brushless motor has no standby power supply in the operation process, and further, when power failure occurs, the direct current power supply stops supplying power, so that the problem that a motor load part is damaged and is difficult to continue to operate is caused, and the driven part after the power failure cannot be adjusted.
Disclosure of Invention
For solving the problem that provides in the above-mentioned background art, the utility model provides a single-phase brushless motor has the convenience and provides stand-by power supply to the motor operation, avoids taking place to have a power failure DC power supply to stop the power supply and leads to taking place the problem that motor load part takes place to damage, solves the characteristics of the quick adjustment to driven part among the power failure process.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a single-phase brushless motor, includes the mainframe shell, the internally mounted of mainframe shell has main rotor and stator, the stator is located the lateral wall of main rotor, the inside through connection of main rotor has the pivot, the both ends of pivot run through the mainframe shell and extend to the left and right sides of mainframe shell, the position sensor rotor is installed on the right side of pivot, the fan housing is installed on the right side of mainframe shell, the position sensor rotor is located the inside of fan housing, the battery box is installed on the right side of fan housing, the internally mounted of battery box has the battery, be electric connection between battery and the stator, the right side of battery box can be dismantled and be connected with the dismantlement board, the kerve has been seted up on the right side of dismantlement board.
In order to make this motor have the heat dissipation function, as the utility model relates to a single-phase brushless motor is preferred, the flabellum is installed to the lateral wall of pivot, the flabellum is located between host computer shell and the position sensor rotor, the left and right sides of host computer shell is run through respectively and has been seted up a plurality of louvres and exhaust vent, the lateral wall of fan housing runs through the fresh air inlet of having seted up a plurality of evenly distributed, and is a plurality of the fresh air inlet is the annular form and distributes.
Impurity and dust that carry in the convenient filtered air conduct the utility model relates to a single-phase brushless motor is preferred, the inside swing joint of fan housing has the filter screen, the lateral wall of filter screen closely laminates with the inside wall of fan housing.
For convenient dismantlement and installation between fan housing and the battery box, conduct the utility model relates to a single-phase brushless motor is preferred, the left side fixedly connected with retainer plate of battery box, the right side of retainer plate can be dismantled and be connected with a plurality of second screws, can dismantle through a plurality of second screws between battery box and the fan housing and be connected.
For convenient dust and impurity treatment of demolising the fan housing to the filter screen outer wall, conduct the utility model relates to a single-phase brushless motor is preferred, the first screw that is connected with a plurality of evenly distributed can be dismantled to the lateral wall of fan housing, can dismantle through a plurality of first screws between fan housing and the mainframe shell and be connected.
In order to conveniently filter the wind that a plurality of fresh air inlets in the fan housing outside got into all-roundly, as the utility model relates to a single-phase brushless motor is preferred, the filter screen is the O shape.
The utility model has the advantages that:
1. this kind of single-phase brushless motor, this motor operation in-process, when operational environment has a power failure, DC power supply's electric energy stops to get into armature winding and continues the power supply for armature winding, start stand-by power supply after that, make the battery provide the electric energy to armature winding, and then armature winding produces armature current, the magnetic field that armature current produced and main magnetic field interact produce electromagnetic torque, make the rotatory load operation that drives of motor, when changing the battery, the pulling kerve, open the dismantlement board, change the battery to the battery in the battery box, thereby this motor structure has the convenience and provides stand-by power supply's effect to the motor operation, DC power supply stops the power supply when avoiding having a power failure and leads to taking place the problem that motor load part takes place the damage, reach the quick adjustment to by driver part in the power.
2. This kind of single-phase brushless motor, the motor operation in-process, the pivot drives the flabellum fast rotation when pivoted, and then dispels the heat to the component in the host computer shell, and inside heat is through a plurality of louvres effluvium to make this motor have the heat dissipation function.
3. This kind of single-phase brushless motor, impurity and dust that carry in the air that conveniently filters a plurality of fresh air inlets entering through the filter screen.
Drawings
Fig. 1 is a structural diagram of a single-phase brushless motor according to the present invention;
fig. 2 is a cross-sectional view of a single-phase brushless motor according to the present invention;
fig. 3 is a structure diagram of the filter screen of the present invention.
In the figure, 1, a main chassis; 101. heat dissipation holes; 102. an air outlet; 103. a main rotor; 104. a stator; 105. a rotating shaft; 106. a position sensor rotor; 2. a fan blade; 3. a filter screen; 4. a fan housing; 401. an air inlet hole; 402. a first screw; 5. a battery box; 501. disassembling the plate; 5011. groove drawing; 502. a stationary ring; 503. a second screw; 504. and (4) a storage battery.
Detailed Description
As shown in fig. 1-3, the utility model provides the following technical solutions: the utility model provides a single-phase brushless motor, including mainframe shell 1, the internally mounted of mainframe shell 1 has main rotor 103 and stator 104, stator 104 is located the lateral wall of main rotor 103, the inside through connection of main rotor 103 has pivot 105, the both ends of pivot 105 run through mainframe shell 1 and extend to the left and right sides of mainframe shell 1, position sensor rotor 106 is installed on pivot 105's right side, fan housing 4 is installed on the right side of mainframe shell 1, position sensor rotor 106 is located the inside of fan housing 4, battery box 5 is installed on the right side of fan housing 4, the internally mounted of battery box 5 has battery 504, be electric connection between battery 504 and the stator 104, the right side of battery box 5 can be dismantled and be connected with dismantlement board 501, trompil 5011 has been seted up on the right side of dismantlement board.
In this embodiment: in the running process of the motor, when the working environment has a power failure, the electric energy of the direct current power supply stops entering the armature winding to continue supplying power for the armature winding, then a standby power supply is started, the storage battery 504 provides electric energy for the armature winding, further the armature winding generates armature current, a magnetic field generated by the armature current and a main magnetic field interact generate electromagnetic torque, the motor rotates to drive a load to run, when the storage battery 504 is replaced, the pull slot 5011 is pulled, the dismounting plate 501 is opened, the storage battery 504 in the battery box 5 is replaced, the motor structure has the effect of conveniently providing the standby power supply for the motor to run, the problem that the motor load part is damaged due to the fact that the direct current power supply stops supplying power when the power failure is avoided, and the purpose of rapidly adjusting the driven part in the.
As the utility model discloses a technical optimization scheme, flabellum 2 is installed to the lateral wall of pivot 105, and flabellum 2 is located between mainframe shell 1 and the position sensor rotor 106, and the left and right sides of mainframe shell 1 is run through respectively and has been seted up a plurality of louvres 101 and exhaust vent 102, and the lateral wall of fan housing 4 runs through the fresh air inlet 401 of seting up a plurality of evenly distributed, and a plurality of fresh air inlets 401 are the annular form and distribute.
In this embodiment: in the operation process of the motor, the rotating shaft 105 rotates and simultaneously drives the fan blades 2 to rotate rapidly, so as to dissipate heat of elements in the main case 1, and the internal heat is dissipated through the plurality of heat dissipation holes 101, so that the motor has a heat dissipation function.
As a technical optimization scheme of the utility model, the inside swing joint of fan housing 4 has filter screen 3, and filter screen 3's lateral wall closely laminates with the inside wall of fan housing 4.
In this embodiment: impurities and dust carried in the air entering through the plurality of air inlet holes 401 are conveniently filtered through the filter screen 3.
As a technical optimization scheme of the utility model, battery box 5's left side fixedly connected with retainer plate 502, retainer plate 502's right side can be dismantled and be connected with a plurality of second screws 503, can dismantle through a plurality of second screws 503 between battery box 5 and the fan housing 4 and be connected.
In this embodiment: when the battery box 5 needs to be disassembled, the plurality of second screws 503 are screwed, and the battery box 5 is disassembled from the right side of the wind cover 4, so that the disassembly and the assembly between the wind cover 4 and the battery box 5 are facilitated.
As a technical optimization scheme of the utility model, fan housing 4's lateral wall can be dismantled and be connected with a plurality of evenly distributed's first screw 402, can dismantle through a plurality of first screws 402 between fan housing 4 and the mainframe shell 1 and be connected.
In this embodiment: when needing to handle dust and the impurity of the filter screen 3 outer wall in the fan housing 4, twist a plurality of first screws 402, demolish fan housing 4 from the right side of mainframe housing 1 after that, handle filter screen 3 after that to reached conveniently demolish fan housing 4 to the dust of filter screen 3 outer wall and impurity treatment's effect.
As a technical optimization scheme of the utility model, the filter screen 3 is the O shape.
In this embodiment: the filter screen 3 is O-shaped, so that the filter screen 3 can conveniently filter air entering from the plurality of air inlet holes 401 at the outer side of the fan housing 4 in all directions.
The utility model discloses a theory of operation and use flow: in the operation process of the motor, when the working environment has power failure, the electric energy of the direct current power supply stops entering the armature winding to supply power to the armature winding continuously, then the standby power supply is started, the storage battery 504 supplies the electric energy to the armature winding, further the armature winding generates armature current, a magnetic field generated by the armature current interacts with a main magnetic field to generate electromagnetic torque, the motor rotates to drive a load to operate, in the operation process of the motor, the rotating shaft 105 rotates and simultaneously drives the fan blades 2 to rotate rapidly, the filter screen 3 filters impurities and dust carried in air, further the elements in the main case 1 are cooled, the internal heat is dissipated through the plurality of heat dissipation holes 101, when the storage battery 504 is replaced, the pull slot 5011 is pulled, the disassembly plate 501 is opened, the storage battery 504 in the battery box 5 is replaced, when the dust and the impurities on the outer wall of the filter screen 3 in the fan housing 4 need to be treated, the plurality, the hood 4 is then removed from the right side of the main chassis 1 and the filter screen 3 is then disposed of.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
However, the above description is only an embodiment of the present invention, and the scope of the present invention should not be limited thereto, so that the replacement of the equivalent components or the equivalent changes and modifications made according to the protection scope of the present invention should be covered by the claims of the present invention.
Claims (6)
1. The utility model provides a single-phase brushless motor, includes main case (1), the internally mounted of main case (1) has main rotor (103) and stator (104), stator (104) are located the lateral wall of main rotor (103), the inside through connection of main rotor (103) has pivot (105), the both ends of pivot (105) run through main case (1) and extend to the left and right sides of main case (1), position sensor rotor (106), its characterized in that are installed on the right side of pivot (105): fan housing (4) are installed on the right side of mainframe shell (1), position sensor rotor (106) are located the inside of fan housing (4), battery box (5) are installed on the right side of fan housing (4), the internally mounted of battery box (5) has battery (504), be electric connection between battery (504) and stator (104), the right side of battery box (5) can be dismantled and be connected with dismantlement board (501), pull groove (5011) has been seted up on the right side of dismantlement board (501).
2. A single-phase brushless motor according to claim 1, wherein: flabellum (2) are installed to the lateral wall of pivot (105), flabellum (2) are located between mainframe shell (1) and position sensor rotor (106), a plurality of louvres (101) and exhaust vent (102) have been seted up in the left and right sides of mainframe shell (1) respectively to run through, the lateral wall of fan housing (4) runs through fresh air inlet (401) of having seted up a plurality of evenly distributed, and is a plurality of fresh air inlet (401) are the annular form and distribute.
3. A single-phase brushless motor according to claim 1, wherein: the inside swing joint of fan housing (4) has filter screen (3), the lateral wall of filter screen (3) closely laminates with the inside wall of fan housing (4).
4. A single-phase brushless motor according to claim 1, wherein: the left side fixedly connected with retainer plate (502) of battery box (5), the right side of retainer plate (502) can be dismantled and be connected with a plurality of second screws (503), can dismantle through a plurality of second screws (503) and be connected between battery box (5) and fan housing (4).
5. A single-phase brushless motor according to claim 1, wherein: the outer side wall of the fan housing (4) is detachably connected with a plurality of uniformly distributed first screws (402), and the fan housing (4) is detachably connected with the main chassis (1) through the plurality of first screws (402).
6. A single-phase brushless motor according to claim 3, wherein: the filter screen (3) is O-shaped.
Priority Applications (1)
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CN202021178343.4U CN212137518U (en) | 2020-06-23 | 2020-06-23 | Single-phase brushless motor |
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CN202021178343.4U CN212137518U (en) | 2020-06-23 | 2020-06-23 | Single-phase brushless motor |
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CN212137518U true CN212137518U (en) | 2020-12-11 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113783346A (en) * | 2021-08-24 | 2021-12-10 | 芜湖德力电机有限公司 | Brushless DC motor heat radiation structure |
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2020
- 2020-06-23 CN CN202021178343.4U patent/CN212137518U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113783346A (en) * | 2021-08-24 | 2021-12-10 | 芜湖德力电机有限公司 | Brushless DC motor heat radiation structure |
CN113783346B (en) * | 2021-08-24 | 2024-02-02 | 芜湖德力电机有限公司 | Brushless direct current motor heat radiation structure |
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