CN205283347U - Built -in sinusoidal wave motor and hall assembly and sinusoidal wave motor stator of hall groove 48 and hall - Google Patents
Built -in sinusoidal wave motor and hall assembly and sinusoidal wave motor stator of hall groove 48 and hall Download PDFInfo
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- CN205283347U CN205283347U CN201520771072.6U CN201520771072U CN205283347U CN 205283347 U CN205283347 U CN 205283347U CN 201520771072 U CN201520771072 U CN 201520771072U CN 205283347 U CN205283347 U CN 205283347U
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Abstract
The utility model discloses a built -in sinusoidal wave motor and hall assembly and sinusoidal wave motor stator of hall groove 48 and hall, including shell, stator core (1), rotor, end cover and hall assembly, be equipped with first hall groove (3), second hall groove (4), third hall groove (5) on stator core (1), second hall groove (4) is 48 with the central angle in first hall groove (3), third hall groove (5), hall assembly includes PCB circuit board, a hall sensor, the 2nd hall sensor, the 3rd hall sensor, a hall sensor, the 3rd hall sensor's output and PCB circuit board electrode negative, and the 2nd hall sensor's output joins conversely with the PCB circuit board. The utility model discloses the line of demarcation that can effectively improve between rotor surfaces is irregular, distinct, causes the problem of hall sensor signal jitter to effectively reduce hall sensor and receive magnetic field, influence of temperature, and then improve motor moving stability and reliability.
Description
Technical field
It is 48 �� and the built-in sinusoidal wave motor of Huo Er that the utility model relates to angle between a kind of Hull Cell, belongs to sinusoidal wave motor technical field.
Background technology
At present, sinusoidal wave motor adopts the external scheme of Huo Er, and hall signal angle has uncertainty, concrete needs motor is carried out controller coupling when producing, to reaching desirable control effects. But this process operation is complicated, and production technique is consuming time, and due to the error of workman's operating aspect, the problem easily causing parameter differences excessive, affects the consistence of motor performance, and this problem must effectively solve.
The operation logic of brshless DC motor is the position signal relying on rotor position sensing device to detect out rotor, conducting and the shutoff of each power switch pipe being connected with armature winding is driven by commutation driving circuit, thus control the energising of stator winding, stator phase current is made to carry out order commutation along with the change of rotor position, make magnetic field constantly change along with rotating of electronics, produce the rotatingfield synchronous with rotor speed, produce constant torque and brshless DC motor is operated. And the most frequently used position transducer of brushless machine is magnetosensitive position transducer, the main operational principle of magnetosensitive original paper, according to current effect, mainly contains Hall effect and magnetoresistance effect. Adopting the brushless dc motivation of magnetosensitive position transducer, its magnetosensitive sensor is contained on stator module, the changes of magnetic field of generation when being used for detecting permanent magnet, rotor rotation. Number of patent application 20081006245.0, publication number CN101388591A discloses a kind of DC brushless motor Huo Er assembly structure, and it belongs to the technical field that motor is manufactured. Its wiring board (PCB) is welded and fixed the fixing coil rack of Huo Er in the circuit board and stator punching by Huo Er pin, it is between described end, coil rack outer ring and wiring board and forms open holes, thus solves the Huo Er element problem installing structure. But the development along with technology, adopts the external scheme of Huo Er for sine wave, and the program is higher to the accuracy requirement of controller, on existing market, most producer is difficult to realize good matching scheme, and calculating and adjustment to the external angle of Huo Er are difficult to conservative control. The change mechanical characteristics on motor, quadrature axis magnetomotive force and the torque pulsation of Huo Er angle have impact, cause being not easy to determine the important parameter such as electric current, torque, and in production, manufacturing cost increases, and the good rate of products production reduces. The interference being easily subject to stator magnetic field when simultaneously Huo Er is external, and line of delimitation between rotor two magnetic pole is irregular, distinct, it is easy to cause hall signal to shake, thus affect that motor is stable and working efficiency.
Practical novel content
The utility model is for the deficiency of the problems referred to above, a kind of Hull Cell 48 �� and the built-in sinusoidal wave motor of Huo Er are proposed, it is irregular, distinct that it can effectively improve the line of delimitation between rotor surface, cause the problem of hall sensing device signal jitter, thus effectively reduce the impact that hall sensing device is subject to magnetic field, temperature, and then improve stability and the reliability of motor rotation.
The utility model is the technical scheme solving the problems of the technologies described above proposition:
A kind of Hull Cell 48 �� and the built-in sinusoidal wave motor of Huo Er, comprise the shell of one end open, stator core (1), rotor, with the end cap of through hole and Hall subassembly, described stator core (1) is installed with in shell, and be fixedly connected with shell, and described rotor is arranged in stator core (1), described end cap is arranged on the opening end of shell, and the rotor spindle on rotor reaches the outside of end cap through through hole; Being provided with more than one pyriform stator groove (2) in described stator core (1), described stator groove (2) is uniformly distributed circumferentially, and the opening of described stator groove (2) is towards rotor; Described stator core (1) is also provided with the first Hull Cell (3), the 2nd Hull Cell (4), the 3rd Hull Cell (5), described first Hull Cell (3), the 2nd Hull Cell (4), the 3rd Hull Cell (5) distribute successively along the circumference of stator core (1), and first the central angle of Hull Cell (3) and the 2nd Hull Cell (4) be 48 ��, the 2nd Hull Cell (4) is 48 �� with the central angle of the 3rd Hull Cell (5); And described first Hull Cell (3) has been offered the first Hull Cell mouth (31), 2nd Hull Cell (4) has been offered the 2nd Hull Cell mouth (41), 3rd Hull Cell (5) has been offered the 3rd Hull Cell mouth (51), and described first Hull Cell mouth (31), the 2nd Hull Cell mouth (41), the 3rd Hull Cell mouth (51) towards all pointing to rotor; Described Hall subassembly comprises PCB, the first hall sensing device, the 2nd hall sensing device, the 3rd hall sensing device, described first hall sensing device, the 2nd hall sensing device, the 3rd hall sensing device are set in turn in the first Hull Cell (3), the 2nd Hull Cell (4), the 2nd Hull Cell (5), the output terminal of described first hall sensing device, the 3rd hall sensing device and PCB just connect simultaneously, and the output terminal of the 2nd hall sensing device and PCB reversal connection.
Preferred: described stator diameter 120-133mm.
Preferred: the number of described stator groove (2) is 12.
Preferred: described first hall sensing device, the 2nd hall sensing device, the 3rd hall sensing device are all fixed in PCB, and 48 ��, the central angle of the first hall sensing device, the 2nd hall sensing device, 48 ��, the central angle of the 2nd hall sensing device, the 3rd hall sensing device.
A kind of Hall subassembly, comprise PCB, the first hall sensing device, the 2nd hall sensing device, the 3rd hall sensing device, described first hall sensing device, the 2nd hall sensing device, the 3rd hall sensing device are set in turn in PCB, and the output terminal of described first hall sensing device, the 3rd hall sensing device and PCB just connect, and the output terminal of the 2nd hall sensing device and PCB reversal connection; Other first hall sensing device, the 2nd hall sensing device, the 3rd hall sensing device are positioned on same circle, and 48 ��, the central angle of described first hall sensing device, the 2nd hall sensing device, 48 ��, the central angle of the 2nd hall sensing device, the 3rd hall sensing device.
A kind of sinusoidal wave motor stator, comprise the inner hollow stator core (1) for placing rotor, described stator core (1) is provided with more than one pyriform stator groove (2), described stator groove (2) is uniformly distributed circumferentially, and the opening of described stator groove (2) is towards rotor; Described stator core (1) is also provided with the first Hull Cell (3), the 2nd Hull Cell (4), the 3rd Hull Cell (5), described first Hull Cell (3), the 2nd Hull Cell (4), the 3rd Hull Cell (5) distribute successively along the circumference of stator core (1), and first the central angle of Hull Cell (3) and the 2nd Hull Cell (4) be 48 ��, the 2nd Hull Cell (4) is 48 �� with the central angle of the 3rd Hull Cell (5); And described first Hull Cell (3) has been offered the first Hull Cell mouth (31), 2nd Hull Cell (4) has been offered the 2nd Hull Cell mouth (41), 3rd Hull Cell (5) has been offered the 3rd Hull Cell mouth (51), and described first Hull Cell mouth (31), the 2nd Hull Cell mouth (41), the 3rd Hull Cell mouth (51) towards all pointing to rotor.
A kind of sinusoidal wave motor Hull Cell defining method, comprises the following steps:
Step 1, using the line in the center of an arbitrary stator groove (2) and the center of circle of stator core (1) as baseline, and using this baseline as hall position medullary ray;
Step 2, centered by the center of circle of stator core (1), hall position medullary ray step 1 determined, along stator core (1) diameter array 15 parts, obtains 15 along the circumferential equally distributed hall position medullary ray of stator core (1);
Step 3, identifies motor three-phase successively on the hall position medullary ray that step 2 obtains;
Step 4, according to the motor three-phase that step 3 is determined, it is determined that the position of the hall position medullary ray of every phase, this position is the position of Hull Cell.
A kind of Hull Cell of the present utility model 48 �� and the built-in sinusoidal wave motor of Huo Er, compared to existing technology, have following useful effect:
1. the position of three hall sensing devices is in stator groove, and wherein the angle of adjacent two hall sensing devices is 48 ��. Being embedded in by Huo Er on stator coil winding, middle Huo Er (the 2nd hall sensing device) is counter to be filled, and both sides Huo Er (the first hall sensing device, the 3rd hall sensing device) just fills, it is achieved the Huo Er of sinusoidal wave sequence of control is built-in. Huo Er is determined by the program with fixed angle 48 ��, according to controller, Huo Er need to be carried out angle automatching when avoiding external, determine motor operating parameter again, reduce Huo Er and the uncertain type of the performance such as current of electric, torque to a great extent, thus ensure stability and the consistence of hall signal, can effectively improve motor power performance. Meanwhile, the built-in scheme of Huo Er, than the external saving motor assembling space of Huo Er and production cost, reduces complicated operation degree, reduces the personal errors of workman.
2. Huo Er is counter fills due to middle, advantageously in the coupling of controller, makes the matching effect that motor and controller reach good.
3. when determining Huo Er angle and stator diameter size, directly Huo Er element is directly fixed on above PCB, provide cost savings, it is convenient to install, save the time to the employee of actually operating and save the waste of raw materials of product, so also be conducive to the coupling with controller, it is to increase motor torque and working efficiency, ensure that the stationarity that motor is operationally waited and reliability.
In sum, the utility model can effectively reduce controller difficulty of matching, reaches good matching effect, it is to increase torque. Save motor space and production cost simultaneously, reduce workman's operation easier, ensure motor performance consistence and stability. Therefore effectively to improve the line of delimitation between rotor surface irregular, distinct for the utility model, cause the problem of hall sensing device signal jitter, thus effectively reduce the impact that hall sensing device is subject to magnetic field, temperature, and then improve stability and the reliability of motor rotation.
Accompanying drawing explanation
Fig. 1 is the utility model sinusoidal wave motor stator structural representation;
Fig. 2 is Huo Er angle layout drawing.
Wherein: 1 is stator core, and 2 is stator groove, and 3 is the first Hull Cell, and 4 is the 2nd Hull Cell, and 5 is the 3rd Hull Cell.
Embodiment
Accompanying drawing discloses the structural representation of the utility model preferred embodiment without limitation, explains the technical solution of the utility model below with reference to accompanying drawing.
Embodiment
A kind of Hull Cell 48 �� and the built-in sinusoidal wave motor of Huo Er, as shown in Figure 1, 2, comprise the shell of one end open, stator core 1, rotor, with the end cap of through hole and Hall subassembly, described stator core 1 is installed with in shell, and be fixedly connected with shell, and described rotor is arranged in stator core 1, described end cap is arranged on the opening end of shell, and the rotor spindle on rotor reaches the outside of end cap through through hole; Being provided with more than one pyriform stator groove 2 in described stator core 1, described stator groove 2 is uniformly distributed circumferentially, and the opening of described stator groove 2 is towards rotor; Described stator core 1 is also provided with the first Hull Cell 3, the 2nd Hull Cell 4, the 3rd Hull Cell 5, described first Hull Cell 3, the 2nd Hull Cell 4, the 3rd Hull Cell 5 distribute successively along the circumference of stator core 1, and first the central angle of Hull Cell 3 and the 2nd Hull Cell 4 be 48 ��, the central angle of the 2nd Hull Cell 4 and the 3rd Hull Cell 5 is 48 ��; And described first Hull Cell 3 has offered the first Hull Cell mouth 31,2nd Hull Cell 4 has been offered the 2nd Hull Cell mouth 41,3rd Hull Cell 5 has been offered the 3rd Hull Cell mouth 51, and described first Hull Cell mouth 31, the 2nd Hull Cell mouth 41, the 3rd Hull Cell mouth 51 towards all pointing to rotor; Described Hall subassembly comprises PCB, the first hall sensing device, the 2nd hall sensing device, the 3rd hall sensing device, described first hall sensing device, the 2nd hall sensing device, the 3rd hall sensing device are set in turn in the first Hull Cell 3, the 2nd Hull Cell 4, the 2nd Hull Cell 5, the output terminal of described first hall sensing device, the 3rd hall sensing device and PCB just connect simultaneously, and the output terminal of the 2nd hall sensing device and PCB reversal connection.
Described stator diameter 120-133mm.
The number of described stator groove 2 is 12.
Described first hall sensing device, the 2nd hall sensing device, the 3rd hall sensing device are all fixed in PCB, and 48 ��, the central angle of the first hall sensing device, the 2nd hall sensing device, 48 ��, the central angle of the 2nd hall sensing device, the 3rd hall sensing device.
A kind of Hall subassembly, comprise PCB, the first hall sensing device, the 2nd hall sensing device, the 3rd hall sensing device, described first hall sensing device, the 2nd hall sensing device, the 3rd hall sensing device are set in turn in PCB, and the output terminal of described first hall sensing device, the 3rd hall sensing device and PCB just connect, and the output terminal of the 2nd hall sensing device and PCB reversal connection; Other first hall sensing device, the 2nd hall sensing device, the 3rd hall sensing device are positioned on same circle, and 48 ��, the central angle of described first hall sensing device, the 2nd hall sensing device, 48 ��, the central angle of the 2nd hall sensing device, the 3rd hall sensing device.
A kind of sinusoidal wave motor stator, comprises the inner hollow stator core 1 for placing rotor, described stator core 1 is provided with more than one pyriform stator groove 2, and described stator groove 2 is uniformly distributed circumferentially, and the opening of described stator groove 2 is towards rotor; Described stator core 1 is also provided with the first Hull Cell 3, the 2nd Hull Cell 4, the 3rd Hull Cell 5, described first Hull Cell 3, the 2nd Hull Cell 4, the 3rd Hull Cell 5 distribute successively along the circumference of stator core 1, and first the central angle of Hull Cell 3 and the 2nd Hull Cell 4 be 48 ��, the central angle of the 2nd Hull Cell 4 and the 3rd Hull Cell 5 is 48 ��; And described first Hull Cell 3 has offered the first Hull Cell mouth 31,2nd Hull Cell 4 has been offered the 2nd Hull Cell mouth 41,3rd Hull Cell 5 has been offered the 3rd Hull Cell mouth 51, and described first Hull Cell mouth 31, the 2nd Hull Cell mouth 41, the 3rd Hull Cell mouth 51 towards all pointing to rotor.
A kind of sinusoidal wave motor Hull Cell defining method, comprises the following steps:
Step 1, using the line in the center of an arbitrary stator groove 2 and the center of circle of stator core 1 as baseline, and using this baseline as hall position medullary ray;
Step 2, centered by the center of circle of stator core 1, hall position medullary ray step 1 determined, along stator core 1 diameter array 15 parts, obtains 15 along the circumferential equally distributed hall position medullary ray of stator core 1;
Step 3, identifies motor three-phase successively on the hall position medullary ray that step 2 obtains;
Step 4, according to the motor three-phase that step 3 is determined, it is determined that the position (the main space Kai Huoer pickup groove considered in punching) of the hall position medullary ray of every phase and wiring, this position is the position of Hull Cell.
Huo Er angle is cured installation by the utility model in advance, Huo Er is carried out early-period confirmation, thus ensures accuracy, the consistence of motor operating parameter, simplify production technique and operating process, simultaneously, program matching effect is more excellent, and performance is given prominence to, operated steadily, and has great economy and city's field-effect, Huo Er is embedded on stator coil winding, middle Huo Er is counter fills, and both sides Huo Er just fills, it is achieved the Huo Er of sinusoidal wave sequence of control is built-in. Huo Er is determined by the program with fixed angle, according to controller, Huo Er need to be carried out angle automatching when avoiding external, determine motor operating parameter again, reduce Huo Er and the uncertain type of the performance such as current of electric, torque to a great extent, thus ensure stability and the consistence of hall signal, can effectively improve motor power performance. Meanwhile, the built-in scheme of Huo Er, than the external saving motor assembling space of Huo Er and production cost, reduces complicated operation degree, reduces the personal errors of workman. Installing in a large number test through my company, the program improves 15% than common square-wave motor torque, and efficiency increases more than 5%, and entirety Energy efficiency reaches more than 85%, has good economic worth and energy-saving effect. Simultaneously Huo Er is counter fills due to middle, advantageously in the coupling of controller, makes the matching effect that motor and controller reach good.
Above in conjunction with the preferred specific embodiment of the utility model described by accompanying drawing only for illustration of enforcement mode of the present utility model; instead of as the restriction to the novel object of aforementioned practicality and claims content and scope; every according to technical spirit of the present utility model to any simple modification made for any of the above embodiments, equivalent variations and modification, all still belong to the utility model technology and rights protection category.
Claims (6)
1. a Hull Cell 48 �� and the built-in sinusoidal wave motor of Huo Er, it is characterized in that: comprise the shell of one end open, stator core (1), rotor, with the end cap of through hole and Hall subassembly, described stator core (1) is installed with in shell, and be fixedly connected with shell, and described rotor is arranged in stator core (1), described end cap is arranged on the opening end of shell, and the rotor spindle on rotor reaches the outside of end cap through through hole; Being provided with more than one pyriform stator groove (2) in described stator core (1), described stator groove (2) is uniformly distributed circumferentially, and the opening of described stator groove (2) is towards rotor; Described stator core (1) is also provided with the first Hull Cell (3), the 2nd Hull Cell (4), the 3rd Hull Cell (5), described first Hull Cell (3), the 2nd Hull Cell (4), the 3rd Hull Cell (5) distribute successively along the circumference of stator core (1), and first the central angle of Hull Cell (3) and the 2nd Hull Cell (4) be 48 ��, the 2nd Hull Cell (4) is 48 �� with the central angle of the 3rd Hull Cell (5); And described first Hull Cell (3) has been offered the first Hull Cell mouth (31), 2nd Hull Cell (4) has been offered the 2nd Hull Cell mouth (41), 3rd Hull Cell (5) has been offered the 3rd Hull Cell mouth (51), and described first Hull Cell mouth (31), the 2nd Hull Cell mouth (41), the 3rd Hull Cell mouth (51) towards all pointing to rotor; Described Hall subassembly comprises PCB, the first hall sensing device, the 2nd hall sensing device, the 3rd hall sensing device, described first hall sensing device, the 2nd hall sensing device, the 3rd hall sensing device are set in turn in the first Hull Cell (3), the 2nd Hull Cell (4), the 2nd Hull Cell (5), the output terminal of described first hall sensing device, the 3rd hall sensing device and PCB just connect simultaneously, and the output terminal of the 2nd hall sensing device and PCB reversal connection.
2. Hull Cell according to claim 1 48 �� and the built-in sinusoidal wave motor of Huo Er, it is characterised in that: described stator diameter 120-133mm.
3. Hull Cell according to claim 1 48 �� and the built-in sinusoidal wave motor of Huo Er, it is characterised in that: the number of described stator groove (2) is 12.
4. Hull Cell according to claim 1 48 �� and the built-in sinusoidal wave motor of Huo Er, it is characterized in that: described first hall sensing device, the 2nd hall sensing device, the 3rd hall sensing device are all fixed in PCB, and 48 ��, the central angle of the first hall sensing device, the 2nd hall sensing device, 48 ��, the central angle of the 2nd hall sensing device, the 3rd hall sensing device.
5. a Hall subassembly, it is characterized in that: comprise PCB, the first hall sensing device, the 2nd hall sensing device, the 3rd hall sensing device, described first hall sensing device, the 2nd hall sensing device, the 3rd hall sensing device are set in turn in PCB, and the output terminal of described first hall sensing device, the 3rd hall sensing device and PCB just connect, and the output terminal of the 2nd hall sensing device and PCB reversal connection; Other first hall sensing device, the 2nd hall sensing device, the 3rd hall sensing device are positioned on same circle, and 48 ��, the central angle of described first hall sensing device, the 2nd hall sensing device, 48 ��, the central angle of the 2nd hall sensing device, the 3rd hall sensing device.
6. a sinusoidal wave motor stator, comprise the inner hollow stator core (1) for placing rotor, it is characterized in that: described stator core (1) is provided with more than one pyriform stator groove (2), described stator groove (2) is uniformly distributed circumferentially, and the opening of described stator groove (2) is towards rotor; Described stator core (1) is also provided with the first Hull Cell (3), the 2nd Hull Cell (4), the 3rd Hull Cell (5), described first Hull Cell (3), the 2nd Hull Cell (4), the 3rd Hull Cell (5) distribute successively along the circumference of stator core (1), and first the central angle of Hull Cell (3) and the 2nd Hull Cell (4) be 48 ��, the 2nd Hull Cell (4) is 48 �� with the central angle of the 3rd Hull Cell (5); And described first Hull Cell (3) has been offered the first Hull Cell mouth (31), 2nd Hull Cell (4) has been offered the 2nd Hull Cell mouth (41), 3rd Hull Cell (5) has been offered the 3rd Hull Cell mouth (51), and described first Hull Cell mouth (31), the 2nd Hull Cell mouth (41), the 3rd Hull Cell mouth (51) towards all pointing to rotor.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520771072.6U CN205283347U (en) | 2015-09-30 | 2015-09-30 | Built -in sinusoidal wave motor and hall assembly and sinusoidal wave motor stator of hall groove 48 and hall |
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| CN201520771072.6U CN205283347U (en) | 2015-09-30 | 2015-09-30 | Built -in sinusoidal wave motor and hall assembly and sinusoidal wave motor stator of hall groove 48 and hall |
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| CN205283347U true CN205283347U (en) | 2016-06-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105449936A (en) * | 2015-09-30 | 2016-03-30 | 徐州南普机电科技有限公司 | Sinusoidal motor with 48-degree hall groove and built-in hall unit, hall assembly, and hall groove determination method |
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2015
- 2015-09-30 CN CN201520771072.6U patent/CN205283347U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105449936A (en) * | 2015-09-30 | 2016-03-30 | 徐州南普机电科技有限公司 | Sinusoidal motor with 48-degree hall groove and built-in hall unit, hall assembly, and hall groove determination method |
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