CN205429995U - Built -in sinusoidal wave motor and hall assembly and sinusoidal wave motor stator of hall groove 60 and hall - Google Patents
Built -in sinusoidal wave motor and hall assembly and sinusoidal wave motor stator of hall groove 60 and hall Download PDFInfo
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- CN205429995U CN205429995U CN201520772679.6U CN201520772679U CN205429995U CN 205429995 U CN205429995 U CN 205429995U CN 201520772679 U CN201520772679 U CN 201520772679U CN 205429995 U CN205429995 U CN 205429995U
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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 60 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 60 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 60 ° and the built-in sinusoidal wave motor of Hall that this 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 uses the external scheme of Hall, and hall signal angle has uncertainty, needs motor to be controlled device coupling, to reaching preferably to control effect during concrete production.But this process operation is complicated, production technology is time-consuming, due to the error in terms of operative, easily causes the problem that parameter differences is excessive, affects the concordance of motor performance, and this problem must effectively solve.
The operation logic of brshless DC motor is dependent on rotor-position sensor and detects the position signalling of rotor, conducting and the shutoff of each power switch pipe being connected with armature winding is driven by commutation drive circuit, thus control the energising of stator winding, stator phase currents is made to carry out order commutation along with the change of rotor-position, make magnetic field be continually changing along with the rotation of electronics, produce the rotating excitation field Tong Bu with rotor speed, produce constant torque and make brshless DC motor get into smooth.And the most frequently used position sensor of brushless electric machine is magnetosensitive position sensor, the main operational principle of magnetosensitive original paper, according to current effect, mainly has Hall effect and magnetoresistance.Using the brushless direct current motor of magnetosensitive position sensor, its magneto-dependent sensor is contained on stator module, is used for the changes of magnetic field detecting permanent magnet, rotor produces when rotating.Number of patent application 20081006245.0, publication number CN101388591A discloses a kind of DC brushless motor Hall assembling structure, and it belongs to the technical field that motor is manufactured.Its wiring board (PCB) is welded and fixed, by Hall pin, the coil rack that Hall in the circuit board and stator punching are fixing, it is between described end, coil rack outer ring and wiring board to form installing hole, thus solves the Hall element problem of mounting structure.But along with the development of technology, using the external scheme of Hall for sine wave, the program is higher to the required precision of controller, on existing market, most producers are difficulty with preferable matching scheme, and calculating and the adjustment of angle external to Hall are difficult to conservative control.Change mechanical property, magnetic cross flux gesture and the torque pulsation to motor of Hall angle all have an impact, and cause being not easy to determine the important parameter such as electric current, torque, and manufacturing cost increases aborning, and production yield reduces.Hall is easily subject to the interference of stator field time external simultaneously, and the demarcation line between rotor two magnetic pole is irregular, distinct, easily causes hall signal shake, thus affects that motor is stable and work efficiency.
Utility model content
This utility model is for the deficiency of the problems referred to above, a kind of Hull cell 60 ° and the built-in sinusoidal wave motor of Hall are proposed, it is irregular, distinct that it can improve the demarcation line between rotor surface, the problem causing hall position sensor signal jitter, thus effectively reduce position sensor and affected by magnetic field, temperature, and then improve stability and the reliability of motor rotation.
This utility model is to solve the technical scheme that above-mentioned technical problem proposes:
A kind of Hull cell 60 ° and the built-in sinusoidal wave motor of Hall, including 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 in shell, and fixing with shell be connected, and described rotor is arranged in stator core (1), described end cap is arranged on the opening of shell, and the armature spindle on rotor reaches the outside of end cap through through hole；Described rotor includes rotor core, permanent magnet, more than one magnet slot (6) is offered in described rotor core, two adjacent magnet slot are that V-shape constitutes magnet slot group, all of magnet slot group is uniformly distributed along rotor core circumference, and described magnet slot group V-shape points to the center of circle of rotor core, the most described magnet slot (6) is pointed to the one end in the rotor core center of circle and is provided with pole shoe (7), and described permanent magnet is arranged in magnet slot (6)；Being provided with more than one pyriform stator slot (2) in described stator core (1), described stator slot (2) is uniformly distributed circumferentially, and the opening of described stator slot (2) is towards rotor；The first Hull cell (3), the second Hull cell (4), the 3rd Hull cell (5) it is additionally provided with in described stator core (1), described first Hull cell (3), the second Hull cell (4), the 3rd Hull cell (5) are sequentially distributed along the circumference of stator core (1), and first the central angle of Hull cell (3) and the second Hull cell (4) be 60 °, the second Hull cell (4) is 60 ° with the central angle of the 3rd Hull cell (5)；And offer the first Hall notch (31) on described first Hull cell (3), the second Hall notch (41) is offered on second Hull cell (4), offer the 3rd Hall notch (51) on 3rd Hull cell (5), and described first Hall notch (31), the second Hall notch (41), the 3rd Hall notch (51) towards being directed to rotor；Described Hall subassembly includes PCB, the first Hall element, the second Hall element, the 3rd Hall element, described first Hall element, the second Hall element, the 3rd Hall element are set in turn in the first Hull cell (3), the second Hull cell (4), the second Hull cell (5), the most described first Hall element, the outfan of the 3rd Hall element are just connecing with PCB, and the outfan of the second Hall element and PCB reversal connection.
Preferred: described stator diameter 120-133mm.
Preferred: the number of described stator slot (2) is 12.
Preferred: described first Hall element, the second Hall element, the 3rd Hall element are each attached in PCB, and first Hall element, 60 ° of the central angle of the second Hall element, the second Hall element, 60 ° of the central angle of the 3rd Hall element.
A kind of Hall subassembly, including PCB, the first Hall element, the second Hall element, the 3rd Hall element, described first Hall element, the second Hall element, the 3rd Hall element are set in turn in PCB, and described first Hall element, the outfan of the 3rd Hall element are just connecing with PCB, and the outfan of the second Hall element and PCB reversal connection；Other first Hall element, the second Hall element, the 3rd Hall element are positioned on same circle, and 60 ° of the central angle of described first Hall element, the second Hall element, the second Hall element, 60 ° of the central angle of the 3rd Hall element.
A kind of sinusoidal wave motor stator, including boring for placing the stator core (1) of rotor, more than one pyriform stator slot (2) it is provided with in described stator core (1), described stator slot (2) is uniformly distributed circumferentially, and the opening of described stator slot (2) is towards rotor；The first Hull cell (3), the second Hull cell (4), the 3rd Hull cell (5) it is additionally provided with in described stator core (1), described first Hull cell (3), the second Hull cell (4), the 3rd Hull cell (5) are sequentially distributed along the circumference of stator core (1), and first the central angle of Hull cell (3) and the second Hull cell (4) be 60 °, the second Hull cell (4) is 60 ° with the central angle of the 3rd Hull cell (5)；And offer the first Hall notch (31) on described first Hull cell (3), the second Hall notch (41) is offered on second Hull cell (4), offer the 3rd Hall notch (51) on 3rd Hull cell (5), and described first Hall notch (31), the second Hall notch (41), the 3rd Hall notch (51) towards being directed to rotor.
A kind of Hull cell of the present utility model 60 ° and the built-in sinusoidal wave motor of Hall, compared to existing technology, have the advantages that
1., in the position of three Hall elements is stator slot, the angle of the most adjacent two Hall elements is 60 °.Being embedded in by Hall on stator coil winding, middle Hall (the second Hall element) is counter to be filled, both sides Hall (the first Hall element, the 3rd Hall element) formal dress, it is achieved the Hall of sinusoidal wave control program is built-in.Hall is determined by the program with fixed angle 60 °, according to controller, Hall need to be carried out angle automatching when avoiding external, determine motor operating parameter again, largely reduce Hall and the uncertain type of the performance such as current of electric, torque, thus ensure stability and the concordance of hall signal, motor power performance can be effectively improved.Meanwhile, the built-in scheme of Hall, than Hall external saving motor assembly space and production cost, reduces operation complexity, reduces the personal error of workman.
2. Hall is counter fills due to middle, advantageously in the coupling of controller, makes motor and controller reach good matching effect.
3. in the case of determining Hall angle and stator diameter size, directly Hall element is directly anchored to above PCB, provide cost savings, it is easily installed, save the time to the employee of practical operation and save the waste of raw materials of product, so it is also beneficial to the coupling with controller, improves motor torque and work efficiency, it is ensured that stationarity that motor is operationally waited and reliability.
In sum, this utility model can effectively reduce controller difficulty of matching, reaches preferable matching effect, improves torque.Save motor space and production cost simultaneously, reduce operative's difficulty, it is ensured that motor performance concordance and stability.Therefore the demarcation line that this utility model can be effectively improved between rotor surface is irregular, distinct, the problem causing Hall element signal jitter, thus effectively reduces Hall element and affected by magnetic field, temperature, and then improves stability and the reliability of motor rotation.
Accompanying drawing explanation
Fig. 1 is this utility model sinusoidal wave motor stator structure schematic diagram；
Fig. 2 is Hall angle layout drawing；
Fig. 3 is rotor structure schematic diagram；
Fig. 4 is Hall output and corresponding rotor-position relation；
Fig. 5 voltage harmonic is analyzed；
Wherein: 1 is stator core, and 2 is stator slot, and 3 is the first Hull cell, and 4 is the second Hull cell, and 5 is the 3rd Hull cell, and 6 is magnet slot, and 7 is pole shoe.
Detailed description of the invention
Accompanying drawing discloses the structural representation of one preferred embodiment of this utility model without limitation, explains the technical solution of the utility model below with reference to accompanying drawing.
Embodiment
A kind of Hull cell 60 ° and the built-in sinusoidal wave motor of Hall, as Figure 1-3, including 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 in shell, and fixing with shell be connected, and described rotor is arranged in stator core 1, the armature spindle that described end cap is arranged on the opening of shell, and rotor reaches the outside of end cap through through hole；Described rotor includes rotor core, permanent magnet, more than one magnet slot 6 is offered in described rotor core, two adjacent magnet slot are that V-shape constitutes magnet slot group, all of magnet slot group is uniformly distributed along rotor core circumference, and described magnet slot group V-shape points to the center of circle of rotor core, one end that the most described magnet slot 6 points to the rotor core center of circle is provided with pole shoe 7, and described permanent magnet is arranged in magnet slot 6；Being provided with more than one pyriform stator slot 2 in described stator core 1, described stator slot 2 is uniformly distributed circumferentially, and the opening of described stator slot 2 is towards rotor；First Hull cell the 3, second Hull cell the 4, the 3rd Hull cell 5 it is additionally provided with in described stator core 1, described first Hull cell the 3, second Hull cell the 4, the 3rd Hull cell 5 is sequentially distributed along the circumference of stator core 1, and first the central angle of Hull cell 3 and the second Hull cell 4 be 60 °, the central angle of the second Hull cell 4 and the 3rd Hull cell 5 is 60 °；And offer the first Hall notch 31 on described first Hull cell 3, the second Hall notch 41 is offered on second Hull cell 4, offer the 3rd Hall notch 51 on 3rd Hull cell 5, and described first Hall notch the 31, second Hall notch the 41, the 3rd Hall notch 51 towards being directed to rotor；Described Hall subassembly includes PCB, the first Hall element, the second Hall element, the 3rd Hall element, described first Hall element, the second Hall element, the 3rd Hall element are set in turn in first Hull cell the 3, second Hull cell the 4, second Hull cell 5, the most described first Hall element, the outfan of the 3rd Hall element are just connecing with PCB, and the outfan of the second Hall element and PCB reversal connection.
Described stator diameter 120-133mm.
The number of described stator slot 2 is 12.
Described first Hall element, the second Hall element, the 3rd Hall element are each attached in PCB, and 60 ° of the central angle of the first Hall element, the second Hall element, the second Hall element, 60 ° of the central angle of the 3rd Hall element.
A kind of Hall subassembly, including PCB, the first Hall element, the second Hall element, the 3rd Hall element, described first Hall element, the second Hall element, the 3rd Hall element are set in turn in PCB, and described first Hall element, the outfan of the 3rd Hall element are just connecing with PCB, and the outfan of the second Hall element and PCB reversal connection；Other first Hall element, the second Hall element, the 3rd Hall element are positioned on same circle, and 60 ° of the central angle of described first Hall element, the second Hall element, the second Hall element, 60 ° of the central angle of the 3rd Hall element.
A kind of sinusoidal wave motor stator, including boring for placing the stator core 1 of rotor, described stator core 1 is provided with more than one pyriform stator slot 2, and described stator slot 2 is uniformly distributed circumferentially, and the opening of described stator slot 2 is towards rotor；First Hull cell the 3, second Hull cell the 4, the 3rd Hull cell 5 it is additionally provided with in described stator core 1, described first Hull cell the 3, second Hull cell the 4, the 3rd Hull cell 5 is sequentially distributed along the circumference of stator core 1, and first the central angle of Hull cell 3 and the second Hull cell 4 be 60 °, the central angle of the second Hull cell 4 and the 3rd Hull cell 5 is 60 °；And offer the first Hall notch 31 on described first Hull cell 3, the second Hall notch 41 is offered on second Hull cell 4, offer the 3rd Hall notch 51 on 3rd Hull cell 5, and described first Hall notch the 31, second Hall notch the 41, the 3rd Hall notch 51 towards being directed to rotor.
This utility model carries out solidification in advance and installs Hall angle, Hall is carried out early-period confirmation, thus ensure the accuracy of motor operating parameter, concordance, simplify production technology and operating process, simultaneously, program matching effect is more excellent, and performance highlights, operates steadily, and has great economy and market effect.As shown in Figure 4, Hall output and corresponding rotor-position relation, the determination of Hall element ideal position, this utility model passes through repetition test, and specific angle processed is 60 ° of Hull cell stators.Hall is embedded on stator coil winding by this stator, and middle Hall is counter fills, both sides Hall formal dress, it is achieved the built-in scheme of Hall of sinusoidal wave control program, and it is optimized design.First, according to experiment, finally determining Hall angle, be fixedly mounted with by Hall by stator, therefore Hall built-in angular is fixed, and matching performance is more preferable, exempts the drawback needing to adjust angle when motor makes, and directly multiparameter all to motor solidifies, and medelling is processed.The program saves motor assembly space than the external scheme of Hall, simultaneously, motor power performance can be effectively improved, install in a large number test through my company, when running according to motor, we can use detecting instrument to voltage harmonic analysis, in the case of fixing Hall angle and rotor permanent magnet mounting means are certain, to detect A, the waveform analysis that B is biphase, as shown in Figure 5, can can be seen that from voltage harmonic analysis, voltage harmonic varies less, motor for sinusoidal wave brushless dc systems, Hall angle is when 60 °, the steady-state operation of motor can be suitable for, so this scheme produces a desired effect, prove the reasonability of Hall angle and motor construction.
Comprehensive measured data is as follows:
The program significantly improves 20% than common square-wave motor torque, and efficiency increases more than 7%, and integrated motor efficiency reaches 87%.
Hall parameter can effectively be solidified by this utility model, by special, realize simplification when motor produces to produce, reduce labor strength, alleviating complex process degree, the fixed angle of Hall is installed simultaneously, fully ensures that the concordance of hall signal, effectively reduce controller difficulty of matching, reach preferable matching effect.Save motor space simultaneously, improve power.
It is merely to illustrate embodiment of the present utility model above in conjunction with this utility model preferred embodiment described by accompanying drawing; not as to aforementioned utility model purpose and claims content and the restriction of 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, the most still belong to this utility model technology and rights protection category.
Claims (6)
1. a Hull cell 60 ° and the built-in sinusoidal wave motor of Hall, it is characterized in that: include 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 in shell, and fixing with shell be connected, and described rotor is arranged in stator core (1), described end cap is arranged on the opening of shell, and the armature spindle on rotor reaches the outside of end cap through through hole；Described rotor includes rotor core, permanent magnet, more than one magnet slot (6) is offered in described rotor core, two adjacent magnet slot are that V-shape constitutes magnet slot group, all of magnet slot group is uniformly distributed along rotor core circumference, and described magnet slot group V-shape points to the center of circle of rotor core, the most described magnet slot (6) is pointed to the one end in the rotor core center of circle and is provided with pole shoe (7), and described permanent magnet is arranged in magnet slot (6)；Being provided with more than one pyriform stator slot (2) in described stator core (1), described stator slot (2) is uniformly distributed circumferentially, and the opening of described stator slot (2) is towards rotor；The first Hull cell (3), the second Hull cell (4), the 3rd Hull cell (5) it is additionally provided with in described stator core (1), described first Hull cell (3), the second Hull cell (4), the 3rd Hull cell (5) are sequentially distributed along the circumference of stator core (1), and first the central angle of Hull cell (3) and the second Hull cell (4) be 60 °, the second Hull cell (4) is 60 ° with the central angle of the 3rd Hull cell (5)；And offer the first Hall notch (31) on described first Hull cell (3), the second Hall notch (41) is offered on second Hull cell (4), offer the 3rd Hall notch (51) on 3rd Hull cell (5), and described first Hall notch (31), the second Hall notch (41), the 3rd Hall notch (51) towards being directed to rotor；Described Hall subassembly includes PCB, the first Hall element, the second Hall element, the 3rd Hall element, described first Hall element, the second Hall element, the 3rd Hall element are set in turn in the first Hull cell (3), the second Hull cell (4), the second Hull cell (5), the most described first Hall element, the outfan of the 3rd Hall element are just connecing with PCB, and the outfan of the second Hall element and PCB reversal connection.
Hull cell the most according to claim 1 60 ° and the built-in sinusoidal wave motor of Hall, it is characterised in that: described stator diameter 120-133mm.
Hull cell the most according to claim 1 60 ° and the built-in sinusoidal wave motor of Hall, it is characterised in that: the number of described stator slot (2) is 12.
Hull cell the most according to claim 1 60 ° and the built-in sinusoidal wave motor of Hall, it is characterized in that: described first Hall element, the second Hall element, the 3rd Hall element are each attached in PCB, and first Hall element, 60 ° of the central angle of the second Hall element, the second Hall element, 60 ° of the central angle of the 3rd Hall element.
5. a Hall subassembly, it is characterized in that: include PCB, the first Hall element, the second Hall element, the 3rd Hall element, described first Hall element, the second Hall element, the 3rd Hall element are set in turn in PCB, and described first Hall element, the outfan of the 3rd Hall element are just connecing with PCB, and the outfan of the second Hall element and PCB reversal connection；Other first Hall element, the second Hall element, the 3rd Hall element are positioned on same circle, and 60 ° of the central angle of described first Hall element, the second Hall element, the second Hall element, 60 ° of the central angle of the 3rd Hall element.
6. a sinusoidal wave motor stator, including boring for placing the stator core (1) of rotor, it is characterized in that: in described stator core (1), be provided with more than one pyriform stator slot (2), described stator slot (2) is uniformly distributed circumferentially, and the opening of described stator slot (2) is towards rotor；The first Hull cell (3), the second Hull cell (4), the 3rd Hull cell (5) it is additionally provided with in described stator core (1), described first Hull cell (3), the second Hull cell (4), the 3rd Hull cell (5) are sequentially distributed along the circumference of stator core (1), and first the central angle of Hull cell (3) and the second Hull cell (4) be 60 °, the second Hull cell (4) is 60 ° with the central angle of the 3rd Hull cell (5)；And offer the first Hall notch (31) on described first Hull cell (3), the second Hall notch (41) is offered on second Hull cell (4), offer the 3rd Hall notch (51) on 3rd Hull cell (5), and described first Hall notch (31), the second Hall notch (41), the 3rd Hall notch (51) towards being directed to rotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520772679.6U CN205429995U (en) | 2015-09-30 | 2015-09-30 | Built -in sinusoidal wave motor and hall assembly and sinusoidal wave motor stator of hall groove 60 and hall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520772679.6U CN205429995U (en) | 2015-09-30 | 2015-09-30 | Built -in sinusoidal wave motor and hall assembly and sinusoidal wave motor stator of hall groove 60 and hall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205429995U true CN205429995U (en) | 2016-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520772679.6U Active CN205429995U (en) | 2015-09-30 | 2015-09-30 | Built -in sinusoidal wave motor and hall assembly and sinusoidal wave motor stator of hall groove 60 and hall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205429995U (en) |
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2015
- 2015-09-30 CN CN201520772679.6U patent/CN205429995U/en active Active
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