CN102075041A - Transverse flux torque motor with V-shaped air gaps forcedly cooled by fluid - Google Patents
Transverse flux torque motor with V-shaped air gaps forcedly cooled by fluid Download PDFInfo
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- CN102075041A CN102075041A CN 201010558214 CN201010558214A CN102075041A CN 102075041 A CN102075041 A CN 102075041A CN 201010558214 CN201010558214 CN 201010558214 CN 201010558214 A CN201010558214 A CN 201010558214A CN 102075041 A CN102075041 A CN 102075041A
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Abstract
The invention provides a transverse flux torque motor with V-shaped air gaps forcedly cooled by fluid. The motor comprises a stator fixed shaft, a rotor shell and a motor shaft, wherein the motor shaft is connected on the stator fixed shaft by bearings; the stator fixed shaft is provided with multiple phases of motor stators; each phase of motor stator comprises a stator winding and two oppositely combined stator cores; the stator cores comprise motor stator yokes and stator bevel gears; the stator windings have trapezoidal cross sections and are arranged among the stator cores; a motor rotor is arranged in the inner cavity of the rotor shell and is of magnetism gathering structure formed by rotor magnetic poles and permanent magnets; and V-shaped air gaps are formed among the stator bevel gears, the rotor magnetic poles and the permanent magnets. The transverse flux torque motor has the following beneficial effects: the effective areas of the air gaps are increased, so the force density of the motor is higher; and cooling liquid flow cavities are arranged among motor stators and outside the motor stators at the two sides and cooling liquid via holes communicated with the cooling liquid flow cavities are arranged in the stator fixed shaft, thus ensuring heat dissipation of the motor.
Description
Technical field
The invention belongs to the magneto field, particularly a kind of V-arrangement air gap transverse magnetic field torque motor that has fluid pressure cooling.
Background technology
Existing horizontal magnetic field motor mainly comprises unilateral topological structure and bilateral formula topological structure from topological structure.Though wherein unilateral horizontal magnetic field motor structure is simple relatively, its air gap flux density is low, and power output density is little, is difficult to make the torque motor of big torque.Bilateral formula horizontal magnetic field motor has two air gaps, and rotor generally adopts the magneticfocusing structure, can form high magnetic flux density in motor gas-gap, thereby power output density is big, more easily makes big torque force torque motor.Bilateral formula horizontal magnetic field motor has well utilized the principle of transverse magnetic field, but, traditional bilateral its permanent magnet of formula horizontal magnetic field motor and rotor magnetic pole all adopt rectangular shape, like this under the identical situation of permanent magnet volume, in order to guarantee the mechanical strength of rotor part, the effective length unshakable in one's determination that is used to form air gap just can not be oversize, cause the effective area of motor gas-gap to reduce, increase the magnetic circuit magnetic resistance, make that the leakage field of motor is bigger, thereby reduce the force density of motor, make that being worth expensive permanent magnet effect is not well brought into play, and has influenced motor properties.
In view of above problem, be necessary to provide a kind of transverse magnetic field torque motor that can solve the problems of the technologies described above in fact.
Summary of the invention
Technical problem to be solved by this invention provides a kind of V-arrangement air gap transverse magnetic field torque motor that fluid is forced cooling that has, it has increased the air gap effective area, reduced the magnetic circuit magnetic resistance, reduced the leakage field of motor, thereby increased the force density of motor, made that being worth expensive permanent magnet effect is well brought into play.
For achieving the above object, the invention provides a kind of V-arrangement air gap transverse magnetic field torque motor that fluid is forced cooling that has, be included in and be fixed with the stator fixed axis on the electric machine support, this stator fixed axis is provided with the polyphase machine stator, each phase motor stator comprises stator winding, and two stator cores that combine relatively, described stator winding is arranged between the relative stator core, and each stator core is made of motor stator yoke and stator helical teeth; Rotor case, be connected with the stator fixed axis by clutch shaft bearing, be provided with rotor in the inner chamber of this rotor case, this rotor is made up of rotor magnetic pole and permanent magnet, described rotor magnetic pole along the circumferential direction evenly is assemblied in the rotor case, and described permanent magnet is installed between the adjacent rotor magnetic pole; Machine shaft is arranged on stator fixed axis end and fixedlys connected with rotor case; The machine shaft end support is connected with machine shaft by second bearing, wherein, forms the V-arrangement air gap between described stator helical teeth and rotor magnetic pole and the permanent magnet.
As the preferred embodiments of the present invention, described stator helical teeth becomes an integral body with the motor stator yoke piece, and the stator helical teeth along the circumferential direction evenly is arranged on the motor stator yoke radial outside oblique anchor ring on one side;
As the preferred embodiments of the present invention, the stator helical teeth of the described every phase stator core pole span that on the direction of rotation of motor, staggers, the radial outside between a pair of stator core of every phase motor stator forms the annular space that cross section is a V-arrangement;
As the preferred embodiments of the present invention, described stator winding is the loop construction of annular, and its cross section is trapezoidal;
As the preferred embodiments of the present invention, described rotor magnetic pole and permanent magnet are being V-arrangement perpendicular to the cross section on the motor direction of rotation;
As the preferred embodiments of the present invention, the permanent magnet on described rotor magnetic pole both sides forms magneticfocusing V shape rotor field structure on rotor magnetic pole;
As the preferred embodiments of the present invention, the outside of the motor stator of described both sides is respectively arranged with sealing liquid left and right sides end cap, cooling fluid is divided through hole about radially being respectively arranged with on the stator fixed axis, be respectively arranged with the total through hole of cooling fluid up and down that divides through hole to be communicated with above-mentioned cooling fluid up and down on the described stator fixed axis vertically, and form the coolant flow chamber between the adjacent motor stator and between the motor stator of the both sides sealing liquid left and right sides end cap corresponding with it, this coolant flow chamber divides through hole to reach up and down with aforementioned cooling fluid up and down, and the total through hole of cooling fluid communicates, the described up and down total through hole of cooling fluid extends to the end of stator fixed axis respectively, in the end of the total through hole of cooling fluid up and down sealed screw is installed;
As the preferred embodiments of the present invention, described coolant flow chamber comprises left coolant flow chamber, right coolant flow chamber, and middle coolant flow chamber; Form described left coolant flow chamber and right coolant flow chamber respectively between the motor stator that described sealing liquid left end cap is adjacent and between the motor stator that is adjacent of sealing liquid right end cap, and forming described middle coolant flow chamber between the motor stator, described middle coolant flow chamber radial outside is provided with lantern ring for liquid seal.
The present invention has fluid forces the V-arrangement air gap transverse magnetic field torque motor of cooling to have the following advantages at least: owing to form the V-arrangement air gap between stator helical teeth of the present invention and rotor magnetic pole and the permanent magnet, therefore, increased the air gap effective area, reduced the magnetic circuit magnetic resistance, reduced the leakage field of motor, thereby increased the force density of motor, made that being worth expensive permanent magnet effect is well brought into play.
Description of drawings
Fig. 1 is the axial arrangement schematic diagram of transverse magnetic field torque motor of the present invention;
Fig. 2 is the structural representation of the stator core of transverse magnetic field torque motor of the present invention;
Fig. 3 is the structural representation of the motor stator of transverse magnetic field torque motor of the present invention;
Fig. 4 be transverse magnetic field torque motor of the present invention motor stator cut structural representation open;
Fig. 5 is the structural representation of the permanent magnet of transverse magnetic field torque motor of the present invention;
Fig. 6 is the structural representation of the rotor magnetic pole of transverse magnetic field torque motor of the present invention;
Fig. 7 is the structural representation of the rotor core of transverse magnetic field torque motor of the present invention;
Fig. 8 is the structural representation of the rotor of transverse magnetic field torque motor of the present invention;
Fig. 9 is the structural representation of the stator fixed axis of transverse magnetic field torque motor of the present invention;
Figure 10 be transverse magnetic field torque motor of the present invention the stator fixed axis cut structural representation open;
Figure 11 is the present invention four structural representation of 50 pairs of utmost point motor stators, rotor and stator fixed axis mutually.
The relation of number in the figure and counter element is as follows:
| 1 | |
2 | The stator fixed |
| 3 | Stator |
4 | The total through hole of |
| 5，17 | Clutch shaft bearing | 6 | |
| 7 | The sealing liquid |
8，10 | The motor stator yoke |
| 9 | Rotor |
11，12 | The stator |
| 13 | Stator winding | 14 | The sealing liquid |
| 15 | The machine |
16 | Second bearing |
| 18，31 | Sealed |
19 | |
| 20 | Coolant flow chamber, a |
21 | The V- |
| 22 | Lantern ring for |
23 | Middle |
| 24 | Right |
25 | Stator winding phase line hole |
| 26 | Stator winding phase line hole stator inside |
27 | Last cooling fluid is divided through |
| 28 | The permanent magnet fit-up |
29 | |
| 30 | The total through hole of following |
32 | Following cooling fluid is divided through |
| 33 | |
34 | Key |
Embodiment
Below in conjunction with accompanying drawing transverse magnetic field torque motor of the present invention is elaborated.
See also shown in Figure 1, transverse magnetic field torque motor of the present invention is included on the electric machine support 1 fixing stator fixed axis 2, the rotor case 6 that is connected with stator fixed axis 2 by clutch shaft bearing 5,17, the machine shaft 19 that is arranged on stator fixed axis 2 ends and fixedlys connected with rotor case 6, and passes through the machine shaft end support 15 that second bearing 16 is connected with machine shaft 19.
Please in conjunction with Fig. 2, Fig. 3 and shown in Figure 4, described stator fixed axis 2 is provided with four phase motor stators, every phase motor stator comprises stator winding 13, and two stator cores that combine relatively, described stator winding 13 is the loop construction of annular, its cross section is trapezoidal, be provided with between described two stator cores that combine relatively with stator winding 13 corresponding cross sections be trapezoidal annular space, it is in the trapezoidal annular space that stator former winding 13 promptly is installed in this cross section; Each stator core constitutes an integral body by motor stator yoke 8,10 and stator helical teeth 11,12, the number of the stator helical teeth in the described stator core equals the number of pole-pairs of motor, described stator helical teeth 11,12 along the circumferential direction is arranged on motor stator yoke 8, the 10 radial outsides oblique anchor ring on one side, relative stator helical teeth 11 in the described a pair of stator core, 12 at the motor direction of rotation pole span that staggers, so, the radial outside between a pair of stator core of every phase motor stator forms the annular space that cross section is a V-arrangement.
The radially inner side that stator winding 13 is installed in the described motor stator is provided with a stator winding phase line hole stator inside part 26, is used for single-phase winding cabling; In addition, the interior circle of described motor stator is provided with keyway 33 vertically, and please especially in conjunction with shown in Figure 9, described stator fixed axis 2 is provided with key 34, and during installation, the key 34 on the stator fixed axis 2 cooperates with keyway 33 on the motor stator and is used for location and transmitting torque.
Below, please extremely shown in Figure 8 in conjunction with Fig. 5, be provided with four phase rotors in the inner chamber of described rotor case 6, every phase rotor is made up of rotor magnetic pole 9 and permanent magnet 29, described rotor magnetic pole 9 along the circumferential direction evenly is assemblied in rotor case 6 inner chambers, and rotor magnetic pole 9 is a V-arrangement in the cross section perpendicular to the motor direction of rotation, simultaneously, the thickness of rotor magnetic pole 9 radially increases gradually from an end to the other end, a plurality of rotor magnetic poles 9 along the circumferential direction evenly distribute and form rotor core, and formation waits the permanent magnet fit-up gap 28 of width between the adjacent rotor magnetic pole 9; Permanent magnet 29 is a V-arrangement in the cross section perpendicular to the motor direction of rotation, thickness is identical, be convenient to processing, permanent magnet 29 promptly along the circumferential direction with N to S in being arranged on this permanent magnet fit-up gap 28 alternately, rotor magnetic pole 9 and permanent magnet 29 cooperate annulus that cross section is a V-arrangement of formation like this, and the permanent magnet 29 on rotor magnetic pole 9 both sides forms magneticfocusing V shape rotor field structure on rotor magnetic pole 9.
In the present invention, rotor magnetic pole 9 and permanent magnet 29 all are V-arrangements in the cross section perpendicular to the motor direction of rotation, therefore it just in time is placed in the annular space that aforementioned cross section is a V-arrangement, has a V-arrangement air gap 21 between the stator helical teeth 11,12 of motor stator and rotor magnetic pole 9 and permanent magnet 29.
Under request in person in conjunction with Fig. 9 and shown in Figure 10, the axial of described stator fixed axis 2 is ladder-type structure, wherein, be provided with the stator winding bus hole 3 that is used for the motor cabling vertically at the center of stator fixed axis 2, the two ends of stator fixed axis 2 are run through in this stator winding bus hole 3, in addition, on stator fixed axis 2, radially be provided with stator winding phase line hole fixed axis part 25, this stator winding phase line hole fixed axis part 25, stator winding bus hole 3, and stator winding phase line hole stator inside part 26 communicates, and this stator winding phase line hole fixed axis part 25 is through to stator fixed axis 2 surfaces.
Please continue to consult shown in Figure 1, each phase motor stator evenly distributes vertically, the arranged outside that is positioned at the two-phase induction motor stator at two ends has sealing liquid left end cap 14 and sealing liquid right end cap 7, form the coolant flow chamber between the adjacent motor stator and between the motor stator of both sides and corresponding sealing liquid left end cap 14 or the sealing liquid right end cap 7, wherein, coolant flow chamber between the motor stator of described sealing liquid left end cap 14 and left end is left coolant flow chamber 20, coolant flow chamber between the motor stator of described sealing liquid right end cap 7 and right-hand member is right coolant flow chamber 24, and the coolant flow chamber that forms between the adjacent motor stator is middle coolant flow chamber 23, and the radial outside in described middle coolant flow chamber 23 is provided with lantern ring for liquid seal 22.
Below, please consult Fig. 1, Fig. 9 and shown in Figure 10 especially, cooling fluid is divided through hole 27,32 about radially being respectively arranged with on the stator fixed axis 2, be respectively arranged with the total through hole 4,30 of cooling fluid up and down that divides through hole 27,32 to be communicated with above-mentioned cooling fluid up and down on the described stator fixed axis 2 vertically, and above-mentioned up and down cooling fluid divide through hole 27,32 and described about and middle coolant flow chamber 20,24,23 are communicated with, and the described total through hole 4,30 of cooling fluid up and down extends to the end of stator fixed axis 2 respectively.So, cooling fluid is injected from the total through hole 4 of last cooling fluid, about last cooling fluid divides through hole 27 to flow into respectively and middle coolant flow chamber 20,24,23, cooling fluid divides through hole 32 to flow into total through hole 30 outflows of cooling fluid down under the process again, form circulation and reach cooling purpose, for easy to process, total through hole 4 of last cooling fluid and the total through hole 32 of following cooling fluid are made through hole, at stator fixed axis 2 other ends outflow that sealed screw 18 and 31 is used to prevent cooling fluid are installed respectively like this.So, the setting of this fluid pressure cooling system has guaranteed the heat radiation of motor, makes motor can export big moment.
Below, see also shown in Figure 11ly, be four structural representations of 50 pairs of utmost point motor stators, rotor and stator fixed axis 2 mutually of motor of the present invention.Described number of motor phases m is 4 phases, and the V shape rotor magnetic poles that are installed in the rotor case 6 between described motor four phases align vertically; Motor stator four mutually between stator helical teeth 1/4 pole span of mutual deviation along the circumferential direction, make the output torque of motor not have zero point like this; Motor is arranged to the self-align torque of heterogeneous elimination motor that can be preferably, has reduced the pulsation of motor output torque.
The present invention has the V-arrangement air gap transverse magnetic field torque motor that fluid is forced cooling, and is separate between each phase of described motor, do not have the magnetic circuit coupling, and its number of phases m can increase according to the needs of output torque, and the m minimum value is 2, and maximum is 8.
Need explanation: described herein cooling fluid is the fluid in the denomination of invention.
The beneficial effect of motor of the present invention comprise following some:
1. be formed with the V-arrangement air gap between the stator helical teeth of motor stator and rotor magnetic pole and the permanent magnet, increase the air gap effective area, reduced the magnetic circuit magnetic resistance, reduced the leakage field of motor, thereby increased the force density of motor, made that being worth expensive permanent magnet effect is well brought into play;
2. the fluid pressure cooling system of whole motor has guaranteed the heat radiation of motor, makes motor can export big moment;
3. the motor stator yoke of motor of the present invention and stator helical teeth are designed to an integral body, are easy to processing and manufacturing, and rotor adopts magnetism-collected structure, has increased air gap flux density;
4. the cross section of stator winding is trapezoidal, makes that the main magnetic circuit cross-sectional area is even, has effectively utilized the space.
5. the effective rate of utilization height owing to permanent magnet of the present invention has reduced the whole cost of motor.
The above only is one embodiment of the present invention, it or not whole or unique execution mode, the conversion of any equivalence that those of ordinary skills take technical solution of the present invention by reading specification of the present invention is claim of the present invention and contains.
Claims (8)
1. one kind has the V-arrangement air gap transverse magnetic field torque motor that fluid is forced cooling, it is characterized in that: comprising:
On electric machine support (1), be fixed with stator fixed axis (2), this stator fixed axis (2) is provided with the polyphase machine stator, each phase motor stator comprises stator winding (13), and two stator cores that combine relatively, described stator winding (13) is arranged between the relative stator core, and each stator core is made of motor stator yoke (8,10) and stator helical teeth (11,12);
Rotor case (6), be connected with stator fixed axis (2) by clutch shaft bearing (5,17), be provided with rotor in the inner chamber of this rotor case (6), this rotor is made up of rotor magnetic pole (9) and permanent magnet (29), described rotor magnetic pole (9) along the circumferential direction evenly is assemblied in the rotor case (6), and described permanent magnet (29) is installed between the adjacent rotor magnetic pole (9);
Machine shaft (19) is arranged on stator fixed axis (2) end and fixedlys connected with rotor case (6);
Machine shaft end support (15) is connected with machine shaft (19) by second bearing (16), wherein,
Form V-arrangement air gap (21) between described stator helical teeth (11,12) and rotor magnetic pole (9) and the permanent magnet (29).
2. the V-arrangement air gap transverse magnetic field torque motor that has fluid pressure cooling as claimed in claim 1, it is characterized in that: described stator helical teeth (11,12) constitutes an integral body with motor stator yoke (8,10), and stator helical teeth (11,12) along the circumferential direction evenly is arranged on motor stator yoke (8,10) the radial outside oblique anchor ring on one side.
3. the V-arrangement air gap transverse magnetic field torque motor that has fluid pressure cooling as claimed in claim 1 or 2, it is characterized in that: the stator helical teeth of described every phase stator core (11,12) is at the direction of rotation of the motor pole span that staggers, and the radial outside between a pair of stator core of every phase motor stator forms the annular space that cross section is a V-arrangement.
4. the V-arrangement air gap transverse magnetic field torque motor that has fluid pressure cooling as claimed in claim 1 is characterized in that: described stator winding (13) is the loop construction of annular, and its cross section is trapezoidal.
5. the V-arrangement air gap transverse magnetic field torque motor that has fluid pressure cooling as claimed in claim 1, it is characterized in that: described rotor magnetic pole (9) and permanent magnet (29) are being V-arrangement perpendicular to the cross section on the motor direction of rotation.
6. as claim 1 or the 5 described V-arrangement air gap transverse magnetic field torque motors that have fluid pressure cooling, it is characterized in that: the permanent magnet (29) on described rotor magnetic pole (9) both sides is gone up at rotor magnetic pole (9) and is formed magneticfocusing V shape rotor field structure.
7. the V-arrangement air gap transverse magnetic field torque motor that has fluid pressure cooling as claimed in claim 1, it is characterized in that: the outside of the motor stator of described both sides is respectively arranged with sealing liquid left and right sides end cap (14,7), cooling fluid is divided through hole (27 about radially being respectively arranged with on the stator fixed axis (2), 32), be respectively arranged with vertically on the described stator fixed axis (2) with above-mentioned cooling fluid up and down and divide through hole (27,32) the total through hole (4 of the cooling fluid up and down of Lian Tonging, 30), between the adjacent motor stator and the motor stator of the both sides sealing liquid left and right sides end cap (14 corresponding with it, 7) form the coolant flow chamber between, this coolant flow chamber and aforementioned cooling fluid are up and down divided through hole (27,32) reach the total through hole (4 of cooling fluid up and down, 30) communicate, the described total through hole (4 of cooling fluid up and down, 30) extend to the end of stator fixed axis (2) respectively, at the total through hole (4 of cooling fluid up and down, 30) end is equipped with sealed screw (18,31).
8. the V-arrangement air gap transverse magnetic field torque motor that has fluid pressure cooling as claimed in claim 7, it is characterized in that: described coolant flow chamber comprises left coolant flow chamber (20), right coolant flow chamber (24), and middle coolant flow chamber (23); Form described left coolant flow chamber (20) and right coolant flow chamber (24) respectively between the motor stator that described sealing liquid left end cap (14) is adjacent and between the motor stator that is adjacent of sealing liquid right end cap (7), and forming described middle coolant flow chamber (23) between the motor stator, described middle coolant flow chamber (23) radial outside is provided with lantern ring for liquid seal (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105582142A CN102075041B (en) | 2010-11-25 | 2010-11-25 | Transverse flux torque motor with V-shaped air gaps forcedly cooled by fluid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105582142A CN102075041B (en) | 2010-11-25 | 2010-11-25 | Transverse flux torque motor with V-shaped air gaps forcedly cooled by fluid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102075041A true CN102075041A (en) | 2011-05-25 |
| CN102075041B CN102075041B (en) | 2012-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105582142A Expired - Fee Related CN102075041B (en) | 2010-11-25 | 2010-11-25 | Transverse flux torque motor with V-shaped air gaps forcedly cooled by fluid |
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| Country | Link |
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| CN (1) | CN102075041B (en) |
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| CN107612251A (en) * | 2017-09-22 | 2018-01-19 | 浙江万安科技股份有限公司 | The cross motor of external brake caliper |
| CN107618355A (en) * | 2017-08-31 | 2018-01-23 | 浙江万安科技股份有限公司 | Integral shaft is to electric-motor drive unit |
| CN107645228A (en) * | 2017-09-11 | 2018-01-30 | 浙江万安科技股份有限公司 | A kind of built-in cross motor aggregated drive of braking clamp body |
| CN107681853A (en) * | 2017-08-31 | 2018-02-09 | 浙江万安科技股份有限公司 | Cross motor and wheel hub set driver element |
| CN107707099A (en) * | 2017-09-28 | 2018-02-16 | 迈格钠磁动力股份有限公司 | A kind of cartridge type liquid cooling permanent-magnetic retarder |
| CN107733193A (en) * | 2017-09-11 | 2018-02-23 | 浙江万安科技股份有限公司 | A kind of cross motor driver element |
| CN107733194A (en) * | 2017-09-22 | 2018-02-23 | 浙江万安科技股份有限公司 | The cross motor of inscribed brake caliper |
| CN108028578A (en) * | 2015-07-20 | 2018-05-11 | Avl列表有限责任公司 | Motor |
| CN108702076A (en) * | 2015-11-09 | 2018-10-23 | 格林斯普可再生能源有限公司 | Cooling device for direct drive generator |
| CN110994842A (en) * | 2019-12-24 | 2020-04-10 | 武汉万至达智能科技有限公司 | High-performance permanent magnet brushless motor with internal magnetism gathering characteristic |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108028578A (en) * | 2015-07-20 | 2018-05-11 | Avl列表有限责任公司 | Motor |
| CN108702076A (en) * | 2015-11-09 | 2018-10-23 | 格林斯普可再生能源有限公司 | Cooling device for direct drive generator |
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| CN108702076B (en) * | 2015-11-09 | 2020-09-04 | 立行有限公司 | Cooling device for a direct drive generator |
| CN107618355A (en) * | 2017-08-31 | 2018-01-23 | 浙江万安科技股份有限公司 | Integral shaft is to electric-motor drive unit |
| CN107681853A (en) * | 2017-08-31 | 2018-02-09 | 浙江万安科技股份有限公司 | Cross motor and wheel hub set driver element |
| CN107645228A (en) * | 2017-09-11 | 2018-01-30 | 浙江万安科技股份有限公司 | A kind of built-in cross motor aggregated drive of braking clamp body |
| CN107733193A (en) * | 2017-09-11 | 2018-02-23 | 浙江万安科技股份有限公司 | A kind of cross motor driver element |
| CN107733194A (en) * | 2017-09-22 | 2018-02-23 | 浙江万安科技股份有限公司 | The cross motor of inscribed brake caliper |
| CN107733194B (en) * | 2017-09-22 | 2020-05-08 | 浙江万安智驱科技有限公司 | Transverse motor with internal brake caliper body |
| CN107612251B (en) * | 2017-09-22 | 2020-05-08 | 浙江万安智驱科技有限公司 | Transverse motor externally connected with brake caliper body |
| CN107612251A (en) * | 2017-09-22 | 2018-01-19 | 浙江万安科技股份有限公司 | The cross motor of external brake caliper |
| CN107707099A (en) * | 2017-09-28 | 2018-02-16 | 迈格钠磁动力股份有限公司 | A kind of cartridge type liquid cooling permanent-magnetic retarder |
| CN110994842A (en) * | 2019-12-24 | 2020-04-10 | 武汉万至达智能科技有限公司 | High-performance permanent magnet brushless motor with internal magnetism gathering characteristic |
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| CN102075041B (en) | 2012-07-04 |
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