CN108667247A - A kind of bi-motor stacking motor and its cooking machine - Google Patents

A kind of bi-motor stacking motor and its cooking machine Download PDF

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Publication number
CN108667247A
CN108667247A CN201810576896.6A CN201810576896A CN108667247A CN 108667247 A CN108667247 A CN 108667247A CN 201810576896 A CN201810576896 A CN 201810576896A CN 108667247 A CN108667247 A CN 108667247A
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CN
China
Prior art keywords
motor
end cover
bearing seat
stator
rotor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810576896.6A
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Chinese (zh)
Inventor
林峭
温志恒
李丹
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Heshan City Heng Fu Micro Motor Co Ltd
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Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201810576896.6A priority Critical patent/CN108667247A/en
Publication of CN108667247A publication Critical patent/CN108667247A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K16/00Machines with more than one rotor or stator
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47JKITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J43/00Implements for preparing or holding food, not provided for in other groups of this subclass
    • A47J43/04Machines for domestic use not covered elsewhere, e.g. for grinding, mixing, stirring, kneading, emulsifying, whipping or beating foodstuffs, e.g. power-driven
    • A47J43/046Machines for domestic use not covered elsewhere, e.g. for grinding, mixing, stirring, kneading, emulsifying, whipping or beating foodstuffs, e.g. power-driven with tools driven from the bottom side
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47JKITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J43/00Implements for preparing or holding food, not provided for in other groups of this subclass
    • A47J43/04Machines for domestic use not covered elsewhere, e.g. for grinding, mixing, stirring, kneading, emulsifying, whipping or beating foodstuffs, e.g. power-driven
    • A47J43/07Parts or details, e.g. mixing tools, whipping tools
    • A47J43/0716Parts or details, e.g. mixing tools, whipping tools for machines with tools driven from the lower side
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47JKITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J43/00Implements for preparing or holding food, not provided for in other groups of this subclass
    • A47J43/04Machines for domestic use not covered elsewhere, e.g. for grinding, mixing, stirring, kneading, emulsifying, whipping or beating foodstuffs, e.g. power-driven
    • A47J43/07Parts or details, e.g. mixing tools, whipping tools
    • A47J43/08Driving mechanisms
    • A47J43/085Driving mechanisms for machines with tools driven from the lower side

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Food Science & Technology (AREA)
  • Power Engineering (AREA)
  • Motor Or Generator Frames (AREA)

Abstract

The invention discloses a kind of bi-motor stacking motor and its cooking machines, by making hollow by the big axis for the first motor being located above and being socketed in outside the small axis of underlying second motor, latter two right motor is linked together by first bearing seat and second bearing seat, it can ensure concentricity when big axis and dynamic small shaft rotation, reduce motor overall operation noise, due to the independence of first motor and the second motor, it can be according to different performance requirements, make different folded thickness, different rotating speeds and steering may be implemented in two motors, bi-motor rotates simultaneously or single motor rotation, entire motor construction is reasonable, manufacture craft is simple in this way, strong applicability, various use occasions can be met.

Description

A kind of bi-motor stacking motor and its cooking machine
Technical field
The present invention relates to motor field, especially a kind of bi-motor stacking motor and its cooking machine.
Background technology
Most of cooking machines generally use single motor in the market, installed on motor shaft a cutter head being stirred or It smashes, but to smash effect generally not good enough for the stirring of this cooking machine, generally requires higher rotating speed to make up this defect, But also therefore cause operation noise higher;Also a small number of cooking machines use bi-motor, but it is existing at present applied to cooking machine Bi-motor generally existing structure design and complex manufacturing technology, the problems such as noise is larger, and applicability is not strong enough exists.
Invention content
To solve the above problems, the purpose of the present invention is to provide a kind of bi-motor stacking motor and its cooking machine, structure Reasonable design, manufacture craft is simple, and operation noise is relatively low, and strong applicability can meet various use occasions.
Technical solution is used by the present invention solves the problems, such as it:
A kind of bi-motor is laminated motor, including first motor and the second motor for being set to immediately below the first motor, The first motor includes the first bearing seat of inner hollow, is placed on inside the first bearing seat big axis is socketed in institute It states the first stator outside first bearing seat and is arranged first turn of the outside in first stator, upside or downside Son, the first rotor and the big axis connection;Second motor includes the second bearing seat of inner hollow, it is described to be placed on Small axis inside second bearing seat, the second stator being socketed in outside the second bearing seat and it is arranged in second stator Outside, upside or downside the second rotor, second rotor and the small axis connection;The big shaft hollow is simultaneously socketed in The small axis periphery, the first motor are connected by the first bearing seat with the second bearing seat with second motor Together.By the way that the big axis for the first motor being located above is made small axis that is hollow and being socketed in underlying second motor Outside, latter two right motor are linked together by first bearing seat and second bearing seat, it is ensured that big axis and small shaft rotation are dynamic When concentricity, reduce motor overall operation noise can be according to different due to the independence of first motor and the second motor Performance requirement, makes different folded thickness, and two motors may be implemented different rotating speeds and steering, bi-motor rotate simultaneously or Single motor rotates, and entire motor construction is reasonable, and such manufacture craft is simple, strong applicability, can meet various make Use occasion.
As a preferred embodiment of the present invention, the first rotor is arranged in the outside of first stator, and described The either above or below of one motor is provided with the first end cover for connecting the big axis and the first rotor;Described second turn Son is arranged in the outside of second stator, the either above or below of second motor be provided with for connect the small axis and The bitrochanteric second end cover.
Specifically, the first rotor include be arranged the outside of first stator the first rotor ring and be embedded in institute The first magnet steel inside the first rotor ring is stated, the opening direction of first stator is outwardly towards first magnet steel;Described Two rotors include be arranged the outside of second stator the second rotor ring and be embedded in inside second rotor ring the Two magnet steel, the opening direction of second stator is outwardly towards second magnet steel.
As the present invention another preferred embodiment, the first rotor include be arranged above first stator or under The first end cover of side, the first end cover and the big axis connection;Second rotor includes being arranged on second stator The second end cover of side or lower section, the second end cover and the small axis connection.
Specifically, when the first end cover is arranged in the top of the first motor, the lower face of the first end cover It is inlaid with the first magnet steel, the opening direction of first stator is upward towards first magnet steel;When the first end cover is arranged At the lower section of the first motor, the upper surface of the first end cover is inlaid with the first magnet steel, the opening of first stator It is directed downward towards first magnet steel;When the second end cover is arranged in the top of second motor, the second end The lower face of lid is inlaid with the second magnet steel, and the opening direction of second stator is upward towards second magnet steel;When described Two end caps are arranged at the lower section of second motor, and the upper surface of the second end cover is inlaid with the second magnet steel, and described second The opening direction of stator is downward towards second magnet steel.
Further, when the first end cover is arranged above the first motor, second end cover setting is described the When below two motors, the lower face of the first bearing seat is provided with the groove for positioning the second bearing seat, and described the The top of two bearing bracket is provided with the convex block with the matching grooves.
Further, middle shell, the middle shell and described first are additionally provided between the first motor and second motor Bearing block is integrally formed.
Further, the periphery of the middle shell is additionally provided with the mounting blocks for fixing and installing entire motor, the installation Mounting hole is provided on block.
Further, it is arranged described in the top of the first motor and the second end cover when the first end cover is arranged When the top of the second motor, it is provided with below the first motor and integrally formed first set casing of the first bearing seat Body is provided with below second motor and fixes shell with the second bearing seat integrally formed second, and described first is solid Fixed shell and the second fixation shell are linked together by being arranged in peripheral screw rod;
When the first end cover is arranged in the lower section of the first motor and second end cover setting in second electricity When the lower section of machine, it is provided with above the first motor and fixes shell, institute with the first bearing seat integrally formed first It states to be provided with above the second motor and fixes shell with the second bearing seat integrally formed second, described first fixes shell It is linked together in peripheral screw rod with the second fixation shell by being arranged;
When the first end cover is arranged in the lower section of the first motor and second end cover setting in second electricity When the top of machine, it is provided with above the first motor and fixes shell, institute with the first bearing seat integrally formed first It states to be provided with below the second motor and fixes shell with the second bearing seat integrally formed second, described first fixes shell It is linked together in peripheral screw rod with the second fixation shell by being arranged.
A kind of cooking machine that motor being laminated using above-mentioned bi-motor, including bi-motor stacking motor, pedestal and cup body, The cup body side of being set on the base, the bi-motor stacking motor are arranged in the chassis interior.
The beneficial effects of the invention are as follows:A kind of bi-motor that the present invention uses stacking motor and its cooking machine, by by position It makes hollow in the big axis of the first motor of top and is socketed in outside the small axis of underlying second motor, so latter two electricity Machine is linked together by first bearing seat and second bearing seat, it is ensured that concentricity when big axis and dynamic small shaft rotation reduces Motor overall operation noise can be made not due to the independence of first motor and the second motor according to different performance requirements Different rotating speeds and steering may be implemented in the same folded thickness, two motors, and bi-motor rotates simultaneously or single motor rotation, entirely Motor construction is reasonable, and such manufacture craft is simple, strong applicability, can meet various use occasions.
Description of the drawings
The invention will be further described with example below in conjunction with the accompanying drawings.
Fig. 1 is the structure sectional view of the embodiment of the present invention one;
Fig. 2 is the overall appearance figure of the embodiment of the present invention one;
Fig. 3 is the first stator and the second stator structure figure of the embodiment of the present invention one;
Fig. 4 is the structure sectional view of the embodiment of the present invention two;
Fig. 5 is the overall appearance figure of the embodiment of the present invention two;
Fig. 6 is the first stator structure figure of the embodiment of the present invention two;
Fig. 7 is the second stator structure figure of the embodiment of the present invention two;
Fig. 8 is the structure sectional view of the embodiment of the present invention three;
Fig. 9 is the overall appearance figure of the embodiment of the present invention three.
Specific implementation mode
Embodiment one
- Fig. 2 referring to Fig.1, motor is laminated in a kind of bi-motor of the invention, including first motor 1 and is set to described first The second motor 2 immediately below motor 1, the first motor 1 include the first bearing seat 11 of inner hollow, are placed on described first Big axis 12 inside bearing block 11, the first stator 13 being socketed in outside the first bearing seat 11 and it is arranged described first The first rotor in the outside of stator 13, the top of the first motor 1 are provided with for connecting the big axis 12 and first turn described Son first end cover 15, the first rotor include be arranged the outside of first stator 13 the first rotor ring 16 and inlay The first magnet steel 17 inside the first rotor ring 16, the first rotor ring 16 pass through the first end cover 15 and described big Axis 12 connects;Second motor 2 includes the second bearing seat 21 of inner hollow, is placed on inside the second bearing seat 21 Small axis 22, the second stator 23 being socketed in outside the second bearing seat 21 and it is arranged the of the outside of second stator 23 The lower section of two rotors, second motor 2 is provided with for connecting the small axis 22 and the bitrochanteric second end cover 25, Second rotor include be arranged the outside of second stator 23 the second rotor ring 26 and be embedded in second rotor The second magnet steel 27 inside ring 26, second rotor ring 26 are connected by the second end cover 25 and the small axis 22;It is described Big axis 12 is hollow and is socketed in 22 periphery of the small axis.
Further, the first motor 1 and second motor 2 pass through the first bearing seat 11 and the second bearing Seat 21 links together.Specifically, the lower face of the first bearing seat 11 is provided with for positioning the second bearing seat 21 Groove, the top of the second bearing seat 21 is provided with the convex block with the matching grooves, the first motor 1 and described Middle shell 3 is additionally provided between two motors 2, the middle shell 3 is integrally formed with the first bearing seat 11, the periphery of the middle shell 3 The mounting blocks 31 for fixing and installing entire motor are additionally provided with, mounting hole 32 is provided on the mounting blocks 31.In setting Shell 3 separates first motor 1 and the second motor 2, and first motor 1 and the second motor 2 can be individually made when making, Then the small axis 22 of the second motor 2 is penetrated from 12 lower section of big axis of first motor 1, and makes the convex block on 21 top of second bearing seat With the matching grooves of 11 lower part of first bearing seat, you can the connection and positioning for completing two motors simplify making and installation Processing step.
By making hollow by the big axis 12 of the first motor being located above 1 and being socketed in underlying second motor 2 Small axis 22 outside, latter two right motor is linked together by first bearing seat 11 and second bearing seat 22, it is ensured that big Concentricity when axis 12 and small axis 22 rotate reduces motor overall operation noise, only due to first motor 1 and the second motor 2 Vertical property can make different folded thickness according to different performance requirements, and two motors may be implemented different rotating speeds and turn To bi-motor rotates simultaneously or single motor rotation, and entire motor construction is reasonable, and such manufacture craft is simple, applicability By force, various use occasions can be met.
With reference to shown in Fig. 3, the opening direction of first stator 13 is outwardly towards first magnet steel 17;Described second is fixed The opening direction of son 23 is outwardly towards second magnet steel 27.
Stability when further, in order to enhance big axis and dynamic small shaft rotation, the big axis 12 and the first bearing seat 11 Between setting there are two big axle bearing, between two big axle bearing to be provided with the first separation fast;The small axis 22 and described second It is fast there are two small axle bearing, between two small axle bearings to be provided with the second separation for setting between bearing block 21.
Embodiment two
With reference to Fig. 4-Fig. 5, a kind of bi-motor of the invention is laminated motor, and the first rotor includes setting described the One stator, 13 top first end cover 15, the first end cover 15 are connect with the big axis 12;Second rotor includes that setting exists The second end cover 25 of second stator, 23 lower section, the second end cover 25 are connect with the small axis 22.
Specifically, the lower face of the first end cover 15 is inlaid with the first magnet steel 17, the opening side of first stator 13 To towards first magnet steel 17, the opening direction of the first stator 13 is with reference to shown in figure 6 upward;The setting of the second end cover 25 exists When the lower section of second motor 2, the upper surface of the second end cover 25 is inlaid with the second magnet steel 27, second stator 23 Opening direction is downward towards second magnet steel 27, and the opening direction of the second stator 23 is with reference to shown in figure 7.
Embodiment three
With reference to Fig. 8-Fig. 9, motor is laminated in a kind of bi-motor of the invention, and the first end cover 15 is arranged described first The lower section of motor 1, the second end cover 25 are arranged in the lower section of second motor 2, and the top of the first motor 1 is provided with Shell 18 is fixed with the first bearing seat 11 integrally formed first, and the top of second motor 2 is provided with and described the Two bearing bracket 21 integrally formed second fixes shell 28, and the first fixation shell 18 and the second fixation shell 28 pass through The screw rod 4 in periphery is arranged to link together.
Example IV
As a kind of expansion scheme of embodiment three, motor, the first end cover 15 is laminated in a kind of bi-motor of the invention It is arranged in the lower section of the first motor 1, the second end cover 25 is arranged in the top of second motor 2, first electricity The top of machine 1 is provided with fixes shell 18, the lower section of second motor 2 with the first bearing seat 11 integrally formed first It is provided with and fixes shell 28 with the second bearing seat 21 integrally formed second, described first fixes shell 18 and described second Fixed shell 28 is linked together by being arranged in peripheral screw rod 4.
Embodiment five
As another expansion scheme of embodiment three, motor, the first end cover is laminated in a kind of bi-motor of the invention 15 are arranged in the top of the first motor 1, and the second end cover 25 is arranged in the top of second motor 2, and described first The lower section of motor 1 is provided with fixes shell 18 with the first bearing seat 11 integrally formed first, under second motor 2 Side is provided with fixes shell 28 with the second bearing seat 21 integrally formed second, and described first fixes shell 18 and described the Two fixation shells 28 are linked together by being arranged in peripheral screw rod 4.
Embodiment six
A kind of bi-motor of the present invention is laminated motor, including first motor 1 and is set to immediately below the first motor 1 Second motor 2, the first motor 1 and the second motor 2 are switched reluctance machines, and the first motor 1 includes inner hollow First bearing seat 11, be placed on inside the first bearing seat 11 big axis 12, be socketed in outside the first bearing seat 11 The first stator 13 and the first rotor in the outside of first stator 13 is set, the first rotor and the big axis 12 are logical The connection of first end cover 15 is crossed, the first end cover 15 can be arranged in the upper surface or lower face of first motor 1;Described second The second bearing seat 21 of motor 2 including inner hollow, the small axis 22 being placed on the second bearing seat 21 inside, be socketed in described in The second stator 23 outside second bearing seat 21 and the second rotor in second stator, 23 outside is set, described second turn The sub and described small axis 22 is connected by second end cover 25, the second end cover 25 can be arranged in the upper surface of the second motor or Lower face;The big axis 12 is hollow and is socketed in 22 periphery of the small axis, and the first motor 1 and second motor 2 pass through The first bearing seat 11 and the second bearing seat 21 link together.
A kind of cooking machine that motor being laminated using above-mentioned bi-motor, including bi-motor stacking motor, pedestal and cup body, The cup body side of being set on the base, the bi-motor stacking motor are arranged in the chassis interior.
The above, only presently preferred embodiments of the present invention, the invention is not limited in the above embodiments, as long as It reaches the technique effect of the present invention with identical means, should all belong to the scope of protection of the present invention.

Claims (10)

1. motor is laminated in a kind of bi-motor, which is characterized in that including first motor (1) and be set to the first motor (1) just The second motor (2) of lower section,
The first motor (1) includes the first bearing seat (11) of inner hollow, is placed on the first bearing seat (11) inside Big axis (12), be socketed in external the first stator (13) of the first bearing seat (11) and be arranged in first stator (13) the first rotor in outside, upside or downside, the first rotor and the big axis (12) connection;
Second motor (2) includes the second bearing seat (21) of inner hollow, is placed on the second bearing seat (21) inside Small axis (22), be socketed in external the second stator (23) of the second bearing seat (21) and be arranged in second stator (23) second rotor in outside, upside or downside, second rotor and the small axis (22) connection;
The big axis (12) is hollow and is socketed in small axis (22) periphery, the first motor (1) and second motor (2) It is linked together by the first bearing seat (11) and the second bearing seat (21).
2. motor is laminated in a kind of bi-motor according to claim 1, which is characterized in that the first rotor is arranged described The outside of first stator (13), the either above or below of the first motor (1) be provided with for connect the big axis (12) and The first end cover (15) of the first rotor;Second rotor setting is in the outside of second stator (23), and described second The either above or below of motor (2) is provided with for connecting the small axis (22) and the bitrochanteric second end cover (25).
3. motor is laminated in a kind of bi-motor according to claim 2, which is characterized in that the first rotor includes that setting exists The first rotor ring (16) in the outside of first stator (13) and the first magnetic for being embedded in the first rotor ring (16) inside Steel (17), the opening direction of first stator (13) is outwardly towards first magnet steel (17);Second rotor includes setting Set the outside of second stator (23) the second rotor ring (26) and be embedded in second rotor ring (26) it is internal the Two magnet steel (27), the opening direction of second stator (23) is outwardly towards second magnet steel (27).
4. motor is laminated in a kind of bi-motor according to claim 1, which is characterized in that the first rotor includes that setting exists The first end cover (15) of first stator (13) either above or below, the first end cover (15) connect with the big axis (12) It connects;Second rotor include setting the second stator (23) either above or below second end cover (25), described second End cap (25) is connect with the small axis (22).
5. motor is laminated in a kind of bi-motor according to claim 4, which is characterized in that when the first end cover (15) are arranged At the top of the first motor (1), the lower face of the first end cover (15) is inlaid with the first magnet steel (17), and described first The opening direction of stator (13) is upward towards first magnet steel (17);When the first end cover (15) setting is in first electricity When the lower section of machine (1), the upper surface of the first end cover (15) is inlaid with the first magnet steel (17), and the first stator (13) are opened Mouth is directed downward towards first magnet steel (17);When the second end cover (25) is arranged in the top of second motor (2) When, the lower face of the second end cover (25) is inlaid with the second magnet steel (27), and the opening direction of second stator (23) is upward Towards second magnet steel (27);When the second end cover (25) is arranged in the lower section of second motor (2), described second The upper surface of end cap (25) is inlaid with the second magnet steel (27), and the opening direction of second stator (23) is downward towards described second Magnet steel (27).
6. motor is laminated in a kind of bi-motor according to claim 2 or 4, which is characterized in that the first end cover (15) Setting is above the first motor (1), and second end cover (25) setting is below second motor (2), and described first The lower face of bearing block (11) is provided with the groove for positioning the second bearing seat (21), the second bearing seat (21) Top is provided with the convex block with the matching grooves.
7. motor is laminated in a kind of bi-motor according to claim 6, which is characterized in that the first motor (1) and described Middle shell (3) is additionally provided between second motor (2), the middle shell (3) is integrally formed with the first bearing seat (11).
8. motor is laminated in a kind of bi-motor according to claim 7, which is characterized in that the periphery of the middle shell (3) is also set The mounting blocks (31) for fixing and installing entire motor are equipped with, mounting hole (32) is provided on the mounting blocks (31).
9. motor is laminated in a kind of bi-motor according to claim 2 or 4, which is characterized in that when the first end cover (15) setting is arranged in the top of the first motor (1) and the second end cover (25) in the top of second motor (2) When, it is provided with below the first motor (1) and fixes shell (18) with the first bearing seat (11) integrally formed first, It is provided with below second motor (2) and fixes shell (28), institute with the second bearing seat (21) integrally formed second It states the first fixation shell (18) and the second fixation shell (28) is linked together by being arranged in peripheral screw rod (4);
When the first end cover (15) setting is arranged in the lower section of the first motor (1) and the second end cover (25) described When the lower section of the second motor (2), it is provided with above the first motor (1) integrally formed with the first bearing seat (11) First fixes shell (18), is provided with above second motor (2) and the second bearing seat (21) integrally formed the Two fix shell (28), the screw rod of the first fixation shell (18) and the second fixation shell (28) by being arranged in periphery (4) it links together;
When the first end cover (15) setting is arranged in the lower section of the first motor (1) and the second end cover (25) described When the top of the second motor (2), it is provided with above the first motor (1) integrally formed with the first bearing seat (11) First fixes shell (18), is provided with below second motor (2) and the second bearing seat (21) integrally formed the Two fix shell (28), the screw rod of the first fixation shell (18) and the second fixation shell (28) by being arranged in periphery (4) it links together.
10. a kind of cooking machine that motor being laminated using any bi-motors of claim 1-9, which is characterized in that including described Motor, pedestal and cup body, the cup body side of being set on the base is laminated in bi-motor, and the bi-motor stacking motor is arranged described Chassis interior.
CN201810576896.6A 2018-06-06 2018-06-06 A kind of bi-motor stacking motor and its cooking machine Pending CN108667247A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Cited By (2)

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Publication number Priority date Publication date Assignee Title
WO2020077794A1 (en) * 2018-10-17 2020-04-23 广东美的白色家电技术创新中心有限公司 Blade assembly and food processor having same
CN113472167A (en) * 2020-03-31 2021-10-01 宁波方太厨具有限公司 One-way double-power output motor

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