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CN109347239A - a new type of motor - Google Patents

a new type of motor Download PDF

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Publication number
CN109347239A
CN109347239A CN201811313119.9A CN201811313119A CN109347239A CN 109347239 A CN109347239 A CN 109347239A CN 201811313119 A CN201811313119 A CN 201811313119A CN 109347239 A CN109347239 A CN 109347239A
Authority
CN
China
Prior art keywords
heat dissipation
casing
type electric
new
electric machine
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
CN201811313119.9A
Other languages
Chinese (zh)
Inventor
卢奇锋
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.)
Zhejiang Guang Yue Motor Co Ltd
Original Assignee
Zhejiang Guang Yue Motor Co Ltd
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 Zhejiang Guang Yue Motor Co Ltd filed Critical Zhejiang Guang Yue Motor Co Ltd
Priority to CN201811313119.9A priority Critical patent/CN109347239A/en
Publication of CN109347239A publication Critical patent/CN109347239A/en
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K5/00Casings; Enclosures; Supports
    • H02K5/04Casings or enclosures characterised by the shape, form or construction thereof
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K5/00Casings; Enclosures; Supports
    • H02K5/04Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/10Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K5/00Casings; Enclosures; Supports
    • H02K5/04Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/22Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
    • H02K5/225Terminal boxes or connection arrangements
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K9/00Arrangements for cooling or ventilating
    • H02K9/19Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Motor Or Generator Cooling System (AREA)

Abstract

The invention discloses a kind of New-type electric machines, are related to motor field.The motor includes hollow casing, casing inner circumferential is provided with multiple heat dissipation cavitys, multiple heat dissipation cavitys are arranged along chassis axial direction, casing outer wall is provided with water inlet and water outlet, water inlet is connected to one of heat dissipation cavity, water outlet is connected to another adjacent cavity that radiates, and is provided between the heat dissipation cavity of water inlet and the heat dissipation cavity equipped with water outlet and is arranged in sealed shape, remaining heat dissipation cavity side close to each other, which is run through, interconnected connecting hole.The present invention has the following advantages and effects: when using above-mentioned motor, motor is cooled down using the heat exchange principle of cold water, compared with traditional air-cooled type of cooling, the cooling effect of water cooling is more preferable, cooling rate is high, and noise and other waste-gas heats will not be generated, and then have achieved the effect that high-cooling property.

Description

A kind of New-type electric machine
Technical field
The present invention relates to motor field, in particular to a kind of New-type electric machine.
Background technique
Motor refers to a kind of calutron that electric energy conversion or transmitting are realized according to the law of electromagnetic induction.Its main function To generate driving torque, as electrical appliance or the power source of various machinery, traditional motor mainly by casing, stator, rotor with And shaft etc. is constituted.
Chinese patent CN105471177A discloses one kind from radiating motor, which includes shell, and it is fixed to be equipped in shell Son, rotor, permanent magnet and drive shaft, the head end of shell are equipped with encoder, and the tail end of shell is equipped with heat sink.
Above-mentioned motor drives heat sink rotation when in use, by the work of drive shaft, realizes the radiating and cooling of motor.But It is that this type of cooling heat dissipation effect is poor, and noise is very big, has much room for improvement.
Summary of the invention
The object of the present invention is to provide a kind of New-type electric machines, have the effect of high-cooling property.
Above-mentioned technical purpose of the invention has the technical scheme that a kind of New-type electric machine, including in Empty casing, the casing inner circumferential are provided with multiple heat dissipation cavitys, and multiple heat dissipation cavitys are along the chassis axial direction Setting, the casing outer wall are provided with water inlet and water outlet, and the water inlet is connected to one of them described heat dissipation cavity, The water outlet is connected to another adjacent described heat dissipation cavity, is provided with the heat dissipation cavity of the water inlet and is equipped with institute It states and is arranged between the heat dissipation cavity of water outlet in sealed shape, remaining heat dissipation cavity side close to each other is mutual through having The connecting hole of connection.
By using above-mentioned technical proposal, when using above-mentioned motor, after filling the water into water inlet, cold water is along water inlet It after flowing into coupled logical heat dissipation cavity, is flow to further along connecting hole in adjacent heat dissipation cavity, until cold water successively flows It after multiple heat dissipation cavitys, finally flow in the heat dissipation cavity being connected with water outlet, is then flowed out further along water outlet.At this time Motor is cooled down using the heat exchange principle of cold water, compared with traditional air-cooled type of cooling, the cooling effect of water cooling Fruit is more preferable, and cooling rate is high, and will not generate noise and other waste-gas heats, has achieved the effect that high-cooling property.
The further setting of the present invention are as follows: the connecting hole is set to the end of the heat dissipation cavity, two neighboring described The cross-shaped setting of connecting hole.
By using above-mentioned technical proposal, by the way that staggered connecting hole is arranged, so that cold water is in flowing, serpentine-like shape Flowing is flow in next heat dissipation cavity after being full of entire heat dissipation cavity further along connecting hole, so that motor works When, it can be filled with cold water in all cavitys, further improve cooling effect and cooling rate, reached high-cooling property Effect.
The further setting of the present invention are as follows: side of the heat dissipation cavity in the middle part of the casing is evenly arranged with multiple Nose bar, the nose bar are arranged along the chassis axial direction.
By using above-mentioned technical proposal, increases the contact area of cold water and the cavity that radiates by setting nose bar, work as simultaneously When cold water flow, nose bar can force water to occur to beat and change the flow direction of cold water, enhance the turbulent extent of cold water, improve cold But efficiency and cooling effect, have further achieved the effect that high-cooling property.
The further setting of the present invention are as follows: the motor further includes the drive end bearing bracket and rear end cap for being set to the casing both ends, Running through on the rear end cap has connection jaws.
It by using above-mentioned technical proposal, is worn by the way that connection jaws are arranged in rear end cap position for conducting wire, instead of traditional electricity The terminal box of machine chassis sidewall reduces the occupied space of casing, increases the quantity of cooling cavity, and then can indirectly improve electricity The cooling effect and cooling rate of machine.
The further setting of the present invention are as follows: protecting tube is provided in the connection jaws, the outer wall of the protecting tube is provided with A pair pushes against the retaining ring of rear end cap both ends end face, and the threaded one end that the protecting tube is located at outside the rear end cap is connected with Casing, described sleeve pipe are provided with a circle for pushing against the baffle ring of the protection end surfaces away from one end end face of the protecting tube.
By using above-mentioned technical proposal, when conducting wire, after conducting wire is pierced by along protecting tube, then conducting wire worn Casing is crossed, and makes one end with baffle ring away from protecting tube, then screws casing, until after baffle ring compresses protection end surfaces, The installation for completing conducting wire is fixed.And then by the cooperation of setting protecting tube and casing, the tightness at connection jaws is improved, is reached The effect of waterproof.
The further setting of the present invention are as follows: the protecting tube is flexible convex away from the setting of one end end face of the rear end cap The outer wall of ring, the elasticity bulge loop is provided with the guide surface of arc-shaped, and the guide surface is mutual away from one end of the protecting tube The close and other end is located remotely from each other.
By using above-mentioned technical proposal, the outer wall of conducting wire is compressed by the way that elastic bulge loop is arranged, improves conducting wire and protecting tube Between tightness, further achieved the effect that waterproof.By the way that the guide surface of arc-shaped is arranged, elastic bulge loop outer wall is reduced Frictional force between internal surface of sleeve pipe, so that the installation or removal process of casing is more smooth, so that when conducting wire more It is convenient and efficient.
The further setting of the present invention are as follows: the outer wall of the elasticity bulge loop is circumferentially provided with several grooves, several described recessed Axial direction setting of the slot along the elastic bulge loop.
By using above-mentioned technical proposal, deformation space is provided for elastic bulge loop by setting groove, avoids elastic bulge loop The leakproofness of entire protecting tube is influenced after there is buckling phenomena, and then indirectly improves the waterproofness at conducting wire.
The further setting of the present invention are as follows: the one end of the two neighboring groove in the middle part of the elastic bulge loop is mutually leaned on Closely, and the other end is located remotely from each other.
It is close to each other by setting one end for groove by using above-mentioned technical proposal, and the other end is located remotely from each other, when When casing and baffle ring press elastic bulge loop generation compressive deformation, the elastic bulge loop between groove is overlapped mutually together, in turn The contact area between elastic bulge loop is enhanced, the leakproofness of elastic bulge loop is improved.
The further setting of the present invention are as follows: through there is mounting hole, the outer wall of the rear end cap is set at the middle part of the rear end cap It is equipped with the mounting plate for covering the mounting hole, the mounting plate is provided with mounting groove close to the side of the rear end cap.
By using above-mentioned technical proposal, when motor when in use, need turning the tip of the axis installation bearing, work as installation axle When holding, after bearing holder (housing, cover) is set to shaft, mounting plate is lifted, and after making the mounting groove alignment bearings on mounting plate, pushes peace Loading board close to rear end cap, and make bearing insertion mounting groove in after, mounting plate is fixed using bolt.When bearing damages When going bad and needing repairing, directly mounting plate is removed, bearing can be taken out, so that the maintenance replacement process of bearing is convenient Fast.
The further setting of the present invention are as follows: the outer wall of the casing is provided with a pair of of hanging ring, and a pair of hanging ring is located at institute It states between water inlet and the water outlet.
It is locked by hanging ring for boom hoisting by using above-mentioned technical proposal when needing to hang using motor, And motor can be fixed by the cooperation of rope and hanging ring, improve stability when motor uses.
In conclusion the invention has the following advantages:
1., instead of traditional air-cooled type of cooling, being improved by being cooled down using the heat exchange principle of cold water to motor The cooling effect and cooling rate of motor, have achieved the effect that high-cooling property;
2. by the way that staggered connecting hole is arranged, so that after cold water is full of entire heat dissipation cavity, then it flow to next heat dissipation cavity It is interior, it is ensured that be full of cold water in all cooling cavitys, further improve cooling effect and cooling rate;
3. increasing the contact area of cold water and the cavity that radiates by setting nose bar, while improving the turbulent extent of cold water, Zai Yibu Improve cooling efficiency and cooling effect;
4. increasing the waterproof effect of lead location by the protecting tube and casing of setting high leakproofness;
5. by the way that mounting plate easy to disassemble is arranged, so that the maintenance replacement process of bearing is convenient and efficient.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of embodiment;
Fig. 2 is the schematic diagram of internal structure of the casing of embodiment;
Fig. 3 is the structural schematic diagram of the rear end cap of embodiment;
Fig. 4 is the structural schematic diagram of the mounting plate of embodiment;
Fig. 5 is the structural schematic diagram of the groove of embodiment.
Appended drawing reference: 1, casing;11, hanging ring;12, water inlet;13, water outlet;2, drive end bearing bracket;3, rear end cap;31, it installs Hole;32, mounting plate;33, mounting groove;34, connection jaws;4, radiate cavity;41, nose bar;5, connecting hole;6, protecting tube;61, it keeps off Circle;7, elastic bulge loop;71, guide surface;72, groove;8, casing;81, baffle ring.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
As shown in Figure 1 and Figure 2, a kind of New-type electric machine including hollow casing 1, is set to 2 and of drive end bearing bracket at 1 both ends of casing Rear end cap 3.The outer wall of casing 1 is provided with a pair of of hanging ring 11, and 1 inner circumferential of casing is provided with multiple heat dissipation cavitys 4, and multiple heat dissipations are empty Chamber 4 is arranged along 1 axial direction of casing, and the cavity 4 that radiates is evenly arranged with multiple nose bars 41 close to the side at 1 middle part of casing, Nose bar 41 is arranged along 1 axial direction of casing.
As shown in Fig. 2, 1 outer wall of casing is provided with water inlet 12 and water outlet 13 positioned at 11 two sides of hanging ring, water inlet 12 are connected to one of heat dissipation cavity 4, and water outlet 13 is connected to another adjacent heat dissipation cavity 4.
As shown in Fig. 2, being provided between the heat dissipation cavity 4 of water inlet 12 and the heat dissipation cavity 4 equipped with water outlet 13 and being in Sealed shape setting, remaining heat dissipation cavity 4 side close to each other, which is run through, interconnected connecting hole 5, and connecting hole 5 is set It is placed in the end of heat dissipation cavity 4, and the cross-shaped setting of two neighboring connecting hole 5.
Before using motor, water injection pipe is first connected to water inlet 12, after drainpipe is connected to water outlet 13, by cold water Along in water injection pipe injection water inlet 12, cold water flows into coupled logical heat dissipation cavity 4 further along water inlet 12, until should After filling in heat dissipation cavity 4, flowed into next cooling cavity further along connecting hole 5, until cold water flow to and water outlet 13 After in the heat dissipation cavity 4 being connected, cold water is discharged further along water outlet 13, is completely filled with cold water in cooling cavitys all at this time.
It is lasting to be filled the water into water inlet 12 when motor work, casing 1 is carried out using the heat exchange principle of cold water cold But cool down, while also to cooling down inside casing 1.At the same time, when cold water flows through 41 position of nose bar, nose bar 41 forces cold Water occurs to beat and change the flow direction of cold water, enhances the turbulent extent of cold water, so improve entire motor cooling effect and Cooling rate avoids motor from occurring burning phenomenon.
As shown in Figure 3, Figure 4, through there is mounting hole 31, the outer wall of rear end cap 3 is provided with covering installation at the middle part of rear end cap 3 The mounting plate 32 in hole 31, mounting plate 32 are provided with mounting groove 33 close to the side of rear end cap 3.
When installing and using motor, need that bearing is installed in the end of machine shaft, when installing bearing, first by bearing holder (housing, cover) Set on shaft, then mounting plate 32 is lifted, and after making 33 alignment bearings of mounting groove on mounting plate 32, pushes mounting plate 32 Close to rear end cap 3, until when 32 side wall of mounting plate contradicts 3 outer wall of rear end cap, it is sharp at this time in a part of bearing insertion mounting groove 33 Mounting plate 32 is fixed with bolt.
When bearing damage and when needing repairing, after the bolt of fixed mounting plate 32 is unscrewed, directly by mounting plate 32 from rear After being removed on end cap 3, bearing can be taken out and be replaced, so that the maintenance replacement process of bearing is convenient and efficient.
As shown in figure 3, having also extended through connection jaws 34 on rear end cap 3, protecting tube 6 is provided in connection jaws 34, protecting tube 6 Outer wall is provided with a pair of retaining ring 61 for pushing against 3 both ends end face of rear end cap, and one end end that protecting tube 6 is located at outside rear end cap 3 is set It is equipped with elastic bulge loop 7.Casing 8 is threaded on protecting tube 6, casing 8 is provided with circle use away from one end end face of protecting tube 6 In the baffle ring 81 for pushing against 7 outer wall of elastic bulge loop.
When installing and using above-mentioned motor, after conducting wire to be first fixed on to the stator of motor, then by conducting wire along protecting tube 6 with And elastic 7 inner wall of bulge loop is pierced by, and rear end cap 3 is then fixed on 1 end of casing, the inner wall of elastic bulge loop 7 pushes against conducting wire at this time Outer wall.Then conducting wire is fed through casing 8 again, and makes one end with baffle ring 81 away from protecting tube 6, finally screw casing 8, until the installation for completing conducting wire is fixed after baffle ring 81 compresses elastic 7 outer wall of bulge loop.And then pass through setting protecting tube 6 and casing 8 Cooperation, improve connection jaws 34 at tightness, achieved the effect that waterproof.
As shown in figs. 3 and 5, the outer wall of elastic bulge loop 7 is provided with the guide surface 71 of arc-shaped, and guide surface 71 is away from protection One end of pipe 6 is close to each other and the other end is located remotely from each other.The outer wall of elastic bulge loop 7 is circumferentially provided with several grooves 72, several recessed Slot 72 is arranged along the axial direction of elastic bulge loop 7, and two neighboring groove 72 is mutually leaned on close to the one end at elastic 7 middle part of bulge loop Closely, and the other end is located remotely from each other.
By the guide surface 71 of setting arc-shaped, the frictional force between elastic 7 outer wall of bulge loop and 8 inner wall of casing is reduced, so that The installation or removal process of casing 8 is more smooth, so that more convenient when conducting wire.Further through setting groove 72 Deformation space is provided for elastic bulge loop 7, and when casing 8 and baffle ring 81 press the elastic generation of bulge loop 7 compressive deformation, groove Elastic bulge loop 7 between 72 is overlapped mutually together, and entire protecting tube 6 is influenced after avoiding elastic bulge loop 7 from buckling phenomena occur Leakproofness has further achieved the effect that waterproof.
Working principle: when motor work, after injecting cold water into water inlet 12, cold water is flowed into along water inlet 12 and it In the heat dissipation cavity 4 being connected, until the heat dissipation cavity 4 in fill after, cold water flows into next cooling further along connecting hole 5 In cavity, until being completely filled in all cooling cavitys cold when cold water is full of in the heat dissipation cavity 4 being connected with water outlet 13 When cold water is discharged further along water outlet 13 at this time.And then casing 1 is cooled down using the heat exchange principle of cold water, together When also to cooling down inside casing 1, improve the cooling effect and cooling rate of entire motor, avoid motor occur burning it is existing As.
Specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art It can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as in this hair All by the protection of Patent Law in bright scope of the claims.

Claims (10)

1. a kind of New-type electric machine, including hollow casing (1), it is characterised in that: casing (1) inner circumferential is provided with multiple dissipate Hot cavity (4), multiple heat dissipation cavitys (4) are arranged along the casing (1) axial direction, and casing (1) outer wall is provided with Water inlet (12) and water outlet (13), the water inlet (12) are connected to one of them described heat dissipation cavity (4), the water outlet Mouthful (13) are connected to another adjacent described heat dissipation cavity (4), be provided with the water inlet (12) heat dissipation cavity (4) and It is arranged between heat dissipation cavity (4) equipped with the water outlet (13) in sealed shape, remaining described heat dissipation cavity (4) is close to each other Side through there is interconnected connecting hole (5).
2. a kind of New-type electric machine according to claim 1, it is characterised in that: the connecting hole (5) is set to the heat dissipation The end of cavity (4), and the two neighboring connecting hole (5) cross-shaped setting.
3. a kind of New-type electric machine according to claim 2, it is characterised in that: the heat dissipation cavity (4) is close to the casing (1) side in the middle part of is evenly arranged with multiple nose bars (41), and the nose bar (41) is arranged along the casing (1) axial direction.
4. a kind of New-type electric machine according to claim 1, it is characterised in that: the motor further includes being set to the casing (1) drive end bearing bracket (2) and rear end cap (3) at both ends, through there is connection jaws (34) on the rear end cap (3).
5. a kind of New-type electric machine according to claim 4, it is characterised in that: be provided with protecting tube in the connection jaws (34) (6), the outer wall of the protecting tube (6) is provided with a pair of retaining ring (61) for pushing against rear end cap (3) the both ends end face, the protection Pipe (6) is located at the external threaded one end of the rear end cap (3) and is connected with casing (8), and described sleeve pipe (8) deviates from the protecting tube (6) one end end face is provided with a circle for pushing against the baffle ring (81) of the protecting tube (6) end face.
6. a kind of New-type electric machine according to claim 5, it is characterised in that: the protecting tube (6) deviates from the rear end cap (3) flexible bulge loop (7) is arranged in one end end face, and the outer wall of the elasticity bulge loop (7) is provided with the guide surface (71) of arc-shaped, The guide surface (71) is close to each other away from the one end of the protecting tube (6) and the other end is located remotely from each other.
7. a kind of New-type electric machine according to claim 6, it is characterised in that: the outer wall of the elasticity bulge loop (7) is circumferentially set It is equipped with several grooves (72), axial direction setting of several grooves (72) along the elastic bulge loop (7).
8. a kind of New-type electric machine according to claim 7, it is characterised in that: the two neighboring groove (72) is close to described One end in the middle part of elastic bulge loop (7) is close to each other, and the other end is located remotely from each other.
9. a kind of New-type electric machine according to claim 4, it is characterised in that: the middle part of the rear end cap (3), which is run through, peace It fills hole (31), the outer wall of the rear end cap (3) is provided with the mounting plate (32) for covering the mounting hole (31), the mounting plate (32) side close to the rear end cap (3) is provided with mounting groove (33).
10. a kind of New-type electric machine according to claim 9, it is characterised in that: the outer wall of the casing (1) is provided with a pair Hanging ring (11), a pair of hanging ring (11) is between the water inlet (12) and the water outlet (13).
CN201811313119.9A 2018-11-06 2018-11-06 a new type of motor Pending CN109347239A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811313119.9A CN109347239A (en) 2018-11-06 2018-11-06 a new type of motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811313119.9A CN109347239A (en) 2018-11-06 2018-11-06 a new type of motor

Publications (1)

Publication Number Publication Date
CN109347239A true CN109347239A (en) 2019-02-15

Family

ID=65313634

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811313119.9A Pending CN109347239A (en) 2018-11-06 2018-11-06 a new type of motor

Country Status (1)

Country Link
CN (1) CN109347239A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113853725A (en) * 2019-05-21 2021-12-28 索尤若驱动有限及两合公司 Drive device having an electric machine with a rotor shaft, an angle sensor and a cover part and a connecting module, and method for producing a drive device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100823954B1 (en) * 2006-10-25 2008-04-22 주식회사 현대제이콤 Radiator
CN104518614A (en) * 2015-01-16 2015-04-15 上海中科深江电动车辆有限公司 Liquid-cooling device of drive motor and drive motor
CN204517574U (en) * 2015-04-20 2015-07-29 沈阳远大科技园有限公司 Compact(ing) machine cooling structure

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100823954B1 (en) * 2006-10-25 2008-04-22 주식회사 현대제이콤 Radiator
CN104518614A (en) * 2015-01-16 2015-04-15 上海中科深江电动车辆有限公司 Liquid-cooling device of drive motor and drive motor
CN204517574U (en) * 2015-04-20 2015-07-29 沈阳远大科技园有限公司 Compact(ing) machine cooling structure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113853725A (en) * 2019-05-21 2021-12-28 索尤若驱动有限及两合公司 Drive device having an electric machine with a rotor shaft, an angle sensor and a cover part and a connecting module, and method for producing a drive device

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Application publication date: 20190215