CN206640444U - A kind of motor and electric automobile - Google Patents

Abstract

The utility model provides a kind of motor and electric automobile, is related to electric automobile field.Motor provided by the utility model, a kind of motor, applied to electric automobile, including rotor, Stator and electrical machine casing, stator is fixedly installed on inside motor case, and rotor is rotatably arranged in stator interior, the first cooling component is provided with motor, first cooling component includes shell, and shell surrounds multiple parallel arrangement of flow-guiding channels, and each flow-guiding channel wound motor casing one week with motor case.Multiple water inlets and multiple delivery ports are further opened with shell, each flow-guiding channel connection corresponding with a water inlet and a delivery port, and water inlet and delivery port are arranged on the relative both sides of motor case radially, two water inlets on adjacent two flow-guiding channels are arranged on the relative both sides of motor case radially.Electric automobile provided by the utility model employs above-mentioned motor.Motor and electric automobile provided by the utility model can improve radiating effect.

Description

A kind of motor and electric automobile

Technical field

Electric automobile field is the utility model is related to, in particular to a kind of motor and electric automobile.

Background technology

Electric automobile, as the energy, will not discharge pernicious gas, the pollution for environment is several using green electric energy It is zero, so general life range for entering numerous people of electric automobile.It is identical with gasoline automobile, electric automobile Motor needs also exist for radiating, and to ensure the normal work of motor, but the motor generally use of existing current electric automobile is air-cooled, Air-cooled cooling effect is bad, may be such that to click on and scalds, influences the function of motor.And the motor of water cooling is used, generally all An only cyclic water channel, so the cooling effect in the cooling water close to water outlet end will be greatly reduced so that motor enters The cooling effect of mouth of a river end and water outlet end is inconsistent, influences the use function of motor.

Utility model content

The purpose of this utility model is to provide a kind of motor, and it can improve radiating effect, and it is preferable to ensure that motor has Working environment.

Another object of the present utility model is to provide a kind of electric automobile, the radiating effect of its lifting motor, can guarantee that Motor works under preferable working environment.

The utility model provides a kind of technical scheme：

A kind of motor, institute is fixedly installed on applied to electric automobile, including rotor, Stator and electrical machine casing, the stator State inside motor case, the rotor is rotatably arranged in stator interior, and the first cooling component, institute are provided with the motor Stating the first cooling component includes shell, and the shell surrounds multiple flow-guiding channels with the motor case, and multiple water conservancy diversion lead to Road is set parallel, and each flow-guiding channel surround the motor case one week；

Multiple water inlets and multiple delivery ports, each flow-guiding channel and a water inlet are further opened with the shell With delivery port is corresponding connects, and the water inlet and the delivery port are arranged on the motor case radially relative Both sides, and two water inlets on adjacent two flow-guiding channels are arranged on the motor case radially relative Both sides.

Further, each two forms vent passages between forming the perisporium of the flow-guiding channel.

Further, the width of the vent passages is less than or equal to the width of the flow-guiding channel.

Further, first cooling component also includes water pump, and the water pump is used to contain coolant and makes coolant Flowing, the water pump is fixedly connected on one end of the motor case axis, and one end of the rotor passes through the water pump, The water pump has an accommodation space, and multiple water inlets and multiple delivery ports connect with the accommodation space respectively It is logical.

Further, the water pump also includes impeller, and the impeller is arranged at the inside of the water pump, the impeller installation On the rotor, to follow rotor to rotate and make the coolant flow in water pump.

Further, the motor also includes the second cooling component, and second cooling component is stretched installed in the rotor Go out one end of the motor case, second cooling component is by making air current flow with to motor progress cooling.

Further, second cooling component includes fan, and the fan is arranged on the rotor and stretches out the motor One end of casing.

Further, second cooling component also includes flywheel, and the flywheel is arranged on the rotor, the flywheel It is fixedly connected with the fan, the flywheel optionally freely revolves with the rotor synchronous rotary or the disengaging rotor Turn, and the flywheel and the motor case are located at the both sides that the fan is relative respectively.

Further, second cooling component also includes fastener, and the fastener is arranged on the rotor, with choosing Selecting property the flywheel and the fan are fastened on the rotor, and make the flywheel, the fan and the rotor same Step rotation, or the fastener depart from the flywheel and the fan, so that the flywheel and the fan rotate freely.

A kind of electric automobile, including electric automobile body and motor, it is that motor includes rotor, Stator and electrical machine casing, institute State stator to be fixedly installed on inside the motor case, the rotor is rotatably arranged in stator interior, sets on the motor The first cooling component is equipped with, first cooling component includes shell, and the shell surrounds multiple water conservancy diversion with the motor case Passage, multiple flow-guiding channels are set parallel, and each flow-guiding channel surround the motor case one week；

Multiple water inlets and multiple delivery ports, each flow-guiding channel and a water inlet are further opened with the shell With delivery port is corresponding connects, and the water inlet and the delivery port are arranged on the motor case radially relative Both sides, and two water inlets on adjacent two flow-guiding channels are arranged on the motor case radially relative Both sides.The motor is removably disposed on the electric automobile body.

Compared with prior art, the beneficial effect of motor and electric automobile provided by the utility model is：

Coolant is respectively delivered to by multiple water inlets by the water pump that is located on motor multiple to be centered around motor machine In flow-guiding channel on shell, by coolant and motor case heat-shift to realize the cooling of motor case.It is because more Individual flow-guiding channel surrounds motor case one week respectively, reduces the length of each flow-guiding channel so that flow coolant wherein Cooling effect of the coolant to motor case will not be improved because of too heating long is retained inside flow-guiding channel.Because phase Two water inlets on two adjacent flow-guiding channels are respectively arranged at the relative both sides of motor case radially, ensure motor machine The radiating effect of each side of shell can ensure preferable effect.

Brief description of the drawings

, below will be to required use in embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also To obtain other related accompanying drawings according to these accompanying drawings.

Fig. 1 is the cross section structure diagram at the visual angle of motor first that the utility model first embodiment provides；

Fig. 2 is the cross section structure diagram at the visual angle of motor second that the utility model first embodiment provides；

Fig. 3 is the flywheel cross section structure diagram that the utility model first embodiment provides；

Fig. 4 is enlarged drawing at IV in Fig. 3.

Icon：10- motors；100- stators；200- rotors；300- motor cases；The accommodation spaces of 310- first；400- first Cooling component；410- shells；411- flow-guiding channels；412- water inlets；413- delivery ports；414- perisporiums；415- vent passages； 420- water pumps；The accommodation spaces of 421- second；422- impellers；423- first through hole；The through holes of 424- second；500- the second cooling groups Part；510- fans；511- connectors；520- flywheels；530- fasteners；531- grooves；532- elastic components.

Embodiment

It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Generally here described in accompanying drawing and The component of the utility model embodiment shown can be configured to arrange and design with a variety of.

Therefore, the detailed description of the embodiment of the present utility model to providing in the accompanying drawings is not intended to limit requirement below The scope of the utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in the utility model Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all Belong to the scope of the utility model protection.

It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi It is defined, then it further need not be defined and explained in subsequent accompanying drawing in individual accompanying drawing.

In description of the present utility model, it is to be understood that term " " center ", " on ", " under ", "left", "right", The orientation or position relationship of the instructions such as " interior ", " outer " be based on orientation shown in the drawings or position relationship, or practicality newly Type product using when the orientation usually put or position relationship, or the orientation or position that those skilled in the art usually understand Relation, it is for only for ease of description the utility model and simplifies description, rather than indicates or imply that signified equipment or element must There must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.

In addition, term " first ", " second ", " the 3rd " etc. are only used for distinguishing description, and it is not intended that instruction or hint Relative importance.

In description of the present utility model, it is also necessary to which explanation, unless otherwise clearly defined and limited, term " are set Put ", " installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, Or it is integrally connected；Can be mechanical connection or electrical connection；Can be joined directly together, intermediary can also be passed through It is indirectly connected, can is the connection of two element internals.For the ordinary skill in the art, can be managed with concrete condition Solve concrete meaning of the above-mentioned term in the utility model.

First embodiment

Referring to Fig. 1, present embodiments providing a kind of motor 10, the radiating effect of its energy lifting motor 10, ensure motor 10 have preferable working environment.Wherein, motor 10 includes stator 100, rotor 200, motor case 300, the first cooling component 400 and second cooling component 500, stator 100 be fixedly installed on inside motor case 300, rotor 200 is rotatably arranged in fixed Inside son 100, the first cooling component 400 is arranged on the outside of motor case 300, and the second cooling component 500 is arranged on motor machine One end of the axial direction of shell 300.

Wherein, motor case 300 is to be arranged on the first appearance with a first cylindrical accommodation space 310, stator 100 Inside 310 between being empty, stator 100 is fitted on the internal perisporium of motor case 300, and forms cylindrical shape.The both ends of rotor 200 are by electricity The axis of machine casing 300 passes through motor case 300, and the both ends of rotor 200 stretch out in motor case 300, rotor 200 respectively Also cross columnar stator 100, and can be rotated in stator 100.

In addition, please referring to Fig. 1 and Fig. 2, the first cooling component 400 includes shell 410 and water pump 420, and shell 410 encloses Be around in the outside of motor case 300, and form multiple flow-guiding channels 411, multiple flow-guiding channels 411 be used for coolant by and it is cold But motor case 300.Multiple flow-guiding channels 411 are set parallel, and each 411 wound motor casing of flow-guiding channel 300 1 weeks. In the present embodiment, each flow-guiding channel 411 forms annular, and the axis of each flow-guiding channel 411 with motor case 300 Axis collinear.It should be appreciated that in other embodiments, the set-up mode of flow-guiding channel 411 can also be different, for example, water conservancy diversion Passage 411 forms annular, and the axis of the axis of flow-guiding channel 411 and motor case 300 has angle.

Multiple water inlets 412 and multiple delivery ports 413 are further opened with shell 410, each flow-guiding channel 411 enters with one The mouth of a river 412 corresponds to a delivery port 413 and connected, and the water inlet 412 and delivery port connected with same flow-guiding channel 411 413 are arranged on the relative both sides of motor case 300 radially, so that the distance that coolant flows through is shorter, strengthen cooling effect. It should be appreciated that in other embodiments, the water inlet 412 and the set-up mode of delivery port 413 connected with same flow-guiding channel 411 Can also be different, for example, water inlet 412 and delivery port 413 are arranged on the same side of motor case 300 radially.

Further, two water inlets 412 on two adjacent flow-guiding channels 411 are arranged on motor case 300 radially Upper relative both sides, so that compared to the coolant close to delivery port 413, the cooling liquid energy relatively low close to the temperature of water inlet 412 The both sides of motor case 300 are evenly distributed in, strengthen radiating effect.I.e. in the present embodiment, in the same of motor case 300 The arrangement mode of side water inlet 412 and delivery port 413 is：A delivery port 413 is provided between each two water inlet 412, often A water inlet 412 is provided between two delivery ports 413.It should be appreciated that in other embodiments, motor case 300 is same The water inlet 412 of side and the arrangement mode of delivery port 413 can also be different, such as multiple water inlets 412 are disposed adjacent to each other, more Individual delivery port 413 is disposed adjacent to each other.

In addition, forming vent passages 415 between the perisporium 414 of each formation flow-guiding channel 411, vent passages 415 are used Distributed in the heat that flow-guiding channel 411 brings out coolant, in coolant to the same of the cooling of motor case 300 When, vent passages 415, to carry out the effect of cooling to coolant, further enhance indirectly by cooling perisporium 414 The effect of cooling.In addition, the width of vent passages 415 is less than or equal to the width of flow-guiding channel 411, to facilitate arrangement more More flow-guiding channels 411, strengthen the effect of cooling.

Water pump 420 is arranged on one end of the axial direction of motor case 300, and water pump 420 is used to house coolant, and makes coolant Flowing, coolant is then set to flow into the work that flow-guiding channel 411 cool down radiating.Water pump 420 has the second accommodation space 421, coolant is placed in inside the second accommodation space 421.In addition, one end of rotor 200 passes through water pump 420, positioned at water pump 420 Internal rotor 200 is used to provide power to water pump 420, i.e., when motor 10 is started working, rotor 200 is simultaneously to water pump 420 Power is provided, water pump 420 is to the inner supply coolant of flow-guiding channel 411, and when motor 10 is stopped, water pump 420 runs out of steam Source, it is stopped at leisure.

Water pump 420 includes impeller 422, and impeller 422 is arranged at the inside of water pump 420, and install on rotor 200, with Being rotated with rotor 200 causes the coolant flow in water pump 420 to get up.In addition, the He of first through hole 423 is offered on water pump 420 Second through hole 424, the through hole 424 of first through hole 423 and second connect with the second accommodation space 421 respectively so that inside water pump 420 Cooling liquid energy flow out water pump 420 from first through hole 423 and be oriented to flow-guiding channel 411, the coolant flowed out from flow-guiding channel 411 Then water pump 420 is flowed back to from the second through hole 424.In the present embodiment, multiple water inlets 412 connect with first through hole 423 respectively, with Coolant is led into flow-guiding channel 411, multiple delivery ports 413 and connected with the second through hole 424, will be led from multiple delivery ports 413 The coolant gone out leads back to water pump 420.It should be appreciated that in other embodiments, the setting of the through hole 424 of first through hole 423 and second Mode can also be different, for example, it is multiple that first through hole 423, which is multiple and/or the second through hole 424, i.e., first through hole 423 is more Individual, either the second through hole 424 is that multiple or first through hole 423 is that multiple and the second through hole 424 is multiple, first through hole 423 and second through hole 424 be randomly dispersed on water pump 420.

Continuing referring to Fig. 1, the second cooling component 500 is arranged on one end that rotor 200 stretches out motor case 300, and second Cooling component 500 is by making air current flow with to the progress cooling of motor 10.In the present embodiment, the second cooling component 500 The relative both sides on the axial direction of motor case 300 are oppositely arranged on water pump 420.Wherein, the second cooling component 500 includes fan 510 and flywheel 520, fan 510 is arranged on one end that rotor 200 stretches out motor case 300, and flywheel 520 is also mounted at turn simultaneously Son 200 stretches out one end of motor case 300, and flywheel 520 is fixedly connected with fan 510, and flywheel 520 and motor case 300 Respectively positioned at the relative both sides of fan 510.Flywheel 520 optionally with the synchronous rotary of rotor 200, or depart from rotor 200 from By rotating.Because flywheel 520 is fixedly connected with fan 510, fan 510 and the synchronous rotary of flywheel 520 or stopping.

When rotor 200 rotates, fan 510 and flywheel 520 is driven to rotate, in the present embodiment, the diameter of flywheel 520 is more than The diameter of fan 510, so the air-flow of flowing just blows to motor case 300 due to the stop of flywheel 520 caused by fan 510 With to the cooling of motor case 300.After motor 10 powers off, in the present embodiment, flywheel 520 passes through connector 511 and wind Fan 510 is fixedly connected, and by the inertia of flywheel 520, is driven fan 510 to continue to rotate, is continued to radiate to motor case 300 Cooling, further improves the speed that motor 10 stops using rear cooling.

In addition, please referring to Fig. 1, Fig. 3 and Fig. 4, the second cooling component 500 also includes fastener 530, fastener 530 Set on rotor 200, optionally to fasten flywheel 520 and fan 510 on rotor 200, and cause flywheel 520 and wind Fan 510 can depart from flywheel 520 and fan 510 so that flywheel 520 and fan with the synchronous rotary of rotor 200, or fastener 530 510 rotate freely.In the present embodiment, fastener 530 is two, is coordinated respectively with fan 510 and flywheel 520.Herein with Illustrate exemplified by the fastener 530 that flywheel 520 coordinates.

In the present embodiment, rotor 200 opens up fluted 531 with the junction of flywheel 520, and fastener 530 is arranged on groove Inside 531, and elastic component 532 is additionally provided with inside groove 531, one end of elastic component 532 is arranged on the bottom wall of groove 531 On, the other end of elastic component 532 is arranged on fastener 530, so that what fastener 530 can be selective is placed in groove 531 Or stretch out in groove 531.In addition, the one end of fastener 530 away from the bottom wall of groove 531 for wedge shape, it include an inclined-plane with One vertical plane, in the present embodiment, when 200 rotate counterclockwise of rotor, vertical plane is held in flywheel 520 so that fastener 530 are fastened on flywheel 520, now flywheel 520 and the synchronous rotary of rotor 200, and when motor 10 powers off, rotor 200 is a significant slowdown, and Flywheel 520 continues to rotate by inertia, and rotor 200 turns clockwise relative to flywheel 520, now above-mentioned inclined-plane stress, makes The slide downward of fastener 530 is obtained, and is placed in groove 531, now flywheel 520 rotates freely.

Coolant is passed through multiple water inlets by the motor 10 that the present embodiment provides by the water pump 420 being located on motor 10 412 are respectively delivered in multiple flow-guiding channels 411 being centered around on motor case 300, are handed over by coolant and motor case 300 Heat exchange amount is to realize the cooling of motor case 300.Because multiple flow-guiding channels 411 surround motor case 300 1 weeks respectively, Reduce the length of each flow-guiding channel 411 so that flowing coolant wherein will not retain because of inside flow-guiding channel 411 Too heating long, improves cooling effect of the coolant to motor case 300.Because on two adjacent flow-guiding channels 411 Two water inlets 412 are respectively arranged at the relative both sides of motor case 300 radially, ensure 300 each side of motor case Radiating effect can ensure preferable effect.Simultaneously as employing the setting of fan 510 and flywheel 520, further strengthen The cooling effect of motor 10.Also, when motor 10 is stopped, due to the effect of inertia of flywheel 520 so that second Cooling component 500 can work on a period of time, accelerate cooling velocity when motor 10 is not used.

Second embodiment

Present embodiments provide a kind of electric automobile (not shown), wherein, the electric automobile include electric automobile body and The motor 10 that first embodiment provides, motor 10 are removably mounted on electric automobile body.The electric automobile improves motor 10 radiating effect, it can guarantee that motor 10 works under preferable working environment.

The electric automobile that the present embodiment provides employs the motor 10 of first embodiment, cold by the good radiating of motor 10 But function so that the cooling effect promoting of electric automobile, that is, cause the performance lifting of electric automobile, improve electronic The service life of automobile.

Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this For the technical staff in field, the utility model can have various modifications and variations.It is all in the spirit and principles of the utility model Within, any modification, equivalent substitution and improvements made etc., it should be included within the scope of protection of the utility model.

Claims (10)

1. a kind of motor, applied to electric automobile, including rotor, Stator and electrical machine casing, the stator is fixedly installed on described Inside motor case, the rotor is rotatably arranged in stator interior, it is characterised in that it is cold to be provided with first on the motor But component, first cooling component include shell, and the shell surrounds multiple flow-guiding channels, Duo Gesuo with the motor case State flow-guiding channel to set parallel, and each flow-guiding channel surround the motor case one week；

Multiple water inlets and multiple delivery ports, each flow-guiding channel and a water inlet and one are further opened with the shell Individual delivery port is corresponding to be connected, and the water inlet and the delivery port are arranged on relative two of the motor case radially Side, and two water inlets on adjacent two flow-guiding channels are arranged on relative two of the motor case radially Side.

2. motor according to claim 1, it is characterised in that each two is formed between forming the perisporium of the flow-guiding channel Vent passages.

3. motor according to claim 2, it is characterised in that the width of the vent passages is less than or equal to the water conservancy diversion The width of passage.

4. according to the motor described in claim any one of 1-3, it is characterised in that first cooling component also includes water pump, The water pump is used to contain coolant and make coolant flow, and the water pump is fixedly connected on the one of the motor case axis End, and one end of the rotor pass through the water pump, the water pump have an accommodation space, multiple water inlets with it is more The individual delivery port connects with the accommodation space respectively.

5. motor according to claim 4, it is characterised in that the water pump also includes impeller, and the impeller is arranged at institute The inside of water pump is stated, the impeller is arranged on the rotor, to follow rotor to rotate and play the coolant flow in water pump Come.

6. motor according to claim 1, it is characterised in that the motor also includes the second cooling component, and described second Cooling component is arranged on one end that the rotor stretches out the motor case, second cooling component by make air current flow with Cooling is carried out to the motor.

7. motor according to claim 6, it is characterised in that second cooling component includes fan, the fan peace One end of the motor case is stretched out mounted in the rotor.

8. motor according to claim 7, it is characterised in that second cooling component also includes flywheel, the flywheel It is arranged on the rotor, the flywheel is fixedly connected with the fan, the flywheel optionally rotation synchronous with the rotor Turn or depart from the rotor and rotate freely, and with the motor case to be located at the fan respectively relative two for the flywheel Side.

9. motor according to claim 8, it is characterised in that second cooling component also includes fastener, the card Fastener is arranged on the rotor, so that optionally the flywheel and the fan are fastened on the rotor, and is made described Flywheel, the fan and the rotor synchronous rotary, or the fastener depart from the flywheel and the fan, so that described Flywheel and the fan rotate freely.

A kind of 10. electric automobile, it is characterised in that the electricity including electric automobile body and as described in claim any one of 1-9 Machine, the motor are removably disposed on the electric automobile body.