CN209593118U - Motor with cooling jacket - Google Patents

Motor with cooling jacket Download PDF

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Publication number
CN209593118U
CN209593118U CN201920181689.0U CN201920181689U CN209593118U CN 209593118 U CN209593118 U CN 209593118U CN 201920181689 U CN201920181689 U CN 201920181689U CN 209593118 U CN209593118 U CN 209593118U
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China
Prior art keywords
end cover
axis
shell
hole
communication
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Application number
CN201920181689.0U
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Chinese (zh)
Inventor
夏继
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NIO Holding Co Ltd
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NIO Nextev Ltd
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Abstract

This application involves a kind of motors with cooling jacket comprising: shell comprising multiple tones;First end cover and second end cover are arranged in the both ends of shell and surround chamber together with shell;Current divider is arranged in first end cover and has entrance and exit;Axis, setting is intracavitary and extend to second end cover from first end cover, wherein axis hole and the pipe with axis hole communication are provided in axis;Rotor is attached on axis;Stator is attached on shell and is arranged intracavitary;Wherein, entrance by the first rotor channel that is arranged in current divider come with pipe communication, and entrance and multiple tones communications;And wherein, export by the second rotor channel for being arranged in current divider come with axis hole communication, and export and multiple tones communications.The motor of the application has many advantages, such as that structure is simple, easily fabricated, easy for installation, and can effectively be cooled down to stator and rotor.

Description

Motor with cooling jacket
Technical field
This application involves motor cooling fields, and more specifically, are related to a kind of motor with cooling jacket, energy It is enough to provide stator from effective cooling to motor and rotor.
Background technique
It is known that motor or generator generally produce a large amount of heat in operation, and these heats concentrate on The stator and rotor portion of motor issue.The aggregation of heat leads to the raising of motor component temperature, this stabilization work for motor It is unfavorable for work.
Some solutions have been proposed to radiate to motor.For example, in a kind of existing motor, motor casing It is provided with spiral water channel in vivo, and is provided on electric machine casing the Inlet and outlet water that Cooling Water enters and leaves water channel Mouth.Disengaging water nozzle is connected on external water route, to provide cooling along the periphery of electric machine casing.
However, existing electromotor cooling system has, structure is complicated, it is difficult to the deficiencies of being integrated with controller and retarder, and And it is only capable of cooling down the stator near electric machine casing.
Accordingly, there exist the constant demands for a kind of new motor, it is desirable to which the motor is able to solve the above problem At least one of.
Utility model content
The application one side is designed to provide a kind of motor, cooling jacket is had, in order to provide compact installation Structure simultaneously effectively cools down stator and rotor.
The purpose of the application is achieved by the following technical solution:
A kind of motor with cooling jacket, comprising:
Shell comprising multiple tones;
First end cover and second end cover are arranged in the both ends of shell and surround chamber together with shell;
Current divider is arranged in first end cover and has entrance and exit;
Axis, setting is intracavitary and extend to second end cover from first end cover, wherein axis hole and and axis hole are provided in axis The pipe of communication;
Rotor is attached on axis;
Stator is attached on shell and is arranged intracavitary;
Wherein, entrance by the first rotor channel that is arranged in current divider come with pipe communication, and entrance with Multiple tones communications;And
Wherein, export by the second rotor channel for being arranged in current divider come with axis hole communication, and export With multiple tones communications.
In above-mentioned motor, optionally, multiple tones are configured to reciprocally extend on the periphery of shell.
In above-mentioned motor, optionally, outlet is by the hole in first end cover and current divider with multiple tones at stream Body connection, and export hole and the multiple tones communications passed through in first end cover and current divider.
In above-mentioned motor, optionally, outlet and hole junction, entrance and hole junction, multiple tones and Kong Lian The place of connecing is provided with sealing ring.
In above-mentioned motor, optionally, pipe be concentrically arranged in axis hole, and manage and axis hole along axis from first end cover to Second end cover extends.
In above-mentioned motor, optionally, manages and be configured to opening close to one end of second end cover, flowed to be formed with axis hole Body connection.
In above-mentioned motor, optionally, the first rotor channel is set with pipe junction, the second rotor channel and axis hole junction It is equipped with sealing ring.
In above-mentioned motor, it optionally, in second end cover is provided with multiple mounting holes.
In above-mentioned motor, optionally, entrance and exit is configured to connect on cooling circuit.
In above-mentioned motor, optionally, shell is configured to be made of aluminium type material extruding.
It is simple, easily fabricated, easy for installation that the motor of the application has many advantages, such as structure, and is able to use working fluid Stator and rotor are effectively cooled down, additionally it is possible to be assembled into compact mounting assembly with controller and retarder.
Detailed description of the invention
The application is explained in further detail below with reference to attached drawing and preferred embodiment, but art technology Personnel it will be appreciated that, these attached drawings are drawn for the purpose for explaining preferred embodiment, and therefore should not be made For the limitation to the application range.In addition, unless otherwise indicated, attached drawing is only intended to the group for conceptually indicating described object At or construction and may include that expansiveness show that and attached drawing is also not necessarily drawn to scale.
Fig. 1 is the three-dimensional view of one embodiment of the motor of the application.
Fig. 2 is the first viewgraph of cross-section of embodiment illustrated in fig. 1.
Fig. 3 is the second viewgraph of cross-section of embodiment illustrated in fig. 1.
Specific embodiment
Preferred embodiment of the present application is described in detail below with reference to attached drawing.What those of skill in the art will be appreciated that It is that these descriptions are only descriptive, illustrative, and should not be interpreted as limiting the protection scope of the application.
Firstly, it is necessary to explanation, the top that is previously mentioned herein, bottom, upward, towards inferior positional terms be opposite Come what is defined, they are opposite concepts in direction in each attached drawing, and therefore being capable of different positions according at it It sets and changes with different practical states.So restricted term should not be interpreted as these or other positional terms.
Furthermore, it should be further noted that for any single technical characteristic for describing or implying in the embodiments herein, or Any single technical characteristic for being shown in the accompanying drawings or implying still is able to continue between these technical characteristics (or its equivalent) It is combined, to obtain the other embodiments for the application not referred to directly herein.
It should be noted that in different drawings, identical reference label indicates same or about component.
Fig. 1 is the three-dimensional view of one embodiment of the motor of the application.Wherein, motor 100 includes: shell 100;First End cap 120 and second end cover 130, they are separately positioned on the both ends of shell 100, and surround and be not shown together with shell 100 Chamber 110a;Current divider 121 is arranged in first end cover 120, and with entrance 140 and outlet 145.
Optionally, multiple mounting holes are provided in second end cover 130.
In addition, as shown in fig. 1, multiple mounting portions for vehicle suspension system are provided in first end cover 120, namely The component of 122a, 122b and 122c are identified as in Fig. 1.
In one embodiment, it is made up according to the shell of the application 100 of aluminium type material extruding.Aluminium type material is for example It can be aluminium alloy etc..In addition, may be provided with the port for lead-in conductor on end cap, conducting wire may be, for example, the height for motor Extrusion line, and end cap may be, for example, first end cover 120 shown in Fig. 1.Conducting wire can extend in a generally upward direction, And it is connect with unshowned controller.
Fig. 2 is the first viewgraph of cross-section of embodiment illustrated in fig. 1.Specifically, Fig. 2 is entrance 140 shown in Fig. 1 The viewgraph of cross-section intercepted on the section at place.As shown, motor 100 further include: axis 150 is arranged in chamber 110a, and And second end cover 130 is extended to from first end cover 120;Rotor 160 is attached on axis 150;Stator 170, is attached to shell On 100 and it is arranged in chamber 110a, wherein stator 170 and be disposed adjacent to rotor 160.
Wherein, it is provided with the first rotor channel 141 in current divider 121, axis hole 143, and and axis hole are provided in axis 150 143 pipes 142 concentrically installed.Entrance 140 by the first rotor channel 141 come with 142 communication of pipe.
And the first tones 141a wherein, is provided in shell 110, and the first tones 141a and entrance 140 communications.
Optionally, the first tones 141a is entered by the Kong Laiyu opened up in first end cover 120 and current divider 121 140 communications of mouth.In addition, unshowned each stator in shell 110 is logical in one embodiment of the application The both ends in road are arranged close to first end cover 120 and second end cover 130 respectively, and by first end cover 120 and second end cover 130 Closing.In the illustrated embodiment, the first tones 141a forms structure in parallel with the first rotor channel 141 each other.
Optionally, axis hole 143 and pipe 142 can extend along the axis of axis 150 from 120 casees second end covers of first end cover 130.
Optionally, axis hole 143 has first diameter, and pipe 142 has second diameter, and first diameter is greater than second directly Diameter.
Optionally, pipe 142 is configured to opening close to one end of second end cover 130, to connect with axis hole 143 at fluid It is logical.
In use, entrance 140 and outlet 145 are configured to connect on unshowned cooling circuit.Cooling fluid is in arrow Motor 100 is supplied into from entrance 140 on direction shown in head A1.The first part of cooling fluid enters the first rotor channel 141 (as indicated by arrow a 2), and the second part of cooling fluid then passes through and is opened on first end cover 120 and shunting body 121 If hole enter the first tones 141a (as shown in arrow A2').The first part of cooling fluid subsequently enters pipe 142 (such as Shown in arrow A3), and subsequently into axis hole 143 (as represented by arrow a 4).It should be understood that cooling fluid shown in figure Flow direction it is exemplary only, and actual cooling circuit can have the orientation different from the circuit illustrated.
Optionally, cooling fluid is cooling oil or cooling water.
Optionally, the flow direction of the cooling fluid in pipe 142 is opposite with the flow direction of fluid in axis hole 143.
Optionally, the cooling fluid in the first tones 141a cools down stator 170.
Optionally, the cooling fluid in axis hole 143 cools down rotor 160.
Optionally, the first rotor channel 141 and 142 junction of pipe, the first tones 141a and hole junction, entrance 140 are provided with sealing ring with hole junction.
Fig. 3 is the second viewgraph of cross-section of embodiment illustrated in fig. 1.As shown, axis hole 143 and the second rotor channel 144 Communication, and the second rotor channel 144 and 145 communications of outlet.In addition, the second tones 142a passes through the 145 communications of hole and outlet opened up on one end cap 120 and current divider 121.
In use, the first part of cooling fluid is by axis hole 143 (as represented by arrow a 4), into second fluid channel 144 (as indicated by arrow a 5).The second part of cooling fluid passes through the second tones 142a (as shown in arrow A5').Then, The first part of cooling fluid and second part are pooled in outlet 145 and leave motor 100 (as indicated by arrow).
Optionally, the second rotor channel 144 and 143 junction of axis hole, the second tones 142a and hole junction, outlet 145 are provided with sealing ring with hole junction.
In addition, being provided with the channel for the mutual communication being reciprocally arranged along the circumference of shell 110 in shell 110. As shown in fig. 1, after the second part of cooling fluid enters in shell 110, first along the first stator shown in Fig. 2 Channel just moves up to shown in the arrow A2' close to the side of second end cover 130, then flows into next channel, and It is moved upwards towards the side of first end cover 120, is flowing into next channel again after first end cover 120, and in court The side of second end cover 130 moves upwards.Cooling fluid is and so on moved until arriving at the second tones and in arrow A5' Shown in the upward out shell 110 in side.
By above-mentioned reciprocating motion, the second part of cooling fluid fills stator along the entire periphery of shell 110 Divide cooling.
Cooling jacket used by the motor of the application provides at least two parallel cooling fluid pathways, thus effectively Ground improves the power density of cooling efficiency and rotor.
According to above disclosure, those skilled in the art are easy the motor application of the application to vehicle or other carriers On.
The application is disclosed with reference to the accompanying drawings in this specification, and those of skill in the art is also enable to implement this Shen Please, including manufacturing and using any device or system, selecting suitable material and using the method for any combination.The application's Range is limited by claimed technical solution, and includes other examples that those of skill in the art expect.If this Other examples of class include the structural detail or other such example packets for being not different from claimed technical solution literal language There is no the equivalent structural elements of essential distinction containing the literal language with claimed technical solution, then other such examples are answered When considereding to be in the protection scope determined by the application claimed technical solution.

Claims (10)

1. a kind of motor with cooling jacket characterized by comprising
Shell comprising multiple tones;
First end cover and second end cover are arranged in the both ends of the shell and surround chamber together with the shell;
Current divider is arranged in the first end cover and has entrance and exit;
Axis, setting are described intracavitary and extend to the second end cover from the first end cover, wherein are provided in the axis Axis hole and pipe with the axis hole communication;
Rotor is attached on the axis;
Stator is attached on the shell and is arranged in the cavity;
Wherein, the entrance by the first rotor channel that is arranged in the current divider come with the pipe communication, and And the entrance and the multiple tones communication;And
Wherein, the outlet by the second rotor channel for being arranged in the current divider come with the axis hole communication, And the outlet and the multiple tones communication.
2. motor according to claim 1, which is characterized in that the multiple tones are configured to the week in the shell Side reciprocally extends.
3. motor according to claim 1, which is characterized in that the outlet passes through the first end cover and the current divider On hole and the multiple tones communication, and it is described outlet by the first end cover and the current divider Hole and the multiple tones communication.
4. motor according to claim 1, which is characterized in that the outlet and the hole junction, the entrance and institute It states hole junction, the multiple tones and the hole junction and is provided with sealing ring.
5. motor according to claim 1, which is characterized in that the pipe is concentrically arranged in the axis hole, and institute It states pipe and the axis hole extends along the axis from the first end cover to the second end cover.
6. motor according to claim 5, which is characterized in that the pipe is configured to out close to one end of the second end cover Mouthful, it is in fluid communication to be formed with the axis hole.
7. motor according to claim 1 to 6, which is characterized in that the first rotor channel and the Guan Lian The place of connecing, second rotor channel and the axis hole junction are provided with sealing ring.
8. motor according to claim 1 to 6, which is characterized in that be provided with multiple peaces in the second end cover Fill hole.
9. motor according to claim 1 to 6, which is characterized in that the entrance and the outlet company of being configured to It is connected on cooling circuit.
10. motor according to claim 1 to 6, which is characterized in that the shell is configured to by aluminium type material It squeezes to be made.
CN201920181689.0U 2018-03-15 2019-02-01 Motor with cooling jacket Active CN209593118U (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201820352028 2018-03-15
CN2018203520285 2018-03-15

Publications (1)

Publication Number Publication Date
CN209593118U true CN209593118U (en) 2019-11-05

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920181689.0U Active CN209593118U (en) 2018-03-15 2019-02-01 Motor with cooling jacket

Country Status (1)

Country Link
CN (1) CN209593118U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110277842A (en) * 2018-03-15 2019-09-24 蔚来汽车有限公司 Motor with cooling jacket

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110277842A (en) * 2018-03-15 2019-09-24 蔚来汽车有限公司 Motor with cooling jacket

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Effective date of registration: 20200814

Address after: Susong Road West and Shenzhen Road North, Hefei Economic and Technological Development Zone, Anhui Province

Patentee after: Weilai (Anhui) Holding Co., Ltd

Address before: 30 Floor of Yihe Building, No. 1 Kangle Plaza, Central, Hong Kong, China

Patentee before: NIO NEXTEV Ltd.