CN109104032A - Motor and its cooling shell structure - Google Patents
Motor and its cooling shell structure Download PDFInfo
- Publication number
- CN109104032A CN109104032A CN201811218000.3A CN201811218000A CN109104032A CN 109104032 A CN109104032 A CN 109104032A CN 201811218000 A CN201811218000 A CN 201811218000A CN 109104032 A CN109104032 A CN 109104032A
- Authority
- CN
- China
- Prior art keywords
- inner casing
- shell
- divider
- annular channel
- channel slot
- 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
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
Abstract
The present invention relates to a kind of motor and its cooling shell structures.The housing unit of motor of the invention includes shell and inner casing, in process, the first flow path groove at machining on the periphery of inner casing, then inner casing and shell are assembled together again, since flow path groove is arranged on the outer peripheral surface of inner casing, mach difficulty is reduced, manufacturing cost is reduced.
Description
Technical field
The present invention relates to a kind of motor and its cooling shell structures.
Background technique
Motor generally comprises stator, rotor and casing, and motor needs to consider the heat dissipation problem of matrix in the process of running,
For low power motor, the cooling requirements that natural heat dissipation casing meets motor are generally carried out by casing, but for big
For the power motor of power, very big heat can be generated in the process of running, and the natural heat dissipation of casing is difficult to meet heat dissipation
It is required that needing to increase corresponding active heat removal measure.
Generally meet motor by the way that cooling liquid flowing channel or vent passages are arranged on electric machine casing in the prior art
Cooling requirements guarantee the radiating requirements of motor, for example application publication number is disclosed in the Chinese patent literature of CN108631492A
A kind of motor with refrigerating function, the motor include casing, shaft, stator and rotor, and the shell of the casing is equipped in company
The continuous forniciform liquid guide flow slot of S-shaped, liquid guide flow slot surrounds in a ring and is centered around accommodating space outside, for cooling down
The circulation of liquid.The electric machine casing of this structure is integrated mechanism, and liquid guide flow slot is the hollow channel being arranged on casing, adds
Work process generally can only first cast out casing and then remove corresponding portion formation hollow channel, processing by mach form again
Difficulty is bigger, and for powerful motor, casing volume is larger, more increases the difficulty of processing of shell.
Summary of the invention
The present invention provides a kind of cooling shell structure of motor, big to solve the runner processing difficulty in existing electric machine casing
The problem of；Meanwhile the present invention also provides a kind of motors using the cooling shell structure of above-mentioned motor.
The cooling shell structure of motor of the invention adopts the following technical scheme that
Motor cools down casing mechanism, including housing unit, and the housing unit includes with the installation cavity extended along the longitudinal direction
Shell and the inner casing that is inserted into the installation cavity, the periphery of the inner casing be equipped with annular channel slot, the annular flow
The inner peripheral surface of road slot and the shell cooperatively forms coolant flow channel, is equipped at the back-end location of the installation cavity and keeps off with the inner casing
The Stop structure only cooperated is equipped with the drive end bearing bracket with the press cooperation of the front end of the inner casing at the front position of the shell.
The annular channel slot is equipped at intervals with two or more in the longitudinal direction, and is additionally provided on the inner casing along front and back
To the divider of extension, annular channel slot is separated the side feed liquor position, the other side that make divider by the divider
For drain position.
The two sides of the divider are equipped with the collecting tray extended along the longitudinal direction, and it is corresponding that annular channel slot is in divider
The port of side is connected to the collecting tray of the side.
The week with the sealing cooperation of the inner peripheral surface of shell is equipped at position on the periphery of the inner casing in annular channel slot
Face sealing ring.
The Stop structure is the annular block machine being arranged at the rearward position of the installation cavity, the annular block machine and institute
It states and is equipped with block machine sealing ring between inner casing.
Motor of the invention adopts the following technical scheme that
Motor includes having including housing unit and setting and stator, the rotor in the housing unit, the housing unit
The shell of the installation cavity extended along the longitudinal direction and the inner casing being inserted into the installation cavity, the periphery of the inner casing are equipped with
The inner peripheral surface of annular channel slot, the annular channel slot and the shell cooperatively forms coolant flow channel, the rear end of the installation cavity
It is equipped with the Stop structure cooperated with the inner casing block at position, is equipped with and the inner casing at the front position of the shell
The drive end bearing bracket of front end press cooperation.
The annular channel slot is equipped at intervals with two or more in the longitudinal direction, and is additionally provided on the inner casing along front and back
To the divider of extension, annular channel slot is separated the side feed liquor position, the other side that make divider by the divider
For drain position.
The two sides of the divider are equipped with the collecting tray extended along the longitudinal direction, and it is corresponding that annular channel slot is in divider
The port of side is connected to the collecting tray of the side.
The week with the sealing cooperation of the inner peripheral surface of shell is equipped at position on the periphery of the inner casing in annular channel slot
Face sealing ring.
The Stop structure is the annular block machine being arranged at the rearward position of the installation cavity, the annular block machine and institute
It states and is equipped with block machine sealing ring between inner casing.
The beneficial effects of the present invention are: the housing unit of motor of the invention includes shell and inner casing, in process, first
Inner casing and shell, are then assembled together by flow path groove at machining again on the periphery of inner casing, including flow path groove setting
On the outer peripheral surface of shell, mach difficulty is reduced, manufacturing cost is reduced.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the embodiment of motor of the invention；
Fig. 2 is the schematic diagram after the annular channel slot expansion on the inner casing of Fig. 1；
In figure: 1, shell；2, inner casing；3, drive end bearing bracket；4, rear end cap；5, rotor；11, annular block machine；21, annular channel slot；22,
Runner cell wall；23, circumferential surface sealing ring；24, collecting tray；25, interface；26, divider；31, platform is pressed；32, platform sealing ring is pressed；
33, drive end bearing bracket sealing ring；41, boss.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The embodiment of motor of the invention, as depicted in figs. 1 and 2, motor, including housing unit and setting and shell group
Stator, rotor 5 in part, housing unit include having the shell 1 of the installation cavity extended along the longitudinal direction and being inserted into installation
The periphery of inner casing 2 in chamber, inner casing 2 is equipped with annular channel slot 21, and annular channel slot 21 and the inner peripheral surface of shell 1 cooperatively form
Coolant flow channel is equipped with Stop structure cooperate with 2 block of inner casing, peace at the front position of shell 1 at the back-end location of installation cavity
Equipped with the drive end bearing bracket 3 with the press cooperation of the front end of inner casing 2.Specifically, drive end bearing bracket is equipped with press platform 31, presses platform 31 and inner casing
Front end face press cooperation, be additionally provided at the cooperation position press platform sealing ring, guarantee sealing effect.Meanwhile drive end bearing bracket with
It also is provided with drive end bearing bracket sealing ring 33 at cooperation position between shell, is further ensured that sealing effect.The rear end of shell is additionally provided with
Rear end cap 4, the medial surface of rear end cap 4 are equipped with boss 41, and the center position of boss 41 is equipped with bearing mounting hole, the axis of rotor
It holds and is arranged in the mounting hole.
In the present embodiment, to improve heat exchange efficiency, annular channel slot 21 is equipped at intervals with two or more in the longitudinal direction,
And the divider 26 extended along the longitudinal direction is additionally provided on inner casing 2, annular channel slot 21 is separated to make to separate by divider 26
The side of item 26 is feed liquor position, the other side is drain position, and in this case multiple runners are logical for cooling liquid stream simultaneously, convenient for dissipating
Heat.
Meanwhile the two sides of divider 26 are equipped with the collecting tray 24 extended along the longitudinal direction, annular channel slot 21, which is in, to be divided
The port of 26 corresponding side of parting bead is connected to the collecting tray 24 of the side, is equipped with interface at the position of corresponding two collecting trays of inner casing
25, interface is used for connecting line.Two collecting tray one is used for feed liquor, another for going out liquid.In the coolant liquid process of circulation, pipeline
In coolant liquid entered in collecting tray by interface, coolant liquid be full of collecting tray after entered in annular channel slot from one end,
Then it circulates in annular channel slot, takes away heat, the coolant liquid after heating enters confluence from the other end of annular channel slot
It in slot, is finally left in corresponding pipeline from corresponding interface, realizes the heat dissipation to motor.Two collecting trays, which are arranged, to incite somebody to action
Guarantee that coolant liquid enters in each flow path groove, guarantees radiating efficiency.
In the present embodiment, both runner cell wall 22 is equipped at the position on the periphery of inner casing 2 in annular channel slot 21
With the circumferential surface sealing ring 23 of the inner peripheral surface sealing cooperation of shell 1, it can guarantee the leakproofness between each flow path groove in this way, avoid
Liquid mixed flow between each flow path groove.
Stop structure is the annular block machine 11 being arranged at the rearward position of installation cavity, between annular block machine 11 and inner casing 2
It is on the one hand easy to process using annular block machine equipped with block machine sealing ring, stable block on the other hand can be carried out to inner casing, together
When be also convenient for setting sealing ring.
The housing unit of motor of the invention includes shell and inner casing, and in process, first machine adds on the periphery of inner casing
Inner casing and shell, are then assembled together by flow path groove at work again, since flow path groove is arranged on the outer peripheral surface of inner casing, reduce
Mach difficulty, reduces manufacturing cost.
In other embodiments of the invention, the quantity of annular channel slot can also be specifically arranged according to actual needs, when
When negligible amounts, the width of annular channel slot can be increased, guarantee radiating efficiency, in above-described embodiment why using quantity compared with
More annular channel slots is the intensity in order to guarantee housing unit；It can also be sealed by setting between the mating surface of various components
Circle is to guarantee sealing effect；Stop structure in installation cavity can also be setting backing pin on the shell or directly and rear end cap
Block cooperation.
The embodiment of the cooling casing mechanism of motor of the invention, the cooling casing mechanism of motor includes housing unit, the shell
Body component is identical as the structure of housing unit in the embodiment of above-mentioned motor, repeats no more.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. motor cools down casing mechanism, including housing unit, it is characterised in that: the housing unit includes having along the longitudinal direction
The periphery of the shell of the installation cavity of extension and the inner casing being inserted into the installation cavity, the inner casing is equipped with annular channel
The inner peripheral surface of slot, the annular channel slot and the shell cooperatively forms coolant flow channel, sets at the back-end location of the installation cavity
There is the Stop structure with inner casing block cooperation, is equipped at the front position of the shell and is pressed with the front end of the inner casing
The drive end bearing bracket of cooperation.
2. the cooling casing mechanism of motor according to claim 1, it is characterised in that: the annular channel slot is in front-rear direction
On be equipped at intervals with two or more, and the divider extended along the longitudinal direction is additionally provided on the inner casing, the divider will be annular
Flow path groove partition is to make side feed liquor position, the other side of divider be drain position.
3. the cooling casing mechanism of motor according to claim 2, it is characterised in that: the two sides of the divider are equipped with edge
The collecting tray that front-rear direction extends, the port that annular channel slot is in divider corresponding side is connected to the collecting tray of the side.
4. the cooling casing mechanism of motor according to claim 2 or 3, it is characterised in that: be on the periphery of the inner casing
The circumferential surface sealing ring with the sealing cooperation of the inner peripheral surface of shell is equipped at the position of annular channel slot.
5. the cooling casing mechanism of motor described in any one of -3 according to claim 1, it is characterised in that: the Stop structure
It is close to be equipped with block machine for the annular block machine at rearward position for the installation cavity is arranged between the annular block machine and the inner casing
Seal.
6. motor, including housing unit and setting and stator, the rotor in the housing unit, it is characterised in that: the shell
Body component includes the inner casing for having the shell of the installation cavity extended along the longitudinal direction and being inserted into the installation cavity, described interior
The periphery of shell is equipped with annular channel slot, and the inner peripheral surface of the annular channel slot and the shell cooperatively forms coolant flow channel, institute
The Stop structure for being equipped at the back-end location of installation cavity and cooperating with the inner casing block is stated, is installed at the front position of the shell
There is the drive end bearing bracket with the press cooperation of the front end of the inner casing.
7. motor according to claim 6, it is characterised in that: the annular channel slot is equipped at intervals with two in the longitudinal direction
More than a, and the divider extended along the longitudinal direction is additionally provided on the inner casing, the divider by annular channel slot separate from
And side feed liquor position, the other side of divider is made to be drain position.
8. motor according to claim 7, it is characterised in that: the two sides of the divider are equipped with to be extended along the longitudinal direction
Collecting tray, the port that annular channel slot is in divider corresponding side is connected to the collecting tray of the side.
9. motor according to claim 7 or 8, it is characterised in that: in annular channel slot on the periphery of the inner casing
The circumferential surface sealing ring with the sealing cooperation of the inner peripheral surface of shell is equipped at position.
10. the motor according to any one of claim 6-8, it is characterised in that: the Stop structure is setting in institute
The annular block machine at the rearward position of installation cavity is stated, block machine sealing ring is equipped between the annular block machine and the inner casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811218000.3A CN109104032A (en) | 2018-10-18 | 2018-10-18 | Motor and its cooling shell structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811218000.3A CN109104032A (en) | 2018-10-18 | 2018-10-18 | Motor and its cooling shell structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109104032A true CN109104032A (en) | 2018-12-28 |
Family
ID=64869093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811218000.3A Pending CN109104032A (en) | 2018-10-18 | 2018-10-18 | Motor and its cooling shell structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109104032A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111697737A (en) * | 2020-06-30 | 2020-09-22 | 重庆新登奇机电技术有限公司 | New energy automobile motor |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101951069A (en) * | 2010-09-09 | 2011-01-19 | 上海中科深江电动车辆有限公司 | Cooling water channel structure for motor casing |
| CN103840627A (en) * | 2012-11-26 | 2014-06-04 | 大众汽车有限公司 | Electrical machine and method for producing electrical machine |
| CN105026000A (en) * | 2013-02-04 | 2015-11-04 | 舍弗勒技术股份两合公司 | Electrical machine having a cooling device, and method for producing said electrical machine |
| CN105281495A (en) * | 2014-07-25 | 2016-01-27 | 大众汽车有限公司 | Cooling jacket for an electric machine and method of assembling the jacket and an electric machine equipped with the cooling jacket |
| CN205791955U (en) * | 2016-05-30 | 2016-12-07 | 广州汽车集团股份有限公司 | Electric machine casing |
| CN206226170U (en) * | 2016-11-28 | 2017-06-06 | 温岭市家用电机厂 | A kind of electric machine casing |
| CN106887919A (en) * | 2017-04-07 | 2017-06-23 | 宁波菲仕自动化技术有限公司 | Split type fluid-cooled electrical machine shell and motor |
| CN206412882U (en) * | 2017-01-24 | 2017-08-15 | 安徽泾县华威机械制造有限公司 | A kind of adjustable motor water-cooled device used |
| CN206650538U (en) * | 2017-03-10 | 2017-11-17 | 郑州宇通客车股份有限公司 | Fluid-cooled electrical machine housing and the fluid-cooled electrical machine using the fluid-cooled electrical machine housing |
-
2018
- 2018-10-18 CN CN201811218000.3A patent/CN109104032A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101951069A (en) * | 2010-09-09 | 2011-01-19 | 上海中科深江电动车辆有限公司 | Cooling water channel structure for motor casing |
| CN103840627A (en) * | 2012-11-26 | 2014-06-04 | 大众汽车有限公司 | Electrical machine and method for producing electrical machine |
| CN105026000A (en) * | 2013-02-04 | 2015-11-04 | 舍弗勒技术股份两合公司 | Electrical machine having a cooling device, and method for producing said electrical machine |
| CN105281495A (en) * | 2014-07-25 | 2016-01-27 | 大众汽车有限公司 | Cooling jacket for an electric machine and method of assembling the jacket and an electric machine equipped with the cooling jacket |
| CN205791955U (en) * | 2016-05-30 | 2016-12-07 | 广州汽车集团股份有限公司 | Electric machine casing |
| CN206226170U (en) * | 2016-11-28 | 2017-06-06 | 温岭市家用电机厂 | A kind of electric machine casing |
| CN206412882U (en) * | 2017-01-24 | 2017-08-15 | 安徽泾县华威机械制造有限公司 | A kind of adjustable motor water-cooled device used |
| CN206650538U (en) * | 2017-03-10 | 2017-11-17 | 郑州宇通客车股份有限公司 | Fluid-cooled electrical machine housing and the fluid-cooled electrical machine using the fluid-cooled electrical machine housing |
| CN106887919A (en) * | 2017-04-07 | 2017-06-23 | 宁波菲仕自动化技术有限公司 | Split type fluid-cooled electrical machine shell and motor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111697737A (en) * | 2020-06-30 | 2020-09-22 | 重庆新登奇机电技术有限公司 | New energy automobile motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181228 |