CN107196441A - A kind of electric automobile motor aluminum alloy casing casting - Google Patents
A kind of electric automobile motor aluminum alloy casing casting Download PDFInfo
- Publication number
- CN107196441A CN107196441A CN201710612626.1A CN201710612626A CN107196441A CN 107196441 A CN107196441 A CN 107196441A CN 201710612626 A CN201710612626 A CN 201710612626A CN 107196441 A CN107196441 A CN 107196441A
- Authority
- CN
- China
- Prior art keywords
- housing
- rotor
- side wall
- putting groove
- article putting
- 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
Links
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 18
- 238000005266 casting Methods 0.000 title claims abstract description 18
- 238000009423 ventilation Methods 0.000 claims abstract description 36
- 238000013016 damping Methods 0.000 claims abstract description 7
- 239000000314 lubricant Substances 0.000 claims abstract description 4
- 239000000428 dust Substances 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 3
- 238000004891 communication Methods 0.000 abstract description 2
- 239000010687 lubricating oil Substances 0.000 description 4
- 229920000742 Cotton Polymers 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/02—Casings or enclosures characterised by the material thereof
-
- 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
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The invention discloses a kind of electric automobile motor aluminum alloy casing casting, including the first housing and the second housing, semicircular first article putting groove is equipped with first housing and the side wall of second shell body phase pair, two platform convex platforms are symmetrically arranged with the inwall of first article putting groove, the side wall of first housing is provided with rotor stopper slot, the oiling pipeline for being used for injecting lubricant is provided between boss and the rotor stopper slot, semicircular rotor limited block is fixedly connected with the bottom outer wall of the oiling pipeline, the opposite side wall of the rotor limited block is provided with rotor rotation slot, the rotor rotation slot and oiling pipeline communication, the top inner wall of first housing, which is provided with, is used for the air vent that atmospheric heat is exchanged, the bottom of the air vent is socketed with connecting tube, the one end of the connecting tube away from air vent is fixedly connected with ventilation duct, the top exterior walls of the ventilation duct are provided with passage.Perfect heat-dissipating of the present invention, with good damping performance.
Description
Technical field
The present invention relates to industrial manufacturing technology field, more particularly to a kind of electric automobile motor aluminum alloy casing casting.
Background technology
Motor is equipment very common in mechanical field, and it is to provide power to various plant equipment that it, which is acted on, electronic
The basic structure of machine includes movement and housing, and housing is used to protect movement, while being also used for movement radiating, it is to avoid movement high temperature burns
It is bad.The structure of motor field frame mainly includes a cylindrical housing, then axially arranged on the housing of cylinder to have
Even distribution it is convex stupefied, set convex stupefied effect to be that help is radiated.
Existing this motor field frame radiating effect is not very good, the particularly larger motor of power, and caloric value is big, it is impossible to
Radiating, shortens the service life of motor, moreover, the design of cylindrical housings is unfavorable for the group of motor interior component in time
Dress, shakes larger, normal the using of influence motor during electric motor operation.
The content of the invention
The invention aims to solve the shortcoming that motor heat dissipation present in prior art is poor, easily shake, and carry
A kind of electric automobile motor aluminum alloy casing casting gone out.
To achieve these goals, present invention employs following technical scheme：
A kind of electric automobile motor aluminum alloy casing casting, including the first housing and the second housing, it is described including the first housing
It is identical with the second shell structure, and the first housing and the second housing be symmetrical arranged, first housing and second shell body phase pair
It is equipped with the wall of side on semicircular first article putting groove, the inwall of first article putting groove and is symmetrically arranged with two platform convex platforms, it is described
Side wall of the boss away from the first article putting groove inwall is arcuate structure, and the side wall of first housing is spacing provided with rotor
Groove, first article putting groove is connected with rotor stopper slot, and being provided between boss and the rotor stopper slot is used to inject lubricant
Oiling pipeline, the oiling pipeline is located on the inwall of the first article putting groove, fixed in the bottom outer wall of the oiling pipeline to connect
Semicircular rotor limited block is connected to, the side wall of the rotor limited block is fixedly connected on the inwall of the first article putting groove, institute
The opposite side wall for stating rotor limited block is provided with rotor rotation slot, the rotor rotation slot and oiling pipeline communication, the oiling
The top exterior walls of pipeline pass through the first article putting groove and extended to and set in the top of the first housing, the top inner wall of first housing
There is air vent, the air vent is located at the same side of boss and rotor limited block, and the bottom of the air vent is socketed with connecting tube,
The one end of the connecting tube away from air vent is fixedly connected with ventilation duct, and the top exterior walls of the ventilation duct, which are provided with, is used for air
The passage of heat exchange, the one end of the ventilation duct away from connecting tube is through the first article putting groove and to extend to the first housing vertical
Outside the side wall of setting.
It is preferred that, the screen pack that vertical section is circular ring type, one end of the screen pack are slidably connected in the ventilation duct
Through oiling pipeline and extend to the top of the first housing, the screen pack the other end is through ventilation duct and extends to first shell
Outside the side wall that body is vertically arranged.
It is preferred that, the connecting tube and ventilation duct are obliquely installed, and ventilation duct is high close to level residing for one end of boss
Degree is higher than ventilation duct away from level height residing for one end of boss.
It is preferred that, nameplate is fixedly connected with the outer wall of first housing, the side wall of second housing is provided with company
Connecting line mounting box, institute are fixedly connected with wiring mounting box installation passage, the inwall of the connecting line mounting box installation passage
Connecting line mounting box is stated with the first article putting groove to be connected.
It is preferred that, it has been fixedly connected with vibration damping sheet, the vibration damping sheet on the relative side wall of boss and the rotor limited block
It is made up of quality of rubber materials.
It is preferred that, fastener receptacles are equipped with the outer wall of first housing and the second housing, the fastener is used
It is fixedly connected in by the first housing and the second housing.
It is preferred that, the blocking cap for preventing dust from entering is threaded with the top inner wall of the oiling pipeline.
In the present invention, motor field frame intraware is easy to by the design of the first housing and the second housing of symmetrical expression
Install so that rotor in motor case body fixes more firm, reduce vibrations during electric motor operation, raising it is electronic
The service behaviour of machine, the design of air holes, ventilation duct and passage is easy to motor field frame internal ventilation to circulate so that electric machine casing
Heat dispersion more preferably, extend the service life of motor, the design of filter screen is effectively reduced into inside motor field frame
Dust quantity, be easy to the cleaning of dust in ventilation duct, the design of oiling pipeline is easy to add lubricating oil, reduce rotor rotation
When frictional force, extend service life of equipment.
Brief description of the drawings
Fig. 1 is a kind of front view of electric automobile motor aluminum alloy casing casting proposed by the present invention；
Fig. 2 is a kind of structural representation of first housing of electric automobile motor aluminum alloy casing casting proposed by the present invention；
Fig. 3 is a kind of structural representation of second housing of electric automobile motor aluminum alloy casing casting proposed by the present invention；
Fig. 4 is a kind of side view of electric automobile motor aluminum alloy casing casting proposed by the present invention.
In figure：1 first housing, 2 second housings, 3 boss, 4 oiling pipelines, 5 rotor limited blocks, 6 air vents, 7 ventilation ducts,
8 passages, 9 rotor rotation slots.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.
Reference picture 1-4, a kind of electric automobile motor aluminum alloy casing casting, including the first housing 1 and the second housing 2,
It is identical with the structure of the second housing 2 including the first housing 1, and the first housing 1 and the second housing 2 be symmetrical arranged, the first housing 1 and
It is equipped with the relative side wall of two housings 2 on semicircular first article putting groove, the inwall of the first article putting groove and is symmetrically arranged with two
Boss 3, side wall of the boss 3 away from the first article putting groove inwall is arcuate structure, and the side wall of the first housing 1 is limited provided with rotor
Position groove, the first article putting groove is connected with rotor stopper slot, and the oiling for being used for injecting lubricant is provided between boss 3 and rotor stopper slot
Pipeline 4, oiling pipeline 4 is located on the inwall of the first article putting groove, is fixedly connected with the bottom outer wall of oiling pipeline 4 semicircular
Rotor limited block 5, the side wall of rotor limited block 5 is fixedly connected on the inwall of the first article putting groove, rotor limited block 5 it is another
Side wall is provided with rotor rotation slot 9, and rotor rotation slot 9 is connected with oiling pipeline 4, and the top exterior walls of oiling pipeline 4 pass through first
Article putting groove and the top for extending to the first housing 1, the top inner wall of the first housing 1 are provided with air vent 6, and air vent 6 is located at convex
The same side of platform 3 and rotor limited block 5, the bottom of air vent 6 is socketed with connecting tube, and the one end of connecting tube away from air vent is fixed
Ventilation duct 7 is connected with, the top exterior walls of ventilation duct 7, which are provided with, is used for the passage 8 that atmospheric heat is exchanged, and ventilation duct 7 is away from even
One end of adapter is through the first article putting groove and extends to outside the side wall that the first housing 1 is vertically arranged, and passes through the first shell of symmetrical expression
The installation of motor field frame intraware is easy in the design of the housing 2 of body 1 and second so that the rotor in motor case body is fixed
It is more firm, reduce vibrations during electric motor operation, the service behaviour of the motor of raising, air holes 6, ventilation duct 7 and ventilation
The design in hole 8 is easy to motor field frame internal ventilation to circulate so that the heat dispersion of electric machine casing more preferably, extends making for motor
With the life-span, slidably connect the screen pack that vertical section is circular ring type in ventilation duct 7, one end of screen pack through oiling pipeline 4 simultaneously
The top of the first housing 1 is extended to, the other end of screen pack passes through ventilation duct 7 and extends to the side that the first housing 1 is vertically arranged
Outside wall, connecting tube and ventilation duct 7 are obliquely installed, and ventilation duct 7 is higher than ventilation duct close to level height residing for one end of boss 3
Nameplate, the side wall of the second housing 2 are fixedly connected with level height residing for 7 one end away from boss 3, the outer wall of the first housing 1
It is provided with connecting line mounting box installation passage, the inwall of connecting line mounting box installation passage and is fixedly connected with connecting line installation
Box, connecting line mounting box is connected with the first article putting groove, has been fixedly connected with the side wall relative with rotor limited block 5 of boss 3
Vibration damping sheet, vibration damping sheet is made up of quality of rubber materials, is equipped with fastener receptacles on the outer wall of the first housing 1 and the second housing 2, tightly
Firmware is used to the first housing 1 being fixedly connected with the second housing 2, is threaded with the top inner wall of oiling pipeline 4 for preventing
The blocking cap that only dust enters, the design of filter screen is effectively reduced the dust quantity into inside motor field frame, is easy to ventilation
The cleaning of dust in pipe, the design of oiling pipeline 4 is easy to add lubricating oil, reduces frictional force when rotor is rotated, first will be fixed
Rotor is fixed on boss 3, and miscellaneous part is fixed in the first article putting groove on the first housing 1, then by the second housing 2 and
One housing 1 is fixedly connected, and air enters in ventilation duct 7 and carries out heat exchange with the air in motor case body, contributes to electronic
The discharge of heat in casing body, one end of filter screen is pulled out out of passage 8, the filter cotton more renewed, by blocking cap from oil fuel tube
Screwed out in road 4, it is convenient to add lubricating oil, extend service life of equipment.
Operation principle：First rotor is fixed on boss 3, first put what miscellaneous part was fixed on the first housing 1
In thing groove, then the second housing 2 is fixedly connected with the first housing 1, air enter in ventilation duct 7 and with the sky in motor case body
Gas carries out heat exchange, contributes to the discharge of heat in motor case body, and one end of filter screen is pulled out out of passage 8, more renewed
Filter cotton, blocking cap is screwed out out of oiling pipeline 4, it is convenient to add lubricating oil.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (7)
1. a kind of electric automobile motor aluminum alloy casing casting, including the first housing（1）With the second housing（2）, it is described including
First housing（1）With the second housing（2）Structure is identical, and the first housing（1）With the second housing（2）It is symmetrical arranged, its feature exists
In first housing（1）With the second housing（2）Semicircular first article putting groove, described first are equipped with relative side wall
Two platform convex platforms are symmetrically arranged with the inwall of article putting groove（3）, the boss（3）Side wall away from the first article putting groove inwall is arc
Shape structure, first housing（1）Side wall be provided with rotor stopper slot, first article putting groove and rotor stopper slot connect
It is logical, the boss（3）The oiling pipeline for being used for injecting lubricant is provided between rotor stopper slot（4）, the oiling pipeline（4）
On the inwall of the first article putting groove, the oiling pipeline（4）Bottom outer wall on to be fixedly connected with semicircular rotor spacing
Block（5）, the rotor limited block（5）Side wall be fixedly connected on the inwall of the first article putting groove, the rotor limited block（5）
Opposite side wall be provided with rotor rotation slot（9）, the rotor rotation slot（9）With oiling pipeline（4）Connection, the oiling pipeline
（4）Top exterior walls are through the first article putting groove and extend to the first housing（1）Top, first housing（1）Top in
Wall is provided with air vent（6）, the air vent（6）Positioned at boss（3）With rotor limited block（5）The same side, the air vent
（6）Bottom be socketed with connecting tube, the one end of the connecting tube away from air vent is fixedly connected with ventilation duct（7）, the ventilation
Pipe（7）Top exterior walls be provided be used for atmospheric heat exchange passage（8）, the ventilation duct（7）One away from connecting tube
End is through the first article putting groove and extends to the first housing（1）Outside the side wall being vertically arranged.
2. a kind of electric automobile motor aluminum alloy casing casting according to claim 1, it is characterised in that the ventilation
Pipe（7）The screen pack that vertical section is circular ring type is inside slidably connected, one end of the screen pack passes through oiling pipeline（4）And extend
To the first housing（1）Top, the other end of the screen pack passes through ventilation duct（7）And extend to the first housing（1）Set vertically
Outside the side wall put.
3. a kind of electric automobile motor aluminum alloy casing casting according to claim 1, it is characterised in that the connection
Pipe and ventilation duct（7）It is obliquely installed, and ventilation duct（7）Close to boss（3）One end residing for level height be higher than ventilation duct（7）
Away from boss（3）One end residing for level height.
4. a kind of electric automobile motor aluminum alloy casing casting according to claim 1, it is characterised in that described first
Housing（1）Outer wall on be fixedly connected with nameplate, second housing（2）Side wall install logical provided with connecting line mounting box
Be fixedly connected with connecting line mounting box on road, the inwall of the connecting line mounting box installation passage, the connecting line mounting box with
First article putting groove is connected.
5. a kind of electric automobile motor aluminum alloy casing casting according to claim 1, it is characterised in that the boss
（3）With rotor limited block（5）Vibration damping sheet is fixedly connected with relative side wall, the vibration damping sheet is made up of quality of rubber materials.
6. a kind of electric automobile motor aluminum alloy casing casting according to claim 1, it is characterised in that described first
Housing（1）With the second housing（2）Outer wall on be equipped with fastener receptacles, the fastener is used for the first housing（1）With
Second housing（2）It is fixedly connected.
7. a kind of electric automobile motor aluminum alloy casing casting according to claim 1, it is characterised in that the oiling
Pipeline（4）Top inner wall on be threaded with for prevent dust enter blocking cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710612626.1A CN107196441A (en) | 2017-07-25 | 2017-07-25 | A kind of electric automobile motor aluminum alloy casing casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710612626.1A CN107196441A (en) | 2017-07-25 | 2017-07-25 | A kind of electric automobile motor aluminum alloy casing casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107196441A true CN107196441A (en) | 2017-09-22 |
Family
ID=59884231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710612626.1A Pending CN107196441A (en) | 2017-07-25 | 2017-07-25 | A kind of electric automobile motor aluminum alloy casing casting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107196441A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107702930A (en) * | 2017-11-08 | 2018-02-16 | 佛山鑫进科技有限公司 | A kind of vehicle is vortexed stopping effect computer testing device |
| CN107947472A (en) * | 2017-12-19 | 2018-04-20 | 杭州江南电机股份有限公司 | A kind of energy conservation and environmental protection brshless DC motor and its application method |
| CN112436647A (en) * | 2019-08-26 | 2021-03-02 | 丰田自动车株式会社 | Ventilation device |
| CN114400817A (en) * | 2021-12-01 | 2022-04-26 | 荣腾实业（苏州）有限公司 | Aluminum alloy casting for driving motor shell of new energy automobile |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101764485A (en) * | 2009-09-24 | 2010-06-30 | 无锡哈电电机有限公司 | medium-sized high-voltage three-phase asynchronous motor |
| CN204089478U (en) * | 2014-09-09 | 2015-01-07 | 台州欧非机电科技有限公司 | Heat-dissipation motor |
| CN206077116U (en) * | 2016-09-28 | 2017-04-05 | 中粮集团有限公司 | Motor-driven cooling fan |
| CN207184206U (en) * | 2017-07-25 | 2018-04-03 | 江苏中色锐毕利实业有限公司 | A kind of electric automobile motor aluminum alloy casing casting |
-
2017
- 2017-07-25 CN CN201710612626.1A patent/CN107196441A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101764485A (en) * | 2009-09-24 | 2010-06-30 | 无锡哈电电机有限公司 | medium-sized high-voltage three-phase asynchronous motor |
| CN204089478U (en) * | 2014-09-09 | 2015-01-07 | 台州欧非机电科技有限公司 | Heat-dissipation motor |
| CN206077116U (en) * | 2016-09-28 | 2017-04-05 | 中粮集团有限公司 | Motor-driven cooling fan |
| CN207184206U (en) * | 2017-07-25 | 2018-04-03 | 江苏中色锐毕利实业有限公司 | A kind of electric automobile motor aluminum alloy casing casting |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107702930A (en) * | 2017-11-08 | 2018-02-16 | 佛山鑫进科技有限公司 | A kind of vehicle is vortexed stopping effect computer testing device |
| CN107947472A (en) * | 2017-12-19 | 2018-04-20 | 杭州江南电机股份有限公司 | A kind of energy conservation and environmental protection brshless DC motor and its application method |
| CN107947472B (en) * | 2017-12-19 | 2023-06-06 | 杭州江南电机股份有限公司 | Energy-saving environment-friendly brushless direct current motor and application method thereof |
| CN112436647A (en) * | 2019-08-26 | 2021-03-02 | 丰田自动车株式会社 | Ventilation device |
| CN112436647B (en) * | 2019-08-26 | 2024-06-11 | 丰田自动车株式会社 | Ventilation device |
| CN114400817A (en) * | 2021-12-01 | 2022-04-26 | 荣腾实业（苏州）有限公司 | Aluminum alloy casting for driving motor shell of new energy automobile |
| CN114400817B (en) * | 2021-12-01 | 2024-05-28 | 荣腾实业（苏州）有限公司 | Driving motor shell aluminum alloy casting of new energy automobile |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107196441A (en) | A kind of electric automobile motor aluminum alloy casing casting | |
| CN100465459C (en) | Fan for computer | |
| WO2019154163A1 (en) | Power assembly and vehicle provided with same | |
| CN107040074A (en) | A kind of dust-proof damping shell of motor | |
| US20060144637A1 (en) | Sound-attenuating enclosure with integral cooling ducts | |
| CN201557011U (en) | Air-cooled generator adopting internal-external air duct exchanging temperature reduction method | |
| WO2019154155A1 (en) | Electric assembly and vehicle having same | |
| CN207184206U (en) | A kind of electric automobile motor aluminum alloy casing casting | |
| CN110944497B (en) | Heat radiator for electronic product | |
| CN210889094U (en) | Cooling device of oil-free piston machine | |
| CN216306089U (en) | Box body for engine, engine and vehicle body | |
| CN207134908U (en) | Electric machine casing and motor | |
| CN205876656U (en) | Horizontal compressor and air conditioner | |
| CN209959574U (en) | Forced cooling type fan heat dissipation device | |
| CN210033542U (en) | Turbine box | |
| CN114110789A (en) | Vibration damper, pipeline structure and air conditioner | |
| CN204041518U (en) | A kind of fan shaft part | |
| CN204098988U (en) | Oil sump, engine lubrication system, motor and vehicle | |
| CN210830295U (en) | Noise reduction device for electromechanical equipment | |
| CN202772700U (en) | Motor base | |
| CN106787441B (en) | 220kW magnetic suspension high-speed fan structure | |
| CN218845711U (en) | Convenient and practical external oil filling device of axial flow fan | |
| CN208252254U (en) | Band double startup motor cabinet cover for gear chamber bell housing | |
| CN107872112B (en) | Motor protection casing and motor | |
| CN213661348U (en) | Vibration noise suppression device of permanent magnet direct current motor |
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 | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170922 |
|
| WD01 | Invention patent application deemed withdrawn after publication |