CN209150829U - A kind of main driving permanent magnet machine rotor of high-efficient heat-dissipating electric airplane - Google Patents
A kind of main driving permanent magnet machine rotor of high-efficient heat-dissipating electric airplane Download PDFInfo
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- CN209150829U CN209150829U CN201920041613.8U CN201920041613U CN209150829U CN 209150829 U CN209150829 U CN 209150829U CN 201920041613 U CN201920041613 U CN 201920041613U CN 209150829 U CN209150829 U CN 209150829U
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- permanent magnet
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Abstract
The utility model discloses a kind of main driving permanent magnet machine rotors of high-efficient heat-dissipating electric airplane, it is related to technical field of motors, it includes retaining ring, heat dissipating ring, communicating pipe, heat-radiation branch pipe, rotor core, clamping ring, pressing ring, main pipeline, shaft, thermally conductive circle, rotor-end, embedding slot, short-circuited conducting sleeve, link slot, conducting bar, retaining ring is provided on the outside of shaft, thermally conductive circle is provided on the outside of retaining ring, heat dissipating ring is provided on the outside of thermally conductive circle, rotor-end is provided on the outside of heat dissipating ring, rotor-end bottom is provided with main pipeline, communicating pipe is provided on main pipeline, pressing ring is provided on the outside of rotor-end, heat-radiation branch pipe is provided in pressing ring, clamping ring is provided on the outside of pressing ring, rotor core is provided on the outside of clamping ring, embedding slot is provided on rotor core.The device is attached by multiple ventilation holes, so that cooling wind is convenient for radiating for rotor after entering motor inside, and by thermally conductive and increasing heat dissipation area, accelerates radiating efficiency.
Description
Technical field
The utility model relates to a kind of main driving permanent magnet machine rotors of high-efficient heat-dissipating electric airplane, belong to motor technology neck
Domain.
Background technique
Electric airplane refers to by motor rather than oil-engine driven aircraft, and power source includes fuel cell, too
Positive energy battery, supercapacitor, wireless energy transfer or other kinds of battery etc., permanent magnet synchronous motor is by permanent magnet excitation
The synchronous motor in synchronous rotary magnetic field is generated, permanent magnet generates rotating excitation field as rotor, and threephase stator winding is in rotating excitation field
Effect is lower by armature-reaction, incudes three-phase symmetrical electric current.
The Chinese patent of Publication No. CN202260856U discloses a kind of radiating device of permanent magnet motor rotor, comprising: leaf
Piece, permanent magnet, rotor and rotor end plates, rotor end plates include rotor inner end plate and rotor outer end plate, and permanent magnet is mounted on rotor
Slot in, the both ends of rotor are fixed with rotor inner end plate and rotor outer end plate, and are sleeved in the shaft of motor together, rotor-end
Blade is fixed on plate, band movable vane piece rotates in motor rotation, takes away the heat of rotor surface.Technical solutions of the utility model
Existing rotor radiator structure is overcome in rotor rotation, surface is flowed without air-flow substantially, is only relied on and stator and machine
Heat loss through convection between seat, rotor heat-sinking capability is poor, and especially motor is under the conditions of inverter power supply, since rotor loss increases
Add, the technical issues of limited rotor radiating condition causes rotor temperature rise to increase.
Above-mentioned patent is radiated by the ventilation shaft of rotor axial, and this mode is applicable in motor small-sized,
On rotor on electric airplane, rotor is larger, and rotary speed of rotator is very fast, only cannot achieve by single ventilation shaft
Rapid cooling.
Utility model content
In view of the above-mentioned problems, the technical problem to be solved by the present invention is to provide a kind of high-efficient heat-dissipating electric airplane masters
Drive permanent magnet machine rotor.
The main driving permanent magnet machine rotor of the high-efficient heat-dissipating electric airplane of the utility model, it includes retaining ring, heat dissipating ring, company
Siphunculus, heat-radiation branch pipe, rotor core, clamping ring, pressing ring, main pipeline, shaft, thermally conductive circle, rotor-end, embedding slot, short-circuited conducting sleeve, company
Access slot, conducting bar, shaft outside are provided with retaining ring, and thermally conductive circle is provided on the outside of retaining ring, is provided with heat dissipating ring on the outside of thermally conductive circle, is radiated
It is provided with rotor-end on the outside of ring, rotor-end bottom is provided with main pipeline, and communicating pipe, setting on the outside of rotor-end are provided on main pipeline
There is pressing ring, heat-radiation branch pipe is provided in pressing ring, clamping ring is provided on the outside of pressing ring, is provided with rotor core on the outside of clamping ring, is turned
Be provided with embedding slot on sub- iron core, rotor core two sides are provided with short-circuited conducting sleeve, be provided with link slot on the inside of short-circuited conducting sleeve, embedding slot and
Conducting bar is provided in link slot.
Preferably, the main pipeline machine-shaping is in rotor-end, communicating pipe machine-shaping is in rotor-end, in this way
Setting makes device at work, and cooling wind is convenient for circulating in the device.
Preferably, the main pipeline is provided with 20 groups, it is provided with five groups of communicating pipes on every group of main pipeline, sets in this way
Setting makes device increase heat dissipation area during the work time, and facilitates air circulation.
Preferably, the embedding slot machine-shaping is on rotor core, rotor core is made of silicon steel sheet, sets in this way
Setting makes device magnetic conductivity is more preferable during the work time, and facilitates and conducting bar is fixed on iron core.
Preferably, the conducting bar is fastened in embedding slot, conducting bar and embedding slot one share 46 groups, are arranged in this way
Make device be easier to be collected into electric energy during the work time, provides driving force for device.
Preferably, the retaining ring and shaft are interference fitted, thermally conductive circle is interference fitted with retaining ring, and setting in this way makes shaft
It rotates more flexible, and keeps transmission stability higher, make the more convenient heat derives for generating internal friction buddhist of thermally conductive circle.
Preferably, the heat dissipating ring and thermally conductive circle are interference fitted, heat dissipation ring outer surface is provided with heat dissipation tooth, sets in this way
The cooling surface area for increasing heat dissipating ring is set, radiating rate is accelerated.
The utility model has the beneficial effects that the device is attached by multiple ventilation holes, so that cooling wind is entering electricity
Convenient for radiating for rotor behind machine inside, and pass through thermally conductive and increase heat dissipation area, accelerates radiating efficiency.
Detailed description of the invention
The present invention is described in detail by the following detailed description and drawings for ease of explanation,.
Fig. 1 is the front view structure schematic diagram of the utility model；
Fig. 2 is the left view of the utility model；
Fig. 3 is the main view of the utility model；
Fig. 4 is the conducting bar structure diagram of the utility model.
1- retaining ring；2- heat dissipating ring；3- communicating pipe；4- heat-radiation branch pipe；5- rotor core；6- clamping ring；7- pressing ring；8- supervisor
Road；9- shaft；The thermally conductive circle of 10-；11- rotor-end；12- embedding slot；13- short-circuited conducting sleeve；14- link slot；15- conducting bar.
Specific embodiment
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, present embodiment uses following technical scheme: it includes retaining ring 1, dissipates
Hot ring 2, communicating pipe 3, heat-radiation branch pipe 4, rotor core 5, clamping ring 6, pressing ring 7, main pipeline 8, shaft 9, thermally conductive circle 10, rotor-end
11, embedding slot 12, short-circuited conducting sleeve 13, link slot 14, conducting bar 15 are provided with retaining ring 1 on the outside of shaft 9, are provided on the outside of retaining ring 1 thermally conductive
Circle 10, thermally conductive 10 outside of circle are provided with heat dissipating ring 2, rotor-end 11 are provided on the outside of heat dissipating ring 2,11 bottom of rotor-end is provided with master
Pipeline 8 is provided with communicating pipe 3 on main pipeline 8, pressing ring 7 is provided on the outside of rotor-end 11, heat-radiation branch pipe 4 is provided in pressing ring 7,
It is provided with clamping ring 6 on the outside of pressing ring 7, rotor core 5 is provided on the outside of clamping ring 6, embedding slot 12 is provided on rotor core 5,
5 two sides of rotor core are provided with short-circuited conducting sleeve 13, and link slot 14 is provided on the inside of short-circuited conducting sleeve 13, is set in embedding slot 12 and link slot 14
It is equipped with conducting bar 15.
Wherein, 8 machine-shaping of main pipeline is in rotor-end 11,3 machine-shaping of communicating pipe in rotor-end 11, this
Sample setting makes device at work, and cooling wind is convenient for circulating in the device；The main pipeline 8 is provided with 20 groups, every group of master
Five groups of communicating pipes 3 are provided on pipeline 8, setting makes device increase heat dissipation area during the work time in this way, and facilitates air stream
It is logical；On rotor core 5, rotor core 5 is made of silicon steel sheet for 12 machine-shaping of embedding slot, and setting in this way makes device exist
Magnetic conductivity is more preferable in the course of work, and facilitates and conducting bar 15 is fixed on iron core；The conducting bar 15 is fastened in embedding slot 12,
Conducting bar 15 and embedding slot 12 share 46 groups, and setting in this way makes device be easier to be collected into electric energy during the work time, are
Device provides driving force；The retaining ring 1 and shaft 9 is interference fitted, and thermally conductive circle 10 is interference fitted with retaining ring 1, and setting in this way makes
Shaft 9 rotates more flexible, and keeps transmission stability higher, leads the more convenient heats for generating internal friction buddhist of thermally conductive circle 10
Out；10 interference fit of heat dissipating ring 2 and thermally conductive circle, 2 outer surface of heat dissipating ring are provided with heat dissipation tooth, and setting in this way increases scattered
The cooling surface area of hot ring 2 accelerates radiating rate.
The working principle of this specific embodiment:: at work, 9 driving device of shaft is rotated device, makes rotor iron
It is that device provides driving force that core 5 and conducting bar 15, which collect electric energy by magnetic induction, in rotation process, after cooling wind enters motor, is passed through
The main pipeline 8 crossed in rotor-end 11 radiates, and the cooling wind into main pipeline 8 enters in heat-radiation branch pipe 4 through communicating pipe 3,
It radiates for rotor core 5, the heat derives that thermally conductive circle 10 generates shaft 9 and retaining ring 1 during the motion, and be transmitted to
It on heat dissipating ring 2, is radiated by the cooling wind in main pipeline 8, short-circuited conducting sleeve 13 prevents electric energy from leaking electricity in collecting transmit process.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.
Claims (7)
1. a kind of main driving permanent magnet machine rotor of high-efficient heat-dissipating electric airplane, it is characterised in that: it includes retaining ring (1), heat dissipation
Ring (2), communicating pipe (3), heat-radiation branch pipe (4), rotor core (5), clamping ring (6), pressing ring (7), main pipeline (8), shaft (9),
Thermally conductive circle (10), rotor-end (11), embedding slot (12), short-circuited conducting sleeve (13), link slot (14), conducting bar (15), shaft (9) outside are set
It is equipped with retaining ring (1), thermally conductive circle (10) is provided on the outside of retaining ring (1), is provided with heat dissipating ring (2), heat dissipating ring on the outside of thermally conductive circle (10)
(2) outside is provided with rotor-end (11), and rotor-end (11) bottom is provided with main pipeline (8), and main pipeline is provided with communicating pipe on (8)
(3), it is provided with pressing ring (7) on the outside of rotor-end (11), is provided with heat-radiation branch pipe (4) in pressing ring (7), is provided on the outside of pressing ring (7)
Clamping ring (6), clamping ring (6) outside are provided with rotor core (5), and embedding slot (12), rotor iron are provided on rotor core (5)
Core (5) two sides are provided with short-circuited conducting sleeve (13), are provided with link slot (14) on the inside of short-circuited conducting sleeve (13), embedding slot (12) and link slot
(14) conducting bar (15) are provided in.
2. the main driving permanent magnet machine rotor of a kind of high-efficient heat-dissipating electric airplane according to claim 1, it is characterised in that:
Main pipeline (8) machine-shaping is on rotor-end (11), and communicating pipe (3) machine-shaping is in rotor-end (11).
3. the main driving permanent magnet machine rotor of a kind of high-efficient heat-dissipating electric airplane according to claim 1, it is characterised in that:
The main pipeline (8) is provided with 20 groups, and five groups of communicating pipes (3) are provided on every group of main pipeline (8).
4. the main driving permanent magnet machine rotor of a kind of high-efficient heat-dissipating electric airplane according to claim 1, it is characterised in that:
On rotor core (5), rotor core (5) is made of silicon steel sheet for embedding slot (12) machine-shaping.
5. the main driving permanent magnet machine rotor of a kind of high-efficient heat-dissipating electric airplane according to claim 1, it is characterised in that:
The conducting bar (15) is fastened in embedding slot (12), and conducting bar (15) and embedding slot (12) one share 46 groups.
6. the main driving permanent magnet machine rotor of a kind of high-efficient heat-dissipating electric airplane according to claim 1, it is characterised in that:
The retaining ring (1) and shaft (9) is interference fitted, and thermally conductive circle (10) and retaining ring (1) are interference fitted.
7. the main driving permanent magnet machine rotor of a kind of high-efficient heat-dissipating electric airplane according to claim 1, it is characterised in that:
The heat dissipating ring (2) and thermally conductive circle (10) are interference fitted, and heat dissipating ring (2) outer surface is provided with heat dissipation tooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920041613.8U CN209150829U (en) | 2019-01-10 | 2019-01-10 | A kind of main driving permanent magnet machine rotor of high-efficient heat-dissipating electric airplane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920041613.8U CN209150829U (en) | 2019-01-10 | 2019-01-10 | A kind of main driving permanent magnet machine rotor of high-efficient heat-dissipating electric airplane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209150829U true CN209150829U (en) | 2019-07-23 |
Family
ID=67291357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920041613.8U Active CN209150829U (en) | 2019-01-10 | 2019-01-10 | A kind of main driving permanent magnet machine rotor of high-efficient heat-dissipating electric airplane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209150829U (en) |
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2019
- 2019-01-10 CN CN201920041613.8U patent/CN209150829U/en active Active
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