CN109450168A - The built-in heat dissipation water route of stator slot and the concatenated permanent-magnetic outer rotor motor of main waterway - Google Patents
The built-in heat dissipation water route of stator slot and the concatenated permanent-magnetic outer rotor motor of main waterway Download PDFInfo
- Publication number
- CN109450168A CN109450168A CN201811485350.6A CN201811485350A CN109450168A CN 109450168 A CN109450168 A CN 109450168A CN 201811485350 A CN201811485350 A CN 201811485350A CN 109450168 A CN109450168 A CN 109450168A
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- China
- Prior art keywords
- shaft
- motor
- motor housing
- permanent
- bearing bracket
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- 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.)
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The invention discloses water route and the concatenated permanent-magnetic outer rotor motors of main waterway of radiating built in a kind of stator slot, including motor housing, the stator that is connected in the motor housing inner wall, the drive end bearing bracket being connected on the left of the motor housing, the cooler rear end cap being connected on the right side of the motor housing, the shaft for being laterally installed in the rotor of bore of stator, being horizontally through in the middle part of rotor sidewall, and install in front end cover cavity and be connected to the cold wind cooling mechanism of shaft outer surface.The present invention rotation generation of blade and shaft synchronous high-speed can continue cold wind in the same direction in motor operation, and pass through the principle of cold airflow and thermal current circulation replacement, by the high temperature hot gas dissipation inside when motor operation outside motor, to play the purpose of radiating and cooling to motor, reduce motor high temperature erosion wear caused by motor housing when long-time uses, extends the service life of motor housing.
Description
Technical field
The present invention relates to permanent-magnetic outer rotor motor field, the built-in heat dissipation water route of specially a kind of stator slot is connected with main waterway
Permanent-magnetic outer rotor motor.
Background technique
External rotor electric machine, which has, saves space, feature compact to design and beautiful;It is adapted for mount in impeller, has best
Cooling effect;Without V-type band, additional tension band or other equipment;With the continuous development of science and technology, occur in the market not
Congener external rotor electric machine, permanent-magnetic outer rotor motor are exactly one such.
But permanent-magnetic outer rotor motor at present on the market, whole heat dissipation effect is poor, in motor long-play,
The inside of motor housing can gather a large amount of hot gas, cause the surface temperature of motor housing very high, and motor housing is for a long time by height
The lasting erosion for warming gas, affects the service life of motor housing, causes permanent-magnetic outer rotor motor that can not be used for a long time.
Summary of the invention
The purpose of the present invention is to provide water route and the concatenated permanent-magnetic outer rotor electricity of main waterway of radiating built in a kind of stator slot
Machine, it is poor to solve whole heat dissipation effect mentioned above in the background art, in motor long-play in motor housing
Portion can gather a large amount of hot gas, make lasting erosion of the motor housing for a long time by high temperature hot gas, motor housing service life is short, forever
The problem of magnetic external rotor electric machine cannot be used for a long time.
To achieve the above object, the invention provides the following technical scheme:
The built-in heat dissipation water route of stator slot and the concatenated permanent-magnetic outer rotor motor of main waterway, including motor housing, it is connected in the motor
The stator of outer casing inner wall, the drive end bearing bracket being connected on the left of the motor housing, the cooler rear end being connected on the right side of the motor housing
Lid is laterally installed in the rotor of bore of stator, the shaft being horizontally through in the middle part of rotor sidewall and installs in front end cover cavity simultaneously
It is connected to the cold wind cooling mechanism of shaft outer surface;The left side central portion of drive end bearing bracket is extended in the left end of the shaft, shaft it is outer
The surface position that is in contact with front end cap body is socketed with first bearing;The right end of shaft extends in the right side of cooler rear end cap
Portion, the outer surface of the shaft position that is in contact with cooler rear end cap body are socketed with second bearing;The cold wind cooling mechanism by
It installs in front end cover cavity and is socketed in that shaft outer surface is rectangular to determine block, annular spread and be vertically fixed on and determine block side wall
Four groups of rectangular blades, be fixed on the connecting tube determined block right side wall and be fixedly attached to shaft outer surface, be located at connection
Connecting tube and shaft are simultaneously fixed on integrated screw and are sheathed on connecting tube outer tube wall and are tightly attached to drive end bearing bracket by pipe outer tube wall
The rectangular Air Filter of inner wall is constituted.
Preferably, the bottom end of blade is fixed with rectangular connecting plate, and the plate body bottom end of the connecting plate is tight by screw
The block middle part for fastening at the top for determining block, and determining block, which is offered, is horizontally through perforation in rounded shape for shaft.
Preferably, the outer tube wall perforation of connecting tube offers the through-hole passed perpendicularly through for screw, and the right side wall of connecting tube leans on
It is bordering on the left side of rotor.
Preferably, the top surface of Air Filter right side wall and the corresponding left side for being tightly attached to stator in the bottom surface of Air Filter right side wall
Wall, the lateral wall of the Air Filter are in contact position with motor housing inner wall equipped with adhesive.
Preferably, the left side central portion of drive end bearing bracket is in " C " shape structure, and " C " section face interval of the drive end bearing bracket offers rounded
The heat release hole of shape.
Compared with prior art, the beneficial effects of the present invention are:
1, the present invention improves the overall structure of the external rotor electric machine inner cavity by setting cold wind cooling mechanism, can be by company
Blade, is connected in the outer surface of shaft by adapter tube, the cooperation for determining block and screw, and shaft high speed is round in the same direction in motor operation
During Zhou Xuanzhuan, allow the rotation of blade and shaft synchronous high-speed, blade generate in high-speed rotation process continue it is in the same direction
Cold wind, and therewith by hot gas caused by inside when motor operation by the principle of cold airflow and thermal current circulation replacement, it will be electric
High temperature hot gas dissipation inside when machine is run is outside motor, so that the purpose of radiating and cooling is played to motor, when so that motor is long
Between use when motor housing surface temperature it is not too high, reduction motor long-time use when high temperature caused by motor housing
Erosion wear extends the service life of motor housing, is conducive to the long-time service of the permanent-magnetic outer rotor motor.
Detailed description of the invention
Fig. 1 is structure of the invention front section view;
Fig. 2 is structure enlargement diagram at the A of Fig. 1 of the present invention;
Fig. 3 is the overall structure stereogram that the present invention determines block and connecting tube is combined;
Fig. 4 is the structural perspective of blade of the present invention.
In figure: 1 motor housing, 2 stators, 3 drive end bearing brackets, 31 heat release holes, 4 cooler rear end caps, 5 rotors, 6 shafts, 7 cold wind
Block, 711 perforation, 72 blades, 721 connecting plates, 722 screws, 73 connecting tubes, 731 through-holes, 74 screws, 75 anti-is determined in cooling mechanism, 71
Dirt net.
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.
Fig. 1-4 is please referred to, the present invention provides a kind of technical solution:
The built-in heat dissipation water route of stator slot and the concatenated permanent-magnetic outer rotor motor of main waterway, including motor housing 1, it is connected in the motor
The stator 2 of 1 inner wall of shell, the drive end bearing bracket 3 for being connected in 1 left side of motor housing, the cooler for being connected in 1 right side of motor housing
Rear end cap 4 is laterally installed in the rotor 5 of 2 inner cavity of stator, the shaft 6 being horizontally through in the middle part of 5 side wall of rotor and installs in preceding
3 inner cavity of end cap and the cold wind cooling mechanism 7 for being connected to 6 outer surface of shaft;Extend in the left side of drive end bearing bracket 3 left end of shaft 6
Portion, the outer surface of shaft 6 position that is in contact with 3 lid of drive end bearing bracket are socketed with first bearing;The right end of shaft 6 extends cooler
The right side central of rear end cap 4, the outer surface of shaft 6 position that is in contact with 4 lid of cooler rear end cap are socketed with second bearing;It is cold
Wind cooling mechanism 7 by install in 3 inner cavity of drive end bearing bracket and be socketed in 6 outer surface of shaft it is rectangular determine block 71, annular spread simultaneously
It is vertically fixed on and determines four groups of rectangular blades 72 of 71 side wall of block, is fixed on and determines 71 right side wall of block and be fixedly attached to shaft
The connecting tube 73 of 6 outer surfaces, positioned at 73 outer tube wall of connecting tube and by connecting tube 73 and shaft 6 be fixed on integrated screw 74, with
And it is sheathed on 73 outer tube wall of connecting tube and is tightly attached to the rectangular Air Filter 75 of 3 inner wall of drive end bearing bracket and constitute.
The bottom end of blade 72 is fixed with rectangular connecting plate 721, and the plate body bottom end of the connecting plate 721 passes through screw
722 are tightly secured in the top for determining block 71, and the block middle part for determining block 71 offers and is horizontally through in rounded shape wear for shaft 6
Hole 711.
The outer tube wall perforation of connecting tube 73 offers the through-hole 731 passed perpendicularly through for screw 74, the right side wall of connecting tube 73
Close to the left side of rotor 5.
The top surface of 75 right side wall of Air Filter and the corresponding left side wall for being tightly attached to stator 2 in the bottom surface of 75 right side wall of Air Filter,
The lateral wall of the Air Filter 75 is in contact position with 1 inner wall of motor housing equipped with adhesive;The setting of adhesive can be further
Reinforce the overall stability that Air Filter 75 is mounted on 3 inner cavity of drive end bearing bracket;The setting for wherein passing through Air Filter 75, can obstruct in leaf
During the rotation of piece 72 generates cold wind, reduces dust impurity in cold wind and enter abrasion caused by rotor 5 and stator 2, thus
Play the role of protection, the service life of Extending Rotor 5 and stator 2 to rotor 5 and stator 2, and then extends the permanent-magnetic outer rotor
The service life of motor.
The left side central portion of drive end bearing bracket 3 is in " C " shape structure, and " C " section face interval of the drive end bearing bracket 3 offers in rounded shape dissipate
Hot hole 31.
Blade 72, is connected in the appearance of shaft 6 by the cooperation that the present invention can rely on connecting tube 73, determine block 71 Yu screw 74
Face, and in motor operation the high speed of shaft 6 in the same direction circle rotation during, allow the rotation of blade 72 and 6 synchronous high-speed of shaft
Turn, blade 72 generates in high-speed rotation process continues cold wind in the same direction, and therewith by heat caused by inside when motor operation
Gas, by the principle of cold airflow and thermal current circulation replacement, by the high temperature hot gas dissipation inside when motor operation outside motor, from
And the purpose of radiating and cooling is played to motor, so that the temperature on 1 surface of motor housing is not too high when motor uses for a long time, contracting
Powered down machine high temperature when long-time is used extends the service life of motor housing 1, has to erosion wear caused by motor housing 1
Conducive to the long-time service of the permanent-magnetic outer rotor motor.
Working principle: in use, Air Filter 75 is installed on 6 outer surface of shaft of 3 inner cavity of drive end bearing bracket in advance, then will
Connecting tube 73 and determine block 71 and be mounted on 6 surface of shaft, the left end of connecting tube 73 and determine 71 block of block and be fixed on one, reuses
Connecting tube 73 is fastened and inserted on 6 outer surface of shaft by screw 74, and corresponding be distributed in of four groups of blades 72 is then determined the outer of block 71 again
Side wall;Reuse the motor, at this time motor operation, rotor 52 inner periphery of stator rotate, in the mistake of 5 circle rotation of rotor
The circle rotation therewith of shaft 6 in journey drives blade 72 is synchronous to carry out circle rotation, in blade 72 by the circle rotation of shaft 6
It is generated during high speed rotation and blows to drive end bearing bracket 3 from right to left and by hot gas caused by inside when motor operation, lead to rapidly
It crosses 72 high speed rotation of blade and generates air flow, hot gas caused by inside when motor operation is constantly dissipated, so that electric
The decline of machine bulk temperature reduces high temperature erosion suffered by motor with this, extends the service life of motor.
Wherein, by the cooperation of connecting tube 73 and screw 74, block 71 will be determined and blade 72 is firmly mounted on shaft 6 by facilitating
Outer surface is conducive to the long-term use of blade 72.
Wherein, in blade 72 and 6 synchronous rotary of shaft, the cold wind that blade 72 generates can lead to the hot gas inside motor
Heat release hole 31 is crossed to dissipate.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. the built-in heat dissipation water route of stator slot and the concatenated permanent-magnetic outer rotor motor of main waterway, including motor housing (1), it is connected in this
The stator (2) of motor housing (1) inner wall, is connected in the motor housing at the drive end bearing bracket (3) being connected on the left of the motor housing (1)
(1) cooler rear end cap (4), transverse direction on the right side of are installed in the rotor (5) of stator (2) inner cavity, are horizontally through in rotor (5) side wall
The shaft (6) in portion and the cold wind cooling mechanism (7) for installing in drive end bearing bracket (3) inner cavity and being connected to shaft (6) outer surface;Its
It is characterized in that: extending the left side central portion of drive end bearing bracket (3), the outer surface of shaft (6) and drive end bearing bracket in the left end of the shaft (6)
(3) the lid position that is in contact is socketed with first bearing;The right end of shaft (6) extends the right side central of cooler rear end cap (4),
The outer surface of shaft (6) position that is in contact with cooler rear end cap (4) lid is socketed with second bearing;The cold wind cooling mechanism
(7) by installing in drive end bearing bracket (3) inner cavity and being socketed in that shaft (6) outer surface is rectangular to determine block (71), annular spread and hang down
It is directly fixed on and determines four groups of rectangular blades (72) of block (71) side wall, is fixed on and determines block (71) right side wall and be fixedly attached to
The connecting tube (73) of shaft (6) outer surface is located at connecting tube (73) outer tube wall and connecting tube (73) and shaft (6) is fixed on one
It the screw (74) of body and is sheathed on connecting tube (73) outer tube wall and is tightly attached to the rectangular Air Filter of drive end bearing bracket (3) inner wall
(75) it constitutes.
2. the built-in heat dissipation water route of stator slot according to claim 1 and the concatenated permanent-magnetic outer rotor motor of main waterway, special
Sign is: the bottom end of blade (72) is fixed with rectangular connecting plate (721), and the plate body bottom end of the connecting plate (721) passes through
Screw (722) is tightly secured in the top for determining block (71), and the block middle part for determining block (71) offers and is horizontally through for shaft (6)
Perforation (711) in rounded shape.
3. the built-in heat dissipation water route of stator slot according to claim 1 and the concatenated permanent-magnetic outer rotor motor of main waterway, special
Sign is: the outer tube wall perforation of connecting tube (73) offers the through-hole (731) passed perpendicularly through for screw (74), connecting tube (73)
Left side of the right side wall close to rotor (5).
4. the built-in heat dissipation water route of stator slot according to claim 1 and the concatenated permanent-magnetic outer rotor motor of main waterway, special
Sign is: the top surface of Air Filter (75) right side wall and the corresponding left side for being tightly attached to stator (2) in the bottom surface of Air Filter (75) right side wall
Side wall, the lateral wall of the Air Filter (75) are in contact position with motor housing (1) inner wall equipped with adhesive.
5. the built-in heat dissipation water route of stator slot according to claim 1 and the concatenated permanent-magnetic outer rotor motor of main waterway, special
Sign is: the left side central portion of drive end bearing bracket (3) is in " C " shape structure, and " C " section face interval of the drive end bearing bracket (3) offers in rounded shape
Heat release hole (31).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811485350.6A CN109450168A (en) | 2018-12-06 | 2018-12-06 | The built-in heat dissipation water route of stator slot and the concatenated permanent-magnetic outer rotor motor of main waterway |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811485350.6A CN109450168A (en) | 2018-12-06 | 2018-12-06 | The built-in heat dissipation water route of stator slot and the concatenated permanent-magnetic outer rotor motor of main waterway |
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Publication Number | Publication Date |
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CN109450168A true CN109450168A (en) | 2019-03-08 |
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CN201811485350.6A Pending CN109450168A (en) | 2018-12-06 | 2018-12-06 | The built-in heat dissipation water route of stator slot and the concatenated permanent-magnetic outer rotor motor of main waterway |
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CN (1) | CN109450168A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112165219A (en) * | 2020-09-24 | 2021-01-01 | 苏州市安朋机电有限公司 | Novel motor |
-
2018
- 2018-12-06 CN CN201811485350.6A patent/CN109450168A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112165219A (en) * | 2020-09-24 | 2021-01-01 | 苏州市安朋机电有限公司 | Novel motor |
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Application publication date: 20190308 |
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