CN108566021A - A kind of permanent magnetism decelerating step motor convenient for heat dissipation - Google Patents
A kind of permanent magnetism decelerating step motor convenient for heat dissipation Download PDFInfo
- Publication number
- CN108566021A CN108566021A CN201810619302.5A CN201810619302A CN108566021A CN 108566021 A CN108566021 A CN 108566021A CN 201810619302 A CN201810619302 A CN 201810619302A CN 108566021 A CN108566021 A CN 108566021A
- Authority
- CN
- China
- Prior art keywords
- shell
- rotor
- cooling fin
- stator core
- heat dissipation
- 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.)
- Withdrawn
Links
- 230000017525 heat dissipation Effects 0.000 title claims abstract description 21
- 230000005389 magnetism Effects 0.000 title claims abstract description 17
- 238000001816 cooling Methods 0.000 claims abstract description 31
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 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
- H02K5/18—Casings or enclosures characterised by the shape, form or construction thereof with ribs or fins for improving heat transfer
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The present invention relates to a kind of permanent magnetism decelerating step motors convenient for heat dissipation,Including shell,Shell left end face center offers shaft hole,It is provided with first bearing on the left of the enclosure,It is provided with stator core in the shell,The shell is fixedly connected with the stator core by link block,The stator core bottom end is provided with skeleton,And the first cooling fin is installed between adjacent skeleton,It is wound with electromagnetic coil outside the skeleton,And heat-conducting block is provided in electromagnetic coil,First cooling fin and the heat-conducting block each extend between shell and stator core,It is provided with rotor in the stator core,It is provided with permanent magnet pole on the rotor,And the second cooling fin is installed between adjacent permanent magnet poles,Shaft is installed in the rotor,It is provided with baffle on the right side of the rotor,The baffle center is equipped with second bearing,Increase the area of cooling fin,Improve heat dissipation effect,Ensure the normal operation of motor.
Description
Technical field
The present invention relates to a kind of permanent magnetism decelerating step motors convenient for heat dissipation, belong to technical field of motors.
Background technology
Motor housing is the major part of motor, the parts such as stator and rotor is housed, when motor works, by electric energy in shell
It is converted into kinetic energy, but always has sub-fraction that the heat being transformed into is lost, it must constantly distribute heat, just can guarantee electricity
The normal work of machine and reduction damage peripheral parts, and there are two types of the motor tradition types of cooling：It freely recycles and casing surface is cold
But, first, the mode freely recycled is needed through medium to absorb heat when the contact with motor and be radiated, usually by motor
The limitation of structure, complicated, the space needed is larger, and secondly, the existing surface-cooled mode of casing, radiating efficiency is low,
Generally can not meet the needs of motor radiating.
Invention content
The purpose of the present invention is to provide a kind of permanent magnetism decelerating step motors convenient for heat dissipation, pass through the first heat dissipation of setting
Piece can disperse out the heat that stator generates at any time, and by the way that heat-conducting block is arranged, the heat that electromagnetic coil can be generated passes
It passs out, then by the way that heat is discharged outside motor between shell and stator, by the way that the second cooling fin is arranged, rotor can be generated
Heat discharge can make to have in motor sufficient air-flow by the way that fan is arranged, ensure that the heat for disperseing out can be quick
It is discharged outside motor, to solve the problems mentioned in the above background technology.
To achieve the above object, the present invention provides the following technical solutions：A kind of permanent magnetism decelerating step motor convenient for heat dissipation,
Including shell, shell left end face center offers shaft hole, and first bearing is provided on the left of the enclosure, described
Stator core is provided in shell, the shell is fixedly connected with the stator core by link block, the stator core bottom
End is provided with skeleton, and the first cooling fin is equipped between adjacent skeleton, and electromagnetic coil, and electromagnetic wire are wound with outside the skeleton
Heat-conducting block is provided in circle, first cooling fin and the heat-conducting block each extend between shell and stator core, described fixed
It is provided with rotor in sub- iron core, permanent magnet pole is provided on the rotor, and be equipped with second between adjacent permanent magnet poles
Cooling fin is equipped with shaft in the rotor, is provided with baffle on the right side of the rotor, the baffle center is equipped with the second axis
It holds, the shaft axially penetrates through the rotor, first bearing, second bearing along rotor, and shaft right end is connected with fan.
Further, the first bearing, second bearing, rotor and stator are coaxial.
Further, there are four the link block is uniformly distributed, and other positions are hollow structure in addition to link block.
Further, the skeleton, electromagnetic coil and the first cooling fin quantity are eight, the permanent magnet pole and second
Cooling fin quantity is four.
Further, it is distributed with venthole on end face and baffle at left and right sides of the shell, and is equipped in venthole
Dustcloth.
Further, the outer surface of outer cover is provided with cooling fin.
The beneficial effects of the invention are as follows：A kind of permanent magnetism decelerating step motor convenient for heat dissipation according to the present invention, passes through
First cooling fin is set, at any time the heat that stator generates can be disperseed out, it, can be electromagnetic coil by the way that heat-conducting block is arranged
The heat transfer of generation comes out, then by the way that heat is discharged outside motor between shell and stator, can by the way that the second cooling fin is arranged
It can make the air-flow for having sufficient in motor by fan is arranged with the heat discharge that rotor is generated, ensure the heat for disperseing out
Amount can quickly be discharged outside motor, increase the area of cooling fin, improve heat dissipation effect, ensure the normal operation of motor.
Description of the drawings
Attached drawing is used to provide further understanding of the present invention, and a part for constitution instruction, the tool with the present invention
Body embodiment is used to explain the present invention together, not be construed as limiting the invention.
Fig. 1 is a kind of overall structure sectional view of permanent magnetism decelerating step motor convenient for heat dissipation of the present invention；
Fig. 2 is stator, the rotor structure schematic diagram of a kind of permanent magnetism decelerating step motor convenient for heat dissipation of the present invention；
Fig. 3 is a kind of right view of permanent magnetism decelerating step motor convenient for heat dissipation of the present invention；
Figure label：1, shell；2, shaft hole；3, first bearing；4, stator core；5, link block；6, skeleton；7, electromagnetic wire
Circle；8, the first cooling fin；9, heat-conducting block；10, rotor；11, permanent magnet pole；12, the second cooling fin；13, shaft；14, baffle；
15, second bearing；16, fan.
Specific implementation mode
The present invention is further illustrated With reference to embodiment, wherein attached drawing only for illustration,
What is indicated is only schematic diagram rather than pictorial diagram, should not be understood as the limitation to this patent, tool in order to better illustrate the present invention
Body embodiment, the certain components of attached drawing have omission, zoom in or out, and the size of actual product are not represented, to this field skill
For art personnel, the omitting of some known structures and their instructions in the attached drawings are understandable, based on specific in the present invention
Embodiment, every other specific implementation obtained by those of ordinary skill in the art without making creative efforts
Mode shall fall within the protection scope of the present invention.
- Fig. 3 is please referred to Fig.1, the present invention provides a kind of technical solution：A kind of permanent magnetism decelerating step motor convenient for heat dissipation,
Including shell 1,1 left end face center of the shell offers shaft hole 2, and 1 inside left of the shell is provided with first bearing
3, stator core 4 is provided in the shell 1, and the shell 1 is fixedly connected with the stator core 4 by link block 5, described
4 bottom end of stator core is provided with skeleton 6, and the first cooling fin 8 is equipped between adjacent skeleton 6, and electricity is wound with outside the skeleton 6
Magnetic coil 7, and heat-conducting block 9 is provided in electromagnetic coil 7, first cooling fin 8 each extends to shell 1 with the heat-conducting block 9
Between stator core 4, it is provided with rotor 10 in the stator core 4, permanent magnet pole 11 is provided on the rotor 10, and
Second cooling fin 12 is installed between adjacent permanent magnet poles 11, shaft 13 is installed in the rotor 10, the rotor 10 is right
Side is provided with baffle 14, and 14 center of the baffle is equipped with second bearing 15, and the shaft 13 axially penetrates through institute along rotor 10
Rotor 10, first bearing 3, second bearing 15 are stated, and 13 right end of shaft is connected with fan 16.
More specifically, the first bearing 3, second bearing 15, rotor 10 and stator are coaxial, ensure that motor can be normal
Operating facilitates dividing for heat there are four the link block 5 is uniformly distributed, and except the outer other positions of link block 5 are hollow structure
It dissipates, discharges it, the skeleton 6, electromagnetic coil 7 and 8 quantity of the first cooling fin are eight, the permanent magnet pole 11 and second
12 quantity of cooling fin be four, it is ensured that motor it is proper use of, can accurately control, 1 left and right sides end face of the shell and baffle
It is distributed with venthole on 14, and dustcloth is installed in venthole, can guarantee that enough air-flows can be with when motor operates
The heat in motor is discharged, 1 outer surface of the shell is provided with cooling fin, further strengthens the effect of heat dissipation.
Operation principle of the present invention：When in use, when motor stator core 4 and electromagnetic coil 7 generate heat, can distinguish
It is distributed between shell 1 and stator core 4 by the first cooling fin 8 and heat-conducting block 9, when rotor 10 generates heat, by second
Cooling fin 12 disperses its heat, and shaft 13 drives fan 16 to rotate, and generates air-flow, to which the heat in motor is discharged.
It is the preferable embodiment of the present invention above, those skilled in the art in the invention can also be to above-mentioned embodiment party
Formula is changed and is changed, and therefore, the invention is not limited in above-mentioned specific implementation mode, every those skilled in the art exist
Any conspicuously improved, replacement or modification made by the basis of the present invention all belongs to the scope of protection of the present invention.
Claims (6)
1. a kind of permanent magnetism decelerating step motor convenient for heat dissipation, including shell（1）, it is characterised in that：The shell（1）Left-hand end
Face center offers shaft hole（2）, the shell（1）Inside left is provided with first bearing（3）, the shell（1）Interior setting
There is stator core（4）, the shell（1）With the stator core（4）Pass through link block（5）It is fixedly connected, the stator core
（4）Bottom end is provided with skeleton（6）, the skeleton（6）It is wound with electromagnetic coil outside（7）, the adjacent electromagnetic coil（7）Between pacify
Equipped with the first cooling fin（8）, and electromagnetic coil（7）Inside it is provided with heat-conducting block（9）, first cooling fin（8）With the heat conduction
Block（9）Each extend to shell（1）With stator core（4）Between, the stator core（4）Inside it is provided with rotor（10）, described turn
Son（10）On be provided with permanent magnet pole（11）, and adjacent permanent magnet poles（11）Between the second cooling fin is installed（12）, institute
State rotor（10）Shaft is inside installed（13）, the rotor（10）Right side is provided with baffle（14）, the baffle（14）In feel at ease
Equipped with second bearing（15）, the shaft（13）Along rotor（10）Axially penetrate through the rotor（10）, first bearing（3）,
Two bearings（15）, and shaft（13）Right end is connected with fan（16）.
2. a kind of permanent magnetism decelerating step motor convenient for heat dissipation according to claim 1, it is characterised in that：The first axle
It holds（3）, second bearing（15）, rotor（10）It is coaxial with stator.
3. a kind of permanent magnetism decelerating step motor convenient for heat dissipation according to claim 1, it is characterised in that：The link block
（5）There are four being uniformly distributed, and remove link block（5）Outer other positions are hollow structure.
4. a kind of permanent magnetism decelerating step motor convenient for heat dissipation according to claim 1, it is characterised in that：The skeleton
（6）, electromagnetic coil（7）With the first cooling fin（8）Quantity is eight, the permanent magnet pole（11）With the second cooling fin（12）Number
Amount is four.
5. a kind of permanent magnetism decelerating step motor convenient for heat dissipation according to claim 1, it is characterised in that：The shell
（1）Left and right sides end face and baffle（14）On be distributed with venthole, and dustcloth is installed in venthole.
6. a kind of permanent magnetism decelerating step motor convenient for heat dissipation according to claim 1, it is characterised in that：The shell
（1）Outer surface is provided with cooling fin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810619302.5A CN108566021A (en) | 2018-06-15 | 2018-06-15 | A kind of permanent magnetism decelerating step motor convenient for heat dissipation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810619302.5A CN108566021A (en) | 2018-06-15 | 2018-06-15 | A kind of permanent magnetism decelerating step motor convenient for heat dissipation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108566021A true CN108566021A (en) | 2018-09-21 |
Family
ID=63554004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810619302.5A Withdrawn CN108566021A (en) | 2018-06-15 | 2018-06-15 | A kind of permanent magnetism decelerating step motor convenient for heat dissipation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108566021A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110492714A (en) * | 2019-08-06 | 2019-11-22 | 包头江馨微电机科技有限公司 | A voice coil motor with high heat dissipation |
| WO2024082592A1 (en) * | 2022-10-20 | 2024-04-25 | 广东畅能达科技发展有限公司 | Stepping motor capable of high-efficiency heat dissipation |
-
2018
- 2018-06-15 CN CN201810619302.5A patent/CN108566021A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110492714A (en) * | 2019-08-06 | 2019-11-22 | 包头江馨微电机科技有限公司 | A voice coil motor with high heat dissipation |
| WO2024082592A1 (en) * | 2022-10-20 | 2024-04-25 | 广东畅能达科技发展有限公司 | Stepping motor capable of high-efficiency heat dissipation |
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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 | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180921 |
|
| WW01 | Invention patent application withdrawn after publication |