CN205921480U - Compressor motor, motor stator and motor insulation skeleton thereof - Google Patents
Compressor motor, motor stator and motor insulation skeleton thereof Download PDFInfo
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- CN205921480U CN205921480U CN201620858293.1U CN201620858293U CN205921480U CN 205921480 U CN205921480 U CN 205921480U CN 201620858293 U CN201620858293 U CN 201620858293U CN 205921480 U CN205921480 U CN 205921480U
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Abstract
The utility model provides a motor insulation skeleton, including being skeleton outer wall and the frame inner wall that the ring -type centers on to and the connection sets up a plurality of skeleton wire winding portions between skeleton outer wall and frame inner wall, gas channel has in the skeleton wire winding portion, gas channel's import is located frame inner wall, and gas channel's export is located the skeleton outer wall. When electric motor rotor rotated, frame inner wall flow direction skeleton outer wall can be followed through gas channel to gas, then from stator outer wall flow direction exhaust end, has increased flow area, has improved compressor oil return effect, simultaneously, the partial heat that stator winding produced can be taken away through skeleton wire winding portion to the gas flow, plays the heat dissipation cooling effect to stator winding, has improved the electric efficiency, extension motor life. The utility model also provides an install the motor stator of above -mentioned motor insulation skeleton, and be equipped with this motor stator's compressor motor.
Description
Technical field
This utility model is related to technical field of motors, more particularly to a kind of electrical machine insulation skeleton, motor stator and compression
Dynamo-electric machine.
Background technology
Motor is made up of stator and two critical pieces of rotor, and motor stator typically to be insulated using insulation framework.Insulation
Skeleton is that one kind is arranged at motor stator end, and has the moulding of string-passing structure design.Do not have in existing insulation framework
Design gas flow guidance structure, makes the gas circulation of motor internal poor, affects compressor oil return effect, and the radiating of stator winding
Property is poor.
Utility model content
Based on this it is necessary to for the current gas circulation existing for motor stator and stator winding heat dissipation difference
Problem, provides a kind of raising motor internal gas negotiability and the electrical machine insulation skeleton of stator winding heat dissipation efficiency and assembling to be somebody's turn to do
The motor stator of electrical machine insulation skeleton and compressor electric motor.
Above-mentioned purpose is achieved through the following technical solutions:
A kind of electrical machine insulation skeleton, including annularly around skeleton outer wall and inboard wall of skeleton, and connect setting is in bone
Some skeleton winding sections between frame outer wall and inboard wall of skeleton, described skeleton winding section has gas flow, described gas stream
The import in road is located on inboard wall of skeleton, and the outlet of gas flow is located on skeleton outer wall.
Wherein in an embodiment, described skeleton winding section offers at least one thermal vias, described radiating is led to
Hole is connected with gas flow.
Wherein in an embodiment, the circulation groove that described gas flow opens up for skeleton winding section surface, described circulation
Skeleton outer wall and inboard wall of skeleton are run through in the two ends of groove.
Wherein in an embodiment, described thermal vias are opened in the bottom land of circulation groove.
Wherein in an embodiment, described circulation groove is the direct through groove being radially arranged along insulation framework.
Wherein in an embodiment, described circulation groove is y shape groove, and described y shape groove includes one section of straight trough and two sections of skewed slots,
One end of described straight trough is located on inboard wall of skeleton, and the other end is connected with one end of two sections of skewed slots, and two sections of described skewed slots symmetrically set
Put, the other end of two sections of skewed slots is located on skeleton outer wall, and the skeleton outer wall between two sections of skewed slots is provided with locating dowel.
Wherein in an embodiment, the rectangular cross-section of described circulation groove.
Wherein in an embodiment, described gas flow is the opening opening up inside skeleton winding section, described circulation
Skeleton outer wall and inboard wall of skeleton are run through in the two ends in hole.
Wherein in an embodiment, described thermal vias are two, and along insulation framework arranged radially.
Wherein in an embodiment, described thermal vias are circular hole.
This utility model additionally provides a kind of motor stator, including stator core and stator winding, also includes arbitrary above-mentioned
Electrical machine insulation skeleton, described electrical machine insulation skeleton is fixed on one end of stator core, and described stator winding is around being located at backbone winding
In line portion.
This utility model additionally provides a kind of compressor electric motor, including above-mentioned motor stator.
The beneficial effects of the utility model are: offer on the skeleton winding section of this utility model electrical machine insulation skeleton and run through
Inboard wall of skeleton and the gas flow of skeleton outer wall, when rotor rotates, gas can be by gas flow from inboard wall of skeleton
Flow to skeleton outer wall, then flow to exhaust end from stator outer wall, increase circulation area, improve compressor oil return effect；With
When, gas flows through skeleton winding section, can take away the partial heat of stator winding generation, stator winding is played with radiating and cooling and makees
With improve electric efficiency, extending motor service life.
Brief description
Fig. 1 is the front view of the electrical machine insulation skeleton of this utility model one embodiment；
Fig. 2 is the axonometric chart of the electrical machine insulation skeleton of this utility model one embodiment；
Fig. 3 is the axonometric chart of the motor stator of this utility model one embodiment；
Fig. 4 partly cuts open structural representation for the motor stator of this utility model one embodiment.
Wherein:
10- electrical machine insulation skeleton；
100- skeleton outer wall；
110- locating dowel；
200- inboard wall of skeleton；
300- skeleton winding section；
310- thermal vias；
320- circulation groove；
321- straight trough；
322- skewed slot；
20- stator core.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage become more apparent, by the following examples, and tie
Close accompanying drawing, this utility model electrical machine insulation skeleton, motor stator and compressor electric motor are further elaborated.Should manage
Solution, specific embodiment described herein only in order to explain this utility model, is not used to limit this utility model.
This utility model provides a kind of electrical machine insulation skeleton, for combining assembling structure with motor stator core and stator winding
Become motor stator, this motor stator can be used for compressor electric motor naturally it is also possible to be used for other motors.
Referring to shown in Fig. 1 and Fig. 2, this utility model electrical machine insulation skeleton include annular in shape around skeleton outer wall 100 He
Inboard wall of skeleton 200, and some skeleton winding sections 300 between skeleton outer wall 100 and inboard wall of skeleton 200 for the connect setting, bone
Gas flow is had on frame winding section 300, the import of gas flow is located on inboard wall of skeleton 200, and the outlet of gas flow is located at
On skeleton outer wall 100.Gas flow on skeleton winding section 300 can make import from inboard wall of skeleton 200 for the gas flow into, then
Outlet from skeleton outer wall 100 is flowed out, and increases the circulation area in motor stator, improves compressor oil return effect；With
When, gas flows through skeleton winding section 300, can take away the partial heat of stator winding generation, and stator winding is played with radiating fall
Temperature effect, improves electric efficiency.
Further, skeleton winding section 300 offers at least one thermal vias 310, thermal vias 310 and gas stream
Road is connected., around being located in backbone winding line portion 300, the heat that stator winding produces at work can be by radiating for stator winding
Through hole 310 enters in gas flow, and the gas of gas coming through runner can take the heat that stator winding produces out of stator, radiating
Through hole 310 can improve the radiating efficiency to stator winding for the gas flow.
As one kind preferred embodiment, the circulation groove 320 that gas flow opens up for skeleton winding section 300 surface, stream
Skeleton outer wall 100 and inboard wall of skeleton 200 are run through in the two ends of groove 320.When electrical machine insulation skeleton is fixedly mounted on motor stator ferrum
On core, between circulation groove 320 and stator core, form gas flow, gas can be located at inboard wall of skeleton 200 from circulation groove 320
Import flow direction be located at skeleton outer wall 100 on outlet.
Specifically, thermal vias 310 are opened in the bottom land of circulation groove 320, can make thermal vias 310 stator winding with
Shortest path between circulation groove 320, improves the radiating efficiency to stator winding.
Preferably, circulation groove 320 is the direct through groove being radially arranged along insulation framework.Direct through groove can reduce the stream of gas
Dynamic resistance, accelerates gas flow rates, improves compressor oil return effect and the radiating efficiency to stator winding further.
Meanwhile, locating dowel 110 is provided with skeleton outer wall 100, locating dowel 110 is used for making insulation framework and stator core
Can accurately be installed together, and part locating dowel 110 is arranged on the skeleton outer wall 100 corresponding with skeleton winding section 300
On, it is direct through groove if placed at the circulation groove 320 on these skeleton winding sections 300, the outlet of circulation groove 320 will be subject to determine
The impact of position post 110.Therefore the circulation groove 320 on the skeleton winding section 300 being provided with locating dowel 110 is processed into y shape groove, y
Shape groove includes one section of straight trough 321 and two sections of skewed slots 322, and one end of straight trough 321 is located on inboard wall of skeleton 200, the other end and two sections
One end of skewed slot 322 is connected, and two sections of skewed slots 322 are symmetrical arranged, and the other end of two sections of skewed slots 322 is located on skeleton outer wall 100,
Locating dowel 110 is located between two sections of skewed slots 322.Gas can be entered by straight trough 321, then flows out from two skewed slots 322, profit
Bypass locating dowel 110 with two skewed slots 322.
Preferably, the rectangular cross-section of circulation groove 320.The section of rectangle is easy to process, and circulation groove 320 can be made to obtain
Obtain larger circulation area.
As another kind of embodiment, gas flow can also be the opening opening up inside skeleton winding section 300, stream
Skeleton outer wall 100 and inboard wall of skeleton 200 are run through in the two ends of through hole.Gas is opened in one end of inboard wall of skeleton 200 by opening
Flow to the other end on skeleton outer wall 100, equally can realize increasing circulation area, the purpose that stator winding is radiated.
Specifically, thermal vias 310 are two, and along insulation framework arranged radially, thermal vias 310 are circular hole.Dissipate
The quantity of heat through-hole 310 and shape produce certain impact, two circular thermal vias to the intensity of skeleton winding section 300
310 can increase the direct heat transfer area with stator winding on the basis of ensureing skeleton winding section 300 intensity, improve to fixed
The radiating efficiency of sub- winding.
Meanwhile, the entirety of this utility model electrical machine insulation skeleton can adopt pbt material integrated injection molding, skeleton coiling
The circulation groove 320 opening up in portion 300 and thermal vias 310 can also reduce the consumption of injected plastics material, cost-effective.
Referring to shown in Fig. 3 and Fig. 4, this utility model additionally provides a kind of motor stator, including stator core 20, stator around
Group (not shown) and electrical machine insulation skeleton 10 of the present utility model, electrical machine insulation skeleton 10 is fixed on the one of stator core 20
End, stator winding is around being located in backbone winding line portion 300.The circulation groove 320 opening up on skeleton winding section 300 is towards stator core
20, form gas flow between circulation groove 320 and stator core 20, when rotor rotates, gas can pass through gas stream
Road flows to skeleton outer wall 100 from inboard wall of skeleton 200, then flows to exhaust end from stator outer wall, increases circulation area, improves
Compressor oil return effect；Meanwhile, gas flows through skeleton winding section 300, can take away the partial heat of stator winding generation, to fixed
Sub- winding plays radiating and cooling effect, improves electric efficiency, extends motor service life.Open up on skeleton winding section 300
Thermal vias 310, can strengthen the direct heat exchange area of gas in circulation groove 320 and stator winding, improve to stator around
The radiating efficiency of group.
This utility model also provides a kind of compressor electric motor, including the motor stator in above-mentioned embodiment.
Embodiment described above only have expressed several embodiments of the present utility model, and its description is more concrete and detailed,
But therefore can not be interpreted as the restriction to this utility model the scope of the claims.It should be pointed out that it is common for this area
For technical staff, without departing from the concept of the premise utility, some deformation can also be made and improve, these all belong to
In protection domain of the present utility model.Therefore, the protection domain of this utility model patent should be defined by claims.
Claims (12)
1. a kind of electrical machine insulation skeleton, including annularly around skeleton outer wall (100) and inboard wall of skeleton (200), and connect
It is arranged on some skeleton winding sections (300) between skeleton outer wall (100) and inboard wall of skeleton (200) it is characterised in that described bone
Gas flow is had on frame winding section (300), the import of described gas flow is located on inboard wall of skeleton (200), gas flow
Outlet is located on skeleton outer wall (100).
2. electrical machine insulation skeleton according to claim 1 is it is characterised in that offer on described skeleton winding section (300)
At least one thermal vias (310), described thermal vias (310) are connected with gas flow.
3. electrical machine insulation skeleton according to claim 2 is it is characterised in that described gas flow is skeleton winding section
(300) circulation groove (320) that surface opens up, skeleton outer wall (100) and inboard wall of skeleton are run through in the two ends of described circulation groove (320)
(200).
4. electrical machine insulation skeleton according to claim 3 is it is characterised in that described thermal vias (310) are opened in circulation
The bottom land of groove (320).
5. electrical machine insulation skeleton according to claim 3 is it is characterised in that described circulation groove (320) is along insulation bone
The direct through groove that frame is radially arranged.
6. electrical machine insulation skeleton according to claim 3 it is characterised in that described circulation groove (320) be y shape groove, described y
Shape groove includes one section of straight trough (321) and two sections of skewed slots (322), and one end of described straight trough (321) is located on inboard wall of skeleton (200),
The other end is connected with one end of two sections of skewed slots (322), and two sections of described skewed slots (322) are symmetrical arranged, two sections of skewed slots (322) another
One end is located on skeleton outer wall (100), and the skeleton outer wall (100) between two sections of skewed slots (322) is provided with locating dowel (110).
7. electrical machine insulation skeleton according to claim 3 is it is characterised in that the rectangular cross-section of described circulation groove (320).
8. electrical machine insulation skeleton according to claim 2 is it is characterised in that described gas flow is skeleton winding section
(300) the internal opening opening up, skeleton outer wall (100) and inboard wall of skeleton (200) are run through in the two ends of described opening.
9. electrical machine insulation skeleton according to claim 2 is it is characterised in that described thermal vias (310) are two, and edge
Insulation framework arranged radially.
10. electrical machine insulation skeleton according to claim 2 is it is characterised in that described thermal vias (310) are circular hole.
A kind of 11. motor stators, including stator core (20) and stator winding it is characterised in that also include as claim 1 to
10 arbitrary described electrical machine insulation skeletons (10), described electrical machine insulation skeleton (10) is fixed on one end of stator core (20), institute
State stator winding around being located in backbone winding line portion (300).
A kind of 12. compressor electric motors are it is characterised in that include motor stator as claimed in claim 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620858293.1U CN205921480U (en) | 2016-08-09 | 2016-08-09 | Compressor motor, motor stator and motor insulation skeleton thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620858293.1U CN205921480U (en) | 2016-08-09 | 2016-08-09 | Compressor motor, motor stator and motor insulation skeleton thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205921480U true CN205921480U (en) | 2017-02-01 |
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ID=57870718
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620858293.1U Active CN205921480U (en) | 2016-08-09 | 2016-08-09 | Compressor motor, motor stator and motor insulation skeleton thereof |
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| Country | Link |
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| CN (1) | CN205921480U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106160294A (en) * | 2016-08-09 | 2016-11-23 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor electric motor, motor stator and electrical machine insulation skeleton thereof |
-
2016
- 2016-08-09 CN CN201620858293.1U patent/CN205921480U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106160294A (en) * | 2016-08-09 | 2016-11-23 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor electric motor, motor stator and electrical machine insulation skeleton thereof |
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