CN206807175U - Teeth portion asymmetric motor insulation framework, motor stator, motor and compressor - Google Patents
Teeth portion asymmetric motor insulation framework, motor stator, motor and compressor Download PDFInfo
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- CN206807175U CN206807175U CN201720687096.2U CN201720687096U CN206807175U CN 206807175 U CN206807175 U CN 206807175U CN 201720687096 U CN201720687096 U CN 201720687096U CN 206807175 U CN206807175 U CN 206807175U
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Abstract
The utility model provides a kind of teeth portion asymmetric motor insulation framework, motor stator, motor and compressor, and the insulation framework includes：Ring part (1)；Multiple root portions (2), it is arranged on the inwall of ring part (1)；Teeth portion (3), it is connected to the free end of root portion (2), teeth portion (3) includes bottom surface (31) and the top surface (32) being oppositely arranged along the axis direction of skeleton, and the first side (33) and second side (34) being oppositely arranged along skeleton circumferential direction, top surface (32) includes axial height highest top (35), and it is connected to the First Transition face (36) between top (35) and first side (33), and the second transition face (37) being connected between top (35) and second side (34), and there is First Transition face (36) not symmetrical relative to the axis of the top end with the second transition face (37).Front face area can be increased by the utility model, reduce pressure, reduce the windmill loss of air-flow, reduce resistance.
Description
Technical field
The utility model belongs to technical field of motors, and in particular to a kind of asymmetric motor insulation framework of teeth portion, motor are fixed
Son, motor and compressor.
Background technology
The skeleton teeth portion inwall of motor insulation framework structure in currently available technology is typically designed to bilateral symmetry,
As Figure 1-3, it often has the following disadvantages：
1. compressor electric motor forms certain resistance, and then expanded motor loss (as shown in Figure 3) during running at high speed；
Skeleton and stator, after stator is completed with rotor assembling, as shown in figure 3, the balance weight in rotor assembly is easy in rotary course
The loss of air-flow windmill is produced at teeth portion；
2. by air-flow is blocked by skeleton teeth portion in rotor rotation process so that airflow path is bad, and air-flow is not
Easy outflow stator part, causes compressor to be unfavorable for oil return
3. motor stator winding will the coiling since the bottom of the teeth portion of skeleton, around to being further continued for the bottom of around at the top of teeth portion
Portion, but existing this symmetric figure structure causes wire winding needle to pass through the conversion of travel path more than twice and can just continue around
Line, teeth portion have formed a certain degree of barrier effect to coiling pin, are unfavorable for stator winding, and electric machine winding quality and efficiency have
Limit.
Because motor insulation framework structure of the prior art is present in rotor rotation process, the loss of air-flow windmill is larger, hinders
Power is larger, and airflow path is bad and causes compressor to be not easy oil return, the technical problems such as electric machine winding quality and efficiency are low, because
This utility model research and design goes out a kind of teeth portion asymmetric motor insulation framework, motor stator, motor and compressor.
Utility model content
Therefore, the technical problems to be solved in the utility model is to overcome motor insulation framework structure of the prior art to deposit
In air-flow windmill loss larger the defects of waiting in rotor rotation process, so as to provide a kind of teeth portion asymmetric motor insulation bone
Frame, motor stator, motor and compressor.
The utility model provides a kind of asymmetric motor insulation framework of teeth portion, and it includes：
Ring part；
Multiple root portions, it is arranged on the inwall of the ring part；
Teeth portion, the free end of the root portion is connected to,
The teeth portion is included along the bottom surface that is oppositely arranged of axis direction of the skeleton and top surface and along skeleton circumference side
To the first side and second side being oppositely arranged, the top surface includes axial height highest top, and is connected to described
First Transition face between top and the first side and the second mistake being connected between the top and the second side
Face is crossed, and has the First Transition face not symmetrical relative to the axis of the top end with second transition face.
Preferably, there is the first preset on the First Transition face, it is pre- with second on second transition face
Set up an office：
And when distance=second preset between first preset and the first side circumferentially and institute
State between second side circumferentially apart from when, the axial height of first preset is less than the axial direction of second preset
Highly；
Or and when distance=second preset between first preset and the top circumferentially and institute
State between top circumferentially apart from when, the axial height of first preset is axially high less than second preset
Degree.
Preferably, the First Transition face is the cutting inclined-plane to be formed by cutting.
Preferably, second transition face is arc-shaped surface.
Preferably, the area in the First Transition face is more than the area of second transition face.
Preferably, if at the First Transition face and the first side connecting position, the section in the First Transition face
The angle in direction and horizontal plane direction is the first angle, if second transition face with the second side connecting position, institute
The angle in the section direction and horizontal plane direction of stating the second transition face is the second angle, and has the first angle<Second angle.
Preferably, the bottom surface has center bisecting point in the circumferential direction along the skeleton, defines the center and divides equally
The line that point extends in the axial direction is the perpendicular bisector of the teeth portion；And the top is located on the perpendicular bisector.
Preferably, the bottom surface has center bisecting point in the circumferential direction along the skeleton, defines the center and divides equally
The line that point extends in the axial direction is the perpendicular bisector of the teeth portion；The top is not on the perpendicular bisector.
The utility model also provides a kind of motor stator, and it includes stator core and coil, in addition to foregoing insulation bone
Frame, wherein the coil is wrapped in the insulation framework.
The utility model also provides a kind of motor, and it includes foregoing motor stator.
The utility model also provides a kind of compressor, and its spy includes foregoing motor.
A kind of teeth portion asymmetric motor insulation framework, motor stator, motor and compressor provided by the utility model have
Following beneficial effect：
1. teeth portion asymmetric motor insulation framework, motor stator, motor and compressor of the present utility model, by by teeth portion
On First Transition face and the second transition face be arranged to the axis not phase of First Transition face and the second transition face relative to top end
Symmetrically, enable to equivalent to excavating original First Transition downwards on the basis of the teeth portion of existing symmetrical structure or
A part is machined away, new First Transition face of the present utility model is formed and forms asymmetrical structure, because motor is assembling
After the completion of balance weight on rotor position correspondence in the position of two transition faces of the teeth portion, rotor is when rotated by air-flow
Shift onto to First Transition face and first side, the area in First Transition face and first side in the unsymmetric structure after improvement
With than the First Transition face in the symmetrical structure before improvement and the area of first side and big, therefore in equal stream pressure
In the presence of, increase front face area (lifting surface area for increasing skeleton) so that pressure is effectively reduced, and then
The windmill loss of air-flow is efficiently reduced, reduces the resistance being subject in rotor rotation process；
2. teeth portion asymmetric motor insulation framework, motor stator, motor and compressor of the present utility model, by by teeth portion
On First Transition face and the second transition face be arranged to the axis not phase of First Transition face and the second transition face relative to top end
Symmetrically, enable to equivalent to excavating original First Transition downwards on the basis of the teeth portion of existing symmetrical structure or
A part is machined away, forms new First Transition face of the present utility model so that rotor caused air-flow energy in rotation process
It is enough to discharge teeth portion position (radially), right relative to existing First Transition face from the part region excavated or machined away
Air-flow forms barrier effect, so as to effectively reduce the barrier effect to air-flow, improves the circulation path of air-flow so that pressure
The refrigeration oil of contracting machine can discharge motor with air-flow and form effective oil return effect；
3. teeth portion asymmetric motor insulation framework, motor stator, motor and compressor of the present utility model, by by teeth portion
On First Transition face and the second transition face be arranged to the axis not phase of First Transition face and the second transition face relative to top end
Symmetrically, enable to equivalent to excavating original First Transition downwards on the basis of the teeth portion of existing symmetrical structure or
A part is machined away, forms new First Transition face of the present utility model, the walking road of wire winding needle winding displacement can be significantly reduced
Footpath, so as to improve motor stator winding, lifting motor is around line mass and winding efficiency.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of motor insulation framework of the prior art；
Fig. 2 is the positive structure schematic of the teeth portion in Fig. 1；
Fig. 3 is the dimensional structure diagram for the rotor that motor insulation framework of the prior art is completed；
Fig. 4 is the dimensional structure diagram of motor insulation framework of the present utility model；
Fig. 5 is the positive structure schematic of the teeth portion in Fig. 4；
Fig. 6 is the dimensional structure diagram for the rotor that motor insulation framework of the present utility model is completed.
Reference is expressed as in figure：
1st, ring part；2nd, root portion；3rd, teeth portion；31st, bottom surface；32nd, top surface；33rd, first side；34th, second side；35、
Top；36th, First Transition face；37th, the second transition face；4th, stator；5th, rotor；6th, balance weight；7th, coil-winding.
Embodiment
As Figure 4-Figure 6, the utility model provides a kind of asymmetric motor insulation framework of teeth portion, it is characterised in that：Including：
Ring part 1；Multiple root portions 2, it is arranged on the inwall of the ring part 1 and protrudes inwall and set；
Teeth portion 3, the free end of the root portion 2 is connected to,
The teeth portion 3 includes the bottom surface being oppositely arranged along the axis direction (namely axis direction of ring part) of the skeleton
31 and top surface 32 and the first side 33 and second side 34 that are oppositely arranged along skeleton circumferential direction, the top surface 32 include
Axial height highest top 35, and be connected between the top 35 and the first side 33 First Transition face 36,
And the second transition face 37 being connected between the top 35 and the second side 34, and have the First Transition face 36 and institute
State the second transition face 37 relative to the top end axis it is not symmetrical (skeleton, ring part axis direction it is equal, herein
The axis of the axis of top end namely the skeleton for passing through top).
Top surface of the present utility model is middle structure high, both ends are low, and highest point is the top, and the bottom surface is height
Equal planar structure and perpendicular to the axis of axis skeleton, the center bisecting point in the bottom surface circumferentially direction is along axis
Direction extends to form perpendicular bisector, and asymmetric between the First Transition face and second transition face.
It is relative with the second transition face by the way that the First Transition face in teeth portion and the second transition face are arranged into First Transition face
It is not symmetrical in the axis of top end, enable to equivalent on the basis of the teeth portion of existing symmetrical structure by original
A part is excavated or machined away in one transition downwards, is formed new First Transition face of the present utility model and is formed asymmetrical
Structure, due to motor after finishing assembly the balance weight on rotor position correspondence in the teeth portion two transition faces position
Put, rotor when rotated shifts air-flow to First Transition face and first side onto, first in unsymmetric structure after improvement
The area of transition face and first side and than the First Transition face in the symmetrical structure before improving and the area of first side and will
Greatly, therefore in the presence of equal stream pressure, front face area (lifting surface area for increasing skeleton) is increased, so that
Pressure is effectively reduced, so efficiently reduce air-flow windmill loss, reduce in rotor rotation process by
Resistance.
Can also cause equivalent on the basis of the teeth portion of existing symmetrical structure by original First Transition downwards
Excavate or machine away a part, form new First Transition face of the present utility model so that rotor is caused by rotation process
Air-flow can discharge teeth portion position (radially), relative to existing First Transition from the part region excavated or machined away
Face but forms barrier effect to air-flow, so as to effectively reduce the barrier effect to air-flow, improves the circulation path of air-flow,
Enable the refrigeration oil of compressor to discharge motor with air-flow and form effective oil return effect；Due to rotor rotating centrifugal
The high pressure draught that power is taken out of, act at skeleton teeth portion inwall, by setting chamfered structure, high pressure gas at skeleton teeth portion inwall
Stream (as indicated by arrows in fig. 6), improves original high pressure draught because by bone along slope direction and with the outflow of slope vertical direction
Reflux problem (such as Fig. 3) caused by the part stop of frame teeth portion inwall；
Can also cause equivalent on the basis of the teeth portion of existing symmetrical structure by original First Transition downwards
Excavate or machine away a part, form new First Transition face of the present utility model, wire winding needle winding displacement can be significantly reduced
Walking path, so as to improve motor stator winding, lifting motor is around line mass and winding efficiency.
Preferably, the first preset is taken on the First Transition face 36, is taken on second transition face 37 second pre-
Set up an office：
And set the distance between first preset and the first side 33 circumferentially=second preset with
Distance between the second side 34 circumferentially, then the axial height of first preset is less than second preset
Axial height；
Or and set distance=second preset between first preset and the top 35 circumferentially with
Distance between the top 35 circumferentially, then the axial height of first preset is less than the axle of second preset
To height.
This is the specific restriction of top surface structure of the present utility model, can so ensure and cause two sides of distance respectively
In point on the first and second equal transition faces of circumferential distance, the point on First Transition face will be less than on the second transition face
Point, that is, original First Transition excavated downwards on the basis of existing symmetrical teeth portion (i.e. symmetrical top surface) or
Cutting, it is enable to increase the face for the air-flow being expressed to when rotor balance rotates in First Transition face and first side
Product, increases front face area, and the contact between First Transition face and second side is therefore in the effect of equal stream pressure
Under, increase front face area (lifting surface area for increasing skeleton) so that pressure is effectively reduced, and then effectively
The windmill loss of air-flow is reduced, reduces the resistance being subject in rotor rotation process；
Can also enable rotor in rotation process caused air-flow from the part region excavated or machined away and
Discharge teeth portion position (radially), barrier effect but is formd to air-flow relative to existing First Transition face, so as to effectively
Reduce the barrier effect to air-flow, improve the circulation path of air-flow so that the refrigeration oil of compressor can discharge with air-flow
Motor and form effective oil return effect.The walking path of wire winding needle winding displacement can also be significantly reduced, is determined so as to improve motor
Sub- coiling, lifting motor is around line mass and winding efficiency.
Preferably, the First Transition face 36 be since the top 35 to the first side 33 only, pass through cutting
And the circular arc cutting inclined-plane formed.This is the specific of First Transition face of the present utility model and preferably forms mode and machinery knot
Structure, smooth region that is excessive, not bending or exist flex point can be formed as much as possible by way of cutting, enabling pass through
First Transition face reduces gas-flow resistance and pressure, improves airflow path and improves coiling.
Preferably, second transition face 37 is the arc-shaped surface knot that the second side 34 is extended to from the top 35
Structure.This is the specific of the second transition face of the present utility model and preferably forms mode and mechanical structure, due to existing symmetrical
Arc-shaped surface structure is accordingly also configured in teeth portion structure with features described above, arc-shaped surface can form flex point and block scope
Greatly；The utility model is cutting inclined-plane only with First Transition face, because rotor balance direction of rotation is a side
To：Or clockwise counterclockwise, i.e., First Transition face is arranged to meet the supplied materials direction rotated to balance weight so that balance
Air-flow can be also reduced stop by block by the cutting face while extruding and discharge, increase active area, as second
Transition face is directly acted on due to not produced with air-flow, and above-mentioned function can be also realized using arc-shaped surface structure.
Preferably, the area in the First Transition face 36 is more than the area of second transition face 37.Due to airflow function
Surface (i.e. windward side) for First Transition face and first side area and, the area in First Transition face is set greater than the
The area of two transition faces, its be that one kind is preferably provided with form, that is, before make it that the First Transition face area after improving is more than and improved
The area in First Transition face, further precondition is provided to increase the area of windward side.
Preferably, if at the First Transition face 36 and the connecting position of first side 33, the First Transition face 36
The angle in section direction and horizontal plane direction be the first angle, if second transition face 37 connects with the second side 34
Opening position, the section direction of second transition face 37 and the angle in horizontal plane direction are the second angle, and have the first angle<The
Two angles.The first above-mentioned angle is arranged to the second above-mentioned angle, enables to the First Transition face as cutting inclined-plane
More gentle, more precipitous at the initiating terminal of the second transition face, the Neng Goujin relative to the second transition face as arc-shaped surface
Cause to one step the front face area in First Transition face to be more than the front face area of the second transition face, can further reduce windmill damage
Consumption and reduction resistance.
Preferably, the bottom surface 31 has center bisecting point in the circumferential direction along the skeleton, defines the center and puts down
The line that branch extends in the axial direction is the perpendicular bisector of the teeth portion；And the top 35 is located at the perpendicular bisector
On.This is a kind of arrangement of teeth portion of the present utility model, so enables to the teeth portion of top left and right ends in circumferential side
Half-and-half it is distributed to being formed, processing and manufacturing is more simply and conveniently.
Preferably, the bottom surface 31 has center bisecting point in the circumferential direction along the skeleton, defines the center and puts down
The line that branch extends in the axial direction is the perpendicular bisector of the teeth portion；The top 35 is not located at the perpendicular bisector
On.This is a kind of arrangement of teeth portion of the present utility model, so enables to the area in First Transition face to be arranged to more
Greatly, air-flow is expressed to teeth portion windward side (First Transition face and first side) when can further increase rotor balance rotation
On flow area, further reduce windmill loss and gas-flow resistance.
The utility model also provides a kind of motor stator, and it includes stator core and coil, in addition to foregoing insulation bone
Frame, wherein the coil is wrapped in the insulation framework.By including foregoing insulation framework, by the First Transition in teeth portion
It is not symmetrical relative to the axis of top end with the second transition face that face and the second transition face are arranged to First Transition face, enables to
A part is excavated or machined away to original First Transition downwards equivalent on the basis of the teeth portion of existing symmetrical structure,
Form new First Transition face of the present utility model and form asymmetrical structure, because motor is after finishing assembly on rotor
The position correspondence of balance weight air-flow is shifted onto to the first mistake when rotated in the position of two transition faces of the teeth portion, rotor
Cross on face and first side, before the area in First Transition face and first side in the unsymmetric structure after improvement and ratio improvement
The area in First Transition face and first side in symmetrical structure and big, thus in the presence of equal stream pressure, increase
Big front face area (lifting surface area for increasing skeleton), so that pressure is effectively reduced, and then effectively reduces
The windmill loss of air-flow, reduces the resistance being subject in rotor rotation process；
Rotor caused air-flow in rotation process can also be enabled to be arranged from the part region excavated or machined away
Go out teeth portion position (radially), barrier effect but is formd to air-flow relative to existing First Transition face, so as to effectively subtract
The small barrier effect to air-flow, improve the circulation path of air-flow so that the refrigeration oil of compressor can discharge electricity with air-flow
Machine and form effective oil return effect；Due to the high pressure draught that rotor rotary centrifugal force is taken out of, skeleton teeth portion inwall is acted on
Place, by setting chamfered structure at skeleton teeth portion inwall, high pressure draught flows out along slope direction and with slope vertical direction,
Improve original high pressure draught because by reflux problem caused by the part stop of skeleton teeth portion inwall；
The walking path of wire winding needle winding displacement can also be significantly reduced, so as to improve motor stator winding, lifting motor around
Line mass and winding efficiency.
The utility model also provides a kind of motor, and it includes foregoing motor stator.By including foregoing motor stator,
In the presence of equal stream pressure, front face area (lifting surface area for increasing skeleton) is increased, so that pressure has
Reduced to effect, and then efficiently reduce the windmill loss of air-flow, reduce the resistance being subject in rotor rotation process；
Rotor caused air-flow in rotation process can also be enabled to be arranged from the part region excavated or machined away
Go out teeth portion position (radially), barrier effect but is formd to air-flow relative to existing First Transition face, so as to effectively subtract
The small barrier effect to air-flow, improve the circulation path of air-flow so that the refrigeration oil of compressor can discharge electricity with air-flow
Machine and form effective oil return effect；Due to the high pressure draught that rotor rotary centrifugal force is taken out of, skeleton teeth portion inwall is acted on
Place, by setting chamfered structure at skeleton teeth portion inwall, high pressure draught flows out along slope direction and with slope vertical direction,
Improve original high pressure draught because by reflux problem caused by the part stop of skeleton teeth portion inwall；
The walking path of wire winding needle winding displacement can also be significantly reduced, so as to improve motor stator winding, lifting motor around
Line mass and winding efficiency.
The utility model also provides a kind of compressor, and it includes foregoing motor.By including foregoing motor, equal
Stream pressure in the presence of, increase front face area (lifting surface area for increasing skeleton) so that pressure is effectively
To reduction, and then the windmill loss of air-flow is efficiently reduced, reduce the resistance being subject in rotor rotation process；
Rotor caused air-flow in rotation process can also be enabled to be arranged from the part region excavated or machined away
Go out teeth portion position (radially), barrier effect but is formd to air-flow relative to existing First Transition face, so as to effectively subtract
The small barrier effect to air-flow, improve the circulation path of air-flow so that the refrigeration oil of compressor can discharge electricity with air-flow
Machine and form effective oil return effect；Due to the high pressure draught that rotor rotary centrifugal force is taken out of, skeleton teeth portion inwall is acted on
Place, by setting chamfered structure at skeleton teeth portion inwall, high pressure draught flows out along slope direction and with slope vertical direction,
Improve original high pressure draught because by reflux problem caused by the part stop of skeleton teeth portion inwall；
The walking path of wire winding needle winding displacement can also be significantly reduced, so as to improve motor stator winding, lifting motor around
Line mass and winding efficiency.
The following technical problem that the utility model solves
1st, dissymmetrical structure is designed as by skeleton teeth portion inner tines or so, the wherein left side is designed as circular arc cutting, the right
Height does not adjust, and after solving the assembling completion of skeleton stator, in rotor rotation process, reduces rotor rotary resistance, reduces pressure
Contracting machine rotates at a high speed leeward abrasive wear；
2nd, by skeleton teeth portion unsymmetric structure, improve airflow path in rotor rotation process, be advantageous to compressor
Oil return；
3. being designed by skeleton teeth portion unsymmetric structure, improve stator winding around thread path, be advantageous to stator winding winding displacement,
Lifting motor is around line mass.
Beneficial effect：
Improve resistance in rotor rotation process, reduce windmill loss, improve compressor operating efficiency；
Improve in rotor rotation process, fluid circulating path, be advantageous to compressor oil return；
Improve stator winding winding displacement, be more beneficial for electric machine winding, lifting motor quality.
1) skeleton structure design feature
A kind of newly-designed motor insulation framework structure, this insulation framework are set in teeth portion opening position while doing curved surface cutting
Meter, (design size is undetermined), shown in below figure 4-5, now the single teeth portion structure of skeleton is left-right asymmetry, passes through this asymmetrical junction
Structure designs, and the left side is cutting arc structure, and the right is not cut off.
2) the windmill loss description in rotor rotation process is reduced
Compressor rotor rotates at a high speed, and rotor balance protrudes insulation framework, and (be typically designed is that rotor height is higher than
Stator), now, balance weight should be a high step, in high-speed rotation, because balance weight step is higher, balance weight
Rotation produces resistance by air, and this resistance will act on along at skeleton teeth portion inwall, diameter shape at insulation framework teeth portion inwall
Into stop, cause larger windmill to be lost, consume rotor rotation function, and then cause power of motor lifting, delivery efficiency declines.
By newly-designed this insulation framework teeth portion dissymmetrical structure, in rotor rotation process, air-flow trend is along cutting
Circular arc direction is cut, can substantially reduce resistance in rotary course, and then reduce rotor kinetic energy loss.Inboard wall of skeleton teeth portion along
Machining is done in direction of rotation, increases skeleton lifting surface area, and specific area characteristic analysis are following 3)：
3) skeleton area relationship explanation
Existing insulation framework teeth portion front face area is about 3.372mm2, new design, insulation framework teeth portion front face area
For 5.44mm2, area increases by 60% on year-on-year basis, and according to blast P=F/S, wherein F is power caused by rotor spin balancing block, fixed
Invariable under the equal rotating speed of rotor, S is skeleton teeth portion active area, and this case design insulation framework is because S is larger, equal conditions
Under, blast reduces about 40%.
4) improve in rotor rotation process, fluid circulating path, be advantageous to compressor oil return；
Due to the high pressure draught that rotor rotary centrifugal force is taken out of in compressor rotary course, skeleton teeth portion inwall is acted on
Place, by setting chamfered structure at skeleton teeth portion inwall, high pressure draught flows out along slope direction and with slope vertical direction
(as see arrows 17 in fig 3) original high pressure draught, is improved because by reflux problem caused by the part stop of skeleton teeth portion inwall
(as shown in Figure 4), original high pressure draught circulation path is as shown in Fig. 4 arrows.
5) stator winding efficiency is lifted to illustrate
Can be during stator winding by this structure design, coil winding machine coil preferably realizes winding displacement, on coiling nozzle
Row space is shorter, and winding displacement more steps up cluster, can effectively reduce coiling line bag height and line give a present condition appearance.Stator winding process
In, wire winding needle winding displacement walking path typically by skeleton teeth portion bottom position, along certain curved surface path around to skeleton teeth portion in
Wall apical position, shown in Fig. 5, the coil-winding 7 in figure is wire winding needle winding displacement walking path, can from Fig. 2 and Fig. 5 contrasts
Go out, new design framework structure, can significantly shorten wire winding needle winding displacement walking path, so as to improve motor stator winding, lifting electricity
Machine is around line mass.
6) assembly relation explanation
For Skeleton assembly on stator core, stator carries out coiling, and coiled wire-wound coil is fixed in skeleton teeth portion, is carried out from level to level
Folded height, until coiling is completed, rotor assembly loads, and is assembled into motor, and in rotor rotation process, balance weight boss drives air-flow portion
Skeleton teeth portion is passed through in shunting, and air-flow flows out along skeleton left side circular arc cutting parts.
For those skilled in the art it is easily understood that on the premise of not conflicting, above-mentioned each advantageous manner can be free
Ground combination, superposition.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.Described above is only preferred embodiment of the present utility model, it is noted that for the art
For those of ordinary skill, on the premise of the utility model technical principle is not departed from, some improvement and modification can also be made,
These improvement and modification also should be regarded as the scope of protection of the utility model.
Claims (11)
- A kind of 1. asymmetric motor insulation framework of teeth portion, it is characterised in that：Including：Ring part (1)；Multiple root portions (2), it is arranged on the inwall of the ring part (1)；Teeth portion (3), the free end of the root portion (2) is connected to,The teeth portion (3) is included along the bottom surface (31) that is oppositely arranged of axis direction of the skeleton and top surface (32) and along bone The first side (33) and second side (34) that frame circumferential direction is oppositely arranged, the top surface (32) include axial height highest Top (35), and the First Transition face (36) that is connected between the top (35) and the first side (33) and be connected The second transition face (37) between the top (35) and the second side (34), and have the First Transition face (36) with Second transition face (37) is not symmetrical relative to the axis of the top end.
- 2. the asymmetric motor insulation framework of teeth portion according to claim 1, it is characterised in that：In the First Transition face (36) there is the first preset on, there is the second preset on second transition face (37)：When the distance between first preset and the first side (33) circumferentially=second preset with it is described Between second side (34) circumferentially apart from when, the axial height of first preset is less than the axle of second preset To height；Or when the distance between first preset and the top (35) circumferentially=second preset with it is described Between top (35) circumferentially apart from when, the axial height of first preset is axially high less than second preset Degree.
- 3. the asymmetric motor insulation framework of teeth portion according to claim 2, it is characterised in that：The First Transition face (36) For by cutting and the cutting inclined-plane that is formed.
- 4. the asymmetric motor insulation framework of teeth portion according to one of claim 2-3, it is characterised in that：Second transition Face (37) is arc-shaped surface.
- 5. the asymmetric motor insulation framework of teeth portion according to one of claim 1-3, it is characterised in that：The First Transition The area in face (36) is more than the area of second transition face (37).
- 6. the asymmetric motor insulation framework of teeth portion according to one of claim 1-3, it is characterised in that：If first mistake Cross at face (36) and the first side (33) connecting position, the section direction and horizontal plane direction in the First Transition face (36) Angle be the first angle, if at second transition face (37) and the second side (34) connecting position, second mistake The angle in the section direction and horizontal plane direction of crossing face (37) is the second angle, and has the first angle<Second angle.
- 7. the asymmetric motor insulation framework of teeth portion according to one of claim 1-3, it is characterised in that：The bottom surface (31) There is center bisecting point in the circumferential direction along the skeleton, it is institute to define the line that the center bisecting point extends in the axial direction State the perpendicular bisector of teeth portion；And the top (35) is located on the perpendicular bisector.
- 8. the asymmetric motor insulation framework of teeth portion according to one of claim 1-3, it is characterised in that：The bottom surface (31) There is center bisecting point in the circumferential direction along the skeleton, it is institute to define the line that the center bisecting point extends in the axial direction State the perpendicular bisector of teeth portion；And the top (35) is not on the perpendicular bisector.
- A kind of 9. motor stator, it is characterised in that：Including stator core and coil, in addition to described in one of claim 1-8 Insulation framework, wherein the coil is wrapped in the insulation framework.
- A kind of 10. motor, it is characterised in that：Including the motor stator described in claim 9.
- A kind of 11. compressor, it is characterised in that：Including the motor described in claim 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720687096.2U CN206807175U (en) | 2017-06-13 | 2017-06-13 | Teeth portion asymmetric motor insulation framework, motor stator, motor and compressor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107104532A (en) * | 2017-06-13 | 2017-08-29 | 珠海格力节能环保制冷技术研究中心有限公司 | The asymmetric motor insulation framework of teeth portion, motor stator, motor and compressor |
| CN109088493A (en) * | 2018-09-10 | 2018-12-25 | 长虹华意压缩机股份有限公司 | Refrigerator variable frequency compressor motor applying integrated framework and assembly process thereof |
-
2017
- 2017-06-13 CN CN201720687096.2U patent/CN206807175U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107104532A (en) * | 2017-06-13 | 2017-08-29 | 珠海格力节能环保制冷技术研究中心有限公司 | The asymmetric motor insulation framework of teeth portion, motor stator, motor and compressor |
| CN107104532B (en) * | 2017-06-13 | 2023-05-12 | 珠海格力节能环保制冷技术研究中心有限公司 | Tooth asymmetric motor insulation framework, motor stator, motor and compressor |
| CN109088493A (en) * | 2018-09-10 | 2018-12-25 | 长虹华意压缩机股份有限公司 | Refrigerator variable frequency compressor motor applying integrated framework and assembly process thereof |
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