CN204696817U - Electrical machine insulation skeleton and there is its motor - Google Patents

Electrical machine insulation skeleton and there is its motor Download PDF

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Publication number
CN204696817U
CN204696817U CN201520348503.8U CN201520348503U CN204696817U CN 204696817 U CN204696817 U CN 204696817U CN 201520348503 U CN201520348503 U CN 201520348503U CN 204696817 U CN204696817 U CN 204696817U
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China
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skeleton
trunking
crossed
sidewall
electrical machine
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任丽君
李庆
夏宝
张之元
王周叶
张小波
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Zhuhai Gree Energy Saving Environmental Protection Refrigeration Technology Research Center Co Ltd
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Zhuhai Gree Energy Saving Environmental Protection Refrigeration Technology Research Center Co Ltd
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Abstract

The utility model relates to electrical machine insulation skeleton and has its motor.Electrical machine insulation skeleton, comprises upper skeleton and lower skeleton, and the lower skeleton concatenation unit of lower skeleton comprises the first side wall, the second sidewall and the first winding section; The side away from the first winding slot of the second sidewall is provided with the crossed beam trunking of multiple type structure that is in line; When vertical bar shape is put up in sending down the fishbone, formed by the corresponding crossed beam trunking of two adjacent lower skeleton concatenation units, the distance of linear structure between the mid point of crossed beam trunking bearing of trend is the first length; After circle is put up in sending down the fishbone, the extended line of two adjacent lower skeleton concatenation unit crossed beam trunking bottom lands intersects at the first intersection point, the first intersection point to two lower skeleton concatenation units the crossed beam trunking corresponding with the first intersection point formed by linear structure be the second length at the Distance geometry of the mid point of crossed beam trunking bearing of trend; The difference of the first length and the second length is in preset range.Above-mentioned electrical machine insulation skeleton, the effect preventing from intercoil connection from loosening exposing or be tauted so that break is better.The utility model also discloses a kind of motor.

Description

Electrical machine insulation skeleton and there is its motor
Technical field
The utility model relates to machine field, particularly relates to a kind of electrical machine insulation skeleton and has its motor.
Background technology
General motor body is made up of parts such as stator, rotor, casings, and stator comprises stator core, insulation system and winding, and winding is generally enamelled wire.And there is many defects in the insulation framework used in current motor.Such as, winding is distributed on different insulation frame for stators, not the alternate crossing line of the winding of isopen, there is contact, there is the short circuit risk that even stator is breakdown.Be curved surface bottom the winding slot of insulation framework, be unfavorable for stator winding, affect copper factor and motor performance.When stator becomes bowlder, the winding in trough exposes because the restriction of cabling mode is easy to loosen or is tauted so that breaks.
Number of patent application is the motor proposing a kind of electrical machine insulation skeleton in the patent of ZL201420238249.1 and have it, improves above-mentioned problem preferably.But electrical machine insulation skeleton Cheng Yuanhou in this patent, the poor effect preventing from intercoil connection from loosening exposing or be tauted so that break.
Utility model content
Based on this, be necessary to provide a kind of electrical machine insulation skeleton, for solving the problem of the poor effect preventing from intercoil connection from loosening exposing or be tauted so that break.
A kind of electrical machine insulation skeleton, comprise the upper skeleton and lower skeleton that are respectively used to be arranged on stator core two ends, described lower skeleton comprises multiple lower skeleton concatenation unit be connected, and each described lower skeleton concatenation unit comprises the first side wall, the second sidewall and the first winding section;
Described first winding section between described the first side wall and described second sidewall, and connects described the first side wall and described second sidewall; The side away from described the first side wall of described second sidewall is provided with multiple crossed beam trunking, the type structure and described multiple crossed beam trunking is all in line;
When vertical bar shape is put up in described sending down the fishbone, formed by the corresponding described crossed beam trunking of adjacent two described lower skeleton concatenation units, the distance of linear structure between the mid point of described crossed beam trunking bearing of trend is the first length; After circle is put up in described sending down the fishbone, the extended line of the described crossed beam trunking bottom land of adjacent two described lower skeleton concatenation units intersects at the first intersection point, described first intersection point to two described lower skeleton concatenation units the described crossed beam trunking corresponding with described first intersection point formed by linear structure be the second length in the distance sum of the mid point of described crossed beam trunking bearing of trend; And the difference of described first length and described second length is in preset range.
Wherein in an embodiment, described second sidewall is provided with entry/exit line mouth, described entry/exit line mouth is groove structure, and described entry/exit line mouth comprises three types, is respectively the first entry/exit line mouth, the second entry/exit line mouth and the 3rd entry/exit line mouth;
Described first entry/exit line mouth has first degree of depth in the short transverse of described lower skeleton, described second entry/exit line mouth has second degree of depth in the short transverse of described lower skeleton, and described 3rd entry/exit line mouth has the 3rd degree of depth in the short transverse of described lower skeleton; Described first degree of depth, described second degree of depth and described 3rd degree of depth are each unequal;
The type of the entry/exit line mouth of each described lower skeleton concatenation unit is identical, and the type of the entry/exit line mouth of three that connect successively arbitrarily described lower skeleton concatenation units is different.
Wherein in an embodiment, described multiple crossed beam trunking is arranged at the short transverse higher slice of described lower skeleton, and described multiple crossed beam trunking comprises the first crossed beam trunking, the second crossed beam trunking and the 3rd crossed beam trunking;
Described first crossed beam trunking is corresponding to the bottom of described first entry/exit line mouth;
Described second crossed beam trunking is corresponding to the bottom of described second entry/exit line mouth;
Described 3rd crossed beam trunking is corresponding to the bottom of described 3rd entry/exit line mouth.
Wherein in an embodiment, the distance of the side that described 3rd crossed beam trunking contacts to described second sidewall with described stator core is the 3rd length.
Wherein in an embodiment, described first winding section and form the first winding slot between described the first side wall and described second sidewall;
Described upper skeleton comprises multiple upper skeleton concatenation unit be connected, and each described upper skeleton concatenation unit comprises the 3rd sidewall, the 4th sidewall and the second winding section;
Described second winding section between described 3rd sidewall and described 4th sidewall, and connects described 3rd sidewall and described 4th sidewall; Described second winding section and form the second winding slot between described 3rd sidewall and described 4th sidewall; Described 4th sidewall contact with described stator core side opposite flank on offer the first groove, described first groove is applicable to install wiring contact pin.
Wherein in an embodiment, the opposite flank of the side that described 4th sidewall contacts with described stator core is provided with boss, and described first groove is opened on described boss;
The opposite flank of the side that described 4th sidewall contacts with described stator core is provided with gear terminal, described gear terminal is positioned at the both sides of described boss along the bearing of trend of described crossed beam trunking, and described gear terminal and described boss form alignment groove between described gear terminal and described boss separately.
Wherein in an embodiment, two edges of the bearing of trend along described crossed beam trunking of the side towards described first winding slot of described second sidewall are provided with the first projection, and described first projection is protruded to the direction of described the first side wall;
Two edges along described crossed beam trunking bearing of trend of the side towards described second winding slot of described 4th sidewall are provided with the second projection, and described second projection is protruded to the direction of described 3rd sidewall.
Wherein in an embodiment, described second sidewall is the bottom land of described first winding slot towards the side of described the first side wall, and the bottom land of described first winding slot is plane;
Described 4th sidewall is the bottom land of described second winding slot towards the side of described 3rd sidewall, and the bottom land of described second winding slot is plane.
Wherein in an embodiment, described first winding section has the first holding tank holding described stator core, the cell wall of described first holding tank becomes staircase structural model, the cell wall of described first holding tank comprises the first thicker heavy wall section of the wall thickness that is connected and thinner the first thin segment of wall thickness, and in the short transverse of described lower skeleton, described first heavy wall section is less than the distance of described first thin segment to described crossed beam trunking to the distance of described crossed beam trunking;
Described second winding section has the second holding tank holding described stator core, the cell wall of described second holding tank becomes staircase structural model, the cell wall of described second holding tank comprises the second thicker heavy wall section of the wall thickness that is connected and thinner the second thin segment of wall thickness, and in the short transverse of described upper skeleton, described second heavy wall section is less than the distance of described second thin segment to described first groove notch to the distance of described first groove notch;
Described first thin segment and described second thin segment dislocation grafting coordinate, and described first holding tank and described second holding tank form the accommodation section holding described stator core.
Wherein in an embodiment, one-body molded or connect by thin bridging between described upper skeleton concatenation unit, one-body molded or connect by thin bridging between described lower skeleton concatenation unit.
The utility model also proposes a kind of motor, comprises stator core, electrical machine insulation skeleton and winding, and described electrical machine insulation skeleton is above-mentioned electrical machine insulation skeleton.
Above-mentioned electrical machine insulation skeleton and there is its motor, second sidewall of lower skeleton concatenation unit is provided with the crossed beam trunking that layering is arranged, crossed beam trunking is in line type structure, and the difference of the first length and the second length is designed in preset range, the situation that can effectively prevent from intercoil connection from loosening exposing or be tauted so that break occurs, and effect is better.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model electrical machine insulation skeleton embodiment;
Fig. 2 is the exploded perspective view of the utility model electrical machine insulation skeleton embodiment;
Fig. 3 is two lower skeleton concatenation units be connected in the utility model electrical machine insulation skeleton embodiment schematic diagrames when becoming vertical bar shape;
Fig. 4 is the schematic diagram of the lower skeleton concatenation unit Cheng Yuanhou that two in the utility model electrical machine insulation skeleton embodiment are connected;
Fig. 5 is the perspective view of the lower skeleton concatenation unit in the utility model electrical machine insulation skeleton embodiment;
Fig. 6 is the front view of Fig. 5;
Fig. 7 is the vertical view of Fig. 5;
Fig. 8 is the perspective view of the upper skeleton concatenation unit in the utility model electrical machine insulation skeleton embodiment;
Fig. 9 is the vertical view of Fig. 8;
Figure 10 is the crossed beam trunking Position Design schematic diagram of the lower skeleton concatenation unit in the utility model electrical machine insulation skeleton embodiment.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearly understand, be described below in conjunction with the embodiment of accompanying drawing to the utility model electrical machine insulation skeleton and the motor with it.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
See Fig. 1 to Fig. 4, the utility model electrical machine insulation skeleton comprises the upper skeleton and lower skeleton that are respectively used to be arranged on stator core two ends.Lower skeleton comprises multiple lower skeleton concatenation unit 100 be connected.Each lower skeleton concatenation unit 100 comprises the first side wall 110, second sidewall 120 and the first winding section 130.
First winding section 130 between the first side wall 110 and the second sidewall 120, and connects the first side wall 110 and the second sidewall 120.The side away from the first side wall 110 of the second sidewall 120 is provided with multiple crossed beam trunking 121, and each crossed beam trunking 121 is all in line type structure.
When vertical bar shape is put up in sending down the fishbone, formed by the corresponding crossed beam trunking 121 of two adjacent lower skeleton concatenation units 100, the distance of linear structure between the mid point of crossed beam trunking 121 bearing of trend is the first length m.After circle is put up in sending down the fishbone, the extended line of crossed beam trunking 121 bottom land of two adjacent lower skeleton concatenation units 100 intersects at the first intersection point.First intersection point to two lower skeleton concatenation units 100 the crossed beam trunking 121 corresponding with the first intersection point formed by linear structure be respectively a and b in the distance of the mid point of crossed beam trunking 121 bearing of trend, and a and b sum is the second length n.And the difference of the first length m and the second length n is in preset range.
Above-mentioned electrical machine insulation skeleton, by the design of the difference of the first length m and the second length n in preset range, the situation that can effectively prevent from intercoil connection from loosening exposing or be tauted so that break occurs.Concrete, if the first length m of electrical machine insulation skeleton of design and the difference of the second length n are greater than the maximum of preset range, then the groove depth k of crossed beam trunking 121 can be changed shallow design; If the first length m of electrical machine insulation skeleton of design and the difference of the second length n are less than the minimum value of preset range, then the groove depth k of crossed beam trunking 121 can be deepened design.
Understandable, this preset range can be determined as the case may be.There is certain relation in the model of this preset range and stator core and size.In addition, layering arrange crossed beam trunking 121 in the short transverse of lower skeleton, be positioned at a plane, therefore the first length can be according to layering arrange crossed beam trunking 121 in any layer crossed beam trunking 121 measure draw.In like manner, the second length can be according to layering arrange crossed beam trunking 121 in any layer crossed beam trunking 121 measure draw.
See Fig. 5 to Fig. 7, in the present embodiment, the second sidewall 120 is provided with entry/exit line mouth 122, and entry/exit line mouth 122 can be groove structure.Entry/exit line mouth 122 comprises three types, is respectively the first entry/exit line mouth 1221, second entry/exit line mouth 1222 and the 3rd entry/exit line mouth 1223.The type of the entry/exit line mouth 122 of each lower skeleton concatenation unit 100 is identical.The type of the entry/exit line mouth 122 of three the lower skeleton concatenation units 100 connected successively is arbitrarily different.
Wherein, the first entry/exit line mouth 1221 has first degree of depth in the short transverse of lower skeleton.Second entry/exit line mouth 1222 has second degree of depth in the short transverse of lower skeleton.3rd entry/exit line mouth 1223 has the 3rd degree of depth in the short transverse of lower skeleton.In the present embodiment, first degree of depth, second degree of depth and the 3rd degree of depth are each unequal.The entry/exit line mouth 122 with different depth is set, can be completely spaced apart by each phase line be wound on electrical machine insulation skeleton, the efficiency to electrical machine insulation skeleton coiling phase line can be improved, automated production of being more convenient for.
In the present embodiment, multiple crossed beam trunking 121 is arranged at the short transverse higher slice of lower skeleton 110.Concrete, crossed beam trunking 121 comprises the first crossed beam trunking 1211, second crossed beam trunking 1212 and the 3rd crossed beam trunking 1213.First crossed beam trunking 1211 correspondence is through the bottom of the first entry/exit line mouth 1221.Second crossed beam trunking 1212 correspondence is through the bottom of the second entry/exit line mouth 1222.3rd crossed beam trunking 1213 correspondence is through the bottom of the 3rd entry/exit line mouth 1223.Like this, when coiling phase line, can winding efficiency be improved, and reduce coiling error rate.
See Fig. 8 and Fig. 9, upper skeleton comprises multiple upper skeleton concatenation unit 200 be connected.Each upper skeleton concatenation unit 200 comprises the 3rd sidewall 210, the 4th sidewall 220 and the second winding section 230.Second winding section 230 between the 3rd sidewall 210 and the 4th sidewall 220, and connects the 3rd sidewall 210 and the 4th sidewall 220.Second winding section 230 and form the second winding slot 240 between the 3rd sidewall 210 and the 4th sidewall 220.4th sidewall 220 contact with stator core side opposite flank on offer the first groove 221.First groove 221 is applicable to install wiring contact pin 300.
By being placed in the first groove 221 by wiring contact pin 300, the phase line be wound on electrical machine insulation skeleton can be made to be fixed on wiring contact pin 300.The structure of wiring contact pin 300 is simple, is convenient to install and is convenient to produce.
Preferably, the opposite flank of the side that the 4th sidewall 220 contacts with stator core is provided with boss 222, and the first groove 221 is opened on boss 222.The opposite flank of the side that the 4th sidewall 220 contacts with stator core is also provided with and keeps off terminal 223, gear terminal 223 is positioned at the both sides of boss 222 along the bearing of trend of crossed beam trunking 121.Boss 222 and gear terminal 223 separately, form alignment groove 224 between gear terminal 223 and boss 222.After phase line winding technique is on electrical machine insulation skeleton, by alignment groove 224, phase line can be caused on corresponding wiring contact pin 300, and fixing.Gear terminal 223 can prevent from contacting with each other between each phase line, thus improves the stability of motor further.
See Fig. 7, in an embodiment, the first winding section 130 and form the first winding slot 140 between the first side wall 110 and the second sidewall 120.Two edges of the bearing of trend along crossed beam trunking 121 of the side towards the first winding slot 140 of the second sidewall 120 are provided with the first projection 123.First projection 123 is protruded to the direction of the first side wall 110.See Fig. 9, in an embodiment, two edges of the bearing of trend along crossed beam trunking 121 of the side towards the second winding slot 240 of the 4th sidewall 220 are provided with the second projection 225.Second projection 225 is protruded to the direction of the 3rd sidewall 210.First protruding 123 and second projection 225 is set, can effectively increases electric creepage distance, thus eliminate the potential safety hazard between each phase line winding, between phase line winding and stator core.
See Fig. 7, preferably, the first winding section 130 and form the first winding slot 140 between the first side wall 110 and the second sidewall 120.Second sidewall 120 is the bottom land of the first winding slot 140 towards the side of the first side wall 110, and the bottom land of the first winding slot 140 is plane.Concrete, the bottom land of the first winding slot 140 can comprise the first plane 141 and the second plane 142.First plane 141 is positioned at the side of the first winding section 130, and the second plane 142 is positioned at the opposite side of the first winding section 130.
See Fig. 9, preferably, the 4th sidewall 220 is the bottom land of the second winding slot 240 towards the side of the 3rd sidewall 210, and the bottom land of the second winding slot 240 is plane.Concrete, the bottom land of the second winding slot 240 comprises the 3rd plane 241 and the 4th plane 242.3rd plane 241 is positioned at the side of the second winding section 230, and the 4th plane 242 is positioned at the opposite side of the second winding section 230.
The bottom land of the bottom land of the first winding slot 140 and the second winding slot 240 is set to plane, effectively can increases copper factor, and then improve motor performance.
See Fig. 5 and Fig. 6, the first winding section 130 has the first holding tank 131 for holding stator core.The cell wall of the first holding tank 131 becomes staircase structural model, comprises the first thicker heavy wall section 1311 of the wall thickness that is connected and thinner the first thin segment 1312 of wall thickness.In the short transverse of lower skeleton, the first heavy wall section 1311 is less than the distance of the first thin segment 1312 to crossed beam trunking 121 to the distance of crossed beam trunking 121.
See Fig. 8, the second winding section 230 has the second holding tank 231 for holding stator core.The cell wall of the second holding tank 231 becomes staircase structural model, comprises the second thicker heavy wall section 2311 of the wall thickness that is connected and thinner the second thin segment 2312 of wall thickness.In the short transverse of upper skeleton, the distance of the second heavy wall section 2311 to the first groove 221 notch is less than the distance of the second thin segment 2312 to the first groove 221 notch.
In the present embodiment, the first thin segment 1312 and the second thin segment 2312 misplace grafting coordinate.Wherein, the first holding tank 131 and the second holding tank 231 are configured for the accommodation section holding stator core jointly.Like this, the utility model electrical machine insulation skeleton can be made to be applicable to the folded thick requirement of different stator cores, and applicability is stronger.
In addition, the second sidewall 120 of lower skeleton concatenation unit 100 can be planar structure away from the side of the first side wall 110, can improve the efficiency manufacturing lower skeleton like this, cost-saving.
See Figure 10, in an embodiment, the distance of the side that the 3rd crossed beam trunking 1213 to the second sidewall 120 contacts with motor stator is the 3rd length H.With the direction shown in Figure 10 for benchmark, the 3rd length H is the distance of the side that the lower wall of the 3rd crossed beam trunking 1213 contacts to the second sidewall 120 with motor stator.The lower wall of the 3rd crossed beam trunking 1213 is the sidewall near the side that the second sidewall 120 contacts with motor stator of the 3rd crossed beam trunking 1213.Wherein, the 3rd length H has preset range and this preset range can design as the case may be.The distance of the side contacted with motor stator by the 3rd crossed beam trunking 1213 to the second sidewall 120 is designed to the 3rd length H, the dielectric voltage withstand performance of electrical machine insulation skeleton can be met, and electrical machine insulation skeleton of the present utility model is applied in after in motor, the stator of motor also can be avoided to occur withstand voltage underproof situation.
Above-mentioned electrical machine insulation skeleton, comprises the upper skeleton and lower skeleton that are arranged on stator core two ends, and lower skeleton comprises multiple lower skeleton concatenation unit 100 be connected, and the second sidewall 120 of lower skeleton concatenation unit 100 is provided with the crossed beam trunking 121 that layering is arranged; When vertical bar shape is put up in sending down the fishbone, formed by the corresponding crossed beam trunking 121 of two adjacent lower skeleton concatenation units 100, the distance of linear structure between the mid point of crossed beam trunking 121 bearing of trend is the first length; After circle is put up in sending down the fishbone, the extended line of crossed beam trunking 121 bottom land of two adjacent lower skeleton concatenation units 100 intersects at the first intersection point, the first intersection point to two lower skeleton concatenation units 100 the crossed beam trunking 121 corresponding with the first intersection point formed by linear structure be the second length in the distance sum of the mid point of crossed beam trunking 121 bearing of trend; The difference design of the first length and the second length is in preset range, and the situation that can effectively prevent from intercoil connection from loosening exposing or be tauted so that break occurs.
The utility model also proposes a kind of motor, comprises above-mentioned electrical machine insulation skeleton.Can integrated injection molding between multiple upper skeleton concatenation unit 200, also can shaping respectively after be assembled into together.Can integrated injection molding between multiple lower skeleton concatenation unit 100, also can shaping respectively after be assembled into together.Such as, can be connected to each other by thin bridge or other modes between multiple upper skeleton concatenation unit 200; Can be connected to each other by thin bridge or other modes between multiple lower skeleton concatenation unit 100.
In the present embodiment, the type of the entry/exit line mouth 122 of three the lower skeleton concatenation units 100 connected successively is arbitrarily different.Like this, can be completely spaced apart by each phase line be wound on electrical machine insulation skeleton, the efficiency to electrical machine insulation skeleton coiling phase line can be improved, automated production of being more convenient for.
The assembling process of this motor of brief description:
First, by equipment first respectively by upper skeleton, lower skeleton and chain type stator core generate vertical bar.
Then, be inserted on chain type stator core successively by upper skeleton and lower skeleton, make to assemble rear installation firmly by the cooperation assembling of upper skeleton, lower skeleton and chain type stator core part, insulation is reliable.
Secondly, wiring contact pin 300 is inserted first degree of depth in the first groove 221, each phase line be wound on the winding section of the correspondence of electrical machine insulation skeleton, each phase line separates cabling along the crossed beam trunking 121 of correspondence, each phase line reserved is fixed on wiring contact pin 300 after complete line.
Then, wiring contact pin 300 is inserted second degree of depth in the first groove 221; Wherein, second degree of depth is greater than first degree of depth.
Then, by chain type stator core Cheng Yuan, and namely insulating case completes the assembling of stator after assembling on wiring contact pin 300 place is sheathed, and stator is pressed into casing by frock clamp and equipment or by stator plastic packaging, manufactures field frame assembly.
Finally, the p-m rotor made is loaded in field frame assembly, and load control board, wiring contact pin 300 corresponding for each phase line is welded with each phase one_to_one corresponding of control board, utilize wiring contact pin 300 and electrical machine insulation skeleton to fix control board simultaneously, and be pressed into end cap, complete the assembling of motor complete machine.
It should be noted that, above-mentioned group of motors process of assembling, be only a kind of mode of this motor of assembling, higher automated production can be adapted to.
Because this motor has above-mentioned electrical machine insulation skeleton, therefore this motor has all beneficial effects that above-mentioned electrical machine insulation skeleton has.
The above embodiment only have expressed several execution mode of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection range of the present utility model.Therefore, the protection range of the utility model patent should be as the criterion with claims.

Claims (11)

1. an electrical machine insulation skeleton, comprise the upper skeleton and lower skeleton that are respectively used to be arranged on stator core two ends, described lower skeleton comprises multiple lower skeleton concatenation unit (100) be connected, it is characterized in that, each described lower skeleton concatenation unit (100) comprises the first side wall (110), the second sidewall (120) and the first winding section (130);
Described first winding section (130) is positioned between described the first side wall (110) and described second sidewall (120), and connects described the first side wall (110) and described second sidewall (120); The side away from described the first side wall (110) of described second sidewall (120) is provided with multiple crossed beam trunking (121), the type structure and described multiple crossed beam trunking (121) is all in line;
When vertical bar shape is put up in described sending down the fishbone, the formed distance of linear structure between the mid point of described crossed beam trunking (121) bearing of trend of corresponding described crossed beam trunking (121) of adjacent two described lower skeleton concatenation units (100) is the first length; After circle is put up in described sending down the fishbone, the extended line of described crossed beam trunking (121) bottom land of adjacent two described lower skeleton concatenation units (100) intersects at the first intersection point, and described first intersection point is the second length to the formed linear structure of the described crossed beam trunking (121) corresponding with described first intersection point of two described lower skeleton concatenation units (100) in the distance sum of the mid point of described crossed beam trunking (121) bearing of trend; And the difference of described first length and described second length is in preset range.
2. electrical machine insulation skeleton according to claim 1, it is characterized in that, described second sidewall (120) is provided with entry/exit line mouth (122), described entry/exit line mouth (122) is groove structure, described entry/exit line mouth (122) comprises three types, is respectively the first entry/exit line mouth (1221), the second entry/exit line mouth (1222) and the 3rd entry/exit line mouth (1223);
Described first entry/exit line mouth (1221) has first degree of depth in the short transverse of described lower skeleton, described second entry/exit line mouth (1222) has second degree of depth in the short transverse of described lower skeleton, and described 3rd entry/exit line mouth (1223) has the 3rd degree of depth in the short transverse of described lower skeleton; Described first degree of depth, described second degree of depth and described 3rd degree of depth are each unequal;
The type of the entry/exit line mouth (122) of each described lower skeleton concatenation unit (100) is identical, and the type of the entry/exit line mouth (122) of three that connect successively arbitrarily described lower skeleton concatenation units (100) is different.
3. electrical machine insulation skeleton according to claim 2, it is characterized in that, described multiple crossed beam trunking (121) is arranged at the short transverse higher slice of described lower skeleton, and described multiple crossed beam trunking (121) comprises the first crossed beam trunking (1211), the second crossed beam trunking (1212) and the 3rd crossed beam trunking (1213);
Described first crossed beam trunking (1211) is corresponding to the bottom of described first entry/exit line mouth (1221);
Described second crossed beam trunking (1212) is corresponding to the bottom of described second entry/exit line mouth (1222);
Described 3rd crossed beam trunking (1213) is corresponding to the bottom of described 3rd entry/exit line mouth (1223).
4. electrical machine insulation skeleton according to claim 3, is characterized in that, the distance of the side that described 3rd crossed beam trunking (1213) contacts to described second sidewall (120) with described stator core is the 3rd length.
5. electrical machine insulation skeleton according to claim 1, it is characterized in that, described first winding section (130) and form the first winding slot (140) between described the first side wall (110) and described second sidewall (120);
Described upper skeleton comprises multiple upper skeleton concatenation unit (200) be connected, and each described upper skeleton concatenation unit (200) comprises the 3rd sidewall (210), the 4th sidewall (220) and the second winding section (230);
Described second winding section (230) is positioned between described 3rd sidewall (210) and described 4th sidewall (220), and connects described 3rd sidewall (210) and described 4th sidewall (220); Described second winding section (230) and form the second winding slot (240) between described 3rd sidewall (210) and described 4th sidewall (220); Described 4th sidewall (220) contact with described stator core side opposite flank on offer the first groove (221), described first groove (221) be applicable to install wiring contact pin (300).
6. electrical machine insulation skeleton according to claim 5, it is characterized in that, the opposite flank of the side that described 4th sidewall (220) contacts with described stator core is provided with boss (222), and described first groove (221) is opened on described boss (222);
The opposite flank of the side that described 4th sidewall (220) contacts with described stator core is provided with and keeps off terminal (223), described gear terminal (223) is positioned at the both sides of described boss (222) along the bearing of trend of described crossed beam trunking (121), and described gear terminal (223) and described boss (222) are separately, form alignment groove (224) between described gear terminal (223) and described boss (222).
7. electrical machine insulation skeleton according to claim 5, it is characterized in that, two edges of the bearing of trend along described crossed beam trunking (121) of the side towards described first winding slot (140) of described second sidewall (120) are provided with the first projection (123), and described first projection (123) is protruded to the direction of described the first side wall (110);
Two edges along described crossed beam trunking (121) bearing of trend of the side towards described second winding slot (240) of described 4th sidewall (220) are provided with the second projection (225), and described second projection (225) is protruded to the direction of described 3rd sidewall (210).
8. electrical machine insulation skeleton according to claim 5, it is characterized in that, described second sidewall (120) is the bottom land of described first winding slot (140) towards the side of described the first side wall (110), and the bottom land of described first winding slot (140) is plane;
Described 4th sidewall (220) is the bottom land of described second winding slot (240) towards the side of described 3rd sidewall (210), and the bottom land of described second winding slot (240) is plane.
9. the electrical machine insulation skeleton according to claim 5 to 8 any one, it is characterized in that, described first winding section (130) has the first holding tank (131) holding described stator core, the cell wall of described first holding tank (131) becomes staircase structural model, the cell wall of described first holding tank (131) comprises the first thicker heavy wall section (1311) of the wall thickness that is connected and thinner the first thin segment (1312) of wall thickness, and in the short transverse of described lower skeleton, described first heavy wall section (1311) is less than the distance of described first thin segment (1312) to described crossed beam trunking (121) to the distance of described crossed beam trunking (121),
Described second winding section (230) has the second holding tank (231) holding described stator core, the cell wall of described second holding tank (231) becomes staircase structural model, the cell wall of described second holding tank (231) comprises the second thicker heavy wall section (2311) of the wall thickness that is connected and thinner the second thin segment (2312) of wall thickness, and in the short transverse of described upper skeleton, described second heavy wall section (2311) is less than the distance of described second thin segment (2312) to described first groove (221) notch to the distance of described first groove (221) notch,
Described first thin segment (1312) and described second thin segment (2312) dislocation grafting coordinate, and described first holding tank (131) and described second holding tank (231) form the accommodation section holding described stator core.
10. the electrical machine insulation skeleton according to claim 1 to 8 any one, it is characterized in that, one-body molded or connect by thin bridging between described upper skeleton concatenation unit (100), one-body molded or connect by thin bridging between described lower skeleton concatenation unit (200).
11. 1 kinds of motors, comprise stator core, electrical machine insulation skeleton and winding, it is characterized in that, described electrical machine insulation skeleton is the electrical machine insulation skeleton described in claim 1 to 10 any one.
CN201520348503.8U 2015-05-26 2015-05-26 Electrical machine insulation skeleton and there is its motor Active CN204696817U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016188442A1 (en) * 2015-05-26 2016-12-01 珠海格力节能环保制冷技术研究中心有限公司 Electrical motor insulation skeleton and electrical motor having same
CN106451853A (en) * 2016-10-27 2017-02-22 佛山市三水日彩电器有限公司 Low-frequency mute efficient direct-current motor
CN110718981A (en) * 2018-07-11 2020-01-21 翰昂汽车零部件有限公司 Apparatus for driving compressor and method for manufacturing the same

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016188442A1 (en) * 2015-05-26 2016-12-01 珠海格力节能环保制冷技术研究中心有限公司 Electrical motor insulation skeleton and electrical motor having same
CN106300720A (en) * 2015-05-26 2017-01-04 珠海格力节能环保制冷技术研究中心有限公司 Electrical machine insulation skeleton and there is its motor
CN106300720B (en) * 2015-05-26 2018-12-04 珠海格力电器股份有限公司 Motor insulation framework and motor with it
CN106451853A (en) * 2016-10-27 2017-02-22 佛山市三水日彩电器有限公司 Low-frequency mute efficient direct-current motor
CN110718981A (en) * 2018-07-11 2020-01-21 翰昂汽车零部件有限公司 Apparatus for driving compressor and method for manufacturing the same

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