CN218633508U - Insulating skeleton, stator module, motor, compressor and vehicle - Google Patents

Abstract

The utility model discloses an insulating skeleton, stator module, motor, compressor and vehicle, insulating skeleton includes: stator module's stator core's axial one end is located to first insulation skeleton, first insulation skeleton includes first outer wall, first inner wall and first bottom plate, first bottom plate is connected between first outer wall and first inner wall, first outer wall, first wire winding groove is injectd jointly to first inner wall and first bottom plate, along stator core's radially, first outer wall is located the radial outside of first inner wall, the diapire of first wire winding groove includes first groove district and first non-groove district and first groove district is located the radial outside of first non-groove district, first groove district includes a plurality of first archs along stator core's radial direction spaced apart, first thread fixing groove is injectd to two adjacent first archs, first arch is higher than the diapire of first non-groove district. According to the utility model discloses an insulating skeleton, the line footpath specification that can compatible multiple coil, the commonality is good, and ensures that the coil winding displacement is inseparable, arranges neatly.

Description

Insulating skeleton, stator module, motor, compressor and vehicle

Technical Field

The utility model relates to a compressor technical field, more specifically relates to an insulating skeleton, stator module, motor, compressor and vehicle.

Background

In the related art, when the coil is wound on the insulating framework, the coil winding displacement is easy to be disordered, the looseness is generated, the winding effect is influenced, and the production difficulty is increased.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide an insulating skeleton, insulating skeleton can compatible multiple coil's line footpath specification, and the commonality is good, and ensures that the coil winding displacement is inseparable, arranges neatly.

Another object of the utility model is to provide a stator module with above-mentioned insulating skeleton.

It is yet another object of the present invention to provide an electric machine having the above stator assembly.

Another object of the present invention is to provide a compressor having the above motor.

It is yet another object of the present invention to provide a vehicle having the above compressor.

According to the utility model discloses insulating skeleton for stator module, stator module includes stator core, insulating skeleton includes: first insulation skeleton, first insulation skeleton is located stator core's axial one end, first insulation skeleton includes first outer wall, first inner wall and first bottom plate, first bottom plate connect in first outer wall with between the first inner wall, first outer wall first inner wall with first bottom plate prescribes a limit to first wire winding groove jointly, follows stator core's radial, first outer wall is located the radial outside of first inner wall, the diapire of first wire winding groove includes first district and first non-groove district just first district is located the radial outside of first non-groove district, wherein, first district includes the edge a plurality of first archs that stator core's radial direction is spaced apart, adjacent two first fixed line groove is prescribed a limit to first arch, first arch is higher than the diapire of first non-groove district.

According to the utility model discloses insulating skeleton, diapire through first winding groove includes first groove district and first non-groove district, first groove district includes a plurality of first archs, a plurality of first archs are spaced apart along stator core's radial direction, first solid line groove is injectd to two adjacent first archs, first arch is higher than the diapire of first non-groove district, make first groove district can realize fixing stator winding's first circle coil at least, all the other coils can carry out the winding displacement according to first circle coil, ensure that all the other coil winding displacements are inseparable, the realization is to the compatibility of the line diameter specification of multiple coil, insulating skeleton's commonality is good, simultaneously, first arch can avoid the coil to deviate from first solid line inslot, and can avoid adjacent coil to remove towards first solid line inslot, ensure that the coil winding displacement is inseparable, arrange neatly.

In addition, the insulating framework according to the above embodiments of the present invention may also have the following additional technical features:

according to some embodiments of the insulating framework of the present invention, the bottom wall of the first wire fixing groove is flush with the bottom wall of the first non-groove area; or the bottom wall of the first wire fixing groove is lower than the bottom wall of the first non-groove area; or the bottom wall of the first wire fixing groove is higher than the bottom wall of the first non-groove area.

According to some embodiments of the present invention, along the radial direction of the stator core, the first outer wall with the distance between the first inner wall is H1, the width of the first groove zone is H2, and satisfies: H2/H1 is less than 0.5.

According to some embodiments of the present invention, the first outer wall is along in the direction of one end to the other end of the circumferential direction of the stator core, the first wire fixing groove is inclined toward the direction of keeping away from the first outer wall.

According to some embodiments of the present invention, the extending direction of the first wire fixing groove and the included angle between the inner surfaces of the first outer walls are θ, and θ < 10 ° is satisfied.

According to some embodiments of the utility model, insulating skeleton still includes: the second insulation framework is arranged at the other axial end of the stator core and comprises a second outer wall, a second inner wall and a second bottom plate, the second bottom plate is connected between the second outer wall and the second inner wall, the second outer wall and the second inner wall define a second winding groove together, and the second winding groove is formed along the radial direction of the stator core, the second outer wall is located on the radial outer side of the second inner wall, the bottom wall of the second winding groove comprises a second groove area and a second non-groove area, the second groove area is located on the radial outer side of the second non-groove area, the second groove area comprises a plurality of second protrusions spaced along the radial direction of the stator core, the second protrusions are adjacent to the second protrusions, the second wire fixing grooves are defined, and the second protrusions are higher than the bottom wall of the second non-groove area.

According to some embodiments of the invention, the bottom wall of the second wire fixation groove is flush with the bottom wall of the second non-groove area; or the bottom wall of the second wire fixing groove is lower than the bottom wall of the second non-groove area; or the bottom wall of the second wire fixing groove is higher than the bottom wall of the second non-groove area.

According to some embodiments of the present invention, along the radial direction of the stator core, the second outer wall with the distance between the second inner wall is H3, the width of the second trough area is H4, and satisfies: H4/H3 is less than 0.5.

According to some embodiments of the present invention, the second wire fixing groove extends in a direction parallel to the inner surface of the second outer wall.

According to the utility model discloses stator module, include: a stator core; according to the embodiment of the utility model, the first insulating framework is arranged at one axial end of the stator core; and the stator winding is wound on the insulating framework and the stator core.

According to the utility model discloses a some embodiments, stator core includes the edge a plurality of stator teeth that stator core's circumferential direction is spaced apart, insulating skeleton is a plurality of, and is a plurality of insulating skeleton is in with a plurality of the stator tooth sets up one-to-one in stator core's the axial direction.

According to some embodiments of the utility model, the stator core includes a plurality of stator parts of arranging and connecting in stator core's circumferential direction, every all be equipped with at least one stator tooth on the stator part.

According to some embodiments of the invention, the winding start position and the end position of the stator winding are both located in the first insulating skeleton.

According to the utility model discloses the motor includes according to the utility model discloses the stator module.

According to the utility model discloses compressor includes according to the utility model discloses the embodiment the motor.

According to the utility model discloses vehicle includes according to the utility model discloses the embodiment the compressor.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of a stator assembly according to an embodiment of the present invention;

figure 2 is a top view of a stator assembly according to an embodiment of the present invention;

FIG. 3 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 2;

fig. 4 is a schematic structural view of a stator core according to an embodiment of the present invention;

fig. 5 is an angle structure diagram of a first insulating frame according to an embodiment of the present invention;

fig. 6 is another angle structure diagram of the first insulating frame according to the embodiment of the present invention;

fig. 7 is a top view of a first insulating frame according to an embodiment of the present invention;

FIG. 8 is a cross-sectional view taken along line B-B of FIG. 7;

fig. 9 is an angular structure diagram of a second insulating skeleton according to an embodiment of the present invention;

fig. 10 is another angle structure diagram of the second insulating frame according to the embodiment of the present invention;

fig. 11 is a top view of a second insulating skeleton according to an embodiment of the present invention;

FIG. 12 is a cross-sectional view taken along line C-C of FIG. 11;

fig. 13 is a schematic structural view of a compressor according to an embodiment of the present invention;

fig. 14 is a schematic structural diagram of a vehicle according to an embodiment of the present invention.

Reference numerals:

100. an insulating framework; 200. a stator assembly; 300. a motor; 400. a compressor; 500. a vehicle;

10. a first insulating skeleton; 11. a first outer wall; 12. a first inner wall; 13. a first base plate; 14. a first winding slot; 141. a first trough region; 142. a first non-groove region;

20. a second insulating skeleton; 21. a second outer wall; 22. a second inner wall; 23. a second base plate; 24. a second winding groove; 241. a second trough region; 242. a second non-groove region;

31. a first protrusion; 32. a second protrusion; 311. a first wire fixing groove; 321. a second wire fixing groove;

40. a stator core; 41. a stator winding; 401. stator teeth; 402. a stator portion;

51. a positioning projection; 52. positioning holes;

60. a rotor assembly; 61. a housing; 62. a main shaft; 63. a compression mechanism; 64. an outlet port; 65. a suction inlet; 66. an electrical device; 601. a rotor; 611. a housing; 612. a cover plate; 613. an accommodating space.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, "a first feature" or "a second feature" may include one or more of the features, and "a plurality" means two or more, and the first feature may be "on" or "under" the second feature, and may include the first and second features being in direct contact, or may include the first and second features being in contact not directly but through another feature therebetween, and the first feature being "on", "above" and "above" the second feature may include the first feature being directly above and obliquely above the second feature, or merely indicating that the first feature is higher in level than the second feature.

An insulating bobbin 100 according to an embodiment of the present invention is described below with reference to the drawings.

Referring to fig. 1-8, stator assembly 200 according to the embodiment of the present invention includes stator core 40, stator winding 41 and according to the embodiment of the present invention, stator winding 41 is wound on insulation frame 100 and stator core 40, and insulation frame 100 can play the role of protecting, supporting and isolating stator winding 41. According to the utility model discloses insulating skeleton 100 is used for stator module 200, and can include: a first insulating skeleton 10.

Specifically, the first insulation bobbin 10 is disposed at one axial end (e.g., the upper end shown in fig. 1) of the stator core 40, and the first insulation bobbin 10 may include a first outer wall 11, a first inner wall 12, and a first bottom plate 13, the first bottom plate 13 being connected between the first outer wall 11 and the first inner wall 12, the first outer wall 11, the first inner wall 12, and the first bottom plate 13 together defining a first winding slot 14, and the first outer wall 11 is located radially outside the first inner wall 12 in a radial direction of the stator core 40. From this, stator winding 41 can be located first wire winding groove 14, can protect and support stator winding 41 through first insulating skeleton 10, and first outer wall 11 and first inner wall 12 are convenient for carry on spacingly to stator winding 41, and the simple structure of first insulating skeleton 10 is convenient for process manufacturing.

In addition, as shown in fig. 3 to 8, in the radial direction of the stator core 40, the bottom wall of the first winding slot 14 may include a first slot region 141 and a first non-slot region 142, and the first slot region 141 is located at the radial outer side of the first non-slot region 142, at least the first-turn coil of the stator winding 41 may be fixed by the first slot region 141, and the remaining coils may be wound according to the first-turn coil, thereby ensuring the orderly arrangement of the stator winding 41. And, compare with the diapire of first winding groove 14 is whole for first groove area 141, can only fix first turn coil at least through the cooperation of first groove area 141 and first non-groove area 142, be convenient for carry out the winding displacement to all the other coils, avoid the restriction to the line diameter specification of different coils, can ensure all the other coil winding displacements inseparable, thereby ensure stator winding 41 and arrange closely, realize insulating skeleton 100 to the compatibility of the line diameter specification of multiple coil, make insulating skeleton 100's commonality good, effectively reduce production management cost. For example, the winding mode of the stator winding 41 can be concentrated winding, so that the production efficiency is effectively improved.

Meanwhile, as shown in fig. 5 to 8, the first slot area 141 may include a plurality of first protrusions 31, the plurality of first protrusions 31 are spaced apart along a radial direction of the stator core 40, two adjacent first protrusions 31 define the first wire fixing slot 311, and the first protrusions 31 are higher than a bottom wall of the first non-slot area 142, so that when the coil is located in the first wire fixing slot 311, the coil can be limited by the two adjacent first protrusions 31, the coil can be prevented from coming off from the first wire fixing slot 311, and the adjacent coil can be prevented from moving toward the first wire fixing slot 311, thereby ensuring that the coil is arranged compactly and neatly.

In the embodiment of the present invention, the number of the first protrusions 31 can be flexibly set according to actual situations, for example, the first protrusions 31 can be two as shown in fig. 5, and can also be three, four, five, six or more, which are all within the protection scope of the present invention.

In some embodiments, as shown in fig. 3, 6 and 8, a positioning protrusion 51 is disposed on a side (e.g., a lower side shown in fig. 1) of the first insulating bobbin 10 facing the stator core 40, and a positioning hole 52 is disposed on a side (e.g., an upper side shown in fig. 1) of the stator core 40 facing the first insulating bobbin 10, so that the positioning protrusion 51 can be located in the positioning hole 52, and by the positioning protrusion 51 cooperating with the positioning hole 52, the first insulating bobbin 10 can be reliably positioned on the stator core 40, and is not easy to move, so that winding on the first insulating bobbin 10 and the stator core 40 is facilitated, and production efficiency is effectively improved.

For convenience of description, the directions of "upper" and "lower" in the present invention are based on the orientation relationship shown in the drawings, and are not limited to the orientation in the practical application.

According to the utility model discloses insulating skeleton 100, diapire through first winding groove 14 includes first groove 141 and first non-groove 142, first groove 141 includes a plurality of first archs 31, a plurality of first archs 31 are spaced apart along stator core 40's radial direction, first solid line groove 311 is injectd to two adjacent first archs 31, first arch 31 is higher than the diapire of first non-groove 142, make first groove 141 can realize fixing stator winding 41's first circle of coil at least, all the other coils can carry out the winding displacement according to first circle of coil, ensure all the other coil winding displacements inseparable, the compatibility of the line diameter specification to multiple coil is realized, insulating skeleton 100's commonality is good, simultaneously, first archs 31 can avoid the coil to deviate from in first solid line groove 311, and can avoid adjacent coil to move towards first solid line inslot 311, ensure that the coil is inseparable, arrange neat winding displacement.

Because according to the utility model discloses insulating skeleton 100 has above-mentioned profitable technological effect, therefore according to the utility model discloses stator module 200, the diapire through first winding groove 14 includes first groove 141 and first non-groove area 142, first groove 141 includes a plurality of first archs 31, a plurality of first archs 31 are spaced apart along stator core 40's radial direction, first solid line groove 311 is injectd to two adjacent first archs 31, first archs 31 is higher than the diapire of first non-groove area 142, make first groove 141 can realize fixing stator winding 41's first circle of coil at least, all the other coils can carry out the winding displacement according to first circle of coil, ensure that all the other coil winding displacements are inseparable, realize the compatibility to the line diameter specification of multiple coil, insulating skeleton 100's commonality is good, and simultaneously, first archs 31 can avoid the coil to deviate from in first solid line groove 311, and can avoid adjacent coil to move towards first solid line inslot 311, ensure that the coil is inseparable, arrange the winding displacement, arrange neatly.

In some embodiments of the present invention, as shown in fig. 5, the bottom wall of the first wire fixing groove 311 is flush with the bottom wall of the first non-groove area 142, so as to facilitate processing and manufacturing of the first insulating bobbin 10, ensure that the coil heights of the first layer in the first wire winding groove 14 are equal, and ensure that the coils are arranged neatly; or the bottom wall of the first wire fixing groove 311 is lower than the bottom wall of the first non-groove area 142, so that the coil is limited conveniently, and the coil is further ensured to be wound reliably; or, the diapire of first thread fixing groove 311 is higher than the diapire of first non-groove area 142, and the coil of being convenient for winds, has effectively improved wire winding efficiency, all can set up according to actual conditions, satisfies different user demands.

According to some embodiments of the present invention, as shown in fig. 6, along the radial direction of the stator core 40, the distance between the first outer wall 11 and the first inner wall 12 is H1, the width of the first slot zone 141 is H2, and satisfies: H2/H1 is less than 0.5. Within the above range, the first slot region 141 can be ensured to limit the coils, and the remaining coils located in the first non-slot region 142 are arranged tightly, so that the stator winding 41 can be ensured to be arranged tightly while the requirement of the first insulating frame 10 on versatility is satisfied.

In some embodiments of the present invention, as shown in fig. 5 to 7, in the direction from one end of the circumferential direction of the first outer wall 11 along the stator core 40 to the other end, the first wire fixing groove 311 may incline toward the direction away from the first outer wall 11, and the coil can be guided through the first wire fixing groove 311, so that the coil is prevented from being overlapped during winding, smooth transition can be performed on winding of the coil, the winding is ensured to be reliable, and the arrangement of the stator winding 41 is ensured to be neat.

According to some embodiments of the present invention, as shown in fig. 5, an included angle between the extending direction of the first wire fixing groove 311 and the inner surface of the first outer wall 11 may be θ, and θ is less than 10 °. Within the above range, the coil can be guided, the space utilization rate is effectively improved, the coil is tightly arranged in the first winding groove 14, the shaking is reduced, and the stator winding 41 is ensured to be arranged neatly. For example, in some embodiments, the angle θ between the extending direction of the first wire fixing groove 311 and the inner surface of the first outer wall 11 may be 9 °, 8 °, 7 °, 6 °, 5 °, and the like.

In some embodiments, as shown in fig. 1, 3, 9-12, the insulation bobbin 100 further includes a second insulation bobbin 20, the second insulation bobbin 20 is disposed at the other axial end (e.g., the lower end shown in fig. 1) of the stator core 40, the second insulation bobbin 20 includes a second outer wall 21, a second inner wall 22, and a second bottom plate 23, the second bottom plate 23 is connected between the second outer wall 21 and the second inner wall 22, and the second outer wall 21, the second inner wall 22, and the second bottom plate 23 together define a second winding slot 24, and the second outer wall 21 is located radially outside the second inner wall 22 in the radial direction of the stator core 40. From this, stator winding 41 can be located second wire winding groove 24, can protect and support stator winding 41 through second insulating framework 20, and second outer wall 21 and second inner wall 22 are convenient for carry on spacingly to stator winding 41, and second insulating framework 20's simple structure is convenient for process manufacturing.

In addition, as shown in fig. 9 to 12, in the radial direction of the stator core 40, the bottom wall of the second winding slot 24 may include a second slot region 241 and a second non-slot region 242, and the second slot region 241 is located at the radial outer side of the second non-slot region 242, at least the first-turn coil of the stator winding 41 may be fixed by the second slot region 241, and the remaining coils may be wound according to the first-turn coil, thereby ensuring the orderly arrangement of the stator winding 41. And, compare with the whole second groove area 241 that is of diapire of second wire winding groove 24, can only fix first turn coil at least through the cooperation of second groove area 241 and second non-groove area 242, be convenient for carry out the winding displacement to all the other coils, avoid the restriction to the line diameter specification of different coils, can ensure all the other coil winding displacements inseparable, thereby ensure stator winding 41 and arrange closely, realize insulating skeleton 100 to the compatibility of the line diameter specification of multiple coil, make insulating skeleton 100's commonality good, effectively reduce production management cost.

Meanwhile, as shown in fig. 9 to 12, the second slot area 241 may include a plurality of second protrusions 32, the plurality of second protrusions 32 are spaced apart along the radial direction of the stator core 40, two adjacent second protrusions 32 define the second wire fixing slot 321, and the second protrusions 32 are higher than the bottom wall of the second non-slot area 242, so that when the coil is located in the second wire fixing slot 321, the coil can be limited by the two adjacent second protrusions 32, the coil can be prevented from coming out of the second wire fixing slot 321, and the adjacent coil can be prevented from moving towards the second wire fixing slot 321, so that the coil is ensured to be arranged tightly and neatly.

In the embodiment of the present invention, the number of the second protrusions 32 can be flexibly set according to actual situations, for example, the second protrusions 32 can be two as shown in fig. 9, and can also be three, four, five, six or more, which are all within the protection scope of the present invention.

According to some embodiments of the present invention, as shown in fig. 9, the bottom wall of the second wire fixing groove 321 is flush with the bottom wall of the second non-groove area 242, so as to facilitate the processing and manufacturing of the second insulating framework 20, ensure that the coil heights of the first layer in the second wire winding groove 24 are equal, and ensure that the coils are arranged neatly; or the bottom wall of the second wire fixing groove 321 is lower than the bottom wall of the second non-groove area 242, so that the coil is limited conveniently, and the coil is further ensured to be wound reliably; or, the diapire of second solidus groove 321 is higher than the diapire of second non-groove area 242, and the coil of being convenient for winds, has effectively improved wire winding efficiency, all can set up according to actual conditions, satisfies different user demands.

In some embodiments, as shown in fig. 3, 10 and 12, a positioning protrusion 51 is disposed on a side (e.g., an upper side shown in fig. 1) of the second insulating frame 20 facing the stator core 40, and a positioning hole 52 is disposed on a side (e.g., a lower side shown in fig. 1) of the stator core 40 facing the second insulating frame 20, so that the positioning protrusion 51 can be located in the positioning hole 52, and by the positioning protrusion 51 cooperating with the positioning hole 52, the second insulating frame 20 can be reliably positioned on the stator core 40, and is not easy to move, so that winding on the second insulating frame 20 and the stator core 40 is facilitated, and production efficiency is effectively improved.

In some embodiments of the present invention, as shown in fig. 10, along the radial direction of the stator core 40, the distance between the second outer wall 21 and the second inner wall 22 is H3, the width of the second slot region 241 is H4, and satisfies: H4/H3 is less than 0.5. Within the above range, the second slot region 241 can ensure the coil to be limited, and the remaining coils located in the second non-slot region 242 can be arranged tightly, so that the stator winding 41 can be arranged tightly while the requirement of the versatility of the second insulating frame 20 is satisfied.

According to some embodiments of the utility model, as shown in fig. 9-11, the extending direction of second solid line groove 321 is parallel with the internal surface of second outer wall 21, can lead the coil through second solid line groove 321, and the coil of being convenient for winds on first insulation skeleton 10, stator core 40 and second insulation skeleton 20, ensures that the wire winding is reliable, guarantees that stator winding 41 arranges neatly.

In some embodiments in which the first wire fixing groove 311 is inclined toward a direction away from the first outer wall 11, as shown in fig. 3, 5, and 9, the first insulating frame 10 may be located on a lead-out side of the stator winding 41, and the second insulating frame 20 may be located on an inverted lead-out side of the stator winding 41, so that the coil may be led in from between the first protrusion 31 and the first outer wall 11, and after passing through the second wire fixing groove 321 of the second insulating frame 20, the coil may smoothly transition into the first wire fixing groove 311 of the first insulating frame 10, and the coil may be guided by the inclined arrangement of the first wire fixing groove 311, and when the coil is wound to the second insulating frame 20, the coil is prevented from being overlapped, and thus, the coils are sequentially wound, so that the winding of the insulating frame 100 and the stator core 40 is realized, and the winding arrangement of the coil is ensured to be tight, and the arrangement is neat, and the production efficiency is effectively improved.

In some embodiments of the present invention, as shown in fig. 1 to 4, the stator core 40 may include a plurality of (two or more) stator teeth 401, the plurality of stator teeth 401 are spaced apart along the circumferential direction of the stator core 40, the insulating frame 100 is plural, and the plurality of insulating frames 100 and the plurality of stator teeth 401 are disposed in one-to-one correspondence in the axial direction (for example, the up-and-down direction shown in fig. 1) of the stator core 40. Therefore, the insulating frameworks 100 can respectively play roles of protecting, supporting and isolating the stator windings 41 on the stator teeth 401, the stator windings 41 are convenient to wind on the insulating frameworks 100 and the stator core 40, the structure of the insulating frameworks 100 is simple, and the insulating frameworks 100 are convenient to process and manufacture. For example, the number of stator teeth 401 may be six, nine, twelve, or the like.

In some embodiments where the insulating bobbin 100 includes the second insulating bobbin 20, as shown in fig. 3, the plurality of insulating bobbins 100 and the plurality of stator teeth 401 are disposed in a one-to-one manner in the axial direction of the stator core 40, that is, the plurality of first insulating bobbins 10 and the plurality of stator teeth 401 are disposed in a one-to-one manner in one axial end of the stator core 40, and the plurality of second insulating bobbins 20 and the plurality of stator teeth 401 are disposed in a one-to-one manner in the other axial end of the stator core 40, so that the insulating bobbins 100 are convenient to assemble, and the insulating bobbin 100 has a simple structure and is convenient to process and manufacture.

According to some embodiments of the present invention, as shown in fig. 1-4, the stator core 40 may include a plurality of (two or more) stator portions 402, the plurality of stator portions 402 are arranged and connected in the circumferential direction of the stator core 40, each stator portion 402 is provided with at least one stator tooth 401, that is, the stator core 40 adopts a block structure, and the block structure passing through the stator core 40 facilitates independent winding of the stator portion 402, so that the winding is more convenient, and the production efficiency is improved.

In some embodiments, the insulating frame 100 is oppositely arranged in the axial direction of each stator portion 402, then the plurality of stator portions 402 are arranged into a long strip shape, in the winding process, each stator portion 402 can be wound simultaneously, after the winding is completed, the two ends of the plurality of long strip stator portions 402 can be mutually connected to form the annular stator iron core 40, mutual interference of coils can be avoided when the plurality of stator portions 402 are wound, and the production efficiency is improved.

In some embodiments of the present invention, the winding start position and the end position of the stator winding 41 are both located in the first insulating frame 10, and therefore, the winding start position and the end position can be processed at the first insulating frame 10, for example, the winding start position and the end position are wired, and the production efficiency is effectively improved.

According to the utility model discloses motor 300 includes according to the utility model discloses stator module 200. Because according to the utility model discloses stator module 200 has above-mentioned profitable technological effect, therefore according to the utility model discloses motor 300, the diapire through first winding groove 14 includes first groove 141 and first non-groove area 142, first groove 141 includes a plurality of first archs 31, a plurality of first archs 31 are spaced apart along stator core 40's radial direction, first solid line groove 311 is injectd to two adjacent first archs 31, first arch 31 is higher than the diapire of first non-groove area 142, make first groove 141 can realize fixing stator winding 41's first circle of coil at least, all the other coils can carry out the winding displacement according to first circle of coil, ensure that all the other coil winding displacements are inseparable, realize the compatibility to the line diameter specification of multiple coil, insulating skeleton 100's commonality is good, and simultaneously, first arch 31 can avoid the coil to deviate from in first solid line groove 311, and can avoid adjacent coil to move towards first solid line groove 311, ensure that the coil is inseparable, arrange the winding displacement is neat.

In some embodiments in which the stator core 40 includes a plurality of stator portions 402, as shown in fig. 1-4, the stator core 40 adopts a block structure, which can effectively improve the slot area utilization of the motor 300, improve the power density of the motor 300, further realize the miniaturization design of the motor 300, and ensure the reliability of the motor 300.

According to the utility model discloses compressor 400 includes according to the utility model discloses the motor 300 of embodiment. Because according to the utility model discloses motor 300 has above-mentioned profitable technological effect, therefore according to the utility model discloses compressor 400, the diapire through first winding groove 14 includes first groove 141 and first non-groove area 142, first groove 141 includes a plurality of first archs 31, a plurality of first archs 31 are spaced apart along stator core 40's radial direction, first solid line groove 311 is injectd to two adjacent first archs 31, first arch 31 is higher than the diapire of first non-groove area 142, make first groove 141 can realize fixing stator winding 41's first circle of coil at least, all the other coils can carry out the winding displacement according to first circle of coil, ensure that all the other coil winding displacements are inseparable, realize the compatibility to the line diameter specification of multiple coil, insulating skeleton 100's commonality is good, and simultaneously, first arch 31 can avoid the coil to deviate from in first solid line groove 311, and can avoid adjacent coil to move towards first solid line groove 311, ensure that the coil is inseparable, the winding displacement is neatly arranged.

Among them, the compressor 400 may be applied to an air conditioner, a vehicle, etc., but is not limited thereto.

In some embodiments, as shown in fig. 13, the compressor 400 may include a housing 61 and a compression mechanism 63, the motor 300 and the compression mechanism 63 are both located in the housing 61, and the housing 61 may protect the motor 300 and the compression mechanism 63 from being damaged due to the exposure of the motor 300 and the compression mechanism 63. For example, the compressor 400 may be an electric compressor.

In addition, as shown in fig. 13, the motor 300 further includes a rotor assembly 60, the rotor assembly 60 includes a main shaft 62 and a rotor 601, the rotor 601 is sleeved on the main shaft 62, the rotor 601 is rotatably disposed in the stator assembly 200, and the compressing mechanism 63 is connected to the main shaft 62. Therefore, when the stator assembly 200 generates a rotating magnetic field, the rotor 601 can rotate in the rotating magnetic field, the rotation of the rotor 601 can drive the main shaft 62 to rotate, and the rotation of the main shaft 62 can drive the compression mechanism 63 to work, so as to realize the work of the compressor 400. For example, the motor 300 may be a permanent magnet synchronous motor.

In some embodiments, as shown in fig. 13, the housing 61 may include a shell 611 and a cover 612, the shell 611 and the cover 612 are detachably connected, a receiving space 613 may be defined between the shell 611 and the cover 612, the electric device 66 (such as a frequency converter or the like) of the compressor 400 is disposed in the receiving space 613, the receiving space 613 facilitates shielding of the electric device 66, and the motor 300 is located in the shell 611, so that the motor 300 and the electric device 66 can be separately received, the motor 300 and the electric device 66 are more conveniently assembled, the operation of the motor 300 and the operation of the electric device 66 are not affected, and reliable operation of the compressor 400 is ensured.

In some embodiments, as shown in fig. 13, the housing 611 is provided with a discharge port 64 and a suction port 65, and the refrigerant gas can enter the compressor 400 through the suction port 65, be compressed by the compression mechanism 63, and then be discharged from the compressor 400 through the discharge port 64, so as to implement the operation of the compressor 400.

According to the utility model discloses vehicle 500 includes according to the utility model discloses the compressor 400 of embodiment. Because according to the utility model discloses compressor 400 has above-mentioned profitable technological effect, therefore according to the utility model discloses vehicle 500, the diapire through first winding groove 14 includes first groove 141 and first non-groove area 142, first groove 141 includes a plurality of first archs 31, a plurality of first archs 31 are spaced apart along stator core 40's radial direction, first solid line groove 311 is injectd to two adjacent first archs 31, first arch 31 is higher than the diapire of first non-groove area 142, make first groove 141 can realize fixing stator winding 41's first circle of coil at least, all the other coils can carry out the winding displacement according to first circle of coil, ensure that all the other coil winding displacements are inseparable, realize the compatibility to the line diameter specification of multiple coil, insulating skeleton 100's commonality is good, and simultaneously, first arch 31 can avoid the coil to deviate from in first solid line groove 311, and can avoid adjacent coil to move towards first solid line groove 311, ensure that the coil is inseparable, the winding displacement is neatly arranged.

Here, as shown in fig. 14, the vehicle 500 may be a new energy vehicle. In some embodiments, the new energy vehicle may be a pure electric vehicle with an electric machine as the main driving force, and in other embodiments, the new energy vehicle may also be a hybrid vehicle with an internal combustion engine and an electric machine as the main driving forces at the same time. With regard to the internal combustion engine and the motor for providing driving power for the new energy vehicle mentioned in the above embodiments, the internal combustion engine may use gasoline, diesel oil, hydrogen gas, etc. as fuel, and the manner of providing power for the motor may use a power battery, a hydrogen fuel cell, etc., and is not particularly limited herein. It should be noted that, here, the structures of the new energy vehicle and the like are only exemplified and not limiting the protection scope of the present invention.

In addition, in some embodiments, the compressor 400 applicable to the new energy vehicle according to the embodiment of the present invention may be an electric compressor including a driving part and a compression part, and the driving part in the electric compressor drives the compression part to perform a compression operation, for example, the driving part may be the motor 300 including the rotor assembly 60 and the stator assembly 200. In addition, in some embodiments, the electric compressor may be a low back pressure compressor, the driving part may be provided at a low pressure chamber communicating with the suction port 65 of the compressor 400, and the compression part may be provided at a high pressure chamber communicating with the discharge port 64 of the compressor 400. Further, in some embodiments, the motor-driven compressor may be a horizontal compressor, the driving part and the compressing part may be arranged in a lateral direction, and the like.

Other constructions and operations of the insulation frame 100, the stator assembly 200, the motor 300, the compressor 400, and the vehicle 500 according to embodiments of the present invention are known to those of ordinary skill in the art and will not be described in detail herein.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description herein, references to the description of the terms "embodiment," "specific embodiment," "example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (16)

1. An insulating skeleton, characterized in that for stator module, stator module includes stator core, insulating skeleton includes:

the first insulation framework is arranged at one axial end of the stator core and comprises a first outer wall, a first inner wall and a first bottom plate, the first bottom plate is connected between the first outer wall and the first inner wall, the first outer wall, the first inner wall and the first bottom plate jointly define a first winding groove, the first outer wall is located on the radial outer side of the first inner wall along the radial direction of the stator core, the bottom wall of the first winding groove comprises a first groove area and a first non-groove area, and the first groove area is located on the radial outer side of the first non-groove area,

the first slot area comprises a plurality of first bulges which are spaced along the radial direction of the stator core, the adjacent two first bulges define a first slot fixing slot, and the first bulges are higher than the bottom wall of the first non-slot area.

2. The insulating skeleton of claim 1, wherein a bottom wall of the first wire retention groove is flush with a bottom wall of the first non-groove region;

or the bottom wall of the first wire fixing groove is lower than the bottom wall of the first non-groove area;

or the bottom wall of the first wire fixing groove is higher than the bottom wall of the first non-groove area.

3. The insulation skeleton of claim 1, wherein, along the radial direction of the stator core, the distance between the first outer wall and the first inner wall is H1, the width of the first slot region is H2, and the following conditions are satisfied: H2/H1 is less than 0.5.

4. The insulating bobbin of claim 1, wherein the first wire fixing groove is inclined toward a direction away from the first outer wall in a direction from one end to the other end of the first outer wall in a circumferential direction of the stator core.

5. The insulating skeleton of claim 4, wherein an included angle between the extending direction of the first wire fixing groove and the inner surface of the first outer wall is theta, and theta is less than 10 degrees.

6. The insulating skeleton of claim 1, further comprising:

a second insulating framework, the second insulating framework being disposed at the other axial end of the stator core, the second insulating framework including a second outer wall, a second inner wall and a second bottom plate, the second bottom plate being connected between the second outer wall and the second inner wall, the second outer wall, the second inner wall and the second bottom plate defining a second winding slot together, the second outer wall being located at the radial outer side of the second inner wall along the radial direction of the stator core, the bottom wall of the second winding slot including a second slot area and a second non-slot area and the second slot area being located at the radial outer side of the second non-slot area,

the second slot area comprises a plurality of second protrusions spaced along the radial direction of the stator core, two adjacent second protrusions define a second wire fixing slot, and the second protrusions are higher than the bottom wall of the second non-slot area.

7. The insulating skeleton of claim 6, wherein the bottom wall of the second wire retention groove is flush with the bottom wall of the second non-groove region;

or the bottom wall of the second wire fixing groove is lower than the bottom wall of the second non-groove area;

or the bottom wall of the second wire fixing groove is higher than the bottom wall of the second non-groove area.

8. The insulation bobbin of claim 6, wherein, in a radial direction of the stator core, a distance between the second outer wall and the second inner wall is H3, a width of the second slot region is H4, and: H4/H3 is less than 0.5.

9. The insulating skeleton of claim 6, wherein the second wire retention groove extends in a direction parallel to the inner surface of the second outer wall.

10. A stator assembly, comprising:

a stator core;

the insulating skeleton according to any one of claims 1 to 9, wherein the first insulating skeleton is provided at one axial end of the stator core;

and the stator winding is wound on the insulating framework and the stator core.

11. The stator assembly of claim 10, wherein the stator core comprises a plurality of stator teeth spaced apart along a circumferential direction of the stator core, the insulating frame is a plurality of, and the insulating frame and the stator teeth are arranged in a one-to-one correspondence in an axial direction of the stator core.

12. The stator assembly of claim 10, wherein the stator core comprises a plurality of stator segments arranged and connected in a circumferential direction of the stator core, each of the stator segments having at least one stator tooth disposed thereon.

13. The stator assembly of claim 10, wherein a winding start position and an end position of the stator winding are both located on the first insulating bobbin.

14. An electrical machine comprising a stator assembly according to any of claims 10-13.

15. A compressor, characterized by comprising an electric machine according to claim 14.

16. A vehicle characterized by comprising a compressor according to claim 15.

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