CN214850700U - Stator insulating cover and assembly structure thereof - Google Patents
Stator insulating cover and assembly structure thereof Download PDFInfo
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- CN214850700U CN214850700U CN202120901475.3U CN202120901475U CN214850700U CN 214850700 U CN214850700 U CN 214850700U CN 202120901475 U CN202120901475 U CN 202120901475U CN 214850700 U CN214850700 U CN 214850700U
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Abstract
The utility model relates to a stator insulating cover and an assembly structure thereof, wherein the stator insulating cover is provided with a cover body which comprises an upper plane and a side wall extending downwards along the edge of the upper plane; the upper plane and the side wall are an integrated piece; a positioning through hole is formed in the upper plane; the edge of the positioning through hole is provided with a plurality of clamping components distributed along the circumference of the axis of the positioning through hole; the clamping assembly comprises a groove, and the groove extends along the edge of the positioning through hole; the bottom surface of the groove is provided with a notch for the fixture block to axially enter; the bottom surface of the groove is further provided with a convex block, one end, close to the notch, of the upper end surface of the convex block is provided with a first guide inclined plane, the lower end of the first guide inclined plane corresponds to the notch, and a clamping groove for the clamping block to slide in is formed between one end, far away from the notch, of the convex block and one end, far away from the notch, of the groove. The stator insulating cover is assembled, the protection height of the stator insulating cover can be adjusted as required, and the adaptability of the stator insulating cover is greatly improved.
Description
Technical Field
The utility model relates to a motor spare part, in particular to stator insulating boot and assembly structure thereof.
Background
The stator is the stationary part of the machine. The stator is composed of an iron core, a winding and an installation insulation framework. The main function of the stator is to generate a rotating magnetic field. For better protection of the windings, stator insulation covers are often provided at both ends of the windings. The stator insulation cover covers the winding end part to achieve the purpose of protection. The winding heads are generally located at two ends of the core, and the heights of the winding heads are different due to motors with different powers. Therefore, different motors are often provided with stator insulating covers with different sizes, the specification number of the stator insulating covers is greatly increased, and the assembly efficiency is also influenced while the storage pressure is increased.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a first purpose provides a mounting height is adjustable, stator insulating boot that the commonality is strong.
Realize the utility model discloses the technical scheme of first purpose is: the utility model discloses a middle stator insulation cover has a cover body; the cover body comprises an upper plane and a side wall extending downwards along the edge of the upper plane; the upper plane and the side wall are an integrated piece; a positioning through hole is formed in the upper plane; the edge of the positioning through hole is provided with a plurality of clamping components distributed along the circumference of the axis of the positioning through hole; the clamping assembly comprises a groove, and the groove extends along the edge of the positioning through hole; the bottom surface of the groove is provided with a notch for the fixture block to axially enter; the bottom surface of the groove is further provided with a convex block, one end, close to the notch, of the upper end surface of the convex block is provided with a first guide inclined plane, the lower end of the first guide inclined plane corresponds to the notch, and a clamping groove for the clamping block to slide in is formed between one end, far away from the notch, of the convex block and one end, far away from the notch, of the groove.
The upper end surface of the bump is higher than the upper plane.
Radiating through holes are uniformly distributed on the side wall.
As an optimized design, the edge of the positioning through hole is provided with three clamping assemblies which are uniformly distributed along the circumference of the axis of the positioning through hole.
Furthermore, one side of the notch, which is not corresponding to the first guide inclined plane, is provided with a second guide inclined plane, and the high end of the second guide inclined plane is naturally connected with the upper plane.
A second object of the present invention is to provide an assembling structure capable of freely adjusting and installing according to the height of the stator winding.
Realize the utility model discloses the technical scheme of second purpose is: comprises a wound stator; the winding stator comprises a stator core, an insulating framework and a stator winding; insulation frameworks are fixedly arranged at two ends of the stator core; the stator winding is wound on the stator core and the insulating framework; the stator insulating covers are arranged at the two ends of the winding stator; the insulation framework is provided with an installation shaft body which is coaxial with the stator core and is used for penetrating through a positioning through hole of the stator insulation cover; a plurality of clamping blocks distributed along the circumference of the axis of the mounting shaft body are arranged on the circumferential wall of the mounting shaft body; the number of the fixture blocks is consistent with that of the corresponding gaps on the stator insulating cover, and the fixture blocks correspond to the gaps on the stator insulating cover; the stator insulating cover is in limit clamping with the winding stator after being matched with the first guide inclined plane of the upper end face of the convex block through the clamping block, or is in limit clamping with the winding stator after being matched with other parts of the upper end face of the convex block except the first guide inclined plane through the clamping block, or is in limit clamping with the winding stator after being matched with the clamping groove through the clamping block.
And a second guide inclined plane is arranged on one side of the notch, which is not corresponding to the first guide inclined plane, and the high end of the second guide inclined plane is naturally connected with the upper plane.
The stator insulating cover can be matched with the upper plane through the clamping block and then is limited and clamped with the winding stator.
The utility model discloses has positive effect: (1) the middle stator insulating cover of the utility model can be clamped with the winding stator through the clamping component, and the installation is convenient and rapid; and the winding can be well protected at the side wall.
(2) The utility model discloses the up end of well lug has first guide inclined plane and plane, consequently when the fixture block slides at the up end of lug, can adjust the distance between stator insulating boot and the wire winding stator to only need the stator insulating boot of a specification can adapt to the wire winding stator of the solenoid tip height of different windings (the winding is at the part that exceeds of wire winding stator axis direction promptly), improved stator insulating boot's logical joining in marriage nature greatly, reduction in production cost and storage pressure.
(3) The utility model discloses the up end of well lug exceeds the upper plane to under second guide inclined plane effect, make the adjustment height of stator insulating boot more various, include the low side to the high-end altitude mixture control scope from first guide inclined plane promptly, still include the adjustment height that the lug upper surface removed first guide inclined plane, still include planar adjustment height, still including the adjustment height when opening the piece and be located the draw-in groove.
(4) The utility model discloses a heat dissipation through-hole can effectively improve the thermal diffusivity.
Drawings
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is given in conjunction with the accompanying drawings, in which
Fig. 1 is a schematic structural view of a stator insulation cover in the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
fig. 3 is a schematic structural view of the stator insulation cover assembly structure of the present invention;
fig. 4 is an explosion diagram of the assembly structure of the stator insulating cover of the present invention.
Detailed Description
Referring to fig. 1 and 2, the stator insulating cover of the present invention has a cover body; the cover body comprises an upper plane 1 and a side wall 2 extending downwards along the edge of the upper plane 1; the upper plane 1 and the side wall 2 are an integrated piece; the upper plane 1 is provided with a positioning through hole 3; the edge of the positioning through hole 3 is provided with three clamping components 4 which are uniformly distributed along the circumference of the axis of the positioning through hole 3; the clamping assembly 4 comprises a groove which extends along the edge of the positioning through hole 3; the bottom surface of the groove is provided with a notch 41 for the fixture block 5 to axially enter; the bottom surface of the groove is further provided with a projection 42, one end, close to the notch 41, of the upper end surface of the projection 42 is provided with a first guide inclined surface 421, the lower end of the first guide inclined surface 421 corresponds to the notch 41, and a clamping groove 43 for the fixture block 5 to slide into is formed between one end, far away from the notch 41, of the projection 42 and one end, far away from the notch 41, of the groove.
The upper end surface of the bump 42 is higher than the upper plane 1.
And heat dissipation through holes 21 are uniformly distributed on the side wall 2.
The side of the notch 41 not corresponding to the first guiding inclined surface 421 is provided with a second guiding inclined surface 6, and the high end of the second guiding inclined surface 6 is naturally connected with the upper plane 1.
Referring to fig. 3 and 4, the stator insulating cover assembly structure of the present invention includes a wound stator 7, where the wound stator 7 includes a stator core 71, an insulating frame 72, and a stator winding; both ends of the stator core 71 are fixedly provided with insulating frameworks 72; the stator winding is wound on a stator core 71 and an insulating framework 72; the stator insulating covers are arranged at two ends of the wound stator 7; an installation shaft body 73 which is coaxial with the stator core 71 and is used for penetrating through the positioning through hole 3 of the stator insulation cover is arranged on the insulation framework 72 of the wound stator 7; the circumferential wall of the mounting shaft body 73 is provided with three clamping blocks 5 which are uniformly distributed along the circumference of the axis of the mounting shaft body 73; the fixture blocks 5 correspond to the notches 41 on the stator insulating cover one by one; the stator insulating cover is in limit clamping with the winding stator 7 after being matched with the first guide inclined plane 421 of the upper end face of the protruding block 42 through the clamping block 5, or is in limit clamping with the winding stator 7 after being matched with the other parts of the upper end face of the protruding block 42 except the first guide inclined plane 421 through the clamping block 5, or is in limit clamping with the winding stator 7 after being matched with the clamping groove 43 through the clamping block 5, or is in limit clamping with the winding stator 7 after being matched with the upper plane 1 through the clamping block 5.
The utility model discloses an assembly process as follows:
firstly, a mounting shaft body 73 of an insulation framework 72 passes through a positioning through hole 3 of a stator insulation cover, and the stator insulation cover moves towards a stator core 71 along the mounting shaft body 73; then, a clamping block 5 on the mounting shaft body 73 axially passes through the notch 41 and enters a groove of the clamping component 4; then, the stator insulation cover is rotated, so that the card 5 moves along the first guide inclined surface 421 or the second guide inclined surface 6; when the stator insulation cover covers the stator core 71 along with the movement of the fixture block 5, the rotation of the stator insulation cover is stopped, and at the moment, the fixture block 5 is matched with the upper surface of the projection 42 or the clamping groove 43 or the upper plane 1 to limit the stator insulation cover, so that the clamping is completed.
In actual use, the height of the end of the stator winding (i.e. the part of the winding that is higher in the axial direction of the wound stator 7, which is finally located in the stator insulation cover) does not need to be considered; during assembly, the fixture block 5 can find a proper position on the upper surface of the projection 42 or the fixture groove 43 or the upper plane 1 along with the rotation of the stator insulation cover to realize the clamping.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (8)
1. A stator insulation cover has a cover body; the method is characterized in that: the cover body comprises an upper plane and a side wall extending downwards along the edge of the upper plane; the upper plane and the side wall are an integrated piece; a positioning through hole is formed in the upper plane; the edge of the positioning through hole is provided with a plurality of clamping components distributed along the circumference of the axis of the positioning through hole; the clamping assembly comprises a groove, and the groove extends along the edge of the positioning through hole; the bottom surface of the groove is provided with a notch for the fixture block to axially enter; the bottom surface of the groove is further provided with a convex block, one end, close to the notch, of the upper end surface of the convex block is provided with a first guide inclined plane, the lower end of the first guide inclined plane corresponds to the notch, and a clamping groove for the clamping block to slide in is formed between one end, far away from the notch, of the convex block and one end, far away from the notch, of the groove.
2. A stator insulating shroud according to claim 1, wherein: the upper end surface of the lug is higher than the upper plane.
3. A stator insulating shroud according to claim 1, wherein: and heat dissipation through holes are uniformly distributed on the side wall.
4. A stator insulating shroud according to claim 1, wherein: the edge of the positioning through hole is provided with three clamping assemblies which are uniformly distributed along the circumference of the axis of the positioning through hole.
5. A stator insulating shroud according to claim 2, wherein: one side of the notch, which is not corresponding to the first guide inclined plane, is provided with a second guide inclined plane, and the high end of the second guide inclined plane is naturally connected with the upper plane.
6. A stator insulation cover assembling structure comprises a wound stator; the winding stator comprises a stator core, an insulating framework and a stator winding; insulation frameworks are fixedly arranged at two ends of the stator core; the stator winding is wound on the stator core and the insulating framework; the method is characterized in that: a stator insulating cover as claimed in claim 1, 2, 3 or 4 is arranged at both ends of the wound stator; the insulation framework is provided with an installation shaft body which is coaxial with the stator core and is used for penetrating through a positioning through hole of the stator insulation cover; a plurality of clamping blocks distributed along the circumference of the axis of the mounting shaft body are arranged on the circumferential wall of the mounting shaft body; the number of the fixture blocks is consistent with that of the corresponding gaps on the stator insulating cover, and the fixture blocks correspond to the gaps on the stator insulating cover; the stator insulating cover is in limit clamping with the winding stator after being matched with the first guide inclined plane of the upper end face of the convex block through the clamping block, or is in limit clamping with the winding stator after being matched with other parts of the upper end face of the convex block except the first guide inclined plane through the clamping block, or is in limit clamping with the winding stator after being matched with the clamping groove through the clamping block.
7. The stator insulating cover assembling structure according to claim 6, wherein: one side of the notch, which is not corresponding to the first guide inclined plane, is provided with a second guide inclined plane, and the high end of the second guide inclined plane is naturally connected with the upper plane.
8. The stator insulating cover assembling structure according to claim 7, wherein: the stator insulating cover can be matched with the upper plane through a clamping block and then is limited and clamped with the winding stator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120901475.3U CN214850700U (en) | 2021-04-28 | 2021-04-28 | Stator insulating cover and assembly structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120901475.3U CN214850700U (en) | 2021-04-28 | 2021-04-28 | Stator insulating cover and assembly structure thereof |
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| Publication Number | Publication Date |
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| CN214850700U true CN214850700U (en) | 2021-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120901475.3U Active CN214850700U (en) | 2021-04-28 | 2021-04-28 | Stator insulating cover and assembly structure thereof |
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| CN (1) | CN214850700U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113206566A (en) * | 2021-04-28 | 2021-08-03 | 常州祥明智能动力股份有限公司 | Stator insulating cover and assembly structure thereof |
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2021
- 2021-04-28 CN CN202120901475.3U patent/CN214850700U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113206566A (en) * | 2021-04-28 | 2021-08-03 | 常州祥明智能动力股份有限公司 | Stator insulating cover and assembly structure thereof |
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