CN205212567U - Plastic envelope stator of external rotor electric machine and external rotor electric machine of using thereof - Google Patents
Plastic envelope stator of external rotor electric machine and external rotor electric machine of using thereof Download PDFInfo
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- CN205212567U CN205212567U CN201520977793.2U CN201520977793U CN205212567U CN 205212567 U CN205212567 U CN 205212567U CN 201520977793 U CN201520977793 U CN 201520977793U CN 205212567 U CN205212567 U CN 205212567U
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- external rotor
- stator
- electric machine
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Abstract
The utility model discloses a plastic envelope stator of external rotor electric machine and external rotor electric machine of using thereof, wherein the plastic envelope stator include that stator core, tip are insulating, coil winding and plastic -sealed body, the tip insulation is installed on stator core's terminal surface, the coil winding is around locating the tip on insulating, the plastic -sealed body handle stator core, tip insulation and coil winding join integratively become, are provided with the plastic envelope end plate on stator core one end, plastic -sealed body, and the annular flange that has the breach is stretched out to one side from the plastic envelope end plate toward stator core, and it is effectively solved ponding and enters into the technical problem inside the external rotor along plastic envelope stator outer fringe easily.
Description
Technical field:
The utility model relates to a kind of plastic packaging stator of external rotor electric machine and the external rotor electric machine of application thereof, belongs to technical field of motors.
Background technology:
As shown in Figure 1, existingly comprise stator core, overhang insulation, coil windings and plastic-sealed body for the plastic packaging stator 100 in external rotor electric machine, plastic-sealed body connects to one stator core, overhang insulation and coil windings, is provided with plastic packaging end plate 101 on stator core one end, plastic-sealed body.In actual use, the water capacity easily flows into from the gap between plastic packaging end and external rotor or gets rid of inside external rotor, and cause external rotor inner edge to get rusty, this exists serious potential safety hazard, can have influence on the running status that external rotor electric machine is normal, safe.
Summary of the invention:
First object of the present utility model is to provide a kind of plastic packaging stator of external rotor electric machine, and it effectively solves ponding and easily enters into the technical problem inside external rotor along plastic packaging stator outer rim;
Second object of the present utility model is to provide a kind of external rotor electric machine, and its structure is simple, good water-proof effect.
The purpose of this utility model is achieved by following technical proposals.
A kind of plastic packaging stator of external rotor electric machine, comprise stator core, overhang insulation, coil windings and plastic-sealed body, overhang insulation is arranged on the end face of stator core, coil windings is set around on overhang insulation, plastic-sealed body connects to one described stator core, overhang insulation and coil windings, on stator core one end, plastic-sealed body, be provided with plastic packaging end plate, from plastic packaging end plate, stretch out band annular flange flange jaggy toward stator core side.
Above-mentioned band annular flange flange semicircular in shape jaggy.
Said stator iron core is peripheral, bottom surface offers annular groove with plastic packaging end plate, and annular groove is peripheral, described annular flange flange is stretched out in bottom surface with plastic packaging end plate.
The cross sectional shape of above-mentioned annular flange flange is vertical bar shaped.
The cross sectional shape of above-mentioned annular flange flange is L-shaped.
Above-mentioned annular flange flange extends toward stator core direction perpendicular to plastic packaging end plate.
Above-mentioned annular flange flange favours plastic packaging end plate toward stator core direction toward extension.
The height of above-mentioned annular flange flange is between 5mm to 10mm.
The outer rim of above-mentioned plastic packaging end plate stretches out some installation feet outward, installation foot offers installing hole.
A kind of external rotor electric machine, comprise rotating shaft, plastic packaging stator and external rotor, external rotor is sheathed on outside plastic packaging stator, and rotating shaft is arranged on plastic packaging stator centre and links together with external rotor, and described plastic packaging stator is above-mentioned described plastic packaging stator.
The utility model compared with prior art, has following effect:
1) from plastic packaging end plate, band annular flange flange jaggy is stretched out toward stator core side, arranging annular flange flange can flow into inside external rotor along plastic packaging stator outer rim by effectively anti-sealing, be with design jaggy simultaneously, water effectively can be guided to throw away from the edge of annular flange flange, increase its waterproof effect;
2) bottom surface offers annular groove for stator core periphery, plastic packaging end plate, annular groove is peripheral, described annular flange flange is stretched out in bottom surface with plastic packaging end plate, the end of external rotor extend into inside annular groove, increase its waterproof effect, anti-sealing flow into inside external rotor from the opening of external rotor end and causes external rotor inner edge to get rusty;
3) cross sectional shape of annular flange flange is vertical bar shaped or L-shaped, annular flange flange extends toward stator core direction perpendicular to plastic packaging end plate, or annular flange flange favours plastic packaging end plate toward stator core direction toward extension, structure is simple, and effective anti-sealing flow into inside external rotor along plastic packaging stator outer rim;
4) outer rim of plastic packaging end plate stretches out some installation feet outward, installation foot offers installing hole, structure is simple, conveniently installs.
Accompanying drawing illustrates:
Fig. 1 is the plastic packaging stator stereogram of existing external rotor electric machine;
Fig. 2 is the stereogram of the first execution mode of plastic packaging stator in embodiment;
Fig. 3 is the structural representation of the first execution mode of plastic packaging stator in embodiment;
Fig. 4 is the stereogram of plastic packaging stator the second execution mode in embodiment;
Fig. 5 is the structural representation of plastic packaging stator the second execution mode in embodiment;
Fig. 6 is the stereogram of the third execution mode of plastic packaging stator in embodiment;
Fig. 7 is the structural representation of the third execution mode of plastic packaging stator in embodiment;
Fig. 8 is the stereogram of external rotor electric machine in embodiment;
Fig. 9 is the structural representation of external rotor electric machine in embodiment.
Embodiment:
Also by reference to the accompanying drawings the utility model is described in further detail below by specific embodiment.
Embodiment one: as shown in Figures 2 to 7, the present embodiment is a kind of plastic packaging stator of external rotor electric machine, comprise stator core 1, overhang insulation 2, coil windings 3 and plastic-sealed body 4, overhang insulation 2 is arranged on the end face of stator core 1, coil windings 3 is set around on overhang insulation 2, plastic-sealed body 4 is described stator core 1, overhang insulation 2 and coil windings 3 connect to one, in stator core 1 one end, plastic-sealed body 4 is provided with plastic packaging end plate 5, some installation feet 53 are stretched out outward the outer rim of plastic packaging end plate 5, installation foot 53 offers installing hole 530, stator core 1 is peripheral, bottom surface offers annular groove 52 with plastic packaging end plate 5, annular groove 52 is peripheral, stretch out the annular flange flange 51 of band jagged 50 toward stator core 1 side from plastic packaging end plate 5 bottom surface, annular flange flange 51 semicircular in shape with jagged 50.
As shown in Figure 2 and Figure 3, the cross sectional shape of described annular flange flange 51 is vertical bar shaped, and annular flange flange 51 extends toward stator core 1 direction perpendicular to plastic packaging end plate 5.
As shown in Figure 4, Figure 5, the cross sectional shape of described annular flange flange 51 is vertical bar shaped, and described annular flange flange 51 favours plastic packaging end plate 5 toward stator core 1 direction toward extension.
As shown in Figure 6, Figure 7, the cross sectional shape of described annular flange flange 51 is L-shaped, and annular flange flange 51 extends toward stator core 1 direction perpendicular to plastic packaging end plate 5.
The height of described annular flange flange 51 is between 5mm to 10mm.
Embodiment two: as shown in Figure 8, Figure 9, the present embodiment is a kind of external rotor electric machine, comprise rotating shaft 6, plastic packaging stator 7 and external rotor 8, external rotor 8 is sheathed on outside plastic packaging stator 7, rotating shaft 6 is arranged on plastic packaging stator 7 centre and links together with external rotor 8, described plastic packaging stator 7 is the plastic packaging stators described in above-described embodiment one, does not repeat them here.
Above embodiment is better embodiment of the present invention; but embodiments of the present invention are not limited thereto; other are any do not deviate from Spirit Essence of the present invention and principle under do change, modification, substitute, combine, simplify; be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (10)
1. the plastic packaging stator of an external rotor electric machine, comprise stator core (1), overhang insulation (2), coil windings (3) and plastic-sealed body (4), overhang insulation (2) is arranged on the end face of stator core (1), coil windings (3) is set around on overhang insulation (2), plastic-sealed body (4) is described stator core (1), overhang insulation (2) and coil windings (3) connect to one, in stator core (1) one end, plastic-sealed body (4) is provided with plastic packaging end plate (5), it is characterized in that: from plastic packaging end plate (5), stretch out toward stator core (1) side the annular flange flange (51) being with jagged (50).
2. the plastic packaging stator of a kind of external rotor electric machine according to claim 1, is characterized in that: with annular flange flange (51) semicircular in shape of jagged (50).
3. the plastic packaging stator of a kind of external rotor electric machine according to claim 2, it is characterized in that: stator core (1) periphery, plastic packaging end plate (5) bottom surface offer annular groove (52), described annular flange flange (51) is stretched out in annular groove (52) periphery, plastic packaging end plate (5) bottom surface.
4. the plastic packaging stator of a kind of external rotor electric machine according to claim 3, is characterized in that: the cross sectional shape of described annular flange flange (51) is vertical bar shaped.
5. the plastic packaging stator of a kind of external rotor electric machine according to claim 3, is characterized in that: the cross sectional shape of described annular flange flange (51) is L-shaped.
6. the plastic packaging stator of a kind of external rotor electric machine according to claim 1 or 2 or 3 or 4 or 5, is characterized in that: described annular flange flange (51) extends toward stator core (1) direction perpendicular to plastic packaging end plate (5).
7. the plastic packaging stator of a kind of external rotor electric machine according to claim 1 or 2 or 3 or 4 or 5, is characterized in that: described annular flange flange (51) favours plastic packaging end plate (5) toward stator core (1) direction toward extension.
8. the plastic packaging stator of a kind of external rotor electric machine according to claim 1 or 2 or 3 or 4 or 5, is characterized in that: the height of described annular flange flange (51) is between 5mm to 10mm.
9. the plastic packaging stator of a kind of external rotor electric machine according to claim 1 or 2 or 3 or 4 or 5, it is characterized in that: the outer rim of plastic packaging end plate (5), stretch out some installation feet (53) outward, installation foot (53) offers installing hole (530).
10. an external rotor electric machine, comprise rotating shaft (6), plastic packaging stator (7) and external rotor (8), external rotor (8) is sheathed on plastic packaging stator (7) outside, rotating shaft (6) is arranged on plastic packaging stator (7) centre and links together with external rotor (8), it is characterized in that: described plastic packaging stator (7) is the plastic packaging stator described by any one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520977793.2U CN205212567U (en) | 2015-11-30 | 2015-11-30 | Plastic envelope stator of external rotor electric machine and external rotor electric machine of using thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520977793.2U CN205212567U (en) | 2015-11-30 | 2015-11-30 | Plastic envelope stator of external rotor electric machine and external rotor electric machine of using thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205212567U true CN205212567U (en) | 2016-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520977793.2U Active CN205212567U (en) | 2015-11-30 | 2015-11-30 | Plastic envelope stator of external rotor electric machine and external rotor electric machine of using thereof |
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| Country | Link |
|---|---|
| CN (1) | CN205212567U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113937925A (en) * | 2021-10-18 | 2022-01-14 | 珠海格力电器股份有限公司 | Waterproof structure of external rotor motor and motor |
-
2015
- 2015-11-30 CN CN201520977793.2U patent/CN205212567U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113937925A (en) * | 2021-10-18 | 2022-01-14 | 珠海格力电器股份有限公司 | Waterproof structure of external rotor motor and motor |
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