CN219740084U - Grease proofing asynchronous motor - Google Patents
Grease proofing asynchronous motor Download PDFInfo
- Publication number
- CN219740084U CN219740084U CN202223047659.1U CN202223047659U CN219740084U CN 219740084 U CN219740084 U CN 219740084U CN 202223047659 U CN202223047659 U CN 202223047659U CN 219740084 U CN219740084 U CN 219740084U
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- China
- Prior art keywords
- oil
- end cover
- sheath
- rear end
- motor
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- 239000004519 grease Substances 0.000 title description 9
- 239000005871 repellent Substances 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 3
- 230000001771 impaired effect Effects 0.000 abstract description 3
- 239000000779 smoke Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 3
- 239000003517 fume Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000009421 internal insulation Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Motor Or Generator Frames (AREA)
Abstract
The utility model discloses an oil-proof asynchronous motor, which comprises a motor body and a sheath, wherein the motor body is connected with an outgoing line. The sheath wraps the outgoing line and is used for insulating and protecting the outgoing line. The motor is characterized by further comprising an oil-proof sleeve and a fixing piece, wherein the oil-proof sleeve is arranged on the motor body and is elastic, a cavity is formed in the oil-proof sleeve, the outgoing line stretches out of the through hole of the motor body and then stretches into the cavity, and meanwhile, the sheath stretches into the cavity. The mounting is used for binding the outside of oil proof cover for the outside of sheath is hugged closely to the inboard of oil proof cover, seals the contact site of oil proof cover and sheath, and the greasy dirt is kept apart in the contact site of oil proof cover and sheath, can't enter into inside the motor through the clearance between lead-out wire and the motor body, and the greasy dirt gets into inside the motor and causes the motor impaired when preventing to take out the oil smoke.
Description
Technical Field
The utility model belongs to the technical field of motors, and particularly relates to an oil-proof asynchronous motor.
Background
In a range hood, a range hood fan is rotated by a motor, which is one of motors, a stator of which includes a stator core and windings receiving current for operation, and a rotor is equipped with a plurality of magnets, and when the motor is operated as a motor, a magnetic field generated in the stator due to the current interacts with the magnets on the rotor, and the interaction of the magnets causes generation of electromagnetic force, which further causes rotation of the rotor. For example, china patent No. 2011.03.17 discloses an utility model patent named as a motor (application number: authorized bulletin number: CN 201985653U) for a sinusoidal winding type oil absorber, which has compact structure, stable rotation and improved working efficiency.
However, when the outgoing line extends out of the through hole of the shell, a gap exists between the outgoing line and the inner wall of the through hole, and oil stains easily enter the motor to damage the motor when the range hood works.
Disclosure of Invention
The utility model aims to solve the technical problems in the prior art and provides an oil-proof asynchronous motor, which can prevent oil stains from entering the motor to damage the motor when oil fume is pumped out.
In order to solve the technical problems, the utility model adopts the following technical scheme:
an oil-proof asynchronous motor comprises a motor body and a sheath, wherein the motor body is connected with an outgoing line. The sheath wraps the outgoing line and is used for insulating and protecting the outgoing line. The motor is characterized by further comprising an oil-proof sleeve and a fixing piece, wherein the oil-proof sleeve is arranged on the motor body and is elastic, the oil-proof sleeve is provided with a cavity, the outgoing line stretches out of the through hole of the motor body and then stretches into the cavity, and meanwhile, the sheath stretches into the cavity. The mounting is used for binding the outside of oil proof cover for the outside of sheath is hugged closely to the inboard of oil proof cover, seals the contact site of oil proof cover and sheath, and the greasy dirt is kept apart in the contact site of oil proof cover and sheath, can't enter into inside the motor through the clearance between lead-out wire and the motor body, and the greasy dirt gets into inside the motor and causes the motor impaired when preventing to take out the oil smoke.
Further, the motor body is provided with the link, and the port package of oil proof cover is tightly in the outside of link, has realized that oil proof cover installs on the motor body, communicates the cavity of oil proof cover and the inside of motor body simultaneously, makes things convenient for the lead-out wire to stretch out the back from the motor body, stretches into in the cavity.
Further, the fixing piece adopts the ribbon, and its light in weight, the tolerance is strong, and its design has the stopping function, can tie up the oil proof cover, improves the leakproofness of the contact department of oil proof cover and sheath.
Further, the motor body comprises an end cover, the end cover is provided with a connector, the connector adopts a metal structure, and the connector is connected with a grounding wire. The grounding wire is used for preventing the motor from being electrified due to the internal insulation damage of the shell so as to cause electric shock accidents.
Further, the end cover adopts front end cover and rear end cover, and front end cover and rear end cover can dismantle the connection, and the connector is installed in rear end cover department.
Further, the rear end cover is provided with a bolt, the connector is connected to the bolt, and the bolt is in threaded connection with a nut, so that the installation and the disassembly of the grounding wire are realized.
Further, the connector faces the outer side of the rear end cover, so that the grounding wire is supported on the outer side of the rear end cover and led out outwards, and an angle is formed between the grounding wire and the connector. The position of the connector can be adjusted through tightness of the nut, so that the connection part of the connector and the grounding wire is designed in a hidden mode, and the protection effect is achieved.
Further, the front end cover and the rear end cover are fixedly connected by rivets, so that the front end cover and the rear end cover are detachably connected.
Further, the front end cover and the rear end cover are both provided with grooves, the grooves on the front end cover correspond to the grooves on the rear end cover, so that the front end cover and the rear end cover can be aligned with each other, and rivets can be conveniently penetrated after the front end cover and the rear end cover are aligned with each other.
Further, the diameter of the cavity is larger than that of the sheath, and the diameter of the cavity is 12mm, so that the outgoing line smoothly penetrates into the cavity.
Due to the adoption of the technical scheme, the utility model has the following beneficial effects:
the outgoing line extends out of the through hole of the motor body and then extends into the cavity of the oil-proof sleeve, and then the fixing piece is used for fastening the outer side of the oil-proof sleeve, so that the inner side of the oil-proof sleeve is tightly attached to the outer side of the sheath, the contact position of the oil-proof sleeve and the sheath is sealed, oil stains are isolated at the contact position of the oil-proof sleeve and the sheath, the oil stains cannot enter the motor through a gap between the outgoing line and the motor body, and the damage of the motor caused by the oil stains entering the motor during oil fume extraction is prevented.
Drawings
The utility model is further described below with reference to the accompanying drawings:
FIG. 1 is a schematic diagram of a structure of an oil-resistant asynchronous motor according to the present utility model;
FIG. 2 is a top view of an oil resistant asynchronous motor according to the present utility model;
FIG. 3 is a schematic view of the grounding wire installation structure of the present utility model;
fig. 4 is a perspective view of an oil-repellent asynchronous motor according to the present utility model.
In the figure, 1-a motor body; 2-outgoing lines; 3-a sheath; 4-an oil-proof sleeve; 5-fixing pieces; a 6-connection end; 7-a front end cover; 8-a rear end cover; 9-rivets; 10-a connector; 11-a ground wire; 12-bolts; 13-a nut; 14-grooves.
Detailed Description
As shown in fig. 1 to 4, an oil-proof asynchronous motor according to the present utility model includes a motor body 1, and the motor body 1 is connected with a lead-out wire 2. The outgoing line 2 is wrapped by the sheath 3 for insulating protection of the outgoing line 2, and the sheath 3 is made of plastic materials.
The utility model also comprises an oil-proof sleeve 4 and a fixing piece 5, wherein the oil-proof sleeve 4 is arranged on the motor body 1, the oil-proof sleeve 4 is elastic, is made of rubber, the oil-proof sleeve 4 is provided with a cavity, the outgoing line 2 extends into the cavity after extending out of the through hole of the motor body 1, and the sheath 3 extends into the cavity. The diameter of the cavity is larger than that of the sheath 3, and the diameter of the cavity is 12mm, so that the outgoing line 2 smoothly penetrates into the cavity. The motor body 1 is equipped with link 6, and the port package of grease proofing cover 4 tightly is in the outside of link 6, has realized that grease proofing cover 4 installs on motor body 1, communicates the cavity of grease proofing cover 4 and the inside of motor body 1 simultaneously, makes things convenient for lead-out wire 2 to stretch out the back from motor body 1, stretches into in the cavity.
The mounting 5 is used for tying up the outside of grease proofing cover 4 for the outside of sheath 3 is hugged closely to the inboard of grease proofing cover 4, seals the junction of grease proofing cover 4 and sheath 3, and the greasy dirt is kept apart in the junction of grease proofing cover 4 and sheath 3, can't enter into inside the motor through the clearance between lead-out wire 2 and motor body 1, and the greasy dirt gets into inside the motor and causes the motor impaired when preventing to take out the oil smoke. The fixing piece 5 adopts a binding belt, is light in weight and strong in bearing capacity, is designed with a backstop function, can tighten the oil-proof sleeve 4, and improves the tightness of the contact part of the oil-proof sleeve 4 and the sheath 3.
The motor body 1 comprises an end cover, the end cover adopts a front end cover 7 and a rear end cover 8, the front end cover 7 and the rear end cover 8 are detachably connected, a connector 10 is arranged at the rear end cover 8, the connector 10 adopts a metal structure, and the connector 10 is connected with a grounding wire 11. The ground wire 11 is used to prevent the motor from being electrified due to the internal insulation damage of the casing, thereby causing an electric shock accident. The front end cover 7 and the rear end cover 8 are fixedly connected by adopting four rivets 9, so that the front end cover 7 and the rear end cover 8 are detachably connected. The front end cover 7 and the rear end cover 8 are respectively provided with a groove 14, and the grooves 14 on the front end cover 7 correspond to the grooves 14 of the rear end cover 8, so that the front end cover 7 and the rear end cover 8 can be mutually aligned, and the front end cover 7 and the rear end cover 8 can conveniently penetrate into the rivet 9 after being aligned.
The rear end cover 8 is provided with a bolt 12, the connector 10 is connected to the bolt 12, and the bolt 12 is in threaded connection with a nut 13, so that the ground wire 11 is installed and detached. The connector 10 is directed to the outside of the rear end cap 8 such that the ground wire 11 is supported on the outside of the rear end cap 8 and led out, forming an angle between the ground wire 11 and the connector 10. The position of the connector 10 can be adjusted by tightening and loosening the nut 13, so that the connection part between the connector 10 and the grounding wire 11 is designed in a hidden manner, and the protection effect is achieved.
The above is only a specific embodiment of the present utility model, but the technical features of the present utility model are not limited thereto. Any simple changes, equivalent substitutions or modifications and the like made on the basis of the present utility model to solve the substantially same technical problems and achieve the substantially same technical effects are included in the scope of the present utility model.
Claims (10)
1. An oil-repellent asynchronous motor comprising:
the motor body is connected with an outgoing line;
the sheath wraps the outgoing line and is used for insulating and protecting the outgoing line;
characterized by further comprising:
the oil-proof sleeve is arranged on the motor body and is elastic, the oil-proof sleeve is provided with a cavity, the outgoing line stretches out of the through hole of the motor body and then stretches into the cavity, and meanwhile, the sheath stretches into the cavity;
the fixing piece is used for fastening the outer side of the oil-proof sleeve, so that the inner side of the oil-proof sleeve is tightly attached to the outer side of the sheath, and the contact position of the oil-proof sleeve and the sheath is sealed.
2. An oil-repellent asynchronous motor according to claim 1, characterized in that: the motor body is provided with a connecting end, and the port of the oil-proof sleeve is tightly wrapped on the outer side of the connecting end.
3. An oil-repellent asynchronous motor according to claim 1, characterized in that: the fixing piece adopts a ribbon.
4. An oil-repellent asynchronous motor according to claim 1, characterized in that: the motor body comprises an end cover, the end cover is provided with a connector, the connector adopts a metal structure, and the connector is connected with a grounding wire.
5. An oil-repellent asynchronous motor according to claim 4, characterized in that: the end cover adopts front end cover and rear end cover, the front end cover with the rear end cover is detachable to be connected, the connector is installed rear end cover department.
6. An oil-repellent asynchronous motor according to claim 5, characterized in that: the rear end cover is provided with a bolt, the connector is connected to the bolt, and the bolt is in threaded connection with a nut.
7. An oil-repellent asynchronous motor according to claim 6, characterized in that: the connector faces to the outer side of the rear end cover, so that the grounding wire is supported on the outer side of the rear end cover and led out outwards, and an angle is formed between the grounding wire and the connector.
8. An oil-repellent asynchronous motor according to claim 5, characterized in that: the front end cover is fixedly connected with the rear end cover by rivets.
9. An oil-repellent asynchronous motor according to claim 5, characterized in that: the front end cover and the rear end cover are respectively provided with a groove, and the grooves on the front end cover correspond to the grooves of the rear end cover.
10. An oil-repellent asynchronous motor according to claim 1, characterized in that: the diameter of the cavity is larger than that of the sheath, and the diameter of the cavity is 12mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223047659.1U CN219740084U (en) | 2022-11-16 | 2022-11-16 | Grease proofing asynchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223047659.1U CN219740084U (en) | 2022-11-16 | 2022-11-16 | Grease proofing asynchronous motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219740084U true CN219740084U (en) | 2023-09-22 |
Family
ID=88029775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223047659.1U Active CN219740084U (en) | 2022-11-16 | 2022-11-16 | Grease proofing asynchronous motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219740084U (en) |
-
2022
- 2022-11-16 CN CN202223047659.1U patent/CN219740084U/en active Active
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