CN204190528U - A kind of electric machine - Google Patents
A kind of electric machine Download PDFInfo
- Publication number
- CN204190528U CN204190528U CN201420526376.1U CN201420526376U CN204190528U CN 204190528 U CN204190528 U CN 204190528U CN 201420526376 U CN201420526376 U CN 201420526376U CN 204190528 U CN204190528 U CN 204190528U
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- Prior art keywords
- oiliness bearing
- motor
- commutator
- bearing
- oil blocking
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Sliding-Contact Bearings (AREA)
Abstract
The utility model discloses a kind of electric machine, for solving prior art by increasing axle sleeve and the processing that causes and the high problem of manufacturing cost.The utility model comprises motor, oiliness bearing and commutator, motor and oiliness bearing are enclosed within the main shaft of motor, oiliness bearing is equipped with end cap, oiliness bearing is connected for overall through end cap with motor, main shaft between oiliness bearing and commutator is arranged with oil blocking bowl, and the nock of oil blocking bowl is towards oiliness bearing.The utility model, by arranging oil blocking bowl between oiliness bearing and commutator, prevents bearing oil in rotary course, enter the problem of commutator, ensure that the normal operation of motor; Compared to the design of axle sleeve, it is simple that the utility model has structure, manufactures feature easily.
Description
Technical field
The utility model belongs to technical field of motors, is specifically related to a kind of electric machine.
Background technology
Motor refers to a kind of calutron realizing electric energy conversion according to the law of electromagnetic induction or transmit.Its Main Function produces driving torque, as the power source of electrical appliance or various machinery.
Those skilled in the art knows, rotor rotates, and with fixing line, power supply can not be imported rotor coil, therefore needs the sliding contact of carbon brush on commutator and slip ring, in power supply electric energy importing rotor coil.Due to the commutator position of motor and the position of bearing close, in the case of a high temperature, bearing oil may fly into commutator under the effect rotated, and causes motor failure, have impact on the operation of a machine, and keep in repair motor or again change the cost that motor had both lost time to turn increase maintaining.
For above-mentioned technical problem, application number be 201020586998.5 utility model patent disclose a kind of electric machine, comprise motor, bearing, commutator, bearing and commutator are enclosed within the main shaft of motor, be provided with axle sleeve between bearing and commutator, axle sleeve is provided with annular oil baffle near one end of commutator; Annular oil baffle bends to arcuate structure to bearing direction.
Although although this device can solve bearing oil and rotates and fly into commutator and cause the problem of motor timeliness by arranging axle sleeve (one end of axle sleeve is provided with annular oil baffle), but due to the complex structural designs of axle sleeve, cause processing and manufacturing cost high.
Utility model content
The utility model is in order to solve prior art by increasing axle sleeve and the processing that causes and the high problem of manufacturing cost, and a kind of electric machine is provided, can either prevent bearing oil from entering commutator thus improve useful life, there is again structure simple, manufacture and feature easy for installation.
The utility model for solving the problems of the technologies described above adopted technical scheme is:
A kind of electric machine, comprise motor, oiliness bearing and commutator, described motor and bearing holder (housing, cover) are on the main shaft of motor, it is characterized in that, described oiliness bearing is equipped with end cap, described oiliness bearing is connected for overall with motor through end cap, and the main shaft between described oiliness bearing and commutator is arranged with oil blocking bowl, the nock of described oil blocking bowl is towards oiliness bearing.
Be provided with containing asphalt felt between described oiliness bearing and end cap.
Adjusting ring is arranged with between described oil blocking bowl and commutator.
Flexible adjustment circle is arranged with between described oil blocking bowl and oiliness bearing.
Also wear washer is arranged with between described flexible adjustment circle and oiliness bearing.
Compared with prior art, the utility model has following beneficial effect:
The utility model, by arranging oil blocking bowl between oiliness bearing and commutator, prevents bearing oil in rotary course, enter the problem of commutator, ensure that the normal operation of motor; Compared to the design of axle sleeve, it is simple that the utility model has structure, manufactures feature easily.In rotation process, reduce the moment of inertia of whole electric machine simultaneously.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the partial enlarged drawing at Figure 1A place;
Fig. 3 is the structural representation of oil blocking bowl of the present utility model;
Fig. 4 is electric machine structure schematic diagram of the present utility model;
Fig. 5 is the structural representation of the rotor assembly of the utility model motor;
Fig. 6 is the structural representation of the stator module of the utility model motor;
Mark in figure: 1, oiliness bearing, 2, motor, 3, commutator, 4, end cap, 5, oil blocking bowl, 6, adjusting ring, 7, flexible adjustment circle, 8, wear washer, 9, containing asphalt felt, 21, casing, 31, rotor assembly, 32, main shaft, 33, rotor core, 34, projection, 35, magnet steel, 41, stator module, 42, stator core, 43, winding bracket, 44, excitation winding.
Embodiment
Below in conjunction with embodiment, the utility model will be further described, and described embodiment is only the utility model part embodiment, is not whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art, not making other embodiments used obtained under creative work prerequisite, belongs to protection range of the present utility model.
Electric machine of the present utility model, comprise motor 2, oiliness bearing 1 and commutator 3, described motor 2 and oiliness bearing 1 are enclosed within the main shaft of motor 2, described oiliness bearing 1 is equipped with end cap 4, described oiliness bearing 1 is connected for overall through end cap 4 with motor 2, main shaft between described oiliness bearing 1 and commutator 3 is arranged with oil blocking bowl 5, and the nock of described oil blocking bowl 5 is towards oiliness bearing 1.
The utility model, by arranging oil blocking bowl 5 between oiliness bearing 1 and commutator 3, prevents bearing oil in rotary course, enter the problem of commutator 3, ensure that the normal operation of motor; Compared to the design of axle sleeve, the utility model has light weight, structure is simple, manufactures feature easily.In rotation process, reduce the moment of inertia of whole electric machine simultaneously.
Be provided with between oiliness bearing 1 of the present utility model and end cap 4 containing asphalt felt 9, by realizing the lubrication of bearing containing asphalt felt 9, namely can ensure that bearing lubricates for a long time, can prevent again oil-containing from too much causing a large amount of spillings of lubricating oil, improve practicality of the present utility model.
Be arranged with adjusting ring 6 between oil blocking bowl 5 of the present utility model and commutator 3, be convenient to regulate the distance between oil blocking bowl 5 and commutator 3, be convenient to the assembling of electric machine.
Be arranged with flexible adjustment circle 7 between oil blocking bowl 5 and oiliness bearing 1, be convenient to regulate the distance between oil blocking bowl 5 and oiliness bearing 1, be convenient to the assembling of electric machine.
Meanwhile, in order to improve the useful life of flexible adjustment circle 7, the utility model is provided with wear washer 8 between oiliness bearing 1 and flexible adjustment circle 7, prevents flexible adjustment circle 7 in rotation process by bearing wear, improves useful life of the present utility model.
As the preferred mode of one of the present utility model, motor of the present utility model comprises casing 21, stator module 41 and rotor assembly 31, rotor assembly 31 comprises main shaft 32 and is fixed by socket the rotor core 33 on main shaft 32, rotor core 33 is made up of multi-disc silicon steel plate stacking, rotor assembly is without excitation winding, rotor core 33 is provided with the polylith magnet steel 35 adopting neodymium iron to cook material to make, on rotor core 33, the silicon steel sheet of middle part circumferentially has the T-shaped projection 34 identical with magnet steel 35 number along the circumferential direction distributed outside, projection is along the radially outward depths of silicon steel sheet, projection 34 on silicon steel sheet overlaps together the draw-in groove being formed and allow magnet steel 35 embed, and the shape of draw-in groove is identical with the shape of magnet steel 35, and magnet steel 35 embeds in draw-in groove fixing, when mounting magnetic steel 35, two end faces of magnet steel 35 are guaranteed concordant with two of rotor core 33 end face.
Stator module 41 comprises stator core 42, excitation winding 44 and the winding bracket 43 with the hard of the mating shapes of stator core 42, stator core is provided with wire casing, winding bracket 43 inserts the surface enveloping wire casing in the wire casing of stator core 42, and excitation winding 44 is wrapped on winding bracket 43.
The rotor of motor of the present utility model is provided with the magnet steel of neodymium boron material on rotor core, without excitation winding, Nd-Fe-B magnet steel has superior magnetic property (such as high energy product and high-coercive force), the coercive force of material is high, gas length can get higher value, the energy-saving effect of drive motors of the present utility model is made to improve 17%, good energy-conserving effect; Maximum magnetic energy product in addition due to Nd-Fe-B permanent magnet is very high, particularly can make extra-thin permanent magnet, thus motor can realize ultra micro and low inertia, has saved manufacturing cost (saving metal material of copper, iron and steel and bauxite resource).
Embodiment one
The electric machine of the present embodiment, comprise motor, oiliness bearing and commutator, described motor and oiliness bearing are enclosed within the main shaft of motor, described oiliness bearing is equipped with end cap, described oiliness bearing is connected for overall through end cap with motor, main shaft between described oiliness bearing and commutator is arranged with oil blocking bowl, and the nock of described oil blocking bowl is towards oiliness bearing.
Embodiment two
The electric machine of the present embodiment, comprises motor, oiliness bearing and commutator, and described motor and oiliness bearing are enclosed within the main shaft of motor, and described oiliness bearing is equipped with end cap, is provided with containing asphalt felt between described oiliness bearing and end cap; Described oiliness bearing is connected for overall with motor through end cap, and the main shaft between described oiliness bearing and commutator is arranged with oil blocking bowl, the nock of described oil blocking bowl is towards oiliness bearing.
Embodiment three
The electric machine of the present embodiment, comprises motor, oiliness bearing and commutator, and described motor and oiliness bearing are enclosed within the main shaft of motor, and described oiliness bearing is equipped with end cap, is provided with containing asphalt felt between described oiliness bearing and end cap; Described oiliness bearing is connected for overall with motor through end cap, and the main shaft between described oiliness bearing and commutator is arranged with oil blocking bowl, the nock of described oil blocking bowl is towards oiliness bearing; Adjusting ring is arranged with between described oil blocking bowl and commutator.
Embodiment four
The electric machine of the present embodiment, comprises motor, oiliness bearing and commutator, and described motor and oiliness bearing are enclosed within the main shaft of motor, and described oiliness bearing is equipped with end cap, is provided with containing asphalt felt between described oiliness bearing and end cap; Described oiliness bearing is connected for overall with motor through end cap, and the main shaft between described oiliness bearing and commutator is arranged with oil blocking bowl, the nock of described oil blocking bowl is towards oiliness bearing; Adjusting ring is arranged with between described oil blocking bowl and commutator; Flexible adjustment circle is arranged with between described oil blocking bowl and oiliness bearing.
Embodiment five
The electric machine of the present embodiment, comprises motor, oiliness bearing and commutator, and described motor and oiliness bearing are enclosed within the main shaft of motor, and described oiliness bearing is equipped with end cap, is provided with containing asphalt felt between described oiliness bearing and end cap; Described oiliness bearing is connected for overall with motor through end cap, and the main shaft between described oiliness bearing and commutator is arranged with oil blocking bowl, the nock of described oil blocking bowl is towards oiliness bearing; Adjusting ring is arranged with between described oil blocking bowl and commutator; Flexible adjustment circle is arranged with between described oil blocking bowl and oiliness bearing; Also wear washer is arranged with between described flexible adjustment circle and oiliness bearing.
Embodiment six
The electric machine of the present embodiment, comprises motor, oiliness bearing and commutator, and described motor and oiliness bearing are enclosed within the main shaft of motor, and described oiliness bearing is equipped with end cap, is provided with containing asphalt felt between described oiliness bearing and end cap, described oiliness bearing is connected for overall with motor through end cap, and the main shaft between described oiliness bearing and commutator is arranged with oil blocking bowl, the nock of described oil blocking bowl is towards oiliness bearing, adjusting ring is arranged with between described oil blocking bowl and commutator, flexible adjustment circle is arranged with between described oil blocking bowl and oiliness bearing, also wear washer is arranged with between described flexible adjustment circle and oiliness bearing, described motor comprises casing, stator module and rotor assembly, rotor assembly comprises main shaft and is fixed by socket the rotor core on main shaft, rotor core is made up of multi-disc silicon steel plate stacking, rotor assembly is without excitation winding, described rotor core is provided with the polylith magnet steel adopting neodymium iron to cook material to make, on rotor core, the silicon steel sheet of middle part circumferentially has the T-shaped projection identical with magnet steel number along the circumferential direction distributed outside, projection on silicon steel sheet overlaps together the draw-in groove being formed and allow magnet steel embed, two end faces of magnet steel are concordant with two end faces of rotor core, described stator module comprises the winding bracket of stator core, excitation winding and the hard with the mating shapes of stator core, stator core is provided with wire casing, winding bracket inserts the surface enveloping wire casing in the wire casing of stator core, and excitation winding is wrapped on winding bracket.
Embodiment seven
The electric machine of the present embodiment, comprise motor, oiliness bearing and commutator, described motor and oiliness bearing are enclosed within the main shaft of motor, described oiliness bearing is equipped with end cap, described oiliness bearing is connected for overall through end cap with motor, main shaft between described oiliness bearing and commutator is arranged with oil blocking bowl, and the nock of described oil blocking bowl is towards oiliness bearing, described motor comprises casing, stator module and rotor assembly, rotor assembly comprises main shaft and is fixed by socket the rotor core on main shaft, rotor core is made up of multi-disc silicon steel plate stacking, rotor assembly is without excitation winding, described rotor core is provided with the polylith magnet steel adopting neodymium iron to cook material to make, on rotor core, the silicon steel sheet of middle part circumferentially has the T-shaped projection identical with magnet steel number along the circumferential direction distributed outside, projection on silicon steel sheet overlaps together the draw-in groove being formed and allow magnet steel embed, two end faces of magnet steel are concordant with two end faces of rotor core, described stator module comprises the winding bracket of stator core, excitation winding and the hard with the mating shapes of stator core, stator core is provided with wire casing, winding bracket inserts the surface enveloping wire casing in the wire casing of stator core, and excitation winding is wrapped on winding bracket.
Claims (5)
1. an electric machine, comprise motor, oiliness bearing and commutator, described motor and oiliness bearing are enclosed within the main shaft of motor, it is characterized in that, described oiliness bearing is equipped with end cap, described oiliness bearing is connected for overall with motor through end cap, and the main shaft between described oiliness bearing and commutator is arranged with oil blocking bowl, the nock of described oil blocking bowl is towards oiliness bearing.
2. electric machine according to claim 1, is characterized in that, is provided with containing asphalt felt between described oiliness bearing and end cap.
3. electric machine according to claim 1 and 2, is characterized in that, is arranged with adjusting ring between described oil blocking bowl and commutator.
4. electric machine according to claim 3, is characterized in that, is arranged with flexible adjustment circle between described oil blocking bowl and oiliness bearing.
5. electric machine according to claim 4, is characterized in that, is also arranged with wear washer between described flexible adjustment circle and oiliness bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420526376.1U CN204190528U (en) | 2014-09-12 | 2014-09-12 | A kind of electric machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420526376.1U CN204190528U (en) | 2014-09-12 | 2014-09-12 | A kind of electric machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204190528U true CN204190528U (en) | 2015-03-04 |
Family
ID=52622498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420526376.1U Expired - Fee Related CN204190528U (en) | 2014-09-12 | 2014-09-12 | A kind of electric machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204190528U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104201815A (en) * | 2014-09-12 | 2014-12-10 | 湖州德盛汽车部件有限公司 | Motor device |
| CN105610268A (en) * | 2016-03-18 | 2016-05-25 | 淮安威灵电机制造有限公司 | Motor |
| KR101908004B1 (en) * | 2017-04-26 | 2018-10-16 | 주식회사 만도 | Brush Motor |
-
2014
- 2014-09-12 CN CN201420526376.1U patent/CN204190528U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104201815A (en) * | 2014-09-12 | 2014-12-10 | 湖州德盛汽车部件有限公司 | Motor device |
| CN105610268A (en) * | 2016-03-18 | 2016-05-25 | 淮安威灵电机制造有限公司 | Motor |
| CN105610268B (en) * | 2016-03-18 | 2018-07-13 | 淮安威灵电机制造有限公司 | Motor |
| KR101908004B1 (en) * | 2017-04-26 | 2018-10-16 | 주식회사 만도 | Brush Motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150304 Termination date: 20170912 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |