CN203416114U - Motor used for oil pump - Google Patents
Motor used for oil pump Download PDFInfo
- Publication number
- CN203416114U CN203416114U CN201320498635.XU CN201320498635U CN203416114U CN 203416114 U CN203416114 U CN 203416114U CN 201320498635 U CN201320498635 U CN 201320498635U CN 203416114 U CN203416114 U CN 203416114U
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- oil
- rotating shaft
- support
- electric motor
- fixed
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Abstract
The utility model provides a motor used for an oil pump, and belongs to the technical field of machinery. Problems that existing motors used for oil pumps are poor in heat radiation effect and the like are solved by the motor used for the oil pump. The motor used for the oil pump comprises a base. Two ends of the base are fixedly connected with a front end cover and a rear end cover respectively. One rotating shaft penetrates through the front end cover, and the internal end of the rotating shaft is arranged on the rear end cover. The base is internally provided with a stator. The rotating shaft is provided with a rotor which is arranged on the internal side of the stator. The side part or the rear end cover of the base is provided with a connecting component. The motor used for the oil pump is provided with an oil inlet structure which enables cooling oil used by the oil pump to enter into the base. The front end cover or the rear end cover or the base is provided with an oil outlet hole which is communicated with the internal part of the base. The motor used for the oil pump has advantages of being great in heat radiation effect, high in working efficiency, etc.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of motor, particularly a kind of oily electric motor for pump.
Background technology
Current oily electric motor for pump is generally AC induction motor, and AC induction motor is a kind of electric drive that is mechanical energy by electric energy conversion, and it mainly consists of stator, rotor and air gap between the two.During use, stator winding is passed into after AC power, produce rotating magnetic field cutting rotor, thereby obtain torque.Because the advantages such as AC induction motor is simple in structure, reliable, overload capacity is strong, are widely used in every field.Existing AC induction motor mostly adopts support, front end housing and the rear end cap of cast-iron structure, because the wall thickness of cast-iron structure is thicker, and the Heavy Weight of AC induction motor, carrying inconvenience, it is poor that thicker wall thickness makes whole radiating effect in addition.
For problems of the prior art, people have made improvement to AC induction motor, and some has also applied for patent, and for example Chinese patent literature data discloses a kind of square steel plate engine base electrical machine [application number: 200720097124.1, Granted publication number: CN201075757Y], it comprises circular casing and the base for supporting circular casing and being fixed and welded together with it, be arranged on the stator in casing, rotor, and the bearing that is arranged on the two ends of the rotating shaft being connected with rotor, before circular casing, on rear port, be stamped the end cap communicating, outside at circular casing is also provided with square plate shell, between square plate shell and circular casing, form cooling air channel, on the rear port of square plate shell, be provided with ventilator cowling, two sides of square plate shell are fixed on base, capacitor for motor is fixed in a side of square plate shell, the outside of capacitor is covered with the condenser block being fixed on square plate shell, in condenser block, be also provided with the binding post being fixed on square plate shell.
Above-mentioned square steel plate engine base electrical machine is made circular motor case and square plate shell by steel plate, between square plate shell and circular casing, form cooling air channel, structural strength is high and improved certain radiating effect like this, but structural design is unsatisfactory, square plate shell has increased manufacturing cost, heat radiation is only also outside motor heat radiation, and radiating effect is undesirable.
Summary of the invention
The purpose of this utility model is for the above-mentioned problems in the prior art, and a kind of oily electric motor for pump that can carry out internal cooling heat radiation is provided.
The purpose of this utility model can realize by following technical proposal: a kind of oily electric motor for pump, comprise support, described support two ends are fixed with respectively front end housing and rear end cap, a rotating shaft is located on rear end cap through the inner of front end housing and rotating shaft, in described support, stator is installed, the rotor that is positioned at stator inner side is installed in described rotating shaft, described support sidepiece or rear end cap are provided with connector assembly, it is characterized in that, this oil electric motor for pump is provided with and makes the cold oil that oil pump is used enter the oil charging structure in support, on described front end housing or rear end cap or support, offer the oil outlet being connected with base inner.
During this oily electric motor for pump running, constantly there is the cold oil that oil feed pump is used to enter in support from oil charging structure, then from oil outlet, discharge, so circulation, cold oil carries out cooling heat dissipation to base inner like this, has reduced the operating temperature of this oily electric motor for pump, good heat dissipation effect.
In above-mentioned a kind of oily electric motor for pump, between described front end housing and rotating shaft, be fixed with bearing one, described front end housing is fixed with the location-plate that the outer ring of bearing one is compressed, and described rear end cap inwall is welded with tubular mount pad, is fixed with bearing two between described mount pad and rotating shaft.Arranging of bearing one and bearing two guarantees that the rotating shaft course of work is smooth and easy, and extended the useful life of rotating shaft.
In above-mentioned a kind of oily electric motor for pump, described bearing one and bearing two are open bearing, described oil charging structure comprises the oil-feed gap two between oil-feed gap one, front end housing and the rotating shaft between location-plate the inner and rotating shaft, in described rotating shaft, offer the fuel feed hole one being connected with oil-feed gap two, in rotating shaft, also offer the fuel feed hole two of fuel feed hole one and mount pad connection, described oil outlet is positioned on front end housing.
During this oily electric motor for pump running, the cold oil that oil pump is used enters to bearing one from oil-feed gap one, cold oil flow to oil-feed gap two from the gap between bearing one outer ring and inner ring afterwards, then cold oil flows in the fuel feed hole one of rotating shaft, the fuel feed hole two of flowing through again enters mount pad, then cold oil flow in support from the gap between bearing two outer rings and inner ring, until base inner is full of and is discharged from oil outlet, so circulation, effective like this base inner is carried out to cooling heat dissipation, reduced operating temperature, good heat dissipation effect.
As another kind of situation, in above-mentioned a kind of oily electric motor for pump, described oil charging structure comprises the fuel feed hole being connected with base inner offering on front end housing, and described oil outlet is positioned on front end housing.The cold oil of the cooling use of oil feed pump enters to base inner from fuel feed hole, cold oil is full of base inner afterwards, to the stator in support, rotor and rotating shaft place, carry out cooling, then cold oil is discharged from oil outlet, it is directly cooling to its inside that this sample oil pump electricity consumption power traction enters cold oil, reduced operating temperature, good heat dissipation effect.
In above-mentioned a kind of oily electric motor for pump, described connector assembly is positioned at support sidepiece, described connector assembly comprises wiring, terminal box, the tubular holder that connector cover and support sidepiece are fixed with, the inner of wiring is connected mutually with stator, the outer end of wiring is positioned at terminal box, described terminal box is connected mutually with connector cover, described terminal box is connected mutually by bolt with holder and is provided with waterproof wiring plate between the two, on described waterproof wiring plate, be fixed with binding post, described wiring is connected with binding post through the outer end of support sidepiece and holder and described wiring.Waterproof wiring plate is that insulating material (rubber or plastics) is made, can anti-sealing, that dust enters this AC induction motor is inner, cold oil can enter in holder from support sidewall, dispel the heat in butted line place, waterproof wiring plate can prevent that cold oil is to external leakage, the wiring that is set to of holder provides arrangement space, and facilitates the installation of terminal box.
In above-mentioned a kind of oily electric motor for pump, between described holder and waterproof wiring plate, be fixed with sealing ring one.Sealing ring one the further sealing of having strengthened between waterproof wiring plate and holder is set.
In above-mentioned a kind of oily electric motor for pump, between described terminal box and connector cover, be fixed with sealing ring two.Sealing ring two the sealing having guaranteed between terminal box and connector cover is set.
Compared with prior art, this oil pump electricity consumption function is carried out efficiently radiates heat to motor internal, and radiating effect is desirable, effectively reduces operating temperature, makes the operating efficiency of this oily electric motor for pump high, and has extended useful life.
Accompanying drawing explanation
Fig. 1 is the structure cutaway view of this oily electric motor for pump.
In figure, 1, support; 2, front end housing; 3, rear end cap; 4, rotating shaft; 5, stator; 6, rotor; 7, oil outlet; 8, bearing one; 9, location-plate; 10, mount pad; 11, bearing two; 12, oil-feed gap one; 13, oil-feed gap two; 14, fuel feed hole one; 15, fuel feed hole two; 16, wiring; 17, terminal box; 18, connector cover; 19, holder; 20, waterproof wiring plate; 20a, binding post; 21, sealing ring one; 22, sealing ring two.
Embodiment
Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
This oily electric motor for pump comprises support 1, support 1 two ends are fixed with respectively front end housing 2 and rear end cap 3, a rotating shaft 4 is located on rear end cap 3 through the inner of front end housing 2 and rotating shaft 4, stator 5 is installed in support 1, the rotor 6 that is positioned at stator 5 inner sides is installed in rotating shaft 4, support 1 sidepiece or rear end cap 3 are provided with connector assembly, this oil electric motor for pump is provided with and makes the cold oil that oil pump is used enter the oil charging structure in support 1, offers the oil outlet 7 being connected with support 1 inside on front end housing 2 or rear end cap 3 or support 1.
Further describe in detail, as shown in Figure 1, between front end housing 2 and rotating shaft 4, be fixed with bearing 1, front end housing 2 is by the bolt location-plate 9 that is connected, and location-plate 9 middle parts have a circle annular protrusion, and annular protrusion is pressed on the place, outer ring of bearing 1, location-plate 9 compresses location by bearing 1 like this, and annular protrusion makes outer ring that location-plate 9 can shutoff bearing 1 and the gap between inner ring, rear end cap 3 inwalls are welded with tubular mount pad 10, between mount pad 10 and rotating shaft 4, are fixed with bearing 2 11.The present embodiment middle (center) bearing 1 and bearing 2 11 are open bearing, oil charging structure comprises the oil-feed gap 2 13 between oil-feed gap 1, front end housing 2 and the rotating shaft 4 between location-plate 9 the inners and rotating shaft 4, in rotating shaft 4, offer the fuel feed hole 1 being connected with oil-feed gap 2 13, in rotating shaft 4, also offer the fuel feed hole 2 15 of fuel feed hole 1 and mount pad 10 connections, oil outlet 7 is positioned on front end housing 2.
In the present embodiment, connector assembly is positioned at support 1 sidepiece, connector assembly comprises wiring 16, terminal box 17, the tubular holder 19 that connector cover 18 and support 1 sidepiece are fixed with, the inner of wiring 16 is connected mutually with stator 5, the outer end of wiring 16 is positioned at terminal box 17, terminal box 17 is connected mutually with connector cover 18, terminal box 17 is connected mutually by bolt with holder 19 and is provided with waterproof wiring plate 20 between the two, on waterproof wiring plate 20, be fixed with binding post 20a, wiring 16 is connected with binding post 20a through the outer end of support 1 sidepiece and holder 19 and wiring 16.In order to increase sealing, between holder 19 and waterproof wiring plate 20, be fixed with sealing ring 1, between terminal box 17 and connector cover 18, be fixed with sealing ring 2 22.
During this oily electric motor for pump running, the cold oil that oil pump is used enters to bearing 1 from oil-feed gap 1, cold oil flow to oil-feed gap 2 13 from the gap between bearing one 8 outer rings and inner ring afterwards, then cold oil flows in the fuel feed hole 1 of rotating shaft 4, the fuel feed hole 2 15 of flowing through again enters mount pad 10, then cold oil flow in support 1 from the gap between bearing 2 11 outer rings and inner ring, cold oil can enter in holder 19 from support 1 sidewall, dispel the heat in butted line 16 places, cold oil is full of support 1 inside again and discharges from oil outlet 7 afterwards, so circulation, cold oil carries out cooling heat dissipation to support 1 inside like this, reduced the operating temperature of this oily electric motor for pump, good heat dissipation effect.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although more used the terms such as support 1, front end housing 2, rear end cap 3, rotating shaft 4, stator 5, rotor 6, oil outlet 7, bearing 1, location-plate 9, mount pad 10, bearing 2 11, oil-feed gap 1, oil-feed gap 2 13, fuel feed hole 1, fuel feed hole 2 15, wiring 16, terminal box 17, connector cover 18, holder 19, waterproof wiring plate 20, binding post 20a, sealing ring 1, sealing ring 2 22 herein, do not got rid of the possibility of using other term.Use these terms to be only used to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with the utility model spirit.
Claims (7)
1. an oily electric motor for pump, comprise support (1), described support (1) two ends are fixed with respectively front end housing (2) and rear end cap (3), a rotating shaft (4) is located on rear end cap (3) through the inner of front end housing (2) and rotating shaft (4), stator (5) is installed in described support (1), the rotor (6) that is positioned at stator (5) inner side is installed in described rotating shaft (4), described support (1) sidepiece or rear end cap (3) are provided with connector assembly, it is characterized in that, this oil electric motor for pump is provided with and makes the cold oil that oil pump is used enter the oil charging structure in support (1), on described front end housing (2) or rear end cap (3) or support (1), offer the oil outlet (7) being connected with support (1) inside.
2. a kind of oily electric motor for pump according to claim 1, it is characterized in that, between described front end housing (2) and rotating shaft (4), be fixed with bearing one (8), described front end housing (2) is fixed with the location-plate (9) that the outer ring of bearing one (8) is compressed, described rear end cap (3) inwall is welded with tubular mount pad (10), between described mount pad (10) and rotating shaft (4), is fixed with bearing two (11).
3. a kind of oily electric motor for pump according to claim 2, it is characterized in that, described bearing one (8) and bearing two (11) are open bearing, described oil charging structure comprises the oil-feed gap one (12) between location-plate (9) the inner and rotating shaft (4), oil-feed gap two (13) between front end housing (2) and rotating shaft (4), in described rotating shaft (4), offer the fuel feed hole one (14) being connected with oil-feed gap two (13), in rotating shaft (4), also offer the fuel feed hole two (15) of fuel feed hole one (14) and mount pad (10) connection, described oil outlet (7) is positioned on front end housing (2).
4. a kind of oily electric motor for pump according to claim 1 and 2, is characterized in that, described oil charging structure comprises the fuel feed hole being connected with support (1) inside offering on front end housing (2), and described oil outlet (7) is positioned on front end housing (2).
5. a kind of oily electric motor for pump according to claim 1, it is characterized in that, described connector assembly is positioned at support (1) sidepiece, described connector assembly comprises wiring (16), terminal box (17), the tubular holder (19) that connector cover (18) and support (1) sidepiece are fixed with, the inner of wiring (16) is connected mutually with stator (5), the outer end of wiring (16) is positioned at terminal box (17), described terminal box (17) is connected mutually with connector cover (18), described terminal box (17) is connected mutually by bolt with holder (19) and is provided with waterproof wiring plate (20) between the two, on described waterproof wiring plate (20), be fixed with binding post (20a), described wiring (16) is connected with binding post (20a) through the outer end of support (1) sidepiece and holder (19) and described wiring (16).
6. a kind of oily electric motor for pump according to claim 5, is characterized in that, between described holder (19) and waterproof wiring plate (20), is fixed with sealing ring one (21).
7. a kind of oily electric motor for pump according to claim 6, is characterized in that, between described terminal box (17) and connector cover (18), is fixed with sealing ring two (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320498635.XU CN203416114U (en) | 2013-08-15 | 2013-08-15 | Motor used for oil pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320498635.XU CN203416114U (en) | 2013-08-15 | 2013-08-15 | Motor used for oil pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203416114U true CN203416114U (en) | 2014-01-29 |
Family
ID=49978972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320498635.XU Expired - Fee Related CN203416114U (en) | 2013-08-15 | 2013-08-15 | Motor used for oil pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203416114U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104300732A (en) * | 2014-10-11 | 2015-01-21 | 大连宝锋机器制造有限公司 | Flaking roller structure for built-in bilateral drive flaking mill |
| CN104410202A (en) * | 2014-11-24 | 2015-03-11 | 北京曙光航空电气有限责任公司 | Circulating liquid cooling structure of centrifugal pump motor |
| CN105351072A (en) * | 2015-12-11 | 2016-02-24 | 南京金龙新能源汽车研究院有限公司 | Water pump base |
| CN109412317A (en) * | 2018-12-18 | 2019-03-01 | 南京磁谷科技有限公司 | A kind of structure that internal rotor cooling air is drawn to cooling radial direction magnetic bearing |
| CN112217325A (en) * | 2019-07-11 | 2021-01-12 | 通用汽车环球科技运作有限责任公司 | Electric drive unit having a cover assembly with integrated cooling channels |
| CN113964999A (en) * | 2021-11-01 | 2022-01-21 | 陕西航空电气有限责任公司 | Oil cooling high-rotation-speed aviation motor bearing cooling structure |
-
2013
- 2013-08-15 CN CN201320498635.XU patent/CN203416114U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104300732A (en) * | 2014-10-11 | 2015-01-21 | 大连宝锋机器制造有限公司 | Flaking roller structure for built-in bilateral drive flaking mill |
| CN104410202A (en) * | 2014-11-24 | 2015-03-11 | 北京曙光航空电气有限责任公司 | Circulating liquid cooling structure of centrifugal pump motor |
| CN105351072A (en) * | 2015-12-11 | 2016-02-24 | 南京金龙新能源汽车研究院有限公司 | Water pump base |
| CN109412317A (en) * | 2018-12-18 | 2019-03-01 | 南京磁谷科技有限公司 | A kind of structure that internal rotor cooling air is drawn to cooling radial direction magnetic bearing |
| WO2020125114A1 (en) * | 2018-12-18 | 2020-06-25 | 南京磁谷科技有限公司 | Structure for introducing cooling air in rotor out to cool radial magnetic bearing |
| CN112217325A (en) * | 2019-07-11 | 2021-01-12 | 通用汽车环球科技运作有限责任公司 | Electric drive unit having a cover assembly with integrated cooling channels |
| CN112217325B (en) * | 2019-07-11 | 2023-06-30 | 通用汽车环球科技运作有限责任公司 | Electrical drive unit having a cover assembly with integral cooling channels |
| CN113964999A (en) * | 2021-11-01 | 2022-01-21 | 陕西航空电气有限责任公司 | Oil cooling high-rotation-speed aviation motor bearing cooling structure |
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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: 20140129 Termination date: 20210815 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |