CN106385122A - Honeycomb-type closed ventilation cooling device for motor - Google Patents
Honeycomb-type closed ventilation cooling device for motor Download PDFInfo
- Publication number
- CN106385122A CN106385122A CN201610835686.5A CN201610835686A CN106385122A CN 106385122 A CN106385122 A CN 106385122A CN 201610835686 A CN201610835686 A CN 201610835686A CN 106385122 A CN106385122 A CN 106385122A
- Authority
- CN
- China
- Prior art keywords
- motor
- axial ventilation
- ventilation hole
- winding
- described axial
- Prior art date
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
- H02K5/207—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium with openings in the casing specially adapted for ambient air
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/20—Stationary parts of the magnetic circuit with channels or ducts for flow of cooling medium
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/14—Arrangements for cooling or ventilating wherein gaseous cooling medium circulates between the machine casing and a surrounding mantle
- H02K9/16—Arrangements for cooling or ventilating wherein gaseous cooling medium circulates between the machine casing and a surrounding mantle wherein the cooling medium circulates through ducts or tubes within the casing
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The invention provides a honeycomb-type closed ventilation cooling device for a motor. The scheme of the invention is that the back of a stator yoke of the motor is provided with axial vent holes in the peripheral direction; the axial vent holes are separated from a stator winding of the motor; stainless steel circular pipes are inserted into the axial vent holes; two ends of an axial ventilation pipe are fixedly connected with a round plate; a part, above the round plate, of a case is provided with a vent hole. The axial vent holes are uniformly arranged in the peripheral direction. The device provided by the invention is simple in structure, improves the ventilation cooling effect of the motor, and improves the capability of safety and stable operation of the motor. The device can cool a stator yoke back iron core and a linear winding, also can cool a stator terminal winding and a rotor core, can effectively improve the cooling effect of the stator yoke back iron core and the winding, also can enable the terminal winding to be isolated from the outside, and protects the terminal winding from being damaged by an environment.
Description
Technical field
The present invention relates to the cooling technology field of motor, the cellular airtight ventilating and cooling dress of more particularly, to a kind of motor
Put.
Background technology
At present in the motor of the multiple fields such as high ferro, track traffic, due to by the nature bar such as dust storm, dust and misty rain
The impact of part, using traditional type of cooling, the cooling being not only difficult to adapt to motor requires it is also possible to motor can be made temperature liter
The failure problems such as high, short-circuit, particularly with permanent magnet traction motor, above-mentioned factor may lead to permanent magnet local demagnetization.Cause
This, study high-efficient ventilation cooling system, not only concern the service life of motor, also concern the operation safety of train.
Traditional open-type ventilation cooling structure, End winding is affected by natural conditions such as dust storm, moisture, so that end is subject to
Tide, insulation resistance declines, and leads to short circuit in winding, or even motor damage;And conventional containment formula ventilation cooling structure is due to permanent magnet
Effectively do not cooled down with End winding, it will make that End winding and permanent magnetism temperature are too high, End winding may be because of temperature
Spend height and burn, and permanent magnet is sensitive to temperature anomaly, too high temperature is easy to cause permanent magnet local loss of excitation, causes electricity
Machine damages.
Content of the invention
The embodiment provides a kind of cellular airtight ventilation cooling device of motor, to realize motor is carried out
Effectively ventilating and cooling.
To achieve these goals, this invention takes following technical scheme.
A kind of cellular airtight ventilation cooling device of motor, including:
Along the circumferential direction have axial ventilation hole, the stator of described axial ventilation hole and motor at the stator yoke back of motor
Winding has certain distance, and stainless pipe is inserted in described axial ventilation hole, by the two ends of described axial ventilation pipe and plectane
It is fixedly connected, casing has vent above described plectane.
Further, described axial ventilation hole is distributed uniformly and circumferentially.
Further, in air inlet and the insertion rustless steel circular ventilating pipe in air outlet of described axial ventilation hole.
Further, described rustless steel circular ventilating pipe is made up of not magnetic conduction high-resistance material.
Further, the two ends of described axial ventilation pipe and plectane are welded to connect.
Further, pass through described vent using air pump air is imported, air is divulged information by described rustless steel
Pipe flows into described axial ventilation hole, and the wind with heat carries out heat exchange with the air outside electric motor end cap.
Be can be seen that provided in an embodiment of the present invention cellular close by the technical scheme that embodiments of the invention described above provide
Close ventilating system, structure is simple, improves the ventilating and cooling effect of motor, improve the energy that the safety and stablization of motor are run
Power.The two ends of rustless steel circular ventilating pipe and plectane are welded to connect, and play and lead wind action, both can cool down stator yoke back iron core
With straightway winding it is also possible to cooling Stator End Winding and rotor core, stator yoke back not only can be effectively improved unshakable in one's determination
With the cooling effect of winding, and End winding can be made to be isolated from the outside, it is to avoid it is protected from environmental and cause to damage.
The aspect that the present invention adds and advantage will be set forth in part in the description, and these will become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, below will be to required use in embodiment description
Accompanying drawing be briefly described it should be apparent that, drawings in the following description are only some embodiments of the present invention, for this
For the those of ordinary skill of field, without having to pay creative labor, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 is a kind of section view vertically of the cellular airtight ventilation cooling system of motor provided in an embodiment of the present invention
Figure;
Fig. 2 is a kind of direction of insertion schematic diagram opening up direction, plectane of vent provided in an embodiment of the present invention;
Fig. 3 is a kind of circumferencial direction sectional view of axial ventilation hole provided in an embodiment of the present invention;
Fig. 4 is a kind of circumferencial direction partial sectional view of axial ventilation hole provided in an embodiment of the present invention;
Fig. 5 is the schematic diagram that a kind of rustless steel circular ventilating pipe provided in an embodiment of the present invention embeds axial ventilation hole.
In figure:1- vent;2- axial ventilation hole;3-1,3-2 is stainless steel tube;4- plectane;5- stator winding;6- rotor
Unshakable in one's determination;7- rotating shaft.
Specific embodiment
Embodiments of the present invention are described below in detail, the example of described embodiment is shown in the drawings, wherein ad initio
To the element that same or similar label represents same or similar element or has same or like function eventually.Below by ginseng
The embodiment examining Description of Drawings is exemplary, is only used for explaining the present invention, and is not construed as limiting the claims.
Those skilled in the art of the present technique are appreciated that unless expressly stated, singulative " " used herein, "
Individual ", " described " and " being somebody's turn to do " may also comprise plural form.It is to be further understood that arranging used in the description of the present invention
Diction " inclusion " refers to there is described feature, integer, step, operation, element and/or assembly, but it is not excluded that existing or adding
Other features one or more, integer, step, operation, element, assembly and/or their group.It should be understood that when we claim unit
Part is " connected " or during " coupled " to another element, and it can be directly connected or coupled to other elements, or can also exist
Intermediary element.Additionally, " connection " used herein or " coupling " can include wirelessly connecting or coupling.Wording used herein
"and/or" includes one or more associated any cell and all combinations of listing item.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, and all terms used herein (include technology art
Language and scientific terminology) there is general understanding identical meaning with the those of ordinary skill in art of the present invention.Also should
It is understood by, those terms defined in such as general dictionary should be understood that the meaning having with the context of prior art
The consistent meaning of justice, and unless defined as here, will not be explained with idealization or excessively formal implication.
For ease of the understanding to the embodiment of the present invention, do further below in conjunction with accompanying drawing taking several specific embodiments as a example
Explanation, and each embodiment does not constitute the restriction to the embodiment of the present invention.
Be subject to the effect of natural conditions such as dust storm, dust and misty rain to solve traditional type of cooling, cause the end of motor around
Group is burnt because temperature is too high, and rotor permanent magnet temperature is too high the problems such as demagnetize.The embodiment of the present invention proposes a kind of Nidus Vespae
Formula ventilation cooling system, to solve the problems, such as that traditional type ventilation cooling structure brings.Above-mentioned cellular airtight ventilation cooling system
Axial sectional view as shown in figure 1, in figure:1- vent;2- axial ventilation hole;3-1,3-2 is stainless steel tube;4- plectane;5-
Stator winding;6- rotor core;7- rotating shaft.
Along the circumferential direction open up axial ventilation hole at stator yoke back, axial ventilation hole and stator winding have certain away from
From.Rustless steel circular ventilating pipe is inserted in axial ventilation hole, the two ends of rustless steel circular ventilating pipe are fixedly connected with plectane, this is solid
Determining connection can be for being welded to connect.
Casing has vent above the side of plectane, by air pump, air is imported, air passes through rustless steel
Circular ventilating pipe flows into axial ventilation hole, finally carries the wind of heat and the air outside electric motor end cap carries out heat exchange.
Fig. 2 is the direction of insertion schematic diagram opening up direction, plectane of vent, opens up vent in the upper surface of casing,
The side-lower insertion plectane of vent.
The circumferencial direction sectional view of axial ventilation hole is as shown in figure 3, circumferencial direction partial sectional view is as shown in figure 4, combine
Fig. 3 and Fig. 4 can be seen that the axial ventilation hole being opened in stator yoke back and stator winding has a certain distance, exemplary,
This distance is about in 20mm.
Axial ventilation hole is distributed uniformly and circumferentially, and is similar to Nidus Vespae, to name ventilating and cooling of the present invention according to this
System.
Fig. 5 is the schematic diagram that a kind of rustless steel circular ventilating pipe provided in an embodiment of the present invention embeds axial ventilation hole.In axle
To air inlet and the insertion rustless steel circular ventilating pipe in air outlet of air vent, rustless steel circular ventilating pipe is by not magnetic conduction high-resistance material
Make.
In sum, cellular airtight ventilating system provided in an embodiment of the present invention, structure is simple, improves the logical of motor
Air cooling effect, improves the ability that the safety and stablization of motor are run.The two ends of rustless steel circular ventilating pipe are with plectane welding even
Connect, play and lead wind action, both can cool down stator yoke back iron core and straightway winding it is also possible to cool down Stator End Winding
And rotor core, the stator yoke back cooling effect with winding unshakable in one's determination not only can be effectively improved, and End winding can be made
Be isolated from the outside, it is to avoid its protected from environmental and cause damage.
Cellular airtight ventilation cooling system provided in an embodiment of the present invention, can be prevented effectively from traditional type ventilating and cooling system
System is subject to the effect of natural conditions such as dust storm, misty rain, is prevented effectively from End winding and the too high damage that motor is caused of permanent magnetism temperature,
Improve the ventilating and cooling effect of motor, strengthen the safety and stablization service ability of motor.
One of ordinary skill in the art will appreciate that:Accompanying drawing is the schematic diagram of an embodiment, the module in accompanying drawing or
Flow process is not necessarily implemented necessary to the present invention.
One of ordinary skill in the art will appreciate that:The part in device in embodiment can be according to embodiment description point
It is distributed in the device of embodiment and be disposed other than in one or more devices of the present embodiment it is also possible to carry out respective change.On
The part stating embodiment can merge into a part it is also possible to be further split into multiple subassemblies.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any those familiar with the art the invention discloses technical scope in, the change or replacement that can readily occur in,
All should be included within the scope of the present invention.Therefore, protection scope of the present invention should be with scope of the claims
It is defined.
Claims (6)
1. a kind of cellular airtight ventilation cooling device of motor is it is characterised in that include:
Along the circumferential direction have axial ventilation hole, the stator winding of described axial ventilation hole and motor at the stator yoke back of motor
There is certain distance, stainless pipe is inserted in described axial ventilation hole, the two ends of described axial ventilation pipe and plectane are fixed
Connect, casing has vent above described plectane.
2. device according to claim 1 is it is characterised in that described axial ventilation hole is distributed uniformly and circumferentially.
3. device according to claim 1 is it is characterised in that insert in the air inlet and air outlet of described axial ventilation hole
Enter rustless steel circular ventilating pipe.
4. device according to claim 3 is it is characterised in that described rustless steel circular ventilating pipe is by not magnetic conduction high-resistance material
Make.
5. device according to claim 1 is it is characterised in that connect the two ends of described axial ventilation pipe and plectane welding
Connect.
6. the device according to claim 1 or 2 or 3 or 4 or 5 is it is characterised in that pass through described vent handle using air pump
Air imports, and air passes through described rustless steel circular ventilating pipe and flows into described axial ventilation hole, the wind with heat and motor
Air outside end cap carries out heat exchange.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610835686.5A CN106385122A (en) | 2016-09-20 | 2016-09-20 | Honeycomb-type closed ventilation cooling device for motor |
RU2018140987A RU2725180C1 (en) | 2016-09-20 | 2017-09-07 | Closed ventilation and cooling of cellular type device |
PCT/CN2017/100857 WO2018054224A1 (en) | 2016-09-20 | 2017-09-07 | Honeycomb-type closed ventilation and cooling device for motor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610835686.5A CN106385122A (en) | 2016-09-20 | 2016-09-20 | Honeycomb-type closed ventilation cooling device for motor |
Publications (1)
Publication Number | Publication Date |
---|---|
CN106385122A true CN106385122A (en) | 2017-02-08 |
Family
ID=57936665
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610835686.5A Pending CN106385122A (en) | 2016-09-20 | 2016-09-20 | Honeycomb-type closed ventilation cooling device for motor |
Country Status (3)
Country | Link |
---|---|
CN (1) | CN106385122A (en) |
RU (1) | RU2725180C1 (en) |
WO (1) | WO2018054224A1 (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107425655A (en) * | 2017-09-14 | 2017-12-01 | 杭州桢正玮顿运动控制技术有限公司 | A kind of air-cooled servomotor |
WO2018054224A1 (en) * | 2016-09-20 | 2018-03-29 | 北京交通大学 | Honeycomb-type closed ventilation and cooling device for motor |
CN112109739A (en) * | 2019-06-19 | 2020-12-22 | 中国航天科工飞航技术研究院(中国航天海鹰机电技术研究院) | Air-cooled heat conduction pipe and air-cooled split vacuum pipeline structure with same |
CN112242230A (en) * | 2019-07-16 | 2021-01-19 | 中国航天科工飞航技术研究院(中国航天海鹰机电技术研究院) | Forced air cooling heat conduction pipe and forced air cooling split vacuum pipeline structure |
CN115051490A (en) * | 2022-08-15 | 2022-09-13 | 大庆市晟威机械制造有限公司 | Permanent magnet energy-saving motor for mechanical equipment |
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CN106385122A (en) * | 2016-09-20 | 2017-02-08 | 北京交通大学 | Honeycomb-type closed ventilation cooling device for motor |
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2016
- 2016-09-20 CN CN201610835686.5A patent/CN106385122A/en active Pending
-
2017
- 2017-09-07 WO PCT/CN2017/100857 patent/WO2018054224A1/en active Application Filing
- 2017-09-07 RU RU2018140987A patent/RU2725180C1/en active
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US5886433A (en) * | 1995-09-13 | 1999-03-23 | Hitachi, Ltd. | Dynamoelectric machine |
CN102624150A (en) * | 2012-04-25 | 2012-08-01 | 中国船舶重工集团公司第七0四研究所 | Low-noise totally-sealed internal cooling system for medium and small-sized motor |
CN105191075A (en) * | 2013-04-29 | 2015-12-23 | 西门子公司 | Electrical machine with a protective hood and stator therefor |
CN203674892U (en) * | 2014-01-24 | 2014-06-25 | 浙江大学 | Air cooling structure of permanent magnet synchronous traction motor |
WO2016050387A1 (en) * | 2014-09-29 | 2016-04-07 | Robert Bosch Gmbh | Electrical machine with cooling |
CN204992819U (en) * | 2015-08-24 | 2016-01-20 | 无锡博华机电有限公司 | Interior formula cooling structure that buckles of electricity main shaft stator |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018054224A1 (en) * | 2016-09-20 | 2018-03-29 | 北京交通大学 | Honeycomb-type closed ventilation and cooling device for motor |
CN107425655A (en) * | 2017-09-14 | 2017-12-01 | 杭州桢正玮顿运动控制技术有限公司 | A kind of air-cooled servomotor |
CN107425655B (en) * | 2017-09-14 | 2023-04-11 | 杭州桢正玮顿运动控制技术有限公司 | Air-cooled servo motor |
CN112109739A (en) * | 2019-06-19 | 2020-12-22 | 中国航天科工飞航技术研究院(中国航天海鹰机电技术研究院) | Air-cooled heat conduction pipe and air-cooled split vacuum pipeline structure with same |
CN112242230A (en) * | 2019-07-16 | 2021-01-19 | 中国航天科工飞航技术研究院(中国航天海鹰机电技术研究院) | Forced air cooling heat conduction pipe and forced air cooling split vacuum pipeline structure |
CN115051490A (en) * | 2022-08-15 | 2022-09-13 | 大庆市晟威机械制造有限公司 | Permanent magnet energy-saving motor for mechanical equipment |
Also Published As
Publication number | Publication date |
---|---|
RU2725180C1 (en) | 2020-06-30 |
WO2018054224A1 (en) | 2018-03-29 |
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Application publication date: 20170208 |