CN107579620A - Disc type electric machine dual-end cover cooling structure and disc type electric machine - Google Patents
Disc type electric machine dual-end cover cooling structure and disc type electric machine Download PDFInfo
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- CN107579620A CN107579620A CN201710961289.7A CN201710961289A CN107579620A CN 107579620 A CN107579620 A CN 107579620A CN 201710961289 A CN201710961289 A CN 201710961289A CN 107579620 A CN107579620 A CN 107579620A
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- electric machine
- type electric
- disc type
- cooling structure
- end cover
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Abstract
The present invention discloses a kind of disc type electric machine dual-end cover cooling structure and disc type electric machine, the disc type electric machine dual-end cover cooling structure includes two end caps and cooling passage system, realize that water route connects by axial interface channel with pattern in parallel in water route built in two end caps, wherein, described two end caps splice and combine in axial direction is oppositely arranged, each end cap includes the annular side plate that bottom plate and the periphery from the bottom plate extend outward, the cooling passage system includes two cooling ducts being separately positioned on described two end caps, and it is correspondingly arranged in the annular side plate of described two end caps and is mutually butted two axial interface channels of connection, the cooling passage system has channel entrance and channel outlet at least one end cap.Compact-sized, technique is simple, easy for installation, good cooling results, is adapted to produce in enormous quantities.
Description
Technical field
The present invention relates to technical field of motors, more particularly to a kind of disc type electric machine dual-end cover cooling structure and disc type electric machine.
Background technology
Disc type electric machine can not be radiated because axial dimension is shorter by the way of radial flux motors radiating.Tradition solves
Method is divided to two kinds substantially, and one kind is air-cooled structure, and wind-cooling heat dissipating is carried out by electric motor end cap outside heat sink, and heat-sinking capability is weak,
The power ascension of limiting motor；Another kind is water-cooling structure, need to be passed through cooling water to motor radiating simultaneously in two end caps.
(the patent No. of prior art 1：2012104671400) disclose a kind of water-cooling structure, for avoid fixing screws with it is cold
But the interference of water channel, gear-like water cooled pipeline is formed using pedestal and end cap seal, the pipeline water flow resistance of which it is larger, it is necessary to
Realize that water channel seals using sealing ring, long-term use has the hidden danger of cooling water leakage.
(the patent No. of prior art 2：CN102664478A a kind of two-sided water tank end cap cooling structure) is disclosed, by motor
Two stator cores, which are directly installed on end cap water tank, to be radiated, and two water tanks are interconnected by external pipe, water tank and circulating cooling
Water source interlinks, which increase motor axial dimension, and the Interconnecting conduit outside water tank is simultaneously impracticable.
Radiating mode in summary, it is primarily present following deficiency：1. the water cooling layout of a consideration one side end cap, not right
Dual-end cover water cooling carries out integral layout, and two end cap is each introduced into water inlet pipe and water outlet pipe, forms multichannel water channel, or simply by two end cap water route
It is directly connected to by outer water tube, settling mode is excessively simple.2. water-cooling structure is excessively complicated, is combined and formed by multiple structural members
Water channel, production cost are higher, it is difficult to produce in batches.
The content of the invention
The main object of the present invention is to propose a kind of disc type electric machine dual-end cover cooling structure and disc type electric machine, it is intended to which optimization is existing
There is disc type electric machine cooling structure, to simplify the moulding process of disc type electric machine end cap, meet production demand.
To achieve the above object, disc type electric machine dual-end cover cooling structure proposed by the present invention, including：
Two end caps, described two end caps are mutually butted and covered in being oppositely arranged, each end cap include bottom plate and
The annular side plate extended outward from the periphery of the bottom plate；And
Cooling passage system, including two cooling ducts being separately positioned on described two end caps and be correspondingly arranged
In the annular side plate of described two end caps and two axial interface channels of connection are mutually butted, the cooling passage system has
There are channel entrance and channel outlet at least one end cap.
Preferably, the channel entrance and the channel outlet are on the same end cap.
Preferably, the channel entrance and the channel outlet are adjacent and set in parallel.
Preferably, each bottom plate is divided into two semicircular plate areas, and the cooling duct includes being respectively distributed to institute
Two cooled channel segments in Shu Liangge semicircular plates area, week of each cooled channel segments along the corresponding semicircular plate area
Always back bending is bent is set, and the one end at the close bottom plate center of described two cooled channel segments is connected, described two coolings
The other end of channel section is in be disposed adjacent, and the corresponding connection intake channel and exit passageway.
Preferably, the end face junction of described two end cap side plates is provided with the projection to cooperate and groove.
Preferably, in addition to sealing ring, between the end face of described two side plates.
Preferably, each end cap also includes：
Stator module；And
Heat-conducting glue, it is filled between the internal face of the stator module and the end cap, to by the stator module
Heat is conducted to cooling duct.
Preferably, the heat-conducting glue includes the first heat conduction between the end face of the stator module and the bottom plate
Glue.
Preferably, the heat-conducting glue is also included located at the second heat-conducting glue between stator module outer peripheral face and the side plate.
The present invention also proposes a kind of disc type electric machine, including disc type electric machine dual-end cover cooling structure, the disc type electric machine both-end
Lid cooling structure includes：
Two end caps, described two end caps are mutually butted and covered in being oppositely arranged, each end cap include bottom plate and
The annular side plate extended outward from the periphery of the bottom plate；And
Cooling passage system, including two cooling ducts being separately positioned on described two end caps and be correspondingly arranged
In the annular side plate of described two end caps and two axial interface channels of connection are mutually butted, the cooling passage system has
There are channel entrance and channel outlet at least one end cap.
In technical scheme provided by the invention, the cooling passage system includes channel entrance, channel outlet, two coolings
Passage and two axial interface channels, described two axial interface channels form two cooling branch with described two cooling ducts
Road, described two end caps are cooled down respectively, two cooling branch road serial or parallel connections, will be cooled down and be situated between by the channel entrance
Matter imports, while enters two branch roads, real from the channel outlet by heat derives after the cooling medium completes heat exchange
Show a channel entrance and the channel outlet completes two end cap parallel connection water route linked vector graphs, complete motor heat
Exchange, compact-sized, technique is simple, good cooling results, is adapted to produce in enormous quantities.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Structure according to these accompanying drawings obtains other accompanying drawings.
Fig. 1 is the schematic perspective view of an embodiment of disc type electric machine dual-end cover cooling structure provided by the invention；
Fig. 2 is an end cover structure schematic cross-sectional view in Fig. 1；
Fig. 3 is an end cover structure schematic elevation view in Fig. 2.
Drawing reference numeral explanation：
The realization, functional characteristics and advantage of the object of the invention will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only the part of the embodiment of the present invention, rather than whole embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained under the premise of creative work is not made it is all its
His embodiment, belongs to the scope of protection of the invention.
If it is to be appreciated that related in the embodiment of the present invention directionality instruction (such as up, down, left, right, before and after ...),
Then directionality instruction be only used for explaining relative position relation under a certain particular pose (as shown in drawings) between each part,
Motion conditions etc., if the particular pose changes, directionality instruction also correspondingly changes therewith.
If in addition, relating to the description of " first ", " second " etc. in the embodiment of the present invention, " first ", " second " etc. are somebody's turn to do
Description be only used for describing purpose, and it is not intended that instruction or implying its relative importance or implicit indicating indicated skill
The quantity of art feature.Thus, " first " is defined, the feature of " second " can be expressed or implicitly includes at least one spy
Sign.In addition, the technical scheme between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy
Based on enough realizations, the knot of this technical scheme is will be understood that when the combination appearance of technical scheme is conflicting or can not realize
Conjunction is not present, also not within the protection domain of application claims.
The present invention provides a kind of disc type electric machine, and the disc type electric machine includes disc type electric machine dual-end cover cooling structure, as long as tool
The disc type electric machine for having the disc type electric machine dual-end cover cooling structure belongs to the disc type electric machine described in the present invention, and Fig. 1 to Fig. 3 is
One embodiment of disc type electric machine dual-end cover cooling structure 100 provided by the invention.
Fig. 1 to Fig. 3 is referred to, the disc type electric machine dual-end cover cooling structure 100 includes two end caps 1 and cooling duct system
System 2, wherein, described two end caps 1 are mutually butted and covered in being oppositely arranged, and each end cap 1 includes bottom plate 11 and from institute
The annular side plate 12 that the periphery of bottom plate 11 extends outward is stated, the cooling passage system 2 is described two including being separately positioned on
Two cooling ducts 21 on end cap 1 and it is correspondingly arranged in the annular side plate 12 of described two end caps 1 and the company of being mutually butted
Two logical axial interface channels 22, the cooling passage system 2 have the channel entrance at least one end cap 1
23 and channel outlet 24.
In technical scheme provided by the invention, the cooling passage system 2 includes channel entrance 23, channel outlet 24, two
Individual cooling duct 21 and two axial interface channels 22, described two axial interface channels 22 and described two shapes of cooling duct 21
Into two cooling branch roads, described two end caps 1 are cooled down respectively, two cooling branch road serial or parallel connections, by described logical
Road import 23 imports cooling medium, after completing heat exchange, from the channel outlet 24 by heat derives, realizes described in one
Channel entrance 23 and the channel outlet 24 complete two water route linked vector graphs in parallel of end cap 1, complete motor heat exchange, knot
Structure is compact, and technique is simple, good cooling results, is adapted to produce in enormous quantities.
Laid for the ease of the channel outlet 24 and the concentration of the channel entrance 23, embodiment provided by the invention
In, the channel entrance 23 and the channel outlet 24 are on the same end cap 1, it is only necessary on the same end cap 1
The channel entrance 23 and the channel outlet 24 are set, it is corresponding to facilitate the channel entrance 23 and the channel outlet 24
Pipeline setting so that channel design more optimizes, and is easy to manage concentratedly, it is further preferred that the channel entrance 23 and described
Channel outlet 24 is adjacent and is set in parallel so that the whole more compact structure of 1 cooling structure of disc type electric machine dual-end cover 100,
Also allow for optimizing the structure setting of exterior line.
The cooling duct 21 carries out heat exchange to the heat of the end cap 1, in order to ensure the efficiency of sealing and heat exchange,
The cooling duct 21 is global formation, and flow resistance is small, and the corresponding end cap 1 has larger exchange area, specifically, Mei Yisuo
State bottom plate 11 to be divided to for two semicircular plate areas, the cooling duct 21 includes being respectively distributed to described two semicircular plate areas
Two cooled channel segments 211, circumference of each cooled channel segments 211 along the corresponding semicircular plate area is bent back and forth to be set
Put, the one end at the close center of bottom plate 11 of described two cooled channel segments 211 is connected, described two cooled channel segments
211 other end is in be disposed adjacent, and the corresponding connection channel entrance 23 and channel outlet 24, using special circular mode
Branch and intersection is not present in design, the inlet and outlet of cooling duct 21, and flow resistance is relatively low, is easy to the centralized arrangement of intake-outlet, separately
Outside, this causes the cooling duct 21 to occupy larger area on the end cap 1 around the mode set so that heat exchange is more
Fully, certainly, the coolant media in the cooling duct 21 is not limited yet, such as can be water or coolant, as long as can be high
The medium of effect ground progress heat exchange belongs to the content of this programme.
In embodiment provided by the invention, the end cap 1 uses metal pattern low-pressure casting process casting, the cooling
Using core water channel technique, the one-step casting in the metal pattern is molded passage 21, is led to relative to the combined cooling of prior art
Road 21, it is simple in construction, it is small without welding or sealing ring connection, the probability that seepage occurs.
The installation of described two end caps 1 for convenience, the end face junction of described two side plates 12 of end cap 1 is provided with phase interworking
The projection and groove of conjunction, described raised and described groove form seam and coordinated, and the projection directly are installed into the groove, then
Lock the fastener of described two end caps 1, you can the installation of described two end caps 1 is rapidly completed, in addition, in described two side plates
Sealing ring 3 is provided between 12 end face, to protecting the stator module 4 inside the end cap 1 to play a good role.
In order to reduce the use of bolt so that there are more preferable arrangement, this hair in the cooling duct 21 of the cooling structure
In the embodiment of bright offer, each end cap 1 also includes stator module 4 and heat-conducting glue 5, wherein, the heat-conducting glue 5 is filled
It is logical to cooling the heat of the stator module 4 to be conducted between the stator module 4 and the internal face of the end cap 1
Heat caused by the stator module 4 is delivered on the end cap 1 by road 21, the heat-conducting glue 5 by the heat-conducting glue 5, institute
State cooling duct 21 and conduct heat to the external world, realize effective radiating, simple in construction, radiating effect is obvious, overcomes tradition
By the way of the fastening of a large amount of screws, technique greatly simplifies, and is especially suitable for producing in batches.
The heat-conducting glue 5 is the heat of the stator module 4 is conducted to the cooling duct 21 of the end cap 1, this hair
The setting form of heat-conducting glue 5 described in concrete restriction, the heat-conducting glue 5 can not be located at the stator in the embodiment of bright offer
Between the end face of component 4 and the bottom plate 11, directly the bottom of stator module 4 generation heat is conducted to the bottom plate 11,
Directly correspond to the cooling duct 21 and carry out heat exchange, the heat-conducting glue 5 can also be provided at the stator module 4 and the ring
Between shape side plate 12, the sidepiece of stator module 4 generation heat is conducted to annular side plate 12 first, delivered spaced is to described
Bottom plate 11, then pass through the cooling duct 21 and carry out heat exchange, naturally it is also possible to which it is whole described fixed to be that the heat-conducting glue 5 is wrapped in
Sub-component 4, the heat transfer of solid is carried out to the stator module 4, specifically, the heat-conducting glue 5 includes being located at the stator pack
The first heat-conducting glue 51 and/or the heat-conducting glue 5 between the end face of part 4 and the bottom plate 11 also include being located at the stator module
The second heat-conducting glue 52 between 4 outer peripheral face and the annular side plate 12, best radiating effect are to set first heat conduction
Glue 51 and second heat-conducting glue 52, realize three-dimensional radiating, reach preferable radiating effect, in addition, passing through the heat-conducting glue 5
The structure that the stator module 4 is fixed, avoids the use of bolt so that the cooling duct 21, which has, preferably sets shape
Formula.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the scope of the invention, it is every at this
Under the design of invention, the equivalent structure transformation made using description of the invention and accompanying drawing content, or directly/it is used in indirectly
He is included in the scope of patent protection of the present invention related technical field.
Claims (10)
- A kind of 1. disc type electric machine dual-end cover cooling structure, it is characterised in that including：Two end caps, described two end caps are mutually butted and covered in being oppositely arranged, and each end cap includes bottom plate and from institute State the annular side plate that the periphery of bottom plate extends outward；AndCooling passage system, including two cooling ducts being separately positioned on described two end caps and it is correspondingly arranged at institute State in the annular side plate of two end caps and be mutually butted two axial interface channels of connection, the cooling passage system, which has, to be set In channel entrance and channel outlet at least one end cap.
- 2. disc type electric machine dual-end cover cooling structure as claimed in claim 1, it is characterised in that the channel entrance and described logical Road outlet is on the same end cap.
- 3. disc type electric machine dual-end cover cooling structure as claimed in claim 2, it is characterised in that the channel entrance and described logical Road outlet is adjacent and is set in parallel.
- 4. disc type electric machine dual-end cover cooling structure as claimed in claim 1, it is characterised in that each bottom plate is divided into two Semicircular plate area, the cooling duct include being respectively distributed to two cooled channel segments in described two semicircular plate areas, often Circumference of one cooled channel segments along the corresponding semicircular plate area bends setting back and forth, described two cooled channel segments It is connected close to the one end at the bottom plate center, the other end of described two cooled channel segments is in be disposed adjacent, and corresponding connection The channel entrance and the channel outlet.
- 5. disc type electric machine dual-end cover cooling structure as claimed in claim 1, it is characterised in that the end of described two end cap side plates Face junction is provided with the projection to cooperate and groove.
- 6. disc type electric machine dual-end cover cooling structure as claimed in claim 1, it is characterised in that also including sealing ring, located at institute Between the end face for stating two side plates.
- 7. disc type electric machine dual-end cover cooling structure as claimed in claim 1, it is characterised in that each end cap also wraps Include：Stator module；AndHeat-conducting glue, it is filled between the internal face of the stator module and the end cap, to by the heat of the stator module Conduct to cooling duct.
- 8. disc type electric machine dual-end cover cooling structure as claimed in claim 7, it is characterised in that the heat-conducting glue includes being located at institute State the first heat-conducting glue between the end face of stator module and the bottom plate.
- 9. disc type electric machine dual-end cover cooling structure as claimed in claim 7 or 8, it is characterised in that the heat-conducting glue also includes The second heat-conducting glue between stator module outer peripheral face and the side plate.
- 10. a kind of disc type electric machine, it is characterised in that including the disc type electric machine dual-end cover as described in claim 1 to 9 any one Cooling structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710961289.7A CN107579620A (en) | 2017-10-10 | 2017-10-10 | Disc type electric machine dual-end cover cooling structure and disc type electric machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710961289.7A CN107579620A (en) | 2017-10-10 | 2017-10-10 | Disc type electric machine dual-end cover cooling structure and disc type electric machine |
Publications (1)
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| CN107579620A true CN107579620A (en) | 2018-01-12 |
Family
ID=61036812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710961289.7A Pending CN107579620A (en) | 2017-10-10 | 2017-10-10 | Disc type electric machine dual-end cover cooling structure and disc type electric machine |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109301953A (en) * | 2018-11-09 | 2019-02-01 | 仪坤动力科技（上海）有限公司 | Bimorph transducer disc type electric machine end cap connection structure and bimorph transducer disc type electric machine |
| CN109347283A (en) * | 2018-12-19 | 2019-02-15 | 仪坤动力科技（上海）有限公司 | Three stator and double-rotor disc type electric machines |
| CN114069973A (en) * | 2021-11-10 | 2022-02-18 | 宣城坚腾智能传动设备有限公司 | Motor with circulation cooling function |
| DE102022114472A1 (en) | 2022-02-14 | 2023-08-17 | Schaeffler Technologies AG & Co. KG | Axial flow machine, electric final drive train and motor vehicle |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109301953A (en) * | 2018-11-09 | 2019-02-01 | 仪坤动力科技（上海）有限公司 | Bimorph transducer disc type electric machine end cap connection structure and bimorph transducer disc type electric machine |
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| CN109347283A (en) * | 2018-12-19 | 2019-02-15 | 仪坤动力科技（上海）有限公司 | Three stator and double-rotor disc type electric machines |
| CN114069973A (en) * | 2021-11-10 | 2022-02-18 | 宣城坚腾智能传动设备有限公司 | Motor with circulation cooling function |
| DE102022114472A1 (en) | 2022-02-14 | 2023-08-17 | Schaeffler Technologies AG & Co. KG | Axial flow machine, electric final drive train and motor vehicle |
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Effective date of registration: 20190429 Address after: 200082 9th Floor, 3255 Zhoujiazui Road, Yangpu District, Shanghai (Centralized Registration Place) Applicant after: Yi Kun Power Technology (Shanghai) Co., Ltd. Address before: Room 3, Room 4, No. 5, Eryue Road, Jiangan District, Wuhan City, Hubei Province Applicant before: Wuhan Suote Nanyang Motor Co., Ltd. |
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