CN208971269U - Cooling system and magneto - Google Patents
Cooling system and magneto Download PDFInfo
- Publication number
- CN208971269U CN208971269U CN201821773802.6U CN201821773802U CN208971269U CN 208971269 U CN208971269 U CN 208971269U CN 201821773802 U CN201821773802 U CN 201821773802U CN 208971269 U CN208971269 U CN 208971269U
- Authority
- CN
- China
- Prior art keywords
- spoke
- cooling
- shaft
- cooling system
- rotor punching
- 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.)
- Expired - Fee Related
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- Iron Core Of Rotating Electric Machines (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The utility model discloses a kind of cooling systems, for the cooling in magneto operational process comprising shaft, rotor punching, spoke and rotating device；Spoke is along the axial or angularly disposed outer surface in shaft of shaft, more spokes are arranged on the outer surface of shaft along its circumferencial direction uniform intervals, rotor punching fastening is set on spoke, rotating device is fixed at the end in shaft and being located at spoke, and the gap width between adjacent spoke is 5~30cm.The cooling system and magneto of the utility model, which increase draught areas, internal wind direction circulating cooling is realized, the temperature that can be effectively prevented rotor punching is excessively high and permanent magnet is caused to fail, and, spoke is fixed in shaft, manufacture easy to produce, reduces manufacturing cost, and the interior fenestra of rotor punching can correspondingly increase, the processing capacity for reducing rotor punching reduces the production cost of rotor punching.
Description
Technical field
The utility model relates to motor cooling technologies, particularly, are related to a kind of cooling system and magneto.
Background technique
The magneto aeration structure of the prior art is all that ventilation hole is opened up on rotor punching, then consolidates rotor punching
It is scheduled in shaft or the nested rack in shaft, then punching is fixed on bracket, the structure is due to by rotor punching
Size limitation, intensity is impacted, and the area of ventilation hole is smaller, and rotor punching inner ventilation effect is poor, so as to cause rotor temperature
The failure of higher and permanent magnet is spent, in addition, the manufacture difficulty for opening up ventilation hole on rotor punching is larger, is increased manufacturing cost.
Utility model content
The utility model provides a kind of cooling system and magneto, exists to solve existing permanent magnet aeration structure
Draught area is small, ventilation effect is poor, manufacture difficulty is big and manufacturing cost is high technical problem.
One aspect according to the present utility model provides a kind of cooling system, for cold in magneto operational process
But comprising shaft, rotor punching, spoke and rotating device；Spoke is along the axial or angularly disposed in shaft of shaft
Outer surface, more spokes are arranged on the outer surface of shaft along its circumferencial direction uniform intervals, and rotor punching fastening is set in spoke
On item, rotating device is fixed in shaft and is located at the end of spoke, and the gap width between adjacent spoke is 5~
30cm。
Further, the lifting hole(eyelet) convenient for lifting is offered on spoke.
Further, the quantity of rotating device is two, and two rotating devices are located at the both ends of spoke.
Further, cooling system further includes stator core, shell, drive end bearing bracket and rear end cap；Stator core and shell
Be fixedly connected and stator core and rotor punching be coaxially disposed, shell is fixedly connected with drive end bearing bracket and rear end respectively, drive end bearing bracket and
Rear end cap is arranged in shaft by coaxial bearing.
Further, it is provided with aeration structure on shell, which further includes being fixed on shell and being used for
It guides the flow direction of air-flow and plays the fan housing of protective action.
Further, cooling system further includes being arranged on the outer surface of stator core and along the cooling of its axial direction setting
Pipeline；Cooling line is provided with the inlet and liquid outlet being pierced by outside shell, inlet and liquid outlet with external cooling device
Connection.
Further, it is fixedly installed cooling fin on the external peripheral surface of stator core, cooling fin is covered on cooling line
On.
Further, between cooling line and the contact surface of stator core and/or the contact surface of cooling line and cooling fin
Between be provided with thermal grease layer.
Further, wind deflector is sealedly connected between rotating device and shell.
The utility model also provides a kind of magneto comprising cooling system as described above.
The utility model has the following beneficial effects:
The cooling system of the utility model, more spokes are on the outer surface of shaft along the circumferencial direction uniform intervals of shaft
Setting, rotor punching fixation are set on spoke, and the gap width between adjacent spoke is 5~30cm, between adjacent spoke
Gap constitutes the channel of air circulation, increases draught area, drives air by being located at the rotating device of spoke end
Circulation, to realize internal wind direction circulating cooling, the temperature that can be effectively prevented rotor punching is excessively high and permanent magnet is caused to lose
Effect, moreover, spoke is fixed in shaft, manufacture easy to produce reduces manufacturing cost, and the interior fenestra of rotor punching can be with
Correspondingly increase, reduce the processing capacity of rotor punching, reduces the production cost of rotor punching.
The magneto of the utility model equally has the above advantages.
Other than objects, features and advantages described above, there are also other purposes, feature and excellent for the utility model
Point.Below with reference to figure, the utility model is described in further detail.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide a further understanding of the present invention, the utility model
Illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.In attached drawing
In:
Fig. 1 is the diagrammatic cross-section of the cooling system of the preferred embodiment in the utility model.
Marginal data:
1, shaft；2, rotor punching；3, stator core；4, spoke；5, rotating device；6, fan housing；7, shell；8, front end
Lid；9, rear end cap.
Specific embodiment
The embodiments of the present invention are described in detail below in conjunction with attached drawing, but the utility model can be by following
The multitude of different ways for limiting and covering is implemented.
As shown in Figure 1, the preferred embodiment of the utility model provides a kind of cooling system comprising shaft 1, rotor punching
2, stator core 3, more spokes 4, rotating device 5, fan housing 6, shell 7, drive end bearing bracket 8 and rear end cap 9, the more spokes 4
It is arranged on the outer surface of shaft 1 along its circumferencial direction uniform intervals, the length direction and the axial direction phase of shaft 1 of spoke 4
Perhaps parallel more spokes 4 are made or are weldingly connected by being integrally formed with shaft 1 for friendship, and the fastening of rotor punching 2 is arranged
On spoke 4, fastening the mode being arranged is interference fit, and the stator core 3 is fixedly connected with shell 7 and and rotor punching
2 coaxial arrangements, the shell 7 are fixedly connected with drive end bearing bracket 8 and rear end cap 9 respectively, and the mode being fixedly connected is to pass through screw
Or bolt is fixedly connected, the drive end bearing bracket 8 and rear end cap 9 are arranged in shaft 1 by coaxial bearing.The rotating device 5
It is fixed in shaft 1 and is located at one end of spoke 4.The fan housing 6 is fixed on shell 7, is arranged on the shell 7
There is aeration structure, the fan housing 6 is used to guide the flow direction of air-flow and plays the role of protection.It is appreciated that the shell 7
On aeration structure be ventilation hole or ventilation slot.It is appreciated that the quantity of the spoke 4 is 3~20, between adjacent spoke 4
Gap width be 5mm~300mm；Preferably, the quantity of the spoke 4 is 4~8, the gap between adjacent spoke 4
Width is preferably 5cm~20cm.The rotating device 5 can be such that the air inside magneto passes through between adjacent spoke 4
Gap is flowed, and draught area is bigger, and cooling effect is more preferable, and is flowed into fan housing 6 by the aeration structure on shell 7,
It is flowed into the gap between adjacent spoke 4 again by the guiding role of fan housing 6, so that circulating cooling is formed in inside, into one
Step ensures good cooling effect.It is appreciated that the fan housing 6 can be omitted.The rotating device 5 be tube-axial fan,
Turbine or impeller.It is appreciated that the outer surface of the rotor punching 2 posts permanent magnet or permanent magnet is embedded into rotor punching
In 2.It is appreciated that the spoke 4 can also along shaft 1 it is angularly disposed on its outer surface, i.e., the described spoke 4 surround shaft
1 external peripheral surface is angularly disposed.
The cooling system of the utility model, circumferencial direction of the more spokes 4 on the outer surface of shaft 1 along shaft 1 are uniform
Interval setting, the fixation of rotor punching 2 are set on spoke 4, and the gap between adjacent spoke 4 constitutes the channel of air circulation,
Draught area is increased, drives air circulation by being located at the rotating device of 4 end of spoke, to realize internal wind direction circulation
Cooling, the temperature that can be effectively prevented rotor punching 2 is excessively high and permanent magnet is caused to fail, moreover, spoke is arranged in shaft 1
4 mode can be welding or integrated molding, and manufacture easy to produce reduces manufacturing cost, and the inner circle of rotor punching 2
It can increase accordingly, reduce the processing capacity of rotor punching 2, reduce the production cost of rotor punching 2.
It is appreciated that assembling work is carried out convenient for lifting shaft 1 preferably, offer lifting hole(eyelet) on the spoke 4,
It is easy to operate.
It is appreciated that being used as a kind of deformation, the quantity of the rotating device 5 is two, and the fixation of two rotating devices 5 is set
The both ends of spoke 4 are set in shaft 1 and are located at, one of them is for guiding between distinguished and admirable be passed between adjacent spoke 4
Gap, another is used to guide the gap between distinguished and admirable outflow adjacent spoke 4, accelerates air in the gap between spoke 4
Flow rate further improves the cooling effect of rotor punching 2.
It is appreciated that being used as a kind of deformation, the cooling system further includes cooling line (not shown).The cooling line
It is provided with the inlet and liquid outlet being pierced by outside shell 7, inlet and liquid outlet are connect with external cooling device, the cooling
Pipeline is arranged on the outer surface of stator core 3 and is axially arranged along it.Preferably, the external peripheral surface of the stator core 3
Upper fixation is set with cooling fin (not shown), and so as to carry out rapid cooling to stator core 3, the cooling fin is covered on cold
But on pipeline.For the ease of installing cooling line, set respectively on the external peripheral surface of stator core 3 and the inner surface of cooling fin
It is equipped with the mounting groove to match with the shape of cooling line, cooling line is located in mounting groove.It is appreciated that preferably,
Thermal grease is provided between the contact surface of the cooling line and stator core 3, cooling line and the contact surface of cooling fin
Layer, can further speed up the cooling of stator core 3.
It is appreciated that being used as a kind of deformation, wind deflector (not shown), institute are provided between the rotating device 5 and shell 7
State wind deflector respectively with rotating device 5 and the sealed connection of shell 7, to guide air in the gap of adjacent spoke 4 whole
It is flowed into fan housing 6 through the aeration structure on shell 7, further ensures that magneto has better circulating cooling effect.
Another embodiment of the utility model also provides a kind of magneto comprising cooling system as described above.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of cooling system, for the cooling in magneto operational process, it is characterised in that:
It includes shaft (1), rotor punching (2), spoke (4) and rotating device (5)；
Spoke (4) along the axial or angularly disposed outer surface in shaft (1) of shaft (1),
More spokes (4) are arranged on the outer surface of shaft (1) along its circumferencial direction uniform intervals, rotor punching (2) adapter sleeve
Be located on spoke (4), rotating device (5) is fixed on shaft (1) and is located at the end of spoke (4), adjacent spoke (4) it
Between gap width be 5mm~300mm.
2. cooling system as described in claim 1, it is characterised in that:
The lifting hole(eyelet) convenient for lifting is offered on spoke (4).
3. cooling system as described in claim 1, it is characterised in that:
The quantity of rotating device (5) is two, and two rotating devices (5) are located at the both ends of spoke (4).
4. cooling system as described in claim 1, it is characterised in that:
Cooling system further includes stator core (3), shell (7), drive end bearing bracket (8) and rear end cap (9)；
Stator core (3) is fixedly connected with shell (7) and stator core (3) and rotor punching (2) are coaxially disposed, shell (7) point
It is not fixedly connected with drive end bearing bracket (8) and rear end cap (9), drive end bearing bracket (8) and rear end cap (9) are arranged by coaxial bearing in shaft
(1) on.
5. cooling system as claimed in claim 4, it is characterised in that:
Shell is provided with aeration structure on (7), which further includes being fixed on shell (7) and for guiding air-flow
Flow direction and play the fan housing (6) of protective action.
6. cooling system as claimed in claim 5, it is characterised in that:
Cooling system further includes being arranged on the outer surface of stator core (3) and along the cooling line of its axial direction setting；
Cooling line, which is provided with, is pierced by the inlet and liquid outlet of shell (7) outside, and inlet and liquid outlet are filled with outside cooling
Set connection.
7. cooling system as claimed in claim 6, it is characterised in that:
It is fixedly installed cooling fin on the external peripheral surface of stator core (3), cooling fin is covered on cooling line.
8. cooling system as claimed in claim 7, it is characterised in that:
It is provided between cooling line and the contact surface of stator core (3) and/or between cooling line and the contact surface of cooling fin
Thermal grease layer.
9. cooling system as claimed in claim 4, it is characterised in that:
Wind deflector is sealedly connected between rotating device (5) and shell (7).
10. a kind of magneto, it is characterised in that: it includes cooling system as described in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821773802.6U CN208971269U (en) | 2018-10-30 | 2018-10-30 | Cooling system and magneto |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821773802.6U CN208971269U (en) | 2018-10-30 | 2018-10-30 | Cooling system and magneto |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208971269U true CN208971269U (en) | 2019-06-11 |
Family
ID=66764771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821773802.6U Expired - Fee Related CN208971269U (en) | 2018-10-30 | 2018-10-30 | Cooling system and magneto |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208971269U (en) |
-
2018
- 2018-10-30 CN CN201821773802.6U patent/CN208971269U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190611 Termination date: 20201030 |