CN204652088U - A kind of high-speed electric expreess locomotive being convenient to dispel the heat - Google Patents
A kind of high-speed electric expreess locomotive being convenient to dispel the heat Download PDFInfo
- Publication number
- CN204652088U CN204652088U CN201520335758.0U CN201520335758U CN204652088U CN 204652088 U CN204652088 U CN 204652088U CN 201520335758 U CN201520335758 U CN 201520335758U CN 204652088 U CN204652088 U CN 204652088U
- Authority
- CN
- China
- Prior art keywords
- end cap
- rear end
- housing
- rotating shaft
- backward
- 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
Links
- 230000003137 locomotive effect Effects 0.000 title claims abstract description 12
- 239000010687 lubricating oil Substances 0.000 claims abstract description 7
- 230000005855 radiation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Landscapes
- Motor Or Generator Cooling System (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model discloses a kind of high-speed electric expreess locomotive being convenient to dispel the heat, comprise housing, described housing is provided with forward and backward bearing and forward and backward end cap; Be provided with rotor between described forward and backward bearing, described rotor is connected with stator, is provided with 1-1.5mm gap between described rotor and stator; Described stator is provided with rotating shaft, and described rotating shaft and forward and backward bearing offer forward and backward lubricating oil standing groove respectively; Described rear end cap offers bolt slot, and described rear end cap and housing are bolted; Stopper slot is offered between described rotating shaft and rear end cap; Described rear end cap is also provided with fan housing, described fan housing offers air inlet, offer air channel between described fan housing and rear end cap, described air channel is communicated with stopper slot.Its structure of the utility model is simple, and easily manufactured, the frictional force between the bearing of rotating shaft is little, dispels the heat conveniently simultaneously, carries simple and direct.
Description
Technical field
The utility model relates to machine field, particularly relates to a kind of high-speed electric expreess locomotive being convenient to dispel the heat.
Background technology
At present institute's high-speed electric expreess locomotive on the market, usual rotating shaft be arranged on housing upper bearing (metal) interference fit, such high-speed electric expreess locomotive, certain frictional force can be produced when actual use between rotating shaft and bearing, affect rotating shaft rotating speed, time one long also easy loss; To dispel the heat inconvenience simultaneously.
Utility model content
The purpose of this utility model is to provide a kind of high-speed electric expreess locomotive being convenient to dispel the heat, and its structure is simple, and easily manufactured, the frictional force between the bearing of rotating shaft is little, dispels the heat conveniently simultaneously, carries simple and direct.
In order to achieve the above object, the technical solution of the utility model is:
Be convenient to the high-speed electric expreess locomotive dispelled the heat, comprise housing, described housing is provided with forward and backward bearing and forward and backward end cap; Be provided with rotor between described forward and backward bearing, described rotor is connected with stator, is provided with 1-1.5mm gap between described rotor and stator; Described stator is provided with rotating shaft, and described rotating shaft and forward and backward bearing offer forward and backward lubricating oil standing groove respectively; Described rear end cap offers bolt slot, and described rear end cap and housing are bolted; Stopper slot is offered between described rotating shaft and rear end cap; Described rear end cap is also provided with fan housing, described fan housing offers air inlet, offer air channel between described fan housing and rear end cap, described air channel is communicated with stopper slot.
Described housing is also provided with handle.
The beneficial effects of the utility model are: its structure of the utility model is simple, and easily manufactured, the frictional force between the bearing of rotating shaft is little, dispel the heat conveniently simultaneously, carry simple and direct.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Embodiment 1
Be convenient to the high-speed electric expreess locomotive dispelled the heat as shown in Figure 1, comprise housing 1, described housing 1 is provided with forward and backward bearing 2,3 and forward and backward end cap 4,5; Be provided with rotor 6 between described forward and backward bearing 2,3, described rotor 6 is connected with stator 7, is provided with 1-1.5mm gap between described rotor 6 and stator 7, is convenient to heat radiation; Described stator 7 is provided with rotating shaft 8, described rotating shaft 8 offers forward and backward lubricating oil standing groove 9,10 respectively with forward and backward bearing 2,3, lubricating oil can be placed in lubricating oil standing groove, reduce the contact area of rotating shaft and forward and backward bearing thus reduce frictional force on the one hand, lubricating oil is provided, for reducing frictional force on the other hand to the contact-making surface of rotating shaft and forward and backward bearing; Described rear end cap 5 offers bolt slot 11, and described rear end cap 5 is connected by bolt 12 with housing 1, and bolt 12 is placed in bolt slot 11; Stopper slot 13 is offered between described rotating shaft 8 and rear end cap 5; Described rear end cap 5 is also provided with fan housing 15, and described fan housing 15 offers air inlet 16, offers air channel 17 between described fan housing 15 and rear end cap 5, and described air channel 17 is communicated with stopper slot 13; Play the effect of convenient heat radiation.
Described housing 1 is also provided with handle 14, is convenient to carrying.
A kind of high-speed electric expreess locomotive being convenient to dispel the heat of the present embodiment, its structure is simple, and easily manufactured, the frictional force between the bearing of rotating shaft is little, dispels the heat conveniently simultaneously, carries simple and direct.
Claims (2)
1. be convenient to the high-speed electric expreess locomotive dispelled the heat, it is characterized in that: comprise housing (1), described housing (1) is provided with forward and backward bearing (2,3) and forward and backward end cap (4,5); Described forward and backward bearing is provided with rotor (6) between (2,3), and described rotor (6) is connected with stator (7), is provided with 1-1.5mm gap between described rotor (6) and stator (7); Described stator (7) is provided with rotating shaft (8), described rotating shaft (8) and forward and backward bearing (2,3) offer forward and backward lubricating oil standing groove (9,10) respectively; Described rear end cap (5) offers bolt slot (11), described rear end cap (5) is connected by bolt (12) with housing (1); Stopper slot (13) is offered between described rotating shaft (8) and rear end cap (5); Described rear end cap (5) is also provided with fan housing (15), described fan housing (15) offers air inlet (16), offers air channel (17) between described fan housing (15) and rear end cap (5), and described air channel (17) are communicated with stopper slot (13).
2. a kind of high-speed electric expreess locomotive being convenient to dispel the heat according to claim 1, is characterized in that: described housing (1) is also provided with handle (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520335758.0U CN204652088U (en) | 2015-05-22 | 2015-05-22 | A kind of high-speed electric expreess locomotive being convenient to dispel the heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520335758.0U CN204652088U (en) | 2015-05-22 | 2015-05-22 | A kind of high-speed electric expreess locomotive being convenient to dispel the heat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204652088U true CN204652088U (en) | 2015-09-16 |
Family
ID=54104796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520335758.0U Expired - Fee Related CN204652088U (en) | 2015-05-22 | 2015-05-22 | A kind of high-speed electric expreess locomotive being convenient to dispel the heat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204652088U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111987842A (en) * | 2020-09-02 | 2020-11-24 | 西北工业大学 | External lubrication brushless generator for micro turbojet engine |
-
2015
- 2015-05-22 CN CN201520335758.0U patent/CN204652088U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111987842A (en) * | 2020-09-02 | 2020-11-24 | 西北工业大学 | External lubrication brushless generator for micro turbojet engine |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20190522 |