CN201197095Y - Oil pump electrical machinery - Google Patents
Oil pump electrical machinery Download PDFInfo
- Publication number
- CN201197095Y CN201197095Y CNU2008200342704U CN200820034270U CN201197095Y CN 201197095 Y CN201197095 Y CN 201197095Y CN U2008200342704 U CNU2008200342704 U CN U2008200342704U CN 200820034270 U CN200820034270 U CN 200820034270U CN 201197095 Y CN201197095 Y CN 201197095Y
- Authority
- CN
- China
- Prior art keywords
- oil pump
- output shaft
- end housing
- end cover
- main body
- 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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Abstract
The utility model provides a matched and directly-connected oil pump motor, which comprises a motor main body, a front end cover and an output shaft, wherein the front end cover is fixed on the motor main body; the output shaft is hollow; the hollow aperture is matched with the outer diameter of the output shaft of an oil pump; one end of the output shaft is provided with a key groove; the front end cover is provided with a flange which is matched with the oil pump and can be directly connected; the middle of the front end cover is a running space of an input shaft of the oil pump; and the output shaft retracts to the inside of the front end cover, thereby simplifying the complicated running mode, ensuring the coaxiality of the input shaft and the output shaft of the motor, improving running quality and overcoming the defects of the prior art.
Description
Technical field
The utility model relates to a kind of Oil pump electrical machinery, belongs to the dynamic power machine field.
Background technology
Oil pump in the market is common electric machine and realizes transmission of power by a link and shaft joint, and its defective is: 1, coupling is many and complicated, the production cost height; 2, indirect power transmission, two concentricity is poor, friction is big; 3, the life-span is short, frequency of maintenance is high.
Summary of the invention
What the purpose of this utility model provided a kind of coupling can direct-connected Oil pump electrical machinery, has simplified complicated connected mode, has guaranteed the concentricity of oil pump power shaft and motor output shaft, has improved running quality simultaneously.
The utility model to achieve these goals, its technical scheme is: a kind of Oil pump electrical machinery, comprise motor main body, front end housing and output shaft, front end housing is fixed on the motor main body, and the output axle head is a hollow, hollow aperture and oil pump power shaft external diameter coupling, the output axle head has a keyway, being provided with on the front end housing and the oil pump attachable flange that is complementary, is oil pump power shaft running space in the middle of the front end housing, in the output shaft retraction front end housing.
The utility model has the advantages that: advantage such as fitting operation is simple, concentricity is high, low cost of manufacture, rational in infrastructure, good stability has overcome the deficiencies in the prior art.
Description of drawings
Below in conjunction with accompanying drawing the utility model is described in further detail.
Fig. 1 looks schematic diagram for front end housing master of the present utility model;
Fig. 2 is the sectional structure schematic diagram of front end housing part of the present utility model.
Among the figure: 1, fixing hole; 2, reinforcement; 3, connecting hole; 4, keyway; 5, output shaft; 6, flange; 7, front end housing; 8, hollow hole; 9, bearing; 10, motor main body.
Embodiment
The utility model is stable, the concentricity height.
Claims (1)
1. Oil pump electrical machinery, comprise motor main body, front end housing and output shaft, front end housing is fixed on the motor main body, it is characterized in that exporting axle head is hollow, hollow aperture and oil pump power shaft external diameter coupling, the output axle head has a keyway, is provided with on the front end housing and the oil pump attachable flange that is complementary, in the middle of the front end housing is oil pump power shaft running space, in the output shaft retraction front end housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200342704U CN201197095Y (en) | 2008-04-22 | 2008-04-22 | Oil pump electrical machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200342704U CN201197095Y (en) | 2008-04-22 | 2008-04-22 | Oil pump electrical machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201197095Y true CN201197095Y (en) | 2009-02-18 |
Family
ID=40416723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200342704U Expired - Fee Related CN201197095Y (en) | 2008-04-22 | 2008-04-22 | Oil pump electrical machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201197095Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102425612A (en) * | 2011-12-01 | 2012-04-25 | 沪东重机有限公司 | Coupling for large-sized ship low-speed electric-control diesel engine strap high-pressure oil pump |
| CN103742629A (en) * | 2013-12-26 | 2014-04-23 | 柳州正菱集团有限公司 | Shaft end fixing structure for transmission shaft |
-
2008
- 2008-04-22 CN CNU2008200342704U patent/CN201197095Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102425612A (en) * | 2011-12-01 | 2012-04-25 | 沪东重机有限公司 | Coupling for large-sized ship low-speed electric-control diesel engine strap high-pressure oil pump |
| CN103742629A (en) * | 2013-12-26 | 2014-04-23 | 柳州正菱集团有限公司 | Shaft end fixing structure for transmission shaft |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090218 |