CN202444358U - Motor and centrifugal compressor set with same - Google Patents
Motor and centrifugal compressor set with same Download PDFInfo
- Publication number
- CN202444358U CN202444358U CN201220079854XU CN201220079854U CN202444358U CN 202444358 U CN202444358 U CN 202444358U CN 201220079854X U CN201220079854X U CN 201220079854XU CN 201220079854 U CN201220079854 U CN 201220079854U CN 202444358 U CN202444358 U CN 202444358U
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- CN
- China
- Prior art keywords
- fuel tank
- motor
- electric machine
- machine casing
- drainback passage
- 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 - Lifetime
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Abstract
The utility model provides a motor and a centrifugal compressor set with the motor. The motor provided by the utility model comprises a motor shell (1) and an oil tank (3), wherein the oil tank (3) is arranged at the lower side of the motor shell (1) and is integrated with the motor shell (1); and the motor shell (1) and the oil tank (3) are communicated through an oil return passage arranged on the motor shell (1). According to the motor provided by the utility model, the idle space around the motor is utilized sufficiently, so that the total volume and the weight of the equipment are reduced; furthermore as the oil tank is located near the part at which the lubricating oil is used, a part of connecting pipeline can be shortened or saved. As one oil tank assembly is omitted, the centrifugal compressor set with the motor is more compacter in whole structure and more reasonable in arrangement.
Description
Technical field
The utility model relates to the Systems of Centrifugal Compressor Unit field, more specifically, relates to a kind of motor and has its Systems of Centrifugal Compressor Unit.
Background technology
In the Systems of Centrifugal Compressor Unit, normally move, lubricating oil need be provided endlessly in order to guarantee unit.Lubricating oil generally is to be contained in independently in the external fuel tank, is pumped by oil pump, is transported to through pipeline in the casing of top petrol tank or other storage lubricating oil, and through filtering, being transported to through pipeline needs lubricated position again.Because the fuel tank volume is bigger, when the design Systems of Centrifugal Compressor Unit, the layout of fuel tank often becomes the problem that needs are considered.
The utility model content
The Systems of Centrifugal Compressor Unit that the utility model purpose is that a kind of motor is provided and has it can reduce the outfit of equipment volume and weight, and can save connecting line.
The utility model provides a kind of motor, comprises electric machine casing, comprises that also fuel tank, fuel tank are arranged on the electric machine casing downside, and one-body molded with electric machine casing, electric machine casing is communicated with through the drainback passage that is arranged on the electric machine casing with fuel tank.
Further, drainback passage comprises first drainback passage that is arranged on electric machine casing first side and second drainback passage that is arranged on electric machine casing second side, and electric machine casing first side and electric machine casing second side are oppositely arranged.
Further, electric machine casing is provided with the first oil storage chamber and the second oil storage chamber; The first oil storage chamber links to each other with first drainback passage, and the second oil storage chamber links to each other with second drainback passage.
Further, the fuel tank the first side wall is provided with first oil return opening, and fuel tank second sidewall is provided with second oil return opening, and the first side wall is relative with second sidewall, and first oil return opening links to each other with first drainback passage, and second oil return opening links to each other with second drainback passage.
Further, greater than the distance of fuel tank bottom apart from electric machine casing second side, the fuel tank bottom is provided with lower concave part apart from the distance of electric machine casing first side fuel tank bottom.
Further, the lower concave part sidewall of fuel tank is provided with oil pump.
Further, the lower concave part sidewall of fuel tank is provided with heater.
Further, the lower concave part sidewall of fuel tank is provided with valve.
Further, the fuel tank sidewall is provided with perforate, and the perforate outside is provided with cover plate.
The utility model also provides a kind of Systems of Centrifugal Compressor Unit, comprises centrifugal compressor and the aforesaid motor that drives centrifugal compressor.
According to the motor of the utility model, can make full use of motor idle space on every side, reduced the outfit of equipment volume and weight, and, can also shorten or save part of connecting pipelines because fuel tank makes use very near apart from lubricating oil.Systems of Centrifugal Compressor Unit complete machine with this motor is because of reducing by a fuel tank assembly, and overall structure is compact more, and layout is more reasonable.
Description of drawings
The accompanying drawing that constitutes the application's a part is used to provide the further understanding to the utility model, and illustrative examples of the utility model and explanation thereof are used to explain the utility model, do not constitute the improper qualification to the utility model.In the accompanying drawings:
Fig. 1 is the sectional structure partial schematic diagram according to the motor of the utility model;
Fig. 2 is the cross-sectional side structural representation of Fig. 1.
Embodiment
Below with reference to accompanying drawing and combine embodiment to specify the utility model.Need to prove that under the situation of not conflicting, embodiment and the characteristic among the embodiment among the application can make up each other.
Shown in Fig. 1 to 2, the motor of the utility model comprises electric machine casing 1, fuel tank 3, and fuel tank 3 is arranged on electric machine casing 1 downside, and is one-body molded with electric machine casing 1, and electric machine casing 1 is communicated with through the drainback passage that is arranged on the electric machine casing 1 with fuel tank 3.Electric machine casing 1 can be integrally formed through the mode of casting with fuel tank 3.The motor of present embodiment unites two into one fuel tank 3 and electric machine casing 1, can make full use of motor idle space on every side, reduces the outfit of equipment volume and weight, and because fuel tank makes use very near apart from lubricating oil, can also shorten or save part of connecting pipelines.
Drainback passage comprises first drainback passage 7 and second drainback passage 10 that is arranged on electric machine casing 1 second side that is arranged on electric machine casing 1 first side, and electric machine casing 1 first side and electric machine casing 1 second side are oppositely arranged.
Electric machine casing 1 is provided with first oil storage chamber of the front-end of spindle lubricating oil of collecting motor and the second oil storage chamber of the front-end of spindle lubricating oil of collecting motor; The first oil storage chamber links to each other with first drainback passage 7, and the second oil storage chamber links to each other with second drainback passage 10.
Fuel tank 3 the first side walls are provided with the first oil return opening 6a, and fuel tank 3 second sidewalls are provided with the second oil return opening 6b, and the first side wall is relative with second sidewall, and the first oil return opening 6a links to each other with first drainback passage 7, and the second oil return opening 6b links to each other with second drainback passage 10.Particularly, the first oil return opening 6a is arranged on the first side wall on fuel tank 3 tops.First drainback passage 7 is communicated with the first tank drainback mouth 6a, and the indoor lubricating oil of first shoe cream room just can flow back to fuel tank from the first oil return opening 6a.The second oil return opening 6b is arranged on second sidewall on fuel tank 3 tops.The second oil storage chamber of electric machine casing 1 is formed in the rear end cap; Lubricating oil in the second oil storage chamber is used to motor bearings 2 lubricating oil is provided; The bottom of rear end cap has second drainback passage 10; Second drainback passage 10 directly is communicated with the passage that constitutes the rotating shaft rear end lubricating oil of collecting motor with the second oil return opening 6b, and this is provided with the return line of the rotating shaft rear end lubricating oil that can save motor fully.
In the present embodiment, greater than the distance of fuel tank 3 bottoms apart from electric machine casing 1 second side, fuel tank 3 bottoms are provided with lower concave part apart from the distance of electric machine casing 1 first side in fuel tank 3 bottoms.The bottom surface of fuel tank 3 is designed to have the structure of lower concave part, and lower concave part becomes the low spot of fuel tank 3, helps the pumping of oil mass in fuel tank 3 lubricating oil when on the low side.
The lower concave part sidewall of fuel tank 3 is provided with oil pump 4.The lubricating oil that oil pump 4 pumpings go out transfers out through pipeline, is delivered to the casing of top petrol tank or other storage lubricating oil.Oil pump 4 is arranged at lower concave part, and oil pump can be immersed in the lubricating oil when lubricants capacity is on the low side, guarantees the grease pump output.
The lower concave part sidewall of fuel tank 3 is provided with heater 5.Preferably, heater 5 is arranged in the position near oil pump 4.Heater 5 is used to heat lubricating oil to keep the oil temperature.Heater 5 is arranged at lower concave part and near oil pump, and the heating that can make lubricating oil comprehensively, effectively.
The lower concave part sidewall of fuel tank 3 is provided with valve.This valve is used for lubricating oil injection and discharging, can select to be set to the valve of taper thread break valve 11 or other form.
Fuel tank 3 sidewalls are provided with perforate 12, and perforate 12 outsides are provided with cover plate 9.Perforate can be square, circle or other suitable shape, is mainly used in cleaning fuel tank 3 inside, and cover plate 9 sealings are also removably covered in perforate.
The Systems of Centrifugal Compressor Unit of present embodiment comprises centrifugal compressor and aforesaid motor.This Systems of Centrifugal Compressor Unit complete machine is because of reducing by a fuel tank assembly, and overall structure is compact more, and layout is more reasonable.
Can find out that from above description the utility model the above embodiments have realized following technique effect: fuel tank and electric machine casing unite two into one, and make compact overall structure, have reduced overall volume; Save a chamber wall, reduced weight.Fuel tank can reduce the length and the oil return pipe length of oil pump outlet line apart from the casing of top petrol tank or other storage lubricating oil, apart from lubricant housings, all very near apart from the backflow position of lubricating oil.This motor is used for Systems of Centrifugal Compressor Unit, can make the unit complete machine reduce by a fuel tank assembly, and overall structure is compact more, and layout is more reasonable.
The preferred embodiment that the above is merely the utility model is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection range of the utility model.
Claims (10)
1. a motor comprises electric machine casing (1), it is characterized in that:
Said motor also comprises fuel tank (3), and said fuel tank (3) is arranged on said electric machine casing (1) downside, and is one-body molded with said electric machine casing (1), and said electric machine casing (1) is communicated with through the drainback passage that is arranged on the said electric machine casing (1) with said fuel tank (3).
2. motor according to claim 1; It is characterized in that; Said drainback passage comprises first drainback passage (7) that is arranged on said electric machine casing (1) first side and is arranged on second drainback passage (10) of said electric machine casing (1) second side that said electric machine casing (1) first side and said electric machine casing (1) second side are oppositely arranged.
3. motor according to claim 2 is characterized in that, said electric machine casing (1) is provided with the first oil storage chamber and the second oil storage chamber; The said first oil storage chamber links to each other with said first drainback passage (7), and the said second oil storage chamber links to each other with said second drainback passage.
4. motor according to claim 3; It is characterized in that; Said fuel tank (3) the first side wall is provided with first oil return opening (6a), and said fuel tank (3) second sidewalls are provided with second oil return opening (6b), and said the first side wall is relative with said second sidewall; Said first oil return opening (6a) links to each other with said first drainback passage (7), and said second oil return opening (6b) links to each other with said second drainback passage (10).
5. motor according to claim 2 is characterized in that, the distance of said electric machine casing (1) first side of said fuel tank (3) bottom distance is greater than the distance of said fuel tank (3) bottom apart from said electric machine casing (1) second side, and said fuel tank (3) bottom is provided with lower concave part.
6. motor according to claim 5 is characterized in that, the lower concave part sidewall of said fuel tank (3) is provided with oil pump (4).
7. motor according to claim 5 is characterized in that, the lower concave part sidewall of said fuel tank (3) is provided with heater (5).
8. motor according to claim 5 is characterized in that, the lower concave part sidewall of said fuel tank (3) is provided with valve (11).
9. according to each described motor in the claim 1 to 8, it is characterized in that said fuel tank (3) sidewall is provided with perforate (12), said perforate (12) outside is provided with cover plate (9).
10. a Systems of Centrifugal Compressor Unit comprises centrifugal compressor and the motor that drives said centrifugal compressor, it is characterized in that said motor is according to each described motor in the claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220079854XU CN202444358U (en) | 2012-03-05 | 2012-03-05 | Motor and centrifugal compressor set with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220079854XU CN202444358U (en) | 2012-03-05 | 2012-03-05 | Motor and centrifugal compressor set with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202444358U true CN202444358U (en) | 2012-09-19 |
Family
ID=46825788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220079854XU Expired - Lifetime CN202444358U (en) | 2012-03-05 | 2012-03-05 | Motor and centrifugal compressor set with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202444358U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103296815A (en) * | 2012-03-05 | 2013-09-11 | 珠海格力电器股份有限公司 | Motor and centrifugal compressor unit with same |
-
2012
- 2012-03-05 CN CN201220079854XU patent/CN202444358U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103296815A (en) * | 2012-03-05 | 2013-09-11 | 珠海格力电器股份有限公司 | Motor and centrifugal compressor unit with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120919 |