CN103296815A - Motor and centrifugal compressor unit with same - Google Patents
Motor and centrifugal compressor unit with same Download PDFInfo
- Publication number
- CN103296815A CN103296815A CN2012100562584A CN201210056258A CN103296815A CN 103296815 A CN103296815 A CN 103296815A CN 2012100562584 A CN2012100562584 A CN 2012100562584A CN 201210056258 A CN201210056258 A CN 201210056258A CN 103296815 A CN103296815 A CN 103296815A
- Authority
- 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.)
- Pending
Links
- 239000002828 fuel tank Substances 0.000 claims description 55
- 239000003921 oil Substances 0.000 abstract description 40
- 239000010687 lubricating oil Substances 0.000 abstract description 22
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention provides a motor and a centrifugal compressor unit with the same. The motor comprises a motor shell (1) and an oil tank (3), wherein the oil tank (3) is arranged on the lower side of the motor shell (1) and is integrally formed with the motor shell (1), and the motor shell (1) is communicated with the oil tank (3) through an oil return channel arranged on the motor shell (1). The motor of the invention can fully utilize the idle space around the motor, reduce the total volume and weight of the equipment, and can shorten or omit part of connecting pipelines because the oil tank is close to the use of lubricating oil. The centrifugal compressor unit complete machine with the motor is more compact in overall structure and more reasonable in layout due to the fact that one oil tank assembly is reduced.
Description
Technical field
The present invention relates to the Systems of Centrifugal Compressor Unit field, more specifically, relate to a kind of motor and have its Systems of Centrifugal Compressor Unit.
Background technology
In the Systems of Centrifugal Compressor Unit, normally move in order to guarantee unit, lubricating oil need be provided endlessly.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 by 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.
Summary of the invention
The Systems of Centrifugal Compressor Unit that the object of the invention is to provide a kind of motor and has it can reduce the outfit of equipment volume and weight, and can save connecting line.
The invention provides a kind of motor, comprise electric machine casing, comprise that also fuel tank, fuel tank are arranged on the electric machine casing downside, one-body molded with electric machine casing, electric machine casing is communicated with by 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 is arranged on second drainback passage of electric machine casing second side that 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 present invention also provides a kind of Systems of Centrifugal Compressor Unit, comprises the aforesaid motor of centrifugal compressor and driving centrifugal compressor.
According to motor of the present invention, can take full advantage of motor idle space on every side, reduce 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.Have the Systems of Centrifugal Compressor Unit complete machine of this motor because reducing by a fuel tank assembly, overall structure is compacter, and layout is more reasonable.
Description of drawings
The accompanying drawing that constitutes the application's a part is used to provide further understanding of the present invention, and illustrative examples of the present invention and explanation thereof are used for explaining the present invention, do not constitute improper restriction of the present invention.In the accompanying drawings:
Fig. 1 is the sectional structure partial schematic diagram according to motor of the present invention;
Fig. 2 is the cross-sectional side structural representation of Fig. 1.
Embodiment
Describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.Need to prove that under the situation of not conflicting, embodiment and the feature among the embodiment among the application can make up mutually.
Shown in Fig. 1 to 2, motor of the present invention 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 by the drainback passage that is arranged on the electric machine casing 1 with fuel tank 3.Electric machine casing 1 and fuel tank 3 can be integrally formed by the mode of casting.The motor of present embodiment unites two into one fuel tank 3 and electric machine casing 1, can take full advantage 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 that is arranged on electric machine casing 1 first side and second drainback passage 10 that is arranged on electric machine casing 1 second side, and electric machine casing 1 first side and electric machine casing 1 second side are oppositely arranged.
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, is conducive to 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 pumps out transfers out by 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 for heating lubricating oil to keep the oil temperature.Heater 5 is arranged at lower concave part and near oil pump, can makes the heating of 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.
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 reducing by a fuel tank assembly, and overall structure is compacter, and layout is more reasonable.
As can be seen from the above description, the above embodiments of the present invention 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 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 compacter, and layout is more reasonable.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a motor comprises electric machine casing (1), it is characterized in that:
Described motor also comprises fuel tank (3), described fuel tank (3) is arranged on described electric machine casing (1) downside, one-body molded with described electric machine casing (1), described electric machine casing (1) is communicated with by the drainback passage that is arranged on the described electric machine casing (1) with described fuel tank (3).
2. motor according to claim 1, it is characterized in that, described drainback passage comprises first drainback passage (7) that is arranged on described electric machine casing (1) first side and is arranged on second drainback passage (10) of described electric machine casing (1) second side that described electric machine casing (1) first side and described electric machine casing (1) second side are oppositely arranged.
3. motor according to claim 2 is characterized in that, described electric machine casing (1) is provided with the first oil storage chamber and the second oil storage chamber; The described first oil storage chamber links to each other with described first drainback passage (7), and the described second oil storage chamber links to each other with described second drainback passage.
4. motor according to claim 3, it is characterized in that, described fuel tank (3) the first side wall is provided with first oil return opening (6a), described fuel tank (3) second sidewalls are provided with second oil return opening (6b), described the first side wall is relative with described second sidewall, described first oil return opening (6a) links to each other with described first drainback passage (7), and described second oil return opening (6b) links to each other with described second drainback passage (10).
5. motor according to claim 2, it is characterized in that, the distance of described electric machine casing (1) first side of described fuel tank (3) bottom distance is greater than the distance of described fuel tank (3) bottom apart from described electric machine casing (1) second side, and described 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 described 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 described fuel tank (3) is provided with heater (5).
8. motor according to claim 5 is characterized in that, the lower concave part sidewall of described 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 described fuel tank (3) sidewall is provided with perforate (12), described perforate (12) outside is provided with cover plate (9).
10. a Systems of Centrifugal Compressor Unit comprises centrifugal compressor and the motor that drives described centrifugal compressor, it is characterized in that described motor is according to each described motor in the claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100562584A CN103296815A (en) | 2012-03-05 | 2012-03-05 | Motor and centrifugal compressor unit with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100562584A CN103296815A (en) | 2012-03-05 | 2012-03-05 | Motor and centrifugal compressor unit with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103296815A true CN103296815A (en) | 2013-09-11 |
Family
ID=49097278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100562584A Pending CN103296815A (en) | 2012-03-05 | 2012-03-05 | Motor and centrifugal compressor unit with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103296815A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1054860A (en) * | 1990-03-14 | 1991-09-25 | 西屋电气公司 | Generator auxiliary mode lubrication system and method |
| JPH09144693A (en) * | 1995-11-27 | 1997-06-03 | Ishikawajima Harima Heavy Ind Co Ltd | Lubricating oil supply device for compressor unit |
| CN2900884Y (en) * | 2006-01-06 | 2007-05-16 | 美的集团有限公司 | Hydraulic oil tank for microwave comprehensive maintenance vehicle |
| CN101504004A (en) * | 2008-02-06 | 2009-08-12 | 株式会社Ihi | Turbo compressor and refrigerator |
| CN201393160Y (en) * | 2009-03-04 | 2010-01-27 | 上海同济南汇科技产业园有限公司 | High-speed grease bearing permanent magnet motor |
| CN201420661Y (en) * | 2009-06-08 | 2010-03-10 | 上海伟德真空设备有限公司 | Vacuum pump easily cleaned |
| CN102170189A (en) * | 2011-04-01 | 2011-08-31 | 山西防爆电机（集团）有限公司 | Floating sealing ring bearing chamber of motor |
| CN202444358U (en) * | 2012-03-05 | 2012-09-19 | 珠海格力电器股份有限公司 | Motor and centrifugal compressor unit with same |
-
2012
- 2012-03-05 CN CN2012100562584A patent/CN103296815A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1054860A (en) * | 1990-03-14 | 1991-09-25 | 西屋电气公司 | Generator auxiliary mode lubrication system and method |
| JPH09144693A (en) * | 1995-11-27 | 1997-06-03 | Ishikawajima Harima Heavy Ind Co Ltd | Lubricating oil supply device for compressor unit |
| CN2900884Y (en) * | 2006-01-06 | 2007-05-16 | 美的集团有限公司 | Hydraulic oil tank for microwave comprehensive maintenance vehicle |
| CN101504004A (en) * | 2008-02-06 | 2009-08-12 | 株式会社Ihi | Turbo compressor and refrigerator |
| CN201393160Y (en) * | 2009-03-04 | 2010-01-27 | 上海同济南汇科技产业园有限公司 | High-speed grease bearing permanent magnet motor |
| CN201420661Y (en) * | 2009-06-08 | 2010-03-10 | 上海伟德真空设备有限公司 | Vacuum pump easily cleaned |
| CN102170189A (en) * | 2011-04-01 | 2011-08-31 | 山西防爆电机（集团）有限公司 | Floating sealing ring bearing chamber of motor |
| CN202444358U (en) * | 2012-03-05 | 2012-09-19 | 珠海格力电器股份有限公司 | Motor and centrifugal compressor unit with same |
Non-Patent Citations (1)
| Title |
|---|
| 李援瑛: "《中央空调的运行管理与维修》", 31 August 2001 * |
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Application publication date: 20130911 |