CN104088759A - Wind power generation mechanism with evaporative cooling device - Google Patents
Wind power generation mechanism with evaporative cooling device Download PDFInfo
- Publication number
- CN104088759A CN104088759A CN201410312228.4A CN201410312228A CN104088759A CN 104088759 A CN104088759 A CN 104088759A CN 201410312228 A CN201410312228 A CN 201410312228A CN 104088759 A CN104088759 A CN 104088759A
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- cooling medium
- fixedly connected
- frequency conversion
- control frequency
- 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.)
- Granted
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Abstract
The invention aims to provide a wind power generation mechanism with an evaporative cooling device. According to the technical scheme, the wind power generation mechanism with the evaporative cooling device is composed of a base, a main machine room, a gearbox heat exchanger, a power vane and an evaporative circulating refrigeration machine. A gear transmission shaft, a generator, a generator heat exchanger, a circulation pump, a cooling medium heat exchanger, a controlled frequency converter and a controlled frequency conversion heat exchanger are further arranged in the main machine room. Due to the fact that the circulation pump is arranged inside, a cooling medium in the cooling medium heat exchanger can be extracted and conveyed to the gearbox heat exchanger, the generator heat exchanger and the controlled frequency conversion heat exchanger through a cooling medium conveying pipeline set, heat is carried away by the cooling medium when the cooling medium passes by the gearbox heat exchanger, the generator heat exchanger and the controlled frequency conversion heat exchanger, and a circulation is formed for each component in the main machine room. By the adoption of the wind power generation mechanism with the evaporative cooling device, in a special working environment, each component in a unit can stably operate for a long time, and the high-power cooling demand can be met. The wind power generation mechanism with the evaporative cooling device has the advantages that the refrigerating capacity is high, the adjustment ability is high, and the stability is high.
Description
Technical field
The present invention relates to machinery manufacturing technology field, relate in particular to a kind of wind generator set with evaporation-cooled device.
Background technique
Wind power generating set in the past and equipment are all to provide power by power blade for generator, to such an extent as to generator starts working, and carry out generating effect.Due in the time working, inner each device easily produces heat, and heat can not normally be discharged, thereby has cut down the working life of wind-driven generator, and has certain potential safety hazard.This is in-house is equipped with a recycle pump, the cooling medium in cooling medium heat exchanger can be extracted, and reaches gear-box heat exchanger, generator heat exchanger and controls in frequency conversion heat exchanger through cooling medium delivery pipe group.During through these parts, the heat producing with upper-part is taken away.Can produce large calorimetric owing to controlling in the course of the work frequency conversion heat exchanger, therefore an auxiliary radiating device is housed on control frequency conversion heat exchanger, control frequency conversion radiator and can help to carry out dredging of heat, the heat of other generations flows back in evaporation circulating cooling machine through cooling medium reflow pipe group and cooling medium recovery tube, carries out exchange heat and cooling therein.Then carry out next round circulation at all parts in engine space.This mechanism has ensured under particular job environment, the operation that the each parts of unit can be long-term, stable; And can meet high-power cooling requirement, and there is the features such as refrigerating capacity is large, regulating power strong, good stability, can be applicable to various types of wind generator sets and device.
Summary of the invention
The object of this invention is to provide a kind of wind generator set with evaporation-cooled device.
Technological scheme of the present invention is: a kind of wind generator set with evaporation-cooled device, it is characterized in that: by pedestal, engine space, gear-box heat exchanger, power blade and evaporation circulating cooling machine composition, described engine space is positioned at the top of pedestal, described engine space with pedestal for being fixedly connected with, described gear-box heat exchanger is positioned at the top of engine space, described gear-box heat exchanger with engine space for being fixedly connected with, described power blade is positioned at a side of gear-box heat exchanger, described power blade with gear-box heat exchanger for being fixedly connected with, the inside of described engine space is also provided with gearing shaft, generator, generator heat exchanger, recycle pump, cooling medium heat exchanger, control frequency variator and control frequency conversion heat exchanger, described gearing shaft is positioned at the bottom of gear-box heat exchanger, described gearing shaft with gear-box heat exchanger for being fixedly connected with, described generator is positioned at the bottom of gearing shaft, described generator with gearing shaft for being fixedly connected with, described generator heat exchanger is positioned at the bottom of generator, described generator heat exchanger with generator for being fixedly connected with, described cooling medium heat exchanger is positioned at the bottom of engine space, described cooling medium heat exchanger with pedestal for being fixedly connected with, on described cooling medium heat exchanger, be also provided with cooling medium extraction tube and cooling medium reflow pipe group, one end of described cooling medium extraction tube by cooling medium heat exchanger for being fixedly connected with, the other end of described cooling medium extraction tube by recycle pump for being fixedly connected with, described recycle pump is positioned at the top of cooling medium heat exchanger, on described recycle pump, be also provided with cooling medium delivery pipe group, one end of described cooling medium delivery pipe group by recycle pump for being fixedly connected with, another three ports of described cooling medium delivery pipe group are respectively by gear-box heat exchanger, generator heat exchanger with control frequency conversion heat exchanger for being fixedly connected with, described control frequency variator is positioned at a side of cooling medium heat exchanger, described control frequency variator with pedestal for being fixedly connected with, described control frequency conversion heat exchanger is positioned at the top of controlling frequency variator, described control frequency conversion heat exchanger with control frequency variator for being fixedly connected with, on described control frequency conversion heat exchanger, be also provided with and control frequency conversion radiator, described control frequency conversion radiator is positioned at the top of controlling frequency conversion heat exchanger, described control frequency conversion radiator with control frequency conversion heat exchanger for being fixedly connected with, one end of described cooling medium reflow pipe group by cooling medium heat exchanger for being fixedly connected with, another three ports of described cooling medium reflow pipe group are respectively by gear-box heat exchanger, generator heat exchanger with control frequency conversion heat exchanger for being fixedly connected with, described evaporation circulating cooling machine is positioned at a side of engine space, described evaporation circulating cooling machine with pedestal for being fixedly connected with, on described evaporation circulating cooling machine, be also provided with cooling medium output tube and cooling medium recovery tube, the described cooling medium output tube side that be positioned at evaporation circulating cooling machine parallel with cooling medium recovery tube, one end of described cooling medium output tube by evaporation circulating cooling machine for being fixedly connected with, the other end of described cooling medium output tube run through engine space with cooling medium heat exchanger for being fixedly connected with, one end of described cooling medium recovery tube by evaporation circulating cooling machine for being fixedly connected with, the other end of described cooling medium recovery tube run through engine space with cooling medium heat exchanger for being fixedly connected with.
Further, the material of described pedestal is cast iron.
Further, the material of described engine space is iron cabin body.
Further, the material of described cooling medium extraction tube is PVC plastic tube.
Further, the material of described cooling medium delivery pipe group is PVC plastic tube.
Further, the material of described cooling medium output tube is iron pipe.
Further, the material of described cooling medium recovery tube is iron pipe.
Further, the material of described cooling medium reflow pipe group is PVC plastic tube.
Beneficial effect of the present invention is: this is in-house is equipped with a recycle pump, the cooling medium in cooling medium heat exchanger can be extracted, and reaches gear-box heat exchanger, generator heat exchanger and controls in frequency conversion heat exchanger through cooling medium delivery pipe group.During through these parts, the heat producing with upper-part is taken away.Can produce large calorimetric owing to controlling in the course of the work frequency conversion heat exchanger, therefore an auxiliary radiating device is housed on control frequency conversion heat exchanger, control frequency conversion radiator and can help to carry out dredging of heat, the heat of other generations flows back in evaporation circulating cooling machine through cooling medium reflow pipe group and cooling medium recovery tube, carries out exchange heat and cooling therein.Then carry out next round circulation at all parts in engine space.This mechanism has ensured under particular job environment, the operation that the each parts of unit can be long-term, stable; And can meet high-power cooling requirement, and there is the features such as refrigerating capacity is large, regulating power strong, good stability, can be applicable to various types of wind generator sets and device.
Brief description of the drawings
Fig. 1 is plan view of the present invention.
Wherein: 1, pedestal 2, engine space 3, gear-box heat exchanger
4, power blade 5, gearing shaft 6, generator
7, generator heat exchanger 8, recycle pump 9, cooling medium extraction tube
10, cooling medium delivery pipe group 11, cooling medium heat exchanger 12, cooling medium output tube
13, cooling medium recovery tube 14, evaporation circulating cooling machine 15, control frequency variator
16, control frequency conversion heat exchanger 17, control frequency conversion radiator 18, cooling medium reflow pipe group
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is made to brief description.
A kind of wind generator set with evaporation-cooled device as shown in Figure 1, it is characterized in that: by pedestal 1, engine space 2, gear-box heat exchanger 3, power blade 4 and evaporation circulating cooling machine 14 form, described engine space 2 is positioned at the top of pedestal 1, described engine space 2 with pedestal 1 for being fixedly connected with, described gear-box heat exchanger 3 is positioned at the top of engine space 2, described gear-box heat exchanger 3 with engine space 2 for being fixedly connected with, described power blade 4 is positioned at a side of gear-box heat exchanger 3, described power blade 4 with gear-box heat exchanger 3 for being fixedly connected with, the inside of described engine space 2 is also provided with gearing shaft 5, generator 6, generator heat exchanger 7, recycle pump 8, cooling medium heat exchanger 11, control frequency variator 15 and control frequency conversion heat exchanger 16, described gearing shaft 5 is positioned at the bottom of gear-box heat exchanger 3, described gearing shaft 5 with gear-box heat exchanger 3 for being fixedly connected with, described generator 6 is positioned at the bottom of gearing shaft 5, described generator 6 with gearing shaft 5 for being fixedly connected with, described generator heat exchanger 7 is positioned at the bottom of generator 6, described generator heat exchanger 7 with generator 6 for being fixedly connected with, described cooling medium heat exchanger 11 is positioned at the bottom of engine space 2, described cooling medium heat exchanger 11 with pedestal 1 for being fixedly connected with, on described cooling medium heat exchanger 11, be also provided with cooling medium extraction tube 9 and cooling medium reflow pipe group 18, one end of described cooling medium extraction tube 9 by cooling medium heat exchanger 11 for being fixedly connected with, the other end of described cooling medium extraction tube 9 by recycle pump 8 for being fixedly connected with, described recycle pump 8 is positioned at the top of cooling medium heat exchanger 11, on described recycle pump 8, be also provided with cooling medium delivery pipe group 10, one end of described cooling medium delivery pipe group 10 by recycle pump 8 for being fixedly connected with, another three ports of described cooling medium delivery pipe group 10 are respectively by gear-box heat exchanger 3, generator heat exchanger 7 with control frequency conversion heat exchanger 16 for being fixedly connected with, described control frequency variator 15 is positioned at a side of cooling medium heat exchanger 11, described control frequency variator 15 with pedestal 1 for being fixedly connected with, described control frequency conversion heat exchanger 16 is positioned at the top of controlling frequency variator 15, described control frequency conversion heat exchanger 16 with control frequency variator 15 for being fixedly connected with, on described control frequency conversion heat exchanger 16, be also provided with and control frequency conversion radiator 17, described control frequency conversion radiator 17 is positioned at the top of controlling frequency conversion heat exchanger 16, described control frequency conversion radiator 17 with control frequency conversion heat exchanger 16 for being fixedly connected with, one end of described cooling medium reflow pipe group 18 by cooling medium heat exchanger 11 for being fixedly connected with, another three ports of described cooling medium reflow pipe group 18 are respectively by gear-box heat exchanger 3, generator heat exchanger 7 with control frequency conversion heat exchanger 16 for being fixedly connected with, described evaporation circulating cooling machine 14 is positioned at a side of engine space 2, described evaporation circulating cooling machine 14 with pedestal 1 for being fixedly connected with, on described evaporation circulating cooling machine 14, be also provided with cooling medium output tube 12 and cooling medium recovery tube 13, described cooling medium output tube 12 side that be positioned at evaporation circulating cooling machine 14 parallel with cooling medium recovery tube 13, one end of described cooling medium output tube 12 by evaporation circulating cooling machine 14 for being fixedly connected with, the other end of described cooling medium output tube 12 run through engine space 2 with cooling medium heat exchanger 11 for being fixedly connected with, one end of described cooling medium recovery tube 13 by evaporation circulating cooling machine 14 for being fixedly connected with, the other end of described cooling medium recovery tube 13 run through engine space 2 with cooling medium heat exchanger 11 for being fixedly connected with.The material of described pedestal 1 is cast iron.The material of described engine space 2 is iron cabin body.The material of described cooling medium extraction tube 9 is PVC plastic tube.The material of described cooling medium delivery pipe group 10 is PVC plastic tube.The material of described cooling medium output tube 12 is iron pipe.The material of described cooling medium recovery tube 13 is iron pipe.The material of described cooling medium reflow pipe group 18 is PVC plastic tube.
Working method: when first this device is under running state, power blade 4 starts rotation under the drive of wind, gear in gear-box heat exchanger 3 can be carried out to transmission, power can pass through being transferred on generator 6 of gearing shaft 5, cooling medium in evaporation circulating cooling machine 14 can enter in the cooling medium heat exchanger 11 engine space 2 from cooling medium output tube 12, by recycle pump 8, the cooling medium in cooling medium heat exchanger 11 being extracted, reach gear-box heat exchanger 3, generator heat exchanger 7 and control in frequency conversion heat exchanger 16 through cooling medium delivery pipe group 10.During through these parts, the heat producing with upper-part is taken away, can produce large calorimetric owing to controlling in the course of the work frequency conversion heat exchanger 16, therefore an auxiliary radiating device is housed on control frequency conversion heat exchanger 16, control frequency conversion radiator 17 and can help to carry out dredging of heat, the heat of other generations flows back in evaporation circulating cooling machine 14 through cooling medium reflow pipe group 18 and cooling medium recovery tube 13, carries out exchange heat and cooling therein.Then carry out next round circulation at all parts in engine space 2.Evaporation circulating cooling machine 14 is positioned over the outside of engine space 2, is convenient to heat radiation.This mechanism has ensured under particular job environment, the operation that the each parts of unit can be long-term, stable; And can meet high-power cooling requirement, and there is the features such as refrigerating capacity is large, regulating power strong, good stability, can be applicable to various types of wind generator sets and device.
Above one embodiment of the present of invention are had been described in detail, but described content is only preferred embodiment of the present invention, can not be considered to for limiting practical range of the present invention.All equalization variation and improvement etc. of doing according to the present patent application scope, within all should still belonging to patent covering scope of the present invention.
Claims (8)
1. the wind generator set with evaporation-cooled device, it is characterized in that: by pedestal, engine space, gear-box heat exchanger, power blade and evaporation circulating cooling machine composition, described engine space is positioned at the top of pedestal, described engine space with pedestal for being fixedly connected with, described gear-box heat exchanger is positioned at the top of engine space, described gear-box heat exchanger with engine space for being fixedly connected with, described power blade is positioned at a side of gear-box heat exchanger, described power blade with gear-box heat exchanger for being fixedly connected with, the inside of described engine space is also provided with gearing shaft, generator, generator heat exchanger, recycle pump, cooling medium heat exchanger, control frequency variator and control frequency conversion heat exchanger, described gearing shaft is positioned at the bottom of gear-box heat exchanger, described gearing shaft with gear-box heat exchanger for being fixedly connected with, described generator is positioned at the bottom of gearing shaft, described generator with gearing shaft for being fixedly connected with, described generator heat exchanger is positioned at the bottom of generator, described generator heat exchanger with generator for being fixedly connected with, described cooling medium heat exchanger is positioned at the bottom of engine space, described cooling medium heat exchanger with pedestal for being fixedly connected with, on described cooling medium heat exchanger, be also provided with cooling medium extraction tube and cooling medium reflow pipe group, one end of described cooling medium extraction tube by cooling medium heat exchanger for being fixedly connected with, the other end of described cooling medium extraction tube by recycle pump for being fixedly connected with, described recycle pump is positioned at the top of cooling medium heat exchanger, on described recycle pump, be also provided with cooling medium delivery pipe group, one end of described cooling medium delivery pipe group by recycle pump for being fixedly connected with, another three ports of described cooling medium delivery pipe group are respectively by gear-box heat exchanger, generator heat exchanger with control frequency conversion heat exchanger for being fixedly connected with, described control frequency variator is positioned at a side of cooling medium heat exchanger, described control frequency variator with pedestal for being fixedly connected with, described control frequency conversion heat exchanger is positioned at the top of controlling frequency variator, described control frequency conversion heat exchanger with control frequency variator for being fixedly connected with, on described control frequency conversion heat exchanger, be also provided with and control frequency conversion radiator, described control frequency conversion radiator is positioned at the top of controlling frequency conversion heat exchanger, described control frequency conversion radiator with control frequency conversion heat exchanger for being fixedly connected with, one end of described cooling medium reflow pipe group by cooling medium heat exchanger for being fixedly connected with, another three ports of described cooling medium reflow pipe group are respectively by gear-box heat exchanger, generator heat exchanger with control frequency conversion heat exchanger for being fixedly connected with, described evaporation circulating cooling machine is positioned at a side of engine space, described evaporation circulating cooling machine with pedestal for being fixedly connected with, on described evaporation circulating cooling machine, be also provided with cooling medium output tube and cooling medium recovery tube, the described cooling medium output tube side that be positioned at evaporation circulating cooling machine parallel with cooling medium recovery tube, one end of described cooling medium output tube by evaporation circulating cooling machine for being fixedly connected with, the other end of described cooling medium output tube run through engine space with cooling medium heat exchanger for being fixedly connected with, one end of described cooling medium recovery tube by evaporation circulating cooling machine for being fixedly connected with, the other end of described cooling medium recovery tube run through engine space with cooling medium heat exchanger for being fixedly connected with.
2. a kind of wind generator set with evaporation-cooled device according to claim 1, is characterized in that: the material of described pedestal is cast iron.
3. a kind of wind generator set with evaporation-cooled device according to claim 1, is characterized in that: the material of described engine space is iron cabin body.
4. a kind of wind generator set with evaporation-cooled device according to claim 1, is characterized in that: the material of described cooling medium extraction tube is PVC plastic tube.
5. a kind of wind generator set with evaporation-cooled device according to claim 1, is characterized in that: the material of described cooling medium delivery pipe group is PVC plastic tube.
6. a kind of wind generator set with evaporation-cooled device according to claim 1, is characterized in that: the material of described cooling medium output tube is iron pipe.
7. a kind of wind generator set with evaporation-cooled device according to claim 1, is characterized in that: the material of described cooling medium recovery tube is iron pipe.
8. a kind of wind generator set with evaporation-cooled device according to claim 1, is characterized in that: the material of described cooling medium reflow pipe group is PVC plastic tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410312228.4A CN104088759B (en) | 2014-07-02 | 2014-07-02 | A kind of wind generator set with evaporation-cooled device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410312228.4A CN104088759B (en) | 2014-07-02 | 2014-07-02 | A kind of wind generator set with evaporation-cooled device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104088759A true CN104088759A (en) | 2014-10-08 |
| CN104088759B CN104088759B (en) | 2016-08-31 |
Family
ID=51636504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410312228.4A Active CN104088759B (en) | 2014-07-02 | 2014-07-02 | A kind of wind generator set with evaporation-cooled device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104088759B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001077526A1 (en) * | 2000-04-05 | 2001-10-18 | Aerodyn Engineering Gmbh | Wind energy plant comprising a heat exchanger system |
| CN1834454A (en) * | 2006-04-19 | 2006-09-20 | 南京航空航天大学 | Wind generator adopting vapor-cycle cooling |
| CN201059247Y (en) * | 2007-06-26 | 2008-05-14 | 上海电气风电设备有限公司 | Main cooling system of wind-driven generator |
| WO2008102184A2 (en) * | 2007-02-22 | 2008-08-28 | Dionysios Choidas | Cooling apparatus for a wind turbine |
| CN201230256Y (en) * | 2008-07-11 | 2009-04-29 | 广州德众液压管道技术有限公司 | Cooling machine for wind power electricity generation current transformer |
| CN204061049U (en) * | 2014-07-02 | 2014-12-31 | 天津金海河科技有限公司 | A kind of wind generator set with evaporation-cooled device |
-
2014
- 2014-07-02 CN CN201410312228.4A patent/CN104088759B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001077526A1 (en) * | 2000-04-05 | 2001-10-18 | Aerodyn Engineering Gmbh | Wind energy plant comprising a heat exchanger system |
| CN1834454A (en) * | 2006-04-19 | 2006-09-20 | 南京航空航天大学 | Wind generator adopting vapor-cycle cooling |
| WO2008102184A2 (en) * | 2007-02-22 | 2008-08-28 | Dionysios Choidas | Cooling apparatus for a wind turbine |
| CN201059247Y (en) * | 2007-06-26 | 2008-05-14 | 上海电气风电设备有限公司 | Main cooling system of wind-driven generator |
| CN201230256Y (en) * | 2008-07-11 | 2009-04-29 | 广州德众液压管道技术有限公司 | Cooling machine for wind power electricity generation current transformer |
| CN204061049U (en) * | 2014-07-02 | 2014-12-31 | 天津金海河科技有限公司 | A kind of wind generator set with evaporation-cooled device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104088759B (en) | 2016-08-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101535637A (en) | Heating system, wind turbine or wind park, method for utilizing surplus heat of one or more wind turbine components and use hereof | |
| AU2010238418A1 (en) | Method for increasing the net electric power of solar thermal power plants | |
| CN204061049U (en) | A kind of wind generator set with evaporation-cooled device | |
| CN103742620B (en) | A kind of high-power mechanical-electrical integral intelligent arrangements for speed regulation | |
| CN104405586A (en) | Overland direct driving blower | |
| CN104088759A (en) | Wind power generation mechanism with evaporative cooling device | |
| CN204716374U (en) | The dynamic agricultural plant protection unmanned vehicle engine constituent of a kind of oil | |
| CN104632677B (en) | Energy-saving type cooling tower fan driving system | |
| CN203594769U (en) | Cooling structure of gearbox | |
| CN104405612A (en) | Boiler and feed pump system thereof | |
| CN207093514U (en) | A kind of hydraulic test heat sink | |
| CN204403748U (en) | Bulb Turbine Units bearing oil pipeline structure | |
| CN208138104U (en) | A kind of wind-driven generator wheel-box radiator | |
| EP2728132B1 (en) | Storage tank | |
| CN104196696B (en) | Pump drive system | |
| CN105429360A (en) | Lift type wind and water power dual-drive motor | |
| CN204113564U (en) | Pump drive system | |
| CN206001754U (en) | A kind of refrigeration plant heated using hydraulic power | |
| CN106050430A (en) | Inlet air cooling control system for gas turbine | |
| CN202521804U (en) | Precise air supply system | |
| CN203374423U (en) | Pressurizing compensation water turbine and cooling system provided with pressurizing compensation water turbine | |
| CN204244013U (en) | Pump buncher | |
| CN205155533U (en) | Cooling and lubrication system is concentrated to cigarette machine equipment | |
| CN204226112U (en) | A kind of land straight drive blower | |
| CN204610270U (en) | A kind of from coolant seal controller gear pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |