CN204046352U - High temperature resistant high sealing food oil circulatory system motor special - Google Patents
High temperature resistant high sealing food oil circulatory system motor special Download PDFInfo
- Publication number
- CN204046352U CN204046352U CN201420464215.4U CN201420464215U CN204046352U CN 204046352 U CN204046352 U CN 204046352U CN 201420464215 U CN201420464215 U CN 201420464215U CN 204046352 U CN204046352 U CN 204046352U
- Authority
- CN
- China
- Prior art keywords
- housing
- high temperature
- oil
- temperature resistant
- rotating shaft
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model belongs to motor device technical field, especially relates to a kind of high temperature resistant high sealing food oil circulatory system motor special.Front end housing center has the cylindrical body of passing for rotating shaft front end, rotary dynamic sealing structure is provided with between cylindrical body and rotating shaft, front end housing is provided with some air outlets, rear end cap is provided with some air inlets, in housing, be provided with wind passage, be also provided with in housing and the air outside housing can be made to enter and the centrifugal blower assembly exported from air outlet from air inlet.Compared with prior art, the advantage of this high temperature resistant high sealing food oil circulatory system motor special is: 1, reasonable in design, and structure is simple, heat radiation and good sealing effect, extends motor useful life.2, accumulation oil near high temperature resistant oil sealing can be discharged in time, ensure that machine shaft normally works.
Description
Technical field
The utility model belongs to motor device technical field, especially relates to a kind of high temperature resistant high sealing food oil circulatory system motor special.
Background technology
Motor is widely used in all trades and professions, in the food oil circulatory system, stirs or carries after needing to use motor to install blade to the food oil after heating.Because operational environment is warmmer, add in motor operation course and self produce amount of heat, therefore require that motor has good heat dispersion, thus avoid aging circuit, to guarantee that motor has longer useful life.In addition, in the food oil circulatory system, after needing to use motor that blade is installed, the food oil after heating is stirred or carried.Because blade is immersed in food oil, when stirring, food oil can be oozed out along rotating shaft, and enters in motor, thus has a strong impact on motor useful life.
Heat radiation is carried out to motor and has diversified scheme, such as, adopt Open architecture, utilize external air flow to dispel the heat to motor internal.But owing to there is oil smoke in food oil circulatory system operational environment, even if there is good mist extractor equipment, be also difficult to guarantee that the oil smoke by all excludes the operational environment of motor; And smog easily forms condensation of oil along with air-flow enters after in motor, thus cause the damage of motor.On the other hand, also oil smoke may be accumulated as fluid oil at axis hole place, thus enters motor internal along rotating shaft.
For this reason, people have carried out long-term exploration, propose various solution.Such as, Chinese patent literature discloses a kind of radiating motor [application number: 201420001143.X], comprise electric machine casing, and be placed in stator in electric machine casing, rotor and rotating shaft, and being placed in the fan radiator of electric machine casing one end, this fan radiator is connected with rotating shaft, and described electric machine casing is that the internal layer that extruded by aluminium alloy overall thermal and skin are into a single integrated structure, between internal layer and skin, be provided with hollow cyclic water channel, described fan radiator periphery is installed with motor fan housing.After hollow cyclic water channel injects cooling water, the most of heat produced by motor is taken away, then passes through the fan cooling at rotating shaft rear, realizes the heat sinking function of rotor, reduces machine operation temperature, thus effectively extend the useful life of motor.Somebody devises a kind of sealed electric-motor [application number: 200510136953.1], comprising: stator; Be located at the rotor in described stator; And for supporting the main shaft of described rotor, described main shaft comprises: hollow pipe; And the plug be assemblied in described hollow pipe two ends, described plug has respective through hole.Although such scheme can use in the food oil circulatory system, still there is design reasonable not, structure is comparatively complicated, the not high defect of mechanical strength.
Although such scheme one has good radiating effect, still there is design reasonable not, structure is compact not, is difficult to be arranged in the food oil circulatory system, the more high defect of use cost.Although such scheme two can use in the food oil circulatory system, still there is design reasonable not, structure is comparatively complicated, the not high defect of mechanical strength.
Summary of the invention
The object of the invention is for the problems referred to above, provide a kind of reasonable in design, structure is simple, good heat dissipation effect and sealing property is high, extends the high temperature resistant high sealing food oil circulatory system motor special in motor useful life.
For achieving the above object, present invention employs following technical proposal: this high temperature resistant high sealing food oil circulatory system motor special, comprise housing and be fixed on the stator in housing, front end housing and rear end cap is fixed with respectively at the two ends of housing, front end housing is provided with the installation convex surface for front end housing being arranged on food oil outside of containers, rotating shaft is equipped with in described housing, rotating shaft is fixed with rotor, described rotating shaft front end is run through front end housing and is connected with the impeller that can rotate in high temperature food oil, described rotating shaft rear end and rear end cap are rotationally connected, motor circuit structure is provided with inside rear end cap, it is characterized in that, described front end housing center has the cylindrical body of passing for rotating shaft front end, rotary dynamic sealing structure is provided with between cylindrical body and rotating shaft, described front end housing is provided with some air outlets, described rear end cap is provided with some air inlets, wind passage was provided with in housing, also be provided with in described housing and the air outside housing can be made to enter and the centrifugal blower assembly exported from air outlet from air inlet.
In above-mentioned high temperature resistant high sealing food oil circulatory system motor special, described rotary dynamic sealing structure comprises the axle sleeve being fixed on rotating shaft front end, be arranged with the high temperature resistant oil sealing be fixed in cylindrical body outside described axle sleeve, described high temperature resistant oil sealing inner ring and axle sleeve outer wall circumference are slidably connected.
In above-mentioned high temperature resistant high sealing food oil circulatory system motor special, described high temperature resistant oil sealing has cannelure toward the outer side, and described high temperature resistant oil sealing is made up of fluorubber.
In above-mentioned high temperature resistant high sealing food oil circulatory system motor special, described axle sleeve is inner to be slidably connected with annular bead inner ring circumference, is provided with another deep groove ball bearing between described rotating shaft rear end and rear end cap.
In above-mentioned high temperature resistant high sealing food oil circulatory system motor special, described cylindrical body is provided with the leakage of oil structure be positioned at outside rotary dynamic sealing structure.
In above-mentioned high temperature resistant high sealing food oil circulatory system motor special, described leakage of oil structure comprises out the leakage of oil passage on front end housing, the upper end of described leakage of oil passage is positioned at the foot of cylindrical body, and the lower end of described leakage of oil passage extends to bottom front end housing.
In above-mentioned high temperature resistant high sealing food oil circulatory system motor special, described centrifugal blower assembly is arranged on housing one end near front end housing, described centrifugal blower assembly comprise be fixed on inner walls and in funnelform air guide ring, described air guide ring heavy caliber end and housing are connected, described air guide ring small-caliber end, towards air outlet, described rotating shaft is fixed with the centrifugal wind wheel that part is positioned at air guide ring.
In above-mentioned high temperature resistant high sealing food oil circulatory system motor special, described air inlet is arranged on the end face of rear end cap; Described air outlet extends to the side of front end housing and air outlet is positioned at the Lower Half of front end housing, the curved distribution of described air outlet from the end face of front end housing.
In above-mentioned high temperature resistant high sealing food oil circulatory system motor special, described rotating shaft is provided with sedimentator near one end of rear end cap, described rear end cap is fixed with centrifugal switch base plate.
In above-mentioned high temperature resistant high sealing food oil circulatory system motor special, the lower end of described leakage of oil passage is connected with negative tube, the other end of described negative tube is connected with the air duct tilting upward setting, axial flow blower is provided with in air duct, described air duct lower end is provided with capping and described negative tube is located in capping, the upper end of air duct is uncovered, bottom air duct, be provided with oil leaking hole, is arranged with the oil sump tank be fixed on air duct outside described oil leaking hole.
Compared with prior art, the advantage of this high temperature resistant high sealing food oil circulatory system motor special is: 1, reasonable in design, and structure is simple, sealing and good heat dissipation effect, extends motor useful life.2, accumulation oil near high temperature resistant oil sealing can be discharged in time, ensure that machine shaft normally works.3, while heat radiation, can prevent greasy dirt from entering in motor and damage motor.4, high-temperature resistant result is good, not fragile, reduces use cost.5, the feature of environmental protection is good, can recovery section grease.
Accompanying drawing explanation
What Fig. 1 provided for the utility model partly cuts open structural representation.
The main TV structure schematic diagram that Fig. 2 provides for the utility model.
The left TV structure schematic diagram that Fig. 3 provides for the utility model.
The right TV structure schematic diagram that Fig. 4 provides for the utility model.
Another structural representation that Fig. 5 provides for the utility model.
In figure, housing 1, stator 2, front end housing 3, rear end cap 4, installation convex surface 3a, rotating shaft 5, rotor 51, cylindrical body 31, rotary dynamic sealing structure 6, air outlet 32, air inlet 41, excessively wind passage 11, centrifugal blower assembly 7, axle sleeve 61, high temperature resistant oil sealing 62, cannelure 621, annular bead 311, deep groove ball bearing 312, leakage of oil structure 8, leakage of oil passage 81, air guide ring 71, centrifugal wind wheel 72, sedimentator 9, centrifugal switch base plate 10, negative tube 81a, air duct 81b, oil sump tank 81c.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail.
As Figure 1-5, this high temperature resistant high sealing food oil circulatory system motor special, the stator 2 comprising housing 1 and be fixed in housing 1, is fixed with front end housing 3 and rear end cap 4 respectively at the two ends of housing 1.Front end housing 3 is provided with the installation convex surface 3a for front end housing 3 being arranged on food oil outside of containers.Be equipped with rotating shaft 5 in housing 1, rotating shaft 5 is fixed with rotor 51, rotating shaft 5 front end is run through front end housing 3 and is connected with the impeller that can rotate in high temperature food oil, and rotating shaft 5 rear end and rear end cap 4 are rotationally connected, and are provided with motor circuit structure inside rear end cap 4.Front end housing 3 center has the cylindrical body 31 of passing for rotating shaft 5 front end, is provided with rotary dynamic sealing structure 6 between cylindrical body 31 and rotating shaft 5.Front end housing 3 is provided with some air outlets 32, and rear end cap 4 is provided with some air inlets 41, is provided with wind passage 11 in housing 1, is also provided with the air outside housing 1 can be made to enter and the centrifugal blower assembly 7 exported from air outlet 32 from air inlet 41 in housing 1.Rotating shaft 5 is provided with sedimentator 9 near one end of rear end cap 4, rear end cap 4 is fixed with centrifugal switch base plate 10.
Because the vibrational power flow such as wiring board of motor is in the one end away from rotating shaft 5 output, the gas flow temperature therefore entered from air inlet 41 is lower, can not cause the aging of line construction.Otherwise if airflow direction is reverse, then the air-flow entered is due to the close food oil circulatory system, therefore hotter, and also can absorb the heat that machine operation produces, when reaching the structures such as wiring board when air-flow at air-flow through motor internal, temperature is very high, therefore easily causes aging circuit.In the present embodiment, air inlet 41 can also arrange dust net or grease proofing air-permeable layer, thus guarantee that the air entering motor internal is clear, effectively prevent oil smoke dirt to enter housing 1 from air inlet 41.Can effectively prevent food oil from entering in housing 1 from the gap between rotating shaft 5 cylindrical body 31 by rotary dynamic sealing structure 6.
In the present embodiment, rotary dynamic sealing structure 6 comprises the axle sleeve 61 being fixed on rotating shaft 5 front end, the high temperature resistant oil sealing 62 be fixed in cylindrical body 31 is arranged with outside axle sleeve 61, high temperature resistant oil sealing 62 inner ring and axle sleeve 61 outer wall circumference are slidably connected, high temperature resistant oil sealing 62 has cannelure 621 toward the outer side, high temperature resistant oil sealing 62 is made up of fluorubber, cylindrical body 31 and axle sleeve 61 interference fit.Rotating shaft 5 end face is provided with the slot for connecting impeller, owing to arranging axle sleeve 61, the binding site of rotating shaft 5 with impeller can be encapsulated, thus blocking-up leakage of oil continues to housing 1 delivered inside along rotating shaft 5.High temperature resistant oil sealing 62 can prevent food oil from being entered in housing 1 by gap between axle sleeve 61 and cylindrical body 31 further.Annular bead 311 is provided with in the middle part of cylindrical body 31, the inner of high temperature resistant oil sealing 62 is resisted against the outside of annular bead 311, the inner side of annular bead 311 is provided with deep groove ball bearing 312, axle sleeve 61 is inner to be slidably connected with annular bead 311 inner ring circumference, is provided with another deep groove ball bearing 312 between rotating shaft 5 rear end and rear end cap 4.Deep groove ball bearing 312 can also extend the useful life of motor while ensureing the circumferential rotational stability of rotating shaft 5, reduces the maintenance cost of motor.
Cylindrical body 31 is provided with the leakage of oil structure 8 be positioned at outside rotary dynamic sealing structure 6, leakage of oil structure 8 comprises out the leakage of oil passage 81 on front end housing 3, the upper end of leakage of oil passage 81 is positioned at the foot of cylindrical body 31, and the lower end of leakage of oil passage 81 extends to bottom front end housing 3; Leakage of oil passage 81 can make the food oil between high temperature resistant oil sealing 62 and axle sleeve 61 spill in time, ensure that the normal rotation of rotating shaft 5, saves clearance time, makes the food oil circulatory system can normal operation.
The lower end of leakage of oil passage 81 is connected with negative tube 81a, the other end of negative tube 81a is connected with the air duct 81b tilting upward setting, axial flow blower is provided with in air duct 81b, air duct 81b lower end is provided with capping and negative tube 81a is located in capping, the upper end of air duct 81b is uncovered, bottom air duct 81b, be provided with oil leaking hole, outside oil leaking hole, be arranged with the oil sump tank 81c be fixed on air duct 81b.Said structure can not only make the food oil between high temperature resistant oil sealing 62 and axle sleeve 61 spill timely, can also recovery section volatilization food oil, reduce add the food oil existed in air break, carry out recycling.Obvious directly can also place oily collection box in the lower end of leakage of oil passage 81.
Centrifugal blower assembly 7 is arranged on housing 1 one end near front end housing 3, centrifugal blower assembly 7 comprise be fixed on housing 1 inwall and in funnelform air guide ring 71, air guide ring 71 heavy caliber end and housing 1 are connected, air guide ring 71 small-caliber end, towards air outlet 32, rotating shaft 5 is fixed with the centrifugal wind wheel 72 that part is positioned at air guide ring 71.Air guide ring 71 effectively can improve the wind-force of air outlet 32 eluting gas, ensure that the food oil of volatilization cannot enter in housing 1, extends the useful life of the parts such as electronic component.
Air inlet 41 is arranged on the end face of rear end cap 4; Air outlet 32 extends to the side of front end housing 3 and air outlet 32 is positioned at the Lower Half of front end housing 3, the curved distribution of air outlet 32 from the end face of front end housing 3.That is, in the present embodiment, air outlet 32 is L-shaped, and curved dispersion when air-flow exports, can not cause and cannot export in time because motor front is provided with the food oil circulatory system.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Although more employ housing 1 herein, stator 2, front end housing 3, rear end cap 4, convex surface 3a is installed, rotating shaft 5, rotor 51, cylindrical body 31, rotary dynamic sealing structure 6, air outlet 32, air inlet 41, cross wind passage 11, centrifugal blower assembly 7, axle sleeve 61, high temperature resistant oil sealing 62, cannelure 621, annular bead 311, deep groove ball bearing 312, leakage of oil structure 8, leakage of oil passage 81, air guide ring 71, centrifugal wind wheel 72, sedimentator 9, centrifugal switch base plate 10, negative tube 81a, air duct 81b, the terms such as oil sump tank 81c, but do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present utility model more easily; The restriction that they are construed to any one additional is all contrary with the utility model spirit.
Claims (10)
1. a high temperature resistant high sealing food oil circulatory system motor special, comprise housing (1) and be fixed on the stator (2) in housing (1), front end housing (3) and rear end cap (4) is fixed with respectively at the two ends of housing (1), front end housing (3) is provided with the installation convex surface (3a) for front end housing (3) being arranged on food oil outside of containers, rotating shaft (5) is equipped with in described housing (1), rotating shaft (5) is fixed with rotor (51), described rotating shaft (5) front end is run through front end housing (3) and is connected with the impeller that can rotate in high temperature food oil, described rotating shaft (5) rear end and rear end cap (4) are rotationally connected, motor circuit structure is provided with in rear end cap (4) inner side, it is characterized in that, described front end housing (3) center has the cylindrical body (31) of passing for rotating shaft (5) front end, rotary dynamic sealing structure (6) is provided with between cylindrical body (31) and rotating shaft (5), described front end housing (3) is provided with some air outlets (32), described rear end cap (4) is provided with some air inlets (41), wind passage (11) was provided with in housing (1), also be provided with in described housing (1) and housing (1) air outward can be made to enter from air inlet (41) and the centrifugal blower assembly (7) exported from air outlet (32).
2. high temperature resistant high sealing food oil circulatory system motor special according to claim 1, it is characterized in that, described rotary dynamic sealing structure (6) comprises the axle sleeve (61) being fixed on rotating shaft (5) front end, be arranged with the high temperature resistant oil sealing (62) be fixed in cylindrical body (31) outside described axle sleeve (61), described high temperature resistant oil sealing (62) inner ring and axle sleeve (61) outer wall circumference are slidably connected.
3. high temperature resistant high sealing food oil circulatory system motor special according to claim 2, it is characterized in that, described high temperature resistant oil sealing (62) has cannelure (621) toward the outer side, and described high temperature resistant oil sealing (62) is made up of fluorubber.
4. high temperature resistant high sealing food oil circulatory system motor special according to claim 3, it is characterized in that, described cylindrical body (31) middle part is provided with annular bead (311), the inner of described high temperature resistant oil sealing (62) is resisted against the outside of annular bead (311), the inner side of described annular bead (311) is provided with deep groove ball bearing (312), described axle sleeve (61) is inner to be slidably connected with annular bead (311) inner ring circumference, another deep groove ball bearing (312) is provided with between described rotating shaft (5) rear end and rear end cap (4).
5. the high temperature resistant high sealing food oil circulatory system motor special according to claim 1 or 2 or 3 or 4, it is characterized in that, described cylindrical body (31) is provided with the leakage of oil structure (8) being positioned at rotary dynamic sealing structure (6) outside.
6. high temperature resistant high sealing food oil circulatory system motor special according to claim 5, it is characterized in that, described leakage of oil structure (8) comprises out the leakage of oil passage (81) on front end housing (3), the upper end of described leakage of oil passage (81) is positioned at the foot of cylindrical body (31), and the lower end of described leakage of oil passage (81) extends to front end housing (3) bottom.
7. the high temperature resistant high sealing food oil circulatory system motor special according to claim 1 or 2 or 3 or 4, it is characterized in that, described centrifugal blower assembly (7) is arranged on housing (1) one end near front end housing (3), described centrifugal blower assembly (7) comprise be fixed on housing (1) inwall and in funnelform air guide ring (71), described air guide ring (71) heavy caliber end and housing (1) are connected, described air guide ring (71) small-caliber end is towards air outlet (32), described rotating shaft (5) is fixed with the centrifugal wind wheel (72) that part is positioned at air guide ring (71).
8. high temperature resistant high sealing food oil circulatory system motor special according to claim 7, is characterized in that, described air inlet (41) is arranged on the end face of rear end cap (4); Described air outlet (32) extends to the side of front end housing (3) and air outlet (32) is positioned at the Lower Half of front end housing (3), described air outlet (32) curved distribution from the end face of front end housing (3).
9. the high temperature resistant high sealing food oil circulatory system motor special according to claim 1 or 2 or 3 or 4, it is characterized in that, described rotating shaft (5) is provided with sedimentator (9) near one end of rear end cap (4), and described rear end cap (4) is fixed with centrifugal switch base plate (10).
10. high temperature resistant high sealing food oil circulatory system motor special according to claim 6, it is characterized in that, the lower end of described leakage of oil passage (81) is connected with negative tube, the other end of described negative tube is connected with the air duct tilting upward setting, axial flow blower is provided with in air duct, described air duct lower end is provided with capping and described negative tube is located in capping, the upper end of air duct is uncovered, bottom air duct, be provided with oil leaking hole, outside described oil leaking hole, be arranged with the oil sump tank be fixed on air duct.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420464215.4U CN204046352U (en) | 2014-08-15 | 2014-08-15 | High temperature resistant high sealing food oil circulatory system motor special |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420464215.4U CN204046352U (en) | 2014-08-15 | 2014-08-15 | High temperature resistant high sealing food oil circulatory system motor special |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204046352U true CN204046352U (en) | 2014-12-24 |
Family
ID=52246979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420464215.4U Withdrawn - After Issue CN204046352U (en) | 2014-08-15 | 2014-08-15 | High temperature resistant high sealing food oil circulatory system motor special |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204046352U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104242550A (en) * | 2014-08-15 | 2014-12-24 | 浙江格美机电科技有限公司 | High-temperature-resistant highly-sealed motor special for food oil circulating system |
-
2014
- 2014-08-15 CN CN201420464215.4U patent/CN204046352U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104242550A (en) * | 2014-08-15 | 2014-12-24 | 浙江格美机电科技有限公司 | High-temperature-resistant highly-sealed motor special for food oil circulating system |
| CN104242550B (en) * | 2014-08-15 | 2016-08-24 | 浙江格美机电科技有限公司 | High temperature resistant high sealing food oil blood circulation motor special |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205207057U (en) | Wind generating set cooling system and wind generating set | |
| CN102223009B (en) | Engine cooling module and engine cooling system | |
| CN202782645U (en) | Heat dissipating device for electric automobile power assembly | |
| CN103490558B (en) | Direct wind-driven generator cooling system | |
| CN101307767A (en) | Single-phase pipeline shielding electric pump | |
| CN205509779U (en) | Motor with cooling function | |
| CN203214668U (en) | Bearing box sealing device | |
| CN201461439U (en) | Pipeline shielding electric pump with internal circulation structure | |
| CN206250878U (en) | A kind of electric machine structure of the external air-cooled thermal resistance flange of centrifugation | |
| CN101408199A (en) | Intelligent water pump | |
| US10605234B2 (en) | Wind turbine with a nacelle including a water draining device | |
| CN205811775U (en) | Temperature control motor and the wind oil hybrid cooling system of controller | |
| CN206770135U (en) | A kind of wind power generating set Multifunction ventilated conversion equipment | |
| CN204046352U (en) | High temperature resistant high sealing food oil circulatory system motor special | |
| CN109538744A (en) | A kind of electric vehicle input shaft spline self-lubricating device | |
| CN206272404U (en) | A kind of excellent motor of vibration damping radiating effect | |
| CN104242550B (en) | High temperature resistant high sealing food oil blood circulation motor special | |
| CN201726256U (en) | Sliding bearing ventilation structure used for motor | |
| CN204783793U (en) | Self -balancing multistage centrifugal pump positioning end bearing housing structure and bearing assembly | |
| CN110425404A (en) | A kind of lubrication system of new-energy automobile power motor bearing | |
| CN207200505U (en) | Motor with cooling ring cover | |
| CN211343463U (en) | Bearing box device of cantilever type fan bearing forced air cooling | |
| CN107379884A (en) | Wheel hub motor respiration heat-radiation structure | |
| CN101640451A (en) | Cooling system of 1.5MW wind turbine | |
| CN202663261U (en) | Single-phase asynchronous motor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141224 Effective date of abandoning: 20160824 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |