CN208578748U - AC transmission electric power locomotive traction ventilator and its locomotive - Google Patents
AC transmission electric power locomotive traction ventilator and its locomotive Download PDFInfo
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- CN208578748U CN208578748U CN201820728543.9U CN201820728543U CN208578748U CN 208578748 U CN208578748 U CN 208578748U CN 201820728543 U CN201820728543 U CN 201820728543U CN 208578748 U CN208578748 U CN 208578748U
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Abstract
The utility model provides a kind of AC transmission electric power locomotive traction ventilator and its locomotive, including: includes: main wind tube, guide shell, diffusion barrel, motor and centrifugal impeller, guide shell is set in the first end of main wind tube, diffusion barrel is set in the second end of main wind tube；Motor is installed in main wind tube, and is drivingly connected with centrifugal impeller；Centrifugal impeller is contained in main wind tube, and close to guide shell；Centrifugal impeller includes air intake cover and multiple blades, and blade is connect with motor driven；The top of blade is inclined-plane；Air intake cover covers at the top of centrifugal impeller, and the inner wall of air intake cover is bonded with inclined-plane, and the top surface of air intake cover is connected with guide shell.The ventilation blower can obtain preferable supercharging effect under the premise of not increased in size.Another aspect of the utility model additionally provides the locomotive comprising the ventilation blower.
Description
Technical field
The utility model relates to field of fluid machinery, are specifically related to a kind of AC transmission electric power locomotive traction ventilator
And its locomotive.
Background technique
Traction electric machine is the driving part of locomotive operation.Electricity when locomotive traction train fast running, inside traction electric machine
Magnet-wire can generate a large amount of heat because there are certain resistance for electromagnetic wire by very big electric current.For the normal traction for guaranteeing locomotive
Work prevents heat accumulation temperature from increasing damage motor, and locomotive need to configure ventilation blower and carry out forcing heat dissipation, and matched ventilation blower claims
It is important component indispensable in locomotive for traction ventilator.
Since locomotive needs traction compartment as much as possible or reaches the speed of service as high as possible, therefore, it is desirable to use
Traction device with traction power as big as possible.In order to reach this requirement, traction device necessarily produces in distraction procedure
Raw more heats need to generate bigger heat dissipation air quantity.And the inevitable increasing that will lead to aerated area resistance of increase of air quantity
Add, therefore blower needs bigger pressure to be just able to achieve better heat dissipation.But existing locomotive can load capacity it is limited, when blower produce
When raw larger pressure, vehicle is often unable to operate normally.
The space of installation blower can be used limited additionally, due on locomotive, it is desirable that the size of blower used cannot be excessive.But wind
Machine is undersized and can not effectively dispel generated excessive heat.And locomotive whole-vehicle self weight also requires, thus cannot adopt
It is radiated with overweight blower.Although existing traction ventilator is able to satisfy locomotive installation space outer dimension and weight is wanted
It asks, but since the limitation of revolving speed, flow and pressure are difficult to further be promoted, thus existing traction blower is unable to satisfy locomotive more
Cooling requirements under the conditions of high driving power and higher speed.
Utility model content
The purpose of this utility model is to provide a kind of AC transmission electric power locomotive traction ventilator, the utility model solutions
It, can not be right under the premise of existing traction ventilator of having determined can not meet locomotive installation space outer dimension and complete vehicle weight requirement again
The technical issues of excessive heat that locomotive generates under the higher speed of service is effectively radiated.
The utility model provides a kind of AC transmission electric power locomotive traction ventilator, comprising: main wind tube, guide shell, expansion
Cylinder, motor and centrifugal impeller are dissipated, guide shell is set in the first end of main wind tube, diffusion barrel is set in the second end of main wind tube；
Motor is installed in main wind tube, and is drivingly connected with centrifugal impeller；
Centrifugal impeller is contained in main wind tube, and close to guide shell；
Centrifugal impeller includes air intake cover and multiple blades, and blade is connect with motor driven；
The top of blade is inclined-plane；Air intake cover covers at the top of centrifugal impeller, and the inner wall of air intake cover is bonded with inclined-plane, into
The top surface of fan housing is connected with guide shell.
Further, AC transmission electric power locomotive traction ventilator further includes frustum type air inlet structure, and air inlet structure holds
It is contained in guide shell, one end is docked with air intake cover.
Further, centrifugal impeller includes core wheel and drive disk, and core wheel is connect with motor driven, and drive disk is sheathed on core wheel
On, the bottom end of blade is connected with drive disk.
Further, centrifugal impeller further include: core wheel cylinder and stiffening plate, core wheel cylinder are sheathed on the driving output shaft of motor
On, one end of stiffening plate is connected with core wheel cylinder, and the other end is connected with blade.
Further, drive disk further includes stiffening plate and substrate, and substrate is sheathed on core wheel, and vertical core wheel extends shape
At；One end of stiffening plate is connected with the free end of substrate, and the vertical core wheel of the other end extends outwardly；The vertical stiffening plate of blade 32 with
Stiffening plate is connected
Further, wind gathering ring is arranged in the top of air intake cover, and one end of wind gathering ring is connected with guide shell；Guide shell and expansion
Scattered cylinder is frustum type cylinder；
AC transmission electric power locomotive traction ventilator further includes rate controlling unit, and rate controlling unit is connect with motor control.
Further, AC transmission electric power locomotive traction ventilator further include: multiple deflectors, the side of deflector with
Motor is connected, and each deflector is arranged along the longitudinally-aligned blade of blade, and the outside of deflector and the inner wall of main wind tube fit.
Further, the radian of the longitudinal section of deflector is 200~250 °；The inner side edge of deflector includes connected first
Segmental arc and the second segmental arc, the first segmental arc close to deflector top and to deflector internal projection, the second segmental arc is to deflector evagination
It rises, the radian of the first segmental arc is 300~310 °；The radian of second segmental arc is 25~35 °.
Further, blade and guide shell surround the first air duct, and deflector and main wind tube surround the second air duct, the first air duct
It is connected with the second air duct.
The another aspect of the utility model additionally provides a kind of AC transmission electric power locomotive, including such as above-mentioned AC Drive
Use for electric locomotive traction ventilator.
The technical effect of the utility model:
AC transmission electric power locomotive traction ventilator provided by the utility model passes through two opposite ends in the first air duct
Cone cylinder is respectively set, air velocity and diffusion can be accelerated, is fitted to the rotation of motor shaft end impeller, realizes and quickly improves
Air pressure, and it is effectively conveyed to the traction electric machine for needing ventilating and cooling, the pressure of air can be increased to above atmospheric pressure
5000Pa。
AC transmission electric power locomotive traction ventilator provided by the utility model, impeller used use centrifugal impeller, can
So that blower is generated higher pressure and flow, and there is high-intensitive and rigidity, so that it is guaranteed that the reliability to run at high speed；And each
Oblique pull plate is arranged in impeller and plate connection, further improves the strength and stiffness of impeller, it is ensured that the reliability under high revolving speed,
And the sealing effect of motor is improved, so that it highly reliable can be run at high speed long-life.
AC transmission electric power locomotive traction ventilator provided by the utility model is equipped with arcuate structure using side, and
Deflector with radian itself can effectively realize air-flow from impeller outlet throw away after water conservancy diversion, while the deflector can also have
Effect support motor.
AC transmission electric power locomotive traction ventilator provided by the utility model, the high air quantity of pressure is big, light-weight, structure
It is compact, small in size, and can realize the adjusting of various different flow pressure under the premise of being changed without hardware, meet different operating conditions
Requirement.Meet the requirement of flow and pressure.
Specifically please refer to the various implementations that AC transmission electric power locomotive traction ventilator according to the present utility model proposes
Example it is described below, will make apparent in terms of the above and other of the utility model.
Detailed description of the invention
Fig. 1 is the broken section structural representation of AC transmission electric power locomotive traction ventilator provided by the utility model
Figure；
Fig. 2 is the first air duct of blower main view partial schematic sectional view in Fig. 1；
Fig. 3 is the broken section schematic front view of the centrifugal impeller in Fig. 1；
Fig. 4 is the deflector structure schematic diagram of Fig. 1, wherein a) be deflector section side schematic view；It b) is deflector
Schematic front view；
Marginal data:
1, the first air duct；2, air inlet structure；3, centrifugal impeller；4, the second air duct；5, motor；6, deflector；7, rate controlling list
Member；11, guide shell；12, main wind tube；13, box structure；14, diffusion barrel；31, air intake cover；32, blade；33, drive disk；34, add
Strong plate；35, core wheel.
Specific embodiment
The attached drawing constituted part of this application is used to provide a further understanding of the present invention, the utility model
Illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.
Referring to Fig. 1 and 3, a kind of AC transmission electric power locomotive traction ventilator provided by the utility model, comprising: main wind
Guide shell 11, second end is arranged in the first end of main wind tube 12 in cylinder 12, guide shell 11, diffusion barrel 14, motor 5 and centrifugal impeller 3
Upper setting diffusion barrel 14；Motor 5 is installed in main wind tube 12, and is drivingly connected with centrifugal impeller 3；Centrifugal impeller 3 is contained in master
In air duct 12, and close to guide shell 11；Centrifugal impeller 3 includes air intake cover 31 and multiple blades 32, and blade 32 and the driving of motor 5 connect
It connects；The top of blade 32 is inclined-plane；Air intake cover 31 covers at the top of centrifugal impeller 3, and the inner wall of air intake cover 31 is bonded with inclined-plane,
The top surface of air intake cover 31 is connected with guide shell 11.
By using the air intake cover 31 that can be fitted with 32 top surface of blade, water conservancy diversion preferably can be carried out to air inlet, keep it most
It may fully enter in centrifugal impeller 3, air is effectively pressurized by the rotation of centrifugal impeller 3.
Preferably, wind gathering ring is arranged in the top of air intake cover 31, and one end of wind gathering ring is connected with guide shell 11.Pass through setting
The amount that air enters centrifugal impeller 3 can be improved with the wind gathering ring of 11 closed butt joint of guide shell, effectively realization high-efficient pressurizing.
Referring to fig. 2, it is preferred that guide shell 11 and diffusion barrel 14 are frustum type cylinder.Using frustum type tube structure, energy
The preliminary pressurization to gas is realized in guide shell 11, and realizes the raising to the wind speed of gas by diffusion barrel 14, thus real
Now efficient cooling.
It preferably, further include frustum type air inlet structure 2, air inlet structure 2 is contained in guide shell 11, one end and air intake cover 31
Docking.Air inlet structure 2 is the structure of approximate frustum, also primarily serves wind gathering and the effect of water conservancy diversion, is carried out for the pressurization of centrifugal impeller 3
Prepare.
Referring to Fig. 3, it is preferred that centrifugal impeller 3 includes core wheel 35 and drive disk 33, and core wheel 35 and motor 5 are drivingly connected, drive
Moving plate 33 is sheathed on core wheel 35, and the bottom end of blade 32 is connected with drive disk 33.By 33 driving blade 32 of drive disk, can keep away
Exempt from 32 side of blade and core wheel 35 be connected directly caused by air constricted flow, can not maximal efficiency performance supercharging effect
Problem.
Preferably, centrifugal impeller 3 further include: core wheel cylinder and stiffening plate 34, core wheel cylinder are sheathed on the driving output shaft of motor 5
On, one end of stiffening plate 34 is connected with core wheel cylinder, and the other end is connected with blade 32.It, can be effective by the way that stiffening plate 34 is arranged
The intensity that blade 32 bears air pressure is improved, to realize that high pressure provides condition.
Preferably, drive disk 33 further includes stiffening plate and substrate, and substrate is sheathed on core wheel 35, and vertical core wheel 35 extends
It is formed；One end of stiffening plate is connected with the free end of substrate, and the vertical core wheel 35 of the other end extends outwardly；The vertical reinforcement of blade 32
Plate is connected with stiffening plate.The fixation that blade 32 is realized by stiffening plate, can improve the reliability of blade 32, blade 32 is avoided to exist
It is deformed under high pressure.
Preferably, blade 32 is with a thickness of 2~7mm, and drive disk 33 is with a thickness of 5~10mm, and stiffening plate is with a thickness of 2~7mm.It presses
The setting of this thickness, can preferably guarantee the intensity of blower.
Referring to Fig. 1, it is preferred that further include: the side of multiple deflectors 6, deflector 6 is connected with motor 5, each deflector
6 along blade 32 longitudinally-aligned blade 32 be arranged, the outside of deflector 6 and the inner wall of main wind tube 12 fit.It is specific real one
It applies in example, the axis of motor vertical 5 extends outward to form mounting plate on the top surface of motor 5, the inside of deflector 6 and mounting plate
Free end is connected.Mounting plate, which is arranged, can prevent the air being pressurized from entering between deflector 6 and motor 5.
Referring to fig. 4 a), it is preferred that the radian of the longitudinal section of deflector 6 is 200~250 °.
Referring to fig. 4 b) preferably, the inner side edge of deflector 6 includes connected the first segmental arc and the second segmental arc, the first segmental arc
Close to deflector 6 top and to 6 internal projection of deflector, the second segmental arc is to 6 outer lug of deflector, the radian of the first segmental arc
300~310 °；The radian of second segmental arc is 25~35 °.Using the segmental arc of the size, gained deflector 6 can preferable water conservancy diversion increasing
It calms the anger body, places pressurization gas pressure reduction during water conservancy diversion.
Preferably, blade 32 and guide shell 11 surround the first air duct 1, and deflector 6 and main wind tube 12 surround the second air duct 4,
First air duct 1 is connected with the second air duct 4.It can will enter the compression of centrifugal impeller 3 from the first air duct 1 by setting deflector 6
Gas, keep its pressure as far as possible is transmitted to the second air duct 4, so that avoiding multiple centrifugal impellers 3 are arranged leads to whole ventilation
The excessive problem of machine weight.
It preferably, further include rate controlling unit 7, rate controlling unit 7 and the control of motor 5 connect.Rate controlling unit 7 is adjustable motor 5
Revolving speed to realize effective control to the pressure of pressurization.Rate controlling unit 7 can be set in the box structure of 12 outer wall of main wind tube
In 13, to increase the structural compactness of whole blower.Rate controlling unit 7 is also able to achieve power supply and straight alternation is handed over to change the adjusting with frequency,
It controls blower and realizes that high revolving speed and airflow pressure are adjusted.
Referring to Fig. 1, in a specific embodiment, a kind of AC transmission electric power locomotive traction provided by the utility model
Ventilation blower, the first air duct 1 including tyre box structure are set to the air inlet structure 2 of air inlet region front end, in the first air duct from into
The centrifugal impeller (3) that wind region is set gradually to outlet air region, motor mounting plate and the second air duct (4) are arranged in the second air duct
Interior pot motor (5) is arranged in the deflector (6) between the first air duct and the second air duct, and is mounted on the first air duct
Rate controlling unit (7) in the box structure of institute's band.The front end flange and rear end flanges outer diameter having the same in the first air duct of blower,
It connects hole number and size is also identical.
1 from inlet end to outlet side, successively device has air inlet structure 2, centrifugal impeller (3) and the second air duct in first air duct
(4), be equipped in the second air duct (4) for providing the pot motor (5) driven, the first air duct 1 and the second air duct 4 it
Between arrange and be used to support and the deflector of air conducting (6)；Centrifugal impeller (3) includes the core wheel 35 being connected on electric machine main shaft
And air intake cover 31, blade 32, drive disk 33 and the stiffening plate 34 set gradually from the inlet end of impeller to outlet side, drive disk
33 include substrate and stiffening plate, guarantees the strength and stiffness of centrifugal impeller (3) when running at high speed.In a kind of specific embodiment party
In formula, blower centrifugal impeller (3) is welded using high-strength aluminum alloy, and vane thickness 5mm, drive disk is with a thickness of 8mm, stiffening plate
It will not be damaged with a thickness of 5mm with ensuring blower when rotating at high speed.
Preferably, the first air duct 1 includes the guide shell 11 in connection front end air inlet region, for installing the second air duct 4 and leading
The main wind tube 12 of flowing plate (6) connects the diffusion barrel 14 in rear end outlet air region, and outside is used to install the box structure 13 of rate controlling unit,
Box structure overall dimensions are less than main wind tube.
Preferably, it arranges and is used to support and the deflector of air conducting (6) between the first air duct 1 and the second air duct 4.Ginseng
See Fig. 4, in one embodiment, deflector (6) plate thickness direction has 215 ° of radian, while close to pot motor
(5) position is provided with the arc notch of R308.
Preferably, the guide shell 11, main wind tube 12 in the first air duct 1 including inlet end, outlet side diffusion barrel 14, Yi Jiyong
In the box structure 13 of installation rate controlling unit (7).
Preferably, the first air duct 1, the second air duct 4 and deflector (6) upper are matched radial and axial.
The another aspect of the utility model additionally provides a kind of AC transmission electric power locomotive, comprising such as above-mentioned AC Drive electricity
Power locomotive traction ventilator.
Fig. 1 is one of embodiment high-efficient axial centrifugal fan, it include the first air duct 1, air inlet structure 2,
Centrifugal impeller 3, the second air duct 4, motor 5, deflector 6, rate controlling unit 7.Air inlet structure 2 is installed on the first wind by installing bolt
The inlet end in road 1, air enter centrifugal impeller 3 from 2 water conservancy diversion of air inlet structure；Motor 5 is located inside the second air duct 4, passes through water conservancy diversion
Plate 6 is connect with the first air duct 1；Centrifugal impeller 3 is mounted on the output shaft of motor 5, adjusts air inlet structure 2 and centrifugal impeller 3
Gap, it is ensured that air enters receded disk impeller 3 according to reasonable streamline；Air is under the promotion of high-speed rotating centrifugal impeller 3
High speed circular motion generates pressure and rises, finally throws away from impeller outlet side while speed is promoted；Deflector 6 is welded on
Between two air ducts 4 and the first air duct 1, upper part position is concordant with the front end in the second air duct 4, leaves from 3 tangential direction of impeller
Air moves under the guidance of deflector 6 to motor axial direction, realizes that air forces flowing；After air enters the first air duct 1
After holding diffusion cone, speed starts to reduce, and pressure further increases.Motor 5 can be all kinds of common motors, preferably in an embodiment
In, revolving speed >=10000r/min of motor 5 used.Motor 5 under this revolving speed can preferably realize the pressurization to gas.
Using blower provided by the utility model especially suitable for being aerated to AC transmission electric power locomotive traction electric machine
It is cooling.First is that blower pressure and flow, the wind of the utility model can be improved compared with using the blower of common three phase alternating current motor
Machine uses more high-revolving motor, and the higher revolving speed of motor is realized by rate controlling unit, drives the receded disk impeller of centrifugal blower
High speed rotation does work to wind, so that compressor flow provided by the utility model is big and pressure is high；But due on locomotive space have
Limit can use smaller impeller and the first air duct using high revolving speed blower, save space, reduce weight；Third is that this is practical new
The blower of type can realize different high revolving speeds, meet the requirement of different operating conditions by the software adjustment of rate controlling unit.
In the utility model, the first, first air duct uses front and back pyramidal structure, and front end guide shell obtains air-flow in air intake
To acceleration, so that velocity gradient when reducing into quick runner, reduces flow losses；Diffusion cone in rear end makes main wind tube high speed
Air-flow gradually slows down, and dynamic pressure is efficiently converted into static pressure, promotes blower pressure.Second, centrifugal impeller uses arc formula blade, increases
Acting of the impeller to air-flow, effectively promotion blower pressure.Third needs higher strength and stiffness since wheel speed improves,
Stiffening plate and stiffening plate are increased on impeller, the stiffening plate close to core wheel can effectively improve strength and stiffness, while can be with
The vortex of core wheel area of low pressure is reduced, stiffening plate effectively improves the rigidity of drive disk.4th, box structure is directly welded at first
On the main wind tube in air duct, the space of both ends pyramidal structure is less than using the main wind tube outer diameter in the first air duct, effectively reduces blower
Overall dimension.5th, the deflector designed between the second air duct and the first air duct, the high speed that forced centrifugal impeller is thrown away
Swirling eddy reduces the windage loss between air-flow and air duct to Radial Flow, and dynamic pressure is efficiently converted into static pressure.
The first air duct 1 in the utility model, air inlet structure 2, the second air duct 4, deflector 6, according to requirements not
It is adopted with Fine Steel Casting iron, corrosion-resistant stainless steel or high strength nonmetallic material manufacture, centrifugal impeller 3 can be used according to revolving speed needs
With different materials, lower than 5000r/min height can be can be used with high-intensitive carbon steel, revolving speed 5000r/min to 9000r/min in revolving speed
Strength aluminium alloy, more high-revolving impeller should use the alloy of higher intensity.
Those skilled in the art will be clear that the scope of the utility model is not limited to example discussed above, it is possible to it
Several changes and modification are carried out, the scope of the utility model limited without departing from the appended claims.Although oneself is through attached
The utility model is illustrated and described in detail in figure and specification, but such illustrate and describe is only explanation or schematical,
And not restrictive.The utility model is not limited to the disclosed embodiments.
By to attached drawing, the research of specification and claims, those skilled in the art when implementing the utility model
It is understood that and realizes the deformation of the disclosed embodiments.In detail in the claims, term " includes " be not excluded for other steps or
Element, and indefinite article "one" or "an" be not excluded for it is multiple.That quotes in mutually different dependent claims is certain
The fact that measure, does not mean that the combination of these measures cannot be advantageously used.Any reference marker in claims is not
Constitute the limitation to the scope of the utility model.
Claims (10)
1. a kind of AC transmission electric power locomotive traction ventilator characterized by comprising main wind tube (12), guide shell (11),
Guide shell (11) are arranged in the first end of the main wind tube (12), the master in diffusion barrel (14), motor (5) and centrifugal impeller (3)
Diffusion barrel (14) are set in the second end of air duct (12)；
The motor (5) is installed in the main wind tube (12), and is drivingly connected with the centrifugal impeller (3)；
The centrifugal impeller (3) is contained in the main wind tube (12), and close to the guide shell (11)；
The centrifugal impeller (3) includes air intake cover (31) and multiple blades (32), and the blade (32) and the motor (5) drive
Connection；
The top of the blade (32) is inclined-plane；The air intake cover (31) covers at the top of the centrifugal impeller (3), it is described into
The inner wall of fan housing (31) is bonded with the inclined-plane, and the top surface of the air intake cover (31) is connected with the guide shell (11).
2. AC transmission electric power locomotive traction ventilator according to claim 1, which is characterized in that the AC Drive
Use for electric locomotive traction ventilator further includes frustum type air inlet structure (2), and the air inlet structure (2) is contained in the guide shell
(11) in, one end is docked with the air intake cover (31).
3. AC transmission electric power locomotive traction ventilator according to claim 1, which is characterized in that the centrifugal impeller
It (3) include core wheel (35) and drive disk (33), the core wheel (35) and the motor (5) are drivingly connected, the drive disk (33)
It is sheathed on the core wheel (35), the bottom end of the blade (32) is connected with the drive disk (33).
4. AC transmission electric power locomotive traction ventilator according to claim 3, which is characterized in that the centrifugal impeller
(3) further include: core wheel cylinder and stiffening plate (34), the core wheel cylinder are sheathed on the driving output shaft of the motor (5), described to add
One end of strong plate (34) is connected with the core wheel cylinder, and the other end is connected with the blade (32).
5. AC transmission electric power locomotive traction ventilator according to claim 3, which is characterized in that the drive disk
It (33) further include stiffening plate and substrate, the substrate is sheathed on the core wheel (35), and the vertical core wheel (35) extends shape
At；One end of the stiffening plate is connected with the free end of the substrate, and vertically the core wheel (35) extends outwardly the other end；Institute
The vertical stiffening plate of blade (32) is stated to be connected with the stiffening plate.
6. AC transmission electric power locomotive traction ventilator according to claim 1, which is characterized in that the air intake cover
(31) wind gathering ring is arranged in top, and one end of the wind gathering ring is connected with the guide shell (11)；The guide shell (11) and
The diffusion barrel (14) is frustum type cylinder；
The AC transmission electric power locomotive traction ventilator further includes rate controlling unit (7), the rate controlling unit (7) and the electricity
Machine (5) control connection.
7. AC transmission electric power locomotive traction ventilator described according to claim 1~any one of 6, which is characterized in that
The AC transmission electric power locomotive traction ventilator further include: multiple deflectors (6), the side of the deflector (6) and institute
It states motor (5) to be connected, each deflector (6) is arranged along the longitudinally-aligned blade (32) of the blade (32), described
The outside of deflector (6) and the inner wall of the main wind tube (12) fit.
8. AC transmission electric power locomotive traction ventilator according to claim 7, which is characterized in that the deflector
(6) radian of longitudinal section is 200~250 °；The inner side edge of the deflector (6) includes connected the first segmental arc and the second arc
Section, first segmental arc close to the deflector (6) top and to the deflector (6) internal projection, second segmental arc to
Deflector (6) outer lug, the radian of first segmental arc are 300~310 °；The radian of second segmental arc be 25~
35°。
9. AC transmission electric power locomotive traction ventilator according to claim 7, which is characterized in that the blade (32)
It being surrounded the first air duct (1) with the guide shell (11), the deflector (6) and the main wind tube (12) surround the second air duct (4),
First air duct (1) is connected with second air duct (4).
10. a kind of AC transmission electric power locomotive, which is characterized in that passed including exchange such as according to any one of claims 1 to 9
Dynamic use for electric locomotive traction ventilator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820728543.9U CN208578748U (en) | 2018-05-16 | 2018-05-16 | AC transmission electric power locomotive traction ventilator and its locomotive |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820728543.9U CN208578748U (en) | 2018-05-16 | 2018-05-16 | AC transmission electric power locomotive traction ventilator and its locomotive |
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| Publication Number | Publication Date |
|---|---|
| CN208578748U true CN208578748U (en) | 2019-03-05 |
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ID=65506103
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108412793A (en) * | 2018-05-16 | 2018-08-17 | 株洲联诚集团控股股份有限公司 | AC transmission electric power locomotive traction ventilator and its locomotive |
-
2018
- 2018-05-16 CN CN201820728543.9U patent/CN208578748U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108412793A (en) * | 2018-05-16 | 2018-08-17 | 株洲联诚集团控股股份有限公司 | AC transmission electric power locomotive traction ventilator and its locomotive |
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