CN201407197Y - Cooling fan of electricity multiple unit train traction transformer system - Google Patents
Cooling fan of electricity multiple unit train traction transformer system Download PDFInfo
- Publication number
- CN201407197Y CN201407197Y CN200920064292XU CN200920064292U CN201407197Y CN 201407197 Y CN201407197 Y CN 201407197Y CN 200920064292X U CN200920064292X U CN 200920064292XU CN 200920064292 U CN200920064292 U CN 200920064292U CN 201407197 Y CN201407197 Y CN 201407197Y
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- China
- Prior art keywords
- movable vane
- motor
- vane wheel
- intake grill
- traction transformer
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Abstract
A cooling fan of an electricity multiple unit train traction transformer system comprises a fan casing (1), a guide impeller (2), a motor (3), an air inlet moving impeller (4) and an air outlet movingimpeller (5). The guide impeller (2) is fixedly mounted in the fan casing (1), the motor (3) is mounted in a hub of the guide impeller (2), a rotating output shaft (31) of the motor (3) extends fromtwo ends of the motor body, the air inlet moving impeller (4) is arranged at one end of the rotating output shaft (31) of the motor (3) close to an air inlet (131), and the air outlet moving impeller(5) is arranged at the other end of the rotating output shaft (31) of the motor close to an air outlet (12) and disposed inside the fan casing (1). The cooling fan is strong in air power and small insize and is particularly adaptable to cooling and radiating of the traction transformer system of electricity multiple unit trains with speed higher than 300 kilometers per hour.
Description
Technical field
The utility model relates to a kind of blower fan that the electric express locomotive traction transformer system is cooled off, its particularly a kind of cooling fan for traction transformer system of motor train unit train.
Background technique
According to the state-owned railroads development strategy, country invests the high-speed railway net energetically, and introduces and produced 200 kilometers rail motor set locomotives of speed per hour.Quickening along with national high speed railway construction, country vigorously advocates and assimilates advanced foreign technologies and further refine them, at independent development speed per hour motor train unit train more than 300 kilometers energetically on the basis of 200 kilometers rail motor set locomotives, be mainly used in intercity high ferro and Wu Guang high ferro and following high-speed railway.
Present cooling fan for traction transformer system of motor train unit train mainly is to adopt " movable vane wheel+rearmounted water conservancy diversion fan blade " (R+S level) or " preposition water conservancy diversion fan blade+movable vane wheel " (P+R level) structure, the blower fan of this structure is because its movable vane wheel has only one, cause wind-force few, it gives the radiating effect of traction transformer system of motor train unit train undesirable, and it is difficult to adapt to speed per hour traction transformer system of motor train unit train cooling heat dissipation requirement more than 300 kilometers.
Summary of the invention
The purpose of this utility model is to overcome the above-mentioned deficiency of prior art and a kind of cooling fan for traction transformer system of motor train unit train is provided, its strong wind power, the blower fan chi is too small, and its cooling heat dissipation that is particularly suitable for speed per hour traction transformer system of motor train unit train more than 300 kilometers uses.
The technical solution of the utility model is: a kind of cooling fan for traction transformer system of motor train unit train, and it comprises Fan casing, water conservancy diversion fan blade, motor, intake grill movable vane wheel and exhaust outlet movable vane wheel; The water conservancy diversion fan blade is fixedly mounted in the Fan casing, and motor is installed in the wheel hub of water conservancy diversion fan blade, and the rotary output axis of motor stretches out from the two ends of motor body; Intake grill movable vane wheel be installed in motor rotary output axis close intake grill an end and be positioned at Fan casing; Exhaust outlet movable vane wheel be installed in motor rotary output axis close exhaust outlet the other end and be positioned at Fan casing, intake grill movable vane wheel is consistent with the direction blade that the exhaust outlet movable vane is taken turns.
The further technological scheme of the utility model is: the air inlet of described intake grill movable vane wheel is designed to " M " streamlined structure.
The utility model further technological scheme is: the blade of described intake grill movable vane wheel and exhaust outlet movable vane wheel adopts wing blades.
The further again technological scheme of the utility model is: the blade of described water conservancy diversion fan blade adopts the template blade.
The also further technological scheme of the utility model is: the diameter range of intake grill movable vane wheel and exhaust outlet movable vane wheel is between φ 565～595mm.
Casing, water conservancy diversion fan blade, intake grill movable vane wheel and exhaust outlet movable vane wheel all adopt aluminum alloy to be made.
The utility model compared with prior art has following characteristics:
1, the utility model adopts axial flow intake grill movable vane wheel and exhaust outlet movable vane wheel two-stage drive blade wheel structure, with traditional " movable vane wheel+rearmounted water conservancy diversion fan blade " (R+S level) and " preposition water conservancy diversion fan blade+movable vane wheel " (P+R level) structure integrator, form new " movable vane wheel+mid-water conservancy diversion fan blade+movable vane wheel ", i.e. " R+M+R " structure; That is to say that intake grill and exhaust outlet at blower fan have all designed movable vane wheel (totally two movable vane wheels), design has the water conservancy diversion fan blade between two movable vane wheels, blower fan adopts the separate unit motor driving, motor adopts twin shaft to stretch structure to drive two movable vane wheels simultaneously, air axially flows into from intake grill movable vane wheel, axially flows out from exhaust outlet movable vane wheel.The wind-force that the blower fan of this structure produces is big, compact structure, and blower sizes is few.
2, the air inlet of intake grill movable vane wheel is designed to " M " streamlined structure, and it can reduce length of the present utility model, improves the air inlet situation, improves air inflow.
3, casing, water conservancy diversion fan blade, intake grill movable vane wheel and exhaust outlet movable vane wheel all adopt aluminum alloy to be made, and have alleviated weight of the present utility model.
In order to be illustrated more clearly in the utility model, enumerate following examples, but it there is not any restriction to scope of invention.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the structural representation of intake grill movable vane wheel of the present utility model.
Embodiment
A kind of cooling fan for traction transformer system of motor train unit train, it comprises Fan casing 1, water conservancy diversion fan blade 2, motor 3, intake grill movable vane wheel 4 and exhaust outlet movable vane wheel 5; Water conservancy diversion fan blade 2 is fixedly mounted in the Fan casing 1, and motor 3 is stretched the motor of structure for twin shaft, and promptly the rotary output axis 31 of motor 3 stretches out from the two ends of motor body, and motor 3 is installed in the wheel hub of water conservancy diversion fan blade 2; Intake grill movable vane wheel 4 be installed in motor 3 rotary output axis 31 close intake grill 11 an end and be positioned at Fan casing 1; Exhaust outlet movable vane wheel 5 be installed in motor 3 rotary output axis 31 close exhaust outlet 12 the other end and be positioned at Fan casing 1, intake grill movable vane wheel 4 is consistent with the direction blade of exhaust outlet movable vane wheel 5, and promptly intake grill movable vane wheel 4 and exhaust outlet movable vane are taken turns 5 air supply direction and be air is blowed to exhaust outlet 12 from the intake grill 11 of casing 1 when motor 3 rotates.
The air inlet of intake grill movable vane wheel 4 is designed to " M " streamlined structure (as the shape of the dotted line among Fig. 26, its air inlet shape resembles " M " font), and this structure can reduce length of the present utility model, improves the air inlet situation, improves air inflow.
The diameter range of intake grill movable vane wheel 4 and exhaust outlet movable vane wheel 5 is positioned at φ 565～595mm.
Intake grill movable vane wheel 4 and exhaust outlet movable vane wheel 5 adopt wing blades.
The blade of water conservancy diversion fan blade 2 adopts the template blade.
The utility model is not limited to above-mentioned concrete structure, so long as motor 3 is stretched structure for twin shaft and be respectively equipped with intake grill movable vane wheel 4 at its two ends and cooling fan for traction transformer system of motor train unit train that two movable vanes of exhaust outlet movable vane wheel 5 are taken turns just drops within the protection domain of the present utility model.
Claims (10)
1, a kind of cooling fan for traction transformer system of motor train unit train, it comprises Fan casing (1), water conservancy diversion fan blade (2) and motor (3), it is characterized in that: it also comprises intake grill movable vane wheel (4) and exhaust outlet movable vane wheel (5); Water conservancy diversion fan blade (2) is fixedly mounted in the Fan casing (1), and motor (3) is installed in the wheel hub of water conservancy diversion fan blade (2), and the rotary output axis (31) of motor (3) stretches out from the two ends of motor body; Intake grill movable vane wheel (4) be installed in motor (3) rotary output axis (31) close intake grill (11) an end and be positioned at Fan casing (1); Exhaust outlet movable vane wheel (5) be installed in motor (3) rotary output axis (31) close exhaust outlet (12) the other end and be positioned at Fan casing (1), intake grill movable vane wheel (4) is consistent with the direction blade that the exhaust outlet movable vane is taken turns (5).
2, cooling fan for traction transformer system of motor train unit train according to claim 1 is characterized in that: the air inlet of described intake grill movable vane wheel (4) is designed to " M " streamlined structure.
3, cooling fan for traction transformer system of motor train unit train according to claim 1 and 2 is characterized in that: the blade of described intake grill movable vane wheel (4) and exhaust outlet movable vane wheel (5) adopts wing blades.
4, cooling fan for traction transformer system of motor train unit train according to claim 1 and 2 is characterized in that: the blade of described water conservancy diversion fan blade (2) adopts the template blade.
5, cooling fan for traction transformer system of motor train unit train according to claim 3 is characterized in that: the blade of described water conservancy diversion fan blade (2) adopts the template blade.
6, cooling fan for traction transformer system of motor train unit train according to claim 1 and 2 is characterized in that: the diameter range of described intake grill movable vane wheel (4) and exhaust outlet movable vane wheel (5) is between φ 565～595mm.
7, cooling fan for traction transformer system of motor train unit train according to claim 3 is characterized in that: the diameter range of described intake grill movable vane wheel (4) and exhaust outlet movable vane wheel (5) is between φ 565～595mm.
8, cooling fan for traction transformer system of motor train unit train according to claim 4 is characterized in that: the diameter range of described intake grill movable vane wheel (4) and exhaust outlet movable vane wheel (5) is between φ 565～595mm.
9, cooling fan for traction transformer system of motor train unit train according to claim 5 is characterized in that: the diameter range of described intake grill movable vane wheel (4) and exhaust outlet movable vane wheel (5) is between φ 565～595mm.
10, cooling fan for traction transformer system of motor train unit train according to claim 1 and 2 is characterized in that: described casing (1), water conservancy diversion fan blade (2), intake grill movable vane wheel (4) and exhaust outlet movable vane wheel (5) all adopt aluminum alloy to be made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920064292XU CN201407197Y (en) | 2009-05-05 | 2009-05-05 | Cooling fan of electricity multiple unit train traction transformer system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920064292XU CN201407197Y (en) | 2009-05-05 | 2009-05-05 | Cooling fan of electricity multiple unit train traction transformer system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201407197Y true CN201407197Y (en) | 2010-02-17 |
Family
ID=41678130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920064292XU Expired - Lifetime CN201407197Y (en) | 2009-05-05 | 2009-05-05 | Cooling fan of electricity multiple unit train traction transformer system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201407197Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101832284A (en) * | 2010-05-06 | 2010-09-15 | 杭州顿力电器有限公司 | Double-impeller axial flow fan for metro pulling motor braking cooling system |
| CN105351249A (en) * | 2015-11-27 | 2016-02-24 | 湖南中通电气股份有限公司 | Fan propeller for silicone element heat dissipation of electric locomotive |
-
2009
- 2009-05-05 CN CN200920064292XU patent/CN201407197Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101832284A (en) * | 2010-05-06 | 2010-09-15 | 杭州顿力电器有限公司 | Double-impeller axial flow fan for metro pulling motor braking cooling system |
| CN105351249A (en) * | 2015-11-27 | 2016-02-24 | 湖南中通电气股份有限公司 | Fan propeller for silicone element heat dissipation of electric locomotive |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100217 |
|
| CX01 | Expiry of patent term |