CN203516181U - High-flow-capacity double-layer fan and dual-inner-cooling generator with same - Google Patents
High-flow-capacity double-layer fan and dual-inner-cooling generator with same Download PDFInfo
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- CN203516181U CN203516181U CN201320423117.1U CN201320423117U CN203516181U CN 203516181 U CN203516181 U CN 203516181U CN 201320423117 U CN201320423117 U CN 201320423117U CN 203516181 U CN203516181 U CN 203516181U
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- fan
- fan leaf
- double
- generator
- high flow
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Abstract
The utility model discloses a high-flow-capacity double-layer fan and a dual-inner-cooling generator with the high-flow-capacity double-layer fan. The high-flow-capacity double-layer fan is applied to the dual-inner-cooling generator and comprises a base and a plurality of fan blades evenly arranged on the base, and the fan blades are arranged in an upper-layer and lower-layer mode and comprise the lower-layer fan blades and the upper-layer fan blades arranged above the lower-layer fan blades. The dual-inner-cooling generator adopting the high-flow-capacity double-layer fan as a rear fan is further disclosed. In the operating process of the generator, cold air enters the generator through vent holes in the two ends of a front end cover and the two ends of a rear end cover of the generator, heat of a magnetic field winding, a stator iron core, a stator winding and the like is absorbed, hot air is discharged out of the generator through the vent holes in two sides of the end covers, and especially when the air enters the generator through the rear end of the generator, heat can be taken away more effectively through the high-flow-capacity double-layer fan to guarantee that the temperature rise of the generator is controlled within a permissible range.
Description
Technical field
The utility model relates to the double-deck fan of a kind of high flow capacity, relates in particular to a kind of two internal cooling generators of this fan of application.
Background technique
Consulting Fig. 1 is the aft-fan structure of prior art application, and as shown in Figure 1, in existing common double, cold alternator fan comprises, blade seat S1, and fan leaf S2, screw hole S3, dodges groove S4.This structure electric fan limited amount, and blade structure is vertical structure, effective wind rate is lower, therefore can cause the radiating effect of generator poor, cause generator temperature rise, easily cause that generator part is because excess Temperature causes early failue, cause generator to reduce working life.
Prior art
S1-blade seat
S2-fan leaf
S3-screw hole
S4-dodges groove
The utility model
The two internal cooling generators of 100-
1-rotor assembly
The double-deck fan (aft-fan) of 1a-high flow capacity
1a1-pedestal
1a2-lower floor fan leaf
The long fan leaf of 1a21-
The short fan leaf of 1a22-
1a3-screw hole
1a4-dodges groove
1a5-wind-guiding muscle
1a6-upper strata fan leaf;
1b-front fan
The 1c-fore paw utmost point
The 1d-rear solid end utmost point
1e-magnetic field winding
1f-axle
1g-slip ring assembly
2-belt pulley
3-front end cover assembly
4-stator assembly
5-rectifier stack
6-rear shield assembly
7-REG Regulator Assembly;
Model utility content
For addressing the above problem, two internal cooling generators that the purpose of this utility model is to provide the double-deck fan of a kind of high flow capacity and has this fan, the double-deck fan of high flow capacity that application the utility model provides, generator heat-radiation efficiency and generator delivery efficiency can be improved, and generator failure rate can be effectively reduced.
For reaching above-mentioned purpose, the utility model provides a kind of high flow capacity double-deck fan, be applied to two internal cooling generators, comprise: pedestal, be evenly arranged on a plurality of fan leafs on pedestal, wherein, described a plurality of fan leaf is Dual-layer setting, comprises lower floor's fan leaf, is arranged on the upper strata fan leaf on described lower floor fan leaf.
The double-deck fan of above-mentioned high flow capacity, wherein, also comprises wind-guiding muscle, is arranged between described upper strata fan leaf and lower floor's fan leaf.
The double-deck fan of above-mentioned high flow capacity, wherein, described upper strata fan leaf is the upper surface that is horizontally set on described wind-guiding muscle, described lower floor fan leaf is the lower surface that is vertically set on described wind-guiding muscle.
The double-deck fan of above-mentioned high flow capacity, wherein, is also provided with magnetic field winding enameled cable and dodges groove and screw hole on described pedestal.
The double-deck fan of above-mentioned high flow capacity, wherein, the area of described upper strata fan leaf is less than the area of described lower floor fan leaf.
The double-deck fan of above-mentioned high flow capacity, wherein, described lower floor fan leaf comprises: long fan leaf, short fan leaf, described long fan leaf and short fan leaf are for being crisscross arranged.
The double-deck fan of above-mentioned high flow capacity, wherein, described long fan leaf and short fan leaf are for being crisscross arranged between two.
For reaching above-mentioned purpose, the utility model also provides a kind of pair of internal cooling generator, comprise the belt pulley, front end cover assembly, rotor assembly, stator assembly, rectifier stack, rear shield assembly, the REG Regulator Assembly that set gradually, described rotor assembly comprises again axle, front fan, the fore paw utmost point, the rear solid end utmost point, aft-fan, magnetic field winding, the slip ring assembly setting gradually, wherein, described aft-fan is the above-mentioned double-deck fan of high flow capacity.
Effect of the present utility model is, during due to generator operation, by the various losses of generation and cause heating with dissipation of heat, so fan is housed on alternator shaft, ventilates cooling.For improving drafting efficiency, adopt double layer construction high flow capacity aft-fan, like this in generator operation process, cool air enters generator by generator front and rear cover two ends vent hole, absorb magnetic field winding, the heat of stator iron core and staor winding etc., then by end cap both sides vent hole, hot blast is discharged outside machine, especially when wind enters from generator rear end, wind-guiding muscle by aft-fan enters generator, take away heat, and can take away partial stator winding heat after short fan leaf rotation, to reach cooling winding object, to guarantee that the temperature rise of generator is controlled in allowed band.
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail, but not as to restriction of the present utility model.
Accompanying drawing explanation
Fig. 1 is prior art aft-fan structural representation;
Fig. 2 is the utility model high flow capacity double-layer wind fan structure schematic perspective view;
Fig. 3 is the double-deck fan front view of the utility model high flow capacity;
Fig. 4 is the C-C sectional view of Fig. 3;
Fig. 5 is that the S of Fig. 3 is to view;
Fig. 6 is the double-deck fan rear view of the utility model high flow capacity;
Fig. 7 is the two internal cooling generator sectional views of the utility model.
Wherein, reference character,
Embodiment
Below in conjunction with accompanying drawing, structural principle of the present utility model and working principle are described in detail:
In the embodiment shown in Fig. 2, the utility model discloses the double-deck fan of a kind of high flow capacity, be applied to two internal cooling generators, it comprises: pedestal, be evenly arranged on a plurality of fan leafs on pedestal, wherein, described a plurality of fan leaf is the Dual-layer structure setting of upper strata fan leaf and lower floor's fan leaf.
Like this, the double-deck fan of high flow capacity that the utility model discloses is installed on two internal cooling generators, can improve generator heat-radiation efficiency and generator delivery efficiency, and can effectively reduce generator failure rate.
Referring to Fig. 2 to Fig. 6, further disclose specific embodiment of the utility model.
Fig. 2 is the utility model high flow capacity double-layer wind fan structure schematic perspective view; Fig. 3 is the double-deck fan front view of the utility model high flow capacity; Fig. 4 is the C-C sectional view of Fig. 3; Fig. 5 is that the S of Fig. 3 is to view; Fig. 6 is the double-deck fan rear view of the utility model high flow capacity.
As shown in the figure, the double-deck fan 1a of high flow capacity that the utility model discloses comprises: pedestal 1a1, be evenly arranged on a plurality of fan leafs on pedestal, wherein, described a plurality of fan leaf comprises again: upper strata fan leaf 1a6, the fan leaf 1a2 of lower floor, described upper strata fan leaf 1a6 is arranged on the described fan leaf 1a2 of lower floor, thereby forms Dual-layer structure.
Further, the double-deck fan 1a of described high flow capacity also comprises wind-guiding muscle 1a5, and wind-guiding muscle 1a5 is arranged between the described upper strata fan leaf 1a2 of fan leaf 1a6Yu lower floor.Specifically, described upper strata fan leaf 1a6 is arranged on the upper surface of described wind-guiding muscle 1a5, and the described fan leaf 1a2 of lower floor is arranged on the lower surface of described wind-guiding muscle 1a5, and the described upper strata fan leaf 1a2 of fan leaf 1a6Yu lower floor is divided into upper and lower two-part by wind-guiding muscle 1a5.
The fan leaf 1a2 of the present embodiment Shi Jiang lower floor is set to large blade, and upper strata fan leaf 1a6 is set to small leaf,, the area of described upper strata fan leaf 1a6 is less than the area of the described fan leaf 1a2 of lower floor, preferably, and as shown in Figures 2 to 6, described wind-guiding muscle 1a5 is the setting that stretches out of the middle part by the described fan leaf 1a2 of lower floor, and then, be arranged on the described upper strata fan leaf 1a6 on described wind-guiding muscle 1a5, be positioned on the part of outside about 1/2nd of the described fan leaf 1a2 of lower floor.
And, as shown in Figure 4, described upper strata fan leaf 1a6 is for being horizontally set on the upper surface of described wind-guiding muscle 1a5, and the described fan leaf 1a2 of lower floor is for being vertically set on the lower surface of described wind-guiding muscle 1a5, arrange like this, substructure can both play wind leading role, can play structural strengthening effect again.
Described in the present embodiment, upper strata fan leaf 1a6, the fan leaf 1a2 of lower floor can also be set to curved surface as shown in Figures 2 to 4.
Referring to Fig. 5, the fan leaf 1a2 of the present embodiment Hai Jiang lower floor is set to long fan leaf 1a21 and short fan leaf 1a22, and as shown in the figure, described long fan leaf 1a21 and short fan leaf 1a22 are for being crisscross arranged.The form that arranges of described long fan leaf 1a21 and short fan leaf 1a22 can be as shown in Figure 5, shown in long fan leaf 1a21 and short fan leaf 1a22 be two long two short being crisscross arranged between two, also can one is long and the other is short be crisscross arranged, certainly, can also do other alternative form setting according to actual demand, the utility model is not limited with a little embodiments.After short like this fan leaf 1a22 rotation, can take away the heat of partial stator winding, to reach cooling winding object.
Same as the prior art, on this practical routine pedestal 1a1, have and dodge groove 1a4 and screw hole 1a3 for what magnetic field winding enameled cable (rotor leading wire) was set, the described groove 1a4 that dodges is for preventing rotor leading wire and the aft-fan short circuit of generator, described screw hole 1a3 is when the double-deck fan 1a of the utility model high flow capacity is installed on to generator, and the use of mounting screw is set.
Referring to the two internal cooling generator sectional views of Fig. 7 the utility model.
The utility model also discloses a kind of two internal cooling generators 100 of applying the double-deck fan of above-mentioned high flow capacity.
As shown in the figure, two internal cooling generators 100, comprise the belt pulley 2, front end cover assembly 3, rotor assembly 1, stator assembly 4, rectifier stack 5, rear shield assembly 6, the REG Regulator Assembly 7 that set gradually, described rotor assembly 1 comprises again axle 1f, front fan 1b, fore paw utmost point 1c, rear solid end utmost point 1d, aft-fan 1a, magnetic field winding 1e, the slip ring assembly 1g setting gradually, wherein, two internal cooling generators 100 that the utility model discloses, its aft-fan 1a adopts the double-deck fan of above-mentioned high flow capacity.
The two interior cold alternator 100 with the double-deck fan 1a of above-mentioned high flow capacity that the utility model discloses, double-deck fan (aft-fan) 1a of its high flow capacity, utilizes screw hole 1a3 to be undertaken fastening by the rear solid end utmost point 1d of screw and rotor.And what aft-fan 1a was provided with rotor leading wire dodges groove 1a4, to prevent that rotor leading wire and aft-fan 1a are short-circuited.
For improving drafting efficiency, the two interior cold alternator that the utility model discloses, adopt double layer construction high flow capacity aft-fan, like this in generator operation process, cool air enters generator by generator front and rear cover two ends vent hole, absorb magnetic field winding, the heat of stator iron core and staor winding etc., then by end cap both sides vent hole, hot blast is discharged outside machine, especially when wind enters from generator rear end, wind-guiding muscle by aft-fan enters generator, take away heat, and can take away partial stator winding heat after short fan leaf rotation, to reach cooling winding object, to guarantee that the temperature rise of generator is controlled in allowed band.
The utility model adopts double layer construction aft-fan, greatly increase ventilation, drafting efficiency, effectively reduced generator temperature, especially greatly reduced generator rear end electronic component temperature, the reliability that has improved generator quick-wear part, has reduced generator failure rate.
Certainly; the utility model also can have other various embodiments; in the situation that not deviating from the utility model spirit and essence thereof; those of ordinary skill in the art are when making various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the utility model.
Claims (8)
1. the double-deck fan of a high flow capacity, be applied to two internal cooling generators, comprise: pedestal, be evenly arranged on a plurality of fan leafs on pedestal, it is characterized in that, described a plurality of fan leaf is Dual-layer setting, comprises lower floor's fan leaf, is arranged on the upper strata fan leaf on described lower floor fan leaf.
2. the double-deck fan of high flow capacity according to claim 1, is characterized in that, also comprises wind-guiding muscle, is arranged between described upper strata fan leaf and lower floor's fan leaf.
3. the double-deck fan of high flow capacity according to claim 2, is characterized in that, described upper strata fan leaf is the upper surface that is horizontally set on described wind-guiding muscle, and described lower floor fan leaf is the lower surface that is vertically set on described wind-guiding muscle.
4. the double-deck fan of high flow capacity according to claim 3, is characterized in that, is also provided with magnetic field winding enameled cable and dodges groove and screw hole on described pedestal.
5. the double-deck fan of high flow capacity according to claim 3, is characterized in that, the area of described upper strata fan leaf is less than the area of described lower floor fan leaf.
6. the double-deck fan of high flow capacity according to claim 5, is characterized in that, described lower floor fan leaf comprises: long fan leaf, short fan leaf, described long fan leaf and short fan leaf are for being crisscross arranged.
7. the double-deck fan of high flow capacity according to claim 6, is characterized in that, described long fan leaf and short fan leaf are for being crisscross arranged between two.
8. a two internal cooling generator, comprise the belt pulley, front end cover assembly, rotor assembly, stator assembly, rectifier stack, rear shield assembly, the REG Regulator Assembly that set gradually, described rotor assembly comprises again axle, front fan, the fore paw utmost point, the rear solid end utmost point, aft-fan, magnetic field winding, the slip ring assembly setting gradually, it is characterized in that, described aft-fan is the double-deck fan of the high flow capacity described in claim 1 to 7 any one.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201320423117.1U CN203516181U (en) | 2013-07-16 | 2013-07-16 | High-flow-capacity double-layer fan and dual-inner-cooling generator with same |
Applications Claiming Priority (1)
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CN201320423117.1U CN203516181U (en) | 2013-07-16 | 2013-07-16 | High-flow-capacity double-layer fan and dual-inner-cooling generator with same |
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CN203516181U true CN203516181U (en) | 2014-04-02 |
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CN201320423117.1U Expired - Lifetime CN203516181U (en) | 2013-07-16 | 2013-07-16 | High-flow-capacity double-layer fan and dual-inner-cooling generator with same |
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Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104242552A (en) * | 2014-09-25 | 2014-12-24 | 苏州圆能动力科技有限公司 | Fan for generator |
CN104638837A (en) * | 2015-01-22 | 2015-05-20 | 宁波金锐机械有限公司 | Motor |
CN106972655A (en) * | 2017-01-21 | 2017-07-21 | 浙江悍马光电设备有限公司 | Three-phase brushless motor of dust collector |
CN110098688A (en) * | 2018-01-31 | 2019-08-06 | 西门子公司 | Motor body and motor |
TWI703272B (en) * | 2019-11-26 | 2020-09-01 | 奇鋐科技股份有限公司 | Tray-type fan impeller structure |
TWI709692B (en) * | 2019-11-26 | 2020-11-11 | 奇鋐科技股份有限公司 | Disk-shaped fan impeller structure |
TWI714500B (en) * | 2020-04-23 | 2020-12-21 | 奇鋐科技股份有限公司 | Fluid pressurizing structure and fan using same |
US11326616B2 (en) | 2019-12-27 | 2022-05-10 | Asia Vital Components Co., Ltd. | Disk-shaped fan impeller structure |
US11365750B2 (en) | 2019-12-27 | 2022-06-21 | Asia Vital Components Co., Ltd. | Tray-type fan impeller structure |
US11525463B2 (en) | 2020-05-06 | 2022-12-13 | Asia Vital Components Co., Ltd. | Fluid pressurizing structure and fan using same |
CN116667601A (en) * | 2023-02-27 | 2023-08-29 | 哈尔滨理工大学 | Motor inner air path design with axial flow inner fan |
-
2013
- 2013-07-16 CN CN201320423117.1U patent/CN203516181U/en not_active Expired - Lifetime
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104242552A (en) * | 2014-09-25 | 2014-12-24 | 苏州圆能动力科技有限公司 | Fan for generator |
CN104638837A (en) * | 2015-01-22 | 2015-05-20 | 宁波金锐机械有限公司 | Motor |
CN106972655A (en) * | 2017-01-21 | 2017-07-21 | 浙江悍马光电设备有限公司 | Three-phase brushless motor of dust collector |
CN110098688B (en) * | 2018-01-31 | 2021-08-06 | 西门子公司 | Motor body and motor |
CN110098688A (en) * | 2018-01-31 | 2019-08-06 | 西门子公司 | Motor body and motor |
TWI703272B (en) * | 2019-11-26 | 2020-09-01 | 奇鋐科技股份有限公司 | Tray-type fan impeller structure |
TWI709692B (en) * | 2019-11-26 | 2020-11-11 | 奇鋐科技股份有限公司 | Disk-shaped fan impeller structure |
US11365750B2 (en) | 2019-12-27 | 2022-06-21 | Asia Vital Components Co., Ltd. | Tray-type fan impeller structure |
US11326616B2 (en) | 2019-12-27 | 2022-05-10 | Asia Vital Components Co., Ltd. | Disk-shaped fan impeller structure |
TWI714500B (en) * | 2020-04-23 | 2020-12-21 | 奇鋐科技股份有限公司 | Fluid pressurizing structure and fan using same |
US11525463B2 (en) | 2020-05-06 | 2022-12-13 | Asia Vital Components Co., Ltd. | Fluid pressurizing structure and fan using same |
CN116667601A (en) * | 2023-02-27 | 2023-08-29 | 哈尔滨理工大学 | Motor inner air path design with axial flow inner fan |
CN116667601B (en) * | 2023-02-27 | 2024-04-30 | 哈尔滨理工大学 | Motor inner air path design with axial flow inner fan |
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CX01 | Expiry of patent term |
Granted publication date: 20140402 |
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CX01 | Expiry of patent term |