CN203206059U - Motor and axial fan housing thereof - Google Patents
Motor and axial fan housing thereof Download PDFInfo
- Publication number
- CN203206059U CN203206059U CN 201320135609 CN201320135609U CN203206059U CN 203206059 U CN203206059 U CN 203206059U CN 201320135609 CN201320135609 CN 201320135609 CN 201320135609 U CN201320135609 U CN 201320135609U CN 203206059 U CN203206059 U CN 203206059U
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- China
- Prior art keywords
- aerofoil fan
- mounting panel
- motor
- installing rack
- air inlet
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Abstract
The utility model discloses a motor comprising a housing, a cooling apparatus, a shaft, a sliding bearing, a rotor, a stator, a centrifugation fan and an axial fan, wherein the cooling apparatus is arranged on the housing, the shaft is mounted in the housing by the sliding bearing; the centrifugation fan, the rotor and the axial fan are successively disposed on the shaft along a direction from a driving end to a non-driving end of the motor; and the stator is arranged in the housing and is opposite to the rotor. The motor comprises an axial fan housing, wherein the axial fan housing is mounted on the housing and comprises an installation rack, an air intake part and an exhaust part. The axial fan is disposed on the installation rack. The air intake part and the exhaust part are arranged on two sides of the installation rack along the direction from the driving end to the non-driving end of the motor.
Description
Technical field
The utility model relates to electric motors, particularly a kind of threephase asynchronous and aerofoil fan shell thereof.
Background technology
Threephase asynchronous is often as the drive motors of the plant equipment of various uses such as blower fan, pump, compressor, hoist engine, centrifuge, rubber and plastics machine.Figure 1 shows that a kind of structural representation of threephase asynchronous 10.As shown in fig. 1, threephase asynchronous 10 comprises a housing 11, a cooling device 12, an axle 13, a sliding bearing 14, a rotor 15, a stator 16, a centrifugal fan 17 and an aerofoil fan 18.Wherein, cooling device 12 is installed on the housing 11.Axle 13 is installed in the housing 11 by sliding bearing 14.Centrifugal fan 17, rotor 15 and aerofoil fan 18 are successively set on the axle 13 along the direction from the drive end (DE) of threephase asynchronous 10 to anti-drive end (NDE).Stator 16 be arranged in the housing 11 and with rotor 15 corresponding settings.
When threephase asynchronous 10 work, centrifugal fan 17 and aerofoil fan 18 can drive air and flow and distribute with the heat that threephase asynchronous 10 is produced.Particularly, centrifugal fan 17 can drive air and roughly move along the circuit shown in the arrow A 1, roughly moves along the circuit shown in the arrow A 2 and aerofoil fan 18 can drive air.So, the direction of the directed force F a ' that 18 pairs of axles 13 of the direction of the directed force F r ' that 17 pairs of axles 13 of centrifugal fan apply and aerofoil fan apply is identical, and is the direction from the drive end (DE) of threephase asynchronous 10 to anti-drive end (NDE); And the direction of the directed force F m ' that stator 16 applies by 15 pairs of axles 13 of rotor is the direction from the anti-drive end (NDE) of threephase asynchronous 10 to drive end (DE), also is that the direction of Fm ' is opposite with the direction of Fr '.Because Fm ' is much smaller than Fa ' and Fr ', therefore, axle 13 will be under Fa ' and Fr ' effect roughly moves along the direction from the drive end (DE) of threephase asynchronous 10 to anti-drive end (NDE).
As shown in Figure 2, the distance B that roughly moves along the direction from the drive end (DE) of threephase asynchronous 10 to anti-drive end (NDE) under Fa ' and Fr ' effect when axle 13 ' is during greater than certain value such as 7mm, axle 13 will contact with sliding bearing 14 and produce friction, cause sliding bearing 14 to damage and influence the rotation of rotor 15, make the performance of threephase asynchronous 10 be affected.
The utility model content
The utility model is intended to provide a kind of aerofoil fan shell, is used for preventing adopting the axle of the motor of this aerofoil fan shell to produce transition in the direction from the drive end of this motor to anti-drive end and moves, to guarantee the performance of this motor.The utility model also is intended to provide a kind of motor that uses this aerofoil fan shell.
The utility model embodiment provides a kind of motor, comprises a housing, a cooling device, an axle, a sliding bearing, a rotor, a stator, a centrifugal fan and an aerofoil fan; Described cooling device is installed on the described housing; Described axle is installed in the described housing by described sliding bearing; Described centrifugal fan, described rotor and described aerofoil fan are successively set on the described axle along the direction from the drive end of described motor to anti-drive end; Described stator is arranged in the described housing and corresponding setting with described rotor; Described motor also comprises an aerofoil fan shell; Described aerofoil fan shell is installed on the described housing; Described aerofoil fan shell comprises an installing rack, an intake section and an exhaust portion; Described aerofoil fan is installed on the described installing rack; Described intake section and described exhaust portion are along the both sides that are arranged on described installing rack from the described drive end of described motor to the direction of described anti-drive end; Described exhaust portion is communicated with described cooling device.
According to a kind of execution mode, described installing rack is tabular, and perpendicular to described axle; Be formed with an opening on the described installing rack; Described opening is communicated with described intake section and described exhaust portion.
According to a kind of execution mode, described intake section comprises a mounting panel, at least one connecting plate and at least one air inlet; Described connecting plate is arranged between described mounting panel and the described installing rack and with described mounting panel and is connected with described installing rack; Described mounting panel is parallel to described installing rack; Be formed with a perforation on the described mounting panel; The described perforation that described axle passes on the described mounting panel enters in the described intake section; Described air inlet is formed between described mounting panel and the described connecting plate.
According to a kind of execution mode, described air inlet is along the side direction that radially is arranged on described housing of described axle.
According to a kind of execution mode, also form a mounting bracket on the described mounting panel; Described mounting bracket is installed on the described housing.
According to a kind of execution mode, described aerofoil fan shell further comprises at least one air inlet grill structure; Described air inlet grill structure is arranged on the described intake section and corresponding setting with described air inlet.
Another embodiment of the utility model also provides a kind of aerofoil fan shell for motor, comprises installing rack, an intake section and an exhaust portion that is used for the installation shaft flow fan; Described intake section and described exhaust portion are arranged on the both sides of described installing rack; Described intake section comprises a mounting panel, at least one connecting plate and at least one air inlet; Described connecting plate is arranged between described mounting panel and the described installing rack and with described mounting panel and is connected with described installing rack; Described mounting panel is parallel to described installing rack; Described air inlet is formed between described mounting panel and the described connecting plate.
According to a kind of execution mode, also form a mounting bracket on the described mounting panel.
According to a kind of execution mode, described aerofoil fan shell further comprises at least one air inlet grill structure; Described air inlet grill structure is arranged on the described intake section and corresponding setting with described air inlet.
According to a kind of execution mode, be formed with a perforation on the described mounting panel, be used for wearing the axle of described motor to drive described aerofoil fan.
The aerofoil fan shell that motor among the utility model one embodiment adopts comprises the installing rack for the installation shaft flow fan, intake section and exhaust portion, and intake section and exhaust portion are along the both sides that are arranged on installing rack from the drive end of motor to the direction of anti-drive end, making aerofoil fan can drive air roughly flows into the cooling device after the direction from the drive end of motor to anti-drive end flows through aerofoil fan, thereby make that the direction of the directed force F r that direction and the centrifugal fan of the directed force F a that aerofoil fan applies axle apply axle is opposite, and then can prevent that axle from moving to the direction generation transition of anti-drive end (NDE) at the drive end (DE) from motor, make rotor be in suitable position, axle can not contact with sliding bearing yet and produce friction, thereby can guarantee the performance of motor.
Above-mentioned explanation only is the general introduction of technical solutions of the utility model, for can clearer understanding technological means of the present utility model, and can be implemented according to the content of specification, and for above-mentioned and other purposes, feature and advantage of the present utility model can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 is the structural representation of existing a kind of threephase asynchronous.
Fig. 2 is axle and the local enlarged diagram of sliding bearing in the threephase asynchronous among Fig. 1.
Fig. 3 is the structural representation of motor among the utility model one embodiment.
Fig. 4 is the schematic diagram of the aerofoil fan shell in the motor among Fig. 3.
Fig. 5 is the schematic diagram of another angle of aerofoil fan among Fig. 4.
Fig. 6 is the structural representation of aerofoil fan shell among another embodiment of the utility model.
Wherein, Reference numeral comprises:
100 motor, 110 housings, 120 cooling devices
130 140 sliding bearings, 150 rotors
160 stators, 170 centrifugal fans, 180 aerofoil fans
190 aerofoil fan shells, 191 installing racks, 1910 openings
192 intake sections, 1921 mounting panels, 1922 connecting plates
1923 air inlets, 1924 perforation, 1925 mounting brackets
193 exhaust portion, 1931 outlet 190a aerofoil fan shells
195a air inlet grill structure
Embodiment
In order to make technical problem to be solved in the utility model, technical scheme and beneficial effect clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
Figure 3 shows that the structural representation of motor 100 among the utility model one embodiment.As shown in fig. 1, motor 100 comprises a housing 110, a cooling device 120, an axle 130, a sliding bearing 140, a rotor 150, a stator 160, a centrifugal fan 170, an aerofoil fan 180 and an aerofoil fan shell 190.
Wherein, cooling device 120 is installed on the housing 110.Axle 130 is installed in the housing 110 by sliding bearing 140.Centrifugal fan 170, rotor 150 and aerofoil fan 180 are successively set on the axle 130 along the direction from the drive end (DE) of motor 100 to anti-drive end (NDE).Stator 160 be arranged in the housing 110 and with rotor 150 corresponding settings.Aerofoil fan shell 190 is installed on the housing 110; Aerofoil fan 180 is installed in the aerofoil fan shell 190, and can drive air and roughly flow through aerofoil fan 180 backs along the direction from the drive end (DE) of motor 100 to anti-drive end (NDE) and flow into the cooling devices 120.
Figure 4 shows that the schematic diagram of aerofoil fan shell 190.Figure 5 shows that the schematic diagram of another angle of aerofoil fan 190.As shown in Figures 4 and 5, aerofoil fan shell 190 comprises an installing rack 191, an intake section 192 and an exhaust portion 193.Wherein, installing rack 191 is used for installation shaft flow fan 180; Intake section 192 and exhaust portion 193 are arranged on the both sides of installing rack 191; For intake section 192, exhaust portion 193 is near the anti-drive end (NDE) of motor 100.
Particularly, it is tabular that installing rack 191 roughly is, and be approximately perpendicular to axle 130.Be formed with an opening 1910 on the installing rack 191.Opening 1910 is communicated with intake section 192 and exhaust portion 193, so that the air-flow that aerofoil fan 180 operations produce can enter exhaust portion 193 from intake section 192.
Above-mentioned is the concrete structure of motor 100 and aerofoil fan shell 190 thereof among the utility model one embodiment, its course of work of brief description.
When motor 100 operations, axle 130 drives centrifugal fan 170 and aerofoil fan 180 moves together, and air is mobile to be distributed with the heat that motor 100 is produced thereby centrifugal fan 170 and aerofoil fan 180 can drive.
Aerofoil fan 180 is drawn into air the intake section 192 from air inlet 1923, and make air roughly after the direction from the drive end (DE) of motor 100 to anti-drive end (DE) flows through aerofoil fan 180, enter exhaust portion 193, and then flow in the cooling device 120.In this process, 180 pairs of axles 130 of aerofoil fan apply directed force F a.The direction of the directed force F a that 180 pairs of axles 130 of aerofoil fan apply is the direction from the anti-drive end (NDE) of motor 100 to drive end (DE).
In addition, stator 160 also can apply directed force F m by 150 pairs of axles 130 of rotor.Because the directed force F a that 180 pairs of axles 130 of aerofoil fan apply applies directed force F r greater than 170 pairs of axles 130 of centrifugal fan, therefore, the direction of the directed force F m that stator 160 applies by 150 pairs of axles 130 of rotor is the direction from the drive end (DE) of motor 100 to anti-drive end (NDE), the direction that also is Fm is identical with the direction of Fr, but it is opposite with the direction of Fa, thereby the effect of offsetting or alleviating the axle 130 of directed force F a of aerofoil fan 180 can prevent that also axle 130 from moving to the direction generation transition of anti-drive end (NDE) at the drive end (DE) from motor 100.Thereby rotor 150 is in suitable position, and axle 130 can not contact with sliding bearing 140 yet and produce friction, thereby can guarantee the performance of motor 100.Preferably, Fm+Fr ≈ Fa.
Fig. 6 is the structural representation of aerofoil fan shell 190a among another embodiment of the utility model.The structure of aerofoil fan shell 190a and the structural similarity of aerofoil fan shell 190, difference between the two is: aerofoil fan shell 190a further comprises at least one air inlet grill structure 195a.Air inlet grill structure 195a be arranged on the intake section 192 and with air inlet 1923 corresponding settings, enter the air of intake section 192 in order to filtration.
In sum, the utility model discloses a kind of motor, comprise a housing, a cooling device, an axle, a sliding bearing, a rotor, a stator, a centrifugal fan and an aerofoil fan; Described cooling device is installed on the described housing; Described axle is installed in the described housing by described sliding bearing; Described centrifugal fan, described rotor and described aerofoil fan are successively set on the described axle along the direction from the drive end of described motor to anti-drive end; Described stator is arranged in the described housing and corresponding setting with described rotor; Described motor also comprises an aerofoil fan shell; Described aerofoil fan shell is installed on the described housing; Described aerofoil fan shell comprises an installing rack, an intake section and an exhaust portion; Described aerofoil fan is installed on the described installing rack; Described intake section and described exhaust portion are along the both sides that are arranged on described installing rack from the described drive end of described motor to the direction of described anti-drive end.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection range of the present utility model.
Claims (10)
1. a motor (100) comprises a housing (110), a cooling device (120), an axle (130), a sliding bearing (140), a rotor (150), a stator (160), a centrifugal fan (170) and an aerofoil fan (180); Described cooling device (120) is installed on the described housing (110); Described axle (130) is installed in the described housing (110) by described sliding bearing (140); Described centrifugal fan (170), described rotor (150) and described aerofoil fan (180) are successively set on the described axle (130) along the direction from the drive end of described motor (100) to anti-drive end; Described stator (160) be arranged in the described housing (110) and with the corresponding setting of described rotor (150);
It is characterized in that described motor (100) also comprises an aerofoil fan shell (190); Described aerofoil fan shell (190) is installed on the described housing (110); Described aerofoil fan shell (190) comprises an installing rack (191), an intake section (192) and an exhaust portion (193); Described aerofoil fan (180) is installed on the described installing rack (191); Described intake section (192) and described exhaust portion (193) are along the both sides that are arranged on described installing rack (191) from the described drive end of described motor (100) to the direction of described anti-drive end; Described exhaust portion (193) is communicated with described cooling device (120).
2. motor according to claim 1 (100) is characterized in that, described installing rack (191) is tabular, and perpendicular to described axle (130); Be formed with an opening (1910) on the described installing rack (191); Described opening (1910) is communicated with described intake section (192) and described exhaust portion (193).
3. motor according to claim 1 and 2 (100) is characterized in that, described intake section (192) comprises a mounting panel (1921), at least one connecting plate (1922) and at least one air inlet (1923); Described connecting plate (1922) is arranged between described mounting panel (1921) and the described installing rack (191) and with described mounting panel (1921) and is connected with described installing rack (191); Described mounting panel (1921) is parallel to described installing rack (191); Be formed with a perforation (1924) on the described mounting panel (1921); The described perforation (1924) that described axle (130) passes on the described mounting panel (1921) enters in the described intake section (192); Described air inlet (1923) is formed between described mounting panel (1921) and the described connecting plate (1922).
4. motor according to claim 3 (100) is characterized in that, described air inlet (1923) is along the side direction that radially is arranged on described housing (110) of described axle (130).
5. motor according to claim 3 (100) is characterized in that, also forms a mounting bracket (1925) on the described mounting panel (1921); Described mounting bracket (1925) is installed on the described housing (110).
6. motor according to claim 3 (100) is characterized in that, described aerofoil fan shell (190a) further comprises at least one air inlet grill structure (195a); Described air inlet grill structure (195a) be arranged on that described intake section (192) is gone up and with the corresponding setting of described air inlet (1923).
7. aerofoil fan shell (190) that is used for motor (100), it is characterized in that described aerofoil fan shell (190) comprises the installing rack (191), an intake section (192) and the exhaust portion (193) that are used for installation shaft flow fan (180); Described intake section (192) and described exhaust portion (193) are arranged on the both sides of described installing rack (191);
Described intake section (192) comprises a mounting panel (1921), at least one connecting plate (1922) and at least one air inlet (1923); Described connecting plate (1922) is arranged between described mounting panel (1921) and the described installing rack (191) and with described mounting panel (1921) and is connected with described installing rack (191); Described mounting panel (1921) is parallel to described installing rack (191); Described air inlet (1923) is formed between described mounting panel (1921) and the described connecting plate (1922).
8. aerofoil fan shell according to claim 7 (190) is characterized in that, also forms a mounting bracket (1925) on the described mounting panel (1921).
9. aerofoil fan shell according to claim 7 (190) is characterized in that, described aerofoil fan shell (190a) further comprises at least one air inlet grill structure (195a); Described air inlet grill structure (195a) be arranged on that described intake section (192) is gone up and with the corresponding setting of described air inlet (1923).
10. aerofoil fan shell according to claim 7 (190) is characterized in that, is formed with a perforation (1924) on the described mounting panel (1921), is used for wearing the axle (130) of described motor (100) to drive described aerofoil fan (180).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320135609 CN203206059U (en) | 2013-03-22 | 2013-03-22 | Motor and axial fan housing thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320135609 CN203206059U (en) | 2013-03-22 | 2013-03-22 | Motor and axial fan housing thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203206059U true CN203206059U (en) | 2013-09-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320135609 Expired - Fee Related CN203206059U (en) | 2013-03-22 | 2013-03-22 | Motor and axial fan housing thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203206059U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111049321A (en) * | 2020-01-06 | 2020-04-21 | 苏州永捷电机有限公司 | Electric machine with double-fan cooling system |
-
2013
- 2013-03-22 CN CN 201320135609 patent/CN203206059U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111049321A (en) * | 2020-01-06 | 2020-04-21 | 苏州永捷电机有限公司 | Electric machine with double-fan cooling system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130918 Termination date: 20190322 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |