CN203206059U - Motor and axial fan housing thereof - Google Patents

Motor and axial fan housing thereof Download PDF

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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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Prior art keywords
motor
air intake
housing
plate
mounting
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CN 201320135609
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赵清宁
宋彦伟
张艳明
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Siemens Corp
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Siemens Corp
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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

Motor and aerofoil fan shell thereof
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.
Intake section 192 comprises a mounting panel 1921, at least one connecting plate 1922 and at least one air inlet 1923.Connecting plate 1922 is arranged between mounting panel 1921 and the installing rack 191 and with mounting panel 1921 and is connected with installing rack 191.In one embodiment, connecting plate 1922 generally perpendicularly is arranged on the installing rack 191.
Mounting panel 1921 is roughly parallel to installing rack 191.Be formed with a perforation 1924 and at least one mounting bracket 1925 on the mounting panel 1921.Axle 130 perforation 1924 of passing on the mounting panel 1921 enter in the intake section 192, thereby aerofoil fan 180 can be installed on the axle 130.Mounting bracket 1925 can be installed on the housing 110 by bolt etc., thereby aerofoil fan shell 190 is installed on the housing 110.
Air inlet 1923 is formed between mounting panel 1921 and the connecting plate 1922, flows into intake section 192 for air.In one embodiment, when aerofoil fan shell 190 being installed on the housing 110 and being installed in aerofoil fan 180 on the installing rack 191 and when being connected with axle 130, air inlet 1923 is roughly along the side direction that radially is arranged on housing 110 of axle 130.
Exhaust portion 193 is arranged on the installing rack 191, and the anti-drive end (NDE) of close motor 100.Exhaust portion 193 has at least one outlet 1931.Outlet 1931 is communicated with cooling device 120, for to the cold air of cooling device 120 conveyings.
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.
Centrifugal fan 170 can drive air and roughly flow according to the circuit shown in the arrow A among Fig. 11.In this process, 170 pairs of axles 130 of centrifugal fan apply directed force F r.The direction of the directed force F r that 170 pairs of axles 130 of centrifugal fan apply is the direction from the drive end (DE) of motor 100 to anti-drive end (DE).
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)

1.一种电动机（100），包括一个壳体（110）、一个冷却装置（120）、一个轴（130）、一个滑动轴承（140）、一个转子（150）、一个定子（160）、一个离心风扇（170）和一个轴流风扇（180）；所述冷却装置（120）安装在所述壳体（110）上；所述轴（130）通过所述滑动轴承（140）安装在所述壳体（110）中；所述离心风扇（170）、所述转子（150）和所述轴流风扇（180）沿着从所述电动机（100）的驱动端到非驱动端的方向依次设置在所述轴（130）上；所述定子（160）设置在所述壳体（110）中并与所述转子（150）对应设置；1. An electric motor (100), comprising a casing (110), a cooling device (120), a shaft (130), a sliding bearing (140), a rotor (150), a stator (160), a A centrifugal fan (170) and an axial fan (180); the cooling device (120) is installed on the housing (110); the shaft (130) is installed on the In the casing (110); the centrifugal fan (170), the rotor (150) and the axial flow fan (180) are sequentially arranged in the direction from the driving end to the non-driving end of the electric motor (100). on the shaft (130); the stator (160) is arranged in the housing (110) and correspondingly arranged with the rotor (150); 其特征在于，所述电动机（100）还包括一个轴流风扇外壳（190）；所述轴流风扇外壳（190）安装在所述壳体（110）上；所述轴流风扇外壳（190）包括一个安装架（191）、一个进气部（192）和一个排气部（193）；所述轴流风扇（180）安装在所述安装架（191）上；所述进气部（192）和所述排气部（193）沿着从所述电动机（100）的所述驱动端到所述非驱动端的方向设置在所述安装架（191）的两侧；所述排气部（193）与所述冷却装置（120）连通。It is characterized in that, the motor (100) also includes an axial flow fan casing (190); the axial flow fan casing (190) is installed on the casing (110); the axial flow fan casing (190) It includes a mounting frame (191), an air intake portion (192) and an exhaust portion (193); the axial flow fan (180) is installed on the mounting frame (191); the air intake portion (192 ) and the exhaust part (193) are arranged on both sides of the mounting bracket (191) along the direction from the driving end of the motor (100) to the non-driving end; the exhaust part ( 193) communicates with the cooling device (120). 2.根据权利要求1所述的电动机（100），其特征在于，所述安装架（191）呈板状，并垂直于所述轴（130）；所述安装架（191）上形成有一个开口（1910）；所述开口（1910）将所述进气部（192）和所述排气部（193）连通。2. The motor (100) according to claim 1, characterized in that, the mounting frame (191) is plate-shaped and perpendicular to the shaft (130); a An opening (1910); the opening (1910) communicates the air intake portion (192) with the exhaust portion (193). 3.根据权利要求1或2所述的电动机（100），其特征在于，所述进气部（192）包括一个安装板（1921）、至少一个连接板（1922）和至少一个进气口（1923）；所述连接板（1922）设置在所述安装板（1921）和所述安装架（191）之间并将所述安装板（1921）和所述安装架（191）连接；所述安装板（1921）平行于所述安装架（191）；所述安装板（1921）上形成有一个穿孔（1924）；所述轴（130）穿过所述安装板（1921）上的所述穿孔（1924）进入所述进气部（192）中；所述进气口（1923）形成在所述安装板（1921）与所述连接板（1922）之间。3. The motor (100) according to claim 1 or 2, characterized in that, the air intake part (192) comprises a mounting plate (1921), at least one connecting plate (1922) and at least one air inlet ( 1923); the connecting plate (1922) is arranged between the mounting plate (1921) and the mounting frame (191) and connects the mounting plate (1921) and the mounting frame (191); the The mounting plate (1921) is parallel to the mounting frame (191); a through hole (1924) is formed on the mounting plate (1921); the shaft (130) passes through the mounting plate (1921) A perforation (1924) enters into the air inlet (192); the air inlet (1923) is formed between the installation plate (1921) and the connection plate (1922). 4.根据权利要求3所述的电动机（100），其特征在于，所述进气口（1923）沿着所述轴（130）的径向设置在所述壳体（110）的侧向。4. The electric motor (100) according to Claim 3, characterized in that, the air inlet (1923) is arranged in the lateral direction of the casing (110) along the radial direction of the shaft (130). 5.根据权利要求3所述的电动机（100），其特征在于，所述安装板（1921）上还形成一个安装支架（1925）；所述安装支架（1925）安装在所述壳体（110）上。5. The motor (100) according to claim 3, characterized in that, a mounting bracket (1925) is formed on the mounting plate (1921); the mounting bracket (1925) is mounted on the casing (110) )superior. 6.根据权利要求3所述的电动机（100），其特征在于，所述轴流风扇外壳（190a）进一步包括至少一个进气栅结构（195a）；所述进气栅结构（195a）设置在所述进气部（192）上并与所述进气口（1923）对应设置。6. The electric motor (100) according to claim 3, characterized in that, the axial flow fan casing (190a) further comprises at least one air intake grid structure (195a); the air intake grid structure (195a) is arranged on The air intake part (192) is provided correspondingly to the air intake port (1923). 7.一种用于电动机（100）的轴流风扇外壳（190），其特征在于，所述轴流风扇外壳（190）包括一个用于安装轴流风扇（180）的安装架（191）、一个进气部（192）和一个排气部（193）；所述进气部（192）和所述排气部（193）设置在所述安装架（191）的两侧；7. An axial fan housing (190) for a motor (100), characterized in that the axial fan housing (190) includes a mounting bracket (191) for installing the axial fan (180), an air intake part (192) and an exhaust part (193); the air intake part (192) and the exhaust part (193) are arranged on both sides of the installation frame (191); 所述进气部（192）包括一个安装板（1921）、至少一个连接板（1922）和至少一个进气口（1923）；所述连接板（1922）设置在所述安装板（1921）和所述安装架（191）之间并将所述安装板（1921）和所述安装架（191）连接；所述安装板（1921）平行于所述安装架（191）；所述进气口（1923）形成在所述安装板（1921）与所述连接板（1922）之间。The air intake part (192) includes a mounting plate (1921), at least one connecting plate (1922) and at least one air inlet (1923); the connecting plate (1922) is arranged on the mounting plate (1921) and The installation frame (191) is connected between the installation plate (1921) and the installation frame (191); the installation plate (1921) is parallel to the installation frame (191); the air inlet (1923) is formed between the installation plate (1921) and the connection plate (1922). 8.根据权利要求7所述的轴流风扇外壳（190），其特征在于，所述安装板（1921）上还形成一个安装支架（1925）。8. The axial flow fan housing (190) according to claim 7, characterized in that, a mounting bracket (1925) is further formed on the mounting plate (1921). 9.根据权利要求7所述的轴流风扇外壳（190），其特征在于，所述轴流风扇外壳（190a）进一步包括至少一个进气栅结构（195a）；所述进气栅结构（195a）设置在所述进气部（192）上并与所述进气口（1923）对应设置。9. The axial flow fan casing (190) according to claim 7, characterized in that, the axial flow fan casing (190a) further comprises at least one air intake grid structure (195a); the air intake grid structure (195a ) is arranged on the air inlet portion (192) and corresponding to the air inlet (1923). 10.根据权利要求7所述的轴流风扇外壳（190），其特征在于，所述安装板（1921）上形成有一个穿孔（1924），用于穿设所述电动机（100）的轴（130）以驱动所述轴流风扇（180）。10. The axial flow fan housing (190) according to claim 7, characterized in that, a perforation (1924) is formed on the mounting plate (1921) for passing through the shaft of the motor (100) ( 130) to drive the axial fan (180).
CN 201320135609 2013-03-22 2013-03-22 Motor and axial fan housing thereof Expired - Fee Related CN203206059U (en)

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CN 201320135609 CN203206059U (en) 2013-03-22 2013-03-22 Motor and axial fan housing thereof

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Cited By (1)

* Cited by examiner, † Cited by third party
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

Cited By (1)

* Cited by examiner, † Cited by third party
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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