CN207910627U - A kind of Novel variable-frequency motor with cooling mechanism - Google Patents

A kind of Novel variable-frequency motor with cooling mechanism Download PDF

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Publication number
CN207910627U
CN207910627U CN201820215057.7U CN201820215057U CN207910627U CN 207910627 U CN207910627 U CN 207910627U CN 201820215057 U CN201820215057 U CN 201820215057U CN 207910627 U CN207910627 U CN 207910627U
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CN
China
Prior art keywords
motor
fan
auxiliary
fan housing
main motor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201820215057.7U
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Chinese (zh)
Inventor
杨立超
柳鑫
赵志华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HENAN BAOTIAN ELECTROMECHANICAL SCIENCE AND TECHNOLOGY Co Ltd
Original Assignee
HENAN BAOTIAN ELECTROMECHANICAL SCIENCE AND TECHNOLOGY Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Priority to CN201820215057.7U priority Critical patent/CN207910627U/en
Application granted granted Critical
Publication of CN207910627U publication Critical patent/CN207910627U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model belongs to electrical equipment technical field, more particularly to a kind of Novel variable-frequency motor with cooling mechanism, including main motor, the fan housing being fixedly connected, wind turbine is set in the fan housing, the wind turbine includes auxiliary-motor and fan, the output shaft of auxiliary-motor is coaxially fixed with fan, and the fan housing is connected with the end cap of main motor, and transition bracket is arranged between the main motor and auxiliary-motor.The utility model solves the problems such as vibration generated because fan rotates, noise, effect is highly desirable by the way that transition bracket is arranged.

Description

A kind of Novel variable-frequency motor with cooling mechanism
Technical field
The utility model belongs to electrical equipment technical field more particularly to a kind of Novel variable-frequency motor with cooling mechanism.
Background technology
Motor is to convert electrical energy into the electrical equipment of mechanical energy, but in use, the temperature of motor can increase, Its reason has following several:
One, coil has resistance, electric current to flow through loss power;
Two, the magnetic field of iron core has " hysteresis loop ", electric energy transformation magnetic energy some continue to be changed into thermal energy;
Three, iron core, which also has, is vortexed, the magnetic energy of electric energy transformation some become electric current again and become thermal energy in turn;
Four, have friction between mechanical component, the kinetic energy of electric energy transformation some continue to be changed into thermal energy;
The long-term fever of motor can impact the service life of winding coil covering, once coil short can lead to electricity The problem of machine fails is known as forced air device so being commonly provided with heat sink on motor in industry.It is well known that often The forced air device of rule is mounted in the non-output shaft end auxiliary-motor of main motor and fan, and fan housing, secondary electricity are installed around fan Machine, which is powered, drives fan rotation, realization to give main motor aeration-cooling purpose.Forced air device is mounted on fan housing, and fan housing is The flabellum of fan provides protection, and one end of fan housing is on the engine base lug of motor.Due to fan housing category thin-wall part, when auxiliary-motor turns When dynamic drive fan rotation, thin-wall part vibration not only will produce noise but also can cause the vibration of main motor, how to inhibit wind The vibration of cover is the direction of people in the industry's long-term endeavour.
The patent document of Authorization Notice No. CN205960870U discloses a kind of low vibrations micromotor, including engine base, engine base Bottom be provided with beam, be provided with outer cage at the top of engine base, the side of outer cage is provided with shakeproof layer, the one of shakeproof layer Side is provided with inner casing, and rubber shock-absorbing layer is provided on the inside of shakeproof layer, damping shock absorption layer is provided on the inside of rubber shock-absorbing layer, Inner casing is internally provided with anti-rattler, and outer snap ring is provided on the inside of anti-rattler, and the side of outer snap ring is provided with spring, spring Side be provided with interior snap ring, the upper end of engine base is provided with fan housing, and fan housing is internally provided with fan, and the side of fan is provided with The side of bearing cover afterwards, rear bearing cover is provided with rear bearing, and the side of rear bearing is provided with rear internal bearing cover, axle stretch end end The side of lid is provided with fore bearing outer cover, and fore bearing is provided on the inside of axle stretch end end cap, and the side of fore bearing is provided with front axle Inner cover is held, it is effective to reduce equipment generated noise in work is run.The structure makes improvement in motor itself, from inside and outside The vibration problem of whole device is weakened, but the structure for being not directed to fan housing vibration is improved, and can not thoroughly solve to shake Dynamic problem.
The patent document of Authorization Notice No. CN205349871U discloses a kind of noise-reduction type air-introduced machine, including rack, in rack It is rotatably connected to shaft, shaft one end is fixed with impeller, cover body is equipped on the outside of impeller, and cover body is equipped with air inlet and air outlet, Cover body both sides are additionally provided with the bracing piece for reducing cover body vibrations, and the axial connection of connection fan housing both ends of the surface is additionally provided with inside fan housing The radial distance of bar, connecting rod to flabellum side is equal at a distance from connecting rod to cover body inner wall.The structure is entered from cover body Hand increases axis connecting rod, although solving the problems, such as that vibration, the periodically-varied of wind direction and wind pressure are bound in form Different degrees of extruding can be caused to fan housing, and then generates vibration and noise.
Utility model content
In view of this, the purpose of this utility model is in view of the deficiencies of the prior art, provide a kind of with the new of cooling mechanism Type variable-frequency motor solves the defects of vibration generated because fan rotates, noise, effect is managed very much by the way that transition bracket is arranged Think.
In order to achieve the above objectives, the utility model uses following technical scheme:
A kind of Novel variable-frequency motor with cooling mechanism, including the main motor, the fan housing that are fixedly connected, setting in the fan housing Wind turbine, the wind turbine include auxiliary-motor and fan, and the output shaft of auxiliary-motor is coaxially fixed with fan, the fan housing and main motor End cap is connected, and transition bracket is arranged between the main motor and auxiliary-motor.
Further, the transition bracket includes multiple tilting bars and a fixed seat, and one end of multiple tilting bars is uniform It is arranged in fixed seat, the other end of the tilting bar is fixedly connected with the end cap of main motor, and the fixed seat is solid with auxiliary-motor Fixed connection.
Further, multiple heat sinks are arranged in the outer surface of the auxiliary-motor.
Further, air outlet is arranged in one end of the end cap close to main motor in the fan housing, and the fan housing is close to wind Air inlet is arranged in one end of fan.
Further, the air inlet is arc.
Further, location hole is set on the tilting bar, bracing piece is set between adjacent inclined bar.
Further, notch is set on the bracing piece.
The utility model has the beneficial effects that:
1. being typically to be improved to the vibration damping of fan structure, main motor in the prior art, fan housing is made to reduce wind pressure At vibration problem, the application changes conventional thinking, passes through and design a transition bracket between main motor and auxiliary-motor, secondary One end dress fan of motor drives fan rotation, the other end of auxiliary-motor to be mounted on transition bracket with bolt, and transition bracket is another One end is connected in bolt on the end cap of main motor, fan generate wind be main motor end cap and casing cool down, fan with Auxiliary-motor is included in fan housing.Total is compact and rotating part is all made of rigid attachment, and steady application solutions are to main motor Aeration-cooling purpose;Additionally, due to control circuit is equipped on auxiliary-motor, belong to irregular structure, in fan rotation process In, for the stress of secondary driving motor there are unbalanced problem, the vibration that auxiliary-motor generates is passed through transition bracket by the utility model Disperse to be unloaded to main drive motor, the stability of the auxiliary-motor course of work has been effectively ensured.
2. transition bracket includes multiple tilting bars and a fixed seat, one end of multiple tilting bars is evenly provided on fixation On seat, the other end of tilting bar is fixedly connected with the end cap of main motor, and fixed seat is fixedly connected with auxiliary-motor, transition in the application The structure design of holder can not only provide stable support for the main motor of irregular shape, but also in fan work process In, the direction flowed with air in fan housing is mutually parallel, and has the advantages that the problem of windage is small, to prevent fan housing to vibrate.
3. in actual use, the rotating speed of auxiliary-motor is higher, itself can also generate heat, although there is air stream in fan housing It is dynamic to cool down to auxiliary-motor, but have little effect, multiple heat sinks are arranged in the outer surface of auxiliary-motor in the application, can prevent pair The excessively high problem of motor temperature.
4. air outlet is arranged in one end of the end cap close to main motor in fan housing, outlet air is being arranged close to one end of fan in fan housing Mouthful, air outlet is arcuate structure, and the structure design of arc air inlet is conducive to provide smoothly exhaust effect, and reduction was entered the wind Windage in journey.
5. location hole is arranged on tilting bar, bracing piece is set, this structure design effectively improves transition between adjacent inclined bar The structural strength of holder.
6. in order to mitigate the weight of bracing piece, notch is set on bracing piece.
Description of the drawings
Fig. 1 is the structural schematic diagram of embodiment one;
Fig. 2 is the structural schematic diagram of two fan housing of embodiment;
Fig. 3 is the structural schematic diagram of embodiment three.
Figure label:1- main motors, 2- fan housings, 3- auxiliary-motors, 4- fans, 5- tilting bars, 6- fixed seats, 7- heat sinks, 8- air outlets, 9- air inlets, 10- bracing pieces, 11- notches.
Specific implementation mode
The utility model is further described with reference to the accompanying drawings and examples.
Embodiment one
As shown in Figure 1, the utility model includes the main motor 1 being fixedly connected, fan housing 2, wind turbine is set in the fan housing 2, The wind turbine includes auxiliary-motor 3 and fan 4, and the output shaft and fan 4 of auxiliary-motor 3 are coaxial fixed, the fan housing 2 and main motor 1 End cap be connected, transition bracket is set between the main motor 1 and auxiliary-motor 3, and the transition bracket includes multiple tilting bars 5 Uniformly it is arranged in fixed seat 6 with one end of a fixed seat 6, multiple tilting bars 5, the other end of the tilting bar 5 and master The end cap of motor 1 is fixedly connected, and the fixed seat 6 is fixedly connected with auxiliary-motor 3, and the outer surface setting of the auxiliary-motor 3 is multiple Heat sink 7.
It is typically to be improved to the vibration damping of fan structure, main motor in the prior art, fan housing is caused to reduce wind pressure Vibration problem, the application changes conventional thinking, by adding an auxiliary-motor, and designed between main motor and auxiliary-motor One end dress fan of one transition bracket, auxiliary-motor drives fan rotation, the other end to be mounted on transition bracket with bolt, transition The holder other end is connected in bolt on the end cap of main motor, and fan is included in auxiliary-motor in fan housing.Total is compact and turns Dynamic part is all made of rigid attachment, and steady application solutions give main motor aeration-cooling purpose;Transition bracket includes multiple inclinations Bar and a fixed seat, one end of multiple tilting bars are uniformly arranged in fixed seat, the other end of tilting bar and main motor End cap is fixedly connected, and fixed seat is fixedly connected with auxiliary-motor, the structure design of transition bracket in the application, can be not only not advise Then the main motor of shape provides stable support, and during fan work, and the direction flowed with air in fan housing is mutual It is parallel, have the advantages that the problem of windage is small, to prevent fan housing to vibrate.
Since the residing environment of auxiliary-motor itself has been surrounded by hot-air, although there is free flow of air to auxiliary-motor in fan housing Cool down, but have little effect, multiple heat sinks are arranged in the outer surface of auxiliary-motor in the application, can prevent auxiliary-motor temperature mistake High problem.
Embodiment two
In conjunction with shown in Fig. 1 and Fig. 2, the utility model includes the main motor 1 being fixedly connected, fan housing 2, is set in the fan housing 2 Set wind turbine, the wind turbine includes auxiliary-motor 3 and fan 4, and the output shaft and fan 4 of auxiliary-motor 3 are coaxial fixed, the fan housing 2 with The end cap of main motor 1 is connected, and transition bracket is arranged between the main motor 1 and auxiliary-motor 3, and the transition bracket includes multiple Tilting bar 5 and a fixed seat 6, one end of multiple tilting bars 5 are uniformly arranged in fixed seat 6, the tilting bar 5 it is another End is fixedly connected with the end cap of main motor 1, and the fixed seat 6 is fixedly connected with auxiliary-motor 3, and the outer surface of the auxiliary-motor 3 is set Multiple heat sinks 7 are set, the fan housing 2 opens up air outlet 8 close to one end of the end cap of main motor, and the fan housing 2 is close to fan One end opens up air inlet 9, and the air inlet 9 is multiple arcs structure.
Air inlet is arranged close to one end of the end cap of main motor in fan housing, and air outlet is arranged in the other end of fan housing, and air outlet is Arcuate structure, the structure design of arc air outlet are conducive to provide smoothly exhaust effect, reduce windage, the rotating speed of auxiliary-motor Higher, itself can also generate heat, although there is free flow of air to cool down auxiliary-motor in fan housing, have little effect, this Shen Multiple heat sinks please are set in the outer surface of auxiliary-motor, the excessively high problem of auxiliary-motor temperature can be prevented.
Embodiment three
In conjunction with shown in Fig. 2, Fig. 3, the utility model includes the main motor 1 being fixedly connected, fan housing 2, is arranged in the fan housing 2 Wind turbine, the wind turbine include auxiliary-motor 3 and fan 4, and the output shaft and fan 4 of auxiliary-motor 3 are coaxial fixed, the fan housing 2 and master The end cap of motor 1 is connected, and is arranged transition bracket between the main motor 1 and auxiliary-motor 3, and the transition bracket includes multiple inclining One end of brace 5 and a fixed seat 6, multiple tilting bars 5 is uniformly arranged in fixed seat 6, the other end of the tilting bar 5 It is fixedly connected with the end cap of main motor 1, the fixed seat 6 is fixedly connected with auxiliary-motor 3, the outer surface setting of the auxiliary-motor 3 Air inlet 8, the other end setting of the fan housing 2 is arranged close to one end of the end cap of main motor in multiple heat sinks 7, the fan housing 2 Air outlet 9, the air outlet 9 are multiple arcs structure, and location hole is arranged on the tilting bar 5, is arranged between adjacent inclined bar 5 Notch 11 is arranged on the bracing piece 10 for bracing piece 10.
Location hole is set on tilting bar, bracing piece is set between adjacent inclined bar, this structure design effectively improves transition branch Notch is arranged in order to mitigate the weight of bracing piece in the structural strength of frame on bracing piece.
Finally illustrate, above example is merely intended for describing the technical solutions of the present application, but not for limiting the present application, this field Other modifications or equivalent replacement that those of ordinary skill makes the technical solution of the utility model, without departing from this practicality The spirit and scope of new technique scheme should all cover in the right of the utility model.

Claims (5)

1. a kind of Novel variable-frequency motor with cooling mechanism, including the main motor, the fan housing that are fixedly connected, wind is set in the fan housing Machine, the wind turbine include auxiliary-motor and fan, and the output shaft of auxiliary-motor is coaxially fixed with fan, it is characterised in that:The fan housing It is connected with the end cap of main motor, transition bracket is set between the main motor and auxiliary-motor.
2. a kind of Novel variable-frequency motor with cooling mechanism according to claim 1, it is characterised in that:The transition bracket Including multiple tilting bars and a fixed seat, one end of multiple tilting bars is uniformly arranged in fixed seat, the tilting bar it is another One end is fixedly connected with the end cap of main motor, and the fixed seat is fixedly connected with auxiliary-motor.
3. a kind of Novel variable-frequency motor with cooling mechanism according to claim 1, it is characterised in that:The auxiliary-motor Multiple heat sinks are arranged in outer surface.
4. a kind of Novel variable-frequency motor with cooling mechanism according to claim 1, it is characterised in that:The fan housing by Air outlet is arranged in one end of the end cap of nearly main motor, and air inlet is being arranged close to one end of fan in the fan housing.
5. a kind of Novel variable-frequency motor with cooling mechanism according to claim 4, it is characterised in that:The air inlet is Arc.
CN201820215057.7U 2018-02-07 2018-02-07 A kind of Novel variable-frequency motor with cooling mechanism Expired - Fee Related CN207910627U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820215057.7U CN207910627U (en) 2018-02-07 2018-02-07 A kind of Novel variable-frequency motor with cooling mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820215057.7U CN207910627U (en) 2018-02-07 2018-02-07 A kind of Novel variable-frequency motor with cooling mechanism

Publications (1)

Publication Number Publication Date
CN207910627U true CN207910627U (en) 2018-09-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Status (1)

Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108155755A (en) * 2018-02-07 2018-06-12 河南宝天机电科技有限公司 A kind of variable-frequency motor with cooling mechanism

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108155755A (en) * 2018-02-07 2018-06-12 河南宝天机电科技有限公司 A kind of variable-frequency motor with cooling mechanism

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180925

Termination date: 20210207

CF01 Termination of patent right due to non-payment of annual fee