CN108718134A - A kind of high efficiency motor - Google Patents

A kind of high efficiency motor Download PDF

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Publication number
CN108718134A
CN108718134A CN201810590187.3A CN201810590187A CN108718134A CN 108718134 A CN108718134 A CN 108718134A CN 201810590187 A CN201810590187 A CN 201810590187A CN 108718134 A CN108718134 A CN 108718134A
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CN
China
Prior art keywords
engine base
rotor
motor
heat
efficiency 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.)
Granted
Application number
CN201810590187.3A
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Chinese (zh)
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CN108718134B (en
Inventor
尹洁
李晓宇
尹东升
庞允
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.)
Jiangsu Weiteli motor Limited by Share Ltd
Original Assignee
ZHEJIANG JIANGYU MOTOR 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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Application filed by ZHEJIANG JIANGYU MOTOR CO Ltd filed Critical ZHEJIANG JIANGYU MOTOR CO Ltd
Priority to CN201810590187.3A priority Critical patent/CN108718134B/en
Publication of CN108718134A publication Critical patent/CN108718134A/en
Application granted granted Critical
Publication of CN108718134B publication Critical patent/CN108718134B/en
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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K9/00Arrangements for cooling or ventilating
    • H02K9/02Arrangements for cooling or ventilating by ambient air flowing through the machine
    • H02K9/04Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
    • H02K9/06Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K5/00Casings; Enclosures; Supports
    • H02K5/04Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/16Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K5/00Casings; Enclosures; Supports
    • H02K5/04Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/20Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium

Abstract

The invention discloses a kind of high efficiency motors, stator including engine base, in the engine base and the matched rotor of the stator, the bearing cap at the top of the engine base and the pedestal set on the engine base bottom, the bearing cap is detachably connected with the engine base, the pedestal is detachably connected with the engine base, and heat-transfer device is equipped in the engine base;The bearing cap is equipped with the fixing device that can avoid rotor shake;Motor output shaft when exporting power is not likely to produce shake, and motor output is more steady, and power transmission is stablized, and motor reliability is high;Perfect heat-dissipating can avoid motor overheating from influencing motor service life effectively by the heat derives in motor.

Description

A kind of high efficiency motor
Technical field
The invention belongs to electrical engineering fields, more particularly, to a kind of high efficiency motor.
Background technology
Motor refers to a kind of calutron realized electric energy conversion according to the law of electromagnetic induction or transmitted.Existing motor work Output shaft easy tos produce shake when making, and keeps power transmission unstable, influences motor use reliability, and motor generates appearance in running Easy heat production, makes motor temperature increase, and is easy to damage motor inside, influences motor service life.
Invention content
The present invention for overcome the deficiencies in the prior art, provides a kind of efficient electric that low energy consumption, exports stabilization, is easy to heat dissipation Machine.
To achieve the goals above, the present invention uses following technical scheme:A kind of motor, including engine base, be set to the machine Seat in stator, with the matched rotor of the stator, the bearing cap at the top of the engine base and be set to the engine base bottom Pedestal, the bearing cap is detachably connected with the engine base, and the pedestal is detachably connected with the engine base, in the engine base Equipped with heat-transfer device;The bearing cap is equipped with the fixing device that can avoid rotor shake;When motor works, fixing device pair Effect is fixed in rotor, the rotation for enabling rotor to stablize, and keeps the power that rotor of output shaft axle exports more stable, avoids rotor Shake is generated, motor use reliability is improved;The heat that motor generates at work is transmitted by heat-transfer device, makes big portion Divide heat to be conducted, avoids motor overheating from causing electric inboard installation impaired, influence the service life of motor;Bearing cap and bottom Seat and engine base are set as being detachably connected, and simplify disassembling and assembling machine process, the assembly of motor is made to become more convenient.
Preferably, being equipped with the limiting device for playing position-limiting action to rotor in the pedestal;Limiting device and fixing device It cooperates, fixed function is risen to rotor, avoid rotor to be shaken in rotation process in one position rotor restriction, influence The stability of motor output.
Preferably, the fixing device include the multiple grooves being set on the bearing cap and on the rotor and With multiple bearings of the multiple fit depressions;By the cooperation of multiple bearings and multiple grooves, rotor is limited to Predeterminated position, when the rotor is turning, when one of bearing is subjected to displacement in corresponding groove, other bearings by with it is recessed The cooperation of slot limits the movement of wherein single bearing and groove, makes rotor that can not carry out displacement while rotation, avoids rotor It is shaken during rotation.
Preferably, the heat-transfer device includes the thermal conductive cavity being set in the engine base, the heat conduction on the stator Slot and on the engine base and with the matched heat-conducting block of the thermal trough;When motor works heat production, generated on stator big The heat of amount adds the contact area that thermal trough increases stator and engine base on stator, passes through the mutual of thermal trough and heat-conducting block Cooperation carries out in most of heat transfer to engine base on stator heat conduction by the thermal conductive cavity on engine base, utilizes the big of engine base Area makes to be transmitted to the heat Quick diffusing on engine base, avoids the worked heat affecting motor service life of motor.
Preferably, being equipped with coolant in the thermal conductive cavity, the thermal trough is no less than one;Multiple thermal troughs are added, So that the contact area of stator and engine base is significantly increased, make stator that heat are preferably conducted to engine base after fever, coolant can For water, coolant is added in thermal conductive cavity, cooling processing is carried out to engine base, engine base own temperature is not easy rapid increase, makes stator Become larger with the temperature difference of engine base, is conducive to stator and transmits heat.
Preferably, the limiting device includes the cavity and multiple convex in the cavity being set in the pedestal Item;Position-limiting action is carried out to rotor by raised line, rotor is fixed in cooperation fixing device, avoids rotor in rotation process Shake displacement occurs, keeps motor output power more steady;Limiting device is arranged in pedestal, prevents outer bound pair rotor from causing It influences, saves motor volume, keep motor use more reliable.
Preferably, the rotor bottom is equipped with limited block, the limited block is equipped with and the matched limit of the raised line Position slot and limited ring groove;Limited block plays position-limiting action to rotor, so that rotor bottom is formed with cavity and coordinates, limiting slot is set to limit In the middle part of block, limited ring groove is set to limit block edge, and limit groove shape is identical as raised line outer profile, and limited ring groove can be carried out around raised line Rotation;By the cooperation of limiting slot and raised line, rotor is limited in predeterminated position, makes rotor that can not move left and right, passes through The cooperation of limited ring groove and raised line makes rotor that can only be rotated along predetermined trajectory, passes through the phase of limited ring groove and limiting slot Mutually cooperation, makes rotor that can not move up and down, and keeps rotor more steady in rotation, promotes motor and export stablizing effect.
Preferably, the rotor is equipped with fan, spacing ring is equipped with below the fan;Spacing ring plays limit to fan And fixed function, increase the fastness of fan, rotor drives fan to rotate together in rotation, and fan rotation push air is formed Air-flow increases the speed air flow in motor, helps preferably to be radiated inside motor, promotes motor radiating effect.
Preferably, the engine base bottom is equipped with ventilation hole, the ventilation hole is arranged in the pedestal;Ventilation hole is set So that motor interior air-flow is alternateed with motor external air flow, is conducive to the air-flow of fan blowout by the heat in motor from ventilation hole Place takes out of, promotes the heat dissipation effect of motor, avoids the excessively high influence motor service life of motor internal temperature.
The present invention has the following advantages:Motor output shaft when exporting power is not likely to produce shake, and motor output is relatively more flat Surely, power transmission is stablized, and motor reliability is high;Perfect heat-dissipating can avoid motor mistake effectively by the heat derives in motor Heat affecting motor service life.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the structural schematic diagram of rotor of the present invention.
Fig. 3 is enlarged drawing at Figure 1A.
Fig. 4 is heat-transfer device structural schematic diagram of the present invention.
Fig. 5 is rotor vertical view of the present invention.
Fig. 6 is rotor limited block vertical view of the present invention.
Fig. 7 is fan schematic diagram of the present invention.
Specific implementation mode
In order to make those skilled in the art be better understood from the present invention program, below in conjunction in the embodiment of the present invention Attached drawing, technical solution in the embodiment of the present invention carry out clear, complete description, it is clear that described embodiment is only A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people The every other embodiment that member is obtained without making creative work should all belong to the model that the present invention protects It encloses.
As shown in figs. 1-7, a kind of high efficiency motor, including engine base 1, the stator 4 in the engine base 1 and the stator 4 Matched rotor 5, the pedestal 3 set on the bearing cap 2 at 1 top of the engine base and set on 1 bottom of the engine base, the bearing cap 2 are detachably connected with the engine base 1, and the pedestal 3 is detachably connected with the engine base 1, and described be detachably connected can be clamping, Heat-transfer device is equipped in the engine base 1;The heat that motor generates at work is transmitted by heat-transfer device, makes most of heat Amount is conducted, and is avoided motor overheating from causing electric inboard installation impaired, is influenced the service life of motor;On the bearing cap 2 Equipped with the fixing device that avoidable rotor 5 is shaken, effect is fixed to rotor 5 in fixing device, turn for enabling rotor 5 to stablize It is dynamic, keep the power that 5 output shaft of rotor exports more stable, rotor 5 is avoided to generate shake, improves motor use reliability.
The fixing device include the multiple grooves 11 being set on the bearing cap 2 and on the rotor 5 and with institute State the matched multiple bearings of multiple grooves 11 51;Each bearing 51 is matched with corresponding groove 11, herein with bearing 51 It is for 4 with groove 11, since each bearing 51 is matched with corresponding groove 11, by multiple grooves 11 and more Effect is fixed to rotor 5 in a bearing 51, when rotor 5 rotates, the hair in corresponding groove 11 of one of bearing 51 When raw displacement, other bearings 51 make rotor 5 by the movement of cooperation limitation wherein single bearing 51 and groove 11 with groove 11 Displacement can not be carried out while rotation, avoids rotor 5 from being shaken during rotation, influences motor output stability.
The heat-transfer device include be set to the engine base 1 in thermal conductive cavity 13, the thermal trough 41 on the stator 4 and On the engine base 1 and with 41 matched heat-conducting block 14 of the thermal trough, coolant is equipped in the thermal conductive cavity 13, it is described Thermal trough 41 is no less than one, and the coolant can be water, add multiple thermal troughs 41, make the contact area of stator 4 and engine base 3 It is significantly increased, makes stator 4 that heat are preferably conducted to engine base 3 in thermal conductive cavity 13 after fever and add coolant, to engine base 1 Cooling processing is carried out, 1 own temperature of engine base is not easy rapid increase, and stator 4 and the temperature difference of engine base 1 is made to become larger, and is conducive to stator 4 and transmits Heat;When motor works heat production, generate a large amount of heat on stator 4, added on stator 4 thermal trough 13 increase stator 4 with The contact area of engine base 1 is arrived most of heat transfer on stator 4 by the mutual cooperation of thermal trough 13 and heat-conducting block 14 On engine base 1, heat conduction, the heat for making to be transmitted on engine base 1 using the large area of engine base 1 are carried out by the thermal conductive cavity 13 on engine base 1 Quick diffusing avoids the worked heat affecting motor service life of motor.
The limiting device that position-limiting action is played to rotor 5 is equipped in the pedestal 3, the limiting device includes being set to the bottom Cavity 31 in seat 3 and multiple raised lines 13 in the cavity 31,5 bottom of the rotor are equipped with limited block 54, the limit Position block 54 is equipped with and 13 matched limiting slot 542 of the raised line and limited ring groove 541;Limited block 54 plays limit to rotor 5 Effect makes 5 bottom of rotor be formed with cavity 31 and coordinates, and limiting slot 542 is set in the middle part of 54 bottom surface of limited block, and limited ring groove 541 is set In 54 edge of limited block, 542 shape of limiting slot is identical as 13 outer profile of raised line, and limited ring groove 541 can be rotated around raised line 13; By the cooperation of limiting slot 541 and raised line 13, rotor 5 is limited in predeterminated position, makes rotor 5 that can not move left and right, led to The cooperation for crossing limited ring groove 541 and raised line 13 makes rotor 5 that can only be rotated along predetermined trajectory, passes through 541 He of limited ring groove The mutual cooperation of limiting slot 542 makes rotor 5 that can not move up and down, and keeps rotor 5 more steady in rotation, promotes motor Export stablizing effect.
The rotor 5 is equipped with fan 52, and 52 lower section of the fan is equipped with spacing ring 53;The flabellum of fan 52 is odd number piece Setting avoids fan from generating more resonance when running at high speed, and can not bear what resonance generated for a long time so as to cause blade Finally there is situations such as leaf destruction in fatigue;Spacing ring 53 plays limit and fixed function to fan 52, increases the secured of fan 52 Property, rotor 5 rotation when drive fan 52 rotate together, fan 52 rotation push air formed air-flow, increase motor in sky Flow of air speed helps preferably to be radiated inside motor, promotes motor radiating effect.
1 bottom of the engine base is equipped with ventilation hole 12, and the ventilation hole 12 is arranged in the pedestal 3;Ventilation hole 12 is set So that motor interior air-flow is alternateed with motor external air flow, is conducive to the air-flow of the blowout of fan 52 by the heat in motor from ventilation It is taken out of at hole, promotes the heat dissipation effect of motor, avoid the excessively high influence motor service life of motor internal temperature.
It is additionally provided with driving wheel 55 on the rotor 5, equipment cavity is equipped in the bearing cap 2, the equipment cavity is set to described The top of groove 11, is equipped with water pump 21 in the equipment cavity, and 21 input shaft of water pump is equipped with input gear 211, input gear 211 with Driving wheel 55 is intermeshed by gear, when rotor 5 rotates, is driven input gear 211 to rotate by driving wheel 55, is made water pump 21 start to work;1 outside of the engine base is equipped with shell 6, and 6 top of shell is fixedly connected on bearing cap 2, and lower part is fixedly connected on On engine base 1, it is equipped with cavity between shell 6 and engine base 1, heat conducting pipe 61, the winding in the shape of a spiral of the heat conducting pipe 61 are equipped in cavity In 1 outer surface of engine base, 21 efferent duct of water pump is connected with 61 beginning of heat conducting pipe, and 21 input pipe of water pump is connected with 61 end of heat conducting pipe, The input pipe and efferent duct of water pump 21 are soft tube, can be made of rubber tube, convenient for 21 input pipe of water pump and efferent duct with lead Heat pipe 61 is connected, can when to disassembling and assembling machine to be detachably connected between 21 input pipe of water pump and efferent duct and heat conducting pipe 61 The input pipe of water pump 21 and efferent duct are disconnected with heat conducting pipe 61.
Water pump 21 and driving wheel 55 are set in equipment cavity, the transmission of water pump 21 is carried out in equipment cavity, protects water pump 21 It is more steady when receiving power, by ectocine when 55 feed pump 21 of driving wheel being avoided to be driven, influence the normal fortune of water pump 21 Row, water pump 21 are engaged by input gear 211 with the gear of driving wheel 55, so that the power of rotor 5 is transmitted more stable, are promoted water Pump 21 operational efficiency;Thermal conductive cavity 13 is connected with heat conducting pipe 61, and the coolant in thermal conductive cavity 13 can be entered in heat conducting pipe 61 and be carried out Heat conduction cools down, and the temperature of coolant is made to lower, and better cooling effect is played to motor inside.
When motor works, rotor 5 drives driving wheel 55 to rotate, and driving wheel 55 drives input tooth by the engagement between gear 211 rotation of wheel, provides power for water pump 21, water pump 21 is made to start to work, by water pump 21 make coolant in heat conducting pipe 61 into Row circulates, and helps the coolant in thermal conductive cavity 13 to be quickly cooled down, coolant is enable preferably to play cooling effect, is promoted Motor radiating effect avoids motor internal temperature is excessively high from being damaged to motor.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto, Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.

Claims (9)

1. a kind of high efficiency motor, including engine base(1), be set to the engine base(1)Interior stator(4)And the stator(4)It matches Rotor(5), be set to the engine base(1)The bearing cap at top(2)And it is set to the engine base(1)The pedestal of bottom(3), the axis Hold lid(2)With the engine base(1)It is detachably connected, the pedestal(3)With the engine base(1)It is detachably connected, it is characterised in that: The engine base(1)It is interior to be equipped with heat-transfer device;The bearing cap(2)It is equipped with and can avoid rotor(5)The fixing device of shake.
2. a kind of high efficiency motor described in accordance with the claim 1, it is characterised in that:The pedestal(3)It is interior to be equipped with to rotor(5)It rises The limiting device of position-limiting action.
3. a kind of high efficiency motor described in accordance with the claim 1, it is characterised in that:The fixing device includes being set to the bearing Lid(2)On multiple grooves(11)With set on the rotor(5)It is upper and with the multiple groove(11)Matched multiple bearings (51).
4. a kind of high efficiency motor described in accordance with the claim 1, it is characterised in that:The heat-transfer device includes being set to the engine base (1)Interior thermal conductive cavity(13), be set to the stator(4)On thermal trough(41)And it is set to the engine base(1)Above and with described lead Heat channel(41)Matched heat-conducting block(14).
5. a kind of high efficiency motor according to claim 4, it is characterised in that:The thermal conductive cavity(13)It is interior to be equipped with coolant, The thermal trough(41)No less than one.
6. a kind of high efficiency motor according to claim 2, it is characterised in that:The limiting device includes being set to the pedestal (3)Interior cavity(31)With set on the cavity(31)Interior multiple raised lines(13).
7. a kind of high efficiency motor according to claim 6, it is characterised in that:The rotor(5)Bottom is equipped with limited block (54), the limited block(54)It is equipped with and the raised line(13)Matched limiting slot(542)With limited ring groove(541).
8. a kind of high efficiency motor described in accordance with the claim 1, it is characterised in that:The rotor(5)It is equipped with fan(52), institute State fan(52)Lower section is equipped with spacing ring(53).
9. a kind of high efficiency motor according to claim 8, it is characterised in that:The engine base(1)Bottom is equipped with ventilation hole (12), the ventilation hole(12)It is arranged in the pedestal(3)It is interior.
CN201810590187.3A 2018-06-08 2018-06-08 A kind of motor Active CN108718134B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810590187.3A CN108718134B (en) 2018-06-08 2018-06-08 A kind of motor

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Application Number Priority Date Filing Date Title
CN201810590187.3A CN108718134B (en) 2018-06-08 2018-06-08 A kind of motor

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CN108718134A true CN108718134A (en) 2018-10-30
CN108718134B CN108718134B (en) 2019-10-18

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110048581A (en) * 2019-05-25 2019-07-23 马闪 A kind of stepper motor preventing eccentric operating

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0946974A (en) * 1995-07-28 1997-02-14 Nikkiso Co Ltd High-speed motor with united cooling and lubricating system
CN103956864A (en) * 2014-04-14 2014-07-30 宁波狮球通风机电有限公司 Rotor shaft press-fitting die
CN206517239U (en) * 2017-02-22 2017-09-22 浙江永发机电有限公司 A kind of servomotor
CN207200535U (en) * 2017-08-03 2018-04-06 东莞市联洲知识产权运营管理有限公司 A kind of line cup mechanism on stator winder

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0946974A (en) * 1995-07-28 1997-02-14 Nikkiso Co Ltd High-speed motor with united cooling and lubricating system
CN103956864A (en) * 2014-04-14 2014-07-30 宁波狮球通风机电有限公司 Rotor shaft press-fitting die
CN206517239U (en) * 2017-02-22 2017-09-22 浙江永发机电有限公司 A kind of servomotor
CN207200535U (en) * 2017-08-03 2018-04-06 东莞市联洲知识产权运营管理有限公司 A kind of line cup mechanism on stator winder

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110048581A (en) * 2019-05-25 2019-07-23 马闪 A kind of stepper motor preventing eccentric operating

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Effective date of registration: 20190923

Address after: 225300 Jiangsu Province, Taizhou City Hailing District Gang Yang

Applicant after: Jiangsu Weiteli motor Limited by Share Ltd

Address before: 312353 Shang Pu town industrial zone, Shangyu District, Shaoxing, Zhejiang

Applicant before: Zhejiang Jiangyu Motor Co., Ltd.

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