CN206379898U - A kind of three-phase permanent-magnetic synchronous motors - Google Patents
A kind of three-phase permanent-magnetic synchronous motors Download PDFInfo
- Publication number
- CN206379898U CN206379898U CN201621273628.XU CN201621273628U CN206379898U CN 206379898 U CN206379898 U CN 206379898U CN 201621273628 U CN201621273628 U CN 201621273628U CN 206379898 U CN206379898 U CN 206379898U
- Authority
- CN
- China
- Prior art keywords
- rotor
- stator
- permanent magnet
- support
- synchronous motors
- 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
Links
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims description 6
- 239000003351 stiffener Substances 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 2
- 239000000725 suspension Substances 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 2
- 210000003739 neck Anatomy 0.000 description 12
- 239000000428 dust Substances 0.000 description 8
- 238000009434 installation Methods 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000009881 electrostatic interaction Effects 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Motor Or Generator Cooling System (AREA)
Abstract
The utility model discloses a kind of three-phase permanent-magnetic synchronous motors, including support, end cap, rotor and stator, end cap is fixedly connected on the end of support, closure is provided between rotating shaft and end cap, closure passes through bearings rotating shaft, rotor includes rotor core and the first permanent magnet, rotor core is provided centrally with spacing hole, C-shaped neck is evenly arranged with the circumference side of rotor core, stator includes two symmetrically arranged stator cores, stator core is provided with L-shaped groove on the side of rotor, the second permanent magnet is provided with L-shaped groove, the side relative with end cap is provided with radiator fan on the outer face of support, the outside of radiator fan is provided with fan housing, filter is fixedly connected with fan housing.The utility model is simple in construction, not only increases the magnetic fields scope of permanent magnet, improves the resistance to overturning of motor, and rotor is had suspension function, reduces the pressure of rotating shaft and bearing, extends the service life of motor, improve security.
Description
Technical field
The utility model is related to a kind of three-phase permanent-magnetic synchronous motors.
Background technology
Three-phase permanent magnet synchronous motor has the advantages that excellent speed adjusting performance and energy-efficient and be used widely, and it is opened
Dynamic performance is good, and mechanical property is hard, and rotating speed is strictly proportional to mains frequency, and reliable, easy to maintenance, installation capability is good, the longevity
Life length.
Three-phase permanent magnet synchronous motor of the prior art increases the bearing load of rotating shaft due to adding permanent magnet, because
This rotating shaft and the abrasion of bearing are more serious, easily produce noise, influence the stability of motor.
Utility model content
The utility model purpose is to provide a kind of three-phase permanent for the deficiency present in prior art synchronously electronic
The technical scheme of machine, not only increases the magnetic fields scope of permanent magnet, improves the resistance to overturning of motor, and has rotor
There is suspension function, reduce the pressure of rotating shaft and bearing, extend the service life of motor, improve security.
In order to solve the above-mentioned technical problem, the utility model is adopted the following technical scheme that:
A kind of three-phase permanent-magnetic synchronous motors, including support, end cap, rotor and stator, end cap are fixedly connected on support
End, stator is located on the inwall of support, and rotor is connected to the inside of support by axis of rotation, is set between rotating shaft and end cap
There is a closure, closure is provided with terminal box by bearings rotating shaft on the top surface of support, it is characterised in that:Rotor includes
Rotor core and the first permanent magnet, rotor core are provided centrally with spacing hole, and rotating shaft matches with spacing hole, rotor core
C-shaped neck is evenly arranged with circumference side, the first permanent magnet matches with C-shaped neck, stator is symmetrically arranged including two
It is fixedly connected between stator core, two stator cores by screw rod, stator core is provided with L-shaped on the side of rotor
Side relative with end cap on the second permanent magnet, the outer face of support is provided with groove, L shape grooves and is provided with radiator fan, is radiated
The outside of fan is provided with fan housing, fan housing and is fixedly connected with filter;By the way that the first permanent magnet is spacing in C-shaped neck
In, the bonding strength of the first permanent magnet and rotor core is not only increased, prevents rotor when high speed rotates because of the first permanent magnet
Shake and produce larger centrifugal force, improve security, and increase the magnetic fields scope of the first permanent magnet, revolve rotor
Turn more stable reliable, two ends of the first permanent magnet respectively with the second permanent magnet interaction on stator core, make rotor
The power of suspension can be produced, prevents rotor from driving rotating shaft to move about in high-speed rotation, reduces the pressure of bearing, improve three-phase
The job stability of permagnetic synchronous motor, detachable stator design can be in order to the installation and dismounting of rotor, radiator fan
The heat produced when then effectively motor can be worked is dispelled, and reduces the temperature of motor internal, extends the use of motor
Filter on life-span, fan housing effectively can then obstruct extraneous dust in the outside of motor, prevent dust from entering electricity
Electrostatic interaction is produced in machine, the normal work of motor is influenceed.
Further, stiffener is evenly arranged with the outer circumference of support, stiffener can improve the overall intensity of support
And stability.
Further, rotor core close to stator side shape in curved surface, it is curved be designed with beneficial to improve the first permanent magnetism
The Distribution of Magnetic Field scope of body, makes rotor keep stable when high speed rotates, reduces centrifugal error, reduce the abrasion of parts, together
When be conducive to the quick circulation of air.
Further, the two ends of C-shaped neck are provided with positioning hole, and the first permanent magnet and positioning are passed through by trip bolt
Hole, realizes being fixedly connected for the first permanent magnet and rotor core, facilitates the installation and dismounting of the first permanent magnet by trip bolt,
It can effectively prevent the first permanent magnet from loosening when rotated simultaneously, improve the security of three-phase permanent magnet synchronous motor.
Further, heat emission hole is provided between two adjacent C-shaped necks, heat emission hole is conducive to improving inside rotor core
The circulation of heat, reduces the accumulation of heat, extends the service life of motor.
Further, the circumference of two L-shaped grooves, one arc surface of formation on two stator cores, arc surface and rotor core
The first hanging groove is formed between side, the second hanging groove is formed between stator core and two end faces of rotor core, first hangs
Dead slot is connected with the second hanging groove, and the first hanging groove is easy to the circulation of air, when the second hanging groove can then prevent that rotor from rotating
Directly and stator contact, while reducing the pressure of rotating shaft and bearing, noise during reduction motor work.
Further, filter includes being provided with screen pack in support ring and cover plate, support ring, and the bottom of cover plate, which is rotated, to be connected
It is connected in support ring, the top of cover plate is connected by position-limit mechanism is provided with air channel on support ring, cover plate, and screen pack can make
The heat of motor internal is through being radiated, while can effectively prevent the dust of outside from entering motor internal, cover plate is then played
The effect of protection.
Further, position-limit mechanism includes limited post, pole and banking stop, and limited post is fixedly connected on the cover board, pole position
Button hole is provided with support ring, banking stop is rotatably connected on the top of pole, banking stop, button hole matches with limited post,
By the design of limited post and banking stop, facilitate the folding of cover plate, be easy to clear up screen pack, improve the ventilation of screen pack
Effect.
The utility model is by adopting the above-described technical solution, have the advantages that:
1st, by by the spacing company that the first permanent magnet and rotor core are not only increased in C-shaped neck of the first permanent magnet
Intensity is connect, prevents rotor from producing larger centrifugal force because the first permanent magnet shakes when high speed rotates, improves security, and
The magnetic fields scope of the first permanent magnet is increased, makes rotor rotation more stable reliable;
2nd, two ends of the first permanent magnet respectively with the second permanent magnet interaction on stator core, make rotor can be with
The power suspended is produced, prevents rotor from driving rotating shaft to move about in high-speed rotation, reduces the pressure of bearing, improve three-phase permanent
The job stability of synchronous motor;
3rd, the heat produced when radiator fan effectively can then work motor is dispelled, and reduces the temperature of motor internal
Degree, the filter extended on the service life of motor, fan housing then can be effectively by extraneous dust barrier in the outer of motor
Portion, prevents dust enters from producing electrostatic interaction in motor, influences the normal work of motor;
4th, curved rotor core is designed with beneficial to the Distribution of Magnetic Field scope for improving the first permanent magnet, makes rotor at a high speed
Keep stable during rotation, reduce centrifugal error, the abrasion of parts is reduced, while being conducive to the quick circulation of air.
The utility model is simple in construction, practical, not only increases the magnetic fields scope of permanent magnet, improves motor
Resistance to overturning, and make rotor that there is suspension function, the pressure of rotating shaft and bearing is reduced, the service life of motor is extended,
Improve security.
Brief description of the drawings
The utility model is described in further detail below in conjunction with the accompanying drawings:
Fig. 1 is a kind of structural representation of three-phase permanent-magnetic synchronous motors of the utility model;
Fig. 2 is the structural representation of stator in the utility model;
Fig. 3 is the top view of stator core in the utility model;
Fig. 4 is the structural representation of rotor in the utility model;
Fig. 5 is the structural representation of filter in the utility model.
In figure:1- supports;2- end caps;3- fan housings;4- stators;5- rotors;6- rotating shafts;7- radiator fans;8- filtering dresses
Put;9- terminal boxes;10- stiffeners;11- closures;12- bearings;The permanent magnets of 13- first;14- spacing holes;15- trip bolts;
16- heat emission holes;17-C shape necks;18- positioning holes;19- stator cores;20- screw rods;21-L shape grooves;The permanent magnets of 22- second;
23- support rings;24- cover plates;25- screen packs;26- air channels;27- limited posts;28- poles;29- banking stops;30- rotor iron
Core.
Embodiment
As shown in Figures 1 to 5, be a kind of three-phase permanent-magnetic synchronous motors of the utility model, including support 1, end cap 2, turn
Son 5 and stator 4, end cap 2 are fixedly connected on the end of support 1, and stator 4 is located on the inwall of support 1, and rotor 5 passes through rotating shaft 6
The inside of support 1 is rotatably connected on, closure 11 is provided between rotating shaft 6 and end cap 2, closure 11 is turned by the support of bearing 12
It is provided with axle 6, the top surface of support 1 in terminal box 9, the outer circumference of support 1 and is evenly arranged with stiffener 10, stiffener 10 can
To improve the strength and stability that support 1 is overall.
Rotor 5 includes rotor core 30 and first permanent magnet 13, and rotor core 30 is provided centrally with spacing hole 14, rotating shaft
6 match with spacing hole 14, rotor core 30 close to stator 4 side shape in curved surface, it is curved to be designed with beneficial to improving the
The Distribution of Magnetic Field scope of one permanent magnet 13, makes rotor 5 keep stable when high speed rotates, reduces centrifugal error, reduce parts
Abrasion, while being conducive to the quick circulation of air, C-shaped neck 17 is evenly arranged with the circumference side of rotor core 30,
One permanent magnet 13 matches with C-shaped neck 17, and the two ends of C-shaped neck 17 are provided with positioning hole 18, are worn by trip bolt 15
The first permanent magnet 13 and positioning hole 18 are crossed, being fixedly connected for the first permanent magnet 13 and rotor core 30 is realized, passes through trip bolt
15 facilitate the installation and dismounting of the first permanent magnet 13, while can effectively prevent the first permanent magnet 13 from loosening when rotated,
Improve and be provided with heat emission hole 16, heat emission hole between the security of three-phase permanent magnet synchronous motor, two adjacent C-shaped necks 17
16 are conducive to improving the circulation of the internal heat of rotor core 30, reduce the accumulation of heat, extend the service life of motor, by inciting somebody to action
First permanent magnet 13 is spacing in C-shaped neck 17, not only increases the bonding strength of the first permanent magnet 13 and rotor core 30,
Prevent rotor 5 from producing larger centrifugal force because being shaken the first permanent magnet 13 when high speed rotates, improve security, and increase
The magnetic fields scope of first permanent magnet 13, rotates rotor 5 more stable reliable, two ends difference of the first permanent magnet 13
Interacted with the second permanent magnet 22 on stator core 19, rotor 5 is produced the power of suspension, prevent rotor 5 at a high speed
Drive rotating shaft 6 to move about during rotation, reduce the pressure of bearing 12, improve the job stability of three-phase permanent magnet synchronous motor.
Stator 4 includes fixing by screw rod 20 between two symmetrically arranged stator cores 19, two stator cores 19 and connected
Connect, stator core 19, which is provided with the side of rotor 5 on L-shaped groove 21, L-shaped groove 21, is provided with the second permanent magnet 22, two
Two L-shaped grooves 21, one arc surface of formation on stator core 19, is formed between arc surface and the circumference side of rotor core 30
The second hanging groove, the first hanging groove and are formed between two end faces of the first hanging groove, stator core 19 and rotor core 30
Two hanging grooves are connected, and the first hanging groove is easy to the circulation of air, and the second hanging groove can then prevent rotor 5 when rotating directly with determining
Son 4 is contacted, while reducing the pressure of rotating shaft 6 and bearing 12, noise during reduction motor work, detachable stator 4 is set
Meter, can be in order to the installation and dismounting of rotor 5.
The side relative with end cap 2 is provided with radiator fan 7 on the outer face of support 1, and the outside of radiator fan 7 is provided with
Filter 8 is fixedly connected with fan housing 3, fan housing 3, filter 8 includes setting in support ring 23 and cover plate 24, support ring 23
Screen pack 25 is equipped with, the bottom of cover plate 24 is rotatably connected in support ring 23, the top of cover plate 24 connects branch by position-limit mechanism
Air channel 26 is provided with pushing out ring 23, cover plate 24, screen pack 25 can make the heat of motor internal through being radiated, while can
Effectively to prevent the dust of outside from entering motor internal, cover plate 24 then plays a part of protection, position-limit mechanism include limited post 27,
Pole 28 and banking stop 29, limited post 27 are fixedly connected on cover plate 24, and pole 28 is located in support ring 23,29 turns of banking stop
Button hole is provided with the dynamic top for being connected to pole 28, banking stop 29, button hole matches with limited post 27, passes through limited post 27
With the design of banking stop 29, facilitate the folding of cover plate 24, be easy to clear up screen pack 25, improve the ventilation effect of screen pack 25
Really, the heat produced when radiator fan 7 effectively can then work motor is dispelled, and is reduced the temperature of motor internal, is prolonged
Filter 8 on the service life of long motor, fan housing 3 effectively can then obstruct extraneous dust in the outside of motor,
Prevent dust enters from producing electrostatic interaction in motor, influence the normal work of motor.
Specific embodiment of the utility model is these are only, but technical characteristic of the present utility model is not limited thereto.Appoint
How based on the utility model, to realize essentially identical technique effect, made ground simple change, equivalent substitution or repair
Decorations etc., are all covered by among protection domain of the present utility model.
Claims (8)
1. a kind of three-phase permanent-magnetic synchronous motors, including support, end cap, rotor and stator, the end cap are fixedly connected on described
The end of support, the stator is located on the inwall of the support, and the rotor is connected to the support by axis of rotation
Inside, is provided with closure between the rotating shaft and the end cap, the closure passes through rotating shaft described in bearings, the machine
Terminal box is provided with the top surface of seat, it is characterised in that:The rotor includes rotor core and the first permanent magnet, the rotor iron
Core is provided centrally with spacing hole, and the rotating shaft matches with the spacing hole, and the circumference side of the rotor core is upper uniform
C-shaped neck is provided with, first permanent magnet matches with the C-shaped neck, the stator is symmetrically arranged fixed including two
It is fixedly connected between sub- iron core, two stator cores by screw rod, the stator core is on the side of the rotor
It is provided with and is provided with L-shaped groove, the L-shaped groove relative with the end cap one on the second permanent magnet, the outer face of the support
Side is provided with radiator fan, and the outside of the radiator fan, which is provided with fan housing, the fan housing, is fixedly connected with filter.
2. a kind of three-phase permanent-magnetic synchronous motors according to claim 1, it is characterised in that:The outer circumference of the support
On be evenly arranged with stiffener.
3. a kind of three-phase permanent-magnetic synchronous motors according to claim 1, it is characterised in that:The rotor core is close to institute
State the side shape in curved surface of stator.
4. a kind of three-phase permanent-magnetic synchronous motors according to claim 1, it is characterised in that:The two ends of the C-shaped neck
Positioning hole is provided with, first permanent magnet and the positioning hole are passed through by trip bolt, first permanent magnet is realized
With being fixedly connected for the rotor core.
5. a kind of three-phase permanent-magnetic synchronous motors according to claim 1, it is characterised in that:Two adjacent C-shapeds
Heat emission hole is provided between neck.
6. a kind of three-phase permanent-magnetic synchronous motors according to claim 1, it is characterised in that:On two stator cores
The two L-shaped grooves one arc surfaces of formation, form first between the arc surface and the circumference side of the rotor core
The second hanging groove, first hanging groove are formed between two end faces of hanging groove, the stator core and the rotor core
Connected with second hanging groove.
7. a kind of three-phase permanent-magnetic synchronous motors according to claim 1, it is characterised in that:The filter includes branch
Screen pack is provided with pushing out ring and cover plate, the support ring, the bottom of the cover plate is rotatably connected in the support ring, described
The top of cover plate is connected by position-limit mechanism and is provided with air channel on the support ring, the cover plate.
8. a kind of three-phase permanent-magnetic synchronous motors according to claim 7, it is characterised in that:The position-limit mechanism includes limit
Position post, pole and banking stop, the limited post are fixedly connected on the cover plate, and the pole is located in the support ring, institute
State and button hole is provided with the top that banking stop is rotatably connected on the pole, the banking stop, the button hole and the limited post
Match.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621273628.XU CN206379898U (en) | 2016-11-24 | 2016-11-24 | A kind of three-phase permanent-magnetic synchronous motors |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621273628.XU CN206379898U (en) | 2016-11-24 | 2016-11-24 | A kind of three-phase permanent-magnetic synchronous motors |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206379898U true CN206379898U (en) | 2017-08-04 |
Family
ID=59402757
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201621273628.XU Expired - Fee Related CN206379898U (en) | 2016-11-24 | 2016-11-24 | A kind of three-phase permanent-magnetic synchronous motors |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN206379898U (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107579618A (en) * | 2017-09-15 | 2018-01-12 | 安徽达来电机有限公司 | A kind of motor housing with convertible handling enclosing cover |
CN107591942A (en) * | 2017-09-15 | 2018-01-16 | 安徽达来电机有限公司 | A kind of motor with easily assembling radiator structure |
CN108390532A (en) * | 2018-04-28 | 2018-08-10 | 深圳市永盛微波技术有限公司 | A kind of planar coil three-phase synchronous motor based on polyimides |
CN109038920A (en) * | 2018-07-28 | 2018-12-18 | 江苏华源防爆电机有限公司 | A kind of threephase asynchronous radiator |
CN113278467A (en) * | 2021-05-05 | 2021-08-20 | 江西森海植物油有限公司 | Fine filter is used in vegetable oil production |
-
2016
- 2016-11-24 CN CN201621273628.XU patent/CN206379898U/en not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107579618A (en) * | 2017-09-15 | 2018-01-12 | 安徽达来电机有限公司 | A kind of motor housing with convertible handling enclosing cover |
CN107591942A (en) * | 2017-09-15 | 2018-01-16 | 安徽达来电机有限公司 | A kind of motor with easily assembling radiator structure |
CN108390532A (en) * | 2018-04-28 | 2018-08-10 | 深圳市永盛微波技术有限公司 | A kind of planar coil three-phase synchronous motor based on polyimides |
CN108390532B (en) * | 2018-04-28 | 2023-08-15 | 成都川大技术转移集团有限公司 | Planar coil three-phase synchronous motor based on polyimide |
CN109038920A (en) * | 2018-07-28 | 2018-12-18 | 江苏华源防爆电机有限公司 | A kind of threephase asynchronous radiator |
CN113278467A (en) * | 2021-05-05 | 2021-08-20 | 江西森海植物油有限公司 | Fine filter is used in vegetable oil production |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN206379898U (en) | A kind of three-phase permanent-magnetic synchronous motors | |
CN201294443Y (en) | Permanent magnet self-startup synchronous motor rotor | |
CN206226245U (en) | Motor | |
CN207150378U (en) | A kind of axial permanent magnetic auxiliary radial direction magnetic resistance high-speed electric expreess locomotive with combination cooling structure | |
CN107834800A (en) | One kind is without controller self-starting permanent magnetism assist in synchronization reluctance motor | |
CN204271862U (en) | Hollow shaft motor | |
CN103441612A (en) | Magnetic suspension permanent-magnet synchronous high-power high-speed draught fan | |
CN206099654U (en) | Take rotor and brushless DC motor of fan assembly spare | |
CN203482014U (en) | Magnetic suspension permanent-magnet synchronous high-power high-speed draught fan | |
CN205566020U (en) | Hall circuit, control scheme board integrated form DC Brushless motor | |
CN205945464U (en) | Three -phase asynchronous motor who accords with IE4 efficiency standard | |
CN102195429A (en) | Rotating electrical machine | |
CN207339567U (en) | A kind of energy-saving and environment-friendly motor heat sink | |
CN207753591U (en) | A kind of single-phase shaded pole asynchronous motor for industrial fan heater | |
CN207819676U (en) | A kind of novel ventilated motor | |
CN208094302U (en) | A kind of integrated form has the DC brushless miniature motor of position sensing | |
CN205960820U (en) | Permanent -magnetic motor rotor | |
CN206149056U (en) | Permanent -magnet machine rotor and generator | |
CN202384966U (en) | Three-phase alternating-current asynchronous motor | |
CN205385377U (en) | A switch magnetic reluctance motor | |
CN205937480U (en) | External magnetic ring formula permanent magnetism bearing | |
CN204200623U (en) | A kind of centrifugal spinning frame cotton sucking blower durable and easy to maintenance | |
CN204089479U (en) | A kind of self-ventilation asynchronous machine of big fan air-draft-type | |
CN203368232U (en) | Locomotive traction cooling fan motor | |
CN206595872U (en) | A kind of DC permanent magnet brush motor |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170804 |