CN108462312A - The screw washer that rimless combination type permanent-magnet synchronous motor directly drives - Google Patents

The screw washer that rimless combination type permanent-magnet synchronous motor directly drives Download PDF

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Publication number
CN108462312A
CN108462312A CN201810094775.8A CN201810094775A CN108462312A CN 108462312 A CN108462312 A CN 108462312A CN 201810094775 A CN201810094775 A CN 201810094775A CN 108462312 A CN108462312 A CN 108462312A
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CN
China
Prior art keywords
synchronous motor
magnet synchronous
stator
combination type
shaft
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.)
Pending
Application number
CN201810094775.8A
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Chinese (zh)
Inventor
黄诚
杨勇强
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.)
Hubei Huanyee Electromagnetic Equipment Engineering Technology Co Ltd
Original Assignee
Hubei Huanyee Electromagnetic Equipment Engineering 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.)
Filing date
Publication date
Application filed by Hubei Huanyee Electromagnetic Equipment Engineering Technology Co Ltd filed Critical Hubei Huanyee Electromagnetic Equipment Engineering Technology Co Ltd
Priority to CN201810094775.8A priority Critical patent/CN108462312A/en
Publication of CN108462312A publication Critical patent/CN108462312A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K7/00Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/14Structural association with mechanical loads, e.g. with hand-held machine tools or fans
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03BSEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B5/00Washing granular, powdered or lumpy materials; Wet separating
    • B03B5/48Washing granular, powdered or lumpy materials; Wet separating by mechanical classifiers
    • B03B5/52Spiral classifiers
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K21/00Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
    • H02K21/12Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
    • 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
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K9/00Arrangements for cooling or ventilating
    • H02K9/19Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
    • H02K9/197Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil in which the rotor or stator space is fluid-tight, e.g. to provide for different cooling media for rotor and stator

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)

Abstract

The invention discloses a kind of screw washer that rimless combination type permanent-magnet synchronous motor directly drives, screw washer includes at least two shafts with helical-blade, and shaft is set in rack, parallel arrangement between multiple shafts;The upper end of shaft is fixedly linked with driving device, and lower end is connected by driving gear component;Driving device is rimless combination type permanent-magnet synchronous motor, and each rimless combination type permanent-magnet synchronous motor includes stator assembly and rotor assembly;Stator module is installed in rack, provides rotating excitation field for rotor assembly, rotor assembly is connected with shaft;Stator module is comprising stator winding around the secter pat being integrally formed is poured with stator core, and multiple secter pat ring cloth and/or all cloth are on rotor assembly.The present invention reduces the midway drive link of running part, simplifies type of drive and structure, improves drive efficiency, realizes the straight drive of equipment.

Description

The screw washer that rimless combination type permanent-magnet synchronous motor directly drives
Technical field
The present invention relates to Mining Market apparatus fields, and in particular to a kind of spiral shell that rimless combination type permanent-magnet synchronous motor directly drives Revolve log washer.
Background technology
Log washer is the large scale equipment for being used for cleaning ore, building stones for mine, steel, metallurgy, chemical industry, building materials etc., is washed The ability of mine machine cleaning ore is to examine a standard of log washer quality;Screw washer is the buoyancy using water, will Dust and impurity are in sand separation;By the agitation of flight, reach drainage decontamination, promotes conveying purpose.Secondly, it was being promoted Cheng Zhong has also carried out mixing and stirring work.Secondly, screw washer is with conveyor screw is long, sealing system is good, simple in structure, processing energy Power is strong, easy to maintenance;Screw washer is suitable for the more ore beneficiation preamble cleaning of the clay contents such as iron, manganese, lime stone, tin ore Silt is mainly used as stirring, flushing, separation, desliming etc. to mineral;It is also applied for the engineerings building stones cleaning such as building, power station.Mesh Before, used log washer has two kinds of screw washer and drum washer, and screw washer is commonly single-screw log washer, This makes its production efficiency very slow, although for this purpose, some enterprises design double-screw washer, its effect is still undesirable, Designing a kind of better log washer is particularly important.
Therefore, above-mentioned problem also needs further to be improved optimization.
Invention content
The present invention is to overcome the problems, such as described in the above-mentioned prior art, and it is straight to provide a kind of rimless combination type permanent-magnet synchronous motor The screw washer of drive, rotor assembly are directly connected to driven portion, and stator module is fixedly mounted in equipment, wherein nothing The combination of frame combination type permanent-magnet synchronous motor refers to that motor stator component is modular combination form, and modules can be distinguished Control, flexible configuration, according to circumstances, stator can continuously be combined into circular ring shape, and it is in the arc-shaped can be also spaced combination.Motor of the present invention It combines together with mechanical part, reduces the driving intermediate link such as gear, reduction box, simplify type of drive and structure, improve driving Efficiency reduces the loss of the energy.
The above-mentioned purpose of the present invention is achieved by the following technical programs.
A kind of screw washer that rimless combination type permanent-magnet synchronous motor directly drives, the screw washer include band helical-blade Shaft, the shaft be set to rack on;The number at least two of the shaft;Parallel arrangement between multiple shafts, And the shaft is arranged with ground inclination;The upper end of the shaft is fixedly linked with driving motor, and lower end passes through driving gear set Part is connected;The driving motor is rimless combination type permanent-magnet synchronous motor, including stator assembly and rotor assembly;The stator pack Part is installed in the rack, provides rotating excitation field for the rotor assembly, the rotor assembly is connected with the shaft;It is described Stator module includes stator base, stator core and stator winding, and the stator winding is wound in the stator core, described Stator core is multiple integrally formed secter pats, and each secter pat pours entirety for one, and the stator core is located at institute State the axial direction and/or circumferential direction of rotor assembly;Multiple secter pats are around the axial direction of the rotor assembly and/or circumferentially in full circle ring Or the annular spread being evenly spaced on.
Preferably, the rotor assembly includes rotor pedestal and magnet steel substrate;The rotor pedestal is connected with the shaft; It the magnet steel substrate ring cloth and/or is distributed in week on the rotor pedestal, and opposite with the stator winding.
Preferably, the stator module is axially arranged at least one layer of stator core along it, and every layer of stator core is equal With the magnet steel substrate Relative distribution.
Preferably, the rotor assembly also includes to be distributed in the axial and/or circumferential pressing plate of the rotor pedestal, the magnetic Steel substrate is set between the pressing plate and the rotor pedestal;The inner cavity of the pressing plate is mounted with the magnet steel substrate, the pressure The edge of plate is equipped with flange, on the flange and rotor pedestal cooperation be equipped with uniformly distributed location hole, the location hole is for will be Magnet steel substrate is fixed on the rotor pedestal described in the embedded pressing plate.
Preferably, the panel of the pressing plate is equipped with the stepped hole of array arrangement, and the stepped hole coordinates with fastening bolt, The axially bored line of the stepped hole is distributed at alternating inclinations successively, and multiple fastening bolts are used to prevent the pine of the magnet steel substrate It is dynamic;The screw head of the fastening bolt is sunk to completely in the stepped hole.It is described when the fastening bolt is tightened in the stepped hole The screw head of fastening bolt is sunk to completely in the stepped hole and the end face of the screw head is without departing from the face where the stepped hole, is kept away Exempt from the fastening bolt loosening and influences the operation of rotor assembly.
Preferably, the both ends of the shaft are mounted on by bearing support in the rack, the side of the bearing support It is equipped with end cap, the end cap is fixed on by fastener in the rack;Match for gap between the end cap and the shaft It closes.The end cap is used to limit the position of the bearing support, avoids the loosening of the bearing support;Clearance fit is conducive to institute It states shaft to rotate under the drive of the rimless combination type permanent-magnet synchronous motor, and rotation situation is not influenced by the end cap.
Preferably, the side of the bearing support is equipped with end cap, and the end cap is fixed on the rack by fastener On;It is clearance fit between the end cap and the shaft.The end cap is used to limit the position of the bearing support, avoids institute State the loosening of bearing support;Clearance fit be conducive to the shaft the rimless combination type permanent-magnet synchronous motor drive backspin Turn, and rotation situation is not influenced by the end cap.
Preferably, the both ends of each shaft are equipped at least two fastening nuts.Multiple fastening nuts reinforce the shaft The connecting component at both ends is fixedly connected.
Preferably, it is key connection between the shaft and the rotor pedestal;The mode of key connection makes structure of the invention Simply.
Preferably, it is additionally provided with cooling device on the stator module;The cooling device includes to be circular layout described The cooling air channel on cooling water pipe and/or the stator base in stator core, the direction of the cooling air channel with described turn The Plane of rotation of sub-component is vertical.
Compared with prior art, the beneficial effects of the present invention are:
1. rotor assembly is directly connect with equipment, stator module modularization is fixed on the rack, to reduce the drives such as gear, reduction box Dynamic intermediate link, simplifies type of drive and structure, improves drive efficiency, realizes the straight drive of screw washer.
2. the stator base of rimless combination type permanent-magnet synchronous motor can with the structure of cooperating equipment, therefore without fixed form, Be conducive to the concrete structure for coordinating the screw washer and performance makes satisfactory permanent magnet synchronous motor, reduces spiral The manufacturing cost of log washer.
3. improving the performance reliable for operation of screw washer machine, manufacturing cost and use cost is reduced, the damage of the energy is reduced Consumption.
4. permanent magnet synchronous motor has fast response time, the high advantage of control accuracy, while can provide powerful energy Output.
5. the magnet steel substrate is fixed on by pressing plate on rotor pedestal, the manufacture craft requirement to rotor pedestal is reduced, Also assure positional stability of the magnet steel substrate in the pressing plate.
Description of the drawings
Fig. 1 is the schematic diagram for the screw washer that a kind of rimless combination type permanent-magnet synchronous motor of embodiment 1 directly drives.
Fig. 2 is the schematic cross-sectional view of the rimless combination type permanent-magnet synchronous motor of embodiment 2.
Fig. 3 is the B of Fig. 2 to figure.
Fig. 4 is the installation expansion diagrammatic cross-section of the pressing plate of embodiment 2.
Fig. 5 is the structural schematic diagram of location hole.
Fig. 6 is the installation distribution schematic diagram of the cooling device of embodiment 3.
In figure:1, fastening nut;2, shaft;3, driving gear component;4, rack;5, helical-blade;6, bearing support;61、 End cap;7, rotor assembly;71, rotor pedestal;72, magnet steel substrate;73, pressing plate;74, flange;75, stepped hole;8, stator module; 81, stator base;82, stator core;83, stator winding;9, cooling water pipe;10, cooling air channel;11, rimless combination type permanent-magnet Synchronous motor;12, key.
Specific implementation mode
Clear, complete description is carried out to the technical solution of various embodiments of the present invention below with reference to attached drawing, it is clear that retouched The embodiment stated is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiment of the present invention, originally Field those of ordinary skill obtained all other embodiment without making creative work, belongs to this hair Bright protected range.
In the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", "vertical", The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to Convenient for the description present invention and simplify description, do not indicate or imply the indicated device or element must have a particular orientation, With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ", " third " is used for description purposes only, and is not understood to indicate or imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can Can also be electrical connection to be mechanical connection;It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition Concrete meaning in invention.
The present invention is described in further detail below through specific implementation examples and in conjunction with the accompanying drawings.
Embodiment 1
As shown in Fig. 1 ~ 3, a kind of screw washer that rimless combination type permanent-magnet synchronous motor directly drives is present embodiments provided, it is described Screw washer includes the shaft 2 with helical-blade 5, and the shaft 2 is set in rack 4;The number of the shaft 2 is at least two It is a, preferably two in the present embodiment;Parallel arrangement between two shafts 2;The upper end of one shaft 2 and driving Motor is fixedly linked, and lower end is connected by driving gear component 3 with shaft described in another 2;The driving motor is rimless Combination type permanent-magnet synchronous motor 11, including stator module 8 and rotor assembly 7;The stator module 8 is installed in the rack 4, Rotating excitation field is provided for the rotor assembly 7, the rotor assembly 7 is connected with the shaft 2;The stator module 8 includes Stator base 81, stator core 82 and stator winding 83, the stator winding 83 are wound in the stator core 82, the stator Iron core 82 is six integrally formed secter pats, and each secter pat pours entirety for one, and the stator core is located at described The axial direction and/or circumferential direction of rotor assembly;Six secter pats around the rotor assembly axial direction and/or it is circumferential in full circle ring or The annular spread being evenly spaced on.Six modular stator modules 8 are distributed on the circumferential direction and axis of the rotor assembly 7 To each stator module 8 is that vacuum pours sealing, and piecemeal is stand-alone integrated.The rotor assembly 7 includes rotor pedestal 71 With magnet steel substrate 72;The rotor pedestal 71 is connected with the shaft 2 by fixing piece, and the fixing piece is key 12;The magnetic It 72 ring cloth of steel substrate and/or is distributed in week on the rotor pedestal 71, and opposite with the stator winding 83.The stator module 8 Be axially arranged with single-layer stator iron core 82 along it, and the stator core 82 with 72 Relative distribution of magnet steel substrate.It is described fixed Sub- iron core 82 can also be single layer, and the design of flexible multilayer time directly drives spiral shell by rimless combination type permanent-magnet synchronous motor 11 The work for revolving log washer can provide the driving force of bigger for the present invention, reduce the loss of intermediate transfer energy, saved the energy.
The combination of the rimless combination type permanent-magnet synchronous motor refers to that motor stator component is modular combination form, Modules can control respectively, flexible configuration, it is illustrated that in secter pat is shown is 6 combinations, according to circumstances, stator can connect It is continuous to be combined into circular ring shape, it can also be spaced that combination is in the arc-shaped, and number of combinations is organized in pairs, and can have various combinations, and not only It is limited to 6 groups, can also is two groups, four groups or eight groups etc..The present embodiment is using rimless combination type permanent-magnet synchronous motor(Stator Winding ring cloth and/or week are distributed on the rotor pedestal), in addition, to independent stator winding only ring cloth or all cloth in the rotor Motor on pedestal or they should all fall into protection scope of the present invention in the combination application of the machine.
As another preferred embodiment of the present embodiment, two shafts 2 have been directly connected to the rimless combined type The movement of permanent magnet synchronous motor 11, two shafts 2 is mutual indepedent, by the corresponding rimless combination type permanent-magnet synchronous motor 11 controls, do not mark in Figure of description.The stator module 8 in the rimless combination type permanent-magnet synchronous motor 11 is along its axis To equipped with double layered stator iron core 82, the stator module 8 is also circumferentially with stator core 82, and every layer of stator core along it 82 with 72 Relative distribution of magnet steel substrate.
As a kind of preferred embodiment of the present embodiment, the both ends of the shaft 2 are mounted on the rack by bearing support 6 On, the side of the bearing support 6 is equipped with end cap 61, and the end cap 61 is fixed on by fastener in the rack 4.It is described End cap 61 is used to limit the position of the bearing support 6;It is clearance fit between the end cap 61 and the shaft 2, gap is matched Conjunction is conducive to the shaft 2 and is rotated under the drive of the rimless combination type permanent-magnet synchronous motor 11, and not by the end cap 61 Influence rotation situation;The both ends of each shaft 2 are all provided with that there are two fastening nuts 1;Multiple fastening nuts 1 reinforce 2 liang of the shaft The connecting component at end is fixedly connected.
Present embodiments provide the screw washer that rimless combination type permanent-magnet synchronous motor directly drives, rotor assembly 7 directly with Shaft connects, and stator module 8 and rotor assembly 7 are oppositely arranged and are fixed in the rack 4 of screw washer, and the present invention is by power Mover of the component as motor, motor combine together with mechanical part, reduce the driving intermediate link such as gear, reduction box, simplify Type of drive and structure improve drive efficiency, reduce the loss of the energy.
Embodiment 2
As shown in Fig. 4 ~ 5, preferred embodiments of the present invention are to provide a kind of spiral that rimless combination type permanent-magnet synchronous motor directly drives Log washer, the present embodiment is similar with the structure of embodiment 1 and operation principle, and difference from example 1 is that, this implementation The example rotor assembly also includes to be distributed in the axial and/or circumferential pressing plate 73 of the rotor pedestal 71, the magnet steel substrate 72 Between the pressing plate 73 and the rotor pedestal 71;The inner cavity of the pressing plate 73 is mounted with the magnet steel substrate 72, described The edge of pressing plate 73 is equipped with flange 74, and cooperation is equipped with uniformly distributed location hole, the positioning on the flange 74 and rotor pedestal 71 Hole is used to the magnet steel substrate 72 described in the insertion pressing plate 73 being fixed on the rotor pedestal 71.The face of the pressing plate 73 Plate is equipped with the stepped hole 75 of array arrangement, and the stepped hole 75 and fastening bolt coordinate, the axially bored line of the stepped hole 75 at Alternating inclinations are distributed successively, and multiple fastening bolts are used to prevent the loosening of the magnet steel substrate 72;The fastening bolt Screw head is sunk to completely in the stepped hole 75, i.e., when the described fastening bolt is tightened in the stepped hole 75, the fastening bolt Screw head is sunk to completely in the stepped hole 75 and the end face of the screw head is without departing from the face where the stepped hole 75, is avoided described Fastening bolt loosens and influences the operation of rotor assembly.
Embodiment 3
As shown in fig. 6, preferred embodiments of the present invention are to provide a kind of screwed washing that rimless combination type permanent-magnet synchronous motor directly drives Mine machine, the present embodiment is similar with the structure of embodiment 1 or 2 and operation principle, and with embodiment 1 or 2 the difference is that, this It is additionally provided with cooling device on stator module 8 described in embodiment;The cooling device includes to be circular layout in the stator core On cooling water pipe 9 and/or the cooling air channel 10 in the stator base, the direction of the cooling air channel 10 and the rotor The Plane of rotation of component 7 is vertical.The stator module 8 generates the magnetic field of rotation and drives the rotation of the roll, can be with production Raw a large amount of heat, influences the normal operation of equipment, the heat band that the recirculated water in the cooling water pipe 9 in time generates equipment Go out, secondly, the cooling air channel 10 can also take away partial heat, and assistant reinforcement cooling function keeps equipment holding one steady Fixed suitable temperature, good cooling results ensure the stable of equipment.
The basic principles, main features and advantages of the invention have been shown and described above, while there has been shown and described that The embodiment of the present invention, for the ordinary skill in the art, it is possible to understand that do not departing from the principle of the present invention and essence A variety of change, modification, replacement and modification can be carried out to these embodiments, the scope of the present invention is by appended right in the case of god It is required that and its equivalent restriction.

Claims (9)

1. a kind of screw washer that rimless combination type permanent-magnet synchronous motor directly drives, the screw washer includes with helical-blade Shaft, the shaft are set in rack;It is characterized in that, the number at least two of the shaft;Between multiple shafts Parallel arrangement, and the shaft is arranged with ground inclination;The upper end of the shaft is fixedly linked with driving motor, and lower end passes through biography Moving teeth wheel assembly is connected;The driving motor is rimless combination type permanent-magnet synchronous motor, including stator assembly and rotor assembly;Institute State stator module to be installed in the rack, rotating excitation field provided for the rotor assembly, the rotor assembly with it is driven Shaft is connected;The stator module includes stator base, stator core and stator winding, and the stator winding is wound on described fixed In sub- iron core, the stator core is multiple integrally formed secter pats, and each secter pat pours entirety for one, described fixed Sub- iron core is located at the axial direction and/or circumferential direction of the rotor assembly;Multiple secter pats around the rotor assembly axial direction and/or The circumferential annular spread for being in full circle ring or being evenly spaced on.
2. the screw washer that rimless combination type permanent-magnet synchronous motor according to claim 1 directly drives, which is characterized in that institute It includes rotor pedestal and magnet steel substrate to state rotor assembly;The rotor pedestal is connected with the shaft by fixing piece;The magnetic Steel substrate ring cloth and/or week are distributed on the rotor pedestal, and opposite with the stator winding.
3. the screw washer that rimless combination type permanent-magnet synchronous motor according to claim 2 directly drives, which is characterized in that institute It states stator module and is axially arranged at least one layer of stator core along it, and every layer of stator core is opposite with the magnet steel substrate Distribution.
4. the screw washer that rimless combination type permanent-magnet synchronous motor according to claim 2 directly drives, which is characterized in that institute It includes to be distributed in the axial and/or circumferential pressing plate of the rotor pedestal to state rotor assembly also, and the magnet steel substrate is set to the pressure Between plate and the rotor pedestal;The inner cavity of the pressing plate is mounted with the magnet steel substrate, and the edge of the pressing plate is equipped with flange, Cooperation is equipped with uniformly distributed location hole on the flange and rotor pedestal, and the location hole is used for the institute in the insertion pressing plate Magnet steel substrate is stated to be fixed on the rotor pedestal.
5. the kibbler roll that rimless combination type permanent-magnet synchronous motor according to claim 4 directly drives, which is characterized in that institute The panel for stating pressing plate is equipped with the stepped hole of array arrangement, and the stepped hole coordinates with fastening bolt, the hole axle of the stepped hole Line is distributed at alternating inclinations successively, and multiple fastening bolts are used to prevent the loosening of the magnet steel substrate;The fastening bolt Screw head sink to completely in the stepped hole.
6. the screw washer that rimless combination type permanent-magnet synchronous motor according to claim 1 directly drives, which is characterized in that institute The side for stating bearing support is equipped with end cap, and the end cap is fixed on by fastener in the rack;The end cap with it is described It is clearance fit between shaft.
7. the screw washer that rimless combination type permanent-magnet synchronous motor according to claim 1 directly drives, which is characterized in that every The both ends of a shaft are equipped at least two fastening nuts.
8. the screw washer that rimless combination type permanent-magnet synchronous motor according to claim 1 directly drives, which is characterized in that institute It states between shaft and the rotor pedestal as key connection.
9. the screw washer that rimless combination type permanent-magnet synchronous motor according to claim 1 directly drives, which is characterized in that institute It states and is additionally provided with cooling device on stator module;The cooling device includes the cooling water being circular layout in the stator core Cooling air channel on pipe and/or the stator base, the direction of the cooling air channel and the Plane of rotation of the rotor assembly hang down Directly.
CN201810094775.8A 2018-01-31 2018-01-31 The screw washer that rimless combination type permanent-magnet synchronous motor directly drives Pending CN108462312A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810094775.8A CN108462312A (en) 2018-01-31 2018-01-31 The screw washer that rimless combination type permanent-magnet synchronous motor directly drives

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810094775.8A CN108462312A (en) 2018-01-31 2018-01-31 The screw washer that rimless combination type permanent-magnet synchronous motor directly drives

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CN108462312A true CN108462312A (en) 2018-08-28

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102780314A (en) * 2012-07-11 2012-11-14 中国科学院宁波材料技术与工程研究所 Direct drive type outer rotor rotation driving device
CN203018188U (en) * 2012-12-07 2013-06-26 金川集团股份有限公司 Two-spiral ore washing device
CN106026592A (en) * 2016-07-05 2016-10-12 肖红 Frameless combined type permanent magnet synchronous motor
CN205659780U (en) * 2016-04-16 2016-10-26 郑州嵩威机械制造有限公司 Double -screw washer
CN106208436A (en) * 2016-08-15 2016-12-07 中国船舶重工集团公司第七〇二研究所 A kind of direct-drive permanent-magnetism motor
CN106939888A (en) * 2017-04-28 2017-07-11 湖北富升智能装备股份有限公司 The helical-lobe compressor directly driven without frame permagnetic synchronous motor
CN208094378U (en) * 2018-01-31 2018-11-13 湖北环一电磁装备工程技术有限公司 The screw washer that rimless combination type permanent-magnet synchronous motor directly drives

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102780314A (en) * 2012-07-11 2012-11-14 中国科学院宁波材料技术与工程研究所 Direct drive type outer rotor rotation driving device
CN203018188U (en) * 2012-12-07 2013-06-26 金川集团股份有限公司 Two-spiral ore washing device
CN205659780U (en) * 2016-04-16 2016-10-26 郑州嵩威机械制造有限公司 Double -screw washer
CN106026592A (en) * 2016-07-05 2016-10-12 肖红 Frameless combined type permanent magnet synchronous motor
CN106208436A (en) * 2016-08-15 2016-12-07 中国船舶重工集团公司第七〇二研究所 A kind of direct-drive permanent-magnetism motor
CN106939888A (en) * 2017-04-28 2017-07-11 湖北富升智能装备股份有限公司 The helical-lobe compressor directly driven without frame permagnetic synchronous motor
CN208094378U (en) * 2018-01-31 2018-11-13 湖北环一电磁装备工程技术有限公司 The screw washer that rimless combination type permanent-magnet synchronous motor directly drives

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