CN106160312A - A kind of New Marine propulsion electric machine - Google Patents

A kind of New Marine propulsion electric machine Download PDF

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Publication number
CN106160312A
CN106160312A CN201610677339.4A CN201610677339A CN106160312A CN 106160312 A CN106160312 A CN 106160312A CN 201610677339 A CN201610677339 A CN 201610677339A CN 106160312 A CN106160312 A CN 106160312A
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CN
China
Prior art keywords
plate
ring flat
drive
electric machine
mandrel
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Granted
Application number
CN201610677339.4A
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Chinese (zh)
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CN106160312B (en
Inventor
王强
张经纬
田磊
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712th Research Institute of CSIC
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712th Research Institute of CSIC
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Priority to CN201610677339.4A priority Critical patent/CN106160312B/en
Publication of CN106160312A publication Critical patent/CN106160312A/en
Application granted granted Critical
Publication of CN106160312B publication Critical patent/CN106160312B/en
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Classifications

    • 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
    • H02K5/161Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields radially supporting the rotary shaft at both ends of the rotor

Abstract

The invention discloses a kind of New Marine propulsion electric machine, including stator and rotor, described rotor includes rotary shaft rack and rotor core, described rotary shaft rack includes the mandrel of hollow and the drive end ring flat-plate being arranged on mandrel excircle and anti-drive end ring flat-plate, multiple iron core stool support it is provided with on described drive end ring flat-plate and the excircle of anti-drive end ring flat-plate, it is provided with big gusset between described mandrel and iron core stool support, it is provided with multiple small gusset between inside described drive end ring flat-plate and anti-drive end ring flat-plate excircle, the two ends of described iron core stool support are respectively arranged with rotor core pressing ring, described rotor core is fixed between two rotor core pressing rings;The present invention makes rotating shaft technique manufacture own become simple, reduces production cost, shortens the manufacturing cycle;Alleviate motor quality and rotary inertia simultaneously, improve the torque density of motor.

Description

A kind of New Marine propulsion electric machine
Technical field
The invention belongs to technical field of motors, be specifically related to a kind of New Marine propulsion electric machine, be particularly suited for use as big merit Rate, high pulling torque, the slow-speed of revolution, the propulsion electric machine higher to torque density.
Background technology
For propulsion motor high-power, slow-revving peculiar to vessel, it plays the rotor shaft of transmission moment of torsion output and props up The support of support rotor punching is vitals.
In prior art, after rotating shaft and each self-forming of support, it is connected transmission moment of torsion by flat key or spline;Rotating shaft is Solid construction or do not account for the change in torque that whole shaft section is transmitted, adds the quality of rotating shaft itself, reduces electricity The torque density of machine, makes the rotary inertia of rotor also increase.
The manufacturing process of the most existing rotating shaft is more complicated, cost is high and the manufacturing cycle is the longest.
Summary of the invention
It is an object of the invention to according to the deficiencies in the prior art, design one is applicable to high-power, high pulling torque peculiar to vessel, low The New Marine propulsion electric machine of the integration of rotating speed, the present invention makes rotating shaft technique manufacture own become simple, reduces and produce into This, shorten the manufacturing cycle;Alleviate motor quality and rotary inertia simultaneously, improve the torque density of motor.
The technical solution adopted for the present invention to solve the technical problems is: a kind of New Marine propulsion electric machine, including stator And rotor, described rotor includes that rotary shaft rack and rotor core, described rotary shaft rack include mandrel and the setting of hollow Drive end ring flat-plate on mandrel excircle and anti-drive end ring flat-plate, described drive end ring flat-plate and the cylindrical of anti-drive end ring flat-plate Being provided with multiple iron core stool support on week, be provided with big gusset between described mandrel and iron core stool support, described drives Multiple small gusset, the two ends of described iron core stool support it are provided with between inside moved end ring flat-plate and anti-drive end ring flat-plate excircle Being respectively arranged with rotor core pressing ring, described rotor core is fixed between two rotor core pressing rings.
Described a kind of New Marine propulsion electric machine, its rotor core pressing ring is provided with multiple first circular hole, described The outside of rotor core pressing ring is provided with and mandrel axle band fan, and described axle band fan is by fan ring flat-plate and is arranged on fan ring Multiple fan blade composition on plate, on described fan ring flat-plate, relevant position is provided with the second circular hole, the first described circular hole Rotor core pull bar is had with running through in the second circular hole.
Described a kind of New Marine propulsion electric machine, its rotor core pull bar is that one end is provided with externally threaded stay bolt, It is provided with locking nut on described external screw thread.
Described a kind of New Marine propulsion electric machine, its drive end ring flat-plate and anti-drive end ring flat-plate are welded on mandrel, institute The iron core stool support two ends stated are welded with drive end ring flat-plate and anti-drive end ring flat-plate respectively, and described big gusset is welded on mandrel And between iron core stool support, described small gusset is welded between drive end ring flat-plate and anti-drive end ring flat-plate, described fan Blade is welded on fan ring flat-plate.
Described a kind of New Marine propulsion electric machine, in its mandrel axially disposed have be positioned at drive end ring flat-plate and non-driven Bellmouth between end ring plate.
Described a kind of New Marine propulsion electric machine, its drive end ring flat-plate and anti-drive end ring flat-plate is respectively arranged with multiple Scallop hole.
Described a kind of New Marine propulsion electric machine, its big gusset is provided with multiple circular hole.
Described a kind of New Marine propulsion electric machine, its small gusset is arranged between adjacent two big gussets.
The invention has the beneficial effects as follows: the present invention is by hollow mandrel, drive end ring flat-plate, anti-drive end ring flat-plate, iron core stool The motor shaft support of the integration of support, core flange, big gusset and small gusset composition, makes rotor structure compacter, contracting Short axial length, improves the torque density of the quality of motor, and this structural shape makes rotating shaft technique manufacture own become Simply, alleviate motor quality and rotary inertia, shorten the manufacturing cycle, reduce production cost;Can be used for high-power, turn round greatly Square, the slow-speed of revolution, the product of bulk is little, torque density is higher similar applications, have important economic benefit and society's effect Benefit.
Accompanying drawing explanation
Fig. 1 is the rotor structure schematic diagram of the present invention;
Fig. 2 is the structural representation of the rotary shaft rack of the present invention;
Fig. 3 is the structural representation of the axle band fan of the present invention;
Fig. 4 is the structural representation of the mandrel of the present invention.
Each reference is: 1 rotary shaft rack, 1.1 mandrels, 1.2 drive end ring flat-plates, 1.3 iron core stool supports, 1.4 big gussets, 1.5 small gussets, 1.6 anti-drive end ring flat-plates, 1.7 bellmouths, 1.8 scallop holes, 2 axle band wind Fan, 2.1 fan ring flat-plates, 2.2 fan blade, 3 rotor core pressing rings, 4 rotor core pull bars, 5 rotor cores.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is described in further detail.
With reference to shown in Fig. 1, Fig. 2, the invention discloses a kind of New Marine propulsion electric machine, be applicable to high-power low-speed big The DC Propulsion Motor of moment of torsion, sensing propulsion electric machine and permanent magnet propulsion motor, including stator and rotor, described rotor includes turning Bracing strut 1 and rotor core 5, described rotary shaft rack 1 includes the mandrel 1.1 of hollow and is fixedly installed on mandrel 1.1 cylindrical The drive end ring flat-plate 1.2 being coaxial therewith on week and anti-drive end ring flat-plate 1.6, described drive end ring flat-plate 1.2 and non-driven end ring Being fixedly installed multiple iron core stool support 1.3 by rule on the excircle of plate 1.6, described mandrel 1.1 props up with iron core stool It it is fixedly installed inside big gusset 1.4, described drive end ring flat-plate 1.2 and anti-drive end ring flat-plate 1.6 excircle between frame 1.3 Between be fixedly installed multiple small gusset 1.5 by rule, the two ends of described iron core stool support 1.3 are respectively arranged with and mandrel 1.1 coaxial rotor core pressing rings 3, described rotor core 5 is fixed between two rotor core pressing rings 3.The present invention by Air-cored axis 1.1, drive end ring flat-plate 1.2, anti-drive end ring flat-plate 1.6, iron core stool support 1.3, core flange 3, big gusset 1.4 and The motor shaft support of the integration of small gusset 1.5 composition, makes rotor structure compacter, shortens axial length, improve The torque density of the quality of motor, and this structural shape makes rotating shaft technique manufacture own become simple, alleviate motor quality and Rotary inertia, shortens the manufacturing cycle, reduces production cost.
With reference to shown in Fig. 3, described rotor core pressing ring 3 is provided with multiple first circular hole, described rotor by rule The outside of core flange 3 is provided with the axle band fan 2 coaxial with mandrel 1.1, and described axle band fan 2 is by fan ring flat-plate 2.1 He The multiple fan blade 2.2 being fixedly installed on fan ring flat-plate 2.1 by rule form, corresponding positions on described fan ring flat-plate 2.1 Installing and be equipped with the second circular hole, running through in the first described circular hole and the second circular hole has rotor core pull bar 4, described rotor core Pull bar 4 is provided with externally threaded stay bolt for one end, and described external screw thread is provided with locking nut, during use, uses rotor ferrum Core pull bar 4 and locking nut are by after rotor core 5, rotor core pressing ring 3, the overall connection of axle band fan 2, and hot jacket enters rotary shaft rack On 1, build with arc and become a rotor entirety with taper key lock jail.
Described drive end ring flat-plate 1.2 is welded on mandrel 1.1 with anti-drive end ring flat-plate 1.6, and described iron core stool props up Frame 1.3 two ends are welded with drive end ring flat-plate 1.2 and anti-drive end ring flat-plate 1.6 respectively, and described big gusset 1.4 is welded on mandrel Between 1.1 and iron core stool support 1.3, described small gusset 1.5 is welded on drive end ring flat-plate 1.2 and anti-drive end ring flat-plate 1.6 Between, described fan blade 2.2 is welded on fan ring flat-plate 2.1, so make rotating shaft technique manufacture greatly simplified, produce into This fully reduces, the manufacturing cycle significantly shortens.
With reference to shown in Fig. 4, in described mandrel 1.1 axially disposed have be positioned at drive end ring flat-plate 1.2 and non-driven end ring Bellmouth 1.7 between plate 1.6, the size of described bellmouth 1.7 is conducive to the stream of air with change in torque, such structure Dynamic, improve heat dispersion.
It is respectively arranged with multiple scallop hole 1.8 by rule on described drive end ring flat-plate 1.2 and anti-drive end ring flat-plate 1.6, On described big gusset 1.4, rule being provided with multiple circular hole, described small gusset 1.5 is arranged on adjacent two big gussets 1.4 Between, the purpose of perforate is provided to rotary shaft rack 1 loss of weight, and then alleviates the quality of propulsion electric machine.
The principle of above-described embodiment only illustrative present invention and effect thereof, and the embodiment that part is used, for For those of ordinary skill in the art, without departing from the concept of the premise of the invention, it is also possible to make some deformation and Improving, these broadly fall into protection scope of the present invention.

Claims (8)

1. a New Marine propulsion electric machine, it is characterised in that: include that stator and rotor, described rotor include rotary shaft rack (1) and rotor core (5), described rotary shaft rack (1) includes the mandrel (1.1) of hollow and is arranged on mandrel (1.1) cylindrical Drive end ring flat-plate (1.2) on week and anti-drive end ring flat-plate (1.6), described drive end ring flat-plate (1.2) and anti-drive end ring flat-plate (1.6) multiple iron core stool support (1.3), described mandrel (1.1) and iron core stool support (1.3) it are provided with on excircle Between be provided with big gusset (1.4), inside described drive end ring flat-plate (1.2) and anti-drive end ring flat-plate (1.6) excircle between Being provided with multiple small gusset (1.5), the two ends of described iron core stool support (1.3) are respectively arranged with rotor core pressing ring (3), Described rotor core (5) is fixed between two rotor core pressing rings (3).
A kind of New Marine propulsion electric machine the most according to claim 1, it is characterised in that described rotor core pressing ring (3) being provided with multiple first circular hole on, the outside of described rotor core pressing ring (3) is provided with and mandrel (1.1) axle band fan (2), described axle band fan (2) is by fan ring flat-plate (2.1) and multiple fan blade of being arranged on fan ring flat-plate (2.1) (2.2) composition, the upper relevant position of described fan ring flat-plate (2.1) is provided with the second circular hole, the first described circular hole and the second circle Run through in hole and have rotor core pull bar (4).
A kind of New Marine propulsion electric machine the most according to claim 2, it is characterised in that described rotor core pull bar (4) it is that one end is provided with externally threaded stay bolt, described external screw thread is provided with locking nut.
A kind of New Marine propulsion electric machine the most according to claim 2, it is characterised in that described drive end ring flat-plate (1.2) be welded on mandrel (1.1) with anti-drive end ring flat-plate (1.6), described iron core stool support (1.3) two ends respectively with drive Moved end ring flat-plate (1.2) and anti-drive end ring flat-plate (1.6) welding, described big gusset (1.4) is welded on mandrel (1.1) and iron core plate Between stool support (1.3), described small gusset (1.5) be welded on drive end ring flat-plate (1.2) and anti-drive end ring flat-plate (1.6) it Between, described fan blade (2.2) is welded on fan ring flat-plate (2.1).
A kind of New Marine propulsion electric machine the most according to claim 1, it is characterised in that described mandrel (1.1) interior edge Axially arranged have the bellmouth (1.7) being positioned between drive end ring flat-plate (1.2) and anti-drive end ring flat-plate (1.6).
A kind of New Marine propulsion electric machine the most according to claim 1, it is characterised in that described drive end ring flat-plate And on anti-drive end ring flat-plate (1.6), be respectively arranged with multiple scallop hole (1.8) (1.2).
A kind of New Marine propulsion electric machine the most according to claim 1, it is characterised in that on described big gusset (1.4) It is provided with multiple circular hole.
A kind of New Marine propulsion electric machine the most according to claim 1, it is characterised in that described small gusset (1.5) sets Put between adjacent two big gussets (1.4).
CN201610677339.4A 2016-08-17 2016-08-17 A kind of Marine Propulsion Motor Active CN106160312B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610677339.4A CN106160312B (en) 2016-08-17 2016-08-17 A kind of Marine Propulsion Motor

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Application Number Priority Date Filing Date Title
CN201610677339.4A CN106160312B (en) 2016-08-17 2016-08-17 A kind of Marine Propulsion Motor

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CN106160312B CN106160312B (en) 2018-05-29

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108471183A (en) * 2018-04-25 2018-08-31 新疆金风科技股份有限公司 Stator support, stator modules and modular stator

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06178468A (en) * 1992-12-08 1994-06-24 Mitsubishi Heavy Ind Ltd Stator for motor
CN201393121Y (en) * 2009-04-07 2010-01-27 华小平 Megawatt wind power generation permanent magnet directly driven generator
CN102593989A (en) * 2012-03-27 2012-07-18 中国科学院电工研究所 Rotor structure for permanent-magnet synchronous direct drive motor
CN104595345A (en) * 2014-12-16 2015-05-06 中国船舶重工集团公司第七一二研究所 Novel marine air-cooled propulsion motor
CN205389146U (en) * 2016-02-03 2016-07-20 福安市环辰电机有限公司 Permanent magnet generator rotor

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06178468A (en) * 1992-12-08 1994-06-24 Mitsubishi Heavy Ind Ltd Stator for motor
CN201393121Y (en) * 2009-04-07 2010-01-27 华小平 Megawatt wind power generation permanent magnet directly driven generator
CN102593989A (en) * 2012-03-27 2012-07-18 中国科学院电工研究所 Rotor structure for permanent-magnet synchronous direct drive motor
CN104595345A (en) * 2014-12-16 2015-05-06 中国船舶重工集团公司第七一二研究所 Novel marine air-cooled propulsion motor
CN205389146U (en) * 2016-02-03 2016-07-20 福安市环辰电机有限公司 Permanent magnet generator rotor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108471183A (en) * 2018-04-25 2018-08-31 新疆金风科技股份有限公司 Stator support, stator modules and modular stator

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