CN104595345B - Novel marine air-cooled propulsion motor - Google Patents
Novel marine air-cooled propulsion motor Download PDFInfo
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- CN104595345B CN104595345B CN201410774164.XA CN201410774164A CN104595345B CN 104595345 B CN104595345 B CN 104595345B CN 201410774164 A CN201410774164 A CN 201410774164A CN 104595345 B CN104595345 B CN 104595345B
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- hollow axle
- propulsion motor
- marine air
- air cooling
- motor
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Abstract
The invention discloses a novel marine air-cooled propulsion motor, which comprises a rotor, a stator, an end cover, a cooling system and a sliding bearing, wherein a rotating shaft of the rotor consists of a middle hollow shaft for supporting an iron core, an end hollow shaft for outputting torque, and a connecting piece; a seam allowance corresponding to the middle hollow shaft is formed in the end hollow shaft. Compared with an existing rotating shaft type motor, the mass of the motor can be obviously lightened, the rotational inertia of the motor can be reduced, the production cost of the rotating shaft is reduced, the manufacturing period of the rotating shaft can be shortened, the novel marine air-cooled propulsion motor can be used for large-power, large-torque, high-space-dimension and high-torque-density products with similar functions, and has important economic benefits and social benefits.
Description
Technical field
The invention belongs to motor technology field, it is related to a kind of New Marine propulsion motor, is particularly suited for use as big work(
Rate, high pulling torque, the slow-speed of revolution, the air cooling propulsion motor higher to bulk, torque density.
Background technology
In prior art, for the vitals rotating shaft of motor, substantially there are several following patterns：Hollow axle,
Solid shafting, monoblock type and stagewise.
It is first-selected for small-power, high-revolving motor monoblock type；For high-power slow-revving motor, solid shafting
The quality of rotating shaft itself can be increased, reduce the torque density of motor, so that the rotary inertia of rotor is also increased simultaneously.
In existing segmentation hollow shaft motor structure design, have that manufacturing process is more complicated, high cost and manufacturing cycle are inclined
Long shortcoming.
Content of the invention
It is an object of the invention to overcoming the shortcomings of above-mentioned prior art, one kind is provided to be applied to high-power, big torsion peculiar to vessel
Square, slow-revving New Marine air cooling propulsion motor.
The technical solution adopted for the present invention to solve the technical problems is：A kind of New Marine air cooling propulsion motor, bag
Include rotor, stator, end cap, cooling system and sliding bearing, the rotating shaft of described rotor is by middle part hollow axle, the output supporting iron core
The end hollow axle of moment of torsion and connector composition, described end hollow axle is provided with seam corresponding with middle part hollow axle.
Described middle part hollow axle includes cylinder hollow axle and is welded on splayed support outside cylinder hollow axle, and eight
Axial " ∪ " font support is welded with font support, " ∪ " font frame bottom is provided with flat key, sets in " ∪ " font support
Have the taper key positioned at flat key both sides, " ∪ " font support one end two side walls be correspondingly provided with annular slotted, the other end is provided with
Annular protrusion, is provided with position-arresting key in annular slotted.
A kind of described New Marine air cooling propulsion motor, its support is processed by steel plate and in pairs, by turning
A point lobe number for sub- punching is evenly distributed on cylinder hollow axle.
A kind of described New Marine air cooling propulsion motor, its cylinder hollow axle is forging molding or steel plate is welded.
A kind of described New Marine air cooling propulsion motor, its cylinder hollow axle end is machined with connection positioning spigot.
A kind of described New Marine air cooling propulsion motor, its end hollow axle edge is provided with external diameter and middle part hollow axle
Outside diameter identical flange.
A kind of described New Marine air cooling propulsion motor, its flange is provided with through hole.
The invention has the beneficial effects as follows：
1st, alleviate the quality of whole motor, improve the torque density of the quality of motor；
2nd, reduce the rotary inertia of motor；
3rd, the manufacture of rotating shaft technique is greatly simplified, production cost fully reduces, the manufacturing cycle significantly shortens；
4th, facilitate the Cooling Design of rotor, so that wind path is designed more flexible.
In a word, compared with existing rotary shaft motor, the present invention can substantially mitigate motor quality, the rotation of reduction motor is used to
Measure, substantially reduce production cost and the manufacturing cycle of rotating shaft；Can be used for high-power, high pulling torque, the slow-speed of revolution, to bulk, turn
The product of the higher similar applications of square density, has important economic benefit and social benefit.
Brief description
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of stator rotating shaft of the present invention；
Fig. 3 is the decomposing schematic representation of stator rotating shaft of the present invention；
Fig. 4 is the enlarged diagram of part A in Fig. 3.
Each reference is：1 rotor, 2 stators, 3 end caps, 4 cooling systems, 5 sliding bearings, in 1.1
Portion's hollow axle, 1.11 cylinder hollow axles, 1.12 connection positioning spigots, 1.13 splayed supports, 1.14 " ∪ " font
Support, 1.16 end ring to fluting, 1.17 protruding blocks, 1.18 position-arresting key, 1.19 flat keys, 1.2 end hollow axles,
1.20 taper keies, 1.21 seams, 1.22 flanges, 1.3 connectors.
Specific embodiment
Below in conjunction with the accompanying drawings the present invention is described in further detail.
Shown in reference Fig. 1, Fig. 2, the invention discloses a kind of New Marine air cooling propulsion motor, including rotor 1, stator
2nd, end cap 3, cooling system 4 and sliding bearing 5, the rotating shaft of described rotor 1 is by middle part hollow axle 1.1, the output torsion supporting iron core
The end hollow axle 1.2 of square and connector 1.3 form, and described end hollow axle 1.2 is provided with corresponding with middle part hollow axle 1.1
Seam 1.21, thus can achieve the quick assembling of rotating shaft, this structure makes rotating shaft technique itself be simple to manufacture, reduces and produce into
This, shorten the manufacturing cycle, mitigates motor quality and rotary inertia simultaneously, improves the torque density of motor.
Further, as shown in Figure 3, Figure 4, described middle part hollow axle 1.1 includes the circle that forging molding or steel plate are welded
Cylinder hollow axle 1.11 and the splayed support 1.13 being welded on cylinder hollow axle 1.11 outside, cylinder hollow axle 1.11 end adds
Work has high accuracy to connect positioning spigot 1.12, screw thread and pin-and-hole, and splayed support 1.13 is processed by steel plate and two twenty percents
Right, it is evenly distributed on cylinder hollow axle 1.11 by a point lobe number for rotor punching, splayed support 1.13 is welded with axial
" ∪ " font support 1.14, " ∪ " font support 1.14 bottom is provided with flat key 1.19, is provided with and is located in " ∪ " font support 1.14
The taper key 1.20 of flat key 1.19 both sides, " ∪ " font support 1.14 one end two side walls be provided with annular slotted 1.16, another
End is provided with annular protrusion 1.17, is provided with position-arresting key 1.18, said structure alleviates the matter of whole motor in annular slotted 1.16
Amount, improve the torque density of the quality of motor, reduce the rotary inertia of motor, and rotating shaft technique manufacture greatly simplified,
Production cost fully reduces, the manufacturing cycle significantly shortens.
Further, described end hollow axle 1.2 edge is provided with external diameter and middle part hollow axle 1.1 outside diameter identical
Flange 1.22, described flange 1.22 is provided with through hole, facilitates the Cooling Design of rotor, so that wind path is designed cleverer
Live.
Above-described embodiment only principle of the illustrative present invention and its effect, 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, can also make some deformation and
Improve, these broadly fall into protection scope of the present invention.
Claims (6)
1. a kind of New Marine air cooling propulsion motor, including rotor (1), stator (2), end cap (3), cooling system (4) and cunning
Dynamic bearing (5) it is characterised in that：The rotating shaft of described rotor (1) is by supporting the middle part hollow axle (1.1) of iron core, output torque
End hollow axle (1.2) and connector (1.3) composition, described end hollow axle (1.2) is provided with and middle part hollow axle (1.1)
Corresponding seam (1.21)；Described middle part hollow axle (1.1) includes cylinder hollow axle (1.11) and to be welded on cylinder hollow
Splayed support (1.13) outside axle (1.11), splayed support (1.13) is welded with axial " ∪ " font support
(1.14), " ∪ " font support (1.14) bottom is provided with flat key (1.19), is provided with positioned at flat key in " ∪ " font support (1.14)
(1.19) taper key (1.20) of both sides, " ∪ " font support (1.14) one end two side walls be correspondingly provided with annular slotted
(1.16), the other end is provided with annular protrusion (1.17), is provided with position-arresting key (1.18) in annular slotted (1.16).
2. a kind of New Marine air cooling propulsion motor according to claim 1 is it is characterised in that described splayed is propped up
Frame (1.13) is processed by steel plate and in pairs, is evenly distributed on cylinder hollow axle (1.11) by a point lobe number for rotor punching
On.
3. a kind of New Marine air cooling propulsion motor according to claim 1 is it is characterised in that described cylinder is hollow
Axle (1.11) is forging molding or steel plate is welded.
4. a kind of New Marine air cooling propulsion motor according to claim 1 or 2 or 3 is it is characterised in that described circle
Cylinder hollow axle (1.11) end is machined with connection positioning spigot (1.12).
5. a kind of New Marine air cooling propulsion motor according to claim 4 is it is characterised in that described end is hollow
Axle (1.2) edge is provided with external diameter and middle part hollow axle (1.1) outside diameter identical flange (1.22).
6. a kind of New Marine air cooling propulsion motor according to claim 5 is it is characterised in that described flange
(1.22) it is provided with through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410774164.XA CN104595345B (en) | 2014-12-16 | 2014-12-16 | Novel marine air-cooled propulsion motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410774164.XA CN104595345B (en) | 2014-12-16 | 2014-12-16 | Novel marine air-cooled propulsion motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104595345A CN104595345A (en) | 2015-05-06 |
| CN104595345B true CN104595345B (en) | 2017-02-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410774164.XA Active CN104595345B (en) | 2014-12-16 | 2014-12-16 | Novel marine air-cooled propulsion motor |
Country Status (1)
| Country | Link |
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| CN (1) | CN104595345B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106160312B (en) * | 2016-08-17 | 2018-05-29 | 中国船舶重工集团公司第七一二研究所 | A kind of Marine Propulsion Motor |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006049825A1 (en) * | 2006-10-21 | 2008-04-30 | Esw Gmbh | Arrangement for mounting permanent magnets on high-speed rotating rotors of electric machines |
| CN201238222Y (en) * | 2008-07-31 | 2009-05-13 | 上海电气集团上海电机厂有限公司 | AC-to-AC variable frequency rolled steel electric machine rotor structure |
| CN201750251U (en) * | 2010-06-18 | 2011-02-16 | 中国船舶重工集团公司第七一二研究所 | Marine propulsion motor |
| CN203119640U (en) * | 2012-12-03 | 2013-08-07 | 南阳防爆集团股份有限公司 | Rotor three section shaft coupling structure |
| CN103527614A (en) * | 2013-10-25 | 2014-01-22 | 中电电机股份有限公司 | Connecting structure of three-section shaft used for large synchronous motor |
| CN103730969A (en) * | 2013-12-19 | 2014-04-16 | 新安乃达驱动技术(上海)有限公司 | Spliced block type tangential magnetizing brushless motor rotor structure with built-in magnetic steel and method |
-
2014
- 2014-12-16 CN CN201410774164.XA patent/CN104595345B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006049825A1 (en) * | 2006-10-21 | 2008-04-30 | Esw Gmbh | Arrangement for mounting permanent magnets on high-speed rotating rotors of electric machines |
| CN201238222Y (en) * | 2008-07-31 | 2009-05-13 | 上海电气集团上海电机厂有限公司 | AC-to-AC variable frequency rolled steel electric machine rotor structure |
| CN201750251U (en) * | 2010-06-18 | 2011-02-16 | 中国船舶重工集团公司第七一二研究所 | Marine propulsion motor |
| CN203119640U (en) * | 2012-12-03 | 2013-08-07 | 南阳防爆集团股份有限公司 | Rotor three section shaft coupling structure |
| CN103527614A (en) * | 2013-10-25 | 2014-01-22 | 中电电机股份有限公司 | Connecting structure of three-section shaft used for large synchronous motor |
| CN103730969A (en) * | 2013-12-19 | 2014-04-16 | 新安乃达驱动技术(上海)有限公司 | Spliced block type tangential magnetizing brushless motor rotor structure with built-in magnetic steel and method |
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| Publication number | Publication date |
|---|---|
| CN104595345A (en) | 2015-05-06 |
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