CN204236755U - Low noise submarine propeller - Google Patents
Low noise submarine propeller Download PDFInfo
- Publication number
- CN204236755U CN204236755U CN201420638399.1U CN201420638399U CN204236755U CN 204236755 U CN204236755 U CN 204236755U CN 201420638399 U CN201420638399 U CN 201420638399U CN 204236755 U CN204236755 U CN 204236755U
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- permanent magnet
- stator
- rotor
- central angle
- impeller
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- Expired - Fee Related
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Abstract
Low noise submarine propeller, comprise streamlined reefer housing, streamlined reefer housing arranges installation shaft, installation shaft arranges static cascade, installation shaft arranges thrust baring, thrust baring installs impeller, impeller connects motor, motor comprises stator, 60 stator slots are offered inside stator, in stator slot, winding is set, the annular permanent magnet of 5 groups of concentric tile shape permanent magnet compositions is set in stator, concentric tile shape permanent magnet is the right S permanent magnet of left N of 12 ° by the central angle be arranged in order, central angle is N permanent magnet under the upper S of 24 °, central angle is the right N permanent magnet of left S of 12 °, central angle is S permanent magnet under the upper N of 24 °, composition, in annular permanent magnet, rotor is set, rotor is cylindric, rotor outer periphery inlays permanent magnetism magnetic pole, impeller is connected inside rotor.The utility model adopts permasyn morot principle, is directly promoted the screw propeller be consolidated with rotor, decrease noise, thus improve the Stealth Fighter of submarine by the interaction of magnetic field and conductive coil.
Description
Technical field
The utility model relates to submarine propeller, specifically a kind of low noise submarine propeller.
Background technology
Submarine is as the important carrier of navy fight ability, and its underwateracoustic radiance is the important indicator weighing Submarine Combat performance.Propeller noise is as one of the Main Noise Sources of underwateracoustic radiation, and it operationally not only can produce hydrodynamic noise, also can cause the solid liquid interation of ship tail, and angle of rake tailing axle is the important carrier of this solid liquid interation.For cancelling the aircraft tailing axle as fluid structurecoupling important carrier, a kind of integrated electric pump is adopted to spray propelling unit.This device mainly contains motor, streamlined reefer housing, static cascade, rotor wheel composition, alleviates submarine weight, reduces noise.But owing to motor and screw propeller being integrated, integrated electric pump spray propelling unit limits the diameter of impeller, thus the power of restriction propelling unit, thus need a kind of device reducing streamlined reefer housing thickness, increase open area badly.
Utility model content
For solving the problem, the purpose of this utility model is to provide a kind of low noise submarine propeller.
The utility model for achieving the above object, be achieved through the following technical solutions: low noise submarine propeller, comprise streamlined reefer housing, streamlined reefer housing arranges installation shaft, installation shaft arranges static cascade, installation shaft arranges thrust baring, thrust baring installs impeller, impeller connects motor, motor comprises stator, 60 stator slots are offered inside stator, in stator slot, winding is set, the annular permanent magnet of 5 groups of concentric tile shape permanent magnet compositions is set in stator, concentric tile shape permanent magnet is the right S permanent magnet of left N of 12 ° by the central angle be arranged in order, central angle is N permanent magnet under the upper S of 24 °, central angle is the right N permanent magnet of left S of 12 °, central angle is S permanent magnet under the upper N of 24 °, composition, in annular permanent magnet, rotor is set, rotor is cylindric, rotor outer periphery inlays permanent magnetism magnetic pole, impeller is connected inside rotor.
For realizing the purpose of this utility model further, can also by the following technical solutions: the external diameter of described stator is 160mm, and internal diameter is 140mm.Described winding method is regardless of overlapping type winding mode, and every phase winding only has a coil, and each coil is formed in parallel by 3 enamel wires, and the end of coiling adopts watertight process, is lined with insulated paper in groove.Described stator slot is peariform slot.
The utility model has the advantage of: the utility model adopts permasyn morot principle, the screw propeller be consolidated with rotor is directly promoted by the interaction of magnetic field and conductive coil, instead of tradition oar axle to drive the mode of screw propeller, decrease noise, thus improve the Stealth Fighter of submarine.The utility model adopts the mode of integer groove, decreases vibrations and noise.Adopt regardless of overlapping type winding mode and 4 kinds of concentric tile shape permanent magnets, reduce the thickness of rotor rim.Only need thin silicon steel as clamping rings, and do not need magnetic conduction.The utility model also has following advantage: the weight reducing propelling unit, increases the Available volume of submarine; More effectively reduce the vibration & noise of submarine, improve the hidden ability of submarine sound; Reduce the thickness of streamlined reefer housing, increase the open area of impeller, improve the power efficiency of propelling unit.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation; Fig. 2 is that the A of Fig. 1 is to TV structure schematic diagram; Fig. 3 is the structural representation of stator slot 2.
Reference numeral: the left S of N permanent magnet 7 right N permanent magnet 8 rotor 9 impeller 10 swivel bearing 11 installation shaft 12 static cascade 13 thrust baring 14 annular permanent magnet 15 streamlined reefer housing under S on the left N of S permanent magnet 5 right S permanent magnet 6 under N on 1 stator 2 static cascade 3 thrust baring 4.
Detailed description of the invention
Low noise submarine propeller, as depicted in figs. 1 and 2, comprises streamlined reefer housing 15, streamlined reefer housing 15 is arranged installation shaft 11, installation shaft 11 is arranged static cascade 12, and installation shaft 11 installation shaft 11 arranges thrust baring 13, thrust baring 13 is installed impeller 9, and impeller 9 connects motor.Motor comprises stator 1, and stator 1 is formed by stacking by 0.5mm silicon steel plate, and external diameter is 160mm, and internal diameter is 140mm, and the ratio of large internal-and external diameter can reduce stator thickness, thus increases the radius of screw propeller and reduce the weight of submarine afterbody.Offer 60 stator slots 2 inside stator 1, arrange winding in stator slot 2, stator slot 2 is peariform slot, concrete data as shown in Figure 3, h
01=0.5mm, b
01=2mm, b
1=3.64mm, r
1=2mm, h
12=6.54mm, α
1=35 °, h
1=0.57mm, h
2=5.96mm.What the utility model adopted is 4 line 3 phase formula windings, because mark grooved winding easily causes vibrations and noise, adopts integer groove winding, namely every grade every groove number q is integer, q=Q1/ (2mp), and in formula, Q1=60 is number of stator slots, m=3 is the number of phases, and p=5 is number of pole-pairs.Described winding method is regardless of overlapping type winding mode, and every phase winding only has a coil, and each coil is formed in parallel by 3 enamel wires, and the end of coiling adopts watertight process, is lined with insulated paper in groove.The annular permanent magnet 14 of 5 groups of concentric tile shape permanent magnet compositions is set in stator 1, external diameter is 135mm, internal diameter is 125mm, form air gap 3 between stator 1 and annular permanent magnet 14, left N right S permanent magnet 5, central angle that concentric tile shape permanent magnet is 12 ° by the central angle be arranged in order are N permanent magnet 6 under the upper S of 24 °, left S right N permanent magnet 7 that central angle is 12 °, central angle be S permanent magnet 4 under the upper N of 24 °, form.Such design makes magnetic circuit self closing of the present utility model form the magnetic pole of 2p=10, and do not need to use silicon steel plate carry out magnetic conduction thus again reduce the thickness of rotor rim, thus reduce the thickness of conduit, make permanent magnet have larger arrangement space, add the radius of screw propeller.Such design makes this propelling unit be applied to submarine afterbody to become possibility.Arrange rotor 8 in annular permanent magnet 14, rotor is that one deck of 1mm makes cylinder by silicon steel, and permanent magnetism magnetic pole is inlayed in rotor 8 periphery, connects impeller 9 inside rotor 8.Arrange swivel bearing 10 in impeller 9, swivel bearing 10 connects screw propeller.
Certainly, above-mentioned explanation is not to restriction of the present utility model, and the utility model is also not limited to above-mentioned citing; those skilled in the art; in essential scope of the present utility model, the change made, change, interpolation or replacement, all should belong to protection domain of the present utility model.
Claims (4)
1. low noise submarine propeller, it is characterized in that: comprise streamlined reefer housing (15), streamlined reefer housing (15) is arranged installation shaft (11), installation shaft (11) is arranged static cascade (12), installation shaft (11) arranges thrust baring (13), thrust baring (13) is installed impeller (9), impeller (9) connects motor, motor comprises stator (1), 60 stator slots (2) are offered in stator (1) inner side, stator slot arranges winding in (2), the annular permanent magnet (14) of 5 groups of concentric tile shape permanent magnet compositions is set in stator (1), concentric tile shape permanent magnet is the right S permanent magnet (5) of left N of 12 ° by the central angle be arranged in order, central angle is N permanent magnet (6) under the upper S of 24 °, central angle is the right N permanent magnet (7) of left S of 12 °, central angle is S permanent magnet (4) under the upper N of 24 °, composition, rotor (8) is set in annular permanent magnet (14), rotor is cylindric, permanent magnetism magnetic pole is inlayed in rotor (8) periphery, rotor (8) inner side connects impeller (9).
2. low noise submarine propeller according to claim 1, is characterized in that: the external diameter of described stator (1) is 160mm, and internal diameter is 140mm.
3. low noise submarine propeller according to claim 1, it is characterized in that: described winding method is that every phase winding only has a coil, and each coil is formed in parallel by 3 enamel wires regardless of overlapping type winding mode, the end of coiling adopts watertight process, is lined with insulated paper in groove.
4. low noise submarine propeller according to claim 1, is characterized in that: described stator slot (2) is peariform slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420638399.1U CN204236755U (en) | 2014-10-27 | 2014-10-27 | Low noise submarine propeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420638399.1U CN204236755U (en) | 2014-10-27 | 2014-10-27 | Low noise submarine propeller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204236755U true CN204236755U (en) | 2015-04-01 |
Family
ID=52766277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420638399.1U Expired - Fee Related CN204236755U (en) | 2014-10-27 | 2014-10-27 | Low noise submarine propeller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204236755U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106697242A (en) * | 2015-11-12 | 2017-05-24 | 李玉强 | Added noise elimination, anti-winding and accelerating device for Chinese submarine propeller |
| CN107792323A (en) * | 2017-12-01 | 2018-03-13 | 西部新锆核材料科技有限公司 | Before and after a kind of high speed submarine is used dual drive entirely electric permanent magnetism without axial vector push structure |
| CN108058798A (en) * | 2018-01-04 | 2018-05-22 | 蒋喜臣 | A kind of high-effect ship's propeller |
| CN108163173A (en) * | 2018-01-18 | 2018-06-15 | 朱幕松 | The shaftless pump spray nuclear submarine of low noise |
| CN110104154A (en) * | 2019-04-27 | 2019-08-09 | 江苏大学镇江流体工程装备技术研究院 | A kind of pump-jet propulsor |
| CN110254674A (en) * | 2019-07-03 | 2019-09-20 | 唐山海庞科技有限公司 | Without resonance magnetic suspension quiet submarine propeller |
| CN112115562A (en) * | 2020-09-21 | 2020-12-22 | 中国人民解放军海军工程大学 | Pump-jet propeller with blade tip circular ring embedded in guide pipe groove and design method thereof |
-
2014
- 2014-10-27 CN CN201420638399.1U patent/CN204236755U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106697242A (en) * | 2015-11-12 | 2017-05-24 | 李玉强 | Added noise elimination, anti-winding and accelerating device for Chinese submarine propeller |
| CN107792323A (en) * | 2017-12-01 | 2018-03-13 | 西部新锆核材料科技有限公司 | Before and after a kind of high speed submarine is used dual drive entirely electric permanent magnetism without axial vector push structure |
| CN107792323B (en) * | 2017-12-01 | 2023-09-01 | 西部新锆核材料科技有限公司 | Front-back double-drive all-electric permanent magnet shaftless vector propulsion structure for high-speed submarine |
| CN108058798A (en) * | 2018-01-04 | 2018-05-22 | 蒋喜臣 | A kind of high-effect ship's propeller |
| CN108163173A (en) * | 2018-01-18 | 2018-06-15 | 朱幕松 | The shaftless pump spray nuclear submarine of low noise |
| CN110104154A (en) * | 2019-04-27 | 2019-08-09 | 江苏大学镇江流体工程装备技术研究院 | A kind of pump-jet propulsor |
| CN110254674A (en) * | 2019-07-03 | 2019-09-20 | 唐山海庞科技有限公司 | Without resonance magnetic suspension quiet submarine propeller |
| CN112115562A (en) * | 2020-09-21 | 2020-12-22 | 中国人民解放军海军工程大学 | Pump-jet propeller with blade tip circular ring embedded in guide pipe groove and design method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150401 Termination date: 20151027 |
|
| EXPY | Termination of patent right or utility model |