CN104554691A - AUV (autonomous underwater vehicle) propulsion system - Google Patents
AUV (autonomous underwater vehicle) propulsion system Download PDFInfo
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- CN104554691A CN104554691A CN201410855299.9A CN201410855299A CN104554691A CN 104554691 A CN104554691 A CN 104554691A CN 201410855299 A CN201410855299 A CN 201410855299A CN 104554691 A CN104554691 A CN 104554691A
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- motor
- end cover
- watertight
- propulsion system
- underwater vehicle
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Abstract
The invention belongs to the technical field of underwater weapons and ocean engineering, and particularly relates to an AUV (autonomous underwater vehicle) propulsion system which comprises a watertight motor, a propulsion propeller and a fairing, the watertight motor is mounted at the front end of an autonomous underwater vehicle shell, the propulsion propeller is mounted at the front end of the watertight motor, the fairing is fixed on the periphery of the watertight motor, and a watertight closed space is formed between the fairing and the autonomous underwater vehicle shell. The watertight motor in the AUV propulsion system is designed and used, and a propulsion motor can be completely watertight and has thrust characteristics. Different from other motors, the propulsion motor is completely watertight when applied to the AUV propulsion system and can be applied to similar propulsion system motor design occasions by the aid of stepped pressure drop dynamic sealing technology.
Description
Technical field
The invention belongs to underawater ordnance and field of ocean engineering, be specifically related to a kind of autonomous underwater vehicle AUV propulsion system, be applicable to the design and the engineer applied problem that solve autonomous underwater vehicle propulsion electric machine.
Background technology
China has entered on a large scale, multimode develops ocean, and advance the new period that marine economy development pattern changes, science and technology Xinghai County has entered the new historical stage, and marine environment sees the important research content that detection is science and technology Xinghai County of China and consolidates in coast defence process.
Autonomous underwater vehicle AUV is the important means that marine environment sees detection, investigate compared with observation operating type with traditional ocean research, have measure cost low, scalability is strong, measuring range is large, affect the features such as little, detection data fidelity is effective by sea situation, is the multi-disciplinary integrated application achievements such as the energy, propelling, communication, navigation, control, fluid, machinery.The application of watertight propulsion electric machine is conducive to improving system synthesis efficiency, is the important component part of autonomous underwater vehicle AUV propulsion system.
In the design of autonomous aircraft (AUV) under water, propulsion system adopts nonwatertight electrical machine usually, be installed on AUV watertight housings inner, realized the watertight at Motor Shaft place by movable sealing, electric machine casing directly cannot contact water body, and electric efficiency is relatively low, and there is no the modularized processing realizing AUV, in order to realize the modularized design of AUV propulsion system, and further lifting motor efficiency, the AUV propulsion system designing a direct watertight is necessary.
The feature being different from other motors is that motor realizes watertight in autonomous aircraft AUV propulsion system application under water completely, and employs ladder pressure drop dynamic sealing technology, can be applicable to similar propulsion system design of electrical motor occasion.
Summary of the invention
For solving the design problem of propulsion electric machine in autonomous underwater vehicle AUV propulsion system, the present invention proposes a kind of autonomous underwater vehicle AUV propulsion system, can the complete watertight of completion system provide and push away force and moment and export.
A kind of autonomous underwater vehicle AUV propulsion system of the present invention, comprise watertight motor, propelling screws and kuppe, watertight motor is arranged on autonomous vehicle hull front end, watertight motor comprises machine shaft, motor stator, electric machine casing, motor front end cover and back end cover for motor, the fastening assembling of interference fit between motor stator and electric machine casing, electric machine casing two ends are fixed with motor front end cover and back end cover for motor respectively; Machine shaft is arranged in motor stator, and machine shaft one end is stretched out from back end cover for motor, and machine shaft covers in motor front end cover and motor rear end respectively by bearings; Be provided with the rotary dynamic seal of movable sealing "O"-ring for motor between machine shaft and back end cover for motor, wherein movable sealing "O"-ring quantity is 1-3; Motor rear end covers and is provided with plug cock, forms cavity between back end cover for motor, machine shaft, plug cock, movable sealing "O"-ring, and in cavity, filling gear oil forms step-decreasing voltage movable sealing, and lubricates movable sealing; Propelling screws is arranged on described watertight motor front end; It is peripheral that kuppe is fixed on described watertight motor, forms water-tight closure space between kuppe and described vehicle hull.
Machine shaft thrust is provided by motor bearings, according to required thrust size, can select the bearing of different structure form in the application, with satisfied application requirement.
Further, described plug cock is connected with back end cover for motor by screw.
Further, realize sealing by "O"-ring between described plug cock and back end cover for motor.
Further, be connected by screw between described electric machine casing and back end cover for motor, sealed by "O"-ring.
Further, be connected by screw between described electric machine casing and motor front end cover, sealed by "O"-ring.
Further, described watertight motor is connected by flat key with propelling screws, and with starching hub tightening.
Further, described autonomous vehicle hull and kuppe are connected by screw.
Again further, described watertight motor is provided with motor outlet wire, and described motor outlet wire spreads out of from the endoporus of motor front end cover and enters in autonomous vehicle hull.Motor outlet wire is used for motor energy supply, and produce magnetic force by motor stator energization winding, output torque is to machine shaft.
In addition, be connected by screw between described watertight motor and autonomous vehicle hull, seal both being realized by "O"-ring.
The watertight motor that this kind is applied to autonomous underwater vehicle AUV propulsion system is located by the connection with autonomous underwater vehicle AUV housing, static seal is realized by the "O"-ring between motor front end cover, back end cover for motor and motor body, filling gear oil between motor output shaft and electric machine casing, realize step-decreasing voltage movable sealing, realize movable sealing lubrication simultaneously, electric machine casing watertight is realized by said method, motor stator, machine shaft and other electric equipments are positioned in watertight housings, realize the complete watertight of electrical equipment and electrical part; Motor internal utilizes angular contact ball bearing, provides motor thrust; By the connection of motor and autonomous underwater vehicle AUV housing, motor outlet wire can enter autonomous underwater vehicle AUV enclosure interior, is beneficial to the Power supply and control of motor.
This motor application is when autonomous underwater vehicle AUV, need be connected with autonomous underwater vehicle AUV housing by motor flange by screw and "O"-ring, motor outlet wire is introduced AUV seal casinghousing simultaneously, the plug cock simultaneously covered by motor rear end is opened, with plug cock, rear end cap is sealed after plug cock pours into appropriate gear oil, ensure its watertightness performance.
The invention is mainly used in the design and the use problem that solve watertight motor in autonomous underwater vehicle AUV propulsion system, can realize the complete watertight of propulsion electric machine and possess thrust performance.The feature being different from other motors is that motor realizes watertight in autonomous aircraft AUV propulsion system application under water completely, and employs ladder pressure drop dynamic sealing technology, can be applicable to similar propulsion system design of electrical motor occasion.
Accompanying drawing explanation
Fig. 1 is the structural representation of autonomous underwater vehicle AUV propulsion system of the present invention;
Fig. 2 is the structural representation of watertight motor.
In figure: 1, motor front end cover; 2, electric machine casing; 3, machine shaft; 4, motor stator; 5, plug cock; 6, gear oil; 7, movable sealing "O"-ring; 8, back end cover for motor; 9, bearing; 10, motor outlet wire; 11, screw; 12, autonomous vehicle hull; 13, kuppe; 14, propelling screws; 15, flat key; 16, hub is starched.
Embodiment
The present invention is illustrated below in conjunction with drawings and Examples.
A kind of autonomous underwater vehicle AUV propulsion system, be installed on autonomous vehicle hull front end, comprise: watertight motor, propelling screws 14 and kuppe 13, watertight motor is arranged on autonomous vehicle hull 12 front end, wherein: watertight motor comprises machine shaft 3, motor stator 4, electric machine casing 2, motor front end cover 1 and back end cover for motor 8, interference fit between motor stator 4 and electric machine casing 2, electric machine casing 2 two ends are fixed with motor front end cover 1 and back end cover for motor 8 respectively; Machine shaft 3 is arranged in motor stator 4, and machine shaft 3 one end is stretched out from back end cover for motor 8, and machine shaft 3 is supported on motor front end cover 1 and back end cover for motor 8 respectively by bearing 9; The rotary dynamic seal of two movable sealing "O"-rings 7 for motor is provided with between machine shaft 3 and back end cover for motor 8, back end cover for motor 8 is provided with plug cock 5, cavity is formed between described back end cover for motor 8, machine shaft 3, plug cock 5, movable sealing "O"-ring 7,, in cavity, filling gear oil 6 forms step-decreasing voltage movable sealing; Propelling screws 14 is arranged on watertight motor front end; And it is peripheral that kuppe 13 is fixed on described watertight motor, between kuppe 13 and autonomous vehicle hull 12, form water-tight closure space.Wherein, watertight motor is connected by flat key 15 with propelling screws 14, and with starching hub 16 tightening.Be connected by screw between watertight motor and autonomous vehicle hull 12, junction is established plain washer, is played packing ring.Watertight motor is provided with motor outlet wire 10, and described motor outlet wire 10 spreads out of from the endoporus of motor front end cover 1 and enters in autonomous vehicle hull 12.
Wherein, be connected by screw between back end cover for motor 8 and electric machine casing 2, be connected by screw between motor front end cover 1 and electric machine casing 2, be connected by screw between plug cock 5 and back end cover for motor 8, junction is established plain washer, is played packing ring.Seal both being realized by "O"-ring between back end cover for motor 8 and electric machine casing 2; Seal both being realized by "O"-ring between back end cover for motor 8 and plug cock 5; Seal both being realized by "O"-ring between watertight propulsion electric machine and autonomous aircraft AUV housing.
The watertight motor that this kind is applied to autonomous underwater vehicle AUV propulsion system is located by the connection with autonomous underwater vehicle AUV housing, static seal is realized by the "O"-ring between motor front end cover 1, back end cover for motor 8 and motor body, filling gear oil 6 between machine shaft and electric machine casing 2, realize step-decreasing voltage movable sealing, realize movable sealing lubrication simultaneously, electric machine casing watertight is realized by said method, motor stator, machine shaft and other electric equipments are positioned in watertight housings, realize the complete watertight of electrical equipment and electrical part; Motor internal utilizes angular contact ball bearing, for machine shaft provides bidirectional propulsion.
The foregoing is only preferred embodiment of the present invention; not in order to limit the present invention, also the present invention can be applied in other environments, within the spirit and principles in the present invention all; any amendment of doing, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. an autonomous underwater vehicle AUV propulsion system, it is characterized in that: comprise watertight motor, propelling screws and kuppe, described watertight motor is arranged on autonomous vehicle hull front end, described watertight motor comprises machine shaft, motor stator, electric machine casing, motor front end cover and back end cover for motor, interference fit between described motor stator and electric machine casing, described electric machine casing two ends are fixed with motor front end cover and back end cover for motor respectively; Described machine shaft is arranged in motor stator, and described machine shaft one end is stretched out from back end cover for motor, and described machine shaft covers in motor front end cover and motor rear end respectively by bearings; The rotary dynamic seal of movable sealing "O"-ring for motor is provided with between described machine shaft and back end cover for motor, described motor rear end covers and is provided with plug cock, form cavity between described back end cover for motor, machine shaft, plug cock, movable sealing "O"-ring, in described cavity, filling gear oil forms step-decreasing voltage movable sealing; Described propelling screws is arranged on described watertight motor front end; It is peripheral that described kuppe is fixed on described watertight motor, forms water-tight closure space between described kuppe and described vehicle hull.
2. autonomous underwater vehicle AUV propulsion system according to claim 1, is characterized in that: described plug cock is connected with back end cover for motor by screw.
3. autonomous underwater vehicle AUV propulsion system according to claim 2, is characterized in that: realize sealing by "O"-ring between described plug cock and back end cover for motor.
4. autonomous underwater vehicle AUV propulsion system according to claim 1, be is characterized in that: be connected by screw between described electric machine casing and back end cover for motor, sealed by "O"-ring.
5. autonomous underwater vehicle AUV propulsion system according to claim 1, be is characterized in that: be connected by screw between described electric machine casing and motor front end cover, sealed by "O"-ring.
6. autonomous underwater vehicle AUV propulsion system according to claim 1, is characterized in that: described watertight motor is connected by flat key with propelling screws, and with starching hub tightening.
7. autonomous underwater vehicle AUV propulsion system according to claim 1, is characterized in that: described autonomous vehicle hull and kuppe are connected by screw.
8. autonomous underwater vehicle AUV propulsion system according to claim 1, it is characterized in that: described watertight motor is provided with motor outlet wire, described motor outlet wire spreads out of from the endoporus of motor front end cover and enters in autonomous vehicle hull.
9. autonomous underwater vehicle AUV propulsion system according to claim 1, is characterized in that: be connected by screw between described watertight motor and autonomous vehicle hull, seal both being realized by "O"-ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410855299.9A CN104554691A (en) | 2014-12-31 | 2014-12-31 | AUV (autonomous underwater vehicle) propulsion system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410855299.9A CN104554691A (en) | 2014-12-31 | 2014-12-31 | AUV (autonomous underwater vehicle) propulsion system |
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| CN104554691A true CN104554691A (en) | 2015-04-29 |
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| CN201410855299.9A Pending CN104554691A (en) | 2014-12-31 | 2014-12-31 | AUV (autonomous underwater vehicle) propulsion system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105711777A (en) * | 2016-01-26 | 2016-06-29 | 河北工业大学 | Micro-miniature modularized AUV (autonomous underwater vehicle) |
| CN109050841A (en) * | 2018-09-05 | 2018-12-21 | 哈尔滨工程大学 | A kind of Wheel leg type walking device based on AUV |
| US10978932B2 (en) | 2016-03-01 | 2021-04-13 | Siemens Aktiengesellschaft | Drone for triggering sea mines |
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| JP2001086690A (en) * | 1999-09-14 | 2001-03-30 | Ebara Corp | Underwater motor |
| US7290934B2 (en) * | 2004-09-09 | 2007-11-06 | Nidec Corporation | Fluid dynamic-pressure bearing device and spindle motor |
| CN101369767A (en) * | 2008-10-07 | 2009-02-18 | 哈尔滨工程大学 | Underwater integrated electric motor thruster |
| CN201563013U (en) * | 2009-11-06 | 2010-08-25 | 中国船舶重工集团公司第七一○研究所 | Underwater integral servo propulsion motor |
| CN101870349A (en) * | 2010-06-13 | 2010-10-27 | 武汉海王机电工程技术公司 | Submersible thruster |
| CN102069902A (en) * | 2010-12-16 | 2011-05-25 | 沈阳工业大学 | Small oil-filled full-scale deflection vector propeller thruster |
| CN102295065A (en) * | 2011-06-10 | 2011-12-28 | 中海油田服务股份有限公司 | Propeller propulsion unit of underwater autonomous navigation platform |
| CN102761204A (en) * | 2012-07-11 | 2012-10-31 | 成都欧迅海洋工程装备科技有限公司 | Controller integrated deep sea motor |
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2014
- 2014-12-31 CN CN201410855299.9A patent/CN104554691A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001086690A (en) * | 1999-09-14 | 2001-03-30 | Ebara Corp | Underwater motor |
| US7290934B2 (en) * | 2004-09-09 | 2007-11-06 | Nidec Corporation | Fluid dynamic-pressure bearing device and spindle motor |
| CN101369767A (en) * | 2008-10-07 | 2009-02-18 | 哈尔滨工程大学 | Underwater integrated electric motor thruster |
| CN201563013U (en) * | 2009-11-06 | 2010-08-25 | 中国船舶重工集团公司第七一○研究所 | Underwater integral servo propulsion motor |
| CN101870349A (en) * | 2010-06-13 | 2010-10-27 | 武汉海王机电工程技术公司 | Submersible thruster |
| CN102069902A (en) * | 2010-12-16 | 2011-05-25 | 沈阳工业大学 | Small oil-filled full-scale deflection vector propeller thruster |
| CN102295065A (en) * | 2011-06-10 | 2011-12-28 | 中海油田服务股份有限公司 | Propeller propulsion unit of underwater autonomous navigation platform |
| CN102761204A (en) * | 2012-07-11 | 2012-10-31 | 成都欧迅海洋工程装备科技有限公司 | Controller integrated deep sea motor |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105711777A (en) * | 2016-01-26 | 2016-06-29 | 河北工业大学 | Micro-miniature modularized AUV (autonomous underwater vehicle) |
| CN105711777B (en) * | 2016-01-26 | 2018-05-15 | 河北工业大学 | A kind of microminiature modularization AUV |
| US10978932B2 (en) | 2016-03-01 | 2021-04-13 | Siemens Aktiengesellschaft | Drone for triggering sea mines |
| CN109050841A (en) * | 2018-09-05 | 2018-12-21 | 哈尔滨工程大学 | A kind of Wheel leg type walking device based on AUV |
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Application publication date: 20150429 |