CN103795171A - Magnetic coupling dual-seal and synchronous transmission device for deepwater double-output-shaft motor - Google Patents
Magnetic coupling dual-seal and synchronous transmission device for deepwater double-output-shaft motor Download PDFInfo
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- CN103795171A CN103795171A CN201410055328.3A CN201410055328A CN103795171A CN 103795171 A CN103795171 A CN 103795171A CN 201410055328 A CN201410055328 A CN 201410055328A CN 103795171 A CN103795171 A CN 103795171A
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- magnetic coupling
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Abstract
The invention provides a magnetic coupling dual-seal and synchronous transmission device for a deepwater double-output-shaft motor. The magnetic coupling dual-seal and synchronous transmission device for the deepwater double-output-shaft motor comprises a sealed cabin, a motor base, a cable tight fitting end cover and a transmission mechanism, wherein the motor base, the cable tight fitting end cover and the transmission mechanism are located in the sealed cabin, the cable tight fitting end cover is mounted on the motor base, the end of the cable tight fitting end cover is sealed through a cable sealing end cover, and a motor is mounted in the motor base. The transmission mechanism comprises a first transmission unit and a second transmission unit, the first transmission unit comprises a magnetic coupling inner rotor, a magnetic coupling outer rotor, an inner rotor seal cover, a base of the inner rotor seal cover and an outer rotor bearing supporting seat, and the second transmission unit comprises a transmission bevel gear, a transmission straight gear and a chain wheel base. The magnetic coupling dual-seal and synchronous transmission device for the deepwater double-output-shaft motor can output synchronous movement in the range of 1500-10000m depth of water, and sealing effects are good.
Description
Technical field
What the present invention relates to is a kind of transmission device, the specifically transmission device of deep water conditions.
Background technology
Drive for the motor of slew gear in deep water, its key issue is how to solve motor output shaft movable sealing to adapt to the depth of water 1500～10000m(15～100MPa) problem.Mainly contain four kinds of modes for the technology of movable sealing under water, that is: combination sealing, mechanical seal, the magnet fluid sealing of seal with O ring, O shape circle and polytetrafluoroethylene slip ring, concrete feature is respectively: 1. ordinary rubber seal with O ring pressure can not exceed 1.5MPa, meanwhile, the linear velocity of rotation is advisable in 3.5m/s; 2. the sealing load of combination sealing is 0～70MPa, can be used for 7000 meters with the interior depth of water, in the linear velocity 6m/s of rotation; 3. magnet fluid sealing, single-stage sealability maximum can be 120kPa～180kPa, and whole sealability is difficult to surmount 1.5MPa, i.e. 150 meters of the depth of waters; 4. mechanical seal, pressure can reach 45MPa, and temperature is 200 ℃～450 ℃, and rotational line speed is up to l50m/s, same, can be used for the depth of water and is no more than 4500m.Along with the increase of the depth of water, it is increasing that motor seals the pressure bearing, and in the time that the depth of water exceedes 4500 meters, the movable sealing of these four kinds of forms does not all reach seal request, thereby the design of carrying out gyroaxis movable sealing under water needs special consideration pressure to change the impact on sealing condition.
Summary of the invention
The object of the present invention is to provide and can within the scope of the depth of water 1500～ten thousand metres, export magnetic coupling dual-seal and the synchronous transmission device for the deep water Dual-output shaft motor that are synchronized with the movement.
The object of the present invention is achieved like this:
The present invention is for magnetic coupling dual-seal and the synchronous transmission device of deep water Dual-output shaft motor, it is characterized in that: comprise sealing cabin and be positioned at motor cabinet, cable seal connection end cap, the transmission mechanism in sealing cabin, cable seal connects end cap and is arranged on motor cabinet, the end that cable seal connects end cap seals by cable seal end cap, mounted motor in motor cabinet, transmission mechanism comprises the first gear unit, the second gear unit, the first gear unit comprises magnetic coupling internal rotor, magnetic coupling external rotor, internal rotor seal cover and pedestal thereof, outer rotor bearing supporting seat, internal rotor seal cover and pedestal thereof are connected with sealing cabin, motor cabinet is connected with internal rotor seal cover and pedestal thereof, magnetic coupling internal rotor is arranged in the space between internal rotor seal cover and pedestal and motor cabinet, outer rotor bearing supporting seat is fixed on sealing cabin inwall, magnetic coupling external rotor is connected with outer rotor bearing supporting seat by deep groove ball bearing, interior magnetic patch is installed in magnetic coupling internal rotor end, outer magnetic patch is installed in magnetic coupling external rotor end, magnetic coupling external rotor end is positioned at magnetic coupling internal rotor outside, and outer magnetic patch and interior magnetic patch are across internal rotor seal cover and pedestal positioned opposite thereof, on magnetic coupling external rotor, output bevel gear is installed, the first output shaft of motor is connected with magnetic coupling internal rotor, the rotation of driven by motor magnetic coupling internal rotor, and then under the effect of magnetic force, drive magnetic coupling external rotor to rotate, thereby drive output bevel gear rotation, the second gear unit comprises transmission bevel gear, transmission spur gear, sprocket wheel pedestal, output bevel gear engages with transmission bevel gear, output bevel gear connects by the angular wheel shaft that passes sealing cabin the transmission spur gear being positioned at outside sealing cabin, transmission spur gear is by straight-tooth wheel shaft connection chain wheel pedestal, sprocket rotation axle is installed on sprocket wheel pedestal, on sprocket rotation axle, chain is installed.
The present invention can also comprise:
1, described transmission mechanism also comprises the 3rd gear unit, the 4th gear unit, the 3rd gear unit is identical with the first gear unit structure, be arranged symmetrically with, described motor is Dual-output shaft motor, and the second output shaft of motor is connected with magnetic coupling internal rotor with the 3rd gear unit; The 4th gear unit is identical with the second gear unit structure, and the output bevel gear of the 3rd gear unit engages with the transmission bevel gear of the 4th gear unit.
2, between angular wheel shaft and sealing cabin by movable sealing packing seal.
3, on sealing cabin, be fixed with sealed compartment end cap.
Advantage of the present invention is: the present invention can export and be synchronized with the movement, good sealing effect within the scope of the depth of water 1500～ten thousand metres.
Accompanying drawing explanation
Fig. 1 a is structural representation of the present invention, and Fig. 1 b is Fig. 1 a partial enlarged drawing;
Fig. 2 is B-B partial view.
Embodiment
For example the present invention is described in more detail below in conjunction with accompanying drawing:
In conjunction with Fig. 1～2, the present invention is by sealed compartment end cap 1, sealed compartment bolt of cover 2, sealing cabin 3, magnetic coupling device anchor bolt 4, transmission bevel gear 5, angular wheel shaft bearing 6, angular wheel shaft 7, transmission spur gear 8, straight-tooth wheel shaft 9, sprocket wheel pedestal 10, sprocket rotation axle 11, sprocket wheel 12, chain 13, movable sealing filler (O shape circle polytetrafluoroethylene) 14, outer magnetic patch 15, interior magnetic patch 16, left end motor hold-down screw 17, output bevel gear 18, bevel gear flat key 19, deep groove ball bearing 20, outer rotor bearing supporting seat 21, magnetic coupling external rotor 22, internal rotor seal cover and pedestal 23 thereof, internal rotor seal cover joint bolt 24, magnetic coupling internal rotor 25, seal stator circle 26, motor shaft holding screw 27, motor shaft flat key 28, motor cabinet 29, Dual-output shaft motor 30, motor seal end cover connecting bolt 31, right-hand member motor hold-down screw 32, motor seal end cap 33, watertight cable joint 34, cable seal end cap 35, cable seal end cap rubber seal 36, cable seal end cap set bolt 37, spacer for bolt 38, cable seal connects end cap 39, cable seal connects end cap sealing ring 40, motor output shaft 41 forms.First, motor is fixed in motor cabinet, motor cabinet and stator are isolated motor output shaft and extraneous seawater by seal stator circle, change the movable sealing of motor output shaft into static seal between stator and motor cabinet, the sealing effectiveness of static seal is significantly better than the effect of existing movable sealing, and it can adapt to the sealing of any depth of water.Secondly, magnetic patch rotation in motor output shaft drives, the variation in interior magnetic patch magnetic field drives outer magnetic patch rotation by magnetic Field Coupling, between interior magnetic patch and outer magnetic patch, mutually isolate by stator, outer magnetic patch is immersed in the water, and interior magnetic patch is not contacted with water by seal stator, thereby is non-contacting; Outer magnetic patch drives left and right two bevel gear rotations, rotates thereby output is synchronous, enters transmission mechanism and makes power transmission shaft pass through sealed compartment wall, carries out the movable sealing of second filler, realizes the magnetic coupling dual-seal of deep water Dual-output shaft motor.
Whole device full symmetric, the structure of only narrating device one side forms, and starts narration from mid portion.In watertight cable joint 34, access cable and control model line, watertight cable joint 34 is embedded in cable seal end cap 35, cable seal end cap 35 is connected end cap 39 by cable seal end cap set bolt 37 and connects with cable seal, and compresses cable seal end cap rubber seal 36 by its sealing.Cable seal connects end cap 39 and is connected with main body motor cabinet 29 by screw thread.Dual-output shaft motor 30 is connected with motor seal end cap 33 by right-hand member motor hold-down screw 32, and motor seal end cap 33 is connected with motor cabinet 29 main bodys by motor seal end cover connecting bolt 31.Motor cabinet 29 is connected with internal rotor seal cover and pedestal 23 thereof by internal rotor seal cover joint bolt 24, and internal rotor seal cover and pedestal 23 thereof are connected with sealing cabin 3 by anchor bolt, and motor cabinet 29 is closely completely fixed as can be seen here.After Dual-output shaft motor 30 is completely fixed, stretch out motor output shaft 41 by motor shaft flat key 28 and have motor shaft holding screw 27 to reinforce and be connected with magnetic coupling internal rotor 25, arrive this magnetic coupling internal rotor 25 and will synchronize with motor output shaft 41 rotation.Magnetic coupling internal rotor 25 rotates, and interior magnetic patch 16 is fixed in internal rotor 25 outside wall surface, will together rotate with magnetic coupling internal rotor 25, and magnetic direction is changed.Outer magnetic patch 15 is fixed on magnetic coupling external rotor 22 internal face places, so outside magnetic coupling external rotor 22 China and foreign countries' magnetic patch 15 will be subject to the variation of this magnetic line of force, to rotatablely move along with magnetic coupling internal rotor 25 produces by magnetic Field Coupling, magnetic coupling internal rotor 25 is kept apart by internal rotor seal cover and pedestal 23 thereof with magnetic coupling external rotor 22, in contactless state.According to magnetic-coupled principle in order to improve magnetic-coupled transmission efficiency, so the distance of inside and outside magnetic patch is reduced, and the wall thickness of internal rotor seal cover is as far as possible thin, be all in order to improve magnetic-coupled transmission efficiency.Magnetic coupling external rotor 22 is positioned on outer rotor bearing supporting seat 21 by deep groove ball bearing 20, on outer rotor bearing supporting seat 21, is fixed on sealing cabin 3 by anchor bolt.Magnetic coupling external rotor 22 is connected with bevel gear 18 by bevel gear flat key 19, and bevel gear 18 drives the transmission bevel gear 5 being mated to rotate, and transmission bevel gear 5 is connected with bevel gear power transmission shaft 7.Bevel gear power transmission shaft 7 is through sealing cabin 3, adopt condiment movable sealing as shown in partial enlarged drawing I, 7 of bevel gear power transmission shafts are connected with transmission spur gear 8 in angular wheel shaft bearing 6, are finally transferred to sprocket rotation axle 11, drive chain 13 with sprocket rotation axle 11, realize movement output.
Operation principle: be divided into motor, magnetic coupling rotor, three order rotations of driving-chain for the motor-driven magnetic coupling non-contact rope barrel rotation work process of deep water, driving-chain rotation realizes restricting to realize exporting and is synchronized with the movement, specific as follows:
1) the electric machine rotation signal of telecommunication is transported to and on motor, is controlled motor output shaft 41 and rotate by watertight cable joint 34, motor 30 is fixed on motor cabinet 29 by motor hold-down screw 17, motor cabinet 29 is fixed on internal rotor seal cover pedestal 23 by internal rotor seal cover joint bolt 24, internal rotor seal cover and pedestal 23 thereof are to be fixed on pedestal with anchor bolt 4, thereby, motor 30 is stationary state, and electrical power rear motor output shaft 41 rotatablely moves generation.
2) magnetic coupling rotor rotary electric machine output shaft 41 rotates and drives magnetic coupling internal rotor 25 to rotate, interior magnetic patch 16 is embedded in magnetic coupling internal rotor 25 outer wall places, magnetic coupling internal rotor 25 rotates, magnetic direction is changed, outside magnetic coupling external rotor 22 China and foreign countries' magnetic patch 15 will be subject to the variation of this magnetic line of force, to rotatablely move along with magnetic coupling internal rotor 25 produces by magnetic Field Coupling, magnetic coupling internal rotor 25 is kept apart by internal rotor seal cover and pedestal 23 thereof with magnetic coupling external rotor 22, in contactless state, therefore, be called the rotation of magnetic coupling noncontact driving, sealing reliability improves greatly.
3) the magnetic coupling external rotor 22 of driving-chain sealed external drives bevel gear 18 to rotate by bevel gear flat key 19, and bevel gear 18 drives the transmission bevel gear 5 being mated to rotate, and transmission bevel gear 5 is connected with bevel gear power transmission shaft 7.Bevel gear power transmission shaft 7 is through sealing cabin 3, adopt condiment movable sealing as shown in partial enlarged drawing 1b, 7 of bevel gear power transmission shafts are connected with transmission spur gear 8 in angular wheel shaft bearing 6, are finally transferred to sprocket rotation axle 11, drive chain 13 with sprocket rotation axle 11, realize movement output.
Claims (5)
1. for magnetic coupling dual-seal and the synchronous transmission device of deep water Dual-output shaft motor, it is characterized in that: comprise sealing cabin and be positioned at motor cabinet, cable seal connection end cap, the transmission mechanism in sealing cabin, cable seal connects end cap and is arranged on motor cabinet, the end that cable seal connects end cap seals by cable seal end cap, mounted motor in motor cabinet, transmission mechanism comprises the first gear unit, the second gear unit, the first gear unit comprises magnetic coupling internal rotor, magnetic coupling external rotor, internal rotor seal cover and pedestal thereof, outer rotor bearing supporting seat, internal rotor seal cover and pedestal thereof are connected with sealing cabin, motor cabinet is connected with internal rotor seal cover and pedestal thereof, magnetic coupling internal rotor is arranged in the space between internal rotor seal cover and pedestal and motor cabinet, outer rotor bearing supporting seat is fixed on sealing cabin inwall, magnetic coupling external rotor is connected with outer rotor bearing supporting seat by deep groove ball bearing, interior magnetic patch is installed in magnetic coupling internal rotor end, outer magnetic patch is installed in magnetic coupling external rotor end, magnetic coupling external rotor end is positioned at magnetic coupling internal rotor outside, and outer magnetic patch and interior magnetic patch are across internal rotor seal cover and pedestal positioned opposite thereof, on magnetic coupling external rotor, output bevel gear is installed, the first output shaft of motor is connected with magnetic coupling internal rotor, the rotation of driven by motor magnetic coupling internal rotor, and then under the effect of magnetic force, drive magnetic coupling external rotor to rotate, thereby drive output bevel gear rotation, the second gear unit comprises transmission bevel gear, transmission spur gear, sprocket wheel pedestal, output bevel gear engages with transmission bevel gear, output bevel gear connects by the angular wheel shaft that passes sealing cabin the transmission spur gear being positioned at outside sealing cabin, transmission spur gear is by straight-tooth wheel shaft connection chain wheel pedestal, sprocket rotation axle is installed on sprocket wheel pedestal, on sprocket rotation axle, chain is installed.
2. magnetic coupling dual-seal and synchronous transmission device for deep water Dual-output shaft motor according to claim 1, it is characterized in that: described transmission mechanism also comprises the 3rd gear unit, the 4th gear unit, the 3rd gear unit is identical with the first gear unit structure, be arranged symmetrically with, described motor is Dual-output shaft motor, and the second output shaft of motor is connected with magnetic coupling internal rotor with the 3rd gear unit; The 4th gear unit is identical with the second gear unit structure, and the output bevel gear of the 3rd gear unit engages with the transmission bevel gear of the 4th gear unit.
3. magnetic coupling dual-seal and synchronous transmission device for deep water Dual-output shaft motor according to claim 1 and 2, is characterized in that: between angular wheel shaft and sealing cabin by movable sealing packing seal.
4. magnetic coupling dual-seal and synchronous transmission device for deep water Dual-output shaft motor according to claim 1 and 2, is characterized in that: on sealing cabin, be fixed with sealed compartment end cap.
5. magnetic coupling dual-seal and synchronous transmission device for deep water Dual-output shaft motor according to claim 3, is characterized in that: on sealing cabin, be fixed with sealed compartment end cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410055328.3A CN103795171B (en) | 2014-02-19 | 2014-02-19 | For magnetic coupling dual-seal and the synchronous transmission device of deep water Dual-output shaft motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410055328.3A CN103795171B (en) | 2014-02-19 | 2014-02-19 | For magnetic coupling dual-seal and the synchronous transmission device of deep water Dual-output shaft motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103795171A true CN103795171A (en) | 2014-05-14 |
| CN103795171B CN103795171B (en) | 2016-01-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410055328.3A Expired - Fee Related CN103795171B (en) | 2014-02-19 | 2014-02-19 | For magnetic coupling dual-seal and the synchronous transmission device of deep water Dual-output shaft motor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103956856A (en) * | 2014-05-29 | 2014-07-30 | 西华大学 | Built-in speed reducer of motor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5447078A (en) * | 1993-09-17 | 1995-09-05 | Reliance Electric Industrial Company | Submersible gearmotor |
| CN201286043Y (en) * | 2008-10-21 | 2009-08-05 | 中国电子科技集团公司第二十一研究所 | Complete static sealing composite motor for magnetic gear |
| CN102001553A (en) * | 2010-10-21 | 2011-04-06 | 哈尔滨工程大学 | Motor-driven magnetic coupling non-contact rope drum for deep water |
| CN202000879U (en) * | 2011-01-18 | 2011-10-05 | 无锡吴越门机制造有限公司 | Mechanical transmission control machine |
| CN102322386A (en) * | 2011-09-26 | 2012-01-18 | 浙江大学 | Method for sealing ocean-current energy power generation device underwater |
-
2014
- 2014-02-19 CN CN201410055328.3A patent/CN103795171B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5447078A (en) * | 1993-09-17 | 1995-09-05 | Reliance Electric Industrial Company | Submersible gearmotor |
| CN201286043Y (en) * | 2008-10-21 | 2009-08-05 | 中国电子科技集团公司第二十一研究所 | Complete static sealing composite motor for magnetic gear |
| CN102001553A (en) * | 2010-10-21 | 2011-04-06 | 哈尔滨工程大学 | Motor-driven magnetic coupling non-contact rope drum for deep water |
| CN202000879U (en) * | 2011-01-18 | 2011-10-05 | 无锡吴越门机制造有限公司 | Mechanical transmission control machine |
| CN102322386A (en) * | 2011-09-26 | 2012-01-18 | 浙江大学 | Method for sealing ocean-current energy power generation device underwater |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103956856A (en) * | 2014-05-29 | 2014-07-30 | 西华大学 | Built-in speed reducer of motor |
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| CN103795171B (en) | 2016-01-27 |
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