CN102761204B - Controller integrated deep sea motor - Google Patents
Controller integrated deep sea motor Download PDFInfo
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- CN102761204B CN102761204B CN201210238945.8A CN201210238945A CN102761204B CN 102761204 B CN102761204 B CN 102761204B CN 201210238945 A CN201210238945 A CN 201210238945A CN 102761204 B CN102761204 B CN 102761204B
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- hatchcover
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Abstract
The invention discloses a controller integrated deep sea motor. The controller integrated deep sea motor comprises a motor shell (1), a front end cover (2), a rear end cover (3), a stator (4), a motor shaft (5) and a rotor (6), wherein the outer side of the front end cover (2) is provided with a pressure balance and dynamic seal integrated mechanism (8); the outer side of the rear end cover (3) is provided with a controller hatchcover (9), and the controller hatchcover (9) is internally provided with a driving controller (10); the inner side of the rear end cover (3) is provided with a Hall integrated circuit (12); and the driving controller (10) is respectively connected with the Hall integrated circuit (12) and the stator (4) through an electric conduction screw (13) arranged on the rear end cover (3). The controller integrated deep sea motor provided by the invention has the beneficial effects that the balance of inner and outer pressure of the underwater motor is realized, and thus the motor is light enough; a balanced structure and a dynamic seal structure are integrated, and thus the structure of the underwater motor is compact; and the controller and the motor are integrated, so that the size of the motor is further recued, and the reliability of the motor is good.
Description
Technical field
The present invention relates to submersible motor technical field, particularly a kind of controller integral deep-sea motor.
Background technology
Oil-filled balanced type submersible machine is little with its volume, lightweight advantage, and having arrived widely in motor applied under water.Traditional brshless DC motor of filling type under water, its agent structure is by arranged apart to motor main body and driving governor, driving governor is positioned in independent cabin, middle with watertight cable connection, this makes motor volume large, Heavy Weight, and signal transmission is interfered, motor operation is not steady, poor reliability, and failure rate is high.
The conventional balancer of submersible machine has three kinds of forms now: external capsule-type, diaphragm type and piston type.They compress balancer by ambient pressure, and balancer compression internal liquid, increases liquid pressure, realizes internal and external pressure balance.Wherein external capsule-type, due to an external capsule or flexible pipe, need to be fixed separately, is wound around, collides or rub sometimes with other objects, it is revealed and lost efficacy, and it is large to take volume.Diaphragm type adopts rubber or other to make film and is installed on motor afterbody or centre, and due to long-time use, film may break or fatigue damage, and manufactures difficulty, and cost is high.Piston type is that piston is installed in piston cylinder, and this structural safety is reliable, and cost is low, and still traditional piston type is installed piston separately, takies volume large.
Output shaft is at High Rotation Speed in the time of work for submersible machine, and motor itself needs again sealing, so output shaft position needs a movable sealing, should ensure not affect the rotation of output shaft, ensures again sealing.
Summary of the invention
The object of the invention is to overcome the shortcoming of prior art, provide that a kind of volume is little, lightweight, the controller integral deep-sea motor of good reliability.
Object of the present invention is achieved through the following technical solutions: controller integral deep-sea motor, it comprises motor housing, front end housing, rear end cap, stator, motor shaft and be fixed on the rotor on motor shaft, motor shaft is installed on respectively on front end housing and rear end cap by bearing, front end housing is provided with axis hole A, motor shaft runs through axis hole A, the outside of front end housing is provided with pressure balance and movable sealing integral mechanism, the outside of rear end cap is provided with controller hatchcover, in controller hatchcover, driving governor is installed, controller hatchcover is provided with screwed hole, the underwater electrical connector being connected with driving governor is installed in screwed hole, the inner side of rear end cap is provided with Hall integrated circuit, contact screw is installed on rear end cap, driving governor connects respectively Hall integrated circuit and stator by the contact screw being installed on rear end cap.
Described pressure balance and movable sealing integral mechanism comprise the integrated tank hatchcover that is installed on front end housing outside, spring and rotating ring on suit motor shaft, and be installed on the stationary ring on integrated tank hatchcover, the end face that integrated tank hatchcover connects front end housing is provided with ring type deep trough, annular piston is installed in ring type deep trough, integrated tank hatchcover is provided with the connecting through hole A being communicated with ring type deep trough, electric motor end cap is provided with the connecting through hole B that is communicated with ring type deep trough, integrated tank hatchcover inside is also provided with movable sealing chamber and axis hole B, axis hole B is communicated with movable sealing chamber, motor shaft runs through movable sealing chamber and axis hole B successively, motor shaft is provided with boss, spring and rotating ring are sheathed on the motor shaft in the outside that is positioned at boss successively, spring one end presses on raised head face, the other end of spring presses on rotating ring, spring and rotating ring are positioned at the movable sealing chamber of integrated tank hatchcover, stationary ring is fixedly arranged on end, movable sealing chamber, stationary ring is set in outside motor shaft, and rotating ring presses on stationary ring under spring action.
In the inner cylindrical wall that described annular piston contacts with ring type deep trough and outer cylindrical wall, be equipped with seal groove, in seal groove, be provided with O RunddichtringO.
Described rear end cap is provided with shoulder hole, diameter is provided with screw thread in less hole, insulation cushion is installed in shoulder hole, described insulation cushion has cylindrical connecting portion, the outer wall of connecting portion is provided with external screw thread, connecting portion and internal thread hole are connected, insulation cushion with the face of shoulder hole end contact on be provided with seal groove, in seal groove, be provided with O RunddichtringO, insulation cushion is provided with central through hole, in central through hole, be provided with internal thread, contact screw comprises screw and nut, the screw of contact screw is installed in insulation cushion by screw thread, the other end of insulation cushion is provided with heavy stand, nut is positioned at this heavy stand, and between the end face of nut and insulation cushion, be also provided with O RunddichtringO, the two ends of contact screw connect respectively wire.
On described stator, embedding has epoxy resin, and the permanent magnet of pasting on motor shaft is neodymium iron boron, and permanent magnet outer wrap has aluminium alloy layer.
Between described integrated tank hatchcover and front end housing, between front end housing and motor housing, be equipped with O RunddichtringO between motor housing and rear end cap, rear end cap and controller hatchcover.
The present invention has the following advantages: the present invention realizes the balance of the external and internal pressure of submersible machine, and the balance of external and internal pressure is equivalent to motor as for not having in the environment of pressure, so motor does not need too large wall thickness, that thereby the shell of motor can be done is very thin, this makes motor enough light and handy, and submersible machine piston pressure balanced structure and movable sealing structure are integrated, make submersible machine simple for structure, compact, improve reliability, having overcome existing submersible machine, to take volume large, complex structure, the shortcoming of poor reliability, reduce the weight of submersible machine, reduce cost, the movable sealing structure that adopts rotating ring to coordinate with stationary ring, sealing is reliable, and extend the useful life of movable sealing.
The present invention is by rational design and select advanced electronic component, make driving governor become very small and exquisite, adopt contact screw structure through walls simultaneously, contact screw is arranged on the connecting plate of controller cabin and motor, and two is welded on respectively in controller, motor and Hall respective wire, thereby transmission, insulation and the sealing of electric current are realized, so the present invention has realized controller and motor integration by above means, further reduce the volume of motor, and lightweight, good reliability.
Brief description of the drawings
Fig. 1 is structural representation of the present invention
Fig. 2 is the structural representation of pressure balance of the present invention and movable sealing integral mechanism
Fig. 3 is the structural representation of contact screw syndeton of the present invention
In figure, 1-motor housing, 2-front end housing, 3-rear end cap, 4-stator, 5-motor shaft, 6-rotor, 7-axis hole A, 8-pressure balance and movable sealing integral mechanism, 9-controller hatchcover, 10-driving governor, 11-underwater electrical connector, 12-Hall integrated circuit, 13-contact screw, 14-integrated tank hatchcover, 15-spring, 16-rotating ring, 17-stationary ring, 18-ring type deep trough, 19-annular piston, 20-connecting through hole A, 21-connecting through hole B, 22-movable sealing chamber, 23-axis hole B, 24-boss, 25-shoulder hole, 26-insulation cushion.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be further described:
As shown in Figure 1, controller integral deep-sea motor, it comprises motor housing 1, front end housing 2, rear end cap 3, stator 4, motor shaft 5 and be fixed on the rotor 6 on motor shaft 5, described rotor 6 is permanent magnet, motor shaft 5 is installed on respectively on front end housing 2 and rear end cap 3 by bearing, bearing is fixed in front end housing 2 and rear end cap 3 by interference fit, front end housing 2 is provided with axis hole A7, motor shaft 5 runs through axis hole A7, the outside of front end housing 2 is provided with pressure balance and movable sealing integral mechanism 8, the outside of rear end cap 3 is provided with controller hatchcover 9, driving governor 10 is installed in controller hatchcover 9, controller hatchcover 9 is provided with screwed hole, the underwater electrical connector 11 being connected with driving governor 10 is installed in screwed hole, the inner side of rear end cap 3, between rear end cap 3 and rotor 6 permanent magnets, Hall integrated circuit 126 is installed Hall integrated circuit 12 is installed, contact screw 13 is installed on rear end cap 3, driving governor 10 connects respectively Hall integrated circuit 12 and stator 4 by the contact screw 13 being installed on rear end cap 3.Controller hatchcover 9, rear end cap 3 connect as one with motor housing 1 use screw, adopt O-ring seals sealing between each contact-making surface; Coil is fixed in motor housing 1 around the stator 4 forming on iron core, and encapsulated epoxy resin; Motor internal is filled with transformer oil.
As shown in Figure 2, described pressure balance and movable sealing integral mechanism 8 comprise the integrated tank hatchcover 14 that is installed on front end housing 2 outsides, spring 15 and rotating ring 16 on suit motor shaft 5, and be installed on the stationary ring 17 on integrated tank hatchcover 14, the end face that integrated tank hatchcover 14 connects front end housing 2 is provided with ring type deep trough 18, annular piston 19 is installed in ring type deep trough 18, integrated tank hatchcover 14 is provided with the connecting through hole A20 being communicated with ring type deep trough 18, electric motor end cap is provided with the connecting through hole B21 that is communicated with ring type deep trough 18, integrated tank hatchcover 14 inside are also provided with movable sealing chamber 22 and axis hole B23, axis hole B23 is communicated with movable sealing chamber 22, motor shaft 5 runs through movable sealing chamber 22 and axis hole B23 successively, motor shaft 5 is provided with boss 24, spring 15 and rotating ring 16 are sheathed on the motor shaft 5 in the outside that is positioned at boss 24 successively, spring 15 one end press on boss 24 end faces, the other end of spring 15 presses on rotating ring 16, spring 15 and rotating ring 16 are positioned at the movable sealing chamber 22 of integrated tank hatchcover 14, stationary ring 17 is fixedly arranged on 22 ends, movable sealing chamber, stationary ring 17 is set in outside motor shaft 5, and rotating ring 16 presses on stationary ring 17 under spring 15 effects.
In the inner cylindrical wall that described annular piston 19 contacts with ring type deep trough 18 and outer cylindrical wall, be equipped with seal groove, in seal groove, be provided with O RunddichtringO.
As shown in Figure 3, described rear end cap 3 is provided with shoulder hole 25, diameter is provided with screw thread in less hole, insulation cushion 26 is installed in shoulder hole 25, described insulation cushion 26 has cylindrical connecting portion, the outer wall of connecting portion is provided with external screw thread, connecting portion and internal thread hole are connected, insulation cushion 26 with the face of shoulder hole 25 end contacts on be provided with seal groove, in seal groove, be provided with O RunddichtringO, insulation cushion 26 is provided with central through hole, in central through hole, be provided with internal thread, contact screw 13 comprises screw and nut, the screw of contact screw 13 is installed in insulation cushion 26 by screw thread, the other end of insulation cushion 26 is provided with heavy stand, nut is positioned at this heavy stand, and between the end face of nut and insulation cushion 26, be also provided with O RunddichtringO, the two ends of contact screw 13 connect respectively wire.Thereby realized by contact screw 13 controller internal current or signal are transferred to outside, there is bearings mounted heavy stand the outside of rear end cap 3, and bearing can be installed, make, on the direct installation of rear end cap 3 and motor, to replace back end cover for motor 3.
On described stator 4, embedding has epoxy resin, and the permanent magnet of pasting on motor shaft 5 is neodymium iron boron, and permanent magnet outer wrap has aluminium alloy layer.
Between described integrated tank hatchcover 14 and front end housing 2, between front end housing 2 and motor housing 1, be equipped with O RunddichtringO between motor housing 1 and rear end cap 3, rear end cap 3 and controller hatchcover 9.
The course of work of the present invention is as follows: machine operation of the present invention is under water, in the time that Underwater Pressure increases, pressure-acting is on balance and movable sealing integral mechanism, promote dummy piston, liquid in compression motor, internal liquid pressure is increased, in the time that external and internal pressure is identical, dummy piston stop motion.By realizing the balance of external and internal pressure, thereby that the shell of motor can be done is very thin, because motor can bear hydraulic pressure under water, old-fashioned motor internal is airtight air, motor housing 1 need to have enough thickness to carry out the distortion that renitency causes, this makes motor very heavy.And the balance of external and internal pressure is equivalent to motor as for not having in the environment of pressure, so do not need too large wall thickness, this makes motor enough light and handy.
In the time of machine operation, from outside input instruction, be transferred to driving governor 10 by watertight cable, the magnetic field that magnet steel on rotor 6 produces makes Hall element produce Hall to imitate and cause hall electromotive force, driving governor 10 is followed the tracks of rotor 6 positions by hall electromotive force, by the electric current of watertight cable input by contact screw 13 by suitable time and batch transportation to winding, thereby realize the running of motor.Because driving governor 10 is to be made up of many electronic components, so can not bear pressure and contact water, so driving governor 10 must be in the environment of a sealing, conventional motors, because the restriction of electronic components fabrication level and design is unreasonable, makes driving governor 10 structures larger; Meanwhile, between driving governor 10 and motor and Hall circuit, need to have wire to be connected, because motor is all that metal is made substantially, and controller cabin and motor must separate; In above-mentioned two problems, old-fashioned motor does not have solution well, so driving governor 10 is set up separately to a cabin, middle for watertight cable connect, this structure takies that volume is large, Heavy Weight, because the long signal of watertight cable transmission range is disturbed, make its poor reliability.The present invention is by rational design and select advanced electronic component, make driving governor 10 become very small and exquisite, adopt contact screw 13 structures through walls simultaneously, screw is made by red copper, periphery is wrapped in plastics, it is arranged on the connecting plate of controller cabin and motor, and two is welded on respectively in controller, motor and Hall respective wire, thereby realized transmission, insulation and the sealing of electric current.So the present invention has realized controller and motor integration by above means, and volume is little, lightweight, good reliability.
Claims (5)
1. controller integral deep-sea motor, it comprises motor housing (1), front end housing (2), rear end cap (3), stator (4), motor shaft (5) and be fixed on the rotor (6) on motor shaft (5), motor shaft (5) is installed on respectively on front end housing (2) and rear end cap (3) by bearing, front end housing (2) is provided with axis hole A(7), motor shaft (5) runs through axis hole A(7), it is characterized in that: the outside of front end housing (2) is provided with pressure balance and movable sealing integral mechanism (8), the outside of rear end cap (3) is provided with controller hatchcover (9), driving governor (10) is installed in controller hatchcover (9), controller hatchcover (9) is provided with screwed hole, the underwater electrical connector (11) being connected with driving governor (10) is installed in screwed hole, the inner side of rear end cap (3) is provided with Hall integrated circuit (12), contact screw (13) is installed on rear end cap (3), driving governor (10) connects respectively Hall integrated circuit (12) and stator (4) by contact screw (13),
Described pressure balance and movable sealing integral mechanism (8) comprise the integrated tank hatchcover (14) that is installed on front end housing (2) outside, spring (15) and rotating ring (16) on suit motor shaft (5), and be installed on the stationary ring (17) on integrated tank hatchcover (14), the end face that integrated tank hatchcover (14) connects front end housing (2) is provided with ring type deep trough (18), annular piston (19) is installed in ring type deep trough (18), integrated tank hatchcover (14) is provided with the connecting through hole A(20 being communicated with ring type deep trough (18)), electric motor end cap is provided with the connecting through hole B(21 that is communicated with ring type deep trough (18)), integrated tank hatchcover (14) inside is also provided with movable sealing chamber (22) and axis hole B(23), axis hole B(23) be communicated with movable sealing chamber (22), motor shaft (5) runs through movable sealing chamber (22) and axis hole B(23 successively), motor shaft (5) is provided with boss (24), spring (15) and rotating ring (16) are sheathed on the motor shaft (5) in the outside that is positioned at boss (24) successively, spring (15) one end presses on boss (24) end face, the other end of spring (15) presses on rotating ring (16), spring (15) and rotating ring (16) are positioned at the movable sealing chamber (22) of integrated tank hatchcover (14), stationary ring (17) is fixedly arranged on end, movable sealing chamber (22), stationary ring (17) is set in outside motor shaft (5), and rotating ring (16) presses on stationary ring (17) under spring (15) effect.
2. controller integral deep-sea motor according to claim 1, is characterized in that: in the inner cylindrical wall that described annular piston (19) contacts with ring type deep trough (18) and outer cylindrical wall, be equipped with seal groove, be provided with O RunddichtringO in seal groove.
3. controller integral deep-sea motor according to claim 1, it is characterized in that: described rear end cap (3) is provided with shoulder hole (25), diameter is provided with screw thread in less hole, insulation cushion (26) is installed in shoulder hole (25), described insulation cushion (26) has cylindrical connecting portion, the outer wall of connecting portion is provided with external screw thread, connecting portion and internal thread hole are connected, insulation cushion (26) with the face of shoulder hole (25) end contact on be provided with seal groove, in seal groove, be provided with O RunddichtringO, insulation cushion (26) is provided with central through hole, in central through hole, be provided with internal thread, contact screw (13) comprises screw and nut, the screw of contact screw (13) is installed in insulation cushion (26) by screw thread, the other end of insulation cushion (26) is provided with heavy stand, nut is positioned at this heavy stand, and be also provided with O RunddichtringO between the end face of nut and insulation cushion (26), the two ends of contact screw (13) connect respectively wire.
4. controller integral deep-sea motor according to claim 1, is characterized in that: the upper embedding of described stator (4) has epoxy resin, and the upper permanent magnet of pasting of motor shaft (5) is neodymium iron boron, and permanent magnet outer wrap has aluminium alloy layer.
5. controller integral deep-sea motor according to claim 1, is characterized in that: between described integrated tank hatchcover (14) and front end housing (2), between front end housing (2) and motor housing (1), be equipped with O RunddichtringO between motor housing (1) and rear end cap (3), rear end cap (3) and controller hatchcover (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210238945.8A CN102761204B (en) | 2012-07-11 | 2012-07-11 | Controller integrated deep sea motor |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210238945.8A CN102761204B (en) | 2012-07-11 | 2012-07-11 | Controller integrated deep sea motor |
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| CN102761204A CN102761204A (en) | 2012-10-31 |
| CN102761204B true CN102761204B (en) | 2014-09-17 |
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| CN201210238945.8A Active CN102761204B (en) | 2012-07-11 | 2012-07-11 | Controller integrated deep sea motor |
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| CN107612199A (en) * | 2017-10-31 | 2018-01-19 | 天津昊野科技有限公司 | A kind of complete deep permagnetic synchronous motor in sea of built-in driving |
| CN107659047A (en) * | 2017-11-06 | 2018-02-02 | 中科探海(苏州)海洋科技有限责任公司 | One kind bears combined load submersible machine |
| CN109141539A (en) * | 2018-10-26 | 2019-01-04 | 中国科学院深海科学与工程研究所 | A kind of underwater Multifunctional AC motor control and test device |
| CN109625246B (en) * | 2018-11-19 | 2022-03-25 | 北京化工大学 | Internal excitation automatic balancing device for propeller |
| CN110474486A (en) * | 2019-08-20 | 2019-11-19 | 安徽鸿创新能源动力有限公司 | A kind of battery-operated motor cycle dynamical system |
| CN110629182A (en) * | 2019-10-22 | 2019-12-31 | 包头中科泰磁涂层科技有限责任公司 | Manufacturing method of high-strength corrosion-resistant physical vapor deposition coating and deep sea motor |
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Address after: High tech Zone Gaopeng road in Chengdu city of Sichuan province 610017 5 Building No. 2 Room 501 Patentee after: CHENGDU OUXUN TECHNOLOGY CO., LTD. Address before: High tech Zone Gaopeng road in Chengdu city of Sichuan province in 610017 B No. 5 Room 201 Patentee before: Chengdu Ouxun Ocean Engineering Equipment Technology Co., Ltd. |
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Address after: High tech Zone Gaopeng road in Chengdu city of Sichuan province 610041 5 Building No. 2 Room 501 Patentee after: CHENGDU OUXUN TECHNOLOGY CO., LTD. Address before: High tech Zone Gaopeng road in Chengdu city of Sichuan province 610017 5 Building No. 2 Room 501 Patentee before: CHENGDU OUXUN TECHNOLOGY CO., LTD. |