CN111099006A - Underwater propeller - Google Patents
Underwater propeller Download PDFInfo
- Publication number
- CN111099006A CN111099006A CN201911202416.0A CN201911202416A CN111099006A CN 111099006 A CN111099006 A CN 111099006A CN 201911202416 A CN201911202416 A CN 201911202416A CN 111099006 A CN111099006 A CN 111099006A
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- CN
- China
- Prior art keywords
- plate module
- power device
- propeller
- epoxy resin
- stator
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H5/00—Arrangements on vessels of propulsion elements directly acting on water
- B63H5/07—Arrangements on vessels of propulsion elements directly acting on water of propellers
- B63H5/14—Arrangements on vessels of propulsion elements directly acting on water of propellers characterised by being mounted in non-rotating ducts or rings, e.g. adjustable for steering purpose
- B63H5/15—Nozzles, e.g. Kort-type
Abstract
The invention discloses an underwater propeller which comprises a flow guide cover, a power device arranged in the flow guide cover and a drive plate module fixedly arranged on the flow guide cover and used for controlling the power device, wherein the power device is electrically connected with the drive plate module; the invention adopts an integrated structure design, and the epoxy resin pouring sealant is poured and sealed between the drive plate module and the air guide sleeve by a pouring and sealing process method to form an epoxy resin pouring and sealing layer, thereby improving the sealing performance, the insulating performance and the waterproof function; this underwater propulsor structural design is exquisite, has higher steadiness and firm nature to operation such as installation, dismantlement, change, maintenance is extremely convenient, uses reliably and the fault rate is low, and integrated structural design makes small, light in weight and cost lower, is fit for popularizing and applying.
Description
Technical Field
The invention relates to the technical field of power equipment, in particular to an underwater propeller.
Background
The existing underwater propeller mainly has the following problems: firstly, most of the devices adopt a mechanical seal or other dynamic seal structure forms, which causes the defects of high cost, large volume and complex structure, and the operations of installation, disassembly, replacement, maintenance and the like are also very inconvenient; secondly, a drive plate module or a control module of the underwater propeller is arranged in the waterproof cabin, which not only occupies limited arrangement space in the waterproof cabin, but also is not beneficial to heat dissipation of the drive plate module or the control module and influences the drive efficiency; and thirdly, the fixed support of the stator and the air guide sleeve are divided into two independent parts, and the fixed support and the air guide sleeve are fixedly connected through self-tapping screws, so that the stability, the firmness and the balance capability are lower.
Disclosure of Invention
The invention solves the technical problem of overcoming the defects of the prior art and provides the underwater propeller which is designed in an integrated structure, and the epoxy resin potting adhesive is potted between the drive plate module and the air guide sleeve by a potting process method to form an epoxy resin potting layer, so that the sealing performance, the insulating performance and the waterproof function are improved.
In order to solve the technical problem, the invention is solved by the following technical scheme:
an underwater propeller comprises a flow guide cover, a power device arranged in the flow guide cover and a drive plate module fixedly arranged on the flow guide cover and used for controlling the power device, wherein the power device is electrically connected with the drive plate module; the basic working principle of the underwater propeller is as follows: the driving plate module is started, the driving plate module drives the power device to rotate, and acting force and reacting force are generated between the rotating power device and water, so that the propelling movement of the propeller under water is realized.
Preferably, the driving plate module is fixedly arranged on the outer surface of the cover body of the air guide sleeve, so that the outer surface of the driving plate module is directly contacted with water when the underwater propeller works underwater, the generated heat is directly absorbed by the water and is dissipated into the water, the heat dissipation function is improved, the first epoxy resin encapsulating layer sealed on the outer surface of the driving plate module isolates the water from the driving plate module, and the driving plate module has good insulating property.
Preferably, the outer surface of the cover body of the air guide sleeve is provided with a groove, and the driving plate module is fixedly clamped in the groove, so that the encapsulation and sealing between the driving plate module and the air guide sleeve are facilitated. The groove is filled with the epoxy resin pouring sealant, and a first epoxy resin pouring layer is formed in the groove.
Preferably, the distance between the epoxy resin encapsulating layer and the top of the driving board module is not more than 3mm, and the heat dissipation of the driving board module is not facilitated if the thickness of the first epoxy resin encapsulating layer is too thick.
Preferably, the power device comprises a rotating shaft rotatably arranged in the air guide sleeve, a stator fixedly sleeved on the rotating shaft, a rotor rotatably sleeved outside the stator, and a propeller rotatably sleeved outside the rotor, wherein the rotor is fixedly connected with the rotating shaft, and the stator is electrically connected with the driving plate module through a three-phase line. Wherein, the inside of the rotor is provided with magnetic steel; encapsulating the outer surface of the stator by epoxy resin encapsulating glue to form a second epoxy resin encapsulating layer, wherein the thickness of the second epoxy resin encapsulating layer is 0.1-0.5mm, and preferably 0.3 mm; encapsulating the outer surface of the rotor by epoxy resin encapsulating glue to form a third epoxy resin encapsulating layer, wherein the thickness of the third epoxy resin encapsulating layer is 0.1-0.5mm, and preferably 0.3 mm; after the stator and the rotor are respectively subjected to encapsulation treatment, the distance between the stator and the rotor is 0.5-0.9mm, preferably 0.7mm, and due to the adoption of an open frame structure, silt cannot enter the open frame structure, part of silt can be discharged by the stator or cleaned by later maintenance, and if the distance between the stator and the rotor is too small, the silt is difficult to discharge, so that the silt is accumulated, the motor is easy to block or frequent maintenance is needed, and finally, the propeller is blocked or even damaged; if the distance between the stator and the rotor is too large, the magnetic field force is weakened due to the longer distance, so that the thrust of the propeller is reduced, and the propulsion efficiency is reduced; the propeller comprises a cylindrical propeller body fixedly connected with the rotor and a blade fixedly arranged on the cylindrical propeller body, the cylindrical propeller body and the blade form a cylindrical propeller, and the propeller body of the cylindrical propeller is coaxially matched with the rotor, so that the structure is simple and exquisite, the working stability, the firmness and the balance capability are high, and the working efficiency is high; the groove wall of the groove is provided with a three-phase line interface and a cable interface, the three-phase line is arranged between the stator and the drive board module through the three-phase line interface, and a cable is connected into the waterproof main control cabin from the drive board module through the cable interface; the basic working principle of the power device is as follows: the driving plate module is started, the driving plate module drives the rotor to rotate, the rotating rotor drives the propeller to rotate simultaneously, and acting force and reacting force are generated between the rotating propeller and water, so that the underwater propelling movement of the propeller is realized.
The encapsulating process method comprises the following steps: the waterproof structure comprises a three-phase line interface, a cable interface, an epoxy resin pouring sealant, a first epoxy resin pouring layer, a first sealing layer, a second epoxy resin pouring layer, a third epoxy resin pouring sealant, a fourth epoxy resin pouring.
Preferably, the power device further comprises a front sealing bearing fixedly arranged on the front end shaft hole of the stator, the front sealing bearing is made of a self-lubricating material, the front sealing bearing is in a flange shape, sealing is formed, meanwhile, a good lubricating effect is kept, and the power device also has good supporting capacity.
Preferably, the power device also comprises a baffle ring which is fixedly arranged on the rotating shaft and tightly presses the front sealing bearing on the stator, so that the axial movement of the front sealing bearing is prevented, and the stability, the firmness and the balance capability of the power device are further improved; wherein, the baffle ring is fixed on the rotating shaft through a jackscrew.
Preferably, the power device further comprises a rear sealing bearing fixedly arranged on the rear end shaft hole of the stator, the rear sealing bearing is made of a self-lubricating material, the rear sealing bearing is in a flange shape, sealing is formed, meanwhile, a good lubricating effect is kept, and the power device also has good supporting capacity.
Preferably, the air guide sleeve type motor further comprises a fixing support connected with the air guide sleeve into a whole, wherein the fixing support is connected with the air guide sleeve into a whole through a supporting seat, the stator is fixed on the supporting seat of the fixing support through glue, and a three-phase line of the stator is introduced into the groove through a channel arranged on the fixing support and is connected with the driving plate module; the integral structure that kuppe and fixed bolster formed is more firm, has further improved the steadiness, the firm nature and the balanced ability of underwater propulsor.
Preferably, the underwater propeller further comprises a protective cover fixedly connected with the flow guide cover, the protective cover is arranged in the cover body of the flow guide cover and located on the outer side of the propeller, the protective cover is a metal protective cover, the problem that the underwater propeller is easy to be wound by underwater sundries such as fishing nets, aquatic plants and the like into the propeller to influence the normal work of the propeller is solved through the metal protective cover, and meanwhile, the underwater propeller is easier to clean and maintain.
Due to the adoption of the technical scheme, the invention has the remarkable technical effects that: by adopting an integrated structural design, the epoxy resin pouring sealant is poured and sealed between the drive plate module and the air guide sleeve by a pouring and sealing process method to form an epoxy resin pouring layer, so that the sealing performance, the insulating performance and the waterproof function are improved; this underwater propulsor structural design is exquisite, has higher steadiness and firm nature to operation such as installation, dismantlement, change, maintenance is extremely convenient, uses reliably and the fault rate is low, and integrated structural design makes small, light in weight and cost lower, is fit for popularizing and applying.
Drawings
Fig. 1 is a schematic structural view of an embodiment of an underwater propeller of the present invention.
Fig. 2 is an exploded view of fig. 1.
Fig. 3 is a schematic structural view of an assembly embodiment between the pod and the fixing bracket of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
An underwater propeller is shown in fig. 1-3 and comprises a flow guide cover 1, a power device arranged in the flow guide cover 1 and a drive plate module 3 fixedly arranged on the flow guide cover 1 and used for controlling the power device, wherein the power device is electrically connected with the drive plate module 3, epoxy resin potting adhesive is potted between the drive plate module 3 and the flow guide cover 1 through a potting process method to form a first epoxy resin potting layer, and therefore the drive plate module 3 and the flow guide cover 1 are hermetically connected into a whole through the first epoxy resin potting layer. The basic working principle of the underwater propeller of the embodiment is as follows: the driving plate module is started, the driving plate module drives the power device to rotate, and acting force and reacting force are generated between the rotating power device and water, so that the propelling movement of the propeller under water is realized.
In this embodiment, the drive plate module 3 is fixed on the outer surface of the cover body of the air guide sleeve 1, so that the outer surface of the drive plate module is directly contacted with water when the underwater propeller works underwater, the heat generated is directly absorbed by the water and dissipated into the water, the heat dissipation function is improved, the first epoxy resin encapsulating layer sealed on the outer surface of the drive plate module isolates the water from the drive plate module, and the drive plate module has good insulating property.
In this embodiment, the outer surface of the cover body of the air guide sleeve 1 is provided with a groove 13, and the driving plate module 3 is fixedly clamped in the groove 13, so that the operations of installation, disassembly, replacement, maintenance and the like between the driving plate module and the air guide sleeve are extremely convenient.
In this embodiment, the distance between the epoxy resin potting layer and the top of the driver board module 3 is not more than 3mm, and the thickness of the first epoxy resin potting layer is too thick to facilitate heat dissipation of the driver board module.
In this embodiment, the power device includes a rotating shaft 14 rotatably disposed in the nacelle 1, a stator 7 fixedly disposed on the rotating shaft 14, a rotor 8 rotatably and fixedly disposed outside the stator 7, and a propeller 2 rotatably and fixedly disposed outside the rotor 8, wherein the rotor 8 is fixedly connected to the rotating shaft 14, and the stator 7 is electrically connected to the driving plate module 3 through a three-phase line. Wherein, the inside of the rotor is provided with magnetic steel; encapsulating the outer surface of the stator by epoxy resin encapsulating glue to form a second epoxy resin encapsulating layer, wherein the thickness of the second epoxy resin encapsulating layer is 0.1-0.5mm, and preferably 0.3 mm; encapsulating the outer surface of the rotor by epoxy resin encapsulating glue to form a third epoxy resin encapsulating layer, wherein the thickness of the third epoxy resin encapsulating layer is 0.1-0.5mm, and preferably 0.3 mm; after the stator and the rotor are respectively subjected to encapsulation treatment, the distance between the stator and the rotor is 0.5-0.9mm, preferably 0.7mm, and due to the adoption of an open frame structure, silt cannot enter the open frame structure, part of silt can be discharged by the stator or cleaned by later maintenance, and if the distance between the stator and the rotor is too small, the silt is difficult to discharge, so that the silt is accumulated, the motor is easy to block or frequent maintenance is needed, and finally, the propeller is blocked or even damaged; if the distance between the stator and the rotor is too large, the magnetic field force is weakened due to the longer distance, so that the thrust of the propeller is reduced, and the propulsion efficiency is reduced; the propeller 2 comprises a cylindrical propeller body 21 fixedly connected with the rotor and blades 22 fixedly arranged on the cylindrical propeller body 21, the cylindrical propeller body and the blades form a propeller with a cylindrical shape, and the propeller body of the cylindrical propeller is coaxially matched with the rotor, so that the structure is simple and exquisite, the working stability, the firmness and the balance capability are high, and the working efficiency is high; the groove wall of the groove is provided with a three-phase line interface and a cable interface, the three-phase line is arranged between the stator and the drive board module through the three-phase line interface, and a cable is connected into the waterproof main control cabin from the drive board module through the cable interface; the basic working principle of the power device is as follows: the driving plate module is started, the driving plate module drives the rotor to rotate, the rotating rotor drives the propeller to rotate simultaneously, and acting force and reacting force are generated between the rotating propeller and water, so that the underwater propelling movement of the propeller is realized.
In this embodiment, the potting process includes the following steps: the waterproof structure comprises a three-phase line interface, a cable interface, an epoxy resin pouring sealant, a first epoxy resin pouring layer, a first sealing layer, a second epoxy resin pouring layer, a third epoxy resin pouring sealant, a fourth epoxy resin pouring.
In this embodiment, the power device further includes a front seal bearing 6 fixedly disposed in a front end shaft hole of the stator 7, the front seal bearing is made of a self-lubricating material, and the front seal bearing is in a flange shape, so that a good lubricating effect is maintained while sealing is formed, and the power device also has good supporting capability.
In the embodiment, the power device also comprises a baffle ring 5 which is fixedly arranged on the rotating shaft 14 and tightly presses the front sealing bearing 6 on the stator 7, so that the axial movement of the front sealing bearing is prevented, and the stability, firmness and balance capability of the power device are further improved; wherein, the baffle ring is fixed on the rotating shaft through a jackscrew.
In this embodiment, the power device further includes a rear seal bearing 9 fixedly disposed in a rear end shaft hole of the stator 7, the rear seal bearing is made of a self-lubricating material, and the rear seal bearing is in a flange shape, so that a good lubricating effect is maintained while sealing is formed, and a good supporting capability is also provided.
In the embodiment, the air guide sleeve structure further comprises a fixing support 10 connected with the air guide sleeve 1 into a whole, wherein the fixing support 10 is connected with the air guide sleeve 1 into a whole through a support seat 100, the stator is fixed on the support seat of the fixing support through glue, and a three-phase line of the stator is introduced into the groove through a channel arranged on the fixing support and is connected with the drive plate module; the integral structure that kuppe and fixed bolster formed is more firm, has further improved the steadiness, the firm nature and the balanced ability of underwater propulsor.
In this embodiment, still include the protection casing 4 with kuppe 1 fixed connection, the internal at kuppe 1's cover is established to protection casing 4, and the protection casing is located the outside of screw, and the protection casing is the metal protection casing, and the problem that the easy aquatic debris such as fishing net, pasture and water of underwater propulsor twined into the screw and influence the screw normal work has been solved in setting up of metal protection casing, also clears up more easily simultaneously and maintains equipment.
In summary, the above-mentioned embodiments are only preferred embodiments of the present invention, and all equivalent changes and modifications made in the claims of the present invention should be covered by the claims of the present invention.
Claims (10)
1. An underwater propulsor characterized by: the power device comprises a flow guide cover (1), a power device arranged in the flow guide cover (1), and a drive plate module (3) fixedly arranged on the flow guide cover (1) and used for controlling the power device, wherein the power device is electrically connected with the drive plate module (3), and an epoxy resin potting adhesive is potted between the drive plate module (3) and the flow guide cover (1) to form a first epoxy resin potting layer by a potting process method, so that the drive plate module (3) and the flow guide cover (1) are hermetically connected into a whole through the first epoxy resin potting layer.
2. An underwater propeller as claimed in claim 1, wherein: the driving plate module (3) is fixedly arranged on the outer surface of the cover body of the air guide sleeve (1).
3. An underwater propeller as claimed in claim 1 or 2, wherein: the outer surface of the cover body of the air guide sleeve (1) is provided with a groove (13), and the driving plate module (3) is fixedly clamped in the groove (13).
4. An underwater propeller as claimed in claim 3, wherein: the distance between the epoxy resin encapsulating layer and the top of the driving plate module (3) is not more than 3 mm.
5. An underwater propeller as claimed in claim 1, 2 or 4, wherein: the power device comprises a rotary shaft (14) rotatably arranged in the air guide sleeve (1), a stator (7) fixedly sleeved on the rotary shaft (14), a rotor (8) rotatably fixed and sleeved outside the stator (7), and a propeller (2) rotatably fixed and sleeved outside the rotor (8), wherein the rotor (8) is fixedly connected with the rotary shaft (14), and the stator (7) is electrically connected with the drive plate module (3) through a three-phase line.
6. An underwater propeller as claimed in claim 5, wherein: the power device also comprises a front sealing bearing (6) fixedly arranged on a front end shaft hole of the stator (7).
7. An underwater propeller as claimed in claim 6, wherein: the power device also comprises a baffle ring (5) which is fixedly arranged on the rotating shaft (14) and presses the front sealing bearing (6) on the stator (7).
8. An underwater propeller as claimed in claim 6 or 7, wherein: the power device also comprises a rear sealing bearing (9) fixedly arranged on a rear end shaft hole of the stator (7).
9. An underwater propeller as claimed in claim 8, wherein: also comprises a fixed bracket (10) which is connected with the air guide sleeve (1) into a whole.
10. An underwater propeller as claimed in claim 6, 7 or 9, wherein: the propeller is characterized by further comprising a protective cover (4) fixedly connected with the air guide sleeve (1), wherein the protective cover (4) is arranged in the air guide sleeve body of the air guide sleeve (1), and the protective cover (4) is located on the outer side of the propeller (2).
Priority Applications (1)
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CN201911202416.0A CN111099006A (en) | 2019-11-29 | 2019-11-29 | Underwater propeller |
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CN201911202416.0A CN111099006A (en) | 2019-11-29 | 2019-11-29 | Underwater propeller |
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CN201911202416.0A Pending CN111099006A (en) | 2019-11-29 | 2019-11-29 | Underwater propeller |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111994242A (en) * | 2020-09-01 | 2020-11-27 | 王莉红 | Submarine lifting auxiliary system |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11278381A (en) * | 1998-03-31 | 1999-10-12 | Hitachi Zosen Corp | Propulsion device for ship |
CN1305257A (en) * | 2001-01-18 | 2001-07-25 | 合肥工业大学 | Plastic capsulation submerged motor and its capsulation material and technology |
CN105346696A (en) * | 2015-11-19 | 2016-02-24 | 浙江大学 | Integrated thruster for contra-rotating propellers |
EP3257741A1 (en) * | 2016-06-15 | 2017-12-20 | W & D Innovations B.V. | Electromechanical drive for a floatable device |
CN207801686U (en) * | 2018-02-28 | 2018-08-31 | 浙江联宜电机有限公司 | Integrated brushless motor |
CN208897295U (en) * | 2018-04-28 | 2019-05-24 | 巨浪创新(深圳)科技有限公司 | A kind of integrated small underwater robot propeller |
-
2019
- 2019-11-29 CN CN201911202416.0A patent/CN111099006A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11278381A (en) * | 1998-03-31 | 1999-10-12 | Hitachi Zosen Corp | Propulsion device for ship |
CN1305257A (en) * | 2001-01-18 | 2001-07-25 | 合肥工业大学 | Plastic capsulation submerged motor and its capsulation material and technology |
CN105346696A (en) * | 2015-11-19 | 2016-02-24 | 浙江大学 | Integrated thruster for contra-rotating propellers |
EP3257741A1 (en) * | 2016-06-15 | 2017-12-20 | W & D Innovations B.V. | Electromechanical drive for a floatable device |
CN207801686U (en) * | 2018-02-28 | 2018-08-31 | 浙江联宜电机有限公司 | Integrated brushless motor |
CN208897295U (en) * | 2018-04-28 | 2019-05-24 | 巨浪创新(深圳)科技有限公司 | A kind of integrated small underwater robot propeller |
Non-Patent Citations (1)
Title |
---|
孙履厚: "《精细化工新材料与技术》", 30 April 1998 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111994242A (en) * | 2020-09-01 | 2020-11-27 | 王莉红 | Submarine lifting auxiliary system |
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Effective date of registration: 20211118 Address after: 310000 2b02-2b03, 2b05-2b10, 2B11, 2b14-2b19, building 1, No. 452, No. 6 street, Qiantang new area, Hangzhou, Zhejiang Applicant after: HANGZHOU AOHAI MARINE ENGINEERING Co.,Ltd. Address before: 310051 room 207, block a, Yanxiang science and technology building, Jianghong Road, Binjiang District, Hangzhou City, Zhejiang Province Applicant before: Mao Kai |
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