CN118083101A - Tilting device of underwater propeller - Google Patents
Tilting device of underwater propeller Download PDFInfo
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- CN118083101A CN118083101A CN202410508822.4A CN202410508822A CN118083101A CN 118083101 A CN118083101 A CN 118083101A CN 202410508822 A CN202410508822 A CN 202410508822A CN 118083101 A CN118083101 A CN 118083101A
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- 238000001914 filtration Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000010963 304 stainless steel Substances 0.000 description 2
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The invention discloses an underwater propeller tilting device which comprises a fixed bottom plate, four rotary supporting seats, a second rotary seat group, two first rotary connecting pieces, two second rotary connecting pieces, a first rotary connecting shaft, a second rotary connecting shaft, a gear motor, a first chain transmission assembly and a second chain transmission assembly, wherein the two first rotary connecting pieces are respectively arranged on the two rotary supporting seats at the rear side in a penetrating manner and are in rotary connection; the two second rotary connecting pieces are respectively arranged on the two rotary supporting seats on the front side in a penetrating way and are connected in a rotary way; two ends of the first rotary connecting shaft are fixedly connected with two first rotary connecting pieces respectively; two ends of the second rotary connecting shaft are fixedly connected with two second rotary connecting pieces respectively; the output shaft of the speed reducing motor is in transmission connection with the first rotation connecting shaft through a first chain transmission assembly; the first rotary connecting shaft is in transmission connection with the second rotary connecting shaft through a second chain transmission assembly. The invention can improve the operability and the operation efficiency of the underwater intelligent equipment.
Description
Technical Field
The invention relates to the technical field of underwater intelligent equipment, in particular to an underwater propeller tilting device.
Background
With the increasing demands of ocean resource development, ocean science research, military defense and the like, the application of underwater intelligent equipment in these fields is becoming more and more widespread. The maneuverability and handling of the underwater intelligent equipment is one of the key factors to achieve its function. In this context, the performance and control of the underwater propulsion as the primary means of providing power and steering have a decisive influence on the operating efficiency and the working capacity of the entire underwater intelligent equipment.
However, the conventional underwater propeller generally adopts a fixed-angle thrust output, which limits the maneuverability and flexibility of the underwater propeller in a complex underwater environment, is not beneficial to the control of underwater intelligent equipment, and has poor adaptability.
Therefore, providing an underwater propeller tilting device with improved operability and adaptability is a problem that needs to be solved by those skilled in the art.
Disclosure of Invention
In view of the above, the invention provides an underwater propeller tilting device to improve the operability and the operation efficiency of underwater intelligent equipment.
In order to achieve the above purpose, the present invention adopts the following technical scheme: the tilting device of the underwater propeller comprises a fixed bottom plate, four rotary supporting seats, two first rotary connecting pieces, two second rotary connecting pieces, a first rotary connecting shaft, a second rotary connecting shaft, a speed reducing motor, a first chain transmission assembly and a second chain transmission assembly, wherein the four rotary supporting seats are uniformly fixed on the fixed bottom plate; the two first rotary connecting pieces are respectively arranged on the two rotary supporting seats at the rear side in a penetrating way and are connected in a rotary way; the two second rotary connecting pieces are respectively arranged on the two rotary supporting seats at the front side in a penetrating way and are connected in a rotary way; the extending end parts of each first rotary connecting piece and each second rotary connecting piece are fixed with underwater thrusters; two ends of the first rotary connecting shaft are fixedly connected with the two first rotary connecting pieces respectively; two ends of the second rotary connecting shaft are fixedly connected with the two second rotary connecting pieces respectively; the speed reducing motor is fixed on the fixed bottom plate; the output shaft of the speed reducing motor is in transmission connection with the first rotation connecting shaft through the first chain transmission assembly; the first rotating connecting shaft is in transmission connection with the second rotating connecting shaft through the second chain transmission assembly.
Further, the upper part of each underwater propeller is provided with a first filtering net cover, and the lower part of each underwater propeller is provided with a second filtering net cover.
Further, two ends of the first rotary connecting shaft are respectively connected with the two first rotary connecting pieces through keys; and two ends of the second rotary connecting shaft are respectively connected with the two second rotary connecting pieces through keys.
Further, the bases of the four underwater propulsors are respectively in threaded connection with the extending end parts of the two first rotary connecting pieces and the extending end parts of the two second rotary connecting pieces.
Further, the gear motor is fixed on the fixed bottom plate through a motor fixing plate.
Further, the first chain transmission assembly comprises a first driving sprocket, a first driven sprocket and a driving chain, wherein the first driving sprocket is installed on an output shaft of the gear motor, the first driven sprocket is installed on the first rotating connecting shaft, and the first driving sprocket is in transmission connection with the first driven sprocket through the driving chain.
Further, the second chain transmission assembly comprises a second driving sprocket, a second driven sprocket and a driven chain, wherein the second driving sprocket is installed on the first rotating connecting shaft, the second driven sprocket is installed on the second rotating connecting shaft, and the second driving sprocket is in transmission connection with the second driven sprocket through the driven chain.
Further, the driving chain and the driven chain have the same structure and comprise two chains and two tensioners, and the two chains are connected through the two tensioners respectively.
According to the technical scheme, the invention discloses and provides the tilting device of the underwater propeller, and compared with the prior art, the tilting device of the underwater propeller has the following beneficial effects: 1) The flexibility is strong, the underwater vehicle can realize steering and maneuvering by adjusting the thrust direction of the underwater propeller under the condition that the direction of the underwater vehicle is not changed, and the flexibility and maneuverability of the underwater vehicle are greatly improved. 2) The inclination angle of the propeller can be accurately controlled, so that the precise adjustment of the posture of the underwater vehicle is realized. This is particularly important for tasks requiring fine operations in complex underwater environments. 3) By adjusting the inclination angle of the underwater propeller, the thrust can be utilized more effectively, the energy loss is reduced, the energy efficiency ratio of the underwater vehicle is improved, and the working time of the underwater vehicle is prolonged. 4) Can adapt to different underwater environments and operation requirements, and can provide stable propelling force in both calm water areas and complex submarine terrains. 5) The number of independent control equipment required by the underwater vehicle can be reduced, and the overall design of the system is simplified. 6) The direction of the propeller can be quickly adjusted when an obstacle or other emergency is met, so that collision is avoided or damage is reduced, and the safety of the underwater vehicle is improved. 7) The application range of the underwater vehicle is expanded, so that the underwater vehicle can perform various tasks, such as underwater archaeology, submarine pipeline maintenance, marine resource exploration and the like.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic perspective view of a tilting device of an underwater propeller according to the present invention.
Fig. 2 is a front view of a tilting device of an underwater propeller provided by the invention.
Fig. 3 is a top view of a tilting device of an underwater propeller provided by the invention.
In the figure: 1-fixed bottom plate, 2-rotary supporting seat, 3-first rotary connecting piece, 4-second rotary connecting piece, 5-first rotary connecting shaft, 6-second rotary connecting shaft, 7-gear motor, 8-first chain transmission assembly, 9-second chain transmission assembly, 10-underwater propeller, 11-first filter screen, 12-second filter screen, 13-motor fixed plate, 81-first driving sprocket, 82-first driven sprocket, 83-driving chain, 91-second driving sprocket, 92-second driven sprocket, 93-driven chain, 831-chain, 832-tensioner.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1-3, the embodiment of the invention discloses an underwater propeller tilting device, which comprises a fixed bottom plate 1, four rotary supporting seats 2, two first rotary connecting pieces 3, two second rotary connecting pieces 4, a first rotary connecting shaft 5, a second rotary connecting shaft 6, a gear motor 7, a first chain transmission assembly 8 and a second chain transmission assembly 9, wherein the four rotary supporting seats 2 are uniformly fixed on the fixed bottom plate 1, and the four rotary supporting seats 2 are installed on the same plane; the two first rotary connecting pieces 3 are respectively and penetratingly arranged on the two rotary supporting seats 2 positioned at the rear side and are rotationally connected; the two second rotary connecting pieces 4 are respectively and penetratingly arranged on the two rotary supporting seats 2 positioned at the front side and are rotationally connected; the extending end parts of each first rotary connecting piece 3 and each second rotary connecting piece 4 are fixed with underwater propellers 10; two ends of the first rotary connecting shaft 5 are fixedly connected with two first rotary connecting pieces 3 respectively; two ends of the second rotary connecting shaft 6 are fixedly connected with two second rotary connecting pieces 4 respectively; the gear motor 7 is fixed on the fixed bottom plate 1; the output shaft of the gear motor 7 is in transmission connection with the first rotation connecting shaft 5 through a first chain transmission assembly 8; the first rotary connecting shaft 5 is in transmission connection with the second rotary connecting shaft 6 through the second chain transmission assembly 9, and the chain transmission has certain elasticity, so that impact force and vibration caused by underwater environment change or propeller load change can be absorbed and relieved to a certain extent. The invention takes the motor as a power source and takes the chain transmission as a transmission mode, can adjust the tilting angle of the underwater propeller 10 to change the thrust direction, realize more accurate and flexible control, improve the adaptability, synchronously control the four underwater propellers 10 to rotate towards the same direction, and further improve the operability and the operation efficiency of the underwater intelligent equipment.
In order to further optimize the technical scheme of the invention, the upper part of each underwater propeller 10 is provided with the first filtering net cover 11, and the materials are corrosion-resistant materials such as 316L or 304 stainless steel, so that impurities, suspended matters and the like in water are prevented from entering the underwater propeller 10, the pollution and abrasion in the underwater propeller 10 are reduced, the working efficiency and performance of the underwater propeller 10 are maintained, and the safety and reliability of the whole underwater propeller tilting device are improved; the second filtering net cover 12 is arranged at the lower part of each underwater propeller 10, and corrosion-resistant materials such as 316L or 304 stainless steel are selected as materials, so that impurities, suspended matters and the like in water are prevented from entering the underwater propeller, pollution and abrasion in the underwater propeller 10 are reduced, the working efficiency and performance of the underwater propeller 10 are maintained, and the safety and reliability of the whole underwater propeller tilting device are improved.
Specifically, two ends of the first rotary connecting shaft 5 are respectively connected with two first rotary connecting pieces 3 through keys, and the first rotary connecting pieces 3 and the rotary supporting seat 2 are concentrically distributed; two ends of the second rotary connecting shaft 6 are respectively connected with two second rotary connecting pieces 4 through keys, and the second rotary connecting pieces 4 and the rotary supporting seat 2 are concentrically distributed.
Specifically, the bases of the four underwater propulsors 10 are respectively screwed with the extending ends of the two first rotary connectors 3 and the extending ends of the two second rotary connectors 4.
Specifically, the gear motor 7 is fixed on the fixed bottom plate 1 through the motor fixing plate 13, and the motor fixing plate 13 is connected with the gear motor 7 through threaded connection and then fixed with the frame of the underwater robot to be carried through threaded connection or welding.
Specifically, gear motor 7 includes motor and motor reducer, and motor reducer and the output shaft of motor are in the same place, and the connected mode can adopt key connection or coupling joint, and motor reducer can be with the high-speed rotation conversion of motor lower speed and higher moment of torsion output for first driving sprocket, and of course the motor can be direct current motor, alternating current motor or brushless motor, for the required power of whole tilting device provides, and mechanical design can be simplified in the use of motor, through direct drive or use reducer, and the motor can make mechanical system compacter and high-efficient.
Specifically, the first chain transmission assembly 8 includes a first driving sprocket 81, a first driven sprocket 82 and a driving chain 83, the first driving sprocket 81 is mounted on an output shaft of the gear motor 7, in this embodiment, the first driving sprocket 81 is connected with the output shaft of the gear motor 7 through a key connection or a threaded connection, the first driven sprocket 82 is mounted on the first rotation connecting shaft 5, a shoulder position on the first rotation connecting shaft 5 defines an axial play of the first driven sprocket 82, the first driving sprocket 81 is in transmission connection with the first driven sprocket 82 through the driving chain 83, the driving chain 83 transmits the power of the first driving sprocket 81 to the first driven sprocket 82, a high-strength corrosion-resistant material is selected as a material, the chain transmission structure is simple, maintenance is convenient, the whole structure complexity and cost are reduced, the chain transmission has a certain elasticity, and impact force and vibration caused by underwater environmental change or propeller load change can be absorbed and relieved to a certain extent.
Specifically, the second chain transmission assembly 9 includes a second driving sprocket 91, a second driven sprocket 92 and a driven chain 93, the second driving sprocket 91 is mounted on the first rotation connecting shaft 5, in this embodiment, the second driving sprocket 91 is fixed on the first rotation connecting shaft 5 through a key connection, the second driven sprocket 92 is mounted on the second rotation connecting shaft 6, the axial play of the second driven sprocket 92 is limited by the shoulder position on the second rotation connecting shaft 6, in this embodiment, the second driven sprocket 92 is fixed on the second rotation connecting shaft 6 through a key connection, the second driving sprocket 91 is in transmission connection with the second driven sprocket 92 through the driven chain 93, the driven chain 93 transmits the power of the second driving sprocket 91 to the second driven sprocket 92, in this embodiment, the driven chain 93 is made of a high-strength corrosion-resistant material, the chain transmission structure is simple, the maintenance is convenient, and the structural complexity and the cost are reduced.
Specifically, the underwater propeller 10 includes a motor, a speed reducer, a conduit and a propeller, the motor may be a direct current motor, an alternating current motor or a brushless motor, the speed reducer may be a planetary gear speed reducer, a cycloid speed reducer or the like, an annular conduit is installed at the periphery of the propeller, so that a flow field around the propeller can be optimized, the propulsion efficiency is improved, the thrust is increased and the propeller is protected, the number of blades of the propeller is usually two, three, four or five, and the material is carbon fiber, aluminum alloy or stainless steel.
In order to further optimize the technical solution of the present invention, the driving chain 83 and the driven chain 93 have the same structure, and each chain includes two chains 831 and two tensioners 832, and the two chains 831 are respectively connected through the two tensioners 832.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The tilting device of the underwater propeller is characterized by comprising a fixed bottom plate, four rotary supporting seats, two first rotary connecting pieces, two second rotary connecting pieces, a first rotary connecting shaft, a second rotary connecting shaft, a speed reducing motor, a first chain transmission assembly and a second chain transmission assembly, wherein the four rotary supporting seats are uniformly fixed on the fixed bottom plate; the two first rotary connecting pieces are respectively arranged on the two rotary supporting seats at the rear side in a penetrating way and are connected in a rotary way; the two second rotary connecting pieces are respectively arranged on the two rotary supporting seats at the front side in a penetrating way and are connected in a rotary way; the extending end parts of each first rotary connecting piece and each second rotary connecting piece are fixed with underwater thrusters; two ends of the first rotary connecting shaft are fixedly connected with the two first rotary connecting pieces respectively; two ends of the second rotary connecting shaft are fixedly connected with the two second rotary connecting pieces respectively; the speed reducing motor is fixed on the fixed bottom plate; the output shaft of the speed reducing motor is in transmission connection with the first rotation connecting shaft through the first chain transmission assembly; the first rotating connecting shaft is in transmission connection with the second rotating connecting shaft through the second chain transmission assembly.
2. The underwater vehicle tilting device of claim 1 wherein a first screen is mounted to an upper portion of each of the underwater vehicles and a second screen is mounted to a lower portion of each of the underwater vehicles.
3. The underwater propulsor tilting device of claim 1, wherein both ends of said first rotation connecting shaft are connected with two of said first rotation connecting members by keys, respectively; and two ends of the second rotary connecting shaft are respectively connected with the two second rotary connecting pieces through keys.
4. The underwater vehicle tilting device of claim 1, wherein the bases of the four underwater vehicles are screwed with the extended ends of the two first rotary connectors and the extended ends of the two second rotary connectors, respectively.
5. The tilting device of an underwater propeller according to claim 1, wherein the speed reducing motor is fixed to the fixed base plate through a motor fixing plate.
6. The underwater propulsor tilting device of any of claims 1-5, wherein said first chain transmission assembly comprises a first drive sprocket mounted on an output shaft of said gear motor, a first driven sprocket mounted on said first rotational connection shaft, and a drive chain, said first drive sprocket being in driving connection with said first driven sprocket via said drive chain.
7. The underwater propulsor tilting device of claim 6, wherein the second chain transmission assembly comprises a second driving sprocket, a second driven sprocket and a driven chain, the second driving sprocket is mounted on the first rotation connection shaft, the second driven sprocket is mounted on the second rotation connection shaft, and the second driving sprocket is in transmission connection with the second driven sprocket through the driven chain.
8. The underwater propulsor tilting device of claim 7, wherein the driving chain and the driven chain have the same structure, each comprising two chains and two tensioners, and the two chains are respectively connected through the two tensioners.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410508822.4A CN118083101A (en) | 2024-04-26 | 2024-04-26 | Tilting device of underwater propeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410508822.4A CN118083101A (en) | 2024-04-26 | 2024-04-26 | Tilting device of underwater propeller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118083101A true CN118083101A (en) | 2024-05-28 |
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ID=91161947
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410508822.4A Pending CN118083101A (en) | 2024-04-26 | 2024-04-26 | Tilting device of underwater propeller |
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| Country | Link |
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| CN (1) | CN118083101A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2410538Y (en) * | 2000-02-01 | 2000-12-13 | 江西省火化设备研究所 | Transporting device for bone ash carrier |
| CN101513926A (en) * | 2009-03-20 | 2009-08-26 | 中国人民解放军国防科学技术大学 | Tilt rotor vector propulsion device used in underwater propeller |
| CN203681857U (en) * | 2014-01-03 | 2014-07-02 | 浙江理工大学 | Hull propeller |
| CN105216997A (en) * | 2015-11-04 | 2016-01-06 | 倪忠 | Paddle propeller system peculiar to vessel |
| US9321516B1 (en) * | 2013-01-31 | 2016-04-26 | Consortium de Recherche BRP—Universite de Sherbrooke S.E.N.C. | Hybrid propulsion system for a watercraft |
| CN208754132U (en) * | 2018-08-20 | 2019-04-16 | 江苏一元泊车设备科技有限公司 | A kind of garage PCX double-motor driving device |
| CN210415457U (en) * | 2019-07-30 | 2020-04-28 | 河北宁星电气科技有限公司 | Forced feeding device used in cable equipment |
| CN117885891A (en) * | 2023-11-20 | 2024-04-16 | 中国电子科技集团公司第三十八研究所 | Vector propulsion device |
-
2024
- 2024-04-26 CN CN202410508822.4A patent/CN118083101A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2410538Y (en) * | 2000-02-01 | 2000-12-13 | 江西省火化设备研究所 | Transporting device for bone ash carrier |
| CN101513926A (en) * | 2009-03-20 | 2009-08-26 | 中国人民解放军国防科学技术大学 | Tilt rotor vector propulsion device used in underwater propeller |
| US9321516B1 (en) * | 2013-01-31 | 2016-04-26 | Consortium de Recherche BRP—Universite de Sherbrooke S.E.N.C. | Hybrid propulsion system for a watercraft |
| CN203681857U (en) * | 2014-01-03 | 2014-07-02 | 浙江理工大学 | Hull propeller |
| CN105216997A (en) * | 2015-11-04 | 2016-01-06 | 倪忠 | Paddle propeller system peculiar to vessel |
| CN208754132U (en) * | 2018-08-20 | 2019-04-16 | 江苏一元泊车设备科技有限公司 | A kind of garage PCX double-motor driving device |
| CN210415457U (en) * | 2019-07-30 | 2020-04-28 | 河北宁星电气科技有限公司 | Forced feeding device used in cable equipment |
| CN117885891A (en) * | 2023-11-20 | 2024-04-16 | 中国电子科技集团公司第三十八研究所 | Vector propulsion device |
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