CN209757489U - Full-rotation propelling device suitable for platform dismantling test - Google Patents
Full-rotation propelling device suitable for platform dismantling test Download PDFInfo
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- CN209757489U CN209757489U CN201920209854.9U CN201920209854U CN209757489U CN 209757489 U CN209757489 U CN 209757489U CN 201920209854 U CN201920209854 U CN 201920209854U CN 209757489 U CN209757489 U CN 209757489U
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Abstract
The utility model discloses a full-rotation propulsion device suitable for platform dismantling tests, which is characterized by comprising a double-propeller, a rotation device, an incremental servo motor, an absolute servo motor and a mounting rack; the double-propeller comprises a propeller transmission shaft, a propeller transmission shaft shell, a propeller shell and a bidirectional propeller shaft; the slewing device comprises a synchronous belt and synchronous pulleys, wherein the synchronous pulleys comprise a first synchronous pulley and a second synchronous pulley; the mounting rack comprises a first mounting rack and a second mounting rack; the first synchronous belt pulley is arranged in the first mounting frame, and the second synchronous belt pulley is arranged in the second mounting frame; the incremental servo motor is connected with the first mounting frame; the absolute servo motor is connected with the second mounting frame. The utility model discloses a full gyration advancing device not only can improve propulsive efficiency effectively, can also realize accurate control to the direction of motion of boats and ships.
Description
Technical Field
The utility model relates to a boats and ships and ocean field especially relate to a full gyration advancing device suitable for tear platform test open.
Background
The ocean platform is a basic facility for performing activities such as drilling, oil extraction, centralized transportation, observation, navigation, construction and the like at sea, and is a base for offshore production operation and life. Since 1897 the first offshore platform-like drilling platform in the world has been oil exploration and development on the coast of california, nearly 6000 offshore oil production platforms alone have been built, and the development of marine resources has also progressed from shallow to deep and ultra-deep seas. Thus, it is expected that hundreds of heavy platforms will be dismantled in the next decades.
In the removal of heavy platforms, single lift removal platforms are considered a safe and cost effective method, but face challenges such as limited availability of the vessel, high cost, etc. Thus, a more cost-effective and feasible method of platform removal, i.e. the co-dismantling of the platform by two vessels, is in force. However, in this process, precise control of the vessel's motion is necessary to maintain coordinated, stable operation of the vessel under complex marine conditions. Among these, marine propulsion is a key factor in determining this capability. The good propeller can provide powerful propulsive force for boats and ships, overcomes the resistance in the motion process, and the cooperation rudder device simultaneously provides power to boats and ships maneuvering steering ability. However, due to the limited steering capability of the rudder, the maneuverability and timeliness of the double-ship cooperative dismantling platform are reduced in practical situations.
Therefore, those skilled in the art are devoted to developing a propulsion device capable of meeting the requirement of cooperative work of two ships in the split platform test.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned drawbacks of the prior art, the technical problem to be solved by the present invention is how to enhance the cooperativity and operability of the twin ships.
In order to achieve the purpose, the utility model provides a full-circle-turning propulsion device suitable for a platform-dismantling test, which comprises a double-propeller, a turning device, an incremental servo motor, an absolute servo motor and a mounting rack; the double-propeller comprises a propeller transmission shaft, a propeller transmission shaft shell, a propeller shell and a bidirectional propeller shaft; the slewing device comprises a synchronous belt and synchronous pulleys, wherein the synchronous pulleys comprise a first synchronous pulley and a second synchronous pulley; the mounting rack comprises a first mounting rack and a second mounting rack; the first synchronous belt pulley is arranged in the first mounting frame, and the second synchronous belt pulley is arranged in the second mounting frame; the incremental servo motor is connected with the first mounting frame; the absolute servo motor is connected with the second mounting frame.
Further, the full-rotation propelling device further comprises a bearing seat, a positioning sleeve and a coupling.
Furthermore, the incremental servo motor, the absolute servo motor and the slewing device are positioned above a stern deck, are parallel to the side face of the stern and are provided with a waterproof shell.
Furthermore, the double-propeller penetrates through the bearing seat, the positioning sleeve and the first synchronous belt wheel, and the propeller transmission shaft is connected with the incremental servo motor transmission shaft through the coupler.
Further, the propeller transmission shaft is fixedly connected with the coupler, and the incremental servo motor transmission shaft is fixedly connected with the coupler.
Furthermore, the projection points of the centers of the incremental servo motor transmission shaft, the coupler, the positioning sleeve, the bearing seat and the propeller transmission shaft on a horizontal plane perpendicular to the horizontal plane are the same point.
Further, the incremental servo motor is used for controlling the running speed of the ship.
Further, the absolute servo motor transmission shaft is arranged in the second synchronous pulley.
Further, the absolute type servo motor is connected with the double-propeller through the rotating device.
Further, the absolute servo motor is used for controlling the running angle of the ship.
Further, the servo motor accurately controls the rotating speed, the torque and the angular position of the propeller by means of a PLC-based servo driver.
Further, the propeller drive shaft is perpendicular to the bidirectional paddle shaft; the propeller transmission shaft is connected with the bidirectional paddle shaft through two bevel gears which are vertically meshed with each other.
Further, the first synchronous pulley is fixedly connected with the propeller transmission shaft shell; the propeller transmission shaft shell is fixedly connected with the propeller shell; the propeller shell is fixedly connected with the bidirectional propeller shaft; the propeller shell is fixedly connected with the propeller rotating shaft.
Further, the mounting frame is an integrally formed part and is fixed on the stern platform.
Technical effects
The efficiency of the full-rotation propulsion device provided by the utility model is far superior to that of a steering oar device, which not only can provide strong propulsion for ships, but also has high propulsion efficiency; the motion direction of the ship can be accurately adjusted, 360-degree all-directional rotation is realized, the requirement of cooperative work of the ship in a platform dismantling test is met, and the ship dismantling device has a good practical application prospect.
The conception, the specific structure and the technical effects of the present invention will be further described with reference to the accompanying drawings, so as to fully understand the objects, the features and the effects of the present invention.
Drawings
FIG. 1 is a schematic overall view of a full-circle rotary propulsion unit suitable for a platform-dismantling test in a preferred embodiment of the present invention;
Fig. 2 is a schematic side sectional view of a full-circle rotary propulsion device suitable for a platform-dismantling test in a preferred embodiment of the present invention.
The system comprises a propeller, a rotating device, a propeller shaft, a shaft coupler, a positioning sleeve, a bearing seat, a propeller shaft shell, a propeller shaft shell and a waterproof shell, wherein the propeller shaft comprises 1-a double-propeller, 20-a rotating device, 21-a first synchronous pulley, 22-a second synchronous pulley, 23-a synchronous belt, 3-an incremental servo motor, a 4-absolute servo motor, 50-a mounting rack, 51-a first mounting rack, 52-a second mounting rack.
Detailed Description
The technical contents of the preferred embodiments of the present invention will be more clearly understood and appreciated by referring to the drawings attached to the specification. The present invention may be embodied in many different forms of embodiments, and the scope of the invention is not limited to the embodiments described herein.
In the drawings, structurally identical elements are represented by like reference numerals, and structurally or functionally similar elements are represented by like reference numerals throughout the several views. The size and thickness of each component shown in the drawings are arbitrarily illustrated, and the present invention is not limited to the size and thickness of each component. The thickness of the components may be exaggerated where appropriate in the figures to improve clarity.
Fig. 1 is an overall schematic view of a full-circle rotary propulsion device suitable for a platform-dismantling test in a preferred embodiment of the present invention, and fig. 2 is a schematic side sectional view of the full-circle rotary propulsion device shown in fig. 1. As shown in fig. 1 and fig. 2, the utility model discloses a full-circle slewing propulsion device suitable for platform-dismantling test, comprising a double-propeller 1, a slewing device 20, an incremental servo motor 3, an absolute servo motor 4 and a mounting rack 50; the device also comprises a coupler 8, a positioning sleeve 9 and a bearing seat 10. The double-propeller 1 comprises a propeller transmission shaft 6, a propeller transmission shaft shell 11, a propeller shell 12 and a bidirectional propeller shaft 7; the turning device 20 includes a timing belt 23 and timing pulleys including a first timing pulley 21 and a second timing pulley 22; the mount 50 includes a first mount 51 and a second mount 52; the first synchronous pulley 21 is placed in the first mounting frame 51, and the second synchronous pulley 22 is placed in the second mounting frame 52; the incremental servo motor 3 is connected with the first mounting frame 51; the absolute servo motor 4 is connected to the second mounting bracket 52.
The incremental servo motor 3, the absolute servo motor 4 and the turning device 20 are located above the stern deck, parallel to the side of the stern and provided with a waterproof case 13. The mounting bracket 50 is an integrally formed part which is secured to the stern platform. The propeller transmission shaft 6 is perpendicular to the bidirectional paddle shaft 7 and is connected with the bidirectional paddle shaft 7 through two bevel gears which are vertically meshed with each other. The bidirectional paddle shaft 7 is fixedly connected with the propeller shell 12, and the propeller rotating shaft 6 is also fixedly connected with the propeller shell 12. The double-propeller thruster 1 sequentially penetrates through the bearing seat 10, the positioning sleeve 9 and the first synchronous belt wheel 21, and the thruster transmission shaft 6 and the incremental servo motor 3 transmission shaft are fixedly connected with the coupler 8. The first synchronous belt wheel 21 is fixedly connected with the propeller transmission shaft shell 11, the propeller transmission shaft shell 11 is fixedly connected with the propeller shell 12, and the bidirectional paddle shaft 7 and the propeller rotating shaft 6 are respectively fixedly connected with the propeller shell 12. The projection points of the centers of the transmission shaft of the incremental servo motor 3, the coupling 8, the positioning sleeve 9, the bearing seat 10 and the propeller transmission shaft 6 on the horizontal plane are the same point. The absolute type servo motor transmission shaft is arranged in a second synchronous belt wheel 22 and is connected with the double-propeller 1 through a rotary device 20. The incremental servo motor 3 is used for controlling the running speed of the ship, and the absolute servo motor 4 is used for controlling the running angle of the ship. The servo motor accurately controls the rotating speed, the torque and the angular position of the propeller by a servo driver based on a PLC.
When the incremental servo motor 3 works, the transmission shaft of the incremental servo motor drives the coupler 8 to force the transmission shaft 6 of the double-propeller to rotate, and the transmission shaft 6 of the propeller drives the two-way propeller shaft 7 to rotate, so that the propellers fixed with the two-way propeller shaft 7 work, the two propellers rotate in the same direction, the load on each propeller is reduced during the work, and the propulsion efficiency is greatly improved. Absolute formula servo motor 4 during operation, its transmission shaft drives the second synchronous pulley 22 of arranging in on the second mounting bracket 52, through hold-in range 23 drive arrange in first mounting bracket 51 on, with propeller transmission shaft shell 11 fixed connection's first synchronous pulley 21, change the turning to of double-oar propeller 1 to can realize using propeller transmission shaft 6 to revolve 360 degrees as the rotation axis.
Preferred embodiments of the present invention have been described in detail above. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the teachings of this invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.
Claims (10)
1. A full-rotation propelling device suitable for a platform dismounting test is characterized by comprising a double-propeller, a rotating device, an incremental servo motor, an absolute servo motor and a mounting frame; the double-propeller comprises a propeller transmission shaft, a propeller transmission shaft shell, a propeller shell and a bidirectional propeller shaft; the slewing device comprises a synchronous belt and synchronous pulleys, wherein the synchronous pulleys comprise a first synchronous pulley and a second synchronous pulley; the mounting rack comprises a first mounting rack and a second mounting rack; the first synchronous belt pulley is arranged in the first mounting frame, and the second synchronous belt pulley is arranged in the second mounting frame; the incremental servo motor is connected with the first mounting frame; the absolute servo motor is connected with the second mounting frame.
2. The full-circle-of-revolution propelling device suitable for the split-platform test is characterized by further comprising a coupling, a positioning sleeve and a bearing seat.
3. The full-swing propulsion device suitable for the split-platform test as claimed in claim 1, wherein the incremental servo motor, the absolute servo motor and the swing device are located above a stern deck, parallel to a stern side and provided with a waterproof housing.
4. The full-circle-turning propeller device suitable for the platform-dismantling test is characterized in that the double-propeller penetrates through the bearing seat, the positioning sleeve and the first synchronous pulley, and the propeller transmission shaft is connected with the incremental servo motor transmission shaft through the coupler.
5. The full-circle-rotation propelling device suitable for the split platform test is characterized in that projection points of centers of the incremental servo motor transmission shaft, the coupling, the positioning sleeve, the bearing seat and the propeller transmission shaft on a horizontal plane are the same point.
6. The full-circle rotary propulsion device suitable for the split-platform test as claimed in claim 1, wherein the absolute servomotor shaft is disposed in the second synchronous pulley.
7. The full-circle-turning propeller suitable for the split-platform test is characterized in that the absolute type servo motor is connected with the double-propeller through the turning device.
8. The full-circle-of-revolution propulsion device suitable for the split-platform test as claimed in claim 1, wherein the propeller transmission shaft is perpendicular to the bidirectional paddle shaft; the propeller transmission shaft is connected with the bidirectional paddle shaft through two bevel gears which are vertically meshed with each other.
9. The full-circle-gyration propulsion device suitable for a split-platform test as claimed in claim 1, wherein the first synchronous pulley is fixedly connected with the propeller drive shaft housing; the propeller transmission shaft shell is fixedly connected with the propeller shell; the propeller shell is fixedly connected with the bidirectional propeller shaft; the propeller shell is fixedly connected with the propeller rotating shaft.
10. The full-swing propulsion device suitable for a split-platform test as claimed in claim 1, wherein the mounting bracket is an integrally formed part and is secured to the stern platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920209854.9U CN209757489U (en) | 2019-02-19 | 2019-02-19 | Full-rotation propelling device suitable for platform dismantling test |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920209854.9U CN209757489U (en) | 2019-02-19 | 2019-02-19 | Full-rotation propelling device suitable for platform dismantling test |
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| CN209757489U true CN209757489U (en) | 2019-12-10 |
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| CN201920209854.9U Active CN209757489U (en) | 2019-02-19 | 2019-02-19 | Full-rotation propelling device suitable for platform dismantling test |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109665081A (en) * | 2019-02-19 | 2019-04-23 | 上海交通大学 | A kind of all-rotation thrust unit suitable for tearing platform test open |
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2019
- 2019-02-19 CN CN201920209854.9U patent/CN209757489U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109665081A (en) * | 2019-02-19 | 2019-04-23 | 上海交通大学 | A kind of all-rotation thrust unit suitable for tearing platform test open |
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