Detachable base of rotary drum sail and rotary drum sail with detachable base

Abstract

The utility model belongs to the field of rotary drum sails, and particularly relates to a detachable base of a rotary drum sail, which comprises a fixed base, the inner side of the upper end of the fixed base is provided with a detachable base through a flange, the detachable base is provided with a rotary drum, the upper end of the detachable base is welded with an inner tower, and the upper end of the inner tower is provided with a rotary drum. An outer cylinder lower end inner supporting structure is fixedly installed on the inner wall of the rotary cylinder, an inner supporting wheel is arranged on the inner tower, the end, away from the inner tower, of the inner supporting wheel abuts against the outer cylinder lower end inner supporting structure, a driving motor is fixedly installed on the top of the inner side of the inner tower, a center shaft is rotationally connected into the inner tower, and the driving motor drives the center shaft to rotate. A top cover is welded to the upper end of the rotary cylinder. When the rotary drum sail affects cargo loading and unloading for a short time, the rotary drum sail can be rapidly hoisted and unloaded from a ship and can be properly stored, and the rotary drum sail can be rapidly reassembled after cargo loading and unloading are completed and can be rapidly used through simple connection and wiring.

Description

Technical Field

[0001] The utility model relates to the technical field of a rotor sail, in particular to a detachable base of a rotor sail and a rotor sail having the detachable base. Background Art

[0002] With the rise in fuel costs and the increasing control of carbon emissions from ships under international conventions, the use of sails to assist navigation has gained attention from the shipping and shipbuilding industries due to its low cost and environmentally friendly advantages. IMO (United Nations Maritime Organization) has also promoted wind-assisted propulsion technology as a green and energy-saving standardized equipment to the shipping industry, and included wind-assisted propulsion equipment in the calculation formula of the ship design energy efficiency index EEDI\EEXI through the MEPC77 international conference in December 2021. Rotor sails have become the fastest-promoting wind-assisted propulsion equipment due to their technical advantages such as low modification cost, small deck space occupation, and high fuel saving effect.

[0003] As the application of this technology on ships becomes more and more mature, rotor sails are also promoted on various types of ships. In order to adapt to different ship types, a variety of different base types have also appeared, such as conventional fixed bases, tiltable bases with hydraulic systems, movable bases with tracks, etc. However, the above base types are not suitable for all ship types. In some cases, the loading and unloading of ships or passing through height-restricted areas cannot be solved simply by tilting or moving the rotor sails. The rotor sails need to be temporarily hoisted off the ship and reinstalled after the cargo loading and unloading is completed. Utility Model Content

[0004] The utility model aims to provide a detachable base of a rotor sail and a rotor sail having the same, which solves the problem that the base type is not suitable for all ship types, and in some cases the ship cannot simply dump or move the rotor sail when loading and unloading cargo or passing through a height-restricted area, and the rotor sail needs to be temporarily hoisted off the ship and reinstalled after the cargo loading and unloading is completed.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a detachable base of a rotor sail, comprising a fixed base, a detachable base is installed on the inner side of the upper end of the fixed base through a flange, a rotor is arranged on the detachable base, an inner tower is welded on the upper end of the detachable base, an inner support structure at the lower end of an outer cylinder is fixedly installed on the inner wall of the rotor, an inner support wheel is arranged on the inner tower, an end of the inner support wheel away from the inner tower abuts against the inner support structure at the lower end of the outer cylinder, a driving motor is fixedly installed on the inner top of the inner tower, a central shaft is rotatably connected inside the inner tower, an output end of the driving motor is connected to the central shaft, the driving motor drives the central shaft to rotate, a top cover is welded on the upper end of the rotor, a plurality of lifting eye plates are fixedly connected to the outer side of the inner tower, and the plurality of lifting eye plates are distributed on the outer side of the inner tower in a ring array.

[0006] Preferably, the fixed base is a square structure and is made of metal. The detachable base is supported by providing the fixed base.

[0007] Preferably, a plurality of ribs are fixedly installed inside the fixed base, and the plurality of ribs are evenly distributed inside the fixed base. By providing the ribs, the strength of the fixed base is increased.

[0008] Preferably, a junction box is fixedly mounted on one end of the detachable base, and a plurality of cables are arranged in the junction box. The junction box is provided to connect external wires.

[0009] Preferably, an annular groove is provided on the inner tower, and the annular groove is rotatably connected to the inner support wheel. By providing the annular groove, the inner support wheel is limited.

[0010] Preferably, there are multiple inner support structures at the lower end of the outer cylinder, and the multiple inner support structures at the lower end of the outer cylinder are distributed in a circular array in the rotary cylinder. The inner support wheel is supported by arranging the inner support structure at the lower end of the outer cylinder.

[0011] Preferably, a reduction box is fixedly mounted on the driving motor, and the driving motor is connected to the central shaft via the reduction box. By setting the reduction box, the rotation speed of the central shaft is controlled.

[0012] Preferably, a connection plate is welded to the upper end of the central shaft, and the connection plate is fixedly connected to the rotary drum. The central shaft and the rotary drum are connected by providing the connection plate.

[0013] Preferably, the top cover is a conical cylinder structure, and a hoisting hole cover plate is fixedly sleeved on the central part of the top cover. The hoisting hole cover plate is provided for passing rigging.

[0014] A rotor sail comprises a rotor and an inner tower, and also comprises a detachable base of the rotor sail, wherein the detachable base of the rotor sail is used to support the inner tower.

[0015] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0016] The fixed base and the detachable base can be disassembled and assembled, and connected through the lifting eye plate and rigging. When the rotor sail affects the loading and unloading of cargo for a short time, the rotor sail can be quickly lifted off the ship and properly stored. After the cargo loading and unloading is completed, it can be quickly reinstalled and used quickly through simple connection and wiring. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2For this utility model Figure 1 Three-dimensional structure diagram.

[0019] Figure 3 For this utility model Figure 1 A three-dimensional structural diagram of another embodiment of the present invention.

[0020] In the figure: 1. Fixed base; 2. Removable base; 3. Junction box; 4. Rotating drum; 5. Inner tower; 6. Inner support wheel; 7. Inner support structure at the lower end of outer drum; 8. Driving motor; 9. Reducer; 10. Center shaft; 11. Connecting plate; 12. Top cover; 13. Lifting hole cover plate; 14. Lifting eye plate. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-Figure 3 A detachable base of a rotary sail comprises a fixed base 1, which is a square structure and made of metal. The fixed base 1 is provided to support a detachable base 2. A plurality of ribs are fixedly installed inside the fixed base 1. The plurality of ribs are evenly distributed inside the fixed base 1. The strength of the fixed base 1 is increased by providing the ribs. The detachable base 2 is installed on the inner side of the upper end of the fixed base 1 through a flange. A junction box 3 is fixedly installed at one end of the detachable base 2. A plurality of cables are provided in the junction box 3. The junction box 3 is provided to connect to an external wire. The detachable base 2 is provided with A rotary drum 4 is welded with an inner tower 5 at the upper end of a detachable base 2, an inner support structure 7 at the lower end of an outer drum is fixedly mounted on the inner wall of the rotary drum 4, there are multiple inner support structures 7 at the lower end of the outer drum, and the multiple inner support structures 7 at the lower end of the outer drum are distributed in the rotary drum 4 in a ring array, an inner support wheel 6 is arranged on the inner tower 5, and the end of the inner support wheel 6 away from the inner tower 5 abuts against the inner support structure 7 at the lower end of the outer drum, and relative sliding between the rotary drum 4 and the inner tower 5 is achieved by setting the inner support structure 7 at the lower end of the outer drum abutting against the inner support wheel 6, an annular groove is opened on the inner tower 5, and the annular groove is rotatably connected to the inner support wheel 6, and the inner support wheel 6 is limited by setting the annular groove.

[0023] See also Figure 1-Figure 3A driving motor 8 is fixedly installed on the inner top of the inner tower 5, and a reduction box 9 is fixedly installed on the driving motor 8. The output end of the reduction box 9 is connected to the central shaft 10. The speed of the central shaft 10 is controlled by setting the reduction box 9. The central shaft 10 is rotatably connected in the inner tower 5. A connecting disk 11 is welded on the upper end of the central shaft 10. The connecting disk 11 is fixedly connected to the rotary drum 4. The central shaft 10 and the rotary drum 4 are connected by setting the connecting disk 11. A top cover 12 is welded on the upper end of the rotary drum 4. The top cover 12 is a conical cylinder structure. A lifting hole cover plate 13 is fixedly sleeved on the central part of the top cover 12. The lifting hole cover plate 13 is used to pass the rigging. A plurality of lifting eye plates 14 are fixedly connected to the outer side of the inner tower 5. The plurality of lifting eye plates 14 are distributed in a ring array on the outer side of the inner tower 5. The rigging is connected by setting the lifting eye plates 14.

[0024] See also Figure 1-Figure 3 A rotor sail comprises a rotor 4 and an inner tower 5, and also comprises a detachable base of the rotor sail, wherein the detachable base of the rotor sail is used to support the inner tower 5.

[0025] The specific implementation process of the utility model is as follows: when the rotor sail needs to be temporarily hoisted off the ship, the main cable connecting the ship to the rotor sail can be disconnected from the junction box 3, the bolts of the connecting flange between the fixed base 1 and the detachable base 2 are unscrewed, and then the hoisting hole cover 13 is opened, and the lifting sling can enter the interior of the rotor sail through the hoisting hole and connect with the hoisting eye plate 14 located on the inner tower 5, and then the rotor sail can be hoisted off the ship as a whole.

[0026] The specific implementation process of another embodiment of the utility model is as follows: when the rotor sail needs to be temporarily hoisted off the ship, the main cable connecting the rotor sail to the detachable base 2 can be disconnected from the junction box 3, the bolts of the connecting flange between the detachable base 2 and the inner tower 5 are unscrewed, and then the hoisting hole cover 13 is opened, and the lifting sling can enter the interior of the rotor sail through the hoisting hole and connect with the hoisting eye plate 14 located on the inner tower 5, and then the rotor sail can be hoisted off the ship as a whole.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A detachable base for a rotor sail, comprising a fixed base (1), characterized in that: A detachable base (2) is mounted on the inner side of the upper end of the fixed base (1) via a flange, a rotary drum (4) is arranged on the detachable base (2), an inner tower (5) is welded to the upper end of the detachable base (2), an inner support structure (7) at the lower end of an outer drum is fixedly mounted on the inner wall of the rotary drum (4), an inner support wheel (6) is arranged on the inner tower (5), an end of the inner support wheel (6) away from the inner tower (5) is in contact with the inner support structure (7) at the lower end of the outer drum, a driving motor (8) is fixedly mounted on the top of the inner side of the inner tower (5), a central shaft (10) is rotatably connected inside the inner tower (5), an output end of the driving motor (8) is connected to the central shaft (10), and the driving motor (8) drives the central shaft (10) to rotate, a top cover (12) is welded to the upper end of the rotary drum (4), a plurality of lifting eye plates (14) are fixedly connected to the outer side of the inner tower (5), and the plurality of lifting eye plates (14) are distributed on the outer side of the inner tower (5) in a ring array.

2. The detachable base of a rotor sail according to claim 1, characterized in that: The fixed base (1) is a square structure and is made of metal.

3. The detachable base of a rotor sail according to claim 1, characterized in that: A plurality of ribs are fixedly mounted inside the fixed base (1), and the plurality of ribs are evenly distributed inside the fixed base (1).

4. The detachable base of a rotor sail according to claim 1, characterized in that: A junction box (3) is fixedly mounted on one end of the detachable base (2), and a plurality of cables are arranged in the junction box (3).

5. The detachable base of a rotor sail according to claim 1, characterized in that: The inner tower (5) is provided with an annular groove, and the annular groove is rotatably connected to the inner supporting wheel (6).

6. The detachable base of a rotor sail according to claim 1, characterized in that: There are a plurality of inner support structures (7) at the lower end of the outer cylinder, and the plurality of inner support structures (7) at the lower end of the outer cylinder are distributed in a ring array inside the rotary cylinder (4).

7. The detachable base of a rotor sail according to claim 1, characterized in that: A reduction box (9) is fixedly mounted on the driving motor (8), and the driving motor (8) is connected to the central shaft (10) via the reduction box (9).

8. The detachable base of a rotor sail according to claim 1, characterized in that: A connecting disk (11) is welded to the upper end of the central shaft (10), and the connecting disk (11) and the rotary drum (4) are fixedly connected.

9. The detachable base of a rotor sail according to claim 1, characterized in that: The top cover (12) is a conical cylinder structure, and a lifting hole cover plate (13) is fixedly sleeved on the central portion of the top cover (12).

10. A rotor sail, comprising a rotor (4) and an inner tower (5), characterized in that: It also comprises a detachable base of a rotor sail as claimed in any one of claims 1 to 9, wherein the detachable base of the rotor sail is used to support the inner tower (5).

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