A segmented adjustable oscillating wing plate

By designing segmented adjustable oscillating wing plates, the problems of low propulsion performance and insufficient wave energy utilization rate of wave energy are solved, and higher wave energy conversion efficiency and faster motion speed are achieved. Adapt to the best working conditions for different sea conditions.

CN111806661BInactive Publication Date: 2025-01-07THE CHINESE UNIV OF HONG KONG (SHENZHEN) +1
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Patent Information

Application Number
CN202010789852.9
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2020-08-07
Publication Date
2025-01-07
Estimated Expiration
Not applicable · inactive patent

AI Technical Summary

Technical Problem

The oscillating wings of existing wave-energy-driven unmanned ships provide limited propulsion performance at the limit angle, low wave energy conversion efficiency, and slow motion speed, resulting in less actual working time.

Method used

A segmented adjustable oscillating wing plate is designed. Through the combination of segmented wing plates and limit gear lever, the gathering effect and rapid rotation of the wing plate at the limit angle is achieved, the propulsion force and movement speed are improved, and the limit is adjusted. The position of the gear lever is adapted to different sea conditions.

Benefits of technology

Improves wave energy conversion efficiency of wave energy-driven unmanned ships, shortens ineffective working hours, provides greater propulsion and higher movement speed, allowing unmanned ships to provide more propulsion in each wave cycle and adapt to various sea surface conditions.

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Abstract

The present invention relates to a segmented adjustable oscillating wing plate, which comprises segmented wing plates, connecting plates and limiting levers arranged on both sides of a propeller bracket and symmetrically distributed, wherein the propeller bracket is provided with a bearing mounting hole, a wing plate limiting hole and a limiting groove, a bearing is installed in the bearing mounting hole, the connecting plate is provided with a wing plate clamping port for fixing the segmented wing plate and a fixed transverse axis and a limiting transverse axis located on the opposite side of the wing plate clamping port, the fixed transverse axis passes through the bearing and is fixed to another connecting plate on the opposite side, the limiting transverse axis passes through the wing plate limiting hole and is fixed to another connecting plate on the opposite side, the segmented wing plate is fixed to the connecting plate through the wing plate clamping port, the limiting lever is arranged in the limiting groove, and the rotation angle of the segmented wing plate can be controlled by the limiting lever. The segmented adjustable oscillating wing plate prepared by the present invention can effectively improve the utilization rate of wave energy.
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Description

Technical Field

[0001] The present invention relates to the field of wave energy driven unmanned ships, and in particular to a segmented adjustable oscillating wing plate. Background Art

[0002] The wave-driven unmanned surface vehicle (WUSV) is a sustainable unmanned ship-type marine environment observation platform that uses renewable wave energy to convert it into propulsion. It is widely used in marine water quality monitoring, marine resource exploration and other fields.

[0003] In order to convert wave energy into propulsion, wave energy-driven unmanned boats usually need to be equipped with oscillating wing plates. As the oscillating wing plates float up and down in the waves with the unmanned boat body, they will continuously swing to the upper and lower limit angles and maintain this angle for a period of time. At this time, the wing plates at a certain tilt angle interact with the vertical water flow to generate propulsion in the direction of the unmanned boat's forward movement. However, in actual application, the propulsion performance that can be provided by the oscillating wing plates at the limit angles is limited, the conversion efficiency of wave energy is low, and the time required to swing from the upper limit angle to the lower limit angle and from the lower limit angle to the upper limit angle are both long, resulting in a relatively short actual working time of the oscillating wing plates within a wave cycle. At the same time, there is also the technical problem of low movement speed.

[0004] Therefore, the existing technology still needs to be improved and developed. Summary of the Invention

[0005] In view of the above-mentioned deficiencies in the prior art, the purpose of the present application is to provide a segmented adjustable oscillating wing plate, aiming to solve the technical problem of low wave energy utilization rate of the existing oscillating wing plates.

[0006] The technical solution of the present invention is as follows:

[0007] A segmented adjustable oscillation wing plate is provided, wherein the segmented adjustable oscillation wing plate is arranged on the propeller bracket, and includes segmented wing plates, connecting plates and a limit lever which are symmetrically distributed and arranged on both sides of the propeller bracket, wherein the propeller bracket is provided with a bearing mounting hole, a wing plate limiting hole and a limiting slot, the limiting slot and the bearing mounting hole are respectively arranged on both sides of the wing plate limiting hole, the limiting slot includes an upper limiting slot and a lower limiting slot, a bearing is installed in the bearing mounting hole, the connecting plate is provided with a wing plate clamping port for fixing the segmented wing plate and a fixed transverse axis and a limiting transverse axis located on the opposite side of the wing plate clamping port, the fixed transverse axis passes through the bearing and is fixed to the other connecting plate on the opposite side, the limiting transverse axis passes through the wing plate limiting hole and is fixed to the other connecting plate on the opposite side, the segmented wing plate is fixed to the connecting plate through the wing plate clamping port, the limiting lever is provided in the limiting slot, and the rotation angle of the segmented wing plate can be controlled by the limiting lever.

[0008] In the above implementation, by designing the wing plate as a segmented wing plate, on the one hand, the segmented wing plate can have a gathering effect on the water flow during the period when the segmented wing plate reaches the limit angle and stops swinging, providing greater propulsion force. On the other hand, during the non-working time, that is, when the segmented wing plate is transferred from the upper limit angle to the lower limit angle or from the lower limit angle to the upper limit angle, the torque required for rotation is small. Under the same driving force, a higher movement speed can be achieved, thereby shortening the invalid working time and improving the wave energy conversion efficiency of the wave energy driven unmanned boat, thereby providing more propulsion force in each wave cycle. In addition, the present invention can also adjust the upper limit angle and the lower limit angle of the segmented wing plate by adjusting the position of the limit lever on the segmented adjustable oscillation plate. Therefore, the prepared wave energy driven unmanned boat can adapt to various sea conditions and achieve the best working state.

[0009] Optionally, a first groove is provided at the bottom of the fixed transverse shaft, and the first groove is used to engage with the fixed transverse shaft on the other connecting plate on the opposite side.

[0010] Optionally, a first transverse axis fixing hole and a second transverse axis fixing hole with threads are provided on the fixed transverse axis, the first transverse axis fixing hole is located in the first groove and passes through the groove wall of the first groove, the second transverse axis fixing hole is located at the top of the fixed transverse axis, and the fastening thread fixes the connecting plate through the first transverse axis fixing hole and the second transverse axis fixing hole.

[0011] Optionally, a second groove is provided at the bottom of the limiting horizontal shaft, and the second groove is used to engage with the limiting horizontal shaft on the other connecting plate on the opposite side.

[0012] Optionally, the limit lever includes a left limit lever and a right limit lever, wherein the left limit lever is provided with a left limit lever fixing plate, the right limit lever is provided with a right limit lever fixing plate, a limit lever screw hole is provided at one end of the left limit lever, a limit lever stud is provided at one end of the right limit lever, and the left limit lever is threadedly connected to the right limit lever.

[0013] Optionally, the connecting plate is a curved plate.

[0014] Optionally, the portion where the segmented wing plate contacts the wing plate clamping opening of the connecting plate is a curved plate having the same curvature as that of the connecting plate.

[0015] Optionally, the segmented wing panel includes a rubber interlayer and a wing panel layer arranged on the surface of the rubber interlayer, and the wing panel layer is arranged on the upper surface and the lower surface of the rubber interlayer and close to the edge of the rubber interlayer.

[0016] Optionally, the segmented wing panel includes two wing panel layers that are spaced apart and two rubber layers laid on the upper and lower surfaces of the wing panel layers, and the spaced wing panel layers are connected by rubber.

[0017] Optionally, the thruster bracket, the connecting plate, the segmented wing plate and the limit lever are all made of stainless steel, and a layer of paint is laid on the surface. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a structural schematic diagram of a preferred embodiment of a segmented adjustable oscillating wing plate of the present invention;

[0019] Figure 2 The figure is a structural diagram of a preferred embodiment of a propeller in a segmented adjustable oscillating wing plate of the present invention.

[0020] Figure 3 The figure is a structural diagram of a preferred embodiment of a connecting plate in a segmented adjustable oscillating wing plate of the present invention.

[0021] Figure 4 The figure is a structural diagram of another preferred embodiment of a connecting plate in a segmented adjustable oscillating wing plate of the present invention.

[0022] Figure 5 The figure is a structural schematic diagram of a preferred embodiment of a limit lever in a segmentally adjustable oscillation plate of the present invention. DETAILED DESCRIPTION

[0023] To facilitate understanding of the present application, a more comprehensive description of the present application will be provided below with reference to the accompanying drawings. The accompanying drawings illustrate preferred embodiments of the present application. However, the present application can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided to provide a more thorough and comprehensive understanding of the disclosure of the present application.

[0024] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art to which this application pertains. The terms used herein in the specification of this application are only for the purpose of describing specific embodiments and are not intended to limit this application.

[0025] like Figure 1-3 As shown, this embodiment provides a segmented adjustable oscillation wing plate, which is arranged on the support of the propeller, and includes segmented wing plates 2 (2a / 2b) arranged on both sides of the propeller support 1 and symmetrically distributed, a connecting plate 3 (3a / 3b) and a limiting lever 4 (4a / 4b), wherein the propeller support 1 is provided with a bearing mounting hole 10, a wing plate limiting hole 11 and a limiting groove 12, the bearing mounting hole 10 and the limiting groove 12 are respectively arranged on both sides of the wing plate limiting hole 11, the limiting groove 12 includes an upper limiting groove 120 and a lower limiting groove 121, a bearing 13 is installed in the bearing mounting hole 10, and a wing plate clamping port 30 (30a / 30b) for fixing the segmented wing plate 2 (2a / 2b) is provided on the connecting plate 3 (3a / 3b) and a wing plate clamping port 30 (30a / 30b) located at the The fixed horizontal axis 31 (31a / 31b) and the limiting horizontal axis 32 (32a / 32b) on the opposite side of the wing plate clamping port 30 (30a / 30b), the fixed horizontal axis 31 (31a / 31b) passes through the bearing 13 and is fixed to the other connecting plate 3 (3a / 3b) on the opposite side, the limiting horizontal axis 32 (32a / 32b) passes through the wing plate limiting hole 11 and is fixed to the other connecting plate 3 (3a / 3b) on the opposite side, the segmented wing plate 2 (2a / 2b) is fixed to the connecting plate 3 (3a / 3b) through the wing plate clamping port 30 (30a / 30b), the limiting lever 4 (4a / 4b) is arranged in the limiting groove 12 (120 and 121), and the rotation angle of the segmented wing plate 2 (2a / 2b) is controlled by the limiting lever 4 (4a / 4b).

[0026] In this embodiment, the prepared segmented adjustable oscillating wing is part of the propeller. The segmented adjustable oscillating wing is mounted on the propeller's bracket and is mounted on the wave-powered unmanned vessel via cables and the propeller bracket structure. When the wave-powered unmanned vessel sails at sea, it rises and falls with the waves. The segmented adjustable oscillating wing, located below the sea surface, also rises and falls with the waves, and there is a vertical relative water flow around the segmented adjustable oscillating wing. During the ascent of the wave energy driven unmanned boat, relative to the segmented adjustable oscillating wing plate, the direction of the vertical relative water flow is downward, and the connecting plate 3 (3a / 3b) on the segmented adjustable oscillating wing plate will rotate downward, thereby driving the partial segmented wing plate 2 (2a / 2b) that is clamped at the wing plate clamping port 30 (30a / 30b) of the connecting plate 3 (3a / 3b) to rotate downward. For the convenience of description, the partial wing plate of the segmented wing plate 2 (2a / 2b) that is clamped at the wing plate clamping port 30 (30a / 30b) is set as the front wing plate, and the rest is set as the rear wing plate. When the front wing plate rotates driven by the connecting plate 3 (3a / 3b), the rear wing plate will be driven to rotate downward together. During the rotation process, since the movement of the limiting horizontal axis 31 (31a / 31b) of the connecting plate 3 (3a / 3b) in the wing plate limiting hole 11 is restricted, preferably, the shape of the wing plate limiting hole 11 is arc-shaped. After the connecting plate 3 (3a / 3b) rotates downward to a certain angle, it cannot continue to rotate and begins to generate effective propulsion force. Afterwards, the rear wing plate is restricted by the limiting lever 4 in the lower limiting groove 121 and stops rotating, entering the effective working time and generating effective propulsion force. At the same time, during the descent of the wave energy driven unmanned boat, the direction of the vertical relative water flow is upward relative to the segmented adjustable oscillating wing plate, and the connecting plate 3 (3a / 3b) on the segmented adjustable oscillating wing plate will rotate and drive the front segment wing plate to rotate upward. The rear segment wing plate will rotate upward together with the drive of the front segment wing plate until it is restricted by the wing plate limiting hole 11 and the limiting baffle 4 in the upper limit groove 120 and stops rotating. In this embodiment, the vertical relative water flow will generate a forward propulsion force on the segmented wing plate 2 (2a / 2b) at a certain angle. In each wave cycle, the wave energy driven unmanned boat will rise and fall once, and the segmented adjustable oscillating wing plate will also complete the above movement, thereby continuously providing a higher propulsion force for the wave energy driven unmanned boat, enabling it to sail on the sea at high speed for a long period.

[0027] Furthermore, in this embodiment, a segmented wing plate 2 (2a / 2b) is used. When the segmented wing plate 2 (2a / 2b) is transferred from the upper limit angle to the lower limit angle or from the lower limit angle to the upper limit angle, the required torque is small. Compared with the existing whole-segment wing plate, a higher movement speed can be achieved, thereby shortening the ineffective working time of the segmented wing plate 2 (2a / 2b) not providing propulsion force. At the same time, the segmented wing plate 2 (2a / 2b) in this embodiment has a gathering effect on the water flow during the time period when the segmented wing plate 2 (2a / 2b) reaches the limit angle and stops swinging, and can provide greater propulsion force, thereby improving the propulsion force during the effective working time period of the wing plate, and improving the wave energy absorption and conversion efficiency of the wave energy driven unmanned ship as a whole. In addition, in this embodiment, the position of the limit lever 4 in the limit groove 12 (120 and 121) can also be adjusted, so that the segmented wing panel 2 (2a / 2b) can adapt to the rotation angle requirements of the rear section wing panel under different sea conditions, so that the prepared segmented adjustable oscillation wing panel can reach the optimal working state.

[0028] It should be noted that if Figure 1 As shown, in this embodiment, the movement of the connecting plates 3a and 3b, which are symmetrically arranged on both sides of the thruster bracket 1, is synchronized. Simultaneously, the movement of the segmented wing panels 2a secured to the connecting plates 3a and the segmented wing panels 2b secured to the connecting plates 3b is also synchronized. In actual use, the thruster bracket 1 may have multiple pairs of symmetrically arranged segmented wing panels. This embodiment only illustrates one pair of segmented wing panels, and does not necessarily indicate that only one pair of segmented wing panels will be used in actual use.

[0029] In some embodiments, a first groove 33 (33a / 33b) is provided at the bottom of the fixed horizontal axis 31 (31a / 31b), and the first groove 33 (33a / 33b) is used to engage with the fixed horizontal axis 31 (31a / 31b) on the other connecting plate 3 (3a / 3b) on the opposite side.

[0030] In this embodiment, a connecting plate 3a and a connecting plate 3b are symmetrically distributed on both sides of the propeller bracket 1. A first groove 33a is provided at the bottom of the fixed horizontal axis 31a of the connecting plate 3a. Similarly, a first groove 33b is also provided at the bottom of the fixed horizontal axis 31b of the connecting plate 3b. The fixed horizontal axis 31a passes through the bearing 13 and can be engaged with the first groove 33b on the connecting plate 3b on the other side of the propeller bracket 1. At the same time, the fixed horizontal axis 32a passes through the bearing 13 and can be engaged with the first groove 33a on the connecting plate 3a on the other side of the propeller bracket 1, thereby forming a stable engaging structure. Preferably, the fixed horizontal axis 31 (31a / 31b) is semi-cylindrical, the first groove 33 (33a / 33b) is a semi-cylindrical groove, and the diameter of the first groove 33 (33a / 33b) is equal to the diameter of the fixed horizontal axis 31 (31a / 31b).

[0031] In some embodiments, the fixed transverse axis 31 (31a / 31b) is provided with a first transverse axis fixing hole 35 (35a / 35b) and a second transverse axis fixing hole 36 (36a / 36b) with threads, the first transverse axis fixing hole 35 (35a / 35b) is located in the first groove 33 (33a / 33b) and passes through the groove wall of the first groove 33 (33a / 33b), the second transverse axis fixing hole 36 (36a / 36b) is located at the top of the fixed transverse axis 31 (31a / 31b), and the fastening thread fixes the connecting plate 3 (3a / 3b) through the first transverse axis fixing hole 35 (35a / 35b) and the second transverse axis fixing hole 36 (36a / 36b).

[0032] In this embodiment, a first transverse axis fixing hole 35a and a second transverse axis fixing hole 36a with threads are provided on the fixed transverse axis 31a of the connecting plate 3a, and a first transverse axis fixing hole 35b and a second transverse axis fixing hole 36b with threads are provided on the fixed transverse axis 31b of the connecting plate 3b located on the other side of the thruster bracket 1. The apertures of the first transverse axis fixing hole 35 (35a / 35b) and the second transverse axis fixing hole 36 are the same. When the fixed transverse axis 31a passes through the bearing 13 and engages with the first groove 33b on the connecting plate 3b on the other side of the propeller bracket 1, and the fixed transverse axis 32a passes through the bearing 13 and engages with the first groove 33a on the connecting plate 3a on the other side of the propeller bracket 1 to form a stable engaging structure, the first transverse axis fixing hole 35a of the fixed transverse axis 31a is aligned with the second transverse axis fixing hole 36b of the fixed transverse axis 31b, and the second transverse axis fixing hole 36a of the fixed transverse axis 31a is aligned with the first transverse axis fixing hole 35b of the fixed transverse axis 31b. By tightening the screw threads, it can be ensured that the connecting plate 3 (3a / 3b) is not easy to fall off during operation, and can stably drive the segmented wing plate to rotate.

[0033] In some embodiments, a second groove 34 (34a / 34b) is provided at the bottom of the limiting horizontal axis 32 (32a / 32b), and the second groove 34 (34a / 34b) is used to engage with the limiting horizontal axis 32 (32a / 32b) on the other connecting plate 3 (3a / 3b) on the opposite side.

[0034] In this embodiment, a connecting plate 3a and a connecting plate 3b are symmetrically distributed on both sides of the propeller bracket 1. A second groove 34a is provided at the bottom of the limiting horizontal axis 32a of the connecting plate 3a. Similarly, a second groove 34b is also provided at the bottom of the limiting horizontal axis 32b of the connecting plate 3b. The limiting horizontal axis 32a passes through the bearing 13 and can be engaged with the second groove 34b on the connecting plate 3b on the other side of the propeller bracket 1. At the same time, the limiting horizontal axis 32a passes through the bearing 13 and can be engaged with the second groove 34a on the connecting plate 3a on the other side of the propeller bracket 1, thereby forming a stable engaging structure. Preferably, the limiting horizontal axis 32 (32a / 32b) is semi-cylindrical, the second groove 34 (34a / 34b) is a semi-cylindrical groove, and the diameter of the second groove 34 (34a / 34b) is equal to the diameter of the limiting horizontal axis 32 (32a / 32b).

[0035] In some embodiments, as Figure 5As shown, the limit lever 4 (4a / 4b) includes a left limit lever 4a and a right limit lever 4b, wherein the left limit lever 4a is provided with a left limit lever fixing plate 40a, and the right limit lever 4b is provided with a right limit lever fixing plate 40b, one end of the left limit lever 4a is provided with a limit lever screw hole 41a, and one end of the right limit lever 4b is provided with a limit lever stud 41b, and the left limit lever 4a is threadedly connected to the right limit lever 4b.

[0036] In some embodiments, the connecting plate 3 ( 3 a / 3 b ) is a curved plate.

[0037] In this embodiment, by setting the connecting plate 3 (3a / 3b) as a curved plate, the hydrostatic resistance of the connecting plate 3 (3a / 3b) during the rotation process can be reduced.

[0038] Furthermore, in some embodiments, the portion where the segmented wing panel 2 (2a / 2b) contacts the wing panel clamping opening 30 (30a / 30b) of the connecting panel 3 (3a / 3b) is a curved panel having the same curvature as the connecting panel 3 (3a / 3b).

[0039] In some embodiments, the segmented wing panel 2 (2a / 2b) includes a rubber interlayer and a wing panel layer arranged on the surface of the rubber interlayer, and the wing panel layer is arranged on the upper and lower surfaces of the rubber interlayer and close to the edge of the rubber interlayer.

[0040] In this embodiment, the segmented wing panel 2 (2a / 2b) is a two-section wing panel, wherein each segment of the wing panel includes a rubber interlayer and wing panel layers arranged on the upper and lower surfaces of the rubber interlayer, and the wing panel layers are arranged close to the edges of the rubber interlayer. In this embodiment, the rubber interlayer has good flexibility, so that the angle between the wing panels of the segmented wing panel can be flexibly adjusted during use, making it easier to adapt to the complex and changeable marine environment.

[0041] In some embodiments, the segmented wing panel 2 (2a / 2b) includes two spaced-apart wing panel layers and two rubber layers laid on the upper and lower surfaces of the wing panel layers, and the spaced-apart wing panel layers are connected by rubber.

[0042] In this embodiment, the segmented wing panel 2 (2a / 2b) is a two-section wing panel, wherein each segment of the wing panel includes a wing panel layer and a wing panel layer arranged on the upper surface and the lower surface of the wing panel layer, and the wing panel layers are connected by rubber. In this embodiment, the wing panels are also connected by rubber, and the rubber has good flexibility, so that the angle between the wing panels of the segmented wing panel can be flexibly adjusted during use, making it easier to adapt to the complex and changeable marine environment.

[0043] Furthermore, in some embodiments, the thruster bracket 1, the connecting plate 2, the segmented wing plate 3 and the limit lever 4 are all made of stainless steel, and a layer of paint is laid on the surface. By setting a layer of paint, the prepared segmented adjustable oscillation plate can be effectively prevented from corroding rapidly in a seawater environment containing multiple electrolytes and multiple microbial communities.

[0044] Furthermore, in some embodiments, the bearing 13 is a sealed waterproof bearing, which can prevent the bearing from failing in a water environment.

[0045] In summary, the present invention provides a segmented adjustable oscillation plate. By designing the wing plate as a segmented wing plate, on the one hand, the segmented wing plate can gather the water flow during the time period when the segmented wing plate reaches the limit angle and stops swinging, thereby providing greater propulsion force. On the other hand, the segmented wing plate is in the non-working time, that is, when the segmented wing plate is transferred from the upper limit angle to the lower limit angle or from the lower limit angle to the upper limit angle, the torque required for rotation is small. Under the same driving force, a higher movement speed can be achieved, thereby shortening the invalid working time, improving the wave energy conversion efficiency of the wave energy driven unmanned boat, and providing more propulsion force in each wave cycle. In addition, the present invention can also adjust the position of the limit lever in the upper limit slot and the lower limit slot so that the prepared wave energy driven unmanned boat can adapt to various sea surface conditions and achieve the best working state.

[0046] It should be understood that the application of the present invention is not limited to the above examples. For those skilled in the art, improvements or changes can be made based on the above description. All these improvements and changes should fall within the scope of protection of the claims attached to the present invention.

Claims

1. A segmented adjustable oscillating wing plate, characterized in that: The segmented adjustable oscillation wing plate is arranged on the support of the propeller, and includes segmented wing plates, connecting plates and limiting levers which are arranged on both sides of the propeller support and are symmetrically distributed, wherein the propeller support is provided with a bearing mounting hole, a wing plate limiting hole and a limiting groove, the limiting groove and the bearing mounting hole are respectively arranged on both sides of the wing plate limiting hole, the limiting groove includes an upper limiting groove and a lower limiting groove, a bearing is installed in the bearing mounting hole, a wing plate clamping port for fixing the segmented wing plate and a fixed transverse axis and a limiting transverse axis located on the opposite side of the wing plate clamping port, the fixed transverse axis passes through the bearing and is fixed to another connecting plate on the opposite side, the limiting transverse axis passes through the wing plate limiting hole and is fixed to another connecting plate on the opposite side, the segmented wing plate is fixed to the connecting plate through the wing plate clamping port, the limiting lever is arranged in the limiting groove, and the rotation angle of the segmented wing plate can be controlled by the limiting lever; A first groove is provided at the bottom of the fixed horizontal shaft, and the first groove is used to engage with the fixed horizontal shaft on the other connecting plate on the opposite side; The fixed transverse shaft is provided with a first transverse shaft fixing hole and a second transverse shaft fixing hole with threads, the first transverse shaft fixing hole is located in the first groove and passes through the groove wall of the first groove, the second transverse shaft fixing hole is located at the top of the fixed transverse shaft, and the fastening thread fixes the connecting plate through the first transverse shaft fixing hole and the second transverse shaft fixing hole; The limit lever includes a left limit lever and a right limit lever, wherein the left limit lever is provided with a left limit lever fixing plate, the right limit lever is provided with a right limit lever fixing plate, one end of the left limit lever is provided with a limit lever screw hole, one end of the right limit lever is provided with a limit lever stud, and the left limit lever is threadedly connected to the right limit lever.

2. The segmented adjustable oscillating wing plate according to claim 1, characterized in that: A second groove is provided at the bottom of the limiting horizontal shaft, and the second groove is used to engage with the limiting horizontal shaft on the other connecting plate on the opposite side.

3. The segmented adjustable oscillating wing plate according to claim 1, characterized in that: The connecting plate is a curved plate.

4. The segmented adjustable oscillating wing plate according to claim 3, characterized in that: The portion where the segmented wing plate contacts the wing plate clamping opening of the connecting plate is a curved plate having the same curvature as that of the connecting plate.

5. The segmented adjustable oscillating wing plate according to claim 1, characterized in that: The segmented wing plate comprises a rubber interlayer and a wing plate layer arranged on the surface of the rubber interlayer. The wing plate layer is arranged on the upper surface and the lower surface of the rubber interlayer and is close to the edge of the rubber interlayer.

6. The segmented adjustable oscillating wing plate according to claim 5, characterized in that: The segmented wing plate comprises two wing plate layers arranged at intervals and two rubber layers laid on the upper surface and the lower surface of the wing plate layers, and the wing plate layers arranged at intervals are connected by rubber.

7. The segmented adjustable oscillating wing plate according to claim 1, characterized in that: The thruster bracket, the connecting plate, the segmented wing plate and the limit lever are all made of stainless steel, and a layer of paint is laid on the surface.

Citation Information

Patent Citations

  • Segmented adjustable oscillating wing plate

    CN212605743U