Main push adjustable paddle blade for ship

Abstract

The utility model discloses a main push adjustable propeller blade for a ship, and relates to the technical field of main push adjustable propellers of ships. When the main push adjustable propeller blade is used, firstly, a driver sits on a driving position, the driving position is located on the front side of the top end of an outer opening cover of a power box, and the driving position provides a wide visual field, so that the driver can conveniently observe the surrounding environment of the ship; the left hand holds a ship handrail, stable support is provided for a driver, a stable and safe operation environment can be kept in the sailing process, the right hand is used for controlling a control panel, and the control panel generally comprises a propulsion motor control handle, a paddle control handle, a main switch, an adjusting key and the like. Precise control over a ship main body propelling system can be achieved through the control disc, including operation of pitch changing, rotating speed and the like of paddles, a driver presses down a main switch, an efficient propelling motor is started, the driver holds a propelling motor control handle to push forwards, the efficient propelling motor drives a tail shaft to rotate, torque and thrust are transmitted, and then a propeller hub is driven to rotate.

Description

Technical Field

[0001] The utility model relates to the technical field of main propeller adjustable propellers for ships, in particular to a main propeller adjustable propeller blade for ships. Background Art

[0002] When the existing ships are traveling, the control of the propulsion, braking and steering operations of the ships is not accurate enough, and the operation performance is poor. Therefore, those skilled in the art provide a main propeller adjustable propeller blade for ships to solve the problems raised in the above background technology. Utility Model Content

[0003] The utility model aims to provide a main propeller with adjustable propeller blade for ships, so as to solve the problems raised in the above-mentioned background technology.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A main propulsion adjustable propeller blade for a ship, comprising a ship body, a power box, a high-efficiency propulsion motor, a clamping shaft, a stern shaft, a propeller hub, a propeller blade installation groove, a propeller blade hydraulic actuator, a propeller blade, a propeller hub limiter, a propulsion housing, a propeller blade protective housing, a ship handrail, an outer cover of the power box, a driving position, a control panel, a propulsion motor control handle, a propeller blade control handle, a main switch, and an adjustment button. The inner right side surface of the ship body is fixedly connected to the power box, and the inner front and rear sides of the power box are movably connected to the high-efficiency propulsion motor, and the middle joint on the right side of the high-efficiency propulsion motor is movably connected. The stern shaft is movably connected to the clamping shaft, the inner wall surface of the high-efficiency propulsion motor is rotatably connected to the stern shaft, the outer surface of the right end of the stern shaft is rotatably connected to the propeller hub, the outer surface of the hub is provided with blade mounting grooves, the upper and lower sides of the right end of the stern shaft are movably connected to the blade hydraulic actuator, the inner wall surface of the blade mounting groove is movably connected to the blade, the left and right side surfaces of the hub are movably connected to the hub limiter, and the total number of the high-efficiency propulsion motor, the clamping shaft, the stern shaft and the propeller hub is two, the total number of the blade hydraulic actuator and the propeller hub limiter is four, and the total number of the blade mounting groove and the blade is eight.

[0006] Preferably, the right end of the power box passes through the right end of the ship body and is fixedly connected to the propulsion housing, and the middle of the right end of the propulsion housing is fixedly connected to the blade protection shell, and the total number of the propulsion housing and the blade protection shell is two.

[0007] Preferably, the front and rear sides of the top of the ship body are fixedly connected to the ship handrails, the top right side of the power box is hinged to the power box outer cover, and the total number of the ship handrails is two.

[0008] Preferably, the front top side of the power box outer cover is fixedly connected to the driving seat, and the rear top side of the power box outer cover is fixedly connected to the control panel.

[0009] Preferably, a propulsion motor control handle is provided at the lower right side of the top of the control panel, and a blade control handle is provided at the upper right side of the top of the control panel.

[0010] Preferably, a main switch is provided at the lower left side of the top of the control panel, and adjustment buttons are provided at the upper left side of the top of the control panel, and the total number of adjustment buttons is two.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. The high-efficiency propulsion motor is installed in the power box and connected to the stern shaft through a clamping shaft. The clamping shaft connects the high-efficiency propulsion motor of the power box with the stern shaft to transmit torque and thrust, thereby driving the propeller hub to rotate. The propeller hub is provided with a blade mounting groove for installing and fixing the blades. The blade deflection angle can be adjusted by the blade hydraulic actuator installed inside the stern shaft. The blade hydraulic actuator realizes the pitch operation of the blade by changing the installation angle of the blade. The blade hydraulic actuator usually adopts hydraulic drive, which has high response speed and control accuracy. By adjusting the installation angle of the blade, the size and direction of the thrust can be changed, thereby realizing the ship The propeller hub limiter can effectively prevent the propeller hub from excessively moving during the propulsion, braking and steering operations, ensure the stable operation of the propeller blades, and avoid the propeller hub from moving too much and affecting the safe navigation of the ship; by adopting efficient propulsion motors and adjustable propeller blades, the propulsion efficiency of the ship can be optimized, energy consumption can be reduced, and pollution emissions can be reduced. The adjustable propeller blade system can adjust the deflection angle of the propeller blades in real time, thereby realizing precise control of the propulsion, braking and steering operations of the ship, and improving the ship's maneuverability. By setting the propeller hub limiter, it can be avoided that the propeller hub moves too much and affects the safe navigation of the ship, thereby improving the ship's adaptability in complex waters.

[0013] 2. The propulsion casing is installed at the tail of the ship body to wrap and protect the propulsion system. The propulsion casing can improve the sealing of the propulsion system, reduce the resistance of the water flow, and thus improve the propulsion efficiency of the ship. The blade protection shell is installed at the tail of the propulsion casing to protect the blades from the impact and wear of the water flow; during operation, the propulsion casing and the blade protection shell can protect the ship body, propulsion system and blades from the influence of the external environment, such as water flow impact, aquatic organism attachment and marine biological erosion, etc. The propulsion casing and the blade protection shell can improve the sealing of the propulsion system, reduce the resistance of the water flow, and thus improve the propulsion efficiency of the ship. The propulsion casing and the blade protection shell can be made of lightweight materials, such as high-strength aluminum alloy, to reduce weight and increase strength. The propulsion casing and the blade protection shell can be disassembled and maintained as a whole, which facilitates the installation, commissioning and maintenance of the propulsion system. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The present invention is a schematic diagram of the structure of a main thrust adjustable propeller blade for a ship.

[0015] Figure 2 The present invention is a structural schematic diagram of a power source in a main thrust adjustable propeller blade for a ship.

[0016] Figure 3 The present invention is a structural schematic diagram of a propeller in a main thrust adjustable propeller blade for a ship.

[0017] Figure 4 The diagram is a schematic diagram of an explosion of a propeller in a main thrust adjustable propeller blade for a ship.

[0018] Figure 5 The present invention is a plan view of a blade hydraulic actuator used in a main thrust adjustable propeller blade of a ship.

[0019] Figure 6 The present invention is a schematic diagram of the structure of a control disc in a main thrust adjustable propeller blade of a ship.

[0020] In the figure: 1-ship body, 2-power box, 3-high-efficiency propulsion motor, 4-clamp shaft, 5-stern shaft, 6-hub, 7-blade mounting slot, 8-blade hydraulic actuator, 9-blade, 10-hub limiter, 11-propulsion housing, 12-blade protective shell, 13-ship handrail, 14-power box outer cover, 15-driving position, 16-control panel, 17-propulsion motor control handle, 18-blade control handle, 19-main switch, 20-adjustment button. DETAILED DESCRIPTION

[0021] See also Figures 1 to 6In the embodiment of the utility model, a main propulsion adjustable propeller blade for a ship includes a ship body 1, a power box 2, a high-efficiency propulsion motor 3, a clamping shaft 4, a stern shaft 5, a hub 6, a blade installation groove 7, a blade hydraulic actuator 8, a blade 9, a hub limiter 10, a propulsion housing 11, a blade protection shell 12, a ship handrail 13, a power box outer cover 14, a driving position 15, a control panel 16, a propulsion motor control handle 17, a blade control handle 18, a main switch 19, and an adjustment button 20. The inner right surface of the ship body 1 is fixedly connected to the power box 11, a propulsion motor control handle 17, a propeller blade control handle 18, a main switch 19, and an adjustment button 20. The power box 2 has a power box 2, the front and rear sides of the power box 2 are movably connected to the high-efficiency propulsion motor 3, the middle joint on the right side of the high-efficiency propulsion motor 3 is movably connected to the card shaft 4, the inner wall surface of the high-efficiency propulsion motor 3 is rotatably connected to the stern shaft 5, the right end outer surface of the stern shaft 5 is rotatably connected to the propeller hub 6, the outer surface of the propeller hub 6 is provided with a blade mounting groove 7, the upper and lower sides of the right end of the stern shaft 5 are movably connected to the blade hydraulic actuator 8, the inner wall surface of the blade mounting groove 7 is movably connected to the blade 9, the left and right side surfaces of the propeller hub 6 are movably connected to the propeller hub limiter 10, and the high-efficiency propulsion motor 3 The total number of the propeller hub 6 is two, the total number of the propeller hydraulic actuator 8 and the propeller hub limiter 10 is four, the total number of the propeller mounting slot 7 and the propeller blade 9 is eight, the right end of the power box 2 passes through the right end of the ship body 1 and is fixedly connected to the propulsion housing 11, the middle of the right end of the propulsion housing 11 is fixedly connected to the propeller blade protection shell 12, and the total number of the propulsion housing 11 and the propeller blade protection shell 12 is two, the front and rear sides of the top of the ship body 1 are fixedly connected to the ship handrail 13, and the top right side of the power box 2 is hinged The power box outer cover 14 is connected, and the total number of ship handrails 13 is two. The front side of the top of the power box outer cover 14 is fixedly connected to the driving position 15, and the rear side of the top of the power box outer cover 14 is fixedly connected to the control panel 16. The top of the control panel 16 is provided with a propulsion motor control handle 17 on the lower right side, and the top of the control panel 16 is provided with a blade control handle 18 on the upper right side. The top of the control panel 16 is provided with a main switch 19 on the lower left side, and the top of the control panel 16 is provided with an adjustment button 20 on the upper left side, and the total number of the adjustment buttons 20 is two.

[0022] The working principle of the utility model is as follows: when the utility model is in use, first, the driver sits on the driving position 15, and the driving position 15 is located at the front side of the top end of the power box outer cover 14. The driving position 15 provides a wide field of vision, which is convenient for the driver to observe the environment around the ship. The left hand holds the ship handrail 13, which provides a stable support for the driver, helping to ensure a stable and safe operating environment during navigation, and the right hand is used to control the control panel 16. The control panel 16 usually includes a propulsion motor control handle 17, a blade control handle 18, a main switch 19 and an adjustment button 20, etc. The control panel 16 can realize precise control of the propulsion system of the ship body 1, including operations such as pitch change and speed of the blades 9. The driver presses the main switch 19, and the high-efficiency propulsion motor 3 starts. The driver holds the propulsion motor control handle 17 and pushes it forward. The high-efficiency propulsion motor 3 drives the stern shaft 5 to rotate, transmits torque and thrust, and then drives the hub 6 to rotate. The hub 6 is provided with a blade mounting groove 7 for installing and fixing the blades 9. The blades can be adjusted by the blade hydraulic actuator 8 installed inside the stern shaft 5. The blade hydraulic actuator 8 realizes the pitch change operation of the blade 9 by changing the installation angle of the blade 9. The blade hydraulic actuator 8 is usually driven by hydraulic pressure and has a high response speed and control accuracy. By adjusting the installation angle of the blade 9, the magnitude and direction of the thrust can be changed, thereby realizing the propulsion, braking and steering operations of the ship. The hub limiter 10 can effectively prevent the hub 6 from moving excessively, ensure the stable operation of the blade 9, and avoid the hub 6 from moving too much and affecting the safe navigation of the ship; when the direction needs to be changed, the driver Press the adjustment button 20 to turn on the blade hydraulic actuator 8, and the driver holds the blade control handle 18 to adjust the engagement angle of the blade hydraulic actuator 8. The blade hydraulic actuator 8 can adjust the deflection angle of the blade to achieve propulsion, braking and steering of the ship; and when the high-efficiency propulsion motor 3 inside the power box 2 needs to be repaired or replaced, the driver only needs to lift the power box outer cover 14 hinged on the top right side of the power box 2 to open the power box 2. The power box outer cover 14 is convenient for installation, debugging and maintenance of the components inside the power box 2.

[0023] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A main thrust adjustable propeller blade for a ship, comprising a ship body (1), a power box (2) and a control panel (16), characterized in that: The right side surface of the interior of the ship body (1) is fixedly connected to the power box (2), the front and rear sides of the interior of the power box (2) are movably connected to the high-efficiency propulsion motor (3), the middle fitting portion of the right side of the high-efficiency propulsion motor (3) is movably connected to the clamping shaft (4), the inner wall surface of the high-efficiency propulsion motor (3) is rotatably connected to the stern shaft (5), the right end outer surface of the stern shaft (5) is rotatably connected to the propeller hub (6), the outer surface of the propeller hub (6) is provided with a blade installation groove (7), the upper and lower sides of the right end of the interior of the stern shaft (5) are movably connected to the propeller hydraulic actuator (8), the inner wall surface of the propeller blade installation groove (7) is movably connected to the propeller blade (9), and the left and right side surfaces of the propeller hub (6) are movably connected to the propeller hub stopper (10), and the total number of the high-efficiency propulsion motor (3), the clamping shaft (4), the stern shaft (5), and the propeller hub (6) is two, the total number of the propeller hydraulic actuator (8) and the propeller hub stopper (10) is four, and the total number of the propeller blade installation groove (7) and the propeller blade (9) is eight.

2. A main thrust adjustable propeller blade for a ship according to claim 1, characterized in that: The right end of the power box (2) passes through the right end of the ship body (1) and is fixedly connected to the propulsion housing (11), and the middle of the right end of the propulsion housing (11) is fixedly connected to the blade protection housing (12), and the total number of the propulsion housing (11) and the blade protection housing (12) is two.

3. The main thrust adjustable propeller blade for a ship according to claim 1, characterized in that: The front and rear sides of the top of the ship body (1) are fixedly connected to the ship handrails (13), the top right side of the power box (2) is hinged to the power box outer cover (14), and the total number of the ship handrails (13) is two.

4. A main thrust adjustable propeller blade for a ship according to claim 3, characterized in that: The front side of the top end of the power box outer cover (14) is fixedly connected to the driving position (15), and the rear side of the top end of the power box outer cover (14) is fixedly connected to the control panel (16).

5. The main thrust adjustable propeller blade for a ship according to claim 4, characterized in that: A propulsion motor control handle (17) is provided at the lower right side of the top end of the control panel (16), and a propeller blade control handle (18) is provided at the upper right side of the top end of the control panel (16).

6. The main thrust adjustable propeller blade for a ship according to claim 4, characterized in that: A main switch (19) is provided on the lower left side of the top of the control panel (16), and an adjustment button (20) is provided on the upper left side of the top of the control panel (16), and the total number of the adjustment buttons (20) is two.

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