CN219668462U - Bottom-drive ship propeller - Google Patents

Abstract

The utility model discloses a bottom-drive ship propeller which comprises an outer shell and a driving motor, wherein a guide rod and a screw rod are respectively arranged at the bottom and the top in the outer shell, a first sliding seat and a second sliding seat are arranged at two sides of the driving motor, one end of the driving motor is in transmission connection with a propelling blade, two groups of driving motor and propelling blades are symmetrically arranged in the outer shell, one end of the screw rod is provided with the first motor through a first gear group, a positioning seat is rotatably arranged on the outer shell through a connecting shaft.

Description

Bottom-drive ship propeller

Technical Field

The utility model relates to the technical field of ship propellers, in particular to a bottom-drive ship propeller.

Background

The marine propulsion means an energy changer in a marine propulsion device. The power generated by the engine is converted into the thrust for the ship to travel so as to overcome the resistance of the ship to travel in water and push the ship to travel. Most common are propellers, and further paddle wheels, water jet propellers, ducted propellers, and translational propellers. In a broad sense, the propeller also comprises a pole, a paddle, a scull, a fiber, a sail, etc. which drive the ship forward by means of manpower or wind power. Most modern transport vessels employ reactive propellers, most widely used being propellers.

The utility model relates to a ship accessory structure capable of effectively reducing fluid interference between double propellers, which comprises a ship body, wherein the ship body comprises a ship frame, a power mechanism is arranged on the surface of the ship frame and comprises a propeller, a first telescopic rod is movably connected to the surface of a supporting rod, a second telescopic rod is movably connected to the surface of the supporting rod, a drainage cylinder is arranged between two groups of propellers, opposite water flows between the propellers are discharged, mutual interference between the two propellers during rotation is conveniently broken, the working efficiency of the propellers is improved, and the drainage cylinder is convenient to connect with a ship and is convenient to replace. However, the space between two propulsion blades is inconvenient to adjust, so that the use and treatment of the double propulsion blades with different spaces are difficult to meet, the use of the ships with different sizes is inconvenient to propel, and the flexibility of use is affected.

Disclosure of Invention

The utility model aims to provide a bottom-drive ship propeller, which solves the problems that in the prior art, the distance between two propelling blades is inconvenient to adjust, so that the use and treatment of double propelling blades with different distances are difficult to meet, the propelling of ships with different sizes is inconvenient, and the use flexibility is affected.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a bottom drive formula ship propeller, includes shell body and driving motor, guide bar and lead screw that bottom and top were equipped with respectively in the shell body, first slide and second slide are installed to the driving motor both sides, first slide and guide bar sliding connection, second slide and lead screw thread sliding connection, driving motor one end is connected with propulsion blade through the transmission shaft transmission, and driving motor and propulsion blade are equipped with two sets of at shell body inside symmetry, lead screw one end is connected with first motor through first gear train transmission, the locating seat that the shell body upside was equipped with through the connecting axle rotation, connecting axle one end is connected with the second motor through the transmission of second gear train.

Furthermore, the positioning seat is arranged into a bracket in a shape like a Chinese character 'ji', and mounting holes are formed in two ends of the positioning seat.

Further, the first motor is fixedly arranged on the top wall in the outer shell, and the second motor is fixedly arranged on the lower side of the positioning seat.

Further, the two ends of the screw rod are rotatably arranged at the top in the outer shell through the connecting seat and the bearing.

Further, two screw rods are symmetrically arranged in the middle of the outer shell, and the thread directions of the two screw rods are opposite.

Further, the first gear set and the second gear set both adopt reduction gears, and the first gear set adopts a conical gear set.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the guide rod and the screw rod are respectively arranged at the bottom and the top in the outer shell, the first sliding seat and the second sliding seat are arranged at two sides of the driving motor, the first sliding seat is in sliding connection with the guide rod, and the second sliding seat is in threaded sliding connection with the screw rod, so that the two driving motors can be driven to move and adjust in opposite directions through the screw rod, the distance between two propelling blades can be adjusted, further the use treatment of double propelling blades with different distances can be satisfied, the use flexibility is improved, the structural stability is high, the adjustment is convenient and quick, and the propelling power is higher.

2. According to the utility model, the positioning seat is arranged into the bracket in a shape like a Chinese character 'ji', and the mounting holes are formed at the two ends of the positioning seat, so that the upper side of the outer shell is convenient to mount and fix, and the positioning stability is high.

3. According to the ship steering device, the upper side of the outer shell is rotatably provided with the positioning seat through the connecting shaft, one end of the connecting shaft is in transmission connection with the second motor through the second gear set, so that the second motor drives the second gear set to rotate and adjust, the outer shell can be horizontally rotated and adjusted, the horizontal use angle of the propelling blades can be conveniently adjusted, and the ship steering device is convenient to steer.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a front elevational view of the overall structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure at A of the present utility model;

FIG. 3 is a schematic view of a positioning seat according to the present utility model;

fig. 4 is a schematic view of the driving motor and the propulsion blade structure of the present utility model.

In the figure: 1. an outer housing; 2. a screw rod; 3. a driving motor; 4. propelling the blade; 5. a guide rod; 6. a first slider; 7. a second slider; 8. a connecting shaft; 9. a positioning seat; 10. a second gear set; 11. a second motor; 12. a connecting seat; 13. a first gear set; 14. a first motor; 15. a mounting hole; 16. and a transmission shaft.

Detailed Description

The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, in the embodiment of the utility model, a bottom-drive ship propeller comprises an outer shell 1 and a driving motor 3, wherein guide rods 5 and screw rods 2 are respectively arranged at the bottom and the top in the outer shell 1, a first sliding seat 6 and a second sliding seat 7 are arranged at two sides of the driving motor 3, the first sliding seat 6 is in sliding connection with the guide rods 5, the second sliding seat 7 is in threaded sliding connection with the screw rods 2, so that two driving motors 3 can be driven by the screw rods to move oppositely for adjustment, the distance between the two propelling blades 4 can be adjusted, further, the double propelling blades 4 with different distances can be used for processing, the structural stability is high, the adjustment is convenient and quick, one end of the driving motor 3 is connected with the propelling blades 4 through a transmission shaft 16, the driving motor 3 and the propelling blades 4 are symmetrically arranged in the outer shell 1, the propelling power is high, one end of the screw rods 2 is connected with a first motor 14 through a first gear set 13, the upper side of the outer shell 1 is rotationally provided with a positioning seat 9 through a connecting shaft 8, one end of the connecting shaft 8 is in transmission connection with a second gear set 10, the second motor 11 is driven by the second gear set 11, the second gear set 11 can be rotated through the second motor 11, the second gear set 11 can be driven by the second motor 11, the second gear set 11 can be rotated for adjusting the ship rotation angle is convenient, and the ship can be adjusted horizontally, and the ship can be conveniently rotated, and adjusted, and the ship can be rotated, and can be conveniently, and adjusted, and the ship can be used for the ship can be rotated, and can be used for the ship to be conveniently to be used for the horizontal, and conveniently to be used for adjustment.

Preferably, the positioning seat 9 is arranged into a bracket in a shape like a Chinese character 'ji', and mounting holes 15 are formed at two ends of the positioning seat 9, so that the upper side of the outer shell 1 is convenient to mount and fix, and the positioning stability is high.

Preferably, the first motor 14 is fixedly installed on the inner top wall of the outer casing 1, and the second motor 11 is fixedly installed on the lower side of the positioning seat 9, so that the first motor 14 and the second motor 11 are convenient to install and fix.

Preferably, both ends of the screw rod 2 are rotatably arranged at the inner top of the outer shell 1 through the connecting seat 12 and the bearing, the screw rod 2 is symmetrically provided with two screws about the middle of the outer shell 1, and the screw thread directions of the two screw rods 2 are opposite, so that the two screw rods 2 are conveniently rotatably arranged at the inner top of the outer shell 1, the two driving motors 3 are conveniently driven to move and adjust in opposite directions, and the distance between the two propelling blades 4 can be adjusted.

Preferably, the first gear set 13 and the second gear set 10 both adopt reduction gears, and the first gear set 13 adopts a conical gear set, so that two screw rods 2 can be conveniently driven to be rotatably adjusted through one motor, the distance between two propelling blades 4 can be adjusted, and the flexibility of use is improved.

The working principle and the using flow of the utility model are as follows: the guide rod 5 and the lead screw 2 that are equipped with respectively through bottom and top in the shell body 1, driving motor 3 both sides are equipped with first slide 6 and second slide 7, first slide 6 and guide rod 5 sliding connection, second slide 7 and lead screw 2 screw sliding connection for can drive two driving motor 3 through the lead screw and remove the regulation in opposite directions, thereby can adjust the interval between two propulsion blades 4, and then can satisfy the two propulsion blades 4 work of different intervals and use the processing, structural stability is high moreover, and it is convenient and fast to adjust, propulsion power is higher.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. The utility model provides a bottom drive formula ship propeller, includes shell body (1) and driving motor (3), its characterized in that: guide bar (5) and lead screw (2) that bottom and top were equipped with respectively in shell body (1), first slide (6) and second slide (7) are installed to driving motor (3) both sides, first slide (6) and guide bar (5) sliding connection, second slide (7) and lead screw (2) screw sliding connection, driving motor (3) one end transmission is connected with propulsion blade (4), and driving motor (3) and propulsion blade (4) are equipped with two sets of in shell body (1) inside symmetry, lead screw (2) one end is connected with first motor (14) through first gear train (13) transmission, shell body (1) upside is through locating seat (9) that connecting axle (8) rotation was equipped with, connecting axle (8) one end is connected with second motor (11) through second gear train (10) transmission.

2. A bottom-drive marine propulsion means according to claim 1, wherein: the positioning seat (9) is arranged into a bracket in a shape like a Chinese character 'ji', and mounting holes (15) are formed in two ends of the positioning seat (9).

3. A bottom-drive marine propulsion means according to claim 1, wherein: the first motor (14) is fixedly arranged on the inner top wall of the outer shell (1), and the second motor (11) is fixedly arranged on the lower side of the positioning seat (9).

4. A bottom-drive marine propulsion means according to claim 1, wherein: the two ends of the screw rod (2) are rotatably arranged at the inner top of the outer shell (1) through the connecting seat (12) and the bearing, and the second sliding seat (7) is in threaded sliding connection with the screw rod (2).

5. A bottom-drive marine propulsion means according to claim 1, wherein: two screw rods (2) are symmetrically arranged in the middle of the outer shell (1), and the thread directions of the two screw rods (2) are opposite.

6. A bottom-drive marine propulsion means according to claim 1, wherein: the first gear set (13) and the second gear set (10) are both reduction gears, and the first gear set (13) is a conical gear set.