CN221189052U - Antiwind yacht screw - Google Patents

Abstract

The utility model discloses an anti-winding yacht propeller, which comprises a sleeve connected to the lower end of a yacht, wherein a tail shaft for power output is movably arranged in the sleeve, one end of the sleeve is rotatably connected with a mounting shell, a propeller assembly is arranged in the mounting shell, and both ends of the propeller assembly are provided with a linkage mechanism for distributing the power output of the tail shaft; the utility model has simple structure and reasonable design, realizes the active cutting and cleaning of the garbage wound on the blade, has better effect compared with the traditional anti-winding coating or protective net, has longer service life, does not need personnel to clean the garbage in the water without special conditions, reduces the daily maintenance cost of the yacht, simultaneously realizes the direct cutting and cleaning of the garbage by utilizing the power output of the tail shaft under water, has convenient power output object switching, does not need additional mechanical equipment intervention, further improves the cutting efficiency of the garbage, and meets the actual use requirement of the current yacht.

Description

Antiwind yacht screw

Technical Field

The utility model relates to the technical field of ship equipment, in particular to an anti-winding yacht propeller.

Background

In the modern leisure yacht industry, the propeller is used as a core component of a propulsion system and plays a vital role in the performance and safety of ships, however, in the actual sailing process, particularly in coastal and inland water areas, the yacht propeller often faces the risk of being entangled by sundries such as aquatic plants, fishing nets, garbage and the like. Such winding not only severely reduces the efficiency of the propeller, resulting in a reduced power output, but may also cause more serious safety problems in some cases, such as damage to the propeller or even failure of the engine, and in severe cases may even result in the ship losing power and putting into danger.

The prior art has the following defects:

While many solutions have been attempted by the yacht propeller winding debris problems, some common methods include using anti-winding coatings or installing protective screens to reduce the winding of debris, however, these methods often only reduce the problem to some extent, and cannot solve the problem at all, for example, the anti-winding coatings may wear out over time, and the anti-winding effect is not ideal for some longer aquatic plants, while installing protective screens may increase the amount of accumulated debris on the surface of the screen over time, the water permeability may be affected, thereby reducing the efficiency of the propeller and the operability of the ship, and finally, manual cleaning is required, which is time-consuming and labor-consuming, and may require technical support, increasing the daily maintenance cost of the yacht.

Disclosure of utility model

The utility model aims to provide an anti-winding yacht propeller, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an antiwind yacht screw, includes the sleeve of connecting in the yacht lower extreme, telescopic inside activity is provided with the tail shaft that is used for power take off, telescopic one end rotates and is connected with the installation shell, the inside screw subassembly that is provided with of installation shell, the both ends of screw subassembly all are provided with the link gear that is used for distributing tail shaft power take off;

the propeller assembly comprises:

The screw rod is movably arranged in the installation shell, and two ends of the screw rod are respectively connected with holes and cavities at two ends of the installation shell in a sliding manner;

The installation seat is in threaded connection with the screw rod, a plurality of blades are arranged on the outer wall of the installation seat, and one end of each blade penetrates through a sliding groove on the shell of the installation shell to be connected with the installation seat;

And the cutting edge is arranged between the sliding grooves on the mounting shell on the outer wall of the mounting shell.

Preferably, the linkage mechanism comprises:

The connecting head is arranged at one end of the tail shaft adjacent to the screw rod, and the connecting head is connected with a transmission joint in a sliding manner by virtue of a guide groove;

The reset spring is arranged between the transmission joint and the end part of the tail shaft and is positioned at the outer side of the joint head;

The gear ring group is arranged on the outer side of the end face of the adjacent end of the mounting shell and the transmission joint, a first fluted disc group is arranged at one end of the transmission joint and the adjacent end of the screw rod, and the first fluted disc group on the transmission joint is positioned on the inner side of the gear ring group;

The control assembly is arranged in a cavity at one end of the mounting shell away from the tail shaft.

Preferably, the control assembly includes:

the second fluted disc group is arranged in a cavity at one end of the mounting shell far away from the tail shaft and one end of the screw rod;

The electromagnetic ring is arranged on the inner wall of the installation shell cavity and positioned on the outer side of the second fluted disc group, and one end of the screw rod positioned in the installation shell cavity is provided with a permanent magnet ring.

Preferably, the number of the blades and the cutting edges is 3-5.

Preferably, the screw rod is made of forged steel.

Preferably, the connector is integrally formed with the tail shaft.

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

The anti-winding yacht propeller is provided with the propeller component, the propeller component comprises the screw rod, the mounting seat, the blades and the cutting edges, so that the effect of actively cutting off and cleaning garbage wound on the blades is better compared with the traditional anti-winding coating or the traditional protective screening, the service life is longer, no special condition exists, personnel are not required to clean the yacht, the cleaning efficiency is improved, and the daily maintenance cost of the yacht is reduced;

This antiwind yacht screw, through being provided with link gear, link gear is including connector, drive joint, reset spring, ring gear group, first fluted disc group and control assembly, has realized utilizing the power take off of tail-shaft directly to carry out the cutting off of rubbish under water and has clear away, and power take off object switches over conveniently, does not need extra mechanical equipment to intervene, has further improved the cutting off efficiency of rubbish, accords with the in-service use demand of current yacht more.

Drawings

FIG. 1 is an overall front view of the present utility model;

FIG. 2 is a schematic side view of a propeller assembly of the present utility model;

FIG. 3 is a schematic front view of the internal structure of the present utility model;

FIG. 4 is a schematic diagram of the operation of the linkage mechanism of the present utility model;

FIG. 5 is a schematic side view of the connection of the connector and the driving connector of the present utility model;

FIG. 6 is an enlarged schematic view of FIG. 3 at A in accordance with the present utility model;

Fig. 7 is an enlarged schematic view of fig. 3 at B in accordance with the present utility model.

In the figure: 1. a sleeve; 2. a tail shaft; 3. a mounting shell; 4. a propeller assembly; 401. a screw rod; 402. a mounting base; 403. a blade; 404. a cutting edge; 5. a linkage mechanism; 501. a connector; 502. a transmission joint; 503. a return spring; 504. a set of toothed rings; 505. a first set of toothed discs; 506. a control assembly; 5061. a second set of toothed discs; 5062. an electromagnet ring; 5063. permanent magnet ring.

Description of the embodiments

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.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, or detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a number" is two or more, unless explicitly defined otherwise.

Examples

Referring to fig. 1-7, the technical scheme of the anti-winding yacht propeller provided by the utility model is as follows: the utility model provides an antiwind yacht screw, includes the sleeve 1 of connecting in the yacht lower extreme, and the inside movable mounting of sleeve 1 is used for tail shaft 2 of power take off, and the one end rotation of sleeve 1 is connected with installation shell 3, and installation shell 3 internally mounted has screw subassembly 4, and link gear 5 that is used for distributing tail shaft 2 power take off is all installed at the both ends of screw subassembly 4; the screw assembly 4 comprises a screw rod 401, a mounting seat 402 and a cutting blade 404, wherein the screw rod 401 is movably arranged in the mounting shell 3, two ends of the screw rod 401 are respectively in sliding connection with holes and cavities at two ends of the mounting shell 3, the mounting seat 402 is in threaded connection with the screw rod 401, when the screw rod 401 rotates relative to the mounting seat 402, the mounting seat 402 horizontally moves, a plurality of blades 403 are fixedly arranged on the outer wall of the mounting seat 402, one end of each blade 403 passes through a sliding groove on the shell of the mounting shell 3 to be connected with the mounting seat 402, each blade 403 only horizontally moves relative to the mounting shell 3, the cutting blade 404 is arranged on the outer wall of the mounting shell 3 and is positioned between the sliding grooves on the mounting shell 3, when the yacht normally runs, the linkage mechanism 5 transmits power output by the tail shaft 2 to the mounting shell 3, the mounting shell 3 drives the blades 403 and the screw rod 401 to synchronously rotate to realize the propulsion of the yacht body, when the propeller of the yacht is wound by other garbage such as aquatic plants or fishing nets and the like and needs to be cut, the rotation of the tail shaft 2 is stopped firstly, the screw rod 401 is regulated through the linkage mechanism 5, so that the power of the tail shaft 2 is only output to the screw rod 401, the installation seat 402 drives the blade 403 to horizontally slide in the sliding groove on the shell of the installation shell 3 under the rotation of the screw rod 401, along with the sliding of the blade 403, the wound garbage or aquatic plants are also driven to move backwards to be staggered with the cutting blade 404 so as to be cut, then the tail shaft 2 is reversed to drive the installation seat 402 and the blade 403 to reset, finally, the tail shaft 2 is connected with the installation shell 3 again through the linkage mechanism 5, normal running can be continued, if the garbage is hard in the cutting process, the blade 403 is not cut off continuously, but the screw rod 401 drives the installation shell 3 to synchronously rotate through the installation seat 402 and the blade 403, at this time, staff is needed to intervene, through the screw assembly 4, the garbage wound on the blade 403 is actively cut off and cleaned, the effect is better compared with the traditional anti-winding coating or protective screening, the service life is longer, no special condition is needed, staff is not needed to clean the sewer, the cleaning efficiency is improved, and the daily maintenance cost of the yacht is reduced.

The linkage mechanism 5 comprises a connector 501, a return spring 503, a toothed ring group 504 and a control component 506, wherein the connector 501 is fixedly arranged at one end of the tail shaft 2 adjacent to the screw rod 401, the connector 501 is provided with a transmission joint 502 in sliding connection with a guide groove, the transmission joint 502 can only slide on the connector 501 and synchronously rotate along with the transmission joint 502, the return spring 503 is fixedly arranged between the transmission joint 502 and the end part of the tail shaft 2, the return spring 503 is positioned at the outer side of the connector 501, the toothed ring group 504 is arranged at the outer side of the end face of the mounting shell 3 adjacent to the transmission joint 502, the toothed ring group 504 consists of two toothed rings, one end of the transmission joint 502 and the adjacent end of the screw rod 401 are respectively provided with a first toothed disc group 505, the first toothed disc group 505 on the transmission joint 502 is positioned at the inner side of the toothed ring group 504, the control component 506 is arranged in a cavity at one end of the installation shell 3 far away from the tail shaft 2, when the yacht normally runs, the first fluted disc group 505 between the transmission joint 502 and the screw rod 401 is separated from each other under the action of the control component 506, the tail shaft 2 drives the transmission joint 502 and the toothed ring group 504 on the transmission joint 502 to rotate through the connection joint 501, the toothed ring group 504 drives the installation shell 3 and the blades 403 to rotate under the meshing effect so as to realize the propulsion of the ship body, when the screw propeller of the yacht is wound by other garbage such as aquatic plants or fishing nets and needs to be cut, the rotation of the tail shaft 2 is stopped firstly, the screw rod 401 is controlled to slide towards the direction of the tail shaft 2 through the control component 506, the first fluted disc group 505 between the screw rod 401 and the transmission joint 502 is contacted and meshed with each other and then continuously slides forwards against the elasticity of the return spring 503, the toothed ring group 504 between the transmission joint 502 and the installation shell 3 is separated from each other, and the tail shaft 2 is rotated again at the moment, the tail shaft 2 directly transmits power to the screw rod 401 under the meshing action of the first fluted disc group 505, so that the blades 403 can be driven to horizontally move for cutting, the cutting and cleaning of garbage can be directly carried out by utilizing the power output of the tail shaft 2 under water through the linkage mechanism 5, the power output object is convenient to switch, no extra mechanical equipment is needed to intervene, the cutting efficiency of garbage is further improved, and the practical use requirement of the current yacht is more met.

The control assembly 506 comprises a second fluted disc set 5061 and an electromagnet ring 5062, the second fluted disc set 5061 is installed in a cavity of one end of the installation shell 3 far away from the tail shaft 2 and one end of the screw rod 401, the second fluted disc set 5061 is composed of two fluted discs, the electromagnet ring 5062 is fixedly installed on the inner wall of the cavity of the installation shell 3 and located on the outer side of the second fluted disc set 5061, a permanent magnet ring 5063 is installed at one end of the screw rod 401 located in the cavity of the installation shell 3, when the yacht is in normal running, the electromagnet ring 5062 generates attractive force on the permanent magnet ring 5063, the permanent magnet ring 5063 drives the screw rod 401 to be in meshed connection with the second fluted disc set 5061 in the cavity of the installation shell 3, when garbage needs to be cut, the external controller controls the current direction on the electromagnet ring 5062 to change, the electromagnet ring 5062 generates repulsive force on the permanent magnet ring 5063, and accordingly the screw rod 401 is driven to slide in the direction far away from the electromagnet ring 5062, and the two fluted discs of the second fluted disc set 5061 are separated from each other.

The number of the blades 403 and the cutting edges 404 is 4, the 4 blades 403 and the cutting edges 404 can meet the use requirement of most yachts, the number of the blades 403 and the cutting edges 404 should be kept consistent, and one cutting edge 404 should be arranged between every two adjacent moving paths of the blades 403.

The screw rod 401 is made of forged steel, and the forged steel has the characteristics of high strength, high toughness, high hardness and the like, and is high in wear resistance and corrosion resistance and long in service life.

The connector 501 is made by tail shaft 2 integrated into one piece processing, and the joint strength of connector 501 and tail shaft 2 that integrated into one piece processing was made is higher, and the work is more stable.

The working principle of the utility model is as follows:

When the anti-winding yacht propeller of the embodiment is used, if the yacht is running normally, the external control mechanism controls the electromagnetic ring 5062 to generate attractive force to the permanent magnet ring 5063, the permanent magnet ring 5063 drives the screw rod 401 to be in meshed connection with the second fluted disc group 5061 in the cavity of the installation shell 3, the transmission joint 502 and the first fluted disc group 505 between the screw rod 401 are also synchronously separated from each other, the tail shaft 2 drives the transmission joint 502 and the toothed ring group 504 on the transmission joint 502 to rotate through the connector 501, the toothed ring group 504 drives the installation shell 3 to rotate under the meshing effect so as to drive the blades 403 and the screw rod 401 to synchronously rotate to realize the propulsion of the yacht, When the propeller of the yacht is wound by other garbage such as aquatic plants or fishing nets and the like and needs to be cut, the rotation of the tail shaft 2 is stopped, the external controller controls the current direction on the electromagnet ring 5062 to change, the electromagnet ring 5062 generates repulsive force to the permanent magnet ring 5063, thereby driving the screw rod 401 to slide away from the electromagnet ring 5062 through the permanent magnet ring 5063, the two fluted discs of the second fluted disc set 5061 are separated from each other, after the first fluted disc set 505 between the screw rod 401 and the transmission joint 502 is contacted and meshed with each other, the elastic force of the return spring 503 is continuously overcome to slide forwards until the toothed ring set 504 between the transmission joint 502 and the mounting shell 3 is separated from each other, At this time, the tail shaft 2 is rotated again, the tail shaft 2 directly transmits power to the screw rod 401 under the meshing action of the first fluted disc group 505, the blade 403 can be driven to move horizontally to cut garbage, the mounting seat 402 drives the blade 403 to slide horizontally in the chute on the shell of the mounting shell 3 under the rotation of the screw rod 401, along with the sliding of the blade 403, the wound garbage or aquatic plant is also driven to move backward to be staggered with the cutting edge 404 so as to be cut, then the tail shaft 2 is reversed to drive the mounting seat 402 and the blade 403 to reset, finally the current direction on the electromagnet ring 5062 is changed again, attractive force is generated on the permanent magnet ring 5063, Thereby driving the screw rod 401 to move towards the direction of the electromagnet ring 5062 until the gear ring groups 504 are meshed with each other, the tail shaft 2 can directly transmit power to the mounting shell 3, the function of the ship propeller is recovered, if the garbage is hard in the cutting process and the cutting edge 404 is difficult to cut off, the blade 403 can not continue to move towards the direction of the cutting edge 404, and the screw rod 401 drives the mounting shell 3 to synchronously rotate through the mounting seat 402 and the blade 403, and at the moment, the intervention of a worker is needed; The utility model has simple structure and reasonable design, realizes the active cutting and cleaning of the garbage wound on the blades 403 through the propeller component 4, has better effect compared with the traditional anti-winding coating or protective net, has longer service life, does not need to be cleaned by personnel under water without special conditions, improves cleaning efficiency, reduces daily maintenance cost of the yacht, simultaneously realizes the direct cutting and cleaning of the garbage by utilizing the power output of the tail shaft 2 under water through the linkage mechanism 5, has convenient power output object switching, does not need additional mechanical equipment intervention, further improves the cutting efficiency of the garbage, and better meets the actual use requirement of the current yacht.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides an antiwind yacht screw, includes sleeve (1) of connecting at the yacht lower extreme, its characterized in that: the novel power transmission device is characterized in that a tail shaft (2) for power output is movably arranged in the sleeve (1), one end of the sleeve (1) is rotatably connected with a mounting shell (3), a propeller assembly (4) is arranged in the mounting shell (3), and two ends of the propeller assembly (4) are respectively provided with a linkage mechanism (5) for distributing the power output of the tail shaft (2);

The propeller assembly (4) comprises:

The screw rod (401), the screw rod (401) is movably arranged in the installation shell (3), and two ends of the screw rod (401) are respectively connected with holes and cavities at two ends of the installation shell (3) in a sliding manner;

The mounting seat (402), the mounting seat (402) is connected to the screw rod (401) in a threaded manner, a plurality of blades (403) are arranged on the outer wall of the mounting seat (402), and one end of each blade (403) penetrates through a sliding groove on the shell of the mounting shell (3) to be connected with the mounting seat (402);

and the cutting edge (404) is arranged between the sliding grooves on the mounting shell (3) on the outer wall of the mounting shell (3).

2. The antiwind yacht propeller of claim 1, wherein: the linkage mechanism (5) comprises:

the connecting head (501) is arranged at one end of the tail shaft (2) adjacent to the screw rod (401), and the connecting head (501) is connected with the transmission joint (502) in a sliding manner through a guide groove;

A return spring (503), wherein the return spring (503) is arranged between the transmission joint (502) and the end part of the tail shaft (2), and the return spring (503) is positioned at the outer side of the joint head (501);

The gear ring set (504), the gear ring set (504) is arranged on the outer side of the end face of the adjacent end of the mounting shell (3) and the transmission joint (502), a first fluted disc set (505) is arranged on one end of the transmission joint (502) and the adjacent end of the screw rod (401), and the first fluted disc set (505) on the transmission joint (502) is positioned on the inner side of the gear ring set (504);

And the control assembly (506) is arranged in a cavity of one end of the mounting shell (3) far away from the tail shaft (2).

3. The antiwind yacht propeller of claim 2, wherein: the control assembly (506) comprises:

The second fluted disc group (5061) is arranged in a cavity at one end of the installation shell (3) far away from the tail shaft (2) and one end of the screw rod (401);

and the electromagnetic ring (5062) is arranged on the inner wall of the cavity of the installation shell (3) and positioned at the outer side of the second fluted disc group (5061), and a permanent magnet ring (5063) is arranged at one end of the screw rod (401) positioned in the cavity of the installation shell (3).

4. The antiwind yacht propeller of claim 1, wherein: the number of the blades (403) and the cutting edges (404) is 3-5.

5. The antiwind yacht propeller of claim 1, wherein: the screw rod (401) is made of forged steel.

6. The antiwind yacht propeller of claim 2, wherein: the connector (501) is formed by integrally forming and processing a tail shaft (2).