CN214190054U

CN214190054U - Novel propeller structure capable of preventing sundries from winding

Info

Publication number: CN214190054U
Application number: CN202023025811.7U
Authority: CN
Inventors: 王湘来; 施小健; 梅斌贤; 袁建军; 冼超文; 张晨
Original assignee: ZHENJIANG TONGZHOU PROPELLER CO Ltd
Current assignee: ZHENJIANG TONGZHOU PROPELLER CO Ltd
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-09-14
Anticipated expiration: 2030-12-16

Abstract

The utility model discloses a prevent winding novel propeller structure of debris, the power drive device field of concretely relates to boats and ships, including the stern frame, the inside stern axle that is provided with of stern frame, stern axle cup joints with the stern frame activity, stern axle one end is provided with the thick liquid drum, thick liquid drum and stern axle fixed connection, the thick liquid drum outside is provided with the paddle, thick liquid drum and the fixed welding of paddle, stern frame one side is provided with cutting mechanism. The utility model discloses a set up cutting mechanism, can utilize the power that the thick liquid drum rotation provided, carry out the clearance of the winding debris of screw, just so can not carry out the effect of launching with the manual work, the staff's that significantly reduces work task can reduce the dangerous injury that the staff operation of launching brought simultaneously, the use of fixed tooth can utilize the power that the thick liquid drum provided, twines the initiative seizure of debris, debris cleaning efficiency that can greatly increased screw.

Description

Novel propeller structure capable of preventing sundries from winding

Technical Field

The utility model relates to a power drive technical field of boats and ships, more specifically say, the utility model relates to a prevent winding novel propeller structure of debris.

Background

When a ship sails in water, various floaters can be encountered, some of the floaters can be wound on a rotating shaft of a propeller to influence the normal work of the propeller, and the ship loses power in severe cases to cause major accidents.

At present, in order to solve the winding problem of the propeller, the blade is arranged on the pulp drum to clean up winding sundries, but under the condition that the sundries are more, the sundries can be attached to the blade, the cleaning of the winding sundries cannot be effectively cleaned, the normal work of the propeller can be influenced, and the power of the ship is lost seriously, so that a major accident is caused.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a prevent winding novel propeller structure of debris, through setting up cutting mechanism, can utilize the power that the starching drum rotation provided, twine the seizure of debris voluntarily, carry out the clearance of the winding debris of screw.

In order to achieve the above object, the utility model provides a following technical scheme: a novel propeller structure capable of preventing sundries from being wound comprises a stern frame, wherein a stern shaft is arranged in the stern frame and movably sleeved with the stern frame, a pulp drum is arranged at one end of the stern shaft and fixedly connected with the stern shaft, blades are arranged on the outer side of the pulp drum and fixedly welded with the blades, and a cutting mechanism is arranged on one side of the stern frame;

the cutting mechanism comprises a connecting rod, the connecting rod is fixedly welded with the stern frame, fixing grooves are formed in two sides of the connecting rod, fixing piles are arranged on two sides of the inner wall of each fixing groove, fixing bearings are arranged outside the fixing piles, a movable blade is arranged between the two fixing bearings, movable grooves are formed in two sides of the movable blade, and the fixing bearings are movably clamped with the movable grooves;

connecting rod one end is provided with cutting blade, the cutting blade both sides all are provided with spacing stake, the spacing stake outside is provided with first sliding tray, thick liquid drum one side has been seted up and has been cut the groove, cut groove outside both sides all are provided with fixed tooth, fixed tooth one side and thick liquid drum fixed connection, cut inslot wall both sides and all seted up the spacing groove, spacing stake and spacing groove slip joint, the second sliding tray has been seted up to the spacing inslot wall, be provided with the slip steel ball between first sliding tray and the second sliding tray.

In a preferred embodiment, the cutting blade is matched with a cutting groove structure, and the cutting blade is matched with a fixed tooth structure.

In a preferred embodiment, the cutting blade outer side, the fixed tooth outer side and the cutting groove inner wall are provided with a first corrosion-resistant layer.

In a preferred embodiment, the first and second sliding groove inner walls and the sliding steel ball circumferential surface are all provided as smooth surfaces.

In a preferred embodiment, the first sliding groove inner wall and the second sliding groove inner wall and the sliding steel ball circumferential surface are provided with a second wear-resistant layer.

In a preferred embodiment, both sides of the movable blade are provided in an arc shape.

In a preferred embodiment, the cutting blade is provided with a triangular cross-sectional shape at one end and a rectangular cross-sectional shape at the other end.

The utility model discloses a technological effect and advantage:

1. by arranging the cutting mechanism, the cleaning of the winding sundries of the propeller can be carried out by utilizing the power provided by the rotation of the propeller drum, so that the manual launching action is not needed, the work tasks of workers are greatly reduced, meanwhile, the dangerous injury brought by the launching operation of the workers can be reduced, the use of fixed teeth can be realized, the active catching of the winding sundries can be carried out by utilizing the power provided by the propeller drum, the sundry cleaning efficiency of the propeller can be greatly improved, the power provided by water flow can be utilized for cutting the winding sundries on the connecting rod by utilizing the power provided by the movable blade, and the situation that the connecting rod is wound by the sundries and cannot be automatically cleaned is prevented;

2. through setting up spacing stake, first sliding tray, second sliding tray, slip steel ball, can make cutting blade stabilize and slide cutting inslot portion, greatly increased cuts the efficiency of debris, prevents because when cutting harder object, cutting blade keeps away from cutting groove to can influence cutting blade's use.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is the schematic view of the sectional structure of the cutting mechanism of the present invention.

Fig. 3 is a schematic view of the cross-sectional structure of the connecting rod of the present invention.

Fig. 4 is a schematic sectional view of the fixing groove of the present invention.

The reference signs are: 1. a stern frame; 2. a stern shaft; 3. a pulp drum; 4. a paddle; 5. a connecting rod; 6. fixing grooves; 7. fixing the pile; 8. fixing the bearing; 9. a movable blade; 10. a cutting blade; 11. limiting piles; 12. a first sliding groove; 13. cutting the groove; 14. fixing teeth; 15. a limiting groove; 16. a second sliding groove; 17. and sliding the steel ball.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The novel propeller structure capable of preventing sundries from being wound comprises a stern frame 1, wherein a stern shaft 2 is arranged in the stern frame 1, the stern shaft 2 is movably sleeved with the stern frame 1, a propeller drum 3 is arranged at one end of the stern shaft 2, the propeller drum 3 is fixedly connected with the stern shaft 2, blades 4 are arranged on the outer side of the propeller drum 3, the propeller drum 3 is fixedly welded with the blades 4, and a cutting mechanism is arranged on one side of the stern frame 1;

the cutting mechanism comprises a connecting rod 5, the connecting rod 5 is fixedly welded with the stern frame 1, fixed grooves 6 are formed in two sides of the connecting rod 5, fixed piles 7 are arranged on two sides of the inner wall of each fixed groove 6, fixed bearings 8 are arranged outside the fixed piles 7, a movable blade 9 is arranged between the two fixed bearings 8, movable grooves are formed in two sides of each movable blade 9, and the fixed bearings 8 are movably clamped with the movable grooves;

connecting rod 5 one end is provided with cutting blade 10, cutting blade 10 both sides all are provided with spacing stake 11, the 11 outside in spacing stake is provided with first sliding tray 12, thick liquid drum 3 one side has been seted up and has been cut groove 13, cut the outside both sides in groove 13 and all be provided with fixed tooth 14, fixed tooth 14 one side and 3 fixed connection of thick liquid drum, cut groove 13 inner wall both sides and all seted up spacing groove 15,

spacing stake

11 and 15 slip joint in spacing groove, second sliding tray 16 has been seted up to spacing groove 15 inner wall, be provided with slip steel ball 17 between first sliding tray 12 and the second sliding tray 16.

As shown in fig. 2, the cutting blade 10 is matched with the cutting groove 13 in structure, and the cutting blade 10 is matched with the fixing tooth 14 in structure, so that the cutting blade 10 interacts with the cutting groove 13 and the fixing tooth 14 to achieve the purpose of cutting sundries.

As shown in fig. 2, the outer sides of the cutting blades 10, the outer sides of the fixed teeth 14 and the inner walls of the cutting grooves 13 are all provided with a first corrosion-resistant layer so as to prevent seawater from eroding the surfaces of the cutting blades 10, the fixed teeth 14 and the cutting grooves 13 and prolong the service lives of the cutting blades 10, the fixed teeth 14 and the cutting grooves 13.

As shown in fig. 2, the inner walls of the first sliding groove 12 and the second sliding groove 16 and the circumferential surfaces of the sliding steel balls 17 are smooth surfaces, so as to reduce friction force and make the sliding steel balls 17 inside the first sliding groove 12 and the second sliding groove 16 smoother.

As shown in fig. 2, the inner walls of the first sliding groove 12 and the second sliding groove 16 and the circumferential surface of the sliding steel ball 17 are provided with second wear-resistant layers, so as to increase the use times of the sliding steel ball 17 and prolong the service life of the sliding steel ball 17.

As shown in the attached drawing 3, both sides of the movable blade 9 are arc-shaped, so that the movable blade 9 can swing up and down by utilizing the flow of seawater, the outer side of the movable blade 9 is set to be a sharp surface, impurities can be cut by utilizing the up-and-down swing of the movable blade 9, and the propellers can be effectively prevented from being wound by the impurities.

As shown in fig. 3, the cross-sectional shape of one end of the cutting blade 10 is triangular, and the cross-sectional shape of the other end of the cutting blade 10 is rectangular, so that the cutting blade 10, the fixed teeth 14 and the cutting groove 13 cooperate to cut and remove sundries.

The utility model discloses the theory of operation: when the propeller needs to cut the wound sundries, the two sides of the movable blade 9 are arc-shaped, the movable blade 9 swings up and down under the action of the fixed bearing 8 and the fixed pile 7 by utilizing the flow of seawater to cut the wound sundries on the two sides of the connecting rod 5, when the wound sundries on the paddle 4 are removed, the fixed tooth 14 on one side of the paddle 3 which is driven by the propeller shaft 2 to rotate by the propeller shaft 3 can also rotate, when the fixed tooth 14 rotates, the sundries on the paddle 4 can be wound to move along with the fixed tooth 14, the cutting blade 10 can slide in the cutting groove 13 under the action of the limiting pile 11 and the sliding steel ball 17 by utilizing the power provided by the fixed tooth 14 on the propeller shaft 3, when the fixed tooth 14 moves to the position of the cutting blade 10, one side of the cutting blade 10 is a sharp cutting edge to cut the wound sundries, so as to achieve the purpose of cutting off the sundries.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a prevent winding novel screw structure of debris, includes aft frame (1), its characterized in that: a stern shaft (2) is arranged in the stern frame (1), the stern shaft (2) is movably sleeved with the stern frame (1), a pulp drum (3) is arranged at one end of the stern shaft (2), the pulp drum (3) is fixedly connected with the stern shaft (2), a paddle (4) is arranged on the outer side of the pulp drum (3), the pulp drum (3) is fixedly welded with the paddle (4), and a cutting mechanism is arranged on one side of the stern frame (1);

the cutting mechanism comprises a connecting rod (5), the connecting rod (5) is fixedly welded with the stern frame (1), fixed grooves (6) are formed in two sides of the connecting rod (5), fixed piles (7) are arranged on two sides of the inner wall of each fixed groove (6), fixed bearings (8) are arranged outside each fixed pile (7), a movable blade (9) is arranged between the two fixed bearings (8), movable grooves are formed in two sides of each movable blade (9), and the fixed bearings (8) are movably clamped with the movable grooves;

connecting rod (5) one end is provided with cutting blade (10), cutting blade (10) both sides all are provided with spacing stake (11), spacing stake (11) outside is provided with first sliding tray (12), thick liquid drum (3) one side has been seted up and has been cut groove (13), cut groove (13) outside both sides and all be provided with fixed tooth (14), fixed tooth (14) one side and thick liquid drum (3) fixed connection, cut groove (13) inner wall both sides and all seted up spacing groove (15), spacing stake (11) and spacing groove (15) slip joint, second sliding tray (16) have been seted up to spacing groove (15) inner wall, be provided with slip steel ball (17) between first sliding tray (12) and second sliding tray (16).

2. The novel propeller structure capable of preventing sundry entanglement according to claim 1, is characterized in that: the cutting blade (10) is matched with a cutting groove (13) in structure, and the cutting blade (10) is matched with a fixed tooth (14) in structure.

3. The novel propeller structure capable of preventing sundry entanglement according to claim 1, is characterized in that: the outer side of the cutting blade (10), the outer side of the fixed teeth (14) and the inner wall of the cutting groove (13) are provided with first corrosion-resistant layers.

4. The novel propeller structure capable of preventing sundry entanglement according to claim 1, is characterized in that: the inner walls of the first sliding groove (12) and the second sliding groove (16) and the peripheral surfaces of the sliding steel balls (17) are smooth surfaces.

5. The novel propeller structure capable of preventing sundry entanglement according to claim 1, is characterized in that: and second wear-resistant layers are arranged on the inner walls of the first sliding groove (12) and the second sliding groove (16) and the peripheral surfaces of the sliding steel balls (17).

6. The novel propeller structure capable of preventing sundry entanglement according to claim 1, is characterized in that: both sides of the movable blade (9) are arc-shaped.

7. The novel propeller structure capable of preventing sundry entanglement according to claim 1, is characterized in that: the cross section of one end of the cutting blade (10) is triangular, and the cross section of the other end of the cutting blade (10) is rectangular.