Anti-collision damage supporting device for propeller protective cover

Abstract

The utility model provides an anti-collision damage supporting device for a propeller protective cover, and relates to the technical field of propeller protective covers, the anti-collision damage supporting device comprises a pod base and a propeller, the propeller is rotatably mounted at the tail part of the pod base through a main shaft, and a deployment module is fixedly mounted at the tail part of the pod base; the main shaft is movably installed in the middle of the inner side of the deploying module, a protective cover is arranged in the middle of the right end of the deploying module and arranged between the deploying module and the propeller, and a protective ring is arranged in the middle of the inner side of the protective cover. A plurality of groups of arc slotted holes are formed in the inner side wall of the protective cover, fixing screws are mounted in the middles of the inner sides of the arc slotted holes, and the protective cover is fixedly connected with the allocation module through the fixing screws. The protective ring is arranged in the middle of the inner side of the protective cover and fixedly installed on the periphery of the main shaft, the protective cover can be supported through the protective ring, and therefore the situation that the protective cover deforms and is damaged when being impacted by ice blocks is effectively relieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to propeller protection cover technical field, concretely is a kind of propeller protection cover used anti-collision damage supporting device. BACKGROUND

[0002] Propeller in working process, its protection cover fishing net cutter is used to cut fishing net and other aquatic weeds etc. in sea, avoid such object to be entangled with propeller and lead to the whole propeller function loss, and protection cover can block some sea sundries into shafting.

[0003] However, propeller runs in ice area, protection cover is easily impacted by ice block and deformed, lead to protection cover damage, cause fishing net cutter on protection cover to be unable normal use.

[0004] To solve the above problem, we propose a kind of propeller protection cover used anti-collision damage supporting device to solve the above problem. INVENTION CONTENTS

[0005] To solve the problems in the background art, the utility model provides a kind of propeller protection cover used anti-collision damage supporting device.

[0006] To achieve the above object, the technical scheme that the utility model takes is as follows:

[0007] A kind of propeller protection cover used anti-collision damage supporting device, including pod base and propeller, the propeller is rotatably installed in the tail of pod base by main shaft, the tail of pod base is fixedly installed with deployment module;The main shaft is movably installed in the inner side middle part of deployment module, the right end middle part of deployment module is provided with protection cover, the protection cover is arranged between deployment module and propeller, the inner side middle part of protection cover is provided with protection ring.

[0008] Preferably, the inner side wall of the protection cover is provided with a plurality of circular arc grooves, the inner side middle part of the circular arc grooves is provided with a fixing screw, the protection cover and the deployment module are fixedly connected by the fixing screw.

[0009] Preferably, the outer surface of the protection cover is provided with a plurality of cutting knives, the plurality of cutting knives are annularly distributed, and close to the propeller.

[0010] Preferably, the protection ring is movably installed in the inner side middle part of the protection cover, and is fixedly installed on the periphery of the main shaft.

[0011] Preferably, the protection ring is movably installed in the right end middle part of the deployment module.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] In the scheme, the protective ring is arranged in the middle of the inner side of the protective cover, is fixedly installed on the periphery of the main shaft, and can support the protective cover, thereby effectively relieving the deformation and damage of the protective cover caused by ice block impact. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a structural schematic view of the utility model;

[0015] Figure 2 It is a structural schematic view of the utility model Figure 1 It is an enlarged view of A in the utility model.

[0016] In the figure: 1, pod base; 2, deployment module; 3, propeller; 4, main shaft; 5, protective cover; 51, circular arc slot hole; 52, fixed screw; 6, protective ring; 7, cutting knife. DETAILED DESCRIPTION

[0017] The technical scheme in the embodiment of the application is to solve the problems in the above background art, and the general idea is as follows:

[0018] Embodiment: refer to Figure 1 - Figure 2 As shown in the figure, the anti-impact damage supporting device used by the protective cover of the propeller of the embodiment comprises a pod base 1 and a propeller 3, the propeller 3 is rotatably installed at the tail of the pod base 1 through a main shaft 4, a deployment module 2 is fixedly installed at the tail of the pod base 1, the deployment module 2 is prior art technology, and is usually installed at the tail of the pod base 1 and connected with the propeller 3.

[0019] The main shaft 4 is movably installed at the middle of the inner side of the deployment module 2, a protective cover 5 is arranged at the middle of the inner side of the deployment module 2, the protective cover 5 is arranged between the deployment module 2 and the propeller 3, and a protective ring 6 is arranged at the middle of the inner side of the protective cover 5.

[0020] A plurality of circular arc slot holes 51 are arranged on the inner side wall of the protective cover 5, a fixed screw 52 is installed at the middle of the inner side of the circular arc slot hole 51, the protective cover 5 is fixedly connected with the deployment module 2 through the fixed screw 52, and convenience is provided for the installation or dismounting of the protective cover 5.

[0021] A plurality of cutting knives 7 are installed on the outer surface of the protective cover 5, the plurality of cutting knives 7 are annularly distributed and close to the propeller 3, and the cutting knives 7 can cut the fishing nets and sundries wound around the propeller 3.

[0022] In some examples, the protective ring 6 is movably installed at the middle of the inner side of the protective cover 5 and is fixedly installed on the periphery of the main shaft 4, and the protective ring 6 can rotate in the middle of the inner side of the protective cover 5 through the rotation of the main shaft 4.

[0023] In some examples, the protective ring 6 is movably installed in the middle of the right end of the deployment module 2.

[0024] The working principle of the utility model is:

[0025] When the propeller runs in the ice area, the propeller 3 will crush the ice in the process of rotation, at this time, the protective cover 5 is provided, the crushed ice can be resisted, the ice or the sea debris is avoided to enter the main shaft 4 and cause damage, simultaneously, the protective ring 6 is provided in the inside middle part of the protective cover 5, the protective ring 6 can support the protective cover 5, the deformation of the protective cover 5 is avoided and damaged;

[0026] And the protective ring 6 can rotate along with the main shaft 4, the impact force produced when the protective cover 5 is stressed and deformed can be relieved, the protective cover 5 is further supported and protected.

[0027] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above.The skilled person in the art should understand that the utility model is not limited by the above examples, the above examples and the description in the specification are only to illustrate the principle of the utility model, various changes and improvements of the utility model can be made without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed.The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A support device for preventing impact damage used in a thruster shield, characterized in that: It comprises a pod base (1) and a propeller (3), wherein the propeller (3) is rotatably mounted on the tail of the pod base (1) via a main shaft (4), and a deployment module (2) is fixedly mounted on the tail of the pod base (1); The main shaft (4) is movably mounted in the middle of the inner side of the deployment module (2); a protective cover (5) is provided in the middle of the right end of the deployment module (2); the protective cover (5) is provided between the deployment module (2) and the propeller (3); and a protective ring (6) is provided in the middle of the inner side of the protective cover (5).

2. The anti-impact damage support device for a thruster shield according to claim 1, characterized in that: A plurality of groups of arc slots (51) are provided on the inner side wall of the protective cover (5), and fixing screws (52) are installed in the inner middle of the arc slots (51), and the protective cover (5) and the mixing module (2) are fixedly connected by the fixing screws (52).

3. The anti-impact damage support device for a thruster shield according to claim 2, characterized in that: The outer surface of the protective cover (5) is equipped with multiple groups of cutting knives (7), and the multiple groups of cutting knives (7) are distributed in a ring shape and close to the propeller (3).

4. The anti-impact damage support device for a thruster shield according to claim 3, characterized in that: The protective ring (6) is movably mounted on the inner middle portion of the protective cover (5) and fixedly mounted on the outer periphery of the main shaft (4).

5. The anti-impact damage support device for a thruster shield according to claim 4, characterized in that: The protective ring (6) is movably mounted on the middle portion of the right end of the deployment module (2).

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