Device for repairing deep-water cage nets

Patent metadata

Field	Value
Publication number	US-11702176-B2
Application number	US-202217966972-A
Country	US
Kind code	B2
Filing date	Oct 17, 2022
Priority date	Oct 21, 2021
Publication date	Jul 18, 2023
Grant date	Jul 18, 2023

Abstract

Disclosed is a device for repairing deep-water cage nets. The device includes an open-frame underwater robot and a repairing mechanism of deep-water cage nets, where the repairing mechanism of deep-water cage nets includes a hole penetrating mechanism, a wire feeding mechanism, a rotary knotting mechanism, a steel wire cutting mechanism and steel wire clamping mechanisms. The hole penetrating mechanism comprises mechanical claws and a control box for controlling the mechanical claws. The wire feeding mechanism and the steel wire cutting mechanism are both fixedly arranged in the control box, and the steel wire clamping mechanisms and the rotary knotting mechanism are both arranged between two mechanical claws. The open-frame underwater robot is detachably connected with the repairing mechanism of deep-water cage nets through a connecting shaft.

First claim

What is claimed is:

1. A device for repairing deep-water cage nets, comprising an open-frame underwater robot and a repairing mechanism of deep-water cage nets, wherein the repairing mechanism of deep-water cage nets comprises a hole penetrating mechanism, a wire feeding mechanism, a rotary knotting mechanism, a steel wire cutting mechanism and steel wire clamping mechanisms;
wherein the hole penetrating mechanism comprises mechanical claws and a control box for controlling the mechanical claws, the wire feeding mechanism and the steel wire cutting mechanism are both fixedly arranged in the control box, and the steel wire clamping mechanisms and the rotary knotting mechanism are both arranged between two mechanical claws outside the control box; wherein there are two mechanical claws, the two mechanical claws respectively penetrate through a box body of the control box, and the inner sides of the two mechanical claws are provided with U-shaped grooves;
the rotary knotting mechanism comprises a second submersible motor and a rotating shaft, a first cylindric straight-teeth gear connected to the second submersible motor, and a second cylindric straight-teeth gear connected to the rotating shaft, wherein the first cylindric straight-teeth gear and the second cylindric straight-teeth gear are meshed with each other; one side of the rotating shaft far away from the second submersible motor is fixedly connected with an intercepting plate, two ends of the intercepting plate are provided with through holes for threading a steel wire, the intercepting plate is located outside the control box and between the mechanical claws, the through holes correspond to cross sections of the U-shaped grooves, and the mechanical claws are provided with grooves for the intercepting plate to move; and
wherein the open-frame underwater robot is detachably connected with the repairing mechanism of deep-water cage nets through a connecting shaft.

2. The device for repairing deep-water cage nets according to claim 1 , wherein the two mechanical claws are a first mechanical claw and a second mechanical claw respectively, a lever arm of the first mechanical claw located inside the control box is fixedly connected with a first sector gear, the first sector gear is meshed with a second sector gear, a lever arm of the second mechanical claw located inside the control box is fixedly connected with a third sector gear, and the second sector gear and the third sector gear are mutually meshed; the first sector gear is fixedly connected with a fully waterproof steering gear, and the fully waterproof steering gear is fixedly connected to an inner wall of the control box.

3. The device for repairing deep-water cage nets according to claim 2 , wherein the second sector gear and the third sector gear have a same shape and are symmetrical about a center line of the control box, and an arc angle of the first sector gear is smaller than that of the second sector gear.

4. The device for repairing deep-water cage nets according to claim 1 , wherein the wire feeding mechanism comprises a steel wire shaft and the steel wire wound on the steel wire shaft, wherein one side of the steel wire shaft is provided with a first submersible motor, the first submersible motor is fixedly connected with an inside of the control box, the first submersible motor is coaxially and fixedly connected with a first wire feeding gear, the first wire feeding gear in close contact with the steel wire, the first wire feeding gear is meshed with a second wire feeding gear, the second wire feeding gear is meshed with a third wire feeding gear and the second wire feeding gear and the third wire feeding gear are located on both sides of the steel wire and are symmetrically arranged with respect to the steel wire.

5. The device for repairing deep-water cage nets according to claim 1 , wherein the steel wire cutting mechanism is fixedly arranged at one side of the wire feeding mechanism in a wire outlet direction, and the steel wire cutting mechanism comprises a fixed plate fixedly connected with the inner wall of the control box, and the fixed plate is fixedly connected with a second fully waterproof steering gear, the second fully waterproof steering gear is coaxially and fixedly connected with a first straight-teeth gear, the first straight-teeth gear is meshed with a second straight-teeth gear, the second straight-teeth gear is connected to the fixed plate through a fixed rod, blades are fixedly connected to the first straight-teeth gear and the second straight-teeth gear respectively and two blades are hinged with each other and are matched with each other.

6. The device for repairing deep-water cage nets according to claim 2 , wherein there are two sets of steel wire clamping mechanisms, two sets of steel wire clamping mechanisms are symmetrically arranged about the center line of the control box, and both sets of steel wire clamping mechanisms are arranged on a bottom plate, and each set of steel wire clamping mechanisms comprises a sealing protective shell, and one side of an inside of the sealing protective shell close to the bottom plate is fixedly connected with a mini steering gear; the mini steering gear is coaxially and fixedly connected with a first gear, the first gear is meshed with a second gear, the second gear is meshed with a third gear, and the third gear and the second gear are longitudinally arranged in parallel; the third gear and the second gear are both fixedly connected with serrated racks, and serrations on the two groups of serrated racks are correspondingly arranged; ends of the two groups of serrated racks correspond to the U-shaped grooves; the mechanical claws are provided with grooves for the serrated racks to move.

7. The device for repairing deep-water cage nets according to claim 1 , wherein the open-frame underwater robot comprises a connecting frame, and a main controller is arranged in a middle of the connecting frame; two sides of the connecting frame are respectively provided with horizontal plates and vertical plates, the horizontal plates on both sides are symmetrically arranged with respect to the main controller, the horizontal plates are provided with vertical propellers, horizontal propellers are fixedly arranged on both sides of the main controller, and the horizontal propellers are arranged at an angle with the vertical plates.

8. The device for repairing deep-water cage nets according to claim 7 , wherein the main controller comprises an electric control mechanism for controlling the vertical propellers and the horizontal propellers to move, a power supply for supplying energy and a camera for observation, wherein the main controller is electrically connected with the control box.

9. The device for repairing deep-water cage nets according to claim 8 , wherein a bottom of the open-frame underwater robot is fixedly connected with a connecting block, the connecting block is slidably connected with the connecting shaft, and an inside of the connecting shaft has a hollow structure.

Assignees

• Univ Guangdong Ocean

Inventors

• Yu Guoyan
• Chen Zejia
• Li Zhuoheng
• Chen Shuaixing
• Liang Yijun
• Guan Zhaoji
• Xu Jiancheng

Classifications

• B63C11/52 Primary

  Tools specially adapted for working underwater, not otherwise provided for · CPC title

• B21F11/00

  Cutting wire · CPC title

• B21F23/00

  Feeding wire in wire-working machines or apparatus · CPC title

• Y02A40/81

  Aquaculture, e.g. of fish · CPC title