CN220587247U

CN220587247U - Cage lifting device

Info

Publication number: CN220587247U
Application number: CN202322077301.1U
Authority: CN
Inventors: 周峰; 王淑花; 徐炎科; 李刚; 周正阳
Original assignee: Zhengzhou Tsc Offshore Equipment Co ltd
Current assignee: Zhengzhou Tsc Offshore Equipment Co ltd
Priority date: 2023-08-03
Filing date: 2023-08-03
Publication date: 2024-03-15
Anticipated expiration: 2033-08-03

Abstract

The utility model discloses a cage lifting device, which comprises at least four string pipes vertically arranged on a cage, wherein the string pipes are fixed through a connecting truss, and a lifting mechanism is arranged on at least one group of opposite string pipes; the lifting mechanism comprises a working cabin arranged on a main deck of the fishing platform, a transmission mechanism arranged in the working cabin and a lifting gear connected with the transmission mechanism, and the lifting gear is meshed with a rack arranged on the outer side of the string pipe. The utility model adopts a gear-rack transmission mode to lift the net cage, reduces the labor intensity of workers, improves the stability of the net cage in the lifting and descending processes, and enhances the lifting safety of the net cage.

Description

Cage lifting device

Technical Field

The utility model relates to the technical field of aquaculture, in particular to a cage lifting device.

Background

Cage fish farming is an important farming mode in aquaculture. When utilizing the box with a net to breed fish, need the recurrent with the net lift in order to carry out the breed operations such as fish, inspection fish, net washing, working strength is higher when carrying out the net and promote, often need several people to cooperate just can effectually accomplish relevant work simultaneously, and efficiency is lower.

The net cage lifting can replace the net lifting, so that the labor intensity of workers can be greatly reduced, and the working efficiency is improved. Cage lifting has a variety of ways: the lifting mode of a winch, a steel wire rope and a pulley is (1); and (2) lifting modes of the hydraulic oil cylinder, the steel wire rope and the pulley. The steel wire rope is easy to damage due to friction and other factors, and potential safety hazards exist when the net cage is lifted by the steel wire rope. When the hydraulic cylinder is adopted, the lifting height of the net cage can be realized only by lifting the hydraulic cylinder for a plurality of times due to limited stroke of the hydraulic cylinder.

Disclosure of Invention

In view of the above, the utility model aims to provide a cage lifting device with compact structure, convenient maintenance and high safety and reliability, aiming at the defects of the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a net cage hoisting device, includes net cage and elevating system, at least, vertically be provided with four string pipes on the net cage, fix through the connection truss between the string pipe, at least a set of relative the string pipe outside is equipped with the rack, elevating system including set up at the drive mechanism of platform main deck working cabin and with the elevating gear that drive mechanism is connected, elevating gear with the rack meshes mutually.

Aiming at the technical scheme, the net cage is formed into a certain shape through the string pipes, for example, four string pipes can enclose the net cage into a square, a rectangle, a diamond or a parallelogram, five string pipes can enclose into a regular pentagon, and more string pipes can enclose into a regular polygon in the similar way; the lifting mechanism is meshed with the lifting gear through the rack to achieve automatic lifting and descending of the net cage, the working cabin is a box cabin with a channel, the lifting device is arranged in the working cabin, maintenance is convenient, and the service life of the lifting device is prolonged.

Preferably, the transmission mechanism is connected with a base arranged on the main deck through a base, and is fixed on the main deck; the transmission mechanism is connected with a driving motor, and a brake is arranged on the driving motor. The brake is used for rapidly stopping the rotation of the driving motor, so that the net cage can be accurately positioned at a preset height.

Preferably, at least one group of opposite chord tubes is provided with a lifting guide device; the lifting guide device comprises a guide mechanism arranged in a working cabin on a main deck of the fishing platform and guide rollers arranged in the guide mechanism, and the guide rollers are matched with guide plates on the outer side of the string pipe to roll and support.

Preferably, the cabin top and the cabin bottom of the working cabin are respectively provided with an upper guide groove and a lower guide groove, and the racks and the guide plates respectively run in the upper guide groove and the lower guide groove. The upper guide groove and the lower guide groove are used for carrying out auxiliary limiting on the racks and the guide plates, and guiding and righting are provided for lifting of the net cage.

Preferably, a locking component is arranged on the stand. The locking component is used for further enhancing the static holding force of the lifting mechanism and enhancing the safety redundancy of the static holding state of the net cage. When the lifting device is in trouble-shooting or dismounting, the net cage can be kept at any height position.

Preferably, the locking assembly comprises a cushion block and a tooth block which are arranged on the machine base, and the cushion block and the tooth block are arranged on the machine base through eye screws. The eye screw is used for facilitating the installation and the disassembly of the locking assembly by workers.

Preferably, limit switches are respectively arranged above the upper guide groove and the lower guide groove, and contact blocks matched with the limit switches are respectively arranged above and below the racks. The position of the net cage is defined.

The beneficial effects of the utility model are as follows:

according to the lifting mechanism, the net cage is lifted in a gear-rack transmission mode, so that the labor intensity of workers is reduced, the stability of the net cage in the lifting and descending processes is improved, and the lifting safety of the net cage is enhanced. The cage can be kept at a certain height by the brake and the locking assembly so as to be convenient for maintenance.

Drawings

FIG. 1 is a schematic layout of the present utility model;

FIG. 2 is a schematic diagram of an embodiment of the present utility model;

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

FIG. 4 is an enlarged view of part A of the lift mechanism of FIG. 3;

FIG. 5 is a view A-A of the lift mechanism of FIG. 4;

FIG. 6 is a schematic diagram of the structure of the cage;

FIG. 7 is a schematic diagram of another embodiment of the present utility model;

fig. 8 is an a-direction view of the guide assembly of fig. 7.

In the figure: 1 lifting mechanism, 2 driving motor, 3 stopper, 4 base I, 5 chordal tubes, 6 racks, 7 lifting gear, 8 contact blocks, 9 limit switch, 10 upper guide groove, 11 lower guide groove, 12 guide roller, 13 base II, 14 deflector, 15 locking component, 16 fishing platform, 17 main deck, 18 working cabin, 19 tooth pieces, 20 lifting screw, 21 cushion block, 22 connection truss, 23 net cage, 24 lifting hole, 25 base I, 26 base II.

Detailed Description

The utility model is further described below with reference to the drawings and examples.

As shown in fig. 1-8, a cage lifting device comprises a cage 23 and a lifting mechanism 1, wherein four string pipes 5 are vertically arranged on the cage 23, the string pipes 5 are fixed through a connecting truss 22, a supporting truss can be arranged for reinforcement, and racks 6 are arranged on the outer sides of the two opposite string pipes 5.

The lifting mechanism 1 comprises a transmission mechanism arranged in a working cabin 18 on a main deck 17 of the fishing platform 16 and a lifting gear 7 connected with the transmission mechanism, wherein the lifting gear 7 is meshed with a rack 6 arranged on the outer side of the string tube 5. The roof and the bilge of the working cabin 18 are respectively provided with an upper guide groove 10 and a lower guide groove 11, and the rack 6 runs in the upper guide groove 10 and the lower guide groove 11. Limit switches 9 are respectively arranged above the upper guide groove 10 and the lower guide groove 11, contact blocks 8 matched with the limit switches 9 are respectively arranged above and below the racks 6, the number of the contact blocks 8 can be two, and safety redundancy of the limit function of the net cage 23 is enhanced.

The transmission mechanism is connected with a base I4 arranged on the main deck 17 through a base I25, and is fixed on the main deck 17. The transmission mechanism comprises a lifting gear 7 and a driving motor 2, and a brake 3 is arranged on the driving motor 2. The transmission mechanism can adopt a planetary speed reducer with small tooth difference or a universal planetary speed reducer, and has the characteristics of compact structure, small occupied space and light weight.

A locking assembly 15 is provided on the housing i 25. The locking assembly 15 comprises a cushion block 21 and a tooth block 19 which are arranged on a machine base I25, and the cushion block 21 and the tooth block 19 are arranged on the machine base I25 through eye bolts 20. The mating surface between the tooth block 19 and the cushion block 21 can be vertical fit or inclined fit.

Lifting guides may also be provided on at least one set of opposing chordal tubes 5; the lifting guide device comprises a guide mechanism arranged in a working cabin 18 on a main deck 17 of the fishing platform 16 and a guide roller 12 arranged on the guide mechanism, wherein the guide roller 12 is matched with a guide plate 14 on the outer side of the string tube 5 for rolling support. The guide plate 14 may also run in the upper guide groove 10 and the lower guide groove 11, which are correspondingly arranged. The guide means are connected to a base ii 26 provided on the main deck 17 via a mounting ii 13, which is fastened to the main deck 17.

The lifting guide may also be used alone.

The working process of the utility model comprises the following steps: the net cage 23 passes vertically through the lifting hole 24 of the main deck 17 of the platform, i.e. the net cage 23 is vertical to the horizontal plane of the deck of the platform in the height direction. The driving motor 2 is started to rotate with the lifting gear 7 through the transmission mechanism 1, the rack 6 is meshed with the lifting gear 7, the rack 6 is driven to do vertical linear motion by the rotation of the lifting gear 7, the net cage 23 can be stably lifted and lowered, the brake 3 is used for braking when the driving motor 2 stops, and the net cage 23 can stay at a preset height; when the contact block 8 on the net cage 23 triggers the limit switch 9, the driving motor 2 is stopped immediately, and the brake 3 brakes simultaneously, so that the net cage 23 is ensured not to exceed the upper limit position and the lower limit position.

When the lifting guide is provided, the lifting and lowering process of the net cage 23 is perpendicular to the horizontal plane of the deck of the platform in the height direction. When the net cage is lifted, the guide plates 14 on the outer sides of the string pipes 5 pass through the upper guide grooves 10 and the lower guide grooves 11, meanwhile, the guide mechanisms rotate with the guide rollers 12, and the guide plates 14 are in rolling contact with the guide rollers 12, so that the net cage 23 can be lifted and lowered stably.

The device elements in the above embodiments are conventional device elements unless otherwise specified, and the structural arrangement, operation or control modes in the embodiments are conventional arrangement, operation or control modes in the art unless otherwise specified.

Finally, it is noted that the above-mentioned embodiments are merely for illustrating the technical solution of the present utility model, and that other modifications and equivalents thereof by those skilled in the art should be included in the scope of the claims of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.

Claims

1. The net cage lifting device is characterized by comprising a net cage and a lifting mechanism, wherein at least four string pipes are vertically arranged on the net cage, the string pipes are fixed through connecting trusses, racks are arranged on the outer sides of at least one group of opposite string pipes, the lifting mechanism comprises a transmission mechanism arranged in a main deck working cabin of a fishing platform and a lifting gear connected with the transmission mechanism, and the lifting gear is meshed with the racks;

at least one group of opposite chord tubes are provided with lifting guide devices; the lifting guide device comprises a guide mechanism arranged in a working cabin on a main deck of the fishing platform and a guide roller arranged on the guide mechanism, and the guide roller is matched with a guide plate on the outer side of the string pipe for rolling support;

the cabin top and the cabin bottom of the working cabin are respectively provided with an upper guide groove and a lower guide groove, and the racks and the guide plates respectively run in the upper guide groove and the lower guide groove.

2. The cage lifting device of claim 1 wherein the drive mechanism is coupled to a base disposed on the main deck via a frame to secure the drive mechanism to the main deck; the transmission mechanism is connected with a driving motor, and a brake is arranged on the driving motor.

3. The cage lifting device of claim 2 wherein a locking assembly is provided on the housing.

4. A cage lifting device as recited in claim 3 wherein the locking assembly comprises a spacer block and a tooth block disposed on the housing, the spacer block and tooth block being disposed on the housing by eye screws.

5. The lifting device of the net cage according to claim 4, wherein limit switches are respectively arranged above the upper guide groove and the lower guide groove, and contact blocks matched with the limit switches are respectively arranged above and below the racks.