CN216627168U

CN216627168U - Crab pot self-unhooking

Info

Publication number: CN216627168U
Application number: CN202123077299.5U
Authority: CN
Inventors: 宣建民
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-05-31
Anticipated expiration: 2031-12-09

Abstract

The utility model relates to a crab pot self-unhooking device, which comprises: from unhook main part, sliding ring, spring, activity round pin and blocking the body, wherein, the crab pot is connected with sliding ring and activity round pin from the unhook main part, and sliding ring and activity round pin are connected with the crab pot from the blocking body in the unhook main part through reset spring and activity round pin spring respectively, block the body and be connected with the crab pot from the unhook main part through the barb, and rethread screw or block body fixed pin reciprocal anchorage, the mountable reinforces the wire. The advantages are that: through the optimized design, the barb of the blocking body is utilized, so that the whole installation is convenient and fast; the blocking body makes the self-unhooking main body not easy to be damaged by extrusion; the blocking body and the crab pot self-unhooking main body are combined more firmly by mutually fixing the blocking body and the crab pot self-unhooking main body through screws or the fixing pins of the blocking body; the service life is greatly prolonged by using the metal wire.

Description

Crab pot self-unhooking

Technical Field

The utility model relates to the field of fishery, in particular to a crab pot self-unhooking device which utilizes a spring and a sliding ring to enable a sliding pin to conveniently unhook a crab pot. The technology is convenient to install.

Background

At present, crab pots are mostly used for catching crabs at sea, hundreds of crab pots are tied on a long rope at certain intervals, and when a net is caught and fished, a large amount of labor and time are consumed for detaching the crab pots from the long rope; aiming at the problem of cage unloading difficulty, a series of automatic unhooking devices are matched with the crab cages in the market at present, so that the speed is greatly improved. Patent CN202023112271.6 automatic unhooking device of crab-cage, according to the description of technology and the combination of picture must use two shells to combine, this technology often appears the shell in the opening part of sliding part in the in-service use, because the sliding part often atress and the phenomenon of ftractureing appears, the live time is short, and assembly time is longer moreover, causes the labour cost corresponding on the high side. The patents CN202020510271.2 and CN202020603148.5 are too complicated in structure, and high in manufacturing cost and installation cost.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model provides a crab pot self-unhooking device, which comprises the following components:

the utility model provides a crab pot self-unhooking device, which comprises: the crab pot self-unhooking device comprises a self-unhooking main body, a sliding ring, a spring, a movable pin and a blocking body, wherein a U-shaped cavity is formed in the self-unhooking main body of the crab pot self-unhooking, and is respectively a return spring cavity with a closed upper end, a movable pin cavity with an open upper end and a blocking body cavity with a downward opening at the bottom; a slip ring is arranged outside the self-unhooking main body and is penetrated by a fixing pin; the slip ring is respectively connected with a movable pin arranged in a corresponding cavity in the self-unhooking main body and a reset spring through a fixed pin of the slip ring; the reset spring and the fixed pin are respectively connected with a blocking body with a barb in the blocking body cavity at the bottom of the self-unhooking main body downwards through the movable pin spring. The head of the self-unhooking main body is provided with a cable groove which faces one side and is upwards 10-30 degrees and is transversely opened in a U shape; a gap corresponding to the top of the movable pin is arranged on the upper surface of the outer side of the cable groove; the lower part of the cable groove close to the opening end is provided with a movable pin cavity opening. The blocking body is in a shape of Chinese character 'shan', barbs are arranged on two sides of the blocking body, and an upward movable pin spring column and a return spring column are arranged in the middle of the blocking body. The self-unhooking main body and the blocking body are provided with screw holes at corresponding positions. The self-unhooking main body and the blocking body are provided with through fixing pin holes at corresponding positions.

A crab pot self-unhooking device with an optimized structure is characterized in that a square metal reinforcing ring and a U-shaped metal reinforcing ring which are connected together are respectively arranged at an opening of a movable pin cavity at the head of a self-unhooking main body and a cable groove and are used for reinforcing the head and a movable pin hole; two sides of the square metal reinforcing ring can be respectively provided with a next crab pot rope reinforcing ring for reinforcing crab pot rope holes. Wholly strengthen crab pot hook.

The utility model has the advantages that: through the optimal design, the return spring and the movable pin spring are fixed by the blocking body with the barb, so that the crab pot is convenient and firm to install by self-unhooking.

Drawings

Fig. 1 is an oblique view of a first embodiment of the self-unhooking of the crab pot.

Fig. 2 is a cross-sectional view of a first embodiment self-unhooking body of the crab pot self-unhooking.

Fig. 3 is an oblique view of the first embodiment blocking body for self-unhooking of the crab pot.

Fig. 4 is an oblique view of the slip ring of the first embodiment of the crab pot self-unhooking.

Fig. 5 is an oblique view of the movable pin of the crab pot self-unhooking first embodiment.

Fig. 6 is an oblique view of a second embodiment of the self-unhooking crab pot.

Fig. 7 is a front view of a second embodiment self-unhooking body of the crab pot self-unhooking.

Fig. 8 is an oblique view of a second embodiment blocking body for self-unhooking of the crab pot.

Fig. 9 is an oblique view of the self-unhooking reinforcing ring of the crab pot.

Detailed Description

The present invention is described in detail below with reference to the attached drawings.

Fig. 1 to 5 show the structure of a first embodiment of the crab pot self-unhooking, as shown in the figure, a 'U' -shaped cavity is arranged in a crab pot self-unhooking main body 1, which is respectively a return spring cavity 10 with a closed upper end, a movable pin cavity 13 with an open upper end on the other side and a blocking body cavity 12 with a downward opening at the bottom, a return spring 4a is arranged in the return spring cavity 10, and is a compression spring, and the main function of the return spring is to rebound a slip ring 3 after being compressed by the slip ring 3 through a fixing pin, so that the slip ring 3 is reset; the movable pin cavity 9 is internally provided with an h-shaped movable pin 2 and a movable pin spring 4 connected with a movable pin spring column 16b, the movable pin spring 4 is a compression spring, the movable pin 2 can slide in the movable pin cavity 9 and has the functions of being compressed and rebounded and restored, the upper end of the movable pin 2 is provided with an inclined outer side which is an inclined plane, so that a cable can conveniently enter the cable groove 7, the inner side surface of the movable pin 2 is straight, the cable can be prevented from being separated from the cable groove 7, the cable groove 7 can be opened and closed by combining with the sliding ring 3, the cable groove 7 can also be opened and closed by manually pressing the movable pin 2, and the movable pin 2 is in a closed state by the reset spring 4a and the movable pin spring 4, so that the cable can be prevented from being separated; the self-unhooking main body 1 is externally provided with a sliding ring 3, the sliding ring 3 is annular, the upper part is small, the lower part is large, the force is convenient to apply, the middle of the sliding ring 3 is provided with a sliding groove 15 which is corresponding to the shape of the middle lower part of the self-unhooking main body 1 and runs through up and down, the sliding ring 3 is convenient to slide up and down, the periphery of the sliding ring 3 is provided with a lightening groove 15a to lighten the weight of the sliding ring 3, a reinforcing rib is arranged in the lightening groove 15a to reinforce the sliding ring 3, two sides of the sliding ring 3 are provided with fixing pin holes 6C which are fixedly penetrated through fixing pins, and the fixing pins penetrate through a runway-shaped straight notch 601 corresponding to the side wall of the self-unhooking main body 1 and are connected with the upper end of a return spring 4a to play a role in pressing down the return spring 4a and resetting the sliding ring 3; the slip ring 3 is respectively connected with the movable pin 2 arranged in the corresponding cavity in the self-unhooking main body 1 and the reset spring 4a through the fixed pin of the slip ring, the slip ring 3 has the effects that under the impact of unhooking equipment, the slip ring 3 downwards compresses the reset spring 4a, the movable pin 2 and the movable pin spring 4 to enable the cable rope groove 7 to be in an open state, the cable rope automatically slides out, the crab pot self-unhooking and the crab pot are separated from the cable rope together, then the movable pin 2 and the slip ring 3 reset under the action of the reset spring 4a and the movable pin spring 4, and the cable rope groove 7 is in a closed state; the reset spring 4a and the fixed pin are respectively connected with a blocking body with a barb in the blocking body cavity at the bottom of the self-unhooking main body downwards through a movable pin spring. The head of the self-unhooking main body 1 is provided with a cable groove 7 which faces one side and is upwards 10 to 30 degrees and is transversely opened in a U shape; a gap corresponding to the top of the movable pin is arranged on the cable groove 7; the lower part of the cable groove 7 near the opening end is provided with a movable pin cavity opening. The blocking body 5 is in a shape of Chinese character 'shan', barbs 14 facing outwards are arranged on two sides of the blocking body, the barbs 14 are in contact with barb grooves 11 on the side wall of the self-unhooking main body 1, the blocking body 5 can be fixed in a blocking body cavity 12 of the self-unhooking main body 1 by hooking the barb grooves 14 through the barbs 14, two sides of the upper part of the blocking body 5 are respectively provided with an upward movable pin spring column 13a and a return spring column 13, wherein the return spring column 13 is connected with a return spring 4a, and the movable pin spring column 13a is connected with a spring column 16b at the inner lower part of the movable pin through a movable pin spring 4; the self-unhooking main body 1 is provided with

countersunk screw holes

6 and 6b and a screw hole 6e corresponding to the blocking body 5, the blocking body 5 can be firmly fixed with the self-unhooking main body 1 through the countersunk screw to prevent the blocking body 5 from being removed, wherein the blocking body 5 can be provided with a screw hole 6e below the reset spring column 13 to reinforce the reset spring 4a, and the screw hole can be provided with 1 to 4 positions; the self-unhooking main body 1 is provided with crab pot rope holes 6a and corresponding positions of the blocking bodies 5 are provided with penetrating crab pot rope holes 6d, so that crab pot ropes can be hung conveniently; the front and back surfaces of the blocking body 5 are in close contact with the corresponding side walls of the blocking body cavity 12 of the self-unhooking main body 1, so that the hollow side walls of the self-unhooking main body 1 below the crab pot rope holes 6a are not easily damaged in extrusion property when force is applied to the crab pot rope.

Fig. 4 and 8 show the structure of the second embodiment of the crab pot self-unhooking, as shown in the figure, the second embodiment is different from the first embodiment in that the reinforcing way of the blocking body 5 of the first embodiment and the crab pot self-unhooking main body 1 is screw reinforcing, while the second embodiment uses the fixing pin penetrating and reinforcing of the blocking body, the fixing pin hole 606 is arranged on the blocking body 5 corresponding to the fixing pin hole 6f of the crab pot self-unhooking main body 1, and the fixing pin penetrating and reinforcing of the blocking body is arranged in the second embodiment, so that the installation time is short.

Fig. 9 shows the structure of the reinforcing ring for the self-unhooking of the crab pot: the reinforcing ring of the crab pot self-unhooking uses metal wires, mainly uses stainless steel, also can use other metal wires which are not easy to be corroded, the reinforcing ring 15 of the first embodiment and the reinforcing ring of the second embodiment are respectively fixed with metal wires at the periphery of a cable groove 7 in the self-unhooking main body, the periphery of a movable pin at the opening of the cable groove and the periphery of a crab pot rope hole 6a, the hole grooves are reinforced, and the foremost end of the uppermost end can be provided with the metal wires which are vertical to each other and in the horizontal direction, so that the service cycle is greatly prolonged.

The crab pot is from the mounting means of unhooking for, and sliding ring 3 cover is played the fixed pin in from unhooking main part 1, and installation activity round pin 2 has installed corresponding spring respectively at the spring post that blocks body 5, impresses in from unhooking main part 1 block coelom 12 in, barb 14 catches barb groove 11, installs the countersunk screw at last or beats and block body fixed pin, and the installation is accomplished, simple to operate swiftly. The operation mode of the crab pot self-unhooking is as follows: crab pot ropes with crab pots are hung in the crab pot rope holes 6a, the movable pin 2 is pressed by a thumb to open the cable rope groove 7 and hang the crab pot ropes, the movable pin 2 is loosened to close the cable rope groove 7, so that the crab pots are hung one by one and put into the sea until the crab pot rope is the last crab pot rope; when the crab pot is collected, the machine pulls the cable to enable the crab pot to automatically unhook and impact the automatic hooking device, the sliding ring 3 drives the movable pin 2 to press downwards, the cable groove 7 is opened, the cable is rapidly unhooked, the crab pot is automatically unhooked and falls down to complete the collection of one crab pot, and then the crab pot is collected until all crab pots are completely collected.

The utility model is suitable for a place that river ocean needs.

Claims

1. A crab pot self-unhooking, comprising: from unhook main part, sliding ring, removable pin, spring and barrier body, characterized by: a reset spring cavity, a movable pin cavity and a blocking body cavity at the bottom are arranged in the self-unhooking main body of the crab pot self-unhooking; a slip ring is arranged outside the self-unhooking main body; the slip ring is provided with a fixing pin penetrating through the slip ring; the slip ring is respectively connected with a movable pin arranged in a corresponding cavity in the self-unhooking main body and a reset spring through a fixed pin of the slip ring; the reset spring and the fixed pin are respectively connected with a blocking body with a barb in the blocking body cavity at the bottom of the self-unhooking main body downwards through a movable pin spring; the head of the self-unhooking main body is provided with a cable groove which faces one side and is upwards 10-30 degrees and is transversely provided with a U-shaped opening, and the lower end of the self-unhooking main body is provided with a crab pot cable hole.

2. The crab pot self-unhooking device according to claim 1, wherein: barbs on two sides of the blocking body are arranged in barb grooves on two sides of the blocking body cavity.

3. The crab pot self-unhooking device according to claim 1, wherein: the self-unhooking main body and the blocking body are provided with screw holes at corresponding positions.

4. The crab pot self-unhooking device according to claim 1, wherein: the self-unhooking main body and the blocking body are provided with through fixing pin holes at corresponding positions.

5. The crab pot self-unhooking device according to claim 1, wherein: the two sides of the blocking body cavity are provided with slopes, and the two sides of the barbs on the two sides of the blocking body are provided with corresponding slopes.

6. The crab pot self-unhooking device according to claim 1, wherein: the opening of the movable pin cavity at the head of the self-unhooking main body and the cable groove are respectively provided with a square metal ring and a U-shaped metal ring which are connected together.

7. The crab pot self-unhooking device according to claim 1, wherein: the opening of the movable pin cavity at the head of the self-unhooking main body and the cable groove are respectively provided with a square metal ring and a U-shaped metal ring which are connected together, two sides of the square metal ring are respectively connected with an O-shaped metal ring downwards, and the O-shaped metal rings are arranged in rope holes of the crab pot.