CN216627167U

CN216627167U - Crab pot hook

Info

Publication number: CN216627167U
Application number: CN202123077158.3U
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 hook, which comprises: hook main part, sliding ring, spring and the screw body, wherein, the sliding ring has been arranged at the hook main part middle part of crab-cage hook, and the sliding ring middle part is partial to one side and is fixed with the stopper pin, has the spring chamber in hook main part one side, has spring and screw body in the chamber. The limiting pin hole and the cable groove at the head of the hook main body are respectively provided with a square metal ring and a U-shaped metal ring which are connected together. The metal ring faces downwards and is arranged around the crab pot rope hole. The advantages are that: through the optimal design, the spring can be installed quickly by utilizing the screw body, so that the crab pot hook is convenient and firm to install. The metal ring is utilized to greatly prolong the service life of the whole device.

Description

Crab pot hook

Technical Field

The utility model relates to the field of fishery, in particular to a crab pot hook which utilizes a spring and a sliding ring to enable a sliding pin to conveniently take off 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 crab cages in the market, so that the speed is greatly improved. Patent CN202023112271.6 automatic unhooking ware of crab-pot uses two room casings, because uses two pieces to combine, can appear the casing in the opening part fracture phenomenon of sliding part often in the in-service use, and live time is short, and assembly time is more of a specified duration moreover, causes the corresponding higher than of labour cost. 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 hook which comprises the following components:

the utility model provides a crab pot hook, which comprises: the crab pot hook comprises a hook main body, a sliding ring, a spring and a screw body, wherein the sliding ring is arranged at the middle upper part of the hook main body of the crab pot hook, a limit pin is fixed at the middle part of the sliding ring, which is deviated to one side, a fixed pin penetrates through a fixed pin straight notch of the hook main body and is connected with the upper end of the spring, a spring cavity is arranged in one side of the hook main body, and the spring and the screw body are arranged in the cavity; the hook main body is in an F shape and is divided into a head part and a body part; the head of the hook main body is a U-shaped cable groove which is horizontally inclined upwards by 10 to 30 degrees; a downward limiting pin hole is formed at the position, close to the opening, of the joint of the cable groove and the hook body; one side of the hook body part is provided with a limiting pin part, the other side of the hook body part is provided with a spring cavity part, and the length of the limiting pin part is one third to two thirds of that of the spring cavity; the upper part of the spring cavity is provided with a fixed pin straight notch, a spring is arranged in the cavity, a screw is arranged below the spring cavity, and a screw fixed pin is fixed below the spring; the bottom of the spring cavity is provided with a crab pot rope cavity which is provided with a crab pot rope hole.

A crab pot hook with an optimized structure is characterized in that a limit pin hole and a cable groove at the head of a hook main body are respectively provided with a square metal ring and a U-shaped metal ring which are connected together and 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 spring can be installed quickly by utilizing the screw body, so that the crab pot hook is convenient and firm to install. The metal ring is utilized to greatly prolong the service life of the whole device.

Drawings

Fig. 1 is an oblique view of a crab pot hook.

Fig. 2 is a cross-sectional view of the crab pot hook.

Fig. 3 is an oblique view of the crab pot hook body.

Fig. 4 is an oblique view of the crab pot hook slip ring.

Fig. 5 is an oblique view of the crab pot hook screw body.

Fig. 6 is an oblique view of the first embodiment of the crab pot hook fixing ring.

Fig. 7 is an oblique view of a second embodiment of the crab pot hook reinforcing ring.

Detailed Description

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

Fig. 1 to 5 show the structure of the crab pot hook, as shown in the figure, a slip ring 2 is arranged at the middle upper part of a hook main body 1 of the crab pot hook, a limit pin 5 is fixed at the middle part of the slip ring 2 biased to one side, a fixed pin penetrates through a fixed pin straight notch 9 of the hook main body 1 in the slip ring 2 and is connected with the upper end of a spring 8, the main function is that the slip ring 2 presses the spring 8 by external force, and the slip ring resets under the action of the spring 8 when no external force exists, so that a cable groove 4 is respectively in an open state and a closed state under the action of the limit pin 5; a spring cavity 6b is arranged in one side of the hook main body 1, and a spring 8 and a screw body 7 are arranged in the cavity and are integral components of the crab pot hook; the hook main body 1 is in an F shape, is divided into a head part and a body part, and is of an integral structure of the hook main body 1; the head of the hook main body 1 is a U-shaped cable groove 4 which is horizontally inclined upwards by ten degrees to thirty degrees, the head is a thick semi-cylindrical or square shape and is used for hanging and releasing a cable for tying the crab pot, the head is a bearing part, the cable is inclined by an angle so as to be convenient to be separated, the angle is not easy to be too large, otherwise, the limiting pin 5 of the sliding ring is easy to break, the upper part of the head cable groove 4 is provided with a notch corresponding to the top of the limiting pin, the limiting pin 5 can conveniently enter, and the top end of the limiting pin 5 is supported so as to enhance the cable blocking capability of the limiting pin 5; a downward limiting pin hole 6a is formed in the part, close to the opening, of the combination part of the cable groove 1 and the hook body part and used for enabling a limiting pin 5 to enter and move, the limiting pin 5 enters to enable the cable groove 4 to be closed, if a cable is arranged on the innermost side, the cable is hung, and if the limiting pin 5 is opened, the cable can be placed in or taken out; one side of the body part of the hook main body 1 is provided with a limiting pin part, the other side of the body part of the hook main body is provided with a spring cavity part, the length of the limiting pin part is one third to two thirds of that of the spring cavity, a limiting pin cavity 6a is arranged in the limiting pin cavity, the lower part of the limiting pin cavity is empty, the sliding ring 2 is convenient to put in and the weight of the hook main body is reduced, a blocking structure corresponding to the combination part of the sliding ring 2 and the limiting pin 5 is arranged on the limiting pin cavity 6a and the outer side of the head part, and the blocking structure is matched with a notch on the upper part of the head part and used for blocking the limiting pin 5 and the sliding ring 2 and enhancing the cable blocking capacity of the limiting pin 5; the upper part of the spring cavity 6b is provided with a fixed pin straight notch 9 which is shaped like a stadium runway and used for the fixed pin of the sliding ring 2 to pass and slide, a spring 8 is arranged in the cavity of the spring cavity 6b, used for the reset function, the lower part is provided with screw threads, the screw body 7 is arranged to facilitate the installation of the spring 8 and prevent the spring 8 from falling off, the lower part is fixed with a screw body fixing pin to prevent the spring body 7 from loosening and falling off after long-term use, the two sides of the hook main body 1 are provided with corresponding fixing pin holes 3c which are convenient for installing and fixing a screw body fixing pin, the screw body 7 is cylindrical, the two sides are provided with screw threads, the upper part of the spring 7 is provided with a platform used for abutting against the lower end of the spring 8, and a spring column which protrudes upwards can be arranged in the middle of the spring 8, so that the spring 8 is more conveniently fixed, and the middle of the bottom of the spring 7 is provided with a hexagon socket hole, so that a hexagon socket wrench can be conveniently used, and other notches for fastening can be used; the lowest part of the spring cavity 6b is a crab pot rope cavity, crab pot rope holes 3b are formed in the two sides of the hook main body 1 and are circular or in the shape of a stadium runway and other shapes, and the crab pot rope can be conveniently passed through and hung on the hook main body. The slip ring 2 is in a ring shape, the upper portion is small, the lower portion is large, force is conveniently exerted, a channel corresponding to the body portion of the hook main body 1 is arranged in the middle, weight reducing cavities are formed in the periphery of the channel, a limiting pin 5 is arranged in the lateral direction of the slip ring and upwards, a slope is formed in the outer side of the top of the limiting pin 5, a cable can conveniently enter the slip ring, the inner side of the slip ring is straight, and the cable is conveniently prevented from being separated from the slip ring.

Fig. 6 and 7 show the construction of two embodiments of the crab pot hook reinforcing ring, and as shown in the drawing, the second embodiment is different from the first embodiment in that the metal ring 10 of the first embodiment has a square metal ring and a "U" -shaped metal ring connected together at a stopper pin hole and a cable groove of the head portion of the hook body for reinforcing the head portion and a stopper pin cavity hole, respectively. The eyelet 10a of the second embodiment has a eyelet facing down and around the hole of the crab pot rope 3b as in the first embodiment, for reinforcing the crab pot rope hole 3 b. Wholly strengthen crab pot hook.

The crab pot hook is installed in a mode that the slip ring 2 is sleeved on the hook main body 1, the fixing pin is arranged, the spring 8 is installed in an inverted mode, then the screw body 7 is installed, the fixing pin of the screw body is arranged, and installation is completed, so that the crab pot hook is convenient and rapid to install. The operation mode of the crab pot self-unhooking is as follows: a crab pot rope with a crab pot is hung in the crab pot rope hole 3b, the sliding ring 2 is pressed down to enable the limiting pin 5 to be pressed down, the cable rope groove 4 is opened to enable the crab pot to be hooked on a cable rope, the sliding ring 2 is loosened to enable the cable rope groove 4 to be closed, the crab pot is hung one by one and placed in the sea until the crab pot is hung at the last; when the crab pot is collected, the machine pulls the cable, so that the crab pot is automatically unhooked to impact the automatic hooking device, the sliding ring 2 drives the limiting pin 5 to press downwards, the cable groove 4 is opened, the cable is rapidly unhooked, the crab pot hook drives the crab pot to fall down to complete the collection of one crab pot, and then the crab pot is collected until all crab pots are collected completely.

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

Claims

1. A crab pot hook, comprising: from unhook main part, sliding ring, spring and screw body, characterized by: a slip ring is arranged at the middle upper part of the hook main body of the crab pot hook; a limit pin is fixed at the middle part of the slip ring, which is deviated to one side; a fixed pin penetrates through the fixed pin straight notch of the hook main body and is connected with the upper end of the spring; a spring cavity is arranged in one side of the hook main body, and a spring and a screw body are arranged in the cavity.

2. The crab pot hook of claim 1, wherein: the hook main body is in an F shape and is divided into a head part and a body part; the head of the hook main body is a U-shaped cable groove which is horizontally inclined upwards by 10 to 30 degrees; a downward limiting pin hole is formed at the position, close to the opening, of the joint of the cable groove and the hook body; one side of the hook body part is a limiting pin part, the other side of the hook body part is a spring cavity part, and the length of the limiting pin part is one third to two thirds of the length of the spring cavity.

3. The crab pot hook of claim 1, wherein: the upper part of the spring cavity is provided with a fixed pin straight notch, a spring is arranged in the cavity, a screw is arranged below the spring cavity, and a screw fixed pin is fixed below the spring; the bottom of the spring cavity is provided with a crab pot rope cavity which is provided with a crab pot rope hole.

4. The crab pot hook of claim 1, wherein: the limiting pin hole and the cable groove at the head part of the self-unhooking main body are respectively provided with a square metal ring and a U-shaped metal ring which are connected together; the metal ring is downward and arranged around the crab pot rope hole.