CN211746344U

CN211746344U - Automatic crab pot locking device

Info

Publication number: CN211746344U
Application number: CN202020309719.4U
Authority: CN
Inventors: 柴华南
Original assignee: Ningbo Juxiang Auto Fittings Co ltd
Current assignee: Ningbo Juxiang Auto Fittings Co ltd
Priority date: 2019-07-11
Filing date: 2019-07-11
Publication date: 2020-10-27
Anticipated expiration: 2029-07-11
Also published as: CN210352798U

Abstract

The utility model discloses an automatic change crab pot locking device, include: the sliding guide sleeve, the lock catch inner core and the hinge block; the lock catch inner core is slidably arranged in the sliding guide sleeve, an installation groove is formed in the lock catch inner core, the hinge block is hinged in the installation groove, a rope clamping hook is arranged on the lock catch inner core, and the hinge block penetrates through the rope clamping hook; a raised clamping block is arranged on the hinge block, and a clamping groove corresponding to the clamping block is arranged on the sliding guide sleeve; the clamping block is arranged in the clamping groove. The utility model relates to an automatic change crab pot locking device, inject the slip guide pin bushing through the hinge piece with installing on the hasp inner core to and promote the hinge piece motion with the spring, when making this locking device be difficult to the latch hook, only need when needing the latch hook promote the hinge piece with the rope promote the hinge piece leave the slip guide pin bushing can, more convenient and safety in operation process.

Description

Automatic crab pot locking device

Technical Field

The utility model relates to a fishing tackle technical field especially relates to an automatic change crab pot locking device.

Background

Swimming crabs live in the deep ditch area of the sea bottom, large-scale net tools cannot be generally used for catching because the sea bottom has unimaginable sundries and riprap, and crab cages are common cage type fishing tools for catching the swimming crabs, are composed of fixed or movable frames and net covers arranged outside the frames, and are net-shaped tools for catching the crabs. The crab pot belongs to pot type fishing gear on the fishing, and is generally used for fishing crabs at present; one end of the crab pot is tied with a rope for the operation of retracting the crab pot, and the cylindrical outer edge is wrapped with a netting.

The existing crab pot locking device keeps the state of unhooking and locking hooks through locking of the locking inner core and the sliding guide sleeve, and avoids the automatic locking hooks of the locking device by adding the switch keys, although the mode is easy to disassemble, the locking device is easy to generate the phenomenon that the locking hooks are touched and switched by external force in the disassembling process, and the actual use is not facilitated.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The to-be-solved technical problem of the utility model is to provide an automatic change crab pot locking device to overcome among the prior art ordinary locking device and result in the problem of latch hook because of external force touching easily.

(II) technical scheme

In order to solve the technical problem, the utility model provides an automatic change crab pot locking device, include: the sliding guide sleeve, the lock catch inner core and the hinge block; the lock catch inner core is slidably arranged in the sliding guide sleeve, an installation groove is formed in the lock catch inner core, the hinge block is hinged in the installation groove, a pushing spring is further arranged at the upper end of the installation groove, one end of the pushing spring abuts against the hinge block and is used for pushing the hinge block so as to provide resistance for the hinge block and avoid an automatic lock hook of the lock catch device; a raised clamping block is arranged on the hinge block, and a clamping groove corresponding to the clamping block is arranged on the sliding guide sleeve; a first reset spring is arranged between the sliding guide sleeve and the lock catch inner core, one end of the first reset spring is abutted against the lock catch inner core, the other end of the first reset spring is abutted against the sliding guide sleeve, and the lock catch inner core is fixed with the crab pot, so that the first reset spring provides upward elastic force for the sliding guide sleeve; the lock catch inner core is provided with a rope clamping hook, the hinge block penetrates through the rope clamping hook, and the clamping block is arranged in the clamping groove to limit the sliding guide sleeve in a unhooking state; when the device is used for locking a hook, the cable clamping hook is buckled on an external cable, the cable is abutted against the hinge block at the moment, the hinge block is pushed by the external cable to enable the clamping block to be separated from the clamping groove, the resistance force applied to the sliding guide sleeve disappears at the moment, the sliding guide sleeve is driven by the first reset spring to ascend, the sliding guide sleeve enables the cable to be locked in the cable clamping hook, and the device is enabled to form a hook locking state.

Furthermore, a second reset spring is arranged in the lock catch inner core, a positioning ball is arranged at one end of the second reset spring, a positioning groove corresponding to the positioning ball is formed in the sliding guide sleeve, and the positioning ball is pushed out by the second reset spring under the state of the lock hook, so that the positioning ball is clamped in the positioning groove.

Furthermore, a limiting groove is formed in the lock catch inner core, a limiting bolt is mounted on the sliding guide sleeve, and the sliding stroke of the sliding guide sleeve relative to the lock catch inner core is limited by the limiting groove.

Furthermore, an arc-shaped through groove corresponding to the cable hook is formed in the sliding guide sleeve, and the cable hook and the arc-shaped through groove are used for fixing a cable.

Furthermore, the bottom of the lock catch inner core is provided with a connecting hole, and the connecting hole is used for connecting an external crab pot.

(III) advantageous effects

The utility model relates to an automatic change crab pot locking device, inject the slip guide pin bushing through the hinge piece with installing on the hasp inner core to and promote the hinge piece motion with the spring, when making this locking device be difficult to the latch hook, only need when needing the latch hook promote the hinge piece with the rope promote the hinge piece leave the slip guide pin bushing can, more convenient and safety in operation process.

Drawings

Fig. 1 is a sectional view of the unhooking state of the automatic crab pot locking device of the utility model;

FIG. 2 is a perspective view of the automatic crab pot locking device in an unhooking state;

fig. 3 is a perspective view of the locking hook state of the locking device of the automatic crab pot.

Wherein: the device comprises a sliding guide sleeve 1, a lock catch inner core 2, a hinge block 4, a first return spring 5, a second return spring 6, a positioning ball 7, a limiting bolt 8, a clamping groove 103, a positioning groove 104, a limiting boss 202, a cable clamping hook 203, a mounting groove 204, a propelling spring 205, a limiting groove 206, a connecting hole 207 and a clamping block 401.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

Referring to fig. 1-3, the utility model relates to an automatic change crab pot locking device, include: the sliding guide sleeve 1, the lock catch inner core 2 and the hinge block 4; referring to fig. 1, a latch inner core 2 is slidably installed in a sliding guide sleeve 1, an installation groove 204 is formed in the latch inner core 2, a hinge block 4 is hinged in the installation groove 204, a spring groove is formed in the top of the installation groove 204, a push spring 205 is installed in the spring groove, and one end of the push spring 205 abuts against the hinge block 4 and is used for providing elasticity for the hinge block 4 and avoiding the situation that the latch hook of the latch device is caused after the hinge block 4 is separated from the sliding guide sleeve 1; referring to fig. 2, a protruding latch 401 is disposed on the hinge block 4, a latch slot 103 corresponding to the latch 401 is disposed on the sliding guide sleeve 1, and the latch slot 103 is used for limiting the latch 401, so as to fix the sliding guide sleeve 1 through the hinge block 4.

Referring to fig. 1 and 3, a limiting groove 206 is arranged on the latch inner core 2, a limiting bolt 8 is mounted on the sliding guide sleeve 1, the limiting bolt 8 can move in the limiting groove 206, the limiting groove 206 is used for limiting the sliding distance of the sliding guide sleeve 1 relative to the latch inner core 2, a first return spring 5 is mounted between the sliding guide sleeve 1 and the latch inner core 2, one end of the first return spring 5 abuts against the latch inner core 2, and the other end abuts against the sliding guide sleeve 1 and is used for driving the sliding guide sleeve 1 to move when the latch hook is locked; a second return spring 6 is arranged in the lock catch inner core 2, one end of the second return spring 6 is provided with a positioning ball 7, and the sliding guide sleeve 1 is provided with a positioning groove 104 corresponding to the positioning ball 7; the lock catch inner core 2 is provided with a rope hook 203, the hinge block 4 penetrates through the rope hook 203, the sliding guide sleeve 1 is provided with an arc-shaped through groove 102, and a closed space between the rope hook 203 and the arc-shaped through groove 102 is used for locking a rope; the bottom of the lock catch inner core is provided with a connecting hole 207 which is used for connecting an external crab pot; when the sliding guide sleeve is in the unhooking state, the clamping block 401 is arranged in the clamping groove 103 to limit the movement of the sliding guide sleeve 1; during the latch hook, the cable pothook 203 is buckled on the external cable, the cable is in contact with the hinge block 4, the locking device is pushed to the external cable, the cable pushes the hinge block 4 inwards, the clamping block 401 is separated from the clamping groove 103, the limitation of the hinge block 4 on the sliding guide sleeve 1 disappears at the moment, the sliding guide sleeve 1 is driven by the first reset spring 5 to ascend until the limiting bolt 8 is clamped at the top end of the limiting groove 206, the sliding guide sleeve 1 locks the cable in the cable pothook 203 at the moment to form a locking state, meanwhile, the second reset spring 6 pushes the positioning ball 7 out, the positioning ball 7 is clamped in the positioning groove 104, and the unhooking phenomenon caused by the downward movement of the sliding guide sleeve 1 is avoided.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an automatic change crab pot locking device which characterized in that includes: the sliding guide sleeve (1), the lock catch inner core (2) and the hinge block (4); the lock catch inner core (2) is slidably arranged in the sliding guide sleeve (1), an installation groove (204) is formed in the lock catch inner core (2), the hinge block (4) is hinged in the installation groove (204), a cable clamping hook (203) is arranged on the lock catch inner core (2), and the hinge block (4) penetrates through the cable clamping hook (203); a convex clamping block (401) is arranged on the hinge block (4), and a clamping groove (103) corresponding to the clamping block (401) is arranged on the sliding guide sleeve (1); the clamping block (401) is arranged in the clamping groove (103); when the hook is locked, the cable hook (203) is buckled on an external cable, and the external cable pushes the hinge block (4) to separate the fixture block (401) from the fixture groove (103) to form a locking hook state.

2. The automated crab pot latching device of claim 1, wherein: and a pushing spring (205) is further installed in the installation groove (204), and one end of the pushing spring (205) abuts against the hinge block (4).

3. The automated crab pot latching device of claim 1, wherein: a first reset spring (5) is installed between the sliding guide sleeve (1) and the lock catch inner core (2), a second reset spring (6) is arranged in the lock catch inner core (2), a positioning ball (7) is arranged at one end of the second reset spring (6), and a positioning groove (104) corresponding to the positioning ball (7) is formed in the sliding guide sleeve (1).

4. The automated crab pot latching device of claim 1, wherein: the lock catch inner core (2) is provided with a limiting groove (206), and the sliding guide sleeve (1) is provided with a limiting bolt (8).

5. The automated crab pot latching device of claim 1, wherein: an arc-shaped through groove (102) corresponding to the cable hook (203) is arranged on the sliding guide sleeve (1).

6. The automated crab pot latching device of claim 1, wherein: the bottom of the lock catch inner core is provided with a connecting hole (207).