CN211881821U - Automatic crab pot locking device - Google Patents

Abstract

The utility model discloses an automatic change crab pot locking device, include: the sliding guide sleeve, the lock catch inner core and the lock rod are arranged on the sliding guide sleeve; a guide groove is arranged in the lock catch inner core, the lock rod is slidably arranged in the guide groove, and a first return spring is sleeved on the lock rod; a limiting through groove is formed in the guide groove, a clamping pin is fixed on the sliding guide sleeve, the clamping pin penetrates through the limiting through groove and abuts against the lock rod, a cable clamping hook is arranged on the lock catch inner core, and a first inclined guide surface is arranged at the end part of the lock rod; when the locking device works, the external rope pushes the first inclined guide surface to enable the locking rod to descend, and the rope is locked after being separated from the first inclined guide surface; when the sliding guide sleeve slides downwards, the bayonet lock drives the lock rod to descend, so that the rope is separated from the rope clamping hook. The utility model relates to an automatic change crab pot locking device, the upper end of locking lever is equipped with first oblique guide surface, can drive the locking lever after promoting first oblique guide surface through the cable and descend and realize the hasp state, can unblock this locking device behind the drop-down sliding guide sleeve, and this locking device need not to use the switch when the unblock.

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 easily generates the phenomenon of locking hooks caused by external force touching the switch in the disassembling process, the actual use is not facilitated, and the disassembling and locking hook process needs manual operation, so that the use is inconvenient.

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 the problem that ordinary locking device operation is complicated among the prior art, needs the manual work to dismantle and lock.

(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 lock rod are arranged on the sliding guide sleeve; the lock catch inner core is divided into a first lock catch and a second lock catch, the first lock catch and the second lock catch are symmetrical, the first lock catch and the second lock catch can be disassembled and assembled so as to facilitate installation of internal parts, the lock catch inner core is slidably installed in the sliding guide sleeve, a second reset spring is installed between the sliding guide sleeve and the lock catch inner core, the second reset spring is used for resetting after the sliding guide sleeve is pulled down, a guide groove is formed in the lock catch inner core, the lock rod is slidably installed in the guide groove, and the lock rod is sleeved with the first reset spring; a limiting through groove is formed in the guide groove, a clamping pin is fixed on the sliding guide sleeve, the clamping pin penetrates through the limiting through groove and abuts against the upper portion of the bending portion of the lock rod, the clamping pin can slide up and down in the limiting through groove, the limiting through groove is a kidney-shaped groove and plays a limiting role, the lock rod can be driven to descend through the bending portion when the clamping pin slides down, and the first reset spring can drive the lock rod to reset through the lower end face of the bending portion; the lock catch inner core is provided with a rope cable hook, the end part of the lock rod is provided with a first oblique guide surface, the end part of the rope cable hook is provided with a second oblique guide surface so as to be separated from the rope cable hook after the rope cable is unhooked, the lock catch inner core is provided with a clamping groove corresponding to the lock rod, the lock rod is clamped into the clamping groove under the locking state so as to play a role in positioning reinforcement, the guide groove is provided with an oblique groove matched with the lock rod, the end part of the lock rod is arranged in the oblique groove after the lock rod is descended, the bottom of the lock catch inner core is provided with a connecting hole, the connecting hole is used for connecting an external crab pot, the lock rod, the first reset spring and the second reset spring are made of stainless steel, and the lock catch device can contact with seawater when being in the sea, so that the service life of the lock catch device is prolonged by using the stainless, the lock catch inner core is provided with a limiting end face to prevent the sliding guide sleeve from excessively sliding downwards and then damaging the bayonet lock; when the locking device works, the external rope pushes the first inclined guide surface to enable the locking rod to descend along the guide groove, when the locking rod descends for a distance, the rope is separated from the first inclined guide surface and enters the rope clamping hook, and the first return spring drives the locking rod to ascend and then locks the rope in the rope clamping hook; after the sliding guide sleeve slides downwards through external force, the clamping pin drives the lock rod to descend, unlocking of the cable clamping hook is achieved, the cable is taken out, the second reset spring drives the sliding guide sleeve to reset after the sliding guide sleeve is loosened, and meanwhile the first reset spring drives the lock rod to reset.

(III) advantageous effects

The utility model relates to an automatic change crab pot locking device, install the locking lever in the inside guide way of hasp inner core slidable, the upper end of this locking lever is equipped with first oblique spigot surface, can drive the locking lever after promoting first oblique spigot surface through the cable and descend and realize the hasp state, bayonet lock on the slip guide pin bushing can drive the locking lever and descend, can unblock this locking device behind the drop-down slip guide pin bushing, compare in ordinary locking device, this locking device need not manual operation when the closure cable, drop-down slip guide pin bushing during the unblock, and can realize the closure that resets automatically, need not to use the switch, it is more convenient to wholly use.

Drawings

Fig. 1 is a sectional view of an automatic crab pot locking device of the present invention;

fig. 2 is a perspective view of the automatic crab pot locking device of the present invention;

fig. 3 is a perspective view of the locking inner core of the automatic crab pot locking device of the present invention;

fig. 4 is a front view of the second lock catch of the automatic crab pot locking device of the present invention.

Wherein: the device comprises a sliding guide sleeve 1, a lock catch inner core 2, a lock bar 3, a guide groove 4, a first reset spring 5, a limiting through groove 6, a bayonet pin 7, a bent part 8, a rope clamping hook 9, a first oblique guide surface 10, a clamping groove 11, an oblique groove 12, a second reset spring 13, a connecting hole 14, a second oblique guide surface 15, a limiting blocking surface 16, a first lock catch 201 and a second lock catch 202.

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. 1-4, 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 lock rod 3; the lock catch inner core 2 can be slidably arranged in the sliding guide sleeve 1, a second reset spring 13 is arranged between the sliding guide sleeve 1 and the lock catch inner core 2, the second reset spring 13 is sleeved on the lock catch inner core 2, one end of the second reset spring 13 abuts against the lock catch inner core 2, the other end of the second reset spring 13 abuts against the inner wall of the sliding guide sleeve 1, and the second reset spring 13 can drive the sliding guide sleeve 1 to reset upwards; the lock catch inner core 2 is divided into a first lock catch 201 and a second lock catch 202, the first lock catch 201 and the second lock catch 202 are symmetrical in structure, a plurality of mounting holes are formed in the lock catch inner core 2 so as to fix the first lock catch 201 and the second lock catch 202 after mounting, other parts can be conveniently mounted inside the lock catch inner core 2 in a symmetrical mounting mode, dismounting and mounting are facilitated, a guide groove 4 is formed in the lock catch inner core 2, the lock rod 3 can be slidably mounted in the guide groove 4, and the lock rod 3 is sleeved with a first reset spring 5; a limiting through groove 6 is arranged in the guide groove 4, a bayonet pin 7 is fixed on the sliding guide sleeve 1, the bayonet pin 7 passes through the limiting through groove 6 and is abutted against the upper part of a bending part 8 of the lock rod 3, the limiting through groove 6 is a kidney-shaped groove and plays the role of limiting the bayonet pin 7, the lock rod 3 can be driven by the bending part 8 to descend in the downward process through pulling down the sliding guide sleeve 1, one end of a first reset spring 5 is abutted against the lower end surface of the bending part 8 and can drive the lock rod 3 to ascend and reset, a cable clamping hook 9 is arranged on the lock catch inner core 2, a first inclined guide surface 10 is arranged at the end part of the lock rod 3, a clamping groove 11 corresponding to the lock rod 3 is arranged on the lock catch inner core 2, the end part of the first inclined guide surface 10 is clamped into the clamping groove 11 during locking, so that an external cable is locked in the cable clamping hook 9, an inclined groove 12 matched with the lock, the locking rod 3 can descend after being stressed, at the moment, the inclined plane at the top end of the locking rod 3 abuts against the inclined open slot 12, the bottom of the locking buckle inner core 2 is provided with a connecting hole 14, the connecting hole 14 is used for connecting an external crab pot, and the end surface of the rope clamping hook 9 is provided with a second inclined guide surface 15 so that the rope can be separated from the rope clamping hook 9 after unhooking; when the locking device works, the external rope pushes the first inclined guide surface 10 to enable the locking rod 3 to descend, the rope is separated from the first inclined guide surface 10 and enters the rope clamping hook 9 after the locking rod 3 descends by a distance, and the first return spring 5 drives the locking rod 3 to ascend and then locks the rope in the rope clamping hook 9; after making sliding guide sleeve 1 slide down through external force, sliding guide sleeve 1 drives locking lever 3 through bayonet lock 7 and descends, make rope cable pothook 9 get back to the unblock state once more, can take out the rope cable from rope cable pothook 9 this moment, in this embodiment, because locking device need place in the sea water when using, and guide way 4 inside leads to water, consequently locking lever 3, first reset spring 5 and second reset spring 13 all adopt No. 45 stainless steel as the material, in order to avoid repetitious usage back locking lever 3 to rust, thereby influence locking device's life, in this embodiment, be equipped with spacing terminal surface 16 on the hasp inner core 2, in order to prevent sliding guide sleeve 1 and cause bayonet lock 7 to contact behind the excessive gliding deformation damage of spacing draw-in groove 6.

The utility model relates to an automatic change crab pot locking device, can slide each other between slip guide pin bushing and the hasp inner core, install the locking lever in the inside guide way of hasp inner core slidable, the upper end of this locking lever is equipped with first oblique guide surface, can drive the locking lever after promoting first oblique guide surface through the rope and descend and can go into the rope card in the rope card pothook, and first reset spring can drive the ascending realization hasp state of locking lever, bayonet lock on the slip guide pin bushing can drive the locking lever decline after contacting with the portion of bending of locking lever, can unblock this locking device behind the drop-down slip guide pin bushing, thereby take out the rope, compare in ordinary locking device, this locking device need not manual operation when locking the rope, only need drop-down slip guide pin bushing during the unblock, and can realize the closure that resets automatically, it is more convenient to wholly use.

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 (9)

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 lock rod (3); the lock catch inner core (2) is slidably arranged in the sliding guide sleeve (1), a guide groove (4) is formed in the lock catch inner core (2), the lock rod (3) is slidably arranged in the guide groove (4), and a first return spring (5) is sleeved on the lock rod (3); a limiting through groove (6) is formed in the guide groove (4), a clamping pin (7) is fixed on the sliding guide sleeve (1), the clamping pin (7) penetrates through the limiting through groove (6) and abuts against the upper portion of a bending portion (8) of the lock rod (3), a cable clamping hook (9) is arranged on the lock catch inner core (2), and a first inclined guide surface (10) is arranged at the end portion of the lock rod (3); when the device works, the external rope pushes the first inclined guide surface (10) to drive the lock rod (3) to descend, so that the rope enters the rope clamping hook (9), and the first return spring (5) drives the lock rod (3) to ascend and then lock the rope; when the rope is unhooked, the sliding guide sleeve (1) is pulled downwards, the locking pin (7) drives the locking rod (3) to descend, and the rope is separated from the rope clamping hook (9).

2. The automated crab pot latching device of claim 1, wherein: and a clamping groove (11) corresponding to the lock rod (3) is arranged on the lock catch inner core (2).

3. The automated crab pot latching device of claim 1, wherein: the guide groove (4) is provided with an inclined groove (12) matched with the lock rod (3).

4. The automated crab pot latching device of claim 1, wherein: and a second reset spring (13) is arranged between the sliding guide sleeve (1) and the lock catch inner core (2).

5. The automated crab pot latching device of claim 1, wherein: the lock catch inner core (2) is divided into a first lock catch (201) and a second lock catch (202), and the first lock catch (201) and the second lock catch (202) are symmetrical in structure.

6. The automated crab pot latching device of claim 1, wherein: the bottom of the lock catch inner core (2) is provided with a connecting hole (14).

7. The automated crab pot latching device of claim 4, wherein: the lock rod (3), the first return spring (5) and the second return spring (13) are all made of stainless steel.

8. The automated crab pot latching device of claim 1, wherein: the limiting through groove (6) is a kidney-shaped groove.

9. The automated crab pot latching device of claim 1, wherein: the end part of the cable hook (9) is provided with a second inclined guide surface (15), and the lock catch inner core (2) is provided with a limiting blocking surface (16).

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