CN222576387U - Double-linkage screwing and locking mechanism - Google Patents

Abstract

The utility model discloses a double-linkage screwing and locking mechanism, which relates to the technical field of locking mechanisms and comprises a bottom plate, wherein a fixing seat is fixedly arranged on the bottom plate, a torsion spring and a trigger inserted in the torsion spring are arranged on the fixing seat, a positioning plate is arranged on the trigger, a connecting sheet is arranged above the trigger, a pin hole is arranged on the connecting sheet, a concave hole is further formed in the connecting sheet, a bump is arranged at the top of the trigger, the bump can be inserted into the concave hole, a movable circular plate is further arranged on the connecting sheet, a pin shaft inserted in the pin hole is fixedly arranged at the bottom of the circular plate, a knob is connected with the circular plate through a screw, a torsion spring II is further arranged between the knob and the circular plate, and an external shell is connected above the fixing seat through the screw. The utility model has the decorative effect, reverse side of the functional structure, any screwing of the functional structure and the double screwing heads can be linked, so that the locking mechanism of the device can be opened, and the device can be locked without manual pressing when closed, thereby being convenient to use.

Description

Double-linkage screwing and locking mechanism

Technical Field

The utility model relates to the technical field of a locking mechanism, in particular to a double-linkage screwing locking mechanism.

Background

At present, bags such as handbags, knapsack and traveling cases are mostly provided with locking structures for fixing cover bodies, at present, various bags on the market are provided with a plurality of locking patterns, and the locking patterns of the bags on the market are various, namely, magnetic attraction type, button type, pressing type and the like.

In the patent of China patent application No. CN201510548879.8, a lock catch structure and a case with the lock catch structure are proposed, wherein a lock body part comprises a lock body pipe and a sliding component which is arranged in the lock body pipe in a sliding manner, when the lock is unlocked, a user lightly dials the lock body part to enable the lock body part to swing longitudinally to be transverse and be adsorbed and positioned by a magnetic part, the lock body part is not easy to fall down by itself, the sliding component can slide in a direction far away from the bottom of the lock body pipe, when the lock is locked, the user reversely lightly dials the lock body part to enable the lock body part to swing transversely to be longitudinal, the sliding component can slide towards the bottom of the lock body pipe under the action of gravity, so that the lock body part is homeopathic and returns quickly, the sliding component plays a certain weight balancing role, the lock body part cannot swing randomly by itself, the lock catch structure is convenient to unlock and lock, the reliability is high, and the use of the user is convenient.

However, the prior art and the above patent have found that the functionality, interest and convenience of the existing locking mechanism are often not compatible and need to be improved. Thus, a double-linkage twist-lock mechanism is proposed herein.

Disclosure of utility model

Technical problem to be solved

The utility model aims to make up the defects of the prior art, provides a double-linkage screwing and locking mechanism which can be used for the decoration effect and the functional characteristic of luxury handbag, increases the use interestingness of a double-linkage switch, solves the problem that the buffer capacity is lost after the double-linkage switch is worn due to mechanical friction, and makes a brand new design on the structure.

Technical proposal

The double-linkage screwing lock mechanism comprises a bottom plate, a fixing seat is fixedly arranged on the bottom plate, a torsion spring and a trigger inserted in the torsion spring are arranged on the fixing seat, a connecting piece is arranged above the trigger, a pin hole is arranged on the connecting piece, a concave hole is further formed in the connecting piece, a convex point is arranged at the top of the trigger, the convex point can be inserted into the concave hole, a movable circular plate is further arranged on the connecting piece, a pin shaft inserted in the pin hole is fixedly arranged at the bottom of the circular plate, a knob is connected with the circular plate through a screw, a torsion spring is further arranged between the knob and the circular plate, an external shell is connected above the fixing seat through the screw, the two screwing heads are screwed to rotate clockwise to a position between the two degrees, the two linkage lever connecting pieces are driven to enable the connecting pieces to be separated from the trigger positioning convex point, the trigger is in the lock hole of the connecting piece at the moment, the trigger can be clamped in the lock hole of the connecting piece at the moment, the same time, the trigger can be in an open state, and when the trigger is locked, the trigger is touched to the lock, the trigger is enabled to move downwards, and the connecting piece is enabled to be separated from the connecting piece, a reset function is enabled to be automatically, and the two opposite sides can be closed, and the double-locking mechanism can be conveniently closed.

Preferably, the bottom plate and the fixing seat are connected through screws.

Preferably, the fixing seat is internally provided with a mounting groove for mounting the torsion spring and the trigger.

Preferably, the outside fixedly connected with of outside casing goes up fixed plate and lower fixed plate, just go up fixed plate and lower fixed plate adjacent one side all is provided with the mounting.

Preferably, the circular plate and the knob are provided with mounting grooves for mounting the torsion spring II.

Preferably, an opening is provided on one side of the outer housing, and one side of the trigger penetrates to the outside of the opening.

The beneficial effects are that:

compared with the prior art, the double-linkage screwing and locking mechanism has the following beneficial effects:

the utility model has the decorative effect, the reverse side of the functional structure is screwed at will, the double screwing heads can be linked, the locking mechanism of the device can be opened, and the device can be locked without manual pressing when being closed, so that the device has good decorative effect, strong interestingness, good use effect and convenient use.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic view of the structure of the connecting sheet of the present utility model;

FIG. 4 is a schematic view of the structure of the trigger of the present utility model;

fig. 5 is a schematic structural view of the connecting sheet and the circular plate of the present utility model.

In the figure:

1. A bottom plate; 2, a fixed seat, 3, a torsion spring, 4, a trigger, 5, a connecting sheet, 6, a circular plate, 7, a knob, 8, a torsion spring II, 9, an outer shell, 10, an upper fixing plate, 11 and a lower fixing plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the utility model provides a technical scheme that a double-linkage screwing locking mechanism comprises a bottom plate 1, a fixing seat 2 is fixedly arranged on the bottom plate 1, a torsion spring 3 and a trigger 4 inserted in the torsion spring 3 are arranged on the fixing seat 2, a connecting piece 5 is arranged above the trigger 4, a pin hole 501 is arranged on the connecting piece 5, a concave hole 502 is further arranged on the connecting piece 5, a bump 401 is arranged at the top of the trigger 4, the bump 401 can be inserted into the concave hole 502, a movable circular plate 6 is further arranged on the connecting piece 5, a pin shaft 601 inserted in the pin hole 501 is fixed at the bottom of the circular plate 6, a knob 7 is connected with the circular plate 6 through a screw, a torsion spring II 8 is further arranged between the knob 7 and the circular plate 6, an outer shell 9 is also connected above the fixing seat 2 through the screw, the two screwing heads are screwed clockwise to be rotated to a range between 75-80 degrees, the two inner lever connecting pieces 5 are driven to separate the connecting pieces 5 from the trigger 4, at the moment, the trigger 4 is clamped inside the connecting piece 5 under the action of the lever, the trigger 4 can be automatically locked, the trigger 4 can be locked and blocked in the connecting piece 5 at the moment, the trigger 4 can be automatically locked in the state and can be automatically unlocked, and the trigger 4 can be automatically locked in a reverse state can be automatically unlocked, and can be automatically unlocked when the trigger 4 is in a reverse locking device can be automatically and can be unlocked, and can be conveniently unlocked when the trigger device is in a reverse locking mechanism can be turned, and can be conveniently when the two-locking mechanism is turned.

Please refer to fig. 1 and 2, the bottom plate 1 and the fixing base 2 are connected by screws as well, and the fixing base 2 is internally provided with a mounting groove for mounting the torsion spring 3 and the trigger 4, the outer part of the outer casing 9 is fixedly connected with an upper fixing plate 10 and a lower fixing plate 11, the adjacent sides of the upper fixing plate 10 and the lower fixing plate 11 are respectively provided with a fixing piece, one side of the outer casing 9 is provided with an opening, one side of the trigger 4 penetrates to the outside of the opening, and the circular plate 6 and the knob 7 are respectively provided with a mounting groove for mounting the torsion spring two 8.

The working principle is that the two twisting heads are twisted to rotate clockwise to 75-80 degrees, the two linkage lever connecting pieces 5 are driven to enable the connecting pieces 5 to be separated from the trigger 4 positioning protruding points, under the action of the lever, the trigger 4 moves into a lock hole of the connecting piece 5 to clamp the trigger 4 to complete unlocking action, the lock is in an open state at the same time, when the lock is locked, the trigger 4 touching the lock is contacted, the trigger 4 moves downwards, the connecting pieces 5 are pushed to be separated from the bolts of the trigger 4, and under the action of the torsion spring II 8, the connecting pieces 5 automatically move rightward, so that the two knobs 7 are reset and locked.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The double-linkage screwing and locking mechanism comprises a bottom plate (1) and is characterized in that a fixing seat (2) is fixedly arranged on the bottom plate (1), a torsion spring (3) is arranged on the fixing seat (2) and a trigger (4) inserted into the torsion spring (3), positioning is arranged on the trigger (4), a connecting sheet (5) is arranged above the trigger (4), a pin hole (501) is arranged on the connecting sheet (5), a concave hole (502) is further arranged on the connecting sheet (5), a convex point (401) is arranged at the top of the trigger (4), the convex point can be inserted into the concave hole, a movable circular plate (6) is further arranged on the connecting sheet (5), a pin shaft (601) inserted into the pin hole (501) is fixedly arranged at the bottom of the circular plate (6), a knob (7) is connected with the circular plate (6) through a screw, a torsion spring II (8) is further arranged between the knob (7) and the circular plate (6), and an outer shell (9) is also connected with the upper side of the fixing seat (2) through a screw.

2. The double-linkage screwing mechanism according to claim 1 is characterized in that the base plate (1) and the fixed seat (2) are connected by screws.

3. The double-linkage screwing mechanism of claim 1, wherein the fixing seat (2) is internally provided with a mounting groove for mounting the torsion spring (3) and the trigger (4).

4. The double-linkage screwing mechanism as claimed in claim 1, wherein an upper fixing plate (10) and a lower fixing plate (11) are fixedly connected to the outside of the outer shell (9), and fixing pieces are arranged on one sides, adjacent to the upper fixing plate (10) and the lower fixing plate (11), of the outer shell.

5. The double-linkage screwing mechanism of claim 1, wherein the circular plate (6) and the knob (7) are provided with mounting grooves for mounting the torsion spring II (8).

6. A double-linkage screwing mechanism according to claim 1, wherein one side of the outer housing (9) is provided with an opening, and one side of the trigger (4) extends through to the outside of the opening.