CN220580753U - Oblique tongue reversing structure of mechanical lock body - Google Patents

Abstract

The utility model discloses a bevel tongue reversing structure of a mechanical lock body, which comprises a bevel tongue, a movable shaft, a reversing support, a positioning gasket, a spring, a movable support, a shifting piece and a lock shell, wherein the lock shell is provided with a guide hole, the bevel tongue is provided with a rotation limiting part, the rotation limiting part can be transversely arranged in the guide hole, the bevel tongue is connected with one end of the movable shaft, the positioning gasket is arranged in the lock shell, one end of the spring is connected with the bevel tongue, the other end of the spring is connected with the positioning gasket, the reversing support is arranged in the lock shell and props against the positioning gasket, the movable support props against the other end of the movable shaft, the shifting piece is provided with a shifting block, one side of the shifting block props against the movable support, the other side of the shifting block can prop against the reversing support, and the reversing support can be separated from the shifting block through movement. The utility model can realize the reversing of the inclined tongue through simple operation, and the reversing movement of the inclined tongue can be realized by means of the spring, thereby saving time and labor and having strong practicability.

Description

Oblique tongue reversing structure of mechanical lock body

Technical Field

The utility model relates to the field of lockset design, in particular to a bevel tongue reversing structure of a mechanical lock body.

Background

The door is opened and closed by the lock, and in order to facilitate the door closing, the door can be automatically locked without operating the lock, and a plurality of locks are provided with a latch structure, wherein the latch is an important part in the latch structure, and the common latch is usually in an asymmetric design, particularly, a design that one side is a near-circular arc surface and the other side is a plane is often presented. However, since the door has the door opening directions of inner, outer, left, right, etc. in real life, in order to enable the asymmetrically designed oblique tongue to be matched with different doors for use, the direction of the oblique tongue needs to be timely adjusted according to the door opening direction of the door when the actual oblique tongue structure is arranged, namely, the oblique tongue needs to be reversed.

However, the common lock needs to change the direction of the inclined tongue by 180 degrees, the inclined tongue is limited by the limit of the lock shell, and is difficult to directly realize, the inclined tongue needs to be detached from the lock shell and then rotated by 180 degrees, the operation difficulty is very high, and the detachment needs to consume great effort, and is time-consuming and labor-consuming.

Disclosure of Invention

The present utility model aims to provide a tongue reversing structure of a mechanical lock body, which can solve one or more of the above problems.

According to one aspect of the utility model, a latch reversing structure of a mechanical lock body is provided, which comprises a latch, a movable shaft, a reversing bracket, a positioning gasket, a spring, a movable bracket, a shifting piece and a lock shell, wherein the lock shell is provided with a guide hole, the latch is provided with a rotation limiting part, the rotation limiting part can be transversely movably arranged in the guide hole, the latch is connected with one end of the movable shaft, the positioning gasket is arranged in the lock shell, one end of the spring is connected with the latch, the other end of the spring is connected with the positioning gasket, the reversing bracket is arranged in the lock shell and abuts against the positioning gasket, the movable bracket abuts against the other end of the movable shaft, the shifting piece is provided with a shifting block, one side of the shifting block abuts against the movable bracket, the other side of the shifting block can abut against the reversing bracket, and the reversing bracket can be separated from the shifting block through movement.

The beneficial effects of the utility model are as follows: when the inclined tongue is required to be reversed, a user can separate the reversing support from the shifting block by moving the reversing support, so that the shifting block can rotate towards the direction where the reversing support is located, the inclined tongue can be moved by means of the elasticity of the spring, the rotation limiting part on the inclined tongue is separated from the guide hole, the inclined tongue can be rotated, the user can rotate the inclined tongue by 180 degrees to realize the reversing of the inclined tongue, then the inclined tongue is pushed back to the original position, the reversing support is moved to be in re-abutting connection with the shifting block, and the shifting block cannot rotate towards the direction where the reversing support is located. Therefore, the utility model can realize the reversing of the inclined tongue by means of the cooperation of the reversing support, the spring, the positioning gasket and other structures, the reversing movement of the inclined tongue can be realized by means of the spring, the user does not need to spend effort, the time and the labor are saved, the resetting difficulty after the reversing of the inclined tongue is small, and the practicability is strong.

In some embodiments, the positioning gasket is rotatably installed in the lock shell, and is provided with an inclined part, and when the shifting block abuts against the reversing bracket, the inclined part is positioned above the reversing bracket. The inclined part can provide certain pressure to the reversing support for the reversing support can be effectively fixed when not in use, and avoid the misoperation of the reversing support, and the positioning gasket is rotatable, so that the reversing support is convenient to change and the positioning gasket can rotate to avoid when the reversing support is stressed to move, and the positioning gasket is prevented from obstructing the movement of the reversing support.

In some embodiments, the spring is sleeved on a movable shaft, the positioning gasket is provided with a hole, and the movable shaft passes through the hole. The spring is arranged on the movable shaft, so that the spring can only make telescopic movement along the direction of the movable shaft as far as possible, and the positioning cushion block is provided with a hole so as to avoid the obstruction of the positioning cushion block to the transverse movement of the movable shaft.

In some embodiments, the movable bracket is sleeved on the movable shaft, the movable bracket is arranged in the lock shell, a stop block is arranged on the movable shaft, and the movable bracket abuts against the stop block. The stop block can increase the contact area between the movable support and the movable shaft.

In some embodiments, the movable bracket is provided with a bump, the lock housing is provided with a transverse hole, and the bump is embedded in the transverse hole and can move along the transverse hole. The transverse holes can guide and limit the movement of the movable support, so that the movable support can only move transversely as much as possible.

In some embodiments, the tongue includes a tongue body, a boosting tongue, and a pin mounted on the tongue body, the boosting tongue rotatably mounted on the pin. Thus, the boosting inclined tongue can rotate relative to the inclined tongue main body.

In some embodiments, a limiting protrusion is disposed in the guide hole, the rotation limiting portion is disposed on the inclined tongue main body, the rotation limiting portion is a groove, and the limiting protrusion extends into the groove. Therefore, before the groove of the inclined tongue main body is completely separated from the limit protrusion, the inclined tongue main body cannot rotate, namely, the inclined tongue main body cannot rotate and change direction before moving a certain distance.

Drawings

Fig. 1 is a schematic structural view of a latch reversing structure of a mechanical lock according to an embodiment of the present utility model.

Fig. 2 is a schematic diagram of a structure of a mechanical lock according to an embodiment of the present utility model when a latch of a latch reversing structure is reversed.

Fig. 3 is an exploded view of a schematic structural diagram of a tongue reversing structure of a mechanical lock according to an embodiment of the present utility model.

In the figure: 1. the device comprises an inclined tongue, a movable shaft, a reversing bracket, a positioning gasket, a spring, a movable bracket, a reversing bracket, a positioning spring, a movable bracket and a locking spring, wherein the inclined tongue, the movable shaft, the reversing bracket, the positioning gasket, the spring, the movable bracket and the reversing bracket are arranged in sequence. A poking rotating piece, a lockset shell, a bevel tongue main body, a boosting bevel tongue and a bevel tongue 13, 111, rotation limiting part, 21, stop, 31, protrusion, 41, inclined part, 61, protrusion, 71, shifting block, 81, guiding hole, 82, limit hole, 83, transverse hole, 811 and limit protrusion.

Detailed Description

The utility model is described in further detail below with reference to the accompanying drawings.

Referring to fig. 1, 2 and 3, the utility model relates to a latch reversing structure of a mechanical lock body, which comprises a latch 1, a movable shaft 2, a reversing bracket 3, a positioning gasket 4, a spring 5, a movable bracket 6, a shifting piece 7 and a lock shell 8.

One side of the lock housing 8 is provided with a guide plate, and the guide plate is provided with a guide hole 81.

The tongue 1 comprises a tongue body 11, a boosting tongue 12 and a pin 13. The inclined tongue main body 11 is internally provided with a groove, the pin 13 is fixedly arranged on the groove of the inclined tongue main body 11, and the boosting inclined tongue 12 is sleeved on the pin 13 so that the boosting inclined tongue 12 is rotatably arranged on the pin 13.

The latch body 11 of the latch 1 is provided with a rotation limiting portion 111, the rotation limiting portion 111 is laterally movably provided in the guide hole 81, specifically, the rotation limiting portion 111 is a groove, a limit protrusion 811 is provided in the guide hole 81, the limit protrusion 811 extends into the groove, the latch body 11 is penetrated out of the guide hole 81, and the latch 1 cannot rotate but can only laterally move on the premise that the limit protrusion 811 is located in the rotation limiting portion 111.

The oblique tongue main body 11 of the oblique tongue 1 is fixedly connected with one end of the movable shaft 2, the positioning gasket 4 is provided with a clamping block, the clamping block is installed in the lock shell 8, and the installation position of the clamping block on the lock shell 4 is a round hole, so that the positioning gasket 4 is rotatably arranged in the lock shell 4, the positioning gasket 4 is provided with a hole, and the movable shaft 2 passes through the hole on the positioning gasket 4.

The spring 5 is sleeved on the movable shaft 2, one end of the spring 5 is fixedly connected with the inclined tongue main body 11 of the inclined tongue 1, and the other end of the spring 5 is abutted against the positioning gasket 4.

The reversing bracket 3 is arranged in the lock shell 8, and the reversing bracket 3 butts against the positioning gasket 4.

The movable support 6 is sleeved on the movable shaft 2, meanwhile, the movable support 6 is arranged in the lock shell 8, the stop block 21 is arranged at the other end of the movable shaft 2, the movable support 6 is propped against the stop block 21 at the other end of the movable shaft 2, the movable support 6 is further provided with the convex block 61, the lock shell 8 is provided with the transverse hole 83, the convex block 61 is embedded in the transverse hole 83, the convex block 61 can move along the transverse hole 83, and the transverse hole 83 can limit and guide the movement of the movable support 6.

The shifting block 7 is provided with a shifting block 71, the shifting block 7 is arranged in the lock shell 8 through a handle rotating shaft, a user can drive the shifting block 7 to rotate through rotating the handle rotating shaft, a space is reserved between the movable support 6 and the reversing support 3 after the setting, the shifting block 71 stretches into the space, one side of the shifting block 71 is propped against the movable support 6 in a normal state, and the other side of the shifting block 71 is propped against the reversing support 3.

The reversing bracket 3 can be separated from the shifting block 71 by moving, wherein the lock housing 8 is provided with a limiting hole 82, preferably, the limiting hole 82 is a longitudinal hole, the reversing bracket 3 is provided with a protrusion 31, and the protrusion 31 is embedded in the limiting hole 82 and can move along the limiting hole 82 to separate the reversing bracket 3 from the shifting block 71.

The positioning gasket 4 is also provided with the inclined part 41, when the shifting block 71 is propped against the reversing bracket 3, the inclined part 41 can be positioned above the reversing bracket 3, so that the inclined part 41 can conveniently and effectively fix the setting position of the reversing bracket 3 at the moment, and the misoperation of the reversing bracket is avoided.

When the utility model is used, under normal state, one side of the shifting block 71 of the shifting piece 7 is propped against the movable bracket 6, the other side of the shifting block 71 can be propped against the reversing bracket 3, and the reversing bracket 3 is propped against the positioning gasket 4, at the moment, the shifting block 71 can not continue to rotate towards the reversing bracket 3 side due to the limit of the reversing bracket 3, the shifting block 71 can limit the movement of the movable bracket 6 towards the direction, in the direction, the extending distance of the inclined tongue 1 on the guide hole 81 is limited, the rotation limiting part 111 can not be pulled out from the guide hole 81, the inclined tongue 1 can not rotate, and the inclined tongue 1 still extends out from the guide hole 81, so that the inclined tongue 1 can realize the closing of the door.

When the door is required to be opened, the shifting block 71 can rotate towards the movable support 6 side, the shifting block 71 can drive the movable support 6 to move, and the movable support 6 can drive the inclined tongue 1 to move through the movable shaft 2, so that the inclined tongue is retracted into the guide hole 81, and the door opening action is realized.

When the inclined tongue 1 needs to be reversed, the reversing bracket 3 can be pushed upwards, so that the reversing bracket 3 moves along the limiting hole 82, and the movement of the reversing bracket 3 can push the positioning gasket 4 to rotate, so that the inclined part 41 of the positioning gasket 4 can avoid obstructing the movement of the reversing bracket 3, under the movement of the reversing bracket 3, the reversing bracket 3 can be separated from the shifting block 71, the shifting block 71 can be allowed to rotate towards the reversing bracket 3 until the shifting block 3 abuts against the positioning gasket 4, namely, the movable bracket 6 is allowed to move towards the direction, at the moment, the spring 5 can eject the inclined tongue 1 for a certain distance until the movable bracket 6 on the movable shaft 2 moving along with the movement of the inclined tongue 1 pushes the shifting block 71 against the positioning gasket 4, the movement of the inclined tongue 1 stops, and the limiting part 111 is separated from the guide hole 81 due to the certain movement of the inclined tongue 1, and the inclined tongue 1 can rotate. In addition, when the tongue 1 is pushed out, the boosting tongue 12 can be forced to rotate, so that the boosting tongue 12 is embedded into the guide hole 81, and the blocking of the boosting tongue 12 to the reversing movement of the tongue 1 is avoided.

The inclined tongue 1 is rotated to realize the reversing of the inclined tongue 1, then the rotation limiting part 111 on the inclined tongue 1 is pushed back to the guide hole 81, so that the movable shaft 2 correspondingly moves, simultaneously, the shifting block 71 is shifted to reset the shifting block 71, so that the movable support 6 is reset, and then the reversing support 3 is pushed downwards, so that one side of the shifting block 71 is propped against the movable support 6 again, and the other side is propped against the reversing support 3, thereby completing the resetting of all mechanisms.

What has been described above is merely some embodiments of the present utility model. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit of the utility model.

Claims (8)

1. The utility model provides a latch reversing structure of mechanical lock body, its characterized in that includes latch, loose axle, switching-over support, location gasket, spring, movable support, plectrum and tool to lock casing, the tool to lock casing is equipped with the guiding hole, the latch is equipped with limit portion that changes, but limit portion lateral shifting locates in the guiding hole, the latch is connected with the one end of loose axle, the location gasket is installed in the tool to lock casing, the one end of spring is connected with the latch, and the other end is connected with the location gasket, the switching-over support is located in the tool to lock casing to support the location gasket, the movable support supports the other end of loose axle, the plectrum is equipped with the plectrum, one side and the movable support of plectrum support, the opposite side can support with the switching-over, the switching-over support can be separated with the plectrum through removing.

2. The latch reversing structure of a mechanical lock according to claim 1, wherein the lock housing is provided with a limiting hole, the reversing bracket is provided with a protrusion, and the protrusion is embedded in the limiting hole and can move along the limiting hole to separate the reversing bracket from the shifting block.

3. The latch reversing structure of a mechanical lock according to claim 1, wherein the positioning washer is rotatably mounted in the lock housing, and the positioning washer is provided with a bevel portion, and the bevel portion is located above the reversing bracket when the shifting block abuts against the reversing bracket.

4. The latch reversing structure of a mechanical lock according to claim 1, wherein the spring is sleeved on the movable shaft, the positioning washer is provided with a hole, and the movable shaft passes through the hole.

5. The oblique tongue reversing structure of a mechanical lock according to claim 1, wherein the movable bracket is sleeved on the movable shaft, the movable bracket is arranged in the lock shell, a stop block is arranged on the movable shaft, and the movable bracket abuts against the stop block.

6. The latch reversing structure of a mechanical lock according to claim 5, wherein the movable bracket is provided with a protrusion, the lock housing is provided with a transverse hole, and the protrusion is embedded in the transverse hole and can move along the transverse hole.

7. The latch reversing feature of a mechanical lock according to claim 1, wherein the latch includes a latch body, a booster latch and a pin, the pin being mounted to the latch body, the booster latch being rotatably mounted to the pin.

8. The inclined tongue reversing structure of the mechanical lock body according to claim 1, wherein a limiting protrusion is arranged in the guide hole, the rotation limiting portion is arranged on the inclined tongue main body, the rotation limiting portion is a groove, and the limiting protrusion extends into the groove.