CN215717867U - Lock with blocking protrusion arranged on lock body - Google Patents

Abstract

The utility model relates to a lock with a blocking bulge arranged on a lock body, which comprises an upper lock body, a lower lock body and a square tongue, wherein the upper lock body is arranged on the lower lock body, the lower lock body is provided with a through groove for the square tongue to pass through, the square tongue is arranged on the lower lock body in a sliding manner along the direction close to and far from the through groove and is provided with an extending part, the extending part is provided with a locking block moving along the direction vertical to the moving direction of the square tongue, the lower lock body is provided with a blocking bulge opposite to the locking block, the locking block has a locking state and an unlocking state, the locking state is that the locking block is positioned on the relative moving track of the blocking bulge, the locking block is abutted against the blocking bulge, the square tongue cannot move, the unlocking state is that the locking block is not positioned on the relative track of the blocking bulge, and the square tongue moves along the direction close to and far from the through groove. The utility model provides a lockset with a blocking bulge arranged on a lock body.

Description

Lock with blocking protrusion arranged on lock body

Technical Field

The utility model relates to a lockset, in particular to a lockset with a blocking bulge arranged on a lock body.

Background

At present, locks on the market are various, as shown in fig. 5-6, one of the locks includes an upper lock body, a lower lock body a, a dead bolt b and a transformation piece c, the upper lock body is disposed on the lower lock body a, a through groove for the dead bolt b to pass through is disposed on the lower lock body a, the dead bolt b is slidably disposed on the lower lock body a along a direction close to and away from the through groove and has an extension portion d, the transformation piece c is slidably disposed on the lower lock body a along a direction perpendicular to a moving direction of the dead bolt and is provided with a blocking block e, and the extension portion d is provided with a blocking protrusion f matched with the blocking block e in size.

Because block protruding f and set up in extension d and for guaranteeing that the smooth passage that can block piece e when removing blocks protruding f, block protruding f and generally be the arc form for it is longer to block protruding f along the length of square tongue b moving direction, and block protruding f and set up in extension d, thereby for holding the increase of the area that extension d has led to the tool to lock, cause the improvement of cost of manufacture, and the increase of usable floor area, thereby influenced user's use.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a lockset with a blocking bulge arranged on a lock body.

In order to achieve the purpose, the utility model provides the following technical scheme: including last lock body, lower lock body and square tongue, go up the lock body and set up in lower lock body, be provided with the logical groove that supplies the square tongue to pass through on the lock body down, the square tongue slides along the direction that is close to and keeps away from logical groove and sets up in lower lock body and have the extension, the extension on be provided with the locking block that moves along perpendicular to square tongue moving direction, be provided with on the lock body down and block protrudingly relative with the locking block, the locking block has lock status and unblock state, lock status is that the locking block is in on blockking bellied relative movement orbit, the locking block with block protruding counterbalance, the square tongue can't remove, the unblock state is that the locking block is not in on blockking bellied relative orbit, the square tongue is along being close to and keeping away from logical direction removal.

By adopting the technical scheme, when the locking block is converted into the unlocking state from the locking state, the locking block is driven to move, so that the locking block is moved away from the relative movement track of the blocking protrusion, the dead bolt can move along the direction close to and away from the through groove at the moment, when the locking block is moved onto the relative track of the blocking protrusion again, as the locking block is propped against the blocking protrusion, the dead bolt cannot move at the moment, namely, the locking state is converted into the locking state from the unlocking state, compared with the lockset in the background technology, the blocking protrusion is arranged on the lower lock body, the locking block slides along the direction vertical to the moving direction of the dead bolt, as for the length of the dead bolt along the moving direction, the length of the whole lockset along the moving direction of the dead bolt can be shortened, and the length of the dead bolt is increased due to the blocking protrusion arranged on the dead bolt in the background technology, is not beneficial to reducing the occupied area of the lock.

The utility model is further configured to: the extension portion is provided with a limiting first groove along the direction perpendicular to the movement direction of the square tongue, the locking block is provided with a limiting block moving along the limiting first groove, a reset spring for driving the locking block to be converted to a locking state is arranged between the bottom of the limiting first groove and the limiting block, the locking block is provided with a limiting second groove parallel to the limiting first groove, the extension portion is provided with a limiting second block moving along the limiting second groove, and the limiting first groove, the limiting first block, the limiting second groove and the limiting second block form sliding of the locking block relative to the extension portion along the direction perpendicular to the movement direction of the square tongue.

Through adopting above-mentioned technical scheme, accomplish the sliding of locking piece along perpendicular to square tongue moving direction by spacing one groove and spacing one, spacing two grooves and spacing two, and by spacing one groove and spacing one, spacing two grooves and spacing two spacing each other for it is more stable to remove, and reset spring's setting makes the locking piece be in locking state under no exogenic action always, can not cause the slip of square tongue because of external factor's influence.

The utility model is further configured to: the locking block is provided with a pressing block extending towards the lower lock body, and when the locking block is in a locking state, the pressing block is pressed against the blocking protrusion.

Through adopting above-mentioned technical scheme, the setting of support block for when the locking piece is in the locking state, by support block with block protruding counterbalance, and support block the relative locking piece of block and be closer to lower lock body, make block protruding need not to be for the locking piece of matching and make too high, reduce the inside occupation space of tool to lock.

The utility model is further configured to: including locking linkage piece and torsional spring, locking linkage piece both sides are provided with the locking piece that carries out the linkage with the locking linkage piece respectively, locking linkage piece and locking piece are along lateral shifting in locking the body and down between the body, be provided with the fixed column on the lock body down, locking linkage piece is provided with the fixed block, the torsional spring sets up in last lock body and down between the lock body and the one end of torsional spring sets up on the fixed column, the other end sets up on the fixed block, the fixed column is provided with and is in the deformation degree of same fore-and-aft balance point and torsional spring when the fixed block is located the balance point and reachs the biggest, the torsional spring has and blocks state and pushing state, it does not pass through the balance point for the fixed block to block the state, the torsional spring hinders the removal of locking piece this moment, pushing state is the fixed block through the balance point, the torsional spring promotes the fixed block removal this moment.

Through adopting above-mentioned technical scheme, when the locking linkage piece drives the locking piece and removes, the fixed block can be along with locking linkage piece synchronous movement, the fixed block does not remove when the equilibrium point, the torsional spring plays the hindrance effect to locking linkage piece, and when the fixed block removed the equilibrium point, the deformation degree of torsional spring is the biggest and the torsional spring acts on the power of locking linkage piece and is perpendicular rather than the moving direction, do not have drive power to locking linkage piece promptly, and the removal along with the fixed block continuation, the torsional spring has the power that promotes locking linkage piece, when setting up through the torsional spring makes the fixed block pass through the equilibrium point, its removal of torsional spring drive, avoid the incompleteness of removal.

The utility model is further configured to: the locking body is transversely provided with a positioning groove, and the locking linkage piece is provided with a positioning block moving along the positioning groove.

By adopting the technical scheme, the positioning groove and the positioning block play a role in positioning the locking linkage piece, so that the locking linkage piece moves along the transverse direction.

Drawings

FIG. 1 is an overall block diagram of the present invention with the upper lock body removed;

FIG. 2 is a partial enlarged view A of the present invention;

FIG. 3 is a partial enlarged view B of the present invention;

FIG. 4 is an exploded view of the entirety of the present invention;

FIG. 5 is a view of a lock according to the prior art with the upper lock body removed;

FIG. 6 is a partial enlarged view D of the present invention.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1-6, the present invention discloses a lock with a blocking protrusion disposed on a lock body, comprising an upper lock body 1, a lower lock body 2 and a square tongue 3, wherein the upper lock body 1 is disposed on the lower lock body 2, the lower lock body 2 is provided with a through groove 21 for the square tongue 3 to pass through, the square tongue 3 is slidably disposed on the lower lock body 2 along a direction close to and away from the through groove 21 and has an extension portion 31, the extension portion 31 is provided with a locking block 4 moving along a direction perpendicular to a moving direction of the square tongue 3, the lower lock body 2 is provided with a blocking protrusion 23 opposite to the locking block 4, the locking block 4 has a locking state and an unlocking state, the locking state is that the locking block 4 is on a relative moving track of the blocking protrusion 23, the locking block 4 abuts against the blocking protrusion 23, the square tongue 3 cannot move, the unlocking state is that the locking block 4 is not on a relative track of the blocking protrusion 23, and the square tongue 3 moves along a direction close to and away from the through groove 21, when the locking block 4 is converted from the locking state to the unlocking state, the locking block 4 is driven to move, so that the locking block 4 moves away from the relative movement track of the blocking protrusion 23, at the moment, the square tongue 3 can move in the direction close to and far from the through groove 21, when the locking block 4 moves to the relative track of the blocking protrusion 23 again, as the locking block 4 is abutted against the blocking protrusion 23, at the moment, the square tongue 3 cannot move, namely, the unlocking state is converted into the locking state, compared with the lockset in the background art, the scheme is that the blocking protrusion 23 is arranged on the lower lock body 2, the locking block 4 slides in the direction perpendicular to the movement direction of the square tongue 3, as for the length of the square tongue 3 in the movement direction, the length can be shortened, so that the length of the whole lockset in the movement direction of the square tongue 3 is reduced, and as in the background art, the blocking protrusion 23 is arranged on the square tongue 3, the length of the dead bolt 3 is increased, which is not beneficial to reducing the occupied area of the lockset.

The extension part 31 is provided with a limit one groove 311 along the direction vertical to the movement of the square tongue 3, the locking block 4 is provided with a limit one block 41 moving along the limit one groove 311, a reset spring 312 driving the locking block 4 to be converted to a locking state is arranged between the bottom of the limit one groove 311 and the limit one block 41, the locking block 4 is provided with a limit two groove 42 parallel to the limit one groove 311, the extension part 31 is provided with a limit two block 313 moving along the limit two groove 42, the limit one groove 311, the limit one block 41, the limit two groove 42 and the limit two block 313 form the sliding of the locking block 4 relative to the extension part 31 along the direction vertical to the movement of the square tongue 3, the limit one groove 311, the limit one block 41, the limit two groove 42 and the limit two block 313 complete the sliding of the locking block 4 along the direction vertical to the movement of the square tongue 3, and the limit one groove 311, the limit two groove 42 and the limit two block 313 limit each other, the movement is more stable, and the setting of the return spring 312 enables the locking block 4 to be in the locking state under the action of no external force, so that the sliding of the dead bolt 3 due to the influence of external factors is avoided.

The locking piece 4 is provided with a pressing block 43 extending towards the lower lock body 2, when the locking piece is in a locking state, the pressing block 43 abuts against the blocking protrusion 23, the pressing block 43 is arranged, so that when the locking piece 4 is in the locking state, the pressing block 43 abuts against the blocking protrusion 23, the pressing block 43 is closer to the lower lock body 2 relative to the locking piece 4, the blocking protrusion 23 is not required to be too high for being matched with the locking piece 4, and the occupied space inside the lock is reduced.

The locking device comprises a locking linkage piece 5 and a torsion spring 51, locking pieces 52 which are linked with the locking linkage piece 5 are respectively arranged on two sides of the locking linkage piece 5, the locking linkage piece 5 and the locking pieces 52 transversely move between an upper lock body 1 and a lower lock body 2, a fixed column 22 is arranged on the lower lock body 2, the locking linkage piece 5 is provided with a fixed block 53, the torsion spring 51 is arranged between the upper lock body 1 and the lower lock body 2, one end of the torsion spring 51 is arranged on the fixed column 22, the other end of the torsion spring is arranged on the fixed block 53, the fixed column 22 is provided with a balance point in the same longitudinal direction, the deformation degree of the torsion spring 51 reaches the maximum when the fixed block 53 is positioned at the balance point, the torsion spring 51 has a blocking state and a pushing state, the fixed block 53 does not pass through the balance point, the torsion spring 51 blocks the movement of the locking piece 52 at the moment, the pushing state is that the fixed block 53 passes through the balance point, the torsion spring 51 pushes the fixed block 53 to move, when the locking linkage piece 5 drives the locking piece 52 to move, the fixed block 53 can move synchronously with the locking linkage piece 5, when the fixed block 53 does not move to the balance point, the torsion spring 51 plays a role in blocking the locking linkage piece 5, and when the fixed block 53 moves to the balance point, the deformation degree of the torsion spring 51 is maximum, the force of the torsion spring 51 acting on the locking linkage piece 5 is vertical to the moving direction of the torsion spring, namely no driving force is applied to the locking linkage piece 5, and along with the continuous movement of the fixed block 53, the torsion spring 51 has a force for pushing the locking linkage piece 5, when the fixed block 53 passes through the balance point through the arrangement of the torsion spring 51, the torsion spring 51 drives the locking linkage piece to move, and the incomplete movement is avoided.

The upper lock body 1 is transversely provided with a positioning groove 11, the locking linkage member 5 is provided with a positioning block 54 moving along the positioning groove 11, and the positioning groove 11 and the positioning block 54 play a role in positioning the locking linkage member 5, so that the locking linkage member 5 moves transversely.

Claims (5)

1. The utility model provides a block protruding tool to lock that sets up in lock body, includes lock body, lower lock body and square tongue, locks the body and sets up in lock body down, is provided with the logical groove that supplies the square tongue to pass through on the lock body down, and the square tongue slides along the direction that is close to and keeps away from logical groove and sets up in lock body down and have extension, its characterized in that: the extension on be provided with the locking piece that moves along perpendicular to square tongue moving direction, be provided with on the lower lock body and block protruding relative with the locking piece, the locking piece has locking state and unblock state, the locking state be the locking piece be in block bellied relative movement orbit on, the locking piece with block protruding counterbalance, the square tongue can't remove, the unblock state be the locking piece not be in block bellied relative orbit on, the square tongue along being close to and keeping away from the direction removal that leads to the groove.

2. The lock of claim 1, wherein the blocking protrusion is disposed on the lock body, and the blocking protrusion comprises: the extension portion is provided with a limiting first groove along the direction perpendicular to the movement direction of the square tongue, the locking block is provided with a limiting block moving along the limiting first groove, a reset spring for driving the locking block to be converted to a locking state is arranged between the bottom of the limiting first groove and the limiting block, the locking block is provided with a limiting second groove parallel to the limiting first groove, the extension portion is provided with a limiting second block moving along the limiting second groove, and the limiting first groove, the limiting first block, the limiting second groove and the limiting second block form sliding of the locking block relative to the extension portion along the direction perpendicular to the movement direction of the square tongue.

3. The lock of claim 1, wherein the blocking protrusion is disposed on the lock body, and the blocking protrusion comprises: the locking block is provided with a pressing block extending towards the lower lock body, and when the locking block is in a locking state, the pressing block is pressed against the blocking protrusion.

4. The lock of claim 1, wherein the blocking protrusion is disposed on the lock body, and the blocking protrusion comprises: including locking linkage piece and torsional spring, locking linkage piece both sides are provided with the locking piece that carries out the linkage with the locking linkage piece respectively, locking linkage piece and locking piece are along lateral shifting in locking the body and down between the body, be provided with the fixed column on the lock body down, locking linkage piece is provided with the fixed block, the torsional spring sets up in last lock body and down between the lock body and the one end of torsional spring sets up on the fixed column, the other end sets up on the fixed block, the fixed column is provided with and is in the deformation degree of same fore-and-aft balance point and torsional spring when the fixed block is located the balance point and reachs the biggest, the torsional spring has and blocks state and pushing state, it does not pass through the balance point for the fixed block to block the state, the torsional spring hinders the removal of locking piece this moment, pushing state is the fixed block through the balance point, the torsional spring promotes the fixed block removal this moment.

5. The lock of claim 4, wherein the blocking protrusion is disposed on the lock body, and the blocking protrusion comprises: the locking body is transversely provided with a positioning groove, and the locking linkage piece is provided with a positioning block moving along the positioning groove.

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