CN219587388U - Ball lock - Google Patents

Abstract

The utility model discloses a ball lock which comprises a first ball lock body, a clutch piece, a connecting rod, a clutch structure and a linkage mechanism, wherein the first ball lock body comprises a first fixing piece and a first hand sleeve, the first hand sleeve is rotatably connected with the first fixing piece, the clutch piece is rotatably arranged on the first fixing piece, the connecting rod penetrates through the clutch piece, the connecting rod can synchronously rotate with the clutch piece, the clutch piece can axially move along the length direction of the connecting rod, the clutch structure is arranged on the first hand sleeve and the clutch piece, when the clutch structure is combined, the first hand sleeve is in transmission connection with the connecting rod so as to enable the first hand sleeve to drive the clutch piece to rotate and drive the connecting rod to synchronously rotate, when the clutch structure is disconnected, the first hand sleeve is fixedly arranged relative to the first hand sleeve at the moment, the linkage mechanism is arranged on the first hand sleeve, and can drive the clutch piece to move along the length direction of the connecting rod so that the clutch structure is combined or disconnected, and the safety of the ball lock is improved.

Description

Ball lock

Technical Field

The utility model relates to the technical field of locksets, in particular to a ball lock.

Background

The ball lock is convenient to hold, so that a user can conveniently rotate to unlock the ball lock, and the ball lock is favored by the user. The ball lock on the market at present is generally formed by combining a front ball lock and a rear ball lock, wherein the front ball lock and the rear ball lock are arranged on a door, the front ball lock is usually arranged outside the door and is locked or unlocked through a key, the rear ball lock is arranged in the door and is locked or unlocked through rotating a rear ball lock body, for children, the rear ball lock body is usually rotated unknowingly or the rear ball lock is rotated unintentionally to unlock by mistake, and the children run out of the house to play without guardianship, so that uncertain potential safety hazards exist.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the ball lock which can solve the problem of unlocking by mistake in a house.

According to an embodiment of the first aspect of the present utility model, a ball lock comprises: the clutch mechanism comprises a first ball lock body, a clutch part, a connecting rod, a clutch structure and a linkage mechanism, wherein the first ball lock body comprises a first fixing part and a first hand sleeve, the first hand sleeve is rotatably connected with the first fixing part, the clutch part is rotatably arranged on the first fixing part, the connecting rod penetrates through the clutch part, the connecting rod can synchronously rotate with the clutch part, the clutch part can axially move along the length direction of the connecting rod, the clutch structure is arranged on the first hand sleeve and the clutch part, when the clutch structure is combined, the first hand sleeve is in transmission connection with the connecting rod, so that the first hand sleeve drives the clutch part to rotate and drives the connecting rod to synchronously rotate, when the clutch structure is disconnected, the first hand sleeve is connected with the clutch part to be disconnected, when the first hand sleeve rotates, the clutch part is fixed relative to the first hand sleeve, and the linkage mechanism is arranged on the first hand sleeve, and can drive the clutch part to move along the length direction of the connecting rod, so that the clutch structure is disconnected.

The ball lock provided by the embodiment of the utility model has at least the following beneficial effects: the first hand sleeve is connected and separated with the connecting rod by operating the linkage mechanism to rotate the knob and the linkage clutch piece after the door is locked, so that the first hand sleeve can only idle and can not be unlocked in a house. For children, even if the first hand sleeve is rotated, the unlocking can not be realized, so that the problem that the children open the door and go out can be solved, and the first hand sleeve is touched by mistake to unlock by mistake. Only when the linkage mechanism is operated to rotate the knob, the linkage clutch piece connects the first hand sleeve with the connecting rod, so that the operation mode of the switch lock of the glove cylinder can be restored, and the safety of the ball lock can be improved.

According to some embodiments of the utility model, the clutch structure includes a connecting slot and a protruding block, one of the connecting slot and the protruding block is disposed on the clutch member, the other is disposed on the first hand sleeve, and the protruding block can be inserted into or separated from the connecting slot.

According to some embodiments of the utility model, the linkage mechanism comprises a linkage shaft and a driving piece, the driving piece is arranged on the first hand sleeve, the linkage shaft is in transmission connection with the driving piece, the linkage shaft is in transmission connection with the clutch piece, and the driving piece drives the clutch piece to move along the length direction of the connecting rod through the linkage shaft.

According to some embodiments of the utility model, the driving member includes a knob and a driving shaft, the knob is rotatably connected to the first hand sleeve, one end of the driving shaft is connected to the knob, a first transmission part is arranged at the other end of the driving shaft, a second transmission part is arranged at one end of the coupling shaft, the first transmission part and the second transmission part are in transmission cooperation, so that the driving shaft drives the coupling shaft to move, the other end of the coupling shaft is abutted to the clutch member, and a first elastic member is arranged between the clutch member and the first fixing member.

According to some embodiments of the utility model, the first transmission part is provided with wedge-shaped protrusions and the second transmission part is provided with recesses cooperating with the protrusions.

According to some embodiments of the utility model, a limiting block is arranged on the side wall of the linkage shaft, and a limiting groove matched with the limiting block is arranged in the first hand sleeve along the axial direction of the linkage shaft.

According to some embodiments of the utility model, the ball lock further comprises a second ball lock body, the second ball lock body comprises a second fixing piece and a second hand sleeve, the second hand sleeve is rotatably connected to the second fixing piece, a lock cylinder is arranged in the second hand sleeve, the lock cylinder is connected with the connecting rod, a clamping assembly is arranged on the second hand sleeve, and the lock cylinder is clamped to the second hand sleeve through the clamping assembly.

According to some embodiments of the utility model, the first clamping part is arranged on the clamping assembly, the first clamping part is provided with a guiding inclined plane, the guiding inclined plane inclines towards the direction of the lock cylinder to the direction of the first ball lock body, the lock cylinder is provided with a second clamping part, and the first clamping part is matched with the second clamping part in a clamping way.

According to some embodiments of the utility model, the ball lock further comprises a second elastic member, the second elastic member is disposed on the second fixing member or the first fixing member, and the second elastic member abuts against the side surface of the connecting rod.

According to some embodiments of the utility model, the ball lock further comprises a third elastic member disposed opposite the second elastic member and abutting the link side surface.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing or additional aspects and advantages of the utility model will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:

FIG. 1 is a cross-sectional view of an embodiment of the present utility model;

FIG. 2 is a schematic view of the first hand sleeve and clutch of FIG. 1;

FIG. 3 is a schematic view of the driving member and the linkage shaft in FIG. 1;

FIG. 4 is a schematic view of the latch assembly and lock cylinder of FIG. 1;

FIG. 5 is a partial cross-sectional view of the second ball lock body of FIG. 1;

fig. 6 is an exploded view of the second ball lock body and the first ball lock body in fig. 1.

Reference numerals:

a first ball lock body 100; a first fixing member 110; a first hand sleeve 120; a limit groove 121;

clutch 200; a first elastic member 210;

a connecting rod 300;

clutch structure 400; a connection groove 410; a bump 420;

a linkage shaft 510; a concave portion 511; a stopper 512; a driving member 520; a knob 521; a drive shaft 522; a convex portion 523;

a second ball lock body 600; a second fixing member 610; second hand sleeve 620; a lock cylinder 630; a second engaging portion 631; a clamping assembly 640; a first clamping portion 641; guide ramp 642;

a second elastic member 700;

and a third elastic member 800.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and to simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1, a ball lock according to an embodiment of the first aspect of the present utility model includes a first ball lock body 100, a clutch member 200, a connecting rod 300, a clutch structure 400 and a linkage mechanism, wherein the first ball lock body 100 includes a first fixing member 110 and a first hand sleeve 120, the first hand sleeve 120 is rotatably connected to the first fixing member 110, the clutch member 200 is rotatably disposed on the first fixing member 110, the connecting rod 300 is disposed through the clutch member 200, the connecting rod 300 can rotate synchronously with the clutch member 200, the clutch member 200 can move axially along a length direction of the connecting rod 300, the clutch structure 400 is disposed on the first hand sleeve 120 and the clutch member 200, and when the clutch structure 400 is combined, the first hand sleeve 120 is in transmission connection with the connecting rod 300, so that the first hand sleeve 120 drives the clutch member 200 to rotate and drives the connecting rod 300 to rotate synchronously; when the clutch structure 400 is disconnected, the first hand sleeve 120 is disconnected from the clutch member 200, at this time, when the first hand sleeve 120 rotates, the clutch member 200 is fixed relative to the first hand sleeve 120, the linkage mechanism is arranged on the first hand sleeve 120, the linkage mechanism can drive the clutch member 200 to move along the length direction of the connecting rod 300 so as to connect or disconnect the clutch structure 400, specifically, the first ball lock body 100 is arranged in a door, the connecting rod 300 is driven to rotate by rotating the first hand sleeve 120, the connecting rod 300 rotates and locks and unlocks by interlocking a lock tongue arranged on the door, and the connection state of the first hand sleeve 120 and the connecting rod 300 can be switched through the clutch member 200, the clutch structure 400 and the linkage mechanism so as to have a separated and connected state, in the implementation process of switching to the separated state, the clutch member 200 is driven to move by operating the linkage mechanism, the clutch 200 is moved along the length direction of the connecting rod 300, the clutch 200 is moved to disconnect the first hand sleeve 120 from the clutch structure 400 of the clutch 200, the clutch structure 400 is disconnected, the first hand sleeve 120 is disconnected from the connecting rod 300, at the moment, the first hand sleeve 120 is in a disconnection state, the connecting rod 300 cannot be driven to rotate by rotating the first hand sleeve 120, the first hand sleeve 120 is in an idling state, the switching to the connection state is as follows, the linkage mechanism is operated in the disconnection state, the clutch 200 is driven to move, the clutch 200 is moved along the length direction of the connecting rod 300, the clutch 200 is moved to the connection of the first hand sleeve 120 and the clutch structure 400 of the clutch 200, the clutch structure 400 is combined, the first hand sleeve 120 is in transmission connection with the connecting rod 300, at the moment, the connection state can be driven to rotate the connecting rod 300 by rotating the first hand sleeve 120, the operation of locking or unlocking can be carried out through the first hand sleeve 120, therefore, after the door is locked in the door, the linkage mechanism is operated to be switched to the separation state, and the first hand sleeve 120 is rotated at the moment to unlock, so that the child can be prevented from unlocking by mistake, and the safety of the ball lock can be improved.

Referring to fig. 1 and 2, in some embodiments of the present utility model, the clutch structure 400 includes a connection slot 410 and a protrusion 420, the connection slot 410 is provided on the clutch member 200, the protrusion 420 is provided on the first hand sleeve 120, the protrusion 420 can be inserted into or separated from the connection slot 410, the clutch member 200 is driven to move along the length direction of the connecting rod 300 by the linkage mechanism, when the clutch member 200 is driven to move toward the first hand sleeve 120, the protrusion 420 is inserted into the connection slot 410, and at this time, the clutch structure 400 is in a coupling state, and the coupling state and the separating state of the clutch structure 400 can be rapidly switched by the connection slot 410 and the protrusion 420.

It should be noted that the clutch structure 400 is not limited to the above embodiment, and other embodiments may exist, for example, the connecting slot 410 may be further disposed on the first hand sleeve 120, and the protrusion 420 may be further disposed on the clutch member 200.

Referring to fig. 1 and 3, in some embodiments of the present utility model, the linkage mechanism includes a linkage shaft 510 and a driving member 520, the driving member 520 is disposed on the first hand sleeve 120, the linkage shaft 510 is in driving connection with the driving member 520, the linkage shaft 510 is in driving connection with the clutch member 200, the driving member 520 drives the clutch member 200 to move along the length direction of the connecting rod 300 through the linkage shaft 510, specifically, the linkage shaft 510 is driven to move through the operation of the driving member 520, so that the coupling state and the separation state of the clutch structure 400 are switched, the driving member 520 can be manual or electric, and the operation and the switching state are facilitated through the driving member 520.

Referring to fig. 1 and 3, in some embodiments of the present utility model, the driving member 520 includes a knob 521 and a driving shaft 522, the knob 521 is rotatably connected to the first hand sleeve 120, one end of the driving shaft 522 is connected to the knob 521, the other end is provided with a first transmission part, one end of the coupling shaft 510 is provided with a second transmission part, the first transmission part and the second transmission part cooperate to transmit so that the driving shaft 522 drives the coupling shaft 510 to move, the other end of the coupling shaft 510 abuts against the clutch member 200, a first elastic member 210 is provided between the clutch member 200 and the first fixing member 110, specifically, by manually rotating the knob 521, the driving shaft 522 is driven to rotate, the driving shaft 522 and the coupling shaft 510 have the first transmission part and the second transmission part therebetween, the first transmission part and the second transmission part can drive the linkage shaft 510 to move through the rotation motion transmission of the driving shaft 522 by matching, the linkage shaft 510 is abutted with the clutch piece 200, the linkage shaft 510 moves towards the clutch piece 200, the first elastic piece 210 is compressed to drive the clutch piece 200 to move to a separation state, the driving shaft 522 is reset through rotation, the driving shaft 522 is reset, the linkage shaft 510 is reset under the elastic force of the first elastic piece 210, the clutch piece 200 is also reset under the elastic force of the first elastic piece 210, the clutch piece 400 is restored to a combination state, the first elastic piece 210 can improve the elastic force to reset the clutch piece 200 and the linkage shaft 510 when the knob 521 is reset, the separation and combination of the clutch piece 400 can be switched through manual operation of the knob 521, and the operation is simpler and more direct.

It should be noted that, the driving member 520 is not limited to the above embodiment, and other embodiments may exist, for example, the driving member 520 may further include a button and a driving shaft 522, pressing the button drives the driving shaft 522 to move, the driving shaft 522 drives the linkage shaft 510 to move, and the linkage shaft 510 drives the clutch member 200 to move, thereby switching the state of the clutch structure 400.

Referring to fig. 3, in some embodiments of the present utility model, the first transmission part is provided with a wedge-shaped protrusion 523, the second transmission part is provided with a recess 511 engaged with the protrusion 523, the clutch structure 400 is in a coupled state when the protrusion 523 is rotated, and when the protrusion 523 is rotated, the protrusion of the protrusion 523 contacts with the protrusion of the recess 511 to push the recess 511 to move, thereby pushing the coupling shaft 510 to move, and the rotation of the driving shaft 522 can be converted into the movement of the coupling shaft 510 by the flange and the recess 511.

In some embodiments of the present utility model, a limiting block 512 is disposed on a side wall of the linkage shaft 510, a limiting groove 121 matched with the limiting block 512 is disposed in the first hand sleeve 120 along an axial direction of the linkage shaft 510, the limiting block 512 is matched with the limiting groove 121, so that the linkage shaft 510 cannot rotate, and when the flange rotates, the concave portion 511 can only translate, thereby further improving transmission efficiency of the first transmission portion and the second transmission portion.

Referring to fig. 4 and 5, in some embodiments of the present utility model, the ball lock further includes a second ball lock body 600, the second ball lock body 600 includes a second fixing member 610 and a second hand sleeve 620, the second hand sleeve 620 is rotatably connected to the second fixing member 610, a lock cylinder 630 is disposed in the second hand sleeve 620, the lock cylinder 630 is connected to the connecting rod 300, a clamping assembly 640 is disposed on the second hand sleeve 620, the lock cylinder 630 is clamped to the second hand sleeve 620 through the clamping assembly 640, the lock cylinder 630 can be directly clamped to the clamping assembly 640, specifically, the lock cylinder 630 is not connected to the ball lock before the whole ball lock is installed, the lock cylinder 630 can be installed by a user, and the user can conveniently reconfigure the lock cylinder 630 only by directly clamping the ball lock.

Referring to fig. 4 and 5, in some embodiments of the present utility model, the locking assembly 640 is provided with a first locking portion 641, the first locking portion 641 is provided with a guide inclined surface 642, the guide inclined surface 642 is inclined toward the lock cylinder 630 toward the first ball lock body 100, the lock cylinder 630 is provided with a second locking portion 631, the first locking portion 641 is engaged with the second locking portion 631 in a locking manner, and the lock cylinder 630 contacts the guide inclined surface 642 first during locking, and the inclined direction of the guide inclined surface 642 is inclined toward the installation direction of the lock cylinder 630, so that the lock cylinder 630 can be guided during installation, and the installation resistance can be reduced.

Referring to fig. 6, in some embodiments of the present utility model, the ball lock further includes a second elastic member 700, where the second elastic member 700 is disposed on the second fixing member 610, and the second elastic member 700 abuts against a side surface of the connecting rod 300, and in an implementation process, the second elastic member 700 may be a spring wire, and a cross section of the connecting rod 300 is square, so that the connecting rod 300 is easy to reset because the connecting rod 300 is driven to rotate to unlock and lock a lock tongue on a door, and after the connecting rod 300 is usually not able to reach a correct rotation position, and by providing the spring wire on the side surface of the connecting rod 300, an elastic force is applied to the side surface of the connecting rod 300, and a straight edge of the side surface of the connecting rod 300 is in a correct position due to the elastic force.

It should be noted that, the arrangement of the second elastic member 700 is not limited to the above embodiment, and other embodiments exist, for example, the second elastic member 700 may also be disposed on the first fixing member 110.

Referring to fig. 6, in some embodiments of the present utility model, the ball lock further includes a third elastic member 800, the third elastic member 800 is disposed opposite to the second elastic member 700, and the third elastic member 800 abuts against a side surface of the link 300, and the third elastic member 800 may be a spring wire, and by providing the third elastic member 800, an elastic force may be further provided to the side surface of the link 300, so that the return of the link 300 is easier.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A ball lock, comprising:

the first ball lock body (100) comprises a first fixing piece (110) and a first hand sleeve (120), wherein the first hand sleeve (120) is rotatably connected to the first fixing piece (110);

a clutch member (200) rotatably provided to the first fixing member (110);

the connecting rod (300) is arranged in the clutch piece (200) in a penetrating manner, the connecting rod (300) can synchronously rotate with the clutch piece (200), and the clutch piece (200) can axially move along the length direction of the connecting rod (300);

the clutch structure (400) is arranged between the first hand sleeve (120) and the clutch piece (200), when the clutch structure (400) is combined, the first hand sleeve (120) is in transmission connection with the connecting rod (300), so that the first hand sleeve (120) drives the clutch piece (200) to rotate and drives the connecting rod (300) to synchronously rotate, when the clutch structure (400) is disconnected, the first hand sleeve (120) is disconnected from the clutch piece (200), and when the first hand sleeve (120) rotates, the clutch piece (200) is fixed relative to the first hand sleeve (120);

and the linkage mechanism is arranged on the first hand sleeve (120) and can drive the clutch piece (200) to move along the length direction of the connecting rod (300) so as to enable the clutch structure (400) to be combined or disconnected.

2. The ball lock according to claim 1, wherein the clutch structure (400) comprises a connecting groove (410) and a protruding block (420), one of the connecting groove (410) and the protruding block (420) is provided on the clutch member (200), the other is provided on the first hand sleeve (120), and the protruding block (420) can be inserted into or separated from the connecting groove (410).

3. The ball lock according to claim 1, wherein the linkage mechanism comprises a linkage shaft (510) and a driving member (520), the driving member (520) is disposed on the first hand sleeve (120), the linkage shaft (510) is in transmission connection with the driving member (520), the linkage shaft (510) is in transmission connection with the clutch member (200), and the driving member (520) drives the clutch member (200) to move along the length direction of the connecting rod (300) through the linkage shaft (510).

4. A ball lock according to claim 3, wherein the driving member (520) comprises a knob (521) and a driving shaft (522), the knob (521) is rotatably connected to the first hand sleeve (120), one end of the driving shaft (522) is connected to the knob (521), a first transmission part is arranged at the other end of the driving shaft, a second transmission part is arranged at one end of the coupling shaft (510), the first transmission part and the second transmission part are cooperatively transmitted, so that the driving shaft (522) drives the coupling shaft (510) to move, the other end of the coupling shaft (510) is abutted to the clutch member (200), and a first elastic member (210) is arranged between the clutch member (200) and the first fixing member (110).

5. A ball lock according to claim 4, wherein the first transmission part is provided with wedge-shaped protrusions (523) and the second transmission part is provided with recesses (511) cooperating with the protrusions (523).

6. The ball lock according to claim 5, wherein a limiting block (512) is arranged on the side wall of the linkage shaft (510), and a limiting groove (121) matched with the limiting block (512) is arranged in the first hand sleeve (120) along the axial direction of the linkage shaft (510).

7. The ball lock according to claim 1, further comprising a second ball lock body (600), wherein the second ball lock body (600) comprises a second fixing member (610) and a second hand sleeve (620), the second hand sleeve (620) is rotatably connected to the second fixing member (610), a lock cylinder (630) is arranged in the second hand sleeve (620), the lock cylinder (630) is connected with the connecting rod (300), a clamping assembly (640) is arranged on the second hand sleeve (620), and the lock cylinder (630) is clamped to the second hand sleeve (620) through the clamping assembly (640).

8. The ball lock according to claim 7, wherein the clamping assembly (640) is provided with a first clamping portion (641), the first clamping portion (641) is provided with a guiding inclined surface (642), the guiding inclined surface (642) is inclined towards the lock cylinder (630) towards the first ball lock body (100), the lock cylinder (630) is provided with a second clamping portion (631), and the first clamping portion (641) is in clamping fit with the second clamping portion (631).

9. The ball lock according to claim 7, further comprising a second elastic member (700), wherein the second elastic member (700) is disposed on the second fixing member (610) or the first fixing member (110), and the second elastic member (700) abuts against a side surface of the connecting rod (300).

10. The ball lock according to claim 9, further comprising a third elastic member (800), wherein the third elastic member (800) is disposed opposite to the second elastic member (700), and wherein the third elastic member (800) abuts against the side of the connecting rod (300).