CN214220880U - Clutch structure of door lock handle - Google Patents

Abstract

The utility model discloses a separation and reunion structure of lock handle, including panel components and handle, be equipped with on hand and pass panel components and with panel components rotates the pivot of connecting, panel components is including the rolling disc that can drive the lock core unblock, still including enable the rolling disc with the separation or the separation and reunion subassembly of linkage between the pivot, through the separation and reunion subassembly, can make the rolling disc with separation between the pivot makes the handle can not drive the lock core unblock, has played the effect of theftproof, the security of the lock of further improvement, and simple structure, convenient to use.

Description

Clutch structure of door lock handle

Technical Field

The utility model relates to a lock field, in particular to separation and reunion structure of lock handle.

Background

The door lock is an apparatus for locking a door to prevent others from opening the door, and is classified into a mechanical type and an electric type according to a locking driving manner. The door lock generally includes a panel, a lock cylinder and handles, the panel and the handles are respectively installed on the inner and outer sides of the door body relative to the door frame, and the lock cylinder is installed inside the door body and is in linkage fit with each handle.

For a conventional handle door lock, a lock cylinder is directly driven by pressing down a handle or lifting up the handle to open and lock the door, but at present, many entrance doors are provided with cat eyes, and a thief can easily operate the movement of the inner handle of the door by using a tool through the cat eye. If the handle is a conventional handle, a thief can easily open the door by pressing down the handle in the operating door through the cat eye hole, so that the door lock is easily cracked, and certain property safety hazards exist.

Accordingly, further improvements are needed in the existing door lock handle structure.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the problems that exist among the prior art to a certain extent at least, for this reason, the utility model provides a separation and reunion structure of lock handle makes handle and lock core separation through clutch assembly when the theftproof, plays and prevents that the thief from operating the interior handle realization unblock easily through cat eye hole.

The utility model provides a separation and reunion structure of lock handle, includes panel components and handle, be equipped with on the handle and pass panel components and with panel components rotates the pivot of connecting, panel components is including the rolling disc that can drive the lock core unblock, still including enabling the rolling disc with the separation or the clutch assembly of linkage between the pivot.

Further, the rolling disc with the pivot coaxial line sets up, clutch assembly is including setting up first draw-in groove on the rolling disc, the pivot with be equipped with the second draw-in groove on the corresponding position of first draw-in groove, first draw-in groove is than the second draw-in groove is long, first draw-in groove internalization is equipped with the separation and reunion round pin be equipped with in the panel assembly and drive the separation and reunion round pin inserts the second draw-in groove or shift out the piece subassembly that bulldozes of second draw-in groove be equipped with the drive assembly that can drive and bulldoze the piece subassembly and remove in the panel assembly.

Furthermore, a reset component is arranged between the panel component and the rotating shaft and used for resetting the second clamping groove to a position corresponding to the first clamping groove.

Further, the reset assembly is located including the cover the torsional spring of pivot the bilateral symmetry of pivot is equipped with first stopper, the post that stretches out of torsional spring supports respectively to hold in two the side of first stopper the panel subassembly internal symmetry is equipped with the second stopper, the post that stretches out of torsional spring supports respectively to hold in two the side of second stopper, the torsional spring is located first stopper with same one side of second stopper.

In some embodiments, the pushing block assembly includes a first circular arc pushing block, a center of the first circular arc pushing block coincides with an axis of the rotating disc, an arc-shaped groove matched with an arc shape of the first circular arc pushing block is formed in the first circular arc pushing block, a protruding block is arranged at an outer end of the clutch pin, the protruding block is movably arranged in the arc-shaped groove, and the length of the arc-shaped groove is greater than or equal to a moving distance of the handle driving the protruding block when the handle is unlocked.

In some embodiments, the pushing block assembly includes a second circular arc pushing block, a center of the second circular arc pushing block coincides with an axis of the rotating disc, a first spring capable of enabling the clutch pin to abut against an inner arc surface of the second circular arc pushing block is arranged between the inside of the first clamping groove and an inner end of the clutch pin, and a length of the second circular arc pushing block is greater than or equal to a distance that the handle drives the clutch pin to move when the handle is unlocked.

In some embodiments, the driving assembly includes a fixed housing fixedly disposed in the panel assembly, a guide groove is disposed in the fixed housing, the guide groove is in a direction consistent with a moving direction of the clutch pin, a moving block is movably disposed in the guide groove, the moving block is fixedly connected to the first arc pushing block or the second arc pushing block, third slots are disposed at intervals on an inner side surface of the fixed housing, a positioning assembly capable of fixing the moving block at a corresponding position of the third slots is disposed on the moving block, a long slot is disposed on an outer side of the panel assembly and below the handle, a slot length of the long slot is greater than or equal to a distance between outer edges of the two third slots, and a dial block penetrating through the long slot is disposed on the moving block.

In some embodiments, the positioning assembly includes a first fixture block disposed on a side surface of the moving block and corresponding to the third fixture groove, a contact surface between the first fixture block and the third fixture groove is an arc surface, and a deformation groove is disposed on the moving block beside the first fixture block and used for allowing the first fixture block to deform toward the moving block when the moving block moves.

In some embodiments, the positioning assembly includes a spring groove disposed on a side surface of the moving block, a second clamping block clamped with the third clamping groove is movably disposed in the spring groove, a second spring is disposed between an inner end of the second clamping block and the spring groove, and a contact surface between the second clamping block and the third clamping groove is an arc surface or a spherical surface.

In some embodiments, the driving assembly includes a fixed seat fixedly disposed in the panel assembly, a linear reciprocating actuator is disposed on the fixed seat, and a rod pushing end of the linear reciprocating actuator is fixedly connected to the first circular arc push block or the second circular arc push block and is configured to push the first circular arc push block or the second circular arc push block so as to insert the clutch pin into the second slot or remove the clutch pin from the second slot.

Compared with the prior art, the utility model discloses an at least including following beneficial effect:

the utility model discloses through clutch assembly, can make the rolling disc with separation between the pivot makes the handle can not drive the lock core unblock, has played the effect of theftproof, the security of the lock of further improvement, and simple structure, convenient to use.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of a clutch structure of a door lock handle according to the present invention;

fig. 2 is one of the exploded perspective views of the first embodiment of the clutch structure of the door lock handle according to the present invention;

fig. 3 is a second exploded perspective view of the first embodiment of the clutch structure of the door lock handle according to the present invention;

fig. 4 is one of the partial perspective views of the first embodiment of the clutch structure of the door lock handle according to the present invention;

fig. 5 is a second partial perspective view of the first embodiment of the clutch structure of the door lock handle according to the present invention;

fig. 6 is a partial perspective view of a second embodiment of a clutch structure of a door lock handle according to the present invention.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts shall fall within the scope of the claimed technical solution of the present invention.

As shown in fig. 1-6, a separation and reunion structure of lock handle, including panel components 1 and handle 10, panel components 1 is conventional lock panel structure, be equipped with on the handle 10 and pass panel components 1 and with panel components 1 rotates the pivot 11 of connecting, panel components 1 is including the rolling disc 12 that can drive the cylinder unblock, and rolling disc 12 is arranged in connecting the square pole in the cylinder and then drives the cylinder rotation, still including enabling rolling disc 12 with separation or the clutch components 2 of linkage between the pivot 11, through clutch components 2, can make rolling disc 12 with separation between the pivot 11 makes handle 10 can not drive the cylinder unblock, has played the effect of theftproof, the security of further improvement lock, and simple structure, convenient to use.

Rolling disc 12 with 11 coaxial lines in pivot set up, clutch module 2 is including setting up first draw-in groove 20 on the rolling disc 12, pivot 11 with be equipped with second draw-in groove 21 on the corresponding position of first draw-in groove 20, first draw-in groove 20 is than second draw-in groove 21 is long, first draw-in groove 20 internalization is equipped with separation and reunion round pin 22 be equipped with in the panel assembly 1 and drive separation and reunion round pin 22 inserts second draw-in groove 21 or shift out the piece subassembly 3 that bulldozes of second draw-in groove 21 be equipped with in the panel assembly 1 and drive the drive assembly 4 that bulldozes piece subassembly 3 and remove, bulldoze piece subassembly 3 through the drive assembly 4 drive and remove to the realization bulldozes piece subassembly 3 with the effect of separation or combination of separation and second draw-in groove 22 and second draw-in groove 21.

In the present invention, a reset component 5 is disposed between the panel component 1 and the rotating shaft 11, the reset component 5 is used for resetting the second engaging groove 21 to a position corresponding to the first engaging groove 20, the reset component 5 includes a torsion spring 50 sleeved on the rotating shaft 11, first stoppers 51 are symmetrically disposed on both sides of the rotating shaft 11, extending posts of the torsion spring 50 respectively abut against the side surfaces of the two first stoppers 51, second stoppers 52 are symmetrically disposed in the panel component 1, the extending posts of the torsion spring 50 respectively abut against the side surfaces of the two second stoppers 52, the torsion spring 50 is disposed on the same side of the first stopper 51 and the second stopper 52, the second stopper 52 is used for fixing the torsion spring 50, when the handle 10 is twisted, the rotating shaft 11 rotates to drive one of the extending posts of the torsion spring 50 to be away from the second stopper 52, when the handle 10 is released, the torsion spring 50 drives the first stopper 51 to return, so that the second slot 21 returns to the position corresponding to the first slot 20.

The first embodiment of bulldozing block subassembly 3: the connecting structure comprises a first circular arc pushing block 30, the circle center of the first circular arc pushing block 30 is superposed with the axis of a rotating disc 12, an arc-shaped groove 31 matched with the arc shape of the first circular arc pushing block 30 is arranged in the first circular arc pushing block 30, a lug 32 is arranged on a clutch pin 22, the lug 32 is movably arranged in the arc-shaped groove 31, the length of the arc-shaped groove 31 is larger than or equal to the moving distance of the lug 32 driven by a handle 10 during unlocking, when the rotating disc 12 needs to be linked with the rotating shaft 11, the first circular arc pushing block 30 moves towards the rotating shaft 11, so that the clutch pin 22 is inserted into a second clamping groove 21, the clutch pin 22 is simultaneously inserted into a first clamping groove 20 and the second clamping groove 21, the connection effect of the two is realized, the rotating disc 12 can be linked with the rotating shaft 11, and when the rotating disc 12 needs to be separated from the rotating shaft 11, the first circular arc pushing block 30 moves towards the opposite direction of the rotating shaft 11, thereby driving the clutch pin 22 to be separated from the second engaging groove 21, and when the handle 10 rotates, the protrusion 32 can move along the arc-shaped groove 31, and the space of the arc-shaped groove 31 depends on the maximum rotating range of the handle 10.

The second embodiment of bulldozing block subassembly 3: the connecting device comprises a second circular arc pushing block, the center of the circle of the second circular arc pushing block coincides with the axis of the rotating disc 12, a first spring which can enable the clutch pin 22 to be abutted against the inner arc surface of the second circular arc pushing block is arranged between the inside of the first clamping groove 20 and the inner end of the clutch pin 22, the length of the second circular arc pushing block is larger than or equal to the distance of the clutch pin 22 driven by the handle 10 to move when the handle 10 is unlocked, when the rotating disc 12 and the rotating shaft 11 need to be linked, the second circular arc pushing block moves towards the rotating shaft 11 so that the clutch pin 22 is inserted into the second clamping groove 21, the clutch pin 22 is simultaneously inserted into the first clamping groove 20 and the second clamping groove 21, the connecting effect of the two is realized, when the rotating disc 12 and the rotating shaft 11 need to be separated, the second circular arc pushing block moves towards the opposite direction of the rotating shaft 11 so that the clutch pin 22 is separated from the second clamping groove 21 through the first spring, when the handle 10 is rotated, the projection 32 can move along the arc-shaped slot 31, and the length of the second arc-shaped pushing block depends on the maximum rotation range of the handle 10.

First embodiment of drive assembly 4: the device comprises a fixed shell 40 fixedly arranged in the panel component 1, a guide groove 41 which is consistent with the moving direction of the clutch pin 22 is arranged in the fixed shell 40, a moving block 42 is movably arranged in the guide groove 41, the moving block 42 is fixedly connected with the first arc pushing block 30 or the second arc pushing block, a third clamping groove 43 is arranged at the inner side surface of the fixed shell 40 at intervals, a positioning component 6 which can fix the moving block 42 at the corresponding position of the third clamping groove 43 is arranged on the moving block 42, a long slotted hole 44 is arranged below the handle 10 at the outer side of the panel component 1, the length of the long slotted hole 44 is larger than or equal to the distance between the outer edges of the two third clamping grooves 43, a shifting block 45 penetrating through the long slotted hole 44 is arranged on the moving block 42, when the rotating disc 12 needs to be linked with the rotating shaft 11, poking the shifting block 45 to make the moving block 42 move towards the direction of the rotating shaft 11, so that the pushing block assembly 3 drives the clutch pin 22 to be inserted into the second clamping groove 21 to realize linkage, the manually-driven structure is generally used for the inner side of the door lock, the long slotted hole 44 is arranged below the handle 10, the risk of preventing a thief from unlocking through a cat eye is effectively realized, and the safety of the door lock is improved.

First embodiment of locating component 6: the first fixture block 60 is arranged on the side surface of the moving block 42 and corresponds to the third clamping groove 43, a contact surface between the first fixture block 60 and the third clamping groove 43 is an arc surface, a deformation groove 61 for allowing the first fixture block 60 to deform towards the moving block 42 when the moving block 42 moves is arranged beside the first fixture block 60 on the moving block 42, when the moving block 42 is pushed, the first fixture block 60 moves by taking the contact surface with the third clamping groove 43 as the arc surface, and the first fixture block 60 is extruded by the inner side surface of the fixed shell 40 in the moving process, so that the first fixture block 60 can deform through the deformation groove 61, the moving block 42 can move, and when the first fixture block 60 moves into the third clamping groove 43, the deformation groove 61 resets, and the moving block 42 is kept in a fixed state.

Positioning assembly 6 is including setting up spring groove on the side of movable block 42 spring inslot activity be equipped with the second fixture block of third fixture groove 43 looks joint, second fixture block inner with be equipped with the second spring between the spring groove, the second fixture block with the contact surface of third fixture groove 43 is arc surface or sphere, when promoting movable block 42, the second fixture block is because of the medial surface extrusion that receives fixed casing 40, and the second fixture block removes to second spring direction, when the second fixture block removed the position of another third fixture groove 43, makes the second fixture block reset through the second spring to make in the second fixture block card goes into corresponding third fixture groove 43, make movable block 42 keep the stationary state.

Second embodiment of drive assembly 4: the linear reciprocating driver 47 can be an electric push rod, an air cylinder and the like, the first circular arc pushing block 30 or the second circular arc pushing block is controlled to move through the linear reciprocating driver 47, the clutch pin 22 is separated from or combined with the second clamping groove 21, and the electric driving structure can be used for the inner side or the outer side of a door lock.

The above-mentioned detailed description of the technical solution and the beneficial effects of the present invention have been described in detail, it should be understood that the above is only the most preferred embodiment of the present invention, not used for limiting the present invention, any modification, supplement, equivalent replacement, etc. made within the principle scope of the present invention should be included within the protection scope of the present invention.

Claims (9)

1. A clutch structure of a door lock handle comprises a panel component (1) and a handle (10), wherein the door lock handle comprises a handle body and a handle cover

The handle (10) is provided with a handle which penetrates through the panel component (1) and is rotationally connected with the panel component (1)

A rotating shaft (11), the panel component (1) comprises a rotating disc (12) capable of driving the lock cylinder to unlock, and the characteristics are that

Characterized in that the device also comprises a clutch component which can separate or link the rotating disk (12) and the rotating shaft (11)

(2) A pushing block component (3) and a driving component (4) which are arranged in the panel component (1), the rotating disc (12) and the rotating shaft (11) are coaxially arranged, the clutch component (2) comprises a first clamping groove (20) arranged on the rotating disc (12), a second clamping groove (21) arranged on the rotating shaft (11) corresponding to the first clamping groove (20), and a clutch pin (22), the first clamping groove (20) is longer than the second clamping groove (21), the clutch pin (22) is movably arranged in the first clamping groove (20), the pushing block assembly (3) can drive the clutch pin (22) to be inserted into or removed from the second clamping groove (21), the driving assembly (4) can drive the pushing block assembly (3) to move, so as to drive the clutch pin (22) to be inserted into or removed from the second clamping groove (21).

2. The structure of claim 1, wherein the panel is formed of a metal plate

A reset component (5) is arranged between the component (1) and the rotating shaft (11), and the reset component (5) is used for

Resetting the second card slot (21) to a position corresponding to the first card slot (20).

3. The structure of claim 2, wherein the reset position is set to a position where the handle is not engaged with the handle

The component (5) comprises a torsion spring (50) sleeved on the rotating shaft (11), and two sides of the rotating shaft (11)

First limit blocks (51) are symmetrically arranged, and extending columns of the torsion springs (50) respectively abut against the two second limit blocks

A second limit block (52) is symmetrically arranged in the panel component (1) at the side surface of the limit block (51),

the extending columns of the torsion spring (50) respectively abut against the side surfaces of the two second limiting blocks (52), and the torsion spring is characterized in that

The torsion spring (50) is positioned on the same side of the first limiting block (51) and the second limiting block (52).

4. The structure of claim 1, wherein the pushing member is provided on the handle of the door lock

The block component (3) comprises a first arc pushing block (30), and the circle center of the first arc pushing block (30)

The first arc pushing block (30) is provided with an arc coinciding with the axis of the rotating disc (12)

An arc groove (31) with matched shape, a convex block (32) is arranged on the clutch pin (22), and the convex block

The block (32) is movably arranged in the arc-shaped groove (31), and the length of the arc-shaped groove (31) is greater than or equal to

When the handle (10) is unlocked, the moving distance of the lug (32) is driven.

5. The structure of claim 4, wherein the pushing member is provided on the handle of the door lock

The block component (3) comprises a second arc pushing block, the circle center of the second arc pushing block and the rotating disc

(12) Is overlapped with the axis of the clutch pin, and a space between the inner part of the first clamping groove (20) and the inner end of the clutch pin (22) is provided

A first spring which can enable the clutch pin (22) to be abutted against the inner cambered surface of the second circular arc pushing block,

the length of the second arc pushing block is greater than or equal to that of the handle (10) which drives the clutch when unlocking

The distance the pin (22) moves.

6. The structure of claim 5, wherein the handle is formed of a metal plate

The driving component (4) comprises a fixed shell (40) fixedly arranged in the panel component (1),

a guide groove (41) which is consistent with the moving direction of the clutch pin (22) is arranged in the fixed shell (40),

a moving block (42) is movably arranged in the guide groove (41), and the moving block (42) and the first guide groove are arranged in a movable manner

The arc push block (30) or the second arc push block is fixedly connected with the fixed shell (40)

Third clamping grooves (43) are arranged at intervals on the inner side surface, and the moving block (42) is provided with a clamping groove capable of clamping the moving block

(42) A positioning component (6) fixed at the corresponding position of the third clamping groove (43) and arranged on the panel set

The outer side of the piece (1) is provided with a slotted hole (44) below the handle (10), and the slotted hole (44)

Is greater than or equal to the distance between the outer edges of the two third clamping grooves (43), during said movement

The block (42) is provided with a shifting block (45) penetrating through the long slotted hole (44).

7. The structure of claim 6, wherein the positioning means is a positioning member

The component (6) comprises a third clamping groove (43) which is arranged on the side surface of the moving block (42)

A corresponding first latch (60), the contact of the first latch (60) and the third latch groove (43)

The surface is an arc surface, and the moving block (42) is arranged beside the first fixture block (60)

When the moving block (42) moves, the first fixture block (60) deforms towards the moving block (42)

A groove (61).

8. The structure of claim 6, wherein the positioning means is a positioning member

The assembly (6) comprises a spring groove arranged on the side of the moving block (42) and in which a spring is arranged

A second clamping block movably connected with the third clamping groove (43) in a clamping way, and the inner end of the second clamping block is elastically connected with the spring

A second spring is arranged between the spring grooves, and the contact surface of the second clamping block and the third clamping groove (43) is an arc

A surface or a spherical surface.

9. The structure of claim 5, wherein the handle is a door lock handle

Characterized in that the driving component (4) comprises a fixed seat (46) fixedly arranged in the panel component (1),

a linear reciprocating driver (47) is arranged on the fixed seat (46), and the linear reciprocating driver (47)

The push rod end is fixedly connected with the first arc push block (30) or the second arc push block

To push the first arc push block (30) or the second arc push block to make the clutch pin (22)

Into or out of the second card slot (21).

Images