CN222542202U

CN222542202U - A lock body

Info

Publication number: CN222542202U
Application number: CN202421264713.4U
Authority: CN
Inventors: 林峰
Original assignee: Yongjia Cangsong Hardware Decoration Co ltd
Current assignee: Yongjia Cangsong Hardware Decoration Co ltd
Priority date: 2024-06-04
Filing date: 2024-06-04
Publication date: 2025-02-28
Anticipated expiration: 2034-06-04

Abstract

The utility model relates to a lock body, including a lock shell and a lock tongue, wherein a transmission rod is arranged in the lock shell, a thumbwheel is rotatably arranged in the lock shell, square core wheels for connecting an inner handle and an outer handle are arranged on both sides of the thumbwheel, a swinging member is movably arranged on the thumbwheel, a linkage block is arranged on the square core wheel, a linkage groove adapted to the linkage block is arranged on the corresponding linkage block of the swinging member, the thumbwheel has a first clamping portion and a second clamping portion matched with the swinging member, when the square core wheel rotates in the unlocking direction at the first clamping portion, the linkage block is placed in the linkage groove to drive the thumbwheel to rotate and unlock, the swinging member is provided with a driving member on one side of the unlocking rotation direction, when the square core wheel rotates in the locking direction, the driving member drives the swinging member to be placed from the first clamping portion to the second clamping portion, so that the linkage block is separated from the linkage groove. The technical scheme of the utility model has the technical effects of simple structure and convenient operation.

Description

Lock body

Technical Field

The utility model relates to the technical field of locks, in particular to a lock body.

Background

The door lock is a hardware installed on the door to keep the space privacy, the basic structure of the door lock comprises a lock tongue which can stretch and retract under the action of external force and is matched with a buckling box installed on the door frame, and the door can be prevented from being opened by accidents such as wind blowing and the like. The door lock in the prior art has a back locking function, a user can lock the door outdoors by turning a key, but the door needs to be locked by the key every time when the user goes out, so that the operation is complex, the user can forget easily, and a plurality of inconveniences are caused to the user.

Disclosure of utility model

Based on the problems, the utility model provides the lock body which is simple in structure and convenient to operate.

The lock body comprises a lock shell and a lock tongue, wherein a transmission rod is arranged in the lock shell and used for connecting the lock tongue and can be arranged in the lock shell in a sliding mode, a shifting wheel is arranged in the lock shell in a rotating mode and used for driving the transmission rod to slide so that the lock tongue stretches out of or retracts into the lock shell, square core wheels used for connecting an inner handle and an outer handle are respectively arranged on two sides of the shifting wheel, a swinging piece is movably arranged on the shifting wheel, a linkage block is arranged on the square core wheels, a first clamping part and a second clamping part which are matched with the swinging piece are arranged on the corresponding linkage block, when the first clamping part and the square core wheels rotate in an unlocking direction, the linkage block is arranged in the linkage groove to drive the shifting wheel to rotate, and when the square core wheels rotate in the locking direction, the driving piece is driven to be separated from the first clamping part and then arranged in the second clamping part.

Through adopting above-mentioned technical scheme, when interior handle or outer handle drive square core wheel along the direction of unblanking rotates, the linkage piece butt on the square core wheel is in the linkage groove on the swinging member for drive swinging member drive thumb wheel synchronous rotation when the linkage piece rotates, make the transfer line drive spring bolt retract in the lock shell, accomplish the unblanking, when needs lock, interior handle or outer handle drive square core wheel along the direction of locking rotation, the swinging member is moved to the second card portion from first card portion to the drive piece drive swinging member, and the linkage piece breaks away from the linkage groove, makes square core wheel idle running, does not contact with the linkage groove and drives the thumb wheel rotation, consequently can't unblank, realizes locking, simple structure, and locking structure is ingenious, and convenience of customers locks a door, convenient operation.

The utility model further provides that the square core wheel is provided with the poking block, and one side of the poking wheel facing the inner handle is provided with the convex block which is in abutting fit with the poking block.

Through adopting above-mentioned technical scheme, stir setting of piece and lug for when the position in the door, no matter whether lock in the door or outside the door, all can drive the thumb wheel through the square core wheel of handle in the rotation and rotate the door of opening the door along the direction of unblanking, realize the unblock, the lug can be parts such as bolt, just the lock shell corresponds the bolt position and is provided with the connecting hole rather than being linked together, when easy to assemble, make the lock shell no matter what direction installation is followed to the lock shell, all can the mounted position of positioning bolt, make it along interior handle direction protrusion, and stir piece looks butt cooperation on the corresponding square core wheel, simple structure.

The utility model further provides that the other side of the swinging piece relative to the driving piece is provided with a reset piece, and when the thumb wheel rotates along the unlocking direction, the reset piece drives the swinging piece to reset and rotate from the second clamping part to the first clamping part.

Through adopting above-mentioned technical scheme, when the thumb wheel rotates along the direction of unblanking, reset piece can with swing piece looks butt to promote the swing piece, make it reset from the second station and rotate to first station, in order to release the state of locking, convenient operation.

The driving piece comprises a main body, a pushing piece and a driving piece, wherein the main body is rotatably arranged in the lock shell, the pushing piece and the driving piece are arranged on the main body, when the swinging piece is positioned at the first clamping part, the pushing piece is in abutting fit with the swinging piece, and when the square core wheel rotates along the locking direction, the linkage piece pushes the driving piece to drive the main body to rotate and drive the pushing piece to push the swinging piece to move to the second clamping part.

Through adopting above-mentioned technical scheme, when first card portion position, the impeller and swinging member looks butt, when square core upwards carries back and rotates interior handle or outer handle, square core rotates up the lock direction, when rotating, promote the drive piece and drive the main part and rotate, when the main part rotates, the impeller with swinging member looks butt promote swinging member and take place to rotate, make swinging member remove from first card portion and put into second card portion, release the cooperation of linkage piece and linking groove, realize carrying back and locking, when needs unblock, can be along the interior handle of rotation of pushing down of unlocking direction, through the setting of stirring piece and lug, can stir the thumb wheel and rotate the unblock, then the accessible key inserts the key hole in the outside and drives thumb wheel rotation unblock, convenient operation.

The utility model further provides that a hook part is arranged at the position of the thumb wheel close to the first clamping part, a positioning block is arranged at the position of the lock shell close to the pushing block, when the swinging piece is positioned at the first clamping part, the positioning block is in abutting fit with the pushing block, and when the thumb wheel rotates along the unlocking direction, the hook part is in abutting fit with the pushing block and drives the pushing block to reset to the positioning block.

Through adopting above-mentioned technical scheme, the setting of locating piece for location driving piece mounted position, convenient equipment, the setting of hook portion, when the thumb wheel rotates along the direction of unblanking, hook portion promotes the impeller removal along with the rotation of thumb wheel, makes the impeller reset to the position with locating piece looks butt, rational in infrastructure, cooperation are stable.

The lock is further provided with a lock shell comprising a first shell body and a second shell body, wherein positioning columns are arranged at four corners of the first shell body, positioning holes are formed in the second shell body corresponding to the positioning columns, the positioning columns are connected with the positioning holes through bolts, mounting holes are formed in the main body, and the mounting holes are sleeved on the outer sides of the corresponding positioning columns.

Through adopting above-mentioned technical scheme, the setting of reference column, locating hole, the convenience is installed the connection of first casing, second casing, and the structure is more stable, the setting of mounting hole for when installing the main part, establish the main part cover in corresponding reference column position can, when conveniently fixing a position the installation to the main part, further reduced the number of spare part, simplified structure.

The utility model further provides that one end of the swinging piece facing the driving piece is provided with a mounting groove, a spring marble is arranged in the mounting groove, the spring marble is matched with the first clamping part when the swinging piece is at the first clamping part position, and the spring marble is matched with the second clamping part when the swinging piece is at the second clamping part position.

Through adopting above-mentioned technical scheme, spring marble includes spring, marble, and marble one end is connected with the spring, and the other end is protruding towards the notch direction of mounting groove, and convex part and first card portion, second card portion looks adaptation, when the swinging member was gone into second card portion position from first card portion position, the swinging member removes and impels spring compression and drive marble to withdraw, and when removing to second card portion position, spring pressure disappeared, impels the marble to stretch out and put into second card portion, keeps the swinging member to put into the stability of second card portion structure, improves structural strength, simple structure.

The utility model further provides that the square core wheel is provided with a limiting block, and limiting grooves for limiting the rotation angle of the square core wheel are formed in the positions, corresponding to the limiting blocks, of the lock shell.

Through adopting above-mentioned technical scheme, the cooperation of stopper and spacing groove has restricted the rotation angle scope of interior handle, outer handle on the square core wheel, guarantees the stability that overall structure used, avoids interior handle, outer handle's corner too big, further improves the reliability of structure.

Compared with the prior art, the lock has the beneficial effects that when the lock is needed, the square core wheel rotates along the locking direction by controlling the inner handle or the outer handle to lift reversely, the linkage block on the square core wheel pushes the driving block to move so as to drive the main body to rotate, the main body rotates to drive the pushing block to push the swinging piece to move from the first clamping part to be arranged in the second clamping part, the cooperation of the linkage block and the linkage groove is released, the outer handle is in an idle state, the door cannot be opened, the lock can be realized, when the lock is needed, the square core wheel on one side of the inner handle can drive the shifting wheel to rotate and unlock along the unlocking direction through the setting of the stirring block and the convex block, and when the lock is rotated and unlocked, the reset piece can push the swinging piece to reset and rotate to the first clamping part from the second clamping part along with the rotation of the stirring wheel, so that the lock is released, and the lock is simpler in structure.

Drawings

FIG. 1 is a schematic view of a first station construction inside a door according to an embodiment of the present utility model;

FIG. 2 is a schematic view of a first station configuration outside a door according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a second station inside a door according to an embodiment of the present utility model;

fig. 4 is an enlarged view of the a portion structure of fig. 3;

FIG. 5 is a schematic view showing a reset structure of a door inner side swing member according to an embodiment of the present utility model;

Fig. 6 is an enlarged view of the B part structure of fig. 5;

FIG. 7 is a schematic diagram of an embodiment of the present utility model;

The reference numerals in the drawing refer to 1-lock shell, 101-first shell, 102-second shell, 2-lock tongue, 3-transmission rod, 4-deflector pulley, 5-square core pulley, 6-swinging piece, 7-linkage block, 8-linkage groove, 9-first clamping part, 10-second clamping part, 11-driving piece, 1101-main body, 1102-pushing block, 1103-driving block, 12-deflector block, 13-bump, 14-reset piece, 15-hook part, 16-positioning block, 17-positioning column, 18-positioning hole, 19-mounting hole, 20-spring marble, 21-limiting block and 22-limiting groove.

Detailed Description

The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.

Referring to fig. 1-7, the lock body disclosed by the utility model comprises a lock shell 1 and a lock tongue 2, wherein a transmission rod 3 is arranged in the lock shell 1, the transmission rod 3 is used for connecting the lock tongue 2 and is slidably arranged in the lock shell 1, a driving wheel 4 is rotationally arranged on the lock shell 1, the driving wheel 4 is used for driving the transmission rod 3 to slide so as to enable the lock tongue 2 to extend or retract into the lock shell 1, square core wheels 5 used for connecting an inner handle and an outer handle are respectively arranged on two sides of the driving wheel 4, a swinging piece 6 is movably arranged on the driving wheel 4, a linkage block 7 is arranged on the square core wheels 5, a linkage groove 8 matched with the linkage block 7 is formed in the swinging piece 6, a first clamping part 9 and a second clamping part 10 matched with the swinging piece 6 are arranged on the driving wheel 4, when the first clamping part 9 and the square core wheels 5 rotate along the direction, the linkage block 7 is arranged in the groove 8 so as to drive the driving wheel 4 to rotate, and when the first clamping piece 11 is arranged on one side of the swinging piece 6 and the second clamping part 11 is driven to rotate along the direction 11, and the first clamping part 11 is separated from the first clamping part 11 and the second clamping part is driven along the direction 11. When the inner handle or the outer handle drives the square core wheel 5 to rotate along the unlocking direction, the linkage block 7 on the square core wheel 5 is abutted to the linkage groove 8 on the swinging member 6, so that the swinging member 6 is driven to drive the shifting wheel 4 to synchronously rotate when the linkage block 7 rotates, the transmission rod 3 is driven to drive the lock tongue 2 to retract into the lock shell 1 to finish unlocking, when locking is required, the inner handle or the outer handle drives the square core wheel 5 to rotate along the locking direction, the driving member 11 drives the swinging member 6 to move from the first clamping part 9 to the second clamping part 10, the linkage block 7 is separated from the linkage groove 8, the square core wheel 5 idles and does not abut against the linkage groove 8 to drive the shifting wheel 4 to rotate, unlocking cannot be realized, and the locking device is simple in structure, ingenious in locking structure, convenient for a user to lock a door, and convenient to operate.

The embodiment is further provided with a poking block 12 arranged on the square core wheel 5, and a convex block 13 which is in abutting fit with the poking block 12 is arranged on one side of the poking wheel 4 facing the inner handle. The setting of stirring piece 12 and lug 13 for when the position in the door, no matter whether lock in the door or outside the door, all can drive driving wheel 4 along the direction of unblanking through the square core wheel 5 of handle in the rotation and rotate the door of opening, realize the unblock, lug 13 can be parts such as bolt, just lock shell 1 corresponds the bolt position and is provided with the connecting hole rather than being linked together, when convenient to install, make lock shell 1 no matter what direction installation, all can the mounted position of locating bolt, make it along interior handle direction protrusion to with stir piece 12 looks butt cooperation on the corresponding square core wheel 5, simple structure.

The embodiment is further provided with a reset piece 14 arranged on the other side of the swinging piece 6 relative to the driving piece 11, and when the thumb wheel 4 rotates in the unlocking direction, the reset piece 14 drives the swinging piece 6 to reset and rotate from the position of the second clamping part 10 to the position of the first clamping part 9. When the thumb wheel 4 rotates along the unlocking direction, the reset piece 14 can be abutted with the swinging piece 6 and push the swinging piece 6 to reset and rotate from the second station to the first station, so that the locking state is released, and the operation is convenient.

The driving member 11 further comprises a main body 1101, a pushing block 1102 and a driving block 1103, wherein the main body 1101 is rotatably arranged in the lock housing 1, the pushing block 1102 and the driving block 1103 are arranged on the main body 1101, when the swinging member 6 is positioned on the first clamping portion 9, the pushing block 1102 is in abutting fit with the swinging member 6, and when the square core 5 rotates along the locking direction, the linkage block 7 pushes the driving block 1103 to drive the main body 1101 to rotate and drive the pushing block 1102 to push the swinging member 6 to move to the second clamping portion 10. When the square core wheel 5 reversely lifts and rotates the inner handle or the outer handle, the square core wheel 5 rotates towards the locking direction, the driving block 1103 is pushed to drive the main body 1101 to rotate when the square core wheel 5 rotates, the driving block 1102 which is abutted with the swinging piece 6 pushes the swinging piece 6 to rotate when the main body 1101 rotates, the swinging piece 6 is driven to move from the first clamping part 9 to be placed into the second clamping part 10, the cooperation of the linkage block 7 and the linkage groove 8 is released, reverse lifting locking is realized, when unlocking is needed, the inner handle can be pressed downwards in the unlocking direction in the door, the driving wheel 4 can be driven to rotate and unlock through the setting of the driving block 12 and the protruding block 13, and the driving wheel 4 can be driven to rotate and unlock through a key inserted into a key hole on the outer side, so that the operation is convenient.

The embodiment further provides that a hook portion 15 is arranged at a position, close to the first clamping portion 9, of the thumb wheel 4, a positioning block 16 is arranged at a position, close to the pushing block 1102, of the lock shell 1, when the swinging piece 6 is located at the first clamping portion 9, the positioning block 16 is in abutting fit with the pushing block 1102, and when the thumb wheel 4 rotates in the unlocking direction, the hook portion 15 abuts against the pushing block 1102 and drives the pushing block 1102 to reset to the positioning block 16. The setting of locating piece 16 for location driver 11 mounted position, the convenient equipment, the setting of hook portion 15, when thumb wheel 4 rotates along the direction of unblanking, hook portion 15 promotes the impeller 1102 removal along with the rotation of thumb wheel 4, promotes impeller 1102 to reset to the position with locating piece 16 looks butt, rational in infrastructure, cooperation are stable.

The embodiment further provides that the lock case 1 comprises a first shell 101 and a second shell 102, positioning columns 17 are arranged at four corners of the first shell 101, positioning holes 18 are formed in the second shell 102 corresponding to the positioning columns 17, the positioning columns 17 are connected with the positioning holes 18 through bolts, mounting holes 19 are formed in the main body 1101, and the mounting holes 19 are sleeved on the outer sides of the corresponding positioning columns 17. The setting of reference column 17, locating hole 18, the convenience is to the connection installation of first casing 101, second casing 102, and the structure is more stable, the setting of mounting hole 19 for when installing main part 1101, establish main part 1101 cover in corresponding reference column 17 position can, when the convenience is to main part 1101 location installation, further reduced the number of spare part, simplified structure.

The embodiment further provides that a mounting groove (not shown in the figure) is arranged at one end of the swinging member 6 facing the driving member 11, a spring marble 20 is arranged in the mounting groove, the spring marble 20 is matched with the first clamping portion 9 when the swinging member 6 is positioned at the first clamping portion 9, and the spring marble 21 is matched with the second clamping portion 10 when the swinging member 6 is positioned at the second clamping portion 10. The spring marble 20 includes spring, marble, and marble one end is connected with the spring, and the other end is towards the notch direction protrusion of mounting groove 20, and the convex part is with first clamping part 9, second clamping part 10 looks adaptation, when swinging member 6 put into second clamping part 10 position from first clamping part 9 position, swinging member 6 removes and impels the spring compression and drive marble to withdraw, and when removing to second clamping part 10 position, spring pressure disappears, impels the marble to stretch out and put into second clamping part 10, keeps swinging member 6 to put into the stability of second clamping part 10 structure, improves structural strength, simple structure.

The embodiment further provides that a limiting block 21 is arranged on the square core wheel 5, and limiting grooves 22 used for limiting the rotation angle of the square core wheel 5 are formed in positions of the lock shell 1 corresponding to the limiting block 21. The cooperation of stopper 21 and spacing groove 22 has restricted the rotation angle scope of interior handle, outer handle on the square core wheel 5, guarantees the stability that overall structure used, avoids interior handle, outer handle's corner too big, further improves the reliability of structure.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims

1. The utility model provides a lock body, includes lock shell, spring bolt, be provided with the transfer line in the lock shell, the transfer line is used for connecting the spring bolt and slidable sets up in the lock shell, the rotation is provided with the thumb wheel in the lock shell, the thumb wheel is used for driving the transfer line and slides and make the spring bolt stretch out or withdraw the lock shell, the thumb wheel both sides are provided with the square core wheel that is used for connecting interior handle, outer handle respectively, its characterized in that: the driving wheel is provided with a driving piece movably, the square core wheel is provided with a linkage block, the swinging piece is provided with a linkage groove matched with the linkage block correspondingly to the linkage block, the driving wheel is provided with a first clamping part and a second clamping part matched with the swinging piece, when the first clamping part and the square core wheel rotate along the unlocking direction, the linkage block is arranged in the linkage groove to drive the driving wheel to rotate and unlock, one side of the swinging piece, which faces the unlocking rotation direction, is provided with a driving piece, and when the square core wheel rotates along the locking direction, the driving piece drives the swinging piece to be arranged in the second clamping part from the first clamping part, so that the linkage block is separated from the linkage groove.

2. The lock body according to claim 1, wherein the square core wheel is provided with a poking block, and a convex block which is in butt fit with the poking block is arranged on one side of the poking wheel, which faces the inner handle.

3. The lock body according to claim 1, wherein the swinging member is provided with a reset member on the other side with respect to the driving member, and the reset member drives the swinging member to reset from the second clamping position to the first clamping position when the thumb wheel rotates in the unlocking direction.

4. The lock body of claim 1, wherein the driving member comprises a main body, a pushing block and a driving block, the main body is rotatably arranged in the lock shell, the pushing block and the driving block are arranged on the main body, when the swinging member is positioned at the first clamping part, the pushing block is in abutting fit with the swinging member, and when the square core wheel rotates along the locking direction, the linkage block pushes the driving block to drive the main body to rotate and drive the pushing block to push the swinging member to move to the second clamping part.

5. The lock body according to claim 4, wherein the thumb wheel is provided with a hook portion at a position close to the first clamping portion, the lock housing is provided with a positioning block at a position close to the pushing block, the positioning block is in abutting fit with the pushing block when the swinging piece is positioned at the first clamping portion, and the hook portion is in abutting fit with the pushing block and drives the pushing block to reset to the positioning block when the thumb wheel rotates in the unlocking direction.

6. The lock body according to claim 4, wherein the lock shell comprises a first shell and a second shell, positioning columns are arranged at four corners of the first shell, positioning holes are formed in the second shell corresponding to the positioning columns, the positioning columns are connected with the positioning holes through bolts, mounting holes are formed in the main body, and the mounting holes are sleeved on the outer sides of the corresponding positioning columns.

7. The lock body according to claim 1, wherein the swinging member has a mounting groove at one end facing the driving member, a spring ball is disposed in the mounting groove, the spring ball is engaged with the first engaging portion when the swinging member is in the first engaging portion position, and the spring ball is engaged with the second engaging portion when the swinging member is in the second engaging portion position.

8. The lock body according to claim 1, wherein the square core wheel is provided with a limiting block, and limiting grooves for limiting the rotation angle of the square core wheel are formed in the positions of the lock shell corresponding to the limiting blocks.