CN217897531U - Lock body structure of concealed door lock - Google Patents

Abstract

The utility model discloses a hidden door lock body structure, its technical scheme main points are including locking shell, spring bolt, be provided with in the lock shell and connect in the spring bolt and at the slidable transfer line in the lock shell, thereby the lock shell internal rotation is provided with the slip drive transmission line and drives the flexible rotary wheel dish of spring bolt, be provided with driving lever subassembly on the rotary wheel dish, be provided with the shifting block subassembly on the transfer line, be provided with in the lock shell and rotate when the rotary wheel dish and lock or carry out the reduction torsion spring that resets to its rotation stroke after the unblock, the driving lever subassembly is locked or is unlocked state after the spring bolt completion, and the drive through reduction torsion spring makes driving lever subassembly and shifting block subassembly's cooperation be in respectively and lock or unblock preparation state, the utility model discloses can all handles in adaptation market to under closing lock and the state of unblanking, the position of handle all keeps unanimous, looks more pleasing to the eye.

Description

Lock body structure of concealed door lock

Technical Field

The utility model relates to a lock technical field, more specifically says that it relates to a built-in door lock body structure.

Background

The hidden door is also called as a hidden door, one side of the hidden door is a wall, the hidden door can not be seen at a glance, and the hidden door can be displayed only by pushing the hidden door with a hand; and after you are free, the door returns to the original position again, presents the closed state again, looks like still or is the face wall from the outside, along with the progress of society and the continuous improvement of living standard, in order to improve the wholeness and the aesthetic property of house fitment, people also gradually improve to the requirement of door and window in the house product. The invisible door has been increasingly used in the home field because it can make the space integral sense stronger and the vision cleaner.

The hidden door is usually provided with a door closer, a handle is arranged on the inner side, the handle is not arranged on the outer side, the hidden door is in an unlocking state normally, the hidden door is kept closed through the door closer, a person pushes the door to open the hidden door and enter a room, the existing hidden door lock body is not provided with a reset mechanism of the handle, the handle is rotated forward by 90 degrees when the lock needs to be closed after entering the room, a lock tongue is pushed out, the lock is closed, and the handle keeps the angle of the closed lock; the handle is turned for 90 degrees to unlock, the bolt is pulled back, unlocking is realized, and the handle keeps the unlocking angle.

The problem that from this brings is, when the equipment is buckled handle or heterotypic handle on the hidden door, the orientation of handle at the state of unblanking and close the lock state is inconsistent, causes the door body pleasing to the eye, so the hidden door need be equipped with circular handle or square handle usually, this handle that makes the hidden door adaptation receives the limitation, can not carry out the apolegamy according to user's self hobby, probably lead to the hidden door handle not corresponding with the handle of other indoor door bodies, influence the aesthetic measure of holistic fitment, so, current hidden door lock is not strong enough to the commonality of all kinds of heterotypic handles, need improve.

SUMMERY OF THE UTILITY MODEL

The utility model provides a hidden door lock body structure, can all handles in adaptation market to close the lock and under the state of unblanking at the spring bolt, the position of handle all keeps unanimous, looks more pleasing to the eye.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a built-in door lock body structure, includes lock shell, spring bolt, its characterized in that: the lock is characterized in that a transmission rod which is connected with the lock tongue and can slide in the lock shell is arranged in the lock shell, a rotary wheel disc which drives the transmission rod to slide and drive the lock tongue to stretch is arranged in the lock shell in a rotating mode, a shifting rod assembly is arranged on the rotary wheel disc, a shifting block assembly is arranged on the transmission rod, a reset torsion spring which resets the rotary stroke of the rotary wheel disc after the rotary wheel disc rotates to be locked or unlocked is arranged in the lock shell, and the shifting rod assembly is respectively locked or unlocked in a preparation state after the lock tongue is locked or unlocked through the driving of the reset torsion spring.

The utility model discloses further set up to: the shifting rod assembly comprises a first shifting rod and a second shifting rod, the shifting block assembly comprises a shifting block, the shifting block is positioned between the first shifting rod and the second shifting rod, a first end face and a second end face are arranged on the shifting block, when the rotating wheel disc rotates forwards and is locked, the first shifting rod abuts against the first end face and drives the lock tongue to stretch out and lock, and after the rotating wheel disc is reset, the second shifting rod abuts against the second end face and is in an unlocking preparation state; when the rotating wheel disc is reversely rotated to unlock, the second driving lever abuts against the second end face and drives the spring bolt to retract, and after the rotating wheel disc is reset, the first driving lever abuts against the first end face and is in a locking preparation state.

The utility model discloses further set up to: the shifting rod assembly comprises a shifting rod, the shifting block assembly comprises a first shifting block and a second shifting block, the shifting rod is positioned between the first shifting block and the second shifting block, when the rotating wheel disc rotates forwards and is locked, the shifting rod abuts against the first shifting block and drives the spring bolt to extend out, and after the rotating wheel disc is reset, the shifting rod abuts against the second shifting block and is in an unlocking preparation state; when the rotating wheel disc is reversely rotated and unlocked, the shifting lever abuts against the second shifting block and drives the lock tongue to retract, and after the rotating wheel disc is reset, the shifting lever abuts against the first shifting block and is in a locking preparation state.

The utility model discloses further set up to: the transmission rod is further provided with a groove, a spring and a steel ball are arranged in the groove, the spring is abutted between the steel ball and the groove bottom of the groove, two positioning holes are formed in the lock shell, and the steel ball is matched with the positioning holes.

The utility model discloses further set up to: the rotary wheel disc is provided with a clamping hole, a limiting column is fixedly arranged in the lock shell, one end of the reset torsion spring is arranged in the clamping hole, and the other end of the reset torsion spring is fixedly arranged on the limiting column.

The utility model discloses further set up to: and the rotating wheel disc is also provided with a limiting shifting rod, and the limiting shifting rod can abut against the limiting column.

The utility model discloses further set up to: the lock shell is provided with a limiting groove, and the limiting pin extends into the limiting groove and can slide in the limiting groove.

The utility model discloses further set up to: the rotating wheel disc is provided with a square hole, and the square hole is used for inserting the transmission square steel, so that the rotating wheel disc can be driven to rotate through the handle.

To sum up, the utility model discloses following beneficial effect has:

compared with the prior art, the utility model, set up transfer line and rotary table, be provided with first driving lever and second driving lever on the rotary table, set up the stirring piece on the transfer line, drive first driving lever and second driving lever through the rotation of rotary table and stir the stirring piece, when the user upwards rotated the handle, namely when corotation was locked, first driving lever on the rotary table just promoted the stirring piece outwards will be released to drive the spring bolt and stretch out, realize the locking, the rotary table resets under the effect of the torsional spring that resets after the locking was accomplished, make the handle also return to the initial position; when unlocking is required, the handle is rotated downwards, namely, when the handle is reversely rotated for unlocking, the second deflector rod on the rotating wheel disc pushes the deflector block to move inwards, so that the lock tongue is retracted into the lock shell to realize unlocking, the rotating wheel disc is reset under the action of the reset torsion spring after unlocking, and the handle is also reset; therefore, after the lock is closed and the lock is unlocked, the rotating wheel disc can be reset to the initial position, the handle can also return to the initial position, so that the position of the handle is kept unchanged no matter the lock body is closed or unlocked, the handle is more tidy and beautiful, a user can freely select the style of the handle according to own favor and decoration style, compare prior art can only select symmetrical structure's such as spherical or square handle, the utility model discloses a lock body structure can all handles on the adaptation market, and can both guarantee neatly pleasing to the eye, and the suitability is stronger.

And simultaneously, the utility model discloses steel ball and locating hole have still been set up, telescopic motion through spring bolt and transfer line drives the steel ball and removes between two locating holes, plays spacing effect to the spring bolt, prevents to cause the self-propelled slip of spring bolt because reasons such as vibrations, also makes when unblanking and closing the lock, and the user can obtain good feedback when rotating the handle and feels, operates more comfortablely, can definitely experience whether accurate unblanking and closing the lock.

Drawings

FIG. 1 is a front view of the lock case of the present embodiment;

FIG. 2 is a rear view of the lock case of the present embodiment;

fig. 3 is a schematic structural view of the embodiment when the lock tongue is retracted and the rotating wheel disc is reset;

fig. 4 is a schematic structural view of the embodiment when a lock tongue is extended and the rotating wheel disc is reset;

FIG. 5 is a schematic structural view of a rotary disk in forward rotation according to the present embodiment;

FIG. 6 is a schematic structural diagram of a rotating disk of the present embodiment when reversely rotating and unlocking;

FIG. 7 is a side view of the latch bolt and the transmission rod of the present embodiment;

fig. 8 is a schematic structural view of the second bolt of the embodiment when retracted and the rotating wheel disc is reset;

FIG. 9 is a schematic structural view of the second embodiment of the present invention with the second bolt extended and the rotating wheel reset;

FIG. 10 is a schematic structural view of the second rotary disk of the present embodiment in the forward rotation;

fig. 11 is a schematic structural diagram of the second rotary disk of the present embodiment when reversely rotated and unlocked.

Reference numerals are as follows: 1. a lock case; 2. a latch bolt; 3. a transmission rod; 4. rotating the wheel disc; 5. a first shift lever; 6. a second deflector rod; 7. a shifting block; 701. a first end face; 702. a second end face; 8. a return torsion spring; 9. a clamping hole; 10. a limiting post; 11. a limiting deflector rod; 12. a spacing pin; 13. a limiting groove; 14. a groove; 15. a spring; 16. steel balls; 17. positioning holes; 18. a square hole; 20. a deflector rod assembly; 21. a shifting block assembly; 2101. a first toggle block; 2102. a second toggle block; 22. a deflector rod.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The embodiment discloses a hidden door lock body structure, as shown in fig. 1-11, including a lock case 1 and a lock tongue 2, a transmission rod 3 connected to the lock tongue 2 and capable of sliding in the lock case is arranged in the lock case 1, a rotary wheel disc 4 for driving the transmission rod 3 to slide so as to drive the lock tongue to stretch and retract is rotatably arranged in the lock case 1, a shift lever assembly 20 is arranged on the rotary wheel disc 4, a shift block assembly 21 is arranged on the transmission rod 3, a reset torsion spring 8 for resetting the rotary stroke of the rotary wheel disc 4 after the rotary wheel disc 4 rotates to be locked or unlocked is arranged in the lock case 1, and the shift lever assembly 20 is driven by the reset torsion spring 8 to enable the matching of the shift lever assembly 20 and the shift block assembly 21 to be respectively in a locking or unlocking preparation state after the lock tongue 2 is locked or unlocked.

Example 1:

referring to fig. 3-6, a first driving lever 5 and a second driving lever 6 are arranged on the rotary wheel disc 4, a driving block 7 is arranged on the transmission rod 3, a first end surface 701 and a second end surface 702 are arranged on the driving block 7, the driving block 7 is positioned between the first driving lever 5 and the second driving lever 6 and slides in the lock case 1 in a reciprocating manner under the driving of the first driving lever 5 and the second driving lever, when the rotary wheel disc 4 rotates forwards and is locked, the first driving lever 5 abuts against the first end surface 701 and drives the lock tongue 2 to extend out, and after the rotary wheel disc 4 is reset, the second driving lever 6 abuts against the second end surface 702 and is in an unlocking preparation state; when the rotating wheel disc 4 rotates reversely to unlock, the second driving lever 6 abuts against the second end surface 702 and drives the bolt 2 to retract, and after the rotating wheel disc 4 resets, the first driving lever 5 abuts against the first end surface 701 and is in a locking preparation state; specifically, the forward and reverse rotation and stop processes of the rotary wheel disc 4 can be divided into a push stroke state, a return stroke state and a preparation state;

in a pushing state, namely, in a forward rotation locking state, referring to fig. 3 and 5, the first shift lever 5 abuts against the first end surface 701 of the shift block 7, and drives the transmission rod 3 to push out the bolt 2 along with the rotation of the rotating wheel disc 4, so as to realize locking;

in a return stroke state, namely, during reverse unlocking, referring to fig. 4 and 6, the second shift lever 6 abuts against the second end surface 702 of the shift block 7, and drives the transmission rod 3 to pull back the bolt 2 along with the rotation of the rotary wheel disc 4, so as to realize unlocking;

in the ready state, i.e. after the rotary disk 4 is reset by the reset torsion spring 8, referring to fig. 3 and 4, the rotary disk 4 is at the initial position, the toggle block 7 is located between the first toggle lever 5 and the second toggle lever 6, or the first end surface 701 abuts against the first toggle lever 5, or the second end surface 702 abuts against the second toggle lever 6.

Example 2:

referring to fig. 8 to 11, the shift lever assembly 20 includes a shift lever 22, the shift block assembly 21 includes a first shift block 2101 and a second shift block 2102, the shift lever 22 is located between the first shift block 2101 and the second shift block 2102, when the rotary wheel disc 4 rotates forward and is locked, the shift lever 22 abuts against the first shift block 2101 and drives the lock tongue 2 to extend out, and after the rotary wheel disc 4 is reset, the shift lever 22 abuts against the second shift block 2102 and is in an unlocking preparation state; when the rotating wheel disc 4 rotates reversely to unlock, the shift lever 22 abuts against the second shifting block 2102, the bolt 2 retracts, and after the rotating wheel disc 4 resets, the shift lever 22 abuts against the first shifting block 2101 to be in a locking preparation state; specifically, the processes of unlocking and stopping the forward and reverse rotation of the rotary wheel disc 4 can be divided into a push stroke state, a preparation state and a return stroke state;

in a push state, that is, in a forward rotation locking state, referring to fig. 8 and 10, the shift lever 22 abuts against the first shift block 2101, and drives the transmission rod 3 to push out the bolt 2 along with the rotation of the rotary wheel disc 4, so as to realize locking;

in a return stroke state, namely, during reverse unlocking, referring to fig. 9 and 11, the shift lever 22 abuts against the second shift block 2102, and drives the transmission rod 3 to pull back the bolt 2 along with the rotation of the rotary wheel disc 4, so as to realize unlocking;

after the ready state, i.e. the rotary disk 4 has been reset by the reset torsion spring 8, the rotary disk 4 is in the initial position, as shown in fig. 8 and 9, and the shift lever 22 is located between the first shift block 2101 and the second shift block 2102, or abuts against the first shift block 2101 or the second shift block 2102.

Further, referring to fig. 1 and 7, a groove 14 is further formed in the transmission rod 3, a spring 15 and a steel ball 16 are arranged in the groove 14, the spring 15 abuts between the steel ball 16 and the bottom of the groove 14, two positioning holes 17 are formed in the lock shell 1, the steel ball 16 is matched with the positioning holes 17, the steel ball 16 is driven to move between the two positioning holes 17 in the lock shell 1 in the sliding process of the transmission rod 3 and the lock tongue 2, manual operation can generate a damping feeling when a handle is rotated, hand feeling of opening and closing the door is improved, the steel ball 16 and the positioning holes 17 can also play a role in positioning the lock tongue 2, the lock tongue 2 can move automatically due to the fact that the rotary wheel disc 4 is in a preparation state, and the steel ball 16 and the positioning holes 17 can limit the automatic movement of the lock tongue 2 under the conditions of vibration and the like, and the situation of mistaken unlocking or mistaken locking is prevented from occurring.

Furthermore, be provided with card hole 9 on the rotary wheel dish 4, still fixed being provided with spacing post 10 in the lock shell 1, the one end setting of reset torsion spring 8 is on card hole 9, and the other end setting is on spacing post 10, and reset torsion spring 8 can keep rotary wheel dish 4 to remain the state of preparation all the time under the condition of not receiving external force, also the handle on the door body also keeps initial position all the time also, guarantees the pleasing to the eye of handle.

Furthermore, a limiting shifting lever 11 is further arranged on the rotary wheel disc 4, and the limiting shifting lever 11 can abut against the limiting column 10 to limit the rotation angle of the rotary wheel disc 4 to a certain extent.

Further, referring to fig. 2, a limit pin 12 is disposed on the transmission rod 3, a limit groove 13 is disposed on the lock case 1, and the limit pin 12 extends into the limit groove 13 and can slide in the limit groove 13, so that the sliding of the transmission rod 3 is limited, that is, the extension distance of the lock tongue 2 is limited.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, any modification, equivalent replacement, or improvement made within the design concept of the present invention should be included within the protection scope of the present invention.

Claims (8)

1. The utility model provides a hidden door lock body structure, includes lock shell (1), spring bolt (2), its characterized in that: be provided with in lock shell (1) and connect in spring bolt (2) and at the slidable transfer line (3) in the lock shell, thereby lock shell (1) internal rotation is provided with drive transfer line (3) slip drive spring bolt flexible rotary wheel dish (4), be provided with driving lever subassembly (20) on rotary wheel dish (4), be provided with shifting block subassembly (21) on transfer line (3), be provided with in lock shell (1) and rotate when rotary wheel dish (4) and lock or carry out reset torsion spring (8) that reset to its rotation stroke after the unblock, driving lever subassembly (20) are in respectively through the cooperation of reset torsion spring (8) messenger driving lever subassembly (20) and shifting block subassembly (21) and are locked or unblock the ready state.

2. A concealed door lock body structure according to claim 1, wherein: the shifting rod assembly (20) comprises a first shifting rod (5) and a second shifting rod (6), the shifting block assembly (21) comprises a shifting block (7), the shifting block (7) is located between the first shifting rod (5) and the second shifting rod (6), a first end face (701) and a second end face (702) are arranged on the shifting block (7), when the rotating wheel disc (4) rotates forwards and is locked, the first shifting rod (5) abuts against the first end face (701) and drives the lock tongue (2) to stretch out and be locked, and after the rotating wheel disc (4) resets, the second shifting rod (6) abuts against the second end face (702) and is in an unlocking preparation state; when the rotating wheel disc (4) is reversely rotated and unlocked, the second driving lever (6) is abutted against the second end face (702) and drives the bolt (2) to retract, and after the rotating wheel disc (4) is reset, the first driving lever (5) is abutted against the first end face (701) and is in a locking preparation state.

3. A concealed door lock body structure according to claim 1, wherein: the shifting lever assembly (20) comprises a shifting lever (22), the shifting block assembly (21) comprises a first shifting block (2101) and a second shifting block (2102), the shifting lever (22) is located between the first shifting block (2101) and the second shifting block (2102), when the rotating wheel disc (4) rotates forwards and is locked, the shifting lever (22) abuts against the first shifting block (2101) and drives the lock tongue (2) to extend out, and after the rotating wheel disc (4) resets, the shifting lever (22) abuts against the second shifting block (2102) and is in an unlocking preparation state; when the rotating wheel disc (4) is reversely unlocked, the shifting lever (22) is abutted to the second shifting block (2102) and drives the bolt (2) to retract, and after the rotating wheel disc (4) is reset, the shifting lever (22) is abutted to the first shifting block (2101) and is in a locking preparation state.

4. A concealed door lock body structure according to claim 1, wherein: the transmission rod (3) is further provided with a groove (14), a spring (15) and a steel ball (16) are arranged in the groove (14), the spring (15) abuts between the steel ball (16) and the bottom of the groove (14), the lock shell (1) is provided with two positioning holes (17), and the steel ball (16) is matched with the positioning holes (17).

5. A concealed door lock body structure according to claim 1, wherein: the lock is characterized in that a clamping hole (9) is formed in the rotating wheel disc (4), a limiting column (10) is fixedly arranged in the lock shell (1), one end of the reset torsion spring (8) is arranged in the clamping hole (9), and the other end of the reset torsion spring is fixedly arranged on the limiting column (10).

6. A concealed door lock body structure according to claim 1, wherein: the rotating wheel disc (4) is further provided with a limiting shifting lever (11), and the limiting shifting lever (11) can abut against the limiting column (10).

7. A concealed door lock body structure according to claim 1, wherein: the lock is characterized in that a limiting pin (12) is arranged on the transmission rod (3), a limiting groove (13) is arranged on the lock shell (1), and the limiting pin (12) extends into the limiting groove (13) and can slide in the limiting groove (13).

8. A concealed door lock body structure according to claim 1, wherein: the rotary wheel disc (4) is provided with a square hole (18), and the square hole (18) is used for inserting transmission square steel, so that the rotary wheel disc (4) can be driven to rotate through the handle.

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