CN211229835U - Tongue turning structure synchronously locked and unlocked with main lock tongue - Google Patents
Tongue turning structure synchronously locked and unlocked with main lock tongue Download PDFInfo
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- CN211229835U CN211229835U CN201921353335.6U CN201921353335U CN211229835U CN 211229835 U CN211229835 U CN 211229835U CN 201921353335 U CN201921353335 U CN 201921353335U CN 211229835 U CN211229835 U CN 211229835U
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- tongue
- unlocking
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- lock shell
- assembly
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Abstract
The utility model relates to a tongue turning structure synchronously locked and unlocked with a main spring bolt, which comprises a tongue turning component, a top shaft component for locking the tongue turning component and an unlocking component for unlocking the tongue turning component, which are arranged on a guide plate in a sliding way; the unlocking assembly comprises a first unlocking assembly for pushing the first unlocking bolt and a second unlocking assembly for pushing the second unlocking bolt, and the locking state of the top shaft assembly is unlocked through the first unlocking assembly, so that the turning bolt can retract into the lock shell when the door is closed; the second unlocking assembly enables the turnover bolt to be synchronously unlocked with the main bolt.
Description
Technical Field
The utility model relates to a tool to lock especially relates to with the synchronous locking of main spring bolt and the tongue structure that turns over of unblock.
Background
The mortise lock, also called mortise door lock, generally consists of three parts, namely a handle, a lock core and a lock body, is mounted on indoor suit doors and security doors, and is one of the most common locks in the market. The existing mortise lock mainly comprises a single-deadbolt mortise lock, a single-deadbolt button mortise lock and a double-deadbolt mortise lock, wherein the double-deadbolt mortise lock is provided with a deadbolt and an oblique bolt, the anti-theft performance of the double-deadbolt mortise lock is higher than that of the single-deadbolt mortise lock and the single-bolt button mortise lock, the double-deadbolt mortise lock can be divided into a single-live mortise lock, a double-live mortise lock and a quick-opening mortise lock according to the function of a handle, and the double-deadbolt mortise lock is convenient to use. However, the existing mortise lock has no dead bolt synchronous automatic ejection mechanism triggered by a dead bolt. In the existing mortise lock, the dead bolt is extended to lock the door by lifting the handle or rotating the key, but the door locking process of the mechanism is complicated, and the door is easy to forget to lock. In addition, some lock bodies easily strike the door frame when the door is closed to generate striking sound, so that the door frame and the lock body are damaged.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a can automatic return when closing the door and can with the synchronous locking of master lock tongue and the tongue structure that turns over of unblock of master lock tongue synchronous locking.
In order to solve the technical problem, the technical scheme of the utility model is that: the turnover tongue structure synchronously locked and unlocked with the main tongue comprises a turnover tongue component, a top shaft component and an unlocking component, wherein the turnover tongue component is arranged on a guide plate in a sliding manner;
the turning tongue component comprises a turning tongue which is arranged on a guide plate of the lock shell in a sliding mode, one end, located in the lock shell, of the turning tongue is connected with a turning tongue pushing block, and the turning tongue pushing block is connected with an unlocking torsion spring for maintaining the unlocking state of the turning tongue pushing block;
the top shaft assembly comprises a linkage piece, a rotating shaft for the top shaft is fixed on the lock shell, and the linkage piece is rotatably arranged on the rotating shaft for the top shaft; a locking torsion spring for maintaining the linkage sheet to lock the tongue turning pushing block is sleeved on the rotating shaft for the top shaft; the linkage piece is provided with a jacking tongue for locking the tongue turning pushing block, a first unlocking tongue and a second unlocking tongue, wherein the first unlocking tongue and the second unlocking tongue are in transmission connection with the unlocking assembly;
the unlocking assembly comprises a first unlocking assembly pushing the first unlocking bolt and a second unlocking assembly pushing the second unlocking bolt,
the first unlocking assembly comprises a fork tongue which is arranged on the guide plate in a sliding mode, and the fork tongue is an oblique tongue; one end of the fork tongue, which is positioned in the lock shell, is connected with a fork tongue push rod assembly, when the door is closed, the fork tongue push rod assembly is compressed to drive the fork tongue to retract into the lock shell, and when the door is opened, the fork tongue push rod assembly pushes the fork tongue to extend out of the lock shell; the lock further comprises a fork tongue linkage shifting piece connected with the fork tongue, the fork tongue linkage shifting piece is arranged on the lock shell in a sliding mode and can slide along the sliding direction of the fork tongue, one end, far away from the fork tongue, of the fork tongue linkage shifting piece extends towards the first unlocking tongue, and when the fork tongue retracts into the lock shell, the fork tongue linkage shifting piece pushes the first unlocking tongue to enable the linkage piece to rotate towards the unlocking direction;
the second unblock subassembly includes the drive gear with the coaxial fixed of drive main spring bolt thumb wheel, the drive gear meshing has drive gear, the eccentric driving lever that is provided with on drive gear's the terminal surface still is provided with the promotion in the lock shell the push pedal of spring bolt is separated to the second, the push pedal slides and sets up in the lock shell just drive gear promotes when rotating it promotes the push pedal to the second unblock tongue removes, the push pedal promotes the second unblock tongue finally makes the linkage piece rotates to the unblock direction.
As a preferred technical scheme, the fork tongue push rod assembly comprises a fork tongue push rod which is arranged on a push rod seat in a sliding manner; an extension maintaining spring is sleeved on the fork tongue push rod and is positioned between the push rod seat and the fork tongue.
As an optimized technical scheme, the lock shell is close to the position of the tongue turnover pushing block is provided with an unlocking torsion spring installation shaft, the unlocking torsion spring is sleeved on the unlocking torsion spring installation shaft, one end of the unlocking torsion spring is fixed on the tongue turnover pushing block, and the other end of the unlocking torsion spring is fixed on the lock shell.
As a preferred technical scheme, a guide hole is formed in one end, far away from the fork tongue, of the fork tongue linkage shifting piece, a guide shaft is arranged on the lock shell, and the guide shaft extends into the guide hole; an auxiliary reset torsion spring is further sleeved on the guide shaft, one end of the auxiliary reset torsion spring is clamped on the fork tongue linkage poking piece, and the other end of the auxiliary reset torsion spring is fixed on the lock shell.
As the preferred technical scheme, the push plate resetting torsion spring mechanism further comprises a push plate resetting torsion spring shaft, a push plate resetting torsion spring is sleeved on the push plate resetting torsion spring shaft, one end of the push plate resetting torsion spring is fixed on the push plate, and the other end of the push plate resetting torsion spring is fixed on the lock shell.
Due to the adoption of the technical scheme, the lock assembly state of the top shaft assembly is released through the first unlocking assembly by the tongue turning structure which is synchronously locked and unlocked with the main lock tongue, so that the tongue can retract into the lock shell when the door is closed; the second unlocking assembly enables the turnover bolt to be synchronously unlocked with the main bolt.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic three-dimensional structure of an embodiment of the present invention;
FIG. 2 is a front view of an embodiment of the present invention;
fig. 3 is a schematic structural diagram of the top shaft assembly in the embodiment of the present invention.
In the figure: 1-a flip tongue assembly; 101-turning over the tongue; 102-tongue turning pushing blocks; 103-unlocking the torsion spring; 104-unlocking the torsion spring mounting shaft; 2-a top shaft assembly; 201-tightening the tongue; 202-rotating shaft for top shaft; 203-second unlocking bolt; 204-first unlocking bolt; 205-linkage pieces; 2051-upper linkage piece; 2052-lower linkage pieces; 206-locking torsion spring; 207-a limit shaft; 3-a first unlocking assembly; 301-fork tongue; 302-fork tongue linkage shifting piece; 303-extending the retaining spring; 304-fork tongue pusher; 305-a push rod seat; 306-an auxiliary return torsion spring; 307-guide holes; 308-a guide shaft; 4-a second unlocking assembly; 401-push plate; 4011-a first push tab; 4012-a second push tab; 402-push plate reset torsion spring shaft; 403-push plate reset torsion spring; 404-a pusher guide shaft; 405-push plate guide holes; 406-a transmission gear; 407-a drive gear; 408-a deflector rod; 409-main bolt thumbwheel.
Detailed Description
As shown in fig. 1, 2 and 3, the flip-up tongue structure for synchronously locking and unlocking with a main lock tongue comprises a flip-up tongue assembly 1 arranged on a guide plate in a sliding manner, a top shaft assembly 2 for locking the flip-up tongue assembly 1 and an unlocking assembly for unlocking the flip-up tongue assembly.
The turning tongue assembly comprises a turning tongue 101 which is arranged on a guide plate of the lock shell 5 in a sliding mode, one end, located in the lock shell 5, of the turning tongue 101 is connected with a turning tongue pushing block 102, and the turning tongue pushing block 102 is connected with an unlocking torsion spring 103 which maintains the unlocking state of the turning tongue pushing block; the lock shell 5 is close to the tongue turnover pushing block 102 and is provided with an unlocking torsion spring installation shaft 104, the unlocking torsion spring 103 is sleeved on the unlocking torsion spring installation shaft 104, one end of the unlocking torsion spring 103 is fixed on the tongue turnover pushing block 102, and the other end of the unlocking torsion spring 103 is fixed on the lock shell 5. When the top shaft assembly 2 rotates to unlock the turnover tongue pushing block 102, the unlocking torsion spring 103 pulls the turnover tongue pushing block 102 towards the inside of the lock shell 5, so that the turnover tongue 101 retracts into the lock shell 5 at the initial stage of door opening or door closing.
The top shaft assembly comprises a linkage piece 205, a top shaft rotating shaft 202 is fixed on the lock shell 5, and the linkage piece 205 is rotatably installed on the top shaft rotating shaft 202. As shown in fig. 3, the linkage piece 205 includes an upper linkage piece 2051 and a lower linkage piece 2052, and the upper linkage piece 2051 and the lower linkage piece 2052 are integrally connected by a pin. The linkage piece 205 is provided with a jacking tongue 201 for locking the tongue turning pushing block 102, and a first unlocking tongue 204 and a second unlocking tongue 203 which are in transmission connection with the unlocking assembly. The upper linkage piece 2051 and the lower linkage piece 2052 are both provided with a tightening tongue 201, a tightening shaft is arranged between the two tightening tongues 201, and the tightening shaft and the tightening tongue act on the tongue turnover pushing block 102 together. A locking torsion spring 206 for maintaining the linkage piece 205 to lock the tongue turning pushing block 102 is sleeved on the rotating shaft 202 for the top shaft; the lock case 5 is further provided with a limiting shaft 207, the limiting shaft 207 realizes that the linkage piece 205 can only rotate towards the unlocking direction, and the locking torsion spring 206 ensures that the locking torsion spring drives the linkage piece 205 to push against the tongue turning pushing block 102 after the external force is removed.
The unlocking assembly includes a first unlocking assembly 3 pushing a first unlocking blade 204 and a second unlocking assembly 4 pushing a second unlocking blade 203.
The first unlocking assembly 3 comprises a fork tongue 301 which is arranged on the guide plate in a sliding mode, and the fork tongue 301 is an oblique tongue. One end of the fork tongue 301, which is located in the lock shell 5, is connected with a fork tongue push rod assembly, the fork tongue push rod assembly comprises a fork tongue push rod 304, and the fork tongue push rod 304 is slidably arranged on a push rod seat 305; the fork tongue pushing rod 304 is sleeved with an extension maintaining spring 303, and the extension maintaining spring 303 is located between the pushing rod seat 305 and the fork tongue 301. When the door is closed, the fork tongue push rod component is compressed to drive the fork tongue 301 to retract into the lock shell 5, and when the door is opened, the fork tongue push rod component pushes the fork tongue 301 to extend out of the lock shell 5. The lock further comprises a fork tongue linkage shifting piece 302 connected with the fork tongue 301, the fork tongue linkage shifting piece 302 is slidably arranged on the lock shell 5, the fork tongue linkage shifting piece 302 can slide along the contraction and extension directions of the fork tongue 301, and when the fork tongue 301 retracts into the lock shell 5, the fork tongue linkage shifting piece 302 pushes the first unlocking tongue 204 to enable the linkage piece 205 to rotate towards the unlocking direction; a guide hole 307 is formed in one end, far away from the fork tongue 301, of the fork tongue linkage shifting piece 302, a guide shaft 308 is arranged on the lock shell 5, and the guide shaft 308 extends into the guide hole 307; an auxiliary reset torsion spring 306 is further sleeved on the guide shaft 308, one end of the auxiliary reset torsion spring 306 is clamped on the fork tongue linkage shifting piece 302, and the other end of the auxiliary reset torsion spring 306 is fixed on the lock case 5.
The second unlocking assembly 4 comprises a driving gear 407 coaxially fixed with a driving main bolt dial wheel 409, the driving gear 407 is engaged with a transmission gear 406, a dial rod 408 is eccentrically arranged on the end surface of the transmission gear 406, a push plate 401 for pushing the second unlocking bolt 203 is further arranged in the lock case 5, the push plate 401 is slidably arranged in the lock case 5, when the transmission gear 406 rotates, the push plate 401 pushes the push plate 401 to move towards the second unlocking bolt 203, and the push plate 401 pushes the second unlocking bolt 203 to finally enable the linkage piece 205 to rotate towards the unlocking direction. The lock shell 5 is provided with two push plate guide shafts 404 for guiding the push plate 401, the push plate 401 is provided with a push plate guide hole 405 for guiding and matched with the push plate guide shafts 404, and the push plate moves accurately. The both ends of push pedal 401 are provided with first push pedal 4011 and second push pedal 4012 respectively, and first push pedal 4011 separates spring bolt 203 contact interact with the second, and second push pedal 4012 and driving lever 408 interact. Still include push pedal reset torsion spring axle 402, the cover is equipped with push pedal reset torsion spring 403 on the push pedal reset torsion spring axle 402, the one end of push pedal reset torsion spring 403 is fixed on the push pedal 401, the other end of push pedal reset torsion spring 403 is fixed on lock shell 5.
The basic principles, main features and advantages of the present invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. With the synchronous locking of main spring bolt and the tongue structure that turns over of unblock, its characterized in that: the device comprises a tongue turning assembly, a top shaft assembly and an unlocking assembly, wherein the tongue turning assembly is arranged on a guide plate in a sliding mode;
the turning tongue component comprises a turning tongue which is arranged on a guide plate of the lock shell in a sliding mode, one end, located in the lock shell, of the turning tongue is connected with a turning tongue pushing block, and the turning tongue pushing block is connected with an unlocking torsion spring for maintaining the unlocking state of the turning tongue pushing block;
the top shaft assembly comprises a linkage piece, a rotating shaft for the top shaft is fixed on the lock shell, and the linkage piece is rotatably arranged on the rotating shaft for the top shaft; a locking torsion spring for maintaining the linkage sheet to lock the tongue turning pushing block is sleeved on the rotating shaft for the top shaft; the linkage piece is provided with a jacking tongue for locking the tongue turning pushing block, a first unlocking tongue and a second unlocking tongue, wherein the first unlocking tongue and the second unlocking tongue are in transmission connection with the unlocking assembly;
the unlocking assembly comprises a first unlocking assembly pushing the first unlocking bolt and a second unlocking assembly pushing the second unlocking bolt,
the first unlocking assembly comprises a fork tongue which is arranged on the guide plate in a sliding mode, and the fork tongue is an oblique tongue; one end of the fork tongue, which is positioned in the lock shell, is connected with a fork tongue push rod assembly, when the door is closed, the fork tongue push rod assembly is compressed to drive the fork tongue to retract into the lock shell, and when the door is opened, the fork tongue push rod assembly pushes the fork tongue to extend out of the lock shell; the lock further comprises a fork tongue linkage shifting piece connected with the fork tongue, the fork tongue linkage shifting piece is arranged on the lock shell in a sliding mode and can slide along the sliding direction of the fork tongue, one end, far away from the fork tongue, of the fork tongue linkage shifting piece extends towards the first unlocking tongue, and when the fork tongue retracts into the lock shell, the fork tongue linkage shifting piece pushes the first unlocking tongue to enable the linkage piece to rotate towards the unlocking direction;
the second unblock subassembly includes the drive gear with the coaxial fixed of drive main spring bolt thumb wheel, the drive gear meshing has drive gear, the eccentric driving lever that is provided with on drive gear's the terminal surface still is provided with the promotion in the lock shell the push pedal of spring bolt is separated to the second, the push pedal slides and sets up in the lock shell just drive gear promotes when rotating it promotes the push pedal to the second unblock tongue removes, the push pedal promotes the second unblock tongue finally makes the linkage piece rotates to the unblock direction.
2. The flip-tongue structure that locks and unlocks in synchronization with the main bolt of claim 1, wherein: the fork tongue push rod assembly comprises a fork tongue push rod which is arranged on the push rod seat in a sliding manner; an extension maintaining spring is sleeved on the fork tongue push rod and is positioned between the push rod seat and the fork tongue.
3. The flip-tongue structure that locks and unlocks in synchronization with the main bolt of claim 1, wherein: the lock shell closes on it is equipped with unblock torsional spring installation axle to turn over tongue ejector pad department, unblock torsional spring cover is in unblock torsional spring installation epaxial, unblock torsional spring one end is fixed turn over on the tongue ejector pad, the other end of unblock torsional spring is fixed on the lock shell.
4. The flip-tongue structure that locks and unlocks in synchronization with the main bolt of claim 1, wherein: a guide hole is formed in one end, far away from the fork tongue, of the fork tongue linkage shifting piece, a guide shaft is arranged on the lock shell, and the guide shaft extends into the guide hole; an auxiliary reset torsion spring is further sleeved on the guide shaft, one end of the auxiliary reset torsion spring is clamped on the fork tongue linkage poking piece, and the other end of the auxiliary reset torsion spring is fixed on the lock shell.
5. The flip-tongue structure that locks and unlocks in synchronization with the main bolt of claim 1, wherein: still include push pedal torsional spring axle that resets, the cover is equipped with push pedal torsional spring that resets on the push pedal torsional spring axle, the one end of push pedal torsional spring that resets is fixed on the push pedal, the other end of push pedal torsional spring that resets is fixed on the lock shell.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921353335.6U CN211229835U (en) | 2019-08-20 | 2019-08-20 | Tongue turning structure synchronously locked and unlocked with main lock tongue |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921353335.6U CN211229835U (en) | 2019-08-20 | 2019-08-20 | Tongue turning structure synchronously locked and unlocked with main lock tongue |
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CN211229835U true CN211229835U (en) | 2020-08-11 |
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CN201921353335.6U Active CN211229835U (en) | 2019-08-20 | 2019-08-20 | Tongue turning structure synchronously locked and unlocked with main lock tongue |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115467587A (en) * | 2022-08-11 | 2022-12-13 | 江门市嘉铭五金制品有限公司 | Mortise lock |
-
2019
- 2019-08-20 CN CN201921353335.6U patent/CN211229835U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115467587A (en) * | 2022-08-11 | 2022-12-13 | 江门市嘉铭五金制品有限公司 | Mortise lock |
CN115467587B (en) * | 2022-08-11 | 2024-05-07 | 江门市嘉铭五金制品有限公司 | Mortise lock |
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