CN216380921U - Emergency unlocking structure of electric mortise lock - Google Patents
Emergency unlocking structure of electric mortise lock Download PDFInfo
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- CN216380921U CN216380921U CN202023225716.1U CN202023225716U CN216380921U CN 216380921 U CN216380921 U CN 216380921U CN 202023225716 U CN202023225716 U CN 202023225716U CN 216380921 U CN216380921 U CN 216380921U
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Abstract
The utility model discloses an emergency unlocking structure of an electric mortise lock, which comprises a lock seat, a lock cylinder, a deflector rod and a swing rod; the lock seat is provided with an accommodating cavity; the lock core is rotationally matched in the accommodating cavity; one end of the deflector rod is coaxially connected with the lock cylinder, the other end of the deflector rod is arranged opposite to a lock tongue of the electric mortise lock, and after the lock cylinder is inserted into a key and rotates, the deflector rod is driven to rotate so as to realize unlocking; the swing rod is pivoted and matched with the end part of the lock cylinder and is connected with an electric transmission mechanism of the electric mortise lock, and when the electric mortise lock is powered on, the swing rod is driven by the electric transmission mechanism to drive the deflector rod to rotate so as to realize unlocking. The lock core is linked with the shifting lever, when the lock core is inserted into a matched key, the shifting lever can be driven to rotate by the rotation of the lock core, so that unlocking is realized, the swinging rod is driven by the electric transmission mechanism of the electric mortise lock to drive the shifting lever to unlock, the electric mortise lock has two modes of electronic unlocking and key unlocking, and emergency unlocking can be realized under the condition of power failure or circuit failure by the key unlocking.
Description
Technical Field
The utility model relates to the technical field of electric mortice locks, in particular to an emergency unlocking structure of an electric mortice lock.
Background
The electric mortise lock is an electronic control lock, and the bolt is driven to extend or retract through the on-off of current so as to achieve the functions of locking or unlocking a door. The electric mortise lock in the market has two types, one is to close the door in a power-off mode, and the other is to close the door in a power-on mode. The electronic lock which is closed when the power is cut off can lose the unlocking function under the condition of power failure or circuit fault, so that a user can not open the door.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an emergency unlocking structure of an electric mortise lock, which enables a user to use a key to realize unlocking so as to realize emergency unlocking under the condition of power failure or circuit failure.
In order to achieve the above purpose, the solution of the utility model is:
an emergency unlocking structure of an electric mortise lock comprises a lock base, a lock core, a deflector rod and a swing rod; the lock seat is provided with an accommodating cavity; the lock cylinder is in running fit in the accommodating cavity; one end of the shifting lever is coaxially connected with the lock cylinder, the other end of the shifting lever is arranged opposite to a lock tongue of the electric mortise lock, and the shifting lever is driven to rotate after the lock cylinder is inserted into a key and rotates so as to realize unlocking; the swing rod is in pivot joint fit with the end of the lock cylinder and is connected with an electric transmission mechanism of the electric mortise lock, and when the electric mortise lock is powered on, the swing rod is driven by the electric transmission mechanism to drive the shifting rod to rotate so as to realize unlocking.
The end of the lock cylinder is provided with a boss, the periphery of the boss is provided with a convex block, one end of the shift lever is provided with a sleeve hole matched with the boss, one side of the sleeve hole is provided with a recess matched with the convex block, the sleeve hole is sleeved on the boss, the convex block is matched with the recess, and when the lock cylinder rotates, the convex block abuts against the end of the recess so as to drive the shift lever to rotate.
The length of the abdicating groove meets the requirement that when the lock cylinder is not moved, the swing rod drives the shifting rod to rotate, and the lock tongue of the electric mortise lock can be completely retracted in the stroke of the shifting rod.
The boss is provided with a rotating shaft, and the swing rod is rotatably sleeved on the rotating shaft so as to realize the pin joint matching of the swing rod and the end part of the lock cylinder.
One end of the swing rod is connected with an electric transmission mechanism of the electric mortise lock, the other end of the swing rod is provided with a flange, one end of the lock cylinder is provided with a groove for the flange to be movably matched, and when the swing rod rotates, the flange is abutted against the end part of the groove so as to drive the shifting lever to rotate.
The length of the groove needs to meet the requirement that when the swing rod is not moved, the lock cylinder drives the shifting rod to rotate, and the stroke of the shifting rod can enable the lock tongue of the electric mortise lock to be completely retracted.
The emergency unlocking structure of the electric mortise lock further comprises a resetting piece, and the resetting piece is used for providing torque to enable the shifting rod to reset.
The reset piece is a torsion spring.
The lock seat is internally provided with a fixed block for connecting one end of the torsion spring, and the other end of the torsion spring is connected with the deflector rod.
The fixed block is used for limiting the position of the swing rod after reset.
After the technical scheme is adopted, the lock cylinder is linked with the shifting rod, when the lock cylinder is inserted into a matched key, the shifting rod can be driven to rotate by the rotation of the lock cylinder, so that unlocking is realized, the swing rod is driven by the electric transmission mechanism of the electric mortise lock to drive the shifting rod to unlock, so that the electric mortise lock has two modes of electronic unlocking and key unlocking, and emergency unlocking can be realized under the condition of power failure or circuit failure.
Drawings
FIG. 1 is a perspective view of an embodiment of the present invention;
FIG. 2 is an exploded view of an embodiment of the present invention;
FIG. 3 is a perspective view of a lock cylinder according to an embodiment of the present invention;
FIG. 4 is a perspective view of a swing link in accordance with an embodiment of the present invention;
FIG. 5 is a perspective view of a toggle lever according to an embodiment of the present invention;
FIG. 6 is a schematic diagram of a plurality of positions of the lock state according to the embodiment of the present invention (6-A is a swing link position/6-B is a shift lever position/6-C is a cross-sectional view);
FIG. 7 is a schematic structural view of multiple positions of an emergency unlocking state according to an embodiment of the present invention (7-A is a swing link position/7-B is a shift lever position/7-C is a cross-sectional view);
FIG. 8 is a schematic diagram of a position of a swing link in an electronic unlocking state according to an embodiment of the present invention;
FIG. 9 is a schematic diagram of a lever position in an electronic unlock state according to an embodiment of the present invention;
the reference numbers illustrate:
a lock base 1; an accommodating chamber 11; a fixed block 12; a lock cylinder 2; a boss 21; a bump 22; a rotating shaft 23; a deflector rod 3; a trepan 31; a relief groove 32; a recess 33; a swing rod 4; the flange 41; a toggle wall 411; a reset orientation surface 412; a lock tongue 5; an electric drive mechanism 6; a reset member 7; a split collar 8.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following specific examples.
The utility model relates to an emergency unlocking structure of an electric mortise lock, which comprises a lock base 1, a lock cylinder 2, a driving lever 3 and a swing rod 4.
The lock seat 1 is provided with an accommodating cavity 11;
the lock cylinder 2 is rotationally matched in the accommodating cavity 11;
one end of the deflector rod 3 is coaxially connected with the lock cylinder 2, the other end of the deflector rod is arranged opposite to a bolt 5 of the electric mortise lock, and after the lock cylinder 2 is inserted into a key and rotates, the deflector rod 3 is driven to rotate so as to realize unlocking;
the swing rod 4 is in pivot joint fit with the end part of the lock cylinder 2 and is connected with an electric transmission mechanism 6 of the electric mortise lock, and when the electric mortise lock is powered on, the swing rod 4 is driven by the electric transmission mechanism 6 to drive the shifting rod 3 to rotate so as to realize unlocking.
Referring to fig. 1-6, a specific embodiment of the present invention is shown.
The accommodating cavity 11 is perpendicular to the axial direction of the bolt 5, so that the bolt 5 can be smoothly driven to extend or retract relative to the lock hole of the lock base 1 by the rotation of the shift lever 3.
The end of the lock cylinder 2 is provided with a boss 21, the periphery of the boss 21 is provided with a convex block 22, one end of the shift lever 3 is provided with a sleeve hole 31 matched with the boss 21, one side of the sleeve hole 31 is provided with a yielding groove 32 matched with the convex block 22, the sleeve hole 31 is sleeved on the boss 21, the convex block 22 is matched in the yielding groove 32, and when the lock cylinder 2 rotates, the convex block 22 abuts against the end of the yielding groove 32 to drive the shift lever 3 to rotate. In this embodiment, when the length of the abdicating slot 32 needs to satisfy the requirement that the lock cylinder 2 is not moved, the swing rod 4 drives the shift lever 3 to rotate, and the lock tongue 5 can be completely retracted in the stroke of the shift lever 3, so as to avoid the lock cylinder 2 from being moved and limiting the rotation of the shift lever 3, and ensure that the two functions of emergency unlocking and electronic unlocking do not interfere with each other.
The boss 21 is provided with a rotating shaft 23, and the swing rod 4 is rotatably sleeved on the rotating shaft 23 so as to realize the pivot connection matching of the swing rod 4 and the end part of the lock cylinder 2.
One end of the swing rod 4 is connected with the electric transmission mechanism 6 of the electric mortise lock, the other end of the swing rod is provided with a flange 41, one end of the lock core 2 is provided with a groove 33 for the flange 41 to be movably matched, and when the swing rod 4 rotates, the flange 41 is abutted against the end part of the groove 33 so as to drive the shift lever 3 to rotate. In this embodiment, the length of the groove 33 needs to satisfy that when the swing rod 4 is not moved, the lock cylinder 2 drives the shift lever 3 to rotate, and the stroke of the shift lever 3 can enable the lock tongue 5 to be completely retracted, so as to avoid the swing rod 4 from being moved to limit the rotation of the shift lever 3, and ensure that the emergency unlocking function and the electronic unlocking function do not interfere with each other.
The utility model also comprises a reset 7 for providing a torque to reset the shift lever 3. In this embodiment, the reset member 7 is a torsion spring. A fixed block 12 for connecting one end of a torsion spring is arranged in the lock seat 1, and the other end of the torsion spring is connected with the deflector rod 3. In this embodiment, the fixed block 12 may also be used to limit the position of the swing link 4 after being reset, so as to achieve accurate positioning of the swing link 4 after being locked; the flange 41 includes a toggle wall 411 and a reset locating surface 412.
The shifting lever 3 is in limit fit with the end part of the lock cylinder 2 through a split washer 8, and the shifting lever 3 is prevented from falling or deviating in position in the rotating process.
Referring to fig. 6, the locked state of the present invention is: the deflector rod 3 is propped against the upper wall of the lock base 1 by the acting force of the reset piece 7, and the front end of the deflector rod props against the lower end of the lock tongue 5 to prevent retraction, so that locking is realized; at the moment, the driving lever 3, the swing rod 4 and the lock cylinder 2 are all in the initial positions after assembly.
Referring to fig. 7, the emergency unlocking state of the present invention is: the user inserts the key and rotates lock core 2, and lug 22 supports the tip at the groove 32 of stepping down in order to realize that lock core 2 drives driving lever 3 and rotates, and driving lever 3 drives spring bolt 5 and descends to realize the key and unblank, promptly emergent mode of unblanking. In the process, the lock core 2 and the shift lever 3 rotate, and the swing rod 4 is fixed because the groove 33 gives way to the flange 41 fully.
Referring to fig. 8 and 9, the electronic unlocking state of the present invention is: when the electric mortise lock is normally powered on, the electric transmission mechanism 6 of the electric mortise lock drives the swing rod 4 to swing, the swing rod 4 abuts against the end part of the groove 33 through the flange 41 of the swing rod to drive the shift lever 3 to rotate, and the shift lever 3 drives the lock tongue 5 to descend, so that electronic unlocking is realized. In the process, the swing rod 4 and the driving lever 3 rotate, and the lock core 2 is not moved due to the fact that the abdicating groove 32 has sufficient abdicating for the convex block 22.
Through the scheme, the lock cylinder 2 is linked with the shift lever 3, when the lock cylinder 2 is inserted into a matched key, the shift lever 3 can be driven to rotate by the rotation of the lock cylinder 2, so that unlocking is realized, the swing rod 4 is driven by the electric transmission mechanism 6 of the electric mortise lock to drive the shift lever 3 to unlock, the electric mortise lock has two modes of electronic unlocking and key unlocking, and emergency unlocking can be realized under the condition of power failure or circuit failure by the key unlocking.
The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications thereof by those skilled in the art should be considered as not departing from the scope of the present invention.
Claims (10)
1. The utility model provides an emergent structure of unblanking of electric mortiser lock which characterized in that:
comprises a lock seat, a lock core, a deflector rod and a swing rod;
the lock seat is provided with an accommodating cavity;
the lock cylinder is in running fit in the accommodating cavity;
one end of the shifting lever is coaxially connected with the lock cylinder, the other end of the shifting lever is arranged opposite to a lock tongue of the electric mortise lock, and the shifting lever is driven to rotate after the lock cylinder is inserted into a key and rotates so as to realize unlocking;
the swing rod is in pivot joint fit with the end of the lock cylinder and is connected with an electric transmission mechanism of the electric mortise lock, and when the electric mortise lock is powered on, the swing rod is driven by the electric transmission mechanism to drive the shifting rod to rotate so as to realize unlocking.
2. An electrical lock emergency unlocking mechanism as claimed in claim 1, wherein:
the end of the lock cylinder is provided with a boss, the periphery of the boss is provided with a convex block, one end of the shift lever is provided with a sleeve hole matched with the boss, one side of the sleeve hole is provided with a recess matched with the convex block, the sleeve hole is sleeved on the boss, the convex block is matched with the recess, and when the lock cylinder rotates, the convex block abuts against the end of the recess so as to drive the shift lever to rotate.
3. An electrical lock emergency unlocking mechanism as claimed in claim 2, wherein:
the length of the abdicating groove meets the requirement that when the lock cylinder is not moved, the swing rod drives the shifting rod to rotate, and the lock tongue of the electric mortise lock can be completely retracted in the stroke of the shifting rod.
4. An electrical lock emergency unlocking mechanism as claimed in claim 2, wherein:
the boss is provided with a rotating shaft, and the swing rod is rotatably sleeved on the rotating shaft so as to realize the pin joint matching of the swing rod and the end part of the lock cylinder.
5. An electrical lock emergency unlocking mechanism as claimed in claim 1, wherein:
one end of the swing rod is connected with an electric transmission mechanism of the electric mortise lock, the other end of the swing rod is provided with a flange, one end of the lock cylinder is provided with a groove for the flange to be movably matched, and when the swing rod rotates, the flange is abutted against the end part of the groove so as to drive the shifting lever to rotate.
6. An electrical lock emergency unlocking mechanism as claimed in claim 5, wherein:
the length of the groove needs to meet the requirement that when the swing rod is not moved, the lock cylinder drives the shifting rod to rotate, and the stroke of the shifting rod can enable the lock tongue of the electric mortise lock to be completely retracted.
7. An electrical lock emergency unlocking mechanism as claimed in claim 1, wherein:
the reset piece is used for providing torque to reset the shifting lever.
8. An electrical lock emergency unlocking mechanism as claimed in claim 7, wherein:
the reset piece is a torsion spring.
9. An electrical lock emergency unlocking mechanism as claimed in claim 8, wherein:
the lock seat is internally provided with a fixed block for connecting one end of the torsion spring, and the other end of the torsion spring is connected with the deflector rod.
10. An electrical lock emergency unlocking mechanism as claimed in claim 9, wherein:
the fixed block is used for limiting the position of the swing rod after reset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023225716.1U CN216380921U (en) | 2020-12-28 | 2020-12-28 | Emergency unlocking structure of electric mortise lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023225716.1U CN216380921U (en) | 2020-12-28 | 2020-12-28 | Emergency unlocking structure of electric mortise lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216380921U true CN216380921U (en) | 2022-04-26 |
Family
ID=81215315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023225716.1U Active CN216380921U (en) | 2020-12-28 | 2020-12-28 | Emergency unlocking structure of electric mortise lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216380921U (en) |
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2020
- 2020-12-28 CN CN202023225716.1U patent/CN216380921U/en active Active
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