CN218375851U - Quick unlocking system of anti-theft lock - Google Patents

Abstract

The utility model relates to a tool to lock control field discloses a quick unblock system of pickproof lock, include: the anti-theft lock comprises a lock body, an outdoor lock shell and an indoor lock shell, wherein a main spring bolt, a main spring bolt power connection square tube, a main spring bolt limiting plate, an anti-theft spring bolt power connection square rod, a pulling plate, a movable spring bolt, a power pulling plate and a lever pulling plate are arranged on the lock body; the pull plate connected with the anti-theft lock tongue is connected with a lever pull plate, the lever pull plate is rotatably arranged on the inner side of the lock shell of the lock body and is abutted against the power pull plate and the main lock tongue limiting plate which move together through a clutch plate so as to drive the lever pull plate to rotate, and the pull plate is pulled so as to drive the anti-theft lock tongue to retract, so that the anti-theft lock tongue is unlocked; under emergency such as conflagration, outdoor personnel can unblock theftproof spring bolt fast, for advancing the room rescue fast and provide the condition, are favorable to reducing life and property loss.

Description

Quick unlocking system of anti-theft lock

Technical Field

The utility model relates to a tool to lock control field especially relates to a quick unblock system of pickproof lock.

Background

With the progress of society, the electronic anti-theft lock for entering the home is widely applied, the manufacturing technology and the function are mature, but the anti-theft lock tongue in the lock body matched with the existing electronic anti-theft lock cannot be opened quickly, particularly under emergency conditions such as fire, when the anti-theft lock tongue extends out of the lock, personnel are in a coma indoors or the fire stops, the anti-theft lock tongue cannot be unlocked manually indoors, rescue personnel cannot open a door outdoors and cannot enter the room to rescue in time, and the injury and the loss of the fire are expanded, so that the personal injury and the property loss are caused.

Disclosure of Invention

The utility model provides a quick unblock system of pickproof lock solves the problem that the theftproof spring bolt can not be opened fast under the emergency.

A quick unlock system for an anti-theft lock, comprising: the anti-theft lock comprises a lock body, an outdoor lock shell and an indoor lock shell which are arranged on two sides of the lock body, wherein a main bolt, a main bolt power connection square tube, a main bolt limiting plate, an anti-theft bolt power connection square rod, a pulling plate, a movable bolt, a power pulling plate and a lever pulling plate are arranged on the lock body;

the main spring bolt power connection square tube is provided with a main spring bolt rotating plate and a transfer plate on the outer side, the main spring bolt rotating plate is rotatably connected with the transfer plate, a main spring bolt limiting plate is in transmission connection with the transfer plate, and the main spring bolt limiting plate is movably connected with the main spring bolt; the power pulling plate is arranged below the main bolt limiting plate and can move along with the main bolt limiting plate; the lever pull plate is rotatably arranged on the shell of the lock body, one end of the lever pull plate is connected with the pull plate, and the other end of the lever pull plate is contacted with the power pull plate;

the power connection square rod of the anti-theft lock bolt is inserted in the anti-theft lock bolt rotating plate, the pulling plate is connected with the anti-theft lock bolt rotating plate through a pin and can move along with the rotation of the anti-theft lock bolt rotating plate, and the pulling plate is indirectly connected with the anti-theft lock bolt;

one side of the outdoor lock shell is provided with an outdoor handle, and one side of the indoor lock shell is provided with an indoor quick-opening handle and an indoor anti-theft bolt knob.

Furthermore, a motor module is arranged at the end part of the power pulling plate, the motor module is connected with a top plate in a transmission way, a clutch plate and a limiting bracket are arranged in front of the top plate, the clutch plate penetrates through the limiting bracket to be arranged in a sliding way, and one end of the clutch plate can be contacted with the end part of the limiting plate of the main spring bolt; the main spring bolt limiting plate is provided with a clamping hole, the side edge of the main spring bolt connecting plate is provided with a main spring bolt convex block, and the main spring bolt convex block is movably arranged in the clamping hole.

Furthermore, the inner side of the shell of the lock body is provided with a stand column, the stand column is connected with a reset tension spring, and the other end of the reset tension spring is connected with the main bolt limiting plate.

Furthermore, a reset push block is arranged on the power pulling plate, and one end of the main lock tongue limiting plate abuts against the reset push block.

Furthermore, a lock cylinder connecting square hole, an anti-theft lock bolt power connecting square hole and a main lock bolt power connecting square hole are formed in the shell of the lock body, and a lock cylinder and lock cylinder connecting square plate is installed in the lock cylinder connecting square hole; the indoor lock shell is inboard to be installed the unblock motor module, also is equipped with lock core on the unblock motor module and connects the square hole, and lock core connection square plate can stretch into in the lock core connection square hole on the unblock motor module.

Furthermore, a lock core shifting piece is rotatably arranged on the lock core connecting square plate and is connected with the main lock tongue limiting plate when rotating.

Furthermore, the power pulling plate is provided with a limiting hole, the end part of the main bolt limiting plate is provided with a protrusion, and the protrusion is inserted into the limiting hole.

Furthermore, a motor mounting bracket and a motor module are arranged on the inner side of the shell of the lock body, the motor module is connected with a clutch pin top plate, a clutch pin is mounted on the power pulling plate, and the clutch pin can be pushed to stretch and retract through the clutch pin top plate.

Furthermore, a power adapter plate is arranged above the power pulling plate and is movably connected with the movable bolt power plate.

The utility model discloses following beneficial effect has: the pull plate connected with the anti-theft lock tongue is connected with a lever pull plate, the lever pull plate is rotatably arranged on the inner side of the lock shell of the lock body, and is abutted against the power pull plate and the main lock tongue limiting plate which move together through a clutch plate so as to drive the lever pull plate to rotate, and the pull plate is pulled so as to drive the anti-theft lock tongue to retract, so that the anti-theft lock tongue is unlocked; under emergency such as conflagration, outdoor personnel can unblock theftproof spring bolt fast, for advancing the room rescue fast and provide the condition, are favorable to reducing life and property loss.

Drawings

Fig. 1 is a schematic overall structure diagram of a first embodiment of the present invention;

fig. 2 is a schematic view of an internal structure of a lock body according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a main bolt and an upper lug thereof;

fig. 4 is a schematic structural view of a main bolt limiting plate and a clamping hole;

fig. 5 is a connection relation diagram of a main bolt and a main bolt limiting plate;

FIG. 6 is a schematic view of the housing structure of the lock body;

fig. 7 is a connection relation diagram of the power pulling plate and the main bolt limiting plate;

fig. 8 is a schematic overall structure diagram of a second embodiment of the present invention;

fig. 9 is a schematic view of a back structure of a lock body according to a second embodiment of the present invention;

fig. 10 is a schematic view illustrating the connection of the indoor lock case members according to the second embodiment of the present invention;

fig. 11 is a schematic view of an internal structure of a lock body according to a second embodiment of the present invention;

fig. 12 is a schematic view of an anti-theft mode according to a second embodiment of the present invention;

fig. 13 is a schematic view of an unlocking mode of the anti-theft bolt according to the second embodiment of the present invention;

fig. 14 is a diagram showing the positional relationship between a lock cylinder pick and a main bolt limiting plate;

fig. 15 is a schematic structural view of a main bolt limiting plate in the second embodiment of the present invention;

fig. 16 is a schematic structural view of a power pulling plate in the second embodiment of the present invention;

fig. 17 is a schematic view of an internal structure of a lock body in the third embodiment of the present invention;

fig. 18 is a partial enlarged view of a movable bolt power plate in the third embodiment of the present invention.

In the figure: 1-a lock body; 11-a main bolt; 110-main bolt power connection square tube; 111-main bolt limit plate; 112-main bolt rotation plate; 113-main bolt tab; 12-a security bolt; 120-the anti-theft bolt is connected with the square rod by power; 121-anti-theft bolt rotating plate; 122-a pulling plate; 13-a movable bolt; 14-a power pulling plate; 140-resetting the push block; 15-lever pull plate; 16-a return tension spring; 17-a motor module; 170-top plate; 171-a clutch plate; 172-limit bracket; 18-an adapter plate; 19-a hole for clamping; 21-a lock cylinder; 22-square hole for connecting lock core; 23-the lock core is connected with the square plate; 24-the anti-theft bolt power connection square hole; 25-main bolt power connection square hole; 26-a lock cylinder plectrum; 27-bump; 28-a limiting hole; 29-unlocking the motor module; 31-a motor mounting bracket; 32-a clutch pin; 33-clutch pin top plate; 34-a power adapter plate; 35-a movable bolt power plate; 4-outdoor lock shell; 41-outdoor handle; 5-indoor lock shell; 51-indoor quick-opening handle; 52-indoor anti-theft bolt knob.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

Example one

Referring to fig. 1 to 7, the utility model provides a quick unblock system of pickproof lock, include: the anti-theft lock comprises a lock body 1, an outdoor lock shell 4 and an indoor lock shell 5 which are arranged on two sides of the lock body 1, wherein the lock body 1 is provided with a main bolt 11, a main bolt power connection square tube 110, a main bolt limiting plate 111, an anti-theft bolt 12, an anti-theft bolt power connection square rod 120, a pulling plate 122, a movable bolt 13, a power pulling plate 14 and a lever pulling plate 15; an outdoor handle 41 is arranged on one side of an outdoor lock shell 4, an indoor quick-opening handle 51 and an indoor anti-theft bolt knob 52 are arranged on one side of an indoor lock shell 5, the outdoor handle 41 is connected with one end of a main bolt power connection square tube 110 and used for opening a main bolt 11, a main bolt rotating plate 112 and an adapter plate 18 are arranged on the outer side of the main bolt power connection square tube 110, the main bolt rotating plate 112 is rotatably connected with the adapter plate 18, a main bolt limiting plate 111 is in transmission connection with the adapter plate 18, and the main bolt limiting plate 111 is movably connected with the main bolt 11;

the power pulling plate 14 is arranged below the main bolt limiting plate 111 and can move along with the main bolt limiting plate 111; the lever pulling plate 15 is rotatably arranged on the shell of the lock body 1, one end of the lever pulling plate is connected with the pulling plate 122, and the other end of the lever pulling plate is contacted with the power pulling plate 14; the anti-theft bolt power connection square rod 120 is inserted in the anti-theft bolt rotating plate 121, and the pulling plate 122 is connected with the anti-theft bolt rotating plate 121 through a pin and can move along with the rotation of the anti-theft bolt rotating plate 121; the outer end of the pulling plate 122 is connected with the lever pulling plate 15, and the inner end of the pulling plate 122 is indirectly connected with the anti-theft bolt 12 and can drive the anti-theft bolt 12 to extend and retract.

The end part of the power pulling plate 14 is provided with a motor module 17, the motor module 17 is connected with a top plate 170 in a transmission way, a clutch plate 171 and a limit bracket 172 are arranged in front of the top plate 170, the clutch plate 171 penetrates through the limit bracket 172 to be arranged in a sliding way, and one end of the clutch plate 171 can be contacted with the end part of the main bolt limit plate 111; the main bolt limiting plate 111 is provided with a clamping hole 19, the side edge of the main bolt 11 connecting plate is provided with a main bolt lug 113, and the main bolt lug 113 is movably arranged in the clamping hole 19.

An upright post is arranged on the inner side of the shell of the lock body 1, a reset tension spring 16 is connected to the upright post, and the other end of the reset tension spring 16 is connected with a main bolt limiting plate 111; the return tension spring 16 ensures that the main bolt limiting plate 111 is always in the initial position, when the adapter plate 18 is screwed, the main bolt limiting plate 111 is driven to move, and when the adapter plate 18 is automatically reset (the automatic reset force is provided by the torsion spring force of the indoor quick-opening handle 51 or the outdoor handle 41), the main bolt limiting plate 111 automatically restores to the initial position under the action force of the return tension spring 16.

The power pulling plate 14 is provided with a reset push block 140, one end of the main bolt limiting plate 111 abuts against the reset push block 140, after the fire alarm is relieved from resetting, the main bolt limiting plate 111 moves under the action of the reset tension spring 16 and resets to the initial position, and the main bolt limiting plate 111 drives the power pulling plate 14 to reset to the initial position through the reset push block 140 in the resetting process.

The working principle of the scheme of the embodiment is as follows: in the anti-theft mode, the top plate 170 retreats under the driving of the motor module 17, and the clutch plate 171 retreats under the action of the spring force to be in the initial position; the indoor quick-opening handle 51 or the outdoor handle 41 rotates to drive the main bolt power connection square tube 110 to rotate, the main bolt power connection square tube 110 rotates to drive the main bolt rotating plate 112 to rotate, and the main bolt rotating plate 112 rotates to drive the main bolt limiting plate 111 to move and separate from being clamped with the main bolt lug 113; the indoor quick-opening handle 51 or the outdoor handle 41 is continuously rotated to drive the main bolt power connection square tube 110 to rotate, the main bolt power connection square tube 110 rotates to drive the main bolt rotating plate 112 to continuously rotate, and the main bolt rotating plate 112 rotates to drive the main bolt 11 and the movable bolt 13 to do telescopic motion, so that unlocking and locking are completed. In the anti-theft mode, the above actions cannot realize the telescopic movement of the anti-theft bolt 12, and at this time, the anti-theft bolt 12 can only realize the telescopic movement of the anti-theft bolt 12 by means of the indoor anti-theft bolt knob 52.

After a fire alarm occurs, the top plate 170 is driven by the motor module 17 to extend out and push the clutch plate 171 to move forward, one end of the clutch plate 171 extends out of the limit bracket 172 and reaches the outer side of the end part of the main lock tongue limit plate 111, so that the main lock tongue limit plate 111 and the power pulling plate 14 can move integrally; the main lock limiting plate 111 moves to drive the power pulling plate 14 to move, the power pulling plate 14 moves to drive the lever pulling plate 15 to rotate, the lever pulling plate 15 rotates to drive the pulling plate 122 to move, the pulling plate 122 moves to drive the anti-theft lock bolt rotating plate 121 to rotate, and the anti-theft lock bolt rotating plate 121 rotates to drive the anti-theft lock bolt 12 to retract, so that the anti-theft lock bolt 12 is unlocked. After the fire alarm is relieved, the motor module 17 drives the top plate 170 to retreat, the clutch plate 171 is separated from the main bolt limiting plate 111 under the action of spring force, and the lock body 1 is restored to the anti-theft mode.

Example two

Referring to fig. 8 to 16, the lock body 1 is provided with a main bolt 11, a main bolt power connection square tube 110, a main bolt limit plate 111, an anti-theft bolt 12, an anti-theft bolt power connection square rod 120, a pulling plate 122, a movable bolt 13, a power pulling plate 14 and a lever pulling plate 15; an outdoor handle 41 is arranged on one side of an outdoor lock shell 4, an indoor quick-opening handle 51 and an indoor anti-theft bolt knob 52 are arranged on one side of an indoor lock shell 5, a main bolt rotating plate 112 and an adapter plate 18 are arranged on the outer side of a main bolt power connection square tube 110, the main bolt rotating plate 112 is rotatably connected with the adapter plate 18, a main bolt limiting plate 111 is in transmission connection with the adapter plate 18, and the main bolt limiting plate 111 is movably connected with a main bolt 11; the power pulling plate 14 is arranged below the main bolt limiting plate 111 and can move along with the main bolt limiting plate 111; the lever pulling plate 15 is rotatably arranged on the shell of the lock body 1, one end of the lever pulling plate is connected with the pulling plate 122, and the other end of the lever pulling plate is contacted with the power pulling plate 14; the anti-theft bolt power connection square rod 120 is inserted in the anti-theft bolt rotating plate 121, and the pulling plate 122 is connected with the anti-theft bolt rotating plate 121 through a pin and can move along with the rotation of the anti-theft bolt rotating plate 121; the outer end of the pulling plate 122 is connected with the lever pulling plate 15, and the inner end of the pulling plate 122 is indirectly connected with the anti-theft bolt 12 and can drive the anti-theft bolt 12 to extend and retract.

A lock cylinder connecting square hole 22, an anti-theft lock bolt power connecting square hole 24 and a main lock bolt power connecting square hole 25 are formed in the shell of the lock body 1, and a lock cylinder 21 and a lock cylinder connecting square plate 23 are installed in the lock cylinder connecting square hole 22 on the shell of the lock body 1; an unlocking motor module 29 is installed on the inner side of the indoor lock shell 5, a lock cylinder connecting square hole 22 is also formed in the unlocking motor module 29, and a lock cylinder connecting square plate 23 can extend into the lock cylinder connecting square hole 22 in the unlocking motor module 29.

The lock cylinder connecting square plate 23 is connected with a lock cylinder shifting piece 26, and the lock cylinder shifting piece 26 is connected with the main bolt limiting plate 111 when rotating and can push the main bolt limiting plate 111 to move.

The power pulling plate 14 is provided with a limiting hole 28, the end part of the main bolt limiting plate 111 is provided with a bulge 27, and the bulge 27 is inserted in the limiting hole 28.

An upright post is arranged on the inner side of the shell of the lock body 1, a reset tension spring 16 is connected to the upright post, and the other end of the reset tension spring 16 is connected with a main bolt limiting plate 111; the reset tension spring 16 ensures that the main bolt limiting plate 111 is always in the initial position, when the unlocking motor module 29 rotates to drive the lock cylinder connecting square plate 23 to rotate, the lock cylinder connecting square plate 23 drives the lock cylinder shifting piece 26 to rotate, the lock cylinder shifting piece 26 rotates to drive the main bolt limiting plate 111 to move, and the main bolt limiting plate 111 moves to drive the power pulling plate 14 connected with the main bolt limiting plate 111 to move.

The working principle of the scheme of the embodiment is as follows: the anti-theft mode of the scheme of the embodiment is consistent with the anti-theft mode in the first embodiment. After a fire alarm occurs, the top plate 170 is driven by the motor module 17 to extend out and push the clutch plate 171 forward, so that one end of the clutch plate 171 is abutted against the outer side of the lever pulling plate 15; then, the unlocking motor module 29 drives the lock cylinder connecting square plate 23 to rotate, the lock cylinder connecting square plate 23 rotates to drive the lock cylinder shifting piece 26 to rotate, the lock cylinder shifting piece 26 rotates the main lock bolt limiting plate 111 to move, the main lock bolt limiting plate 111 moves to drive the power pulling plate 14 to move, the power pulling plate 14 moves to drive the lever pulling plate 15 to rotate through the clutch plate 171, the lever pulling plate 15 rotates to drive the pulling plate 122 to move, the pulling plate 122 moves to drive the anti-theft lock bolt rotating plate 121 to rotate, and the anti-theft lock bolt rotating plate 121 rotates to drive the anti-theft lock bolt 12 to retreat, retract and unlock.

EXAMPLE III

Referring to fig. 7 to 10, 14, 17 and 18, a main bolt 11, a main bolt power connection square tube 110, a main bolt limit plate 111, an anti-theft bolt 12, an anti-theft bolt power connection square rod 120, a pull plate 122, a movable bolt 13, a power pull plate 14 and a lever pull plate 15 are arranged on the lock body 1, a power adapter plate 34 is arranged above the power pull plate 14, and the power adapter plate 34 is movably connected with a movable bolt power plate 35; an outdoor handle 41 is arranged on one side of an outdoor lock shell 4, an indoor quick-opening handle 51 and an indoor anti-theft bolt knob 52 are arranged on one side of an indoor lock shell 5, a main bolt rotating plate 112 and an adapter plate 18 are arranged on the outer side of a main bolt power connecting square tube 110, the main bolt rotating plate 112 is rotatably connected with the adapter plate 18, and a main bolt limiting plate 111 is in transmission connection with the adapter plate 18; the lever pulling plate 15 is rotatably arranged on the shell of the lock body 1, one end of the lever pulling plate is connected with the pulling plate 122, and the other end of the lever pulling plate is connected with the power pulling plate 14; the anti-theft bolt power connecting square rod 120 is inserted in the anti-theft bolt rotating plate 121, the anti-theft bolt rotating plate 121 is in transmission connection with a pulling plate 122, and the pulling plate 122 is connected with the anti-theft bolt rotating plate 121 through a pin and can move along with the rotation of the anti-theft bolt rotating plate 121; the outer end of the pulling plate 122 is connected with the lever pulling plate 15, and the inner end of the pulling plate 122 is indirectly connected with the anti-theft bolt 12 and can drive the anti-theft bolt 12 to extend and retract.

A lock cylinder connecting square hole 22, an anti-theft bolt power connecting square hole 24 and a main bolt power connecting square hole 25 are formed in the shell of the lock body 1, and a lock cylinder 21 and a lock cylinder connecting square plate 23 are installed in the lock cylinder connecting square hole 22; an unlocking motor module 29 is installed on the inner side of the indoor lock shell 5, a lock cylinder connecting square hole 22 is also formed in the unlocking motor module 29, and a lock cylinder connecting square plate 23 can extend into the lock cylinder connecting square hole 22 in the unlocking motor module 29; the lock core connecting square plate 23 is rotatably connected with a lock core shifting piece 26, and when the lock core shifting piece 26 rotates, the main tongue limiting plate 111 is connected and pushes the main tongue limiting plate 111 to move.

The shell inboard of lock body 1 is equipped with motor installing support 31 and motor module 17, motor module 17 is connected with separation and reunion round pin roof 33, separation and reunion round pin 32 is installed on power arm-tie 14, can promote separation and reunion round pin 32 through separation and reunion round pin roof 33, after the conflagration takes place, separation and reunion round pin roof 33 moves and promotes separation and reunion round pin 32 and stretch into the draw-in groove of power keysets 34 under motor module 17 drives, make power keysets 34 can move along with power arm-tie 14. Under the anti-theft mode, the clutch pin 32 is separated from the power adapter plate 34, the unlocking motor module 29 drives the lock cylinder connecting square plate 23 to rotate, the lock cylinder connecting square plate 23 rotates to drive the lock cylinder shifting piece 26 to rotate, the lock cylinder shifting piece 26 rotates to drive the movable bolt power plate 35 to move, the movable bolt power plate 35 moves to drive the movable bolt 13 to retract and unlock and the power adapter plate 34 to move, and at the moment, the power adapter plate 34 moves to not drive other parts to move.

The inner side of the shell of the lock body 1 is provided with a stand column, the stand column which is close to the power pull plate 14 and far away from one side of the motor mounting bracket 31 is connected with a return spring 16, the return tension spring 16 on the stand column is connected with a power adapter plate 34 to ensure that the power adapter plate 34 is reset, the power pull plate 14 is driven to reset through a bending section at the end part of the power adapter plate 34, and the power adapter plate 34 and the power pull plate 14 are always in an initial state. The main bolt 11 is provided with an upright post, the upright post is also sleeved with a reset tension spring 16, and the reset tension spring 16 is connected with the movable bolt power plate 35 to ensure that the movable bolt power plate 35 is timely reset to be always in an initial position.

The working principle of the scheme of the embodiment is as follows: in the anti-theft mode, the motor module 17 drives the clutch pin top plate 33 to move outwards to be away from the clutch pin 32, and after the clutch pin 32 is separated from the power adapter plate 34 under the action of the spring, the clutch pin 32 is in an initial position; the indoor quick-opening handle 51 rotates to drive the main bolt power connection square tube 110 to rotate, the main bolt power connection square tube 110 rotates to drive the main bolt rotating plate 112 to rotate, and the main bolt rotating plate 112 rotates to drive the main bolt limiting plate 111 to move and separate from clamping with the main bolt; the indoor quick-opening handle 51 is continuously rotated to drive the main bolt power connection square tube 110 to rotate, the main bolt power connection square tube 110 rotates to drive the main bolt rotating plate 112 to continuously rotate, and the main bolt rotating plate 112 rotates to drive the main bolt 11 and the movable bolt 13 to move in a retracting manner. Under the anti-theft mode, the anti-theft bolt 12 cannot be extended and retracted, and the anti-theft bolt 12 can only be extended and retracted by the indoor anti-theft bolt knob 52.

After a fire alarm occurs, the motor module 17 works to drive the clutch pin top plate 33 to push the clutch pin 32, so that the power adapter plate 34 and the power pulling plate 14 are connected together through the clutch pin 32; the unlocking motor module 29 drives the lock cylinder connecting square plate 23 to rotate, the lock cylinder connecting square plate 23 rotates to drive the lock cylinder shifting piece 26 to rotate, the lock cylinder shifting piece 26 rotates to drive the movable bolt power plate 35 to move, the movable bolt power plate 35 moves to drive the power adapter plate 34 to move, the power adapter plate 34 moves to drive the power pull plate 14 to move, the power pull plate 14 drives the lever pull plate 15 to rotate, the lever pull plate 15 rotates to drive the pull plate 122 to move, the pull plate 122 moves to drive the anti-theft bolt rotating plate 121 to rotate, and the anti-theft bolt rotating plate 121 rotates to drive the anti-theft bolt 12 to retreat and retract for unlocking. After the fire alarm is released, the clutch pin 32 is disengaged from the power adapter plate 34, and the lock body 1 returns to the anti-theft mode.

The above description is only a preferred embodiment of the invention, which does not represent all possible forms of the invention, and the scope of protection of the invention is not limited to such specific statements and embodiments. Various other modifications and improvements can be made in accordance with the teachings of the present disclosure without departing from the spirit thereof and still be within the scope of the invention.

Claims (9)

1. A quick unlocking system of an anti-theft lock is characterized by comprising: the anti-theft lock comprises a lock body (1), an outdoor lock shell (4) and an indoor lock shell (5) which are arranged on two sides of the lock body (1), wherein a main bolt (11), a main bolt power connection square tube (110), a main bolt limiting plate (111), an anti-theft bolt (12), an anti-theft bolt power connection square rod (120), a pull plate (122), a movable bolt (13), a power pull plate (14) and a lever pull plate (15) are arranged on the lock body (1);

a main bolt rotating plate (112) and an adapter plate (18) are arranged on the outer side of the main bolt power connection square tube (110), the main bolt rotating plate (112) is rotatably connected with the adapter plate (18), a main bolt limiting plate (111) is in transmission connection with the adapter plate (18), and the main bolt limiting plate (111) is movably connected with the main bolt (11); the power pulling plate (14) is arranged below the main bolt limiting plate (111) and can move along with the main bolt limiting plate (111); the lever pull plate (15) is rotatably arranged on the shell of the lock body (1), one end of the lever pull plate is connected with the pull plate (122), and the other end of the lever pull plate is contacted with the power pull plate (14);

the anti-theft lock bolt power connecting square rod (120) is inserted in the anti-theft lock bolt rotating plate (121), the pulling plate (122) is connected with the anti-theft lock bolt rotating plate (121) through a pin and can move along with the rotation of the anti-theft lock bolt rotating plate (121), and the pulling plate (122) is indirectly connected with the anti-theft lock bolt (12);

outdoor handle (41) are arranged on one side of the outdoor lock shell (4), and indoor quick-opening handle (51) and indoor anti-theft bolt knob (52) are arranged on one side of the indoor lock shell (5).

2. The anti-theft lock quick unlocking system according to claim 1, wherein: a motor module (17) is arranged at the end part of the power pulling plate (14), the motor module (17) is in transmission connection with a top plate (170), a clutch plate (171) and a limiting bracket (172) are arranged in front of the top plate (170), the clutch plate (171) penetrates through the limiting bracket (172) to be arranged in a sliding manner, and one end of the clutch plate can be contacted with the end part of the main bolt limiting plate (111); be equipped with card hole (19) on main spring bolt limiting plate (111), the side of main spring bolt (11) connecting plate is equipped with main spring bolt lug (113), main spring bolt lug (113) activity sets up in card hole (19).

3. The anti-theft lock quick unlocking system according to claim 2, wherein: the lock body is characterized in that a stand column is arranged on the inner side of the shell of the lock body (1), a reset tension spring (16) is connected to the stand column, and the other end of the reset tension spring (16) is connected with the main bolt limiting plate (111).

4. The anti-theft lock quick unlocking system according to claim 3, wherein: the power pulling plate (14) is provided with a reset push block (140), and one end of the main bolt limiting plate (111) abuts against the reset push block (140).

5. The anti-theft lock quick unlocking system according to claim 2, wherein: a lock cylinder connecting square hole (22), an anti-theft lock bolt power connecting square hole (24) and a main lock bolt power connecting square hole (25) are formed in the shell of the lock body (1), and a lock cylinder (21) and a lock cylinder connecting square plate (23) are installed in the lock cylinder connecting square hole (22); indoor lock shell (5) inboard is installed unblock motor module (29), also be equipped with lock core on unblock motor module (29) and connect square hole (22), lock core connection square plate (23) can stretch into in lock core connection square hole (22) on unblock motor module (29).

6. The anti-theft lock quick unlocking system according to claim 5, wherein: and a lock cylinder shifting piece (26) is rotatably arranged on the lock cylinder connecting square plate (23), and the lock cylinder shifting piece (26) is connected with the main bolt limiting plate (111) when rotating.

7. The anti-theft lock quick unlocking system according to claim 6, wherein: the power pulling plate (14) is provided with a limiting hole (28), the end part of the main bolt limiting plate (111) is provided with a bulge (27), and the bulge (27) is inserted in the limiting hole (28).

8. The anti-theft lock quick unlocking system according to claim 1, wherein: the utility model discloses a lock body, including lock body (1), motor module (17), power pulling plate (14) are connected with clutch pin roof (33), power pulling plate (14) are last to be installed clutch pin (32), through clutch pin roof (33) can promote clutch pin (32) are flexible.

9. The anti-theft lock quick unlocking system according to claim 8, wherein: a power adapter plate (34) is arranged above the power pulling plate (14), and the power adapter plate (34) is movably connected with a movable bolt power plate (35).

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