Disclosure of Invention
Aiming at the defects of the mechanical lock and the intelligent lock, the invention provides a novel anti-theft device control mode and an electromechanical integrated anti-theft device, and a device for electronically locking the lock core is added while the original lock core of the mechanical lock is reserved, so that the lock-in-lock is formed, the lock core is required to be turned by a key, the unlocking of the lock-in-lock is required to be completed, and otherwise, the lock core cannot be turned.
The technical scheme of the invention is as follows:
a control mode of a mechanical and electronic integrated anti-theft device comprises a movable part of an anti-theft lock, wherein an electronic control device is arranged on the movable part in the anti-theft lock, and the electronic control device locks the movable part in the anti-theft lock.
The movable piece comprises a lock cylinder, a lock tongue, a lock ejector rod or a linkage device in the lock body, and the electronic control device comprises an electromagnet control device and a miniature motor control device.
The electronic control device is provided with a remote controller in a matching way.
The electronic control device is arranged in the anti-theft lock, the anti-theft lock comprises an indoor panel, a lock body and an outdoor panel, a lock core is arranged in the lock body in a penetrating manner, the lock core comprises a lock core shell, a lock core rotating shaft and a poking wheel, the lock core rotating shaft is arranged in the lock core shell in a penetrating manner, the lock core rotating shaft comprises a left rotating shaft and a right rotating shaft, and the left rotating shaft and the right rotating shaft are connected through the poking wheel to form a synchronous joint body;
the lock cylinder rotating shaft is fixedly provided with a rotating bearing, the lock cylinder rotating shaft is in tight fit with the lock cylinder shell through the rotating bearing, the tail ends of the left rotating shaft and the right rotating shaft are respectively provided with a clamp spring groove I, the tail end of the left rotating shaft is provided with two plug blocks I, the two plug blocks I are symmetrical in diameter about the cross section of the left rotating shaft, the tail end of the right rotating shaft is provided with a plug block II, the two plug blocks II are symmetrical in diameter about the cross section of the right rotating shaft, the length of the plug block II is greater than that of the plug block I, the plug blocks I and the plug blocks II are arranged in a staggered manner in the circumferential direction, the shifting wheel is provided with jacks, the plug blocks II are arranged in the jacks in a penetrating manner, and the plug blocks I are matched with the staggered positions of the plug blocks II;
the anti-theft lock is provided with a clutch device and a speed changing device, the clutch device is connected with the speed changing device through gear engagement, the clutch device comprises a clutch outer body and a clutch inner core, the clutch inner core is inserted into the clutch outer body and is in interference fit with the clutch outer body, the end part of the clutch outer body is provided with sector teeth, the speed changing device comprises a speed changing gear, the speed changing gear is a duplex gear and comprises a large disc gear and a small disc gear, and the small disc gear is meshed with the sector teeth of the clutch outer body;
the clutch device and the speed changing device are arranged on the outdoor panel and the indoor panel, the speed changing device is provided with a lock cylinder groove, the indoor panel and the outdoor panel are connected together through the cooperation of the lock cylinder groove and the lock cylinder, the speed changing device comprises a speed changing box body and a speed changing end shaft, the upper panel and the lower panel of the speed changing box body are fixed through studs, the speed changing end shaft and a speed changing gear are arranged between the upper panel and the lower panel of the speed changing box body, the top of the speed changing end shaft is provided with the lock cylinder groove, the lock cylinder groove is positioned above the upper panel, the speed changing end shaft and the speed changing gear are in bearing connection with the upper panel and the lower panel, the speed changing end shaft is sleeved in an end shaft gear, and the end shaft gear is meshed with a large disc gear of the speed changing gear;
the clutch comprises a clutch outer body, wherein the left end and the right end of the clutch outer body are symmetrically provided with branch positioning pin holes, branch positioning pins are matched in the branch positioning pin holes, fixing screws are arranged on the branch positioning pins, fixing screw holes are arranged on the positions, corresponding to the fixing screws, of the clutch outer body, the fixing screws are matched with the fixing screw holes, a separation pin penetrates through the tail part of the clutch outer body, a separation pin hole is formed in a clutch inner core, and a spring is sleeved on the separation pin;
the clutch outer body of the indoor panel is provided with a separating pin, the clutch outer body of the outdoor panel is provided with three separating pins, the separating pin of the outdoor panel comprises a first separating pin, a second separating pin and a third separating pin, the first separating pin is positioned between the second separating pin and the third separating pin, the second separating pin and the third separating pin are in mirror symmetry with respect to the first separating pin, one separating pin hole is arranged and corresponds to the first separating pin, the tail end of the separating pin on the indoor panel is provided with an angle positioning limiter in a matched mode, the angle positioning limiter is provided with a groove, the groove is provided with three separating pins, and the tail end of the separating pin on the outdoor panel is provided with a pin limiter in a matched mode;
the clutch inner core comprises a positioning body and a branching body which is integrally formed with the positioning body, a clamp spring groove II is formed in the middle of the positioning body, clamp springs are arranged on the clamp spring groove II in a matched mode, branching positioning grooves I are symmetrically formed in two sides of the branching body, branching positioning grooves II are formed in positions, corresponding to the branching positioning grooves I, of the clutch outer body, and branching positioning pins penetrate through branching positioning pin holes and extend into gaps formed by splicing the branching positioning grooves I and the branching positioning grooves II;
the clutch inner core is internally provided with a handle shaft in a penetrating way, the handle shaft is connected with the indoor panel and the outdoor panel through bearings, the bearings are sleeved with handle return springs, two hook-shaped tail ends are symmetrically arranged on the handle return springs, a fixing stud is fixed on the panel, the two hook-shaped tail ends are arranged on two sides of the fixing stud in a crossing way, the handle shaft penetrates through the panel to be sequentially connected with an angle limiting card and the clutch inner core, the handle shaft is provided with a clamp spring groove III, and a clamp spring matched in the clamp spring groove III is positioned between the angle limiting card and the clutch inner core;
the middle part of the angle limiting clamping piece is provided with a limiting block I, the bottom of the clutch inner core is provided with a limiting block II, the upper part of the handle shaft is provided with a sliding groove, the limiting block I and the limiting block II are matched in the sliding groove, the angle limiting clamping piece is provided with a limiting claw, and the limiting claw is clamped in a gap formed by crossing the two hooked tail ends of the handle return spring with the fixed stud;
the pin body limiter is connected with a driving clutch motor, a push rod is arranged below the pin body limiter, the other end of the push rod is connected with the emergency lock cylinder, an electronic control device is arranged beside the push rod, the electronic control device is provided with a stop lever, the tail end of the stop lever is clamped on the push rod, a circuit board is further arranged on the outdoor panel, the circuit board is connected with a battery box, and the driving clutch motor and the electronic control device are both connected with the circuit board; the outside face of outdoor panel is provided with the handle, and the handle is connected with the handle axle, and the top of handle is provided with password keypad and fingerprint acquisition mouth, and password keypad and fingerprint acquisition mouth top are equipped with the sliding closure, and password keypad and fingerprint acquisition mouth all are connected with the circuit board.
An electronic control device is arranged on a movable part in the anti-theft lock, the movable part comprises a lock cylinder, a lock tongue, a lock ejector rod or a linkage device in the lock body, and the electronic control device comprises an electromagnet control device and a miniature motor control device.
The electromagnet control device comprises an electromagnet and a stop lever, wherein the electromagnet is connected with a wire, the wire is connected with a circuit board of the door lock, the stop lever is arranged in the electromagnet in a penetrating mode, a spring is sleeved on the stop lever, and the spring is located below the electromagnet.
The tail end of the stop lever of the electromagnet control device extends into the lock cylinder hole, a rotor is arranged in the lock cylinder hole, a plug hole is arranged at the center of the rotor, a stop angle is arranged on the rotor, and the radian of an arc connected with the upper end point and the lower end point of the stop angle is different.
The miniature motor control device comprises a square block, a lock core hole is formed in the middle of the square block, the outline of the lock core hole is consistent with that of a lock core, studs are fixed above the square block, two studs are symmetrically arranged on two sides of the upper surface of the square block, return springs are sleeved on the studs, a transverse plate is sleeved on the two studs together, the transverse plate is located below the return springs, a fixed block is fixed on the lower surface of the transverse plate, a sliding block is arranged below the fixed block, a screw rod is arranged in the sliding block in a penetrating mode, one end of the screw rod is fixed on the motor, a vertical downward vertical plate is fixed on the transverse plate, and a bolt is fixed on the vertical plate.
The upper surface of square piece is provided with the slide rail, and the slide rail cooperates with the slider.
The sliding block is internally provided with threads which are matched with the threads on the screw rod, the sliding block and the fixed block are of right trapezoid structures, and the hypotenuses of the two right trapezoids are arranged oppositely.
Compared with the prior art, the lock has the technical effects that the electronic control device is additionally arranged in the original lock to form the lock in the lock, so that the key and the lock core cannot rotate, or the linkage device in the lock cannot shift or rotate, the lock can be unlocked by using the key only after the locking of the electronic control device in the lock is released by the remote controller, the anti-theft performance of the lock is improved by the arranged electronic control device, the condition that an illegal person uses an unlocking tool to unlock is avoided, and the anti-theft function is truly realized.
Detailed Description
The control mode of the mechanical and electronic integrated anti-theft device comprises a movable part of the anti-theft lock, an electronic control device is arranged on the movable part in the anti-theft lock, the electronic control device locks the movable part in the anti-theft lock, the movable part comprises a lock cylinder, a lock tongue, a lock ejector rod or a linkage device in the lock body, the electronic control device comprises an electromagnet control device and a micro motor control device, and the electronic control device is matched with a remote controller.
Example 1
As shown in fig. 1, the electronic control device is an electromagnet control device, and is disposed at the front end of a lock cylinder, the lock cylinder is inserted into a lock cylinder hole 54 of the electromagnet control device, an electromagnet 51 is disposed at the upper portion of the electromagnet control device, the electromagnet 51 is connected with a wire 55, the wire 55 is connected with a circuit board of the door lock, a stop lever 53 is inserted into the electromagnet 51, the tail end of the stop lever 53 extends into the lock cylinder hole 54, a spring 52 is sleeved on the stop lever 53, and the spring 52 is located below the electromagnet 51.
The electromagnet control device is fixed on the lock panel, the front end of the lock core is sleeved in a lock core hole 54 of the electromagnet control device, a hole is formed in the lock core at a position corresponding to the stop lever 53, the stop lever 53 is always in a state of extending into the hole of the lock core under the action of the elasticity of the spring 52, a key cannot twist the lock core to fix the lock core, a command is sent through the remote controller, the lead 55 is connected with a power supply, a magnetic field is generated after the electromagnet 51 is electrified, the stop lever 53 penetrating through the electromagnet 51 moves upwards under the action of the magnetic field force, so that the lock of the lock core is released, and then the lock core is rotated to unlock.
Example 2
As shown in fig. 2, the electronic control device is an electromagnet control device, and is disposed at the end of the lock core, the insert at the end of the lock core is inserted into the insert hole 56 of the rotor 58, the electromagnet 51 is disposed at the upper portion of the electromagnet control device, the electromagnet 51 is connected with a wire 55, the wire 55 is connected with a circuit board of the door lock, the electromagnet 51 is penetrated with a stop lever 53, the end of the stop lever 53 extends into the lock core hole 54 and extends to a stop angle 57, and due to the blocking effect of the stop lever on the stop angle, the rotor can only rotate clockwise but not rotate anticlockwise, the stop lever 53 is sleeved with a spring 52, and the spring 52 is located below the electromagnet 51.
The electromagnet control device is fixed at the tail end of the lock cylinder, the inserting piece at the tail end of the lock cylinder is inserted into the inserting piece hole 56, the rotor 58 can only rotate clockwise and not rotate anticlockwise due to the blocking effect of the blocking rod 53 on the blocking angle 57, the door lock can be opened when the rotor 58 rotates anticlockwise, the clockwise rotation is the direction of the door lock to be locked, even if the lock is unlocked by using the master key, the door lock can not be opened by rotating anticlockwise, the door lock can not be rotated clockwise, the safety threat is caused, in order to unlock the door lock, firstly, the remote controller is used for sending an instruction, the wire 55 is connected with the power supply, a magnetic field is generated after the electromagnet 51 is electrified, and the blocking rod 53 penetrating through the electromagnet 51 moves upwards under the action of the magnetic field force, so that the rotation of the rotor in the anticlockwise direction can not be blocked, and the door lock can be unlocked smoothly.
Example 3
As shown in fig. 3-4, the electronic control device is an electromagnet control device, and is disposed at the lock core ejector rod, the electromagnet control device is provided with an electromagnet 51, the electromagnet 51 is connected with a wire 55, the wire 55 is connected with a circuit board of the door lock, a stop lever 53 is arranged in the electromagnet 51 in a penetrating manner, the stop lever 53 extends out of the bottom of the electromagnet control device and is inserted into a slot of the ejector rod, when a key is screwed, the ejector rod cannot move upwards to unlock due to the blocking of the stop lever 53, a command is sent by a remote controller, and after the electromagnet 51 is electrified, the stop lever moves under the action of a magnetic field force and moves out of the slot of the ejector rod, so that the locking effect on the ejector rod is released.
Example 4
As shown in fig. 6-7, the electronic control device is a micro motor control device, the micro motor control device comprises a square block 60, a lock cylinder hole 601 is formed in the middle of the square block 60, the outline of the lock cylinder hole 601 is consistent with that of a lock cylinder, studs 61 are fixed above the square block 60, two studs 61 are symmetrically arranged on two sides of the upper surface of the square block 60, return springs 62 are sleeved on the studs 61, a transverse plate 63 is sleeved on the two studs 61 together, the transverse plate 63 is arranged below the return springs 62, a fixed block 65 is fixed on the lower surface of the transverse plate 63, a sliding block 66 is arranged below the fixed block 65, a sliding rail is arranged on the upper surface of the square block 60, the sliding rail is matched with the sliding block 66, a screw rod 64 is arranged in the sliding block 66 in a penetrating manner, threads are arranged in the sliding block 66 and are matched with threads on the screw rod 64, the sliding block 66 and the fixed block 65 are of a right trapezoid structure, oblique sides of the two right trapezoids are oppositely arranged, one ends of the screw rod 64 are fixed on the motor 67, a vertical downward vertical plug 68 is fixed on the transverse plate 63, and a 69 is fixed on the vertical plate 68.
The lock cylinder is sleeved in the lock cylinder hole 601, a bolt hole is formed in the lock cylinder, the bolt 69 is matched with the bolt hole, under the action of the elastic force of the return spring 62, the transverse plate 63 is positioned downwards, the fixed block 65 fixed on the transverse plate 63 is overlapped with the inclined edge of the sliding block 66, after the motor 67 is started, the motor rotates to drive the screw rod 64 to rotate, the sliding block 66 moves along the sliding rail due to the fact that the motor 67 and the screw rod 64 are fixed, the fixed block 65 is fixed, when the highest point of the sliding block 66 and the fixed block 65 is closer and closer, the distance between the sliding block 66 and the fixed block 65 is larger and larger, the sliding block 66 gradually moves upwards against the transverse plate 63, the transverse plate moves upwards to drive the vertical plate 68 to move upwards, and accordingly the bolt 69 is pulled out of the bolt hole of the lock cylinder, and locking of the bolt to the lock cylinder is relieved.
Example 5
The electronic control device is arranged in the anti-theft lock, the anti-theft lock comprises an indoor panel, a lock body and an outdoor panel, the indoor panel is fixed on the inner side of a door, the outdoor panel is fixed on the outer side of the door, a lock core is arranged in the lock body in a penetrating mode, the lock core comprises a lock core shell 1, a lock core rotating shaft and a poking wheel 2, the lock core rotating shaft is arranged in the lock core shell 1 in a penetrating mode, the lock core rotating shaft comprises a left rotating shaft 3 and a right rotating shaft 4, the left rotating shaft 3 and the right rotating shaft 4 are connected to be a synchronous motion community through the poking wheel 2, and the left rotating shaft 3 and the right rotating shaft 4 can rotate simultaneously as a community.
Be fixed with antifriction bearing 5 in the lock core axis of rotation, the lock core axis of rotation passes through antifriction bearing 5 and lock core shell 1 tight fit, left side axis of rotation 3 and right side axis of rotation 4 end all are provided with jump ring groove I6, set up the jump ring in jump ring groove I6 when inserting lock core axis of rotation into lock core shell 1, prevent that the lock core axis of rotation is not hard up, left side axis of rotation 3 end is provided with grafting piece I31, grafting piece I31 is equipped with two and about the diameter symmetry of left side axis of rotation 3 cross section, right side axis of rotation 4 end is provided with grafting piece II 41, grafting piece II 41 is equipped with two and about the diameter symmetry of right side axis of rotation 4 cross section, grafting piece II 41 length is greater than the length of grafting piece I31, grafting piece I31 and grafting piece II 41 are crisscross the setting in the circumferencial direction, be provided with jack 21 on the driving wheel 2, insert grafting piece II 41 from jack 21 in, after wearing out, with grafting piece I cooperation in the clearance of grafting piece II circumferencial direction crisscross, link together left side axis of rotation 3 and right side axis of rotation 4 through driving wheel 2 and left side axis of rotation 3 and right side axis of rotation 4 simultaneously when driving wheel 2 and rotating.
The clutch device comprises a clutch outer body 7 and a clutch inner core 8, wherein the clutch inner core 8 is inserted into the clutch outer body 7 and is in interference fit with the clutch outer body 7, branch positioning pin holes 72 are symmetrically formed in the left end and the right end of the clutch outer body 7, branch positioning pins 10 are arranged in the branch positioning pin holes 72 in a matched mode, fixing screws 101 are arranged on the branch positioning pins 10, fixing screw holes 73 are formed in positions, corresponding to the fixing screws 101, of the clutch outer body 7, the fixing screws 101 are matched with the fixing screw holes 73, the branch positioning pins 10 are fixed on the clutch outer body 7 by screwing the fixing screws 101, when the door is opened left, the branch positioning pins 10 are inserted into the branch positioning pin holes 72 on the right side, separation pins are penetrated through the tail portions of the clutch outer body 7, springs 74 are sleeved on the separation pins, and sector teeth 71 are arranged at the end portions of the clutch outer body 7.
The clutch outer body 7 of the indoor panel is provided with a separating pin, the clutch outer body 7 of the outdoor panel is provided with three separating pins, the separating pin of the outdoor panel comprises a first separating pin 75, a second separating pin 76 and a third separating pin 77, the first separating pin 75 is positioned between the second separating pin 76 and the third separating pin 77, the second separating pin 76 and the third separating pin 77 are in mirror symmetry with respect to the first separating pin 75, the tail ends of the separating pins on the indoor panel are matched with an angle positioning limiter 11, the angle positioning limiter 11 is provided with three grooves 111, edges of the grooves 111 are gentle, the separating pins in the grooves 111 can be pushed out from the grooves 111 under the action of external force, and the tail ends of the separating pins on the outdoor panel are matched with a pin body limiter 12.
The clutch inner core 8 comprises a positioning body 82 and a branching body 83 integrally formed with the positioning body 82, a clamp spring groove 84 is formed in the middle of the positioning body 82, branching positioning grooves I85 are symmetrically formed in two sides of the branching body 83, branching positioning grooves II 78 are formed in positions, corresponding to the branching positioning grooves I85, of the clutch outer body 7, a branching positioning pin 10 penetrates through the branching positioning pin hole 72 to extend into a gap formed by splicing the branching positioning grooves I85 and II 78, and after the branching positioning pin 10 is inserted into the branching positioning groove 72, the rotation angle of the clutch inner core 8 in the clutch outer body 7 can be limited, so that the clutch inner core 8 is prevented from idling. The clutch inner 8 is provided with a separation pin hole 81, the position of the separation pin hole 81 corresponds to the position of the first separation pin 75, and the angle positioning limiter 11 or the pin body limiter 12 can jack the separation pin into the separation pin hole 81, and the separation pin is inserted into the separation pin hole 81 to fix the clutch inner 8 and the clutch outer 7 into a whole.
The clutch inner core 8 is internally provided with a handle shaft 13 in a penetrating way, the handle shaft 13 is connected with an indoor panel and an outdoor panel through bearings, the bearings are sleeved with handle return springs 14, two hook-shaped tail ends are symmetrically arranged on the handle return springs 14, a fixing stud 15 is fixed on the panel, the two hook-shaped tail ends are arranged on two sides of the fixing stud 15 in a crossing way, and the handle shaft 13 penetrates through the panel to be connected with an angle limiting card 16 and the clutch inner core 8 in sequence.
The middle part of the angle limiting card 16 is provided with a limiting block I161, the bottom of the clutch inner core 8 is provided with a limiting block II 86, the upper part of the handle shaft 13 is provided with a sliding groove 131, the limiting block I161 and the limiting block II 86 are matched in the sliding groove 131, the angle limiting card 16 and the clutch inner core 8 rotate together along with the rotation of the handle shaft 13 through the matching of the limiting block and the sliding groove 131, the angle limiting card 16 is provided with a limiting claw 162, the limiting claw 162 is clamped in a gap formed by the two hooked tail ends of the handle return spring 14 and the fixed stud 15, and due to the elastic action of the handle return spring 14, the angle limiting card 16 can automatically return after rotating for a certain angle, and the rotation of the angle limiting card 16 and the handle shaft 13 is synchronous, so that the handle shaft 13 can automatically return.
The pin body limiter 12 is connected with a driving clutch motor 17, after a password or a fingerprint is pressed down, the driving clutch motor 17 is started to drive the pin body limiter 12 to move upwards to push a separating pin into a separating pin hole 81, a push rod 18 is arranged below the pin body limiter 12, the other end of the push rod 18 is connected with an emergency lock cylinder 19, when the fingerprint lock or the password lock has a problem, the push rod 18 is driven to move upwards by using the emergency lock cylinder 19 to drive the pin body limiter 12 to move upwards, so that the separating pin is pushed into the separating pin hole 81, an electronic control device 20 is arranged beside the push rod 18, the electronic control device 20 is provided with a baffle rod 21, the tail end of the baffle rod 21 is clamped on the push rod 18 to form locking limit on the push rod 18, the push rod 18 can be driven only by releasing the locking of the baffle rod 21 firstly, so that the anti-theft performance of the lock is improved, a circuit board 22 is further arranged on an outdoor panel, and the circuit board 22 is connected with a battery box 23, and the driving clutch motor 17 and the electronic control device 20 are connected with the circuit board 22.
The speed change device 9 comprises a speed change box 93, a speed change end shaft 94 and a speed change gear 91, wherein an upper panel and a lower panel of the speed change box 93 are fixed through studs 95, the speed change end shaft 94 and the speed change gear 91 are arranged between the upper panel and the lower panel of the speed change box 93, a lock cylinder groove 92 is formed in the top of the speed change end shaft 94, the lock cylinder groove 92 is located above the upper panel, the indoor panel and the outdoor panel are connected together through the cooperation of the lock cylinder groove 92 of the indoor panel and the outdoor panel, the speed change end shaft 94 and the speed change gear 91 are connected with the upper panel and the lower panel through bearings, the speed change end shaft 94 is sleeved in an end shaft gear 96, the speed change gear 91 is a duplex gear and comprises a big disc gear 911 and a small disc gear 912, the end shaft gear 93 is meshed with the big disc gear 911 of the speed change gear 91, and the small disc gear 912 is meshed with the sector gear 71 of the clutch outer body 7.
The outdoor panel is provided with the handle on the lateral surface, and the handle is connected with handle axle 13, and the top of handle is provided with password keypad 24 and fingerprint acquisition mouth 25, and password keypad 24 and fingerprint acquisition mouth 25 top are covered and are had sliding closure 26, and password keypad 24 and fingerprint acquisition mouth 25 all are connected with circuit board 22.
The working principle of the embodiment is as follows: (1) When the door is locked by inserting the positioning pin 10 into the positioning pin hole 72 on the right side of the clutch outer 7, the door handle is lifted, the handle shaft 13 rotates along with the door handle when the door handle rotates, the handle shaft 13 drives the clutch inner core 8 to rotate together because the handle shaft 13 is connected with the clutch inner core 8, the clutch inner core 8 drives the clutch outer 7 to rotate together because of the limiting effect of the positioning pin 10 fixed on the clutch outer 7, the sector teeth 71 on the clutch outer 7 deflect to the right side, the change of the angle of the sector teeth 71 drives the speed change gear 91 to rotate, the speed change gear 91 is meshed with the tail end shaft gear 96 of the speed change device 9, the rotation of the speed change gear 91 drives the tail end shaft gear 96 to rotate along with the speed change gear, the lock cylinder groove 92 is coaxial with the tail end shaft gear 96, and the lock cylinder groove 92 is matched with the lock cylinder, so that the lock cylinder rotates along with the tail end shaft gear 96, the driving wheel 2 rotates and drives the movable part in the lock cylinder, the position of the movable part changes, the lock tongue is hidden in the lock tongue, and the lock tongue is locked.
The lock cylinder is connected between the lock cylinder groove of the indoor panel and the lock cylinder groove of the outdoor panel, the lock cylinder groove of the outdoor panel is rotated together by the connection of the lock cylinder, the clutch outer body 7 on the indoor panel is deflected through the transmission of the speed changing device 9 until the separating pin of the indoor panel is clamped in the groove 111 on the angle positioning limiter 11 and slides out of the groove in the middle when external force is applied, the spring sleeved on the separating pin is always in a compressed state in the rotating process, and the separating pin pops out and is clamped in the groove 111 when rotating to the groove 111 on the edge, so that the clutch outer body 7 is kept in a deflected state and cannot rotate, and the separating pin cannot slide out of the groove 111 and cannot return under the condition of not applying external force. The clutch inner 8 automatically returns to the original position under the action of the handle return spring 14, the clutch outer 7 stays at a specific position, and at this time, the third separating pin 77 on the clutch outer 7 of the outdoor panel rotates to an intermediate position, i.e. stays right above the driving clutch motor 17, so as to prepare for unlocking.
(2) When the door is opened, a command of opening the door is firstly issued by a finger according to a password or a fingerprint, the clutch motor 17 is started, the clutch motor 17 is driven to drive the pin body limiter 12 to move upwards to jack up the third separating pin 77, the third separating pin 77 is inserted into the separating pin hole 81 of the clutch inner core 8, the clutch inner core 8 and the clutch outer body 7 are fixed together, the handle is pressed down to drive the clutch inner core 8 to rotate through the handle shaft 13, the clutch outer body 7 rotates along with the clutch inner core, at the moment, the clutch outer body 7 of the indoor panel rotates along with the clutch outer body 7 of the outdoor panel, the separating pin of the clutch outer body 7 of the indoor panel slides out from the groove to return to the original position under the action of external force, the sector tooth angle of the clutch outer body 7 is changed, the lock cylinder is driven to rotate through the gear transmission of the speed changer 9, the driving wheel 2 on the lock cylinder drives the movable piece in the lock cylinder to return, the overhanging safety is restored to the position, and the lock tongue is unlocked. When the unlocking command is issued without pressing the password or the fingerprint, the clutch motor 17 cannot be driven to jack up the separating pin, the clutch outer body 7 and the clutch inner core 8 cannot be combined, and only idles when the door handle is pressed down, so that the unlocking effect cannot be achieved.
When a password or fingerprint is in a problem and a door opening command cannot be issued to the driving clutch motor 17, the spare lock cylinder 19 is used for unlocking, the remote controller or the controller is used for controlling the lock-in-lock electromagnet 20, the lock of the lock-in-lock electromagnet 20 to the ejector rod 18 is released, the stop rod 21 is retracted, the key on the spare lock cylinder 19 is screwed, the ejector rod 18 is pushed upwards, the ejector rod 18 moves upwards against the pin limiter 12, the third separating pin 77 positioned above the pin limiter 12 is pushed into the separating pin hole 81 of the lock cylinder 8, the clutch outer body 7 and the clutch inner core 8 are fixed together, and the handle is screwed to open the door lock.
(3) When the door is locked by inserting the left-side split positioning pin 10 into the left-side split positioning pin hole 72, the sector teeth 71 of the clutch outer 7 are deflected to the left after the door handle is lifted, and at this time, the second release pin 76 on the clutch outer of the outdoor panel is rotated to the intermediate position and stays right above the drive clutch motor 17, and the clutch inner 8 is automatically returned by the handle shaft return spring 14.
(4) When the door is opened, the clutch motor 17 is driven to drive the pin limiter 12 to move upwards to jack up the second separating pin 76, the second separating pin 76 is inserted into the separating pin hole 81 of the clutch inner core 8, the clutch inner core 8 and the clutch outer body 7 are fixed together, after the door handle is pressed down, the clutch outer body 7 returns to the original position, the angle of sector teeth 71 of the clutch outer body 7 changes, the lock cylinder is driven to rotate through the gear transmission of the speed changing device 9, the poking wheel 2 on the lock cylinder drives the movable part in the lock cylinder to return again, so that the overhanging safety lock tongue returns to the original position, the locking is released, and the unlocking effect is achieved
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that several changes and modifications can be made without departing from the general inventive concept, and these should also be regarded as the scope of the invention.