CN203584038U - Door locking structure of electronic anti-theft door lock - Google Patents

Abstract

The utility model discloses a door locking structure of an electronic anti-theft door lock, which belongs to the lock field and comprises a lock box, a large square bolt mechanism, an oblique bolt mechanism, a handle unlocking mechanism and an electronic unlocking mechanism; the spring bolt of the handle unlocking mechanism can lock the front four-corner rotating sleeve and the clutch to ensure that the front four-corner rotating sleeve can be linked with the clutch, and the clutch is linked with the large square tongue lock mechanism and the oblique tongue lock mechanism to lock and open the door, if the front four-corner rotating sleeve and the clutch are not locked by the bolt, the large square tongue lock mechanism and the oblique tongue lock mechanism cannot be linked to lock and open the door no matter how the handle is rotated, and other parts cannot be damaged; the first contact switch, the second contact switch and the electronic control unit are matched with the control driving device to control the linkage of the spring bolt and twist the handle, so that electronic door locking and door opening are realized, and the back locking can be realized without a mechanical key, so that the use is convenient; the driving device has reasonable structure, and can not be blocked or work normally during working.

Description

An electronic anti-theft door lock structure

technical field

The utility model relates to the field of locks, in particular to an electronic anti-theft door lock structure.

Background technique

At present, the popular intelligent anti-theft electronic lock cylinder on the market, when the handle is pressed destructively, the handle fixing column will be broken, and the door lock can be opened by continuing to turn the handle (it can be rotated by 306 degrees). Serious potential safety hazards. In addition, the currently known intelligent anti-theft lock cylinders are unstable due to the arrangement of motors and deadbolts. 1. The main reasons for the motor structure are: the internal space of the lock cylinder is too small to design a reasonable motor structure, so the motor often gets stuck or does not work when it is working, which leads to certain hidden dangers in the motor. 2. Large square tongue ranking problem: the ranking of the old-fashioned mechanical anti-theft lock cylinder in the current market does not match, the offset is too large, and the customer has a large workload in the process of changing the electronic anti-theft lock cylinder. The user has added a certain amount of installation cost, and sometimes the cost of opening the hole is higher than the cost of a set of products, causing some customers not to dare to change the current electronic anti-theft lock.

Utility model content

Aiming at the above problems, the utility model provides an electronic anti-theft door lock structure that is safe and reliable in use and convenient and fast in reverse locking.

The technical solution adopted by the utility model is: an electronic anti-theft door lock structure, including a lock box, a large square bolt lock mechanism, an inclined bolt lock mechanism, a handle unlocking mechanism and an electronic unlocking mechanism, a generous square bolt lock mechanism, an oblique bolt lock mechanism, handle unlocking mechanism and electronic unlocking mechanism are all located in the lock box;

The handle unlocking mechanism includes a bolt fork, a front four-corner sleeve, a portable fork and a clutch; the clutch is linked with the bolt fork to control the opening and closing of the bolt lock mechanism; the clutch is linked with a portable fork to control the opening and closing of the generous bolt lock mechanism, and the clutch The front four-corner swivel is covered, and the clutch is equipped with a spring pin, which can lock the front four-corner swivel and the clutch so that the front four-corner swivel can be linked to the clutch;

The electronic unlocking mechanism includes an electronic control unit, a driving device and a latch push plate; the driving device includes a drive motor and a rotating connecting rod, the output shaft of the driving motor is connected to the rotating connecting rod, and the rotating connecting rod is provided with a spring to elastically connect the latch pushing plate; the latch pushing The board drives and controls the expansion and contraction of the spring bolt through the driving device to control whether the spring bolt is locked to the front four-corner sleeve; the driving device is provided with a first contact switch and a second contact switch, and the driving device is electrically connected to the electronic control unit. The point switch, the second contact switch, and the electronic control unit can all start the driving device to work;

The latch bolt lock mechanism includes a latch bolt, a latch bolt pull plate and a latch bolt seat; the latch bolt seat is fixed on the lock box, and the latch bolt seat is provided with a latch bolt push spring, which elastically supports the latch bolt, and the latch bolt can be worn Out of the lock box to bolt the door; the bolt pull plate is connected to the bolt and is linked with the bolt fork of the handle unlocking mechanism to control the telescopic opening and closing of the bolt bolt; one end of the bolt pull plate can be in contact with the first contact switch to Control the first contact switch to open or connect;

The generous tongue lock mechanism includes a generous tongue push rod and a large plate shift fork; the portable fork gear of the handle unlocking mechanism is linked with the large plate shift fork, and the large plate shift fork is linked with the generous tongue push rod; the front end of the generous tongue push rod is provided with a generous tongue, which is generous The tongue can pass through the lock box to lock the door; one end of the push rod of the large square tongue can be in contact with the second contact switch to control the second contact switch to open or connect.

In the above technical solution, the electronic anti-theft door lock structure also includes a pull rod lock mechanism; the pull rod lock mechanism includes an upper rod and a lower rod; the large square tongue shift fork of the large square tongue lock mechanism is linked with the upper rod and the lower rod.

In the above technical scheme, the electronic anti-theft door lock structure also includes an indoor anti-lock mechanism; the indoor anti-lock mechanism includes an indoor anti-lock tongue push rod and an indoor anti-lock tongue bidirectional shift fork; The anti-lock bolt bidirectional shift fork is linked with the indoor anti-lock tongue push rod; the front end of the indoor anti-bolt push rod is equipped with an indoor anti-lock tongue, and the indoor anti-lock tongue can pass through the lock box to lock the door.

In the above technical scheme, the electronic anti-theft door lock structure also includes a key distributing mechanism; The lock head shifting block, the mechanical lock head shifting block is linked with the mechanical emptying shifting block, the mechanical emptying shifting block is contacted to control the emptying contact switch, and the emptying contact switch is electrically connected to the electronic control unit for key distribution.

In the above technical solution, the handle unlocking mechanism also includes a shift fork stabilizing link; one end of the shift fork stabilizing link is hinged on the lock box, and the other end of the shifting fork stabilizing link is hinged with the latch tongue shift fork to ensure the rotation of the latch bolt shift fork. Stablize.

In the above technical solution, the generous tongue lock mechanism also includes a two-way shifting spring; the two-way shifting spring is connected to the large plate shifting fork to elastically support the large plate shifting fork.

The beneficial effects of the utility model are: an electronic anti-theft door lock structure with the above-mentioned structure has a reasonable overall layout, compact structure, and is easy to install; the spring latch of the handle unlocking mechanism can lock the front four-corner sleeve and the clutch to make the front four-corner The swivel sleeve can be linked with the clutch, and the clutch can be linked with the large square bolt lock mechanism and the latch bolt lock mechanism to lock and open the door. If the bolt does not lock the front four-corner swivel sleeve and the clutch, no matter how the handle is turned, the large square bolt lock mechanism and the latch bolt cannot be linked. The lock mechanism locks and opens the door without causing damage to other components; the electronic part has a reasonable structure, the first contact switch, the second contact switch and the electronic control unit cooperate with the control drive device to link the spring latch, twist the handle, In this way, the door can be electronically locked and opened, and it is easy to use without using a mechanical key to lock the door. The driving device includes a driving motor and a rotating connecting rod. The structure of the driving device is reasonable, and it will not often appear stuck or not working when it is working. .

Description of drawings

Fig. 1 is the overall structural representation of the utility model;

Fig. 2 is the schematic diagram of generous tongue lock mechanism and pull bar lock mechanism of the present utility model;

Fig. 3 is a schematic diagram of the latch bolt lock mechanism of the present invention.

Fig. 4 is a schematic diagram of the handle unlocking mechanism of the present invention.

Fig. 5 is a schematic diagram of the electronic unlocking mechanism and the key distributing mechanism of the present invention.

In the figure, 1. lock box; 2. large square tongue lock mechanism; 21. large square tongue push rod; 22. large plate shift fork; 23. large square tongue; 34. two-way dial spring; 3. oblique tongue mechanism; 31. oblique tongue ; 32. Latches pulling plate; 33. Latches; 34. Latches; 4. Handle unlocking mechanism; 41. Latches; 42. Front four-corner sleeves; ; 45, spring latch; 46, shift fork stabilizing connecting rod; 5, electronic unlocking mechanism; 51, electronic control unit; 52, driving device; 521, driving motor; 522, rotating connecting rod; 53, latch push plate; The first contact switch; 55, the second contact switch; 6, the indoor anti-lock mechanism; 61, the indoor anti-lock tongue push rod; 62, the indoor anti-lock tongue two-way shift fork; 7, the key distribution mechanism; , Mechanical lock shift block; 73, Mechanical empty shift block; 74, Empty contact switch; 81, Upper pull rod; 82, Lower pull rod.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is described in further detail.

Fig. 1 to Fig. 5 schematically show a locking structure of an electronic anti-theft door lock according to an embodiment of the present invention.

This kind of electronic anti-theft door lock structure includes a lock box 1, a large square bolt lock mechanism 2, an oblique bolt lock mechanism 3, a handle unlock mechanism 4, an electronic unlock mechanism 5, an indoor anti-lock mechanism 6, a key distribution mechanism 7 and a pull rod lock mechanism . Dafang bolt lock mechanism 2, oblique bolt lock mechanism 3, handle unlock mechanism 4, electronic unlock mechanism 5, indoor anti-lock mechanism 6 and key distribution mechanism 7 are all located in the lock box 1. The large square bolt lock mechanism 2 is arranged in the middle of the lock box 1, the oblique bolt lock mechanism 3 is arranged on the upper part of the lock box 1, the handle unlock mechanism 4 is arranged between the large square bolt lock mechanism 2 and the oblique bolt lock mechanism 3, and the electronic unlock mechanism 5 It is located on the upper right side of the lock box 1 and connects with the large square bolt lock mechanism 2, the oblique bolt lock mechanism 3 and the handle unlocking mechanism 4, the indoor anti-lock mechanism 6 is located at the lower end of the lock box 1, and the key distributing mechanism 7 is located on the lower right side of the lock box 1 , reasonable layout and compact structure.

The handle unlocking mechanism 4 includes a latch tongue shift fork 41 , a front four-corner rotary sleeve 42 , a portable shift fork 43 and a clutch 44 . The clutch 44 links the latch bolt shift fork 41 to control the opening and closing of the latch bolt lock mechanism 3; one side of the clutch 44 abuts the latch bolt shift fork 41, and when the clutch 44 rotates, the clutch 44 promotes the latch bolt shift fork 41 to rotate a certain angle. Clutch 44 interlocks portable shift fork 43 to control the opening and closing of generous tongue lock mechanism 2; portable shift fork 43 has an arc groove, clutch 44 penetrates arc groove and portable shift fork 43 linkages by pulling nails, when clutch 44 rotates, The clutch 44 promotes the portable shift fork 43 to rotate a certain angle. Clutch 44 is fixedly connected with rear four corners of the sleeve, and the rear four corners of the sleeve can be connected with the inner handle, and the inner handle can directly rotate to open the door and lock the door. Front four-corner rotary sleeve 42 embeds clutch 44, and there is an arc-shaped notch in clutch 44, and front four-corner rotary sleeve 42 can rotate in clutch 44. The front four-corner swivel 42 is provided with a bump to connect the outer handle; the clutch 44 upper end is provided with a spring latch 45, and the front four-corner swivel 42 is provided with a pin groove corresponding to the spring latch 45, and the front four-corner swivel 45 can connect the front four-corner swivel 42 and Clutch 44 locking makes front four corners turn sleeve 42 can linkage clutch 44; When entering the front four corners of the sleeve 42 and the clutch 44, the front four corners of the sleeve 42 can rotate in the clutch 44 so that the front four corners of the sleeve 42 can not drive the clutch 44 to rotate. The handle unlocking mechanism 4 also includes a shift fork stabilizing connecting rod 46; one end of the shifting fork stabilizing connecting rod 46 is hinged on the lock box 1, and the other end of the shifting fork stabilizing connecting rod 46 is hinged with the latch bolt shift fork 41 to ensure that the latch bolt shift fork 41 The rotation is stable.

The electronic unlocking mechanism 5 includes an electronic control unit 51 , a driving device 52 and a latch push plate 53 . Driving device 52 comprises driving motor 521 and rotating connecting rod 522, and the output shaft of driving motor 521 is connected rotating connecting rod 522; At the front end, the latch push plate 53 is sleeved on the spring. The latch push plate 53 drives and controls the spring latch 45 to expand and contract through the driving device 52, so as to control whether the spring latch 45 locks the front four-corner rotary sleeve 42; ; When the driving device 52 drives the latch push plate 53 to move downward, the latch push plate 53 presses the spring latch 45 and bolts into the front four-corner rotary sleeve 42 and the clutch 44 . The driving device 52 is provided with a first contact switch 54 and a second contact switch 55, the driving device 52 is electrically connected to the electronic control unit 51, the first contact switch 54 and the second contact switch 55, and the electronic control unit 51 can The drive device 52 is started to work.

The bolt mechanism 3 includes a bolt bolt 31 , a bolt bolt pull plate 32 and a bolt bolt seat 33 . The latch tongue seat 33 is fixed on the lock box 1 by screws; the latch tongue seat 33 is provided with a latch tongue push spring 34, and the latch tongue push spring 34 is parallel to the lock box 1, and one end of the latch tongue push spring 34 is fixed on the latch tongue seat 33, The other end of the oblique tongue push spring 34 is fixedly connected with the oblique tongue 31, and the oblique tongue push spring 34 elastically supports the oblique tongue 31, the oblique tongue 31 is scalable, and the oblique tongue 31 can pass through the lock box 1 to bolt the door. The front end of the bolt pulling plate 32 is sleeved with the bolt bolt 31 and is linked with the bolt shift fork 41 of the handle unlocking mechanism 4 to control the bolt bolt 31 to telescopically open and close the door. The tail end of the bolt pulling plate 32 can be in contact with the first contact switch 54 to control the first contact switch 54 to open or connect; The tail end will touch the first contact switch 54 to make the driving device 52 perform a return movement.

The large square tongue mechanism 2 includes a large square tongue push rod 21 and a large plate shift fork 22 . The teeth of the portable shift fork 43 of the handle unlocking mechanism 4 are connected to the large plate shift fork 22, the portable shift fork 43 gears are linked with the large plate shift fork 22, and the large plate shift fork 22 is linked with the large square tongue push rod 21. The front end of the large square tongue push rod 21 is provided with 3 parallel large square tongues 23, and the large square tongue 23 can pass through the lock box 1 to lock the door. The tail end of the large square tongue push rod 21 can be contacted with the second contact switch 55 to control the second contact switch 55 to open or connect; when the large square tongue push rod 21 shrinks, the tail end of the large square tongue push rod 21 will press Live the second contact switch 55, and when the large square tongue push rod 21 is pushed forward again, the tail end of the large square tongue push rod 21 unclamps the second contact switch 55, so that the driving device 52 is carried out the return movement. The generous tongue lock mechanism 2 also includes a two-way dial spring 34 ; the two-way dial spring 34 is connected to the big board shift fork 22 to elastically support the big board shift fork 22 .

The pull rod lock mechanism includes an upper pull rod 81 and a lower rod 82; the generous tongue 23 of the generous tongue lock mechanism 2 is linked with the upper pull rod 81 and the lower rod 82; the upper pull rod 81 can be connected to the upper door lock, and the lower rod 82 can be connected to the lower door lock.

The indoor anti-lock mechanism 6 includes an indoor anti-bolt push rod 61 and an indoor anti-bolt two-way shift fork 62; the indoor anti-bolt two-way shift fork 62 is elastically supported by a spring. The shift fork 62 makes the indoor anti-lock tongue two-way shift fork 62 swing left and right. The indoor anti-bolt two-way shift fork 62 is linked with the indoor anti-bolt push rod 61, and the indoor anti-bolt two-way shift fork 62 can swing left and right to link the anti-bolt push rod to telescopic; Pass through the lock box 1 to lock the door.

The key distributing mechanism 7 includes a mechanical lock 71, a mechanical lock dial 72, a mechanical emptying dial 73 and a clearing contact switch 74; the mechanical lock 71 is linked with the mechanical lock dial 72, and the mechanical lock dial 72 is linked with the mechanical emptying The dial 73, the mechanical emptying dial 73 contacts and controls the emptying contact switch 74, the emptying contact switch 74 is electrically connected to the electronic control unit 51 for key distribution, and the emptying contact switch 74 can start the key distribution module of the electronic control unit 51.

When using the utility model:

When the door lock structure of this kind of electronic anti-theft door lock is in the locked state and the user unlocks the door outside the door: use the electronic key signal to connect the electronic control unit 51; Plate 53 moves downward; Pin push plate 53 presses down spring latch 45 and is bolted into front four corners swivel sleeve 42 and clutch 44, and spring latch 45 locks front four corners swivel sleeve 42 and clutch 44; Outer handle rotates front four corners swivel sleeve 42, The front four-corner rotary sleeve 42 is linked with the clutch 44, so that the clutch 44 is linked with the latch tongue pull plate 32 and the large square tongue push rod 21, and the latch tongue 31 and the large square tongue 23 are contracted to unlock; at this time, the tail end of the latch tongue pull plate 32 will touch To the first contact switch 54, the driving device 52 is moved back, the front four-corner rotary sleeve 42 and the clutch 44 are not locked, and the front four-corner rotary sleeve 42 can rotate in the clutch 44, and the door cannot be locked or unlocked. The tail end of the tongue push rod 21 can press the second contact switch 55 .

This kind of electronic anti-theft door lock structure is in the unlocked state and when the user locks the door outside the door, the electronic key signal is used to connect the electronic control unit 51; the electronic control unit 51 sends instructions to the drive device 52 to drive the click drive The latch push plate 53 moves downward; the latch push plate 53 presses the spring latch 45 and bolts into the front four-corner rotary sleeve 42 and the clutch 44, and the spring latch 45 locks the front four-corner rotary sleeve 42 and the clutch 44; the outer handle rotates the front four-corner rotary sleeve 42. The front four-corner sleeve 42 is linked with the clutch 44, so that the clutch 44 is linked with the oblique tongue pull plate 32 and the large square tongue push rod 21, and the oblique tongue 31 and the large square tongue 23 are contracted to lock the door; the rear end of the large square tongue push rod 21 is released The second contact switch 55 makes the drive unit 52 carry out the return movement, and the front four corners of the rotating sleeve 42 and the clutch 44 are not locked, and the front four corners of the rotating sleeve 42 can rotate in the clutch 44, so it is impossible to lock the door or unlock the door.

The above embodiments are only intended to illustrate rather than limit the utility model, so all equivalent changes or modifications made according to the method described in the scope of the patent application of the utility model are included in the scope of the patent application of the utility model.

Claims (6)

1. An electronic anti-theft door lock structure, including a lock box, a large square bolt lock mechanism, an inclined bolt lock mechanism, a handle unlocking mechanism and an electronic unlocking mechanism, a generous square bolt lock mechanism, an oblique bolt lock mechanism, a handle unlocking mechanism and an electronic unlocking mechanism Mechanisms are located in the lock box; The handle unlocking mechanism includes a bolt fork, a front four-corner sleeve, a portable fork and a clutch; the clutch is linked with the bolt fork to control the opening and closing of the bolt lock mechanism; the clutch is linked with a portable fork to control the opening and closing of the generous bolt lock mechanism, and the clutch The front four-corner swivel is covered, and the clutch is equipped with a spring pin, which can lock the front four-corner swivel and the clutch so that the front four-corner swivel can be linked to the clutch; The electronic unlocking mechanism includes an electronic control unit, a driving device and a latch push plate; the driving device includes a drive motor and a rotating connecting rod, the output shaft of the driving motor is connected to the rotating connecting rod, and the rotating connecting rod is provided with a spring to elastically connect the latch pushing plate; the latch pushing The board drives and controls the expansion and contraction of the spring bolt through the driving device to control whether the spring bolt is locked to the front four-corner sleeve; the driving device is provided with a first contact switch and a second contact switch, and the driving device is electrically connected to the electronic control unit. The point switch, the second contact switch, and the electronic control unit can all start the driving device to work; The latch bolt lock mechanism includes a latch bolt, a latch bolt pull plate and a latch bolt seat; the latch bolt seat is fixed on the lock box, and the latch bolt seat is provided with a latch bolt push spring, which elastically supports the latch bolt, and the latch bolt can be worn Out of the lock box to bolt the door; the bolt pull plate is connected to the bolt and is linked with the bolt fork of the handle unlocking mechanism to control the telescopic opening and closing of the bolt bolt; one end of the bolt pull plate can be in contact with the first contact switch to Control the first contact switch to open or connect; The generous tongue lock mechanism includes a generous tongue push rod and a large plate shift fork; the portable fork gear of the handle unlocking mechanism is linked with the large plate shift fork, and the large plate shift fork is linked with the generous tongue push rod; the front end of the generous tongue push rod is provided with a generous tongue, which is generous The tongue can pass through the lock box to lock the door; one end of the push rod of the large square tongue can be in contact with the second contact switch to control the second contact switch to open or connect. 2. A kind of electronic anti-theft door lock structure according to claim 1, characterized in that: the electronic anti-theft door lock structure also includes a pull rod lock mechanism; the pull rod lock mechanism includes an upper pull rod and a lower pull rod; a large square tongue The large square tongue shift fork of the lock mechanism links the upper and lower rods. 3. An electronic anti-theft door lock structure according to claim 1, characterized in that: the electronic anti-theft door lock structure also includes an indoor anti-lock mechanism; the indoor anti-lock mechanism includes an indoor anti-theft bolt push rod and an indoor anti-lock Tongue two-way shift fork; indoor anti-lock tongue two-way shift fork is supported by spring elastic, indoor anti-lock tongue two-way shift fork linkage indoor anti-lock tongue push rod; indoor anti-lock tongue push rod front end is equipped with indoor anti-lock tongue, indoor anti-lock tongue can pass through the lock box to Lock the door. 4. An electronic anti-theft door lock structure according to claim 1, characterized in that: the electronic anti-theft door lock structure also includes a key distribution mechanism; the key distribution mechanism includes a mechanical lock head, a mechanical lock head dial Block, mechanical clearing switch and clearing contact switch; mechanical lock head linkage mechanical lock switch block, mechanical lock switch block linkage mechanical clearing switch block, mechanical clearing switch contact control clearing contact switch, clearing contact switch electrical Connect the electronic control unit for keying. 5. An electronic anti-theft door lock structure according to claim 1, characterized in that: the handle unlocking mechanism also includes a fork stabilizing link; one end of the fork stabilizing link is hinged on the lock box, and the fork is stably connected The other end of the rod is hinged with the bolt fork to ensure stable rotation of the bolt fork. 6. An electronic anti-theft door lock structure according to claim 1, characterized in that: the large square tongue lock mechanism also includes a bidirectional toggle spring; .

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