CN113982378A

CN113982378A - Triggering type electronic lock cylinder and key

Info

Publication number: CN113982378A
Application number: CN202010732713.2A
Authority: CN
Inventors: 冯伟坚
Original assignee: Zhongshan Tianzhuo Hardware Technology Co ltd
Current assignee: Zhongshan Tianzhuo Hardware Technology Co ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2022-01-28

Abstract

The invention discloses a triggered electronic lock core and a key, which comprise a lock shell, a lock liner, a key hole, a locking device and an electric control component, wherein the locking device comprises a locking triggering component and a locking executing component; the key comprises a holding part and a tooth flower part, wherein the tooth flower part is provided with a tooth flower matched with the first lower bead, an opening groove is formed in the tooth flower part along the direction of inserting the key, and the tooth flower is positioned at the bottom of the opening groove; when a non-adaptive key, namely an illegal key or a foreign body, is inserted into the lock liner, the first upper bead can be jacked to the position where the first contact switch can be triggered, so that the electric control component sends an instruction to the locking component, the locking component presses the corresponding upper bead down or directly extends out of the telescopic rod of the locking component, the upper bead or the telescopic rod is inserted into the lock liner or the linkage piece linked with the lock liner, the whole lock enters a locking state and cannot be opened before the locking state is eliminated, illegal unlocking by a lawbreaker is effectively prevented, the safety of the lock is greatly improved, and the aim of preventing the illegal key from unlocking is fulfilled.

Description

Triggering type electronic lock cylinder and key

Technical Field

The invention relates to a lockset, in particular to an electronic lock core and a key.

Background

The existing mechanical lock cylinders on the market comprise intelligent lock cylinders, and the anti-theft performance is improved mostly by adopting a static anti-theft structure, for example, the anti-theft performance is realized by improving a marble structure, for example, structures such as a bead-in-bead structure, a mother-son bead structure, a hollow bead structure, a transverse grid structure and a side bead structure appear, or the key rate is improved; the structure of the marble is more and more complex because the marble structure is continuously improved; although the security is improved, the processing precision requirement and the processing cost are also improved.

In addition, some lock cylinders are used for preventing burglary by reading a digital code on a key, but due to the fact that the key is exposed, after the lock cylinders are used for a long time, the surface of the key can be scraped by other objects, so that the code is abraded, the lock cylinders cannot be identified and read, and unlocking cannot be achieved; or others decode the lock to unlock the lock, so the anti-theft structure of the lock core in the prior art is still to be further improved.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides a dynamic and purely mechanical anti-theft triggering type electronic lock cylinder and a key matched with the dynamic and purely mechanical anti-theft triggering type electronic lock cylinder, wherein when a lawless person uses a tool or an illegal key to pick up a lock, violently unlock or technically unlock, the marble of the lock cylinder can be automatically locked.

The technical scheme adopted by the invention for solving the technical problems is as follows:

the invention discloses a trigger type electronic lock cylinder, which comprises a lock shell, a lock liner in the lock shell, a shifting sleeve and an electric control component, wherein the lock liner is provided with a key hole; the locking trigger assembly comprises a first upper bead hole and a first lower bead hole which are arranged along the radial direction of the lock cylinder, the first upper bead hole is positioned in the lock shell, and a first contact switch, a first spring and a first upper bead are sequentially arranged in the first upper bead hole from top to bottom; the first lower bead hole is positioned in the lock liner and is internally provided with a first lower bead; the first contact switch is electrically connected with the electric control component and can be triggered when the first upper ball moves upwards.

Furthermore, the locking execution assembly comprises a mounting hole formed in the lock shell, a locking component in the mounting hole and a locking hole corresponding to the mounting hole, the locking hole is formed in the lock liner, the locking component is electrically connected with the electric control component, and the locking component comprises a first driving piece, a second spring and a second upper bead which are sequentially arranged in the mounting hole from top to bottom; the locking member further includes a second lower bead installed in the locking hole.

Furthermore, the locking execution assembly comprises a mounting hole formed in the lock shell, a locking component in the mounting hole and a locking hole corresponding to the mounting hole, the locking hole is formed in the lock cylinder, and the locking component is electrically connected with the electric control component; the locking component comprises a second driving piece arranged in the mounting hole and a telescopic rod which can extend into the locking hole or retract into the mounting hole under the action of the second driving piece.

Furthermore, a linkage piece linked with the lock cylinder through the shifting sleeve is arranged behind the shifting sleeve, the locking execution assembly comprises a mounting hole formed in the lock shell, a locking component in the mounting hole and a locking hole corresponding to the mounting hole, the locking hole is formed in the linkage piece, the locking component is electrically connected with the electric control component, and the locking component comprises a second driving piece arranged in the mounting hole and a telescopic rod capable of extending into the locking hole or retracting into the mounting hole under the action of the second driving piece.

Furthermore, an unlocking reminding assembly is further arranged between the lock shell and the lock cylinder and comprises a third upper bead hole and a third lower bead hole which are arranged along the radial direction of the lock cylinder; the third upper ball hole is positioned in the lock shell, and a second contact switch, a third spring and a third upper ball are sequentially arranged in the third upper ball hole from top to bottom; the third lower bead hole is formed in the lock liner and is internally provided with a third lower bead; the second contact switch is electrically connected with the electric control component and can be triggered when the third upper ball moves upwards.

Further, the electric control component is mounted at the top end of the lock shell.

The utility model provides an adaptation in key of formula of triggering electronic lock core, includes portion of gripping and tartar portion, tartar portion have with first pearl matched with tartar down tartar portion is equipped with open groove along inserting the key direction, tartar is located open groove's bottom.

The invention has the beneficial effects that: according to the locking triggering assembly, the first upper bead in the locking triggering assembly can trigger the first contact switch after being jacked up, so that the electric control component sends an instruction to the locking component, the locking component presses the corresponding upper bead down or directly extends out of the telescopic rod of the locking component, the upper bead or the telescopic rod is inserted into the lock liner or the linkage piece linked with the lock liner, and the lock cannot be opened before the locking state is eliminated, so that illegal unlocking by lawbreakers is effectively prevented, and the safety of a lock is greatly improved; the lock core can be matched with a key with an opening groove, teeth are formed in the bottom of the opening groove by teeth, after the matched key is inserted into the lock liner, due to the existence of the opening groove, the bottom surface of the opening groove cannot push the first upper bead to the position where the first contact switch can be triggered, and therefore smooth unlocking can be achieved.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a cross-sectional view of one embodiment of the present invention in a locked state;

FIG. 2 is a cross-sectional view of another embodiment of the present invention in an unlocked state;

FIG. 3 is a cross-sectional view of the locked state of the structure shown in FIG. 2;

FIG. 4 is a cross-sectional view of an unlocked state of yet another embodiment of the present invention;

FIG. 5 is a cross-sectional view of the locked state of the structure shown in FIG. 4;

FIG. 6 is a cross-sectional view of the adapter key;

fig. 7 is a perspective view of the adapter key.

Detailed Description

The directional or positional relationships "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc., are indicative of those directions or positional relationships based on the drawings and are intended to facilitate the description of the invention and to simplify the description, but are not intended to indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Referring to fig. 1, a first embodiment of the present invention is shown, which includes a lock case 1, a lock core 2 and an electric control component 5 inside the lock case 1, wherein the electric control component 5 may be disposed on the lock case 1 or on a lock body (not shown), the lock core 2 is provided with a key hole 21, a locking device electrically connected with the electric control component 5 is disposed between the lock case 1 and the lock core 2, and the locking device includes a locking trigger assembly 3 and a locking execution assembly 4; the locking trigger assembly 3 comprises a first upper bead hole 31 and a first lower bead hole 35 which are arranged along the radial direction of the lock core 2, wherein the first upper bead hole 31 is positioned in the lock shell 1, and a first contact switch 32, a first spring 33 and a first upper bead 34 are sequentially arranged in the first upper bead hole 31 from top to bottom; the first lower bead hole 35 is positioned in the lock core 2 and is internally provided with a first lower bead 36; the first contact switch 32 is electrically connected to the electronic control unit 5, and a button of the first contact switch 32 faces downward and faces the first upper ball 34, and when the first upper ball 34 moves upward, the first contact switch 32 is triggered. The locking execution assembly comprises a mounting hole 41 formed in the lock shell 1, a locking component in the mounting hole 41 and a locking hole 42 corresponding to the mounting hole 41, the locking hole 42 is formed in the lock core 2, the locking component is electrically connected with the electric control component 5, and the locking component comprises a first driving piece 43, a second spring 44 and a second upper bead 45 which are sequentially arranged in the mounting hole 41 from top to bottom; the locking member further includes a second lower bead 46 seated in the locking hole 42. After a tool or an illegal key is inserted, the first upper bead 34 is jacked up to trigger the first contact switch 32, after the first contact switch 32 is triggered, an electric signal is sent to the electric control component 5, then the electric control component 5 sends an electric signal to the first driving piece 43, the first driving piece 43 is pressed down after receiving a corresponding signal, the second upper bead 45 is pushed to move downwards, and the second upper bead 45 is inserted into the locking hole 42 of the lock cylinder, so that the lockset is locked.

Fig. 2-3 show a second embodiment, the locking triggering assembly is the same as the first embodiment, the locking executing assembly 4 includes a mounting hole 41 opened on the lock case 1, a locking component in the mounting hole 41, and a locking hole 42 corresponding to the mounting hole 41, the locking hole 42 is opened on the lock core 2, the locking component is electrically connected with the electric control component 5, and the locking component includes a second driving component 47 installed in the mounting hole 41 and a telescopic rod 48 which is acted by the second driving component 47 to extend into the locking hole 42 on the lock core or retract into the mounting hole 41. The axis of the telescopic rod 48 is vertical to the axis of the lock core 2; when the first contact switch 32 is triggered, an electrical signal is sent to the electronic control unit 5, and then the electronic control unit 5 makes the second driving member 47 extend out of the telescopic rod 48, and inserts the telescopic rod 48 into the locking hole 42 to complete the locking.

Fig. 4-5 show a third embodiment of the present invention, a linkage 9 linked with the lock cylinder through the dial sleeve 8 is arranged behind the dial sleeve 8, the locking triggering assembly is the same as the two embodiments, the locking executing assembly 4 includes a mounting hole 41 opened on the lock shell, a locking component in the mounting hole 41, and a locking hole 42 corresponding to the mounting hole 41, the locking hole 42 is opened on the linkage 9, the linkage 9 can be a tail plug or a tail ruler driving element, etc., and at this time, the mounting hole 41 is located on the lock shell behind the dial sleeve 8. The locking member is electrically connected to the electronic control member 5. The locking member is identical in structure and operation to the second embodiment except for its position.

Referring to fig. 2-4, an unlocking reminding assembly 7 is further arranged between the lock shell 1 and the lock cylinder 2, and the unlocking reminding assembly 7 comprises a third upper bead hole 71 and a third lower bead hole 75 which are arranged along the radial direction of the lock cylinder 2; the third upper ball hole 71 is positioned in the lock shell 1, and a second contact switch 72, a third spring 73 and a third upper ball 74 are sequentially arranged in the hole from top to bottom; the third lower bead hole 75 is formed in the lock cylinder 2, and a third lower bead 76 is arranged in the hole; the second contact switch 72 is electrically connected to the electronic control unit 5, and a button of the second contact switch 72 faces downward and faces the third upper bead 74, and when the third upper bead 74 moves upward, the second contact switch 72 is triggered. The lock cylinder is in communication contact with the smart phone through the Internet, a user only needs to install a corresponding APP on the smart phone, and the interaction between the lock cylinder and the mobile phone APP is realized by adopting the prior art; when a legal key is inserted into the keyhole 21 to unlock, the third lower ball 76 is touched and lifted up, so that the third upper ball 74 is pushed up, and the second contact switch 72 is triggered; at the moment, the lock cylinder can send a signal to the mobile phone, so that a user knows that a legal key is used for unlocking; the function is designed to be started through the smart phone APP after a user loses a legal key, so that whether the user uses the picked legal key to unlock can be known in time; simultaneously, this APP still supports the image reading, and the user can set up the camera on its outer wall or other places of door, and the camera work after triggering second contact switch 72 and being triggered shoots the people's that unblanks image and convey to user's smart mobile phone, in case of stealing, also can provide powerful clue and evidence for police's solution.

The relative positions of the locking triggering component 3, the locking executing component 4 and the unlocking reminding component 7 can be changed. The locking triggering component 3 and the unlocking reminding component 7 can have the same structure, but the realized detection functions are different, the locking triggering component 3 is used for detecting illegal keys, and the unlocking reminding component 7 is used for detecting legal keys, so that illegal persons can be prevented from stealing the legal keys to unlock the lock.

When a lawbreaker picks up a lock, violently unlocks the lock or unlocks the lock by using a tool or an illegal key or technology, the lawbreaker can touch the first lower ball 36 in the lock picking process because the existence of the first contact switch 32 is unknown, the first lower ball 36 moves upwards, so that the first upper ball 34 touches the button of the first contact switch 32 to trigger the first contact switch 32, the first contact switch 32 sends an electric signal to the electric control component 5, the electric control component 5 sends the electric signal to the locking component, and the locking component performs corresponding locking action, so that the lock is locked; there are various ways to unlock, such as: the electric control part 5 is controlled by using a mobile phone application program, and the locking is released; a timing device is arranged on the electric control part 5, and the locking is released after a preset period of time; a chip and a reset switch can be arranged on the holding part 61 of the legal key, when the legal key is inserted into the key hole 21, the chip is electrically connected with the electric control component 5, and then the reset switch is pressed, so that the locking is released; during the locking, no matter what kind of mode is used the tool to lock can't be opened, has realized preventing the technological effect of unblanking, has greatly promoted the security of tool to lock.

The first spring 33 plays a role of buffering between the first upper ball 34 and the first contact switch 32, the second spring 44 plays a role of buffering and returning between the first driving member 43 and the second upper ball 45, and the third spring 73 plays a role of buffering and returning between the second contact switch 72 and the third upper ball 74; the electric control part 5 is preferably mounted on the top end of the lock housing 1.

The first driving member 43 and the second driving member 47 may be solenoid valves or micro motors. The electromagnetic valve has the advantages of express action, small power, light appearance and the like, the response time can be as short as several milliseconds, and even a pilot electromagnetic valve can be controlled within dozens of milliseconds; the power consumption of the solenoid valve coil is very low, and the solenoid valve belongs to an energy-saving product and is suitable for products needing long-time standby, such as an electronic lock; the electromagnetic valve has small overall dimension, saves space and is convenient to be designed in the lockset; the first and second drivers 43, 47 may also be micro-motors.

The first contact switch 32 and the first upper bead 34 may be replaced with electric conductors, and electric wires are connected to the first contact switch 32 and the first upper bead 34, respectively; when the first contact switch 32 contacts with the first upper bead 34, a closed loop is formed, and the electronic control component 5 receives a signal forming the closed loop and then sends an electric signal to the locking component to execute a locking program to lock the lock cylinder; similarly, the second contact switch 72 and the third upper bead 74 may be similarly designed to detect the insertion of a legitimate key; however, when such a design is adopted, the lower end surfaces of the first upper bead 34 and the third upper bead 74 must be provided with an insulating layer to prevent a user from being injured by electric leakage when the lock is unlocked.

The first upper bead 34, the second upper bead 45 or the third upper bead 74 is of a primary-secondary bead structure; the first lower bead 36, the second lower bead 46 or the third lower bead 76 is of a primary-secondary bead structure; the first upper bead 34, the second upper bead 45, the third upper bead 74, the first lower bead 36, the second lower bead 46, or the third lower bead 76 may also be prior art solid pins; the upper bead and the lower bead shown in the figures of the application are both in a primary-secondary bead structure, so that the secret key rate is further improved.

Since the displacement of the first lower ball 36 will trigger the first contact switch 32, a key adapted to ensure that normal unlocking will not trigger the first contact switch 32 and that illegal key unlocking can be prevented. The invention designs an adaptive key; referring to fig. 6 and 7, the key 6 includes a holding portion 61 and a bit portion 62, the bit portion 62 has a bit 621 engaged with the first lower bead 36, an open groove 622 is formed in the bit portion 62 along a key insertion direction, the bit 621 is located at the bottom of the open groove 622, that is, the bit 621 starts to open teeth from a bottom surface 6222 of the open groove 622; in operation, when the key 6 is inserted into the keyhole 21, the bottom surface 6222 of the open recess 622 is at a certain depth from the key surface 623, so that the bottom surface 6222 of the open recess 622 can ensure that the first upper bead 34 cannot trigger the first contact switch 32 before contacting and pressing the first lower bead 36 until the first lower bead 36 falls into the corresponding tooth 621, and the lock can be unlocked smoothly; however, when an unauthorized key 100 or a foreign object, which is a non-matching key, is inserted into the cylinder liner 2, the surface of the unauthorized key is attached to the side surface 22 of the keyhole close to the lower bead, and when the first lower bead 36 is contacted and lifted, the first upper bead 34 is lifted to a higher position, so that the first upper bead 34 touches the first contact switch 32, the first contact switch 32 is triggered, the locking component is actuated, the cylinder liner is locked, and the purpose of preventing the unauthorized key from being unlocked is achieved. The key of the present invention may have other configurations than the split groove portion, depending on the configuration of the lock with which it is engaged, as in the prior art, such as the tooth portion 62 of the present invention of fig. 7 having two track grooves 624,625 with the split groove 622 intermediate the two track grooves, the bottom of the two track grooves being deeper than the bottom of the split groove 622 to distinguish the track grooves from the split groove.

The above embodiments do not limit the scope of the present invention, and those skilled in the art can make equivalent modifications and variations without departing from the overall concept of the present invention.

Claims

1. A trigger type electronic lock cylinder comprises a lock shell (1), a lock liner (2) in the lock shell, a shifting sleeve (8) and an electric control component (5), wherein the lock liner (2) is provided with a key hole (21), and the trigger type electronic lock cylinder is characterized by further comprising a locking device electrically connected with the electric control component (5), and the locking device comprises a locking trigger component (3) and a locking execution component (4); the locking trigger assembly (3) comprises a first upper bead hole (31) and a first lower bead hole (35) which are arranged along the radial direction of the lock cylinder (2), the first upper bead hole (31) is positioned in the lock shell (1), and a first contact switch (32), a first spring (33) and a first upper bead (34) are sequentially arranged in the first upper bead hole from top to bottom; the first lower bead hole (35) is positioned in the lock core (2) and is internally provided with a first lower bead (36); the first contact switch (32) is electrically connected with the electric control component (5), and the first contact switch (32) can be triggered when the first upper ball (34) moves upwards.

2. The triggered electronic lock cylinder according to claim 1, characterized in that said locking actuation assembly (4) comprises a mounting hole (41) opened in said lock case (1), a locking member inside said mounting hole (41), a locking hole (42) corresponding to said mounting hole (41), said locking hole (42) opened in said lock cylinder (2), said locking member being electrically connected to said electronic control member (5), said locking member comprising a first driving member (43), a second spring (44) and a second upper bead (45) arranged in said mounting hole (41) from top to bottom; the locking member further includes a second lower bead (46) seated in the locking hole (42).

3. The triggered electronic lock cylinder according to claim 1, characterized in that said locking actuation assembly (4) comprises a mounting hole (41) made on said lock case (1), a locking member inside said mounting hole (41), a locking hole (42) corresponding to said mounting hole (41), said locking hole (42) being made on said cylinder (2), said locking member being electrically connected to said electronic control member (5); the locking component comprises a second driving piece (47) installed in the installation hole (41) and a telescopic rod (48) which can extend into the locking hole (42) or retract into the installation hole (41) under the action of the second driving piece (47).

4. The triggered electronic lock cylinder according to claim 1, characterized in that a linkage (9) linked with the lock cylinder through the dial sleeve (8) is arranged behind the dial sleeve (8), the lock actuating assembly (4) comprises a mounting hole (41) opened on the lock shell (1), a locking component in the mounting hole (41), and a locking hole (42) corresponding to the mounting hole (41), the locking hole (42) is opened on the linkage (9), the locking component is electrically connected with the electronic control component (5), and the locking component comprises a second driving member (47) installed in the mounting hole (41) and a telescopic rod (48) which is acted by the second driving member (47) and can extend into the locking hole (42) or retract into the mounting hole (41).

5. The triggered electronic lock cylinder according to any of claims 1 to 4, characterized in that an unlocking reminding assembly (7) is further arranged between said lock case (1) and said cylinder (2), said unlocking reminding assembly (7) comprising a third upper bead hole (71) and a third lower bead hole (75) arranged along the radial direction of said cylinder (2); the third upper ball hole (71) is positioned in the lock shell (1) and is internally provided with a second contact switch (72), a third spring (73) and a third upper ball (74) from top to bottom in sequence; the third lower bead hole (75) is formed in the lock cylinder (2) and is internally provided with a third lower bead (76); the second contact switch (72) is electrically connected with the electric control component (5), and the second contact switch (72) can be triggered when the third upper ball (74) moves upwards.

6. The triggered electronic lock cylinder according to claim 1, characterized in that said electronic control member (5) is mounted on the top end of said lock case (1).

7. A key adapted to the triggered electronic lock cylinder according to any one of claims 1 to 6, comprising a grip portion (61) and a flower portion (62), said flower portion (62) having a flower (621) cooperating with said first lower bead (36), characterized in that a recess (622) is provided in said flower portion (62) in the direction of insertion of the key, said flower (621) being located at the bottom of said recess (622).