CN108798297A - Safe lock - Google Patents

Abstract

The present invention discloses a safe lock, comprising a lock body, the lock body comprising a mounting shell, the lock body further comprising at least two locking rods arranged in the mounting shell, and a driving mechanism for driving the locking rods to move, wherein the driving mechanism comprises a driving motor, and a gear set connected to the driving motor and meshed with the locking rod, a plurality of gear teeth are arranged on the locking rod, and the at least two locking rods are respectively meshed with the gear set through the plurality of gear teeth. The safe lock provided by the present invention realizes the multi-directional locking function of the safe, and the safety is significantly improved, and the locking and unlocking actions are fast, the accuracy is high, the sensitivity is high, the use is convenient, the practicality is strong, and the wear resistance is good, the service life is long, and the performance of the lock is improved as a whole.

Description

A safe lock

technical field

The invention relates to a lock, in particular to a safe lock.

Background technique

Locks are widely used in homes and offices. In recent years, with the rapid development of electronic technology, the traditional lock production has undergone earth-shaking changes. The combination of modern electronic technology and mechanical technology has produced a large number of products such as voice-activated locks and magnetic locks. Advanced electronic locks such as controlled locks, combination locks, remote control locks, and fingerprint locks.

Electronic locks are different from traditional mechanical locks, using non-mechanical keys such as passwords, random codes, QR codes, fingerprint identification, iris identification, magnetic cards, radio frequency cards, TM cards, etc. as user identification IDs to realize the opening and closing of locks , is a more intelligent lock in terms of user identification, security and management. Because of its safety, convenience and technological advancement, it is widely used in various lockers, logistics cabinets, safes, etc.

In order to further improve the safety of safe locksets, locksets combining mechanical locks and electronic locks have also appeared on the market at present. However, due to the limitation of structural design, the opening and closing sensitivity of the lockset is low, it is inconvenient to use, and the safety cannot be significantly improved.

Contents of the invention

In view of the above deficiencies, the object of the present invention is to provide a safe lock, which realizes the multi-directional locking function of the safe, significantly improves the safety, and has fast locking and unlocking actions, high precision, high sensitivity, convenient use and practicality. Strong resistance, good wear resistance, long service life, and improve the performance of the lock as a whole.

The technical scheme that the present invention adopts for achieving the above object is:

A safe lock, including a lock body, the lock body includes a mounting shell, characterized in that the lock body also includes at least two locking rods arranged in the mounting shell, and a driving mechanism that drives the locking rods to move , wherein, the drive mechanism includes a drive motor, and a gear set connected to the drive motor and engaged with the lock bar, a number of gear teeth are provided on the lock bar, and the at least two lock bars are respectively connected to each other by a number of gear teeth. The gear sets mesh.

As a further improvement of the present invention, the drive mechanism further includes a control chip electrically connected to the drive motor.

As a further improvement of the present invention, the number of the locking rods is two, three or four.

As a further improvement of the present invention, the lock bar includes a lock bar arranged in the installation shell, a connection limiter set in the installation shell and fixedly connected to the end of the lock bar, and the inner end is embedded and limited in the Connect a lock tongue in the limit body, wherein a lock tongue spring is arranged between the inner end of the lock tongue and the inner wall of the connection limit body, and several lock cylinders are vertically arranged on the surface of the lock bar, and the several teeth are arranged on the lock The surface of the bar; a perforation for the outer end of the lock tongue to pass through and a key hole corresponding to the lock bar are respectively opened on the installation shell.

As a further improvement of the present invention, the lock cylinder is mainly composed of a connection block and a lock cylinder strip connected to the end surface of the connection block, wherein a lock cylinder recess is provided on the end surface of the lock cylinder strip close to the lock strip. Groove, the lock core groove divides the lock cylinder bar into a front clamp bar and a rear clamp bar connected to the connecting block, and the end of the connecting block is connected to the inner wall of the installation shell through a lock core spring.

As a further improvement of the present invention, the surface of the locking strip is concavely provided with several slots for the front or rear locking strips to snap into.

As a further improvement of the present invention, the card slot is set on the upper and lower ends of the lock rod.

As a further improvement of the present invention, the connection limiting body has an accommodating cavity inside and a limiting opening at the end of the connecting limiting body; block, and a deadbolt body connected to the end of the limiting block and passing through the limiting opening and the installation shell, and the deadbolt spring is located between the limiting block and the inner wall connected to the limiting block.

As a further improvement of the present invention, it also includes a wireless charging battery electrically connected to the control chip, and a wireless charging module electrically connected to the wireless charging battery.

The beneficial effect of the present invention is: by setting at least two locking rods on the safe and combining them with the driving mechanism, the clockwise and counterclockwise rotation of the gear set of the driving mechanism can realize the movement of the locking rods to achieve the locking and unlocking. purpose, and realize the multi-directional locking function of the safe, the structure is simple, the safety is significantly improved, the action is fast, the sensitivity is high, and the operation is convenient. Through the combination of at least two lock rods, lock cylinders and driving mechanisms with special structural design, the purpose of locking and unlocking is achieved. It not only integrates the principles of mechanical and electronic unlocking, but also realizes the multi-directional locking function of the safe. The safety has been significantly improved, the whole lock has reasonable structural design, quick action, high precision, high sensitivity, convenient use, strong practicability, good wear resistance, long service life, and overall improved lock performance.

The foregoing is an overview of the technical solution of the invention, and the present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

Description of drawings

Fig. 1 is the sectional view of embodiment one;

Fig. 2 is the sectional view of embodiment two;

Fig. 3 is the cross-sectional view of the combination of the gear set and one of the locking levers in the second embodiment;

Fig. 4 is the sectional view of lock cylinder in embodiment two;

Fig. 5 is the sectional view of lock bar in embodiment two;

Fig. 6 is a structural schematic diagram of the lock body in the locked state in the second embodiment;

Fig. 7 is a structural schematic diagram of the lock body in the unlocked state in the second embodiment.

Detailed ways

In order to further illustrate the technical means and functions adopted by the present invention to achieve the intended purpose, the specific implementation modes of the present invention will be described in detail below in conjunction with the accompanying drawings and preferred embodiments.

Embodiment one:

Please refer to Fig. 1, the present embodiment provides a kind of safe lockset, comprises a lock body 1, and this lock body 1 comprises an installation shell 11, at least two lock bars 12 that are arranged in the installation shell 11, and drive lock bar 12 A movable drive mechanism 13, wherein, the drive mechanism 13 includes a drive motor, and a gear set 132 connected to the drive motor and engaged with the lock bar 12, on which the lock bar 12 is provided with several gear teeth 121, the At least two locking levers 12 are respectively engaged with the gear set 132 through a plurality of gear teeth 121 . In this embodiment, the number of locking bars 12 is two, three or four, as shown in FIG. 1 , there are four locking bars 12 .

In this embodiment, the driving mechanism 13 further includes a control chip electrically connected to the driving motor. When the lock needs to be unlocked, the drive motor can be directly started to drive the gear set 132 to rotate clockwise; wireless control can also be used, such as Bluetooth, two-dimensional code, etc. to send instructions to the control chip, and the control chip starts the drive motor to Drive the gear set 132 to rotate clockwise.

The lockset provided by this embodiment is particularly suitable for safes. In the specific design, the entire lockset is installed on the door 20 of the safe 10, and correspondingly opened in the safe 10 for the end of the lock bar 12 to snap into. keyhole 101.

When the lock needs to be unlocked, the driving motor can be started directly to drive the gear set 132 to rotate clockwise. Since the lock bar 12 is provided with gear teeth 121 meshing with the gear set 132, the clockwise rotation of the gear set 132 drives the lock lever 12 to rotate clockwise. The lock bar 12 moves into the installation shell 11, so that the end of each lock bar 12 is separated from the lock hole 101 to realize the unlocking function; it is also possible to use a wireless control method, such as Bluetooth, two-dimensional code, etc. to send instructions to the control chip, The drive motor is activated by the control chip to drive the gear set 132 to rotate clockwise.

When it needs to be locked, in the same way, the drive motor can be controlled to drive the gear set 132 to rotate in reverse, and the lock bar 12 to move in the opposite direction, so that the ends of the lock bar 12 are all snapped into the lock hole 101 to realize the locking function.

Embodiment two:

Please refer to Fig. 2 to Fig. 5, the main difference between this embodiment and Embodiment 1 is that the lock lever 12 in this embodiment includes a locking bar 122 arranged in the installation shell 11, which is arranged in the installation shell 11 and is fixedly connected. A connection limiting body 123 at the end of the locking bar 122, and a deadbolt 124 embedded in and limited in the connecting limiting body 123 at the inner end, wherein, the inner end of the locking tongue 124 is connected to the inner wall of the connecting limiting body 123 A deadbolt spring 125 is arranged between them, and several lock cores 14 are vertically arranged on the surface of the locking bar 122, and the plurality of gear teeth 121 are arranged on the surface of the locking bar 122; A hole pierced through the upper part, and a key hole 111 corresponding to the lock bar 122 one-to-one.

As shown in Figure 4, the lock cylinder 14 is mainly composed of a connecting block 141 and a lock cylinder strip 142 connected to the end surface of the connection block 141, wherein the end surface of the lock cylinder strip 142 close to the lock strip 122 is concave A lock cylinder groove 143 is provided, and the lock cylinder bar 142 is divided into a front clamping strip 1421 and a rear clamping strip 1422 connected to the connecting block 141 by the lock cylinder groove 143. The end of the connecting block 141 is passed through a lock cylinder spring 144 is connected to the inner wall of the installation shell 11.

As shown in FIG. 3 and FIG. 5 , the surface of the locking bar 122 is recessed with a number of slots 1221 for the front locking bar 1421 or the rear locking bar 1422 to be locked in. The number of locking slots 1221 is the same as that of the lock cylinder 14 . In this embodiment, preferably, the locking bar 122 is in the shape of a cuboid, and the locking groove 1221 is opened on the upper and lower ends of the locking bar 12 . When the rear locking strip 1422 of the lock cylinder strip 142 is engaged in the locking groove 1221 of the locking strip 122, the locking strip 122 cannot move, and the lock body 1 is in a locked state. When the lock cylinder groove 143 of the lock cylinder bar 142 matches and corresponds to the draw-in groove 1221 of the lock bar 122, it is in the vacancy stage, that is, the plane of the lock cylinder groove 143 is on the same straight line as the outermost plane of the lock bar 122, then The binding force received by the lock bar 122 disappears, and the lock bar 122 can move left and right, which is convenient for unlocking the lock body 1 . When the inserted key does not match, the unmatched key will move the lock cylinder 14 farther, so that the front clip 1421 of the lock cylinder 14 will be inserted into the slot 1221 of the lock bar 122, and the lock cannot be unlocked.

As shown in FIG. 3 , the connection limiting body 123 has an accommodating cavity 1231 inside, and has a limiting opening 1232 at the end of the connecting limiting body 123; A limit block 1241 inside, and a deadbolt body 1242 connected to the end of the limit block 1241 and passing through the limit opening 1232 and the installation shell 11, the deadbolt spring 125 is located between the limit block 1241 and the connection limit Between the inner walls of the body 123. The limit block 1241 of the lock tongue 124 is always limited in the connection limit body 123, and will not break away from the connection limit body 123. When the lock needs to be unlocked, the lock bar 122 drives the connection limit body 123 and the lock tongue 124 to the left together. Move, so that the effect of the lock tongue 124 on the lock hole 101 disappears, so as to achieve the purpose of unlocking.

In this embodiment, a wireless rechargeable battery electrically connected to the control chip and a wireless charging module electrically connected to the wireless rechargeable battery 134 are also included to achieve the purpose of wirelessly charging the control chip.

In this embodiment, the improvement of the specific structure, unlocking method and charging method, combined with the triple encryption method greatly increases the difficulty of cracking, so as to greatly improve the security. The triple encryption method is:

(1) The method of matching and encrypting the mechanical lock and the key;

(2) The way of wireless communication and decoding matching and encryption;

(3) The method of wireless charging transmission and reception matching and encryption.

The working principle of this embodiment is:

When it needs to be locked, push the cabinet door 20 into the safe 10, and the inner wall of the safe 10 exerts an active force on the outer end of the dead bolt 124 on each lock bar 12, so that the dead bolt 124 moves in the connecting limiter 123 , and compress the deadbolt spring 125, when moving to the lockhole 101 on the inner wall of the safe 10, the deadbolt 124 on each lock bar 12 is snapped into the lockhole 101 by the elastic restoring force of the deadbolt spring 125, To achieve the purpose of locking, at this time, the rear locking bar 1422 of the lock cylinder 14 is locked into the locking slot 1221 of the locking bar 122 , as shown in FIG. 6 .

When the lock needs to be unlocked, as shown in Figure 6 and Figure 7, the key 10 is inserted into the key hole 111, and the key 10 exerts force on the front clip 1421 of the lock cylinder 14, so that the lock cylinder 14 moves to the right as a whole until the lock cylinder The lock cylinder groove 143 of 14 matches and corresponds to the locking groove 1221 of the lock bar 122, as shown in FIG. Then, the drive motor can be directly started to drive the gear set 132 to rotate clockwise, or a wireless control method, such as Bluetooth, two-dimensional code, etc., can be used to send instructions to the control chip, and the control chip will start the drive motor to drive the gear set 132 to rotate clockwise. Rotate clockwise; since the lock bar 122 is provided with a number of gear teeth 121 meshing with the gear set 132, the clockwise rotation of the gear set 132 drives the lock bar 122 to move into the installation shell 11, thereby driving the connection limit body 123 and the lock tongue 124 move together, make the dead bolt 124 on each lock bar 12 break away from the lock hole 101 on the inner wall of safe 10, reach the purpose of unblanking.

When the inserted key does not match (for example, the key point depth of the key is too shallow or too deep), the key with too shallow key point depth will make the lock cylinder 14 move a farther distance, so that the front clamping strip 1421 of the lock core 14 will be stuck. If the key is inserted into the slot 1221 of the lock bar 122, the lock bar 122 cannot be moved and the lock cannot be unlocked; the key with a key point depth is too deep to make the rear card bar 1422 of the lock cylinder 14 be stuck in the slot 1221 of the lock bar 122, and the lock cannot be unlocked. . Only when the depth of the key point of the key matches the lock cylinder 14 just in time, can the lock cylinder groove 143 of the lock cylinder 14 be matched with the draw-in groove 1221 of the lock bar 122, and the lock bar 122 will not be blocked by the lock core 14, which is convenient Open the lock normally.

The above are only preferred embodiments of the present invention, and are not intended to limit the technical scope of the present invention. Therefore, other structures obtained by adopting the same or similar technical features as the above-mentioned embodiments of the present invention are included in the present invention. within the scope of protection.

Claims (9)

1. A kind of safe lockset, comprises a lock body, and this lock body comprises a installation shell, is characterized in that, described lock body also comprises at least two lock bars that are arranged in the installation shell, and one that drives lock bar activity A drive mechanism, wherein the drive mechanism includes a drive motor, and a gear set connected to the drive motor and engaged with the lock bar, a plurality of gear teeth are arranged on the lock bar, and the at least two lock bars pass through several gears respectively. The teeth mesh with the gear set. 2. The safe lock according to claim 1, wherein the driving mechanism further comprises a control chip electrically connected to the driving motor. 3. The safe lockset according to claim 1, wherein the number of the locking rods is two, three or four. 4. The safe lockset according to any one of claims 1 to 3, wherein the lock bar comprises a lock bar arranged in the installation shell, is arranged in the install shell and is fixedly connected to the end of the lock bar A connection limiting body, and a deadbolt embedded in the inner end and limited in the connecting limiting body, wherein a deadbolt spring is arranged between the inner end of the deadbolt and the inner wall of the connecting limiting body, and the locking bar A plurality of lock cores are vertically arranged on the surface, and the plurality of teeth are arranged on the surface of the lock bar; a perforation for the outer end of the lock tongue to pass through and a key hole corresponding to the lock bar are respectively opened on the installation shell. 5. The safe lockset according to claim 4, wherein the lock cylinder is mainly composed of a connection block and a lock cylinder strip connected to the end surface of the connection block, wherein, when the lock cylinder strip is close to the lock The end surface of the bar is concavely provided with a lock cylinder groove, which divides the lock cylinder bar into a front clamping strip and a rear clamping strip connected to the connecting block, and the end of the connecting block is connected to the Install on the inner wall of the housing. 6 . The safe lock according to claim 5 , wherein a plurality of slots are recessed on the surface of the locking bar for the front or rear locking bars to be inserted into. 7 . 7 . The safe lock according to claim 6 , wherein the card slot is opened on the upper and lower ends of the lock rod. 8 . 8. The safe lockset according to claim 4, wherein the connection limiting body has an accommodating cavity inside, and has a limiting opening at the end of the connecting limiting body; the deadbolt includes A limit block snapped into the accommodating cavity, and a lock bolt body connected to the end of the limit block and passing through the limit opening and the installation shell, the lock tongue spring is located in the limit block and the connecting limit body between walls. 9. The safe lock according to claim 2, further comprising a wireless rechargeable battery electrically connected to the control chip, and a wireless rechargeable battery electrically connected to the wireless rechargeable battery.