CN219754309U - Electronic padlock - Google Patents

Abstract

The utility model discloses an electronic padlock, wherein a lock groove is formed in the side wall of the end part of a lock hook, a lock pin is arranged in the lock body, the lock pin is laterally clamped into the lock groove at the end part of the lock hook, so that the end part of the lock hook cannot be separated out of the lock body upwards, a battery, a motor, an identification module and a controller are arranged in the lock body, the motor is connected with the lock pin in a driving mode, the lock pin is driven to laterally withdraw out of the lock groove, the end part of the lock hook can be separated out of the lock body upwards to realize unlocking, the controller is electrically connected with the identification module and is controlled to be connected with the motor, the lock pin downwardly extends out of a linkage rod, the motor is positioned below the lock pin, an output shaft of the motor is upwards and the upper end of the motor is provided with a cam, the cam props against the linkage rod, and the motor specifically drives the cam to rotate so that the cam laterally pushes the linkage rod to laterally withdraw out of the lock pin. The lock pin is linked with the motor through the linkage rod instead of the linkage groove, so that the lock pin does not need to be grooved, the strength is not reduced due to the grooving, and the lock pin is not easy to break under stress.

Description

Electronic padlock

Technical Field

The utility model relates to the technical field of padlocks, in particular to an electronic padlock.

Background

The padlock comprises a lock body and a lock hook, wherein the end part of the lock hook is downwards inserted into the lock body, a lock groove is formed in the side wall of the end part of the lock hook, a lock pin is arranged in the lock body, and the lock pin is laterally clamped into the lock groove at the end part of the lock hook, so that the end part of the lock hook cannot be upwards separated from the lock body. When the user unlocks, insert the lockhole of lock body with the key, then twist the key and drive the lockpin side direction to withdraw from outside the locked groove, then the latch hook tip just can upwards deviate from to realize the unblock outside the lock body. The padlock needs to be opened by using a key, and a user can only forcibly detach the lock if carelessly loses the key, so that the electronic padlock appears in the prior art. The electronic padlock lock body is internally provided with a controller and a motor, the controller is electrically connected with the motor, the motor is connected with the lock pin in a driving manner, a user sends an unlocking signal to the controller in a password inputting manner, a fingerprint identification manner or a mobile phone Bluetooth authentication manner, and the controller controls the motor to drive the lock pin to laterally withdraw out of a lock groove of the lock hook after receiving the unlocking signal, so that unlocking is realized. Patent document CN215485349U discloses an electronic padlock, which is provided with a through linkage groove on a lock pin, an output shaft of a motor faces upwards, a cam is arranged at the upper end of the motor, the cam is positioned below the linkage groove, a push rod extends into the linkage groove, the output shaft of the motor drives the push rod to rotate through the cam, and the push rod pushes the side wall of the linkage groove to drive the lock pin to move laterally for unlocking. The electronic padlock can avoid the condition that the lock can only be forcibly disassembled due to the loss of a key, but the strength of the lock pin is reduced when the linkage groove is opened on the lock pin. If a person applies a brute force to the latch hook to pull out the latch hook, the latch hook can transmit the force to the latch pin, and the latch pin is easy to break due to the strength reduction.

Disclosure of Invention

The technical problem to be solved by the utility model is to provide an electronic padlock, and a lock pin of the electronic padlock is not easy to break under stress.

In order to solve the technical problems, the electronic padlock comprises a lock body and a lock hook, wherein the end part of the lock hook is downwards inserted into the lock body, a lock groove is formed in the side wall of the end part of the lock hook, a lock pin is arranged in the lock body, the lock pin is laterally clamped into the lock groove at the end part of the lock hook to prevent the end part of the lock hook from upwards falling out of the lock body, a battery, a motor, an identification module and a controller are arranged in the lock body, the motor is connected with the lock pin in a driving manner, the lock pin is driven to laterally withdraw out of the lock groove, the end part of the lock hook can upwards fall out of the lock body to unlock, the controller is electrically connected with the identification module and control the connecting motor, the lock pin downwards extends out of a linkage rod, the motor is positioned below the lock pin, an output shaft of the motor upwards and the upper end of the motor is provided with a cam, the cam supports against the linkage rod, and the cam is specifically driven to rotate to enable the cam to laterally push the linkage rod to move the lock pin to laterally out of the lock groove.

Further, in the state that the lock hook is upwards separated from the lock body, the motor drives the cam to reversely rotate and reset; including a return spring that drives the latch to return.

Further, the left end of the lock pin is clamped into the lock groove at the end part of the lock hook towards the left, and the left end of the lock pin is provided with a slope with low left and high right; under the state that the end part of the lock hook is upwards separated from the lock body and the lock pin is reset, the end part of the lock hook can be downwards inserted into the lock body and push the inclined surface of the lock pin to the right so that the lock pin is rightwards retracted to compress the reset spring until the lock pin is aligned with the lock groove of the end part of the lock hook, and under the state, the reset spring drives the lock pin to be leftwards reset and clamped into the lock groove.

Further, the lock comprises an unlocking spring which drives the end part of the lock hook to be upwards separated from the lock body.

Further, the identification module is specifically an exposed fingerprint identification module.

Further, the battery-powered connection indicator lamp comprises an exposed indicator lamp, and the controller controls the connection indicator lamp.

Further, the battery is provided with an exposed charging port.

Further, a dust plug is arranged at the charging port.

The lock pin is linked with the motor through the linkage rod instead of the linkage groove, so that the lock pin does not need to be grooved, the strength is not reduced due to the grooving, and the lock pin is not easy to break under stress.

Drawings

Fig. 1 is an isometric view of an electronic padlock in a normal state, wherein the electronic padlock is viewed from an oblique upper direction.

Fig. 2 is an isometric view of the electronic padlock in a normal state, wherein the electronic padlock is viewed from an oblique lower direction, and the dust plug is pulled out.

Fig. 3 is a front view of the electronic padlock with the housing removed in a normal state.

Fig. 4 is a front view of the electronic padlock with the housing removed, wherein the locking pin has been withdrawn to the right out of the slot.

Fig. 5 is a front view of the electronic padlock with the housing removed, wherein the locking pin has been retracted to the right into the keyway and the shackle has been retracted upwardly out of the lock body.

Fig. 6 is a front view of the electronic padlock with the housing removed in an unlocked state.

FIG. 7 is a schematic illustration of the engagement of the locking pin and the return spring.

Detailed Description

The utility model is further described in detail below in connection with the detailed description.

The electronic padlock, see fig. 1 and 3, comprises a lock body and shackle 2. The lock body is provided with a left jack 13 and a right jack 14 with openings facing upwards, and an unlocking spring 7 is arranged in the right jack 14. The right end 22 of the latch hook 2 is inserted downward into the right insertion hole 14 to extend into the lock body and compresses the unlocking spring 7 downward, and the left end 21 is inserted downward into the left insertion hole 13 to extend into the lock body. The first limiting part 221 is protruded on the side wall of the right end 22 of the lock hook 2, the lock body is provided with a second limiting part (hidden in the figure) which is arranged above the first limiting part 221 for blocking the first limiting part 221 by 10mm, so that the right end 22 of the lock hook 2 can move upwards by 10mm but cannot be separated out of the lock body upwards. The side wall of the left end part 21 of the latch hook 2 is provided with a latch groove 211, and a latch 11 is arranged in the latch body. The electronic padlock is normally in a locked state, in which the left end of the lock pin 11 is locked into the lock groove 211 of the left end 21 of the shackle 2 to the left, so that the left end 21 of the shackle 2 cannot be pulled out of the lock body upwards. The right end of the lock pin 11 is provided with a return spring 6, and the return spring 6 pushes the lock pin 11 leftwards as shown in fig. 7, so that the lock pin 11 can be kept in an inserted state in a normal state, and the lock pin 11 cannot be withdrawn from the lock groove 211 accidentally. The lock pin 11 is withdrawn to the right out of the lock groove 221 when unlocking, see fig. 4, in which state the left end 21 of the lock hook 2 can be moved upwards out of the lock body for unlocking. The lock body is internally provided with a battery (not shown in the figure because of being blocked), a motor 4, a fingerprint identification module 5, an indicator lamp 8 and a controller (not shown in the figure). See fig. 2, the battery is provided with an exposed charging port 91, a dust plug 92 is arranged at the charging port 91, and the battery is connected with the motor 4, the fingerprint identification module 5, the indicator lamp 8 and the controller. Referring to fig. 3, the motor 4 is located below the lock pin 11, the lock pin 11 extends downward to form a linkage rod 12, the output shaft of the motor 4 extends upward and is provided with a cam (the motor output shaft and the cam belong to the prior art, the cam is not shown in the specific shape), the cam extends upward to form a push rod 42 to prop against the linkage rod 12, the motor 4 is connected with the lock pin 11 in a driving manner, the cam can be driven to rotate to drive the push rod 42 to push the linkage rod 12 to the right so as to drive the lock pin 11 to move to the right, and the lock pin 11 is linked with the motor 4 through the linkage rod 12 instead of the linkage groove, so that no groove is needed on the lock pin 11, the strength is reduced due to the groove, and the lock pin is not easy to be broken due to stress. The fingerprint identification module 5 and the indicator lamp 8 are exposed; the controller is electrically connected with the fingerprint identification module 5 and respectively controls and connects the motor 4 and the indicator lamp 8.

Referring to fig. 2, before using the electronic padlock, the user pulls out the dust plug 92, then charges the battery through the charging port 91, and plugs the charging port 91 with the dust plug 92 again after charging. The user presses the fingerprint identification module 5 for a long time, the fingerprint identification module 5 is pressed for a long time to enter a fingerprint input mode and send a fingerprint input signal to the controller, the controller controls the indicator lamp 8 to light a green light to prompt the user that the fingerprint can be input, and the user presses the fingerprint identification module 5 for 5 times with fingers. After the fingerprint is recorded, the fingerprint identification module 5 exits the fingerprint recording mode to enter the fingerprint identification mode and sends a signal of entering the fingerprint identification mode to the controller, and the controller controls the indicator lamp 8 to be turned off. When the user needs to unlock, the fingerprint identification module 5 is pressed by the finger, and the fingerprint identification module 5 identifies the fingerprint: if the identification fails, the electronic padlock continues to keep a locking state; referring to fig. 4, if the identification is successful, the fingerprint identification module 5 sends a fingerprint identification success signal to the controller, and the controller controls the indicator lamp 8 to illuminate blue light to remind the user that the fingerprint identification is successful, and controls the motor 4 to drive the cam to rotate to the right so that the cam pushes the linkage rod 12 to the right through the push rod 42 to drive the lock pin 11 to move to the right to exit out of the lock groove 211 and compress the reset spring 6. After the controller controls the motor 4 to drive the cam to rotate to the right to be in place, the motor 4 is controlled to stop rotating for 0.5 seconds, in the process, as shown in fig. 5, the lock hook 2 can move upwards by 10mm under the drive of the unlocking spring 7, and after the movement, the left end part 21 of the lock hook 2 just falls out of the lock body 1 to realize unlocking. After the motor 4 stops rotating for 0.5 seconds, the cam is driven to reversely rotate to drive the push rod 42 to reset, and in the process, the lock pin 11 is driven by the reset spring 6 to move leftwards to reset, and the reset state is shown in fig. 6. After the return of the lock pin 11, its left end is blocked below the left end 21 of the lock hook 2. The left end of the lock pin 11 is provided with a slope 111 with a low left and a high right. The user tries to lock the electronic padlock again, and inserts the left end 21 of the shackle 2 downward into the lock body 1, in this process, the left end 21 of the shackle 2 pushes the inclined surface 111 of the lock pin 11 to push the lock pin 11 to the right, so that the lock pin 11 is retracted to compress the return spring 6 until the lock pin 11 is aligned with the lock groove 211 of the left end 21 of the shackle 2, in this state, the return spring 6 drives the lock pin 11 to be locked into the lock groove 211 in a left reset manner, so that the left end 21 of the shackle 2 cannot be pulled out of the lock body 1 upward, and thus the electronic padlock is locked again, and the locking state is shown in fig. 3.

The above-described embodiments are provided for the present utility model only and are not intended to limit the scope of patent protection. Insubstantial changes and substitutions can be made by one skilled in the art in light of the teachings of the utility model, as yet fall within the scope of the claims.

Claims (8)

1. The electronic padlock comprises a lock body and a lock hook, wherein the end part of the lock hook is downwards inserted into the lock body, a lock groove is formed in the side wall of the end part of the lock hook, a lock pin is arranged in the lock body, the lock pin is laterally clamped into the lock groove of the end part of the lock hook, the end part of the lock hook cannot be upwards separated from the lock body, a battery, a motor, an identification module and a controller are arranged in the lock body, the motor is connected with the battery, the identification module and the controller in a power supply manner, the motor is connected with the lock pin in a driving manner, and the end part of the lock hook can be upwards separated from the lock body to unlock the lock body when the lock pin is laterally separated from the lock groove, and the controller is electrically connected with the identification module and controls the motor, so that the electronic padlock is characterized in that: the lock pin downwards extends out of the lock pin, the motor is positioned below the lock pin, the output shaft of the motor upwards is provided with a cam at the upper end of the motor, the cam props against the lock pin, and the motor specifically drives the cam to rotate so that the cam laterally pushes the lock pin to push the lock pin to laterally move and withdraw from the lock groove.

2. The electronic padlock of claim 1, wherein: when the latch hook is upwards separated from the lock body, the motor drives the cam to reversely rotate and reset; including a return spring that drives the latch to return.

3. The electronic padlock of claim 2, wherein: the left end of the lock pin system is clamped into a lock groove at the end part of the lock hook towards the left, and the left end of the lock pin is provided with a slope with low left and high right; under the state that the end part of the lock hook is upwards separated from the lock body and the lock pin is reset, the end part of the lock hook can be downwards inserted into the lock body and push the inclined surface of the lock pin to the right so that the lock pin is rightwards retracted to compress the reset spring until the lock pin is aligned with the lock groove of the end part of the lock hook, and under the state, the reset spring drives the lock pin to be leftwards reset and clamped into the lock groove.

4. The electronic padlock of claim 1, wherein: comprises an unlocking spring which drives the end part of the lock hook to be upwards separated from the lock body.

5. The electronic padlock of claim 1, wherein: the identification module is specifically an exposed fingerprint identification module.

6. The electronic padlock of claim 1, wherein: the battery-powered display device comprises an exposed indicator lamp, wherein the battery-powered indicator lamp is connected, and a controller controls the indicator lamp to be connected.

7. The electronic padlock of claim 1, wherein: the battery is provided with an exposed charging port.

8. The electronic padlock of claim 7, wherein: the charging port is provided with a dust plug.