CN212105493U - An anti-knock dual-system intelligent padlock with a rotating deadbolt - Google Patents

Abstract

The utility model relates to the technical field of locks, in particular to an anti-knock dual-system intelligent padlock with a rotating lock tongue. The anti-knock dual-system intelligent padlock includes a lock beam, a lock body, a mechanical lock cylinder, an electronic lock cylinder, and a PCB board. The elastic retaining part in the locking notch, the mechanical lock cylinder and the electronic lock cylinder can respectively drive the lock tongue out of the locking notch, and the middle part of the lock tongue is rotatably connected with the lock body; the PCB board is connected with a position detection switch, and the lock tongue is provided with an excitation part , When the electronic lock cylinder drives the lock tongue out of the locking notch, the excitation part activates the position detection switch to power down the motor that controls the electronic lock cylinder by the PCB board. In the utility model, the lock tongue and the lock body are rotatably connected, and the lock body will not be knocked out of the lock gap when the lock body is locked, and the motor can be powered off in time after unlocking, which prolongs the service life of the motor and the battery. .

Description

An anti-knock dual-system intelligent padlock with a rotating deadbolt

technical field

The utility model relates to the technical field of locks, in particular to an anti-knock dual-system intelligent padlock with a rotating lock tongue.

Background technique

Padlock is a traditional lock, which is used in many places in life, including a lock body, a lock ring set on the lock body, a lock cylinder set in the lock body and connected with the lock ring, and a lock set at the bottom of the lock body. When unlocking, insert the key from the lock hole into the rotating lock cylinder, and open the lock ring to realize the unlocking, and the structure is simple.

Please refer to FIG. 1, the Chinese utility model patent with publication number CN207485147U (same as the applicant of the present application) discloses a padlock, comprising a lock body, a U-shaped lock beam, an electronic lock cylinder, a mechanical The lock cylinder, the lock beam includes a long lock rod, a short lock rod, and a connecting rod connecting the long lock rod and the short lock rod, and the electronic lock cylinder and the mechanical lock cylinder are used to drive the locking mechanism to connect with the lock cylinder. The lock beam cooperates to lock or unlock, the rotation axis of the motor and the lock cylinder is parallel to the long lock rod; the electronic lock cylinder includes a motor, a first rotation column parallel to the motor rotation axis and a connection to the The rotating shaft of the motor, the first rotating column and the first connecting part of the motor; the mechanical lock cylinder includes a lock cylinder shell and a lock cylinder, the lock cylinder can rotate in the lock cylinder shell, and the mechanical lock cylinder The core also includes a second rotating column and a second connecting portion connecting the lock cylinder and the second rotating column; the locking mechanism includes a rod body perpendicular to the long lock rod, and the rod body faces away from the connecting rod A first matching protrusion and a second matching protrusion corresponding to the first rotating column and the second rotating column are fixed on one side of the rod body, and a spring abutting part is also fixed on the rod body, and the spring abutting part is There is a locking compression spring between the lock bodies, the lock body is provided with a locking chamber for accommodating the moving space of the locking mechanism, and the long lock rod or the short lock rod is provided with a first lock chamber that accommodates part of the rod body. a notch, the locking compression spring is used for pressing the spring abutting part to make the rod body part accommodated in the first notch to lock the locking beam, and the first rotating column presses the first rotating column by rotating The matching protrusion can make the rod body leave the first gap to unlock the lock beam, and the second rotating column can make the rod body leave the first gap to unlock the lock beam by rotating and squeezing the second matching protrusion. Describe the lock beam.

The ideal function of the locking compression spring is that only when the locking beam is in the locked position, the friction force between the return spring and the lock tongue and the lock body causes the lock tongue to be inserted into the lock beam gap.

The elastic force of the locking compression spring of the padlock must be very large. This is because when the padlock lock body is suddenly knocked, the lock body moves rapidly. If the elastic force of the spring is relatively small, it is easy to cause the lock tongue due to inertia. The position does not change or the position changes. The small situation causes the gap of the lock beam to separate from the lock tongue. If the elastic force of the spring is relatively large, the output torque of the motor must be large. In order to meet the battery life requirements of the smart padlock, the battery capacity needs to be relatively large, which not only The increased cost will lead to the larger volume of the motor and battery.

Utility model content

The purpose of the utility model is to provide an anti-knock dual-system intelligent padlock with a rotating lock tongue. The lock tongue and the lock body are rotatably connected, and the lock body will not be knocked out of the lock gap when the lock body is knocked. After unlocking, it can be powered off in time, extending the service life of the motor and battery.

In order to achieve the above-mentioned advantages, the anti-knock dual-system intelligent padlock with a rotating lock tongue provided by the present invention includes a lock beam, a lock body, a mechanical lock cylinder, an electronic lock cylinder, and a PCB board accommodated in the lock body. The beam is provided with a locking notch, the lock body accommodates a lock tongue and an elastic retaining portion for keeping the lock tongue partially accommodated in the locking notch, and the mechanical lock cylinder and the electronic lock cylinder can respectively drive the lock tongue. Disengaged from the locking notch, the middle part of the lock tongue is rotatably connected with the lock body;

The PCB board is connected with a position detection switch, and the lock tongue is provided with an excitation part. When the electronic lock cylinder drives the lock tongue out of the locking notch, the excitation part activates the position detection switch to make the The PCB board controls the motor of the electronic lock cylinder to power down.

In an embodiment of the anti-knock dual-system smart padlock with a rotating lock tongue of the present invention, the position detection switch is a tact switch or a proximity switch.

In an embodiment of the anti-knock dual-system smart padlock with a rotating lock tongue of the present invention, the position detection switch is a travel switch, and the excitation part is a cylinder for pressing the travel switch. When the travel switch is pressed by the cylinder, the circuit board controls the motor to power down.

In an embodiment of the anti-knock dual-system smart padlock with a rotating lock tongue of the present invention, the electronic lock cylinder includes a motor and a first lock connected and fixed with the output shaft of the motor for driving the lock tongue to unlock. an unlocking part; the mechanical lock cylinder includes a lock cylinder matched with a key, a second unlocking part connected and fixed with the lock cylinder and used to drive the lock tongue to unlock, the first unlocking part and the second unlocking part are located on both sides of the rotation axis of the lock tongue, and the rotation axes of the first unlocking part and the second unlocking part are parallel to the rotation axis of the lock tongue.

In an embodiment of the anti-knock dual-system smart padlock with a rotating lock tongue of the present invention, the lock tongue includes a rod body, a circular ring part located in the middle of the rod body for rotational connection with the lock body, The side surface of the annular portion is used to support the hook of the elastic retaining portion.

In an embodiment of the anti-knock dual-system smart padlock with a rotating lock tongue of the present invention, the rod body is provided with a first transmission rod extending toward the first unlocking part, the second unlocking part, The second transmission rod, the first unlocking part and the second unlocking part are respectively provided with a first driving rod and a second driving rod corresponding to the first transmission rod and the second transmission rod.

In an embodiment of the anti-knock dual-system smart padlock with a rotating lock tongue of the present invention, the first unlocking portion and the second unlocking portion are eccentric shafts or cams.

In an embodiment of the anti-knock dual-system smart padlock with a rotating lock tongue of the present invention, the second unlocking portion is further provided with a mechanism for cooperating with the second transmission rod to prevent the lock tongue from rotating during reset the reset limit post.

In an embodiment of the anti-knock dual-system smart padlock with a rotating lock tongue of the present invention, the lock body includes: a mounting frame, a mounting frame cover, a lock case for accommodating the mounting frame, a front cover for covering the lock case, A front cover and a rear cover that form the accommodating space behind, the mounting frame is connected and fixed with the mounting cover, and the front cover and the rear cover are connected and fixed by screws;

The mounting frame is connected with a mounting seat, the mounting seat includes a rotating shaft for connecting the locking tongue and a protrusion for preventing the rotation of the elastic retaining portion, and the annular portion is sleeved on the outside of the rotating shaft, so The protrusion is located on the inner side of the hook and extends toward the rod body.

In an embodiment of the anti-knock dual-system smart padlock with a rotating lock tongue of the present invention, the second unlocking portion is provided with a limiting surface that cooperates with the mounting bracket to limit the rotation range of the second unlocking portion .

In the utility model, the anti-knock dual-system intelligent padlock with rotating lock tongue is provided with a mechanical lock cylinder and an electronic lock cylinder, and the mechanical lock cylinder and the electronic lock cylinder unlock the lock beam by driving the same lock tongue to realize dual-system unlocking; The lock tongue is connected with the lock body in rotation. By driving the lock tongue to rotate, the rod body of the lock tongue is disengaged or stuck in the locking gap. When the lock body is knocked, the lock tongue is not easy to leave the locking gap of the lock beam, which improves the safety performance of the padlock.

In the present invention, the PCB board is connected with the detection switch, the lock tongue is provided with an excitation part, and when the motor drives the first unlocking part to switch the lock tongue from the locked state to the unlocked state, the excitation part triggers the detection switch, and the PCB board receives the signal and then activates the detection switch. The motor that will control the electronic lock cylinder is powered off, so that the motor is not easy to be damaged, the safety of use is higher, the loss of the motor and the battery is reduced, and the service life of the smart padlock is prolonged.

In the present invention, the second unlocking column is provided with a reset limit column and a limit surface, and the limit surface limits the rotation range of the lock cylinder so that it can only rotate between the locked state and the unlocked state. When the lock tongue is reset, it rotates back and forth due to the force of the torsion spring and the inertia of the rotation, and the reset is slow.

Description of drawings

FIG. 1 is a schematic structural diagram of a conventional padlock.

FIG. 2 is a schematic structural diagram of an anti-knock dual-system smart padlock with a rotating lock tongue according to the first embodiment of the present invention.

FIG. 3 is a schematic structural diagram of the other side of the anti-knock dual-system smart padlock with a rotating lock tongue of FIG. 2 .

FIG. 4 is an exploded view of the anti-knock dual-system smart padlock with a rotating lock tongue of FIG. 2 .

FIG. 5 is an exploded schematic view of the lock case and the case cover of the anti-knock dual-system smart padlock with a rotating lock tongue of FIG. 4 .

FIG. 6 is a schematic structural diagram of an electronic lock cylinder and a mechanical lock cylinder of the anti-knock dual-system smart padlock with a rotating lock tongue of FIG. 4 .

FIG. 7 is a schematic structural diagram of the first unlocking part of the electronic lock cylinder of the anti-knock dual-system smart padlock with rotating lock tongue of FIG. 6 .

FIG. 8 is a schematic structural diagram of the lock tongue and the mounting seat of the anti-knock dual-system smart padlock with a rotating lock tongue of FIG. 4 .

FIG. 9 is a schematic diagram showing the state of the electronic lock cylinder of the anti-knock dual-system smart padlock of FIG. 2 when it is unlocked.

FIG. 10 is a schematic diagram showing the state of unlocking the mechanical lock cylinder of the anti-knock dual-system smart padlock with rotating lock tongue of FIG. 2 .

Detailed ways

The present invention will be further described below with reference to the accompanying drawings and specific embodiments, so that those skilled in the art can better understand the present invention and implement it, but the embodiments are not intended to limit the present invention.

Referring to FIGS. 2-4 , the anti-knock dual-system smart padlock with a rotating lock tongue according to the first embodiment of the present invention includes: a lock body 100 , a lock beam 1 , an electronic lock cylinder 2 accommodated in the lock body 100 , a mechanical The lock cylinder 3 , the lock tongue 4 , the PCB board 5 , the elastic holding portion t1 for keeping the lock tongue 4 partially accommodated in the locking notch 111 , and the battery 6 .

The PCB board 5 is connected with the position detection switch 51, and the lock tongue 4 is provided with an excitation part 45. When the electronic lock cylinder 2 drives the lock tongue 4 to leave the locking gap 111, the excitation part 45 activates the position detection switch 51 so that the PCB board 5 controls the electronic lock cylinder Motor 21 of 2 is powered down.

Specifically, the lock beam 1 has a U-shaped structure, and the lock beam 1 includes a long lock rod 11, a short lock rod 12, and a connecting rod 13 connecting the long lock rod 11 and the short lock rod 12. The long lock rod 11 or the short lock rod 12 opens There is a locking notch 111 for accommodating part of the rod body 41 , and a limiting notch 112 is also provided on the long locking rod 11 or the short locking rod 12 . In this embodiment, the long locking rod 11 is provided with a locking notch 111 and a limiting notch 112 . A lock beam compression spring t2 is arranged between the long lock rod 11 and the lock body 2 .

The side wall of the locking notch 111 away from the connecting rod 13 is a plane perpendicular to the long locking rod 11 . The shape of the locking notch 111 is a rectangle.

Referring to FIG. 5 , the lock body 100 includes: an installation frame 101 , a installation frame cover 102 , a lock case 103 for accommodating the installation frame, a front case cover 104 for covering the front and rear of the lock case 103 to form an accommodating space, and a rear case cover 105 , the front case cover 104 and the rear case cover 105 are connected and fixed by screws. The front cover 104 and the rear cover 105 are provided with positioning protrusions 104a and 105a, and the lock case 103 is respectively provided with positioning grooves 103a and 103b corresponding to the positioning protrusions 104a and 105a. The front cover 104 and the rear cover 105 are respectively provided with windows 104b and 105b corresponding to the verification modules.

Referring to FIG. 4, the mounting frame 101 is provided with a plurality of positioning posts 101a, and the mounting frame cover 102 is provided with positioning holes 102a matched with the positioning posts 101a. Then fix it with screws. The mounting frame 101 is respectively provided with accommodating chambers for accommodating the electronic lock cylinder 2 , the mechanical lock cylinder 3 and the lock tongue 4 . The mounting frame cover 102 is provided with a window 102b that allows the hook 43 to rotate.

Referring to FIG. 8 , the mounting frame 101 is connected with a mounting seat 106 , the mounting seat 106 is provided with a rotating shaft 106 a for connecting the locking tongue 4 and a protrusion 106 b for preventing the elastic retaining portion t from rotating, and the annular portion 42 is sleeved on the rotating shaft 106 a In addition, the protrusion 106b is located on the inner side of the hook 43 and extends toward the rod body 41 . The mounting bracket 101 and the mounting bracket cover 102 cooperate to form a shaft hole 107 for fixing the rotating shaft 106a. The side of the mounting seat 106 facing the mounting bracket 101 abuts the mounting bracket 101 to restrict the rotation of the mounting seat 106 .

Please refer to FIG. 4 , the mounting frame 101 is further provided with a pin slot 101c, the pin slot 101c is used to limit the movement range of the pin 108, the pin 108 is partially accommodated in the limiting notch 112 and moves up and down with the locking beam 1, so the pin 108 and the pin slot 101c cooperates to limit the distance that the locking beam 1 is ejected.

Referring to FIGS. 6-7 , the electronic lock cylinder 2 and the mechanical lock cylinder 3 are used to drive the lock tongue 4 to cooperate with the locking notch 111 of the lock beam 1 to achieve locking or unlocking.

The electronic lock cylinder 2 includes a motor 21 and a first unlocking portion 22 connected and fixed with the output shaft 211 of the motor 21 for driving the lock bolt 4 to unlock. The mechanical lock cylinder 3 includes a lock cylinder 31 matched with a key, a second unlocking portion 32 connected and fixed with the lock cylinder 31 for driving the lock bolt 4 to unlock, and a connecting portion 33 connecting the lock cylinder 31 and the second unlocking portion 32 . The first unlocking part 22 and the second unlocking part 32 are located on both sides of the rotation axis of the lock tongue 4 , and the rotation axes of the first unlocking part 22 and the second unlocking part 32 are parallel to the rotation axis of the lock tongue 4 .

The first unlocking portion 22 is provided with a cross-shaped through hole or groove 221 , and the output shaft 211 of the motor 21 is a cross-shaped protrusion accommodated in the cross-shaped through hole or groove 221 and matched therewith. The second unlocking portion 32 is provided with a reset limiting post 324 for cooperating with the second transmission rod 412 to prevent excessive rotation of the lock tongue 4 during reset, and a limiting surface 325 for cooperating with the mounting bracket 101 to limit the rotation range of the second unlocking portion 32 .

Referring to FIG. 8 , the lock tongue 4 is rotatably connected with the lock body 100 . Specifically, the locking tongue 4 includes a rod body 41 , a circular ring portion 42 located in the middle of the rod body 41 for rotational connection with the lock body 100 , and a hook 43 located on the side of the circular ring portion 42 for supporting the elastic retaining portion t1 . The annular portion 42 is provided with a sleeved through hole 420 .

The cross section of the rod body 41 is rectangular. The rod body 41 is provided with a first transmission rod 411 and a second transmission rod 412 extending toward the first unlocking part 22 and the second unlocking part 32 respectively. The first unlocking part 22 and the second unlocking part 32 are respectively provided with a first transmission rod 411 , the first driving rod 223 and the second driving rod 323 corresponding to the second transmission rod 412 . The elastic holding portion t1 is located between the mounting seat 106 and the annular portion 42 . The elastic retaining portion t1 is used to keep the rod body 41 partially accommodated in the locking notch 111 to lock the locking beam 1 .

Both sides of the hook 43 and the protrusion 106b are respectively provided with a positioning groove 431 and a positioning groove 106c for accommodating both ends of the elastic retaining portion t1.

The position detection switch 51 is a tact switch. Further, the position detection switch 51 is a travel switch, and the travel switch has an elastic piece 512, and the elastic piece 512 is arranged obliquely. The excitation part 31 is a cylinder for pressing the elastic piece 512 . When the elastic piece 512 is pressed by the cylinder, the travel switch transmits a signal to the PCB board 5 so that the PCB board 5 controls the motor 41 to power down. Further, the elastic pieces 512 are made of metal.

In other embodiments of the present invention, the position detection switch 51 may also be a proximity switch. Further, the position detection switch 51 is one of a Hall proximity switch, a photoelectric proximity switch, an inductive proximity switch, a capacitive proximity switch, an ultrasonic proximity switch, a microwave proximity switch, and an infrared detection switch.

The PCB board 5 is connected with a verification module 52, a data interface 53, and a battery 6. The verification module 52 is one or more of a Bluetooth verification module, a password input module, a voice verification module, a face recognition module, and a fingerprint verification module. The data interface 53 is used to connect the external device to set the verification information of the verification module 52 and/or to connect the power supply to charge the battery 6 .

Further, the elastic holding portion t1 is a torsion spring.

Further, the first unlocking portion 22 and the second unlocking portion 32 are eccentric shafts or cam structures.

Further, the verification module 52 is a fingerprint verification module and/or a password input module.

Anti-knock dual system smart padlock with rotating deadbolt works:

Please refer to Figure 9, when the electronic lock cylinder is unlocked, after the fingerprint verification module or the password input module is verified, the PCB board controls the motor to energize to drive the first unlocking part to rotate. During the rotation process, the first driving rod of the first unlocking part squeezes The first transmission rod of the lock tongue rotates the lock tongue in the unlocking direction until part of the lock tongue is completely separated from the locking notch, and the lock beam pops out under the elastic force of the lock beam compression spring until the upper surface of the pin abuts the upper surface of the pin groove to realize the lock. Unlocking of beams. When the lock tongue rotates in the unlocking direction, the triggering part of the locking tongue presses the shrapnel of the travel switch to make it gradually parallel to the side of the lock body. The sides of the body are parallel, and when the PCB board receives the signal, it will control the motor of the electronic lock cylinder to power down. After the motor is powered off, the lock tongue is reset under the force of the torsion spring, and when the lock tongue resets and rotates, the second transmission rod is reset against the reset limit post to complete the reset. The reset limit post prevents the lock tongue from rotating back and forth due to the force of the torsion spring and the inertia of the rotation during reset, resulting in slow reset.

Please refer to Figure 10. When the mechanical lock cylinder is unlocked, insert the key corresponding to the lock cylinder to rotate the lock cylinder. During the rotation, the second drive rod of the second unlocking part squeezes the second transmission rod of the lock tongue so that the lock tongue faces the unlocking direction Rotate until part of the lock tongue is completely separated from the locking notch, and the lock beam pops up under the elastic force of the lock beam compression spring until the upper surface of the pin abuts the upper surface of the pin groove to unlock the lock beam. The limit surface limits the rotation range of the lock cylinder so that it can only rotate between the locked state and the unlocked state. Therefore, when the lock cylinder stops rotating, the lock tongue is reset and rotated by the force of the torsion spring, and the second transmission rod squeezes the second drive The rod rotates the lock cylinder to the locked state, and the second transmission rod also abuts the reset limit post to complete the reset.

The unlocking rotation direction of the electronic lock cylinder and the mechanical lock cylinder is exactly opposite.

In the utility model, the anti-knock dual-system intelligent padlock with rotating lock tongue is provided with a mechanical lock cylinder and an electronic lock cylinder, and the mechanical lock cylinder and the electronic lock cylinder unlock the lock beam by driving the same lock tongue to realize dual-system unlocking; The lock tongue is connected with the lock body in rotation. By driving the lock tongue to rotate, the rod body of the lock tongue is disengaged or stuck in the locking gap. When the lock body is knocked, the lock tongue is not easy to leave the locking gap of the lock beam, which improves the safety performance of the padlock.

In the present invention, the PCB board is connected with the detection switch, the lock tongue is provided with an excitation part, and when the motor drives the first unlocking part to switch the lock tongue from the locked state to the unlocked state, the excitation part triggers the detection switch, and the PCB board receives the signal and then activates the detection switch. The motor that will control the electronic lock cylinder is powered off, so that the motor is not easy to be damaged, the safety of use is higher, the loss of the motor and the battery is reduced, and the service life of the smart padlock is prolonged.

In the present invention, the second unlocking column is provided with a reset limit column and a limit surface, and the limit surface limits the rotation range of the lock cylinder so that it can only rotate between the locked state and the unlocked state. When the lock tongue is reset, it rotates back and forth due to the force of the torsion spring and the inertia of the rotation, and the reset is slow.

The above-mentioned embodiments are only preferred embodiments for fully illustrating the present invention, and the protection scope of the present invention is not limited thereto. Equivalent substitutions or transformations made by those skilled in the art on the basis of the present invention are all within the protection scope of the present invention. The protection scope of the present invention is subject to the claims.

Claims (10)

1. An anti-knock dual-system intelligent padlock with a rotating lock tongue, comprising a lock beam, a lock body, a mechanical lock cylinder, an electronic lock cylinder, and a PCB board accommodated in the lock body, and the lock beam is provided with a locking gap, The lock body accommodates a lock tongue and an elastic retaining portion for keeping the lock tongue partially accommodated in the locking notch. a locking notch, the middle part of the lock tongue is rotatably connected with the lock body; The PCB board is connected with a position detection switch, and the lock tongue is provided with an excitation part. When the electronic lock cylinder drives the lock tongue out of the locking notch, the excitation part activates the position detection switch to make the The PCB board controls the motor of the electronic lock cylinder to power down. 2 . The anti-knock dual-system smart padlock with a rotating lock tongue according to claim 1 , wherein the position detection switch is a tact switch or a proximity switch. 3 . 3 . The anti-knock dual-system smart padlock with a rotating lock tongue according to claim 2 , wherein the position detection switch is a travel switch, and the excitation part is a cylinder for pressing the travel switch. 4 . , when the travel switch is pressed by the cylinder, the PCB board controls the motor to power off. 4 . The anti-knock dual-system smart padlock with a rotating lock tongue according to claim 1 , wherein the electronic lock cylinder comprises a motor and an output shaft connected and fixed with the motor for driving the lock tongue to unlock. 5 . the first unlocking part; the mechanical lock cylinder includes a lock cylinder matched with a key, a second unlocking part connected and fixed with the lock cylinder and used to drive the lock tongue to unlock, the first unlocking part, the second unlocking part The two unlocking parts are located on both sides of the rotation axis of the lock tongue, and the rotation axes of the first unlocking part and the second unlocking part are parallel to the rotation axis of the lock tongue. 5 . The anti-knock dual-system smart padlock with a rotating lock tongue according to claim 4 , wherein the lock tongue comprises a rod body, a circular ring portion located in the middle of the rod body for rotational connection with the lock body, 6 . The hooks located on the side of the annular portion are used to support the elastic retaining portion. 6 . The anti-knock dual-system smart padlock with a rotating lock tongue according to claim 5 , wherein the rod body is provided with first unlocking parts extending toward the first unlocking part and the second unlocking part respectively. 7 . A transmission rod and a second transmission rod, the first unlocking part and the second unlocking part are respectively provided with a first driving rod and a second driving rod corresponding to the first transmission rod and the second transmission rod. 7 . The anti-knock dual-system smart padlock with a rotating lock tongue according to claim 6 , wherein the first unlocking portion and the second unlocking portion are eccentric shafts or cams. 8 . 8 . The anti-knock dual-system smart padlock with a rotating lock tongue according to claim 7 , wherein the second unlocking part is further provided with a mechanism for cooperating with the second transmission rod to prevent the lock tongue from being locked in the lock tongue. 9 . The reset stopper that turns when resetting. 9 . The anti-knock dual-system smart padlock with a rotating lock tongue according to claim 5 , wherein the lock body comprises: a mounting frame, a mounting frame cover, a lock case for accommodating the mounting frame, and a cover for covering the lock. 10 . The front and rear of the shell form the front cover and the rear cover of the accommodating space, the mounting frame is connected and fixed with the mounting frame cover, and the front cover and the rear cover are connected and fixed by screws; The mounting frame is connected with a mounting seat, the mounting seat includes a rotating shaft for connecting the locking tongue and a protrusion for preventing the rotation of the elastic retaining portion, and the annular portion is sleeved on the outside of the rotating shaft, so The protrusion is located on the inner side of the hook and extends toward the rod body. 10 . The anti-knock dual-system smart padlock with a rotating lock tongue according to claim 9 , wherein the second unlocking portion is provided with a mechanism that cooperates with the mounting bracket to limit the rotation range of the second unlocking portion. 11 . limit surface.

Images