CN115387674A

CN115387674A - Electronic door lock

Info

Publication number: CN115387674A
Application number: CN202211054630.8A
Authority: CN
Inventors: 王凌珑
Original assignee: Zhongshan Xiangfeng Intelligent Technology Co ltd
Current assignee: Zhongshan Xiangfeng Intelligent Technology Co ltd
Priority date: 2022-08-31
Filing date: 2022-08-31
Publication date: 2022-11-25

Abstract

The invention discloses an electronic door lock, which comprises a shell assembly, a protection piece, an alarm module, a sensing module and a control module, wherein the shell assembly is provided with a charging hole and a key hole, the protection piece is movably arranged on the shell assembly and is used for opening and closing the charging hole and the key hole, the alarm module is arranged on the shell assembly, the sensing module is arranged on the shell assembly and can generate a sensing signal when the protection piece opens the charging hole or the key hole, the control module is arranged on the shell assembly and is respectively and electrically connected with the alarm module and the sensing module, and the control module can control the alarm module to work according to the sensing signal, so that when the protection piece opens the charging hole and the key hole, the alarm module can work and send out an alarm signal to prompt a user, and the user can determine that the charging hole or the key hole is opened according to the alarm signal, and the use safety of the electronic door lock is improved.

Description

Electronic door lock

Technical Field

The invention relates to the technical field of door locks, in particular to an electronic door lock.

Background

Existing electronic door locks are typically configured with a mechanical lock and a charging aperture. The mechanical lock can be used as a standby unlocking mode, and when an electronic element of the electronic door lock breaks down, a user can unlock the electronic door lock through the mechanical lock; meanwhile, when the battery of the electronic door lock is not charged, the charging port can facilitate the user to charge the battery. As is known, a thief can directly unlock a mechanical lock with a master key or unlock an electronic door lock by electrically shocking an electronic element through high voltage electricity, so as to enter a room for theft, but a user cannot timely know that the electronic door lock is abnormally unlocked, and the safety of the electronic door lock is low.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides an electronic door lock, which can improve the use safety of the electronic door lock.

The electronic door lock comprises a shell assembly, a protection piece, an alarm module, a sensing module and a control module, wherein the shell assembly is provided with a charging hole and/or a key hole, the protection piece is movably arranged on the shell assembly and is used for opening and closing the charging hole and/or the key hole, the alarm module is arranged on the shell assembly, the sensing module is arranged on the shell assembly and can generate a sensing signal when the protection piece opens the charging hole or the key hole, the control module is arranged on the shell assembly and is respectively electrically connected with the alarm module and the sensing module, and the control module can control the alarm module to work according to the sensing signal.

The electronic door lock disclosed by the embodiment of the invention has at least the following beneficial effects:

when the protection piece closes the charging hole and the key hole, the electronic door lock is in a normal working state, the induction module does not generate induction signals, the alarm module stops working, when the protection piece opens the charging hole or the key hole, the electronic door lock is in an abnormal working state, the induction module can generate induction signals and transmit the induction signals to the control module, the control module can control the alarm module to work according to the induction signals, the alarm module sends out the alarm signals to prompt a user, and the user can determine that the charging hole or the key hole is opened according to the alarm signals, so that the use safety of the electronic door lock is improved.

According to some embodiments of the invention, the housing assembly is provided with a mounting groove, and the shielding member is provided with a connecting portion received in the mounting groove and movable along a length direction of the mounting groove.

According to some embodiments of the invention, a guide structure is provided between the housing assembly and the guard.

According to some embodiments of the invention, the guide structure includes a guide portion provided to the protection member and a guide groove provided to the housing assembly, and the guide portion is received in the guide groove and is movable along a length direction of the guide groove.

According to some embodiments of the invention, a first stop structure is provided between the guard and the housing assembly.

According to some embodiments of the present invention, the first limiting structure includes a limiting member disposed on the housing assembly and a limiting groove disposed on the protection member, and when the protection member closes the charging hole and/or the key hole, one end of the limiting member is inserted into the limiting groove.

According to some embodiments of the present invention, the housing assembly is provided with a mounting seat, the mounting seat is provided with a mounting hole, the limiting member is inserted into the mounting hole and can move along an axial direction of the mounting hole, and a reset member is arranged between the mounting seat and the limiting member.

According to some embodiments of the present invention, a second limiting structure is disposed between the mounting base and the limiting member, and the second limiting structure is used for limiting the axial movement of the limiting member along the mounting hole.

According to some embodiments of the invention, the protection member is provided with a positioning groove, the positioning groove is communicated with the limiting groove, and when the protection member opens the key hole or the charging hole, one end of the limiting member is accommodated in the positioning groove.

According to some embodiments of the invention, the protection piece is connected with a pulling piece, the shell assembly is provided with a kidney-shaped hole, and the pulling piece penetrates through the kidney-shaped hole and can move along the length direction of the kidney-shaped hole.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of an electronic door lock opening charging hole and a key hole according to an embodiment of the invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is a schematic structural diagram of an electronic door lock closing a charging hole and a key hole according to an embodiment of the invention;

FIG. 4 is a partial enlarged view of portion B of FIG. 3;

FIG. 5 is an exploded view of the electronic door lock of the present invention;

FIG. 6 is a schematic diagram of the internal structure of the electronic door lock according to the embodiment of the present invention;

FIG. 7 is a schematic view of a protective element according to an embodiment of the present invention;

FIG. 8 is a schematic structural diagram of a housing according to an embodiment of the present invention;

fig. 9 is a schematic structural diagram of a second limiting structure according to an embodiment of the present invention.

Reference numerals:

the charging device comprises a shell assembly 100, a charging hole 101, a key hole 102, a mounting groove 103, a guide groove 104, a kidney-shaped hole 105, a shell 110, an accommodating cavity 111, an opening 112 and a base 120;

the protection piece 200, the connecting part 210, the avoiding notch 211, the first shielding part 212, the second shielding part 213, the guide part 220, the limiting groove 230 and the positioning groove 240;

a sensing module 300;

a stopper 400 and a stopper 410;

the mounting seat 500, the mounting hole 510 and the limiting protrusion 520;

a restoring member 600;

a pull 700, a connecting bar 710;

a mechanical lock 800.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings only for the convenience of description of the present invention and simplification of the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means is one or more, a plurality of means is two or more, and greater than, less than, more than, etc. are understood as excluding the essential numbers, and greater than, less than, etc. are understood as including the essential numbers. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

Referring to fig. 1 to 4, an electronic door lock according to an embodiment of the present invention includes a housing assembly 100, a protection member 200, an alarm module (not shown), a sensing module 300 and a control module (not shown), wherein the housing assembly 100 is provided with a charging hole 101 and a key hole 102, the protection member 200 is movably disposed in the housing assembly 100, the protection member 200 is used to open and close the charging hole 101 and the key hole 102, the alarm module is disposed in the housing assembly 100, the sensing module 300 is disposed in the housing assembly 100 and is capable of generating a sensing signal when the protection member 200 opens the charging hole 101 or the key hole 102, the control module is disposed in the housing assembly 100, the control module is electrically connected to the alarm module and the sensing module 300, respectively, and the control module is capable of controlling the alarm module to operate according to the sensing signal, such that when the protection member 200 opens the charging hole 101 and the key hole 102, the alarm module is capable of sending an alarm signal to prompt a user, and the user can determine that the charging hole 101 or the key hole 102 is opened according to the alarm signal, so as to improve the safety of the electronic door lock.

Specifically, when the protection part 200 closes the charging hole 101 and the key hole 102, the electronic door lock is in a normal working state, the sensing module 300 does not generate a sensing signal, the alarm module stops working, when the protection part 200 opens the charging hole 101 or the key hole 102, the electronic door lock is in an abnormal working state, the sensing module 300 can generate a sensing signal and transmit the sensing signal to the control module, the control module can control the alarm module to work according to the sensing signal, the alarm module sends out an alarm signal to prompt a user, and the user can determine that the charging hole 101 or the key hole 102 is opened according to the alarm signal, so that the use safety of the electronic door lock is improved.

It is understood that the sensing signal can be configured to be low level or high level, and the control module can receive and process the sensing signal, which is not described in detail herein.

The sensing module 300 may be a travel switch, and when the protection component 200 opens the charging hole 101 or the key hole 102, the sensing module may contact the travel switch to trigger the travel switch to generate a sensing signal, so that the alarm module sends an alarm signal.

Of course, in some embodiments, the sensing module 300 may also be a structure in which the infrared receiver cooperates with the infrared light emitter, and when the protection member 200 opens the charging hole 101 or the key hole 102, the protection member 200 can block the light emitted by the infrared light emitter, so that the infrared receiver can generate the sensing signal, so that the alarm module can emit the alarm signal, which is not limited herein.

The control module may be a programmable logic controller or a micro-processing unit, and the like, and may receive and process the sensing signal, which is not limited herein.

Of course, in some embodiments, only the key hole 102 may be disposed on the housing assembly 100 of the electronic door lock, and a nickel metal hydride battery or a button battery or the like may be disposed on the housing assembly 100 to supply power to the electronic door lock, and when the nickel metal hydride battery or the button battery runs out of charge, a new nickel metal hydride battery or a new button battery may be replaced without disposing the charging hole 101 to supply power to the nickel metal hydride battery or the button battery, so that the key hole 102 can be closed and opened by the protection member 200, and when the key hole 102 is opened by the protection member 200, the sensing module 300 may be triggered to generate a sensing signal, and the control module controls the alarm module to operate.

In addition, only the charging hole 101 can be arranged on the housing assembly 100 of the electronic door lock without the need of providing the key hole 102, and when the protection member 200 opens the charging hole 101, the sensing module 300 can be triggered to generate a sensing signal and the alarm module can be controlled to operate by the control module.

Moreover, when the housing assembly 100 of the electronic door lock is configured with the charging hole 101 and the key hole 102, the charging hole 101 and the key hole 102 may be respectively disposed on two different sidewalls of the housing assembly 100, and two protection members 200 and two sensing modules 300 are correspondingly configured, one of the two protection members 200 is used for opening the key hole 102, and the other is used for opening the charging hole 101, and when the charging hole 101 or the key hole 102 is opened, the protection members 200 can trigger the corresponding sensing modules 300 to generate a sensing signal, so that the control module controls the alarm module to operate.

In some embodiments of the present invention, the protection member 200 may be disposed inside the housing assembly 100, or may be disposed outside the housing assembly 100, so as to facilitate opening and closing of the key hole 102 and the charging hole 101, which is not described in detail herein.

Referring to fig. 1 and 3, in some embodiments of the present invention, the alarm module may be configured as a speaker structure, and when the control module controls the operation of the alarm module, the speaker may emit an alarm sound to prompt a user that the charging hole 101 or the key hole 102 of the housing assembly 100 is being opened, which is not limited herein.

It is understood that the alarm module may alarm immediately when the protection member 200 opens the charging hole 101 or the key hole 102, or may delay the alarm, and the delay time may be 10 seconds, 20 seconds, 30 seconds, 40 seconds, 50 seconds, 60 seconds, and the like, which is not limited herein.

Of course, in some embodiments, the alarm module may also be connected to the user's mobile phone through a wireless module, and the wireless connection module is connected to the control module, so that the alarm module can realize remote alarm to prompt the user that the charging hole 101 or the key hole 102 of the housing assembly 100 is being opened.

It should be noted that the wireless module may be a bluetooth connection module or a WIFI connection module, which is not limited herein.

Referring to fig. 5 to 7, in some embodiments of the present invention, the housing assembly 100 is provided with a mounting groove 103, and the protection member 200 is provided with a connection portion 210, and the connection portion 210 is received in the mounting groove 103 and is movable along a length direction of the mounting groove, so that the protection member 200 opens and closes the key hole 102 and the charging hole 101.

Specifically, the mounting groove 103 has a long bar-shaped structure, and the connection portion 210 is received in the mounting groove 103 and can slide back and forth in the length direction of the mounting groove 103, so that the protection member 200 can open and close the key hole 102 and the charging hole 101.

It should be noted that the protection component 200 may also be disposed on the housing assembly 100 in an inverted manner, one end of the protection component 200 is hinged to the housing assembly 100, a clamping structure is disposed between the opposite end of the protection component 200 and the housing assembly 100, and the protection component 200 is detachably connected to the housing assembly 100 through the clamping structure, which also facilitates the protection component 200 to open and close the key hole 102 and the charging hole 101.

Specifically, the clamping structure may include a chuck disposed on the protection member 200 and a self-locking switch disposed on the housing assembly 100, and a user may open the clamping structure by pressing the protection member 200 to open the keyhole 102 and/or the charging hole 101, which is simple, convenient and fast to operate.

Of course, in some embodiments, the locking structure may also be configured as a structure in which a locking head is engaged with a locking groove, the locking head is disposed on the protection member 200, the locking groove is disposed on the housing assembly 100, and the locking head is received in the locking groove, so that the key hole 102 and/or the charging hole 101 can be opened conveniently, and the operation is simple, convenient and fast.

It should be noted that the protection member 200 may also be rotatably disposed on the housing assembly 100, and the connecting portion 210 of the protection member 200 is rotatably connected to the housing assembly 100, so that a user can open and close the key hole 102 and the charging hole 101 by rotating the protection member 200 back and forth, which will not be described in detail herein.

It should be noted that the protection member 200 may also be disposed on the housing assembly 100 in a folding manner, so as to facilitate opening and closing of the charging hole 101 or the key hole 102, which will not be described in detail herein.

Referring to fig. 7, in some embodiments of the present invention, the connecting portion 210 is provided with an avoidance notch 211, the avoidance notch 211 can separate the connecting portion 210 into a first shielding portion 212 and a second shielding portion 213, when the protection member 200 closes the charging hole 101 and the key hole 102, the first shielding portion 212 shields the charging hole 101, the second shielding portion 213 shields the key hole 102, when the protection member 200 opens the charging hole 101 and the key hole 102, the avoidance notch 211 faces the charging hole 101, the first shielding portion 212 is located between the charging hole 101 and the key hole 102, and does not shield the key hole 102, so that opening and closing of the charging hole 101 and the key hole 102 can be facilitated.

Referring to fig. 5 and 7, in some embodiments of the present invention, a guide structure is disposed between the housing assembly 100 and the protection member 200, so as to guide the protection member 200, so that the protection member 200 moves in a predetermined direction, thereby improving the reliability of the use of the protection member 200.

Referring to fig. 5 and 7, in some embodiments of the present invention, the guide structure includes a guide portion 220 disposed on the protection member 200 and a guide groove 104 disposed on the housing assembly 100, the guide portion 220 is received in the guide groove 104 and is movable along a length direction of the guide groove 104, and the protection member 200 can be guided to move the protection member 200 along a predetermined direction, so that the reliability of the use of the protection member 200 can be improved.

Specifically, the guide portion 220 is accommodated in the guide groove 104 and connected to a sidewall of the guide groove 104, so that the guard 200 can be guided to move in a predetermined direction, and the reliability of use of the guard 200 can be improved.

The guide structure may be a structure in which the waist-shaped hole 105 is engaged with a guide pin, the waist-shaped hole 105 is provided in the protection member 200, the guide pin is provided in the housing assembly 100, the guide pin is inserted into the waist-shaped hole 105 and is movable in the longitudinal direction of the waist-shaped hole 105, and the guide pin is connected to a side wall of the waist-shaped hole 105, so that the protection member 200 can be guided to move in a predetermined direction, and the reliability of use of the protection member 200 can be improved. In addition, the positions of the kidney-shaped holes 105 and the guide pins may be interchanged, that is, the kidney-shaped holes 105 are provided on the housing assembly 100, and the guide pins are provided on the protection member 200, which is not limited herein.

It is understood that the connection part 210 is provided at one side of the protection member 200 and the guide part 220 is provided at the opposite side of the protection member 200, which can facilitate the assembly of the protection member 200.

Referring to fig. 5 and 7, in some embodiments of the present invention, a first limiting structure is disposed between the protection member 200 and the housing assembly 100, and the protection member 200 can be limited to limit the movement of the protection member 200 along the length direction of the guide groove 104, so that the protection member 200 can be prevented from opening the charging hole 101 and/or the key hole 102 by an external force without human intervention, and the reliability of the electronic door lock can be improved.

Referring to fig. 5 and 7, in some embodiments of the present invention, the first position-limiting structure includes a position-limiting member 400 disposed on the housing assembly 100 and a position-limiting groove 230 disposed on the protection member 200, when the protection member 200 closes the charging hole 101 and/or the key hole 102, one end of the position-limiting member 400 is inserted into the position-limiting groove 230, so as to limit the movement of the protection member 200 along the length direction of the guide groove 104, and prevent the protection member 200 from opening the charging hole 101 and/or the key hole 102 under the action of an external force without human intervention, thereby improving the reliability of the electronic door lock.

Specifically, when the protection member 200 closes the charging hole 101 and/or the key hole 102, the stopper 400 is accommodated in the stopper groove 230 and abuts against a side wall of the stopper groove 230, so that the protection member 200 can be stopped to restrict the protection member 200 from moving in the longitudinal direction of the guide groove 104, and the protection member 200 can be prevented from being opened by an external force other than a human, so that the reliability of the electronic door lock can be improved, and when the protection member 200 opens the charging hole 101 and/or the key hole 102, the stopper 400 is disengaged from the stopper groove 230, so that the protection member 200 can move freely relative to the housing assembly 100, and the charging hole 101 and/or the key hole 102 can be opened conveniently.

It should be noted that the positions of the limiting member 400 and the limiting groove 230 can also be interchanged, that is, the limiting member 400 is disposed on the protection member 200, and the limiting groove 230 is disposed on the housing assembly 100, which is not described in detail herein.

Of course, in some embodiments, the first limiting structure may also be a structure in which the limiting member 400 is engaged with a limiting spring, the limiting member 400 is disposed on the protection member 200, one end of the limiting spring abuts against the limiting member 400, and the other end of the limiting spring abuts against the housing assembly 100, and the limiting spring can push the protection member 200 to automatically close the charging hole 101 and/or the key hole 102, which is not described in detail herein.

It is immediately obvious that the end of the limiting member 400 abutting against the protection member 200 is a spherical crown structure, and the limiting groove 230 is a spherical structure corresponding to the limiting member 400, which will not be described in detail herein.

Referring to fig. 5 and 9, in some embodiments of the present invention, the housing assembly 100 is provided with a mounting seat 500, the mounting seat 500 is provided with a mounting hole 510, the limiting member 400 is disposed through the mounting hole 510 and can move along an axial direction of the mounting hole 510, and a resetting member 600 is disposed between the mounting seat 500 and the limiting member 400 and can reset the limiting member 400, so as to improve the reliability of the electronic door lock.

Specifically, the reset piece 600 has elasticity, the reset piece 600 is accommodated in the mounting hole 510, one end of the reset piece 600 abuts against the limiting piece 400, and the other end of the reset piece 600 abuts against the bottom wall of the mounting hole 510, when the protection piece 200 opens the charging hole 101 and/or the key hole 102, the side wall of the limiting groove 230 can press the limiting piece 400 to move away from the protection piece 200, so that the protection piece 200 can be easily disconnected from the limiting piece 400, so as to open the charging hole 101 and/or the key hole 102.

Meanwhile, the stopper 400 is configured to be movable in the axial direction of the mounting hole 510, so that interference between the stopper 400 and the protection member 200 can be reduced, and when the charging hole 101 and/or the key hole 102 are opened, an acting force of the protection member 200 on the stopper 400 can be reduced, so that the service life of the stopper 400 can be prolonged, and the reliability of the electronic door lock can be improved.

In addition, when the protection member 200 closes the charging hole 101 and/or the key hole 102, the reset member 600 can push the limiting member 400 to move toward the direction close to the protection member 200 by the elastic potential energy stored in itself, so that one end of the limiting member can be accommodated in the limiting groove 230, and the limiting member 400 can be automatically reset.

The reset member 600 is a compression spring, a rubber member, or the like that can elastically deform in the axial direction, and the limit member 400 can be automatically reset, which will not be described in detail herein.

Referring to fig. 5 and 7, in some embodiments of the present invention, the protection member 200 is provided with a positioning groove 240, the positioning groove 240 is communicated with the limiting groove 230, and when the protection member 200 opens the key hole 102 or the charging hole 101, one end of the limiting member 400 is received in the positioning groove 240, so that the limiting member 400 can be positioned.

Specifically, the positioning groove 240 has a long strip shape, when the protection member 200 opens the key hole 102 or the charging hole 101, one end of the limiting member 400 is accommodated in the positioning groove 240 and is connected to a sidewall of the positioning groove 240, and when the limiting member 400 moves along the length direction of the positioning groove 240, the positioning groove 240 can position the limiting member 400 to avoid the situation that the limiting member 400 and the limiting groove 230 are dislocated, so that when the protection member 200 closes the key hole 102 or the charging hole 101, one end of the limiting member 400 can be accurately accommodated in the limiting groove 230, thereby improving the reliability of the electronic door lock.

Referring to fig. 1 and 3, in some embodiments of the present invention, a pulling member 700 is connected to the protection member 200, the housing assembly 100 is provided with a kidney-shaped hole 105, and the pulling member 700 is disposed through the kidney-shaped hole 105 and is movable along the length direction of the kidney-shaped hole 105, so that a user can pull the pulling member 700 to move, so as to open and close the charging hole 101 and/or the key hole 102.

Specifically, the protection member 200 is provided with a connecting hole, one end of the pulling member 700 is inserted into the connecting hole and is in interference fit with the connecting hole, and the other end of the pulling member 700 extends out of the housing assembly 100, so that a user can conveniently pull the pulling member 700 to move, and thus the charging hole 101 and/or the key hole 102 can be opened and closed.

It should be noted that, one end of the pulling member 700 is provided with a plurality of connecting strips 710, the plurality of connecting strips 710 are arranged at intervals along the circumferential direction of the pulling member 700, and the pulling member 700 is in interference fit with the connecting holes through a plurality of connectors, so that the pulling member 700 can be conveniently inserted into the connecting holes, and the pulling member 700 and the protection member 200 can be conveniently assembled.

It can be understood that the pulling member 700 can be further connected to the protection member 200 by a screw connection, one end of the pulling member 700 is provided with a first screw portion, a side wall of the connecting hole is provided with a second screw portion, and the first screw portion and the second screw portion are connected by screw threads, which also facilitates the assembly of the pulling member 700 and the protection member 200.

Of course, in some embodiments, the pulling element 700 and the protection element 200 may also be an integrated structure, and the pulling element 700 and the protection element 200 are integrally formed by injection molding, so that the number of molds can be reduced, and the manufacturing cost of the molds can be reduced, thereby reducing the production cost of the pulling element 700 and the protection element 200, and reducing the production cost of the electronic door lock.

Referring to fig. 5 and 9, in some embodiments of the present invention, a second limiting structure is disposed between the mounting seat 500 and the limiting member 400, and the second limiting structure is used for limiting the axial movement of the limiting member 400 along the mounting hole 510, so that the situation that the limiting member 400 is separated from the mounting hole 510 can be prevented, and the reliability of the door lock in use can be improved.

Specifically, the second limiting structure includes a limiting portion 410 disposed on the limiting member 400 and a limiting protrusion 520 disposed on a side wall of the mounting hole 510, the limiting portion 410 is disposed along a circumferential direction of the limiting member 400, the limiting protrusion 520 is disposed along a circumferential direction of the mounting hole 510, and when the limiting member 400 extends out of the mounting hole 510 to a certain length, the limiting portion 410 can abut against the limiting protrusion 520 to limit axial movement of the limiting member 400 along the mounting hole 510, so that the situation that the limiting member 400 is separated from the mounting hole 510 can be prevented, and the reliability of the door lock in use can be improved.

It is understood that the second limiting structure may also be a structure in which a waist-shaped groove is matched with a limiting pin, the limiting pin is disposed on the side wall of the mounting hole 510, the waist-shaped groove is disposed on the limiting member 400, and the limiting pin is accommodated in the waist-shaped groove and can abut against the side wall of the waist-shaped groove and also can limit the limiting member 400, which will not be described in detail herein.

Referring to fig. 5 and 8, in some embodiments of the present invention, the housing assembly 100 includes a housing 110 and a base 120 connected to the housing 110, the housing 110 has a receiving cavity 111, the receiving cavity 111 has an opening 112, the base 120 covers the opening 112, the housing 110 and the base 120 enclose a receiving space, the key hole 102 and the charging hole 101 are both communicated with the receiving space, the sensing module 300, the control module and the alarm module are all disposed in the receiving space, the charging interface and the mechanical lock 800 are also disposed in the receiving space, the charging hole 101 is disposed corresponding to the charging interface, and the key hole 102 is disposed corresponding to the key hole of the mechanical lock 800.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The present embodiment has been described in detail with reference to the drawings, but the present invention is not limited to the above embodiment, and various changes can be made within the knowledge of those skilled in the art without departing from the present invention.

Claims

1. An electronic door lock, comprising:

a housing assembly (100) provided with a charging aperture (101) and/or a key aperture (102);

a guard (200) movably disposed in the housing assembly (100), the guard (200) being configured to open and close the charging aperture (101) and/or the key aperture (102);

an alarm module provided to the housing assembly (100);

a sensing module (300) provided to the housing assembly (100), the sensing module (300) being capable of generating a sensing signal when the protection member (200) opens the charging hole (101) or the key hole (102);

the control module is arranged on the shell assembly (100), the control module is electrically connected with the alarm module and the induction module (300) respectively, and the control module can control the alarm module to work according to the induction signal.

2. The electronic door lock according to claim 1, wherein the housing assembly (100) is provided with a mounting slot (103), and the shielding member (200) is provided with a connecting portion (210), and the connecting portion (210) is received in the mounting slot (103) and is movable along a length direction of the mounting slot (103).

3. The electronic door lock of claim 1, wherein a guide structure is provided between the housing assembly (100) and the guard (200).

4. The electronic door lock of claim 3, wherein the guiding structure comprises a guiding portion (220) provided on the protection member (200) and a guiding slot (104) provided on the housing assembly (100), and the guiding portion (220) is received in the guiding slot (104) and is movable along a length direction of the guiding slot (104).

5. The electronic door lock of claim 1, wherein a first stop structure is provided between the guard (200) and the housing assembly (100).

6. The electronic door lock of claim 5, wherein the first position-limiting structure comprises a position-limiting member (400) disposed on the housing assembly (100) and a position-limiting groove (230) disposed on the protecting member (200), and when the protecting member (200) closes the charging hole (101) and the key hole (102), one end of the position-limiting member (400) is inserted into the position-limiting groove (230).

7. The electronic door lock according to claim 6, wherein the housing assembly (100) is provided with a mounting seat (500), the mounting seat (500) is provided with a mounting hole (510), the limiting member (400) is inserted into the mounting hole (510) and can move along the axial direction of the mounting hole (510), and a reset member (600) is disposed between the mounting seat (500) and the limiting member (400).

8. The electronic door lock according to claim 7, wherein a second limiting structure is disposed between the mounting seat (500) and the limiting member (400), and the second limiting structure is configured to limit the axial movement of the limiting member (400) along the mounting hole (510).

9. The electronic door lock of claim 6, wherein the protection member (200) is provided with a positioning groove (240), the positioning groove (240) is communicated with the positioning groove (230), and when the protection member (200) opens the key hole (102) or the charging hole (101), one end of the limiting member (400) is received in the positioning groove (240).

10. The electronic door lock of claim 9, wherein the shielding member (200) is connected with a pulling member (700), the housing assembly (100) is provided with a kidney-shaped hole (105), and the pulling member (700) is inserted into the kidney-shaped hole (105) and can move along the length direction of the kidney-shaped hole (105).