CN115874872B

CN115874872B - Device for charging intelligent door lock through door leaf closing

Info

Publication number: CN115874872B
Application number: CN202310146537.8A
Authority: CN
Inventors: 曹志圣
Original assignee: Beijing Zhisheng Vision Technology Co ltd
Current assignee: Beijing Zhisheng Vision Technology Co ltd
Priority date: 2023-02-22
Filing date: 2023-02-22
Publication date: 2023-06-02
Anticipated expiration: 2043-02-22
Also published as: CN115874872A

Abstract

The invention relates to the technical field of intelligent door locks, in particular to a device for charging an intelligent door lock through door leaf closing, which is characterized in that a lock seat is respectively arranged on one side of a door leaf which can be opened and closed with a door frame, and a correspondingly matched inclined lock tongue is arranged on the door leaf, wherein the inclined lock tongue is connected with a rechargeable battery, so that a charging passage is formed as the electric quantity of the rechargeable battery when the door leaf is closed, and the expansion of the functions of the intelligent door lock is satisfied; the lock seat and the inclined lock tongue which are connected and charged are respectively arranged on the openable side of the door leaf and the door frame, so that the universality is good and the service life is long; the inclined lock tongue is used as a metal body capable of being electrified, a groove, an insulating rubber pad and a metal sheet are arranged on the plane side, and are sequentially and fixedly arranged outwards from the bottom of the groove, and the outer edge of the metal sheet is provided with a distance from the outer edge of the insulating rubber pad, so that the use safety is ensured; the cable passes through the pulleys in a curved path, so that friction of the cable during expansion and contraction is effectively reduced, and the service life of the device is effectively prolonged.

Description

Device for charging intelligent door lock through door leaf closing

Technical Field

The invention relates to the technical field of door locks, in particular to a device for charging an intelligent door lock through door leaf closing.

Background

There are two power supply schemes for intelligent door locks on the market at present: the scheme is mainly used for an application scene of a single household door, the power supply time of the common intelligent door lock in the market at present is generally 6-12 months, the battery can be frequently replaced by a user in the process of using the door lock, unnecessary trouble is brought to the user, the power supply energy consumption problem also restricts the expansion of the intelligent door lock function, and the energy consumption condition of the function needs to be considered when the intelligent door lock expands one function; secondly, a lithium battery is used for supplying power: with the advent of new-type electronic locks such as some internet intelligence locks, face identification locks, adopt the lithium cell, this not only increases battery capacity, but also repeatedly usable, but the cost of product also has certain promotion, and this kind of scheme just need give the position map that the cable reserved when the prefabricated production of door, just need reserve good position in advance in the course of working of door body and door frame, installs the door body and door frame in advance with necessary accessory. This results in a longer production cycle, which leads to a substantial increase in overall costs once errors occur during production; by adopting the mode of the wire passing spring, the service life is influenced, once the spring loses elasticity in the repeated folding and pulling process, the whole door cannot be closed, a repairing method is not available, the whole door is intelligently replaced, the whole door needs to be customized and processed, the period is long, and the cost is high; by adopting the mode of the line passing hinge, the condition of short circuit of the line is caused along with the abrasion of the hinge, the equipment is damaged by a light person, and the fire disaster is easy to occur by a heavy person, so that the charging device which can ensure sufficient electric quantity, is safe and reliable and has low use cost is urgently needed.

Disclosure of Invention

The invention discloses a device for charging an intelligent door lock through door leaf closing, and aims to solve the technical problems in the prior art.

The invention adopts the following technical scheme:

the utility model provides a device that charges for intelligent door lock through door leaf closure, installs in the door leaf one side that can open and shut with the door frame, the opposite side of door leaf passes through the hinge and is articulated with the door frame, including installing locking notch on the door frame and install door leaf one side and with locking notch assorted spring bolt unit, the locking seat that the locking notch was equipped with is connected with the transformer electricity, spring bolt unit links to each other with rechargeable battery, rechargeable battery with a plurality of intelligent modules that are used for discernment unblanking and communication that intelligent door was equipped with, so that when the door leaf is closed, the oblique spring bolt that spring bolt unit was equipped with the locking seat intercommunication forms the electric path and charges for rechargeable battery, when the door leaf is opened, oblique spring bolt with the separation of locking seat, electric path disconnection.

In some embodiments, the latch unit further includes a main latch and a counter latch, where the oblique latch, the main latch and the counter latch extend into a locking notch provided on a door frame in a door closing state, so that the door leaf is in locking connection with the door frame, and the oblique latch is a latch that can be self-sprung and extend to the lock seat.

In some embodiments, the lock base is provided with a positive terminal and a negative terminal connected with the transformer lead, a positive spring piece and a negative spring piece respectively connected with the positive terminal and the negative terminal, and a round head body positioned at the tail ends of the positive spring piece and the negative spring piece.

In some embodiments, the round head body is respectively suspended at the tail ends of the positive electrode spring leaf and the negative electrode spring leaf, a space is arranged between the round head bodies, and the space is smaller than the thickness of the inclined spring bolt, so that when the inclined spring bolt stretches into the space, the round head bodies are respectively tightly attached to the inclined cambered surface and the opposite plane of the inclined spring bolt.

In some embodiments, the round head body is formed by rolling up the tail ends of the positive electrode spring piece and the negative electrode spring piece, and the outer convex arc wall of the round head body is tightly attached to the inclined arc surface and the plane respectively.

In some embodiments, the oblique lock tongue is movably mounted on the lock body mechanism through an elastic device, the elastic device comprises a push rod fixedly connected with the oblique lock tongue and a spring mounted on the push rod, and the push rod is slidably mounted on the bracket, so that the oblique lock tongue can freely stretch out and draw back in the process of opening and closing the door leaf, and automatically stretches out under the action of no external force.

In some embodiments, the oblique spring bolt is the metal body that can switch on, including oblique cambered surface and the plane of relative setting, be equipped with the recess on the plane and by insulating cushion and the sheetmetal of outwards fastening installation in proper order in the bottom of recess, the sheetmetal is established to the rectangle, the sheetmetal surface is in the plane, just the outer fringe of sheetmetal is apart from the outer fringe of insulating cushion all is equipped with the interval.

In some embodiments, the sheet metal outer surface area S2 is such that the planar area S1 is: S2/S1>60%;

the depth L of the groove should be such that: l is more than or equal to 1.5mm;

the distance H between the outer edge of the metal sheet and the outer edge of the insulating rubber pad is as follows: h is more than or equal to 1mm.

In some embodiments, the metal sheet and the oblique spring bolt metal body are respectively welded with a wire, the wires are respectively positioned and placed through pulley blocks, the pulley blocks comprise a plurality of pulleys, the pulleys are sequentially placed side by side, a chute for placing the wires is arranged on the periphery of each pulley, and the wires pass through the pulleys in a curved path so that the wires can stretch freely.

In some embodiments, the intelligent module comprises a wireless communication module for wireless communication with an external controller, a fingerprint module for fingerprint unlocking, an information identification module for receiving unlocking door card sensing information, a keyboard module for receiving a digital code, and a display module for displaying control information; the wireless communication module, the fingerprint module, the information identification module, the keyboard module and the display module are all connected with the control module, and the fingerprint module, the information identification module, the keyboard module and the display module are all arranged on the front side panel of the door leaf.

Advantageous effects

Compared with the prior art, the invention has the following advantages:

according to the device for charging the intelligent door lock through door leaf closing, the lock seat is arranged on the door frame and the inclined lock tongue which is correspondingly matched with the lock seat is arranged on the door leaf respectively on one side of the door leaf which can be opened and closed with the door frame, and the inclined lock tongue is connected with the rechargeable battery, so that when the door leaf is closed, the inclined lock tongue is communicated with the lock seat to form an electric passage for charging the rechargeable battery, and when the door leaf is opened, the inclined lock tongue is separated from the lock seat, and the electric passage is disconnected, so that the time of the door leaf in a closed state is about 80% of the use process of the door, the electric quantity of the rechargeable battery is ensured, the expansion of the intelligent door lock function is met, and the rechargeable battery is not required to be replaced for a plurality of years, thereby greatly facilitating users; the lock seat and the inclined lock tongue which are connected and charged are respectively arranged on the openable side of the door leaf and the door frame, so that the position is not required to be reserved in advance during the prefabrication production of the door, the overall cost of the door is greatly reduced, the universality is good, the repeated folding and pulling of a wire passing spring and a wire passing hinge are avoided, and the service life is long; the inclined lock tongue is a metal body capable of being electrified, a groove, an insulating rubber mat and a metal sheet are arranged on the plane, the insulating rubber mat and the metal sheet are sequentially and fixedly arranged outwards from the bottom of the groove, and the distance between the outer edge of the metal sheet and the outer edge of the insulating rubber mat is larger than 1mm, so that the use safety is ensured; the area of the outer surface of the metal sheet occupies more than 60 percent of the plane area, and the round head bodies at the tail ends of the positive spring piece and the negative spring piece arranged on the lock seat are respectively and tightly attached to the inclined cambered surface and the opposite plane of the inclined lock tongue, so that the reliability of charging is ensured; through the setting of cable with a plurality of pulleys of curve route process, friction when flexible can effectually be reduced to the cable to effectively improve the life of device.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments are briefly described below to form a part of the present invention, and the exemplary embodiments of the present invention and the description thereof illustrate the present invention and do not constitute undue limitations of the present invention; in the drawings:

fig. 1 is a schematic perspective view of a charging device according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a lock body technical scheme according to an embodiment of the present invention;

FIG. 3 is a schematic view of an embodiment of the present invention showing the engagement of an oblique locking bolt with a lock base;

fig. 4 is a schematic structural diagram of a technical solution of an inclined bolt plane provided by an embodiment of the present invention;

FIG. 5 is a cross-sectional view A-A of FIG. 4;

FIG. 6 is a view in the B direction of FIG. 3;

fig. 7 is a block diagram of an intelligent charging door lock according to an embodiment of the present invention.

In the figure:

a door leaf 1; pulley block 11, pulley 111; spring 12, push rod 13, bracket 14, door frame 2, lock seat 21;

negative terminal 211, positive terminal 212, positive spring piece 213, negative spring piece 214, round head 215;

a transformer 3, a cable 4; a positive cable 41; a negative cable 42; a lock body mechanism 5; the oblique lock tongue 51; an insulating rubber pad 511; a tongue copper sheet 512; a recess 513; an inclined cambered surface 514; a plane 515; a fixing adhesive 516; a main tongue 52; the lock tongue 53 is locked; a drive motor 54; the lock body 500, the control module 510, the wireless communication module 520, the storage module 530, the fingerprint module 540 and the fingerprint identifier 5410; a fingerprint sensor 5420; an information identification module 550; a display module 560; a keyboard module 570, a rechargeable battery 580; a handle 6.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to specific embodiments of the present invention and corresponding drawings. In the description of the present invention, it should be noted that, as used in the specification and the claims, the term "comprising" is an open-ended term, and should be interpreted to mean "including, but not limited to. In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

As shown in fig. 1 to 7, the technical scheme provided by the invention is as follows:

the invention discloses a device for charging an intelligent door lock through door leaf closing, which is arranged on one openable side of a door leaf 1 and a door frame 2, wherein the other side of the door leaf 1 is hinged with the door frame 2 through a hinge, the device comprises a locking opening arranged on the door frame 2 and a lock tongue unit arranged on one side of the door leaf 1 and matched with the locking opening, a lock seat 21 arranged at the locking opening is electrically connected with a transformer 3, the lock tongue unit is connected with a rechargeable battery 580, and the rechargeable battery 580 is connected with a plurality of intelligent modules arranged on the intelligent door and used for identifying unlocking and communication, so that when the door leaf 1 is closed, an inclined lock tongue 51 arranged on the lock tongue unit is communicated with the lock seat 21 to form a circuit communication for charging the rechargeable battery 580, and when the door leaf 1 is opened, the inclined lock tongue 51 is separated from the lock seat 21, and the circuit is disconnected.

Preferred embodiments provided by the present invention:

as shown in fig. 1-7:

the utility model provides a device that charges for intelligent door lock through door leaf 1 closure, installs in the door leaf 1 and the one side that door frame 2 can open and shut, the opposite side of door leaf 1 passes through the hinge and articulates with door frame 2, including installing fore shaft on door frame 2 and install door leaf 1 one side and with fore shaft assorted spring bolt unit, the fore shaft is equipped with lock seat 21 and install the transformer 3 on the wall near door frame 2 and pass through cable conductor 4 electricity and be connected, spring bolt unit and rechargeable battery 580 electricity are connected, rechargeable battery 580 with a plurality of intelligent modules that are used for discernment unblanking and communication that the intelligent door was equipped with link to each other.

In an example, the latch bolt unit includes an inclined latch bolt 51, a main latch bolt 52 and a counter latch bolt 53, all mounted on a lock body 500, the lock body 500 is mounted on a side wall of the door leaf 1, the main latch bolt 52 and the counter latch bolt 53 extend into a locking opening provided on the door frame 2 in a door closing state, and the inclined latch bolt 51 can be automatically sprung and extended into the lock seat 21, so that the door leaf 1 is in locking connection with the door frame 2, as shown in fig. 1.

Since the structures of the main latch 52 and the reverse latch 53 are related art, a detailed description thereof will be omitted.

The oblique spring bolt 51 is fixedly connected with the push rod 13, the spring 12 is arranged on the push rod 13, the push rod 13 is placed on the support 14, the support 14 is used for keeping the push rod 13 to move in the horizontal direction, when the door is opened or closed, the oblique spring bolt 51 is compressed under the action of the spring 12 under the action of external force, and the oblique spring bolt automatically extends out under the action of no external force, as shown in fig. 2.

The handle 6 is rotated by hand, the push rod 13 drives the inclined lock tongue 51 to retract, the door leaf 1 can be opened, the inclined lock tongue 51 is separated from the lock seat 21, and the charging state is finished; when the door is closed, the handle 6 is pulled by hand, and under the action of the elasticity 12, the inclined cambered surface 514 of the inclined lock tongue 51 slides into the lock seat 21 to start a charging state.

Because the lock seat 21 and the inclined lock tongue 51 which are charged in the joint way are respectively arranged on the openable side of the door leaf 1 and the door frame 2, the lock seat 21 is arranged in the lock opening, the position is not required to be reserved in advance when the door leaf 1 is prefabricated, the integral cost of the door leaf 1 is greatly reduced, the universality is good, the repeated folding and pulling of a wire passing spring and a wire passing hinge are avoided, and the service life is effectively prolonged.

In the example, the oblique spring bolt 51 is a metal body capable of being electrified, and comprises an oblique cambered surface 514 and a plane 515 which are oppositely arranged, the plane 515 is provided with a groove 513, the depth L of the groove 513 is equal to or greater than 1.5mm, the L of the example is equal to 1.5mm, and the depth of the groove 513 ensures that the thickness of the insulating rubber pad 511 meets the requirement of safety isolation, as shown in fig. 5.

The upper portion of recess 513 loops through fixed glue 516 bonding insulating rubber pad 511 and spring bolt copper sheet 512, spring bolt copper sheet 512 is established to the rectangle, the rectangle surface of spring bolt copper sheet 512 is in plane 515, just the outer fringe of spring bolt copper sheet 512 is apart from the outer fringe of insulating rubber pad 511 all is equipped with the interval, and interval H should satisfy: h is equal to or greater than 1mm, and the H is equal to 1mm in this example, so that the isolation between the bolt copper sheet 512 and the metal body of the inclined bolt 51 is ensured, and the use safety is further ensured, as shown in fig. 4 and 5.

The area S1 of the plane 515 is rectangular, and the area S2 of the outer surface of the latch copper sheet 512 should satisfy: S2/S1>60%, the connection of the oblique lock tongue 51 and the cambered surface of the round head body 215 arranged in the lock seat 21 is ensured, and the accurate charging of the door leaf 1 in the closed state is ensured.

The positive electrode cable 41 is welded and led out from the lock tongue copper sheet 512, and the negative electrode cable 42 is welded and led out from the metal body of the inclined lock tongue 51, so that the reliability of connection is ensured.

In the example, the lock seat 21 is provided with a wire connection to the transformer 3. A junction box is reserved at a position near an indoor door frame 2 or a 12V transformer 3 is reserved in an indoor distribution box near a door position, firstly, cables with RVV2 x 1.0 led upwards from the reserved space of the distribution box are pressed and connected to 110V-220V ends of the transformer, and cables with RVV2 x 1.0 are pressed and connected from 12V ends of the transformer 3, wherein the lengths of the cables are reserved according to actual measurement conditions, and the cables comprise a positive cable 41 and a negative cable 42.

The lock base 21 is provided with a negative binding post 211, a positive binding post 212, a positive spring piece 213, a negative spring piece 214 and a round head 215.

The negative terminal 211 and the positive terminal 212 provided on the lock base 21 are respectively engaged with the negative cable 42 and the positive cable 41 led out from the transformer 3.

The ends of the positive spring piece 213 and the negative spring piece 214 extending from the positive terminal 212 and the negative terminal 211 are fixedly connected with a round head body 215.

In the example, the rounded head bodies 215 are formed by rolling up the ends of the positive electrode spring piece 213 and the negative electrode spring piece 214, a space is provided between the two rounded head bodies 215, the space should be smaller than the maximum thickness of the inclined arc surface 514 of the inclined spring piece 51 from the plane 515, so that when the inclined spring piece 51 stretches into the space, the convex arc wall of the rounded head body 215 of the positive electrode spring piece 213 is tightly attached to the copper piece 512 of the spring piece in the plane 515 of the inclined spring piece 51, and the convex arc wall of the rounded head body 215 of the negative electrode spring piece 214 is tightly attached to the inclined arc surface 514 of the inclined spring piece 51, and as the positive electrode spring piece 213 and the negative electrode spring piece 214 are mounted at different heights, as shown in fig. 3, the condition of short connection between the positive electrode and the negative electrode can be effectively solved, and in addition, the maintenance is easy.

The positive electrode cable 41 led out from the bolt copper sheet 512 of the oblique bolt 51 through welding, the negative electrode cable 42 led out from the oblique cambered surface 514 of the oblique bolt 51 through welding are respectively connected with the rechargeable battery 580 to form an electric path, charging is started, and when the oblique bolt 51 is pulled out from the space, the path is disconnected, and charging is ended.

As shown in fig. 2, the positive cables 41 led out from the copper latch sheet 512 of the oblique latch 51, the negative cables 42 led out from the oblique cambered surface 514 of the oblique latch 51 by welding are respectively positioned and placed by pulley blocks 11, in this example, two pulley blocks 11 are provided, and the number of pulleys 111 is 3.

The 3 pulleys 111 of every group pulley block 11 are placed side by side in proper order, pulley 111 periphery is equipped with and places the spout (not shown in the figure) of cable, anodal cable 41 the negative pole cable 42 is respectively along different curved path two sets of pulley block 11, because the center line of 3 pulleys 111 of first group is the contained angle with the center line of 3 pulleys 111 of second group for the cable is flexible, can effectively reduce the friction of cable when flexible, thereby effectively improve the life of device.

In an example, the intelligent module includes a wireless communication module 520 for wireless communication with an external controller, a fingerprint module 540 for fingerprint unlocking, an information identification module 550 for receiving unlocking door card sensing information, a keypad module 570 for receiving a digital code, and a display module 560 for displaying control information; the wireless communication module 520, the fingerprint module 540, the information identification module 550, the keyboard module 570 and the display module 560 are all connected with the control module 510, the fingerprint module 540, the information identification module 550, the keyboard module 570 and the display module 560 are all arranged on the front side panel of the door leaf 1, and the rechargeable battery 580 is connected with the control module 510 to supply power to the rechargeable battery 580.

The intelligent module further comprises a storage module 530 for storing door lock setting information, the storage module 530 is connected with the control module 510, the storage module 530 is specifically used for storing door lock setting information, such as storing door card information, inputting unlocking fingerprint information, unlocking password information, and the like, and can be stored in real time according to a modification instruction input by a user, and even when the control module 510 cannot supply power, data in the storage module 530 cannot be deleted, so that normal use of the door lock can be ensured after the door lock is powered on again.

The intelligent module and the lock body mechanism 5 are both connected with the control module 510, and the control module 510 controls the driving motor 54 to drive the lock body mechanism 5 to perform corresponding actions after receiving a preset door locking and opening instruction, and the intelligent control part of the door lock belongs to the prior art and is not described in detail herein.

The embodiments of the present invention have been described above with reference to the accompanying drawings, but the present invention is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present invention and the scope of the claims, which are to be protected by the present invention.

Claims

1. The utility model provides a device that charges for intelligent door lock through door leaf closure installs in the door leaf one side that can open and shut with the door frame, be equipped with the fore shaft on the door frame, be equipped with on the door leaf with fore shaft assorted spring bolt unit, the opposite side of door leaf is articulated with the door frame through the hinge, its characterized in that: the lock seat arranged at the lock opening is electrically connected with the transformer, the lock tongue unit is connected with the rechargeable battery, and the rechargeable battery is connected with a plurality of intelligent modules which are arranged on the intelligent door lock and used for identifying unlocking and communication; the lock seat is provided with a positive wiring column and a negative wiring column which are connected with the transformer lead, a positive spring piece, a negative spring piece and round head bodies, wherein the positive spring piece and the negative spring piece are respectively connected with the positive wiring column and the negative wiring column, the round head bodies are arranged at the tail ends of the positive spring piece and the negative spring piece in opposite directions, the distance between the round head bodies is smaller than the thickness of an oblique lock tongue arranged on the lock tongue unit, and when the oblique lock tongue stretches into the distance, the two round head bodies are respectively tightly attached to the oblique cambered surface and the opposite plane of the oblique lock tongue;

the inclined lock tongue is a metal body capable of being electrified, and a groove and the bottom of the groove are arranged on the plane

The insulation rubber cushion and the metal sheet are fixedly arranged outwards in sequence, the metal sheet is rectangular, the surface of the metal sheet is arranged in the plane, and the outer edge of the metal sheet is provided with a distance from the outer edge of the insulation rubber cushion;

the metal sheet and the inclined spring bolt metal body are respectively welded with a wire, the wires are respectively positioned and placed through pulley blocks, the pulley blocks comprise a plurality of pulleys, the pulleys are sequentially placed side by side, the periphery of each pulley is provided with a chute for placing the wires, and the wires pass through the pulleys in a curved path so that the wires can be stretched freely;

when the door leaf is closed, the inclined lock tongue arranged on the lock tongue unit is communicated with the lock seat to form an electric path for charging the rechargeable battery, and when the door leaf is opened, the inclined lock tongue is separated from the lock seat, and the electric path is disconnected.

2. The device for charging an intelligent door lock by door leaf closure of claim 1, wherein: the lock tongue unit also comprises a main lock tongue and a back lock tongue, wherein the inclined lock tongue, the main lock tongue and the back lock tongue extend into a locking notch arranged on a door frame in a door closing state, so that a door leaf and the door frame are in locking connection, and the inclined lock tongue can extend to a lock seat from a spring.

3. The device for charging an intelligent door lock by door leaf closure according to claim 2, wherein: the round head body is formed by rolling the tail ends of the positive electrode spring piece and the negative electrode spring piece respectively, and the outer convex arc wall of the round head body is tightly attached to the inclined arc surface and the plane respectively.

4. The device for charging an intelligent door lock by door leaf closure according to claim 2, wherein: the inclined lock tongue is movably arranged on the lock body mechanism through an elastic device, the elastic device comprises a push rod fixedly connected with the inclined lock tongue and a spring arranged on the push rod, and the push rod is slidably arranged on the support, so that the inclined lock tongue can freely stretch out and draw back in the process of opening and closing the door leaf, and can automatically stretch out under the action of no external force.

5. The device for charging an intelligent door lock by door leaf closure of claim 1, wherein: the planar area S1 and the sheet metal outer surface area S2 should satisfy: S2/S1>60%;

6. The device for charging an intelligent door lock by door leaf closure according to claim 2, wherein: the metal sheet with the wire has been welded respectively on the oblique spring bolt metal body, the wire is placed through the assembly pulley location respectively, the assembly pulley includes a plurality of pulleys, the pulley is placed side by side in proper order, the pulley periphery is equipped with and places the spout of wire, the wire passes through a plurality of with the curve route the pulley for the wire is flexible.

7. The device for charging an intelligent door lock by door leaf closure of claim 1, wherein: the intelligent module comprises a wireless communication module for wireless communication with an external controller, a fingerprint module for fingerprint unlocking, a face recognition module for face recognition unlocking, an information recognition module for receiving unlocking door card induction information, a keyboard module for receiving a digital password and a display module for displaying control information; the wireless communication module, the fingerprint module, the information identification module, the keyboard module and the display module are all connected with the control module, and the fingerprint module, the information identification module, the keyboard module and the display module are all arranged on the front side panel of the door leaf.