KR101933671B1 - Power Supply System for Digital Door Lock - Google Patents

Abstract

The present invention relates to a power supply system of a digital door lock and, more specifically, to a power supply system of a digital door lock always supplying external power source through a latch bolt to a digital door lock installed in an emergency exit door of a building or a door of public facility. A digital door lock comprises: a motis unit; an indoor side body; an outdoor side body; and a strike.

Description

[0001] The present invention relates to a power supply system for a digital door lock,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a power supply system for a digital door lock, and more particularly to a power supply system for a digital door lock which always supplies external power via a latch bolt to a digital door lock installed in an emergency door or a public facility will be.

The conventional digital door lock system operates by using a disposable battery or the like which is consumed depending on the usage amount and the usage time as a main supply power. In this manner, when the power supply method using the battery or the like is performed, the operation speed of the door lock is significantly slowed down after a certain period of time, and when such a phenomenon continues, the door lock operation may be stopped due to the discharge of the battery. The door lock can not be forcibly opened. Therefore, it is inconvenient to open the door lock with a separate emergency battery and exchange the door lock battery or the like inside.

Especially, in a hotel, a hotel, an inn, a locker, and a storage box in which a door lock system is installed in large quantities, it is necessary to frequently replace the battery of a door lock, which increases maintenance costs such as battery costs and personnel expenses.

An object of the present invention is to provide a power supply system for a digital door lock which constantly supplies external power to a digital door lock installed in an emergency door or a public facility door of a building through a latch bolt.

According to an aspect of the present invention, there is provided a digital door lock installed on a door, comprising: a motis unit for locking the door; An indoor body installed at one side of the door; An outdoor side body installed on the other side of the door; And a strike installed in the frame of the door; Wherein the strike is connected to an external power supply, and the motis unit comprises: a deadbolt inserted into the strike to perform a lock on the door; At least two latch bolts inserted into the strike to perform fixing to the door; And an internal power supply unit for supplying power to the motive unit, the indoor body, and the outdoor body; Wherein the strike includes a strike groove into which the dead bolt and the at least two latch bolts can be inserted; And two or more connecting terminals located in the strike groove and connected to the electrodes of the external power supply device, respectively, wherein the two or more latch bolts are connected to the at least two connecting terminals via the at least two connecting terminals when the door in which the digital door lock is installed is closed Each of which is connected to an electrode of an external power supply unit, and the internal power supply unit is connected to the at least two latch bolts to supply power to the external power supply unit.

In the present invention, each of the at least two connection terminals may include a connection terminal head directly contacting the latch bolt; A connection terminal shaft for providing a guide for linear movement when the connection terminal head is pushed by the latch bolt; A connection terminal spring for applying a restoring force to the connection terminal head when the connection terminal head is pushed by the latch bolt; And connection terminal connection springs respectively connected to the electrodes of the external power supply device; And the connection terminal head is spaced from the connection terminal connection spring by a predetermined distance or more when it is not pressed by the latch bolt and can contact the connection terminal connection spring when pressed by the latch bolt.

In the present invention, each of the at least two latch bolts includes: a latch bolt body that is in direct contact with the connection terminal; A latch bolt rotating shaft which is a center of rotation of the latch bolt body; A latch bolt torsion spring for applying a restoring force as the latch bolt body rotates; A latch bolt connecting spring connected to an electrode of the internal power supply unit; Wherein the latch bolt body is spaced apart from the latch bolt connection spring by a predetermined distance when the door is opened and the latch bolt is pressed in contact with the strike or the connection terminal in accordance with the closing of the door It can contact the latch bolt connection spring.

According to an aspect of the present invention, there is provided a digital door lock system comprising: a digital door lock; A management server for confirming a user's authority through authentication and transmitting an authentication key and a drive command capable of driving the digital door lock; And a remote door lock module for transmitting authentication information to the management server and transmitting the authentication key to the digital door lock, thereby performing authentication; Wherein the digital door lock includes: a wireless communication unit capable of performing wireless communication with the remote door lock module; An authentication key verifying unit for verifying the authentication key received from the remote door lock module; And a deadbolt driver for driving the deadbolt of the digital door lock system based on the drive command received from the remote door lock module to release the locked state. Wherein the remote door lock module is installed in an open platform in a smart device and includes an authentication information input module for receiving user authentication information; A server communication module that communicates with the management server to transmit the authentication information to the management server and receives an authentication key from the management server; A drive control module for generating a drive command for controlling driving of the digital door lock; A door lock communication module for communicating with the digital door lock and transmitting the authentication key and the drive command to the digital door lock; Wherein the management server comprises: a door lock information DB storing user right information and an authentication key of the digital door lock; A server communication unit capable of communicating with the remote door lock module; And an authentication unit for verifying the authority of the transmitted authentication information of the user based on the user right information of the door lock information DB and transmitting the authentication key when the right is confirmed; To provide a digital door lock system.

In the present invention, the management server may further include: a recording management unit for generating an authentication record when the authentication for the digital door lock is performed, and generating a driving record when the driving information for the digital door lock is received; And a recording DB in which the authentication record and the driving record for the digital door lock are stored; The remote door lock module may transmit an authentication key and a driving command to the digital door lock and a record of transmission of the authentication key and the driving command to the management server.

According to an embodiment of the present invention, power is always supplied to the digital door lock installed on the door, thereby providing an effect of smoothly supplying power to the digital door lock.

According to an embodiment of the present invention, it is possible to provide an effect of supplying power without inconvenience of separately constructing wiring for power supply.

According to an embodiment of the present invention, the electrode is connected through the strike provided in the door frame, thereby exerting the effect that the power line is not exposed to the outside.

According to an embodiment of the present invention, when the door is opened, a terminal for power supply can be spaced apart and an effect of preventing leakage of electric power can be exhibited.

According to an embodiment of the present invention, the door lock can be opened and closed through a remote door lock module installed in a user's smart device or the like.

According to an embodiment of the present invention, when the door lock is opened and closed through the remote door lock module, the management server can manage the opening and closing record.

1 is an exploded perspective view schematically illustrating a digital door lock according to an embodiment of the present invention.
2 is a perspective view schematically showing a motice portion and a strike according to an embodiment of the present invention.
3 is a cross-sectional view schematically showing a connection terminal and a latch bolt according to an embodiment of the present invention.
4 is a plan view schematically showing the operation of the latch bolt according to an embodiment of the present invention.
5 is a side view schematically showing the operation of a connection terminal according to an embodiment of the present invention.
6 is a cross-sectional view schematically showing a strike and a latch bolt according to an embodiment of the present invention.
FIG. 7 is a perspective view schematically showing a motice part and a strike according to another embodiment of the present invention. FIG.
8 is a perspective view schematically showing the operation of the digital door lock system according to an embodiment of the present invention.
9 is a diagram schematically showing the configuration and operation of a digital door lock system according to an embodiment of the present invention.
FIG. 10 is a block diagram schematically illustrating an internal configuration of a digital door lock according to an embodiment of the present invention.
11 is a block diagram schematically illustrating an internal configuration of a user terminal according to an embodiment of the present invention.
12 is a block diagram schematically showing an internal configuration of a management server according to an embodiment of the present invention.

In the following, various embodiments and / or aspects are now described with reference to the drawings. In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of one or more aspects. However, it will also be appreciated by those of ordinary skill in the art that such aspect (s) may be practiced without these specific details. The following description and the annexed drawings set forth in detail certain illustrative aspects of one or more aspects. It is to be understood, however, that such aspects are illustrative and that some of the various ways of practicing various aspects of the principles of various aspects may be utilized, and that the description set forth is intended to include all such aspects and their equivalents.

In addition, various aspects and features will be presented by a system that may include multiple devices, components and / or modules, and so forth. It should be understood that the various systems may include additional devices, components and / or modules, etc., and / or may not include all of the devices, components, modules, etc. discussed in connection with the drawings Must be understood and understood.

As used herein, the terms "an embodiment," "an embodiment," " an embodiment, "" an embodiment ", etc. are intended to indicate that any aspect or design described is better or worse than other aspects or designs. . The terms 'component', 'module', 'system', 'interface', etc. used in the following generally refer to a computer-related entity, And a combination of software and software.

It is also to be understood that the term " comprises "and / or" comprising " means that the feature and / or component is present, but does not exclude the presence or addition of one or more other features, components and / It should be understood that it does not.

Also, terms including ordinal numbers such as first, second, etc. may be used to describe various elements, but the elements are not limited to these terms. The terms are used only for the purpose of distinguishing one component from another. For example, without departing from the scope of the present invention, the first component may be referred to as a second component, and similarly, the second component may also be referred to as a first component. And / or < / RTI > includes any combination of a plurality of related listed items or any of a plurality of related listed items.

Furthermore, in the embodiments of the present invention, all terms used herein, including technical or scientific terms, unless otherwise defined, are intended to be inclusive in a manner that is generally understood by those of ordinary skill in the art to which this invention belongs. Have the same meaning. Terms such as those defined in commonly used dictionaries are to be interpreted as having a meaning consistent with the contextual meaning of the related art and, unless explicitly defined in the embodiments of the present invention, are intended to mean ideal or overly formal .

The door lock in this specification includes not only a door lock installed on a door-shaped structure but also a locking device used for various types of industrial and domestic locking modules or facilities for protecting the internal elements from the outside.

1 is an exploded perspective view schematically showing a digital door lock 1000 according to an embodiment of the present invention.

Referring to FIG. 1, a digital door lock 1000 according to an exemplary embodiment of the present invention includes a motto unit 100 for locking the door, an interior body 300 installed at one side of the door, An outdoor side body 400 installed on the other side, and a strike 200 installed on the door frame.

The motice unit 100 is installed in the inner space of the door and serves as a locking device. The motice unit 100 includes a dead bolt 130 inserted in the strike 200 to lock the door and two or more latch bolts inserted in the strike 200 to fix the door to the door. A latch bolt drive hole 140 and a dead bolt drive hole 150 that can drive the latch bolts 110 and 120 and the dead bolt 130, respectively, have.

The latch bolt drive hole 140 is rotated by the movement of the indoor side handle 310 of the indoor side body 300 or the outdoor side handle 410 of the outdoor side body 400 Thereby driving the latch bolts 110 and 120 to open the door. In general, the indoor-side handle 310 or the outdoor-side handle 410 is a rotatable handle, and the rotary motion of the handle is directly inputted and rotated to drive the latch bolts 110 and 120.

The dead bolt drive hole 150 is rotated by the unlocking operation of the indoor body 300 or the outdoor body 400 to drive the dead bolt 130, To be opened. According to an embodiment of the present invention, the unlocking operation of the indoor body 300 or the outdoor body 400 may be performed by directly driving the driving force of the motor or the like to rotate the deadbolt driving hole 150, The driving unit receives driving signals from the indoor body 300 or the outdoor body 400 and drives a drive unit (not shown) or the like inside the motice unit 100 to drive the dead bolt 130, Thereby performing a locking operation or an unlocking operation.

In one embodiment of the present invention, the motiess part 100 may include two or more latch bolts 110, In an embodiment of the present invention, the two or more latch bolts 110 and 120 serve as terminals for supplying power to the digital door lock 100, respectively.

The indoor side body 300 is installed on one side of the door. When the digital door lock 100 is installed on the entrance of a building or the like, the one side may be the inside of the building, and when the digital door lock 100 is installed on a door or the like of the room, the one side may be the inside of the room. The indoor side body 300 includes an indoor side handle 310 that can be held and operated by a user to open the door and is configured to operate the latch bolt drive hole 140 and the dead bolt drive hole 150 And may include an indoor latch bolt drive shaft 340 and an indoor deadbolt drive shaft 350.

In an embodiment of the present invention, the indoor bolt drive shaft 340 may be rotated by rotating the indoor knob 310 to rotate the latch bolt drive hole 140.

The indoor body 300 may include an unlocking button (not shown) or an unlocking handle (not shown) to depress the unlocking button or rotate the unlocking handle, The drive shaft 350 may be rotated to rotate the deadbolt drive hole 150. [

The outdoor side body 400 is installed on the other side of the door. When the digital door lock 100 is installed on the entrance of a building or the like, the other side may be the outdoor side of the building, and when the digital door lock 100 is installed in a door of a room or the like, the other side may be the outside of the room. The outdoor side body 400 includes an outdoor side handle 410 that can be held and operated by the user to open the door and a keypad 420 for inputting a password or the like for unlocking the door, An outdoor latch bolt drive shaft (not shown) and an outdoor dead bolt drive shaft (not shown) capable of operating the latch bolt drive hole 140 and the dead bolt drive hole 150.

In one embodiment of the present invention, when the user is authenticated through an unlocking method such as receiving a password through the keypad 420, the outdoor body 300 rotates the outdoor deadbolt drive shaft (not shown) So that the deadbolt drive hole 150 can be rotated.

In addition, by rotating the outdoor knob 410, the latch bolt drive hole 140 can be rotated by rotating the outdoor latch bolt drive shaft (not shown).

The strike 200 may be installed in the door frame so as to correspond to the motiess part 100. The strike 200 may include a strike plate 210 and a strike box 220.

The striking plate 210 is installed in the door frame and directly contacts the latch bolts 110 and 120 when the door is opened or closed. When the door is closed and locked, the dead bolt 130 The door can be fixed by restricting the movement of the dead bolt 130 by including the hole into which the mortice unit 100 can be inserted.

The striking box 220 is inserted into the door frame to secure a space in which the latch bolts 110 and 120 and the dead bolts 130 can be inserted.

In one embodiment of the present invention, the strike may be connected to an external power supply. When the door is closed by connecting the strike to the external power source, the power is supplied to the motis unit 100 through the latch bolts 110 and 120 inserted in the strike.

FIG. 2 is a perspective view schematically showing a mottic part 100 and a strike 200 according to an embodiment of the present invention.

Referring to FIG. 2, it can be seen that the motives unit 100 and the strike 200 supply power.

Referring to FIG. 2, a strike 200 according to an embodiment of the present invention includes a strike groove 224 into which the dead bolt 130 and two or more latch bolts 110 and 120 can be inserted, And two or more connection terminals 221 and 222 which are respectively located at the power supply terminals 224 and 224 and are respectively connected to the electrodes of the external power supply apparatus.

The strike groove 224 may be formed by the strike plate 210 and the strike box 220.

The connection terminals 221 and 222 are connected to the electrodes of the external power supply through external power supply lines 223, respectively. In the embodiment of FIG. 2, the first connection terminal 221 is connected to the first electrode of the external power supply device, and the second connection terminal 222 is connected to the second electrode of the external power supply device, 221) 222 to receive power from the external power supply.

The motive portion 100 may include a dead bolt 130 and two or more latch bolts 110 and 120 as shown in FIG. At this time, the two or more latch bolts (110) and (120) are connected to the external power supply device through the two or more connection terminals 221 and 222 when the door provided with the digital door lock 100 is closed, Lt; / RTI >

2, the first latch bolt 110 is connected to the first electrode of the external power supply unit by being connected to the first connection terminal 221, and the second latch bolt 120 is connected to the second electrode of the second power supply unit And may be connected to the second electrode of the external power supply device by being connected to the connection terminal 222. The first latch bolt 110 and the second latch bolt 120 are connected to the internal power supply unit provided in the motive unit 100 to rotate the motive unit 100, the interior body 300, So that power can be supplied to the outdoor side body 400.

3 is a cross-sectional view schematically showing a connection terminal and a latch bolt according to an embodiment of the present invention.

3 (a) shows a state in which the door is opened so that the striker 200 and the moteger 100 are separated from each other, FIG. 3 (b) ) Are combined.

Referring to FIG. 3 (a), the motis unit 100 may include an internal power supply unit 160. The internal power supply unit 160 supplies power to the motis unit 100, the indoor body 300 and the outdoor body 400 so that the digital door lock unit 1000 can operate normally. The internal power supply unit 160 stores power supplied from the outside including a power storage device and stores power supplied from the external power supply unit 230 to the digital door lock unit 1000 through power stored therein. And when the door is closed again and connected to the external power supply unit 230, the power can be stored again.

At this time, the internal power supply unit 160 may be connected to the at least two latch bolts 110 and 120 to receive power from the external power supply unit 230.

3 (a), the first connection terminal 221 of the strike 200 is connected to the first electrode of the external power supply 230 through the external power supply line 223, The connection terminal 222 is connected to the second electrode of the external power supply line 223.

When the door is opened, the dead bolt 130 is inserted into the inside of the mortise unit 100 as shown in FIG. 3A so as not to collide with the striker 200 when the door is opened or closed.

The first latch bolt 110 and the second latch bolt 120 may be rotated about the latch bolt rotation axis 180 and inserted into the inside of the motis unit 100. A first latch bolt connecting spring 113 and a second latch bolt connecting spring 123 are positioned in the space where the first latch bolt 110 and the second latch bolt 120 are inserted, The spring 113 and the second latch bolt connecting spring 123 are connected to the internal power supply unit 160 through the internal power supply line 170.

3, the dead bolt 130 is protruded from the mottic part 100 and the strike 200 when the door is closed and the mottic part 100 is engaged with the strike 200. [ Thereby preventing the door from being opened and maintaining the locked state of the door.

The first latch bolt 110 and the second latch bolt 120 are inserted into the strike groove 224 and come into contact with the first connection terminal 221 and the second connection terminal 222, respectively. The first latch bolt 110 and the second latch bolt 120 are connected to the first connection terminal 221 and the second connection terminal 222 by the contact between the first latch bolt 110 and the second latch bolt 120, And is brought into contact with the first latch bolt connecting spring 113 and the second latch bolt connecting spring 123, respectively.

3 (b), the external power supply 230 sequentially connects the external power supply line 223, the connection terminals 221 and 222, the latch bolts 110 and 120, the latch bolt connection Power is supplied to the internal power supply unit 160 via the springs 113 and 123 and the internal power supply line 170. [

4 is a plan view schematically illustrating the operation of the latch bolts 110 and 120 according to an embodiment of the present invention.

4 is a top view of the second latch bolt 120 according to an embodiment of the present invention. The first latch bolt 110 has the same structure as the second latch bolt 120 and performs the same operation. 4, the structure and operation principle of the second latch bolt 120 will be described, but it will be apparent to those skilled in the art that the first latch bolt 110 also has the same structure and operation principle.

4, the second latch bolt 120 includes a second latch bolt body 121 that is in direct contact with the second connection terminal 222, a latch bolt 121 that is a center of rotation of the latch bolt body 121, A second latch bolt torsion spring 122 for applying a restoring force as the latch bolt body 121 rotates and a second latch bolt connection spring 123 connected to the electrode of the internal power supply unit.

4 (a) shows a state in which the door is opened and the second latch bolt 120 protrudes to the outside of the motice unit 100.

Referring to FIG. 4A, the second latch bolt body 121 has a fan shape and can rotate around the latch bolt rotation axis 180. The second latch bolt body 121 is positioned in the form of one side of the fan-shaped protrusions protruding from the motice unit 100. When one side of the fan-shaped unit collides with the strike 200 as the door is closed, So that it can be inserted into the inside of the motive part 100 by rotating around the bolt rotating shaft 180.

The second latch bolt torsion spring 122 provides a restoring force as the second latch bolt body 121 rotates around the latch bolt rotation axis 180. 4 (a), when the second latch bolt body 121 collides with the strike 200, the second latch bolt body 121 rotates clockwise about the latch bolt rotation axis 180 The second latch bolt torsion spring 122 provides a counterclockwise torque to the second latch bolt body 121 so that the second latch bolt body 121 rotates in the mottle portion 100).

The second latch bolt connecting spring 123 is connected to the internal power supply line 170 and the internal power supply line 170 is connected to the second latch bolt connecting spring 123, And is connected to the second electrode of the internal power supply unit 160.

4 (a), the second latch bolt body 121 is separated from the second latch bolt connection spring 123 by a predetermined distance when the door is opened. When the door is opened, the second latch bolt body 121, which protrudes outside the motive portion 100, is separated from the second latch bolt connection spring 123, It is possible to prevent the leakage of the current by interrupting the external connection of the second electrode of the first electrode and the internal power supply line 170.

4 (b) shows a state in which the second latch bolt 120 is inserted into the inside of the motive portion 100 while contacting the strike plate 210 while the door is closed.

Referring to FIG. 4B, the second latch bolt body 121 rotates clockwise about the latch bolt rotation axis 180 by contacting the strike plate 210, . At this time, as the second latch bolt body 121 rotates in the clockwise direction, it contacts the second latch bolt connection spring 123 and further rotates clockwise after the contact, so that the second latch bolt connection spring 123).

The second latch bolt connecting spring 123 is configured as a bar spring so that the second latch bolt connecting spring 123 further rotates after the second latch bolt body 121 contacts the second latch bolt connecting spring 123, (100).

4C shows a state in which the door is closed so that the second latch bolt 120 is inserted into the strike groove 224 and is in contact with the second connection terminal 222 inside the striking strike groove 224 .

4 (c), the second latch bolt body 121 is protruded as compared with the case of FIG. 4 (b), but the second latch bolt body 121 is protruded by the second connection terminal 222 as shown in FIG. But is less prominent than the other. At this time. The second latch bolt body 121 is brought into contact with the second latch bolt connection spring.

Referring to FIG. 4C, the second latch bolt body 121 includes a second latch bolt conductor portion 124, and a current can flow through the second latch bolt conductor portion 124 . At this time, the second latch bolt body 121 excluding the second latch bolt conductor portion 124 is composed of an insulator so as to prevent leakage of the current.

4 (c), the second electrode of the external power supply unit 230 is sequentially connected to the external power supply line 223, the second connection terminal 222, the second latch bolt And is connected to the second electrode of the internal power supply unit 160 through the conductor unit 124, the second latch bolt connection spring 123, and the internal power supply line 170.

When the second latch bolt 120 is pressed in contact with the strike 200 or the second connection terminal 222 as the door is closed, the second latch bolt 120 contacts the second latch bolt connection spring 123, The second electrode of the internal power supply unit 160 is connected to the external power supply through the second connection terminal 222 by being connected to the second electrode of the internal power supply unit 160 through the second latch bolt connection spring 123, To be connected to the second electrode of the second electrode (230).

The first electrode of the internal power supply unit 160 may be connected to the first electrode of the external power supply unit 230 through the first connection terminal 221. [

The electrodes of the internal power supply unit 160 are connected to the electrodes of the external power supply unit 230 so that power can be supplied to the internal power supply unit 160 and the supplied power can be supplied to the internal power supply unit 160 So that the digital door lock 1000 can be smoothly operated.

5 is a side view schematically showing the operation of connection terminals 221 and 222 according to an embodiment of the present invention.

5 is a cross-sectional view of a second connection terminal 222 according to an embodiment of the present invention. The first connection terminal 221 has the same structure as the second connection terminal 222 and performs the same operation. 5, the structure and operation principle of the second connection terminal 222 will be described. It will be apparent to those skilled in the art that the first connection terminal 221 also has the same structure and operation principle.

5, the second connection terminal 222 includes a second connection terminal head 222a directly contacting the second latch bolt 120, a second connection terminal head 222a connected to the second latch bolt 120, A second connection terminal shaft 222b for providing a guide for linear movement when pressed by the second latch bolt 120 when the second connection terminal head 222a is pushed by the second latch bolt 120, A second connection terminal spring 222c for applying a restoring force to the connection terminal head 222a and a second connection terminal connection spring 222d connected to the second electrode of the external power supply device 230. [

5 (a) shows a state in which the door is opened and the second connection terminal head 222a protrudes into the strike groove 224. As shown in Fig.

Referring to FIG. 5 (a), the second connection terminal head may be coupled with the second connection terminal axis 222b and linearly move along the second connection terminal axis 222b. The second connection terminal spring 222c is engaged with the second connection terminal shaft 222b and the second connection terminal head 222a so that the second connection terminal head 222a is in contact with the strike groove 224 ) To provide a resilient force. The second connection terminal spring 222c is in the form of a coil compression spring and the second connection terminal shaft 222b passes through the second connection terminal spring 222c and the second connection terminal spring 222c Is in contact with the second connection terminal head 222a and the other end is in contact with the second connection terminal axis 222b.

The second connection terminal connection spring 222d is connected to the external power supply line 223 and the external power supply line 223 is connected to the second connection terminal connection spring 222d. And is connected to the second electrode of the external power supply 230.

5A, the second connection terminal head 222a is spaced apart from the second connection terminal connection spring 222d by a predetermined distance when not pressed by the second latch bolt 120 have. Accordingly, the second electrode of the external power supply unit 230 and components connected through the external power supply line 223 are prevented from being exposed to the outside, thereby preventing current leakage.

5B shows a state in which the door is closed so that the second latch bolt 120 contacts the second connection terminal head 222a and presses the second connection terminal head 222a.

Referring to FIG. 5 (b), the second connection terminal head 222a is inserted into the striking box 220 by the second latch bolt 120. At this time, when the second connection terminal head 222a is pressed by the second latch bolt 120, the second connection terminal connection spring 222d contacts the second connection terminal connection spring 222d. The second connection terminal connection spring 222d connected to the external power supply line 223 contacts the second connection terminal head 222a so that the second connection terminal head 222a contacts the external power supply line 222a, Power is supplied to the internal power supply unit 160 through the second latch bolt conductor unit 124 of the second latch bolt 120 that is in contact with the second electrode of the second connection terminal unit 230, .

At this time, the second connection terminal connection spring 222d is constituted by a bar spring, so that the second connection terminal connection spring 222d can stably contact the second connection terminal head 222a to supply power .

When the second connection terminal head 222a is pressed in contact with the second latch bolt 120 when the door is closed, the second connection terminal connection spring 222d contacts the second connection terminal connection spring 222d, The second electrode of the external power supply unit 230 is connected to the second electrode of the internal power supply unit 230 through the second latch bolt 120. [ 2 electrode.

The first electrode of the external power supply unit 230 may be connected to the first electrode of the internal power supply unit 160 through the first latch bolt 110. [

The electrodes of the external power supply unit 230 are connected to the electrodes of the internal power supply unit 160 so that power can be supplied to the internal power supply unit 160 and the supplied power is stored in the internal power supply unit 160 So that the digital door lock 1000 can operate smoothly.

6 is a cross-sectional view schematically showing a strike 200 and latch bolts 110 and 120 according to an embodiment of the present invention.

6 is a view showing a state in which the latch bolts 110 and 120 according to the embodiment of the present invention are in contact with the strike plate 210 in the process of closing the door.

6, the latch bolt body portions 114 and 124 of the latch bolts 110 and 120 according to the embodiment of the present invention are formed such that the latch bolt bodies 111 and 121 are engaged with the strike 200, And is located inside the groove formed at a predetermined depth from the surface in contact with the contact surface. The latch bolt conductors 114 and 124 connected to the respective electrodes of the internal power supply unit 160 through the latch bolt connecting springs 113 and 123 are preset from the surfaces of the latch bolt bodies 111 and 121 The surface of the latch bolt bodies 111 and 121 is positioned inside the groove formed by the depth of the latch bolt bodies 114 and 124 when contacting the strike plate 210 while the door is closed. So as not to directly contact the striking plate 210.

Generally, the strike plate 210 collides with the latch bolt when the door is closed. The striking plate 210 which continuously collides with the door according to the opening and closing of the door is generally made of a metal material for durability. At this time, when the latch bolt conductor portions 114 and 124 are in direct contact with the strike plate 210, the two latch bolt conductor portions 114 and 124 are electrically connected to the strike plate 210 A circuit may be formed and a short circuit may occur.

On the other hand, as in the embodiment of the present invention, the latch bolt bodies 114 and 124 are located in the grooves formed at predetermined depths from the surfaces of the latch bolt bodies 111 and 121, It is possible to prevent the internal power supply unit 160 from being short-circuited and protect the internal power supply unit 160.

7 is a perspective view schematically showing a mothis 100 part and a strike 200 according to another embodiment of the present invention.

Referring to FIG. 7, a strike 200 according to another embodiment of the present invention includes a strike dead bolt groove 224a into which a dead bolt 130 can be inserted, a strike hole 220 into which one or more latch bolts 110 can be inserted, A second latch bolt groove 224c into which one latch bolt groove 224b and at least one other latch bolt 120 can be inserted and a second latch bolt groove 224b which is located in the strike first latch bolt groove 224b, And a second connection terminal 222 located in the strike second latch bolt groove 224c and connected to the second electrode of the external power supply device.

The first latch bolt 110 and the second latch bolt 120 of the motive portion 100 are respectively engaged with the strike first latch bolt groove 224b and the strike second latch bolt groove 224c And connected to the first connection terminal 221 and the second connection terminal 222 respectively disposed inside the strike first latch bolt groove 224b and the strike second latch bolt groove 224c to supply power .

At this time, since the first connection terminal 221 and the second connection terminal 222 are separated from each other and located in different grooves, a short circuit between the first connection terminal 221 and the second connection terminal 222 The first latch bolt 110 and the second latch bolt 120 are inserted into the strike first latch bolt groove 224b and the strike second latch bolt groove 224c, A short circuit between the first latch bolt 110 and the second latch bolt 120 can be prevented.

That is, by separating the strike first latch bolt groove 224b and the strike second latch bolt groove 224c as shown in FIG. 7, it is possible to stably supply power and to prevent an electric leakage accident .

8 is a perspective view schematically showing the operation of the digital door lock system according to an embodiment of the present invention.

Referring to FIG. 8, the digital door lock 1000 may use a user authentication method using a smart device or a smart card, in addition to a user authentication method using the keypad 420.

The digital door lock unit 1000 may be connected to the smart device or the smart card through a wireless communication unit 1100, The digital door lock 1000 can be unlocked by confirming the authentication key information and the like.

In an embodiment of the present invention, the digital door lock (1000) can release the lock by performing wireless communication with the user terminal (2000).

The user terminal 2000 may be a smart home control device, a wall pad, a smart phone, a tablet, a personal computer (PC), a mobile phone, a video phone, An e-book reader, a desktop PC, a laptop PC, a netbook PC, a personal digital assistant (PDA) A mobile multimedia device, a portable multimedia player (PMP), an MP3 player, a mobile medical device, a camera, a wearable device (for example, a head- mounted device (HMD), an electronic garment, an electronic bracelet, an electronic necklace, an electronic appsheet, an electronic tattoo, or a smart watch, for example.

The wireless communication may be an RF communication, a bluetooth communication, a zigbee communication, an infrared communication, a bluetooth low energy (BLE) communication, an audio communication, a long term evolution (LTE) communication, a WiFi communication, , Wireless LAN (WLAN) communication, WiBro communication, wireless USB (wireless USB) communication, etc. can be used.

Preferably, the wireless communication unit 1100 can communicate with an adjacent user terminal or a smart card through a near field communication (NFC) standard wireless communication, thereby receiving an authentication key. 8, the digital door lock 1000 displays a user-visible display at a location where the communication antenna of the wireless communication unit 1100 is installed, A smart card or the like may be positioned so that communication can be performed.

The digital door lock 1000 is preferably the same digital door lock 1000 as the digital door lock 1000 described with reference to FIGS. As described above, the digital door lock apparatus 1000 is always supplied with power through the strike 200, so that the digital door lock apparatus 1000 can operate without degradation due to discharge or the like.

9 is a diagram schematically showing the configuration and operation of a digital door lock system according to an embodiment of the present invention.

A digital door lock system according to an embodiment of the present invention includes a digital door lock 1000, a management server 3000 for verifying a user's authority through authentication and transmitting an authentication key and a drive command for driving the digital door lock, And a user terminal 2000 that transmits authentication information to the management server and transmits the authentication key to the digital door lock, thereby performing authentication. At this time, the user terminal 2000 can perform the above-mentioned function by installing the remote door lock module 2100 in a form that can be installed in an open platform form.

The operation of the digital door lock system will be described with reference to FIG.

The user terminal 2000 receives authentication information from a user. The user can obtain the access right to the digital door lock 1000 by inputting the previously registered user identification information and the password in order to unlock the digital door lock 1000. At this time, the user terminal 2000 can identify the digital door lock 1000 by receiving the identification information of the digital door lock 1000 from the digital door lock 1000.

Thereafter, the received authentication information is transmitted to the management server 3000. The management server 3000 verifies the authority of the user from the received authentication information. This can be done through the user identification information, the password, and the like.

When the authority of the user is confirmed, the management server 3000 transmits an authentication key for accessing the digital door lock 1000 to the user terminal 2000. The user terminal 2000 can drive the digital door lock 1000 by transmitting the authentication key to the digital door lock 1000. [

Upon receipt of the authentication key, the user terminal 2000 transmits a driving command and an authentication key for the digital door lock 1000 to the digital door lock 1000. At this time, the user terminal 2000 transmits an authentication key and a drive command to the digital door lock 1000, and also transmits a record of the transmission of the authentication key and the drive command to the management server 3000 . The management server 3000 generates a record of the access attempt to the digital door lock 1000 by transmitting the transmission record of the driving command to the digital door lock 1000 to the management server 3000, And to cope with security incidents when they occur.

When the authentication key is a valid authentication key, the digital door lock 1000 that has received the authentication key and the drive command drives the dead bolt 130 or the like according to the received drive command, The lock of the door lock 1000 can be released.

10 is a block diagram schematically showing an internal configuration of a digital door lock 1000 according to an embodiment of the present invention.

Referring to FIG. 10, the digital door lock 1000 according to an embodiment of the present invention includes a wireless communication unit 1100 capable of performing wireless communication with the remote door lock module 2100, An authentication key verifying unit 1200 for verifying the received authentication key and a dead bolt 130 of the digital door lock system based on a drive command received from the remote door lock module 2100 to release the lock state A deadbolt driver 1300 may be included.

The wireless communication unit 1100 may wirelessly communicate with the remote door lock module 2100 to receive the authentication key and the driving command or may be connected to the digital door lock unit 1000 previously stored in the remote door lock module 2100. [ So that the remote door lock module 2100 can use the remote door lock module 2100 as information for receiving authentication from the management server 3000.

At this time, the wireless communication unit 1100 preferably performs secure communication with the remote door lock module 2100 so that the authentication key and the like are not leaked to the outside.

The authentication key verifying unit 1200 verifies the received authentication key. To this end, the authentication key verifying unit 1200 may verify the validity of the authentication key by storing a predetermined key by a user and comparing the key with the received authentication key.

When the authentication key verification unit 1200 verifies that the authentication key is valid, the deadbolt driver 1300 drives the deadbolt 130 based on the received drive command, such as the authentication key. Generally, the command received through the authentication key may be an unlock command of the digital door lock 1000. Upon receiving the unlock command, the deadbolt driver 1300 drives the dead bolt 130 through a built-in motor or the like to release the lock of the digital door lock 1000. [

11 is a block diagram schematically showing the internal configuration of a user terminal 2000 according to an embodiment of the present invention.

11, the user terminal 2000 according to an embodiment of the present invention includes a remote door lock module 2100, and the remote door lock module 2100 can be installed in an open platform An authentication information input module 2110 for receiving authentication information of a user, a communication module 2301 for communicating with the management server 3000 to transmit the authentication information to the management server 3000, A drive control module 2130 for generating a drive command for controlling driving of the digital door lock 1000 and a digital door lock 1000 for performing communication with the digital door lock 1000, And a door lock communication module 2140 for transmitting the authentication key and the driving command.

The authentication information input module 2110 receives authentication information of a user necessary to acquire an authentication key for releasing the digital door lock 1000 from the management server 3000. The authentication information may include the identification information and the password of the user and may include a digital door lock 1000 for specifying a corresponding digital door lock 1000 when the management server 3000 manages a plurality of digital door locks 1000, And the like. At this time, the identification information of the digital door lock 1000 can be received from the wireless communication unit 1100 of the digital door lock 1000 and transferred to the management server 3000.

The server communication module 2120 communicates with the management server 3000. The server communication module 2120 can perform wire communication or wireless communication, and the wire communication includes PLC (Power Line Communication), RS communication, RS-485 (Recommend Standard number 485), TCP (IP), a public switched telephone network (PSTN), and the like. The wireless communication may be RF communication, bluetooth communication, zigbee communication, infrared communication, bluetooth low energy , Audio communication, long term evolution (LTE) communication, and WiFi communication, IrDA based infrared communication, wireless LAN (WLAN) communication, WiBro communication, wireless USB And a communication module.

Preferably, the server communication module 2120 can communicate with the management server 3000 using a communication module of the user terminal 2000 installed with the remote door lock module 2100. For example, when the user terminal 2000 is a smart phone, the server communication module 2120 can communicate with the management server 3000 through an LTE module or a WiFi module of the user terminal 2000 have.

The drive control module 2130 generates a drive command for controlling the driving of the digital door lock 1000. To this end, the drive control module 2130 may receive a drive command for the digital door lock 1000 when the authentication information input module 2110 receives the user authentication information. At this time, the drive command can be input by a method of selecting from a list of previously stored drive commands. Since the control of the digital door lock 1000 through the user terminal 2000 generally transmits an unlock command, the basic driving command can be selected as the unlock command even though the user does not input the driving command at all .

The door lock communication module 2140 communicates with the digital door lock 1000 to receive the authentication key received from the management server 3000 in the digital door lock 1000 and the authentication key received from the drive control module 2130 A drive command can be transmitted. Alternatively, when the identification information of the digital door lock 1000 is received from the digital door lock 1000 and the authentication information of the user is transmitted to the management server 3000, the identification information may be transmitted.

The door lock communication module 2140 communicates with the wireless communication unit 1100 of the digital door lock 1000 so that it is preferable to use the same communication standard as the communication standard of the wireless communication unit 1100. In an embodiment of the present invention, the door lock communication module 2140 can perform communication with the wireless communication unit 1100 through short-range wireless communication of the NFC standard. The communication with the wireless communication unit 1100 preferably performs secure communication.

The door lock communication module 2140 may communicate with the digital door lock 1000 using the communication module of the user terminal 2000 installed with the remote door lock module 2100, Can be performed. For example, the door lock communication module 2140 can communicate with the wireless communication unit 1100 of the digital door lock unit 1000 using the NFC module of the user terminal 2000.

12 is a block diagram schematically showing the internal configuration of the management server 3000 according to an embodiment of the present invention.

12, the management server 3000 according to an exemplary embodiment of the present invention includes a door lock information DB 3100 in which user rights information and an authentication key of the digital door lock 1000 are stored, a remote door lock module 2100 The server communication unit 3200 is capable of performing communication with the door lock information DB 3100. The authenticating unit 3200 confirms the authority of the user authentication information transmitted based on the user right information of the door lock information DB 3100, A recording management unit 3400 for generating an authentication record when the authentication for the digital door lock 1000 is performed and generating a driving record when the driving information for the digital door lock 1000 is received, And a recording DB 3500 in which the authentication record and the driving record for the digital door lock 1000 are stored.

The door lock information DB 3100 stores the user right information and the authentication key of the digital door lock 1000. The management server 3000 can manage a plurality of digital door locks 1000 at the same time, so that the user right information and the authentication key are stored for each identification information of the digital door lock 1000.

The server communication unit 3200 communicates with the server communication module 2120 of the remote door lock module 2100. The server communication unit 3200 can perform communication by wire communication or wireless communication. The wire communication includes PLC (Power Line Communication), RS communication, RS-485 (Recommend Standard number 485), TCP / IP, or a public switched telephone network (PSTN). Examples of wireless communication include RF communication, bluetooth communication, zigbee communication, infrared communication, bluetooth low energy (BLE) communication, A wireless communication method, an audio communication method, a long term evolution (LTE) communication method, a WiFi communication method, an IrDA based infrared communication method, a WLAN communication method, a WiBro communication method, Modules.

The authentication unit 330 performs authentication of the user's authority based on the user's authentication information received from the remote door lock module 2100 and the user's right information and the authentication key stored in the door lock information DB 3100 . In one embodiment of the present invention, the authentication unit 330 searches the door lock information DB 3100 for the identification information of the digital door lock 1000 and the user's identification information among the authentication information of the received user, Or the password received from the user terminal 200. In this case, In this case, if the user identity is confirmed by matching the password, the authentication key stored in the door lock information DB is transmitted to the user terminal 2000, and the user terminal 2000 transmits the authentication key to the digital door lock 1000 To be transmitted.

At this time, the authentication key transmitted to the digital door lock 1000 may be a disposable authentication key. For example, the authentication unit 330 generates a one-time authentication key by combining the primary key stored in the door lock information DB 3100 and the current time information, according to a specific rule, send. The user terminal 2000 transmits the received disposable authentication key to the digital door lock unit 1000. At this time, the authentication key verifying unit 1200 of the digital door lock 1000 stores the primary key, and combines past time information of a predetermined time length, for example, 10 minutes or less from the primary key and the current time The authentication unit 330 generates the one-time use confirmation key and the received one-time use authentication key by comparing the generated one-time use authentication key and the received one-time use authentication key to confirm that the one- The verification can be performed in such a manner. Since the generated one-time authentication key serves as an authentication key only for the predetermined time length after being generated from the authentication unit 330 and can not be used for authentication thereafter, even if the disposable authentication key is leaked, You will not be exposed to security risks.

By generating and transmitting the disposable authentication key in this manner, security against the primary key can be maintained even if the disposable authentication key is exposed, and the security accident for the digital door lock 1000 can be prevented.

The recording management unit 3400 generates an authentication record when the authentication for the digital door lock 1000 is performed and generates a driving record when the driving information for the digital door lock 1000 is received. Thus, the recording management unit 3400 can generate a record of an access attempt to the digital door lock unit 1000 to construct a database.

The recording DB 3500 stores the authentication record and the driving record for the digital door lock 1000. By constructing the database for the authentication record and the drive record, the security log for the digital door lock 1000 can be generated and the effect of coping with a security incident can be exhibited.

According to an embodiment of the present invention, power is always supplied to the digital door lock installed on the door, thereby providing an effect of smoothly supplying power to the digital door lock.

According to an embodiment of the present invention, it is possible to provide an effect of supplying power without inconvenience of separately constructing wiring for power supply.

According to an embodiment of the present invention, the electrode is connected through the strike provided in the door frame, thereby exerting the effect that the power line is not exposed to the outside.

According to an embodiment of the present invention, when the door is opened, a terminal for power supply can be spaced apart and an effect of preventing leakage of electric power can be exhibited.

According to an embodiment of the present invention, the door lock can be opened and closed through a remote door lock module installed in a user's smart device or the like.

According to an embodiment of the present invention, when the door lock is opened and closed through the remote door lock module, the management server can manage the opening and closing record.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. For example, it is to be understood that the techniques described may be performed in a different order than the described methods, and / or that components of the described systems, structures, devices, circuits, Lt; / RTI > or equivalents, even if it is replaced or replaced. Therefore, other implementations, other embodiments, and equivalents to the claims are also within the scope of the following claims.

1000: digital door lock
100: Mortis part 110: First latch bolt
111: first latch bolt body 112: first latch bolt torsion spring
113: first latch bolt connecting spring 114: first latch bolt connecting part
120: second latch bolt 121: second latch bolt body
122: second latch bolt torsion spring 123: second latch bolt connecting spring
124: second latch bolt conductor body part 130: dead bolt
140: latch bolt drive hole 150: deadbolt drive hole
160: internal power supply unit 170: internal power supply line
180: Latch bolt rotating shaft
200: Strike 210: Strike plate
220: Strike box 221: First connection terminal
221a: first connection terminal head 221b: first connection terminal axis
221c: first connection terminal spring 221d: first connection terminal connection spring
222: second connection terminal 222a: second connection terminal head
222b: second connection terminal shaft 222c: second connection terminal spring
222d: second connection terminal connection spring 223: external power supply line
224: Strike groove 224a: Strike deadbolt groove
224b: Strike first latch bolt groove 224c: Strike second latch bolt groove
230: External power supply
300: indoor side body 310: indoor side handle
340: indoor latch bolt drive shaft 350: indoor deadbolt drive shaft
400: outdoor side body 410: outdoor side handle
420: keypad
1100: wireless communication unit 1200: authentication key verification unit
1300: deadbolt driver
2000: user terminal 2100: remote door lock module
2110: Authentication information input module 2120: Server communication module
2130: drive control module 2140: door lock communication module
3000: management server 3100: door lock information DB
3200: server communication unit 3300: authentication unit
3400: recording management unit 3500: record DB

Claims (5)

As a digital door lock installed on a door,
A motis unit for locking the door;
An indoor body installed at one side of the door;
An outdoor side body installed on the other side of the door; And
A strike installed in the frame of the door; Lt; / RTI >
The strikes are connected to an external power supply,
The motis unit comprises:
A dead bolt inserted into the strike to lock the door;
At least two latch bolts inserted into the strike to perform fixing to the door; And
An internal power supply unit for supplying power to the motive unit, the indoor body, and the outdoor body; Lt; / RTI >
The strike may include:
A strike groove into which the dead bolt and the at least two latch bolts can be inserted; And
And at least two connection terminals located in the strike groove and connected to the electrodes of the external power supply device, respectively,
The two or more latch bolts
When the door in which the digital door lock is installed is connected to the electrodes of the external power source through the two or more connection terminals,
The internal power-
A power source connected to the at least two latch bolts to receive power from the external power source,
Wherein the at least two connection terminals are respectively provided with:
A connection terminal head in direct contact with the latch bolt;
A connection terminal shaft for providing a guide for linear movement when the connection terminal head is pushed by the latch bolt;
A connection terminal spring for applying a restoring force to the connection terminal head when the connection terminal head is pushed by the latch bolt; And
Connection terminal connection springs respectively connected to the electrodes of the external power supply device; / RTI >
The connection terminal head
When the latch bolt is not pushed by the latch bolt, is spaced apart from the connection terminal connection spring by a predetermined distance,
And contacts the connection terminal connection spring when pressed by the latch bolt.
delete The method according to claim 1,
Each of the two or more latch bolts,
A latch bolt body in direct contact with the connection terminal;
A latch bolt rotating shaft which is a center of rotation of the latch bolt body;
A latch bolt torsion spring for applying a restoring force as the latch bolt body rotates;
A latch bolt connecting spring connected to an electrode of the internal power supply unit; / RTI >
The latch bolt body includes:
The door is spaced from the latch bolt connection spring by a predetermined distance when the door is opened,
Wherein the latch bolt contacts the latch bolt connection spring when the latch bolt is pressed in contact with the strike or the connection terminal in accordance with the closing of the door.
As a digital door lock system,
The digital door lock of claim 1;
A management server for confirming a user's authority through authentication and transmitting an authentication key and a drive command capable of driving the digital door lock; And
A remote door lock module that transmits authentication information to the management server and transmits authentication keys to the digital door lock to perform authentication; / RTI >
In the digital door lock,
A wireless communication unit capable of performing wireless communication with the remote door lock module;
An authentication key verifying unit for verifying the authentication key received from the remote door lock module; And
A deadbolt driver for driving a deadbolt of the digital door lock system based on a drive command received from the remote door lock module to release the locked state; Lt; / RTI >
Wherein the remote door lock module comprises:
In a form that can be installed as an open platform in a smart device,
An authentication information input module for receiving user authentication information;
A server communication module that communicates with the management server to transmit the authentication information to the management server and receives an authentication key from the management server;
A drive control module for generating a drive command for controlling driving of the digital door lock; And
A door lock communication module for communicating with the digital door lock and transmitting the authentication key and the drive command to the digital door lock; / RTI >
The management server includes:
A door lock information DB storing user right information and an authentication key of the digital door lock;
A server communication unit capable of communicating with the remote door lock module; And
An authentication unit for verifying the authority of the user authentication information transmitted based on the user right information of the door lock information DB and transmitting the authentication key when the right is confirmed; And a digital door lock system.
The method of claim 4,
The management server includes:
A recording management unit for generating an authentication record when the authentication for the digital door lock is performed and generating a driving record when the driving information for the digital door lock is received; And
A record DB in which the authentication record and the drive record for the digital door lock are stored; Further comprising:
Wherein the remote door lock module comprises:
And transmits an authentication key and a drive command to the digital door lock and transmits a record of transmission of the authentication key and the drive command to the management server.

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