KR20230007048A - Digital door lock for wooden door - Google Patents

Abstract

The present invention improves convenience for users and expands the scope of use of the push-pull type digital door lock by ensuring safety through locking when necessary in addition to free entry and exit by installing it on a wooden door that is compact in size and installed in an area that divides the interior of a building or structure, or on a regular door where a fire door is not installed, comprising: an inner plate and an outer plate mounted on the inside and outside of the latch assembly, which are located in the latch groove formed on the wooden door and have a latch bolt which enters and exits the lock groove formed on the door frame; a latch operating means mounted on the outside of the inner and outer plates to operate the latch assembly; and a locking means installed on the outer plate which receives battery power and locks and unlocks the latch operating means when it matches the number set by entering the password.

Description

Digital door lock for wooden doors {DIGITAL DOOR LOCK FOR WOODEN DOOR}

The present invention relates to a digital door lock for wooden doors, and more particularly, when locking is set by entering a password, a locking means is further installed to prevent rotation of the lever to perform locking and to enable movement of the lever when set to release, thereby providing safety. It relates to the provision of a digital door lock for wooden doors that has been improved to ensure

Conventionally, door locks were operated to lock and unlock latches and deadbolts through mechanical operation, but with the development of technology, a combination of a motor, keypad, and board has been converted to a digital method that allows selection of locking and unlocking by inputting a password is in a state of being

Digital door locks as described above are currently being developed and used in various forms, and representative prior art is examined through patent documents as follows.

Patent Document 1 is rotatably installed on a frame, and is connected to an operating unit for rotating an operating bar eccentrically at a predetermined angle by a rotational operation, and an eccentrically rotated end of the operating bar, and when the operating bar rotates in a locking direction, the frame The main locking part protruding outwardly is inserted into the locking groove of the fixing target to form a lock, and when the operating bar rotates in the unlocking direction, the locking part returns to unlock the main locking part and the inside of the locking part is opposite to each other It is installed in a pair rotatably in the direction of locking, and each end that spreads up and down during locking protrudes upward and downward of the locking part to achieve auxiliary locking, and when unlocking, auxiliary locking is returned to the inside of the locking part. Including a locking part,

The operating bar has an eccentrically rotated end located at an upper portion, and moves the main locking portion to a locked or unlocked position by pushing the main locking portion in a selected direction during eccentric rotation,

The main locking part is installed on the frame so as to be slidably movable in both directions, and is connected to one side of the movable part and a movable part to which rotational force is transmitted by forming a connection groove at the lower end where the eccentrically rotated end of the operating bar is located. It is characterized in that the locking and unlocking are formed when reappearing to the outside of the frame, and the locking part is provided with the pair of auxiliary locking parts rotatably installed in the inner space divided vertically.

Patent Document 2 is provided with an outdoor unit and an indoor unit, and the locked state is controlled as the controller recognizes that the input password matches the password stored in the memory and the authentication by the authentication means is completed. In a digital door lock,

At least one additional internal locking device is installed on the door where the indoor unit is installed, and a built-in motor installed inside the additional internal locking device, an auxiliary dead bolt driven by the built-in motor, and a position corresponding to the auxiliary dead bolt A striker installed at a corresponding position of the door frame is provided, the built-in motor of the additional internal locking device is controlled by the controller, and the controller and the additional internal locking device are connected by a connection line,

The additional internal locking device is installed and fixed on a support plate having a rigid "c" cross-section structure fixed only between the indoor unit and the door, and at the same time, a connection line connecting the indoor unit and the additional internal locking unit is installed inside the support plate, there is.

Patent No. 10 - 1127548 - 0000 Patent No. 10 - 1449437 - 0000

None.

In the case of Patent Document 1 among the prior art as described above, by applying a double locking structure through a hook and a hook protruding to the outside when locking the door, even if an outside intruder forcibly unlocks the lock, auxiliary locking by the hook to prevent the door from being opened.

In the case of Patent Document 2, a digital door lock having an additional internal locking device that is not operated by an abnormal authentication method, such as inserting a tool between the outer device and the door of the digital door lock to remove the outer device or piercing the door to operate the inner device lever of the digital door lock. is provided to prevent the dead bolt of the additional internal locking device from operating even if the dead bolt of the mortise is manipulated by an external force rather than a normal authentication process.

In this prior art, the door lock is provided with an auxiliary locking unit so that the locked state can be maintained by the auxiliary locking unit even if the locking unit is forcibly released, or an additional internal locking device is installed separately from the main locking means to provide double locking. It is structured to ensure safety.

In this way, when the structure is complicated to maintain the double lock, the number of parts of the digital door lock increases, making production and assembly difficult, resulting in an increase in production cost, which acts as a point of weakening external competitiveness. do.

Even in a number of prior arts not exemplified above, there are frequently cases in which auxiliary locking means such as an additional internal locking device that operates separately from the main locking means are sought, and even in this case, the number of related parts increases and construction is difficult. Due to this, it is not free from various problems, such as an increase in production cost as well as an increase in installation cost and an economic burden on users because it requires a lot of cost and time to maintain and manage it.

When an auxiliary locking means such as a separate additional internal locking device is devised, it must be interlocked with the main locking device or operated separately. In the case of the operating type, various problems arise, such as the inconvenience of the user's operation for setting and release.

In the case of the digital door lock of the prior art as described above, it is a technical content mounted on a fire prevention (entrance) door, and a general wooden door (Wooden Door, wooden door) is installed with a door lock with only a latch and has a simple locking means, or a structure in which the latch can be moved by rotating a lever or operating a push and pull, making it impossible to actually operate the lock.

In addition, even when the simple locking means is installed, the simple locking means can be easily released when the lever is strongly operated or a large external force is applied, or by using a relatively simple tool. there is

In this way, it is impossible to install and use a digital door lock applied to a fire door at a wooden door installed in a space that divides the room or a door in a space where a fire door is not installed, because the door specifications do not match, and it is impossible to install it. However, it is excessively large and unbalanced, resulting in many problems such as inconvenience in use.

Therefore, the present invention was invented to solve the above problems, and is located in the latch groove formed in the wooden door 101 and has a latch bolt 103 that enters and exits the lock groove formed in the door frame 102. an inner plate 106 and an outer plate 107 mounted on the inside and outside of the assembly 105;

a latch actuating means 110 mounted outside the inner and outer plates 106 and 107 to operate the latch assembly 105;

Characterized in that it includes a locking means 150 installed on the outer plate 107 to receive battery power and lock and unlock the latch operating means 110 by locking and unlocking when it matches the number set by password input So;

It is installed on a wooden door installed in the area that divides the inside of a building or structure in a compact size or a general door where a fire door is not installed to ensure safety through free access and locking when necessary, increasing user convenience. It is possible to achieve the purpose of expanding the range of use of the push-pull type digital door lock.

The present invention is applied to a general wooden door, not a fire door, to limit and release the movement (rotation or push-pull) of the lever in conjunction with a digitally operated password, so that the security of a specific space partitioned indoors is excellent, making home or office safe. It has an excellent effect that can increase the convenience of users while guaranteeing the

The present invention can increase security while simplifying the configuration of a locking means for limiting the movement of a lever in a push-pull type or lever-type digital door lock applied to wooden doors, and various types of doors including general wooden doors except for fire doors. It has various effects such as being applied to the door.

1 is a perspective view showing the overall appearance of a digital door lock for wooden doors to which the technology of the present invention is applied.
2 is an exploded perspective view of a digital door lock for wooden doors to which the technology of the present invention is applied;
3 is a front perspective view of a locking means of a digital door lock for wooden doors to which the technology of the present invention is applied;
Figure 4 is a rear perspective view of an extract of a locking means of a digital door lock for wooden doors to which the technology of the present invention is applied.
5 is a longitudinal cross-sectional view showing a locking means of a digital door lock for wooden doors to which the technology of the present invention is applied.
6 is a plan view showing a locking means of a digital door lock for wooden doors to which the technology of the present invention is applied.
7 is a configuration diagram showing an unlocked state of a digital door lock for wooden doors to which the technology of the present invention is applied.
8 is a configuration diagram showing a locked state of a digital door lock for wooden doors to which the technology of the present invention is applied.

Hereinafter, a preferred configuration and operation of the present invention for achieving the above object will be described with reference to the accompanying drawings.

1 is a perspective view showing the overall appearance of a digital door lock for wooden doors to which the technology of the present invention is applied, FIG. 2 is a perspective view showing an exploded view of a digital door lock for wooden doors to which the technology of the present invention is applied, and FIG. Figure 4 is a rear perspective view of an extract of the locking means of the digital door lock for wooden doors to which the technology of the present invention is applied, Figure 5 is a wooden door to which the technology of the present invention is applied A longitudinal cross-sectional view showing a locking means of a digital door lock for a door. FIG. 6 is a planar cross-sectional view showing a locking means of a digital door lock for a wooden door to which the technology of the present invention is applied. FIG. 7 is a digital door lock for wooden doors to which the technology of the present invention is applied. 8 is a configuration diagram showing the unlocked state of the digital door lock for wooden doors to which the technology of the present invention is applied.

The digital door lock 100 for wooden doors to which the technology of the present invention is applied has a latch bolt 103 located in a latch groove formed in a wooden door 101 and entering and exiting a lock groove formed in a door frame 102 An inner plate 106 and an outer plate 107 are mounted inside and outside the latch assembly 105 .

It is natural that the wooden door 101, the latch assembly 105, and the inner and outer plates 106 and 107 can be firmly coupled by mounting means such as mounting pins, bolts, nuts, or screws.

A latch operating means 110 for operating the latch bolt 103 of the latch assembly 105 is mounted on the outside of the inner and outer plates 106 and 107, and the outer plate 107 receives battery power and inputs a password. If it matches the number set by , a locking means 150 for locking and releasing the latch actuating means 110 is installed by locking and unlocking.

The inner and outer plates 106 and 107 are formed by finishing the inner cover 108 and the outer cover 109, and the inner cover 108 and the outer cover 109 are the finish of the inner and outer plates 106 and 107. If the treatment is complete, it will not be necessary to separately provide it.

The latch actuating means 110 accommodates both sides of the actuating shaft 111 penetrating the latch assembly 105 at the outer lower ends of the inner and outer plates 106 and 107 to maintain the driven bevel gear 112 rotatably. .

The driven bevel gear 112 is rotatably held on the bracket 113 protruding outwardly of the inner and outer plates 106 and 107 and engages with the driven bevel gear 115 having a return spring 114 embedded therein.

The driving bevel gear 115 is coupled with the lever 116 coupled to the outside of the inner and outer covers 108 and 109, and rotates at a predetermined angle as pushing or pulling (push and pull) the lever 116, The driven bevel gear 112 receives the turning force and rotates, so that the operation shaft 111 penetrating the latch assembly 105 eventually operates to allow the latch bolt 103 to be moved in and out.

The locking means 150 includes an operation unit 151 provided on the upper side of the outer plate 107 to allow the user to operate a password for locking and unlocking, and a control unit 151 installed below the operation unit 151 to enable the user to operate a password for locking and unlocking. ) Consists of a locking portion 152 forcing the driving bevel gear 115 not to rotate.

The operation unit 151 is configured to set, cancel, operate, etc. the password by operating the keypad 153 in which Arabic numerals and special characters, etc. are arranged on the outer cover 109 at the outer upper end of the outer plate 107. It is configured by mounting a substrate 154 having a control circuit capable of performing.

The locking part 152 is electrically connected to the board 154 to the outer plate 107 located below the board 154 and operates in the forward direction when the input signal of the keypad 153 matches the set password to lock and is equipped with a drive motor 155 that operates in the reverse direction to perform release.

It is natural that the substrate 154 and the drive motor 155 can be operated by receiving power from a battery mounted on the inner plate 106, and the outer cover 109 where the keypad 153 is located The keypad 153 may be exposed as it is or may be configured to be opened and closed by a separate keypad cover 156.

A drive shaft 157 protrudes from one side of the drive motor 155, a pinion 158 is mounted on the end of the drive shaft 157, and the pinion 158 is held on the outer plate 107. Engaged with the rack 161 formed on the seat 160 to elevate the lock plate 160.

A locking protrusion 162 is integrally formed at the lower end of the locking plate 160 so as to be engaged with and separated from the locking groove 163 formed on the upper side of the shaft of the driven bevel gear 112, and the locking plate 160 has a guide. The protrusion 164 is formed to engage with the guide rail 165 formed on the outer plate 107 to ensure stability during upward and downward movement.

A stop hole 166 in the form of a long hole is formed in the central position of the lock plate 160 in the longitudinal direction so that the stop pin 167 protruding from the outer plate 107 is coupled to limit unnecessary rising and falling. configure so that

The lock plate 160 is maintained by the guide protrusion 164, the guide rail 165, the stop hole 166, and the stop pin 167, as well as the outer plate 107 and the outer cover 109, It is natural that the sliding movement in the up and down directions is possible while the fluidity is prevented so that the stable movement is possible. Lubricating oil or grease may be applied for smooth operation, and it may be made of a material having excellent sliding properties.

Looking at the use state of the digital door lock 100 for a wooden door to which the technology of the present invention as described above is applied, it is as follows.

In the case of opening and closing the wooden door 101 in a routine manner, the keypad 153 constituting the control unit 151 of the locking means 150 is operated to unlock by pressing the set password, and then the wooden door 101 By pushing or pulling the lever 116 provided on the inside and outside of the , the driven bevel gear 115 connected therewith rotates, and the driven bevel gear 112 meshed with the driven bevel gear 115 rotates.

Since the operation shaft 111 is connected to the driven bevel gear 112 to pass through the latch assembly 105 mounted on the wooden door 101, the wooden door ( 101) releases the locked state from the door frame, so that the wooden door 101 can be opened.

In such a state, when the wooden door 101 is switched to the locked state to prevent entry from the outside to the inside, the latch assembly 105 is opened even if the lever 116 is pushed or released by operating the locking means 150. By making it impossible to move, it is possible to maintain the locked state.

When the wooden door 101 is closed and the keypad 152 constituting the control unit 151 of the locking means 150 is operated and the set password is entered to switch to the lock setting, electrical contact with the board 154 to which it is applied The drive motor 155 connected to is operated to operate the drive shaft 157 in the locking direction.

The pinion 158 is fixed to the end of the drive shaft 157 to engage with the rack 161 formed in the lock plate 160 interposed between the outer plate 107 and the outer cover 109, so that the lock plate 160 ) will be lowered.

As the locking plate 160 descends, the locking protrusion 162 integrally formed at the lower end of the locking plate 160 is inserted into the locking groove 163 formed on the upper side of the center of the shaft of the driven bevel gear 112 to drive the driven bevel gear ( 112) restricts movement in the forward and reverse directions, so the locked state is maintained.

In this way, since the rotation of the driven bevel gear 112 in the forward and reverse directions is controlled, even if the lever 116 is forcibly pulled or pushed, it does not move, and the driven bevel gear 115 connected to the lever 116 also does not move. Therefore, it is possible to secure safety by preventing entry into the inside of the wooden door 101 through the lock.

Of course, when trying to open the wooden door 101, by manipulating the keypad 153 and pressing the set password, the drive motor 156 is operated through the board 154 to rotate the drive shaft 157 in the releasing direction. By raising the locking plate 160 through the pinion 158 and the rack 161, the locking protrusion 162 escapes the locking groove 163 and can be switched to an unlocked state.

In this way, in the process of lifting and lowering the lock plate 160 in the upward and downward directions, shaking is caused by the guide rail 165 and the guide protrusion 164 formed in engagement with the outer plate 107 and the lock plate 160. The stop pin 167 formed on the outer plate 107 is coupled to the stop hole 166 formed in the longitudinal direction of the lock plate 160 to prevent unnecessarily rising and descending so as to ensure smooth operation. be able to

The present invention as described above is installed in a wooden door or a general door where a fire door is not installed in an area that divides the inside of a building or structure in a compact size so that safety can be secured through a lock when necessary along with free access to the user. It has various advantages such as increasing the convenience of users and broadening the range of use of push-pull type digital door locks.

100; Digital door lock for wooden doors
105; latch assembly 106; inner plate
107; outer plate 110; Latch operating means
111; operating shaft 112; driven bevel gear
115; raw bevel gear 116; lever
150; lock means 151; control panel
152; City Department 153; keypad
154; substrate 155; drive motor
157; drive shaft 158; pinion
160; sigan plate 161; rack
162; Sigan protrusion 163; Segan Home
166; stop hole 167; stop pin

Claims (5)

Inner plate 106 mounted inside and outside the latch assembly 105 having latch bolts 103 located in the latch groove formed in the wooden door 101 and entering and exiting the lock groove formed in the door frame 102 and an outer plate 107;
a latch actuating means 110 mounted outside the inner and outer plates 106 and 107 to operate the latch assembly 105;
Characterized in that it includes a locking means 150 installed on the outer plate 107 to receive battery power and lock and unlock the latch operating means 110 by locking and unlocking when it matches the number set by password input A digital door lock for wooden doors. According to claim 1;
The latch actuating means 110 includes a driven bevel gear 112 that accommodates both sides of the actuating shaft 111 penetrating the latch assembly 105 at the outer lower ends of the inner and outer plates 106 and 107 and maintains them rotatably. ;
A driving bevel gear 115 rotatably held on the bracket 113 protruding outwardly of the inner and outer plates 106 and 107 and engaging with the driven bevel gear 112 by incorporating a return spring 114;
It includes a lever 116 coupled to the driving bevel gear 115 outside the inner and outer covers 108 and 109;
By pushing and pulling the lever 116, the lever 116 rotates at a predetermined angle, and the driven bevel gear 112 receives this rotational force and rotates so that the operation shaft 111 penetrating the latch assembly 105 operates the latch bolt ( 103) digital door lock for wooden doors, characterized in that allowing entry and exit. According to claim 1;
The locking means 150 includes a keypad 153 provided on the outer cover 109 at the outer upper end of the outer plate 107;
A control circuit that enables a user to operate a password for locking and unlocking, including a board 154 mounted with a control circuit capable of setting, releasing, and operating a password by operating the keypad 153 ( 151) and;
A digital door lock for wooden doors, characterized in that it includes a locking part 152 installed below the control unit 151 and forcing the driven bevel gear 112 not to rotate by the control unit 151. According to claim 3;
The lock unit 152 is mounted on the lower side of the board 154 to be electrically connected to the board 154, and when it matches the set password, the drive motor operates in the forward direction to perform locking and operates in the reverse direction to perform unlocking. (155) and;
a drive shaft 157 on one side of the drive motor 155;
a pinion 158 mounted on an end of the driving shaft 157;
a lock plate 160 held on the outer plate 107;
a rack 161 formed on the lock plate 160 and engaged with the pinion 158 to elevate the lock plate 160;
For wooden doors, characterized in that it includes a lock protrusion 162 formed at the lower end of the lock plate 160 and engaged with and separated from the lock groove 163 formed on the upper side of the shaft of the driven bevel gear 112 to operate the lock. digital door lock. According to claim 4;
a guide protrusion 164 formed on the lock plate 160;
By interlocking the guide rail 165 formed on the outer plate 107, it is possible to secure stability during up and down movement;
a stop hole 166 formed in the longitudinal direction at the central position of the lock plate 160;
A digital door lock for wooden doors, characterized in that it includes a stop pin 167 protruding from the outer plate 107 and combined with the stop hole 166 to limit unnecessarily rising and descending.

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