KR20150108145A

KR20150108145A - Digital Door-lock

Info

Publication number: KR20150108145A
Application number: KR1020140030965A
Authority: KR
Inventors: 곽금석
Original assignee: (주)에버넷
Priority date: 2014-03-17
Filing date: 2014-03-17
Publication date: 2015-09-25

Abstract

The present invention relates to a digital door lock and, more particularly, to a digital door lock cover and a digital door lock body structure, capable of minimizing the left and right movements of the cover and preventing the cover from being separated from the digital door lock body. The present invention includes: the digital door lock body which includes a cover rail groove on the side thereof and a hitching member receiving groove on a position for limiting a slide movement distance of a key pad protection cover combined to the cover rail groove; a hitching member which is combined to the hitching member receiving groove, and includes a holder insertion groove extended from the outside to the inside on one side of the hitching member; and the key pad protection cover which includes a cover rail combined to the cover rail groove on the inner side thereof, a hitching rail on a side facing the combined digital door lock body to protrude, a stopper to limit the movement by being in contact with one side of the hitching member in the movement of the cover, and a cover holder inserted and fixed into the holder insertion groove to protrude on one end of the hitching rail.

Description

Digital Door-lock < RTI ID = 0.0 >

The present invention relates to a digital door lock, and more particularly, to a digital door lock cover and a body structure that minimize a leftward / rightward flow of a cover as well as a cover is not detached from a digital door lock main body.

Generally, in most homes or offices, a door phone such as an interphone or a video phone is installed indoors, and a door lock is selectively installed to facilitate the use of the door.

Typically, door locks have a common lock that requires a specific type of key, a digital door lock that can be opened by a card or password entry, fingerprint, or iris recognition.

There are various types of digital door lock such as a password input method, fingerprint recognition, iris recognition, and voice recognition. Up to now, digital door lock, which is a method for a user to input a password, has been mainstream. In addition, Is also becoming popular.

Korean Registered Utility Model No. 0446278 (name of design: a cover for detaching a license plate cover of a digital door lock) includes a license plate cover which is slidably coupled to an outer case of a main body and has a locking protrusion for preventing release, And a torsion coil spring provided on the central protrusion and fitted in the center protrusion, the end portion of the torsion coil spring being hooked on the inner side of the through hole and protruding inward from the elastic part plate cover. In the known digital door lock, The recessed portion formed at a depth above the back surface of the through hole on both sides of the upper side and the recessed groove having a shallow depth are formed so that both end portions of the non-torsion coil spring are selectively positioned in the recessed portion and the recessed groove We propose a digital door lock cover removal structure.

As shown in FIG. 1, Korean Patent Laid-Open Publication No. 2005-0070228 (entitled "Automatic opening and closing device of digital door lock cover") is provided with a keypad 11 for inputting a password on one side, And a protective cover (20) provided in front of the keypad, wherein the cover (20) is moved to open and close the keypad (11) A control unit for controlling the operation of the cover driving unit; and an operation unit (12) provided outside the main body (10) for inputting an opening and closing signal to the control unit by a user's operation. Door lock is proposed.

Thus, the conventional digital door lock includes a cover for protecting a keypad for inputting a password, and the cover is designed not to be completely removed from the digital door lock main body but only to a distance where the keypad can be exposed.

However, in a general digital door lock having a structure in which a cover is slidably engaged with an outer case of a main body, in order to slide more smoothly at the time of opening the cover, a cover rail groove formed in the outer case of the main body and a rail When the cover is shaken from left to right at a position where the keypad protection cover is completely turned off, it can be regarded as a state in which the coupling between the cover and the main body is incomplete, There is a disadvantage that the noise also occurs largely depending on the flow.

SUMMARY OF THE INVENTION Accordingly, it is an object of the present invention to provide a digital door lock having a cover holder capable of minimizing lateral movement at a fully opened position without detaching the keypad protecting cover from the main body,

It is still another object of the present invention to provide a digital door lock having a cover holder that minimizes lateral movement at a fully open position of the keypad protective cover and minimizes noise caused by lateral movement.

According to an embodiment of the present invention, there is provided a digital door lock,

A digital door lock main body having a cover rail groove formed on a side surface thereof and having a locking member receiving groove formed at a position for limiting a slide movement distance of the keypad protective cover coupled to the cover rail groove;

An engaging member coupled to the engaging member receiving groove and having a holder insertion groove extending from the outside to the inside at one side thereof;

Wherein a cover rail coupled to the cover rail groove is formed on an inner surface of the cover, and a locking rail protrudes from a surface facing the digital door lock main body to be coupled, And a keypad protective cover protruding from a stopper which is in contact with the holder insertion groove and inserted and fixed in the holder insertion groove.

The locking member has a seating surface that is seated in the locking member receiving groove and an inclined surface inclined from the seating surface. The other end of the inclined surface is bent to form a locking protrusion contacting the stopper. A holder insertion groove into which the cover holder is inserted into the inclined surface is formed on the surface forming the holder insertion groove and the other inclined surface of the holder insertion groove is formed with a fastening hole having the same center axis as the fastening hole formed on the seating surface, This is another characteristic of the communication.

According to another aspect of the present invention, there is further provided a rail groove formed on the inclined surface of the latching member of the digital door lock according to the present invention for enhancing the strength of the inclined surface and providing a path for moving the latch rail.

Further, the holder insertion groove of the latching member has a structure in which the interval becomes narrower toward the inside of the inclined surface.

The keypad protecting cover of the digital door lock according to the embodiment of the present invention is characterized in that the cover holder located at the lower end of the latching rail of the keypad protective cover is inserted into the latching member receiving groove of the digital door lock main body, The effect of minimizing lateral flow at the fully open position of the keypad protection cover of the present invention compared to the conventional digital door lock can be obtained.

In addition, since the left and right flow is minimized at the fully open position of the keypad protection cover, the noise due to the contact between the protection cover and the main body during lateral movement can be reduced,

Furthermore, since the holder insertion groove is bored in the inner side of the inclined surface at the central portion of the surface on which the engaging jaw is formed, the holder insertion groove is bored It is possible to slide the keypad protection cover in the downward direction (closing direction) with less force.

1 is a perspective view of a digital door lock illustrated in the prior art;
2 is an exploded perspective view of a digital door lock main body 100 and a keypad protective cover 110 constituting a digital door lock according to an embodiment of the present invention.
Fig. 3 is a side view of the latching member 140 shown in Fig. 2; Fig.
4 is a view for explaining a fastening hole 172 formed on the seating surface 141 of the fastening member 140 shown in Fig.
5 is a view showing a state in which the latching member 140 and the cover holder 130 are engaged when the keypad protection cover 110 slides in the digital door lock according to the embodiment of the present invention.

BRIEF DESCRIPTION OF THE DRAWINGS The foregoing and further aspects of the present invention will become more apparent from the following detailed description of preferred embodiments with reference to the accompanying drawings. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings. For reference, the terms keypad protection cover and protective cover used in the following description are assumed to be the same.

2 is an exploded perspective view of a digital door lock main body 100 and a keypad protective cover 110 constituting a digital door lock according to an embodiment of the present invention. FIG. 3 is an exploded perspective view of the latch member 140 shown in FIG. As shown in Fig. 4 is a view for explaining a fastening hole 172 formed on the seating surface 141 of the fastening member 140 shown in Fig.

Referring to FIG. 2, a digital door lock according to an embodiment of the present invention includes a digital door lock main body 100 and a keypad protective cover 110, in which a keypad is located. It is a matter of fact that other configurations other than these configurations can be additionally included in the digital door lock of the present invention. However, FIG. 1 shows only the configuration necessary to explain the digital door lock according to the embodiment of the present invention.

A cover rail groove 120 is formed on a side surface of the digital door lock main body 100 and a cover rail 115 protruded from an inner surface of the keypad protective cover 110 is coupled to the cover rail groove 120, An engaging member receiving groove 102 is formed at a position for limiting the slide movement distance of the keypad protecting cover 110. [ As shown in the figure, a screw groove 104 is formed on the bottom surface of the engaging member receiving groove 102 to be engaged with a latch member 140, which will be described later.

A cover rail 115 coupled to the cover rail groove 120 is formed on the inner surface of the keypad protective cover 110 and a locking rail 125 is provided on a surface facing the digital door lock main body 100, And a stopper 127 protruding from one side of the stopper 127 is provided at one end of the stopper 127 in contact with a side surface of the stopper member 140 to be described later when the cover is moved. And a cover holder 130 inserted and fixed in a holder insertion groove 150 formed in the holder 140 is protruded.

Meanwhile, the latching member 140, which is screwed into the latching member receiving groove 102 formed in the digital door lock main body 100, can be made of a thin metal plate. A holder insertion groove 150 extending from the outside to the inside is formed on one side of the latching member 140 so that the keypad protection cover 110 is formed in the keypad protection cover 110 at a fully open position And the cover holder 130 is inserted into the holder insertion groove 150 so as to hold the cover holder 130 so as to minimize the lateral flow.

3 and 4, the engaging member 140 includes a seating surface 141 that is seated in the engaging member receiving groove 102 and an inclined surface 142 that is inclined from the seating surface 141 And the other end of the inclined surface 142 is bent to form a stopping protrusion 143 for contacting the stopper 127. The surface of the stopping protrusion 143 on which the cover holder 130 The holder insertion groove 150 is formed at the other inclined surface of the holder insertion groove 150. The holder insertion groove 150 is formed at the other side of the locking hole 172, (160) is formed and the coupling hole (160) and the holder insertion groove (150) are communicated with each other.

2, the inclined surface 142 of the latching member 140 is provided with a path for moving the latching rail 125 protruding from the inside of the keypad protecting cover 110 while strengthening the strength of the slanted surface 142 And the holder insertion groove 150 of the engaging member 140 has a structure in which the interval becomes narrower toward the inside of the inclined surface 142 in order to strengthen the holding force. do.

Hereinafter, the operation of the digital door lock according to the embodiment of the present invention will be described in more detail with reference to FIG.

5 is a view illustrating a state in which the latching member 140 and the cover holder 130 are engaged when the keypad protection cover 110 slides in the digital door lock according to the embodiment of the present invention.

It is assumed that the keypad protecting cover 110 is engaged with the digital door lock main body 100 and the keypad protecting cover 110 is in the closed state to the position for protecting the keypad. 5, when the user opens the keypad protective cover 110 using the keypad, the engaging rail 125 protrudes from the inner surface of the keypad protective cover 110 as shown in FIG. 5, Along the rail groove 170 formed in the inclined surface 142 of the main body 120.

The locking protrusion 140 of the locking member 140 screwed to the locking member receiving groove 102 is formed at a position for limiting the slide movement distance of the keypad protection cover 110, The cover holder 130 located between the locking rails 125 of the keypad protective cover 110 is inserted and fixed into the holder insertion groove 150 located at the center of the surface on which the keypad protective cover 110 is formed. At this time, since the holder insertion groove 150 has a structure in which the interval becomes narrower toward the inside of the inclined surface 142, a stronger holding force can be maintained.

The cover holder 130 located at the lower end of the latching rail 125 of the protective cover 110 is inserted into the latching member receiving groove 102 of the digital door lock main body 100 at a position where the keypad protecting cover 110 is completely opened The keypad protection cover 110 of the present invention is minimized in lateral movement at the completely open position by being inserted into the holder insertion groove 150 of the coupled locking member 140, compared to the conventional digital door lock .

As the left and right flow is minimized at the fully open position of the keypad protection cover 110, the noise due to the contact between the protection cover 110 and the main body 100 during the left and right movement can be reduced,

One end of the inclined surface 142 of the engaging member 140 of the present invention is bent so that the engaging protrusion 143 is formed at the center of the surface on which the engaging protrusion 143 is formed. It is possible to slide the keypad protective cover 110 in the downward direction (closing direction) with less force because the resilient flexibility is better than in the case where the holder insertion groove 150 is not formed, Can be obtained.

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 embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the invention. Accordingly, the true scope of the present invention should be determined only by the appended claims.

100: Digital door lock main body 110: Keypad protection cover
120: cover rail groove 130: cover holder
140: engaging member 141: seating face
142: inclined surface 143:
150: holder insertion groove 160: fastening hole
170: Rail groove

Claims

A digital door lock main body having a cover rail groove formed on a side surface thereof and having a locking member receiving groove formed at a position for limiting a slide movement distance of the keypad protective cover coupled to the cover rail groove;
An engaging member coupled to the engaging member receiving groove and having a holder insertion groove extending from the outside to the inside at one side thereof;
Wherein a cover rail coupled to the cover rail groove is formed on an inner surface of the cover, and a locking rail protrudes from a surface facing the digital door lock main body to be coupled, And a keypad protective cover protruding from a stopper which is in contact with the holder insertion groove and is inserted and fixed in the holder insertion groove.

[2] The apparatus according to claim 1, wherein the engaging member has a seating surface that is seated in the engaging member receiving groove and an inclined surface that is inclined from the seating surface, and the other end of the inclined surface is bent to be engaged with the stopper, A holder insertion groove into which the cover holder is inserted into the inclined surface is formed on a surface forming the engaging jaw and a locking hole having the same central axis as that of the locking hole formed on the seating surface is formed at the other inclined surface of the holder insertion groove, And the holder insertion groove is communicated with the holder insertion groove.

The digital door lock according to claim 2, wherein the inclined surface of the latching member is further formed with a rail groove for enhancing the strength of the inclined surface and providing a path for moving the latching rail.

The digital door lock according to claim 2, wherein the holder insertion groove of the latching member has a structure in which the interval becomes narrower toward the inside of the inclined surface.

The digital door lock according to any one of claims 1 to 4, wherein the latching member is a thin metal plate.