KR102291961B1 - Indicator-type door lock - Google Patents

Abstract

The present invention discloses an indicator-type door lock that can prevent a door lock device from being enlarged while allowing a user to intuitively check the lock state of the door lock from the outside. The present invention is a handle shaft for unlocking is connected and provided with a push button for locking; a driving body mounted with the handle shaft passing through the center; a door lock body provided with a main body cover provided with at least one display unit on a front surface of the door lock to externally display the locked state of the door lock, and installed in front of the driving body; an indicator member that is pivotably installed in the interior of the door lock body at a predetermined radius and is exposed through the display unit by turning; and a turning driving member positioned in the handle shaft and rotating inside the handle shaft when the push button is pressed to rotate the indicator member.

Description

Indicator-type door lock {INDICATOR-TYPE DOOR LOCK}

The present invention relates to a door lock, and more particularly, to an indicator-type door lock capable of displaying the locked state of the door lock to the outside.

In general, a door lock device is installed in a building as a device for locking (locking) a door in order to restrict entry of outsiders.

Such a door lock device is installed in a state embedded in the interior of the door or exposed to the outside of the door. In addition, the conventional door lock includes parts connected to the indoor handle and the outdoor handle for locking and unlocking the door, for example, the part may be a mortise.

On the other hand, the door lock includes not only the mortis, but also a digital part installed on the exterior side of the door to operate the mortis, and a key operation part for releasing the locking state of the door.

As an example of a conventional door lock, there is a lever-type door lock is disclosed, this lever-type door lock is installed to control the entrance to the interior space (eg, a room or bathroom, etc.).

In such a lever-type door lock, when either the indoor lever (handle) or the outdoor lever (handle) is rotated, the latch actuator of the door lock is operated, and the latch bolt can be drawn in or out from the strike installed in the door frame, through which You can set or unlock the door lock.

In recent years, with the development of technology, the existing door locks are also continuously developed. In particular, a technology for preventing unauthorized opening of a door by an intruder is the most important element in a door lock device, and a technology for improving user convenience is also an important element.

In particular, along with the security performance of the door lock device, there is an increasing demand for miniaturization of the device and increased convenience of use.

<Prior Document 1>: Republic of Korea Utility Model Publication No. 2018-0003019 (Publication date: October 19, 2018)

The present invention has been devised to solve the above problems, and an object of the present invention is to provide an indicator-type door lock in which a user can intuitively check the locked state of the door lock from the outside, and also the door lock device can be miniaturized.

According to an embodiment of the present invention for achieving the above object, the handle shaft for unlocking is connected and provided with a push button for locking; a driving body mounted with the handle shaft passing through the center; a door lock body provided with a main body cover provided with at least one display unit on a front surface of the door lock to externally display the locked state of the door lock, and installed in front of the driving body; an indicator member that is pivotably installed in the interior of the door lock body at a predetermined radius and is exposed through the display unit by turning; and a turning driving member located in the handle shaft and rotating inside the handle shaft when the push button is pressed to rotate the indicator member.

The swing driving member is moved in a straight direction from the handle shaft by the push button, and at least one cam post is formed on the front surface of the cam part, and at least one guide rib guided along the cam post of the cam part is formed on the inner circumferential surface, The outer circumferential surface may include a pin rotating part on which a driving pin for turning the indicator member to one side is mounted.

The indicator member may include a first display member having one end pivotally mounted on the door lock body, and one end pivotably mounted on the door lock body and interlocking with the first display member, a first display member based on a pivot point and a second display member rotating in the opposite direction to the .

The display unit may be provided in a shape through which a portion of the main body cover is penetrated, and the indicator member may be exposed through the penetration region of the display unit to display.

The door lock body may be equipped with a display panel provided with at least one display character, and the indicator member may be pivotably mounted in front of the display panel.

The display device may further include a pin spring mounted at the pivot point of the first display member and the second display member to apply an elastic force between the first display member and the second display member.

Any one of the first display member and the second display member may further include an indicator area integrally extending from an end of the first display member or the second display member.

The indicator member may include a single display member having one end pivotally mounted to the door lock body, and a pin spring fixed to the door lock body to elastically support the single display member.

According to the present invention, when a flat indicator member is installed inside the door lock body and the push button is pressed, the indicator member is exposed to the outside through the display unit, so that the user can easily recognize the locking state of the door lock, thereby increasing convenience. It works. In addition, by using a structure that converts the pressing force of the push button into rotational force on the handle shaft to drive the indicator member, there is an effect that the device can be miniaturized.

1 is a perspective view of an indicator-type door lock according to a first embodiment of the present invention;
Figure 2 is a perspective view showing the installation state of the indicator member of the indicator-type door lock according to the first embodiment of the present invention;
3 is a perspective view showing an exploded state of the indicator member of the indicator-type door lock according to the first embodiment of the present invention;
4 is an exploded view of the driving body and the door lock body of the indicator-type door lock according to the first embodiment of the present invention;
Figure 5a is an exploded view of the driving body of the indicator-type door lock according to the first embodiment of the present invention;
Figure 5b is a view showing the connection state of the cam portion and the pin rotating portion of the indicator-type door lock according to the first embodiment of the present invention;
6 is a perspective view of the driving body of the indicator-type door lock according to the first embodiment of the present invention;
7 is an exploded view of an indicator-type door lock according to a second embodiment of the present invention;
8 is a view of use of an indicator-type door lock according to a second embodiment of the present invention;
9 is a view of use of an indicator-type door lock according to a third embodiment of the present invention;
10 and 11 are views of use of an indicator-type door lock according to a fourth embodiment of the present invention;
12 and 13 are views of use of an indicator-type door lock according to a fifth embodiment of the present invention;
14 is an exploded view of an indicator-type door lock according to a sixth embodiment of the present invention, and
15 and 16 are diagrams of use of an indicator-type door lock according to a sixth embodiment of the present invention.

Hereinafter, the present invention will be described in more detail with reference to the accompanying drawings. Prior to this, the terms or words used in the present specification and claims should not be construed as being limited to conventional or dictionary meanings, and the inventor should properly understand the concept of the term in order to best describe his invention. Based on the principle that can be defined, it should be interpreted as meaning and concept consistent with the technical idea of the present invention. In addition, unless otherwise defined in the technical terms and scientific terms used, those of ordinary skill in the art to which this invention pertains have the meanings commonly understood. In the following description and accompanying drawings, descriptions of well-known functions and configurations that may unnecessarily obscure the gist of the present invention will be omitted. The accompanying drawings are provided as examples so that the spirit of the present invention can be sufficiently conveyed to those skilled in the art. Accordingly, the present invention is not limited to the drawings presented below and may be embodied in other forms. Also, like reference numerals refer to like elements throughout. It should be noted that the same components in the drawings are denoted by the same reference numerals wherever possible.

<First embodiment>

1 to 4 , in the door lock of the present invention, a first handle shaft 52 and a second handle shaft 53 are mounted on both sides of the driving body 50 . A push button 55 for setting the lock state of the door lock is mounted at the distal end of the first handle shaft 52 . The door lock body 20 is mounted in front of the driving body 50 . The indicator member 30 composed of the first display member 30a and the second display member 30b is mounted on the front of the door lock body 20 . In addition, the main body cover 10 is mounted on the door lock body 20, the main body cover 10 is formed with a display unit (12).

In the above configuration, the indicator member 30 is configured such that the first display member 30a and the second display member 30b are interlocked to rotate in opposite directions.

Here, the first display member 30a is formed of a flat plate member having a substantially semi-arc shape. Also, the second display member 30b has a shape (same shape) corresponding to that of the first display member 30a.
Meanwhile, the display unit 12 is formed on the front surface of the main body cover 10 to indicate the locked state of the door lock. Here, the display unit 12 is formed on the upper and/or lower portion of the front surface of the main body cover 10, respectively, as shown in FIG. 3 . In this case, the display unit 12 is formed by engraving characters (eg, 'CLOSED') on the front surface of the main body cover 10 and digging it out.

In addition, a first mounting hole 21 and a second mounting hole 22 are formed on the front surface of the door lock body 20, respectively, and the first connection hole of the second display member 30b is formed in the first mounting hole 21 ( 35) is mounted through the bolt (B1) so that the second display member (30b) is rotatably installed on the door lock body (20). In addition, the second mounting hole 22 and the second connection hole 33 of the first display member 30a are mounted through the bolt B1 so that the first display member 30a is also rotatable to the door lock body 20 likewise. is installed

On the other hand, the connecting end 31 is formed on the first display member 30a, and the supporting end 73 of the pin spring 70 is seated on the connecting end 31 . Here, the pin spring 70 may be configured to have a shape as shown in FIG. 3 by bending a metal pin having an elastic force and fixed to the indicator member 30 . Specifically, the pin spring 70 is formed by bending the first connection region 71 and the second connection region 72 in a substantially circular shape, and the first connection region 71 and the second connection region 72 are bolted to the first connection region 71 and the second connection region 72 . (B1) passes through each and is fixed. In addition, a support end 73 bent from the second connection region 72 of the pin spring 70 is formed. At this time, the support end 73 is seated on the connection end 31 of the first display member 30a of the indicator member 30 . Accordingly, the supporting end 73 of the pin spring 70 and the connecting end 31 of the first display member 30a are elastically supported with each other.

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Meanwhile, the first connection hole 32 of the first display member 30a and the second connection hole 36 of the second display member 30b are connected to each other through a bolt B2, and the first display member 30a and the second display member 30b are interlocked and pivot in opposite directions. For example, when the first display member 30a turns clockwise with the second connection hole 33 as the pivot point, the second display member 30b turns counterclockwise with the first connection hole 35 on the pivot point. is turned to

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4 to 6 , a first handle shaft 52 and a second handle shaft 53 are respectively connected to the driving body 50 . Referring to FIG. 5A , when the push button 55 is pressed, the first tube At 52a, the push end 81 of the push button 55 moves the cam 91 in the axial direction inside the first tube 52a. At this time, a guide pin P2 is formed on the outer peripheral surface of the cam portion 91, and as shown in FIG. 4, the guide pin P2 is guided in the longitudinal direction of the second handle shaft 53 according to the guide hole, and through this, the cam portion 91. can guide the linear movement of

Referring to FIG. 5B , a pair of cam posts 91c and 91d extend and protrude in front of the cam part 91 by a predetermined length. Cam surfaces 91c' and 91d' are formed inside these cam posts 91c and 91d, respectively.

Also, the pin rotating part 92 is inserted into the front of the cam posts 91c and 91d. At this time, the pin rotating part 92 has a pair of guide ribs 92c and 92d formed parallel to its longitudinal direction on its inner surface, and the guide ribs 92c and 92d are the cam surfaces of the cam posts 91c and 91d. It slides in contact with (91c', 91d'). In addition, the pin rotation part 92 is formed with a pin coupling hole 92h penetrating in the vertical direction of the guide ribs 92c and 92d, and a driving pin P1 is installed in the pin coupling hole 92h.

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Also, a spring S2 is installed between the cam part 91 and the pin rotating part 92 as shown in FIG. 5A . By this spring (S2), when the push button 55 is pressed, the cam part 91 is moved forward, and at this time, the pin rotation part 92 is attached to the cam surfaces 91c' and 91d' of the cam posts 91c and 91d. The guide ribs 92c and 92d are in abutting state, and when the cam portion 91 is gradually advanced in this state, the pair of guide ribs 92c and 92d of the pin rotating portion 92 along the cam surfaces 91c' and 91d' are guided Therefore, as shown in (b) of FIG. 5b, the pin rotating part 92 rotates counterclockwise.
Conversely, when the pressing force on the push button 55 is released, the cam 91 returns to its original state by the elastic force of the spring S2. That is, the cam part 91 moves from the state (b) of FIG. 5B to the state (a).

As such, when the push button 55 is pressed and the cam part 91 moves forward, the pin rotating part 92 to which the driving pin P1 is connected rotates counterclockwise as shown in FIG. 2, and the driving pin P1 is The connecting end 31 of the first display member 30a is pushed and pushed, and the first display member 30a is rotated. At this time, the second display member 30b also rotates in a predetermined direction in conjunction with the first display member 30a. Accordingly, the indicator members 30 are in a state of being apart from each other.

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Meanwhile, in FIG. 5A , a guide hole 53h is formed in the second tube 53a so that the driving pin P1 of the pin rotating part 92 is moved to a predetermined radius, and the second tube 53a is the fixing member 50b. It is connected to the front, and the key cylinder 95 is installed in the inside of this 2nd tube 53a. In addition, a handle lock body 96 is connected to the front surface of the second tube 53a, and a handle portion 51 is provided in front of the handle lock body 96 . At this time, the handle locking body 96 serves to lock (lock) the rotation of the external handle portion 51 when the push button 55 is pressed. In addition, a fixing block 99 having a cover 97 , a pressing post 98 , and a spring S1 is provided, and may be configured to release the locking state of the handle through the fixing block 99 . Since this is a configuration basically provided in the conventional lever-type door lock, detailed operation description is omitted.

Also, a spring S2 is sandwiched between the cam portion 91 and the pin rotating portion 92 and is inserted into the first tube 52a. Accordingly, the pin rotating part 92 may be returned to its original state from the state in which the push button 55 is pressed by the elastic force of the spring S2.

In the indicator-type door lock of the present invention configured as described above, when the push button 55 is pressed indoors, the cam part 91 is moved to rotate the pin rotation part 92 . At this time, the driving pin P1 of the pin rotating part 92 moves along the guide hole 53h of the second tube 53a, and as shown in FIG. 2 , the driving pin P1 is connected to the first display member 30a. When the stage 31 is pushed out, the first display member 30a is rotated clockwise with reference to FIG. 2 . At this time, the second display member 30b also rotates at a predetermined radius in conjunction with the first display member 30a.

Accordingly, as shown in FIG. 2 , the first display member 30a and the second display member 30b swing apart from each other to be placed at a position corresponding to the display unit 12 . At this time, the first display member 30a and the second display member 30b may be colored in a predetermined color (eg, red), as described above, the first display member 30a and the second display member 30b ) are separated from each other and placed in a position corresponding to the display unit 12, the first display member 30a and the second display member 30b are exposed to the outside through the display unit 12 of the main body cover 10, respectively. do. Therefore, when the display unit 12 is visually viewed from the outside, the text of 'CLOSED' in red can be checked, so that it is possible to recognize that the current door lock is in a locked state.

Conversely, when the push button 55 is returned to the original state by the manipulation of the handle part 51 (that is, the unlocking action of the handle lock body 96) indoors, the driving pin P1 returns to the original state, and the first display The external force (supporting force) which presses the member 30a is no longer left. Accordingly, the first display member 30a and the second display member 30b return to their original state (retracted state) by the elastic force of the pin spring 70 , and thus depart from the position corresponding to the display unit 12 . Accordingly, the red color disappears from 'CLOSED' of the display unit 12 of the main body cover 10 . By this operation, the unlocked state of the door lock can be recognized by an external user.

<Second embodiment>

Referring to FIG. 7 , the present invention further includes a display panel 60 in front of the door lock body 20 in addition to the indicator member 30 composed of the above-described first display member 30a and second display member 30b. can

Specifically, the display panel 60 is provided as a green circular plate, and the first through hole 61 and the second through hole 62 are formed on the side thereof. In addition, the letters marked 'OPEN' are respectively displayed on the upper and lower parts. In addition, the letter 'CLOSED' is written on the first display member 30a and the second display member 30b, respectively (not shown in the drawing).

Meanwhile, the display opening portions 11b and 12b are formed in a predetermined area in front of the main body cover 10 . The first display member 30a and the second display member 30b are each rotated at a predetermined radius by the driving pin P1 of the driving member 50 ( FIG. 4 ) to form a state in which they are spaced apart from each other.

Accordingly, in a state in which the first and second display members 30a and 30b are not spread apart, as shown in FIG. 8 , a part of the display panel 60 is exposed to the outside through the display opening portions 11b and 12b and can be easily checked with the naked eye. be able to That is, 'OPEN' of the display panel 60 is displayed through the display opening portions 11b and 12b (refer to FIG. 8(b) ).

On the other hand, when the locking state of the room is set by pressing the push button 55 of the driving member 50, the driving pin P1 of the driving member 50 is turned and the first display member 30a and the second display member 30b ) form a state that is spread apart from each other (refer to FIG. 2). In this case, these members 30a and 30b cover the display character 'OPEN' of the display panel 60, respectively, and the display character 'CLOSED' of the indicator member 30 is displayed outside through the display opening portions 11b and 12b. (see Fig. 8(a)).

<Third embodiment>

Referring to FIG. 9 , the main body cover 10 of the present invention may further include an auxiliary display unit 12b marked with 'OPEN' in addition to the display unit 12a marked with 'CLOSED'. The auxiliary display unit 12b may be formed by engraving the letter 'OPEN' on the body cover 10 and digging it out.

In this case, when the first display member 30a and the second display member 30b are operated and pivoted apart from each other, they are located at a position corresponding to the display portion 12a marked 'CLOSED' on the body cover 10. are placed (refer to FIG. 9(b) ), but in a normal state (unlocked state), they are at a position corresponding to the auxiliary display unit 12b marked 'OPEN' (refer to FIG. 9(a)). Therefore, through this method, the user can more clearly recognize the unlocked state of the door lock with the naked eye from the outside.

<Fourth embodiment>

10 and 11 , in the present embodiment, the first letter M1 of 'OPEN' is provided on the upper side of the display panel 60, and the word 'CLOSED' is provided on the front side of the first display member 30a. Provides 2 characters (M2). In addition, a display opening 11a' is formed on the upper side of the main body cover 10 .

With this configuration, in a state in which the first display member 30a and the second display member 30b are separated from each other as shown in FIG. 11(a), the second character M2 is displayed as shown in FIG. 11(b). It is exposed through the opening 11a'. Conversely, in a state in which the first display member 30a and the second display member 30b are retracted to each other as shown in FIG. The letter M1 is exposed.

<Fifth embodiment>

12 and 13 , an indicator area 35s is provided on the second display member 30b ′, and one display opening 13a is provided on the front surface of the main body cover 10 . In this case, the indicator area 35s is provided in a form extending from the end of the second display member 30b' to a predetermined area.

With this configuration, in a state in which the first display member 30a' and the second display member 30b' are separated from each other as shown in FIG. 13(a), as shown in FIG. The indicator area 35s is exposed through Conversely, in a state in which the first display member 30a' and the second display member 30b' are retracted from each other as shown in FIG. 12A, the display panel passes through the display opening 13a as shown in FIG. 12B. A portion of (60') is exposed.

Accordingly, the user can easily check whether the door lock is locked or unlocked from the outside with the naked eye.

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<Sixth embodiment>

Referring to FIG. 14 , in this embodiment, a single display member 30c is provided as an indicator member.

Specifically, the display panel 60 is mounted in front of the door lock body 20 , and a single display member 30c is pivotably installed in front of the display panel 60 . Also, one display opening 13a is formed in the main body cover 10 in the same manner as in the above-described embodiment.

Here, the first mounting hole 21 and the second mounting hole 22 are formed in the door lock body 20 . In addition, the first through hole 61 and the second through hole 62 are formed in the display panel 60 to correspond to the first mounting hole 21 and the second mounting hole 22 . In addition, an indicator area 35s is formed at the tip of the single display member 30c, and a single connection hole 33a is formed at the end of the single display member 30c.

Meanwhile, the pin spring 70 is fixed to the door lock body 20 through a plurality of bolts B1. That is, bolts B1 are respectively inserted into the first connection region 71 and the second connection region 72 of the pin spring 70 . At this time, one bolt passes through the first through hole 61 of the display panel 60 . passing, and another bolt sequentially passes through the single connection hole 33a of the single display member 30c, and the second through hole 62 of the display panel 60, the first mounting of the door lock body 20 It is fastened to the ball 21 and the second mounting hole 22, respectively.

Accordingly, the single display member 30c is rotatably installed at a predetermined angle with the single connection hole 33a as a point. In addition, the pin spring 70 is disposed so that the supporting end 73 elastically supports the connecting end 31 of the single display member 30c. Therefore, even in a state in which the single display member 30c is rotated in one direction as shown in FIG. 16 , it can be returned to its original state by the elastic force of the pin spring 70 .

Referring to FIG. 15 , in a general state in which the single display member 30c is not rotated, a portion of the front surface of the display panel 60 is exposed through the display opening 13a of the main body cover 10 (FIG. 15(b) ). Reference).

Referring to FIG. 16 , when the single display member 30c is rotated clockwise from the state of FIG. 15 , the indicator area 35s of the single display member 30c is exposed through the display opening 13a of the body cover 10 . (see Fig. 16(b)).

As described above, in the present embodiment, there is an advantage in that the structure can be further simplified by applying the single display member 30c as the indicator member.

In the above, the present invention has been illustrated and described with respect to specific embodiments, but the present invention is not limited only to the above-described embodiments, and those of ordinary skill in the art to which the present invention pertains are described in the following claims. The invention can be implemented with various changes without departing from the spirit of the invention.

10: body cover
20: door lock body
30: no indicator
30a: first display member
30b: second display member
30c: single display member
31: connecting end
50: drive body
91: cambu
92: pin rotation part

Claims (8)

a handle shaft having a handle for unlocking and a push button for locking;
a driving body to which the handle shaft is mounted;
a door lock body provided with a body cover having at least one display unit formed on a front surface of the front surface of the door lock to display the locked state of the door lock to the outside, and installed in front of the driving body;
an indicator member rotatably installed in a predetermined radius inside the door lock body to form an exposed state through the display unit; and
and a turning driving member located in the handle shaft and rotating inside the handle shaft when the push button is pressed to rotate the indicator member,
The indicator member may include a first display member having one end pivotably mounted to the door lock body, and
and a second display member having one end pivotably mounted to the door lock body and pivoting in the opposite direction to the first display member based on the pivot point in conjunction with the first indicator member. delete According to claim 1,
The turning driving member,
a cam portion that moves in a straight direction within the handle shaft by the push button and has at least one cam post formed on its front surface; and
At least one guide rib guided along the cam post of the cam is formed on an inner circumferential surface, and an outer circumferential surface of the cam portion comprises a pin rotating part equipped with a driving pin for turning the indicator member to one side. According to claim 1,
The display unit is provided in a shape through which a portion of the body cover is penetrated,
Indicator-type door lock, characterized in that the indicator member is exposed to the through area of the display unit to display. 5. The method of claim 4,
In the door lock body,
A display panel provided with at least one display character is mounted,
Indicator-type door lock, characterized in that the indicator member is pivotably mounted in front of the display panel. According to claim 1,
and a pin spring mounted at the pivot point of the first display member and the second display member to apply an elastic force between the first display member and the second display member. According to claim 1,
Any one of the first display member and the second display member, indicator-type door lock, characterized in that it further comprises an indicator area extending integrally from the end of the first display member or the second display member. delete

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