KR20210060377A - Indicator-type door lock - Google Patents

Abstract

Disclosed in the present invention is an indicator-type door lock, which allows a user to intuitively check the locked state of a door lock from the outside, and prevents the door lock device from being bulky. To this end, the present invention is characterized by comprising: a handle shaft to which a handle unit is connected for releasing, and in which a press button is provided for locking; a driving body on which the handle shaft is mounted in a state of having penetrated the center; a door lock main body of which the front surface has a main body cover with at least one display unit displaying the locked state of the door lock to the outside, and which is installed at the front side of the driving body; an indicator member which is installed to be rotatable at a predetermined radius within the door lock main body, and forms the state of being exposed through the display unit by means of rotation; and a rotating driving member which is located within the handle shaft, and, when the press button is pressed, is rotated in the handle shaft so as 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 a 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 the access of outsiders.

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

Meanwhile, the door lock includes not only the mortise, but also a digital part installed on the outdoor side of the door to operate the mortise, and a key operation part for releasing the locked state of the door.

As an example of a conventional door lock, a lever type door lock is disclosed, which is installed to control access to an indoor space (for example, a room or a bathroom).

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 inserted or removed from the strike installed on the door frame. You can set or unlock the door lock.

In recent years, with the advancement of technology, the existing door lock is also continuously developed. In particular, a technology for preventing unauthorized opening of a door by an intruder is the most important factor in a door lock device, and a technology for improving user convenience is also an important factor. In particular, there is an increasing demand for miniaturization of the device and increase in ease of use along with the security performance of the door lock device.

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

The present invention has been invented to solve the above problems, and an object of the present invention is to provide an indicator-type door lock that allows a user to intuitively check the lock state of the door lock from the outside, and also miniaturizes the door lock device.

According to an embodiment of the present invention for achieving the above object, a handle shaft having a handle portion for unlocking and a push button for locking; A driving body on which the handle shaft is mounted; A door lock body provided in front of the driving body, comprising a main body cover provided with at least one display unit for displaying a locked state of the door lock to the outside; An indicator member installed to be pivotable in a predetermined radius inside the door lock body and exposed through the display portion; And a swing driving member positioned in the handle shaft and rotated inside the handle shaft when the push button is pressed to pivot the indicator member, wherein the indicator member includes a single one end pivotably mounted on the door lock body. A display member and a pin spring fixed to the door lock body to elastically support the single display member, and the pivoting driving member is moved in a linear direction within the handle shaft by the push button, and at least on the front surface thereof. A cam portion in which one cam post is formed, and at least one guide rib guided along the cam post of the cam portion is formed on an inner circumferential surface, and an outer circumferential surface includes a pin rotation unit equipped with a driving pin for turning the indicator member to one side. An indicator type door lock is provided.

The display unit may be provided in a shape through which a partial area of the main body cover is penetrated, and the indicator member may be exposed to the penetrating area of the display unit for display.

In the door lock body, a display panel on which at least one indicator character is provided may be mounted, and the indicator member may be pivotably mounted in front of the display panel.

According to the present invention, when a flat-type 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, so that the user can easily recognize the locked state of the door lock, thereby increasing convenience. It works. In addition, by using a structure that drives the indicator member by converting the pressing force of the push button from the handle shaft to the rotational force, there is an effect of miniaturization of the device.

1 is a perspective view of an indicator-type door lock according to a first embodiment of the present invention,
2 is a perspective view showing an installation state of an 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 an indicator member of the indicator-type door lock according to the first embodiment of the present invention;
4 is an exploded view of a driving body and a door lock body of an indicator-type door lock according to a first embodiment of the present invention;
5A is an exploded view of a driving body of an indicator-type door lock according to a first embodiment of the present invention;
5B is a view showing a connection state of a cam portion and a pin rotation portion of the indicator-type door lock according to the first embodiment of the present invention;
6 is a perspective view of a driving body of an indicator-type door lock according to a 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 diagram illustrating a use of an indicator-type door lock according to a second embodiment of the present invention,
9 is a diagram illustrating the use of an indicator-type door lock according to a third embodiment of the present invention,
10 and 11 are diagrams of use of an indicator-type door lock according to a fourth embodiment of the present invention,
12 and 13 are diagrams 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, terms or words used in the specification and claims should not be construed as being limited to their usual or dictionary meanings, and the inventors appropriately explain the concept of terms in order to explain their own invention in the best way. Based on the principle that it can be defined, it should be interpreted as a meaning and concept consistent with the technical idea of the present invention. In addition, unless otherwise defined, technical terms and scientific terms used have the meanings commonly understood by those of ordinary skill in the art to which this invention belongs. In the following description and accompanying drawings, a description of known functions and configurations that may unnecessarily obscure the subject matter of the present invention will be omitted. The accompanying drawings are provided as examples in order to sufficiently convey the spirit of the present invention 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. In addition, the same reference numbers throughout the specification indicate the same elements. It should be noted that the same components in the drawings are denoted by the same reference numerals wherever possible.

<First Example>

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 a driving body 50. A push button 55 for setting the locked state of the door lock is mounted at the 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 in front of the door lock body 20. In addition, the body cover 10 is mounted on the door lock body 20, and the display portion 12 is formed on the body cover 10.

Specifically, 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.

A display portion 12 indicating the locked state of the door lock is formed on the front surface of the main body cover 10. Here, the display portion 12 is formed on the upper and/or lower portions of the front surface of the main body cover 10 as shown in FIG. 3. At this time, the display unit 12 is formed by engraving a character (for example,'CLOSED') on the front surface of the body cover 10 and digging it out.

In addition, a first mounting hole 21 and a second mounting hole 22 are formed in the front of the door lock body 20, and the first connecting hole 35 of the second display member 30b is formed in the first mounting hole 21. ) Is mounted through the bolt B1 so that the second display member 30b is rotatably installed on the door lock body 20. It is installed to be rotatable. In addition, the second mounting hole 22 and the second connection hole 33 of the first display member 30a are connected through a bolt B1. Accordingly, the first display member 30a is also installed to be swingable on the door lock body 20.

Here, the first display member 30a is composed of a flat plate member having a substantially half-arc shape, and the second display member 30b is also configured in a shape corresponding thereto (same shape). In addition, the first display member 30a and the second display member 30b are rotated in opposite directions using the connecting holes 32 and 36 as turning points. To this end, a bolt B1 is mounted in the first connection hole 32 and the second connection hole 36.

Meanwhile, a connection end 31 is formed on the first display member 30a, and a support end 73 of the pin spring 70 is seated at the connection end 31. Here, the pin spring 70 may be configured to have a shape as shown in FIG. 3 by bending a pin made of a metal material having an elastic force, and fixed to the indicator member 30 to be mounted. Specifically, the pin spring 70 is formed by bending the first connection region 71 and the second connection region 72 through which the bolts B1 are respectively fixed to form a substantially circular shape. In addition, a bent support end 73 is formed in the second connection region 72 of the pin spring 70. 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 support end 73 of the pin spring 70 and the connection end 31 of the first display member 30a are elastically supported to each other.

That is, the first display member 30a and the second display member 30b of the indicator member 30 can be pivoted through the bolts B1 mounted in the mounting holes 21 and 22. In this case, the first display member 30a and the second display member 30b may be switched from an open state to which an external force is applied to a closed state to which no external force is applied. In this case, the support end 73 of the pin spring 70 is restored to its original state from its bent state by an elastic force, and similarly, the first display member 30a and the second display member 30b of the indicator member 30 are also in their original state. It returns to the (closed state).

More specifically, the first display member 30a and the second display member 30b are rotated through a bolt B1 to the first mounting hole 21 and the second mounting hole 22 of the door lock body 20, respectively. It is installed as possible.

At this time, 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. Accordingly, the first connection hole 35 of the second display member 30b and the first mounting hole 21 of the door lock body 20 are connected to each other with a bolt B1, so that the second display member 30b is locked. It can be installed so as to rotate at a certain angle in the body 20.

In addition, a bolt B1 penetrating through the second connection hole 33 of the first display member 30a is installed in the second mounting hole 22. Accordingly, the first display member 30a can also be rotated at a predetermined angle in the door lock body 20.

Meanwhile, a bolt B2 is installed in the first connection hole 32 of the first display member 30a and the second connection hole 36 of the second display member 30b, and, for example, the first display member ( When 30a) turns the second connection hole 33 clockwise to the turning point, the second display member 30b turns the first connection hole 35 counterclockwise to the turning point. That is, 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 thus the first display member 30a ) And the second display member 30b are interlocked to rotate in opposite directions.

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 In (52a), the push end 81 of the push button 55 moves the cam part 91 in the axial direction inside the first tube 52a. At this time, a guide pin P2 is formed on the outer circumferential surface of the cam part 91, and the guide pin P2 is guided in the longitudinal direction of the second handle shaft 53 along the guide hole, through which the cam part 91 It can guide the linear movement of

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

Further, the pin rotation part 92 is inserted in the front of the cam posts 91c and 91d. At this time, the pin rotation 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 portion 92 is formed with a pin coupling hole 92h penetrating in the vertical direction of the guide ribs 92c and 92d, and the driving pin P1 is installed in the pin coupling hole 92h.

That is, when the push button 55 is pressed, the cam portion 91 is moved forward, and at this time, the guide ribs 92c, 92d of the pin rotating portion 92 are on the cam surfaces 91c' and 91d' of the cam posts 91c and 91d. ) Is in contact, and when the cam portion 91 is gradually advanced in this state, a pair of guide ribs 92c and 92d of the pin rotation portion 92 are guided along the cam surfaces 91c' and 91d'. Therefore, as shown in (b) of FIG. 5B, the pin rotation part 92 rotates in a counterclockwise direction.

In addition, as shown in FIG. 5A, a spring S2 is installed between the cam part 91 and the pin rotation part 92. Accordingly, when the push button 55 is pressed, the cam part 91 is moved against the elastic force of the spring S2. On the contrary, when the pressing force for the push button 55 is released, the cam part ( 91) returns to its original state. That is, the cam unit 91 moves from the state (b) of FIG. 5B to the state (a). In the opposite case, the rotating member 92 rotates counterclockwise along the cam surfaces 91c' and 91d' of the cam posts 91c and 91d as in the state (b) in the state (a) of FIG. 5b. I can.

In this way, the linear movement of the cam part 91 rotates the pin rotation part 92 in one direction, and when the push button 55 is pressed, the pin rotation part 92 to which the driving pin P1 is connected as shown in FIG. 2 Is rotated counterclockwise. Accordingly, the driving pin P1 operates the indicator member 30 in a state of being separated from each other by the rotation of the pin rotation unit 92.

That is, when the push button 55 is pressed, the pin rotation part 92 rotates to one side, and the connection end 31 of the first display member 30a in contact with the driving pin P1 of the pin rotation part 92 is Is turned down. Accordingly, the first display member 30a and the second display member 30b are in an open state as shown in FIG. 2.

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 moves in a predetermined radius, and the second tube 53a is formed of the fixing member 50b. It is connected to the front, and a key cylinder 95 is installed inside this second tube 53a. Further, a handle lock body 96 is connected in front of the second tube 53a, and a handle portion 51 is installed 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 may be provided, and the handle may be unlocked through the fixing block 99. This is a configuration basically provided to a conventional lever-type door lock, so a detailed operation description will be omitted.

In addition, the spring S2 is fitted between the cam portion 91 and the pin rotation portion 92, and is inserted into the first tube 52a. Accordingly, the pin rotation 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 the driving pin P1 connects the first display member 30a as shown in FIG. 2. When the end 31 is pushed out, the first display member 30a rotates clockwise based on FIG. 2. At this time, the second display member 30b is also interlocked with the first display member 30a to rotate at a predetermined radius.

Accordingly, as shown in FIG. 2, the first display member 30a and the second display member 30b swing apart from each other and are placed at positions corresponding to the display unit 12. At this time, since the first display member 30a and the second display member 30b may be colored in a predetermined color (for example, 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 viewed with the naked eye from the outside, the word “CLOSED” in red can be confirmed, and thus it is possible to recognize that the door lock is currently locked.

Conversely, when the push button 55 returns to its original state by manipulation of the handle part 51 (that is, the unlocking action of the handle lock body 96) indoors, the driving pin P1 returns to its original state, and the first indication is no longer. No external force (bearing force) pressing the member 30a remains. Accordingly, the first display member 30a and the second display member 30b are returned to their original state (retracted state) by the elastic force of the pin spring 70 and thus deviate from positions 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, it is possible to recognize the unlocked state of the door lock to an external user.

<Second Example>

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 first display member 30a and the second display member 30b described above. I can.

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

Meanwhile, display openings 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 a driving pin P1 (FIG. 4) of the driving member 50 to form a state open to each other.

Accordingly, when the first and second display members 30a and 30b are not open, a part of the display panel 60 is exposed to the outside through the display openings 11b and 12b as shown in FIG. You will be able to. That is,'OPEN' of the display panel 60 appears through the display openings 11b and 12b (see FIG. 8(b)).

On the other hand, when the indoor lock state is set by pressing the push button 55 of the driving member 50, the driving pin P1 of the driving member 50 is rotated and the first display member 30a and the second display member 30b are rotated. ) Will form a state that is open to each other (see Fig. 2). In this case, these members 30a and 30b each cover the display character'OPEN' of the display panel 60, and the display character'CLOSED' of the indicator member 30 is displayed to the outside through the display openings 11b and 12b. It becomes (refer to (a) of FIG. 8).

<Third Example>

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

In this case, when the first display member 30a and the second display member 30b are actuated and rotated to open each other, they are positioned at a position corresponding to the display portion 12a marked'CLOSED' on the main body cover 10. They are placed (see Fig. 9(b)), but in the usual state (unlocked state), they are in a position corresponding to the auxiliary display unit 12b indicated by'OPEN' (see Fig. 9(a)). Therefore, through this method, the user can more clearly recognize the unlocking state of the door lock with the naked eye from the outside.

<Fourth Example>

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

With this configuration, when the first display member 30a and the second display member 30b are open from each other as shown in FIG. 11(a), the second letter M2 is displayed as shown in FIG. 11(b). It is exposed through the opening 11a'. Conversely, when the first display member 30a and the second display member 30b are closed to each other as shown in FIG. 10A, the first display member 30a and the second display member 30b are closed through the display opening 11a' as shown in FIG. 10B. The letter M1 is exposed.

<Fifth Example>

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 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, when the first display member 30a' and the second display member 30b' are open from each other as shown in Fig. 13(a), the display opening 13a as shown in Fig. 13(b) Through the, the indicator area 35s is exposed. Conversely, when the first display member 30a' and the second display member 30b' are closed to each other as shown in (a) of FIG. 12, the display panel is formed through the display opening (13a) as shown in (b) of FIG. Part of (60') is exposed.

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

Accordingly, the indicator-type door lock according to the present invention has a structure in which a flat-shaped indicator member 30 is installed between the door lock body 20 and the body cover 10. Through this structure, the locked and unlocked states of the door lock can be easily displayed to the outside, and the door lock device can be miniaturized.

<Sixth Example>

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

Here, a first mounting hole 21 and a second mounting hole 22 are formed in the door lock body 20. In addition, a first through hole 61 and a 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 region 35s is formed at the front end 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, a bolt B1 is inserted into the first connection region 71 and the second connection region 72 of the pin spring 70, respectively, and at this time, one bolt penetrates the first through hole 61 of the display panel 60. Pass through, 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, and the door lock body 20 is first mounted. It is fastened to the ball 21 and the second mounting hole 22, respectively.

Accordingly, the single display member 30c is installed so as to be able to rotate at a predetermined angle to the point of the single connection hole 33a. In addition, the pin spring 70 is disposed so that the support end 73 elastically supports the connection end 31 of the single display member 30c. Accordingly, even when 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 part of the front surface of the display panel 60 is exposed through the display opening 13a of the main body cover 10 (FIG. 15B). Reference).

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

As described above, in this embodiment, the structure can be further simplified by applying a single display member 30c as an 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 to the above-described embodiments, and those of ordinary skill in the art to which the present invention pertains, It will be possible to implement it with any number of changes without departing from the gist of the technical idea of the invention.

10: body cover
20: door lock body
30: absence of indicator
30a: first display member
30b: second display member
30c: single display member
31: connection end
50: drive body
91: cam part
92: pin rotator

Claims (3)

A handle shaft having a handle portion for unlocking and a push button for locking;
A driving body on which the handle shaft is mounted;
A door lock body provided in front of the driving body, comprising a main body cover provided with at least one display unit for displaying a locked state of the door lock to the outside;
An indicator member installed to be pivotable in a predetermined radius inside the door lock body and exposed through the display portion; And
It is located in the handle shaft and includes a turning drive member that rotates inside the handle shaft when the push button is pressed to pivot the indicator member,
The indicator member includes a single display member having one end pivotally mounted on the door lock body, and a pin spring fixed to the door lock body to elastically support the single display member,
The pivoting driving member includes a cam portion that moves in a linear 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 portion on an inner peripheral surface An indicator-type door lock, characterized in that the outer circumferential surface comprises a pin rotation unit equipped with a driving pin for turning the indicator member to one side. The method of claim 1,
The display portion is provided in a shape through which a partial area of the main body cover is penetrated,
The indicator type door lock, characterized in that the indicator member is exposed to the penetrating area of the display unit to display the display. The method of claim 2,
In the door lock body,
A display plate with at least one indicator is mounted,
The indicator type door lock, characterized in that the indicator member is pivotably mounted in front of the display panel.

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