WO2020040399A1

WO2020040399A1 - Window lock device having lock/unlock indication function

Info

Publication number: WO2020040399A1
Application number: PCT/KR2019/005411
Authority: WO
Inventors: 김준우; 최덕순
Original assignee: 주식회사 엘지하우시스; 주식회사 윈스터
Priority date: 2018-08-23
Filing date: 2019-05-07
Publication date: 2020-02-27
Also published as: KR102471518B1; KR20220002185A; KR102475979B1; KR20200022685A; CN216406444U; JP2021535307A; DE212019000360U1; JP7012909B2

Abstract

The present invention relates to a window lock device having a lock/unlock indication function, the window lock device comprising a lock/unlock indication unit which is disposed near a handle part for opening and closing operations of a window and is operated in associated with the operation of the lock device, whereby whether the window is locked or unlocked can be visually confirmed. [Representative drawing] figure 2

Description

Locks for windows and doors with lock indication

The present invention relates to a lock device for windows and doors, and more particularly, to a lock device for windows and doors with a lock display function that can visually check whether or not the window is equipped with an automatic locking device.

In general, a window is installed in the living room or porch is provided with a locking device. Recently, an automatic locking device is provided so that the locking can be achieved by simply closing the window without a separate locking operation.

Such a door lock device has been previously filed in the Republic of Korea Registered Utility Model Publication No. 20-0409014 (notice date: February 22, 2006) and the like.

Referring to FIG. 1, a conventional automatic locking device for windows and doors is installed on a striker 1a fixedly installed on an inner circumferential surface of a window frame frame 1 and a window slid 2 that is slidably opened and closed. It includes a hardware (2a) is provided with a hook (not shown) that is rotated to be automatically locked to the engaging portion of the striker (1a) during operation. In this case, the hook is installed to interlock with the handle 2b via a rod to perform a lock / open operation.

However, the conventional automatic locking device for windows and doors as described above is cumbersome to check whether the window 2 is locked properly by pushing the window 2 directly.

The present invention has been made to solve the above-described problem, by providing a lock or not display unit interlocked when driving the locking device near the handle portion for opening and closing the window and the lock display whether the naked eye can check whether the lock It is an object of the present invention to provide a locking device for windows and doors equipped with a function.

Window lock device with a lock display function according to the present invention for realizing the object as described above, is coupled to the interior side of the sliding window opening, the storage space is provided with a shaft hole therein, the surface A main body provided with a display window;

A handle portion coupled to the shaft hole of the main body portion via a driving shaft, the handle portion being coupled via a spring to automatically return to its original state after the rotation operation of the driving shaft;

And a hardware coupled to the tip of the drive shaft in a state of being embedded in one side groove of the window frame and including a drive gear coupled to the drive shaft and a hook interlocked through a rod. A locking part which is automatically locked by being rotated in contact with the installed striker, and the hook is released when the handle is rotated; And

An operation button elastically protruding on the opposite surface of the hardware to be pressed against the inner circumferential surface of the window frame when the window is closed, and an interlocking pin elastically supported to be pulled in conjunction with the pressing of the operation button; The color display member is elastically supported so as to be released by the pulling operation of the interlocking pin and moved to one side in the main body, and the interlocking pin is elastically returned when the window is opened through the rotation of the handle. It includes a rotating cam that moves the color display member to the other side while being rotated integrally with the drive shaft so that the color display member can be locked again, whether or not the lock through the display window according to the movement position of the color display member It includes a lock display;

The present invention according to the configuration as described above, provided with a lock display unit interlocked with the lock unit near the main body of the handle portion for the opening and closing operation of the window, easy to check whether the lock of the window through the color change of the lock display Can be.

In addition, a separate auxiliary locking part is provided at one side of the main body to selectively block the operation of the handle to prevent the infant or child from opening the window, thereby preventing the occurrence of a safety accident.

1 is an indoor side elevation view of a window with a conventional automatic locking device,

Figure 2 is a perspective view of the main part of the lock device for windows and doors with a lock display function according to the present invention,

Figure 3 is an exploded perspective view of the lock device for windows and doors with a lock display according to the present invention,

4 is a perspective view showing the internal structure of the locking unit according to the present invention;

5 and 6 is a detailed view showing a specific coupling structure of the operation button according to the present invention,

7A and 7B are cross-sectional views taken along line II ′ of FIG. 6 and an operation state diagram of the lock display unit.

8 is a perspective view showing the main portion showing the configuration of the lock display and the sub-lock according to the present invention,

9a to 9c is a view showing the operation of the window lock device according to the present invention.

Hereinafter, with reference to the accompanying drawings will be described in detail the configuration and operation of the specific embodiment of the present invention.

Here, it should be noted that in adding reference numerals to the elements of each drawing, the same elements are denoted by the same reference numerals as much as possible even if they are shown on different drawings.

Figure 2 is a perspective view of the main portion of the lock device for windows and doors with a lock display according to the present invention, Figure 3 is an exploded perspective view of the lock device for windows and doors.

Referring to FIG. 2, the lock device for a window and door having a lock state display function according to an exemplary embodiment of the present invention includes a main body 100, a handle 200, a lock 300, and a lock display 400. ).

Referring to the configuration of the present invention in detail as follows.

Referring to FIG. 3, the main body 100 is coupled to the interior side of the window 20 to be slid open and closed, and includes a storage space in which a shaft hole 101 is formed. The cover 110 coupled to the surface of the main body 100 is provided with a display window 111. The display window 111 displays whether the window 20 is locked through a specific color. The display window 111 may be formed in a lock shape, for example.

The handle part 200 is rotatably coupled to the shaft hole 101 of the main body part 100 via the drive shaft 201, and the locking part 300 is rotated to one side when the window 20 is opened. Release the lock. In this case, the handle part 200 is coupled to the body part 100 via a spring 203 so that the handle part 200 can be automatically returned to its original state after the rotation operation of the drive shaft 201. That is, the handle 200 is always maintained vertically when no external force is applied.

The locking part 300 is configured to automatically set the locking state through the hardware 310 during the closing operation of the window 20. The hardware (see FIG. 2) on one side groove 21 of the window 20 may be used. 310 is buried and fixedly installed through a fastening member (not shown). The front end of the drive shaft 201 is coupled to the installed hardware 310.

Specifically, referring to FIG. 4, the drive gear 311 inside the hardware 310 is integrally rotatably coupled to the tip of the drive shaft 201, and the rod 313 can be lifted up and down on the drive gear 311. Are matched. The hook 315 is interlocked with each other on the upper and lower ends of the rod 313 being elevated. In addition, the hook 315 is elastically supported to be rotatable (counterclockwise in the figure) in a direction in which the hook is fixed through the torsion spring (not shown).

The locking part 300 of this configuration is rotated at a predetermined angle by contacting the striker 320 installed on the inner circumferential surface of the window frame 10 when the inclined surface of the hook 315 is closed when the window 20 is closed. It is locked by being automatically locked to the locking step 321 by the.

On the contrary, when the handle 200 is rotated in the opening direction of the window 20 when the window 20 is opened, the interlocking rod 313 rotates the hook 315 (clockwise in the drawing). The lock is released by the release of the hook 315 from the catching jaw 321 of the striker 320.

On the other hand, the hardware 310 is provided with an arm 330 pivoting toward the inner peripheral surface side of the window frame 10 while interlocking with the intermediate gear 312 when the drive gear 311 is rotated. The arm 330 rotates and protrudes about the rotation axis 331 during the rotation operation of the handle part 200 for opening the window 20, thereby pushing the inner peripheral surface of the window frame 10 in the opening direction. It can be spaced apart by a predetermined interval. That is, the window 20 can be easily opened with less force through the arm 330. In this case, the roller 333 is provided at the end of the protruding arm 330 to reduce friction generated while contacting the inner circumferential surface of the window frame 10 when the arm 330 pivots.

As described above, the locking part 300 has been applied and used in various forms, and a detailed description thereof will be omitted.

Referring to FIG. 3 again, the lock display unit 400 is provided to easily check whether the window 20 is locked, and the lock display unit 400 includes an operation button 410, an interlocking pin 420, It may include a color display member 430, the rotating cam 440.

5 and 6, the operation button 410 is elastically opposed to the opposite surface of the hardware 310 to be pressed against the protrusion 11 of the inner circumferential surface of the window frame 10 when the window 20 is closed. It is installed to protrude. Specifically, the operation button 410 is coupled to the elastic support to the spring 411 in the first insertion hole (310a) of the hardware 310 so that one end can protrude elastically toward the inner peripheral surface side of the window frame 10 do. The spring 411 may be installed in the installation space 410a in the operation button 410. In this case, a fixing piece 317 for fixing one side of the spring 411 is provided in the installation space 410a to enable elastic support of the operation button 410. At the other end of the operation button 410, the inclined protrusion 413 is formed. The operation button 410 of this structure is disposed so that the inclined protrusion 413 protrudes into the second insertion hole 310b communicating in the horizontal direction perpendicular to the first insertion hole 310a when pressed.

Referring to FIG. 7A, the interlocking pin 420 is installed in the second insertion hole 310b so that the interlocking pin 420 may be interlocked while being operated when the operation button 410 is pressed. Specifically, one end 420a of the interlocking pin 420 contacts the inclined surface 413a of the inclined protrusion 413 protruding into the second insertion hole 310b along the axial direction of the second insertion hole 310b. An insertion hole 421 into which the inclined protrusion 413 is inserted is provided to move. The other end 420b of the interlocking pin 420 protrudes toward the rear locking groove 431 side of the color display member 430 by elastic restoring force when the operation button 410 is depressed, and thus the main body 100 is fixed. It is coupled via a spring 423 in the casing 103 of the).

Referring to FIG. 7B, the color display member 430 is released by the pulling operation of the interlocking pin 420 and is moved to one side in the main body 100, and the color display member 430 is the main body. Through the display window 111 of the unit 100, the window 20 is displayed in a specific color (for example, red) in a locked state. Specifically, the color display member 430 is coupled to the left and right within the body portion 100, the elastic support is coupled to one side via a spring 433. The color display member 430 of this structure releases the engagement pin 420 from the rear locking groove 431 by the pulling operation of the interlocking pin 420 when the window 20 is closed, and at the same time, the spring 433 Color display member 430 is moved to one side by the elastic restoring force. Accordingly, the window 20 is indicated to be locked through the display window 111. That is, the front of the color display member 430 is provided with an identification plate 435 which is displayed with different colors on the left and right to display a specific color through the display window 111 of the cover 110. For example, one side 435a of the identification plate 435 displays an inconspicuous color (for example, the same color as a cover provided with a display window) indicating that the window 20 is in the unlocked state, and the identification plate 435 On the other side (435b) of the) may be displayed a red color indicating the locking state of the window 20.

Referring to FIG. 8, the rotation cam 440 pushes and moves the color display member 430 to the other side when the window 20 is opened by the handle 200, and the rotation cam 440. Is coupled to the drive shaft 201 and rotated integrally. Specifically, the outer circumferential surface of the rotation cam 440 is provided with a pressing protrusion 441 for pushing the step 437 of the color display member 430 to the other side. Rotating cam 440 having such a configuration is to move the color display member 430 to the other side at the same time as the rotation operation of the handle portion 200, the moment the color display member 430 is located at a predetermined point The other end of the interlocking pin 420 that is elastically retracted is locked to the rear locking groove 431 of the color display member 430 (the state of FIG. 7A).

On the other hand, the main body portion 100 may be further provided with an auxiliary locking part 500 for selectively blocking the operation of the handle portion 200 so that infants or children do not open the window 20.

In detail, the auxiliary locking part 500 includes an operation knob 510 slidably coupled along the guide rail 113 provided on one side of the main body part 100, and the lifting operation of the operation knob 510 is performed. When the upper end of the operation knob 510 is caught by the stepped groove 443 provided on the outer circumferential surface of the rotation cam 440, the rotation operation itself of the handle part 200 can be disabled, thereby preventing a safety accident. can do.

Then, the operation principle of the lock device for windows and doors with a lock display function according to the invention of the above configuration will be described with reference to Figs. 9a to 9c.

Referring to FIG. 9A, the window 20 is slid to the window frame 10 in a state in which the handle 200 is gripped for the closing operation of the opened window 20. At this time, the handle 200 is not rotated to maintain a vertical state. In addition, the operation button 410 installed on the opposite surface of the hardware 310 facing the window frame 10 is in an elastically protruding state. In addition, the lock display unit 400 indicates that the current window 20 is in the unlocked state as the color of one side 435a of the identification plate 435 is exposed through the display window 111 (FIG. 7A).

Referring to FIG. 9B, when the window 20 contacts the window frame 10 and closes, the end of the hook 315 installed on the window 20 is caught by the striker 320 provided on the inner circumferential surface of the window frame 10. ) Is locked while being elastically locked. At the same time, the operation button 410 is pressed against the inner circumferential surface of the window frame 10, the color display member 430 is moved to one side by the operation of the interlocking pin 420 interlocked with the display frame 111 As the other side (435b) color (red) of the identification plate 435 is exposed through) can be visually confirmed that the window 20 is currently locked (FIG. 7B state).

Referring to FIG. 9C, when the handle part 200 is pivoted along the opening direction of the window 20 to open the window 20, the hook 315 is fixed by the operation of the rod 313. As the lock is released, the lock state of the lock unit 300 is released. At the same time, the arm 330 pivotally protruding toward the inner circumferential surface side of the window frame 10 can easily open the window 20 by pushing the inner circumferential surface of the window frame 10 by a predetermined interval. In addition, the rotating cam 440 (see FIG. 8) rotated by the turning operation of the handle part 200 pushes the color display member 430 to the other side, and at the same time, the release button 410 is released. The other end 420b of the interlocking pin 420 is fixed to the rear locking groove 431 of the color display member 430 while the color of one side 435a of the identification plate 435 is exposed through the display window 111. It will maintain the state. Therefore, it can be visually confirmed that the window 20 is in the unlocked state (FIG. 7A state).

The present invention has been shown and described with reference to specific specific embodiments, but the present invention is not limited to the above-described embodiments, and various changes and modifications may be made without departing from the technical spirit of the present invention.

[Explanation of code]

10: window frame 11: protrusion

20: window 21: one side groove

100: main body 101: shaft hole

103: casing 110: cover

111: display window 113: guide rail

200: handle portion 201: drive shaft

203: spring 300: locking part

310: Hardware 310a: First Insertion Hole

310b: second insertion hole 311: drive gear

313: Rod 315: Hook

317: fixed piece 320: striker

321: engaging jaw 330: arm

331: rotating shaft 333: roller

400: lock display 410: operation button

410a: installation space 411: spring

413: inclined protrusion 413a: inclined surface

420: interlocking pin 420a: once

420b: other end 421: insertion hole

423: spring 430: color display member

431: engaging groove 433: spring

435: identification plate 435a: one side

435b: other side 437: step

440: rotating cam 441: pressing projection

443: step groove 500: auxiliary locking portion

510: operation knob

Claims

A main body portion 100 coupled to the indoor side of the window opening 20 to be opened and closed, having a storage space in which a shaft hole 101 is formed, and having a display window 111 on a surface thereof;

It is coupled to the shaft hole 101 of the main body portion 100 via a drive shaft 201, and is coupled via a spring 203 to automatically return to its original state after the rotation operation of the drive shaft 201. Handle 200;

The hook is coupled to the distal end of the drive shaft 201 in a state of being embedded in the one side groove portion 21 of the window 20 and interlocked through the drive gear 311 and the rod 313 coupled to the drive shaft 201. Including the hardware 310 is provided, the hook 315 is rotated in contact with the striker 320 installed in the window frame 10 when the window 20 is closed is automatically locked and fixed, A locking part 300 to release the hook 315 when the handle 200 is rotated; And

When the window 20 is closed, the operation button 410 elastically protrudes on the opposite surface of the hardware 310 to be pressed against the inner circumferential surface of the window frame 10, and the pressing of the operation button 410 and Interlocking pins 420 elastically supported to be interlocked and pulled, and colors that are elastically supported to be moved to one side in the main body 100 while being released by the pulling operation of the interlocking pins 420. The display member 430 and the color display member 430 may be locked again by the interlocking pin 420 that is elastically returned when the window 20 is opened through the rotation of the handle part 200. The display window 111 according to the movement position of the color display member 430, including a rotation cam 440 is rotated integrally with the drive shaft 201 to push the color display member 430 to the other side. Lock display unit 400 is displayed whether or not through the lock; Locks for windows and windows containing.
The method of claim 1,

The hook 315 is,

Locking device for a window and door that is elastically supported via a torsion spring so as to be elastically locked to the engaging jaw (321) of the striker (320).
The method of claim 1,

The operation button 410 is,

One end is elastically supported by a spring 411 to the first insertion hole 310a of the hardware 310 so as to protrude toward the inner circumferential surface side of the window frame 10, the other end is pressed of the operation button 410 When the inclined protrusion (413) is arranged to protrude in the second insertion hole (310b) communicated in the horizontal direction perpendicular to the first insertion hole (310a).
The method of claim 3,

The interlocking pin 420 is,

An insertion hole 421 into which the inclined protrusion 413 is inserted at one end 420a to be interlocked with the inclined surface 413a of the inclined protrusion 413 protruding into the second insertion hole 310b is provided. It is provided, the other end 420b is in the casing 103 of the main body portion 100 so that it can be fixed to the back locking groove 431 of the color display member 430 when the operation button 410 is released Locking device for the window that is elastically supported via a spring (423).
The method of claim 4, wherein

The color display member 430,

The main body 100 is coupled to the left and right reciprocating movement is coupled to the elastic support to one side via a spring 433, the surface recognizes whether the locking unit 300 is locked through the display window 111 Locking device for windows and doors that are provided with identification plates 435 displayed in different colors on the left and right sides.
The method of claim 4, wherein

The rotating cam 440,

The color display member 430 is rotated to be integrally coupled to the drive shaft 201 and to rotate the other end of the interlocking pin 420 to the locking groove 431 of the color display member 430 on an outer circumferential surface thereof. Locking device for a window provided with a pressure projection (441) for pushing the step 437 of the other side to move.
The method according to claim 1 or 6,

On one side of the body portion 100,

The upper end of the operation knob 510 is fixed to the stepped groove 443 of the rotation cam 440 when the operation of the operation knob 510 slidably coupled up and down along the guide rail 113 is handled. Locking device for a window further comprises a; auxiliary locking unit 500 for blocking the rotation operation of the (200).