KR200468244Y1 - Anti-theft improved locking apparatus for window - Google Patents

Abstract

The present invention prevents the lock from being unlocked by preventing the lock from being released by inserting a flexible material such as a card above the lock and lowering it down. It is to provide a lock for a window that can be reinforced. In particular, the present invention is configured such that the stopper, which does not contact the card with the slider, is retracted and moved forward by receiving the elastic support as the window is closed, thereby more reliably blocking the path of the flexible material such as the card to prevent theft. It is to provide a lock for the window to further enhance the.
The anti-theft function for the window lock device according to the present invention for achieving this object, the stopper is mounted to the window frame; A main body closed with a side plate and mounted to the window frame frame to face the stopper; A slider mounted inside the main body to selectively fix the stopper while being elastically supported to move up and down along the longitudinal direction of the window frame frame; An anti-theft stopper positioned at an upper portion of the slider to receive elastic support and to move in a width direction of the window frame frame, the anti-theft stopper having an end thereof fitted into a stopper according to the operation of the slider; And a rotating cam unit installed inside the main body to convert the rotational force of the handle into a linear motion to operate the slider.

Description

Anti-theft window locks {ANTI-THEFT IMPROVED LOCKING APPARATUS FOR WINDOW}

The present invention relates to a window lock device with enhanced anti-theft function. Even if a thin member such as a card is inserted between the window frame frame and the window frame, the card does not reach the locking part that substantially locks the window. The present invention relates to a lock for a window which makes it possible to reinforce the anti-theft function by disabling the state.

In general, the window is provided with a lock to prevent intrusion from the outside. These locks are usually locked automatically by closing the window and manually locked.

Patent Document 1 discloses a locking device that operates automatically among locking devices. The locking device installs a pinion 4 driven by the handle 3 inside the case 2 fixed to the window frame 20, and slides the rack 5 below the pinion 4. In the locking device to be coupled to control the hook (8) that is locked and unlocked to the strike (9) fixed to the window frame frame (30); A lower end 8a is disposed at one end of the rack 5 so that the front end is exposed to the outside through the operating hole 7 formed in the case 2, and is rotatably coupled to the case 2 with a pin 6. A hook (8) having a catching jaw (8b) engaged with the strike (9); It is coupled to the case (2) with a pin (10) and both ends are coupled to the case (2) and the hook (8) includes a coil spring 11 for elastically supporting the hook (8) in a locked state, the hook (8) On the outer surface of the locking step (8b) of the) is formed an arc-shaped guide surface (8c).

Such an automatic locking device can provide ease of use that automatically locks the window simply by closing the window when applied to the window, and can be manufactured at low cost due to its simple configuration.

However, the conventional locking device has the following problems.

(1) No matter how precisely the window frame frame and the window frame are manufactured, there will be a slight gap, and through this gap, one made of a flexible material such as a card can be inserted.

(2) When such a card is inserted between the window frame frame and the window frame so as to be positioned above the locking device, and then lowered, the locking hook is released.

(3) The release of the locking hook causes the locking function of the window to be released, which causes the problem of losing the anti-theft function.

Korean Patent Publication No. 10-2008-0038667 (2008.05.07)

The present invention has been devised in view of this point, and by inserting a flexible material such as a card above the locking device so that the material does not come into contact with the locking slider even if it is pulled down, the locking state of the locking device is released. It is an object of the present invention to provide a window lock that prevents theft so that the anti-theft function can be further strengthened.

In particular, the present invention is configured such that the stopper, which does not contact the card with the slider, is retracted and moved forward by receiving the elastic support as the window is closed, thereby more reliably blocking the path of the flexible material such as the card to prevent theft. Another object is to provide a lock for a window that can be further strengthened.

The anti-theft function for the window lock device according to the present invention for achieving this object, the stopper is mounted to the window frame; A main body closed with a side plate and mounted to the window frame frame to face the stopper; A slider mounted inside the main body to selectively fix the stopper while being elastically supported to move up and down along the longitudinal direction of the window frame frame; An anti-theft stopper positioned at an upper portion of the slider to receive elastic support and to move in a width direction of the window frame frame, the anti-theft stopper having an end thereof fitted into a stopper according to the operation of the slider; And a rotating cam unit installed inside the main body to convert the rotational force of the handle into a linear motion to operate the slider.

In particular, the stopper is characterized in that the first fixing hole is formed on the lower surface of the stopper to be engaged and released by the slider, and the second fixing hole is formed on the side thereof so that the anti-theft stopper is locked and released.

In addition, the slider, the long hole is formed in the longitudinal direction, the long hole is further provided with an elastic spring so that the slider is always elastic up, one side is formed with an auxiliary slider to fix and release the anti-theft stopper The main body is characterized in that the support protrusion is formed to protrude inward of the long hole to support the bottom of the elastic spring.

The anti-theft stopper has a mounting hole formed in a longitudinal direction through both sides thereof, and the mounting hole has an elastic spring in the longitudinal direction, and a fixing hole for selectively inserting the auxiliary slider between upper and lower surfaces. Further, the main body, characterized in that the support piece for supporting the elastic spring so as to protrude inward of the mounting hole to push the anti-theft stopper in the direction of its operation.

Finally, the fixing hole is characterized in that the inlet side of the bottom is formed wider than the inside.

According to the anti-theft window lock device of the present invention has the following effects.

(1) The slider cannot be operated even if a flexible material such as a card is used on the locking device because the anti-theft stopper covers the slider that substantially fixes the window.

(2) This will not be able to release the locking device according to the present invention will be able to further improve the anti-theft effect.

(3) The anti-theft stopper mounted on the window frame frame is elastically supported and inserted into the stopper mounted on the window frame so that the slider is invisible so that the gap between the anti-theft stopper and the stopper can be inserted in advance. It will increase the anti-theft effect even more.

(4) In particular, the anti-theft stopper retracts backwards as the window is closed and fits into the stopper as it moves forward, thereby completely eliminating the gap as described above.

1 is an exploded perspective view sequentially disassembled to show the overall configuration of the locking device according to the present invention.
Figure 2 is a perspective view for showing the assembled state of the locking device according to the present invention.
Figure 3 is a side view of the side plate removed to show the operating state of the locking device according to the present invention.

Hereinafter, preferred embodiments of the present invention will be described in more detail with reference to the accompanying drawings. Prior to this, terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary meanings, and the inventor may appropriately design the concept of the term appropriately to describe its own design in the best way possible. It should be interpreted as a meaning and a concept consistent with the technical idea of the present invention based on the principle that it can be defined.

Therefore, the embodiments described in the present specification and the constitutions shown in the drawings are merely the most preferred embodiments of the present invention and do not represent all the technical ideas of the present invention. Therefore, various equivalents It should be understood that water and variations may be present.

(Configuration)

The lock device for a window according to the present invention includes a stopper 100 largely mounted on a window frame and a main body 200 mounted on the window frame to fix and release the stopper 100. Here, the inside of the main body 200 is provided with a slider 300 and a rotary cam portion 500 for substantially fixing and releasing the stopper 100, in particular the main body 200 while receiving the elastic support The anti-theft stopper 400 is operated by receiving an elastic support so as to prevent the window from being locked by inserting a card or the like between the window frame and the window frame frame by blocking the top of the slider 300.

Hereinafter, this configuration will be described in more detail as follows.

The stopper 100 is a kind of block body mounted on the window frame. In this stopper 100, as shown in FIG. 3, a first fixing hole 110 is formed so that the slider 300, which will be described later, is selectively inserted into the bottom surface to fix the window frame frame. In addition, a second fixing hole 120 is formed at a side thereof so that the anti-theft stopper 400 is locked and released.

The main body 200 is a block body for accommodating the components to be described later and to provide a working space therein, one side is finished with a side plate 210. Side plate 210 is for mounting the other components and then closing them, it is fixed to the body 200 in a fastening manner.

In addition, in the main body 200, as shown in Figs. 1 and 3, the support protrusion 220 to support the elastic springs (311, 411) to elastically support the slider 300 and the anti-theft stopper 400, respectively And the support piece 230 are formed to protrude. The description thereof will be described together with the description of the slider 300 and the anti-theft stopper 400.

The main body 200 formed as described above is preferably formed on one side so as to accommodate the stopper 100, and is mounted to the window frame frame to accommodate the stopper 100.

In a preferred embodiment of the present invention, the main body 200 is to allow the one side edge of the upper side to be cut to accommodate the stopper 100 in the cut portion, the slider 300 through the bottom of the cut surface It is desirable to be able to facilitate the locking action of the anti-theft stopper 400 through the side of the incision surface.

The slider 300 is installed inside the main body 200 so as to be able to slider up and down along the longitudinal direction of the window frame frame. As the slider 300 moves upward and downward, an upper end of the slider 300 protrudes above the main body 200 to be fitted into the first fixing hole 110 to fix the stopper 100.

In particular, the long hole 310 in the longitudinal direction is formed in the slider 300 so that the vertical movement can receive the elastic support, the long hole 310 is provided with an elastic spring 311. In particular, the elastic spring 311 is supported by the above-described support protrusion 220 to provide an elastic force to the slider 300, by allowing the support protrusion 220 to support the lower end of the elastic spring 311 as shown in FIG. It is preferable that the end of the slider 300 always protrudes above the main body 200 to maintain a state that can be fixed to the first fixing hole 110.

In addition, the slider 300 is further provided with an auxiliary slider 320 on one side. The auxiliary slider 320 serves to fix and release the anti-theft stopper 400 to move in the width direction of the window frame frame while moving up and down integrally with the slider 300. This operation will be described together with the description of the anti-theft stopper 400.

Finally, the slider 300 is further formed with a step 330 on the side. The step 330 is for causing the rotation 300 to be pressed down as the rotary cam unit 500 to be described later rotates.

The anti-theft stopper 400 is mounted to the main body 200 to be positioned above the upper end of the slider 300. In particular, the anti-theft stopper 400 is elastically supported so that the end is fitted to the stopper 100 while moving in the width direction of the window frame frame, even if the card is inserted between the window frame frame and the window frame, the anti-theft stopper Block 400 so as not to reach the slider 300 by.

The anti-theft stopper 400 has mounting holes 410 formed on both sides thereof, and the mounting holes 410 are provided with elastic springs 411. In particular, the elastic spring 411 is installed so that one end of the above-described support piece 230 formed to protrude inwardly of the mounting hole 410 is fixed to receive elastic support in the direction facing the stopper 100.

In addition, a fixing hole 420 is formed between the upper and lower surfaces of the anti-theft stopper 400. The auxiliary slider 320 is inserted into the fixing hole 420 to fix the sliding operation of the anti-theft stopper 400. Here, the fixing hole 420 is projected toward the stopper 100 while pressing the elastic spring 411 as the auxiliary slider 320 is fitted, in particular the protruding end of the stopper 100 described above. It is preferable to form the place that can be fitted into the second fixing hole (120).

In a preferred embodiment of the present invention, the fixing hole 420 is formed in the inlet side formed on the bottom of the anti-theft stopper 400 wider than the inside, so that the auxiliary slider 320 can be easily fitted as well as this auxiliary Preferably, the slider 320 is inserted into the fixing hole 420 so that the anti-theft stopper 400 can be easily pushed toward the stopper 100.

The rotary cam unit 500 is mounted inside the main body 200 so that the cam unit 510 can press on the step 330 as it rotates. In particular, the rotary cam unit 500 is configured to rotate together by rotating the handle (not shown) of the locking device mounted through the window frame frame and the side plate 210.

To this end, the spline 520 is formed on the shaft cam portion 500 is configured to rotate the rotation axis of the handle without sliding, the spline 520 is exposed to the outside through the side plate 210 to the main body ( 200).

On the other hand, in the preferred embodiment of the present invention, the stopper 100 is described as used to be mounted on the window frame, on the contrary, the stopper is mounted to the window frame frame and the main body 200 is mounted to the window frame to use Configuration is also possible.

(work)

Locking device according to the present invention, as shown in Figure 3 (a), when the window is closed when the window is open, the stopper 100 provided in the window frame, as shown by the arrow, the main body 200 mounted to the window frame frame It moves horizontally toward).

At this time, the slider 300 is projected over the main body 200 to receive the elastic support of the elastic spring 311 so that the end thereof may interfere with the stopper 100. The auxiliary slider 320 is fitted into the mounting hole 410. Thus, the anti-theft stopper 400 is in a state protruding toward the stopper 100 while compressing the elastic spring 411.

Subsequently, as the window is almost closed, as shown in FIG. 3 (b), the stopper 100 presses the slider 300 and pushes it down, and the slider 300 is formed of the stopper 100. 1 is in a state immediately before being fitted into the fixing hole 110.

At this time, the auxiliary slider 320 is also separated from the mounting hole 410, and thus the anti-theft stopper 400 is in the opposite direction facing the stopper 100 due to the restoring force of the elastic spring 411, that is, the stopper ( Retreat in parallel with the direction of travel (100).

Finally, as shown in FIG. 3C, as the window frame is completely closed, the slider 300 protrudes upward and is inserted into the first fixing hole 110 to fix the stopper 100.

At the same time, the secondary slider 320 along with the slider 300 also moves upward, while being inserted into the fixing hole 420, the anti-theft stopper 400 is moved in the opposite direction to the travel direction of the stopper 100 while the second fixing hole 120 is inserted. Will be inserted).

Therefore, since the anti-theft stopper 400 is fixed to overlap the stopper 400 on the slider 300, even if a card or the like is inserted between the window frame and the window frame frame on the anti-theft stopper 400, This will prevent the unlock action.

100: stopper
110: first fixing hole
120: second fixing hole
200:
210: side plate
220: support protrusion
230: support piece
300: Slider
310: long
311, 411: elastic spring
320: auxiliary slider
330: step
400: anti-theft stopper
410 mounting hole
420: fixing hole

Claims (5)

A stopper 100 mounted to the window frame;
Finished with the side plate 210, the body 200 is mounted to the window frame frame to face the stopper 100;
A slider 300 mounted inside the main body 200 to selectively fix the stopper 100 while moving up and down in the longitudinal direction of the window frame frame by receiving elastic support;
Located in the upper portion of the slider 300 is installed inside the main body 200 to receive elastic support to move in the width direction of the window frame frame, the end is fitted to the stopper 100 in accordance with the operation of the slider 300 Anti-theft stopper 400 is fixed to the position; And
Anti-theft function reinforced window lock device comprising a; rotating cam portion 500 installed inside the main body 100 to operate the slider 300 by converting the rotational force of the handle into a linear movement. The method of claim 1,
Stopper 100,
The first fixing hole 110 is formed in the lower surface to be locked and released by the slider 300,
The side of the anti-theft stopper 400, the anti-theft function is a window lock device, characterized in that the second fixing hole 120 is formed so that the locking and release. The method of claim 1,
The slider 300, the long hole 310 is formed in the longitudinal direction, the long hole 310 is further provided with an elastic spring 311 so that the slider 300 is always elastic up, one side of the theft The auxiliary slider 320 is formed to fix and release the prevention stopper 400,
The main body 200 has a support protrusion 220 is formed to protrude inward of the long hole 310 so as to support the bottom of the elastic spring 311, the anti-theft function is a window lock device. The method of claim 3, wherein
The anti-theft stopper 400 is provided with a mounting hole 410 in the longitudinal direction through both sides, the mounting hole 410 is provided with an elastic spring 411 in the longitudinal direction, the auxiliary between the upper and lower surfaces The fixing hole 420 is further formed so that the slider 320 can be selectively fitted,
The main body 200 further includes a support piece 230 protruding inwardly of the mounting hole 410 to support the elastic spring 411 to push the anti-theft stopper 400 inward in the operating direction thereof. Features anti-theft window locks. The method of claim 4, wherein
The fixing hole 420 is a window lock device for strengthening the anti-theft, characterized in that the inlet side of the bottom is formed wider than the inside.

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