KR200457002Y1 - A locking device for opening and shutting windows - Google Patents

Abstract

The present invention relates to a lock device for a sliding window, and easy to release the lock and opening the window, automatic locking function, slim (slim) configuration to improve the installation, prevent unlocking from the outside and simplify the configuration to reduce the production cost It is to provide a locking device for sliding windows that can be expected.
That is, the present invention is coupled to the spring inlet portion 15 formed in the center of the stand 11 by axially coupling the pressure plate 12 to the stand 11 fixed to the window frame 2, and emerges toward the locking portion 20. A pressurizing portion 10 having the operation pin 16 coupled to the pin restoring spring 14 so as to be elastically supported; In order to be connected to the operation pin 16 of the pressing unit 10, the wedges are pressed by the operating pin 16 into the housings 21 and 22 which are separated up and down and elastically supported by the wedge restoring spring 26. 27, a hook 25a formed in contact with both side inclined surfaces 27a formed in the wedge 27 is formed and is elastically supported by the hook restoring spring 24 and exposed to the housing 21 and 22 sides. 29 is formed of a pair of hook body 25 is formed integrally and the locking portion 20 is installed in the frame groove 3 of the window frame (2); The hook 29 of the locking part 20 is formed between the hook inlets 31 into which the hooks 29 are engaged, and the hooks 32 are fixed to the rails 5 of the window frame frame 4. Strike 30 and the sliding window lock device (1) is configured, and the coupling portion 41 to detachably couple the marking member 40 to the housing 21, 22 constituting the lock portion 20 It is configured to be located above and below the strike (30).

Description

A locking device for opening and shutting windows}

The present invention relates to a locking device for a sliding window, and more specifically, to facilitate the unlocking and opening of the window, the automatic locking function, the slim (slim) configuration to improve the installation, prevent the unlocking from the outside and simplify the configuration It is to provide a lock for sliding window that can be expected to reduce the production cost.

Sliding windows installed in the building is equipped with a lock to lock the windows indoors.

In the case of a locking device applied to a conventional sliding window, a crescent shaped pivoting handle is installed on the side of one window and a crescent is formed to form a hook to which the pivoting handle is caught on the other window, or a lock operated by the handle on the window. Various window locks are used, such as a device that is installed in a buried type and a structure that fixes a strike to which the hook of the locking device is locked to the window frame.

The locking device of the crescent configuration had a problem of poor appearance, and there was a combination of easily unlocking the window by lifting the window from the outside in the locked state of the window.

In addition, some of the roots are hooked to a slide plate that is lifted and lifted by a pivoting handle, and the hooks are locked to the strike fixed to the window frame.

However, the window lock of this configuration is suitable for large windows, but the locking device is thick, there is a problem such as difficult to install in small and medium sized windows, manufacturing costs are also high.

Therefore, the present inventors have devised the present invention to solve all the problems of the conventional lock device for sliding window, and in the present invention, the device is easy to release the lock and open the window, the automatic locking function, and installed in a slim (slim) configuration. The present invention has been completed with technical problems in providing a lock for a sliding window that can be expected to reduce manufacturing costs by improving the performance, preventing unlocking from the outside and simplifying the configuration.

In the present invention as a means for solving the problem, in the sliding window lock device, the pressing plate is axially coupled to the stand fixed to the window frame is coupled to the spring inlet formed in the center of the stand to be elastically supported by the pin restoring spring to emerge toward the locking part A pressing unit in which pins are coupled; In order to be in contact with the operation pin of the pressing portion, the upper and lower housing is pressed by the operation pin to the inner side and the wedge is installed so as to be elastically supported on the wedge recovery spring, the inclined surface is formed in contact with both inclined surfaces formed on the wedge and the hook recovery spring A locking portion which is elastically supported and is formed of a pair of hook bodies having integrally formed hooks exposed to the housing side and installed in the frame groove of the window frame; A hook was formed between both hooks in which the hook of the lock part was inserted, and a hook fixed to the rail of the window frame frame was formed.

In addition, the housing constituting the lock portion is formed to protrude the coupling portion to detachably couple the marking member; The coupling part is positioned above and below the strike in a state where the window is closed, so that the window locked from the outside cannot be forcibly opened.

When using a sliding window lock provided by the present invention has the following effects.

-Simple configuration enables low price.

-The thickness of the locking device is thin so that it can be attached to the window without having to drill a separate hole.

-Marker coupling part is formed on the upper and lower ends of the housing to ensure the safety that cannot be forcibly released from the outside.

-Convenience of locking can be provided by the configuration of locking at the same time as closing the window.

-You can easily open the window while unlocking the lock.

1 is a perspective view showing a state in which the locking device for a sliding window provided in the present invention is coupled to the window
Figure 2 is an exploded perspective view showing a preferred embodiment of the lock for sliding window provided in the present invention
Figure 3 is a front sectional view of the assembly state of the present invention before the wedge is pressed on the hook body
Figure 4 is a state in which the wedge is pressed on the hook body as a front sectional view of the assembled state locking device for sliding window door
Figure 5 is a side cross-sectional view of the assembled state of the present invention sliding window locking device locking the hook to the strike state
Figure 6 is a side cross-sectional view of the assembled state of the present invention sliding window locking device hook state unlocked to strike
Figure 7 is a cross-sectional view of the assembled state of the present invention sliding window lock device

Hereinafter, the configuration of the sliding window lock provided in the present invention will be described based on the accompanying drawings.

Sliding window lock device (1) provided by the present invention is a pressing portion 10 is installed to be exposed to the interior of the window frame 2, as shown, the hook is unlocked by the pressing portion 10 Lock portion 20 is built in the rail groove (3) to be pressurized, and the strike 30 is fixed to the rail (5) of the window frame frame 4 so that the hook of the lock portion 20 is locked.

The pressing unit 10 is elevated by a stand 11 fixed to the window frame 2 by a piece 6, a pressing plate 12 pivotally coupled to the stand 11, and a snap ring 13. Actuated by the pressure plate 12 in a state coupled to the spring inlet portion 15 formed in the center of the stand 11 in the state in which the pin restoring spring 14 is coupled so as to be controlled and emerged toward the locking portion 20. It consists of a configuration including the pin (16).

Although the pressing plate 12 is not shown, it is obvious that the design may be changed to a slide type, a button type, or the like.

The locking portion 20 is configured to separate the housing (21) and 22 that is fixed to the piece (6) in the state inserted in the rail groove (3), and the guide pin (23) in the lower housing (22) A guide groove 22a is formed to be symmetric about the center, but the hook body 25 is installed in the guide groove 22a to be elastically supported by the hook restoring spring 24 to slide.

The wedge restraint spring 26 is inserted into the guide pin 23 located between the hook bodies 25 on both sides, and the wedges 27 are formed to be symmetrically formed with the inclined surfaces 27a on both sides thereof, and the wedges The elastic force of the restoring spring 26 can be provided, and the inclined surface 25a in contact with the inclined surface 27a formed on the wedge 27 is formed on both hook bodies 25 so as to be formed in the upper housing 21. When the wedge 27 is pressed by the actuating pin 16 of the pressing portion 10 inserted through the ball 21a, both hook bodies 25 can be opened to both sides along the guide groove 22a. The hook body 25 is exposed to the outside through hook operation grooves 28 formed on the sides of the housings 21 and 22 separated up and down, and has hook shapes facing each other, and a locking plate of the strike 30 to be described later. The hook 29 in which the guide surface 29a which contact | connects 32 is formed is formed integrally.

The hook body 25 may be moved by pressing the wedge 27 with a tool such as a drive in a state in which the pressing unit 10 is separated. This makes it possible to easily unlock the window when the pressing part 10 is fixed or when the window is locked before engaging the pressing part 10.

On the other hand, the housing 21, 22 constituting the locking portion 20 of the present invention is formed to protrude the coupling portion 41 to engage the marking member 40, the marking member 40 on the coupling portion 41 ) Are detachably combined. In the case of such a marking member 40, the inventor has applied for a utility model and registered (20-0409013).

The engaging portion 41 is configured to be positioned above and below the strike 30 in a state where the window is closed.

In addition, the hook 30 is provided with a hook-shaped hook 29 formed in the strike 30 fixed to the rail 5 of the window frame frame 4 by the pieces 6 so as to face the hook body 25 on both sides. It is the structure which formed the latching plate 32 which the both hooks 29 hold between the parts 31.

Locking device for a sliding window (1) of the present invention is configured as described above is applicable to small and medium sized windows, will be described below the operation of the present invention.

First, when the window is closed while the window is open, the guide surface 29a of the hook 29 comes into contact with the catching plate 32 of the strike 30, and the hook body 25 including the hook 29 has a hook restoring spring ( 24 is opened while pressing the hook 29 is fully inserted into the hook internal portion 31, the hook restoring spring (24) is restored to its original position, the hook 29 is caught by the catching plate 32, the window is automatically To be locked.

When the window is to be opened while the window is locked as described above, the window may be opened while pressing the pressure plate 12 installed in the pressing unit 10.

That is, when the pressure plate 12 is pressed, the working pin 16 provided with the elastic force of the pin restoring spring 14 presses the wedge 27 provided with the elastic force of the wedge restoring spring 26.

When the wedge 27 is pressed by the operation pin 16 as described above, the inclined surface 27a of the wedge 27 is in contact with the inclined surface 25a formed on the hook body 25 to move the hook body 25 outward. The hook 29 is unlocked in the strike 30, so the window is to be opened at this time.

In the state of opening the window as described above, the operation pin 16, the hook body 25 and the wedge 27 is restored so that the hook 29 is locked by springs applied to each.

In addition, the present invention is difficult to force unlocking from the outside when the window is locked. That is, since the engaging portion 41 formed to protrude in the housing 21, 22 of the present invention is located on the upper and lower sides of the strike 30 in a state where the window is closed, it is impossible to lift the window from the outside, thereby forcibly opening the window. It is impossible.

1: sliding window lock 2: window frame
3: rail groove 4: window frame
5: Rail 6: piece
10: Pressure unit 11: Stand
12: Pressure plate 13: Snap ring
14: Pin restoring spring 15: Inner part of spring
16: Operation pin 20: Lock
21,22: Housing 22a: Guide home
23: Guide pin 24: Hook restoring spring
25: hook body 25a: inclined surface
26: wedge restoration spring 27: wedge
27a: slope 28: hook operating groove
29: hook 29a: guide surface
30: Strike 31: Hook inside
32: locking plate 40: marking member
41: coupling part

Claims (2)

In the sliding window lock device (1),
The pin restoring spring is axially coupled to the stand 11 fixed to the window frame 2 and coupled to the spring inlet portion 15 formed at the center of the stand 11 to emerge toward the locking portion 20. A pressing part 10 to which the operation pins 16 are elastically supported to 14;
In order to be connected to the operation pin 16 of the pressing unit 10, the wedges are pressed by the operating pin 16 into the housings 21 and 22 which are separated up and down and elastically supported by the wedge restoring spring 26. 27, a hook 25a formed in contact with both side inclined surfaces 27a formed in the wedge 27 is formed and is elastically supported by the hook restoring spring 24 and exposed to the housing 21 and 22 sides. 29 is formed of a pair of hook body 25 is formed integrally and the locking portion 20 is installed in the frame groove 3 of the window frame (2);
The hook 29 of the locking part 20 is formed between the hook inlets 31 into which the hooks 29 are engaged, and the hooks 32 are fixed to the rails 5 of the window frame frame 4. Lock for sliding window, characterized in that it comprises a strike (30).
The method of claim 1,
In the housing 21 and 22 constituting the locking portion 20 is formed to protrude the coupling portion 41 to detachably couple the marking member 40,
The coupling part 41 is positioned on the upper and lower sides of the strike 30 in a state in which the window is closed, it is configured to lock the window that is locked from the outside forcibly opened.

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