KR200489898Y1 - Locking device for fly screen - Google Patents

Abstract

The present invention makes it easy to lock and unlock when the screen is closed simply by opening and closing the screen with a handle mounted on the screen without a separate release device. In particular, the present invention is configured so that the hook can rotate to cross the direction when the handle proceeds in the opening and closing direction of the insect screen, so the simple operation by switching the linear movement of the handle to the rotational movement of the hook is made It also allows you to lock and unlock the screen quickly and easily. And the present invention is formed by the edge of the handle to rotate the hook to be inclined or rounded to minimize the interference with the hook, widening the rotation range of the hook to make the overall thickness of the locking device according to the present invention thin and convenient Make it available.

Description

Insect Screen Lock {LOCKING DEVICE FOR FLY SCREEN}

The present invention relates to a lock screen for insect screens, and more particularly, since it is configured to release the lock by changing the linear motion of closing the insect screen with the rotation of the hook, the structure is simple and easy to open and close the insect screen.

Insect screens are installed on windows and doors to prevent pests such as mosquitoes from entering the house or office. The insect screen prevents the insects from entering, but allows the wind to pass through.

Such screens are usually used in a fixed manner, but may be mounted in an open / close manner so that they can be opened and closed from time to time. In addition, the insect screen mounted so as to be able to open and close to a window or a door may be provided with a locking device as shown in (Patent Document 1)-(Patent Document 3) below.

(Patent Document 1) Korean Registered Patent No. 1793629

The locking device is attached to one side of the safety screen to secure the window frame, effectively preventing external intrusion and preventing the locking member from being automatically locked by the operation of the automatic lock prevention unit. The present invention relates to a safety screen lock device capable of effectively preventing a safety accident by preventing the phenomenon of opening the safety screen due to mischief or mistake of children because the lock release part is selectively locked by the operation of the auxiliary locking part.

(Patent Document 2) Korean Registered Patent No. 1811814

An additional locking release prevention device is installed on the locking member that locks the safety screen so that the safety screen is not unlocked from the outside, while the safety screen is released from the fixed hook, while the operating body is rotated downward, It relates to a safety screen lock device that prevents the automatic screen lock to prevent the phenomenon of the safety screen is automatically locked to the fixed hook by setting the hook and to prevent the opening of the window frame and the safety screen by mounting a crescent on the housing.

(Patent Document 3) Korean Registered Patent No. 1831282

A locking member coupled to one end of the insect screen frame and having a locking jaw on one side, and a locking mechanism having a hook hole corresponding to the locking jaw of the locking member, wherein the locking member includes a coupling part having a through hole, and the coupling. The engaging portion formed on one side, the engaging jaw formed on the other side of the coupling portion, the coupling piece having a coupling means for coupling the locking member to the screen frame and the coupling and the through-hole of the coupling portion protruding on one side of the coupling piece It is to provide a lock screen for the insect screen is composed of a guide protrusion for guiding the lifting and lowering of the locking member is inserted into the effect, the effect is to form a lock on the insect screen to close the insect screen and at the same time lockable Also, if you pull up to the side while lifting the handle, the lock is unlocked and the insect screen is opened. You can mohal will again when the screw is tightened to prevent open let the children open the screen door easily very useful to prevent accidents such as falls.

However, the existing screen lock device has the following problems.

(1) Although a technology related to a locking device having various functions has been developed, it is inconvenient to use due to its complicated structure.

(2) In particular, when it is sometimes necessary to open a screen for the purpose of ventilation, children and the elderly may have difficulty in releasing such complex locks, and thus may not be able to ventilate enough to open the screen.

(3) Since the handle must be turned or have other unlocking devices, such a structure is not only complicated, but also difficult to manufacture. In addition, it is costly to produce such a screen lock device.

(4) In addition, as the structure is complicated, failures can frequently occur, and thus, maintenance costs are required.

Korean Registered Patent No. 1793629 (Registered Date: 2017.10.30) Korean Registered Patent No. 1811814 (Registration Date: 2017.12.18) Korean Registered Patent No. 1831282 (Registration Date: 2018.02.14)

The present invention has been made in view of the above, and does not provide a separate release device to provide a screen lock device that can be easily locked and unlocked when the screen is closed simply by opening and closing the screen with a handle mounted on the screen. There is a purpose.

In particular, the present invention is configured so that the hook can rotate to cross the direction when the handle proceeds in the opening and closing direction of the insect screen, so the simple operation by switching the linear movement of the handle to the rotational movement of the hook is made Another object of the present invention is to provide a screen lock for the screen that allows the user to lock and unlock the screen easily and quickly.

And the present invention is formed by the edge of the handle to rotate the hook to be inclined or rounded to minimize the interference with the hook, widening the rotation range of the hook to make the overall thickness of the locking device according to the present invention thin and convenient Another object is to provide a lock for insect screens that has been made available.

Insect screen lock device according to the present invention for achieving this purpose, is mounted on one side to the screen for profile (P) and open the other side, one side through-molded the first projection hole 110 on one side One housing 100; It is mounted to face the open one side of the housing 100, one side through-molded the second protrusion hole 210 in the position facing the first protrusion hole 110, the other side exposed hole 220 Cover 200 formed through); One side is installed in close contact with the housing 100 or the cover 200 so as to be rotatable about the pin 310, and the other side is the first protruding hole 110 or the second protruding hole 210. Mounted so as to protrude out through, the surface that is not in contact with the housing 100 or the cover 200, the hook 300 is formed with an operation projection (320); And one side is exposed to the outside through the exposure hole 220, the other side is formed in the housing 100, the operating hole 420 is fitted to the operating projection 320 while receiving the elastic support of the spring 410 As the spring 410 is compressed, the hook 300 exposed outward through the first protruding hole 110 or the second protruding hole 210 is forcibly pulled by pulling the operation protrusion 320 into the housing 100. It characterized in that it comprises a handle; 400 to accommodate.

In particular, the housing 100 is characterized in that the pressing projection 120 is protruded to the surface facing the profile (P) to be assembled by forcibly inserted into the profile (P).

Finally, the handle 400 is configured so that the hook 300 can be rotated more by avoiding interference with the hook 300 which rotates or inclines the cross-sectional shape of one edge contacting the hook 300. It is characterized by.

Insect screen locking device according to the present invention has the following effects.

(1) Easy to manufacture and assemble with simple configuration.

(2) In particular, it is possible to open and close the insect screen easily and conveniently without taking an action of releasing a separate locking device by opening and closing the insect screen.

(3) By changing the linear movement of the handle to the rotation of the hook, the striker is configured to release the hook, so the locking direction and the operation direction of the hook are different so that the lock can be held firmly without being easily opened by the wind. have.

(4) As described above, since the locking and releasing operation through the hook is made by converting the linear motion into the rotary motion, the thickness of the locking device according to the present invention can be made thin.

(5) Therefore, it can be used conveniently by making it thin in accordance with the profile of the insect screen.

(6) On the other hand, since the locking device according to the present invention is configured to be mounted by forcibly inserted into the profile by using the pressing projection, the locking device can be easily mounted and used conveniently.

(7) In addition, since the handle is formed rounded or inclined at the edge of the tip forcing the hook to rotate, the handle is minimized the interference portion when rotating the hook to expand the hook operating range to secure more firmly Can be.

1 is a perspective view of a transparent portion of the process to show the internal configuration of the screen lock device according to the present invention.
2 is an exploded perspective view to show the overall configuration of the screen locking device according to the present invention.
3 is a view showing the locking state by mounting the lock screen for the screen according to the present invention in the profile, (a) is a front view of a state in which the housing is separated, (b) shows a cross-sectional state respectively.
Figure 4 is a view showing the release state by mounting the screen lock device for the profile according to the present invention, (a) is a front view of a state in which the housing is separated, (b) shows a cross-sectional state, respectively.

Hereinafter, with reference to the accompanying drawings will be described a preferred embodiment of the present invention in more detail. Prior to this, the terms or words used in this specification and claims should not be construed as being limited to conventional or dictionary meanings, and the inventors will be required to properly define the concepts of terms in order to best describe their own design. In accordance with the principle that it can be interpreted as meanings and concepts corresponding to the technical idea of the present invention.

Therefore, the embodiments described in the present specification and the configuration shown in the drawings are only the most preferred embodiments of the present invention and do not represent all of the technical ideas of the present invention, and various equivalents may be substituted for them at the time of the present application. It should be understood that there may be variations and variations.

<Configuration>

Insect screen locking device according to the present invention, as shown in Fig. 1 to 4, the housing 100, the cover 200, the hook 300, the handle 400, and the striker (S) .

In particular, the hook 300 is easy to unlock while the hook 300 is rotated through the linear movement of the handle 400 in accordance with the operation of opening the insect screen with the handle 400 in a state mounted on the insect screen, It is convenient to use.

In addition, since the handle 400 is configured to release the hook 300 while linear movement when opening the insect screen, minimizing the configuration required for locking and unlocking is not only simple but also to make the overall thickness thin will be.

Hereinafter, this configuration will be described in more detail with reference to the accompanying drawings. Here, reference numeral "P" denotes a profile constituting the production screen frame according to a conventional technique, and "S" denotes a striker which is usually used for a lock for a window and door.

< housing >

The housing 100, as shown in Fig. 1 to Fig. 4, can be configured to accommodate other configurations to be described later, and in particular, one side is opened and the lid 200 to be described later is attached and finished.

In particular, the housing 100, as shown in Fig. 2 to 4, through-molding the first projection hole 110 on one side. The first protrusion hole 110 is to widen the operating range so that the hook 300 to be described later protrudes out of the housing 100, and thus the overall thickness of the housing 100 is increased as the operating range of the hook 300 is widened. As a result, the lock according to the present invention can be made thin.

On the other hand, the housing 100, one side is mounted to the profile (P) as shown in Figs. Accordingly, the housing 100 further protrudes the compression protrusion 120 on a surface facing the profile P.

The crimping projection 120 refers to a projection for forcibly fitting the groove 100 to fix the housing 100 when a mounting groove or the like is formed in the profile P as shown in FIGS. 3 and 4. . The technology to which the present invention belongs can be fixed to the profile (P) more firmly using a screw or a vis even after mounting the housing (100) to the profile (P) with such a pressing protrusion (120) Anyone in the field can easily find out.

<Cover>

The lid 200 closes the open surface of the housing 100 as described above with reference to FIGS. 1 to 4 to prevent other components mounted therein from being exposed to the outside.

In particular, the lid 200 is formed by penetrating through the second protrusion hole 210 at a position facing the first protrusion hole 110 described above with reference to FIGS. 2 to 4. This allows the hook 300 to be mounted on the cover 200 to be partially exposed to the outside of the housing 100 and the cover 200 through the first protrusion hole 110 and the second protrusion hole 210. To make it work. In the drawing, the hook 300 protrudes out of the cover 200 through the second protruding hole 210 to be caught by the striker S, and the hook 300 partially protrudes out of the first protruding hole 210. An example of widening the operating range is shown. However, anyone skilled in the art to which the present invention pertains can readily understand that the same effect can be obtained even when the action of the first and second protrusion holes 110 and 210 is changed.

In addition, in the lid 200, as shown in Fig. 2 to Fig. 4, the exposed hole 220 is formed through the other. The exposure hole 220 is to expose a portion of the handle 400 to be described later to the outside of the cover 200, so that the handle 400 can be opened in the direction of opening the insect screen when trying to unlock the lock according to the present invention A hole to let you do it.

<Hook>

Hook 300, as shown in Fig. 1 to Fig. 4, refers to a configuration that can be locked by the striker (S) to be described later to lock the action, or on the contrary to be released.

In particular, the hook 300, as shown in Figs. 2 to 3, is rotatably mounted to the housing 100 or the cover 200 described above. In the drawings, an example in which the cover 200 is rotatably mounted is shown, and the same effect can be obtained even when the cover 200 is mounted in the housing 100. This will be described here with an example mounted on the lid 200.

At this time, the hook 300, as shown in [Fig. 2] to [4], the cover 200 with a pin 310 so as to be located between the second protrusion hole 210 and the exposure hole 220 described above. Mount it so that it can rotate. Most preferably, a portion that substantially locks the hook 300 protrudes the cover 200 through the second protrusion hole 210 described above, and rotates at a position where the hook 300 may be caught and locked and released. It is good to install so that it can

In addition, the hook 300, as shown in Fig. 2 to Fig. 4, the projection protrusion 320 is formed on the surface that is not in contact with the cover 200. The actuating protrusion 320 refers to a protrusion inserted into the actuating hole 420 to be described later and pressing the handle 400 so that the actuating protrusion 320 is pulled to rotate the hook 300.

By forming the operation protrusion 320 as close to the pin 310 as possible, it is preferable to configure to minimize the interference when operating the hook 300 by the handle 400.

<Handle>

The handle 400 is mounted in the housing 100 described above, as shown in FIGS. 1 to 4. In this case, the handle 400 is formed so that one side is exposed to the outside of the cover 200 through the above-described exposure hole 220, in particular a virtual connecting the second projection hole 210 and the exposure hole 220 described above. Configure it to move back and forth along the line.

And the handle 400, as shown in Figure 2 to Figure 4, through the spring 410 mounted to the housing 100 is always installed to receive elastic support toward the exposure hole 220.

Such a handle 400, as shown in Figs. 2 to 4, a portion fitted inside the housing 100 overlaps with the hook 300 described above, and the overlapping portion is the operation projection described above. The operation hole 420 is formed so that the 320 may be fitted. At this time, the operation hole 420 is not the force is applied to the handle 400, the elastic support so that the operation projection 320 is not pulled so that the hook 300 is in close contact with the cover 200 in a locked state. When the spring 410 is compressed by forcibly pressing the handle 400, the operation hole 420 pulls the operation protrusion 320 to rotate the hook 300 to cover the cover 200 through the second protrusion hole 210. The hook 300 protruding outward is accommodated into the housing 100 so that the lock can be released.

In a preferred embodiment of the present invention, the handle 400 is preferably formed to form a rounded or inclined edge portion forming the operation hole 420. At this time, the inclination direction is formed in a direction such that the hook 300 does not interfere with the handle 400 when the handle 400 pulls the operation protrusion 320 and the hook 300 rotates.

As described above, the present invention is configured so that the hook can be unlocked from the striker by converting the linear motion into the rotary motion, so that the structure is simple and thin, and thus can be conveniently used.

In addition, the present invention can be made to lock and unlock the locking device with a simple operation of opening and closing the insect screen.

100: housing
110: first protrusion hole
120: crimping projection
200: cover
210: second protrusion hole
220: exposed hole
300: hook
310: pin
320: working projection
400: handle
410: spring
420: working hole

Claims (3)

A housing 100 having one side mounted on the insect screen profile P, the other side being opened, and one side penetrating the first protrusion hole 110 on one side; It is mounted to face the open one side of the housing 100, one side through-molded the second protrusion hole 210 in the position facing the first protrusion hole 110, the other side exposed hole 220 Cover 200 formed through); One side is installed in close contact with the housing 100 or the cover 200 so as to be rotatable about the pin 310, and the other side is the first protruding hole 110 or the second protruding hole 210. Mounted so as to protrude out through, the surface that is not in contact with the housing 100 or the cover 200, the hook 300 is formed with an operation projection (320); And one side is exposed to the outside through the exposure hole 220, the other side is formed in the housing 100, the operating hole 420 is fitted to the operating projection 320 while receiving the elastic support of the spring 410 As the spring 410 is compressed, the hook 300 exposed outward through the first protruding hole 110 or the second protruding hole 210 is forcibly pulled by pulling the operation protrusion 320 into the housing 100. Including a handle 400 to accommodate;
In the housing 100,
Insulation screen locking device, characterized in that the compression projection 120 to the surface facing the profile (P) by protruding molded to be inserted into the profile (P) for assembly.
delete In claim 1,
The handle 400 is,
Insect screen lock device, characterized in that the hook 300 is configured to rotate more than one edge in contact with the hook 300, rounded or inclined so that the hook 300 is rotated to avoid interference with the hook 300.

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