KR101206563B1 - Locking device for windows - Google Patents

Abstract

The present invention relates to a lock for a window and door, comprising a window lock is automatically locked to the strike of the window frame and the locking state is automatically released by pulling the handle, the lock device, the outer surface of the window Consists of a handle assembly installed in, and an initial opening device and an automatic locking device installed in the interior of the window, the handle assembly, the handle is rotatably installed on the handle body installed on the outer side of the window; And a handle link that is moved on the handle body as the handle is rotated. The initial opening device includes a pusher rod which is installed inside the window and pushes the window frame while being rotated by the handle link which is moved in contact with the window frame. The automatic locking device includes a rotary link rotated by a handle link which is provided on both sides of the initial opening device and is moved; A moving link moved as the rotary link is rotated; The hook is rotated as the movable link is moved, the hook is released from the strike of the window frame; characterized in that it comprises a, it is possible to open and close the window very convenient and easily.

Window, Window Frame, Strike, Automatic Lock, Lock, Handle, Initial Open, Mohair

Description

Locking device for windows}

The present invention relates to a lock for a window and door, and more particularly, by locking the handle installed in the window in the opening direction of the window, the lock state of the window is automatically released, the window is automatically locked to the window frame by closing the window to the window frame It relates to a lock device for.

In general, the door lock is a handle is installed on the outer surface of the window installed in the living room or porch, the lock is installed on the inner surface of the window, the strike is installed on the window frame, the window lock is a strike of the window frame It is configured to lock the windows by being locked in.

This conventional window lock is configured to release the lock state by rotating a bar-shaped handle installed on the window, the handle is rotated in this way 45 degrees on the window or coincides with the opening direction of the window Rotate in the 90 degree direction to unlock the window.

However, when the window is opened, the handle is rotated 45 degrees or 90 degrees in the opening direction of the window to move the window in the unlocked state. Thus, the movement of the window by the handle rotated in the opening direction of the window is very There is a disadvantage that is made difficult.

In addition, due to the mohair installed in the window or the window frame for windproof and soundproofing, at the initial opening of the window, it is very inconvenient to take a greater force than the window load.

Accordingly, the present invention has been made to solve the problems of the prior art as described above, the installation of the handle assembly on the window by pulling the handle in the opening direction of the window only by the operation of automatically unlocking the window and the initial opening and It is an object of the present invention to provide a lock for a window and door so that opening and closing of the window is made very convenient and convenient by automatically locking the window to the window frame only by closing the window to the window frame.

The above object is a lock for a window and door is configured to be automatically locked to the strike of the window frame and the lock state is automatically released by pulling the handle, the locking device, the handle assembly is installed on the outer surface of the window; Consists of an initial opening device and an automatic locking device installed in the interior of the window, the handle assembly, the handle is rotatably installed on the handle body installed on the outer surface of the window; And a handle link that is moved on the handle body as the handle is rotated. The initial opening device includes a pusher rod which is installed inside the window and pushes the window frame while being rotated by the handle link which is moved in contact with the window frame. The automatic locking device includes a rotary link rotated by a handle link which is provided on both sides of the initial opening device and is moved; A moving link moved as the rotary link is rotated; The hook is rotated as the movable link is moved and the hook is released from the strike of the window frame is achieved by the window lock device comprising a.

And, the handle is provided with a rotating bar for moving the handle link while rotating as the handle, the handle link is installed with the operation bar for rotating the pusher rod of the initial opening device and the rotary link of the automatic locking device while moving with the handle link. Meanwhile, the handle link is further provided with a return spring for returning the moved handle link to its original position.

In addition, a guider is formed on one surface of the handle body, and a guide hole into which the guider is inserted is drilled in the handle link to guide the handle link to be moved.

In addition, the pusher rod has a roller contacting the window frame at one end thereof so as to be rollable.

In addition, a case is formed in the automatic locking device, the hook is rotatably installed in the case via a torsion spring, while one side is formed with a stopper for stopping the rotation of the hook, the outer link of the hook It is caught in the engaging jaw to prevent the rotation of the hook is formed.

And, the movable link is installed to be movable in the case, the movable link is formed in the engaging projection coupled to the rotary link at one end is formed, the other end is formed with an insertion groove into which the coil spring is inserted, A support plate protrudes in the case, and a portion of the bottom surface is drilled through the insertion groove of the movable link to allow the support plate to pass therethrough, such that the coil spring is compressed between the support plate and the insertion groove.

According to the window lock device of the present invention, the automatic locking device is automatically released by pulling the handle of the handle body in the opening direction of the window and the window is automatically initially opened by the initial opening device, and the window is moved to close the window frame. As the window is automatically locked by the automatic locking device, there is an effect that the opening and closing of the window is very convenient and easy.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 to 6C are views showing a lock for a window according to the present invention.

Locking device for the window of the present invention, is configured in the window 20 is automatically locked to the strike 11 of the window frame 10 is configured to automatically release the lock state by pulling the handle 120.

As shown in FIG. 1, the locking device 100 includes a handle assembly 100 installed on an outer surface of the window 20, an initial opening device 300, and a window frame 10 installed inside the window 20. The strike 11 is composed of an automatic locking device 200 that is automatically locked and released.

1 and 2, the handle assembly 100, the handle body 110 is fixedly installed on the outer surface of the window 20, the handle is rotatably installed on the handle body (110) (120), the handle cover 140 is coupled and fixed to the bottom surface of the handle body 110 and the handle link is installed to move as the handle 120 is rotated to the lower portion of the handle cover (140) 150).

The handle 120 has a hinge shaft 121 protruding at both ends thereof is coupled to both ends of the handle body 110 by the handle holder 130.

The handle holder 130 is a base 131 which is screwed to the handle body 110 with a screw or the like, protrudes on the base 131 and the hinge shaft 121 of the handle 120 on the upper surface The support protrusion 132 is formed with an arc-shaped groove so as to be rotatably supported.

Thus, the handle 120 is rotated based on the hinge axis 121 provided between the handle body 110 and the handle holder 130.

In addition, one side of the hinge shaft 121 is integrally formed with a rotation bar 122 protruding downward (as shown in FIG. 1), and the rotation bar 122 rotates the handle 120 when the handle 120 is rotated. The handle link 150 is moved in one direction while being rotated as described above.

At this time, the handle cover 140 is a screw corresponding to the handle body 110 as a length corresponding to the handle 120, the hinge shaft 121 and the rotation bar 122 of the handle 120 is the handle cover 140 Positioned to protrude outward of the, it is possible to avoid the interference with the handle cover 140 during the operation of the handle (120).

In addition, the handle link 150 is installed to move as the handle 120 is rotated in the lower portion of the handle cover 140.

In order to guide the handle link 150 moved in this way, a plurality of protruding guiders 141 are formed on the bottom surface of the handle cover 140 to be spaced apart, and the handle link 150 corresponding to the guider 141 is provided. The plurality of guide holes 151 into which the guider 141 is inserted are drilled apart from each other.

Accordingly, the handle link 150 is guided when the handle link 150 is moved by the guider 141 inserted into the guide hole 151, thereby making smooth and stable movement.

In addition, a plurality of vertical operation bars 152 and 153 is installed at the front end of the lower surface of the handle link 150, and the operation bar 152 at the center when the handle link 150 is moved is an initial opening device which will be described later. The pusher rod 330 of 300 is rotated, and the operation bars 153 of both sides rotate the rotary links 250 of the upper and lower automatic locking devices 200, respectively.

In addition, both ends of the handle link 150 is provided with a return spring 154 for returning the moved handle link 150 to its original position, the handle link 150 and the handle body when the handle link 150 is moved. When the external force that is compressed between the 110 and pulled the handle 120 is removed, the handle link 150 moved by the elastic force is returned to its original position.

As shown in FIGS. 1 and 4, the initial opening device 300 includes a housing 310 installed inside the window 20 and a pusher rod 330 rotatably installed on the housing 310. It includes.

The housing 310 is formed in a box shape having an upper surface and one side thereof opened, and a cover 320 is coupled to an opening of the upper surface.

In addition, as shown in FIG. 4, the housing 310 has a hinge protrusion 311 which is rotatably inserted into one end of the pusher rod 330 to one side of the housing 310 to protrude upward and downward. It is formed, the stopper 312 for stopping the rotation of the pusher rod 330 is rotated on the other side is formed protruding in the left and right directions.

In addition, the pusher rod 330 has a shape that is bent like a boomerang, and a hinge hole 331 to which the hinge protrusion 311 of the housing 310 is inserted and coupled is drilled at one end thereof, and the other end thereof. In the roller frame 340 in contact with the inner circumferential surface of the window frame 10 is provided to be rolled on the pusher rod 330.

Accordingly, the pusher rod 330 is rotated as shown in FIG. 6B by the central operation bar 152 of the handle link 150 described above when opening the window 20, and pushes the window frame 10 from the window frame 10. When the window 20 is closed, the pusher rod 330 is reversely rotated into the housing 310 while the roller 340 of the pusher rod 330 contacts the window frame 10 as shown in FIG. 5B.

In this case, when the window 20 is closed, the roller 340 in contact with the window frame 10 is clouded on the pusher rod 330, thereby minimizing friction with the window frame 10.

As shown in Figure 1, the automatic locking device 200, respectively, is configured on the upper and lower sides of the initial opening device 300, because both automatic locking devices are configured in the same configuration and structure only the opposite direction. In the present embodiment, only the upper automatic locking device will be described as an example.

As shown in FIG. 3, the automatic locking device 200 is provided with a case 210 having an upper surface opened, and a cover 220 is coupled to an opening of the case 210.

In addition, in the case 210, the rotary link 250 rotated by the movement of the side operation bar 153 of the handle link 150, and the movable link linearly moved as the rotary link 250 rotates. 240 and a hook 230 is rotated as the movable link 240 is moved, the hook 230 is released from the strike 11 of the window frame 10.

The rotary link 250, the hinge hole 251 is inserted into and coupled to the hinge protrusion 213 protruding into the case 210 at one end thereof, and the one side spaced apart from the hinge hole 251 will be described later. Insertion hole 252 is drilled is coupled to the coupling protrusion 241 of the mobile link 240 to be coupled, the other end side operation bar 153 of the handle link 150 when the handle link 150 is moved. As it is pushed and rotated, the rotary link 250 rotates the hinge hole 251 coupled to the hinge protrusion 213 about its axis.

At this time, the insertion hole 252 is preferably formed in a longer hole in one direction than the coupling protrusion 241 of the mobile link 240, which is a linear movement of the rotary link 250 to the linear motion of the mobile link 240 This is to minimize the interference in the conversion.

The movable link 240 is installed to be movable in the case 210, the one end portion of the coupling protrusion 241 is inserted into the insertion hole 252 of the rotary link 250 is coupled to protrude, At the other end, an insertion groove 242 into which the coil spring 243 is inserted is formed.

On the other hand, the insertion groove 242 of the mobile link 240 is a part of the bottom surface is perforated so that the support plate 212 protruded vertically in the case 210, the perforation length of the movable link 240 When the movement of the link 240 and the support plate 212 is preferably formed as a minimum length does not interfere.

Accordingly, the coil springs 243 inserted into the insertion grooves 242 of the mobile link 240 have their ends supported in contact with the inner ends of the support plate 212 and the insertion grooves 242, respectively. The coil spring 243 is compressed between the support plate 212 and the insertion groove 242 during the movement of the 240.

In addition, the hook 230 is rotatably installed in the case 210 through a hinge shaft 233 protruding from one side thereof. At this time, the hinge shaft 233 of the hook 230 is provided with a torsion spring 234 is interposed, and both ends of the torsion spring 234 are provided to be locked to the case 210 and the hook 230, respectively.

Accordingly, when the hook 230 is locked to the strike 11, the torsion spring 234 is compressed, and when the hook 230 is released, the torsion spring 234 is tensioned to rapidly reverse the hook 230 to strike the strike 11. By pushing out to help the initial opening of the window (20).

On the other hand, the hook 230 rotated as described above is a stopper 211 to stop the rotation of the hook 230 on one side of the case 210 in order to prevent excessive rotation of the hook 230 when the window 20 is locked. ) Is formed, and a locking hole 231 is formed on one side of the outer circumferential surface of the hook 230 to be engaged with the strike 11 of the window frame 10, and the hook 230 is caught on the end of the movable link 240 on the other side. The locking step 232 to prevent the rotation of the step is formed stepped.

Therefore, the hooking jaw 232 of the hook 230 is caught by the end of the movable link 240, even though the tension of the torsion spring 234 acts on the hook 230, the rotation of the hook 230 is prevented Therefore, it is possible to maintain the locked state of the window (20).

Hereinafter, the operation of the window lock according to the present invention configured as described above.

First, when the window 20 is opened, the handle 120 formed on the outer surface of the window 20 is pulled toward the opening direction side of the window 20 as shown in FIG. 6A.

Then, the handle 120 is rotated on the handle body 110, the rotary bar 122, which is rotated with the handle 120, pushes one end of the handle link 150, the handle link 150 to the window frame 10 side Will be moved. In this case, the return spring 154 installed in the handle link 150 is compressed between the handle link 150 and the handle body 110.

By the movement of the handle link 150 as described above, the operation bar 152, 153 is also moved in the same direction as the steering wheel 150, each operation bar 152, 153 is the initial opening device 300 The pusher rod 330 and the rotary link 250 of the automatic locking device 200 are pushed and rotated at the same time, and the initial opening device 300 by the pusher rod 330 and the rotary link 250 rotated as described above. And the release operation of the automatic locking device 200 is made.

That is, when the operation of the initial opening device 300 is described first, as shown in FIG. 6B, one end of the pusher rod 330, that is, the roller 340, is formed by the central operation bar 152 of the handle link 150. 10) is rotated while pushing to the side, while the roller 340 by the rotation to push the inner peripheral surface of the window frame 10 while helping the initial opening of the window 20.

Therefore, the pushing force of the pusher rod 330 due to this operation is the resistance of the initial opening by the mohair when opening the window 20 by smoothing the initial opening of the window 20 in accordance with the force to open the window 20. Can be reduced.

On the other hand, the automatic locking device 200, as shown in Figure 6c, the one end of the rotary link 250 is pushed toward the window frame 10 by the side operation bar 153 of the handle link 150 to the hinge protrusion 213. It is rotated to the axis, and the insertion hole 252 of the rotary link 250 is also rotated by the pull pulls the engaging protrusion 241 coupled thereto so that the moving link 240 is linearly moved to the rotary link 250 side. .

At this time, the coil spring 243 inserted into the insertion groove 242 of the moving link 240 due to the movement of the moving link 240 is compressed between the support plate 212 and the inner end of the insertion groove 242.

Then, the moving link 240 is separated from the hooking jaw 232 of the hook 230, which is caught by the release force of the torsion spring 234, which is compressed while the hook 230 is released. While rotating the hook 230 toward the window frame 10, the strike 11 of the window frame 10 is pushed out to release the locked state.

Then, when closing the open window 20 as described above, by moving the open window 20 to the window frame 10 side to close the locking device is automatically locked.

That is, when the window 20 is closed, as shown in FIG. 5C, one side of the locking hole 231 of the hook 230 is in contact with the strike 11 of the window frame 10 and the hook 230 is reversely rotated and reversely rotated. One end of the strike 11 of the window frame 10 is inserted into and locked to the locking hole 231 of the hook 230.

At this time, the torsion spring 234 is compressed again by the reverse rotation of the hook 230, the moving link 240 which was in contact with the outer circumferential surface of the hook 230 is the locking jaw 232 of the hook 230 is the moving link ( As soon as it passes through the 240, the coil spring 243 is moved back toward the hook 230 by the tension force of the coil spring 243, and the hooking jaw 232 of the hook 230 is again caught by the end of the movable link 240. Rotation (opening direction) of 230 is prevented.

Then, as the movable link 240 is reversely moved, the rotary link 250 is reversely rotated, and the operating bar 153 is pushed back to its original position by the reverse rotation of the rotary link 250 and moved at the same time. ), The elastic force of the return spring 154, which has been compressed, acts to return the handle link 150 and the operation bar 153 to their original positions as shown in FIG. 5A.

Accordingly, the rotating bar 122 of the rotated handle 120 is reversed by the handle link 150 which is reversely moved to return the handle 120 to the original state.

On the other hand, during the operation of the automatic locking device 200 as described above, the initial opening device 300 is also operated at the same time, when closing the window 20, the roller 340 of the pusher rod 330 of the window frame 10 As the pusher rod 330 is rotated in contact with the inner circumferential surface, the operation bar 152 of the handle link 150 is pushed to its original position.

Therefore, the window 20 is automatically locked to the window frame 10 due to the above operation.

1 is an exploded perspective view showing a window lock according to the present invention.

2 is a view showing a handle of the lock device for windows and doors according to the present invention.

3 is an exploded perspective view showing an automatic locking device according to the present invention.

4 is an exploded perspective view showing the initial opening device according to the present invention.

5 is a view showing a state before the operation of the handle and the automatic locking device according to the invention, Figure 5a is a cross-sectional view of the AA line of Figure 2 before the operation of the handle, Figure 5b shows the initial opening device according to Figure 5a 5 is a block diagram illustrating the automatic locking device according to FIG. 5A.

Figure 6 is a view showing a state after the operation of the handle and the automatic locking device according to the present invention, Figure 6a is a cross-sectional view of the AA line of Figure 2 after the operation of the handle, Figure 6b shows the initial opening device according to Figure 6a FIG. 6C is a block diagram illustrating the automatic locking device according to FIG. 6A.

<Description of the symbols for the main parts of the drawings>

100: handle assembly 110: handle body

120: handle 122: rotation bar

140: handle cover 141: guider

150: handle link 151: guide hole

152,153: operating bar 154: return spring

200: automatic locking device 210: case

212 support plate 230 hook

232: Jam Jaw 234: Torsion Spring

240: moving link 243: coil spring

250: rotary link 300: initial opening device

310: housing 330: pusher rod

340: Roller

Claims (9)

In the lock device for windows and doors configured to be automatically locked to the strike of the window frame and unlocked automatically by pulling the handle, The locking device is composed of a handle assembly installed on the outer side of the window, the initial opening device and the automatic locking device installed in the interior of the window, The handle assembly may include: a handle rotatably installed on a handle body installed on an outer surface of the window; And a handle link moving on the handle body as the handle is rotated. The initial opening device is installed in the window, the pusher rod for pushing the window frame while being rotated by the handle link is in contact with the window frame and moved; The automatic locking device includes a rotary link rotated by a handle link which is provided on both sides of the initial opening device and moved; A moving link moved as the rotary link is rotated; And a hook which is rotated as the movable link is moved and the hook is released from the strike of the window frame. The method of claim 1, The handle bar is provided with a rotating bar for moving the handle link while rotating as the handle, and the handle link is installed with an operating bar for rotating the pusher rod of the initial opening device and the rotary link of the automatic locking device while moving with the handle link. Locking device for windows. The method of claim 1, The handle link is a window lock, characterized in that the return spring is installed to return the moved handle link to its original position. The method of claim 1, A guider is formed on one surface of the handle body, and a guide hole into which the guider is inserted is drilled in the handle link to guide the handle link to be moved. The method of claim 1, The pusher rod is a window lock device characterized in that the roller contacting the window frame at one end thereof is installed in a cloudable manner. The method of claim 1, The case is configured in the automatic locking device, the hook is installed in the case is a rotatable lock device, characterized in that the hook is rotatably installed via a torsion spring, while one side is formed with a stopper to stop the rotation of the hook. The method of claim 1, Locking device for a window and door on the outer surface of the hook is characterized in that the locking jaw is formed to be locked to the moving link to prevent the rotation of the hook. The method of claim 6, The movable link is installed to be movable in the case, the movable link is a window for a window, characterized in that the engaging projection coupled to the rotary link is formed at one end thereof, the other end is formed with an insertion groove into which the coil spring is inserted. lock. 9. The method of claim 8, A support plate protrudes in the case, and a part of a bottom surface is drilled in the insertion groove of the movable link so that the support plate penetrates, so that the coil spring is compressed between the support plate and the insertion groove. Device.

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