KR101568093B1 - Button-Key typed Window locking Device - Google Patents

Abstract

The present invention relates to a button key type-window locking device allowing a window such as a security window or the like to be locked into a door frame by operating a button key. Specifically, a rotation latch (30) rotatably installed on a housing (10) is rotated to allow a locking loop (32) to be locked into and fixated to the fixed bracket (103) of a window frame (101). A lock bar (40) is engaged with the rotation latch (30) or released therefrom to allow the rotation latch (30) to be rotated to be in a lock released position or to restrict the rotation latch (30). The lock bar (40) is released from a locked state by pressing lock release operation locking pins (61, 63), which are arbitrarily designated by a user among a plurality of lock pins (61-66) slidably assembled to a lock bar installation block (50), to be in the lock released position. According to the present invention, the position where the locking device is installed can be easily changed in accordance with the purpose or structure of the window.

Description

{Button-Key typed Window locking device}

The present invention relates to a window locking device, and in particular, it is capable of locking and unlocking operations only at one side of the inside and outside of a specific space such as a security window of a veranda, a screen door of an article storage, To a window locking device for releasing a window.

In the space adjacent to the outside of the building, that is, in the veranda or the multi-functional room, a security window is provided to prevent intruders from intruding into the window.

The conventional general manual lock device disclosed in the above-mentioned Patent 1 has a structure that can not be operated from the outside but can be easily locked and unlocked by a child or an elderly person, have. When a security lock such as a number key or a lock is not provided, a general manual lock device is easily operated by a child or an elderly person to open a security window. Through this opened window, a fall accident or theft by an outside intruder There is a risk that the

In order to solve such a problem, there is an inconvenience that a key is stored or lost when a manual locking device for operating the key by a window such as a security window is provided. In addition, the electronic door lock is expensive and has a low cost efficiency.

KR 20-0367743 Y1

Accordingly, it is an object of the present invention to solve the drawbacks of the above-described conventional window locking device, and it is an object of the present invention to provide a door locking device which is simple in structure and simple in operation, The purpose is to provide this excellent window locking device.

It is another object of the present invention to provide a button lock type window lock device in which the locking direction of the locking hook can be simply changed and the installation position of the locking device can be easily changed according to the use or structure of the window.

According to an aspect of the present invention, there is provided a key lock device for locking or unlocking a window by operating a number key,

A housing fixedly installed on the door frame;

A keypad having a plurality of key buttons and a reset button, the key buttons and the reset button protruding outside the front surface of the housing;

A rotary latch rotatably installed in the housing and having a latching ring which is engaged with or released from the fixing bracket provided on the window frame by rotation;

The locking latch is engaged with the engaging jaw protruding from the outer circumferential surface of the rotary latch and the recessed engaging groove so as to prevent rotation of the rotary latch so that the retaining ring of the rotary latch is fixed to the fixing bracket of the window frame A rock bar;

A lock bar assembly fixedly installed in the housing and supporting the lock bar in a slidable manner toward the rotary latch and having a lock pin hole and a reset pin hole formed at positions corresponding to a key button and a reset button of the keypad, block;

The lock bar mounting block is inserted into each lock pin hole of the lock bar mounting block and each slides between an upper limit position protruding from the upper surface of the lock bar mounting block and a lower limit position protruding below the lower surface of the lock bar mounting block, A plurality of locking pins for fixing or releasing the bar to the lock bar mounting block; And

A reset operation piece disposed at a lower portion of the lock bar mounting block so as to be parallel to the bottom surface of the lock bar mounting block and aligning the lock pin positioned at the lower limit position to the upper limit position while pivoting to the left or right around the center axis;

And a reset pin slidably provided in the reset pin hole and pivotally operating the reset operation piece by pressing one edge of the reset operation piece when the reset operation pin is pushed to the lower limit position.

The lock pin pin holes are formed in the left and right sides, respectively, with respect to the center of the lock bar mounting block in the width direction. The reset pin holes are provided at the lower ends of the left and right lock pin pin rows, Are disposed opposite to the left and right sides of the rotational center line of the reset operation piece, respectively.

Wherein the lock bar is provided with wing pieces on the left and right sides of the center line in the width direction and the locking bar mounting block has guide grooves for guiding the blade pieces of the lock bar slidably on the right and left sides in the widthwise center line, The lock pin pin hole formed in the installation block is formed to penetrate the widthwise edge of the wing portion of the lock bar inserted in the guide groove of the locking bar mounting block and the lock pin passes through the outer peripheral surface of the lock bar pin, Wherein the groove of the lock bar is passed through the groove of the lock bar only at a position where the groove is aligned with the groove of the lock bar and when the groove is out of position of the groove of the lock bar, Do not pass.

Wherein the locking pin includes at least one unlocking operation lock pin for unlocking the lock bar with respect to the locking bar installation block when the corresponding key button of the keypad is depressed to the lower limit position, The lock pin of the locking bar is unlocked with respect to the locking bar mounting block when the reset operation member is positioned at the upper limit position by the reset operation.

The locking pin other than the unlocking operation lock pin has the same structure as the unlocking operation lock pin, and is assembled in the opposite direction to the unlocking operation lock pin.

Meanwhile, the housing has right and left side walls each having an entrance through which the latching hook of the rotary latch enters and exits, and the rotary latch has a handle on each of the front and rear sides so that the front and back sides can be assembled in a reversed state .

An auxiliary lock for auxiliary locking the rotary latch when the rotary latch is in the locked position is slidably provided in the housing, and the rotary latch has a fixing groove for fixing the front end of the auxiliary lock at the locking position, Wherein the window locking device comprises:

The window locking device of the present invention having the above-described structure is advantageous in that it has a simple structure and is easy to operate, and has excellent safety by operating a mechanical button key of a series of numbers without using a key or an electronic key.

Further, according to the present invention, the locking direction of the locking hook can be simply changed, and the installation position of the locking device can be easily changed according to the use or structure of the window, so that the application range is wide.

1 is a perspective view showing the appearance of a window locking device according to the present invention,
2 is an exploded perspective view of a window pane according to the present invention,
3 is a partial cross-sectional front view of a window lock device according to the present invention installed in a window frame to unlock a window,
FIG. 4 is a partial cross-sectional front view of a locking state of a window locking device according to the present invention,
5 is a partial cross-sectional front view of a state in which the rotary latch is rotated to the unlocked state in a state where the lock king pin of the window locking device according to the present invention is switched to the unlocked state,
6 is a cross-sectional view of 'X3-X3' of FIG. 3, showing the relative positions with respect to the lock bar and the lock bar mounting block when the locking pin is in the unlocked state,
FIG. 7 is a cross-sectional view of 'X4-X4' in FIG. 4, showing the relative positions of the lock bar and the lock bar mounting block in the locked state of the locking pin,
8 is a sectional view showing the operation of resetting the locking pin to the initial state before switching the locking pin to the locked state or the unlocked state.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of a window locking device according to the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is an exploded perspective view of a window locking device 100 according to the present invention, and FIG. 2 is an exploded perspective view of a window locking device 100 according to the present invention.

1 and 2, a window locking device 100 according to the present invention includes a housing 10 fixedly installed on a door frame 102; And a plurality of key buttons 21-26 and reset buttons 27 and 28. The key buttons 21-26 and the reset buttons 27 and 28 protrude from the front surface of the housing 10, A keypad 20 coupled to the keypad 20; As the handle 33 is rotated by being rotatably supported by the housing 10 so that the retaining ring 32 is protruded to the outside or inside of the housing 10 and fixed to the fixing bracket 103 provided on the window frame 101 A rotary latch (30) which is engaged or disengaged; A lock bar (40) slidably moving between a lock position for preventing rotation of the rotary latch (30) or an unlock position for allowing rotation of the rotary latch (30); A lock bar mounting block 50 for supporting the lock bar 40 to slide; A plurality of lock bars 40 are fixed to the lock bar mounting block 50 by moving to the upper limit position or the lower limit position from the lock key pin holes 51-56 provided in the lock bar mounting block 50, Two locking pins 61-66; Reset pins (67, 68) operative to return the plurality of locking pins (61-66) to an upper limit position; And a reset operation member 70 which rotates left and right about the rotary shaft 71 by the operation of the reset pins 67 and 68 and returns the lower ends of the locking pins 61-66 positioned at the lower limit position to the upper limit position, ; ≪ / RTI >

The window fastening apparatus 100 of the present invention further includes an auxiliary lock 80 for fixing or releasing the rotation latch 30 from the locked position as shown in Fig. The auxiliary lock 80 functions as an auxiliary locking device by engaging with the fixing groove 36 formed on the outer circumferential surface of the rotary shaft portion 31 of the rotary latch 30 to prevent rotation of the rotary latch 30.

Hereinafter, for convenience of explanation, the keypad 20 is provided with one row of key buttons 21-26 assigned with serial numbers from 1 to 6 on the right and left sides, 3, and 5 are assigned to the right column, and numbers 2, 4, and 6 are assigned to the right column, respectively. The assignment numbers of these key buttons 21-26 are illustrative and are not intended to limit the features of the present invention. That is, the key button is not limited to six buttons, and at least four keys are available. However, in the structure in which the reset operation member of the present invention resets the locking pins alternately in the right and left rows, it is preferable to arrange the key buttons in two rows in each row.

In this embodiment, the user 1 selects the key button 21 and the key button 23 of the allocation number of the six key buttons as the unlock operation number of the window lock device of the present invention. The locking pins 61 and 63 operated by the key buttons 21 and 23 of this unlocking operation number are connected to the remaining locking pins 62, 64, 65 and 66, which have no unlocking function, Only in the forming position, and the same in the total length, diameter, width and depth of the grooves.

7, the locking pins 61 and 63 for performing the unlocking operation are inserted into the pin holes 51 and 53 of the lock bar mounting block 50, respectively, and are inserted into the reset buttons 67 and 68 The groove g is shifted in the height direction from the guide groove 59 of the lock bar mounting block 50. In this state, as shown in Fig. 6, The lock pins 61 and 63 of the unlocking function are lowered to the lower limit position to be in the unlocked state. The operation of the locking pins will be described later.

As shown in FIGS. 1 and 2, the housing 10 is made of a cylindrical body having a hollow shape. The bottom of the housing 10 is opened to accommodate components of the window locking device 100 of the present invention, That is, components such as the keypad 20, the rotation latch 30, the lock bar 40, the lock bar mounting block 50, and the reset operation piece 70 are assembled.

The housing 10 is provided with a latch hole 11 for rotatably supporting the rotation latch 30 and a plurality of key buttons 21-26 of the keypad 20 on the front side wall 10a, A plurality of button holes 12, 13 are formed so that the buttons 27, 28 are assembled so as to protrude outward. The left and right side walls 10b and 10c of the housing 10 are provided with entrance and exit ports 14a and 14b through which the latching ring 32 of the rotary latch 30 enters and exits.

The rotary latch 30 includes a cylindrical rotary shaft portion 31. The upper portion of the rotary shaft portion 31 is rotatably fitted in the latch hole 11 of the housing 10 and the lower portion of the rotary shaft portion 31 is assembled at the bottom side of the housing 10 And is rotatably supported in the hole 35a of the support bracket 35, thereby being rotatably installed in the housing.

The rotary latch 30 includes a handle 33 integrally formed on the front surface and the rear surface of the rotary shaft portion 31 and includes a hook 33 extending integrally outwardly in the radial direction from the outer peripheral surface of the rotary shaft portion 31 32 and an engagement protrusion 34 protruding from the outer circumferential surface.

3, when the window lock 100 of the present invention is installed on the door frame 102, the rotary latch 30 is rotated by 90 degrees in the counterclockwise direction by holding the knob 33, The retaining ring 32 is pivotally protruded to the outside of the entrance 14a formed in the left side wall 10b of the housing 10 to catch the fixing bracket 103 provided on the window frame 101 as shown in Fig. So that the window is not opened.

4, when the handle 33 is rotated by 90 degrees in the clockwise direction in the state of FIG. 4, the retaining ring 32 is moved to the fixing bracket 103 of the window frame 101, And then enters the inside of the housing 10.

When the rotary latch 30 is assembled to the housing 10, it is assembled in a direction opposite to the direction shown in FIG. 3, that is, the rear surface is disposed on the front surface of the housing 10 and the window locking device 100 When the housing 10 is coupled to the window frame 101 and the fixing bracket 103 is assembled to the door frame 102 in the direction opposite to the installation direction shown in Figures 3 to 5, Can be easily changed according to the structure of the window.

Meanwhile, the window locking device 100 of the present invention has a lock bar 40 that fixes the rotation latch 30 so as not to rotate from the locked position to the unlocked position, as shown in FIG. 4, 40 fix or unlock the rotary latch 30 in the locked position by the locking operation of the locking pins 61-66.

2 and 3 to 5, the lock bar 40 includes a lock bar mounting block 50 (see FIG. 3), which is fixed to the housing 10 and includes blade pieces 41 on both left and right sides of the center line. Side guiding grooves 59 of the respective side guide grooves 59.

A plurality of semicircular grooves 42 are arranged in a row at regular intervals in the longitudinal direction so as to allow the respective lock kingpins 61-66 to pass through the respective blade pieces 41 of the lock bar 40, Is resiliently biased by a spring 43 at the opposite end so that one end thereof is resiliently abutted against the rotary shaft portion 31 of the rotary latch 30.

The lock bar mounting block 50 has a guide groove 59 for slidingly guiding the lock bar 40 as shown in FIGS. 2 and 6 to 8, and a key button (not shown) of the key pad 20 The locking pin holes 51-56 and the reset pin holes 57 and 58 are formed to pass through the holes 51-56 and 57 and 58 at positions corresponding to the reset pins 21 and 26 and the reset buttons 27 and 28, The lock pin 61-66 and the reset pins 67 and 68 are slidably inserted, respectively. The locking pin holes 51-56 and the reset pin holes 57 and 58 are arranged on the right and left sides of the center line of the lock bar mounting block 50 in accordance with the arrangement of the key buttons of the keypad.

As shown in Fig. 2, the locking pins 61-66 have a groove g formed along a circumference at a constant height. The locking pins 61-66 include at least one locking function locking pin having an unlocking function of the lock bar 40 and the remaining locking pins having a function of locking the locking pin having no unlocking function.

As described above, in the embodiment of the present invention, the first key button 21 and the third key button 23 are set as the unlocking key button of the window locking device, and the remaining key buttons are set as not having the unlocking function The lock key pins 61 and 63 corresponding to the first key button 21 and the third key button 23 are defined as locking keys for unlocking operation by the operation of the unlock key .

2 and 6 to 8, the window locking device 100 according to the present invention is constructed such that two reset key buttons (*) are pressed alternately under the bottom surface of the bar mounting block 50 The lock pin 50 is moved downward in the left and right directions about the central axis 71 by the lowering action of the reset pins 67 and 68, The lower ends of the left and right lock pins 61-66 and the reset pins 67 and 68 lowered from the pin hole of the bar mounting block 50 to the lower limit position are pushed up and returned to their original positions And a reset operation piece 70.

The operation of the window locking device 100 of the present invention configured as described above will be described with reference to Figs. 3 to 5 and Figs. 6 to 8. Fig.

Window locking (Figure 4 and Figure 7)

4, the latching ring 32 of the rotary latch 30 of the window locking device 100 of the present invention is coupled to the fixing bracket 103 fixed to the window frame 101 side, To prevent it from being opened from the outside. 4, when the window is in the locked state, the lock bar 40 is opened such that the front end of the lock bar 40 is opened by the engagement protrusion 34 of the rotation latch 30 The lock releasing operation lock pins 61 and 63 are positioned at the upper limit position as shown in FIG. 7, and the lock bar 40 is rotated in the clockwise direction Thereby preventing the reorganization piece 41 from sliding in the unlocking direction (the downward direction in Fig. 4).

4, the lock bar 40 is retracted from the position at which the rotation latch 30 is prevented from rotating, as long as the lock window pin 61 is not unlocked while the window is locked, So that the rotary latch 30 is kept in the window locking state.

The window unlocked state (Figures 3 and 6)

The two reset buttons 27 and 28 are operated to reset the other lock-pin 62 to the unlocked position, before the lock-key pin 61, which is in the locking operation, is switched to the unlocked state, The reset pins 67 and 68 are moved to the lower limit position to move the reset operation piece 70 to the left and right sides as shown in FIG. Rotate alternately.

The reset operation member 70 rotates clockwise to push the lock king pin 62 located at the lower limit position to the upper limit position so that the groove g of the lock king pin 62 rotates in the direction of the rotation of the lock bar 40 41). In this state, the unlocking operation lock pin 61 is still in a locked state (a state in which the groove g is not aligned with the blade piece 41) as shown in Fig.

Then, when the unlocking key corresponding to the unlocking operation lock pin 61 is depressed, the unlocking operation lock pin 61 is moved to the lower limit position and the groove g And the blade piece 41 of the lock bar 40 are arranged at the same height.

When the rotary latch 30 is rotated from the state shown in Fig. 4 to the state shown in Fig. 5 in this state, since the unlocking operation locking pin 61 allows the movement of the lock bar 40, The latching jaw 34 rotates while pushing the tip end of the lock bar 40 to rotate the rotation latch 30 to the unlocking position shown in Fig. 32 are detached from the fixing bracket 103 and the windows are unlocked.

100: Window locking device 101 of the present invention: window frame
102: door frame 103: fixed bracket
10: Housing 11: Latch hole
12, 13: Button hole 14a, 14b:
20: Keypad 21-26: Key button
27,28: Reset button
30: rotation latch 31:
32: Retaining ring 33: Handle
34: latching jaw 35: support bracket
40: ROCKKABA 41: Reform of the Day
42: semicircular groove 43: spring
50: Lock-bar mounting block
51-56: Lock pin hole 57,58: Reset pin hole
59: Guide groove
61-66: Locking pin 67,68: Reset pin
70: Reset operation piece 71:
80: auxiliary lock

Claims (7)

A window locking device for locking and unlocking a window by operation of a button key,
A housing 10 fixed to the door frame 102;
And a plurality of key buttons 21-26 and reset buttons 27 and 28. The key buttons 21-26 and the reset buttons 27 and 28 protrude from the front surface of the housing 10, A keypad 20 coupled to the keypad 20;
A rotary latch 30 rotatably installed in the housing 10 and having a latching ring 32 which is engaged or disengaged with a fixing bracket 103 provided on the window frame 101 by rotation;
The latch 30 is slid toward the outer circumferential surface of the rotary latch 30 to engage with the engagement protrusion 34 protruding from the outer circumferential surface of the rotary latch 30 or the concaved engagement groove to prevent rotation of the rotary latch 30, A locking bar 40 for fixing the hooking ring 32 of the window frame 101 in a state where the hooking ring 32 is hooked on the fixing bracket 103 of the window frame 101 ;
The lock bar 40 is fixedly installed in the housing 10 and slidably supports the lock bar 40 toward the rotation latch 30. A key button 21-26 of the key pad 20 and a reset button 27 , A lock-bar mounting block (50) through which lock-pin-pin holes (51-56) and reset pin holes (57, 58) penetrate, respectively, at positions corresponding to the lock pins
The lock bar mounting block 50 is inserted into each of the lock pin holes 51-56 of the lock bar mounting block 50 and each has an upper limit position protruded above the upper surface of the lock bar mounting block 50, A plurality of locking pins 61-66 slidably moving between a lower limit position protruding downward to fix or unlock the lock bar 40 to the lock bar mounting block 50; And
The locking pin 50 is disposed at a lower portion of the lock bar mounting block 50 so as to be parallel to the bottom surface of the lock bar mounting block 50 and rotates left or right about the center shaft 71, 61-66) to the upper limit position;
A reset pin (67, 68) slidably provided in the reset pin hole (57, 58) for pivoting the reset operation piece (70) by pressing one edge of the reset operation piece (70) And a window locking device for locking the window. The method according to claim 1,
The locking pin holes 51-56 are formed on the right and left sides of the lock bar mounting block 50,
The reset pin holes 57 and 58 are provided at the lower ends of the left and right lock king pin arrays,
Wherein the left and right lock-pin-pin hole rows are disposed to oppose right and left sides of the rotational center line of the reset operation piece (70), respectively. The method according to claim 1,
The lock bar (40) is provided with blade pieces (41) on the left and right sides of the center line in the width direction,
The lock bar mounting block 50 is provided with guide grooves 51 for guiding the lock pieces 41 of the lock bar so as to be slidable on the right and left sides in the width direction center line,
The locking pin hole 51-56 formed in the lock bar mounting block 50 is inserted into the guide slot 51 of the lock bar mounting block 50 And is formed to penetrate the widthwise edge,
The rocking pins 61-66 are formed on the outer circumferential surface thereof with grooves g through which the lock pieces 41 of the lock bar are passed so that the positions of the grooves g are aligned with the lock piece 41 of the lock bar Only the blade piece 41 of the lock bar is allowed to pass through and the lock piece 41 of the lock bar is not passed at a position where the groove g is out of position of the blade piece 41 of the lock bar Features a window lock. The method according to claim 1,
The locking pin 61-66 is provided with an unlocking operation for unlocking the lock bar 40 with respect to the lock bar mounting block 50 when the corresponding key button 21, And a locking pin (62, 64-66) other than the lock releasing operation locking pin (61, 63) is fixed to the upper limit , The lock bar (40) is unlocked with respect to the lock bar mounting block (50). 5. The method of claim 4,
The locking pins 62 and 64-66 other than the unlocking operation lock pins 61 and 63 have the same structure as the unlocking operation lock pins 61 and 63, , 63) are assembled in the opposite direction to each other. The method according to claim 1,
The housing 10 is provided with right and left side walls 10b and 10c with entrance and exit ports 14a and 14b through which the latching ring 32 of the rotary latch 30 enters and exits,
Wherein the rotary latch (30) is provided with a handle (33) on the front surface and the rear surface, respectively, so that the front and rear surfaces of the rotary latch (30) can be assembled while being inverted when assembled to the housing (10). The method according to claim 1,
An auxiliary lock (80) for auxiliary locking the rotary latch (30) when the rotary latch (30) is in the locked position is slidably provided in the housing (10), and the rotary latch Wherein a fixing groove (36) for fixing the tip end of the auxiliary lock (80) is formed on the outer circumferential surface.

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