KR101849097B1 - Safety crescent for sliding window - Google Patents

Abstract

The present invention relates to a safety crescent for a sliding window. The safety crescent for a sliding window enhances a safety function by providing a lock on a rotary bracket and preventing anyone from opening a window in the room, and is very convenient to lock and open a window, and further enhances safety by providing an alarm function against an intrusion of an outsider or unwanted opening of a window by an insider. The safety crescent for a sliding window according to the present invention comprises: a fixing bracket fixedly installed on an outdoor window frame; a case fixedly installed on an indoor window frame; a rotary bracket installed on the case and moving between a locked position and an opened position; and a lock fixed together with the rotary bracket. A keyhole of the lock is exposed to the center of a rotary knob. A key body of the lock is located within a rotary support cylinder of the case. A movable piece of the lock, which is provided inside the key body and partially protrudes to the outside, is inserted into the key body by inserting a key into the keyhole. On the inner circumferential surface of the rotary support cylinder of the case, a key fixing groove into which the movable piece protruding from the key body of the lock is inserted is formed. When the key is inserted into or taken out from the keyhole of the lock, the movable piece is inserted into or taken out from the key fixing groove to fix or release the rotary bracket with respect to the rotary support cylinder of the case. An alarm means is provided between the fixing bracket and the case.

Description

SAFETY CRESCENT FOR SLIDING WINDOW [0001]

More particularly, the present invention relates to a safety crusher for a sliding window, and more particularly, to a sliding door window which can not be opened easily by anybody in the room, and an alarm sound when opening a window due to an intrusion, And more particularly to a safety crusher for a sliding door with a lock that further enhances the safety function of the window.

Generally, a crisscante for a sliding window is composed of a fixing bracket provided on an outdoor side window frame, and a rotation bracket installed on an indoor side window frame and rotating so as to be engaged or disengaged from the fixing bracket. So that the window can be locked and opened by rotating the bracket and holding or unlatching the fixing bracket.

However, although the above-described crush cans for sliding window are advantageous in that the construction is very simple and easy to operate, since young children can open the window by operating the rotating bracket, There is a concern that the opening of the window may cause a fall accident.

As a method to prevent such a fall accident, a crisscent which combines a lock so that a window can not be opened indoors has been proposed. For example, according to the lock-on-lock type lock device used in the locker-type locker disclosed in the domestic registration utility model No. 20-0307419, when the user inserts the key into the lock hole of the lock provided in the operating device portion provided on the indoor side window frame, So that the latch of the operating unit can be locked or released from the latching groove of the locking member provided on the outdoor window frame, thereby locking and opening the window with the key.

However, in this conventional technique, when the window is to be locked, the key is inserted into the keyhole of the operating unit and is pushed to advance the lock assembly and the body so that when the latch of the operating unit passes through the latching groove of the locking member, When the window is opened and the key is rotated to align the latch with the latching groove, the lock assembly and the body are moved backward to unlock the latch from the latching groove, The operation of locking and opening the window by the forward and backward movement of the operating unit is very troublesome.

Particularly, the locking member provided on the outdoor side window frame is provided at a portion where the outdoor side window frame overlaps with the indoor side window frame and the engagement groove is not visible from the outside. Therefore, when the window is locked, It is difficult to confirm whether or not the latching member of the operating device unit and the latching member of the locking member are displaced even by a small amount, so that the locking operation is not performed quickly and the use thereof is very inconvenient.

In addition, since the lock bundle of the operating unit is installed through the interior window frame, a through hole having a size such that the lock bundle can pass through the interior window frame is required for installing the creator, Which is very troublesome and has a long working time, which is disadvantageous in that the workability is not good.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems occurring in the prior art, and it is an object of the present invention to provide a lock for a rotary bracket that prevents anyone from opening a window in the room, And to provide a safety crusher for a sliding window which can be easily and quickly installed in a window.

Another object of the present invention is to provide a safety crusher for a sliding window which further enhances safety by providing an alarm function against an intrusion of an outside or opening of an unwanted window by an insider.

According to an aspect of the present invention, there is provided an outdoor window frame, comprising: a stationary bracket fixed to an outdoor window frame; A case fixed to the indoor side window frame at a position corresponding to the fixing bracket and having a cylindrical rotary support cylinder protruding outwardly with an inner space; A semicircular rotation that moves between a locking position held by the fixing bracket and an open position where the locking cylinder is engaged with the fixing bracket, and a rotating cylinder which is fitted and rotatably supported by the outside of the rotary support cylinder of the case, Brackets; A rotation handle integrally fixed to the rotation bracket; And the rotary knob is integrally fixed to the rotary bracket so that the key hole is exposed to the center of the rotary knob, the key body is located in the rotary support cylinder of the case, and the key is inserted into the key hole, And a movable locking protrusion formed on the outer circumferential surface of the key cylinder, the movable locking protrusion protruding from the key body of the lock, And the movable bracket is inserted or drawn into the key fixing groove when the key is inserted into or withdrawn from the keyhole of the lock so that the rotation bracket can be fixed or released to the rotary support cylinder of the case. .

In the present invention, it is preferable that a first sensor provided on the fixing bracket; A second sensor disposed in a case in a position close to the first sensor; A buzzer that sounds an alarm when the distance between the first sensor and the second sensor is apart from each other; A battery for supplying power to the buzzer; And an alarm unit comprising a switch for turning on and off a power source supplied from the battery to the buzzer, and a safety crusher for a sliding window.

Further, in the present invention, it is preferable that a push member provided inside the case and protruding on the rotational locus of the semicircular rotary bracket with the upper end portion passing through the case, and a guide portion formed in the case, for guiding the push member to move in the up- An elastic member elastically provided between the push member and the case so as to exert an elastic force so that an end of the push member always protrudes to the outside of the case; and a plate spring fixed to the lower surface of the push member, And the push button is disposed in contact with the leaf spring, and the switch is configured such that the push member rises by the elastic member at the locking position of the rotation bracket To be in a state in which the alarm means can be operated, In the open position, the "off" by rotating the bracket is moved down by pressing the pushing member is characterized in the safety Cri cent for sliding windows and doors such that the state to the operation of the alarm means.

According to the safety crusher for a sliding door window of the present invention having the above-described characterizing feature, when a key is inserted into a keyhole of a lock provided on a rotary bracket, the rotary bracket fixed to the case is released by the movable piece of the lock, As the bracket can be rotated, the window can be opened. When the key is taken out from the keyhole of the lock, the rotation bracket can be fixed to the case by the movable piece of the lock, The operation of locking and opening is very simple and convenient, thereby increasing convenience in use.

Further, since the crisscents are installed by the simple operation of fixing the fixing bracket and the case to the outdoor side window frame and the indoor side window frame by screws, the installation work is very convenient and the working time is shortened and the workability is improved. have.

In addition, according to the present invention, when a window is forcibly opened in a locked state of a window, an alarm sound is emitted by an alarm means installed on the craticent, so that it is possible to prevent external intrusion, It is possible to prevent a falling accident from occurring due to the opening of unwanted windows, thereby further improving the safety.

Further, according to the present invention, in a state in which the rotation bracket can be released from the fixing bracket and the window can be opened, the rotation bracket automatically turns off the switch for operating the alarm function so that the alarm function is not operated, When the window is locked by keeping the window locked, the switch for operating the alarm function is automatically turned on so that the alarm function can be operated. Thus, when the user locks and opens the window, the alarm function is turned on or off In addition, it is possible to solve the troublesome operation of operating the switch for preventing the alarm function from being turned on or off when locking and unlocking the window on the user's attention, or the alarm function is unnecessarily performed, And the like.

1A and 1B are perspective views illustrating a safety crusher for a sliding window according to an embodiment of the present invention, wherein FIG. 1A is an open perspective view and FIG. 1B is a locked state perspective view.
2A and 2B are side views of a safety crusher for a sliding window according to an embodiment of the present invention. FIG. 2A is a side view of the opened state, and FIG. 1B is a side view of the locked state.
3 is a perspective view of the safety crusher for a sliding window according to an embodiment of the present invention, as viewed from the other direction.
4 is an exploded perspective view of a safety crusher for a sliding window according to an embodiment of the present invention.
FIG. 5 is a cross-sectional view illustrating an assembled state of a case and a rotating bracket installed in an interior side window frame in a safety crusher for a sliding window according to an embodiment of the present invention.
6 is an exploded perspective view of a safety crusher for a sliding window according to another embodiment of the present invention.
FIG. 7 is a cross-sectional view illustrating an assembled state of a case and a rotating bracket installed on an interior side window frame in a safety crusher for a sliding window according to another embodiment of the present invention.
Figs. 8A and 8B are cross-sectional views taken along the line AA in Fig. 7, showing the on-off state of the push member and the switch.

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, a safety crusher for a sliding window according to the present invention will be described in detail with reference to the accompanying drawings.

1A through 5 illustrate a preferred embodiment of the present invention. As shown in the drawings, the safety crusher for a sliding window according to the present invention includes a fixed bracket 10 fixed to an outdoor window frame (not shown) A case 20 fixedly installed on an indoor side window frame (not shown) at a position corresponding to the fixing bracket 10; a case 20 rotatably installed in the case 20 and held by the fixing bracket 10 (See Figs. 1B and 2B) and an open position (see Figs. 1A and 2A) in which they are unlocked from the stationary bracket 10.

As shown in FIG. 5, the fixing bracket 10 is configured to be easily fixed to the outdoor window frame through a fixing hole 11 using a screw, and includes a hook portion 12 are formed.

The case 20 is configured to be easily fixedly installed on the indoor side window frame through the fixing hole 21 by using a screw and is separated and formed into an upper case 20a and a lower case 20b so as to have an inner space And a cylindrical rotary support body 22 is protruded from the upper surface of the upper case 20a.

The rotation bracket 30 is formed in a semicircular shape and has a rotary cylinder 31 at its center. The rotary cylinder 31 is fitted and rotatably supported on the outer side of the rotary support cylinder 22 of the case 20 so that the rotary bracket 30 is locked to the fixed bracket 10 about the rotary support cylinder 22 And can be rotated between the position and the unlocked open position.

The rotary bracket 30 is integrally fixed to the rotary bracket 30 so that the rotary bracket 30 can be easily grasped by the hand when the rotary bracket 30 is rotated. 20 to be fixed or unfixed to the rotary support body 22 of the rotary support cylinder 22.

The lock 50 is engaged with the rotary knob 40 and the rotary knob 40 is engaged with the rotary cylinder 31 of the rotary bracket 30 so that the lock 50 is rotated through the rotary knob 40 The keyhole 51 of the lock 50 is exposed to the center of the rotary knob 40 and the key body 52 is fixed to the rotary support cylinder 22 of the case 20 .

A part of the movable piece 53 provided inside the key body 52 is protruded or inserted to the outside by inserting or withdrawing a key (not shown) into the keyhole 51 with a known configuration, So as to perform a lock function.

A plurality of movable pieces 53 are resiliently installed in the key body 52 by a spring 54 so that a part thereof protrudes outside the key body 52. A key is inserted into the key hole 51, The spring 54 is compressed and a protruding part of the movable piece 53 is inserted into the key body 52 and the key is taken out from the key hole 51 And a part of the movable piece 53 is projected outside the key body 52 by the resilient restoring force of the compressed spring 54. [

A key fixing groove 22a is formed on the inner circumferential surface of the rotatable support cylinder 22 of the case 20 where the key body 52 of the lock 50 is located, into which the movable piece 53 is inserted. The movable piece 53 is inserted or drawn into the key fixing groove 22a by inserting or withdrawing the key into the keyhole 51 of the lock 50 so that the rotation bracket 30 can be inserted into the keyhole 51 of the case 20 So that it can be fixed or released to the rotary support cylinder (22).

On the other hand, the creatures of the present invention further include alarm means. The warning means includes a first sensor 61 provided on the fixing bracket 10, a second sensor 62 provided on the case 20 at a position close to the first sensor 61, A buzzer 63 for sounding an alarm when the distance between the first sensor 61 and the second sensor 62 is apart from each other, a battery 64 for supplying power to the buzzer 63, And a switch 65 for turning on and off the power supplied to the buzzer 63. [

The first sensor 61 and the second sensor 62 may use proximity sensors or optical sensors. For example, in the case of the proximity sensor, the first sensor 61 is constituted by a permanent magnet, and the second sensor 62 is constituted by a contact switch operated by the magnetic force of the permanent magnet or an electric element .

Therefore, when the fixed bracket 10 provided with the first sensor 61 and the case 20 provided with the second sensor 62 move away from each other, that is, when the window is opened by the intrusion of the outside, 63 can be made to sound an alarm.

The switch 65 selectively enables or disables the alarm function by turning the power supplied to the buzzer 63 to "on" or "off." As shown in FIG. 3, So that the user can easily operate the switch 65 by exposing the switch operation knob.

Hereinafter, the operation of the present invention will be described. 1A and 2A, when the rotation bracket 30 is in the open position, the rotation bracket 30 is released from the fixing bracket 10 to open the window. 1B and 2B, when the rotary bracket 30 is moved to the locking position, the rotary bracket 30 is moved to the locking position of the fixing bracket 10 12 so that the outdoor side window frame on which the fixing bracket 10 is fixed and the indoor side window frame on which the rotation bracket 30 is installed are fixed and the window is locked so that the window can not be opened from the outside.

In the crush center of the present invention, the lock 50 is provided on the rotary bracket 30 so that no window can be opened in the room without a key.

4 and 5, the movable piece 53 protruding from the key body 52 of the lock 50 is normally protruded from the key body 52 by the elastic force of the spring 54, (22a) of the rotary support cylinder (22) of the rotary support (20). Therefore, the rotation bracket 30, to which the lock 50 is fixed, is fixed to the case 20 side so that the rotation bracket 30 can not be rotated. As a result, as shown in FIGS. 1B and 2B, So that it can be kept locked in the locked state. As such, no one can open a window without a key, thus preventing children from tampering or opening an unwanted window by an insider.

In this state, when the key is inserted into the keyhole 51, the movable piece 53 protruding from the key body 52 of the lock 50 is inserted into the key body 52 And is released from the key fixing groove 22a of the rotary support cylinder 22. As a result, the rotation bracket 30 is released from the case 20 and is rotatable about the rotation support cylinder 22, and the rotation bracket 30 is rotated to release the rotation of the rotation bracket 30 from the fixing bracket 10, So that it can be opened.

3, the alarm means provided in the creator of the present invention operates the operation knob of the switch 65 exposed to the outside of the case 20 to turn the switch 65 on or off "Can be selectively used.

When the rotary bracket 30 is held and locked by the fixing bracket 10 as shown in Figs. 1B and 2B, when the switch 65 is turned "ON ", the power of the battery 64 is supplied to the buzzer 63 .

The buzzer 63 is provided in a state in which the first sensor 61 provided on the fixing bracket 10 and the second sensor 62 provided on the case 20 and close to the first sensor 61 face each other When the second sensor 62 is separated from the first sensor 61 when the window is forcibly opened by the outside intrusion or the insider without generating an alarm sound, an alarm sound is generated to prevent the intrusion of the outside And it is also possible to prevent a falling accident from occurring due to the opening of the unwanted window by the insider.

The switch 65 is operated such that the operation knob is exposed to the outside of the case 20 so that the user can easily turn on and off the switch 65. When the switch 65 is kept in the open state, May not be used.

6 and 7 illustrate a safety crusher for a sliding window according to another embodiment of the present invention. The on / off operation of the switch 65 causes the rotation bracket 30 to rotate to the locked position and the open position 1 to 5, and therefore, the same components as those of the above-described embodiment are denoted by the same reference numerals, and a detailed description thereof will be omitted.

As shown in Figs. 6 and 7, the switch 65 in this embodiment is constituted by a push switch which is turned on and off by a pushing operation of the push button 65a, and is provided inside the case 20. Fig.

The push button 65a of the switch 65 is turned on and off by the push member 71. The push member 71 is provided inside the case 20 and has an upper end portion And is installed so as to protrude on the rotational locus of the semicircular rotating bracket 30 through the case 20.

The push member 71 is guided by the guide portion 72 formed in the case 20 so as to move in the vertical direction and an elastic member 73 is provided between the push member 71 and the case 20, The compression coil spring is elastically provided so that an elastic force is applied so that the end of the push member 71 always protrudes to the outside of the case 20. [

The switch 65 is located below the push member 71. One side of the leaf spring 74 is fixed to the lower surface of the push member 71 and the other side of the leaf spring 74 is connected to the push- Button 65a. Therefore, when the push member 71 is lowered, the push button 65a is pressed through the leaf spring 74 and the switch 65 is turned "off " The pushing force of the button 65a is removed and the switch 65 is turned "on"

At this time, when the leaf spring 74 presses the push button 65a, the leaf spring 74 is resiliently deformed by the elastic deformation of the leaf spring 74, so that the pushing force of the push member 71 pushes the switch 65 The pressing force of the push member 71 is surely transmitted to the push button 65a even when a distance error occurs between the push member 71 and the push button 65a in the assembling process Function.

8A, when the rotary bracket 30 is in the locked position where the rotary bracket 30 is held by the fixing bracket 10, the safety crush center of the present invention having the above- And the leaf spring 74 which is in contact with the push button 65a of the switch 65 pushes the push button 65a against the push button 65a The switch 65 is in the "on" state, and the power supply of the battery 64 is supplied to the buzzer 63 so that the alarm means can perform the alarm function. Accordingly, when an intruder or an insider unintentionally opens the window, the alarm function is activated and the buzzer 63 sounds an alarm sound.

When the rotary bracket 30 is moved to the locked position and the window is locked, the alarm function is enabled. In this state, the rotary bracket 30 is moved to the open position to release the window lock The rotation bracket 30 is moved to the open position and the upper end of the push button 65a protruding from the surface of the case 20 is pressed down so that the elastic member 73 is compressed, The plate spring 74 provided at the bottom of the switch 65a elastically presses the push button 65a of the switch 65 to switch the state from the "on" state to the "off" state.

Accordingly, when the power of the battery 64 supplied to the buzzer 63 is shut off, the buzzer 63 can not make an alarm sound even when the first sensor 61 and the second sensor 62 are separated from each other, The function can not be performed.

In this embodiment, in order to prevent the user from performing or performing the alarm function, when the rotary bracket 30 is moved to the lock position and the window is kept in the locked state without the switch 65 being turned on and off, When the rotary bracket 30 is moved to the open position and the window is maintained in the open state, the switch 65 is automatically turned " off " Function can be prevented from being performed.

Therefore, it is possible to eliminate the troubles of turning on / off the switch 65 in order to prevent the user from performing or performing the alarm function. Especially, when the user operates the switch 65 Quot; on "operation is not performed, and the alarm function is activated unnecessarily because the alarm function is not performed in the open state of the window so that the alarm is sounded, thereby causing noises It can be prevented in advance.

It is to be understood that both the foregoing general description and the following detailed description of the present invention are exemplary and explanatory and are intended to be illustrative of the present invention and not to be construed as limiting the scope of the present invention as defined by the appended claims. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

10: Fixing bracket 20: Case
22: rotatable support cylinder 22a: key fixing groove
30: rotation bracket 31: rotating cylinder
40: rotation handle 50: lock
53: movable piece 61, 62: first and second sensors
63: buzzer 64: battery
65: switch 65a: push button
71: push member 72: guide portion
73: elastic member 74: leaf spring

Claims (3)

A fixing bracket fixedly installed on the outdoor window frame;
A case fixed to the indoor side window frame at a position corresponding to the fixing bracket and having a cylindrical rotary support cylinder protruding outwardly with an inner space;
A semicircular rotation that moves between a locking position held by the fixing bracket and an open position where the locking cylinder is engaged with the fixing bracket, and a rotating cylinder which is fitted and rotatably supported by the outside of the rotary support cylinder of the case, Brackets;
A rotation handle integrally fixed to the rotation bracket; And
The key body is located in the rotary support cylinder of the case. The key body is installed inside the key body by inserting the key into the keyhole. The key body is fixed to the rotary body through the rotary knob, And a lock formed to be inserted into the inside of the key body, the movable piece partially protruding outwardly,
Wherein a key locking groove is formed in an inner circumferential surface of the case so as to insert a movable piece protruding from the key body of the lock so that when the key is inserted into or withdrawn from the key hole of the lock, The rotary bracket can be fixed or released from the rotary support cylinder of the case,
A first sensor mounted on the fixing bracket; A second sensor disposed in a case in a position close to the first sensor; A buzzer that sounds an alarm when the distance between the first sensor and the second sensor is apart from each other; A battery for supplying power to the buzzer; And an alarm unit comprising a switch for turning on and off a power source supplied to the buzzer from the battery,
A push member provided inside the case and projecting on a rotational locus of the semicircular rotary bracket with an upper end portion passing through the case; a guide portion formed in the case and guiding the push member to move in the vertical direction; An elastic member provided between the case elastically to exert an elastic force so that an end of the push member always protrudes to the outside of the case; and a plate spring fixed to the lower surface of the push member,
Wherein the switch comprises a push switch that is turned on and off by a pushing operation of a push button, is disposed under the plate spring, and the push button is installed in contact with the plate spring,
The switch is turned on by the pushing member being raised by the elastic member at the locking position of the rotation bracket so that the warning means can be operated. In the open position of the rotation bracket, the rotation bracket presses the push member Wherein the warning means is in a state in which the warning means can not operate when the door is closed. delete delete

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