KR100386072B1 - Opening and closing apparatus of a casement window - Google Patents

Abstract

The present invention relates to an opening and closing device of the casement window. The present invention is a locking groove protruding in one direction on one side of the outer periphery, and the body of the locking projection integrally in the outer peripheral edge of the locking groove; The first catching part having an inclined surface to be caught by the catching groove of the body and the second catching part integrally formed on the other side of the first catching part and having the first and second contacting surfaces formed on one surface thereof are left and right on the lower case of the housing. Moving member provided to be movable to; An elastic member interposed between the catching bar protruding from one side of the second catching part and the protruding bar protruding from the closing piece of the side surface of the lower case to face the catching bar; And first and second wing parts rotatably arranged on the lower case behind the moving member and protruding on the outer periphery so as to be caught by the locking jaw of the body, and the first and second contact surfaces closely contacting the first and second contact surfaces. 2, the contact surface is made of a control member formed on the outer peripheral surface.

The present invention as described above is to increase the compatibility by opening and closing the window at various angles as one locking device is set the opening angle of the sliding window is various, and also to release the locking device by the hand or tool from the outside when opening the window at the set angle. By configuring the locking device so as not to be able to provide security effects.

Description

OPENING AND CLOSING APPARATUS OF A CASEMENT WINDOW}

The present invention relates to an opening and closing device of the casement window, in particular, having a locking device set the opening angle of the casement window to have a compatibility by opening and closing the window at various angles, at the same time through the window opened from the outside It relates to an opening and closing device of the casement window having security by preventing the intrusion accident in advance after releasing the locking device.

In general, a casement window is used to open and close the position adjustment, that is, the opening angle, such window opening and closing device is divided into the automatic operation by the motor, the manual opening and closing by the user using the handle.

In particular, the dual manual type is configured to open and close the frame of the window frame, the operating arm connected to the opening and closing device is installed on the window frame is configured to open and close the window.

Looking at the opening and closing device of the conventional casement window, the handle shaft is rotated by the rotation of the handle, the worm gear is formed on one end, the worm wheel that is rotated by being engaged with the worm gear of the handle shaft, and fixed to the worm wheel, The window is opened and closed by connecting to the operating arm which is connected to the window frame.

However, the conventional window opening and closing device configured as described above is not compatible with opening and closing the window at various angles, thereby opening and closing the window only within a predetermined angle, and when the window is opened within a certain angle, the hand is opened from the outside through this. Or, there are various problems such as lack of security because the tool can be easily released by inserting the locking device.

The present invention has been made to solve such a conventional problem, the present invention has a variety of compatibility by setting the opening angle of the casement window, at the same time so as not to release the locking device by inserting the hand or tool from the outside. The purpose is to provide an opening and closing device of the casement window that is configured and secured.

Technical problem for achieving the object of the present invention, the present invention comprises a housing and the handle and the operating arm and the worm wheel in the device for opening and closing the window, the locking groove protruding in one direction on one side of the outer periphery, A body in which the locking step is formed integrally with the outer circumference of the other side of the locking groove; The first catching part having an inclined surface to be caught by the catching groove of the body and the second catching part integrally formed on the other side of the first catching part and having the first and second contacting surfaces formed on one surface thereof are left and right on the lower case of the housing. Moving member provided to be movable to; An elastic member interposed between the locking rod protruding from one side of the second catching portion and the protrusion rod protruding from the closing piece of the lower case side to face the locking rod to support the left and right movement of the movable member; And first and second wing parts rotatably arranged on the lower case behind the moving member and protruding on the outer periphery so as to be caught by the locking jaw of the body, and the first and second contact surfaces closely contacting the first and second contact surfaces. 2 is achieved by the control member formed on the outer circumferential surface.

1 is a perspective view of a case opening and closing device of the case according to the invention installed.

Figure 2 is an exploded perspective view of the main portion showing the opening and closing device of the casement window according to the present invention.

Figure 3 is a plan view of the opening and closing device of the casement window installed in accordance with the present invention.

4 is an enlarged sectional view taken along the line A-A of FIG.

Figure 5 is a plan view showing a state in which the casement window is completely closed according to the present invention.

Figure 6a, 6b is an operating state diagram of the opening angle of the casement window according to the present invention is set to 15 °.

Figure 7a, 7b, 7c is an operating state diagram of the opening angle of the casement window according to the present invention is set to 30 °.

8a, 8b, 8c is an operating state diagram of the opening angle of the casement window according to the present invention is set to 110 °.

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

10 housing 20 lower case

21: finishing piece 21a: stone rod

27: stopper 30: moving member

31: locking rod 32: elastic member

60: working arm 61: body

80: locking device 81: locking piece

82: locking groove 83: locking jaw

85,87: first and second catching part 87a: guide groove

86,86a: 1st and 2nd contact surface 90: control member

91,92: 1st, 2nd wing 93,94: 1st, 1st contact surface

98: vertical rod

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

1 is a perspective view of a case opening and closing device of the case according to the present invention is installed, Figure 2 is an exploded perspective view showing a case of opening and closing of the case according to the present invention, Figure 3 is a case of opening and closing the case according to the invention Is a plan view of the coupled state, Figure 4 is an enlarged cross-sectional view taken along line AA of FIG.

As shown in Figures 1 to 4, the opening and closing device 1 of the casement window according to the present invention comprises a housing 10, the handle 50, the operation arm 60 and the worm wheel 70.

The housing 10 includes a lower case 20 fixed to the window frame and an upper case 40 coupled to the lower case 20.

The lower case 20 is formed to maintain a rectangular parallelepiped, the finishing piece 21 is formed to protrude from front and rear and left and right sides. In addition, the rear end piece 21 is formed with an opening 22 for limiting the maximum rotation of the operating arm 60.

One side of the lower case 20 is inclined in one direction, the connector 24 formed with the insertion hole 23 is protruded integrally, and one side of the connector 24 has a circular coupling portion 26 through which the installation hole 25 is penetrated. Is protruded, the stopper 27 is protruded by maintaining a proper distance with the front end piece 21 in front of the coupling portion 26, the moving member 30 between the stopper 27 and the end piece 21 It is inserted to move from side to side.

The upper case 40 is integrally protruded from the coupling part 42 having the coupling hole 41 inserted into the connector 24 of the lower case 20 to be coupled to the lower case 20.

The handle 50 is inserted into the insertion hole 23 of the connector 24, the handle shaft 52 is formed on the outer diameter of the worm gear 51 and the body is fixed to one end of the handle shaft 52 is inserted into the other side Part 53 is made.

The actuating arm 60 extends integrally with a circular body 61 rotatably arranged in an installation hole 25 penetrated through the coupling part 26 of the lower case 20 and an outer diameter of one side of the body 61. It is formed, the coupling member 63 is coupled to the link member 15 of the window.

The worm wheel 70 is rotatably fixed on the body 61 of the operating arm 60 in the same axis, and is engaged with the worm gear 51 of the handle shaft 52 to rotate the window to open and close the window. .

On the other hand, the operating arm 60, the movable member 30 and the lower case 20 is provided with a locking device 80 for setting and maintaining various opening angles (about 15 °, 30 ° and 110 °) of the window. .

The locking device 80 is formed on the outer periphery of the body 61 of the operation arm 60, the locking groove 82 is formed protruding downward downward and the other outer peripheral edge of the locking groove 82 A first locking portion 85 formed on one side of the movable member 30 to be caught by the locking projection 83 and the locking groove 82 of the operation arm 60, and having an inclined surface 84 formed therein; The second catching portion 87 formed integrally with the other side of the first catching portion 85 and having the first and second contact surfaces 86 and 86a formed on one surface thereof, and the lower case 20 behind the moving member 30. The first and second wing portions 91 and 92 formed integrally with the outer periphery of the movable member 30 to be rotatably arranged on the upper surface thereof and to be caught by the locking step 83 of the operating arm 60. The first and second contact surfaces 93 and 94 in close contact with the first and second contact surfaces 86 and 86a are formed of the control member 90 formed on the outer circumferential surface.

In addition, one surface between the first and second locking parts 85 and 87 of the moving member 30 is formed with a guide groove 87a in close contact with the stopper 27 to guide the left and right movement of the moving member 30. Will be limited.

In addition, the engaging rod 31 is protruded from one surface of the second catching part 87, and the protruding rod 21a protrudes from the closing piece 21 of the side to face the engaging rod 31. An elastic member 32 is interposed between the protrusions 21a to support the left and right movement of the movable member 30.

The control member 39 is provided with a unlocking means for releasing the locking device (80).

The locking releasing means penetrates through the control member 90 to allow the control member 90 to be rotatably arranged on the lower case 20, and an insertion member 110 having an insertion portion 111 formed thereon, and an insertion member. The fitting protrusion 121 is inserted into the insertion part 111 of the 110, and the fitting member 120 through which the fitting hole 122 penetrates, and the fitting member 90 penetrating through the upper case 20. It consists of a holding member 130 is formed with a fitting piece 131 is inserted into the fitting hole (122).

In addition, a plurality of ball stoppers 96 elastically supported by the spring 95 are inserted into the lower portion of the control member 90, and a plurality of ball stoppers 96 are elastically inserted into the lower case 20. The seating grooves 21b are formed respectively. That is, the position of the release means to elastically support.

In addition, the vertical rod 98 protrudes on the lower case 20 of one side of the control member 90 to limit the rotation of the control member 90.

On the other hand, it is possible to configure the opening and closing device 1 of the casement window by rotatably building the worm wheel 70 by the same axis in the lower portion of the operating arm (60).

To this end, the locking piece 81 of the locking groove 82 formed on the outer circumference of the body 61 of the operating arm 60 protrudes upward, and the position of the movable member 30 caught by the operating arm 60 is It will maintain the same height. At the same time, the height of the control member 90 is kept the same as the operation arm 60.

Referring to the operating state of the present invention configured as described above, as shown in FIG. 6A, the handle shaft 52 rotates the handle 50 arranged at one end of the body portion 53 counterclockwise. Then, the handle shaft 52 rotates counterclockwise, so that the worm gear 51 of the handle shaft 52 rotates counterclockwise.

At the same time, the worm wheel is engaged with the worm gear 51 and the worm wheel 70 rotatably installed in the installation hole 25 of the coupling portion 26 protruding from the lower case 20 rotates clockwise. The lower working arm 60 rotates clockwise.

Accordingly, the window is opened by the operation of the coupling member 63 of the operating arm 60 and the link member 15 connected to the window. At this time, the end of the first engaging portion 85 of the movable member 30 is engaged in the surface contact with the engaging groove 82 and the engaging piece 81 formed at the outer circumference of the body 61 of the operation arm 60. The locking groove 82 rotates clockwise along the first locking portion 85 of the movable member 30 by the rotation angle of the arm 60 so that the first locking portion 85 is caught by the coupling piece 81. Rotation of the operating arm 60 is limited.

At the same time, the guide groove 87a of the movable member 30 extends the elastic member 32 interposed between the catching rod 31 and the stone bar 21a of the side finishing piece 21, and thus the stopper 27 and the front finish. It is moved in the direction of the arrow between the pieces 21, the length is moved by the rotation angle of the operating arm (60).

At this time, the insertion member 110 of the locking release means is rotatably arranged on the lower case 20, and as the first contact surface 93 of the outer peripheral surface to the first contact surface 86 of the second locking portion 87 The engaging jaw 83 of the operating arm 60 is caught on one surface of the first wing portion 91 of the control unit 90 in close contact so that the operating arm 60 is no longer rotated. The opening angle is maintained at about 15 °.

In this state, as shown in FIG. 6B, the handle shaft 52 rotates the handle 50 arranged at one end of the body portion 53 in a clockwise direction. Then, the handle shaft 52 is rotated clockwise, so that the worm gear 51 of the handle shaft 52 is rotated clockwise.

At the same time, the worm wheel is engaged with the worm gear 51 and the worm wheel 70 rotatably installed in the installation hole 25 of the coupling portion 26 protruding from the lower case 20 rotates clockwise. The lower working arm 60 rotates in the counterclockwise direction.

Accordingly, the window is completely closed by the operation of the coupling member 63 of the operating arm 60 and the link member 15 connected to the window. That is, the opening angle of the window is 0 degrees.

At this time, the locking groove 82 formed on the outer circumference of the body 61 of the operation arm 60 is rotated along the first locking portion 85 of the moving member 30 so that the first locking portion 85 is locked. 82 is positioned inside and is caught in the surface contact with the locking piece 81 of the locking groove (82).

At the same time, the moving member 30 moves in the direction opposite to the arrow between the stopper 27 and the finishing piece 21 on the front side by the rotational angle of the operating arm 60. The elastic member 32 interposed between the) is returned.

At the same time, the first contact surface 93 of the control member 90 rotatably arranged on the lower case 20 as the insertion member 110 of the unlocking means is the second locking portion 87 of the moving member 30. The close contact with the end of the first contact surface 86 formed in the (), the locking jaw 83 of the operating arm 60 is separated from one surface of the first wing portion 91 of the control member 90.

In this state, as shown in FIG. 7A, the gripping member 130 inserted into the fitting hole 122 of the fitting member 120 as a fitting piece 131 protrudes out of the lower case 20 of the housing 10. To rotate in the direction. Then, the insertion member 110 which is rotatably installed in the lower case 20 through the fitting member 120 and the control member 90 inserted as the fitting protrusion 211 to the insertion portion 111 in the clockwise direction. Will rotate.

Accordingly, the control member 90 is rotated in the clockwise direction so that the first blade portion 91 of the control member 90 is completely out of the rotation radius of the body 61 of the operating arm 60 ,. At the same time, the ball stopper is inserted into the bottom of the control member 90 in contact with the first contact surface (86) of the second locking portion (87) so as to be protruding from the spring (95). 96 is elastically inserted into and supported in the mounting groove 21b of the lower case 20.

In other words, the control member 90 is brought into close contact with the first contact surface 86 of the second locking portion 87 as the second contact surface 94, and the ball stopper 96 is inserted into the lower part so as to be protruding from the spring 95. Is supported.

In this state, as shown in FIG. 7B, the handle 50 is rotated counterclockwise. Then, the handle shaft 52 rotates counterclockwise, so that the worm gear 51 of the handle shaft 52 rotates counterclockwise. At the same time, as the worm wheel 70 engaged with the worm gear 51 rotates in the clockwise direction, the operating arm 60 under the worm wheel 70 rotates in the clockwise direction. Thus, the window is opened.

At this time, the operation arm in the state in which the first engaging portion 85 of the movable member 30 is engaged in surface contact with the engaging groove 82 and the engaging piece 81 formed on the outer circumference of the body 61 of the operating arm 60. The inclined surface of the first locking portion 85 is rotated clockwise along the inclined surface 84 formed on the first locking portion 85 of the moving member 30 by the rotation angle of 60. 84) the end is caught by the engaging piece 81 of the locking groove 82, the rotation of the operating arm 60 is limited.

At the same time, the movable member 30 is interposed between the locking rod 31 and the stone rod 21a of the side finishing piece 21, and the stopper 27 and the front finishing piece 21 are extended as the elastic member 32 is compressed. It moves in the direction of the arrow along the end of the guide groove 87a of the moving member 30 is caught by the stopper 27 is the maximum moving distance of the moving member 30, which is the Corresponds to the angle of rotation.

At this time, as the moving member 30 is moved in the direction of the arrow, the first contact surface of the control member 90 in which the first contact surface 86 of the second locking portion 87 is rotatably arranged on the lower case 20. By passing over 93, the second contact surface 86a of the second locking portion 87 is in close contact with the second contact surface 94 of the control member 90.

At the same time, the engaging jaw 83 of the operating arm 60 is caught on one surface of the second wing portion 92 of the control member 90 so that the operating arm 60 is no longer rotated. The opening angle is maintained at about 30 °.

In this state, as in 7c, the handle 50 is rotated clockwise to completely close the window in the same operation as in FIG. 6b. That is, the opening angle of the window is 0 degrees.

Next, as shown in FIG. 8A, the gripping member 130 protruding out of the lower case 20 of the housing 10 is rotated in a clockwise direction. Then, the insertion member 120 is rotatably installed in the lower case 20 of the lower case 20 by penetrating through the fitting member 120 and the control member 90 inserted into the upper insertion portion 111 as the fitting protrusion 121. The member 110 is rotated clockwise.

Accordingly, the control member 90 in a state where the second contact surface 94 is in close contact with the first contact surface 86 of the second locking portion 87 rotates in a clockwise direction so that the first, The two blades 91 and 92 are completely out of the radius of rotation of the body 61 of the operating arm 60. At this time, the control member 90 is caught by the vertical rod 98 protruding from the lower case 20 so that it is no longer rotated so that the locked state of the window is released.

In this state, as shown in FIG. 8B, the handle 50 is rotated counterclockwise to rotate the operating arm 60 clockwise. Accordingly, the window is opened by the operation of the coupling member 63 of the operating arm 60 and the link member 15 connected to the window.

At the same time, the outer periphery of the body 61 of the operating arm 60 is caught by both ends of the opening 22a formed in the rear finishing piece 21 of the lower case 20, so that the rotation angle of the window is no longer rotated, thereby limiting the opening angle of the window. . At this time, the opening angle of the window is maintained about 110 °. That is, the window no longer opens.

At the same time, as the elastic member 32 is extended, the moving member 30 is moved in the direction of the arrow so that the first contact surface 86 of the second locking portion 87 is rotatably arranged on the lower case 20. By passing over the first contact surface 93 of the 90, the second contact surface 86a of the second locking portion 87 is in close contact with the second contact surface 94 of the control member 90, the moving member ( The end of the guide groove 87a of the 30 is caught by the stopper 27 to thereby be the maximum moving distance of the moving member 30.

In this state, as in FIG. 8C, the handle 50 is rotated clockwise to completely close the window in the same operation as in FIGS. 6C and 7C.

According to the present invention as described above, the opening angle (about 15 °, 30 ° and 110 °) of the sliding window is provided with one locking device which is set in various ways, thereby opening and closing the window at various angles, thereby improving compatibility. In addition, when the window is opened at various angles, the locking device is configured such that the locking device cannot be released using a hand or a tool from the outside, thereby providing security.

While the invention has been shown and described with respect to certain preferred embodiments thereof, the invention is not limited to the embodiments described above, but is typically defined in the art to which the invention pertains without departing from the spirit of the invention as claimed in the claims. Anyone with knowledge of the world can make many variations.

Claims (3)

In the device for opening and closing the window consisting of the housing, the handle and the operating arm and the worm wheel, A locking groove 82 in which the locking piece 81 protrudes on one side of the outer circumference, and a body 61 in which the locking jaw 83 is integrally formed on the other outer circumference of the locking groove 82; The first catching portion 85 and the first catching portion 85 having an inclined surface 84 to be caught by the catching groove 82 of the body 61 are integrally formed on the other side of the first catching portion 85, and the first, A moving member (30) comprising a second catching part (87) having two contact surfaces (86) (86a) formed to be movable left and right on the lower case (20) of the housing (10); Between the catching rod 31 protruding from one side of the second catching part 87 and the protruding bar 21a protruding from the finishing piece 21 of the side surface of the lower case 20 so as to face the catching rod 31. An elastic member 32 interposed to support the left and right movement of the movable member 30; And The first and second wing parts 91 are rotatably arranged on the lower case 20 behind the moving member 30 and protruded on the outer circumference to be caught by the locking step 83 of the body 61. A control member 90 formed on an outer circumferential surface of the first and second contact surfaces 93 and 94 in close contact with the first and second contact surfaces 86 and 86a; Opening and closing device of the casement window, characterized in that consisting of. The stopper 27 protrudes on the lower case 20 while maintaining a proper distance from the finishing piece 21 on the front surface of the lower case 20 so that the movable member 30 can move left and right. Inserted into the The guide groove (87a) is in close contact with the stopper 27 is formed on one surface between the first and second catching portions (85, 87) for guiding and limiting the left and right movement of the moving member (30). Opening and closing mechanism of casement windows. The opening and closing device of a casement window according to claim 1, wherein a vertical rod (98) restricting the rotation of the control member (90) is formed on the lower case (20) of one side of the control member (90).