KR101014594B1 - Connecting arm for operating a window - Google Patents

Abstract

       The present invention is to solve the problem of limiting the opening angle of the window in opening and closing the window, while allowing a wide range of mounting regardless of the specifications of the window frame frame or window frame, the window opening angle for adjusting the opening angle of the window The window opening and closing arm can be opened and closed while supporting the window in a solid state without installing an additional angle adjustment arm, and induces the movement of the rod bar moving along the track while being structurally strong and less deformation or damage. It is about.

       The present invention relates to a window opening and closing arm comprising a track coupled to a window frame side frame, a rod bar coupled to a hinge axis rotatably with respect to the track, and a fixing piece coupled to the rod bar and coupled to a window side frame. A first rod bar coupled to one end of the track and fixedly coupled to the window side frame and having one end coupled to connect the track and the fixed piece as a whole to form a primary support, and the track to the primary A second rod bar connecting the track and the fixing piece to form a secondary support portion at a position different from the support portion, and the second rod bar serving as the secondary support portion are coupled to the track by one hinge shaft and the other end thereof. A secondary support portion coupled to the second rod bar rotatably hinged to support the second rod bar while interlocking with the rotation of the second rod bar. An auxiliary support constituting a rolling coupling part for coupling and coupling one end of the auxiliary support on the track so as to connect the one end of the auxiliary support to the cloud movement in the track, and the second connection being coupled to the track. It characterized in that it comprises an angle adjusting device configured on the track and the second rod bar to control the rotation angle of the rod.

Window sill, casement, amstay

Description

CONNECTING ARM FOR OPERATING A WINDOW

      The present invention relates to an improvement of a window opening and closing arm, and in particular, it is possible to use a wide range irrespective of the specifications of a window frame or a window frame in which a window is constructed, and also to open and close a window. It solves the problem easily, and it is possible to open and close the window while supporting the window in a solid state without installing a separate angle adjustment arm for adjusting the opening angle of the window, and freely induces the movement of the load bar moving along the track. The invention relates to a window opening and closing arm that is rigid and has little deformation or breakage.

      Basic and improved 4 and 5 bar window stays (hereinafter referred to as 'arms'), which are applied to case and project windows, include movable shafts that are simple in structure, easy to operate and long in life. The moving parts, which are easily damaged, are not exposed to the outside, and the window frame sash is lifted out of the window frame during operation so that the sealing flange can be installed around the entire frame sash and is easy to clean. It has been useful for a long time, and some improvements have been made, but the basic structure has not been changed to pantograph type.

      1 illustrates an application state of a general window opening and closing arm as an example, and FIG. 2 illustrates a window opening and closing arm in detail. 1 and 2, the window opening and closing arm 10 is coupled to the track 13 is fixed to the window frame 11 side frame 12, coupled to the hinge axis rotatably with respect to the track (13) It consists of a rod bar 14 and a fixing piece 17 that is coupled to the rod bar 14 and coupled to the frame 16 on the window 15 side. In addition, in order to prevent the window 15 from being closed due to the window opening / closing arm 10 being closed, a separate auxiliary arm 18 is installed on the window frame 11 and the window 15 side frames 12 and 16. The auxiliary arm 18 includes a coupling table 19 coupled to the window frame 11 side frame 12, an arm band having one end coupled to the coupling table 19 by a hinge axis, and the arm table. One end is coupled to the hinge shaft 20 is composed of a coupling piece 21 for coupling to the window 16 side frame 16.

      In general, the window 15 is applied by varying the structure of the arm according to the opening and closing type coupled to the window frame 11 side frame 12, and for the case (Casement) according to the window frame 11 side frame 12 structure It is divided into arm or project arm, and the application form of this arm depends on the window frame 11 and the frame 12 installed in the building, and the window frame 11 frame 12 or the window 15 to be constructed. ) Arms to which a separate standard is applied according to the specification of the frame 16 are used.

      That is, the size of the frame 12, 16 is different for each manufacturer, and because of the different specifications, the appropriate type of arm is used for each manufacturer, or a separate appropriate auxiliary piece is placed on the parts constituting the arm within a range not departing from the basic configuration of the arm. It can be attached or used at the assembly stage.

      In addition, when opening and closing the window 15, even when the window is rotated left and right about one side, the main frame 11 is coupled to the left and right sides of the frame 12 is connected to the upper and lower arms connecting the window 15 up and down Since the opening angle of the window was limited because it is a form used, the opening and closing of the window is made to be hinged to compensate for this, but the disadvantage of damaging the appearance and a separate angle adjustment auxiliary arm for adjusting the opening angle should be installed. Not only was there a disadvantage, but also the complexity of the work and the disadvantages such as poor robustness.

     On the other hand, the windows installed in the building have sliding doors depending on the type. Sliding windows are a plurality of windows are slide-integrated inside the window frame formed with a slide groove, the window is opened and closed by pushing or pulling each window backwards, the sliding window is composed of a hinged window structure on one side of the window frame. The window is opened and closed by rotating the window around the hinge axis.

      In the case of sliding windows, since each window is moved backward and backward in the horizontal direction inside the window frame, the opening and closing state is maintained as long as a person is not pushed or pulled, and a separate position fixing means is not necessary. Since the window is rotated inward and outward to open and close, the window is rotated due to its own weight or wind to change the open position and the open / closed state. Is provided, the conventional position fixture, consisting of a plurality of rod-bar link members hinged to each other and configured to hinge the both ends of the window and the window frame was to be folded or unfolded according to the opening and closing of the window, It consists of a rod of a certain length and hinged to one side of a window or frame It is configured to rotate the support bar to the outside after opening the window and it was adapted to be able to support the open window.

      However, since the conventional position fixtures can be fixed only in a state in which the connected link member or the support bar is unfolded or folded, there is a problem in that the opening and closing angle of the window can not be adjusted and fixed as desired by the user, which makes it difficult to use.

     In addition, the link member or the rod bar is exposed to the outside to drop the aesthetics of the interior of the building, there was a problem such as clothing or objects caught or hit.

      Therefore, the present invention has been made in view of the above circumstances, and provides a window opening and closing arm for solving the problem of limiting the opening angle of the window in opening and closing the window.

      Another object of the present invention is to provide a window opening and closing arm that can open and close the window while supporting the window in a solid state without installing a separate angle adjustment auxiliary arm for opening angle adjustment.

      It is still another object of the present invention to provide a window opening and closing arm that is structurally robust and has little deformation or breakage while freely inducing the movement of the rod bar moving along the track.

      Window opening and closing arm according to the present invention for achieving this object, a track coupled to the window frame side frame, a rod bar coupled to the hinge axis rotatably with respect to the track, coupled to the rod bar and to the window side frame In the window opening arm consisting of a fixed piece to be coupled,

           A first rod bar coupled to one end of the track and fixedly coupled to the window side frame and having one end coupled to connect the track and the fixed piece as a whole to form a primary support;

      A second rod bar connecting the track and the fixing piece to configure the track in a position different from the primary support;

      The second rod bar, which is the secondary support part, has one end coupled to the track with a hinge axis and the other end rotatably coupled to the second rod bar with the hinge shaft to interlock with the rotation of the second rod bar. An auxiliary support constituting the supporting support,

      A rolling engaging portion for coupling and coupling one end of the auxiliary support on the track so as to connect one end of the auxiliary support to enable rolling movement in the track;

      It characterized in that it comprises an angle adjuster configured on the track and the second rod bar to control the rotation angle of the second rod bar coupled to the track.

       The track coupled to the window frame is bent to induce coupling so that the first and second rod bars are fitted along the space by having a track body and a track body bent inward to have an inner space formed by the track body. It is characterized by consisting of pieces.

      The front end of the bent piece is characterized in that it has a horizontal surface for preventing the separation of the first and second rod bars coupled along the space.

      The first and second rod bars fitted into and coupled to the groove space of the track body are coupled by rivets, and are connected between the first and second rod bars and the contact surface to reduce the friction coefficient and rotational friction noise between the inner wall of the groove space of the track body. The nylon washer is characterized in that the combined insert.

      The primary support portion is coupled to the rivet so that the end of the first rod bar is rotatably guided by the bending piece of the track body and rotatable on the inner wall of the groove, and the tip of the first rod bar is one end of the fixing piece. It is coupled to the hinge axis to be rotatable and characterized in that the folding and unfolding according to the opening and closing of the window.

      The secondary support portion, the end of the second rod bar is guided to the bent piece of the track body is coupled by rivets so as to be rotatable on the inner wall of the space of the groove, the tip of the first rod bar is one end of the fixing piece and It is coupled to the hinge axis to be rotatable, characterized in that folded and unfolded in accordance with the opening and closing of the window.

       The rolling coupling unit may include a rivet rotatably fixing the auxiliary support in the groove space of the track body, a roller fitted to the rivet and rolling along the groove space of the track body, and reducing rotational friction of the roller. In order to insert a washer in the rivet shaft inward direction of the roller is configured.

       The angle adjusting unit may include a pin hole formed in each of the track body and the second rod bar, and an angle adjusting pin coupled to the pin hole to adjust a rotation angle of the second rod bar.

      The angle adjusting pin is characterized in that it has a step in the head portion to prevent the departure from the pin hole.

       Another feature of the invention is a window opening and closing consisting of a track coupled to the window frame side frame, a rod bar coupled to the hinge axis rotatably with respect to the track, and a fixing piece coupled to the window bar and coupled to the window side frame In cancer,

          A first rod bar coupled to one end of the track and fixed to the window side frame and one end coupled to the first rod bar to connect the track and the fixed piece as a whole to form a primary support;

      A second rod bar connecting the track and the fixing piece to form the track in a position different from the primary support;

      A third rod bar connecting the track and the fixing piece to form the tertiary supporting part in the outer direction, the track and the fixing piece being different from the first and second supporting parts;

      The second rod bar, which is the secondary support part, has one end coupled to the track with a hinge axis and the other end rotatably coupled to the second rod bar with the hinge shaft to interlock with the rotation of the second rod bar. An auxiliary support constituting the supporting support,

      A rolling coupling unit coupling the third rod bar and one end of the auxiliary support to connect the third rod bar and one end of the auxiliary support to enable rolling movement within the track;

      And an angle adjuster configured to control the rotational angle of the second rod bar coupled to the track.

       The third support portion, the end of the third rod bar is guided to the bending piece of the track body is coupled to the rotatable coupling portion rotatable on the inner wall of the groove, the tip of the third rod bar is one end of the fixing piece and It is coupled to the hinge axis to be rotatable, characterized in that folded and unfolded in accordance with the opening and closing of the window.

       The rolling coupling unit includes a rivet for rotatably fixing the auxiliary support and the third rod bar to the inside of the groove space of the track body, a roller fitted to the rivet to move along the groove space of the track body, and the roller. In order to reduce the rotational friction of the roller is characterized in that it is configured by inserting the washer in the inner rivet shaft.

       The angle adjusting unit may include a pin hole formed in each of the track body and the second rod bar, and an angle adjusting pin coupled to the pin hole to adjust a rotation angle of the second rod bar.

       The angle adjusting pin is characterized in that it has a step in the head portion to prevent the departure from the pin hole.

      The window opening and closing arm according to the present invention can easily remove the restriction of the opening angle of the window in opening and closing the window without using other auxiliary devices, so that it can maintain a beautiful appearance and can adjust the opening angle of the window by simple operation. There is an effect of obtaining operability and a good installation appearance of the window opening and closing arm. In addition, it can provide a window opening and closing arm that can open and close the window while supporting the window in a solid state without installing an additional angle adjustment arm for adjusting the opening angle, and freely induces the movement of the load bar moving along the track. It is effective to provide a secure window opening arm while being structurally robust but less deformation or damage.

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

      3 is a schematic view of a window opening and closing arm according to an embodiment of the present invention. 4 is a cross-sectional view illustrating a track according to an embodiment of the present invention. 5 is a cross-sectional view for explaining a rivet fastening portion according to an embodiment of the present invention. 6 is a cross-sectional view for explaining a rolling coupling unit according to an embodiment of the present invention. 7 is a view for explaining the angle adjusting device according to an embodiment of the present invention, (a) is a diagram showing a state of adjusting the angle to the desired angle (b) at a desired angle. 8 is an explanatory view of the operation of the window opening and closing arm according to the embodiment of the present invention. 9 is a view showing a window opening and closing arm according to another embodiment of the present invention.

     Window opening and closing arm according to an embodiment of the present invention, as shown in Figure 3, the track 30 is coupled to the window frame side frame, the rod bar coupled to the hinge axis rotatably with respect to the track 30, the rod It consists of a fixing piece 31 that is coupled to the bars and coupled to the window side frame.

     The main part, the first rod bar 32 which is coupled to one end and the fixing piece 31 fixedly coupled to the window side frame to connect the track 30 and the fixing piece 31 as a whole to constitute a primary support part. And a second rod bar 33 connecting the track 30 and the fixing piece 31 to form the secondary support at a position different from the primary support. The second rod bar 33 serving as the vehicle support unit is coupled to the track 30 by one end of the hinge shaft 34 and the other end thereof is rotatably coupled to the second rod bar 33 by the hinge shaft 35. An auxiliary support 36 constituting an auxiliary support for supporting the second rod bar 33 while interlocking with the rotation of the second rod bar 33, and one end of the auxiliary support 36 in the track 30. Rolling coupling portion for coupling one end of the auxiliary support 36 on the track 30 in order to connect the rolling movement ( 37 and an angle adjuster 38 configured on the track 30 and the second rod bar 33 to control the rotation angle of the second rod bar 33 coupled to the track 30. Is made of.

      The track 30 coupled to the window frame side frame is mounted on the window frame side frame as a normal workpiece manufactured by pressing or molding a strip-shaped material, and the configuration thereof is as shown in FIGS. 3 and 4. The first and second rod bars 32 (bending the track body 39 and the outer periphery of the track body 39 inwardly so that the track body 39 has a space 41 formed of the grooves 40) 33 are composed of bent pieces 42 which induce engagement so that they are fitted along the grooves 40 of the space 41.

      Here, when the front end of the bending piece 42 is formed to be bent in a horizontal plane 43 orthogonal to the vertical direction with respect to the direction in which the first and second rod bars 32 and 33 are coupled, the space of the groove 40 is formed. It is advantageous to prevent the separation of the first and second rod bars 32 and 33 coupled along the 41.

    The first and second rod bars 32 and 33 inserted into and coupled to the grooves 40 and the spaces 41 of the track body 39 are rotatably coupled to the rivet 44 as shown in FIG. A nylon washer 44a is inserted between the first and second rod bars 32 and 33 and the contact surface to reduce the rotational friction noise and the coefficient of friction of the inner wall of the space 40 of the groove 40 of the track body 39. It is constructed in combination. Here, the nylon washer (44a) is a synthetic resin-based material, the metal in reducing the noise and friction generated between the contact surface of the track body 39 and the first and second rod bar 32, 33, which is usually made of a metal material Advantageous over the series of materials.

      The window opening and closing arm according to the present invention has a first and second support parts structurally by connecting the first and second rod bars 32 and 33 in the connection of the track 30 and the fixing piece 31.

      The primary support portion is coupled to the rivet 44 so that the end of the first rod bar 32 is guided to the bending piece 42 of the track body 39 to be rotatable on the inner wall of the space 41 of the groove 40. And, the front end of the first rod bar 32 is coupled to the hinge shaft 45 so as to be rotatable with one end of the fixing piece 31 is configured to fold and unfold in accordance with the opening and closing of the window. The primary support portion is a portion for supporting the fixing piece 31 and the track 30 at the closest distance through the first rod bar 32, and the length of the first rod bar 32 is different from the second rod bar ( It is relatively short compared to the length of 33) and the rotation radius is also smaller than the second rod bar 33, the secondary support.

      The secondary support portion is coupled to the rivet 44 so that the end of the second rod bar 33 is guided by the bending piece 42 of the track body 39 to be rotatable on the inner wall of the space 41 of the groove 40. The hinge rod 34 is configured, and the front end of the first rod bar 32 is coupled to the hinge shaft 46 so as to be rotatable with one end of the fixing piece 31 so as to be folded and unfolded according to the opening and closing of the window. As described above, the length is relatively long compared to the length of the first rod bar 32, which is the primary support, and exhibits a larger radius of rotation than the primary support.

       As shown in FIG. 6, the rolling coupling part includes a rivet 47 for fixing the auxiliary support 36 to the inside of the space 41 of the groove 40 of the track body 39 so as to be rotatable, and a rivet 47 fitted to the track body. The rollers 48 rolling along the spaces 41 of the grooves 40 of the 39 and the washers 49 on the inward rivet 47 shaft of the roller 48 to reduce the rotational friction of the rollers 48. It is composed by inserting. Here, the roller 48 is rolled along the groove 40 of the track body 39 by the change of the angle of the auxiliary support 36, the washer 49 is a smooth surface sliding material to reduce the rotational friction, It is appropriate to manufacture using materials of synthetic resin series that have excellent strength and hardness, not metal.

      As shown in FIG. 7, the angle adjuster 37 forms a pin hole 50 in the track body 39 and the second rod bar 33, respectively, and is coupled to the pin hole 50 to form a second rod bar. Consists of an angle adjusting pin 51 for adjusting the rotation angle of (33). 7A illustrates a state in which the second rod bar 33 is caught by the angle adjusting pin 51 and further rotation is blocked, and FIG. 7B is a view of the track body 39. As the angle adjusting pin 51 is removed from the pin hole 50, there is no rotation restriction of the second rod bar 33, and thus the rotation angle of the second rod bar 33 is adjustable. As shown in FIG. 7, the rotation angle of the second rod bar 33 may be freely adjusted by adjusting the angle adjusting pin 51. Here, the angle adjusting pin 51 may prevent the separation by forming a step 53 in the head portion 52 to prevent the separation from the pin hole 50.

      Window opening and closing arm according to another embodiment of the present invention, may be configured as shown in FIG.

      The track 30, a fixed piece 31 coupled to one end of the track 30 and fixedly coupled to the window side frame, and one end are combined to connect the track 30 and the fixed piece 31 as a whole to support the primary support. The first rod bar 32 constituting the second rod bar 33 connecting the track 30 and the fixing piece 31 to form the secondary support portion at a position different from the primary support portion 30, the track 30 Third rod bar connecting the track 30 and the fixing piece 31 in order to form the tertiary support part in the outer direction, which is different from the primary and secondary supporting parts, the track 30 and the fixing piece 31 ( 54), the second rod bar 33 serving as the secondary support part is coupled to the track 30 by the hinge shaft 34, and the other end thereof by the hinge shaft 35 so as to be rotatable to the second rod bar 33. One end of the auxiliary support (36), the third rod bar 54 and the auxiliary support (36) which is coupled to form an auxiliary support for supporting the second rod bar 33 while interlocking with the rotation of the second rod bar (33). In track 30 Rolling coupling portion 37 for coupling and coupling one end of the third rod bar 54 and the auxiliary support 36 so as to connect the rolling movement, and the second rod bar 33 is coupled to the track 30 In order to control the rotation angle of the) is composed of an angle adjusting unit 38 configured on the track 30 and the second rod bar (33).

      The tertiary support portion is a rolling coupling portion 37 rotatable on the inner wall of the space 41 of the groove 40 by the end of the third rod bar 54 is guided to the bending piece 42 of the track body 39. Is coupled to, the front end of the third rod bar 54 is coupled to the hinge shaft 55 so as to be rotatable with one end of the fixing piece 31 is configured to fold and unfold in accordance with the opening and closing of the window. Here, the third rod bar 54 may be additionally configured to ensure a stronger support force when applied to the large window. As described above, the conventional window may be satisfied by configuring the first and second support parts by the first rod bar 32 and the second rod bar 33.

      Rolling coupling portion 37 is configured in the window opening and closing arm according to another embodiment, the auxiliary support 36 and the third rod bar 54, as shown in Figure 6 the space of the groove 40 of the track body 39 ( 41, fixed to the inside with a rivet 44 so as to be rotatable, and fitted with the rivet 44 to install a roller 48 to move along the space 41 of the groove 40 of the track body 39, roller In order to reduce the rotational friction of the 48, the washer 49 may be inserted into the inner rivet 47 shaft of the roller 48.

       In addition, as in the above-described embodiment, the angle adjuster 38 forms pin holes 50 in the track body 39 and the second rod bar 33, respectively, as shown in FIG. 50 is coupled to the angle adjusting pin 51 for adjusting the rotation angle of the second rod bar (33). 7A illustrates a state in which the second rod bar 33 is caught by the angle adjusting pin 51 and further rotation is blocked, and FIG. 7B is a view of the track body 39. The angle adjusting pin 51 is pulled out from the pin hole 50, and the free rotation restraint of the second rod bar 33 is not generated, and thus the rotation angle of the second rod bar 33 can be adjusted. . Thus, by adjusting the angle adjusting pin 51, it is possible to freely adjust the rotation angle of the second rod bar (33). Here, the angle adjusting pin 51 may prevent the separation by forming a step 53 in the head portion 52 to prevent the separation from the pin hole 50.

      In the window opening and closing arm according to the present invention configured as described above, as shown in FIGS. 3 to 8, a track 30 coupled to one end of the rod bar and coupled to the window frame includes a bending piece 42. 2 rod bar (32) (33) can be securely coupled in a solid state so as not to fall out can provide a secure window opening and closing arm less damage or damage.

      That is, the general track is a flat type rather than a bent type, and the rivets constituting the rotating shaft are combined therein, so that the warpage of the track itself is easily generated, and thus a high load window cannot be effectively supported. The track 30 according to the example forms a bending piece 42 integrally with a shape surrounding the outside of the first and second rod bars 32 and 33 of the vertical direction, thereby ensuring safety without damage or damage to the rivets. It is possible to implement the hinge axis, but by structurally having a self-reinforcement structure by the bending piece 42, there is no bending phenomenon for high load.

      In the window opening and closing arm according to the present invention, the window is installed on the window frame by the primary support and the secondary support as a whole so that the window can be opened and closed freely.

      That is, the first rod bar 32 is coupled to one end of the track 30 and one end is coupled to the fixed piece 31 is fixed to the window-side frame to connect the track 30 and the fixed piece 31 as a whole 1 The secondary rod bar 33 is configured to connect the track 30 and the stationary piece 31 so as to constitute the secondary support at a position different from the primary support. Piece 31 and the track 30 is divided into a primary and secondary support and coupled in a solid state.

       Secondary support portion, the second rod bar 33 which is a secondary support portion is coupled to the track 30, one end is hinged shaft 34 and the other end is rotatably hinged shaft 35 to the second rod bar (33) Coupled to the rotation of the second rod bar 33 to form an auxiliary support through the auxiliary support 36 to support the second rod bar 33 to the window frame in a solid state together with the primary and secondary supports The fixing piece 31 mounted on the track 40 is rotatably coupled to the track 40.

      The rolling coupling portion 37 connects one end of the auxiliary support 36 to enable rolling movement within the track 30. The angle adjuster 38 is configured in the track 30 and the second rod bar 33 to control the rotation angle of the second rod bar 33 coupled to the track 30.

       As shown in FIG. 6, the rolling coupler 37 is fixed through the rivet 47 so as to be rotatable in the space 40 of the groove 40 of the track body 39. 47 is fitted with a roller 48 for rolling along the space 40 of the groove 40 of the track body 39 is coupled to guide the rolling movement of the auxiliary support 47 when the angle of the arm is changed more smooth operation To this end, by inserting the washer 49 in the inward rivet 47 shaft of the roller 48 to reduce the rotational friction smooth operation is maintained.

       As shown in FIG. 7, the angle adjuster 37 forms a pin hole 50 in the track body 39 and the second rod bar 33, respectively, and is coupled to the pin hole 50 to form a second rod bar. Consists of an angle adjusting pin 51 for adjusting the rotation angle of (33).

       7A illustrates a state in which the second rod bar 33 is caught by the angle adjusting pin 51 and further rotation is blocked, and FIG. 7B is a view of the track body 39. As the angle adjusting pin 51 is removed from the pin hole 50, there is no rotation restriction of the second rod bar 33, and thus the rotation angle of the second rod bar 33 is adjustable. Since the rotation angle of the second rod bar 33 can be freely adjusted by adjusting the angle adjusting pin 51 as shown in FIG. 7, the rotation angle of the arm can be easily adjusted without using an additional auxiliary arm.

      On the other hand, a window loaded with a high load, such as a large window, can be configured to additionally configure a window opening and closing arm with a stronger bearing capacity by additionally installing a separate third rod bar 54 as shown in FIG. 9. The first rod bar 54 and one end of the auxiliary support 36 are connected to each other through the rolling coupling portion 37 so that the one end of the 54 and the auxiliary support 36 can move in the track 30. It can be, by the third rod bar 54 is added by forming a third support in addition to the first and second support may be applied to the window opening and closing arm further strengthened the bearing capacity.

While the invention has been described in connection with the preferred embodiments, it will be readily apparent to those skilled in the art that various modifications and variations can be made without departing from the spirit and scope of the invention, and all such changes and modifications are set forth in the claims. Belongs to the range.

      1 is a schematic diagram of an arm installation state for explaining the configuration of a general window opening and closing arm.

       Figure 2 is a conventional window opening and closing arm configuration.

       3 is a schematic view of a window opening and closing arm according to an embodiment of the present invention.

       4 is a track cross-sectional view for explaining a track according to an embodiment of the present invention.

       5 is a cross-sectional view for explaining a rivet fastening portion according to an embodiment of the present invention.

      Figure 6 is a cross-sectional view for explaining a rolling coupling according to an embodiment of the present invention.

      Figure 7 is a view for explaining the angle adjusting device according to an embodiment of the present invention, (a) is a diagram showing a state of stopping at a desired angle, (b) an angle adjustment state to a desired angle.

      8 is an explanatory view of the operation of the window opening and closing arm according to the embodiment of the present invention.

      9 is a view showing a window opening and closing arm according to another embodiment of the present invention.

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

      30: track

      31: fixed piece

      32: first load bar

      33: second rod bar

      34: hinge axis

      35: hinge axis

      36: auxiliary support

      37: rolling joint

      38: angle adjuster

      39: track body

      40: home

      41: space

      42: bending piece

      43: horizontal plane

      44: rivet

      44a: nylon washer

      45: hinge axis

      46: hinge axis

      47: rivet

      48: roller

      49: washer

      50: pinhole

      51: angle adjustment pin

      52: head

      53: step

      54: third load bar

      55: hinge axis

Claims (19)

      In the window opening and closing arm consisting of a track coupled to the window frame side frame, a rod bar coupled to the hinge axis rotatably with respect to the track, and a fixing piece coupled to the rod bar and coupled to the window side frame,      A first rod bar coupled to one end of the track and fixedly coupled to the window side frame and having one end coupled to connect the track and the fixed piece as a whole to form a primary support;       A second rod bar connecting the track and the fixing piece to form the track in a position different from the primary support;       The second rod bar serving as the secondary support portion is coupled to the track by one end of the hinge shaft and the other end is rotatably coupled to the second rod bar by the hinge shaft to interlock with the rotation of the second rod bar. Auxiliary support constituting the auxiliary support for supporting the rod bar,       A rolling engaging portion for coupling and coupling one end of the auxiliary support on the track so as to connect one end of the auxiliary support to enable rolling movement within the track;       And an angle adjuster configured to control the rotational angle of the second rod bar coupled to the track.        The method of claim 1,        The track is,        With the track body,       By bending the outer periphery of the track body inwardly so that the track body has a space consisting of grooves, the first and second rod bar is characterized by consisting of a bending piece for inducing coupling so as to fit along the space consisting of the grooves Window opening arm.        The method of claim 2,       A front end of the bent piece has a horizontal surface for preventing the separation of the first and second rod bars coupled along the space consisting of the groove.        The method of claim 2,       The first and second rod bars fitted into the space formed by the grooves are coupled by rivets, and nylon is disposed between the contact surfaces to reduce the rotational friction noise and the coefficient of friction between the first and second rod bars and the inner wall of the space. Window opening and closing arm, characterized in that by inserting a washer.       The method of claim 2,       The primary support,      An end of the first rod bar is guided to the bent piece of the track and coupled to the rivet so as to be rotatable on an inner wall of the groove, and the tip of the first rod bar is rotatable with one end of the fixing piece. Is coupled to the window opening and closing arm, characterized in that folding and unfolding according to the opening and closing of the window.       The method of claim 2,       The secondary support portion,       An end of the second rod bar is guided to the bending piece of the track body and coupled to the rivet so as to be rotatable on the inner wall of the groove, and the tip of the first rod bar is hinged so as to be rotatable with one end of the fixing piece. Window opening and closing arm, characterized in that coupled to the axis folded and unfolded in accordance with the opening and closing of the window.        The method of claim 2,        The rolling coupling portion,       A rivet for fixing the auxiliary support to be rotatable in a space formed by the groove;       A roller which is fitted to the rivet and rolls along the space formed by the groove;       And a washer inserted into the inner rivet shaft of the roller to reduce rotational friction of the roller.        The method of claim 2,        The angle adjusting device,        Pin holes formed in the track body and the second rod bar, respectively;       Window opening and closing arm is coupled to the pin hole made of an angle adjusting pin for adjusting the rotation angle of the second rod bar.        The method of claim 8,       The angle adjusting pin is a window opening and closing arm characterized in that it has a step in the head portion to prevent the departure from the pin hole.       In the window opening and closing arm consisting of a track coupled to the window frame side frame, a rod bar coupled to the hinge axis rotatably with respect to the track, and a fixing piece coupled to the rod bar and coupled to the window side frame,      A first rod bar coupled to one end of the track and fixedly coupled to the window side frame and having one end coupled to connect the track and the fixed piece as a whole to form a primary support;       A second rod bar connecting the track and the fixing piece to configure the track in a position different from the primary support;       A third rod bar connecting the track and the fixing piece to form the tertiary supporting part in the outer direction, the track and the fixing piece being different from the first and second supporting parts;       The second rod bar serving as the secondary support portion is coupled to the track by one end of the hinge shaft and the other end is rotatably coupled to the second rod bar by the hinge shaft to interlock with the rotation of the second rod bar. Auxiliary support constituting the auxiliary support for supporting the rod bar,       A rolling coupling unit coupling the third rod bar and one end of the auxiliary support to connect the third rod bar and one end of the auxiliary support to enable rolling movement in the track;       And an angle adjuster configured to control the rotational angle of the second rod bar coupled to the track.        The method of claim 10,        The track is,        With the track body,       The outer periphery of the track body inwardly made so that the track body has a space consisting of grooves, so that the first, second, and third rod bars are made of a bending piece for inducing a coupling to be fitted along the space consisting of the grooves. Window opening and closing arm characterized by the above-mentioned.        The method of claim 11,       The front end of the bent piece has a horizontal surface for preventing the separation of the first, second and third rod bar coupled along the space consisting of the groove.        The method of claim 11,       The first, second and third rod bars inserted into and coupled to the space formed by the grooves are coupled by rivets to reduce the rotational friction noise and the coefficient of friction between the first, second and third rod bars and the inner wall of the groove. Window opening and closing arm, characterized in that by inserting a nylon washer between the contact surface.       The method of claim 11,       The primary support,      An end of the first rod bar is guided to the bending piece of the track body and coupled to the rivet so as to be rotatable on the inner wall of the space formed by the groove, and the tip of the first rod bar is hinged to rotate with one end of the fixing piece. Window opening and closing arm, characterized in that coupled to the axis folded and unfolded in accordance with the opening and closing of the window.       The method of claim 11,       The secondary support portion,       An end of the second rod bar is guided to the bending piece of the track body and coupled to the rivet so as to be rotatable on the inner wall of the groove, and the tip of the first rod bar is hinged so as to be rotatable with one end of the fixing piece. Window opening and closing arm, characterized in that coupled to the axis folded and unfolded in accordance with the opening and closing of the window.        The method of claim 11,        The tertiary support,       An end of the third rod bar is guided to a bending piece of the track body and coupled to a rotatable rolling portion on a space inner wall formed of the groove, and the tip of the third rod bar is hinged to rotate with one end of the fixing piece. Window opening and closing arm, characterized in that coupled to the axis folded and unfolded in accordance with the opening and closing of the window.         The method of claim 11,         The rolling coupling portion,        A rivet for fixing the auxiliary support and the third rod bar to be rotatable in a space formed by the groove;       A roller fitted to the rivet and rolling along the space formed by the groove;       And a washer inserted into the inner rivet shaft of the roller to reduce rotational friction of the roller.         The method of claim 11,         The angle adjustment unit,        Pin holes formed in the track body and the second rod bar, respectively;       Window opening and closing arm is coupled to the pin hole made of an angle adjusting pin for adjusting the rotation angle of the second rod bar.        The method of claim 18,        The angle adjusting pin is a window opening and closing arm characterized in that it has a step in the head portion to prevent the departure from the pin hole.

Images