JP2018003309A - Stay for window and fitting - Google Patents

Abstract

An object of the present invention is to prevent a support portion with a slider from rattling even when a load is applied with the other end of a second link protruding from a slide base. A first link 230 rotatably supported on one end of a slide base 130 via one end, a second link 330 rotatably supported on a slider 135 via one end, and a second link 330 A third link 430 rotatably supported on the other end portion of the link 330 and the other end portion of the first link 230, a storage position where the third link 430 is disposed to overlap the slide base 130, and a slide In the window stay 30 that can be displaced to the protruding position protruding relative to the base 130, the slide base 130 supports the slider 135 movably on the surface of the base plate portion 131. One side edge is provided with a locking piece portion 134 that covers the surface of one end portion of the second link 330 when at least the third link 430 is disposed at the protruding position. [Selection] Figure 3

Description

  The present invention relates to a window stay and a joinery.

  In the vertical sliding window, the shoji is supported by the frame by the window stay, and it is possible to move the shoji between the closed position and the open position with respect to the frame by the operation of the window stay. It is. As the window stay, a structure including a slide base, a slider, and first to third links is applied. The slide base supports the slider so as to be movable along the longitudinal direction. The first link is rotatably supported at one end portion of the slide base via the one end portion. The second link is rotatably supported by the slider via one end. The third link is rotatably supported by the other end of the second link and the other end of the first link, respectively, and intersects the slide base with the storage position that overlaps the slide base. It is possible to displace to the projecting position projecting to the position. When this window stay is applied to a vertical sliding window, it is disposed between the upper frame and the upper frame and between the lower frame and the lower frame. Specifically, the slide base is attached to the upper frame and the lower frame, and the third link is attached to the upper frame and the lower frame. When the third link is disposed at the storage position, the shoji is closed with respect to the frame. When the third link moves to the protruding position, one of the vertical hooks protrudes in the out-of-plane direction, and the shoji is opened (see, for example, Patent Document 1).

JP 2001-355372 A

  By the way, in this kind of window stay, when the shoji is opened, the other end of the second link protrudes from the slide base, and the load of the shoji is applied to the other end of the second link. Become. As described above, the second link is only supported by the slider via one end. Therefore, when the shoji is repeatedly opened and closed, the load of the shoji will be repeatedly applied to the other end of the second link, the support portion with the slider will be rattled and tilted downward when the shoji is opened. There is a risk of inviting a situation.

  In view of the above situation, the present invention prevents a situation where the support portion with the slider rattles even when a load is applied to the second link with the other end of the second link protruding from the slide base. The purpose is to provide a window stay and fittings.

  In order to achieve the above object, a window stay according to the present invention is rotatably supported on one end of the slide base via a slide base that supports the slider so as to be movable along the longitudinal direction. A first link, a second link rotatably supported by the slider via one end, and a second link rotatably supported by the other end of the second link and the other end of the first link. 3 links, and the slide base is provided with a locking piece for covering the surface of the one end of the second link.

  According to this invention, since the surface of the one end portion of the second link is covered with the locking piece portion of the slide base, a situation in which the other end portion of the second link tilts downward is prevented, and the second link is repeatedly loaded. Even when is added, there is no possibility that the support portion with the slider will be loose.

  In the window stay described above, the slide base may be configured such that the slider is movably supported on the surface of the base plate portion, and between the locking piece portion and the base plate portion. The second link is disposed together with the slider.

  According to this invention, the situation where the slider and the second link are inclined with respect to the slide base is prevented, and the situation where the second link is inclined downward can be more reliably prevented.

  According to the present invention, in the above-described window stay, the slider has a support protrusion protruding toward the locking piece.

  According to the present invention, the slider can be directly sandwiched between the base plate portion and the locking piece portion of the slide base, and the inclination of the slider with respect to the slide base can be prevented more reliably.

  According to the present invention, in the above-described window stay, the slide base supports the slider movably on the surface of the base plate portion, and the third link is disposed so as to overlap the slide base. It is possible to displace the storage position and a protruding position protruding from one side edge of the base plate portion, and the other side edge of the base plate portion has the base toward the one side edge. A rail portion that is inclined so as to be gradually separated from the surface of the plate portion is provided, and the slider has a portion that covers the surface of the rail portion.

  According to this invention, since the part which covers the surface of a rail part in a slider contacts and supports the lower surface of a 3rd link, the situation where a 3rd link inclines below is prevented more reliably.

  According to the present invention, in the above-described window stay, the slide base supports the slider movably on the surface of the base plate portion, and the third link is disposed so as to overlap the slide base. It is possible to displace the storage position and a protruding position protruding from one side edge of the base plate portion, and when the third link is disposed at the storage position, The support center with the third link is arranged closer to the other side edge of the base plate portion than the support center with the slider.

  According to this invention, since the second link is inclined with respect to the slide base so that the other end portion of the second link is close to the other side edge of the base plate portion, the third link protrudes from the storage position. When moving to the position, the other end of the second link can be moved so as to protrude from the slide base.

  In addition, the fitting according to the present invention is characterized in that the slide base of the window stay described above is attached to a frame body, and the third link is attached to a shoji.

  According to the present invention, even when the third link is arranged at the protruding position by opening the shoji, the second link is covered with the locking piece of the slide base. The situation where the other end of the slider tilts downward is prevented, and there is no possibility of rattling of the support portion with the slider even when a load is repeatedly applied to the second link by opening and closing the shoji.

  According to the present invention, since the surface of the one end portion of the second link is covered with the locking piece portion of the slide base, a situation in which the other end portion of the second link is inclined downward is prevented, and the second link is repeatedly loaded. Even when is added, there is no possibility that the support portion with the slider will be loose.

FIG. 1 is a perspective view showing a state in which a shoji is opened in a joinery to which a window stay according to an embodiment of the present invention is applied. FIG. 2 is a perspective view of a window stay applied to the joinery shown in FIG. FIG. 3 is a plan view of the window stay shown in FIG. 2 in a state where the third link is disposed at the protruding position. FIG. 4 is a plan view of the window stay shown in FIG. 2 in a state where the third link is disposed at the storage position. FIG. 5 is an enlarged sectional view taken along line XX in FIG. 6 is an enlarged cross-sectional view taken along line AA in FIG. FIG. 7 is an enlarged sectional view taken along line BB in FIG. FIG. 8 is an enlarged sectional view taken along the line CC in FIG. FIG. 9 is an enlarged sectional view taken along line DD in FIG.

DESCRIPTION OF EMBODIMENTS Hereinafter, preferred embodiments of a window stay and a fitting according to the present invention will be described in detail with reference to the accompanying drawings.
FIG. 1 shows a joinery to which a window stay according to an embodiment of the present invention is applied. The joinery illustrated here is a so-called vertical sliding window configured such that the shoji 20 is pushed open toward the outdoor side with respect to the frame 10. The frame body 10 is configured by four-frames an upper frame 11, a lower frame 12, and left and right vertical frames 13,. The shoji 20 is configured by mounting an upper rod 22, a lower rod 23, and left and right vertical rods 24, 25 on the four circumferences of the glass 21. The frames 11, 12, 13, and 14 constituting the frame 10 and the flanges 22, 23, 24, and 25 constituting the shoji 20 are extruded shapes formed of aluminum alloy or resin, and each has a uniform cross-sectional shape. It is comprised so that it may have.

  A window stay 30 called a friction stay is provided between the lower collar 23 of the shoji 20 and the lower frame 12 of the frame 10, and between the upper collar 22 of the shoji 20 and the upper frame 11 of the frame 10. Is provided. The window stay 30 provided between the lower rod 23 and the lower frame 12 and the window stay 30 provided between the upper rod 22 and the upper frame 11 support the shoji 20 so that it can be opened and closed with respect to the frame body 10. Therefore, it has a symmetrical configuration. Therefore, in the following, only the window stay 30 provided between the lower rod 23 and the lower frame 12 will be described in detail, and the other will be denoted by the same reference numerals and detailed description thereof will be omitted. Further, in the present embodiment, a vertical spat (hereinafter referred to as distinction) centered on a vertical spat that is located on the left side when viewed from the indoor side (hereinafter referred to as “Tojiri persimmon 25” when distinguished). In this case, the description will be made on the premise of a vertical sliding window configured such that the “door-end lamp 24” is rotated toward the outdoor side. Incidentally, when the window stay is applied to a vertical sliding window configured such that when viewed from the room side, the vertical wall 25 positioned on the left side rotates around the vertical wall 24 positioned on the right side toward the outdoor side. For this, each element described below may be configured to be symmetrical.

  As shown in FIGS. 2 to 9, the window stay 30 includes a slide base 130, a first link 230, a second link 330, a third link 430, and a fourth link 530. The slide base 130, the first link 230, the second link 330, the third link 430, and the fourth link 530 each have a width smaller than the dimension along the prospective direction of the lower collar 23, and the lower collar 23 It is configured as a long member having a length smaller than the dimension along the length of the. Here, the prospective direction is a direction along the depth of the vertical sliding window as indicated by an arrow A in FIG. A plane along the prospective direction may be referred to as a prospective surface. In addition, in the case of a member along the horizontal such as the lower frame 12 and the lower rod 23, the finding direction is a direction along the upper and lower sides perpendicular to the prospective direction, and along the upper and lower sides such as the vertical rods 24 and 25. In the case of the member, it is a direction along the horizontal direction orthogonal to the prospective direction. A plane along the finding direction may be referred to as a finding surface. Further, the longitudinal direction is a direction that coincides with the extrusion direction in the case of extrusion molding.

  The slide base 130 is configured by bending a metal plate material such as a steel material having a relatively large plate thickness. The slide base 130 applied in the present embodiment is made of a steel material having a plate thickness of about 2 mm, and includes a base plate part 131, a rail part 132, a standing wall part 133, and a locking piece part 134. Yes. The base plate portion 131 is a portion attached to the prospective surface 12a of the lower frame 12, and is configured in a flat plate shape having a plurality of screw insertion holes 131a. The rail portion 132 is a flat plate-like portion extending so as to be gradually separated from the base plate portion 131 from the edge portion located on the outdoor side of the base plate portion 131 toward the indoor side. In the present embodiment, the rail portion 132 is formed so that the included angle “a” with the base plate portion 131 is smaller than 45 °. The standing wall portion 133 is a portion protruding upward from an edge portion located on the indoor side of the base plate portion 131. The protruding dimension b of the standing wall part 133 from the base plate part 131 is configured to be approximately twice the protruding dimension of the rail part 132. The locking piece portion 134 is a portion bent at a substantially right angle from the protruding end portion of the standing wall portion 133 toward the outdoor side. A gap c that can expose the surface 131b of the base plate 131 to the outside is secured between the protruding end of the rail portion 132 and the protruding end of the locking piece 134. The slide base 130 is provided with a slider 135 and a pulling member 136.

  The slider 135 is a block-like member having a length of about 1/5 with respect to the slide base 130, and is arranged so as to be movable along the longitudinal direction of the slide base 130. In the present embodiment, a slider 135 including a slider main body 135A made of a metal material and a cover member 135B made of a resin material is illustrated. The slider main body 135A is disposed on the surface 131b of the base plate portion 131 between the rail portion 132 and the upright wall portion 133, and has a slide guide portion 135Aa and a support projection portion 135Ab. The slide guide part 135 </ b> Aa is a part interposed in a gap between the base plate part 131 and the rail part 132 of the slide base 130. The support protrusion 135Ab protrudes upward from the portion of the slide base 130 that faces the locking piece 134, and the protruding end is disposed close to the locking piece 134. As shown in FIG. 3, the support protrusion 135 </ b> Ab is provided only at the indoor side edge of the portion slightly on the right side of the center of the surface of the slider main body 135 </ b> A when viewed from the indoor side. The cover member 135B includes a cover base portion 135Ba covering the surface of the slider body 135A, a sandwiching support portion 135Bb covering the surface of the rail portion 132 provided on the slide base 130, and a contact cover portion covering the support protrusion 135Ab of the slider body 135A. 135Bc. The sandwiching support portion 135Bb is configured to have a plate thickness larger than that of the cover base portion 135Ba, the surface thereof is positioned on substantially the same plane as the cover base portion 135Ba, and a slide base between the slide guide portion 135Aa of the slider main body 135A. 130 rails 132 are sandwiched. The contact cover portion 135Bc is provided so as to cover the surface of the support protrusion 135Ab in a state in which a slight gap is secured between the contact cover portion 135Bc and the locking piece portion 134 of the slide base 130.

  2, 3, 5, and 9, the pulling member 136 has an end portion (hereinafter referred to as a “base end” of the slide base 130) of the slide base 130 on the side where the door bottom heel 25 is disposed. When the third link 430, which will be described later, is arranged at the storage position, the first link 430 is engaged with one end of the third link 430 so that the one end of the third link 430 is moved to the outdoor side. It functions to prevent movement. In the present embodiment, a pulling member 136 having a regulating wall portion 136a that protrudes to the surface side from the base plate portion 131 of the slide base 130 is applied. When viewed from above, the restriction wall portion 136a extends linearly along the length of the slide base 130 on the indoor side, and gradually extends from the extended end portion toward the outdoor side of the base end portion of the slide base 130. It is inclined and extends so as to be close to. Note that reference numeral 137 in FIG. 3 is a stopper piece provided on the slide base 130 in order to restrict the movement of the slider 135.

  The first link 230 is configured to be about 2/3 of the length of the slide base 130, and one end thereof is rotatably supported on the tip of the slide base 130 via the first support shaft 231. . The first support shaft 231 is disposed so that the axis is perpendicular to the base plate part 131 of the slide base 130. In the case of the present embodiment, the distal end portion that supports the first link 230 in the slide base 130 is an end portion on the side where the door toe 24 of the shoji 20 is disposed, that is, an end portion on the right side when viewed from the indoor side. is there. As is clear from FIGS. 2 and 5, the first link 230 is bent so that the substantially middle portion is vertically crank-shaped, and the other end is higher than the other end. Yes.

  The second link 330 is configured to have substantially the same length as the slider 135, and one end thereof is a longitudinal length on the surface 135 a of the slider 135 via a second support shaft (support center between the second link 330 and the slider 135) 331. Is supported so as to be rotatable at a substantially central portion. The second support shaft 331 has an axis substantially parallel to the axis of the first support shaft 231, and a part of the second support shaft 331 always faces the locking piece 134 of the slide base 130 even when the second link 330 rotates. It is arranged to do. A resin cover 332 is attached to one end of the second link 330 so as to cover the surface and the peripheral surface. In the second link 330, the plate thickness d when the resin cover 332 and the slider 135 are stacked and stacked is the separation distance from the base plate portion 131 to the locking piece portion 134 in the slide base 130, that is, the above-described standing wall. The dimension is set to be slightly smaller than the projecting dimension b of the part 133 from the base plate part 131.

  The third link 430 is a part attached to the prospective surface 23 a of the lower collar 23. In the present embodiment, the first link 230 has a length of about 5/6 and is configured in a flat plate shape having a plurality of screw insertion holes 430a. One end of the third link 430 is rotatably supported on the other end surface of the second link 330 via a third support shaft (support center between the second link 330 and the third link 430) 431. . A portion of the third link 430 that is substantially in the center of the longitudinal direction is rotatably supported on the surface of the other end of the first link 230 via a fourth support shaft 432. The third support shaft 431 and the fourth support shaft 432 are disposed so as to be substantially parallel to the first support shaft 231.

  As is apparent from FIGS. 2 and 3, a pulling engagement portion 430 b is provided at one end portion of the third link 430. When the third link 430 is arranged so as to be substantially parallel along the slide base 130 (hereinafter referred to as “storage position” of the third link 430), the drawing engagement portion 430b is a restriction wall of the drawing member 136. It is a part engaged with the part 136a. That is, the pulling engagement portion 430b extends linearly along the length of the third link 430 on the indoor side when disposed at the storage position, and gradually extends from the extended end toward the outdoor side. The outer shape is inclined to the other end side.

  The fourth link 530 is configured to be about ½ the length of the third link 430, and one end thereof is rotatably supported on the surface 135 a of the slider 135 via the fifth support shaft 531. The fifth support shaft 531 is disposed so as to be substantially parallel to the first support shaft 231 at a portion corresponding to the second support shaft 331 across the support protrusion 135Ab. The other end of the fourth link 530 is rotatably supported by the first link 230 via a sixth support shaft 532. The sixth support shaft 532 is disposed in the first link 230 at a portion close to the bent portion on the other end side that is one step higher than the one end portion so as to be substantially parallel to the first support shaft 231. .

  In the window stay 30 configured as described above, the slide base 130 is attached to the prospective surface 12a of the lower frame 12 via the base plate portion 131, and the third link 430 is attached to the prospective surface 23a of the lower collar 23. As shown in FIG. 1, the position at which the slide base 130 is attached is a position at which the pulling member 136 contacts the prospective surface of the vertical frame 14 corresponding to the door bottom collar 25. In the window stay 30, when the shoji 20 is closed with respect to the frame body 10, the third link 430 is disposed in the storage position, and the first link 230, the second link 330, and the fourth link 530 are respectively in the slide base 130. It is arranged at the position that overlaps. More specifically, as shown in FIG. 4, the slider 135 is located at the base end portion of the slide base 130, and the second link 330 and the fourth link 530 extend from the slider 135 toward the opposite sides. The first link 230 is overlaid on the fourth link 530, and the third link 430 is overlaid on the first link 230.

  Here, in the window stay 30, when the shoji 20 is in a closed state, the third link 430 is substantially parallel along the slide base 130, but the second link 330 is the second support shaft. The third support shaft 431 is positioned on the outdoor side with respect to 331, and the other end portion that is a connecting portion with the third link 430 is arranged to be inclined to the outdoor side. Similarly, in the fourth link 530, the sixth support shaft 532 is located on the outdoor side of the fifth support shaft 531, and the other end portion that is a connecting portion with the first link 230 is inclined to the outdoor side. It is configured to be arranged.

  From the above state, when the shoji 20 is opened so that the door toe 24 protrudes to the outside, the third link 430 has a protruding position in which the other end protrudes to the outdoor side with the third support shaft 431 as the center. As the third link 430 rotates, the first link 230 rotates around the first support shaft 231 so that the other end protrudes to the outdoor side. When the third link 430 and the first link 230 rotate, the slider 135 moves to the distal end portion side of the slide base 130, and the second link 330 and the fourth link 530 move their other end portions to the outdoor side. Rotate to project. As a result, in the vertical sliding window, as shown in FIG. 1, the shoji 20 is rotated around the Tojiri 25 with the Tojiri 25 being moved toward the distal end side of the slide base 130. The shoji 20 is opened with respect to the body 10 in a state of projecting substantially perpendicularly to the outdoor side.

  During the above-described operation, according to the vertical sliding window to which the window stay 30 is applied, when the shoji 20 is closed and the third link 430 is disposed at the storage position, the other end of the second link 330 and Each of the other ends of the fourth link 530 is inclined in advance toward the outdoor side in the protruding direction. Therefore, when the third link 430 rotates, the other end of the second link 330 and the other end of the fourth link 530 rotate smoothly to the outdoor side, and the shoji 20 is fully opened from the closed state. It is possible to perform the opening operation smoothly until

  In addition, even when the shoji 20 is opened and the other end of the second link 330 protrudes from the slide base 130 to the outdoor side, the one end of the second link 330 is positioned closer to the one end than the second support shaft 331. The surface of the portion to be covered is covered with the locking piece portion 134 of the slide base 130. Furthermore, the lower surface of the second link 330 is in a state of being supported by the rail portion 132 of the slide base 130 via a sandwiching support portion 135Bb provided on the cover member 135B of the slider 135. The slider 135 is also in a state where the support protrusion 135Ab is covered with the locking piece 134 via the contact cover part 135Bc. Therefore, a situation in which the other end portion of the second link 330 is inclined downward is prevented, and the second support shaft which is a support portion for the slider 135 even when the load of the shoji 20 is repeatedly applied to the second link 330. There is no risk of rattling with 331, and there is no risk of causing the second link 330 to tilt downward when the shoji 20 is opened.

  In addition, the ratio of the dimension along the longitudinal direction of the 1st link 230 illustrated in the embodiment mentioned above, the 2nd link 330, the 3rd link 430, and the 4th link 530 is for an illustration to the last, Comprising: Needless to say, it is not limited to things. Moreover, although the window stay 30 provided with the 4th link 530 is illustrated, the 4th link is not necessarily required. In the above-described embodiment of the window stay 30 including the fourth link 530, the sixth support shaft 532 that protrudes outward from the fifth support shaft 531 in a state where the third link 430 is disposed at the storage position. Although the fourth link 530 is configured to be inclined with respect to the slide base 130, the fourth link does not necessarily become the slide base when the third link is disposed at the storage position. There is no need to be inclined.

  In the above-described embodiment, since the slider 135 is directly sandwiched between the base plate portion 131 and the locking piece portion 134 of the slide base 130, the slider 135 and the second link 330 with respect to the slide base 130. However, it is not always necessary to bring the slider into direct contact with the locking piece.

  Furthermore, in the above-described embodiment, the storage position of the third link 430 is illustrated as being disposed so as to be substantially parallel to the slide base 130. However, the third link 430 is not necessarily required to be parallel to the slide base. It may be slightly inclined as long as it overlaps the base.

  Furthermore, in the above-described embodiment, the locking piece portion 134 is always provided so as to cover the surface of the one end portion of the second link 330, but only when the third link 430 is disposed at the protruding position. It is sufficient to provide the locking piece so as to cover the surface of the one end of the two links. When the third link is arranged at the storage position, the surface of the second link is covered by the locking piece. There is no need to be.

  10 frame, 20 shoji, 30 window stay, 130 slide base, 131 base plate part, 131b surface, 132 rail part, 134 locking piece part, 135 slider, 135Ab support projection part, 135a surface, 230 first link, 231 1st support shaft, 330 2nd link, 331 2nd support shaft, 430 3rd link, 431 3rd support shaft, 432 4th support shaft, 530 4th link, 531 5th support shaft, 532 6th support shaft

Claims (6)

A slide base that supports the slider movably along the longitudinal direction;
A first link rotatably supported at one end of the slide base via one end;
A second link rotatably supported by the slider via one end;
A third link rotatably supported at the other end of the second link and the other end of the first link,
The window base is characterized in that the slide base is provided with a locking piece for covering the surface of one end of the second link. The slide base supports the slider movably on the surface of the base plate part,
The window stay according to claim 1, wherein the second link is disposed together with the slider between the locking piece portion and the base plate portion.   The window stay according to claim 2, wherein the slider has a support protrusion protruding toward the locking piece. The slide base supports the slider movably on the surface of the base plate part,
The third link is displaceable to a storage position arranged to overlap the slide base and a protruding position protruding from one side edge of the base plate portion,
The other side edge of the base plate portion is provided with a rail portion that is inclined so as to be gradually separated from the surface of the base plate portion toward the one side edge,
The window stay according to claim 1, wherein the slider has a portion that covers a surface of the rail portion. The slide base supports the slider movably on the surface of the base plate part,
The third link is displaceable to a storage position arranged to overlap the slide base and a protruding position protruding from one side edge of the base plate portion,
When the third link is disposed at the storage position, the second link has a support center closer to the third link closer to the other side edge of the base plate portion than a support center to the slider. The window stay according to claim 1, wherein the window stay is disposed.   A fitting, wherein the slide base of the window stay according to any one of claims 1 to 5 is attached to a frame, and the third link is attached to a shoji.

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