JP3241654B2 - Up and down window - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an up-and-down window provided with an opening above and / or below a frame body and a movable sliding door which can open and close the opening, and more particularly, to a vertical sliding door. And an up-and-down window characterized by a mechanism for facilitating the operation.

[0002]

2. Description of the Related Art In general, in general houses and the like, an up-and-down window provided with an opening above and / or below a frame body and a movable sash that can move up and down to open and close the opening is widely used.

[0003] Generally, in such a raising and lowering window,
A balance mechanism is employed in which a movable shoji is lifted by the biasing force of a spring body and the force required to lift the movable shoji is reduced. FIGS. 11 to 13 show a balance mechanism in such a conventional raising and lowering window. This conventional balance mechanism includes a vertical groove 81 provided in a vertical frame 80 constituting a frame body.
A spring body 82 for suspending a movable shoji
And a brake bearing 84 connected to an end of the spring body 82 and holding a support shaft of the movable shoji.

The balance mechanism configured as described above has been mounted in the following order. First, the spring body 82 is housed in the spring holder 83, and the tip of the spring body 82 and the upper part of the brake bearing 84 are connected. Then, the spring body 82, the spring holder 83 and the brake bearing 84 are inserted into the vertical groove 81 of the vertical frame 80. This insertion is performed through a notch 81a provided in the vertical groove 81.
Next, the position of the brake bearing 84 with respect to the vertical groove 81 is fixed in order to easily attach the support shaft of the movable sash to the brake bearing 84. The fixing of the brake bearing 84 is performed by using an elongated hole 84 a provided in the brake bearing 84.
This is done by inserting a driver or the like into the device and rotating it. That is, a rotating body 84b formed not in a perfect circle but in a cam shape is accommodated in the brake bearing 84, and the brake bearing 84 is formed in a forked shape with the upper portion serving as a fulcrum. Therefore, when the rotating body 84b is rotated, the width of the brake bearing 84 is increased to the same width as the vertical groove by the cam mechanism, and the brake bearing 84 is fixed to the vertical groove. FIG. 12A is a front view of the brake bearing 84 before the width is increased, and FIG. 12B is a front view of the brake bearing 84 after the width is increased.

As described above, the brake bearing 84 is connected to the vertical groove 81.
Then, the spring holder 83 is moved to a predetermined position in the vertical groove 81, and is fixed to the vertical frame 80 by screwing or the like. Then, a spring holder 83 containing another spring body 82 is inserted from the notch 81a. In this case, the spring body 82 is housed in the spring holder 83 such that the spring body 82 rotates in a direction opposite to that of the first spring body 82.
Next, the tip of another spring body 82 is connected to the brake bearing 84 in the vertical groove 81. The spring holder 83 is fixed as described above while pressing the spring body 82 against the wall of the vertical groove 81 with a driver or the like. Move to the brake bearing 84. Then, while pressing down so that the spring body 82 does not come off from the spring holder 83,
The tip of the spring body 82 is connected to the brake bearing 84.

After the connection of the spring body 82, the second spring holder 83 is moved to a predetermined mounting position in the vertical groove 81 and fixed to the vertical frame 80 by screws or the like. Insert a brake stopper 85 for braking the upward movement from the notch 81a,
It is fixed to the vertical frame 80 by screws or the like. The mounting is completed by the above procedure.

[0007]

However, in such a conventional raising and lowering window, since the components of the balance mechanism are simply formed independently of each other, the mounting operation is performed in the vertical groove of the vertical frame. It has to be performed in a narrow space, and it takes time and effort to complete the installation.

In particular, the work of connecting the second spring holder 83 to the brake bearing 84 is a fine work, and it is necessary to pay attention to the brake bearing 84, the spring body 82 and the spring holder 83 at the same time. However, it is very difficult and requires skill. Also, when replacing the spring body 82 due to aging or the like, the spring holder 83, the brake bearing 84, and the like must be removed and then re-attached. There was a problem of this.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems of the conventional lifting window, and has a holding member which is easy to attach and has a holding member capable of easily replacing a spring body. The purpose is to provide windows.

[0010]

SUMMARY OF THE INVENTION In order to solve such a problem in the conventional raising and lowering window, the present invention according to the first aspect provides an opening above and / or below a frame, and opens and closes the opening. In the raising and lowering window provided with a movable sliding door which can move up and down, a bearing holding a support shaft provided at a lower portion of the movable sliding door is provided in the left and right vertical frames forming the frame, and the bearing is linked to the bearing. A spring body for urging the bearing upward, and accommodating the spring body and accommodating the bearing so that it can be pulled out downward; and braking the bearing at a predetermined position against the urging of the spring body. The present invention is characterized in that a holding member including a flexible spring case is provided.

The present invention described in claim 2 provides the present invention according to claim 1.
In the present invention, the spring case of the holding member is characterized in that a plurality of the spring bodies can be freely stored.

According to a third aspect of the present invention, in the first or second aspect of the present invention, the predetermined position is a position at which an urging force is applied to the bearing by a spring. It is characterized by being the upper end position of the support shaft of the movable shoji.

The present invention described in claim 4 provides the present invention as defined in claim 1.
4. The invention according to claim 3, wherein a linking groove for locking a stopper provided on the movable shoji is provided in the vertical frame or in the vicinity of the vertical frame, and the linking groove is provided in a spring case of the holding member. And a second link groove for locking the stopper of the movable sash is provided.

According to a fifth aspect of the present invention, in the first to fourth aspects of the present invention, the stopper for the movable sash is fixed to the spring case of the holding member so as to be immovable up and down. A relief hole is provided, and a cutout for guiding the stopper to the relief hole is provided in the second linking groove of the spring case.

The present invention described in claim 6 is the first invention.
In the present invention as set forth in any one of claims 5 to 5, a configuration is characterized in that the indoor side exposed portions of the left and right vertical frames are covered with left and right resin vertical frames, and the holding members are arranged in the left and right resin vertical frames. Have been.

According to a seventh aspect of the present invention, in the sixth aspect of the present invention, the link groove is provided in the left and right resin vertical frames.

[0017]

An embodiment of the present invention will be described below in detail with reference to the drawings. 1 is a vertical sectional view of the raising / lowering window, FIG. 2 is a sectional view taken along the line AA ′ of FIG. 1, FIG. 3 is a sectional view taken along the line BB ′ of FIG. 1, and FIG. FIG. 5 is an enlarged view around the left vertical frame of FIG. In each of these drawings, the raising and lowering window in the present embodiment is housed in a window opening formed in the building frame 1 and includes a frame 10, a fixed glass 20, and a movable shoji 30.

As shown in FIGS. 1 to 3, the frame body 10 is formed by roughly forming upper and lower frames 11 and 12 and left and right vertical frames 13 and 14 in a rectangular shape and at substantially a center position in the vertical direction. It is formed by providing a middle frame 15 (in this specification, “left” or “right” is based on the case where the outdoor side is viewed from the indoor side).

The upper frame 11 and the lower frame 12 are arranged substantially parallel to each other, and are fixed to the building frame 1 via fixing screws. As shown in FIGS. 2 and 3, the left and right vertical frames 13 and 14 are formed symmetrically with respect to a line along the expected direction through the center position in the finding direction of the up / down window. And is fixed to the building frame 1 via the. The middle frame 15 is provided substantially parallel to the upper and lower frames 11 and 12, and is disposed at a position eccentric to the outdoor side from the center position in the expected direction of the up / down window as shown in FIG. Are fixed to the vertical frames 13 and 14.

In the present embodiment, the fixed glass 20 is formed as a glass body, and as shown in FIGS.
The opening above the middle frame 15 is closed. Middle frame 1
No sliding screen is provided below 5, and an opening 18 communicating indoors and outdoors is provided.

On the other hand, as shown in FIGS. 1 and 3, the movable shoji 30 fits the glass body 31 into a metal frame 40 formed by assembling an upper frame 41, a lower frame 42, and left and right vertical frames 43 and 44. It is arranged at a position on the indoor side with respect to the fixed glass 20 and can be moved up and down so that the opening 18 below the middle frame 15 can be opened and closed. It is.

The left vertical frame 43 has a substantially U-shaped cross section as shown in FIGS. 4 and 5, and accommodates the left end of the glass body 31 in the substantially U-shaped interior. Storage groove 35 for
The left end of the glass body 31 is housed in the housing groove 35 via a rubber cushioning member 32. Note that the right vertical frame 44 is formed symmetrically with respect to the left vertical frame 43 with respect to a line along the expected direction through the center position in the finding direction of the up / down window. Upper and lower frames 41, 42 and left and right vertical frames 43, 44 forming such a metal frame 40, and upper and lower frames 1 forming the frame 10 described above.
1, 12, the left and right vertical frames 13, 14 and the middle frame 15 are formed by extruded aluminum members.

Here, the up-and-down window is substantially covered with the resin material on the exposed portion of the frame 10 and the metal frame 40 on the indoor side. This resin material is made of vinyl chloride or acrylic resin and has a low thermal conductivity.
0 and by covering the exposed portion of the metal frame 40 on the indoor side,
It improves the indoor and outdoor heat insulation effect. In addition, in resin material,
By mixing wood flour or the like, it is possible to present the appearance as if it is formed of wood in appearance, to hide the cold feeling of the frame 10 and the like, and to make the resin material substantially integral with the interior decoration. The sense of incompatibility with the interior decoration can be eliminated.

Hereinafter, a configuration related to the resin material will be described. First, as shown in FIGS. 1 to 3, the frame body 10 of the raising / lowering window is covered with a resin frame 50 formed of a resin material on an exposed portion on the indoor side. Specifically, the resin frame 50
Are resin upper frame 51, resin lower frame 52, left and right resin vertical frame 5
3, 54 and a resin middle frame 55.
1, lower frame 12, left vertical frame 13, right vertical frame 14, middle frame 15
The exposed portion on the indoor side of the resin upper frame 51 and the resin lower frame 5 respectively
2, left resin vertical frame 53, right resin vertical frame 54, resin middle frame 5
The frame body 10 is configured by framing the composite frame material formed by covering with 5.

The left resin vertical frame 53 is the left vertical frame 1
3 and are continuously arranged in the same cross-sectional shape along substantially the entire length. As shown in FIGS. 4 and 5, an outdoor vertical frame 57 disposed on the outdoor side and an indoor vertical frame disposed on the indoor side 58. Here, the indoor vertical frame 58 is
And a locking piece 58 provided at an outdoor end of the main body 58a.
b. And the locking piece 58b,
The outdoor vertical frame 57 and the indoor vertical frame 5 are fixed to each other by the locking pieces 57c provided on the outdoor vertical frame 57.
8 are fixed to each other.

As shown in FIGS. 4 and 5, the indoor vertical frame 58 is formed with a guide groove 58d and a link groove 58e, which are vertical grooves for holding the movable sash 30 movably up and down.
The guide groove 58d accommodates a holding member 60 for supporting the weight of the movable shoji 30 and facilitating the vertical movement of the movable shoji 30. The guide groove 58d, the link groove 58e, and the holding member 60 will be described later. Note that the right resin vertical frame 54 is formed symmetrically with respect to the left resin vertical frame 53 with respect to a line along the expected direction passing through the center position of the raising / lowering window in the finding direction.

The metal frame 40 of the movable shoji 30 is shown in FIGS.
As shown in FIG. 3, the exposed portion on the indoor side is covered with a resin frame 70 formed of a resin material, and the metal frame 40 and the resin frame 70 are substantially integrated to form a composite frame. Specifically, the resin frame 70 includes a resin upper frame 71, a resin lower frame 72, a left resin vertical frame 73, and a right resin vertical frame 74, and includes a resin upper frame 71, a resin lower frame 72, The left resin vertical frame 73 and the right resin vertical frame 74 are disposed on the indoor side of the upper frame 41, the lower frame 42, the left vertical frame 43, and the right vertical frame 44 of the metal frame 40, respectively. Cover part.

The upper resin frame 71 and the lower resin frame 72 are provided along the upper frame 41 and the lower frame 42, respectively, and have a substantially L-shaped vertical section. In addition, the left vertical resin frame 73
Is provided along the substantially entire length of the left vertical frame 43 in the longitudinal direction, and as shown in FIGS. ing. The left vertical resin frame 73 includes a locking piece 73a formed at the end on the center position side in the finding direction and a locking piece 73b formed on the outdoor side. By being detachably engaged with the concave portion 43b, it is detachably attached to the left vertical frame 43. The left resin vertical frame 73 has a brush body 7 on its side on the left resin vertical frame 53 side.
The brush body 75 is in contact with the left resin vertical frame 53 to improve airtightness and heat insulation. In addition, the right resin vertical frame 74 is formed symmetrically with respect to the left resin vertical frame 73 with respect to a line along the expected direction passing through the center position in the finding direction of the up / down window.

Next, holding of the movable sash 30 by the holding member 60 will be described. FIG. 6 is a diagram showing a holding member attached to a resin vertical frame, (a) is a front view of the holding member,
(B) is a longitudinal sectional view. 7 is an exploded view of the holding member 60 as viewed from the front, and FIG. 8 is a longitudinal section of each component of the holding member 60. In FIG. 6, the right resin vertical frame 5 is shown.
4 shows a holding member 60 attached to the left resin vertical frame 53.
Since the holding member 60 attached to is merely symmetrical, an exploded view is omitted. As shown in FIGS. 6A and 6B, a guide groove 58 d formed in the indoor vertical frame 58 of the right resin vertical frame 54 has a wide cutout 5 near the middle frame 15.
8f is formed, and the holding member 60 is inserted into the guide groove 58d through the notch 58f.
d.

The holding member 60 is used to reduce the force required to lift the movable shoji 30.
And holds the movable sash 30 in a predetermined position, and includes a bearing 61, a spring body 62, and a spring case 63. Of these, the bearing 61
The movable sash 30 is vertically movable by holding a support shaft protruding from the lower end of the movable sash 30 in the finding direction and being slidable up and down in the guide groove 58d. Specifically, this bearing 61 is shown in FIG.
As shown in FIG. 7, a pedestal portion 61a having a substantially rectangular shape is provided, and a pivot of the movable shoji 30 is rotatably held in a shaft hole 61b provided near the center of the pedestal portion 61a. The bearing 61 is formed to have a width slightly smaller than the width of the guide groove 58d, and is slidable up and down in the guide groove 58d.

The spring body 62 is connected to the bearing 61 and urges the bearing 61 upward to suspend it. In this embodiment, as shown in FIG.
62 are juxtaposed vertically. Specifically, as shown in FIG. 7, two connecting portions 61 c and 61 d for connecting to the spring body 62 are provided on the upper portion of the bearing 61, and the connecting portions 61 c and 61 d The spring body 62 is connected to the bearing 61 by locking the lower end. In the present embodiment, the upper spring body 62 is connected to the connecting portion 61d of the bearing 61, and the lower spring body 62 is connected to the connecting portion 61c of the bearing 61, respectively. The bearing 61 is constantly urged upward by a spring body 62.

As shown in FIGS. 6 to 8, the spring case 63 accommodates the spring body 62, and is formed in a rectangular shape whose longitudinal direction is the vertical direction. This spring case 6
3 is a first case body 64 arranged on the glass body 31 side.
And a second case body 65 disposed on the resin vertical frame 54 side, and are formed into two parts. As shown in FIG.
Shafts 64a to 64c formed on the inner surface of case body 64
Are formed on the inner surfaces of the second case body 65.
65c are connected to each other by being linked to each other, and the fixing screws 66 are screwed into each other so as to be connected more firmly. Also, the second case body 65
Spring shaft portions 65d and 65e are formed on the inner surface of
The spring bodies 62, 62 are pivotally supported by the spring shaft portions 65d, 65e so that they cannot move up and down. Therefore, the spring body 62 is immovable with respect to the spring case 63, and only the distal end thereof can be pulled out downward.

The second case body 65 is formed with three extending pieces 65f to 65h extending downward, and a space 61 surrounded by these extending pieces 65f to 65h has a bearing 61. The upper end portion 61e is freely retractable. Here, the distance from the spring shaft portions 65d, 65e of the spring case 63 to the space 67 is determined in consideration of conditions such as the spring constant of the spring body 62.

That is, when a downward force is not applied to the bearing 61, the bearing 61 receiving the urging force of the spring body 62 is stored in the space 67 of the spring case 63. Bearing 61 housed in this space 67
Is the upper end position where the bearing 61, that is, the support shaft of the movable sash 30 cannot move upward any more. On the other hand, when a downward force is applied to the bearing 61, the bearing 61 is pulled downward from the space portion 67 against the bias while being biased by the spring body 62. Then, the bearing 61 can be pulled out to the lower end position where it contacts the resin lower frame 52. By making the bearing 61 vertically movable from the upper end position to the lower end position in this way, the support shaft of the movable shoji 30 held by the shaft hole 61b of the bearing 61 can also move with the movement of the bearing 61. , Movable shoji 3
0 can be moved up and down.

Next, a guide structure for guiding the movable shoji 30 will be described. 9A and 9B are views mainly showing a stopper 36 provided at the upper end of the movable shoji, wherein FIG. 9A is a plan view and FIG. 9B is a front view. Note that FIG.
Is shown on the right side of the vertical resin frame 54, but the upper end of the left vertical resin frame 53 is only left-right symmetric and is not shown. As shown in FIG. 9, a stopper 36 is provided at the upper end of the movable shoji 30 to prevent the movable shoji 30 from falling indoors and to hold the movable shoji 30 at a predetermined position in the vertical direction. I have. The stopper 36 is a spring 3 arranged at the end on the movable shoji 30 side.
7, it is always urged toward the vertical frames 13 and 14 so that it can freely project from the movable shoji 30 toward the resin vertical frames 53 and 54. A slider 38 for controlling the projecting operation of the stopper 36 is provided on the indoor side of the stopper 36. By sliding the slider 38, the stopper 36 is moved toward the glass body 31 against the bias of the spring 37. Can be withdrawn.

As described above, the left and right resin vertical frames 53 and 54 are formed with the guide groove 58d and the link groove 58e, which are vertical grooves for holding the movable sash 30 movably up and down. The guide groove 58d and the link groove 58e are formed along substantially the entire length of the left and right resin vertical frames 53 and 54 in the longitudinal direction. Among these, the guide groove 58d is a vertically long space in which the holding member 60 can be stored. The stopper 36 of the movable sash 30 is guided to the inside of the glass body 31 so as to be vertically movable. The linking groove 58e is formed on the opposite side of the two side walls, and the stopper 3
The movable sash 30 is prevented from falling down to the indoor side by engaging and disengaging the distal end portion 36a of the movable sash 30.

The spring case 63 has a second guide groove 64d communicating with the guide groove 58d and a second link groove 64 communicating with the link groove 58e along substantially the entire length in the longitudinal direction.
e is formed. More specifically, a second guide groove 64d having a cross section substantially the same shape as the guide groove 58d is formed in the first case body 64 constituting the spring case 63, and the holding member 60 is installed. In the state, the second guide groove 64d is arranged at a position corresponding to the guide groove 58d in the prospective direction and the finding direction, and the stopper 36 guided by the guide groove 58d is continuously connected to the second guide groove. 64d
And is guided in the second guide groove 64d so as to be vertically movable in the same manner. The first case body 64 includes
A second linking groove 64e having a cross section substantially the same shape as the linking groove 58e is formed, and the second linking groove 64e is disposed at a position corresponding to the linking groove in the prospective direction and the finding direction,
Tip portion 36a of stopper 36 locked in linkage groove 58e
Continuously enters the second linking groove 64e, and is also removably engaged with the second linking groove 64e.

At a position near the lower end of the second linking groove 64e, a notch 64f is formed by cutting out a part of a piece forming the second linking groove 64e. A relief hole 64g is formed at a position closer to the vertical frames 13 and 14 than the second linking groove 64e and communicates with the notch 64f, and allows the distal end 36a of the stopper 36 to be freely inserted. Here, the stopper 36 is connected to the spring 3 as described above.
7, the movable frame 30 is always urged toward the vertical frames 13 and 14 so that the stopper 3
In the case where the stopper 6 is pulled down, the distal end 36a of the stopper 36 enters the escape hole 64g via the cutout 64f. Further, a locking portion 64h for locking the distal end portion 36a of the stopper 36 that has entered the escape hole 64g is formed on the upper portion of the escape hole 64g by providing a predetermined step in the finding direction. Therefore, when the stopper 36 enters the escape hole, the movable shoji 3
0 cannot be lifted. On the other hand, by sliding the slider, the stopper 36 is pulled toward the glass body 31 against the bias of the spring 37, and the tip 36a of the stopper 36 is removed from the escape hole 64g. Thereby, the movable shoji 30 can be lifted.

Next, the order in which the movable shoji 30 is built will be described. FIG. 10 is an explanatory diagram for explaining this building order. First, the holding member 60 is assembled integrally from the bearing 61, the spring body 62, and the spring case 63. In this state, the bearing 61 is urged by the spring body 62 and its upper end 61 e is housed in the space 67. Next, the holding member 60 in this state is fitted into the linking groove 58e via the cutout 58f of the resin vertical frames 53 and 54. By being fitted in this way, the bearing 61 is arranged at the upper end position of the support shaft of the movable shoji 30.

Next, the movable shoji 30 is made horizontal, and the movable shoji 30 is slightly inclined left and right as shown in FIG. 10 (a) so that one movable shoji is inserted into the shaft hole 61b of the bearing 61 of the one holding member 60. Insert and hold 30 spindles. Next, as shown in (b), the entire movable sash 30 is pushed down until the other support shaft reaches the vicinity of the other bearing 61 while the movable sash 30 is inclined. Then, the support shaft of the movable shoji 30 is inserted into the shaft hole 61b of the bearing 61 in the same manner as described above.

Then, the movable shoji 30 is pushed down until the bearing 61 of the holding member 60 reaches the lower end position as shown in FIG. Then, the movable sash 30 is raised around the support shaft, and is built in the resin vertical frames 53 and 54. That is, when the movable shoji 30 is raised, first, the tip 3
6 a is pushed into the movable shoji 30 side against the bias of the spring 37. In this manner, the tip 36a of the stopper 36
Are the resin vertical frames 53 and 54, and the spring case 63 of the holding member 60.
Finally, the spring 37 reaches the second guide groove 64 d of the spring case 63 while contacting with the tip end 36.
a is locked in the second linking groove 64e.

Although one embodiment of the present invention has been described above, the present invention is not limited to the above-described embodiment, and may be implemented in various forms within the scope of the technical idea. Therefore, these different modes will be described below. First, in the above-described embodiment, the up-and-down window in which the fixed glass is provided above the middle frame and the opening is provided below has been described. The present invention can be similarly applied to an up / down window provided with a portion. The spring body of the holding member is not limited to a coil spring, but may be any elastic member that suspends the bearing of the holding member. Also, the number is not limited to two. A second guide groove of the holding member, a linking groove,
The shapes and positions of the notch, the escape hole, and the locking portion are not limited to those shown in the drawings.

[0043]

As described above, according to the first, sixth and seventh aspects of the present invention, the left and right vertical frames forming the frame are provided with a bearing for holding a support shaft provided below the movable shoji. A spring body that is linked to the bearing and urges the bearing upward, and houses the spring body and houses the bearing so that it can be pulled out downward; and
By providing a holding member composed of a spring case that allows the bearing to be able to be braked at a predetermined position against the bias of the spring body, the vertical frame is maintained in a state where the relative relationship between the bearing and the spring body is kept constant. The mounting work can be performed very easily. In addition, the replacement of the spring body, which is a consumable, can be performed simply by replacing the holding member, and the replacement of the spring body can be easily performed. Furthermore, it can be integrated as a holding member, and there is no need to individually manage the bearing, the spring body, and the spring case.

Further, according to the present invention, the spring case of the holding member is capable of accommodating a plurality of spring bodies so that the spring case of the spring body can be accommodated according to the weight of the movable shoji and the urging force of each spring body. The number can be changed, and a more versatile holding member can be configured.

Further, according to the present invention, the predetermined position is a position where a biasing force is applied to the bearing by a spring body and the upper end position of the support shaft of the movable sash, so that the bearing can be moved. The movable sash can be held up to the upper end position while being constantly urged upward.

Further, according to the present invention, in the vertical frame or in the vicinity of the vertical frame, a linking groove for locking a stopper provided on the movable shoji is provided, and the linking groove is formed in the spring case of the holding member. By providing the second linking grooves for communicating and locking the stoppers of the movable sash, the stoppers are vertically and continuously held through the linking grooves and the second linking grooves.

According to a fifth aspect of the present invention, the spring case of the holding member is provided with a relief hole for locking the stopper of the movable shoji so as not to be vertically movable, and the stopper is provided in the second linkage groove of the spring case. The notch for guiding the hole to the escape hole allows the stopper to be guided to the escape hole via the notch and regulates the vertical movement of the stopper. can do.

[Brief description of the drawings]

FIG. 1 is a vertical sectional view of a raising / lowering window according to an embodiment of the present invention.

FIG. 2 is a sectional view taken along the line A-A 'of FIG.

FIG. 3 is a sectional view taken along the line B-B 'of FIG.

FIG. 4 is an enlarged view around the left vertical frame of FIG. 2;

FIG. 5 is an enlarged view around the left vertical frame of FIG. 3;

FIG. 6 is a view showing a holding member attached to a resin vertical frame;
(A) is a front view of a holding member, (b) is a longitudinal sectional view.

FIG. 7 is an exploded view of the holding member 60 viewed from the front.

FIG. 8 is a longitudinal section of each component of the holding member 60.

9A and 9B are diagrams mainly showing a stopper provided at an upper end of the movable shoji, wherein FIG. 9A is a plan view and FIG. 9B is a front view.

FIGS. 10A to 10C are explanatory views for explaining the order in which movable shojis are built, wherein FIGS. 10A to 10C are front views and FIG. 10D is a side view.

FIG. 11 is a front view of a bearing and a spring holder of a balance mechanism in a conventional raising and lowering window.

FIG. 12 is a front view of a brake bearing of a balance mechanism in a conventional raising / lowering window, where (a) shows a state before the width is widened, and (b) shows a state where the width is widened.

FIG. 13 is a front view showing a balance mechanism in a conventional raising and lowering window together with a vertical frame.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Building frame 10 Frame 11 Upper frame 12 Lower frame 13 Left vertical frame 14 Right vertical frame 15 Middle frame 18 Opening 20 Fixed glass 30 Movable shoji 31 Glass body 35 Storage groove 36 Stopper 40 Metal frame 41 Upper frame 42 Lower Frame 43 Left vertical frame 44 Right vertical frame 50 Resin frame 51 Resin upper frame 52 Resin lower frame 53 Left resin vertical frame 54 Right resin vertical frame 55 Resin middle frame 57 Outdoor vertical frame 58 Indoor vertical frame 59 Edge member 60 Holding member 61 Bearing 62 Spring body 63 Spring case 64 First case body 65 Second case body 70 Resin frame 71 Resin upper frame 72 Resin lower frame 73 Left resin vertical frame 74 Right resin vertical frame 82 Spring body 83 Spring holder 84 brake bearing

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-7-301045 (JP, A) JP 7-4752 (JP, U) JP-A 4-119589 (JP, U) JP 3 57283 (JP, U) (58) Field surveyed (Int. Cl. ⁷ , DB name) E05F 1/16 E06B 3/44 E05F 11/38 E05D 15/16

Claims (7)

(57) [Claims] 1. An up-and-down window provided with an opening above and / or below a frame, and a movable sash that is movable up and down to open and close the opening. A bearing for holding a support shaft provided at a lower portion of the movable sash, a spring body linked to the bearing for urging the bearing upward, and a housing for accommodating the spring body and allowing the bearing to be pulled out downward. A raising / lowering window, wherein a holding member comprising a spring case which is housed and which allows the bearing to be braked at a predetermined position against the bias of the spring body is provided. 2. The up-and-down window according to claim 1, wherein the spring case of the holding member is capable of accommodating a plurality of the spring bodies. 3. The predetermined position is a position where a biasing force is applied to the bearing by a spring body, and is an upper end position of a support shaft of the movable shoji.
Or the raising / lowering window according to claim 2. 4. A link groove for locking a stopper provided on the movable shoji on the vertical frame or in the vicinity of the vertical frame, and the movable case communicates with the link groove on the spring case of the holding member. 4. The up-and-down window according to claim 1, further comprising a second linking groove for locking a stopper of the sliding door. 5. The spring case of the holding member is provided with a relief hole for locking the stopper of the movable sash to be immovable up and down, and the stopper is provided in the second linkage groove of the spring case in the relief hole. The raising and lowering window according to claim 4, wherein a notch portion for guiding is provided. 6. The left and right vertical frames are covered with the left and right resin vertical frames covering an indoor exposed portion of the left and right vertical frames, and the holding member is disposed in the left and right resin vertical frames. The raising and lowering window according to 5. 7. The up-and-down window according to claim 6, wherein the linking groove is provided in the left and right resin vertical frames.