JP2001123738A - Double-hung window and door provided with the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enable attaching of a balancer regardless of the attaching procedure of a screen at all times and improve the assembling property. SOLUTION: An external screen 3 is fixed in the upper part of a four peripheral frame 2 constituted of the upper and lower frames 2a, 2b and the right and left vertical frames 2c, 2c and the internal screen 4 is provided in the lower part to be vertically movable. An opening 7 for inserting a balancer 5 between the upper part of the external screen 3 and the indoor face 2g of the upper frame 2a is formed to contain and arrange the balancer 5 for retaining the internal screen 4 at an optional level through a hanging member 6 wound and urged in the upper frame 2a by a spring force. A cover member 8 is detachably provided in the opening 7.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an up / down window and a door with an up / down window, and more particularly to an up / down window and a door with an up / down window for improving the assemblability.

[0002]

2. Description of the Related Art As a raising / lowering window attached to an opening of a building, an outer sash is provided above a four-peripheral frame composed of upper and lower frames and left and right vertical frames, and an inner sash is provided below, so that at least the inner sash can be raised and lowered. There is known an upper frame in which a balancer for holding the inner shoji at an arbitrary height position is housed and arranged via a suspending member which is urged to be wound by a spring force (see, for example, Japanese Patent Application Laid-Open No. Hei 8- No. 135296). The balancer has a winding portion that rotates around a vertical axis and winds a suspension member, and after the suspension member is pulled out from the winding portion toward the end of the upper frame, The pulley (guide pulley) is configured to be guided downward along the frame to hold the shoji. Further, the balancer is configured to be inserted (inserted) into the upper frame through an opening formed at the center of the lower surface of the upper frame in the longitudinal direction, and to be attached to the right and left.

[0003]

However, in the raising and lowering window, since the balancer is inserted into the upper frame through the opening on the lower surface of the upper frame and attached, the outer frame is attached to the lower portion of the upper frame before the balancer is mounted. If a fixed shoji is attached, it becomes difficult to attach the balancer. Therefore, there is a restriction that the balancer must be attached before attaching the sash, and there is a problem that the assemblability is poor. Also, it was not easy to adjust the balancer.

The present invention has been made in view of the above circumstances, and provides a raising / lowering window and a door with a raising / lowering window that can be attached to a balancer at any time regardless of the mounting procedure of a sash and can improve the assembling property. With the goal. In addition, the present invention provides an up / down window and a door with an up / down window that can be attached to the balancer at any time regardless of the mounting procedure of the shoji and improve the assemblability, and that the balancer can be easily adjusted from the indoor side. The purpose is to provide.

[0005]

Means for Solving the Problems In the present invention, claim 1 is provided.
The raising and lowering window according to the present invention, the outer sash is fixed above the four-peripheral frame consisting of the upper and lower frames and the left and right vertical frames, the inner sash is provided so as to be able to raise and lower the lower sash, and is wound and urged by the spring force in the upper frame. An opening for inserting the balancer between the upper part of the outer sash and the indoor surface of the upper frame for housing and disposing a balancer for holding the inner sash at an arbitrary height position via a suspending member And a cover member is detachably provided in the opening.

According to a second aspect of the present invention, there is provided a raising and lowering window, wherein a sash is fixed above a four-peripheral frame including an upper and lower frame and a right and left vertical frame,
In order to house and arrange a balancer for holding the inner sash at an arbitrary height position via a suspension member urged by a spring force in the upper frame, the inner sash is provided so as to be able to raise and lower the inner sash. Forming an opening for inserting the balancer between the upper part of the outer sash and the indoor surface of the upper frame, detachably providing a cover member in the opening, and adjusting the balancer facing the indoor side. A part is provided.

A door with a raising and lowering window according to claim 3 is provided such that a door body can be opened and closed in an opening frame, and this door body has a four-peripheral frame composed of upper and lower frames and left and right vertical frames integrally or separately from the door body. A door with an up-and-down window provided with an outer sash fixed above the four-peripheral frame and capable of raising and lowering the inner sash on the lower side, wherein a suspending member urged to be wound by a spring force is provided in the upper frame. In order to house and arrange a balancer for holding the inner sash at an arbitrary height position, an opening for inserting the balancer is formed between the upper part of the outer sash and the indoor surface of the upper frame. A cover member is detachably provided in the opening.

The door with the raising and lowering window according to the first aspect is provided so that the door body can be opened and closed in the opening frame, and this door body has a four-peripheral frame composed of upper and lower frames and right and left vertical frames integrally or separately from the door body. A door with an up-and-down window provided with an outer sash fixed above the four-peripheral frame and capable of raising and lowering the inner sash on the lower side, wherein a suspending member urged to be wound by a spring force is provided in the upper frame. In order to house and arrange a balancer for holding the inner sash at an arbitrary height position, an opening for inserting the balancer is formed between the upper part of the outer sash and the indoor surface of the upper frame. A cover member is detachably provided in the opening, and the balancer is provided with an adjusting portion facing the indoor side.

[0009]

Embodiments of the present invention will be described below in detail with reference to the accompanying drawings. FIG. 1 is a front view of the interior of a raising and lowering window showing an embodiment of the present invention, and FIG. 2 is an enlarged cross-sectional view illustrating a state in which a balancer is inserted into an upper frame from an opening in a cross section taken along line AA of FIG. 3 is a sectional view taken along the line BB of FIG. 1, FIG. 4 is a sectional view taken along the line CC of FIG. 1, and FIG. 5 is an exploded perspective view showing a mounting structure of the balancer.

In FIGS. 1, 3 and 4, reference numeral 1 denotes an up-and-down window which is attached to an opening of a building. The four-peripheral frame 2 serving as the window frame has upper and lower frames (upper and lower frames) 2a and 2b and left and right frames. The vertical frames 2c, 2c are framed. In this four-peripheral frame 2, an outer sash 3 and an inner sash 4 are provided.
4 is a movable shoji that can be raised and lowered. The outer sash (shoji) 3 is provided above the outside of the room in the four-round frame 2, and the inner sash (shoji) 4 is provided so as to be able to be raised and lowered below the room.

The raising / lowering window 1 of the present embodiment has a heat insulating structure. Frame material constituting the four-periphery frame 2, that is, the upper frame 2
a, the lower frame 2b and the two vertical frames 2c, 2c are formed by connecting a metal outer shape member 2x made of a metal, for example, an aluminum alloy, and an indoor shape member 2y via a heat insulating bridge 2z made of a low heat conductive material, for example, a synthetic resin.

The upper frame 2a accommodates (accommodates) a later-described balancer 5 that holds the inner sash 4 as a movable sash at an arbitrary height position via a suspending member 6 urged to be wound by a spring force.
In addition to being formed so as to be hollow, a corner portion formed between the upper part of the outer sash (shoji) 3 and the interior surface 2g of the upper frame 2a, in other words, the lower surface 2f of the upper frame 2a and the interior surface 2g, As shown in FIG. 2, an opening 7 having a diameter capable of inserting (inserting) the balancer 5 into (inserting into) the upper frame 2 a is formed continuously in the longitudinal direction. A cover member 8 described later is detachably attached to the opening 7. The outdoor surface 2h of the upper frame 2a in the illustrated example is
Although provided separately in the room exterior material 2x, the room exterior material 2x
May be integrally formed. The found dimensions of the upper frame 2a are kept to a minimum.

The outer shoji 3 includes an upper frame 2a and both vertical frames 2c, 2c.
Glass (for example, double-layer glass) 10 is attached to the inside defined by the lower frame 9 spanned between the two vertical frames 2c. The glass outer members 2x of the upper frame 2a and the vertical frame 2c are integrally formed with glass pressing portions 2m and 2n for pressing the upper edge and both side edges of the glass 10 on the outdoor side, respectively. The pressing edges 11 and 12 for pressing the upper edge portion and both side edge portions are detachably attached.

The upper ridge 11 is made of a low thermal conductive material such as a synthetic resin, and is engaged with the lower surface 2f of the upper frame 2a. The side edge 12 is made of a metal, for example, an aluminum alloy, and is attached to the exterior member 2x of the vertical frame 2c via an attachment frame 13 made of synthetic resin.

The inner shoji 4 is formed by mounting a glass (for example, a multi-layer glass) 10 in a four-round frame 14 including an upper frame 14, a lower frame 14b, and left and right vertical frames 14c, 14c. The frame members constituting the four-round frame 14, that is, the upper frame 14a, the lower frame 14b, and both the vertical frames 14, 14c are made of a metal outer shape member 14x made of, for example, aluminum alloy and a room shape member 14y made of a low heat conductive material, made of synthetic resin, for example. They are connected via a heat insulating bridge 14z.

An inner sash 4 is provided at the opposite portion of the two vertical frames 2c.
A vertical groove member 15 made of metal, for example, an aluminum alloy, having a vertical groove (guide groove) 15a for guiding the vertical movement of the member is mounted. This vertical groove member 15
Makes the indoor side engage with and support the indoor profile 2y of the vertical frame 2c,
By fixing the outside of the room to the room exterior member 2x of the vertical frame 2c via a support member 16 made of synthetic resin, it is attached so as not to form a cooling bridge between the room exterior member 2x and the room shape member 2y.

A substantially upper half of the vertical groove member 15 is in contact with the mounting frame 13. In addition, between the substantially lower half of the vertical groove member 15 and the outdoor glass pressing portion 2n of the vertical frame 2c,
An inner cover member 17 made of synthetic resin is stretched over,
The heat insulation is improved so that the outside air does not directly contact the vertical groove member 15. The vertical groove 15a is provided in the vertical frame 2c.
For example, a rib may be provided on the room outer shape member 2x and the room shape member 2y to be formed directly on the vertical frame 2c.

A lower support member 18 which slidably engages with the vertical groove 15a is provided at a lower portion on both sides of the inner sash 4, for example, at both ends of the lower frame 14b. At both ends, upper support members 19 slidably engaged with the vertical grooves 15a are provided so as to be able to protrude and retract to both sides. The upper support member 19 is provided on the upper surface of the inner shoji 4 (the upper surface of the upper frame) with an operation unit 20 for operating the upper support member 19 to protrude and retract. By immersing (retracting) from the part, the inner sash 4 is lowered to the indoor side with the lower support member 18 as a fulcrum, and the outdoor surface of the inner sash 3 can be easily cleaned.

An annular groove (hook portion) 21 for hooking a ring (not shown) formed at the tip of a suspension member (for example, a wire) 6 drawn out of the balancer 5 is provided at the tip of the lower support member 18. Have been. The upper frame 14a of the inner shoji 4 is provided with a crescent 22, and the lower frame 14b is provided with a handle 23 projecting toward the indoor side. At the upper end position of the vertical groove member 15, a stopper 24 for regulating the upper limit position of the inner sash 4 is attached.

The balancer 5 includes an upper frame 2a and a vertical frame 2c.
Are arranged in the upper frame 2a near the joint. As shown in FIG. 5, the balancer 5 has a winding unit 26 that rotates around a shaft (operation shaft) 25 in the indoor / outdoor direction and winds the suspension member 6. The hanging member 6 is pulled out directly downward, passed through the vertical groove 15 a, and holds the inner shoji 4 via the lower support member 18. In other words, the point at which the suspending member 6 separates from the winding unit 26 is defined by the vertical frame 2c as viewed from above.
(See FIG. 4).

The balancer 5 has a winding section 26 and a spring (spring spring) 2 for urging the winding section 26 in the winding direction.
And a housing 28 for accommodating the housing 2.
An adjusting section 29 for adjusting the winding mounting force (spring force) is provided on the indoor surface of No. 8. The winding portion 26 is formed with a spiral winding groove (not shown) whose diameter is gradually reduced so that a constant tension acts on the suspending member 6 from the start of winding to the end of winding.

The adjusting portion 29 has a ratchet comprising a ratchet wheel 30 attached to the shaft 25 and a pawl 32 pivotally supported by a spring 31 and urged by a spring 31 so as to stop the rotation of the ratchet wheel 30. It consists of a mechanism. The shaft 25 and the claw 32 are provided with an engagement groove 3 with which a tool such as a flathead screwdriver is engaged.
By turning the shaft 25 counterclockwise, the mainspring spring 27 can be wound to increase the winding mounting force, and the shaft 25 can be swung against the spring 31 to swing the shaft 25. Can be intermittently returned clockwise (loosening the mainspring) to reduce the winding mounting force.

In order to easily mount and fix the balancer 5 in a state of being housed in the upper frame 2a, the balancer 5 is attached to the vertical frame 2c.
A mounting structure for mounting to is adopted. In this case, the upper frame 2a and the vertical frame 2c are joined together as two vertical frames 2
The upper frame 2a is joined to the opposing portions of the upper frame 2c and the lower frame 2c, and the inner surface of the vertical frame 2c is joined to the end of the upper frame 2a. It is formed flat by cutting off. A bracket 36 is mounted and fixed to the flat inner surface of the vertical frame 2c from outside the vertical frame 2c via a spacer 35 for mounting the balancer 5.

On one side of the housing 28 of the balancer 5, a vertically long mounting plate portion 28a is integrally formed. The mounting plate portion 28a has a hook hole 38 on the upper side and a fixing screw 39 on the lower side. Holes 40 are respectively formed. The bracket 36 is formed with a hook portion 41 which is hooked obliquely upward for hooking a hook hole 38 and a fixing screw 3.
9 is formed with a screw hole 42. The spacer 35 and the bracket 36 are formed in an L-shape, and the hook portion 41 and the screw hole 4 are formed on the bracket 36.
2 is formed symmetrically so that the left and right vertical frames 2c, 2c
One type can be commonly used for c. Since the spacer 35 is attached across the room outer shape member 2x and the room shape member 2y of the vertical frame 2c, it is formed of a low heat conductive material such as a synthetic resin so as not to form a cooling bridge.

As described above, the opening 7 of the upper frame 2a is provided between the upper part of the outer shroud 3 and the interior surface 2g of the upper frame 2a, that is, from the lower side of the interior surface 2g of the interior profile 2y. Lumber 2
By being formed straddling the indoor side of the lower surface 2f of x, the balancer 5 can be easily and independently mounted before and after mounting the shoji screens 3 and 4, and the adjusting portion 29 of the balancer 5 The adjustment can be easily performed from the indoor side. The opening 7 of the upper frame 2a has a cross section L having an indoor surface 8a and a lower surface 8b covering the opening 7.
Cover material 8 made of a metal-shaped, for example, aluminum alloy
However, one side edge of the inner surface 2a of the indoor shape member 2y of the upper frame 2a
g It is detachably attached by engaging the lower edge and locking the other side edge to the upper edge 11.

According to the raising and lowering window 1 having the above-described configuration, the outer sash 3 is fixed above the four-peripheral frame 2 including the upper and lower frames 2a and 2b and the left and right vertical frames 2c and 2c, and the inner sash 4 is raised and lowered below. And a balancer 5 for holding the inner sash 4 at an arbitrary height position via a suspending member 6 urged by a spring force in the upper frame 2a. Since the opening 7 for inserting the balancer 5 is formed between the upper part of the outer sash 3 and the indoor surface 2g of the upper frame 2a, the balancer 5 can be mounted regardless of the mounting procedure of the sashes 3 and 4. This can be performed at any time, and the assemblability or workability can be improved.

The balancer 5 has a housing 2
8 is formed in the vertical frame 2c.
Hook on the hook 41 of the bracket 36 provided on the
Since the mounting plate portion 28a can be easily attached to the bracket 36 by a simple operation of fixing it with the fixing screw 39, the assemblability can be further improved. The balancer 5 is provided with an adjusting portion 29 facing the indoor side. The adjusting portion 29 is exposed to the indoor side by removing the cover member 8 from the opening 7 of the upper frame 2a, so that the adjusting operation is easy. Can be done.

Further, since the cover member 8 for covering the opening 7 of the upper frame 2a is detachably attached, the inside of the upper frame 2a can be concealed, and the cover member 8 can be removed. Thus, adjustment and maintenance of the balancer 5 can be performed quickly and easily. The cover member 8 is attached to the upper frame 2
a is formed of the same metal as the interior profile 2y, and one side edge thereof is joined to the interior profile 2y, but the other side edge is joined to the upper ridge 11 made of synthetic resin. Interior profile 2
It does not become a cold bridge between y and the room exterior material 2x, and heat insulation can be ensured.

The balancer 5 is housed and disposed in the upper frame 2a near the joint between the upper frame 2a and the vertical frame 2c. 6 has a take-up part 26 for winding the same, and the suspending member 6 is directly pulled out from the take-up part 26 to hold the inner shoji (movable shoji) 4. Is different from the conventional one in which the pulley is guided downward through the pulley, the pulley is unnecessary, and the friction resistance is about 2 minutes because the pulley is not provided.
The opening / closing force of the inner shoji (movable shoji) 4 can be reduced by 0%, so that operability can be improved and a raising / lowering window having a small width can be manufactured.

FIG. 6 is a front elevational view of the door with an up / down window showing the embodiment of the present invention. The door with an up / down window (door with up / down window) 45 is a door frame 46 which is an opening frame attached to an opening of a building, and a door body (openable and closable through a hinge 47 in the door frame 46). Door body)
The door body 48 is provided with the lifting window 1. That is, the door body 48 includes the upper and lower frames 2a and 2b and the left and right vertical
The four-peripheral frame 2 composed of c and 2c is integrated with or separately from the door body 48, and the outer sash 3 is fixed above the four-peripheral frame 2 and the inner sash 4 is provided below so as to be able to raise and lower.

The door body 48 may have a frame structure or a flash door structure. Since the raising / lowering window 1 provided in the door body 48 is the same as that of the above-described embodiment, the same portions are denoted by the same reference numerals and description thereof will be omitted. The door 45 with the up / down window configured as described above can achieve the same effect as the up / down window of the above-described embodiment.

The embodiments of the present invention have been described in detail with reference to the drawings. However, the present invention is not limited to the above embodiments, and various design changes and the like can be made without departing from the gist of the present invention. Is possible. For example, in the above embodiment, the up-and-down window and the door with the up-and-down window have a heat insulating structure, but need not be a heat insulating structure. Further, the present invention (doors with up / down windows) is applicable not only to doors but also to sliding doors and the like.

[0033]

In summary, according to the present invention, the following effects can be obtained.

(1) According to the up-and-down window according to the first aspect or the door with the up-and-down window according to the third aspect, the outer sash is fixed above the four-peripheral frame composed of the upper and lower frames and the right and left vertical frames, and the inner side is fixed to the lower side. In order to house and arrange a balancer for holding the inner sash at an arbitrary height position via a suspension member urged to be wound up by a spring force in the upper frame, the outer sash is provided so as to be able to be raised and lowered. An opening for inserting the balancer is formed between the upper part of the sliding door and the indoor surface of the upper frame, and a cover member is detachably provided in this opening, so that the balancer can be mounted regardless of the mounting procedure of the sliding door. Attachment can be performed at any time, and assemblability can be improved.

(2) According to the up-and-down window according to the second aspect or the door with the up-and-down window according to the fourth aspect, the outer sash is fixed above the four-peripheral frame including the upper and lower frames and the right and left vertical frames. The outer sash is fixed above the four-peripheral frame consisting of the left and right vertical frames, and the inner sash is provided so as to be able to raise and lower the inner sash below, and the inner sash is wound through the upper frame and urged by a spring force. In order to store and arrange a balancer for holding the balancer at an arbitrary height position, an opening for inserting the balancer is formed between the upper part of the sash and the indoor surface of the upper frame, and a cover is formed in the opening. Since the member is provided detachably and the balancer is provided with an adjusting portion facing the indoor side, the balancer can be attached at any time regardless of the mounting procedure of the shoji, and the assemblability can be improved. Adjustments can be made easily from the indoor side Door can be.

[Brief description of the drawings]

FIG. 1 is an indoor side front view of a raising / lowering window showing an embodiment of the present invention.

FIG. 2 is an enlarged cross-sectional view illustrating a state where a balancer is inserted into an upper frame from an opening in a cross section taken along line AA of FIG. 1;

FIG. 3 is a sectional view taken along line BB of FIG. 1;

FIG. 4 is a sectional view taken along line CC of FIG. 1;

FIG. 5 is an exploded perspective view showing a balancer mounting structure.

FIG. 6 is an indoor side front view of a door with an up / down window showing another embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Raising and lowering window 2 Four-peripheral frame 2a Upper frame 2b Lower frame 2c Vertical frame 3 Outer sliding door (fixed sliding door) 4 Inner sliding door (movable sliding door) 5 Balancer 6 Hanging member 7 Opening 8 Cover member 29 Adjusting part 45 Door with raising and lowering window (Up and down window) Door with window) 46 Door frame (opening frame) 48 Door body (door body)

Claims (4)

[Claims] 1. A sash which is fixed to an upper part of a four-peripheral frame composed of an upper and lower frame and a left and right vertical frame, is provided so as to be able to raise and lower the lower sash, and is wound and urged by a spring force in the upper frame. In order to house and arrange a balancer for holding the inner shoji at an arbitrary height position via a member, an opening for inserting the balancer between the upper part of the outer shoji and the indoor surface of the upper frame is provided. A raising / lowering window, which is formed and a cover member is detachably provided in the opening. 2. A hanging sash which is fixed above a four-peripheral frame consisting of upper and lower frames and left and right vertical frames, is provided so as to be able to raise and lower the inner sash, and is wound and urged by a spring force in the upper frame. In order to house and arrange a balancer for holding the inner shoji at an arbitrary height position via a member, an opening for inserting the balancer between the upper part of the outer shoji and the indoor surface of the upper frame is provided. An up-and-down window, wherein a cover member is detachably provided in the opening, and the balancer is provided with an adjusting portion facing the indoor side. 3. A door body is provided in the opening frame so as to be openable and closable. The door body has a four-peripheral frame composed of upper and lower frames and right and left vertical frames integrally or separately from the door body. A door with an up-and-down window fixed to an outer sash, and capable of raising and lowering the inner sash in a downward direction, wherein the inner sash is arbitrarily raised through a suspension member that is urged by a spring force in the upper frame. In order to store and arrange the balancer for holding the balancer in the position, an opening for inserting the balancer is formed between the upper part of the shoji and the indoor surface of the upper frame, and the cover member is attached to and detached from the opening. A door with an up / down window, which is provided as possible. 4. A door body is provided in the opening frame so as to be openable and closable. The door body has a four-peripheral frame composed of upper and lower frames and right and left vertical frames integrally or separately from the door body. A door with an up-and-down window fixed to an outer sash, and capable of raising and lowering the inner sash in a downward direction, wherein the inner sash is arbitrarily raised through a suspension member that is urged by a spring force in the upper frame. In order to store and arrange the balancer for holding the balancer in the position, an opening for inserting the balancer is formed between the upper part of the shoji and the indoor surface of the upper frame, and the cover member is attached to and detached from the opening. A door with an up / down window, wherein the door is provided as possible, and the balancer is provided with an adjusting portion facing the indoor side.