JP2557026Y2 - Connecting bracket for curtain box - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a curtain box formed by extruding a light alloy such as an aluminum alloy as a raw material so as to have a constant cross-sectional shape by using a mold, and forming the curtain box at a corner of a room. The present invention relates to an improvement in a connecting fitting used to connect abutting portions of a curtain box in a continuous state when connecting at a desired angle.

[0002]

2. Description of the Related Art As shown in FIG. 1, a curtain box 1 formed from a light alloy such as an aluminum alloy and the like as a material and continuously formed in a left-right direction with a predetermined sectional shape as shown in FIG. It is molded into a long shape continuous from 3 to 5 m, cut to a predetermined size that matches the opening size of the window of the building to be assembled, and placed inside the interior window of the building frame. , This curtain box 1
A pair of locking ridges 11 formed on the upper surface of the top plate 10
11, a seat plate-shaped hanging metal fitting 2 is fitted, and the hanging metal fitting 2 is integrally connected to an anchor bolt 3 provided on the building skeleton, so that the hanging metal fitting 2 is used to assemble the building skeleton.

The extruded curtain box 1 may be connected at a predetermined angle in a plan view as shown in FIG. 2, depending on the structure of the building to be assembled. In such a case, when cutting the curtain box 1 from the long material, the curtain box 1 is cut obliquely in conformity with the predetermined connection angle α, and the cuts are butted as shown in FIG. And a continuous form with a connection angle α.

[0004] When the construction is performed in this manner, since the joint portion where the diagonal kobuchi is abutted becomes unstable, as shown in FIG.
A pair of locking ridges 11 formed on the upper surface of the top plate 10
A strip 30 made of a metal material having a width to be fitted to 11
In a plan view so as to be bent at the above-mentioned bending angle α. Locking ridge 11 on the upper surface of the top plate 10
11 in this state, and in this state, from the lumen side of each curtain box 1.1, each top plate 10 of the curtain box 1.1 and both ends of the strip 30 superposed on the upper surface thereof The two curtain boxes 1 pierced by drilling a tapped hole that penetrates the part and screwing bolts 31 into it and tightening with a nut 32
・ Be sure to bind 1.

[0005]

The connecting means composed of the band plate 30 bent in a V-shape in plan view and the bolts 31 and nuts 32 screwed to the band plate 30 is the band plate 3 described above.
0 is separately prepared as an angle corresponding to each of several preset angles, so that the connection angle α at the joint portion of the two curtain boxes 1.1 is set to a predetermined number. If the connection angle α is set to a desired angle other than the preset angle, the connection angle α is determined by the absence of the strip 30 formed at the corresponding angle. There is a problem that makes it impossible.

Further, a tapped hole for inserting a bolt 31 for closing the two curtain boxes 1.1 with the strip 30 against each other is provided in the top plate 1 of the curtain box 1.1.
Since the fastening bolts 31 are inserted through the inner side of the curtain box 1.1 from the lower side of the curtain box 1.1, the inner side of the assembled curtain box 1.1 is viewed from below. At this time, there is a problem that the bolts 31 for fastening are exposed, so that it becomes hard to see.

[0007]

An object of the present invention is to solve the above-mentioned problem occurring in the conventional means. Even if the connecting angle α of the two butted curtain boxes 1.1 is changed as desired, When the joint of two butted curtain boxes 1.1 is looked into from the bottom of the assembled curtain box 1.1, the joint of two curtain boxes 1.1 It is another object of the present invention to provide a new means for preventing a fastening bolt or the like from being exposed at all.

[0008]

According to the present invention, as a means for achieving the above-mentioned object, a pair of locking ridges which are arranged side by side on a top surface of a top plate of a curtain box by a metal material. A strip having a width to be fitted within the interval is formed, one end of each of the strips is connected to bend and rotate by a connecting shaft in a vertical direction, and female screws vertically penetrating are mounted on the other ends of the strips. The present invention proposes a connection fitting in a curtain box in which a bolt is screwed into each of the female screws from the upper surface side.

[0009]

Next, an embodiment will be described in detail with reference to the drawings. In the drawings, the same reference numerals are used for components having the same effects as those of the conventional means.

FIG. 4 is a perspective view of a joint portion of a curtain box for implementing the connecting means according to the present invention. In FIG. 4, 1.1 is a curtain box, and a and a are cuts which incline them in the longitudinal direction. Kog, A of each curtain box 1.1 cut by the line,
Fig. 2 shows a connection fitting for connecting the connection portions of the curtain boxes 1.1 with each other.

The curtain box 1 is made of a light metal material such as an aluminum alloy, and is usually formed by extrusion molding with a metal mold. The upper surface of the top plate 10 of the channel-shaped main body 1a is shown in FIG. Locking ridges 11 for engaging and locking the seat plate-shaped hanging metal fittings 2 are arranged side by side so as to face a pair of front and rear sides. At each lower end of 12, there is formed a horizontal overhanging wall 13, 13 which projects outwardly in the front-rear direction in a flange shape.

In this embodiment, the curtain box 1
1 is a form in which there is no curtain rail material which is usually formed integrally with the lower surface of the top plate 10 on the lumen side thereof,
As the curtain rail material, a curtain rail material corresponding to the type of curtain to be assembled, such as a vertical bride curtain or a horizontal bride curtain, is assembled later with screws.

[0013] And, this curtain box 1.1,
The connecting side saw a is cut at an inclination angle of 60 degrees with respect to the longitudinal direction, and the angle α of the butted connecting portion is 12 °.
This is an example in which the angle is set to 0 degrees.

As shown in FIG. 5, the connecting bracket A is
Two strips 50 and 51 made of a metal plate are vertically overlapped at one end thereof, and the overlapped portion is connected to a vertical connecting shaft 5.
2 so that the connecting shaft 5 can bend and rotate freely.
2 is used as a fulcrum to bend at a desired angle so as to be continuous.

As shown in FIG. 6, the two strips 50, 51 are bent in a crank shape in a side view, as shown in FIG. The part excluding the part is the other strip 5 formed in a straight plate shape.
It is arranged so as to be aligned with the same horizontal plane as 0.

Each of the strips 50, 51 has a pair of locking projections 11, 11 whose outer end width D is formed on the upper surface of each top plate 10 of the curtain box 1.1. Within the interval, the width is formed so as to fit as shown in FIG. The overlapping portions of the strips 50 and 51 are formed in an arc shape centering on the connecting shaft 52 so that the width of the overlapping portion does not expand in the front-rear direction when the belt is rotated about the connecting shaft 52 ( (Fig. 5).

Further, female screws 53, 53 which penetrate vertically, are provided at the portions of the strips 50, 51 which are close to the outer ends. Bolts 54 are screwed into the female screws 53 from the upper surface side, respectively.

The embodiment apparatus constructed as described above operates as follows. When the curtain box 1.1 is connected to a state where the curtain box 1.1 is bent at a predetermined angle in conformity with the structure of the building to be constructed, and the connection portion is connected with the connection fitting A, the connection shaft 52 of the connection fitting A is used. The outer ends of the two strips 50 and 51 connected to bend and rotate freely from the side of the koguchi a and a cut along a cutting line oblique to the longitudinal direction of the curtain box 1.1. , Each curtain box 1
The two curtain boxes 1.1 are inserted close to each other within the space between the pair of locking ridges 11 and 11 which are formed on the top surface of the top plate 10 in the front and rear, and in this state, the two curtain boxes 1.1 are brought close to each other. Match a-a.

As a result, since the left and right band plates 50 and 51 connected by the connecting shaft 52 freely bend and rotate with respect to each other, the connecting bracket A has two curtain boxes 1.1.
Are bent at an angle that follows the connection angle α formed by bringing these saws a into close contact.

At this time, the connecting bracket A moves the connecting shaft 52 connecting the two strips 50, 51 to one side in the width direction of the strips 50, 51 as shown in FIG. As shown in FIG. 10, the state where the curtain box 1.1 is deeply bent and rotated is provided. Therefore, even when the angle α of the connection portion of the curtain box 1.1 is set to about 50 degrees, Be able to adapt.

Next, when the above-mentioned state is attained, the bolts 54, 54 screwed into the female screws 53, 53 of the left and right band plates 50, 51 are screwed in, respectively. As a result, the lower ends of the bolts 54
The right and left band plates 50 and 51 are raised against the upper surface of the first band plate 10 and 10 to reverse the right and left band plates 50 and 51.
As shown in FIG. 7 and FIG.
The lower surface of the horizontal locking shelf plates 110, 110 of the locking ridges 11, 11 are pressed against each other.
0.51 is integrally coupled to the locking ridges 11. Then, by this, the connection fitting A is made
Are integrally connected to the connection portion of the two curtain boxes 1.1 with which they are abutted, and the curtain boxes 1.1 are held in a connected state.

At this time, the bolts 54
Above the curtain box 1, the left and right band plates 50 and 51 of the connection fitting A are connected to the top plate 1 of the curtain box 1.1.
With the upper surface of the top plate 10 serving as a fulcrum, the upper plate 10 is raised with respect to the top plate 10 and pressed against the lower surfaces of the locking shelf plates 110 of the locking ridges 11 provided on the upper surface of the top plate 10. It only acts so as to cause the curtain box 1.1 to have no relation to the inner surface side.

[0023]

As described above, the connecting member A of the curtain box according to the present invention has two butt joints a and a which are inclined with respect to the longitudinal direction so as to be continuous at a predetermined angle. To fix and connect the curtain boxes 1.1 in a connected state, the left and right band plates 50 and 51 connected to bend and rotate about the connection shaft 52 are attached to the top surfaces of the top plates 10 and 10 of the curtain box 1.1. The bolts 54, 54 screwed to the left and right band plates 50, 51 in a state of being inserted into the locking ridges 11, 11 of the curtain box 1.1, respectively.
Left and right band plates 50 with the upper surfaces of the top plates 10
・ 51 is raised with respect to the top plate 10.
10 is integrally connected to the locking projections 11 on the upper surface of the base 10, so that the abutments a and a that are inclined with respect to the longitudinal direction are abutted and connected to bend in a plan view. No matter how the bending angle of the connecting portion of the two curtain boxes 1.1 is set, the bolt 5
The fixed bending angle can be fixedly connected to the curtain box 1.1 without exposing the inner side of the curtain box 1.1.

[Brief description of the drawings]

FIG. 1 is a perspective view of a conventional curtain box.

FIG. 2 is a plan view of a connection portion of the curtain box.

FIG. 3 is a plan view of a connection fitting of the curtain box.

FIG. 4 is a perspective view of a connection portion of the curtain box to which the connection fitting according to the present invention is assembled.

FIG. 5 is a perspective view of the above-mentioned connecting fitting.

FIG. 6 is a longitudinal sectional front view of the connection fitting.

FIG. 7 is a longitudinal sectional front view showing a state where the connection fitting is assembled.

FIG. 8 is a vertical sectional side view showing a state where the connection fitting is assembled.

FIG. 9 is a perspective view of another embodiment of the connection fitting.

FIG. 10 is an explanatory diagram of an operation of the embodiment.

[Explanation of symbols]

A: connecting bracket, a: koguchi, D: width, α: angle, 1: curtain box, 1a: body, 10: top plate, 11: locking ridge, 110: locking shelf, 12: wall plate , 13 ... overhanging wall,
2 ... hanging bracket, 3 ... anchor bolt, 30 ... strip, 31 ...
Bolts, 32 nuts, 50/51 strips, 52 connecting shafts, 53 female threads, 54 bolts.

Claims (1)

(57) [Scope of request for utility model registration] 1. A pair of locking projections 11. 1, which are made of a metal material, and are arranged side by side on the upper surface of a top plate 10 of a curtain box 1.
Forming strips 50 and 51 of width to fit within the interval of 1;
One ends thereof are connected to bend and rotate freely by a vertical connecting shaft 52, and female screws 53, 53 penetrating vertically are provided on the other ends of the strips 50, 51, respectively. Metal fittings in a curtain box in which bolts 54 are screwed from the upper surface side.