JPS635544B2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a heat-insulating connection structure for sash frame materials constituting fixed sash frames provided in openings of buildings, sash frames for shoji doors, and the like.

Conventionally, in order to provide insulation to fixed sash frames installed at openings in buildings, sash frames for shoji doors, etc., the sash frame was divided into an indoor frame material and an outdoor frame material, and each frame material was insulated. It is known to connect via a flexible connecting member.

An object of the present invention is to provide a heat insulating connection structure for a sash frame material that can firmly and insulatingly connect an indoor frame material and an outdoor frame material constituting a sash frame in a stable state by a simple means. It is something.

Next, the present invention will be explained in detail using illustrated examples.

FIG. 1 shows a frame material for a sash used in an embodiment of the present invention, in which an aluminum indoor frame material 1 having a hollow hole 10 is shown.
An outward opening groove-shaped connecting groove 3 having a locking flange 2 protruding in a direction approaching each other on the outside, that is, the indoor side, and a sealing material supporting protrusion 11 continuously extend in the longitudinal direction of the frame material. On the inside of the outdoor frame material 4 made of aluminum, that is, on the indoor side, an outward opening groove-shaped connecting groove 5 having a locking flange 2 and a sealing material supporting protrusion 12 are provided on the inside of the aluminum outdoor frame material 4. It is formed to extend continuously in the longitudinal direction of the material.

FIG. 2 shows a connecting piece unit 7 used in an embodiment of the present invention, in which a pair of connecting pieces 7 are inserted through one side and the other side of the respective connecting grooves 3 and 5. Synthetic resin insulation connecting piece 6
A locking groove 13 is provided in which the locking flange 2 of each connecting groove 3, 5 is fitted, and each connecting piece 6
An engagement groove 8 having a semicircular cross section extending in the longitudinal direction of the connecting pieces is provided on the facing surface 14 of the connecting pieces 6, and each connecting piece 6 has the same shape. In addition, in order to facilitate insertion of the connecting piece unit 7 into the connecting grooves 3 and 5, the outer surface dimensions of the insertion portion of the connecting piece unit 7 into the connecting grooves are made slightly smaller than the inner dimensions of the connecting grooves 3 and 5. be done.

FIG. 3 shows a tightening pin 9 used in an embodiment of the present invention, in which a tapered portion 15 for guiding insertion is formed at the end of a metal rod having a circular cross section, and the radius of the pin 9 is as described above. The depth is set slightly larger than the maximum depth of the engagement groove 8.

FIGS. 4 to 8 show an embodiment of the present invention. First, as shown in FIGS. 4 and 5, the connection groove 3 of the indoor frame member 1 constructed as described above and the connection groove 5 of the outdoor frame material 4
are arranged so that they face each other in parallel, and 1
A first connecting piece unit 7 consisting of a pair of connecting pieces 6
are fitted across the respective connecting grooves 3 and 5 and moved to a predetermined position in the longitudinal direction of the frame material, and then, while holding each connecting piece 6 so as not to move in the longitudinal direction of the frame material, they are placed facing each other. A tightening pin 9 is press-fitted by hitting or pushing into the hole formed by the engagement groove 8 of each connecting piece 6, and the press-fitting of the pin 9 causes the connecting pieces 6 to move away from each other relative to each other. The clamping surfaces 16 on both sides of each connecting piece 6 are pressed against the side surfaces of the connecting grooves 3 and 5.

Next, a second connecting piece unit 7 consisting of a pair of connecting pieces 6 is fitted across each of the connecting grooves 3 and 5, and is moved to a position where it maintains a predetermined distance from the first connecting piece unit. Then, the tightening pin 9 is press-fitted into the hole formed by the engagement groove 8 of each connection piece 6 in the second connection piece unit, and in the same manner, the connection piece unit 7 is inserted into the connection groove 3, 5. The insertion and movement to a predetermined position and the press-fitting of the tightening pin 9 are performed alternately as many times as necessary, and the gap between the sealing material supporting protrusions 11 and 12 and the groove side plates of the connecting grooves 3 and 5 is A sealing material 17 made of silicone rubber, synthetic rubber, or other heat-insulating material is inserted into the sealing groove formed by the grooved portion and one of the connecting pieces 6, as shown in FIGS. 6 and 7. A heat insulating frame material for satsushi is constructed.

The insulation frame material constructed in this way is cut at appropriate lengths at both ends (diagonally cut at a 45° angle).
Four heat insulating frame members with both ends cut (obliquely cut) are arranged to form a rectangle, and the joints (corner parts) of the ends of each heat insulating frame member are connected to each other. As the coupling means, a means of fitting an L-shaped connector into the hollow hole 10 and fixing it by caulking or screws may be adopted, or a fixing means by welding may be adopted.

FIG. 8 shows a part of a shoji door using the heat insulating frame material of the above embodiment, in which 18 is glass, 19 is a glass liner, and 20 is a sealing material.

Figure 9 shows a connecting piece 6 that can be used in this invention.
Another example is shown in which locks are provided on both sides of the width direction of one long side of the connecting piece main body 21 having a rectangular cross section, and are engaged with the back sides of the locking flanges 2 in the connecting grooves 3 and 5. A protrusion 22 is integrally provided, and on the other long side of the connecting piece main body 21,
An engagement groove 8 having a semicircular cross section is provided that extends in the longitudinal direction of the connecting piece main body.

When carrying out this invention, each connecting piece 6 may be provided with a plurality of engaging grooves 8 in parallel, and the connecting piece unit 7 may be tightened with a plurality of pins 9, and the material constituting the connecting piece 6 may be may use a heat insulating material other than synthetic resin. Further, the cross-sectional shapes of the indoor frame material and the outdoor frame material may have shapes other than those shown.

Further, the cross-sectional shape of the tightening pin 9 may not be circular but may be quadrangular or polygonal, and the engaging groove 8 may be shaped to match the cross-sectional shape.

FIGS. 10 and 11 show other examples of the connecting piece unit that can be used in the present invention, in which a pair of synthetic resin heat-insulating connecting pieces 6 are approximately equal in length to each other. The connecting pieces 6 are arranged relatively shifted by a distance in the longitudinal direction, and the ends of each connecting piece 6 are connected via a synthetic resin connecting plate 23, but the other structure is the connecting piece shown in FIG. The same is true for units.

When each connecting piece 6 in the connecting piece unit 7 shown in FIGS. 10 and 11 is arranged at a predetermined position in the longitudinal direction of each frame material 1, 4, the connecting piece unit 7 is When the leading connecting piece is fitted into the grooves 3 and 5 and moved in the longitudinal direction of the frame material and reaches a predetermined position, the trailing connecting piece is held in place so as not to move forward. As shown in FIG. 12, the connection plate 23 is cut and the trailing connection piece is moved forward by forcefully moving it forward with a pressing tool such as When the same position is reached, the forward movement can be stopped.

According to this invention, the connecting groove 3 in the shape of an outward opening groove having the locking flanges 2 protruding in the direction toward each other is formed on the outside of the indoor frame material 1 so as to extend in the longitudinal direction of the frame material. On the inside of the outdoor frame material 4, an inward opening groove-shaped connection groove 5 having locking flanges 2 protruding in the direction toward each other is formed so as to extend in the longitudinal direction of the frame material, and each of the connections A large number of connecting piece units 7 are fitted over the grooves 3 and 5 at intervals in the longitudinal direction of the frame material, and each connecting piece unit 7 is attached to one side and the other side of the groove width of each connecting groove 3 and 5. A tightening pin 9 is press-fitted into an engaging groove 8 formed on the opposing surface of the pair of connecting pieces 6 in each connecting piece unit 7. Since the tightening pin 9
The pair of heat-insulating connecting pieces 6 are moved relatively in directions away from each other, and both side portions of each heat-insulating connecting piece 6 are strongly pressed against the groove side surfaces of the respective connecting grooves 3 and 5. 1 and an outdoor frame material 4 can be firmly connected in a stable state so as not to shift in the fitting groove width direction, and each frame material 1 and 4 can be easily insulated and connected using simple parts. Effects such as being able to do this can be obtained.

[Brief explanation of the drawing]

Fig. 1 is a cutaway perspective view of a sash frame material used in an embodiment of the present invention, Fig. 2 is a perspective view of a connecting piece unit used in an embodiment of the invention, and Fig. 3 is a perspective view of a sash frame material used in an embodiment of the invention. It is a side view of the tightening pin used. 4 to 8 show a first embodiment of the present invention, in which FIG. 4 is a partially cutaway plan view showing a state in which the heat insulating frame material is assembled, and FIG. A
- A sectional view taken along the line A, FIG. 6 a plan view showing a part of the completed insulating frame material, FIG. 7 a sectional view taken along the line B-B, and FIG. 8 a shoji using the insulating frame material of the above example. It is a sectional view showing a part of a door. FIG. 9 is a perspective view showing another example of a connecting piece that can be used in the present invention. FIG. 10 is a perspective view showing another example of a connecting piece unit that can be used in the present invention;
FIG. 11 is a side view thereof, and FIG. 12 is a side view showing a state in which each connecting piece in the connecting piece unit is arranged at a predetermined position. In the figure, 1 is an indoor frame material, 2 is a locking flange, 3 is a connecting groove, 4 is an outdoor frame material,
5 is a connecting groove, 6 is a heat-insulating connecting piece, 7 is a connecting piece unit, 8 is an engaging groove, 9 is a tightening pin, 11 and 12 are protrusions for supporting sealing material, 13 is a locking groove, 16
1 is a connecting piece, and 17 is a sealing material.

Claims (1)

[Claims] 1. On the outside of the indoor frame material 1, an outwardly opening groove-shaped connecting groove 3 having locking flanges 2 protruding in the direction of approaching each other is formed so as to extend in the longitudinal direction of the frame material. 4, an inward opening groove-shaped connecting groove 5 having locking flanges 2 protruding in the direction of approaching each other is formed so as to extend in the longitudinal direction of the frame material. A large number of connecting piece units 7 are fitted across the frame material at intervals in the longitudinal direction of the frame material, and each connecting piece unit 7 has one connecting piece unit 7 located on one side and the other side of the groove width of each connecting groove 3, 5. It is composed of a pair of heat-insulating connecting pieces 6, and a tightening pin 9 is press-fitted into an engaging groove 8 formed on the opposing surface of a pair of connecting pieces 6 in each connecting piece unit 7. Features a heat-insulating connection structure for frame materials for satsushi.