JPH10196201A - Paper-sliding door having sash roller - Google Patents

Abstract

PROBLEM TO BE SOLVED: To reduce work, and reduce a cost of a paper-sliding door having sash rollers by arranging recessed grooves in a part of vertical plate parts to constitute stiles of the paper-sliding door having sash rollers. SOLUTION: Recessed grooves 23 and 23 are arranged in a part where lengthwise directional edges 21 and 21 of a lower rail 1 are opposed to each other by a part of vertical plate parts 22 and 22 to constitute respective stiles 2 and 2. These recessed grooves 23 and 23 are formed in a width not less than a width of bending locking parts 17 so that the bending locking parts 17 can freely enter. In a condition where the stiles 2 and 2 and the lower rail 1 having sash rollers 4 and 4 are combined with each other, the bending locking parts 17 of the respective sash rollers 4 are made to enter the recessed grooves 23 and 23 of the respective stiles 2. Therefore, even if a notch is not arranged on the lengthwise directional edges 21 and 21 of the lower rail 1, the lengthwise directional edges 21 and 21 of the lower rail 1 and the vertical plate parts 22 and 22 to constitute the stiles 2, can be tightly butted against each other.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement in a structure in which a sliding door can be easily attached to a lower frame of sliding doors with sliding doors to be installed in sliding windows of buildings such as ordinary houses.
It is intended to reduce the cost by simplifying the processing of the lower frame and facilitating the assembling work.

[0002]

2. Description of the Related Art A sliding window is widely used as a window for opening and closing a window opening of a building. Also, in order to be able to move the window shoji for opening and closing the sliding window with a light force, it is common practice to mount a door wheel on the underside of the lower frame constituting the lower side of the window shoji. Have been. Furthermore,
Conventionally, a structure for easily (one-touch) mounting the door roller on the lower frame has been widely implemented.

[0003] For this purpose, the connecting plate portion provided on the case constituting the door roller is provided at one end with a bent locking portion bent upward, and at the middle portion, the connecting plate portion is turned toward the bent locking portion. Elastic locking portions are provided, each of which is inclined in a direction in which the amount of protrusion from the upper surface of the portion increases. Further, a through hole through which the elastic locking portion is freely engageable is formed in a portion of the horizontal plate portion constituting the lower frame, where the connection plate portion faces. Then, the through hole and the elastic locking portion are engaged with the bent locking portion in contact with the longitudinal edge of the lower frame.

[0004]

In order to join the lower frame and the vertical frame without looseness, regardless of the presence of the bent locking portion attached to the door roller, the lower frame has a vertical edge and a vertical frame. It is necessary to surely match the inner surface of the vertical plate part constituting the frame.
For this reason, in the related art, a notch is formed at the longitudinal end portion of the lower frame so that the bending engaging portion can enter thereinto. For this reason, in order to attach a door roller to the lengthwise end of the lower frame, it is necessary to form a cutout in addition to the through hole.
The sliding door sliding door with a door roller of the present invention makes the notch unnecessary,
The cost is reduced by facilitating the processing of the longitudinal end of the lower frame.

[0005]

SUMMARY OF THE INVENTION A sliding door sliding door with a door roller according to the present invention is, similarly to a sliding door sliding door with a door roller conventionally known, an upper frame made of an extruded molded material forming the upper side and an extrusion forming the lower side. A lower frame made of a molded material, a pair of vertical frames made of an extruded material constituting left and right vertical sides, and an upper frame, a lower frame, and a
It comprises a panel whose four sides are surrounded by a pair of vertical frames, and a door wheel supported on the lower surface of the lower frame. Further, the door roller includes a case having an open bottom, and a vehicle rotatably supported inside the case. The case includes a pair of front and back support plate portions vertically arranged at intervals from each other, and a connection plate portion that connects upper end edges of these support plate portions to each other. Further, one end of the connecting plate portion has a bent locking portion bent upward, and the middle portion is inclined in a direction in which the amount of protrusion from the upper surface of the connecting plate portion increases toward the bent locking portion. Elastic locking portions are formed respectively. On the other hand, in a part of the horizontal plate part that constitutes the lower frame, where the connecting plate part is opposed, the elastic locking part is formed with a freely engageable through hole, and the bent locking part is The through hole and the elastic locking portion are freely engageable with the lower frame in contact with the longitudinal edge.

In particular, in the sliding door sliding door with a door roller according to the present invention, the bent locking portion is provided at a portion of the vertical plate portion constituting the vertical frame, where a longitudinal edge of the lower frame is opposed. Form a recessed groove that can enter freely. And, irrespective of the presence of the bent engagement portion, the longitudinal edge and the vertical plate portion can be butted against each other without forming a cutout in the longitudinal edge of the lower frame.

[0007]

In the case of the sliding door sliding door with a door roller according to the present invention having the above-described construction, the groove formed in a part of the vertical plate constituting the vertical frame makes it possible for the sliding door to be provided irrespective of the presence of the bent and locked parts. This longitudinal edge and the vertical plate portion can be freely butted against each other without forming a cutout at the longitudinal edge of the lower frame. Therefore, there is no need to form a notch at the longitudinal end of the lower frame, and the processing of the lower frame can be simplified. In addition, since the above-mentioned groove can be formed at the same time as the extrusion of the vertical frame, the production of the vertical frame is not troublesome by providing this concave groove.

[0008]

1 to 4 show an example of an embodiment of the present invention. The sliding door sliding door sliding door is made of an upper frame (not shown) made of an extruded material constituting an upper side, a lower frame 1 made of an extruded material constituting a lower side, and an extruded material constituted of both left and right vertical sides. A pair of vertical frames 2, 2; The upper frame, the lower frame 1, and a pair of vertical frames 2, 2 surround four sides of a rectangular glass panel (not shown). A door roller 4 is supported on the lower surface of the horizontal plate 3 constituting the lower frame 1.

In the illustrated example, the door roller 4 includes a case body 5 that is connected and supported to the lower surface of the horizontal plate portion 3, a swing case 6 that is swingably supported by the case body 5, and a swing case 6 And a wheel 7 which is rotatably supported on the vehicle. The case body 5 corresponds to the case described in the claims, and includes a pair of front and back support plate portions 8, 8 which are vertically spaced from each other, and both support plate portions. A connecting plate portion 16 for connecting upper end edges of 8, 8 to each other;
A connecting vertical plate portion 14 for connecting the left and right ends of the support plate portions 8 to each other is provided. A substantially U-shaped notch 9 is formed at each of the lower end edges of the support plate portions 8 and 8 which are aligned with each other. Further, a through hole 10 is formed in an intermediate portion between the support plate portions 8 and 8 above the notches 9. Each of these through holes 1
Reference numeral 0 denotes an arc shape concentric with the inner peripheral edge of the upper end of each of the notches 9.

On the other hand, the wheel 7 is rotatably supported by a horizontal shaft 11 at a position below the tip of the swing case 6. Further, concentric pivots 12 project from both front and rear outer surfaces of a lower portion of the base end of the swing case 6. In addition, locking projections 13 are respectively formed on the upper portions of the pivots 12 on both front and rear outer surfaces of the intermediate portion near the base end of the swing case 6. The swing case 6 as described above is supported inside the case main body 5 so as to be swingable about the pivots 12. That is, each of the pivots 12 is inserted into the rear end of each of the notches 9, and each of the locking projections 13 is loosely fitted into each of the through holes 10.
In this state, the swing case 6 is moved to each of the locking projections 13.
Can be displaced inside each through-hole 10, and each of the pivots 1
2 can be freely displaced.

A screw hole is formed in the upper part of the connecting vertical plate portion 14, and a distal end surface of an adjusting screw 15 screwed into the screw hole is brought into contact with an upper side surface of a base end portion of the swing case 6. ing. Therefore, the height position of the wheel 7 is changed by rotating the adjusting screw 15 to change the position of the tip end surface of the adjusting screw 15 as shown by the chain line and the solid line in FIG. It can be adjusted freely by swinging around.

Further, a bent engaging portion 17 which is bent upward is formed at a portion of one end of the connecting plate portion 16 which is located at a longitudinal edge of the lower frame 1. An elastic locking portion 18 is formed at an intermediate portion of the connecting plate portion 16. The elastic locking portion 18 is formed by bending and raising a portion surrounded on three sides by a U-shaped or U-shaped punched hole 19 formed in the connection plate portion 16. The connecting plate 16 is inclined in a direction to increase the amount of protrusion from the upper surface.

On the other hand, in a part of the horizontal plate part 3 constituting the lower frame 1, a through hole 20 in which the elastic locking part 18 is freely engageable is formed in a part facing the connecting plate part 16. doing. The through hole 20 is formed at a position where the elastic locking portion 18 is engaged without play in a state where the bent locking portion 17 and the longitudinal edge 21 of the lower frame 1 are in contact with each other. doing.

The above construction is the same as that of a sliding door sliding door with a door roller conventionally known. In particular, in the sliding door sliding door with a door roller according to the present invention, as shown in FIG.
Are formed at portions where the longitudinal edges 21 and 21 face each other. These concave grooves 23, 2
3 is to allow the bent locking portion 17 to enter freely.
It has a depth equal to or greater than the thickness of the bent locking portion 17 and a width equal to or greater than the width of the bent locking portion 17.

Then, each of the vertical frames 2, 2 and the door wheel 4,
In a state where the lower frame 1 is mounted with the lower frame 1, the bent locking portions 17, 17 of the door rollers 4, 4 enter the concave grooves 23, 23 of the vertical frames 2, 2. I have. Therefore, in the case of the sliding door sliding door with a door roller according to the present invention, even if the notch is not formed in the longitudinal edges 21, 21 of the lower frame 1, The longitudinal edges 21, 21 of the lower frame 1 and the vertical plate portions 22, 22 constituting the vertical frames 2, 2 can be closely butted against each other. Since the grooves 23 can be formed simultaneously with the extrusion of the vertical frames 2 and 2, the provision of the grooves 23 and 23 makes the production of the vertical frames 2 and 2 troublesome. Absent.

[0016]

The sliding door sliding door with sliding door of the present invention is constructed and operates as described above, so that the processing of the lower frame can be simplified and the cost of the sliding door sliding door with sliding door can be reduced.

[Brief description of the drawings]

FIG. 1 is a front view of a lower end portion of a sliding door shoji with a door roller, showing an example of an embodiment of the present invention.

FIG. 2 is a view as seen from above in FIG. 1;

FIG. 3 is a partially cut-away view of FIG. 1;

FIGS. 4A and 4B show an example of a door car, wherein FIG.
(B) is a front view, and (C) is a side view of the upper half section taken from the right side of (B).

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Lower frame 2 Vertical frame 3 Horizontal plate 4 Door roller 5 Case body 6 Swing case 7 Car 8 Support plate 9 Notch 10 Through hole 11 Horizontal axis 12 Axis 13 Locking projection 14 Connecting vertical plate 15 Adjusting screw 16 Connecting plate part 17 Bend locking part 18 Elastic locking part 19 Punching hole 20 Through hole 21 Longitudinal edge 22 Vertical plate part 23 Groove

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Hiroyuki Saikawa, 135 Fujisashi, Nakamaruko, Nakahara-ku, Kawasaki City, Kanagawa Prefecture (72) Inventor Takahiro Fukui 135 Nakamaruko, Nakahara-ku, Kawasaki-shi, Kanagawa Fujisashi Corporation Inside

Claims (1)

[Claims] 1. An upper frame made of an extruded material constituting an upper side, a lower frame made of an extruded material constituting a lower side, and a pair of vertical frames made of an extruded material constituting both left and right vertical sides, The upper frame, the lower frame, and a pair of vertical frames surround a panel surrounded by four sides, and a door wheel supported on the lower surface of the lower frame. A case rotatably supported on the inside, wherein the case connects a pair of front and back support plates arranged in the vertical direction with a space therebetween, and connects upper end edges of these support plate portions to each other. A connecting plate portion, and an end portion of the connecting plate portion has a bent locking portion bent upward, and an intermediate portion has a protruding amount from the upper surface of the connecting plate portion toward the bent locking portion. Elastic locking parts inclined in the direction of increasing are formed, respectively, In a part of the horizontal plate part which constitutes the above, the connecting plate part has a through hole through which the elastic locking part is engageable, and the bent part and the lower frame have a length corresponding to each other. In a sliding door shoji with a door wheel in which the through-hole and the elastic locking portion are freely engageable in a state where the edge in the direction of the abutment is in contact with a part of the vertical plate portion constituting the vertical frame. In the portion where the longitudinal edges of the lower frame face each other, a concave groove is formed in which the bent locking portion can enter, and regardless of the existence of the bent locking portion, the longitudinal edge of the lower frame is formed. A sliding door sliding door with a door roller, characterized in that the longitudinal edge and the vertical plate portion can be freely butted without forming a notch in the sliding door.