JP3481048B2 - Door plate for entrance - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention mainly relates to a crossing plate device for facilitating entry and exit of a wheelchair through an entrance and exit of a building.

[0002]

2. Description of the Related Art A lower frame member of a sash window installed in an opening of a building is a rail supporting wall which is inclined downward from an indoor wall toward the outside, and an inner rail, an outer rail, and a screen door project from the supporting wall. Or, the rail support wall descends stepwise toward the outside of the room, and the rail is projected on the stepped support wall.The indoor wall is formed higher than the rail so that rainwater does not blow into the room from the lower frame material. Has been done. (For example, the actual development 54-154
52, Japanese Utility Model Laid-Open No. 60-19673)

A solarium, a balcony, a balcony,
Alternatively, an entrance sash installed between an indoor object such as an entrance and the room, and a lower frame member of the entrance sash installed between the bathroom or the toilet and the room also have the same structure as the lower frame member of the sash window. In recent years, an entrance sash has been provided in which the rail height of the lower frame member is flat and the wheelchair is easily accessible. (For example, Japanese Utility Model Publication No. 7-30856, Japanese Utility Model Publication No. 7-29285)

[0004]

Since the lower frame member of the sash attached to the doorway of the building is provided with a step so that the inside of the sash is higher than the outside of the sash, the sash can be reliably waterproofed when the shoji is closed. When a physically handicapped person uses a wheelchair to move in and out, a caregiver places a board on the lower frame,
After traveling on the board, there was a problem that the caregiver had to remove the board. That is, there is a problem that a disabled person who uses a wheelchair cannot enter or leave alone.

In the entrance / exit sash with the same rail height of the lower frame member, since there is no step in the rail, it is easier to enter and exit by that amount, but the wheel of the wheelchair falls between the rails and is pulled up by an assistant. There were some inconveniences such as having to receive it. Therefore, the present invention has been made in view of such problems of the prior art, and an object of the present invention is to allow a tread to appear in and out from the outside of the doorway to the inside of the room, and It is intended to provide a board device that allows the user to move in and out with a wheelchair.

[0006]

In order to achieve the above-mentioned object, the doorway plate device of the present invention is provided with a laterally long port on one side of the case, and is provided at a position close to the laterally long port from the inside of the case to the outside. The fan-shaped treads appearing and retracting horizontally are pivotally supported at regular intervals, and each tread is pressed in the protruding direction by springs.When the case is attached to the outside of the sash lower frame material, the treads pivotally supported by the case are the lower frames. It projects above the material, closes the groove width of the lower frame material, and allows the wheelchair to come in and out, and the protruding tread is pushed back into the case when the shoji that is fitted into the sash frame is closed.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS First, the structure of an entrance / exit sash will be described with reference to FIGS. 1 and 2, and a sash frame F composed of an upper frame member 1, a lower frame member 2, and a vertical frame member 3 will be provided with a shoji A. It is inserted by pulling or sliding the shoji A and B in a sliding manner, and is mainly attached to the entrance of a building, a bathroom, a toilet, a balcony or a balcony. For convenience of explanation, the dressing room and the indoor side of the sash frame F are referred to as an indoor floor C, and the bathroom and the outdoor side of the sash frame F are referred to as an outdoor floor D.

As shown in FIG. 4, the lower frame member 2 has a rail support wall 24 extending from the indoor wall 20 toward the outside of the room, an upper edge of the indoor wall 20 or a ceiling plate 25 protruding inward from the upper edge. An inner rail 21 and an outer rail 22 having the same height are provided, an overhang wall 26 lower than the outer rail 22 is integrally provided outside the outer rail 22, and a hanging wall 27 is provided below the support wall 24. The extension wall 28 is provided so as to project outward from the outer wall 27 and the screen door rail 23 is erected at the tip of the extension wall 28.
The groove width H between the 1 and 22 is approximately twice the groove width h of the inner rail 21 and the interior wall 20.

The shoji A and B to be fitted into the sash frame F are such that glass is fitted into the inside of the frame as in the conventional case.
In the entrance / exit sash in which the shoji A and B are inserted in a sliding manner, the outdoor shoji B is generally closed and the indoor shoji A is run to open and close.

Next, an embodiment of the entrance and exit board device according to the present invention will be described with reference to FIGS. 1 to 3. In the case 5 attached to the outside of the sash lower frame member 2, the lower frame member 2 is inserted from the inside of the case 5. The treads 6 protruding and retracting above are pivotally supported at a fixed interval L so as to be horizontally swingable, and each tread 6 is pressed in the protruding direction by a spring 8. The treads 6 are fitted into the sash frame F. When the sliding door A or the sliding door B is closed, it is pushed back into the case 5.

As shown in FIG. 5, the case 5 of the bridge device 4 has a support wall 5c on the inside of the bottom wall 5a and a side wall 5b on the outside of the room, which is higher than the support wall 5c, and has the same height as the side wall 5b. The partition wall 5d is installed in accordance with the axial support interval L of the tread plate 6 and the stored state of the tread plate 6, and the upper plate 1 facing the bottom wall 5a at the top.
5 is formed to form a horizontally long opening 50 through which the tread plate 6 comes in and out between the support wall 5c and the upper plate 15, the caps 14 are attached to the left and right of the case 5, and the lower plate member 2 of the lower frame member 2 is attached using the attaching plate 9. It is attached to the outside of the room, and a part of the case 5 is embedded in the outdoor floor portion D.

[0012]

EXAMPLE A tread plate 6 is fan-shaped as shown in FIG. 10. A cutout edge 6c for engaging with the interior wall 20 of the lower frame member 2 is provided in a part of the arcuate portion 6a, and a lower surface of the storage side edge portion 6d is provided. A stopper 62 that is engaged with the support wall 5c of the case 5 is provided so as to project, and the support shaft 7 is integrally provided on the main shaft 6b, or the through hole 61 of the shaft 7 is bored on the main shaft 6b as shown in FIG. The support shaft 7 is supported at a position close to the horizontally long opening 50 of the case 5, and can be horizontally swung around the support shaft 7. When the storage shaft 7 is stored, it overlaps under the upper plate 15, and when it projects, it is lower than the horizontally long opening 50. 2 reaches the inner wall 20 and closes the groove widths H and h of the lower frame member 2.

The support shaft 7 cannot be detached from the flat head 7a by suspending the leg portion 7b, and the split pin P inserted into the tip of the leg portion 7b and the washer W sandwiched therebetween. The spring 8 has a coil shape,
The leg portion 7b of the support shaft 7 is inserted into the coil portion 8a, one end of the spring 8 is inscribed in the support wall 5c of the case 5, and the other end is locked to the storage side edge portion 6d of the tread plate 6 or the stopper 62. The tread plate 6 is pressed in the protruding direction.

The supporting means for the tread 6 according to FIG.
Of the bottom wall 5a and the support wall 5c of the vehicle, and 6b of the tread plate 6
Further, the through holes 52, 53, 61 of the support shaft leg portion 7b are bored in a communicating state to form a notch 54 in the upper plate 15 which is slightly larger than the support shaft head 7a. The leg portion 7b of the support shaft 7 is inserted into the wall through hole 53, and the spring 8 is inserted into the leg portion 7b and inserted into the bottom wall through hole 52.
The washer W is fitted at the tip of the more exposed leg portion 7b, and the tread plate 6 is supported so as to be horizontally swingable.
The spindle head 7a is attached to the shaft 4 so as to be exposed.

The supporting means of the tread plate 6 according to FIG. 7 is provided with the through hole 6 of the supporting shaft leg portion 7b in the key 6b of the tread plate 6 and the case bottom wall 5a.
1, 52 are bored in a communicating state, and the spindle head 7a is attached to the upper plate 15.
The insertion hole 55 is formed by inserting the spring 8 into the leg portion 7b of the support shaft 7 which is inserted into the through hole 61 of the tread plate 6, and the leg portion 7b is inserted into the through hole 52 of the bottom wall 5a. After the washer W is fitted to the tip of the leg portion 7b exposed from the bottom wall 5a and the tread plate 6 is supported so as to be horizontally swingable, the insertion hole 55 of the upper plate 15 is inserted.
Is attached so that the spindle head portion 7a is exposed.

In the supporting means for the tread plate 6 according to FIG. 8, the support shaft 7 is integrally provided on the tread plate 6 in advance, the through hole 52 of the support shaft leg portion 7b is formed in the case bottom wall 5a, and the support shaft is provided in the upper plate 15. Head 7a
A slightly larger notch 54 is provided in accordance with the axial support interval L, and the spring 8 is first fitted and inserted into the support shaft leg portion 7b of the tread plate 6, and the leg portion 7b is inserted into the through hole 52 of the bottom wall 5a. The washer W is fitted to the tip of the leg portion 7b exposed from the wall 5a, the tread plate 6 is supported so as to be horizontally swingable, and then the upper plate 15 is attached.

The mounting plate 9 has a hook shape in which a vertical wall 91 and a horizontal wall 92 are continuous at a right angle, a standing piece 9a is projected toward the vertical wall 91 of the horizontal wall 92, and a landing piece 9b is attached to the lower end of the vertical wall 91. It is protruding. In this mounting plate 9, a horizontal wall 92 is placed outside the room, a vertical wall 91 is placed on an extension wall 28 of the lower frame member 2, and the vertical wall 91 is circumscribed to the projecting wall 26 of the lower frame member 2 so as to be screwed. It is stopped and attached across the overhang wall 26 and the extension wall 28.

The cross plate device 4 of FIG. 9 has a bottom wall 5a of the case 5.
Has a structure similar to that of the crossing plate device 4 except that the leg wall 5e is directly hung at the front end thereof, and the tread plate 6 can be retracted into and out of the case 5 on the indoor side at a constant interval L. Support with. The above-mentioned crossing plate device 4 has an advantage that the use of the mounting plate 9 is omitted, that is, the case 5 is not attached to the mounting plate 9, and the case 5 can be directly attached to the outdoor side of the lower frame member 2. .

Since the doorway crossing plate device according to the present invention has the above-mentioned structure, if it is attached to the outside of the sash lower frame member 2, for example, the tread plate 6 axially supported by the case 5 at a constant interval L will have the spring 8a.
Since it is pressed toward the upper part of the lower frame member 2,
When the shoji screen A or the shoji screens A and B are opened, it projects from the inside of the case 5 to the indoor wall 20 of the lower frame member 2 and is placed on the rails 21 and 22 to close the groove widths H and h, thereby running the wheelchair. To enable. Footboard 6 protruding above the lower frame member 2 from inside the case 5
Case 5 due to sliding sliding of Shoji A or Shoji A and B
It is pushed back in. That is, since the tread plate 6 automatically appears and disappears as the shoji A and B slide open and close, the wheelchair can freely travel.

[0020]

Since the doorway plate device according to the present invention has the above-described structure, it has the following effects. If the crossing plate device of the present invention is attached to the outside of the lower frame material of the entrance / exit sash, the tread plate pivotally supported by the case is an opening section of the shoji that is fitted into the sash frame, and the inside of the door from above the rail of the lower frame material. Since it projects to the wall and is pushed back into the case when the shoji is closed, that is, it automatically appears and disappears when the shoji opens and closes, so that even a disabled person using a wheelchair can enter and leave.

The tread plate protruding from the inside of the case to the indoor wall of the lower frame member closes the groove width of the lower frame member, and the step difference from the inner floor plate to the outer floor plate is small, so that the wheel of the wheelchair does not fall and is smooth. In addition to being able to move in and out, the treads protruding above the lower frame member are pushed back into the case one by one by the closing traveling of the shoji, so there is no obstacle to the opening and closing traveling of the shoji. Further, the crossing plate device can be attached to the lower frame member of the conventional entrance / exit sash, and can be used even if there is a slight step in the rail height of the lower frame member.

[Brief description of drawings]

FIG. 1 is a longitudinal sectional view of an essential part showing an example of use of a doorway plate device according to the present invention.

FIG. 2) A lateral cross-sectional view of an essential part showing an operating state by an indoor shoji screen.

FIG. 3 is a lateral cross-sectional view of a main part showing an operating state by an outdoor shoji screen.

FIG. 4 is a side view of a lower frame member.

FIG. 5 is an exploded cross-sectional view showing a structural example of a board moving device.

FIG. 6 is a partially cutaway side view showing an example of assembling the case.

FIG. 7 is a partially cutaway side view showing a structural example of a case.

FIG. 8 is a partially cutaway side view showing an example of mounting a tread.

FIG. 9 is a cross-sectional view of an integrated board device.

FIG. 10 is a plan view and a side view of (A) and (B) treads.

11A and 11B are a plan view and a cross-sectional view showing an example of the shapes of (A) and (B) treads.

[Explanation of symbols]

F Sash frame 1 Upper frame member 2 Lower frame member 3 Vertical frame member 4 Cross plate device 5 Case, 5a Bottom wall, 5b Side wall, 5c Support wall 5d Partition wall, 5e Leg wall 6 Tread plate, 6a Arc part, 6b Required 7 support Shaft 8 Spring 9 Mounting plate 14 Cap, 15 Upper plate 20 Indoor wall 21,22,23 Rail, 24 Rail support wall 25 Top plate, 26 Overhanging wall, 27 Hanging wall, 28 Extension wall 50 Horizontally long opening P Split pin, W Washer A, B Shoji C Indoor floor, D Outdoor floor H, h Groove width of lower frame material L Footboard support interval

Claims (2)

(57) [Claims] 1. A tread plate (6) protruding and retracted from the inside of the case (5) to the case (5) is rotatably supported at a fixed interval (L) and horizontally swingable, and each tread plate (6). Spring (8)
It is pressed in the protruding direction by, and the tread (6) is fan-shaped.
It is pivotally supported on the case (5) at the point (6b) of
A door board device for doorways. 2. The case (5) can be attached to the outside of the sash lower frame member (2), and the tread plate (6) pivotally supported by the case (5) projects above the lower frame member (2) to lower the lower frame member (2). An entrance / exit boarding device for closing the groove widths (H, h) of the frame member (2) and being pushed back into the case (5) by running the shoji closed in the sash frame (F).