JPH04353187A - Construction of doorway - Google Patents

Abstract

PURPOSE:To keep safety in the case specially a physically handicapped person or an old aged person passes a doorway by opening a door to lower a threshold, and shutting the door to raise the threshold at the-doorway mounting the door to an opening section between a trim and the threshold. CONSTITUTION:A door 1 is mounted on a trim 22, and a threshold 3 is mounted on an opening section opened on a floor. After that, racks 4 are projected downward to arrange one by one to the lower part and right and left of the threshold 3. Then, a rotary shaft 5 of the door 1 is extented under the floor to provide a bevel gear 51, and a horizontal rotary shaft 6 is provided horizontally to arrange a level gear 61 and pinions 62. In addition, the level gears 51 and 61 are connected to each other, the pinions 62 are connected to the racks 4. When the door 1 is opened, the rotary shaft 5 and the bevel gear 51 are rotated and at the same time, the level gear 61 and the horizontal rotary shaft 6 are rotated. Successively, the pinions 62 are rotated, the racks 4 are moved downward to move the threshold 3 downward, and it has the same height as that of the floor. When the door 1 is shut, the rotary shaft 5, etc., are operated in a reverse direction to move the threshold 3 to the original state.

Description

[Detailed description of the invention]

0001

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to the structure of an entrance/exit. In particular, it relates to the structure of entrances and exits suitable for people with disabilities and the elderly.

0002

2. Description of the Related Art Doors, shoji screens, and the like are attached to openings in walls of buildings, and are used as entrances and exits.

[0003] The structure of the entrance/exit to which this door is attached is usually such that a frame is attached to the upper side and on the left and right sides, and the door is rotatably attached to either the left or right frame. And on the bottom of the opening, when the door is closed,
In order to reduce gaps and improve sound insulation and airtightness, a shoe rack or doorstop is installed.

[0004]Accordingly, entrances and exits to which such doors are installed have a footrest or doorstop protruding above the floor.

[0005]

[Problem to be Solved by the Invention] However, when entering or exiting from a doorway in which a shoe sill or doorstop protrudes above the floor, a person passes by straddling the protruding shoe sill or doorstop; You may trip over a shoe rack or doorstop. In even worse cases, you may fall.

[0006] This is particularly dangerous for the physically handicapped and the elderly, as they often trip or fall on footrests or doorstops that protrude from the floor. Therefore, the present invention was made based on such knowledge, and an object of the present invention is to provide a doorway that is safe, especially for the physically disabled and the elderly, without tripping over the footstrip or door stop.

[0007]

[Means for Solving the Problems] The present invention has been made to solve the above-mentioned problems and achieve the above-mentioned objects. When the door opens, the footrest or doorstop lowers, and when the door closes, the footrest or doorstop rises to its original state.

[0008]

[Function] In the present invention, the footrest or door stop is lowered when the door is opened and raised to its original state when the door is closed, but there are various types of such structures.

[0009] A convenient structure therein will be explained. First, as a first structure, a rack is installed under the shoe slide or door stop, the rotating shaft of the door is extended to below the floor, a bevel gear is attached to the tip of the rotating shaft, and the horizontal rotating shaft is below the floor. A pinion and a bevel gear are attached to the horizontal rotating shaft, a rack is connected to the pinion attached to the horizontal rotating shaft, and a rack is connected to the bevel gear attached to the horizontal rotating shaft and a bevel gear is attached to the rotating shaft of the door. When the door is opened, the rotating shaft of the door rotates, this rotation is transmitted to the horizontal rotating shaft via the bevel gear, and from this horizontal rotating shaft, The rack moves downward via a pinion attached to the horizontal rotating shaft. Then, a shoe rack or door stop attached to one end of this rack will be lowered. Also, when the door is closed, the horizontal rotating shaft and rack move in the opposite direction, raising the shoe slide and door stop to return to their original state.

[0010] In the second structure, a rack is installed under the shoe rack or door stop, a horizontal rotating shaft is installed under the floor, a pinion is attached to this horizontal rotating shaft, and a motor is connected to the horizontal rotating shaft. If you create a structure in which the rack is connected to a pinion attached to this horizontal rotating shaft, when the door opens, this will be sensed and the motor will be driven, which will rotate the horizontal rotating shaft connected to this motor and rotate the horizontal Via the pinion attached to the rotating shaft,
The rack moves downward and the shoe rack or doorstop lowers. Also, when the door is closed, the motor drives in the opposite direction, the horizontal rotating shaft and rack move, and the shoe slide and doorstop move downward, returning to their original states.

[0011] As a third structure, a cylinder is attached to the underfloor part of the rotating shaft of the door, a wire is wound around this cylinder, the tip of this wire is passed through a pulley, and is connected from below to the footrest or doorstop, and, The structure should include a spring that pushes the shoe slide or doorstop upward. Then, when the door is opened, the cylinder attached to the rotating shaft of the door rotates and pulls the wire, causing the shoe slide and door stop to move downward. When the door is closed, the wire loosens and the spring force pulls the wire. The shoe rack and doorstop move upwards and return to their original state.

0012

Embodiments Next, embodiments of the present invention will be described with reference to the drawings. 1 and 2 show an embodiment of the present invention,
Figure 1 is an explanatory diagram showing the situation in which the shoe slide moves up and down, Figure 2
FIG. 2 is a cross-sectional view showing the portion above the floor of the doorway of the present invention.

FIG. 3 shows another embodiment of the present invention, and is an explanatory diagram illustrating a situation in which the shoe slide moves up and down. Figure 4
This is another embodiment of the present invention, and is an explanatory diagram illustrating a situation in which the shoe slide moves up and down.

In FIGS. 1 and 2, 1 is a door. 2
1 is the upper picture frame, and 22 is the left and right picture frames. The door 1 is attached to a picture frame 22 on the left side.

Reference numeral 3 denotes a shoe slide, and the shoe shoe 3 is attached to an opening made in the floor surface so that it can move in the vertical direction. Reference numeral 4 denotes racks, one each being attached to the left and right sides of the lower surface of the shoe rack 3, and protruding downward almost vertically.

Reference numeral 5 denotes a rotating shaft of the door 1. The rotating shaft 5 of the door 1 extends to below the floor, and a bevel gear 51 is attached to the below floor portion. 6 is the horizontal rotation axis,
A bevel gear 61 and two pinions 62 are attached almost horizontally from the vicinity of the rotating shaft 5 of the door under the floor to the vicinity of the rack 4. This bevel gear 61 is connected to a bevel gear 51 attached to the rotating shaft 5 of the door, and
The pinion 62 is connected to the rack 4.

7 is a box, and a rack 4 is placed inside this box.
, a rotating shaft 5 of the door 1, a horizontal rotating shaft 6, a bevel gear 61, a pinion 62, etc. are housed therein. Next, the usage and function of this entrance/exit will be explained.

When the door 1 is opened, the rotation shaft 5 of the door 1
rotates, and the bevel gear 51 attached to the rotating shaft 5 of the door 1 rotates. Then, the bevel gear 61 connected to the bevel gear 51 rotates, and the horizontal rotating shaft 6 rotates.

When the horizontal rotating shaft 6 rotates, the pinion 62 rotates and the rack 4 moves downward. Then,
The shoe rack 3 to which this rack 4 is attached moves downward and becomes approximately at the same height as the floor surface.

In this way, when the door 1 is opened, the shoe slide 3 moves downward and becomes approximately at the same height as the floor, so that the person passing through the entrance will not trip over the shoe slide 3. Furthermore, when the door 1 is closed, the rotating shaft 5, the horizontal rotating shaft 6, the pinion 62, and the rack 4 move in the opposite direction, and the shoe rack 3 returns to its original state. In this way, when the door 1 is closed, the shoe rack 3 returns to its original state, so that the sound insulation and airtightness do not deteriorate.

Next, another embodiment shown in FIG. 3 will be explained. In this embodiment, the door 1, the upper picture frame 21, the left and right picture frames 22, the shoe rack 3, the rack 4, the horizontal rotating shaft 6, and the pinion 62 are the same as those in the embodiment shown in FIGS.

On the rotating shaft 5a of the door 1, there is a switch 81 that detects when the door 1 is opened, a switch 82 that detects when the door 1 is closed, and a switch 82 that detects when the door 1 is closed. A switch 83 detects this, and a switch 8 detects when the shoe slide 3 returns to its original state.
4 is attached, and a motor 9 is attached which rotates or stops depending on the switches 81, 82, 83, and 84.

Next, the method of use and operation of this embodiment will be explained. When the door 1 is opened, the switch 81 senses this, the motor 9 is activated, the horizontal rotating shaft 6 is rotated, and the shoe slide 3 is moved downward via the pinion 62 and the rack 4 until it almost touches the floor. become the same height. In this way, when the shoe rack 3 reaches the same height as the floor surface, the switch 83 is activated and the motor 9 is stopped.

When the door 1 is closed, the switch 82 senses this, the motor 9 is activated, the horizontal rotation shaft 6 is rotated in the opposite direction, and the shoe slide 3 is moved upward. When the shoe 3 is raised and returned to its original state, the switch 84 is activated and the motor 9 is stopped.

Therefore, similar to the embodiment shown in FIGS. 1 and 2,
When the door 1 is opened, the shoe slide 3 is lowered so that a person passing through the entrance does not trip over it, and when the door 1 is closed, the shoe slide 3 is raised and the sound insulation and airtightness do not deteriorate.

Next, the embodiment shown in FIG. 4 will be explained. In this embodiment, a cylinder 53 is attached to the rotating shaft 5b of the door 1, and a wire 65 is wound around the cylinder 53.

The wire 65 passes through a pulley 66 and is connected to the lower surface of the shoe 3 from below. Also, this shoe 3
is in a state where it is pushed upward by a spring 45.

Next, the method of use and operation of this embodiment will be explained. When door 1 is opened, rotating shaft 5b rotates, cylinder 53 attached to this rotating shaft rotates, and wire 65 is pulled.

Then, since the tip of the wire 65 is connected from below to the lower surface of the shoe slide 3 via the pulley 66, the shoe slide 3 moves downward and lowers to the level of the floor surface. When the door 1 closes, the cylinder 63 rotates in the opposite direction and the wire 53
loosens. Then, since the shoe plate 3 is pushed upward by the spring 45, it moves upward and returns to its original state.

Therefore, similar to the embodiment shown in FIGS. 1 and 2,
When the door 1 is opened, the shoe slide 3 is lowered so that a person passing through the entrance does not trip over it, and when the door 1 is closed, the shoe slide 3 is raised and the sound insulation and airtightness do not deteriorate.

[0031]

As can be seen from the above explanation, in the present invention, when the door is opened, the door stop or door stop is lowered. Therefore, a person who opens the door and passes through the entrance will not trip over the door. This is especially valuable for disabled people and the elderly, as they can pass through this doorway with peace of mind.

[0032] Furthermore, when the door is closed, this footrest or doorstop is raised to its original state, so the door does not rotate too much in the opposite direction, and the gap between the bottom of the door and the doorstop or doorstop is There is no reduction in sound insulation or airtightness.

[Brief explanation of the drawing]

FIG. 1 shows an embodiment of the present invention,
It is an explanatory view showing the situation where a shoe slide moves up and down.

FIG. 2 is a sectional view showing a portion above the floor of the doorway shown in FIG. 1;

FIG. 3 shows another embodiment of the present invention, and is an explanatory diagram showing a situation in which the shoe slide moves up and down.

FIG. 4 shows another embodiment of the present invention, and is an explanatory diagram showing a situation in which the shoe slide moves up and down.

[Explanation of symbols]

1 door 21
Upper frame 22
Left and right picture frames 3 Kutsuzuri 4
rack 45
Spring 5, 5a, 5b Door rotation shaft 51 Bevel gear 53 Cylinder 6 Horizontal rotation shaft 61
Bevel gear 62 Pinion 65
Wire 66 Pulley 7 Box

Claims (4)

[Claims] Claim 1: In a doorway in which a door is attached to an opening consisting of a picture frame and a footrest or doorstop, when the door opens, the foothill or doorstop lowers, and when the door closes, the footstand or doorstop lowers. Doorway structure characterized by rising to its original state. [Claim 2] A rack is attached under the shoe sill or door stop, the rotating shaft of the door is extended to below the floor, a bevel gear is attached to the tip of the rotating shaft, and a horizontal rotating shaft is attached below the floor, A pinion and a bevel gear are attached to this horizontal rotating shaft, a rack is connected to the pinion attached to the horizontal rotating shaft, a bevel gear is attached to the horizontal rotating shaft, and a bevel gear is attached to the rotating shaft of the door. Claim 1 characterized in that:
The structure of the entrance and exit described. 3. A rack is installed under the shoe rack or door stop, a horizontal rotating shaft is installed under the floor, a pinion is attached to the horizontal rotating shaft, a motor is connected to the horizontal rotating shaft, and the horizontal rotating shaft When the door is opened, the rack is connected to a pinion attached to the rack, and when the door is opened, the motor is driven to lower the foot slide or door stop. When the door is closed, the motor is driven and the foot slide or door stop is returned to its original state. The structure of the doorway according to claim 1, characterized in that the doorway is raised. Claim 4: A cylinder is attached to the under-floor part of the rotating shaft of the door, a wire is wound around the cylinder, and the tip of the wire wound around the cylinder is connected from below to the under-floor part of the door stop. 2. The doorway structure according to claim 1, further comprising a spring for pushing the footrest or the doorstop upward.