JPH0144717Y2 - - Google Patents

Description

[Detailed Description of the Invention] Industrial Application Field The present invention relates to a closing device directly below a door.

BACKGROUND ART A step is provided in the lower frame of a door frame, and a door is engaged with the lower part of the step when the door is closed, and airtightness is maintained by the contact of the door with the rising surface of the step.

Problems to be Solved by the Invention According to the conventional example, not only is it inconvenient for wheelchairs to enter and exit due to the presence of steps, but also good airtightness cannot always be obtained from the viewpoint of processing accuracy.

Means for Solving the Problems The present invention was devised with the aim of absorbing machining accuracy errors and eliminating the inconvenience of getting in and out of a wheelchair due to the presence of steps. Therefore, a pair of support pieces are housed in the upper part of the engagement groove provided in the lower stile so as to be movable in the width direction of the door, and the tip of the adjustment screw whose head is locked to the vertical stile piece is screwed into this support piece. At the same time, an auxiliary stile formed by connecting the middle parts of the indoor side piece and the outdoor side piece to each other by a central piece is inserted into the engagement groove through the lower end of the opening. The support piece is engaged between the upper parts of each of the indoor and outdoor parts, and the long hole provided in the support piece and inclined in the width direction of the door is aligned with the through hole provided in the indoor and outdoor part of the auxiliary stile. The support piece and the auxiliary stile are assembled to each other by passing pins through them, and a support frame is fixed to the lower surface of the central piece of the auxiliary frame, and the tip of the support frame is attached to the vertical stile by the bias of a spring. A hanging rod that protrudes further is assembled so as to be movable in the width direction of the door, and a hanging piece that is latched by the hanging rod is provided to protrude from the upper surface of the closing board, and the above-mentioned indoor and outdoor parts of the auxiliary frame are attached. The lower end of the operating rod, which is vertically moved by the door opening/closing lever, is connected to the other end side of the closing board, one end of which is rotatably supported on the inner surface of one of the lower parts of the board, and the lower end of the operating rod is connected to and separated from the lower frame of the door. The material is provided on the lower surface of the closed substrate.

Embodiment The drawing shows an embodiment of the gap closing device directly below the door according to the present invention, where A is the door frame, B is the door, and 1 is the lower stile of the door B. The lower stile 1 has an engaging groove 2 with an open lower end 2'.
Guide grooves 3, 3 along the door width direction are provided oppositely from the upper wall piece 2a of the engagement groove 2, and collar pieces 4', 4' provided at the upper ends of the guide grooves 3, 3 are provided. A pair of support pieces 4, 4 are accommodated in the upper part of the engagement groove 2 so as to be movable in the width direction of the door.

The support piece 4 is provided with a long hole 5 that is inclined in the width direction of the door, and above the long hole 5 is provided with a screw hole 7 that is open on the side surface on the vertical frame 6 side to which the door B is hinged.
The tips of the adjusting screws 9 whose heads 9' are locked are screwed into the pieces 8a, 8'a of the vertical frames 8, 8', and by rotating the adjusting screws 9, the ends of the adjusting screws 9 are inserted into the guide grooves 3. It is designed to move along.

The illustration 10 is an outdoor side piece 10a and an indoor side piece 10.
b are connected to each other at the middle part by a central piece 10c, and the auxiliary frame 10 has a slightly H-shaped cross section. The upper parts 10'a,
10'b, the lower part of the support piece 4 is engaged with the elongated hole 5 provided in the support piece 4, and the upper parts 10'a, 10'b.
The support piece 4 and the auxiliary frame 10 are assembled to each other by aligning the through holes 11 provided in the frame with each other, and passing the pins 12 through these holes.

Reference numeral 13 in the figure is a support frame, and the support frame 13 is the lower part 10'' of the indoor and outdoor parts 10a and 10b of the auxiliary frame 10.
a, 10''b, and is fixed to the central piece 10c of the auxiliary frame 10 on the lower surface side with a screw 27, and the tip side is hinged to the door frame A. disposing the tip piece 13' on the outer surface of the piece 8a by engaging with a notch provided in the piece 8a on the side of the stile 8;
When the shoji is closed, the U-shaped hanging part 14'' on the base end side of the hanging rod 14, which has the tip end 14' passed through and supported by the tip piece 13', is attached to the base end 13'' of the support frame 13. The suspension rod 14 is assembled to the support frame 13 so as to be engaged and supported, and the suspension rod 14 is installed between the tip end 14' of the suspension rod 14 and the base end 13'' of the support frame 13. A spring 15 wound around the suspension rod 14 is interposed, and the tip 14' of the hanging rod 14 protrudes from the tip piece 13' (frame piece 8a) due to the bias of the spring 15.
It is arranged so as to be in pressure contact with the vertical frame 6.

16 in the figure shows a closed board 16a and a closed board 16a.
An airtight material 16b is assembled to the closure board 16a by being engaged with a locking groove 16a' provided on the lower surface.The closure material 16 has a circular cross section provided along the indoor end of the board 16a. The connecting end 16' is a circular groove 17 provided on the inner surface of the lower end of the outdoor side piece 10b of the auxiliary frame 10.
The joint end 16' is assembled between the inner and outer parts 10a and 10b of the auxiliary frame 10 by engaging with the auxiliary frame 10.
It is arranged so that it can rotate freely around the fulcrum.

Reference numeral 18 denotes a hanging piece protruding from the upper surface of the closing board 16a of the closing member 16 at a position directly below the hanging rod 14.
The hanging part 1 is inserted into the air 19 where the hanging part 14'' goes in and out.
4'' are engaged, the hooking piece 18 is hooked to the hanging portion 14'', and the free end side of the closing member 16 is suspended from the auxiliary frame 10 via the hanging rod 14.

Reference numeral 20 in the figure is an operating lever that is vertically installed along the vertical stile 8' on the open end side of the door B, passing through the lower stile 1, the auxiliary stile 10, and the closing board 16a.
0' is locked to the closing board 16a, and the upper end is secured to the screw 2.
1 to the intermediate piece 22, and the intermediate piece 22 is connected to the opening/closing lever 24 of the door B via the rotating piece 23.
is being held captive.

Reference numeral 25 denotes a return spring wound around the lower part of the operating rod 20. The return spring 25 is interposed between the center piece 10c of the auxiliary frame 10 and the base plate 16a of the closing member 16, and the free end side of the closing member 16 is connected to the door frame A. The lower frame 26 direction is biased to rotate.

However, when door B is in a closed state, the hanging rod 14
The tip end 14' of the rod 14 comes into contact with the inner surface of the vertical frame 6, and due to this contact, the hanging part 14'' of the hanging rod 14 retreats against the spring 15, and the hanging piece 18 of the closing member 16
The closing member 16 becomes free from the hanging rod 14 and becomes rotatable about the connecting end 16' as a fulcrum.
In this state, the return spring 25 wound around the operating rod 20 presses the occluder 16, causing the occluder 1
6 rotates around the connecting end 16' as a fulcrum, the airtight material 16b of the closing material 16 contacts the lower frame 26 of door frame A, and door B
The space a directly below is closed.

Furthermore, when the opening/closing lever 24 is rotated, the door B is in an openable state, while the operating rod 20 is raised by the rotation of the opening/closing lever 24;
As the closing member 16 rises, the return spring 25
The connecting end 16' is rotated against the
The airtight material 16b of No. 6 is separated from the lower frame 26. If door B is opened at this point, the tip 1 of the hanging rod 14
4' is removed from the inner surface 6' of the vertical frame 6, and therefore, the hanging rod 14 is biased by the spring 15 to the vertical frame piece 8.
The suspension rod 14 is moved in the direction a, and the suspension rod 14 is placed in the air 19 that has been raised by the operating rod 20 in the direction of movement.
The hanging portion 14'' engages and locks the locking piece 18, the free end side of the closing member 16 is locked via the locking piece 18, and each member returns to its original position.

In addition, when the contact state of the airtight material 16b with the lower frame 26 is poor, the adjusting screw 9 is tightened by the head 9'.
When the support piece 4 is rotated, the support piece 4 moves along the lower stile 1, and the pin 12 passed through the long hole 5 of the support piece 4 moves vertically along the slope of the long hole 5.
By the vertical movement of 2, the auxiliary frame 10 is vertically moved relative to the lower frame 1, and a position state in which the airtight material 16b and the lower frame 26 are in good contact can be obtained.

In addition, the illustration 28 is a pressing spring.

Effects of the invention Since the present invention has the above-mentioned configuration, it is possible to close the gap directly under the door without creating a step unlike the conventional example, and therefore, it is possible to create a door device that does not cause inconvenience for wheelchairs to enter and exit. In addition, by operating the adjustment screw, the auxiliary frame, that is, the airtight material, can be adjusted to an appropriate position in the vertical direction, which eliminates the problem of the airtight material contacting the bottom frame of the door, thereby eliminating errors in processing accuracy. I can handle it well.

[Brief explanation of drawings]

The drawings show an embodiment of the gap closing device directly below the door according to the present invention, in which FIG. 1 is a front view, FIG. 2 is a sectional view taken along the line of FIG. 1, and FIG. 3 is a sectional view taken along the line of FIG. 2. , Fig. 4 is a sectional view taken along the line of Fig. 3, Fig. 5 is a partially cutaway side view of the upper part of the operating rod, Fig. 6 is a perspective view of the support frame, and Fig. 7 is a perspective view of the closing member. . 1...Lower frame, 2...Engagement groove, 4...Support piece, 5
...long hole, 8...vertical stile, 8a...vertical stile piece, 9...
...Adjustment screw, 10...Auxiliary frame, 11...Through hole, 1
2... Pin, 13... Support frame, 14... Hanging rod,
15...Spring, 16a...Closing board, 16
b... Airtight material, 18 latching piece, 20... Operating rod, 2
4... Opening/closing lever, 26... Lower frame.

Claims (1)

[Scope of utility model registration request] A pair of support pieces is housed in the upper part of the engagement groove provided in the lower stile so as to be movable in the width direction of the door, and the tip of an adjustment screw whose head is locked to the vertical frame piece is screwed into the support pieces. At the same time, an auxiliary stile, which is constructed by connecting intermediate parts of an indoor side piece and an outdoor side piece to each other by a central piece, is inserted into the engagement groove through the lower end of the opening, and the auxiliary stile The support piece is engaged between the upper parts of each part, and the long hole provided in the support piece and inclined in the width direction of the door is aligned with the through hole provided in the indoor and outdoor parts of the auxiliary frame. Assemble the support piece and the auxiliary stile to each other by passing the pin through the support frame, fixing a support frame to the lower surface of the central piece of the auxiliary frame, and protruding the tip of the support frame from the vertical stile by the bias of a spring. A hanging rod is assembled so as to be movable in the width direction of the door, and a hanging piece to be hung by the hanging rod is provided protruding from the upper surface of the closing board, and one of the indoor and outdoor parts of the auxiliary frame is provided. The lower end of the operating rod, which is vertically moved by the door opening/closing lever, is connected to the other end side of the closing board, one end of which is rotatably supported on the inner surface of the lower part of the board, and an airtight material is attached to and separated from the door bottom frame. A closing device located directly below the door provided on the lower surface of the closing board.