JPH01165894A - Interlocking device for overhang door - Google Patents

Abstract

PURPOSE: To freely open and close two or more top-railed sliding doors without impulsive sound and vibration by pushing and pulling one top-railed sliding door, by providing the upper end surface of each top-railed sliding door with a pulley around where a rope is wrapped, and sequentially connecting the doors to the rope through a coupling metal. CONSTITUTION: Pulleys 3a, 3b are provided on both end parts of the upper end face 2 of a top-railed sliding door 1a by a fitting means 4. An interlocking device having a coupling 5 connected to a top-railed sliding door 1b, where an endless rope 6a is wound is mounted between both pulleys 3a, 3b. A fitting hanger 7 having rollers 8a, 8b are provided on the inside parts of both pulleys of the upper end face 2 of the top-railed sliding door, and the rollers 8a, 8b are hung on rails 9 of the upper frame and mounted to freely run. When the top-railed sliding door 1a or 1b is pushed or pulled, the other door is also moved through the interlocking device having the endless rope 6a.

Description

[Detailed Description of the Invention] (Industrial Application Field) The present invention relates to an interlocking device for a sliding door installed in an opening in a building wall, and in particular, it relates to an interlocking device for a sliding door installed in an opening in a building wall, and in particular, to simultaneously move two or more hanging doors by simple push/pull operations. The present invention relates to an interlocking device for a hanging door that can be opened and closed automatically and widen the frontage without producing any impact or noise.

(Prior art) A sliding door type hanging door has a rail consisting of a plurality of guide grooves on the upper frame of the wall opening, and a roller hanging fitting is attached to this rail.
A sliding door is hung from this hanging bracket. A structure has been proposed in which each hanging door is provided with locking pieces protruding from both end faces thereof, and the lower end edge of the hanging door is provided with a swinging soil guide rail protruding from the floor surface. When such a conventional hanging door is closed while pushing the rearmost hanging door, the locking pieces provided thereon sequentially engage with the locking pieces of the front hanging door to close the opening. This operation is the same when all the hanging doors are stacked and accommodated in the storage part while pulling the rear hanging doors to open the opening.

(Problem to be Solved by the Invention) However, in such conventional hanging doors, the locking piece of the sliding door that moves by applying a force has a shocking impact with the locking piece of the next sliding door that follows and moves in conjunction with the locking piece of the sliding door. When the door engages with the sliding door, impact noise and friction noise are generated, and the sliding door vibrates due to the impact, causing the hanging fittings and rails to rapidly deteriorate and break. Therefore, this kind of hanging door was not used for openings in houses or offices made of wood or reinforced concrete, but was often installed in large openings for loading and unloading goods in warehouses.

Additionally, these hanging doors were for vehicles to enter and exit.

(Means for Solving the Problems) In order to solve the above-mentioned technical problems, the present invention provides a pulley around which a rope is wound on the upper end surface of each hanging door, and the ropes are connected to each other through fittings. By connecting the sliding doors, you can easily push or pull one of the hanging doors to open and close quietly without producing any impact noise or vibration, making it possible to widen even narrow aisle openings in the house. This is an interlocking device for a hanging sliding door that can be opened to allow elderly people and people with disabilities to enter and exit in wheelchairs.

(Example) Hereinafter, an interlocking device for a sliding door type hanging door, which is an example of the present invention, will be described based on the accompanying drawings.

The first embodiment shown in Fig. 1 is a front hanging door (first hanging door) l.
This is a system in which two hanging doors, consisting of a and a rear hanging door (second hanging door) lb, are opened in conjunction with each other in the left-hand direction. Both hanging doors are attached to the passageway opening in the building wall via a frame.

Pulleys 3a and 3b are provided at both ends of the upper end surface 2 of the hanging door 1a by means of attachment means 4.
An interlocking device is installed, which is formed by winding an endless rope 6a provided with a joint 5 that connects to b. A mounting bracket 7 having a roller 8 is provided on the inner side of the picture wheel of the upper end surface 2 of the hanging door. This roller 8 is suspended from a rail 9 attached to the lower surface of an upper frame (not shown) of the opening frame so as to be freely movable.

Although not shown, a steadying means is provided at the lower edge of the hanging door so as not to impede walking or wheelchair passage.

In a preferred embodiment, a groove is formed in the corresponding floor surface or sill of the hanging door, and a synthetic resin guide rail is disposed therein, while the rail is loosely fitted into a groove bored at the lower edge of the hanging door. However, it is not particularly limited to this configuration.

The hanging fitting 7 for mounting the roller 8 has a known structure as shown in FIGS. The fastening material 13 having the guide groove 12 is fixed. This fastening material 13
To do this, the enlarged lower end of the support shaft 15 having the trunnion 14 is inserted into the guide groove 12, and the support shaft 15 is engaged with the crimp 16, one end of which is pivotally connected to the fastening material 13. Prevents premature falling off. And further screwed onto the support shaft 15) I
Securely screw in place with T. The trunnion 14 is provided with one roller 8a through a shaft on one upright piece, and two rollers 8b, 8c through a pair of shafts on the other upright piece.
A roller 8 consisting of the following is provided.

The rail 9 on which the roller 8 is attached is as shown in FIG.
It is extruded from a light alloy material, and a sliding plate 20 is horizontally bent inward from the lower end edge of the side plate 19 extending downward with a gap from the top plate 18, and is supported between the image information defining plates 20. axis 15
It has a gap 21 in which it moves. And picture information board 20
Rollers 8a, sb, and sc facing each other are mounted movably.

In order to attach each hanging door l to the rail 9, a roller 8 having a spindle 15 is attached to the rail 9 in advance, and then the hanging doors are placed so as to be placed against each other and the guide groove 12 of the fastening material 13 is inserted. After the lower end of the support shaft 15 is inserted into the clip 16 and the clip 16 is engaged, it is fixed with a nut 17.

Details of the first embodiment of the interlocking device of the present invention are shown in FIGS. 3 to 6.
This will be explained with a diagram. In FIG. 3, the hanging doors 1a and lb with their openings closed are the chamber frames 24a and 24b at the inner end of the wall body 23.
A storage section 27 for accommodating a hanging door is formed by disposing a thin wall 25 and a mullion 26 from the outside of one of the chamber frames 24a.

At both ends of the upper end surface of the hanging door 1a, pulleys of exactly the same structure and their attachment means 4 are fixed facing each other. The attachment means 4 has stopper pieces 29 cut and raised in the axial direction at intervals on the base plate 28 facing each other, and a lug piece 30 having a through hole is bent and erected at one end of the base plate.

The sliding plate 31, which is movably fitted to both of the stopper pieces 29, has a support shaft 32, on which a pulley 3 is pivoted, erected at the center thereof. The proximal end of a bolt 35 with a nut 34 inserted into the through hole of the ear piece 29 is fixed to a mounting piece 33 bent and erected at one end of the sliding plate 31. Then, by rotating the nut 34, the tension of the rope 6a is adjusted.

The base end of a joint 5a fixed to the inner end surface of the hanging door 1b is connected to the inner rope portion of the robe wound around the picture wheel 3a, 3b. Further, when the hanging doors 1a, 1b are in the closed position, the base end of the joint 5b fixed to the end face of the mullion 26 is connected to the outer lobe portion. These joints 5a and 5b are made by bending a plate material, and attaching the base end of the horizontal part 36 to the lobe 6 with a screw 37.
Vertical part 3 that is tightly fixed to a and bent downward from the horizontal part
8 is a structure that is fixed to the end faces of the hanging door 1b and the mullion 26 with screws.

(Function) The function of the first embodiment configured as described above will be explained with reference to FIGS. 3 to 7.

A pedestrian or wheelchair user can use the left and right handles 40a of the hanging door 1b.
, 40b by hand in the direction of arrow 41, the inner rope portion is moved in the direction of arrow 42 via the joint 5a. At this time, since the outer rope portion fixed to the joint 5b is connected to the mullion 26, its position does not move. Therefore, the picture wheels 3a and 3b are rotated by the driving force of the joint 5a, and the hanging door 1a moves to the left. At the same time, the hanging door 1b also moves to the left and overlaps with the hanging door 1a. This is the seventh
To explain the figures, Fig. 7(a) schematically shows Fig. 3 with the opening closed, and Fig. 7(b) shows the opening shown in Fig. 3 with the opening closed and the double doors 1a and lb overlapped. It is housed in the storage section 27. When closing the opening, use the handle 40c of the hanging door 1a or the 40dl + ÷ + of the hanging door 1b to the vertical frame 24b.
By pressing it to the side, both hanging doors move simultaneously to the seventh
It is closed as shown in Figure (a).

(Effects) The present invention, which has the above-mentioned effects, does not open and close against friction with the threshold like conventional sliding doors, but because it is suspended by rollers, it can be opened and closed by applying extremely weak force. Even infants and wheelchair users can open and close the door. Further, by simply pushing or pulling one of the plurality of hanging doors, it is possible to simultaneously move and open/close all the hanging doors.

Furthermore, when the hanging door is opened or closed, the end face or locking piece of the hanging door does not mechanically hit the frame surface and generate mechanical noise or friction noise, making it possible to open and close the door extremely quietly. It is.

Moreover, since all of the plurality of hanging doors can be stored in a stacked state to widen the width of the passageway opening, it is possible to freely pass through the wheelchair without having to carefully operate it.

Figure 8 shows a second embodiment in which three hanging doors 1a, 1b and a hanging door 1c are connected in series.The difference from the first embodiment is that the hanging door 1b also a pair of pulleys 3
c3d and rope 6a are wound around each other, and joints 5c and 5d fixed to the side end faces of hanging doors 1a and lc are connected to the front rope. This allows three hanging doors to be opened and closed simultaneously by pushing or pulling any one hanging door. By adding interlocking devices in this way, four or more hanging doors can be opened and closed in the same way.

FIG. 9 shows a third embodiment of the present invention. In the figure,
Storage section 27 with two hanging doors 1d and le on both sides of the opening
．． This is a double-opening type interlocking device that is housed in 27a. This embodiment has vertical frames 24a, 2 as shown in FIG.
The attachment means 4b for attaching the pulley 3e and the attachment means 4 for attaching the pulley 3 are fixed to the fixing member 43a made of plate material, and the inner end of the rope 6b wound around the pulley 3e is fixed to the inner side of the outer end of the hanging door 1d. 43b, and the outer end of the rope is connected to the hanging door 1e.
The fixing member 43b is connected to the outer side of the inner end of the inner end. On the other hand, the inner end of the rope 6b wound around the pulley 3f is connected to the inner inner end of the hanging door 1d by a fixing member 43b, and the outer end is connected to the outer end of the hanging door 1e. With such a configuration, by pushing or pulling either one of the pair of hanging doors, the door can be opened and closed in a double-opening manner.

FIG. 10 shows a fourth embodiment, in which a first
The hanging doors 1a of the embodiment are symmetrically connected and interposed to allow a wide opening.

[Brief explanation of the drawing]

Fig. 1 is a perspective view showing one embodiment of the present invention, in which interlocking devices are installed on two hanging doors and the rails are separated;
The figure is an enlarged vertical sectional view of the hanging door shown in Figure 1 attached to the rail, Figure 3 is a detailed plan view showing the hanging door shown in Figure 1 attached to the opening frame of a building wall, and Figure 4 is a front view of the front suspension in Figure 3, Figure 5 is a left end view of Figure 4, and Figure 6 is Figure 3A.
- End view along line A, Figures 7(a) and 7(b) are schematic plane views showing the state in which two hanging doors equipped with interlocking devices have their openings closed and the openings open to accommodate the hanging doors. Figure 8 is 3
FIG. 9 is a schematic plan view of a second embodiment in which two hanging doors are equipped with an interlocking device; FIG. Figure 1O is a schematic plan view of two pairs of double-hung doors with interlocking devices;
FIG. 1 is an enlarged front view showing a state in which the pulley attachment means is fixed to the opening frame and the end of the rope is connected to the hanging door via a fixing member. 1... hanging door, 3... pulley, 4... mounting means, 5...
...Joint, 6...Rope, 7...Hanging fitting, 8...
Roller, 9...Rail, 24...Vertical frame, 26...
Mullion, 27...Storage section Patent applicant Shokusan Jyutsu Mutual Co., Ltd. procedural amendment document March 4, 1988

Claims (5)

[Claims] (1) In at least two hanging doors of the sliding door type that are suspended from the rail provided on the upper frame of the wall opening of the building via hanging fittings, a mounting means is attached to the upper end surface of the first hanging door on the front side. A rope is wound around a pair of pulleys provided through the rope, and one end of the rope is connected to one end of the joint, and the other end of the joint is fixed to the inner end of the second hanging door on the rear side. An interlocking device for hanging doors. (2) Claims characterized in that, when the first and second hanging doors are placed in the closed position, the joint is also provided on the mullion of the opening and the rope portion on the other side. No. (1)
Interlocking device for hanging doors as described in section. (3) In the mounting means, a sliding plate having a pulley pivoted on a base plate having a lug is attached so as to be movable and adjustable, and the tip end side of a bolt provided at one end of the sliding plate is inserted through the lug. The interlocking device for a hanging door according to claim 1, wherein the pulley is provided so that its position can be adjusted by means of a threaded nut. (4) In a double-swing type hanging door that is stored on both sides of the opening, pulleys are attached to vertical frames on both outside sides of the opening by means of attachment means, and a pair of ropes are wound around each of the pulleys, The inner end of one rope and the outer end of the other rope are respectively connected to the hanging door on the side where the rope is wound, and the outer end of the one rope and the inner end of the other rope are connected to the pulley. An interlocking device for a hanging door, characterized in that each side hanging door is connected to the other hanging door. (5) When each of the above-mentioned double-hung doors of the double-hung type is composed of two or more hanging doors, an interlocking device consisting of an endless rope having a pair of pulleys and a pair of joints is wound on the front side of the double-hung doors. The interlocking device for a hanging door according to claim (4), characterized in that the hanging door is arranged so that a wide frontage can be used.