JPH10299339A - Combined sliding door - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily open/close a sliding door with small moving range of a person to open/close the sliding door by pivotaly supporting a rotary gear in the middle of a center door in the width direction, engaging a straight gear fitted to each side door with the rotary gear with equal intervals, and interlocking the side door of the movement twice that of the center door. SOLUTION: A slide door 1 comprises narrow side door 6a, 6b, and a wide center door 7. A rotary gear 10 is pivotally supported in the middle of the center doors 7 in the width direction, and straight gears 11a, 11b are fitted to the side doors 6a, 6b. The straight gears 11a, 11b are engaged with the rotary gear with equal intervals to move the side doors 6a, 6b with the movement twice that of the center door 7. When the side door 7a is opened from the wall surface by the distance L from the condition where three combined slide doors are closed, the center door 7 is moved by the distance L/2 in an interlocking manner with the movement of the side door 7a by a speed-doubling mechanism comprising the rotary gear 10 and the straight gears 11a, 11b.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a combination sliding door, and more particularly to a combination sliding door in which three sliding doors are connected to be able to interlock with each other.

[0002]

2. Description of the Related Art Conventionally, a sliding door, which is used as a door for opening and closing an opening, is used in combination of a plurality of doors.

For example, considering a case where a plurality of doors are used in combination with the same opening / closing opening, two sliding doors are used.
Or a structure in which three sheets are combined is common.

[0004]

As described above, when a plurality of doors are used in combination as sliding doors, the number of doors can be widened if the number of doors is increased. In addition, the range of movement of the person who operates when opening and closing is widened, resulting in poor operability.

[0005] Further, a convex handle or a concave handle is attached to each slide door. When the convex handles are attached to a plurality of slide doors as described above, the convex handle is opened at the end of each door when opened. Therefore, there is a problem that the sliding door cannot be fully opened because the sliding door cannot be fully opened because of the contact with the sliding door.

On the other hand, when the concave handle is attached, there is no interference with the overlapping doors, but the sliding doors are completely opened by opening all the sliding doors. There was a problem that operation became difficult.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and has a limited range of movement of a person who opens and closes the slide door, so that the combination slide door can be opened and closed by an extremely simple operation. The purpose is to provide.

[0008]

According to the present invention, there is provided a combination sliding door which is slidably supported by guides provided above and below an opening / closing opening, wherein the sliding door is provided on the same track of the guide. The center comprises a pair of narrow side doors supported, and a wide center door which is supported on the other track of the guide and is disposed at the center of the side doors when closing the opening / closing opening. In the width direction middle of the door,
The rotating gears are pivotally supported and linear gears are respectively attached to both side doors, and the linear gears are meshed with the rotating gears at equal intervals, and the side doors are twice as much as the moving distance of the center door. It is characterized in that it is configured to move in conjunction with the movement amount. With this feature, a rotating gear pivotally supported at the center in the width direction of the center door so that the side door moves in conjunction with a movement amount twice as large as the movement amount 1 of the center door disposed at the center, and The linear gears attached to both side doors are meshed with the gears at equal intervals, so when opening and closing the slide door, a person stops at the opening / closing opening or one sliding door facing the front side with little movement. The opening / closing operation can be completely opened / closed only by performing opening / closing operation, and the opening / closing operation can be performed by a very simple operation.

In the combination slide door of the present invention, it is preferable that the center door and each side door are suspended and supported so as to be slidable by being pulled by a guide attached to an upper portion of the opening and closing opening. According to this, since the sliding door is suspended and supported so as to be slidable by being pulled by the guide attached to the upper part of the opening / closing opening, the guide trajectory is not exposed at the upper part of the lower surface of the opening / closing opening, so that the sliding door is provided inside the orbit. The sliding door can be moved smoothly without intrusion of dust and the like.

[0010] In the combination sliding door according to the present invention, the center door has a width approximately equal to 1/2 of the width of the opening / closing opening and a width twice as large as the side door, and the sliding door facing the front side. It is preferable that a handle be provided on the surface of the device. According to this, since the center door has a width approximately equal to 1/2 of the width of the opening and closing port and has a width twice as large as the side door,
At the time of opening, the center door and the two side doors are overlapped with each other, so that the opening and closing opening can be widely used. In addition, since the handle is provided on the surface of the slide door facing the front side, the handle is not concealed at the time of opening and closing, and the operability of the slide door can be improved without hitting the door.

[0011] The combined sliding door of the present invention is arranged such that when the center door is closed, the center door is located at the center of the side doors arranged on both sides of the opening and closing, and when the center door is opened, it is located behind the side door. It is preferable to be provided. According to this, since the center door is concealed behind the side doors arranged on both sides of the opening and closing when opened, the opening area of the opening and closing is enlarged, and the appearance of the sliding door when opened is improved.

[0012]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to the embodiments and the drawings. An embodiment of the combination slide door of the present invention will be described.

FIG. 1 is an exploded perspective view of the combination slide door, FIG. 2 is a view of the assembled three combination slide doors as viewed from an arrow A, and FIG. 3 is a plan view of the combination slide door.

1 and 2, reference numeral 1 denotes a three-piece combination sliding door. The sliding door 1 is suspended by an upper guide 3a mounted on an upper portion of an opening / closing opening 2 (see FIG. 3). The lower guide 3 is supported so that it can be slid and slides, and the lower part is also attached to the lower end of the opening 2
b is slidably supported.

The upper guide 3a is provided with three rows of orbits 4 and 5 formed by concave grooves on the upper surface thereof.
Extends in the longitudinal direction over the entire width of.

In the lower guide 3b, tracks 8, 9 formed by two rows of concave grooves which open downward are arranged in parallel.
The opening 2 extends in the longitudinal direction over the entire width of the opening 2.

The sliding door 1 has narrow side doors 6a and 6b mainly engaged and supported on the same track 4 of the upper guide 3a.
When the opening / closing opening 2 is closed by being supported on the other track 5 of the upper guide 3a, a wide center door 7 disposed at the center of both side doors 6a and 6b and a middle part in the width direction of the center doors 7 are provided. It is composed of a rotating gear 10 rotatably supported, and linear gears 11a and 11b meshed with the rotating gear and meshed with both side doors 6a and 6b at equal intervals.

Thus, the center door 7 and both side doors 6a,
6b is a rotating gear 10 (hereinafter referred to as a pinion gear)
And a pair of linear gears 11a and 11b (hereinafter, referred to as rack gears), the side doors 6a and 6b are interlocked by a movement amount twice as large as the movement amount of the center door 7. Can be moved.

More specifically, as shown in FIG. 4, the center door 7 has a width approximately half of the width of the opening / closing opening 2 and a width twice that of the side door 6a or 6b. The sliding door facing the surface has convex handles 16a, 16b.
(See FIG. 1).

In the case of this embodiment, the center door 7 is located at the center of the side doors 6a and 6b arranged on both sides of the opening / closing opening 2 when the opening / closing opening 2 is closed.
In a state in which one of the opening / closing ports 2 is opened by moving the opening / closing port b, the opening / closing port 2 is located on the back side of the side doors 6a and 6b in a state of being in contact with one of the wall surfaces of the opening / closing port 2.

The handles 16a, 16b attached to the side walls of the doors 6a, 6b on the side of the opening / closing opening 2 are not limited to be convex, but may be concave handles. , 6b on the center door 7 side.

On both sides of the upper ends of both side doors 6a, 6b, supports 12, 12 formed in a downward U-shape are provided.
Are mounted, and wheels 15 are rotatably supported on the outer surfaces of the supports 12, 12, respectively.

On both sides of the upper end portion of the center door 7, upward supports 13, 13 are attached. Wheels 15, 15 are rotatably supported on the outer surface of the support 13, respectively.

The wheels 14, 14 attached to both side doors 6a and 6b are engaged and supported by a track 4 outside the upper guide 3a and a track 5 arranged adjacent to and adjacent to the inside of the track 4. A wheel 15 attached to the center door 7,
Reference numeral 15 is engaged with and held by the track 5 which is arranged adjacent to the inside of the track 5 of the upper guide 3a.

On the other hand, as shown in FIG.
Supports 17 and 17 are attached to the lower portions of the lower guides 3a and 6b, and the tips bent upward of the supports 17 and 17 are slidably locked on one track 8 of the lower guide 3b. I have.

Also, supports 18, 18 shown in FIG. 2 are attached to the lower portion of the center door 7, and the tips of the supports 18, 18 are slidably engaged with the other track 9 of the lower guide 3b. Have been.

The narrow side doors 6a and 6b and the wide center door 7 are connected to the tracks 4 and 5 of the upper guide 3a.
Are suspended and supported via wheels 14 and 15, respectively, and are slidably locked to the respective tracks 8, 9 of the lower guide 3b via respective supports 17 and 18 so as to be slidably supported respectively. You.

Next, a double speed mechanism constituted by a combination of a pair of rack gears and a pinion gear will be described. That is, at the center in the width direction of the center door 7, a pinion gear 10 is rotatably supported at the center in the width direction.
0, a pair of rack gears 11a, 11b
Are engaged in a symmetrical positional relationship so as to extend in opposite directions to each other.

More specifically, the pinion gear 10 is rotatably supported via a bush 19a at a tip end of a support shaft 19 which is located at an upper portion inside the center door 7 and protrudes from the center in the width direction.

A pair of rack gears 11a and 11b meshing with the pinion gear 10 in the upper and lower directions, respectively,
Each back is slidably guided and supported by slide guides 20a and 20b.
Reference numeral 0b is fixed to brackets 21a and 21b projecting from above and below the pinion gear 10.

The pair of rack gears 11a and 11b are mounted via U-shaped brackets 22a and 22b provided at the other ends of the side doors 6a and 6b on the contact side with the opening / closing opening 2. I have.

As described above, by using the double speed mechanism composed of the combination of the pair of rack gears and the pinion gears, the side doors 6a and 6b can be moved by two times the movement amount of the center door 7.
It can be moved in conjunction with double the amount of movement.

The pinion gear 10 of the double speed mechanism
And the pinion gear 10 and rack gears 11a, 11b.
Is surrounded and bent by the safety cover 23.

Next, the operation of the combination slide door will be described. FIGS. 4A and 4B are explanatory diagrams of the operation of the three combination sliding doors. FIG. 4A shows a state in which the three combination sliding doors are closed, and FIG. 4B shows one side door 7a opened by a distance L. (C) shows a state in which each sliding door is completely opened.

That is, in the embodiment of the combination sliding door of the present invention, the side doors 7a and 7b having the width D are arranged on both sides of the opening / closing door 2 having the full width W, and the width 2D is twice the width of the side door in the center. Is disposed.

Then, from the state in which the three combination sliding doors shown in FIG. 4A are closed, one side door 7a is moved from one side wall surface of the opening / closing opening 2 as shown in FIG. When the center door 7 is opened by the distance L, the center door 7 moves by the distance L / 2 in conjunction with the movement of the side door 7a by the double speed mechanism.

That is, when moving one side door 7a, the wheels 14, 14 attached to the upper end move while rolling on the track 4 of the upper guide 3a, and at the same time, the center door 7 is moved by the double speed mechanism. When moving in conjunction, the wheels 15, 15 move while rolling on the track 5 of the upper guide 3a.

The track 8 of the lower guide 3b, on which the supports 17, 18 are locked, is located below one side door 7a and the center door 7 which moves in conjunction with the side door 7a.
9 are respectively guided and locked.

As described above, since each slide door is suspended and slidably supported by the guide 3a attached to the upper part of the opening / closing opening 2, the tracks 4 and 5 of the guide 3a are opened and closed as in the prior art. Since there is no exposure to the upper portion of the lower surface of the mouth 2, the sliding door can be moved smoothly without dust or the like entering the tracks 4 and 5.

When the one side door 7a is moved from this state until it comes into contact with the opposite side door 7b, the center door 7 also contacts the opposite side wall surface of the opening / closing opening 2 in conjunction with the double speed mechanism. As shown in FIG. 4 (c), half of the opening / closing port 2 is opened.

That is, when one side door 7a is a W / 2
In the state where the center door 7 moves and comes into contact with the other side door 7b, the center door 7 moves W / 4, but the width of the center door 7 is formed to be twice as wide as the side doors 6a and 6b. Therefore, the two side doors 6a and 6b overlap with the back side and half of the opening / closing opening W / 2 is opened.

As described above, the side doors 6a and 6b can be interlocked with the center door 7 via the double speed mechanism such that the side doors 6a and 6b move in association with the movement amount of the center door 7 disposed at the center, twice as much. Because it is connected, the door 2 is completely opened and closed by opening or closing one slide door facing the front side in the minimum movement range when a person is stationary at the opening and closing door when opening and closing the slide door. And can be opened and closed very easily.

The width of the center door is approximately 1/1 of the width of the opening 2.
2 and twice as wide as the side doors 6a, 6b, so that when opening, the center door 7 and the two side doors 6a, 6b overlap the entire width, so the opening and closing opening 2 is widely used. can do.

Further, since the handles 16a and 16b are provided on the surface of the sliding door facing the front side, the operability of the sliding door can be improved without the handle being hidden or hitting the door when opening and closing.

In addition, since the center door 7 is concealed behind the side doors 6a and 6b disposed on both sides of the opening / closing opening 2 when the opening is open, the opening area of the opening / closing opening 2 is enlarged and the aesthetic appearance of the sliding door when opened. Is improved.

Next, another embodiment of the combination sliding door of the present invention will be described. FIG. 5 shows another embodiment of the present invention, in which (a) is a plan view showing one side of a virtual center line CC of the combination sliding door, and (b) is (a).
BB cross section of Note that the same components as those of the above-described embodiment are denoted by the same reference numerals, and detailed description thereof will be omitted.

The combination slide door 26 in this embodiment state
In the above embodiment, the relationship between the side door and the center door of the combination sliding door of the embodiment is reversed. In this regard, the difference from the configuration of the slide door of the embodiment is that:
The trajectory of the upper guide that guides and supports each stay and each slide door that supports the double speed mechanism is that the side door and the center door are replaced, and that the support shaft of the pinion gear 10 is a long support shaft 27.

First, a pair of supports 13 extending upward on both sides are mounted on the upper ends of both side doors 24a and 24b, and wheels 15 and 15 are rotatable on the tip side surfaces of these supports 13, respectively. It is pivoted on. These wheels 15, 15 are engaged and held on one and the same track 5 of the upper guide 3a.

On both sides of the upper end of the center door 25, inverted U-shaped supports 12, 12 (only one is shown) are mounted. Wheels 14, 14 are rotatable on the outer surface of the support 12, respectively. It is pivoted on. These wheels 14, 14 are engaged and held on the other same track 4 of the upper guide 3a.

The side doors 24a, 24b thus narrow
The wide center door 25 is suspended and supported by the tracks 5 and 4 of the upper guide 3a via wheels 15 and 14, respectively, and is slidably locked by the tracks of the lower guide (not shown), respectively. It is slidably supported.

In the combination sliding door according to the present embodiment having the above-described configuration, when one side door 24a moves by W / 2 and abuts on the other side door 24b, the center door 25 moves to W / W. Although the center door 25 moves four times, the width of the center door 25 is formed to be twice the width of each of the side doors 24a and 24b. Will be released.

As described above, the side doors 24a and 24b
When the slide door is opened and closed, it is linked to the center door 25 via a double speed mechanism so as to move in conjunction with the movement amount of the center door 25 arranged at the center by twice the movement amount. The entire opening / closing port 2 can be opened / closed very easily by just opening / closing one slide door facing the front side in a state where a person is stationary at the opening / closing port or in the minimum moving range.

Although the embodiments of the present invention have been described with reference to the drawings, the specific configuration is not limited to these embodiments, and even if there are changes and additions without departing from the gist of the present invention. Included in the invention. For example, the double speed mechanism used for the combination slide door can reduce the operational load by enlarging the diameter of the pinion gear according to the size and weight of the slide door.

[0054]

The present invention has the following effects.

(A) According to the first aspect of the present invention, the width of the center door in the width direction of the center door is adjusted so that the side door moves in conjunction with the movement amount of the center door located at the center, which is twice as long as the center door. The rotating gear rotatably supported by the gears and the linear gears attached to both side doors are meshed at equal intervals with the rotating gear, so that when opening and closing the sliding door, a person stops at the opening / closing opening or moves little. By simply opening and closing one slide door facing the front side, all of the opening and closing openings can be opened and closed, and the opening and closing operation can be performed by an extremely simple operation.

(B) According to the second aspect of the present invention, since the slide door is suspended and supported so as to be slidable by being pulled by the guide attached to the upper portion of the opening and closing opening, the guide path of the guide is located above the lower surface of the opening and closing opening. The sliding door can be moved smoothly without dust or the like entering the track.

(C) According to the third aspect of the present invention, since the center door has a width approximately half of the width of the opening and closing door and a width twice as large as the side door, the center door is opened. At this time, the entire width of the center door and the two side doors are overlapped, so that the opening and closing opening can be widely used. In addition, since the handle is provided on the surface of the slide door facing the front side, the handle is not concealed at the time of opening and closing, and the operability of the slide door can be improved without hitting the door.

(D) According to the invention of claim 4, since the center door is concealed behind the side doors arranged on both sides of the opening and closing when opened, the opening area of the opening and closing is increased, and The appearance of the sliding door is improved.

[0059]

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a combination slide door showing one embodiment of the present invention.

FIG. 2 is a view as viewed in the direction of arrow A of the assembled combination sliding door.

FIG. 3 is a plan view of the combination sliding door.

FIG. 4A shows a state in which a combination slide door is closed.
(B) shows a state where one side door is opened,
(C) is an explanatory view showing a state where each slide door is completely opened.

5A and 5B show another embodiment of the present invention, wherein FIG. 5A is a partial plan view of a combination sliding door, and FIG.
It is sectional drawing.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Slide door 2 Opening / closing opening 3a Upper guide 3b Lower guide 4, 5 Track 6a, 6b Side door 7 Center door 8, 9 Track 10 Pinion gear (rotating gear) 11a, 11b Rack gear (linear gear) 12, 13 Support 14, 15 Wheel 16a, 16b Handle 17, 18 Support 19, 27 Support shaft 20a, 20b Slide guide 21a, 21b Bracket 22a, 22b Bracket 23 Safety cover 24a, 24b Side door 25 Center door 26 Slide door

Claims (4)

[Claims] 1. A combination sliding door which is slidably supported by guides provided above and below an opening / closing opening, wherein the sliding door comprises a pair of narrow members supported on the same track of the guide. When closing the opening / closing opening supported on the other track of the guide, the side door comprises a wide center door disposed at the center of the side doors.In the middle of the center door in the width direction, Rotary gears are pivotally supported and linear gears are respectively attached to both side doors, and the linear gears are meshed with the rotary gears at equal intervals,
A combination sliding door, wherein the side door is configured to move in conjunction with a movement amount twice as large as the movement amount of the center door. 2. The combination sliding door according to claim 1, wherein the center door and each side door are suspended and supported so as to be slidable by being pulled by a guide attached to an upper portion of the opening / closing opening. 3. The center door has a width of about 1 of the opening and closing opening.
2. The combination sliding door according to claim 1, wherein the sliding door has a width of / 2 and twice the width of the side door, and has a handle on a surface of the sliding door facing the front side. 4. The center door is located at the center of a side door disposed on both sides of the opening and closing port when the opening and closing port is closed, and is located on the back side of the side door when being opened. The combination sliding door according to claim 1, characterized in that: