JP2000213262A - Articulated sliding gate door - Google Patents

Abstract

PROBLEM TO BE SOLVED: To surely prevent the mutual contact of longitudinally adjacent door bodies by providing a contact-preventing roller on the end opposite to a guide roller of one door body. SOLUTION: Four door bodies 7B-7E arranged successively adjacently on the rear side of a front door body 7A are provided with, on the right end side, guide rollers 10B-10E movably fitted to the expansible and contractible guide part of each door body 7A-7E adjacent to the front side thereof. Support frames 11A-11E capable of supporting the upper side of each door body 7A-7E and storing each door body 7B-7E in the inside thereof are provided on the respective trucks 8A-8E of the front door body 7A, the middle door bodies 7B-7D and the rear door body 7E. Contact preventing rollers 12A-12D for guiding the upper part of the middle door bodies 7B-7D and the rear door body 7E are provided on the left end-side upper parts of the front door body 7A and the middle door bodies 7B-7D. When the upper side of each of the adjacent door bodies 7A-7E is longitudinally inclined, each contact-preventing roller 12A-12D makes contact with the upper rail 14 of the counter door body 7B-7E to prevent the contact between the adjacent door bodies 7A-7E.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a double sliding door system in which a plurality of doors arranged along the longitudinal direction of a guide rail are connected so as to be extendable and contractible.

[0002]

2. Description of the Related Art A double sliding door system in which a plurality of doors arranged along the longitudinal direction of a guide rail are provided close to each other in the front-rear direction and each of the doors is stretchably connected to each other has been conventionally used. There is one described in Japanese Unexamined Patent Publication No. Hei 8-226293.

This double sliding door system comprises a plurality of doors arranged along the longitudinal direction of a guide rail, which are arranged close to each other in the front-rear direction. A carriage that moves along the guide rail is provided at the lower end of both ends of the middle door body and the rear door body that are sequentially arranged adjacent to the rear side of the front door body. A pair of upper and lower guide rollers that are movably fitted in the longitudinal direction of the telescopic guides on both sides are provided, and a bogie that moves along the guide rails is provided at the lower part on the left end side, and each front door, middle door, and rear door are provided. On each bogie of the body, there is provided a support frame that supports the upper side of the front door, the middle door, and the rear door, and is capable of storing the doors therein so that the doors can be freely inserted and removed.

[0004]

In this double sliding door system, there are telescopic guides on both the upper and lower sides of the front and middle doors on the front side, and the guide rollers fitted to the telescopic guides are located on the rear side. There is a support frame on the upper and lower sides of one end in the longitudinal direction of the middle door body and the rear door body, and there is a support frame on the other end side in the longitudinal direction of each door body. Although it is supported, since the length of each door body in the longitudinal direction is large, if there is a construction error of the guide rail, poor height adjustment of the wheels of each bogie, or a construction error, the upper side of the door body will be back and forth. Tilted in the direction
When the gate expands and contracts, the side opposite to the guide roller of the door comes into contact with the upper part of the adjacent door, so that opening and closing of the gate becomes heavy.

The present invention has been made in view of the above problems, and even if there is a slight construction error in a guide rail or the like, it is possible to reliably prevent the doors adjacent in the front-rear direction from coming into contact with each other. The object of the present invention is to provide a double sliding door system which can be easily opened and closed, and does not require precision in manufacturing a door body, construction of a guide rail, adjustment of a wheel of a bogie, etc., and can be easily produced and constructed. I do.

[0006]

SUMMARY OF THE INVENTION The present invention provides a guide rail.
A plurality of doors 7A to 7E provided with carts 8A to 8E running along 5 are arranged close to each other in the front-rear direction, and one of the doors 7A to 7E adjacent in the front-rear direction, one of the doors in the front-rear direction. Telescopic guides 9A to 9D are provided on the bodies 7A to 7D, and guide rollers 10B to 10E guided by the telescopic guides 9A to 9D are provided on one end side of the other doors 7B to 7E, respectively, on the carts 8A to 8E. , The doors 7A to 7E on the carts 8A to 8E
Support frames 11A to 11E are provided to support the upper side of the door and to allow the other door bodies 7B to 7E to be freely inserted and removed, and when the doors are opened and closed, the plurality of door bodies 7A to 7E are sequentially arranged from one side in the front-rear direction.
In the double sliding door type gate which is adapted to extend and contract along, the guide rollers 10B to 10 of the doors 7A to 7D on one side are provided.
At the end opposite to E, contact preventing rollers 12A to 12D are provided to guide the upper sides of the other doors 7B to 7E so that the adjacent doors 7A to 7E do not contact each other in the front-rear direction. I have.

[0007]

An embodiment of the present invention will be described below in detail with reference to the drawings.

The drawings illustrate a case where the present invention is applied to a five-door sliding door system. In FIGS. 1 to 4, reference numeral 1 denotes an entrance structure such as a block wall, and 2 denotes an entrance. 3 is the door housing,
Reference numeral 4 denotes a door stop pillar.
Are located on both sides of Doorway 2 in the site inside Doorway Structure 1. A pair of front and rear guide rails 5 are laid on the ground of the doorway 2 in the left-right direction from the door storage section 3 side to the door stop post 4 side. Reference numeral 6 denotes a telescoping five-door-type gate body which is movably provided along a guide rail 5 so as to open and close the entrance 2.

The gate body 6 is, as shown in FIGS.
The doors 7A to 7E arranged along the longitudinal direction of the guide rail 5 (hereinafter, referred to as left and right directions) are moved close to each other in the front-rear direction.
A truck 8A that moves along the guide rails 5 below the left and right ends of a door 7A (hereinafter, referred to as a front door 7A) disposed at one end (front side) in the front-rear direction. Are provided respectively, and the other end side (rear side) of the front door body 7A in the front-rear direction.
Four doors 7B to 7E (hereinafter, referred to as middle doors 7B to 7D and rear door 7E) in the left-right direction (right end) adjacent to the front of each A guide roller 10 that is movably fitted in the left and right direction with the telescopic guides 9A to 9D of the doors 7A to 7D.
B to 10E are provided with carts 8B to 8E which move along the guide rails 5 at the lower part on the other end side (left end side) in the left-right direction.

The upper sides of the doors 7A to 7E are supported on the carts 8A to 8E of the front door 7A, the middle doors 7B to 7D, and the rear door 7E, and the doors 7B to Support frames 11A to 11E capable of storing the 7E freely are provided. 5 doors 7A
7E, the front door 7A is located above the other end (left end) in the left-right direction of the front door 7A and the middle doors 7B to 7D excluding the rear door 7E.
And contact prevention rollers 12A to 12D for guiding the upper portions of the middle doors 7B to 7D and the rear door 7E adjacent to the rear side of the middle doors 7B to 7D. A handle for opening and closing is provided on the left end of the rear door 7E.
13 and a locking device are provided.

Each of the doors 7A to 7E has a pair of upper and lower upper frames 14 and lower frames 15 arranged in the left-right direction substantially parallel to the guide rails 5.
And a pair of left and right vertical stairs 16 connecting the left and right ends of the upper and lower stiles 14 and 15 vertically, and a lower stile 15 at equal intervals in the left and right direction.
And a large number of lattice members 17 arranged vertically between the upper frame 14 and the upper frame 14.

As shown in FIGS. 5 to 8, the upper frame 14 and the lower frame 15 have rectangular cross-sections which are long in the vertical direction. It is formed over the entire length in the direction. A pair of upper and lower guide ribs 14a, 15a is integrally formed in each of the telescopic guide portions 9A to 9D over substantially the entire length in the left-right direction.

As shown in FIGS. 2 and 3, each of the carts 8A to 8E has a cart frame 18 projecting in the front-rear direction of the door bodies 7A to 7E and a wheel bracket 19 at both front and rear ends of the cart frame 18. And a wheel 20 rotatably supported by the wheel bracket 19. A lateral slip prevention roller 21 and a fall prevention wheel 22 rotatably supported via a longitudinal axis are provided outside each wheel bracket 19. The wheels 20 can roll freely on the guide rail 5 in the left-right direction. The side slip prevention roller 21 contacts the guide rail 5 from the outside to prevent side slip, and the overturn prevention wheel 22 is engaged with the guide rail 5 from below to prevent overturn.

As shown in FIGS. 2 and 3, the support frames 11A to 11E are integrally provided with a pair of front and rear vertical frame portions 23 and an upper frame portion 24 connecting the upper ends of the vertical frame portions 23 back and forth. The vertical frame portions 23 are fixed on both front and rear ends of the bogie frame 18.

In the front door 7A, the upper frame 14 and the lower frame 15 at both ends in the left-right direction are detachably attached to the upper frame portion 24 of the support frame 11A and the bogie frame 18 of the bogie 8A via fixing brackets 25 and 26, respectively. It is fixed to.
In addition, the middle door bodies 7B to 7D and the rear door body 7E have upper and lower frames 14 and 15 on the left end side in the left-right direction via supporting brackets 27 and 28.
11B-11E and the bogie frame 18 of the bogies 8B-8E are respectively detachably fixed to the bogie frame 18 of the bogies 8B-8E. The fixing brackets 25 and 26 are L-shaped,
The fixing brackets 27 and 28 are T-shaped and are fixed to the lower surface of the upper frame portion 24 or the upper surface of the bogie frame 18 by bolts 29, 30 and the like, and the upper frame 14 or the lower frame 15 by the bolts 31, 32 and the like. Fixed to the front side.

Between the doors 7B to 7E and the bogie frame 18 of the bogies 8A to 8D and the upper frame portions 24 of the support frames 11A to 11D, the doors 7B to 7E are provided.
Doors 7B to 7E when inserting and removing the support frames 11A to 11D.
Is the bogie frame 18 of the bogies 8A to 8D and the upper frame portion 24 of the supporting frames 11A to 11D.
There is a predetermined gap so as not to interfere. The support frame
11A to 11E have the same shape and size.

At the left and right ends of the upper frame 14 and the lower frame 15 of each of the doors 7A to 7E, support brackets 33 to 36 to be fitted into the upper frame 14 and the lower frame 15 as shown in FIGS. End plates 40 to 43 are detachably fixed through the upper frame 14 and the lower frame 15 by the end plates 40 to 43.
Are closed at both ends. Each door 7A-7D except rear door 7E
The end plates 40 and 42 on the left end side are formed of thick plates also serving as stopper stoppers.

The support brackets 33 to 36 of the front door 7A are frame 1
The bolts 31 and 32 are detachably fastened to the fixing brackets 25 and 26 with the bolts 31 and 32 interposed therebetween. In addition, support brackets for front doors 7B to 7E
33, 34 are fixing brackets 27, 28 with bolts sandwiching the frames 14, 15
It is detachably fastened to.

At the right end of the upper frame 14 and lower frame 15 of each of the doors 7B to 7E except the front door 7A, L-shaped mounting plates 37, 38 in plan view are bolted from the right end to the front. Guide rollers 10B to 10E and stoppers 47B to 47E are provided in front of the mounting plates 37 and 38. The mounting plates 37, 38 are removably fastened to support fittings 34, 36 fitted in the upper frame 14 and the lower frame 15 by bolts 45, 46 and screws 48, 49.

Each of the guide rollers 10B to 10E is attached to the mounting plate 3
7 and 38, are rotatably supported by support shafts 50 and 51 formed of bolts, and have guide grooves 52 and 53 on the outer periphery.
The upper and lower guide ribs 14a, 15a engage with the guide grooves 52, 53, and are rotatably fitted to the telescopic guide portions 9A to 9D of the front doors 7A to 7D. The stoppers 47B to 47E are made of an elastic material such as rubber, and are bent to the front side from the mounting plates 37 and 38 and are screwed into bending portions 54 and 55 projecting into the telescopic guides 9A to 9D.
When the doors 7A to 7E are extended, the doors 7A to 7E come into contact with the left end plates 40, 42 of the front doors 7A to 7D.

At the left end of the upper frame 14 of each of the doors 7A to 7D except for the rear door 7E, a mounting plate 59 is detachably fixed outside the end plate 40 by a pair of upper and lower bolts 58. Board
At the rear end side of 59, contact prevention rollers 12A to 12D are rotatably supported by a vertical axis 60. The mounting plate 59 has bearings 61 on both upper and lower sides of the contact prevention rollers 12A to 12D, and the bearing 61 holds the longitudinal axis 60. Each of the contact prevention rollers 12A to 12D partially protrudes rearward from the upper frame 14, so that when the upper side of each of the adjacent door bodies 7A to 7E inclines in the front-rear direction, the doors 7B to 7E on the other side are inclined. It comes into contact with the frame 14 to prevent contact between adjacent doors 7A to 7E.

When the double sliding door is opened to open the entrance 2, the supporting frame 11A on the left end side of the front door 7A and the bogie 8A
The doors 7A to 7E are stored in the door storage unit 3 in a state where the middle doors 7B to 7D and the rear door 7E are inserted and contracted, respectively.

When the doors 7A to 7E are extended from the open state to close the entrance 2 as follows.
That is, when the rear door body 7E is pulled toward the door stop column 4 in the direction of arrow a, the rear door body 7E first moves along the guide rail 5 toward the door stop column 4. At this time, a pair of front and rear wheels 20 mounted on the cart 8E of the rear door body 7E travel on each guide rail 5 while the lateral displacement in the front and rear direction is regulated by the lateral displacement prevention roller 21 of each guide rail 5.

The right end of the rear door 7E is provided with a guide roller.
Since 10E is fitted into the telescopic guide 9D of the front middle door 7D, the upper and lower guide rollers 10E pass through the telescopic guide 9D while being supported by the telescopic guide 9D of the middle door 7D. a Moves in the direction indicated by the arrow. At this time, the guide grooves 52,5 of the guide roller 10E
Since 3 is engaged with the guide ribs 14a and 15a, the right end side of the rear door 7E moves while maintaining a certain distance from the middle door 7D.

On the other hand, the left end side of the rear door body 7E is a guide roller 10E.
Since it is away from the vehicle, it is supported by the cart 8E and the support frame 11E. However, if there is a construction error, a construction defect, or the like of the guide rail 5, it is likely to fall in the front-rear direction. However, if the rear door body
Even when 7E is inclined forward, the upper frame 14 of the door body 7E abuts against the contact prevention roller 12D of the front middle door body 7D, and contacts as the rear door body 7E moves in the direction of arrow a. Prevention roller 12D
Guides the rear door body 7E while rotating, so that there is no direct contact between the rear door body 7E and the front middle door body 7D, and the rear door body
7E can be moved lightly and lightly in the direction of arrow a.

When the rear door 7E moves in the direction of the arrow a by the length thereof, the stopper 47E comes into contact with the end plates 40 and 42 of the front middle door 7D. When the rear door body 7E is further pulled in the direction indicated by the arrow a, the middle door body 7D is pulled in the direction indicated by the arrow a via the stopper 47E and the abutting plates 40 and 42. The cart 8D on the left end and the guide roller 10D on the right end
It moves while being supported and guided by. Hereinafter, similarly, the middle door body 7C, the middle door body 7B, and the front door body 7A sequentially extend in the direction of the arrow a in the order, and the middle door bodies 7B to 7D and the front door body 7A extend from the rear door body 7E to the maximum. Then, the left end side of the door body 7E comes into contact with the door stop pillar 4 to close the entrance 2 in the extended state.

Conversely, when opening the doorway 2, the rear door
7E is pushed in the opening direction in the direction indicated by the arrow a. Then the rear door body 7E
Moves to the right and contracts. Then, when the rear door body 7E is inserted into the support frame 11D of the middle door body 7D up to the contraction limit,
The trolley 8E on the left end side of the rear door 7E contacts the trolley 8D of the middle door 7D.

Also at this time, since the guide roller 10E of the rear door 7E rolls in the direction indicated by the arrow a in the telescopic guide portion 9D of the middle door 7D, the right end of the rear door 7E is It can be guided in the direction indicated by the arrow a along 7D. When the rear door body 7E is inclined forward, the upper part of the rear door body 7E comes into contact with the contact prevention roller 12D of the middle door body 7D, and the rear door body rotates while the contact prevention roller 12D rotates. 7E is guided in the direction indicated by the arrow a. Therefore,
The rear door body 7E can be moved lightly and lightly in the contraction direction.

After the trolley 8E of the rear door body 7E and the trolley 8D of the middle door body 7D come into contact with each other, if the trolley is further pushed in the direction shown by the arrow a, the rear door body
7E and the middle door body 7D move integrally in the direction indicated by the arrow a, and thereafter, the middle door body 7C, the middle door body 7B, and the front door body 7A sequentially move in the direction indicated by the arrow a, and each door moves. Door body storage unit 3 with bodies 7A to 7E contracted
Can be stored in

As described above, one embodiment of the present invention has been described in detail, but the present invention is not limited to this embodiment. That is, in the embodiment, a five-door sliding door is exemplified, but a double-door or more double-door can be similarly implemented.

Although the rear door 7E is operated in the opening and closing direction for opening and closing, the front door 7A may be operated to open and close. For example, in the embodiment illustrated in FIG. 1, the front door 7A may be an opening / closing operation side, and a door stop pillar may be provided on the right side thereof. Further, even when the rear door 7E is used as the opening / closing operation side, the carriages 8E may be provided at the left and right ends of the door 7E, and the carriages 8A to 8D may be provided at the right ends of the other doors 7A to 7D. Of course, the carts 8A to 8E may be provided at both ends of each of the doors 7A to 7E.

Further, in the embodiment, each of the front doors 7A to 7D
The doors 7B to 7E are provided with contact prevention rollers 12A to 12D so as to guide one side (front side) of the doors 7B to 7E. The contact prevention rollers 12A to 12D may be provided. In that case, of the two door bodies adjacent to each other in front and rear, contact prevention rollers 12A to 12D are provided on the door bodies 7A to 7D side provided with the telescopic guides 9A to 9D, and the contact prevention rollers 12A to 12D are The doors 7A to 7D may be arranged at the end opposite to the guide rollers 10B to 10E in the longitudinal direction.

[0033]

According to the present invention, the door 7A adjacent to the end of one of the doors 7A to 7D opposite to the guide rollers 10B to 10E is provided.
7E so that they do not touch each other in the front-rear direction.
The contact prevention rollers 12A to 12D are provided to guide the upper side of the doors 7A to 7E. The doors 7A to 7E can be opened and closed lightly and smoothly. Therefore, it is easy to manufacture the doors 7A to 7E, the trolleys 8A to 8E, etc., and at the time of laying the guide rails 5, the trolley 8A.
There is an advantage that precision is not required for the height adjustment and the like of the wheel 20 on the side of ~ 8E, and it can be easily manufactured and constructed. In addition, contact prevention roller 12
The structure prevents the doors 7A to 7E adjacent to each other at A to 12D from contacting each other.Therefore, it is not necessary to make the entirety of the doors 7A to 7E, the carts 8A to 8E, etc. rigid, and each part can be easily configured. There are advantages that can be done.

[Brief description of the drawings]

FIG. 1 (I) is a plan view of a gate showing one embodiment of the present invention, and (II) is a front view thereof.

FIG. 2 is a side view of a gate showing one embodiment of the present invention.

FIG. 3 is a perspective view of a gate showing one embodiment of the present invention.

FIG. 4 is a schematic plan view of a gate showing one embodiment of the present invention.

FIG. 5 is a right side view, partially broken away, of a gate showing one embodiment of the present invention.

FIG. 6 is a partially cutaway left side view of the gate showing the embodiment of the present invention.

FIG. 7 is a plan sectional view of an upper side of a gate showing one embodiment of the present invention.

FIG. 8 is a plan sectional view of a lower part of a gate showing one embodiment of the present invention.

[Explanation of symbols]

 5 Guide rail 7A Front door 7B ~ 7D Middle door 7E Rear door 8A ~ 8E Truck 9A ~ 9D Telescopic guide 10B ~ 10E Guide roller 11A ~ 11E Support frame 12A ~ 12D Contact prevention roller

Claims (1)

[Claims] 1. A bogie traveling along a guide rail (5).
A plurality of doors (7A) to (7E) equipped with (8A) to (8E) are arranged close to each other in the front-back direction, and the front-back direction of the door bodies (7A) to (7E) adjacent in the front-back direction (7A) to (7D) on one side of the telescopic guide (9
A) to (9D), guide rollers (10B) guided by the telescopic guides (9A) to (9D) to one end of the other door bodies (7B) to (7E).
(10E), respectively, and on the carts (8A) to (8E), the carts (8A) to
(8E) Supports the upper side of the doors (7A) to (7E) on the upper side and another door
(7B)-Support frame (11A) that can store (7E) freely
(11E), wherein a plurality of doors (7A) to (7E) are sequentially extended and retracted along one guide rail (5) from one side in the front-rear direction at the time of opening and closing. The adjacent doors (7A) to (7E) do not contact each other at the end of one of the doors (7A) to (7D) opposite to the guide rollers (10B) to (10E) in the front-rear direction. As described above, a double sliding door system provided with contact prevention rollers (12A) to (12D) for guiding the upper sides of the other door bodies (7B) to (7E).