KR200312172Y1 - Sliding guide apparatus of a folding door - Google Patents

Abstract

The present invention relates to a movement guide device for a folding door, and a single roller is supported by a solid support to remove the gap between the side of the holder and the roller so that the holder is not subjected to lateral torsional stress against the rail attached to the ceiling. It is an object of the present invention to provide a movement guide device of a folding door to allow the door panel to be easily folded.

The present invention is the first "c" shaped steel and installed in a state spaced apart a certain distance in the width direction to configure the outside of the rail; An upper support member attached to an upper portion of an inner surface of the first “c” shaped steel and perpendicular to a width direction of the first “c” shaped steel; A plurality of lower support members spaced apart from each other in the width direction by a lower portion of the inner surface of the first “c” shaped steel and vertically attached to the width direction of the first “c” shaped steel; A plurality of second “c” shaped steels attached to an upper surface of the plurality of lower support members and a lower surface of the upper supporting member, respectively, in the same installation direction as the first “c” shaped steels; A plurality of rails attached to the bottom surface of the second “-” shape steel in the same length direction as that of the second “-” shape steel; A set of rollers mounted on the rails; A roller support coupled to a central portion of the roller to support the roller; A holder having an upper end coupled to the roller support and a door panel coupled to a lower end thereof; The door panel is composed of a gap removing member coupled to an upper end of the holder to remove the gap between the holder and the lower support member so that the door panel is not subjected to a lateral torsional stress. Characterized in that it can be moved steadily in close contact with the inner surface of the.

According to the present invention, in a state in which a set of rollers are mounted on the door panel through the holder, the gap removing member is further mounted on the upper end of the holder to effectively remove the gap between the holder and the lower support member when the door panel is moved. Thereby, there is an effect that the roller is not subjected to the lateral torsional stress and the roller is not detached.

Description

Folding guide movement guide device {SLIDING GUIDE APPARATUS OF A FOLDING DOOR}

The present invention relates to a movement guide device of a folding door, and more specifically, to a rail attached to the ceiling, by steadily supporting the side of the holder and the gap between the rollers so that the holder is not subjected to lateral torsional stress. The present invention relates to a folding guide moving guide device that allows a door panel to be easily folded with only a roller of a jaw.

As is well known, the conventional folding door is used for various entrance gates and gates, factory doors, doors of electric vehicles, etc., and is used for closing or opening entrances. In addition, since a single operator can quickly open and close a large-area door in a factory or the like by the operation of a motor, its use has increased rapidly in recent years.

Hereinafter, the structure of a conventional folding door will be described with reference to the drawings.

1A and 1B are plan views illustrating a folding door installation structure according to a conventional embodiment. Referring to this, the conventional folding door (2) is provided with a rail (6) is installed on the ceiling of the door installation portion, such as a warehouse, so as not to interfere with the movement of a rail car or a general vehicle, and folds sliding along the rail (6) A part of the upper surface of the door panels 8a, 8b, 10a and 10b is coupled to the rail 6.

In addition, the folding door panels 8a, 8b, 10a, and 10b have hinges 12 mounted between the door panels 8a, 8b, 10a, and 10b so that they can be folded in multiple stages, and the hinges 12 are referred to. The foldable door panels 8a, 8b, 10a, and 10b are divided into outer door panels 8b and 10b and inner door panels 8a and 10a, and the outer door panels 8b and 10b are doors 14. It is coupled by the hinge 16 to one side wall.

On the other hand, since the conventional folding door 2 has a large weight of the folding door 2 itself, the door is not folded by the hydraulic operation or the motor as in a general entrance door or a vehicle door, and a separate operation system ( 20) is provided.

The operation system 20 is coupled to the movable member 22, one end of which is coupled to the inner side door panels 8a and 10a, and the other end of which is coupled to the movable member 22 to move the force of the movable member 22. Connecting rods 24 for delivering the doors to the door panels 8a, 8b, 10a, and 10b, and a guide rail 26 for slidably guiding the movable member 22, provided with a chain or the like therein. 6) and is mounted on the base ceiling horizontally, one side of the guide rail 26 is mounted with a motor 28 for applying a driving force to the inner chain of the guide rail 26.

Therefore, when the motor 28 is driven, the driving force is transmitted to the chain or the like located inside the guide rail 26, the moving member 22 coupled with the chain in accordance with the position movement of the chain is guided The rail 26 is moved to both sides. Then, as the moving member 22 is moved, the moving force pulls the inner door panels 8a and 10a through the connecting rods 24 so that the inner door panels 8a and 10a and the outer door panels 8b and 10b are moved. The door is opened by being folded about the hinge 12.

Since the door closing operation is the reverse of the opening operation, description thereof will be omitted.

The folding door 2 is an operation system 20 for folding the rail 6 on which the folding door panels 8a, 8b, 10a and 10b are guided and the folding door panels 8a, 8b, 10a and 10b. ) Are mounted on the ceiling of each base.

2a and 2b is a perspective view showing a conventional folding door mounting and its moving structure. Conventionally, a plurality of rollers (30a, 30b) is inserted into a pair with respect to the rail (6) mounted on the ceiling of the doorway, coupled to the center of the inner surface of the rollers (30a, 30b), the rollers (30a, 30b) rail ( A roller support 32a is coupled to maintain the vertical position with respect to 6). In addition, an upper end of the holder 34 is coupled to the center portion of the roller support 32a, and a door panel (for example, 8a) is attached to the lower end of the holder 34.

However, the door panel mounting and the moving structure of the structure described above are frequently used when moving the door panel 8a because the weight of the door panel 8a is large to guide the movement by a set of rollers 30a and 30b. Since the rollers 30a and 30b are pushed in the lateral direction, there is a problem that the rollers 30a and 30b are separated from the rails 6.

Therefore, recently, two sets of rollers 30a, 30b, 30c, and 30d are constituted, and the roller supports 32a and 32b are provided at the center of the roller supports 32a and 32b for supporting the rollers 30a, 30b, 30c, and 30d. The folding door mounting and moving device has been released to configure the intermediate connecting rod 36 perpendicular to 32b) and to couple the upper end of the holder 34 to the central predetermined portion of the intermediate connecting rod 36.

However, the folding door mounting and moving device can be accessed through the doorway because the doorway 8a is fully folded and the doorway is opened less than the length of the intermediate connecting rod 36 when the doorway is opened. There was a problem that the amount of access that is present is reduced. In addition, there was a disadvantage in that the length between the door panel 8a and the holder 34 cannot be adjusted.

The present invention has been made in view of the above-described state of the art, and a pair of sets is securely supported to remove the gap between the side of the holder and the roller so that the holder is not subjected to lateral torsional stress with respect to the rail attached to the ceiling. It is an object of the present invention to provide a moving guide device of a folding door that allows the door panel to be easily folded using only a roller.

1A and 1B are plan views illustrating an installation structure of a folding door according to a conventional embodiment;

2A and 2B are perspective views illustrating a mounting and moving structure of a folding door according to a conventional embodiment;

Figure 3 is a side cross-sectional view cut away the side to show the structure of the movement guide device of the folding door according to an embodiment of the present invention.

* Description of the symbols for the main parts of the drawings *

40: moving guide device, 42: first "C" shaped steel,

46: lower support member, 48: upper support member,

50: second "c" shaped steel, 52A, 52B: rail,

54: gap removing member, 56: friction buffer member,

58: Height adjustment screw.

In order to achieve the above object, according to a preferred embodiment of the present invention and the first "c" shaped steel provided to be spaced apart a predetermined distance in the width direction to configure the outside of the rail; An upper support member attached to an upper portion of an inner surface of the first “c” shaped steel and perpendicular to a width direction of the first “c” shaped steel; A plurality of lower support members spaced apart from each other in the width direction by a lower portion of the inner surface of the first “c” shaped steel and vertically attached to the width direction of the first “c” shaped steel; A plurality of second “c” shaped steels attached to an upper surface of the plurality of lower support members and a lower surface of the upper supporting member, respectively, in the same installation direction as the first “c” shaped steels; A plurality of rails attached to the bottom surface of the second “-” shape steel in the same length direction as that of the second “-” shape steel; A set of rollers mounted on the rails; A roller support coupled to a central portion of the roller to support the roller; A holder having an upper end coupled to the roller support and a door panel coupled to a lower end thereof; The door panel is composed of a gap removing member coupled to an upper end of the holder to remove the gap between the holder and the lower support member so that the door panel is not subjected to a lateral torsional stress. Provided is a movement guide device for a folding door, which can be moved reliably in a state in close contact with the inner side of the door.

Preferably, the movement guide device of the folding door is provided on both inner surfaces of the movable groove is equipped with a friction buffer plate for reducing the frictional force with the gap removing member.

More preferably, the movement guide device of the folding door is provided on the inner circumference of the holder insertion hole of the door panel further comprising a height adjusting screw made of a female screw and a male screw.

Hereinafter, the present invention will be described in detail with reference to the drawings.

Figure 3 is a side cross-sectional view cut away the side to show the structure of the movement guide device of the folding door according to an embodiment of the present invention.

Referring to this, the movement guide device 40 of the folding door according to an embodiment of the present invention is the first "c" shaped steel 42 installed at a predetermined distance apart in the width direction to configure the outside of the rail 42 The upper support member 48 is provided on both sides thereof and is attached to the upper side of the first "c" shaped steel 42 perpendicular to the width direction of the first "c" shaped steel 42. It is composed. At this time, the support member 48 is preferably composed of a shape steel of a predetermined shape, it is to support the upper side of the first "c" shaped steel (42).

In addition, a plurality of lower support members spaced apart from each other in the width direction by the lower portion of the inner surface of the first "C" -shaped steel 42 and vertically attached to the width direction of the first "C" -shaped steel 42. 46 is configured. Since the plurality of lower support members 46 are spaced apart from each other by a predetermined distance, a moving groove in which the holder 34 moves is formed between the lower support members 46 in the longitudinal direction of the lower support member 46.

On the other hand, a plurality of second "C" characters attached to the upper surface of the plurality of lower support members 46 and the lower surface of the upper support member 48 in the same installation direction as the first "C" -shaped steel 42, respectively. The shaped steel 50 is configured.

In addition, a plurality of rails 52a and 52b attached to the bottom surface of the second “c” shaped steel 50 in the same longitudinal direction as that of the second “c” shaped steel 50 are formed. The rails 52a and 52b are attached in the same longitudinal direction as that of the second " c " shaped steel 50 in the form of a circular rod.

In addition, a set of rollers (30a, 30b) are respectively mounted on the rail (52a, 52b), the roller support for supporting the roller (30a, 30b) in the transverse direction at the center of the roller (30a, 30b) ( 32a). On the other hand, the upper end is coupled to the roller support (32a), there is provided a holder 34 coupled to the door panel (8a ') at the bottom.

In the same figure, the gap removing member coupled to the upper end of the holder 34 to remove the gap between the holder 34 and the lower support member 46 so that the door panel 8a 'is not subjected to lateral torsional stress. 54) is provided. The gap removing member 54 is firmly in close contact with the inner surface of the moving groove of the lower support member 46 when the door panel 8a 'is moved, so that the holder 34 or the door The panel 8a 'is not subjected to torsional stress in the transverse direction.

Preferably, the inner surface of the lower support member 46 has a “b” shaped steel 44 for preventing abrasion of the inner surface of the lower support member 46 in the direction of the inner edge of the lower support member 46. Attached.

More preferably, friction damping plates 56 are mounted on both inner surfaces of the movable groove to reduce frictional force with the gap removing member 54.

On the other hand, the movement guide device 40 of the folding door according to the present invention is provided with a height adjusting screw 58 to adjust the height of the holder 34 of the door panel (8a '), the door panel ( A plurality of female threads are laid out on the inner circumference of the holder insertion hole of 8a '), and a plurality of male threads are laid out on the outer circumferential edge of the holder.

Accordingly, in the movement guide device 40 of the folding door according to the embodiment of the present invention having the above-described configuration, a set of rollers 30a and 30b mount the door panel 8a 'through the holder 34. In the state, the gap removing member 54 is further mounted on the upper end of the holder 34 to effectively remove the gap between the holder 34 and the lower support member 46 when the door panel 8a 'is moved. As a result, the rollers 30a and 30b are not subjected to the lateral torsional stress so that the rollers 30a and 30b are not detached. In addition, even when the door panel 8a 'is completely folded and the doorway is opened, only one set of rollers 30a and 30b is formed, so that the doorway passage area becomes large.

In addition, by attaching a friction damping member 56 resistant to friction on both sides of the lower support member 46, it is possible to reduce the friction between the holder 34 and the lower support member 46, the holder 34 Since the height adjustment screw 58 is provided between the door panel 8a and the door panel 8a, the mounting height of the door panel 8a can be freely adjusted.

On the other hand, the movement guide device of the folding door according to an embodiment of the present invention is not limited only to the above embodiment is possible various modifications within the scope not departing from the technical gist.

As described above, the movement guide device of the folding door according to the present invention is in a state in which a set of rollers to mount the door panel via the holder, by further mounting a gap removing member on the upper end of the holder and the holder during movement of the door panel; By effectively eliminating the gap with the lower support member, there is an effect that the roller is not subjected to the lateral torsional stress and the roller is not detached.

Claims (3)

A first " c " shaped steel installed at a predetermined distance from the width direction to constitute the outside of the rail; An upper support member attached to an upper portion of an inner surface of the first “c” shaped steel and perpendicular to a width direction of the first “c” shaped steel; A plurality of lower support members spaced apart from each other in the width direction by a lower portion of the inner surface of the first “c” shaped steel and vertically attached to the width direction of the first “c” shaped steel; A plurality of second “c” shaped steels attached to an upper surface of the plurality of lower support members and a lower surface of the upper supporting member, respectively, in the same installation direction as the first “c” shaped steels; A plurality of rails attached to the bottom surface of the second “-” shape steel in the same length direction as that of the second “-” shape steel; A set of rollers mounted on the rails; A roller support coupled to a central portion of the roller to support the roller; A holder having an upper end coupled to the roller support and a door panel coupled to a lower end thereof; The door panel is composed of a gap removing member coupled to an upper end of the holder to remove the gap between the holder and the lower support member so that the door panel is not subjected to a lateral torsional stress. Moving guide device of the folding door, characterized in that to be able to move steadily in close contact with the inner surface of the. 2. The movement guide apparatus of a folding door according to claim 1, wherein a friction buffer plate for reducing friction with the gap removing member is mounted on both inner surfaces of the movable groove. The movement guide device of the folding door according to claim 1, wherein the holder insertion hole inner circumference of the door panel further includes a height adjusting screw made of a female screw and a male screw.