JP2003221966A - Pull-up preventive device for sliding door type automatic door - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To prevent the formation of opening sections or the like between the vertical stile and opening-section vertical frame of a movable fitting section and between the lower rail and opening-section lower frame of the movable fitting section by bringing the meeting-style rail side of the closed movable fitting section to the state in which the rail side is floated and inclined in the pulled direction when the movable fitting section for a sliding door type automatic door is closed. <P>SOLUTION: The pull-up of the movable fitting section for the sliding door type automatic door closed by installing a pull-up preventive member to an upper section on the door end side of the closed movable fitting section for preventing the pull-up of a meeting style rail for the closed movable fitting section when the movable fitting section for the automatic door is closed, mounting a holddown member for preventing a pull-up on the upper frame side of an opening section and abutting the pull-up preventive member installed to the upper section of the meeting style rail against the holddown member for preventing the pull-up mounted on the upper frame side is obviated. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lifting and holding device for a sliding door automatic door, which prevents the upper rear portion of the sliding door being closed from being pulled up when the sliding door is closed. It is a thing.

[0002]

2. Description of the Related Art In stores such as supermarkets and convenience stores, it is easy for customers to enter and exit the store, and the doors for customers to enter and exit do not have to open and close the door one by one with the purchased goods. Sliding door type automatic doors are becoming common, and because of their convenience, they are beginning to be used in general houses. Further, in order to prevent dew condensation, the window which is an opening, each shoji that opens and closes the entrance and exit, and the opening frame itself for mounting the same have a heat insulating structure.

Also in the sliding door type sliding door type sliding doors, the upper and lower left and right frame members on the outside of the sliding door and the indoor upper, lower, left and right frame members are joined together through heat insulating members. The glass is fitted with a packing material between the frames of the four circumferences to form a heat insulating shoji. Then, as shown in FIG. 9, the external shoji 44 and the internal shoji 45 of this heat insulating structure are provided.
Is fitted into the opening / closing frame of the entrance / exit, which is composed of the left and right opening vertical frames 40, 40, the upper frame having the guide grooves or guide pieces for the shoji screen, and the lower frame sill 41 having the inner and outer rails 42, 43. It is designed to open in the left and right directions. Furthermore, the opening vertical frames 40, 40 and the vertical frames 46, 47 of the inner and outer shojis that come into contact with the vertical frames 40, 40, and the summing frame 48 of the inner and outer shojis that overlap each other when the respective screens are closed, 49
An airtight material and an engaging member for increasing airtightness are provided between them (see the description of FIG. 9).

Further, in the sliding door type automatic door sliding door, there is a gradual gap when the sliding sliding door is closed in order to enhance airtightness between the sliding door and the upper and lower frames of the opening / closing opening of the door when closing the sliding door. Occasionally, the inner and outer rails 42 and 43 attached to the sill of the opening lower frame of the entrance and exit and the pulling members 51 and 5 to part of the guide groove or guide piece of the upper opening frame, respectively.
1, the upper and lower frames of the shoji screens 44 and 45 and the side walls of the guide groove or guide piece of the opening upper frame and the side surfaces of the sill frame of the opening lower frame are pressed to close the shoji screen and the opening and closing upper frame. It is made higher (see the description of FIG. 10). Reference numeral 50 is a notch for increasing the amount of attraction by the attracting member 51.

[0005]

However, in the conventional sliding door type automatic door, a drive motor unit (not shown) for driving the sliding door type opening / closing door to open / close is provided inside the upper frame of the opening. The open / close drive belt or rope hung between the pulleys on the left and right ends of the frame and switches (not shown) are stored, and the open / close drive belt and the upper frame of the shoji are attached with a mounting member to remove the shoji. Open and close.

Since the opening / closing drive belt is pulled through the timing belt attachment portion 52 attached to the upper frame of the inner sliding door 45 that is opened and closed in this manner, the vertical frame (on the door butt side of the inner sliding door 45 to be closed) The summing frame is lifted and pulled more than the lower part, that is, it falls in the pulling direction. In particular, in the case where pulling members are provided on the upper and lower frames of the opening, a force larger than normal force is required at the final closing stage, and if you pull with force on the upper part of the shoji, you will definitely fall ( Leaning phenomenon)
Will be pulled by. The same situation occurs in the type in which the pulling member is provided on the vertical frame side (door end side) of the opening.

Therefore, when the inner sliding door 45 is closed, the upper frame of the inner sliding door 45 and the opening vertical frame 40 are closed in an inclined state as shown in FIG. In such a state, a gap is formed between the opening vertical frame 40 and the vertical frame of the inner shoji 45, and this gap serves as a passage for warm air, cold air, and noise outside the room, and has a surface of thermal efficiency and a surface of sound insulation. However, it is not preferable. Further, since there is a gap between the opening vertical frame 40 and the vertical frame of the inner shoji 45, even if locked, the lock is incomplete. A similar gap is formed between the lower frame of the opening and the lower frame of the inner shoji 45.

Further, in the above-described adiabatic shoji, the frame on the indoor side is cooled by an air conditioner, for example, in summer when the sun is strong.
Since the frame on the outdoor side is strongly exposed to a large amount of solar radiation, expansion due to heat occurs and the frame swells, further promoting the state of being pulled by the opening / closing drive belt at the time of closing.

In view of the above, the present invention has been made to solve the above-mentioned problems, and in the sliding door type automatic door shoji, when the shoji is closed, it is possible to prevent the assembling frame on the door butt side of the shoji to be pulled up. For this purpose, a pull-up prevention member is attached to the upper part of the shoji frame of the shoji to be closed, and a pull-up preventing member is attached to the upper frame side of the opening. Of the sliding door automatic door that is closed by bringing the pull-up prevention member attached to the upper part of the door into contact with the pull-up prevention presser member attached to the upper frame side of the opening. An object of the present invention is to provide a pull-up prevention device for an automatic door.

[0010]

In order to achieve the above-mentioned object, the invention according to claim 1 of the present invention is a sliding door type automatic door provided in an opening of an entrance / exit, which is a door end side of a shoji which is opened and closed. In addition to attaching a hit-carrying pull-up prevention member to the upper part of the above, a pull-up prevention presser member that is in contact with the car-like pull-up prevention member corresponding to the upper frame of the opening of the doorway is attached. In order to achieve the above-mentioned object, the invention according to claim 2 of the present invention is a sliding door type automatic door provided at an opening of an entrance / exit, and is a hit vehicle mounted on the upper part of the door end side of a shoji that is opened and closed. The hitting wheel of the pull-up prevention member is attached so that the height can be adjusted freely.
It is characterized in that a pull-up prevention pressing member corresponding to the upper frame of the opening of the doorway or abutting against the pull-up prevention member with a car is attached.

[0011]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of a pull-up prevention device for a sliding door type automatic door according to the present invention will be described below with reference to FIGS. FIG. 1 is a side view of a pull-up prevention member of the present invention,
2 is a plan view of the pull-up preventing member of the present invention, and FIG.
4 is a rear view of the pull-up preventing member of the present invention, FIG. 4 is a side view of the pull-up preventing press member of the present invention, FIG. 5 is a rear view of the pull-up preventing press member of the present invention, and FIG. FIG. 7 is a top perspective view of a sliding door type automatic door equipped with a sliding door automatic door pull-up prevention device according to the present invention. FIG. 7 is an upper side view of a sliding door type automatic door equipped with a sliding door type automatic door pull-up prevention device according to the present invention. Is.

The pull-up prevention member 4 of the pull-up prevention device for a sliding door type automatic door according to the present invention shown in FIGS.
The sliding door type automatic door is attached to the vertical frame of the sliding door that opens and closes, and the storage box 14 and the bottom portion of the storage box 14 extend and are placed on the upper surface of the upper frame of the sliding door that opens and closes. A rear-view crank having a horizontal mounting piece 17 and a vertical mounting piece 18 provided with a screw hole 25 for screwing the sliding door type automatic door to the assembly frame or vertical frame of the sliding door to be opened and closed. It has a shape.

The storage box body 14 is a substantially rectangular parallelepiped whose upper part is opened with the horizontal mounting piece 17 as a bottom portion, and the storage box body 14 is housed inside the storage box body 14 on both side plates 15 and 15. A retaining groove 27 for receiving the retaining shaft 28 of the pull-up prevention car box 20 and an arc-shaped guide groove 23 for guiding the guide shaft 24 of the pulling-up prevention car box 20 are formed. Further, the back plate 16 of the storage box body 14 has a storage box body 14
There is provided a height adjusting screw 26 that comes into contact with the back plate 21 of the pull-up prevention car box housed inside.

The pull-up prevention car box 20 housed inside the storage box body 14 is composed of a back plate 21 of the pull-up prevention car box and side plates extending forward from both sides of the back plate 21. Pull-up prevention wheels 22 are rotatably supported on the both side plates. Further, a retaining shaft 28, which is guided and supported by a retaining groove 27 formed in the side plate 15 of the storage box body 14, is provided above the side plate of the pull-up prevention car box 20 near the back plate 21. There is. In addition, pull-up prevention car box 2
A guide shaft 24 guided by an arc-shaped guide groove 23 formed on the side plate 15 of the storage box 14 is provided on the side plate 0.

Therefore, the pull-up prevention car box 20 has a retaining groove 27 formed in the side plate 15 of the storage box body 14.
The retaining shaft 28 of the side plate of the pull-up prevention car box 20 is supported by the guide shaft 24 of the side plate of the pull-up prevention car box 20 in the arc-shaped guide groove 23 formed in the side plate 15 of the storage box body 14. It is supposed to be guided. Then, the pull-up prevention car box 20 supported by the storage box body 14 is operated by operating the height adjusting screw 26 of the back plate 16 of the storage box body 14.
The height of the pull-up prevention wheel 22 can be changed from the position shown by the solid line in FIG. 1 to the position shown by the broken line.

Reference numerals 23 'and 27' denote storage boxes 1.
The guide groove 23 and the retaining groove 27 are formed symmetrically with the guide groove 23 and the retaining groove 27 formed on the side plate 15 of the No. 4, depending on whether the left or right vertical frame of the shoji is mounted. It can be used properly.

The pull-up prevention pressing member 5 of the pull-up prevention device for a sliding door type automatic door according to the present invention shown in FIGS.
It is attached to the upper frame of the opening of the entrance and exit, and has inclined guide pieces 32, 32 inclined upward at both ends in the longitudinal direction of the flat plate-shaped guide piece 30, and an opening on one side of the guide piece 30. It is composed of mounting pieces 31 and 34 provided with screw holes 33 for abutting against the side surface and the lower surface of the frame 2 and screwing. Therefore, the guide piece 30 of the pull-up prevention presser member 5 and the inclined guide pieces 32, 32 at both ends in the longitudinal direction of the guide piece 30 are attached so as to project inward from the side surface of the upper frame of the opening of the entrance / exit.

In FIG. 6, the inner shoji makes contact with the opening vertical frame 1 at the entrance and exit, and the pull-up prevention pressing member 5 attached to the opening upper frame 2 at the entrance and exit and the sliding door automatic door are opened and closed. The drawing shows a state in which the pull-up preventing member 4 attached to the summing frame 8 of the inner shoji 3 which is the vertical frame of the inner shoji is in contact with the inner shoji. FIG. 7 shows that the pull-up prevention member 4 and the pull-up prevention presser member 5 of the pull-up prevention device for a sliding door type automatic door of the present invention are attached to the summing frame 8 of the inner shoji 3 and the upper frame 2 of the opening of the doorway, respectively. It is a thing.

The sliding door type automatic door to which the pulling-up prevention member 4 and the pulling-up prevention pressing member 5 of the sliding door type automatic door pulling-up prevention device of the present invention has the same construction as a conventionally known sliding door type automatic door. . That is, the left and right opening vertical frames 1,
The inner shoji 3 is fitted in the frame of the opening of the entrance and exit constituted by 1 and the upper frame 2 of the opening having the guide groove or guide piece of the shoji and the lower frame having the rail.

Further, inside the opening upper frame 2, there are provided pulleys 11, 11 provided at both ends of the opening upper frame 2 and an opening / closing drive unit 10 such as a motor, and the pulley 11 near the opening / closing drive unit 10 is rotationally driven. To do. A timing belt 12 is wound around the pulleys 11 provided at both ends of the opening upper frame 2. The inner shoji 3 is attached to the timing belt 12 by a timing belt attaching member 9 and is opened in the left and right directions by the rotation drive of the opening / closing drive unit 10. The opening / closing drive unit 10 is driven and stopped by the output of a human body detector (not shown) or an opening / closing stop sensor of the internal shoji 3 or a remote control operation.

Next, the mounting and operation of the sliding door type automatic door pull-up prevention device of the present invention to the upper frame of the opening and the shoji screen will be described. First, the pull-out prevention shaft 2 of the pull-up prevention car box 20 in which the pull-up prevention wheel 22 is rotatably supported in the slip-out prevention groove 27 formed in the side plate 15 of the pull-up prevention member 4.
While supporting 8, the pull-up prevention wheel 22 attached to the storage box 14 is inserted in a protruding state. Then, the horizontal mounting piece 17 at the bottom of the pull-up prevention member 4 containing the storage box body 14 is placed on the upper surface of the summing frame 8 of the inner shoji 3 to be opened and closed, and the vertical mounting portion 17 is continued vertically. Attach the mounting piece 18 to the inner shoji 3
The pulling-up preventing member 4 is attached to the summing frame 8 of the inner shoji 3 by applying a fixing member such as a screw to the screw hole 25 provided in the vertical mounting piece 18 while being applied to the side surface of the summing frame 8.

Next, the pull-up prevention presser member 5 is placed on the lower surface of the flat guide piece 30 of the pull-up prevention presser member 5 and on the upper surface of the summing frame 8 of the inner shoji 3 when closed. Pull-up prevention vehicle 2 protruding from the attached pull-up prevention member 4
Adjust the mounting position so that 2 comes. Further, in order to bring the pulling prevention wheel 22 into contact with the lower surface of the flat plate-shaped guide piece 30 of the pulling prevention pressing member 5, the attachment piece 34 of the pulling prevention pressing member 5 is attached to the upper frame of the opening of the entrance / exit. It is attached to the provided screw hole 33 by a fixing member such as a screw. Then, the mounting position is adjusted by operating the height adjusting screw 26 of the back plate 16 of the storage box body 14 of the pull-up prevention member 4, and the lower surface of the flat guide piece 30 of the pull-up prevention holding member 5 is adjusted. The pull-up prevention wheel 22 is brought into contact.

In this way, only the inner shoji with the pull-up prevention member 4 attached to the upper surface of the summing frame 8 of the inner shoji 3 is opened and closed with respect to the pull-up prevention pressing member 5 attached to the upper frame of the opening of the entrance. The opening and closing of the sliding door of the sliding door type automatic door of the type will be described. It has the same structure as a conventionally known sliding door type automatic door, and when a person comes in front of the closed inner shoji 3, it is detected by a human body detector provided at an arbitrary position of the opening of the entrance / exit. A signal is sent to the motor of the opening / closing drive unit 10 to drive the closed inner door 3 to open.

Then, the pulley 11 near the opening / closing drive unit 10
Starts to rotate, and the timing belt 12 which is rotated around this pulley 11 moves, and the timing belt 12 and the inner shoji 3 are attached by the timing belt attaching member 9, so that the inner portion is moved in the direction of arrow A in FIG. The shoji screen 3 moves and the inner shoji screen 3 is opened. When the inner sliding door 3 is completely opened, the rotational driving of the opening / closing drive unit 10 is stopped by the output of the opening / closing stop sensor (not shown), so that the movement of the inner sliding door 3 is stopped.

Next, the opening / closing drive unit 10 is rotationally driven to close the inner sliding door 3 by the output of an opening / closing stop sensor (not shown), and the inner sliding door 3 is closed by the timing belt 12 in the direction of arrow B in FIG. Towed to. Then,
As the inner shoji vertical frame 7 of the inner shoji 3 approaches the opening vertical frame 1, since the pulling member is provided in the guide groove or the guide piece of the opening upper frame 2 and a part of the rail of the opening lower frame, The upper and lower ends of the summing frame 8 of the inner shoji 3 pulled by the timing belt 12 in the closing arrow B direction contact these pulling members. The same applies to the case where the pulling member is provided on the vertical frame side (door end side) of the opening.

Then, the upper end of the summing frame 8 of the inner shoji 3 is
Since it is pulled by the timing belt 12 in the closing arrow B direction, the summing frame 8 on the door butt side of the inner shoji 3 that is closed like the conventionally known sliding door type automatic door is lifted and fell in the pulling direction. It becomes a state. However, a pull-up preventing member 4 having a projecting pull-up preventing wheel 22 is attached to the upper surface of the summing frame 8 of the inner shoji 3 in the closing direction, and the pull-up preventing wheel 22 is attached to the opening of the doorway. Upper frame 2
Tilting guide piece 3 of the pull-up prevention pressing member 5 attached to the
Roll along the two sides. In this way, the pull-up prevention vehicle 2 is moved at substantially the same timing as the pulling of the pulling member is started.
The pull-up prevention member 4 is located at a position where the contact between the pull-up prevention member 4 and the pull-up prevention member 4 starts.

Then, the pulling-up preventing member 4 rolls while being pushed down by the inclined guide piece 32 surface of the pulling-up preventing pressing member 5, and the pulling-up preventing member 4 is pulled up by stopping the inner shoji 3. The prevention wheel 22 stops in a state in which it is pushed downward by the surface of the guide piece 30 following the inclined guide piece 32.

Therefore, the summing frame 8 of the inner shoji 3 having the pull-up prevention presser member 5 mounted on the upper surface is the guide piece 30 surface of the pull-up prevention presser member 5 attached to the opening upper frame 2 of the entrance / exit. Since the upward pulling is restricted, the inner frame of the inner shoji at the time of closing does not pull upward. In addition, like a conventional automatic sliding door, it is between the upper frame of the sliding door and the upper frame of the opening at the time of closing, the vertical frame of the sliding door and the vertical frame of the opening, and the lower frame and the opening of the sliding door. Since no gap is formed between the subframe and the subframe, there is no inconvenience in terms of thermal efficiency and soundproofing, and the lock can be completely locked (see the description of FIG. 8).

[0029]

As described above, according to the first aspect of the present invention.
In the sliding door type automatic door shoji provided at the opening of the entrance and exit, the invention described in (1) above is equipped with a hit-carrying pull-up prevention member on the upper part of the door-end side of the sliding door to be opened and closed, and at the upper frame of the entrance and exit opening. By attaching a pull-up prevention pressing member that abuts against the pull-up prevention member with a hit wheel,
When the sliding door of a sliding door type automatic door is closed, the pulling-up prevention member attached to the upper part of the sliding frame of the sliding door to be closed is brought into contact with the pulling-up prevention pressing member attached to the upper frame side of the opening. It is possible to prevent the sliding door of the sliding door type automatic door from being pulled up.

The invention according to claim 2 of the present invention is
The pull-up prevention member with a hitting wheel attached to the upper part of the door-end side of the shoji that is opened and closed is designed to follow the construction error of the opening frame of the entrance and exit by providing the corresponding car with adjustable height. There is an effect that the height can be adjusted by adjusting the height.

[Brief description of drawings]

FIG. 1 is a side view of a pull-up prevention member of the present invention,

FIG. 2 is a plan view of a pull-up prevention member of the present invention,

FIG. 3 is a rear view of the pull-up prevention member of the present invention,

FIG. 4 is a side view of the pull-up preventing press member of the present invention,

FIG. 5 is a rear view of the pull-up preventing press member of the present invention,

FIG. 6 is a top perspective view of a sliding door type automatic door provided with a pulling up prevention device for the sliding door type automatic door according to the present invention;

FIG. 7 is a side view of the upper part of a sliding door type automatic door provided with a pulling up prevention device for the sliding door type automatic door of the present invention;

FIG. 8 is a schematic view of a sliding door type automatic door provided with a pulling up prevention device for the sliding door type automatic door of the present invention,

FIG. 9 is a cross-sectional view of a conventional sliding door type automatic door,

FIG. 10 is a partially enlarged view of a conventional sliding door type sliding door assembly.

FIG. 11 is a schematic diagram of a conventional sliding door type automatic door in a raised state.

[Explanation of symbols]

1 opening vertical frame, 2 opening upper frame, 3 internal shoji,
4 Lifting prevention member, 5 Lifting prevention presser member,
6 Inner-shoulder upper frame, 7 Inner-shoulder vertical frame, 8 Combination frame,
9 timing belt mounting member, 10 opening / closing drive section, 11 pulley, 12 timing belt, 13
Screw, 14 storage box body, 15 side plate, 16 back plate, 17 horizontal mounting piece, 18 vertical mounting piece, 20
Pull-up prevention car box, 21 Pull-up prevention car back,
22 Pull-up prevention car, 23 Guide groove, 24 Guide shaft, 25 Screw hole, 26 Height adjusting screw, 27
Locking prevention groove, 28 Locking shaft, 30 Guide piece, 31 Mounting piece, 32 Tilt guide piece, 33 Screw hole, 31 Vertical mounting piece, 34 Mounting piece, 40 Opening vertical frame, 41 Sill, 42 Inner rail, 43
Outer rail, 44 Outer shoji, 45 Inner shoji, 46 Outer shoji frame, 47 Inner shoji frame, 48 Outer shoji combination frame,
49 Internal shoji summing frame, 50 notch, 51 pulling member, 52 timing belt mounting part.

Claims (2)

[Claims] 1. A sliding door automatic door provided at an opening of an entrance / exit, wherein a pull-up prevention member with a hitting wheel is attached to an upper part of a door end side of a shoji to be opened / closed, and a vehicle corresponding to an upper frame of an entrance / exit opening A pull-up prevention device for a sliding door type automatic door, characterized in that a pull-up prevention presser member that comes into contact with the attached pull-up prevention member is attached. 2. A sliding door type automatic door provided at an opening of a doorway, wherein a hitting wheel of a pulling-up prevention member with a hitting wheel attached to an upper portion of a door end side of a shoji to be opened and closed is mounted with height adjustable. A pull-up prevention device for a sliding door type automatic door, characterized in that a pull-up prevention presser member that is in contact with a pull-up prevention member with a car is attached to an upper frame of an opening of a doorway.