JPH07259422A - Mounting structure for opening/closing door - Google Patents

Abstract

PURPOSE:To execute the mounting work of an opening/closing door easily, rapidly, and accurately. CONSTITUTION:An opening/closing door 7 is suspension supported by a support plate 13 which is provided with an opening/closing device 34 to open and close the opening/closing door 7 and a spring balancer 45 to excite the opening/closing door 7 in normally closing direction, at the putting-in/out port 6 of a steel tower. Also the support plate 13 is suspension supported by shafts 11 and nuts 14 on an upper stage horizontal beam 8 installed on its upper side so that its height can be adjusted.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mounting structure for an opening / closing door, and more particularly to improvement of mounting workability.

[0002]

2. Description of the Related Art A building is provided with an opening / closing door that connects and disconnects the inside and the outside of the building so that articles can be carried in and out. Generally, such an opening / closing door is, for example, the actual opening 58-
As disclosed in Japanese Patent No. 35579, Japanese Utility Model Laid-Open No. 2-2383, Japanese Patent Application Laid-Open No. 60-109471, etc., it is suspended and supported by a guide rail attached to a support plate above an opening of a building. The opening / closing operation device attached to the opening portion and installed on the support plate causes the opening / closing operation in the left-right direction along the guide rail.

[0003]

However, the method of attaching the opening / closing door to the opening of the building is generally such that the opening / closing door suspended from the guide rail is pulled up by the winch together with the support plate, and both sides of the opening are opened. Since the support plate is attached to the pillar installed upright so that the opening / closing door has a predetermined height, the door unit, which is a heavy object with the opening / closing door etc. attached to the support plate, is carefully pulled up by the winch. In this state, it is necessary to adjust the mounting height of the opening / closing door while gradually winding and rewinding the winch, which is troublesome for the mounting work and is difficult to adjust the height.

The present invention has been made in view of the above points, and an object of the present invention is to lift a door by a winch by adjusting the height of the supporting plate together with the supporting plate in a state of being suspended. Compared to the case where the height is adjusted, the work for attaching the opening / closing door is to be performed easily, quickly, and accurately.

[0005]

In order to achieve the above object, the present invention is directed to a mounting structure for mounting an opening / closing door for communicating / blocking the inside and the outside of a building with an opening formed in the building. , Took the following solutions.

That is, the first solution means of the present invention is the first support means provided with the opening / closing operation means for opening / closing the opening / closing door and the biasing means for constantly pressing the opening / closing door in the closing direction. The opening / closing door is suspended and supported at the opening of the building. Further, it is characterized in that the first supporting means is suspended and supported by a suspending means so as to be adjustable in height to a second supporting means provided above the first supporting means.

According to a second solving means of the present invention, in the first solving means, a shaft having an upper end attached to the second supporting means as a suspending means and having a threaded portion on the outer circumference, and a lower end of the threaded portion of the shaft It is characterized by adopting a nut that is screwed to.

A third solving means of the present invention is the second solving means according to the first solving means, wherein the first supporting means is positionally adjustable in the vertical and front-rear directions by an L-shaped metal fitting consisting of a vertical surface portion and a horizontal surface portion. It is characterized in that it is attached to the lower third supporting means.

According to a fourth solving means of the present invention, in the third solving means, the first elongated hole extending in the vertical direction is formed in either one of the vertical surface portion of the L-shaped metal fitting and the first supporting means. A second elongated hole extending in the front-rear direction is formed on one of the horizontal surface portion of the L-shaped metal fitting and the third supporting means.
Further, the first bolt inserted into the first elongated hole, and the first bolt
The first nut is fastened to the first nut that is screwed onto the bolt.
By attaching the supporting means to the vertical surface of the L-shaped metal fitting such that the height can be adjusted in the vertical direction, and by fastening the second bolt inserted into the second elongated hole and the second nut screwed into the second bolt. It is characterized in that the L-shaped metal fitting is attached to the third support means so that the position thereof can be adjusted in the front-rear direction.

[0010]

With the above structure, in the first solution means of the present invention, the opening / closing door is hung and supported by the hanging means at the opening of the building and the height is adjusted by the hanging means. The step of carefully pulling up the door unit, which is a heavy object provided with the door, the opening / closing operation means, etc., on the first support means, is until the door unit is handed over to the hanging means, and after the handing over, the above-mentioned In the state where the door unit is separated from the winch and the troublesome height adjustment by the winch becomes unnecessary, and the door unit is suspended by the suspending means,
The opening / closing door can be attached to the opening of the building simply, quickly and accurately by adjusting the height of the hanging means itself.

According to the second solution of the present invention, the height of the door unit is adjusted little by little by the rotating operation of the nut with respect to the threaded portion of the shaft, and the mounting workability is improved.

In the third solution means of the present invention, the first supporting means in a state of being suspended by the suspending means on the second supporting means is the third supporting means below the second supporting means via the L-shaped metal fitting.
Since it is attached to the support means, the opening / closing door does not shake in the front / rear and left / right directions, and the attachment state is stable.

According to the fourth solution of the present invention, the vertical and front-back positions of the opening and closing door are fine within the range of the dimensions of the first and second elongated holes formed in the vertical surface portion and the horizontal surface portion of the L-shaped metal fitting. Adjusted to further improve the installation work.

[0014]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 4 shows an elevator type multi-level parking facility 1 to which an opening / closing door mounting structure according to an embodiment of the present invention is applied. The multi-level parking facility 1 includes a steel tower 2 as a building, an elevator hoistway 4 for raising and lowering an elevator 3 is provided inside the steel tower 2, and a plurality of parking shelves 5 are provided on both sides of the elevator hoistway 4. , 5, ... Are arranged in a hierarchy in a multi-tiered manner. Further, a rectangular entrance / exit opening 6 is formed as an opening on the ground side of the steel tower 2, and opening / closing doors 7 for opening / closing on the left and right sides are attached to the entrance / exit opening 6 to open / close the opening / closing door 7. The inside and the outside of the steel tower 2 are communicated and cut off by the above.

At the time of warehousing, the opening / closing door 7 is opened and the warehousing vehicle C is loaded onto the elevator 3 from the warehousing / unloading port 6, and the elevator 3 is lifted to the side of the intended parking shelf 5 to pallet the warehousing vehicle C. While the P is sent from the elevator 3 to the parking rack 5 for storage, the elevator 3 is lifted up to the side of the parking rack 5 in which the outgoing vehicle C is stored when the vehicle exits, and the outgoing vehicle C is lifted from the parking rack 5 together with the pallet P to the elevator 5. 3, the elevator 3 is lowered, and the elevator 3 exits from the open / close port 6.

The steel tower 2 is composed of a large number of support columns, a plurality of horizontal beams which are vertically spanned between the columns at predetermined intervals, and a large number of diagonal members which are spanned between the upper and lower horizontal beams. Thus, the frame is constructed, and these constituent materials are also arranged around the loading / unloading port 6 inside the steel tower 2. That is,
As shown in FIG. 1, above the loading / unloading port 6, an upper horizontal beam 8 made of I-shaped steel as the second supporting means is arranged, and diagonal members 9, 9 are arranged on the left and right sides of the loading / unloading port 6, respectively. Has been done. Further, below the upper horizontal beam 8 above the loading / unloading port 6, a lower horizontal beam 10 as a third supporting means is horizontally mounted with its both ends supported by the diagonal members 9, 9. 1 is a view of the opening / closing door 7 attached to the loading / unloading port 6 as seen from the inside of the steel tower 2.

As shown in FIGS. 1 to 3, the lower flange 8a of the upper and lower flanges 8a, 8a of the upper horizontal beam 8 is provided with two shafts 11, 11 having screw portions 11a on the outer circumference. Two nuts 1 at the top and bottom of each
It is attached by sandwiching the lower flange 8a with 2, 12, and a nut 14 is screwed onto the lower ends of the threaded portions 11a of the both shafts 11, 11.
Then, with the lower ends of the shafts 11 and 11 being inserted into the insertion holes 13a and 13a of the support plate 13 serving as the first supporting means from above, the nuts 14 are screwed into the threaded portions 11a of the lower ends of the shafts 11. As a result, the support plate 13 is suspended and supported so that its height can be adjusted. Therefore, the shaft 11 and the nut 14 constitute a suspending means 15 for suspending and supporting the support plate 13 on the upper horizontal beam 8 in a height-adjustable manner.

The support plate 13 includes three L-shaped metal fittings 18, 18, ... Comprising a vertical surface portion 16 and a horizontal surface portion 17.
Is attached to the lower horizontal beam 10 so that the position thereof can be adjusted in the vertical and front-back directions. Specifically, in the vertical plane portion 16 of each of the L-shaped metal fittings 18, two first elongated holes 16a, 16a extending in the vertical direction (only one is shown in FIG. 3) are provided.
And the horizontal plane portion 17 is formed with two second elongated holes 17a, 17a (only one is shown in FIG. 3) extending in the front-rear direction. Then, the support plate 13 is fastened with the two first bolts 19 and 19 inserted into the first elongated holes 16a and the two first nuts 20 and 20 screwed into the first bolts 19. Is attached to the vertical surface portion 16 of each of the L-shaped metal fittings 18 so that the height can be adjusted in the vertical direction.
Is obtained by fastening the two second bolts 21 and 21 inserted into the second elongated holes 17a and the two second nuts 22 and 22 screwed to the second bolts 21 to the lower horizontal beam 10 described above. It is attached to the front and rear so that the position can be adjusted.

The opening / closing door 7 is the inner two first doors 2.
3, 23 and two outer second doors 24, 24, and the right two first and second doors 23, 24 in FIG. 1 open and close the opening on the right half of the loading / unloading port 6. The first and second doors 23 and 24 on the left side in FIG. 1 are for opening and closing the left half opening of the loading / unloading port 6. Further, two hangers 25, 26 having different lengths are extended upward at the upper ends of the first and second doors 23, 24, and the hanger 25, 26 has two upper and lower guide rollers 27, 26. 28 is rotatably attached.

On the other hand, at the lower end of the support plate 13,
The two guide rails 29, 29 have bolts 31, 31, ... And nuts 32, 32 via spacers 30, 30.
2 and the outer two second doors 24, 24 are attached to the guide rail 29 on the right side in FIGS. 2 and 3.
Are suspended by vertically engaging the guide rollers 27 and 28, and the two inner first doors 23 and 23 are provided on the left guide rail 29 in FIGS. 2 and 3. 28 is suspended from the up and down direction. Also, these first and second doors 23,
The lower end of 24 is movably engaged with two rail portions 33a, 33a of a guide rail 33 laid on the lower end (floor surface) of the loading / unloading opening 6. This opens and closes the door 7
Are suspended and supported by the support plate 13 at the loading / unloading port 6 of the steel tower 2, and when the door is opened / closed, the opening / closing door 7, that is, the first four
And the second doors 23, 24 on the upper two guide rails 2
Two rail parts 3 of 9, 29 and the lower guide rail 33
3a and 33a are used to guide in the left-right direction.

Further, above the guide rails 29, 29 of the support plate 13, an opening / closing operation device 34 is installed as an opening / closing operation means for opening / closing the opening / closing door 7. The opening / closing operation device 34 includes three large and small sprockets 35, 36, 37 which are coaxially and rotatably arranged on the right end of the support plate 13, and a large and small sprocket 35 which is rotatably and coaxially arranged on the left end of the support plate 13. Three sprockets
Endless chains 40 and 41 are respectively wound around the two large and small sprockets 38 and 39 on the left side and the two right side sprockets 36 and 37 having the same diameter.

Further, a drive motor 42 is installed above the three large and small sprockets 35, 36, 37 on the right side, and the sprocket 43 rotatably and integrally connected to the output shaft of the drive motor 42 is formed by an endless chain 44. It is drivingly connected to a lower maximum sprocket 35.

The first door 2 inside the opening / closing door 7
3, 23 are connected to the endless chain 40 wound around the sprockets 36, 38 having the larger diameter via the longer hanger 25, and the outer second
The doors 24, 24 are sprockets 37, 3 with the smaller diameter.
It is connected to the endless chain 41 wound around 9 via a longer hanger 25. Further, the diameters of these sprockets 36 to 39 are set to be twice as large as those of small diameters, so that the inner first door 2
The opening / closing speed of 3, 23 is twice the opening / closing speed of the outer second doors 24, 24.

Further, a spring balancer 45 as a biasing means is installed on the support plate 13, and the spring balancer 45 is mounted on the endless chain 41.
, So that the opening / closing door 7 is always biased in the closing direction.

By rotating the sprockets 36 to 39 in the counterclockwise direction in FIG. 1 by starting the drive motor 42, the opening / closing door 7 (first and second doors 23,
24) is closed as shown by the solid line in FIG. 1, while the sprockets 36 to 39 are rotated in the clockwise direction in FIG. 1 by the activation of the drive motor 42, whereby the opening / closing door 7 (first and second doors) is rotated. 23, 24) are opened as shown by the phantom line in FIG.

Next, how to attach the opening / closing door 7 to the loading / unloading port 6 of the steel tower 2 will be described.

First, the lower guide rail 33 is laid on the lower end (floor surface) of the loading / unloading port 6.

Next, the support plate 13 on which the guide rails 29, 29, the opening / closing actuator 34 and the spring balancer 45 are installed is pulled up by the winch to the side of the lower horizontal beam 10 above the loading / unloading port 6 and attached to the upper horizontal beam 8. The lower ends of the shafts 11, 11 are inserted into the insertion holes 13a, 13 of the support plate 13 from above, and the nut 14 is screwed into the threaded portion 11a to suspend the support plate 13 at an approximate position.

Then, the support plate 13 is connected to the lower horizontal beam 10 by the L-shaped metal fitting 18. At this time, the relationship between the L-shaped metal fitting 18, the support plate 13, and the lower horizontal beam 10 is in a temporarily fixed state.

After that, the opening / closing door 7 is attached to the guide rail 2 described above.
The first and second doors 2 are hung on 9, 29
After connecting the longer hangers 25 of 3, 24 to the endless chains 40, 41, the support plate 13 is adjusted to a predetermined height by screwing the nut 14 forward and backward. The L-shaped metal fitting 18 is attached to the lower horizontal beam 10 so that it is located at the proper mounting position.
The position of the L-shaped metal fitting
Adjust the vertical position of the support plate 13 with respect to
First tighten the first and second bolts 19 and 21 and the first and second nuts 20 and 22.

As described above, in this embodiment, since the height of the opening / closing door 7 is adjusted while the opening / closing door 7 is hung by the hanging means 15, the opening / closing door 7 is winched until the mounting is completed. Since it is not necessary to lift the door, it is possible to eliminate the troublesome height adjustment by the winch, and moreover, the height adjustment by the suspending means 15 allows the opening / closing door 7 to move the opening / closing door 7 into and out of the steel tower 2 easily. Can be attached to.

In the above embodiment, the support plate 13
Is connected to the lower horizontal beam 10 via the L-shaped metal fitting 18, it is possible to prevent the opening / closing door 7 from swinging in the front / rear and left / right directions and to stabilize the mounting state. Moreover, the height of the door unit can be adjusted little by little by the rotating operation of the nut 14, and the workability of mounting can be improved.

Further, in the above embodiment, the vertical and front-back positions of the opening / closing door 7 are defined by the first and second elongated holes 16a formed in the vertical plane portion 16 and the horizontal plane portion 17 of the L-shaped metal fitting 18, respectively.
Fine adjustment is possible within the range of the size of 17a, and the mounting work can be further improved.

In the above embodiment, the upper and lower sides of the opening / closing door 7
First and second elongated holes 16a for adjusting the position in the front-rear direction,
Although 17a is formed on the L-shaped metal fitting 18 side, it may be formed on the lower horizontal beam 10 and the support plate 13.

Further, in the above embodiment, the spring balancer 45 is adopted as the urging means, but a tension coil spring, a heavy cone or the like may be used.

Further, in the above embodiment, the case where the opening / closing door 7 is opened left and right is shown, but a single opening system may be used, and the number of doors is not limited to four, but may be two, and the door may be opened and closed in the vertical direction. It may be of a system.

[0038]

As described above, according to the present invention of claim 1, the opening / closing door is suspended and supported by the first supporting means at the opening of the building, and the first supporting means is provided above the opening and closing door. Two
Since the height is adjusted by suspending it on the supporting means by the suspending means, it is not necessary to carefully pull up the door unit, which is a heavy object, with the winch, and it is easy, quick, and accurate without the troublesome height adjustment by the winch. A door can be attached to the opening of the building.

According to the second aspect of the present invention, since the height of the door unit is adjusted little by little by the rotating operation of the nut, the mounting workability can be improved.

According to the third aspect of the present invention, since the first supporting means in the suspended state is attached to the third supporting means below the second supporting means via the L-shaped metal fitting, the front / rear / left / right of the opening / closing door It is possible to stabilize the mounting state by eliminating shaking in the direction.

According to the fourth aspect of the present invention, the first bolt is inserted into the first elongated hole formed in either the vertical surface portion of the L-shaped metal fitting or the first supporting means to finely adjust the height. At the same time, the second bolt is inserted into the second elongated hole formed on either the horizontal surface portion of the L-shaped metal fitting or the third supporting means to finely adjust the position in the front-rear direction, so that the mounting work is further improved. Can be made.

[Brief description of drawings]

FIG. 1 is a view of an opening / closing door attached to a loading / unloading port as seen from the inside of a steel tower.

FIG. 2 is a sectional view taken along line II-II in FIG.

FIG. 3 is an enlarged view of part A in FIG. 2 before suspending the opening / closing door.

FIG. 4 is a schematic configuration diagram of an elevator type multi-level parking facility.

[Explanation of symbols]

 2 Steel Tower (Building) 6 Entry / Exit Port (Opening) 7 Opening / Closing Door 8 Upper Horizontal Beam (Second Supporting Means) 10 Lower Horizontal Beam (Third Supporting Means) 11 Shaft 11a Screw Part 13 Supporting Plate (First Supporting Means) 14 Nut 15 Suspending Means 16 Vertical Surface 16a First Long Hole 17 Horizontal Surface 17a Second Long Hole 18 L-shaped Metal Fitting 19 First Bolt 20 First Nut 21 Second Bolt 22 Second Nut 34 Opening / Closing Actuating Device (Opening / Closing Actuating Device) ) 45 spring balancer (biasing means)

Claims (4)

[Claims] 1. A mounting structure for mounting an opening / closing door for connecting / disconnecting the inside and the outside of a building to an opening formed in the building, the opening / closing operating means for opening / closing the opening / closing door, and the opening / closing door. The opening and closing door is suspended and supported by an opening of a building by a first supporting means having a biasing means for constantly biasing the first supporting means in the closing direction, and the first supporting means is provided above the second supporting means. An opening / closing door mounting structure in which a height is adjustable by a hanging means to support it. 2. The suspending means comprises a shaft having an upper end attached to the second supporting means and having a threaded portion on the outer circumference, and a nut screwed to the lower end of the threaded portion of the shaft. Opening door mounting structure described in 1. 3. The first support means is attached to a third support means below the second support means by an L-shaped metal fitting composed of a vertical surface portion and a horizontal surface portion so that the position can be adjusted in the vertical and front-back directions. The opening / closing door mounting structure according to claim 1. 4. A first elongated hole extending in the vertical direction is formed in either one of the vertical surface portion of the L-shaped metal fitting and the first supporting means, and the horizontal plane portion and the third surface of the L-shaped metal fitting are formed.
A second elongated hole extending in the front-rear direction is formed in either one of the supporting means, and the first supporting means includes a first bolt inserted into the first elongated hole and a first bolt screwed into the first bolt. The L-shaped metal fitting is attached to the vertical surface of the L-shaped metal fitting so as to be vertically adjustable in height by fastening with a nut, and the L-shaped metal fitting includes a second bolt inserted into the second elongated hole, and the second bolt. 4. The opening / closing door mounting structure according to claim 3, wherein the opening / closing door is mounted on the third supporting means so as to be positionally adjustable in the front-rear direction by fastening with a second nut that is screwed into