JPH09240971A - Door device of elevator - Google Patents

Abstract

PROBLEM TO BE SOLVED: To carry out hanging adjustment of the door (adjustment of height and inclination of a door) of an elevator without labor and skillfulness, surely and simply. SOLUTION: In this door device of an elevator in which the door is opened or closed right and left by rolling the roller 5 of a hangingly holding plate fitted to the upper part of the door 1 of the elevator on a rail 4, it is provided with a hanging adjusting means 10 which is provided on the right and left of the hangingly holding plate between the door 1 and the hangingly holding plate, hangs the door 1, and adjusts the height and inclination of the door 1, and a door positioning adjusting means 15 which is arranged between the lower end part of the door 1 and a sill 19 at hanging adjustment of the door 1, and adjusts inclination of the door 1 by a support 17 just touched with the side of the lower end part of the door 1 so as to position the door 1.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an elevator door device that opens and closes an entrance of an elevator, and more particularly, more reliably adjusts the suspension of an elevator door (adjustment of the height and inclination of the door) without requiring labor and skill. The present invention relates to an extremely inexpensive elevator door device that can be easily and easily operated.

[0002]

2. Description of the Related Art Conventionally, an elevator door device has been constructed such that a roller of a suspension plate attached to an upper portion of an elevator door rolls on a rail to open and close the door left and right. .

FIG. 4 is a front view showing a structural example of a door suspension device portion in a conventional elevator door device of this type, and FIG.
FIG. 3 is a side view showing a configuration example of the door suspension device section. FIG.
In FIG. 5 and FIG. 5, 1 is an elevator door (similar to a car door and a landing door), 2 is an L-shaped suspension plate fixed to the upper edge of the door 1 by a bolt 3, and its surface Are arranged parallel to the surface of the door 1.

Further, 4 is a flat rail which is fixed to a car or a landing and keeps horizontal, and 5 is a flange-shaped suspension roller, which is mounted on an upper portion of the suspension plate 2 by a shaft 6.
The rail 4 is sandwiched between the flanges of the rollers 5. The shaft 6 has a center at a position eccentric to the center of the roller 5.

Further, 7 is a guide roller arranged in contact with the lower portion of the rail 4, and 8 is a shaft for mounting the guide roller 7 on the suspension plate 2. Furthermore, an adjustment plate 9 for height adjustment is mounted between the door 1 and the suspension plate 2.

Now, in such an elevator door apparatus, the suspension adjustment of the door 1 (the height and inclination adjustment of the door 1) is performed as follows. First, the shaft 6 mounted on the roller 5 is used. Ie axis 6
Has a center at a position eccentric with respect to the center of the roller 5 as described above, so that the shaft 6 adjusts the lateral inclination (tilt) of the door 1.

Next, an adjusting plate 9 is provided between the door 1 and the suspension plate 2.
Is inserted to adjust the gap between the lower surface of the door 1 and the upper surface of the sill (not shown). However, such an elevator door device has the following problems.

That is, in order to adjust the suspension of the door 1, a two-stage adjustment is required, in which the eccentric shaft 6 adjusts the left and right inclination (tilt) of the door 1 and the adjustment plate 9 adjusts the vertical gap of the door 1. In addition, since this adjustment uses an eccentric shaft 6 or an adjustment plate 9 is inserted, and because the installation site has poor footing and is dim, etc., fine adjustment is required. This adjustment requires labor and skill.

Further, it is difficult to adjust the front-back inclination (tilt) of the door 1 by the above adjusting method. further,
Since the eccentric shaft 6 is used, there is a problem in cost.

[0010]

As described above, in the conventional elevator door apparatus, not only is it necessary to adjust the suspension of the door, but it is necessary to adjust the inclination (tilt) of the front and rear of the door. It was difficult and there was a problem in terms of cost.

An object of the present invention is to provide an extremely inexpensive elevator door device that can perform elevator door suspension adjustment (door height and tilt adjustment) more reliably and easily without requiring labor and skill. To provide.

[0012]

In order to achieve the above object, an elevator door is opened and closed left and right by a roller of a suspension plate attached to the upper part of the door of the elevator rolling on a rail. In the door apparatus of claim 1, first, in the invention corresponding to claim 1, the suspension is provided between the door and the suspension plate on the left and right of the suspension plate to suspend the door and adjust the height and inclination of the door. The adjusting means is provided.

Further, in the invention according to claim 2, when the suspension of the door is adjusted, the inclination of the door is adjusted by a support which is arranged between the lower end portion of the door and the sill and which just touches the side surface of the lower end portion of the door. Door position adjusting means for positioning the door.

Further, in the invention according to claim 3, a suspension adjusting means is provided between the door and the suspension plate on the left and right of the suspension plate to suspend the door and adjust the height and inclination of the door. And a door positioning adjusting means which is arranged between the lower end of the door and the sill during suspension adjustment of the door, and which adjusts the tilt of the door by a support that just touches the side surface of the lower end of the door to position the door. Be prepared.

Here, in particular, as the suspension adjusting means,
For example, as described in claim 4, the mounting brackets are respectively mounted at two left and right positions on the lower end of the suspension plate, and are respectively mounted between the respective mounting brackets and the upper part of the door, and the door is loosened / tightened. Is preferably composed of an adjusting bolt and a fixing nut for moving the elevator in the ascending / descending direction to adjustably fix the height of the door.

Further, as the adjusting bolt and the fixing nut, it is preferable that two sets are attached so as to be positioned in the front-rear direction of the door as described in claim 5, for example. On the other hand, as the suspension adjusting means, for example, as described in claim 6, it may be composed of the support for holding the door horizontally and vertically and the jack-up bolt for sliding the support in the vertical direction of the elevator. preferable.

As the suspension adjusting means, for example, as described in claim 7, the support for holding the door horizontally and vertically, the jack-up bolt for sliding the support in the vertical direction of the elevator, and the jack. It is preferably composed of a stopper that limits the sliding amount of the up bolt.

Therefore, first, in the elevator door device according to the first, fourth, and fifth aspects of the invention, the door is hung between the door and the hanging plate, and the height and inclination of the door are increased. By providing the suspension adjusting means for adjusting the suspension on the left and right of the suspension plate, it is possible to more surely and easily adjust the inclination (tilt) of the door to the left and right and the height when adjusting the suspension of the door.

Further, by installing two sets of adjusting bolts and fixing nuts which form a part of the suspension adjusting means so as to be positioned in the front-rear direction of the door, during suspension adjustment of the door,
It is also possible to adjust the front / rear tilt (tilt) of the door.

Further, since no special parts such as an eccentric shaft as in the past are used, the cost can be remarkably reduced. On the other hand, in the elevator door device of the invention corresponding to claim 2, claim 6, and claim 7, when adjusting the suspension of the door, between the lower end portion of the door and the sill, just touch the side surface of the lower end portion of the door. By arranging the door positioning adjusting means for adjusting the inclination of the door by the support to position the door, it is possible to easily position the door when adjusting the suspension of the door.

Further, the support for holding the door horizontally and vertically is slid in the vertical direction of the elevator by the jack-up bolt so that the height of the support is adjusted when the height of the door is adjusted, and the door is positioned. Can be performed even more easily.

Further, by limiting the sliding amount of the jack-up bolt by the stopper, the height of the door can be easily adjusted when the height of the support is adjusted, and the door can be positioned more easily.

On the other hand, in the elevator door device according to the third and fourth to seventh aspects of the invention, the door is hung between the door and the hanging plate, and the height and inclination of the door are adjusted. By providing the suspension adjusting means to the left and right of the suspension plate, the left and right inclination (tilt) of the door and the height adjustment can be performed more reliably and easily during the suspension adjustment of the door.

Further, by installing two sets of adjusting bolts and fixing nuts forming a part of the suspension adjusting means so as to be positioned in the front-rear direction of the door, during suspension adjustment of the door,
It is also possible to adjust the front / rear tilt (tilt) of the door.

Furthermore, since no special parts such as an eccentric shaft as in the past are used, the cost can be remarkably reduced. On the other hand, at the time of adjusting the suspension of the door, a door positioning adjusting means for positioning the door by adjusting the tilt of the door by a support that just touches the side surface of the lower end of the door is provided between the lower end of the door and the sill. This makes it possible to easily position the door when adjusting the suspension of the door.

Further, the support for holding the door horizontally and vertically is slid in the vertical direction of the elevator by the jack-up bolt, so that the height of the support is adjusted when the height of the door is adjusted, and the door is positioned. Can be performed even more easily.

Further, by limiting the sliding amount of the jack-up bolt by the stopper, the height of the door can be easily adjusted when the height of the support is adjusted, and the door can be positioned more easily.

[0028]

BEST MODE FOR CARRYING OUT THE INVENTION An embodiment of the present invention will be described in detail below with reference to the drawings. FIG. 1 is a side view showing a configuration example of an elevator door device according to the present embodiment, and FIG.
4 is a front view showing a configuration example of a door suspension device section in the elevator door device, FIG. 3 is a side view showing a configuration example of a door suspension device section in the elevator door device, and FIG.
The same parts as those in FIG. 5 are designated by the same reference numerals and the description thereof will be omitted. Only different parts will be described here.

That is, as shown in FIGS. 1 to 3, the elevator door device of this embodiment has a door 1 and a suspension plate 1.
1, a suspension adjusting device 10 for suspending the door 1 and adjusting the height and inclination of the door 1 is provided at two positions on the left and right sides of the suspension plate 11, and further, at the time of suspending the door 1, the lower end of the door 1 is adjusted. Between the portion and the sill 19, a door positioning adjusting device 15 for positioning the door 1 by adjusting the inclination of the door 1 by a support 17 that just touches the lower end side surface of the door 1 is arranged.

Here, the suspension adjusting device 10 includes a suspension plate 11
The mounting brackets 12 are respectively mounted at two left and right positions on the lower end of the door, and are mounted between the mounting brackets 12 and the upper portion of the door 1, respectively. By loosening / tightening the door 1 to move in the vertical direction of the elevator. Two sets of adjusting bolts 13 for fixing the height of the door 1 in an adjustable manner
a, 13b and two sets of fixing nuts 14a, 14b.

Further, the above two sets of adjusting bolts 13a and 13a
b and the two sets of fixing nuts 14a and 14b are attached so as to be positioned in the front-rear direction of the door 1 as illustrated. Furthermore, the suspension adjustment device 10 is configured to
The mounting bracket 12 has a stepped structure so that the adjustment value does not change due to rotation, and the mounting bracket 12 does not rotate with respect to the suspension plate 11.

On the other hand, the door positioning adjusting device 15 includes the support 17 for holding the door 1 horizontally and vertically,
It comprises a jack-up bolt 16 for sliding the support 17 in the vertical direction of the elevator, and a stopper 18 for limiting the sliding amount of the jack-up bolt 16.

The support 17 has a stepped structure in order to correct the twist in the frontal direction of the door 1. Next, a suspension adjustment operation of the door 1 in the elevator door device of the present embodiment configured as described above will be described.

When the suspension adjustment of the door 1 is performed, first, the two sets of the fixing nuts 14a and 14a of the suspension adjusting device 10 are first adjusted.
After loosening b, the two sets of adjustment bolts 13a and 13b of the suspension adjustment device 10 are tightened until the gap between the lower end of the door 1 and the sill 19 becomes larger than an appropriate adjustment value.
Lift the door 1.

Next, the door positioning adjusting device 15 is set between the lower end of the door 1 and the sill 19. At this time, the front and rear set positions are based on the sill 19. Next, the support 17 is slid in the ascending direction (upward direction) of the elevator by the jack-up bolt 16.

At this time, the amount of sliding of the jack-up bolt 16 is set by the stopper 18 so that the gap has an adjusted value. Next, the two sets of adjustment bolts 13a and 13b of the suspension adjusting device 10 are lowered and set so that the support 17 and the lower end of the door 1 are just touched.

By the above operation, the door 1 is set to an appropriate adjustment value by the support 17. Next, the suspension adjusting device 10 fixes the door 1 to the suspension plate 11. As this fixing method, after tightening one fixing nut 14a or 14b, the other fixing nut 14b or 14a is tightened.
Tighten and fix.

At this time, since the door 1 is set in the proper adjustment state by the door positioning adjusting device 15 as described above, the two adjusting bolts 13 of the suspension adjusting device 10 are set.
The door 1 can be properly adjusted only by fixing a and 13b.

That is, the height and the inclination (tilt) of the door 1 due to the suspension adjusting device 10 being provided on the left and right of the suspension plate 11, and the inclination (tilt) of the front and rear of the door 1 are as follows. Adjustment bolts 13a, 13 of the suspension adjusting device 10
Since two sets of b and the fixing nuts 14a and 14b are attached in the front-rear direction of the door 1, adjustments can be made respectively.

As described above, in the elevator door device of this embodiment, between the door 1 and the suspension plate 11,
Since the suspension adjusting device 10 that suspends the door 1 and adjusts the height and the inclination of the door 1 is provided on the left and right of the suspension plate 11, when the suspension of the door 1 is adjusted, the left and right inclinations (tilting) of the door 1 occur. , And the height can be adjusted more reliably and easily.

Further, the adjusting bolts 13a and 13b and the fixing nuts 14a and 1 which constitute a part of the suspension adjusting device 10 are provided.
Since two sets of 4b are mounted so as to be positioned in the front-rear direction of the door, it is possible to adjust the front-back inclination (tilt) of the door 1 which was difficult in the past when adjusting the suspension of the door 1. It will be possible.

Further, since the structure is such that no special parts such as the eccentric shaft 6 are used as in the prior art, it is possible to obtain a highly reliable door device which is extremely inexpensive in terms of cost.

On the other hand, at the time of adjusting the suspension of the door 1, the tilt of the door 1 is adjusted by the support 17 that just touches the side surface of the lower end portion of the door 1 between the lower end portion of the door 1 and the sill 19. Since the door position adjusting device 15 for performing the above operation is arranged, it is possible to easily position the door 1 when adjusting the suspension of the door 1.

Further, since the support 17 for holding the door 1 horizontally and vertically is slid in the elevator up-and-down direction by the jack-up bolt 16,
When the height of the door 1 is adjusted, the height of the support 17 can be adjusted to more easily position the door 1.

Furthermore, since the slide amount of the jack-up bolt 16 is limited by the stopper 18, the height of the door 1 can be easily adjusted when the height of the support 17 is adjusted, so that the door 1 can be positioned more easily. It becomes possible to perform it more easily.

As described above, the suspension adjustment of the elevator door 1 (adjustment of the height and the inclination of the door) can be performed more reliably and easily without requiring labor and skill as in the conventional case.

[0047]

As described above, in the elevator door device in which the door is opened and closed left and right by the roller of the suspension plate attached to the upper portion of the elevator door rolling on the rail. According to the inventions corresponding to claim 1, claim 4 and claim 5, provided on the left and right of the suspension plate between the door and the suspension plate, the door is suspended and the height and inclination of the door are adjusted. Since the suspension adjustment means is provided, it is possible to perform suspension adjustment (door height and tilt adjustment) of the elevator door more reliably and easily without the need for labor and skill. A device can be provided.

Further, according to the inventions corresponding to claims 2, 6, and 7, when adjusting the suspension of the door, it is arranged between the lower end portion of the door and the sill, and is just on the side surface of the lower end portion of the door. Since the door positioning adjustment means for adjusting the door tilt by adjusting the tilt of the door by the touch support is provided, the elevator door suspension adjustment (door height and tilt adjustment) does not require time and skill. An extremely inexpensive elevator door device that can be more reliably and easily provided can be provided.

Further, claim 3, claim 4 to claim 7.
According to the invention corresponding to, the suspension adjustment means, which is provided between the door and the suspension plate on the left and right of the suspension plate to suspend the door and adjusts the height and inclination of the door, and suspension adjustment of the door. Since it is arranged between the lower end portion of the door and the sill at the time, a support for just touching the side surface of the lower end portion of the door is provided with door positioning adjusting means for adjusting the tilt of the door to position the door. It is possible to provide an extremely inexpensive elevator door device that can perform elevator door suspension adjustment (door height and tilt adjustment) even more reliably and easily without requiring labor and skill.

[Brief description of drawings]

FIG. 1 is a side view showing an embodiment of an elevator door device according to the present invention.

FIG. 2 is a front view showing a configuration example of a door suspension device portion in the elevator door device of the same embodiment.

FIG. 3 is a side view showing a configuration example of a door suspension device section in the elevator door device of the same embodiment.

FIG. 4 is a front view showing a configuration example of a door suspension device portion in a conventional elevator door device.

FIG. 5 is a side view showing a configuration example of a door suspension device portion in a conventional elevator door device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Elevator door, 2 ... Suspension plate, 3 ... Bolt, 4 ... Rail, 5 ... Suspension roller, 6 ... Shaft, 7 ... Guide roller, 8 ... Shaft, 9 ... Adjusting plate, 10 ... Suspension adjusting device, 11 ... Suspension plate, 12 ... Mounting bracket, 13a, 13b ... Adjusting bolt, 14a, 14b ... Fixing nut, 15 ... Door positioning adjusting device, 16 ... Jack up bolt, 17 ... Support, 18 ... Stopper, 19 ... Sill.

Claims (7)

[Claims] 1. An elevator door device in which a roller of a suspension plate attached to an upper part of an elevator door rolls on a rail to open and close the door left and right, wherein the door and the suspension plate are provided. An elevator door device, which is provided on the left and right of the suspension plate between the two, and which is provided with suspension adjusting means for suspending the door and adjusting the height and inclination of the door. 2. An elevator door device in which a roller of a suspension plate attached to an upper portion of an elevator door rolls on a rail to open and close the door from side to side, when the suspension of the door is adjusted. A door positioning adjusting means is provided between the lower end of the door and the sill, and the door positioning adjusting means adjusts the inclination of the door by a support for just touching the side surface of the lower end of the door to position the door. Elevator door device. 3. An elevator door device in which a roller of a suspension plate attached to an upper part of an elevator door rolls on a rail to open and close the door left and right, wherein the door and the suspension plate are provided. Between the lower end of the door and the sill during suspension adjustment of the door when suspending and adjusting the height and inclination of the door while suspending the door. And a door positioning adjusting means for positioning the door by adjusting the inclination of the door by a support for just touching the side surface of the lower end portion of the door, and a door apparatus for an elevator. 4. The suspension adjusting means includes mounting brackets respectively mounted on two left and right sides of a lower end portion of the suspension plate, and a mounting bracket mounted between each of the mounting brackets and an upper portion of the door for loosening. 4. An adjustment bolt and a fixing nut for moving the door in the elevator up-and-down direction by tightening and fixing the height of the door so as to be adjustable.
Elevator door device according to. 5. The elevator door apparatus according to claim 4, wherein two sets of the adjusting bolt and the fixing nut are attached so as to be positioned in the front-rear direction of the door. 6. The suspension adjusting means comprises: the support for holding the door horizontally and vertically; and a jack-up bolt for sliding the support in a vertical direction of an elevator. Item 2 or claim 3
Elevator door device according to. 7. The suspension adjusting means includes the support that holds the door horizontally and vertically, a jack-up bolt that slides the support in a vertical direction of an elevator, and a sliding amount of the jack-up bolt is limited. And a stopper that operates.
Elevator door device according to.