JPH0570071A - Gadget receiving device for maintenance work - Google Patents

Abstract

PURPOSE:To simply and surely prevent the gadgets dropped by a worker by mistake from being dropped into a hoistway through a gap between a cage door and a platform door during the maintenance work of a cage door closing system and a platform door closing system. CONSTITUTION:A bag main body 19a fitted at a gap between a cage door 8 and a platform door 4 while being opened upward and storing the gadgets dropped on the gap between the cage door 8 and the platform door 4, a hook 19d fitted to the one-side edge section of the opening section of the bag main body 19a and serving as the first hook section hooked with a door machine 10 on the cage door 8 side, and a magnet 19b fitted to the opposite-side edge section of the opening section of the bag body 19a and serving as the second hook section adsorbed and fixed to the back face of the platform door 4 are provided.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a maintenance work accessory receiving device for preventing a small article accidentally dropped during maintenance work of a car door closing mechanism and a landing door closing mechanism from falling into a hoistway. .

[0002]

2. Description of the Related Art Conventionally, an elevator door closing device has a structure disclosed in, for example, Japanese Patent Laid-Open No. 63-123790, and is regularly inspected and adjusted.

FIG. 5 is a side view of the hoistway showing the adjustment work state of the conventional hall door closing mechanism, and FIG. 6 is a side view of the hoistway showing the adjustment work state of the conventional car door closing mechanism. In the figure, 1 is a three-sided frame of the hall, 2 is a wall around the hall, 3 is a floor of the hall, and 3a
Is a sill attached to the lower part of the landing doorway, 3b is a toe guard, 4 is a landing door, 5 is a door closing locking device puller attached to the back of the landing door 4, 6 is a hanger case, 7 is a landing door closed door hanger Is. 8 is a car door, 9 is a door closing locking device vane attached to the car door 8, 10 is a door machine, 11
Is a mounting arm which is closed, 11a is a closed door, 12 is an upper beam, 1
3 is a car frame pillar, 14 is a car room, and 15 is a car door closed door hanger. Reference numeral 16 is a worker, 17 is a bolt accidentally dropped by the worker 16 during maintenance work on the landing door 4 side, and 18 is a spanner accidentally dropped during maintenance work on the car door 8 side.

The conventional elevator door closing device is constructed as described above. When the hall closing mechanism is inspected and adjusted, as shown in FIG. 5, an operator 16 rides on the cab 14. The elevator car is stopped at a position where the hanger case 6 of the hall door 4 can be easily inspected, the hanger case 6 is removed, and the hall closing mechanism is adjusted. On the other hand, when inspecting the car door closing mechanism, as shown in FIG. 6, the operator 16 stands on the sill 3a of the hall and the elevator car is placed at a position where it is easy to work such as the door closed 11a of the car door closing mechanism. Is stopped and is being adjusted.

[0005]

By the way, conventionally, during the maintenance work of the car door closing mechanism and the landing door closing mechanism, the worker 16 mistakenly inserts tools such as a spanner, screws, nuts, and small parts into the car door. May fall into the gap between the door and the landing door, and at this time, these small items may fall into the lower part of the hoistway and may not be collected, or tools may collide with other equipment and damage it, or It could be caught between the two and cause a malfunction.

Therefore, the present invention prevents small articles accidentally dropped by an operator during maintenance work of the car door closing mechanism and the landing door closing mechanism from dropping into the hoistway from the gap between the car door and the landing door. An object is to provide a small article receiving device for maintenance work that can be easily and reliably prevented.

[0007]

A small article receiving device for maintenance work according to the present invention is mounted so as to be opened upward in a gap between a car door and a landing door, and dropped into a gap between the car door and the landing door. A bag main body for accommodating small items, a first locking portion that is attached to one side edge of the opening of the bag main body, and is locked to a locking portion on the car door side, and an opposite side of the opening of the bag main body The second locking part is attached to the edge part and is locked to the locking part on the hall door side.

[0008]

According to the present invention, during the maintenance work of the car door closing mechanism and the landing door closing mechanism, the maintenance work accessory receiving device installed in the gap between the car door and the landing door closes the gap and raises it upward. Since it is an open bag, even if an operator accidentally drops small items, it can be reliably received and prevented from falling into the hoistway.

[0009]

【Example】

<First Embodiment> First, the first embodiment of the present invention is applied to the maintenance work of the hall closing mechanism, and will be described with reference to FIGS. 1 and 2. FIG. 1 is a side view of a hoistway showing a state in which a landing door closing mechanism is being adjusted by mounting a small article receiving device for maintenance work according to the first embodiment of the present invention, and FIG. 2 is a small article receiving device for maintenance work in FIG. It is a perspective view which shows. In the figure, the same reference numerals as those in FIGS. 5 and 6 are the same as or correspond to the conventional constituent parts. In the figure, 19 is a small article fall prevention receiving member according to the present invention, 19a is a bag body made of a strong material such as canvas and capable of opening in a fan shape, 19b is the bag body 19
Magnets attached at appropriate intervals along the one end side edge of the opening of a, 19c is a brush with hair tips attached outward along this edge, and 19d is a bag main body 19a. L-shaped plate-like hooks attached to the opposite edge of the opening at appropriate intervals, and 19e is a bag body 19a.
It is an opening stop string that binds both open ends of the.

Next, the mounting and operation of the maintenance work accessory receiving apparatus of the present embodiment constructed as described above will be described. In order to mount the small article fall prevention receiving member 19 for maintenance of the landing door closing mechanism, first, the hook 19d attached to one end side of the opening of the bag body 19a is attached to the upper surface of the door machine 10 of the car door closing mechanism. Do not hook it on the locking part to fix it,
Next, the bag body 19a is opened in a fan shape, and the magnet 19b attached to the other end of the opening is attracted and fixed to the back surface of the hall door 4. As a result, the gap between the landing door 4 and the car door 8 is closed by the small article fall prevention receiving member 19 that opens upward. When the worker 16 mistakenly drops small parts such as parts and tools during the maintenance work of the landing door closing mechanism, the small article fall prevention receiving member 19 thus mounted is attached to the small article fall prevention receiving member 19. Since it is received and stored inside the bag body 19a through the opening, it is possible to prevent the bag body 19a from falling below the hoistway.

The back surface of the landing door 4 of the brush 19c attached to the opening of the bag body 19a has a door closing locking device puller 5.
Alternatively, since it is not always flush with the reinforcing material or the like attached to the back surface, it acts to follow these irregular shapes and improve the closing property of the gap between the hall door 4 and the car door 8. For this reason, it is desirable that the brush 19c be formed of a member that has rigidity enough to withstand the weight of a tool and the like and that is also flexible enough to follow the uneven shape of the back surface of the hall door 4. After the maintenance work is completed, the magnet 19b and the hook 19d of the small article fall prevention receiving member 19 are removed, and the small article fall prevention receiving member 19 is taken out and folded,
The stop string 19e is bundled to make it compact. This facilitates the transportation of the small article fall prevention receiving member 19.

As described above, the small article receiving device for maintenance work of the above-mentioned embodiment is attached by opening it upward in the gap between the car door 8 and the landing door 4, and in the gap between the car door 8 and the landing door 4. A bag body 19a for accommodating dropped small articles and the bag body 19
A hook 19d as a first locking portion that is attached to one edge of the opening of a and locks with the door machine 10 on the car door 8 side.
And a magnet 19b serving as a second locking portion that is attached to the edge of the bag body 19a on the side opposite to the opening and is attracted and fixed to the back surface of the landing door 4.

Therefore, according to the above-described embodiment, during the maintenance work of the landing door closing mechanism, the small article receiving device for maintenance work mounted in the gap between the car door 8 and the landing door 4 closes the above-mentioned gap and Since it is a bag that opens at the
Even if you accidentally drop small items, you can reliably receive them and prevent them from falling into the hoistway. As a result, it is possible to save the trouble of collecting the parts dropped in the hoistway, to avoid the work interruption due to the loss of the parts, and to prevent the damage of the devices due to the drop of the parts and the tools, the collision, and the It is possible to reliably prevent it from being caught and causing a failure of the elevator. And, the attachment of the small article fall prevention receiving member 19 is performed by the magnet 19
It can be easily performed by using b and the hook 19d. Moreover, since the small article drop prevention receiving member 19 is formed of a simple bag body, it can be manufactured at low cost, and when it is not used, it can be folded compactly and is convenient to carry.

<Second Embodiment> Next, a second embodiment of the present invention will be applied to the case of maintenance work of a car door closing mechanism, and will be described with reference to FIGS. 3 and 4. FIG. 3 is a side view of the hoistway showing a state during the adjustment work of the car door closing mechanism with the maintenance work accessory receiving device according to the second embodiment of the present invention, and FIG. 4 is the maintenance operation accessory receiving device in FIG. It is a perspective view which shows. In the figure, the same reference numerals as those in FIGS. 1 and 2 are the same as or correspond to the components of the first embodiment. In the figure, 19 is a small article fall prevention receiving member having the same configuration as that of the first embodiment, which is used in the inspection work of the car door closing mechanism.

To mount the small article fall prevention receiving member 19 for maintenance of the car door closing mechanism, first hook the hook 19d attached to one end of the opening of the bag body 19a into the groove of the sill 3a of the hall. And fix it, then the bag body 19a
While being opened like a fan, the magnet 19b attached to the other end of the opening is attracted and fixed to the back surface of the car door 8 of the car door closing mechanism. As a result, the gap between the landing door 4 and the car door 8 is closed by the small article fall prevention receiving member 19 that opens upward. In addition, in the second embodiment, the first small object receiving device
The locking portion is the magnet 19b, and the second locking portion is the hook 19.
It becomes d. As in the first embodiment, the small article fall prevention receiving member 19 mounted as described above is used when the worker 16 accidentally drops small articles such as parts and tools during maintenance work of the car door closing mechanism. Since it is accommodated inside the bag body 19a through the opening, it can be prevented from falling into the hoistway below this.

The brush 19c attached to the opening of the bag body 19a is not necessarily flush with the back surface of the car door 8 due to the door closing engagement device vane 9 or the reinforcing material attached to the back surface. By following these irregularities, it acts to improve the blockability of the gap between the hall door 4 and the car door 8.

By the way, in order to mount the small article fall prevention receiving member 19 of each of the above embodiments on the landing door closing mechanism side and the car door closing mechanism side, the first locking portion and the first locking portion attached to the opening of the bag body 19a. 2 locking parts are magnet 19b and hook 1
9d is used, but the present invention is not limited to this, and both sides may be magnets 19b or hooks 19d, or other known locking means may be used. You can also do it. In addition, the small article fall prevention receiving member 19 of each of the above-described embodiments follows the uneven shape of the mounting surface of the landing door 4, the car door 8 and the like, so as to follow the bag body 1.
Although the brush 19c is attached to the opening of 9a, when the present invention is carried out, the bag body 19a should be flexible and capable of following the uneven shape by using a plurality of magnets 19b. Therefore, it is not necessary to install it. Further, although the bag body 19a of the small article fall prevention receiving member 19 of each of the above-described embodiments is configured to open in a fan shape, the present invention is not limited to this and various embodiments are possible. Can be

[0018]

As described above, the small article receiving device for maintenance work of the present invention is installed by opening it upward in the gap between the car door and the landing door, and dropped into the gap between the car door and the landing door. A bag main body for accommodating small items, a first locking portion which is attached to one side edge portion of the opening of the bag main body and which is locked by a locking portion on the car door side, and an opening of the bag main body opposite Attached to the side edge,
The second locking portion is locked to the locking portion on the hall door side. Therefore, during maintenance work of the car door closing mechanism or the hall door closing mechanism, the maintenance work accessory receiving device attached to the gap between the car door and the landing door closes the gap, and
Since the bag body is opened upward, even if an operator accidentally drops small items, the bag can be reliably received and the drop into the hoistway can be easily prevented. As a result, it is possible to save the trouble of collecting the parts dropped in the hoistway, to avoid the work interruption due to the loss of the parts, and to prevent the damage of the devices due to the drop of the parts and the tools, the collision, and the It is possible to prevent easily and reliably from being caught and causing a failure of the elevator.

[Brief description of drawings]

FIG. 1 is a side view of a hoistway showing a state during adjustment work of a landing door closing mechanism with a small article receiving device for maintenance work according to a first embodiment of the present invention being mounted.

FIG. 2 is a perspective view showing the maintenance work accessory receiving device in FIG. 1;

FIG. 3 is a side view of the hoistway showing a state during the adjustment work of the car door closing mechanism with the small article receiving device for maintenance work according to the second embodiment of the present invention.

FIG. 4 is a perspective view showing the maintenance work accessory receiving device in FIG. 3;

FIG. 5 is a side view of the hoistway showing an adjustment work state of the conventional hall closing mechanism.

FIG. 6 is a side view of the hoistway showing an adjustment work state of a conventional car door closing mechanism.

[Explanation of symbols]

 4 Landing door 8 Car door 17 Bolt 18 Spanner 19 Small article fall prevention receiving member 19a Bag body 19b Magnet 19d Hook

Claims (1)

[Claims] 1. During maintenance work of a car door closing mechanism and a landing door closing mechanism of an elevator, the car door and the landing door are installed by opening upward in the gap between the car door and the landing door and dropped into the gap between the car door and the landing door. A bag main body for accommodating small items, a first locking portion which is attached to one side edge of the opening of the bag main body and which is locked to a locking portion on the car door side, and an opposite side of the opening of the bag main body A small article receiving device for maintenance work, comprising: a second engaging portion that is attached to an edge portion and is engaged with an engaging portion on the landing door side.