JPH03177284A - Evacuation device for elevator cage chamber - Google Patents

Abstract

PURPOSE:To speedily carry out rescue work and improve the safety by raising a floor on which passengers get on towards an emergent escape port on a ceiling by the operation of an operator for rescue who descends on the ceiling of an elevator cage. CONSTITUTION:In order to rescue the passengers in closely confined state from the inside of the cage chamber 1 of an elevator when an elevator device is in anomaly, an operator for rescue who descends on a ceiling 5 opens a cover 6, and instructs the passengers to get on a movable floor 9 and hold a hadrail 10, and operates an operating switch 11 after confirming that the passengers get on the movable floor 9. Then, a hydraulic jack 7 is driven to raise a plunger 7b, and the movable floor 9 is raised to rising-shift the passengers to an emergent escape port. Then, the operator for rescue assists the passengers from the upper part, and then the passengers can escape very easily.

Description

DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to an improvement of an emergency escape device for an elevator car that can safely rescue passengers in the elevator car.

(Prior Art) Figures 4 and 5 show a conventional emergency escape device for an elevator car shown in Japanese Utility Model Application Publication No. 58-117455, etc. In the figure, (1) is for people and cargo. This elevator car (1) has a car floor (2) and a plurality of landscapes (2) arranged on the car floor (2), as shown in Figures 4 and 5. 3) and these multiple landscapes (3)
) a plurality of side walls (4) erected and interconnected;
A ceiling (
5). And this ceiling (5
) is formed with an emergency escape exit (not shown) having a rectangular planar shape that allows passengers (not shown) to escape in case of emergency C.

However, (6) is a vertically swingable lid installed on the ceiling (5), and this planar rectangular M (6) is normally used for the emergency escape, as shown in Figures 4 and 5. The exit is blocked, and in case of an emergency, it can be opened based on manual operation by a rescuer (not shown) (see Fig. 5).

Therefore, in order to rescue a trapped passenger from inside the elevator car (1) in the event of an abnormality in the elevator system, a rescuer who has descended to the narrow ceiling (5) must open M (6) and escape from the emergency exit. Check the condition of the passengers and take them out of the emergency exit.
Rescue tools such as ladders, stepladders, robes, etc. are lowered onto the car floor (2) 3m to 2.4m below to allow passengers to escape.

In addition to the above-mentioned publications, prior art documents of this type include Japanese Utility Model Publication No. 32-11843.

[Problem to be solved by the invention]

Conventional emergency evacuation devices for elevator cars are constructed as described above, and rescue equipment such as ladders, stepladders, or ropes had to be used to rescue passengers, making it possible to speed up rescue operations. could not. Furthermore, since the rescue work is carried out in a dark and narrow place, there is a problem in that safety cannot be ensured.

The present invention has been made in view of the above points, and an object of the present invention is to provide an emergency escape device for an elevator car that can speed up rescue work and improve safety.

(Means for Solving the Problems) In order to achieve the above-mentioned object, the present invention provides a swingable lid provided on the ceiling of an elevator car to open and close an emergency exit in the ceiling; a movable floor that is housed in a recess in the floor of the elevator car and rises toward the emergency exit above based on the drive of the drive device; and a movable floor that is installed in the ceiling of the elevator car. The elevator car is characterized in that an emergency escape device for the elevator car is constructed from an operation switch that drives the drive device.

[Effect]

According to the present invention, when a rescuer who has descended to the ceiling operates an operation switch, the movable floor on which passengers sit rises vertically toward the emergency exit, thereby speeding up the rescue work and improving safety. I can do it.

(Example) Hereinafter, the present invention will be described in detail based on an example shown in Figs. 1 and 2. In the figure, (7) is a hydraulic pressure drive device installed vertically at the bottom of the car floor (2). As shown in Fig. 2, this hydraulic jack (7) consists of a cylinder (7a) which is the main body located directly below the emergency escape port, and a cylinder (7a) which is the main body located directly below the emergency exit.
) and a plunger (7b) supported in a reciprocating manner by the cylinder (7a), and the plunger (7b) is lifted vertically upward when the cylinder (7a) is filled with pressure oil (not shown).

(8) is a planar circular hole recessed in the car floor (2) directly below the emergency exit, and a vertical hole (not shown) is bored in the center of this hole (8). The plunger (7b) is arranged in the hole so as to be able to reciprocate.

(9) is a planar circular movable bed housed in the hole (8), and the top of the plunger (7b) is attached to the center of the lower part of this movable bed (9) as shown in Figure 2. Also, movable floor (9
As shown in FIG. 1, on the periphery of the upper surface of the vehicle, a handrail (lO) is provided in an arcuate plane to prevent passengers from falling. Also,
As shown in Figure 1, the movable floor (9) is always connected to the heel floor (2).
The height of its upper surface matches the height of the upper surface of the car floor (2). The movable floor (9) is moved by the plunger (7) as shown in Figure 2.
b) As the movable floor (9) rises, the movable floor (9) ascends towards the emergency exit and has the function of moving the passengers on the movable floor (9) upward.

However, (11) is an operation switch installed near the emergency exit on the ceiling (5), and this operation switch (11) is
The hydraulic jack (7) is driven by manual operation by a rescuer.

The other parts are the same as the conventional example.

Therefore, in order to rescue trapped passengers from inside the elevator car (1) in the event of an abnormality in the elevator system, it is necessary to
), the rescuer released M(6) and instructed the passenger to get on the movable floor (9) and grab the handrail (10), and confirmed that the passenger was on the movable floor (9). After that, press the operation switch (11
). Then, the hydraulic jack (7)
is driven to raise the plunger (7b) and move the movable floor (9
) rises as shown in Figure 2 and moves the passengers upward toward the emergency exit. After that, if rescuers provide assistance from above, the passengers can escape very easily.

As described above, according to the present invention, the movable floor (9) constituting the negative part of the car floor (2) moves passengers upward to the emergency exit, so the use of rescue tools such as ladders, stepladders, or ropes is not required. This can be omitted, greatly speeding up the rescue work. Further, since the rescuer only has to open the M (6), operate the operation switch (11), and assist in pulling up the passenger, a significant increase in safety can be expected.

Next, FIG. 3 shows another embodiment of the present invention. In the figure, (7) is a hydraulic jack which is a driving device, and unlike the case of the above embodiment, this hydraulic jack (7) is tilted. It is provided at the bottom of the lever floor (2) (see Figure 3). (1
2) is a pantolift placed in the hole (8) that can be raised and lowered freely. A part of the lower part is swingably connected to the plunger (7b) of the hydraulic jack (7), and when the plunger (7b) is retired, the pantolift (12) stands up and lifts the movable floor (9). It is designed to move upward. The other parts are the same as those in the above embodiment.

Therefore, when the operation switch (11) is operated by a rescuer, the hydraulic jack (7) is driven to move the plunger (7b) backward, and the pantolift (12) is raised as shown in Figure 3. Move the movable floor (9) upward toward the emergency exit.

It is clear that the same effects as those of the above-mentioned embodiments can be expected from this embodiment, and it is possible to speed up the rescue work and improve safety.

Incidentally, in the above embodiment, the movable floor (9) is moved upward by the plunger (7b) or the pantolift (12), but the rack is attached to the plunger (7b), and the movable floor (9)
) may be provided with pinions, respectively, to raise the movable bed (9) by direct engagement. Further, in the above embodiment, the movable floor (9) is automatically raised and moved, but even if the movable floor (9) is manually raised and moved, the same effects as in the above embodiment can be obtained.

〔Effect of the invention〕

As described above, according to the present invention, the swingable lid provided on the ceiling of the elevator car opens and closes the emergency exit in the ceiling, the drive device provided at the lower part of the elevator car, and the elevator The elevator is connected to a movable floor that is stored in a recess in the floor of the elevator car and that rises toward the emergency exit above based on the drive of the drive device, and an operation switch that is installed on the ceiling of the elevator car and that drives the drive device. Since it constitutes an emergency escape device for the car room, it is possible to speed up the rescue work and significantly improve safety.

[Brief explanation of drawings]

FIG. 1 is an explanatory plan view showing an embodiment of the emergency escape device for an elevator car according to the present invention, FIG. 2 is an explanatory diagram showing an example of the emergency escape device for an elevator car according to the present invention,
3 is a view equivalent to FIG. 2 showing another embodiment of the emergency escape device for an elevator car according to the present invention, and FIG. 4 is a view equivalent to FIG. 1 showing a conventional emergency escape device for an elevator car. 5
The figure shows the second part of the conventional elevator car emergency escape system.
It is a figure equivalent figure. In the figure, (1) is the elevator car room, (2) the elevator car floor, (
5) is the ceiling, (6) is the lid, (7) is the hydraulic jack (drive device), (8) is the hole, (9) is the movable floor, and (11) is the operation switch. Note that the same reference numerals in the figures indicate the same or corresponding parts.

Claims (1)

[Claims] A swingable lid provided on the ceiling of the elevator car to open and close an emergency exit in the ceiling, a drive device provided at the bottom of the elevator car, and a lid arranged in a recess in the floor of the elevator car. An elevator car comprising a movable floor that rises toward an upper emergency exit based on the drive of the drive device, and an operation switch provided on the ceiling of the elevator car to drive the drive device. Emergency escape device.