JPH065331Y2 - Elevator car - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION <Industrial field of application> The present invention relates to an elevator car.

<Prior Art> For example, as disclosed in Japanese Utility Model Laid-Open No. 50-136160, in order to perform maintenance work on equipment in an elevator hoistway, an operator rides on a car and operates a maintenance operation device. While moving the car, it is necessary to stop the car in place and inspect each piece of equipment.

In this case, since no lighting device is installed in the hoistway, in order to perform work safely, the rope is usually fixed by sandwiching the hanging metal, and the inspection light is hung on the hanging metal. It was

<Problems to be solved by the invention> However, when performing maintenance work on equipment in the hoistway using the above-mentioned conventional method in hydraulic elevators and winding body type elevators, the maintenance work is stopped by stopping the car on the top floor. There will be problems when doing so. That is, in a hydraulic elevator or a winding drum type elevator, when the car stops on the top floor, the distance between the car and the hoistway ceiling is small, so there is no place to fix the hanging metal for hanging the inspection light, and the worker Maintenance work must be done with the check light in one hand.

As described above, the maintenance and inspection work performed by holding the inspection light in one hand is not only efficient but also has a problem in safety.
In addition, adding a worker whose main task is to hold the inspection light leads to an increase in maintenance and inspection costs.

The present invention has been made in view of the current state of maintenance and inspection work in hydraulic elevators and winding cylinder type elevators as described above, and the purpose thereof is to keep the inspection lamp always safe and to perform the maintenance and inspection work safely and efficiently. The purpose is to provide an elevator car that can be used for various purposes.

<Means for Solving the Problems> In order to achieve the above-mentioned object, in the present invention, an elevator car is provided with a check lamp mounting column on the upper surface of the car, and the check lamp mounting column is extendable from the upper surface. The protrusion length is set to an arbitrary value, and a hook for mounting the check lamp is provided at the tip of the check lamp mounting column.

<Operation> In order to perform maintenance and inspection work with the elevator car of the present invention, the inspection light is attached to the engagement hook of the inspection light mounting post provided on the top surface of the car, and the work area is illuminated by this inspection light. Then, maintenance and inspection work is performed.

This inspection light mounting column is expandable and contractable, and if the projection length from the top of the car is set to a length that does not hit the hoistway ceiling when the car stops on the top floor, Safe and efficient maintenance and inspection work is performed at all positions.

Furthermore, if an external force is applied to the check light mounting column in the direction opposite to the projecting direction, the check light mounting column will shrink so that even if the check light mounting column contacts the hoistway ceiling, Since the inspection light is not damaged, it is not necessary for the worker to set the protrusion length of the inspection light mounting column strictly.
Maintenance and inspection work is performed more efficiently.

<Embodiment> An embodiment of the present invention will be described in detail below with reference to FIGS. 1 to 5.

Here, FIG. 1 to FIG. 5 are views showing the constitution of the embodiment of the present invention, FIG. 1 is a perspective view of the upper surface of the car, FIG. 2 is a front view of the inspection light mounting column, and FIG. FIG. 5 is a perspective view of a main part of the inspection lamp mounting column.

As shown in FIG. 1, a car 1 has a door 2 attached thereto, and a drive device 3 for opening and closing the door 2 is attached to the top surface of the car 1. A car frame 4 having an L-shaped cross section is attached to a side edge portion of the car 1, and a check lamp mounting column 5 is fixed to the car frame 4 via a mounting bracket 10.

As shown in FIG. 2, the inspection lamp mounting column 5 is composed of a wide-diameter cylindrical base portion 6 and a rod-shaped narrow-diameter stretchable portion 7 that is inserted and arranged in the base portion 6. A joint 8 is provided at the upper end portion of the, and an engaging hook 9 is provided at the upper end portion of the expandable portion 7. Further, a mounting bracket 10 made of a steel plate having an L-shaped cross section is attached to the base 6 via a column fixing bracket 11.
It is mounted as shown in FIG.

An elongated hole 12 is formed on the plate surface of the mounting bracket 10,
A rail clip 13 is applied to the rear surface of the car frame 4 with respect to the long hole 12 portion, and the mounting bracket 10 is fixed to the car frame 4 with bolts and nuts, so that the inspection lamp mounting column 5 is mounted on the car frame 4. Has been. Further, with respect to the mounting bracket 10 fixed to the inspection light mounting column 5, the mounting bracket 15 of the same shape is fixed at the long hole 30 portion, and at the long hole 31 portion of the mounting bracket 15, with respect to the mounting bracket 15. The storage box 14 of the maintenance operation device (MSB) is fixed.

As shown in FIG. 4, the joint 8 has a cylindrical body 16 and a tightening band 17 accommodated in the cylindrical body 16, and the end portion of the α-shaped spring plate 18 of the tightening band 17 is combined. The operating end 19 is covered with a resin material, and this operating end 19 is the cylindrical body 1.
It is arranged so as to project from the notch portion 20 formed in 6. A ring 21 is attached to the upper end of the cylindrical body 16 to prevent the tightening band 17 from coming off.

Further, a cap 22 is attached to the tip of the expandable portion 7, and the guide groove 2 is radially attached to the end surface of the cap 22.
3 is formed. An engaging hook 9 is accommodated in the cap 22, and a hook-shaped suspension portion 2 is provided at the tip of the engaging hook 9.
4 is formed, and a member 25 having a diameter larger than that of the guide groove 23 is attached to the other end to prevent it from coming off. Therefore, the engagement hook 9 can be pulled out from the cap 22, laid down along the guide groove 23, and the inspection light can be attached to the suspension portion 24. Then, the operating end 1 of the tightening band 17
9 is operated to release the spring force of the spring plate 18 to set the protruding length of the expansion / contraction part 7 from the base part 6 to an arbitrary length, and at that position, the tightening band 17 expands / contracts with respect to the base part 6. The part 7 can be fixed.

Next, the operation of the embodiment having such a configuration will be described.

In the normal operating state of the elevator, the expansion / contraction part 7 is provided in the base part 6.
Is pushed in, the inspection lamp mounting column 5 is set to the shortest state, and the engaging hook 9 is housed in the cap 22. At this time, the protrusion length of the inspection lamp mounting column 5 is configured so as not to exceed the height of the safety fence 26 provided on the upper surface of the car 1 shown in FIG.

At the time of maintenance and inspection work, the operator gets on the car 1
By pressing the operating end 19 of the tightening band 17 with a finger, the tightening force of the spring plate 18 is weakened, and in this state, the distance between the ceiling of the hoistway and the upper surface of the car 1 when the car 1 stops on the uppermost floor. ,
Alternatively, the expandable portion 7 is pulled out from the base portion 6 by a predetermined length according to the content of the maintenance and inspection work. Then, when the pressing force applied to the operation end 19 is released, the outer peripheral surface of the expansion / contraction portion 7 is tightened by the spring plate 18, and the inspection lamp mounting column 5 is set to a predetermined length.

Then, the engaging hook 9 is pulled out from the cap 22 at the tip of the expansion / contraction part 7 as shown by the chain double-dashed line in FIG. 2, and is bent and fixed horizontally along the guide groove 23, and the suspension part 24.
The check light is attached to. In this way, the inspection light attached to the attachment hook 9 illuminates the worker's feet and the maintenance / inspection work area.

In this case, since the operating ends 19 are pressed against both ends of the cutout portion 20 of the tubular body 16 of the joint 8 in the circumferential direction,
The expansion / contraction portion 7 fixed via the spring plate 18 is prevented from moving in the circumferential direction, and the pull-out position of the engagement hook 9 is restricted. The pulling out position of the engaging hook 9 is set so that the inspection light to be engaged does not protrude to the outside of the upper surface of the car 1 to prevent the accidental damage of the inspection light and to be the optimum position for maintenance and inspection work. It is set.

In this way, under the optimum lighting condition, the maintenance operation device (MSB) housed in the storage box 14 is attached, and M
Maintenance work is performed on equipment in the elevator hoistway while performing maintenance operation by SB.

For the convenience of maintenance and inspection work, the protruding length of the inspection lamp mounting column 5
Even if the distance between the top surface of the car 1 and the ceiling of the hoistway when the car 1 is stopped on the uppermost floor is set longer, the upper end of the expansion / contraction part 7 contacts the hoistway ceiling and is pushed in with a force exceeding a predetermined value. Then, the expansion / contraction part 7 is pushed into the base 6 against the tightening force of the tightening band 17. For this reason, it is not necessary for the operator to strictly set the protruding length of the inspection light mounting column 5, and the engagement hook 9 and the inspection light are not damaged by the contact with the ceiling of the hoistway.

After the maintenance and inspection work, the operation end 19 is operated to operate the spring plate 1.
The spring force of 8 is released, and the expansion / contraction part 7 is pushed into the base part 6 to return the inspection lamp mounting column 5 to the shortest state.

As described above, according to the embodiment, by the inspection light attached to the engagement hook 9 of the inspection light attachment strut 5 set to the desired length,
It is possible to efficiently and safely perform the maintenance and inspection work on the equipment in the elevator hoistway while illuminating the feet and the maintenance and inspection work area. Further, since the inspection lamp mounting column 5 is mounted on the car frame 4 with bolts and nuts, it can be easily mounted on hydraulic elevators or winding cylinder type elevators having different specifications.

Furthermore, at the same time as mounting the check light mounting column 5, the MSB
Since the storage box 14 in which is stored is fixed to the car frame 4,
The top surface of the car 1 is organized so that maintenance and inspection work can be performed smoothly.

In the embodiment, the inspection light mounting column is fixed to the car frame, but the present invention is not limited to the embodiment, and the inspection lamp mounting column may be fixed to another member on the top surface of the car. I can.

<Effect of the Invention> According to the present invention, an operator does not need to carry an inspection light, and can efficiently and safely perform maintenance and inspection work of equipment in the elevator hoistway.

[Brief description of drawings]

FIG. 1 is a perspective view showing a configuration of a car upper surface portion in an embodiment of the present invention, FIG. 2 is a front view showing a configuration of a check light mounting column in an embodiment of the present invention, and FIGS. 3 to 5 are 3 is a perspective view showing the configuration of the main part of FIG. 2; FIG. 1 …… Cart, 4 …… Cart frame, 5 …… Check light mounting column, 6
...... Base part, 7 ...... Expansion and contraction part, 8 ...... Joint, 9 ...... Attachment hook, 10 ...... Mounting bracket, 17 ...... Tightening band,
18 ... Spring plate, 19 ... Operating end, 24 ... Suspension section.

Claims (1)

[Scope of utility model registration request] 1. A check light mounting column is provided on the upper surface of the car,
This inspection light mounting strut is extendable and contractible, and the protruding length from the upper surface is arbitrarily set, and a hook for mounting the inspection light is provided at the tip of the inspection light mounting strut. Elevator car to do.