JP2003327376A - Heater for elevator - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To give no unpleasant feel to users who have contact with a car box in use in a winter season, even in an elevator with the car box rejecting an air-conditioner in the point of a space. <P>SOLUTION: Heating elements 8 are provided on the reverse sides of a plurality of side plates 4c constituting the car box 4 of the elevator for directly heating the side plates in use in a winter season or in a cold region. The heating elements 8 are connected to a power supply via a control device 9 so that they can be turned on or off and subjected to temperature control. <P>COPYRIGHT: (C)2004,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a heating device for heating an elevator car room.

[0002]

2. Description of the Related Art In a building, an elevator is generally provided as a moving means for vertically transporting people and luggage. The elevator is designed so that a car room moves up and down in a hoistway provided in a building, and a user can move between floors of the building by getting on and off the car room.

In an elevator cab, an air conditioner (hereinafter referred to as an air conditioner) is generally installed as a cooling and heating device on the ceiling of a passenger compartment for passengers getting on and off. However, the installation of an air conditioner requires a large space, such as installing the air conditioner main body and the outdoor unit on the ceiling of the car room, and installing a drain hose and drain tank under the floor of the car room. Limited to elevators with cabs.

[0004]

In an elevator that does not have a heating / cooling device in the car room, for use in seasons other than winter, the car room is forcibly ventilated or the car room door is on the floor. Each time it is opened and closed, ventilation is performed with each floor, and temperature control can be performed to the extent that there is no hindrance to use.

However, especially when used in winter or in cold regions, the temperature of the side plate of the car room is directly affected by the ambient temperature in the hoistway, and the passengers who have boarded the car come into direct contact with the side plate of the car room. There is a problem in that even if you do it or touch it indirectly through clothes, you may feel cold and feel uncomfortable.

The present invention has been made in consideration of the above-mentioned problems, and even in an elevator in which an air conditioner is not provided in the cab due to a space or the like, the design of the cab is not impaired and the interior of the cab is winter. It is an object of the present invention to provide an elevator heating device that does not cause discomfort to a user who comes into contact with a cab when using the vehicle.

[0007]

In order to solve the above-mentioned problems, the present invention is characterized in that a heating means for a car room of an elevator is provided on the back side of a car room side plate.

[0008]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below. FIG. 1 shows a schematic configuration of a general elevator. Figure
In 1, the elevator is the machine room 1a at the top of the hoistway 1.
A hoisting rope 3 is wound around the hoisting machine 2 provided in
On both ends of this suspension rope 3, a cab 4 and a counterweight 5
Are hung respectively. When the hoisting machine 2 is driven, the cab 4 and the counterweight 5 are moved up and down in the hoistway 1 in opposite directions via the suspension rope 3.

The car room 4 and the counterweight 5 are guided by guide rails (not shown) provided in the hoistway 1, and below the respective cars 4, the car 4
Alternatively, shock absorbers 6 and 7 are provided to alleviate the impact when the counterweight 5 descends for some reason and collides with the floor surface or the like.

2 and 3 show an elevator having a heating device according to a first embodiment of the present invention. 2 and 3, the cab 4 is mainly composed of a floor 4a, a ceiling 4b, and a side plate 4c provided therebetween, and the side plate 4c is formed by connecting a plurality of side plates in the lateral direction. Has been done. Each side plate 4c is provided with a hat-shaped reinforcing section 4d extending in the longitudinal direction in the widthwise central portion on the back side, and a sheet-like heating element serving as a heating means is provided on both sides in the width direction of the reinforcing 4d substantially over the front side. 8 is attached. The heating element 8 is formed by covering a heating element such as a heater with a heat-resistant insulator, and each heating element 8 is connected to a power source 10 via a control device 9 so that power is supplied. It has become. The power supply 10 is a power supply used for illuminating the interior of the car and is installed above the car room 4. The control device 9 controls and manages the on / off and temperature of the heating element 8 and is housed in a car operation panel or the like (not shown). The temperature of the heating element 8 can be adjusted by operating the operation panel in the car. The power can be turned off when not in use.
The heating element 8 is attached to the side plate 4c by using an adhesive.
Although it is attached directly to c, the edges of the heating element 8 having a low temperature are adhered to prevent plastic deformation of the adhesive due to heat.

According to this structure, when the elevator is used in winter or in cold regions, the side panel 4c can be directly warmed by operating the operation panel in the car to heat the heating element 8. The customer is a side plate 4c of the cab 4.
You will not feel cold when you touch it directly or indirectly through your clothes, and you will not feel uncomfortable. Furthermore, by providing the heating element 8 on the side plate 4c, the inside of the car can be maintained at a more uniform temperature, and the inside of the car can be quickly warmed from the time of starting the elevator.

Since the heating element 8 can be easily attached without changing the structure of the conventional cab 4,
It can also be retrofitted to the side panels of an already installed elevator cab.

Since the power source 10 for the heating element 8 is also the power source in the upper part of the cab 4, which is permanently installed, it is not necessary to provide a new power source. Since it is not necessary to process anything on the design surface of the surface, the design of the cab 4 is not impaired.

FIGS. 4A and 4B show a second embodiment of the present invention. In this embodiment, a heat insulating material 11 made of foamed plastic, rubber, or the like is attached to the outside of the heating element 8, and the pressing bracket 12 is attached thereon.

The holding bracket 12 has an L-shaped cross section, and is fixed to the side plate 4c by tightening together using bolts and nuts 13 for fastening the adjacent side plates 4c and 4c. A heat insulating material 14 made of heat-resistant rubber attached to the reinforcement 4d is provided between the presser bracket 12 and the reinforcement 4d, and the elasticity of the rubber is used to absorb the error in the gap dimension and to block the gap. It has a function as a heat insulating material.

By further mounting the heat insulating material 11 on the outer side of the heating element 8 in this manner, the heat of the heating element 8 can be prevented from escaping to the hoistway side, and moreover, the surrounding cold temperature from the hoistway side can be prevented. Can be prevented from being transmitted to the side plate 4c. Further, by pressing the heating element 8 and the heat insulating material 11 with the pressing bracket 12, it is possible to enhance the adhesion of the heating element 8 to the side plate 4c while preventing the heating element 8 and the heat insulating material 11 from falling.

Further, since the heat insulating material 11 is used, the amount of heat released to the hoistway side is reduced, so that the cab can be always warmed efficiently.

5 to 10 show another embodiment of the mounting structure of the holding bracket. In FIG. 5, the heating element 8 and the heat insulating material 1 arranged on both sides of the reinforcement 4d.
1 has a hat-shaped cross section and has a width substantially the same as that of the side plate 4c.
The presser bracket 15 is fixed by the individual presser brackets 15. In this case, the presser bracket 15 is fixed to the reinforcement 4d by bolts and nuts.

In FIG. 6, the reinforcement 4e is attached to the side plate 4c in a U-shape, and in this case, the presser brackets 16 having an L-shaped cross section are fixed to the reinforcement 4e, respectively. A bracket 16 can be provided.

In FIG. 7, when the side plate is not provided with reinforcement, in this case, a holding bracket 17 having an L-shaped cross section and having substantially the same dimensions as the side plate 4c is provided outside the heating element 8 and the heat insulating material 11. The holding bracket 17 can be provided by fixing it to the side plate 4c.

8 to 10 show the case where the holding bracket 18 having a substantially box shape is used. In this case, the holding bracket 18 is used as the heating element 8 and the heat insulating material 11.
Are arranged so as to surround them, and are attached to the side plate 4c through the attachment pieces 18a provided on the upper and lower sides.
With such a configuration, the bent piece 18b at the edge portion of the pressing bracket 18 can reliably prevent the heating element 8 and the like from falling off.

As described above, the pressing bracket is attached to the heating element 8 and the heat insulating material 11 regardless of the shape or presence of reinforcement.
It is possible to prevent the heat generating element 8 and the heat insulating material 11 from falling and improve the adhesion of the heat generating element 8 to the side plate 4c.

[0023]

As described above, according to the elevator heating apparatus of the present invention, the heating means for the elevator car room is provided on the back side of the car room side plate. Even if the air conditioner cannot be installed in the room, the design of the car room is not impaired, and the user who touches the car room does not feel uncomfortable during use in winter or the like.

[Brief description of drawings]

FIG. 1 is a front sectional view showing a schematic configuration of a general elevator.

FIG. 2 is a plan sectional view showing an elevator heating device according to the first embodiment of the present invention.

FIG. 3 is a front view showing a main part of the first embodiment shown in FIG.

4 (a) and 4 (b) are a partially cutaway front view and a plan view showing a main part of a heating device for an elevator according to a second embodiment of the present invention.

FIG. 5 is a plan view showing a different embodiment of the attachment structure of the holding bracket in the elevator heating device of the present invention.

FIG. 6 is a plan view showing another embodiment of the attachment structure of the holding bracket in the elevator heating device of the present invention.

FIG. 7 is a plan view showing a different embodiment of the attachment structure of the holding bracket in the elevator heating device of the present invention.

FIG. 8 is a plan view showing a different embodiment of the attachment structure of the holding bracket in the elevator heating device of the present invention.

9 is a front view showing a mounting structure of the holding bracket of FIG. 8. FIG.

10 (a) and 10 (b) are a front view and a side view of the pressing bracket shown in FIG.

[Explanation of symbols]

1 ... hoistway 2 ... Hoisting machine 3 ... Hanging rope 4 ... Basket room 4c ... side plate 4d, 4e ... Reinforcement 5 ... Counterweight 6, 7 ... shock absorber 8 ... Heating element 9 ... Control device 10 ... Power 11, 14 ... Insulation 12, 15, 16, 17, 18 ... Presser bracket 13 ... Bolts and nuts

Claims (5)

[Claims] 1. A heating apparatus for an elevator, characterized in that heating means for heating the interior of the elevator car is provided on the back side of the side plate of the car room. 2. The heating apparatus for an elevator according to claim 1, wherein a sheet-shaped heating element is used as the heating means. 3. The elevator heating apparatus according to claim 1, further comprising a heat insulating material provided outside the heating means. 4. The heating apparatus for an elevator according to claim 3, wherein a holding bracket is provided outside the heating means and the heat insulating material. 5. The elevator heating apparatus according to claim 1, wherein the electric power for the heating means is supplied from a power source provided above the cab.