JPH083432Y2 - Electric wire connection structure for passenger conveyor - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial application] The present invention relates to a wire connecting structure for a passenger conveyor, and more particularly to a wire connecting structure for a passenger conveyor for connecting wires associated with various electric devices in a terminal section.

[Conventional technology]

FIG. 2 is a perspective view showing a conventional example of a wire connection structure for a passenger conveyor.

The passenger conveyor shown in FIG. 2 has a terminal section 1a,
A main body frame 2 provided between 1b, a passenger conveyor operation switch 3 installed in a lower terminal portion 1b, lighting devices 4a and 4c for illuminating the upper terminal portion 1a, and a lighting device for illuminating the lower terminal portion 1b. 4b, 4d and terminal part 1a,
Safety devices 5a and 5b respectively arranged in 1b, various other safety devices 5c to 5n, operation switches 3, lighting devices 4a to 4d, electric wires 6a to 6g attached to the safety devices 5a to 5b, and the like. , Terminal bases 7a, 7b that can be attached to the body frame 2
And a connection box 8a provided at the upper end of the intermediate inclined portion 2a of the main body frame 2 to which the electric wire 6b of the upper terminal portion 1a, the inclined portions 6d and 6f are connected, and provided at the lower end of the intermediate inclined portion 2a, It has another connection box 8b to which the electric wires 6a, 6c, 6e, 6g of the lower terminal portion 1b are connected.

In the electric wire connection structure of the passenger conveyor, the electric wires 6a to 6g are wired in the main body frame 2 and connected to the connection boxes 8a to 8b. Similarly, various other safety devices 5c
Electric wires attached to 5n and other electric devices (not shown) are also wired in the main body frame 2 and connected to the connection boxes 8a and 8b.

[Problems to be solved by the device]

By the way, in the above-mentioned conventional technique, since the connection box 8a is provided on the intermediate inclined portion 2a of the main body frame 2, the lighting devices 4a and 4c and the safety device 5a are selected depending on the travel length of the passenger conveyor. The distance between the connection box 8a and the connection box 8a and the shape of the main body frame 2 are different, and the lengths of the electric wires 6b, 6d, 6f and the like need to be changed each time. Further, since the connection box 8a is provided on the intermediate inclined portion 2a of the main body frame 2 as described above, when the lighting devices 4a, 4c, the safety device 5a, etc. are provided in the terminal portion 1a at the installation site of the passenger conveyor, In order to connect the electric wires 6b, 6d, 6f and the like to the connection box 8a, it is necessary to attach and detach a step or the like (not shown) arranged on the intermediate inclined portion 2a, that is, a complicated work is required.
Similarly, the electric wires 6a, 6c, 6e, 6g of the lower terminal portion 1b also require complicated work for changing the length and connecting them.

The present invention has been made in view of the actual situation in the prior art as described above, and an object thereof is to require complicated work such as attachment and detachment of steps when installing various electric devices in a terminal portion at an installation site of a passenger conveyor. It is another object of the present invention to provide an electric wire connection structure for a passenger conveyor, which is capable of connecting electric wires associated with the above electric device.

[Means for solving the problem]

In order to achieve this object, the present invention has a connection box supported by a body frame provided between terminal portions of a passenger conveyor and connected with a plurality of electric wires, and is used in various electric devices installed in the terminal portions. In the electric wire connection structure of the passenger conveyor for connecting the accompanying electric wire, in the above terminal part,
A relay box for relaying an electric wire attached to the electric device is provided, and a relay wire is arranged between the relay box and the connection box.

[Action]

As described above, in the present invention, the terminal box is provided with the relay box for relaying the electric wire attached to the electric device provided in the terminal section, and the relay line is arranged between the relay box and the connection box. Therefore, when the above wires are connected to the junction box, the wires are connected to the junction box via the junction box and the junction line, which allows various electric devices to be installed in the terminal section at the installation site of the passenger conveyor. When it is installed in the electric device, it is possible to perform the work of connecting the electric wire associated with the above electric device without the need for complicated work such as attachment and detachment of steps.

〔Example〕

An embodiment of the electric wire connection structure for a passenger conveyor according to the present invention will be described below with reference to the drawings.

FIG. 1 is a perspective view showing an embodiment of a wire connecting structure for a passenger conveyor according to the present invention. In FIG. 1, the same components as those shown in FIG. 2 described above are designated by the same symbols.

In the electric wire connection structure of the present embodiment shown in FIG. 1, a relay box 1 for relaying the electric wires 10b, 10d, 10f, etc. associated with the lighting devices 4a, 4c and the safety device 5a to the upper terminal portion 1a.
1a is provided, and a relay line 12a is arranged between the relay box 11a and the connection box 8a. Similarly, the operation switch 3, the lighting devices 4b and 4d, and the safety device are provided on the lower terminal portion 1b.
A relay box 11b for relaying the electric wires 10a, 10c, 10e, 10g and the like attached to each of 5b is provided, and a relay line 12b is arranged between the relay box 11b and the connection box 8b. And
The relay boxes 11a and 11b are attached to the horizontal portions 2b and 2c formed at both ends of the body frame 1, respectively.

In this embodiment, for example, various safety devices 5c to 5n are attached to the main body frame 2 at the factory, and the electric wires associated with these safety devices 5c to 5n are attached to the main body frame 2 so that the intermediate inclined portion 2a Attach the junction boxes 8a and 8b to their respective predetermined positions, attach the junction boxes 11a and 11b to the horizontal portions 2a and 2b, respectively, and connect the junction box 8a and the horizontal portion 2a.
The relay box 12a is arranged between them, while the relay wire 12b is arranged between the relay box 11b and the horizontal portion 2b, and then a step or the like (not shown) is incorporated in the main body frame 2. Next, when installing the lighting devices 4a, 4c and the safety device 5a in the upper terminal portion 1a at the installation site, the electric wires 10b, 10d, 10f, etc. that are respectively associated with them are connected to the relay box 11a. Similarly, when the operation switch 3, the lighting devices 4b and 4d, and the safety device 5b are provided in the lower terminal portion 1b, the associated electric wires 10a, 10c, 10e, and 10g are connected to the relay box 11b.

In the embodiment configured as described above, the operation switch 3, the lighting devices 4a to 4d, the safety devices 5a to 5d are installed at the installation site of the passenger conveyor.
When various electric devices such as 5b are provided in the terminal portions 1a, 1b, the work of connecting the electric wires 10a to 10g associated with the above electric device can be performed without requiring complicated work such as attachment and detachment of steps. Further, by setting the length of the relay line 12a, 12b according to the travel distance of the passenger conveyor during assembly in the factory, by installing the relay box 11a, 11b at the predetermined position of the horizontal portion 2b, 2c, respectively, It is not necessary to change the lengths of the electric wires 10a to 10g, that is, the lengths of the electric wires 10a to 10g can be standardized. In addition, the above wires
By attaching one of the pair of connectors to one end of each of 10a to 10g and providing the other in the relay boxes 11a and 11b, the connection work at the installation site can be simplified.

[Effect of device]

Since the present invention is configured as described above, when various electric devices are installed in the terminal section at the passenger conveyor installation site,
It is possible to perform the work of connecting the electric wires without requiring complicated work such as attaching and detaching the steps, and therefore, the installation of the above electric device can be simplified. Further, since it is not necessary to change the length of the electric wire attached to the electric device, it is possible to standardize the length of each electric wire.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view showing an embodiment of an electric wire connection structure for a passenger conveyor according to the present invention, and FIG. 2 is a perspective view showing a conventional electric wire connection structure for a passenger conveyor. 1a, 1b ...... Terminal part, 2 ...... main body frame, 2b, 2c ...... horizontal part, 3 ...... operation switch, 4a to 4d ...... illuminating device, 5a to
5n: safety device, 8a, 8b ... junction box, 10a-10g ... electric wire, 11a, 11b ... junction box, 12a, 12b ... junction line.

Front page continuation (72) Inventor Osamu Sasaki 1070 Ige, Katsuta-shi, Ibaraki Hitachi Ltd. Mito Plant (56) Reference JP-A-2-33084 (JP, A)

Claims (2)

[Scope of utility model registration request] 1. A connection box, which is supported by a main body frame provided between terminal portions of a passenger conveyor and to which a plurality of electric wires are connected, and which connects electric wires associated with various electric devices installed in the terminal portion. In the electric wire connection structure of the passenger conveyor, the terminal portion is provided with a relay box for relaying an electric wire associated with the electric device, and a relay wire is arranged between the relay box and the connection box. Electric wire connection structure for passenger conveyor. 2. The electric wire connection structure for a passenger conveyor according to claim 1, wherein the relay box is attached to a horizontal portion formed at an end portion of the main body frame.