CN201555129U - Elevator car lighting - Google Patents

Abstract

The utility model discloses an elevator car lighting device, which comprises a running light, a car lighting device, an emergency power supply and a transformer. The car lighting device, the emergency power supply and the transformer are arranged in the elevator car, and the input of the transformer The terminal is connected to the mains AC220V through the accompanying cable, the output terminal of the transformer is respectively connected to the input terminal of the emergency power supply and the car lighting device, and the output terminal of the emergency power supply is connected to a running light; replace the original transformer with a small power The transformer is also installed in the elevator car, which saves the accompanying cables and hoistway cables and isolates the car lighting device, emergency power supply and mains power, which not only improves the stability of the equipment but also reduces the cost; saves the emergency power supply drop Part of the circuit is pressed, and the cost is reduced; the running lights and the car lighting device adopt LED lights, which improves the safety and realizes the purpose of the utility model.

Description

Elevator car lighting

technical field

The utility model relates to a lighting device, in particular to an elevator car lighting device applied to elevator car lighting and emergency power supply input.

Background technique

At present, the input voltage of the elevator car lighting and emergency power supply is AC220V and is not isolated from the mains, so the stability is not ideal; moreover, the running lights on the car roof of the existing elevator car generally use AC36V incandescent lamps, which emit light. The low efficiency makes the capacity of the lighting transformer larger; at the same time, due to the different voltage levels of the various components in the elevator car, more cables are occupied, which greatly increases the cost.

As shown in Figure 1, the existing elevator car lighting device is mainly composed of a running light 1 arranged on the bottom pit of the car and the car top, a transformer 2a arranged in the elevator control machine room 2, an emergency power supply arranged in the car 3 and the car lighting 4, and the intercom 3a connected to the emergency power supply 3, the storage battery 3b and the emergency light 3c; The running light socket 1a in the bottom pit and the running light socket 1b arranged on the car roof supply power for the running light 1. Since the running lights use AC36V power supply, the safety is poor in environments with high humidity; the emergency power supply 3 and the car lighting 4. Directly connect with the mains AC220V, the input voltage of the emergency power supply 3 is AC220V, and the walkie-talkie 3a, battery 3b and emergency light 3c connected to the output of the emergency power supply 3 respectively adopt DC12/24V power supply, all of which are low voltage, emergency power supply The output terminal of 3 needs to step down the voltage before outputting, which makes the design structure complicated and increases the cost.

At the same time, the running light socket 1a arranged in the bottom pit of the car and the running light socket 1b arranged on the top of the car are respectively connected to the transformer 2a arranged in the elevator control machine room 2 through the hoistway cable and the accompanying cable, and the emergency power supply 3 and the car lighting Lamp 4 also needs to be connected with mains AC220V through accompanying cables, which takes up more cables and greatly increases the cost.

Utility model content

The purpose of this utility model is to provide an elevator car lighting device, which solves the problems existing in the existing elevator car lighting device, integrates the elevator car lighting power supply, the running light lighting power supply, and the emergency power supply, thereby reducing the capacity of the lighting transformer , save the number of cores of hoistway cables and accompanying cables, and isolate car lighting, emergency power supply and mains power.

The technical problem solved by the utility model can be realized by adopting the following technical solutions:

A lighting device for an elevator car, which includes running lights, a car lighting device, an emergency power supply and a transformer, characterized in that the car lighting device, the emergency power supply and a transformer are arranged in the elevator car, and the input end of the transformer It is connected to the mains AC220V through the accompanying cable, the output end of the transformer is respectively connected to the input end of the emergency power supply and the car lighting device, and the output end of the emergency power supply is connected to a running light.

In one embodiment of the present invention, the transformer is a low-power transformer with a built-in rectification and voltage stabilization module and outputs DC24V.

In one embodiment of the present invention, the output end of the emergency power supply is connected to the running light through a running light socket.

Further, the light sockets are respectively arranged in the elevator car and on the pit of the elevator car.

In one embodiment of the present invention, the output end of the emergency power supply is also connected with a walkie-talkie, a storage battery and an emergency light.

Further, the walkie-talkie, storage battery and emergency light are arranged in the elevator car.

In one embodiment of the present utility model, the running light is an LED light.

In one embodiment of the present utility model, the car lighting device is an LED lamp.

In the elevator car lighting device of the utility model, the original transformer is replaced with a small power transformer and installed in the elevator car, which saves accompanying cables and hoistway cables and realizes Isolation not only improves the stability of the equipment but also reduces the cost; saves the step-down circuit of the emergency power supply and reduces the cost; LED lights are used for the running lights and car lighting devices, which improves the safety and realizes the purpose of the utility model.

Description of drawings

Fig. 1 is the structural representation of existing elevator car lighting device;

Fig. 2 is a structural schematic diagram of the elevator car lighting device of the present invention.

Detailed ways

In order to make the technical means, creative features, goals and effects achieved by the utility model easy to understand, the utility model will be further elaborated below in conjunction with specific illustrations.

Example

As shown in Figure 1, the elevator car lighting device of the present invention includes running lights 10, car lighting device 20, emergency power supply 30 and transformer 40, and the car lighting device 20, emergency power supply 30 and transformer 40 are arranged on the elevator car. In the compartment, the input end of the transformer 40 is connected to the mains AC220V through the accompanying cable, the output end of the transformer 40 is connected to the input end of the emergency power supply 30 and the car lighting device 20 respectively, and the output end of the emergency power supply 30 is connected to the running lights 10 .

In this embodiment, the transformer 40 is a low-power transformer with a built-in rectification and voltage stabilization module and outputs DC24V. The mains AC220V is input into the transformer 40 through the accompanying cable, and the transformer 40 performs rectification and voltage stabilization processing. The output end outputs DC24V, and then input the input end of the emergency power supply 30 and the car lighting device 20 respectively; the power of the transformer is reduced (the traditional mode transformer capacity is about 100VA, and the transformer adopted after the change has a capacity of about 40VA), saving accompanying cables and The hoistway cable also isolates the car lighting device, emergency power supply and mains power, which not only improves the stability of the equipment but also reduces the cost.

In this embodiment, the output end of the emergency power supply 30 is connected with the running light 10 by connecting the running light socket 11 arranged in the elevator car, and the output end of the emergency power supply 30 can also be connected to the running light socket arranged on the bottom pit of the elevator car. 12 is connected with row lamp 10.

In this embodiment, the output end of the emergency power supply 30 is also connected to a walkie-talkie 31, a storage battery 32 and an emergency light 33; the intercom 31, the storage battery 32 and the emergency light 33 are generally powered by a DC12/24V power supply output by the output end of the emergency power supply 30, Since the output terminal of the transformer 40 outputs DC24V, the emergency power supply 30 does not need to perform step-down processing, which saves the part of the step-down circuit and reduces the cost.

The interphone 31, the storage battery 32 and the emergency light 33 are arranged in the elevator car.

In this embodiment, the running light 10 is an LED lamp, the car lighting device 20 is an LED lamp, and the output terminal of the transformer 40 outputs DC24V, which can directly drive the car lighting device 20, which improves the safety.

The basic principles and main features of the present utility model and the advantages of the present utility model have been shown and described above. Those skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model The new model also has various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model, and the claimed protection scope of the utility model is defined by the appended claims and their equivalents.

Claims (8)

1. a kind of elevator car lighting device, it comprises running lamp, car lighting device, emergency power supply and transformer, it is characterized in that, described car lighting device, emergency power supply and transformer are arranged in the elevator car, the power supply of described transformer The input end is connected to the mains AC220V through the accompanying cable, the output end of the transformer is respectively connected to the input end of the emergency power supply and the car lighting device, and the output end of the emergency power supply is connected to a running light. 2. The elevator car lighting device according to claim 1, wherein the transformer is a low-power transformer with a built-in rectification and voltage stabilization module and outputs DC24V. 3. The elevator car lighting device according to claim 1, characterized in that, the output end of the emergency power supply is connected to the running light through a running light socket. 4. The elevator car lighting device according to claim 3, characterized in that, the running light sockets are respectively arranged in the elevator car and on the pit of the elevator car. 5. The elevator car lighting device according to claim 1, characterized in that, the output end of the emergency power supply is also connected with a walkie-talkie, a storage battery and an emergency light. 6. The elevator car lighting device according to claim 5, characterized in that, the intercom, storage battery and emergency light are arranged in the elevator car. 7. The elevator car lighting device according to claim 1, wherein the running light is an LED light. 8. The elevator car lighting device according to claim 1, wherein the car lighting device is an LED lamp.

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