LED indicator light system for train

Abstract

The invention discloses an LED indicator light system for a train. The LED indicator light system comprises a control unit, a detecting unit, a displaying unit, an indicating unit, a gas exchanging unit and an alarm unit. The detecting unit comprises an infrared sensor and a gas sensor, the infrared sensor and the gas sensor are arranged inside a train restroom, the alarm unit comprises a sound alarm, the displaying unit comprises a first display screen and a second display screen, the first display screen is arranged on the top of the end, close to the restroom, in a carriage, the second display screen is arranged on the outer portion of a restroom door, and the first display screen and the second display screen synchronously display the using situations inside the restroom. The gas sensor is used for detecting the concentration of the gas inside the restroom, the control unit controls work of the gas exchanging unit according to the gas concentration, and odor in the restroom is exhausted. The alarm unit is arranged in a train monitoring room and sends alarm information. The system effectively solves the problem that an indication system of the train restroom is incomplete.

Description

technical field [0001] The invention belongs to the technical field of LED application, and in particular relates to an LED indicator system for train toilets. Background technique [0002] The current train generally has an indicator light on the car near the toilet. The red light is on, indicating that there is someone. Green means no one is using it. If it is an ordinary train, usually enter the toilet, close the latch, and the outside of the door will display red, that is, someone is using it. The toilet sign of this kind of toilet is easy to see when you are sitting in the car, but when you walk to the toilet, it is often difficult to judge whether there is someone inside, and there will be certain errors through the door lock instruction. Some passengers enter the toilet, The door is only closed, but it is not really locked. Although it is easy to see that the toilet is used in the carriage, it is difficult for passengers who arrive at the door of the toilet to judge...

AI Technical Summary

Problems solved by technology

The bathroom sign of this kind of toilet is easy to see when sitting in the compartment, but when you go to the toilet, it is often difficult to judge whether there is someone inside. There will be a certain error in the indication through the door lock. Some passengers enter the toilet. The door is just closed, not really locked. Although it is easy to see that the bathroom is used by someone in the compartment, it is difficult for passengers who arrive at the door of the bathroom to judge whether there is someone inside. It is easy to mislead the passengers behind and cause unnecessary trouble

Images