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Railway vehicle vehicle-mounted TV

A vehicle-mounted TV and railway vehicle technology, which is applied in the field of railway vehicle video entertainment systems, can solve problems such as motor failure, narrow viewing angle under the LCD screen, and unclear programs, and achieve the effect of high reliability and simple and reasonable structure

Active Publication Date: 2010-10-13
CRRC QINGDAO SIFANG ROLLING STOCK RES INST
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, due to the high ceiling of the train, and the screen is placed at an angle close to 90° to the ground, passengers sitting nearby cannot see the program clearly due to the narrow viewing angle of the LCD screen; There are many people coming and going, and the TV may be accidentally touched (such as when lifting luggage), and the TV is prone to damage during the decades-long operation of the train; contact, the motor may be blocked and cause failure

Method used

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  • Railway vehicle vehicle-mounted TV

Examples

Experimental program
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Effect test

specific Embodiment approach 1

[0016] Specific implementation mode one: as figure 1 , 4 As shown, a railway vehicle vehicle-mounted single TV is installed on the ceiling at the end of the passenger room. The single vehicle-mounted TV includes a video display 3, an inverted triangular support frame 1 and two triangular cover plates 4, and the video display 3 is assembled On the inverted triangle support frame 1, the cover plate 4 is installed on both sides of the video display 3, and a hook is arranged on the back of the display 3, and is connected with the installation frame 2 on the top of the passenger compartment through a safety rope; There is a square back plate 5 . The vehicle-mounted single TV adopts a metal shell made of aluminum alloy or carbon steel. The outer surface of the shell has no protruding parts, and the edge part is set to be chamfered; the frame of the video display is made of profiles with a curved surface configuration. A mounting plate is arranged inside the video display 3, a circ...

specific Embodiment approach 2

[0019] Specific implementation mode two: as figure 2 , 3 , Shown in 4, a kind of vehicle-mounted double television of railway vehicle is installed on the ceiling in the middle part of the passenger compartment, and described vehicle-mounted double television comprises two video displays 3, an inverted triangular support frame 1 and two triangular cover plates 4, the video display 3 is assembled on the inverted triangular support frame 1, and the cover plate 4 is installed on both sides of the video display 3, and the power supplies of the two displays 3 are collected on a through-wall connector through a terminal block 10, which is used to connect the power supply provided by the vehicle The support frame 1 binds and fixes the cable from the video output of one video display to the video input of another video display at the same time, and the display 3 is connected with the installation frame 2 on the top of the passenger compartment by a safety rope. The vehicle-mounted du...

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Abstract

The invention relates to a railway vehicle vehicle-mounted TV which is arranged on a ceiling of a guest room. The vehicle-mounted TV comprises a video display, a triangular support bracket and a cover plate, wherein, the video display is assembled on the triangular support bracket; the cover plate is arranged at two sides of the video display; the video display is internally provided with an arrangement plate; one side of the arrangement plate is provided with a circuit board; the other side of the arrangement plate is provided with a display screen; the circuit board is provided with a power supply / signal input board, an LED control board and a backlight high pressure transducer. The railway vehicle vehicle-mounted TV of the invention has simple and reasonable structure and high reliability, and is beautiful and practical; the video display is arranged on the triangular support bracket, leads the display to be inclined downwards for a certain angle, thus satisfying watching view angle of passengers; and meanwhile the video displays can be interchanged compatibly. The railway vehicle vehicle-mounted TV of the invention uses metal shell, is sturdy and durable, has edge chamfers and smooth surface, ensures that passengers can not be hurt due to touch, is also provided with power supply protection and conversion circuits, and can not cause television fault due to the touch of passengers.

Description

technical field [0001] The invention relates to a railway vehicle video entertainment system, in particular to a vehicle-mounted television in the railway vehicle video entertainment system. Background technique [0002] With the continuous development of information technology and the gradual improvement of train grades, audio and video entertainment systems have been introduced into trains, which not only improves the riding environment, but also is an important means to enhance the added value and competitiveness of railway passenger transport services. As the main terminal equipment of the audio and video entertainment system, the on-board TV is directly facing the passengers, and its man-machine friendliness and operation reliability greatly affect the passenger's feeling of train comfort. At present, the existing vehicle-mounted TVs are designed to be rotatable and retractable: a small motor is installed inside, and when a start signal is given to the TV, the motor rot...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04N5/44G09F9/30G09G3/20
CPCH04N5/64F16M13/027F16M13/02
Inventor 李德文王长昌
Owner CRRC QINGDAO SIFANG ROLLING STOCK RES INST
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