CN203351146U

CN203351146U - Taxi roof light-emitting diode (LED) display device

Info

Publication number: CN203351146U
Application number: CN2013204539110U
Authority: CN
Inventors: 周健
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-07-20
Filing date: 2013-07-20
Publication date: 2013-12-18
Anticipated expiration: 2023-07-20

Abstract

The utility model belongs to the field of automotive electronics, and particularly relates to a taxi roof light-emitting diode (LED) display device which comprises a stand, a mounting rack, a driving device, a front camera and a rear camera, wherein two LED display screens are arranged on the stand in a back-to-back way; the LED display screens are connected with the driving device respectively by a connecting cable; an LED driving module, a key module, a touch screen module, a universal serial bus (USB) reading module, a signal receiving module, a storage module and a camera shooting processing module which are arranged in the driving device are respectively connected with a micro-processing unit module by signals. According to the taxi roof LED display device, the two LED display screens are respectively arranged along the positive direction and the negative direction, so that the different contents can be displayed at the front and back of the roof of a taxi at the same time. When needing to be changed, the contents can be changed in a way of manually pressing keys, inputting by a USB storage device or utilizing the short message service; furthermore, the taxi roof LED display device can be used for carrying out picture recording on the situations in front of the taxi, at the back of the taxi and in the taxi, thus improving the safety of the taxi.

Description

A kind of taxi top LED display device

Technical field

The utility model belongs to vehicle electric field and is specifically related to a kind of taxi top LED display device.

Background technology

Taxi, as a kind of urban public transport, is the window that a city is externally showed.Taxi has the strict market access, for regular taxi is made to sign, also facilitates ride passenger identification of wish while going out, and general taxi all can be at the roof mount display.Along with the cost of Novel LED display screen, on increasing taxi, LED display is installed, for the display graphics Word message.Current taxi top LED display device generally can only be shown fixing word, also be only had Presentation Function simultaneously.The taxi top display device has diversified demonstration demand, need to upgrade at any time displaying contents.Simultaneously for security needs, taxi also needs the vehicle driving traffic information record of being used videotape to record.

The utility model content

A kind of taxi top LED display device that the utility model provides for above-mentioned weak point, can pass through manual button, the USB storage input, control the displaying contents that touch-screen main frame or mobile phone short messages change LED display at any time in car, simultaneously this device can also be used videotape to record to situation in the front side of taxi and rear road conditions and car, has improved the security of taxi.

The utility model is to realize like this, one sharp taxi top LED display device, comprise frame, erecting frame, drive unit, front camera and rear camera, on frame back to two LED display are installed, LED display is connected with drive unit by stube cable, described drive unit comprises the LED driver module, the LED driver module is connected with the LED display signal, for receiving the key-press module of manual input signal, touch screen module for input and output information, for reading the USB read module of external USB storer, for receiving the signal receiving module of SMS, memory module for the data storage, shooting processing module and microprocessing unit module, the LED driver module, key-press module, touch screen module, the USB read module, signal receiving module, memory module with the shooting processing module with the microprocessing unit module by signal, be connected respectively.

For convenience of input, key-press module arranges 1-6 input key, for meeting situation monitoring in the taxi car, camera in car also is set, and in car, camera is connected with shooting processing module signal by cable.

Taxi top LED display device of the present utility model, be equipped with positive and negative two LED display, can show different content at the roof pros and cons simultaneously.When content need to be changed, can pass through manual button, USB storage input or mobile phone short messages change at any time, and this device can also be used videotape to record to situation in the front side of taxi and rear road conditions and car simultaneously, has improved the security of taxi.

The accompanying drawing explanation

Fig. 1 is the utility model front view.

Fig. 2 is the utility model rear view.

Fig. 3 is the utility model stereographic map.

Fig. 4 is the utility model drive unit system figure.

In accompanying drawing: 1-stube cable, 2-erecting frame, 3-frame, the 4-LED display screen, camera before 5-, camera after 6-, the 7-drive unit, camera in the 8-car, 71-LED driver module, 72-button and touch screen module, 73-memory module, 74-microprocessing unit module, the 75-signal receiving module, the 76-USB read module, the 77-processing module of making a video recording, 78-touch screen module.

Embodiment

Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail; but the utility model is not limited to following embodiment; any change of making on the present embodiment principle or replacement scheme, all fall among the claimed scope of the utility model.

1 arrive Fig. 4 by reference to the accompanying drawings, a kind of taxi top LED display device, comprise frame 3, erecting frame 2, drive unit 7, front camera 5 and rear camera 6, on frame 3 back to two LED display 4 are installed, LED display 4 is connected with drive unit 7 by stube cable 1, described drive unit 7 comprises LED driver module 71, LED driver module 71 is connected with LED display 4 signals, for receiving the key-press module 72 of manual input signal, touch screen module 78 for input and output information, for reading the USB read module 76 of external USB storer, for receiving the signal receiving module 75 of SMS, memory module 73 for the data storage, shooting processing module 77 and microprocessing unit module 74, LED driver module 71, key-press module 72, touch screen module 78, USB read module 76, signal receiving module 75, memory module 73 with the shooting processing module 77 with microprocessing unit module 74 signals, be connected respectively.

For convenience of input, key-press module 72 arranges 1-6 input key, for meeting situation monitoring in the taxi car, camera 8 in car also is set, and in car, camera 8 is connected with shooting processing module 77 signals by cable.

When in use, the content that can show needs in advance stores in the memory module 73 in drive unit 7, while on pressing key-press module 72, button being set, according to pressed different key, shows different content.Also can carry out the displaying contents input by using touch-screen, the content that also can show needs stores in USB storage, USB read module 76 by drive unit 7, can read the content in USB storage, thereby be shown on roof LED display screen 4.When needs immediate updating displaying contents, can also send by SMS, after signal receiving module 75 receives SMS, short message content can be shown on roof LED display screen 4.On car, a plurality of cameras can be set, also be provided with front camera 5 and rear camera 6 on taxi top LED display device of the present utility model, vehicle front and rear road conditions in the time of can driving a vehicle to taxi are at any time made a video recording, camera 8 in car can also be set, situation in car is made a video recording, the image that all cameras absorb, after processing by the shooting processing module 77 of 7 li of drive units, under microprocessing unit module 74 is coordinated, be stored in memory module 73, for calling at any time.

Claims

1. a taxi top LED display device, comprise frame (3), erecting frame (2), drive unit (7), front camera (5) and rear camera (6), it is characterized in that frame (3) is upper back to two LED display (4) are installed, LED display (4) is connected with drive unit (7) by stube cable (1), described drive unit (7) comprises LED driver module (71), LED driver module (71) is connected with LED display (4) signal, for receiving the key-press module (72) of manual input signal, touch screen module (78) for input and output information, for reading the USB read module (76) of external USB storer, for receiving the signal receiving module (75) of SMS, memory module (73) for the data storage, shooting processing module (77) and microprocessing unit module (74), LED driver module (71), key-press module (72), touch screen module (78), USB read module (76), signal receiving module (75), memory module (73) with the shooting processing module (77) with microprocessing unit module (74) signal, be connected respectively.

2. taxi top LED display device according to claim 1, is characterized in that key-press module (72) arranges 1-6 input key.

3. taxi top LED display device according to claim 1, is characterized in that also comprising camera (8) in car, and in car, camera (8) is connected with shooting processing module (77) signal by cable.