CN204242537U - Photovoltaic LED backlight street sign - Google Patents

Abstract

The utility model discloses a kind of photovoltaic LED backlight guideboard, comprise: guideboard, LED-backlit plate, photovoltaic panel, booster circuit module, battery module, temperature sensor, one-chip computer module, display panel module, described guideboard is made up of plastic, transparent material, described LED-backlit plate is attached to after guideboard, booster circuit module, battery module, one-chip computer module are arranged on after LED-backlit plate, described temperature sensor is arranged on guideboard lower limb, described photovoltaic panel is arranged on above guideboard, and described display panel module is arranged on guideboard top.The utility model advantage is photovoltaic LED backlight guideboard, photovoltaic panel is to charging battery module, battery module is powered to LED-backlit plate, the temperature signal of temperature sensor is presented on display panel module by one-chip computer module, guideboard was lighted automatically in night, use sun power as charge power supply, energy-conserving and environment-protective, can be arranged on outdoor road.

Description

Photovoltaic LED backlight street sign

technical field

The utility model relates to a photovoltaic LED backlight road sign, which belongs to the technical field of road traffic facilities.

Background technique

Road traffic signs have a single guiding function. Photovoltaic LED backlight signs add a temperature display function to provide travel reference information for travelers. Using LED backlight panels can realize backlighting at night and improve the visibility of street signs at night. Photovoltaic panels are used to use solar energy. Energy saving and environmental protection, free from maintenance, saving use cost.

Contents of the invention

The purpose of the utility model is to provide a photovoltaic LED backlight road sign to achieve the effect of providing directions and environmental information for travelers, and can use solar energy as the energy source of the road sign.

The purpose of this utility model is to realize through the following technical solutions:

As a technical solution, a street sign with photovoltaic LED backlight includes: street sign, LED backlight panel, photovoltaic panel, booster circuit module, battery module, temperature sensor, single-chip microcomputer module, display module, and the street sign is made of plastic transparent material The LED backlight board is attached to the back of the street sign, the boost circuit module, the battery module, and the single-chip microcomputer module are installed behind the LED backlight board, the temperature sensor is installed on the lower edge of the street sign, and the photovoltaic panel is installed above the street sign. The above display module is installed on the top of the street sign.

As a technical solution, photovoltaic panels use 40W photovoltaic cells.

As a technical solution, the boost circuit module uses a MAX669 chip.

As a technical solution, the temperature sensor uses an 18B20 chip.

As a technical solution, the single-chip microcomputer module uses the 89C52 chip.

Description of drawings

Below according to accompanying drawing, the utility model is described in further detail.

Fig. 1 is the structural representation of a kind of photovoltaic LED backlight street sign described in the embodiment of the present invention;

Fig. 2 is the schematic circuit structure diagram of a kind of photovoltaic LED backlight street sign described in the utility model embodiment;

Description of symbols in attached drawings 1 and 2: 1. street sign, 2. LED backlight panel, 3. photovoltaic panel, 4. step-up circuit module, 5. battery module, 6. temperature sensor, 7. single-chip microcomputer module, 8. display screen module.

Detailed ways

Below in conjunction with accompanying drawing and embodiment the utility model is specifically introduced as follows:

As a preference, a photovoltaic LED backlight street sign, comprising: street sign 1, LED backlight panel 2, photovoltaic panel 3, boost circuit module 4, battery module 5, temperature sensor 6, single-chip microcomputer module 7, display screen module 8, street sign 1 is made of plastic transparent material, the LED backlight board 2 is attached to the back of the road sign 1, the boost circuit module 4, the battery module 5, and the single-chip microcomputer module 7 are installed behind the LED backlight board 2, and the temperature sensor 6 is installed on the lower edge of the road sign 1 , the photovoltaic panel 3 is installed above the street sign 1, the display module 8 is installed on the top of the street sign 1, the LED backlight panel 2, the photovoltaic panel 3, the boost circuit module 4, the battery module 5, the temperature sensor 6, the microcontroller module 7, and the display module 8 are electrically connected in turn.

As an embodiment, the above-mentioned photovoltaic panels use 40W photovoltaic cells.

As an implementation, the above boost circuit module uses a MAX669 chip.

As an implementation, the above-mentioned temperature sensor uses a 18B20 chip.

As an implementation, the above-mentioned single-chip microcomputer module uses an 89C52 chip.

When the photovoltaic LED backlight street sign is charging, the photovoltaic panel 3 charges the battery module 5. When the photovoltaic LED backlight street sign is working, the battery module 5 supplies power to the temperature sensor 6, the single-chip microcomputer module 7, and the display module 8 through the boost circuit module 4 respectively. , increase the power supply to the LED backlight board 2, and the single-chip microcomputer module 7 displays the temperature signal sensed by the temperature sensor 6 on the display module 8.

Claims (5)

1. a photovoltaic LED backlight guideboard, it is characterized in that, comprise: guideboard, LED-backlit plate, photovoltaic panel, booster circuit module, battery module, temperature sensor, one-chip computer module, display panel module, described guideboard is made up of plastic, transparent material, described LED-backlit plate is attached to after guideboard, booster circuit module, battery module, one-chip computer module are arranged on after LED-backlit plate, described temperature sensor is arranged on guideboard lower limb, described photovoltaic panel is arranged on above guideboard, and described display panel module is arranged on guideboard top.

2. a kind of photovoltaic LED backlight guideboard according to claim 1, is characterized in that, above-mentioned photovoltaic panel uses 40W photoelectric cell.

3. a kind of photovoltaic LED backlight guideboard according to claim 1, is characterized in that, above-mentioned booster circuit module uses MAX669 chip.

4. a kind of photovoltaic LED backlight guideboard according to claim 1, is characterized in that, said temperature sensor uses 18B20 chip.

5. a kind of photovoltaic LED backlight guideboard according to claim 1, is characterized in that, above-mentioned one-chip computer module uses 89C52 chip.