CN202471101U - Environment ultraviolet index board - Google Patents

Abstract

The utility model discloses an environmental ultraviolet index card which is powered by a solar battery panel and has an information display panel. The device includes a detection, processing and display system, a light-following control system, and a power supply system. The detection, processing and display system includes an ultraviolet sensor signal processing circuit and a display control circuit; the ultraviolet sensor signal processing circuit is connected to an ultraviolet probe; the display control circuit is connected to an information display panel; The moving mechanism, the light follow-up control sensor and the light follow-up sensor signal processing circuit module; the light follow-up sensor signal processing circuit module drives the light follow-up mechanical device by connecting the light follow-up control sensor, and then makes the installed solar battery The panel is aimed at the sun in real time; the power supply system includes a rechargeable and dischargeable energy storage module respectively connected to the processing and display system, the light-following control system and the solar panel.

Description

Environmental UV Index Plate

Technical field:

The utility model relates to environmental data monitoring, in particular to an environmental ultraviolet index card powered by solar panels and provided with an information display panel.

Background technique:

Now people mainly obtain the UV intensity information indirectly through radio, TV, network and other forecasts; in addition, there are a small number of simple and portable items such as UV test cards and UV hanging chains to roughly obtain UV index information; The first way (currently the main way in China): Although people can get the required ultraviolet information through these channels, there are obvious shortcomings: the premise of people's active attention, the non-real-time nature of reported information, and the inconvenience of people's information acquisition (most important), there are uncertain errors between the information and the radiation index of people's specific geographical location, etc.; the second method is relatively convenient, but the accuracy depends on whether the user's operation is appropriate or not, and the accuracy of the information cannot be guaranteed. Generally speaking, there is a lack of an intuitive, convenient and effective channel for obtaining ultraviolet information in people's lives.

Utility model content:

In view of the above technical problems, the utility model provides an environmental ultraviolet index card powered by solar panels and equipped with an information display panel. The device can help people obtain ultraviolet ray information intuitively, conveniently and effectively in daily life.

The concrete technical scheme of the utility model is as follows:

Environmental ultraviolet index card, including detection, processing and display system, light follow-up control system, and power supply system. Wherein, the detection, processing and display system includes an ultraviolet sensor signal processing circuit and a display control circuit; the ultraviolet sensor signal processing circuit is connected to an ultraviolet probe; the display control circuit is connected to an information display panel; the optical follow-up control system includes The photo-following mechanical device, the photo-following control sensor and the photo-following sensor signal processing circuit module are arranged with the solar cell panel; the said photo-following sensor signal processing circuit module drives the photo-following The mechanical device then aligns the installed solar panel with the sun in real time; the power supply system includes a rechargeable and dischargeable energy storage module respectively connected to the processing and display system, the light-following control system and the solar panel.

As a preferred solution, the detection, processing and display system is further provided with a temperature and humidity detection circuit, and the temperature and humidity detection circuit is also connected with a temperature and humidity probe.

As a preferred solution, the temperature and humidity probe adopts a digital temperature and humidity sensor SHT21-D.

As a preferred solution, the information display panel is used to display real-time detected ultraviolet rays and temperature and humidity data information; wherein, the temperature display range is -40°C to 60°C, the humidity display range is 0 to 100%H, and the ultraviolet index is displayed by The irradiance index and the color bars of different colors reflect the intensity of ultraviolet rays, which are divided into five levels: weakest, weak, medium, strong, and very strong.

As a preferred solution, the display screen on the information display panel is composed of several high-brightness color LED dot matrix screens.

As a preferred solution, the optical follower mechanism is composed of a stepper motor and a gear set; the optical follower sensor signal processing circuit module controls the stepper motor in the optical follower mechanism by connecting the optical follower control sensor The start, turn and stop of the stepping motor then drives the stepper motor through mechanical gears to adjust the angle of the solar panel placed on it relative to the sun, so that the solar panel is aligned with the sun in real time.

As a preferred solution, the solar cell panel is a polycrystalline silicon solar cell panel.

As a preferred solution, the rechargeable and dischargeable energy storage module is composed of nickel-metal hydride batteries or supercapacitor arrays with corresponding charging and discharging circuits, and the specifications of the nickel-hydrogen batteries are 12V, 6200mA/h.

As a preferred solution, the optical follow-up control sensor is composed of a light sensor for detecting the position of the light source and a Hall sensor for limiting, and the ultraviolet probe measures the ultraviolet band of 300-400nm.

The beneficial effects of the environmental ultraviolet index card described in the utility model are as follows:

1. The information is intuitive and easy for people to accept;

Let people obtain the information of ultraviolet intensity, temperature and humidity in an intuitive and convenient way; indirectly let people form awareness of paying attention to and protecting the environment.

2. Easy to install and convenient for large-scale installation;

The system takes the display panel as the main body and occupies a small space; the proportion of the external dimensions can be changed according to the needs; the battery board can be integrated with the display panel according to the installation environment, or it can be installed separately.

3. No need for external power supply, strong adaptability;

When the system is normally installed, it is powered by its own solar panel, and ensures that the solar panel is at the best angle with the sun in real time to maximize the use of solar energy. Of course, it also has an external power interface; at night and in rainy days, it is powered by an internal energy storage battery pack or The supercapacitor bank supplies power, and the motor drive part automatically stops working at this time; if the power is insufficient in continuous rainy days, the system will enter sleep mode or shut down; it will automatically restart when it is sunny.

4. Maintenance-free in the later stage, reducing input costs;

After the equipment is installed and debugged, there is basically no need for maintenance in the later stage. Just check the equipment running status regularly.

Description of drawings:

The utility model will be further described below in conjunction with the accompanying drawings and specific embodiments.

Fig. 1 is a system block diagram of the environmental ultraviolet index card described in the utility model.

Fig. 2 is a schematic diagram of the information panel of the environmental ultraviolet index card described in the present invention.

Fig. 3 is an integrated installation structure diagram of the environmental ultraviolet index plate of the utility model.

301-light follower sensor and UV probe fixing position; 302-solar panel bracket; 303-solar panel; 304-information display panel; 305-main bracket; A-ultraviolet level display chromaticity bar; B-temperature display ;C-relative humidity display;

Fig. 4 is a rod-shaped installation structure diagram of the environmental ultraviolet index plate described in the utility model.

401-bracket; 402-panel; 403-outer frame; A-ultraviolet level display chromaticity bar; B-temperature display; C-relative humidity display;

Fig. 5 is a structural diagram of the wall installation of the environmental ultraviolet index signboard of the utility model.

501-wall; 502-panel; 503-outer frame; A-ultraviolet level display chromaticity bar; B-temperature display; C-relative humidity display;

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.

As shown in FIG. 1 , the environmental ultraviolet index card described in the present invention includes a detection, processing and display system 100 , a light follower control system 200 , and a power supply system.

The detection, processing and display system 100 includes a temperature and humidity detection circuit 130 in addition to an ultraviolet sensor signal processing circuit 110 and a display control circuit 120 . Wherein, the ultraviolet sensor signal processing circuit 110 is connected to an ultraviolet probe 111 ; the display control circuit 120 is connected to an information display panel 121 ; the temperature and humidity detection circuit 130 is also connected to a temperature and humidity probe 131 . The whole system controls the processing through the ultraviolet sensor signal processing circuit 110 , the display control circuit 120 and the temperature and humidity detection circuit 130 , combined with the single-chip circuit system (not shown in the figure), and finally displays the processing information on the information display panel 121 .

The light-following control system 200 includes a light-following mechanical device 210 installed with a solar panel, a light-following control sensor 220 and a light-following sensor signal processing circuit module 230 . Specifically, the optical follower mechanism 210 is composed of a stepper motor 211 and a gear set 212; the optical follower sensor signal processing circuit module 230 is connected to the optical follower control sensor 220 to control the The stepper motor 211 is started, turned and stopped, and then the stepper motor 211 is driven by the mechanical gear set 212 to adjust the angle of the solar panel 240 placed on it relative to the sun, so that the solar panel 240 is aligned with the sun in real time , so as to maximize the use of solar energy; the speed of the device is adjustable; it automatically enters sleep mode at night and in rainy days; the system controls the alignment angle error between the solar panel and the sun: ±0.5°. Power consumption: -5W when the motor is running, -2W when the motor is stopped. When sleeping (night and rainy days) -0.2W.

The power supply system includes a rechargeable and dischargeable energy storage module 300 respectively connected to the processing and display system, the light-following control system and the solar panel.

In actual implementation, the temperature and humidity probe is used as a digital temperature and humidity sensor. The sensor can be placed at the bottom of the information display panel, or it can be installed in other reasonable positions as required; the temperature and humidity sensor adopts digital temperature and humidity sensor SHT21, which can ensure the long-term stability of the system; temperature measurement error: maximum ±1°C (0-60°C hour); relative humidity measurement error: maximum ±2%H (25°C, 20%H～80%H).

As for the information display panel used to display real-time detected ultraviolet rays and temperature and humidity data information, the panel box is mainly made of black acrylic plate with a thickness greater than 5mm, and the side is made of mirror stainless steel or aluminum-plastic material. The display screen on the information display panel is composed of several high-brightness color LED dot matrix screens.

As shown in Figure 2, the information displayed on the panel is as follows:

1. The wide chromaticity bar A on the upper left is used to display the UV index level, and the color bar transitions from bottom to top: green-light green-yellow-orange-yellow-red, representing the five levels of the weakest, weak, medium, strong, and strong UV rays , corresponding to the UV radiation index of 0~2 (safe), 3~4 (normal), 5~6 (caution), 7~9 (strong), 10~15 (harmful).

2. The two lower right display screens:

Upper B: real-time temperature display, unit: ℃; range: -40~60.

Bottom C: real-time relative humidity display, unit: %H; range: 0-100.

In addition, during normal installation, the optical follower control sensor and the ultraviolet probe are installed on the side of the solar panel at a 90° right angle to the light-receiving surface of the solar panel; when only the display panel is installed alone, the ultraviolet probe is placed inside the display panel at the lowest above. The optical follow-up control sensor is composed of a light sensor for detecting the position of the light source and a Hall sensor for limiting. The ultraviolet probe measures the ultraviolet band of 300-400nm.

Of course, in order to ensure that the cloudy weather circuit can work normally, a 20W polysilicon solar panel is used. The energy storage module is composed of nickel metal hydride batteries or super capacitor arrays with corresponding charging and discharging circuits; the excess power is stored to supply power for the system at night and in rainy days; the total system (motor remains dormant) power is less than or equal to 2W; the capacity of the battery or super capacitor is based on The required battery life depends on the required battery life, the minimum configuration (only Ni-MH rechargeable battery): battery specification: 12V, 6200mA/h, can guarantee the battery life is more than 32 hours.

The device described in the utility model takes the display panel as the main body, and the circuit control and energy storage parts are all installed inside the display panel. There are two main installation methods for this product:

1. The normal installation method of both the display panel and the solar panel can be installed as one (support is required). For the installation method of the solar panel above the display panel, see Figure 3; at this time, the ultraviolet sensor and the light follower sensor Install close and at the same angle.

2. The display panel is installed separately, and the ultraviolet sensor is built-in at this time. In some areas with unstable solar energy resources or installation environments with limited space, a fixed display panel can be installed separately and put into use with an external power supply (see Figure 4 and Figure 5).

In addition, installation location and form: It can be used for special brackets to be installed alone in open places such as squares and parks, or it can be fixedly installed on or near information columns such as stations and bus stop signs, or attached to walls, etc.

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. The scope of protection required by the utility model is defined by the appended claims and their equivalents.

Claims (9)

1. Environmental ultraviolet index card, including detection, processing and display system, optical follow-up control system, and power supply system; it is characterized in that, detection, processing and display system includes ultraviolet sensor signal processing circuit and display control circuit; said ultraviolet sensor The signal processing circuit is connected with an ultraviolet probe; the display control circuit is connected with an information display panel; the light-following control system includes a light-following mechanical device installed with a solar panel, a light-following control sensor and a light-following sensor signal processing circuit module; the light-following sensor signal processing circuit module is connected to the light-following control sensor to drive the light-following mechanical device, and then the solar panel placed on it is aimed at the sun in real time; the power supply system includes a Respectively connect the processing and display system, the light-following control system and the rechargeable and dischargeable energy storage module of the solar panel. 2. The environmental ultraviolet index card according to claim 1, characterized in that, the detection, processing and display system is also provided with a temperature and humidity detection circuit, and the temperature and humidity detection circuit is also connected with a temperature and humidity probe. 3. The environmental ultraviolet index card according to claim 2, wherein the temperature and humidity probe adopts a digital temperature and humidity sensor SHT21-D. 4. The environmental ultraviolet index card according to claim 1, wherein the information display panel is used to display real-time detected ultraviolet rays and temperature and humidity data information; wherein, the temperature display range is -40°C to 60°C, and the humidity display The range is from 0 to 100% H. The UV index reflects the intensity of ultraviolet light by displaying the irradiance index and color bars of different colors. It is divided into five levels: weakest, weak, medium, strong, and strong. 5. The environmental ultraviolet index card according to claim 4, characterized in that, the display screen on the information display panel is made up of several high-brightness color LED dot matrix screens. 6. according to the environmental ultraviolet index card of claim 1, it is characterized in that, described optical follow-up mechanism is made up of stepper motor and gear train; Described light follow-up sensor signal processing circuit module is by connecting light follow-up control sensor, To control the start, turn and stop of the stepper motor in the light-following mechanical device, and then make the stepper motor drive through the mechanical gear to adjust the angle of the solar panel placed on it relative to the sun, so that the solar panel can respond to the sun in real time. quasi-sun. 7. The environmental ultraviolet index card according to claim 1, characterized in that, said solar panel adopts a polysilicon solar panel. 8. The environmental ultraviolet index card according to claim 1, characterized in that, the rechargeable and dischargeable energy storage module is composed of nickel-metal hydride batteries or supercapacitor arrays with corresponding charging and discharging circuits, and the specifications of the nickel-metal hydride batteries are 12V, 6200mA/ h. 9. The environmental ultraviolet index card according to claim 1, characterized in that, the optical follow-up control sensor is composed of a light sensor for detecting the position of the light source and a Hall sensor for limiting, and the ultraviolet probe measures the ultraviolet band of 300-400nm .

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