A solar-powered intelligent traffic sign

Abstract

The utility model provides a solar intelligent traffic sign connected to a traffic information management platform, comprising: a sign body, a controller arranged on the sign body, a transparent LED display screen, a photovoltaic panel, an electric energy manager and an electric storage device, wherein the controller is connected to the traffic information management platform and the transparent LED display screen and is used for forming a control instruction according to receiving and processing data sent by the traffic information management platform, and transmitting the control instruction to the transparent LED display screen; the transparent LED display screen is connected to the controller and is used for displaying a corresponding traffic signal according to the control instruction; the photovoltaic panel is attached to the transparent LED display screen through a transparent colloid and is used for converting the absorbed solar energy into electric energy; the electric energy manager is connected to the photovoltaic panel and the electric storage device and is used for switching the charging circuit state of the electric storage device according to the electric quantity state of the electric storage device and supplying power to the controller and the transparent LED display screen; the electric storage device is connected to the photovoltaic panel and is used for storing the electric energy converted by the photovoltaic panel.

Description

Technical Field

[0001] The utility model relates to the technical field of display screens, and in particular to a solar-powered intelligent traffic sign. Background Art

[0002] The advancement of science and technology has promoted the continuous upgrading and transformation of transportation facilities to meet people's growing travel needs. The LED display industry has emerged as a rapidly developing emerging industry with huge market potential.

[0003] Traditional traffic signs often operate according to fixed timing plans and cannot be flexibly adjusted according to road traffic conditions. They also consume a lot of energy and are not environmentally friendly. Solar energy, as a renewable green energy, has been widely used. Photovoltaic panels can convert solar energy into electrical energy for people's daily use. This is an environmentally friendly and efficient way to use energy. Utility Model Content

[0004] According to the technical problem raised above, a solar intelligent traffic sign is provided. The utility model mainly utilizes photovoltaic panels to convert solar energy into electrical energy to power the intelligent traffic sign.

[0005] The technical means adopted by the utility model are as follows:

[0006] A solar intelligent traffic sign connected to a traffic information management platform comprises: a sign body, a controller arranged on the sign body, a transparent LED display screen, a photovoltaic panel, an electric energy manager and an electric storage device, wherein:

[0007] The controller is connected to the traffic information management platform and the transparent LED display screen, and is used to form control instructions according to receiving and processing data sent by the traffic information management platform, and transmit the control instructions to the transparent LED display screen;

[0008] The transparent LED display screen is connected to the controller and is used to display corresponding traffic signals according to control instructions;

[0009] The photovoltaic panel is adhered to the transparent LED display screen through a transparent colloid, and is electrically connected to the power manager and the power storage device, so as to convert the absorbed solar energy into electrical energy;

[0010] The power manager is connected to the photovoltaic panel and the power storage device, and is used to switch the charging circuit state of the power storage device according to the power state of the power storage device, and to supply power to the controller and the transparent LED display screen;

[0011] The power storage device is connected to the photovoltaic panel and is used to store the electric energy converted by the photovoltaic panel.

[0012] Furthermore, the controller includes a wireless communication module, a main control circuit and an interface circuit, wherein:

[0013] A wireless communication module for receiving and sending data from a traffic information management platform;

[0014] A main control circuit, used for processing the data received from the traffic information management platform into serial RGB data and serving as control instructions;

[0015] The interface circuit is connected to the transparent LED display screen and is used to transmit control instructions to the transparent LED display screen.

[0016] Furthermore, the transparent LED display screen includes a fine structure metal grid wire, an LED chip, a flexible glass and an FPC connector, wherein:

[0017] The fine-structured metal grid wire is welded on the flexible glass through a welding pad; the fine-structured metal grid wire connects the LED chip and the FPC connector; the LED chips are arranged in a certain manner to form an LED chip array, and have a self-driving function.

[0018] Furthermore, the fine structure metal grid wire, LED chip and FPC connector are all fixed on the same side of the flexible glass; the photovoltaic panel is attached to the other side of the flexible glass through a transparent glue.

[0019] Furthermore, the photovoltaic panel is composed of a solar cell module, which converts solar energy into electrical energy and then inputs it into the power manager.

[0020] Furthermore, the power manager switches the charging circuit state of the power storage device according to the power state of the power storage device, and supplies power to the controller and the transparent LED display screen, specifically including:

[0021] When the power storage device is not fully charged, the power manager charges the power storage device in addition to supplying power;

[0022] When the power storage device is fully charged, the power manager cuts off the charging circuit of the power storage device, so that the power storage device is in a charging stop state;

[0023] When the power storage device is exhausted, the power manager is switched to mains power supply.

[0024] Furthermore, the power manager stores the voltage of the electric energy converted by the photovoltaic panel into the power storage device through DC / DC conversion, and converts the voltage output by the power storage device and the mains into a DC 12V voltage to power the solar smart traffic sign.

[0025] Compared with the prior art, the utility model has the following advantages:

[0026] 1. The solar intelligent traffic sign provided by the utility model utilizes photovoltaic panels to absorb solar energy for power supply, thus reducing energy consumption and being more environmentally friendly.

[0027] 2. The solar-powered intelligent traffic sign provided by the utility model is connected to the traffic signal management platform through a wireless network. The traffic signal management platform can adjust the timing plan of the intelligent traffic sign in real time and remotely according to the traffic operation situation, so as to realize the traffic signal "changing with the flow".

[0028] Based on the above reasons, the utility model can be widely promoted in the fields of display screens and the like. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0030] Figure 1 The figure is a schematic diagram of the overall structure of the utility model solar intelligent traffic sign.

[0031] Figure 2 This is a schematic diagram of the connection method of the solar intelligent traffic sign of the utility model.

[0032] Figure 3 This is a structural diagram of the transparent LED display screen of the utility model.

[0033] Figure 4 It is a cross-sectional view of the photovoltaic panel and the transparent LED display screen of the utility model.

[0034] Figure 5 This is the structure diagram of the controller of this utility model.

[0035] Figure 6 This is a schematic diagram of a solar-powered intelligent traffic sign connected to a traffic information management platform according to the utility model.

[0036] In the figure: 1. Transparent LED display screen; 2. Photovoltaic panel; 3. Power storage device; 4. Power manager; 5. Controller; 6. Fine structure metal grid wire; 7. LED chip; 8. Flexible glass; 9. FPC connector; 10. Wireless communication module; 11. Main control circuit; 12. Interface circuit. DETAILED DESCRIPTION

[0037] It should be noted that, in the absence of conflict, the embodiments and features of the embodiments of the present invention can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0038] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. The following description of at least one exemplary embodiment is actually only illustrative and is by no means a limitation on the utility model and its application or use. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0039] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the utility model. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0040] Unless otherwise specifically stated, the relative arrangement of the parts and steps described in these embodiments, the numerical expressions and numerical values ​​do not limit the scope of the utility model. At the same time, it should be clear that, for ease of description, the sizes of the various parts shown in the drawings are not drawn according to the actual proportional relationship. The technology, methods and equipment known to ordinary technicians in the relevant field may not be discussed in detail, but in appropriate cases, the technology, methods and equipment should be regarded as part of the authorization specification. In all examples shown and discussed here, any specific value should be interpreted as merely exemplary, rather than as a limitation. Therefore, other examples of exemplary embodiments may have different values. It should be noted that similar numbers and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

[0041] In the description of the present utility model, it needs to be understood that the directions or positional relationships indicated by directional words such as "front, back, up, down, left, right", "lateral, vertical, perpendicular, horizontal" and "top, bottom" are usually based on the directions or positional relationships shown in the drawings. They are only for the convenience of describing the present utility model and simplifying the description. Unless otherwise stated, these directional words do not indicate or imply that the device or element referred to must have a specific direction or be constructed and operated in a specific direction. Therefore, they cannot be understood as limiting the scope of protection of the present utility model: the directional words "inside and outside" refer to the inside and outside relative to the contours of each component itself.

[0042] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used here to describe the spatial positional relationship between a device or feature and other devices or features as shown in the figure. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figure. For example, if the device in the accompanying drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below their position devices or structures". Thus, the exemplary term "above" can include both "above" and "below". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatially relative descriptions used here are interpreted accordingly.

[0043] In addition, it should be noted that the use of terms such as "first" and "second" to limit components is only for the convenience of distinguishing the corresponding components. If not otherwise stated, the above terms have no special meaning and therefore cannot be understood as limiting the scope of protection of the utility model.

[0044] like Figure 1 , 2 As shown, the utility model provides a solar intelligent traffic sign, including: a sign body, a controller 5 arranged on the sign body, a transparent LED display screen 1, a photovoltaic panel 2, an energy manager 4 and a power storage device 3, wherein:

[0045] The controller 5 is connected to the traffic information management platform and the transparent LED display screen 1, and is used to form a control instruction according to the data received and processed by the traffic information management platform, and transmit the control instruction to the transparent LED display screen 1;

[0046] The transparent LED display screen 1 is connected to the controller 5 and is used to display corresponding traffic signals according to control instructions;

[0047] The photovoltaic panel 2 is adhered to the transparent LED display screen 1 by a transparent colloid, and is electrically connected to the power manager 4 and the power storage device 3, so as to convert the absorbed solar energy into electrical energy;

[0048] The power manager 4 is connected to the photovoltaic panel 2 and the power storage device 3, and is used to switch the charging circuit state of the power storage device 3 according to the power state of the power storage device 3, and supply power to the controller 5 and the transparent LED display screen 1; in this embodiment, the power manager 4 switches the charging circuit state of the power storage device 3 according to the power state of the power storage device 3, and supplies power to the controller 5 and the transparent LED display screen 1, specifically including: when the power storage device 3 is not fully charged, the power manager 4 stores the voltage of the electric energy converted by the photovoltaic panel 2 into the power storage device 3 after DC / DC conversion in addition to supplying power, and charges the power storage device 3; when the power storage device 3 is fully charged, the power manager 4 cuts off the charging circuit of the power storage device 3, so that the power storage device 3 is in a charging stop state; when the power of the power storage device 3 is exhausted, the power manager 4 is switched to AC power supply.

[0049] The power storage device 3 is connected to the photovoltaic panel 2 and is used to store the electric energy converted by the photovoltaic panel 2 .

[0050] In specific implementation, as a preferred embodiment of the utility model, the power manager 4 stores the voltage of the electric energy converted by the photovoltaic panel 2 into the power storage device 3 after DC / DC conversion, and converts the voltage output by the power storage device 3 and the mains into a DC 12V voltage to power the solar intelligent traffic signs.

[0051] When implemented specifically, as a preferred embodiment of the utility model, Figure 2 The figure is a schematic diagram of the connection mode of the solar intelligent traffic sign. The transparent LED display screen 1 and the photovoltaic panel 2 are pasted together by transparent glue, and the power manager 4 is connected to the transparent LED display screen 1, the controller 5, the power storage device 3 and the photovoltaic panel 2 by wires. The controller 5 is connected to the transparent LED display screen 1 through the interface circuit 12.

[0052] When implemented specifically, as a preferred embodiment of the utility model, Figure 3 This is the structural diagram of the transparent LED display. Figure 3 In the embodiment, the transparent LED display screen 1 includes a fine-structured metal grid wire 6, an LED chip 7, a flexible glass 8 and an FPC connector 9, wherein: the fine-structured metal grid wire 6 is welded on the flexible glass 8 through a welding pad; the fine-structured metal grid wire 6 connects the LED chip 7 and the FPC connector 9; the LED chips 7 form an LED chip array in a certain arrangement manner and have their own driving function.

[0053] When implemented specifically, as a preferred embodiment of the utility model, Figure 4 A cross-sectional view of a photovoltaic panel and a transparent LED display. Figure 4 In the embodiment, the fine structure metal grid wire 6, LED chip 7 and FPC connector 9 are all fixed on the same side of the flexible glass 8; the photovoltaic panel 2 is attached to the other side of the flexible glass 8 through a transparent adhesive.

[0054] When specifically implemented, as a preferred embodiment of the utility model, Figure 5 The figure shows the structure of the controller 5. The controller 5 includes a wireless communication module 10, a main control circuit 11 and an interface circuit 12, wherein: the wireless communication module 10 is used to receive and send data from the traffic information management platform; the main control circuit 11 is used to process the data received from the traffic information management platform into serial RGB data and use it as a control instruction; the interface circuit 12 is connected to the transparent LED display screen 1 and is used to transmit the control instruction to the transparent LED display screen 1. The transparent LED display screen 1 can display different colors, indication signals and subtitles according to the traffic signals set by the traffic signal management platform.

[0055] Figure 6 The schematic diagram of the solar intelligent traffic sign connected to the traffic information management platform. The solar intelligent traffic sign is connected to the network in a wireless network through the wireless communication module 10 in the controller 5, and forms a virtual local area network with the data server of the traffic information management platform through the intelligent networking service to obtain relevant data. The traffic information management platform can adjust and manage traffic lights according to the actual road conditions to achieve the purpose of regulating road traffic and optimizing traffic experience.

[0056] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, ordinary technicians in this field should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the utility model.

Claims

1. A solar-powered intelligent traffic sign connected to a traffic information management platform, characterized in that: include: A sign body, a controller arranged on the sign body, a transparent LED display screen, a photovoltaic panel, an electric energy manager and an electric storage device, wherein: The controller is connected to the traffic information management platform and the transparent LED display screen, and is used to receive and process data sent by the traffic information management platform, form control instructions, and transmit the control instructions to the transparent LED display screen; The transparent LED display screen is connected to the controller and is used to display corresponding traffic signals according to control instructions; The photovoltaic panel is adhered to the transparent LED display screen through a transparent colloid, and is electrically connected to the power manager and the power storage device, so as to convert the absorbed solar energy into electrical energy; The power manager is connected to the photovoltaic panel and the power storage device, and is used to switch the charging circuit state of the power storage device according to the power state of the power storage device, and to supply power to the controller and the transparent LED display screen; The power storage device is connected to the photovoltaic panel via the power manager and is used to store the electric energy converted by the photovoltaic panel.

2. A solar intelligent traffic sign according to claim 1, characterized in that: The controller includes a wireless communication module, a main control circuit and an interface circuit, wherein: A wireless communication module for receiving and sending data from a traffic information management platform; A main control circuit, used for processing the data received from the traffic information management platform into serial RGB data and serving as control instructions; The interface circuit is connected to the transparent LED display screen and is used to transmit control instructions to the transparent LED display screen.

3. A solar intelligent traffic sign according to claim 1, characterized in that: The transparent LED display screen includes a fine structure metal grid wire, an LED chip, a flexible glass and an FPC connector, wherein: The fine structure metal grid wire is welded on the flexible glass through the pad; the fine structure metal grid wire connects the LED chip and the FPC connector; the LED chips are arranged in a certain manner to form an LED chip array, and have their own driving function.

4. A solar intelligent traffic sign according to claim 3, characterized in that: The fine structure metal grid wire, LED chip and FPC connector are all fixed on the same side of the flexible glass; the photovoltaic panel is attached to the other side of the flexible glass through a transparent glue.

5. The solar intelligent traffic sign according to claim 1, characterized in that: The photovoltaic panel is composed of a solar cell module, which converts solar energy into electrical energy and then inputs it into the power manager.

6. The solar intelligent traffic sign according to claim 1, characterized in that: The power manager switches the charging circuit state of the power storage device according to the power state of the power storage device, and supplies power to the controller and the transparent LED display screen, specifically including: When the power storage device is not fully charged, the power manager, in addition to supplying power, stores the voltage of the electric energy converted by the photovoltaic panel into the power storage device through DC / DC conversion to charge the power storage device; When the power storage device is fully charged, the power manager cuts off the charging circuit of the power storage device, so that the power storage device is in a charging stop state; When the power storage device is exhausted, the power manager is switched to mains power supply.

7. A solar intelligent traffic sign according to claim 6, characterized in that: The power manager stores the voltage of the electric energy converted by the photovoltaic panel into the power storage device through DC / DC conversion, and converts the voltage output by the power storage device and the mains into a DC 12V voltage to power the solar intelligent traffic sign.

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