Electronic shelf label system powered by ambient light

Abstract

The utility model relates to the field of electronic equipment, in particular to an electronic shelf label system powered by ambient light. Comprising a guide rail, a conductive channel is arranged on the guide rail, a fixing piece is arranged on the guide rail, a conductive strip is arranged on the fixing piece, the conductive strip is electrically connected with the conductive channel, an electronic tag is arranged on the fixing piece, a contact spring needle is arranged on the electronic tag, and the contact spring needle is electrically contacted with the conductive strip. And a power supply device is arranged on the guide rail and is electrically connected with the conductive channel. The energy consumption and the maintenance cost are obviously reduced, and the environmental adaptability and the sustainability of the electronic shelf label are improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of electronic equipment, in particular to an environmental light powered electronic shelf label system. BACKGROUND

[0002] The existing electronic shelf label uses battery and wired power supply mode. Disposable battery needs to replace the battery regularly, which has high maintenance cost and poor environmental protection. The wired power supply consumes too many resources and cannot be used flexibly. With the popularization of green energy concept, seeking a sustainable and external power input free power supply mode has become an important development direction of electronic shelf label technology.

[0003] The present application provides a sustainable and low pollution power supply scheme, which integrates an efficient light energy conversion module, so that the electronic shelf label can obtain and store electric energy in a suitable light environment such as a shopping mall or supermarket, and maintain normal work. The system significantly reduces energy consumption and maintenance cost, and improves the environmental adaptability and sustainability of the electronic shelf label. SUMMARY

[0004] The main purpose of the present application is to provide an environmental light powered electronic shelf label system. To solve the problem of high energy consumption and maintenance cost of electronic label in related technology.

[0005] In order to achieve the above purpose, the present application provides an environmental light powered electronic shelf label system. It comprises a guide rail, a conductive channel is arranged on the guide rail, a fixing piece is arranged on the guide rail, a conductive strip is arranged on the fixing piece, the conductive strip is electrically connected with the conductive channel, an electronic label is arranged on the fixing piece, a contact spring needle is arranged on the electronic label, the contact spring needle is in electrical contact with the conductive strip, a power supply device is arranged on the guide rail, and the power supply device is electrically connected with the conductive channel.

[0006] Further, the power supply device comprises a photovoltaic panel, a power management chip under the photovoltaic panel, the power management chip is connected with the photovoltaic panel, a control end is arranged under the photovoltaic panel, one end of the control end is connected with the power management chip, and the other end is connected with the photovoltaic panel.

[0007] Further, the electronic label comprises a shell, a circuit board is wrapped in the shell, one end of the circuit board is connected with a display screen, the other end is connected with a capacitor, the capacitor is located in the shell, and the display screen arranged at the front end of the shell is electrically connected.

[0008] Further, the upper end and the lower end of the shell are respectively provided with clamping blocks, the upper end and the lower end of the fixing piece are respectively provided with clamping grooves, and the clamping grooves are matched with the clamping blocks to be clamped and fixed.

[0009] Further, the fixing member is provided with a back plate on the side away from the clamping groove, and the back plate is buckled on the power supply track.

[0010] Further, the shell is provided with a back cover, and the contact spring needle is located on the back cover.

[0011] The electronic shelf label can obtain and store electric energy in an environment with suitable lighting conditions such as a shopping mall or supermarket, and maintain normal work. The energy consumption and maintenance cost are significantly reduced, and the environmental adaptability and sustainability of the electronic shelf label are improved. BRIEF DESCRIPTION OF DRAWINGS

[0012] The accompanying drawings, which form a part of this application, are included to provide a further understanding of the application and are incorporated in and constitute a part of this application. The illustrative embodiments of the application are described and explained with additional particularity, detail and completeness, but in a non-restrictive manner. In the drawings:

[0013] Figure 1 is a schematic diagram of the overall structure of an electronic shelf label system powered by ambient light according to an embodiment of the application;

[0014] Figure 2 is a schematic diagram of the partial structure of an electronic shelf label system powered by ambient light according to an embodiment of the application;

[0015] Figure 3 is an exploded schematic diagram of an electronic label according to an embodiment of the application.

[0016] BRIEF DESCRIPTION OF DRAWINGS

[0017] 1, guide rail; 11, conductive channel; 12, fixing member; 13, conductive strip; 14, electronic label; 15, contact spring needle; 16, power supply device; 17, photovoltaic panel; 18, power management chip; 19, control end; 2, display screen; 3, circuit board; 4, shell; 41, clamping block; 5, capacitor; 6, back cover; 91, clamping groove; 92, back plate. DETAILED DESCRIPTION

[0018] In order to enable those skilled in the art to better understand the present application, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor should fall within the scope of protection of the present application.

[0019] It should be noted that the terms "first", "second", and the like in the description and in the claims of the present application and the above-described accompanying drawings are intended to distinguish similar objects and are not necessarily used to describe a particular sequence or chronology. It should be understood that the data thus used can be interchanged, where appropriate, to describe the embodiments of the present application described herein. In addition, the terms "comprise" and "have" and any variations thereof are intended to cover non-exclusive inclusion, for example, a process, method, system, product, or apparatus that includes a list of steps or units is not necessarily limited to those steps or units clearly listed, but can include other steps or units not clearly listed or inherent to such processes, methods, products, or apparatus.

[0020] In the present application, the terms "upper", "lower", "left", "right", "front", "back", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are mainly used to better describe the present application and its embodiments, and are not intended to limit the indicated devices, elements or components to having a particular orientation, or to being constructed and operated in a particular orientation.

[0021] Also, in addition to indicating the orientation or positional relationship, the above-mentioned partial terms can also be used to indicate other meanings, for example, the term "upper" can also be used to indicate a certain attachment relationship or connection relationship in some cases. For those of ordinary skill in the art, the specific meaning of these terms in the present application can be understood according to the specific circumstances.

[0022] In addition, the meaning of the term "a plurality of" should be two and more than two.

[0023] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. The present application will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

[0024] An ambient light powered electronic shelf label system, such as Figure 1As shown, including guide rail 1, guide rail 1 is provided with conductive channel 11, guide rail 1 is provided with fixing part 12, fixing part 12 is provided with conductive strip 13, conductive strip 13 is electrically connected with conductive channel 11, the energizing effect of fixing part 12 is completed, at the same time, fixing part 12 slides on conductive channel 11, electronic tag 14 on fixing part 12 can be adjusted, electronic tag 14 is provided with contact spring needle 15, contact spring needle 15 is electrically connected with conductive strip 13 to supply power for electronic tag 14, power supply device 16 is arranged on guide rail 1, power supply device 16 is electrically connected with conductive channel 11. The electronic shelf label can obtain and store electric energy in the environment with suitable light conditions such as shopping malls and supermarkets, and maintain normal work. Significantly reduce energy consumption and maintenance cost, improve the environmental adaptability and sustainability of electronic shelf label.

[0025] As shown in the figure, Figure 2 The power supply device 16 includes a photovoltaic panel 17, in this embodiment, the photovoltaic panel 17 uses high-efficiency photovoltaic materials such as single-crystal or polycrystalline silicon, perovskite, etc., which can effectively capture and convert indoor lighting into electric energy, at the same time, the power management chip 18 is below the photovoltaic panel 17, the power management chip 18 is connected with the photovoltaic panel 17, and the control end 19 is arranged below the photovoltaic panel 17, one end of the control end 19 is connected with the power management chip 18, and the other end is connected with the photovoltaic panel 17. When the photovoltaic panel 17 receives sunlight or environmental light, the light energy is converted into electric energy and sent to the power management chip 18 for voltage stabilization and power distribution processing. If the electric energy output by the photovoltaic panel 17 meets the load demand, the power supply switching circuit will preferentially distribute the electric energy directly to the load to ensure that the load obtains real-time power supply; in the case that the load power supply is sufficient, the remaining electric quantity is charged to the lithium battery through the charging management module, so that the battery remains in standby state. When the light intensity decreases or the output power of the photovoltaic panel 17 drops below the set threshold, the control end 19 will detect and identify this change in real time, and quickly switch to the lithium battery power supply mode through the control of the power supply switching circuit, so as to ensure the continuous and stable operation of the load and not be affected by the fluctuation of light conditions.

[0026] As shown in the figure, Figure 3 The electronic device includes a shell, in this embodiment, the shell 4 is arranged in a rectangular cross section, the shell 4 is wrapped with a circuit board 3, the circuit board 3 is fixed on the shell 4 by adhesive, one end of the circuit board 3 is connected with a display screen 2, and the other end is connected with a capacitor 5, a rear cover 6 is arranged on the shell 4, the rear cover 6 is fixed on the side of the shell 4 away from the display screen 2, and the contact spring needle 15 is arranged on the rear cover and electrically connected with the conductive strip 13 to provide power supply for the electronic tag 14.

[0027] The shell 4 is provided with a clamping block 41, the fixing part 12 is arranged in cooperation with the clamping block 41, and the fixing part 12 is provided with a clamping groove 91 which is buckled and fixed with the clamping block 41.

[0028] The fixing member 12 is provided with a back plate 92 on the side away from the clamping groove 91, the back plate 92 is buckled on the power supply track to complete the power supply of the electronic tag 14.

[0029] The above only provides preferred embodiments of the present application and is not intended to limit the present application. For those skilled in the art, the present application can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An ambient light powered electronic shelf label system, characterized in that, Include: Rail (1), the rail (1) is provided with a conductive channel (11), the rail (1) is provided with a fixing part (12), the fixing part (12) is provided with a conductive strip (13), the conductive strip (13) is electrically connected with the conductive channel (11), the fixing part (12) is provided with an electronic tag (14), the electronic tag (14) is provided with a contact spring needle (15), the contact spring needle (15) is in electrical contact with the conductive strip (13), the rail (1) is provided with a power supply device (16), the power supply device (16) is electrically connected with the conductive channel (11).

2. An ambient light powered electronic shelf label system according to claim 1, wherein, The power supply device (16) includes a photovoltaic panel (17), a power management chip (18) below the photovoltaic panel (17), the power management chip (18) is connected with the photovoltaic panel (17), the photovoltaic panel (17) is provided with a control end (19) below, one end of the control end (19) is connected with the power management chip (18), and the other end is connected with the photovoltaic panel (17).

3. An ambient light powered electronic shelf label system according to claim 1, wherein, The electronic tag includes a shell (4), the shell (4) is wrapped with a circuit board (3), one end of the circuit board (3) is connected with a display screen (2), the other end is connected with a capacitor (5), the capacitor (5) is located in the shell (4), and the display screen (2) provided at the front end of the shell (4) is electrically connected.

4. An ambient light powered electronic shelf label system according to claim 3, wherein, The upper end and the lower end of the shell (4) are respectively provided with clamping blocks (41), and the upper end and the lower end of the fixing part (12) are respectively provided with clamping grooves (91), the clamping grooves (91) are matched with the clamping blocks (41) to be buckled and fixed.

5. An ambient light powered electronic shelf label system according to claim 4, wherein, The fixing part (12) is provided with a back plate (92) away from the clamping groove (91) on one side, and the back plate is buckled on the electrified track.

6. An ambient light powered electronic shelf label system according to claim 4, wherein, The shell (4) is provided with a rear cover (6), and the contact spring needle (15) is located on the rear cover (6).

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