CN212276442U - Passive electronic price display label - Google Patents
Passive electronic price display label Download PDFInfo
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- CN212276442U CN212276442U CN202021225118.1U CN202021225118U CN212276442U CN 212276442 U CN212276442 U CN 212276442U CN 202021225118 U CN202021225118 U CN 202021225118U CN 212276442 U CN212276442 U CN 212276442U
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Abstract
The utility model relates to a passive electron price display label, including the electronic tags module, price display module and the wireless module of charging that connect gradually: the price display module comprises a processor unit, and a power module and a display module which are respectively electrically connected with the processor unit; the electronic tag module receives a radio frequency carrier signal which is provided by the NFC module and contains display content, converts the radio frequency carrier signal into a current signal and sends the current signal to the price display module, the display module of the price display module displays the display content, and the power supply module supplies power to the processor unit and the display module; the NFC module supplies power to the power module through the wireless charging module. The utility model discloses a passive electron price display label need not change the label and can dynamic modification label information, labour saving and time saving, also environmental protection more simultaneously.
Description
Technical Field
The utility model belongs to the technical field of electronic tags, concretely relates to passive electron price display label.
Background
A common supermarket or a large-scale store needs to display thousands of commodities every day, and commodity information is displayed in a price tag mode.
At present, in some large supermarkets or sales places, paper labels are mostly used for displaying commodity information, and the displayed information comprises commodity names, commodity prices and the like. To meet the needs of consumers, supermarkets or sales shops are often attracted to consumers by providing membership prices or making use of activities, particularly during holidays, at activity prices, so that the commodity prices frequently change. However, once the price of the goods is changed, the paper price labels need to be reprinted and replaced for each label, and the process of price label replacement consumes a lot of financial and material resources.
Disclosure of Invention
In order to overcome the defects in the prior art, the passive electronic price display label is provided, label information can be dynamically modified without replacing the label, paper consumption is avoided, and the label is an environment-friendly label.
In order to achieve the purpose, the technical scheme of the application is as follows:
passive electron price display label, including the electronic tags module, price display module and the wireless module of charging that connect gradually:
the price display module comprises a processor unit, and a power module and a display module which are respectively electrically connected with the processor unit; the electronic tag module receives a radio frequency carrier signal which is provided by the NFC module and contains display content, converts the radio frequency carrier signal into a current signal and sends the current signal to the price display module, the display module of the price display module displays the display content, and the power supply module supplies power to the processor unit and the display module;
the NFC module supplies power to the power module through the wireless charging module.
The preferable technical scheme is as follows:
as mentioned above, in the passive electronic price display label, the display module is an electronic ink screen.
The passive electronic price display tag is characterized in that the electronic tag module is connected and communicated with the display module of the price display module through a data interface.
The passive electronic price display label comprises a PCB, copper coils coated on the surfaces of the two sides of the PCB and a wafer, wherein the copper coils on the two sides are connected through a through hole penetrating through the PCB and filled with copper filler, the wafer is embedded in the center of the PCB, and a conductive connection point of the wafer is electrically connected with the copper coils.
As mentioned above, the electronic tag module is configured to receive the radio frequency carrier signal sent by the NFC module, convert the radio frequency carrier signal into a current signal, convert the current signal into a radio frequency carrier signal, and send the radio frequency carrier signal to the NFC module.
The passive electronic price display tag as described above, said processor further being adapted to monitor the amount of remaining power in said power module; when the residual electric quantity is lower than a low electric quantity threshold value preset in the processor in advance, the processor controls the display module to display low electric quantity prompt information; when the power supply module is full, the processor controls to stop charging.
The passive electronic price display label as described above, the display content comprising attribute information of the goods and retail price information of the goods.
Has the advantages that:
the utility model discloses a passive electron price display label combines together through adopting label main part and electronic display module to carry out wireless power supply's mode to electronic display module, avoided once change commodity price just need print paper price label again and carry out the problem of changing to every label, more labour saving and time saving when changing commodity label price, also environmental protection more simultaneously.
Drawings
Fig. 1 is a schematic structural view of a passive electronic price display tag according to the present invention;
fig. 2 is a schematic structural diagram of the electronic tag module of the present invention;
wherein, 1-price display module; 11-a processor unit; 12-a display module; 13-a power supply module; 2-a wireless charging module; 21-an inductive antenna; 22-capacitance; 3-an electronic label module; 31-a PCB board; 32-a coil; 33-wafer.
Detailed Description
The present invention will be further described with reference to the following detailed description. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.
As shown in fig. 1, the passive electronic price display tag includes an electronic tag module 3, a price display module 1 and a wireless charging module 2 which are connected in sequence;
referring to fig. 2, the electronic tag module 3 includes a PCB 31, copper coils 32 coated on two side surfaces of the PCB 31, and a wafer 33, wherein the two side copper coils 32 are connected through a through hole penetrating through the PCB 31, the wafer 33 is embedded in the center of the PCB 31, and a conductive connection point of the wafer is electrically connected to the copper coils 32;
the electronic tag module is used for receiving the radio frequency carrier signal sent by the NFC module, converting the radio frequency carrier signal into a current signal, converting the current signal into a radio frequency carrier signal and sending the radio frequency carrier signal to the NFC module;
with reference to fig. 1, the price display module 1 includes a processor unit 11, and a power module 12 and a display module 13 electrically connected to the processor unit 11, respectively, where the display module is an electronic ink screen; the electronic tag module receives a radio frequency carrier signal which is provided by the NFC module and contains display content, converts the radio frequency carrier signal into a current signal and sends the current signal to the price display module 1, a display module 13 of the price display module displays the display content, a power supply module 12 supplies power to the processor unit 11 and the display module 13, and the display content comprises attribute information of commodities and retail price information of the commodities;
the processor unit 11 is further configured to monitor a remaining power in the power module 12; when the residual power is lower than a low power threshold preset in the processor unit 11 in advance, the processor unit 11 controls the display module 13 to display a low power prompt message; when the power supply module is fully charged, the processor unit 11 controls to stop charging;
the wireless charging module 2 comprises an inductance antenna 21 and a plurality of capacitors 22 connected in series with the inductance antenna 21, the capacitors are connected in series with the inductance antenna and used for generating an alternating magnetic field for supplying power to the power supply module by combining with a driving circuit in the wireless charging module, and the NFC module supplies power to the power supply module through the wireless charging module;
the electronic tag module is connected and communicated with a display module of the price display module through a data interface.
The utility model discloses a passive electron price display label combines together through adopting label main part and electronic display module to carry out wireless power supply's mode to electronic display module, avoided once change commodity price just need print paper price label again and carry out the problem of changing to every label, more labour saving and time saving when changing commodity label price, also environmental protection more simultaneously.
The present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.
Claims (7)
1. Passive electronic price display label, its characterized in that, including electronic tags module, price display module and the wireless module of charging that connects gradually:
the price display module comprises a processor unit, and a power module and a display module which are respectively electrically connected with the processor unit; the electronic tag module receives a radio frequency carrier signal which is provided by the NFC module and contains display content, converts the radio frequency carrier signal into a current signal and sends the current signal to the price display module, the display module of the price display module displays the display content, and the power supply module supplies power to the processor unit and the display module;
the NFC module supplies power to the power module through the wireless charging module.
2. A passive electronic price display label according to claim 1, characterized in that the display module is an electronic ink screen.
3. A passive electronic price display label according to claim 1, characterized in that the electronic label module communicates with the display module of the price display module through a data interface connection.
4. The passive electronic price display label according to claim 1, characterized in that the electronic label module comprises a PCB, copper coils coated on both sides of the PCB and a wafer, wherein the copper coils on both sides are connected by a through hole penetrating the inside of the PCB and filled with copper filler, the wafer is embedded in the center of the PCB, and its conductive connection point is electrically connected to the copper coils.
5. The passive electronic price display tag of claim 4, characterized in that the electronic tag module is adapted to receive a radio frequency carrier signal sent by the NFC module and convert it into a current signal, and convert the current signal into a radio frequency carrier signal and send it to the NFC module.
6. A passive electronic price display tag according to claim 1, characterized in that the processor is further adapted to monitor the amount of remaining power in the power supply module; when the residual electric quantity is lower than a low electric quantity threshold value preset in the processor in advance, the processor controls the display module to display low electric quantity prompt information; when the power supply module is full, the processor controls to stop charging.
7. A passive electronic price display tag according to claim 1, characterized in that the display content comprises attribute information of the goods and retail price information of the goods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021225118.1U CN212276442U (en) | 2020-06-29 | 2020-06-29 | Passive electronic price display label |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021225118.1U CN212276442U (en) | 2020-06-29 | 2020-06-29 | Passive electronic price display label |
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| Publication Number | Publication Date |
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| CN212276442U true CN212276442U (en) | 2021-01-01 |
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| CN202021225118.1U Active CN212276442U (en) | 2020-06-29 | 2020-06-29 | Passive electronic price display label |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115953957A (en) * | 2023-03-10 | 2023-04-11 | 立芯科技股份有限公司 | Ink screen display system |
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2020
- 2020-06-29 CN CN202021225118.1U patent/CN212276442U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115953957A (en) * | 2023-03-10 | 2023-04-11 | 立芯科技股份有限公司 | Ink screen display system |
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