CN110632668B - Electronic price tag positioning method, electronic price tag assembly and system - Google Patents
Electronic price tag positioning method, electronic price tag assembly and system Download PDFInfo
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- CN110632668B CN110632668B CN201910972928.9A CN201910972928A CN110632668B CN 110632668 B CN110632668 B CN 110632668B CN 201910972928 A CN201910972928 A CN 201910972928A CN 110632668 B CN110632668 B CN 110632668B
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- 238000000034 method Methods 0.000 title abstract description 11
- 238000004891 communication Methods 0.000 claims description 33
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 239000011889 copper foil Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 7
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 abstract description 4
- 229910052737 gold Inorganic materials 0.000 abstract description 4
- 239000010931 gold Substances 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000000712 assembly Effects 0.000 description 5
- 238000000429 assembly Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 229910018487 Ni—Cr Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- VNNRSPGTAMTISX-UHFFFAOYSA-N chromium nickel Chemical compound [Cr].[Ni] VNNRSPGTAMTISX-UHFFFAOYSA-N 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
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- 238000003860 storage Methods 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47F—SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
- A47F11/00—Arrangements in shop windows, shop floors or show cases
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F3/00—Labels, tag tickets, or similar identification or indication means; Seals; Postage or like stamps
- G09F3/02—Forms or constructions
- G09F3/0297—Forms or constructions including a machine-readable marking, e.g. a bar code
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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Abstract
The invention relates to the technical field of electronic price tags. The invention discloses a positioning method of an electronic price tag, an electronic price tag assembly and a system, wherein the positioning method of the electronic price tag comprises the following steps: a1, arranging a resistance wire and a conducting wire on each layer of the goods shelf along the length direction of the layer, and sequentially connecting the resistance wires on each layer in series through the conducting wires of each layer; a2, applying a constant current to the serially connected resistance wires; a3, acquiring voltage A on a resistor wire corresponding to the position of the electronic price tag through the electronic price tag, acquiring voltage B on a wire corresponding to the layer of the electronic price tag through the electronic price tag, acquiring the layer position of the layer of the electronic price tag through the voltage B, and acquiring the specific position of the electronic price tag on the layer through the difference value of the voltage A and the voltage B. The invention can realize the automatic positioning of the precision of the electronic price tag, prevent the sales clerk from buying and selling the gold horizon privately, and can randomly adjust the commodity warehouse location, thereby providing a brand new solution for the retail internet of things.
Description
Technical Field
The invention belongs to the technical field of electronic price tags, and particularly relates to a positioning method of an electronic price tag, an electronic price tag assembly and a system.
Background
In order to enable customers to clearly know the price of each commodity, price tags are widely used in markets, supermarkets, drug stores and the like. Paper price tags and electronic price tags can be classified according to the materials of the price tags.
The paper price tag is a traditional shelf tag and has the characteristics of low manufacturing cost and portability, but has the defects of high labor cost, poor real-time performance, high error rate and the like compared with the electronic price tag.
The electronic price tag in the industry is an electronic display device with an information interaction function, can automatically update commodity price, and timely synchronize online and offline commodity information, so that real-time price management control and operation optimization are realized. The electronic price tag reduces the consumable materials, the manual price changing cost and the error rate of the traditional paper price tag to a certain extent, improves the real-time performance, but does not have the function of automatic positioning, so that the electronic price tag still has the defect of management. Business staff can adjust the placement position of each commodity of the pavilion graph (shelf row face graph) according to personal preference and even interests at will, so that a promotion strategy of a company cannot be put in place, and the gold placement position of the shelf is completely on the hands of a tally staff, namely a big vulnerability in management. There is a need in the market for an electronic price tag that can be automatically positioned to allow a manager to determine the placement location of each product (price tag).
Disclosure of Invention
The invention aims to provide a positioning method of an electronic price tag, an electronic price tag assembly and a system for solving the technical problems.
In order to achieve the above purpose, the present invention provides a positioning method for an electronic price tag, comprising the following steps:
a1, arranging a resistance wire on each layer of the goods shelf along the length direction of the layer, and sequentially connecting the resistance wires on each layer in series;
a2, applying a constant current to the serially connected resistance wires;
a3, acquiring the voltage A on the resistance wire corresponding to the position of the electronic price tag through the electronic price tag, and acquiring the position of the electronic price tag on the goods shelf through the voltage A.
Further, step A1 further includes: setting a corresponding lead on each layer of the goods shelf, and sequentially connecting the resistance wires of each layer through the leads of each layer;
Step A3 further comprises: the voltage B on the lead corresponding to the layer where the electronic price tag is located is obtained through the electronic price tag, the layer position of the layer where the electronic price tag is located can be obtained through the voltage B, and the specific position of the layer where the electronic price tag is located can be obtained through the difference value of the voltage A and the voltage B.
Further, the resistance wire and the conducting wire are made of copper foil materials.
Further, the resistance wire is of a square wave structure.
The invention also provides an electronic price tag assembly, which comprises a guide rail and an electronic price tag, wherein the guide rail is arranged on a corresponding layer of the goods shelf, the length direction of the guide rail is along the length direction of the layer where the guide rail is positioned, the electronic price tag is arranged on the guide rail, a resistor wire and a wire which extend along the length direction of the guide rail are arranged on the guide rail, the resistor wire is connected with the wire in series and is used for leading in a constant current, a first voltage reading port and a second voltage reading port are arranged on the electronic price tag, and the first voltage reading port and the second voltage reading port are respectively in electrical contact with the resistor wire and the wire at the position where the electronic price tag is positioned so as to respectively read the voltage values on the resistor wire and the wire at the position.
Further, the resistance wire and the lead wire are made of copper foil materials.
Further, the resistance wire is of a square wave structure.
Further, the electronic price tag can move along the length direction of the guide rail.
Still further, the guide rail is provided with a chute extending along the length direction of the guide rail, and the electronic price tag is arranged in the chute in a sliding manner.
Further, the resistor wire and the lead wire are arranged in the chute at parallel intervals, the first voltage reading port and the second voltage reading port are arranged on the back surface of the electronic price tag, which is opposite to the bottom of the chute, and the first voltage reading port and the second voltage reading port are respectively in sliding electric contact with the resistor wire and the lead wire.
Furthermore, the guide rail is also provided with a power line and a communication line extending along the length direction of the guide rail, the electronic price tag is also provided with a power input port and a communication port, and the power input port and the communication port are respectively connected with the power line and the communication line.
The invention also provides an electronic price tag system which comprises electronic price tag components, a base station, a background server and a handheld terminal, wherein the electronic price tag components are arranged on each layer on a goods shelf, the electronic price tag components are connected in series with resistance wires and wires of the electronic price tag components in series in sequence, the base station supplies a constant current, the base station supplies power for the electronic price tag through a power wire, the electronic price tag is connected with the background server through a communication wire in a communication way through the base station, and the handheld terminal is connected with the background server in a wireless communication way.
Further, the electronic price tag is in communication connection with the base station through a communication line and an RS485 bus.
Furthermore, the guide rail is also provided with a junction box, and the resistor wire, the lead wire, the power wire and the communication wire on the guide rail are respectively connected correspondingly through the junction box.
The beneficial technical effects of the invention are as follows:
The invention can realize the automatic positioning of the electronic price tag precision, so as to realize the monitoring and locking of the position of the electronic price tag, thereby realizing the position monitoring and locking of the goods on the goods shelf, preventing the sales of the gold layer by a tally person, randomly adjusting the goods storage position and providing a brand new solution for the retail internet of things.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a flow chart of the method of the present invention;
FIG. 2 is a schematic diagram of an electronic price tag assembly according to an embodiment of the present invention;
FIG. 3 is a schematic view of another angle of the electronic price tag assembly according to an embodiment of the present invention;
FIG. 4 is a schematic view of a rail structure according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of an electronic price tag according to an embodiment of the present invention;
FIG. 6 is a schematic view of another angle of the electronic price tag according to an embodiment of the present invention;
fig. 7 is an electrical connection diagram of an electronic price tag system according to an embodiment of the present invention.
Detailed Description
For further illustration of the various embodiments, the invention is provided with the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments and together with the description, serve to explain the principles of the embodiments. With reference to these matters, one of ordinary skill in the art will understand other possible embodiments and advantages of the present invention. The components in the figures are not drawn to scale and like reference numerals are generally used to designate like components.
The invention will now be further described with reference to the drawings and detailed description.
As shown in fig. 1, the invention discloses a positioning method of an electronic price tag, which comprises the following steps:
A1, arranging a resistance wire on each layer of the goods shelf along the length direction of the layer, and sequentially connecting the resistance wires on each layer in series.
Specifically, in this embodiment, the resistor wire is made of copper foil material, which can be manufactured by the existing circuit board processing technology, and is easy to manufacture and low in cost, but not limited thereto.
In order to improve the positioning accuracy, the resistance value of the resistor wire in the unit length along the length direction of the layer needs to be improved, and therefore, in this embodiment, the resistor wire preferably adopts a square wave structure, so that the resistance value of the resistor wire in the unit length along the length direction of the layer is maximized, and of course, in other embodiments, the resistor wire may also adopt other back and forth bending structures such as saw-tooth waves, sine waves, and the like.
A2, applying a constant current to the serially connected resistance wires.
Specifically, one end of the resistor wire connected in series is connected with a reference potential, and in this embodiment, the other end is preferably grounded, and the other end is connected with the output end of the constant current source.
A3, acquiring the voltage A on the resistance wire corresponding to the position of the electronic price tag through the electronic price tag, and acquiring the position of the electronic price tag on the goods shelf through the voltage A.
Because the voltage values of all the positions on the resistance wire are different, the position of the electronic price tag on the goods shelf can be calculated by acquiring the voltage A on the resistance wire corresponding to the position of the electronic price tag.
Because the resistance value of each resistance wire has certain error, when a plurality of resistance wires are connected in series, the error of each resistance wire can be accumulated, so that the voltage error on the resistance wire far away from the ground end is larger and larger, and the positioning is inaccurate.
For this purpose, in this embodiment, step A1 further includes: and a corresponding lead is arranged on each layer of the goods shelf, and the resistance wires of each layer are respectively connected in series in sequence through the leads of each layer.
In this embodiment, the conductive wire is preferably made of copper foil, and may be manufactured by the existing circuit board manufacturing process, but is not limited thereto. The lead is of a linear structure and is arranged in parallel with the resistance wire at intervals, so that the circuit structure is simple and easy to realize.
Step A3 further comprises: the voltage B on the lead corresponding to the layer where the electronic price tag is located is obtained through the electronic price tag, and the voltage on the lead at different positions of the same layer is basically the same because the resistance of the lead is very small, so that the layer position of the layer where the electronic price tag is located can be obtained through conversion of the voltage B, and the specific position of the electronic price tag in the layer can be obtained through the difference value of the voltage A and the voltage B. The layer position (namely the layer of the layer) of the electronic price tag is positioned by the voltage B on the guide line, the specific position (namely the layer of the layer) of the electronic price tag is obtained by the difference value of the voltage A and the voltage B, and the error accumulation of a plurality of resistance wires can be avoided, so that the positioning accuracy is improved.
Based on the above positioning method, the invention provides an electronic price tag assembly, as shown in fig. 2-7, which comprises a guide rail 2 and an electronic price tag 1, wherein the guide rail 2 is used for being arranged on a corresponding layer of a goods shelf, the length direction of the guide rail 2 is along the length direction of the layer where the guide rail 2 is arranged on the guide rail 2, the guide rail 2 is provided with a resistance wire 21 and a conducting wire 22 which extend along the length direction of the guide rail, the resistance wire 21 is arranged in series with the conducting wire 22, the electronic price tag 1 is provided with a first voltage reading port 11 and a second voltage reading port 12, and the first voltage reading port 11 and the second voltage reading port 12 are respectively in electrical contact with the resistance wire 21 and the conducting wire 22 at the position where the electronic price tag 1 is arranged so as to respectively read the voltage values on the resistance wire 21 and the conducting wire 22 at the position.
In this embodiment, the resistor wire 21 is made of copper foil, which can be manufactured by the existing circuit board manufacturing process, and is easy to manufacture and low in cost, but is not limited thereto, and in other embodiments, the resistor wire 21 can be made of other resistor materials such as nickel-chromium.
In order to improve the positioning accuracy, the resistance value of the resistor wire 21 along the length direction of the layer needs to be improved, and therefore, in this embodiment, the resistor wire 21 preferably adopts a square wave structure, so that the resistance value of the resistor wire 21 along the length direction of the layer is maximized, and of course, in other embodiments, the resistor wire 21 may also adopt other back and forth bending structures such as a sawtooth wave, a sine wave, and the like.
In this embodiment, the conductive wire 22 is preferably made of copper foil, and may be manufactured by the existing circuit board manufacturing process, but is not limited thereto, and in other embodiments, the conductive wire 22 may be made of other conductive materials such as silver. The conducting wires 22 are of a linear structure and are arranged at intervals parallel to the resistance wires 21, so that the circuit structure is simple and easy to realize.
In this embodiment, the electronic price tag 1 may move along the length direction of the guide rail 2, so as to facilitate adjustment of the width occupied by the commodity.
Specifically, the guide rail 2 is provided with a chute 25 extending along the length direction of the guide rail 2, the electronic price tag 1 is provided with a clamping block 15, the electronic price tag is slidably arranged in the chute 25 through the sliding clamping of the clamping block 15, and the electronic price tag 1 can move along the length direction of the guide rail 2, so that the structure is simple and the stability is good. Of course, in other embodiments, the electronic price tag 1 may be configured to move along the length direction of the guide rail 2 by using other existing structures, for example, a sliding rail is provided on the guide rail 2, and a sliding slot matched with the sliding rail is provided on the electronic price tag 1 to enable the electronic price tag 1 to move along the length direction of the guide rail 2.
The first voltage reading port 11 and the second voltage reading port 12 are arranged on the back surface of the electronic price tag 1 opposite to the bottom of the chute 25, and the first voltage reading port 11 and the second voltage reading port 12 are respectively in sliding electrical contact with the resistance wire 21 and the conducting wire 22. In this embodiment, the first voltage reading port 11 and the second voltage reading port 12 are respectively implemented by elastic conductive contacts, so that the first voltage reading port 11 and the second voltage reading port 12 have good electrical contact with the resistor wire 21 and the conductive wire 22, but not limited thereto. Elastic conductive contacts are well established prior art and are not described in detail.
The electronic price tag is characterized in that a power line 23 and a communication line 24 extending along the length direction of the electronic price tag are further arranged in the sliding groove 25, a power input port 13 and a communication port 14 are further arranged on the back surface of the electronic price tag 1, which is opposite to the bottom of the sliding groove 25, and the power input port 13 and the communication port 14 are respectively connected with the power line 23 and the communication line 24 in a sliding mode. In this embodiment, the power input port 13 and the communication port 14 are respectively implemented by elastic conductive contacts, so that the power input port 13 and the communication port 14 have good electrical contact with the power line 23 and the communication line 24, but not limited thereto.
As shown in fig. 7, the present invention further provides an electronic price tag system, which includes electronic price tag assemblies, a base station 3, a background server 4 and a handheld terminal 5, where the electronic price tag assemblies are provided on each layer of the shelf, and the number of the electronic price tag assemblies shown in fig. 7 is 3, but is not limited to this, and in other embodiments, the number of the electronic price tag assemblies may be 2, 4,5, or the like, according to the layer number of the shelf.
The serially connected resistive wires 21 and wires 22 of the electronic price tag assemblies of the respective layers are serially connected in turn and a constant current is provided by the base station 3, specifically, as shown in fig. 7, the first end of the resistive wire 21 of the uppermost electronic price tag assembly is connected with the second end of the resistive wire 22 of the electronic price tag assembly of the intermediate layer through the wire 22 thereof, the first end of the resistive wire 22 of the electronic price tag assembly of the intermediate layer is connected with the second end of the resistive wire 22 of the electronic price tag assembly of the lowermost layer through the wire 22 thereof, the first end of the resistive wire 22 of the electronic price tag assembly of the lowermost layer is grounded, and the second end of the resistive wire 21 of the electronic price tag assembly of the uppermost layer is connected with the constant current output end of the base station 3.
The base station 3 supplies power to the electronic price tag 1 through a power line 23, the electronic price tag 1 is in communication connection with the background server 4 through a communication line 24 through the base station 3, and the handheld terminal 5 is in wireless communication connection with the background server 4 and is used for acquiring the shelf number and sending the shelf number to the background server 4.
In this embodiment, the base station 3 is communicatively connected to the background server 4 through the router 6, and the background server 4 may be implemented by a cloud server or by a computer disposed in a management center.
In this embodiment, the electronic price tag 1 is in communication connection with the base station 3 through the RS485 bus by using the communication line 24, which has fast communication speed and good real-time performance, but is not limited thereto.
In this embodiment, the guide rail 2 is further provided with a junction box 26, and the resistor wire 21, the lead wire 22, the power wire 23 and the communication wire 24 on the guide rail 2 are respectively connected through the junction box 26. Through terminal box 26, realize quick wiring, the installation of being convenient for.
In this embodiment, the junction box 26 is inserted into one end of the chute 25 and is locked and fixed by a screw, so that the junction box is convenient to install and replace, but not limited thereto.
In this embodiment, the handheld terminal 5 is of the type HT4, but not limited thereto.
The working process of the invention will be described in the following with specific application scenarios:
Aiming at the existing commodity display of old shops, the mode of assembling the electronic price tag is adopted, and the handheld terminal is adopted to bind commodities:
1.1. After the base station 3 and the guide rail 2 are arranged, the electronic price tags 1 are clamped one by one according to the commodity display position.
1.2. The electronic price tag 1 uploads its ID and a library position (which position of the layer) automatically identified by detecting the voltage of the resistor wire 21 and the wire 22 at the position thereof to the base station 3, and the base station 3 transmits the library position to the background server 4 via the router 6.
1.3. The goods shelf number, the ID of the electronic price tag 1 and the goods bar code are bound through the handheld terminal 5 and automatically uploaded to the background server 4, and the background server 4 automatically generates a pavilion graph (goods shelf row face graph).
Secondly, aiming at a new store, newly assembling an electronic price tag, and then placing a commodity mode, customizing commodity information through a background:
2.1. The showman can directly design the layout in the background or import the merchandise display layout to form a visual pavilion (shelf layout) and send it to the handheld terminal 5.
2.2. After the base station 3 and the guide rail 2 are well laid out, the site constructor confirms the number and the distance of each layer of the electronic price tag 1 placed on each shelf according to the layout diagram of the handheld terminal 5, binds the ID of one price tag 1 and the shelf number on the handheld terminal 5, and uploads the ID and the shelf number to the background server 4.
2.3. The background server 4 will download the commodity information to the corresponding electronic price tag 1 in batches according to the preset pavilion graph (shelf row graph).
2.4. The tally clerk puts goods according to the goods information displayed by the electronic price tag 1, and the handheld terminal 5 can provide a function of quickly checking the goods placement correctness so as to prevent goods from being misplaced.
When a tally operator randomly exchanges the electronic price tag 1 (exchanges up and down and exchanges left and right), the electronic price tag 1 automatically recognizes that the stock position changes by detecting the voltage of the resistor wire 21 and the lead wire 22 at the position and sends the voltage to the background server 4, and the background server 4 performs price tag shift early warning, informs a manager and other actions, so that the position monitoring and locking of the electronic price tag (commodity) on a goods shelf are realized, the tally operator is prevented from buying and selling a gold horizon privately, the commodity stock position is randomly adjusted, and a brand new solution is provided for the retail internet of things.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. An electronic price tag assembly, characterized by: the electronic price tag comprises a guide rail and an electronic price tag, wherein the guide rail is arranged on a corresponding layer of a goods shelf, the length direction is along the length direction of the layer where the guide rail is located, the electronic price tag is arranged on the guide rail, a resistor wire and a conducting wire which extend along the length direction of the electronic price tag are arranged on the guide rail, the resistor wire and the conducting wire are connected in series and are used for passing a constant current, a first voltage reading port and a second voltage reading port are arranged on the electronic price tag, the first voltage reading port and the second voltage reading port are respectively in electrical contact with the resistor wire and the conducting wire at the position where the electronic price tag is located, so that voltage values A and B on the resistor wire and the conducting wire at the position are respectively read, and the specific position where the electronic price tag is located can be obtained through the difference value of the voltage A and the voltage B.
2. The electronic price tag assembly of claim 1, wherein: the resistance wire and the lead wire are made of copper foil materials.
3. The electronic price tag assembly of claim 2, wherein: the resistance wire is of a square wave structure.
4. The electronic price tag assembly of claim 1, wherein: the electronic price tag can move along the length direction of the guide rail.
5. The electronic price tag assembly of claim 4, wherein: the guide rail is provided with a chute extending along the length direction of the guide rail, and the electronic price tag is arranged in the chute in a sliding manner.
6. The electronic price tag assembly of claim 5, wherein: the resistor wire and the lead wire are arranged in the chute at parallel intervals, the first voltage reading port and the second voltage reading port are arranged on the back surface of the electronic price tag, which is opposite to the bottom of the chute, and the first voltage reading port and the second voltage reading port are respectively in sliding electric contact with the resistor wire and the lead wire.
7. The electronic price tag assembly of any of claims 1-6, wherein: the electronic price tag is characterized in that the guide rail is further provided with a power line and a communication line extending along the length direction of the guide rail, and the electronic price tag is further provided with a power input port and a communication port which are respectively connected with the power line and the communication line.
8. An electronic price tag system, characterized by: the electronic price tag comprises electronic price tag components, a base station, a background server and a handheld terminal, wherein the electronic price tag components are arranged on each layer of a goods shelf, the electronic price tag components are the electronic price tag components according to claim 7, the serially connected resistance wires and the wires of the electronic price tag components are sequentially connected in series and are provided with a constant current by the base station, the position of the electronic price tag on the goods shelf can be obtained through voltage A, the base station supplies power for the electronic price tag through a power line, the electronic price tag is in communication connection with the background server through the base station through a communication line, and the handheld terminal is in wireless communication connection with the background server.
9. The electronic price tag system of claim 8, wherein: and the electronic price tag is in communication connection with the base station through a communication line and an RS485 bus.
10. The electronic price tag system of claim 8, wherein: and the guide rail is also provided with a junction box, and the resistor wire, the lead wire, the power wire and the communication wire on the guide rail are respectively connected correspondingly through the junction box.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910972928.9A CN110632668B (en) | 2019-10-14 | 2019-10-14 | Electronic price tag positioning method, electronic price tag assembly and system |
| PCT/CN2019/121399 WO2021072922A1 (en) | 2019-10-14 | 2019-11-28 | Electronic price tag positioning method, electronic price tag assembly, and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910972928.9A CN110632668B (en) | 2019-10-14 | 2019-10-14 | Electronic price tag positioning method, electronic price tag assembly and system |
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| Publication Number | Publication Date |
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| CN110632668A CN110632668A (en) | 2019-12-31 |
| CN110632668B true CN110632668B (en) | 2024-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910972928.9A Active CN110632668B (en) | 2019-10-14 | 2019-10-14 | Electronic price tag positioning method, electronic price tag assembly and system |
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| CN (1) | CN110632668B (en) |
| WO (1) | WO2021072922A1 (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021142744A1 (en) | 2020-01-17 | 2021-07-22 | 汉朔科技股份有限公司 | Active electronic shelf label |
| CN113140942B (en) * | 2020-01-17 | 2023-05-12 | 汉朔科技股份有限公司 | Active electronic price tag |
| CN111160498A (en) * | 2020-01-21 | 2020-05-15 | 厦门顶尖电子有限公司 | Electronic price tag positioning method and electronic price tag system |
| CN113256363B (en) * | 2020-02-13 | 2024-07-09 | 盒马(中国)有限公司 | Information processing method and device and electronic equipment |
| CN212208337U (en) * | 2020-02-13 | 2020-12-22 | 阿里巴巴集团控股有限公司 | Positioning circuit board, guide rail for installing electronic price tag and electronic price tag |
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| CN110632668A (en) | 2019-12-31 |
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