Electronic price tag sharing two lines for power supply and communication

Abstract

The utility model relates to the technical field of price tags, and discloses an electronic price tag sharing two wires for power supply and communication, which comprises an electronic price tag shell, the top of the electronic price tag shell is fixedly connected with a plug-in connector, and the left side and the right side of the inner wall of the plug-in connector are fixedly connected with fixing rods. The outer side of the fixing rod is rotationally connected with a buckle, the bottom of the buckle is fixedly connected with a shell, the bottom of the inner wall of the shell is fixedly connected with a price board control circuit board, and the outer side of the price board control circuit board is fixedly connected with a plurality of LED display panels. According to the utility model, the housing can be opened and closed to maintain a circuit through cooperation of the housing buckle, the connector and the fixing rod, wires are inserted into the connector to supply power to the display panel and the circuit board, the device is convenient to fix and maintain, and the electric telescopic rod is started to enable the slide rail to act and cooperate with the insertion port to realize position adjustment and quick disassembly, and dual-wire power supply communication is realized. And non-polar multi-combination connection is supported.

Description

TECHNICAL FIELD

[0001] The utility model relates to price tag technical field especially relates to a power supply and communication share 2 line's electronic price tag. BACKGROUND

[0002] Electronic price tag refers to a kind of digital price tag using electronic display technology to show commodity price, information and promotion activities and so on, is composed of display screen, control module, communication module and power supply, for the use of electronic price tag, need to use a kind of power supply and communication share 2 line's electronic price tag.

[0003] Power supply and communication share 2 line's electronic price tag is a kind of electronic price tag system that power line and communication line are integrated into two lines, its specific communication protocol and technology, utilize the two lines to power supply and realize data communication with background system for electronic price tag, so that electronic price tag can receive price update, promotion information data and show on screen.

[0004] The electronic price tag on the market currently adopts RFID, Bluetooth, WiFi and wireless communication mode, the former two are suitable for short-distance communication, and operation is very troublesome, and the latter two are high in cost for a large number of price tags, and inconvenient to fix the device when in use, and prone to shaking after installation, thereby reducing the practicability of the device. UTILITY MODEL CONTENT

[0005] In order to make up for the above shortcomings, the utility model provides a kind of power supply and communication share 2 line's electronic price tag, to improve the communication operation complicated and inconvenient to install in prior art.

[0006] In order to realize the above purpose, the utility model adopts the following technical scheme: a kind of power supply and communication share 2 line's electronic price tag, including electronic price tag shell, the top of the electronic price tag shell is fixedly connected with plug-in connector, the inner wall left and right sides of the plug-in connector are fixed with upper conductive spring piece, connect plug-in connector, upper conductive spring piece and shell are connected by screw, the inner wall bottom of the shell is fixedly connected with price tag control circuit board, the outer side of the price tag control circuit board is fixedly connected with a plurality of LED display panel, the outer wall left and right sides of the price tag control circuit board are fixedly connected with lower conductive spring piece, the outer wall left and right sides of the electronic price tag shell are provided with conductive plate, the outer side of the plug-in connector is provided with positioning mechanism, and the positioning mechanism is used to assemble the device.

[0007] As a further description of the above technical scheme:

[0008] The positioning mechanism comprises electrically connected components arranged outside the plug-in connector, the inner side of the electrically connected components is provided with a concave socket, the inner wall of the concave socket is provided with a track insertion port at the front and back sides, and the sliding rail is in sliding connection with the track insertion port.

[0009] As a further description of the above technical solution:

[0010] The plug-in connector is fixedly connected with upper conductive elastic sheets at the left and right sides, and the upper conductive elastic sheets are electrically connected with the price tag control circuit board through screws.

[0011] As a further description of the above technical solution:

[0012] The front end of the electronic price tag shell is fixedly connected with glass plates at the upper and lower sides, and the front end of the electronic price tag shell is fixedly connected with a price tag at the top.

[0013] As a further description of the above technical solution:

[0014] The upper side of the electrically connected components is provided with a groove, a steel wire hanging piece is embedded in the groove, and the steel wire hanging piece is hung and connected to an overhead ceiling.

[0015] As a further description of the above technical solution:

[0016] The bottom of the shell is provided with convex plugs at the left and right sides, the inner side of the convex plugs is provided with lower conductive elastic sheets, the lower conductive elastic sheets are fixedly connected with the price tag control circuit board, and the lower conductive elastic sheets are used for supplying power to the price tag below.

[0017] The utility model has the advantages of the following beneficial effects:

[0018] 1、 in the utility model, the shell buckle is inserted into the plug-in connector and slides to be fixed with the fixed rod, the shell can be opened and closed along the fixed rod, the internal circuit structure is maintained, the electric wire is inserted into the connector electric connection port, the LED display panel and the price tag control circuit board can be powered, the LED display panel can display the marked price, and the fixed device and the internal structure are convenient to maintain.

[0019] 2、 in the utility model, the electric telescopic rod is started to push the sliding rail to extend out of the connector, the sliding rail is inserted into the track insertion port, the connector is clamped with the concave socket, the position is adjusted through the sliding adjustment of the sliding rail and the insertion port, and the telescopic rod can be quickly removed, so that the connector is convenient to assemble and disassemble, two electric wires are used for communication and power supply, and the device can be connected in multiple combinations without polarity. DRAWINGS

[0020] Figure 1 A three-dimensional view of the electronic price tag for power supply and communication sharing of two wires is provided in the utility model;

[0021] Figure 2 is a front view of the electronic price tag with power supply and communication sharing 2 wires according to the present application;

[0022] Figure 3 is a top view of the electronic price tag with power supply and communication sharing 2 wires according to the present application;

[0023] Figure 4 is an exploded view of the partial structure of the electronic price tag with power supply and communication sharing 2 wires according to the present application;

[0024] Figure 5 is a structure exploded view of the positioning mechanism of the electronic price tag with power supply and communication sharing 2 wires according to the present application.

[0025] Legend:

[0026] 1, electronic price tag shell; 2, positioning mechanism; 201, electrical components; 202, slide rail; 203, recessed socket; 204, track insertion port; 3, price tag; 4, glass plate; 5, plug-in connector; 6, lower conductive spring; 7, price tag control circuit board; 8, LED display panel; 9, shell; 10, conductive plate; 11, male plug; 12, upper conductive spring. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0028] Reference Figure 1 , Figure 2 and Figure 4The utility model provides an embodiment: a kind of electronic price tag of power supply and communication share 2 line, including electronic price tag shell 1, the top of electronic price tag shell 1 is fixedly connected with plug-in connector 5, the inner wall left and right sides of plug-in connector 5 are fixed with upper conductive spring 12, connect plug-in connector 5, upper conductive spring 12 and shell 9 are connected by screw, the inner wall bottom of shell 9 is fixedly connected with price tag control circuit board 7, the lower conductive spring 6 on shell 9 can be inserted into plug-in connector 5 and be positioned, the outside of price tag control circuit board 7 is fixedly connected with multiple LED display panel 8, current label price can be shown by LED display panel 8, the outer wall left and right sides of price tag control circuit board 7 are fixedly connected with lower conductive spring 6, the outer wall left and right sides of electronic price tag shell 1 are provided with conductive plate 10, the outside of plug-in connector 5 is provided with positioning mechanism 2, positioning mechanism 2 is used to assemble device, device applies WYIM interface component, communication distance exceeds 500 meters, equipment quantity exceeds 200, hardware is simple and reliable, cost is extremely low, application value is huge;

[0029] Referring to Figure 2 、 Figure 3 and Figure 5 , positioning mechanism 2 includes electrically connected component 201, electrically connected component 201 is provided on the outside of plug-in connector 5, the inner side of electrically connected component 201 is provided with recessed socket 203, the inner wall front and back of recessed socket 203 is provided with rail insertion port 204, push slide rail 202 to extend outside plug-in connector 5, slide rail 202 is connected with rail insertion port 204 in, slide rail 202 is connected with rail insertion port 204 slidingly;

[0030] Referring to Figure 1 、 Figure 2 and Figure 5 , the left and right sides of plug-in connector 5 are fixedly connected with upper conductive spring 12, and the upper conductive spring 12 is electrically connected with the price tag control circuit board 7 by screw, so that the device can be conveniently fixed and operated;The upper and lower sides of the front end of the electronic price tag shell 1 are fixedly connected with the glass plate 4, and the top of the front end of the electronic price tag shell 1 is fixedly connected with the price tag 3, so that the price tag 3 can be conveniently protected without affecting its use.

[0031] Referring to Figure 2 、 Figure 3 and Figure 4 , the upper side of electrically connected component 201 is provided with a slot, a steel wire accessory is embedded, and is hung on the ceiling above, so as to fix the device;The left and right sides of the bottom of shell 9 are provided with convex plug 11, the inner side of convex plug 11 is provided with lower conductive spring 6, and the lower conductive spring 6 is fixedly connected with the price tag control circuit board 7, for power supply to the price tag below, so as to conveniently power and operate the device.

[0032] Working principle: before using the device, first by the lower conductive spring 6 on the shell 9 is inserted into the plug-in connector 5 and slide fixed, can open and close the shell 9, in order to maintain the internal circuit structure, by the wire plug-in connector 5 electrical connection, can be powered LED display panel 8 and price control circuit board 7, and through the LED display panel 8 display price, can be convenient for the device fixed and maintain the internal structure;

[0033] By pushing the slide rail 202 out of the plug-in connector 5, the slide rail 202 is inserted into the track insertion port 204, and the plug-in connector 5 is clamped with the concave socket 203. The position of the device can be adjusted by sliding the slide rail 202 and the track insertion port 204, and the plug-in connector 5 can be quickly removed through the slide rail 202. It is convenient to assemble and quickly disassemble the device, and the communication and power supply share two wires, and multiple combination connections can be used without polarity.

[0034] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included in the scope of protection of the present application.

Claims

1. An electronic price label for power and communication sharing 2-wire, comprising an electronic price label housing (1), characterized in that: The top of the electronic price tag shell (1) is fixedly connected with the plug-in connector (5), the inner wall of the plug-in connector (5) is fixedly connected with the upper conductive spring plate (12) on the left and right sides, the plug-in connector (5), the upper conductive spring plate (12) and the shell (9) are connected by screws, the inner wall of the shell (9) is fixedly connected with the price tag control circuit board (7), the outer side of the price tag control circuit board (7) is fixedly connected with a plurality of LED display panels (8), the outer wall of the price tag control circuit board (7) is fixedly connected with the lower conductive spring plate (6) on the left and right sides, the outer wall of the electronic price tag shell (1) is provided with the conductive plate (10) on the left and right sides, the outer side of the plug-in connector (5) is provided with the positioning mechanism (2), and the positioning mechanism (2) is used for assembling the device.

2. The electronic price label sharing two wires for power supply and communication according to claim 1, characterized in that: The positioning mechanism (2) comprises an electrical connecting part (201) and a sliding rail (202), the electrical connecting part (201) is arranged on the outer side of the plug-in connector (5), the inner side of the electrical connecting part (201) is provided with a recessed socket (203), the inner wall of the recessed socket (203) is provided with a track insertion port (204) on the front and rear sides, and the sliding rail (202) is in sliding connection with the track insertion port (204).

3. The electronic price label sharing two wires for power supply and communication according to claim 1, characterized in that: The left and right sides of the plug-in connector (5) are fixedly connected with the upper conductive spring plate (12), and the upper conductive spring plate (12) is electrically connected with the price tag control circuit board (7) through screws.

4. The electronic price label sharing two wires for power supply and communication according to claim 1, characterized in that: The front end of the electronic price tag shell (1) is fixedly connected with the glass plate (4) on the upper and lower sides, and the front end of the electronic price tag shell (1) is fixedly connected with the price tag (3) on the top.

5. The electronic price label sharing two wires for power supply and communication according to claim 2, characterized in that: The upper side of the electrical connecting part (201) is provided with a slot, a steel wire accessory is embedded, and the steel wire accessory is hung and connected to the ceiling above.

6. The electronic price label sharing two wires for power supply and communication according to claim 1, characterized in that: The bottom of the shell (9) is provided with the male plug (11) on the left and right sides, the inner side of the male plug (11) is provided with the lower conductive spring plate (6), and the lower conductive spring plate (6) is fixedly connected with the price tag control circuit board (7) and used for supplying power to the price tag below.

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