Electronic price tag

Abstract

The utility model provides an electronic price tag which comprises a shell with a hollow structure, a partition plate is arranged in the shell, and the shell is divided into a first cavity and a second cavity which are distributed up and down by the partition plate; the first cavity is provided with a display device and a circuit board, and the display device is electrically connected with the circuit board; a mounting groove for mounting the battery is formed in the partition plate, a through hole for communicating the first cavity with the second cavity is formed in the mounting groove, and the battery is located in the through hole so that the thickness of the battery and the thickness of the shell cannot be overlapped; the circuit board is provided with an anode conductive unit and a cathode conductive unit, the anode conductive unit is electrically connected with the anode of the battery, and the cathode conductive unit is electrically connected with the cathode of the battery.

Description

Technical Field

[0001] The utility model relates to the technical field of electronic price labels, in particular to an electronic price label. Background Art

[0002] An electronic price tag is an electronic display device designed to accurately display product price information in retail stores. It consists of a high-resolution electronic display and a controller with powerful information processing capabilities. The main responsibility of the controller is to receive, store and update price information in real time, ensuring that consumers can obtain the latest and most accurate price information anywhere in the store.

[0003] The thickness of the electronic price tags on the market is relatively thick. When a larger capacity battery is used, the thickness of the electronic price tags also increases, which does not look very beautiful when placed on the shelf. Therefore, it is necessary to reduce the thickness of the electronic price tags to meet market demand. Utility Model Content

[0004] In view of the shortcomings of the background technology, the purpose of the utility model is to provide an electronic price tag.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] An electronic price tag comprises a shell, wherein a partition is provided in the shell, and the partition divides the shell into a first cavity and a second cavity distributed up and down; the first cavity is provided with a display device and a circuit board, and the display device and the circuit board are electrically connected; the partition is provided with a mounting groove for mounting a battery, and the mounting groove is provided with a through hole connecting the first cavity and the second cavity, and the battery is located in the through hole; the circuit board is provided with a positive conductive unit and a negative conductive unit, the positive conductive unit is electrically connected to the positive electrode of the battery, and the negative conductive unit is electrically connected to the negative electrode of the battery.

[0007] Furthermore, the display device is adapted to the first cavity and is disposed at an opening of the first cavity.

[0008] Furthermore, an inwardly extending isolating piece is provided on the inner side surface of the through hole, and the battery abuts against the isolating piece to prevent the battery from contacting the circuit board.

[0009] Furthermore, the positive electrode conductive unit and the negative electrode conductive unit are elastically abutted against the positive electrode and the negative electrode of the battery respectively.

[0010] Furthermore, the positive electrode conductive unit includes a first welding plate, the first welding plate is connected to a supporting plate, the supporting plate is connected to a first conductive plate, the first welding plate is arranged on the circuit board, the supporting plate is located on the side surface of the mounting groove, and the first conductive plate is in a compressed state and abuts against the positive electrode of the battery.

[0011] Furthermore, the negative electrode conductive unit includes a second welding sheet, the second welding sheet is connected to a second conductive sheet, the first welding sheet is arranged on the circuit board, the second conductive sheet is located in the mounting groove, and is in a compressed state and abuts against the negative electrode of the battery.

[0012] Furthermore, it also includes a back cover adapted to the second cavity, and the back cover can be installed at the opening of the second cavity to seal the second cavity.

[0013] Furthermore, the back cover includes a cover plate, the cover plate is provided with a frame extending into the second cavity, the inner surface of the frame is provided with a buckle, the cover plate is detachably connected to the shell through the buckle, and a sealing ring is provided at the connection between the frame and the second cavity.

[0014] Furthermore, the components on the circuit board are away from the through holes of the mounting slots.

[0015] The beneficial effects of the utility model are:

[0016] 1. The utility model proposes an electronic price tag, wherein a partition is provided in the shell, and the partition divides the shell into a first cavity and a second cavity distributed up and down, and the partition is provided with an installation groove for installing a battery, and the installation groove is a through-hole structure connecting the first cavity and the second cavity. By setting the installation groove, the entire battery can be fully accommodated, so that the thickness of the battery and the thickness of the shell do not overlap, and the appearance is more beautiful.

[0017] 2. The electronic price tag proposed by the utility model can effectively protect the electronic components in the housing by setting the back cover and the sealing ring, and can be waterproof and friction-proof.

[0018] 3. The electronic price tag proposed by the utility model realizes stable electrical connection between the battery and the circuit board by setting the positive conductive unit and the negative conductive unit.

[0019] 4. The electronic price tag proposed by the utility model has a display device, a circuit board, a battery and a back cover installed between the shells in sequence, has a simple main structure, low cost, and is easy to produce and install. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] 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 only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 This is a schematic diagram of an electronic price tag of the utility model;

[0022] Figure 2 This is an exploded view of an electronic price tag of the utility model;

[0023] Figure 3 It is a schematic diagram of a positive conductive unit of an electronic price tag of the utility model;

[0024] Figure 4 It is a schematic diagram of a negative electrode conductive unit of an electronic price tag of the utility model;

[0025] Figure 5 It is a schematic diagram of a housing of an electronic price tag of the utility model;

[0026] Figure 6 The utility model is a schematic diagram of a rear cover of an electronic price tag.

[0027] In the figure, 10, shell; 101, partition; 1011, mounting groove; 102, separator; 103, positive electrode conductive unit; 1031, first welding sheet; 1032, support sheet; 1033, first conductive sheet; 104, negative electrode conductive unit; 1041, second welding sheet; 1042, second conductive sheet; 20, display device; 30, circuit board; 40, back cover; 401, cover plate; 402, frame; 403, buckle; 50, sealing ring; 60, battery. DETAILED DESCRIPTION

[0028] Combine the following Figure 1-6 The utility model is described in detail.

[0029] An electronic price tag, such as Figure 1-2As shown, it includes a shell 10, a partition 101 is provided in the shell 10, and the partition 101 divides the shell 10 into a first cavity and a second cavity distributed up and down; the first cavity is provided with a display device 20 and a circuit board 30, and the display device 20 and the circuit board 30 are electrically connected; the partition 101 is provided with a mounting groove 1011 for mounting a battery 60, and the mounting groove 1011 is provided with a through hole connecting the first cavity and the second cavity, and the battery 60 is located in the through hole; the circuit board 30 is provided with a positive conductive unit 103 and a negative conductive unit 104, the positive conductive unit 103 is electrically connected to the positive electrode of the battery 60, and the negative conductive unit 104 is electrically connected to the negative electrode of the battery 60.

[0030] Since the mounting groove 1011 is a through-hole structure, when the mounting groove 1011 accommodates the second partition 101 and the mobile phone battery 60 , the thickness of the mobile phone middle frame will not overlap with the thickness of the mobile phone battery 60 in the thickness direction of the mobile phone battery 60 .

[0031] Specifically, in the actual product production process, the circuit board 30 (PCBA) is a universal module, and electronic price tag devices of different sizes can be shared to achieve the purpose of rapid stocking, mass production, and reduced processing costs. In addition, the volume of the circuit board 30 used in the utility model is significantly smaller than the commonly used circuit board 30 in the prior art, so that the structure is more compact and the total volume of the device is smaller. The circuit board 30 can be detachably assembled and disassembled with the housing 10 by screws or glue. The circuit board 30 is connected to the display device 20 by a set of cables to further enable the screen to be powered.

[0032] Specifically, the number of mounting slots 1011 matches the number of batteries 60, and the number of batteries 60 is two and they are button batteries 60. The number of batteries 60 can also be one to further reduce the volume of the device; or more than two to meet the need for longer battery life. The battery 60 can also be other types of batteries 60.

[0033] In this embodiment, the display device 20 is adapted to the first cavity and is disposed at the opening of the first cavity. Further, an inwardly extending isolating member 102 is disposed on the inner side of the through hole, and the battery 60 abuts against the isolating member 102 to prevent the battery 60 from contacting the circuit board 30 .

[0034] In this embodiment, if Figure 3-4As shown, the positive electrode conductive unit 103 and the negative electrode conductive unit 104 are elastically abutted against the positive electrode and the negative electrode of the battery 60, respectively. Further, the positive electrode conductive unit 103 includes a first welding sheet 1031, the first welding sheet 1031 is connected to a support sheet 1032, the support sheet 1032 is connected to a first conductive sheet 1033, the first welding sheet 1031 is provided on the circuit board 30, the support sheet 1032 is located on the side surface of the mounting groove 1011, and the first conductive sheet 1033 is in a compressed state and abuts against the positive electrode of the battery 60. Further, the negative electrode conductive unit 104 includes a second welding sheet 1041, the second welding sheet 1041 is connected to a second conductive sheet 1042, the first welding sheet 1031 is provided on the circuit board 30, the second conductive sheet 1042 is located in the mounting groove 1011, and abuts against the negative electrode of the battery 60 in a compressed state.

[0035] Specifically, a positive contact plate and a negative contact plate are provided on the circuit board 30. After the battery 60 assembly is inserted into the partition 101 from the opening of the second cavity of the shell 10, the positive contact plate of the circuit board 30 is connected to the positive electrode of the battery 60 assembly through the positive conductive unit 103, and the negative contact plate of the circuit board 30 is connected to the negative electrode of the battery 60 assembly through the negative conductive unit 104, so as to realize the power supply of the circuit board 30.

[0036] In this embodiment, if Figure 5-6 As shown, the back cover 40 adapted to the second cavity is also included, and the back cover 40 can be installed at the opening of the second cavity to seal the second cavity. Further, the back cover 40 includes a cover plate 401, and a frame 402 extending into the second cavity is arranged around the cover plate 401, and a buckle 403 is arranged on the inner surface of the frame 402. The cover plate 401 is detachably connected to the housing 10 through the buckle 403, and a sealing ring 50 is arranged at the connection between the frame 402 and the second cavity.

[0037] Specifically, the partition 101 in the housing 10 is provided with a snap-fit ​​hole matched with the snap 403, so that the back cover 40 is fixed to the housing 10 through the snap-fit ​​hole. The sealing ring 50 is a silicone sealing ring 50 to further achieve a waterproof effect at the side opening of the housing 10. In addition, a plurality of protrusions are also provided on the housing 10 to prevent large-area contact friction and reduce the risk and probability of scratches.

[0038] Furthermore, the components on the circuit board 30 are away from the through holes of the mounting slot 1011 .

[0039] The above embodiments are only for illustrating the technical concept and features of the utility model, and their purpose is to enable those skilled in the art to understand the content of the utility model and implement it, and they cannot be used to limit the protection scope of the utility model. Any equivalent changes or modifications made according to the spirit of the utility model should be included in the protection scope of the utility model.

Claims

1. An electronic price tag, comprising a housing, characterized in that: A partition is provided in the shell, and the partition divides the shell into a first cavity and a second cavity distributed up and down; the first cavity is provided with a display device and a circuit board, and the display device and the circuit board are electrically connected; the partition is provided with a mounting groove for installing a battery, and the mounting groove is provided with a through hole connecting the first cavity and the second cavity, and the battery is located in the through hole; a positive conductive unit and a negative conductive unit are provided on the circuit board, and the positive conductive unit is electrically connected to the positive electrode of the battery, and the negative conductive unit is electrically connected to the negative electrode of the battery.

2. An electronic price tag as claimed in claim 1, characterized in that: The display device is adapted to the first cavity and is arranged at the opening of the first cavity.

3. An electronic price tag as claimed in claim 2, characterized in that: An inwardly extending isolating piece is disposed on the inner side surface of the through hole, and the battery abuts against the isolating piece to prevent the battery from contacting the circuit board.

4. An electronic price tag as claimed in claim 1, characterized in that: The positive electrode conductive unit and the negative electrode conductive unit are elastically abutted against the positive electrode and the negative electrode of the battery respectively.

5. An electronic price tag as claimed in claim 4, characterized in that: The positive electrode conductive unit includes a first welding sheet, the first welding sheet is connected to a supporting sheet, the supporting sheet is connected to a first conductive sheet, the first welding sheet is arranged on the circuit board, the supporting sheet is located on the side surface of the mounting groove, and the first conductive sheet is in a compressed state and abuts against the positive electrode of the battery.

6. An electronic price tag as claimed in claim 5, characterized in that: The negative electrode conductive unit includes a second welding sheet, the second welding sheet is connected to a second conductive sheet, the first welding sheet is arranged on the circuit board, the second conductive sheet is located in the mounting groove and abuts against the negative electrode of the battery in a compressed state.

7. An electronic price tag as claimed in claim 1, characterized in that: It also includes a back cover adapted to the second cavity, and the back cover can be installed at the opening of the second cavity to seal the second cavity.

8. An electronic price tag as claimed in claim 7, characterized in that: The back cover includes a cover plate, which is surrounded by a frame extending into the second cavity, and a buckle is provided on the inner surface of the frame. The cover plate is detachably connected to the shell via the buckle, and a sealing ring is provided at the connection between the frame and the second cavity.

9. An electronic price tag as claimed in claim 1, characterized in that: The components on the circuit board are away from the through holes of the mounting slots.

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