CN217181734U - Electronic price tag device - Google Patents

Abstract

The utility model discloses an electronic price tag device, which comprises an outer protection plate and a shell, wherein a screen, a circuit board and a battery pack are sequentially arranged between the outer protection plate and the shell; a protective sleeve is sleeved outside the screen and is supported on the shell through the protective sleeve; an opening is formed in one side of the shell, and the battery assembly is inserted into the shell through the opening; the screen and the battery component are electrically connected with the circuit board. The electronic price tag device has the advantages of being simple in structure, detachable, low in cost and good in waterproof effect, and meanwhile, the electronic price tag device is stable in structure, not prone to damage and long in service life.

Description

Electronic price tag device

Technical Field

The utility model belongs to the technical field of the price tag equipment and specifically relates to an electron price tag device.

Background

Due to frequent replacement of the paper label, manufacturing cost, labor cost and time cost are generated, and due to the appearance of the electronic price label, the use cost needs to be reduced so as to replace the paper label; however, the electronic price tag is easy to be damaged by water seepage in a humid environment, such as a water production area, a fresh area, a cold storage area and other complex use environments; in addition, nowadays, various shopping festivals, member days, inventory-clearing sales promotion in product factories and the like are increased, and the electronic price tag is required to have a longer service cycle or a function of reserving a replaceable battery. The design end is carried to the demand of above to electronic price tag, and the design of requirement product is succinct as far as possible, dampproofing waterproof, battery are removable and the hardware modularization can be general.

The electronic price tag device in the prior art generally has the problem of high cost, because the PCB is in a customized shape and can not be used universally; the PCB has too large area, so that the cost is increased; in addition, the whole machine in the existing design is generally not detachable, the waterproof design is complex, and the reject ratio is high; furthermore, the existing design has the problem of poor waterproof effect, for example, the combination of soft glue and hard glue at the key position is usually waterproof by double-sided glue, so that the durability is poor, and the long-term waterproof effect is poor; the battery cover adopts a buckle large-area positive pressure silica gel mode, the waterproof grade is lower, and the battery cover cannot be soaked in water. Therefore, a new design of waterproof electronic price tag with replaceable battery is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's weak point, provide an electron price tag device, have simple structure, can dismantle, with low costs and the characteristics that water-proof effects is good, simultaneously, the structure is firm, and is not fragile, long service life. The method is realized by the following technical scheme:

an electronic price tag device comprises an outer protection plate and a shell, wherein a screen, a circuit board and a battery pack are sequentially arranged between the outer protection plate and the shell; a protective sleeve is sleeved outside the screen and is supported on the shell through the protective sleeve; an opening is formed in one side of the shell, and the battery assembly is inserted into the shell through the opening; the screen and the battery component are electrically connected with the circuit board.

In one preferred embodiment, the battery assembly comprises a main support, a battery compartment, a battery, a positive elastic sheet and a negative elastic sheet, wherein the battery is arranged in the battery compartment, and the positive elastic sheet and the negative elastic sheet are respectively contacted with two poles of the battery.

In one preferred embodiment, the circuit board is provided with a positive electrode contact plate and a negative electrode contact plate, wherein the positive electrode contact plate is connected with the positive electrode spring piece, and the negative electrode contact plate is connected with the negative electrode spring piece, so that the circuit board is electrified. In addition, the screen is connected with the circuit board through a group of flat cables, so that the screen is electrified.

In one preferred embodiment, the number of the batteries is 2, and the batteries are button batteries.

In a preferred embodiment, the outer protective plate is made of a glass sheet or a transparent plastic plate.

In one preferred embodiment, the protective sleeve is made of silica gel.

In one preferred embodiment, the outer shield plate is ultrasonically welded to the housing. The sealing and waterproof structure is not detachable and completely sealed, so that the sealing and waterproof effect is realized.

In one preferred embodiment, the circuit board is detachably connected to the housing by screws.

In a preferred embodiment, the casing is provided with a partition plate, the lower part of the partition plate forms a cavity for accommodating the battery assembly, and the screen and the flat cable are positioned above the partition plate.

In one preferred embodiment, a sealing ring, specifically a silica gel sealing ring, is disposed at an end of the main support of the battery assembly, so as to further achieve a waterproof effect at the side opening of the casing.

The utility model discloses relative prior art has following beneficial effect:

(1) install screen, circuit board and battery pack between this technical scheme's the outer guard plate and the casing in proper order, main structure is simple, and is with low costs, and production simple to operate.

(2) This technical scheme a protective sheath has been cup jointed to the screen outside, and pass through the protective sheath support in on the casing, the protective sheath adopts the silica gel material, and when the screen received each side's external force, the silica gel protective sheath can produce deformation and cushion to reach the purpose of protection screen.

(3) The outer protection plate and the shell are welded through ultrasonic waves, and the outer protection plate and the shell cannot be detached and are completely sealed, so that a sealing waterproof effect is achieved; further, the end of the main support of the battery assembly is provided with a silica gel sealing ring so as to further realize the waterproof effect at the opening of the side edge of the shell.

Drawings

Fig. 1 is an exploded view of the overall structure of the electronic price tag device of the present invention;

fig. 2 is one of the overall structural diagrams of the electronic price tag device of the present invention;

fig. 3 is a second overall structure diagram of the electronic price tag device of the present invention;

figure 4 is a cross-sectional view of the overall structure of the electronic price tag device of the present invention;

fig. 5 is a structural diagram of the battery pack and the circuit board according to the present invention;

fig. 6 is a structural diagram of the battery pack and the case according to the present invention.

Description of the reference numerals:

the solar battery comprises an outer protection plate 1, a protective sleeve 2, a screen 3, a circuit board 4, a positive electrode contact plate 41, a negative electrode contact plate 42, a battery assembly 5, a main support 51, a sealing ring 52, a battery 53, a positive electrode elastic sheet 54, a negative electrode elastic sheet 55, a shell 6, a partition 61 and a flat cable 7.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In a preferred embodiment of the present invention, as shown in fig. 1-4, an electronic price tag device comprises an outer protection plate 1 and a housing 6, wherein a screen 3, a circuit board 4 and a battery module 5 are sequentially installed between the outer protection plate 1 and the housing 6, and the outer protection plate 1 may be a glass sheet or a transparent plastic plate, which is intended to protect the screen 3, but has a certain transparency, so as to facilitate the observation of the content of the screen 3; 3 outsides of screen have cup jointed a protective sheath 2, and pass through protective sheath 2 support in on the casing 6, this protective sheath 2 wraps up the periphery of screen 3, and when screen 3 received the external force of all directions, protective sheath 2 can produce deformation and cushion to reach the purpose of protecting screen 3. An opening is formed in one side of the shell 6, and the battery assembly 5 is inserted into the shell 6 through the opening; the screen 3 and the battery pack 5 are electrically connected with the circuit board 4.

In the production process of actual products, the circuit board 4(PCBA) is a universal module, and electronic price tag devices with different sizes can be shared, so that the purposes of rapid stock, mass production and processing cost reduction are achieved. In addition, the volume of the circuit board 4 adopted by the device is obviously smaller than that of a common circuit board in the prior art, so that the structure is more compact, and the total volume of the device is smaller.

Specifically, as shown in fig. 5 to 6, the battery assembly 5 includes a main support 51, a battery compartment, a battery 53, a positive electrode elastic sheet 54 and a negative electrode elastic sheet 55, the battery 53 is disposed in the battery compartment, and the positive electrode elastic sheet 54 and the negative electrode elastic sheet 55 are respectively in contact with two poles of the battery 53. Specifically, the circuit board 4 is provided with a positive electrode contact plate 41 and a negative electrode contact plate 42, wherein after the battery assembly 5 is inserted into the casing 6 from the side opening of the electronic price tag device, the positive electrode contact plate 41 of the circuit board 4 is connected with the positive electrode elastic sheet 54 of the battery assembly 5, and the negative electrode contact plate 42 of the circuit board 4 is connected with the negative electrode elastic sheet 55 of the battery assembly 5, so as to electrify the circuit board 4.

In addition, as shown in fig. 1, the screen 3 is connected with the circuit board 4 through a set of flat cables 7, so as to further realize the power-on of the screen 3.

Specifically, the number of the batteries 53 is 2, and the batteries are button batteries. The number of the batteries 53 can also be 1 to further reduce the volume of the device; can also exceed 2 to meet the requirement of longer endurance. Other types of batteries are also possible.

Specifically, the protective sleeve 2 is made of silica gel. When the screen 3 receives external force in all directions, the silica gel protective sleeve 2 can generate deformation to buffer.

Specifically, the outer shield plate 1 and the housing 6 are ultrasonically welded. The sealing and waterproof structure is not detachable and completely sealed, so that the sealing and waterproof effect is realized.

Specifically, the circuit board 4 is detachably connected to the housing 6 by screws.

Specifically, as shown in fig. 1 and 6, the housing 6 is provided with a partition 61, a lower portion of the partition 61 forms a cavity for accommodating the battery assembly 5, and the screen 3 and the flat cable 7 are located above the partition 61.

Specifically, the end of the main support 51 of the battery assembly 5 is provided with a sealing ring 52, specifically a silica gel sealing ring 52, so as to further achieve the waterproof effect at the side opening of the casing 6.

In addition, a plurality of protrusions are arranged on the shell 6 to prevent large-area contact friction and reduce the risk and probability of scratching.

The above is only a preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims (10)

1. An electronic price tag device is characterized by comprising an outer protection plate and a shell, wherein a screen, a circuit board and a battery pack are sequentially arranged between the outer protection plate and the shell;

a protective sleeve is sleeved outside the screen and is supported on the shell through the protective sleeve;

an opening is formed in one side of the shell, and the battery assembly is inserted into the shell through the opening;

the screen and the battery component are electrically connected with the circuit board.

2. The electronic price tag device of claim 1, wherein the battery assembly comprises a main support, a battery compartment, a battery, a positive spring and a negative spring, the battery is disposed in the battery compartment, and the positive spring and the negative spring are respectively in contact with two poles of the battery.

3. The electronic price tag device of claim 2, wherein the circuit board is provided with a positive contact plate and a negative contact plate, wherein the positive contact plate is connected with the positive spring piece, and the negative contact plate is connected with the negative spring piece.

4. The electronic price tag device of claim 2, wherein the number of batteries is 2 and is a button battery.

5. An electronic price tag device according to any of claims 1-4, wherein the outer protective plate is a glass sheet or a transparent plastic sheet.

6. The electronic price tag device of any of claims 1-4, wherein the protective sleeve is made of silicone.

7. The electronic price tag device of any of claims 1-4, wherein the outer shield is ultrasonically welded to the housing.

8. The electronic price tag device of claim 1, wherein the circuit board is removably connected to the housing by screws.

9. The electronic price tag device of claim 1, wherein the housing is provided with a partition, a lower portion of the partition forming a cavity for receiving the battery assembly.

10. The electronic price tag device of claim 1, wherein an end of the main support of the battery assembly is provided with a sealing ring.

Images