CN215118100U

CN215118100U - NFC (near field communication) type handheld equipment under screen and display screen module thereof

Info

Publication number: CN215118100U
Application number: CN202120949406.XU
Authority: CN
Inventors: 刘超; 林喆; 鲁旭升
Original assignee: Shanghai Sunmi Technology Group Co Ltd; Citaq Co Ltd
Current assignee: Shanghai Sunmi Technology Group Co Ltd; Citaq Co Ltd
Priority date: 2021-05-06
Filing date: 2021-05-06
Publication date: 2021-12-10
Anticipated expiration: 2031-05-06

Abstract

The utility model discloses a NFC formula handheld device under screen and display screen module thereof, NFC formula handheld device includes under the screen: a top display layer comprising a display screen assembly; the middle supporting layer comprises a front shell and an NFC coil assembly, the display screen assembly is installed on the front shell, the NFC coil assembly is installed in a reserved installation area of the front shell, the NFC coil assembly is located between the display screen assembly and the front shell, and at least one part of the NFC coil assembly extends to the outer side of the display screen assembly. The display screen module of the NFC handheld device under the screen is used for arranging the NFC coil assembly below the display screen assembly and extending at least one part of the NFC coil assembly to the outer side of the display screen assembly. It not only changes the transmission direction of NFC coil pack, moreover at least partly extension of NFC coil pack is to the outside of display screen subassembly, has greatly made things convenient for handheld device's use to can improve by a wide margin the performance of NFC coil pack.

Description

NFC (near field communication) type handheld equipment under screen and display screen module thereof

Technical Field

The utility model relates to a mobile payment equipment further relates to NFC formula handheld device under the screen and display screen module thereof.

Background

With the continuous development of science and technology, the integration level of various electronic products becomes higher and higher, and the functions of the products are more and more abundant. Various handheld devices are increasingly introduced into product design due to advantages such as universality and convenience of use of users, and design schemes for carrying display screens and NFC (Near Field Communication) card swiping functions are provided.

In the existing NFC handheld device under the screen, the NFC coil is basically disposed at the position of the rear case of the whole device. At present, the following technical problems exist in the existing technical scheme: firstly, when scanning NFC, the whole machine needs to be lifted, and the card is placed at the back for scanning, so that the use is very inconvenient; second, for handheld devices with metal housings, the NFC antenna is almost completely shielded inside the metal back shell, high frequency signals cannot be effectively radiated, and the radiation performance of NFC is greatly compromised.

In view of the foregoing, there is a need for improvements to existing under-screen NFC-type handheld devices.

SUMMERY OF THE UTILITY MODEL

To the technical problem, an object of the utility model is to provide NFC formula handheld device under screen and display screen module thereof, NFC formula handheld device's display screen module sets up the NFC coil pack in the below of display screen subassembly under the screen, and will at least some of NFC coil pack extends to the outside of display screen subassembly. The utility model provides a display screen module of NFC formula handheld device under screen not only changes the transmitting direction of NFC coil pack, moreover at least some of NFC coil pack extends to the outside of display screen subassembly has greatly made things convenient for handheld device's use, and can improve by a wide margin NFC coil pack's performance.

In order to achieve the above object, an object of the present invention is to provide a display screen module of NFC formula handheld device under screen, include:

a top display layer comprising a display screen assembly;

a middle support layer including a front shell and an NFC coil assembly, the display screen assembly being mounted to the front shell, the NFC coil assembly being mounted to a reserved mounting area of the front shell, and the NFC coil assembly being located between the display screen assembly and the front shell, and at least a portion of the NFC coil assembly extending to an outside of the display screen assembly.

Preferably, the middle support layer further comprises a fixing plate installed between the display screen assembly and the front case.

Preferably, the NFC coil assembly is installed at a gap between a side wall of the fixed plate and an inner wall of the front case.

Preferably, the side wall of the fixing plate has a mounting notch, and at least a part of the NFC coil component is mounted in the mounting notch.

Preferably, the NFC coil component includes a routing layer, a substrate, and a shielding layer from top to bottom in sequence.

Preferably, the golden finger of the NFC coil component passes through the through hole on the front shell and is mounted on the side of the front shell far away from the display screen component.

Preferably, the display screen module of the under-screen NFC handheld device further includes a motherboard, the motherboard is installed on one side of the front shell away from the display screen assembly, and the motherboard is electrically connected to the golden finger.

Preferably, the display screen assembly comprises a display screen and a touch screen.

Preferably, the fixing plate is a steel plate.

According to the utility model discloses an on the other hand, the utility model discloses further provide NFC formula handheld device under the screen, include:

the display screen module of any one of the above-mentioned NFC handheld device under screen;

the equipment comprises an equipment main body, wherein a display screen module of the NFC handheld equipment under the screen is arranged in the equipment main body.

Compared with the prior art, the utility model provides a NFC formula handheld device and display screen module have following at least one beneficial effect under the screen:

1. the utility model provides a NFC formula handheld device and display screen module under the screen, NFC formula handheld device's display screen module sets up the NFC coil pack in the below of display screen subassembly under the screen, and will at least some of NFC coil pack extends to the outside of display screen subassembly. The display screen module of the under-screen NFC type handheld device provided by the utility model not only changes the transmitting direction of the NFC coil assembly, but also at least one part of the NFC coil assembly extends to the outer side of the display screen assembly, thereby greatly facilitating the use of the handheld device and greatly improving the performance of the NFC coil assembly;

2. the utility model provides a NFC formula handheld device and display screen module under screen, NFC coil pack install in clearance between the side of fixed plate and the preceding shell inner wall, perhaps at least some install in installation breach on the fixed plate, NFC coil pack with the fixed plate is located same one deck, can not improve handheld device's whole thickness.

Drawings

The above features, technical features, advantages and modes of realisation of the present invention will be further described in the following detailed description of preferred embodiments thereof, which is to be read in conjunction with the accompanying drawings.

Fig. 1 is a cross-sectional view of a display screen module of an under-screen NFC-type handheld device according to a preferred embodiment of the present invention;

fig. 2 is a top view of the middle support layer of the display module of the NFC handheld device under the screen according to the preferred embodiment of the present invention;

fig. 3 is a top view of a modified embodiment of the display module of the NFC handheld device under the screen according to the preferred embodiment of the present invention;

fig. 4 is an exploded view of the display module of the NFC handheld device under the screen according to the preferred embodiment of the present invention.

The reference numbers illustrate:

top display layer 1, display screen subassembly 11, middle supporting layer 2, preceding shell 21, reserve installation region 211, NFC coil pack 22, routing layer 221, substrate 222, shielding layer 223, fixed plate 23, installation notch 230, mainboard 3.

Detailed Description

In order to more clearly illustrate embodiments of the present invention or technical solutions in the prior art, specific embodiments of the present invention will be described below with reference to the accompanying drawings. It is obvious that the drawings in the following description are only examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be obtained from these drawings without inventive effort.

For the sake of simplicity, only the parts related to the utility model are schematically shown in the drawings, and they do not represent the actual structure as a product. In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically illustrated or only labeled. In this document, "one" means not only "only one" but also a case of "more than one".

It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.

In this context, it is to be understood that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 addition, in the description of the present application, the terms "first", "second", and the like are used only for distinguishing the description, and are not intended to indicate or imply relative importance.

Example 1

Referring to the description attached drawings, the utility model provides a display screen module of NFC formula handheld device is elucidated under screen, the utility model provides a display screen module of NFC formula handheld device sets up the NFC coil pack in the below of display screen subassembly under the screen, and will at least some of NFC coil pack extend to the outside of display screen subassembly. The utility model provides a display screen module of NFC formula handheld device under screen not only changes the transmitting direction of NFC coil pack, moreover at least some of NFC coil pack extends to the outside of display screen subassembly has greatly made things convenient for handheld device's use, and can improve by a wide margin NFC coil pack's performance.

Referring to the drawings of the specification, in particular, the display screen module of the NFC handheld device under the screen comprises a top display layer 1 and a middle support layer 2. The top display layer 1 comprises a display screen assembly 11. The middle support layer 2 comprises a front shell 21 and an NFC coil component 22, the display screen component 11 is mounted to the front shell 21, the NFC coil component 22 is mounted to a reserved mounting area 211 of the front shell 21, the NFC coil component 22 is located between the display screen component 11 and the front shell 21, and at least a portion of the NFC coil component 22 extends to the outside of the display screen component 11.

It should be noted that, in the preferred embodiment, the NFC coil component 22 is installed below the display screen component 11, and an operator can swipe a card above the display screen component 11 to perform data communication with the NFC coil component 22, so that the entire handheld device does not need to be picked up, and the operation is convenient and fast. On the other hand, the utility model provides an at least some of NFC coil pack 22 extends to the outside of display screen subassembly 11, display screen subassembly 11 can not be right NFC coil pack 22 causes to shelter from, can greatly improve NFC coil pack 22's performance.

Referring to the drawings, the middle support layer 2 further includes a fixing plate 23, and the fixing plate 23 is installed between the display screen assembly 11 and the front case 21.

Preferably, the NFC coil component 22 is mounted in a gap between a side wall of the fixing plate 23 and the front case 21. In the preferred embodiment, the NFC coil component 22 and the fixing plate 23 are located in the same layer, and the NFC coil component 22 is located in the gap between the fixing plate 23 and the front shell 21, which does not increase the overall thickness of the NFC handheld device under the screen.

Preferably, the NFC coil component 22 is mounted in the gap between the top side of the fixing plate 23 and the front shell 21 in the plane of the middle support layer 2. Alternatively, the NFC coil component 22 can also be installed in a gap between the bottom side of the fixing plate 23 and the front case 21, or in a gap between the right side of the fixing plate 23 and the front case 21, or in a gap between the left side of the fixing plate 23 and the front case 21. It is to be understood that the relative position of the NFC coil assembly 22 mounted on the fixing plate 23 should not constitute a limitation of the present invention.

Optionally, the side wall of the fixing plate 23 has a mounting notch 230, and at least a portion of the NFC coil component 22 is mounted in the mounting notch 230. In this example, the predetermined position of the side wall of the fixing plate 23 forms a mounting notch 230 by a cutting process, and at least a portion of the NFC coil component 22 is mounted in the mounting notch 230, so that the mounting stability of the NFC coil component 22 can be further improved.

Preferably, the mounting notches 230 of the fixing plate 23 are located on the top side wall of the fixing plate 23 in the plane of the middle support layer 2. Alternatively, the installation notch 230 can also be located on the bottom side wall of the fixing plate 23, or on the left side wall of the fixing plate 23, or on the right side wall of the fixing plate 23. It is understood that the specific location of the mounting notch 230 on the fixing plate 23 should not be construed as limiting the present invention.

Referring to the drawings of the specification, the NFC coil component 22 includes a routing layer 21, a substrate 222, and a shielding layer 223 in sequence from top to bottom.

Preferably, the routing layer 21 is laid with copper traces, and the shielding layer 223 includes ferrite for shielding the magnetic field generated by the routing layer 21, thereby enhancing the coil power of the routing layer 23. The shielding layer 223 has a back adhesive on the bottom thereof, and the shielding layer 223 is adhered to the front case 21 through the back adhesive.

Further, the gold finger of the NFC coil component 22 is mounted on the side of the front shell 21 away from the display screen component 11 through the through hole on the front shell 21.

In the preferred embodiment, the front case 21 has a through hole at a predetermined position corresponding to the NFC coil component 22, which can facilitate connection between the NFC coil component 22 and the main board 3.

Referring to the attached drawings of the specification, further, the display screen module of the under-screen NFC handheld device further includes a main board 3, the main board 3 is installed on one side of the front shell 21 away from the display screen assembly 11, and the main board 3 is electrically connected to the gold finger.

The display screen assembly 11 includes a display screen and a touch screen.

Preferably, the fixing plate 23 is a steel plate. The front case 21 is made of metal or nonmetal.

It should be noted that the utility model provides a display screen module of NFC formula handheld device under screen, it has changed traditional NFC coil pack's mounted position and transmission direction, will NFC coil pack 22 install in the below of display screen subassembly 11 makes NFC coil pack 22 can to display screen subassembly 11's direction transmission sensing signal makes the operator can the top of display screen subassembly 11 is punched the card and is responded to. In this preferred embodiment, the NFC coil component 22 and the display screen component 11 are arranged in a staggered manner, and at least a part of the NFC coil component 22 is located outside the NFC coil component 22, so that interference of the display screen component 11 on an induction signal transmitted by the NFC coil component 22 can be greatly reduced, and performance of the NFC coil component 22 is greatly improved.

Example 2

According to the utility model discloses an on the other hand, the utility model discloses NFC formula hand-held device under further providing the screen, it includes above-mentioned embodiment 1 the screen display module and the equipment main part of NFC formula hand-held device under, the screen display module of NFC formula hand-held device under the screen install in the equipment main part.

It should be noted that the above embodiments can be freely combined as necessary. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. Display screen module of NFC formula handheld device under screen, its characterized in that includes:

a top display layer comprising a display screen assembly;

2. The display screen module of an off-screen NFC-type handheld device of claim 1, wherein the middle support layer further comprises a fixing plate, the fixing plate being mounted between the display screen assembly and the front housing.

3. The display screen module of an off-screen NFC-type handheld device of claim 2, wherein the NFC coil component is mounted in a gap between a side wall of the fixed plate and an inner wall of the front housing.

4. The display screen module of the NFC-type handheld device under the screen of claim 3, wherein the side wall of the fixing plate has a mounting notch, and at least a portion of the NFC coil assembly is mounted in the mounting notch.

5. The display screen module of the off-screen NFC-type handheld device of claim 3 or 4, wherein the NFC coil assembly comprises a routing layer, a substrate and a shielding layer in sequence from top to bottom.

6. The display screen module of the NFC-type handheld device under screen of claim 5, wherein the gold finger of the NFC coil component is mounted on a side of the front shell away from the display screen component through the through hole of the front shell.

7. The display screen module of the off-screen NFC-type handheld device of claim 6, wherein the display screen module of the off-screen NFC-type handheld device further comprises a motherboard, the motherboard is mounted on a side of the front shell away from the display screen assembly, and the motherboard is electrically connected to the golden finger.

8. The display screen module of the NFC-type handheld device of claim 5, wherein the display screen assembly comprises a display screen and a touch screen.

9. The display screen module of the NFC-type handheld device under screen of claim 2, wherein the fixing plate is a steel plate.

10. NFC formula handheld device under screen, its characterized in that includes:

the display screen module of the off-screen NFC-type handheld device of any one of claims 1-9;