NFC display device

Abstract

The utility model discloses an NFC display device, which comprises a frame for fixing a mobile phone, a bottom bearing structure for supporting the mobile phone, an NFC antenna, an ink screen and an NFC module, the bottom bearing structure is provided with a first mounting groove, a second mounting groove and a third mounting groove in sequence, the NFC antenna is arranged on the first mounting groove and is in sensing connection with the mobile phone, and the ink screen is arranged on the second mounting groove. The ink screen is arranged on the third mounting groove and rotationally connected with the bottom bearing structure, the NFC module is arranged on the second mounting groove, the two ends of the NFC module are electrically connected with the NFC antenna and the ink screen respectively, and the NFC module conducts information interaction with a mobile phone through the NFC antenna and obtains electric energy. According to the utility model, the NFC antenna and the NFC module are introduced and matched with the ink screen mounted on the rotating frame, so that the flexibility of personalized customization is improved, the function of a bracket is met, the intelligent interaction capability is expanded, and the energy supply structure is simplified and the portability and the aesthetic feeling are improved due to the acquisition mode of sensing electric energy.

Description

Technical Field

[0001] The utility model relates to the technical field of equipment accessories, in particular to an NFC display device. Background Art

[0002] With the rapid development of science and technology and the growing personalized needs of consumers, the personalized customization of the appearance design of smartphones, as the core communication and information processing tools of modern life, has become the focus of users. However, due to the limitations of production costs and the complexity of mold design, it is difficult for the mobile phone body to directly meet the unique needs of each user. Therefore, as a key accessory of smartphones, mobile phone cases not only bear the basic responsibility of protecting the phone from external damage, but also become an important carrier for users to show their personality and style.

[0003] The structural design of traditional mobile phone cases mainly focuses on providing basic protection functions such as anti-drop, anti-scratch, and dustproof to extend the service life of the mobile phone. However, driven by the trend of intelligence and personalization, existing mobile phone cases have exposed many deficiencies in structural design and functional integration:

[0004] 1. Fixed personalized display structure: Most mobile phone cases on the market currently use fixed patterns or color designs. Once the display structure is formed, it is difficult to change, which cannot meet the user's demand for dynamic and real-time personalized customization. This structural limitation restricts the user's ability to express themselves and pursue uniqueness;

[0005] 2. Redundant energy supply structure: For mobile phone cases integrated with smart modules, built-in batteries are feasible as an energy supply method, but they increase the weight, thickness and complexity of the mobile phone case, affecting the user's portability and overall aesthetics. In addition, frequent charging and maintenance also increase the burden on users;

[0006] 3. Limited intelligent interaction structure: Although some mobile phone cases integrate intelligent modules such as NFC and realize simple payment and access control functions, they are limited by the structural design and lack the ability to interact deeply with smartphones and other smart devices and transmit data. This structural limitation limits the application potential of mobile phone cases in smart homes, health monitoring and other fields;

[0007] 4. Limited multi-functional integrated structure: Due to the special requirements of the intelligent interactive module for spatial layout and electrical connection, the structural design of existing mobile phone cases often makes it difficult to integrate other practical functions. For example, the mobile phone holder function that users frequently demand is difficult to achieve due to structural limitations, which reduces the overall practicality of the product and user satisfaction. Utility Model Content

[0008] In view of this, the present invention aims to address the deficiencies in the prior art, and its main purpose is to provide an NFC display device that solves the technical problems of rigid personalized display structure of mobile phone cases, redundant energy supply structure, and limited intelligent interactive structure and multi-functional integrated structure.

[0009] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0010] The utility model provides an NFC display device, comprising:

[0011] A frame for fixing the mobile phone;

[0012] A bottom bearing structure is installed on the frame frame and is used to provide support for the mobile phone. A first mounting groove, a second mounting groove and a third mounting groove are sequentially opened on the bottom bearing structure, and the first mounting groove, the second mounting groove and the third mounting groove are sequentially connected;

[0013] An NFC antenna, arranged on the first mounting slot and connected to the mobile phone by sensor;

[0014] An ink screen is arranged on the third mounting groove and is rotatably connected to the bottom bearing structure;

[0015] The NFC module is arranged on the second mounting groove, and the two ends of the NFC module are electrically connected to the NFC antenna and the ink screen respectively. The NFC module exchanges information with the mobile phone and obtains electrical energy through the NFC antenna.

[0016] As a preferred solution, the first mounting groove and the second mounting groove are arranged on the side of the bottom bearing structure close to the mobile phone, the third mounting groove is a mounting through groove, which runs through the bottom bearing structure, and a sealing plate is also provided on the side of the bottom bearing structure close to the mobile phone. The NFC antenna and the NFC module are integrated and fixed on the sealing plate, the sealing plate is fixedly connected to the bottom bearing structure, and the ink screen is rotatably mounted on the third mounting groove.

[0017] As a preferred solution, the first mounting groove and the second mounting groove are arranged on the side of the bottom bearing structure away from the mobile phone. The bottom bearing structure is also provided with a fixing plate, which is installed on the side of the bottom bearing structure away from the mobile phone. The fixing plate is provided with an avoidance groove corresponding to the ink screen, and the ink screen is rotatably installed on the third mounting groove.

[0018] As a preferred solution, it also includes a rotating frame, which is provided with a mounting slot, and the ink screen is fixedly mounted on the mounting slot. One end of the rotating frame is rotatably connected to the bottom supporting structure through an elastic pin.

[0019] As a preferred solution, the rotation angle formed between the rotating frame and the bottom bearing structure is no greater than 45°.

[0020] As a preferred solution, an arc-shaped groove is further provided on a side of the bottom bearing structure away from the mobile phone, and the arc-shaped groove is connected to the third mounting groove.

[0021] As a preferred solution, the fixing plate is further provided with an arc-shaped groove, and the arc-shaped groove is connected to the avoidance groove.

[0022] As a preferred solution, an arc-shaped notch is further provided at the groove edge connection of the second installation groove.

[0023] As a preferred solution, the bottom bearing structure is further provided with a camera avoidance groove, and the first mounting groove is arranged beside the camera avoidance groove.

[0024] As a preferred solution, a sensor control module is installed in the mobile phone, and the sensor control module is sensor-connected to the NFC antenna.

[0025] Compared with the prior art, the utility model has obvious advantages and beneficial effects. Specifically, it can be seen from the above technical scheme that it mainly introduces NFC antenna and NFC module, cooperates with the setting of the ink screen, improves the flexibility of personalized customization, and expands the intelligent interaction capability, the way of obtaining sensor power, simplifies the energy supply structure, optimizes the component layout, makes the structure more compact, and improves portability and aesthetics. The use of an elastic card pin rotating frame realizes the rotation of the ink screen, meets the function of the bracket, improves the comprehensive practicality and user satisfaction, and meets the diverse usage needs of users.

[0026] In order to more clearly illustrate the structural features and functions of the present invention, the present invention is described in detail below in conjunction with the accompanying drawings and specific embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a schematic diagram of the NFC display device of the present utility model;

[0028] Figure 2 This is a schematic diagram of the NFC display device when the rotating frame of the utility model is working;

[0029] Figure 3 It is a schematic diagram of the structure decomposition of the NFC display device of Example 1 of the present utility model;

[0030] Figure 4 is a schematic diagram of the structure decomposition of the NFC display device from another viewing angle of the embodiment 1 of the present utility model;

[0031] Figure 5 It is a schematic diagram of the structure decomposition of the NFC display device of Example 2 of the present utility model;

[0032] Figure 6 It is embodiment 2 of the present utility model Figure 5 A is an enlarged view.

[0033] Description of reference numerals:

[0034] 10. Border frame;

[0035] 20. Bottom bearing structure; 21. First mounting slot; 22. Second mounting slot; 221. Arc-shaped notch; 23. Third mounting slot; 24. Camera avoidance slot;

[0036] 30. NFC antenna;

[0037] 40. NFC module;

[0038] 50. Ink screen;

[0039] 60. Rotating frame; 61. Elastic clamping pin;

[0040] 70. Close the board;

[0041] 80. Fixed plate; 81. Avoidance groove; 82. Arc-shaped groove. DETAILED DESCRIPTION

[0042] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below with reference to the accompanying drawings and implementation examples. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0043] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0044] With the rapid advancement of science and technology and the increasing pursuit of personalization by consumers, the demand for personalized customization of the appearance design of smartphones, as core tools for communication and information processing, has become increasingly prominent. However, due to the production cost and the complexity of mold design, it is difficult to achieve a high degree of customization of the mobile phone body. In this context, the importance of mobile phone cases, as key accessories that combine protection and personalization, has become increasingly prominent. Traditional mobile phone case design focuses on basic protection functions, such as anti-fall, anti-scratch and dustproof, as well as ensuring the durability of mobile phones. However, in the face of the new trend of intelligence and personalization, the existing mobile phone cases show obvious deficiencies in structural design: first, the personalized display is rigid, and fixed patterns and colors are difficult to meet the dynamic and real-time customization needs of users; second, the energy supply is redundant. Although the built-in battery supports smart modules, it sacrifices convenience and aesthetics, and maintenance is cumbersome; third, the intelligent interaction is limited. Although there are simple functions such as NFC, it lacks the ability to deeply connect with smart phones and smart devices; fourth, the multi-functional integration is limited. The challenges of spatial layout and electrical connection make it difficult to integrate practical functions such as mobile phone holders, affecting the comprehensive practicality of the product and user satisfaction.

[0045] To solve the above problems, please refer to Figures 1 to 6 , the utility model embodiment provides an NFC display device, including:

[0046] The frame 10 is used to fix the mobile phone, ensuring a close fit with the mobile phone and providing a stable holding experience for the user.

[0047] The bottom bearing structure 20 is installed on the border frame 10, and is used to provide support for the mobile phone, ensure the stability and safety of the mobile phone during use, and protect the back of the mobile phone. The bottom bearing structure 20 is sequentially provided with a first mounting groove 21, a second mounting groove 22 and a third mounting groove 23. The first mounting groove 21, the second mounting groove 22 and the third mounting groove 23 are connected in sequence, providing an orderly and reasonable layout space for the installation of internal components.

[0048] The NFC antenna 30 is disposed on the first mounting groove 21 and is connected to the mobile phone sensor to achieve fast, contactless signal transmission and recognition between the mobile phone and improve the convenience of user operation.

[0049] The ink screen 50 is set on the third mounting groove 23 and is rotatably connected to the bottom supporting structure 20, allowing the user to adjust the display angle as needed, while providing a low-power, high-contrast reading experience, which is suitable for viewing information for a long time, and can also meet the user's personalized setting needs, and can also play a supporting role as a bracket when necessary.

[0050] The NFC module 40 is arranged on the second mounting groove 22. The two ends of the NFC module 40 are electrically connected to the NFC antenna 30 and the ink screen 50 respectively. As the core of information transmission and power supply, the NFC module 40 interacts with the mobile phone through the NFC antenna 30 and obtains power, thereby realizing intelligent interconnection and wireless power supply functions with the mobile phone, enhancing the practicality and technological sense of the product.

[0051] The rotating frame 60 is also included. The rotating frame 60 is provided with a mounting slot. The ink screen 50 is fixedly mounted on the mounting slot. The setting of the rotating frame 60 provides a stable and reliable mounting platform for the ink screen 50, which not only ensures the accurate positioning and fixed mounting of the ink screen 50 during the installation process, but also facilitates subsequent maintenance and replacement. Furthermore, one end of the rotating frame 60 is rotatably connected to the bottom bearing structure 20 through an elastic clamping pin 61, which ensures the stability of the connection while ensuring rotation.

[0052] Among them, the rotation angle formed between the rotating frame 60 and the bottom supporting structure 20 is no more than 45°, which ensures the stability of the NFC display device during use and prevents accidental falling off or damage due to excessive angles. At the same time, it also fully considers the needs of users in different usage scenarios, so that the ink screen 50 can be flexibly adjusted within a reasonable angle range, providing users with a more convenient and comfortable visual experience, and can act as a bracket when necessary.

[0053] The second installation groove 22, as the key bearing area of ​​the NFC module 40, is further provided with an arc-shaped notch 221 at the groove edge connection. From the perspective of installation stability, the existence of the arc-shaped notch 221 can effectively disperse the stress concentration phenomenon generated by the NFC module 40 during the installation process, avoid deformation or damage caused by excessive local force, thereby ensuring that the NFC module 40 can be installed stably and reliably, reducing the signal attenuation problem caused by looseness or excessive gap, providing a safer and more reliable operating environment for the NFC module 40, reducing the impact of external stress, and improving assembly efficiency.

[0054] The bottom supporting structure 20 is also provided with a camera avoidance groove 24, which effectively avoids the problem of blocking the camera field of view of the mobile phone, ensuring the normal functioning of the mobile phone's photography function and the clear presentation of image quality. The first installation groove 21 is arranged beside the camera avoidance groove 24. This layout not only realizes the reasonable division and efficient utilization of functional areas, but also effectively avoids potential problems such as electromagnetic interference by optimizing the relative position relationship between the NFC module 40 and the camera, thereby ensuring the stability and reliability of the NFC function.

[0055] A sensor control module is installed in the mobile phone, and the sensor control module is sensor-connected to the NFC antenna 30. The close cooperation between the sensor control module and the NFC antenna 30 enhances the overall intelligence level of the NFC display device. The NFC antenna 30 can accurately identify and respond to the NFC signal of the mobile phone, realize rapid data exchange and seamless interconnection with the device, and provide inductive power for the NFC display device to achieve normal operation. No built-in battery is required, the structure is optimized, and the structure is made more compact.

[0056] In Example 1, please refer to Figure 3 and Figure 4 The first mounting groove 21 and the second mounting groove 22 are arranged on the side of the bottom bearing structure 20 close to the mobile phone. The third mounting groove 23 is a mounting through groove, which runs through the bottom bearing structure 20, and provides a flexible installation and rotation space for the ink screen 50, so that the user can adjust the angle according to the usage scenario. A sealing plate 70 is also provided on the side of the bottom bearing structure 20 close to the mobile phone. The NFC antenna 30 and the NFC module 40 are integrated and fixed on the sealing plate 70, realizing a high degree of integration of the components and improving the compactness and stability of the overall structure. The sealing plate 70 is fixedly connected to the bottom bearing structure 20 to ensure the integration of the structure and ensure the firmness and durability of the structure. The ink screen 50 is rotatably installed on the third mounting groove 23, realizing the diversified functions of the screen and meeting the diverse usage needs of users.

[0057] The bottom bearing structure 20 is provided with an arc groove 82 on one side away from the mobile phone, and the arc groove 82 is connected to the third mounting groove 23. The design of the arc groove 82 facilitates the user to easily adjust or rotate the ink screen 50 installed in the third mounting groove 23 to take it out. This design fully considers the natural curvature and strength of the user's hand movements, so that hand fatigue can be reduced during operation, the comfort and efficiency of operation are improved, and the humanized design concept of the product is further reflected.

[0058] In Example 2, please refer to Figure 5 and Figure 6 The first mounting groove 21 and the second mounting groove 22 are arranged on the side of the bottom bearing structure 20 away from the mobile phone, which optimizes the layout structure inside the mobile phone case and facilitates the installation and maintenance of other components. The bottom bearing structure 20 is also provided with a fixing plate 80, which is installed on the side of the bottom bearing structure 20 away from the mobile phone. While playing the role of encapsulating the internal components, it further enhances the overall stability of the mobile phone case and facilitates later maintenance. The fixing plate 80 is provided with an avoidance groove 81 corresponding to the ink screen 50, and the ink screen 50 is rotatably installed on the third mounting groove 23. The setting of the avoidance groove 81 ensures that the ink screen 50 can be smoothly rotated for display, realizes the multi-angle adjustment function, and provides users with a more flexible and convenient use experience.

[0059] The fixing plate 80 is also provided with an arc-shaped groove 82 , which is connected to the avoidance groove 81 , and is ergonomic, so that the user can adjust or rotate the ink screen 50 installed in the third installation groove 23 to take it out.

[0060] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An NFC display device, characterized in that: include: A frame (10) for fixing the mobile phone; A bottom bearing structure (20) is mounted on the frame frame (10) and is used to provide support for the mobile phone. A first mounting groove (21), a second mounting groove (22) and a third mounting groove (23) are sequentially provided on the bottom bearing structure (20). The first mounting groove (21), the second mounting groove (22) and the third mounting groove (23) are sequentially connected. An NFC antenna (30), arranged on the first mounting slot (21) and connected to the mobile phone by a sensor; An ink screen (50) is arranged on the third mounting groove (23) and is rotatably connected to the bottom bearing structure (20); An NFC module (40) is arranged on the second mounting groove (22), and two ends of the NFC module (40) are electrically connected to the NFC antenna (30) and the ink screen (50) respectively. The NFC module (40) exchanges information with the mobile phone and obtains electrical energy through the NFC antenna (30).

2. The NFC display device according to claim 1, characterized in that: The first mounting groove (21) and the second mounting groove (22) are arranged on a side of the bottom bearing structure (20) close to the mobile phone, the third mounting groove (23) is a mounting through groove, which passes through the bottom bearing structure (20), and a sealing plate (70) is also arranged on a side of the bottom bearing structure (20) close to the mobile phone, the NFC antenna (30) and the NFC module (40) are integrated and fixed on the sealing plate (70), the sealing plate (70) is fixedly connected to the bottom bearing structure (20), and the ink screen (50) is rotatably mounted on the third mounting groove (23).

3. The NFC display device according to claim 1, characterized in that: The first mounting groove (21) and the second mounting groove (22) are arranged on a side of the bottom bearing structure (20) away from the mobile phone. A fixing plate (80) is also provided on the bottom bearing structure (20). The fixing plate (80) is installed on a side of the bottom bearing structure (20) away from the mobile phone. An avoidance groove (81) corresponding to the ink screen (50) is provided on the fixing plate (80). The ink screen (50) is rotatably mounted on the third mounting groove (23).

4. The NFC display device according to claim 2 or 3, characterized in that: It also includes a rotating frame (60), the rotating frame (60) is provided with a mounting slot, the ink screen (50) is fixedly mounted on the mounting slot, and one end of the rotating frame (60) is rotatably connected to the bottom bearing structure (20) via an elastic pin (61).

5. The NFC display device according to claim 4, characterized in that: The rotation angle formed between the rotating frame (60) and the bottom supporting structure (20) is no greater than 45°.

6. The NFC display device according to claim 2, characterized in that: An arc-shaped groove (82) is also provided on a side of the bottom bearing structure (20) away from the mobile phone, and the arc-shaped groove (82) is connected to the third mounting groove (23).

7. The NFC display device according to claim 3, characterized in that: The fixing plate (80) is also provided with an arc-shaped groove (82), and the arc-shaped groove (82) is communicated with the avoidance groove (81).

8. The NFC display device according to claim 1, 2 or 3, characterized in that: An arc-shaped notch (221) is also provided at the groove edge connection of the second installation groove (22).

9. The NFC display device according to claim 1, characterized in that: The bottom bearing structure (20) is also provided with a camera avoidance groove (24), and the first installation groove (21) is arranged beside the camera avoidance groove (24).

10. The NFC display device according to claim 1, characterized in that: A sensor control module is installed in the mobile phone, and the sensor control module is sensor-connected to the NFC antenna (30).

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