Mobile phone shell with built-in LED display screen

Abstract

The utility model discloses a mobile phone shell with a built-in LED display screen. The mobile phone shell comprises a mobile phone shell body. An LED display screen is arranged in the mobile phone shell; the LED display screen comprises a circuit board, LED lamp beads and a control module; the circuit board is cut into an overall size corresponding to a display area required by the mobile phone shell, the LED lamp bead and the control module are electrically connected and then welded on the circuit board brushed with solder paste to form the LED display screen, the LED display screen is packaged in the mobile phone shell, one side of the LED lamp bead is a display surface of the LED display screen, and the display surface is sealed by transparent glue. The mobile phone shell provided by the utility model is provided with the LED display screen with high-density LED pixel points, the mobile phone shell is sleeved on the back surface of the mobile phone to provide decoration and mobile phone protection functions, and meanwhile, rich and colorful contents can be randomly displayed according to the requirements of users. The LED display screen is sealed in the mobile phone shell, and the LED display surface is sealed by transparent glue, so that the display screen cannot be exposed outside, falling damage and scratches can be effectively prevented, and the LED display screen is safer and more durable compared with a display screen arranged outside.

Description

Technical Field

[0001] The utility model relates to a mobile phone accessory, in particular to a mobile phone shell with a built-in LED display screen. Background Art

[0002] With the development of science and technology, the existing mobile phone cases have become diversified in response to the increase in mobile phone brands and functions, and are no longer just a shell for protecting and beautifying mobile phones. The screens that can be displayed on the back of existing mobile phone cases are basically embedded with LED marquee strips, which can only change and display a single color; they cannot display richer content. There are also mobile phone cases with built-in LCD screens on the back of the case, but because the display screen is exposed to the outside and is not adequately protected, it is easy to break or crack. Summary of the invention

[0003] In view of the above existing technical problems, the utility model provides a mobile phone case with a built-in LED display screen, which can display clear picture quality per unit area of ​​the mobile phone case. The display screen is packaged and built into the mobile phone case, which is safe and durable.

[0004] In order to solve the above technical problems, the utility model adopts the following technical solutions: a mobile phone case with a built-in LED display screen, comprising a mobile phone case; an LED display screen is arranged in the mobile phone case; the LED display screen comprises a circuit board, LED lamp beads and a control module; the circuit board is cut out to an overall size corresponding to the display area required by the mobile phone case, the LED lamp beads and the control module are electrically connected and welded to a circuit board brushed with solder paste to form an LED display screen, the LED display screen is encapsulated in the mobile phone case, one side of the LED lamp beads is a display surface of the LED display screen, and the display surface is sealed by transparent glue.

[0005] Furthermore, the LED display screen is provided with a connector, the connection terminal of the connector is welded on the circuit board, and the interface end of the connector extends out of the mobile phone shell.

[0006] Furthermore, the utility model provides that the connector is adapted to the mobile phone interface, and the connector is connected to the mobile phone interface to supply power to the LED display screen.

[0007] Furthermore, the utility model provides that the connector is connected to an external power source to supply power to the LED display screen.

[0008] Furthermore, the control module of the utility model includes a driver IC, an MCU, a WIFI module and a Bluetooth module.

[0009] Furthermore, the mobile phone shell of the utility model is made of silicone material, and the display surface of the LED display screen is sealed by transparent silicone glue.

[0010] The beneficial effect of adopting the above technical solution is that the mobile phone case of the utility model has an LED display screen with high-density LED pixels, which is put on the back of the mobile phone to provide decoration and protection functions for the mobile phone, and can display colorful content at will according to the needs of the user. The LED display screen is sealed in the mobile phone case, and the LED display surface is sealed with transparent glue. The display screen will not be exposed to the outside, which can effectively prevent scratches from falling, and is safer and more durable than the display screen set on the outside. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the structure of the utility model;

[0012] Figure 2 This is a schematic diagram of the LED display screen packaging of the utility model;

[0013] Figure 3 This is a schematic diagram of the LED display screen of the utility model;

[0014] Figure 4 This is a schematic diagram of the utility model connected to a mobile phone for power supply;

[0015] Figure 5 This is a schematic diagram of an external power supply of the utility model;

[0016] In the figure: 1. LED display screen, 2. mobile phone case, 3. connector, 4. mobile phone, 5. external power supply, 101. circuit board, 102. LED lamp beads, 103. control module. DETAILED DESCRIPTION

[0017] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0018] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0019] An embodiment of the present utility model: Figure 1 , Figure 2 and Figure 3As shown, a mobile phone case with a built-in LED display screen includes a mobile phone case 2; the mobile phone case 2 is provided with an LED display screen 1; the LED display screen 1 includes a circuit board 101, LED lamp beads 102 and a control module 103; the circuit board 101 is cut out to correspond to the overall size of the display area required by the mobile phone case 2, the LED lamp beads 102 and the control module 103 are electrically connected and then welded on the circuit board 101 that has been brushed with solder paste to form the LED display screen 1, the LED display screen 1 is encapsulated in the mobile phone case 2, one side of the LED lamp beads 102 is the display surface of the LED display screen 1, and the display surface is sealed with transparent glue. The mobile phone case of the utility model has an LED display screen 1 with high-density LED pixels, such as Figure 4 As shown, the back of the mobile phone 4 is covered with a cover to provide decoration and protection for the mobile phone, and can display colorful content at will according to the needs of the user. The LED display screen is sealed in the mobile phone case, and the LED display surface is sealed with transparent glue. The display screen will not be exposed to the outside, which can effectively prevent scratches from falling. Compared with the display screen set on the outside, it is safer and more durable.

[0020] In other specific embodiments of the present invention, the rest is the same as the above embodiments, except that: Figure 1 and Figure 3 As shown, the LED display screen 1 is provided with a connector 3, the connection end of the connector 3 is welded on the circuit board 101, and the interface end of the connector 3 extends out of the mobile phone shell 2. The connector 3 can be connected to a power source to power the LED display screen 1. Figure 5 As shown, the connector 3 can be connected to the external power supply 5 to supply power to the LED display screen 1, so that the display screen enters the working state.

[0021] In other specific embodiments of the present invention, the rest is the same as the above embodiments, except that: Figure 4 As shown, the connector 3 is adapted to the mobile phone interface, and the connector 3 is connected to the mobile phone interface to power the LED display screen 1. The mobile phone power supply is used to provide power to the LED display screen, so that the display screen enters the working state.

[0022] In other specific embodiments of the present invention, the rest is the same as the above embodiments, except that: Figure 3 As shown, the control module 103 includes a driver IC, an MCU, a WIFI module and a Bluetooth module. Figure 5 As shown, the mobile phone controls the display screen via WIFI or Bluetooth.

[0023] In other specific embodiments of the present invention, the rest is the same as the above embodiments, except that: Figure 1As shown, the mobile phone case 2 is made of silicone material, and the display surface of the LED display screen 1 is sealed by transparent silicone glue. The material is soft and can well protect the mobile phone from damage caused by collision and falling. The material has good wear resistance. The silicone mobile phone case is wear-resistant and can resist daily scratches and wear and tear to maintain the appearance of the mobile phone.

[0024] Based on the above embodiments, the manufacturing process and use of the utility model are as follows:

[0025] 1. The circuit board 101 can be made of a flexible FPC, an ultra-thin PCB or a transparent circuit board, and the overall size of the display area required by the mobile phone can be cut out by die cutting or laser cutting. The thickness of the circuit board 101 is 0.2 mm to 2 mm.

[0026] 2. Place the cut circuit board 101 on the carrier to ensure that the circuit board is flat. Use the solder paste printing equipment commonly used in SMT to apply solder paste on the circuit board 101.

[0027] 3. Use SMT patches to solder SMD LED lamp beads, driver IC, MCU, WIFI module, Bluetooth module and other components on the circuit board that has been brushed with solder paste to make an LED display. Of course, you can also use RGB three-color bare wafer LED lamp beads and make an LED display through RGB solid crystal.

[0028] 4. Weld a connector corresponding to the mobile phone interface for connecting to the mobile phone. The mobile phone power supply can provide power to the LED display and control the LED display through the mobile phone app / applet.

[0029] 5. After welding, connect the LED display screen 1 to the corresponding test equipment and power it on, and perform an aging test on the entire screen to check whether all lamp pins are welded in place and whether the circuits are unobstructed. Repair any problematic lamp beads and circuits in a timely manner.

[0030] 6. The prepared silicone material is passed through a mold device at high temperature and then solidified to form a preliminary embryo of a mobile phone case.

[0031] 7. The tested LED display screen 1 is placed in the frame fixture of the corresponding mobile phone case and glued together with the mobile phone case blank to seal the LED display screen in the corresponding mobile phone case. The LED display surface is sealed with transparent silicone glue to ensure the overall transparency and damage resistance after the glue is cured; different colors of glue can be used to seal the mobile phone case when making the blank to hide the circuit board exposed on the back of the LED display screen; after the overall curing is completed, the display screen is sealed in the mobile phone case.

[0032] 8. The cured LED mobile phone case is put on the mobile phone 4, the connector 3 is inserted into the corresponding interface of the mobile phone, and the mobile phone power supply provides power to the LED display screen 1, so that the display screen enters the working state.

[0033] 9. You can control the screen through the LED display APP / applet pre-installed in the mobile phone and play the content you want to present. You can also connect the LED display directly to the power supply and control the display screen through WIFI / Bluetooth.

[0034] Of course, the above embodiments are only for illustrating the technical concept and features of the utility model, and their purpose is to enable people familiar with this technology to understand the content of the utility model and implement it accordingly, 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 main technical solution of the utility model should be included in the protection scope of the utility model.

Claims

1. A mobile phone case with a built-in LED display, comprising a mobile phone case; characterized in that: An LED display screen is arranged inside the mobile phone shell; The LED display screen includes a circuit board, LED lamp beads and a control module; the circuit board is cut out to an overall size corresponding to the display area required by a mobile phone case, the LED lamp beads and the control module are electrically connected and welded on a circuit board that has been brushed with solder paste to form an LED display screen, the LED display screen is packaged in the mobile phone case, one side of the LED lamp beads is a display surface of the LED display screen, and the display surface is sealed with transparent glue.

2. A mobile phone case with a built-in LED display according to claim 1, characterized in that: The LED display screen is provided with a connector, the connection terminal of the connector is welded on the circuit board, and the interface end of the connector extends out of the mobile phone shell.

3. A mobile phone case with a built-in LED display according to claim 2, characterized in that: The connector is adapted to the mobile phone interface, and the connector is connected to the mobile phone interface to supply power to the LED display screen.

4. A mobile phone case with a built-in LED display according to claim 2, characterized in that: The connector is connected to an external power source to supply power to the LED display screen.

5. A mobile phone case with a built-in LED display according to claim 1 or 4, characterized in that: The control module includes a driver IC, an MCU, a WIFI module and a Bluetooth module.

6. A mobile phone case with a built-in LED display according to claim 1 or 2, characterized in that: The mobile phone shell is made of silicone material, and the display surface of the LED display screen is sealed by transparent silicone glue.

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