CN207460302U - A kind of mobile phone protective cover of embedded data managing chip - Google Patents

Abstract

The utility model discloses a mobile phone protective cover embedded with a data management chip. , 3.5mm headphone opening and charging interface opening; the bottom of the mobile phone protective case is provided with a bottom installation groove of the protective case, and a PCB board is embedded inside the bottom installation groove of the protective case, and an onboard charging device is installed on the PCB board. interface, onboard data connector, 3.5mm headphone jack, audio signal processing chip and data management chip. It aims to solve the shortcomings of the current mobile phone protective case with single function, inability to charge while using the earphone, weak portability of the earphone jack adapter, easy damage and loss, and unsightly appearance.

Description

A mobile phone protective case with embedded data management chip

technical field

The utility model belongs to mobile phone accessories, in particular to a mobile phone protective case embedded with a data management chip.

Background technique

Since the invention of the mobile phone, it has become one of the most important electronic devices around people. With the rapid development of electronic technology and the Internet, mobile phones are no longer limited to a communication tool. With the improvement of mobile phone intelligence, people's activities on mobile phones are becoming more and more extensive. production tool. In order to provide better protection for mobile phones, mobile phone protective cases were born. The mobile phone protective case wraps the mobile phone, but the mobile phone protective case currently on the market has a single function and only plays a role in protecting the mobile phone.

Since Apple announced that the iPhone 7 will cancel the 3.5mm headphone jack, more and more mobile phones have given up using the 3.5mm headphone jack in order to make the phone waterproof and save the internal space of the phone, and replaced it with the 3.5mm headphone jack provided by the mobile phone manufacturer. Converter to meet the needs of users to listen to music with headphones. But this has brought a lot of inconvenience to the user. The degree of freedom of headphones with a 3.5mm interface is usually relatively large, and the plug can be rotated in the 3.5mm headphone jack. However, earphones using USB Type-C and Lightning interfaces cannot be rotated after being inserted into the data interface. After putting the mobile phone in a pocket or bag, various pulls on the earphone cable increase the probability of damaging the earphone connector and data connector. In addition, after using the 3.5mm headphone jack converter, the data interface is occupied, and it is impossible to charge while using the headphones. And the exposed adapter is easy to cause damage to the data interface of the mobile phone, and the portability and aesthetics of the current adapter are also relatively poor.

Utility model content

The utility model proposes a mobile phone protective cover embedded with a data management chip, which aims to solve the problem that the current mobile phone protective cover has a single function, cannot be charged while using the earphone, and the earphone hole adapter is weak in portability, easy to be damaged, easily lost, and unsightly Shortcomings.

In order to realize the above-mentioned technical characteristics, the purpose of the utility model is achieved in the following way: a mobile phone protective case embedded with a data management chip, which includes a mobile phone protective case, the back of the mobile phone protective case is provided with a rear camera opening, At the bottom of the mobile phone protective case, there are openings for the speaker, a 3.5mm headphone opening, and a charging interface opening; the bottom of the mobile phone protective case is provided with a bottom mounting groove of the protective case, and a PCB is embedded in the bottom installation groove of the protective case. board, and the PCB board is equipped with an onboard charging interface, an onboard data connector, a 3.5mm headphone socket, an audio signal processing chip and a data management chip.

The top of the mobile phone protective case is provided with a top installation groove of the protective case.

The mobile phone protective case is made of liquid silicone material through secondary injection molding process.

The outside of the PCB board is covered with a nickel nickel electromagnetic shielding cover.

The onboard charging interface is a Micro USB interface, a USB Type-C interface or a Lightning interface, and the onboard charging connectors carried on it are respectively a Micro USB connector, a USB Type-C connector or a Lightning connector.

The audio signal processing chip can identify and process the signals of the earphone microphone and the earphone function keys.

The utility model has the following beneficial effects:

1. The utility model integrates the mobile phone charging port to the earphone port and the mobile phone charging port component into the mobile phone protective case, which effectively solves the problem that the current mobile phone protective case has a single function, and the mobile phone without the 3.5mm earphone interface cannot use the earphone while charging. The shortcomings of the hole converter are easy to damage, weak in portability, and unsightly, which provide great convenience for users.

2. By using the bottom of the mobile phone case to provide skeleton reinforcement for the PCB board, the outer surface of the hard shell is also covered with liquid silicone. The two are combined with the secondary injection molding process, which can achieve the effects of shock absorption and reinforcement at the same time, and protect the embedded groove. PCB board.

3. Use nickel-nickel copper electromagnetic shielding protective cover on the PCB to protect the on-board street interface and the normal operation of the chip. At the same time, it can also better avoid accidents when the data connector is assembled and disassembled, the reliability is greatly increased, and the impact resistance and durability of the mobile phone protective case are guaranteed.

4. The speaker part of the mobile phone protective cover is provided with a small hole to ensure the sound quality of the mobile phone speaker, and the camera part is provided with a through hole to ensure the normal operation of the mobile phone camera.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Figure 1 is a schematic diagram of the overall structure of the utility model.

Fig. 2 is the front view of the utility model.

Fig. 3 is a structural schematic diagram of the PCB board of the present invention.

Fig. 4 is a schematic diagram of the installation position and partial enlarged structure of the PCB board of the present invention in the protective case of the mobile phone.

In the figure: mobile phone protective cover 101, rear camera opening 102, speaker opening 103, protective cover bottom mounting slot 104, 3.5mm earphone opening 105, charging interface opening 106, protective cover top mounting slot 107;

Onboard charging interface 201, onboard data connector 202, 3.5mm headphone socket 203, audio signal processing chip 204, data management chip 205, PCB board 206;

Nickel nickel electromagnetic shielding cover 301.

Detailed ways

Embodiments of the present utility model will be further described below in conjunction with the accompanying drawings.

As shown in Figure 1-4, a mobile phone protective case with an embedded data management chip includes a mobile phone protective case 101, a rear camera opening 102, a speaker opening 103, a 3.5mm earphone opening 105, and a charging port opening 106; PCB board 206 is embedded in the groove 104 of the mobile phone protective cover, which includes an onboard charging interface 201, an onboard data connector 202, a 3.5mm headphone jack 203, an audio signal processing chip 204, and a data management chip 205.

In actual use, consider that the top and edge of the mobile phone need to be cushioned against bumps or falling impacts, and the large plane part on the back of the mobile phone needs to be reinforced to avoid bending and electromagnetic shielding and protection of the PCB board 206 . The mobile phone protective case in this example is made of liquid silicone material through a secondary injection molding process, which can ensure that the top 107 of the protective case is soft and can be bent at will, which is convenient for mobile phone installation. On the PCB board, nickel-nickel copper electromagnetic shielding protective cover 301 is used to protect the onboard street interface and the normal operation of the chip. At the same time, it can also better avoid accidents when the data connector is assembled and disassembled, the reliability is greatly increased, and the impact resistance and durability of the mobile phone protective case are guaranteed. The bottom of the mobile phone case provides a skeleton reinforcement for the PCB board 206, and the outer surface of the hard case is also covered with liquid silicone. The two are combined with a secondary injection molding process, which can achieve the effects of shock absorption and reinforcement at the same time, and protect the PCB board embedded in the groove. 206.

When using, the user first inserts the onboard data connector 202 on the mobile phone protective cover into the mobile phone data interface, and then bends the top 107 of the protective cover slightly until the mobile phone can be inserted into the protective cover. If the user does not connect the earphone or the charging device, the data management chip will automatically cut off the onboard data connector 202 and the signal transmission circuit of the audio signal processing chip 204 and the data management chip 205, saving power for the user's mobile phone. If the user connects the earphone device but not the charging device, the data management chip 205 will close the circuit connecting the onboard data connector 202 and the audio signal processing chip 204 to ensure the normal operation of the earphone. If the user connects the charging device but does not connect the earphone device, the data management chip 205 will close the circuit between the onboard data connector 202 and the onboard charging interface 201 to ensure normal charging of the mobile phone. If the user connects the earphone and the charging device at the same time, the data management chip 205 will simultaneously close the connection circuit between the onboard data connector 202 and the audio signal processing chip 204 and the onboard charging interface 201, so that both can work normally at the same time.

The above-described embodiments are used to explain the utility model, rather than to limit the utility model. Within the spirit of the utility model and the protection scope of the claims, any modifications and changes made to the utility model all fall into the scope of the utility model. scope of protection.

Claims (6)

1. a kind of mobile phone protective cover of embedded data managing chip, it is characterised in that：It includes mobile phone protective cover（101）, it is described Mobile phone protective cover（101）Back be provided with rear camera perforate（102）, in mobile phone protective cover（101）Bottom be provided with The perforate of loud speaker position（103）, 3.5mm earphone perforates（105）With charging interface perforate（106）；In mobile phone protective cover（101）'s Bottom is provided with protective case bottom mounting groove（104）, protective case bottom mounting groove（104）Inside, which is inlayed, is equipped with pcb board （206）, the pcb board（206）On onboard charging interface is installed（201）, onboard data connector（202）, 3.5mm earphone sockets （203）, Audio Signal Processing chip（204）And data management chip（205）.

2. a kind of mobile phone protective cover of embedded data managing chip according to claim 1, it is characterised in that：The mobile phone Protective case（101）Top be provided with mounting groove at the top of protective case（107）.

3. a kind of mobile phone protective cover of embedded data managing chip according to claim 1 or 2, it is characterised in that：It is described Mobile phone protective cover（101）It is fabricated using liquid-state silicon gel material by two-shot process.

4. a kind of mobile phone protective cover of embedded data managing chip according to claim 1, it is characterised in that：The PCB Plate（206）Outside covered with foreign white copper be electromagnetically shielded protective cover（301）.

5. a kind of mobile phone protective cover of embedded data managing chip according to claim 1, it is characterised in that：It is described onboard Charging interface（201）For Micro USB interfaces, USB Type-C interfaces or Lightning interfaces, the onboard charging carried Connector is respectively Micro USB joints, USB Type-C connectors or Lightning connectors.

6. a kind of mobile phone protective cover of embedded data managing chip according to claim 1, it is characterised in that：The audio Signal processing chip（204）It can identify and handle the signal of ear microphone and ear-phone function button.