CN211061936U - Dull and stereotyped protective housing with remove function of charging - Google Patents

Abstract

The utility model relates to a protective housing field indicates a dull and stereotyped protective housing with remove function of charging especially. Including casing and support frame, the support frame includes folded sheet and portable power source, the folded sheet upper end is articulated with the portable power source upside, the folded sheet supports the casing back with the support frame that portable power source formed the V font, the casing back is equipped with the first intelligent contact of being connected with the expansion module electricity, the articulated department position of support frame is equipped with the second intelligence contact of being connected with the portable power source electricity, first intelligence contact is inhaled the formula electricity with second intelligence contact magnetism and is connected. The tablet personal computer protection shell with the mobile charging function has more expansion functions, not only can protect the tablet personal computer, but also can increase the functions of the tablet personal computer; in addition, still including the support frame that has the portable power source function, not only play the supporting role, can also realize removing to the flat board and charge, bring better use experience for the user.

Description

A tablet protective case with mobile charging function

technical field

The utility model relates to the field of protective shells, in particular to a flat protective shell with a mobile charging function.

Background technique

Tablet PCs have entered more and more people's lives, bringing people a lot of convenience in life. For example, people can use mobile terminals to listen to music, watch videos, or do simple office work anytime, anywhere. In order to prevent the tablet computer from being accidentally dropped or collided or rubbed with other objects when being carried or used, many people will add a protective cover to the tablet computer to achieve the protective effect.

However, the existing tablet computer has only one interface to complete data transmission and charging, and cannot charge and receive audio data or other data transmission at the same time, and the existing tablet computer interface is limited, but directly uses data cable connection and conversion. It is convenient and prone to entanglement, which not only affects the appearance, but is also inconvenient to store and carry, and brings a bad experience to users.

SUMMARY OF THE INVENTION

In order to solve the above problems, the present invention provides a tablet protective case with a mobile charging function, which is not only beautiful and convenient to carry, but also has various functions and brings a better use experience to the user.

In order to achieve the above purpose, the technical solution adopted by the present invention is: a tablet protective case with a mobile charging function, comprising a housing and a support frame, the housing includes a groove for accommodating a tablet computer, and the lower end of the housing also There is an accommodating cavity, the groove is provided with a tablet connection port corresponding to the interface of the tablet computer, the accommodating cavity is provided with an expansion module and a magnet for adsorption and fixation with the keyboard, and the support frame includes a folding A board and a mobile power supply, the upper end of the folding board is hinged with the upper side of the mobile power supply, the folding board and the mobile power supply form a V-shaped support frame to support the back of the housing, and the back of the housing is provided with a first electrical connection with the expansion module. The smart contact is provided with a second smart contact electrically connected to the mobile power supply at the hinged position of the support frame, and the first smart contact is electrically connected to the second smart contact by magnetic attraction.

Further, the folding board is hinged with the mobile power supply through a rotating shaft, and the mobile power supply is also provided with a limit plate that limits the rotation range of the folding board, so that the rotatable angle thereof is 0-60°

Further, the expansion module includes a first MCU chip, a second MCU chip, an IPAD interface, a charging interface, an HDMI interface, a USB interface and a keyboard interface, the charging interface, the first smart contact and the input end of the first MCU chip. Electrical connection, the HDMI interface is electrically connected to the output end of the first MCU chip, the tablet connection port is electrically connected to the IPAD interface, the IPAD interface is electrically connected to the first MCU chip for bidirectional transmission, and the first MCU chip is electrically connected through the USB The interface is electrically connected with the second MCU chip for bidirectional transmission, and the keyboard interface is electrically connected with the second MCU chip for bidirectional transmission.

The model of the first MCU chip is EP9631G, and the model of the second MCU chip is GL3510.

Wherein, the tablet connection port is a Lightning interface, a Type-C interface or a smart contact interface, and the keyboard interface is a pogo pin interface.

Wherein, the charging interface, the HDMI interface and the USB interface are arranged on the side of the casing, and the positions of the magnet and the keyboard interface are arranged on the bottom side of the casing.

The beneficial effect of the utility model is that: the tablet protective case with the mobile charging function of the present utility model has more expansion functions, which can not only protect the tablet computer, but also increase the functions of the tablet computer, such as data transmission, function conversion and charging; In addition, it also includes a support frame with a mobile power supply function, which not only plays a supporting role, but also can realize mobile charging of the tablet, which is not only beautiful and convenient to carry, but also has various functions, which brings a better user experience to the user.

Description of drawings

FIG. 1 is a three-dimensional structural diagram of the present invention.

Figure 2 is a side view of the support frame of the present invention.

Figure 3 is a schematic diagram of the front structure of the present invention.

Fig. 4 is the circuit block diagram of the expansion module of the present invention.

Description of reference numerals: 1. Shell; 11. Groove; 12. Receiving cavity; 13. Flat panel connection port; 14. First smart contact; 2. Supporting frame; 21. Folding board; 221. Second smart contact; 23. Limit board; 3. Expansion module; 31. First MCU chip; 32. Second MCU chip; 33. IPAD interface; 34. Charging interface; 35. HDMI interface; 36. USB interface; 37. Keyboard interface; 4. Magnet.

Detailed ways

The present utility model will be further described in detail below through specific embodiments in conjunction with the accompanying drawings. The present application can be implemented in many different forms, and is not limited to the implementation described in this embodiment. The following specific embodiments are provided for the purpose of facilitating a clearer and more thorough understanding of the disclosure of the present application, wherein words indicating orientation, such as up, down, left and right, are only for the positions of the illustrated structures in the corresponding drawings.

1-4, the present invention relates to a tablet protective case with a mobile charging function, comprising a housing 1 and a support frame 2, the housing 1 includes a groove 11 for accommodating a tablet computer, and the housing The lower end of the body 1 is also provided with an accommodating cavity 12, the groove 11 is provided with a tablet connection port 13 corresponding to the interface of the tablet computer, and the accommodating cavity 12 is provided with an expansion module 3 and is used for adsorption and fixing with the keyboard. The magnet 4, the support frame 2 includes a folding board 21 and a mobile power supply 22, the upper end of the folding board 21 is hinged with the upper side of the mobile power supply 22, and the folding board 21 and the mobile power supply 22 form a V-shaped support frame 2 to support the shell The back of the body 1, the back of the housing 1 is provided with a first smart contact 14 electrically connected to the expansion module 3, and the position of the mobile power supply 22 at the hinge of the support frame 2 is provided with a second smart contact 14 electrically connected to the mobile power supply 22 Contact 221, the first smart contact 14 and the second smart contact 221 are magnetically connected electrically, so that the mobile power supply 22 can be charged to the tablet computer through the magnetic smart contact.

In this embodiment, the folding board 21 and the mobile power supply 22 are hinged through a rotating shaft, and the mobile power supply 22 is also provided with a limit plate 23 that limits the rotation range of the folding board 21, so that the rotatable angle between the folding board 21 and the mobile power supply 22 It is 0-60°, and the inclination angle of the tablet computer is adjusted by the angle of the support frame 2, which is more convenient for the user to directly view the screen of the tablet computer. In addition, the mobile power supply 22 is also provided with a power supply interface for charging the mobile power supply 22 and a charging socket for supplying power to other electronic devices. Therefore, the entire support frame 2 can be used as a mobile power supply alone for charging electronic devices such as mobile phones. , this part of the function is the same as that of the existing mobile power supply on the market, and will not be repeated here.

In this embodiment, please refer to FIG. 4 , the expansion module 3 includes a first MCU chip 31 , a second MCU chip 32 , an IPAD interface 33 , a charging interface 34 , an HDMI interface 35 , a USB interface 36 and a keyboard interface 37 . The charging interface 34 and the first smart contact 14 are electrically connected to the input end of the first MCU chip 31 , the HDMI interface 35 is electrically connected to the output end of the first MCU chip 31 , and the tablet connection port 13 is electrically connected to the IPAD interface 33 The IPAD interface 33 is electrically connected with the first MCU chip 31 for bidirectional transmission, the first MCU chip 31 is electrically connected with the second MCU chip 32 through the USB interface 36 for bidirectional transmission, and the keyboard interface 37 is electrically connected with the second MCU chip 32 Bidirectional transmission electrical connection. The model of the first MCU chip 31 is EP9631G, and the model of the second MCU chip 32 is GL3510.

In order to better match different types of tablet computers, the tablet connection port 13 can use Lightning interface, Type-C interface or smart contact interface. The location and type of the tablet connection port are designed according to the corresponding type of tablet computer, such as the touch panel of the Apple tablet. The point-type intelligent interface makes its application more extensive. The keyboard interface in this embodiment is a pogo pin interface, and may also be other interfaces matching the keyboard, which is not limited here. In addition, the casing 1 in this embodiment is a plastic protective casing, and the sides of the casing 1 are further provided with through holes and camera holes corresponding to the buttons of the tablet computer. The volume buttons and control buttons on the side of the tablet can be exposed, which is convenient for users to control.

The tablet protective case in this embodiment can not only protect the tablet computer, but also increase the functions of the tablet computer, such as data transmission, function conversion and charging, etc. When in use, the user can install the tablet computer in the groove 11 of the protective case to make The tablet computer is electrically connected to the tablet connection port 13, so that the user can use each interface of the expansion module 3; and the protective shell is also electrically connected with the corresponding external keyboard through magnetic attraction, which is convenient to use, and also makes the tablet and the external keyboard become A portable mini-laptop, especially suitable for mobile office.

It needs to be further explained. Unless otherwise clearly specified and limited, terms such as "connection", "fixing" and "arrangement" should be understood in a broad sense. For those of ordinary skill in the art, they can understand the specificity of the above terms in the present invention according to specific circumstances. meaning.

The above embodiments are only to describe the preferred embodiments of the present invention, and do not limit the scope of the present invention. On the premise of not departing from the design spirit of the present invention, ordinary engineers and technicians in the art make the technical solutions of the present invention. Various deformations and improvements should fall within the protection scope determined by the claims of the present utility model.

Claims (6)

1. The utility model provides a dull and stereotyped protective housing with remove function of charging which characterized in that: including casing and support frame, the casing includes the recess of holding panel computer to the casing lower extreme still is equipped with the holding chamber, be equipped with in the recess with the corresponding dull and stereotyped connection port of panel computer interface, the holding intracavity is equipped with the extension module and is used for adsorbing fixed magnet with the keyboard, the support frame includes folded sheet and portable power source, the folded sheet upper end is articulated with the portable power source upside, the folded sheet supports the casing back with the support frame that portable power source formed the V font, the casing back is equipped with the first intelligent contact of being connected with the extension module electricity, the articulated department position of support frame is equipped with the second intelligence contact of being connected with the portable power source electricity, first intelligence contact is inhaled the formula electricity with second intelligence contact magnetism and is connected.

2. A tablet protective case with mobile charging function according to claim 1, wherein: the folding plate is hinged with the mobile power supply through a rotating shaft, and the mobile power supply is further provided with a limiting plate for limiting the rotating range of the folding plate, so that the rotating angle of the folding plate is 0-60 degrees.

3. A tablet protective case with mobile charging function according to claim 1, wherein: the expansion module comprises a first MCU chip, a second MCU chip, an IPAD interface, a charging interface, an HDMI interface, a USB interface and a keyboard interface, wherein the charging interface, a first intelligent contact and a first MCU chip input end are electrically connected, the HDMI interface is electrically connected with a first MCU chip output end, a panel connecting port is electrically connected with the IPAD interface, the IPAD interface is electrically connected with the first MCU chip bidirectional transmission, the first MCU chip is electrically connected with the second MCU chip bidirectional transmission through the USB interface, and the keyboard interface is electrically connected with the second MCU chip bidirectional transmission.

4. The tablet personal protective case with the mobile charging function of claim 3, wherein the first MCU chip is EP9631G, and the second MCU chip is G L3510.

5. The tablet personal protective shell with the mobile charging function of claim 3, wherein the tablet personal connection port is L lighting interface, Type-C interface or intelligent contact interface, and the keyboard interface is pogo pin interface.

6. A tablet protective case with mobile charging function according to claim 3, wherein: the shell side is located to interface, HDMI interface and the USB interface that charges, the casing bottom side is located to magnet and keyboard interface position.

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