TWM465597U - Mobile device back cover structure - Google Patents

Description

Mobile device back cover structure

The present invention is a mobile device back cover, in particular, a mobile device back cover structure having a functional module.

According to the rapid development of technology, various traditional desktop devices are gradually introduced in the form of mobile devices, such as smart phones and tablets, and are damaged in order to protect the mobile devices from accidents such as falling impacts. The manufacturer has developed a variety of protective back covers that can be placed on the back of the mobile device to provide basic impact protection and scratch protection.

However, although the above protective back cover can provide the impact protection and scratch protection of the mobile device, and is deeply loved by consumers, it can only provide protection effect and has no other functions. Therefore, the creator of the case observes the above shortcomings. It is believed that there is still a need for further improvement of the existing protective back cover, and there is no such creation.

The purpose of this creation is to provide a mobile device back cover structure that can expand various functions as the user desires.

In order to achieve the above objective, the back cover structure of the mobile device provided by the present invention comprises: a back cover body having a first set of connecting portions thereon, and further comprising a battery on the back cover body; The battery is electrically connected to a circuit board, and the circuit board is further electrically connected to a connection terminal. Further, one side of the back cover body is further exposed with a first contact, and the first contact is connected to the circuit board. Connected; and a fixed cover with a first a second set of joints, wherein the second set of joints can be assembled to the first set of joints, the fixed cover plate is assembled and fixed to the back cover body; and a functional module is disposed on the fixed portion A cover is disposed on the function module, and the second contact is connected to the first contact.

The back cover structure of the mobile device provided by the present invention, the user can set the back cover body on a mobile phone and connect the connection terminal to the transmission terminal of the mobile phone, and the mobile device back cover structure and the mobile device The mobile phone is connected, so that the mobile device back cover structure not only protects the mobile phone by the back cover body, but also avoids impact damage and scratches, and the back of the mobile device can be added through the functional module. The function of the cover structure to enhance the utility and economic value of the back cover structure of the mobile device.

Please refer to the first, second and third figures, which are exploded views of the first preferred embodiment of the present invention, an exploded view of the back cover body and a cross-sectional view, which disclose a mobile device back cover structure. 100. The mobile device back cover structure 100 mainly comprises:

A back cover body 10 is formed by a first component 11 and a second component 12, wherein the first component 11 is provided with a first set of terminals 111, and the second component is provided. 12 is provided with a second set of terminals 121, and the second set of terminals 121 can be assembled to the first set of terminals 111 to abut and fix the first and second parts 11 and 12, In addition, a battery 13 is disposed on the first component 11 , and the battery 13 is electrically connected to the first group terminal 111. Further, the second component 12 is provided with a circuit board 14 , and the circuit board 14 is disposed on the second component 12 . The circuit board 14 is electrically connected to the second group of terminals 121, so that the circuit board 14 can be connected to the second group of terminals 111 and further connected to the second group of terminals 121. The second component 12 is further provided with a connection terminal 15 , and the connection terminal 15 is electrically connected to the circuit board 14 . Further, one side of the back cover body 10 is further exposed. The first contact 16 is connected to the circuit board 14 , and the first cover portion 10 is provided with a first assembly portion 17 . In this embodiment, the first group The connecting portion 17 is composed of a plurality of strip-shaped fastening grooves 171, and as shown in the fourth and fifth figures, the fastening groove 171 is disposed obliquely in a high and low direction, so that the fastening groove 171 is two A high-end 172 and a low-end 173 are respectively formed at the end, and the opening 174 is further provided with an opening 174 at the position of the high-end 172. Further, the back cover body 10 is further provided with a switch 18, and the switch 18 is coupled with The circuit board 14 is connected to open and close the circuit board 14.

A fixing plate 20 is provided with a second connecting portion 21, and the second connecting portion 21 is coupled to the first connecting portion 17 to fix the fixed cover 20 to the fixed cover 20 In the embodiment, the second assembly portion 21 is composed of a plurality of fastening blocks 211, which can be slid into and fastened by the opening 174 as shown in the fourth and fifth figures. The lower end 173 of the fastening groove 171 is fixed to the first assembly portion 17 by a combination. The fixed cover plate 20 is further recessed with a receiving groove 22 corresponding to one side of the back cover body 10, and The fixing cover 20 is further provided with an insertion opening 23 communicating with the receiving groove 22, and the inner wall of the receiving groove 22 is parallel with the central axis of the insertion opening 23, and a plurality of elongated ribs 24 are disposed, and the length is equal. The thickness of the ribs 24 is gradually increased from one end adjacent to the insertion opening 23 toward the other end, such that the two ends of the elongated ribs 24 form a thin end 241 and a thick end 242, respectively.

A function module 30 is disposed on the fixed cover 20, and the function module 30 is provided with a second contact 31, and the second contact 31 is connected to the first contact 16. The function module 30 is selected from an IC card and an active near field communication chip (NFC). Reader), passive near field communication chip (NFC Ti ger), magnetic stripe reader (MSR), antenna, keyboard, projector, printer, display, battery, sensor, detector and measuring device In the embodiment, the function module 30 is selected from a smart card, and can be inserted into the pocket 22 by the insertion port 23 .

In order to further understand the characteristics of this creation, the use of technical means and the expected results, we will describe the use of this creation, and believe that we can have a deeper and more specific understanding of this creation, as follows:

Please refer to the sixth embodiment at the same time, which is a schematic diagram of the first preferred embodiment of the present invention. The user only needs to set the function module 30 and the fixed cover 20 to the back cover body 10 first. And the first contact 16 is connected to the second contact 31, and then the back cover body 10 is assembled on a mobile phone 200, and the connection terminal 15 is connected to the transmission terminal 201 of the mobile phone 200. The mobile device back cover structure 100 can be connected to the mobile phone 200, and the mobile phone 200 can control the circuit board 14 to further control the function module 30 by the circuit board 14, thereby enabling The mobile device back cover structure 100 not only protects the mobile phone 200 by the back cover body 10, but also avoids impact damage and scratches, and the mobile device back cover structure 100 can be added through the functional module 30. The function is to enhance the utility and economic value of the mobile device back cover structure 100.

In this embodiment, the function module 30 is selected from a smart card. Therefore, the user only needs to insert the function module 30 into the pocket 22 from the insertion port 23 and let the second The contact 31 is connected to the first contact 16, so that the mobile phone 200 can access the content of the smart card at any time, such as financial transfer, etc., so that the mobile device back cover structure 100 has the ability to read the card.

It is worth mentioning that the function module 30 can be replaced at any time by the user, and because the long ribs 24 are attached to the fixed cover 20, the long ribs 24 are The thickness is gradually increased from the end of the insertion port 23 toward the other end. Therefore, when the user inserts the function module 30 into the cavity 22, the rib 24 can be gradually pressed, that is, The thin end 241 can be used to facilitate the user to insert the functional module 30 into the cavity 22, and the thick end 242 can be pressed against the functional module 30 to ensure that the second contact 31 can be surely touched. The first contact 16 and the fastening slot 171 are disposed in an oblique direction. Therefore, when the user wants to remove the functional module 30, the user can slide the fixed cover as shown in FIG. The plate 20 moves the fastening block 211 from the lower end 173 toward the high end 172, and the gap between the fixed cover 20 and the back cover body 10 can be increased, so that the user can easily use the receiving slot 22 The function module 30 is taken out.

It is worth mentioning that the first component 11 and the second component 12 are oppositely connected to the second group terminal 121 through the first group of terminals 111, and the battery 13 is disposed on The first sub-piece 11 is connected to the first set of terminals 111, thereby allowing the battery 13 to supply power to the circuit board 14.

Please refer to the seventh embodiment at the same time, which is an exploded view of the second preferred embodiment of the present invention. The mobile device back cover structure 100 is different from the foregoing first preferred embodiment in that the functional module is The 30 series is selected from a display and is fixed in the housing 22, so that the mobile phone 200 can have the capability of dual display output.

Hereafter, the characteristics of the present invention and the achievable expected effects are as follows: the back cover structure of the mobile device of the present invention, the user only needs to set the back cover body on a mobile phone, and connect the connecting terminal to the The mobile phone's transmission terminal can be used to mount the mobile device The back cover structure is connected to the mobile phone, so that the mobile device back cover structure not only protects the mobile phone by the back cover body, but also avoids impact damage and scratches, and can pass through the function module. To increase the function of the back cover structure of the mobile device to enhance the practicality and economic value of the back cover structure of the mobile device.

In summary, this creation has its excellent progress and practicality in similar products. At the same time, it has investigated the technical information about such structures at home and abroad. The same structure has not been found in the literature. This creation has already possessed new types of patent requirements, and applied for it according to law.

However, the above-mentioned ones are only one of the preferred embodiments of the present invention, and the equivalent structural changes in the application of the present specification and the scope of the patent application are intended to be included in the scope of the present patent.

100‧‧‧Mobile device back cover structure

10‧‧‧Back cover body

11‧‧‧ first piece

111‧‧‧First set of terminals

12‧‧‧Second piece

121‧‧‧Second group of terminals

13‧‧‧Battery

14‧‧‧ boards

15‧‧‧Connecting terminal

16‧‧‧First contact

17‧‧‧The first set of joints

171‧‧‧Snap slot

172‧‧‧ high end

173‧‧‧Low end

174‧‧‧ openings

18‧‧‧ switch

20‧‧‧Fixed cover

21‧‧‧Second group of joints

211‧‧‧Snap block

22‧‧‧ 容容

23‧‧‧Inlet

24‧‧‧Long ribs

241‧‧‧ thin end

242‧‧‧ thick end

30‧‧‧ functional modules

31‧‧‧second junction

200‧‧‧Mobile phones

201‧‧‧Transmission terminal

The first figure is an exploded view of the first preferred embodiment of the present creation.

The second drawing is an exploded view of the back cover body of the first preferred embodiment of the present invention.

The third drawing is a cross-sectional view of the first preferred embodiment of the present creation.

The fourth drawing is a cross-sectional view of the first set of joints of the first preferred embodiment of the present invention.

The fifth drawing is a schematic view of the operation of the first set of joints of the first preferred embodiment of the present invention.

The sixth drawing is a schematic diagram of the use of the first preferred embodiment of the present creation.

The seventh drawing is an exploded view of the second preferred embodiment of the present creation.

100‧‧‧Mobile device back cover structure

10‧‧‧Back cover body

11‧‧‧ first piece

12‧‧‧Second piece

16‧‧‧First contact

17‧‧‧The first set of joints

171‧‧‧Snap slot

18‧‧‧ switch

20‧‧‧Fixed cover

21‧‧‧Second group of joints

211‧‧‧Snap block

22‧‧‧ 容容

23‧‧‧Inlet

24‧‧‧Long ribs

241‧‧‧ thin end

242‧‧‧ thick end

30‧‧‧ functional modules

31‧‧‧second junction

Claims (10)

A back cover structure of a mobile device includes: a back cover body having a first assembly portion thereon; and a battery is further disposed on the back cover body, and the battery is electrically connected to a circuit board. The circuit board is further electrically connected to a connection terminal, and a side of the back cover body is further exposed with a first contact, and the first contact is connected to the circuit board; The upper set is provided with a second set of joints, and the second set of joints can be assembled to the first set of joints to fix the fixed cover plate to the back cover body; a functional module The utility model is disposed on the fixed cover, and the function module is provided with a second contact, and the second contact is connectable to the first contact. The back cover structure of the mobile device according to claim 1, wherein the back cover system is formed by a first component and a second component, and the first component is provided with a first component. a set of terminals, wherein the second component is provided with a second set of terminals, the second set of terminals can be assembled to the first set of terminals to dock and fix the first component and the first Two parts. The mobile device back cover structure according to claim 2, wherein the battery is disposed on the first component and electrically connected to the first group of terminals, and the circuit board is disposed in the second The component is electrically connected to the second group of terminals, so that the circuit board can be electrically connected to the battery through the connection between the first group of terminals and the second group of terminals. The back cover structure of the mobile device according to claim 1, wherein the back cover body further comprises a switch, and the open relationship is connected to the circuit board. The mobile device back cover structure according to claim 1, wherein the The first set of the connecting portion is composed of a plurality of long strip-shaped fastening slots, and the fastening slot is arranged in a high and low oblique direction, so that the two ends of the fastening slot form a high end and a low end respectively. The fastening slot is formed with an opening laterally at the high-end position, and the second component is formed by a plurality of fastening blocks for slidingly engaging the opening to the lower end of the fastening slot. The mobile device back cover structure according to claim 1, wherein the fixed cover is recessed to a side of the back cover body. The mobile device back cover structure according to the sixth aspect of the invention, wherein the fixed cover plate further has an insertion opening communicating with the receiving slot, so that the functional module can be inserted and assembled by the insertion port. The tank. The mobile device back cover structure according to claim 6, wherein the functional module is fixed in the housing. The back cover structure of the mobile device according to claim 6, wherein the inner wall of the cavity is parallel to the central axis of the insertion opening, and a plurality of elongated ribs are provided, and the thickness of the long ribs is The end of one of the insertion ribs is gradually increased toward the other end, so that the two ends of the long ribs respectively form a thin end and a thick end. The mobile device back cover structure according to claim 1, wherein the functional module is selected from an IC card, an active near field communication chip (NFC Reader), and a passive near field communication chip (NFC). Tiger), magnetic stripe reader (MSR), antenna, keyboard, projector, printer, display, battery, sensor, detector, and measuring instrument.