Mobile terminal protection shell with expansion function

Abstract

The utility model provides a mobile terminal protection shell with an expansion function, which belongs to the technical field of mobile phone shell expansion and comprises a shell, a connecting flat cable, an adapter and an expansion piece. The connecting flat cable is positioned within the housing. The adapter is inserted into one side of the shell and comprises a connecting line and a transmission head connected with the connecting line, the connecting line is in lap joint with the connecting flat cable by means of insertion of the adapter and the shell, and the transmission head is used for being connected with a mobile phone data interface. The expansion piece is detachably fixed on the shell and is electrically connected with the connecting flat cable; and the expansion piece is used for establishing a transmission channel with the mobile phone through the connecting flat cable, the connecting line and the transmission head. The mobile terminal protection shell with the expansion function provided by the utility model realizes the expansion of mobile phone functions, expands the application range and scene of the mobile phone shell, meets the requirements of multiple functions and expandability, and more importantly, avoids the damage of a transmission head, a flat cable and the like, and prolongs the service life of the whole mobile phone shell.

Description

Technical Field

[0001] The utility model belongs to the technical field of mobile phone shell expansion, and more specifically, relates to a mobile terminal protective shell with an expansion function. Background Art

[0002] At present, mobile phone cases are becoming more and more popular as protective devices for mobile phones. After getting a new mobile phone, more people will put a protective case on the mobile phone. With the development of technology and people's demand for portability, many extended functions have appeared on mobile phone cases. These functions can greatly improve portability, increase the application scenarios and scope of mobile phone cases, and meet the needs of different people.

[0003] At present, there are a lot of expansion parts that can be installed on mobile phones on the market. These expansion parts have different functions and can provide many conveniences for the use of mobile phones. Some expansion parts can charge the mobile phone, and some expansion parts can expand the storage capacity of the mobile phone. In order to achieve real-time connection between the expansion parts and the mobile phone, the traditional method is to fix the transmission head on the mobile phone case, and the transmission head realizes communication between the memory card and the mobile phone through the cable. However, in actual application, the mobile phone case needs to be removed frequently, which causes the position between the transmission head and the mobile phone case to shake. In severe cases, the transmission head will fall out of the mobile phone case and the cable will break, resulting in a shorter life of the mobile phone case. Utility Model Content

[0004] The utility model aims to provide a mobile terminal protective shell with expansion function, aiming to solve the problem that the transmission head and the connected flat cable are easily damaged and the life of the mobile phone shell is short.

[0005] To achieve the above purpose, the technical solution adopted by the utility model is: to provide a mobile terminal protective shell with expansion function, including:

[0006] case;

[0007] A connecting cable is positioned in the housing;

[0008] An adapter plugged into one side of the housing, the adapter comprising a connecting wire and a transmission head connected to the connecting wire, the connecting wire is connected to the connecting cable by plugging the adapter into the housing, and the transmission head is used to connect to a mobile phone data interface;

[0009] The expansion piece is detachably fixed on the shell and electrically connected to the connecting cable. The expansion piece is used to establish a transmission channel with the mobile phone through the connecting cable, the connecting wire and the transmission head.

[0010] In a possible implementation, the connecting cable is provided with a first connector, the adapter is provided with a second connector connected to the first connector, and the connecting cable is connected between the second connector and the transmission head.

[0011] In a possible implementation, the connection cable is provided with a contact point connected to the expansion component.

[0012] In a possible implementation, a rear cover plate is installed on the shell, and the connecting cable is arranged between the rear cover plate and the shell.

[0013] In a possible implementation, a buckle plate is detachably mounted on the shell, and the buckle plate is used to position the expansion piece on the shell.

[0014] In a possible implementation, a bolt is connected to the pinch plate, and the bolt passes through the rear cover plate and is connected to the shell to cooperate and fix the rear cover plate.

[0015] In a possible implementation, the expansion piece is plug-fitted into the shell.

[0016] In a possible implementation, the expansion component is a memory card.

[0017] In a possible implementation, the expansion component is a charging coil.

[0018] The beneficial effect of the mobile terminal protective case with expansion function provided by the utility model is that: compared with the prior art, the connection cable in the mobile terminal protective case with expansion function of the utility model is positioned in the shell, and a conversion joint is plugged into one side of the shell. The conversion joint includes a connection cable and a transmission head connected to the connection cable, the connection cable is connected to the connection cable by plugging the conversion joint into the shell, and the transmission head is used to connect to the data interface of the mobile phone.

[0019] In order to establish a transmission channel between the expansion piece and the mobile phone, the expansion piece is electrically connected to the connecting cable, so the expansion piece and the mobile phone communicate through the connecting cable, the connecting cable and the transmission head. In this application, the expansion of the mobile phone function is realized on the basis of the adapter, which broadens the application scope and scenarios of the mobile phone case, meets the needs of multi-function and expandability, and more importantly, avoids damage to the transmission head and the cable, etc., and prolongs the service life of the entire mobile phone case. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 An axonometric diagram of a mobile terminal protective case with an expansion function provided by an embodiment of the utility model;

[0022] Figure 2 An axonometric diagram of a housing and a mobile phone provided in an embodiment of the utility model;

[0023] Figure 3 An axonometric view of the rear cover and the housing provided in an embodiment of the utility model.

[0024] In the figure: 1. Shell; 2. Mobile phone; 3. Adapter; 4. Expansion piece; 5. Buckle plate; 6. Back cover. DETAILED DESCRIPTION

[0025] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0026] Please also read Figures 1 to 3 , the mobile terminal protective case with expansion function provided by the utility model is now described. The mobile terminal protective case with expansion function includes: a shell 1, a connecting cable, an adapter 3 and an expansion piece 4. The connecting cable is positioned in the shell 1. The adapter 3 is plugged into one side of the shell 1, and the adapter 3 includes a connecting cable and a transmission head connected to the connecting cable. The connecting cable is overlapped with the connecting cable by plugging the adapter 3 with the shell 1, and the transmission head is used to connect to the data interface of the mobile phone 2. The expansion piece 4 is detachably fixed on the shell 1 and is electrically connected to the connecting cable. The expansion piece 4 is used to establish a transmission channel with the mobile phone 2 through the connecting cable, the connecting cable and the transmission head.

[0027] The beneficial effect of the mobile terminal protective case with expansion function provided by the utility model is that: compared with the prior art, the connection cable in the mobile terminal protective case with expansion function of the utility model is positioned in the housing 1, and an adapter 3 is plugged into one side of the housing 1. The adapter 3 includes a connection cable and a transmission head connected to the connection cable, the connection cable is connected to the housing 1 by plugging the adapter 3 into the housing 1, and the transmission head is used to connect to the data interface of the mobile phone 2.

[0028] In order to establish a transmission channel between the expansion piece 4 and the mobile phone 2, the expansion piece 4 is electrically connected to the connecting cable, so the expansion piece 4 and the mobile phone 2 communicate with each other through the connecting cable, the connecting cable and the transmission head. In this application, the expansion of the functions of the mobile phone 2 is realized on the basis of the adapter 3, the application scope and scenarios of the mobile phone 2 shell are broadened, and the requirements of multi-function and expandability are met. More importantly, damage to the transmission head and the cable is avoided, and the service life of the entire mobile phone 2 shell is extended.

[0029] In some embodiments of the mobile terminal protective case with expansion function provided in the present application, the connecting cable is provided with a first connector, the adapter 3 is provided with a second connector connected to the first connector, and the connecting cable is connected between the second connector and the transmission head. First, the expansion piece 4 needs to be connected to the mobile phone 2 and transmit data through the connecting cable in the shell 1, and in order to improve the service life of the shell 1, that is, to avoid the problem that the transmission head is easily damaged when the transmission head is fixed on the shell 1, the transmission head is fixed on the adapter 3. In order to achieve the connection with the mobile phone 2 through the adapter 3, one end of the connecting cable needs to be connected to the expansion piece 4 through the first connector, and the connecting cable needs to be connected to the first connector through the second connector. That is, when the adapter 3 is positioned on the shell 1, the first connector and the second connector are in a state of overlap connection, thereby realizing data transmission. When the adapter 3 is taken out of the shell 1, the first connector is separated from the second connector.

[0030] In some embodiments of the mobile terminal protective case with expansion function provided in this application, please refer to Figure 1 The connecting cable is provided with contacts connected to the expansion piece 4. In order to ensure the reliable connection between the connecting cable and the expansion piece 4 and to ensure the stable and effective transmission of data, the connecting cable is fixed with connecting contacts, which realize the reliable contact between the expansion piece 4 and the connecting cable.

[0031] In some embodiments of the mobile terminal protective case with expansion function provided in this application, please refer to Figure 1 , a rear cover plate 6 is installed on the housing 1, and the connecting cable is arranged between the rear cover plate 6 and the housing 1. Usually, the connecting cable cannot be exposed to the outside. If the connecting cable has no protection measures, it is easy to be damaged and easily separated from the housing 1. In order to solve the above problems and for the sake of aesthetics, a rear cover plate 6 is installed on the housing 1, and the connecting cable is positioned between the rear cover plate 6 and the housing 1.

[0032] In some embodiments of the mobile terminal protective case with expansion function provided in this application, please refer to Figure 1 and Figure 3, a gusset plate 5 is detachably mounted on the shell 1, and the gusset plate 5 is used to position the expansion piece 4 on the shell 1. The expansion piece 4 can be a memory card or other expansion equipment. In this application, any device that can charge the mobile phone 2 or transmit data through a connecting cable and a connecting wire can be an expansion piece 4. The expansion piece 4 itself also needs to be able to be stably positioned on the shell 1, and it also needs to be protected. At the same time, it is necessary to ensure that the expansion piece 4 maintains good contact with the shell 1 and the connecting cable. Therefore, it is necessary to position the expansion piece 4 on the shell 1 through the gusset plate 5 to ensure the stability of the expansion piece 4 relative to the shell 1.

[0033] In some embodiments of the mobile terminal protective case with expansion function provided in this application, please refer to Figure 1 and Figure 3 , a bolt is connected to the gusset plate 5, and the bolt passes through the rear cover plate 6 and is connected to the housing 1 to cooperate and fix the rear cover plate 6. In order to improve the level of integration, two bolts can be connected to the gusset plate 5, and the two bolts pass through the rear cover plate 6 and are connected to the housing 1, so as to fix the gusset plate 5. The rear cover plate 6 is directly installed and positioned on the housing 1, and the installation methods include magnetic attraction, bonding, bolt fixing, buckle positioning and hot melt.

[0034] In some embodiments of the mobile terminal protective case with expansion function provided in this application, please refer to Figure 1 , the expansion piece 4 is plugged into the housing 1. The ultimate purpose of the plugging and matching is to ensure the reliability and stability of the connection between the expansion piece 4 and the connection contact, so that the connection between the expansion piece 4 and the connection contact will not fail due to external impact or other reasons.

[0035] In some embodiments of the mobile terminal protective case with expansion function provided in this application, please refer to Figure 1 , the expansion piece 4 is a memory card. Currently, there are mobile phone 2 cases that can be inserted with memory cards on the market. The purpose of the appearance of the mobile phone 2 case is to increase the storage capacity of the mobile phone 2, and use the memory card as a storage medium for information and data in the mobile phone 2. In one embodiment of the present application, the expansion piece 4 is a memory card, and the memory card can be used as an additional storage medium for the mobile phone 2, thereby expanding the storage space of the mobile phone 2 and meeting the customer's requirements for large-capacity storage.

[0036] In some embodiments of the mobile terminal protective case with expansion function provided in the present application, the expansion piece 4 is a charging coil. Through the charging coil, the electric energy is connected through the cable, the first connector, the second connector, the connecting wire and the transmission head to realize the charging of the mobile phone 2. Because wireless charging is realized, the use scope and scene of the mobile phone 2 case are broadened, and life is convenient. The first connector and the second connector can be gold fingers, TYPE-C ports, USB ports and contacts.

[0037] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A mobile terminal protective case with expansion function, characterized in that: include: case; A connecting cable is positioned in the housing; An adapter plugged into one side of the housing, the adapter comprising a connecting wire and a transmission head connected to the connecting wire, the connecting wire is connected to the connecting cable by plugging the adapter into the housing, and the transmission head is used to connect to a mobile phone data interface; The expansion piece is detachably fixed on the shell and electrically connected to the connecting cable. The expansion piece is used to establish a transmission channel with the mobile phone through the connecting cable, the connecting cable and the transmission head.

2. The mobile terminal protective case with expansion function as claimed in claim 1, characterized in that: The connecting cable is provided with a first connecting head, the adapter is provided with a second connecting head connected with the first connecting head, and the connecting cable is connected between the second connecting head and the transmission head.

3. The mobile terminal protective case with expansion function as claimed in claim 1, characterized in that: The connecting cable is provided with contacts connected with the expansion piece.

4. The mobile terminal protective case with expansion function according to claim 1, characterized in that: A rear cover plate is installed on the shell, and the connecting cable is arranged between the rear cover plate and the shell.

5. The mobile terminal protective case with expansion function as claimed in claim 4, characterized in that: A buckle plate is detachably mounted on the shell, and the buckle plate is used to position the expansion piece on the shell.

6. The mobile terminal protective case with expansion function as claimed in claim 5, characterized in that: The buckle plate is connected with bolts, and the bolts penetrate the rear cover plate and are connected with the shell to cooperate and fix the rear cover plate.

7. The mobile terminal protective case with expansion function according to claim 1, characterized in that: The expansion piece is plug-fitted with the shell.

8. The mobile terminal protective case with expansion function as claimed in claim 1, characterized in that: The expansion piece is a memory card.

9. The mobile terminal protective case with expansion function according to claim 1, characterized in that: The expansion piece is a charging coil.

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