Mobile device protective case

Abstract

A mobile device protective case configured to cover a peripheral of a mobile device with a touchscreen includes a first case, a second case and a button part. The first case is configured to cover a first part of a back of the mobile device. The second case is configured to cover a second part of the back of the mobile device in a first use state, and is configured to be detached from the back of the mobile device and to cover a front of the mobile device in a second use state. The button part is arranged on the second case and is configured to allow a user to touch the touchscreen through the button part in the second use state.

What is claimed is: 
     
         1 . A mobile device protective case configured to cover a peripheral of a mobile device with a touchscreen, comprising:  
       a first case, configured to cover a first part of a back of the mobile device;  
       a second case, configured to cover a second part of the back of the mobile device in a first use state, and to be detached from the back of the mobile device and to cover a front of the mobile device in a second use state; and 
       a button part, arranged on the second case and configured to allow a user to touch the touchscreen through the button part in the second use state.  
     
     
         2 . The mobile device protective case according to  claim 1 , wherein the mobile device protective case comprises an adjustment component configured to allow the second case to be detached from the back of the mobile device and to cover the front of the mobile device. 
     
     
         3 . The mobile device protective case according to  claim 1 , wherein a connecting element is arranged between the first case and the second case and configured to allow the second case to be detachably connected to the first case. 
     
     
         4 . The mobile device protective case according to  claim 3 , wherein the connecting element comprises at least one slot arranged on one of the first case and the second case, and at least one latch arranged on another of the first case and the second case and configured to be engaged with the at least one slot. 
     
     
         5 . The mobile device protective case according to  claim 1 , wherein the button part is arranged on a side of the second case facing the mobile device, the button part comprises a plurality of buttons, the second case defines a plurality of button holes configured to expose the plurality of buttons; at least part of each button is an electric conductor, the electric conductor of each button is configured to move towards the touchscreen when being pressed until the electric conductor contacts the touchscreen to trigger the touchscreen of the mobile device. 
     
     
         6 . The mobile device protective case according to  claim 5 , wherein the button part further comprises a bottom plate arranged on a side of button part facing away from the second case, the bottom plate defines a plurality of holes corresponding to the plurality of buttons respectively, and each hole is configured to allow corresponding one of the plurality of buttons to pass through therethrough to touch the front of the mobile device when the corresponding one of the plurality of buttons is pressed. 
     
     
         7 . The mobile device protective case according to  claim 6 , wherein a first column is arranged on the side of the second case facing the mobile device, the button part defines a through hole configured to allow the first column to pass therethrough, the bottom plate is provided with a second column, one of the first column and the second column is configured to be inserted into another of the first column and the second column. 
     
     
         8 . The mobile device protective case according to  claim 6 , wherein a plurality of positioning blocks are arranged on a side of the button part adjacent to the bottom plate and configured to surround edges of the bottoms of the plurality of buttons, and the plurality of positioning blocks are further configured to pass through the holes. 
     
     
         9 . The mobile device protective case according to  claim 8 , wherein a depth of the holes is greater or equal to a height of the positioning blocks. 
     
     
         10 . The mobile device protective case according to  claim 2 , wherein the adjustment component comprises a first side panel arranged on a side of the first case and configured to be connected to the second case and a second side panel arranged on a side of the second case and configured to be connected to the first case, the first side panel and the second side panel are configured to cover a side of the mobile device. 
     
     
         11 . The mobile device protective case according to  claim 5 , wherein the button part and the plurality of buttons are integrally formed and are all made of flexible materials. 
     
     
         12 . The mobile device protective case according to  claim 1 , wherein in the first use state, the first case and the second case are arranged in a predetermined direction, the predetermined direction is a length direction of the mobile device, and the first case and the second case cover the first part and the second part of the back of the mobile device respectively. 
     
     
         13 . The mobile device protective case according to  claim 12 , wherein in the second use state, the second case covers a predetermined part of the front of the mobile device, and in a direction from the front of the mobile device to the back of the mobile device, projections of the predetermined part overlaps with that of the second part of the back of the mobile device. 
     
     
         14 . The mobile device protective case according to  claim 1 , wherein the first case comprises a first base plate and a first side panel connected to a peripheral of the first base plate; the second case comprises a second base plate and a second side panel connected to a peripheral of the second base plate; each of the first base plate and the second base plate is configured to cover the front of the mobile device or the back of the mobile device, and the first side panel and the second side panel are configured to cover a side of the mobile device. 
     
     
         15 . The mobile device protective case according to  claim 1 , wherein, each of the first side panel and the second side panel is n-shaped when being viewed in a direction from the front of the mobile device to the back of the mobile device and is configured to cover at least three sides of the mobile device. 
     
     
         16 . A mobile device protective case configured to cover a peripheral of a mobile device with a touchscreen, comprising: 
 a case, configured to cover a back of the mobile device in a first use state, wherein at least part of the case is configured to be detached from the back of the mobile device and to cover a front of the mobile device; and   a button part, arranged on at least part of the case and configured to allow a user to touch the touchscreen through the button part in the second use state.   
     
     
         17 . The mobile device protective case according to  claim 16 , wherein the case comprises a first case and a second case, the first case and the second case are detachably connected, the first case and the second case are configured to be connected to cover the back of the mobile device in the first use state; the second case is configured to be detached from the back of the mobile device and to cover the front of the mobile device in the second use state. 
     
     
         18 . The mobile device protective case according to  claim 17 , wherein in the first use state, the first case and the second case are arranged in a predetermined direction, the predetermined direction is a length direction of the mobile device, and the first case and the second case cover a first part and a second part of the back of the mobile device respectively. 
     
     
         19 . The mobile device protective case according to  claim 1 , wherein in the second use state, the second case covers a predetermined part of the front of the mobile device, and in a direction from the front of the mobile device to the back of the mobile device, projections of the predetermined part overlaps with that of the second part of the back of the mobile device. 
     
     
         20 . The mobile device protective case according to  claim 1 , wherein the first case comprises a first base plate and a first side panel connected to a peripheral of the first base plate; the second case comprises a second base plate and a second side panel connected to a peripheral of the second base plate; each of the first base plate and the second base plate is configured to cover the front of the mobile device or the back of the mobile device, and the first side panel and the second side panel are configured to cover a side of the mobile device.