Wired tablet keyboard

Abstract

The utility model discloses a wired tablet keyboard which comprises a keyboard assembly, a protective shell, a first connecting interface, a second connecting interface and an electric connecting assembly. Wherein the keyboard assembly is detachably connected with the protective shell through the electric connection assembly, and the keyboard assembly is in USB communication connection with the tablet personal computer through the electric connection assembly and the first connection interface; the first connection interface is arranged on one side of the protection shell and connected with the electric connection assembly, and the first connection interface is used for being connected with a connection interface of a tablet; and the second connection interface is arranged on one side of the protection shell and connected with the electric connection assembly, and the second connection interface is used for extending the function of the connection interface of the tablet computer. According to the utility model, the second connecting interface is arranged on the side surface of the protective shell, so that when the first connecting interface of the wired tablet keyboard is connected with the connecting interface of the tablet, the function of the connecting interface of the tablet can be extended through the second connecting interface.

Description

Technical Field

[0001] The utility model relates to the technical field of flat keyboards, and particularly relates to a wired flat keyboard. Background Art

[0002] A tablet computer, also known as a tablet PC, is a small and portable personal computer with a touch screen as the basic input device. The tablet computer has functions of handwriting recognition and wireless network, a screen with touch recognition, and can be handwritten input with an electromagnetic induction pen. In daily use, since the tablet computer does not have a keyboard, the writing and office speed of the touch screen is not as fast and convenient as that of a keyboard. Usually, an external peripheral keyboard is selected to adapt to different usage scenarios.

[0003] However, after the existing external peripheral keyboard is inserted into the connector interface of the tablet, the connector interface of the tablet will be occupied all the time, resulting in the inability to use the connector interface of the tablet.

[0004] Therefore, the existing technology still needs to be improved and developed. Summary of the Utility Model

[0005] In view of the above deficiencies of the existing technology, the purpose of the utility model is to provide a wired flat keyboard to solve the problem that after the existing external peripheral keyboard is inserted into the connector interface of the tablet, the connector interface of the tablet will be occupied all the time, resulting in the inability to use the connector interface of the tablet.

[0006] The technical solution of the utility model is as follows:

[0007] A wired flat keyboard, which comprises: a keyboard assembly, a protective shell, a first connection interface, a second connection interface and an electrical connection component; wherein,

[0008] The keyboard assembly is detachably connected to the protective shell through the electrical connection component;

[0009] The first connection interface is arranged on one side of the protective shell and is connected to the electrical connection component, and the first connection interface is used for connecting to the connection interface of the tablet;

[0010] The second connection interface is arranged on one side of the protective shell and is connected to the electrical connection component, and the second connection interface is used for extending the function of the connection interface of the tablet.

[0011] In a further setting of the utility model, the first connection interface is a TYPE-C connector male head; the second connection interface is a TYPE-C connector female seat.

[0012] A further arrangement of the present utility model, the electrical connection assembly includes: a first flexible circuit board, a second flexible circuit board, a third flexible circuit board, an adapter board, a keyboard control board and a Pogo pin assembly; wherein,

[0013] The adapter board is arranged on the protective shell and is connected to the Pogo pin assembly through the second flexible circuit board;

[0014] The keyboard control board is arranged on the keyboard assembly and is connected to the Pogo pin assembly through the third flexible circuit board;

[0015] The first connection interface is connected to the adapter board through the first flexible circuit board;

[0016] The second connection interface is connected to the adapter board.

[0017] A further arrangement of the present utility model, the keyboard assembly includes a keyboard and a keyboard bracket; wherein,

[0018] The keyboard is arranged on the keyboard bracket;

[0019] The third flexible circuit board and the keyboard control board are arranged on the keyboard bracket;

[0020] The keyboard is electrically connected to the keyboard control board.

[0021] A further arrangement of the present utility model, the keyboard assembly further includes a protective cover, and the protective cover is sleeved on the keyboard bracket.

[0022] A further arrangement of the present utility model, the protective shell is provided with a cavity for accommodating the tablet.

[0023] A further arrangement of the present utility model, the side of the protective shell is provided with a first installation groove for installing the first connection interface, and a second installation groove for installing the second connection interface.

[0024] A further arrangement of the present utility model, the protective shell is provided with a camera avoidance hole.

[0025] A further arrangement of the present utility model, the protective shell is provided with a third installation groove for installing the adapter board, and the third installation groove is communicated with the second installation groove.

[0026] A further arrangement of the present utility model, the protective shell is made of plastic material.

[0027] A wired tablet keyboard provided by the present utility model includes: a keyboard assembly, a protective case, a first connection interface, a second connection interface, and an electrical connection component. Among them, the keyboard assembly and the protective case are detachably connected through the electrical connection component; the first connection interface is arranged on one side of the protective case and is connected to the electrical connection component, and the first connection interface is used to connect to the connection interface of the tablet; the second connection interface is arranged on one side of the protective case and is connected to the electrical connection component, and the second connection interface is used to extend the function of the connection interface of the tablet. By arranging the second connection interface on the side of the protective case in the present utility model, when the first connection interface of the wired tablet keyboard is connected to the connection interface of the tablet, the function of the connection interface of the tablet can be extended through the second connection interface. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on the structures shown in these drawings without creative efforts.

[0029] Figure 1 It is a state diagram when the protective case and the keyboard assembly of the wired tablet keyboard in the present utility model are closed.

[0030] Figure 2 It is a state diagram when the protective case and the keyboard assembly of the wired tablet keyboard in the present utility model are unfolded.

[0031] Figure 3 It is a state diagram of the protective case and the keyboard assembly of the wired tablet keyboard in the present utility model.

[0032] Figure 4 It is an unfolded diagram of the wired tablet keyboard in the present utility model.

[0033] Figure 5 It is another state diagram when the protective case and the keyboard assembly of the wired tablet keyboard in the present utility model are closed.

[0034] Marks in the drawings: 1. Keyboard assembly; 11. Keyboard; 12. Keyboard bracket; 13. Protective cover; 2. Protective case; 21. Cavity; 22. First installation groove; 23. Second installation groove; 24. Third installation groove; 25. Camera avoidance hole; 3. First connection interface; 4. Second connection interface; 5. Electrical connection component; 51. First flexible circuit board; 52. Second flexible circuit board; 53. Third flexible circuit board; 54. Adapter board; 55. Keyboard control board; 56. Pogo pin assembly; 561. Pogo pin female seat; 562. Pogo pin male head. Detailed implementation manners

[0035] The present utility model provides a wired flat keyboard. To make the objectives, technical solutions and effects of the present utility model clearer and more definite, the following further describes the present utility model in detail with reference to the accompanying drawings and by way of examples. It should be understood that the specific embodiments described herein are only used to explain the present utility model and are not used to limit the present utility model.

[0036] In the embodiments and the scope of the patent application, unless otherwise specifically defined in the text for articles, the articles "a", "an", "the" and "said" may also include the plural forms. If there are descriptions involving "first", "second", etc. in the embodiments of the present utility model, such descriptions of "first", "second", etc. are only for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include at least one such feature.

[0037] It should be further understood that the term "comprising" used in the description of the present utility model means that there are the described features, integers, steps, operations, elements and / or components, but does not exclude the existence or addition of one or more other features, integers, steps, operations, elements, components and / or their groups. It should be understood that when an element is "connected" or "coupled" to another element, it can be directly connected or coupled to other elements, or there may also be intermediate elements. In addition, the "connection" or "coupling" used here may include wireless connection or wireless coupling. The phrase "and / or" used here includes all or any unit and all combinations of one or more related listed items.

[0038] Those skilled in the art of the present technology can understand that, unless otherwise defined, all terms (including technical terms and scientific terms) used here have the same meaning as the general understanding of those of ordinary skill in the field to which the present utility model belongs. It should also be understood that terms such as those defined in a general dictionary should be understood to have a meaning consistent with the meaning in the context of the prior art, and will not be interpreted with an idealized or overly formal meaning unless specifically defined as here.

[0039] In addition, the technical solutions between various embodiments can be combined with each other, but it must be based on the ability of those of ordinary skill in the art to implement. When the combination of technical solutions results in contradictions or cannot be implemented, it should be considered that such a combination of technical solutions does not exist and is not within the scope of protection required by the present utility model.

[0040] Please refer to Figures 1 to 5 simultaneously, and the present utility model provides a preferred embodiment of a wired flat keyboard.

[0041] In some embodiments, such as Figure 1 , Figure 2 and Figure 3 shown, a wired tablet keyboard 11 provided by the present utility model includes: a keyboard assembly 1, a protective case 2, a first connection interface 3, a second connection interface 4 and an electrical connection assembly 5. Among them, the keyboard assembly 1 and the protective case 2 are detachably connected through the electrical connection assembly 5; the first connection interface 3 is arranged on one side of the protective case 2 and is connected to the electrical connection assembly 5, and the first connection interface 3 is used for connecting to the connection interface of the tablet; the second connection interface 4 is arranged on one side of the protective case 2 and is connected to the electrical connection assembly 5, and the second connection interface 4 is used for extending the function of the connection interface of the tablet.

[0042] In this embodiment, the wired tablet keyboard 11 is composed of two major parts, namely the keyboard assembly 1 and the protective case 2. The keyboard assembly 1 uses standard USB communication. The keyboard assembly 1 is connected to the tablet computer for USB communication through the electrical connection assembly 5 and the first connection interface 3. The second connection interface 4 is connected to the tablet computer through the electrical connection assembly 5. When in use, the tablet computer can be placed in the protective case 2. The protective case 2 is connected to the keyboard assembly 1 through the electrical connection assembly 5, and the protective case 2 and the keyboard assembly 1 can be detached to facilitate detaching the keyboard assembly 1 from the protective case 2 when the keyboard 11 is not needed.

[0043] Generally speaking, the connection interface of a tablet computer is a female TYPE-C connector socket. Correspondingly, the first connection interface 3 is a male TYPE-C connector; the second connection interface 4 is a female TYPE-C connector socket. Both the first connection interface 3 and the second connection interface 4 are arranged on the side surface of the protective case 2 and are connected to the electrical connection component 5. During specific implementation, the tablet computer is placed into the protective case 2, and the connection interface of the tablet computer is connected to the first connection interface 3. In this way, the keyboard component 1 can be connected to the tablet computer through the electrical connection component 5, thereby realizing signal transmission between the keyboard component 1 and the tablet computer. Moreover, the second connection interface 4 is connected to the electrical connection component 5, so that connection to the tablet computer can be achieved through the electrical connection component 5. In this way, when the tablet computer needs to use the connection interface thereon to connect to the keyboard 11, that is, when the connection interface of the tablet computer is occupied by the keyboard 11, the second connection interface 4 on the protective case 2 can also serve as an extension of the connection interface of the tablet computer, thereby extending all functions of the original connection interface of the tablet computer. For example, when the connection interface of the tablet computer is a female TYPE-C connector socket, the second connection interface 4 is a female TYPE-C connector socket, and the second connection interface 4 serves as an extension of the female TYPE-C connector socket of the tablet computer.

[0044] In some embodiments, as Figure 4 shown, the electrical connection component 5 includes: a first flexible circuit board 51, a second flexible circuit board 52, a third flexible circuit board 53, a transfer board 54, a keyboard control board 55, and a Pogo pin assembly 56. Among them, the transfer board 54 is arranged on the protective case 2 and is connected to the Pogo pin assembly 56 through the second flexible circuit board 52; the keyboard control board 55 is arranged on the keyboard component 1 and is connected to the Pogo pin assembly 56 through the third flexible circuit board 53; the first connection interface 3 is connected to the transfer board 54 through the first flexible circuit board 51; the second connection interface 4 is connected to the transfer board 54.

[0045] In this embodiment, the first connection interface 3 is connected to the first flexible circuit board 51, and the second connection interface 4 is connected to the transfer board 54. The Pogo pin assembly 56 includes a Pogo pin female socket 561 and a Pogo pin male head 562. The Pogo pin female socket 561 is installed on the protective case 2 and is connected to the transfer board 54 through the second flexible circuit board 52. The Pogo pin male head 562 is installed on the keyboard component 1 and is connected to one end of the third flexible circuit board 53, and the other end of the third flexible circuit board 53 is connected to the keyboard control board 55.

[0046] The adapter board 54 serves as the main control board, on which a hub is integrated, mainly used to realize signal transfer. The keyboard control board 55 is electrically connected to the keyboard assembly 1, and can feedback the signals of the keyboard assembly 1 to the tablet computer. When the first connection interface 3 is connected to the tablet computer, the signals of the keyboard control board 55 reach the adapter board 54 after passing through the third flexible circuit board 53, the Pogo pin assembly 56 and the second flexible circuit board 52 in sequence, and then further pass through the first flexible circuit board 51 and are transmitted to the tablet computer through the first connection interface 3. If an external device needs to be connected to the tablet computer at this time, it can be connected to the second connection interface 4, and data transmission can be realized through the adapter board 54, so that all functions of extending the connection interface of the tablet computer can be achieved by using the second connection interface 4.

[0047] In some embodiments, such as Figure 2 and Figure 4 shown, the keyboard assembly 1 includes a keyboard 11 and a keyboard bracket 12. Among them, the keyboard 11 is arranged on the keyboard bracket 12; the third flexible circuit board 53 and the keyboard control board 55 are arranged on the keyboard bracket 12; the keyboard 11 is electrically connected to the keyboard control board 55.

[0048] In this embodiment, the keyboard 11 is installed on the keyboard bracket 12, the third flexible circuit board 53, the keyboard control board 55 and the Pogo pin male head 562 are installed on the keyboard bracket 12, and the keyboard 11 is electrically connected to the keyboard control board 55 to realize signal transmission.

[0049] In some embodiments, such as Figure 2 and Figure 4 shown, the keyboard assembly 1 further includes a protective cover 13, and the protective cover 13 is sleeved on the keyboard bracket 12. In this embodiment, a protective cover 13 is further arranged on the keyboard bracket 12 to prevent the keyboard assembly 1 from being worn. In one implementation, the protective cover 13 can be a protective leather case made of leather.

[0050] In some embodiments, such as Figure 4 shown, the protective shell 2 is provided with a cavity 21 for accommodating the tablet. In this embodiment, the protective shell 2 has a cavity 21, and when the tablet computer is placed in the protective shell 2, the tablet computer is not easily loosened.

[0051] In some embodiments, such as Figure 4 shown, the side of the protective shell 2 is provided with a first installation groove 22 for installing the first connection interface 3, and a second installation groove 23 for installing the second connection interface 4.

[0052] In some embodiments, such as Figure 1 shown, a third installation groove 24 for installing the adapter board 54 is provided on the protective shell 2, and the third installation groove 24 communicates with the second installation groove 23.

[0053] In this embodiment, a third installation groove 24 is provided on the protective shell 2, and the adapter board 54 is accommodated in the third installation groove 24. Since the second connection interface 4 is connected to the adapter board 54, the third installation groove 24 communicates with the second installation groove 23 to facilitate the connection between the second connection interface 4 and the adapter board 54.

[0054] In this embodiment, a first installation groove 22 and a second installation groove 23 are provided on the side surface of the protective shell 2. The first installation groove 22 can provide an installation space for the first connection interface 3, and the second installation groove 23 can provide an installation space for the second connection interface 4. It should be noted that the first installation groove 22 and the second installation groove 23 can be located on the same side of the protective shell 2 or on different sides of the protective shell 2.

[0055] In some embodiments, such as Figure 4 As shown in Figure 5 shown, a camera avoidance hole 25 is provided on the protective shell 2. In this way, when the tablet computer is placed in the protective shell 2, the camera of the tablet computer can also be used normally.

[0056] In a further setting of the present utility model, the protective shell 2 is made of a plastic material. In this embodiment, the protective shell 2 is a plastic shell, which can prevent scratches from being generated due to contact between the tablet computer and the protective shell 2.

[0057] In summary, a wired tablet keyboard provided by the present utility model includes: a keyboard assembly, a protective shell, a first connection interface, a second connection interface and an electrical connection component. Among them, the keyboard assembly and the protective shell are detachably connected through the electrical connection component; the first connection interface is provided on one side of the protective shell and is connected to the electrical connection component, and the first connection interface is used to connect to the connection interface of the tablet; the second connection interface is provided on one side of the protective shell and is connected to the electrical connection component, and the second connection interface is used to extend the function of the connection interface of the tablet. By providing the second connection interface on the side surface of the protective shell in the present utility model, when the first connection interface of the wired tablet keyboard is connected to the connection interface of the tablet, the function of the connection interface of the tablet can be extended through the second connection interface.

[0058] It should be understood that the application of the present utility model is not limited to the above examples. For those of ordinary skill in the art, improvements or transformations can be made according to the above description, and all such improvements and transformations shall fall within the protection scope of the appended claims of the present utility model.

Claims

1. A wired flat keyboard, characterized in that, Including: a keyboard assembly, a protective case, a first connection interface, a second connection interface and an electrical connection component; wherein, The keyboard assembly and the protective case are detachably connected through the electrical connection component; The first connection interface is arranged on one side of the protective case and is connected to the electrical connection component, and the first connection interface is used to connect to the connection interface of the tablet; The second connection interface is arranged on one side of the protective case and is connected to the electrical connection component, and the second connection interface is used to extend the function of the connection interface of the tablet.

2. The wired flat keyboard according to claim 1, wherein The first connection interface is a male TYPE-C connector; the second connection interface is a female TYPE-C connector.

3. The wired flat keyboard according to claim 1, characterized in that, The electrical connection component includes: a first flexible circuit board, a second flexible circuit board, a third flexible circuit board, a transfer board, a keyboard control board and a Pogo pin component; wherein, The transfer board is arranged on the protective case and is connected to the Pogo pin component through the second flexible circuit board; The keyboard control board is arranged on the keyboard assembly and is connected to the Pogo pin component through the third flexible circuit board; The first connection interface is connected to the transfer board through the first flexible circuit board; The second connection interface is connected to the transfer board.

4. The wired flat keyboard according to claim 3, wherein The keyboard assembly includes a keyboard and a keyboard bracket; wherein, The keyboard is arranged on the keyboard bracket; The third flexible circuit board and the keyboard control board are arranged on the keyboard bracket; The keyboard is electrically connected to the keyboard control board.

5. The wired flat keyboard according to claim 4, characterized in that, The keyboard assembly further includes a protective cover, and the protective cover is sleeved on the keyboard bracket.

6. The wired flat keyboard according to claim 1, wherein The protective case is provided with a cavity for accommodating the tablet.

7. The wired flat keyboard according to claim 3, wherein The side of the protective case is provided with a first installation groove for installing the first connection interface, and a second installation groove for installing the second connection interface.

8. The wired flat keyboard according to claim 1, wherein, The protective case is provided with a camera avoidance hole.

9. The wired flat keyboard according to claim 7, characterized in that, The protective case is provided with a third installation groove for installing the transfer board, and the third installation groove communicates with the second installation groove.

10. The wired flat keyboard according to claim 1, characterized in that, The protective case is made of plastic material.

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