Leather sheath keyboard with connection data line communication interface and electronic device

Abstract

The utility model discloses a leather sheath keyboard with a communication interface connected with a data line and an electronic device. The leather sheath keyboard comprises a keyboard main body, a keyboard circuit and key core keys, the keyboard is arranged in the keyboard main body through a keyboard circuit, the keyboard circuit is provided with a communication interface, the communication interface is led out from one side of the keyboard main body, and the communication interface is used for being in communication connection with electronic equipment through a data line; and the key core keys are connected with the keyboard circuit, and carry out information input or control on the electronic equipment through the keyboard circuit and the communication interface. Therefore, the leather sheath keyboard can connect the communication interface (such as the USB interface) of the keyboard circuit with the mobile electronic equipment (such as a tablet personal computer PAD) through the data line, and is connected and communicated with the electronic equipment in a wired mode, information input or control is carried out on the electronic equipment, and the leather sheath keyboard is greatly convenient for a user to use.

Description

Technical Field

[0001] The utility model relates to the field of leather case keyboards, in particular to a leather case keyboard with a data line communication interface and an electronic device. Background Art

[0002] Leather keyboards are becoming more and more common. Leather keyboards are usually used together with electronic devices as information input devices for electronic devices. For example, although electronic devices such as tablets and mobile phones have touch screens that can output information, information input is relatively troublesome and inefficient. Therefore, in order to improve the efficiency of information input, mobile devices are usually used with leather keyboards for information input.

[0003] In the prior art, the leather case keyboard is connected to the electronic device through Bluetooth or POGO PIN communication. In this way, the leather case keyboard can only communicate with the standard electronic device. If the leather case keyboard wants to connect to an electronic device other than the standard one (such as a tablet PAD), the electronic device cannot communicate with the keyboard through Type-c or USB-A except through Bluetooth. In some application scenarios, it is relatively troublesome for users to use. Utility Model Content

[0004] The utility model aims to solve one of the technical problems in the related art at least to a certain extent. To this end, one purpose of the utility model is to provide a leather case keyboard with a data line communication interface.

[0005] On the one hand, in order to achieve the above-mentioned purpose, according to the embodiment of the utility model, the leather case keyboard with a data line communication interface is provided, and the leather case keyboard with a data line communication interface includes:

[0006] Keyboard body;

[0007] A keyboard circuit, wherein the keyboard circuit is arranged in the keyboard body, and a communication interface is provided on the keyboard circuit, and the communication interface is led out from one side of the keyboard body, and the communication interface is used to communicate with the electronic device through a data line;

[0008] A key core button, the key core button is connected to the keyboard circuit, and the key core button inputs information or controls the electronic device through the keyboard circuit and the communication interface;

[0009] Further, according to an embodiment of the utility model, the keyboard circuit includes:

[0010] A keyboard controller is connected to the communication interface and the key core button respectively to send the output information or control signal of the key core button to the electronic device through the communication interface.

[0011] Further, according to an embodiment of the present utility model, the communication interface is a USB protocol communication interface or a serial communication interface.

[0012] Furthermore, according to an embodiment of the present invention, the keyboard circuit further includes: a keyboard interface, and the keyboard controller is electrically connected to the key core buttons via the keyboard interface.

[0013] Furthermore, according to an embodiment of the utility model, the keyboard circuit also includes: a touchpad interface, the touchpad interface is connected to the keyboard controller, and the touchpad interface is used to connect to the touchpad to send touch information to the electronic device through the keyboard controller.

[0014] Furthermore, according to an embodiment of the utility model, a Bluetooth communication module is also provided in the keyboard controller, and the Bluetooth communication module is connected to the electronic device via Bluetooth wireless communication via a Bluetooth antenna, and the key core buttons input information or control the electronic device through the keyboard circuit and the Bluetooth communication module.

[0015] Further, according to an embodiment of the utility model, the keyboard body includes:

[0016] Upper holster;

[0017] Lower holster;

[0018] An upper shell, the upper surface of which is connected to the upper leather case;

[0019] A bottom shell, the lower surface of which is connected to the lower leather cover, the bottom shell is fixedly connected to the upper shell, and the keyboard circuit is installed between the upper shell and the bottom shell.

[0020] Further, according to an embodiment of the utility model, a circuit board mounting position is provided on the lower surface of the upper shell near the side, and the keyboard circuit is installed in the circuit board mounting position.

[0021] Further, according to an embodiment of the utility model, a through hole is provided on one side of the upper shell at a position corresponding to the communication interface, and the communication interface is led outward through the through hole.

[0022] On the other hand, an embodiment of the present invention further provides an electronic device, comprising:

[0023] The above-mentioned leather keyboard with a data line communication interface;

[0024] An electronic device, wherein the electronic device is mounted on the leather case keyboard;

[0025] A data line, the electronic device is connected to the leather case keyboard with a data line communication interface via the data line.

[0026] The leather keyboard with a data line communication interface provided by the embodiment of the utility model is arranged in the keyboard body through a keyboard circuit, a communication interface is provided on the keyboard circuit, the communication interface is led out from one side of the keyboard body, and the communication interface is used to communicate with the electronic device through a data line; the key core button is connected to the keyboard circuit, and the key core button inputs information or controls the electronic device through the keyboard circuit and the communication interface. In this way, the leather keyboard can connect the communication interface (such as a USB interface) of the keyboard circuit to a mobile electronic device (such as a tablet PAD) through a data line, and connect and communicate with the electronic device in a wired manner. In addition, it can also be connected to a desktop computer, NUC, etc. When connected through a USB protocol communication interface, as long as the electronic device has a communication interface of USB2.0 or above, it can be connected and used, and is not limited to the single use of a standard tablet PAD. It can be used for connecting and using various electronic devices with USB2.0 and above communication interfaces, which greatly facilitates the use of users. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 A schematic diagram of a leather case keyboard with a data line communication interface, an electronic device and a data line connection structure provided in an embodiment of the utility model;

[0028] Figure 2 Schematic diagram of the exploded structure of a leather case keyboard with a data line communication interface, an electronic device and a data line provided in an embodiment of the utility model;

[0029] Figure 3 Schematic diagram of the exploded structure of a leather case keyboard with a data line communication interface, an electronic device and a data line provided in an embodiment of the utility model;

[0030] Figure 4 for Figure 3 A local enlarged structural schematic diagram;

[0031] Figure 5 This is a block diagram of the keyboard circuit and key core key connection circuit structure for implementing the utility model;

[0032] Figure 6 A schematic diagram of the communication interface circuit structure provided by an embodiment of the utility model;

[0033] Figure 7 A schematic diagram of the keyboard controller circuit structure provided by an embodiment of the utility model;

[0034] Figure 8 A schematic diagram of the keyboard interface circuit structure provided by an embodiment of the utility model;

[0035] Fig. 9 This is a schematic diagram of the touch panel interface circuit structure provided by an embodiment of the utility model.

[0036] Reference numerals:

[0037] Keyboard body 10;

[0038] Upper holster 101;

[0039] Lower holster 102;

[0040] Upper shell 103;

[0041] Circuit board mounting position 1031;

[0042] Through hole 1032;

[0043] Bottom shell 104;

[0044] Keyboard circuit 20;

[0045] Communication interface 201;

[0046] Key core button 30;

[0047] Data line 40;

[0048] Electronic device (tablet PAD) 50.

[0049] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0050] In order to make the technical personnel in the technical field better understand the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described in combination with the drawings in the embodiment of the present invention. Unless otherwise defined, all technical and scientific terms used in this article have the same meaning as those commonly understood by the technical personnel in the technical field of the present invention. The terms used in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention.

[0051] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present invention. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0052] See also Figure 1 , Figure 2 and Figure 5The embodiment of the utility model provides a leather case keyboard with a communication interface 201 for connecting a data line 40, comprising a keyboard body 10, a keyboard circuit 20 and a key core button 30, wherein the keyboard circuit 20 is arranged in the keyboard body 10, and a communication interface 201 is arranged on the keyboard circuit 20, and the communication interface 201 is led out from one side of the keyboard body 10, and the communication interface 201 is used for communication connection with an electronic device 50 through a data line 40; Figure 1 As shown in the figure, the communication interface 201 is led out from one side of the keyboard body 10. In this way, it is convenient to connect through the data line 40, one end of the data line 40 is provided with a first connector, and the other end is provided with a second connector. By inserting the first connector into the communication interface 201, and inserting the second connector into the communication interface 201 of the electronic device 50, the electrical connection between the keyboard circuit 20 and the electronic device 50 can be achieved. The keyboard circuit 20 board can communicate with the electronic device 50 by wire.

[0053] The key core button 30 is connected to the keyboard circuit 20, and the key core button 30 inputs information or controls the electronic device 50 through the keyboard circuit 20 and the communication interface 201; Figure 5 As shown in , a key core button 30 is provided on the upper surface of the keyboard body 10, and the key core button 30 is connected to the keyboard circuit 20 through a connecting line. In this way, a keyboard signal can be sent to the keyboard circuit 20 by pressing the key core button 30. The keyboard circuit 20 can send the keyboard signal to the connected electronic device 50 through the communication interface 201 and the data line 40, thereby realizing data input or control of the electronic device 50. Among them, the communication interface 201 can be a USB protocol communication interface 201 or other types of communication interfaces 201. See Figure 6 In one embodiment of the present invention, the communication interface 201 may be a Type-C USB interface.

[0054] The leather keyboard provided in the embodiment of the utility model can connect the communication interface 201 (e.g., USB interface) of the keyboard circuit 20 to a mobile electronic device 50 (e.g., a tablet computer PAD (50)) through a data line 40, and connect and communicate with the electronic device 50 in a wired manner. In addition, it can also be connected to a desktop computer, NUC, etc. When connected through the USB protocol communication interface 201, as long as the electronic device 50 has a communication interface of USB2.0 or above, it can be connected and used, and is not limited to the single use of the standard tablet computer PAD (50). It can be used for connecting and using various electronic devices 50 with USB2.0 and above communication interfaces, which greatly facilitates the use of users.

[0055] See also Figures 5 to 8The keyboard circuit 20 includes a keyboard controller, which is connected to the communication interface 201 and the key core button 30 respectively, so as to send the output information or control signal of the key core button 30 to the electronic device 50 through the communication interface 201. Figure 7 As shown in FIG. 1 , the keyboard controller U4 may be a single chip microcomputer controller. The keyboard controller U4 communicates with the communication interface 201 (eg, Figure 6 In this way, the keyboard controller U4 communicates with the electronic device 50 through the DM and DP signal lines. At the same time, the keyboard controller U4 is also connected to the key core button 30 through the X0~X15 and Y0~Y7 signal lines. In this way, each key signal of the key core button 30 can be received and transmitted to the electronic device 50 through the communication interface 201 and the data line 40, thereby realizing data input or control of the electronic device 50. Figure 8 As shown in , the keyboard circuit 20 further includes: a keyboard interface J4, through which the keyboard controller is electrically connected to the key core button 30. The keyboard interface J4 can facilitate the installation and removal of the key core button 30. The keyboard interface J4 can also be connected to the keyboard controller U4 through a current limiting resistor to reduce the impact of static electricity on the controller.

[0056] See also Figure 7 and Fig. 9 The keyboard circuit 20 further includes: a touch panel interface J1, the touch panel interface J1 is connected to the keyboard controller U4, and the touch panel interface J1 is used to connect to the touch panel to send touch information to the electronic device 50 through the keyboard controller U4. Fig. 9 As shown in , the touch panel interface J1 is connected to the keyboard controller U4 and the touch panel through VCC_MCU, wake_sleep, I2C1_CLK, I2C1_DAT and I2C0_INT signal lines respectively, so as to output the touch panel touch signal to the keyboard controller U4, and control the electronic device 50 through the keyboard controller. Each signal line can also be connected to a voltage regulator diode (ZD1~ZD5) to absorb static electricity to avoid affecting the keyboard controller U4.

[0057] See also Figure 7 The keyboard controller U4 is also provided with a Bluetooth communication module, which is connected to the electronic device 50 via Bluetooth wireless communication via a Bluetooth antenna, and the key core button 30 inputs information or controls the electronic device 50 via the keyboard circuit 20 and the Bluetooth communication module. Figure 7As shown in , the keyboard controller U4 is a single-chip microcomputer controller with a built-in Bluetooth module, which transmits and receives wireless signals through the ANT interface. In order to better transmit and receive wireless signals, the wireless signal transceiver ANT of the keyboard controller U4 can also be connected to a filter circuit (C40, L1, C39, L2 and L3) and an antenna ANT1, and the filter circuit (C40, L1, C39, L2 and L3) is used to filter out interference signals. The antenna ANT1 is used for transmitting and receiving wireless signals. In this way, the keyboard controller U4 can communicate with the electronic device 50 through the Bluetooth antenna to input or control information on the electronic device 50.

[0058] See also Figures 1 to 3 The keyboard body 10 comprises: an upper leather case 101, a lower leather case 102, an upper shell 103 and a bottom shell 104. The upper surface of the upper shell 103 is connected to the upper leather case 101; the lower surface of the bottom shell 104 is connected to the lower leather case 102. The bottom shell 104 and the upper shell 103 are fixedly connected. The keyboard circuit 20 is installed between the upper shell 103 and the bottom shell 104. The upper shell 103 and the bottom shell 104 can be protected by the upper leather case 101 and the lower leather case 102. The extended parts of the upper leather case 101 and the lower leather case 102 can also be used to place a tablet computer PAD (50), so that the tablet computer PAD (50) and the keyboard body 10 can form a whole (such as Figure 1 As shown in FIG. 1 , the key core button 30 above the keyboard body 10 can be used as a keyboard input device of a tablet computer PAD (50). A relatively sealed space is formed between the upper shell 103 and the bottom shell 104, and the keyboard circuit 20 is installed in the relatively sealed space, thereby preventing dust and the like from entering the relatively sealed space between the upper shell 103 and the bottom shell 104, thereby protecting the keyboard circuit 20.

[0059] See also Figure 3 and Figure 4 A circuit board mounting position 1031 is provided near the side of the lower surface of the upper shell 103, and the keyboard circuit 20 is installed in the circuit board mounting position 1031. Figure 4 As shown in the figure, the position of the keyboard circuit 20 can be relatively fixed by the circuit board mounting position 1031. After the upper shell 103 and the lower shell are connected to each other, the keyboard circuit 20 can be installed and fixed in the circuit board mounting position 1031. A through hole 1032 is also provided on one side of the upper shell 103 corresponding to the communication interface 201, and the communication interface 201 is led out through the through hole 1032. The size of the through hole 1032 can be adapted to the size of the communication interface 201. In this way, the communication interface 201 can be led out from the through hole 1032 and connected to the electronic device 50 through the data line 40.

[0060] See also Figure 1 The embodiment of the utility model also provides an electronic device, including: the above-mentioned leather case keyboard with a communication interface 201 for connecting a data cable 40, an electronic device 50 and a data cable 40, wherein the electronic device 50 is installed on the leather case keyboard; the electronic device 50 is connected to the leather case keyboard with a communication interface 201 for connecting a data cable 40 via the data cable 40.

[0061] The above are only embodiments of the utility model, but they do not limit the patent scope of the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above specific implementations, or replace some of the technical features therein with equivalents. Any equivalent structure made by using the contents of the utility model specification and drawings, directly or indirectly used in other related technical fields, is also within the scope of protection of the utility model patent.

[0062] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0063] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are illustrative and cannot be understood as limitations on the present invention. Ordinary technicians in the field can change, modify, replace and modify the above embodiments within the scope of the present invention without departing from the principles and purpose of the present invention.

Claims

1. A leather keyboard with a data line communication interface, characterized in that: include: Keyboard body; A keyboard circuit, wherein the keyboard circuit is arranged in the keyboard body, and a communication interface is arranged on the keyboard circuit, and the communication interface is led out from one side of the keyboard body, and the communication interface is used to communicate with the electronic device through a data line; A key core button, wherein the key core button is connected to the keyboard circuit, and the key core button inputs information or controls the electronic device through the keyboard circuit and the communication interface.

2. The leather keyboard with a data line communication interface according to claim 1, characterized in that: The keyboard circuit comprises: A keyboard controller is connected to the communication interface and the key core button respectively to send the output information or control signal of the key core button to the electronic device through the communication interface.

3. The leather keyboard with a data line communication interface according to claim 2, characterized in that: The communication interface is a USB protocol communication interface or a serial communication interface.

4. The leather case keyboard with a data line communication interface according to claim 3, characterized in that: The keyboard circuit further comprises: a keyboard interface, and the keyboard controller is electrically connected to the key core keys via the keyboard interface.

5. The leather keyboard with a data line communication interface according to claim 2, characterized in that: The keyboard circuit further includes: a touch panel interface, which is connected to the keyboard controller and is used to connect to a touch panel so as to send touch information to the electronic device through the keyboard controller.

6. The leather keyboard with a data line communication interface according to claim 2, characterized in that: The keyboard controller is also provided with a Bluetooth communication module, which is connected to the electronic device via Bluetooth wireless communication via a Bluetooth antenna. The key core keys input information or control the electronic device via the keyboard circuit and the Bluetooth communication module.

7. The leather case keyboard with a data line communication interface according to any one of claims 1 to 6, characterized in that: The keyboard body comprises: Upper holster; Lower holster; An upper shell, the upper surface of which is connected to the upper leather case; A bottom shell, the lower surface of which is connected to the lower leather cover, the bottom shell is fixedly connected to the upper shell, and the keyboard circuit is installed between the upper shell and the bottom shell.

8. The leather keyboard with a data line communication interface according to claim 7, characterized in that: A circuit board installation position is provided on the lower surface of the upper shell near the side edge, and the keyboard circuit is installed in the circuit board installation position.

9. The leather case keyboard with a data line communication interface according to claim 8, characterized in that: A through hole is also provided on one side of the upper shell at a position corresponding to the communication interface, and the communication interface is led outward through the through hole.

10. An electronic device, characterized in that: include: The leather keyboard with a data line communication interface as claimed in any one of claims 1 to 9; An electronic device, wherein the electronic device is mounted on the leather case keyboard; A data line, the electronic device is connected to the leather case keyboard with a data line communication interface via the data line.

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