Multifunctional numeric keyboard

Abstract

The utility model relates to the technical field of computers, in particular to a multifunctional numeric keyboard. Comprising a keyboard body and keys arranged on the keyboard body, each key comprises a key groove and a key cap, the bottom of each key cap is provided with a connecting part, and each connecting part is inserted into a connecting column; the bottom edge portion of the key cap abuts against the top surface edge portion of the key groove. The key cap is of a hard structure, and the key groove is of a flexible structure. A single-chip microcomputer first knob, a single-chip microcomputer second knob and a roller are further included The utility model has the advantages that: a user can easily select different functions through the knob and the control key and use corresponding to different software, and can check the result of the selected function on the screen. Due to the split design of the keys, the knocking feeling can be guaranteed, meanwhile, the keys have the sound reduction, noise reduction and waterproof effects, and the keyboard can work in multiple environments. And due to diversified operation modes and use functions, the keyboard is more flexible to operate and more powerful in function, so that more convenient and efficient operation experience is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of computers, in particular to a multifunctional digital keyboard. Background Art

[0002] With the popularity and diversification of electronic devices, numeric keyboards, as a common input device, are widely used in various devices such as computers, mobile phones, and TV remote controls. Traditional numeric keyboards usually only contain numeric keys and a small number of function keys for digital input and simple operations such as confirmation, return, and normal typing functions. However, as users' demands for device operations become increasingly diversified, the functions of traditional numeric keyboards can no longer meet users' multi-functional input needs.

[0003] At present, although there are some digital keyboards with certain functions on the market, such as keyboards with touchpads or sliding trackballs, they are usually designed for use on specific devices and their functions are still relatively single. At the same time, while satisfying the functional requirements, the use effect of the keyboard also needs to be considered, such as the tapping feeling and tapping sound of the keys. Therefore, a new type of digital keyboard design is needed that can add more functions on the basis of digital input. Utility Model Content

[0004] In view of the deficiencies of the prior art, the utility model provides a multifunctional numeric keyboard, which solves the problem that the existing functional numeric keyboard has a single function.

[0005] To achieve the above object, the utility model is implemented by the following technical scheme: a multifunctional numeric keyboard, including a keyboard and keys arranged on the keyboard, the keys including:

[0006] A key slot is sealed and fixedly connected to the keyboard; a connecting column is elastically connected to the middle of the key slot;

[0007] A key cap has a connecting portion at the bottom thereof, and the connecting portion is inserted into a connecting column; and the bottom edge of the key cap abuts against the top edge of the key slot.

[0008] Preferably, the keycap is a hard structure, and the keyway is a flexible structure.

[0009] Preferably, a groove is circumferentially provided on the top surface of the key slot, and the groove is matched with the bottom edge of the key cap.

[0010] Preferably, the keyway comprises:

[0011] A hard disk, sealed and connected to the keyboard;

[0012] The soft pad is elastically connected to the hard disk; the groove is formed on the soft pad.

[0013] Preferably, the soft pad is connected to the hard disk via a curved soft connector.

[0014] Preferably, a lamp group is fitted on the bottom surface of the soft pad.

[0015] Preferably, it also includes:

[0016] A single chip microcomputer is arranged inside the keyboard;

[0017] A first knob and a second knob are arranged on the keyboard;

[0018] The roller is arranged on the keyboard and located at one side of the key.

[0019] Preferably, it also includes a display, and the display is electrically connected to the single chip computer. Beneficial Effects

[0020] The advantages and beneficial effects of the utility model are that by using the multifunctional digital keyboard provided by the utility model, the user can easily select different functions and corresponding software through the knob and control key, and view the results of the selected function on the screen. The split design of the keys can ensure the sense of tapping while making the keys have the effects of noise reduction and waterproofing, so that the keyboard can work in multiple environments. The diversified operation modes and usage functions make the keyboard operation more flexible and more powerful, so as to achieve a more convenient and efficient operation experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the keyboard structure of the utility model;

[0022] Figure 2 This is a schematic diagram of some keys of the keyboard of the utility model after being disassembled;

[0023] Figure 3 This is a schematic diagram of the key structure of the utility model;

[0024] Figure 4 This is a cross-sectional view of a button of the utility model;

[0025] Figure 5 This is a schematic diagram of PCB wiring of the utility model.

[0026] In the figure:

[0027] 1 is a keyboard, 2 is a button, 21 is a key slot, 211 is a hard disk, 212 is a curved soft connector, 213 is a soft pad, 214 is a groove, 215 is a connecting column, 216 is a light group, 22 is a key cap, 3 is a first knob, 4 is a display, 5 is a second knob, and 6 is a scroll wheel. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. As long as the effect of the utility model can be exerted, various changes can be made to the implementation scheme.

[0029] Through the personnel in this field, all the electrical components in this case are connected to their corresponding power supplies through wires, and appropriate encoders and other types of electrical components should be selected according to actual conditions to meet the control requirements. The specific connection and control sequence should refer to the following working principle, and the electrical connection between the electrical components is completed in the order of working in sequence. The detailed connection means are well-known technologies in this field. The following mainly introduces the working principle and process, and no longer explains the electrical control.

[0030] Reference Figure 1-5 The multifunctional numeric keyboard of this embodiment is described.

[0031] A multifunctional numeric keyboard comprises a keyboard 1 and a key 2 arranged on the keyboard 1, which comprises 16 keys for performing specific operations. The control key is a button area, which is specifically designed. The user can use the control key to confirm the selection, input data or perform other operations related to the selected function. For example, the custom 1 key can set a mode selection function. After it is turned on, the mode is switched every time the custom 1 key is pressed. This process is the process of the user selecting the mode. For example, when the user selects the letter input function, the control key can be used to select the required letters and input them into the connected electronic device.

[0032] And a single-chip microcomputer, which is located inside the keyboard 1; the single-chip microcomputer uses the ATMEGA32U4-AU chip with powerful processing power and rich peripheral functions, and is often used in various embedded applications and electronic projects. ATmega32U4-AU uses the classic Harvard architecture, built-in 32 KB flash program memory, can be configured as input or output, for communication and control functions with external devices, the chip also has multiple built-in timer / counter modules, including 8-bit and 16-bit timers, for generating precise time delays and timing operations. Supports a variety of interfaces for data exchange and communication with other devices. The operation of custom key functions can be realized by burning the program download interface to the single-chip minimum system.

[0033] It also includes a first knob 3 and a second knob 5 arranged on the keyboard 1;

[0034] The first knob 3 is located at the upper left of the keyboard 1. During use, the user can select different functions by rotating the knob. The knob can be rotated left or right, and the selected function is determined according to the position of the knob. For example, the user can rotate the knob clockwise to select the letter input function, and rotate it counterclockwise to select the number input function.

[0035] The second knob 5 can be adjusted to a desired position according to the user's personal needs, corresponding to the software he needs. For example, the user can rotate the knob clockwise to select the function of key 2 of keyboard 1 corresponding to the first software, and rotate it counterclockwise to select the function of key 2 of keyboard 1 corresponding to the first software.

[0036] The keyboard 1 also includes a roller 6 located on one side of the key 2. The roller 6 is a roller with a coding disk and an optical sensor and an infrared LED located on both sides of the roller. When the finger rolls the roller, the coding disk intermittently blocks the light beam emitted by the infrared LED, and the optical sensor receives the light beam and transmits it to the single-chip microcomputer. The roller 6 can correspond to the movement of the time axis in the editing software, making the operation more convenient.

[0037] The display 4 is also included, and the display 4 is electrically connected to the single chip computer. The display 4 is used to display the result of the selected function. The screen can be a liquid crystal display or other types of display screens, and the display screen can be replaced according to the user's personal needs to achieve a configuration with high resolution and clarity. When the user rotates the knob to select different functions, the screen will display the relevant information or operation interface of the function in real time. The user can clearly see the icons or indicators on the screen to understand the currently selected function, and realize human-computer interaction simply and clearly.

[0038] In this embodiment, the power supply interface of the keyboard adopts Type-c interface 4, which can transmit data while providing power.

[0039] The key 2 includes a key slot 21 and a key cap 22. The key cap 22 is a hard structure, and the key slot 21 is a flexible structure. The key 2 adopts a combination of a split hard structure and a flexible structure, so that the striking surface of the key 2 is formed on the hard structure for easy striking. The flexible structure mainly plays the role of reducing noise and resetting the hard structure.

[0040] The key slot 21 is sealed and fixed to the keyboard 1; the middle of the key slot 21 is elastically connected with a connecting column 215; the connecting column 215 is made of rubber material, which has a certain supporting force and a certain flexibility. The connecting column 215 extends downward and contacts the existing elastic contact points of the keys in the keyboard 1 when in use.

[0041] The key cap 22 has a connecting portion at the bottom, which is inserted into the connecting column 215 to form a connection between the key cap 22 and the key slot 21 ; when in use, the key cap 22 can be freely replaced.

[0042] The bottom edge of the keycap 22 contacts the top edge of the keyway 21. Specifically, a groove 214 is provided around the top of the keyway 21, and the groove 214 matches the bottom edge of the keycap 22. The keycap 22 is supported on all sides when struck, which can improve the stability of the strike and reduce the striking sound.

[0043] The keyway 21 includes a hard disk 211 and a soft pad 213. The soft pad 213 can be silica gel. The hard disk 211 can be plastic.

[0044] The hard disk 211 is sealed and connected to the keyboard 1. In a specific implementation, they can be integrally formed or hot-melt connected. After being sealed, a waterproof effect can be formed, so that water cannot flow into the interior of the keyboard.

[0045] The soft pad 213 is elastically connected to the hard disk 211 through the curved soft connector 212; the groove 214 is formed on the soft pad 213. The curved soft connector is a curved silicone ring wrapped between the soft pad 213 and the hard disk 211.

[0046] The bottom surface of the soft pad 213 is fitted with a light group 216. The light group 216 is electrically connected to the single chip computer. The light group 216 is arranged on the bottom surface of the soft pad 213 so that the light can be diffused outward through the curved soft connector 212 and the soft pad 213, making the backlight of the keyboard more uniform. At the same time, it can also achieve a waterproof effect.

[0047] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A multifunctional numeric keyboard, comprising a keyboard (1) and keys (2) arranged on the keyboard (1), characterized in that: The button (2) comprises: A key slot (21) is sealed and fixedly connected to the keyboard (1); a connecting column (215) is elastically connected to the middle of the key slot (21); A key cap (22), wherein the bottom of the key cap (22) has a connecting portion, and the connecting portion is inserted into the connecting column (215); the bottom edge of the key cap (22) abuts against the top edge of the key slot (21).

2. A multifunctional numeric keyboard according to claim 1, characterized in that: The key cap (22) is a hard structure, and the key slot (21) is a flexible structure.

3. A multifunctional numeric keyboard according to claim 2, characterized in that: A groove (214) is provided in the circumferential direction of the top surface of the key slot (21), and the groove (214) is matched with the bottom edge of the key cap (22).

4. A multifunctional numeric keyboard according to any one of claims 1 to 3, characterized in that: The keyway (21) comprises: A hard disk (211) sealed and connected to the keyboard (1); The soft pad (213) is elastically connected to the hard disk (211); and the groove (214) is formed on the soft pad (213).

5. A multifunctional numeric keyboard according to claim 4, characterized in that: The soft pad (213) and the hard disk (211) are connected via a curved soft connector (212).

6. A multifunctional numeric keyboard according to claim 4, characterized in that: The bottom surface of the soft pad (213) is fitted with a lamp assembly (216).

7. A multifunctional numeric keyboard according to claim 1, characterized in that: Also includes: A single chip microcomputer, arranged inside the keyboard (1); A first knob (3) and a second knob (5) are arranged on the keyboard (1); The roller (6) is arranged on the keyboard (1) and is located on one side of the key (2).

8. A multifunctional numeric keyboard according to claim 7, characterized in that: It also includes a display (4), wherein the display (4) is electrically connected to the single-chip computer.

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