CN112306247A

CN112306247A - Computer keyboard applied to keyboard learning

Info

Publication number: CN112306247A
Application number: CN201910697277.7A
Authority: CN
Inventors: 金登科
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-30
Filing date: 2019-07-30
Publication date: 2021-02-02

Abstract

The computer keyboard applied to keyboard learning is consistent with a standard computer keyboard in appearance and comprises key caps, an upper shell support, a key support, a shading film, a silica gel bowl, a thin film circuit, a lining plate, a light emitting plate, a control unit, a keyboard bottom shell and matched computer software. The key cap character position of the key is light transmission, a shading film is arranged above the thin film circuit, a lining plate is arranged below the thin film circuit, a light emitting plate is arranged below the lining plate, and the light emitting plate is provided with light emitting diodes and matching circuits, wherein the number and the position of the light emitting diodes are the same as those of the keys of the keyboard. Each light emitting diode is independently controlled to be turned on and off by the control unit, matched software runs on a computer to display characters, and the matched software is connected with a keyboard through a USB or a Bluetooth and sends instructions to control each light emitting diode of a light emitting plate circuit in the keyboard. When a certain light emitting diode is lightened, light is upwards transmitted to the character position of the key cap of the key, the character is transparent and shines, the position of the key with the shined character is highlighted on the keyboard, and the position of the character key on the keyboard is indicated for a user.

Description

Computer keyboard applied to keyboard learning

Technical Field

The invention relates to the field of computer keyboard application, in particular to a computer keyboard applied to keyboard learning.

Background

In the existing computer keyboard products, a beginner user uses a standard computer keyboard as a skilled user, needs to remember the position of each key in the learning process of the keyboard, and can be skilled to master the input of the keyboard after a plurality of times of learning and long-time practice. In the learning process, the beginner user needs to search and memorize the position of each key on the keyboard by himself, and even if the computer software has a prompt, the user also needs to search the key position on the keyboard by himself, because the keyboard does not have the position prompt of the keys, the user can not accurately position the key position at the first time, much time is spent in the process of searching the key position, and the learning efficiency is not high. The backlight purpose of the existing backlight keyboard is to provide the light decoration effect of the keyboard and the night auxiliary lighting of the keys of the keyboard, and the function of key position indication of the keys is not provided for users.

Disclosure of Invention

The invention provides a computer keyboard applied to keyboard learning, aiming at solving the problems that the existing computer keyboard has no key position prompt in the user learning process, and a beginner user needs to spend a long time for searching corresponding keys on the computer keyboard when learning the keyboard, so that the learning efficiency is low.

The keyboard circuit of the invention is a film contact type keyboard circuit, and the working principle of the film contact type keyboard is as follows: the key support is connected to computer keyboard's button key cap below, the key support is located keyboard support's downthehole, the top of key support lower extreme contact silica gel bowl, in the three-layer circuit film under the silica gel bowl, middle one deck is the insulating layer, but there is an opening in the place of upper and lower both sides contact, be used for guaranteeing that upper and lower two-layer circuit board is in the off-state at ordinary times, press the key cap with the finger, the silica gel wrist can be pushed down to the below stand of keyboard, the silica gel wrist pushes down after to the end, can let the contact of the circuit board of upper strata and the contact of the circuit board of bottom, the signal of telecommunication, every contact corresponds a button, the signal of telecommunication that the contact sent. The controller recognizes the electric signal and transmits the electric signal to the computer to complete the input of the key.

The computer keyboard for keyboard study is identical to standard keyboard in appearance and consists of key caps, keyboard upper casing, key support, shading film, film circuit, lining board, lighting board, control unit, keyboard bottom casing and matched computer software. The key cap character department printing opacity, the outside is opaque, and light can be from up going up to the character department and see through down. The key support uses the printing opacity material, and light can be followed and up passed through key support and reachd the key cap character department and see out. A shading film is laid above the thin film circuit, and holes with the same positions and quantity as the silicon rubber bowls on the thin film circuit are formed in the shading film to cover the area outside the silicon rubber bowls. The thin film circuit uses the printing opacity material, and the thin film circuit upper strata is equipped with the silica gel bowl, uses the printing opacity material, has elasticity, warp the switch-on thin film circuit after the button is pressed and corresponds the contact, and after loosening the button, the silica gel bowl restores to the original state, and support button and key-press support reset, correspond the contact disconnection. A lining plate is arranged below the thin film circuit, the lining plate is made of light-tight materials, and small through holes are formed in the lining plate at positions corresponding to positions right below the keys. A light-emitting plate is arranged below the lining plate, light-emitting diodes with the same number as that of the computer keyboard and matched circuits are arranged on the upper surface of the light-emitting plate, and the upper parts of the light-emitting diodes are positioned in small through holes in the lining plate. Each light emitting diode is independently controlled to be turned on and turned off, each light emitting diode is located under each key, when the light emitting diodes are turned on, light is upwards transmitted to the key cap character position of each key, the character position is transparent, the light emitting diodes below other keys are not turned on, the key with the lighted character highlights the position on the keyboard, and the position of the key on the keyboard is indicated for a user. A keyboard bottom shell is arranged below the light-emitting plate.

The control unit is connected with a computer through a USB or Bluetooth, is internally connected with the keyboard thin film circuit and is connected with the light-emitting plate circuit, receives an instruction sent by the computer to control the on and off of each light-emitting diode on the light-emitting plate, and transmits a keyboard thin film circuit signal to the computer to complete the normal input of the keyboard.

The matched software runs on a computer, is connected with a keyboard through a USB or Bluetooth, displays characters on the computer, sends instructions to the keyboard through the computer, and lights the corresponding light emitting diode of the characters on the light emitting plate in the keyboard. When the corresponding light emitting diode is lighted, the light is transmitted upwards, the character position of the key is lightened, and the position of the character on the keyboard is indicated for a user.

The invention has the beneficial effects that:

the keyboard is used together with matched software, the software displays characters on a computer screen, the light-emitting diodes corresponding to the keys of the characters in the keyboard are lightened under the control of a computer, the key characters of the characters are lightened, the positions of the keys are highlighted on the keyboard, key position indications of the keys are provided for a user, the time for the user to search the keys on the keyboard is reduced, and the learning efficiency is improved.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1: computer keyboard structure layout chart applied to keyboard learning

FIG. 2: single key structure schematic diagram of computer keyboard applied to keyboard learning

FIG. 3: computer keyboard circuit schematic diagram applied to keyboard learning

A computer keyboard applied to keyboard learning is composed of the following components: the keyboard comprises a key cap (1), a keyboard upper shell (2), a key support (3), a silica gel bowl (4), a shading film (5), a thin film circuit (6), a lining plate (7), a light-emitting plate (8), a light-emitting diode (9), a control unit (10) and a keyboard bottom shell (11).

Detailed Description

FIG. 1: a structure layout diagram of a computer keyboard applied to keyboard learning:

the key caps (1) are distributed on the surface of the keyboard upper shell (2), and different keyboards have different numbers, and the figure is a standard 104 keyboard example.

The keyboard is characterized in that key supports (3) with the same number as the keys are arranged in the keyboard upper shell (2), key caps (1) are mechanically connected to the upper portions of the key supports (3), and the lower portions of the key supports (3) are in contact with the upper portions of the silica gel bowls (4).

The shading film (5) is positioned below the keyboard upper shell (2), round holes are formed in the shading film (5), the positions and the number of the round holes are the same as those of the silica gel bowls (4) on the thin film circuit (6), and the shading film (5) covers the areas, except the silica gel bowls (4), of the upper surface of the thin film circuit (6). The shading film (5) is made of opaque material with a matte surface.

The thin film circuit (6) is divided into three layers in the prior art, wherein the upper surface of the first layer is provided with silica gel bowls (4), the lower surface of the first layer is provided with conductive contacts corresponding to the positions of the silica gel bowls (4), and conductive circuits are arranged among the contacts and connected to a controller. The second layer is an insulating layer, conductive contacts are arranged on the upper surface of the third layer corresponding to the positions of the silicon rubber bowls (4), conductive circuits are arranged among the contacts and connected to the control unit (10), and the lower surface of the third layer is insulating.

The lining plate (7) is made of opaque materials with matte surfaces, the supporting effect on the thin film circuit (6) is achieved, through holes are formed below each contact of the lining plate (7) corresponding to the thin film circuit (6), and the size of each through hole is slightly larger than the size of a light emitting diode (9) on a light emitting plate (8) below the through hole. When the light emitting diode (9) is lighted, the through hole on the lining board (7) blocks most light from scattering to the periphery.

And a light-emitting diode (9) and a matched circuit are arranged on the light-emitting plate (8) corresponding to the position below each contact on the thin-film circuit (6), and each light-emitting diode (9) is independently controlled to be turned on and off by the control unit (10).

The control unit (10) is electrically connected with the controller of the thin film circuit (6) and the circuit of the luminous plate (8) and is connected with a computer host through a USB or a Bluetooth.

The keyboard bottom shell (11) is mechanically connected with the keyboard upper shell (2), and all the components are loaded inside the keyboard bottom shell.

The key cap (1) is mechanically connected with the key support (3), and the key support (3) is positioned in the keyboard upper shell (2). The key support (3) is applied in two ways: guide post structure, X structure. The invention also belongs to the protection scope of the invention by taking a guide post structure with more applications as an attached drawing of the abstract of the specification and using an X structure.

And a silica gel bowl (4) on the thin film circuit (5) is arranged below the key support (3). When the key cap (1) is pressed down, the linkage key support (3) moves downwards, the silica gel bowl (4) is extruded below the key support (3) to deform, the corresponding conductive contact below the key support is triggered, and an electric signal is sent to the control unit (10) and then is transmitted to the computer. When the key cap (1) is released, the silica gel bowl (4) is elastically reset, the contact is disconnected, and the linkage key support (3) is reset upwards. The key support (3) is made of a light-transmitting material, and light can penetrate through the inside.

The light shielding film (5) covers the thin film circuit (6). The shading film (5) is provided with holes with the same number and positions as the silica gel bowls, the diameter of each hole is slightly larger than the size of the bottom of each silica gel bowl, and the holes cover the area outside the silica gel bowls on the thin film circuit (6) and are used for reducing the scattering of light rays on the thin film circuit (6).

The thin film circuit (6) is made of transparent materials in the prior art, a silica gel bowl (4) is arranged above the uppermost film, the complete thin film circuit (6) comprises the silica gel bowl, a contact, a conducting circuit and a thin film circuit controller, and the thin film circuit (6) controller is electrically connected to the control unit (10).

The lining plate (7) is located below the thin film circuit (6) and made of opaque materials with matte surfaces, and light scattering is reduced. The lining plate (7) is provided with small through holes with the same number and positions as the light-emitting diodes (9), the hole diameter is slightly larger than the size of the upper surface of the light-emitting diodes, the thickness of the lining plate (7) is slightly higher than that of the light-emitting diodes (9), the lining plate (7) is superposed above the light-emitting plate (8), and the light-emitting diodes (9) are positioned in the small through holes at the corresponding positions of the lining plate (7). Meanwhile, the lining plate (7) plays a role in supporting the thin film circuit (6).

And the light emitting diode (9) is arranged at the position right below the corresponding key on the light emitting plate (8), and a matched circuit is arranged, and the matched circuit of the light emitting plate (8) is electrically connected to the control unit (10). The control unit (10) supplies power and controls the on and off of each light-emitting diode (9) on the light-emitting plate (8) according to the instructions of the computer. Supporting software shows the character on the computer display, sends control unit (10) of order to the keyboard through the computer, lights emitting diode (9) below corresponding character, and this emitting diode (9) back of lighting, light upwards transmits, through the aperture of welt (7), through thin-film circuit (6), through silica gel bowl (4), through key-holder (3), see through the character department on key cap (1) out. In the transmission process, the light shielding film (5) shields the light scattering of the area outside the silica gel bowl (4).

The light emitting diodes (9) are arranged on the light emitting panel (8), the circuit is divided into rows A01-A10 and columns B01-B11, each junction is connected with one light emitting diode (9), each light emitting diode (9) corresponds to one keyboard key, and the circuits of the rows and the columns are connected to an output port of the control unit (10). The control unit (10) contains all the output support circuits and control programs for A01-A10, B01-B11.

For example, the following steps are carried out: if the light emitting diode (9) at the intersection of the row A01/the column B01 corresponds to a key A of a keyboard, when the key A needs to be lightened, the control unit (10) receives a command of a computer, executes a built-in program, outputs a circuit for connecting A01 and B01, the A01 corresponds to the positive pole of the circuit, the B01 corresponds to the negative pole of the circuit, and at the moment, the light emitting diode (9) at the A01/B01 is lightened. When the light emitting diode (9) is turned off, a command is transmitted from the program to a control unit (10) of the keyboard, and the control unit (10) executes the built-in program to turn off the outputs of A01 and B01. Other control methods are the same as this. As a key indication function, only one light emitting diode (9) is lighted at a time.

The control unit (10) is connected with the thin film circuit (6), receives the conductive contact signals corresponding to the keys and transmits the conductive contact signals to a computer through a USB or a Bluetooth. When the USB is used for connecting a computer, the keyboard is powered by the USB. When using a bluetooth connection, the keyboard is powered by a built-in power supply.

Claims

1. A computer keyboard applied to keyboard learning is characterized in that: the keyboard comprises a key cap, an upper shell support, a key support, a shading film, a silica gel bowl, a thin film circuit, a lining plate, a light-emitting plate, a control unit, a keyboard bottom shell and matched computer software.

2. The computer keyboard applied to keyboard learning of claim 1, wherein: a light-emitting plate is arranged in the keyboard, light-emitting diodes with the same number as the keyboard keys are arranged on the light-emitting plate, and each light-emitting diode is independently controlled by a control unit.

3. The computer keyboard applied to keyboard learning of claim 1, wherein: a lining plate is arranged in the keyboard, and small holes are formed in the lining plate and used for placing light emitting diodes on a light emitting plate below the lining plate, so that light scattering to the periphery is reduced.

4. The computer keyboard applied to keyboard learning of claim 1, wherein: a light shielding film is arranged in the keyboard, the surface of the light shielding film is matte and covers the upper surface of the thin film circuit, holes with the same number and positions as those of the silica gel bowls on the upper surface of the thin film circuit are formed in the light shielding film, and the regions, except the silica gel bowls, on the upper surface of the thin film circuit are covered.

5. The computer keyboard applied to keyboard learning of claim 1, wherein: the matched software is connected with the keyboard through a USB or a Bluetooth to control the on and off of each light emitting diode on the light emitting plate in the keyboard, and each light emitting diode is independently controlled and does not interfere with each other.