CN217740404U - Visual keyboard - Google Patents

Abstract

The utility model discloses a visual keyboard, a serial communication port, include: the key panel is provided with a plurality of key holes, is adjacent to the key holes, is arranged at intervals, and is provided with a plurality of reset key supports, the reset key supports are provided with keycaps, and the bottom of the reset key support is provided with at least one touch control part. By adopting the design, the key caps are arranged on the key panel, so that the touch operation of the resistance screen is carried out in a key mode, the problem that the traditional resistance screen only can be operated in a single-point touch mode, the use efficiency is low, the operation is inconvenient and fast is avoided, the use mode of the resistance screen is expanded, and a new use scene is created.

Description

Visual keyboard

Technical Field

The utility model relates to a resistance screen technical field especially relates to a visual keyboard.

Background

The resistive touch screen is a sensor, which is basically a structure of a film and glass, wherein ITO (nano indium tin oxide) coatings are coated on the adjacent surfaces of the film and the glass, and the ITO has good conductivity and transparency. When the touch panel is touched, the ITO on the lower layer of the film is contacted with the ITO on the upper layer of the glass, corresponding electric signals are transmitted out through the inductor and are sent to the processor through the conversion circuit, and the electric signals are converted into X and Y values on the screen through calculation, so that the clicking action is finished and the X and Y values are displayed on the screen.

In the prior art, due to the characteristic of single-point touch of the resistive touch screen, the efficiency is low during use, so that the application of the resistive touch screen is limited.

Therefore, it is desirable to design a visual keyboard to overcome the deficiencies of the prior art.

SUMMERY OF THE UTILITY MODEL

The technical scheme adopted by the utility model for achieving the technical purpose is as follows: a visual keyboard, comprising: the key panel is provided with a plurality of key holes, is adjacent to the key holes, is arranged at intervals, and is provided with a plurality of reset key supports, the reset key supports are provided with keycaps, and the bottom of the reset key support is provided with at least one touch control part.

In a preferred embodiment, the reset key holder is in an inclined and upward extending shape.

In a preferred embodiment, a top of the reset key holder is provided with a vertically upward receiving portion, and the touch portion is disposed on a bottom surface of the receiving portion.

In a preferred embodiment, the reset key holder is made of an elastic material.

In a preferred embodiment, the keycap is fully transparent or translucent.

In a preferred embodiment, the key hole is circular or rectangular.

In a preferred embodiment, a plurality of the key holes are arranged in a matrix.

In a preferred embodiment, four touch portions are provided, and the four touch portions are arranged at equal intervals.

In a preferred embodiment, the bottom of the key panel is further provided with a plurality of longitudinal ventilation grooves and a plurality of transverse ventilation grooves, and the longitudinal ventilation grooves and the transverse ventilation grooves respectively penetrate through the key hole.

The beneficial effects of this utility are: this practicality is through setting up the key cap on keypad for the touch-control operation to the resistance screen is gone on with the form of button, has avoided traditional resistance screen can only single-point touch-control operation, leads to the availability factor low, and the operation is not convenient, has expanded the use form to the resistance screen, has created new use scene.

Drawings

FIG. 1 is a schematic structural diagram of the present invention;

FIG. 2 is an exploded view of the present application;

fig. 3 is a bottom view of the present invention.

In the figure:

10. a key panel; 101. a longitudinal vent channel; 102. a transverse vent slot; 11. a key hole; 12. a reset key holder; 121. a receiving part; 13. a keycap; 14. a touch control part.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as limited to those embodiments set forth herein.

As shown in fig. 1-3, the present invention provides a visual keyboard applied to a resistive screen, a capacitive screen, a flexible circuit board, etc., comprising: the key panel 10, the key panel 10 is equipped with a plurality of key holes 11, and is adjacent key hole 11 interval sets up, and is a plurality of all be equipped with reset key on the key hole 11 and hold in the palm 12, reset key holds in the palm and is equipped with key cap 13 on 12, reset key holds in the palm and is equipped with at least one touch-control portion 14 on 12's the bottom, and is specific, and key panel 10 installs on supporting resistive screen, and the interval sets up between key panel 10 and resistive screen, and key cap 13 holds in the palm 12 through reset key and sets up in key hole 11, and when key cap 13 receives external pressure and sinks, key cap 13 is with pressure transmission to reset key on holding in the palm 12, and reset key holds in the palm 12 and produces deformation and sinks in step, and at least one touch-control portion 14 that sets up at reset key support 12 bottom at this moment is held in the palm 12 by reset key and is driven to sink, with the resistive screen contact underneath, and with pressure transmission to resistive screen on, resistive screen is through the algorithm that presets, calculates the range that touch-control portion 14 applied force was done, and control resistive screen shows the procedure of this within range, thereby promote resistive screen's availability factor, promotes user's experience.

Optionally, at least two bearing points (not shown in the figure) are arranged on the bottom surface of each key panel 10 around each key hole 11, and the bearing points are used for separating the bottom surface of the key panel 10 from the resistor screen, so that the key panel 10 is prevented from being pressed on the resistor screen, and the operation of a user cannot be identified by the resistor screen.

It should be noted that when the number of the touch portions 14 is two, the two touch portions 14 are diagonally arranged, and when the number of the touch portions 14 is three, the touch portions are arranged in a triangle; when four, the number of the grooves is set in a rectangular shape, and the specific number can be determined according to actual use requirements.

Further, in this embodiment, reset key holds in the palm 12 and is the slope form that upwards extends, and is concrete, reset key holds in the palm 12 and upwards extends to the slope of key hole 11 center from the week side of key hole 11, makes key cap 13 when installing on reset key holds in the palm 12, has certain spacing distance between key cap 13 and the resistance screen, avoids the mistake to touch, makes reset key hold in the palm 12 simultaneously when receiving the pressure of key cap 13 transmission, can have the space to deform and push down, produces the feedback and feels, convenient to use person discerns whether to press down to target in place.

Further, a bearing portion 121 is disposed on the top of the reset key holder 12, the bearing portion 121 is used for being connected to an outer side wall of the key cap 13, the connection mode can be selected as bonding fixation, the bearing portion 121 and the reset key holder 12 are integrally disposed, the two touch portions 14 are disposed on the bottom surface of the bearing portion 121, when the bearing portion 121 is subjected to pressure transmitted by the key cap 13, the bearing portion 121 sinks to drive the two touch portions 14 to sink synchronously, so that the two touch portions 14 contact with the resistive screen at the same time to transmit the pressure to the resistive screen, wherein a bearing portion (not shown in the figure) for bearing the key cap 13 may be further disposed on the bearing portion 121, the bearing portion may be disposed on an inner side wall of the bearing portion 121 and extends and protrudes horizontally toward a center line of the key hole 11, so that the bottom of the key cap 13 is abutted against the bearing portion, so that the key cap 13 transmits the pressure to the reset key holder 12, and the stability of the key cap 13 and the reset key holder 12 is improved.

Further, in this embodiment, reset key holds in the palm 12 and adopts elastic material to make, and is specific, and reset key holds in the palm materials of 12 and preferably selects materials such as rubber or silica gel, and with low costs, have the function that can the reconversion after deformation, make reset key hold in the palm 12 after losing external pressure, can the characteristic of material itself recover the normal position down to drive key cap 13 recovery normal position, subsequent use of being convenient for.

Further, in the present embodiment, the key cap 13 is in a full transparent or semi-transparent state, specifically, the present invention is preferably in a full transparent state, and the transparent characteristic of the key cap 13 enables a user to clearly observe the content displayed on the resistive screen located below the key panel 10 when pressing the key cap 13, which is convenient for the user to identify, wherein the material of the key cap 13 includes but is not limited to ABS, PC, glass, acrylic, and other materials.

Further, in the present embodiment, the key holes 11 are circular or rectangular, and specifically, in the present embodiment, the key holes 11 are preferably rectangular, so that when a plurality of key holes 11 are arranged on the key panel 10, the number of key holes 11 can be increased to the greatest extent, and the key panel 10 has neat and tidy aesthetic properties.

Further, in this embodiment, the plurality of key holes 11 are arranged in a matrix on the key panel 10, specifically, in this embodiment, the key panel 10 is arranged in a rectangular shape, so that when the plurality of key holes 11 are arranged in a matrix, the number of key holes 11 can be increased to the maximum extent in a limited area, and the number of key holes 11 that are not increased indicates that the visual keyboard can have at least one more pre-stored program.

Further, in this embodiment, four touch portions 14 are provided, four touch portions 14 are equidistantly disposed at the bottom of the reset key holder 12, specifically, four touch portions 14 are provided, and four touch portions 14 are equidistantly disposed, so that no matter what shape the reset key holder 12 is, the connection lines between the four touch portions 14 are all rectangular, when the four touch portions 14 are driven by the reset key holder 12 and are simultaneously in contact with the resistive screen, a rectangular stressed area is defined on the resistive screen, so that the resistive screen can accurately identify the stressed range, and a preset program in a relevant range is run, thereby improving the accuracy of triggering, and the four touch portions 14 are disposed, so that the resistive screen can accurately identify the applied pressure range even if the four touch portions 14 are in contact with the resistive screen for different time and different force application sizes.

It should be noted that the four touch portions 14 all protrude from the bottom plane of the receiving portion 121, so that when the reset key holder 12 sinks, the four touch portions 14 contact the resistive screen, and the receiving portion 121 cannot contact the resistive screen under the structure of the touch portions, thereby avoiding the occurrence of a false touch.

Further, in this embodiment, the bottom of the key panel 10 is further provided with a plurality of longitudinal ventilation grooves 101 and a plurality of transverse ventilation grooves 102, the longitudinal ventilation grooves 101 and the transverse ventilation grooves 102 respectively penetrate through the key hole 11, specifically, the longitudinal ventilation grooves 101 and the transverse ventilation grooves 102 enable generated gas to be discharged to the outside of the key panel 10 through the longitudinal ventilation grooves 101 and the transverse ventilation grooves 102 when the key cap 13 is pressed, so as to prevent the key cap 13 from being adsorbed on the key panel 10 due to the fact that the key cap 13 cannot rise due to air pressure when the key cap 13 rises.

In conclusion, the key cap is arranged on the key panel, so that the touch operation on the resistance screen is performed in a key mode, the phenomenon that the traditional resistance screen can only be operated by a single-point touch mode is avoided, the using efficiency is low, the operation is inconvenient, the using mode of the resistance screen is expanded, and a new using scene is created.

The present invention is not limited solely to that described in the specification and the embodiments, and additional advantages and modifications will readily occur to those skilled in the art, and it is not intended to be limited to the specific details, representative apparatus, and illustrative examples shown and described herein, without departing from the spirit and scope of the general concept as defined by the appended claims and their equivalents.

Claims (9)

1. A visual keyboard, comprising: the button panel, the button panel is equipped with a plurality of key holes, and is adjacent the key hole interval sets up, and is a plurality of all be equipped with the reset key on the key hole and hold in the palm, the reset key is held in the palm and is equipped with the key cap, be equipped with at least one touch-control portion on the bottom that the reset key held in the palm.

2. A visual keyboard according to claim 1, wherein the reset key holder is obliquely upwardly extending.

3. A visual keyboard according to claim 2, wherein the top of the reset key holder is provided with a vertically upward receiving portion, and the touch portion is provided on the bottom surface of the receiving portion.

4. A visualization keyboard as recited in claim 1, wherein said reset key pad is made of an elastic material.

5. A visual keyboard according to claim 1, wherein the key cap is fully transparent or translucent.

6. A visual keyboard according to claim 1, wherein the key holes are circular or rectangular.

7. A visual keyboard according to claim 1, wherein said plurality of key holes are arranged in a matrix.

8. A visual keyboard according to claim 1, wherein there are four touch portions, and four touch portions are equidistantly disposed at the bottom of the reset key holder.

9. A visual keyboard according to claim 1, wherein the bottom of the key panel is further provided with a plurality of longitudinal ventilation grooves and a plurality of transverse ventilation grooves, and the longitudinal ventilation grooves and the transverse ventilation grooves respectively penetrate through the key holes.

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