CN113867543A

CN113867543A - Keyboard

Info

Publication number: CN113867543A
Application number: CN202111005872.3A
Authority: CN
Inventors: 李伟; 余世亮
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2021-12-31

Abstract

The invention belongs to computer input equipment, and particularly relates to a keyboard. The keyboard comprises a keyboard shell, wherein a plurality of keys are arranged on the keyboard shell, a circuit board is fixed at the bottom end of the keyboard shell, bulges are arranged at positions, corresponding to the keys, of the keyboard shell, the keys are movably connected in the bulges, the keys further comprise a plurality of pressure contact heads, a plunger is fixed at the bottom end of each pressure contact head, the plunger penetrates through the top ends of the bulges and extends into the bulges, a bearing sheet is fixed at the bottom end of the plunger, a spring is fixed between the bearing sheet and the top ends of the bulges, and an air cushion is arranged at the bottom end of the bearing sheet; according to the invention, the effect of relieving fatigue is achieved by knocking the touch pressure head and utilizing the stimulation of the touch pressure head on the fingers of a user; the invention realizes the stimulation and the pulling of the contact pressure head to the fingers through the matching of the air cushion and the contact pressure head, and prevents the burden of single stimulation to the fingers while achieving the purpose of relieving fatigue.

Description

Keyboard

Technical Field

The invention belongs to computer input equipment, and particularly relates to a keyboard.

Background

Computers become indispensable equipment in people's office work, and keyboards are indispensable in the use of computers. For the operator of the keyboard, repeated hitting of the keyboard for a long time easily causes fatigue and stiffness of fingers, and the brain of the human body is fatigued due to long-time labor. On the other hand, according to the theory of traditional Chinese medicine, the palm including the fingers of the human body has a plurality of acupuncture points, such as Shachong acupuncture point, Laogong acupuncture point and the like, and the acupuncture points are properly massaged, so that fatigue is relieved, blood circulation is enhanced, and each organ has a health care effect.

Disclosure of Invention

In order to make up for the defects of the prior art and solve the problems that fingers are easy to fatigue and stiff due to long-time repeated keyboard knocking and the brain of a person is also fatigued due to long-time labor, the invention provides the device for water body ecological restoration.

The technical scheme adopted by the invention for solving the technical problems is as follows: the keyboard comprises a keyboard shell, wherein a plurality of keys are arranged on the keyboard shell, a circuit board is fixed at the bottom end of the keyboard shell, bulges are arranged at positions, corresponding to the keys, of the keyboard shell, the keys are movably connected in the bulges, the keys further comprise a plurality of pressure contact heads, a plunger is fixed at the bottom end of each pressure contact head, penetrates through the top ends of the bulges and extends into the bulges, a bearing sheet is fixed at the bottom end of each plunger, a spring is fixed between each bearing sheet and the top end of each bulge, and an air cushion is arranged at the bottom end of each bearing sheet.

Preferably, the number of the air cushions is matched with that of the plungers, and the air cushions are positioned below the plungers.

Preferably, the touch pressure head comprises a first pressure head and a second pressure head, the first pressure head is in a convex ball shape, a groove is formed in the middle of the second pressure head, and a sweat absorbing piece is fixed at the bottom end of the groove.

Preferably, first pressure head is the transparent material of hard plastic, the second pressure head is silica gel, first pressure head and second pressure head are arranged on the carrier strip according to the mode of nine palace check, first pressure head and second pressure head interval arrangement, and the quantity of first pressure head and second pressure head on the adjacent button is inequality.

Preferably, a patch is provided within one of the first rams, the patch having letters or symbols printed thereon.

Preferably, the plunger includes first plunger and second plunger, second plunger and second pressure head fixed connection, the inside pipeline that is provided with of second plunger, pipeline and recess intercommunication, just the pipeline is through setting up through-hole and the air cushion intercommunication on the carrier sheet, first plunger and first pressure head fixed connection.

The invention has the following beneficial effects:

1. according to the invention, the user can knock the plurality of touch heads, and the effect of relieving fatigue is achieved by utilizing the stimulation of the touch heads to the fingers of the user; the air cushion prevents the bearing sheet from damaging the circuit board when a user knocks on the circuit board, and reduces noise generated when the circuit board is knocked on the other hand by utilizing the flexibility of the air cushion; sweat on the fingers is absorbed by the sweat absorbing member, so that the fingers of the user are kept dry all the time.

2. When a user clicks the key, the convex ball shape of the first pressure head is utilized to stimulate the fingers of the user so as to achieve the effect of relieving fatigue, the grooves in the middle of the second pressure head and the air cushion are matched to suck the fingers of the user, when the fingers of the user leave the key, the fingers sucked by the second pressure head are pulled, the effect of relieving fatigue is enhanced through stimulation of the first pressure head and pulling of the second pressure head, and the burden of single stimulation on the fingers is prevented; the patch is printed with letters or symbols to allow the user to intuitively know the function of the key.

3. Through inside pipeline of second plunger with inside recess and the air cushion intercommunication of second pressure head, when the button is pressed to the finger, air in the air cushion runs out in the recess of second pressure head along the pipeline, because the recess of second pressure head is plugged up to the finger, form the negative pressure in the air cushion, make the second pressure head hold the finger on the one hand, thereby realize that the finger leaves the effect that the finger was dragged to the second pressure head when the button, on the other hand blows through the air cushion and breathes in and accelerated the circulation of air on the sweat piece, the evaporation of the sweat on the sweat piece has been accelerated, improve sweat piece practicality.

Drawings

The invention will be further explained with reference to the drawings.

FIG. 1 is a front view of the present invention;

FIG. 2 is a top view of one of the keys of the present invention;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2 in accordance with the present invention;

FIG. 4 is a second top view of the key of the present invention;

fig. 5 is a cross-sectional view of the invention taken along line B-B of fig. 4.

In the figure: 1. a keyboard housing; 11. a protrusion; 2. pressing a key; 21. a pressure-contact head; 211. a first ram; 212. a second ram; 213. a groove; 214. a sweat absorbing member; 215. pasting a piece; 22. a plunger; 221. a second plunger; 222. a first plunger; 23. a carrier sheet; 24. a spring; 25. an air cushion; 3. a circuit board.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 4, a keyboard includes a keyboard housing 1, a plurality of keys 2 are provided on the keyboard housing 1, a circuit board 3 is fixed at the bottom end of the keyboard shell 1, a bulge 11 is arranged at the position of the keyboard shell 1 corresponding to each key 2, the key 2 is movably connected in the bulge 11, the key 2 further comprises a plurality of pressure contact heads 21, the bottom end of each pressure contact head 21 is fixed with a plunger 22, the plunger 22 passes through the top end of the bulge 11 and extends into the bulge 11, a bearing sheet 23 is fixed at the bottom end of the plunger 22, a spring 24 is fixed between the bearing sheet 23 and the top end of the bulge 11, the spring 24 is used for resetting the plunger 22, the bottom end of the bearing sheet 23 is provided with the air cushion 25, and the fatigue relieving effect is achieved by utilizing the stimulation of the touch heads 21 to the fingers of a user through the fact that the user knocks the touch heads 21.

As a specific embodiment of the invention, the number of the air cushions 25 is matched with that of the plungers 22, and the air cushions 25 are positioned below the plungers 22, the invention separates the bearing sheet 23 from the circuit board 3 through the air cushions 25, on one hand, the bearing sheet 23 is prevented from damaging the circuit board 3 when a user knocks, and on the other hand, the flexibility of the air cushions 25 is utilized to reduce the noise generated when knocking.

As a specific embodiment of the present invention, the pressure-sensitive head 21 includes a first pressure head 211 and a second pressure head 212, the first pressure head 211 is in a convex-spherical shape, a groove 213 is formed in the middle of the second pressure head 212, a sweat absorbing member 214 is fixed at the bottom end of the groove 213, the sweat absorbing member 214 may be made of sponge or cotton cloth, the sweat absorbing member 214 is used to absorb sweat on fingers to keep the fingers of the user dry all the time, when the user taps the key 2, the convex-spherical shape of the first pressure head 211 is used to stimulate the fingers of the user to achieve the effect of relieving fatigue, the cooperation of the groove 213 in the middle of the second pressure head 212 and the air cushion 25 is used to suck the fingers of the user, when the fingers of the user leave the key 2, the fingers sucked by the second pressure head 212 are pulled, and the effect of relieving fatigue is enhanced by the stimulation of the first pressure head 211 and the pulling of the second pressure head 212, the burden of a single stimulus on the fingers is prevented.

As a specific embodiment of the present invention, the first pressing head 211 is made of a hard plastic transparent material, the second pressing head 212 is made of silica gel, and the first pressing head 211 and the second pressing head 212 are arranged on the carrier sheet 23 in a manner of a grid of nine squares, so that the density and size of the first pressing head 211 and the second pressing head 212 on the carrier sheet 23 are appropriate, which facilitates the use of the first pressing head 211 and the second pressing head 212, and the first pressing head 211 and the second pressing head 212 are arranged at intervals, and the number of the first pressing head 211 and the second pressing head 212 on adjacent keys 2 is different, so that the effects of cross stimulation and finger pulling can be achieved, and the effect of relieving fatigue is enhanced.

In one embodiment of the present invention, a patch 215 is disposed inside one of the first pressing heads 211, and the patch 215 is printed with letters or symbols to allow a user to intuitively know the operation of the key 2.

As an embodiment of the present invention, the plunger 22 includes a first plunger 222 and a second plunger 221, the second plunger 221 is fixedly connected to the second ram 212, the second plunger 221 is internally provided with a pipeline, the pipeline is communicated with the groove 213, and the pipeline is communicated with the air cushion 25 through a through hole provided on the carrier sheet 23, the first plunger 222 is fixedly connected to the first ram 211, the present invention communicates the groove 213 inside the second ram 212 with the air cushion 25 through the pipeline inside the second plunger 221, when a finger presses the key 2, the air inside the air cushion 25 escapes from the groove 213 of the second ram 212 along the pipeline, as the finger blocks the groove 213 of the second ram 212, a negative pressure is formed inside the air cushion 25 (the volume of the air cushion 25 is much smaller than that of the key 2 of the general keyboard, and the pulling force formed by the negative pressure inside the air cushion 25 is negligible compared with the gravity of the whole keyboard, consequently the finger can not be inhaled firmly by second pressure head 212, also can not inhale through second pressure head 212 and pull the power and take whole keyboard from the desktop), make second pressure head 212 absorb the finger on the one hand to the effect that the finger pulled the finger when realizing that the finger leaves button 2 is second pressure head 212, on the other hand blows through air cushion 25 and breathes in and has accelerated the circulation of air on sweat-absorbing piece 214, has accelerated the evaporation of the sweat on sweat-absorbing piece 214, improves sweat-absorbing piece 214 practicality.

When the device is used, a user can identify the effect of the key 2 through the patch 215 in the first pressure head 211 and further hit the key 2, the convex ball shape of the first pressure head 211 is utilized to stimulate the fingers of the user to achieve the effect of relieving fatigue, in the hitting process, the sweat absorbing piece 214 in the groove 213 of the second pressure head 212 absorbs sweat on the fingers to keep the fingers of the user dry all the time, the second pressure head 212 transmits pressure to enable the bearing piece 23 to press the air cushion 25, air in the air cushion 25 flows out from the groove 213 of the second pressure head 212 along a pipeline in the second plunger 221, negative pressure is formed in the air cushion 25 due to the fact that the fingers block the groove 213 of the second pressure head 212, on one hand, the second pressure head 212 sucks the fingers, when the fingers of the user leave the key 2, the fingers sucked by the second pressure head 212 are pulled, the stimulation of the first pressure head 211 and the pulling of the second pressure head 212 are passed, the effect of alleviating fatigue has been strengthened, has prevented the burden that single stimulation brought to the finger, and on the other hand blows through the air cushion 25 and breathes in and has accelerated the circulation of air on the sweat-absorbing piece 214 for the evaporation of the sweat on the sweat-absorbing piece 214, improves sweat-absorbing piece 214 practicality.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a keyboard, includes keyboard shell (1), be provided with a plurality of buttons (2) on keyboard shell (1), its characterized in that, the bottom mounting of keyboard shell (1) has circuit board (3), the place that keyboard shell (1) corresponds every button (2) is provided with protruding (11), swing joint has button (2) in protruding (11), button (2) still include a plurality of pressure head (21), every the bottom of pressure head (21) all is fixed with plunger (22), inside plunger (22) passed the top of arch (11) and extended to arch (11), the bottom mounting of plunger (22) has carrier sheet (23), be fixed with spring (24) between the top of carrier sheet (23) and arch (11), the bottom of carrier sheet (23) is provided with air cushion (25).

2. A keyboard as claimed in claim 1, wherein the number of said air cushions (25) matches the number of plungers (22) and said air cushions (25) are located below the plungers (22).

3. A keyboard according to claim 1, wherein the touch pressure head (21) comprises a first pressure head (211) and a second pressure head (212), the first pressure head (211) is in the shape of a convex ball, a groove (213) is arranged in the middle of the second pressure head (212), and a sweat absorbing member (214) is fixed to the bottom end of the groove (213).

4. The keyboard according to claim 3, wherein the first pressing head (211) is made of a hard plastic transparent material, the second pressing head (212) is made of silica gel, the first pressing head (211) and the second pressing head (212) are arranged on the bearing sheet (23) in a grid-like manner, the first pressing head (211) and the second pressing head (212) are arranged at intervals, and the number of the first pressing head (211) and the number of the second pressing head (212) on adjacent keys (2) are different.

5. A keyboard according to claim 4, wherein a patch (215) is provided within one of the first rams (211), the patch (215) having letters or symbols printed thereon.

6. A keyboard according to claim 2, wherein the plunger (22) comprises a first plunger (222) and a second plunger (221), the second plunger (221) is fixedly connected with the second pressure head (212), the second plunger (221) is internally provided with a pipeline, the pipeline is communicated with the groove (213), the pipeline is communicated with the air cushion (25) through a through hole arranged on the bearing sheet (23), and the first plunger (222) is fixedly connected with the first pressure head (211).