CN217009017U

CN217009017U - From top to bottom fretwork formula keyboard

Info

Publication number: CN217009017U
Application number: CN202123367098.9U
Authority: CN
Inventors: 李子敏
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-07-19
Anticipated expiration: 2031-12-29

Abstract

The utility model discloses a hollow-out keyboard from top to bottom, which comprises: the key cap assembly comprises a bottom plate, an upper cover arranged on the bottom plate, a key cap assembly arranged on the upper cover, a PCB and a conduction assembly arranged between the upper cover and the bottom plate and electrically connected with the PCB. Wherein, cover on this and be formed with several upper cover through-hole, be formed with several bottom plate through-hole on this bottom plate, and this upper cover through-hole and bottom plate through-hole one-to-one intercommunication form from top to bottom hollow out construction. According to the hollow keyboard from top to bottom, when water or foreign matters fall on the keyboard, the water or the foreign matters can directly fall out through the hollow structure, the purposes of effectively preventing water and dust and preventing the accumulation of the foreign matters can be achieved, the normal use of the keyboard is ensured, the service life of the keyboard is prolonged, and the keyboard has a lighting effect.

Description

From top to bottom fretwork formula keyboard

Technical Field

The present invention relates to a keyboard, and more particularly, to a hollow-out keyboard from top to bottom.

Background

With the widespread use of computers and other electronic devices, keyboards as the primary input devices have become more prevalent. The existing keyboard has the following two defects:

(1) when water or foreign matters fall on the keyboard, the water or the foreign matters are accumulated on the surface of the keyboard or directly enter the keyboard to be accumulated, so that the appearance of the keyboard is influenced, the normal work of the keyboard is influenced, and the service life is shortened;

(2) the keyboard with the light effect has poor light-emitting effect.

SUMMERY OF THE UTILITY MODEL

In view of the above disadvantages, the present invention provides a keyboard with a hollow structure from top to bottom, wherein when water or foreign matter falls on the keyboard, the water or foreign matter can directly fall out through the hollow structure, so as to achieve the purposes of effectively preventing water and dust, and preventing accumulation of foreign matter, thereby ensuring normal use of the keyboard, prolonging the service life of the keyboard, and having a lighting effect.

The technical scheme adopted by the utility model to achieve the aim is as follows:

the utility model provides a from top to bottom fretwork formula keyboard which characterized in that includes:

a base plate;

the upper cover is arranged on the bottom plate;

a key cap assembly disposed on the upper cover, the key cap assembly comprising a plurality of key caps;

a PCB board;

the conducting assembly is arranged between the upper cover and the bottom plate and is electrically connected with the PCB;

wherein, cover on this and be formed with several upper cover through-hole, be formed with several bottom plate through-hole on this bottom plate, and this upper cover through-hole and bottom plate through-hole one-to-one intercommunication form from top to bottom hollow out construction.

As a further improvement of the utility model, the LED lamp also comprises a lamp strip which is embedded in the bottom plate and is electrically connected with the PCB.

As a further improvement of the utility model, the lamp strip is surrounded along the inner side edge of the bottom plate.

As a further improvement of the utility model, a plurality of first clamping grooves are formed on the edge of the inner side of the bottom plate, and the lamp strip is clamped in the first clamping grooves.

As a further improvement of the utility model, a plurality of rows of card slot groups are formed in the bottom plate, and each card slot group consists of a plurality of second card slots; the lamp strip is clamped in the second clamping groove and is distributed and coiled along the rows of clamping groove groups.

As a further improvement of the utility model, the LED lamp also comprises a light guide plate which is covered on the bottom plate and is positioned above the lamp strip, and a plurality of light guide plate through holes which are correspondingly communicated with the bottom plate through holes one by one are formed on the light guide plate.

As a further improvement of the present invention, the conducting assembly includes a conductive film disposed on the bottom plate and electrically connected to the PCB, and a plurality of silica gel caps disposed on the conductive film, the silica gel caps and the keycaps being disposed in one-to-one correspondence; a plurality of film through holes which are communicated with the through holes of the bottom plate in a one-to-one correspondence manner are formed on the conductive film.

As a further improvement of the utility model, the middle part of the lower end of the silica gel cap is arched upwards to form a hollow part, the lower end of the silica gel cap is abutted with the conductive film, and the upper end of the silica gel cap is provided with an action part positioned below the keycap.

As a further improvement of the utility model, a plurality of mounting seats corresponding to the plurality of keycaps one by one are formed on the upper cover, a central hole for embedding the silica gel cap from the lower end is formed in the middle of each mounting seat, and at least one clamping position is formed in each mounting seat; the lower end of the keycap is provided with a clamping shaft which is embedded into the central hole from the upper end and is positioned above the silica gel cap, and at least one buckle which is clamped into the clamping position is formed on the outer side of the clamping shaft; the plurality of upper cover through holes are distributed on the periphery of the plurality of mounting seats.

The beneficial effects of the utility model are as follows:

(1) through the hollow out construction design from top to bottom on the keyboard, when water or foreign matter fall on the keyboard, can directly fall out through hollow out construction, can play effective waterproof dustproof, prevent that the foreign matter is piled up the purpose, guarantee the normal use of keyboard, prolong its life.

(2) Through set up the lamp area on the bottom plate to set up the light guide plate and conduct and disperse light, reach the luminous, the even luminous effect of whole face of keyboard, make whole keyboard have light effect, the keyboard is whole pleasing to the eye.

The above is an overview of the technical solution of the present invention, and the present invention is further explained with reference to the accompanying drawings and the detailed description below.

Drawings

FIG. 1 is an exploded view of the present invention;

FIG. 2 is a schematic diagram of the upper surface structure of the keyboard of the present invention;

FIG. 3 is a schematic bottom view of the keyboard of the present invention;

FIG. 4 is a partial cross-sectional view of a keyboard according to the present invention;

FIG. 5 is a schematic structural view of the upper cover of the present invention;

FIG. 6 is a schematic view of the structure of the base plate of the present invention;

FIG. 7 is a schematic structural view illustrating a conductive assembly of the present invention being combined with a PCB;

fig. 8 is a schematic structural view of the silica gel cap of the present invention.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined purposes, the following detailed description of the embodiments of the present invention is provided with the accompanying drawings and the preferred embodiments.

Referring to fig. 1 to 3, an embodiment of the utility model provides a hollow-out keyboard from top to bottom, including:

a base plate 1;

an upper cover 2 arranged on the bottom plate 1;

a keycap assembly 3 disposed on the upper cover 2, the keycap assembly 3 being composed of a plurality of keycaps 31;

a PCB board 4;

a conducting component 5, which is arranged between the upper cover 2 and the bottom plate 1 and is electrically connected to the PCB 4;

wherein, be formed with several upper cover through-hole 21 on this upper cover 2, be formed with several bottom plate through-hole 11 on this bottom plate 1, and this upper cover through-hole 21 communicates with bottom plate through-hole 11 one-to-one, forms hollow out construction from top to bottom. Through set up several upper cover through-hole 21 on upper cover 2 and set up the combination of several bottom plate through-hole 11 and form hollow out construction on bottom plate 1, when water or foreign matter fall on the keyboard, can directly fall out through hollow out construction, can play effective waterproof dustproof, prevent that the foreign matter is accumulational purpose, guarantee the normal use of keyboard, prolong its life.

In this embodiment, the keyboard further includes a light strip 6 embedded in the bottom board 1 and electrically connected to the PCB board 4. The light strip 6 emits light, so that the whole keyboard has a light effect.

As for the mounting manner of the lamp strip 6, there are the following two manners:

the first mode is as follows: the light strip 6 surrounds the inner side edge of the bottom plate 1, as shown in fig. 1 and 6. Specifically, 1 inboard edge of bottom plate is formed with the first draw-in groove 12 of several, 6 cards in locating first draw-in groove 12 in the lamp area, when realizing that lamp area 6 stabilizes the installation, can also realize that the keyboard is luminous all around to shine to whole keyboard, reach the luminous effect of whole keyboard, whole pleasing to the eye.

The second mode is as follows: as shown in fig. 6, a plurality of rows of card slot sets 13 are formed in the bottom plate 1, and the card slot sets 13 are composed of a plurality of second card slots 131; the lamp strip 6 is clamped in the second clamping groove 131 and is distributed and coiled along the plurality of rows of clamping groove groups 13, so that the lamp strip 6 can be stably installed, the whole keyboard can emit light, the light emitting effect of the whole keyboard is achieved, and the whole keyboard is attractive.

In order to make each position of the keyboard emit light uniformly, as shown in fig. 1, the keyboard of this embodiment further includes a light guide plate 7 covering the bottom plate 1 and located above the lamp strip 6, and the light emitted from the lamp strip 6 is conducted and diffused by the light guide plate 7, so as to achieve the purpose of uniform light emission, thereby improving the light emitting effect of the keyboard. Simultaneously, be formed with several light guide plate through-hole 71 with bottom plate through-hole 11 one-to-one intercommunication on this light guide plate 7, combine together by upper cover through-hole 21, light guide plate through-hole 71 and bottom plate through-hole 11 promptly, form hollow out construction from top to bottom, when water or dirty thing fall the keyboard on, can directly fall out through hollow out construction, can play effective waterproof dustproof, prevent that the foreign matter is piled up the purpose, guarantee the normal use of keyboard, prolong its life. Meanwhile, the light guide plate 7 plays a role in supporting the conducting component 5, and when the keycap 31 is operated to enable the conducting component 5 to act, the conducting component 5 can be balanced up and down, and the action is stable.

In this embodiment, the light guide plate 7 may be made of acrylic plate, but may be made of other materials.

In the present embodiment, as shown in fig. 1, fig. 4 and fig. 7, the conducting assembly 5 includes a conductive film 51 disposed on the bottom plate 1 and electrically connected to the PCB 4, and a plurality of silica gel caps 52 disposed on the conductive film 51, wherein the plurality of silica gel caps 52 and the plurality of key caps 31 are disposed in a one-to-one correspondence; a plurality of thin film through holes 511 which are communicated with the bottom plate through holes 11 in a one-to-one correspondence mode are formed in the conductive thin film 51, namely the upper cover through holes 21, the thin film through holes 511, the light guide plate through holes 71 and the bottom plate through holes 11 are combined to form a hollow structure from top to bottom, when water or dirty objects fall on the keyboard, the water or the dirty objects can directly fall out through the hollow structure, the purposes of effectively preventing water and dust and preventing accumulation of foreign objects can be achieved, normal use of the keyboard is guaranteed, and the service life of the keyboard is prolonged. When the key top 31 is pressed down, the silicone cap 52 is acted on by the key top 31, and the silicone cap 52 is pressed down to be concave and deformed to contact with the conductive film 51, so that the conductive film 51 is conducted to generate a specific function. The silica gel cap 52 not only achieves the purpose of conduction, but also generates a certain pressing hand feeling.

Specifically, as shown in fig. 4 and 8, the middle of the lower end of the silicone cap 52 is arched upward to form a hollow 521, the lower end of the silicone cap 52 abuts against the conductive film 51, and the upper end of the silicone cap has an action part 522 located below the key cap 31. When the key top 31 is pressed down, the key top 31 directly acts on the action portion 522 of the silicone cap 52, and the silicone cap 52 is depressed and deformed from the hollow portion 521 to come into contact with the conductive film 51, thereby conducting the conductive film 51 and generating a specific function.

In the present embodiment, as shown in fig. 5, a plurality of mounting seats 22 corresponding to a plurality of key caps 31 one by one are formed on the upper cover 2, a central hole 221 for inserting the silicone cap 52 from the lower end is formed in the middle of the mounting seat 22, and at least one blocking position 222 is formed in the mounting seat 22; the lower end of the keycap 31 is provided with a clamping shaft 311 which is embedded into the central hole 221 from the upper end and is positioned above the silica gel cap 52, and at least one buckle 312 which is clamped into the clamping position 222 is formed on the outer side of the clamping shaft 311; the plurality of upper cover through holes 21 are distributed on the periphery of the plurality of mounting seats 22. When the key cap 31 is installed, the clamping shaft 311 at the lower end of the key cap 31 is inserted into the central hole 221 of the installation base 22, so that the buckle 312 is clamped into the clamping position 222 of the installation base 22, and when the key cap 31 is pressed down, the clamping shaft 311 can move down along the clamping position 222 to act on the silica gel cap 52, so that the purpose of accurate pressing is achieved.

It should be noted that the keyboard disclosed in the present invention is an improvement on a specific structure, and a specific control manner is not an innovative point of the present invention. The PCB, the conductive film, the light strip and other components involved in the present invention may be universal standard components or components known to those skilled in the art, and the structure, principle and control method thereof are known to those skilled in the art through technical manuals or through routine experimentation.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that other structures obtained by using the same or similar technical features as the above-described embodiments of the present invention are within the protection scope of the present invention.

Claims

1. The utility model provides a from top to bottom fretwork formula keyboard which characterized in that includes:

a base plate;

the upper cover is arranged on the bottom plate;

the key cap component is arranged on the upper cover and consists of a plurality of key caps;

a PCB board;

2. The hollow-out keyboard of claim 1, further comprising a light strip embedded in the bottom plate and electrically connected to the PCB.

3. The hollow-out keyboard of claim 2, wherein the light band is wrapped around the inner edge of the bottom plate.

4. The hollow-out keyboard of claim 3, wherein a plurality of first slots are formed at an inner edge of the bottom plate, and the light strip is clamped in the first slots.

5. The hollow-out keyboard of claim 2, wherein a plurality of rows of card slots are formed in the bottom plate, and the card slots are composed of a plurality of second card slots; the lamp strip is clamped in the second clamping groove and is distributed and coiled along the rows of clamping groove groups.

6. The hollow-out keyboard from top to bottom according to claim 2, further comprising a light guide plate covering the bottom plate and located above the light strip, wherein the light guide plate is formed with a plurality of light guide plate through holes in one-to-one correspondence with the bottom plate through holes.

7. The hollow-out keyboard of claim 1 or 6, wherein the conducting assembly comprises a conductive film disposed on the bottom plate and electrically connected to the PCB, and a plurality of silica gel caps disposed on the conductive film, the silica gel caps corresponding to the keycaps one by one; a plurality of film through holes which are communicated with the through holes of the bottom plate in a one-to-one correspondence manner are formed on the conductive film.

8. The hollow-out keyboard of claim 7, wherein the middle of the lower end of the silicone cap is arched upwards to form a hollow portion, the lower end of the silicone cap is abutted against the conductive film, and the upper end of the silicone cap has an action portion located under the key cap.

9. The hollow-out keyboard of claim 7, wherein the upper cover is formed with a plurality of mounting seats corresponding to the plurality of keycaps one by one, a central hole for the silica gel cap to be inserted from the lower end is formed in the middle of the mounting seat, and at least one clip is formed in the mounting seat; the lower end of the keycap is provided with a clamping shaft which is embedded into the central hole from the upper end and is positioned above the silica gel cap, and at least one buckle which is clamped into the clamping position is formed on the outer side of the clamping shaft; the plurality of upper cover through holes are distributed on the periphery of the plurality of mounting seats.