CN218447669U - Simple keyboard with elastic structure - Google Patents

Abstract

The utility model provides a simple elastic structure keyboard, which comprises a bottom cover and an upper cover, wherein the bottom cover is provided with a limiting mechanism for limiting the movement of the upper cover in the vertical direction and the horizontal direction; the top of upper cover has the limiting plate of the inside roll over shaping of turning on one's side, from the top down has set gradually fixed plate, the cotton piece of silence, the pad of noise elimination under the axle, PCB board and silica gel pad between limiting plate and the bottom, the utility model discloses a design fixed plate, the cotton piece of silence, the pad of noise elimination under the axle and PCB board for integral keyboard module to set up the silica gel pad between PCB board and bottom plate, with the whole soft contact who realizes keyboard module and silica gel pad, make the keyboard module have the elastic effect on the whole, when knocking the keyboard, can enough play the guard action to the PCB board, also can improve the leakproofness of keyboard module, when knocking the keyboard, guarantee the uniformity of every button feeling and sound repayment moreover, avoid the appearance of cavity sound, reduced the operation fatigue and felt.

Description

Simple keyboard with elastic structure

Technical Field

The utility model belongs to the technical field of the keyboard design technique and specifically relates to a brief type elastic construction keyboard is related to.

Background

A keyboard is a command and data input device used to operate equipment and also refers to a set of function keys (e.g., typewriter, computer keyboard) arranged to operate a machine or equipment through a system. With the gradual improvement of the living standard of people in recent years, the requirements of people on the keyboard are also gradually improved. From the current keyboard market, keyboards are classified by architecture into membrane keyboards and mechanical keyboards, wherein the mechanical keyboards are favored by game players and IT practitioners in view of their ability to create a special feel for game entertainment or text entry.

At present, current mechanical keyboard is the structure of whole rigid body or local elastomer, when using, can not realize effectual protection to the PCB board, causes the PCB board to take place to damage after long-time the use easily to, the keyboard structure of whole rigidity or local elasticity formula also can make and produce certain cavity sound when knocking the keyboard, causes the inconsistent scheduling problem of sound repayment, influences the operation and feels.

SUMMERY OF THE UTILITY MODEL

The utility model provides a brief type elastic construction keyboard to current mechanical keyboard who proposes in solving above-mentioned background art adopts rigid body or local elastomer, can not effectively protect the PCB board, and produces the cavity when knocking the keyboard because of, influences the inconsistent problem of feeling and sound repayment.

The technical scheme of the utility model is realized like this:

a simple keyboard with an elastic structure comprises a bottom cover and an upper cover, wherein the bottom cover is provided with a limiting mechanism for limiting the upper cover to move in the vertical direction and the horizontal direction; the top of upper cover has the limiting plate of the inside roll over shaping, from the top down has set gradually fixed plate, the cotton piece of silence, the noise damping pad under the axle, PCB board and silica gel pad between limiting plate and the bottom, set firmly mechanical axis body on the PCB board, mechanical axis body is connected PCB board, the noise damping pad under the axle, the cotton piece of silence and fixed plate and is formed monolithic structure, PCB board and silica gel pad in close contact with.

Preferably, the limiting mechanism comprises a plurality of inwards-concave vertical limiting grooves formed in the side face of the bottom cover and a plurality of vertical limiting convex blocks arranged above the edge of the bottom cover; the inner wall position of upper cover has a plurality of spacing archs with perpendicular spacing groove matched with, vertical spacing lug upwards extends to the spacing intracavity that forms between upper cover and the limiting plate.

Preferably, the fixing plate is provided with a guide rod penetrating through the mute cotton sheet, the axial silencing pad and the PCB, the bottom cover is fixedly provided with a shaft sleeve corresponding to the guide rod, and the lower end of the guide rod extends into the shaft sleeve and is in sliding connection with the shaft sleeve.

Preferably, a key cap is mounted above the mechanical shaft body.

Preferably, foot pads are installed at four corners of the bottom cover, and the lower surfaces of the foot pads extend to the lower position of the bottom cover.

Preferably, foot rests for adjusting the angle of the keyboard are mounted on two sides of the front of the lower surface of the bottom cover.

By adopting the technical scheme, the beneficial effects of the utility model are that:

the utility model discloses a with the fixed plate, the cotton piece of silence, off-axis noise reduction pad and PCB board design are integral keyboard module, and set up the silica gel pad between PCB board and bottom plate, with the whole soft contact who realizes keyboard module and silica gel pad, make the keyboard module have the elastic effect on the whole, when knocking the keyboard, can enough play the guard action to the PCB board, also can improve the leakproofness of keyboard module, and when knocking the keyboard, guarantee that every button is felt and the uniformity of sound repayment, avoid the appearance of cavity sound, the operation fatigue is felt has been reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

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

fig. 2 is a perspective view of the bottom cover of the present invention;

FIG. 3 is a partial assembly view of the present invention;

FIG. 4 is a second partial assembly view of the present invention;

fig. 5 is a third partial assembly view of the present invention.

Wherein:

1. an upper cover; 101. a limiting plate; 102. a limiting cavity; 103. a limiting bulge; 2. a keycap; 3. a mechanical shaft body; 4. a fixing plate; 5. a mute cotton piece; 6. an under-shaft sound-damping pad; 7. a PCB board; 8. a silica gel pad; 9. a bottom cover; 901. a vertical limit groove; 902. a vertical limit bump; 10. a foot pad; 11. a foot rest; 12. a guide bar; 13. and a shaft sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in the figure, the keyboard with a simple elastic structure comprises a bottom cover 9 and an upper cover 1, wherein a limiting mechanism for limiting the upper cover 1 to move in the vertical direction and the horizontal direction is arranged on the bottom cover 9; the top of upper cover 1 has inside turn over the fashioned limiting plate 101 of roll over, from the top down has set gradually fixed plate 4, the cotton piece 5 of silence, the undershaft amortization pad 6, PCB board 7 and silica gel pad 8 between limiting plate 101 and the bottom 9, set firmly mechanical axis body 3 on the PCB board 7, mechanical axis body 3 is connected PCB board 7, the undershaft amortization pad 6, the cotton piece 5 of silence and fixed plate 4 and is formed monolithic structure, PCB board 7 and silica gel pad 8 in close contact with.

In the structure, the lower end of the limiting plate 101 is positioned above the fixing plate 4, so that the limiting effect on the fixing plate 4 can be achieved; mechanical axis body 3 card is established on fixed plate 4, and the lower extreme of mechanical axis body 3 is connected with PCB board 7, can be with fixed plate 4, the cotton piece of silence 5, the noise damping pad 6 and PCB board 7 are connected under the axle, form integral keyboard module, so, when knocking the keyboard, integral keyboard module can produce the effect of bulk movement when the atress, be favorable to guaranteeing the uniformity that every button was felt, and set up silica gel pad 8 in PCB board 7's below, can move down with silica gel pad 8 contact when keyboard module, realize the purpose of soft contact, further promote and feel, and can play the guard action to PCB board 7 to a certain extent, furthermore, it can also play good sealed effect to increase silica gel pad 8, avoid external dust to get into the position at PCB board 7 and cause the problem that PCB board 7 damaged.

Specifically, the limiting mechanism comprises a plurality of inward-recessed vertical limiting grooves 901 formed in the side surface of the bottom cover 9, and a plurality of vertical limiting lugs 902 formed above the edge of the bottom cover 9; the inner wall of the upper cover 1 is provided with a plurality of limiting protrusions 103 matched with the vertical limiting grooves 901, and the vertical limiting protrusions 902 extend upwards into a limiting cavity 102 formed between the upper cover 1 and the limiting plate 101.

More specifically, as shown in fig. 3, the vertical limit bump 902 is located in the limit cavity 102 formed between the upper cover 1 and the limit plate 101, and can limit the degree of freedom of the upper cover 1 in the horizontal direction relative to the bottom cover 9; as shown in fig. 4, the limiting protrusion 103 on the inner wall of the upper cover 1 is clamped in the vertical limiting groove 901 of the bottom cover 9, so as to limit the degree of freedom of the upper cover 1 in the vertical direction relative to the bottom cover 9, both the upper cover 1 and the lower cover are made of engineering plastics, and can generate a certain elastic deformation during assembly, so that the limiting protrusion 103 is placed in the vertical limiting groove 901.

Specifically, install the guide bar 12 that link up in silence cotton piece 5, axial amortization pad and PCB board 7 on fixed plate 4, set firmly on bottom 9 and be equipped with the axle sleeve 13 corresponding with guide bar 12 position, guide bar 12 lower extreme extends to in the axle sleeve 13 and with axle sleeve 13 sliding connection, as shown in fig. 5, the purpose that sets up guide bar 12 and axle sleeve 13 is in order when strikeing the keyboard, integral keyboard module can go on up-and-down motion in vertical direction, avoid producing the slope and influence and strike and feel.

Specifically, the key cap 2 is installed to the top of machinery axis body 3, callus on the sole 10 is installed to the bottom four corners position of bottom 9, and the lower surface of callus on the sole 10 extends to the lower position of bottom 9, foot rest 11 that is used for adjusting the keyboard angle is installed to the lower surface the place ahead both sides position of bottom 9.

In addition, besides the above structure, the keyboard of this embodiment may further optionally be equipped with components such as an LED lamp, a lampshade, a coding switch, a knob shaft seat, and a side rotation roller.

The simple elastic structure keyboard replaces a conventional mechanical keyboard with a positioning plate fixing structure by a structure that the whole keyboard module is in whole contact with the silica gel pad 8, and reduces fatigue of a user in the keyboard using process by soft contact of the module and the silica gel; compared with the traditional hull structure, the ship hull structure is sealed by silica gel, so that the inconsistency of sound caused by different bottom-touching feedback when a mechanical keyboard is used is avoided; compared with the TOP structure and the steel-free structure, the structure can simultaneously take the advantages of the TOP structure and the steel-free structure into consideration.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. A simple elastic structure keyboard is characterized in that: the device comprises a bottom cover (9) and an upper cover (1), wherein a limiting mechanism for limiting the upper cover (1) to move in the vertical direction and the horizontal direction is arranged on the bottom cover (9); the top of upper cover (1) has limiting plate (101) of inwards turning over the roll over shaping, from the top down has set gradually between limiting plate (101) and bottom (9) fixed plate (4), silence cotton piece (5), the undershaft amortization pad (6), PCB board (7) and silica gel pad (8), mechanical axis body (3) have set firmly on PCB board (7), mechanical axis body (3) are connected PCB board (7), the undershaft amortization pad (6), silence cotton piece (5) and fixed plate (4) and are formed monolithic structure, there is 16 little round platform direct contacts between PCB board (7) and silica gel pad (8).

2. A reduced elastic construction keyboard according to claim 1, wherein: the limiting mechanism comprises a plurality of inwards concave vertical limiting grooves (901) arranged on the side surface of the bottom cover (9) and a plurality of vertical limiting lugs (902) arranged above the edge of the bottom cover (9); the inner wall of the upper cover (1) is provided with a plurality of limiting protrusions (103) matched with the vertical limiting grooves (901), and the vertical limiting protrusions (902) extend upwards into a limiting cavity (102) formed between the upper cover (1) and the limiting plate (101).

3. A reduced elastic construction keyboard according to claim 1, wherein: silica gel pad (8) are fixed in the bottom, and fixed plate (4) lower part week circle muscle position is fixed again on silica gel pad (8), and mechanical axis body (3) are installed in fixed plate (4) and are link up in cotton piece of silence (5), the noise attenuation pad (6) and PCB board (7) down, and there is 16 little round platforms in silica gel pad (8) middle part and directly withstands PCB board (7).

4. A reduced elastic construction keyboard according to claim 1, wherein: the key cap (2) is installed to the top of machinery axis body (3), when pressing the key cap, exerts on 16 round platforms of conducting silica gel pad (8), and the little round platform is elastic, can play shock attenuation, comfortable effect.

5. A reduced elastic construction keyboard according to claim 1, wherein: foot pads (10) are installed at the bottom four corners of the bottom cover (9), and the lower surface of each foot pad (10) extends to the position below the bottom cover (9).

6. A reduced elastic construction keyboard according to claim 1, wherein: foot rests (11) used for adjusting the angle of the keyboard are mounted on two sides of the front of the lower surface of the bottom cover (9).

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