CN217739871U

CN217739871U - Silencing space key for computer keyboard and computer keyboard

Info

Publication number: CN217739871U
Application number: CN202222050092.7U
Authority: CN
Inventors: 邓承征
Original assignee: Shenzhen Zhijian Wenchuang Technology Co ltd
Current assignee: Shenzhen Zhijian Wenchuang Technology Co ltd
Priority date: 2022-08-04
Filing date: 2022-08-04
Publication date: 2022-11-04
Anticipated expiration: 2032-08-04

Abstract

The utility model discloses a amortization blank key and computer keyboard for computer keyboard, amortization blank key includes: the space key comprises a space key body, wherein a cavity is formed in the lower surface of the space key body; the lower side of the switch device is connected with the keyboard PCB, the upper side of the switch device enters the center inside the cavity and is connected with the space key main body, and the switch device is switched on or off when the upper surface of the space key main body is knocked or released; and the vibration reduction and silencing assembly is arranged between the lattice key main body and the switch device and is positioned in the cavity. The utility model relates to a reduce resonance, reduce the sound cavity volume and reach amortization space key and computer keyboard that are used for computer keyboard of noise cancelling effect.

Description

Silencing space key for computer keyboard and computer keyboard

Technical Field

The utility model relates to a keyboard button technical field especially relates to a reduce resonance, reduce the sound cavity volume and reach amortization space key and computer keyboard that are used for keyboard of noise cancelling effect.

Background

In the prior art, in a computer keyboard, especially a mechanical keyboard, when mechanical switches on the same keyboard are all of the same specification, the hitting sound of the space key of the mechanical keyboard is greater than the hitting sound of other keys (enter key, SHIFT key, single english letter and the like) on the same mechanical keyboard. The main reason is that the volume of the space key is much larger than that of other keys, for example, about 6 times of the volume of a single key of a single english letter. Due to the molding property of the plastic material, the cavity and the weight of the space key are necessarily multiple times of those of the cavities of the common English letters when the space key is in structural design. So cause under the mechanical switch prerequisite of the same specification, the cavity sound of blank key, the resonance sound that pushes down, kick-back produced all will be bigger than ordinary key, to above-mentioned reason, this utility model discloses mainly carry out the innovative design to the structure above, reduce resonance, the sound production cavity diminishes.

Therefore, there is a need for a blank space key for computer keyboard and computer keyboard with reduced resonance and reduced volume of sound cavity to achieve sound attenuation effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a reduce resonance, reduce the chamber volume of pronouncing and reach amortization effect's a amortization space key and computer keyboard for computer keyboard.

In a first aspect, the utility model provides a technical scheme does: there is provided a mute space key for a computer keyboard, comprising:

the space key comprises a space key body, wherein a cavity is formed in the lower surface of the space key body;

the lower side of the switch device is connected with the keyboard PCB, the upper side of the switch device enters the center inside the cavity and is connected with the space key main body, and the switch device is switched on or off when the upper surface of the space key main body is knocked or released;

and the vibration reduction and noise reduction assembly is arranged between the lattice key main body and the switch device and is positioned in the cavity.

The switch device is fixed at the center of the fixing device, and space key balancing devices are respectively arranged on the left side and the right side of the fixing device.

The upper surface of damping amortization subassembly with the inside fixed connection of cavity, and the lower surface is protruding downwards and is equipped with first connection boss, the lower surface of first connection boss inwards caves in and forms first cross spread groove, first cross spread groove with switching device's cross spliced pole plug-in is connected.

The vibration-damping and noise-damping assembly includes:

the whole first substructure is a rectangular frame structure with an opening on the lower surface, the first connecting boss and the first substructure are integrally and structurally arranged in the first substructure, and the first substructure is a soft rubber material structure;

the second substructure, the second substructure has the structure of the several font of bayonet sockets for the middle part, the external shape of first substructure with the internal shape of bayonet socket matches each other, first substructure is fixed in the bayonet socket, just the upper surface of the left and right sides of second substructure is equipped with second spliced pole and thirty-square spliced pole respectively, just the second substructure is fixed in the cavity.

The space key main part corresponds second spliced pole and third spliced pole are equipped with the second respectively and connect the boss, and the boss is connected to the third, just the lower surface that boss and third are connected to the second all inwards caves in and form second spread groove and third spread groove, second spliced pole and third spliced pole respectively with plug-in connection is carried out to second spread groove and third spread groove.

The outer wall of the first substructure is bonded to the inner wall of the bayonet.

The outer wall of the first substructure is provided with a plurality of grooves corresponding to the grooves, the inner wall of the second substructure is provided with a plurality of protruding structures, and the protruding structures enter the grooves for connection.

Space key balancing unit includes forty character spliced pole and fifty character spliced pole, corresponds forty character spliced pole and fifty character spliced pole, space key main part is equipped with fourth connection boss and fifth connection boss, just the lower surface that boss and fifth connection boss are connected to the fourth all inwards caves in and forms forty character spread groove and fifty character spread groove, forty character spliced pole and fifty character spliced pole respectively with forty character spread groove and fifty character spread groove carry out the plug-in connection.

Still include first baffle and second baffle, first baffle and second baffle respectively with the cavity both sides enclose mutually and form second cavity and third cavity, just forty first spliced pole and fifty first spliced pole are located respectively in second cavity and the third cavity.

The front side of the first substructure is provided with a boss, the front side of the space key main body corresponding to the boss is provided with a notch, and the boss enters the notch to be matched so that the front side of the space key main body forms a flat structure.

In a second aspect, the present invention provides a computer keyboard, said computer keyboard comprising said silencing space key for said computer keyboard.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the switch device is isolated from the space key main body through the vibration reduction and noise reduction assembly, so that resonance is reduced;

2. the left side and the right side of the space key are designed with small cavities at the assembly parts of the balancing devices, so that vibration can be isolated, resonance is reduced, and cavity sound is reduced.

The invention will become more apparent from the following description when taken in conjunction with the accompanying drawings which illustrate embodiments of the invention.

Drawings

Fig. 1 is a schematic view illustrating an embodiment of a blank space key for a computer keyboard according to the present invention.

Fig. 2 is an exploded view of the mute space bar for a computer keyboard as shown in fig. 1.

Fig. 3 is a second angled exploded view of the mute space bar for a computer keyboard as shown in fig. 1.

FIG. 4 is an exploded view of the mute space bar for a computer keyboard shown in FIG. 1 from a third perspective.

Fig. 5 is a schematic diagram illustrating an embodiment of the mechanical hard disk according to the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by the person skilled in the art without creative work belong to the protection scope of the present invention.

Hereinafter, if the terms "including", "having", and their derivatives are used in various embodiments of the present invention, they are intended to indicate only specific features, numbers, steps, operations, elements, components, or combinations of the foregoing, and should not be understood as first excluding the existence of, or adding to one or more other features, numbers, steps, operations, elements, components, or combinations of the foregoing.

Furthermore, to the extent that the present disclosure is directed to the terms "first," "second," "third," etc., this is used merely to distinguish one element from another, and is not intended to indicate or imply relative importance.

Unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the various embodiments of the present invention belong. The terms (such as terms defined in a commonly used dictionary) will be construed to have the same meaning as the contextual meaning in the related art and will not be construed to have an idealized or overly formal meaning unless expressly so defined in various embodiments of the present invention.

It should be noted that the present invention relates to directional terms, such as: front, back, left, right, up, down, etc. are added for a better description based on the orientation of the computer keyboard when in use.

The embodiment of the utility model provides a technical scheme is, provides a amortization blank key for computer keyboard, just the utility model relates to a computer keyboard, more specifically indicate the mechanical keyboard that a computer was used.

In one embodiment, referring to fig. 1, 2, 3 and 4, the mute space key 100 includes:

the space key comprises a space key body 1, wherein a cavity 10 is formed in the lower surface of the space key body 1;

the lower side of the switch device 2 is connected with a keyboard PCB, the upper side of the switch device 2 enters the center inside the cavity 10 and is connected with the space key main body 1, and when the upper surface of the space key main body 1 is knocked or released, the switch device 2 is switched on or off;

and the vibration and noise reduction assembly 3 is arranged between the grid key body 1 and the switch device 2 and is positioned in the cavity 10. The vibration-damping and noise-damping unit 3 is provided to reduce the vibration propagation of the space key body 1 when it is struck or raised as much as possible, and to reduce the volume of the cavity of the space key body 1 (it is clear from the following explanation how the volume of the cavity is reduced), thereby achieving the effects of reducing resonance, reducing the volume of the sound-emitting cavity, and damping noise.

The device is characterized by further comprising a fixing device 4, wherein the switch device 2 is fixed at the center of the fixing device 4, and a space key balancing device 41 and a space key balancing device 42 are respectively arranged on the left side and the right side of the fixing device 4. The fixing device 4 may be a plastic plate and is fixed to the housing of the mechanical keyboard, and the fixing device 4 is configured to fix the switch device 2 and the space

key balancing devices

41 and 42.

Further, the space key balancing means 41, 42 is provided so that the space key main body 1 can be smoothly moved downward when struck, and can be smoothly moved upward when released.

The upper surface of damping amortization subassembly 3 with the inside fixed connection of cavity 10, and the lower surface is protruding downwards and is equipped with first connection boss 33, the lower surface of first connection boss 33 is inwards sunken to form first cross connecting groove 34, first cross connecting groove 34 with switching device 2's cross connecting post 21 plug-in is connected.

It should be noted that, in the following embodiments, the vibration damping and noise reduction assembly 3 includes a first substructure 31 and a second substructure 32, and the first connection boss 33 is disposed on the lower surface of the first substructure 31. Therefore, in fig. 3, the first connecting boss 33 protruding downward from the lower surface of the vibration damping and noise reduction assembly 3 is illustrated on the first substructure 31.

With reference to fig. 2 and 3, the vibration-damping and noise-damping assembly 3 comprises:

first substructure 31, first substructure 31's whole has open-ended rectangle frame structure for the lower surface, specifically, first connection boss 33 with first substructure 31 is integrative to be structurally located in first substructure 31, first substructure 31 is a flexible glue material structure, and specifically, first connection boss 33 is located the central authorities department of first substructure 31's lower surface and be a plastic material, works as first cross connection groove 34 with when the cross-shaped connection post 21 is pegged graft, both closely cooperate, can not appear becoming flexible.

Second substructure 32, second substructure 32 has several font structures of bayonet socket 321 for the middle part, the external shape of first substructure 31 with the inside shape of bayonet socket 321 matches each other, first substructure 31 is fixed in the bayonet socket 321, just the upper surface of the left and right sides of second substructure 32 is equipped with second spliced pole 322 and thirty-character spliced pole 323 respectively, just second substructure 32 is fixed in the cavity 10.

Specifically, the upper surface of the first substructure 31 is adhered to the inner wall of the bayonet 321 by glue, so as to achieve a higher overall cooperativity between the first substructure 31 and the second substructure 32 as much as possible.

The material of the contact portion between the second substructure 32 and the inner wall of the cavity 10 may be, for example, a soft vibration-damping material, so as to achieve a better effect of blocking vibration.

The shape of the second substructure 32 conforms to the shape of the cavity 10, the upper surface of the second substructure 32 is attached to the inner wall of the lower surface of the inner cavity 10, and the second cross-connection column 322 and the third cross-connection column 323 are used to better connect with the space key main body 1, so that the overall cooperativity of the first substructure 31, the second substructure 32 and the space key main body 1 can be greatly improved.

The space key main body 1 corresponds the second connection boss 11 and the third connection boss 12 are respectively arranged on the second cross connection post 322 and the third cross connection post 323, the lower surfaces of the second connection boss 11 and the third connection boss 12 are both inwards sunken to form a second cross connection groove 111 and a third cross connection groove 121, and the second cross connection post 322 and the third cross connection post 323 are respectively connected with the second cross connection groove 111 and the third cross connection groove 121 in a plug-pull manner. Through the arrangement of the second cross connecting column 322 and the third cross connecting column 323, and the cooperation of the second connecting boss 11 and the third connecting boss 12, the second substructure 32 can be well fixed on the space key main body 1. It should be noted that the second connecting column 322 and the third connecting column 323 are tightly fitted with the second connecting slot 111 and the third connecting slot 121, respectively.

In addition, since the first substructure 31 covers the switching device 2, vibrations generated when the switching device 2 is struck are first isolated by the first substructure 31, and the second substructure 32 is provided above the first substructure 31, and the vibrations are further isolated by the second substructure 32, it is possible to greatly reduce striking noise due to vibrations.

In addition, in the prior art, the switch device is directly connected with the space key main body, when the switch device is knocked, the switch device can be regarded as a sounding device, and the cavity plays a role of a 'sound cavity' and plays a role of amplifying knocking sound. The utility model discloses in, first substructure 31 has the open-ended rectangle frame structure for the lower surface, promptly first substructure 31 is inside to have a rectangular channel, works as when switching device 2 was strikeed, the inside rectangular channel of first substructure 31 forms the effect of "sound chamber", and the volume of this rectangular channel for cavity 10 is small greatly, and "sound chamber" greatly reduces promptly, and the sound chamber has been little, and noise when switching device 2 was strikeed has just greatly reduced the effect of being enlarged to can reach the effect of noise abatement.

Referring to fig. 3, the outer wall of the first substructure 31 is provided with a plurality of grooves 311, the inner wall of the second substructure 32 is provided with a plurality of protruding structures 321 corresponding to the grooves 311, and the protruding structures 321 enter the grooves 311 for connection. This arrangement can improve the overall cooperativity of the first substructure 31 and the second substructure 32.

Referring to fig. 3, the space key balancing device 41 includes a forty-first connecting column 411 and a fifty-first connecting column 421, and is corresponding to the forty-first connecting column 411 and the fifty-first connecting column 421, the space key main body 1 is provided with a fourth connecting boss 15 and a fifth connecting boss 16, and the lower surfaces of the fourth connecting boss 15 and the fifth connecting boss 16 are all inwards recessed to form a forty-first connecting groove 151 and a fifty-first connecting groove 161, the forty-first connecting column 411 and the fifty-first connecting column 421 are respectively connected with the forty-first connecting groove 151 and the fifty-first connecting groove 161 in a plug-and-pull manner. It should be noted that the forty-first connecting column 411 and the fifty-first connecting column 421 are respectively tightly fitted with the forty-first connecting groove 151 and the fifty-first connecting groove 161.

Referring to fig. 3, the liquid crystal display panel further includes a first baffle 13 and a second baffle 14, the first baffle 13 and the second baffle 14 respectively surround two sides of the cavity 10 to form a second cavity 131 and a third cavity 141, and the forty-first connecting column 411 and the fifty-first connecting column 421 are respectively disposed in the second cavity 131 and the third cavity 141.

In the prior art, when the switch device is knocked, the space key balancing device 41 can be regarded as two sounding devices, and the cavity plays a role of a sound cavity and plays a role of amplifying the knocking sound. The utility model discloses in, first baffle 13 and second baffle 14 respectively with cavity 10 both sides enclose and form second cavity 131 and third cavity 141, work as when switching device 2 is strikeed, second cavity 131 and third cavity 141 play the effect of two "sound chambeies", and the volume of this "sound chamber" for cavity 10 volume reduces greatly, and the total volume of "sound chamber" greatly reduces promptly to can reach the effect of noise reduction.

In addition, a sound absorbing structure may be further disposed in the rectangular groove inside the first substructure 31, the second cavity 131 and the third cavity 141, and the inner walls of the three structures may be further configured to reduce the cavity noise.

Referring to fig. 4, a trapezoidal boss 312 is disposed on the front side of the first substructure 31, a trapezoidal notch 324 is disposed on the front side of the space key main body 1 corresponding to the trapezoidal boss 312, and the trapezoidal boss 312 enters the trapezoidal notch 324 for cooperation. At this time, the trapezoidal notch 324 at the front side of the space key body 1 is filled to form a flat structure, so that the front side of the space key body forms a flat structure, and the vibration damping and noise eliminating assembly 3 can be well detached by providing the trapezoidal boss 312 and the trapezoidal notch 324.

Referring to fig. 5, in one embodiment, the present invention provides a computer keyboard 200, wherein the computer keyboard 200 comprises the silencing space bar 100 for a computer keyboard.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, therefore, the invention is not limited thereto.

Claims

1. A silent space bar for a computer keyboard, comprising:

and the vibration reduction and silencing assembly is arranged between the lattice key main body and the switch device and is positioned in the cavity.

2. The blank key for computer keyboard as claimed in claim 1, further comprising a fixing means, wherein said switch means is fixed at the center of said fixing means, and a blank key balancing means is provided at each of the left and right sides of said fixing means.

3. The blank key for computer keyboard according to claim 2, wherein the vibration-damping and noise-damping member has an upper surface fixedly connected to the inside of the cavity and a lower surface having a first connecting protrusion protruding downward, the lower surface of the first connecting protrusion being recessed inward to form a first cross connecting groove, and the first cross connecting groove being connected to the cross connecting post of the switch device in a plug-in manner.

4. The blank for a computer keyboard as recited in claim 3, wherein said vibration dampening and sound dampening assembly comprises:

5. The silencing space bar for a computer keyboard of claim 4, wherein the space bar body is provided with a second connecting boss and a third connecting boss corresponding to the second connecting stud and the third connecting stud respectively, and the lower surfaces of the second connecting boss and the third connecting boss are both recessed inwards to form a second connecting groove and a third connecting groove, and the second connecting stud and the third connecting stud are respectively connected with the second connecting groove and the third connecting groove in a plug-in manner.

6. The blank space key for computer keyboard as claimed in claim 4 or 5, wherein the outer wall of the first substructure is provided with a plurality of grooves corresponding to the grooves, the inner wall of the second substructure is provided with a plurality of protruding structures, and the protruding structures enter the grooves for connection.

7. The silencing space bar for a computer keyboard of claim 2, wherein the space bar balancing device comprises a forty-first connecting column and a fifty-first connecting column, the space bar main body is provided with a fourth connecting boss and a fifth connecting boss corresponding to the forty-first connecting column and the fifty-first connecting column, the lower surfaces of the fourth connecting boss and the fifth connecting boss are both inwards recessed to form a forty-first connecting groove and a fifty-first connecting groove, and the forty-first connecting column and the fifty-first connecting column are respectively connected with the forty-first connecting groove and the fifty-first connecting groove in a plug-in manner.

8. The space bar of claim 7, further comprising a first and a second baffle, wherein the first and the second baffle surround the two sides of the cavity to form a second and a third cavity, and the forty-first and the fifty-first connecting posts are disposed in the second and the third cavities, respectively.

9. The blank key of claim 4, wherein the first substructure has a protrusion on the front side, and a notch is formed on the front side of the blank key body corresponding to the protrusion, and the protrusion enters the notch to cooperate with the notch to form a flat structure on the front side of the blank key body.

10. A computer keyboard comprising the silencing space bar for a computer keyboard as claimed in any one of claims 1 to 9.