CN220272351U

CN220272351U - Mute keyboard key switch

Info

Publication number: CN220272351U
Application number: CN202321557000.2U
Authority: CN
Inventors: 黎金刚
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-06-16
Filing date: 2023-06-16
Publication date: 2023-12-29
Anticipated expiration: 2033-06-16

Abstract

The utility model discloses a mute keyboard key switch, which comprises a cover body and a base, wherein a button, a spring and a switch trigger mechanism are arranged in a mounting cavity formed by assembling the cover body and the base, the switch trigger mechanism is a metal conductive trigger structure formed by a contact piece and a terminal, an opening for the button to move is arranged on the cover body, the switch trigger mechanism is switched on and off by pressing the button, a mute pad is arranged at the lower position of the mounting cavity corresponding to the button, and the button moves along the direction of a pressing path under the action of external force to be contacted with the mute pad to realize noise reduction.

Description

Mute keyboard key switch

Technical Field

The utility model relates to the technical field of keyboard switches, in particular to a mute keyboard key switch.

Background

Computers have been an indispensable tool in modern people's work and life. Whether the keyboard is a notebook computer or a desktop computer, the keyboard is one of the most important input devices of the computer, so that the quality of the keyboard switch directly determines the use experience of the computer.

Patent CN211062629U discloses a slim keyboard switch, including upper cover, base, button, spring, switch trigger mechanism, upper cover and base lock and form and hold the chamber, the button, the spring sets up in holding the intracavity, be provided with the slider on the button, upper cover department is provided with the pipe position spout of being connected with the slider is nested, the button bottom center is drawn to empty and is formed the hollow post, is provided with the recess on the base, in the hollow post embedding recess, the recess inboard is provided with the guide slide bar position, guide slide bar position and hollow post outer wall mutual contact.

The problem in the above patent is that the key switch presses to realize the action of turning on or off the contact, the noise is big, and the key switch structure of the keyboard is optimized based on the problem.

Disclosure of Invention

The utility model aims to overcome the defects and shortcomings in the prior art and provides a mute keyboard key switch.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a silence keyboard key switch, includes lid and base, be provided with button, spring and switch trigger mechanism in the installation intracavity that lid and base assembly formed, switch trigger mechanism is by the electrically conductive trigger structure of metal that contact patch, terminal constitute, be provided with the opening that is used for supplying the button activity on the lid, realize switch trigger mechanism's break-make through pressing the button, the position is provided with the silence pad below the corresponding button in the installation intracavity, the button moves along pressing the route direction under the exogenic action and makes an uproar with the silence pad contact realization and falls.

As a preferable technical scheme of the utility model, the lower part of the button is provided with a movable rod, the base is internally provided with a movable groove which is in sliding fit with the movable rod, and the mute pad is arranged in the movable groove.

As a preferable technical scheme of the utility model, the top of the mute pad is provided with a convex block, the outer end surface of the convex block is a curved surface, and the bottom of the movable rod is provided with a groove matched with the shape of the convex block; or, the top of the mute pad is provided with a groove, the bottom of the movable rod is provided with a convex block matched with the groove in shape, and the outer end face of the convex block is a curved surface.

As a preferable technical scheme of the utility model, the button comprises an upper button and a lower button, a mute strip is arranged between the upper button and the lower button, and two ends of the mute strip are abutted against the top wall in the cover under the action of a spring.

As a preferable technical scheme of the utility model, the bottom of the lower key is provided with a circular groove, the movable rod and the lower key are integrally formed, and one end of the movable rod is connected with the inner wall of the circular groove.

As a preferable technical scheme of the utility model, one side of the upper key, which faces the lower key, is provided with a plurality of inserting rods, and the lower key is provided with inserting holes which are in inserting fit with the inserting rods corresponding to the positions of the inserting rods.

As a preferable technical scheme of the utility model, the mute pad is made of an elastomer material.

In summary, the beneficial effects of the utility model are as follows: when the keyboard switch is pressed, the lower end of the movable rod is abutted against the lower end of the mute pad, and as the mute pad is made of an elastomer material, the noise generated during contact is small, the spring is restored to deform when the button is released, and the button is reset under the action of the spring; in addition, the mute strip is abutted against the inner top wall of the cover body, and because the mute strip is made of an elastomer material, noise generated when the button is reset is very small, and the use condition of the pressing state and the reset state is considered, so that the whole keyboard switch structure is optimized, noise is reduced during use, and user experience is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a top view of the present utility model;

FIG. 3 is a cross-sectional view of the utility model A-A;

FIG. 4 is a cross-sectional view of the utility model B-B;

FIG. 5 is an enlarged view of portion C of FIG. 4;

fig. 6 is a schematic view of the structure of the push button in the present utility model.

Reference numerals: 1. a cover body; 2. a base; 3. a mounting cavity; 4. a button; 5. a switch triggering mechanism; 6. a contact piece; 7. a terminal; 8. an opening; 9. a mute pad; 10. a movable rod; 11. a movable groove; 12. a bump; 13. a groove; 14. pressing a key; 15. pressing a key; 16. a mute bar; 17. a circular groove; 18. a rod; 19. a jack; 20. and (3) a spring.

Description of the embodiments

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model.

Specific embodiments of the present utility model are described below with reference to the accompanying drawings.

The utility model provides a silence keyboard key switch as shown in fig. 1 through 6, includes lid 1 and base 2, be provided with button 4, spring 20 and switch trigger mechanism 5 in the installation cavity 3 that lid 1 and base 2 assembly formed, switch trigger mechanism 5 is by the electrically conductive trigger structure of metal that contact patch 6, terminal 7 constitute, be provided with the opening 8 that is used for supplying button 4 activity on the lid 1, realize the break-make of switch trigger mechanism 5 through pressing button 4, the installation cavity 3 is provided with silence pad 9 in the lower position of corresponding button 4, button 4 moves along pressing path direction under the exogenic action and makes an uproar with silence pad 9 contact realization, and lid 11 can use transparent PC in this embodiment, also can use transparent PC+ light diffusion agent, and the printing opacity is soft, can save the scheme that current switch used the leaded light post to lead light.

The lower part of the button 4 is provided with a movable rod 10, a movable groove 11 which is in sliding fit with the movable rod 10 is arranged in the base 2, and a mute pad 9 is arranged in the movable groove 11; the top of the mute pad 9 is provided with a convex block 12, the outer end surface of the convex block 12 is a curved surface, and the bottom of the movable rod 10 is provided with a groove 13 which is matched with the shape of the convex block 12; or, the top of the mute pad 9 is provided with a groove 13, the bottom of the movable rod 10 is provided with a bump 12 with the shape matched with that of the groove 13, and the outer end face of the bump 12 is a curved surface, in this embodiment, the mute pad 9 is made of an elastomer material, and can be made of a material such as silica gel, rubber, etc.

The button 4 comprises an upper button 14 and a lower button 15 which are in plug-in fit, a mute strip 16 is arranged between the upper button 14 and the lower button 15, and two ends of the mute strip 16 are abutted against the inner top wall of the cover body 1 under the action of a spring 20.

The bottom of the lower key 15 is provided with a circular groove 17, the movable rod 10 and the lower key 15 are integrally formed, one end of the movable rod 10 is connected to the inner wall of the circular groove 17, and the processing is convenient.

The upper key 14 is provided with a plurality of inserted bars 18 towards one side of the lower key 15, and the lower key 15 is provided with jacks 19 which are in plug-in fit with the corresponding inserted bars 18, so that the assembly efficiency is improved, and the assembly is convenient.

When the keyboard switch is pressed, movable rod 10 lower extreme and silence pad 9 lower extreme looks butt, because silence pad 9 adopts the elastomer material to make, the noise that produces when contacting is less, spring 20 resumes deformation when loosening button 4, button 4 resets under spring 20's effect, silence strip 16 and lid 1 inner roof looks butt, because silence strip 16 adopts the elastomer material to make, the noise that produces when button 4 resets is very little equally, this application considers pressing state and reset state's in-service behavior, optimize keyboard switch structure is whole, noise reduction when using improves user experience and feels.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the foregoing embodiments, which have been described in the foregoing description as preferred embodiments of the utility model, but rather that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.

Claims

1. The utility model provides a silence keyboard key switch, includes lid and base, be provided with button, spring and switch trigger mechanism in the installation cavity that lid and base assembly formed, switch trigger mechanism comprises contact patch, terminal metal conductive trigger structure, be provided with the opening that is used for supplying the button activity on the lid, realize switch trigger mechanism's break-make through pressing the button, its characterized in that: and a mute pad is arranged at the lower part of the mounting cavity corresponding to the button, and the button moves along the direction of the pressing path under the action of external force to be contacted with the mute pad so as to realize noise reduction.

2. The mute keyboard key switch of claim 1, wherein: the lower part of the button is provided with a movable rod, a movable groove matched with the movable rod in a sliding way is arranged in the base, and the mute pad is arranged in the movable groove.

3. The mute keyboard key switch of claim 2, wherein: the top of the mute pad is provided with a convex block, the outer end face of the convex block is a curved surface, and the bottom of the movable rod is provided with a groove matched with the convex block in shape; or, the top of the mute pad is provided with a groove, the bottom of the movable rod is provided with a convex block matched with the groove in shape, and the outer end face of the convex block is a curved surface.

4. A mute keyboard key switch as claimed in claim 2 or 3, wherein: the button comprises an upper button and a lower button, a mute strip is arranged between the upper button and the lower button, and two ends of the mute strip are abutted against the inner top wall of the cover body under the action of a spring.

5. The mute keyboard key switch of claim 4, wherein: the bottom of the lower key is provided with a circular groove, the movable rod and the lower key are integrally formed, and one end of the movable rod is connected to the inner wall of the circular groove.

6. The mute keyboard key switch of claim 4, wherein: the upper key is provided with a plurality of inserted bars towards one side of the lower key, and the lower key is provided with jacks which are in plug-in fit with the corresponding inserted bars.

7. The mute keyboard key switch of claim 1, wherein: the mute pad is made of an elastomer material.