CN212625306U

CN212625306U - Double-elastic-piece ultra-thin dustproof and waterproof optical axis key switch

Info

Publication number: CN212625306U
Application number: CN202020602767.2U
Authority: CN
Inventors: 张建; 臧琛
Original assignee: Dongguan Hejin Electronic Technology Co ltd
Current assignee: Dongguan Hejin Electronic Technology Co ltd
Priority date: 2020-04-21
Filing date: 2020-04-21
Publication date: 2021-02-26
Anticipated expiration: 2030-04-21

Abstract

The utility model discloses a double-elastic-piece ultrathin dustproof and waterproof optical axis key switch, which comprises an upper cover, a guide core, a spring, a sounding elastic piece and a base; the method is characterized in that: the center of the upper cover is provided with a channel hole which is in accordance with the outline of the guide core, the guide core is inserted into the channel hole of the upper cover from the lower part to fix the guide core, the middle of the guide core is provided with a circular guide pillar which extends downwards, a spring is sleeved into the periphery of the guide pillar from the lower part, the center of the base is provided with a shaft hole, the shaft hole of the base is inserted into the guide core guide pillar from the lower part, the shaft hole of the base has a limiting function, so that the guide pillar moves up and down on a vertical plane, the base has a limiting function, the guide pillar is sleeved in the spring; when the sounding elastic sheet moves up and down along with the guide core, the sounding elastic sheet is separated from the guide core notch structure to be released after being bent under the guide core notch structure at a certain distance, and the sounding elastic sheet collides with the inner side of the upper cover to make a sound after rebounding.

Description

Double-elastic-piece ultra-thin dustproof and waterproof optical axis key switch

Technical Field

The utility model relates to an electronic product makes the field, especially relates to a two bullet piece ultra-thin type dustproof and waterproof optical axis key switch.

Background

The mechanical keyboard switches used in the current market mainly comprise contact type mechanical keyboard key switches and optical axis key switches developed by imitating the contact type mechanical keyboard key switches, and both have a series of problems of large overall dimension, complex structure, more structural members, unstable contact resistance (the contact type mechanical keyboard key switches), high requirements on use environments and the like; meanwhile, the processing and using cost is high, and social resources and material resources are greatly wasted. In order to solve the problems, the following double-elastic-piece ultrathin dustproof and waterproof optical axis key switch is specially and meticulously developed, and by means of the keyboard switch with the dustproof structure of the ultrathin dustproof and waterproof optical axis key switch, the series of problems that the existing keyboard switch cannot be dustproof, a computer keyboard is too thick, the cost is high, the switch output is unstable and the like are effectively solved. The quality and the quality stability of the product are improved, the requirement of the product on the application environment is reduced, the high-quality life requirement of customers is met, and natural and social resources are saved.

SUMMERY OF THE UTILITY MODEL

To the not enough of current optical axis button, this novel technical problem who solves lies in providing a double-elastic-piece ultra-thin type dustproof and waterproof optical axis button switch, and this design is installed from sound production resilient means and is matched with the structure and merge the sound simultaneously, and the product of this technique has simplified technology, simple structure, application scope wide characteristics.

The utility model adopts the following technical scheme:

a double-elastic-piece ultra-thin dustproof and waterproof optical axis key switch comprises an upper cover, a guide core, a spring, a sounding elastic piece and a base; the method is characterized in that: the center of the upper cover is provided with a channel hole which is in accordance with the outline of the guide core, the guide core is inserted into the channel hole of the upper cover from the lower part to fix the guide core, the middle of the guide core is provided with a circular guide pillar which extends downwards, a spring is sleeved into the periphery of the guide pillar from the lower part, the center of the base is provided with a shaft hole, the shaft hole of the base is inserted into the guide core guide pillar from the lower part, the shaft hole of the base has a limiting function, so that the guide pillar moves up and down on a vertical plane, the base has a limiting function, the guide pillar is sleeved in the spring; one or more sounding elastic sheet mounting structures are arranged in the base, one end of each sounding elastic sheet is mounted in the sounding elastic sheet mounting structure in the base, one side of the guide core is provided with one or more notch structures, and the other end of each sounding elastic sheet is matched with the notch structures on the guide core in an interaction manner; when the sounding elastic sheet moves up and down along with the guide core, the sounding elastic sheet is separated from the guide core notch structure to be released after being bent under the guide core notch structure at a certain distance, and the sounding elastic sheet collides with the inner side of the upper cover to make a sound after rebounding.

Preferably, the center of the upper cover is provided with a channel hole which is in accordance with the outline of the upper surface of the guide core, an upper cover limiting guide block which protrudes inwards is arranged inside the upper cover, the guide core is inserted into the channel hole of the upper cover from the lower part, guide rails are arranged on two sides of the guide core, and the upper cover limiting guide block is attached to the guide rails of the guide core for limiting, so that the upper cover and the guide core move on the same vertical plane; a guide post extending downwards is arranged in the middle of the guide core, a spring is sleeved into the periphery of the guide post of the guide core from the lower part, and the bottom surface of the upper cover is abutted against one end of the spring for limiting; one side of the guide core is provided with a light cutting part with the functions of photoelectric conduction and cutting off.

Preferably, the center of the base is provided with a shaft hole tightly attached to the guide core guide post, the guide core guide post is inserted into the shaft hole of the base from the lower part, and the surface of the base is contacted with the other end of the spring to abut against and limit the position, so that the spring cannot move and is accurately fixed between the base and the guide core; the two ends of the inner side of the base are provided with base limiting guide blocks protruding inwards, the base limiting guide blocks are limited by being attached to the guide core guide rails, when the upper cover is buckled with the base, the upper cover limiting guide blocks and the base limiting guide blocks form complete limiting guide blocks, and the guide core guide rails are tightly clamped with the limiting guide blocks, so that the guide cores slide in the limiting guide blocks in a limiting mode in an up-and-down sliding process.

Preferably, one or more sounding elastic sheet mounting structures are arranged in the base, and at least one sounding elastic sheet is mounted when the elastic sheet mounting structures are multiple.

Preferably, the inner diameter of the base shaft hole is of a polygonal structure, and a hexagonal structure is optimal.

Preferably, the upper part of the guide core is provided with a multi-structure opening, the structure opening is used for installing a key cap, and a structure barb is arranged inside the structure opening or is buckled with the key cap structure.

Drawings

Fig. 1 is a schematic view 1 of the present invention;

fig. 2 is a schematic view 2 provided by the present invention;

fig. 3 is a schematic view 3 provided by the present invention;

fig. 4 is a schematic diagram 4 of the present invention;

fig. 5 is a schematic view 5 provided by the present invention;

fig. 6 is a schematic view 6 according to the present invention;

fig. 7 is a diagram of the effect demonstration provided by the utility model.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-6, a double-elastic-piece ultra-thin dustproof and waterproof optical axis key switch includes an upper cover 25, a guide core 24, a spring 23, a sounding elastic piece 22, and a base 21; the method is characterized in that: the center of the upper cover 25 is provided with a channel hole 251 which is in accordance with the outline of the guide core, the guide core 24 is inserted into the channel hole 251 of the upper cover from the lower part to fix the guide core 24, the middle of the guide core 24 is provided with a circular guide post 244 which extends downwards, the spring 23 is sleeved into the periphery of the guide post 244 from the lower part, the center of the base 21 is provided with a regular polygonal shaft hole 214, the base shaft hole 214 is inserted into the guide core guide post 244 from the lower part, the base shaft hole 214 has the limiting function, so that the guide post 24 moves up and down in a vertical plane, the base 21 has the limiting function, so that the guide post 24 is sleeved in the ring of the spring 23; one or more sounding elastic sheet mounting structures 213 are arranged in the base 21, one end of the sounding elastic sheet 22 is mounted in the sounding elastic sheet mounting structure 213 in the base 21, one side of the guide core 24 is provided with one or more notch structures 243, and the other end of the sounding elastic sheet 22 is matched with the notch structures 243 on the guide core 24 in an interaction manner; when the guide core 24 moves up and down, the sounding elastic sheet 22 is bent under the action of the guide core notch structure 243, and after a certain distance, the notch structure 243 separated from the guide core 24 is released, and the sounding elastic sheet 22 rebounds to collide with the inner side of the upper cover 25 to make a sound.

Preferably, the center of the upper cover 25 is provided with a channel hole 251 which is in accordance with the outline of the upper surface of the guide core, an upper cover limiting guide block which protrudes inwards is arranged inside the upper cover 25, the guide core 23 is inserted into the upper cover channel hole from the lower part, guide rails 242 are arranged on two sides of the guide core 23, and the upper cover limiting guide block is attached to the guide rail 242 for limiting, so that the upper cover 25 and the guide core 24 move on the same vertical plane; a guide post 244 extending downwards is arranged in the middle of the guide core 24, the spring 23 is sleeved on the periphery of the guide post 244 from the lower part, and the bottom surface of the upper cover 25 is abutted against one end of the spring 23 for limiting; a light cutting part 241 is provided on one side of the core 24, and has a function of electrical conduction and disconnection.

Preferably, the center of the base 21 is provided with a shaft hole 214 tightly attached to the guide post 244 of the guide core 24, the base shaft hole 214 is inserted into the guide core guide post 244 from the lower part, the surface of the base 21 is contacted with the other end of the spring 23 to abut against and limit, so that the spring 23 cannot move and is accurately fixed between the base 21 and the guide core 24; the two ends of the inner side of the base 21 are provided with base limiting guide blocks 212 protruding inwards, the base limiting guide blocks 212 are attached to the guide core guide rail 242 for limiting, when the upper cover 25 is buckled with the base 21, the upper cover limiting guide blocks and the base limiting guide blocks 212 form complete limiting guide blocks, and the guide core guide rail 242 is tightly clamped with the limiting guide blocks, so that the guide core 24 slides in the limiting guide blocks in a limiting manner in the up-and-down sliding process.

Preferably, one or more sounding elastic sheet mounting structures 213 are disposed in the base 21, and at least one sounding elastic sheet 22 is mounted when there are a plurality of the elastic sheet mounting structures 213. The installation of the sound dome 22 is dependent on the customer's needs, one sound dome 22 is sufficient to meet most customer's requirements, and two sound domes 22 are louder, can also be silent without a dome, and provide the customer with a variety of alternative configurations.

Preferably, the inner diameter of the base shaft bore 214 is polygonal, preferably hexagonal. The customer discovers in long-term use because the condition of wearing and tearing can appear in long-term use with the base shaft hole in the guide core guide pillar, and the powder after wearing and tearing can cause the overstock and adsorb on the outer wall in guide core guide pillar and base shaft hole because circular shape structure, influences the flexibility of button, adopts behind the polygonized structure, can appear certain clearance around when not influencing the motion of guide core guide pillar and base shaft hole, and this clearance can be derived the powder in the button to guarantee the normal use of button.

Preferably, the upper portion of the guide core 24 is provided with a multi-structure opening 245, the structure opening 245 is used for installing a key cap, and the structure opening 245 is internally provided with a structure barb to be buckled with the key cap structure.

FIG. 7 is a diagram of the effect of the product of the present technology, wherein A is an initial state; the diagram B shows the maximum energy storage state of the generating spring, at which time the sounding spring 22 capable of generating a line bends under the action of the notch structure 243 of the guide core; the figure C is a diagram of the striking and sounding state of the sounding elastic sheet, after the sounding elastic sheet 22 is separated from the guide core and rebounds, the sounding elastic sheet 22 rebounds to strike the inner wall of the upper cover, and in order to match with the structure, the striking inner wall of the upper cover is provided with an inclined surface structure which is beneficial to rebounding of the sounding elastic sheet and full striking sounding, and the striking inclined surface is 252; d, the guide core continues to descend after the impact, so that the elastic sheet is clamped in the gap between the upper cover and the lower cover; and E, returning the sounding elastic sheet to the initial state after the guide core rises.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A double-elastic-piece ultra-thin dustproof and waterproof optical axis key switch comprises an upper cover, a guide core, a spring, a sounding elastic piece and a base; the method is characterized in that: the center of the upper cover is provided with a channel hole which is in accordance with the outline of the guide core, the guide core is inserted into the channel hole of the upper cover from the lower part to fix the guide core, the middle of the guide core is provided with a circular guide pillar which extends downwards, a spring is sleeved into the periphery of the guide pillar from the lower part, the center of the base is provided with a shaft hole, the shaft hole of the base is inserted into the guide core guide pillar from the lower part, the shaft hole of the base has a limiting function, so that the guide pillar moves up and down on a vertical plane, the base has a limiting function, the guide pillar is sleeved in the spring; one or more sounding elastic sheet mounting structures are arranged in the base, one end of each sounding elastic sheet is mounted in the sounding elastic sheet mounting structure in the base, one side of the guide core is provided with one or more notch structures, and the other end of each sounding elastic sheet is matched with the notch structures on the guide core in an interaction manner; when the sounding elastic sheet moves up and down along with the guide core, the sounding elastic sheet is separated from the guide core notch structure to be released after being bent under the guide core notch structure at a certain distance, and the sounding elastic sheet collides with the inner side of the upper cover to make a sound after rebounding.

2. The double-elastic-piece ultra-thin dustproof and waterproof optical axis key switch of claim 1, characterized in that: the center of the upper cover is provided with a channel hole which is in accordance with the outline of the upper surface of the guide core, an upper cover limiting guide block which protrudes inwards is arranged inside the upper cover, the guide core is inserted into the channel hole of the upper cover from the lower part, guide rails are arranged on two sides of the guide core, and the upper cover limiting guide block is attached to the guide rails of the guide core for limiting, so that the upper cover and the guide core move on the same vertical plane; a guide post extending downwards is arranged in the middle of the guide core, a spring is sleeved into the periphery of the guide post of the guide core from the lower part, and the bottom surface of the upper cover is abutted against one end of the spring for limiting; one side of the guide core is provided with a light cutting part with the functions of photoelectric conduction and cutting off.

3. The double-elastic-piece ultra-thin dustproof and waterproof optical axis key switch of claim 1, characterized in that: the center of the base is provided with a shaft hole tightly attached to the guide core guide pillar, the guide core guide pillar is inserted into the shaft hole of the base from the lower part, and the surface of the base is contacted with the other end of the spring to be abutted and limited, so that the spring cannot move and is accurately fixed between the base and the guide core; the two ends of the inner side of the base are provided with base limiting guide blocks protruding inwards, the base limiting guide blocks are limited by being attached to the guide core guide rails, when the upper cover is buckled with the base, the upper cover limiting guide blocks and the base limiting guide blocks form complete limiting guide blocks, and the guide core guide rails are tightly clamped with the limiting guide blocks, so that the guide cores slide in the limiting guide blocks in a limiting mode in an up-and-down sliding process.

4. The double-elastic-piece ultra-thin dustproof and waterproof optical axis key switch of claim 1, characterized in that: the base is internally provided with one or more sounding elastic sheet mounting structures, and the elastic sheet mounting structures are provided with at least one sounding elastic sheet when the number of the sounding elastic sheet mounting structures is multiple.

5. The double-elastic-piece ultra-thin dustproof and waterproof optical axis key switch of claim 1, characterized in that: the inner diameter of the base shaft hole is of a polygonal structure.

6. The double-elastic-piece ultra-thin dustproof and waterproof optical axis key switch of claim 1, characterized in that: the upper part of the guide core is provided with a multi-structure opening, the structure opening is used for installing a key cap, and a structure barb is arranged in the structure opening and is buckled with the key cap structure.