CN220155421U - Elastic shaft body assembly - Google Patents

Abstract

The utility model belongs to the technical field of computer input equipment, and particularly relates to an elastic shaft body assembly, which comprises a shaft body and a fixed plate, wherein a through hole is formed in the fixed plate, an elastic piece is coated at the bottom of the shaft body, the shaft body and the elastic piece are arranged in the through hole, when a keyboard is used, the elastic piece is coated at the bottom of the shaft body, so that the impact force generated when the shaft body is pressed down can be buffered, each independent shaft body has an elastic effect, and the noise and the impact force generated by the impact when the shaft body is pressed down can be absorbed, so that the effects of noise reduction, noise reduction and shaft body protection are achieved.

Description

Elastic shaft body assembly

Technical Field

The utility model belongs to the technical field of computer input equipment, and particularly relates to an elastic shaft body assembly.

Background

The keyboard is an external device which is indispensable in daily office and games, the operation of the games and the input of characters are controlled through the keyboard, most of the keyboards used at present are mechanical keyboards, and the shaft body is an essential component of the mechanical keyboards.

But current keyboard, the axis body is direct with fixed medium plate and PCB board connection, because axis body and fixed medium plate and PCB board rigid connection when pressing, the axis body rebound effect still can produce great noise, and permanent use also has very big wearing and tearing to the axis body.

Disclosure of Invention

The utility model aims at: aiming at the defects of the prior art, an elastic shaft body assembly is provided to solve the problems that the existing method has poor rebound effect on the shaft body, can generate larger noise and has short service life.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides an elasticity axis body subassembly, includes axis body and fixed plate, the through-hole has been seted up on the fixed plate, the axis body set up in the through-hole, the bottom cladding of axis body has the elastic component, the elastic component part holding in the axis body with between the fixed plate.

Further, the elastic piece comprises a first elastic structure and a second elastic structure, the first elastic structure is connected with the second elastic structure, the first elastic structure is arranged between the shaft body and the fixing plate, the second elastic structure is arranged below the first elastic structure, and the second elastic structure is in contact with the bottom of the shaft body.

Further, the device further comprises a third elastic structure, wherein the third elastic structure is arranged on the first elastic structure and is coated on the interface of the upper cover and the lower cover.

Further, the downside of fixed plate still is provided with the PCB board, second elastic structure is located the axis body bottom with between the PCB board.

Further, the second elastic structure comprises a connecting rib and a gasket, wherein the connecting rib is connected with the gasket, and the gasket is connected with the first elastic structure through the connecting rib.

Further, the connecting ribs are arranged along the circumferential direction of the gasket.

Further, the gasket is provided with a first keep-out area.

Further, the shaft body further comprises an upper cover, a lower cover and a main shaft, the main shaft penetrates through the upper cover and the lower cover, a spring is sleeved on the main shaft in the lower cover, welding pins and positioning columns are arranged at the bottom of the lower cover, the positioning columns are symmetrically distributed on two sides of the bottom of the lower cover, LED lamps are arranged on one side of the lower cover, a first elastic structure surrounds the side wall of the lower cover, and a second elastic structure is in contact with the bottom of the lower cover.

Further, the first void area comprises a first void hole, a second void hole, a third void hole and a fourth void hole, wherein the first void hole penetrates through the gasket and is arranged in the center of the gasket, the second void hole is correspondingly arranged with the positioning column, the third void hole is correspondingly arranged with the welding leg, and the fourth void hole is correspondingly arranged with the LED lamp.

Further, the first elastic structure, the second elastic structure and the third elastic structure are integrated.

The elastic shaft body assembly has the beneficial effects that the elastic shaft body assembly comprises the shaft body and the fixing plate, the fixing plate is provided with the through hole, the elastic piece is coated at the bottom of the shaft body, the shaft body and the elastic piece are arranged in the through hole, when the keyboard is used, the elastic piece is coated at the bottom of the shaft body, so that the impact force generated when the shaft body is pressed down can be buffered, each independent shaft body has an elastic effect, and the noise and the impact force generated by the impact when the shaft body is pressed down can be absorbed, so that the effects of noise reduction, noise reduction and shaft body protection are achieved.

Drawings

Features, advantages, and technical effects of exemplary embodiments of the present utility model will be described below with reference to fig. 1 to 5.

FIG. 1 is an exploded view of the overall structure of a shaft assembly according to an embodiment;

FIG. 2 is a cross-sectional view of the overall structure of a shaft body in one embodiment;

FIG. 3 is a cross-sectional view of A-A of a shaft body in one embodiment;

FIG. 4 is a schematic overall structure of an elastic member according to the first embodiment;

FIG. 5 is a schematic view showing the whole assembly of an elastic member in the second embodiment;

fig. 6 is a schematic overall structure of the elastic member in the second embodiment.

In the figure: 1. a shaft body; 2. an elastic member; 3. a fixing plate; 4. a PCB board;

11. a main shaft; 12. a spring; 13. an upper cover; 14. a lower cover; 15. welding feet;

21. a first elastic structure; 22. a second elastic structure; 23. a first keep-out area; 24. a second keep-out area; 26. a third elastic structure;

221. a connecting rib; 222. a gasket;

231. a first clearance hole; 232. a second clearance hole; 233. a third clearance hole; 234. and a fourth clearance hole.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs; the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model; the terms "comprising" and "having" and any variations thereof in the description of the utility model and the claims and the description of the drawings above are intended to cover a non-exclusive inclusion.

In the description of embodiments of the present utility model, the technical terms "first," "second," and the like are used merely to distinguish between different objects and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, a particular order or a primary or secondary relationship. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more unless explicitly defined otherwise.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the utility model. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those skilled in the art will explicitly and implicitly understand that the embodiments described herein may be combined with other embodiments.

In the description of the embodiments of the present utility model, the term "and/or" is merely an association relationship describing an association object, and means that three relationships may exist, for example, a and/or B may mean: a alone, both a and B, and a plurality of cases alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.

In the description of the embodiments of the present utility model, the term "plurality" means two or more (including two), and similarly, "plural sets" means two or more (including two), and "plural sheets" means two or more (including two).

In the description of the embodiments of the present utility model, the positional or positional relationship indicated by the technical terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. are based on the positional or positional relationship shown in the drawings, and are merely for convenience of description and simplification of the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the embodiments of the present utility model.

In describing embodiments of the present utility model, unless explicitly stated and limited otherwise, the terms "mounted," "connected," "secured" and the like should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; or may be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those skilled in the art according to specific circumstances.

The present utility model will be described in further detail with reference to fig. 1 to 6, but the present utility model is not limited thereto.

Embodiment one

As shown in fig. 1 to 4, in the embodiment of the present utility model, the elastic shaft body 1 assembly includes a shaft body 1 and a fixing plate 3, the fixing plate 3 is provided with a through hole, the bottom of the shaft body 1 is covered with an elastic member 2, the shaft body 1 and the elastic member 2 are disposed in the through hole, when the keyboard is used, the impact force generated when the shaft body 1 is pressed down can be buffered by covering the elastic member 2 on the bottom of the shaft body 1, each individual shaft body 1 has an elastic effect, and noise and impact force generated by the impact when the shaft body 1 is pressed down can be absorbed, so that the effects of noise reduction, noise reduction and shaft body 1 protection are achieved.

Further, as shown in fig. 1 and 4, the elastic member 2 of the present embodiment includes a first elastic structure 21 and a second elastic structure 22, the first elastic structure 21 is connected to the second elastic structure 22, the first elastic structure 21 is disposed between the shaft body 1 and the fixing plate 3, the second elastic structure 22 is disposed below the first elastic structure 21, and the second elastic structure 22 contacts with the bottom of the shaft body 1.

Specifically, the first elastic structure 21 wraps the shaft body 1, and is arranged between the shaft body 1 and the fixed plate 3, when the shaft body 1 is pressed, the shaft body 1 receives a certain impact force, the shaft body 1 receiving the impact force transmits the impact force to the fixed plate 3, the shaft body 1 can be damaged to a certain extent in time, and the first elastic structure 21 is arranged between the shaft body 1 and the fixed plate 3, so that the impact force received by the shaft body 1 can be absorbed when the shaft body 1 is pressed, and the buffer is realized, and meanwhile, the noise is reduced.

Further, as shown in fig. 1, the PCB board 4 is further disposed on the lower side of the fixing board 3 in this embodiment, and the second elastic structure 22 is located between the bottom of the shaft body 1 and the PCB board 4.

Specifically, the shaft body 1 can sink downwards when receiving the impact force in normal use, and when sinking downwards, the bottom of the shaft body 1 can collide with the PCB 4, damage can be caused to the PCB 4, the shaft body 1 can be damaged simultaneously, the second elastic structure 22 is arranged at the bottom of the shaft body 1, the buffer protection effect can be achieved when the shaft body 1 collides with the PCB 4, and the PCB 4 is protected while the shaft body 1 is protected.

Further, as shown in fig. 4, the second elastic structure 22 of the present embodiment includes a connection rib 221 and a spacer 222, the connection rib 221 is connected to the spacer 222, and the spacer 222 is connected to the first elastic structure 21 through the connection rib 221.

Specifically, the connecting rib 221 is provided with 6 and the one end of connecting rib 221 is connected gasket 222, and the other end is connected with first elastic structure 21, still is provided with the second between two connecting ribs 221 and keeps away the dead zone 24, sets up the second and keeps away the dead zone 24 after, and the axis body 1 homoenergetic is equipped with elastic component 2 on the existing market.

Further, as shown in fig. 4, the connecting rib 221 of the present embodiment is provided along the circumferential direction of the spacer 222.

Specifically, the connecting ribs 221 are disposed along the circumferential direction of the outer edge of the gasket 222, and one connecting rib 221 is disposed to connect the gasket 222 and the first elastic structure 21, so that the installation is convenient, and all installation positions are avoided.

Further, as shown in fig. 4, the spacer 222 of the present embodiment is provided with the first clearance area 23.

Specifically, the first clearance area 23 is for not affecting the connection and positioning between the shaft body 1 and the PCB board 4.

Further, as shown in fig. 2-3, the shaft body 1 of the present embodiment further includes an upper cover 13, a lower cover 14, and a main shaft 11, the main shaft 11 penetrates through the upper cover 13 and the lower cover 14, the main shaft 11 in the lower cover 14 is sleeved with a spring 12, the bottom of the lower cover 14 is provided with welding pins 15 and positioning columns, the positioning columns are symmetrically distributed on two sides of the bottom of the lower cover 14, one side of the lower cover 14 is provided with an LED lamp, a first elastic structure 21 is arranged around the side wall of the lower cover 14, and a second elastic structure 22 contacts with the bottom of the lower cover 14.

Specifically, the spring 12 is sleeved on the main shaft 11 so that the main shaft 11 automatically resets through the spring 12 after being pressed, the spring 12 is fast in response and not easy to deform, the welding leg 15 is used for connecting the shaft body 1 with the PCB 4, the positioning is used for fixing the lower part of the shaft body 1 on the PCB 4, the deviation is prevented when the shaft body 1 is installed, the LED lamps are also called atmosphere lamps and horse race lamps, and different visual effects can be shown through program setting for each shaft body 1.

Further, as shown in fig. 4, the first void 23 in this embodiment includes a first void 231, a second void 232, a third void 233, and a fourth void 234, where the first void 231 penetrates the spacer 222 and is disposed in the center thereof, the second void 232 is disposed corresponding to the positioning column, the third void 233 is disposed corresponding to the soldering leg 15, and the fourth void 234 is disposed corresponding to the LED lamp.

Specifically, the first clearance hole 231 is for preventing the pressing feeling of the shaft body 1 from being affected, because the first clearance hole 231 is avoided by the main shaft 11, when pressing, a part of the main shaft 11 protrudes from the lower cover 14, the second clearance hole 232 plays a fixed role, the positioning column is placed in the second clearance hole 232 during installation, the third clearance hole 233 is for avoiding the soldering leg 15 of the shaft body 1, the soldering leg 15 is an important component connected with the PCB board 4, the function of conveying a pressing instruction is achieved, if the poor contact of the soldering leg 15 is not caused, and the fourth clearance hole 234 is for penetrating the light of the LED.

Example two

As shown in fig. 1 to 6, unlike the first embodiment, the present embodiment further includes a third elastic structure 26, where the third elastic structure 26 is disposed on the first elastic structure 21 and covers the interface between the upper cover 13 and the lower cover 14, and the third elastic structure 26 is disposed to better fix the upper cover 13 and the lower cover 14 of the shaft body 1, and to improve the shock absorption and buffering effects on the shaft body 1.

Specifically, the first elastic structure 21, the second elastic structure 22, and the third elastic structure 26 of this embodiment are all integrated.

Specifically, the first elastic structure 21, the second elastic structure 22 and the third elastic structure 26 are manufactured into the elastic piece 2 through an integral injection molding mode, and the firmness of the elastic piece 2 can be increased through integral forming, so that the elastic piece is not easy to damage, and the service life is long.

Other structures are the same as those of the first embodiment, and will not be described again here.

Embodiment III

As shown in fig. 1 to 6, in the present embodiment, the first elastic structure 21 and the second elastic structure 22 are manufactured by integral injection molding, and the third elastic structure 26 is separately manufactured, and then the third elastic structure 26 is mounted on the first elastic structure 21 by assembling to form the elastic member 2, so that the arrangement can satisfy the user's preference.

Other structures are the same as those of the first embodiment, and will not be described again here.

Fourth embodiment

As shown in fig. 1 to 6, in the present embodiment, the first elastic structure 21 and the third elastic structure 26 are manufactured by integral injection molding, and the second elastic structure 22 is separately manufactured, and then the second elastic structure 22 is mounted on the lower portion of the first elastic structure 21 by assembling to form the elastic member 2, which is also provided to satisfy the user's preference for replacement.

Other structures are the same as those of the first embodiment, and will not be described again here.

Fifth embodiment

As shown in fig. 1 to 6, in the present embodiment, the first elastic structure 21, the second elastic structure 22 and the third elastic structure 26 are all manufactured separately, and then the first elastic structure 21, the second elastic structure 22 and the third elastic structure 26 manufactured separately are assembled to form the elastic member 2, which is the same as the above to satisfy the user's different preference.

Other structures are the same as those of the first embodiment, and will not be described again here.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the embodiments of the disclosure may be suitably combined to form other embodiments as will be understood by those skilled in the art.

Variations and modifications of the above embodiments will occur to those skilled in the art to which the utility model pertains from the foregoing disclosure and teachings. Therefore, the present utility model is not limited to the above-described embodiments, but is intended to be capable of modification, substitution or variation in light thereof, which will be apparent to those skilled in the art in light of the present teachings. In addition, although specific terms are used in the present specification, these terms are for convenience of description only and do not limit the present utility model in any way.

Claims (9)

1. An elastomeric shaft assembly, characterized by: the novel shaft comprises a shaft body and a fixing plate, wherein a through hole is formed in the fixing plate, the shaft body is arranged in the through hole, an elastic piece is coated at the bottom of the shaft body, and the elastic piece is partially accommodated between the shaft body and the fixing plate;

the elastic piece comprises a first elastic structure and a second elastic structure, the first elastic structure is connected with the second elastic structure, the first elastic structure is arranged between the shaft body and the fixed plate, the second elastic structure is arranged below the first elastic structure, and the second elastic structure is in contact with the bottom of the shaft body.

2. An elastomeric shaft assembly as in claim 1 wherein: the downside of fixed plate still is provided with the PCB board, second elastic structure is located the axis body bottom with between the PCB board.

3. An elastomeric shaft assembly as in claim 1 wherein: the second elastic structure comprises a connecting rib and a gasket, wherein the connecting rib is connected with the gasket, and the gasket is connected with the first elastic structure through the connecting rib.

4. A flexible shaft assembly as defined in claim 3, wherein: the connecting ribs are arranged along the circumference of the gasket.

5. A flexible shaft assembly as defined in claim 3, wherein: the gasket is provided with a first keep-out area.

6. An elastomeric shaft assembly as in claim 5 wherein: the shaft body further comprises an upper cover, a lower cover and a main shaft, the main shaft penetrates through the upper cover and the lower cover, a spring is sleeved on the main shaft in the lower cover, welding pins and positioning columns are arranged at the bottom of the lower cover, the positioning columns are symmetrically distributed on two sides of the bottom of the lower cover, LED lamps are arranged on one side of the lower cover, a first elastic structure surrounds the side wall of the lower cover, and a second elastic structure is in contact with the bottom of the lower cover.

7. An elastomeric shaft assembly as in claim 6 wherein: the first void area comprises a first void hole, a second void hole, a third void hole and a fourth void hole, wherein the first void hole penetrates through the gasket and is arranged in the center of the gasket, the second void hole is correspondingly arranged with the positioning column, the third void hole is correspondingly arranged with the welding leg, and the fourth void hole is correspondingly arranged with the LED lamp.

8. An elastomeric shaft assembly as in claim 7 wherein: the novel structure comprises an upper cover, a lower cover, a first elastic structure, a second elastic structure and a third elastic structure, wherein the first elastic structure is arranged on the upper cover, and the second elastic structure is coated on the interface of the upper cover and the lower cover.

9. An elastomeric shaft assembly as in claim 8 wherein: the first elastic structure, the second elastic structure and the third elastic structure are integrated.