CN215496478U

CN215496478U - Key structure for keyboard

Info

Publication number: CN215496478U
Application number: CN202121030835.3U
Authority: CN
Inventors: 王唯川
Original assignee: American Voyetla Turtle Beach Co Ltd
Current assignee: American Voyetla Turtle Beach Co Ltd
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2022-01-11
Anticipated expiration: 2031-05-14

Abstract

The utility model relates to a key structure for a keyboard, which is provided with a top plate, wherein the top plate is provided with a socket, the key structure comprises a lower shell, an upper shell, a pressing shaft and a spring, the lower shell is inserted into the socket, the outer part of the lower shell is extended with an annular stop block in a protruding way and is provided with two through grooves which are arranged on two opposite inner sides of the annular stop block, the annular stop block is provided with two elastic arms on the outer sides of the two through grooves, the bottoms of the two elastic arms extend downwards to form two clamping hooks which are clamped on the top plate, and the annular stop block is exposed on the top plate and is mutually stopped and positioned with the top plate; the upper shell is assembled above the lower shell, and a through hole is formed in the upper shell; the pressing shaft is movably clamped between the lower shell and the upper shell, and the top end of the pressing shaft penetrates through the through hole; the spring is clamped and elastically supported between the lower shell and the pressing shaft. Therefore, the appearance attractiveness of the key structure is improved.

Description

Key structure for keyboard

Technical Field

The present invention relates to a key structure, and more particularly, to a key structure for a keyboard.

Background

Along with the popularization and popularization of electronic competitive games, the requirements of the electronic game allocation specifications of players are improved, so that a mechanical keyboard is available in the market, and the mechanical keyboard is provided with mechanical keys which are long in pressing stroke, accurate in touch feeling and long in service life.

The traditional mechanical key comprises an upper shell, a lower shell, a pressing shaft, a spring and a cap, wherein the upper shell and the lower shell are mutually connected and are internally provided with a containing cavity, the pressing shaft and the spring are contained in the containing cavity, the top end of the pressing shaft is exposed out of the upper shell, the spring is elastically supported between the bottom end of the pressing shaft and the lower shell, and the cap is installed at the top end of the pressing shaft.

However, when the lower casing is installed on the keyboard, the outer peripheral edge of the lower casing protrudes and extends to form a stop block which is positioned with the keyboard clamp and exposed out of the keyboard, and in order to allow the lower casing to be stably assembled on the keyboard, the outer peripheral wall of the stop block is matched with the structure of the keyboard or the upper casing to form a convex block and a concave groove, but the outer peripheral wall of the stop block is uneven, so that the appearance of the key is not attractive, and the key is not easy to attract consumers to purchase.

SUMMERY OF THE UTILITY MODEL

The utility model provides a key structure for a keyboard, which utilizes the fact that the outer peripheral wall of an annular stop block is not provided with a concave-convex structure, so that the annular stop block is in the shape of the outer peripheral wall, and the appearance attractiveness of the key structure is further improved.

In an embodiment of the present invention, the present invention provides a key structure for a keyboard, the keyboard has a top plate, the top plate has a socket, the key structure includes: the lower shell is inserted into the socket, an annular stop block and two through grooves which are arranged on two opposite inner sides of the annular stop block are arranged at the outer part of the lower shell in a protruding mode, two elastic arms are formed on the outer sides of the two through grooves by the annular stop block, two clamping hooks which are clamped on the top plate extend downwards from the bottoms of the two elastic arms, and the annular stop block is exposed out of the top plate and is mutually stopped and positioned with the top plate; the upper shell is assembled above the lower shell, and is provided with a through hole; the pressing shaft is movably clamped between the lower shell and the upper shell, and the top end of the pressing shaft penetrates through the through hole; and a spring sandwiched and elastically supported between the lower case and the pressing shaft.

Optionally, the lower housing has a bottom wall and an annular peripheral wall surrounding the periphery of the bottom wall, and the annular stopper is formed by extending outward from the top of the outer periphery of the annular peripheral wall.

Optionally, the two through grooves are opened from two opposite side walls of the annular peripheral wall.

Optionally, the annular stopper and the annular peripheral wall are respectively square in shape, the annular stopper has a pair of first opposite sides and a pair of second opposite sides, and the two hooks are formed at bottoms of the pair of first opposite sides.

Optionally, two clamping grooves are formed in the second opposite sides, two clamping blocks arranged inside each clamping groove extend from the annular stop block, two barbs extend from the upper shell, and each barb is clamped in each clamping groove and clamped with each clamping block.

Optionally, a ring protrusion extends from the outer periphery of the upper housing, and the two barbs extend downward from two sides of the bottom of the ring protrusion.

Optionally, the outer periphery of the annular projection is inwardly provided with two notches located above the two barbs, the two fixture blocks extend upwards to form two projections protruding from the top of the annular fixture block, and each projection is engaged with each notch, so that the annular projection and the two projections together form an annular outer peripheral wall.

Optionally, the bottom wall extends upward to form a protruding pillar, and the spring is a coil spring and is sleeved on the protruding pillar.

Optionally, the upper housing is made of a transparent plastic material, two light guide columns extend from the upper housing, and each light guide column is accommodated in and can slide in each through-hole groove.

Optionally, the pressing shaft is provided with a pressing hole, and the pressing shaft is arranged on the pressing hole.

Based on the above, the outer peripheral wall of the annular stop block is not required to be provided with the concave-convex structure, so that the lower shell can be stably connected to the top plate in an assembling mode, and compared with the known outer peripheral wall of the stop block of the lower shell, the outer peripheral wall of the annular stop block is not provided with the concave-convex structure, so that the annular stop block is in the shape of the annular outer peripheral wall, and the appearance attractiveness of the key structure is improved.

Drawings

Fig. 1 is an exploded perspective view of the key structure of the present invention.

Fig. 2 is a perspective view of the lower housing of the present invention.

Fig. 3 is a perspective assembly view of the key structure of the present invention.

FIG. 4 is a cross-sectional assembly view of the key structure of the present invention.

Fig. 5 is a perspective view of the key structure according to the present invention in a use state.

Fig. 6 is a perspective view of another use state of the key structure of the present invention.

FIG. 7 is a sectional view of the key structure according to the present invention in a use state.

FIG. 8 is a cross-sectional view of another key structure of the present invention in an alternative usage state.

In the figure:

10: a key structure; 1: a lower housing; 11: an annular stop block; 111: a resilient arm; 112: a hook is clamped; 113: a card slot; 114: a clamping block; 115: a bump; 12: a through groove; 13: a bottom wall; 131: a convex column; 14: an annular peripheral wall; 2: an upper housing; 21: a through opening; 22: a loop bump; 221: chamfering; 222: a recess; 23: a light guide pillar; 3: pressing the shaft; 4: a spring; 5: a cap; 100: a keyboard; 101: a top plate; 102: and (4) inserting the socket.

Detailed Description

The following detailed description and technical contents of the present invention will be described with reference to the accompanying drawings, which are provided for illustrative purposes only and are not intended to limit the present invention.

Referring to fig. 1 to 8, the present invention provides a key structure for a keyboard, wherein the key structure 10 mainly includes a lower housing 1, an upper housing 2, a pressing shaft 3 and a spring 4.

As shown in fig. 5 to 6, the key structure 10 of the present invention is applied to a keyboard base 100, the keyboard 100 has a top plate 101, and the top plate 101 is provided with one or more insertion holes 102.

As shown in fig. 1 to 8, the lower housing 1 is inserted into the socket 102, an annular stopper 11 protrudes from the exterior of the lower housing 1, the lower housing 1 further has two through slots 12 disposed on two opposite inner sides of the annular stopper 11, the annular stopper 11 is formed with two elastic arms 111 on the outer sides of the two through slots 12, two hooks 112 engaged with the top plate 101 extend downward from the bottoms of the two elastic arms 111, and the annular stopper 11 is exposed from the top plate 101 and is mutually stopped and positioned with the top plate 101.

In detail, the lower housing 1 has a bottom wall 13 and an annular peripheral wall 14 surrounding the periphery of the bottom wall 13, the annular stopper 11 is formed by extending from the top of the outer periphery of the annular peripheral wall 14, two through slots 12 are formed on two opposite side walls of the annular peripheral wall 14, and the bottom wall 13 extends upward to form a protruding column 131.

In addition, the annular stopper 11 and the annular peripheral wall 14 are respectively square, the annular stopper 11 has a pair of first opposite sides and a pair of second opposite sides, two hooks 112 are formed at the bottom of the pair of first opposite sides, the second opposite sides are provided with two slots 113, the annular stopper 11 extends two blocks 114 arranged inside the slots 113, and the two blocks 114 extend upwards to form two protrusions 115 protruding out of the top of the annular stopper 11.

As shown in fig. 1, 3 to 8, the upper housing 2 is assembled above the lower housing 1, the upper housing 2 has a through hole 21 and two extending barbs 221, each barb 221 is engaged with each slot 113 and engaged with each latch 114.

As described further below, the outer periphery of the upper housing 2 extends to form a ring protrusion 22, two barbs 221 extend downward from two sides of the bottom of the ring protrusion 22, two notches 222 are formed inward on the outer periphery of the ring protrusion 22 and above the two barbs 221, and each protrusion 115 is engaged with each notch 222, so that the ring protrusion 22 and the two protrusions 115 form a ring-shaped outer peripheral wall.

In addition, the upper casing 2 is made of transparent plastic material, two light guide posts 23 extend from the upper casing 2, each light guide post 23 is accommodated in and can slide in each through slot 12, and the light guide posts 23 are disposed opposite to a light source (not shown) installed on the keyboard 100, so as to guide light of the light source to the upper casing 2.

As shown in fig. 1, 3 to 8, the pressing shaft 3 is movably sandwiched between the lower casing 1 and the upper casing 2, and the top end of the pressing shaft 3 is inserted into the through hole 21.

As shown in fig. 1, 4, 7 to 8, the spring 4 is sandwiched and elastically supported between the lower housing 1 and the pressing shaft 3. The spring 4 of the present embodiment is a coil spring and is sleeved on the protruding pillar 131, but not limited thereto.

As shown in fig. 5 to 8, the key structure 10 of the present invention further includes a cap 5, the cap 5 is assembled on the top of the pressing shaft 3, and the cap 5 ascends or descends along with the pressing shaft 3.

As shown in fig. 5 to 8, in the using state of the key structure 10 of the present invention, the lower housing 1 is provided with two through slots 12 disposed at two opposite inner sides of the annular stopper 11, and two elastic arms 111 extend to have two hooks 112 engaged with the top plate 101, so that the outer peripheral wall of the annular stopper 11 does not need to be provided with a concave-convex structure, and the lower housing 1 can be firmly assembled on the top plate 101. Therefore, compared with the known uneven outer peripheral wall of the stop block of the lower shell, the outer peripheral wall of the annular stop block 11 is not provided with the uneven structure, so that the annular stop block 11 is in the shape of the annular outer peripheral wall, and the appearance attractiveness of the key structure 10 is improved.

Furthermore, the annular block 11 extends to form two protrusions 115, the outer periphery of the annular protrusion 22 is inwardly provided with two notches 222 located above the two barbs 221, and each protrusion 115 is engaged with each notch 222, so that the annular protrusion 22 and the two protrusions 115 together form an annular outer peripheral wall, thereby enhancing the appearance and the beauty of the key structure 10.

In summary, the key structure for keyboard of the present invention can achieve the intended purpose, but the prior art has the defects and industrial applicability, and the above embodiments are only preferred embodiments for fully illustrating the utility model, and the scope of the utility model is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the utility model is all within the protection scope of the utility model. The protection scope of the utility model is subject to the claims.

Claims

1. A key structure for a keyboard, the keyboard having a top plate with a socket, the key structure comprising:

the lower shell is inserted into the socket, an annular stop block and two through grooves which are arranged on two opposite inner sides of the annular stop block are arranged outside the lower shell in a protruding mode, two elastic arms are formed on the outer sides of the two through grooves of the annular stop block, two clamping hooks which are clamped on the top plate extend downwards from the bottoms of the two elastic arms, and the annular stop block is exposed out of the top plate and is mutually stopped and positioned with the top plate;

the upper shell is assembled above the lower shell, and is provided with a through hole;

the pressing shaft is movably clamped between the lower shell and the upper shell, and the top end of the pressing shaft penetrates through the through hole; and

and the spring is clamped and elastically supported between the lower shell and the pressing shaft.

2. The key structure of claim 1, wherein the lower housing has a bottom wall and an annular peripheral wall surrounding the periphery of the bottom wall, and the annular stopper is formed to extend outward from the top of the outer periphery of the annular peripheral wall.

3. The key structure of claim 2, wherein said two through-holes are formed from opposite side walls of said annular peripheral wall.

4. The key structure of claim 2, wherein the annular stopper and the annular peripheral wall are respectively square in shape, the annular stopper has a pair of first opposite sides and a pair of second opposite sides, and the two hooks are formed at bottoms of the pair of first opposite sides.

5. The key structure of claim 4, wherein the second opposite side is provided with two slots, the annular stopper extends with two locking blocks disposed inside the slots, the upper housing extends with two barbs, and the barbs are locked with the slots and mutually locked with the locking blocks.

6. The key structure of claim 5, wherein a ring protrusion extends from the outer periphery of the upper housing, and the two barbs extend downward from two sides of the bottom of the ring protrusion.

7. The key structure of claim 6, wherein the annular protrusion has two notches formed inward on the outer periphery thereof and located above the two barbs, the two retaining blocks extend upward to form two protrusions protruding from the top of the annular retaining block, and each protrusion is engaged with each notch, so that the annular protrusion and the two protrusions together form an annular outer peripheral wall.

8. The key structure of claim 2, wherein the bottom wall extends upward to form a protrusion, and the spring is a coil spring and is sleeved on the protrusion.

9. The key structure of claim 1, wherein the upper housing is made of a transparent plastic material, and two light guide posts extend from the upper housing, and each light guide post is accommodated in and slidable in each through-hole.

10. The key structure of claim 1, further comprising a cap assembled on top of the pressing shaft and ascending or descending along with the pressing shaft.