CN218274368U

CN218274368U - Key cap device

Info

Publication number: CN218274368U
Application number: CN202222848983.7U
Authority: CN
Inventors: 黄庆瑶; 陈俊傑
Original assignee: Jiangxi Jingyuan Computer Co ltd
Current assignee: Jiangxi Jingyuan Computer Co ltd
Priority date: 2022-10-27
Filing date: 2022-10-27
Publication date: 2023-01-10
Anticipated expiration: 2032-10-27

Abstract

A keycap device comprises a bottom shell, a top shell and a plurality of display panels, wherein the bottom shell comprises a lower top wall, a lower peripheral wall, a first lower clamping part and a second lower clamping part, the top shell is made of transparent materials and comprises an upper top wall, an upper peripheral wall, a first upper clamping part and a second upper clamping part, the first upper clamping part can be detached and clamped in the first lower clamping part, the second upper clamping part can be detached and clamped in the second lower clamping part, the display panels can be replaced and clamped between the upper top wall and the lower top wall, and each display panel is provided with at least one image-text part. By using the whole configuration, the display panel with different image-text parts can be replaced according to the use requirement, and the expected use purpose is achieved.

Description

Key cap device

Technical Field

The utility model relates to a button especially relates to a key cap device.

Background

A conventional key device (taiwan patent No. I768528) includes a base plate, a key cap and a reset element. The keycap comprises a metal cover and a covering piece. The metal cover comprises a first body, the first body is provided with a first surface and a second surface, the first surface and the second surface respectively face to and back to the bottom plate, and the first surface presents patterns. The covering member includes a second body covering the first surface. The second body has a light-transmitting region covering the pattern. The reset piece is arranged between the bottom plate and the keycap and is in contact with the first body. The keycap further comprises an adhesive material which can firmly fix the metal cover and the covering piece with each other.

Although, by covering the pattern of the metal cover with the covering piece, the problem that the pattern is worn after the keycap is used for a long time can be avoided. However, since the metal cover and the covering member are bonded and fixed by the adhesive material, the covering member cannot be detached and the pattern disposed on the first surface cannot be replaced, which cannot meet the requirement of the application to the electronic contest button.

Disclosure of Invention

An object of the utility model is to provide a can replace key cap device of different patterns, characters according to the user demand.

The utility model discloses a key cap device contains drain pan, topshell and several display panel, the drain pan include down the roof, with the crossing lower perisporium of connecting of roof down, set up in the first card system portion of one side wherein of lower perisporium, and set up in lower perisporium opposite side and with card system portion under the relative second of first card system portion, the topshell adopts transparent material to make, can dismantle and install in on the drain pan, and including set up in the outside last roof of roof down, with go up the roof crossing connect and set up in the last perisporium in the lower perisporium outside, set up in go up the first card system portion of one side wherein of perisporium, and set up in go up the perisporium opposite side and with card system portion on the relative second of first card system portion, first go up card system portion can dismantle and card system in first card system portion on, card system portion can dismantle and card system in second card system portion under the second, the display panel can replace and clamp in go up the roof with between the roof down, each display panel has picture and text portion.

The utility model discloses a key cap device, the first card system portion of drain pan with the first card system portion of going up of epitheca is unsmooth complementary, the second of drain pan card system portion down with card system portion is unsmooth complementary on the second of epitheca.

The utility model discloses a key cap device, the first card system portion of drain pan is the recess form, first card system portion is defined jointly by tank bottom surface and two groove sides and forms, the first card system portion of going up of topshell certainly go up the protruding sand grip form of establishing of perisporium, and have the confession the up end that the tank bottom surface was supported.

The utility model discloses a key cap device, the lower perisporium of drain pan have the root edge, two by the root edge court the fluting that the roof extends down, and in just can produce the elasticity cardboard of elasticity biasing between the fluting.

The utility model discloses a key cap device, the second of drain pan lower card system portion set up in the elasticity cardboard just is the sand grip form, card system portion is the recess form on the second of top shell.

The utility model discloses a key cap device, the upper peripheral wall of top shell has the inner peripheral surface to and two protruding locating the fixture block of inner peripheral surface, the fixture block respectively nests in the fluting.

The utility model discloses a key cap device, the first card system portion of going up of top shell still have connect in the cambered surface of leading of up end one side, and connect in lead the inclined plane of leading of cambered surface one side.

The utility model discloses a key cap device, the lower perisporium of drain pan still has last wall section to and crossing connect in go up the protruding eaves of wall section, go up the wall section with protruding eaves is crossing L shape, the bottom edge set up in protruding eaves, the last perisporium of top shell have to end in the bottom face of protruding eaves.

The beneficial effects of the utility model reside in that: the display panel can be replaced and clamped between the upper top wall and the lower top wall, the top shell can be detached from the bottom shell according to use requirements, the display panel with different image-text parts is replaced, the expected use purpose can be achieved, the top shell is convenient to disassemble and assemble, and the display panel is convenient to replace.

Drawings

FIG. 1 is a perspective view of one embodiment of a key cap assembly of the present invention;

FIG. 2 is a top perspective exploded view of the embodiment;

FIG. 3 is a bottom exploded perspective view of the embodiment;

FIG. 4 is a bottom exploded perspective view of another perspective of the embodiment;

FIG. 5 is a combined sectional view of the embodiment;

fig. 6 is a disassembly schematic diagram of the embodiment.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

Referring to fig. 1 to 4, an embodiment of the key cap assembly of the present invention includes a bottom shell 10, a top shell 20 and a plurality of display panels 30.

The bottom shell 10 includes a lower top wall 11, a lower peripheral wall 12 intersecting with the lower top wall 11, a first lower locking portion 13 disposed on one side of the lower peripheral wall 12, and a second lower locking portion 14 disposed on the other side of the lower peripheral wall 12 and opposite to the first lower locking portion 13. The lower ceiling wall 11 has a lower top surface 111, and a recessed portion 112 recessed from the lower top surface 111. The lower peripheral wall 12 has a bottom edge 121, two slots 122 extending from the bottom edge 121 toward the lower top wall 11, and an elastic catch plate 123 disposed between the slots 122 and capable of generating elastic bias. The lower peripheral wall 12 further has an upper wall section 124, and a ledge 125 intersecting with the upper wall section 124, the upper wall section 124 intersects with the ledge 125 in an L shape, and the bottom edge 121 is disposed on the ledge 125. The first lower locking portion 13 is recessed from the bottom edge 121 toward the lower top wall 11, and is defined by a groove bottom 131 and two groove side 132. The second lower locking portion 14 is disposed on the elastic locking plate 123 and is in a convex strip shape (see fig. 5, the cross section is in a convex arc shape).

The top case 20 is made of a transparent material, is detachably mounted on the bottom case 10, and includes an upper top wall 21 disposed outside the lower top wall 11, an upper peripheral wall 22 intersecting with the upper top wall 21 and disposed outside the lower peripheral wall 12, a first upper locking portion 23 disposed on one side of the upper peripheral wall 22, and a second upper locking portion 24 disposed on the other side of the upper peripheral wall 22 and opposite to the first upper locking portion 23. The upper peripheral wall 22 has an inner peripheral surface 221, a bottom surface 222 intersecting with the inner peripheral surface 221 and abutting against the ledge 125, and two blocks 223 protruding from the inner peripheral surface 221 and extending to the bottom of the bottom surface 222, wherein the blocks 223 are respectively nested in the slots 122. The first upper fastening portion 23 is detachably fastened to the first lower fastening portion 13, the first upper fastening portion 23 and the first lower fastening portion 13 are concave-convex complementary, the first upper fastening portion 23 of the present embodiment is protruded from the inner circumferential surface 221 and is protruded strip-shaped, and has an upper end surface 231 intersecting with the inner circumferential surface 221 and abutting against the groove bottom surface 131, a guiding arc surface 232 connected to one side of the upper end surface 231, and a guiding inclined surface 233 connected to one side of the guiding arc surface 232. The second upper engaging portion 24 is detachably engaged with the second lower engaging portion 14, the second upper engaging portion 24 and the second lower engaging portion 14 are concave-convex complementary, and the second upper engaging portion 24 of the present embodiment is recessed from the inner circumferential surface 221 to form a groove shape (see fig. 5, the cross section is concave-arc-shaped), and is located between the engaging blocks 223.

The display panel 30 is replaceably sandwiched between the upper top wall 21 and the lower top wall 11 and is installed in the recess 112. Each display panel 30 has at least one graphic part 31 in the form of a pattern or text, the graphic part 31 facing the top wall 21, the graphic parts 31 of the display panels 30 being different. In the embodiment, only one display panel 30 is disposed between the bottom case 10 and the top case 20, and in fact, a plurality of display panels 30 with different graphics parts 31 are prepared for use, and other display panels 30 are not shown in the drawings.

For a further understanding of the nature and operation of the various elements of the invention, as well as the intended function and advantages thereof, reference should be made to the following detailed description and to the accompanying drawings, which are included to provide a further understanding of the invention.

As shown in fig. 1 and 5, in the fully assembled state, the first upper locking portion 23 of the top case 20 is locked to the first lower locking portion 13 of the bottom case 10, and the second upper locking portion 24 is also locked to the second lower locking portion 14 of the bottom case 10. A display panel 30 is installed between the top case 20 and the bottom case 10, and the top case 20 is made of transparent material, so that the pattern or text displayed on the image-text part 31 of the display panel 30 can be seen from the outside of the keycap.

As shown in fig. 6, when the display panel 30 between the top case 20 and the bottom case 10 is to be replaced, an operator pulls the elastic catch plate 123 of the bottom case 10 (as shown by the arrow in fig. 6), and biases the elastic catch plate 123 in a direction away from the upper peripheral wall 22, so as to disengage the second lower latching portion 14 from the second upper latching portion 24, at this time, the operator can pull the side of the top case 20 provided with the second upper latching portion 24 in a direction away from the lower peripheral wall 12, so as to move the latch block 223 out of the slot 122, until the first upper latching portion 23 is also disengaged from the first lower latching portion 13, so that the top case 20 is completely disengaged from the bottom case 10, and the display panel 30 with different patterns or characters can be easily replaced.

After replacing the display panel 30, when the top case 20 is closed with respect to the bottom case 10, the guiding function of the guiding slope 233 and the guiding arc 232 of the first upper locking portion 23 can make the first upper locking portion 23 smoothly locked into the first lower locking portion 13, and also can make the second upper locking portion 24 locked with the second lower locking portion 14, and the restoring elastic biasing capability of the elastic locking plate 123 can ensure the second upper locking portion 24 and the second lower locking portion 14 to be stably locked, so that the top case 20 and the bottom case 10 can be stably combined.

Therefore, the utility model discloses utilize the replacement that display panel 30 can the alternative is pressed from both sides between this upper cover wall 21 and this lower roof 11, can dismantle this top shell 20 from this drain pan 10 according to the user demand to change the display panel 30 that has different picture and text portions 31, not only can reach anticipated usage, and this top shell 20 easy dismounting the replacement of display panel 30 is convenient.

To sum up, the utility model discloses a key cap device, overall structure is simple, the easy operation of dismouting, can reach the purpose of the utility model with the cost really.

Claims

1. The utility model provides a key cap device, contains drain pan, top shell and several display panel, its characterized in that:

the bottom shell comprises a lower top wall, a lower peripheral wall in crossed connection with the lower top wall, a first lower clamping part arranged on one side of the lower peripheral wall, and a second lower clamping part arranged on the other side of the lower peripheral wall and opposite to the first lower clamping part;

the top shell is made of transparent materials, can be disassembled and installed on the bottom shell, and comprises an upper top wall arranged outside the lower top wall, an upper peripheral wall which is connected with the upper top wall in an intersecting manner and is arranged outside the lower peripheral wall, a first upper clamping part arranged on one side of the upper peripheral wall, and a second upper clamping part arranged on the other side of the upper peripheral wall and opposite to the first upper clamping part, wherein the first upper clamping part can be disassembled and clamped on the first lower clamping part, and the second upper clamping part can be disassembled and clamped on the second lower clamping part;

the display panels can be replaced and clamped between the upper top wall and the lower top wall, and each display panel is provided with an image-text part.

2. A key cap arrangement according to claim 1, wherein: the first lower clamping portion of the bottom shell and the first upper clamping portion of the top shell are concave-convex complementary, and the second lower clamping portion of the bottom shell and the second upper clamping portion of the top shell are concave-convex complementary.

3. A key cap arrangement according to claim 2, wherein: the first lower clamping part of the bottom shell is groove-shaped and is defined by a groove bottom surface and two groove side surfaces, and the first upper clamping part of the top shell is protruded from the upper peripheral wall and is in a convex strip shape and is provided with an upper end surface for the groove bottom surface to abut against.

4. A key cap arrangement according to claim 1 or claim 3, wherein: the lower peripheral wall of the bottom shell is provided with a bottom edge, two slots extending from the bottom edge to the lower top wall, and an elastic clamping plate which is arranged between the slots and can generate elastic bias.

5. A key cap arrangement according to claim 4, wherein: the second lower clamping portion of the bottom shell is arranged on the elastic clamping plate and is in a convex strip shape, and the second upper clamping portion of the top shell is in a groove shape.

6. A key cap arrangement according to claim 4, wherein: the upper peripheral wall of the top shell is provided with an inner peripheral surface and two clamping blocks which are convexly arranged on the inner peripheral surface, and the clamping blocks are respectively nested in the open grooves.

7. A key cap arrangement according to claim 3, wherein: the first upper clamping part of the top shell is also provided with a guide arc surface connected to one side of the upper end surface and a guide inclined surface connected to one side of the guide arc surface.

8. A key cap arrangement according to claim 4, wherein: the lower peripheral wall of the bottom shell is also provided with an upper wall section and a convex eave which is connected with the upper wall section in an intersecting manner, the upper wall section and the convex eave are intersected to form an L shape, the bottom edge is arranged on the convex eave, and the upper peripheral wall of the top shell is provided with a bottom end surface which is abutted against the convex eave.