TWM618761U - Long key device of keyboard - Google Patents

Abstract

A keyboard long key device includes a bottom plate, a key cap, and a supporting unit. The supporting unit is made of plastic and includes a first supporting member and two second supporting members pivoted on the first supporting member. The first support has a first support body, two first sliding parts arranged on the first support body, and at least one first pivoting part opposite to the first sliding parts. Each second support It has a second support body, a second sliding part arranged on the second support body, and a second pivoting part opposite to the second sliding part. When the keycap is pressed, the first pivotal part rotates relative to the base, and the second pivotal parts rotate relative to the keycap, so that the first sliding parts slide relative to the keycap, and the Wait for the second sliding part to slide relative to the base to reduce the sound generated by pressing.

Description

Long key device of keyboard

This model relates to a keyboard, especially a long key device of the keyboard.

At present, in order to increase the input efficiency, the existing keyboard usually adjusts the width of the keycaps of some keys, such as the space bar, the input key, and the backspace key, that is, the long key of the keyboard.

In order to prevent the long key of the existing keyboard from being struck by the user, the long key is tilted due to the unbalanced force, two balance bars are arranged in the long key, and the two open ends of each balance bar are engaged With the two hook structure on the bottom plate of the keyboard, when the long key is hit by the user, the keycap can be steadily lowered by the balance bars.

However, since the balance bars and the bottom plate of the keyboard are made of metal material, and the balance bars slide in a sliding area defined by the hook structures, the balance bars and the bottom plate are relatively close. Loud sound and noise.

Therefore, the purpose of the present invention is to provide a keyboard long-key device that can overcome the above-mentioned shortcomings.

Therefore, the long key device of the new keyboard includes a bottom plate, a film circuit board, a key cap and a support unit. The bottom plate includes a plate body, two first pivot sets arranged at intervals along a width direction at the top of the board body, and two at intervals along the width direction at the top of the board body and along a length direction perpendicular to the width direction A second pivot seat group spaced apart from the first pivot seat groups. The thin film circuit board is arranged above the bottom plate. The keycap includes an outer circumferential surface, an inner circumferential surface opposite to the outer circumferential surface, a plurality of first buckling portions arranged on the inner circumferential surface along the width direction, and a plurality of first snap portions arranged on the inner circumferential surface along the width direction and Contrary to the second buckle parts of the first buckle parts. The supporting unit is made of plastic and is rotatably pivoted between the bottom plate and the inner peripheral surface of the key cap, and includes a first supporting member and two second supporting members pivoted on the first supporting member , The first support has a first support body, two first sliding parts respectively arranged on the first support body at intervals along the width direction, and at least one is arranged on the first support body and opposite to the The first pivoting portion of the first sliding portion, the first sliding portions are slidably disposed on the first buckle portions, and the at least one first pivoting portion is rotatably pivoted on the first pivots Seat set, each second support has a second support body, a second sliding part arranged on the second support body, and a second sliding part arranged on the second support body and opposite to the second sliding part The second pivoting parts are respectively slidably arranged on the second pivot seat sets, and the second pivoting parts are respectively pivotally pivoted on the second buckle parts. When the keycap is pressed, the at least one first pivot part rotates relative to the first pivot seat sets, and the second pivot parts rotate relative to the second buckle parts, so that the first The sliding portion slides relative to the first buckle portions along the length direction, and the second sliding portion slides relative to the second pivot seat sets along the length direction.

The effect of the present invention is that the long key device of the keyboard of the present invention is provided with the supporting unit so that the at least one first pivotal portion can rotate relative to the first pivot seat sets and the second pivotal portions can be Rotate relative to the second buckle parts, so that the first sliding parts slide relative to the first buckle parts along the length direction, and the second sliding parts relative to the second buckle parts along the length direction The pivot seat group slides, the keycap can be lowered steadily, and the supporting unit made of plastic material can effectively reduce the sound generated when the long key device of the new keyboard is pressed.

The following describes the present model in detail with reference to the accompanying drawings and embodiments. Before the present model is described in detail, it should be noted that the relative position terms used in the following description, for example, "upper" and "lower" refer to the respective figures. The orientation shown and the orientation of normal use are the reference.

Referring to Figures 1 and 2, an embodiment of the long key device of the new keyboard includes a bottom plate 1, a thin film circuit board 2, a key cap 3, a supporting unit 4 and an elastic supporting body 5, and a width is defined A direction D1 and a length direction D2 perpendicular to the width direction D1.

Referring to Figures 2 and 3, the bottom plate 1 includes a plate body 11, two first pivot sets 12 arranged at intervals along the width direction D1 at the top of the plate body 11, and two at intervals along the width direction D1 at the plate body. The second pivot seat set 13 at the top of 11 and spaced apart from the first pivot seat sets 12 along the length direction D2, each first pivot seat set 12 has two first pivot ears 121 arranged in pairs, each The two pivot seat groups 13 have two second pivot ears 131 arranged in pairs, and the distance between the second pivot ears 131 in each second pivot seat group 13 along the width direction D1 is smaller than that of each first pivot seat group The distance between the first hinges 121 in the width direction D1.

The thin-film circuit board 2 is disposed above the bottom plate 1, and a pressing signal is generated by pressing the thin-film circuit board 2. This is common knowledge in the field of membrane keyboards and is not a feature of this case, so it will not be repeated here.

The keycap 3 includes an outer circumferential surface 31, an inner circumferential surface 32 opposite to the outer circumferential surface 31, four first buckling portions 33 and four second buckling portions 34 fixedly arranged on the inner circumferential surface 32, It is worth mentioning that the number of the first buckle portions 33 and the second buckle portions 34 can be adjusted according to requirements, and is not limited thereto.

The supporting unit 4 is made of plastic and is rotatably pivoted between the bottom plate 1 and the inner peripheral surface 32 of the key cap 3. The supporting unit 4 includes a first supporting member 41 and two pivoted on the first A second support member 42 of a support member 41.

The first support 41 has a first support body 411, and two first sliding portions 412 and four respectively disposed at intervals along the width direction D1 on the first support body 411 at intervals along the width direction D1. The first support body 411 is opposite to the first pivot portions 413 of the first sliding portions 412, two openings 414 spaced apart along the width direction D1 and extending along the length direction D2, and one is located in the openings The through holes 415 between 414 and the two respectively define the inner peripheral edges 416 of the openings 414, and each inner peripheral edge 416 has two holes 417 arranged along the width direction D1. The first sliding parts 412 are slidably disposed on the first buckling parts 33, and the first pivoting parts 413 are rotatably pivoted on the first pivot seat sets 12. In this embodiment, the first sliding parts 412 are sliding rods, the first pivoting parts 413 are pivoting rods, and the number of the first pivoting parts 413 can also be adjusted according to the situation, for example, one The first pivot portion 413 is pivoted to the first pivot seat groups 12 at the same time, or two first pivot portions 413 are pivoted to each of the first pivot seat groups 12, or four first pivots are provided The setting portion 413 is pivoted to the respective first pivot ear 121.

Each second support 42 has a second support body 421, two second sliding portions 422 disposed on the second support body 421, and two second sliding portions 422 disposed on the second support body 421 and opposite to the second support body 421. The second pivot portion 423 of the sliding portion 422, and the two seat posts 424 disposed on the second support body 421 and used to be respectively inserted into the seat holes 417, so that the second support members 42 are respectively Are pivoted on the inner peripheral edges 416, the second sliding portions 422 are respectively slidably disposed on the second pivot seat sets 13, and the second pivot portions 423 are respectively rotatably pivoted on the second Snap portion 34. In this embodiment, the second sliding parts 422 are sliding rods, the second pivoting parts 423 are pivot rods, and the number of the second sliding parts 422 can be changed, for example, a second sliding part 422 is provided. It is pivoted to the respective second pivot seat set 13, or two second sliding parts 422 are provided to pivot to the respective second pivot ears 131, the number of the second pivot parts 423 can also depend on the situation To change and adjust, for example, one second pivoting portion 423 is pivoted to two second buckling portions 34 at the same time, or two second pivoting portions 423 are pivoted to each of the second buckling portions 34 at the same time.

The elastic support body 5 is arranged between the film circuit board 2 and the key cap 3, and the first support member 41 is penetrated through the perforation 415 and abuts against the key cap 3. In this embodiment, the elastic support Body 5 is a rubber dome.

Referring to FIGS. 2 to 5, the following describes the usage scenarios of the embodiment in an uncompressed state and a pressed state. When the keycap 3 is not stressed, the embodiment is in the unpressed state (as shown in FIG. 4). At this time, the keycap 3 is pushed upward by the elastic support body 5, and the support unit The supporting force provided by 4 enables the keycap 3 to be in a raised position relative to the bottom plate 1 when it is not under force, which conforms to the use logic of the keyboard, and the first sliding parts 412 are adjacent to the second sliding parts. The part 422 is located above the second sliding parts 422, and the first pivoting parts 413 are adjacent to the second pivoting parts 423 and located below the second pivoting parts 423.

When the keycap 3 is pressed, the first pivotal portions 413 of the first support 41 are relative to the When the first pivot seat set 12 rotates, the second pivot portions 423 of the second support member 42 rotate relative to the second buckle portions 34, because the second support members 42 are pivoted on the first The supporting member 41 is connected to make the first sliding parts 412 slide relative to the first buckle parts 33 along the length direction D2, and the second sliding parts 422 relative to the second pivot seats along the length direction D2 The group 13 slides until the embodiment is in the pressed state (Figure 5).

In summary, with the support unit 4 made of plastic material, the first pivotal portions 413 rotate relative to the first pivot seat set 12 and the second pivotal portions 423 relative to the When the second buckle portion 34 rotates, the first sliding portions 412 are slid relative to the first buckle portions 33 along the length direction D2, and the second sliding portions 422 are relative to the first buckle portion 33 along the length direction D2. When the second pivot seat group 13 slides, the keycap 3 can be steadily lowered when pressed without the need to set the existing balance bar, and the sound generated by the new long key device when pressed is effectively reduced, so it can indeed To achieve the purpose of costing a new style.

However, the above are only examples of the present model, and should not be used to limit the scope of implementation of the present model, all simple equivalent changes and modifications made in accordance with the patent scope of the present model application and the contents of the patent specification still belong to This new patent covers the scope.

1: bottom plate 11: Board body 12: The first pivot group 121: first pivot 13: The second pivot group 131: second pivot 2: Thin film circuit board 3: keycap 31: Outer peripheral surface 32: inner peripheral surface 33: The first buckle part 34: The second snap part 4: Support unit 41: The first support 411: The first support body 412: first sliding part 413: The first pivot 414: open hole 415: perforation 416: inner periphery 417: seat hole 42: second support 421: The second support body 422: second sliding part 423: The second pivot 424: Seatpost 5: Elastic support D1: width direction D2: length direction

The other features and effects of the present invention will be clearly presented in the embodiments with reference to the drawings, among which: Figure 1 is a three-dimensional assembly view of an embodiment of the present invention; Figure 2 is a three-dimensional exploded view of the embodiment; Figure 3 is a perspective exploded view of a supporting unit of the embodiment; Figure 4 is a partial cross-sectional view of the embodiment, illustrating that the embodiment is in an uncompressed state; and Fig. 5 is a view similar to Fig. 4, illustrating that the embodiment is in a pressed state.

1: bottom plate

11: Board body

12: The first pivot group

121: first pivot

13: The second pivot group

131: second pivot

2: Thin film circuit board

31: Outer peripheral surface

32: inner peripheral surface

33: The first buckle part

34: The second snap part

4: Support unit

41: The first support

42: second support

5: Elastic support

D1: width direction

D2: length direction

Claims (7)

A keyboard long key device includes: a bottom plate, including a plate body, two first pivot groups arranged on the top of the board at intervals along a width direction, and two first pivot groups arranged on the top of the board at intervals along the width direction. A second pivot seat set spaced apart from the first pivot seat sets along a length direction perpendicular to the width direction; a film circuit board arranged above the bottom plate; a key cap including an outer peripheral surface and an opposite The inner circumferential surface of the outer circumferential surface, a plurality of first buckling portions disposed on the inner circumferential surface along the width direction, and a plurality of first buckling portions disposed on the inner circumferential surface along the width direction and opposite to the first buckling portions Two buckle portions; and a supporting unit, made of plastic and pivoted rotatably between the bottom plate and the inner peripheral surface of the keycap, the supporting unit includes a first supporting member and two pivoted on the The second support of the first support, the first support has a first support body, two first sliding parts respectively arranged on the first support body at intervals along the width direction, and at least one is arranged on the The first support body is opposite to the first pivoting parts of the first sliding parts, the first sliding parts are slidably disposed on the first buckling parts, and the at least one first pivoting part is rotatable The ground is pivoted on the first pivot seat sets, and each second support has a second support body, a second sliding part provided on the second support body, and a second support provided on the second support The main body is opposite to the second pivoting portion of the second sliding portion, the second sliding portions are respectively slidably disposed on the second pivot seat sets, and the second pivoting portions are respectively rotatably pivoted on The second buckle parts; Wherein, when the keycap is pressed, the at least one first pivotal part rotates relative to the first pivot seat sets, and the second pivotal parts rotate relative to the second buckle parts, so that the The first sliding portion slides relative to the first buckle portions along the length direction, and the second sliding portion slides relative to the second pivot seat sets along the length direction. The long key device of the keyboard according to claim 1, wherein the first supporting member has two openings spaced along the width direction and two inner peripheries respectively defining the openings, and the second supporting members They are respectively pivoted on the inner peripheries. The long key device of the keyboard according to claim 2, further comprising an elastic support body arranged between the film circuit board and the key cap, the first support member further has a perforation located between the openings, the The elastic support body penetrates the first support member through the through hole and abuts against the key cap. The long-key device of the keyboard according to claim 2, wherein each inner peripheral edge has two seat holes arranged along the width direction, and each second support member further has two second support members arranged on the second support body and used for The seat rods are respectively inserted into the seat holes, so that the second support members are pivoted on the inner peripheries respectively. The long key device of the keyboard according to claim 1, wherein the first sliding parts are adjacent to the second sliding parts, and the at least one first pivoting part is adjacent to the second pivoting parts . The long key device of the keyboard according to claim 1, wherein the first sliding parts and the second sliding parts are sliding rods, and the at least one first pivoting part and the second pivoting parts are pivots Rod. The long key device of the keyboard according to claim 1, wherein each first pivot group has two first pivots arranged in pairs, and each second pivot group has a pair of Set two second pivot ears.

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