TWI536415B - Keyswitch structure - Google Patents

Description

Button structure

The present invention relates to a button structure, and more particularly to a magnetic button structure.

In general, the conventional button structure generally uses the elastic body to provide the power for the keycap to be pressed and then resumed, and supports the stability of the keycap lifting and lowering by the support member. However, as consumers are increasingly demanding thinner products, conventional button structures that are limited by the volume of the elastomer and the lifting characteristics of the support have reached the limit of size reduction.

In addition, under the requirement of light and thin products, how to let the user feel the familiar feeling of pressing the traditional button when pressing the button, has become the focus of the development of the button structure.

An object of the present invention is to provide a button structure that utilizes a magnetic force to eliminate the arrangement of an elastic body, thereby simplifying the key structure and reducing the size of the key structure.

In one embodiment, the present invention provides a button structure including a bottom plate, a key cap, a first bracket, and a second magnetic member, wherein the key cap is disposed above the bottom plate; the first bracket is disposed between the key cap and the bottom plate to support The key cap moves relative to the bottom plate, the first bracket has a first sliding end portion and a first rotating end portion, the first sliding end portion has a first magnetic member; and the second magnetic member is disposed on the bottom plate or the key cap corresponding to the first sliding end portion And a magnetic attraction force is generated between the second magnetic member and the first magnetic member; when the key cap receives the pressing force toward the bottom plate, the first sliding end portion slides to move the first magnetic member away from a second magnetic member; when released by the pressing force, the magnetic attraction causes the first magnetic member to be adjacent to the second magnetic member to urge the keycap to move away from the bottom plate.

In one embodiment, the key cap has a first coupling portion, and the bottom plate has a second coupling portion, wherein the second magnetic component is disposed on the first coupling portion and the first sliding end portion is slidably coupled to the first coupling portion The first rotating end is rotatably coupled to the second coupling portion.

In one embodiment, the key cap has a first rotating mechanism, and the bottom plate has a second rotating mechanism, wherein the first coupling portion is disposed directly below the right half of the keycap, and the first rotating mechanism, the second rotating mechanism and the second coupling The joints are respectively disposed directly under the left half of the keycap, and the first rotating mechanism is coupled with the second rotating mechanism, so that the keycap can rotate relative to the bottom plate around the left half of the keycap.

In one embodiment, the first coupling portion is a first sliding slot, wherein the first sliding slot has a first sliding slot opening and a first sliding slot closing surface, and the second magnetic component is disposed on the first sliding slot closed surface. When the keycap moves toward the bottom plate, the first sliding end slides from the first chute closing surface toward the first chute opening.

In one embodiment, the first coupling portion is a first sliding slot, the first sliding slot has a first sliding slot opening and a first sliding slot closing surface, and the second magnetic component is disposed outside the first sliding slot opening. At a distance, when the keycap moves toward the bottom plate, the first sliding end slides from the first chute opening toward the first chute closing surface.

In one embodiment, the key cap has a first coupling portion, and the bottom plate has a second coupling portion, wherein the second magnetic component is disposed on the second coupling portion and the first sliding end portion is slidably coupled to the second coupling portion The first rotating end is rotatably coupled to the first coupling portion.

In one embodiment, the key cap has a first rotating mechanism, and the bottom plate has a second rotating mechanism, wherein the first coupling portion is disposed directly below the right half of the keycap, the first rotating mechanism, and the second The rotating mechanism and the second coupling portion are respectively disposed directly under the left half of the keycap, and the first rotating mechanism is coupled with the second rotating mechanism, so that the keycap can rotate relative to the bottom plate around the left half of the keycap.

In one embodiment, the second coupling portion is a first sliding slot, the first sliding slot has a first sliding slot opening and a first sliding slot closing surface, and the second magnetic component is disposed on the first sliding slot closed surface. When the key cap moves toward the bottom plate, the first sliding end portion slides from the first sliding groove closing surface toward the first sliding slot opening.

In one embodiment, the second coupling portion is a sliding slot, wherein the sliding slot has a sliding slot opening and a sliding groove closing surface, and the second magnetic component is disposed at a predetermined distance outside the sliding slot opening, and when the key cap moves toward the bottom plate The first sliding end slides from the slot opening toward the sliding groove closing surface.

In one embodiment, the key cap has a first coupling portion, the first rotating end portion is rotatably coupled to the first coupling portion, and the first bracket further has an opening, wherein the opening is adjacent to the first sliding end portion, and the second magnetic portion The piece is disposed on the bottom plate and located in the opening to correspond to the first sliding end.

In an embodiment, when the second magnetic member is located in the opening, the second magnetic member cannot be detached from the opening in the horizontal direction.

In one embodiment, the first sliding end portion further has an extension portion, wherein the extension portion extends from the opening edge toward the keycap to correspond to the second magnetic member, and the first magnetic member is disposed on the extension portion. In one embodiment, when the keycap receives the pressing force toward the bottom plate, the extension portion is away from the second magnetic member; when released by the pressing force, the magnetic attraction force causes the extension portion to conform to the second magnetic member.

In one embodiment, the key cap has a first pivoting portion, and the bottom plate has a second pivoting portion, and the first pivoting portion and the second pivoting portion are rotatably pivotally connected.

In an embodiment, the button structure of the present invention further includes a second bracket, wherein the second bracket is disposed between the keycap and the bottom plate to support the movement of the keycap relative to the bottom plate, and the second bracket has a second sliding end portion slidably connecting the bottom plate, a second rotating end portion rotatably connecting the key cap, and the first sliding end portion and the second sliding end portion The distance between the two is smaller than the distance between the first rotating end and the second rotating end.

In one embodiment, the key cap further has a third coupling portion, and the bottom plate has a fourth coupling portion, wherein the fourth magnetic member is disposed on the fourth coupling portion and the second sliding end portion is slidably coupled to the fourth portion The coupling portion, the second rotating end is rotatably coupled to the third coupling portion.

In a fourth embodiment, the fourth coupling portion is a second sliding slot, the sliding slot has a second sliding slot opening and a second sliding slot closing surface, and the fourth magnetic component is disposed on the second sliding slot closed surface when the key cap faces When the bottom plate moves, the second sliding end slides from the second sliding groove closing surface toward the second sliding slot opening.

In one embodiment, the first sliding slot opening and the second sliding slot opening are opposite to each other. When the key cap moves toward the bottom plate, both the first sliding end portion and the second sliding end portion move toward the center of the keycap.

In one embodiment, the button structure of the present invention further includes a second bracket, wherein the second bracket is disposed between the keycap and the bottom plate to support movement of the keycap relative to the bottom plate, and the second bracket has a second sliding end and a second a rotating end portion, the second sliding end portion slidably connecting the key cap, the second rotating end portion rotatably connecting the bottom plate, and the distance between the first sliding end portion and the second sliding end portion is greater than the first rotation The distance between the end and the second end.

In one embodiment, the key cap further has a third coupling portion, the bottom plate has a fourth coupling portion, the third magnetic component is disposed on the third coupling portion, and the second sliding end portion is slidably coupled to the third coupling portion. The second rotating end portion is rotatably coupled to the fourth coupling portion.

In one embodiment, the third coupling portion is a second sliding slot, wherein the second sliding slot has a second sliding slot opening and a second sliding slot closing surface, and the third magnetic component is disposed on the second sliding slot closing surface. When the keycap moves toward the bottom plate, the second sliding end slides from the second sliding groove closing surface toward the second sliding slot opening.

In one embodiment, the first chute opening and the second chute opening are opposite to each other. When the key cap moves toward the bottom plate, both the first sliding end portion and the second sliding end portion move away from the center of the key cap.

In one embodiment, the first sliding end has a first active surface, the first active surface faces the second magnetic member, and the first active surface is a curved surface or a plane.

Compared with the prior art, the button structure according to the present invention adopts a design in which the sliding end of the button holder is provided with a magnetic member, and between the magnetic member passing through the sliding end portion of the button holder and the other magnetic member when the pressing force is released. The magnetic attraction drives the keycap away from the bottom plate to return the button structure to the unpressed state, which not only satisfies the requirements of lightening and thinning of the product, but also allows the user to reach the familiar feeling of pressing the traditional button when pressing the button.

The advantages and spirit of the present invention will be further understood from the following detailed description of the invention.

100, 200, 300, 400‧‧‧ button structure

110, 210, 310, 410‧‧‧ bottom plate

120, 220, 320, 420‧‧‧ key caps

130, 230, 330, 430‧‧‧ first bracket

140, 240, 340, 440‧‧‧ second magnetic parts

150, 250‧‧‧second bracket

160, 260‧‧‧ fourth magnetic parts

170, 370, 470‧‧ ‧ switch layer

111, 211, 311, 411‧‧‧ second coupling

112, 115, 221A, 321A‧‧‧ chute openings

113, 116, 221B, 321B‧‧‧ sliding groove closing surface

114, 214‧‧‧ fourth coupling

121, 221, 321, 421‧‧‧ first coupling

122, 222‧‧‧ third coupling

131, 231, 331, 431‧‧‧ first sliding end

131A, 231A, 331A, 431A‧‧‧ first magnetic parts

132, 232, 332, 432‧‧‧ first rotating end

151, 251‧‧‧ second sliding end

151A, 251A‧‧‧ third magnetic parts

152, 252‧‧‧ second rotating end

F‧‧‧ Press pressure

D‧‧‧distance

322, 422‧‧‧ first rotating mechanism

314, 411‧‧‧ second rotating mechanism

471, 472, 412‧‧ ‧ openings

433‧‧‧Opening of the bracket

1A and FIG. 1B are respectively a top view exploded view and a bottom view exploded view of the button structure according to an embodiment of the present invention; FIG. 2A and FIG. 2B are respectively a cross-sectional view showing the button structure of FIG. 1A in an unpressed state and a pressed state; FIG. And FIG. 3B is a top exploded view and a bottom exploded view of the button structure according to another embodiment of the present invention; 4A and FIG. 4B are respectively schematic cross-sectional views of the button structure of FIG. 3A in an unpressed state and a pressed state; FIG. 5A and FIG. 5B are respectively a top view exploded view and a bottom exploded view of the button structure according to another embodiment of the present invention; 6A and FIG. 6B are respectively schematic cross-sectional views of the button structure of FIG. 5A in an unpressed state and a pressed state; FIG. 7A and FIG. 7B are respectively a top exploded view and a bottom exploded view of the button structure according to another embodiment of the present invention; FIG. 8B is a schematic cross-sectional view showing the button structure of FIG. 7A in an unpressed state and a pressed state; FIG. 9A is a schematic view showing the key structure of the unpressed state in FIG. 8A omitting the keycap; FIG. 9B is a pressed state in FIG. The key structure omits the schematic diagram of the keycap.

The present invention provides a button structure that can be applied to any push-type input device, such as a keyboard, to effectively reduce the button height, simplify assembly complexity, and satisfy the user's pressing habits. The structure and operation of the components of the key structure of the embodiment of the present invention will be described in detail below with reference to the drawings.

First, please refer to FIG. 1A to FIG. 1B and FIG. 2A to FIG. 2B. 1A is a top view exploded view of a button structure according to an embodiment of the present invention, FIG. 1B is a bottom view exploded view of the button structure of FIG. 1A; FIG. 2A and FIG. 2B are respectively a button structure of FIG. 1A in an unpressed state and a pressed state; A schematic cross-sectional view.

As shown in FIG. 1A to FIG. 2B, the key structure 100 of the embodiment includes at least a bottom plate 110, a key cap 120, a first bracket 130, and a second magnetic member 140. The key cap 120 is disposed above the bottom plate 110. The bracket 130 is disposed between the keycap 120 and the bottom plate 110 to support the movement of the key cap 120 relative to the bottom plate 110. The first bracket 130 has a first sliding end 131 and a first rotating end 132, and the first sliding end 131 has The first magnetic member 131A; the second magnetic member 140 is disposed on the bottom plate 110 corresponding to the first sliding end portion 131 and a magnetic attraction force is generated between the second magnetic member 140 and the first magnetic member 131A of the first sliding end portion 131. The active surface of the first sliding end 131 of the first bracket 130 facing the second magnetic member 140 may be a flat surface or a curved surface, and is not particularly limited.

In one embodiment, one of the first magnetic member 131A and the second magnetic member 140 may be an iron member, and the other one is a magnet to generate a magnetic attraction that can return the key cap 120 to the position before pressing. . In another embodiment, the first magnetic member 131A and the second magnetic member 140 may both be magnets, thereby generating the magnetic attraction force described above.

2A and 2B, when the keycap 120 receives the pressing force F toward the bottom plate 110, the first sliding end 131 slides to move the first magnetic member 131A away from the second magnetic member 140, so that the first magnetic When the distance between the member 131A and the second magnetic member 140 is released by the pressing force F, the magnetic attraction of the second magnetic member 140 to the first magnetic member 131A causes the first magnetic member 131A to approach the second magnetic member 140 to The keycap 120 is driven to move away from the bottom plate 110.

The key cap 120 has a first coupling portion 121. The bottom plate 110 has a second coupling portion 111. The second magnetic member 140 is disposed on the second coupling portion 111 and the first sliding end portion 131 is slidably coupled to the second portion. The first rotating end 132 is rotatably coupled to the first coupling portion 121 . The second coupling portion 111 is a sliding slot having a sliding slot opening 112 and a sliding slot closing surface 113. The second magnetic member 140 is disposed on the sliding slot closing surface 113. When the keycap 120 moves toward the bottom plate 110, the first Sliding end 131 The sliding from the chute closing surface 113 toward the chute opening 112.

In this embodiment, the button structure 100 further includes a switch layer 170. The switch layer 170 is disposed on the bottom plate 110. When the key cap 120 is moved toward the bottom plate 110 by the pressing force F, the switch layer 170 is triggered to turn on the switch on the switch layer 170. It should be noted that, in the embodiment, only a single button structure 100 is described. However, when a plurality of button structures 100 are combined into a keyboard, some components of each button structure 100 (for example, the bottom plate 120 and the switch layer 170) can be integrated. A single component to achieve the benefits of reduced manufacturing and assembly costs.

Alternatively, the button structure 100 preferably includes a second bracket 150 symmetrical to the first bracket 130. The second bracket 150 is also disposed between the keycap 120 and the bottom plate 110 to support the movement of the keycap 120 relative to the bottom plate 110. The second bracket 150 has a second sliding end 151 and a second rotating end 152. The second sliding end portion 151 has a third magnetic member 151A. The second sliding end portion 151 is slidably coupled to the bottom plate 110, and the second rotating end portion 152 is rotatably coupled to the keycap 120. Obviously, as can be seen from FIGS. 2A and 2B, the distance between the first sliding end portion 131 and the second sliding end portion 151 is smaller than the distance between the first rotating end portion 132 and the second rotating end portion 152.

Likewise, the button structure 100 can further include a fourth magnetic member 160. The key cap 120 may further have a third coupling portion 122, and the bottom plate 110 may further have a fourth coupling portion 114. The fourth magnetic member 160 is disposed on the fourth coupling portion 114 and the second sliding end portion 151 is slidably coupled to the fourth coupling portion 114, and the second rotating end portion 152 is rotatably coupled to the third portion. The coupling portion 122.

In one embodiment, the fourth coupling portion 114 of the bottom plate 110 is a sliding slot having a sliding slot opening 115 and a sliding slot closing surface 116. The fourth magnetic member 160 is disposed on the chute closing surface 116. When the keycap 120 moves toward the bottom plate 110, the second sliding end 151 slides from the chute closing surface 116 toward the chute opening 115.

It should be noted that the slot opening 112 of the second coupling portion 111 of the bottom plate 110 and the slot opening 115 of the fourth coupling portion 114 are opposite to each other. Therefore, when the key cap 120 moves toward the bottom plate 110, both the first sliding end portion 131 and the second sliding end portion 151 move toward the center of the keycap 120, that is, the first sliding end portion 131 and the second sliding end portion. The distance between the portions 151 is shortened; when the keycap 120 is driven by the magnetic force away from the bottom plate 110, the first sliding end portion 131 and the second sliding end portion 151 are both moved away from the center of the keycap 120, That is, the distance between the first sliding end portion 131 and the second sliding end portion 151 may increase. During the up and down movement of the keycap 120, the first bracket 130 and the second bracket 150 are symmetrically moved to each other so that the keycap 120 can be maintained at a stable level.

Next, please refer to FIGS. 3A to 3B and FIGS. 4A to 4B. 3A is a top view exploded view of a button structure according to another embodiment of the present invention, FIG. 3B is a bottom view exploded view of the button structure of FIG. 3A; FIG. 4A and FIG. 4B are respectively a button structure of FIG. 3A in an unpressed state and pressed. A schematic cross-sectional view of the state.

As shown in FIG. 3A to FIG. 4B, the key structure 200 of the embodiment includes at least a bottom plate 210, a key cap 220, a first bracket 230, and a second magnetic member 240. The key cap 220 is disposed above the bottom plate 210. The bracket 230 is disposed between the keycap 220 and the bottom plate 210 to support the movement of the key cap 220 relative to the bottom plate 210. The first bracket 230 has a first sliding end portion 231 and a first rotating end portion 232, and the first sliding end portion 231 has The first magnetic member 231A; the second magnetic member 240 is disposed on the keycap 220 corresponding to the first sliding end portion 231 and a magnetic attraction force is generated between the second magnetic member 240 and the first magnetic member 231A of the first sliding end portion 231.

In one embodiment, one of the first magnetic member 231A and the second magnetic member 240 may be an iron member, and the other one is a magnet to generate the key cap 220 before returning to the pressing. The magnetic attraction of the position. In another embodiment, the first magnetic member 231A and the second magnetic member 240 may both be magnets, thereby generating the magnetic attraction force described above.

4A and 4B, when the key cap 220 receives the pressing force F toward the bottom plate 210, the first sliding end portion 231 slides to move the first magnetic member 231A away from the second magnetic member 240, so that the first magnetic A distance d between the member 231A and the second magnetic member 240; when the pressing force F is released, the magnetic attraction of the second magnetic member 240 to the first magnetic member 231A causes the first magnetic member 231A to approach the second magnetic member 240, To drive the keycap 220 away from the bottom plate 210.

The key cap 220 has a first coupling portion 221, the bottom plate 210 has a second coupling portion 211, the second magnetic member 240 is disposed on the first coupling portion 221 of the keycap 220, and the first sliding end portion 231 is slidably The first coupling end portion 232 is rotatably coupled to the second coupling portion 211 of the bottom plate 210. The first coupling portion 221 is a sliding slot having a sliding slot opening 221A and a sliding slot closing surface 221B. The second magnetic member 240 is disposed on the sliding slot closing surface 221B of the first coupling portion 221 . When the keycap 220 moves toward the bottom plate 210, the first sliding end portion 231 slides from the sliding groove closing surface 221B toward the chute opening 221A.

Alternatively, the button structure 200 preferably includes a second bracket 250 that is symmetrical to the first bracket 230. The second bracket 250 is also disposed between the keycap 220 and the bottom plate 210 to support the movement of the keycap 220 relative to the bottom plate 210. The second bracket 250 has a second sliding end portion 251 and a second rotating end portion 252. The second sliding end portion 251 is slidably coupled to the keycap 220, and the second rotating end portion 252 is rotatably coupled to the bottom plate 210. Obviously, as can be seen from FIGS. 4A and 4B, the distance between the first sliding end portion 231 and the second sliding end portion 251 is greater than the distance between the first rotating end portion 232 and the second rotating end portion 252.

Likewise, the button structure 200 can further include a fourth magnetic member 260. Key cap 220 The third coupling portion 222 may be further provided, and the bottom plate 210 may further have a fourth coupling portion 214. The fourth magnetic member 260 is disposed on the third coupling portion 222 and the second sliding end portion 251 is slidably coupled to the third coupling portion 222, and the second rotating end portion 252 is rotatably coupled to the fourth portion. The coupling portion 214.

In one embodiment, the third coupling portion 222 of the key cap 220 is a sliding slot having a sliding slot opening 222A and a sliding slot closing surface 222B. The fourth magnetic member 260 is disposed on the chute closing surface 222B. When the keycap 220 moves toward the bottom plate 210, the second sliding end portion 251 slides from the chute closing surface 222B toward the chute opening 222A.

It should be noted that the chute opening 221A of the first coupling portion 221 of the key cap 220 and the chute opening 222A of the third coupling portion 222 are opposite to each other. Therefore, when the key cap 220 moves toward the bottom plate 210, both the first sliding end portion 231 and the second sliding end portion 251 move in a direction away from the center of the keycap 220, that is, the first sliding end portion 231 and the second sliding portion. The distance between the end portions 251 may become farther; when the key cap 220 is driven by the magnetic force away from the bottom plate 210, the first sliding end portion 231 and the second sliding end portion 251 both move toward the center of the keycap 220. That is, the distance between the first sliding end portion 231 and the second sliding end portion 251 is shortened. During the up and down movement of the keycap 220, the first bracket 230 and the second bracket 250 are symmetrically moved to each other so that the keycap 220 can be maintained at a stable level.

Next, please refer to FIGS. 5A to 5B and FIGS. 6A to 6B. 5A is a top view exploded view of a button structure according to another embodiment of the present invention, and FIG. 5B is a bottom view exploded view of the button structure of FIG. 5A; FIG. 6A and FIG. 6B are respectively a button structure of FIG. 5A in an unpressed state and pressed. A schematic cross-sectional view of the state.

As shown in FIG. 5A to FIG. 6B, the button structure 300 in this embodiment includes at least a bottom plate 310, a key cap 320, a first bracket 330, and a second magnetic member 340, wherein the key cap 320 is disposed on The first bracket 330 is disposed between the keycap 320 and the bottom plate 310 to support the movement of the key cap 320 relative to the bottom plate 310. The first bracket 330 has a first sliding end portion 331 and a first rotating end portion 332. A sliding end portion 331 has a first magnetic member 331A; the second magnetic member 340 is disposed between the second sliding member 331 and the first magnetic member 331A of the first sliding end portion 331 corresponding to the first sliding end portion 331 Will produce a magnetic attraction.

The key cap 320 has a first coupling portion 321 , and the bottom plate 310 has a second coupling portion 311 . The second magnetic member 340 is disposed on the first coupling portion 321 of the key cap 320 and the first sliding end portion 331 is slidably The first coupling portion 321 of the keycap 320 is coupled to the second coupling portion 311 of the bottom plate 310.

In this embodiment, the button structure 300 further includes a switch layer 370. The switch layer 370 is disposed on the bottom plate 310. When the key cap 320 is moved toward the bottom plate 310 by the pressing force F, the switch layer 370 is triggered to turn on the switch in the switch layer 370. It should be noted that, in the embodiment, only a single button structure 300 is used for description. However, when a plurality of button structures 300 are combined into a keyboard, some components of each button structure 300 (for example, the bottom plate 310 and the switch layer 370) can be integrated. A single component to achieve the benefits of reduced manufacturing and assembly costs.

In one embodiment, one of the first magnetic member 331A and the second magnetic member 340 may be an iron member, and the other one is a magnet to generate a magnetic attraction that can return the key cap 320 to the position before pressing. . In another embodiment, the first magnetic member 331A and the second magnetic member 340 can both be magnets, thereby generating the magnetic attraction force described above.

6A and 6B, when the right half of the key cap 320 receives the pressing force F toward the bottom plate 310, the first sliding end portion 331 slides to move the first magnetic member 331A away from the second magnetic member 340, so that the first A magnetic member 331A and the second magnetic member 340 have a distance d; when pressed When the force F is released, the magnetic attraction of the second magnetic member 340 to the first magnetic member 331A causes the first magnetic member 331A to approach the second magnetic member 340 to drive the key cap 320 away from the bottom plate 310.

It should be noted that the key cap 320 has a first rotating mechanism 322 and the bottom plate 310 has a second rotating mechanism 314. In one embodiment, the first coupling portion 321 of the key cap 320 is disposed directly below the right half of the key cap 320, the first rotating mechanism 322 of the key cap 320, the second rotating mechanism 314 of the bottom plate 310, and the second coupling. The connecting portions 311 are respectively disposed directly under the left half of the key cap 320, and the first rotating mechanism 322 of the key cap 320 is combined with the second rotating mechanism 314 of the bottom plate 310, so that the key cap 320 can be around its left half with respect to The bottom plate 310 rotates. In fact, the first rotating mechanism 322 of the key cap 320 and the second rotating mechanism 314 of the bottom plate 310 are respectively a first pivoting portion and a second pivoting portion, and the first pivoting portion and the second pivoting portion are rotated relative to each other. Pivot, but not limited to this.

In a practical application, the first coupling portion 321 of the key cap 320 may be a sliding slot having a first sliding slot opening 321A and a first sliding slot closing surface 321B. The second magnetic member 340 is disposed on the first chute closing surface 321B. When the key cap 320 moves toward the bottom plate 310, the first sliding end portion 331 of the first bracket 330 slides from the first sliding groove closing surface 321B toward the first sliding slot opening 321A, so that the first magnetic member 331A and the second magnetic member There is a distance d between 340.

Next, please refer to FIGS. 7A to 7B and FIGS. 8A to 8B. 7A is a top view exploded view of a button structure according to another embodiment of the present invention, and FIG. 7B is a bottom view exploded view of the button structure of FIG. 7A; FIG. 8A and FIG. 8B are respectively a button structure of FIG. 7A in an unpressed state and pressed. A schematic cross-sectional view of the state.

As shown in FIG. 7A to FIG. 9B, the button structure 400 in this embodiment includes at least a bottom plate 410, a key cap 420, a first bracket 430, and a second magnetic member 440, wherein the key cap 420 is disposed above the bottom plate 410; The bracket 430 is disposed between the keycap 420 and the bottom plate 410 to support the key cap 420. The first bracket 430 has a first sliding end portion 431 and a first rotating end portion 432 with respect to the bottom plate 410. The first sliding end portion 431 has a first magnetic member 431A, and the second magnetic member 440 corresponds to the first sliding end portion 431. A magnetic attraction force is generated between the second magnetic member 440 and the first magnetic member 431A of the first sliding end portion 431.

The key cap 420 has a first coupling portion 422, and the first rotating end portion 432 of the first bracket 430 is rotatably coupled to the first coupling portion 422 of the keycap 420. In fact, the first rotating end portion 432 of the first bracket 430 and the first coupling portion 422 of the keycap 420 may be the first pivoting portion and the second pivoting portion, respectively, and the first pivoting portion and the second pivoting portion The joints are pivotally connected to each other, but are not limited thereto.

It should be noted that the first bracket 430 preferably has an opening 433, and the first bracket 430 is formed of a non-magnetic material, and the first magnetic member 431A is disposed near the first sliding end portion 431, and the opening 433 It is adjacent to the first sliding end 431. The second magnetic member 440 is disposed on the bottom plate 410 and located in the opening 433 of the first bracket 430 to correspond to the first sliding end portion 431 having the first magnetic member 431A. When the second magnetic member 440 is located in the opening 433 of the first bracket 430, the second magnetic member 440 cannot be disengaged from the opening 433 of the first bracket 430 in the horizontal direction. The active surface of the first sliding end portion 431 of the first bracket 430 facing the second magnetic member 440 may be a flat surface or a curved surface, and is not particularly limited.

In an embodiment, the key cap 420 has a first rotating mechanism 421, and the bottom plate 410 has a second rotating mechanism 411 and an opening 412. The first coupling portion 422 of the keycap 420 is disposed directly below the right half of the keycap 420, and the first rotating mechanism 421 of the keycap 420 and the second rotating mechanism 411 of the bottom plate 410 are both disposed on the left half of the keycap 420. Bottom, and by the combination of the first rotating mechanism 421 of the keycap 420 and the second rotating mechanism 411 of the bottom plate 410, the keycap 420 is rotatable relative to the bottom plate 410 about its left half. In fact, the first rotation mechanism 421 of the keycap 420 and the second rotation of the bottom plate 410 The moving mechanism 411 can be a first pivoting portion and a second pivoting portion, respectively, and the first pivoting portion and the second pivoting portion are pivotally connected to each other, but not limited thereto.

In an embodiment, the first sliding end portion 431 of the first bracket 430 may extend from the edge of the opening 433 toward the key cap 420 to correspond to an extension of the second magnetic member 440, and the first magnetic member 431A is disposed on the first magnetic member 431A. On the extension. When the keycap 420 receives a pressing force F and moves toward the bottom plate 410, the first magnetic member 431A disposed at the first sliding end portion 431 of the first bracket 430 is away from the second magnetic member 440, so that the first magnetic member 431A There is a distance d between the second magnetic member 440 and the second magnetic member 440. When the pressing force F is released, the magnetic attraction between the first magnetic member 431A and the second magnetic member 440 causes the first sliding end portion of the first bracket 430 to be disposed. The first magnetic member 431A of the 431 approaches the second magnetic member 440 to fit the second magnetic member 440.

In this embodiment, the button structure 400 further includes a switch layer 470. The switch layer 470 is disposed on the bottom plate 410. When the key cap 420 is moved toward the bottom plate 410 by the pressing force F, the switch layer 470 is triggered to turn on the switch thereon. The switch layer 470 is provided with an opening 471 corresponding to the second rotating mechanism 411 of the bottom plate 410 and an opening 472 corresponding to the first rotating end 432 of the first bracket 430. The opening 472 of the switch layer 470 also corresponds to the opening 412 of the bottom plate 410. The opening 471 and the opening 472 are for inserting or passing through the second rotating mechanism 411 of the bottom plate 410 and the first rotating end 432 of the first bracket 430, respectively. It should be noted that in the embodiment, although only a single button structure 400 is described, when a plurality of button structures 400 are combined into a keyboard, some components of each button structure 400 (for example, the bottom plate 420 and the switch layer 470, etc.) can be integrated. A single component to achieve the benefits of reduced manufacturing and assembly costs.

Please also refer to FIG. 9A to FIG. 9B. FIG. 9A is a schematic view showing the key structure of the unpressed state in FIG. 8A omitting the key cap. FIG. FIG. 9B is a diagram showing the button structure in the pressed state in FIG. 8B. A schematic diagram of the key cap.

As shown in FIG. 9A, when the button structure is in the unpressed state or the pressing force F has been released, the magnetic attraction between the first magnetic member 431A and the second magnetic member 440 of the first bracket 430 is set to be disposed on the first bracket. The first magnetic member 431A of the first sliding end portion 431 of the 430 approaches the second magnetic member 440 to fit the second magnetic member 440, and the first rotating end portion 432 of the first bracket 430 is located above the switch layer 470 and The opening 472 is not inserted into the switch layer 470.

As shown in FIG. 9B, when the first bracket 430 moves toward the bottom plate 410 due to the pressing force F of the key cap 420, the first magnetic member 431A disposed at the first sliding end portion 431 of the first bracket 430 is away from the second. The magnetic member 440 has a distance d between the first magnetic member 431A and the second magnetic member 440, and the first rotating end portion 432 of the first bracket 430 is inserted downward into the opening 472 on the switch layer 470.

Compared with the prior art, the button structure according to the present invention adopts a design in which the sliding end of the button holder is provided with a magnetic member, and between the magnetic member passing through the sliding end portion of the button holder and the other magnetic member when the pressing force is released. The magnetic attraction drives the keycap away from the bottom plate to return the button structure to the unpressed state, which not only satisfies the requirements of lightening and thinning of the product, but also allows the user to reach the familiar feeling of pressing the traditional button when pressing the button.

The features and spirit of the present invention will be more apparent from the detailed description of the preferred embodiments. On the contrary, the intention is to cover various modifications and equivalents within the scope of the invention as claimed.

100‧‧‧Key structure

110‧‧‧floor

120‧‧‧Key Cap

130‧‧‧First bracket

140‧‧‧Second magnetic parts

150‧‧‧second bracket

160‧‧‧fourth magnetic piece

170‧‧‧Switch layer

111‧‧‧Second coupling

112‧‧‧ Chute opening

113‧‧‧Slot closed surface

114‧‧‧fourth coupling

121‧‧‧First coupling

122‧‧‧ Third coupling

131‧‧‧First sliding end

131A‧‧‧First magnetic parts

132‧‧‧First rotating end

151‧‧‧Second sliding end

151A‧‧‧ third magnetic parts

152‧‧‧second rotating end

F‧‧‧ Press pressure

D‧‧‧distance

Claims (17)

A key structure includes: a bottom plate having a second coupling portion; a key cap disposed above the bottom plate, the key cap having a first coupling portion, the first coupling portion being a first sliding portion The first chute has a first chute opening and a first chute closing surface; a first bracket is disposed between the key cap and the bottom plate to support movement of the key cap relative to the bottom plate, The first bracket has a first sliding end portion and a first rotating end portion, the first sliding end portion has a first magnetic member and is slidably coupled to the first coupling portion, the first rotating end portion Rotatingly coupling the second coupling portion; and a second magnetic member corresponding to the first sliding end portion disposed in the first sliding groove and located in the first sliding slot, the second magnetic member A magnetic attraction is generated between the first magnetic member and the first magnetic member; and the first sliding end is slid from the first sliding groove closing surface toward the first sliding slot opening when the key cap is moved toward the bottom plate by a pressing force; So that the first magnetic member is away from the second magnetic member; when the pressing force is released, the magnetic attraction causes the first The magnetic member close to the second magnetic member to urge the keytop is moved away from the base plate. The key structure of claim 1, wherein the key cap has a first rotating mechanism, the bottom plate has a second rotating mechanism, and the first coupling portion is disposed directly below the right half of the keycap, the first a rotating mechanism, the second rotating mechanism and the second coupling portion are respectively disposed directly below the left half of the keycap, and the first rotating mechanism is coupled with the second rotating mechanism, so that the keycap can surround the The left side of the keycap rotates relative to the bottom plate. A button structure includes: a bottom plate having a second coupling portion, the second coupling portion being a first sliding slot, the first sliding slot having a first sliding slot opening and a first sliding slot closed a key cap is disposed above the bottom plate, the key cap has a first coupling portion; a first bracket is disposed between the key cap and the bottom plate to support movement of the key cap relative to the bottom plate, The first bracket has a first sliding end portion and a first rotating end portion, the first sliding end portion has a first magnetic member and is slidably coupled to the second coupling portion, the first rotating end portion Rotatingly coupling the first coupling portion; and a second magnetic member corresponding to the first sliding end portion disposed in the first sliding groove and located in the first sliding slot, the second magnetic member A magnetic attraction is generated between the first magnetic member and the first magnetic member; and the first sliding end is slid from the first sliding groove closing surface toward the first sliding slot opening when the key cap is moved toward the bottom plate by a pressing force; So that the first magnetic member is away from the second magnetic member; when the pressing force is released, the magnetic attraction causes the first The magnetic member close to the second magnetic member to urge the keytop is moved away from the base plate. The key structure of claim 3, wherein the key cap has a first rotating mechanism, the bottom plate has a second rotating mechanism, and the first coupling portion is disposed directly below the right half of the keycap, the first a rotating mechanism, the second rotating mechanism and the second coupling portion are respectively disposed directly below the left half of the keycap, and the first rotating mechanism is coupled with the second rotating mechanism, so that the keycap can surround the The left side of the keycap rotates relative to the bottom plate. A button structure comprising: a bottom plate; a key cap is disposed above the bottom plate, the key cap has a first coupling portion; a first bracket is disposed between the key cap and the bottom plate to support movement of the key cap relative to the bottom plate, the first a bracket has an opening, a first sliding end portion and a first rotating end portion adjacent to the first sliding end portion, the first sliding end portion having a first magnetic end portion, the first rotating end portion Rotatablely coupling the first coupling portion; and a second magnetic member disposed on the bottom plate and located in the opening such that the first bracket surrounds the second magnetic member, and the second magnetic member corresponds to a magnetic force is generated between the first sliding end portion and the first magnetic member; and when the key cap receives a pressing force toward the bottom plate, the first sliding end portion slides to move the first magnetic member away from the a second magnetic member; the magnetic force causes the first magnetic member to be adjacent to the second magnetic member to urge the keycap to move away from the bottom plate when the pressing force is released. The button structure of claim 5, wherein the second magnetic member is unable to escape from the opening in a horizontal direction when the second magnetic member is located in the opening. The button structure of claim 5, wherein the first sliding end portion further has an extension portion extending from the edge of the opening toward the keycap to correspond to the second magnetic member, and the first magnetic member The system is disposed at the extension. The button structure of claim 7, wherein the extension is away from the second magnetic member when the keycap is moved toward the bottom plate; and the magnetic force causes the extension when the pressing force is released The second magnetic member is attached. The key structure of claim 1, wherein the key cap has a first pivoting portion, the bottom plate has a second pivoting portion, the first pivoting portion and the second pivoting portion Rotatable pivotally. The button structure of claim 3, further comprising a second bracket, wherein the second bracket is disposed between the keycap and the bottom plate to support movement of the keycap relative to the bottom plate, the second bracket having a a second sliding end portion slidably connecting the bottom plate, the second rotating end portion rotatably connecting the key cap, and the first sliding end portion and The distance between the second sliding ends is smaller than the distance between the first rotating end and the second rotating end. The key structure of claim 10, wherein the keycap further has a third coupling portion, the bottom plate has a fourth coupling portion, and a fourth magnetic member is disposed on the fourth coupling portion and the first The second sliding end is slidably coupled to the fourth coupling portion, and the second rotating end portion is rotatably coupled to the third coupling portion. The button structure of claim 11, wherein the fourth coupling portion is a second sliding slot, the sliding slot has a second sliding slot opening and a second sliding slot closing surface, the fourth magnetic component system The second sliding end portion is slid from the second sliding groove closing surface toward the second sliding slot opening when the key cap moves toward the bottom plate. The button structure of claim 12, wherein the first chute opening and the second chute opening face each other, the first sliding end and the second sliding end when the key cap moves toward the bottom plate The parts are moving toward the center of the keycap. The button structure of claim 1, further comprising a second bracket, wherein the second bracket is disposed between the keycap and the bottom plate to support movement of the keycap relative to the bottom plate, the second bracket having a a second sliding end portion slidably connecting the key cap, the second rotating end portion rotatably connecting the bottom plate, and the first sliding end portion and The distance between the second sliding ends is greater than the distance between the first rotating end and the second rotating end from. The key structure of claim 14, wherein the key cap further has a third coupling portion, the bottom plate has a fourth coupling portion, and a third magnetic member is disposed on the third coupling portion and the first The second sliding end portion is slidably coupled to the third coupling portion, and the second rotating end portion is rotatably coupled to the fourth coupling portion. The button structure of claim 15, wherein the third coupling portion is a second sliding slot, the second sliding slot has a second sliding slot opening and a second sliding slot closing surface, the third magnetic The member is disposed on the second sliding groove closing surface, and the second sliding end portion slides from the second sliding groove closing surface toward the second sliding slot opening when the key cap moves toward the bottom plate. The button structure of claim 16, wherein the first sliding slot opening and the second sliding slot opening are opposite to each other, the first sliding end and the second sliding when the keycap moves toward the bottom plate The ends are moved away from the center of the keycap.