TWI559351B - Keyswitch structure - Google Patents

Description

Button structure

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

Conventional button structures typically utilize a rubber dome (Rubber Dome) to provide the power to rise and return after the keycap is pressed and to support the stability of the keycap lift by the support member. However, as the demand for thinner and lighter is higher and higher, the conventional button structure is limited by the volume of the elastic body and the lifting and lowering characteristics of the support member to reach the limit of the size limitation.

Moreover, how to achieve the user's familiar pressing feel under the requirement of thinning and thinning 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 setting of a rubber elastic body, thereby simplifying the key structure and reducing the size of the key structure.

Another object of the present invention is to provide a button structure that simplifies the assembly complexity of the button structure by a movable plate that is displaced (e.g., translated or rotated) parallel to the bottom plate.

In one embodiment, the present invention provides a button structure including a bottom plate, a key cap, a support unit, a first magnetic member, and a movable plate, wherein the key cap is disposed above the bottom plate; the support unit is disposed between the key cap and the bottom plate to The supporting key cap moves relative to the bottom plate; the first magnetic member is disposed on the bottom plate; the movable plate is rotatably disposed on the bottom plate in parallel with the bottom plate, and the movable plate has the second magnetic member and A magnetic attraction is generated between the first magnetic members. When the key cap receives the pressing force toward the bottom plate, a sliding end of the supporting unit slides on the bottom plate to drive the movable plate to rotate parallel to the bottom plate and the second magnetic member is separated from the first magnetic member; when the pressing force is released, the magnetic attraction force is made The parallel plates of the two magnetic members are reversely rotated adjacent to the first magnetic member to drive the sliding end away from the first magnetic member and move the key cap away from the bottom plate.

In one embodiment, the movable panel includes a driving portion and an arm portion, the arm portion is connected to the driving portion and the second magnetic member, and the driving portion and the second magnetic member are bent in opposite directions with respect to the arm portion and respectively correspond to the supporting unit and the first Magnetic parts.

In one embodiment, the driving portion has a driving surface, and the second magnetic member has an active surface. When the key cap is not pressed, the driving surface and the acting surface respectively face the supporting unit and the first magnetic member, respectively, when the key cap is When pressed, the driving surface and the acting surface face the supporting unit and the first magnetic member obliquely.

In one embodiment, the driving portion has a first extending direction, and the second magnetic member has a second extending direction, and the first extending direction and the second extending direction are sandwiched by a 90 degree angle.

In one embodiment, the movable plate has a rotating shaft, and the rotating shaft is located at a joint of the second magnetic member and the arm portion.

In an embodiment, the movable plate has a positioning portion, and the bottom plate has a guiding groove. When the movable plate rotates parallel to the bottom plate, the positioning portion moves in the guiding groove. In an embodiment, the positioning portion extends from the second magnetic member in a parallel rotation axis.

In an embodiment, the bottom plate has a limiting portion, wherein the limiting portion corresponds to the arm portion to limit displacement of the movable plate parallel to the rotating shaft.

In one embodiment, the support unit includes a first bracket and a second bracket, wherein the first bracket and the second bracket respectively have a first sliding end and a second sliding end, and when the key cap receives the pressing force When the bottom plate moves, the first sliding end and the second sliding end slide on the bottom plate in proximity to each other.

In one embodiment, the support unit further includes a connecting rod, wherein the connecting rod is disposed between the bottom plate and the key cap to cause the first bracket and the second bracket to be interlocked.

In one embodiment, the support unit includes a first bracket and a second bracket, wherein the first bracket and the second bracket respectively have a sliding end, and when the key cap receives the pressing force toward the bottom plate, the sliding end slides away from the second layer on the bottom plate. support.

In one embodiment, the bottom plate has a connecting portion, and the key cap has a joint portion, wherein the joint portion rotatably connects the joint portion.

In one embodiment, the support unit includes a bracket, wherein the bracket has a sliding end that slides toward the connecting portion when the key cap receives the pressing force toward the bottom plate.

In one embodiment, the first magnetic member is a magnet and the movable plate is an iron member. In another embodiment, the first magnetic member is an iron member and the second magnetic member is a magnet. In one embodiment, the second magnetic member is fixed to the movable plate in an integrally formed or coupled manner.

In one embodiment, the button structure of the present invention further includes a switch layer, wherein the switch layer is disposed on the bottom plate, and the key cap further has a protruding portion that triggers the switch layer when the key cap receives the pressing force toward the bottom plate.

In another embodiment, the present invention provides a button structure including a bottom plate, a key cap, a support unit, a first magnetic member, and a movable plate, wherein the key cap is disposed above the bottom plate; and the support unit is disposed between the key cap and the bottom plate. The supporting magnetic cap is moved relative to the bottom plate; the first magnetic member is disposed on the bottom plate; the movable plate is displaceably disposed on the bottom plate along a predetermined path, and the movable plate has a magnetic attraction force between the second magnetic member and the first magnetic member. When the key cap receives the pressing force toward the bottom plate, the sliding end of the supporting unit slides along the first direction on the bottom plate to drive the movable plate along the predetermined path. The bottom plate is displaced and the second magnetic member is moved away from the first magnetic member. When released by the pressing force, the magnetic force causes the second magnetic member to reversely displace the movable plate along the predetermined path toward the bottom plate toward the first magnetic member to drive the sliding end to slide in the opposite direction of the first direction and move the key cap away Base plate.

In one embodiment, the displacement of the movable panel can be translational or rotational.

In an embodiment, the bottom plate has a receiving portion, and the first magnetic member and the movable plate are disposed in the receiving portion. In one embodiment, the bottom plate has a bearing surface and a limiting portion, wherein the bearing surface and the limiting portion have an extending length in the first direction, the limiting portion is protruded above the bottom plate, and the movable plate has two ends and is connected to The middle section between the ends. When the movable plate is displaced parallel to the bottom plate, the lower surfaces of the two ends of the movable plate bear against the bearing surface, and the upper surface of the middle portion of the movable plate abuts against the limiting portion.

In an embodiment, the bottom plate further has a receiving portion, wherein the receiving portion has an opening edge extending along the first direction, and the middle portion of the movable plate protrudes downwardly into the opening, when the movable plate is parallel to the bottom plate When displaced, the middle section abuts against the edge of the opening to limit the movable plate to reciprocate only in the first direction.

In an embodiment, the upper surface of the middle portion of the movable panel further has a middle sliding slot, wherein the middle sliding slot extends along the first direction, and the limiting portion enters the middle sliding slot. When the movable plate is displaced parallel to the bottom plate, the middle portion is slipped. The groove system abuts against the two side walls of the limiting portion to restrict the movable plate from being reciprocally displaced only in the first direction.

In one embodiment, the sliding end includes two coupling portions. When the movable plate is displaced parallel to the bottom plate, the two coupling portions respectively abut against the two ends of the movable plate, and the two coupling portions do not interfere with the limiting portion. .

In one embodiment, the bottom plate has a receiving portion, wherein the receiving portion is an opening, and the button structure further comprises a carrier, wherein the carrier is stacked under the bottom plate and corresponding to the opening to carry the first magnetic Sexuality.

In one embodiment, the support unit includes a first bracket and a second bracket, wherein the first bracket has the sliding end, and when the key cap receives the pressing force toward the bottom plate, the sliding end slides away from the second bracket on the bottom plate. In one embodiment, the sliding end includes a coupling portion, and the bottom plate has a coupling portion, wherein the coupling portion is coupled to the coupling portion and corresponds to the movable plate to drive the movable plate.

In one embodiment, the predetermined path is parallel to the bottom plate such that the movable plate is displaceably disposed on the bottom plate in parallel with the bottom plate.

In one embodiment, the button structure of the present invention further includes a switch layer, wherein the switch layer is disposed on the bottom plate, and the key cap further has a protruding portion that triggers the switch layer when the key cap receives the pressing force toward the bottom plate.

In one embodiment, the first bracket has an opening that triggers the switch layer through the opening when the keycap receives the pressing force toward the bottom plate.

100‧‧‧floor

130‧‧‧Limited

150‧‧‧guide

160‧‧‧Connecting Department

200‧‧‧Switch layer

300‧‧‧Key Cap

360‧‧‧Combination Department

370‧‧‧Protruding

401‧‧‧Area

402‧‧‧Area

403‧‧‧Area

500‧‧‧Support unit

511‧‧‧First sliding end

512‧‧‧first shaft end

510‧‧‧First bracket

511‧‧‧First sliding end

520‧‧‧second bracket

521‧‧‧second sliding end

540‧‧‧ bracket

541‧‧‧ sliding end

560‧‧‧Support unit connection

570‧‧‧First bracket

571‧‧‧Sliding end

580‧‧‧second bracket

590‧‧‧ Connecting rod

601‧‧ Direction

602‧‧ Direction

610‧‧‧First extension

620‧‧‧ Second extension direction

770‧‧‧First magnetic parts

800‧‧‧Key structure

900‧‧‧ activity board

910‧‧‧ Drive Department

911‧‧‧ drive surface

930‧‧‧arm

950‧‧‧ Positioning Department

970‧‧‧Second magnetic parts

971‧‧‧Action surface

999‧‧‧Rotary axis

1000, 1000’, 1000”‧‧‧ button structure

1100, 1100’, 1100” ‧‧ ‧ bottom plate

1110a, 1110b‧‧‧ coupling department

1120‧‧‧ 容部

1122‧‧‧Receipt Department

1122a‧‧‧ Groove

1122b‧‧‧ openings

1124‧‧‧Open edge

1130‧‧‧ bearing surface

1140‧‧‧Limited

1200‧‧‧Switch layer

1300‧‧‧Key Cap

1311‧‧‧First joint

1311a, 1311b‧‧‧ joints

1312‧‧‧Second joint

1313‧‧‧ accommodating slots

1315‧‧‧Protruding

1400‧‧‧ slides

1500, 1500' ‧ ‧ support unit

1510, 1570‧‧‧ first bracket

1510a, 1570a, 1580a‧‧‧ sliding end

1511‧‧‧ shaft

1512a, 1512b‧‧‧ coupling

1515‧‧‧ openings

1520, 1580‧‧‧ second bracket

1521‧‧‧Axis hole

1522a, 1522b‧‧‧ coupling

1523‧‧‧ Groove

1560‧‧‧ bracket

1560a‧‧‧Sliding end

1562a, 1562b‧‧‧ coupling

1572a, 1582a‧‧‧ coupling

1770‧‧‧First magnetic parts

1900‧‧‧ activity board

1910, 1920‧‧‧ end

1930‧‧ mid-section

1930a‧‧ mid-section chute

1970‧‧‧Second magnetic parts

A‧‧‧First direction

D‧‧‧distance

H ₁₃₀ ‧‧‧ Height

H ₉₀₀ ‧‧‧ Height

1A is a top exploded view of a key structure according to an embodiment of the present invention; FIG. 1B is a bottom view of the key cap of the present invention; FIG. 2A is a schematic view of the key structure of FIG. 1A without a key cap; FIG. 2B is a region 401 of FIG. 2C is an enlarged schematic view of the movable plate 900 of FIG. 2A; FIG. 3 and FIG. 4A are respectively a side view and a plan view when the key cap of FIG. 1A is not pressed; FIG. 4B is an enlarged view of the area 402 of FIG. FIG. 5A, FIG. 6 and FIG. 7A are respectively schematic views when the key cap of FIG. 1A is pressed, FIG. 5B and FIG. 7B are enlarged schematic views of regions 402 and 403 of FIGS. 5A and 7A, respectively. FIG. 8 to FIG. 14 are schematic diagrams showing an embodiment of the support unit including only one bracket in the present invention; FIG. 16 is a schematic view of an embodiment of a support unit further including a connecting rod in the present invention; FIGS. 18 and 19 are schematic views of different embodiments of the present invention; and FIG. 20 is a schematic view showing an embodiment of the bottom plate having a connecting portion in the present invention.

21A is a top exploded view of a button structure according to another embodiment of the present invention; FIG. 21B is a bottom view of the key cap of FIG. 21A; FIG. 21C and FIG. 21D are respectively a first bracket and a second bracket of the supporting unit of FIG. 21A; FIG. 21E is an enlarged schematic view of the movable plate of FIG. 21A; FIG. 21F is an enlarged schematic view of the bottom plate of FIG. 21A; and FIGS. 22A to 22D are respectively a top view, a bottom view and a side when the key cap of FIG. 21A is not pressed. FIG. 22C and FIG. 22D respectively show the relative positions of the second magnetic member and the first magnetic member and the relative positions of the end portions of the movable plate and the sliding end of the first bracket; FIGS. 23A to 23D are respectively in FIG. 21A. The top view, the bottom view and the side view of the key cap are pressed, wherein FIG. 23C and FIG. 23D respectively show the relative positions of the second magnetic member and the first magnetic member and the relative positions of the end portions of the movable plate and the sliding end of the first bracket. FIG. 23E shows that the keycap and the second branch are not shown when the button structure of FIG. 21A is pressed. 24 is a schematic view of a bottom plate according to another embodiment of the present invention; FIG. 25 is a top exploded view of a key structure according to another embodiment of the present invention; and FIGS. 26A and 26B are not pressed by the key cap of FIG. 25. a side view at different positions to respectively show the relative positions of the second magnetic member and the first magnetic member and the relative positions of the end portions of the movable plate and the sliding end of the bracket; FIG. 26C is when the key cap of FIG. 26A is pressed 27A and 27B are side views of different positions of the key structure of the button structure according to another embodiment of the present invention when they are not pressed, to respectively show the relative positions and activities of the second magnetic member and the first magnetic member. The position of the end of the plate relative to the sliding end of the bracket; and Fig. 27C is a side view when the keycap of Fig. 27A is pressed.

1A is a top exploded view of a button structure according to an embodiment of the present invention, FIG. 1B is a bottom view of the key cap, FIG. 2A is a schematic view of the button structure of FIG. 1A, and FIG. 2B is an enlarged schematic view of a region 401 of FIG. 2A. As shown in FIG. 1A, the button structure 800 of the present invention includes a bottom plate 100, a key cap 300, a support unit 500, a first magnetic member 770, and a movable plate 900. The keycap 300 is disposed above the bottom plate 100. The support unit 500 is disposed between the keycap 300 and the bottom plate 100 to support the movement of the keycap 300 relative to the bottom plate 100. As shown in FIG. 1B, the support unit 500 preferably has a support unit connection portion 560, and the keycap 300 has a joint portion 360, wherein the joint portion 360 rotatably connects the support unit connection portion 560. As shown in FIGS. 2A and 2B, the first magnetic member 770 is disposed on the bottom plate 100. The movable plate 900 is rotatably disposed on the bottom plate 100 in parallel with the bottom plate 100. That is, the movable plate 900 can be rotated parallel to the bottom plate 100 in the normal direction of the bottom plate 100. The movable plate 900 has a second magnetic member 970 and a first magnetic piece Magnetic attraction is generated between the pieces 770.

In an embodiment, FIG. 2A, FIG. 3 and FIG. 4A are respectively a schematic view, a side view and a top view when the keycap 300 (see FIG. 1A) is not pressed, and FIG. 5A, FIG. 6 and FIG. 300 (see FIG. 1A) is a schematic view, a side view, and a top view when pressed. As shown in FIG. 3, when the keycap 300 is not pressed, the second magnetic member 970 approaches the first magnetic member 770 as shown in FIG. 4A (or FIG. 4B). As shown in FIG. 6, when the keycap 300 receives the pressing force toward the bottom plate 100, the support unit 500 slides on the bottom plate 100 to drive the movable plate 900 to rotate parallel to the bottom plate 100 and the second magnetic member 970 is as shown in FIG. 7A (or FIG. 7B). Leaving the first magnetic member 770; when the pressing force is released, the magnetic force causes the second magnetic member 970 to rotate counter-rotating parallel to the bottom plate 100 near the first magnetic member 770 to drive the supporting unit 500 to support the keycap 300 as shown in FIG. Move away from the bottom plate 100.

More specifically, as shown in FIG. 1A to FIG. 2B, in one embodiment, the movable panel 900 includes a driving portion 910 and an arm portion 930. The arm portion 930 is connected to the driving portion 910 and the second magnetic member 970, and the driving portion 910 and The second magnetic members 970 are bent in opposite directions with respect to the arm portion 930 and respectively correspond to the support unit 500 and the first magnetic member 770. Viewed from different angles, the movable plate 900 is a long plate-shaped object, which is bent twice in the same direction to form two bent portions, and the driving portions 910 and the arm portions 930 are sequentially distinguished by the two bent portions. And a second magnetic member 970. 2C is an enlarged schematic view of the movable panel 900 of FIG. 1A. As shown in FIG. 2C, the driving portion 910 further has a driving surface 911 facing the supporting unit 500 (see FIGS. 1A and 2B), and the second magnetic member 970 further has an active surface 971 facing the first magnetic member 770 (see FIGS. 1A and 2B). .

Figure 4B is an enlarged schematic view of area 402 of Figure 4A. As shown in FIG. 4B, when the keycap 300 (see FIG. 3) is not pressed, the driving surface 911 and the acting surface 971 face the supporting unit 500 and the first magnetic member 770, respectively, and the magnetic force causes the second magnetic member. 970 parallel bottom plate 100 close to the first magnetic piece 770. As shown in FIG. 3, the movable plate 900 can abut the first sliding end 511 of the supporting unit 500, the first shaft end 512 of the supporting unit 500 is away from the bottom plate 100, and the first shaft end 512 abuts the key cap. 300 is away from the bottom plate 100. Wherein, the second magnetic member 970 can be in contact with the first magnetic member 770, thereby increasing the force required for re-separation of the two to enhance the user's operating hand; the second magnetic member 970 can also have the first magnetic member 770 A gap to avoid both sounds due to collisions.

Figure 7B is an enlarged schematic view of a region 403 of Figure 7A. As shown in FIG. 6, when the keycap 300 is pressed toward the bottom plate 100, the support unit 500 slides on the bottom plate 100, so that the first shaft end 512 of the support unit 500 is close to the bottom plate 100, so that the first sliding end 511 is on the bottom plate. 100 is slid over the first magnetic member 770. As shown in FIG. 7B, since the supporting unit 500 abuts against the movable panel 900, more specifically, the first sliding end 511 of the supporting unit 500 abuts against the driving portion 910 of the movable panel 900, the supporting unit 500 will push the driving at this time. The portion 910 rotates the parallel plate 100 in the direction 601 by driving the movable plate 900, and causes the second magnetic member 970 to leave the first magnetic member 770 against the magnetic attraction. At this time, the driving surface 911 and the acting surface 971 face the supporting unit 500 and the first magnetic member 770 obliquely. When released by the pressing force, the magnetic force causes the second magnetic member 970 to rotate parallel to the bottom plate 100 in the opposite direction 602 with respect to the direction 601 near the first magnetic member 770, and the first sliding end 511 is away from the first magnetic member 770 to drive The support unit 500 supports the keycap 300 to move away from the bottom plate 100, thereby returning to the state shown in FIGS. 3 to 4B.

Since the present invention does not require the installation of the rubber elastic member in the conventional button, it has a long service life. On the other hand, as shown in FIG. 1A, the restoring force of the keycap 300 in the uncompressed state after being pressed in the present invention is transmitted through the first magnetic member 770 disposed under the keycap 300 and at the first magnetic member. The support unit 500 next to the 770 is provided in conjunction with the movable panel 900. Because the supporting unit 500 and the movable panel 900 are not disposed between the keycap 300 and the first magnetic member 770, the keycap 300 is not occupied. The space required for the movement of the stroke, so the invention can achieve the user's familiar pressing feel under the requirement of thinning and thinning.

In the embodiment shown in FIG. 7B, the driving portion 910 has a first extending direction 610, the second magnetic member 770 has a second extending direction 620, and the first extending direction 610 and the second extending direction 620 are preferably sandwiched between 90 degrees. angle. However, in various embodiments, the angle between the first extension direction 610 and the second extension direction 620 may vary depending on manufacturing and design requirements.

As shown in the embodiment of FIG. 1A, the movable panel 900 has a rotating shaft 999 which is located at the junction of the second magnetic member 970 and the arm portion 930. Specifically, the rotating shaft 999 is preferably perpendicular to the bottom plate 100, and the movable plate 900 is rotated parallel to the bottom plate 100 with the rotating shaft 999 as an axis. In various embodiments, the rotational axis 999 can be located at a location other than the junction of the second magnetic member 970 and the arm portion 930.

As shown in the embodiment of FIG. 1A, the movable panel 900 has a positioning portion 950 having a guide groove 150 that moves in the guide groove 150 when the movable plate 900 rotates parallel to the bottom plate 100. In this embodiment, the positioning portion 950 extends from the second magnetic member 970 to the bottom plate 100 in a parallel rotation axis 999. However, in various embodiments, it may extend outward from a location other than the second magnetic member 970 of the movable panel 900.

As shown in the embodiment of FIG. 1A, the bottom plate 100 has a limiting portion 130, wherein the limiting portion 130 corresponds to the arm portion 930 to limit the displacement of the movable plate 900 parallel to the rotating shaft 999. Specifically, the limiting portion 130 is a flap that is bent upward in the direction parallel to the bottom plate 100 after the bottom plate 100 extends upward by a height H ₁₃₀ . Here, the height H _{130 of} the extension is slightly larger than the height H _{900 of the} movable panel 900, thereby restricting the displacement of the movable panel 900 parallel to the rotation axis 999.

As shown in FIG. 2B, the support unit 500 includes a first bracket 510 and a second bracket 520, wherein the first bracket 510 and the second bracket 520 have a first sliding end 511 and a second sliding portion, respectively. The movable end 521 slides the first sliding end 511 and the second sliding end 521 on the bottom plate 100 in proximity to each other when the key cap (see FIG. 3) receives the pressing force toward the bottom plate 100. More specifically, the support unit 500 has the first bracket 510 and the second bracket 520 disposed in a pair and symmetrically, whereby the support unit 500 can be provided when the key cap (see FIG. 3) can be pressed against the bottom plate 100 by the pressing force. More uniform support. However, in various embodiments, the support unit 500 is not limited to including two brackets. For example, in the embodiment shown in FIGS. 8 to 14, the support unit 500 includes only one bracket, wherein, as shown in FIG. 8, the keycap 300 is supported by the support unit 500 and the support portion 170 provided on the bottom plate 100. . Further, in the embodiment shown in FIG. 8, FIG. 9, FIG. 10, and FIG. 11 are respectively a schematic view, a side view, and a top view when the keycap 300 is not pressed, and FIG. 12, FIG. 13, and FIG. 14 respectively. It is a schematic view, a side view, and a top view when the keycap 300 is pressed. The principle of actuation is the same as the embodiment in which the support unit 500 has the first bracket 510 and the second bracket 520 except that the support unit 500 is disposed on one side of the first magnetic member 770 to cause the keycap 300 to be tilted. I will not repeat them here.

As shown in FIG. 15 , the supporting unit 500 further includes a connecting rod 590 , wherein the connecting rod 590 is disposed between the bottom plate 100 and the key cap 300 to cause the first bracket 510 and the second bracket 520 to interlock. More specifically, in the embodiment in which the support unit 500 has the first bracket 510 and the second bracket 520, since the first bracket 510 and the second bracket 520 are not connected to each other, the user may press the keycap 300. The position at the time of (see Fig. 15) is biased toward one side or one corner of the surface of the keycap, resulting in a tilting of the keycap, which is more likely to cause a key or accelerate wear. However, as shown in FIG. 16, the support unit 500 has a first bracket 510, a second bracket 520, and a link 590 disposed between the bottom plate 100 and the keycap 300, so that the keycap can be touched when the keycap is pressed downward. 590, the first bracket 510 and the second bracket 520 are pressed together via the connecting rod 590 to generate linkage. Viewed from different angles, the link 590 presses both the first bracket 510 and the second bracket 520 or only one of the two, only in the generated The magnitude of the restoring force does not cause the keycap to tilt. Further, in the embodiment shown in FIG. 17, in the case where the support unit 500 includes the link 590, since the link 590 only presses the first bracket 510 and does not tilt the keycap, only the first bracket 510 can be configured. There is a corresponding movable panel 900 to provide a restoring force, thereby saving material and assembly costs. Or, in different angles, for the embodiment in which the supporting unit 500 has the first bracket 510 and the second bracket 520, by the arrangement of the connecting rod 590, even if one of the first bracket 510 and the second bracket 520 fails, Providing a restoring force to the keycap, the keycap is also less prone to tilting.

As shown in different embodiments of FIGS. 18 and 19, the support unit 500 includes a first bracket 570 and a second bracket 580, wherein the first bracket 570 has a sliding end 571 that slides when the keycap 300 receives the pressing force toward the bottom plate 100. The end 571 slides away from the second bracket 580 on the bottom plate 100.

In the embodiment shown in FIG. 20, the bottom plate 100 has a connecting portion 160, the key cap 300 has a joint portion 360, and the joint portion 360 rotatably connects the connecting portion 160. The support unit 500 preferably includes a bracket 540. The bracket 540 has a sliding end 541. When the keycap 300 receives the pressing force toward the bottom plate 100, the bracket 540 slides toward the connecting portion 160.

In the foregoing embodiment, the first magnetic member 770 may be a magnet and the movable plate 900 is an iron member. Alternatively, the first magnetic member 770 can be an iron member and the second magnetic member 970 can be a magnet. The second magnetic member 970 is fixed to the movable panel 900 in an integrally formed or coupled manner.

As shown in FIG. 1A, the button structure 800 of the present invention further includes a switch layer 200, wherein the switch layer 200 is disposed on the bottom plate 100, and the key cap 300 further has a protrusion 370. When the key cap 300 receives the pressing force toward the bottom plate When the 100 moves, the protrusion 370 triggers the switch layer 200. Furthermore, in this embodiment, the protruding portion 370 is disposed at four corners of the bottom of the keycap 300. However, in other embodiments, the protruding portion and the switching layer may have corresponding designs and are disposed at any suitable position of the keycap. Implementation The example shows the limit.

In the above embodiment, the button structure of the present invention is combined with the movable plate parallel to the bottom plate to cooperate with the magnetic force of the magnetic member, so that the button structure can be simplified and the pressing feel can be provided under the requirement of thinning and thinning. It should be noted here that the displacement of the movable plate parallel to the bottom plate may include translational activities in addition to the above-described rotational movement. As shown in FIG. 21A, in another embodiment, the button structure 1000 includes a bottom plate 1100, a key cap 1300, a support unit 1500, a first magnetic member 1770, and a movable plate 1900. The key cap 1300 is disposed above the bottom plate 1100. The support unit 1500 is disposed between the keycap 1300 and the bottom plate 1100 to support the movement of the key cap 1300 relative to the bottom plate 1100. As shown in FIGS. 22A and 22C, the first magnetic member 1770 is disposed on the bottom plate 1100. The movable plate 1900 is movably disposed on the bottom plate 1100 in parallel with the bottom plate 1100. In this embodiment, the movable panel 1900 can produce a translational displacement motion parallel to the surface of the bottom plate 1100. The movable plate 1900 has a magnetic attraction between the second magnetic member 1970 and the first magnetic member 1770. In addition, the button structure 1000 further includes a switch layer 1200, wherein the switch layer 1200 is disposed on the bottom plate 1100, and can provide an input signal according to the action of pressing the key cap 1300.

Specifically, as shown in FIG. 21A, FIG. 21C and FIG. 21D, the support unit 1500 includes a first bracket 1510 and a second bracket 1520, wherein the first bracket 1510 and the second bracket 1520 are rotatable by the rotating shaft 1511 and the shaft hole 1521. The ground connection is a scissor support unit. In this embodiment, the shaft 1511 is disposed on the first bracket 1510, and the shaft hole 1521 is disposed in the second bracket 1520, but is not limited thereto. According to actual needs, the positions of the rotating shaft 1511 and the shaft hole 1521 are interchangeable, so that the first bracket 1510 and the second bracket 1520 are rotatably connected. Furthermore, the first bracket 1510 and the second bracket 1520 respectively have coupling portions 1512a, 1512b, 1522a, 1522b for rotatably or movably connected with the keycap 1300 and the bottom plate 1100, wherein the coupling portions 1512a and 1512b are respectively The two ends of the first bracket 1510 are disposed at opposite ends of the second bracket 1520, and the coupling portions 1522a and 1522b are respectively disposed at opposite ends of the second bracket 1520. The coupling portions 1512a and 1522b are located on the same side of the keycap 1300 (for example, the rear side shown in FIG. 22A), and the coupling portions 1512b and 1522a are located on the opposite side (for example, the front side shown in FIG. 22A).

Specifically, as shown in FIG. 21B, the key cap 1300 has a first engaging portion 1311 and a second engaging portion 1312, wherein the first engaging portion 1311 can be an engaging mechanism having a shaft hole, and the second engaging portion 1312 can be It is an engagement mechanism with a chute. Thereby, the protruding shaft coupling portion 1512a of the first bracket 1510 is rotatably coupled to the first engaging portion 1311 of the keycap 1300, and the convex rail coupling portion 1522a of the second bracket 1520 is slidably coupled The second joint portion 1312 is connected to the key cap 1300. Correspondingly, as shown in FIG. 21A, the bottom plate 1100 has coupling portions 1110a and 1110b, wherein the coupling portions 1110a and 1110b are hook-type coupling mechanisms that extend from the bottom surface of the bottom plate and are bent and extended parallel to the surface of the bottom plate. Thereby, the stud-type coupling portion 1512b of the first bracket 1510 is slidably coupled to the coupling portion 1110a, and the slot-type coupling portion 1522b of the second bracket 1520 is rotatably coupled to the coupling portion 1110b. In other words, the first bracket 1510 has a sliding end 1510a, and the coupling portion 1512b is disposed at the sliding end 1510a. In this embodiment, the sliding end 1510a of the first bracket 1510 includes two coupling portions 1512b to respectively couple the two coupling portions 1110a of the bottom plate 1100. When the keycap 1300 moves relative to the bottom plate 1100, the sliding end 1510a of the first bracket 1510 slides on the bottom plate 1100, and the coupling portion 1522a of the second bracket 1520 slides relative to the second engaging portion 1312 of the keycap 1300 to The support keycap 1300 moves up/down relative to the bottom plate 1100.

Furthermore, as shown in FIG. 21B, the key cap 1300 may have a receiving groove 1313 for receiving the second bracket 1520, wherein the receiving groove 1313 is recessed from the lower surface of the key cap 1300 so as not to increase the overall thickness of the button. In this case, the accommodation space of the key cap 1300 in the normal direction of the surface of the bottom plate 1100 is increased. In addition, the keycap 1300 further has a protrusion 1315 in which the protrusion 1315 protrudes from the bottom surface of the keycap toward the bottom plate 1100 for triggering the switch layer 1200. Accordingly, as shown in FIG. 21C, the first The bracket 1510 can have an opening 1515 that triggers the switch layer 1200 through the opening 1515 when the keycap 1300 is subjected to a pressing force toward the bottom plate 1100. Furthermore, as shown in FIG. 21D, the second bracket 1520 can also have a recess 1523, wherein the recess 1523 is adjacent to the coupling portion 1522a and is recessed from the lower surface of the second bracket 1520 to form a limit for accommodating the bottom plate. The accommodation space of the part 1140 (as will be described in detail later).

As shown in FIG. 21A , the bottom plate 1100 has a receiving portion 1120 , and the first magnetic member 1770 and the movable plate 1900 are correspondingly disposed on the receiving portion 1120 . In this embodiment, the accommodating portion 1120 is in the form of an opening through the bottom plate, but is not limited thereto. In other embodiments, as shown in FIG. 24, the accommodating portion may be in the form of a groove, and is preferably a groove 1122a formed by a flattening technique, whereby the thickness dimension of the entire button can be effectively controlled. It should be noted that when the accommodating portion 1120 is open (as shown in FIG. 21A), the button structure 1000 preferably further includes a carrier 1400, wherein the carrier 1400 is stacked under the bottom plate 1100 and corresponding to the open type. The portion 1120 is configured to carry the first magnetic member 1770. In other words, the first magnetic member 1770 is located in the opening 1120 of the bottom plate 1100 and is disposed on the slide 1400 exposed by the opening 1120. In addition, when the receiving portion is the groove 1122a (as shown in FIG. 24), the button structure does not need to be provided with a carrier, and the first magnetic member 1770 can be directly disposed in the groove 1122 and supported by the concave bottom plate portion.

In addition, as shown in FIG. 21A and FIG. 21F, the bottom plate 1100 has a bearing surface 1130 and a limiting portion 1140, wherein the bearing surface 1130 and the limiting portion 1140 have an extended length in the first direction A, and the limiting portion The 1140 is raised above the bottom plate 1100. Specifically, the limiting portion 1140 is a flap extending from the bottom plate 1100 by a height and then extending in the first direction A, thereby restricting the displacement of the movable plate 1900 in the normal direction of the surface of the bottom plate 1100. The limiting portion 1140 is preferably located on one side of the receiving portion 1120 and extends the shielding portion receiving portion 1120 in the first direction A. The bearing surface 1130 is preferably a portion of the bottom plate surface adjacent to the receiving portion 1120 for supporting the movable plate 1900. The receiving portion 1120 has an open side Edge 1124, wherein opening edge 1124 extends along first direction A. In this embodiment, the bearing surface 1130 is a floor surface that abuts the opening edge 1124.

As shown in FIG. 21A and FIG. 21E, the movable plate 1900 has two end portions 1910 and 1920 and a middle portion 1930 connected between the both end portions. The second magnetic member 1970 is preferably disposed in the middle portion 1930. In this embodiment, the first magnetic member 1770 can be a magnet and the movable plate 1900 is an iron member, wherein the middle portion 1930 of the movable plate 1900 serves as the second magnetic member 1970. In other embodiments, the first magnetic member 1770 can be an iron member, the second magnetic member 1970 can be a magnet, and the second magnetic member 1970 is preferably integrally or integrally coupled to the middle portion 1930 of the movable panel 1900. In this embodiment, the movable panel 1900 is a long plate-shaped object that is bent twice at both ends by vertical and horizontal to form a similar "arch" member. The upper surface of the upper portion 1930 of the movable plate 1900 further has a middle sliding groove 1930a, and the middle sliding groove 1930a extends along the first direction A. When the movable plate 1900 is disposed on the bottom plate 1100, the lower surfaces of the opposite end portions 1910, 1920 of the movable plate 1900 respectively bear against the bearing faces 1130 on opposite sides of the accommodating portion 1120, and the middle portion 1930 of the movable plate 1900 is compared. The lower portion of the movable panel mid-section 1930 is abutted below the limiting portion 1140 (also limited to the limit portion 1120 (for example, in the opening of FIG. 21A or the recess 1122 of FIG. 24). The position 1140 enters the middle chute 1930a).

In this embodiment, the middle portion sliding groove 1930a is preferably abutted against the two side walls of the limiting portion 1140 to restrict the movable plate 1900 from being reciprocally displaced along the first direction A. In other words, the length of the middle portion 1930 sandwiched between the two end portions 1910 and 1920 preferably corresponds to the width of the limiting portion 1140 such that the limiting portion 1140 abuts against the two side walls of the middle portion 1930 defining the middle portion chute 1930a. . Moreover, in another embodiment, the length of the midsection portion 1930 can be designed such that the midsection portion 1930 abuts the opening edge 1124 to limit the movable plate 1900 to reciprocally displace only along the first direction A. In other embodiments, the middle portion 1930, the limiting portion 1140, and the receiving portion 1120 can be designed such that the outer surface of the side wall of the middle portion 1930 is offset. The movable portion 1900 is only reciprocally displaceable along the first direction A. The inner side sliding groove 1130a (ie, the inner side surface of the middle portion 1930) abuts against the two side walls of the limiting portion 1140.

In an embodiment, FIGS. 22A to 22D are a plan view, a bottom view, and a side view, respectively, when the keycap 1300 (see FIGS. 22C and 22D) are not pressed, and FIGS. 23A to 23D are the key caps 1300, respectively. 23C and 23D) are a top view, a bottom view and a side view when pressed, wherein FIG. 22C and FIG. 23C respectively show the relative positions of the second magnetic member 1970 and the first magnetic member 1770 before/after pressing, and FIG. 22D and FIG. 23D show the relative positions of the end portion 1910 of the movable panel 1900 and the sliding end 1510a of the first bracket 1510 before/after pressing, respectively. In addition, in order to show that the sliding end 1510a of the first bracket 1510 abuts the end portion 1910/1920 of the movable panel 1900, FIG. 23E is a plan view when the button structure of the second bracket 1520 and the keycap 1300 is not pressed. It should be noted that in order to explain the corresponding positions and functions of the movable plate 1900 and the first magnetic member 1770, the key cap 1300 is omitted in a partial drawing (for example, FIG. 22A and FIG. 23A), or in a partial drawing (for example, FIG. 22B and FIG. 23B) omits the slide 1400. As shown in FIGS. 22A to 22D, when the keycap 1300 is not pressed, the second magnetic member 1970 is adjacent to the first magnetic member 1770. Specifically, when the key cap 1300 is not pressed, the first magnetic member 1770 is located in the area of the accommodating portion 1120 below the first bracket 1510 near the inner side of the sliding end 1510a, and the movable panel 1900 is correspondingly located in the first bracket 1510. The lower portion is located in the region of the accommodating portion 1120 outside the sliding end 1510a such that the sliding end 1510a abuts against the both end portions 1910, 1920 of the movable panel 1900 (as shown in FIGS. 22A, 22D), and the middle portion of the movable panel 1900 1930 (or the second magnetic member 1970) corresponds to the first magnetic member 1770 face to face (as shown in FIGS. 22B, 22C) and the coupling portion 1512b at the sliding end 1510a does not interfere with the limiting portion 1140 (FIG. 22A) Shown). At this time, the first magnetic member 1770 and the second magnetic member 1970 are brought close to each other by magnetic attraction to maintain the keycap 1300 in the unpressed position, and the second bracket A portion of the bracket 1515 adjacent to the coupling portion 1522a can be received in the receiving groove 1313 of the keycap 1300.

As shown in FIGS. 23A to 23D, when the keycap 1300 is subjected to the pressing force toward the bottom plate 1100, the support unit 1500 slides on the bottom plate 1100 to drive the movable plate 1900 to parallel the bottom plate 1100 to be displaced along the first direction A and to make the second magnetic force. The piece 1970 leaves the first magnetic member 1770. Specifically, when the keycap 1300 is pressed against the bottom plate 1100 by the pressing force, the first bracket 1510 slides on the bottom plate 1100 such that the sliding end 1510a is away from the coupling portion 1522b of the second bracket 1520, and is abutted by the sliding end 1510a. The end portions 1910, 1920 of the plate 1900 (shown in FIGS. 23D and 23E) are pushed against the movable plate 1900 to move parallel to the bottom plate 1100 toward the limiting portion 1140, so that the second magnetic member 1970 is separated from the first magnetic member 1770 by a distance d. . At this time, it is preferable that the middle portion 1930 abuts against the opening edge 1124 and/or the middle portion sliding groove 1930a abuts against the two side walls of the limiting portion 1140, and the movable plate 1900 can be restricted only along the preset path. Displace in the first direction A. That is, the predetermined path is parallel to the bottom plate 1100 such that the movable plate 1900 is movably disposed on the bottom plate 1100 in parallel with the bottom plate 1100. Moreover, when the keycap 1300 is subjected to the pressing force toward the bottom plate 1100, the protruding portion 1315 of the keycap 1300 triggers the switch layer 1200 through the opening 1515 of the first bracket 1510 (as shown in FIG. 23C). At this time, the limiting portion 1140 of the bottom plate 1100 and a portion of the movable plate 1900 can be received in the recess 1523 of the second bracket 1520 (as shown in FIGS. 23A, 23C, and 23D), thereby predetermining the key stroke. The overall design thickness of the button structure is reduced.

When the pressing force is released, the magnetic attraction between the first magnetic member 1770 and the second magnetic member 1970 causes the second magnetic member 1970 to be reversely displaced parallel to the first magnetic member 1770 to drive the supporting unit 1500 to support the movement of the key cap 1300. Keep away from the base plate 1100. Specifically, when released by the pressing force, the magnetic attraction force causes the movable plate 1900 including the second magnetic member 1970 to be displaced parallel to the first magnetic member 1770 in a direction opposite to the first direction A along the predetermined path. The sliding end 1510a abuts the end portions 1910, 1920 of the movable panel 1900 to push the end portions 1910, 1920 of the movable panel 1900 to the first The sliding end 1510a of the bracket 1510, thereby driving the first bracket 1510 to slide on the bottom plate 1100 such that the sliding end 1510a slides in the opposite direction of the first direction A toward the second bracket 1520, and moves the keycap 1300 away from the bottom plate 1100. To the unpressed position, as shown in Figs. 22A to 22D.

It should be noted that, in the above embodiment, the receiving portion 1120 of the bottom plate 1100 is in the form of an opening or a groove to effectively control the overall design thickness of the button structure, but is not limited thereto. In other embodiments, in conjunction with the thinned design of the first magnetic member, the receiving portion may also be a surface of the bottom plate that is not recessed, or a combination of a partial opening, a partial groove, or a partially unrecessed surface design. For example, as shown in FIG. 24, the accommodating portion 1122 can be designed to have an opening portion 1122b and a groove portion 1122a, so that the movable plate can be disposed correspondingly to the opening portion 1122b as described above and supported by the bearing surface of the bottom plate. And the first magnetic member is disposed on the groove portion 1122a and supported by the bottom plate portion of the groove portion 1122a. With this design, the overall design thickness of the button structure can be effectively controlled, and the setting of the slide can be omitted, and the button structure can be more effectively simplified.

In the above embodiment, the support unit 1500 is a scissor support structure, but is not limited thereto. As shown in FIG. 25, FIG. 26A and FIG. 26B, the support unit 1500' includes a first bracket 1570 and a second bracket 1580, wherein the first bracket 1570 and the second bracket 1580 are preferably symmetrically disposed on the keycaps respectively. The opposite sides of the 1300 are rotatably coupled to the keycap 1300 and slidably coupled to the base plate 1100'. 26A and 26B are side views at different positions when the key cap of FIG. 25 is not pressed to respectively show the relative positions of the second magnetic member 1970 and the first magnetic member 1770 and the movable plate 1900. The position of the end 1910/1920 relative to the sliding end 1570a/1580a of the bracket 1570/1580. In this embodiment, the first bracket 1570 and the second bracket 1580 are configured such that when the keycap 1300 receives the pressing force toward the bottom plate 1100', the sliding end 1570a of the first bracket 1570 and the sliding end 1580a of the second bracket 1580 are on the bottom plate. 1100' is sliding close to each other, but not This is limited to this. In other embodiments, the first bracket 1570 and the second bracket 1580 may also be configured to slide the sliding end 1570a and the second bracket 1580 of the first bracket 1570 when the keycap 1300 receives the pressing force toward the bottom plate 1100 according to actual needs. The ends 1580a slide away from each other on the bottom plate 1100'. The connection between the first bracket 1570 and the second bracket 1580 and the keycap 1300 and the bottom plate 1100' can be referred to the related description of the embodiment of FIG. 1A. For example, the joints 1311a and 1311b of the keycap 1300 are respectively coupled to the first The coupling portion 1572a of the bracket 1570 and the coupling portion 1582a of the second bracket 1580, the coupling portions 1110a, 1110b of the bottom plate 1100' are coupled to the coupling portion 1572b of the first bracket 1570 and the coupling portion 1582b of the second bracket 1580 ( See FIG. 26B), and details are not described herein again. In this embodiment, the button structure 1000 ′ includes the first magnetic member 1770 and the movable plate 1900 of the embodiment of FIG. 21A , and the bottom plate 1100 ′ can have a receiving portion 1120 , a bearing surface 1130 , and a limiting portion 1140 similar to the bottom plate 1100 . The first magnetic member 1770 and the movable plate 1900 are brought into a role similar to that shown in the embodiment of FIG. 21A. In this embodiment, although each of the brackets 1570 and 1580 is provided with a corresponding magnetic member 1770 and a movable plate 1900, in other embodiments, the link 590 of the embodiment of FIG. 17 may be provided, and only a single magnetic member 1770 is provided. And the movable plate 1900 corresponds to a single bracket, so as to achieve the synchronization effect of the two brackets by the linkage of the connecting rods. For the principle of operation, reference may be made to the related description of the foregoing embodiments, and therefore no further details are provided herein.

As shown in FIG. 26A and FIG. 26B, when the keycap 1300 is not pressed, the two first magnetic members 1770 are respectively located under the first bracket 1570 and the second bracket 1580 near the slidable ends 1570a, 1580a. In the 1120 region, the movable plate 1900 is correspondingly located in the region of the receiving portion 1120 below the brackets 1570 and 1580 near the sliding ends 15710a and 1580a, so that the sliding ends 1570a and 1580a abut against the opposite ends of the corresponding movable plate 1900. The portion 1910, 1920, and the middle portion 1930 (or the second magnetic member 1970) of the movable panel 1900 face the first magnetic member 1770, and the coupling portions 1572b, 1582b at the sliding ends 1570a, 1580a are not associated with the limiting portion. Interference occurred in 1140. At this time, the first magnetic member 1770 and the second magnetic member 1970 are brought close to each other by magnetic attraction to maintain the keycap 1300 at a position where it is not pressed.

As shown in FIG. 26C, when the keycap 1300 is subjected to the pressing force toward the bottom plate 1100', the first bracket 1570 and the second bracket 1580 are respectively slid on the bottom plate 1100' such that the sliding ends 1570a, 1580a are close to each other and by the sliding end. 1570a, 1580a abuts the end 1910, 1920 of the corresponding movable plate 1900 and pushes against the parallel plate 1100' of the movable plate 1900 to move toward the corresponding limiting portion 1140, so that the second magnetic member 1970 is separated from the first magnetic member 1770 by a distance. d. At this time, it is preferable that the middle portion 1930 abuts against the opening edge 1124 and/or the middle portion sliding groove 1930a abuts against the two side walls of the limiting portion 1140, and the movable plate 1900 can be restricted only in a predetermined direction. Displacement. Further, the keycap 1300 can trigger the switch layer 1200 when the keycap 1300 is subjected to the pressing force toward the bottom plate 1100'.

When the pressing force is released, the magnetic attraction between the first magnetic member 1770 and the second magnetic member 1970 causes the movable plate 1900 including the second magnetic member 1970 to be reversely displaced parallel to the first magnetic member 1770 by the sliding plate. 1570a, 1580a abuts the end portions 1910, 1920 of the corresponding movable plate 1900 to push the end portions 1910, 1920 of the movable plate 1900 against the sliding ends 1570a, 1580a of the brackets 1570, 1580, thereby driving the first bracket 1570 and the second bracket 1580 slides over the bottom plate 1100' such that the sliding ends 1570a, 1580a slide away from each other in opposite directions, and the keycap 1300 moves away from the bottom plate 1100' back to the undepressed position, as shown in Figures 26A and 26B.

In various embodiments, the support unit is not limited to including two brackets. For example, in the embodiment shown in FIGS. 27A and 27B, the support unit includes only one bracket 1560, and the bracket 1560 may have a structure similar to the first bracket 1570 described above, and details are not described herein again. As shown in FIGS. 27A and 27B, the key cap 1300 is supported by the bracket 1560 and the support portion 1150 provided on the bottom plate 1100" and the connecting portion 1317 of the key cap 1300. Further, as shown in FIGS. 27A and 27B Embodiment In other words, it is a side view of the key cap 1300 at different positions when it is not pressed to respectively display the relative positions of the second magnetic member 1970 and the first magnetic member 1770 and the sliding end of the end portion 1910 of the movable panel 1900 and the bracket 1560. The relative position of 1560a, FIG. 27B is a side view of the keycap 1300 when it is pressed. The principle of actuation is the same as that of the embodiment in which the support unit 1500' has the first bracket 1570 and the second bracket 1580, except that the support unit is only tilted when the support unit is disposed on one side, and therefore no further details are provided herein.

The present invention has been described by the above embodiments, but the above embodiments are for illustrative purposes only and are not intended to be limiting. It will be apparent to those skilled in the art that the embodiments specifically described herein may have other modifications of the embodiments. Accordingly, the scope of the invention is intended to cover such modifications and are only limited by the scope of the appended claims.

100‧‧‧floor

130‧‧‧Limited

150‧‧‧guide

200‧‧‧Switch layer

300‧‧‧Key Cap

500‧‧‧Support unit

560‧‧‧Support unit connection

770‧‧‧First magnetic parts

800‧‧‧Key structure

900‧‧‧ activity board

910‧‧‧ Drive Department

930‧‧‧arm

950‧‧‧ Positioning Department

970‧‧‧Second magnetic parts

999‧‧‧Rotary axis

H ₁₃₀ ‧‧‧ Height

H ₉₀₀ ‧‧‧ Height

Claims (29)

a button structure comprising: a bottom plate; a key cap disposed above the bottom plate; a support unit disposed between the key cap and the bottom plate to support movement of the key cap relative to the bottom plate; a first magnetic member Provided on the bottom plate; and a movable plate rotatably disposed on the bottom plate parallel to the bottom plate, the movable plate having a magnetic force between the second magnetic member and the first magnetic member, when the key cap Receiving a pressing force toward the bottom plate, a sliding end of the supporting unit slides on the bottom plate to drive the movable plate to rotate parallel to the bottom plate and to release the second magnetic member from the first magnetic member; when the pressing force is released The magnetic force causes the second magnetic member to rotate counter-rotatingly adjacent to the first magnetic member in parallel with the bottom plate to drive the sliding end away from the first magnetic member and move the key cap away from the bottom plate. The button structure of claim 1, wherein the movable panel comprises a driving portion and an arm portion, the arm portion connecting the driving portion and the second magnetic member, wherein the driving portion and the second magnetic member are opposite to the The arms are bent in opposite directions and respectively correspond to the support unit and the first magnetic member. The button structure of claim 2, wherein the driving portion has a driving surface, and the second magnetic member has an active surface. When the key cap is not pressed, the driving surface and the active surface are respectively positively facing. When the keycap is pressed, the driving surface and the active surface respectively face the supporting unit and the first magnetic member obliquely. The button structure of claim 2, wherein the driving portion has a first extending direction, the second magnetic member has a second extending direction, and the first extending direction and the second extending direction are sandwiched between 90 Degree angle. The button structure as claimed in claim 2, wherein the movable plate has a rotating shaft, and the rotating shaft is located at a joint of the second magnetic member and the arm portion. The button structure as claimed in claim 5, wherein the movable plate has a positioning portion, and the bottom plate has a guiding groove, and the positioning portion moves in the guiding groove when the movable plate rotates parallel to the bottom plate. The button structure of claim 6, wherein the positioning portion extends from the second magnetic member in parallel with the rotating shaft. The button structure of claim 2, wherein the bottom plate has a limiting portion corresponding to the arm portion to limit displacement of the movable plate parallel to the rotating shaft. The button structure of claim 1, wherein the support unit comprises a first bracket and a second bracket, the first bracket and the second bracket respectively have a first sliding end and a second sliding end, When the key cap receives the pressing force toward the bottom plate, the first sliding end and the second sliding end slide on the bottom plate in proximity to each other. The button structure of claim 9, wherein the support unit further comprises a link disposed between the bottom plate and the key cap to cause the first bracket and the second bracket to be interlocked. The button structure of claim 1, wherein the support unit comprises a first bracket and a second bracket, the first bracket having the sliding end, the sliding when the keycap receives the pressing force toward the bottom plate The end slides away from the second bracket on the bottom plate. The button structure according to claim 1, wherein the bottom plate has a connecting portion, and the key cap has a joint portion rotatably connecting the connecting portion. The button structure of claim 12, wherein the support unit comprises a bracket having the sliding end, and the bracket slides toward the connecting portion when the pressing cap receives the pressing force toward the bottom plate. The button structure of claim 1, wherein the first magnetic member is a magnet and the movable plate is an iron member. The button structure as claimed in claim 2, wherein the first magnetic member is an iron member, and the second magnetic member is a magnet. The button structure of claim 1, further comprising a switch layer, wherein the switch layer is disposed on the bottom plate, the key cap further has a protrusion, when the key cap receives the pressing force to move toward the bottom plate, The protrusion triggers the switch layer. The button structure as claimed in claim 1, wherein the second magnetic member is fixed to the movable plate in an integrally formed or coupled manner. A button structure comprising: a bottom plate having a receiving portion; a key cap disposed above the bottom plate; a supporting unit disposed between the key cap and the bottom plate to support movement of the key cap relative to the bottom plate a first magnetic member disposed in the accommodating portion of the bottom plate; and a movable plate movably disposed in the accommodating portion of the bottom plate along a predetermined path, the movable plate having a second A magnetic attraction is generated between the magnetic member and the first magnetic member, and when the key cap receives a pressing force toward the bottom plate, a sliding end of the supporting unit slides along the first direction on the bottom plate to drive the The movable plate is positioned on the bottom plate along the preset path Shifting and moving the second magnetic member away from the first magnetic member; when the pressing force is released, the magnetic force causes the movable plate to be reversely displaced along the predetermined path along the bottom plate to the first magnetic member to drive the The sliding end slides in the opposite direction of the first direction and moves the keycap away from the bottom plate. A button structure, comprising: a bottom plate having a bearing surface and a limiting portion, the bearing surface and the limiting portion having an extending length in a first direction, the limiting portion protruding above the bottom plate; a key cap disposed above the bottom plate; a support unit disposed between the key cap and the bottom plate to support movement of the key cap relative to the bottom plate; a first magnetic member disposed on the bottom plate; and an activity The plate is displaceably disposed on the bottom plate along a predetermined path, the movable plate has a magnetic attraction between the second magnetic member and the first magnetic member, the movable plate has two ends and is connected to the two a middle portion of the end portion, the lower surface of the movable plate is supported by the bearing surface when the movable plate is displaced parallel to the bottom plate, and the upper surface of the middle portion of the movable plate abuts against the limit Subsequently, when the keycap receives a pressing force toward the bottom plate, a sliding end of the supporting unit slides along the first direction on the bottom plate to drive the movable plate to be displaced along the predetermined path on the bottom plate. And leaving the second magnetic member away from the first magnetic When the pressing force is released, the magnetic force causes the movable plate to be reversely displaced along the predetermined path along the bottom plate toward the first magnetic member to drive the sliding end to slide in the opposite direction of the first direction and Move the keycap away from the bottom plate. The button structure of claim 19, wherein the bottom plate further has a receiving portion, the receiving portion has an opening edge, the opening edge extends along the first direction, and the middle portion of the movable plate protrudes downward And entering the opening, when the movable plate is displaced parallel to the bottom plate, the middle portion abuts against the opening edge to limit the movable plate to be reciprocally displaced only along the first direction. The button structure of claim 19, wherein the upper surface of the middle portion of the movable plate further has a middle sliding slot, the middle sliding slot extends along the first direction, and the limiting portion enters the middle sliding slot. When the movable plate is displaced parallel to the bottom plate, the middle portion sliding groove abuts against the two side walls of the limiting portion to restrict the movable plate from being reciprocally displaced only along the first direction. The button structure of claim 19, wherein the sliding end comprises two coupling portions, and when the movable plate is displaced parallel to the bottom plate, the two coupling portions respectively abut against the two ends of the movable plate, and the two The coupling portion does not interfere with the limiting portion. A button structure, comprising: a bottom plate having a receiving portion, wherein the receiving portion is an opening; a key cap disposed above the bottom plate; a supporting unit disposed between the key cap and the bottom plate, Supporting the key cap to move relative to the bottom plate; a first magnetic member disposed on the bottom plate; a carrier stacked on the bottom plate and correspondingly open to carry the first magnetic member; and a movable plate Disposably disposed on the bottom plate along a predetermined path, the movable plate has a magnetic force between the second magnetic member and the first magnetic member, and when the key cap receives a pressing force toward the bottom plate, One of the support units has a sliding end at the bottom The plate slides along a first direction to drive the movable plate to displace on the bottom plate along the predetermined path and to move the second magnetic member away from the first magnetic member; when the pressing force is released, the magnetic attraction The movable plate is reversely displaced along the predetermined path to the first magnetic member along the predetermined path to drive the sliding end to slide in the opposite direction of the first direction and to move the key cap away from the bottom plate. a button structure comprising: a bottom plate; a key cap disposed above the bottom plate; a support unit disposed between the key cap and the bottom plate to support movement of the key cap relative to the bottom plate; a first magnetic member a movable plate disposed along the predetermined path, the predetermined path being parallel to the bottom plate, such that the movable plate is displaceably disposed on the bottom plate parallel to the bottom plate, the movable plate having a magnetic force is generated between a second magnetic member and the first magnetic member. When the key cap is moved toward the bottom plate by a pressing force, a sliding end of the supporting unit slides along the first direction on the bottom plate. Driving the movable plate to move along the predetermined path on the bottom plate and moving the second magnetic member away from the first magnetic member; when the pressing force is released, the magnetic force causes the movable plate to follow the predetermined path The bottom plate is reversely displaced adjacent the first magnetic member to drive the sliding end to slide in the opposite direction of the first direction and to move the keycap away from the bottom plate. A button structure comprising: a bottom plate; a switch layer is disposed on the bottom plate; a key cap is disposed above the bottom plate, the key cap has a protrusion; a support unit is disposed between the key cap and the bottom plate to support the key cap relative to Moving on the bottom plate; a first magnetic member disposed on the bottom plate; and a movable plate movably disposed on the bottom plate along a predetermined path, the movable plate having a second magnetic member and the first magnetic member a magnetic attraction force is generated, and when the key cap receives a pressing force toward the bottom plate, a sliding end of the supporting unit slides along the first direction on the bottom plate to drive the movable plate along the predetermined path. Displacement on the bottom plate and the second magnetic member away from the first magnetic member, and the protrusion triggers the switch layer; when the pressing force is released, the magnetic force causes the movable plate to follow the predetermined path The bottom plate is reversely displaced adjacent the first magnetic member to drive the sliding end to slide in an opposite direction of the first direction and to move the keycap away from the bottom plate. The button structure of claim 18, 19, 23, 24 or 25, wherein the displacement of the movable plate is translation or rotation. The button structure of claim 18, 19, 23, 24 or 25, wherein the support unit comprises a first bracket and a second bracket, the first bracket having the sliding end, when the keycap receives the pressing force When moving toward the bottom plate, the sliding end slides away from the second bracket on the bottom plate. The button structure of claim 27, wherein the sliding end comprises a coupling portion, the bottom plate has a coupling portion coupled to the coupling portion and corresponding to the movable plate to drive the movable plate. The button structure of claim 25, wherein the support unit comprises a first bracket and a second bracket, the first bracket has the sliding end, and the first bracket has an opening when the keycap accepts When the pressing force moves toward the bottom plate, the protruding portion triggers the switching layer through the opening.