TWI699793B - Keyswitch and keyboard with adjustment function about pressing-stroke - Google Patents

Abstract

A keyswitch having adjustment function about pressing-stroke is applied to a keyboard and includes a base, a supporter, an adjusting component and a bushing component. The supporter is disposed on the base. The adjusting component is slidably disposed on the base and can be switched between a first position and a second position. The adjusting component has a first contacting region and a second contacting region with different heights. The bushing component is movably disposed inside the supporter and can be moved related to the base. A position portion of the bushing component aligns with the first contacting region when the adjusting component is in the first position, and the bushing component has a first pressing stroke; the position portion aligns with the second contacting region when the adjusting component is in the second position, and the bushing component has a second pressing stroke different from the first pressing stroke.

Description

Key and keyboard capable of adjusting pressing stroke

The present invention provides a key and keyboard as a signal input interface, especially a key and keyboard with adjustable pressing stroke.

In practical applications, in order to provide users with different tactile feedback, the general button structure must be designed with different specifications for users to purchase; for example, it can include: trigger elastic arm and trigger contact The level of the conduction position or the required actuation force. That is, the existing mechanical key structure can only provide a fixed pressing feel, and cannot allow users to adjust the pressing feel; therefore, when users need different button pressing feels, they must purchase a new keyboard or put the original keyboard on The old button structure is removed and replaced with a new button structure; such a high cost greatly limits the flexibility and convenience of operation of the mechanical button structure.

The present invention provides a key and keyboard with adjustable pressing stroke to solve the above-mentioned problems.

The scope of patent application of the present invention discloses a button with adjustable pressing stroke, which includes a bottom plate, a support seat, an adjustment member and a sleeve member. The base plate has a switch. The support seat Set on the bottom plate. The adjusting member is slidably arranged on the bottom plate and can be switched between a first position and a second position. The adjusting member has a first stop zone and a second stop zone. A first level of the first stop zone is different from a second level of the second stop zone. The sleeve member is movably arranged in the support seat to move relative to the bottom plate to trigger the switch. The sleeve member includes a positioning portion. The positioning portion is aligned with the first stop area when the adjusting member is located at the first position so that the sleeve member has a first pressing stroke; and when the adjusting member is located at the second position, aligned with the second The abutment area enables the sleeve member to have a second pressing stroke, and the first pressing stroke is different from the second pressing stroke.

The patent application scope of the present invention further discloses a keyboard with adjustable pressing stroke, which includes a bottom plate and a plurality of keys. The base plate has a plurality of switches. The plurality of keys are arranged on the bottom plate. Each key includes a support seat, an adjustment piece and a sleeve piece. The base plate has a switch. The support seat is arranged on the bottom plate. The adjusting member is slidably arranged on the bottom plate and can be switched between a first position and a second position. The adjusting member has a first stop zone and a second stop zone. A first level of the first stop zone is different from a second level of the second stop zone. The sleeve member is movably arranged in the support seat to move relative to the bottom plate to trigger a corresponding switch. The sleeve member includes a positioning portion. The positioning portion is aligned with the first stop area when the adjusting member is located at the first position so that the sleeve member has a first pressing stroke; and when the adjusting member is located at the second position, aligned with the second The abutment area enables the sleeve member to have a second pressing stroke, and the first pressing stroke is different from the second pressing stroke.

The key and keyboard of the present invention are provided with a first stop zone and a second stop zone on the adjusting member. When the adjustment piece slides back and forth relative to the bottom plate, the first stop area and the second stop area of the adjustment piece will alternately align with the positioning part of the sleeve part; the positioning part moves down due to the pressing of the button until it touches the first stop The movement of the sleeve member is stopped by the second stop zone or the second stop zone. Since the first stop zone and the second stop zone have different levels, the pressing stroke of the button can be changed with the switching movement of the adjustment part. In addition, the top of the adjustment piece The output part is adjacent to the limit part of the support seat; the back and forth sliding movement of the adjusting member relative to the bottom plate can make the ejection part lower or higher than the inclined guide surface structure of the limit part, thereby changing the release point of the second end of the reset element.

10: keyboard

12: bottom plate

14, 14’: Button

16: switch

17: keycap

18: Support seat

20, 20’: adjustment piece

22: sleeve parts

24: Reset component

241: first end

242: second end

26: Actuation plate

28: Upper support

30: Lower support

32: body

34: Extension

36: The first arrival area

38: second arrival area

40: first hole

42: positioning hole

44: limit part

46: Positioning Department

48: ejector

50: inclined guide surface structure

52: Retaining surface structure

54: Release Department

56: body

58: Bridge

60: second hole

62: first arrival area

64: second arrival area

66: ejector

H1: The first level

H2: second level

S1: First compression stroke

S2: Second pressing stroke

Figure 1 is a schematic diagram of the appearance of a keyboard with adjustable pressing stroke according to an embodiment of the present invention.

Figure 2 is an exploded view of the components of the button according to the first embodiment of the present invention.

Figures 3 and 4 are schematic diagrams of the keys in different operation modes of the first embodiment of the present invention.

Figures 5 and 6 are schematic diagrams of the keys in other viewing angles and in different operating modes of the first embodiment of the present invention.

Figure 7 is an exploded view of the components of the button according to the second embodiment of the present invention.

Figures 8 and 9 are schematic diagrams of the keys in different operation modes of the second embodiment of the present invention.

Please refer to FIGS. 1 and 2. FIG. 1 is a schematic diagram of the appearance of the keyboard 10 with adjustable pressing stroke according to an embodiment of the present invention, and FIG. 2 is an exploded view of the components of the button 14 according to the first embodiment of the present invention. The keyboard 10 may include a bottom plate 12 and a plurality of keys 14. The bottom plate 12 may have a plurality of switches 16. Each button 14 is arranged on the bottom plate 12 corresponding to the position of the switch 16. The user presses the button 14 to trigger the switch 16 to output control commands. The switch 16 may be an optical switch, such as a light detection module composed of a light transmitter and a light receiver; the switch 16 may also be a mechanical switch. The button 14 may include a key cap 17, a supporting seat 18, an adjusting member 20, a sleeve member 22, a resetting element 24 and an actuation plate 26. The support base 18 includes an upper support portion 28 and a lower support portion 30 that are engaged with each other. The lower support portion 30 is disposed on the bottom plate 12 and supports the upper support portion 28. The sleeve member 22 is slidably disposed between the upper support portion 28 and the lower support portion 30. The adjusting member 20 is disposed on the bottom plate 12 and can be relatively slid to switch the use mode of the button 14.

In the first embodiment, the adjusting member 20 may have a main body 32 and an extension part 34. The extension part 34 is disposed at the lower end of the main body 32, and the first abutment area 36 and the second abutment area 38 are disposed at the upper end of the main body 32. The first level H1 of the first stop region 36 relative to the bottom end of the body 32 is different from the second level H2 of the second stop region 38 at the bottom of the body 32. The actuating plate 26 is movably arranged under the bottom plate 12. The extension portion 34 of the adjusting member 20 passes through the first hole 40 of the bottom plate 12 to fit into the positioning hole 42 of the actuating plate 26. When the user translates the actuating plate 26 laterally, the extension 34 of the adjusting member 20 can move back and forth in the first hole 40 under the influence of the pushing force, so that the main body 32 is drawn to translate relative to the bottom plate 12. The reset element 24 is arranged between the bottom plate 12 and the sleeve member 22. The first end 241 of the reset element 24 abuts against the bottom plate 12, and the second end 242 is detachably engaged with the limiting portion 44 of the support base 18.

Please refer to FIG. 3 and FIG. 4. FIG. 3 and FIG. 4 are schematic diagrams of the buttons 14 in different operation modes according to the first embodiment of the present invention. In Figure 3, the adjusting member 20 is in the first position, such as the right end of the first hole 40, and the positioning portion 46 of the sleeve member 22 is aligned with the first stop region 36; if the user presses the button 14, the sleeve The cylinder member 22 moves down until the positioning portion 46 touches the first stop area 36 and stops. At this time, the sleeve member 22 triggers the switch 16, and the first pressing stroke S1 of the sleeve member 22 is the bottom end of the positioning portion 46 at the The distance from the first abutment area 36 in the pressed state. In Figure 4, the adjusting member 20 is switched to the second position, the positioning portion 46 of the sleeve member 22 is aligned with the second stop region 38, and the downward movement of the sleeve member 22 will stop the positioning portion 46 against the second stop. When the zone 38 is stopped, the switch 16 will also be triggered; at this time, the second pressing stroke S2 of the sleeve member 22 is the distance between the bottom end of the positioning portion 46 and the second stop zone 38 in the unpressed state. It can be seen that the first pressing stroke S1 is different from the second pressing stroke S2, and the user can adjust the pressing stroke of the button 14 by translating the actuating plate 26 and the adjusting member 20.

Please refer to Figures 5 and 6. Figures 5 and 6 are buttons 14 of the first embodiment of the present invention. Schematic diagrams in other viewing angles and in different operating modes. The adjusting member 20 may further have a protruding portion 48 disposed on the main body 32 and adjacent to the limiting portion 44 of the support base 18. The limiting portion 44 may include an inclined guide surface structure 50 and a blocking surface structure 52 connected to each other. The second end 242 of the reset element 24 stops in the limiting portion 44 by stopping the blocking surface structure 52. As shown in Fig. 5, the adjusting member 20 is in the first position. At this time, the ejection portion 48 is far away from the inclined guide surface structure 50, or the height of the top surface of the ejection portion 48 is lower than that of the inclined guide surface structure 50. If the user presses the button 14, the release portion 54 of the sleeve member 22 can push the second end 242 to slide along the inclined guide surface structure 50, and when the second end 242 leaves the restraining range of the blocking surface structure 52, the reset element is released 24 elastic resilience. If the adjusting member 20 is switched to the second position, as shown in Figure 6, the ejection portion 48 moves closer to the inclined guide surface structure 50 at this time, and the height of the top surface of the ejection portion 48 is higher than that of the inclined guide surface structure 50 At the height of the top surface, the second end 242 of the reset element 24 contacts and abuts against the ejection portion 48, which means that the ejection portion 48 of the adjusting member 20 is used to raise the second end 242, and the elastic restoring force of the reset element 24 can be released early. Change the rebound peak force point of button 14.

Please refer to Figures 7-9. Figure 7 is an exploded view of the button 14' according to the second embodiment of the present invention. Figures 8 and 9 are respectively different from the button 14' according to the second embodiment of the present invention. Schematic diagram of operation mode. In the second embodiment, the elements with the same number as the first embodiment have the same structure and function, and the description will not be repeated here. The button 14' may include a key cap 17, a support base 18, an adjustment member 20', a sleeve member 22, and a reset element 24. The adjusting member 20' of the second embodiment is arranged under the bottom plate 12, and can slide freely relative to the bottom plate 12 to switch the operation mode of the button 14'. The adjusting member 20' may have a body 56 and a bridge 58. The bridging portion 58 is disposed on the main body 56 and can pass through the second hole 60 of the bottom plate 12. The bridge portion 58 is used to support the first abutment area 62 and the second abutment area 64. In addition, the protruding portion 66 of the adjusting member 20' also extends upward from the main body 56 and penetrates the bottom plate 12.

As shown in Figure 8, the adjusting member 20' is in the first position, and the positioning portion 46 of the sleeve member 22 is aligned with the first stop region 62; when the user presses the button 14', the sleeve member 22 moves down until it is positioned Section 46 touches the first Stop at the stop zone 62. As shown in Figure 9, the adjusting member 20' is switched to the second position, the positioning portion 46 of the sleeve member 22 is aligned with the second stop area 64, and the sleeve member 22 moves downward until the positioning portion 46 touches the second stop area. 64 stops. Since the first level of the first abutment area 62 relative to the surface of the body 56 is different from the second level of the second abutment area 64 relative to the surface of the body 56, the sleeve member 22 is in the operating mode shown in Figure 8 The first pressing stroke will be different from the second pressing stroke in the operating mode shown in Figure 9. In other words, the user can alternately align the first abutment area 62 or the second abutment area 64 with the positioning portion 46 by translating the adjusting member 20', so that the pressing stroke of the button 14' can be adjusted in a switchable manner.

In the second embodiment, the first abutment area 62 and the second abutment area 64 are adjacently arranged to form a stepped structure, but the actual application is not limited to this. For example, the adjustment member 20' can directly dig out the first stop region 62, which means that when the adjustment member 20' is in the first position, the positioning portion 46 of the sleeve member 22 points toward the body 56; the user presses the button 14 At this time, the sleeve member 22 will stop moving down when the positioning portion 46 abuts against the upper surface of the body 56, which can further increase the pressing stroke of the button 14'. In addition, the ejection portion 66 of the adjusting member 20' is adjacent to the limiting portion 44 of the support base 18. When the adjusting member 20' is switched back and forth between the first position and the second position, the ejection portion 66 can be selectively lower than or The inclined guide surface structure 50 higher than the limit portion 44 is used to adjust the rebound peak force point of the button 14'.

In summary, the key and keyboard of the present invention are provided with a first stop zone and a second stop zone on the adjusting member. When the adjustment piece slides back and forth relative to the bottom plate, the first stop area and the second stop area of the adjustment piece will alternately align with the positioning part of the sleeve part; the positioning part moves down due to the pressing of the button until it touches the first stop The movement of the sleeve member is stopped by the second stop zone or the second stop zone. Since the first stop zone and the second stop zone have different levels, the pressing stroke of the button can be changed with the switching movement of the adjustment part. In addition, the ejection portion of the adjusting piece is adjacent to the limiting portion of the support base; the sliding back and forth of the adjusting piece relative to the bottom plate can make the ejecting portion lower or higher than the inclined guide surface structure of the limiting portion, thereby changing The release point of the second end of the reset element. Compared with the prior art, the present invention can simultaneously adjust the pressing stroke of the button and the reset element by moving the adjusting member. Eliminates the cumbersome steps of dismantling the old and replacing it with the new, helping to improve the stability of the product structure and the convenience of operation.

The foregoing descriptions are only preferred embodiments of the present invention, and all equivalent changes and modifications made in accordance with the scope of the patent application of the present invention shall fall within the scope of the present invention.

12: bottom plate

14: Button

16: switch

17: keycap

18: Support seat

20: adjustment piece

22: sleeve parts

24: Reset component

241: first end

242: second end

26: Actuation plate

28: Upper support

30: Lower support

32: body

34: Extension

36: The first arrival area

38: second arrival area

40: first hole

42: positioning hole

44: limit part

46: Positioning Department

48: ejector

50: inclined guide surface structure

52: Retaining surface structure

54: Release Department

H1: The first level

H2: second level

Claims (20)

A button with adjustable pressing stroke, comprising: a bottom plate with a switch; a support seat arranged on the bottom plate; an adjusting member slidably arranged on the bottom plate and switchable between a first position and a first position Between the two positions, the adjusting member has a first stop zone and a second stop zone, a first level of the first stop zone is different from a second level of the second stop zone; And a sleeve member movably disposed in the support base to move relative to the bottom plate to trigger the switch, the sleeve member includes a positioning portion; wherein the positioning portion is aligned with the first position when the adjusting member is located at the first position An abutment area so that the sleeve member has a first pressing stroke, and when the adjusting member is located at the second position, the second abutment area is aligned so that the sleeve member has a second pressing stroke, and The first pressing stroke is different from the second pressing stroke. The button according to claim 1, wherein the adjusting member further has a body and an extension part, the first stop zone and the second stop zone are arranged at the upper end of the body, and the extension part is arranged on the body The lower end passes through a first hole of the bottom plate, and the extension part receives a thrust to pull the body to switch to the first position or the second position. The button according to claim 2, further comprising: an actuating plate, which is movably arranged under the bottom plate, and the extension part is fitted into a positioning hole of the actuating plate. The button according to claim 1, wherein the adjusting member further has a body and a bridge portion, The bridge portion is disposed on the body, passes through a second hole of the bottom plate and supports the first abutment area and the second abutment area. The bridge portion is subjected to a thrust to pull the first abutment area and The second abutting area is alternately aligned with the positioning portion. The button according to claim 1, further comprising: a reset element having a first end and a second end opposite to each other, and is arranged between the bottom plate and the sleeve member, and the first end abuts against the The bottom plate, the second end is detachably clamped to a limiting part of the support seat. The button according to claim 5, wherein the sleeve member further includes a release portion, and the release portion pushes the second end to separate the limiting portion along with the movement of the sleeve member. The button according to claim 5, wherein the limiting portion includes an inclined guide surface structure and a blocking surface structure connected, and the second end is against the blocking surface structure to stay in the limiting portion. The button according to claim 7, wherein the adjustment member further has an ejection portion adjacent to the limiting portion, and contacts or moves away from the second end of the reset element as the adjustment member moves. The button according to claim 8, wherein the ejection portion is lower than the inclined guide surface structure when the adjusting member is at the first position, and is higher than the inclined guide surface structure when the adjusting member is at the second position . The button according to claim 1, wherein the support base includes an upper support portion and a lower support portion that are engaged with each other, the lower support portion is disposed on the bottom plate and supports the upper support portion, and the sleeve member is slidable The ground is arranged between the upper support portion and the lower support portion. A keyboard with adjustable pressing stroke, which includes: a bottom plate with a plurality of switches; and a plurality of keys arranged on the bottom plate, and each key includes: a support seat, which is arranged on the bottom plate; an adjustment piece , Slidably disposed on the bottom plate and switchable between a first position and a second position, the adjustment member has a first stop zone and a second stop zone, the first stop zone has a second stop zone A level different from a second level of the second stop zone; and a sleeve member movably disposed in the support base to move relative to the bottom plate to trigger a corresponding switch, the sleeve member including a positioning portion ; Wherein, the positioning portion is aligned with the first stop area when the adjusting member is located at the first position so that the sleeve member has a first pressing stroke, and when the adjusting member is located at the second position, aligned with the first The two abutment regions enable the sleeve member to have a second pressing stroke, and the first pressing stroke is different from the second pressing stroke. The keyboard according to claim 11, wherein the adjusting member further has a body and an extension, the first abutment area and the second abutment area are disposed on the upper end of the body, and the extension is disposed on the body The lower end passes through a first hole of the bottom plate, and the extension part receives a thrust to pull the body to switch to the first position or the second position. The keyboard according to claim 12, wherein the button further includes an actuating plate, which is movably arranged under the bottom plate, and the extension is fitted into a positioning hole of the actuating plate. The keyboard according to claim 11, wherein the adjusting member further has a body and a bridge Part, the bridge part is arranged on the body, passes through a second hole of the bottom plate and supports the first stop zone and the second stop zone, the bridge part receives a thrust to pull the first stop The area and the second stop area are alternately aligned with the positioning portion. The keyboard according to claim 11, wherein the button further includes a reset element having a first end and a second end opposite to each other, and is disposed between the bottom plate and the sleeve member, and the first end abuts The bottom plate and the second end are detachably engaged with a limiting portion of the support base. The keyboard according to claim 15, wherein the sleeve member further includes a unlocking portion, and the unlocking portion pushes the second end to separate the limiting portion along with the movement of the sleeve member. The keyboard according to claim 15, wherein the limiting portion includes an inclined guide surface structure and a blocking surface structure connected to each other, and the second end abuts against the blocking surface structure to stay in the limiting portion. The keyboard according to claim 17, wherein the adjustment member further has an ejection portion adjacent to the limiting portion, and contacts or moves away from the second end of the reset element as the adjustment member moves. The keyboard according to claim 18, wherein the ejection portion is lower than the inclined guide surface structure when the adjusting member is in the first position, and is higher than the inclined guide surface structure when the adjusting member is in the second position . The keyboard according to claim 11, wherein the support base includes an upper support portion and a lower support portion that engage with each other, the lower support portion is disposed on the bottom plate and supports the upper support portion, and the sleeve member is slidable The ground is arranged between the upper support portion and the lower support portion.

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