CN107731601B - Key structure and keyboard - Google Patents
Key structure and keyboard Download PDFInfo
- Publication number
- CN107731601B CN107731601B CN201711138690.7A CN201711138690A CN107731601B CN 107731601 B CN107731601 B CN 107731601B CN 201711138690 A CN201711138690 A CN 201711138690A CN 107731601 B CN107731601 B CN 107731601B
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- Prior art keywords
- opening
- keycap
- combining
- key
- key cap
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/12—Movable parts; Contacts mounted thereon
- H01H13/14—Operating parts, e.g. push-button
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/12—Movable parts; Contacts mounted thereon
- H01H13/20—Driving mechanisms
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
- H01H3/12—Push-buttons
- H01H3/122—Push-buttons with enlarged actuating area, e.g. of the elongated bar-type; Stabilising means therefor
- H01H3/125—Push-buttons with enlarged actuating area, e.g. of the elongated bar-type; Stabilising means therefor using a scissor mechanism as stabiliser
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- Push-Button Switches (AREA)
- Input From Keyboards Or The Like (AREA)
Abstract
The invention provides a key structure and a keyboard, the key structure comprises a base plate, a keycap and a supporting structure, the supporting structure is arranged between the base plate and the keycap, the supporting structure comprises a first combining part and a second combining part, the first combining part is movably connected with the first connecting part through the first opening, the second combining part is movably connected with the second connecting part through the second opening, the first opening and the second opening are opposite in direction, when the keycap moves up and down relative to the base plate, the first combining part is positioned in the first connecting part, and the second combining part is positioned in the second connecting part.
Description
Technical Field
The present invention relates to a key structure and a keyboard, and more particularly, to a key structure and a keyboard having the same.
Background
With the rapid development of electronic information technology, electronic products such as computers are widely used in daily life or work, and keyboards are also widely used as an important input device for most electronic products such as computers and various terminal devices. A plurality of key caps are distributed on the keyboard, and input is realized by knocking the key caps. After the keyboard is sold, if other people dismantle the keyboard without permission of the original factory, potential safety hazards can be caused, and meanwhile, the internal elements of the keyboard are exposed and damaged or dislocated due to the disassembly, so that the repair rate of the sold keyboard finished products returned to the factory is improved.
Therefore, it is desirable to provide a key structure and a keyboard to overcome the above-mentioned drawbacks.
Disclosure of Invention
The invention aims to provide a key structure and a keyboard, which can realize anti-disassembly, and if the key structure is forcibly disassembled, the key structure can be broken and damaged and cannot be used.
To achieve the above object, the present invention provides a key structure, including:
a base plate;
the key cap is arranged on the bottom plate and provided with a first connecting part and a second connecting part, the first connecting part is provided with a first opening, and the second connecting part is provided with a second opening;
the supporting structure is arranged between the base plate and the keycap and used for supporting the keycap to move up and down relative to the base plate, the supporting structure comprises a first combining part and a second combining part, the first combining part is movably connected with the first connecting part through the first opening, and the second combining part is movably connected with the second connecting part through the second opening;
the first opening and the second opening are opposite in direction, and when the keycap moves up and down relative to the base plate, the first combination portion is located in the first connection portion, and the second combination portion is located in the second connection portion.
Preferably, the first connecting portion has a first end opposite to the first opening, the second connecting portion has a second end opposite to the second opening, when the keycap moves up and down relative to the base plate, the first combining portion is located between the first opening and a first position, and the second combining portion is located between the second opening and a second position, wherein the first position is located between the first opening and the first end, and the second position is located between the second opening and the second end.
Preferably, the first position is a position having a first predetermined distance from the first opening or a midpoint position from the first end to the first opening;
and/or the second position is a position having a second predetermined distance to the second opening or a midpoint position of the second end to the second opening.
Preferably, the first connecting portion extends from the first edge of the key cap to the center of the key cap, and the first opening is farther from the first edge of the key cap than the first end.
Preferably, the key cap has a first edge and a second edge, the first edge is opposite to the second edge, the first opening faces the center of the key cap from the first edge, and the second opening faces the center of the key cap from the second edge.
Preferably, the first connecting portion is a chute, and the second connecting portion is a drip hole.
Preferably, the supporting structure includes a first supporting member and a second supporting member, the first combining portion is located on the first supporting member, one end of the first supporting member is connected to the keycap through the first combining portion, the other end of the first supporting member is matched with the bottom plate, the second combining portion is located on the second supporting member, one end of the second supporting member is connected to the keycap through the second combining portion, and the other end of the second supporting member is matched with the bottom plate.
Preferably, the first supporting member and the second supporting member are arranged in a crossed manner.
Preferably, when the keycap is subjected to an external force in a first direction and the external force in the first direction can overcome the structural strength of at least one of the first combination portion, the second combination portion, the first connection portion and the second connection portion, the first combination portion and/or the second combination portion and/or the first connection portion and/or the second connection portion are/is broken by the force, wherein the first direction is a direction in which the keycap is far away from the base plate.
In order to achieve the above object, the present invention further provides a keyboard, which includes a plurality of keys, wherein at least one of the plurality of keys is the above key structure.
Compared with the prior art, the invention provides a key structure and a keyboard, the key structure comprises a bottom plate, a keycap and a supporting structure, the supporting structure is arranged between the bottom plate and the keycap and comprises a first combining part and a second combining part, the first combining part is movably connected with the first connecting part through the first opening, the second combining part is movably connected with the second connecting part through the second opening, the first opening and the second opening are opposite in direction, and when the keycap moves up and down relative to the base plate, the first combining part is positioned in the first connecting part, the second combining part is positioned in the second connecting part, so, the key cap can't be dismantled under the user's general condition, in case break open by force to the key cap, will lead to the structure of key cap to produce and destroy, can't reuse again to can realize better preventing tearing open the effect.
Drawings
Fig. 1 is a schematic structural diagram of a key structure in a first state according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of the key structure in the second state according to the embodiment of the present invention.
Detailed Description
In order to further understand the objects, structures, features and functions of the present invention, the following embodiments are described in detail.
Fig. 1 is a schematic structural diagram of a key structure in a first state according to an embodiment of the present invention; fig. 2 is a schematic structural diagram of the key structure in the second state according to the embodiment of the present invention. The invention provides a key structure 100, which comprises a base plate 11, a key cap 12 and a supporting structure 13, wherein the key cap 12 is arranged on the base plate 11, the key cap 12 is provided with a first connecting part 121 and a second connecting part 122, the first connecting part 121 is provided with a first opening 1210, the second connecting part 122 is provided with a second opening 1220, the supporting structure 13 is arranged between the base plate 11 and the key cap 12 and is used for supporting the key cap 12 to move up and down relative to the base plate 11, the supporting structure 13 comprises a first combining part 131 and a second combining part 132, the first combining part 131 is movably connected with the first connecting part 121 through the first opening 1210, and the second combining part 132 is movably connected with the second connecting part 122 through the second opening 1220.
Wherein, first opening 1210 is opposite to second opening 1220 direction, and, when key cap 12 reciprocated for bottom plate 11, first conjunction 131 was located first connecting portion 121, second conjunction 132 was located second connecting portion 122, the button structure has been optimized, structural strength has been improved, the key cap can't be dismantled to user's general condition, in case pull open hard to the key cap, the structure that will lead to the key cap produces the destruction, can't reuse again, thereby can realize better anti-dismantling effect.
In practical applications, when the key cap 12 is subjected to an external force in a first direction, and the external force in the first direction overcomes the structural strength of at least one of the first combining portion 131, the second combining portion 132, the first connecting portion 121, and the second connecting portion 122, the first combining portion 131 and/or the second combining portion 132 and/or the first connecting portion 121 and/or the second connecting portion 122 are broken by the force, that is, at least one of the first combining portion 131, the second combining portion 132, the first connecting portion 121, and the second connecting portion 122 is broken by the force, wherein the first direction is a direction in which the key cap 12 is away from the base plate 11, that is, when a user pulls the key cap 12, the user cannot detach the key cap 12 unless the key structure 100 is broken, and thus the key cap 12 has a better anti-detachment effect. Preferably, the first direction is perpendicular to the directions of the first opening 1210 and the second opening 1220, but not limited thereto.
As shown in fig. 1 and 2, the first connection portion 121 has a first end 1211, the first end 1211 is opposite to the first opening 1210, the second connection portion 122 has a second end 1221, the second end 1221 is opposite to the second opening 1220, when the key cap 12 moves up and down relative to the base plate 11, the first connection portion 131 is located between the first opening 1210 and the first position, and the second connection portion 132 is located between the second opening 1220 and the second position, so that the first connection portion 131 can not be separated from the first opening 1210 and the second connection portion 132 can not be separated from the second opening 1220 due to the up and down movement of the key cap 12 relative to the base plate 11, that is, the first connection portion 131 is always located between the first opening 1210 and the first position and can not be separated from the first opening 1210 no matter the key cap 12 is in a balanced state (not pressed) or in a pressed state, the second coupling portion 132 is always located between the second opening 1220 and the second position, and does not fall out of the second opening 1220, so that the anti-disassembling effect is good, wherein the first position is located between the first opening 1210 and the first end 1211, and the second position is located between the second opening 1220 and the second end 1221.
Further, in order to further prevent the first combining portion 131 from being separated from the first opening 1210 by the first connecting portion 121, the first position may be set to a first predetermined distance from the first opening 1210, or the first position may be set to a middle point position of the first end 1211 to the first opening 1210, or the first position may be set to a two-thirds or three-fourths position of the first end 1211 to the first opening 1210, so as to achieve a better anti-separation effect, without being limited thereto, with the first combining portion 131 being unable to be separated from the first opening 1210 by the first connecting portion 121. And/or the second position may be set to a position having a second predetermined distance from the second opening 1220, or the second position may be a midpoint position from the second end 1221 to the second opening 1220, or the second position may be set to a two-thirds or three-fourths position from the second end 1221 to the second opening 1220, so as to allow the second connecting portion 122 to be unable to be disengaged from the second opening 1220, thereby achieving a better anti-detachment effect. The first predetermined distance and the second predetermined distance are determined by a designer according to actual conditions, and are not described herein again.
Further, the key cap 12 has a first edge 123 and a second edge 124, the first edge 123 is opposite to the second edge 124, the first opening 1210 faces the center of the key cap 12 from the first edge 123, the second opening 1220 faces the center of the key cap 12 from the second edge 124, and the first connection portion 121 and the second connection portion 122 facing each other can better prevent the first combination portion 131 and the second combination portion 132 from coming off from the first connection portion 121 and the second connection portion 122, so that the anti-disassembling effect is better.
In this embodiment, the first connecting portion 121 extends from the first edge 123 of the key cap 12 to the center of the key cap 12, and the first opening 1210 is farther from the first edge 123 of the key cap 12 than the first end 1211, so as to further prevent the first combining portion 131 from coming off the first connecting portion 121 from the first opening 1210, thereby having a better anti-detaching effect. Preferably, the extending direction of the first connecting portion 121 is parallel to the plane of the inner surface of the keycap 12.
Further, a straight line where a connecting line of the first end 1211 and the first opening 1210 is located is a first straight line, a straight line where a connecting line of the second end 1221 and the second opening 1220 is located is a second straight line, and the first straight line is coincident with or parallel to the second straight line. Further, the first direction is perpendicular to the first line and the second line, but not limited thereto.
In practical applications, as shown in fig. 1 and 2, the first connecting portion 121 is a chute, and the second connecting portion 122 is a water drop hole. In other embodiments, the second connecting portion 122 is a chute, and the first connecting portion 121 is a water drop hole; alternatively, the first connecting portion 121 is a sliding groove, and the second connecting portion 122 is a sliding groove; alternatively, the first connection portion 121 is a water drop hole, and the second connection portion 122 is a water drop hole, but not limited thereto, and the details are determined by the designer according to the actual situation, and are not described herein again. The structure of the water drop hole comprises a structure similar to the water drop hole, is not limited by the opening direction and the fine structure, and is determined by a designer according to the actual situation.
As for the structure and configuration design of the supporting structure 13, as shown in fig. 1 and fig. 2, the supporting structure 13 includes a first supporting member 133 and a second supporting member 134, the first combining portion 131 is located on the first supporting member 133, one end of the first supporting member 133 is connected to the key cap 12 by the first combining portion 131, the other end of the first supporting member 133 is matched with the bottom plate 11, the second combining portion 132 is located on the second supporting member 134, one end of the second supporting member 134 is connected to the key cap 12 by the second combining portion 132, and the other end of the second supporting member 134 is matched with the bottom plate 11. In this embodiment, the first supporting element 133 and the second supporting element 134 are disposed in a crossed manner, and in other embodiments, the first supporting element 133 and the second supporting element 134 may be disposed in a "splayed" manner or disposed in an "inverted splayed" manner, but not limited thereto.
Further, when the first connecting portion 121 is a sliding slot and the second connecting portion 122 is a water drop hole, one end of the first supporting member 133 is slidably connected to the sliding slot, the other end of the first supporting member 133 is pivotally connected to the bottom plate 11, one end of the second supporting member 134 is pivotally connected to the water drop hole, the other end of the second supporting member 134 is slidably connected to the base 11, and correspondingly, the bottom plate 11 has a first guiding groove for slidably matching with the other end of the second supporting member 134. In other embodiments, when the first connection portion 121 is a water drop hole and the second connection portion 122 is a sliding slot, one end of the first support member 133 is pivotally connected to the sliding slot, and the other end of the first support member 133 is slidably connected to the bottom plate 11, accordingly, the bottom plate 11 has a first guide slot for slidably matching with the other end of the first support member 133, one end of the second support member 134 is slidably connected to the sliding slot, and the other end of the second support member 134 is pivotally connected to the bottom plate 11; alternatively, the first connection portion 121 and the second connection portion 122 are both a drip hole or both slide grooves.
In this embodiment, the first connecting portion 121 is a sliding slot, and the second connecting portion 122 is a water drop hole, when the key structure 100 is assembled, the first combining portion 131 is firstly mounted to the sliding slot (the first connecting portion 121) at the viewing angle of fig. 1 and 2, then the key cap 12 is pressed down to make the second combining portion 132 located at the second opening 1220, and then the key cap 12 is moved leftward to make the second combining portion 132 clamped into the water drop hole, so that the key structure 100 of the present invention can easily complete the assembly of the key cap 12 and the supporting structure 13.
In summary, the present invention provides a key structure, including a bottom plate, a key cap and a supporting structure, wherein the supporting structure is disposed between the bottom plate and the key cap, the supporting structure includes a first combining portion and a second combining portion, the first combining portion is movably connected to the first connecting portion through the first opening, the second combining portion is movably connected to the second connecting portion through the second opening, the first opening and the second opening are opposite in direction, and when the key cap moves up and down relative to the bottom plate, the first combining portion is located in the first connecting portion, and the second combining portion is located in the second connecting portion, so as to optimize the key structure, improve the structural strength, and prevent the key cap from being detached by a user.
In practical applications, the present invention further provides a keyboard, the keyboard includes a plurality of keys, at least one of the plurality of keys is the key structure 100, the key structure includes a bottom plate, a key cap and a supporting structure, the supporting structure is disposed between the bottom plate and the key cap, the supporting structure includes a first combining portion and a second combining portion, the first combining portion is movably connected to the first connecting portion through the first opening, the second combining portion is movably connected to the second connecting portion through the second opening, the first opening and the second opening are opposite in direction, and when the key cap moves up and down relative to the bottom plate, the first combining portion is located in the first connecting portion, and the second combining portion is located in the second connecting portion, so that a user can not detach the key cap under normal conditions, and once the key cap is forcibly detached, the structure of the key cap is damaged, can not be reused, thereby realizing better anti-dismantling effect
The present invention has been described in relation to the above embodiments, which are only exemplary of the implementation of the present invention. It should be noted that the disclosed embodiments do not limit the scope of the invention. Rather, it is intended that all such modifications and variations be included within the spirit and scope of this invention.
Claims (8)
1. A key structure, comprising:
a base plate;
the key cap is arranged on the bottom plate and provided with a first connecting part and a second connecting part, the first connecting part is provided with a first opening, and the second connecting part is provided with a second opening;
the supporting structure is arranged between the base plate and the keycap and used for supporting the keycap to move up and down relative to the base plate, the supporting structure comprises a first combining part and a second combining part, the first combining part is movably connected with the first connecting part through the first opening, and the second combining part is movably connected with the second connecting part through the second opening;
the first opening and the second opening are opposite in direction, and when the keycap moves up and down relative to the base plate, the first combination part is positioned in the first connection part, and the second combination part is positioned in the second connection part; the supporting structure comprises a first supporting piece and a second supporting piece, wherein the first combining part is positioned on the first supporting piece, one end of the first supporting piece is connected with the keycap through the first combining part, the other end of the first supporting piece is matched with the bottom plate, the second combining part is positioned on the second supporting piece, one end of the second supporting piece is connected with the keycap through the second combining part, and the other end of the second supporting piece is matched with the bottom plate; when the keycap is subjected to external force in a first direction and the external force in the first direction can overcome the structural strength of at least one of the first combination part, the second combination part, the first connection part and the second connection part, the first combination part and/or the second combination part and/or the first connection part and/or the second connection part are/is subjected to stress fracture, wherein the first direction is the direction of the keycap far away from the base plate.
2. The key structure of claim 1, wherein the first connection portion has a first end opposite the first opening, the second connection portion has a second end opposite the second opening, the first engagement portion is between the first opening and a first position when the key cap moves up and down relative to the base plate, the second engagement portion is between the second opening and a second position when the key cap moves up and down relative to the base plate, wherein the first position is between the first opening and the first end, and the second position is between the second opening and the second end.
3. The key structure of claim 2, wherein the first position is a position having a first predetermined distance to the first opening or a midpoint position of the first end to the first opening;
and/or the second position is a position having a second predetermined distance to the second opening or a midpoint position of the second end to the second opening.
4. The key structure of claim 2, wherein the first connection extends from a first edge of the keycap to a center of the keycap, and the first opening is further from the first edge of the keycap than the first end.
5. The key structure of claim 1, wherein the key cap has a first edge and a second edge, the first edge opposite the second edge, the first opening from the first edge toward a center of the key cap, the second opening from the second edge toward the center of the key cap.
6. The key structure of claim 1, wherein the first connecting portion is a chute and the second connecting portion is a drip hole.
7. The key structure of claim 1, wherein the first supporting member and the second supporting member are disposed crosswise.
8. A keyboard comprising a plurality of keys, at least one of the plurality of keys being a key arrangement as claimed in any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711138690.7A CN107731601B (en) | 2017-11-16 | 2017-11-16 | Key structure and keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711138690.7A CN107731601B (en) | 2017-11-16 | 2017-11-16 | Key structure and keyboard |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107731601A CN107731601A (en) | 2018-02-23 |
| CN107731601B true CN107731601B (en) | 2020-11-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711138690.7A Active CN107731601B (en) | 2017-11-16 | 2017-11-16 | Key structure and keyboard |
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| Country | Link |
|---|---|
| CN (1) | CN107731601B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI796084B (en) * | 2022-01-11 | 2023-03-11 | 群光電子股份有限公司 | Keyboard device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204857519U (en) * | 2015-06-15 | 2015-12-09 | 深圳市汇创达科技有限公司 | Fixed structure of metal support and key cap |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5758763A (en) * | 1995-08-17 | 1998-06-02 | Hosiden Corporation | Pantograph type keyboard switch |
| CN1151422C (en) * | 1999-05-24 | 2004-05-26 | 明碁电通股份有限公司 | Key mechanism for computer keyboard |
| CN1525509A (en) * | 2003-02-24 | 2004-09-01 | ������������ʽ���� | Keyboard switch mechanism |
| CN202930282U (en) * | 2012-10-16 | 2013-05-08 | 天津楠朝科技发展有限公司 | Keyboard |
| CN104576134A (en) * | 2013-10-16 | 2015-04-29 | 光宝电子(广州)有限公司 | Key module and keyboard thereof |
| CN204668212U (en) * | 2015-06-01 | 2015-09-23 | 联想(北京)有限公司 | Keyboard and electronic equipment |
| CN207542112U (en) * | 2017-11-16 | 2018-06-26 | 苏州达方电子有限公司 | A kind of press-key structure and keyboard |
-
2017
- 2017-11-16 CN CN201711138690.7A patent/CN107731601B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204857519U (en) * | 2015-06-15 | 2015-12-09 | 深圳市汇创达科技有限公司 | Fixed structure of metal support and key cap |
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| CN107731601A (en) | 2018-02-23 |
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