CN204720358U - The press-key structure of scissor foot keyboard - Google Patents
The press-key structure of scissor foot keyboard Download PDFInfo
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- CN204720358U CN204720358U CN201520316486.XU CN201520316486U CN204720358U CN 204720358 U CN204720358 U CN 204720358U CN 201520316486 U CN201520316486 U CN 201520316486U CN 204720358 U CN204720358 U CN 204720358U
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Abstract
The utility model provides a kind of press-key structure of scissor foot keyboard, comprising: base (1), the film circuit board (2) be located on base (1), the elastic component (3) be located on film circuit board (2), be located at elastic component (3) top and the scissor support (4) be installed on described base (1) and the keycap (5) be installed on scissor support (4); Scissor support (4) comprises inner support (41) and is rotationally connected with the support arm (42) in inner support (41) outside; Inner support (41) and support arm (42) form a built on stilts portion (43) below being rotationally connected and locating, elastic component (3) is positioned at built on stilts portion (43); Inner support (41) and the support arm (42) of scissor support (4) form dual lever mechanism, elastic component (3) comprises ringwise support portion (31) and is connected to the elasticity press section (32) at support portion (31) top, film circuit board (2) has circuit contact, support portion (31) correspondence is located at the periphery of the upper circuit contact of film circuit board (2), and elasticity press section (32) are oppositely arranged with the circuit contact of film circuit board (2) and leave gap; The material of elastic component (3) is metal.The utility model utilizes scissor dual lever mechanism, the press points of pressing elastic component is located on the inner support of scissor support, make the thickness of whole button thinner, stroke is larger, and feel is better, meets the demand of electronic product ultra-thin, during use each position of keycap to knock power less and balanced, comfortable feel, sound is less, and structure is simple.
Description
Technical field
The utility model relates to keyboard technique field, particularly relates to a kind of press-key structure of scissor foot keyboard.
Background technology
Along with the development of information technology and people are to the continuous pursuit of portable type electronic product, keyboard is also because the typical input equipment of one as the electronic product such as notebook computer and panel computer is widely used.
Along with technology constantly bring forth new ideas and user to the continuous pursuit of the science and technology sense of electronic product, keyboard structure is also just towards miniaturized and slimming development, and many existing press-key structures can not meet the demand of electronic product ultra-thin.In addition, the keyboard of many existing structures in use, during pressing keycap, in the upper left corner, the upper right corner, the lower left corner, five positions in the lower right corner and button center to knock power larger and unbalanced, long-time use easily produces fatigue, feel is relatively uncomfortable, and sound when knocking is also larger.
Therefore, be necessary to make further improvements existing keyboard press button structure, guaranteeing that button has on the basis of good use feel, meet the demand of electronic product ultra-thin in the market, reduce the thickness of notebook computer and flat computer keyboard to a certain extent, save the space of electronic product, make product have more science and technology sense, meet the user demand of user, the life for people brings serves more easily.
Utility model content
The purpose of this utility model is the press-key structure providing a kind of scissor foot keyboard, and the thickness of whole button is thin, and stroke is large, good hand touch, meets the demand of electronic product ultra-thin, during use each position of keycap to knock power less and balanced, comfortable feel, sound is less, and structure is simple.
For achieving the above object, the utility model provides a kind of press-key structure of scissor foot keyboard, comprising: base, the film circuit board be located on described base, the elastic component be located on described film circuit board, to be located at above described elastic component and the scissor support be installed on described base and the keycap be installed on described scissor support; Described scissor support comprises inner support and is rotationally connected with the support arm outside described inner support; Described inner support and support arm form a built on stilts portion below being rotationally connected and locating, described elastic component is positioned at described built on stilts portion;
Inner support and the support arm of described scissor support form dual lever mechanism, described elastic component comprises ringwise support portion and is connected to the elasticity press section at top, described support portion, described film circuit board has circuit contact, described support portion correspondence is located at the periphery of a circuit contact on described film circuit board, and the circuit contact of described elasticity press section and described film circuit board is oppositely arranged and leaves gap; The material of described elastic component is metal.
Described inner support is provided with the press points of lug boss as the described elastic component of pressing towards the side of described elastic component, described boss is rotationally connected between place in described inner support both sides and support arm, described elastic component correspondence covers on circuit contact, when pressing keycap, the lug boss pressing elastic component of scissor support, elastic component pressing film circuit board makes the circuit contact contact conducting of film circuit board.
Described base is provided with two the first hollow-out parts be symmetrical set, and the inner peripheral surface of described first hollow-out parts is provided with the first groove near the inner side of described base; The offside of described first groove is provided with the inner peripheral surface that is connected to described first hollow-out parts and the first hook portion of perpendicular with described base; The homonymy of described first groove is provided with the inner peripheral surface that is connected to described first hollow-out parts and the second hook portion of perpendicular with described base; Described second hook portion is arranged in the side of described first hollow-out parts away from described first hook portion, and described second hook portion is contrary with the bending direction of described first hook portion.
Described film circuit board is provided with and is symmetrical set and two corresponding with described two the first hollow-out parts respectively the second hollow-out parts; The inner peripheral surface of described second hollow-out parts is respectively equipped with the second groove, the 3rd groove and the 4th groove, the position of described second groove is corresponding with the position of described first groove, the position of described 4th groove is corresponding with the position of described second hook portion, and described 3rd groove is located at described 4th groove offside; The first hook portion on described base, the second hook portion are all positioned at the inner side of described second hollow-out parts relative to described film circuit board; The height of described first hook portion, the second hook portion is greater than the thickness of described film circuit board; Region on described film circuit board between two the second hollow-out parts is provided with circuit contact, and described elastic component correspondence covers on described circuit contact.
The opposing end surface of described inner support is respectively equipped with the first symmetrical connecting portion, the second connecting portion and the 3rd connecting portion between the first connecting portion and the second connecting portion; Described inner support is provided with holding part towards the surface of described elastic component, and described lug boss is located in described holding part, and being rotationally connected between place at described inner support both sides and support arm.
Described support arm is framework, described support arm opposing end surface is respectively equipped with the 4th symmetrical connecting portion, the 5th connecting portion, the inner peripheral surface of described support arm is provided with two symmetrical the first link slots, and described first link slot is between described 4th connecting portion, the 5th connecting portion; Described 3rd connecting portion is installed in described first link slot.
Described keycap is housing, and corresponding described 4th connecting portion of described keycap inner surface is provided with the first installation portion, and corresponding described second connecting portion is provided with the second installation portion.
Described 4th connecting portion is slidably connected in described first installation portion, described second connecting portion is rotationally connected with in described second installation portion, described first connecting portion is rotationally connected with in described second hook portion, and can slide between described second hook portion and described film circuit board; Described 5th connecting portion is rotationally connected with in described first hook portion, and is resisted against on described film circuit board.
Described inner support is provided with two the 3rd hollow-out parts running through described inner support upper and lower surface.
Described inner support is provided with the several through holes running through described inner support upper and lower surface.
The beneficial effects of the utility model: the utility model is that the inner support of scissor support and support arm are rotationally connected and locates below and forms the portion of making somebody a mere figurehead, and elastic component is set in built on stilts portion, the inner support of scissor support and support arm is made to form dual lever mechanism, elastic component correspondence covers on the circuit contact of film circuit board, the material of elastic component adopts metal, high temperature resistant, long service life, inner support arranges the press points of lug boss as pressing elastic component towards the side of elastic component simultaneously, make the thickness of whole button thinner, stroke is larger, and feel is better; When pressing keycap, the lug boss pressing elastic component of scissor support, elastic component pressing film circuit board makes the circuit contact contact conducting of film circuit board, realizes the function of input through keyboard, whereby, the utility model can reduce the thickness of keyboard, meet the demand of electronic product ultra-thin, during use each position of keycap to knock power less and balanced, comfortable feel, sound is less, and structure is simple.
Accompanying drawing explanation
In order to further understand feature of the present utility model and technology contents, refer to following about detailed description of the present utility model and accompanying drawing, but accompanying drawing only provide reference and explanation use, is not used for being limited the utility model.
In accompanying drawing,
Fig. 1 is the side-looking structural representation of the press-key structure of scissor foot keyboard of the present utility model;
Fig. 2 is the generalized section of the press-key structure of scissor foot keyboard of the present utility model;
Fig. 3 is the exploded perspective view of the first embodiment of the press-key structure of scissor foot keyboard of the present utility model;
Fig. 4 is the perspective view of the base of the press-key structure of scissor foot keyboard of the present utility model;
Fig. 5 is the perspective view of the film circuit board of the press-key structure of scissor foot keyboard of the present utility model;
Fig. 6 is the schematic top plan view after the base of the press-key structure of scissor foot keyboard of the present utility model and film circuit board and elastic component are installed;
Fig. 7 is the generalized section in the A-A direction of Fig. 6;
Fig. 8 is the perspective view of the inner support of the first embodiment of the press-key structure of scissor foot keyboard of the present utility model;
Fig. 9 is the schematic top plan view of the inner support of the first embodiment of the press-key structure of scissor foot keyboard of the present utility model;
Figure 10 is the generalized section in the B-B direction of Fig. 9;
Figure 11 is the perspective view of the support arm of the press-key structure of scissor foot keyboard of the present utility model;
Figure 12 is the schematic top plan view of the support arm of the press-key structure of scissor foot keyboard of the present utility model;
Figure 13 is the generalized section in the C-C direction of Figure 12;
Figure 14 is the elevational schematic view of the support arm of the press-key structure of scissor foot keyboard of the present utility model;
Figure 15 is the perspective view of the keycap of the press-key structure of scissor foot keyboard of the present utility model;
Figure 16 is the elevational schematic view of the keycap of the press-key structure of scissor foot keyboard of the present utility model;
Figure 17 is the generalized section in the D-D direction of Figure 16;
Figure 18 is the fundamental diagram of the press-key structure of scissor foot keyboard of the present utility model;
Figure 19 is the force analysis figure of the press-key structure of scissor foot keyboard of the present utility model;
Figure 20 is the exploded perspective view of the second embodiment of the press-key structure of scissor foot keyboard of the present utility model;
Figure 21 is the exploded perspective view of the 3rd embodiment of the press-key structure of scissor foot keyboard of the present utility model.
Embodiment
For further setting forth the technological means and effect thereof that the utility model takes, be described in detail below in conjunction with preferred embodiment of the present utility model and accompanying drawing thereof.
Refer to Fig. 1 to Fig. 3, the utility model provides a kind of press-key structure of scissor foot keyboard, comprising: base 1, the film circuit board 2 be located on described base 1, the elastic component 3 be located on described film circuit board 2, to be located at above described elastic component 3 and the scissor support 4 be installed on described base 1 and the keycap 5 be installed on described scissor support 4; Described scissor support 4 comprises inner support 41 and is rotationally connected with the support arm 42 outside described inner support 41; Described inner support 41 and support arm 42 form a built on stilts portion 43 below being rotationally connected and locating, described elastic component 3 is positioned at described built on stilts portion 43.
Inner support 41 and the support arm 42 of described scissor support 4 form dual lever mechanism, described elastic component 3 comprises ringwise support portion 31 and is connected to the elasticity press section 32 at top, described support portion 31, described film circuit board 2 has circuit contact (not shown), described support portion 31 correspondence is located at the periphery of a circuit contact on described film circuit board 2, and described elasticity press section 32 is oppositely arranged with the circuit contact of described film circuit board 2 and leaves gap; The material of described elastic component 3 is metal.Described lug boss 415, as the contact of pressing elastic component 3, is located on the inner support 41 of described scissor support 4, makes the thickness of whole button thinner, and stroke is larger, and feel is better, can meet the demand of electronic product ultra-thin.
Particularly, described inner support 41 is provided with the press points of lug boss 415 as the described elastic component 3 of pressing towards the side of described elastic component 3, described lug boss 415 is rotationally connected between place described inner support 41 both sides and support arm 42, preferred described lug boss 415 is in the centre position be rotationally connected between place of described inner support 41 both sides and support arm 42, described elastic component 3 correspondence covers on circuit contact, when pressing keycap 5, the lug boss 415 of scissor support 4 presses elastic component 3, elastic component 3 presses the circuit contact contact conducting that film circuit board 2 makes film circuit board.
Refer to Fig. 4, described base 1 is provided with two the first hollow-out parts 11 be symmetrical set, and the inner peripheral surface of described first hollow-out parts 11 is provided with the first groove 12 near the inner side of described base 1; The offside of described first groove 12 is provided with the inner peripheral surface that is connected to described first hollow-out parts 11 and the first hook portion 13 of perpendicular with described base 1; The homonymy of described first groove 12 is provided with the inner peripheral surface that is connected to described first hollow-out parts 11 and the second hook portion 14 of perpendicular with described base 1; Described second hook portion 14 is arranged in the side of described first hollow-out parts 11 away from described first hook portion 13, and described second hook portion 14 is contrary with the bending direction of described first hook portion 13.
Particularly, described first hook portion 13, second hook portion 14, for being connected with the bottom of scissor support 4, makes scissor support 4 can rotate relative to base 1.The described shape of the first hollow-out parts 11, first groove 12 and the shape of scissor support 4 adapt, when rotating relative to base 1 to avoid scissor support 4 and base 1 produce and interfere.
Refer to Fig. 5 to Fig. 7, described film circuit board 2 is provided with and is symmetrical set and two corresponding with described two the first hollow-out parts 11 respectively the second hollow-out parts 21; The inner peripheral surface of described second hollow-out parts 21 is respectively equipped with the second groove 22, the 3rd groove 23 and the 4th groove 24, the position of described second groove 22 is corresponding with the position of described first groove 12, the position of described 4th groove 24 is corresponding with the position of described second hook portion 14, and described 3rd groove 23 is located at described 4th groove 24 offside; The first hook portion 13, second hook portion 14 on described base 1 is all positioned at the inner side of described second hollow-out parts 21 relative to described film circuit board 2; The height of described first hook portion 13, second hook portion 14 is greater than the thickness of described film circuit board 2, to ensure that film circuit board 2 is installed on after on base 1, first hook portion 13, second hook portion 14 can be stretched out from the second hollow-out parts 21, is convenient to the installation of scissor support 4.Shape and the scissor support 4 of described second groove 22, the 3rd groove 23 and the 4th groove 24 adapt, when rotating relative to base 1 to avoid scissor support 4 and film circuit board 2 produce and interfere, after ensureing button pressed, scissor support 4 can entirely be pressed against on film circuit board 2.Region on described film circuit board 2 between two the second hollow-out parts 21 is provided with circuit contact, and described elastic component 3 correspondence covers on described circuit contact.
Refer to Fig. 8 to Figure 10, the opposing end surface of described inner support 41 is respectively equipped with the first symmetrical connecting portion 411, second connecting portion 412 and the 3rd connecting portion 413 between the first connecting portion 411 and the second connecting portion 412; Described inner support 41 is provided with holding part 414 towards the surface of described elastic component 3, described lug boss 415 is located in described holding part 414, and in the centre position be rotationally connected between place of described inner support 41 both sides and support arm 42, during to ensure pressing keys, lug boss 415 can be pressed into the circuit contact on film circuit board 2 exactly.
Particularly, after button is pressed, elastic component 3 is positioned at the inside of described holding part 414, described lug boss 415 presses the elasticity press section 32 of described elastic component 3, make described elasticity press section 32 press film circuit board 2, make the circuit contact contact conducting of film circuit board 2, thus realize input function.
The material of described elastic component 3 adopts metal, high temperature resistant, long service life.
Refer to Figure 11 to Figure 14, described support arm 42 is in framework, described support arm 42 opposing end surface is respectively equipped with the 4th symmetrical connecting portion 421, the 5th connecting portion 422, the inner peripheral surface of described support arm 42 is provided with two symmetrical the first link slots 423, and described first link slot 423 is between described 4th connecting portion 421, the 5th connecting portion 422; Described 3rd connecting portion 413 is installed in described first link slot 423, realizes being rotationally connected of described inner support 41 and support arm 42.
Refer to Figure 15 to Figure 17, described keycap 5 is in housing, and corresponding described 4th connecting portion 421 of described keycap 5 inner surface is provided with the first installation portion 51, and corresponding described second connecting portion 412 is provided with the second installation portion 52.
Particularly, described 4th connecting portion 421 is slidably connected in described first installation portion 51, and described second connecting portion 412 is rotationally connected with in described second installation portion 52, thus is arranged on scissor support 4 by keycap 5.Because the inner support 41 and the support arm 42 that form scissor support 4 are " X " type structure, balanced action can be played to the keycap 5 of top.Therefore, during pressing keycap 5, each position on keycap 5 to knock power less and balanced, user presses any one point on keycap 5, and button all can move downward evenly.Described first connecting portion 411 is rotationally connected with in described second hook portion 14, and can slide between described second hook portion 14 and described film circuit board 2; Described 5th connecting portion 422 is rotationally connected with in described first hook portion 13, and is resisted against on described film circuit board 2, thus is connected to rotationally between base 1 and keycap 5 by scissor support 4.Described scissor support 4 can adopt existing technology to realize with the syndeton of keycap 5 and base 1.
Referring to Figure 18, is the fundamental diagram of the press-key structure of scissor foot keyboard of the present utility model.Inner support 41 and the support arm 42 be rotationally connected with outside described inner support 41 form dual lever mechanism, wherein, inner support 41 and support arm 42 with the interconnective position of keycap 5 respectively as the first power point M, the second power point N, the position that support arm 42 and inner support 41 are connected with base 1 is respectively as the first fulcrum P, the second fulcrum Q, and the lug boss 415 on inner support 41 is as resistance point E.When keycap 5 is subject to the pressure F2 of pressing downwards, keycap 5 moves downward, for described inner support 41, described second connecting portion 412 rotates in described second installation portion 52, and described first connecting portion 411 departs from described second hook portion 14 to described film circuit board 2 boundary slip.For described support arm 42, described 5th connecting portion 422 rotates in described first hook portion 13, described 4th connecting portion 421 slides in described first installation portion 51 outside keycap 5, thus the first power point M just obtained on scissor support 4, second power point N moves downward simultaneously, the first fulcrum P on scissor support 4, under the effect of the second fulcrum Q, resistance point E on the inner support 41 of scissor support moves downward, elastic component 3 is subject to the downward pressure of resistance point E and lug boss 415 generation and elastic deformation occurs, and the circuit contact be pressed on film circuit board 2, thus the function of real input through keyboard.
Referring to Figure 19, is the force analysis figure of the press-key structure of scissor foot keyboard of the present utility model.In conjunction with Figure 18, wherein, a and b represents the distance of the first fulcrum P and the second power point N to resistance point E respectively, S1 and S2 represents the distance that when button is depressed, resistance point E and the second power point N in the vertical direction pass through respectively.Preferably, in this embodiment, a=b, then S1=S2/2, i.e. S2=S1x2, according to S1xF1=S2xF2, draw F2=F1/2.Suppose S1=0.25, F1=110gf, then can draw S2=0.5, F2=55gf.As can be seen here, the press-key structure of scissor foot keyboard of the present utility model is both laborsaving, can reduce again the thickness of notebook computer and flat computer keyboard, meets the demand of electronic product ultra-thin.
Referring to Figure 20, is the exploded perspective view of the second embodiment of the press-key structure of scissor foot keyboard of the present utility model.The difference of itself and above-mentioned first embodiment is, described inner support 41 ' is provided with two the 3rd hollow-out parts 401 running through described inner support 41 ' upper and lower surface, and described lug boss 415 is located at being rotationally connected between place of described inner support 41 ' both sides and support arm 42.By arranging the 3rd hollow-out parts 401 on described inner support 41 ', compared with inner support 41 solid in the first embodiment, saving material, reducing production cost.All the other structures of second embodiment of the press-key structure of this scissor foot keyboard and principle are all identical with the first embodiment, repeat no more herein.
Referring to Figure 21, is the exploded perspective view of the 3rd embodiment of the press-key structure of scissor foot keyboard of the present utility model.The difference of itself and above-mentioned first embodiment is, described inner support 41 " be provided with and run through described inner support 41 " several through holes 402 of upper and lower surface, described lug boss 415 is located at described inner support 41 " being rotationally connected between place of both sides and support arm 42.By at described inner support 41 " on several through hole 402 is set, compared with inner support 41 solid in the first embodiment, save material, reduce production cost; Compared with the inner support 41 ' in the second embodiment, while saving material, in turn ensure that inner support 41 " there is enough intensity.All the other structures and the principle of the 3rd embodiment of the press-key structure of this scissor foot keyboard are all identical with the first embodiment, repeat no more herein.
In sum, in the press-key structure of the utility model scissor foot keyboard, the inner support of scissor support and support arm form built on stilts portion below being rotationally connected and locating, and elastic component is set in built on stilts portion, the inner support of scissor support and support arm is made to form dual lever mechanism, elastic component correspondence covers on the circuit contact of film circuit board, the material of elastic component adopts metal, high temperature resistant, long service life, inner support arranges the press points of lug boss as pressing elastic component towards the side of elastic component simultaneously, make the thickness of whole button thinner, stroke is larger, feel is better, when pressing keycap, the lug boss pressing elastic component of scissor support, elastic component pressing film circuit board makes the circuit contact contact conducting of film circuit board, realizes the function of input through keyboard, whereby, the utility model can reduce the thickness of keyboard, meet the demand of electronic product ultra-thin, during use each position of keycap to knock power less and balanced, comfortable feel, sound is less, and structure is simple.
The above; for the person of ordinary skill of the art; can make other various corresponding change and distortion according to the technical solution of the utility model and technical conceive, and all these change and be out of shape the protection range that all should belong to the accompanying claim of the utility model.
Claims (10)
1. the press-key structure of a scissor foot keyboard, it is characterized in that, comprising: base (1), the film circuit board (2) be located on described base (1), the elastic component (3) be located on described film circuit board (2), be located at described elastic component (3) top and the scissor support (4) be installed on described base (1) and the keycap (5) be installed on described scissor support (4); Described scissor support (4) comprises inner support (41) and is rotationally connected with the support arm (42) in described inner support (41) outside; Described inner support (41) and support arm (42) form a built on stilts portion (43) below being rotationally connected and locating, described elastic component (3) is positioned at described built on stilts portion (43);
Inner support (41) and the support arm (42) of described scissor support (4) form dual lever mechanism, described elastic component (3) comprises ringwise support portion (31) and is connected to the elasticity press section (32) at described support portion (31) top, described film circuit board (2) has circuit contact, described support portion (31) correspondence is located at the periphery of the upper circuit contact of described film circuit board (2), and described elasticity press section (32) is oppositely arranged with the circuit contact of described film circuit board (2) and leaves gap; The material of described elastic component (3) is metal.
2. the press-key structure of scissor foot keyboard as claimed in claim 1, it is characterized in that, described inner support (41) is provided with the press points of lug boss (415) as the described elastic component of pressing (3) towards the side of described elastic component (3), what described lug boss (415) was positioned at described inner support (41) both sides and support arm (42) is rotationally connected between place, and described elastic component (3) correspondence covers on circuit contact.
3. the press-key structure of scissor foot keyboard as claimed in claim 2, it is characterized in that, described base (1) is provided with two the first hollow-out parts (11) be symmetrical set, and the inner peripheral surface of described first hollow-out parts (11) is provided with the first groove (12) near the inner side of described base (1); The offside of described first groove (12) be provided with the inner peripheral surface that is connected to described first hollow-out parts (11) and with first hook portion (13) of the perpendicular of described base (1); The homonymy of described first groove (12) be provided with the inner peripheral surface that is connected to described first hollow-out parts (11) and with second hook portion (14) of the perpendicular of described base (1); Described second hook portion (14) is arranged in the side of described first hollow-out parts (11) away from described first hook portion (13), and described second hook portion (14) is contrary with the bending direction of described first hook portion (13).
4. the press-key structure of scissor foot keyboard as claimed in claim 3, it is characterized in that, described film circuit board (2) is provided with and is symmetrical set and two corresponding with described two the first hollow-out parts (11) respectively the second hollow-out parts (21); The inner peripheral surface of described second hollow-out parts (21) is respectively equipped with the second groove (22), the 3rd groove (23) and the 4th groove (24), the position of described second groove (22) is corresponding with the position of described first groove (12), the position of described 4th groove (24) is corresponding with the position of described second hook portion (14), and described 3rd groove (23) is located at described 4th groove (24) offside; The first hook portion (13) on described base (1), the second hook portion (14) are all positioned at the inner side of described second hollow-out parts (21) relative to described film circuit board (2); The height of described first hook portion (13), the second hook portion (14) is greater than the thickness of described film circuit board (2); Region between upper two the second hollow-out parts (21) of described film circuit board (2) is provided with circuit contact, and described elastic component (3) correspondence covers on described circuit contact.
5. the press-key structure of scissor foot keyboard as claimed in claim 4, it is characterized in that, the opposing end surface of described inner support (41) is respectively equipped with symmetrical the first connecting portion (411), the second connecting portion (412) and is positioned at the 3rd connecting portion (413) between the first connecting portion (411) and the second connecting portion (412); Described inner support (41) is provided with holding part (414) towards the surface of described elastic component (3), described lug boss (415) is located in described holding part (414), and is positioned at the centre position be rotationally connected between place of described inner support (41) both sides and support arm (42).
6. the press-key structure of scissor foot keyboard as claimed in claim 5, it is characterized in that, described support arm (42) is in framework, described support arm (42) opposing end surface is respectively equipped with the 4th symmetrical connecting portion (421), the 5th connecting portion (422), the inner peripheral surface of described support arm (42) is provided with two symmetrical the first link slots (423), and described first link slot (423) is positioned between described 4th connecting portion (421), the 5th connecting portion (422); Described 3rd connecting portion (413) is installed in described first link slot (423).
7. the press-key structure of scissor foot keyboard as claimed in claim 6, it is characterized in that, described keycap (5) is in housing, corresponding described 4th connecting portion (421) of described keycap (5) inner surface is provided with the first installation portion (51), and corresponding described second connecting portion (412) is provided with the second installation portion (52).
8. the press-key structure of scissor foot keyboard as claimed in claim 7, it is characterized in that, described 4th connecting portion (421) is slidably connected in described first installation portion (51), described second connecting portion (412) is rotationally connected with in described second installation portion (52), described first connecting portion (411) is rotationally connected with in described second hook portion (14), and can slide between described second hook portion (14) and described film circuit board (2); Described 5th connecting portion (422) is rotationally connected with in described first hook portion (13), and is resisted against on described film circuit board (2).
9. the press-key structure of scissor foot keyboard as claimed in claim 1, it is characterized in that, described inner support (41 ') is provided with two the 3rd hollow-out parts (401) running through described inner support (41 ') upper and lower surface.
10. the press-key structure of scissor foot keyboard as claimed in claim 1, is characterized in that, described inner support (41 ") is provided with the several through holes (402) running through described inner support (41 ") upper and lower surface.
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CN201520316486.XU CN204720358U (en) | 2015-05-15 | 2015-05-15 | The press-key structure of scissor foot keyboard |
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CN201520316486.XU CN204720358U (en) | 2015-05-15 | 2015-05-15 | The press-key structure of scissor foot keyboard |
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CN201520316486.XU Withdrawn - After Issue CN204720358U (en) | 2015-05-15 | 2015-05-15 | The press-key structure of scissor foot keyboard |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104851728A (en) * | 2015-05-15 | 2015-08-19 | 深圳市多精彩电子科技有限公司 | Scissor keyboard key structure |
TWI634576B (en) * | 2016-12-27 | 2018-09-01 | 華碩電腦股份有限公司 | Key sructure |
CN110071004A (en) * | 2018-01-24 | 2019-07-30 | 致伸科技股份有限公司 | Key board unit |
-
2015
- 2015-05-15 CN CN201520316486.XU patent/CN204720358U/en not_active Withdrawn - After Issue
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104851728A (en) * | 2015-05-15 | 2015-08-19 | 深圳市多精彩电子科技有限公司 | Scissor keyboard key structure |
WO2016183982A1 (en) * | 2015-05-15 | 2016-11-24 | 深圳市多精彩电子科技有限公司 | Key structure of scissor keyboard |
TWI634576B (en) * | 2016-12-27 | 2018-09-01 | 華碩電腦股份有限公司 | Key sructure |
CN110071004A (en) * | 2018-01-24 | 2019-07-30 | 致伸科技股份有限公司 | Key board unit |
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Granted publication date: 20151021 Effective date of abandoning: 20170524 |