CN208173470U - Keycap and the mechanical keyboard for using the keycap - Google Patents

Abstract

The utility model relates to computer keyboard technique fields, more particularly, to a kind of keycap and use the mechanical keyboard of the keycap.The keycap, including touch portion and key core；Touch portion is connected with key core；Touch portion includes upper body and the lower body that is connected with upper body, and projected area of the top of upper body in reference planes is no more than projected area of the bottom in reference planes of lower body, and wherein reference planes are parallel with the cross section in touch portion；The upper surface of upper body is the inner concave arc surface to lower recess, and the cup depth of inner concave arc surface is outer convex globoidal protruding upward no more than the upper surface of 2mm or upper body, and the protrusion height of outer convex globoidal is not more than 2mm.The mechanical keyboard, including the keycap.The utility model is conducive to improve comfort level of the user when inputting character, improves input speed, and reduction inputs rate by mistake when inputting character.

Description

Keycap and the mechanical keyboard for using the keycap

Technical field

The utility model relates to computer keyboard technique fields, more particularly, to a kind of keycap and use the machinery of the keycap Keyboard.

Background technique

Keyboard is the most common computer input device, it is widely used on microcomputer and various terminal equipment, Computer operator inputs various instructions, data to computer by keyboard, directs the computer's work；The key of existing keyboard For cap due to the limitation of its structure, comfort level of the user when inputting character be poor.

Utility model content

The purpose of this utility model is to provide a kind of keycap and using the mechanical keyboard of the keycap, to solve the prior art Present in limitation of the keycap due to its structure, the poor technical problem of comfort level of the user when inputting character.

The utility model provides a kind of keycap, including touch portion and key core；The touch portion and the key core phase Connection；The touch portion includes upper body and the lower body that is connected with the upper body, and the top of the upper body is in reference planes Projected area no more than the lower body projected area of the bottom in reference planes, wherein the reference planes and the touching The cross section for touching portion is parallel；The upper surface of the upper body is the inner concave arc surface to lower recess, and the recess of the inner concave arc surface is deep Degree is outer convex globoidal protruding upward no more than the upper surface of 2mm or the upper body, and the protrusion height of the outer convex globoidal is little In 2mm.

In any of the above-described technical solution, further, the upper body is in prism-frustum-shaped, and the lower body is in right prism shape； Or the upper body is in a circular table shape, and the lower body is cylindrical.

In any of the above-described technical solution, further, the upper body is in quadrangular frustum pyramid shaped, and the lower body is in square prism Shape.

In any of the above-described technical solution, further, there is rounded corner knot between the two neighboring side of the upper body Structure.

In any of the above-described technical solution, further, the rounding radii of the rounding corner structure be 1.5mm~ 1.8mm。

In any of the above-described technical solution, further, the one side of the upper body and the reference planes are perpendicular.

In any of the above-described technical solution, further, the extending direction at the arc bottom of the inner concave arc surface and the reference It is inclined to set between plane；It is inclined to set between the extending direction and the reference planes on the arc top of the outer convex globoidal.

In any of the above-described technical solution, further, the key core has inserting groove, for opening with mechanical switch Axis is closed to plug.

In any of the above-described technical solution, further, noctilucence layer is provided on the circumferential side of the lower body.

The utility model additionally provides a kind of mechanical keyboard, including the keycap.

Compared with prior art, the beneficial effects of the utility model are：

Keycap provided by the utility model, including touch portion and key core；Touch portion is connected with key core；Touch portion packet The lower body for including upper body and being connected with upper body, projected area of the top of upper body in reference planes are not more than the bottom of lower body Projected area in reference planes, wherein reference planes are parallel with the cross section in touch portion；The upper surface of upper body is downward The inner concave arc surface of recess, the cup depth of inner concave arc surface are outer convex arc protruding upward no more than the upper surface of 2mm or upper body The protrusion height in face, outer convex globoidal is not more than 2mm.Pass through perspective plane of the top of the upper body upper body in touch portion in reference planes Product is no more than projected area of the bottom in reference planes of lower body, and arrangement that in this way can be compact by the keycap on keyboard mentions High input speed, and can reduce and input rate by mistake when inputting character；In addition, by the way that the upper surface of upper body is arranged to indent Cambered surface or outer convex globoidal, and internally the cup depth of cancave cambered surface is arranged to no more than 2mm, the protrusion height of outer convex globoidal is arranged to No more than 2mm, is conducive to control finger in this way to the tactile recognition of keycap, improves comfort level.

The mechanical keyboard that the utility model also provides, including the keycap.Based on above-mentioned analysis it is found that the mechanical keys Disk is conducive to improve comfort level of the user when inputting character, improves input speed, and reduction inputs rate by mistake when inputting character.

Detailed description of the invention

It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art Under the premise of labour, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the axonometric drawing for the keycap that the utility model embodiment one provides；

Fig. 2 is the main view for the keycap that the utility model embodiment one provides；

Fig. 3 is the top view for the keycap that the utility model embodiment one provides；

Fig. 4 is the right view for the keycap that the utility model embodiment one provides；

Fig. 5 is the rearview for the keycap that the utility model embodiment one provides；

Fig. 6 is the structural schematic diagram at another visual angle for the keycap that the utility model embodiment one provides；

Fig. 7 be the keycap that provides of the utility model embodiment one as space bar when schematic diagram；

Fig. 8 is the top view for the mechanical keyboard that the utility model embodiment two provides；

Fig. 9 is the left view for the mechanical keyboard that the utility model embodiment two provides；

Structure when six keycap rows of the mechanical keyboard that Figure 10 provides for the utility model embodiment two are in inner concavity is shown It is intended to；

Figure 11 is the top of each keycap in six keycap rows of the mechanical keyboard that the utility model embodiment two provides Angle change schematic diagram.

Icon：100- keycap；The upper body 101-；102- lower body；103- key core；104- inner concave arc surface；105- rounded corner knot Structure；106- reference planes；107- inserting groove；108- cavity；109- vertical side；200- space bar；201- keyboard body；202- Keyboard foot prop；203- the first key row；204- the second key row；205- third key row；The 4th key row of 206-；The 5th key row of 207-； The 6th key row of 208-；The outer convex globoidal of 209-.

Specific embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.

The component of the utility model embodiment for usually describing and showing in attached drawing here can be with a variety of different Configuration is to arrange and design.It therefore, is not below purport to the detailed description of the embodiments of the present invention provided in the accompanying drawings In the range of limitation claimed invention, but it is merely representative of the selected embodiment of the utility model.

Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary, It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition The concrete meaning of language in the present invention.

Embodiment one

Referring to shown in Fig. 1 to Fig. 7, the utility model embodiment provides a kind of keycap 100, which includes touching Portion and key core 103；Touch portion is connected with key core 103, wherein key core 103 is connected with the bottom in touch portion；It touches Portion includes upper body 101 and the lower body being connected with upper body 101 102, and lower body 102 is connected with the bottom of upper body 101, upper body 101 top is not more than perspective plane of the bottom of lower body 102 in reference planes 106 in the projected area in reference planes 106 Product, that is, projected area of the upper surface in reference planes 106 of upper body 101 are being joined no more than the bottom margin of lower body 102 The area for the figure that the projection in plane 106 is surrounded is examined, wherein reference planes 106 are parallel with the cross section in touch portion；On The upper surface of body 101 is the inner concave arc surface 104 to lower recess, and the cup depth D of inner concave arc surface 104 is not more than 2mm or upper body 101 upper surface is outer convex globoidal 209 protruding upward, and the protrusion height of outer convex globoidal 209 is not more than 2mm.

Specifically, touch portion is structure as a whole with key core 103；The material of keycap is metal or plastics；The embodiment In, the top of upper body 101 is less than throwing of the bottom of lower body 102 in reference planes 106 in the projected area in reference planes 106 Shadow area.The plane parallel of the cross section in touch portion and the short transverse perpendicular to keycap.The height H of keycap 100 is referred to The minimum point of keycap is to the vertical range between the highest point of keycap, in the embodiment, height, that is, upper body 101 of keycap 100 The sum of height and the height of lower body 102.When keycap as space bar 200 in use, the upper surface of the upper body 101 of keycap is upward The outer convex globoidal 209 of protrusion, the protrusion height of outer convex globoidal 209 are greater than 0 and are not more than 2mm, specific value can for 1mm, 1.5mm, 1.6mm, 1.618mm or 1.8mm.When keycap as unblank key in use, the upper surface of the upper body 101 of keycap be to The inner concave arc surface 104 of lower recess, the cup depth of inner concave arc surface 104 are more than or equal to 0 and are not more than 2mm.It should be noted that throwing Shadow area refers to the area that shade outer contour surrounds；Keycap is as unblank key in use, the upper table of the upper body 101 of keycap Face is the inner concave arc surface 104 to lower recess, and the cup depth of inner concave arc surface 104 can also be greater than 0 and be not more than 2mm.Preferably, The ratio of the height of cup depth and lower body 102 is 0.791~1.192, and specific value can be 0.833；Depth is protruded under The ratio of the height of body 102 is 0.791~1.192, and specific value can be 0.833；It can be more by the selection of above range The altitude range of good control keycap, improves the distribution situation of comfort level and keycap on keyboard, is conducive to the miniaturization of keyboard With it is lightening.

The keycap that the embodiment provides passes through projected area of the top of the upper body 101 in touch portion in reference planes 106 No more than projected area of the bottom in reference planes 106 of lower body 102, row that in this way can be compact by the keycap on keyboard Column improve input speed, and can reduce and input rate by mistake when inputting character；In addition, by the way that the upper surface of upper body 101 is set It is set to inner concave arc surface 104 or outer convex globoidal 209, and internally the cup depth of cancave cambered surface 104 is arranged to no more than 2mm, outer convex arc The protrusion height in face 209 is arranged to be conducive to control in this way no more than 2mm finger to the tactile recognition of keycap, improves comfort level.

In the optional scheme of the embodiment, upper body 101 is in prism-frustum-shaped, and lower body 102 is in right prism shape.

Specifically, upper body 101 is in quadrangular frustum pyramid shaped, and lower body 102 is in square prism shape.The one side and ginseng of upper body 101 It is perpendicular to examine plane 106, which is vertical side 109；Institute between its excess-three side of upper body 101 and reference planes 106 At angle less than 90 °, specific value can be 60 °, 50 °, 45 ° or 40 °.In use, upper body 101 with 106 phase of reference planes Vertical face is backwards to user.By to the angle formed between its excess-three side of upper body 101 and reference planes 106 Control, lower body 102 can be exposed.

It should be noted that upper body 101 can be in a circular table shape, and lower body 102 can also be in cylinder in the full example of the implementation Shape, that is to say, that the top of keycap is rounded.

In the optional scheme of the embodiment, there is rounding corner structure 105 between the two neighboring side of upper body 101.

Specifically, the rounding radii of rounding corner structure 105 is 1.5mm~1.8mm.Specifically, the rounding radii Value can be 1.6mm, 1.65mm, 1.7mm or 1.75mm.Hand can be prevented plowing from by the way that rounding corner structure 105 is arranged.

It is in incline between the extending direction and reference planes 106 at the arc bottom of inner concave arc surface 104 in the optional scheme of the embodiment Tiltedly setting；It is inclined to set between the extending direction and reference planes 106 on the arc top of outer convex globoidal 209.

Specifically, with finger to stretch to direction almost the same for the extending direction at the arc bottom of inner concave arc surface 104.Outer convex globoidal The extending direction on 209 arc top is consistent with the length direction of keyboard；That is, the arc bottom of the inner concave arc surface 104 in keycap Extending direction it is consistent with the width direction of keyboard.So when in use, the finger pulp of finger can directly touch arc bottom or arc Top, convenient for the correct identification to keycap.

It is shown in Figure 3, in the optional scheme of the embodiment, projection of the top of upper body 101 in reference planes 106 Side length L₂For 15.5mm~18.0mm, specific value can be 16mm, 17mm or 17.2mm；The bottom of lower body 102 is with reference to flat The side length L of projection in face 106₁For 16.0mm~18.5mm, specific value can be 17mm, 18mm or 17.2mm.It needs Bright, in the embodiment, the side length of the bottom of side length and touch portion for the top in touch portion can be according to actual needs To determine.

In the optional scheme of the embodiment, key core 103 has inserting groove 107, for the switch shaft phase with mechanical switch Grafting.The cross section of inserting groove 107 is in cross or polygon.

In the optional scheme of the embodiment, the bottom in touch portion has cavity 108, and the bottom of chamber of cavity 108 is provided with identification It accords with, for identification installation site of the keycap on keyboard.

In the optional scheme of the embodiment, noctilucence layer is provided on the circumferential side of lower body 102.It is convenient for making keycap in this way With luminous effect, convenient for keycap different on identification keyboard.

Embodiment two

The utility model embodiment provides a kind of mechanical keyboard, including the keycap provided in embodiment one.Mechanical keyboard It can be " QWERTY " keyboard.

In the embodiment, mechanical keyboard includes mechanical switch and multiple keycap rows；Keycap row includes multiple keycaps 100, key Cap 100 is installed on mechanical switch；Referring to shown in Fig. 8 to Figure 11, multiple keycap rows project the upper of entirety in setting plane Edge is in inner concavity, and setting plane is parallel with the longitudinal section of keycap；Positioned at the height of the keycap of one of keycap row in outside Degree is 7.58mm~15.27mm, and the height positioned at the keycap of another keycap row in outside is 9.49mm~17.06mm.It is multiple Keycap row interval arrangement, and the length extending direction of keycap row and the length direction of mechanical keyboard are almost the same；Each keycap row Including multiple spaced keycaps.The longitudinal section of keycap and the cross section of keycap are perpendicular, i.e. the longitudinal section of keycap and touch The cross section in portion is perpendicular, sets plane and reference planes 106 are perpendicular.It should be noted that multiple keycap rows are flat in setting When the top edge of projection entirety in face is in inner concavity, the upper surface of the upper body 101 of the keycap in keycap row is to lower recess Inner concave arc surface 104.

Specifically, the line number of keycap row is 6；For the ease of distinguishing 6 keycap rows, 6 keycap rows are followed successively by first Key row 203, the second key row 204, third key row 205, the 4th key row 206, the 5th key row 207 and the 6th key row 208；Using shape Under state, the first key row 203 is close to user, and the 6th key row 208 is far from user.The height of first key row, 203 to the 6th key row 208 First it is decreased to the second setting value, then is gradually increased by second setting value.The height of the height of first key row and the second key row 204 Not identical, the height of the 5th key row 207 is not identical as the height of the 6th key row 208.The bottom of the keycap of each key row is located at same One plane；The bottom of the keycap of different key rows also is located in same plane, it is, the bottom of each keycap in mechanical keyboard It is in the same plane.

Shown in Figure 11, the height H of the keycap of the first key row 203 is 7.58mm~15.27mm, and occurrence can be 8.89mm；Formed angle a between the top and reference planes 106 of the keycap of first key row 203 is 2.01 ° -12.88 °, specifically Value can be 5.81 °.

The height of the keycap of second key row 204 is 6.79mm-9.98mm, and occurrence can be 7.33mm；Second key row 204 Keycap top and reference planes 106 between formed angle be 0.95 ° -7.84 °, occurrence can be 3.15 °.

The height of the keycap of third key row 205 is 6.46mm-6.96mm, and occurrence can be 6.53mm；Third key row 205 Keycap top and reference planes 106 between formed angle be 0 ° -2.43 °, occurrence can be 0.64 °；

The height of the keycap of 4th key row 206 is 6.98mm-7.25mm, and occurrence can be 6.75mm；4th key row 206 Keycap top and reference planes 106 between formed angle be 176.74 ° -178.70 °, occurrence can be 178.47 °.

The height of the keycap of 5th key row 207 is 7.97mm-10.81mm, and occurrence can be 8.11mm；5th key row Formed angle e between the top and reference planes 106 of 207 keycap is 170.84 ° -177.51 °, and occurrence can be 174.71°。

The height of the keycap of 6th key row 208 is 9.49mm-17.06mm, and occurrence can be 10.76mm；6th key row Formed angle between the top and reference planes 106 of 208 keycap is 164.87 ° -176.28 °, and occurrence can be 173.10°.The embodiment reaches fingers wrap more by the design of the inner concave arc surface 104 of height and keycap to keycap row By force, the higher technical effect of comfort level, and be conducive to mitigate the fatigue strength of finger pulp.

It should be noted that mechanical switch can use mechanical switch in the prior art, right in the embodiment, machinery is opened The specific structure difference of pass elaborates.Formed angle between the top and reference planes 106 of keycap, i.e. inner concave arc surface 104 Arc bottom extending direction and reference planes 106 between formed angle；From 203 to the 6th key row 208 of the first key row, inner concave arc surface Formed angle is first decreased to setting value between the extending direction and reference planes 106 at 104 arc bottom, then is gradually increased by the setting value Greatly.In the embodiment, mechanical keyboard can also include keyboard foot prop 202 and PCB circuit board, and keyboard foot prop 202 is installed on keyboard The bottom of ontology 201；Outlet be installed on be inserted in PCB circuit board, battery is placed in forehead position or the number of keyboard body 201 Position above block, does keyboard thinner.In the embodiment, each keycap row includes multiple spaced keycaps Height curved can also change, and such as change in arithmetic progression, be all different the ranks height of the keycap on keyboard, from one-dimensional The high difference of row be converted into two-dimensional matrix ranks it is different, be more in line with the ergonomic designs that human finger uses.Furthermore it is also possible to The switch shaft of mechanical switch is arranged to skewed, switch shaft is parallel to the dynamics of keycap in this way, increases making for switch shaft Use the time limit.

Embodiment three

Mechanical keyboard in the utility model embodiment is improvement on the basis of embodiment two, disclosed in embodiment two Technology contents not repeated description, two disclosure of embodiment also belong to three disclosure of the present embodiment.

In the optional scheme of the embodiment, the cup depth D of the inner concave arc surface 104 of the keycap of the 5th key row 207 is less than The cup depth D of the inner concave arc surface 104 of the keycap of four key rows 206 is conducive to the key that finger smoothly slides to the 5th key row 207 in this way Cap, and realize the percussion to keycap.

In the optional scheme of the embodiment, the opposite side of the keyboard body of mechanical keyboard can also offer long hole, And long hole upper cover is equipped with lid, is convenient for after opening lid in this way, is cleared up by hair dryer realization the dust in keyboard.

In the optional scheme of the embodiment, the bottom of the lower body 102 of the keycap for the key that right hand little finger of toe is controlled is being referred to Projected area in plane 106 is less than the bottom of the lower body 102 of the keycap for the key that right ring finger is controlled in reference planes Projected area in 106, not only can reduce the entire area of keyboard in this way, but also be conducive to improve the touch-control degree of other keys, subtract The small defeated rate of mistake.Wherein, the right hand little finger of toe control key include key " 0 ", key " P ", key "；", key "/".The right hand is unknown The key for referring to control includes key " 9 ", key " O ", key " L ", key " ".

In the optional scheme of the embodiment, the bottom of the lower body 102 of the keycap for the key that left hand little finger of toe is controlled is being referred to Projected area in plane 106 is less than the bottom of the lower body 102 of the keycap of the nameless key controlled of left hand in reference planes Projected area in 106, not only can reduce the entire area of keyboard in this way, but also be conducive to improve the touch-control degree of other keys, subtract The small defeated rate of mistake.Wherein, the key of left hand little finger of toe control includes key " 1 ", key " Q ", key " A ", key " Z ".Left hand is unknown The key for referring to control includes key " 2 ", key " W ", key " S ", key " X ".

The highest point of the keycap of multiple keycap rows is located on setting curve, this set the function expression of curve as：

Y=a+bx+cx², wherein a=0.0386, b=-0.839, c=0.0804.

Plane right-angle coordinate where setting curve is located in setting plane, and the highest point of the keycap of the first keycap row exists Coordinate in plane right-angle coordinate be (0, a), that is to say, that the coordinate of origin is that the height of the highest point of the first keycap row subtracts Remove a.The domain of x is [0,12], and the length of 1 unit is 1cm.In this way when the height of a keycap of selected first keycap row It afterwards, can be according to setting Curve selection and the position of the highest point for the keycap for determining other keycap rows, according to setting curve pair The determination of the height of the highest point of keycap can be more in line with the ergonomic designs that human finger uses.

Finally it should be noted that：The above various embodiments is only to illustrate the technical solution of the utility model, rather than limits it System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should Understand：It is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new The range of each embodiment technical solution of type.In the instructions provided here, numerous specific details are set forth.However, can Understand, the embodiments of the present invention can be practiced without these specific details.In some embodiments, not Well known methods, structures and technologies are shown specifically, so as not to obscure the understanding of this specification.In addition, those skilled in the art Member it is understood that although certain features included by some embodiments described herein include other embodiments rather than it is other Feature, but the combination of the feature of different embodiments means within the scope of the utility model and forms different realities Apply example.For example, in detail in the claims, the one of any of embodiment claimed mode can come in any combination It uses.

Claims (10)

1. a kind of keycap, which is characterized in that including touch portion and key core；The touch portion is connected with the key core；Institute State the lower body that touch portion includes upper body and is connected with the upper body, perspective plane of the top of the upper body in reference planes Product is not more than projected area of the bottom of the lower body in reference planes, wherein the cross of the reference planes and the touch portion Section is parallel；The upper surface of the upper body is the inner concave arc surface to lower recess, and the cup depth of the inner concave arc surface is not more than The upper surface of 2mm or the upper body is outer convex globoidal protruding upward, and the protrusion height of the outer convex globoidal is not more than 2mm.

2. keycap according to claim 1, which is characterized in that the upper body is in prism-frustum-shaped, and the lower body is in right prism Shape；Or the upper body is in a circular table shape, and the lower body is cylindrical.

3. keycap according to claim 2, which is characterized in that the upper body is in quadrangular frustum pyramid shaped, and the lower body is in positive four Prism-shaped.

4. keycap according to claim 3, which is characterized in that have rounded corner between the two neighboring side of the upper body Structure.

5. keycap according to claim 4, which is characterized in that the rounding radii of the rounding corner structure be 1.5mm~ 1.8mm。

6. keycap according to claim 3 or 4, which is characterized in that the one side of the upper body and the reference planes phase Vertically.

7. keycap according to any one of claims 1-5, which is characterized in that the extension side at the arc bottom of the inner concave arc surface It is inclined to set between the reference planes；Between the extending direction and the reference planes on the arc top of the outer convex globoidal It is inclined to set.

8. keycap according to any one of claims 1-5, which is characterized in that the key core has inserting groove, is used for It is plugged with the switch shaft of mechanical switch.

9. keycap according to any one of claims 1-5, which is characterized in that be arranged on the circumferential side of the lower body There is noctilucence layer.

10. a kind of mechanical keyboard, which is characterized in that including keycap as claimed in any one of claims 1-9 wherein.