CN103794395A - Grating-type fabric keyboard switch - Google Patents
Grating-type fabric keyboard switch Download PDFInfo
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- CN103794395A CN103794395A CN201410070071.9A CN201410070071A CN103794395A CN 103794395 A CN103794395 A CN 103794395A CN 201410070071 A CN201410070071 A CN 201410070071A CN 103794395 A CN103794395 A CN 103794395A
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Abstract
The invention discloses a grating-type fabric keyboard switch. A warp-wise section of the switch is warp-wise supporting units and hole units, the warp-wise supporting units and the hole units are continuously and alternately woven, and the hole units are woven according to the positions of keyboard keys. The switch is characterized in that the weft-wise section of the fabric keyboard switch is hole units and weft-wise supporting units, the hole units and the weft-wise supporting units are distributed at intervals so that the holes units at the positions of the keyboard keys are supported by spacer fabrics in the weft-wise direction, and the hole units are woven according to the positions of the keyboard keys, the weft-wise supporting units are the spacer fabrics which are three-dimensional fabrics formed by connecting and weaving an upper plane fabric and a lower plane fabric through filaments or yarns in the vertical direction, hollow intervals for the keyboard keys are formed between the upper layers and the lower layers of the spacer fabrics, warp-wise wires with long floats inside are embedded in the upper layers of the fabrics of the hole units at the position of the keyboard keys to form a switch column circuit, and weft-wise wires with long floats inside are correspondingly embedded in the lower layers of the fabrics of the hole units at the positions of the keyboard keys to form a switch row circuit.
Description
Technical field
The present invention relates to computer keyboard technique, specifically a kind of functional layer is the grating type fabric keyboard switch of three-dimension integrally fabric.
Background technology
For three dimensional fabric keyboard switch more existing bibliographical informations at home of computer, for example, Chinese patent (200810152294.4) has been reported a kind of " flexible fabric keyboard ".This flexible fabric keyboard comprises key layer, functional layer and insulating barrier, it is characterized in that functional layer is the three-dimension flexible fabric of insulative yarn and the continuous weaving of wire; The warp cross section of this fabric is for replacing continuously woven support unit and hole cellular construction, and hole unit is corresponding one by one with the key position of key layer; The upper layer of fabric of hole unit implant the floating long line in the inside long through guiding line, formation column circuits; Implant accordingly at the layer fabric of hole unit the broadwise wire that the floating long line in the inside is grown, form row circuit.The deficiency of this keyboard is: only have continuous woven support unit at the warp cross section of hole unit, and there is no the effect of support section in the broadwise cross section of hole unit.
Again for example, in 2011 thesis for the doctorate " optimization of flexible fabric keyboard switch three-dimensional structure and parameter and prediction ", mentioned a kind of " fabric keyboard switch has the hole part of interval warp thread ".The warp cross section of this fabric keyboard switch is for replacing continuously woven warp-wise support unit and hole cellular construction, and support unit adopts the chain access node structure that runs through in angle, is the shape of Filled Rectangle, has just designed floating long warp thread at the weft direction of hole unit.For having the structure of floating long warp thread, two simple floating long warp thread make switch play certain isolation and liner effect along broadwise.The deficiency of this fabric keyboard is: because the floating long warp thread of this fabric keyboard is the broadwise that is present in hole part with the long linear formula of floating length, therefore floating long linear formula gives the finite elastic of hole; And in the time that fabric keyboard switch is out of shape, the position of floating long line is unstable, easily disturbs the upper and lower conductive layers of key switch, affects make-and-break rate and the stable performance of switch.
Summary of the invention
For the deficiencies in the prior art, the technical problem that quasi-solution of the present invention is determined is that a kind of grating type fabric keyboard switch is provided.This fabric keyboard switch has grating type fabric construction, all has supporting role at warp-wise and the broadwise four sides of keyboard, can effectively guarantee the functional and stability of fabric keyboard switch.
The technical scheme that the present invention solve the technical problem is: design a kind of grating type fabric keyboard switch, this fabric keyboard switch is the three-dimension flexible fabric of insulative yarn and the continuous weaving of wire, its warp cross section is for replacing continuously woven warp-wise support unit and hole unit, described warp-wise support unit adopts the chain access node structure that runs through in angle, described hole unit is weaved according to keyboard position, the broadwise cross section that it is characterized in that this fabric keyboard switch is spaced hole unit and broadwise support unit, make to have in the broadwise of the hole unit of keyboard position the support of space fabric, described hole unit is weaved according to keyboard position, described broadwise support unit is space fabric, and this space fabric is that upper and lower two plate plane fabrics connect by long filament or yarn the stereo fabric being made in vertical direction, forms the hollow spacing of keyboard position between the upper and lower of this fabric, the upper layer of fabric of the hole unit of keyboard position implant the floating long line in the inside long through guiding line, the column circuits of formation switch, implant accordingly the broadwise wire that the floating long line in the inside is grown, the row circuit of formation switch at the layer fabric of the hole unit of keyboard position.
Compared with prior art, the design innovation part of fabric keyboard switch of the present invention is: the broadwise in the hole unit of keyboard position has designed the space fabric as broadwise support unit, utilizes the feature of space fabric to give hole part broadwise good elasticity; And in the time that fabric keyboard switch is out of shape, because interval warp thread is and the structure of levels fabric access node, therefore interval warp thread position stability, can not misplace, and has avoided affecting the correct conducting of keyboard upper and lower conductive layers; Make the support unit of this space fabric that the elasticity of hole part broadwise can be provided, can not affect again performance and the stability of switch.Meanwhile, grating type fabric keyboard switch of the present invention can be realized and weaving continuously on ordinary loom and three-dimensional loom, Integratively formed, is conducive to development and the practical application of electronic textile and clothes.
Accompanying drawing explanation
Fig. 1 is the decomposition texture schematic diagram of a kind of embodiment of grating type fabric keyboard switch of the present invention; Wherein
The hole unit warp-wise support unit structural representation that Fig. 1 (a) is a kind of embodiment of grating type fabric keyboard switch of the present invention;
The hole unit that Fig. 1 (b) is a kind of embodiment of grating type fabric keyboard switch of the present invention and its broadwise support unit structural representation;
Fig. 2 is the general structure schematic diagram of a kind of embodiment of grating type fabric keyboard switch of the present invention;
Fig. 3 is the hole unit of a kind of embodiment of grating type fabric keyboard switch of the present invention and the first longitudinal cross-section structural representation of its warp-wise support unit;
Fig. 4 is the warp-wise support unit of a kind of embodiment of grating type fabric keyboard switch of the present invention and the second longitudinal cross-section structural representation of broadwise support unit;
Fig. 5 is the hole unit of a kind of embodiment of grating type fabric keyboard switch of the present invention and the perspective view of its warp-wise support unit structure (being the stereogram of Fig. 3);
Fig. 6 is the perspective view (being the stereogram of Fig. 4) of warp-wise support unit and the broadwise support unit of a kind of embodiment of grating type fabric keyboard switch of the present invention;
Fig. 7 is the key position structural representation of a kind of embodiment of grating type fabric keyboard switch of the present invention.
Embodiment:
Further narrate the present invention below in conjunction with embodiment and accompanying drawing thereof:
The grating type fabric keyboard switch (being called for short fabric keyboard switch, referring to Fig. 1-7) of the present invention's design is the three-dimension flexible fabric of insulative yarn and the continuous weaving of wire; Warp-wise is directions X, and broadwise is Y-direction, and the height of fabric keyboard switch is Z direction.Its warp cross section is for replacing continuously woven warp-wise support unit 11 and hole unit 12, and described warp-wise support unit 11 adopts the chain access node structure that runs through in angle, is Filled Rectangle shape, plays a supporting role in the warp direction of hole unit 12; Described hole unit 12 is weaved according to keyboard position, the broadwise cross section that it is characterized in that this fabric keyboard switch is spaced hole unit 12 and broadwise support unit 22, make to have in the broadwise of the hole unit 12 of keyboard position the support of space fabric, described hole unit 12 is weaved according to keyboard position, described broadwise support unit 22 is space fabric, and this space fabric is the space with elasticity and shock-absorbing capacity or the stereo fabric that is connected in the vertical direction upper and lower two plate plane formation of fabrics by long filament or yarn.Owing to there being the support of warp-wise support unit 11 and broadwise support unit 22 in the surrounding of hole unit 12, therefore fabric keyboard switch is called to grating type fabric keyboard switch; The upper layer of fabric of the hole unit of keyboard position implant the floating long line in the inside long through guiding line, the column circuits of formation switch; Implant accordingly the broadwise wire that the floating long line in the inside is grown, the row circuit of formation switch at the layer fabric of the hole unit of keyboard position.
Simply say, fabric keyboard switch of the present invention is by the warp-wise support unit 11 replacing continuously, and hole unit 12 and broadwise support unit 22 form.Described warp-wise support unit 11 with broadwise support unit 22(referring to Fig. 1) refer to as the column circuits on 12 upper stratas, described hole unit and the row circuit of lower floor provide the fabric that separates disconnection or state of insulation and support part, and the upper layer of fabric of the hole unit 12 of keyboard position implant the floating long line in the inside long through guiding line, the column circuits of formation fabric keyboard switch; Implant accordingly at the layer fabric of the hole unit 12 of keyboard position the broadwise wire that the floating long line in the inside is grown, the row circuit of formation fabric keyboard switch.The implantation position of described longitude and latitude guiding line and method for implantation, be applicable to applicant's formerly patent (200810152294.4, " a kind of flexible fabric keyboard ").
The key feature of fabric keyboard switch of the present invention is that described broadwise support unit 22 has adopted space fabric, by long filament or yarn, upper and lower two-layer fabrics is connected, keep upper and lower two-layer fabrics to form certain spacing or height, the essential meaning place of the spacing of formation or highly just space fabric simultaneously.Between upper and lower two-layer space fabric, exist and stand or upright yarn clump so that certain density is oblique, the two ends of yarn clump connect upper and lower two-layer fabrics.Utilization has the spacing of certain altitude, makes space fabric have suitable resilience, gives full play to the resilience feature of space fabric; In the time that hole unit 12 is subject to pressing, all there is support unit in warp-wise and the broadwise of hole unit 12, guarantee the resilience stability of hole unit 12, also guarantee the effect of keyboard switch.
Three-dimension flexible fabric of the present invention can adopt ordinary loom and three-dimensional woven technique one-time continuous to weave, and has weaving efficiency high, and web integrity is good, is convenient to the features such as industrializing implementation.Broadwise support unit 22 own weaving process parameters of the present invention are need to adjust and improve according to the function of keyboard on prior art basis.Particularly, having designed broadwise support unit 22 in the broadwise of hole unit 12 is main innovation of method for weaving of the present invention.
The ingehious design of fabric keyboard switch method for weaving of the present invention has been realized grain cross and has been had weaving of broadwise support unit 22.Fabric keyboard switch method for weaving of the present invention is on the basis of known method for weaving, after having weaved described warp-wise support unit 11, the warp thread of warp-wise support unit 11 is divided into two parts, is respectively used to weave hole unit 12 and broadwise support unit 22; In the time weaving hole unit 12, warp thread is divided into two groups, one group of warp thread is weaved the upper strata that becomes hole unit 12, and another group warp thread is weaved the lower floor that becomes hole unit 12.In the time weaving broadwise support unit 22, warp thread is divided into three groups, upper and lower two groups of warp thread are weaved respectively upper and lower two-layer fabrics, and one group of middle warp thread is upper and lower this upper and lower two-layer fabrics of access node, forms the space fabric with design pitch.
Specifically see, according to weaving process, first weave warp-wise support unit 11(referring to Fig. 1 (a)).Then weave hole unit 12 and broadwise support unit 22(referring to Fig. 1 (b)).In Fig. 1 (b), along broadwise, i.e. Y-direction, hole unit 12 and broadwise support unit 22 are alternately weaved continuously, after having weaved, finish with broadwise support unit 22.According to designing requirement, along warp-wise, i.e. directions X, weaves warp-wise support unit 11, hole unit 12 and broadwise support unit 22 continuously, forms fabric keyboard construction of switch unit (referring to Fig. 2).After having weaved, then repeat to weave warp-wise support unit 11.Require the warp-wise two ends of fabric keyboard switch to finish with warp-wise support unit 11, (referring to Fig. 1-2) will be finished with broadwise support unit 22 in the broadwise two ends of fabric keyboard switch.
Provide specific embodiments of the invention below, this embodiment just, to the further illustrating of technical solution of the present invention, does not form the restriction to the claims in the present invention protection range.
The grating type fabric keyboard switch of the present invention's design, can adopt ordinary loom and three-dimensional woven technique to weave.According to weaving process design, in order to realize fabric keyboard switch, need the longitudinal cross-section structure (referring to Fig. 3-4) of design textile keyboard switch, need to design the first longitudinal cross-section structure (referring to Fig. 3) and the second longitudinal cross-section structure (referring to Fig. 4).The first longitudinal cross-section structure is made up of warp-wise support unit 11 and hole unit 12.Need to implant the warp-wise conductive yarn of key switch at the nexine on 12 upper stratas, hole unit.Need to implant the broadwise conductive yarn of key switch at the nexine of hole unit 12 lower floors.The second longitdinal cross-section diagram can be fixed and be stablized the broadwise conductive yarn in the first longitudinal cross-section structure, the more important thing is and can form the space fabric support unit 22 of hole unit 12 in broadwise.The space fabric supporting construction of broadwise adopts the method for access node levels warp thread to weave, Stability Analysis of Structures, and can make full use of elasticity and the good feature of shock-absorbing capacity of space fabric, make the hole unit 12 in the first longitudinal cross-section structure all there is supporting construction at warp-wise and broadwise.
According to weaving process design, the first longitudinal cross-section and the second longitudinal cross-section are all first to weave warp-wise support unit 11.When having weaved after warp-wise support unit 11, in the first longitudinal cross-section, then weave hole unit 12; In the second longitudinal cross-section, then weave broadwise support unit 22; Now the warp thread of warp-wise support unit 11 is divided for hole unit 12 and 22 two parts of broadwise support unit.
Circle numeral in the first longitudinal cross-section structure (referring to Fig. 3) " 1., 2. ... " represent weft yarn, totally 78 weft yarns; There is " J1, J2 ... J8 ", 8 system warp thread.J7 and J8 form the top layer of fabric, and warp-wise support unit 11 is the chain access node structure that runs through in angle.Having weaved chain running through after access node support unit of angle, continue and weave a hole unit 12.In the time weaving hole unit 12, " J1, J2 ... J6 " represents respectively 6 layers of warp thread, 6 system warp thread are divided into the upper and lower two-layer of hole unit 12, " J1, J2, J3, J4 " represents respectively 4 layers of warp thread, one group of warp thread on 4 system warp thread composition upper stratas, hole unit, one group of warp thread of J5, J6 system warp thread composition hole unit lower floor, the upper strata of hole unit adopts 1/3 twill-weave, makes the nexine on upper strata, hole unit form long floating long line.After the certain number of times of designing requirement circulation warp-wise support unit 11 and hole unit 12, then knit once described warp-wise support unit 11.From the first longitudinal cross-section structure, can find out, when the 43rd to 78 latitude weft yarn is weaved in circulation, can regulate the length of hole unit.The support section that in structure, 1～42 latitude part is keyboard switch, runs through the middle two-layer weft yarn of access node structure the levels of hole unit 12 is separated, and each warp thread runs through whole fabric, and each layer of fabric connected into an entirety.
At key position place, J1, J2, J3, J4 system warp thread can all or part ofly be chosen for electric conducting material, form the upper circuit layer of switch.48th, 53,56,61,64,69,72 latitudes can all or part ofly be chosen for electric conducting material, form lower circuit layer.Wherein the 45th latitude and the 77th latitude can not adopt electric conducting material, otherwise can make J4 surprisingly contact conducting with the 45th latitude, the 77th latitude.
Circle numeral in the second longitudinal cross-section structure (referring to Fig. 4) " 1., 2. ... " represent weft yarn, totally 78 weft yarns; There is " J9, J10 ... J16 ", 8 system warp thread.Main purpose, the firstth, in order to prevent the the the the the 45th, 48,53,56,61,64,69,72,77 latitudes in the first longitdinal cross-section diagram, the floating long line of the broadwise electric conducting material of hole unit 12 lower floors is long, plays the effect of fixed broadwise electric conducting material.The secondth, for the broadwise that makes hole unit 12 has support unit.
J15 and J16 form the top layer of fabric, and warp-wise support unit 11 is the chain access node structure that runs through in angle.Having weaved chain running through after access node support unit of angle, continue and weave a broadwise support unit 22." J9, J10 ... J14 ", these 6 system warp thread, when having weaved after support unit 11, warp thread is divided into 3 parts, J9 and J10 and J13 and J14, form two-layer fabrics, i.e. second and treble cloths of broadwise support unit 22 parts in the second longitdinal cross-section diagram (referring to Fig. 4).The upper and lower access node second of J11 and J12 and treble cloths, keep certain height between two-layer, forms yarn clump, forms now widely used space fabric.Make the broadwise of the hole unit 12 of the first longitdinal cross-section diagram (referring to Fig. 3) also there is broadwise support unit 22.Weft direction in hole unit 12 is selected space fabric, makes the broadwise of hole unit have buffering and flexible function, has increased recovery and the reliability of hole unit 12 key position buttons.Described the first longitudinal cross-section structure and the second longitudinal cross-section structure are organically combined, be about to two fabric stereochemical structures (referring to Fig. 5-6) and organically combine, form fabric keyboard switch general structure of the present invention (referring to Fig. 2).
" J11, J12 " system warp thread is by access node levels, and Stability Analysis of Structures, there will not be the phenomenon of disturbing the upper and lower conductive layers in hole unit 12.The more important thing is the performance that has made full use of and brought into play space fabric spatial elastic and buffering.This performance is the performance of key switch break-make institute active demand just.This is also the long-term a kind of method looked for of exploring for stereo fabric.
In described the first and second longitudinal cross-section structures (referring to Fig. 3-4), " J7, J8 " system warp thread and " J15, J16 " system warp thread, the top layer of composition fabric keyboard switch, plays protection electric conducting material and beautifies the effect of outward appearance.On the top layer of fabric keyboard switch, by the design configurations of look warp thread and barry dyeing yarn, can significantly form the key position of the fabric keyboard switch of easy identification.At key position place, J7, J8 system warp thread are selected dyed yarn; At 12 places, hole unit of key position, as J50, J51, J58, J59, J66, J67 and J74 weft yarn, also select dyed yarn, can form easy identification key position (referring to Fig. 7, the numeral " 1-9 " in figure for dyed yarn interweave form key position).
The present invention does not address part and is applicable to prior art.Particularly applicant's formerly patented technology (referring to 200810152294.4, " a kind of flexible fabric keyboard ").Although formerly patented technology, because of known and succinctly specifically do not quoted from, should be considered as being incorporated in full in the present patent application.
Claims (3)
1. a grating type fabric keyboard switch, this fabric keyboard switch is the three-dimension flexible fabric of insulative yarn and the continuous weaving of wire, its warp cross section is for replacing continuously woven warp-wise support unit and hole unit, described warp-wise support unit adopts the chain access node structure that runs through in angle, described hole unit is weaved according to keyboard position, the broadwise cross section that it is characterized in that this fabric keyboard switch is spaced hole unit and broadwise support unit, make to have in the broadwise of the hole unit of keyboard position the support of space fabric, described hole unit is weaved according to keyboard position, described broadwise support unit is space fabric, and this space fabric is that upper and lower two plate plane fabrics connect by long filament or yarn the stereo fabric being made in vertical direction, forms the hollow spacing of keyboard position between the upper and lower of this fabric, the upper layer of fabric of the hole unit of keyboard position implant the floating long line in the inside long through guiding line, the column circuits of formation switch, implant accordingly the broadwise wire that the floating long line in the inside is grown, the row circuit of formation switch at the layer fabric of the hole unit of keyboard position.
2. the method for weaving of grating type fabric keyboard switch described in a claim 1, this method for weaving is on the basis of known method for weaving, after having weaved described warp-wise support unit, the warp thread of warp-wise support unit to be divided into two parts, be respectively used to weave hole unit and broadwise support unit; In the time weaving hole unit, warp thread is divided into two groups, one group of warp thread is weaved the upper strata that becomes hole unit, and another group warp thread is weaved the lower floor that becomes hole unit; In the time weaving broadwise support unit, warp thread is divided into three groups, upper and lower two groups of warp thread are weaved respectively upper and lower two-layer fabrics, and one group of middle warp thread is upper and lower this upper and lower two-layer fabrics of access node, forms the space fabric with design pitch.
3. the method for weaving of grating type fabric keyboard switch according to claim 2, is characterized in that describedly on the top layer of fabric keyboard switch, by the design configurations of look warp thread and barry dyeing yarn, forms the key position of the fabric keyboard switch of easy identification.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410070071.9A CN103794395A (en) | 2014-02-28 | 2014-02-28 | Grating-type fabric keyboard switch |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410070071.9A CN103794395A (en) | 2014-02-28 | 2014-02-28 | Grating-type fabric keyboard switch |
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| CN103794395A true CN103794395A (en) | 2014-05-14 |
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| CN201410070071.9A Pending CN103794395A (en) | 2014-02-28 | 2014-02-28 | Grating-type fabric keyboard switch |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105140070A (en) * | 2015-09-16 | 2015-12-09 | 天津工业大学 | Fabric keyboard switch adopting non-contact electric conduction layers |
| CN114411306A (en) * | 2021-10-21 | 2022-04-29 | 南京玻璃纤维研究设计院有限公司 | Prefabricated body with preset pore channels and yarn retaining function and preparation method thereof |
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| US20050069695A1 (en) * | 2001-12-14 | 2005-03-31 | Infineon Technologies Ag | Keypad in textiles with capacitive read-out circuit |
| CN101369186A (en) * | 2008-10-10 | 2009-02-18 | 天津工业大学 | Flexible fabric keyboard |
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| US3981757A (en) * | 1975-04-14 | 1976-09-21 | Globe-Union Inc. | Method of fabricating keyboard apparatus |
| US20050069695A1 (en) * | 2001-12-14 | 2005-03-31 | Infineon Technologies Ag | Keypad in textiles with capacitive read-out circuit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105140070A (en) * | 2015-09-16 | 2015-12-09 | 天津工业大学 | Fabric keyboard switch adopting non-contact electric conduction layers |
| CN114411306A (en) * | 2021-10-21 | 2022-04-29 | 南京玻璃纤维研究设计院有限公司 | Prefabricated body with preset pore channels and yarn retaining function and preparation method thereof |
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Application publication date: 20140514 |