CN1664204B - Textiles structure with lighting and thermal insulating functions and method for making same - Google Patents
Textiles structure with lighting and thermal insulating functions and method for making same Download PDFInfo
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- CN1664204B CN1664204B CN200410007940.XA CN200410007940A CN1664204B CN 1664204 B CN1664204 B CN 1664204B CN 200410007940 A CN200410007940 A CN 200410007940A CN 1664204 B CN1664204 B CN 1664204B
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Images
Abstract
This invention refers to a weave goods configuration and prepation of possesss lighting and heat insulation efficacy. The weave goods include a surface layer and a bottom layer and their yarn include no photic yarn kind and photic yarn kind. By control no photic yarn kind and photic yarn kind; the weave goods possess lighting nature in this invention. And between the surface layer and bottom layer, there is complex number high shrinkage rate yarn. After heat manage, the complex number high shrinkage rate yarn will shrink that surface layer and bottom layer will protrude forth to be a solid frame. The different shrinkage rate can make the surface layer, bottom layer and air layer thickness of complex number high shrinkage rate yarn change. The air layer makes the invention have heat insulation efficacy.
Description
Technical field
The present invention relates to a kind of textiles and method for making thereof with daylighting and heat insulation effect, refer in particular to a kind of textiles, it has a top layer and a bottom, and make between this top layer and bottom by a plurality of high shrinkage yarns and to produce air layer and have heat insulation effect, and, this top layer and bottom use light transmission yarn kind and non-light transmittance yarn kind, have the effect of daylighting.
Background technology
In recent years, Home and furniture textiles grows with each passing day towards the social demand of " comfortable and healthy life ", also therefore guiding the Home and furniture textiles field develops towards functional material, it wherein more is the main shaft of shading textiles research with radiation resistance, optical shielding property, UV-preventing, thermal insulation, and consider that functional and popularity have both, external advanced country adopts design of raw material upgrading and Dobby Weave Design collocation mostly, it is functional to give household textiles, and has and move towards sophistication, systematization and art up trend gradually.
Light shading fabric, for example curtain, sunshade, sunshade, beach umbrella, leisure flower garden umbrella etc. are human being extensive use of always.Because scientific and technological progress, the application surface of fabric is expanded, for the also just constantly increase of requirement of shade fabric.By the sunshade improvement demand of dwelling house window, the cost-effective selection of can yet be regarded as of fabric-abat vent.The major function of abat vent is to reduce sunlight penetration, if can take into account the daylighting function simultaneously, provides indoor basic illumination demand, can significantly promote the commodity value of abat vent.Abat vent is wanted simple light-shielding, only needs Density to be improved or dye dark color, even adds coating process fabric pore is filled up and can reach, but when requiring tool appropriateness daylighting and heat insulation double effects, then need to change fabric construction.From the simple light-shielding of abat vent in the past, be transformed into and can reach appropriate daylighting and heat insulation purpose, need to consider to cover the direct sunlight of certain special angle, but the Dobby Weave Design that can allow scattered light enter.
The light-proofness fabric that is disclosed as Te Kaipingdi 09-000425 number of Japan, it is to use thermoplastic synthetic fiber light-proofness strand and the easy non-light-proofness strand of thermal deformation to be woven into multiple tissue fabric, wherein non-light-proofness strand forms the surface, the light-proofness strand is hidden under the non-light-proofness strand, forms light shield layer in the inboard.And by adding hot extrusion formation adherence shape, light-proofness fabric with this feature.
No. 423534 disclosed shading net of Taiwan patent, it mainly is the dictyosome that is become with the weft yarn plain weave by warp thread, it weaves a flat yarn through making progress every a suitable spacing to it is characterized in that this shading net, uses and improves shading, ventilation effect, and this flat yarn surface is coated with an aluminium foil layer.
The spy of Japan opens fabric and the manufacture method thereof that has aeolotropic in 2001-271246 number the photopermeability, it is that vertical direction from cloth allows the transmitance of light of light incident reduce, but then allow it become big from transmitance with respect to the light of the tilted direction institute incident of warp thread, therefore can improve the screening effect in the visual field on one side, Yi Bian can carry out daylighting efficiently again.Adopt 3-7 layer multi-layer construction fabric, warp thread is that light yarn, weft yarn then are the yarn kinds that light is had screening effect, produces the space by the tissue design, and the bevel direction institute incident ray with respect to warp thread can effectively be seen through.
The United States Patent (USP) 6,120,901 that 3M was applied on September 19th, 2000, patent name: ultraviolet protection synthetic resin coating film, it is a kind of ultraviolet protection film, has the security that keeps size under extreme environment.The high molecular synthetic resin of making film has the characteristic of low moisture absorption moisture regain, heat peace property and high printing opacity.Utilization has more the ultraviolet effect of reduction in conjunction with the coating of uvioresistant glue than the SPS film that generally only mixes ultra-violet absorber, can be used on livery and the outdoor any anti-ultraviolet security application.
United States Patent (USP) 6 on October 29th, 2002,475,609 the colour shifting film that glitters, glittering is a part that is contained in colour shifting film, it under any circumstance all is useful glittering, and utilizes in liquid dispersed and is incorporated into the surperficial and then attached to it of various materials.
Yet Japanese kokai publication hei 09-000425, Taiwan 423534 have following major defect:
1, mainly is to produce shaded effect, must increase the flat ratio of yarn in order to improve shading rate, yet no matter the yarn kind of high flat ratio all having the certain difficulty degree in the spinning or on weaving with light-proofness yarn kind.
2, utilize back Collator Mode heating and pressurizing to make and reach the yarn flattening and improve the shading rate effect, be easy to generate the fabric thermal cracking, degradation phenomenon under the rerum natura.
3, flat yams surface coating one deck aluminium foil layer reaches shaded effect.This way has increased cost, and increases woven degree of difficulty.
4, present consumer is for the demand of light-proofness household textiles, towards daylighting and heat insulation must having both simultaneously.Therefore for the product of single shade function, can't satisfy the demand in household textiles market.
And for example the major defect of TOHKEMY 2001-271246 is:
1, the degree of difficulty height is weaved in 3-7 layer multi-layer structure organization.
2, the multiply cloth space can't accurately be controlled and arbitrarily adjust, and influences the effect of aeolotropic.
3, identical institutional framework, the different yarn kind of arranging in pairs or groups, the difference on effect of the aeolotropic that is produced is big, and therefore the yarn kind of using limits to some extent.
4, in order to increase the light transmittance of warp-wise tilted direction, but reduced the shading rate of vertical direction.
5, only have the daylighting effect of light aeolotropic, lack insulative properties.
And the major defect of United States Patent (USP) 6,120,901, United States Patent (USP) 6,475,209 is as follows:
1, only can utilize the surface that is coated with or fits in transparent substance, can't be applied to outdoor leisure woven textile products such as sunshade, flower garden umbrella, camp.
2, film can't be done the design of pattern and color.
3, film can't use separately.
Therefore, how a kind of textile constructions with daylighting and heat insulation effect and method for making thereof of novelty are proposed at the problems referred to above, not only can improve the difficult and necessary shortcoming that adopts special flat yams or special back road arrangement process technology of conventional woven, can control and adjust daylighting again arbitrarily and have effect of heat insulation concurrently, be not to use for a long time the person eagerly to look forward to always, and the inventor is based on the research of engaging in the textiles Related product for many years, exploitation, and sale practical experience, it is the idea of thinking and improveing, poor its people's professional knowledge, through research and design in many ways, special topic is inquired into, finally work out a kind of textile constructions with daylighting and heat insulation effect and method for making thereof of improvement, can solve the above problems.
Summary of the invention
Main purpose of the present invention, what be to provide a kind of novelty can improve traditional drawback, has the textiles of daylighting and heat insulation effect simultaneously concurrently.
The present invention also provides the described method for making that has the textiles of daylighting and heat insulation effect simultaneously concurrently.
For reaching above-mentioned purpose and effect, the invention provides a kind of textiles with daylighting and effect of heat insulation, this textiles comprises a top layer and a bottom, the weft yarn on this bottom and top layer comprises a non-light transmittance yarn kind and a light transmission yarn kind, via the arrangement ratio of this non-light transmittance yarn kind of control with light transmission yarn kind, make this textiles have daylighting, and the position of the non-light transmittance yarn kind on described bottom and top layer and light transmission yarn kind is preferably the opposite direction configuration, make the direct projection light of the sun go into the inside of this textiles by direct irradiation, and but the setting sun light of relatively mild sunrise and sunset ability direct irradiation is gone into the inside of this textiles, and the angle of the acceptable setting sun sunshine of this textiles can be controlled by the arrangement ratio of described non-light transmittance yarn kind and light transmission yarn kind.
And, textiles of the present invention also comprises a plurality of high shrinkage yarns between described bottom and top layer, after a heat treatment process, described a plurality of high shrinkage yarn is shunk, so that described top layer and bottom outwards protrude respectively to form a stereochemical structure, and shrinkage factor via these a plurality of high shrinkage yarns of control, to obtain the textiles of different-thickness, and because of different shrinkage factors can make bottom, the thickness of the air layer of top layer and a plurality of high shrinkage yarns is change thereupon also, this air layer promptly is to make this textiles have heat insulation reason, so heat insulation effect can be via this shrinkage factor of control to get different effect of heat insulation.
Specifically, the textile constructions with daylighting and heat insulation effect provided by the invention, it mainly comprises: a top layer, comprise first weft yarn, this first weft yarn comprises the first light transmission yarn kind and the first non-light transmittance yarn kind; A plurality of high shrinkage yarns are positioned under the described top layer; One bottom is positioned under described a plurality of high shrinkage yarn, comprises second weft yarn, and this second weft yarn comprises the second light transmission yarn kind and the second non-light transmittance yarn kind; Wherein, by controlling the described first light transmission yarn kind, the first non-light transmittance yarn kind, the second light transmission yarn kind and the second non-light transmittance yarn kind to obtain the textiles of different light transmissions.
By said structure, textiles of the present invention just can reach any control and adjust daylighting and have the purpose of effect of heat insulation concurrently.
Simultaneously, the present invention also provides a kind of method for making with textile constructions of daylighting and heat insulation effect, its key step comprises: weave a plurality of light transmission yarn kind and the weft yarn of non-light transmittance yarn kind, a plurality of warp thread and a plurality of high shrinkage yarns of comprising, make it form a top layer and a bottom of continous mode, the centre is described a plurality of high shrinkage yarn; And use heat treatment that described high shrinkage yarn is shunk, and described top layer and bottom are outwards protruded respectively.
In sum, textile constructions and method for making thereof with daylighting and heat insulation effect provided by the present invention, it is to use a top layer and a bottom, and the weft yarn of this top layer and bottom comprises light transmission yarn kind and non-light transmittance yarn kind, via the arrangement ratio of this light transmission yarn kind of control with non-light transmittance yarn kind, to control the light transmittance of textiles of the present invention, and, by a plurality of high shrinkage yarns, via a heat treatment process, make upper and lowerly all to have air layer, and have effect of heat insulation, that is, textiles of the present invention has daylighting and effect of heat insulation concurrently.
In the textile constructions and method for making thereof with daylighting and heat insulation effect of the present invention, because the described bottom and the light transmission yarn kind on top layer and the arrangement position of non-light transmittance yarn kind are preferably opposite location, so can control the light amount that enters textiles, reach the control of daylighting.And, can be via the shrinkage factor of the described a plurality of high shrinkage yarns of control, with the thickness of air layer of decision top layer, bottom and a plurality of high shrinkage yarns, with raising or reduce its thermal insulation, and also can control the thickness of textiles by this.
Description of drawings
Fig. 1 is the manufacturing flow chart of a preferred embodiment of the present invention;
Fig. 2 A is the preceding structural representation of heat treatment of a preferred embodiment of the present invention;
Fig. 2 B is the structural representation after the heat treatment of a preferred embodiment of the present invention;
Fig. 3 A is a sunshine at the light of the irradiation in the daytime schematic diagram of advancing;
Fig. 3 B is the schematic diagram with daylighting and heat insulation effect textiles of a solar light irradiation preferred embodiment of the present invention;
Fig. 4 shines the schematic diagram of printing opacity image of the three-dimensional sheen fabric of a preferred embodiment of the present invention with different angles for light;
Fig. 5 is the curve map with the light transmittance of three-dimensional sheen fabric under the irradiation of different angles light of an image analysing computer technique computes preferred embodiment of the present invention;
Fig. 6 is the curve map of the three-dimensional sheen fabric ultraviolet ray penetrance test of a preferred embodiment of the present invention;
Fig. 7 is the curve map that the hot barrier property of the three-dimensional sheen fabric of a preferred embodiment of the present invention is analyzed.
The figure number simple declaration:
1 textiles, 10 top layers, 12 first weft yarns, 122 first light transmission yarn kinds
124 first non-light transmittance yarn kinds, 14 first air layers, 20 bottoms
22 second weft yarns, 222 second light transmission yarn kinds, 224 second non-light transmittance yarn kinds
24 second air layers, 30 a plurality of high shrinkage yarns, 100 sun R1 paths
L3 path, L2 path, L1 path, R3 path, R2 path
The specific embodiment
Further understand and understanding for the reader is had architectural feature of the present invention and the effect reached, enumerate now that preferred embodiment and conjunction with figs. describe in detail as the back:
The invention solves the shortcoming of the fabric and manufacture method (as TOHKEMY 2001-271246) and the light-proofness film (as US6120901, US6475209) etc. that have aeolotropic in light-proofness fabric of the prior art (as Japanese kokai publication hei 09-000425, Taiwan 423534), the photopermeability.The present invention utilizes the weft yarn of top layer and bottom, it comprises a non-light transmittance (or claiming the transparency or permeability) a yarn kind and a light transmission yarn kind, and make textiles of the present invention (fabric) have the effect of printing opacity, not only weave easily, and it utilizes high shrinkage yarn and the different inotropic difference of monfil, produce the stereochemical structureization of textiles, increase the voidage of textiles, reach tangible effect of heat insulation.
See also Fig. 1, it is the manufacturing flow chart of a preferred embodiment of the present invention, as shown in the figure, a kind of method for making provided by the invention with textile constructions of daylighting and heat insulation effect, its key step includes:
Step S10 weaves an a plurality of light transmission yarn kind and the weft yarn of a non-light transmittance yarn kind, a plurality of warp thread and a plurality of high shrinkage yarns of comprising, and makes it form a top layer and a bottom of continous mode, and the centre is described a plurality of high shrinkage yarn; And
Step S20 utilizes heat treatment that described high shrinkage yarn is shunk, and described top layer and bottom are outwards protruded respectively.
Wherein, in step S10, top layer, bottom and being woven as simultaneously of a plurality of high shrinkage yarns are finished, rather than weave individually and finish, and this weaving method can be the tatting method, and the weft yarn of its mesexine and bottom has light transmission yarn kind and non-light transmittance yarn kind respectively; In step S20, by heat treatment described a plurality of high shrinkage yarn being produced shrinks, top layer and bottom are outwards protruded, exteriorly getting up is to have 3-D effect, on structure, also be to have stereochemical structureization, and being weft yarn by top layer and bottom, the present invention is to use light transmission yarn kind and non-light transmittance yarn kind to make textiles of the present invention have the effect of daylighting, and, make it have heat insulation effect by the three-dimensional structure that a plurality of high shrinkage yarns are produced.To those skilled in the art, after the type of determining the high shrinkage yarn, selecting heat treated condition is easily.
See also Fig. 2 A, Fig. 2 B and Fig. 3 B, be respectively before the heat treatment of a preferred embodiment of the present invention with heat treatment after structural representation and the solar light irradiation of a preferred embodiment of the present invention schematic diagram with textiles of daylighting and heat insulation effect, as shown in the figure, structure with textiles 1 of daylighting and heat insulation effect of the present invention mainly comprises a top layer 10, a plurality of high shrinkage yarn 30 and a bottom 20.
Wherein, described top layer 10 comprises first weft yarn 12, and this first weft yarn 12 comprises the first light transmission yarn kind 122 and the first non-light transmittance yarn kind 124; Described a plurality of high shrinkage yarn 30 is positioned under the top layer 10; Described bottom 20 is positioned under a plurality of high shrinkage yarns 30, and it comprises second weft yarn 22, and this second weft yarn 22 comprises the second light transmission yarn kind 222 and the second non-light transmittance yarn kind 224; By controlling the textiles 1 that the described first light transmission yarn kind 122, the first non-light transmittance yarn kind 124, the second light transmission yarn kind 222 and the arrangement of the second non-light transmittance yarn kind 224 obtain different light transmissions.
Among the present invention, described top layer 10 can be controlled light transmittance with the light transmission yarn kind of bottom 20 with the arrangement ratio of non-light transmittance yarn kind, and it is arranged than being preferably 1/5 to 5/1.
And, weave finish after as Fig. 2 A, by after the heat treatment shown in Fig. 2 B, at this moment, between top layer 10 and a plurality of high shrinkage yarn 30, also comprise first air layer 14, the volume of this first air layer 14 is preferably the 10%-49% of this textiles 1; And also comprising second air layer 24 between bottom 20 and a plurality of high shrinkage yarn 30, the volume of this second air layer 24 is preferably the 10%-49% of this textiles 1.The shrinkage factor of a plurality of high shrinkage yarns 30 that the present invention uses is preferably the yarn of 20%-60% or 50-1000 Denier.The first light transmission yarn kind 122 on described top layer 10 and the first non-light transmittance yarn kind 124 are preferably the opposite location arrangement with the second light transmission yarn kind 222 of bottom 20 and the position of the second non-light transmittance yarn kind 224.Make the present invention have heat insulation effect by described first air layer 14 and second air layer 24.
See also Fig. 3 A, it is light the advance schematic diagram of sunshine in irradiation in the daytime, and as shown in the figure, the maximum temperature of every day is a noon in daily life, and this moment, the sun 100 was vertical irradiation ground, and the path is R1; The path R2 in early morning or dusk, the sun 100 was the rake angle irradiation during R3 of path in addition, and then surface temperature is lower.In view of this, the present invention for vertical light irradiation covered, reach the daylighting effect and allow tilted direction light can appropriateness penetrate, wherein the three-dimensional structure is more given fibre composition and is had effect of heat insulation, reach heat insulation and the daylighting double effects, and have the effect of equilibrium temperature.
Shown in Fig. 3 B, when sunshine is direct projection (as travel path L1 and L2 time), light is during along path L1, the first non-light transmittance yarn kind, 124 generations by top layer 10 of the present invention are covered, and light is during along path L2, the second non-light transmittance yarn kind, 224 generations by bottom 20 of the present invention are covered, so compare to realize covering direct projection light by the arrangement of the bottom 20 of the present invention and the non-light transmittance yarn kind on top layer 10.And when sunshine is oblique fire, for example: sunrise or at sunset, its light is fainter and soft than the noon, as travel path L3, it can see through the first light transmission yarn kind 122 on top layer 10, and sees through the second light transmission yarn kind 222 of bottom 20, to realize soft daylighting.
Embodiment
(1) warp thread: A.65D monofilament polyester, anti-UV-PET B.75D;
Weft yarn: A.450D high contraction EPT, B.120D monofilament polyester, anti-UV-PET C.150D.
(2) formula of size
A.PVA：BP08(60％)；
B. acryl agent: J209 (39%);
C. auxiliary agent (antistatic additive): TS214 (1%).
(3) sizing condition
Slurry concentration: 12%; Speed: 220m/min; Sizing temperature: 55 ℃.
(4) warping condition
Double plate head: A axle, B axle; Total warp thread number: A5568+B5648; Warping fabric width: 70 "; Warped length: A63m+B56m; Speed of beaming: 500m/min.
(5) weaving condition
Through close: 160 pieces/inch; Filling density: 120 pieces/inch; Porter: #80/2 "; Reed width: 70 "; Selvedge: (8 reeds * 5 piece) * 2=80F; Body: 2784 reeds * 4 piece=11136F.
(6) heat treatment temperature: 120 ℃.
Detection method
(1) light transmittance:
JIS L1055 A method: measure light transmittance behind the vertical light irradiation cloth specimen with illumination photometer.
Image analysis system: viewing ray is with the printing opacity image and the light transmittance of different angles irradiation cloth specimen.
(2) UV-preventing rate: ASHRAE 74-1988 Procedure A, AppendixB1.1SHIMADZU UV-3101 (PC) S.
(3) fabric void rate: density measurement instrument-helium degassing method.
(4) thermal impedance r:ALAMBETA tester.
(5) cut heating rate: open heating experiment is a thermal source with the 500W Halogen lamp LED, and distance locates to place 50cm * 50cm cloth specimen for 30 centimeters, shines after 40 minutes, measures the cloth specimen back temperature.The temperature T at 5 centimeters places of distance, the cloth specimen back side
1, with co-located but do not have cloth specimen and cover temperature T
0, calculate its heat radiation and cut heating rate.
Interpretation of result
| The cloth specimen numbering | A | B | C |
| Arrange through weft yarn | [(A1B1)×12][(B1A1)×24][(A1B1)×12]{【[(E1D1)×4]C1】}×4 {【[(D1E1)×4]C1】×4} | [(A1B1)×12][(B1A1)×24][(A1B1)×12]{【[(E1D1)×4]C1】}×3 {【[(D1E1)×4]C1】×2} | [(A1B1)×12][(B1A1)×24][(A1B1)×12]{【[(E1D1)×4]C1】}×2 {【[(D1E1)×4]C1】×2} |
| The weft yarn proportioning | Printing opacity yarn: non-printing opacity yarn=4: 4 | Printing opacity yarn: non-printing opacity yarn=3: 2 | Printing opacity yarn: non-printing opacity yarn=2: 2 |
| Fabric thickness | Thickness 3.97mm | Thickness 3.95mm | Thickness 3.94mm |
JIS L1055 A method: carry out the analysis and assessment of fabric light transmittance according to JIS L1055 A method, the result is as shown in table 1.Learn from experimental result, the words that compare with light transmittance, cloth specimen C＞cloth specimen B＞cloth specimen A, reason is the printing opacity yarn of cloth specimen C: non-printing opacity yarn (light transmission yarn kind: non-light transmittance yarn kind)=2: 2, it is more apart from shortening and unit are open interior number to form perforate, make whole glazed area increase, so the relative raising of light transmittance.Experiment proves that also the arrangement ratio by adjustment printing opacity yarn and non-printing opacity yarn changes thus, adds suitable institutional framework design, just can reach adjustment and the purpose of controlling light transmittance.
The three-dimensional sheen fabric of table 1. light transmittance experimental result
| The cloth specimen numbering | A | B | C |
| Illumination (Lux) | 145 | 162 | 182 |
| Light transmittance (%) | 9.67 | 10.8 | 12.1 |
Annotate: the brightness value of blank assay is 1500Lux.
Image analysing computer technology: because JIS L1055 A method can't measure the different angles light irradiation illumination that cloth specimen produced, therefore change and adopt the image analysing computer technology, carry out printing opacity image and the light transmittance analysis and assessment of viewing ray with different angles irradiation cloth specimen.Experimental result such as Fig. 4, shown in Figure 5.Learn different light irradiating angles from Fig. 4, the printing opacity degree difference of cloth specimen.With the ratio of image analysing computer technique computes glazed area fiducial value, convert the fiducial value of fabric light transmittance to curve as shown in Figure 5 as the fabric light transmittance.Learn that from Fig. 5 the light transmittance when illumination angle three-dimensional sheen fabric during at 30 °-60 ° has obvious variation, reduction along with the light irradiating angle, the translucent effect of fabric increases gradually, especially when illumination angle is 30 °, the light transmittance of fabric increases maximum, with cloth specimen C is example, and its light transmittance is up to 26%; When illumination angle was 40 °, the light transmittance of cloth specimen C was 21% in the fabric; When illumination angle was 90 °, the light transmittance minimum of fabric was an example with cloth specimen C, and its shading rate is 92%.When the light irradiating angle was lower than below 30 °, cloth cover and projection source and photography original paper CCD almost formed horizontal linear and can't test, so this experiment only proceeds to irradiating angle when being 30 °.
The test of ultraviolet ray penetrance
As shown in Figure 6, it illustrates that except cloth specimen C three-dimensional sheen fabric cloth specimen A of the present invention and cloth specimen B all are lower than 10% in the penetrance of UV-A and UV-B, are example with ultraviolet 380nm, and the screening rate of cloth specimen A is 92%, and the screening rate of cloth specimen B is 91%.Cloth specimen C has also increased ultraviolet penetrance simultaneously because the spacing of dwindling tissue increases light transmittance, but ultraviolet wavelength at the screening rate below the 360nm still more than 90%, therefore, need to pay attention to light transmittance and control with the balance between the UV-preventing rate.
In addition, the UPF value of using Labsphere U1traViolet Transmittance analyzer to test three-dimensional sheen fabric of the present invention, test result is as shown in table 2.Learn from test result, though the UPF value of cloth specimen A, B or C all greater than 30, wherein the UPF value is cloth specimen A＞cloth specimen B＞cloth specimen C, its trend and test of aforementioned ultraviolet penetrance as a result is roughly the same.
The three-dimensional sheen fabric of table 2. UPF experimental result
| The cloth specimen numbering | A | B | C |
| UPF | 36 | 34 | 31 |
The fabric void rate is analyzed
Fabric uses the density measurement instrument to adopt the test of helium degassing method, measures the true volume of fabric.The length that measures appearance of fabrics in addition is in order to calculate the apparent volume of fabric.Calculate the voidage of fabric at last according to following formula, the result is as shown in table 3.
Voidage=(apparent volume-true volume)/apparent volume * 100%
How many air layers that on behalf of fabric, the number of voidage contain has, and the number of air layer will influence the barriering effect of fabric to heat, the fabric void rate of the present invention's research and development is up to more than 99%, has considerable air layer, the fabric researched and developed of inference the present invention has good heat rejection effect thus, the follow-up assessment checking that will carry out heat rejection character.
The voidage of the three-dimensional sheen fabric of table 3.
| The cloth specimen numbering | A | B | C |
| True volume (cm3) | 0.3560 | 0.3530 | 0.3584 |
| Apparent volume (cm3) | 99.44 | 98.75 | 98.5 |
| Voidage (%) | 99.64 | 99.64 | 99.64 |
Thermal impedance r test
Table 4 explanation fabric is through the resulting thermal impedance r of ALAMBETA tester, and stereo fabric has higher thickness than general planar cloth, so the thermal impedance of stereo fabric is also high than general planar cloth.So stereo fabric has the effective iris action to heat by the formed air layer of thickness.
The ALAMBETA test result of the three-dimensional sheen fabric of table 4.
| The cloth specimen numbering | Sunshade cloth | Coffee seat umbrella cloth | Camp cloth | A | | C |
| λ | ||||||
| 21 | 48.9 | 52.1 | 39.35 | 39.65 | 39.975 | |
| a | 0.005 | 0.05 | 0.051 | 0.5053 | 0.5283 | 0.564 |
| b | 302.5 | 212 | 231.5 | 55.425 | 54.75 | 53.9 |
| r | 3.85 | 9.85 | 13.9 | 101.15 | 99.625 | 98.475 |
| h | 0.08 | 0.48 | 0.725 | 3.9775 | 3.95 | 3.9375 |
| p | 1.25 | 1.6 | 1.805 | 3.8225 | 3.6925 | 3.9125 |
| q | 1.32 | 0.92 | 0.795 | 0.265 | 0.266 | 0.2855 |
[0105]Symbol description in the table:
| Symbol (Symbol) | The order of magnitude (Multiplier) | Unit (Unit) | ||
| Thermal conductance coefficient (Thermal conductivity coefficient) | |
10 -3 | W.m -1.k -1 | |
| Thermal diffusion coefficient (Thermal diffusivity coefficient) | a | 10 -6 | m 2.s -1 | |
| Thermal absorptivity (Thermal absorptivity, thermal activity coefficient) | |
1 | W.m -2.s 1/2.k -1 | |
| Thermal resistance (Thermal resistivity) | |
10 -3 | K.m 2.W -1 | |
| Cloth specimen thickness | h | 1 | mm | |
| The peak heat flow density is than (Peak heat flow density ratio (qlmax/qs)) | |
1 | 1 | |
| Peak heat flow density (Peak heat flow density (qlmax)) | |
10 3 | W.m -2 |
Compare target with curtain as the estimation of heat-insulating properties in addition, basis is as follows:
A. the U value of metal frame single-glass is about 6.3W.m
-2.K
-1
B. the U value of metal frame layer glass window+general curtain is got mostly and is not added 0.75 of curtain, ie.6.3 * 0.75=4.725W.m
-2.K
-1
C. the U value of metal frame layer glass window+three-dimensional sheen fabric curtain:
A. the thermal resistance of inner air and outer air layer
(1/h
0+1/h
i)＝(1/19+1/8.7)＝0.1676K.m
2.W
-1。
B. the air thermal resistance value between curtain and glass is got 0.044K.m
2.W
-1
C. three-dimensional sheen fabric curtain thermal resistance value is 0.1K.m
2.W
-1
1/U
T＝0.1676+0.044+0.1＝0.3116(K.m
2.W
-1)
U
T＝3.21(W.m
-2.K
-1)
D. the general curtain of window heat-proof quality that installs three-dimensional sheen fabric curtain promotes about 1/3.
Heat radiation blocking rate
The present invention adopts open heating experiment, is thermal source with the 500W Halogen lamp LED, and distance locates to place 50cm * 50cm cloth specimen for 30 centimeters, shines after 40 minutes, measures the cloth specimen back temperature.The temperature T at 5 centimeters places of distance, the cloth specimen back side
1, with co-located but do not have cloth specimen and cover temperature T
0Calculate the heat radiation blocking rate of fabric, with cloth specimen A be the example experimental result as shown in Figure 7, temperature can reach a horizontal equilibrium state after the testing time reaches 20 minutes, the equilibrium temperature of skip test is 50 ℃, the equilibrium temperature of cloth specimen A is 30 ℃, and the centre differs 20 ℃, cuts heating rate as calculated and can reach 40%.
Advantage of the present invention:
1, uses the two-layer fabrics institutional framework, weave easily.
2, utilize the different inotropic difference of high shrinkage yarn and monfil, produce fabric stereochemical structure effect, increase the fabric void rate, reach tangible effect of heat insulation.
3, technology of the present invention is to use the tissue design, must not adopt special flat yams or special back road arrangement process technology, uses general yarn kind, can obtain quite high screening rate.
4,, can effectively control the lighting efficiency of textiles, the daylighting fabric that formation can be controlled arbitrarily and adjust through the tissue design.
5, the circular shape of fabric construction, position of opening be positioned at differ from warp-wise and broadwise to the different angle direction on the angular direction, can increase anisotropy daylighting effect, but can not reduce the screening rate of vertical direction.
6, under the fixing organization structure, can use the different pulled down yarn kind and the monfil of different rerum naturas, still can obtain the textiles that aeolotropic daylighting and heat insulation effect have concurrently.
7, utilize textile constructions to design and develop and have the fabric that covers high light and have the sheen effect, and have the artistic value attractive in appearance of color and design.
In sum, the present invention has novelty, progressive really and can supply the industry utilization, and the whence proposes the application in accordance with the law.
The above only is a preferred embodiment of the present invention, is not to be used for limiting scope of the invention process, and the equalization of being done according to shape of the present invention, structure, feature and spirit changes and modifies such as, all should be included in protection scope of the present invention.
Claims (14)
1. method for making with textiles of daylighting and heat insulation effect, its key step comprises:
Weave a plurality of light transmission yarn kind and the weft yarn of non-light transmittance yarn kind, a plurality of warp thread and a plurality of high shrinkage yarns of comprising, make it form a top layer and a bottom of continous mode, the centre is the structure of described a plurality of high shrinkage yarns; And
Implement heat treatment and make described high shrinkage yarn shrink, and described top layer and bottom are outwards protruded respectively.
2. the method for making with textiles of daylighting and heat insulation effect as claimed in claim 1, wherein said woven method is the tatting method.
3. the method for making with textiles of daylighting and heat insulation effect as claimed in claim 1, when wherein weaving described top layer and bottom, the arrangement position of the light transmission yarn kind on top layer and the light transmission yarn kind of non-light transmittance yarn kind and bottom and non-light transmittance yarn kind is an opposite location.
4. the method for making with textiles of daylighting and heat insulation effect as claimed in claim 3 is wherein controlled described top layer and is compared to obtain different light transmittances with the arrangement of non-light transmittance yarn kind with the light transmission yarn kind of bottom.
5. the method for making with textiles of daylighting and heat insulation effect as claimed in claim 1, the shrinkage factor of wherein controlling described a plurality of high shrinkage yarns is to obtain the textiles of different-thickness.
6. textiles with daylighting and heat insulation effect, it mainly comprises:
One top layer comprises first weft yarn, and this first weft yarn comprises the first light transmission yarn kind and the first non-light transmittance yarn kind;
A plurality of high shrinkage yarns are positioned under the described top layer;
One bottom is positioned under described a plurality of high shrinkage yarn, comprises second weft yarn, and this second weft yarn comprises the second light transmission yarn kind and the second non-light transmittance yarn kind;
Described textiles be with top layer, bottom and a plurality of high shrinkage yarn through weaving the top layer that becomes continous mode and a bottom and middlely being the high shrinkage yarn, form through heat treatment again, its top layer and bottom outwards protrude respectively;
Wherein, the arrangement by controlling the described first light transmission yarn kind, the first non-light transmittance yarn kind, the second light transmission yarn kind and the second non-light transmittance yarn kind is than to obtain the textiles of different light transmissions.
7. the textiles with daylighting and heat insulation effect as claimed in claim 6, wherein said arrangement ratio is 1/5 to 5/1.
8. the textiles with daylighting and heat insulation effect as claimed in claim 6 also comprises first air layer between wherein said top layer and a plurality of high shrinkage yarn.
9. the textiles with daylighting and heat insulation effect as claimed in claim 8, the volume of wherein said first air layer are the 10%-49% of this textiles.
10. the textiles with daylighting and heat insulation effect as claimed in claim 6 also comprises second air layer between wherein said bottom and a plurality of high shrinkage yarn.
11. the textiles with daylighting and heat insulation effect as claimed in claim 10, the volume of wherein said second air layer are the 10%-49% of this textiles.
12. the textiles with daylighting and heat insulation effect as claimed in claim 6, the shrinkage factor of wherein said a plurality of high shrinkage yarns are 20%-60%.
13. the textiles with daylighting and heat insulation effect as claimed in claim 6, the yarn that wherein said a plurality of high shrinkage yarns are the 50-1000 Denier.
14. being opposite location, the textiles with daylighting and heat insulation effect as claimed in claim 6, the position of the first light transmission yarn kind on wherein said top layer and the second light transmission yarn kind of the first non-light transmittance yarn kind and bottom and the second non-light transmittance yarn kind arrange.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200410007940.XA CN1664204B (en) | 2004-03-05 | 2004-03-05 | Textiles structure with lighting and thermal insulating functions and method for making same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200410007940.XA CN1664204B (en) | 2004-03-05 | 2004-03-05 | Textiles structure with lighting and thermal insulating functions and method for making same |
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| CN1664204B true CN1664204B (en) | 2010-09-29 |
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|---|---|---|---|---|
| KR100815579B1 (en) * | 2007-02-08 | 2008-03-20 | 주식회사 새 한 | 3d fabric and preparing thereof |
| US9528201B1 (en) * | 2015-07-13 | 2016-12-27 | Smart Textile Products, LLC | Insulating sheer fabric |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1080156A (en) * | 1992-04-13 | 1994-01-05 | 亨特道格拉斯国际有限公司 | The manufacture method of fabric light control window covering and equipment |
| CN2242783Y (en) * | 1995-03-14 | 1996-12-18 | 杭州天虹纺织集团公司 | Broche elastic decorative brocade |
| US6582794B1 (en) * | 1999-10-01 | 2003-06-24 | Hunter Douglas Industries B.V. | Architectural covering |
-
2004
- 2004-03-05 CN CN200410007940.XA patent/CN1664204B/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1080156A (en) * | 1992-04-13 | 1994-01-05 | 亨特道格拉斯国际有限公司 | The manufacture method of fabric light control window covering and equipment |
| CN2242783Y (en) * | 1995-03-14 | 1996-12-18 | 杭州天虹纺织集团公司 | Broche elastic decorative brocade |
| US6582794B1 (en) * | 1999-10-01 | 2003-06-24 | Hunter Douglas Industries B.V. | Architectural covering |
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|---|---|
| CN1664204A (en) | 2005-09-07 |
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