WO2020096295A1 - Chaîne de thermocouple comportant un nœud - Google Patents

Chaîne de thermocouple comportant un nœud Download PDF

Info

Publication number
WO2020096295A1
WO2020096295A1 PCT/KR2019/014797 KR2019014797W WO2020096295A1 WO 2020096295 A1 WO2020096295 A1 WO 2020096295A1 KR 2019014797 W KR2019014797 W KR 2019014797W WO 2020096295 A1 WO2020096295 A1 WO 2020096295A1
Authority
WO
WIPO (PCT)
Prior art keywords
knot
thermocouple
yarn
plating
thread
Prior art date
Application number
PCT/KR2019/014797
Other languages
English (en)
Korean (ko)
Inventor
유의상
임대영
노수현
이정훈
여준석
Original Assignee
한국생산기술연구원
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 한국생산기술연구원 filed Critical 한국생산기술연구원
Publication of WO2020096295A1 publication Critical patent/WO2020096295A1/fr

Links

Images

Classifications

    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
    • D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
    • D02G3/22—Yarns or threads characterised by constructional features, e.g. blending, filament/fibre
    • D02G3/26—Yarns or threads characterised by constructional features, e.g. blending, filament/fibre with characteristics dependent on the amount or direction of twist
    • D02G3/28—Doubled, plied, or cabled threads
    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
    • D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
    • D02G3/22—Yarns or threads characterised by constructional features, e.g. blending, filament/fibre
    • D02G3/36—Cored or coated yarns or threads
    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
    • D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
    • D02G3/44—Yarns or threads characterised by the purpose for which they are designed
    • D02G3/441—Yarns or threads with antistatic, conductive or radiation-shielding properties
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
    • D06M11/83—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with metals; with metal-generating compounds, e.g. metal carbonyls; Reduction of metal compounds on textiles
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/02—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using thermoelectric elements, e.g. thermocouples

Definitions

  • An embodiment of the present invention relates to a thermocouple, and more particularly, to a thermocouple thread having a knot practically effectively implemented using an inductor.
  • Temperature sensors are classified into thermocouples, resistance temperature detectors (RTDs), and thermistors according to the principle.
  • existing fiber-type temperature sensors are mainly RTD-type temperature sensors, which are configured to measure electrical resistance that changes with temperature based on a certain length of yarn (YARN), or fabric or knit textile based metal wire type thermocouples. It is constructed using the insert method.
  • the small electronics industry enters a wearable market, that is, a device that can be worn and worn freely on the body, such as clothes, watches, and glasses
  • interest in energy generating devices is increasing.
  • solar cells are in the spotlight as next-generation cells.
  • the solar cell is a structure in which a solar cell layer is laminated using a silicon substrate or a glass substrate as a bottom surface, it is difficult to achieve the flexibility to be secured in order to be applied to the wearable industry.
  • thermocouple material pair is a constantan-iron, constantan-copper metal wire type, and when the existing thermocouple is inserted into a knitted fabric or fabric fiber base, the thermocouple is easily broken and the flexibility is poor. .
  • thermocouples have been actively conducted with carbon bases such as carbon nanotubes (CNT) and graphene, and in some studies, the whitening coefficient (V / K, voltage generated per temperature change) has been improved.
  • V / K voltage generated per temperature change
  • the present invention has been derived to solve the conventional problems as described above, and the object of the present invention is to solve the problem of low flexibility and to solve the problem of low flexibility, and can be applied to products that directly contact the body to sense the temperature. In providing a thermocouple seal.
  • smart clothing, smart wear such as smart furniture, such as textile (textile) temperature can be directly applied to all areas that require sensing, and attached to clothing, bags, mattress covers, etc. just before sewing using an embroidery machine It is to provide a knotted thermocouple seal that can be applied as a temperature sensor.
  • thermocouple thread having a knot for solving the above technical problem includes: a first plating yarn plated with a first metallic material; A second plating yarn separated or spaced apart from the first plating yarn and plated with a second metallic material different from the first metallic material; And a coating layer of a third conductive material that is coupled to one end of the first and second plating yarns in a knot shape and coated on the knot shape portion.
  • the first or second metallic material may include silver, copper, gold, aluminum, or a combination thereof.
  • the first and second metallic materials are each composed of one or two or more materials, and the main component metal material may be the same material.
  • the first metallic material may be a copper alloy containing less than 50% by weight of silver (Ag), and the second metallic material may be copper made of only copper.
  • Thermocouple yarn with a knot for solving the above technical problem, silver (Ag) plating yarn (yarn); A copper plating thread having one end portion which is combined with one end portion of the silver plating thread to form a knot; And a coating layer formed on the knotted portion and including a conductive material.
  • the coating layer may be a silver paste cured at 120 ° C. for 30 minutes to form a joint.
  • the conductive material of the coating layer is made of silver, copper, gold, aluminum, or a combination thereof, or nanoribbon, AlN, SiC, or a combination thereof.
  • carbon nanotubes, graphene (graphene), diamond or a combination thereof may be further included.
  • thermocouple seal of the present embodiment can be used as a silver (Ag) plating and copper (Cu) plating, it is suitable for use as a flexible thermocouple for measuring body temperature, and can be applied to various textile products based on this.
  • thermocouple thread woven on various fabrics used for clothing, wristbands, chair fabrics or matrix covers.
  • thermocouple thread with a knot is a schematic configuration diagram of a thermocouple thread with a knot according to an embodiment of the present invention.
  • Figure 2 is a schematic configuration of a thermocouple thread with a knot according to another embodiment of the present invention.
  • 3A to 3C are exemplary views of a textile product using the thermocouple yarn of FIG. 1 or 2.
  • thermocouple thread having a knot is a schematic configuration diagram of a thermocouple thread having a knot according to an embodiment of the present invention.
  • thermocouple thread 100 having a knot includes a first plated yarn 10, a second plated yarn 20, and a first plated yarn 10 and a second plated yarn ( A conductive coating layer 40 formed on the knot 30 of 20) is provided.
  • the first plating yarn 10 and the second plating yarn 20 may be implemented by using at least one conductive material. Although there is no particular limitation on the conductive material, it is preferable to use a material that is not harmful to the human body, for example, if it is intended to be used for body temperature measurement depending on the application.
  • the first plating yarn 10 and the second plating yarn 20 may have a difference in conductivity so that they can operate as a thermocouple for temperature measurement.
  • the first plating yarn 10 is a silver (Ag) plated yarn
  • the second plating yarn 20 may be a copper (Cu) plated yarn, but is not limited thereto.
  • the first plating yarn 10 is a mixture of silver yarn (Ag yarn) and an insulation yarn of 10% or less compared to the weight of the silver yarn
  • the second plating yarn 10 is 20 by weight of the silver yarn and the silver yarn. % Or more and 30% or less may be mixed yarns. In the case of a mixed yarn using an insulation yarn in excess of 30%, its conductivity is deteriorated, making it difficult to use as a seal for a thermocouple.
  • the knot 30 may have a shape in which the first plating yarn 10 and the second plating yarn are buried one or more times, or one surrounding the other one or more times, or each other surrounding the opponent one or more times.
  • the knot 30 is a portion in contact with a body to be measured to measure temperature, such as body temperature.
  • the conductive coating layer 40 is used to secure reliability of bonding between the first plating yarn 10 and the second plating yarn 20 in the knot 30.
  • the conductive coating layer 40 may be implemented to support electrical bonding and physical bonding between the two plating yarns 10 and 20.
  • the manufactured thermocouple thread 100 can measure the temperature based on the voltage (Vo) between the platers between one end of the first plater 10 and one end of the second plater located on the opposite side of the knot 30. have.
  • thermocouple thread having a knot according to another embodiment of the present invention.
  • 3A to 3C are exemplary views of a textile product using the thermocouple yarn of FIG. 1 or 2.
  • thermocouple thread having a knot may be used to measure a user's body temperature by being woven into a garment, wristband, chair cloth, or cloth used in a matrix cover. .
  • the thermocouple seal is a first plating yarn 10 plated with a first metallic material, a second plating yarn separated from or spaced from the first plating yarn 10 and plated with a second metallic material different from the first metallic material ( 20), and one end of the unit temperature sensor portion of the first and second plating yarns are combined in a knot shape, and a coating layer 40 of a third conductive material coated on the knot shape portion 30 is provided.
  • the first plating yarn 10 may include a portion 12 that is not partially inserted or coated in a structure in which the conductive yarn is inserted or arranged in a coating form.
  • the second plating yarn 20 may include a portion 22 that is partially inserted or uncoated in a structure in which conductive yarns are inserted or arranged in a coating form.
  • two temperature sensors or a plurality of unit temperature sensors can be easily formed on a single fabric or a single garment by using the first plating yarn 10 and the second plating yarn 20.
  • the first or second metallic material may include silver, copper, gold, aluminum, or a combination thereof.
  • the first and second metallic materials are each composed of one or two or more materials, and the main component metal material may be the same material.
  • the first metallic material may be a copper alloy containing less than 50% by weight of silver (Ag), and the second metallic material may be copper made of only copper.
  • the conductive coating layer 30 may be formed by curing the silver paste at a temperature of 120 degrees for 30 minutes to form a joint.
  • the material of the coating layer is made of silver, copper, gold, aluminum, or a combination thereof, or further includes nanoribbon, AlN, SiC, or a combination thereof, or carbon nano It may further include a tube, graphene, diamond, or a combination thereof.
  • a voltage sensor 50 for measuring voltage may be connected at one end of the thermistor-coupling yarn having a knot according to the present embodiment.
  • conductive yarns instead of a metal wire having a large foreign body, conductive yarns were used, and to secure the bonding, a knot 30 was formed of two conductive yarns, and then the coating layer 40 was formed of silver paste to finish.
  • the conventional fiber-type thermocouple has a problem in that the thermocouple is easily fragile and inferior in flexibility in the form of directly inserting a metal wire into a knitted fabric or textile base, but in this embodiment, yarn instead of a metal wire is used. ), That is, there is an advantage of using an embroidery machine as a method of inserting a conductive yarn into the fiber base. According to this configuration, the conductive yarn is directly embroidered on the textile base and then sewn to produce a finished product such as a smart garment and a smart mattress.
  • a textile product comprising a copper-plated thread forming a knot and a conductive coating layer disposed in a portion forming the knot.
  • the fabric may have a plain weave, a twill weave, a satin weave, or a combination thereof.
  • thermocouple thread Sample production of a textile product using a thermocouple thread according to this embodiment is as follows.
  • Three silver-plated yarns (Cy-15, Cy-20, and Cy-21) were paired with copper plating yarns, knotted at one end, and silver paste was applied to the knots, followed by curing in an oven at 120 ° C for 30 minutes. Ordered. The sample was placed in a 25 ° C temperature environment, the finger was placed on the knot, and the voltage was measured with a voltmeter. As the temperature of the human body passed about 32.5 ° C to the knot, voltage generation was confirmed due to a temperature difference of about 7.5 ° C from the surrounding environment.
  • Sample 1 Sample 2 Sample 3 Plater pair Cy-15 & Cu Cy-20 & Cu Cy-21 & Cu Voltage (mV) 22-26 35 to 50 22 ⁇ 24.3
  • the voltage value was measured as a voltage value in mV, and it can be said that it is applicable to a fiber-type temperature sensor because it generates a voltage similar to a commercially available thermocouple for body temperature measurement.
  • thermocouple thread having a knot which can sense the temperature by lowering the feeling of foreign body and solving a problem of low flexibility and applying it to a product that directly contacts the body.
  • it can be directly applied to all areas that require temperature sensing of textile bases such as smart clothing, smart wear, and smart furniture, and can be applied as a temperature sensor attached to clothing, bags, mattress covers, etc. just before sewing using an embroidery machine. It can provide a thermocouple thread with a knot.
  • thermocouple yarns of the present embodiment can use silver (Ag) plating and copper (Cu) plating, it is suitable for use as a thermocouple for flexible body temperature measurement, and is applied to various textile products based on this. It is possible.
  • the voltage generated by the temperature difference between the junction and the end is converted to convert the temperature of the junction, effectively securing sensor reliability and durability even when applied to textile products. There is an advantage to do.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Woven Fabrics (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)

Abstract

L'invention porte sur une chaîne de thermocouple comportant un nœud pratiquement et efficacement mis en œuvre à l'aide d'une corde conductrice. La chaîne de thermocouple comprend : une première chaîne plaquée, plaquée avec un premier matériau métallique ; une seconde chaîne plaquée séparée ou disposée de manière à être espacée de la première chaîne plaquée, et plaquée avec un deuxième matériau métallique qui est différent du premier matériau métallique ; et une couche de revêtement constituée d'un troisième matériau conducteur, dans laquelle une extrémité de chacune des parties de capteur unitaire des première et seconde chaînes plaquées, ou des parties médianes de celles-ci sont couplées sous forme de nœud, et qui est revêtue sur une partie de la forme de nœud.
PCT/KR2019/014797 2018-11-05 2019-11-04 Chaîne de thermocouple comportant un nœud WO2020096295A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2018-0134817 2018-11-05
KR1020180134817A KR102030940B1 (ko) 2018-11-05 2018-11-05 매듭을 가진 써모커플 실

Publications (1)

Publication Number Publication Date
WO2020096295A1 true WO2020096295A1 (fr) 2020-05-14

Family

ID=68206942

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2019/014797 WO2020096295A1 (fr) 2018-11-05 2019-11-04 Chaîne de thermocouple comportant un nœud

Country Status (2)

Country Link
KR (1) KR102030940B1 (fr)
WO (1) WO2020096295A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102030940B1 (ko) * 2018-11-05 2019-10-10 한국생산기술연구원 매듭을 가진 써모커플 실

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010008204A (ko) * 2000-11-15 2001-02-05 김선기 도전성 직물지 및 그의 제조방법
WO2007015333A1 (fr) * 2005-08-01 2007-02-08 Showa Glove Co. Fibre composite et gants resistants aux coupures fabriques en utilisant cette fibre
KR101607438B1 (ko) * 2015-09-01 2016-04-11 강릉원주대학교산학협력단 전천일사계용 t형 열전소자를 활용한 센서모듈
EP2534733B1 (fr) * 2010-02-09 2017-10-04 PSA Automobiles SA Dispositif de connexion à brin(s) auxiliaire(s) de couplage thermique, faisceau électrique et utilisation correspondants
KR20180102970A (ko) * 2017-03-08 2018-09-18 김동현 부하감지센서
KR102030940B1 (ko) * 2018-11-05 2019-10-10 한국생산기술연구원 매듭을 가진 써모커플 실

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010008204A (ko) * 2000-11-15 2001-02-05 김선기 도전성 직물지 및 그의 제조방법
WO2007015333A1 (fr) * 2005-08-01 2007-02-08 Showa Glove Co. Fibre composite et gants resistants aux coupures fabriques en utilisant cette fibre
EP2534733B1 (fr) * 2010-02-09 2017-10-04 PSA Automobiles SA Dispositif de connexion à brin(s) auxiliaire(s) de couplage thermique, faisceau électrique et utilisation correspondants
KR101607438B1 (ko) * 2015-09-01 2016-04-11 강릉원주대학교산학협력단 전천일사계용 t형 열전소자를 활용한 센서모듈
KR20180102970A (ko) * 2017-03-08 2018-09-18 김동현 부하감지센서
KR102030940B1 (ko) * 2018-11-05 2019-10-10 한국생산기술연구원 매듭을 가진 써모커플 실

Also Published As

Publication number Publication date
KR102030940B1 (ko) 2019-10-10

Similar Documents

Publication Publication Date Title
Singha et al. Recent advancements in wearable & smart textiles: An overview
Liu et al. Highly breathable and stretchable strain sensors with insensitive response to pressure and bending
Wu et al. Silk composite electronic textile sensor for high space precision 2D combo temperature–pressure sensing
Zhang et al. Textile‐only capacitive sensors for facile fabric integration without compromise of wearability
KR102593337B1 (ko) 센서들 및 전자장치를 가진 의류용 유연한 패브릭 리본 연결기들
Xie et al. High sensitivity knitted fabric strain sensors
CN105286106B (zh) 具有用于测量生理信号的传感器的穿戴服装
CN207703231U (zh) 柔性电容传感器
US11166644B2 (en) Module for detecting electrical signals from body skin
CN108139197A (zh) 用于在生物感测服装中监测呼吸的系统和方法
CN106456965A (zh) 一种用于采用干燥的编织电极得到可工作的ecg信号的装置和方法
Pragya et al. Designing and investigation of braided-cum-woven structure for wearable heating textile
EP3534419A1 (fr) Matériau de base piézoélectrique, capteur, actionneur, dispositif d'acquisition d'informations biologiques et structure de fibre piézoélectrique
WO2020096295A1 (fr) Chaîne de thermocouple comportant un nœud
Ankhili et al. How to connect conductive flexible textile tracks to skin electrocardiography electrodes and protect them against washing
TW567077B (en) Wearable electrode apparatus and manufacture thereof
US11891733B2 (en) System for an insulated temperature sensor incorporated in a base fabric layer
Kayacan et al. Heating behaviors of metallic textile structures
KR102108643B1 (ko) 써모커플 실을 이용한 섬유제품
Cork Conductive fibres for electronic textiles: an overview
Husain et al. Effect of strain and humidity on the performance of temperature sensing fabric
Schwarz-Pfeiffer et al. Smarten up garments through knitting
Dallmann et al. Development of spacer warp knitted thermoelectric generators
KR102548124B1 (ko) 전자섬유 온도센서 및 이를 이용하는 의류
KR102502547B1 (ko) 탄소나노튜브 시트를 이용한 신축성 온도 센서 및 그 제조방법

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 19882939

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 19882939

Country of ref document: EP

Kind code of ref document: A1