KR100934208B1 - Temperature sensor jointing structure and method - Google Patents

Temperature sensor jointing structure and method Download PDF

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Publication number
KR100934208B1
KR100934208B1 KR1020090052991A KR20090052991A KR100934208B1 KR 100934208 B1 KR100934208 B1 KR 100934208B1 KR 1020090052991 A KR1020090052991 A KR 1020090052991A KR 20090052991 A KR20090052991 A KR 20090052991A KR 100934208 B1 KR100934208 B1 KR 100934208B1
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South Korea
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temperature sensor
wire
fixed
pcb substrate
protective tube
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KR1020090052991A
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Korean (ko)
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성수경
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(주) 해리아나
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/08—Protective devices, e.g. casings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)

Abstract

PURPOSE: A temperature sensor coupling structure and a coupling method are provided to prevent damage to a temperature sensor and maintain insulating property by protecting a PCB substrate, coupled with a temperature sensor, with a protecting duct. CONSTITUTION: A temperature sensor coupling structure comprises a PCB substrate(10) and a protection part(20). A wire(11) is fixed on one side end(111) of the PCB substrate by brazing. A temperature sensor(12) which is apart from the wire and is fixed by brazing is electrically connected to the PCB substrate. The protection part comprises an insulating tape(21). The insulating tape surrounds the PCB substrate. The protection part comprises a protecting duct(22).

Description

온도센서 체결구조 및 체결방법 { Temperature sensor jointing structure and method }Temperature sensor jointing structure and method}

본 발명은 온도센서 체결구조 및 체결방법에 관한 것으로, 보다 상세하게는 PCB기판에 각각 납땜에 의해 고정된 전선과 온도센서에 의해 절연불량을 방지하고 온도센서의 파손을 최소화하며 일정지점의 온도를 측정할 수 있는 온도센서 체결구조 및 체결방법에 관한 것이다.The present invention relates to a temperature sensor fastening structure and a fastening method, and more particularly, to prevent insulation defects by minimizing the breakdown of the temperature sensor and the temperature of a certain point by a wire and a temperature sensor fixed by soldering to a PCB substrate, respectively. The present invention relates to a temperature sensor fastening structure and a fastening method that can be measured.

일반적으로 온도센서는 온도에 따라 물질의 밀도, 저항, 기전력 등의 변화를 이용하여 온도를 감지하는 센서로서 밥솥, 냉장고, 에어컨, 컴퓨터 등 여러 산업분야와 제품에서 다양하게 사용되고 있다. 이러한 온도센서는 도 1에 도시된 참고도와 같이 일정길이로 형성된 전선(100)과, 상기 전선(100)의 일측단에 납땜에 의해 결합되는 온도센서(200)와, 상기 전선(100)의 일부와 온도센서(200)의 외주연을 고무재질의 수축튜브(300)로 감싼 구조로 이루어지며, 상기 수축튜브(300)에 의해 절연성을 개선 후 사용되는 것이 일반적이다.In general, the temperature sensor is a sensor that senses the temperature by changing the density, resistance, electromotive force, etc. of the material according to the temperature, and is used in various industrial fields and products such as rice cookers, refrigerators, air conditioners, and computers. The temperature sensor is a wire 100 formed in a predetermined length as shown in Figure 1, the temperature sensor 200 coupled by soldering to one end of the wire 100, and part of the wire 100 And the outer periphery of the temperature sensor 200 is made of a structure wrapped in a rubber shrink tube 300, it is generally used after improving the insulation by the shrink tube (300).

그러나, 상기와 같은 종래기술은 반복적인 가열이나 진동에 의해 수축튜브의 파괴 및 변형이 일어나기 쉽고, 이에 따라 절연불량 및 전선과 온도센서가 분리되 어 작동되지 않는 문제점이 있었다. 또한, 외부에서 가해지는 충격에 의해 온도센서가 파손되어 제 기능을 하지 못하는 문제점이 있었다.However, the prior art as described above tends to cause breakage and deformation of the shrinkage tube by repeated heating or vibration, and thus there is a problem that the insulation failure and the wire and the temperature sensor are separated and not operated. In addition, the temperature sensor is damaged by the impact applied from the outside, there was a problem that can not function.

전술한 바와 같은 문제점을 해결하기 위하여, 본 발명에서는 전선과 온도센서의 결합력과 절연성이 향상되도록 전선과 온도센서가 각각 PCB기판 상에 납땜에 의해 고정 후 전기적으로 연결된 온도센서 체결구조 및 체결방법을 제공하는데 목적이 있다. 또한, 외부 충격으로부터 온도센서가 보호되도록 절연구리스가 충진된 보호관에 의해 PCB기판과 온도센서가 감싸진 온도센서 체결구조 및 체결방법을 제공하는데 목적이 있다.In order to solve the problems as described above, the present invention provides a temperature sensor fastening structure and a fastening method electrically connected after the wires and the temperature sensor is fixed by soldering on the PCB substrate so that the coupling force and insulation of the wire and the temperature sensor are improved. The purpose is to provide. In addition, an object of the present invention is to provide a temperature sensor fastening structure and a fastening method in which a PCB and a temperature sensor are wrapped by a protective tube filled with an insulating grease to protect the temperature sensor from external shock.

본 발명의 온도센서 체결구조는 일측단에 납땜에 의해 고정된 전선과, 상기 전선에서 소정길이 떨어져 납땜에 의해 고정된 온도센서가 전기적으로 연결된 PCB기판과; 상기 PCB기판을 한바퀴 감싸며 밀착되는 절연테이프와, 상기 PCB기판이 내측으로 삽입되며 그 내측 공간에 절연구리스 충진 후 전선 외주연에 끝단이 압착되어 고정된 보호관이 형성된 보호부가 형성된 구조로 이루어진다. The temperature sensor fastening structure of the present invention includes a PCB substrate electrically connected to a wire fixed by soldering at one end and a temperature sensor fixed by soldering away from the wire by a predetermined length; Insulating tape is wrapped around the PCB board and is in close contact with each other, and the PCB board is inserted into the inner portion and the protection portion is formed with a protective tube formed by fixing the end of the wire circumference after the insulation copper filling in the inner space is fixed.

또한, 상기 보호관은 스테인레스-스틸(Stainless-steel) 재질로 일측단이 밀폐된 포켓형으로 형성된다.In addition, the protective tube is formed of a stainless-steel (Stainless-steel) material is formed in a pocket-type closed one end.

그리고, 본 발명의 온도센서 체결방법은 소정길이로 절단된 전선의 일측단이 온도센서가 납땜에 의해 고정된 PCB기판 일측단에 납땜에 의해 고정되는 고정단계 와; 상기 전선과 온도센서가 고정된 PCB기판을 절연테이프로 감싸는 1차절연단계와; 상기 절연테이프에 감싸진 PCB기판에 일측단이 밀폐된 보호관이 전선의 일측 외주연까지 삽입되는 보호관 삽입단계와; 상기 보호관 내측에 절연구리스가 충진되는 2차절연단계와; 상기 절연구리스 충진 후 개방된 보호관의 타측을 유압 압착기에 의해 전선 외주연에 압착시키는 압착단계로 형성된다.In addition, the method of fastening the temperature sensor of the present invention includes a step of fixing one side end of the wire cut to a predetermined length by soldering on one side end of the PCB substrate to which the temperature sensor is fixed by soldering; A primary insulation step of wrapping the PCB board on which the wire and the temperature sensor are fixed with an insulation tape; A protective tube inserting step of inserting a protective tube whose one end is sealed to the PCB board wrapped in the insulating tape to one outer periphery of the electric wire; A secondary insulating step of filling an insulating grease inside the protective tube; After the insulation grease is filled, the other side of the open protective tube is formed by a crimping step of crimping the outer circumference of the wire by a hydraulic crimping machine.

상기한 바와 같이, 본 발명에 의한 온도센서 체결구조 및 체결방법은 전선과 온도센서가 PCB기판상에 각각 납땜에 의해 고정 됨으로써 외부 환경에 따라 변형되어 단선될 염려가 없으며, 절연성이 향상되는 효과가 있다.As described above, the temperature sensor fastening structure and the fastening method according to the present invention are fixed by soldering the wire and the temperature sensor on the PCB, respectively, so that there is no fear of disconnection and disconnection according to the external environment, and the effect of improving insulation have.

또한, 온도센서가 결합된 PCB기판을 절연구리스가 충진된 보호관으로 감싸 보호함으로써, 절연성을 유지하며 온도센서의 파손을 방지할 수 있는 또 다른 효과가 있다.In addition, by protecting the PCB substrate coupled to the temperature sensor is wrapped with a protective tube filled with insulating grease, there is another effect that can maintain the insulation and prevent damage to the temperature sensor.

이하 본 발명에 의한 온도센서 체결구조 및 체결방법의 구성 및 작동에 따른 바람직한 실시예를 첨부도면과 함께 상세하게 설명한다.Hereinafter, a preferred embodiment according to the configuration and operation of the temperature sensor fastening structure and the fastening method according to the present invention will be described in detail with the accompanying drawings.

도 2는 본 발명에 따른 온도센서 체결구조 평단면도이고, 도 3은 본 발명에 따른 온도센서 체결구조 측단면도, 도 4는 본 발명에 따른 온도센서 체결방법 공정도이다.Figure 2 is a planar cross-sectional view of the temperature sensor fastening structure according to the present invention, Figure 3 is a side cross-sectional view of the temperature sensor fastening structure according to the present invention, Figure 4 is a process diagram of the temperature sensor fastening method according to the present invention.

본 발명의 온도센서 체결구조는 소정길이로 형성된 전선(11)과 온도측정에 사용되는 온도센서(12)가 전기적으로 연결된 PCB기판(10)과, 상기 전선(11)의 일부 와 함께 PCB기판(10)의 외주연을 감싸며 고정된 보호부(20)가 형성된 구조로 이루어진다.The temperature sensor fastening structure of the present invention includes a PCB substrate 10 having a predetermined length, and a PCB substrate 10 electrically connected to a temperature sensor 12 used for temperature measurement, and a part of the wire 11 with a PCB substrate ( Wrapping the outer periphery of 10) is made of a structure in which the fixed protection portion 20 is formed.

도 2와 도 3에 도시된 바와 같이, PCB기판(10)은 직선형태로 이루어지며 일측단(111)에는 납땜에 의해 전선(11)의 일측이 고정되며, 상기 전선(11)에서 소정길이 떨어져 온도센서(12)가 납땜에 의해 고정된다.As shown in Fig. 2 and 3, the PCB substrate 10 is made in a straight form and one side end 111 is fixed to one side of the wire 11 by soldering, a predetermined length away from the wire 11 The temperature sensor 12 is fixed by soldering.

상기 온도센서(12)가 납땜에 의해 안정적으로 PCB기판(10)에 고정되며, 전선(11)과 전기적으로 연결되어 작동됨으로써 전선(11)과 온도센서(12)의 직접적인 연결에 비해 절연성이 향상되고, 외부에서 가해지는 하중에 의해 전선(11)과 온도센서(12) 사이의 단선률이 감소되는 것이다.The temperature sensor 12 is stably fixed to the PCB substrate 10 by soldering, and is electrically connected and operated with the wire 11 to improve insulation compared to the direct connection between the wire 11 and the temperature sensor 12. In addition, the disconnection rate between the wire 11 and the temperature sensor 12 is reduced by the load applied from the outside.

또한, 상기 보호부(20)는 전선(11)과 온도센서(12)가 PCB기판(10)에 결합된 후 PCB기판(10)과 전선(11) 끝단 일부를 감싸는 PVC소재의 절연테이프(21)와, 상기 PCB기판(10)이 삽입되도록 원통형으로 이루어지며 일측이 밀폐된 보호관(22)이 형성된다.In addition, the protection unit 20 is a wire 11 and the temperature sensor 12 is coupled to the PCB board 10, the insulation tape 21 of PVC material surrounding the PCB board 10 and a part of the end of the wire 11 And, the PCB substrate 10 is made of a cylindrical shape so that one side is sealed tube 22 is formed.

특히, 상기 보호관(22)은 스테인레스 스틸(Stainless-Steel) 소재로 형성되며 일측단이 밀폐된 포켓형으로 개방된 타측단을 통해 절연구리스(221)를 충진 후 전선(11) 끝단 외주연에 소정길이 위치된 타측단을 유압압착기(도면 미도시)에 의해 압착시켜 그 내부의 기밀이 유지되도록 하는 것이다. 이와 같이 내부가 밀폐된 구조로 형성되어 절연성이 향상되고, 온도센서(12)가 외부충격에 의해 파손되는 것이 방지되는 것이다.In particular, the protective tube 22 is formed of stainless steel (Stainless-Steel) material and is filled in a predetermined length on the outer periphery of the end of the wire 11 after filling the insulating grease 221 through the other end open in a closed pocket type The other end position is pressed by a hydraulic press (not shown) to maintain the airtight therein. In this way, the inside is formed in a sealed structure to improve insulation and prevent the temperature sensor 12 from being damaged by an external shock.

그러면, 상기와 같이 구성된 본 발명에 따른 파이프 가공방법을 도 3의 공정 도를 참고하여 살펴보기로 한다. Then, the pipe processing method according to the present invention configured as described above will be described with reference to the process diagram of FIG.

본 발명의 온도센서 체결방법은 소정길이로 절단된 전선(11)이 PCB기판(10) 일측단에 납땜에 의해 고정되며, 상기 전선(11)에서 소정길이 떨어져 온도센서(12)가 고정된다(S10).In the method for fastening the temperature sensor of the present invention, the wire 11 cut to a predetermined length is fixed to one end of the PCB substrate 10 by soldering, and the temperature sensor 12 is fixed away from the wire 11 by a predetermined length ( S10).

상기 전선(11)과 온도센서(12)가 각각 고정된 PCB기판(10)을 PVC소재의 절연테이프(21)를 이용하여 전선(11) 일부와 함께 PCB기판(10)을 전체적으로 감싸는 1차절연단계(S20)를 거치게 된다. 상기 절연테이프(21)가 권취된 PCB기판(10)은 원통형으로 형성되며 일측단이 밀폐된 보호관(22)이 전선(11)의 일측단 외주연 소정위치까지 삽입된다(S30). 또한, 상기 보호관(22) 내측에는 절연을 위해 절연구리스(221)가 충진되는 2차절연단계(S40)를 거친 후, 전선(11) 외주연에 위치된 보호관(22)의 개방된 타측단을 유압압착기에 삽입하여 압착시킴으로써 전선(11)이 보호관(22)에 압착되도록 하는 것이다.Primary insulation for enclosing the PCB substrate 10 together with a portion of the wire 11 using the insulating tape 21 of PVC material on the PCB substrate 10 to which the wire 11 and the temperature sensor 12 are fixed, respectively. In step S20. The PCB 10 on which the insulating tape 21 is wound is formed in a cylindrical shape and a protective tube 22 having one end closed is inserted to a predetermined position at an outer circumference of one end of the wire 11 (S30). In addition, after passing through the secondary insulation step (S40) in which the insulating grease 221 is filled in order to insulate the inside of the protective tube 22, the other end of the protective tube 22 located at the outer periphery of the wire 11 is opened. The electric wire 11 is compressed to the protective tube 22 by being inserted into the hydraulic crimp and crimped.

상기한 바와 같이, 본 발명에 의한 온도센서 체결구조 및 체결방법은 전선과 온도센서가 PCB기판상에 각각 납땜에 의해 결합 됨으로써 외부 환경에 따라 변형되어 단선될 염려가 없으며, 온도센서가 결합된 PCB기판을 절연구리스가 충진된 보호관으로 감싸 보호함으로써, 절연성을 유지하며 온도센서의 파손을 방지할 수 있는 또 다른 효과가 있다.As described above, in the temperature sensor fastening structure and the fastening method according to the present invention, the wires and the temperature sensor are coupled to each other by soldering on the PCB, so that there is no fear of the wires being deformed and disconnected according to the external environment. By wrapping and protecting the substrate with a protective tube filled with insulating grease, there is another effect of maintaining insulation and preventing breakage of the temperature sensor.

본 발명은 상기한 특징의 바람직한 실시예에 한정되지 아니하며, 청구범위에서 청구하는 본 발명의 요지를 벗어남이 없이 당해 발명이 속하는 기술분야에서 통상의 지식을 가진 자라면 누구든지 다양한 변형실시가 가능한 것은 물론, 그와 같 은 변경은 청구범위 기재의 범위 내에 있게 된다.The present invention is not limited to the preferred embodiments of the above features, and those skilled in the art to which the present invention pertains various modifications without departing from the gist of the present invention as claimed in the claims. Of course, such changes are intended to fall within the scope of the claims.

도 1은 종래기술에 따른 온도센서 체결구조 사시도1 is a perspective view of a temperature sensor fastening structure according to the prior art

도 2는 본 발명에 따른 온도센서 체결구조 평단면도Figure 2 is a plan cross-sectional view of the temperature sensor fastening structure according to the present invention

도 3은 본 발명에 따른 온도센서 체결구조 측단면도Figure 3 is a side cross-sectional view of the temperature sensor fastening structure according to the present invention

도 4는 본 발명에 따른 온도센서 체결방법 공정도Figure 4 is a process diagram of the temperature sensor fastening method according to the present invention

<도면의 주요 부분에 대한 부호 설명><Description of the symbols for the main parts of the drawings>

10 : PCB기판 11 : 전선10: PCB substrate 11: wire

12 : 온도센서 20 : 보호부12: temperature sensor 20: protection unit

21 : 절연테이프 22 : 보호관21: insulating tape 22: protective tube

221 : 절연구리스 221: insulation grease

Claims (3)

일측단(111)에 납땜에 의해 고정된 전선(11)과, 상기 전선(11)에서 소정길이 떨어져 납땜에 의해 고정된 온도센서(12)가 전기적으로 연결된 PCB기판(10)과;A PCB substrate 10 electrically connected to a wire 11 fixed by soldering to one side end 111 and a temperature sensor 12 fixed by soldering by a predetermined length away from the wire 11; 상기 PCB기판(10)을 한바퀴 감싸며 밀착되는 절연테이프(21)와, 상기 PCB기판(10)이 내측으로 삽입되며 그 내측 공간에 절연구리스(221) 충진 후 전선(11) 외주연에 끝단이 압착되어 고정된 보호관(22)이 형성된 보호부(20)가 형성된 것을 특징으로 하는 온도센서 체결구조. Insulating tape 21 which wraps around the PCB board 10 and adheres tightly, and the PCB board 10 is inserted into the inside and the end is pressed on the outer periphery of the wire 11 after filling the insulating grease 221 in the inner space thereof. Temperature sensor fastening structure, characterized in that the protective part 20 is formed is a fixed protection tube 22 is formed. 제 1항에 있어서,The method of claim 1, 상기 보호관(22)은 스테인레스-스틸(Stainless-steel) 재질로 일측단이 밀폐된 포켓형으로 형성된 것을 특징으로 하는 온도센서 체결구조.The protective tube 22 is a temperature sensor fastening structure, characterized in that formed in a pocket-type one end is sealed in stainless-steel (Stainless-steel) material. 소정길이로 절단된 전선(11)의 일측단이 온도센서(12)가 납땜에 의해 고정된 PCB기판(10) 일측단에 납땜에 의해 고정되는 고정단계(S10)와;A fixing step S10 of which one end of the wire 11 cut to a predetermined length is fixed by soldering to one end of the PCB substrate 10 to which the temperature sensor 12 is fixed by soldering; 상기 전선(11)과 온도센서(12)가 고정된 PCB기판(10)을 절연테이프(21)로 감싸는 1차절연단계(S20)와;A primary insulating step (S20) of wrapping the PCB 10 fixed to the wire 11 and the temperature sensor 12 with an insulating tape 21; 상기 절연테이프(21)에 감싸진 PCB기판(10)에 일측단이 밀폐된 보호관(22)이 전선(11)의 일측 외주연까지 삽입되는 보호관(22) 삽입단계(S30)와;A protective tube (22) inserting step (S30) in which a protective tube 22 whose one end is sealed on the PCB substrate 10 wrapped in the insulating tape 21 is inserted to one side outer periphery of the wire 11; 상기 보호관(22) 내측에 절연구리스(221)가 충진되는 2차절연단계(S40)와;Secondary insulation step (S40) is filled with the insulating grease (221) inside the protective tube (22); 상기 절연구리스(221) 충진 후 개방된 보호관(22)의 타측을 유압 압착기에 의해 전선(11) 외주연에 압착시키는 압착단계(S50)로 형성된 온도센서 체결방법.Method of fastening the temperature sensor formed by the pressing step (S50) of pressing the other side of the protective tube (22) opened after filling the insulating grease (221) to the outer periphery of the wire (11) by a hydraulic press.
KR1020090052991A 2009-06-15 2009-06-15 Temperature sensor jointing structure and method KR100934208B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101035090B1 (en) 2011-02-10 2011-05-19 주식회사 인포월드 Multy temperature measuring apparatus of underground water

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06300644A (en) * 1993-04-16 1994-10-28 Ishizuka Denshi Kk Temperature sensor
JP2007071856A (en) * 2005-09-02 2007-03-22 Fuji Seiko Kk Temperature sensor for automobile
KR20090008352A (en) * 2006-04-26 2009-01-21 와틀로 일렉트릭 매뉴팩츄어링 컴파니 Ceramic heater and method of securing a thermocouple thereto

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06300644A (en) * 1993-04-16 1994-10-28 Ishizuka Denshi Kk Temperature sensor
JP2007071856A (en) * 2005-09-02 2007-03-22 Fuji Seiko Kk Temperature sensor for automobile
KR20090008352A (en) * 2006-04-26 2009-01-21 와틀로 일렉트릭 매뉴팩츄어링 컴파니 Ceramic heater and method of securing a thermocouple thereto

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101035090B1 (en) 2011-02-10 2011-05-19 주식회사 인포월드 Multy temperature measuring apparatus of underground water

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