WO2012098751A1 - Thermomètre électronique et son procédé de production - Google Patents

Thermomètre électronique et son procédé de production Download PDF

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Publication number
WO2012098751A1
WO2012098751A1 PCT/JP2011/075807 JP2011075807W WO2012098751A1 WO 2012098751 A1 WO2012098751 A1 WO 2012098751A1 JP 2011075807 W JP2011075807 W JP 2011075807W WO 2012098751 A1 WO2012098751 A1 WO 2012098751A1
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WO
WIPO (PCT)
Prior art keywords
electronic thermometer
sheet
control board
thermistor
case body
Prior art date
Application number
PCT/JP2011/075807
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English (en)
Japanese (ja)
Inventor
勝美 森田
山内　隆伸
Original Assignee
オムロンヘルスケア株式会社
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 オムロンヘルスケア株式会社 filed Critical オムロンヘルスケア株式会社
Publication of WO2012098751A1 publication Critical patent/WO2012098751A1/fr

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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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K13/00—Thermometers specially adapted for specific purposes
    • G01K13/20—Clinical contact thermometers for use with humans or animals

Definitions

  • the present invention relates to an electronic thermometer and a manufacturing method thereof.
  • thermometer measures the body temperature of the person being measured while sandwiched between the armpit or the tongue.
  • Japanese Utility Model Publication No. 61-40636 Patent Document 1
  • Japanese Utility Model Application Publication No. 01-167635 Patent Document 2
  • Japanese Utility Model Application Publication No. 60-104738 Patent Document 3
  • Japanese Patent Application Laid-Open No. 10-048060 Patent Document 1.
  • Various types of thermometers are known as disclosed in Document 4) and Japanese Patent Application Laid-Open No. 2009-300310 (Patent Document 5).
  • Patent Document 1 discloses an electronic thermometer in which a probe portion is formed of a film-like member.
  • Patent Document 2 discloses a thermometer in which a tactile sensation portion is provided in a body constriction portion near a temperature detection portion.
  • Patent Document 3 discloses an electronic thermometer provided with a non-slip portion made of unevenness in the vicinity of a sensor portion of a main body case.
  • Patent Document 4 discloses an electronic thermometer in which the assembly direction of each component is one vertical direction with respect to the wide surface of the sub case, and the internal components are assembled as a sub case unit by automatic assembly. Is disclosed.
  • Patent Laid-Open No. 2009-300310 discloses that an opening provided in a housing for attaching a temperature sensor and internal components to the inside of the housing extends from the region where the temperature sensor is disposed along the longitudinal direction.
  • region of components is disclosed.
  • Japanese Utility Model Publication No. 61-040636 Japanese Utility Model Publication No. 01-167635 Japanese Utility Model Publication No. 60-104738 Japanese Patent Laid-Open No. 10-048060 JP 2009-300310 A
  • Patent Document 1 Japanese Utility Model Publication No. 61-040636
  • Patent Document 2 Japanese Utility Model Application Publication No. 01-167635
  • Patent Document 3 Japanese Utility Model Application Publication No. 60-104738
  • Patent Document 4 the assembly direction of components to the sub case is one direction, and the sub case is configured to be assembled by automation.
  • the insertion direction of the thermistor with respect to the main body case is a direction orthogonal to the assembly direction of the sub case.
  • the assembly direction of the electronic thermometer as a whole is not one direction.
  • Patent Document 5 there is room for further improvement in terms of reducing manufacturing costs.
  • the present invention has been made in view of the above circumstances, and an object thereof is to provide an electronic thermometer capable of further reducing manufacturing costs and a manufacturing method thereof.
  • An electronic thermometer is an electronic thermometer for measuring a body temperature of a measurer, the temperature sensor for measuring the body temperature, and a thermistor including a lead wire having one end connected to the temperature sensor, and A control board to which the other end of the lead wire is connected; a display unit connected to the control board for displaying the body temperature measured by the thermistor; a power supply unit for supplying power to the control board; the thermistor; A housing in which the control board, the display unit, and the power supply unit are disposed in a space formed therein, and the housing includes a bottom surface portion extending along a longitudinal direction of the electronic thermometer, and the bottom surface portion.
  • a sheet-like member having an annular wall portion standing up from a peripheral edge thereof, a case body having a flange portion provided at a tip end of the annular wall portion in the standing direction, and an outer peripheral portion joined to the flange portion , wherein the said sheet-like member by being joined to the flange portion of the case body, the thermistor, the control board, the display unit, and the space for disposing the power supply unit is formed.
  • unevenness is provided at the joint between the flange and the sheet-like member.
  • the temperature sensing part is disposed at one end of the electronic thermometer in the longitudinal direction, and the lead wire extends from the temperature sensing part toward the other end of the electronic thermometer, and the flange part and Of the joint between the sheet-like members, the unevenness is provided in a portion located around the temperature sensing part and the lead wire.
  • the manufacturing method of the electronic thermometer based on this invention is a manufacturing method of said electronic thermometer based on this invention, Comprising:
  • corrugation is, when the said sheet-like member is joined to the said flange part of the said case body, or It is formed after the sheet-like member is joined to the flange portion of the case body.
  • thermometer capable of further reducing the manufacturing cost and a manufacturing method thereof.
  • FIG. 3 is a cross-sectional view taken along the line III-III in FIG.
  • FIG. 3 is a diagram showing functional blocks of the electronic thermometer in the first embodiment.
  • FIG. 7 is a cross-sectional view showing an electronic thermometer in a modification of the first embodiment.
  • 6 is a perspective view showing an electronic thermometer according to Embodiment 2.
  • FIG. It is a perspective view which expands and shows the area
  • FIG. 10 is a perspective view showing an example of a method for manufacturing an electronic thermometer in Embodiment 2.
  • FIG. 1 is a perspective view showing a state in which the electronic thermometer 100 is disassembled.
  • FIG. 2 is a perspective view showing a state in which the electronic thermometer 100 is assembled.
  • 3 is a cross-sectional view taken along the line III-III in FIG.
  • FIG. 4 is a diagram showing functional blocks of the electronic thermometer 100.
  • the electronic thermometer 100 includes a thermistor 10, a control board 20, a display unit 30, a power supply unit 40, and a housing 50. As shown in FIG. 2, in a state where the electronic thermometer 100 is assembled, a probe portion 82 is formed on one end side (tip end side) of the electronic thermometer 100.
  • the thermistor 10 is a so-called radial lead type, and includes a temperature sensing part 11 for measuring the body temperature of the measurement subject and a lead wire 12 having one end connected to the temperature sensing part 11. The other end of the lead wire 12 is connected to the control board 20.
  • the control board 20 has, in a predetermined position, an operation unit (operation unit 21 in FIG. 4), a control unit (control unit 22 in FIG. 4), a memory unit (memory unit 23 in FIG. 4), and a notification unit (in FIG. 4).
  • the operation unit is disposed at a predetermined position on the front surface of the control board 20 (such as a side surface or a back surface of the control board 20) so that it can be pressed from the outside.
  • the display unit 30 is connected to the control board 20 by wiring 61.
  • the display unit 30 includes a display panel 31 such as an LCD (Liquid Crystal Display).
  • the display panel 31 displays the body temperature of the subject measured by the thermistor 10.
  • the power supply unit 40 includes a button battery 42 and an electrode terminal 41 arranged to face the button battery 42.
  • the electrode terminals 41 arranged to face each other are positioned with respect to each other by the resin 43.
  • the electrode terminal 41 is connected to the control board 20 by a wiring 62.
  • the button battery 42 is disposed between the electrode terminals 41 and supplies power to the control board 20 through the electrode terminals 41 and the wirings 62.
  • the thermistor 10 In the electronic thermometer 100, the thermistor 10, the control board 20, the display unit 30, and the power supply unit 40 are arranged in this order along the longitudinal direction of the electronic thermometer 100 (housing 50). This order may be changed as appropriate.
  • the housing 50 includes a sheet-like member 51 and a case body 52.
  • the sheet-like member 51 includes, for example, a base material layer made of paper or a polyethylene film, a sealant layer arranged on the lower surface side of the base material layer, and a PET layer (Polyethylene Terephthalate layer arranged on the upper surface side of the base material layer) ) And are stacked.
  • the thickness of the sheet-like member 51 is, for example, 0.1 mm to 0.3 mm.
  • a predetermined nameplate can be affixed or printed on the surface of the PET layer on the base material layer side.
  • the sheet-like member 51 can be manufactured by cutting or the like.
  • the sheet-like member 51 is configured to be substantially tapered so that the width gradually decreases toward the side where the thermistor 10 is disposed (probe portion 82 side).
  • the sheet-like member 51 is provided with an opening 51H for visually recognizing the display panel 31 from the outside.
  • a transparent protective member 56 made of resin or the like is disposed in the opening 51H.
  • the opening 51H and the transparent protective member 56 are unnecessary.
  • the opening 51H for visually recognizing the display panel 31 from the outside may be provided in the case body 52 described below. In this case, the display panel 31 of the display unit 30 is arranged toward the case body 52 side (arranged as shown on the opposite side of FIG. 1).
  • the case body 52 is formed into a container shape by vacuum molding or the like from a thermoplastic member such as PET, PVC (polyvinyl chloride), PE (polyethylene), or PP (polypropylene).
  • a thermoplastic member such as PET, PVC (polyvinyl chloride), PE (polyethylene), or PP (polypropylene).
  • the thickness of the case body 52 is, for example, 0.5 mm to 1.0 mm.
  • case body 52 includes bottom portions 52 ⁇ / b> S and 52 ⁇ / b> R extending along the longitudinal direction of electronic thermometer 100, an annular wall portion 52 ⁇ / b> U standing from the periphery of bottom portions 52 ⁇ / b> S and 52 ⁇ / b> R, and It has a flange portion 52K provided at the tip end in the standing direction of the annular wall portion 52U.
  • the flange portion 52K in the present embodiment extends from the tip of the annular wall portion 52U in the standing direction toward the outside of the case body 52, and has an annular shape as a whole.
  • the bottom surface portion 52S is located on one end side (front end side) of the electronic thermometer 100.
  • the bottom surface portion 52R is continuous with the bottom surface portion 52S and is located on the other end side (rear end side) of the electronic thermometer 100.
  • the bottom surface portion 52S is formed shallower than the bottom surface portion 52R so that the probe portion 82 (see FIG. 2) can be easily inserted toward the measurement subject's armpit or tongue, etc. ).
  • a long groove 52T is provided along the longitudinal direction of the electronic thermometer 100 at the approximate center of the bottom surface portion 52S. In the state where the electronic thermometer 100 is assembled, the thermistor 10 (the temperature sensing part 11 and the lead wire 12) is accommodated in the long groove 52T.
  • the long groove 52T may be provided as necessary.
  • the partition walls 52M and 52N are erected on the bottom surface portion 52R.
  • the control board 20 is disposed between the partition wall 52M and the rear end of the bottom surface portion 52S.
  • the display unit 30 is disposed between the partition wall 52M and the partition wall 52N, and the power supply unit 40 is disposed in a region surrounded by the partition wall 52N and the annular wall 52U. In the state where the electronic thermometer 100 is assembled, the positional deviation of the control board 20, the display unit 30, and the power supply unit 40 is suppressed.
  • the annular wall portion 52U and the flange portion 52K in the case body 52 can accommodate the thermistor 10, the control board 20, the display unit 30, and the power supply unit 40 in one direction (see arrows in FIG. 1) with respect to the case body 52.
  • the opening is formed toward the side where these are accommodated.
  • the thermistor 10, the control board 20, the display unit 30, and the power supply unit 40 are disposed in the case body 52.
  • the sheet-like member 51 is joined to the flange portion 52K of the case body 52.
  • a space 53 (see FIG. 3) in which the thermistor 10, the control board 20, the display unit 30, and the power supply unit 40 are sealed in a substantially airtight manner is formed.
  • the sheet-like member 51 and the flange portion 52K of the case body 52 are arranged to face each other.
  • ultrasonic waves are applied to the contact portion between the sheet-like member 51 and the flange portion 52K.
  • the sheet-like member 51 (such as a sealant layer) is temporarily dissolved by the applied ultrasonic waves.
  • the sheet-like member 51 is welded (crimped) to the flange portion 52K of the case body 52.
  • the electronic thermometer 100 includes a temperature sensing unit 11, an operation unit 21, a control unit 22, a memory unit 23, a notification unit 24, a display unit 30, and a power supply unit 40. Include as.
  • the operation unit 21, the control unit 22, the memory unit 23, and the notification unit 24 are provided on the control board 20.
  • the temperature sensing unit 11 detects the body temperature of the measurement subject by being sandwiched between measurement sites such as the armpit and the tongue.
  • the operation unit 21 includes, for example, a push button, accepts an operation by a person to be measured (or a user of the electronic thermometer 100), and inputs an external command to the control unit 22 or the power supply unit 40.
  • the control part 22 is comprised from CPU (Central Processing Unit), for example, and controls the whole electronic thermometer 100.
  • CPU Central Processing Unit
  • the memory unit 23 is composed of, for example, a ROM (Read-Only Memory) or a RAM (Random-Access Memory), and stores a program for causing the control unit 22 to execute a processing procedure for body temperature measurement, or a measurement result. Or remember.
  • the notification unit 24 is configured by a buzzer, for example, and notifies the measurement subject that the measurement has been completed or that the measurement subject's operation has been accepted. The alerting
  • reporting part 24 is good to be provided as needed.
  • the display unit 30 includes a display panel 31 (see FIG. 1) such as an LCD (Liquid Crystal Display) and displays measurement results and the like.
  • the power supply unit 40 includes, for example, a button battery 42 (see FIG. 1) and supplies power as a power source to the control unit 22.
  • the control unit 22 includes a processing circuit for performing body temperature measurement, and measures body temperature based on a program read from the memory unit 23. At that time, the control unit 22 calculates the body temperature as the measurement result by processing the temperature data input from the temperature sensing unit 11. The control unit 22 displays the calculated body temperature on the display unit 30, stores the calculated body temperature in the memory unit 23, or notifies the measurement subject that the measurement is completed using the notification unit 24. Next, the electronic thermometer 100 is controlled.
  • the housing 50 of the electronic thermometer 100 is simply composed of a sheet-like member 51 and a case body 52.
  • the sheet-like member 51 is an extremely thin member made of PET or the like. Since the sheet-like member 51 is thin and manufactured by cutting or the like, it can be prepared at low cost. Since the case body 52 is also an extremely thin member formed by vacuum molding or the like from PET or the like, it can be prepared at a low cost. According to the electronic thermometer 100, the manufacturing cost can be reduced as compared with a general so-called pencil-type electronic thermometer in which the entire casing is made of molded resin.
  • the electronic thermometer 100 Since the electronic thermometer 100 is manufactured at low cost, the electronic thermometer 100 is suitable for use as a so-called disposable type. If it is a disposable type, it is discarded every time the electronic thermometer 100 is used (or every predetermined number of times of use), for example, at a medical site. According to the electronic thermometer 100, it is possible to reduce the cost burden on the user side or the person to be measured that occurs at each disposal.
  • the annular wall portion 52U and the flange portion 52K of the case body 52 are arranged in one direction (the arrow in FIG. 1) with respect to the case body 52, the thermistor 10, the control board 20, the display section 30, and the power supply section 40.
  • An opening is formed toward the side where these are accommodated.
  • the thermistor 10, the control board 20, the display unit 30, and the power supply unit 40 can be easily assembled in one direction with respect to the opening. According to the electronic thermometer 100, it is possible to automate the assembling work and further reduce the manufacturing cost.
  • the flange portion 52K in the first embodiment described above extends from the tip of the annular wall portion 52U in the standing direction toward the outside of the case body 52.
  • the flange portion 52 ⁇ / b> K may extend from the front end of the annular wall portion 52 ⁇ / b> U toward the inside of the case body 52. Also with this configuration, the same operations and effects as those of the first embodiment can be obtained.
  • FIG. 6 is a perspective view showing electronic thermometer 101 in the present embodiment.
  • FIG. 7 is an enlarged perspective view showing a region surrounded by a line VII in FIG.
  • unevenness 59 may be provided at the joint between the flange portion 52 ⁇ / b> K and the sheet-like member 51.
  • unevenness 59 is provided over the entire circumference of the joint between the flange portion 52K and the sheet-like member 51.
  • the unevenness 59 is not limited to the unevenness 59 having a wave shape with a smooth surface as shown in FIG.
  • the unevenness 59 here includes the unevenness 59 having a triangular wave shape with an angular surface as shown in FIG. 8, the unevenness 59 having an angular surface with an angular surface as shown in FIG. 9, and a combination thereof. .
  • the unevenness 59 may be provided at a part of the joint between the flange portion 52 ⁇ / b> K and the sheet-like member 51.
  • the projections and depressions 59 are formed only on the portion where the probe portion 82 (the portion located around the temperature sensing portion 11 and the lead wire 12) is formed in the joint portion between the flange portion 52K and the sheet-like member 51. Is provided.
  • the unevenness 59 is formed only on the side where the display panel 31 is disposed (the rear end side of the housing 50) in the joint between the flange portion 52 ⁇ / b> K and the sheet-like member 51. It may be provided.
  • the side on which the display panel 31 is disposed is a portion that is generally gripped by a person to be measured.
  • the person to be measured can make the probe portion 82 suitable for the portion to be measured. It becomes possible to grasp sensuously whether or not it is sandwiched between.
  • the sheet-like member 51 and the case body 52 are made of extremely thin and flexible members, the presence of the unevenness 59 allows the measurement subject to place the probe portion 82 at an appropriate position. As a result, the person to be measured can accurately and accurately measure the body temperature.
  • the electronic thermometers 101 and 102 are suitable when used while being sandwiched between armpits.
  • the unevenness 59 is provided on the side where the display panel 31 is disposed (portion held by the person to be measured).
  • the unevenness 59 exhibits an anti-slip effect.
  • the touch feeling or the touch feeling to the user is improved.
  • the electronic thermometers 101 and 103 are easy to be held by a person to be measured and are not dropped.
  • the unevenness 59 may be formed when the flange portion 52K and the sheet-like member 51 are ultrasonically welded.
  • the unevenness 59 is formed by pressure-bonding the flange portion 52K and the sheet-like member 51 using a mold corresponding to the shape of the unevenness 59.
  • the unevenness 59 may be formed in the sheet-like member 51 in advance.
  • the unevenness 58 corresponding to the unevenness 59 is formed in the flange portion 52K of the case body 52.
  • the flange portion 52K and the sheet-like member 51 are joined by the irregularities 58 and 59, the flange portion 52K and the sheet-like member 51 can be easily positioned.
  • the electronic thermometers 102 see FIG. 10) and 103 (see FIG. 11).

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)

Abstract

La présente invention concerne un thermomètre électronique (100) comprenant : une thermistance (10) ; un substrat de contrôle (20) ; une unité d'affichage (30) ; une unité de source d'énergie (40) ; et un logement (50) contenant un espace interne dans lequel la thermistance (10), le substrat de contrôle (20), l'unité d'affichage (30) et l'unité de source d'énergie (40) sont disposés. Le logement (50) comprend : un corps de boîtier (52) comprenant une face inférieure (52R) se prolongeant dans la direction longitudinale du thermomètre électronique (100), une paroi annulaire (52U) s'élevant à partir du bord de la face inférieure (52R) et un rebord (52K) situé à l'extrémité de la paroi annulaire (52U) ; et un élément de plaque (51) dont la périphérie externe est reliée au rebord (52K). L'élément de plaque (51) est relié au rebord (52K) du corps de boîtier (52) pour former l'espace dans lequel la thermistance (10), le substrat de contrôle (20), l'unité d'affichage (30) et l'unité de source d'énergie (40) sont disposés.
PCT/JP2011/075807 2011-01-20 2011-11-09 Thermomètre électronique et son procédé de production WO2012098751A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011-009754 2011-01-20
JP2011009754A JP2012150042A (ja) 2011-01-20 2011-01-20 電子体温計およびその製造方法

Publications (1)

Publication Number Publication Date
WO2012098751A1 true WO2012098751A1 (fr) 2012-07-26

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61296224A (ja) * 1985-06-24 1986-12-27 Matsushita Electric Works Ltd 電子体温計
JPH1048060A (ja) * 1996-08-07 1998-02-20 Toshiba Glass Co Ltd 電子体温計
JP2009300310A (ja) * 2008-06-16 2009-12-24 Omron Healthcare Co Ltd 電子体温計
JP3167317U (ja) * 2011-02-03 2011-04-14 オムロンヘルスケア株式会社 機器収容容器および電子体温計

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61296224A (ja) * 1985-06-24 1986-12-27 Matsushita Electric Works Ltd 電子体温計
JPH1048060A (ja) * 1996-08-07 1998-02-20 Toshiba Glass Co Ltd 電子体温計
JP2009300310A (ja) * 2008-06-16 2009-12-24 Omron Healthcare Co Ltd 電子体温計
JP3167317U (ja) * 2011-02-03 2011-04-14 オムロンヘルスケア株式会社 機器収容容器および電子体温計

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