WO2012070352A1 - 感温部キャップおよび電子体温計 - Google Patents
感温部キャップおよび電子体温計 Download PDFInfo
- Publication number
- WO2012070352A1 WO2012070352A1 PCT/JP2011/074774 JP2011074774W WO2012070352A1 WO 2012070352 A1 WO2012070352 A1 WO 2012070352A1 JP 2011074774 W JP2011074774 W JP 2011074774W WO 2012070352 A1 WO2012070352 A1 WO 2012070352A1
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- WIPO (PCT)
- Prior art keywords
- temperature sensing
- sensing part
- cap
- housing
- temperature
- Prior art date
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- 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
-
- 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
- G01K13/25—Protective devices therefor, e.g. sleeves preventing contamination
-
- 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 the structure of a temperature sensing part cap and an electronic thermometer.
- a hollow main body housing having an opening at the tip, and the lead wire leads the inside of the main body housing through the opening.
- a temperature sensing part drawn out and a temperature sensing part cap that accommodates the temperature sensing part and closes the opening.
- the temperature sensing part is fixed to the accommodating part in the temperature sensing part cap, but the fixing variation of the temperature sensing part greatly affects the performance of the electronic thermometer. A method of fixing the temperature sensing part to the temperature sensing part cap will be described with reference to FIGS. 19 to 22.
- FIG. 19 is an overall perspective view showing a structure of a temperature sensing portion cap 200
- FIG. 20 is a longitudinal sectional view of the temperature sensing portion cap 200.
- the temperature sensing part cap 200 is made of a metal material such as stainless steel and has a U-shaped cross section.
- the diameter ( ⁇ D) is about 3 mm to 5 mm
- the length (L) is about 7 mm to 11 mm.
- the size (volume) of a temperature sensing portion 73 described later is as small as about 1 mm 3
- the thickness of one lead wire 72 is as thin as about 0.1 mm.
- the temperature sensing part cap As a method of fixing the temperature sensing part to the temperature sensing part cap, (a) the temperature sensing part cap is filled with an adhesive, the temperature sensing part is secured to the temperature sensing part cap, and the temperature sensing part cap is attached to the main body housing. (B) Attach a small amount of adhesive to the tip of the temperature sensing part to fix the temperature sensing part to the temperature sensing part cap, and apply another adhesive to the body housing. There is a method of fixing the hot part cap to the main body housing.
- FIG. 21 is a cross section showing the case of (a) above, where the inside of the temperature sensing part cap 200 is filled with the adhesive 50, and the lead wire 72 is connected to the bottom part (tip part) of the temperature sensing part cap 200.
- the temperature sensing unit 73 is fixed.
- FIG. 22 is a cross-section showing the case of (b) above, and a small amount of adhesive is attached to the tip of the temperature sensing part 73 inside the temperature sensing part cap 200, so that the bottom (tip of the temperature sensing part cap 200).
- the temperature sensing part 73 to which the lead wire 72 is connected is fixed to the part.
- the method shown in (a) the presence of the adhesive 50, and a temperature sensing portion cap 200 and the temperature sensing portion 73 are thermally coupled. However, heat is diffused from the adhesive 50 layer inside the temperature sensing portion cap 200, and heat transfer to the temperature sensing portion 73 is delayed.
- the temperature sensing part cap 200 since an air layer is provided in the temperature sensing part cap 200, heat is quickly transferred from the temperature sensing part cap 200 to the temperature sensing part 73 without diffusion. Further, the temperature sensing part 73 may be inserted until it contacts the bottom (tip) of the temperature sensing part cap 200, and the positioning of the temperature sensing part 73 with respect to the temperature sensing part cap 200 is relatively good. However, depending on how attached adhesive 50, if thermal bonding state between the temperature sensing portion cap 200 and the temperature sensitive portion 73 is incomplete it can occur.
- the thermal bondability between the temperature-sensitive part cap 200 and the temperature-sensitive part 73 is improved, but thermal diffusion occurs and heat is transferred to the temperature-sensitive part 73. Becomes slower.
- the filling amount of the adhesive is small, the heat transfer to the temperature sensing unit 73 is accelerated, but the thermal connectivity between the temperature sensing unit cap 200 and the temperature sensing unit 73 is reduced, and the electronic thermometer. This causes product variations (instrumental differences) among individuals.
- the object of the present invention is to secure thermal bondability between the temperature-sensitive part cap and the temperature-sensitive part by filling the adhesive, to suppress variation in the fixed position of the temperature-sensitive part, and to suppress thermal diffusion.
- An object of the present invention is to provide a temperature-sensing part cap and an electronic thermometer having a structure.
- the temperature sensing part cap based on this invention, it is a temperature sensing part cap used for an electronic thermometer,
- the said electronic thermometer is a hollow main body housing which has an opening part in the front-end
- a temperature sensing part that is drawn out of the body housing through the opening; and the temperature sensing part cap that houses the temperature sensing part and closes the opening.
- the temperature sensing part cap is provided on the body housing.
- the inside of the housing portion is divided into two or more temperature sensing portion support regions by the indentation region, and the temperature sensing portion is accommodated in one of the divided temperature sensing portion support regions. ing.
- region has a linear recessed groove
- the said accommodating part is two or more said temperature sensing parts by the said recessed groove. It is divided into support areas.
- the said recessed area has a cylindrical recessed groove which goes to the said trunk
- the temperature-sensing portion support area is divided into a ring shape.
- the depression area defines a temperature sensing part support area that narrows toward the tip end side in the internal space of the housing part, and the temperature sensing part is provided at the tip of the temperature sensing part support area. Department is housed.
- region has a 2nd inclination angle larger than a 1st inclination angle which is located in the said trunk
- the temperature sensing part is housed at the tip of the temperature sensing part support area having a second slope and partitioned by the second slope.
- region has an inclined surface which has a predetermined inclination angle
- the said temperature sensing part is accommodated in the front-end
- thermometer In the electronic thermometer according to the present invention, a hollow main body housing having an opening at the tip, a temperature sensing part drawn out from the inside of the main body housing through the opening by the lead wire to the outside of the main body housing, and the above-mentioned feeling
- An electronic thermometer including a temperature sensing part cap that houses a temperature part and closes the opening, wherein the temperature sensing part cap is the temperature sensing part cap described above.
- the main body housing includes a display unit, and the display surface of the display unit is rotated about 90 ° from the temperature sensitive unit when the temperature sensing unit cap is viewed from the distal end side. Facing.
- the thermal bonding between the temperature sensing part cap and the temperature sensing part is ensured by filling the adhesive, and the fixing position variation of the temperature sensing part is suppressed. And it becomes possible to provide a temperature sensing part cap and an electronic thermometer having a structure capable of suppressing thermal diffusion.
- FIG. 3 is a perspective view showing an external structure of a temperature sensing part cap according to the first embodiment. It is a figure which shows the external appearance structure of the temperature sensing part cap of Embodiment 1, (A) is a front view, (B) is a side view, (C) is the bottom view seen from the front-end
- FIG. 6 is a cross-sectional view taken along line VI-VI in FIG. 5. 6 is a perspective view showing an external structure of a temperature sensing unit cap according to Embodiment 2.
- FIG. 3 is a perspective view showing an external structure of a temperature sensing part cap according to the first embodiment. It is a figure which shows the external appearance structure of the temperature sensing part cap of Embodiment 1, (A) is a front view, (B) is a side view, (C) is the bottom view seen from the front-end
- FIG. 6 is a cross-sectional view taken along line VI-VI in FIG. 5. 6 is a perspective view showing an external structure of a
- FIG. 10 is a perspective view showing an external structure of a temperature sensing part cap according to a third embodiment. It is a figure which shows the external appearance structure of the temperature sensing part cap of Embodiment 3, (A) is a front view, (B) is a side view, (C) is the bottom view seen from the front-end
- FIG. 12 is a cross-sectional view taken along line XII-XII in FIG. FIG.
- FIG. 1 is a perspective view showing an external structure of an electronic thermometer 1 according to Embodiment 1 of the present invention
- FIG. 2 is a diagram showing a functional block configuration of the electronic thermometer 1 shown in FIG. 1,
- FIG. It is a disassembled perspective view which shows an assembly
- the electronic thermometer 1 includes a main body housing 10, a temperature sensing part cap 100 ⁇ / b> A that forms a temperature measuring part, and a closing member 16.
- the main body housing 10 is a cylindrical hollow member made of a resin material such as ABS (Acrylonitrile Butadiene Styrene) resin.
- the main body housing 10 has a nameplate attached to a predetermined position on the surface thereof, and has a display unit 4 and an operation unit 5 at predetermined positions on the surface thereof.
- the temperature sensing part cap 100A is a bottomed cylindrical member whose one end is closed.
- the temperature sensing part cap 100A is formed of an arbitrary material such as a metal material such as a stainless alloy or a resin material.
- the closing member 16 is a block-shaped member made of a resin material such as ABS resin.
- the temperature sensing part cap 100 ⁇ / b> A is attached to the opening 11 that is one end of the main body housing 10 in the axial direction (longitudinal direction).
- the closing member 16 is attached to the rear end portion 12 which is the other end portion in the axial direction (longitudinal direction) of the main body housing 10.
- the housing of the electronic thermometer 1 of the present embodiment includes a main body housing 10, a temperature sensing part cap 100 disposed at the front end of the main body housing 10, and a closing member 16 disposed at the rear end of the main body housing 10. Including.
- the electronic thermometer 1 in the present embodiment includes a control unit 2, a memory unit 3, a notification unit 6, a power supply unit 7, and a temperature measuring unit 8 in addition to the display unit 4 and the operation unit 5 described above.
- the control part 2 is comprised by CPU (Central Processing Unit), for example, and is a means for controlling the whole electronic thermometer 1.
- CPU Central Processing Unit
- the memory unit 3 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 2 to execute a processing procedure for body temperature measurement or a measurement. It is a means for storing results and the like.
- the display unit 4 is configured by a display panel such as an LCD (Liquid Crystal Display), and is a means for displaying measurement results and the like.
- the operation unit 5 is constituted by, for example, a push button, and is a means for accepting an operation by the user and inputting an external command to the control unit 2 and the power supply unit 7.
- the notification unit 6 is configured by, for example, a buzzer, and is a means for notifying the user that the measurement has been completed or the user's operation has been accepted.
- the power supply unit 7 is constituted by, for example, a button battery, and is means for supplying power as a power source to the control unit 2.
- the temperature measuring unit 8 includes the temperature sensing unit cap 100A described above and the temperature sensing unit 73 housed in the temperature sensing unit cap 100A, and is sandwiched between measurement sites such as the armpit and the sublingual. It is a part for detecting body temperature.
- Control unit 2 includes a processing circuit for performing a temperature measurement to measure the body temperature on the basis of the program read from the memory unit 3. In that case, the control part 2 calculates the body temperature as a measurement result by processing the temperature data input from the temperature measuring part 8. The control unit 2 further displays the calculated body temperature on the display unit 4, stores the calculated body temperature in the memory unit 3, and notifies the user that the measurement is completed using the notification unit 6. Next, the electronic thermometer 1 is controlled.
- the electronic thermometer 1 in the present embodiment is a sub-assembly in which the main body housing 10, the temperature sensing part cap 100, the closing member 16 as the above-described casing, and various internal components are assembled. And an assembly 18 as an assembly.
- the main body housing 10 includes a hollow main body portion 10a that accommodates the assembly 18, and a temperature sensing portion cap 100 that forms a temperature measuring portion and a hollow probe portion 10b that is disposed between the main body portion 10a.
- the temperature sensing part 73 and the lead wire 72 form a radial lead type thermistor (temperature sensor) 74 in which the lead wire 72 extends in parallel in the same direction.
- a chip type is illustrated as the shape of the temperature sensing portion 73, but the shape is not limited to this, and a teardrop type can be used as the shape of the temperature sensing portion 73. The same applies to the following embodiments.
- the temperature sensing part cap 100A is fixed to the opening part 11 forming the front end of the main body housing 10 by, for example, adhesion.
- the assembly 18 is accommodated in the hollow portion 13 inside the main body housing 10 by being inserted from an opening located at the rear end portion 12 of the main body housing 10.
- the closing member 16 is fixed to the main body housing 10 by, for example, adhesion or ultrasonic welding so as to close the opening located at the rear end portion 12 of the main body housing 10 described above.
- adhesion or ultrasonic welding is employed for fixing the closing member 16 to the main body housing 10
- processing in a shorter time can be achieved as compared with the case where adhesion is employed.
- FIG. 4 is a perspective view showing the external structure of the temperature sensing part cap 100A
- FIG. 5 is a diagram showing the external structure of the temperature sensing part cap 100A
- (A) is a front view
- (B) is a side view
- (C) is a bottom view seen from the tip
- FIG. 6 is a cross-sectional view taken along line VI-VI in FIG.
- FIG. 4 schematically shows only the display unit 4 for convenience of explanation.
- the temperature sensing part cap 100A includes a substantially cylindrical body part 110 located on the opening 11 side of the main body housing 10, and a bottomed housing part 120 that communicates with the body part 110 and houses the temperature sensing part 73. Is included. Temperature sensing portion cap 100A is made of a metal material such as stainless steel having a thickness of 0.1 mm ⁇ 0.5 mm, the cross section has a U-shape.
- the length (L) of the temperature sensing part cap 100A is about 7 mm to 11 mm, the diameter ( ⁇ D) of the body part 110 is about 3 mm to 5 mm, and the length ( ⁇ D / 2) of the housing part 120 is about 1.5 mm to 2 mm. .5 mm, and the length of the body portion 110 is (L) ⁇ ( ⁇ D / 2).
- a recessed region 130 is formed on the outer end of the housing portion 120 toward the body portion 110 side.
- the shape of the recessed area 130 in the present embodiment is a form like the head of a minus screw.
- the dent region 130 refers to a region located on the body portion 110 side with respect to the virtual curved surface V of the housing portion 120 when the dent region 130 is not formed.
- the indentation region 130 in the present embodiment has a shape of a linear dent groove from the distal end side of the accommodating portion 120 toward the body portion 110 side.
- the dent depth (d) of the dent region 130 is about 0.5 mm to 2.0 mm.
- the temperature sensitive part supporting area 130a is provided inside the accommodating part 120.
- a convex portion is provided inside the accommodating portion 120 by the indented region 130, and the convex portion provides the inside of the accommodating portion 120 to the two temperature sensitive portion supporting regions 130 a with the central axis A ⁇ b> 1 interposed therebetween. It is divided.
- the temperature sensing part 73 of the thermistor (temperature sensor) 74 is accommodated in one temperature sensing part support region 130 a in which the interior of the accommodation part 120 is divided, and the adhesive 50 is used. It is fixed.
- the temperature sensing part support region 130 a has the wall surface of the accommodating part 120 so as to surround the temperature sensing part 73. Therefore, when the temperature sensing part 73 of the thermistor (temperature sensor) 74 is inserted into the accommodating part 120 of the temperature sensing part cap 100A, the temperature sensing part supporting region 130a is reached, and the adhesive 50 is reduced. Thus, it becomes possible to easily position the temperature sensing portion 73 with respect to the temperature sensing portion support region 130a.
- the adhesive 50 can be disposed between the wall surface of the housing part 120 and the temperature sensitive part 73 so as to surround the temperature sensitive part 73, even if the amount of the adhesive 50 is small, the temperature sensitive. in almost the entire section 73 can be secured an adhesive surface of the adhesive 50, the fixing of the housing part 120 of the temperature sensing portion 73 can be stabilized.
- thermosensitive part 73 since the fixation to the accommodating part 120 of the thermosensitive part 73 can be stabilized, the thermal responsiveness test for confirming the dispersion
- the amount of the adhesive 50 is small, the heat conduction from the temperature-sensitive part cap 100A to the temperature-sensitive part 73 becomes faster, and it can be expected to be used as a high-speed measurement type electronic thermometer. Moreover, since it is not necessary to comprise an accommodating part using the small resin parts different from the temperature sensing part cap 100A, a manufacturing cost is not raised.
- the temperature sensing unit 73 is preferably located on either the subject's arm side (upper arm side) or torso side. Therefore, when the temperature sensing part cap 100A is viewed from the front end side, the display surface of the display unit 4 of the electronic thermometer faces in a direction rotated about 90 ° from the temperature sensing part 73 (A direction or B direction in the figure). It is preferable.
- the part 73 can be positioned on either the arm side (upper arm side) or the body side of the subject.
- FIG. 7 is a perspective view showing the external structure of the temperature sensing part cap 100B
- FIG. 8 is a diagram showing the external structure of the temperature sensing part cap 100B
- (A) is a front view
- (B) is a side view
- (C) is a bottom view
- FIG. 9 is a cross-sectional view taken along line IX-IX in FIG.
- FIG. 7 schematically shows only the display unit 4 for convenience of explanation.
- the temperature sensing part cap 100B communicates with the body part 110 having a substantially cylindrical shape located on the opening 11 side of the main body housing 10, and the body part 110. And a bottomed accommodating portion 120 that accommodates the temperature sensing portion 73.
- Temperature sensing portion cap 100B is made of a metal material such as stainless steel having a thickness of 0.1 mm ⁇ 0.5 mm, the cross section has a U-shape.
- the length (L) of the temperature sensing part cap 100A is about 7 mm to 11 mm
- the diameter ( ⁇ D) of the body part 110 is about 3 mm to 5 mm
- the length ( ⁇ D / 2) of the housing part 120 is about 1.5 mm to 2 mm. .5 mm
- the length of the body portion 110 is (L) ⁇ ( ⁇ D / 2).
- the housing portion 120, region 140 dent toward the body portion 110 side to the tip side of the outer surface is formed.
- the shape of the recessed area 140 in the present embodiment is a form like a head of a Phillips screw.
- the dent region 140 refers to a region located on the body portion 110 side with respect to the virtual curved surface V of the housing portion 120 when the dent region 140 is not formed.
- the indentation region 140 in the present embodiment has a cross-shaped concave groove shape from the distal end side of the accommodating portion 120 toward the body portion 110 side.
- the indentation depth (d) of the indentation region 140 is about 0.5 mm to 2.0 mm.
- the temperature sensitive part supporting area 140a is provided inside the accommodating part 120.
- a convex portion is provided inside the accommodating portion 120 by the dent region 140.
- the inside of the accommodating part 120 is divided into four temperature-sensitive part support areas 140a so as to surround the central axis A1.
- the temperature sensing portion 73 of the thermistor (temperature sensor) 74 is accommodated in one temperature sensing portion support region 140 a in which the interior of the accommodation portion 120 is divided, and the adhesive 50 is used. It is fixed.
- the wall surface of the housing part 120 is positioned so that the temperature sensing part support region 140a surrounds the temperature sensing part 73. Therefore, when the temperature sensing part 73 of the thermistor (temperature sensor) 74 is inserted into the accommodating part 120 of the temperature sensing part cap 100B, the temperature sensing part support region 140a is reached, and the adhesive 50 having a small amount of adhesive 50 is used. It becomes possible to easily position the temperature sensing part 73 with respect to the temperature sensing part support region 130a by the amount.
- the adhesive 50 can be disposed between the wall surface of the housing part 120 and the temperature sensitive part 73 so as to surround the temperature sensitive part 73, even if the amount of the adhesive 50 is small, the temperature sensitive. in almost the entire section 73 can be secured an adhesive surface of the adhesive 50, the fixing of the housing part 120 of the temperature sensing portion 73 can be stabilized.
- thermosensitive part 73 since the fixation to the accommodating part 120 of the thermosensitive part 73 can be stabilized, the thermal responsiveness test for confirming the dispersion
- the amount of the adhesive 50 is small, the heat conduction from the temperature-sensitive part cap 100B to the temperature-sensitive part 73 becomes faster, and it can be expected to be used as a high-speed measurement type electronic thermometer. Moreover, since it is not necessary to comprise an accommodating part using the small resin parts different from the temperature sensing part cap 100B, a manufacturing cost is not raised.
- the temperature sensing unit 73 is preferably located on either the subject's arm side (upper arm side) or the torso side. Therefore, when the temperature sensing part cap 100B is viewed from the front end side, the display surface of the display unit 4 of the electronic thermometer faces the direction (A direction or B direction in the figure) rotated about 90 ° from the temperature sensing part 73. It is preferable.
- the part 73 can be positioned on either the arm side (upper arm side) or the body side of the subject.
- FIGS. 10 to 12 With reference to FIGS. 10 to 12, the detailed structure of the temperature sensing unit cap 100 ⁇ / b> C in the present embodiment will be described.
- 10 is a perspective view showing the external structure of the temperature sensing part cap 100C
- FIG. 11 is a diagram showing the external structure of the temperature sensing part cap 100C
- (A) is a front view
- (B) is a side view
- (C) is a bottom view
- FIG. 12 is a cross-sectional view taken along line XII-XII in FIG.
- FIG. 10 schematically shows only the display unit 4 for convenience of explanation.
- the temperature sensing part cap 100C communicates with the substantially cylindrical body part 110 located on the opening 11 side of the main body housing 10 and the body part 110, And a bottomed accommodating portion 120 that accommodates the temperature sensing portion 73.
- the temperature sensing portion cap 100C is made of a metal material such as stainless steel having a thickness of 0.1 mm to 0.5 mm, and has a U-shaped cross section.
- the length (L) of the temperature sensing part cap 100A is about 7 mm to 11 mm
- the diameter ( ⁇ D) of the body part 110 is about 3 mm to 5 mm
- the length ( ⁇ D / 2) of the housing part 120 is about 1.5 mm to 2 mm. .5 mm
- the length of the body portion 110 is (L) ⁇ ( ⁇ D / 2).
- a recessed region 150 is formed on the front end portion side of the outer surface thereof toward the body portion 110 side.
- the dent area 150 refers to an area located on the body part 110 side with respect to the virtual curved surface V of the housing part 120 when the dent area 150 is not formed.
- the indentation region 150 in the present embodiment has a form of a cylindrical concave groove that extends from the front end central portion side of the housing portion 120 toward the body portion 110 side.
- the indentation depth (d) of the indentation region 150 is about 0.5 mm to 2.0 mm.
- the temperature sensing unit support region 150a is provided inside the storage unit 120. Specifically, the indentation region 150 divides an annular temperature sensing portion support region 150 a surrounding the central axis A ⁇ b> 1 inside the housing portion 120.
- the temperature sensing part 73 of the thermistor (temperature sensor) 74 is accommodated in the annular temperature sensing part support region 150 a in which the inside of the accommodation part 120 is divided, and the adhesive 50 is used. It is fixed.
- the wall surface of the housing part 120 is positioned so that the temperature sensing part support region 150a surrounds the temperature sensing part 73.
- the temperature sensing portion 73 of the thermistor (temperature sensor) 74 is inserted into the accommodating portion 120 of the temperature sensing portion cap 100C, the temperature sensing portion support area 150a is reached and the amount of the adhesive 50 is small.
- the temperature sensing part 73 can be easily positioned with respect to the temperature sensing part support region 150a.
- the adhesive 50 can be disposed between the wall surface of the housing part 120 and the temperature sensitive part 73 so as to surround the temperature sensitive part 73, even if the amount of the adhesive 50 is small, the temperature sensitive. in almost the entire section 73 can be secured an adhesive surface of the adhesive 50, the fixing of the housing part 120 of the temperature sensing portion 73 can be stabilized.
- thermosensitive part 73 since the fixation to the accommodating part 120 of the thermosensitive part 73 can be stabilized, the thermal responsiveness test for confirming the dispersion
- the amount of the adhesive 50 is small, the heat conduction from the temperature-sensitive part cap 100C to the temperature-sensitive part 73 is accelerated, and it can be expected to be used as a high-speed measurement type electronic thermometer. Moreover, since it is not necessary to comprise an accommodating part using the small resin parts different from the temperature sensing part cap 100C, manufacturing cost is not raised.
- the temperature sensing unit 73 is preferably located on either the subject's arm side (upper arm side) or the torso side. Therefore, when the temperature sensing part cap 100C is viewed from the front end side, the display surface of the display unit 4 of the electronic thermometer faces in the direction rotated about 90 ° from the temperature sensing part 73 (A direction or B direction in the figure). It is preferable.
- the part 73 can be positioned on either the arm side (upper arm side) or the body side of the subject.
- FIGS. 13 to 15 With reference to FIGS. 13 to 15, the detailed structure of the temperature sensing part cap 100 ⁇ / b> D in the present embodiment will be described.
- 13 is a perspective view showing the external structure of the temperature sensing part cap 100D
- FIG. 14 is a diagram showing the external structure of the temperature sensing part cap 100D
- (A) is a front view
- (B) is a side view
- 15 is a cross-sectional view taken along line XV-XV in FIG. Note that FIG. 13 schematically shows only the display unit 4 for convenience of explanation.
- the temperature sensing part cap 100D communicates with the substantially cylindrical body part 110 located on the opening part 11 side of the main body housing 10, and the body part 110. And a bottomed accommodating portion 120 that accommodates the temperature sensing portion 73.
- the temperature sensing part cap 100D is made of a metal material such as stainless steel having a thickness of 0.1 mm to 0.5 mm, and has a U-shaped cross section.
- the length (L) of the temperature sensing part cap 100A is about 7 mm to 11 mm
- the diameter ( ⁇ D) of the body part 110 is about 3 mm to 5 mm
- the length ( ⁇ D / 2) of the housing part 120 is about 1.5 mm to 2 mm. .5 mm
- the length of the body portion 110 is (L) ⁇ ( ⁇ D / 2).
- a recessed region 160 is formed on the front end portion side of the outer surface thereof toward the body portion 110 side.
- the dent area 160 refers to an area located on the body part 110 side with respect to the virtual curved surface V of the housing part 120 when the dent area 160 is not formed.
- the indentation region 160 in the present embodiment is a first inclined surface 161a that is located on the body 110 side and has a first inclination angle ( ⁇ 1), and a first inclination surface 161a that is located on the distal end side and is larger than the first inclination angle ( ⁇ 1). And a second inclined surface 161b having two inclination angles ( ⁇ 2).
- the inclination angle refers to an angle defined by a time when a virtual plane perpendicular to the central axis A1 intersects each inclined surface.
- the first tilt angle ( ⁇ 1) is about 20 degrees
- the second tilt angle ( ⁇ 2) is about 70 degrees.
- the intersection angle ( ⁇ 3) between the first inclined surface 161a and the second inclined surface 161b is about 130 degrees.
- the temperature sensing part 73 is provided in the front-end
- the temperature sensing portion supporting region 160a is provided inside the container 120. Specifically, the temperature sensing unit support region 160 a is divided at the tip of the housing unit 120 by the indentation region 160.
- the temperature sensing portion 73 of the thermistor (temperature sensor) 74 is accommodated in the temperature sensing portion support area 160 a divided inside the accommodation portion 120 and fixed using the adhesive 50. ing.
- the wall surface of the housing part 120 is positioned so that the temperature sensing part support region 160a surrounds the temperature sensing part 73.
- the temperature sensing part support region 160a is tapered, and the amount of the adhesive 50 is small.
- the temperature sensing part 73 can be easily positioned with respect to the temperature sensing part support region 160a.
- the adhesive 50 can be disposed between the wall surface of the housing part 120 and the temperature sensitive part 73 so as to surround the temperature sensitive part 73, even if the amount of the adhesive 50 is small, the temperature sensitive. in almost the entire section 73 can be secured an adhesive surface of the adhesive 50, the fixing of the housing part 120 of the temperature sensing portion 73 can be stabilized.
- variation in the fixation state of the temperature sensing part 73 after the assembly of an electronic thermometer may be abbreviate
- the amount of the adhesive 50 is small, the heat conduction from the temperature sensing part cap 100D to the temperature sensing part 73 becomes faster, and it can be expected to be used as a high-speed measurement type electronic thermometer. Moreover, since it is not necessary to comprise an accommodating part using the small resin parts different from the temperature sensing part cap 100D, a manufacturing cost is not raised.
- the temperature sensing unit 73 is preferably located on either the subject's arm side (upper arm side) or torso side. Therefore, when the temperature sensing part cap 100D is viewed from the front end side, the display surface of the display unit 4 of the electronic thermometer faces the direction (A direction or B direction in the figure) rotated about 90 ° from the temperature sensing part 73. It is preferable.
- the part 73 can be positioned on either the arm side (upper arm side) or the body side of the subject.
- FIGS. 16 to 18 With reference to FIGS. 16 to 18, the detailed structure of the temperature sensing part cap 100E in the present embodiment will be described.
- 16 is a perspective view showing the external structure of the temperature sensing part cap 100E
- FIG. 17 is a diagram showing the external structure of the temperature sensing part cap 100E
- (A) is a front view
- (B) is a side view
- 18 is a cross-sectional view taken along line XVIII-XVIII in FIG.
- FIG. 16 only the display unit 4 is schematically illustrated for convenience of explanation.
- the temperature sensing part cap 100E communicates with the body part 110 having a substantially cylindrical shape located on the opening 11 side of the main body housing 10, and the body part 110. And a bottomed accommodating portion 120 that accommodates the temperature sensing portion 73.
- the temperature sensing part cap 100E is made of a metal material such as stainless steel having a thickness of 0.1 mm to 0.5 mm, and has a U-shaped cross section.
- the length (L) of the temperature sensing part cap 100A is about 7 mm to 11 mm
- the diameter ( ⁇ D) of the body part 110 is about 3 mm to 5 mm
- the length ( ⁇ D / 2) of the housing part 120 is about 1.5 mm to 2 mm. .5 mm
- the length of the body portion 110 is (L) ⁇ ( ⁇ D / 2).
- the housing part 120 has a recessed area 170 formed on the outer end of the housing part 120 toward the body part 110 side.
- the dent region 170 refers to a region located on the body portion 110 side with respect to the virtual curved surface V of the housing portion 120 when the dent region 170 is not formed.
- Region 170 recessed in the present embodiment has a located in the body portion 110 side inclined surface having a predetermined inclination angle (alpha).
- the inclination angle refers to an angle defined by the intersection of a virtual plane perpendicular to the central axis A1 and the inclined plane.
- the inclination angle ( ⁇ ) is about 45 ° to about 90 °, and preferably about 60 °.
- the temperature sensing part 73 is accommodated at the tip of the temperature sensing part support area 170a partitioned by the indentation area 170.
- the temperature sensing portion supporting region 170a is provided inside the container 120. Specifically, the temperature sensing portion support region 170 a is divided at the tip portion of the accommodating portion 120 by the indentation region 170.
- the temperature sensing part 73 of the thermistor (temperature sensor) 74 is accommodated in the temperature sensing part support region 170 a formed inside the accommodation part 120 and is fixed using the adhesive 50. ing.
- the wall surface of the housing part 120 is positioned so that the temperature sensing part support region 160a surrounds the temperature sensing part 73.
- the temperature sensing part 73 of the thermistor (temperature sensor) 74 is inserted into the accommodating part 120 of the temperature sensing part cap 100E, the temperature sensing part supporting region 1506 is tapered, and the amount of the adhesive 50 is small.
- the temperature sensing part 73 can be easily positioned with respect to the temperature sensing part support region 160a.
- the adhesive 50 can be disposed between the wall surface of the housing part 120 and the temperature sensitive part 73 so as to surround the temperature sensitive part 73, even if the amount of the adhesive 50 is small, the temperature sensitive. in almost the entire section 73 can be secured an adhesive surface of the adhesive 50, the fixing of the housing part 120 of the temperature sensing portion 73 can be stabilized.
- variation in the fixation state of the temperature sensing part 73 after the assembly of an electronic thermometer may be abbreviate
- the amount of the adhesive 50 is small, the heat conduction from the temperature sensing part cap 100D to the temperature sensing part 73 becomes faster, and it can be expected to be used as a high-speed measurement type electronic thermometer. Moreover, since it is not necessary to comprise an accommodating part using the small resin parts different from the temperature sensing part cap 100D, a manufacturing cost is not raised.
- the temperature sensing unit 73 is preferably located on either the subject's arm side (upper arm side) or the trunk side. Therefore, when the temperature sensing part cap 100E is viewed from the front end side, the display surface of the display unit 4 of the electronic thermometer faces in a direction rotated about 90 ° from the temperature sensing part 73 (A direction or B direction in the figure). It is preferable.
- the part 73 can be positioned on either the arm side (upper arm side) or the body side of the subject.
- the cross-sectional shape is a circular cylindrical shape
- the present invention is not limited to this.
- the cross-sectional shape may be a cylindrical shape such as an elliptical shape or a rectangular shape.
- thermometer 1 electronic thermometer, 2 control unit, 3 memory unit, 4 display unit, 5 operation unit, 6 notification unit, 7 power supply unit, 8 temperature measurement unit, 10 body housing, 10a body unit, 10b probe unit, 11 opening, 12 Rear end part, 13 hollow part, 100A, 100B, 100C, 100D, 100E temperature sensing part cap, 16 closing member, 18 assembly, 50 adhesive, 72 lead wire, 73 temperature sensing part, 110 body part, 120 accommodating part, 130, 140, 150, 160, 170 Recessed area, 130a, 140a, 150a, 160a, 170a Temperature sensitive part supporting area, 161a First inclined surface, 161b Second inclined surface, 200 Temperature sensitive part cap.
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
Description
図1から図3を参照して、本実施の形態における電子体温計1の概略構成について説明する。図1は、本発明の実施の形態1における電子体温計1の外観構造を示す斜視図、図2は、図1に示す電子体温計1の機能ブロックの構成を示す図、図3は、電子体温計の組付け構造を示す分解斜視図である。
次に、図4から図6を参照して、本実施の形態における感温部キャップ100Aの詳細構造について説明する。なお、図4は、感温部キャップ100Aの外観構造を示す斜視図、図5は、感温部キャップ100Aの外観構造を示す図であり、(A)は正面図、(B)は側面図、(C)は先端から見た底面図、図6は、図5中VI-VI線矢視断面図である。なお、図4には、説明の便宜上表示部4のみを模式的に図示している。
この実施の形態における感温部キャップ100A、およびこの感温部キャップ100Aを用いた電子体温計1によれば、感温部支持領域130aは、感温部73を取り囲むように収容部120の壁面が位置することとなり、感温部キャップ100Aの収容部120にサーミスタ(温度センサ)74の感温部73を挿入した場合、いずれかの感温部支持領域130aに到達することとなり、少ない接着剤50の量で感温部73を感温部支持領域130aに対して容易に位置決めすることが可能となる。
次に、実施の形態2における電子体温計および感温部キャップについて、図を参照しながら説明する。なお、電子体温計の基本的構成は、上記実施の形態1と同じであり、相違点は感温部キャップの形状のみである。したがって、ここで、本実施の形態における感温部キャップの形状のみについて詳細に説明する。
図7から図9を参照して、本実施の形態における感温部キャップ100Bの詳細構造について説明する。なお、図7は、感温部キャップ100Bの外観構造を示す斜視図、図8は、感温部キャップ100Bの外観構造を示す図であり、(A)は正面図、(B)は側面図、(C)は底面図、図9は、図8中IX-IX線矢視断面図である。なお、図7には、説明の便宜上表示部4のみを模式的に図示している。
この実施の形態における感温部キャップ100B、およびこの感温部キャップ100Bを用いた電子体温計によれば、感温部支持領域140aは、感温部73を取り囲むように収容部120の壁面が位置することなり、感温部キャップ100Bの収容部120にサーミスタ(温度センサ)74の感温部73を挿入した場合、いずれかの感温部支持領域140aに到達することとなり、少ない接着剤50の量で感温部73を感温部支持領域130aに対して容易に位置決めすることが可能となる。
次に、実施の形態3における電子体温計および感温部キャップについて、図を参照しながら説明する。なお、電子体温計の基本的構成は、上記実施の形態1と同じであり、相違点は感温部キャップの形状のみである。したがって、ここで、本実施の形態における感温部キャップの形状のみについて詳細に説明する。
図10から図12を参照して、本実施の形態における感温部キャップ100Cの詳細構造について説明する。なお、図10は、感温部キャップ100Cの外観構造を示す斜視図、図11は、感温部キャップ100Cの外観構造を示す図であり、(A)は正面図、(B)は側面図、(C)は底面図、図12は、図11中XII-XII線矢視断面図である。なお、図10には、説明の便宜上表示部4のみを模式的に図示している。
この実施の形態における感温部キャップ100C、およびこの感温部キャップ100Cを用いた電子体温計によれば、感温部支持領域150aは、感温部73を取り囲むように収容部120の壁面が位置することなり、感温部キャップ100Cの収容部120にサーミスタ(温度センサ)74の感温部73を挿入した場合、環状の感温部支持領域150aに到達することとなり、少ない接着剤50の量で感温部73を感温部支持領域150aに対して容易に位置決めすることが可能となる。
次に、実施の形態4における電子体温計および感温部キャップについて、図を参照しながら説明する。なお、電子体温計の基本的構成は、上記実施の形態1と同じであり、相違点は感温部キャップの形状のみである。したがって、ここで、本実施の形態における感温部キャップの形状のみについて詳細に説明する。
図13から図15を参照して、本実施の形態における感温部キャップ100Dの詳細構造について説明する。なお、図13は、感温部キャップ100Dの外観構造を示す斜視図、図14は、感温部キャップ100Dの外観構造を示す図であり、(A)は正面図、(B)は側面図、図15は、図14中XV-XV線矢視断面図である。なお、図13には、説明の便宜上表示部4のみを模式的に図示している。
この実施の形態における感温部キャップ100D、およびこの感温部キャップ100Dを用いた電子体温計によれば、感温部支持領域160aは、感温部73を取り囲むように収容部120の壁面が位置することなり、感温部キャップ100Dの収容部120にサーミスタ(温度センサ)74の感温部73を挿入した場合、先細りの感温部支持領域160aに到達することとなり、少ない接着剤50の量で感温部73を感温部支持領域160aに対して容易に位置決めすることが可能となる。
次に、実施の形態5における電子体温計および感温部キャップについて、図を参照しながら説明する。なお、電子体温計の基本的構成は、上記実施の形態1と同じであり、相違点は感温部キャップの形状のみである。したがって、ここで、本実施の形態における感温部キャップの形状のみについて詳細に説明する。
図16から図18を参照して、本実施の形態における感温部キャップ100Eの詳細構造について説明する。なお、図16は、感温部キャップ100Eの外観構造を示す斜視図、図17は、感温部キャップ100Eの外観構造を示す図であり、(A)は正面図、(B)は側面図、図18は、図17中XVIII-XVIII線矢視断面図である。なお、図16には、説明の便宜上表示部4のみを模式的に図示している。
この実施の形態における感温部キャップ100E、およびこの感温部キャップ100Eを用いた電子体温計によれば、感温部支持領域160aは、感温部73を取り囲むように収容部120の壁面が位置することなり、感温部キャップ100Eの収容部120にサーミスタ(温度センサ)74の感温部73を挿入した場合、先細りの感温部支持領域1506に到達することとなり、少ない接着剤50の量で感温部73を感温部支持領域160aに対して容易に位置決めすることが可能となる。
以上、本発明の実施の形態について説明したが、今回開示された実施の形態は全ての点で例示であって制限的なものではないと考えられるべきである。本発明の範囲は請求の範囲によって示され、請求の範囲と均等の意味および範囲内での全ての変更が含まれることが意図される。
Claims (9)
- 電子体温計に用いられる感温部キャップ(100A,100B,100C,100D,100E)であって、
前記電子体温計は、先端に開口部(11)を有する中空の本体ハウジング(10)、リード線(72)によって前記本体ハウジング(10)の内部から前記開口部(11)を通して前記本体ハウジング(10)の外部に引き出される感温部(73)、および、前記感温部(73)を収容し、前記開口部を塞ぐ当該感温部キャップ(100A,100B,100C,100D,100E)を備え、
当該感温部キャップ(100A,100B,100C,100D,100E)は、
前記本体ハウジング(10)の前記開口部(11)側に位置する略筒形状の胴体部(110)と、
前記胴体部(110)に連通し前記感温部(73)を収容する有底の収容部(120)と、を含み、
前記収容部(120)には、その外面の先端部側に前記胴体部(110)側に向かうへこみ領域(130,140,150,160,170)が形成されることにより、前記収容部(120)の内部に感温部支持領域(130a,140a,150a,160a,170)が設けられている、感温部キャップ。 - 前記へこみ領域(130,140,150)により、前記収容部(120)の内部が2以上の前記感温部支持領域(130a,140a,150a)に区分けされ、
区分けされた一つの前記感温部支持領域(130a,140a,150a)に、前記感温部(73)が収容されている、請求項1に記載の感温部キャップ。 - 前記へこみ領域は、前記収容部(120)の先端部側から前記胴体部(110)側に向かう直線状の凹み溝(130,140)を有し、
前記凹み溝(130,140)により、前記収容部(120)は2以上の前記感温部支持領域(130a,140a)に区分けされている、請求項2に記載の感温部キャップ。 - 前記へこみ領域は、前記収容部(120)の先端中央部側から前記胴体部(110)側に向かう筒状の凹み溝(150)を有し、
前記収容部(120)の内部は、前記凹み溝(150)により、前記収容部(120)は環状に前記感温部支持領域(150a)が区分けされている、請求項2に記載の感温部キャップ。 - 前記へこみ領域(160,170)により、前記収容部(120)の内部空間に、先端部側に向かうほど狭くなる感温部支持領域(130a,140a,150a)が規定され、
前記感温部支持領域(130a,140a,150a)の先端部に、前記感温部(73)が収容されている、請求項1に記載の感温部キャップ。 - 前記へこみ領域(160)は、
前記胴体部(110)側に位置し第1傾斜角度(α1)を有する第1傾斜面(160a)と、
前記先端部側に位置し第1傾斜角度(α1)よりも大きい第2傾斜角度(α2)を有する第2傾斜面(160b)とを有し、
前記第2傾斜面(160b)により仕切られた前記感温部支持領域(161a)の先端部に、前記感温部(73)が収容されている、請求項5に記載の感温部キャップ。 - 前記へこみ領域は、
所定の傾斜角度(α)を有する傾斜面(170)を有し、
前記傾斜面(170)により仕切られた前記感温部支持領域(130a,140a,150a)の先端部に、前記感温部(73)が収容されている、請求項5に記載の感温部キャップ。 - 先端に開口部(11)を有する中空の本体ハウジング(10)と、
リード線(72)によって前記本体ハウジング(10)の内部から前記開口部(11)を通して前記本体ハウジング(10)の外部に引き出される感温部(73)と、
前記感温部(73)を収容し、前記開口部(11)を塞ぐ感温部キャップ(100A,100B,100C,100D,100E)と、
を備える電子体温計であって、
前記感温部キャップ(100A,100B,100C,100D,100E)は、請求項1から7のいずれかに記載の感温部キャップである、電子体温計。 - 前記本体ハウジング(10)は、表示部(4)を含み、
前記感温部キャップを先端側から見た場合に、前記表示部の表示面が、前記感温部(73)から約90°回転した方向に面している、請求項8に記載の電子体温計。
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CN2011800566076A CN103229030A (zh) | 2010-11-24 | 2011-10-27 | 感温部帽体及电子体温计 |
US13/989,146 US20130243034A1 (en) | 2010-11-24 | 2011-10-27 | Temperature sensing portion cap and electronic thermometer |
DE112011103892T DE112011103892T5 (de) | 2010-11-24 | 2011-10-27 | Kappe für Temperaturerfassungsabschnitt und elektronisches Thermometer |
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JP2007127638A (ja) * | 2005-11-03 | 2007-05-24 | Sherwood Services Ag | フレキシブル回路配置を有する電子体温計 |
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US6839651B2 (en) * | 2001-06-27 | 2005-01-04 | Sherwood Services Ag | Probe tip thermal isolation and fast prediction algorithm |
US20040071190A1 (en) * | 2002-10-11 | 2004-04-15 | Hsiao-Yi Chang | Temperature probe and thermometer having the same |
TW557352B (en) * | 2002-10-07 | 2003-10-11 | Actherm Inc | Electronic clinical thermometer with rapid response |
US7104682B2 (en) * | 2004-03-10 | 2006-09-12 | Brockstone Purchasing, Inc. | System and method for determining temperature of food |
US7806587B2 (en) * | 2004-09-29 | 2010-10-05 | Citizen Holdings Co., Ltd. | Electronic clinical thermometer and method of producing the same |
JP4593221B2 (ja) * | 2004-09-29 | 2010-12-08 | シチズンホールディングス株式会社 | 電子体温計 |
CN2839987Y (zh) * | 2005-09-19 | 2006-11-22 | 捷威科技股份有限公司 | 可弯曲的感测头及其体温计 |
JP2007120963A (ja) | 2005-10-25 | 2007-05-17 | Omron Healthcare Co Ltd | 電子体温計 |
US8496377B2 (en) * | 2007-12-31 | 2013-07-30 | Covidien Lp | Thermometer having molded probe component |
JP2009300310A (ja) * | 2008-06-16 | 2009-12-24 | Omron Healthcare Co Ltd | 電子体温計 |
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JPS621138U (ja) * | 1985-06-18 | 1987-01-07 | ||
JPS629137U (ja) * | 1985-07-01 | 1987-01-20 | ||
JP2007127638A (ja) * | 2005-11-03 | 2007-05-24 | Sherwood Services Ag | フレキシブル回路配置を有する電子体温計 |
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