CN105361861A - Electronic thermometer - Google Patents

Electronic thermometer Download PDF

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Publication number
CN105361861A
CN105361861A CN201510901392.3A CN201510901392A CN105361861A CN 105361861 A CN105361861 A CN 105361861A CN 201510901392 A CN201510901392 A CN 201510901392A CN 105361861 A CN105361861 A CN 105361861A
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China
Prior art keywords
temperature sensor
circuit board
film type
clinical thermometer
film
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Application number
CN201510901392.3A
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Chinese (zh)
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CN105361861B (en
Inventor
阳星
易敏
章樊
管志鹏
梁凤斌
刘洁
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Xiaogan Huagong Gaoli Electron Co Ltd
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Xiaogan Huagong Gaoli Electron Co Ltd
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Priority to CN201510901392.3A priority Critical patent/CN105361861B/en
Publication of CN105361861A publication Critical patent/CN105361861A/en
Application granted granted Critical
Publication of CN105361861B publication Critical patent/CN105361861B/en
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Abstract

The invention is applicable to the field of temperature measuring devices and provides an electronic thermometer, comprising: a sucker and a thin-film NTC (negative temperature coefficient) temperature sensor. The thin-film NTC temperature sensor is a structure formed by hot-pressing a polyurethane film to the outside of an NTC chip; the NTC chip is disposed in the middle of the polyurethane film, an outgoing end of the thin-film NTC temperature sensor is connected with the NTC chip; two ends of the polyurethane film are symmetrically fixedly connected to the sucker so that the polyurethane film is recessed down, forming an arc shape, the outgoing end is located at the lowermost end of the thin-film NTC temperature sensor. With the sucker attaching to skin surface and the curved thin-film NTC temperature sensor located in the sucker, the curved thin-film NTC temperature sensor inside is in direct contact with skin, the need for hand holding does not exist, connection is stable, movement is rare, and temperature measuring accuracy is ensured.

Description

A kind of electronic clinical thermometer
Technical field
The invention belongs to temperature measurement device field, particularly relate to a kind of electronic clinical thermometer.
Background technology
Along with the development of social senilization and people more and more pay attention to health, can the electronic clinical thermometer of human body shell temperature real-time more and more welcome.Traditional electronic clinical thermometer needs hand-held measurement or is clamped in oxter to measure, and Measuring Time is long.
NTC thermistor is a kind of is main raw material(s) with transition metal oxide, adopt the thermal sensitive ceramics assembly that electronic ceramic process is made, there is thermal time constant low, the fireballing feature of thermometric, therefore the temperature element adopting NTC thermistor as clinical thermometer is also had in prior art, such as name is called " a kind of electronic clinical thermometer at ear-lobe position Quick Measurement " (application number: 201310035497.6, the applying date: on January 30th, 2013) Chinese utility model patent disclosed in technical scheme, dermal harvest body temperature is close to by metal thermal sensitive piece, the non-encapsulated naked wafers of NTC thermistor directly and metal thermal sensitive piece be fastenedly connected, body temperature can be recorded faster, but this type electronic clinical thermometer still needs artificially hand-heldly to make itself and human body close contact, test error can be caused large after loosening, especially infant body temperature difficulty is accurately tested very big.
Summary of the invention
The object of the embodiment of the present invention is to provide a kind of electronic clinical thermometer, at least can overcome the segmental defect of prior art.
A kind of electronic clinical thermometer that the embodiment of the present invention relates to, comprising: sucker and the film type NTC temperature sensor being positioned at suction cup interior;
Described film type NTC temperature sensor is the structure that NTC chip exterior is formed by polyurethane film hot pressing;
Described NTC chip is arranged on the intermediate point place of described polyurethane film, and the exit of described film type NTC temperature sensor is connected with described NTC chip;
The two ends symmetry of described polyurethane film is fixedly connected on described sucker, makes described polyurethane film be recessed to form arc downwards, and described exit is positioned at described film type NTC temperature sensor bottom.
As a kind of electronic clinical thermometer that embodiment one relates to, described sucker is plastic suckers.
Described polyurethane film is rectangle lamellar.
The intermediate point place of described suction cup interior is provided with circuit board, and the two ends of described polyurethane film are fixed on the both sides of described circuit board, makes described circuit board and described film type NTC temperature sensor realize electrical connection;
Described circuit board comprises test circuit, and described film type NTC temperature sensor contacts body surface and perception shell temperature, and the resistance of described film type NTC temperature sensor tested by described test circuit.
Described circuit board also comprises Bluetooth signal transmitter module, and described electronic clinical thermometer also comprises outside handheld device;
Described outside handheld device comprises controller, Bluetooth receptions module, computing module and display screen;
Described test circuit is measured the resistance of described film type NTC temperature sensor and described resistance is sent to described outside handheld device by described signal emission module;
The described controller of described outside handheld device controls the resistance information that described Bluetooth receptions module receives described measurement, control described computing module according to described resistance information accounting temperature value, and shown in real time by described display screen, realize the body temperature that described outside handheld device shows the measurement of described electronic clinical thermometer in real time.
Circuit board based on described circuit board;
Described film type NTC temperature sensor is arranged on the downside of described base circuit board;
Described test circuit and described Bluetooth signal transmitter module are arranged on the upside of described base circuit board, the gap in the middle of the handle of described sucker;
Described film type NTC temperature sensor, described test circuit and described Bluetooth transmission module realize Signal transmissions by described base circuit board.
The beneficial effect of a kind of electronic clinical thermometer that the embodiment of the present invention provides comprises:
A kind of electronic clinical thermometer that the embodiment of the present invention provides, by arranging sucker and being positioned at the bending film type NTC temperature sensor of suction cup interior, sucker is made up of soft materials such as plastics, plastic suckers can be attracted to human skin due to the effect of pressure when being pressed in human skin, sucker suction is when skin surface, inner bending film type NTC temperature sensor directly and skin close contact, and hold without hands, stable connection, can not move easily, ensure that the accuracy of thermometric, film type NTC temperature sensor separates with ambient temperature with body surface by plastic suckers simultaneously, further increase measuring accuracy, film type NTC temperature sensor, there is thermal time constant low, thermometric speed is fast, the advantage such as bent, a kind of electronic clinical thermometer provided by the invention, the material used is simple, with low cost, very easily be attached to skin surface, time constant is less than 1S, test body surface temperature-time is less than 1S lower than 20S time constant, test body surface temperature-time is lower than 20S, the shell temperature that can be widely used in child old man detects and monitors in real time.
Film type NTC temperature sensor is arranged on the downside of base circuit board, and test circuit and Bluetooth signal transmitter module are arranged on the upside of base circuit board, and the gap namely in the middle of sucking disc handle, whole electronic thermometer structure is compact.
Measure portion and display section are separated, both are connected by Bluetooth communication, make measure portion device smaller and more exquisite, can better be adsorbed on human body skin and carry out temperature taking, and what energy was convenient and real-time obtains measuring tempeature value by display section.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the sectional view of a kind of electronic clinical thermometer that the embodiment of the present invention provides;
Fig. 2 is the sectional view at another visual angle of a kind of electronic clinical thermometer that the embodiment of the present invention provides;
In figure, 1 is sucker, and 2 is circuit board, and 3 is NTC chip, and 4 is polyurethane film, and 5 is film type NTC temperature sensor.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
In order to technical solutions according to the invention are described, be described below by specific embodiment.
Be illustrated in figure 1 the schematic cross-section of a kind of electronic clinical thermometer provided by the invention, as shown in Figure 1, this electronic clinical thermometer comprises: sucker 1 and the film type NTC temperature sensor 5 being positioned at sucker 1 inside.
This film type NTC temperature sensor 5 is the structure that NTC chip 3 outside is formed by polyurethane film 4 hot pressing, makes film type NTC temperature sensor 5 flexible, deformable.NTC chip 3 is arranged on the intermediate point place of polyurethane film 4, and the exit of film type NTC temperature sensor 5 is connected with NTC chip 3.
The two ends symmetry of polyurethane film 4 is fixedly connected with on the suction cup 1, makes polyurethane film 4 be recessed to form arc downwards, and exit is positioned at film type NTC temperature sensor 5 bottom.
A kind of electronic clinical thermometer that the embodiment of the present invention provides, by arranging sucker and being positioned at the bending film type NTC temperature sensor of suction cup interior, sucker is made up of soft materials such as plastics, plastic suckers can be attracted to human skin due to the effect of pressure when being pressed in human skin, sucker suction is when skin surface, inner bending film type NTC temperature sensor directly and skin close contact, and hold without hands, stable connection, can not move easily, ensure that the accuracy of thermometric, film type NTC temperature sensor separates with ambient temperature with body surface by plastic suckers simultaneously, further increase measuring accuracy, film type NTC temperature sensor, there is thermal time constant low, thermometric speed is fast, the advantage such as bent, a kind of electronic clinical thermometer provided by the invention, the material used is simple, with low cost, very easily be attached to skin surface, time constant is less than 1S, test body surface temperature-time is less than 1S lower than 20S time constant, test body surface temperature-time is lower than 20S, the shell temperature that can be widely used in child old man detects and monitors in real time.
Be illustrated in figure 2 the sectional view at another visual angle of a kind of electronic clinical thermometer provided by the invention, the view directions of Fig. 1 with Fig. 2 is mutually vertical, from Fig. 1 and Fig. 2, further, in embodiments of the present invention, the intermediate point place of sucker 1 inside is provided with circuit board 2, and polyurethane film 4 is rectangle lamellar, the two ends of polyurethane film 4 are fixed on the both sides of circuit board 2, make circuit board 2 and film type NTC temperature sensor 5 realize electrical connection.
This circuit board 2 comprises test circuit, and film type NTC temperature sensor 5 contacts body surface and perception shell temperature, the resistance of this test circuit testing film type NTC temperature sensor 5.
Preferably, this circuit board 2 also comprises Bluetooth signal transmitter module, and this electronic clinical thermometer also comprises outside handheld device.This outside handheld device comprises controller, Bluetooth receptions module, computing module and display screen.
Test circuit is measured the resistance of film type NTC temperature sensor 5 and this resistance is sent to outside handheld device by signal emission module.
The controller of outside handheld device controls the resistance information that Bluetooth receptions module receives this measurement, controlling calculation module is according to this resistance information accounting temperature value, and shown in real time by display screen, realize the body temperature that outside handheld device shows electronic clinical thermometer measurement in real time.
In concrete enforcement, circuit board can based on circuit board, film type NTC temperature sensor is arranged on the downside of base circuit board, test circuit and Bluetooth signal transmitter module are arranged on the upside of base circuit board, namely the gap in the middle of sucking disc handle, film type NTC temperature sensor, test circuit and Bluetooth transmission module realize Signal transmissions by this base circuit board, meet the compactedness of whole electronic thermometer structure.
A kind of electronic clinical thermometer provided by the invention, measure portion and display section are separated, both are connected by Bluetooth communication, make measure portion device smaller and more exquisite, can better be adsorbed on human body skin and carry out temperature taking, what energy was convenient and real-time obtains measuring tempeature value by display section.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.

Claims (6)

1. an electronic clinical thermometer, is characterized in that, described electronic clinical thermometer comprises: sucker and the film type NTC temperature sensor being positioned at suction cup interior;
Described film type NTC temperature sensor is the structure that NTC chip exterior is formed by polyurethane film hot pressing;
Described NTC chip is arranged on the intermediate point place of described polyurethane film, and the exit of described film type NTC temperature sensor is connected with described NTC chip;
The two ends symmetry of described polyurethane film is fixedly connected on described sucker, makes described polyurethane film be recessed to form arc downwards, and described exit is positioned at described film type NTC temperature sensor bottom.
2. electronic clinical thermometer as claimed in claim 1, it is characterized in that, described sucker is plastic suckers.
3. electronic clinical thermometer as claimed in claim 1, it is characterized in that, described polyurethane film is rectangle lamellar.
4. electronic clinical thermometer as claimed in claim 1, it is characterized in that, the intermediate point place of described suction cup interior is provided with circuit board, and the two ends of described polyurethane film are fixed on the both sides of described circuit board, makes described circuit board and described film type NTC temperature sensor realize electrical connection;
Described circuit board comprises test circuit, and described film type NTC temperature sensor contacts body surface and perception shell temperature, and the resistance of described film type NTC temperature sensor tested by described test circuit.
5. electronic clinical thermometer as claimed in claim 4, it is characterized in that, described circuit board also comprises Bluetooth signal transmitter module, and described electronic clinical thermometer also comprises outside handheld device;
Described outside handheld device comprises controller, Bluetooth receptions module, computing module and display screen;
Described test circuit is measured the resistance of described film type NTC temperature sensor and described resistance is sent to described outside handheld device by described signal emission module;
The described controller of described outside handheld device controls the resistance information that described Bluetooth receptions module receives described measurement, control described computing module according to described resistance information accounting temperature value, and shown in real time by described display screen, realize the body temperature that described outside handheld device shows the measurement of described electronic clinical thermometer in real time.
6. electronic clinical thermometer as claimed in claim 5, is characterized in that, circuit board based on described circuit board;
Described film type NTC temperature sensor is arranged on the downside of described base circuit board;
Described test circuit and described Bluetooth signal transmitter module are arranged on the upside of described base circuit board, the gap in the middle of the handle of described sucker;
Described film type NTC temperature sensor, described test circuit and described Bluetooth transmission module realize Signal transmissions by described base circuit board.
CN201510901392.3A 2015-12-08 2015-12-08 A kind of electronic thermometer Active CN105361861B (en)

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CN201510901392.3A CN105361861B (en) 2015-12-08 2015-12-08 A kind of electronic thermometer

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Application Number Priority Date Filing Date Title
CN201510901392.3A CN105361861B (en) 2015-12-08 2015-12-08 A kind of electronic thermometer

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CN105361861B CN105361861B (en) 2019-01-04

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106143343A (en) * 2016-08-24 2016-11-23 无锡恒腾精密机械有限公司 A kind of shock proof automobile engine protection cap
CN108663133A (en) * 2018-05-10 2018-10-16 佛山市幻实科技有限公司 A kind of absorption type oxter electronic thermometer
CN108784668A (en) * 2018-04-16 2018-11-13 无锡市人民医院 A kind of point-to-point interactive system of intelligent shield trouble with state of an illness Risk-warning function
CN108937868A (en) * 2018-07-12 2018-12-07 许昌学院 A kind of outer protective device of biological signal collecting

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003254824A (en) * 2002-03-05 2003-09-10 Seiko Epson Corp Infrared sensor device, non-contacting temperature measuring instrument, and non-contacting clinical thermometer
CN102636284A (en) * 2012-05-14 2012-08-15 花国樑 NTC (negative temperature coefficient) surface temperature-measuring temperature sensor
CN104068831A (en) * 2014-01-17 2014-10-01 胡晓存 Intelligent thermometer
CN104161497A (en) * 2013-05-17 2014-11-26 黄首征 Isolated skin temperature collection device
CN104799833A (en) * 2015-05-27 2015-07-29 成都禾睿电子产品有限公司 Electronic baby thermometer
CN205411158U (en) * 2015-12-08 2016-08-03 孝感华工高理电子有限公司 Electronic clinical thermometer

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003254824A (en) * 2002-03-05 2003-09-10 Seiko Epson Corp Infrared sensor device, non-contacting temperature measuring instrument, and non-contacting clinical thermometer
CN102636284A (en) * 2012-05-14 2012-08-15 花国樑 NTC (negative temperature coefficient) surface temperature-measuring temperature sensor
CN104161497A (en) * 2013-05-17 2014-11-26 黄首征 Isolated skin temperature collection device
CN104068831A (en) * 2014-01-17 2014-10-01 胡晓存 Intelligent thermometer
CN104799833A (en) * 2015-05-27 2015-07-29 成都禾睿电子产品有限公司 Electronic baby thermometer
CN205411158U (en) * 2015-12-08 2016-08-03 孝感华工高理电子有限公司 Electronic clinical thermometer

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106143343A (en) * 2016-08-24 2016-11-23 无锡恒腾精密机械有限公司 A kind of shock proof automobile engine protection cap
CN108784668A (en) * 2018-04-16 2018-11-13 无锡市人民医院 A kind of point-to-point interactive system of intelligent shield trouble with state of an illness Risk-warning function
CN108663133A (en) * 2018-05-10 2018-10-16 佛山市幻实科技有限公司 A kind of absorption type oxter electronic thermometer
CN108937868A (en) * 2018-07-12 2018-12-07 许昌学院 A kind of outer protective device of biological signal collecting
CN108937868B (en) * 2018-07-12 2021-07-13 南京棠邑科创服务有限公司 External protection device for biological signal acquisition

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