CN205411158U - Electronic clinical thermometer - Google Patents

Abstract

The utility model is suitable for a temperature metering device field provides an electronic clinical thermometer, include: the plastics sucking disc thin film type NTC temperature sensor inside with being located the plastics sucking disc, thin film type NTC temperature sensor is the outside structure that forms through polyurethane film hot pressing of NTC chip, the NTC chip sets up polyurethane film's half -way point department, thin film type NTC temperature sensor draw forth the end with the NTC chip is connected, polyurethane film's both ends symmetry fixed connection is in on the plastics sucking disc, make the polyurethane film undercut forms the arc, draw forth the end position in thin film type NTC temperature sensor bottom. Through the thin film type NTC temperature sensor who sets up the plastics sucking disc with be located the inside bending of plastics sucking disc, the plastics sucking disc adsorbs when skin is surperficial, the direct and skin in close contact with of the thin film type NTC temperature sensor of inside bending to need not hand, connect stably, light easily movable has not guaranteed the accuracy of temperature measurement.

Description

A kind of electronic clinical thermometer

Technical field

This utility model belongs to temperature measurement device field, particularly relates to a kind of electronic clinical thermometer.

Background technology

Along with health is increasingly paid attention to by the development of social senilization with people, the electronic clinical thermometer that can detect body surface temperature real-time is becoming increasingly popular.Traditional electronic clinical thermometer needs hand-held measurement or is clamped in oxter measurement, measures the time long.

nullNTC thermistor is a kind of with transition metal oxide as main raw material(s)，Use the thermal sensitive ceramics assembly that electronic ceramic process is made，There is thermal time constant low、The fireballing feature of thermometric，Therefore prior art also has the temperature element using NTC thermistor as clinical thermometer，The most entitled " a kind of electronic clinical thermometer quickly measured at ear-lobe position " (application number: 201310035497.6，The applying date: on January 30th, 2013) Chinese utility model patent disclosed in technical scheme，It is close to dermal harvest body temperature by metal thermal sensitive piece，The unencapsulated nude film of NTC thermistor is directly fastenedly connected with metal thermal sensitive piece，Body temperature can be recorded faster，But this type electronic clinical thermometer needs for the most hand-held making it be in close contact with human body，Test error can be caused after Song Donging big，The most accurately test infant body temperature difficulty is very big.

Utility model content

The purpose of this utility model embodiment 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 this utility model embodiment relates to, including: plastic suckers be positioned at the film type NTC temperature sensor within plastic suckers；

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 at the intermediate point 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 plastic suckers, makes described polyurethane film concave downward form arc, and described exit is positioned at the bottom of described film type NTC temperature sensor.

A kind of electronic clinical thermometer related to as embodiment one, described polyurethane film is rectangle lamellar.

Being provided with circuit board at intermediate point within described plastic suckers, the two ends of described polyurethane film are fixed on the both sides of described circuit board, make described circuit board and described film type NTC temperature sensor realize electrical connection；

Described circuit board includes testing circuit, and described film type NTC temperature sensor contacts body surface perception shell temperature, the resistance of film type NTC temperature sensor described in described test circuit test.

Described circuit board also includes that Bluetooth signal transmitter module, described electronic clinical thermometer also include outside handheld device；

Described outside handheld device includes controller, Bluetooth receptions module, computing module and display screen；

Described resistance is also sent to described outside handheld device by described signal emission module by the resistance of film type NTC temperature sensor described in described test circuit measuring；

The described controller of described outside handheld device controls described Bluetooth receptions module and receives the resistance information of described measurement, control described computing module and calculate temperature value according to described resistance information, and shown in real time by described display screen, it is achieved described outside handheld device shows the body temperature that described electronic clinical thermometer is measured 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 plastic suckers；

Described film type NTC temperature sensor, described test circuit and described Bluetooth transmission module realize signal by described base circuit board and transmit.

The beneficial effect of a kind of electronic clinical thermometer that this utility model embodiment provides includes:

nullA kind of electronic clinical thermometer that this utility model embodiment provides，By arranging plastic suckers and being positioned at the film type NTC temperature sensor of the internal bending of plastic suckers，Plastic suckers is made up of soft materials such as plastics，Human skin can be attracted to due to the effect of pressure when plastic suckers is pressed in human skin，Plastic suckers adsorbs when skin surface，The film type NTC temperature sensor of internal bending is directly in close contact with skin，And need not be hand-held，Stable connection，Will not move easily，Ensure that the accuracy of thermometric，Film type NTC temperature sensor is separated with ambient temperature by plastic suckers with body surface 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 that this utility model provides，The material used is simple，With low cost，Easily it is attached to skin surface，Time constant is less than 1S，Test body surface temperature-time is less than 1S less than 20S time constant，Test body surface temperature-time is less than 20S，Can be widely applied to the shell temperature detection of child old man and monitor 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 gap in the middle of the upside of base circuit board, i.e. plastic suckers handle, and whole electronic thermometer structure is compact.

To measure part and show part separately, both are connected by Bluetooth communication, make measurement partial devices smaller and more exquisite, can preferably adsorb and carry out temperature taking at human body skin, convenient and real-time being separately won by display part can take measurement temperature value.

Accompanying drawing explanation

In order to be illustrated more clearly that the technical scheme in this utility model embodiment, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is only embodiments more of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.

Fig. 1 is the sectional view of a kind of electronic clinical thermometer that this utility model embodiment provides；

Fig. 2 is the sectional view at another visual angle of a kind of electronic clinical thermometer that this utility model embodiment provides；

In figure, 1 is plastic suckers, 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 the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, this utility model is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain this utility model, is not used to limit this utility model.

In order to technical scheme described in the utility model is described, illustrate below by specific embodiment.

Being illustrated in figure 1 the schematic cross-section of a kind of electronic clinical thermometer that this utility model provides, as shown in Figure 1, this electronic clinical thermometer includes: plastic suckers 1 and be positioned at the film type NTC temperature sensor 5 within plastic suckers 1.

This film type NTC temperature sensor 5 is the outside structure formed by polyurethane film 4 hot pressing of NTC chip 3, makes film type NTC temperature sensor 5 flexible, deformable.NTC chip 3 is arranged at the intermediate point 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 on plastic suckers 1, makes polyurethane film 4 concave downward form arc, and exit is positioned at the bottom of film type NTC temperature sensor 5.

nullA kind of electronic clinical thermometer that this utility model embodiment provides，By arranging plastic suckers and being positioned at the film type NTC temperature sensor of the internal bending of plastic suckers，Human skin can be attracted to due to the effect of pressure when plastic suckers is pressed in human skin，Plastic suckers adsorbs when skin surface，The film type NTC temperature sensor of internal bending is directly in close contact with skin，And need not be hand-held，Stable connection，Will not move easily，Ensure that the accuracy of thermometric，Film type NTC temperature sensor is separated with ambient temperature by plastic suckers with body surface 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 that this utility model provides，The material used is simple，With low cost，Easily it is attached to skin surface，Time constant is less than 1S，Test body surface temperature-time is less than 1S less than 20S time constant，Test body surface temperature-time is less than 20S，Can be widely applied to the shell temperature detection of child old man and monitor in real time.

It is illustrated in figure 2 the sectional view at another visual angle of a kind of electronic clinical thermometer that this utility model provides, the view directions of Fig. 1 and Fig. 2 is mutually perpendicular to, from Fig. 1 and Fig. 2, further, in this utility model embodiment, being provided with circuit board 2 at the intermediate point within plastic suckers 1, 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 includes testing circuit, and film type NTC temperature sensor 5 contacts body surface perception shell temperature, the resistance of this test circuit test film type NTC temperature sensor 5.

Preferably, this circuit board 2 also includes Bluetooth signal transmitter module, and this electronic clinical thermometer also includes outside handheld device.This outside handheld device includes controller, Bluetooth receptions module, computing module and display screen.

Test the resistance of circuit measuring 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 Bluetooth receptions module and receives the resistance information of this measurement, control computing module and calculate temperature value according to this resistance information, and shown in real time by display screen, it is achieved outside handheld device shows the body temperature that electronic clinical thermometer is measured in real time.

In being embodied as, 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, i.e. gap in the middle of plastic suckers handle, film type NTC temperature sensor, test circuit and Bluetooth transmission module realize signal by this base circuit board and transmit, and meet the compactedness of whole electronic thermometer structure.

A kind of electronic clinical thermometer that this utility model provides, to measure part and show part separately, both are connected by Bluetooth communication, make measurement partial devices smaller and more exquisite, can preferably adsorb and carry out temperature taking at human body skin, convenient and real-time being separately won by display part can take measurement temperature value.

The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all any amendment, equivalent and improvement etc. made within spirit of the present utility model and principle, within should be included in protection domain of the present utility model.

Claims (5)

1. an electronic clinical thermometer, it is characterised in that described electronic clinical thermometer includes: plastic suckers and be positioned at the film type NTC temperature sensor within plastic suckers；

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 at the intermediate point 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 plastic suckers, makes described polyurethane film concave downward form arc, and described exit is positioned at the bottom of described film type NTC temperature sensor.

2. electronic clinical thermometer as claimed in claim 1, it is characterised in that described polyurethane film is rectangle lamellar.

3. electronic clinical thermometer as claimed in claim 1, it is characterized in that, being provided with circuit board at intermediate point within described plastic suckers, the two ends of described polyurethane film are fixed on the both sides of described circuit board, make described circuit board and described film type NTC temperature sensor realize electrical connection；

Described circuit board includes testing circuit, and described film type NTC temperature sensor contacts body surface perception shell temperature, the resistance of film type NTC temperature sensor described in described test circuit test.

4. electronic clinical thermometer as claimed in claim 3, it is characterised in that described circuit board also includes that Bluetooth signal transmitter module, described electronic clinical thermometer also include outside handheld device；

Described outside handheld device includes controller, Bluetooth receptions module, computing module and display screen；

Described resistance is also sent to described outside handheld device by described signal emission module by the resistance of film type NTC temperature sensor described in described test circuit measuring；

The described controller of described outside handheld device controls described Bluetooth receptions module and receives the resistance information of described measurement, control described computing module and calculate temperature value according to described resistance information, and shown in real time by described display screen, it is achieved described outside handheld device shows the body temperature that described electronic clinical thermometer is measured in real time.

5. electronic clinical thermometer as claimed in claim 4, it is characterised 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 plastic suckers；

Described film type NTC temperature sensor, described test circuit and described Bluetooth transmission module realize signal by described base circuit board and transmit.