CN201658361U - Nipple thermometer - Google Patents
Nipple thermometer Download PDFInfo
- Publication number
- CN201658361U CN201658361U CN2010200265457U CN201020026545U CN201658361U CN 201658361 U CN201658361 U CN 201658361U CN 2010200265457 U CN2010200265457 U CN 2010200265457U CN 201020026545 U CN201020026545 U CN 201020026545U CN 201658361 U CN201658361 U CN 201658361U
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- circuit
- temperature
- nipple
- microcontroller
- thermometer
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Abstract
Disclosed is a nipple thermometer, which comprises a nipple and a thermometric circuit as integrated. The thermometric circuit includes a NTC resistance-type temperature sensor, a microcontroller and a display circuit. The display circuit includes a LED lamp. Due to the adoption of the LED lamp as the display element, the different temperatures can be shown by different LED lamps, in which the presentation is very clear and the great convenience is brought to the people. Due to the adoption of the comparative difference double-oscillation circuit for the digital conversion of the temperature, the nipple thermometer has the advantages of low cost, simple circuit, high sensitivity and easy large-scale promotion. Due to the adoption of the NTC resistance-type temperature probe as the temperature sensor, the circuit is constructed simply.
Description
Technical field
This utility model relates to a kind of nipple thermometer.
Background technology
Existing clinical thermometer is divided into two kinds, and a kind of is to adopt vehicular hydrargyrum of liquid or the alcohol thermometer that expands with heat and contract with cold, and adopts glass scale displays temperature.But owing to adopt glass-encapsulated, be easy to fragmentation, use dangerously, especially mercurial thermometer is in case fragmentation can cause great environmental pollution.Another kind is an electronic clinical thermometer, and for example digital LCD shows clinical thermometer, and convenient to use, the temperature intuitive display has been subjected to the welcome of user.But common user does not have sufficient medical knowledge, can not judge still whether this temperature is normal, and it is undesired that how high temperature is only even if known the height of temperature.Existing electronic clinical thermometer adopts the absolute resistance measurement method of NTC resistance, the different different temperature of resistance representative, but, produce very inconvenient because the production technology error of NTC resistance needs to finish by the method for hardware compensating the correction of error in the production of clinical thermometer.
Also have, infant is surveyed body temperature and is bothered very much, and father and mother need lure roars of laughter to be placed on suitable temperature measurement location to clinical thermometer patiently, time-consuming effort again.In the thermometric process, also need father and mother constantly to monitor, the child is done not feel like oneself and be reluctant to cooperate, even do not detect temperature accurately, influence child's health.
The utility model content
The purpose of this utility model is will provide a kind of not only can show body temperature exactly, and can show simultaneously whether body temperature belongs to the nipple thermometer of normal range, in the thermometric while, display circuit is pointed out unusual body temperature with different colors or bright lamp mode, it can in time measure the nipple of infant body temperature, it has the clinical thermometer that can show and point out abnormal temperature, makes the head of a family can be in time and suitably take medical measure.
For achieving the above object, provide following technical scheme.
A kind of nipple thermometer comprises temperature measurement circuit, and described temperature measurement circuit comprises temperature sensor, microcontroller and display circuit, and described nipple thermometer also comprises the shell as nipple, and whether unusual described display circuit comprise prompting temperature LED lamp.
Further, described temperature sensor is a NTC resistance-type temperature probe.
Further, described shell comprises basal disc and the milk mouth that is raised in basal disc, and described display circuit is installed on described basal disc, and described temperature sensor is installed on described milk mouth.
Further, described display circuit is made of the LED lamp, certainly the character display that does not comprise other types, the LED lamp has only bright and two states that do not work, compare with the character display of other types and greatly to have saved product cost, in fact also more meet user's user demand, whether unusual because the user only wonders body temperature, concrete body temperature reading is nonsensical to the user.
Further, described display circuit is made of the LED lamp of normal LED lamp of prompting body temperature and prompting abnormal body temperature.
Further, described temperature measurement circuit also comprises the two oscillating circuits of comparison difference, the output end of oscillating circuit of described temperature sensor links to each other with the temperature input of described oscillating circuit, the microcontroller outfan of described oscillating circuit links to each other with the oscillating circuit input of described microcontroller, the output end of oscillating circuit of described microcontroller links to each other with the microcontroller input of described oscillating circuit, and the display circuit outfan of described microcontroller links to each other with the microcontroller input of described display circuit.
Further, described temperature measurement circuit also comprises internal battery.
Further, also comprise the input the button whether described temperature measurement circuit of control is opened.
The display circuit of nipple thermometer of the present utility model adopts the LED lamp as display element, because the LED lamp is not a liquid crystal display, do not show concrete temperature reading, only point out body temperature whether normal, the LED lamp of different temperature ranges with different colours showed, as long as the normal LED lamp of expression body temperature lights, father and mother just do not worry that if the LED lamp of expression abnormal body temperature lights, father and mother just need take measures, such prompting is very clear and definite, and is greatly easy for people to use.This utility model has been broken people and has been thought that clinical thermometer must provide the prejudice of definite body temperature reading, adopts the cheap relatively and LED lamp that is easy to obtain of cost as display element, has a very strong practicality.In addition, adopt NTC resistance-type temperature probe, its degree of accuracy height; Adopt described oscillating circuit to carry out the conversion of resistance and temperature, highly sensitive, simple structure; And nipple and clinical thermometer tool be the design of one can be when the child bites nipple instant playback child body temperature whether unusual, avoid making the child uncomfortable, also be convenient to father and mother and monitor child's body temperature at any time.
Description of drawings
Fig. 1 is the schematic diagram of an embodiment of nipple thermometer of the present utility model.
The specific embodiment
Embodiment 1
The schematic diagram of an embodiment of nipple thermometer of the present utility model as shown in Figure 1.This embodiment comprises the shell of nipple formula and is installed on the temperature measurement circuit of shell, described temperature measurement circuit comprises temperature sensor, microcontroller and display circuit, also comprise the two oscillating circuits of comparison difference, the output end of oscillating circuit of described temperature sensor links to each other with the temperature input of described oscillating circuit, the microcontroller outfan of described oscillating circuit links to each other with the oscillating circuit input of described microcontroller, the output end of oscillating circuit of described microcontroller links to each other with the microcontroller input of described oscillating circuit, and the display circuit outfan of described microcontroller links to each other with the microcontroller input of described display circuit.The two oscillating circuits of described relatively difference have the self-compensating function, adopt the difference on the frequency of two oscillating circuits to obtain absolute temperature.
The calibration of oneself's intelligence is adopted in the calibration of this nipple thermometer, need not the calibration of hardware circuit coupling.
After nipple thermometer of the present utility model enters human oral cavity, the NTC temperature probe begins the variation of continuous detected temperatures, produce different resistance value, corresponding oscillating circuit also produces different frequencies of oscillation, reach balance up to described NTC temperature probe and human body temperature, when temperature no longer changes, promptly produce a stable resistance value, thereby oscillating circuit also produces a stable frequency of oscillation and passes to microcontroller, described microcontroller is converted into corresponding temperature by computing with stable frequency of oscillation, and corresponding different temperature range is lighted different LED lamps.
The display circuit of present embodiment adopts the LED lamp as display element, and different temperature ranges is shown different colors, does not show concrete body temperature value, for example adopt three LED lamps, wherein LED lamp 1 is red, and LED lamp 2 is yellow, whether LED lamp 3 is green, thereby remind user's body temperature unusual.When if the body temperature value of being above standard is too high, LED lamp of the present utility model can also be reminded with different bright lamp modes, adopts the red light of flicker to remind in one embodiment.
Among the another kind of embodiment, described temperature measurement circuit also may have sound-producing device, with the mode of voice unusual body temperature is reminded.
Whether present embodiment can also comprise the input button, is connected in described microcontroller, be used to control described temperature measurement circuit and open.When not needing to measure child's body temperature, close described temperature measurement circuit by described input button, nipple thermometer of the present utility model promptly can be used as toy for children, pacifies the child, has also played the effect that makes the power saving of this product durable.
During use, nipple of the present utility model is placed child's mouth, will point out the child present body temperature state automatically after detecting stable temperature.Because therefore children ' s habit also can monitor child's body temperature in real time in using nipple.Certainly, the adult uses this utility model also to be fine.
This utility model provides simple and clear and temperature check marking tools efficiently, finished indication with better simply means to the body temperature health status, reduced the complexity of electronic product, reduced the use of material, for society provides the electronic product of environment protection health, has good market value.
Above narrate only for preferred embodiment of the present utility model, can not limit rights protection scope of the present utility model with this certainly.Be appreciated that the equivalent variations of doing according to this utility model essence defined in the appended claims and scope, still belong to the scope that this utility model is contained.
Claims (8)
1. nipple thermometer, comprise temperature measurement circuit, described temperature measurement circuit comprises temperature sensor, microcontroller and display circuit, it is characterized in that, described nipple thermometer also comprises the shell as nipple, and whether unusual described display circuit comprise prompting temperature LED lamp.
2. nipple thermometer as claimed in claim 1 is characterized in that, described temperature sensor is a NTC resistance-type temperature probe.
3. nipple thermometer as claimed in claim 1 is characterized in that, described shell comprises basal disc and the milk mouth that is raised in basal disc, and described display circuit is installed on described basal disc, and described temperature sensor is installed on described milk mouth.
4. nipple thermometer as claimed in claim 1 is characterized in that described display circuit is made of the LED lamp.
5. nipple thermometer as claimed in claim 4 is characterized in that, described display circuit is made of the LED lamp of normal LED lamp of prompting body temperature and prompting abnormal body temperature.
6. nipple thermometer as claimed in claim 1, it is characterized in that, described temperature measurement circuit also comprises the two oscillating circuits of comparison difference, the output end of oscillating circuit of described temperature sensor links to each other with the temperature input of described oscillating circuit, the microcontroller outfan of described oscillating circuit links to each other with the oscillating circuit input of described microcontroller, the output end of oscillating circuit of described microcontroller links to each other with the microcontroller input of described oscillating circuit, and the display circuit outfan of described microcontroller links to each other with the microcontroller input of described display circuit.
7. nipple thermometer as claimed in claim 1 is characterized in that described temperature measurement circuit also comprises internal battery.
8. nipple thermometer as claimed in claim 1 is characterized in that, also comprises the input the button whether described temperature measurement circuit of control is opened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200265457U CN201658361U (en) | 2010-01-12 | 2010-01-12 | Nipple thermometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200265457U CN201658361U (en) | 2010-01-12 | 2010-01-12 | Nipple thermometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201658361U true CN201658361U (en) | 2010-12-01 |
Family
ID=43228766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010200265457U Expired - Fee Related CN201658361U (en) | 2010-01-12 | 2010-01-12 | Nipple thermometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201658361U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10470979B2 (en) | 2017-01-24 | 2019-11-12 | Hive Design, Inc. | Intelligent pacifier |
-
2010
- 2010-01-12 CN CN2010200265457U patent/CN201658361U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10470979B2 (en) | 2017-01-24 | 2019-11-12 | Hive Design, Inc. | Intelligent pacifier |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101201 Termination date: 20110112 |