CN2620263Y - Electronic thermometer for use on forehead - Google Patents
Electronic thermometer for use on forehead Download PDFInfo
- Publication number
- CN2620263Y CN2620263Y CN 03231233 CN03231233U CN2620263Y CN 2620263 Y CN2620263 Y CN 2620263Y CN 03231233 CN03231233 CN 03231233 CN 03231233 U CN03231233 U CN 03231233U CN 2620263 Y CN2620263 Y CN 2620263Y
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- CN
- China
- Prior art keywords
- temperature
- data processing
- housing
- output terminal
- electronic thermometer
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model describes a forehead type electronic thermometer, which is characterized in that it comprises a housing and a control circuit provided in the housing; a window for arranging a digital display and a switch button for connecting with the power supply are provided on the housing, the head part of the housing is disposed with an installation hole for arranging a temperature measurement sensor; the control circuit includes the temperature measurement sensor, a signal amplifier connected with the output end of the temperature measurement sensor, an A/D converter connected with the output end of the signal amplifier and a data processing unit dual-connected with the A/D converter, the output end of the data processing unit is connected with the display, and body temperature will be displayed digitally. When measuring the temperature, the probe shall stick to the forehead of the measured people for collecting the temperature on the surface of the forehead, and the result of the body temperature can be obtained after the data processing by the data processing unit. The technical indices of the utility model are: measuring temperature: 32-42DEG C; precision remains plus or minus 0.1DEG C; resolution is 0.1; environment temperature: 10-30DEG C. The utility model has advantages of fast and accurate measurement, small size and portability and has no cross infection.
Description
Technical field
The utility model relates to clinical thermometer, relates in particular to volume formula electronic thermometer.
Background technology
In health care,, use clinical thermometer usually in order to measure the body temperature of human body.Use at present more be mercury clinical thermometer and electronic thermometer, these two kinds of clinical thermometers all are for example the oral cavity to be measured by body temperature by inserting inside of human body, if it is not tight to sterilize like this, will easily form cross-infection.And also there are the long shortcoming of Measuring Time in these two kinds of clinical thermometers, make troubles to the user.Moreover the mercury clinical thermometer also fractures easily, in case fracture, mercury enters human body will form threat to user's life.
In order to address the above problem, someone has designed a kind of volume formula thermometer of measuring infrared ray ear clinical thermometer take temperature on forehead of temperature in ear, though these two kinds of clinical thermometers have overcome the shortcoming of the cross-infection of above-mentioned two kinds of clinical thermometers, but still have following deficiency: its middle ear formula electronic thermometer is had relatively high expectations to environment temperature, and, therefore do not accepted by medical department owing to the difference of human body left and right sides auditory canal temperature makes measuring accuracy carry not high (measuring accuracy is ± 0.2 ℃); Volume formula thermometer is the method that adopts chemistry substantially, comes display body temperature measurement value with the chromatogram test paper, and measuring accuracy can not satisfy the requirement of use.
Summary of the invention
The utility model is that a kind of easy to use, the Measuring Time that propose for the defective that solves existing various clinical thermometers are lacked, the probability and the high volume formula electronic thermometer of measuring accuracy of minimizing cross-infection.
The technical scheme that the utility model is taked is: volume formula electronic thermometer, be characterized in, and comprise housing and be located at the interior control circuit of housing; Described housing is provided with the shift knob that is used to that the window of digital display screen is set and is used to connect power supply, and the head of housing is provided with a mounting hole, is used to be provided with temperature probe; Described control circuit comprise temperature probe, the signal amplifier that is connected with the output terminal of temperature probe, the A/D converter that is connected with the output terminal of signal amplifier, with the two-way data processing unit that is connected of A/D converter, the output terminal of data processing unit connects display screen, and numeral shows body temperature.
Above-mentioned volume formula electronic thermometer, wherein, described data processing unit comprises data latches, data processing module, comparer, environment temperature detection module and liquid crystal display driver module; The input end of described data latches is connected with the output terminal of A/D converter, and the output terminal of data latches is connected with the input end of data processing module; The output terminal of data processing module respectively with after the input end of signal comparator, environment temperature detection module and liquid crystal display driver module be connected; The output terminal of environment temperature detection module is connected with comparer; The output terminal of comparer is connected with the input end of A/D converter, data latches respectively; The output terminal of liquid crystal display driver module is connected with digital display screen.
Above-mentioned volume formula electronic thermometer, wherein, described data processing unit is made of the MCU microprocessor.
Above-mentioned volume formula electronic thermometer, wherein, described temperature probe is a temperature probe, is made of the semiconductor temperature element.
Above-mentioned volume formula electronic thermometer wherein, also comprises the cap of keeping a public place clean, and is enclosed within the head of housing.
Above-mentioned volume formula electronic thermometer wherein, comprises that also one is located at the geometrical clamp of housing afterbody.
Because the utility model has adopted above technical scheme, reach by detection body temperature is carried out thermometric human body forehead surface skin.It utilizes the height of body temperature that this principle of medically generally acknowledging of corresponding performance and the ultimate principle of surface temperature measurement can both be arranged at each position of people, adopt sensor to carry out the collection of human body forehead surface temperature, and after amplification is handled the deviation compensation of forehead temperature and body temperature with the A/D conversion and by data processing unit MCU, the body temperature temperature is directly shown with digital mode.This structure has been forgone and has been caused the possibility of cross-infection, and measuring accuracy reaches 1 ℃ in soil, have measure quick, easy to use, can carry advantage.
Description of drawings
Concrete structure of the present utility model is further provided by following embodiment and accompanying drawing thereof.
Fig. 1 is an one-piece construction synoptic diagram of the present utility model.
Fig. 2 is the structural representation when clean-keeping cover separates with housing head among Fig. 1.
Fig. 3 is the utility model control circuit block diagram.
Fig. 4 is the block scheme of data processing unit among Fig. 3.
Embodiment
See also Fig. 1, Fig. 2.The utility model volume formula electronic thermometer comprises housing 1 and is located at the interior control circuit 2 of housing; Described housing 1 is provided with the shift knob 13 that is used to that the window 12 of digital display screen 11 is set and is used to connect power supply, the head 14 of housing is provided with a mounting hole 15, be used to be provided with temperature probe 16, this temperature probe 16 is temperature probes, is made of thermal sensing semiconductor temperature element.The power supply that control circuit adopts is: DC1.5V.
See also Fig. 3.Control circuit 2 of the present utility model comprise sensor 21, the signal amplifier 22 that is connected with the output terminal of sensor 21, the A/D converter 23 that is connected with the output terminal of signal amplifier 22, with the A/D converter 23 two-way data processing units that are connected 24, the output terminal of data processing unit 24 connects digital display screen 11, and numeral shows body temperature.
Considered of the influence of the gentle body temperature difference of human body volume during the utility model thermometric, taked the temperature compensation way the actual detected result.Thereby the ear temperature that infrared ear formula thermometer in the market produced, the error that ambient temperature effect detects the human body actual temperature have been remedied; Because of ambient temperature effect causes thermometric fluctuation; Auditory canal temperature difference reflects correctness influence etc. to body temperature.The processing of this temperature compensation is mainly born by data processing unit 24.
See also Fig. 4.Described data processing unit 24 is made of a MCU microprocessor, and it comprises following functional module: data latches 241, data processing module 242, comparer 243, environment temperature detection module 244 and liquid crystal display driver module 245; The input end of described data latches 241 is connected with the output terminal of A/D converter 23, and the output terminal of data latches 241 is connected with the input end of data processing module 242; Data processing module 242 its output terminals are connected with the input end of comparer 243, environment temperature detection module 244 and liquid crystal display driver module 245 respectively; The output terminal of environment temperature detection module 244 is connected with comparer 243; The output terminal of comparer 243 is connected with the input end of A/D converter 23, data latches 241 respectively; The output terminal of liquid crystal display driver module 245 is connected with digital display screen 11.
Data latches has been deposited the master data of various types of body temperatures of gathering in advance, during work, it receives through the measured's of A/D converter output body temperature signal and delivers to data processing module, after handling, data processing module passes the signal to comparer and environment temperature detection module respectively, the environment temperature detection module is delivered to comparer with detected environment temperature simultaneously, feeds back to A/D converter again after being compared by comparer and data latches carries out temperature compensation.Data after this compensation obtain the high data of degree of accuracy after data processing module is handled, deliver to digital display screen by the liquid crystal display driver module and show actual temperature.
The utility model volume formula electronic thermometer also comprises the cap 17 of keeping a public place clean, and is enclosed within the head of housing, and the protection probe is not contaminated.
The utility model volume formula electronic thermometer comprises that also one is located at the geometrical clamp 18 on the housing, and the time spent can not be fixed on this clinical thermometer on the clothes, is easy to carry.
The utility model utilizes the height of body temperature that this principle of medically generally acknowledging of corresponding performance and the ultimate principle of surface temperature measurement can both be arranged at each position of people, during thermometric, probe is attached on measured's the forehead, adopt temperature probe to carry out the collection of human body forehead surface temperature, through the information of a large amount of crowds' of data processing unit stored forehead temperature and the contrast of measured's body temperature, carry out data processing by data processing unit, draw the corresponding relation of human body forehead temperature and body temperature, thereby draw measured's body temperature.The time of temperature acquisition is shortened dramatically, and only be several seconds time to tens seconds, and measuring accuracy improves greatly.Technical indicator of the present utility model is: the temperature check temperature: 32～42 ℃; Precision ± 0.1 ℃; Resolution 0.1; Environment for use temperature: 10～30 ℃.
The measurement that has fast, accurately, volume urinates in carrying, do not have advantage such as cross-infection.
Claims (6)
1, volume formula electronic thermometer is characterized in that, comprises housing and is located at the interior control circuit of housing; Described housing is provided with the shift knob that is used to that the window of digital display screen is set and is used to connect power supply, and the head of housing is provided with a mounting hole, is used to be provided with temperature probe; Described control circuit comprise temperature probe, the signal amplifier that is connected with the output terminal of temperature probe, the A/D converter that is connected with the output terminal of signal amplifier, with the two-way data processing unit that is connected of A/D converter, the output terminal of data processing unit connects display screen, and numeral shows body temperature.
2, volume formula electronic thermometer according to claim 1 is characterized in that, described data processing unit comprises data latches, data processing module, comparer, environment temperature detection module and liquid crystal display driver module; The input end of described data latches is connected with the output terminal of A/D converter, and the output terminal of data latches is connected with the input end of data processing module; The output terminal of data processing module respectively with after the input end of signal comparator, environment temperature detection module and liquid crystal display driver module be connected; The output terminal of environment temperature detection module is connected with comparer; The output terminal of comparer is connected with the input end of A/D converter, data latches respectively; The output terminal of liquid crystal display driver module is connected with digital display screen.
3, volume formula electronic thermometer according to claim 1 is characterized in that described data processing unit is made of the MCU microprocessor.
4, volume formula electronic thermometer according to claim 1 is characterized in that, described probe is that temperature probe is made of the semiconductor temperature element.
5, volume formula electronic thermometer according to claim 1 is characterized in that, also comprises the cap of keeping a public place clean, and is enclosed within the head of housing.
6, volume formula electronic thermometer according to claim 1 is characterized in that, comprises that also one is located at the geometrical clamp on the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03231233 CN2620263Y (en) | 2003-05-16 | 2003-05-16 | Electronic thermometer for use on forehead |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03231233 CN2620263Y (en) | 2003-05-16 | 2003-05-16 | Electronic thermometer for use on forehead |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2620263Y true CN2620263Y (en) | 2004-06-09 |
Family
ID=34248035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03231233 Expired - Fee Related CN2620263Y (en) | 2003-05-16 | 2003-05-16 | Electronic thermometer for use on forehead |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2620263Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110567610A (en) * | 2019-08-26 | 2019-12-13 | 安徽汉诺医疗科技有限公司 | Electronic ear thermometer without measuring key |
| CN112326041A (en) * | 2020-11-10 | 2021-02-05 | 贝乐(广州)智能信息科技股份有限公司 | Intelligent body temperature measuring pen |
-
2003
- 2003-05-16 CN CN 03231233 patent/CN2620263Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110567610A (en) * | 2019-08-26 | 2019-12-13 | 安徽汉诺医疗科技有限公司 | Electronic ear thermometer without measuring key |
| CN112326041A (en) * | 2020-11-10 | 2021-02-05 | 贝乐(广州)智能信息科技股份有限公司 | Intelligent body temperature measuring pen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |