CN202604805U - Ear thermometer with ear canal sensing device - Google Patents
Ear thermometer with ear canal sensing device Download PDFInfo
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- CN202604805U CN202604805U CN 201220043152 CN201220043152U CN202604805U CN 202604805 U CN202604805 U CN 202604805U CN 201220043152 CN201220043152 CN 201220043152 CN 201220043152 U CN201220043152 U CN 201220043152U CN 202604805 U CN202604805 U CN 202604805U
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- auditory meatus
- temperature
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Abstract
The utility model provides an ear thermometer with an ear canal sensing device. The ear thermometer mainly comprises two sensors, wherein one of the sensors is a proximity sensor and is installed on one side of the inner portion of a probe, whether the probe is inserted into an ear canal is determined according to the condition whether the probe is close to skin, and the sensor serves as an ear canal sensing device and is used for switching a measuring mode to an ear temperature mode or a second mode, such as a forehead temperature, a surface temperature or a room temperature; the other sensor is an infrared sensor and is used for measuring temperatures; and when the proximity sensor determines the measuring mode, and the infrared sensor measures the temperature, processes a signal through a control module, and displays the signal on a display unit. According to the ear thermometer, by the aid of the proximity sensor, whether the probe in inserted into the ear canal is determined, the measuring mode is switched, and more than two types of temperature measuring modes can be combined in one device.
Description
Technical field
This utility model is relevant a kind of infrared ear temp gun, is meant that especially a kind of use closely connects sensor as the auditory meatus detector.Can make product judge and switch the measurement pattern automatically is the ear temperature pattern or the second measurement pattern, and the second measurement pattern can be volume temperature pattern or surperficial temperature pattern or room temperature pattern.
Background technology
Measuring body temperature is the important step in the medical act, and to have judged whether the fever phenomenon, body temperature measures and is divided into axil temperature, ear temperature, E Wen, Sublingual temperature, anus temperature or the like, and wherein axil temperature, Sublingual temperature, anus temperature all use mercurial thermometer or electronic clinical thermometer to measure; Ear thermometer uses the infrared ray measurement technology, and will pop one's head in and insert in the auditory meatus, rapid measuring ear temperature, and after adding temperature compensation value of repaying suitable for reading, show equivalence mouthful temperature; Volume temperature rifle then is to use the infrared ray measurement technology, does not contact or slightly contact forehead skin, with fast scan volume temperature, and after adding temperature compensation value of repaying suitable for reading, shows equivalence mouthful temperature.Electric body-temperature is counted the standing medical supplies of family, but it needs the long measurement time, and ear thermometer and volume temperature rifle then can be accomplished in several seconds fast and measure.
Because ear thermometer and volume temperature rifle all use the infrared ray measurement technology, only be that measurement sites is different, so existing on the market with Er Wen and the two-in-one thermometer of volume temperature; But in order to cooperate different measurement sites, its radiance is different with mouthful warm offset, therefore at present all two-in-one thermometeies all must user with manual mode of operation; To certain handover mechanism; Most for touching microswitch or button operation, measure the switching of pattern, so that measure correct body temperature; Yet manual switchover can't the person's of avoiding the use of handoff error problem, and some uses microswitch to be handover mechanism, also exists to switch the reliability doubt, and for example switch gets rusty etc., in case and the pattern handoff error will cause the error that body temperature measures.
Therefore, this utility model promptly proposes the thermometer that a kind of automatic judgement measures pattern, and its use closely connects sensor as the auditory meatus sensing apparatus, and effectively to overcome problems such as above-mentioned, concrete framework and embodiment thereof will be specified in down.
Summary of the invention
The main purpose of this utility model is providing a kind of ear thermometer with auditory meatus sensing apparatus, and it is to utilize one closely to connect the inside that sensor is installed on probe, and presses close to the side of probe; Judge whether probe is close to skin, and then can judge whether probe is to insert the auditory meatus state, in order to automatically switch to two kinds of measurement patterns; One of which is for inserting the ear temperature pattern in the auditory meatus; It can be E Wen, surface temperature or room temperature isotype two for not insert the second measurement pattern in the auditory meatus, and user does not need manual switchover; Avoid improving the warm degree that uses simultaneously because of the error that body temperature measures appears in the pattern mistake.
For reaching above-mentioned purpose, this utility model provides a kind of ear thermometer with auditory meatus sensing apparatus, comprising:
One body comprises a probe;
One first sensor; Be positioned at the inside of said probe, and be positioned on the side of said probe, one distance is arranged with the front end of said probe; When inserting an auditory meatus according to said probe; Said first sensor is detected the skin whether said probe is close to said auditory meatus, whether inserts in the said auditory meatus to judge said probe, and as judging that one measures the foundation of pattern;
One second sensor is positioned at said probe to detect at least one infrared signal;
One control module; It connects a button and said first, second sensor; When said button is activated; Judge that according to said first sensor said measurement pattern is an ear temperature pattern or one second measurement pattern, start said second sensor afterwards and carry out measuring temp and computing, and the result of measuring temp is back to said control module; And
One display unit is positioned on the said body and connects said control module, is shown on the said display unit in order to the result that will measure.
Wherein, the said second measurement pattern can be a volume temperature measurement pattern, a surface temperature measures pattern or a room temperature measures pattern.
Wherein, show said measuring temperature result on the said display unit simultaneously and measure mode symbol.
Wherein, comprise amplifier, an analog-digital converter and a processor in advance in the said control module, with the temperature signal that said second sensor is detected amplify and convert digital signal to after supply said processor to handle.
Wherein, said first sensor can be that an optical profile type closely connects sensor or a condenser type closely connects sensor.
Wherein, said first sensor is the side that is positioned at said probe, when object is positioned at the distance of reaction of said first sensor, judges that then said probe is positioned at auditory meatus, as an auditory meatus sensing apparatus.
Wherein, said first sensor and said probe said distance foremost is greater than 2 millimeters (mm).
Wherein, the said distance of the front end of said first sensor and said probe is the induction range greater than said first sensor.
The thermometer with auditory meatus sensing apparatus that this utility model provided is to utilize closely to connect the position that sensor is judged probe automatically; Automatically sense probe according to the sensitivity (being induction range) that closely connects sensor and whether be close to skin; And then judge whether probe is arranged in auditory meatus; And to switch the measurement pattern by control module be the ear temperature pattern or the second measurement pattern; Therefore user does not need manual switchover to measure pattern, reduces the error in measurement that faulty operation caused, the warm degree that more convenient user operation, raising are used.
Description of drawings
Fig. 1 is the axonometric chart that the utlity model has the ear thermometer of auditory meatus sensing apparatus;
Fig. 2 a and Fig. 2 b are respectively to this utility model is used in the ear temperature and measure the sketch map that measures with the volume temperature;
Fig. 3 judges the block chart of method for measurement of the thermometer of measurement pattern automatically for this utility model;
Fig. 4 measures the sketch map of an embodiment of ear temperature and display result for this utility model.
Description of reference numerals: 10-thermometer body; The 12-probe; 122-closely connects sensor; The 124-infrared sensor; The 14-display unit; 16-measures button; The 182-first pattern displaying symbol; The 184-second pattern displaying symbol; 20-is amplifier in advance; The 22-analog-digital converter; The 24-processor.
The specific embodiment
Below in conjunction with accompanying drawing, do more detailed explanation with other technical characterictic and advantage to this utility model is above-mentioned.
This utility model provides a kind of automatic judgement to measure the thermometer of pattern, and it is to comprise two kinds of sensors, provides multiple measurement pattern can supply to switch, and is to judge environmental aspect selection measurement pattern automatically by thermometer itself.
Fig. 1 is the axonometric chart of the thermometer of this utility model; Thermometer body 10 is provided with a probe 12, and it is the shape of similar circular cone, is provided with one in probe 12 inside and closely connects a sensor 122 and an infrared sensor 124; Closely connecing sensor 122 is located on probe 12 the side; Can be that optical profile type closely connects sensor or condenser type closely connects sensor, whether contact with object, be applied in ear thermometer and then be detecting and pop one's head in and 12 whether contact with skin in order to detecting probe 12; Also be provided with a display unit 14 and on the thermometer body 10 and measure button 16; Wherein measure button 16 and be connected to an inner control module (not shown); Can drive and closely connect sensor 122 and infrared sensor 124, and sensed temperature is shown on the display unit 14.
Closely connect on the side in the probe 12 that sensor 122 is installed on ear thermometer, its user mode is shown in Fig. 2 a and Fig. 2 b, and wherein Fig. 2 a is the sketch map that ear temperature measures, and Fig. 2 b is the sketch map of volume temperature measurement.In Fig. 2 a, probe is inserted 12 and is gone in the auditory meatus, owing to closely connect the side that sensor 122 just is located at probe 12, and in this figure, is provided in a side of the lower edge of probe 12, so the skin of auditory meatus lower edge is with closely to connect sensor 122 quite approaching, even is close to; In Fig. 2 b, forehead with closely connect sensor 122 and keep more than the certain distances; Therefore, the sensor 122 that closely connects that is installed on probe 12 can be as the auditory meatus sensing apparatus, and whether judgement probe 12 inserts in the auditory meatus; The for example preset sensing range that closely connects sensor 122 is a distance, with 2 millimeters be example, when the distance that closely connects sensor 122 and skin during less than 2 millimeters; Represent skin in sensing range; That is pop one's head in 12 with skin quite near in addition be close to, therefore judge that probe 12 inserts in the auditory meatus, can carry out the measurement of ear temperature.
Doing of thermometer internal control module please refer to Fig. 3, and control module comprises amplifier 20, an analog-digital converter 22 and a processor 24 in advance, closely connects sensor 122 connection processing devices 24; Infrared sensor 124 connects amplifier 20 in advance, please be simultaneously with reference to figure 1 and Fig. 3, when 10 starts of thermometer body; After pressing measurement button 16; Can be according to the sensing result decision measurement pattern that closely connects sensor 122, if object is sensed in the sensing range that closely connects sensor 122, promptly popping one's head in 12 is inserted into and therefore senses object (being skin) in the auditory meatus; The said signal that closely connects sensor is sent to processor 24; Judge that the measurement pattern is an ear temperature pattern, if not, then the measurement pattern is switched to the second measurement pattern; Simultaneously; Infrared sensor 124 begins infrared ray according to the measurement pattern of judging and measures; And see off one with the corresponding electric signal of infrared ray, said electric signal is an analog signal, amplifies through amplifier 20 in advance earlier; Convert digital signal to through analog-digital converter 22 again, deliver to processor 24 and handle; Processor 24 can be with this signal; Computing becomes the determinand temperature, and gives the suitable warm offset of mouth according to the measurement pattern, and is last; Processor 24 is with the final temperature value and closely connect the measurement pattern that sensor 122 judged and be shown on the display unit 14; Like the first pattern displaying symbol 182 among Fig. 1 and the second pattern displaying symbol 184, this two modes 182,184 can be the symbol of representative meaning, and for example ear temperature pattern shows that the pattern of ear, forehead pattern show the forehead symbol; The room temperature pattern shows that a basin is potted plant or the like, and two modes displaying symbol 182,184 also can be display lamp.
Fig. 4 measures an embodiment sketch map of ear temperature and display result for this utility model; Display unit 14 on the thermometer body 10 has shown that the measurement pattern is an ear temperature pattern; And on the position of the first pattern displaying symbol 182, reveal the ear pattern; Why user can understand the measurement pattern according to clarity, and measurement pattern below shows that then the ear temperature is 37.9 ℃.
The sensing range that closely connects sensor in this utility model is 0～5 millimeter; Best sensing range is about 2 millimeters; Therefore if object from the distance that closely connects sensor greater than 2 millimeters, then the measurement pattern is switched to second pattern, otherwise; If in 2 millimeters, sense object, then measurement pattern is an ear temperature pattern.The measurement pattern that this utility model provided has comprised three kinds and has judged combination; The first measurement pattern is all ear temperature pattern; Because it is the measurement pattern in the sensing range that closely connects sensor; And the second measurement pattern be object distance greater than the sensing range that closely connects sensor, can comprise volume temperature pattern, surface temperature pattern and room temperature pattern etc., being combined as of patterns: Er Wen-E Wen measures pattern, Er Wen-surface temperature measures pattern gill temperature-room temperature and measures pattern so three kinds measure.
Be noted that; Closely connecing sensor need be greater than the induction range that closely connects sensor with the distance of probe front end, and for example induction range is 0～2 millimeter, and then closely connecing sensor needs greater than 2 millimeters apart from the probe front end; To avoid, closely connect the situation generation of sensor erroneous judgement for ear temperature such as when the measurement volume temperature.
The method for measurement of the utility model ear thermometer please also refer to Fig. 1 and Fig. 3; After 10 starts of thermometer body; Closely connect sensor 122 and promptly constantly the sensing signal is sent to processor 24; When processor 24 bases closely connect the sensing signal state; Discovery meets from measurement sites outside the sensing range that closely connects sensor 122; Transition becomes measurement sites in the sensing range that closely connects sensor 122, judges then that the user just will pop one's head in 12 to insert in the ducts; At this moment, processor 24 will be automatically from infrared sensor 124 measuring temperatures, and send a temperature signal; Temperature signal is an analog signal; Through amplifier 20 amplifications in advance, convert digital signal to by analog-digital converter 22 more earlier, deliver to processor 24 and handle; At last; Processor 24 is shown in 124 temperature that measure of infrared sensor on the display unit 14; So will make product become ear thermometer with auto-measuring function; The user only needs after start; Ear thermometer is inserted in the duct; Can obtain the ear temperature, make product operation reach most simplifying, more easily operation.
The ear thermometer of this utility model possesses judges whether user correctly uses the function of ear thermometer, please be simultaneously with reference to figure 1 and Fig. 3, when 10 starts of thermometer body; After pressing measurement button 16, processor 24 can read the sensing result that closely connects sensor 122, if object is sensed in the sensing range that closely connects sensor 122; Promptly pop one's head in and 12 be inserted into the enough dark position of auditory meatus; Make closely to connect sensor 122 and can be arranged in auditory meatus and be close to skin, if not, represent then that user correctly will not popped one's head in 12 to insert in the auditory meatus; Then ear thermometer will carry out the warning message of acousto-optic, to remind the maloperation of user.The function that ear thermometer will be had judge user whether correctly to use, and warning lets the use ear thermometer that user can be more accurate.
In sum; The thermometer with auditory meatus sensing apparatus that this utility model provided is to utilize closely to connect the position that sensor is judged probe automatically; Automatically sense probe according to the sensitivity (being induction range) that closely connects sensor and whether be close to skin; And then judge whether probe is arranged in auditory meatus, and to switch the measurement pattern by control module be the ear temperature pattern or the second measurement pattern, so user does not need manual switchover measurement pattern; Reduce the error in measurement that faulty operation caused, the warm degree that more convenient user operation, raising are used.
More than explanation is just illustrative as far as this utility model; And nonrestrictive, those of ordinary skills understand, under the situation of spirit that does not break away from following accompanying claims and limited and scope; Can make many modifications; Change, or equivalence, but all will fall in the protection domain of this utility model.
Claims (8)
1. the ear thermometer with auditory meatus sensing apparatus is characterized in that, comprising:
One body comprises a probe;
One first sensor; Be positioned at the inside of said probe, and be positioned on the side of said probe, one distance is arranged with the front end of said probe; When inserting an auditory meatus according to said probe; Said first sensor is detected the skin whether said probe is close to said auditory meatus, whether inserts in the said auditory meatus to judge said probe, and as judging that one measures the foundation of pattern;
One second sensor is positioned at said probe to detect at least one infrared signal;
One control module; It connects a button and said first, second sensor; When said button is activated; Judge that according to said first sensor said measurement pattern is an ear temperature pattern or one second measurement pattern, start said second sensor afterwards and carry out measuring temp and computing, and the result of measuring temp is back to said control module; And
One display unit is positioned on the said body and connects said control module, is shown on the said display unit in order to the result that will measure.
2. the ear thermometer with auditory meatus sensing apparatus according to claim 1 is characterized in that, the said second measurement pattern is that a volume temperature measurement pattern, a surface temperature measure pattern or a room temperature measures pattern.
3. the ear thermometer with auditory meatus sensing apparatus according to claim 1 is characterized in that, shows said measuring temperature result on the said display unit simultaneously and measures mode symbol.
4. the ear thermometer with auditory meatus sensing apparatus according to claim 1; It is characterized in that; Comprise amplifier, an analog-digital converter and a processor in advance in the said control module, with the temperature signal that said second sensor is detected amplify and convert digital signal to after supply said processor to handle.
5. the ear thermometer with auditory meatus sensing apparatus according to claim 1 is characterized in that, said first sensor is that an optical profile type closely connects sensor or a condenser type closely connects sensor.
6. the ear thermometer with auditory meatus sensing apparatus according to claim 1; It is characterized in that said first sensor is the side that is positioned at said probe, when object is positioned at the distance of reaction of said first sensor; Judge that then said probe is positioned at auditory meatus, as an auditory meatus sensing apparatus.
7. the ear thermometer with auditory meatus sensing apparatus according to claim 6 is characterized in that, said first sensor and said probe distance foremost are greater than 2 millimeters.
8. the ear thermometer with auditory meatus sensing apparatus according to claim 6 is characterized in that, the distance of the front end of said first sensor and said probe is the induction range greater than said first sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220043152 CN202604805U (en) | 2012-02-10 | 2012-02-10 | Ear thermometer with ear canal sensing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220043152 CN202604805U (en) | 2012-02-10 | 2012-02-10 | Ear thermometer with ear canal sensing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202604805U true CN202604805U (en) | 2012-12-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220043152 Expired - Lifetime CN202604805U (en) | 2012-02-10 | 2012-02-10 | Ear thermometer with ear canal sensing device |
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| CN (1) | CN202604805U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016095807A1 (en) * | 2014-12-15 | 2016-06-23 | 徐文辉 | Contact monitoring device for contact physiological-parameter measuring instrument |
| CN109171669A (en) * | 2018-10-19 | 2019-01-11 | 深圳聚瑞华实业有限公司 | A kind of domestic intelligent ear thermometer |
-
2012
- 2012-02-10 CN CN 201220043152 patent/CN202604805U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016095807A1 (en) * | 2014-12-15 | 2016-06-23 | 徐文辉 | Contact monitoring device for contact physiological-parameter measuring instrument |
| CN109171669A (en) * | 2018-10-19 | 2019-01-11 | 深圳聚瑞华实业有限公司 | A kind of domestic intelligent ear thermometer |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121219 |
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| CX01 | Expiry of patent term |