CN102613961A - Infrared thermometer - Google Patents
Infrared thermometer Download PDFInfo
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- CN102613961A CN102613961A CN2011100339799A CN201110033979A CN102613961A CN 102613961 A CN102613961 A CN 102613961A CN 2011100339799 A CN2011100339799 A CN 2011100339799A CN 201110033979 A CN201110033979 A CN 201110033979A CN 102613961 A CN102613961 A CN 102613961A
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- infrared
- temperature sensor
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- heater
- infrared temperature
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Abstract
The invention discloses an infrared thermometer which comprises a measuring probe, wherein the measuring probe comprises a first casing and an infrared temperature sensor arranged in the first casing; the infrared temperature sensor comprises a second casing with thermal conductivity and an infrared sensing element arranged in the second casing; and a heater used for heating the infrared temperature sensor is arranged between the first casing and the second casing. The invention also discloses a manufacturing method of the infrared thermometer. with the adoption of the invention, the internal structure of the infrared temperature sensor in the prior art is not needed to be changed, and only the heater used for heating the infrared temperature sensor is arranged between the first casing and the second casing, so that the detection accuracy can be improved. As the structure of the infrared thermometer is very simple, common enterprises related with circuits can produce and process the infrared thermometers without professional infrared temperature sensor production capability.
Description
Technical field
The present invention relates to a kind of infrared thermometer, be specifically related to a kind of clinical thermometer that passes through the infrared rays survey body temperature of detection tympanum emission.
Background technology
Infrared thermometer is to come take temperature through the infrared ray that detects the tympanum emission.Because infrared sensor is to the dependence of variation of ambient temperature, the variation of ambient temperature usually can influence thermometric precision.
Infrared temperature sensor is one of important composition parts of infrared thermometer.In order to improve the accuracy of detection of infrared thermometer, people improve the internal structure of infrared temperature sensor, and in the structure of the set inside heater of infrared temperature sensor.The patent of this respect comprises US 6,626,835, US6,694,1745 etc.
But in actual production, because needs specialized, scale, the product division of labor is more and more thinner.The producer that in the art, infrared thermometer usually can occur producing not necessarily has the ability (outsourcing) of professional production infrared temperature sensor.In such cases,, will run into many inconvenience if accuracy of detection improves through the structure of improving infrared temperature sensor in the producer that requires to produce infrared thermometer.
Summary of the invention
The technical problem underlying that the present invention will solve is, provides a kind of internal structure that need not to improve infrared temperature sensor can improve infrared thermometer of accuracy of detection and preparation method thereof.
For solving the problems of the technologies described above; The present invention provides a kind of infrared thermometer; Comprise a measuring probe; Said measuring probe comprises first housing and places the intravital infrared temperature sensor of said first shell, said infrared temperature sensor to comprise second housing with thermal conductance and is arranged at the intravital infrared induction element of said second shell, between said first housing and second housing, is provided with the heater that is used for said infrared temperature sensor heating.
Said heater comprises heater coil, and said heater coil is wrapped on said second housing.
Comprise that also the said heater of control makes said infrared temperature sensor keep the radiator valve of steady temperature.
Also comprise the temperature that can detect said infrared temperature sensor and temperature information fed back to the temperature inductor of said radiator valve.
Said temperature inductor is arranged on said second housing.
A kind of manufacture method of infrared thermometer comprises the steps:
Step 1: the infrared temperature sensor of selecting to have the thermal conductance housing;
Step 2: on the outer surface of the housing of said infrared temperature sensor, adhere to heater;
Step 3: the infrared temperature sensor that is attached with heater on the outer surface is inserted in the measuring probe of infrared thermometer.
Further, said heater comprises heater coil, and said heater coil is wrapped on the outer surface of housing of said infrared temperature sensor.
Adopt the present invention, its beneficial technical effects is:
1, need not to change the internal structure of original infrared temperature sensor; Only need on the basis of original infrared temperature sensor; Heater through between second housing of first housing of popping one's head in and infrared temperature sensor, being provided for infrared temperature sensor is heated can improve accuracy of detection.Because structure is very simple, need not possess the infrared temperature sensor production capacity of specialty, the common producer relevant with circuit just can process or improve voluntarily.
2, heater adopts the structure of heater coil, only needs heater coil is wrapped on second housing, and structure is simpler, convenient and practical, and is with low cost.
3, through radiator valve being set and detecting the temperature of infrared temperature sensor and temperature information is fed back to radiator valve, can make infrared temperature sensor keep constant temperature, further guarantee the accuracy of detection of infrared temperature sensor.
Description of drawings
Fig. 1 is a kind of infrared thermometer sketch map of the present invention;
Fig. 2 is the measuring probe cutaway view of a kind of infrared thermometer embodiment one of the present invention;
Fig. 3 is heater and the infrared temperature sensor cutaway view of a kind of infrared thermometer embodiment one of the present invention;
Fig. 4 is the measuring probe cutaway view of a kind of infrared thermometer embodiment two of the present invention;
Fig. 5 is heater and the infrared temperature sensor cutaway view of a kind of infrared thermometer embodiment two of the present invention.
The specific embodiment
Combine accompanying drawing that the present invention is done further explain through the specific embodiment below.
Embodiment one
Please refer to Fig. 1, infrared thermometer of the present invention comprises measuring probe 100 and body 200.
Fig. 2 is the sectional view of measuring probe 100.Measuring probe 100 comprises first housing 110, is built in infrared temperature sensor 120, heater 130 and the temperature sensor 140 of first housing 110.
The sectional view of Fig. 3 for further infrared temperature sensor 120 and heater 130 being cut open.Wherein infrared temperature sensor 120 comprises second housing 121, can see through window 122, pedestal 123, pin 124, the infrared induction element 125 of infra-red radiation, and this infrared induction element 125 is built in second housing 121, and two ends are connected with pin 124.This heater 130 and temperature sensor 140 all are arranged between first housing 110 and second housing 121.The output of temperature sensor 426 connects radiator valve 201, the output control heater 130 of this radiator valve 201.
Wherein, heater 130 can be all kinds heater, such as resistance-type heater, heater coil, heating pottery, NTC, PTC etc., even can be negative heat device, i.e. refrigerator.What select for use in the present embodiment is heater coil, and this heater coil is wrapped in second housing, 121 outsides of infrared temperature sensor 120.
Operation principle is: when 121 heating of 130 pairs second housings of heater; Heat sees through second housing 121 and passes to infrared induction element 125; Be positioned at the temperature of temperature sensor 140 detection infrared temperature sensors 120 bodies on second housing; And testing result fed back to radiator valve 201, and radiator valve 201 is regulated heater 130 according to feedback result, and purpose is to make infrared temperature sensor 120 constant temperature in a certain predetermined temperature.
The manufacture method of above-mentioned infrared thermometer comprises the steps:
Step 1: selection has the infrared temperature sensor 120 of second housing 121 of thermal conductance;
Step 2: on the outer surface of second housing 121 of infrared temperature sensor 120, twine heater coil 130;
Step 3: the infrared temperature sensor that is wound with heater coil 130 on the outer surface 120 is inserted in first housing 110 of measuring probe 100 of infrared thermometer.
Embodiment 2
Fig. 4 is the sectional view of the measuring probe 400 of the embodiment of the invention 2.Measuring probe 400 comprises first housing 110, is built in infrared temperature sensor 420, heater 130 and the temperature inductor 426 of first housing 110.
The sectional view of Fig. 5 for further infrared temperature sensor 420 being cut open.Wherein infrared temperature sensor 420 comprises second housing 421, can see through window 422, pedestal 423, pin 424 and the infrared induction element 425 of infra-red radiation, and this infrared induction element 425 is built in second housing 421, and is connected with pin 424.This heater 130 is arranged between first housing 110 and second housing 121; This temperature inductor 426 is built in second housing 421; Wherein, temperature inductor 426 just is positioned in second housing 421, does not destroy the original structure of infrared temperature sensor 420.Radiator valve 201 is arranged in body 200, and the output of temperature sensor 426 connects radiator valve 201, the output control heater 130 of this radiator valve 201.
This second housing 421 should be processed for the material with thermal conductance, and effect is the heat that can let heater 130 produce, and sees through second housing 421, passes to infrared induction element 425, reaches the effect to infrared temperature sensor 420 heating.What therefore present embodiment adopted is metal shell.
This heater 130 can be all kinds heater, such as resistance-type heater, heater coil, heating pottery, NTC, PTC etc., even can be negative heat device, i.e. refrigerator.What select for use in the present embodiment is heater coil, and this heater coil is wrapped in second housing, 421 outsides of infrared temperature sensor 420.
Operation principle is: when 421 heating of 130 pairs second housings of heater; Heat sees through second housing 421 and passes to infrared induction element 425; Be positioned at the temperature of temperature sensor 426 detection infrared temperature sensors 420 bodies on second housing, 421 inboards; And testing result fed back to radiator valve 201; Radiator valve 201 compares back control heater 130 according to the temperature that temperature sensor 426 detects with preset temperature, and purpose is to make infrared temperature sensor 420 constant temperature in a certain preset temperature.
Above content is to combine concrete embodiment to the further explain that the present invention did, and can not assert that practical implementation of the present invention is confined to these explanations.For the those of ordinary skill of technical field under the present invention, under the prerequisite that does not break away from the present invention's design, can also make some simple deduction or replace, all should be regarded as belonging to protection scope of the present invention.
Claims (7)
1. infrared thermometer; Comprise a measuring probe; Said measuring probe comprises first housing and places the intravital infrared temperature sensor of said first shell; Said infrared temperature sensor comprises second housing with thermal conductance and is arranged at the intravital infrared induction element of said second shell, it is characterized in that, between said first housing and second housing, is provided with the heater that is used for said infrared temperature sensor heating.
2. infrared thermometer as claimed in claim 1 is characterized in that said heater comprises heater coil, and said heater coil is wrapped on said second housing.
3. infrared thermometer as claimed in claim 1 is characterized in that, comprises that also the said heater of control makes said infrared temperature sensor keep the radiator valve of steady temperature.
4. infrared thermometer as claimed in claim 1 is characterized in that, also comprises the temperature that can detect said infrared temperature sensor and temperature information is fed back to the temperature inductor of said radiator valve.
5. infrared thermometer as claimed in claim 4 is characterized in that, said temperature inductor is arranged on said second housing.
6. the manufacture method of an infrared thermometer comprises the steps:
Step 1: the infrared temperature sensor of selecting to have the thermal conductance housing;
Step 2: on the outer surface of the housing of said infrared temperature sensor, adhere to heater;
Step 3: the infrared temperature sensor that is attached with heater on the outer surface is inserted in the measuring probe of infrared thermometer.
7. the manufacture method of infrared thermometer as claimed in claim 6 is characterized in that, said heater comprises heater coil, and said heater coil is wrapped on the outer surface of housing of said infrared temperature sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100339799A CN102613961A (en) | 2011-01-31 | 2011-01-31 | Infrared thermometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100339799A CN102613961A (en) | 2011-01-31 | 2011-01-31 | Infrared thermometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102613961A true CN102613961A (en) | 2012-08-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100339799A Pending CN102613961A (en) | 2011-01-31 | 2011-01-31 | Infrared thermometer |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018024202A1 (en) * | 2016-08-01 | 2018-02-08 | 东莞市嵘丰医疗器械有限公司 | Ear thermometer and heating control method for the ear thermometer |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1287267A (en) * | 1999-09-03 | 2001-03-14 | 布劳恩有限公司 | Infrared sensor with stable temperature and thermometer using the same senser |
| CN1341207A (en) * | 1999-03-25 | 2002-03-20 | 布劳恩有限公司 | Infrared thermometer with a heatable measuring tip and protective cap |
| US6890096B2 (en) * | 2001-04-11 | 2005-05-10 | Omron Corporation | Electronic clinical thermometer |
| US20080112462A1 (en) * | 2005-11-03 | 2008-05-15 | Covidien Ag | Electronic Thermometer with Flex Circuit Location |
| CN202036206U (en) * | 2011-01-31 | 2011-11-16 | 深圳市金亿帝科技有限公司 | Infrared thermometer |
-
2011
- 2011-01-31 CN CN2011100339799A patent/CN102613961A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1341207A (en) * | 1999-03-25 | 2002-03-20 | 布劳恩有限公司 | Infrared thermometer with a heatable measuring tip and protective cap |
| CN1287267A (en) * | 1999-09-03 | 2001-03-14 | 布劳恩有限公司 | Infrared sensor with stable temperature and thermometer using the same senser |
| US6890096B2 (en) * | 2001-04-11 | 2005-05-10 | Omron Corporation | Electronic clinical thermometer |
| US20080112462A1 (en) * | 2005-11-03 | 2008-05-15 | Covidien Ag | Electronic Thermometer with Flex Circuit Location |
| CN202036206U (en) * | 2011-01-31 | 2011-11-16 | 深圳市金亿帝科技有限公司 | Infrared thermometer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018024202A1 (en) * | 2016-08-01 | 2018-02-08 | 东莞市嵘丰医疗器械有限公司 | Ear thermometer and heating control method for the ear thermometer |
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Application publication date: 20120801 |