CN205607534U - Infrared ear thermometer calibrating device based on three chamber black body radiation sources - Google Patents
Infrared ear thermometer calibrating device based on three chamber black body radiation sources Download PDFInfo
- Publication number
- CN205607534U CN205607534U CN201620213895.1U CN201620213895U CN205607534U CN 205607534 U CN205607534 U CN 205607534U CN 201620213895 U CN201620213895 U CN 201620213895U CN 205607534 U CN205607534 U CN 205607534U
- Authority
- CN
- China
- Prior art keywords
- radiation source
- module
- cavity
- blackbody
- temperature
- Prior art date
- 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
Links
Landscapes
- Radiation Pyrometers (AREA)
Abstract
The utility model discloses an infrared ear thermometer calibrating device based on three chamber black body radiation sources, the device include singlechip host system, temperature display module, temperature setting module, a black body radiation source, the 2nd black body radiation source and the 3rd black body radiation source, three black body radiation source structure identical, silicon controlled rectifier, AD converting circuit, protection circuit, heat preservation module, heating module, temperature sensor module and black matrix cavity are drawn together to every black body radiation source packet. The utility model discloses use a comparatively simple calibrating device, convenient operation makes infrared ear thermometer's calibration more convenient, quick, and operation process is simpler, and the sexual valence relative altitude provides corresponding maintenance logistics for infrared ear thermometer's calibration.
Description
Technical field
This utility model relates to electronic circuit technology, and Thermodynamic techniques field, particularly to a kind of infrared ear
Temperature meter calibrating special three-cavity blackbody radiation source device and method.
Background technology
Body temperature is the important basic physiological index of human body one, is clinical disease diagnosis and life state judgement
One of important evidence, especially prevents in the extensive epidemic diseases such as SARS (Severe Acute Respiratory Syndrome), bird flu
In controlling and controlling, the rapid and accurate determination of body temperature is particularly important.Infra-red ear thermometer have measuring speed fast,
Ear temperature meter itself and measured are not directly contacted with and environment do not produce the advantages such as pollution, apply the widest
General.China has had certain ear temperature meter production capacity, also establishes reliable and stable ear temperature meter calibrating side
Method and unified Product evaluation standard.Present stage existing Infra-red ear thermometer calibrating installation is all by design
Blackbody radiation source standard set-up is calibrated, and simply the mode of heating black body cavity is different, has electricity consumption to add
Hot type ear temperature meter calibrating device, also water-bath type ear temperature meter calibrating device.But they have one jointly
Point, it is simply that the number only one of which of blackbody cavity.
The long time is needed about 40 owing to blackbody cavity being heated and stablizing, and ear temperature meter school
Standard is not one temperature of calibration, it is generally required to 3 temperature of calibration, such as 35 DEG C, 37 DEG C, 41 DEG C,
If only one of which blackbody cavity, being heated to 37 DEG C after being heated to 35 DEG C needs the long time,
37 DEG C are heated to 41 DEG C and are also required to the long time, if need from 41 DEG C of degree be cooled to 35 DEG C or
37 DEG C of times needed the most more increase.When so one Infra-red ear thermometer of calibration is accomplished by long
Between, and variations in temperature is dumb.
Summary of the invention
This utility model is for the deficiencies in the prior art, it is proposed that a kind of Infra-red ear thermometer calibrates special three chambeies
Blackbody radiation source device and method.This utility model devises three blackbody cavities, simultaneously to three black matrixes
Cavity is heated to different temperature, such that it is able to calibrate Infra-red ear thermometer quickly and easily, the most flexibly.
A kind of Infra-red ear thermometer calibrating installation based on three-cavity blackbody radiation source of this utility model, including: single
Sheet machine main control module, temperature display module, temperature setting module, the first blackbody radiation source, the second black matrix
Radiation source and the 3rd blackbody radiation source；
Three described black body radiation source structures are identical, and each blackbody radiation source includes controllable silicon, A/D
Change-over circuit, protection circuit, heat preservation module, heating module, temperature sensor module and blackbody cavity；
Silicon controlled signal output port is connected with the input of protection circuit, the outfan of protection circuit with
The signal input port of heating module connects, and heating module is arranged on outside blackbody cavity, heating module and
Blackbody cavity is wrapped in heat preservation module, and blackbody cavity is provided with temperature sensor module, temperature sensing
The signal output part of device module is connected with A/D change-over circuit；
The signal output part of temperature setting module and the temperature setting signal input of single-chip microcomputer main control module
Mouth connects, and the signal input port of temperature display module and the temperature of single-chip microcomputer main control module display signal are defeated
Go out port to connect, the silicon controlled signal input port in three-cavity blackbody radiation source and single-chip microcomputer main control module
Control signal output port connect, the signal of the A/D change-over circuit in three-cavity blackbody radiation source is defeated
Go out port to be connected with a control signal input port of single-chip microcomputer main control module.
Described heating module is the ROHAM ribbon heater selecting outer layer insulation, and its uniform winding is empty at black matrix
Outside chamber.
The a diameter of 60mm of described blackbody cavity, a length of 220mm in chamber, meet general infrared radiation thermometer
Requirement to radiation source area.
Described heat preservation module is to have coated one layer of refractory brick outside blackbody cavity uniformly.
The equilibrium temperature of described three-cavity blackbody radiation source is 35 DEG C respectively, 37 DEG C, 41 DEG C.
This utility model uses a kind of relatively simple calibrating installation, easy to operate, makes Infra-red ear thermometer
Calibrating more convenient, quick, operating process is simpler, and cost performance is high, for the calibration of Infra-red ear thermometer
Provide corresponding technology to ensure.
Accompanying drawing explanation
Fig. 1 is the hardware configuration the general frame that Infra-red ear thermometer calibrates special three-cavity blackbody radiation source device.
Detailed description of the invention
As it is shown in figure 1, a kind of Infra-red ear thermometer calibrating installation based on three-cavity blackbody radiation source, including:
Single-chip microcomputer main control module, temperature display module, temperature setting module, the first blackbody radiation source, second black
Body radiation source and the 3rd blackbody radiation source；The model that described single-chip microcomputer main control module uses is AT89C52；
Three described black body radiation source structures are identical, each blackbody radiation source include controllable silicon 3,
A/D change-over circuit 9, protection circuit 8, heat preservation module 4, heating module 6, temperature sensor module 7
With blackbody cavity 5；
The signal output port of controllable silicon 3 is connected with the input of protection circuit 8, protection circuit 8 defeated
Going out end to be connected with the signal input port of heating module 6, heating module is arranged on outside blackbody cavity 5,
Heating module 6 and blackbody cavity are wrapped in heat preservation module 4, and blackbody cavity 5 is provided with temperature sensing
Device module 7, the signal output part of temperature sensor module 7 is connected with A/D change-over circuit 9；
Temperature setting module 12 signal output part inputs with the temperature setting signal of single-chip microcomputer main control module 1
Port connects, and the signal input port of temperature display module 2 shows with the temperature of single-chip microcomputer main control module 1
Signal output port connects, the silicon controlled signal input port in three-cavity blackbody radiation source and monolithic owner
One control signal output port of control module connects, the A/D change-over circuit in three-cavity blackbody radiation source
Signal output port is connected with a control signal input port of single-chip microcomputer main control module.
Described heating module is the ROHAM ribbon heater selecting outer layer insulation, and its uniform winding is empty at black matrix
Outside chamber.
The a diameter of 60mm of described blackbody cavity, a length of 220mm in chamber, meet general infrared radiation thermometer
Requirement to radiation source area.
Described heat preservation module is to have coated one layer of refractory brick outside blackbody cavity uniformly.
The equilibrium temperature of described three-cavity blackbody radiation source is 35 DEG C respectively, 37 DEG C, 41 DEG C.
Claims (5)
1. an Infra-red ear thermometer calibrating installation based on three-cavity blackbody radiation source, including: monolithic owner
Control module, temperature display module, temperature setting module, the first blackbody radiation source, the second blackbody radiation source
With the 3rd blackbody radiation source；
Three described black body radiation source structures are identical, and each blackbody radiation source includes controllable silicon, A/D
Change-over circuit, protection circuit, heat preservation module, heating module, temperature sensor module and blackbody cavity；
Silicon controlled signal output port is connected with the input of protection circuit, the outfan of protection circuit with
The signal input port of heating module connects, and heating module is arranged on outside blackbody cavity, heating module and
Blackbody cavity is wrapped in heat preservation module, and blackbody cavity is provided with temperature sensor module, temperature sensing
The signal output part of device module is connected with A/D change-over circuit；
The signal output part of temperature setting module and the temperature setting signal input of single-chip microcomputer main control module
Mouth connects, and the signal input port of temperature display module and the temperature of single-chip microcomputer main control module display signal are defeated
Go out port to connect, the silicon controlled signal input port in three-cavity blackbody radiation source and single-chip microcomputer main control module
Control signal output port connect, the signal of the A/D change-over circuit in three-cavity blackbody radiation source is defeated
Go out port to be connected with a control signal input port of single-chip microcomputer main control module.
A kind of Infra-red ear thermometer based on three-cavity blackbody radiation source the most according to claim 1 is calibrated
Device, it is characterised in that: described heating module is the ROHAM ribbon heater selecting outer layer insulation, and it is equal
Even it is wrapped in outside blackbody cavity.
A kind of Infra-red ear thermometer based on three-cavity blackbody radiation source the most according to claim 1 is calibrated
Device, it is characterised in that: a diameter of 60mm of described blackbody cavity, a length of 220mm in chamber, meet general
The infrared radiation thermometer requirement to radiation source area.
A kind of Infra-red ear thermometer based on three-cavity blackbody radiation source the most according to claim 1 is calibrated
Device, it is characterised in that: described heat preservation module be coated uniformly outside blackbody cavity one layer resistance to
Firebrick.
A kind of Infra-red ear thermometer based on three-cavity blackbody radiation source the most according to claim 1 is calibrated
Device, it is characterised in that: the equilibrium temperature of described three-cavity blackbody radiation source is 35 DEG C respectively, 37 DEG C,
41℃。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620213895.1U CN205607534U (en) | 2016-03-18 | 2016-03-18 | Infrared ear thermometer calibrating device based on three chamber black body radiation sources |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620213895.1U CN205607534U (en) | 2016-03-18 | 2016-03-18 | Infrared ear thermometer calibrating device based on three chamber black body radiation sources |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205607534U true CN205607534U (en) | 2016-09-28 |
Family
ID=56963467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620213895.1U Expired - Fee Related CN205607534U (en) | 2016-03-18 | 2016-03-18 | Infrared ear thermometer calibrating device based on three chamber black body radiation sources |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205607534U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105675142A (en) * | 2016-03-18 | 2016-06-15 | 中国计量学院 | Infrared ear thermometer calibration device and method based on three-cavity blackbody radiation source |
-
2016
- 2016-03-18 CN CN201620213895.1U patent/CN205607534U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105675142A (en) * | 2016-03-18 | 2016-06-15 | 中国计量学院 | Infrared ear thermometer calibration device and method based on three-cavity blackbody radiation source |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105675142A (en) | Infrared ear thermometer calibration device and method based on three-cavity blackbody radiation source | |
| CN107677375A (en) | A kind of infrared radiation measurement system robot scaling equipment and calibrating method | |
| CN103675019B (en) | A kind of method of thermal infrared imager Quick Measurement material surface emissivity by virtue | |
| CN107687899A (en) | A kind of infrared measurement of temperature method and system | |
| CN105628208B (en) | A kind of thermometry based on infrared imaging system | |
| CN205607534U (en) | Infrared ear thermometer calibrating device based on three chamber black body radiation sources | |
| CN108414090A (en) | A kind of device and method of calibration of verification Infra-red ear thermometer | |
| CN206074130U (en) | Standard black body radiation source | |
| CN104316221B (en) | Calibration device for contact type high temperature sensor | |
| CN201607292U (en) | Automatic calibration system for temperature instrument | |
| JP2012184160A5 (en) | ||
| CN105758208A (en) | High-temperature heat treatment non-contact temperature uniformity detection system and method | |
| CN106767799B (en) | A kind of temperature control system that the measurement of low cost micro-mechanical inertia is combined | |
| CN103344341A (en) | Radiation temperature measurement device and temperature control method thereof | |
| JPH0577931B2 (en) | ||
| CN103451980B (en) | A kind of heat-sensitive variable colour rope and preparation method thereof | |
| CN104955177B (en) | A kind of lifting airscrew icing tunnel aerodynamic balance heating device | |
| CN106052884A (en) | Inner cone type temperature equalizing target heat pipe blackbody | |
| CN205246576U (en) | Black matrix sample integral type emissivity measurement device | |
| CN206804163U (en) | A kind of high temperature blackbody radiation source | |
| CN208043251U (en) | A kind of device of verification Infra-red ear thermometer | |
| CN205556931U (en) | Add and play machine heating device | |
| CN209727288U (en) | A kind of high and low warm spot thermocouple measurement device of novel vacuum drying oven | |
| CN106370322A (en) | Tungsten-rhenium thermocouple calibration system | |
| CN105266769A (en) | Method for improving temperature measurement accuracy |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160928 Termination date: 20170318 |