CN109765449A - A kind of device for electronic thermometer electromagnetic compatibility radiation immunity experiment - Google Patents
A kind of device for electronic thermometer electromagnetic compatibility radiation immunity experiment Download PDFInfo
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- CN109765449A CN109765449A CN201910130154.5A CN201910130154A CN109765449A CN 109765449 A CN109765449 A CN 109765449A CN 201910130154 A CN201910130154 A CN 201910130154A CN 109765449 A CN109765449 A CN 109765449A
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- electronic thermometer
- boiler
- electromagnetic compatibility
- radiation immunity
- immunity experiment
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- 230000036039 immunity Effects 0.000 title claims abstract description 49
- 230000005855 radiation Effects 0.000 title claims abstract description 45
- 238000002474 experimental method Methods 0.000 title claims abstract description 42
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 24
- 238000009434 installation Methods 0.000 claims abstract description 20
- 238000010438 heat treatment Methods 0.000 claims abstract description 11
- 230000001276 controlling effect Effects 0.000 claims abstract description 8
- 230000001105 regulatory effect Effects 0.000 claims abstract description 3
- 239000000523 sample Substances 0.000 claims description 8
- 230000008859 change Effects 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims 1
- 238000005259 measurement Methods 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000006641 stabilisation Effects 0.000 abstract 1
- 238000011105 stabilization Methods 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 21
- 230000005672 electromagnetic field Effects 0.000 description 16
- 230000005611 electricity Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 230000036760 body temperature Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229940127554 medical product Drugs 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Abstract
The present invention relates to technical field of electromagnetic compatibility measurement, disclose a kind of device for electronic thermometer electromagnetic compatibility radiation immunity experiment, it includes package casing and internal structure, the package casing is equipped with installation's power source port, water tank and changes the mouth of a river, heat pipe outlet, and the internal structure includes control module, boiler, is electrically connected with control module for regulating and controlling input module, the output module for showing boiler real time temperature, the boiler, input module, the output module of boiler heating maximum temperature.Device of the present invention for electronic thermometer electromagnetic compatibility radiation immunity experiment can monitor display in real time, and rate of climb stabilization has many advantages, such as that use is safe, easy to operate.
Description
Technical field
The present invention relates to technical field of electromagnetic compatibility measurement, particularly, are related to a kind of for electronic thermometer electromagnetic compatibility
The device of radiation immunity experiment.
Background technique
With the development of science and technology, electronic technology is gradually to high frequency, high speed, high-precision, high reliability, high sensitivity, high collection
At change etc. development, the emc issue of Electrical and Electronic equipment becomes increasingly conspicuous, and the height weight by national governments
Depending on more and more EMC Directives, codes and standards are gradually put into effect and require to enforce.Electro Magnetic Compatibility refers to equipment
Or system meets the requirements to run in its electromagnetic environment and not do to the intolerable electromagnetism of any equipment generation in its environment
The ability disturbed.Therefore, electromagnetic compatibility includes the requirement of two aspects: on the one hand referring to equipment in normal course of operation to place
The electromagnetic interference that environment generates is no more than certain limit value；On the other hand refer to that equipment is dry to electromagnetism present in the environment of place
It disturbs with a degree of immunity to interference, i.e. electromagnetic susceptibility.
In electromagnetic compatibility test, electromagnetic susceptibility with immunity experiment come valuator device in use, immunity to interference test
Main method is according to electromagnetic environment condition locating for equipment, and in conjunction with the measure that user takes equipment, selection is suitable harsh
Grade is spent, is tested according to related test method, the qualified judgment condition evaluation test knot finally proposed according to product standard
Whether fruit is qualified.This is immunity to interference test and other test main differences places, and radio frequency electromagnetic field radiation immunity experiment is
An essential test in electromagnetic compatibility immunity test.Most of electronic equipment all can be under certain conditions by electricity
Small hand-held wireless set, the radio of fixation that the influence of magnetic radiation, such as operation maintenance and security personnel use are wide
Broadcast, the transmitter of TV station, vehicular radio transmitter and various industrial electromagnet sources, these normal usage emission sources can frequency
This radiation is generated numerously.Radio frequency electromagnetic field radiation immunity experiment is exactly that equipment is examined to be in required frequency range and test
When in the radio frequency electromagnetic field of grade, to the immunity to interference ability of electromagnetic radiation harassing and wrecking.
In radio frequency electromagnetic field radiation immunity experiment, test is the accurate of the technical indicator in being required according to product technology
Property or error range evaluation test result it is whether qualified.Generally for electronic thermometer this kind of product, technical indicator is measurement
The accuracy of temperature.Currently, being carried out in radio frequency electromagnetic field radiation immunity experiment in anechoic chamber, it is more difficult to guarantee electronic thermometer
It continues working, can not observe that work of electronic thermometer situation and measurement are quasi- in entire radio frequency electromagnetic field radiation immunity experiment
Exactness, this is unfavorable for judging test result.On the one hand, electronic thermometer general work displays temperature range is 32 DEG C~43 DEG C,
Real time temperature can not be shown more than this range, show low or high, electronic thermometer booting measurement temperature, if electronic thermometer
Measure the constant maximum value of temperature for a period of time, this time is usually 15s~20s, then electronic thermometer can automatic shutdown；
On the other hand, electronic thermometer radio frequency electromagnetic field radiation immunity experiment is tested in the anechoic chamber, that grade is 3V/m, is tried
It tests staff and cannot be exposed in anechoic chamber, and operate electronic thermometer.
Summary of the invention
The present invention is directed to overcome at least one defect of the above-mentioned prior art, provide a kind of simultaneous for electronic thermometer electromagnetism
Hold the device of radiation immunity experiment, described device test temperature can monitor display in real time, and the rate of climb is stablized, and have using peace
Entirely, the advantages that easy to operate.
The technical solution adopted by the present invention is that:
A kind of device for electronic thermometer electromagnetic compatibility radiation immunity experiment, including package casing and internal junction
Structure, the package casing is equipped with installation's power source port, water tank changes the mouth of a river, heat pipe outlet, and the internal structure includes control mould
Block, boiler, input module, the output mould for showing boiler real time temperature for regulating and controlling boiler heating maximum temperature
Block, the boiler, input module, output module are electrically connected with control module.
Device of the present invention for electronic thermometer electromagnetic compatibility radiation immunity experiment will using package casing
Internal structure encapsulation, using safe and appearance looks elegant, installation's power source port powers to described device, and water tank changes the mouth of a river and can replace
Water body quickly reduces water temperature, and convenient repeatedly measurement, heat pipe outlet enables heat pipe to electricity for cooperating with electronic thermometer
Sub- clinical thermometer provides the temperature persistently risen, and in the internal structure, input module is connect with control module, can regulate and control hot water
Case heats maximum temperature, and output module is connect with control module, can show boiler real time temperature.
Preferably, described device further includes the switch for controlling described device, and the switch is electrically connected with control module, described
The opening of installation switch is provided on package casing.Switch is used to control the start and stop of boiler heating function.Further,
The switch is start button, can one-key start or abort.
Preferably, described device further includes the power module converted for the voltage to installation's power source port.Power supply
The AC-input voltage of installation's power source port can be converted to lower direct voltage output by module, specifically, the power supply
Module is AC/DC Switching Power Supply.
Preferably, the input module is that temperature selects knob.Temperature selection knob is used to control boiler heating most
High-temperature has the maximum temperature of different stalls may be selected, gear needed for operator selects when experiment.
Preferably, the output module is LED display, and the opening of installation LED display is provided on the package casing.
LED display is used to show water tank real time temperature.
Preferably, heater strip, temperature sensor and heat pipe are equipped in the boiler, the shell of the boiler is equipped with
Exchanging water hole, heat pipe one end are located in boiler, and the other end is located at outside the shell of boiler, the heat pipe end outside shell be equipped with
The matched interface of the probe of electronic thermometer.Boiler is by heater strip heat temperature raising, by the superior thermal conductivity of heat pipe, to electricity
Sub- clinical thermometer provides the temperature persistently risen；Control module passes through temperature sensor real-time monitoring boiler temperature and controls temperature
The rate of climb.Interface is matched with the probe of electronic thermometer, and electronic thermometer probe, which is inserted into interface, makes electric body-temperature
It counts good with heat pipe contact.Specifically, heating apparatus every 10s stepping 0.1 out of 32 DEG C~43 DEG C during actual experiment
DEG C, it is entire to heat process deadline about 18min, radio frequency electromagnetic field radiation immunity 80MHz~2500MHz frequency range, single day
Line polarity test is 14min~15min, electronic thermometer can be made continuously to show during entire radio frequency electromagnetic field radiation immunity
Temperature displaying function.
Preferably, the device for electronic thermometer electromagnetic compatibility radiation immunity experiment further includes defeated for driving
Module shows the drive module of boiler real time temperature out.Specifically, the drive module is driving circuit.
Preferably, the exchanging water hole of the boiler changes the mouth of a river with water tank and is connected.
Preferably, the control module is single-chip microcontroller.Single-chip microcontroller control boiler temperature uninterruptedly persistently rises, and passes through heat
The good heat conductive characteristic of pipe, continues working electronic thermometer.
Preferably, the direct external power supply in installation's power source port.
Compared with prior art, the invention has the benefit that
(1) device for electronic thermometer electromagnetic compatibility radiation immunity experiment through the invention, user can basis
The test requirements document of product carries out radio frequency electromagnetic field radiation immunity experiment in certain temperature range, and electronic thermometer can continuous work
Make, be able to satisfy the requirement of radio frequency electromagnetic field radiation immunity test and monitoring, and solves electronic thermometer in radio frequency electromagnetic field
The difficult point for keeping electronic thermometer to continue working in radiation immunity experiment, user can be in entire radio frequency electromagnetic field radiation immunity
Work of electronic thermometer situation is observed in test, is conducive to supplementary observation and is judged test result；
(2) device of the present invention for electronic thermometer electromagnetic compatibility radiation immunity experiment can provide electronic thermometer
The test temperature that can be monitored, and monitor display in real time, strictly meet standard requirements；
(3) device of the present invention for electronic thermometer electromagnetic compatibility radiation immunity experiment uses safe, operation side
Just, performance is stablized, and can be used continuously, long service life；
(4) device of the present invention for electronic thermometer electromagnetic compatibility radiation immunity experiment helps to optimize electron
Temperature meter is conducive to medical instrument supervised sample in the future in the repeatability and trackability of radio frequency electromagnetic field radiation immunity experiment
The unification of test method guarantees the validity of medical product supervision, effective guarantee broad masses of the people tool safety.
Detailed description of the invention
Fig. 1 is the outside port described in embodiment for the device of electronic thermometer electromagnetic compatibility radiation immunity experiment
Structural block diagram.
Fig. 2 is the internal circuit described in embodiment for the device of electronic thermometer electromagnetic compatibility radiation immunity experiment
Functional block diagram.
Detailed description of the invention: 1, installation's power source port；2, water tank changes the mouth of a river；3, heat pipe exports；4, package casing；5, mould is controlled
Block；6, boiler；7, temperature selects knob；8, LED display；9, it switchs；10, AC/DC Switching Power Supply；11, heater strip；12,
Temperature sensor；13, heat pipe；14, exchanging water hole；15, interface；16, driving circuit；17, electronic thermometer, 18, port.
Specific embodiment
Attached drawing of the present invention only for illustration, is not considered as limiting the invention.It is following in order to more preferably illustrate
Embodiment, the certain components of attached drawing have omission, zoom in or out, and do not represent the size of actual product；For art technology
For personnel, the omitting of some known structures and their instructions in the attached drawings are understandable.
Embodiment
As shown in Figure 1, present embodiment discloses a kind of dresses for electronic thermometer electromagnetic compatibility radiation immunity experiment
It sets, including package casing 4 and internal structure, the package casing 4 is equipped with installation's power source port 1, water tank changes the mouth of a river 2, heat pipe
Outlet 3, the internal structure include control module 5, boiler 6, for regulate and control boiler heating maximum temperature input module,
For show the output module of boiler real time temperature, the boiler 6, input module, output module with control module electricity
Connection.Specifically, input module described in the present embodiment is that temperature selects knob 7, and the output module is LED display 8, institute
The opening that installation LED display 8 is provided on package casing is stated, the control module 5 is single-chip microcontroller.
Package casing 4 is used for the device of electronic thermometer electromagnetic compatibility radiation immunity experiment described in the present embodiment
Internal structure is encapsulated, using safe and appearance looks elegant, installation's power source port 1 powers to described device, and water tank changes the mouth of a river 2 can
Water body is replaced, water temperature is quickly reduced, continuous several times is facilitated to measure, heat pipe outlet 3 with electronic thermometer for cooperating, so that heat pipe
Can electron clinical thermometer the temperature that persistently rises is provided, in the internal structure, temperature selection knob 7 is connect with single-chip microcontroller,
For controlling the maximum temperature of the heating of boiler 6, there is the maximum temperature of different stalls may be selected, when experiment needed for operator's selection
Gear；LED display 8 is connect with single-chip microcontroller, for showing 6 real time temperature of boiler.
Further, in this embodiment described device further includes the switch 9 for controlling described device, the switch 9 and control
Module 5 is electrically connected, and the opening of installation switch 9 is provided on the package casing 4.Switch 9 is used to control 6 heating function of boiler
Start and stop.Specifically, switch 9 described in the present embodiment is start button, can one-key start or abort.
Further, in this embodiment described device further includes being converted for the voltage to installation's power source port
Power module.The AC-input voltage of installation's power source port can be converted to lower direct voltage output by power module, tool
Body, the power module is AC/DC Switching Power Supply 10.
Further, in this embodiment being equipped with heater strip 11, temperature sensor 12 and heat pipe 13, institute in the boiler 6
The shell for stating boiler 6 is equipped with exchanging water hole 14, and 13 one end of heat pipe is located in boiler 6, and the other end is located at the shell of boiler
Outside, the heat pipe end outside shell is equipped with the matched interface 15 of probe with electronic thermometer.Boiler 6 is added by heater strip 11
Heat heating, by the superior thermal conductivity of heat pipe 13, electron clinical thermometer provides the temperature persistently risen；Control module 5 passes through temperature
Degree 12 real-time monitoring boiler of sensor, 6 temperature and the rate of climb for controlling temperature.The probe of interface 15 and electronic thermometer
Match, when test, at the interface 15 of the probe insertion heat pipe 13 of electronic thermometer 17, electronic thermometer can contact good with heat pipe 13
It is good.Specifically, heating apparatus 0.1 DEG C of every 10s stepping out of 32 DEG C~43 DEG C during actual experiment, entirely heats process
Deadline about 18min, radio frequency electromagnetic field radiation immunity 80MHz~2500MHz frequency range, the test of single antenna polarity are
14min~15min can make electronic thermometer continuously display temperature during entire radio frequency electromagnetic field radiation immunity.
Further, in this embodiment the device for electronic thermometer electromagnetic compatibility radiation immunity experiment is also
Including for driving output module to show the drive module of boiler real time temperature.Specifically, the drive module is driving electricity
Road 16.
It is connected further, in this embodiment the exchanging water hole of the boiler changes the mouth of a river with water tank.
The direct external power supply in installation's power source port.
Further, in this embodiment between AC/DC Switching Power Supply 10 and control module 5, control module 5 and driving electricity
Between road 16, between control module 5 and temperature selection knob 7, between control module 5 and switch 9, control module 5 and boiler 6
Between be equipped with port 18 for connection.
Obviously, the above embodiment of the present invention is only intended to clearly illustrate technical solution of the present invention example, and
It is not the restriction to a specific embodiment of the invention.It is all made within the spirit and principle of claims of the present invention
Any modifications, equivalent replacements, and improvements etc., should all be included in the scope of protection of the claims of the present invention.
Claims (9)
1. a kind of device for electronic thermometer electromagnetic compatibility radiation immunity experiment, which is characterized in that including package casing
(4) and internal structure, the package casing (4) change the mouth of a river (2), heat pipe outlet (3) equipped with installation's power source port (1), water tank,
The internal structure includes control module (5), boiler (6), the input mould for regulating and controlling boiler (6) heating maximum temperature
Block, the output module for showing boiler (6) real time temperature, the boiler (6), input module, output module with control
Molding block (5) electrical connection.
2. the device according to claim 1 for electronic thermometer electromagnetic compatibility radiation immunity experiment, feature exist
In described device further includes the switch (9) for controlling described device, and the switch (9) is electrically connected with control module (5), the envelope
The opening of installation switch (9) is provided on casing (4).
3. the device according to claim 1 for electronic thermometer electromagnetic compatibility radiation immunity experiment, feature exist
In described device further includes the power module converted for the voltage to installation's power source port (1).
4. the device according to claim 1 for electronic thermometer electromagnetic compatibility radiation immunity experiment, feature exist
In the input module is that temperature selects knob (7).
5. the device according to claim 1 for electronic thermometer electromagnetic compatibility radiation immunity experiment, feature exist
In the output module is LED display (8), and the opening of installation LED display (8) is provided on the package casing (4).
6. the device according to claim 1 for electronic thermometer electromagnetic compatibility radiation immunity experiment, feature exist
In equipped with heater strip (11), temperature sensor (12) and heat pipe (13), the shell of the boiler (6) in the boiler (6)
It is equipped with exchanging water hole (14), heat pipe (13) one end is located in boiler (6), and the other end is located at outside the shell of boiler (6), is located at
Heat pipe end outside shell is equipped with the matched interface of probe (15) with electronic thermometer.
7. the device according to claim 1 for electronic thermometer electromagnetic compatibility radiation immunity experiment, feature exist
In the device for electronic thermometer electromagnetic compatibility radiation immunity experiment further includes for driving output module display heat
The drive module of water tank (6) real time temperature.
8. the device according to claim 1 for electronic thermometer electromagnetic compatibility radiation immunity experiment, feature exist
In the exchanging water hole of the boiler (6) changes the mouth of a river with water tank and is connected.
9. the device according to claim 1 for electronic thermometer electromagnetic compatibility radiation immunity experiment, feature exist
In the control module (5) is single-chip microcontroller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910130154.5A CN109765449B (en) | 2019-02-21 | 2019-02-21 | Device for electromagnetic compatibility radiation immunity test of electronic thermometer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910130154.5A CN109765449B (en) | 2019-02-21 | 2019-02-21 | Device for electromagnetic compatibility radiation immunity test of electronic thermometer |
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| Publication Number | Publication Date |
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| CN109765449A true CN109765449A (en) | 2019-05-17 |
| CN109765449B CN109765449B (en) | 2023-12-15 |
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| CN201910130154.5A Active CN109765449B (en) | 2019-02-21 | 2019-02-21 | Device for electromagnetic compatibility radiation immunity test of electronic thermometer |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106405473A (en) * | 2016-08-29 | 2017-02-15 | 中国电力科学研究院 | Radiation immunity electromagnetic compatibility test system applicable to high voltage metering equipment and radiation immunity electromagnetic compatibility test method |
| CN206002608U (en) * | 2016-08-29 | 2017-03-08 | 中国电力科学研究院 | A kind of radiation immunity electromagnetic compatibility test system being applied to high pressure dosing apparatus |
| CN108024711A (en) * | 2015-04-01 | 2018-05-11 | 曼特瑞斯医药有限责任公司 | Cold treatment, thermotherapy, temperature adjustment treatment and its probe unit |
| CN108919019A (en) * | 2018-09-28 | 2018-11-30 | 国网辽宁省电力有限公司电力科学研究院 | A kind of Application of Power Metering Instruments electromagnetic compatibility test system |
| CN209707615U (en) * | 2019-02-21 | 2019-11-29 | 广东省医疗器械质量监督检验所 | A kind of device for electronic thermometer electromagnetic compatibility radiation immunity experiment |
-
2019
- 2019-02-21 CN CN201910130154.5A patent/CN109765449B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108024711A (en) * | 2015-04-01 | 2018-05-11 | 曼特瑞斯医药有限责任公司 | Cold treatment, thermotherapy, temperature adjustment treatment and its probe unit |
| CN106405473A (en) * | 2016-08-29 | 2017-02-15 | 中国电力科学研究院 | Radiation immunity electromagnetic compatibility test system applicable to high voltage metering equipment and radiation immunity electromagnetic compatibility test method |
| CN206002608U (en) * | 2016-08-29 | 2017-03-08 | 中国电力科学研究院 | A kind of radiation immunity electromagnetic compatibility test system being applied to high pressure dosing apparatus |
| CN108919019A (en) * | 2018-09-28 | 2018-11-30 | 国网辽宁省电力有限公司电力科学研究院 | A kind of Application of Power Metering Instruments electromagnetic compatibility test system |
| CN209707615U (en) * | 2019-02-21 | 2019-11-29 | 广东省医疗器械质量监督检验所 | A kind of device for electronic thermometer electromagnetic compatibility radiation immunity experiment |
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