CN205941349U - Infrared gaseous disease detection auxiliary instrument - Google Patents
Infrared gaseous disease detection auxiliary instrument Download PDFInfo
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- CN205941349U CN205941349U CN201620695937.XU CN201620695937U CN205941349U CN 205941349 U CN205941349 U CN 205941349U CN 201620695937 U CN201620695937 U CN 201620695937U CN 205941349 U CN205941349 U CN 205941349U
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- gas
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- air chamber
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- 238000001514 detection method Methods 0.000 title claims abstract description 104
- 201000010099 disease Diseases 0.000 title claims abstract description 45
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 title claims abstract description 45
- 230000003287 optical effect Effects 0.000 claims description 14
- 238000004140 cleaning Methods 0.000 claims description 10
- 238000007664 blowing Methods 0.000 claims description 9
- 238000004659 sterilization and disinfection Methods 0.000 claims description 9
- 210000003437 trachea Anatomy 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000002775 capsule Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000002329 infrared spectrum Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 238000001228 spectrum Methods 0.000 description 4
- 238000003745 diagnosis Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000003595 spectral effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004868 gas analysis Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 208000004930 Fatty Liver Diseases 0.000 description 1
- 241000590002 Helicobacter pylori Species 0.000 description 1
- 206010019708 Hepatic steatosis Diseases 0.000 description 1
- 206010023138 Jaundice neonatal Diseases 0.000 description 1
- 206010023648 Lactase deficiency Diseases 0.000 description 1
- 206010058467 Lung neoplasm malignant Diseases 0.000 description 1
- 201000006346 Neonatal Jaundice Diseases 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 206010057190 Respiratory tract infections Diseases 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 208000006673 asthma Diseases 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 208000010706 fatty liver disease Diseases 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 229940037467 helicobacter pylori Drugs 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 231100000240 steatosis hepatitis Toxicity 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
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- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Abstract
The utility model discloses an infrared gaseous disease detection auxiliary instrument, including controller, air inlet pipeline, detection air chamber and exhaust pipe, be provided with infrared light source, light filter and infrared sensor in the detection air chamber, the light filter covers infrared sensor, infrared sensor with infrared light source respectively with the controller is connected, the air inlet pipeline with exhaust pipe respectively with detection air chamber intercommunication. Realize improving infrared gaseous disease detection auxiliary instrument's detection precision and commonality.
Description
Technical field
This utility model is related to medical apparatus and instruments, more particularly, to a kind of infrared-gas disease detection supplementary instrument.
Background technology
With the continuous improvement of the constantly progressive of the mankind and living standard, people are to the demand of noinvasive medical diagnosis on disease increasingly
Height, the non-invasive diagnosis method being diagnosed the illness by expiration composition detection is emerged in large numbers, such as therewith：The expiration inspection of helicobacter pylori
Survey, the expiration detection of lactase deficiency, the expiration detection of asthma/respiratory tract infection, expiration detection of neonatal jaundice etc..
China Patent No. 201220369342.7 discloses a kind of expiration Organic substance detection method disease diagnostic instrument, specially：To with
The gas of family exhalation is acquired, and carries out gas detecting for the Organic substance in exhaled gas, realizes to pulmonary carcinoma, fatty liver etc.
Disease carries out assisting sieving and diagnosis.But, technique scheme uses electrochemical gas analysis method, is easily subject to the external world
The interference of factor, degree of accuracy is not high, and, versatility is also poor.How to design a kind of high precision and the disease inspection of highly versatile
Measurement equipment is technical problem to be solved in the utility model.
Content of the invention
Technical problem to be solved in the utility model is：A kind of infrared-gas disease detection supplementary instrument is provided, realizes
Improve accuracy of detection and the versatility of infrared-gas disease detection supplementary instrument.
This utility model provide technical scheme be, a kind of infrared-gas disease detection supplementary instrument, including controller, enter
Air pipe, detection air chamber and gas exhaust piping, are provided with infrared light supply, optical filter and infrared sensor, institute in described detection air chamber
State optical filter and cover in described infrared sensor, described infrared sensor and described infrared light supply are respectively with described controller even
Connect, described air inlet pipeline is connected with described detection air chamber respectively with described gas exhaust piping.
Further, described infrared-gas disease detection supplementary instrument includes multiple described detection air chambers being connected in series,
Described detection air chamber offers air inlet and gas outlet；Two adjacent described detection air chambers, detection air chamber wherein described in
Air inlet is connected with the gas outlet of another described detection air chamber；Along gas transmission direction, positioned at the described detection air chamber of head
Air inlet is connected with described air inlet pipeline, and the gas outlet positioned at the described detection air chamber of afterbody is connected with described gas exhaust piping.
Further, described infrared sensor and described infrared light supply are oppositely arranged.
Further, described air inlet pipeline is connected with described detection air chamber by check valve.
Further, described air inlet pipeline is additionally provided with dismountable blowing nozzle；And/or, on described air inlet pipeline also
Setting air intake branch, is disposed with the first air pump and the first valve between described air intake branch and described air inlet pipeline, described
The mouth of pipe of air intake branch is connected with the first removable air bag.
Further, described detection air chamber be also associated with clean trachea, described cleaning trachea pass through the second valve with described
Detection air chamber connects, and described cleaning trachea is additionally provided with the second air pump.
Further, the outlet of described gas exhaust piping is connected with disinfection tank by the 3rd valve, and described disinfection tank is arranged
There is air vent.
Further, described gas exhaust piping is additionally provided with the second air bag.
Further, described infrared light supply is modulation pulse infrared light source, and described optical filter is narrow band pass filter, described red
Outer sensor is pyroelectric infrared sensor
Further, described controller is also associated with printer, information input equipment and/or display device.
Compared with prior art, advantage of the present utility model and good effect are：The infrared-gas that this utility model provides
Disease detection supplementary instrument, selects absorption characteristic based on gas with various molecule infrared spectrum, and strong with absorption using gas concentration
Degree relation, by setting infrared light supply and infrared sensor in detection air chamber, infrared light supply can provide tested gaseous spectrum
As far as possible narrow bandwidth infrared radiation pulses, the ratio improving useful bandwidth is to improve sensitivity, and infrared sensor setting
There is optical filter, to select suitable spectral detection bandwidth it is ensured that spot measurement, realize improving infrared-gas disease detection auxiliary machine
The accuracy of detection of device and versatility.
Brief description
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or in description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, drawings in the following description are
Some embodiments of the present utility model, for those of ordinary skill in the art, in the premise not paying creative labor
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of this utility model infrared-gas disease detection supplementary instrument embodiment；
Fig. 2 is the structural representation detecting air chamber in this utility model infrared-gas disease detection supplementary instrument embodiment.
Specific embodiment
Purpose, technical scheme and advantage for making this utility model embodiment are clearer, new below in conjunction with this practicality
Accompanying drawing in type embodiment, is clearly and completely described it is clear that being retouched to the technical scheme in this utility model embodiment
The embodiment stated is a part of embodiment of this utility model, rather than whole embodiments.Based on the enforcement in this utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained under the premise of not making creative work, broadly fall into
The scope of this utility model protection.
As Figure 1-Figure 2, the present embodiment infrared-gas disease detection supplementary instrument, including controller 1, air inlet pipeline 2,
Detection air chamber 3 and gas exhaust piping 4, are provided with infrared light supply 31, optical filter 32 and infrared sensor 33 in described detection air chamber 3,
Described optical filter 32 covers in described infrared sensor 33, described infrared sensor 33 and described infrared light supply 31 respectively with described
Controller 1 is electrically connected, and described air inlet pipeline 2 is connected with described detection air chamber 3 respectively with described gas exhaust piping 4.
Specifically, the present embodiment infrared-gas disease detection supplementary instrument utilizes Modern gas analysis means to analyze patient
Exhaled gas, by Principle of Statistics, determine characteristic gas and characteristic gas infrared spectrum, analysis gas concentration is serious with disease
The corresponding relation of degree.Wherein, contain specific gas component corresponding with this disease in the gas of patient's exhalation of various disease,
After being counted by statistics, just can obtain corresponding infrared spectrum information for different diseases, and the present embodiment is red
The infrared light supply 31 of setting, optical filter 32 and infrared sensor 33 in detection air chamber 3 in outer gas disease detection supplementary instrument
Can be according to disease to be detected, the infrared radiation pulses bandwidth of reasonable set infrared light supply and the spectrum narrowband band of optical filter
Width, just can be detected by the gas that infrared sensor 33 is directed to exhalation, with the accurate gas judging exhalation whether
Contain gas composition corresponding with this disease, and additionally it is possible to dense according to gas after confirming to have the corresponding gas composition of this disease
The degree of degree anticipation disease.
Wherein, the present embodiment infrared-gas disease detection supplementary instrument can be arranged in series multiple detection gas as needed
Room 3, described detection air chamber 3 offers air inlet（Unmarked）And gas outlet（Unmarked）；Two adjacent described detection air chambers
3, detect wherein described in one that the air inlet of air chamber 3 is connected with the gas outlet of another described detection air chamber 3；Along gas transmission direction,
Air inlet positioned at the described detection air chamber 3 of head connected with described air inlet pipeline 2, positioned at the described detection air chamber 3 of afterbody
Gas outlet is connected with described gas exhaust piping 4.Specifically, user by air inlet pipeline 2 blow after, the gas of blowout will flow successively
Detect air chamber 3 through each, and be configured with corresponding infrared light supply for different disease detection in different detection air chambers 3
31st, optical filter 32 and infrared sensor 33, such that it is able to the multiple disease of one-time detection.And in order to preferably utilize infrared light supply 31
The infrared radiation pulses producing, to improve the accuracy of detection of infrared sensor 33, infrared sensor 33 and described infrared light supply 31
It is oppositely arranged.Preferably, in order to improve the precision of detection, infrared light supply 31 is modulation pulse infrared light source, described optical filter 32
For narrow band pass filter, described infrared sensor 33 is pyroelectric infrared sensor, and pyroelectric infrared sensor 33 generally has ginseng
Examine passage and at least one sense channel, the mid frequency of the narrow band pass filter of reference channel setting selects away from tested gas group
The spectral centroid frequency of all gas in point it is ensured that not disturbed by gas, such Measurement channel and reference channel virtual value phase
After relatively, obtain the concentration of tested gas.In addition, according to using needs, described controller 1 is also associated with optional equipment 10, example
As：Optional equipment 10 can be printer, information input equipment and/or display device etc..Company for multiple detection air chambers 3
Connect mode, preferably air inlet is positioned close at the position of infrared light supply 31, and gas outlet is positioned close to infrared sensing
At the position of device 33.
Further, air inlet pipeline 2 is connected with described detection air chamber 3 by check valve 21.Specifically, user blows and passes through
Check valve 21 enters in detection air chamber 3, and check valve 21 is it can be avoided that detect the gas backstreaming in air chamber 3.And air inlet pipeline 2
Intake method can at least adopt dual-purpose mode as follows：A kind of is by the way of direct air blowing, also sets on air inlet pipeline 2
It is equipped with dismountable blowing nozzle 20；And/or, second is by the way of indirect air blowing, also sets up on described air inlet pipeline 2
Air intake branch 22（Do not mark on figure）, between described air intake branch 22 and described air inlet pipeline 2, it is disposed with the first air pump 23
With the first valve 24, the mouth of pipe of described air intake branch 22 is connected with the first removable air bag 24, and user blows and enters into the first gas
In capsule 24, the first air bag 24 is connected on air intake branch 22, realizes supply.
Further, for the ease of cleaning detection air chamber 3, detection air chamber 3 is also associated with cleaning trachea 5, described cleaning
Trachea 5 is passed through the second valve 52 and is connected with described detection air chamber 3, and described cleaning trachea 5 is additionally provided with the second air pump 51.Specifically
, after wherein one user has been detected, by the second air pump 51, clean air is injected in detection air chamber 3, can be quick
Cleaning detect air chamber 3 in remaining gas it is ensured that each detected person's exhaled gas is not by cross influence.And preferred, row
The outlet of air pipe 4 is connected with disinfection tank 6 by the 3rd valve 42, and described disinfection tank 6 is provided with air vent 61, from detection gas
In room 3, expellant gas are discharged after disinfection tank 6 sterilization.Wherein, described gas exhaust piping 4 is additionally provided with the second air bag 41,
In detection process, the second air bag 41 can cache and enter into excessive gas in detection air chamber 3, and the detected gas of display is
Warp is full of detection air chamber 3, and points out air blowing to terminate.
The specifically used process of the present embodiment infrared-gas disease detection supplementary instrument is as follows：
1st, typing is detected the information of personnel and the information of testing staff, selects the gaseous species of detection, initially enters survey
Examination program.
2nd, blow：Air blowing has two ways.One kind is directly to be blown using disposable blowing nozzle 20, disposable blowing nozzle 20
It is connected with air inlet pipeline 2 using clip, can be with quick-replaceable；Another kind is to be blown using the first air bag 24 and the first air pump 2, uses
The first collector's exhaled gas of first air bag 24, then detection air chamber 3 is blown into by the first air pump 2.Two ways is carried out using valve
Switching selects.
3rd, gas detecting：The data of collection each passage of pyroelectric infrared sensor 33.Gas enters detection air chamber 3, red
Outer light-pulse generator passes through tested gas, when running into selected tested gas, the quilt that tested GAS ABSORPTION infrared light is contained within
Survey the light of gaseous spectrum frequency, change the intensity of light, then the narrow band pass filter 32 through this frequency, reach rpyroelectric infrared
On sensor 33 reaction diaphragm, the light intensity of change is transformed into the signal of telecommunication, carries out A/D conversion after amplifying after filtering, by controlling
CPU process on device 1 wiring board processed, obtains the virtual value of tested gas, is compared with the data of reference channel test,
The concentration of tested gas is obtained according to calibration value after calculating.
4th, conclusion：According to the various gas concentrations after calculating, conclude with comparing in data base.Bag in conclusion
Include：The detected information such as personal information, gas concentration, the suggestion automatically generating, detection time of display, the date of detection, the time,
And operator.
5th, after the completion of the detection of each detected person's exhaled gas, for the ease of next gas detecting, detect that air chamber 3 will
Automatic gas are swept it is ensured that each detected person's exhaled gas is not by cross influence：Open the second valve 52, start the second air pump 51,
To detect that retaining gas in air chamber 3, the second air bag 41 is discharged to disinfection tank 6 with clean gas.
The present embodiment infrared-gas disease detection supplementary instrument, selects to absorb spy based on gas with various molecule infrared spectrum
Property, and using gas concentration and absorption intensity relation, by setting infrared light supply and infrared sensor in detection air chamber, infrared
Light source can provide the infrared radiation pulses of the as far as possible narrow bandwidth of tested gaseous spectrum, and the ratio improving useful bandwidth is to improve
Sensitivity, and infrared sensor is provided with optical filter, to select suitable spectral detection bandwidth it is ensured that spot measurement, realizes carrying
The accuracy of detection of high IR gas disease detection supplementary instrument and versatility.
Finally it should be noted that：Above example only in order to the technical solution of the utility model to be described, is not intended to limit；
Although being described in detail to this utility model with reference to the foregoing embodiments, it will be understood by those within the art that：
It still can be modified to the technical scheme described in foregoing embodiments, or wherein some technical characteristics are carried out etc.
With replacement；And these modifications or replacement, do not make the essence of appropriate technical solution depart from this utility model each embodiment technology
The spirit and scope of scheme.
Claims (10)
1. a kind of infrared-gas disease detection supplementary instrument it is characterised in that include controller, air inlet pipeline, detection air chamber and
Gas exhaust piping, is provided with infrared light supply, optical filter and infrared sensor in described detection air chamber, described optical filter covers in described
Infrared sensor, described infrared sensor and described infrared light supply are connected with described controller respectively, described air inlet pipeline and institute
State gas exhaust piping to connect with described detection air chamber respectively.
2. infrared-gas disease detection supplementary instrument according to claim 1 is it is characterised in that described infrared-gas disease
Detection supplementary instrument includes multiple described detection air chambers being connected in series, and described detection air chamber offers air inlet and gas outlet；
Two adjacent described detection air chambers, detect wherein described in one that the air inlet of air chamber and the gas outlet of another described detection air chamber connect
Logical；Along gas transmission direction, the air inlet positioned at the described detection air chamber of head is connected with described air inlet pipeline, positioned at afterbody
The gas outlet of described detection air chamber is connected with described gas exhaust piping.
3. infrared-gas disease detection supplementary instrument according to claim 1 it is characterised in that described infrared sensor and
Described infrared light supply is oppositely arranged.
4. infrared-gas disease detection supplementary instrument according to claim 1 is it is characterised in that described air inlet pipeline passes through
Check valve is connected with described detection air chamber.
5. infrared-gas disease detection supplementary instrument according to claim 4 is it is characterised in that go back on described air inlet pipeline
It is provided with dismountable blowing nozzle；And/or, described air inlet pipeline also sets up air intake branch, described air intake branch with described enter
It is disposed with the first air pump and the first valve, the mouth of pipe of described air intake branch is connected with the first removable gas between air pipe
Capsule.
6. infrared-gas disease detection supplementary instrument according to claim 1 is it is characterised in that described detection air chamber also connects
It is connected to cleaning trachea, described cleaning trachea is passed through the second valve and is connected with described detection air chamber, and described cleaning trachea also sets up
There is the second air pump.
7. infrared-gas disease detection supplementary instrument according to claim 1 is it is characterised in that the going out of described gas exhaust piping
Mouth is connected with disinfection tank by the 3rd valve, and described disinfection tank is provided with air vent.
8. infrared-gas disease detection supplementary instrument according to claim 7 is it is characterised in that go back on described gas exhaust piping
It is provided with the second air bag.
9. according to the arbitrary described infrared-gas disease detection supplementary instrument of claim 1-8 it is characterised in that described infrared light
Source is modulation pulse infrared light source, and described optical filter is narrow band pass filter, and described infrared sensor is pyroelectric infrared sensor.
10. infrared-gas disease detection supplementary instrument according to claim 1 is it is characterised in that described controller also connects
It is connected to printer, information input equipment and/or display device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620695937.XU CN205941349U (en) | 2016-07-05 | 2016-07-05 | Infrared gaseous disease detection auxiliary instrument |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620695937.XU CN205941349U (en) | 2016-07-05 | 2016-07-05 | Infrared gaseous disease detection auxiliary instrument |
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| Publication Number | Publication Date |
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| CN205941349U true CN205941349U (en) | 2017-02-08 |
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| CN201620695937.XU Expired - Fee Related CN205941349U (en) | 2016-07-05 | 2016-07-05 | Infrared gaseous disease detection auxiliary instrument |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108489925A (en) * | 2018-04-05 | 2018-09-04 | 范宪华 | A kind of instrument with breathing detection Malignant gastrointestinal pathogenic bacteria |
| CN113433066A (en) * | 2021-06-28 | 2021-09-24 | 江西人民输变电有限公司 | Inside gaseous detecting system of switch board |
-
2016
- 2016-07-05 CN CN201620695937.XU patent/CN205941349U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108489925A (en) * | 2018-04-05 | 2018-09-04 | 范宪华 | A kind of instrument with breathing detection Malignant gastrointestinal pathogenic bacteria |
| CN113433066A (en) * | 2021-06-28 | 2021-09-24 | 江西人民输变电有限公司 | Inside gaseous detecting system of switch board |
| CN113433066B (en) * | 2021-06-28 | 2024-01-30 | 江西人民输变电有限公司 | Gas detection system in power distribution cabinet |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170208 |