CN107796686A - Gas analysis detection means in a kind of environment - Google Patents
Gas analysis detection means in a kind of environment Download PDFInfo
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- CN107796686A CN107796686A CN201711417018.1A CN201711417018A CN107796686A CN 107796686 A CN107796686 A CN 107796686A CN 201711417018 A CN201711417018 A CN 201711417018A CN 107796686 A CN107796686 A CN 107796686A
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- 238000001514 detection method Methods 0.000 title claims abstract description 60
- 238000004868 gas analysis Methods 0.000 title claims abstract description 18
- 238000004458 analytical method Methods 0.000 claims description 13
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 12
- 238000012545 processing Methods 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 10
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 4
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 4
- 230000002349 favourable effect Effects 0.000 abstract description 19
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 45
- 239000012535 impurity Substances 0.000 description 7
- 239000000428 dust Substances 0.000 description 4
- 239000008187 granular material Substances 0.000 description 4
- 238000007689 inspection Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000003845 household chemical Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012372 quality testing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0031—General constructional details of gas analysers, e.g. portable test equipment concerning the detector comprising two or more sensors, e.g. a sensor array
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0062—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method or the display, e.g. intermittent measurement or digital display
- G01N33/0063—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method or the display, e.g. intermittent measurement or digital display using a threshold to release an alarm or displaying means
- G01N33/0065—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method or the display, e.g. intermittent measurement or digital display using a threshold to release an alarm or displaying means using more than one threshold
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Pathology (AREA)
- Physics & Mathematics (AREA)
- Immunology (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Combustion & Propulsion (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Sampling And Sample Adjustment (AREA)
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The invention discloses gas analysis detection means in a kind of environment, including housing, housing tip is provided with air inlet, the top of air inlet is provided with the valve being adapted with air inlet, screen pack is provided with above enclosure interior, enclosure interior is divided into filter chamber and sensing chamber by screen pack, the top of filter chamber is located at air inlet side and is provided with induced-draught fan, the bottom of filter chamber is provided with screen pack, and it is detachably connected between filter chamber and sensing chamber, the bottom both sides of filter chamber are arranged with inserted block, inserted block top is provided with block, block is located at the bottom of filter chamber, and the diameter of block is more than the diameter of inserted block, the top of sensing chamber is provided with the slot being adapted with inserted block with inserted block corresponding position, the top of slot is provided with the insert port being adapted with block.Beneficial effect：It can facilitate and screen pack is timely cleared up, be more favorable for the neat and tidy of enclosure interior gaseous environment, detecting head can fully be contacted with the gas in housing, so as to greatly improve the precision of detection.
Description
Technical field
The present invention relates to environmental quality detection technique field, it particularly relates to gas analysis detection dress in a kind of environment
Put.
Background technology
With the improvement of people ' s living standards and living conditions are obviously improved, and indoor decorating is more and more general
Time, the use of various decorating and renovating materials and more household chemicals are got in, and make source and the species of indoor pollutant
Increase.Relative to outdoor air, room air pollution degree is then more serious.According to statistics, people there are about 80% or so in life
Time is spent indoors, therefore the quality of IAQ directly influences everyone health, increasingly causes complete
The concern of society, IAQ turn into the focal issue that the common people, government and scientific research personnel are concerned about, while room air
The development of quality testing is also imperative work.
At present, the domestic instrument for carrying out indices detection in air probably has two kinds：It is to be examined for an index
Survey, display data；It is comprehensive detection, this that can many indexes be carried out with data acquisition, this instrument is used for measurement finishing
Caused pernicious gas, environmental pollution etc., and it is large-scale detection device to carry out the mostly of Detection of Air Quality, such as detects urban air
Equipment of pollution index etc., it has not been convenient to carry, while often containing impurity such as substantial amounts of dust granules in air, directly to environment
In gas carry out detection and can cause the inefficient of detection, while it is fixed to pop one's head in, it is impossible to the effectively gas indoor with detection
Body is sufficiently contacted, and can also cause the efficiency of detection greatly to reduce.
The problem of in correlation technique, effective solution is not yet proposed at present.
The content of the invention
The problem of in correlation technique, the present invention proposes gas analysis detection means in a kind of environment, existing to overcome
Above-mentioned technical problem present in correlation technique.
The technical proposal of the invention is realized in this way：
Gas analysis detection means in a kind of environment, including housing, the housing tip are provided with air inlet, the top of the air inlet
End is provided with the valve that is adapted with the air inlet, is provided with screen pack above the enclosure interior, and the screen pack is by the shell
Internal body portion is filter chamber and sensing chamber, and the top of the filter chamber is located at the air inlet side and is provided with induced-draught fan, the mistake
The bottom of filter chamber is provided with the screen pack, and is detachably connected between the filter chamber and the sensing chamber, the filter chamber
Bottom both sides are arranged with inserted block, and the inserted block top is provided with block, and the block is located at the bottom of the filter chamber, and described
The diameter of block is more than the diameter of the inserted block, and the top of the sensing chamber is provided with the inserted block corresponding position and inserted with described
The slot that block is adapted, the top of the slot are provided with the insert port being adapted with the block, and the top of the slot is located at
The both sides of the insert port are arranged with limited post, and the slot inner bottom is provided with fixed column, and the top of the fixed column is set
There is spring, the inwall both sides of the slot are provided with sealing surface, and the apical lateral of the sealing surface is provided with helical spring card, the inspection
Survey chamber interior bottom and be provided with detecting head, backing plate, the backing plate top are provided between the detecting head and the bottom of the sensing chamber
Provided with expansion link, telescope motor is provided with the expansion link, regulation button, and the regulation button are provided with the outside of the sensing chamber
Control and connect with the telescope motor, processing module, analysis module, detection module and control box are provided with inside the sensing chamber,
The control box is electrically connected with the processing module, detection module and analysis module, and the output end of the detection module
It is connected with the input of the analysis module, the output end of the analysis module is connected with the input of the processing module.
Further, the detection module includes carbon monoxide gas detector and formaldehyde gas detector, the housing
Inside is provided with gas concentration detection apparatus, and the gas concentration detection apparatus is electrically connected with the control box.
Further, the hull outside side is provided with display screen, the hull outside it is relative with the display screen one
Side is provided with battery grooves, and the display screen is electrically connected with the control box.
Further, the hull outside side is provided with charge port, and the hull outside is provided with the charge port homonymy
Alarm, and the alarm is electrically connected with the control box.
Further, controller and drive module being provided with the control box, the controller is PLC single-chip microcomputers,
The drive module is L298N.
Further, the PLC single-chip microcomputers are provided with pin provided with pin AD0, AD1, AD2 and AD3, the L298N
IN1, IN2, IN3, IN4, OUT1, OUT2, OUT3 and OUT4.
Further, the pin AD0 is connected with the pin IN1, and the pin AD1 is connected with the pin IN2, institute
State pin AD2 to be connected with the pin IN3, the pin AD3 is connected with the pin IN4, the pin OUT1 and the spy
The positive pole connection of gauge head, the pin OUT2 are connected with the negative pole of the detecting head, the pin OUT3 and the display screen
Positive pole is connected, and the pin OUT4 is connected with the negative pole of the display screen.
Beneficial effects of the present invention：By placing induced-draught fan at air inlet, the suction to gas in air can be increased,
So that gas is more favorable for entering enclosure interior, while positioned at the screen pack of air inlet bottom, can be to contained by gas in air
Some impurity and dust granule are filtered, and are more favorable for detecting gas, improve the precision of detection, reduce impurity to inspection
The influence of precision is surveyed, while inlet close can be more favorable for from air after suction gas by valve in housing
The gas in portion is detected, while is detachably connected between filter chamber and sensing chamber, can facilitate and screen pack is carried out timely
Cleaning, the neat and tidy of enclosure interior gaseous environment is more favorable for, by the way that inserted block is inserted inside slot so that filter chamber and inspection
Surveying room can combine closely, while block can be fixed on slot top both sides by limited post, slot be fixed more firm
Gu and it is close, while sealing surface can reduce the gas leakage of junction, be more favorable for detecting gas, and detecting head can be with
Height is adjusted by expansion link so that detecting head can conveniently adjust height so that detecting head can be with the gas in housing
Body is fully contacted, and so as to greatly improve the precision of detection, and is timely shown by display screen, tied simultaneously
Structure is compact, is convenient for carrying, the use simple to operate for being more favorable for people.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to institute in embodiment
The accompanying drawing needed to use is briefly described, it should be apparent that, drawings in the following description are only some implementations of the present invention
Example, for those of ordinary skill in the art, on the premise of not paying creative work, can also be obtained according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is gas analysis structure of the detecting device schematic diagram in environment according to embodiments of the present invention；
Fig. 2 is the structural representation of part A in Fig. 1 according to embodiments of the present invention；
Fig. 3 is gas analysis detection means the north structural representation in environment according to embodiments of the present invention；
Fig. 4 is the connection figure of controller according to embodiments of the present invention；
Fig. 5 is gas analysis detection means control block diagram in environment according to embodiments of the present invention.
In figure：
1st, housing；2nd, air inlet；3rd, valve；4th, screen pack；5th, filter chamber；6th, sensing chamber；7th, induced-draught fan；8th, inserted block；9th, block；
10th, slot；11st, insert port；12nd, limited post；13rd, fixed column；14th, spring；15th, sealing surface；16th, helical spring card；17th, detect
Head；18th, backing plate；19th, expansion link；20th, telescope motor；21st, regulation button；22nd, processing module；23rd, analysis module；24th, detect
Module；25th, control box；26th, gas concentration detection apparatus；27th, display screen；28th, battery grooves；29th, charge port；30th, alarm.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained, belong to what the present invention protected
Scope.
According to an embodiment of the invention, there is provided gas analysis detection means in a kind of environment.
As Figure 1-5, gas analysis detection means in environment according to embodiments of the present invention, including housing 1, the shell
The top of body 1 is provided with air inlet 2, and the top of the air inlet 2 is provided with the valve 3 being adapted with the air inlet 2, the housing 1
Inner upper is provided with screen pack 4, and the screen pack 4 will be divided into filter chamber 5 and sensing chamber 6, the filter chamber inside the housing 1
5 top is located at the side of air inlet 2 and is provided with induced-draught fan 7, and the bottom of the filter chamber 5 is provided with the screen pack 4, and described
It is detachably connected between filter chamber 5 and the sensing chamber 6, the bottom both sides of the filter chamber 5 are arranged with inserted block 8, described to insert
The top of block 8 is provided with block 9, and the block 9 is located at the bottom of the filter chamber 5, and the diameter of the block 9 is more than the inserted block
8 diameter, the top of the sensing chamber 6 are provided with the slot 10 being adapted with the inserted block 8 with the corresponding position of inserted block 8,
The top of the slot 10 is provided with the insert port 11 being adapted with the block 9, and the top of the slot 10 is located at the insertion
The both sides of mouth 11 are arranged with limited post 12, and the inner bottom of slot 10 is provided with fixed column 13, the top of the fixed column 13
Provided with spring 14, the inwall both sides of the slot 10 are provided with sealing surface 15, and the apical lateral of the sealing surface 15 is provided with spiral bullet
Spring card 16, the inner bottom of sensing chamber 6 are provided with detecting head 17, set between the detecting head 17 and the bottom of the sensing chamber 6
There is backing plate 18, the top of backing plate 18 is provided with expansion link 19, telescope motor 20, the sensing chamber 6 are provided with the expansion link 19
Outside is provided with regulation button 21, and the regulation button 21 connects with the telescope motor 20 control, is set inside the sensing chamber 6
There are processing module 22, analysis module 23, detection module 24 and control box 25, the control box 25 and the processing module 22, inspection
Survey module 24 and analysis module 23 is electrically connected with, and the input of the output end of the detection module 24 and the analysis module 23
End connection, the output end of the analysis module 23 are connected with the input of the processing module 22.
By means of above-mentioned technical proposal, pass through induced-draught fan 7 so that gas is more favorable for entering inside housing 1, filters simultaneously
Net 4 can filter to the impurity contained by gas in air and dust granule, be more favorable for detecting gas, improve
The precision of detection, influence of the impurity to accuracy of detection is reduced, while will can be entered by valve 3 after suction gas from air
Gas port 2 is closed, and is more favorable for detecting the gas inside housing 1, while between filter chamber 5 and sensing chamber 6 detachably connect
Connect, can facilitate and screen pack 4 is timely cleared up, be more favorable for the neat and tidy of the internal gas environment of housing 1, sealing surface
15 can reduce the gas leakage of junction, be more favorable for detecting gas, detecting head 17 can be entered by expansion link 19
Row regulation height so that detecting head 17 can conveniently adjust height so that detecting head 17 can be filled with the gas in housing 1
Tap is touched, and so as to greatly improve the precision of detection, and is timely shown by display screen 27.
In addition, the detection module 24 includes carbon monoxide gas detector and formaldehyde gas detector, in the housing 1
Portion is provided with gas concentration detection apparatus 26, and the gas concentration detection apparatus 26 is electrically connected with the control box 25, is passed through
Whether the content that gas concentration detection apparatus 26 can measure the carbon monoxide and formaldehyde in environment is exceeded, and timely will detection
As a result people are informed, improve the precision that gas detects in environment, are more favorable for the health of human body.
In addition, the outside side of housing 1 is provided with display screen 27, the outside of housing 1 is relative with the display screen 27
Side is provided with battery grooves 28, and the display screen 27 is electrically connected with the control box 25, passes through battery grooves 28, Ke Yi
Battery pack is put into battery grooves 28 so that detection means is easy to carry and use, and is timely shown by display screen 27
The testing result of various gases in environment, the observation being more convenient for people to and analyzing and processing.
In addition, the outside side of housing 1 is provided with charge port 29, the outside of housing 1 is set with the homonymy of charge port 29
There is alarm 30, and the alarm 30 is electrically connected with the control box 25, can facilitate by charge port 29 and detection is filled
Put and charged so that detection means easily facilitates use, while by alarm 30 can in the environment gas concentration it is too high
When people are timely reminded by alarm 30, greatly increase the accuracy of detection of detection means, be more favorable for making for people
With.
In addition, the controller is PLC single-chip microcomputers, the drive module is L298N, and the PLC single-chip microcomputers, which are provided with, to be drawn
Pin AD0, AD1, AD2 and AD3, the L298N are provided with pin IN1, IN2, IN3, IN4, OUT1, OUT2, OUT3 and OUT4.
Meanwhile the pin AD0 is connected with the pin IN1, the pin AD1 is connected with the pin IN2, described to draw
Pin AD2 is connected with the pin IN3, and the pin AD3 is connected with the pin IN4, the pin OUT1 and the detecting head
17 positive pole connection, the pin OUT2 are connected with the negative pole of the detecting head 17, the pin OUT3 and the display screen 27
Positive pole connection, the pin OUT4 is connected with the negative pole of the display screen 27.
In summary, by means of the above-mentioned technical proposal of the present invention, by placing induced-draught fan 7, Ke Yizeng at air inlet 2
Adding the suction to gas in air so that gas is more favorable for entering inside housing 1, while positioned at the filtering of the bottom of air inlet 2
Net 4, the impurity contained by gas in air and dust granule can be filtered, be more favorable for detecting gas, carry
The precision of high detection, influence of the impurity to accuracy of detection is reduced, while from air after suction gas, can be incited somebody to action by valve 3
Air inlet 2 is closed, and is more favorable for detecting the gas inside housing 1, while detachable between filter chamber 5 and sensing chamber 6
Connection, can facilitate and screen pack 4 is timely cleared up, be more favorable for the neat and tidy of the internal gas environment of housing 1, pass through
Inserted block 8 is inserted inside slot 10 so that filter chamber 5 and sensing chamber 6 can combine closely, while block 9 can be by spacing
Post 12 is fixed on the top both sides of slot 10, slot 10 is fixed more firmly and close, while sealing surface 15 can reduce knot
Gas leakage at conjunction, is more favorable for detecting gas, height can be adjusted in detecting head 17 by expansion link 19, make
Height can conveniently be adjusted by obtaining detecting head 17 so that and detecting head 17 can fully be contacted with the gas in housing 1, so as to
To greatly improve the precision of detection, and timely shown by display screen 27.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.
Claims (7)
1. gas analysis detection means in a kind of environment, it is characterised in that including housing（1）, the housing（1）Top be provided with into
Gas port（2）, the air inlet（2）Top be provided with and the air inlet（2）The valve being adapted（3）, the housing（1）It is internal
Top is provided with screen pack（4）, the screen pack（4）By the housing（1）Inside is divided into filter chamber（5）And sensing chamber（6）, it is described
Filter chamber（5）Top be located at the air inlet（2）Side is provided with induced-draught fan（7）, the filter chamber（5）Bottom be provided with it is described
Screen pack（4）, and the filter chamber（5）With the sensing chamber（6）Between be detachably connected, the filter chamber（5）Bottom two
Side is arranged with inserted block（8）, the inserted block（8）Top is provided with block（9）, the block（9）Positioned at the filter chamber（5）Bottom
End, and the block（9）Diameter be more than the inserted block（8）Diameter, the sensing chamber（6）Top and the inserted block（8）
Corresponding position is provided with and the inserted block（8）The slot being adapted（10）, the slot（10）Top be provided with and the block
（9）The insert port being adapted（11）, the slot（10）Top be located at the insert port（11）Both sides be arranged with it is spacing
Post（12）, the slot（10）Inner bottom is provided with fixed column（13）, the fixed column（13）Top be provided with spring（14）, institute
State slot（10）Inwall both sides be provided with sealing surface（15）, the sealing surface（15）Apical lateral be provided with helical spring card
（16）, the sensing chamber（6）Inner bottom is provided with detecting head（17）, the detecting head（17）With the sensing chamber（6）Bottom
Between be provided with backing plate（18）, the backing plate（18）Top is provided with expansion link（19）, the expansion link（19）It is interior to be provided with telescope motor
（20）, the sensing chamber（6）Outside is provided with regulation button（21）, and the regulation button（21）With the telescope motor（20）Control
System connection, the sensing chamber（6）Inside is provided with processing module（22）, analysis module（23）, detection module（24）And control box
（25）, the control box（25）With the processing module（22）, detection module（24）And analysis module（23）It is electrically connected with, and
The detection module（24）Output end and the analysis module（23）Input connection, the analysis module（23）Output
End and the processing module（22）Input connection.
2. gas analysis detection means in environment according to claim 1, it is characterised in that the detection module（24）Bag
Include carbon monoxide gas detector and formaldehyde gas detector, the housing（1）Inside is provided with gas concentration detection apparatus（26）,
And the gas concentration detection apparatus（26）With the control box（25）It is electrically connected with.
3. gas analysis detection means in environment according to claim 1, it is characterised in that the housing（1）Outside one
Side is provided with display screen（27）, the housing（1）Outside and the display screen（27）Relative side is provided with battery grooves（28）, and
The display screen（27）With the control box（25）It is electrically connected with.
4. gas analysis detection means in environment according to claim 1, it is characterised in that the housing（1）Outside one
Side is provided with charge port（29）, the housing（1）Outside and the charge port（29）Homonymy is provided with alarm（30）, and the alarm
Device（30）With the control box（25）It is electrically connected with.
5. gas analysis detection means in environment according to claim 1, it is characterised in that the control box（25）
Interior to be provided with controller and drive module, the controller is PLC single-chip microcomputers, and the drive module is L298N.
6. gas analysis detection means in environment according to claim 1, it is characterised in that set on the PLC single-chip microcomputers
Have pin AD0, AD1, AD2 and AD3, the L298N be provided with pin IN1, IN2, IN3, IN4, OUT1, OUT2, OUT3 and
OUT4。
7. gas analysis detection means in environment according to claim 1, it is characterised in that the pin AD0 with it is described
Pin IN1 connections, the pin AD1 are connected with the pin IN2, and the pin AD2 is connected with the pin IN3, described to draw
Pin AD3 is connected with the pin IN4, the pin OUT1 and the detecting head（17）Positive pole connection, the pin OUT2 with
The detecting head（17）Negative pole connection, the pin OUT3 and the display screen（27）Positive pole connection, the pin OUT4
With the display screen（27）Negative pole connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711417018.1A CN107796686A (en) | 2017-12-25 | 2017-12-25 | Gas analysis detection means in a kind of environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711417018.1A CN107796686A (en) | 2017-12-25 | 2017-12-25 | Gas analysis detection means in a kind of environment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107796686A true CN107796686A (en) | 2018-03-13 |
Family
ID=61537992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711417018.1A Withdrawn CN107796686A (en) | 2017-12-25 | 2017-12-25 | Gas analysis detection means in a kind of environment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107796686A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108931493A (en) * | 2018-07-12 | 2018-12-04 | 镇江市爱威尔电子有限公司 | A kind of infrared gas sensor |
| CN109979135A (en) * | 2019-03-11 | 2019-07-05 | 重庆电子工程职业学院 | A kind of outdoor robot warning device based on computer monitoring |
| CN112964517A (en) * | 2021-03-17 | 2021-06-15 | 泰安市科瑞光学仪器有限公司 | Automatic sampling and detecting device for volatile organic compounds in air |
| CN113419030A (en) * | 2021-03-04 | 2021-09-21 | 陈光玖 | Carbon emission measurement and analysis device |
| CN113447611A (en) * | 2021-05-20 | 2021-09-28 | 南京云联信息科技有限公司 | Gas detection early warning system and device based on industrial internet |
-
2017
- 2017-12-25 CN CN201711417018.1A patent/CN107796686A/en not_active Withdrawn
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108931493A (en) * | 2018-07-12 | 2018-12-04 | 镇江市爱威尔电子有限公司 | A kind of infrared gas sensor |
| CN109979135A (en) * | 2019-03-11 | 2019-07-05 | 重庆电子工程职业学院 | A kind of outdoor robot warning device based on computer monitoring |
| CN109979135B (en) * | 2019-03-11 | 2020-10-16 | 重庆电子工程职业学院 | Outdoor robot alarm device based on computer monitoring |
| CN113419030A (en) * | 2021-03-04 | 2021-09-21 | 陈光玖 | Carbon emission measurement and analysis device |
| CN112964517A (en) * | 2021-03-17 | 2021-06-15 | 泰安市科瑞光学仪器有限公司 | Automatic sampling and detecting device for volatile organic compounds in air |
| CN113447611A (en) * | 2021-05-20 | 2021-09-28 | 南京云联信息科技有限公司 | Gas detection early warning system and device based on industrial internet |
| CN113447611B (en) * | 2021-05-20 | 2024-01-26 | 南京云联信息科技有限公司 | Gas detection early warning system and device based on industrial Internet |
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Application publication date: 20180313 |