CN106370575A - High-precision detector - Google Patents
High-precision detector Download PDFInfo
- Publication number
- CN106370575A CN106370575A CN201610959811.3A CN201610959811A CN106370575A CN 106370575 A CN106370575 A CN 106370575A CN 201610959811 A CN201610959811 A CN 201610959811A CN 106370575 A CN106370575 A CN 106370575A
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- sensor
- filter membrane
- filter
- high precision
- test instrument
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- 239000004033 plastic Substances 0.000 claims abstract description 20
- 238000010521 absorption reaction Methods 0.000 claims abstract description 10
- 239000012528 membrane Substances 0.000 claims description 49
- 238000007789 sealing Methods 0.000 claims description 46
- 239000013618 particulate matter Substances 0.000 claims description 38
- 238000009434 installation Methods 0.000 claims description 26
- 229910052782 aluminium Inorganic materials 0.000 claims description 20
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 20
- 238000012360 testing method Methods 0.000 claims description 18
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 17
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- 229910002027 silica gel Inorganic materials 0.000 claims description 17
- 239000011521 glass Substances 0.000 claims description 16
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 13
- 229910052744 lithium Inorganic materials 0.000 claims description 13
- 229910052751 metal Inorganic materials 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 12
- 230000009467 reduction Effects 0.000 claims description 10
- 230000003287 optical effect Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 18
- 238000003912 environmental pollution Methods 0.000 abstract description 4
- 230000004044 response Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 230000030279 gene silencing Effects 0.000 abstract 1
- 210000003128 head Anatomy 0.000 description 12
- 230000008859 change Effects 0.000 description 6
- 238000001914 filtration Methods 0.000 description 6
- 239000002245 particle Substances 0.000 description 5
- 229910001220 stainless steel Inorganic materials 0.000 description 5
- 239000010935 stainless steel Substances 0.000 description 5
- 239000000758 substrate Substances 0.000 description 5
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- 230000007613 environmental effect Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 2
- 239000012491 analyte Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
- G01N15/0606—Investigating concentration of particle suspensions by collecting particles on a support
- G01N15/0618—Investigating concentration of particle suspensions by collecting particles on a support of the filter type
- G01N15/0625—Optical scan of the deposits
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2202—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling
- G01N1/2205—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling with filters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2202—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling
- G01N1/2214—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling by sorption
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2273—Atmospheric sampling
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
- G01N15/0606—Investigating concentration of particle suspensions by collecting particles on a support
- G01N15/0618—Investigating concentration of particle suspensions by collecting particles on a support of the filter type
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N5/00—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
- G01N5/02—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid by absorbing or adsorbing components of a material and determining change of weight of the adsorbent, e.g. determining moisture content
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D13/00—Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover
- G05D13/62—Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover characterised by the use of electric means, e.g. use of a tachometric dynamo, use of a transducer converting an electric value into a displacement
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
- G01N15/075—Investigating concentration of particle suspensions by optical means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N2015/0019—Means for transferring or separating particles prior to analysis, e.g. hoppers or particle conveyors
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Automation & Control Theory (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The invention mainly discloses a high-precision detector. The technical scheme is as follows: the high-precision detector comprises a cutter, a haze detection unit, a filter unit, a screen display unit, a main circuit board, a silencing box, a three-in-one sensor unit, a five-in-one sensor unit, a battery unit, an air pump and a plastic casing, wherein the cutter is rotatablely connected to the haze detection unit; one end of the filter unit is connected with the haze detection unit; the other end of the filter unit is connected with the air pump; the haze detection unit comprises an infrared laser assembly, a haze detection cavity, a particulate receiving assembly and a laser absorption assembly; the infrared laser assembly is connected with the haze detection cavity; and the particulate receiving assembly is connected with the haze detection cavity. The high-precision detector can quickly detect the quality value of air, has high response speed, and is beneficial to mastering the air quality in time. The high-precision detector is convenient to carry and simple to operate, can be easily mastered by a single hand, and can perform the detection work anytime anywhere, so that people can give reasonable healthy living and traveling suggestions to themselves according to different environmental pollution degrees.
Description
Technical field
The present invention relates to particulate matter quick determination techniques field, more particularly, to a kind of high precision test instrument.
Background technology
Generally particle diameter is called pm10 in 10 microns of particles below things, be also called pellet or floating dust.Granule
The diameter of thing is less, and the position entering respiratory tract is deeper.The particulate matter of 10 micron diameters is usually deposited at upper respiratory tract, 5 microns
The deep of the entered respiratory tract of diameter, less than 2 microns 100% can be deep into bronchioless and alveolar.
Particle size is little, and rich in a large amount of poisonous and harmful substances, and time of staying length in an atmosphere, fed distance are remote,
Thus the impact to health and atmosphere quality is very big.The nasal cavity of human body, throat cannot stop compared with small particle
Grain thing, can enter trachea, bronchus, rest on pulmonary, cause pulmonary disease, malignant bacteria and virus can be mounted in particulate matter and enter
Enter human respiratory tract depths, cause infection, the disease such as induction cardiovascular.Therefore how quick detection air quality numerical value is current
The theme of research.
Detected with Atmospheric particulates detector Atmospheric particulates concentration when granule it is necessary to be sampled, after cutting
Thing is collected by Atmospheric particulates detector endoparticle thing harvester, and when atmospheric temperature is relatively low, the moisture content in air is also larger,
Moisture content is collected on the particle collection device in monitoring device together with particulate matter, and the precision of current detector detection is not high,
Measurement result has error, and filtering membrane of filter is damaged to install inconvenience, can affect the collecting efficiency of particulate matter harvester.
Content of the invention
Present invention aim at above-mentioned technical problem present in solution prior art, provide a kind of high precision test instrument,
The mass figures of energy quick detection air, fast response time, be conducive to grasping in time air quality;It is convenient for carrying, simple to operate
Understand, one hand just can easily be controlled, carry out detecting work whenever and wherever possible, according to different degrees of environmental pollution, reasonable to oneself
The residence row suggestion of health;And it is more convenient to charge, longevity of service, there is good environmental suitability, applied widely.
In order to solve above-mentioned technical problem, the present invention adopts the following technical scheme that a kind of high precision test instrument, including cutting
Device, survey haze device, filter for installation, screen display device, main circuit board, sound-muffling box, three-in-one sensor device, five in one pass
Sensor arrangement, cell apparatus, air pump and cabinet;Described sickle is rotatably connected on described survey haze device;Described filtration
Device device one end is connected with surveying haze device, and the described filter for installation other end is connected with air pump, and described survey haze device includes infrared
Laser module, survey haze chamber, particulate matter receiving unit and laser absorption assembly, described iraser assembly is with described survey haze chamber even
Connect, described particulate matter receiving unit is connected with described survey haze chamber;Described filter for installation includes two the first sealing rings, filter membranes
Box, filter membrane, filter membrane lid, filter membrane cover plate, second spring and screw, two the first sealing rings are respectively arranged in survey haze device and filter membrane
In cover plate, described filter membrane box, filter membrane and filter membrane lid are connected to filter membrane cover plate top in turn, and described filter membrane is installed on filter membrane box and filter
Between membrane cover, described screw is inserted in second spring and is connected with filter membrane cover plate bottom;Described three-in-one sensor device includes three conjunctions
One sensor body and three-in-one sensor support, three-in-one sensor described in described three-in-one sensor support cross-brace is originally
Body;Described five in one sensor device includes five in one sensor body and five in one sensor stand, described five in one sensing
Five in one sensor body described in device support cross-brace;Described cabinet includes lower cover and upper casing, described lower cover with described
Upper casing is fixedly connected.
The present invention is further arranged to, and described sickle adopts plastic inlet cover pm2.5 sickle, metal airscoop shroud
One of pm2.5 sickle, plastic inlet cover pm10 sickle or metal airscoop shroud pm10 sickle.Every machine can standard configuration
4 kinds of different sicklies, user can be used with oneself switching.
The present invention is further arranged to, described iraser assembly include first line plate, laser fixation kit, infrared swash
Light pipe, radiating aluminum pipe, the first spring, the first lens, lens fixed seat, the 4th sealing ring and sealing ring fixture, described infrared
Laser tube head is connected through laser fixation kit with first line plate, and described infrared laser pipe afterbody is with radiating aluminum pipe one end even
Connect, described first spring, lens fixed seat and sealing ring fixture are installed in inside the radiating aluminum pipe other end, described first
Lens are connected with lens fixed seat, and described 4th sealing ring is connected with sealing ring fixture.Infrared laser pipe is fixed through laser
Be welded in after assembly on first line plate, the screw thread on laser fixation kit with radiating aluminum pipe screw thread be spun on together with, the first spring
Put in radiating aluminum pipe from opposite side, the first lens are put in lens fixed seat, and gluing fixes, and are then revolved by screw thread
Enter in radiating aluminum pipe, the 4th sealing ring is enclosed within sealing ring fixture, be placed on radiating aluminum pipe, be then inserted into survey together
The in the hole in haze chamber, after being inserted into position, side is withstood radiating aluminum pipe with hexagon socket head cap screw without a head.
The present invention is further arranged to, and described particulate matter receiving unit includes the second wiring board, receives sensor, two panels the
Two lens, two panels lens fastener and the second sealing ring, described second wiring board, reception sensor, two panels second lens and second
Sealing ring is connected with each other successively, and described second wiring board welds with receiving sensor.Haze is surveyed entrance by infrared laser tube
The second lens that intra cavitary irradiation out passes through particulate matter receiving unit again amplify, and then pass through reception sensor reception and calculate, meter
Calculation method is the projected area irradiated by laser, is weighed as assisting.
The present invention is further arranged to, described laser absorption assembly include heat absorbing glass, sponge support, the 3rd sealing ring and
Glass cover-plate.Survey haze intracavity put into by glass, placing into sponge support and heat absorbing glass is propped up, in order to avoid rocking, placing into the 3rd
Sealing ring, finally covers glass cover-plate and is screwed.
The present invention is further arranged to, described screen display device include screen circuit board, screen, Transparent frame and switch by
Button, described screen circuit board is connected with screen, and described screen is fixed on upper casing surface by Transparent frame, and described shift knob is installed
On upper casing.
The present invention is further arranged to, and described main circuit board includes main circuit board body, pressure transducer, differential pressure pickup
And Temperature Humidity Sensor, described pressure transducer, differential pressure pickup and Temperature Humidity Sensor be installed on main circuit board body,
Described pressure transducer and differential pressure pickup are mutually corresponding.Main circuit board is exactly to allow whole detector energising normal work, passes through
Pressure transducer, and the flow velocity of differential pressure pickup control air-flow is so as to uniformly enter detector.
The present invention is further arranged to, and described sound-muffling box includes noise reduction box cover, sound-muffling box lower cover, silica gel piece and jump ring,
Described silica gel piece is located between noise reduction box cover and sound-muffling box lower cover, and described noise reduction box cover and sound-muffling box lower cover edge are equipped with
Corresponding draw-in groove button, described draw-in groove button is connected with jump ring.Sound-muffling box Main Function is exactly noise reduction, can eliminate the noise of air pump.
The present invention is further arranged to, and described cell apparatus include lithium battery, battery bracket and usb charging head, described lithium
Battery is installed on battery bracket, and lithium battery is charged by usb charging head, and screen circuit board passes through lithium battery power supply.
The present invention is further arranged to, and described air pump includes air pump body, silica gel tube, three-way plastic tube and elbow, described
Air pump body is connected with silica gel tube one end, and the described silica gel tube other end is connected with elbow, and described elbow is connected with three-way plastic tube.
The present invention, due to employing technique scheme, has the advantages that
1st, the present invention is run by air pump and produces air-flow, the particulate matter of in the air is sent into plastics (metal) airscoop shroud, leads to
Cross the cutting in two stages, the granular absorption more than pm2.5 (or pm10) in cutting sheet, pm2.5 (or pm10) contains below
Pm2.5 (or pm10) enters in survey haze device.Then iraser assembly irradiates particulate matter, and particulate matter receiving unit amplifies
Particulate matter simultaneously receives calculating, irradiates out entering the particulate matter in survey haze device specifically by infrared laser pipe, then passes through
Second lens of particulate matter receiving unit amplify, and then pass through to receive sensor reception calculating, computational methods are to shine by laser
The projected area penetrated, is weighed as assisting.Then can adsorb after granule analyte detection is complete on filter for installation, in filter for installation
Filter membrane is removable to unload the weight claiming particulate matter down.Do not allow particulate matter enter in air pump it can in addition contain play, protect air pump.Three
Unification sensor device and five in one sensor device are connected on main circuit board by socket, detect the parameter of various gases,
Detection data is shown on display screen afterwards.The present invention quick mensure, fast response time to air;It is convenient for carrying, simple to operate bright
, one hand just can easily be controlled, and carry out whenever and wherever possible detecting work, according to different degrees of environmental pollution, be rationally good for oneself
The residence row suggestion of health;And it is more convenient to charge, longevity of service, there is good environmental suitability, applied widely.
2nd, the sickle of the present invention be fixed on rotation mode be stuck in survey haze device on, survey haze chamber on fixed screw slightly
Slightly unclamp, then sickle is screwed in fixed screw clockwise, again fixed screw is locked after being screwed into position, in order to avoid gas leakage.
3rd, after iraser of the present invention irradiates, other end heat absorbing glass falls light absorbs, in order to avoid light fires back, if
Light reflects the detection that will affect particulate matter.
4th, the present invention is cased with second spring in the outside of screw, realizes filter for installation and is locked on survey haze chamber, by the second bullet
Spring withstands filter for installation, because filter for installation just needs to change after a while, directly professional from surveying the hole haze chamber
Thimble back down filter membrane cover plate and just can change filter for installation.
Brief description
Below in conjunction with the accompanying drawings the present invention is further arranged to illustrate as the present invention:
Fig. 1 is a kind of explosive view of present invention high precision test instrument;
Fig. 2 is a kind of structural representation of present invention high precision test instrument;
Fig. 3 is a kind of front view of present invention high precision test instrument;
Fig. 4 is the left view of Fig. 3;
Fig. 5 is the right view of Fig. 3;
Fig. 6 is the top view of Fig. 3;
Fig. 7 is the upward view of Fig. 3;
Fig. 8 is the structural representation surveying haze device in the present invention;
Fig. 9 is the structural representation of filter for installation in the present invention;
Figure 10 is the structural representation of sound-muffling box in the present invention;
Figure 11 is the explosive view of sound-muffling box in the present invention;
Figure 12 is the structural representation of three-in-one sensor device in the present invention;
Figure 13 is the structural representation of main circuit board in the present invention;
Figure 14 is the structural representation of air pump in the present invention;
Figure 15 is the structural representation that in the present invention, laser absorption assembly is connected with survey haze chamber;
Figure 16 is the explosive view of mid-infrared laser assembly of the present invention;
Figure 17 is the explosive view of particulate matter receiving unit in the present invention;
Figure 18 is the structural representation of particulate matter receiving unit in the present invention;
Figure 19 is the structural representation that in the present invention, filter for installation is connected with survey haze device.
In figure, 1, sickle;2nd, survey haze device;3rd, filter for installation;4th, three-in-one sensor body;5th, three-in-one sensing
Device support;6th, five in one sensor body;7th, main circuit board;8th, screen circuit board;9th, screen;10th, upper casing;11st, Transparent frame;
12nd, shift knob;13rd, filter material extension bar;14th, airscoop shroud;15th, stainless steel substrates;16th, nozzle;17th, the first filtration film magazine;18th, second
Filter film magazine;19th, large sealing circle;20th, glass cover-plate;21st, the first sealing ring;22nd, survey haze chamber;23rd, filter membrane box;24th, filter membrane;
25th, filter membrane lid;26th, particulate matter receiving unit;27th, iraser assembly;28th, screw;281st, second spring;29th, filter membrane cover plate;
30th, sound-muffling box;31st, air pump;32nd, five in one sensor stand;33rd, heat absorbing glass;34th, sponge support;35th, lower cover;36th, lithium electricity
Pond;37th, battery bracket;38th, the 3rd sealing ring;39th, noise reduction box cover;40th, sound-muffling box lower cover;41st, silica gel piece;42nd, jump ring;
43rd, usb charging head;431st, draw-in groove button;44th, air pump body;45th, silica gel tube;46th, three-way plastic tube;47th, elbow;48th, laser is inhaled
Receive assembly;49th, first line plate;50th, laser fixation kit;51st, infrared laser pipe;52nd, radiate aluminum pipe;53rd, the first spring;
54th, the first lens;55th, lens fixed seat;56th, the 4th sealing ring;57th, sealing ring fixture;58th, the second wiring board;59th, receive
Sensor;60th, the second lens;601st, lens fastener;61st, the second sealing ring;71st, main circuit board body;72nd, pressure transducer;
73rd, differential pressure pickup;74th, humidity sensor.
Specific embodiment
As shown in Fig. 1 to Figure 19, it is a kind of present invention high precision test instrument, including sickle 1, survey haze device 2, filter
Device 3, screen display device, main circuit board 7, sound-muffling box 30, three-in-one sensor device, five in one sensor device, battery
Device, air pump 31 and cabinet.
Sickle 1 is rotatably connected in surveying on haze device 2, and sickle 1 is used for the particulate matter in the air and adopts two stages
Cutting.Sickle 1 is cut using plastic inlet cover pm2.5 sickle, metal airscoop shroud pm2.5 sickle, plastic inlet cover pm10
One of cutter or metal airscoop shroud pm10 sickle.
Plastic inlet cover pm2.5 sickle comprises assembly: the airscoop shroud 14 of plastics, stainless steel substrates 15, nozzle 16, the first mistake
Filter disc box 17 (the pm4.0 first stage cuts), the second filtration film magazine 18 (cutting of pm2.5 second stage) and large sealing circle 19.
Metal airscoop shroud pm2.5 sickle comprises assembly: filter material extension bar 13, the airscoop shroud 14 of metal, stainless steel substrates 15, spray
Mouth 16, first filters film magazine 17 (the pm4.0 first stage cut), second filters film magazine 18 (cutting of pm2.5 second stage) and greatly
Type sealing ring 19.
Plastic inlet cover pm10 sickle comprises assembly: the airscoop shroud 14 of plastics, stainless steel substrates 15, nozzle 16, the first mistake
Filter disc box 17 (the pm12 first stage cuts), the second filtration film magazine 18 (cutting of pm10 second stage) and large sealing circle 19.
Metal airscoop shroud pm10 sickle comprises assembly: filter material extension bar 13, metal airscoop shroud 14, stainless steel substrates 15, nozzle
16th, first film magazine 17 (the pm4.0 first stage cut), the second filtration film magazine 18 (cutting of pm2.5 second stage) and large-scale are filtered
Sealing ring 19.Every machine can 4 kinds of different sicklies of standard configuration, user can use with oneself switching according to when using.
Filter for installation 3 one end is connected with surveying haze device 2, and filter for installation 3 other end is connected with air pump 31.Survey haze device
2 include iraser assembly 27, survey haze chamber 22, particulate matter receiving unit 26 and laser absorption assembly 48, iraser assembly 27
It is connected with surveying haze chamber 22, particulate matter receiving unit 26 is connected with surveying haze chamber 22.Filter for installation 3 includes two the first sealing rings
21st, filter membrane box 23, filter membrane 24, filter membrane lid 25, filter membrane cover plate 29, second spring 281 and screw 28,21 points of two the first sealing rings
It is not installed in survey haze device 2 and filter membrane cover plate 29, filter membrane box 23, filter membrane 24 and filter membrane lid 25 are connected to filter membrane cover plate 29 in turn
Top, filter membrane 24 is installed between filter membrane box 23 and filter membrane lid 25, and screw 28 is inserted in second spring 281 and filter membrane cover plate 29 bottom
Connect.Change during filter for installation 3 without tearing main circuit board 7 open, without tearing filter membrane cover plate 29 open it is only necessary to survey haze chamber 22 from fixing
Two holes insertion contact pins turn down, filter membrane cover plate 29 bottom screw 28 is flexible due to having covered second spring 281, can backward
Pine, so that it may take out filter for installation 3, is very convenient to.
Iraser assembly 27 includes first line plate 49, laser fixation kit 50, infrared laser pipe 51, radiating aluminum pipe
52nd, the first spring 53, the first lens 54, lens fixed seat 55, the 4th sealing ring 56 and sealing ring fixture 57, infrared laser pipe
51 heads are connected through laser fixation kit 50 with first line plate 49, and infrared laser pipe 51 afterbody is with radiating aluminum pipe 52 one end even
Connect, the first spring 53, lens fixed seat 55 and sealing ring fixture 57 are installed in inside radiating aluminum pipe 52 other end, first
Lens 54 are connected with lens fixed seat 55, and the 4th sealing ring 56 is connected with sealing ring fixture 57.Infrared laser pipe 51 is used for shining
Project particulate matter.Infrared laser pipe 51 is welded on first line plate, on laser fixation kit 50 after passing through laser fixation kit 50
Screw thread with radiating aluminum pipe 52 screw thread be spun on together with, the first spring 53 from opposite side put into radiating aluminum pipe 52 in, first is saturating
Mirror 54 is put in lens fixed seat 55, and gluing fixes, and then passes through to be threaded in radiating aluminum pipe, the 4th sealing ring 56
It is enclosed within sealing ring fixture 57, be placed on radiating aluminum pipe 52, be then inserted into the in the hole surveying haze chamber together, after being inserted into position,
Side is withstood radiating aluminum pipe with hexagon socket head cap screw without a head.
Particulate matter receiving unit 26 includes the second wiring board 58, receives sensor 59, two panels the second lens 60, two panels lens
Fastener 601 and the second sealing ring 61, the second wiring board 58, reception sensor 59, two panels the second lens 60 and the second sealing ring 61
It is connected with each other successively, the second wiring board 58 welds with receiving sensor 59.Second lens 60 are used for amplifying particulate matter, receive sensing
Device 59 is used for receiving calculating.
Laser absorption assembly 48 includes heat absorbing glass 33, sponge support 34, the 3rd sealing ring 38 and glass cover-plate 20, absorbs
Glass 33 is used for absorbing iraser.Survey haze intracavity put into by glass, places into 34 heat absorbing glasses 33 of sponge support and props up, with
Exempt to rock, place into the 3rd sealing ring 38, finally cover glass cover-plate 20 and fixed with normal screws.
Three-in-one sensor device includes three-in-one sensor body 4 and three-in-one sensor support 5, three-in-one sensor
Support 5 cross-brace three-in-one sensor body 4.Three-in-one sensor can measure nitrogen dioxide and sulfur dioxide, having property
Can stable, high precision, highly reliable advantage.
Five in one sensor device includes five in one sensor body 6 and five in one sensor stand 32, and five in one senses
Device support 32 cross-brace five in one sensor body 6, can detect formaldehyde, volatile organic matter, carbon dioxide, have firm resistance to
With the features such as, stable performance.
Cabinet includes lower cover 35 and upper casing 10, and lower cover 35 is fixedly connected with upper casing 10.Screen display device includes shielding
Curtain circuit board 8, screen 9, Transparent frame 11 and shift knob 12, screen circuit board 8 is connected with screen 9, and screen 9 passes through Transparent frame 11
It is fixed on upper casing 10 surface, shift knob 12 is installed on upper casing 10.
Main circuit board 7 includes main circuit board body 71, pressure transducer 72, differential pressure pickup 73 and Temperature Humidity Sensor
74, pressure transducer 72, differential pressure pickup 73 and Temperature Humidity Sensor 74 are installed on main circuit board body 71, pressure sensing
Device 72 and differential pressure pickup 73 are mutually corresponding.Main circuit board 7 is exactly to allow whole detector energising normal work, by pressure sensing
Device 72 and differential pressure pickup 73 control the flow velocity of air-flow so as to uniformly enter in detector.
Sound-muffling box 30 includes noise reduction box cover 39, sound-muffling box lower cover 40, silica gel piece 41 and jump ring 42, and silica gel piece 41 is located at and disappears
Between sound box cover 39 and sound-muffling box lower cover 40, noise reduction box cover 39 and sound-muffling box lower cover 40 edge are equipped with corresponding draw-in groove button
431, draw-in groove button 431 is connected with jump ring 42, and sound-muffling box 30 Main Function is exactly noise reduction, can eliminate the noise of air pump.
Cell apparatus include lithium battery 36, battery bracket 37 and usb charging head 43, and lithium battery 36 is installed on battery bracket 37
On, lithium battery 36 is charged by usb charging head 43, and screen circuit board 8 is powered by lithium battery 36.By carrying with charging
Cell apparatus are conveniently charged by line.
Air pump 31 includes air pump body 44, silica gel tube 45, three-way plastic tube 46 and elbow 47, air pump body 44 and silica gel tube
45 one end connect, and silica gel tube 45 other end is connected with elbow 47, and elbow 47 is connected with three-way plastic tube 46, and air pump 31 is used for producing
Air-flow.
The present invention passes through air pump 31 and runs generation air-flow, and the particulate matter of in the air is sent into plastics (or metal) airscoop shroud,
By the cutting in two stages, the granular absorption more than pm2.5 (or pm10) in cutting sheet, pm2.5 (or pm10) is below
(or pm10) containing pm2.5 enters in survey haze device.Then iraser assembly 27 irradiates particulate matter, particulate matter receiving unit
26 amplification particulate matters simultaneously receive calculating, survey the particulate matter in haze device specifically by 51 entrance of infrared laser pipe and irradiate
Come, then amplified by the second lens 60 of particulate matter receiving unit 26, then pass through reception sensor 59 reception and calculate, calculating side
Method is the projected area irradiated by laser, is weighed as assisting.Then can adsorb after granule analyte detection is complete on filter for installation,
Filter membrane in filter for installation is removable to unload the weight claiming particulate matter down.Particulate matter is not allowed to enter into air pump it can in addition contain play
In 31, protect air pump 31.Three-in-one sensor device and five in one sensor device are connected on main circuit board 7 by socket,
Afterwards detection data is shown by screen display device.
The mass figures of energy quick detection air of the present invention, fast response time, be conducive to grasping air quality in time, thus
Effectively improve furniture environment, or carry out protected working, there is ageing and operability.It is convenient for carrying, simple to operate bright
, one hand just can easily be controlled, and carry out whenever and wherever possible detecting work, according to different degrees of environmental pollution, be rationally good for oneself
The residence row suggestion of health.And by carrying with charging wire, usb charging head charges and is more convenient, longevity of service has good
Environmental suitability, applied widely.The mode that the sickle of the present invention is fixed on rotation is stuck on survey haze device, on survey haze chamber
Fixed screw unclamp slightly, then sickle is screwed in fixed screw clockwise, again fixed screw is locked after being screwed into position
Tightly, in order to avoid gas leakage.After iraser of the present invention irradiates, other end heat absorbing glass falls light absorbs, in order to avoid light fires back, such as
Fruit light reflects the detection that will affect particulate matter.The present invention is cased with second spring in the outside of screw, realizes filter dress
Put and be locked on survey haze chamber, by second spring, filter for installation is withstood, because filter for installation just needs to change, directly after a while
Connect and just can change filter for installation from surveying the professional thimble in the hole haze chamber and back down filter membrane cover plate.
These are only the specific embodiment of the present invention, but the technical characteristic of the present invention is not limited thereto.Any with this
Based on bright, for solving essentially identical technical problem, realize essentially identical technique effect, done simple change, etc.
With replacement or modification etc., all it is covered by among protection scope of the present invention.
Claims (10)
1. a kind of high precision test instrument it is characterised in that: include sickle (1), survey haze device (2), filter for installation (3), screen
Curtain display device, main circuit board (7), sound-muffling box (30), three-in-one sensor device, five in one sensor device, cell apparatus,
Air pump (31) and cabinet;Described sickle (1) is rotatably connected on described survey haze device (2);Described filter for installation (3)
One end is connected with surveying haze device (2), and described filter for installation (3) other end is connected with air pump (31), described survey haze device (2) bag
Include iraser assembly (27), survey haze chamber (22), particulate matter receiving unit (26) and laser absorption assembly (48), described infrared sharp
Optical assembly (27) is connected with described survey haze chamber (22), and described particulate matter receiving unit (26) is connected with described survey haze chamber (22);Institute
State filter for installation (3) and include two the first sealing rings (21), filter membrane box (23), filter membrane (24), filter membrane lid (25), filter membrane cover plates
(29), second spring (281) and screw (28), two the first sealing rings (21) are respectively arranged in survey haze device (2) and filter membrane lid
In plate (29), described filter membrane box (23), filter membrane (24) and filter membrane lid (25) are connected to filter membrane cover plate (29) top, described filter in turn
Film (24) is installed between filter membrane box (23) and filter membrane lid (25), and described screw (28) is inserted in second spring (281) and filter membrane lid
Plate (29) bottom connects;Described three-in-one sensor device includes three-in-one sensor body (4) and three-in-one sensor support
(5), three-in-one sensor body (4) described in described three-in-one sensor support (5) cross-brace;Described five in one sensor dress
Put including five in one sensor body (6) and five in one sensor stand (32), described five in one sensor stand (32) is laterally
Support described five in one sensor body (6);Described cabinet includes lower cover (35) and upper casing (10), described lower cover (35) with
Described upper casing (10) is fixedly connected.
2. a kind of high precision test instrument according to claim 1 it is characterised in that: described sickle (1) is entered using plastics
Gas hood pm2.5 sickle, metal airscoop shroud pm2.5 sickle, plastic inlet cover pm10 sickle or metal airscoop shroud pm10 cut
One of cutter.
3. a kind of high precision test instrument according to claim 1 it is characterised in that: described iraser assembly (27) includes
First line plate (49), laser fixation kit (50), infrared laser pipe (51), radiating aluminum pipe (52), the first spring (53), first
Lens (54), lens fixed seat (55), the 4th sealing ring (56) and sealing ring fixture (57), described infrared laser pipe (51) head
Portion is connected through laser fixation kit (50) with first line plate (49), described infrared laser pipe (51) afterbody with radiating aluminum pipe
(52) one end connects, and described first spring (53), lens fixed seat (55) and sealing ring fixture (57) are installed in radiating
Inside aluminum pipe (52) other end, described first lens (54) are connected with lens fixed seat (55), described 4th sealing ring (56) with
Sealing ring fixture (57) connects.
4. a kind of high precision test instrument according to claim 1 it is characterised in that: described particulate matter receiving unit (26) bag
Include the second wiring board (58), receive sensor (59), two panels second lens (60), two panels lens fastener (601) and the second sealing
Circle (61), described second wiring board (58), reception sensor (59), two panels second lens (60) and the second sealing ring (61) are successively
It is connected with each other, described second wiring board (58) is welded with receiving sensor (59).
5. a kind of high precision test instrument according to claim 1 it is characterised in that: described laser absorption assembly (48) includes
Heat absorbing glass (33), sponge support (34), the 3rd sealing ring (38) and glass cover-plate (20).
6. a kind of high precision test instrument according to claim 1 it is characterised in that: described screen display device includes screen
Circuit board (8), screen (9), Transparent frame (11) and shift knob (12), described screen circuit board (8) is connected with screen (9), institute
State screen (9) and upper casing (10) surface is fixed on by Transparent frame (11), described shift knob (12) is installed on upper casing (10).
7. a kind of high precision test instrument according to claim 1 it is characterised in that: described main circuit board (7) includes main line
Road plate body (71), pressure transducer (72), differential pressure pickup (73) and Temperature Humidity Sensor (74), described pressure transducer
(72), differential pressure pickup (73) and Temperature Humidity Sensor (74) are installed on main circuit board body (71), described pressure sensing
Device (72) and differential pressure pickup (73) are mutually corresponding.
8. a kind of high precision test instrument according to claim 1 it is characterised in that: described sound-muffling box (30) includes sound-muffling box
Upper lid (39), sound-muffling box lower cover (40), silica gel piece (41) and jump ring (42), described silica gel piece (41) is located at noise reduction box cover (39)
And sound-muffling box lower cover (40) between, described noise reduction box cover (39) and sound-muffling box lower cover (40) edge are equipped with corresponding draw-in groove button
(431), described draw-in groove button (431) is connected with jump ring (42).
9. a kind of high precision test instrument according to claim 1 it is characterised in that: described cell apparatus include lithium battery
(36), battery bracket (37) and usb charging head (43), described lithium battery (36) is installed on battery bracket (37), lithium battery
(36) pass through usb charging head (43) to charge, screen circuit board (11) passes through lithium battery (36) and powers.
10. a kind of high precision test instrument according to claim 1 it is characterised in that: described air pump (31) include air pump this
Body (44), silica gel tube (45), three-way plastic tube (46) and elbow (47), described air pump body (44) is with silica gel tube (45) one end even
Connect, described silica gel tube (45) other end is connected with elbow (47), and described elbow (47) is connected with three-way plastic tube (46).
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610959811.3A CN106370575A (en) | 2016-10-28 | 2016-10-28 | High-precision detector |
CN201710196183.2A CN106979912A (en) | 2016-10-28 | 2017-03-29 | Survey haze system and include the particulate matter detector of the survey haze system |
CN201710196242.6A CN106932320A (en) | 2016-10-28 | 2017-03-29 | Particulate matter detector |
CN201720315940.9U CN206648924U (en) | 2016-10-28 | 2017-03-29 | Survey haze device and include the particulate matter detector of the survey haze device |
CN201720315963.XU CN206648925U (en) | 2016-10-28 | 2017-03-29 | Filter for installation and particulate matter detector for particulate matter detector |
CN201720315830.2U CN206648923U (en) | 2016-10-28 | 2017-03-29 | Survey haze system and include the particulate matter detector of the survey haze system |
CN201720315811.XU CN206648922U (en) | 2016-10-28 | 2017-03-29 | Sound-muffling box and the particulate matter detector with the sound-muffling box |
CN201710196244.5A CN106979913A (en) | 2016-10-28 | 2017-03-29 | Survey haze device and include the particulate matter detector of the survey haze device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610959811.3A CN106370575A (en) | 2016-10-28 | 2016-10-28 | High-precision detector |
Publications (1)
Publication Number | Publication Date |
---|---|
CN106370575A true CN106370575A (en) | 2017-02-01 |
Family
ID=57893844
Family Applications (8)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610959811.3A Pending CN106370575A (en) | 2016-10-28 | 2016-10-28 | High-precision detector |
CN201710196242.6A Pending CN106932320A (en) | 2016-10-28 | 2017-03-29 | Particulate matter detector |
CN201720315940.9U Expired - Fee Related CN206648924U (en) | 2016-10-28 | 2017-03-29 | Survey haze device and include the particulate matter detector of the survey haze device |
CN201720315811.XU Expired - Fee Related CN206648922U (en) | 2016-10-28 | 2017-03-29 | Sound-muffling box and the particulate matter detector with the sound-muffling box |
CN201720315963.XU Expired - Fee Related CN206648925U (en) | 2016-10-28 | 2017-03-29 | Filter for installation and particulate matter detector for particulate matter detector |
CN201720315830.2U Expired - Fee Related CN206648923U (en) | 2016-10-28 | 2017-03-29 | Survey haze system and include the particulate matter detector of the survey haze system |
CN201710196183.2A Pending CN106979912A (en) | 2016-10-28 | 2017-03-29 | Survey haze system and include the particulate matter detector of the survey haze system |
CN201710196244.5A Pending CN106979913A (en) | 2016-10-28 | 2017-03-29 | Survey haze device and include the particulate matter detector of the survey haze device |
Family Applications After (7)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710196242.6A Pending CN106932320A (en) | 2016-10-28 | 2017-03-29 | Particulate matter detector |
CN201720315940.9U Expired - Fee Related CN206648924U (en) | 2016-10-28 | 2017-03-29 | Survey haze device and include the particulate matter detector of the survey haze device |
CN201720315811.XU Expired - Fee Related CN206648922U (en) | 2016-10-28 | 2017-03-29 | Sound-muffling box and the particulate matter detector with the sound-muffling box |
CN201720315963.XU Expired - Fee Related CN206648925U (en) | 2016-10-28 | 2017-03-29 | Filter for installation and particulate matter detector for particulate matter detector |
CN201720315830.2U Expired - Fee Related CN206648923U (en) | 2016-10-28 | 2017-03-29 | Survey haze system and include the particulate matter detector of the survey haze system |
CN201710196183.2A Pending CN106979912A (en) | 2016-10-28 | 2017-03-29 | Survey haze system and include the particulate matter detector of the survey haze system |
CN201710196244.5A Pending CN106979913A (en) | 2016-10-28 | 2017-03-29 | Survey haze device and include the particulate matter detector of the survey haze device |
Country Status (1)
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CN (8) | CN106370575A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108692761A (en) * | 2017-04-12 | 2018-10-23 | 北京万生人和科技有限公司 | A kind of air quality sample testing meter |
CN112304828A (en) * | 2020-09-11 | 2021-02-02 | 安徽曼德克环境科技有限公司 | Raise dust on-line monitoring system |
CN114481339A (en) * | 2022-01-25 | 2022-05-13 | 武汉大学 | Metal oxide nanofiber sensor, preparation method thereof and application thereof in formaldehyde detection |
US11460022B2 (en) * | 2017-08-21 | 2022-10-04 | Microjet Technology Co., Ltd. | Device having actuating and sensing module |
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CN107339787A (en) * | 2017-07-11 | 2017-11-10 | 合肥康之恒机械科技有限公司 | A kind of auto purification environmental detection set |
CN111701523B (en) * | 2020-06-28 | 2022-06-14 | 中国兵器装备集团自动化研究所 | Kneading safety transmission device |
US11990022B2 (en) | 2020-10-30 | 2024-05-21 | Honeywell International Inc. | Self-testing duct environment detector |
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CN101564631B (en) * | 2009-05-18 | 2012-08-29 | 北京埃森恒业科技有限公司 | Smoke purification equipment and system thereof |
CN102331395A (en) * | 2010-07-13 | 2012-01-25 | 苏州工业园区鸿基洁净科技有限公司 | Laser sensor and airborne particle counter with laser sensor |
CN203376234U (en) * | 2013-05-06 | 2014-01-01 | 许楷楠 | Field oil smoke detection equipment |
CN203518106U (en) * | 2013-10-21 | 2014-04-02 | 王全龄 | Haze pollutant removing device |
CN105092441A (en) * | 2014-05-14 | 2015-11-25 | 苏州元泰自动化科技有限公司 | Fine particle matter measuring device and measuring method |
CN104200605B (en) * | 2014-08-18 | 2017-06-23 | 鼎盛特安全预警技术(北京)有限公司 | A kind of aspirating smoke detection device |
CN104297115B (en) * | 2014-09-26 | 2017-02-08 | 深圳职业技术学院 | Detection method for number density of atmospheric particulate matters PM2.5 |
CN204203048U (en) * | 2014-11-04 | 2015-03-11 | 佛山市南华仪器股份有限公司 | A kind of stationary pollution source particle monitoring instrument optical table |
CN204330540U (en) * | 2014-11-06 | 2015-05-13 | 北京中科诚毅科技发展有限公司 | A kind of particle quality concentration detector with self-purifying system |
CN104880392A (en) * | 2015-06-11 | 2015-09-02 | 南京信息工程大学 | PM2.5 (particulate matter 2.5) detection warning device and method |
CN205096031U (en) * | 2015-10-15 | 2016-03-23 | 江苏鱼跃信息系统有限公司 | Hush air atomizer |
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CN105352864A (en) * | 2015-11-20 | 2016-02-24 | 广东伟创科技开发有限公司 | On-line dust measuring instrument based on light scattering |
CN205317625U (en) * | 2015-12-25 | 2016-06-15 | 埃尔创利有限公司 | Sensor that PM2. 5 used in detection air |
CN105738036A (en) * | 2016-02-01 | 2016-07-06 | 晋江知保企业管理咨询有限公司 | Sulfur hexafluoride gas leakage detector |
-
2016
- 2016-10-28 CN CN201610959811.3A patent/CN106370575A/en active Pending
-
2017
- 2017-03-29 CN CN201710196242.6A patent/CN106932320A/en active Pending
- 2017-03-29 CN CN201720315940.9U patent/CN206648924U/en not_active Expired - Fee Related
- 2017-03-29 CN CN201720315811.XU patent/CN206648922U/en not_active Expired - Fee Related
- 2017-03-29 CN CN201720315963.XU patent/CN206648925U/en not_active Expired - Fee Related
- 2017-03-29 CN CN201720315830.2U patent/CN206648923U/en not_active Expired - Fee Related
- 2017-03-29 CN CN201710196183.2A patent/CN106979912A/en active Pending
- 2017-03-29 CN CN201710196244.5A patent/CN106979913A/en active Pending
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108692761A (en) * | 2017-04-12 | 2018-10-23 | 北京万生人和科技有限公司 | A kind of air quality sample testing meter |
CN108692761B (en) * | 2017-04-12 | 2024-02-06 | 北京万生人和科技有限公司 | Air quality sampling detector |
US11460022B2 (en) * | 2017-08-21 | 2022-10-04 | Microjet Technology Co., Ltd. | Device having actuating and sensing module |
CN112304828A (en) * | 2020-09-11 | 2021-02-02 | 安徽曼德克环境科技有限公司 | Raise dust on-line monitoring system |
CN114481339A (en) * | 2022-01-25 | 2022-05-13 | 武汉大学 | Metal oxide nanofiber sensor, preparation method thereof and application thereof in formaldehyde detection |
CN114481339B (en) * | 2022-01-25 | 2023-02-28 | 武汉大学 | Metal oxide nanofiber sensor, preparation method thereof and application thereof in formaldehyde detection |
Also Published As
Publication number | Publication date |
---|---|
CN206648925U (en) | 2017-11-17 |
CN206648923U (en) | 2017-11-17 |
CN206648922U (en) | 2017-11-17 |
CN106979912A (en) | 2017-07-25 |
CN106932320A (en) | 2017-07-07 |
CN206648924U (en) | 2017-11-17 |
CN106979913A (en) | 2017-07-25 |
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Application publication date: 20170201 |