CN107290454A - A kind of portable soil repairs the device for fast detecting of polycyclic aromatic hydrocarbon - Google Patents
A kind of portable soil repairs the device for fast detecting of polycyclic aromatic hydrocarbon Download PDFInfo
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
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- 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
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/04—Preparation or injection of sample to be analysed
- G01N30/06—Preparation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/62—Detectors specially adapted therefor
- G01N30/72—Mass spectrometers
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- 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
- G01N33/24—Earth materials
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/04—Preparation or injection of sample to be analysed
- G01N30/06—Preparation
- G01N2030/062—Preparation extracting sample from raw material
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Abstract
The invention discloses the device for fast detecting that a kind of portable soil repairs polycyclic aromatic hydrocarbon, including soil sampling apparatus, cooling screening device, humidity sensor, at least one apparatus,Soxhlet's, Accelerate solvent extraction instrument, gas chromatography-mass spectrometry and base, cooling screening device includes screening funnel, reducing mechanism, cooling jet endless tube and soil and stores device, and screening funnel is located at the tip position of removable reciprocating sieve provided with screening bamboo rake；Some apparatus,Soxhlet'ses are connected on the base between cooling screening device and Accelerate solvent extraction instrument by a static housing；Humidity sensor, Accelerate solvent extraction instrument, gas chromatography-mass spectrometry and reducing mechanism are all connected with control panel.The device for fast detecting of the present invention, it is integrated with the preposition sampling of soil of soil polycyclic aromatic hydrocarbon detection, sampling pedotheque to automatically process, sequentially carry out surname extraction, Rapid Extraction and gas chromatography-mass spectrometry processing, improves the detection efficiency of soil polycyclic aromatic hydrocarbon.
Description
Technical field
The present invention relates to the polycyclic aromatic hydrocarbon detection technique field that soil remediation is used, more particularly to a kind of portable soil
Repair the device for fast detecting of polycyclic aromatic hydrocarbon.
Background technology
Polycyclic aromatic hydrocarbon (PAH) is the organic dirt of persistence that a class has three-induced effect (carcinogenic, teratogenesis and cause gene mutation)
Thing is contaminated, is primarily present in big gas and water and soil.Produced by polycyclic aromatic hydrocarbon is organic matter and fossil fuel imperfect combustion,
Cause mainly there are four kinds the reason for the whole world is polycyclic aromatic hydrocarbons contaminated today：(1) generation such as family and life cooking stove, Industrial Boiler
Flue dust；(2) various generations and the industrial process using tar, such as coking, petroleum cracking, coal tar refinement, pitch are paved the way；
(3) various artificial open burnings and fire；(4) various motor vehicles and I. C. engine exhaust.
Because the content of these compounds in the environment is very low, how from environmental sample by they separate and be enriched with out
Come and be further analysed, be a most important step in whole analytical technology, because it directly influences ultimate analysis result
Accuracy.Especially for the soil after reparation, it is still desirable to detect the content of polycyclic aromatic hydrocarbon therein in real time, so that it is guaranteed that native
The stability of the reparation of earth and the sustainable performance in later stage.
The analysis method of polycyclic aromatic hydrocarbon mainly has：Column chromatography and thin-layered chromatography, ultraviolet absorption method, gas chromatography
(GC), high performance liquid chromatography, mass spectrography etc..Column chromatography and thin-layered chromatography have certain separating effect, but can not carry out accurately
Qualitative and quantitative analysis；Gas chromatography (GC), high performance liquid chromatography and mass spectrography can carry out qualitative and quantitative point simultaneously
Analysis, but it is very high, it is necessary to anticipate, the substantial amounts of impurity of removal to sample requirement.At present, point of PAHs in soil
Analysis method is typically to use soxhlet extraction-column chromatography for separation-gaseous mass spectrum determination method, and specific method is soil or sediment sample
It is placed in apparatus,Soxhlet's, with benzene/methanol or dichloromethane/acetone reflux 18-24 hours, adds copper powder, concentration；Pass through nothing
Aqueous sodium persulfate/silica gel/alumina column chromatography, with n-hexane, eluent methylene chloride, inspissator concentration, constant volume；Using gas phase color
Instrument (GC/MS) is used in conjunction in spectrum/mass spectrum, and qualitative and quantitative determination is carried out using standard items.
But for sludge, if only the analysis method using PAHs in soil, there can be substantial amounts of organic substance,
So as to disturb measurement results of the GC/MS to polycyclic aromatic hydrocarbon.
China Patent No. is CN101122588A, a kind of entitled method for determining polycyclic aromatic hydrocarbons in sludge, it discloses
The steps such as a kind of analysis method in conventional PAHs in soil --- soxhlet extraction, column chromatography and gaseous mass spectrum measure
On the basis of, the process that a step washs leacheate with the concentrated sulfuric acid is added after column chromatography.Although the inventive method is in conventional soil
On the basis of the steps such as the analysis method of polycyclic aromatic hydrocarbon in earth --- soxhlet extraction, column chromatography and gaseous mass spectrum measure, in post layer
A step is added after analysis to wash leacheate with the concentrated sulfuric acid there is provided the polycyclic aromatic hydrocarbons in sludge that a kind of accuracy is good, detection efficiency is high
Method for measuring.But using this method carry out pedotheque test process in, it is necessary to be adopted using gravity profile lead
Collection, sample is placed in Cord blood in hermetic bag, treats sample in laboratory lucifuge natural air drying, ground 80 mesh sieve, sieving screening
Pretreatment, subsequent sample extraction, Sample Purification on Single, sample concentration, constant volume, recovery experiment, GC/MS analyses, is respectively necessary for different
Testing equipment and instrument are carried out, and the cycle of progress is longer, and are difficult and are focused on and uniform tests data, a lot of numbers
According to artificial treatment is needed, such as form contrast etc. is manufactured, the also cycle of processing is long.
The content of the invention
In order to overcome the above-mentioned deficiencies of the prior art, the invention provides a kind of quick, efficient and integrated detection soil
The device for fast detecting of polycyclic aromatic hydrocarbon content after earth reparation.
The technical solution adopted in the present invention is：A kind of portable soil repairs the device for fast detecting of polycyclic aromatic hydrocarbon, bag
Include soil sampling apparatus, cooling screening device, humidity sensor, at least one apparatus,Soxhlet's, Accelerate solvent extraction instrument, gas
Phase chromatograph-mas spectrometer and base, wherein：Soil sampling apparatus by hinged-support it is turnable be connected to cooling screening device
Tip position；Cooling screening device includes screening funnel, reducing mechanism, cooling jet endless tube and the soil set from top to bottom
Device is stored, removable reciprocating sieve is additionally provided between screening funnel and reducing mechanism, screening funnel is located at removable reciprocating sieve
Tip position is provided with screening bamboo rake, and screening bamboo rake obtains the bulky grain soil and other impurities at the top of removable reciprocating sieve and moved
Abandoned in addition to screening funnel；Some apparatus,Soxhlet'ses are connected to cooling screening device and fast solvent by a static housing
On base between abstraction instrument；Humidity sensor, Accelerate solvent extraction instrument, gas chromatograph-mass spectrometer (GC-MS) and reducing mechanism
Control panel is all connected with, control panel controls and shows the numeral in the on off state and each equipment of these equipment
Signal.
Further, screening bamboo rake includes bamboo rake body, evacuation aperture, vortex fan and material efferent duct, and wherein bamboo rake body passes through support
Bar be fixed on screening funnel inwall, the centre of bamboo rake body set be sequentially connected at the top of tap, tap vortex fan and
Material efferent duct, the material efferent duct extends beyond screening funnel.
Further, the bottom position of bamboo rake body of screening bamboo rake is additionally provided with some metal bamboo rake teeth, these metal bamboo rake teeth collect or
Person winds some flexible impurity.
Further, cooling jet endless tube is connected to the bottom position of cooling screening device, and into cirque structure；Together
When cooling jet endless tube inwall towards center direction be provided with some nozzles, these nozzles by air blower to cooling spray
Injection cold air in compression ring pipe.
Further, the reducing mechanism of cooling screening device at cooling jet endless tube link position with being additionally provided with rubber shock-absorbing
The thickness of air bag ring, rubber shock-absorbing air bag ring generally cylinder barrel shaped structure, and shock-absorption air bag circle is 3-6cm.
Further, at least one of soil storage device is provided with air vent sideways, and these air vents further aid in drop
Low soil stores the soil moisture in device.
Further, Accelerate solvent extraction instrument, gas chromatograph-mass spectrometer (GC-MS) are detachably connected on base.
Further, soil sampling apparatus includes digging shovel structure and cantilever, and wherein cantilever is by plugging pin removably
It is connected on hinged-support.
Further, static housing is half I-shape construction, and itself and cooling screening device soil store device it
Between be additionally provided with some shock-damping structures；Some apparatus,Soxhlet'ses are connected to inside it side by side.
Further, cantilever also digs production structure and rotated by overturning sampling cylinder or motor and upset support arm drive, and then
Realize soil automatic sampling；Wherein upset support arm is fixed on the output end of upset sampling cylinder or motor, and the other end passes through at it
End ears structure and then it is hinged with cantilever, it is final to realize upset.
Compared with prior art, the beneficial effects of the invention are as follows：The device for fast detecting of the soil remediation polycyclic aromatic hydrocarbon of the present invention,
By soil sampling apparatus, cooling screening device, humidity sensor, at least one apparatus,Soxhlet's, Accelerate solvent extraction instrument and
Gas chromatograph-mass spectrometer (GC-MS) is concentrated and is connected on base, and roller, tire or mobile power source are installed on base and power is set
After standby, just it is movable to soil location and carries out sampling and quick detection everywhere, or at sampling scene to the direct reality of soil
Existing automatic sampling, automatic sieving, levigate, cooling step, reduce the detection time and step of soil remediation polycyclic aromatic hydrocarbon, improve
The detection efficiency of soil remediation polycyclic aromatic hydrocarbon.
In addition, the device for fast detecting of the present invention is also by humidity sensor, Accelerate solvent extraction instrument, gas-chromatography-matter
Spectrum combined instrument and reducing mechanism are all connected with control panel, using control panel control and show the on off states of these equipment
And the data signal in each equipment, improve the total tune and control ability of equipment.
In general, the device for fast detecting of soil remediation polycyclic aromatic hydrocarbon of the invention, is integrated with soil polycyclic aromatic hydrocarbon
The preposition sampling of soil of detection, sampling pedotheque are automatically processed, order carries out surname extraction, Rapid Extraction and gas phase color
Spectrum-GC-MS processing, reduces the plurality of step of soil polycyclic aromatic hydrocarbon detection, shortens the detection week of soil polycyclic aromatic hydrocarbon
Phase, improve the detection efficiency of soil polycyclic aromatic hydrocarbon.
Brief description of the drawings
Fig. 1 is a kind of structure chart of the one embodiment for the device for fast detecting that portable soil repairs polycyclic aromatic hydrocarbon；
Fig. 2 is the soil sampling apparatus and the structural representation of cooling screening device of Fig. 1 embodiment；
Fig. 3 disassembles Accelerate solvent extraction instrument 5, gas chromatograph-mass spectrometer (GC-MS) 6 to come for Fig. 1 embodiment from base
The state diagram used；
Fig. 4 is the structure chart of one embodiment of soil sampling apparatus；
The detailed figure of the screening bamboo rake of Fig. 5 cooling screening devices；
Wherein：1- soil sampling apparatus, 101- digs shovel structure, 102- cantilevers, 103- upsets sampling cylinder or motor, 104- upsets
Support arm；2- cooling screening devices, 21- screening funnels, 22- reducing mechanisms, 23- cooling jet endless tubes, 231- nozzles；24- soil
Device is stored, the removable reciprocating sieves of 25-, 26- screening bamboo rakes, 261- bamboo rake bodies, 262- metal bamboo rake teeth, 263- evacuation apertures, 264- is vortexed
Blower fan, 265- material efferent ducts, 266- support bars, 27- air blowers；3- humidity sensors, 4- apparatus,Soxhlet'ses, 5- is quick
Solvent extraction instrument, 6- gas chromatograph-mass spectrometer (GC-MS)s, 7- hinged-supports, 8- static housings, 9- bases, 10- control panels, 11- subtracts
Shake structure, 12- rubber shock-absorbing air bag rings, 13- plug pins.
Embodiment
In order to deepen the understanding of the present invention, the present invention is further described with reference to the accompanying drawings and examples, the implementation
Example is only used for explaining the present invention, and protection scope of the present invention is not constituted and limited.
As shown in figure 1, a kind of device for fast detecting of portable soil reparation polycyclic aromatic hydrocarbon, including soil sampling apparatus 1,
Cooling screening device 2, humidity sensor 3, at least one apparatus,Soxhlet's 4, Accelerate solvent extraction instrument 5, gas chromatography-mass spectrum
Combined instrument 6 and base 9, wherein：Soil sampling apparatus 1 by hinged-support 7 it is turnable be connected to the top of cooling screening device 2
Position；As shown in Fig. 2 cooling screening device 2 includes the screening funnel 21, reducing mechanism 22, cooling jet set from top to bottom
Endless tube 23 and soil store device 24, and removable reciprocating sieve 25, screening leakage are additionally provided between screening funnel 21 and reducing mechanism 22
Bucket 21 is located at the tip position of removable reciprocating sieve 25 provided with screening bamboo rake 26, and screening bamboo rake 26 obtains the removable top of reciprocating sieve 25
Bulky grain soil and other impurities simultaneously remove it the discarding to outside screening funnel；Some apparatus,Soxhlet'ses 4 pass through a fixation
Casing 8 is connected on the base 9 between cooling screening device 2 and Accelerate solvent extraction instrument 5；The device for fast detecting of the present invention
Humidity sensor, Accelerate solvent extraction instrument, gas chromatograph-mass spectrometer (GC-MS) and reducing mechanism are also all connected with control panel,
Controlled using control panel 10 and show the data signal in the on off state and each equipment of these equipment, improved
Data and signal between the total tune and control ability, and these equipment of equipment by wired, wireless, infrared or
One kind in bluetooth is connected and transmitted, and the polycyclic aromatic hydrocarbon soil after repairing finally is shown in the display device of control panel
Warm and humid degrees of data, crushing associated voltage or control data, the time of extraction, temperature parameter, gas chromatograph-mass spectrometer (GC-MS) inspection
The parameters such as chromatogram, the content of each group of PAHs in soil that measure.
In the above-described embodiments, it will sieve miscellaneous above removable reciprocating sieve 25 in funnel 21 to realize that screening bamboo rake is automatic
Thing or residue are cleaned out automatically, refer to Fig. 5, and screening bamboo rake 26 includes bamboo rake body 261, evacuation aperture 263, vortex fan 264 and thing
Expect efferent duct 265, wherein bamboo rake body 261 is fixed on the inwall of screening funnel 21, the centre of bamboo rake body 261 by support bar 266
If tap 263, the residue of vortex fan absorption is excluded from the tap to be abandoned to outside equipment, and the top of tap 263 is successively
Vortex fan and material efferent duct 265 are connected, the material efferent duct 265 extends beyond screening funnel 21.
In the above-described embodiments, the bottom position of the bamboo rake body 261 of screening bamboo rake 26 is additionally provided with some metal bamboo rake teeth 262, these
Some flexible impurity are collected or wound to metal bamboo rake tooth 262, with more preferable cleaning effect.
In the above-described embodiments, cooling jet endless tube 23 is connected to the bottom position of cooling screening device 2, and into annulus
Shape structure；The inwall for cooling down jet endless tube 23 simultaneously is provided with some nozzles 231 towards center direction, and these nozzles pass through
Air blower 27 sprays cold air into cooling jet endless tube 23, and improving the soil after crushing can fully be crushed.
As shown in Figures 2 and 3, the reducing mechanism 22 of cooling screening device 2 is with cooling down at the link position of jet endless tube 23 also
Provided with rubber shock-absorbing air bag ring 12, the generally cylinder barrel shaped structure of rubber shock-absorbing air bag ring 12, and the thickness of shock-absorption air bag circle 12
Spend for 3-6cm, be highly 5-15cm, so that reducing reducing mechanism is transferred to the vibrations that soil stores device 24, and then reduce
Soil stores the soil that device is spilt, it is ensured that the stability of soil, it is to avoid waste, and improves the efficiency of soil preposition processing.
In the above-described embodiments, at least one of soil storage device 24 is provided with air vent sideways, and these air vents enter one
Step auxiliary reduction soil stores the soil moisture in device so that soil, which is tried one's best, meets the requirement of surname extraction, when saving processing
Between.
As shown in figure 3, Accelerate solvent extraction instrument 5, gas chromatograph-mass spectrometer (GC-MS) 6 are detachably connected on base 9,
When specifically used, Accelerate solvent extraction instrument 5, gas chromatograph-mass spectrometer (GC-MS) 6 can be disassembled from base, individually
The preposition sampler of soil and Soxhlet extraction device are transported to Soil K+adsorption scene, this application method is suitable to large area soil
The detection that earth is repaired, can be simultaneously to having more soil sample and quick detection, when Accelerate solvent extraction instrument 5, gas-chromatography-matter
When spectrum combined instrument 6 is detachably connected on base 9, control panel 10 is placed on the top of static housing 8 of apparatus,Soxhlet's.
In addition, as shown in figure 4, soil sampling apparatus 1 includes digging shovel structure 101 and cantilever 102, wherein cantilever 102 passes through
Plug pin 13 is detachably connected on hinged-support 7, and the digging shovel structure of this design can be pulled down directly at the scene takes sample
Soil, without carrying instrument in addition, applicable scope is more extensive.Cantilever 102 is also by overturning sampling cylinder or the He of motor 103
Upset support arm 104 drives digging production structure 101 to rotate, and then realizes soil automatic sampling；Wherein upset support arm 104, which is fixed on, is turning over
Turn the output end of sampling cylinder or motor 103, the other end is by being hinged in its end ears structure and then with cantilever 102, finally
Automatic turning is realized, without artificial operation, sampling efficiency is higher.
In the above-described embodiments, static housing 8 is half I-shape construction, and the soil of itself and cooling screening device 2 is received
Receive and be additionally provided with some shock-damping structures 11 between device 24；Some apparatus,Soxhlet'ses 4 are connected to inside it side by side, it is ensured that located
Just in the Influence To Soil of preposition processing, the polycyclic of each sampling soil is not improved in the soil of surname extraction handling process
The accuracy of the detection of aromatic hydrocarbons.
In general, the device for fast detecting of soil remediation polycyclic aromatic hydrocarbon of the invention, is integrated with soil polycyclic aromatic hydrocarbon
The preposition sampling of soil of detection, sampling pedotheque are automatically processed, order carries out surname extraction, Rapid Extraction and gas phase color
Spectrum-GC-MS processing, reduces the plurality of step of soil polycyclic aromatic hydrocarbon detection, shortens the detection week of soil polycyclic aromatic hydrocarbon
Phase, improve the detection efficiency of soil polycyclic aromatic hydrocarbon.
What embodiments of the invention were announced is preferred embodiment, but is not limited thereto, the ordinary skill people of this area
Member, easily according to above-described embodiment, understands the spirit of the present invention, and makes different amplifications and change, but as long as not departing from this
The spirit of invention, all within the scope of the present invention.
Claims (10)
1. a kind of portable soil repairs the device for fast detecting of polycyclic aromatic hydrocarbon, it is characterised in that：Including soil sampling apparatus
（1）, cooling screening device（2）, humidity sensor（3）, at least one apparatus,Soxhlet's（4）, Accelerate solvent extraction instrument（5）、
Gas chromatograph-mass spectrometer (GC-MS)（6）And base（9）, wherein：
Soil sampling apparatus（1）Pass through hinged-support（7）Cooling screening device is connected to turnablely（2）Tip position；
Cooling screening device（2）Including the screening funnel set from top to bottom（21）, reducing mechanism（22）, cooling jet endless tube
（23）Device is stored with soil（24）, sieve funnel（21）And reducing mechanism（22）Between be additionally provided with removable reciprocating sieve（25）,
Sieve funnel（21）Positioned at removable reciprocating sieve（25）Tip position provided with screening bamboo rake（26）, sieve bamboo rake（26）Obtain removable
Reciprocating sieve（25）The bulky grain soil and other impurities at top simultaneously remove it the discarding to outside screening funnel；
Some apparatus,Soxhlet'ses（4）Pass through a static housing（8）It is connected to cooling screening device（2）With Accelerate solvent extraction instrument
（5）Between base（9）On；
Humidity sensor（3）, Accelerate solvent extraction instrument（5）, gas chromatograph-mass spectrometer (GC-MS)（6）And reducing mechanism（22）
Connect control panel（10）, the control panel（10）Control and show these equipment on off state and each set
Standby interior data signal.
2. a kind of portable soil according to claim 1 repairs the device for fast detecting of polycyclic aromatic hydrocarbon, it is characterised in that：
Sieve bamboo rake（26）Including bamboo rake body（261）, evacuation aperture（263）, vortex fan（264）With material efferent duct（265）, wherein bamboo rake body
（261）Pass through support bar（266）It is fixed on screening funnel（21）Inwall, bamboo rake body（261）Centre set tap
（263）, tap（263）Top be sequentially connected vortex fan and material efferent duct（265）, the material efferent duct（265）Prolong
Stretch beyond screening funnel（21）.
3. a kind of portable soil according to claim 2 repairs the device for fast detecting of polycyclic aromatic hydrocarbon, it is characterised in that：
Sieve bamboo rake（26）Bamboo rake body（261）Bottom position be additionally provided with some metal bamboo rake teeth（262）, these metal bamboo rake teeth（262）Collect
Or wind some flexible impurity.
4. a kind of portable soil according to claim 1 repairs the device for fast detecting of polycyclic aromatic hydrocarbon, it is characterised in that：
Cool down jet endless tube（23）It is connected to cooling screening device（2）Bottom position, and into cirque structure；Jet is cooled down simultaneously
Endless tube（23）Inwall be provided with some nozzles towards center direction, these nozzles pass through air blower（27）To cooling jet
Endless tube（23）Interior injection cold air.
5. a kind of portable soil according to claim 4 repairs the device for fast detecting of polycyclic aromatic hydrocarbon, it is characterised in that：
Cooling screening device（2）Reducing mechanism（22）With cooling jet endless tube（23）Rubber shock-absorbing air bag ring is additionally provided with link position
（12）, rubber shock-absorbing air bag ring（12）Generally cylinder barrel shaped structure, and the shock-absorption air bag circle（12）Thickness be 3-
6cm。
6. a kind of portable soil according to claim 1 repairs the device for fast detecting of polycyclic aromatic hydrocarbon, it is characterised in that：
Soil stores device（24）At least one sideways be provided with air vent, these air vents further aid in reduction soil store device
The interior soil moisture.
7. a kind of portable soil according to claim 1 repairs the device for fast detecting of polycyclic aromatic hydrocarbon, it is characterised in that：
Accelerate solvent extraction instrument（5）, gas chromatograph-mass spectrometer (GC-MS)（6）It is detachably connected to base（9）On.
8. a kind of portable soil according to claim 1 repairs the device for fast detecting of polycyclic aromatic hydrocarbon, it is characterised in that：
Soil sampling apparatus（1）Including digging shovel structure（101）And cantilever（102）, wherein cantilever（102）By plugging pin（13）It is removable
It is connected to hinged-support with unloading（7）On.
9. a kind of portable soil according to claim 1-8 any one repairs the device for fast detecting of polycyclic aromatic hydrocarbon,
It is characterized in that：Static housing（8）For half I-shape construction, and itself and cooling screening device（2）Soil store device
（24）Between be additionally provided with some shock-damping structures（11）；Some apparatus,Soxhlet'ses（4）It is connected to side by side inside it.
10. a kind of portable soil according to claim 7 repairs the device for fast detecting of polycyclic aromatic hydrocarbon, its feature exists
In：The cantilever（102）Also by overturning sampling cylinder or motor（103）With upset support arm（104）Drive and dig production structure（101）
Rotation, and then realize soil automatic sampling；Wherein overturn support arm（104）It is fixed on upset sampling cylinder or motor（103）It is defeated
Go out end, the other end passes through in its end ears structure and then and cantilever（102）It is hinged, it is final to realize upset.
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| CN201710521446.2A CN107290454B (en) | 2017-06-30 | 2017-06-30 | Portable soil remediation polycyclic aromatic hydrocarbon's quick detection device |
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| CN201710521446.2A CN107290454B (en) | 2017-06-30 | 2017-06-30 | Portable soil remediation polycyclic aromatic hydrocarbon's quick detection device |
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| CN107820810A (en) * | 2017-12-11 | 2018-03-23 | 东营市*** | A kind of orchard automates fertilization compositions based on earth measurement device |
| CN107884358A (en) * | 2017-11-07 | 2018-04-06 | 成都恒力达科技有限公司 | A kind of portable soil nutrient detection means |
| CN108982145A (en) * | 2018-06-06 | 2018-12-11 | 江苏省环境科学研究院 | A kind of vehicular unified platform collecting soil collection, detection, improvement |
| CN109387393A (en) * | 2018-12-11 | 2019-02-26 | 龙岩学院 | A kind of soil takes native tester |
| CN109856364A (en) * | 2019-01-08 | 2019-06-07 | 丁晋利 | A kind of soil testing assemblies and Soil K+adsorption method |
| CN112986414A (en) * | 2021-01-06 | 2021-06-18 | 深圳市粤环科检测技术有限公司 | Gas chromatograph device for soil field detection and detection method thereof |
| CN113189307A (en) * | 2021-05-08 | 2021-07-30 | 唐山工业职业技术学院 | Portable soil heavy metal content detection device |
| CN113341045A (en) * | 2021-06-21 | 2021-09-03 | 临沂鲁南分析测试研究所 | Sample pretreatment equipment for soil monitoring |
| CN117740446A (en) * | 2024-02-20 | 2024-03-22 | 中国科学院东北地理与农业生态研究所 | Plant rhizosphere soil collection system |
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| CN113189307A (en) * | 2021-05-08 | 2021-07-30 | 唐山工业职业技术学院 | Portable soil heavy metal content detection device |
| CN113341045A (en) * | 2021-06-21 | 2021-09-03 | 临沂鲁南分析测试研究所 | Sample pretreatment equipment for soil monitoring |
| CN117740446A (en) * | 2024-02-20 | 2024-03-22 | 中国科学院东北地理与农业生态研究所 | Plant rhizosphere soil collection system |
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