CN206609695U - Portable head space purges enriching apparatus - Google Patents
Portable head space purges enriching apparatus Download PDFInfo
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- CN206609695U CN206609695U CN201720282760.5U CN201720282760U CN206609695U CN 206609695 U CN206609695 U CN 206609695U CN 201720282760 U CN201720282760 U CN 201720282760U CN 206609695 U CN206609695 U CN 206609695U
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- head space
- enriching apparatus
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- display meter
- bottle
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Abstract
The utility model provides a kind of portable head space purging enriching apparatus, including controller, aspiration pump, first flow show meter, head space bottle, second flow display meter and enricher；The aspiration pump is connected by filter with threeway conversion electromagnetic valve；The threeway conversion electromagnetic valve is connected by first flow display meter with head space bottle；The head space bottle is connected by second flow display meter with drying box, and the drying box is connected with enricher；The ml headspace bottle bottom of device is provided with temperature control module.The device that the utility model is provided, available for the field conditions such as environmental monitoring, water quality monitoring, disease control and public security enrichment air, water body and Volatile Organic Compounds in Soil, after this micro enriching apparatus concentrating volatile organic matter, it can at least retain 48 hours organic matters and not lose.
Description
Technical field
The utility model belongs to enviromental monitoring equipment technical field, is related to the enriching apparatus of volatile organic matter, specifically relates to
And a kind of portable head space purging enriching apparatus.
Background technology
Current environment pollution problem is increasingly becoming matters vital to national well-being and the people's livelihood, in the detection of environmental pollution sample, often
Need to carry out multidraw in representative position, the data of sample are in the majority.Gathered sample hand transport, storage etc. because
The limitation of element, sample size generally can not be too big, and sample can exist in long-distance transportation, carrying and transfer process it is various can
The risk of pollution and the loss of energy, this will certainly influence the accuracy of detection of pollutant.For some volatile organic matters,
In laboratory analysis process, may and accuracy in detection too low due to concentration not enough, so as to influence the conjunction to organic pollution
Reason detection and monitoring.Current conventional instrument is difficult to reach the demand for directly carrying out Enrichment in the wild and reaching detection, and sample
Product need the multiple transfer of progress or separating treatment, and the testing result for volatile organic compounds in environment is not so good as people's will.
CN201510905948.6 discloses volatile organic contaminant field enriching apparatus in a kind of underground water, enrichment dress
Put be provided with upper tank body and lower tank including being connected by thread connecting mode, upper tank body vertical insertion the first sample holes,
Air admission hole, escape pipe, lower tank, which is provided with the second sample holes of insertion, escape pipe, drying device and adsorbent equipment, passes through
Rope system or hand-held mode are by enriching apparatus immersion sampling water body, and after water body example collection is finished, air admission hole is passed through nitrogen
Bring organic matter into drying device to dry, and organic matter absorption is carried out by adsorbent equipment, complete gatherer process.The enriching apparatus
For the organic matter collection in air ambient without solution is proposed, with certain limitation.
CN201310627577.0 discloses a kind of collection in worksite of trace Organic Contamination of Groundwater thing-enrichment and integrally disguised
Put, including：One vavuum pump, connects the top connector of vacuum tube；The company of the connector connection chromatography bottom of the tube of vacuum bottom of the tube
Interface, the delivery port of vacuum bottom of the tube is provided with draining valve；The top connector connection suction hose of pipe is chromatographed, suction hose immersion is needed
In the underground water for gathering and being enriched with；Pipe internal sleeve is chromatographed provided with three sleeve pipes, is inner layer sleeve, the intermediate layer of innermost layer respectively
Middle casing and outermost outer layer sleeve, placement order from bottom to top be outer layer sleeve, middle casing and inner layer sleeve；It is interior
Filter membrane is placed in the layer bottom of sleeve pipe and the bottom of middle casing respectively, and the bottom of outer layer sleeve is filled with enrichment filler.The enrichment
Device proposes solution for the organic matter collection in air ambient is no, with certain limitation.
Utility model content
In view of the shortcomings of the prior art, the utility model provides a kind of portable head space purging enriching apparatus, realizes scene
Enrichment processing is carried out, transfer and the separation number of times of sample is reduced, testing result is effective in real time.
In order to solve the above technical problems, the utility model provides following technical scheme：Portable head space purges enriching apparatus,
Meter, head space bottle, second flow display meter and enricher are shown including controller, aspiration pump, first flow；The aspiration pump
It is connected by filter with threeway conversion electromagnetic valve；The threeway conversion electromagnetic valve is bottled with head space by first flow display meter
Put connection；The head space bottle is connected by second flow display meter with drying box, and the drying box is connected with enricher；Institute
State ml headspace bottle bottom of device and be provided with temperature control module；The aspiration pump, threeway conversion electromagnetic valve, temperature control module and controller connect
Connect；The controller, temperature control module, aspiration pump, threeway conversion electromagnetic valve, head space bottle, first flow display meter, second
Amount display meter is connected with power supply.
Further, the filter is C18 Filter columns；
Or
The filter includes the interior flow-guiding mouth set of housing, housing, the interior web and non-woven fabrics set of housing, described
Flow-guiding mouth is connected by pipeline with aspiration pump；The flow-guiding mouth is arranged on the upside of web, and the web is arranged on non-woven fabrics
Upside, gas outlet is left between the non-woven fabrics and housing, the gas outlet is connected by pipeline with threeway conversion electromagnetic valve.
Further, the enricher includes body, the capillary in body, the sorbing material in capillary, capillary
Between waterproof binding agent in gap；The body is connected by connector with drying box；The body passes through nose end and richness
Storage syringe needle is connected；Syringe needle valve is provided with the enricher syringe needle.
Further, the drying box includes casing, the adsorption tube in casing, the anhydrous cupric sulfate in adsorption tube.
Further, the threeway conversion electromagnetic valve is connected with high-pressure cylinder, and safety valve is provided with the high-pressure cylinder
With steel cylinder flow digital display meter；The steel cylinder flow digital display meter is connected with controller.
Further, the controller includes main control chip, exchange Electric adapter, the first adjustable change-over panels of DC-DC, the
Two DC-DC are adjustable change-over panel, alternating current adaptation DC delivery outlets, lithium electricity become delivery outlet；The adjustable change-over panels of 2nd DC-DC are with taking out
Air pump is electrically connected；The adjustable change-over panels of first DC-DC are electrically connected with temperature control module；The alternating current adaptation DC delivery outlets and lithium
Electricity becomes delivery outlet and electrically connected with steel cylinder flow digital display meter；The exchange Electric adapter is directly connected with civil power or lithium battery.
The portable head space purging enriching apparatus also includes control panel, the control panel be provided with power interface,
Each line interface, integrative display plate, indicator lamp, human-computer interaction interface and switch；The integrative display plate is shown including electricity, temperature
Control display and temperature control adjusting knob；The switch includes battery main switch and temperature detect switch (TDS).The control panel is connected with controller.
The indicator lamp includes power supply indicator.
The temperature control module includes heat generating core and temperature sensor；The heat generating core and temperature sensor connect with controller
Connect.The temperature control module is 8 aluminium alloy heating modules or 8 graphite heating modules.
The head space bottle includes some ml headspace bottles and the supporting magnetic valve of ml headspace bottle, the airway tube for passing in and out ml headspace bottle,
The magnetic valve is connected with controller.
The portable head space purging enriching apparatus that the utility model is provided, the enriching apparatus compact, weight is less than 10
Kilogram, it is easy to carry to example enrichment scene.Threeway conversion electromagnetic valve built in the enriching apparatus is controlled selection purging carrier gas
Source of the gas, the high pure nitrogen that purging carrier gas can provide for the air after filtering or gas cylinder.
When using air as during carrier gas, ambient air is extracted as power by aspiration pump, the flow velocity of carrier gas is controlled,
Surrounding air passes through filter, crosses after the volatile organic matter in air filtering and enters in 40mL or 20mL glass ml headspace bottle, right
Glass ml headspace bottle reclaimed water body sample is purged, the volatile organic matter purging enrichment in water body into enricher；
When high pure nitrogen is as purge gass, there is steel cylinder flow digital display meter control purging gas velocity, purge gass pass through threeway
Conversion electromagnetic valve is controlled, and after first flow display measurement speed, glass ml headspace bottle is directly entered according to the selection of the magnetic valve of opening
In, the water body example in ml headspace bottle is purged, volatile organic matter purging in water body example is entered in enricher；
For the direct enrichment of ambient air, directly ambient atmosphere is extracted to vacant clean glass by aspiration pump
In glass ml headspace bottle, the air of extraction provides power by aspiration pump, is enriched with into enricher.
The beneficial effects of the utility model：
The utility model provides a kind of portable head space purging enriching apparatus, available for environmental monitoring, water quality monitoring, disease control
With the field condition such as public security enrichment air, water body and Volatile Organic Compounds in Soil, this micro enriching apparatus concentrating volatile
After organic matter, it can at least retain 48 hours organic matters and not lose, may be coupled directly to get along portable makings or lab bench
Detected, accurately obtained a result in makings.
The device that the present invention is provided can realize that scene is directly enriched with, avoids sample exposure etc. during transport, preservation etc.
Loss, pollution that reason is brought etc., improve experiment accuracy, while instrument integration degree is high, volume weight small volume and less weight is easy to take
Band, it is easy to operate.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model preferred embodiment；
Fig. 2 is the utility model preferred embodiment enricher internal structure schematic diagram；
Fig. 3 is the structural representation of the utility model preferred embodiment filter；
Fig. 4 is the structural representation of the utility model preferred embodiment drying box；
Fig. 5 is the structural representation of the utility model preferred embodiment partial circuit.
Embodiment
The utility model is further described with specific embodiment below, but the utility model is not by following embodiments
Restriction.
Embodiment 1
As shown in Fig. 1~5, the utility model provides a kind of portable head space purging enriching apparatus, including controller 1, takes out
Air pump 2, first flow display meter 13, head space bottle 3, second flow display meter 14 and enricher 4；The aspiration pump 2 passes through
Filter 5 is connected with threeway conversion electromagnetic valve 6；The threeway conversion electromagnetic valve 6 passes through first flow display meter 13 and ml headspace bottle
Device 3 is connected；The head space bottle 3 is connected by second flow display meter 14 with drying box 7, the drying box 7 and enrichment
Device 4 is connected；The bottom of head space bottle 3 is provided with temperature control module 8；The aspiration pump 2, threeway conversion electromagnetic valve 6, temperature control mould
Block 8 is connected with controller 1；The controller 1, temperature control module 8, aspiration pump 2, threeway conversion electromagnetic valve 6, head space bottle 3,
One flow indication meter 13, second flow display meter 14 are connected with power supply 9；By connecting first flow display meter 13, second flow
Display meter 14 realizes the leak detection function to head space bottle 3.
The enricher 4 includes body 41, the capillary 42 in body, the sorbing material in capillary 42, capillary 42
Between waterproof binding agent in gap；The body 41 is connected by connector with drying box 7；The body 41 passes through nose end
It is connected with enricher syringe needle 43；Syringe needle valve is provided with the enricher syringe needle 43, the filter 5 is including in housing, housing
The interior web 52 and non-woven fabrics 53 set of flow-guiding mouth 51, housing of setting, the flow-guiding mouth 51 is connected by pipeline with aspiration pump 2
Connect；The flow-guiding mouth 51 is semicircular structure；The flow-guiding mouth 51 is arranged on the upside of web 52, and the web 52 is arranged on
The upside of non-woven fabrics 53, the non-woven fabrics 53 forms similar half round convex shape away from the side of web 52, the non-woven fabrics 53 with
Gas outlet 54 is left between housing, the gas outlet 54 is connected by pipeline with threeway conversion electromagnetic valve 6；The drying box 7 is wrapped
Include casing 71, the adsorption tube 72 in casing, the anhydrous cupric sulfate in adsorption tube 72.Filtered in air effectively by filter 5
Larger particles filter out.On the premise of not influenceing volatile organic matter to be enriched with, drying box can be substituted with other water removal devices
7.Water adsorption in enriched gas will be treated by drying box 7.
Portable head space purges enriching apparatus, it is easy to mobile and carrying, and it is extracted air in constant temperature bar by aspiration pump 2
It is enriched on micro enricher 4, directly in lab bench makings or portable makings injection port Thermal desorption sample introduction, obtains under part
Testing result.
Or, by the gas in the extraction air of aspiration pump 2 or high-pressure cylinder water body or the soil liquid in ml headspace bottle 32
Middle volatile organic matter is enriched under constant temperature on micro enricher 4, then by purge gass volatilization in micro enricher 4
Property organic matter directly in lab bench makings or portable makings injection port Thermal desorption sample introduction, obtain testing result.
Select to realize that purge gass of the present utility model can be the air that aspiration pump 2 is extracted by threeway conversion electromagnetic valve 6,
Can also be the gas that high-pressure cylinder 10 is provided.The extraction flow of aspiration pump 2 is controlled in 0mL/min to 500mL/min,
20mL/min is in 40mL/min range of flows, and load pressure can reach 25psi.Purge gass can be air, nitrogen or other
Inert gas.Purge gass purge time is adjustable, adjustable range：0 to 60min, purge time regulation control unit：±0.1min；
Possesses the function of quantitative extraction environment dusty gas volume, environmental pollution air can be carried out with the stable micro-suction pump 2 of pumping speed
Timing extraction surrounding air, is drawn into micro enricher 4 and is enriched with, load pumping flow rates：5 to 50ml/min, takes out
Gas velocity adjusts unit：±0.1ml/min.
Purge gass Flow-rate adjustment and working time can be purged the utility model aspiration pump by portable head space at work
The operation interface of control panel 11 of enriching apparatus is controlled.
The compact of micro enricher 4 that the utility model is provided is convenient, and its micro enricher syringe needle is that 23G or 19G is advised
Lattice, available for lab bench makings direct injected, its micro enrichment of enricher 4 filler is TENAX, Carbon1003 and
The three-in-one fillers of Carbon1016.
Further, the threeway conversion electromagnetic valve 6 is connected with high-pressure cylinder 10, and peace is provided with the high-pressure cylinder 10
Full valve and steel cylinder flow digital display meter 12；The steel cylinder flow digital display meter 12 is connected with controller 1.The gas regulation of high-pressure cylinder 10
It is adjusted by safety valve, regulation pressure limit is in 0-12bar.Protect steel cylinder flow digital display meter.Two ends can match somebody with somebody snap joint,
Two ends plastic tube specification 1/8.Steel cylinder flow digital display meter:Input voltage：8~24V, MF4003, two ends can match somebody with somebody snap joint, essence
Degree, two ends plastic tube specification 1/8.
Further, the controller 1 include main control chip, exchange Electric adapter, the first adjustable change-over panels of DC-DC,
The 2nd adjustable change-over panels of DC-DC, alternating current adaptation DC delivery outlets, lithium electricity become delivery outlet；The adjustable change-over panels of 2nd DC-DC with
Aspiration pump 2 is electrically connected；The adjustable change-over panels of first DC-DC are electrically connected with temperature control module 8；The alternating current is adapted to DC delivery outlets
Become delivery outlet with lithium electricity to electrically connect with steel cylinder flow digital display meter 12；The exchange Electric adapter directly connects with civil power or lithium battery
Connect.The power supply of this practical utility model can use lithium battery power supply or mains-supplied, and lithium battery is rechargeable battery, every time electricity
Pond is in the case of charging complete, and sustainable work 12 is more than hour, and its battery power voltage is no more than 24V DC, and civil power is supplied
The achievable 220V alternating currents of electricity turn the conversion of 24V direct currents.The lithium battery that the utility model is provided is 2 groups of supplying cells, one group
It is finished, another group of control is automatically opened up or manual control switch's selection.One group of lithium battery is 4 strings 3 and battery core works independently, Mei Ge electricity
Core 3.7V, nominal voltage 14.8, full of 16.8V, per pool-size 7.5Ah, two pool-size 15AH.
Further, the portable head space purging enriching apparatus also includes control panel 11, and the control panel 11 is set
It is equipped with power interface, each line interface, integrative display plate, indicator lamp, human-computer interaction interface and switch；The integrative display plate bag
Include that electricity is shown, temperature control is shown and temperature control adjusting knob；The switch includes battery main switch and temperature detect switch (TDS).The control panel
11 are connected with controller 1.Electricity, which is shown, only shows electric quantity of lithium battery.Miniature LED display is set in the control panel 11, shown
Show purge time of purging gas velocity, heating-up temperature and purge gass etc..
Further, the indicator lamp includes power supply indicator.
Further, the temperature control module 8 includes heat generating core and temperature sensor；The heat generating core and temperature sensor with
Controller 1 is connected.The temperature control module 8 is 8 aluminium alloy heating modules or 8 graphite heating modules.Every heating module can
Place 20mL or 40mL glass ml headspace bottles.Temperature control module 8 of the present utility model is heated at constant temperature module, and its temperature controlling range is
In the range of 35 DEG C to 120 DEG C, the regulation of heating-up temperature can be carried out with related national standard method according to actual needs.Temperature control module 8 leads to
The adjustable change-over panel input voltage 4.5V--40V of DC-CD of controller 1 are crossed, output voltage is transferred to 12V, started.The energy of temperature control module 8
Enough settings, monitoring temperature, 12V, 0.1 DEG C of temperature adjustment resolution ratio, the normally closed port maximum load capability DC0-28V/10A of relay, model
Enclose -40.0 DEG C to 125.0 DEG C it is adjustable.The heat generating core of temperature control module 8 is 3 stainless steel cores of PTC constant temperature, D6*50mm, 12V, startup
Electric current<1A, startup power<10W, 80 degree of steady temperature, 40 degree of constant temperature of restriction.The sensor of temperature control module 8 is D5*25mm, point
0.1 DEG C of resolution.
Further, the head space bottle 3 includes some ml headspace bottles 32 and the supporting magnetic valve 31 of ml headspace bottle, turnover
The airway tube of ml headspace bottle.In the airway tube of the turnover ml headspace bottle 32, the airway tube into ml headspace bottle 32 extends to ml headspace bottle 32
Bottom, the outlet of the airway tube gone out from ml headspace bottle 32 is only in the exit of ml headspace bottle 32, as shown in Figure 1.3 are only embodied in accompanying drawing 1
Ml headspace bottle is as an example, configurable 8 ml headspace bottles of device that the utility model is provided carry out test operation.Portion of the present utility model
Branch pipeline uses 1/8 pollution-free polytetrafluoro pipeline.It is attached in the connection procedure of all parts using air-tightness joint.Root
Factually the need for border, user selects the ml headspace bottle of diverse location by manipulating control panel 11, by controlling magnetic valve 31
Open and realize.
The work of aspiration pump 2 of the present utility model passes through the adjustable change-over panel input voltage 4.5V--40V of DC-CD of controller 1,
Output voltage is transferred to 8.4V, starts；The input voltage of aspiration pump 2：8.4V, power needs detection assay, time adjustment：0min is to reality
Border needs the working time, precision ± 0.1min, Flow-rate adjustment：0~500mL/min, precision：±0.1mL/min.
Operation principle：
When using air as during carrier gas, ambient air is extracted as power by aspiration pump 2, the stream of carrier gas is controlled
Speed, surrounding air passes through filter 5, crosses after the volatile organic matter in air filtering and enters 40mL or 20mL glass ml headspace bottle 32
In, water body example in glass ml headspace bottle 32 is purged, the volatile organic matter purging enrichment in water body to enricher 4
In.
When high pure nitrogen is as purge gass, purge gass are changed after the coutroi velocity of steel cylinder flow digital display meter 12 by threeway
The control purge gass of magnetic valve 6 source, purge gass are directly entered glass ml headspace bottle after first flow display meter 13 detects flow velocity
In 32, the water body example in ml headspace bottle is purged, volatile organic matter purging in water body example is entered in enricher 4.
Wherein, glass ml headspace bottle fixed placement is in the position of temperature control module 8.
For the direct enrichment of ambient air, directly ambient atmosphere is extracted to vacant clean by aspiration pump 2
In glass ml headspace bottle 32, the air of extraction provides power by aspiration pump 2, is enriched with into enricher 4.
The utility model provides a kind of portable head space purging enriching apparatus, possesses static and Dynamic headspace function, work
- 5 DEG C to 50 DEG C of environment, relative humidity up to 95%, no cohesion.Available for open countries such as environmental monitoring, water quality monitoring, disease control and public security
, can after outer On-site sampling concentration air, water body and Volatile Organic Compounds in Soil, this micro enriching apparatus concentrating volatile organic matter
At least retain 48 hours organic matters not lose, may be coupled directly to and examined in get along portable makings or lab bench makings
Survey, accurately obtain a result.
Realize that fully-integratedization is designed between the device modules that the present invention is provided, its weight is no more than 12 kilograms, body
Product is compact to be easy to carry；The scene of can be achieved directly is enriched with, avoid in transport, preserve etc. during sample the reason such as expose and bring
Loss, pollution etc., improve experiment accuracy, while instrument integration degree is high, volume weight small volume and less weight is easy to carry, operation letter
Just.
Embodiment 2
With respect to embodiment 1, filter 5 is replaced with into C18 Filter columns in embodiment 2, remaining content is constant.
Preferred embodiment of the present utility model is the foregoing is only, the utility model is not limited to, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle
Within, any modification, equivalent substitution and improvements made etc. should be included within protection domain of the present utility model.
Claims (10)
1. portable head space purges enriching apparatus, it is characterised in that including controller, aspiration pump, first flow display meter, head space
Bottle, second flow display meter and enricher；The aspiration pump is connected by filter with threeway conversion electromagnetic valve；Described three
Logical conversion electromagnetic valve is connected by first flow display meter with head space bottle；The head space bottle is shown by second flow
Meter is connected with drying box, and the drying box is connected with enricher；The ml headspace bottle bottom of device is provided with temperature control module；It is described to take out
Air pump, threeway conversion electromagnetic valve, temperature control module and controller are connected；The controller, temperature control module, aspiration pump, threeway conversion
Magnetic valve, head space bottle, first flow display meter, second flow display meter are connected with power supply.
2. portable head space purging enriching apparatus according to claim 1, it is characterised in that the threeway conversion electromagnetic valve
It is connected with high-pressure cylinder, safety valve and steel cylinder flow digital display meter is provided with the high-pressure cylinder；The steel cylinder flow digital display meter
It is connected with power supply.
3. portable head space purging enriching apparatus according to claim 2, it is characterised in that the controller includes master control
Chip, exchange Electric adapter, the first adjustable change-over panels of DC-DC, the 2nd adjustable change-over panels of DC-DC, alternating current adaptation DC delivery outlets,
Lithium electricity becomes delivery outlet；The adjustable change-over panels of 2nd DC-DC are electrically connected with aspiration pump；The adjustable change-over panels of first DC-DC with
Temperature control module is electrically connected；The alternating current adaptation DC delivery outlets and lithium electricity become delivery outlet and electrically connected with steel cylinder flow digital display meter；Institute
Exchange Electric adapter is stated directly to be connected with civil power or lithium battery.
4. portable head space purging enriching apparatus according to claim 1, it is characterised in that the head space bottle includes
Some ml headspace bottles and the supporting magnetic valve of ml headspace bottle, the airway tube for passing in and out ml headspace bottle, the magnetic valve are connected with controller.
5. portable head space purging enriching apparatus according to claim 1, it is characterised in that the portable head space purging
Enriching apparatus also includes control panel, and the control panel is provided with power interface, each line interface, integrative display plate, instruction
Lamp, human-computer interaction interface and switch；The switch includes battery main switch and temperature detect switch (TDS)；The control panel connects with controller
Connect.
6. portable head space purging enriching apparatus according to claim 5, it is characterised in that the integrative display plate includes
Electricity is shown, temperature control is shown and temperature control adjusting knob；The indicator lamp includes power supply indicator.
7. portable head space purging enriching apparatus according to claim 1, it is characterised in that the temperature control module includes hair
Hot core and temperature sensor；The heat generating core and temperature sensor are connected with controller.
8. portable head space purging enriching apparatus according to claim 1, it is characterised in that the temperature control module is 8
Aluminium alloy heating module or 8 graphite heating modules.
9. portable head space purging enriching apparatus according to claim 1, it is characterised in that the filter includes shell
The interior web and non-woven fabrics set of flow-guiding mouth, housing set in body, housing, the flow-guiding mouth is connected by pipeline and aspiration pump
Connect；The flow-guiding mouth is arranged on the upside of web, and the web is arranged on the upside of non-woven fabrics, the non-woven fabrics and housing it
Between leave gas outlet, the gas outlet is connected by pipeline with threeway conversion electromagnetic valve；
Or the filter is C18 Filter columns.
10. portable head space purging enriching apparatus according to claim 1, it is characterised in that
The enricher includes body, the capillary in body, the sorbing material in capillary, preventing in gap between capillary
Water bonding agent；The body is connected by connector with drying box；The body is connected by nose end with enricher syringe needle；Institute
State and syringe needle valve is provided with enricher syringe needle；
The drying box includes casing, the adsorption tube in casing, the anhydrous cupric sulfate in adsorption tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720282760.5U CN206609695U (en) | 2017-03-22 | 2017-03-22 | Portable head space purges enriching apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720282760.5U CN206609695U (en) | 2017-03-22 | 2017-03-22 | Portable head space purges enriching apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206609695U true CN206609695U (en) | 2017-11-03 |
Family
ID=60165430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720282760.5U Expired - Fee Related CN206609695U (en) | 2017-03-22 | 2017-03-22 | Portable head space purges enriching apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206609695U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109883803A (en) * | 2017-12-06 | 2019-06-14 | 中国科学院大连化学物理研究所 | A kind of device and method of secondary enrichment parsing |
| CN110065985A (en) * | 2019-05-10 | 2019-07-30 | 上海安杰环保科技股份有限公司 | One kind is for removing VOC multichannel blow device in water sample |
| CN111103377A (en) * | 2019-11-20 | 2020-05-05 | 中节能天融科技有限公司 | Soil volatile organic compounds flame ion detecting system |
| CN114136751A (en) * | 2021-10-26 | 2022-03-04 | 广东农工商职业技术学院 | A soil sample trace moisture extraction element for hydrogen and oxygen isotope analysis |
-
2017
- 2017-03-22 CN CN201720282760.5U patent/CN206609695U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109883803A (en) * | 2017-12-06 | 2019-06-14 | 中国科学院大连化学物理研究所 | A kind of device and method of secondary enrichment parsing |
| CN110065985A (en) * | 2019-05-10 | 2019-07-30 | 上海安杰环保科技股份有限公司 | One kind is for removing VOC multichannel blow device in water sample |
| CN111103377A (en) * | 2019-11-20 | 2020-05-05 | 中节能天融科技有限公司 | Soil volatile organic compounds flame ion detecting system |
| CN114136751A (en) * | 2021-10-26 | 2022-03-04 | 广东农工商职业技术学院 | A soil sample trace moisture extraction element for hydrogen and oxygen isotope analysis |
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