CN104181012B - A kind of air sampler - Google Patents
A kind of air sampler Download PDFInfo
- Publication number
- CN104181012B CN104181012B CN201410422535.8A CN201410422535A CN104181012B CN 104181012 B CN104181012 B CN 104181012B CN 201410422535 A CN201410422535 A CN 201410422535A CN 104181012 B CN104181012 B CN 104181012B
- Authority
- CN
- China
- Prior art keywords
- chamber
- wind
- layer
- base
- urceolus
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
This application discloses a kind of air sampler, including adsorbent post core, keep out the wind layer and base, adsorbent post core and the described layer that keeps out the wind all are fixedly connected with base, and adsorbent post core is arranged at the inner side of the layer that keeps out the wind, also include that having the first receiving chamber and second accommodates the sealing device in chamber, sealing device is detachably arranged with base, first top accommodating chamber and the second top accommodating chamber are closed top, and the first opening accommodating chamber and the second receiving chamber is respectively positioned on the bottom of sealing device and is all closed by base；Wherein, second accommodates cavity ring around being arranged at the outside in the first receiving chamber, and adsorbent post core is placed in described first and accommodates chamber, keeps out the wind and is placed on the second receiving chamber.Be arranged such can ensure that to be sampled after, adsorbent post core is isolated with the layer that keeps out the wind, thus play the sealing effectiveness to adsorbent post core, can avoid terminating backstop stratification of wind in sampling and pollute the phenomenon of adsorbent post core, and then the accuracy of testing result can be improved.
Description
Technical field
The present invention relates to air detection equipment technical field, particularly relate to a kind of air sampler.
Background technology
Air sampler is a kind of supplementary instrument, it is possible to the tested gaseous contamination in detected surrounding air
Thing is acquired or extracts, and is used in conjunction with instruments such as gas chromatograpies and just can detect detected surrounding air
In gaseous contamination substrate concentration.
Existing a kind of air sampler includes adsorbent post core, the layer that keeps out the wind, base and outer housing, wherein inhales
Attached dose of post core is arranged at center position and is connected with base, and the layer that keeps out the wind is arranged at outside adsorbent post core
Side, outer housing is arranged at the outside of the layer that keeps out the wind, and the layer that keeps out the wind all is connected with base with outer housing.
When sampling, needing to extract outer housing, the gas in test environment can be via layer and the suction of keeping out the wind
Attached dose of post core contacts, to be sampled at the end of, need outer housing is installed on base.
But, owing to the layer that keeps out the wind is porous material layer, after sampling terminates, the gas being adsorbed in the layer that keeps out the wind divides
Adsorbent post core can be polluted by son, and causes testing result inaccurate.Simultaneously as prior art
Middle needs carried out the installation of adsorbent post core before sampling, in installation process, can cause adsorbent post
Core is contaminated because of contact external environment condition.
Therefore, adsorbent post core how is avoided to occur contaminated phenomenon to be that those skilled in the art need to solve
Technical problem.
Summary of the invention
In view of this, the purpose of the application is to provide a kind of air sampler, after sampling can be avoided to terminate
The contaminated phenomenon of adsorbent post core, improves the accuracy of testing result.
This application provides a kind of air sampler, including adsorbent post core, keep out the wind layer and base, described
Adsorbent post core and the described layer that keeps out the wind all are fixedly connected with described base, and described adsorbent post core is arranged
In the inner side of the described layer that keeps out the wind, also include that having the first receiving chamber and second accommodates the sealing device in chamber, institute
Stating sealing device detachably to arrange with described base, the described first top and described second accommodating chamber accommodates
The top in chamber is closed top, and described first accommodates chamber and described second accommodates the equal position of opening in chamber
In the bottom of described sealing device and all closed by described base；Wherein, described second accommodate cavity ring around
Being arranged at the described first outside accommodating chamber, described adsorbent post core is placed in described first and accommodates chamber, described
Keep out the wind and be placed on described second receiving chamber.
Preferably, described sealing device includes that inner core and urceolus, described urceolus are sheathed on outside described inner core
Side, and the top of described inner core is connected with the top of described urceolus and is closed top, described in
The bottom of cylinder is all connected with described base with the bottom of described urceolus；Described inner core is provided with described first
Accommodating chamber, described adsorbent post core is placed in described first and accommodates chamber；The inner surface of described urceolus is interior with described
Cylinder outer surface between formed described second accommodate chamber, described in keep out the wind be placed on described second accommodate chamber.
Preferably, the bottom of described urceolus is detachably arranged with described base by thread, described inner core
Bottom abuts against with the mounting groove of described base.
Preferably, the mounting groove of described base is taper mounting groove, and described taper mounting groove is along opening
To the tapered setting of its bottom land；The bottom of described inner core is arc bottom, described arc bottom and described taper
The bottom land of mounting groove abuts against.
Preferably, also including the porous protective cover being provided with multiple air-vent, described porous protective cover is arranged
It is arranged at described second in the outside of the described layer that keeps out the wind and described porous protective cover and accommodates chamber.
Preferably, the top of described porous protective cover is provided with for matching with the bottom of described urceolus
Screw thread.
Preferably, described adsorbent post core includes that net cylinder and adsorbent, described adsorbent are filled in described net
Cylinder.
Preferably, the layer that keeps out the wind described in is filter paper layer or nuclear pore filter film layer or porous polyethylene membrane layer.
A kind of air sampler provided herein, including adsorbent post core, keep out the wind layer and base, inhales
Attached dose of post core and the layer that keeps out the wind all are fixedly connected with base, and adsorbent post core is arranged at the inner side of the layer that keeps out the wind,
Also including that having the first receiving chamber and second accommodates the sealing device in chamber, sealing device is removable with described base
Unloading setting, the top on the first top and the second receiving chamber accommodating chamber is closed top, and first accommodates
Chamber and the second opening accommodating chamber are respectively positioned on the bottom of sealing device and are all closed by base；Wherein,
Second accommodates cavity ring around being arranged at the outside in the first receiving chamber, and adsorbent post core is placed in described first and accommodates chamber,
Keep out the wind and be placed on the second receiving chamber.It is arranged such, owing to sealing device is provided with two single receiving chambeies,
And adsorbent post core is placed in the first receiving chamber, keeps out the wind and be placed on the second receiving chamber, so keep out the wind layer and absorption
Agent post core is isolated by the first cavity wall accommodating chamber, and the i.e. first receiving chamber is that adsorbent post core provides close
The space of envelope, and then adsorbent post core pollutes by layer of can avoiding keeping out the wind, compared with prior art,
Sealing device arranges two single receiving chambeies, and adsorbent post core is placed in the first receiving intracavity, and keep out the wind layer
Be placed in the second receiving intracavity, thereby may be ensured that to be sampled after, adsorbent post core is separated by with the layer that keeps out the wind
From, thus play the sealing effectiveness to adsorbent post core, can avoid terminating backstop stratification of wind in sampling and pollute
The phenomenon of adsorbent post core, and then the accuracy of testing result can be improved.Simultaneously as need not
Carry out the installation of adsorbent post core before being sampled, and then can avoid at installation process external environment pair
The phenomenon that adsorbent post core pollutes, and then may further ensure that the accuracy of testing result.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to reality
Execute the required accompanying drawing used in example or description of the prior art to be briefly described, it should be apparent that below,
Accompanying drawing in description is only some embodiments of the present invention, for those of ordinary skill in the art,
On the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of air sampler in a kind of detailed description of the invention provided herein；
When Fig. 2 is that in a kind of detailed description of the invention provided herein, air sampler is in sample states
Structural representation；
When Fig. 3 is that in a kind of detailed description of the invention provided herein, air sampler is sampled
Structural representation；
Wherein, in Fig. 1 to Fig. 3:
Sealing device 1, inner core 2, arc bottom 2a, urceolus 3, first accommodate chamber 4, second accommodate chamber 5,
Base 6, adsorbent post core 7, the layer 8 that keeps out the wind, taper mounting groove 9, porous protective cover 10, air-vent 11.
Detailed description of the invention
The invention discloses a kind of air sampler, sampling can be avoided to terminate rear adsorbent post core and be contaminated
Phenomenon, improve testing result accuracy.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present invention, and
It is not all, of embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art are not doing
Go out the every other embodiment obtained under creative work premise, broadly fall into the scope of protection of the invention.
Refer to Fig. 1 to Fig. 3, Fig. 1 is air sampler in a kind of detailed description of the invention provided herein
Structural representation, Fig. 2 is that in a kind of detailed description of the invention provided herein, air sampler is in and adopts
Structural representation during sample state, Fig. 3 is air sampling in a kind of detailed description of the invention provided herein
Structural representation when device is sampled.
In this embodiment, air sampler includes adsorbent post core 7, keep out the wind layer 8 and base 6,
The layer 8 that wherein keeps out the wind is arranged at the outside of adsorbent post core 7 and keeps out the wind layer 8 and adsorbent post core 7 all and the end
Seat 6 is fixedly connected, and also includes the sealing device 1 detachably arranged with base 6, wherein sealing device 1
Being provided with the first receiving chamber 4 and second and accommodate chamber 5, the first top and second accommodating chamber 4 accommodates chamber 5
Top is closed top, and the first opening and second accommodating chamber 4 accommodates the equal position of opening in chamber 5
Bottom in sealing device 1.Wherein, second accommodates chamber 5 around being arranged at the outside in the first receiving chamber 1,
Adsorbent post core 7 is placed in the first receiving chamber 4, and the layer 8 that keeps out the wind is placed in the second receiving chamber 5.
Being arranged such, when being sampled, removed from base 6 by sealing device 1, the layer 8 that keeps out the wind will
Can be exposed in detected environment, the pollutant in air can only penetrate into adsorbent post via the layer 8 that keeps out the wind
In core 7, it is to avoid adsorbent post core 7 is directly exposed in external environment condition, when reaching to sample required
After between, sealing device 1 is installed on base 6.Owing to sealing device 1 is provided with two single receiving chambeies,
And adsorbent post core 7 is placed in the first receiving chamber 4, the layer 8 that keeps out the wind is placed in the second receiving chamber 5, and first accommodates
The opening in chamber 4 and the second opening accommodating chamber 5 are all closed by base, so keep out the wind layer 8 and suction
Attached dose of post core 7 is isolated by the first cavity wall accommodating chamber 4, and the i.e. first receiving chamber 4 is adsorbent post core 7
Provide the space of sealing, and then adsorbent post 7 core is polluted, with existing by layer 8 of can avoiding keeping out the wind
Having technology to compare, sealing device 1 arranges two single receiving chambeies, and adsorbent post core 7 is placed in first
Accommodating in chamber 4, the layer 8 that keeps out the wind is placed in the second receiving chamber 5, thereby may be ensured that to be sampled after,
Adsorbent post core 7 is isolated with the layer 8 that keeps out the wind, thus plays the sealing effectiveness to adsorbent post core 7, can
To avoid polluting the phenomenon of adsorbent post core 7 at sampling end backstop stratification of wind 8, and then detection can be improved
The accuracy of result.Simultaneously as need not carry out the installation of adsorbent post core 7 before being sampled,
And then phenomenon adsorbent post core 7 polluted at installation process external environment can be avoided, and then
May further ensure that the accuracy of testing result.
It should be noted that in this embodiment, the first opening and second accommodating chamber 4 holds
The opening in chamber 5 received is respectively positioned on the bottom of sealing device 1, and the first top and second accommodating chamber 4 accommodates
The top in chamber 5 is closed top, and so, when installing, sealing device 1 is sheathed on absorption
Agent post core 7 and the layer 8 that keeps out the wind, and the bottom of sealing device 1 abuts against with base 6, the first receiving chamber 4
Opening and the second opening accommodating chamber 5 are all closed by base 6, and then can ensure that and taking
Before sample and after sampling terminates, first accommodate chamber 4 and second to accommodate chamber 5 be two single annular seal spaces,
And then can ensure that adsorbent post core 7 is individually placed in the first receiving chamber 4 of closing, such that it is able to avoid
The contaminated phenomenon of adsorbent post core 7.
Also, it should be noted in this embodiment, by the first opening accommodating chamber 4 and the
Two openings accommodating chambeies 5 are arranged at the bottom of sealing device 1, can be so that the installation of sealing device 1
And ensure that adsorbent post core 7 and the layer 8 that keeps out the wind are respectively placed in and accommodate intracavity accordingly, and by by first
The opening of the opening and the second receiving chamber 5 that accommodate chamber 4 may be contained within the bottom of sealing device 1, can
To ensure after sampling terminates, base 6 plays the effect closing two openings accommodating chamber, Jin Erke
To ensure that the first receiving chamber 4 and the second receiving chamber 5 become the cavity of closing after sampling terminates, thus rise
To the effect that adsorbent post core 7 and the layer 8 that keeps out the wind individually are sealed.
In further scheme, accommodate chamber 5 for the ease of forming the first receiving chamber 4 and second, concrete at this
In embodiment, sealing device includes inner core 2 and urceolus 3, and wherein urceolus 3 is sheathed on the outside of inner core 2,
And the top of inner core 2 is connected with the top of urceolus 3 and both tops are closed top.Inner core 2
Hollow space be the first receiving chamber 4, adsorbent post core 7 is placed in the hollow space i.e. adsorbent of inner core 2
Post core 7 is placed in the first receiving chamber 4, the sky formed between outer surface and the inner surface of urceolus 5 of inner core 4
Between be the second receiving chamber 5, the layer 8 that keeps out the wind is placed between the outer surface of inner core 2 and the inner surface of urceolus 3
The layer 8 that i.e. keeps out the wind in space is placed in the second receiving chamber 5.
Being arranged such, by urceolus 3 being sheathed on the outside of inner core 2, can ensure that sealing device 1 has
Having two single receiving chambeies, the opening of inner core 2 is the bottom of inner core 2, the blind end of inner core 2
It is the top of inner core 2；The opening of urceolus 3 is the bottom of urceolus 3, and the blind end of urceolus 3 is i.e.
Bottom for the top of urceolus 3, the bottom of inner core 2 and urceolus 3 is all connected with base 6, works as sealing
After device 1 installs, the barrel of inner core 2 plays buffer action, it is ensured that adsorbent post core 7 is placed in close
In the space of envelope, the barrel of urceolus 3 layer 8 that will keep out the wind is isolated with external environment condition simultaneously, makes the layer 8 that keeps out the wind
It is placed in the space of sealing.
, the top of inner core 2 is connected with the top of urceolus 3, so when the mistake winning urceolus 3 meanwhile
Cheng Zhong, inner core 2 together can move along with urceolus 3, i.e. ensure inner core 2 and urceolus 3 simultaneously with base 6
It is separated, and then can ensure that the layer 8 that keeps out the wind is externally exposed the time of environment and the sudden and violent of adsorbent post core 7
The dew time is identical, and then may further ensure that the accuracy of testing result.
It should be noted that in this embodiment, the concrete of a kind of sealing device is merely provided
Set-up mode, is the most also not excluded for using other set-up mode, such as top and the top of urceolus of inner core
For be separatedly installed, first remove urceolus, the most just can carry out the dismounting of inner core, when installing,
Inner core is first installed urceolus is installed the most again or directly uses the mode poured to carry out the production of sealing device,
Ensure sealing device is internally formed two independent cavitys.
In further scheme, the bottom of urceolus 3 is provided with female thread, and base 6 is provided with external screw thread,
Bottom and the base 6 of urceolus 3 are removably connected by female thread and the externally threaded realization that cooperates, the end
Seat 6 is provided with mounting groove, and the bottom of inner core 2 abuts against with the bottom land of mounting groove.So, it is ensured that
First receiving chamber 4 and the second receiving chamber 5 are the cavity of opposing seal, and then can avoid adsorbent post
Core 7 is contaminated.
Meanwhile, removably connecting between urceolus 3 and base 6 is realized by screw thread, it is simple to carry out urceolus 3
And the dismounting between base 6 and installation, can also ensure that urceolus 6 will keep out the wind layer 8 and external environment condition simultaneously
It is isolated, it is achieved the sealing to the layer 8 that keeps out the wind.
It should be noted that in this embodiment, a kind of urceolus 3 and inner core 2 are merely disclosed
And the connected mode between base 6, certainly, is also not excluded for using other set-up mode, as by inner core
Use with base screw thread to realize dismountable setting equally, or holding mouth is set at base, urceolus
The holding that bottom arranges elasticity is protruding, when holding projection is placed in holding mouth, i.e. realize sealing device with
Base is connected, and when holding is protruding and holding mouth is separated, under the effect of external force, can will seal
Device is dismantled with base, it is achieved both separation.
Additionally, in this embodiment, the mounting groove of base is taper mounting groove 9, taper mounting groove
9 along opening to the tapered setting of its bottom land；The bottom of inner core 2 is arc bottom 2a, arc bottom 2a
Abut against with the bottom land of taper mounting groove 9.Being arranged such, the opening diameter of taper mounting groove 9 is more than
The diameter of its bottom land, the arc bottom 2a being so easy to inner core 2 realizes separating or supporting with taper mounting groove 9
Connect；Simultaneously as the setting of taper mounting groove 9 and the bottom by inner core 2 are set to arc bottom 2a,
The bottom being easy to inner core 2 abuts against with bottom land, and then can ensure that the sealing of inner core 2.
It should be noted that in this embodiment, the arc bottom 2a of inner core specifically refers to inner core
2 end faces abutted against with the bottom land of taper mounting groove 9 are curved end 2a, can expand inner core 2 with this
And the contact area between bottom land, it is simple to realize sealing.
The set-up mode of sealing device in above-detailed, below by other of air sampler
Associated components is introduced.
In this embodiment, in order to the layer 8 that keeps out the wind is protected, it is additionally provided with porous protective cover
10, multiple air-vents 11 are along the circumference of porous protective cover 10 and axial distribution, porous protective cover 10
It is arranged at the outside of the layer 8 that keeps out the wind and is placed in the second receiving chamber 5 together with the layer 8 that keeps out the wind.So, pass through
Arranging porous protective cover 10, can play a supporting role the layer 8 that keeps out the wind, the setting of air-vent 11 can simultaneously
To ensure that the harmful substance being sampled in gas can penetrate into, via air-vent 11, keep out the wind layer 8, the most again warp
Adsorbent post core 7 is penetrated into by the layer 8 that keeps out the wind.
It should be noted that in this embodiment, adsorbent post core 7 is arranged at centre position,
The layer 8 that keeps out the wind is arranged at the periphery of adsorbent post core 7, and porous protective cover 10 is arranged at the periphery of the layer 8 that keeps out the wind.
Additionally, in further scheme, the top of porous protective cover 8 is provided with external screw thread, this outer spiral shell
Stricture of vagina matches with the female thread of the bottom being arranged at urceolus 3, so when needs are sampled, by rotation
Turn urceolus 3, it is ensured that urceolus 3 and inner core 2 are separated with base 6 simultaneously, and staff is axially
Promote urceolus 3 and inner core 2, when the bottom of urceolus 3 arrives the top of porous protective cover 10, Ke Yitong
Cross rotation urceolus 3, it is ensured that make the female thread of urceolus 3 screw mutually with the external screw thread on porous protective cover 10 top,
And then realize urceolus 3 and be fixedly connected with porous protective cover 10 top, it is simple to lay sealing device 1.When
After sampling terminates, by rotating urceolus 3, it is ensured that urceolus 3 is separated with porous protective cover 10, work
Making personnel axially makes urceolus 3 decline, and then makes urceolus 3 and base 6 company of fixing by screw thread
Connect, it is achieved the independent sealing of adsorbent post core 7.
It should be noted that in this embodiment, in order to ensure that the bottom of urceolus 3 can be passed through
Screw thread is connected with the top of porous protective cover 10, place, the top diameter of porous protective cover 10 and base 6
Identical for installing place, the position diameter of the bottom of urceolus 3, and set by the top of porous protective cover 10
Thread forms identical with the form of the screw thread set by base 6, so can ensure that the top of urceolus 3
Can be connected by screw thread with the top of porous protective cover 10.
In further scheme, adsorbent post core 7 includes net cylinder and adsorbent, and adsorbent is filled in net
The hollow space of cylinder, adsorbent is preferably activated carbon, is the most also not excluded for using other adsorbent.
Additionally, keep out the wind, layer 8 is filter paper layer or nuclear pore filter film layer or porous polyethylene membrane layer, so can protect
Card harmful gas can infiltrate into adsorbent post core 7 via the layer 8 that keeps out the wind.
In this specification, each embodiment uses the mode gone forward one by one to describe, and each embodiment stresses
Being the difference with other embodiments, between each embodiment, identical similar portion sees mutually.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses
The present invention.Multiple amendment to these embodiments will be aobvious and easy for those skilled in the art
See, generic principles defined herein can without departing from the spirit or scope of the present invention,
Realize in other embodiments.Therefore, the present invention is not intended to be limited to the embodiments shown herein,
And it is to fit to the widest scope consistent with principles disclosed herein and features of novelty.
Claims (8)
1. an air sampler, including adsorbent post core, keep out the wind layer and base, described adsorbent post core
All be fixedly connected with described base with the described layer that keeps out the wind, and described adsorbent post core be arranged at described in keep out the wind
The inner side of layer, it is characterised in that also include that having the first receiving chamber and second accommodates the sealing device in chamber,
Described sealing device is detachably arranged with described base, and the described first top and described second accommodating chamber holds
Receiving the top in chamber is closed top, and described first accommodates chamber and described second, and to accommodate the opening in chamber equal
It is positioned at the bottom of described sealing device and is all closed by described base；Wherein, described second accommodates cavity ring
Around being arranged at the described first outside accommodating chamber, described adsorbent post core is placed in described first and accommodates chamber, institute
Stating keeps out the wind is placed on described second receiving chamber.
2. air sampler as claimed in claim 1, it is characterised in that in described sealing device includes
Cylinder and urceolus, described urceolus is sheathed on the outside of described inner core, and the top of described inner core and described urceolus
Top be connected and be closed top, the bottom of described inner core and the bottom of described urceolus are all and institute
State base to be connected；Described inner core is provided with described first and accommodates chamber, and described adsorbent post core is placed in described
First accommodates chamber；Form described second between inner surface and the outer surface of described inner core of described urceolus to accommodate
Chamber, described in keep out the wind be placed on described second accommodate chamber.
3. air sampler as claimed in claim 2, it is characterised in that the bottom of described urceolus and institute
Stating base by thread detachably to arrange, the bottom of described inner core abuts against with the mounting groove of described base.
4. air sampler as claimed in claim 3, it is characterised in that the mounting groove of described base is
Taper mounting groove, described taper mounting groove along opening to the tapered setting of its bottom land；The end of described inner core
End is arc bottom, and described arc bottom abuts against with the bottom land of described taper mounting groove.
5. air sampler as claimed in claim 3, it is characterised in that also include being provided with multiple
The porous protective cover of pore, described porous protective cover be arranged at described in keep out the wind the outside of layer and described porous is prevented
Guard shield is arranged at described second and accommodates chamber.
6. the air sampler stated such as claim 5, it is characterised in that the top of described porous protective cover
It is provided with the screw thread for matching with the bottom of described urceolus.
7. the air sampler as described in any one of claim 1 to 6, it is characterised in that described absorption
Agent post core includes that net cylinder and adsorbent, described adsorbent are filled in described net cylinder.
8. the air sampler stated such as claim 7, it is characterised in that described in keep out the wind layer be filter paper layer or
Nuclear pore filter film layer or porous polyethylene membrane layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410422535.8A CN104181012B (en) | 2014-08-25 | 2014-08-25 | A kind of air sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410422535.8A CN104181012B (en) | 2014-08-25 | 2014-08-25 | A kind of air sampler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104181012A CN104181012A (en) | 2014-12-03 |
| CN104181012B true CN104181012B (en) | 2016-08-31 |
Family
ID=51962239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410422535.8A Active CN104181012B (en) | 2014-08-25 | 2014-08-25 | A kind of air sampler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104181012B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104990769A (en) * | 2015-07-10 | 2015-10-21 | 苏州华达仪器设备有限公司 | Extendible air sampler |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011203279A (en) * | 2001-03-27 | 2011-10-13 | Hitachi Chem Co Ltd | Passive sampler for voc collection |
| JP4520947B2 (en) * | 2003-12-24 | 2010-08-11 | 三浦工業株式会社 | DUT collection device and DUT collection method |
| ITMI20061525A1 (en) * | 2006-08-01 | 2008-02-02 | Fondazione Salvatore Maugeri Clinica Del ... | SAMPLING DEVICE FOR VOLATILE SUBSTANCES |
| JP4856514B2 (en) * | 2006-10-20 | 2012-01-18 | 株式会社日立製作所 | Exhalation component collector, exhalation component collection device, exhalation component collector manufacturing method, exhalation component analysis device, and exhalation component analysis method |
| CN101126686B (en) * | 2007-09-29 | 2011-03-16 | 山东省职业卫生与职业病防治研究院 | Tube type pump-free type samplers |
| CN201561886U (en) * | 2009-11-13 | 2010-08-25 | 宇星科技发展(深圳)有限公司 | Passive sampler in VOCs (Volatile Organic Compounds) monitoring system |
| CN101852691B (en) * | 2010-04-30 | 2013-07-24 | 清华大学 | Passive adsorbing and sampling device for detecting concentration of volatile contaminant in indoor air |
| US8763478B2 (en) * | 2010-09-07 | 2014-07-01 | Unibest International, Llc | Environmental sampler and methods of using same |
-
2014
- 2014-08-25 CN CN201410422535.8A patent/CN104181012B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104181012A (en) | 2014-12-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107093546B (en) | Detection device and detection method | |
| CN105277577B (en) | Darkroom type security inspection equipment and method | |
| WO2018103438A1 (en) | Standard sample preparation and feeding device for use in calibration of trace-analysis instrument | |
| CN105203692B (en) | Rays safety detection apparatus, the sampling apparatus of rays safety detection apparatus, safety inspection method and the method for sampling | |
| EP3258261A3 (en) | System and method for calibration of volatile organic compound detecting instruments | |
| CN110373411A (en) | A kind of trace amount DNA extraction capsule | |
| CN104181012B (en) | A kind of air sampler | |
| CN204424206U (en) | Checkout equipment | |
| CN101143270A (en) | A sleeve type high temperature and high pressure resistant extraction cell and kit for solvent extraction | |
| US10092911B2 (en) | Centrifuge filter tube | |
| CN206235603U (en) | Preparation and feeder for the standard sample of trace analysis instrumental calibration | |
| CN211635805U (en) | Gas impurity filtering device | |
| CN107576544B (en) | Microporous filter membrane elution device and elution method | |
| CN108057315B (en) | Adsorption device capable of being quickly disassembled and assembled and capable of sampling and measuring adsorbed gas | |
| CN204154546U (en) | A kind of air sampler | |
| CN105551544B (en) | Apparatus and method for long-term sealed storage spent fuel rods and its sample | |
| CN207270828U (en) | Sample bottle filtration apparatus | |
| CN212110622U (en) | A portable sampler for beta-agonist detection | |
| JP5827776B2 (en) | Measuring method, nuclear fuel damage detection method using the same, measuring device and method of using the same | |
| CN205262812U (en) | Darkroom formula security installations | |
| CN210021328U (en) | Food coloring chemical inspection device | |
| JP2007170903A (en) | Solid phase extraction cartridge | |
| CN204462401U (en) | A kind of survey radon sampler | |
| CN111380715A (en) | Portable sampler for β -agonist detection | |
| CN207909828U (en) | A kind of headspace sampling device and headspace sampling analysis system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |