CN204952351U - Repeatedly usable's solid -phase extraction device - Google Patents
Repeatedly usable's solid -phase extraction device Download PDFInfo
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- CN204952351U CN204952351U CN201520654306.9U CN201520654306U CN204952351U CN 204952351 U CN204952351 U CN 204952351U CN 201520654306 U CN201520654306 U CN 201520654306U CN 204952351 U CN204952351 U CN 204952351U
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Abstract
The utility model relates to an extraction technique field discloses a repeatedly usable's solid -phase extraction device, and this solid -phase extraction device includes: throw appearance mouth, process chamber, sieve and filler part, wherein, it is located to throw the appearance mouth the process chamber top, the process chamber is used for holding the filler part is carried out solid -phase extraction and is handled, the sieve is located the process chamber lower extreme. The utility model discloses a dispersion solid -phase extraction device is simplified to the solid -phase extraction device, convenient, quick gets rid of pigment and the impurity in the sample, simultaneously, has solved the solid -phase extraction post and can only use once, scheduling problem with high costs, simple and convenient economy.
Description
Technical field
The utility model relates to abstraction technique field, particularly the reusable solid-phase extraction device of one.
Background technology
SPE (Solid-PhaseExtraction, SPE) is a kind of isolation technics combining the process such as selective retention, selective elution.Its purification pattern is mainly divided into two kinds: the first is when complicated sample solution is by adsorbent (Sorbent), adsorbent can pass through the active force selective retention target compounds (AimedCompound) such as polar interaction, hydrophobic interaction or ion-exchange and a small amount of chaff interference close with target compound character, and other components then flow out pillar through adsorbent.When the second refers to sample solution by adsorbent, main chaff interference is retained, and object and part magazine flow out with solvent, then add appropriate solvent, are washed out completely by object.
SPE can improve the rate of recovery analyzing thing compared with traditional liquid-liquid extraction method, more effective analysis thing to be separated with interfering component, reduce sample pretreatment process, simple to operate, save time, laborsaving, be widely used in the fields such as medicine, food, environment, commodity inspection, chemical industry.
At present, general solid-phase extraction column, is generally disposable product, with after abandon immediately, cause a large amount of waste, for the extraction of a large amount of sample, large by post quantity, extraction cost is high, complex steps, and specialized capability requires higher, and reappearance is difficult to hold, length consuming time.
Utility model content
For the defect of prior art, technical problem to be solved in the utility model how to improve the utilization rate of solid-phase extraction column, the minimizing wasting of resources.
For solving the problem, the utility model provides a kind of reusable solid-phase extraction device, and described solid-phase extraction device comprises: throw sample mouth, process chamber, sieve plate and filler part, wherein,
Described throwing sample mouth is positioned at above process chamber;
Described process chamber is used for holding described filler part, carries out SPE process;
Described sieve plate is positioned at described process chamber lower end, is made up of polypropylene or glass fibre;
Described filler part is adsorbent.
Preferably, described device comprises rubber stopper, and the cock body external diameter of described rubber stopper is consistent with described throwing sample mouth internal diameter, and described rubber stopper is placed on described throwing sample mouth.
Preferably, described device comprises valve, and described valve is positioned at sieve plate bottom, and during described valve open, the liquid in described process chamber flows out, and during described valve closing, if described rubbery plug lid residence is stated throw sample mouth, then described process chamber is closed.
Preferably, described device comprises liquid outlet, and described liquid outlet is positioned at below described valve, and after described valve open, described liquid is flowed out by liquid outlet.
Preferably, described device also comprises handle, and described handle lower end external diameter is consistent with described throwing sample mouth internal diameter, filler is disposed, if liquid can not normally flow out, then take off described rubber stopper and open described valve, described handle is pressed into described process chamber from described throwing sample mouth.
Preferably, described solid-phase extraction device comprises piston axle, and described piston axle external diameter is consistent with described process chamber internal diameter, after filling filler part in described process chamber, and filler part described in described piston shaft compression.
Preferably, described device comprises upper sieve plate, and described upper sieve plate is connected with described piston axle, moves, be positioned at the top of described process chamber with described piston axle.
Preferably, described device comprises filter screen, and described filter screen is positioned at the junction of described upper sieve plate and described piston axle.
Preferably, need solution to be processed after described piston axle, filter screen and upper sieve plate filter, by the compound in solution described in described filler partial adsorbates.
In the utility model, solid-phase extraction device can be reused, and wherein, filter screen, upper sieve plate and filler part are expendable consumed product, remainder all repeatedly can use after cleaning, effectively solves the problem of the great amount of cost waste that single use causes; In addition, significantly can simplify the treatment step before detection, reduce the use amount of reagent, processing procedure is convenient and swift; Meanwhile, can require to change filler flexibly according to different extractions, reach the object that a post is multiplex.
Accompanying drawing explanation
Fig. 1 is the structural representation of solid extraction device in first preferred embodiment of the present utility model;
Fig. 2 is the structural representation of solid extraction device in second preferred embodiment of the present utility model.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described.Obviously, described embodiment is for implementing better embodiment of the present utility model, and described description is to illustrate for the purpose of rule of the present utility model, and is not used to limit scope of the present utility model.Protection domain of the present utility model should be as the criterion with the claim person of defining; based on the embodiment in the utility model; the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belongs to the scope of the utility model protection.
See Fig. 1, the utility model embodiment provides a kind of reusable solid extraction device, and described solid-phase extraction device comprises: throw sample mouth, process chamber, sieve plate and filler part, wherein,
Throwing sample mouth is positioned at above process chamber;
Process chamber is used for holding described filler part, carries out SPE process;
Sieve plate is positioned at described process chamber lower end, is made up of polypropylene or glass fibre;
Filler part is adsorbent.
In the present embodiment, throw sample mouth for filling filler part and needing the liquid of extraction to process chamber, extracted in the process chamber, and filter out the liquid after extraction via sieve plate, to treat further inspection, whole device is easy to cleaning, can reuse, the use amount of reagent can be reduced simultaneously, fast and easy completes extraction, and filling part is adsorbent, can change filling part according to the liquid of different needs extraction, limitation is little, improves the utilization rate of device.
Further, device comprises rubber stopper, and the cock body external diameter of rubber stopper is consistent with described throwing sample mouth internal diameter, and rubber stopper is placed on described throwing sample mouth.
Further, device comprises valve, and valve is positioned at sieve plate bottom, and the liquid stated during valve open in process chamber flows out, and during valve closing, if rubber stopper covers throw sample mouth, then process chamber is closed.
Further, device comprises liquid outlet, and liquid outlet is positioned at below described valve, and after valve open, liquid is flowed out by liquid outlet.
In the present embodiment, the liquid of filler part and needs extraction joins after in process chamber, for guaranteeing both fully contacts, throw on sample mouth and cover rubber stopper, valve closing, guarantee whole process chamber process closed state, the modes of emplacement of device can not cause the overflow in process chamber, can ensure that filler part fully contacts with liquid, extraction fully, is guaranteed to there will be no residue in liquid.
Further, device also comprises handle, and handle lower end external diameter is consistent with throwing sample mouth internal diameter, and filler is disposed, if liquid can not normally flow out, then takes off rubber stopper and opens described valve, and handle is pressed into process chamber from throwing sample mouth.
In the present embodiment, handle is used for auxiliary liquid and flows out, and the residue after preventing filling part from fully contacting with liquid causes fluid difficulty, guarantees that the liquid after extracting can normally flow out, and ensures that liquid can not be difficult and cause waste because fluid.
See Fig. 2, the utility model embodiment provides another kind of reusable solid extraction device, and described solid-phase extraction device comprises: throw sample mouth, process chamber, sieve plate and filler part, wherein,
Throwing sample mouth is positioned at above process chamber;
Process chamber is used for holding described filler part, carries out SPE process;
Sieve plate is positioned at described process chamber lower end, is made up of polypropylene or glass fibre;
Filler part is adsorbent.
In the present embodiment, throw sample mouth for filling filler part and needing the liquid of extraction to process chamber, extracted in the process chamber, and filter out the liquid after extraction via sieve plate, to treat further inspection, whole device is easy to cleaning, can reuse, the use amount of reagent can be reduced simultaneously, fast and easy completes extraction, and filling part is adsorbent, can change filling part according to the liquid of different needs extraction, limitation is little, improves the utilization rate of device.
Further, solid-phase extraction device comprises piston axle, and piston axle external diameter is consistent with process chamber internal diameter, after filling filler part in process chamber, and piston shaft compression filler part.
Further, device comprises upper sieve plate, and upper sieve plate is connected with piston axle, moves with piston axle, is positioned at the top of process chamber.
Further, device comprises filter screen, and filter screen is positioned at the junction of upper sieve plate and piston axle.
Further, need solution to be processed after described piston axle, filter screen and upper sieve plate filter, by the compound in filler partial adsorbates solution.
In the present embodiment, by piston shaft compression filler part, the junction of piston axle and sieve plate is filter structure, can by needing solution to be processed, guarantee that solution and filler part fully contact and can fluid smoothly, upper sieve plate and the upper and lower placement of sieve plate, prevent filler part from revealing and run off, thus complete extraction quickly and easily.
Compared with prior art, the utility model provides a kind of reusable solid extraction device, extraction process is carried out to needing extraction liquids by throwing sample mouth, process chamber, sieve plate and filler part, wherein, by adding rubber stopper and valve formation enclosure space, filler part fully can be contacted with liquid, strengthens pressure in process chamber by handle, auxiliary liquid flows out, and guarantees the collection of the liquid after extracting; Also can by adding piston axle, filter screen and upper sieve plate, make liquid can slowly flow into filler part, fully contact with it, simultaneously, two kinds of modes all can be reused by assurance device, effectively solve the problem of the great amount of cost waste that single use causes; In addition, significantly can simplify the treatment step before detection, reduce the use amount of reagent, processing procedure is convenient and swift; Meanwhile, can require to change filler flexibly according to different extractions, reach the object that a post is multiplex.
Although be below described the utility model in conjunction with the preferred embodiments, but it should be appreciated by those skilled in the art, method and system described in the utility model is not limited to the embodiment described in detailed description of the invention, when not deviating from the utility model spirit and scope be defined by the appended claims, can various amendment, increase be made to the utility model and replace.
Claims (9)
1. a reusable solid-phase extraction device, is characterized in that, described solid-phase extraction device comprises: throw sample mouth, process chamber, sieve plate and filler part, wherein,
Described throwing sample mouth is positioned at above process chamber;
Described process chamber is used for holding described filler part, carries out SPE process;
Described sieve plate is positioned at described process chamber lower end, is made up of polypropylene or glass fibre;
Described filler part is adsorbent.
2. solid-phase extraction device as claimed in claim 1, it is characterized in that, described device comprises rubber stopper, and the cock body external diameter of described rubber stopper is consistent with described throwing sample mouth internal diameter, and described rubber stopper is placed on described throwing sample mouth.
3. solid-phase extraction device as claimed in claim 2, it is characterized in that, described device comprises valve, described valve is positioned at sieve plate bottom, and during described valve open, the liquid in described process chamber flows out, during described valve closing, if described rubbery plug lid residence is stated throw sample mouth, then described process chamber is closed.
4. solid-phase extraction device as claimed in claim 3, it is characterized in that, described device comprises liquid outlet, and described liquid outlet is positioned at below described valve, and after described valve open, described liquid is flowed out by liquid outlet.
5. solid-phase extraction device as claimed in claim 3, it is characterized in that, described device also comprises handle, described handle lower end external diameter is consistent with described throwing sample mouth internal diameter, filler is disposed, if liquid can not normally flow out, then take off described rubber stopper and open described valve, described handle is pressed into described process chamber from described throwing sample mouth.
6. solid-phase extraction device as claimed in claim 1, it is characterized in that, described solid-phase extraction device comprises piston axle, and described piston axle external diameter is consistent with described process chamber internal diameter, after filling filler part in described process chamber, filler part described in described piston shaft compression.
7. solid-phase extraction device as claimed in claim 6, it is characterized in that, described device comprises upper sieve plate, and described upper sieve plate is connected with described piston axle, moves, be positioned at the top of described process chamber with described piston axle.
8. solid-phase extraction device as claimed in claim 7, it is characterized in that, described device comprises filter screen, and described filter screen is positioned at the junction of described upper sieve plate and described piston axle.
9. solid-phase extraction device as claimed in claim 8, is characterized in that, needs solution to be processed after described piston axle, filter screen and upper sieve plate filter, by the compound in solution described in described filler partial adsorbates.
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| CN201520654306.9U CN204952351U (en) | 2015-08-27 | 2015-08-27 | Repeatedly usable's solid -phase extraction device |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105784455A (en) * | 2016-05-16 | 2016-07-20 | 张起香 | Extraction structure and liquid pretreatment device |
| CN106267901A (en) * | 2016-08-31 | 2017-01-04 | 朱小琼 | Adjustable resin column |
| CN106267899A (en) * | 2016-08-31 | 2017-01-04 | 朱小琼 | Resin column |
| CN106267900A (en) * | 2016-08-31 | 2017-01-04 | 朱小琼 | Resin column device |
| CN106310713A (en) * | 2016-08-31 | 2017-01-11 | 朱小琼 | Resin column mechanism |
| CN106345143A (en) * | 2016-08-31 | 2017-01-25 | 朱小琼 | Automatic separation device |
| CN106345144A (en) * | 2016-08-31 | 2017-01-25 | 朱小琼 | Resin column with adjustable resin compactness |
| CN106362436A (en) * | 2016-08-31 | 2017-02-01 | 朱小琼 | Separator based on controller |
| CN106390516A (en) * | 2016-08-31 | 2017-02-15 | 朱小琼 | Intelligent separation device |
| CN106896015A (en) * | 2017-01-20 | 2017-06-27 | 长沙市疾病预防控制中心 | The method that polyaniline removes water-soluble synthetic food color in sample with the combination of dispersed phase solid phase extraction techniques |
| CN106932516A (en) * | 2017-04-18 | 2017-07-07 | 蔡明红 | Original position ultrasound washing device and ultrasonic elution process based on SPE sampling column |
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2015
- 2015-08-27 CN CN201520654306.9U patent/CN204952351U/en active Active
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105784455A (en) * | 2016-05-16 | 2016-07-20 | 张起香 | Extraction structure and liquid pretreatment device |
| US10150065B2 (en) | 2016-05-16 | 2018-12-11 | Tianjin Anbang Jinahe Technology Co., Ltd. | Extraction structure, extraction module, and liquid pretreatment device |
| CN105784455B (en) * | 2016-05-16 | 2018-08-17 | 张起香 | Extract structure and liquid preprocessing device |
| CN106390516A (en) * | 2016-08-31 | 2017-02-15 | 朱小琼 | Intelligent separation device |
| CN106345144B (en) * | 2016-08-31 | 2018-12-07 | 朱小琼 | The resin column of adjustable resin compactness |
| CN106345143A (en) * | 2016-08-31 | 2017-01-25 | 朱小琼 | Automatic separation device |
| CN106345144A (en) * | 2016-08-31 | 2017-01-25 | 朱小琼 | Resin column with adjustable resin compactness |
| CN106362436A (en) * | 2016-08-31 | 2017-02-01 | 朱小琼 | Separator based on controller |
| CN106267900A (en) * | 2016-08-31 | 2017-01-04 | 朱小琼 | Resin column device |
| CN106267900B (en) * | 2016-08-31 | 2019-04-12 | 靳琦 | Resin column device |
| CN106345143B (en) * | 2016-08-31 | 2019-01-01 | 靳琦 | The separator of automation |
| CN106267899A (en) * | 2016-08-31 | 2017-01-04 | 朱小琼 | Resin column |
| CN106362436B (en) * | 2016-08-31 | 2018-09-18 | 朱小琼 | Separator based on controller |
| CN106310713A (en) * | 2016-08-31 | 2017-01-11 | 朱小琼 | Resin column mechanism |
| CN106267901A (en) * | 2016-08-31 | 2017-01-04 | 朱小琼 | Adjustable resin column |
| CN106896015A (en) * | 2017-01-20 | 2017-06-27 | 长沙市疾病预防控制中心 | The method that polyaniline removes water-soluble synthetic food color in sample with the combination of dispersed phase solid phase extraction techniques |
| CN106932516A (en) * | 2017-04-18 | 2017-07-07 | 蔡明红 | Original position ultrasound washing device and ultrasonic elution process based on SPE sampling column |
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