CN204034521U - A kind of receiving flask - Google Patents
A kind of receiving flask Download PDFInfo
- Publication number
- CN204034521U CN204034521U CN201420402932.4U CN201420402932U CN204034521U CN 204034521 U CN204034521 U CN 204034521U CN 201420402932 U CN201420402932 U CN 201420402932U CN 204034521 U CN204034521 U CN 204034521U
- Authority
- CN
- China
- Prior art keywords
- receiving flask
- filter film
- hydrophobic filter
- screw thread
- nipple
- 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.)
- Expired - Fee Related
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- Sampling And Sample Adjustment (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses a kind of receiving flask, comprise receiving flask body, also comprise the hydrophobic filter film that is connected to receiving flask body lower end and screw thread water is chewed; The lower end of described receiving flask body is provided with chews with screw thread water the nipple matched, and described hydrophobic filter film chews the lower end being fixed on receiving flask body by screw thread water.Be provided with mozzle in the bottleneck of described receiving flask body upper end, add the outflow with liquid for liquid; And upper end bottleneck is arranged to taper.Described nipple is screw thread coupling.The utility model receiving flask, major advantage makes with lucite, and receiving flask entirety is aobvious streamlined, establishes mozzle in receiving flask, liquid adds and pours out conveniently, interior printing graduation mark, convenient liquor amount of collecting controls, and lower end has nipple hydrophobic filter film close can be fixed, hydrophobic filter film is replaceable and replacing is convenient, receiving flask entirety is light, durable, non-friable, easy to use, and sample recovering effect is good.
Description
Technical field
The utility model relates to a kind of receiving flask, carries out the gas collection after sample distillation, is applicable to environmental monitoring and environmental scientific research department and conducts a research career field.
Background technology
Current distillation gathering-device makes retort gas cool mainly with in various glass cold traps with recirculated water cooling, and flow in collector, condensate collection device complex structure, pipeline is more, water consumption consuming time.The laboratories such as environmental protection, scientific research, chemical industry are distilled Specimen eliminating, add reaction reagent, and gas to be measured is reclaimed in condensation, condensation generally uses burr condenser pipe recirculated water cooling, general digestion time 1 ~ 2 hour a large amount of condensed water of needs, adding reagent in sample has and noxious material can be evaporated, and general operation all requires to be swift in motion, this brings harm to the safety and Health of operating personnel, and the sample size at every turn cleared up is limited.The receiving flask of current use, its self-filtering film is changed inconvenient, is necessary to be improved further.
Part related art:
1, China's miillpore filter present Research and development (" membrane science and technology ", in August, 2003, the 23rd volume the 4th phase the 186th page to 189 pages);
2, application number is the invention filter membrane of 200680007983.5;
3, application number is the invention macropore filter membrane of 201280028685.X;
4, distilled water gathering-device, application number is 201120534331.5;
5, distillate collector, application number is 200820151932.6.
Utility model content
Technical problem to be solved in the utility model is, provides a kind of receiving flask to retort gas good filtration effect.
The technical solution of the utility model is: a kind of receiving flask, comprises receiving flask body, also comprises the hydrophobic filter film that is connected to receiving flask body lower end and screw thread water is chewed; The lower end of described receiving flask body is provided with chews with screw thread water the nipple matched, and described hydrophobic filter film chews the lower end being fixed on receiving flask body by screw thread water.
Be provided with mozzle in the bottleneck of described receiving flask body upper end, add the outflow with liquid for liquid; And upper end bottleneck is arranged to taper.
25ml graduation mark is printed in receiving flask body upper part.
Described nipple and screw thread water chew compact siro spinning technology.This structure is convenient for changing hydrophobic filter film, can distill cyanide, the ammonia-nitrogen content of testing next testing sample easily.
Described nipple is screw thread coupling.
The material of described hydrophobic filter film is polytetrafluoroethylene (PTFE), and its thickness is 1-2mm; The shape of described hydrophobic filter film is circular, and its diameter is 4-4.5mm.
Described hydrophobic filter film is distributed with some holes; Described hole is circular, and pore diameter is 20um.
The diameter of described hydrophobic filter film is 4mm, thickness is 1.5mm.
The utility model receiving flask, major advantage makes with lucite, and receiving flask entirety is aobvious streamlined, mozzle is established in receiving flask, liquid adds and pours out conveniently, interior printing graduation mark, and convenient liquor amount of collecting controls, lower end is provided with nipple, chewed hydrophobic filter film close can be fixed by screw thread water, hydrophobic filter film is replaceable and replacing is convenient, and receiving flask entirety is light, durable, non-friable, easy to use, sample recovering effect is good.
Hydrophobic filter film is for distilling in gathering-device, effectively can intercept steam and allow the gas to be measured (as HCN, ammonia nitrogen etc.) of distillation generation enter sample collection bottle, complete the filtration to retort gas, carry out sample distillation and then collect retort gas by membrane filtration, complete sample predetermined substance to collect, working sample content of material after collection completes, is applicable to environmental monitoring and scientific research field.The utility model hydrophobic filter film is high temperature resistant, corrosion-resistant, pollution-free, tool hydrophobicity, easy to clean, to retort gas good filtration effect.This hydrophobic filter film film is thin, porous, and performance is firm, is insoluble to most of aggressive chemistry solvent, strong acid and highly basic, operating temperature range :-120 ~ 260 DEG C.The character of Teflon filtration film is good, has high temperature resistant preferably, corrosion-resistant, does not have secondary pollution to collection.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model receiving flask.
Receiving flask body 1, mozzle 2, nipple 3, hydrophobic filter film 4, screw thread water chew 5.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in Figure 1, a kind of receiving flask, comprises receiving flask body 1, mozzle 2, the hydrophobic filter film 4 being connected to receiving flask body lower end and screw thread water and chews 5; The lower end of described receiving flask body is provided with chews 5 nipples matched 3 with screw thread water, and described hydrophobic filter film chews by screw thread water the lower end that 5 are fixed on receiving flask body.
Establish mozzle 2 in the bottleneck of receiving flask body upper end, facilitate liquid to add the outflow with liquid, and upper end bottleneck is tapered can connect tightr, interior printing 25ml graduation mark, facilitates liquid quantitative.
Receiving flask body lower port has nipple, hydrophobic filter film is put into screw thread water and chews, with lower end nipple compact siro spinning technology.
Hydrophobic filter film adopts above-mentioned hydrophobic filter film, and the filter membrane with certain material, hole, thickness and area completes collection by arriving collection liquid after gas filtration to be measured, and has hydrophobicity.
Receiving flask in the utility model is used for sample distillation gathering system.Receiving flask arranges novelty, become streamlined, inside establish mozzle convenient collection liquid to add and complete the rear liquid of collection and pour out, the convenient control of interior printing scale collects liquid addition, hydrophobic filter film is stuck in screw thread water and chews in 5, conveniently replaced, and hydrophobic filter film has hydrophobicity, can effectively filter the steam distilled out, be that retort gas is collected in solution by arriving smoothly.
The feature of this receiving flask comprises:
1, material: lucite (PMMA), easily process, chemical stability is good, non-friable.
2, shape: overall Streamline Design, upper port establishes mozzle, and facilitate liquid to add and pour out, bottom is provided with screw thread water and chews 5, hydrophobic filter film close can be fixed in nipple.
3, interiorly arrange scale, convenient control collects liquid dosages.
4, inner hydrophobic filter membrane can be convenient for changing.
Hydrophobic filter film, material is polytetrafluoroethylene (PTFE), and its thickness is 1.5mm; Shape is circular, and diameter is 4mm.Described hydrophobic filter film is distributed with some holes; Described hole is circular, and its pore diameter is 20um.Described hydrophobic filter film is arranged on the lower end of the receiving flask body of distillation gathering-device.
The characteristic of hydrophobic filter film is as follows:
1, the material of filter membrane: polytetrafluoroethylene (PTFE) (PTFE), high temperature resistant, corrosion-resistant, pollution-free, easy to clean.
2, filter membrane shape, area and thickness: thick 1.5mm, the circular filter membrane of diameter 4mm reaches higher recovery to the collection of receiving retort gas.
3, filter membrane hole: when filter membrane pore size is diameter 20um, the through-rate of retort gas is more suitable.
4, hydrophobicity: can effectively intercept the water droplet formed after distillation.
Distillation gathering-device comprises distilling apparatus (containing cucurbit) and the gathering-device (containing receiving flask) being connected distilling apparatus, sample adds in cucurbit, reagent is added by liquid-feeding tube, whole device connects closely, air-tightness is high, when heated sample is seethed with excitement, in sample, test substance gasification rises to gathering-device, collect the test substance after gasification in distilling apparatus, collection liquid and gas to be measured complete gas-liquid isolation by hydrophobic filter film, chewed by screw thread water and hydrophobic filter film is fixed on receiving flask end, can easily change.Arrive collection liquid after the hydrophobic filter film body of gas to be measured through having certain material, hole, thickness and area filters and complete collection, hydrophobic filter film body has hydrophobicity.
The foregoing is only preferred embodiment of the present utility model, the utility model can also have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., be all included within protection domain of the present utility model.
Claims (8)
1. a receiving flask, comprises receiving flask body, it is characterized in that: also comprise the hydrophobic filter film that is connected to receiving flask body lower end and screw thread water is chewed; The lower end of described receiving flask body is provided with chews with screw thread water the nipple matched, and described hydrophobic filter film chews the lower end being fixed on receiving flask body by screw thread water.
2. receiving flask as claimed in claim 1, is characterized in that: be provided with mozzle in the bottleneck of described receiving flask body upper end, add the outflow with liquid for liquid; And upper end bottleneck is arranged to taper.
3. receiving flask as claimed in claim 1, is characterized in that: print 25ml graduation mark in receiving flask body upper part.
4. receiving flask as claimed in claim 1, is characterized in that: described nipple and screw thread water chew compact siro spinning technology.
5. receiving flask as claimed in claim 1, is characterized in that: described nipple is screw thread coupling.
6. receiving flask as claimed in claim 1, is characterized in that: the material of described hydrophobic filter film is polytetrafluoroethylene (PTFE), and its thickness is 1-2mm; The shape of described hydrophobic filter film is circular, and its diameter is 4-4.5mm.
7. receiving flask as claimed in claim 1, is characterized in that: described hydrophobic filter film is distributed with some holes; Described hole is circular, and pore diameter is 20um.
8. receiving flask as claimed in claim 1, is characterized in that: the diameter of described hydrophobic filter film is 4mm, thickness is 1.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420402932.4U CN204034521U (en) | 2014-07-21 | 2014-07-21 | A kind of receiving flask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420402932.4U CN204034521U (en) | 2014-07-21 | 2014-07-21 | A kind of receiving flask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204034521U true CN204034521U (en) | 2014-12-24 |
Family
ID=52235231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420402932.4U Expired - Fee Related CN204034521U (en) | 2014-07-21 | 2014-07-21 | A kind of receiving flask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204034521U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106680046A (en) * | 2017-01-13 | 2017-05-17 | 北京市农林科学院 | Organic fertilizer compost gas detection device |
| CN110121384A (en) * | 2017-02-28 | 2019-08-13 | 意大利费森尤斯血液技术有限公司 | For filtering the hydrophobic filter of air stream or another air-flow in medical applications |
| CN114414431A (en) * | 2022-01-26 | 2022-04-29 | 中国科学院亚热带农业生态研究所 | Distillation and absorption method and distillation and absorption device for soil ammonium nitrogen |
-
2014
- 2014-07-21 CN CN201420402932.4U patent/CN204034521U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106680046A (en) * | 2017-01-13 | 2017-05-17 | 北京市农林科学院 | Organic fertilizer compost gas detection device |
| CN110121384A (en) * | 2017-02-28 | 2019-08-13 | 意大利费森尤斯血液技术有限公司 | For filtering the hydrophobic filter of air stream or another air-flow in medical applications |
| US11771813B2 (en) | 2017-02-28 | 2023-10-03 | Fresenius Hemocare Italia S.R.L. | Hydrophobic filter for filtering an airflow or another gaseous flow in a medical application |
| CN114414431A (en) * | 2022-01-26 | 2022-04-29 | 中国科学院亚热带农业生态研究所 | Distillation and absorption method and distillation and absorption device for soil ammonium nitrogen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141224 Termination date: 20210721 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |