CN105561627A - Negative-pressure suction extraction device - Google Patents
Negative-pressure suction extraction device Download PDFInfo
- Publication number
- CN105561627A CN105561627A CN201610129592.6A CN201610129592A CN105561627A CN 105561627 A CN105561627 A CN 105561627A CN 201610129592 A CN201610129592 A CN 201610129592A CN 105561627 A CN105561627 A CN 105561627A
- Authority
- CN
- China
- Prior art keywords
- conical flask
- beaker
- extraction
- negative
- extraction mechanism
- 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.)
- Pending
Links
- 238000000605 extraction Methods 0.000 title claims abstract description 61
- 239000007788 liquid Substances 0.000 claims abstract description 27
- 239000012528 membrane Substances 0.000 claims abstract description 16
- 230000010354 integration Effects 0.000 claims description 3
- 238000001914 filtration Methods 0.000 abstract 6
- 239000000284 extract Substances 0.000 description 11
- 239000002904 solvent Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000000638 solvent extraction Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000622 liquid--liquid extraction Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a negative-pressure suction extraction device, which comprises a beaker, an extraction mechanism and a conical flask, wherein the beaker and the extraction mechanism are orderly put above the conical flask from top to bottom; further, the beaker and the extraction mechanism are mounted through a fixing clamp; the bottom of the beaker is provided with a liquid outlet; the extraction mechanism is integrally formed by a filtering part, a flow guiding part and a suction part; the filtering part is of a funnel-shaped structure; a filtering membrane is mounted at the top of the filtering part; further, the filtering membrane is connected with the liquid outlet; the flow guiding part is mounted in the suction part; the side surface of the suction part is provided with a suction port in an outward extending manner; the bottom of the suction part is put at a neck of the conical flask. By using the negative-pressure suction extraction device which is provided by the invention, a to-be-extracted liquid passes through the beaker and the filtering part in sequence, and enters the conical flask through the flow guiding part; as a vacuum state is formed in the conical flash, a pressure difference is generated between the extraction mechanism and the conical flash, so that the to-be-extracted liquid in the extraction mechanism flows into the conical flask smoothly through the flow guiding part; the extraction efficiency is improved.
Description
Technical field
The present invention relates to a kind of negative-pressure ward extraction equipment, belong to experiment measuring, tester technical field.
Background technology
Extraction is also known as solvent extraction or liquid-liquid extraction, utilize component in system to have different solubility to carry out the unit operations of separating mixture in a solvent, extraction is the difference utilizing material solubility or distribution coefficient in the solvent of two kinds immiscible (or slightly solubles), make solute substance in a kind of solvent, transfer to method another solvent, extraction is used in Organic Chemistry Laboratory purifying and one of the means of purifying compounds, by extraction, required material can be extracted from solid or liquid mixture; Existing use for laboratory extraction equipment generally adopts separatory funnel to carry out separated from solvent, but adopts separatory funnel to carry out solution extraction, and elapsed time is long, and extraction efficiency is low, and needs on pretreatment to carry out instrument air-leakage test, operates comparatively loaded down with trivial details.Therefore, in order to overcome the above problems, need a kind of easy and simple to handle and use for laboratory extraction equipment that extraction efficiency is higher badly.
Summary of the invention
The object of the invention is to avoid the deficiencies in the prior art part and provide a kind of negative-pressure ward extraction equipment, extraction efficiency is high, and simple operation.
Object of the present invention is realized by following technological means: negative-pressure ward extraction equipment of the present invention, comprises beaker, extraction mechanism and conical flask; Described beaker and extraction mechanism are from top to bottom positioned over above conical flask successively, and described beaker and extraction mechanism are installed by geometrical clamp, fix beaker and extraction mechanism by geometrical clamp, prevent the liquid seepage to be extracted in beaker; Described beaker bottom offers liquid outlet; Described extraction mechanism is made into integration by filter house, diversion division and suction section; Described filter house is funnel-shaped structure, and its top is provided with filter membrane, and filter membrane is connected with liquid outlet; Described diversion division is installed in suction section; Described suction section side stretches out and is provided with pump orifice; The bottle mouth position of conical flask is positioned over bottom described suction section.
Further, described beaker top has liquid inlet, and described beaker sidewall is provided with measure scales.
As preferred embodiment, described pump orifice structure in the shape of a spiral, and described pump orifice is connected with suction pump; Connect suction pump, extract the air in conical flask by suction pump, make to form vacuum state in conical flask, the extract in extraction mechanism is flowed in conical flask by diversion division.
As preferred embodiment, its bottleneck of described conical flask stretches in suction section; Described diversion division is inserted in conical flask, and extract is entered in conical flask smoothly, produces and splash when extract can not be caused to flow into conical flask.
As preferred embodiment, its liquid outlet diameter of described beaker is identical with filter membrane diameter, ensures that the liquid to be extracted in beaker can, all by the process of filter membrane, make extraction completely.
As preferred embodiment, its bottom interior wall of described suction section and its bottleneck outer wall of conical flask are provided with frosted layer, are conducive to the fixing of suction section and conical flask, increase friction.
Negative-pressure ward extraction equipment of the present invention, liquid to be extracted is successively by the filter membrane at beaker, filter house top, enter in conical flask via diversion division, owing to forming vacuum state in conical flask, pressure reduction is produced between extraction mechanism and conical flask, extract in extraction mechanism is flowed in conical flask smoothly by diversion division, improves extraction efficiency.
figure of description
The present invention is further illustrated to utilize accompanying drawing, but the content in accompanying drawing does not form any limitation of the invention.
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is extraction mechanism structural representation of the present invention.
Parts in accompanying drawing are labeled as: 1-beaker, 2-extraction mechanism, 3-conical flask, 4-geometrical clamp, 5-liquid outlet, 6-filter house, 7-diversion division, 8-suction section, 9-filter membrane, 10-pump orifice, 11-liquid inlet, 12-measure scales, 13-frosted layer.
Detailed description of the invention
The invention will be further described with the following Examples.
Negative-pressure ward extraction equipment as depicted in figs. 1 and 2, comprises beaker 1, extraction mechanism 2 and conical flask 3; Described beaker 1 and extraction mechanism 2 are from top to bottom positioned over above conical flask 3 successively, and described beaker 1 and extraction mechanism 2 are installed by geometrical clamp 4, fix beaker 1 and extraction mechanism 2, prevent the liquid seepage to be extracted in beaker 1 by geometrical clamp 4; Liquid outlet 5 is offered bottom described beaker 1; Described extraction mechanism 2 is made into integration by filter house 6, diversion division 7 and suction section 8; Described filter house 6 is in funnel-shaped structure, and its top is provided with filter membrane 9, and filter membrane 9 is connected with liquid outlet 5; Described diversion division 7 is installed in suction section 8; Described suction section 8 side stretches out and is provided with pump orifice 10; The bottle mouth position of conical flask 3 is positioned over bottom described suction section 8.
Again in an embodiment, described beaker 1 top has liquid inlet 11, and described beaker 1 sidewall is provided with measure scales 12.
Again in an embodiment, described pump orifice 10 structure in the shape of a spiral, and described pump orifice 10 is connected with suction pump (not shown); Connect suction pump, extract the air in conical flask by suction pump, make to form vacuum state in conical flask 3, the extract in extraction mechanism 2 is flowed in conical flask 3 by diversion division 7.
Again in an embodiment, described its bottleneck of conical flask 3 (not shown) stretches in suction section 8; Described diversion division 7 is inserted in conical flask 3, makes extract enter in conical flask 3 smoothly, produces and splash when extract can not be caused to flow into conical flask 3.
Again in an embodiment, its liquid outlet 5 diameter of described beaker 1 is identical with filter membrane 9 diameter, ensures that the liquid to be extracted in beaker 1 can, all by the process of filter membrane 9, make extraction completely.
Again in an embodiment, described its bottom interior wall of suction section 8 and its bottleneck outer wall of conical flask 3 are provided with frosted layer 13, are conducive to the fixing of suction section 8 and conical flask 3, increase friction.
Negative-pressure ward extraction equipment of the present invention, during use, is connected suction pump with extraction mechanism by suction section, extracts the air in conical flask by suction pump, makes to form vacuum state in conical flask; Simultaneously, liquid to be extracted is put into beaker (measure scales by observing beaker sidewall determines to need the liquid measure to be extracted of extraction), liquid to be extracted is by the filter membrane at filter house top, enter in conical flask via diversion division, owing to forming vacuum state in conical flask, produce pressure reduction between extraction mechanism and conical flask, the extract in extraction mechanism is flowed in conical flask smoothly by diversion division, improve extraction efficiency.
Finally should be noted that; above embodiment is only in order to illustrate technical scheme of the present invention but not limiting the scope of the invention; although be explained in detail the present invention with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify to technical scheme of the present invention or equivalent replacement, and not depart from essence and the scope of technical solution of the present invention.
Claims (6)
1. a negative-pressure ward extraction equipment, is characterized in that: comprise beaker, extraction mechanism and conical flask; Described beaker and extraction mechanism are from top to bottom positioned over above conical flask successively, and described beaker and extraction mechanism are installed by geometrical clamp; Described beaker bottom offers liquid outlet; Described extraction mechanism is made into integration by filter house, diversion division and suction section; Described filter house is funnel-shaped structure, and its top is provided with filter membrane, and filter membrane is connected with liquid outlet; Described diversion division is installed in suction section; Described suction section side stretches out and is provided with pump orifice; The bottle mouth position of conical flask is positioned over bottom described suction section.
2. negative-pressure ward extraction equipment according to claim 1, is characterized in that: described beaker top has liquid inlet, and described beaker sidewall is provided with measure scales.
3. negative-pressure ward extraction equipment according to claim 1, is characterized in that: described pump orifice structure in the shape of a spiral, and described pump orifice is connected with suction pump.
4. negative-pressure ward extraction equipment according to claim 1, is characterized in that: its bottleneck of described conical flask stretches in suction section; Described diversion division is inserted in conical flask.
5. negative-pressure ward extraction equipment according to claim 1, is characterized in that: its liquid outlet diameter of described beaker is identical with filter membrane diameter.
6. negative-pressure ward extraction equipment according to claim 1, is characterized in that: its bottom interior wall of described suction section and its bottleneck outer wall of conical flask are provided with frosted layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610129592.6A CN105561627A (en) | 2016-03-08 | 2016-03-08 | Negative-pressure suction extraction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610129592.6A CN105561627A (en) | 2016-03-08 | 2016-03-08 | Negative-pressure suction extraction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105561627A true CN105561627A (en) | 2016-05-11 |
Family
ID=55872595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610129592.6A Pending CN105561627A (en) | 2016-03-08 | 2016-03-08 | Negative-pressure suction extraction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105561627A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2157819Y (en) * | 1993-03-17 | 1994-03-02 | 安金城 | Filter diaphragm suction filter |
| US20090026154A1 (en) * | 2007-07-26 | 2009-01-29 | Nypro Inc. | Methods and Apparatus for Supporting a Vacuum Filtration Device |
| CN300929382S (en) * | 2007-12-25 | 2009-05-20 | 南京工业大学 | Grinding suction filter |
| CN203303717U (en) * | 2013-05-13 | 2013-11-27 | 宋泳 | Suction filtering device |
| CN205391802U (en) * | 2016-03-08 | 2016-07-27 | 清远市新中科检测有限公司 | Negative pressure suction extraction device |
-
2016
- 2016-03-08 CN CN201610129592.6A patent/CN105561627A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2157819Y (en) * | 1993-03-17 | 1994-03-02 | 安金城 | Filter diaphragm suction filter |
| US20090026154A1 (en) * | 2007-07-26 | 2009-01-29 | Nypro Inc. | Methods and Apparatus for Supporting a Vacuum Filtration Device |
| CN300929382S (en) * | 2007-12-25 | 2009-05-20 | 南京工业大学 | Grinding suction filter |
| CN203303717U (en) * | 2013-05-13 | 2013-11-27 | 宋泳 | Suction filtering device |
| CN205391802U (en) * | 2016-03-08 | 2016-07-27 | 清远市新中科检测有限公司 | Negative pressure suction extraction device |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160511 |
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| WD01 | Invention patent application deemed withdrawn after publication |