CN215026458U - Suction filtration bottle - Google Patents
Suction filtration bottle Download PDFInfo
- Publication number
- CN215026458U CN215026458U CN202120863616.7U CN202120863616U CN215026458U CN 215026458 U CN215026458 U CN 215026458U CN 202120863616 U CN202120863616 U CN 202120863616U CN 215026458 U CN215026458 U CN 215026458U
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- vacuum
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- 238000000967 suction filtration Methods 0.000 title description 2
- 239000000706 filtrate Substances 0.000 claims abstract description 66
- 239000007788 liquid Substances 0.000 claims abstract description 31
- 239000000203 mixture Substances 0.000 claims abstract description 8
- 238000001914 filtration Methods 0.000 claims description 15
- 238000004891 communication Methods 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 7
- 238000005086 pumping Methods 0.000 abstract description 6
- 238000002474 experimental method Methods 0.000 abstract description 5
- 238000000605 extraction Methods 0.000 abstract description 4
- 238000004140 cleaning Methods 0.000 abstract description 3
- 238000012864 cross contamination Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 238000000926 separation method Methods 0.000 description 4
- 239000011521 glass Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 206010011409 Cross infection Diseases 0.000 description 1
- 206010029803 Nosocomial infection Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
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- Filtration Of Liquid (AREA)
Abstract
The utility model discloses a suction flask, this suction flask includes: the vacuum filter comprises a funnel, a vacuum bottle and a filtrate collecting container, wherein the funnel is used for separating solid-liquid mixture, the top of the vacuum bottle is provided with an inlet, the lower part of the funnel is hermetically inserted into the inlet of the vacuum bottle, the body of the vacuum bottle is provided with an air pumping port, and the vacuum bottle is communicated with a vacuum pump through the air pumping port; the filtrate collecting container is arranged in the vacuum bottle, the top of the filtrate collecting container is provided with an inlet, the lower part of the funnel is inserted into the inlet of the filtrate collecting container, and the upper part of the side wall of the filtrate collecting container is provided with a through hole. The utility model provides a suction flask can avoid filtrating to get into the vacuum pump through the extraction opening, has improved the life of vacuum pump; filtrate is collected into the filtrate collecting container, the filtrate can be collected quantitatively, and the filtrate collecting container can be taken out from the inlet of the vacuum bottle, so that the cleaning is convenient, the cross contamination of different filtrates is avoided, and the accuracy of the experiment is improved; the utility model provides a suction flask device is simple, and the practicality is strong, easily promotes.
Description
Technical Field
The utility model belongs to the technical field of the buchner flask, concretely relates to buchner flask.
Background
The filtering bottle is also called a distributed flask, is commonly used for carrying out reduced pressure filtering operation on solution in chemical plants, pharmaceutical factories, petrochemical engineering and scientific research units laboratories or production, and is used as an instrument for accelerating the flow rate to form a reduced pressure filtering device under the condition that the filtering flow rate is extremely slow and difficult to filter under the normal pressure condition, thereby realizing solid-liquid separation. The suction flask is usually connected with a funnel, air in the suction flask is pumped away by a vacuum pump communicated with an air pumping port, so that negative pressure is formed in the suction flask, then liquid in the funnel enters the suction flask, and solid matters are left in the funnel, so that solid-liquid separation is realized.
However, in the solid-liquid separation process, if the suction force at the air exhaust port is large, the filtrate is often sucked or introduced into the air exhaust port and enters the vacuum pump along the air exhaust pipe, so that the vacuum pump is corroded, and the service life of equipment is shortened.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a suction flask to avoid filtrating and corrosion equipment in getting into the vacuum pump, thereby improve the life of vacuum pump.
The technical scheme of the utility model is that:
the utility model provides a suction flask, the suction flask includes:
a funnel for separating a solid-liquid mixture;
the top of the vacuum bottle is provided with an inlet, the lower part of the funnel is hermetically inserted into the inlet of the vacuum bottle, the body of the vacuum bottle is provided with an air suction port, and the vacuum bottle is communicated with a vacuum pump through the air suction port;
the filter liquor collecting container is arranged in the vacuum bottle, an inlet is formed in the top of the filter liquor collecting container, the lower portion of the funnel is inserted into the inlet of the filter liquor collecting container in a sealing mode, and a through hole is formed in the upper portion of the side wall of the filter liquor collecting container.
Further, the height of the through hole is higher than that of the liquid outlet of the funnel.
Further, the suction flask still includes communicating pipe, communicating pipe set up in the vacuum flask, communicating pipe one end is passed through the through-hole with filtrating collecting container intercommunication, communicating pipe other end opening sets up.
Further, the other end of the communication pipe is disposed downward.
Further, the communicating pipe is arranged on one side, far away from the air suction opening, of the filtrate collecting container.
Furthermore, the filtrate collecting container is provided with scale marks.
Further, the entry of vacuum bottle is provided with first rubber buffer, the lower part of funnel passes first rubber buffer enters into in the entry of vacuum bottle.
Further, the entry of filtrating collecting container is provided with the second rubber buffer, the lower part of funnel passes the second rubber buffer enters into in the entry of filtrating collecting container.
Further, the filtration bottle also comprises a base arranged at the bottom of the filtrate collection container, and the base is arranged in the vacuum bottle.
Further, a liquid outlet is formed in the lower portion of the side wall of the vacuum bottle.
The beneficial effects of the utility model include at least:
the utility model provides a suction flask, this suction flask includes funnel, vacuum flask and filtrating collecting container, wherein, filtrating collecting container sets up in the vacuum flask, the lower part of funnel seals in proper order and inserts in vacuum flask and filtrating collecting container, in filtering process, the vacuum pump vacuumizes the vacuum flask through the extraction opening that sets up on the vacuum flask, because filtrating collecting container lateral wall upper portion is provided with the through-hole, consequently, also can be to filtrating collecting container evacuation, the solid-liquid mixture in the funnel is under the negative pressure effect of filtrating collecting container, partial liquid becomes gas, because sealed setting between filtrating collecting container and the funnel, this kind of gas is locked and becomes liquid storage after cooling in filtrating collecting container, the liquid that does not become gas is then directly stored in filtrating collecting container, thereby can avoid liquid to get into the extraction opening and corrode the vacuum pump when downflow along the vacuum flask inner wall, the gas can be prevented from being pumped into the vacuum pump to affect the service life of the equipment; the filtrate collecting container can be taken out from the inlet of the vacuum bottle, so that the cleaning is convenient, the cross infection of different filtrates is avoided, and the accuracy of the experiment is improved; the utility model provides a suction flask device is simple, and the practicality is strong, easily promotes.
Drawings
Fig. 1 is a schematic structural diagram of a filter flask according to this embodiment.
In figure 1, 1-vacuum bottle, 2-funnel, 3-first rubber stopper, 4-filtrate collecting container, 5-base, 6-air exhaust port, 7-second rubber stopper, 8-communicating pipe.
Detailed Description
In order to make the present application more clearly understood by those skilled in the art to which the present application pertains, the following detailed description of the present application is made with reference to the accompanying drawings by way of specific embodiments.
Fig. 1 is a schematic structural diagram of a filter flask according to the present embodiment, and in conjunction with fig. 1, the filter flask according to the present embodiment includes a funnel 2, a vacuum flask 1, and a filtrate collection container 4.
The funnel 2 is used for separating solid-liquid mixture, the top of the vacuum bottle 1 is provided with an inlet, the lower part of the funnel 2 is hermetically inserted into the inlets of a large number of vacuum bottles 1, the body of each vacuum bottle 1 is also provided with an air pumping port 6, and the vacuum bottles 1 are communicated with an external vacuum pump through the air pumping ports 6 so as to realize the vacuum state in the vacuum bottles; the filtrate collecting container 4 is arranged in the vacuum bottle 1, the inlet of the filtrate collecting container 4 faces upwards, the lower part of the funnel 2 penetrates through the inlet of the filtrate collecting container 4, the lower part of the funnel 2 is inserted into the inlet of the filtrate collecting container 4 in a sealing mode, and a through hole is formed in the upper portion of the side wall of the filtrate collecting container 4. In the filtering process, the vacuum pump vacuumizes the vacuum bottle 1 through the air suction port 6 arranged on the vacuum bottle 1, and the upper part of the side wall of the filtrate collecting container 4 is provided with the through hole, so that the filtrate collecting container 4 can be vacuumized, part of liquid in the funnel 2 becomes gas under the negative pressure action of the filtrate collecting container 4, and the gas is locked in the filtrate collecting container 4 and then becomes liquid to be stored due to the sealing arrangement between the filtrate collecting container 4 and the funnel 2, so that the gas is locked in the filtrate collecting container 4 and is cooled and then becomes liquid to be stored, the liquid which does not become gas is directly stored in the filtrate collecting container 4, thereby preventing the liquid from entering the air suction port to corrode the vacuum pump when flowing down along the inner wall of the vacuum bottle 1, and preventing the gas from being sucked into the vacuum pump to influence the service life of equipment.
The vacuum bottle 1 can be made of glass material and can be made of other materials, and the shape of the vacuum bottle can be cylindrical or frustum-shaped, and can also be any bottle capable of realizing the shape of the utility model, and is not limited specifically here. The funnel 2 can be a cloth type funnel, the buchner funnel is a ceramic instrument used in a laboratory, is also made of plastic and is used for filtering by vacuum or negative pressure suction, and is shaped like an oblate cylinder, a plurality of small holes are formed in the bottom surface of the cylinder, and a long and narrow cylinder outlet is connected below the cylinder. The distributed funnels are various in specification and different in size, and some commonly used specifications are 60mm, 80mm, 100mm, 120mm, 150mm, 200mm, 250mm and 300mm in diameter respectively and are commonly used for extracting crystals in organic chemistry experiments.
Combine fig. 1, in this embodiment, the height that highly is higher than the 2 liquid outlets of funnel of through-hole can avoid like this that the gas that forms at the 2 liquid outlets of funnel to be inhaled to vacuum flask 1 through the through-hole by vacuum negative pressure, makes gaseous distribution in filtrating collecting container 4, is convenient for collect the filtrating through filtrating collecting container 4, has solved during filtrating gets into vacuum flask 1, and the vacuum flask is difficult to abluent problem.
Further, with reference to fig. 1, in this embodiment, a communication pipe 8 may be further disposed in the vacuum bottle 1, one end of the communication pipe 8 is communicated with the filtrate collection container 4 through a through hole, and the other end of the communication pipe may be opened, so that a vacuuming path is extended, and gas in the filtrate collection container 4 may be further prevented from entering the vacuum bottle 1. The number of the communication pipes 8 may be plural, and if the communication pipes 8 are provided in plural, the through holes corresponding to the communication pipes 8 should be provided in one-to-one correspondence. In the special case that the filtrate collection container 4 is full, but the filtration cannot be finished, the filtrate enters the vacuum bottle along the communicating pipe 8, so that the lower part of the side wall of the vacuum bottle 1 can be provided with a liquid outlet.
Specifically, referring to fig. 1, the other end of the communicating pipe 8 is disposed downward, and preferably, may be disposed vertically downward.
More specifically, in order to further prevent gas from entering the vacuum pump through the communicating pipe 8, referring to fig. 1, the communicating pipe 8 may be disposed on the filtrate collection container 4 on a side away from the suction port.
In order to observe the volume of the filtrate collected in the filtrate collection container 4, referring to fig. 1, in this embodiment, scale marks may be set on the filtrate collection container 4, and therefore, the filtrate collection container 4 and the vacuum flask 1 should be made of a transparent material, such as glass, and if the filtrate needs to be protected from light, the filtrate may also be made of brown glass, and the specific material selection may be flexibly selected according to actual selection, and is not limited herein.
In addition, with reference to fig. 1, the inlet of the vacuum bottle 1 may be provided with a first rubber stopper 3, the inlet of the filtrate collection container 4 may be provided with a second rubber stopper 7, the lower portion of the funnel 2 sequentially passes through the first rubber stopper 3 and the second rubber stopper 7, the first rubber stopper 3 may seal the inlet of the vacuum bottle 1 and the funnel 2, and the second rubber stopper 7 may seal the inlet of the filtrate collection container 4 and the funnel 2.
Of course, the sealing between the inlet of the vacuum bottle 1 and the funnel 2, and the sealing between the inlet of the filtrate collection container 4 and the funnel 2 may be other detachable sealing methods, so as to facilitate the removal of the filtrate collection container 4, and is not limited herein.
In this embodiment, a base 5 may be further provided on the bottom of the vacuum flask 1, and the base 5 may be provided at a lower portion of the filtrate collection container 4 for fixing the filtrate collection container 4.
The utility model provides a suction flask working process as follows: the solid-liquid mixture is placed in the funnel 2, the vacuum pump is started, the vacuum pump can vacuumize the vacuum bottle 1 and the filtrate collecting container 4, the filtrate flows to the liquid outlet of the funnel 2 under the action of negative pressure of the solid-liquid mixture, at the moment, the negative pressure enables the filtrate to partially form gas, the filtrate flows into the filtrate collecting container 4 to be stored, the gas is gradually cooled along with movement to form liquid, the liquid also enters the filtrate collecting container 4 to be stored under the action of gravity, and the solid is remained in the funnel 2. With the progress of filtration, when the liquid in the filtrate collection container 4 reaches the target amount or the separation of the solid-liquid mixture is completed, the vacuum-pumping filtration is stopped, the filtrate collection container 4 is taken out, if the filtration experiment needs to be carried out again, the standby filtrate collection container 4 can be replaced, and the filtration working process is repeated. The utility model provides a suction flask, can also avoid filtrating to get into the vacuum pump through the extraction opening, has improved the life of vacuum pump; the filtrate can be quantitatively collected into the filtrate collecting container 4, the vacuum bottle 1 is not polluted, and the filtrate collecting container can be taken out from the mouth of the vacuum bottle, so that the cleaning is convenient, the cross contamination of different filtrates is avoided, and the accuracy of the experiment is improved; the utility model provides a suction flask device is simple, and the practicality is strong, easily promotes.
While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all alterations and modifications as fall within the scope of the application.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.
Claims (10)
1. A filter flask, comprising:
a funnel for separating a solid-liquid mixture;
the top of the vacuum bottle is provided with an inlet, the lower part of the funnel is hermetically inserted into the inlet of the vacuum bottle, the body of the vacuum bottle is provided with an air suction port, and the vacuum bottle is communicated with a vacuum pump through the air suction port;
the filter liquor collecting container is arranged in the vacuum bottle, an inlet is formed in the top of the filter liquor collecting container, the lower portion of the funnel is inserted into the inlet of the filter liquor collecting container in a sealing mode, and a through hole is formed in the upper portion of the side wall of the filter liquor collecting container.
2. A filter flask as claimed in claim 1, wherein the through-hole is at a higher level than the outlet opening of the funnel.
3. The suction flask as claimed in claim 1, further comprising a communicating tube, wherein the communicating tube is disposed in the vacuum flask, one end of the communicating tube is communicated with the filtrate collecting container through the through hole, and the other end of the communicating tube is open.
4. A filter flask as claimed in claim 3, wherein the other end of the communication tube is directed downwardly.
5. A suction flask according to claim 3, wherein the communication pipe is provided on a side of the filtrate collection vessel remote from the suction opening.
6. A filter flask as claimed in claim 1, wherein the filtrate collection vessel is provided with graduations.
7. A filtration flask as claimed in claim 1, wherein the inlet of the vacuum flask is provided with a first rubber stopper through which the lower portion of the funnel passes into the inlet of the vacuum flask.
8. A filtration flask as claimed in claim 1, wherein the inlet of the filtrate collection vessel is provided with a secondary rubber stopper through which the lower portion of the funnel passes into the inlet of the filtrate collection vessel.
9. A filter flask according to any one of claims 1-8, further comprising a base disposed at the bottom of the filtrate collection vessel, the base being disposed within the vacuum flask.
10. A filter flask as claimed in claim 9, wherein the lower portion of the side wall of the flask is provided with a liquid outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120863616.7U CN215026458U (en) | 2021-04-25 | 2021-04-25 | Suction filtration bottle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120863616.7U CN215026458U (en) | 2021-04-25 | 2021-04-25 | Suction filtration bottle |
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| Publication Number | Publication Date |
|---|---|
| CN215026458U true CN215026458U (en) | 2021-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120863616.7U Active CN215026458U (en) | 2021-04-25 | 2021-04-25 | Suction filtration bottle |
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| Country | Link |
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| CN (1) | CN215026458U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114768310A (en) * | 2022-04-26 | 2022-07-22 | 广东电网有限责任公司广州供电局 | Degassing pretreatment device and method for liquid insulating filler |
-
2021
- 2021-04-25 CN CN202120863616.7U patent/CN215026458U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114768310A (en) * | 2022-04-26 | 2022-07-22 | 广东电网有限责任公司广州供电局 | Degassing pretreatment device and method for liquid insulating filler |
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