CN212467296U - Novel suction filtration device - Google Patents
Novel suction filtration device Download PDFInfo
- Publication number
- CN212467296U CN212467296U CN202020983035.2U CN202020983035U CN212467296U CN 212467296 U CN212467296 U CN 212467296U CN 202020983035 U CN202020983035 U CN 202020983035U CN 212467296 U CN212467296 U CN 212467296U
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- China
- Prior art keywords
- suction filtration
- suction
- cup
- buret
- bottle
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Links
- 238000000967 suction filtration Methods 0.000 title claims abstract description 97
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000011521 glass Substances 0.000 claims abstract description 6
- 239000007788 liquid Substances 0.000 claims description 72
- 239000000706 filtrate Substances 0.000 claims description 4
- 239000000428 dust Substances 0.000 claims description 3
- 239000005337 ground glass Substances 0.000 claims description 3
- 101100327917 Caenorhabditis elegans chup-1 gene Proteins 0.000 description 14
- 238000001914 filtration Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 2
- 238000003828 vacuum filtration Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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- Filtration Of Liquid (AREA)
Abstract
A novel suction filtration device comprises a vacuum suction filtration pump, a suction filtration bottle, a suction filtration head, a suction filtration cup and a water stop clamp, wherein the vacuum suction filtration pump is connected with an air outlet on the suction filtration head through a hose, the lower part of the suction filtration head is sleeved on the bottle mouth of the suction filtration bottle, and the suction filtration cup is buckled on the upper part of the suction filtration head and is fixed by the water stop clamp; a plurality of overflow holes are formed in one side of the suction cup and are vertically arranged at equal intervals, an overflow pipe is arranged on one overflow hole, the opening of the overflow pipe is downward, and plugs are arranged on the rest overflow holes; novel suction filtration device still includes the buret, still be provided with buret connecting hole on the wall of cup of suction cup, buret is close to the suction head, buret with buret connecting hole is connected, and the opening of buret makes progress, and is parallel with the suction cup, buret is for having the transparent glass pipe of scale.
Description
Technical Field
The utility model relates to a laboratory is with equipment technical field, especially relates to a novel suction filtration device.
Background
In tests such as biology and chemistry, it is often necessary to filter a solution to obtain pure liquid or solid remaining on a filter membrane, and the existing suction filtration device includes a vacuum suction filtration pump, a suction filtration bottle, a suction filtration head, a suction filtration cup, and a water stop clip. Fix on the filter membrane in the suction filtration head through the solid etc. in the suction filtration with the solution promptly, however current suction filtration device need frequently close the vacuum suction filtration pump when carrying out the suction filtration, dismantle the suction filtration head, pour the filtrating in the suction flask, the operation is more troublesome in the test procedure, and suction filtration device is the glass material usually, breaks at the dismantlement in-process easily, endangers experimenter's safety. To solve the technical problems, an air inlet hole and a liquid outlet hole are arranged on a suction bottle in the prior art.
However, the above-described conventional suction filtration apparatus has the following problems: in the test process, quantitative suction filtration and qualitative suction filtration are often involved, and particularly in water body microorganism detection, the liquid required for suction filtration in each test is generally more. When carrying out quantitative suction filtration, need survey the scale on the suction cup at every turn, not only troublesome still can produce great visual error when surveing because of the suction cup is great.
Disclosure of Invention
In view of the above, it is necessary to provide a novel suction filtration apparatus capable of improving the test accuracy and the suction filtration efficiency.
A novel suction filtration device comprises a vacuum suction filtration pump, a suction filtration bottle, a suction filtration head, a suction filtration cup and a water stop clamp, wherein the vacuum suction filtration pump is connected with an air outlet on the suction filtration head through a hose, the lower part of the suction filtration head is sleeved on the bottle mouth of the suction filtration bottle, and the suction filtration cup is buckled on the upper part of the suction filtration head and is fixed by the water stop clamp; the device comprises a suction cup, a plurality of overflow holes, a plurality of liquid level sensors and a plurality of liquid level sensors, wherein the plurality of overflow holes are arranged on one side of the suction cup at equal intervals in the vertical direction, an overflow pipe is arranged on one overflow hole, the opening of the overflow pipe is downward, and plugs are arranged on the rest overflow holes; novel suction filtration device still includes the buret, still be provided with buret connecting hole on the wall of cup of suction cup, buret is close to the suction head, buret with buret connecting hole is connected, and the opening of buret makes progress, and is parallel with the suction cup, buret is for having the transparent glass pipe of scale.
Preferably, the upper part of the suction filtration cup is provided with a dustproof cover.
Preferably, one side of the upper part of the filter flask is provided with an air inlet hole with an air valve, and the other side of the lower part of the filter flask, which is opposite to the air inlet hole of the filter flask, is provided with a liquid outlet hole with a liquid valve, so that filtrate in the filter flask is discharged by utilizing the air inlet hole and the liquid outlet hole of the filter flask.
Preferably, the lower part of the overflow pipe is also connected with a liquid storage bottle.
Preferably, the parts of the filter head, which are sleeved with the filter bottle, are all ground glass.
The utility model provides an among the novel suction filtration device, one side of suction filtration cup is provided with a plurality of overflow holes, and the vertical equidistance in overflow hole arranges, installs overflow pipe on one of them overflow hole, and overflow pipe's opening is downward, installs the stopper on the remaining overflow hole, still be provided with liquid measuring pipe connecting hole on novel suction filtration device's the cup wall, liquid measuring pipe is close to the suction filtration head, and liquid measuring pipe with liquid measuring pipe connecting hole is connected, and liquid measuring pipe's opening is upward, and is parallel with the suction filtration cup, like this in the ration experiment, when suction filtration liquid volume corresponds the volume for overflow hole, replaces the stopper on corresponding overflow hole for overflow pipe, directly pours liquid into the suction filtration cup, and unnecessary liquid discharges through overflow pipe, saves trouble and the error of district's reading; when the volume of the suction filtration liquid is not the conventional volume corresponding to the overflow hole, the liquid measuring pipe connecting hole is opened to be communicated with the liquid measuring pipe, liquid is poured into the suction filtration cup, the scale on the liquid measuring pipe is observed to determine the volume, and the liquid measuring pipe is thin, so that the visual error can be reduced, and the test is more accurate.
Drawings
Fig. 1 is the structure schematic diagram of the novel suction filtration device of the utility model.
Fig. 2 is a schematic structural view of the filter head of fig. 1.
FIG. 3 is a schematic diagram of the construction of the bowl of FIG. 1 with the spill tube installed.
Fig. 4 is a schematic diagram of the filter flask of fig. 1.
Fig. 5 is a schematic view of the installation of the liquid measuring tube on the suction cup in fig. 1.
In the figure: the vacuum filtration device comprises a filtration cup 1, a dust cover 101, an overflow hole 102, a plug 1021, an overflow pipe 1031, a liquid measuring pipe 1032, a water stop clamp 2, a filtration head 3, an air outlet hole 301, a filtration bottle 4, an air inlet hole 401, an air valve 4011, a liquid discharge hole 402, a liquid valve 4021, a vacuum filtration pump 5, a hose 501 and a liquid storage bottle 6.
Detailed Description
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Referring to fig. 1 to 5, the novel suction filtration device comprises a vacuum suction filtration pump 5, a suction filtration bottle 4, a suction filtration head 3, a suction filtration cup 1 and a water stop clip 2, the connection mode of each structure is that the vacuum suction filtration pump 5 is connected with an air outlet 301 on the suction filtration head 3 through a hose 501, the lower part of the suction filtration head 3 is sleeved on the mouth of the suction filtration bottle 4, the suction filtration cup 1 is buckled on the upper part of the suction filtration head 3 and is fixed by the water stop clip 2, and filter membranes with different specifications are selected to be placed between the suction filtration cup 1 and the suction filtration head 3 according to requirements in the actual suction filtration process; a plurality of overflow holes 102 are arranged at one side of the suction cup 1, the overflow holes 102 are vertically arranged at equal intervals, one of the overflow holes 102 is provided with an overflow pipe 1031, the opening of the overflow pipe 1031 faces downwards, and the overflow hole 102 provided with the overflow pipe 1031 is determined by the volume of the suction liquid; the rest overflow holes 102 are provided with plugs, and the upper part of the suction filtration cup 1 is provided with a dustproof cover 101. For example, in the quantitative suction filtration, the liquid is poured directly into the suction cup 1, and when the volume of the suction liquid is the volume corresponding to the overflow hole 102 provided with the overflow pipe 1031, the excess suction liquid is discharged from the overflow pipe 1031, thereby avoiding trouble and error in reading. Further, novel suction filtration device still includes volume liquid pipe 1032, still be provided with volume liquid pipe connecting hole on the wall of cup of suction cup 1, volume liquid pipe 1032 is close to suction head 3, volume liquid pipe 1032 with volume liquid pipe connecting hole is connected, the opening of volume liquid pipe 1032 makes progress, and is parallel with suction cup 1, volume liquid pipe 1032 is the transparent glass pipe who has the scale. When the volume of the suction filtration liquid is not the conventional volume corresponding to the overflow hole 102, the volume is determined by observing the scale on the liquid measuring tube 1032, and the visual error can be reduced because the liquid measuring tube 1032 is thinner, so that the test is more accurate. In other embodiments, the liquid valve is not required to be arranged in the liquid measuring tube connecting hole, the shape of the liquid measuring tube connecting hole is the same as that of the overflow hole 102, the liquid measuring tube connecting hole can be sealed by a plug, when the liquid measuring tube 1032 is required to carry out quantitative measurement, the plug is pulled off, one end of the liquid measuring tube with a guide is installed in the liquid measuring tube connecting hole, then the solution is introduced into the suction cup 1, and the volume of the solution in the suction cup 1 is observed through the liquid measuring tube.
An air inlet hole 401 with an air valve 4011 is arranged on one side of the upper part of the filter flask 4, and a liquid outlet hole 402 with a liquid valve 4021 is arranged on the other side of the lower part of the filter flask 4 opposite to the air inlet hole 401 of the filter flask 4, so that filtrate in the filter flask 4 is discharged by utilizing the air valve 4011 arranged on the filter flask 4, the air inlet hole 401 of the liquid valve 4021 and the liquid outlet hole 402. When the liquid in the suction bottle 4 is more, the air pressure is balanced by opening the air valve 4011 on the air inlet 401, and then the liquid valve 4021 on the liquid outlet 402 is opened to discharge the liquid, so that the trouble of frequently closing the vacuum suction filter pump 5, disassembling the suction filter head 3 and pouring out the filtrate in the suction bottle 4 is reduced, and the probability of breakage of the suction filter device in the disassembling process is also reduced.
Furthermore, a liquid storage bottle 6 can be arranged, so that overflowing liquid can be collected conveniently. In the qualitative suction filtration, if more liquid is needed to be subjected to suction filtration, the liquid is stored in the liquid storage bottle 6, one end of the overflow pipe 1031 is inserted into any overflow hole 102, the other end of the overflow pipe 1031 is inserted below the liquid level of the liquid storage bottle 6, the dust cover is tightly covered on the upper part of the suction filtration cup 1 to form a closed environment, the liquid is pumped into the suction filtration cup 1 through vacuum for filtration, and the trouble of pouring the liquid into the suction filtration cup 1 for many times is reduced.
Further, the plug 1021 is a glass plug or a rubber plug, and the hose 501 is a rubber tube to adapt to different liquid environments; the parts of the filter head 3 which are sleeved with the filter bottle 4 are all made of ground glass, so that the sealing performance is improved.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.
Claims (5)
1. A novel suction filtration device comprises a vacuum suction filtration pump, a suction filtration bottle, a suction filtration head, a suction filtration cup and a water stop clamp, wherein the vacuum suction filtration pump is connected with an air outlet on the suction filtration head through a hose, the lower part of the suction filtration head is sleeved on the bottle mouth of the suction filtration bottle, and the suction filtration cup is buckled on the upper part of the suction filtration head and is fixed by the water stop clamp; the device is characterized in that a plurality of overflow holes are formed in one side of the suction cup, the overflow holes are vertically arranged at equal intervals, an overflow pipe is arranged on one overflow hole, the opening of the overflow pipe is downward, and plugs are arranged on the rest overflow holes; novel suction filtration device still includes the buret, still be provided with buret connecting hole on the wall of cup of suction cup, buret is close to the suction head, buret with buret connecting hole is connected, and the opening of buret makes progress, and is parallel with the suction cup, buret is for having the transparent glass pipe of scale.
2. The suction filtration apparatus as claimed in claim 1, wherein: the upper part of the suction filtration cup is provided with a dust cover.
3. The suction filtration apparatus as claimed in claim 2, wherein: wherein, an air inlet hole with an air valve is arranged on one side of the upper part of the suction bottle, and a liquid discharge hole with a liquid valve is arranged on the other side of the lower part of the suction bottle opposite to the air inlet hole of the suction bottle, so that the filtrate in the suction bottle can be discharged by utilizing the air inlet hole and the liquid discharge hole of the suction bottle.
4. A novel suction filtration apparatus as claimed in claim 3, wherein: the lower part of the overflow pipe is also connected with a liquid storage bottle.
5. The suction filtration apparatus as claimed in claim 4, wherein: the parts of the filter head which are sleeved with the filter flask are all made of ground glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020983035.2U CN212467296U (en) | 2020-06-02 | 2020-06-02 | Novel suction filtration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020983035.2U CN212467296U (en) | 2020-06-02 | 2020-06-02 | Novel suction filtration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212467296U true CN212467296U (en) | 2021-02-05 |
Family
ID=74446604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020983035.2U Expired - Fee Related CN212467296U (en) | 2020-06-02 | 2020-06-02 | Novel suction filtration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212467296U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113206263A (en) * | 2021-05-19 | 2021-08-03 | 大连美牛新能源有限公司 | Device and method for preparing novel gas diffusion layer of fuel cell |
-
2020
- 2020-06-02 CN CN202020983035.2U patent/CN212467296U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113206263A (en) * | 2021-05-19 | 2021-08-03 | 大连美牛新能源有限公司 | Device and method for preparing novel gas diffusion layer of fuel cell |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210205 |