CN214972123U - Suction filtration device for microbial testing - Google Patents
Suction filtration device for microbial testing Download PDFInfo
- Publication number
- CN214972123U CN214972123U CN202121651926.9U CN202121651926U CN214972123U CN 214972123 U CN214972123 U CN 214972123U CN 202121651926 U CN202121651926 U CN 202121651926U CN 214972123 U CN214972123 U CN 214972123U
- Authority
- CN
- China
- Prior art keywords
- suction filtration
- cup
- bottle
- water pump
- filtration device
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- 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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- 238000000967 suction filtration Methods 0.000 title claims abstract description 41
- 230000000813 microbial effect Effects 0.000 title claims abstract description 9
- 238000012360 testing method Methods 0.000 title description 3
- 239000007788 liquid Substances 0.000 claims abstract description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000007689 inspection Methods 0.000 claims abstract description 14
- 239000012528 membrane Substances 0.000 claims abstract description 12
- 238000007599 discharging Methods 0.000 claims abstract description 9
- 230000002906 microbiologic effect Effects 0.000 claims abstract description 8
- 244000005700 microbiome Species 0.000 claims abstract description 8
- 241001411320 Eriogonum inflatum Species 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 4
- 101100327917 Caenorhabditis elegans chup-1 gene Proteins 0.000 description 9
- 238000000605 extraction Methods 0.000 description 8
- 239000000706 filtrate Substances 0.000 description 6
- 239000000047 product Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 240000004808 Saccharomyces cerevisiae Species 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The utility model discloses a suction filtration device for microbiological examination relates to microbiological examination device field, to in certain inspection project at the microorganism, need carry out the suction filtration operation to the sample, carry out the problem of inspection to sample after the suction filtration and filtrating, the following scheme is put forward now, and it includes flourishing liquid cup, the horn pipe is installed to the bottom of flourishing liquid cup, the horn pipe inserts the inside of buchner flask, buchner flask's bottom is provided with the discharging pipe, just the one end that buchner flask was kept away from to the discharging pipe is fixed with the long tube, one side of long tube is connected with the water pump, the one end that the long tube was kept away from to the water pump is connected with the L venturi tube, just the one end that the water pump was kept away from to the L venturi tube stretches into the inside of buchner flask. The utility model discloses a protection suction filtration membrane that suction filtration pad can be better is not damaged, and during the filtrating after the suction filtration can be concentrated through screwed valve and water pump and collect the collecting bottle, the convenience carries out microbial detection, easy operation to filtrating.
Description
Technical Field
The utility model relates to a microbial detection device field especially relates to a suction filtration device for microbial detection.
Background
The environment in which microorganisms exist is wide. Such as: food, cosmetics, feed and the like, and pollution of certain microorganisms to products not only affects the quality of the products, but also endangers the health and safety of consumers, so the microorganisms in the products need to be inspected, and the types and indexes of the microorganisms to be inspected are different according to different products, namely different inspection items, and the items which are often inspected are as follows: the method comprises the steps of mould and yeast counting inspection, pathogenic bacteria inspection, total bacterial count inspection and the like, wherein in some inspection projects of microorganisms, suction filtration operation needs to be carried out on samples, and the samples and filtrate after suction filtration are inspected.
SUMMERY OF THE UTILITY MODEL
The utility model provides a suction filtration device for microbiological examination to in solving some inspection items of microorganism that provide in the above-mentioned background art, need carry out the suction filtration operation to the sample, carry out the problem of inspection to sample and filtrating after the suction filtration.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a suction filtration device for microbiological examination, includes flourishing liquid cup, the horn pipe is installed to the bottom of flourishing liquid cup, the horn pipe inserts the inside of buchner flask, the bottom of buchner flask is provided with the discharging pipe, just the one end that buchner flask was kept away from to the discharging pipe is fixed with the long tube, one side of long tube is connected with the water pump, the one end that the long tube was kept away from to the water pump is connected with the L venturi tube, just the one end that the water pump was kept away from to the L venturi tube stretches into the inside of collecting liquid bottle.
Preferably, the bottom inside the liquid containing cup is provided with a suction filter pad, the lower end inside the liquid containing cup is provided with a suction filter membrane, and the suction filter membrane is arranged right above the suction filter pad.
Preferably, the outer wall cover of horn pipe is equipped with the rubber sleeve, the bottleneck department at the buchner flask is installed to the rubber sleeve, just one side of buchner flask is provided with the extraction opening, the outer wall parcel of extraction opening has the hose.
Preferably, a threaded hole is formed in one side of the discharge pipe, and a threaded valve is rotatably mounted inside the threaded hole.
Preferably, the L-shaped pipe penetrates through the bottle stopper and extends into the liquid collecting bottle, and the bottle stopper is installed at the bottle mouth of the liquid collecting bottle.
Preferably, the diameter of the cup opening of the liquid containing cup is larger than that of the cup bottom of the liquid containing cup, the cup cover is installed at the top of the liquid containing cup, and the surface, close to the liquid containing cup, of the two sides of the cup cover is matched with the shape of the cup opening of the liquid containing cup.
Preferably, an air purifier is installed on one side of the upper surface of the cup cover, a feed inlet is formed in the other side of the upper surface of the cup cover, and a piston is installed inside the feed inlet in a sliding mode.
The utility model has the advantages that:
the air purifier arranged on the upper surface of the cup cover can prevent a sample from being polluted, the suction filtration can be better carried out in the liquid containing cup, the suction filtration pad can prevent the suction filtration membrane from being crushed, the filtrate can flow into the long tube by controlling the threaded valve and then enters the liquid collecting bottle under the action of the water pump, the filtrate is convenient to inspect, and the operation is simple.
Drawings
Fig. 1 is a schematic view of the subjective structure of the present invention.
Fig. 2 is the explosion diagram of the suction filtration structure of the utility model.
Fig. 3 is an enlarged schematic structural diagram of a in fig. 1 according to the present invention.
Fig. 4 is an enlarged schematic structural diagram of the position B in fig. 1 according to the present invention.
Reference numbers in the figures: 1. a liquid containing cup; 2. a flare tube; 3. pumping a filter membrane; 4. a suction filtration pad; 5. a rubber sleeve; 6. a suction flask; 7. an air extraction opening; 8. a hose; 9. a discharge pipe; 10. a threaded hole; 11. a threaded valve; 12. a long tube; 13. a water pump; 14. an L-shaped tube; 15. a liquid collecting bottle; 16. a bottle stopper; 17. a cup cover; 18. an air purifier; 19. a feed inlet; 20. a piston.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, this embodiment provides a suction filtration device for microbiological examination, including flourishing liquid cup 1, flourishing liquid cup 1's bottom installation horn pipe 2, horn pipe 2 inserts the inside of buchner flask 6, the bottom of buchner flask 6 is provided with discharging pipe 9, just the one end that buchner flask 6 was kept away from to discharging pipe 9 is fixed with long tube 12, one side of long tube 12 is connected with water pump 13, the one end that long tube 12 was kept away from to water pump 13 is connected with L-shaped pipe 14, just the one end that water pump 13 was kept away from to L-shaped pipe 14 stretches into the inside of collecting flask 15. The liquid collecting bottle 15 can collect the filtrate, so that the filtrate is convenient to carry out microbial detection.
In this embodiment, flourishing liquid cup 1 inside bottom is provided with suction filter pad 4, flourishing liquid cup 1 inside lower extreme is provided with suction filter membrane 3, just suction filter membrane 3 is directly over suction filter pad 4, the outer wall cover of horn pipe 2 is equipped with rubber sleeve 5, rubber sleeve 5 is installed in the bottleneck department of buchner flask 6, just one side of buchner flask 6 is provided with extraction opening 7, the outer wall parcel of extraction opening 7 has hose 8. Can connect air exhaust equipment through hose 8, hose 8 parcel is lived exhaust opening 7, can improve the suction filtration effect, and suction filtration pad 4 can prevent that the sample from crushing with suction filtration membrane 3.
Further, a threaded hole 10 is formed in one side of the discharge pipe 9, a threaded valve 11 is rotatably mounted inside the threaded hole 10, the L-shaped pipe 14 penetrates through the bottle stopper 16 and extends into the liquid collecting bottle 15, and the bottle stopper 16 is mounted at the bottle mouth of the liquid collecting bottle 15. The liquid collecting bottle 15 is in a sealed state, so that the pollution to filtrate is reduced, and the influence on inspection is avoided.
In addition, the rim of a cup diameter of flourishing liquid cup 1 is greater than its bottom of a cup diameter, bowl cover 17 is installed at the top of flourishing liquid cup 1, the one side that the both sides of bowl cover 17 are close to flourishing liquid cup 1 agrees with flourishing liquid cup 1's rim of a cup shape, bowl cover 17's upper surface one side installation has air purifier 18, just bowl cover 17's upper surface opposite side is provided with feed inlet 19, the inside slidable mounting of feed inlet 19 has piston 20. The piston 20 has a sealing effect on the feed port 19, is convenient to take and add a test sample, and is convenient to operate.
The working principle is as follows: the utility model discloses when using, at first open piston 20, drop into the inspection sample from feed inlet 19, purify the inspection sample through air purifier 18, the inspection sample enters into the suction filtration membrane 3 among flourishing liquid cup 1 on the surface, be connected hose 8's one end and air extraction equipment, its other end parcel lives extraction opening 7, start air extraction equipment, produce filtrating, filtrating flows through suction filtration pad 4 from suction filtration membrane 3 in proper order, in horn tube 2 to suction flask 6, treat that the suction filtration is accomplished the back, unscrew ooff valve 11, filtrating flows through discharging pipe 9 to long tube 12, start water pump 13, filtrating flows into L venturi tube 14 from long tube 12, collect in liquid collecting bottle 15 at last.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a suction filtration device for microbiological examination, is including flourishing liquid cup (1), its characterized in that, bottom installation horn tube (2) of flourishing liquid cup (1), the inside of buchner tube (2) inserted buchner flask (6), the bottom of buchner flask (6) is provided with discharging pipe (9), just the one end of buchner flask (6) is kept away from in discharging pipe (9) is fixed with long tube (12), one side of long tube (12) is connected with water pump (13), the one end of long tube (12) is kept away from in water pump (13) is connected with L venturi tube (14), just the one end that water pump (13) were kept away from in L venturi tube (14) stretches into the inside of collecting liquid bottle (15).
2. The suction filtration device for microbiological examination as claimed in claim 1, wherein a suction filtration pad (4) is disposed at the bottom inside the liquid containing cup (1), a suction filtration membrane (3) is disposed at the lower end inside the liquid containing cup (1), and the suction filtration membrane (3) is disposed right above the suction filtration pad (4).
3. The suction filtration device for the microbial examination is characterized in that a rubber sleeve (5) is sleeved on the outer wall of the horn tube (2), the rubber sleeve (5) is installed at the bottle mouth of the suction filtration bottle (6), an air suction opening (7) is formed in one side of the suction filtration bottle (6), and a hose (8) wraps the outer wall of the air suction opening (7).
4. The suction filtration device for microorganism inspection according to claim 1, wherein a threaded hole (10) is formed in one side of the discharge pipe (9), and a threaded valve (11) is rotatably mounted inside the threaded hole (10).
5. The suction filtration device for microbiological examination as claimed in claim 1, wherein said L-shaped pipe (14) penetrates through the bottle stopper (16) and extends into the interior of the liquid collecting bottle (15), and said bottle stopper (16) is installed at the mouth of the liquid collecting bottle (15).
6. The suction filtration device for the microbial examination is characterized in that the diameter of the cup opening of the liquid containing cup (1) is larger than the diameter of the cup bottom of the liquid containing cup, the top of the liquid containing cup (1) is provided with a cup cover (17), and one surface of the two sides of the cup cover (17) close to the liquid containing cup (1) is matched with the shape of the cup opening of the liquid containing cup (1).
7. The suction filtration device for the microbial examination as claimed in claim 6, wherein an air purifier (18) is installed on one side of the upper surface of the cup cover (17), a feed port (19) is formed in the other side of the upper surface of the cup cover (17), and a piston (20) is installed inside the feed port (19) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121651926.9U CN214972123U (en) | 2021-07-20 | 2021-07-20 | Suction filtration device for microbial testing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121651926.9U CN214972123U (en) | 2021-07-20 | 2021-07-20 | Suction filtration device for microbial testing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214972123U true CN214972123U (en) | 2021-12-03 |
Family
ID=79123976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121651926.9U Expired - Fee Related CN214972123U (en) | 2021-07-20 | 2021-07-20 | Suction filtration device for microbial testing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214972123U (en) |
-
2021
- 2021-07-20 CN CN202121651926.9U patent/CN214972123U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211203 |