CN209778854U - filter type bacteria collecting device for microorganism detection filter membrane - Google Patents
filter type bacteria collecting device for microorganism detection filter membrane Download PDFInfo
- Publication number
- CN209778854U CN209778854U CN201920534836.8U CN201920534836U CN209778854U CN 209778854 U CN209778854 U CN 209778854U CN 201920534836 U CN201920534836 U CN 201920534836U CN 209778854 U CN209778854 U CN 209778854U
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- CN
- China
- Prior art keywords
- filter membrane
- annular
- annular flange
- filter
- cup
- 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
Links
- 239000012528 membrane Substances 0.000 title claims abstract description 55
- 238000001514 detection method Methods 0.000 title claims abstract description 29
- 244000005700 microbiome Species 0.000 title claims abstract description 29
- 241000894006 Bacteria Species 0.000 title claims abstract description 28
- 239000007788 liquid Substances 0.000 claims abstract description 36
- 238000001914 filtration Methods 0.000 claims abstract description 16
- 241000233866 Fungi Species 0.000 claims abstract description 9
- 238000005374 membrane filtration Methods 0.000 claims description 20
- 238000007789 sealing Methods 0.000 claims description 16
- 239000003814 drug Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 7
- 229940079593 drug Drugs 0.000 description 6
- 230000002906 microbiologic effect Effects 0.000 description 3
- 238000011085 pressure filtration Methods 0.000 description 3
- 229920001817 Agar Polymers 0.000 description 2
- 239000008272 agar Substances 0.000 description 2
- 230000000844 anti-bacterial effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 208000030453 Drug-Related Side Effects and Adverse reaction Diseases 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Apparatus Associated With Microorganisms And Enzymes (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses a filtering type bacteria collecting device of a microorganism detection filter membrane, which comprises a filter bowl, a filter membrane, an annular filter membrane seat, a liquid collecting cup and a spring clamp, wherein the lower end of the filter bowl is provided with a first annular flange, and a first inner chamfer matched with the annular filter membrane seat is arranged on the first annular flange; a second annular flange is arranged at the upper end of the liquid collection cup, and a second inner chamfer matched with the annular filter membrane seat is arranged on the second annular flange; the spring clip is used for clamping and fixing the first annular flange and the second annular flange. The utility model discloses microorganism detection filter membrane filters formula fungus collector, its annular filter membrane seat adopts the round platform face to cooperate with filter bowl and liquid collecting cup, and utilize the spring clamping to connect annular filter membrane seat, filter bowl and liquid collecting cup fixedly, make the equipment and the dismantlement between the three convenient and fast, and convenient to clean; meanwhile, a closed space is formed in the filter bowl, so that microorganisms in the air can be prevented from entering the filter bowl to cause pollution.
Description
Technical Field
the utility model relates to a microbiological detection technical field, in particular to filter membrane filtration formula collection fungus device.
Background
microbial contamination is one of the main causes of adverse drug events, prevents contaminated drugs from flowing into the market, and has great significance for guaranteeing the life safety of patients. The membrane filtration technology is an important technology for attaching and collecting microorganisms in the field of drug microorganism inspection. For the drugs with antibacterial activity, a membrane filtration method is needed to fully eliminate the antibacterial activity of the drugs so as to facilitate the recovery, reproduction and detection of microorganisms in dormant or damaged states in the drugs.
Adopt filterable album fungus ware of filter membrane among the prior art, its filtration membrane setting adopts threaded connection between filter membrane seat and the filter bowl bottom on the filter membrane seat, and the filter membrane seat is collected through screw thread and filtrating again and is fought and be connected, and the easy dismounting nature of collection fungus ware is poor, and adopts the clean difficulty of threaded connection screw portion. And the existing bacteria collector filter bowl is of an open structure, and is easily polluted by bacteria in the air in the process of filtering and collecting bacteria.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a microbiological detection filter membrane filtration formula bacteria collector to solve current filter membrane filtration bacteria collector easy dismounting nature poor, the filter process in easily by the controller in the bacterial contamination scheduling technical problem.
The utility model discloses microorganism detection filter membrane filters formula fungus collector, including filter bowl, filtration membrane and annular filter membrane seat, the upper end and the lower extreme of annular filter membrane seat are round platform shape, the upper end inboard of annular filter membrane seat is provided with annular groove, filtration membrane sets up in annular groove;
A first annular flange is arranged at the lower end of the filter cup, and a first inner chamfer matched with the upper end circular table surface of the annular filter membrane seat is arranged at the lower port of the first annular flange;
the microorganism detection filter membrane filtration type bacteria collection device also comprises a liquid collection cup and a base for supporting the liquid collection cup, wherein a second annular flange is arranged at the upper end of the liquid collection cup, and a second inner chamfer matched with a circular table surface at the lower end of the annular filter membrane seat is arranged at the upper port part of the second annular flange; the bottom of the liquid collecting cup is also provided with a liquid outlet;
the microorganism detection filter membrane filtration type bacteria collecting device further comprises a spring clamp used for clamping and fixing the first annular flange and the second annular flange.
Further, a sealing cover is arranged at the upper end of the filter cup, and a liquid inlet is formed in the sealing cover;
The microorganism detection filter membrane filtration type bacteria collecting device further comprises a drainage assembly, wherein the drainage assembly comprises a drainage tube, a puncture needle arranged at one end of the drainage tube and a sealing joint arranged at the other end of the drainage tube and used for being sleeved on the liquid inlet.
Further, a handle is arranged on the side face of the spring clamp.
Further, an air inlet is also formed in the sealing cover.
the utility model has the advantages that:
1. The utility model discloses microorganism detection filter membrane filters formula fungus collector, adopt the round platform face cooperation between its annular filter membrane seat and filter bowl and the catch bowl to utilize the spring clamping to connect annular filter membrane seat, filter bowl and catch bowl fixedly, make the equipment and the dismantlement between the three convenient and fast, be convenient for shift filter membrane to the agar plate fast after filtering; and the matching surface of the circular truncated cone is smooth, so that the cleaning is convenient.
2. The utility model discloses microorganism detects filter membrane filtration formula collection fungus device, its filter bowl oral area is provided with sealed lid to set up the drainage subassembly and sealed the enterprising liquid mouth of covering and be connected, like this carrying out the negative pressure filtration process, form airtight space in the filter bowl, the microorganism that can avoid in the air gets into the filter bowl and causes the pollution.
Drawings
FIG. 1 is a schematic structural diagram of a filtration type bacteria collecting device for a microbe detection filter membrane in an embodiment;
FIG. 2 is a schematic structural view of a filter bowl;
FIG. 3 is a schematic structural view of the liquid collecting cup.
Detailed Description
The invention is further described with reference to the following figures and examples.
As shown in the figure, this embodiment microbiological detection filter membrane filtration formula album fungus device, including filter bowl 1, filtration membrane 2 and annular filter membrane seat 3, the upper end and the lower extreme of annular filter membrane seat are the round platform shape, the upper end inboard of annular filter membrane seat is provided with the annular groove, filtration membrane sets up in the annular groove. In specific implementation, the edge of the filtering membrane is in interference fit with the annular groove, and the filtering membrane cannot be separated from the annular groove under the condition of no external force.
the lower extreme of filter bowl is provided with first annular flange 4, the lower port department of first annular flange is provided with the first interior chamfer 5 with the upper end mesa complex of annular filter membrane seat.
The microorganism detection filter membrane filtration type bacteria collection device also comprises a liquid collection cup 6 and a base 7 for supporting the liquid collection cup, wherein a second annular flange 8 is arranged at the upper end of the liquid collection cup, and a second inner chamfer 9 matched with a lower end circular table surface of the annular filter membrane seat is arranged at the upper port part of the second annular flange; the bottom of the liquid collecting cup is also provided with a liquid outlet 10. In this embodiment, the liquid collecting cup adopts the rectangular inserted bar 11 connected to the bottom thereof to be inserted on the base 7, and the assembly is convenient.
the microorganism detection filter membrane filtration type bacteria collecting device further comprises a spring clamp 12 for clamping and fixing the first annular flange and the second annular flange.
in the process of carrying out microorganism detection on the medicine, firstly, the liquid collecting cup is assembled on the base, then, the annular filter membrane seat is assembled on the liquid collecting cup, then, the filter cup is assembled on the annular filter membrane seat, and finally, the filter cup, the annular filter membrane seat and the liquid collecting cup are clamped and fixed by the spring clamp on the first annular flange and the second annular flange. After the microorganism detection filter membrane filtration type bacteria collecting device is assembled, high-temperature sterilization treatment is carried out on the microorganism detection filter membrane filtration type bacteria collecting device, the test drugs can be transferred into the filter cup after the sterilization treatment, and the liquid outlet is connected with the vacuum pump through the gas conveying pipe and the waste liquid collecting bottle, so that the filtration and the bacteria collection can be carried out.
In the microorganism detection filter membrane filtration type bacteria collection device in the embodiment, the annular filter membrane seat is matched with the filter cup and the liquid collection cup by adopting the circular table top, and the annular filter membrane seat, the filter cup and the liquid collection cup are fixedly connected by utilizing the spring clamp, so that the assembly and disassembly of the annular filter membrane seat, the filter cup and the liquid collection cup are convenient and quick, and the filter membrane can be conveniently and quickly transferred to an agar flat plate after filtration; and the matching surface of the circular truncated cone is smooth, so that the cleaning is convenient.
As a modification to the above embodiment, the upper end of the filter bowl is provided with a sealing cover 13, and the sealing cover is provided with a liquid inlet 14; in this embodiment, the sealing cover and the filter bowl are integrally formed, but in different embodiments, the sealing cover and the filter bowl may be separate structures, and the sealing cover and the filter bowl are connected through the interface structure. The microorganism detection filter membrane filtration type bacteria collecting device further comprises a drainage assembly, wherein the drainage assembly comprises a drainage tube 15, a puncture needle 16 arranged at one end of the drainage tube, and a sealing joint 17 arranged at the other end of the drainage tube and used for being sleeved on the liquid inlet. The medicine bag or the medicine filled with the tested medicine can be conveniently connected with the filter bowl through the drainage tube assembly, the sealing property inside the filter bowl can be ensured, and the microorganism in the air in the filtering and bacterium collecting process can be prevented from entering the filter bowl to cause pollution.
Of course, in different embodiments, the filter bowl may also adopt an open structure, in which case, the filtration and bacteria collection process needs to be performed in a sterile environment to ensure the accuracy of the microorganism detection result.
As a modification of the above embodiment, the spring clip is provided with handles 18 on its sides, which make it more convenient to operate the spring clip.
as an improvement to the above embodiment, the sealing cover is further provided with an air inlet 19, and the air inlet is arranged so that the microorganism detection filter membrane type bacteria collecting device can not only adopt negative pressure filtration, but also adopt positive pressure filtration.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (4)
1. The utility model provides a microorganism detects filter membrane filtration formula album fungus device, includes filter bowl, filtration membrane and annular filter membrane seat, its characterized in that: the upper end and the lower end of the annular filter membrane seat are in a circular truncated cone shape, an annular groove is formed in the inner side of the upper end of the annular filter membrane seat, and the filter membrane is arranged in the annular groove;
A first annular flange is arranged at the lower end of the filter cup, and a first inner chamfer matched with the upper end circular table surface of the annular filter membrane seat is arranged at the lower port of the first annular flange;
The microorganism detection filter membrane filtration type bacteria collection device also comprises a liquid collection cup and a base for supporting the liquid collection cup, wherein a second annular flange is arranged at the upper end of the liquid collection cup, and a second inner chamfer matched with a circular table surface at the lower end of the annular filter membrane seat is arranged at the upper port part of the second annular flange; the bottom of the liquid collecting cup is also provided with a liquid outlet;
The microorganism detection filter membrane filtration type bacteria collecting device further comprises a spring clamp used for clamping and fixing the first annular flange and the second annular flange.
2. The filtration-type bacteria collecting device for a microbe detection filter membrane according to claim 1, wherein: the upper end of the filter cup is provided with a sealing cover, and a liquid inlet is formed in the sealing cover;
The microorganism detection filter membrane filtration type bacteria collecting device further comprises a drainage assembly, wherein the drainage assembly comprises a drainage tube, a puncture needle arranged at one end of the drainage tube and a sealing joint arranged at the other end of the drainage tube and used for being sleeved on the liquid inlet.
3. The filtration-type bacteria collecting device for a microbe detection filter membrane according to claim 1, wherein: and a handle is arranged on the side surface of the spring clamp.
4. The filtration-type bacteria collecting device for a microbe detection filter membrane according to claim 2, wherein: the sealing cover is also provided with an air inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920534836.8U CN209778854U (en) | 2019-04-18 | 2019-04-18 | filter type bacteria collecting device for microorganism detection filter membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920534836.8U CN209778854U (en) | 2019-04-18 | 2019-04-18 | filter type bacteria collecting device for microorganism detection filter membrane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209778854U true CN209778854U (en) | 2019-12-13 |
Family
ID=68803257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920534836.8U Expired - Fee Related CN209778854U (en) | 2019-04-18 | 2019-04-18 | filter type bacteria collecting device for microorganism detection filter membrane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209778854U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111154630A (en) * | 2020-03-10 | 2020-05-15 | 广西贵港华堂天诺微生物科技有限公司 | Microbial filter is used in laboratory |
| CN118006442A (en) * | 2024-04-07 | 2024-05-10 | 成都大学 | Fine filtering device for microorganism culture |
-
2019
- 2019-04-18 CN CN201920534836.8U patent/CN209778854U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111154630A (en) * | 2020-03-10 | 2020-05-15 | 广西贵港华堂天诺微生物科技有限公司 | Microbial filter is used in laboratory |
| CN118006442A (en) * | 2024-04-07 | 2024-05-10 | 成都大学 | Fine filtering device for microorganism culture |
| CN118006442B (en) * | 2024-04-07 | 2024-06-04 | 成都大学 | A fine filtration device for microbial cultivation |
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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: 20191213 |