CN113789252A - Microbial filtration device, full-automatic little biological collection detection device - Google Patents

Microbial filtration device, full-automatic little biological collection detection device Download PDF

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Publication number
CN113789252A
CN113789252A CN202111015225.0A CN202111015225A CN113789252A CN 113789252 A CN113789252 A CN 113789252A CN 202111015225 A CN202111015225 A CN 202111015225A CN 113789252 A CN113789252 A CN 113789252A
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liquid
base
conduit
cup
microorganism
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CN202111015225.0A
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Chinese (zh)
Inventor
李应顺
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Guangzhou Shunyuan Medical Equipment Co ltd
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Guangzhou Shunyuan Medical Equipment Co ltd
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Priority to CN202111015225.0A priority Critical patent/CN113789252A/en
Publication of CN113789252A publication Critical patent/CN113789252A/en
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    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M23/00—Constructional details, e.g. recesses, hinges
    • C12M23/38—Caps; Covers; Plugs; Pouring means
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M23/00—Constructional details, e.g. recesses, hinges
    • C12M23/48—Holding appliances; Racks; Supports
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M23/00—Constructional details, e.g. recesses, hinges
    • C12M23/54—Constructional details, e.g. recesses, hinges hand portable
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M29/00—Means for introduction, extraction or recirculation of materials, e.g. pumps
    • C12M29/04—Filters; Permeable or porous membranes or plates, e.g. dialysis
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M33/00—Means for introduction, transport, positioning, extraction, harvesting, peeling or sampling of biological material in or from the apparatus
    • C12M33/04—Means for introduction, transport, positioning, extraction, harvesting, peeling or sampling of biological material in or from the apparatus by injection or suction, e.g. using pipettes, syringes, needles
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M33/00—Means for introduction, transport, positioning, extraction, harvesting, peeling or sampling of biological material in or from the apparatus
    • C12M33/14—Means for introduction, transport, positioning, extraction, harvesting, peeling or sampling of biological material in or from the apparatus with filters, sieves or membranes
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M37/00—Means for sterilizing, maintaining sterile conditions or avoiding chemical or biological contamination
    • C12M37/04—Seals
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
    • C12M41/48—Automatic or computerized control
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M47/00—Means for after-treatment of the produced biomass or of the fermentation or metabolic products, e.g. storage of biomass
    • C12M47/02—Separating microorganisms from the culture medium; Concentration of biomass

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Zoology (AREA)
  • Biotechnology (AREA)
  • Biomedical Technology (AREA)
  • Sustainable Development (AREA)
  • Microbiology (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Clinical Laboratory Science (AREA)
  • Molecular Biology (AREA)
  • Analytical Chemistry (AREA)
  • Computer Hardware Design (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)

Abstract

The invention relates to a microorganism filtering device and a full-automatic microorganism collecting and detecting device. Microorganism filter equipment includes the base and demountable installation is in filter bowl on the base be provided with the liquid outlet on the base be provided with the inlet on the filter bowl the inlet with be provided with along liquid flow direction between the liquid outlet and set gradually filtration membrane, gasket still be provided with on the filter bowl with the communicating appearance interface of staying of filter bowl inner chamber, stay the appearance interface with the filter bowl is linked together the part and is located the inlet with between the filtration membrane. The full-automatic microorganism collecting and detecting device comprises: the microbial filtration device; a liquid taking cup is arranged at one end of the conduit assembly, and the other end of the conduit assembly is connected with the liquid inlet of the microorganism filtering device; a peristaltic pump to power the transport liquid of the conduit assembly.

Description

Microbial filtration device, full-automatic little biological collection detection device
Technical Field
The invention relates to the technical field of medical instruments, in particular to a microorganism filtering device and a full-automatic microorganism collecting and detecting device with the same.
Background
At present, two methods are adopted for collecting and detecting microorganisms in liquid (such as water and endoscope pipeline flushing liquid); 1. the method is purely manually operated, is manually collected in a sterile test tube or a sterile cup, is poured into a filter membrane cup for suction filtration, and is counted during culture. 2. The semi-automatic operation is divided into two devices to complete the two steps, and the method has pollution risk and is complex to operate and cannot be operated in all places. How to improve the microorganism filtration collection device, make it adapt to automatic collection sampling device, the operation of being convenient for effectively reduces the pollution risk, guarantees that the accuracy of sample becomes the technical problem who puzzles technical staff in the field.
Disclosure of Invention
In view of the above, an object of the present invention is to provide a microbial filtration device and a fully automatic microbial collection and detection device having the same, which have the advantage of effectively reducing the risk of contamination.
The invention provides a microorganism filtering device which comprises a base and a filter bowl detachably mounted on the base, wherein a liquid outlet is formed in the base, a liquid inlet is formed in the filter bowl, a filtering membrane and a gasket are sequentially arranged between the liquid inlet and the liquid outlet along the flowing direction of liquid, a sample reserving interface communicated with an inner cavity of the filter bowl is further arranged on the filter bowl, and the part, communicated with the filter bowl, of the sample reserving interface is located between the liquid inlet and the filtering membrane.
Further, the top of base is provided with the recess, the liquid outlet sets up the bottom of recess from last down placed in proper order in the recess filtration membrane gasket.
Furthermore, a support part protrudes outwards from the bottom surface of the groove, the support part is radially distributed around the liquid outlet, and the gasket is placed on the support part.
Furthermore, the filter bowl is connected with the base through a rotary buckle structure, the rotary buckle structure comprises a sliding groove and a protrusion, a notch is arranged on one side of the sliding groove, and the protrusion enters the sliding groove from the notch and moves to the closed end of the sliding groove along the sliding groove.
Further, the microorganism filtering device further comprises a liquid discharge pipe and a liquid discharge pump, wherein the liquid discharge pipe is connected with the liquid outlet, and the liquid discharge pump provides power for liquid discharge of the liquid discharge pipe.
Further, the microorganism filter equipment still includes the cup of staying a kind, stays a kind cup sealed lid, stay a kind cup with stay a kind cup sealed lid and can dismantle the connection, wait for stay a kind cup with stay a kind cup sealed lid and dismantle the back, it can be in to stay a kind cup the mountable stays on the appearance interface.
Furthermore, the microorganism filtering device also comprises a sample reserving port sealing cover which is covered on the sample reserving interface, and a sample reserving port sealing ring is arranged between the sample reserving port sealing cover and the sample reserving interface; the microorganism filtering device also comprises a base sealing cover, and the base sealing cover is detachably arranged at the liquid outlet; the top of the filter cup is provided with the liquid inlet and the air inlet, and the air inlet is provided with an air filter membrane.
The invention also provides a full-automatic microorganism collecting and detecting device, which comprises:
the microbial filtration apparatus described above;
a liquid taking cup is arranged at one end of the conduit assembly, and the other end of the conduit assembly is connected with the liquid inlet of the microorganism filtering device;
a peristaltic pump to power the transport liquid of the conduit assembly.
Further, the conduit assembly comprises a first conduit and a second conduit, wherein the liquid taking cup is arranged at one end of the first conduit, the other end of the first conduit is detachably connected with one end of the second conduit, and the other end of the second conduit is connected with the liquid inlet.
The first pipe clamp further comprises a first buckle, the first pipe is arranged on the first buckle in an overlapping mode, and the first buckle is used for clamping the first pipe; the other end of the first conduit extends out of the peristaltic pump and then is arranged on the first buckle in an erected mode; the controller is electrically connected with the first buckle and controls the first buckle to clamp the first conduit; the device comprises a base, a microorganism filtering device, a catheter component and a peristaltic pump, wherein the microorganism filtering device, the catheter component and the peristaltic pump are arranged on the base; the base is also provided with a display screen and a key, and the controller is electrically connected with the display screen and the key respectively; a second buckle is arranged on the second conduit and can slide on the second conduit, and the second buckle is used for clamping the second conduit; a handle is also rotatably arranged on the base.
For a better understanding and practice, the invention is described in detail below with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic structural view of a fully automatic microorganism collection and detection device according to an embodiment;
FIG. 2 is a cross-sectional view of the fully automatic microorganism collection and detection apparatus according to the embodiment;
FIG. 3 is an exploded view of a microbial filtration apparatus according to an embodiment;
FIG. 4 is a schematic structural view of a microbial filter according to an embodiment;
reference numerals:
1. a base; 11. placing a rack; 12. a first buckle; 13. a display screen; 14. pressing a key; 15. a handle; 2. a catheter assembly; 21. a liquid taking cup; 22. a first conduit; 23. a second conduit; 3. a peristaltic pump; 4. a microbial filtration device; 41. a base; 411. a liquid outlet; 412. a protrusion; 413. a groove; 414. a support member; 42. a filter bowl; 421. a liquid inlet; 422. a chute; 423. a notch; 424. a sample reserving interface; 425. a sample reserving opening sealing cover; 426. a sample port sealing ring is reserved; 427. an air inlet; 428. an air filtration membrane; 43. a liquid discharge pipe; 44. a liquid discharge pump; 45. a filtration membrane; 46. a gasket; 47. a sample cup; 48. a sample retaining cup sealing cover; 49. the base seals the lid.
Detailed Description
A full-automatic microorganism collection and detection device is disclosed, and referring to fig. 1 to 4, the device comprises a base 1, and a catheter component 2, a peristaltic pump 3 and a microorganism filtering device 4 which are arranged on the base 1. Wherein, one end of the conduit component 2 is provided with a liquid taking cup 21, and the other end of the conduit component 2 is connected with a liquid inlet 421 of the microorganism filtering device 4. Peristaltic pump 3 powers the transport liquid of conduit assembly 2. The microorganism filtering device 4 comprises a base 41, a filter cup 42, a liquid discharge pipe 43 and a liquid discharge pump 44, wherein the filter cup 42 is detachably mounted on the base 41, the base 41 is provided with a liquid outlet 411, the filter cup 42 is provided with a liquid inlet 421, a filtering film 45 and a gasket 46 are sequentially arranged between the liquid inlet 421 and the liquid outlet 411 along the flowing direction of liquid, the liquid discharge pipe 43 is connected with the liquid outlet 411, and the liquid discharge pump 44 provides power for the liquid discharge pipe 43.
The working process is as follows: first, liquid enters catheter assembly 2 from a liquid cup 21; then, under the action of the peristaltic pump 3, the liquid enters the microbiological filtration device 4 from the conduit assembly 2; then, the liquid is filtered by the filter membrane 45 by the drain pump 44 and then flows out from the drain pipe 43, and the residue (microorganisms) in the liquid is retained by the filter membrane 45.
Referring to fig. 1 to 4, a rack 11 is mounted on the top of the base 1 through bolts, and the liquid taking cup 21 is hung on the rack 11. A first catch 12 is also provided on the top of the base 1, the first catch 12 being for gripping a first conduit 22 of the conduit assembly 2. A display 13 and keys 14 are provided on the side of the base 1. A handle 15 is further rotatably arranged on the side face of the base 1, so that a user can conveniently take and place the full-automatic microorganism collecting and detecting device. A controller (not shown) is arranged in the base 1, the controller is respectively electrically connected with the peristaltic pump 3, the liquid discharge pump 44 of the microbial filtration device 4, the first buckle 12, the display screen 13 and the key 14, the controller controls the peristaltic pump 3, the liquid discharge pump 44 of the microbial filtration device 4 and the first buckle 12 to work according to an input signal of the key 14, and the controller controls the display screen 13 to display contents.
Referring to fig. 1 to 4, the catheter assembly 2 includes a first catheter 22 and a second catheter 23, the above-mentioned liquid taking cup 21 is disposed at one end of the first catheter 22, and the other end of the first catheter 22 extends from the peristaltic pump 3 and then is overlapped on the first buckle 12. One end of the second conduit 23 is detachably connected with the other end of the first conduit 22 through a joint, and the other end of the second conduit 23 is connected with the liquid inlet 421 of the filter cup 42. And, a second catch (not shown) is mounted on the second conduit 23, the second catch being slidable on the second conduit 23, the second catch being adapted to grip the second conduit 23. By this design, the first conduit 22 can be recycled, improving utilization and reducing pollution. For example, after the microorganism is collected by the microorganism filtering apparatus 4, the second conduit 23 can be directly separated from the first conduit 22, the first clamp 12 is used to clamp the first conduit 22, the second clamp is used to clamp the second conduit 23, a new container having the filter cup 42, the base 41, the filter membrane 45, the gasket 46 and the second conduit 23 is directly replaced, and finally the new second conduit 23 is connected to the first conduit 22, and the original liquid is connected to the new container for microorganism collection.
Referring to fig. 1 to 4, the lower end of the filter bowl 42 is connected to the upper end of the base 41 by a rotary fastening structure, the rotary fastening structure includes a sliding slot 422 and a protrusion 412, a notch 423 is disposed on one side of the sliding slot 422, and the protrusion 412 enters the sliding slot 422 from the notch 423 and moves along the sliding slot 422 to the closed end of the sliding slot 422. In this embodiment, the slide groove 422 is provided on the peripheral side surface of the lower end of the filter bowl 42, the notch 423 extends upward from the lower end surface of the filter bowl 42 to the slide groove 422, and the protrusion 412 is provided on the peripheral side surface of the upper end of the base 41.
Referring to fig. 1 to 4, a groove 413 is formed on the top surface of the base 41, the liquid outlet 411 is formed at the bottom of the groove 413, and the filter membrane 45 and the gasket 46 are sequentially placed in the groove 413 from top to bottom. A support member 414 protrudes upwardly from the bottom surface of the groove 413, the support member 414 being radially distributed around the liquid outlet 411, and the gasket 46 being placed on the support member 414.
Referring to fig. 1-4, in addition to detecting microorganisms in a liquid, a health care provider may also need to detect the liquid. Currently, medical personnel extract the liquid in the microbial filtration device 4 by means of a syringe. The microorganism collecting device of the embodiment can realize double sampling. Specifically, the filter bowl 42 is further provided with a sample reserving interface 424 communicated with the inner cavity of the filter bowl 42, and the position where the sample reserving interface 424 is communicated with the filter bowl 42 is positioned between the liquid inlet 421 and the filter membrane 45; the microorganism filtering device 4 further comprises a sample retaining cup 47 and a sealing cover of the sample retaining cup 47, the sample retaining cup 47 is detachably connected with the sealing cover of the sample retaining cup 47, and after the sample retaining cup 47 is detached from the sealing cover of the sample retaining cup 47, the sample retaining cup 47 can be installed on the sample retaining interface 424.
Referring to fig. 1 to 4, in order to reduce pollution, before the microbial filtration device 4 is used, the microbial filtration device 4 further includes a sample reserving port sealing cover 425, the sample reserving port sealing cover 425 is covered on the sample reserving port 424, and a sample reserving port sealing ring 426 is arranged between the sample reserving port sealing cover 425 and the sample reserving port 424; the microorganism filtering device 4 further comprises a sealing cover of the base 41, and the sealing cover of the base 41 is detachably installed at the liquid outlet 411.
Referring to fig. 1 to 4, an air inlet 427 is further provided at the top of the bowl 42, and an air filter membrane 428 is installed at the air inlet 427.
In specific operation, liquid enters the first conduit 22 through the liquid taking cup 21, the peristaltic pump 3 presses the liquid in the first conduit 22 into the filter cup 42 through the second conduit 23, then the liquid is pumped by the liquid discharge pump 44, finally, part of the liquid is left in the sample retaining cup 47, liquid residues are left on the filter membrane 45, and the filter cup 42 (containing the filter membrane 45) and the sample retaining cup 47 are transferred to a culture dish for culture counting.
Compared with the prior art, the full-automatic microorganism collection and detection device has the following technical effects:
1. the liquid taking time and the filtering time can be set;
2. is suitable for different endoscope sampling;
3. the first buckle 12 can be automatically controlled, and can effectively close the pipeline to prevent air pollution;
4. the degree of automation is high, the operation of being convenient for, and the sample is standard and standardized, whole airtight pollution risk free.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims (10)

1. A microbial filtration apparatus (4), characterized by: microorganism filter equipment (4) include base (41) and demountable installation filter bowl (42) on base (41) be provided with liquid outlet (411) on base (41) be provided with inlet (421) on filter bowl (42) inlet (421) with be provided with between liquid outlet (411) along liquid flow direction and set gradually filtration membrane (45), gasket (46) still be provided with on filter bowl (42) with the communicating sample interface (424) that keeps in filter bowl (42) inner chamber, keep sample interface (424) with filter bowl (42) are linked together the position and are located inlet (421) with between filtration membrane (45).
2. The microbial filtration device (4) of claim 1, wherein: the top of base (41) is provided with recess (413), liquid outlet (411) set up the bottom of recess (413), from last down placed in proper order in recess (413) filtration membrane (45), gasket (46).
3. The microbial filtration device (4) of claim 2, wherein: a support member (414) is protruded outwardly from the bottom surface of the groove (413), the support member (414) is radially distributed around the liquid outlet (411), and the gasket (46) is placed on the support member (414).
4. The microbial filtration device (4) of claim 1, wherein: the filter cup (42) and the base (41) are connected through a rotary buckle structure, the rotary buckle structure comprises a sliding groove (422) and a protrusion (412), a notch (423) is arranged on one side of the sliding groove (422), and the protrusion (412) enters the sliding groove (422) from the notch (423) and moves to the closed end of the sliding groove (422) along the sliding groove (422).
5. The microbial filtration device (4) of claim 1, wherein: the microorganism filtering device (4) further comprises a liquid discharge pipe (43) and a liquid discharge pump (44), wherein the liquid discharge pipe (43) is connected with the liquid outlet (411), and the liquid discharge pump (44) provides power for liquid discharge of the liquid discharge pipe (43).
6. The microbial filtration device (4) of claim 1, wherein: microorganism filter equipment (4) still include and reserve a kind cup (47), reserve a kind cup (47) sealed lid, reserve a kind cup (47) with the sealed lid of reserving a kind cup (47) can be dismantled and connect, wait for reserve a kind cup (47) with the sealed back of dismantling of reserving a kind cup (47), reserve a kind cup (47) mountable is in reserve a kind interface (424).
7. The microbial filtration device (4) of claim 1, wherein:
the microorganism filtering device (4) further comprises a sample reserving port sealing cover (425), the sample reserving port sealing cover (425) is covered on the sample reserving interface (424), and a sample reserving port sealing ring (426) is arranged between the sample reserving port sealing cover (425) and the sample reserving interface (424);
the microorganism filtering device (4) further comprises a base (41) sealing cover, and the base (41) sealing cover is detachably arranged at the liquid outlet (411);
the top of the filter cup (42) is provided with the liquid inlet (421) and the air inlet (427), and an air filter membrane (428) is arranged at the air inlet (427).
8. A full-automatic microorganism collection and detection device, comprising:
-a microbial filtration device (4) according to any one of claims 1 to 7;
a catheter component (2), wherein one end of the catheter component (2) is provided with a liquid taking cup (21), and the other end of the catheter component (2) is connected with the liquid inlet (421) of the microorganism filtering device (4);
a peristaltic pump (3), the peristaltic pump (3) powering the transport liquid of the conduit assembly (2).
9. The fully automatic microorganism collection and detection device according to claim 8, wherein: the catheter assembly (2) comprises a first catheter (22) and a second catheter (23), wherein the liquid taking cup (21) is arranged at one end of the first catheter (22), the other end of the first catheter (22) is detachably connected with one end of the second catheter (23), and the other end of the second catheter (23) is connected with the liquid inlet (421).
10. The fully automatic microorganism collection and detection device according to claim 9, wherein:
further comprising a first catch (12), on which first conduit (22) is snapped, said first catch (12) being intended to grip said first conduit (22);
the other end of the first conduit (22) extends out of the peristaltic pump (3) and then is arranged on the first buckle (12) in a bridging mode;
the controller is electrically connected with the first buckle (12), and controls the first buckle (12) to clamp the first conduit (22);
the device is characterized by further comprising a base (1), wherein the microbial filtering device (4), the catheter component (2) and the peristaltic pump (3) are mounted on the base (1), a placing frame (11) is arranged on the base (1), and the liquid taking cup (21) is hung on the placing frame (11);
the base (41) is also provided with a display screen (13) and a key (14), and the controller is respectively electrically connected with the display screen (13) and the key (14);
-mounting a second catch on the second conduit (23), said second catch being slidable on the second conduit (23), said second catch being adapted to grip the second conduit (23);
a handle (15) is also rotatably arranged on the base (41).
CN202111015225.0A 2021-08-31 2021-08-31 Microbial filtration device, full-automatic little biological collection detection device Pending CN113789252A (en)

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US20100012589A1 (en) * 2008-07-16 2010-01-21 Sebastien Ribault Unit and method for preparing a sample for the microbiological analysis of a liquid
CN208030944U (en) * 2017-05-25 2018-11-02 九阳股份有限公司 A kind of liquid heater
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Application publication date: 20211214