WO2018151316A1 - 微生物サンプリング装置 - Google Patents
微生物サンプリング装置 Download PDFInfo
- Publication number
- WO2018151316A1 WO2018151316A1 PCT/JP2018/006009 JP2018006009W WO2018151316A1 WO 2018151316 A1 WO2018151316 A1 WO 2018151316A1 JP 2018006009 W JP2018006009 W JP 2018006009W WO 2018151316 A1 WO2018151316 A1 WO 2018151316A1
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- WIPO (PCT)
- Prior art keywords
- filter
- water
- cup
- flow path
- sample water
- Prior art date
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- 238000005070 sampling Methods 0.000 title claims abstract description 119
- 244000005700 microbiome Species 0.000 title claims abstract description 114
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 216
- 238000007599 discharging Methods 0.000 claims description 23
- 238000001914 filtration Methods 0.000 claims description 11
- 230000000813 microbial effect Effects 0.000 claims description 5
- 238000012423 maintenance Methods 0.000 abstract 1
- 239000000523 sample Substances 0.000 description 111
- 230000002093 peripheral effect Effects 0.000 description 13
- 230000003014 reinforcing effect Effects 0.000 description 10
- 239000004744 fabric Substances 0.000 description 9
- 238000012856 packing Methods 0.000 description 9
- 239000012468 concentrated sample Substances 0.000 description 5
- 238000000605 extraction Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000003809 water extraction Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
Images
Classifications
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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
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/38—Feed or discharge devices
- B01D24/42—Feed or discharge devices for discharging filtrate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/38—Feed or discharge devices
- B01D24/44—Feed or discharge devices for discharging filter cake, e.g. chutes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/13—Supported filter elements
- B01D29/23—Supported filter elements arranged for outward flow filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
- B01D29/90—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for feeding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
- B01D29/90—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for feeding
- B01D29/908—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for feeding provoking a tangential stream
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
- B01D29/92—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging filtrate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
- B01D29/94—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging the filter cake, e.g. chutes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/30—Filter housing constructions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B13/00—Conduits for emptying or ballasting; Self-bailing equipment; Scuppers
-
- 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
- C12M27/00—Means for mixing, agitating or circulating fluids in the vessel
- C12M27/10—Rotating vessel
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/40—Concentrating samples
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/04—Supports for the filtering elements
- B01D2201/0415—Details of supporting structures
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/30—Filter housing constructions
- B01D2201/301—Details of removable closures, lids, caps, filter heads
- B01D2201/302—Details of removable closures, lids, caps, filter heads having inlet or outlet ports
- B01D2201/303—Details of removable closures, lids, caps, filter heads having inlet or outlet ports not arranged concentrically
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63J—AUXILIARIES ON VESSELS
- B63J4/00—Arrangements of installations for treating ballast water, waste water, sewage, sludge, or refuse, or for preventing environmental pollution not otherwise provided for
- B63J4/002—Arrangements of installations for treating ballast water, waste water, sewage, sludge, or refuse, or for preventing environmental pollution not otherwise provided for for treating ballast water
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/40—Concentrating samples
- G01N1/4077—Concentrating samples by other techniques involving separation of suspended solids
- G01N2001/4088—Concentrating samples by other techniques involving separation of suspended solids filtration
Definitions
- the present invention relates to a microorganism sampling apparatus for sampling microorganisms such as plankton existing in water such as ballast water while alive.
- FIG. 8 shows an aquatic organism sampling apparatus described in Patent Document 1.
- a filter cloth 303 formed in a substantially inverted conical shape is installed inside a water storage container 300, and is partitioned into an outer space 300A and an inner space 300B of the filter cloth 303.
- an overflow pipe 312 and a drain port 313 are provided in a space 300A outside the filter cloth 303, and a storage section 304 is connected to a lower end opening 303b of the filter cloth 303.
- the sampling device continuously supplies sample water to the inside of the filter cloth 303 of the water storage container 300, and drains the sample water from the overflow pipe 312 to the outside, thereby keeping the water storage amount in the water storage container 300 constant. Aquatic organisms are sampled while keeping
- Concentrated water in a state where organisms are concentrated is stored in the storage unit 304, and the concentrated water can be recovered through a water collection pipe 305 connected to the bottom of the storage unit 304.
- the sampling device described in Patent Document 1 supplies sample water to the water storage container 300 through the water sampling pipe 142, but the water sampling pipe 142 reaches from the upper side to the inside of the water storage container 300, Since the filter cloth 303 is integrally incorporated in the water storage container 300 so as to be disposed inside the upper end opening 303a of the filter cloth 303, there is a problem that the apparatus becomes large and complicated.
- the sampling pipe 142 and the like are piped inside the water storage container 300, the sampling device is difficult to perform operations such as cleaning the water storage container 300 and replacing the filter cloth 303, and there is a problem in maintainability. is there.
- an object of the present invention is to provide a microorganism sampling apparatus having a simple and compact configuration and excellent in maintainability.
- a microorganism sampling apparatus is a device that samples fine objects present in water, and has a water supply channel that can connect a water supply pipe that supplies sample water.
- a housing part that is detachably attached to the lid part, and a filter part that is accommodated in the housing part and filters the microorganisms from the sample water.
- the microorganism sampling apparatus of one aspect of the present invention includes a head unit having a water supply flow path that allows connection of a water supply pipe for supplying sample water; A housing part in which the head part is detachably attached to the upper part; A tubular body having a frame structure, a tubular filter disposed in the tubular body, a cup that communicates with the tubular filter and is attached to one end of the tubular body, and a flow path that communicates with the tubular filter.
- a cap that is attached to the other end of the housing, and a filter portion that is received in the housing portion and the bottom portion of the cup is supported by the bottom portion of the housing portion,
- the microorganism sampling apparatus includes: The head portion further has a drainage channel that enables connection of a drainage pipe for discharging sample water, By attaching the head part to the upper part of the housing part, the drainage flow path of the head part and the space outside the filter part are communicated, and the sample water that has passed through the cylindrical filter of the filter part is supplied to the head. It is preferable to be able to discharge from the drainage flow path of the part.
- the microorganism sampling apparatus includes: A discharge port for discharging concentrated water enriched with microorganisms having a size that does not pass through the cylindrical filter is provided at the bottom of the cup, and a concentrated water drainage unit for discharging the concentrated water from the discharge port of the cup is provided in the housing part. It is preferable to provide in the bottom part.
- the microorganism sampling apparatus includes: It is preferable to provide a sample water drainage section for draining sample water remaining in the housing section at the bottom of the housing.
- the microorganism sampling apparatus includes: It is preferable that a rectifying unit for swirling the sample water supplied into the cylindrical filter is provided in the flow path of the cap.
- the microorganism sampling apparatus includes: The lid portion is a base portion, The housing part is detachably attached to the upper part of the base part, The base part includes an opening for supplying the sample water supplied to the base part to the inside of the filter part, The filter portion has a cup attached in communication with the cylindrical filter and the cylindrical filter, The cup has an opening at the bottom of the cup, and the bottom of the cup is supported by the base; The sample water is supplied to the inside of the filter part from an opening provided in the base part through an opening provided in a bottom part of the cup.
- the microorganism sampling apparatus includes: The lid portion is a base portion; The housing part is detachably attached to the upper part of the base part, The base part includes a pipe that fountains the sample water supplied to the base part into the filter part, The filter portion has a cup attached in communication with the cylindrical filter and the cylindrical filter, The cup has a through-hole through which the pipe is inserted in a bottom portion of the cup, and the bottom portion of the cup is supported by the base portion.
- the microorganism sampling apparatus includes: The base part further has a drainage channel that enables connection of a drainage pipe for discharging the sample water that has passed through the filter part, By attaching the base part to the lower part of the housing part, the drainage flow path of the head part and the space outside the filter are communicated, and the sample water that has passed through the cylindrical filter of the filter part, It is preferable to be able to discharge from the drainage channel of the base portion.
- the microorganism sampling apparatus includes:
- the pipe is provided with an outlet for discharging the concentrated water enriched with microorganisms having a size that does not pass through the cylindrical filter from the cup, It is preferable that the base portion includes a concentrated water discharge portion that discharges the concentrated water flowing out from the outlet of the pipe.
- the microorganism sampling apparatus includes: It is preferable that the filter unit includes a cylinder body having a skeleton structure that is provided inside the cylindrical filter and supports the cylindrical filter.
- the microorganism sampling apparatus includes: It is preferable to provide a portable microorganism sampling device that includes a frame having a stand on the back surface and that fixes the microorganism sampling device according to any one of the above to the frame.
- the microorganism sampling apparatus includes a head portion having a water supply flow path, and allows a water supply pipe for supplying sample water to be connected to the water supply flow path, so there is no need to incorporate the water supply pipe integrally. Simple and compact configuration.
- the microorganism sampling apparatus of one aspect of the present invention is simple because the head portion is attached to the upper portion of the housing portion so that the water supply passage of the head portion and the passage of the cap of the filter portion can communicate with each other. And a compact configuration.
- the filter part can be taken out from the housing part by removing the head part from the upper part of the housing part. It is excellent in maintainability, such as easily exchanging a filter (for example, as a disposable cylindrical filter).
- the microorganism sampling apparatus includes a head portion that further includes a drainage channel, and if the drainage pipe for discharging sample water can be connected to the drainage channel, the drainage pipe needs to be incorporated integrally. And a simpler and more compact configuration.
- the head part is attached to the upper part of the housing part, the drainage flow path of the head part and the space outside the filter part are communicated with each other. Combined with the fact that it is not necessary to provide a simpler and more compact configuration.
- the head portion, the housing portion, and the filter portion are assembled to allow the sample water supplied from the water supply flow path of the head portion to enter the cylindrical filter of the filter portion. Since the sample water that can be supplied and passed through the cylindrical filter can be discharged from the drainage flow path of the head portion, the configuration is simple and compact.
- the microorganisms sampling device of one mode of the present invention can supply the sample water supplied from the water supply flow path of the head part into the cylindrical filter of the filter part, and the sample water that has passed through the cylindrical filter, Since it is the structure which can be discharged
- the microorganism sampling apparatus of one aspect of the present invention is provided with a discharge port at the bottom of the cup for discharging concentrated water in which microorganisms having a size that does not pass through the cylindrical filter are concentrated, and the concentrated water is discharged from the discharge port of the cup. If the concentrated water drainage part which discharges is provided at the bottom of the housing part, the concentrated water stored in the cup can be recovered with a simple and compact configuration.
- sample water drainage part which discharges the sample water which remains in the above-mentioned housing part is provided in the bottom part of the above-mentioned microorganism sampling device of one mode of the present invention, it will remain in the above-mentioned housing by simple and compact composition. Sample water can be drained.
- the microorganism sampling device if a rectifying unit that swirls the sample water supplied into the cylindrical filter is provided in the channel of the cap, the microorganism sampling device is supplied from the water supply channel of the head unit.
- the sample water to be supplied can be supplied as a swirling flow into the cylindrical filter of the filter unit, so that microorganisms do not adhere to the inner surface of the cylindrical filter with a simple and compact configuration, and the cylinder Even when microorganisms adhere to the inner surface of the filter, it can be peeled off.
- the microorganism sampling apparatus includes a base portion having a water supply flow path, and allows a water supply pipe for supplying sample water to be connected to the water supply flow path, so there is no need to incorporate the water supply pipe integrally. Simple and compact configuration.
- the microorganism sampling apparatus of one aspect of the present invention is simple and compact because the base portion is attached to the lower portion of the housing portion so that the water supply flow path of the head portion and the inside of the filter portion can be communicated with each other. It can be set as a simple structure.
- the microorganism sampling apparatus of one aspect of the present invention can remove the filter part from the housing part by removing the housing part from the upper part of the base part, so that the housing part is cleaned and the filter part is cylindrical. It is excellent in maintainability, such as easily exchanging a filter (for example, as a disposable cylindrical filter).
- the microorganism sampling apparatus includes a base portion that further includes a drainage channel, and if the drainage pipe for discharging sample water can be connected to the drainage channel, the drainage pipe needs to be incorporated integrally. And a simpler and more compact configuration.
- the overflow pipe Combined with the fact that it is not necessary to provide a simpler and more compact configuration.
- the sample water supplied from the water supply flow path of the base part is put into the cylindrical filter of the filter part. Since the sample water that can be supplied and has passed through the cylindrical filter can be discharged from the drainage flow path of the base portion, the configuration is simple and compact.
- the microorganisms sampling device of one mode of the present invention makes it possible to supply the sample water supplied from the water supply flow path of the base part into the cylindrical filter of the filter part, and the sample water that has passed through the cylindrical filter, Since it is the structure which can be discharged
- the microorganism sampling apparatus of one aspect of the present invention is a concentrated water that discharges the concentrated water from the cup by inserting a pipe that discharges concentrated water in which microorganisms having a size that does not pass through the cylindrical filter are concentrated. If a drainage part is provided in the base part, concentrated water stored in the cup can be recovered with a simple and compact configuration.
- the microorganism sampling apparatus of one embodiment of the present invention does not need to be provided with a sample water drainage section for discharging sample water remaining in the housing section, and can have a simple and compact configuration.
- the microorganism sampling apparatus of one embodiment of the present invention includes a frame having a stand on the back surface, and if the microorganism sampling apparatus according to any one of the above is a portable apparatus that is fixed to the frame, it is easy to carry. Combined with a simple and compact configuration, it can be brought into the sampling field and used.
- the microorganism sampling apparatus of one embodiment of the present invention can be easily brought into a ship by one worker if the portable apparatus is attached to a carrying frame. And when sampling ballast water, it can be used in a stable state by removing a portable microorganism sampling device from the carrying frame and installing it using the stand.
- FIG. 2 is an exploded view of the microorganism sampling device of FIG. 1.
- FIG. 5 is a front view of the apparatus of FIG. 4.
- FIG. 6 is a left side view of the apparatus of FIG. 5.
- FIG. 1 shows a front view of a microorganism sampling apparatus according to an embodiment of the present invention.
- FIG. 2 shows a longitudinal sectional view of the microorganism sampling apparatus of FIG.
- FIG. 3 shows an exploded view of the microorganism sampling device of FIG.
- the microorganism sampling apparatus 1 includes a head unit 2, a housing unit 3 to which the head unit 2 is detachably attached, and a filter unit 4 accommodated in the housing unit 3.
- the head portion 2 is a head body 21 for supplying and discharging sample water, a cylindrical portion 22 formed on the outer peripheral portion of the lower surface of the head body 21, and a lower surface of the head body 21 that is formed closer to the center than the cylindrical portion 22.
- An annular seal portion 23 is provided.
- the head body 21 has a water supply channel 24 for supplying sample water and a drain channel 25 for discharging sample water.
- the water supply channel 24 has an inlet 241 formed on the side surface of the head main body 21 and an outlet 242 formed in the center of the lower surface of the head main body 21, and a water supply (not shown) for supplying sampling water to the inlet 241. Piping can be connected.
- the drainage channel 25 is a lower surface of the head main body 21 between the cylindrical portion 22 and the annular seal portion 23, a side surface of the head main body 21, and the side of the water supply channel 24.
- An outlet 252 is formed at a position opposite to the inlet 241, and a drain pipe (not shown) for discharging sampling water can be connected to the outlet 252.
- a male screw portion 221 that is screwed into a female screw portion 311 formed on the upper inner peripheral surface of the housing body 31 described later is formed on the outer peripheral surface of the cylindrical portion 22 .
- air intake portions 26 and 27 for taking air into the water supply passage 24 and the drainage passage 25 are formed in the upper portion of the head body 21.
- the housing part 3 is open at the top, a housing main body 31 formed of a cylindrical container that accommodates the filter part 4 from the upper opening, and a cylindrical fitting concave part 32 that is erected at the center of the bottom of the housing main body 31.
- a drain pipe 33 is provided at the bottom of the housing body 31, and a drain cock 34 is provided in the drain pipe 33.
- a sample take-out pipe 35 communicating with the fitting recess 32 is provided in the center of the bottom of the housing body 31 .
- a sample take-out cock 36 is provided in the sample take-out pipe 35.
- a female thread portion 311 is formed on the upper inner peripheral surface of the housing body 31.
- a male screw part 221 formed on the outer peripheral surface of the cylindrical part 22 of the head part 2 is screwed into the female screw part 311, and the head part 2 is detachably attached to the upper part of the housing part 3.
- the filter portion 4 has a skeleton structure and has a mesh-shaped reinforcing cylinder 41, a resin-made cylindrical mesh filter 42 disposed in the reinforcing cylinder 41, and a cup communicating with a lower opening of the cylindrical mesh filter 42 43, a cap 44 having a flow path 441 communicating with the upper opening of the cylindrical mesh filter 42.
- a discharge port 431 is provided at the center of the bottom of the cup 43, and a cylindrical insertion protrusion 432 that communicates with the discharge port 431 is provided on the bottom surface of the bottom of the cup 43.
- a rectifying member 442 for rotating the sample water supplied into the cylindrical mesh filter 42 is disposed in the flow path 441 of the cap 44.
- An annular packing 443 is attached to the upper surface of the cap 44.
- the upper end of the cup 43 is inserted into the lower opening of the cylindrical mesh filter 42 whose lower end is exposed to the lower side of the reinforcing cylinder 41, and the upper part of the cup 43 is further locked O It is attached to the lower end of the reinforcing cylinder 41 by fitting into the lower inner surface of the reinforcing cylinder 41 via a ring 45.
- the cap 44 is formed on the lower surface of the cap 44 after the upper part of the cylindrical mesh filter 42 is bent at the upper end of the reinforcing cylinder 41 and locked to the outer peripheral surface of the reinforcing cylinder 41 with a locking O-ring 46.
- the annular recess 444 is fitted to the upper end of the reinforcing cylinder 41 so as to be fitted to the upper end of the reinforcing cylinder 41.
- the microorganism sampling apparatus 1 accommodates the filter unit 4 in the housing unit 3 and then screw-engages the head unit 2 with the upper part of the housing unit 3. Can be assembled.
- the insertion convex part 432 of the cup 43 is inserted into the fitting concave part 32 of the housing body 31 so that the bottom part of the filter part 4 is It is supported at the bottom of the housing part 3.
- a male screw portion 221 formed on the outer peripheral surface of the cylindrical portion 22 of the head portion 2 is formed on the upper inner peripheral surface of the housing body 31.
- the head portion 2 is detachably attached to the upper portion of the housing portion 3 by being screwed into the female screw portion 311.
- the annular seal part 23 of the head part 2 bites into the annular packing 443 mounted on the upper surface of the cap 44 of the filter part 4 as the both screw parts of the head part 2 and the housing part 3 are screwed together.
- the lower end of the outlet 242 of the water supply flow path 24 of the head portion 2 abuts on the upper end of the flow path 441 of the cap 44, and the water supply flow path 24 of the head portion 2 and the flow path 441 of the cap 44 are Communicate. Further, the drainage flow path 25 of the head part 2 and the space outside the filter part 4 in the housing part 3 communicate with each other.
- the filter part 4 accommodated in the housing part 3 is held so as not to move between the head part 2 and the housing part 3.
- sample water supplied from a water supply pipe (not shown) is supplied from a water supply flow path 24 formed in the head main body 21 of the head portion 2. It is supplied into the cylindrical mesh filter 42 via a flow path 441 formed in the cap 44 of the filter unit 4.
- the sample water that has passed through the cylindrical mesh filter 42 reaches the space outside the filter portion 4 in the housing portion 3 and is formed in the head main body 21 of the head portion 2. Discharged from. At this time, L-sized microorganisms that cannot pass through the cylindrical mesh filter 42 remain in the cylindrical mesh filter 42.
- a rectifying member 442 for turning the sample water supplied into the cylindrical mesh filter 42 is provided in the flow path 441 of the cap 44. Therefore, sample water supplied from the water supply flow path 24 of the head main body 21 can be supplied as a swirling flow into the cylindrical mesh filter 42, so that microorganisms adhere to the inner surface of the cylindrical mesh filter 42. In addition, even when microorganisms adhere to the inner surface of the cylindrical mesh filter 42, it can be peeled off.
- the drain cock 34 provided in the housing part 3 is opened, so that the sample water remaining inside the housing body 31 can be discharged from the drain pipe 33.
- the cylindrical mesh filter 42 stored in the cup 43 is opened by opening the sample extraction pipe 35 provided in the housing portion 3. Concentrated water enriched with microorganisms that do not pass through can be collected from the sample take-out pipe 35.
- the head main body 21 of the head unit 2 has a water supply channel 24 for supplying sample water and a drain channel 25 for discharging the sample water inside, Since the water supply pipe to be supplied can be connected to the water supply flow path 24 and the drainage pipe for discharging the sample water can be connected to the drainage flow path 25, the water supply pipe and the drainage pipe as in the sampling device described in Patent Document 1 can be used. Need not be integrated, and a simple and compact configuration can be achieved.
- the microorganism sampling apparatus 1 can supply the sample water supplied from the water supply flow path 24 of the head unit 2 into the cylindrical mesh filter 42 of the filter unit 4. Since the sample water that has passed through the filter 42 can be discharged from the drainage flow path 25 of the head portion 2, it is not necessary to provide an overflow pipe unlike the sampling device described in Patent Document 1, and a simple and compact configuration It can be.
- the microorganism sampling apparatus 1 can remove the filter unit 4 from the inside of the housing unit 3 by removing the head unit 2 from the upper part of the housing unit 3. It is excellent in maintainability, such as easy cleaning and replacement of the cylindrical mesh filter 42 (for example, as a disposable cylindrical filter).
- the microorganism sampling apparatus 1 can supply the sample water supplied from the water supply flow path 24 of the head unit 2 into the cylindrical mesh filter 42 of the filter unit 4. Since the sample water that has passed through the filter 42 can be discharged from the drainage channel of the head unit 2, a large amount of sample water can be treated continuously.
- FIG. 4 shows a perspective view when the microorganism sampling apparatus 1 of FIG. 1 is a portable apparatus.
- FIG. 5 shows a front view of the apparatus of FIG. 6 shows a left side view of the apparatus of FIG. 5 with the left side plate removed.
- the microorganism sampling apparatus 1 according to the embodiment of the present invention can be made a portable microorganism sampling apparatus 5 by fixing it to a frame 51 having a stand 52 on the back surface and a foot bracket 53 on the bottom surface.
- the frame 51 has a box shape with one side opened.
- the microorganism sampling apparatus 1 in the embodiment of the present invention is a portable apparatus 5, for example, a water supply pipe 54 for supplying sample water to the microorganism sampling apparatus 1, and a sample water A drainage pipe 55 that discharges from the microorganism sampling device 1 can be integrally attached to the frame 51.
- the drain pipe 55 may be provided with a flow meter 56 for measuring the flow rate of the sample water.
- joints 541 and 551 that can be connected to various pipes are provided at the respective ends of the water supply pipe 54 and the drain pipe 55, the pipe can be connected to a sample water supply pipe without selecting the type of pipe.
- a second sample extraction pipe 57 can be provided in the middle of the drain pipe 55.
- the second sample take-out pipe 57 can be provided with a second sample take-out cock 58. While supplying sample water to the portable microorganism sampling device 5, the second sample take-off cock 58 is opened to allow S-sized microorganisms to pass through the cylindrical mesh filter 42 of the filter unit 4. The contained sample water can be extracted from the second sample extraction pipe 57.
- the microorganism sampling device 1 is a portable device 5, it is easy to carry and combined with a simple and compact configuration, it can be brought into the sampling site and used. It becomes.
- the portable microorganism sampling device 5 if the portable microorganism sampling device 5 is attached to a carrying frame (not shown), it can be easily brought into a ship by one worker. When sampling the ballast water, the portable microorganism sampling device 5 can be used in a stable state by removing the portable microorganism sampling device 5 from the carrying frame and installing it using the stand 52 and the foot bracket 53.
- the resin cylindrical mesh filter 42 is used in the filter unit 4, but other cylindrical filters can also be used.
- FIG. 7 is a longitudinal sectional view of a microorganism sampling apparatus according to another embodiment of the present invention.
- the microorganism sampling apparatus 100 includes a base portion 101, a housing portion 102 that is detachably attached to an upper portion of the base portion 101, and a filter portion 103 that is accommodated in the housing portion 102.
- the base portion 101 includes a base main body 1010 for supplying and discharging sample water, a cylindrical portion 1011 formed on the outer peripheral portion of the upper surface of the base main body 1010, and an annular surface formed on the upper surface of the base main body 1010 and closer to the center than the cylindrical portion 1011.
- a seal portion 1012 is included.
- the filter unit 103 has a skeleton structure and includes a rectifying cylinder 1031 for adjusting water flow, a filtering mesh filter 1032 disposed outside the rectifying cylinder 1031, and a sample cup 1033 communicating with a lower opening of the filtering mesh filter 1032. .
- the rectifying cylinder 1031 has a cap 1031a at the top. In the center of the bottom of the sample cup 1033, an opening 1033a through which a pipe 1017 described later can be passed is provided. And since the sample cup 1033 has the effect
- the pipe 1071 need not be used, but it is preferable to use the pipe 1071 in order to reduce damage caused by the water flow to the microorganism as much as possible.
- the base body 1010 includes a water supply channel 1013 for supplying sample water and a drain channel 1014 for discharging sample water.
- the water supply channel 1013 is provided with an inlet 1013 a on the side surface of the base body 1010 and an outlet 1013 b at the center of the upper surface of the base body 1010.
- a water supply pipe (not shown) for supplying sampling water can be connected to the inflow port 1013a.
- a pipe 1017 is provided at the outlet 1013b.
- the pipe 1017 preferably has a height that does not reach the cap 1031a when the filter portion 103 is mounted on the base portion 101.
- One or more through holes 1017a are provided on a side surface of the pipe 1017 at a predetermined position.
- the through hole 1017 a is provided for collecting the concentrated sample water accumulated in the sample cup 1013 through the pipe 1017 and outside the microorganism sampling apparatus 100.
- a sample water discharge cock 1016 for draining sample water is provided at the lower part of the base body 1010.
- the drainage channel 1014 is an upper surface of the base body 1010 between the cylindrical portion 1011 and the annular seal portion 1012, and a position on the side surface of the base body 1010 opposite to the inlet 1013 a of the water supply pipe 1013.
- the outflow port 1014b is formed at the top.
- a pipe (not shown) for discharging sampling water can be connected to the outlet 1014b.
- the housing part 102 has a housing body 1021 that is open at the lower part and is formed of a cylindrical container that accommodates the filter part 103 from the opening. When the housing part 102 is attached to the base part 101, it is watertight using a rubber packing 1015a.
- a male screw portion (not shown) that is screwed with a female screw portion (not shown) formed on the lower inner peripheral surface of the housing main body 1021 of the housing portion 102 is formed.
- the filter part 103 is attached to the base part 101.
- the pipe 1017 is passed through the opening 1033a provided in the sample cup 1033 from the tip side of the pipe 1017, and the sample cup 1033 is positioned and fixed to the annular seal portion 1012.
- the filtration mesh filter 1032 is disposed outside the rectifying cylinder 1031, covers the side surfaces of the cap 1031 a and the rectifying cylinder 1031, and the lower part covers the outer periphery of the upper part of the sample cup 1033.
- the lower end portion of the filtration mesh filter 1032 and the upper portion of the sample cup 1033 are fastened and fixed by using a locking annular member 1037 from above the filtration mesh filter 1032.
- a rubber packing 1015b is disposed on the bottom surface of the sample cup 1033.
- the rubber packing 1015b prevents the concentrated sample water from flowing out from the gap between the outer peripheral surface of the pipe 1017 and the inner peripheral surface of the opening 1033a of the sample cup 1033.
- sample water supplied from a water supply pipe flows from a water supply flow path 1013 formed in the base body of the base portion 101, and the sample water is filtered by the filter portion 3. From the pipe 1017 that blows up in the form of a fountain, the water is jetted into the filter unit 103.
- the sample water ejected from the pipe 1017 is rectified by passing through a gap between the rectifying cylinder 1031 and the cap 1031a having a skeleton structure, and the sample water is supplied to the filtration mesh filter 1032 from the inside. Then, the sample water passes through the filtration mesh filter 1032, reaches the space inside the housing portion 102 and outside the filter portion 103, and is discharged from a drainage channel 1014 formed in the base portion 101. After supplying a predetermined amount of sample water, the sample water after being filtered in the housing does not stay and is discharged to the outside of the housing portion 3 through the drainage channel 1014.
- the L-size microorganisms that cannot pass through the filtration mesh filter 1032 remain inside the filtration mesh filter 1032.
- Concentrated sample water accumulates in the sample cup 1033.
- water is accumulated in the sample cup 1033 and the pipe 1017. From this state, when the sample water extraction cock 1016 is opened, the concentrated sample water can be recovered.
- the concentrated sample water can be collected by opening the sample water extraction cock 1016, and the operation is simplified.
- the filtered sample water does not stay in the housing part 102.
- the case of sampling microorganisms such as plankton existing in ballast water is taken as an example, but also when sampling microorganisms existing in other water such as river water and sewage, for example. Available.
- the head portion 2 and the base portion 101 are collectively referred to as a lid portion.
- the microorganism sampling apparatus of the present invention has a simple and compact configuration, excellent maintainability, and high practical value.
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Abstract
Description
特許文献1に記載されたサンプリング装置は、貯水容器300の内部に略逆円錐形状に形成される濾布303を設置し、前記濾布303の外側の空間300Aと内側の空間300Bに区画するとともに、前記濾布303の外側の空間300Aにオーバーフロー管312と排水口313を設け、前記濾布303の下端開口303bに貯留部304を連接する構成を備える。
前記ヘッド部が上部に着脱可能に取り付けられるハウジング部と、
骨組構造の筒体、前記筒体内に配設される筒状フィルタ、前記筒状フィルタに連通し前記筒体の一端に取り付けられるカップ、前記筒状フィルタに連通する流路を有し前記筒体の他端に取り付けられるキャップ、を有し、前記ハウジング部に収容されて前記カップの底部が前記ハウジング部の底部に支持されるフィルタ部と、を備え、
前記ヘッド部を前記ハウジング部の上部に取り付けることで、前記ヘッド部の給水流路と前記フィルタ部のキャップの流路を連通させて、前記ヘッド部の給水流路から供給されるサンプル水を、前記フィルタ部の筒状フィルタ内に供給可能とすることを特徴とする。
前記ヘッド部がサンプル水を排出する排水配管を接続可能とする排水流路をさらに有し、
前記ヘッド部を前記ハウジング部の上部に取り付けることで、前記ヘッド部の排水流路と前記フィルタ部の外部の空間を連通させて、前記フィルタ部の筒状フィルタを通過したサンプル水を、前記ヘッド部の排水流路から排出可能とすることが好ましい。
前記筒状フィルタを通過しない大きさの微生物が濃縮された濃縮水を排出する排出口を前記カップの底部に設け、前記カップの排出口から前記濃縮水を排出する濃縮水排水部を前記ハウジング部の底部に設けることが好ましい。
前記ハウジング部に残留するサンプル水を排出するサンプル水排水部を前記ハウジングの底部に設けることが好ましい。
前記筒状フィルタ内に供給されるサンプル水を旋回させる整流部を前記キャップの流路内に設けることが好ましい。
前記蓋部はベース部であって、
前記ハウジング部は前記ベース部の上部に着脱可能に取り付けられ、
前記ベース部は、前記ベース部に供給された前記サンプル水を前記フィルタ部の内部に給水する開口を備え、
前記フィルタ部は、筒状フィルタ、前記筒状フィルタに連通して取り付けられるカップを有し、
前記カップは、前記カップの底部に開口を有し、前記カップの底部が前記ベース部に支持され、
前記ベース部に設けられた開口から前記カップの底部に設けられた開口を介して、前記サンプル水が前記フィルタ部の内部に給水される、ことを特徴とする。
前記蓋部がベース部であり、
前記ハウジング部は前記ベース部の上部に着脱可能に取り付けられ、
前記ベース部は、前記ベース部に供給された前記サンプル水を前記フィルタ部の内部に噴水するパイプを備え、
前記フィルタ部は、筒状フィルタ、前記筒状フィルタに連通して取り付けられるカップを有し、
前記カップは、前記カップの底部に前記パイプを挿通する貫通穴を有し、前記カップの底部が前記ベース部に支持される、ことを特徴とする。
前記ベース部は、前記フィルタ部を通過したサンプル水を排出する排水配管を接続可能とする排水流路をさらに有し、
前記ベース部を前記ハウジング部の下部に取り付けることで、前記ヘッド部の前記排水流路と前記フィルタの外部の空間とを連通させて、前記フィルタ部の前記筒状フィルタを通過したサンプル水を、前記ベース部の前記排水流路から排出可能とすることが好ましい。
前記パイプが、前記筒状フィルタを通過しない大きさの微生物が濃縮された濃縮水を、前記カップから排出するために、前記パイプに流出口を備え、
前記ベース部は、前記パイプの前記流出口から流出した前記濃縮水を排出する濃縮水排出部を備えることが好ましい。
前記フィルタ部が、前記筒状フィルタの内側に設けられ、前記筒状フィルタを支持する骨格構造の筒体を備えことが好ましい。
背面にスタンドを有するフレームを備え、前記いずれかに記載の微生物サンプリング装置を前記フレームに固定する可搬式微生物サンプリング装置とすることが好ましい。
図1は本発明の実施の形態における微生物サンプリング装置の正面図を示す。図2は図1の微生物サンプリング装置の縦断面図を示す。図3は図2の微生物サンプリング装置の組立分解図を示す。
前記給水流路24は、前記ヘッド本体21の側面に流入口241、前記ヘッド本体21の下面中央に流出口242が形成されており、前記流入口241には、サンプリング水を供給する図示しない給水配管が接続可能とされる。
また、前記ヘッド本体21の上部には、前記給水流路24及び前記排水流路25にそれぞれ空気を取り入れる空気取り入れ部26,27が形成されている。
本発明の実施の形態における微生物サンプリング装置1は、背面にスタンド52、底面にフット金具53を有するフレーム51に固定することで可搬式微生物サンプリング装置5とすることができる。図4~図6に示す例では、前記フレーム51は一面が開口した箱型形状である。
前記可搬式微生物サンプリング装置5にサンプル水を供給する間に、前記第2サンプル取り出し用コック58を開くことで、前記フィルタ部4の筒状メッシュフィルタ42を通過するSサイズの大きさの微生物を含むサンプル水を前記第2サンプル取り出し用配管57から抽出することができる。
なお、本明細書ではヘッド部2とベース部101とを総称して蓋部という。
2 ヘッド部
21 ヘッド本体
22 円筒部
221 雄ねじ部
23 環状シール部
24 給水流路
241 流入口
242 流出口
25 排水流路
251 流入口
252 流出口
26 空気取り入れ部
27 空気取り入れ部
3 ハウジング部
31 ハウジング本体
311 雌ねじ部
32 嵌め合い凹部
33 ドレン用配管
34 ドレン用コック
35 サンプル取り出し用配管
36 サンプル取り出し用コック
4 フィルタ部
41 補強筒
42 筒状メッシュフィルタ
43 カップ
431 排出口
432 差し込み凸部
44 キャップ
441 流路
442 整流部材
443 環状パッキン
444 円環状凹部
45 係止用Oリング
46 係止用Oリング
5 可搬式微生物サンプリング装置
51 フレーム
52 スタンド
53 フット金具
54 給水配管
541 ジョイント
55 排水配管
551 ジョイント
56 流量計
57 第2サンプル取り出し用配管
58 第2サンプル取り出し用コック
100 微生物サンプリング装置
101 ベース部
1010 ベース本体
1011 円筒部
1012 環状シール部
1013 給水流路
1013a 流入口
1013b 流出口
1014 排水流路
1014a 流入口
1014b 流出口
1015a ゴムパッキン
1015b ゴムパッキン
1016 サンプル水取出しコック
1017 パイプ
1017a 貫通穴
102 ハウジング部
1021 ハウジング本体
103 フィルタ部
1031 整流筒
1031a キャップ
1032 濾過用メッシュフィルタ
1033 サンプルカップ
1033a 開口
1037 係止用環状部材
Claims (12)
- 水中に存在する微生物をサンプリングする微生物サンプリング装置において、
サンプル水を供給する給水配管を接続可能とする給水流路を有する蓋部と、
前記蓋部が、または、前記蓋部に、着脱可能に取り付けられるハウジング部と、
前記ハウジング部に収容され、前記サンプル水から前記微生物をろ過するフィルタ部と、
を備えた微生物サンプリング装置。 - 前記蓋部はヘッド部であって、
前記ヘッド部が上部に着脱可能に取り付けられる前記ハウジング部と、
骨組構造の筒体、前記筒体内に配設される筒状フィルタ、前記筒状フィルタに連通し前記筒体の一端に取り付けられるカップ、前記筒状フィルタに連通する流路を有し前記筒体の他端に取り付けられるキャップ、を有し、前記ハウジング部に収容されて前記カップの底部が前記ハウジング部の底部に支持される前記フィルタ部と、を備え、
前記ヘッド部を前記ハウジング部の上部に取り付けることで、前記ヘッド部の給水流路と前記キャップの流路を連通させて、前記ヘッド部の給水流路から供給されるサンプル水を、前記フィルタ部の筒状フィルタ内に供給可能とすることを特徴とする請求項1に記載の微生物サンプリング装置。 - 前記ヘッド部は、サンプル水を排出する排水配管を接続可能とする排水流路をさらに有し、
前記ヘッド部を前記ハウジング部の上部に取り付けることで、前記ヘッド部の排水流路と前記フィルタ部の外部の空間を連通させて、前記フィルタ部の筒状フィルタを通過したサンプル水を、前記ヘッド部の排水流路から排出可能とする請求項2記載の微生物サンプリング装置。 - 前記筒状フィルタを通過しない大きさの微生物が濃縮された濃縮水を排出する排出口を前記カップの底部に設け、前記カップの排出口から前記濃縮水を排出する濃縮水排水部を前記ハウジング部の底部に設ける請求項2又は3記載の微生物サンプリング装置。
- 前記ハウジング部に残留するサンプル水を排出するサンプル水排水部を前記ハウジングの底部に設ける請求項2乃至4のいずれかに記載の微生物サンプリング装置。
- 前記筒状フィルタ内に供給されるサンプル水を旋回させる整流部を前記キャップの流路内に設ける請求項2乃至5のいずれかに記載の微生物サンプリング装置。
- 前記蓋部はベース部であって、
前記ハウジング部は前記ベース部の上部に着脱可能に取り付けられ、
前記ベース部は、前記ベース部に供給された前記サンプル水を前記フィルタ部の内部に給水する開口を備え、
前記フィルタ部は、筒状フィルタ、前記筒状フィルタに連通して取り付けられるカップを有し、
前記カップは、前記カップの底部に開口を有し、前記カップの底部が前記ベース部に支持され、
前記ベース部に設けられた開口から前記カップの底部に設けられた開口を介して、前記サンプル水が前記フィルタ部の内部に給水される、
請求項1に記載の微生物サンプリング装置。 - 前記蓋部はベース部であって、
前記ハウジング部は前記ベース部の上部に着脱可能に取り付けられ、
前記ベース部は、前記ベース部に供給された前記サンプル水を前記フィルタ部の内部に給水するパイプを備え、
前記フィルタ部は、筒状フィルタ、前記筒状フィルタに連通して取り付けられるカップを有し、
前記カップは、前記カップの底部に前記パイプを挿通する貫通穴を有し、前記カップの底部が前記ベース部に支持される、
請求項1に記載の微生物サンプリング装置。 - 前記ベース部は、前記フィルタ部を通過したサンプル水を排出する排水配管を接続可能とする排水流路をさらに有し、
前記ベース部を前記ハウジング部の下部に取り付けることで、前記ヘッド部の前記排水流路と前記フィルタの外部の空間とを連通させて、前記フィルタ部の前記筒状フィルタを通過したサンプル水を、前記ベース部の前記排水流路から排出可能とする請求項8に記載の微生物サンプリング装置。 - 前記パイプは、前記筒状フィルタを通過しない大きさの微生物が濃縮された濃縮水を、前記カップから排出するために、前記パイプに流出口を備え、
前記ベース部は、前記パイプの前記流出口から流出した前記濃縮水を排出する濃縮水排出部を備えた、請求項8または9に記載の微生物サンプリング装置。 - 前記フィルタ部は、前記筒状フィルタの内側に設けられ、前記筒状フィルタを支持する骨格構造の筒体を備えた、請求項8乃至10のいずれか一つに記載の微生物サンプリング装置。
- 背面にスタンドを有するフレームを備え、前記請求項1乃至11のいずれかに記載の微生物サンプリング装置を前記フレームに固定する可搬式微生物サンプリング装置。
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US16/486,946 US11512274B2 (en) | 2017-02-20 | 2018-02-20 | Microorganism sampling device |
CN201880012887.2A CN110325836B (zh) | 2017-02-20 | 2018-02-20 | 微生物取样装置 |
KR1020197027088A KR102545343B1 (ko) | 2017-02-20 | 2018-02-20 | 미생물 샘플링 장치 |
EP18753664.4A EP3584558A4 (en) | 2017-02-20 | 2018-02-20 | MICRO-ORGANISMS SAMPLING DEVICE |
AU2018222383A AU2018222383A1 (en) | 2017-02-20 | 2018-02-20 | Microorganism sampling device |
JP2018568666A JP7082728B2 (ja) | 2017-02-20 | 2018-02-20 | 微生物サンプリング装置 |
SG11201907615XA SG11201907615XA (en) | 2017-02-20 | 2018-02-20 | Microorganism sampling device |
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US (1) | US11512274B2 (ja) |
EP (1) | EP3584558A4 (ja) |
JP (1) | JP7082728B2 (ja) |
KR (1) | KR102545343B1 (ja) |
CN (1) | CN110325836B (ja) |
AU (1) | AU2018222383A1 (ja) |
SG (1) | SG11201907615XA (ja) |
TW (1) | TW201835541A (ja) |
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WO2020230475A1 (ja) * | 2019-05-15 | 2020-11-19 | スリーエム工業株式会社 | インライン型ストレーナ |
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CN111850093B (zh) * | 2020-08-10 | 2023-06-20 | 周赞虎 | 一种便于清理的微生物检测仪 |
CN112263861A (zh) * | 2020-10-09 | 2021-01-26 | 嘉兴晶铸生物科技有限公司 | 样品杯、细胞预处理方法及样本制片装置 |
RU207905U1 (ru) * | 2021-08-17 | 2021-11-23 | Общество с ограниченной ответственностью "ИНГК-ПРОМТЕХ" | Защитное устройство для центробежного компрессора газоперекачивающего агрегата |
USD1025289S1 (en) * | 2022-11-18 | 2024-04-30 | Fujian Aidi Electric Co., Ltd. | Raw water strainer |
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AU2018222383A1 (en) | 2019-09-19 |
EP3584558A4 (en) | 2020-12-30 |
SG11201907615XA (en) | 2019-09-27 |
KR102545343B1 (ko) | 2023-06-20 |
TW201835541A (zh) | 2018-10-01 |
US20200231920A1 (en) | 2020-07-23 |
JP7082728B2 (ja) | 2022-06-09 |
CN110325836A (zh) | 2019-10-11 |
US11512274B2 (en) | 2022-11-29 |
JPWO2018151316A1 (ja) | 2019-12-12 |
EP3584558A1 (en) | 2019-12-25 |
CN110325836B (zh) | 2022-10-04 |
KR20190119622A (ko) | 2019-10-22 |
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