CN111254070A - Rapid air microorganism sampling instrument and acquisition method - Google Patents
Rapid air microorganism sampling instrument and acquisition method Download PDFInfo
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- CN111254070A CN111254070A CN202010225327.4A CN202010225327A CN111254070A CN 111254070 A CN111254070 A CN 111254070A CN 202010225327 A CN202010225327 A CN 202010225327A CN 111254070 A CN111254070 A CN 111254070A
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- fan
- collection
- upper cover
- air
- control panel
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- 244000005700 microbiome Species 0.000 title claims abstract description 36
- 238000005070 sampling Methods 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 11
- 239000012528 membrane Substances 0.000 claims description 10
- 238000012544 monitoring process Methods 0.000 claims description 2
- 230000002906 microbiologic effect Effects 0.000 claims 2
- 230000005484 gravity Effects 0.000 abstract description 4
- 238000004062 sedimentation Methods 0.000 abstract description 3
- 239000000443 aerosol Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 229920001817 Agar Polymers 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 239000008272 agar Substances 0.000 description 1
- 238000012258 culturing Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000001963 growth medium Substances 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 244000000010 microbial pathogen Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12Q—MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
- C12Q1/00—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
- C12Q1/02—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving viable microorganisms
- C12Q1/24—Methods of sampling, or inoculating or spreading a sample; Methods of physically isolating an intact microorganisms
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- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Zoology (AREA)
- Wood Science & Technology (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Analytical Chemistry (AREA)
- Pathology (AREA)
- Immunology (AREA)
- Microbiology (AREA)
- Molecular Biology (AREA)
- Biophysics (AREA)
- Physics & Mathematics (AREA)
- Biotechnology (AREA)
- Biochemistry (AREA)
- Bioinformatics & Cheminformatics (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The invention provides a rapid air microorganism sampling instrument and a rapid air microorganism sampling method. The instrument shell comprises a collection part, a fan part and a main body part which are sequentially connected, wherein the fan is arranged in the fan part, the control panel connected with the fan is arranged in the main body part, a key board connected with the control panel is arranged outside the main body part, a collection film is fixed in the collection part, the upper cover is detachably connected to the top end of the collection part, a plurality of through holes serving as air suction openings are formed in the upper cover, an air suction fan air outlet is formed in the instrument shell, and the fan is used for accelerating the sampling speed of air microorganisms after being started. On the basis of the gravity sedimentation method, the air suction fan is additionally arranged, the corresponding rotating speed and the countdown time are controlled, the sampling speed of air microorganisms is increased, and the influence of meteorological environment is reduced.
Description
Technical Field
The invention relates to the technical field of microorganism collection, in particular to a rapid air microorganism sampling instrument and a rapid air microorganism sampling method.
Background
Pathogenic microorganisms, often in the form of aerosols, present a large scale threat to human health and animals when reaching certain concentrations. The infection that can occur after inhalation of the aerosol of microorganisms depends on the type and concentration of the microorganisms and the size of their particles. In order to accurately measure the condition of microorganisms contained in the air, the microorganisms must be collected while maintaining their activity in addition to the size of the sampled particles, but not being able to multiply.
The existing air microorganism collection method is a gravity sedimentation method, namely aerosol particles fall vertically under the action of gravity for collection, a plate containing an agar culture medium is used for sampling and counting the air microorganisms at regular time and constant volume, but the time is consumed, and meanwhile, the sampling is greatly influenced by the meteorological environment.
Disclosure of Invention
In light of the above-identified problems, a rapid air microorganism sampling apparatus is provided. The technical means adopted by the invention are as follows:
the utility model provides a quick air microorganism sampling instrument, includes instrument casing, upper cover, fan, control panel, battery, instrument casing includes consecutive collection portion, fan portion and main part, the inside setting of fan portion the fan, the inside control panel that links to each other with the fan that is equipped with of main part, the main part outside is equipped with the keypad that links to each other with the control panel, the inside fixed collection membrane of collection portion, upper cover detachably connects on collection portion top, the upper cover is equipped with a plurality of through-holes as the inlet scoop, instrument casing is equipped with induced-draft fan air outlet, the fan is used for accelerating air microorganism sampling speed after the start-up.
Furthermore, the upper cover is buckled with the top end of the collecting part or screwed through threads.
Further, the control panel passes through battery powered, the battery is fixed on the inside bottom plate of instrument casing, instrument casing lateral wall is equipped with the mouth that charges that is used for charging for the power.
Further, the main body portion is provided with a grip fixed thereon.
Furthermore, the diameter of the through hole of the upper cover is 1 mm-1.5 mm, and the hole distance between adjacent through holes is 3.5 mm-4.5 mm.
A collection method of a rapid air microorganism sampling instrument comprises the following steps:
s1, placing the collecting membrane in the collecting part;
s2, closing and screwing the upper cover;
s3, inputting the corresponding rotating speed and countdown time of the air suction fan through the key board;
and S4, keeping the position of the sampling instrument constant, enabling the upper cover to be in contact with air, starting to collect the microorganisms, opening the upper cover after the countdown is finished, taking out the collection film, and monitoring the microorganisms in the collection area through the culture of the collection film.
On the basis of the gravity sedimentation method, the air suction fan is additionally arranged, the corresponding rotating speed and the countdown time are controlled, the sampling speed of air microorganisms is increased, and the influence of meteorological environment is reduced.
For the above reasons, the present invention can be widely applied to the technical field of microorganism collection.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the rapid air microorganism sampling apparatus according to the present invention.
In the figure: 1. an upper cover; 2. a collecting part; 3. a fan section; 4. a main body portion; 5. a fan; 6. a control panel; 7. a key sheet; 8. a charging port; 9. a battery; 10. a base plate; 11. a first conductive line; 12. a second conductive line; 13. a grip; 14. collecting a membrane; 15. air is discharged; 16. and a third conductive line.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, the embodiment of the invention discloses a rapid air microorganism sampling instrument, which comprises an instrument shell, an upper cover 1, a fan 5, a control panel 6 and a battery 9, wherein the instrument shell comprises a collecting part 2, a fan part 3 and a main body part 4 which are sequentially connected, the fan 5 is arranged in the fan part 3, the control panel 6 connected with the fan 5 is arranged in the main body part 4, a key panel 7 connected with the control panel 6 is arranged outside the main body part, a collecting membrane 14 is fixed in the collecting part 2, and the collecting membrane 14 can be rapidly installed and detached. The utility model discloses an air microorganism sampling instrument, including upper cover 1, upper cover 2, instrument casing, fan 5, fan, upper cover 1 detachably connects on the 2 tops of collection portion, upper cover 1 is equipped with a plurality of through-holes as the inlet scoop, the instrument casing is equipped with induced draft fan air-out 15 mouths, fan 5 is used for accelerating air microorganism sampling speed after the start-up.
In a preferred embodiment, the upper cap 1 is fastened to the top end of the collecting part 2 or screwed.
As the preferred embodiment, control panel 6 passes through the battery 9 power supply, battery 9 is fixed on the inside bottom plate 10 of instrument casing, instrument casing lateral wall is equipped with the mouth 8 that charges that is used for charging for the power, control panel 6 is connected with battery 9, fan 5 electricity through second wire 12, third wire 16 respectively, and the mouth 8 that charges is connected with battery 9 electricity through first wire 11, PCB board can be selected for use to control panel 6, keypad 7 includes rotational speed adjusting button and time setting button at least, and the controllable operation of induced draft fan is accomplished to the control panel based on the rotational speed and the time of setting for.
The instrument housing is cubic or other regular shape for easy carrying and for easy gripping, as a preferred embodiment, the main body portion is provided with a grip 13 fixed thereto.
The diameter of the through hole of the upper cover 1 is 1 mm-1.5 mm, and the hole distance between adjacent through holes is 3.5 mm-4.5 mm.
The embodiment also discloses a collection method of the rapid air microorganism sampling instrument, which comprises the following steps:
s1, placing the collecting membrane in the collecting part;
s2, closing and screwing the upper cover;
s3, inputting the corresponding rotating speed and countdown time of the air suction fan through the key board;
and S4, keeping the position of the sampling instrument constant, enabling the upper cover to be in contact with air, starting to collect, opening the upper cover after the countdown is finished, taking out the collecting membrane, and screwing the upper cover. The collection area is monitored for microorganisms by culturing the collection membrane.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides a quick air microorganism sampling instrument, its characterized in that, includes instrument casing, upper cover, fan, control panel, battery, the instrument casing is including consecutive collection portion, fan portion and main part, the inside setting of fan portion the fan, the inside control panel that links to each other with the fan that is equipped with of main part, the main part outside is equipped with the keypad that links to each other with the control panel, the inside fixed collection membrane of collection portion, upper cover detachably connects on collection portion top, the upper cover is equipped with a plurality of through-holes as the inlet scoop, the instrument casing is equipped with induced-draught fan air outlet, the fan is used for accelerating air microorganism sampling speed after starting.
2. The rapid air microbiological sampling device of claim 1 wherein said upper cap is snap fit or threaded onto the top end of the collection section.
3. A rapid air microbiological sampling device according to claim 1 wherein said control panel is powered by a battery secured to a bottom plate inside the device housing, said device housing side wall being provided with a charging port for charging a power source.
4. The rapid air microorganism sampling apparatus of claim 1, wherein the body portion is provided with a grip secured thereto.
5. A rapid air microorganism sampling apparatus according to claim 1, wherein the diameter of the through holes of the upper cover is 1mm to 1.5mm, and the pitch between adjacent through holes is 3.5mm to 4.5 mm.
6. The collection method of the rapid air microorganism sampling instrument according to any one of claims 1 to 5, comprising the steps of:
s1, placing the collecting membrane in the collecting part;
s2, closing and screwing the upper cover;
s3, inputting the corresponding rotating speed and countdown time of the air suction fan through the key board;
and S4, keeping the position of the sampling instrument constant, enabling the upper cover to be in contact with air, starting to collect the microorganisms, opening the upper cover after the countdown is finished, taking out the collection film, and monitoring the microorganisms in the collection area through the culture of the collection film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010225327.4A CN111254070A (en) | 2020-03-26 | 2020-03-26 | Rapid air microorganism sampling instrument and acquisition method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010225327.4A CN111254070A (en) | 2020-03-26 | 2020-03-26 | Rapid air microorganism sampling instrument and acquisition method |
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| CN111254070A true CN111254070A (en) | 2020-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010225327.4A Pending CN111254070A (en) | 2020-03-26 | 2020-03-26 | Rapid air microorganism sampling instrument and acquisition method |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0209148D0 (en) * | 2002-04-23 | 2002-05-29 | Burkard Scient Sales Ltd | Spore trap |
| CN103966081A (en) * | 2014-05-09 | 2014-08-06 | 北京联合大学 | Negative-pressure filter membrane microbial sampler |
| CN105733934A (en) * | 2016-02-23 | 2016-07-06 | 中国检验检疫科学研究院 | Electromagnetic excitation magnetic bead rotary type microbiological aerosol collecting and enriching instrument |
| WO2018026042A1 (en) * | 2016-08-04 | 2018-02-08 | 메탈젠텍 주식회사 | Air-purifying dust-collecting device, streetlight for air-purifying dust-collecting device, and traffic light for air-purifying dust-collecting device |
| CN109163921A (en) * | 2018-09-18 | 2019-01-08 | 赵飞飞 | A kind of microorganism quick sampling device |
-
2020
- 2020-03-26 CN CN202010225327.4A patent/CN111254070A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0209148D0 (en) * | 2002-04-23 | 2002-05-29 | Burkard Scient Sales Ltd | Spore trap |
| CN103966081A (en) * | 2014-05-09 | 2014-08-06 | 北京联合大学 | Negative-pressure filter membrane microbial sampler |
| CN105733934A (en) * | 2016-02-23 | 2016-07-06 | 中国检验检疫科学研究院 | Electromagnetic excitation magnetic bead rotary type microbiological aerosol collecting and enriching instrument |
| WO2018026042A1 (en) * | 2016-08-04 | 2018-02-08 | 메탈젠텍 주식회사 | Air-purifying dust-collecting device, streetlight for air-purifying dust-collecting device, and traffic light for air-purifying dust-collecting device |
| CN109163921A (en) * | 2018-09-18 | 2019-01-08 | 赵飞飞 | A kind of microorganism quick sampling device |
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