CN113210376A - Method for cleaning sampling clean bottle for oil product inspection - Google Patents
Method for cleaning sampling clean bottle for oil product inspection Download PDFInfo
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- CN113210376A CN113210376A CN202110558488.XA CN202110558488A CN113210376A CN 113210376 A CN113210376 A CN 113210376A CN 202110558488 A CN202110558488 A CN 202110558488A CN 113210376 A CN113210376 A CN 113210376A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
- B08B3/14—Removing waste, e.g. labels, from cleaning liquid; Regenerating cleaning liquids
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/093—Cleaning containers, e.g. tanks by the force of jets or sprays
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to a method for cleaning a sampling clean bottle for oil product inspection, which comprises the following steps: firstly, filtering and purifying the petroleum ether solvent by using a filtering and purifying device, and secondly, cleaning a sampling cleaning bottle by using the petroleum ether qualified by filtering; the sampling cleaning bottle is a PET transparent plastic round-mouth square bottle, the interior of the bottle body is smooth and has no wrinkles, the interior of the bottle body has no cleaning dead angle, and the bottle mouth is provided with a PP material sealing bottle cover; the cleaned sampling clean bottle has high cleanliness grade, the internal cleanliness grade of the sampling clean bottle reaches NAS16380-1 grade, and the standard of a qualified sampling clean bottle is reached. The sampling cleaning bottle and the solvent are reasonably selected, and the cost of both is very low; the inside of the sampling clean bottle is smooth, has no dead angle, has no residue and is easy to clean. The solvent has good chemical stability and good effect, and has no influence on the cleanliness detection result of the oil product. The on-site production efficiency is improved, the accuracy of the oil cleanliness detection result is improved, the cost investment of oil purification is saved, the energy conservation and consumption reduction of enterprises are facilitated, and the profit margin is improved.
Description
Technical Field
The invention belongs to the technical field of oil product inspection, and particularly relates to a method for cleaning a sampling clean bottle for oil product inspection.
Background
To current oil cleanliness detection with sample clean bottle, generally select used mineral water bottle, beverage bottle or wide-necked bottle etc. for use in the on-the-spot production, these bottles have the problem to have: 1. residual water and impurities are left in the bottle body, the unsmooth structure in the bottle body can store dirt and dirty, dead corners exist in the bottle opening and the bottle body, and the bottle is not cleaned completely; 2. there are also various problems with the choice of cleaning solvent: the cleanliness grade of the cleaning solvent is very low, so that the cleanliness grade of the cleaned sampling clean bottle is low; the cleaning solvent selected on site uses alcohol, water, petroleum ether with low cleanliness and the like; 3. the cleaning step and the process are simple and crude; the problems lead to secondary intermediate pollution of sampled oil products, lead to inaccurate detection results of detected oil products during oil product detection, and reduce the oil product detection level. Unqualified of clean bottle of sample can directly influence the unqualified oil product testing result to misleading the user and increaseing the input cost to oil purification, can lead to the unable start-up operation of production to cause the phenomenon of stopping production when serious, cause the waste of unnecessary manpower and manufacturing cost for the enterprise.
Disclosure of Invention
The invention aims to provide a method for cleaning a sampling clean bottle for oil product inspection, which solves the problems of inaccurate inspection, reduced oil product inspection grade and increased cost caused by unqualified cleaning of the sampling clean bottle at present.
The invention relates to a method for cleaning a sampling clean bottle for oil product inspection, which comprises the following steps: firstly, filtering and purifying petroleum ether solvent by using a filtering and purifying device, and secondly, cleaning a sampling cleaning bottle (or called as a cleaning bottle) by using the petroleum ether qualified by filtering; the sampling cleaning bottle is a PET transparent plastic round-mouth square bottle, the interior of the bottle body is smooth and has no wrinkles, the interior of the bottle body has no cleaning dead angle, and the bottle mouth is provided with a PP material sealing bottle cover;
the specific steps of the first step are as follows: s1, taking the petroleum ether solvent which is not unsealed, and coarsely filtering the petroleum ether once by using a filtering and purifying device; s2, cleaning the conical flask and the red-head washing bottle by using the petroleum ether solvent after coarse filtration, then pouring the cleaning liquid into the conical flask again, S3, carrying out secondary filtration and purification on the petroleum ether solvent in the conical flask, carrying out secondary washing on the red-head washing bottle and the interior of the conical flask according to the step S2 after filtration, S4, detecting part of the filtered petroleum ether solvent by using a detection device, detecting whether the petroleum ether reaches NAS16380 grade or NAS16381 grade, and if the petroleum ether reaches the qualified grade, cleaning the sampling cleaning bottle by using the filtered residual petroleum ether; if not, repeating the step S3, and filtering the petroleum ether solvent again until the petroleum ether solvent is used after being qualified;
the second step comprises the following specific steps: 1) pouring qualified part of petroleum ether into a sampling cleaning bottle to be cleaned, and screwing down a bottle cap; quickly shaking the sampling clean bottle, washing the inner wall of the sampling clean bottle, and pouring petroleum ether into the wide-mouth bottle after the first washing is finished; 2) pouring part of qualified petroleum ether into a red-head washing bottle, and flushing and sampling the bottle cap threads and the bottle body threads by using the petroleum ether sprayed out of a red-head washing bottle nozzle; 3) pouring qualified petroleum ether into the sampling clean bottle again, screwing the bottle cap, and preparing the petroleum ether in the bottle for use in sampling; the cleaned sampling clean bottle is labeled with a label, is packaged by a plastic film, and is stored in a cool and shady environment at room temperature without being directly dried in the sun.
Preferably, the filtration membrane used for the coarse filtration in step S1 in the first step is a 50mm × 0.5um standard organic filtration membrane, and the filtration membrane used for the secondary filtration in step S3 in the first step is a 50mm × 0.2um standard organic filtration membrane. The filtered liquid has less impurities and is purer.
Preferably, the detailed step of step S2 in step one is: pouring the petroleum ether part after coarse filtration into a conical flask, covering a bottle cap, shaking up and down, left and right for cleaning for not less than half a minute, and cleaning the interior of the conical flask by using the petroleum ether; pouring part of petroleum ether into the red hair washing bottle, screwing on the bottle cap, shaking up and down and left and right for cleaning for not less than half a minute, cleaning the interior of the red hair washing bottle by using the petroleum ether, and finally pouring all the petroleum ether into the conical bottle. The washing of the conical flask and the red hair washing bottle is cleaner.
Preferably, after step S3 in step one, the petroleum ether in the erlenmeyer flask is filtered and purified again by using the filtering and purifying device, the new 50mm × 0.2um organic filtering membrane is used for this time, and the petroleum ether is poured into the erlenmeyer flask for later use after filtering. And the petroleum ether is purified by filtering again.
Preferably, the detailed steps in step 1) in the step two are as follows: pouring the qualified petroleum ether in the step one into a bottle to be cleaned, pouring 30-40ml of the petroleum ether, and screwing down a bottle cap; the bottle body is held by hand and inclined at 45-90 degrees, the bottle mouth is upward, and the bottle body is quickly shaken up and down for not less than 10 times; the bottle body rotates clockwise 90 degrees, the bottle mouth faces upwards, and the bottle body rapidly shakes up and down for not less than 10 times; then the bottle body rotates clockwise by 90 degrees, the bottle mouth faces upwards, and the bottle body rapidly shakes up and down for not less than 10 times; the bottle body rotates clockwise 90 degrees, the bottle mouth faces upwards, and the bottle body rapidly shakes up and down for not less than 10 times; then holding the bottle body by hand for 45-90 degrees, facing the bottle mouth downwards, and rapidly shaking up and down for not less than 10 times; the bottle body rotates clockwise 90 degrees, the bottle mouth faces downwards, and the bottle body rapidly shakes up and down for not less than 10 times; the bottle body rotates clockwise 90 degrees, the bottle mouth faces downwards, and the bottle body rapidly shakes up and down for not less than 10 times; the bottle body rotates clockwise 90 degrees, the bottle mouth faces downwards, and the bottle body rapidly shakes up and down for not less than 10 times; through above eight times wash, four fillets of square bottle and four walls side can be washed clean, and organic impurity in the bottle also can be dissolved fast, pours petroleum ether into the wide-necked bottle after the completion for the first time washes.
Preferably, the petroleum ether obtained in the step 2) in the second step is 100ml-250ml, and the bottle cap and the bottle body of the sampling clean bottle are held by hands and are turned downwards during washing. The flat cover and the bottle body thread are convenient to clean.
Preferably, the actions of step 1) in the step two are repeated after step 2) in the step two is finished, the washing is carried out for the last time, and the petroleum ether is poured into the wide-mouth bottle after the washing is finished.
Preferably, the filtering and purifying device comprises a filter bottle, a sand core filtering device is connected above the filter bottle, an organic filtering membrane is arranged above the sand core filtering device, a clamp is connected to the upper part of the sand core filtering device, a sand core filtering cup is fixed to the upper part of the clamp, an air suction opening is formed in the lower part of the sand core filtering device, and a vacuum pump is connected to the air suction opening. Air is pumped by the vacuum pump, so that negative pressure is formed in the filter flask, liquid is convenient to discharge, and filtering is convenient.
Preferably, the top outer wall of the filter flask is mounted in a sand core filter unit bottom bore in a sand core sealing fit, which fit may form an air tight seal.
Preferably, the air exhaust opening is connected with an air exhaust hose, the air exhaust hose is connected with a vacuum pump, and the outer part of the air exhaust opening is provided with an antiskid projection. The sealing performance of the pipeline is ensured.
Compared with the prior art, the invention has the advantages that:
1. the cleaned sampling clean bottle has high cleanliness grade, and the internal cleanliness grade of the sampling clean bottle reaches NAS16380-1 grade through experimental detection, so that the standard of a qualified sampling clean bottle is reached. 2. The sampling cleaning bottle and the solvent are reasonably selected, and the cost of both is very low; the inside of the sampling clean bottle is smooth, has no dead angle, has no residue and is easy to clean. The solvent has good chemical stability and good effect, and even if residual solvent exists in the bottle, the solvents can be dissolved in the oil product, and the cleanliness detection result of the oil product is not influenced. 3. The on-site production efficiency is improved, the accuracy of the oil cleanliness detection result is improved, the cost investment of oil purification is saved, the energy conservation and consumption reduction of enterprises are facilitated, and the profit margin is improved.
Drawings
FIG. 1 is a schematic flow chart of the steps of the present invention;
FIG. 2 is a schematic structural view of a filtration purification apparatus;
FIG. 3 is a schematic structural view of a conical flask;
FIG. 4 is a schematic structural view of a red hair washing bottle;
FIG. 5 is a schematic structural view of a sampling clean bottle;
in the figure: 1. the device comprises a vacuum pump, 2, an air exhaust hose, 3, an air exhaust port, 4, a sand core filter cup, 5, an organic filter membrane, 6, a clamp, 7, a sand core filter device, 8, a filter bottle, 9, a conical flask, 10, a red hair washing bottle, 11 and a sampling cleaning bottle.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Example 1, as shown in fig. 1, 3, 4 and 5, the present invention is a method for cleaning a sampling clean bottle for oil inspection, comprising the steps of: firstly, filtering and purifying the petroleum ether solvent by using a filtering and purifying device, and secondly, cleaning the sampling cleaning bottle 11 by using the petroleum ether qualified by filtering; the sampling cleaning bottle 11 is a PET transparent plastic round-mouth square bottle, the interior of the bottle body is smooth and has no wrinkles, the interior of the bottle body has no cleaning dead angle, and the bottle mouth is provided with a PP material sealing bottle cover; the bottom of the sampling cleaning bottle is in a shape that a semicircle upward groove is arranged inside the outer side. The capacity is 250 ml.
The specific steps of the first step are as follows: s1, taking the petroleum ether solvent which is not unsealed, and coarsely filtering the petroleum ether once by using a filtering and purifying device; petroleum ether (analytically pure), 500ml of brown bottle is filled, the boiling range is 90-120 ℃, S2, the erlenmeyer flask 9 and the red-head washing bottle 10 are washed by the petroleum ether solvent after coarse filtration, then the washing liquid is poured into the erlenmeyer flask 9 again, S3 is carried out, the petroleum ether solvent in the erlenmeyer flask 9 is filtered and purified for the second time, the red-head washing bottle 10 and the interior of the erlenmeyer flask 9 are washed for the second time after filtration according to the step S2, S4 is carried out, part of the filtered petroleum ether solvent is detected by a detection device, the amount of the petroleum ether is 100ml, whether the petroleum ether reaches NAS16380 grade or NAS16381 grade is detected, and if the petroleum ether reaches the NAS16381 grade, the sampling cleaned bottle 11 can be cleaned by the filtered residual petroleum ether; if not, repeating the step S3, and filtering the petroleum ether solvent again until the petroleum ether solvent is used after being qualified; 500ml plastic red hair washing bottle, 1000ml conical flask, 1000ml wide-mouth bottle. The detection device is a microscope cleanliness detector and a particle counter cleanliness detector.
The second step comprises the following specific steps: 1) pouring qualified part of petroleum ether into a sampling cleaning bottle 11 to be cleaned, and screwing down a bottle cap; quickly shaking the sampling clean bottle 11, washing the inner wall of the sampling clean bottle 11, and pouring petroleum ether into the wide-mouth bottle after the first washing is finished; 2) pouring part of qualified petroleum ether into the red-head washing bottle 10, and flushing the bottle cap threads and the bottle body threads of the sampling cleaning bottle 11 by using the petroleum ether sprayed from the nozzle of the red-head washing bottle 10; 3) pouring part of qualified petroleum ether into the sampling clean bottle 11 again, screwing the bottle cap, and preparing the petroleum ether in the bottle for use in sampling; the cleaned sampling clean bottle 11 is labeled with a label, is packaged by a plastic film, and is stored in a cool and shady environment at room temperature and cannot be directly dried in the sun. The amount of the petroleum ether poured in the step 3) is 20-30 ml.
Example 2, based on example 1, the filtration membrane used for the coarse filtration in step S1 in the first step was an organic filtration membrane 5 with a size of 50mm × 0.5um, and the filtration membrane used for the secondary filtration in step S3 in the first step was an organic filtration membrane 5 with a size of 50mm × 0.2 um.
The detailed step of step S2 in the first step is: pouring the petroleum ether part after coarse filtration into a conical flask 9, covering a bottle cap, shaking up and down and left and right for cleaning for not less than half a minute, and cleaning the inside of the conical flask 9 by using the petroleum ether; pouring part of petroleum ether into the red hair washing bottle 10, screwing on the bottle cap, shaking up and down and left and right for cleaning for not less than half a minute, cleaning the inside of the red hair washing bottle 10 by using the petroleum ether, and finally pouring all the petroleum ether into the conical bottle 9.
And (4) after the step S3 in the step I is finished, filtering and purifying the petroleum ether in the conical flask 9 again by using a filtering and purifying device, wherein the filtering adopts a new 50mm 0.2um organic filtering membrane 5 after replacement, and the petroleum ether is poured into the conical flask 9 for later use after filtering.
The detailed steps of step 1) in the step two are as follows: pouring the qualified petroleum ether in the step one into a bottle to be cleaned, pouring 30-40ml of the petroleum ether, and screwing down a bottle cap; the bottle body is held by hand and inclined at 45-90 degrees, the bottle mouth is upward, and the bottle body is quickly shaken up and down for not less than 10 times; the bottle body rotates clockwise 90 degrees, the bottle mouth faces upwards, and the bottle body rapidly shakes up and down for not less than 10 times; then the bottle body rotates clockwise by 90 degrees, the bottle mouth faces upwards, and the bottle body rapidly shakes up and down for not less than 10 times; the bottle body rotates clockwise 90 degrees, the bottle mouth faces upwards, and the bottle body rapidly shakes up and down for not less than 10 times; then holding the bottle body by hand for 45-90 degrees, facing the bottle mouth downwards, and rapidly shaking up and down for not less than 10 times; the bottle body rotates clockwise 90 degrees, the bottle mouth faces downwards, and the bottle body rapidly shakes up and down for not less than 10 times; the bottle body rotates clockwise 90 degrees, the bottle mouth faces downwards, and the bottle body rapidly shakes up and down for not less than 10 times; the bottle body rotates clockwise 90 degrees, the bottle mouth faces downwards, and the bottle body rapidly shakes up and down for not less than 10 times; through above eight times wash, four fillets of square bottle and four walls side can be washed clean, and organic impurity in the bottle also can be dissolved fast, pours petroleum ether into the wide-necked bottle after the completion for the first time washes.
In the step 2) of the second step, 100ml to 250ml of petroleum ether is obtained, and the bottle cap and the bottle body of the sampling clean bottle 11 are held by hands and are inverted downwards during washing. 360 no dead angle is washed.
And (3) repeating the action of the step 1) in the step two after the step 2) in the step two is finished, washing for the last time, and pouring petroleum ether into the wide-mouth bottle after the washing is finished.
The top outer wall of the filter bottle 8 is arranged in the inner hole at the bottom of the sand core filtering device 7 in a grinding and sealing matching mode, and the matching can form air sealing.
The extraction opening 3 is connected with an air extraction hose 2, the air extraction hose 2 is connected with a vacuum pump 1, and an antiskid bulge is arranged on the outside of the extraction opening 3. The sealing performance of the pipeline is ensured.
During filtering, the clamp 6 is pressed, the sand core filter cup 4 at the top is opened, then the organic filter membrane 5 is placed at the top of the sand core filter device 7 by using tweezers, then the clamp 6 is loosened, the sand core filter cup 4 is covered above the organic filter membrane 5, then the vacuum pump 1 is opened for vacuumizing, then the petroleum ether is poured into the sand core filter cup 4 from the upper part, the petroleum ether solvent is pressed under the air pressure to pass through the organic filter membrane 5 and fall into the filter bottle 8, the sand core filter device 7 above the filter bottle 8 is pulled out after filtering is finished, and the filter bottle 8 is taken out.
In conclusion, the cleaned sampling cleaning bottle has high cleanliness grade, and the internal cleanliness grade of the sampling cleaning bottle reaches NAS16380-1 grade through experimental detection, so that the standard of a qualified sampling cleaning bottle is reached. The sampling cleaning bottle and the solvent are reasonably selected, and the cost of both is very low; the inside of the sampling clean bottle is smooth, has no dead angle, has no residue and is easy to clean. The solvent has good chemical stability and good effect, and even if residual solvent exists in the bottle, the solvents can be dissolved in the oil product, and the cleanliness detection result of the oil product is not influenced. The on-site production efficiency is improved, the accuracy of the oil cleanliness detection result is improved, the cost investment of oil purification is saved, the energy conservation and consumption reduction of enterprises are facilitated, and the profit margin is improved.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
In the description of the present invention, the terms "inside", "outside", "longitudinal", "lateral", "up", "down", "top", "bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are for convenience only to describe the present invention without requiring the present invention to be necessarily constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Claims (10)
1. A method for cleaning a sampling clean bottle for oil product inspection is characterized by comprising the following steps: firstly, filtering and purifying petroleum ether solvent by using a filtering and purifying device, and secondly, cleaning a sampling cleaning bottle (11) by using the petroleum ether qualified by filtering; the sampling clean bottle (11) is a PET transparent plastic round-mouth square bottle, the interior of the bottle body is smooth and has no wrinkles, the interior of the bottle body has no cleaning dead angle, and the bottle mouth is provided with a PP material sealed bottle cap;
the specific steps of the first step are as follows: s1, taking the petroleum ether solvent which is not unsealed, and coarsely filtering the petroleum ether once by using a filtering and purifying device; s2, cleaning the conical flask (9) and the red head washing bottle (10) by using the petroleum ether solvent after coarse filtration, then pouring the cleaning liquid into the conical flask (9) again, S3, carrying out secondary filtration and purification on the petroleum ether solvent in the conical flask (9), carrying out secondary washing on the interiors of the red head washing bottle (10) and the conical flask (9) according to the step S2 after filtration, S4, detecting a part of the filtered petroleum ether solvent by using a detection device, detecting whether the petroleum ether reaches NAS16380 grade or NAS16381 grade, and cleaning the sampling cleaning bottle (11) by using the filtered residual petroleum ether if the petroleum ether solvent reaches the qualified grade; if not, repeating the step S3, and filtering the petroleum ether solvent again until the petroleum ether solvent is used after being qualified;
the second step comprises the following specific steps: 1) pouring qualified part of petroleum ether into a sampling cleaning bottle (11) to be cleaned, and screwing down a bottle cap; quickly shaking the sampling clean bottle (11), washing the inner wall of the sampling clean bottle (11), and pouring petroleum ether into the wide-mouth bottle after the first washing is finished; 2) pouring part of qualified petroleum ether into the red-hair washing bottle (10), and flushing bottle cap threads and bottle body threads of the sampling cleaning bottle (11) by using the petroleum ether sprayed out from a nozzle of the red-hair washing bottle (10); 3) pouring part of qualified petroleum ether into the sampling clean bottle (11) again, screwing the bottle cap, and using the petroleum ether in the bottle for sampling; the cleaned sampling clean bottle (11) is adhered with a label, is packaged by a plastic self-sealing bag, and is stored at room temperature in a shady and cool environment for sampling and standby application, and cannot be directly dried in the sun.
2. The method for cleaning the sampling clean bottle for oil product inspection according to claim 1, characterized in that: the filtration membrane used for the coarse filtration in the step S1 in the step I is an organic filtration membrane (5) with the specification of 50mm x 0.5um, and the filtration membrane used for the secondary filtration in the step S3 in the step I is an organic filtration membrane (5) with the specification of 50mm x 0.2 um.
3. The method for cleaning the sampling clean bottle for oil product inspection according to claim 2, characterized in that: the detailed step of step S2 in the first step is: pouring the petroleum ether part after coarse filtration into a conical flask (9), covering a bottle cap, shaking up and down and left and right for cleaning for not less than half a minute, and cleaning the inside of the conical flask (9) by using the petroleum ether; pouring part of petroleum ether into the red hair washing bottle (10), screwing on the bottle cap, shaking up and down and left and right for cleaning for not less than half a minute, cleaning the inside of the red hair washing bottle (10) by using the petroleum ether, and finally pouring all the petroleum ether into the conical bottle (9).
4. The method for cleaning the sampling clean bottle for oil product inspection according to claim 2, characterized in that: and (3) after the step S3 in the step I is finished, filtering and purifying the petroleum ether in the conical flask (9) again by using a filtering and purifying device, wherein the new 50mm 0.2um organic filtering membrane (5) is adopted for filtering, and the petroleum ether is poured into the conical flask (9) for later use after filtering.
5. The method for cleaning the sampling clean bottle for oil product inspection according to claim 3 or 4, characterized in that: the detailed steps of step 1) in the step two are as follows: pouring the qualified petroleum ether in the step one into a bottle to be cleaned, pouring 30-40ml of the petroleum ether, and screwing down a bottle cap; the bottle body is held by hand and inclined at 45-90 degrees, the bottle mouth is upward, and the bottle body is quickly shaken up and down for not less than 10 times; the bottle body rotates clockwise 90 degrees, the bottle mouth faces upwards, and the bottle body rapidly shakes up and down for not less than 10 times; then the bottle body rotates clockwise by 90 degrees, the bottle mouth faces upwards, and the bottle body rapidly shakes up and down for not less than 10 times; the bottle body rotates clockwise 90 degrees, the bottle mouth faces upwards, and the bottle body rapidly shakes up and down for not less than 10 times; then holding the bottle body by hand for 45-90 degrees, facing the bottle mouth downwards, and rapidly shaking up and down for not less than 10 times; the bottle body rotates clockwise 90 degrees, the bottle mouth faces downwards, and the bottle body rapidly shakes up and down for not less than 10 times; the bottle body rotates clockwise 90 degrees, the bottle mouth faces downwards, and the bottle body rapidly shakes up and down for not less than 10 times; the bottle body rotates clockwise 90 degrees, the bottle mouth faces downwards, and the bottle body rapidly shakes up and down for not less than 10 times; through above eight times wash, four fillets of square bottle and four walls side can be washed clean, and organic impurity in the bottle also can be dissolved fast, pours petroleum ether into the wide-necked bottle after the completion for the first time washes.
6. The method for cleaning the sampling clean bottle for oil product inspection according to claim 5, characterized in that: and 2) in the second step, 100ml-250ml of petroleum ether is obtained, and the bottle cap and the bottle body of the sampling clean bottle (11) are held by hands and are inverted downwards during washing.
7. The method for cleaning the sampling clean bottle for oil product inspection according to claim 6, characterized in that: and (3) repeating the action of the step 1) in the step two after the step 2) in the step two is finished, washing for the last time, and pouring petroleum ether into the wide-mouth bottle after the washing is finished.
8. The method for cleaning the sampling clean bottle for oil product inspection according to claim 7, characterized in that: the filtering and purifying device comprises a filter bottle (8), a sand core filtering device (7) is connected above the filter bottle (8), an organic filtering membrane (5) is arranged above the sand core filtering device (7), a clamp (6) is connected to the upper part of the sand core filtering device (7), a sand core filtering cup (4) is fixed to the upper part of the clamp (6), an air suction opening (3) is arranged at the lower part of the sand core filtering device (7), and the air suction opening (3) is connected with a vacuum pump (1).
9. The method for cleaning the sampling clean bottle for oil product inspection according to claim 8, characterized in that: the top outer wall of the filter bottle (8) is installed in the inner hole at the bottom of the sand core filtering device (7) in a grinding, sealing and matching mode, and air sealing can be formed through the matching.
10. The method for cleaning the sampling clean bottle for oil product inspection according to claim 9, characterized in that: the air pumping opening (3) is connected with an air pumping hose (2), the air pumping hose (2) is connected with a vacuum pump (1), and an antiskid bulge is arranged on the outer portion of the air pumping opening (3).
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| CN109701932A (en) * | 2017-10-26 | 2019-05-03 | 沈阳黎明国际动力工业有限公司 | A kind of the aircraft engine parts cleannes inspection method and its device of coating |
| CN210632598U (en) * | 2019-09-16 | 2020-05-29 | 天津先德科技有限责任公司 | High-purity cannabidiol detects with detecting bottle belt cleaning device |
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