CN110314244A - A kind of sterilized method of coolant liquid - Google Patents
A kind of sterilized method of coolant liquid Download PDFInfo
- Publication number
- CN110314244A CN110314244A CN201910608063.8A CN201910608063A CN110314244A CN 110314244 A CN110314244 A CN 110314244A CN 201910608063 A CN201910608063 A CN 201910608063A CN 110314244 A CN110314244 A CN 110314244A
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- CN
- China
- Prior art keywords
- coolant liquid
- qualified
- sterilized
- sterilized method
- treated
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000002826 coolant Substances 0.000 title claims abstract description 79
- 239000007788 liquid Substances 0.000 title claims abstract description 78
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000011282 treatment Methods 0.000 claims abstract description 20
- 230000005855 radiation Effects 0.000 claims abstract description 12
- 239000000110 cooling liquid Substances 0.000 claims abstract description 6
- 239000000047 product Substances 0.000 claims abstract description 6
- 238000004321 preservation Methods 0.000 claims description 14
- 238000002525 ultrasonication Methods 0.000 claims description 11
- 238000009210 therapy by ultrasound Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 10
- 230000001954 sterilising effect Effects 0.000 abstract description 10
- 238000004659 sterilization and disinfection Methods 0.000 abstract description 10
- 241000894006 Bacteria Species 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 244000005700 microbiome Species 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 230000000813 microbial effect Effects 0.000 description 2
- 150000007523 nucleic acids Chemical class 0.000 description 2
- 102000039446 nucleic acids Human genes 0.000 description 2
- 108020004707 nucleic acids Proteins 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 230000005779 cell damage Effects 0.000 description 1
- 230000032823 cell division Effects 0.000 description 1
- 208000037887 cell injury Diseases 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 238000006471 dimerization reaction Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000002779 inactivation Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000002773 nucleotide Substances 0.000 description 1
- 125000003729 nucleotide group Chemical group 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 125000000714 pyrimidinyl group Chemical group 0.000 description 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
- A61L2/025—Ultrasonics
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
- A61L2/08—Radiation
- A61L2/10—Ultraviolet radiation
Landscapes
- Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Physical Water Treatments (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
The invention discloses a kind of sterilized methods of coolant liquid, are related to coolant liquid technical field, include the following steps and be made: (1) coolant liquid is ultrasonically treated；(2) initial wavelength is selected, predose is irradiated；(3) radiation treatment is carried out to treated coolant liquid using ultraviolet light under an increased pressure；(4) it whether qualified detects clump count in coolant liquid, if qualified, carries out step (5), it is unqualified, it carries out step (6)；(5) the qualified cooling liquid product that sterilizes is obtained；(6) ultraviolet wavelength adds 10nm, and irradiation dose adds 1kGy, then comes back for step (3)；The method of the present invention has efficient sterilization effect to cold coolant liquid to the sterilization treatment of coolant liquid.
Description
Technical field
The invention belongs to coolant liquid technical fields, and in particular to a kind of sterilized method of coolant liquid.
Background technique
As industrial cooling medium, coolant liquid plays important role, especially in cutting use process, leads to
It crosses and cutter is lubricated and is cooled down, cutting-tool's used life can be greatly improved, in order to improve the performance of coolant liquid,
Oil lubricant, petroleum sulfonate, fatty acid etc. various additives would generally be added, and these additives are the breeding of bacterium
Nutritional need is provided, the taste of especially some pathogenic bacteria with the extension of time, breed a large amount of bacterium is caused in coolant liquid
It is raw, the various diseases of human body can be caused, endanger worker's health.
Summary of the invention
The purpose of the present invention is being directed to existing problem, a kind of sterilized method of coolant liquid is provided.
The present invention is achieved by the following technical solutions:
A kind of sterilized method of coolant liquid, includes the following steps and is made:
(1) coolant liquid to be processed is subjected to ultrasonic treatment 15-20s, specifically: coolant liquid to be processed, which is first mounted in height, is
In the container of 30cm, ultrasonication then is carried out to coolant liquid therein, the coolant liquid after being ultrasonically treated is stood
5min；
(2) select initial wavelength for the ultraviolet light of 200nm, irradiation predose is set as 8.5kGy；
(3) radiation treatment is carried out to treated coolant liquid using ultraviolet light under an increased pressure；
(4) whether clump count is qualified in detecting step (3) treated coolant liquid, if qualified, continues step (5),
If unqualified, step (6) are carried out；
(5) the qualified cooling liquid product that sterilizes is obtained；
(6) 10nm is added to ultraviolet wavelength, irradiation dose adds 1kGy, then comes back for step (3).
As further technical solution, step (1) ultrasonication is to carry out under water-bath heat preservation.
As further technical solution, the ultrasonic frequency is 30-40kHz, power 500-550W.
As further technical solution, the water-bath heat preservation is the water-bath heat preservation at 50-55 DEG C.
As further technical solution, step (3) the pressurized conditions pressure is 1-1.2kPa.
As further technical solution, step (3) the radiation treatment time is that 500g coolant liquid irradiates 30min.
As further technical solution, step (4) the clump count acceptance condition is that whether clump count is small in coolant liquid
In equal to 100cfu/ml.
The utility model has the advantages that sterilization treatment of the method for the present invention to coolant liquid, has efficient sterilization effect to cold coolant liquid, this
Inventive method carries out certain ultrasonication by treating the coolant liquid of sterilization treatment, by the strong peptizaiton of ultrasonic wave,
On the one hand it enables to coolant liquid each component to keep uniform dispersibility, keeps the chemical stability of coolant liquid, it is on the other hand logical
It crosses the energy response of ultrasonic wave and certain " mechanical effect ", " fuel factor ", " acoustic streaming effect ", " cavitation effect " etc. can be generated
Comprehensive function can carry out inactivation treatment to a certain amount of microorganism in coolant liquid, carry out favorably for subsequent radiation treatment
Place mat basis, then coolant liquid is handled by using the ultraviolet light of certain parameter under certain pressure effect again,
Microbial cell in coolant liquid absorbs its range light wave into nucleic acid to the chemical damage of nucleic acid, and dimerization nucleotide is (main
It is pyrimidine) DNA the and RNA molecule present in the two cell occurs, duplication and cell division are prevented, so that cell is dead
Die, dose that the degree of microbial cell damage depends on ultraviolet light and microorganism to the resistance of ultraviolet light, by
Under certain pressure effect, it can reduce microorganism to a certain extent to the resistance of ultraviolet light, improve ultraviolet light sterilization effect, this
Inventive method is carried out by circulation pattern, to reach best sterilization effect, can be gone out for a variety of different coolant liquids
Bacterium processing, significant effect.
Detailed description of the invention
Fig. 1 is a kind of sterilized method flow diagram of coolant liquid.
Specific embodiment
Embodiment 1
A kind of sterilized method of coolant liquid, includes the following steps and is made:
(1) coolant liquid to be processed is subjected to ultrasonic treatment 15s, specifically: coolant liquid to be processed, which is first mounted in height, is
In the container of 30cm, ultrasonication then is carried out to coolant liquid therein, the coolant liquid after being ultrasonically treated is stood
5min；
(2) select initial wavelength for the ultraviolet light of 200nm, irradiation predose is set as 8.5kGy；
(3) radiation treatment is carried out to treated coolant liquid using ultraviolet light under an increased pressure；
(4) whether clump count is qualified in detecting step (3) treated coolant liquid, if qualified, continues step (5),
If unqualified, step (6) are carried out；
(5) the qualified cooling liquid product that sterilizes is obtained；
(6) 10nm is added to ultraviolet wavelength, irradiation dose adds 1kGy, then comes back for step (3).
As further technical solution, step (1) ultrasonication is to carry out under water-bath heat preservation.
As further technical solution, the ultrasonic frequency is 30kHz, power 500W.
As further technical solution, the water-bath heat preservation is the water-bath heat preservation at 50 DEG C.
As further technical solution, step (3) the pressurized conditions pressure is 1kPa.
As further technical solution, step (3) the radiation treatment time is that 500g coolant liquid irradiates 30min.
As further technical solution, step (4) the clump count acceptance condition is that whether clump count is small in coolant liquid
In equal to 100cfu/ml.
Embodiment 2
A kind of sterilized method of coolant liquid, includes the following steps and is made:
(1) coolant liquid to be processed is subjected to ultrasonic treatment 20s, specifically: coolant liquid to be processed, which is first mounted in height, is
In the container of 30cm, ultrasonication then is carried out to coolant liquid therein, the coolant liquid after being ultrasonically treated is stood
5min；
(2) select initial wavelength for the ultraviolet light of 200nm, irradiation predose is set as 8.5kGy；
(3) radiation treatment is carried out to treated coolant liquid using ultraviolet light under an increased pressure；
(4) whether clump count is qualified in detecting step (3) treated coolant liquid, if qualified, continues step (5),
If unqualified, step (6) are carried out；
(5) the qualified cooling liquid product that sterilizes is obtained；
(6) 10nm is added to ultraviolet wavelength, irradiation dose adds 1kGy, then comes back for step (3).
As further technical solution, step (1) ultrasonication is to carry out under water-bath heat preservation.
As further technical solution, the ultrasonic frequency is 40kHz, power 550W.
As further technical solution, the water-bath heat preservation is the water-bath heat preservation at 55 DEG C.
As further technical solution, step (3) the pressurized conditions pressure is 1.2kPa.
As further technical solution, step (3) the radiation treatment time is that 500g coolant liquid irradiates 30min.
As further technical solution, step (4) the clump count acceptance condition is that whether clump count is small in coolant liquid
In equal to 100cfu/ml.
Embodiment 3
A kind of sterilized method of coolant liquid, includes the following steps and is made:
(1) coolant liquid to be processed is subjected to ultrasonic treatment 18s, specifically: coolant liquid to be processed, which is first mounted in height, is
In the container of 30cm, ultrasonication then is carried out to coolant liquid therein, the coolant liquid after being ultrasonically treated is stood
5min；
(2) select initial wavelength for the ultraviolet light of 200nm, irradiation predose is set as 8.5kGy；
(3) radiation treatment is carried out to treated coolant liquid using ultraviolet light under an increased pressure；
(4) whether clump count is qualified in detecting step (3) treated coolant liquid, if qualified, continues step (5),
If unqualified, step (6) are carried out；
(5) the qualified cooling liquid product that sterilizes is obtained；
(6) 10nm is added to ultraviolet wavelength, irradiation dose adds 1kGy, then comes back for step (3).
As further technical solution, step (1) ultrasonication is to carry out under water-bath heat preservation.
As further technical solution, the ultrasonic frequency is 35kHz, power 520W.
As further technical solution, the water-bath heat preservation is the water-bath heat preservation at 53 DEG C.
As further technical solution, step (3) the pressurized conditions pressure is 1.1kPa.
As further technical solution, step (3) the radiation treatment time is that 500g coolant liquid irradiates 30min.
As further technical solution, step (4) the clump count acceptance condition is that whether clump count is small in coolant liquid
In equal to 100cfu/ml.
Comparative example 1: it is only that, without ultrasonication, irradiation dose is fixed as 8.5kGy, ultraviolet with the difference of embodiment 1
Optical wavelength fixes 200nm, only carries out a sterilization treatment；
Comparative example 2: it is only that, without pressurized treatments, irradiation dose is fixed as 8.5kGy, ultraviolet wavelength with the difference of embodiment 1
Fixed 200nm, only carries out a sterilization treatment；
Comparative example 3: being only that irradiation dose is fixed as 8.5kGy with the difference of embodiment 1, the fixed 200nm of ultraviolet wavelength, only into
Sterilization treatment of row.
Using application number: 200380104004.4 water base coolant liquid 50ml as sample, detect sample in clump count be (1.3 ×
106Cfu/ml)；
Table 1
As can be seen from Table 1, the method for the present invention can significantly reduce clump count in coolant liquid, and bactericidal effect is significant.
Claims (7)
1. a kind of sterilized method of coolant liquid, which is characterized in that include the following steps and be made:
(1) coolant liquid to be processed is subjected to ultrasonic treatment 15-20s, specifically: coolant liquid to be processed, which is first mounted in height, is
In the container of 30cm, ultrasonication then is carried out to coolant liquid therein, the coolant liquid after being ultrasonically treated is stood
5min；
(2) select initial wavelength for the ultraviolet light of 200nm, irradiation predose is set as 8.5kGy；
(3) radiation treatment is carried out to treated coolant liquid using ultraviolet light under an increased pressure；
(4) whether clump count is qualified in detecting step (3) treated coolant liquid, if qualified, continues step (5),
If unqualified, step (6) are carried out；
(5) the qualified cooling liquid product that sterilizes is obtained；
(6) 10nm is added to ultraviolet wavelength, irradiation dose adds 1kGy, then comes back for step (3).
2. a kind of sterilized method of coolant liquid as described in claim 1, which is characterized in that at step (1) described ultrasonic wave
Reason is to carry out under water-bath heat preservation.
3. a kind of sterilized method of coolant liquid as claimed in claim 2, which is characterized in that the ultrasonic frequency is 30-
40kHz, power 500-550W.
4. a kind of sterilized method of coolant liquid as claimed in claim 2, which is characterized in that the water-bath heat preservation is in 50-
Water-bath is kept the temperature at 55 DEG C.
5. a kind of sterilized method of coolant liquid as described in claim 1, which is characterized in that step (3) described pressurized conditions
Pressure is 1-1.2kPa.
6. a kind of sterilized method of coolant liquid as described in claim 1, which is characterized in that step (3) described radiation treatment
Time is that 500g coolant liquid irradiates 30min.
7. a kind of sterilized method of coolant liquid as described in claim 1, which is characterized in that step (4) clump count closes
Glazing bar part is that whether clump count is less than or equal to 100cfu/ml in coolant liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910608063.8A CN110314244A (en) | 2019-07-08 | 2019-07-08 | A kind of sterilized method of coolant liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910608063.8A CN110314244A (en) | 2019-07-08 | 2019-07-08 | A kind of sterilized method of coolant liquid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110314244A true CN110314244A (en) | 2019-10-11 |
Family
ID=68123116
Family Applications (1)
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| CN201910608063.8A Withdrawn CN110314244A (en) | 2019-07-08 | 2019-07-08 | A kind of sterilized method of coolant liquid |
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| Country | Link |
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| CN (1) | CN110314244A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| US6312608B1 (en) * | 1998-08-06 | 2001-11-06 | Lynn Buckner | Sterilizing conduit for beverage storage and dispensing |
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-
2019
- 2019-07-08 CN CN201910608063.8A patent/CN110314244A/en not_active Withdrawn
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