CN114086190A - Cleaning and maintaining method for ice machine unit for scaling - Google Patents
Cleaning and maintaining method for ice machine unit for scaling Download PDFInfo
- Publication number
- CN114086190A CN114086190A CN202111281746.0A CN202111281746A CN114086190A CN 114086190 A CN114086190 A CN 114086190A CN 202111281746 A CN202111281746 A CN 202111281746A CN 114086190 A CN114086190 A CN 114086190A
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- Prior art keywords
- cleaning
- water
- acidic solution
- plate
- solution tank
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Classifications
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/10—Other heavy metals
- C23G1/103—Other heavy metals copper or alloys of copper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- 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
- B08B3/02—Cleaning by the force of jets or sprays
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/34—Pretreatment of metallic surfaces to be electroplated
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D7/00—Electroplating characterised by the article coated
- C25D7/04—Tubes; Rings; Hollow bodies
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B3/00—Drying solid materials or objects by processes involving the application of heat
- F26B3/02—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G15/00—Details
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G9/00—Cleaning by flushing or washing, e.g. with chemical solvents
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention relates to the technical field of cleaning of ice machine units, in particular to a cleaning and maintenance method for an ice machine unit for scaling. The technical scheme comprises the following steps: disassembling components of an ice machine set, and placing the disassembled components in a first acidic solution tank; soaking the component in the first acidic solution tank for 15-35min, and washing the component with water through a water spray head; putting the washed component into an acidic solution tank II, and soaking for 10 min; after the soaking time is over, washing the components through a high-pressure spraying component, and air-drying the washed components through an air dryer; and electroplating each component through an electroplating bath. The method has the advantages that the cleaning steps are simple, the assembly is subjected to acid washing and water washing for multiple times, the damage to the outer surface of the assembly is avoided through intermittent cleaning, the sludge removing effect is improved through high-pressure spraying, the surface of the metal assembly is subjected to electroplating treatment, the coated film is effectively maintained, the adhesion of dirt is reduced through smooth coating, the cleaned sludge is subjected to centralized treatment, the cleaning and maintenance efficiency is effectively improved, and the method is suitable for popularization and use.
Description
Technical Field
The invention relates to the technical field of cleaning of ice machine units, in particular to a cleaning and maintenance method for an ice machine unit for scaling.
Background
The ice machine assembly occupies important components in cooling water circulation, the ice machine unit needs to be maintained and cleaned regularly, due to different hardness of cooling water, a large amount of water scale is generated in the internal structure of the ice machine unit, the working efficiency of the ice machine unit and a cooling tower is affected after equipment is scaled, and economic loss, energy consumption loss and instability of a factory system are brought. Particularly, the copper tubes of the heat recovery condenser of the ice machine unit are seriously scaled and deposited with slime, and after the copper tubes of the condenser of the ice machine unit are scaled, scale is formed on the tube wall of a heat exchange surface, so that the heat exchange efficiency is reduced, the compressor of the ice machine is in a high-load state for a long time, the energy loss is large, the pressure of a high-pressure part and a low-pressure part is overlarge, the refrigeration compressor is damaged, and the current damage to one screw type refrigeration compressor needs to spend a large amount of time and money, and simultaneously causes the risk of instability of a factory system, thereby influencing the production. Therefore, the ice machine unit needs to be cleaned and maintained regularly, the assembly is soaked by strong acid in the existing cleaning means, and the metal assembly is damaged while dirt is removed by the treatment method, so that the service life of the metal assembly is shortened, the cleaning and maintenance cost is increased, and the energy consumption is increased; in order to improve the cleaning effect of the components, a cleaning and maintenance method for the ice maker unit for scaling is provided.
Disclosure of Invention
The purpose of the invention is to solve the problems existing in the background art: the existing cleaning means is to soak the components with strong acid, and the treatment method can damage the metal components while removing dirt, so that the service life of the metal components is shortened, the cleaning and maintenance cost is increased, the energy consumption is increased, and the like.
The technical scheme of the invention is as follows: a cleaning and maintaining method for a scaling ice machine unit comprises the following steps:
disassembling components of an ice machine set, and placing the disassembled components in a first acidic solution tank;
soaking the component in the first acidic solution tank for 15-35min, and washing the component with water through a water spray head;
putting the washed component into an acidic solution tank II, and soaking for 10 min;
after the soaking time is over, washing the components through a high-pressure spraying component, and air-drying the washed components through an air dryer;
and electroplating each component through an electroplating bath.
Preferably, the acidic solution in the first acidic solution tank is a 3% -9% sulfuric acid solution, and the acidic solution in the second acidic solution tank is a 11% -13% hydrochloric acid solution.
Preferably, 3% of the sterilizing and algae-killing cleaning agent is added into the first acidic solution tank, 7.5% of the oxidizing bactericide is added into the second acidic solution tank, and 7.5% of the non-oxidizing bactericide is added into the second acidic solution tank.
Preferably, the high pressure spray assembly includes the box, the division board of vertical setting is installed to the inner wall of box, one side of division board is equipped with the push rod motor of installing at the top inner wall of box, the output of push rod motor is connected with the clamp plate, the clamp plate top is connected with the pull rod, pull rod top fixedly connected with stay cord, the other end of stay cord is connected with the slide, the below of slide is connected with the slide bar, the bottom of slide bar is connected with the partition panel, the water pump is installed to one side of box, the output of water pump is connected with the raceway, the other end of raceway is provided with the water tank, the output of water tank is equipped with the diversion board, the below of diversion board is equipped with the bushing.
Preferably, one end of the bushing is connected with the inner wall of one side of the box body, the other end of the bushing is fixedly connected with the partition plate, an outlet is formed in the partition plate, a cavity formed in the partition plate is formed in the top of the outlet, and a mounting groove formed in the partition plate is formed below the outlet.
Preferably, the slide plate is in sliding connection with the inner wall of the cavity, a sliding hole is formed in the top of the cavity, the pull rope penetrates through the sliding hole, a spring is connected to the bottom of the slide plate and sleeved on the outer ring of the slide rod, and the partition plate is installed in a manner of corresponding to the installation groove in an adaptive manner.
Preferably, a placing basket is arranged below the pressing plate, a pulling opening is formed in one side of the box body, the placing basket is installed with the pulling hole in a sliding mode, and the outer diameter of the pressing plate is smaller than the inner diameter of the placing basket.
Preferably, a plurality of high-pressure spray heads are arranged at the bottom of the water distribution plate in an array mode, a placing opening is formed in the front face of the box body, and a baffle is arranged on the placing opening.
Preferably, a filter plate is installed at one end of the water pump and located inside the box body, a liquid inlet is formed in the back face of the water tank, a liquid guide pipe is installed on the partition plate, and a valve is arranged on the liquid guide pipe.
Preferably, the upper part of the bushing is a cleaning area, and the lower part of the bushing is a water storage area.
Compared with the prior art, the invention has the following beneficial technical effects:
1. according to the invention, the disassembled component is subjected to intermittent cross pickling and water washing, and different solvents are used for pickling, so that the dissolving effect of different stubborn dirt is improved, the pickling is more thorough, the intermittent pickling, the water washing, the pickling and the water washing avoid the damage caused by excessive pickling of the metal component, the service life of the component is prolonged, the surface of the metal component is compensated through electroplating treatment after cleaning, a coating film is formed to protect the outer wall of the component, the surface of the electroplated metal component is smoother, the possibility of scale accumulation is reduced, the possibility of scale adhesion to the surface of the component is further reduced, the cleaning period is prolonged, and the damage caused by cleaning the component each time is reduced;
2. according to the invention, through the arrangement of the high-pressure spraying assembly, the assembly is washed at high pressure, so that dirt in a gap of a connecting piece of the assembly can be washed, the partition plate is pulled upwards to open the outlet by starting the push rod motor, so that the dirt flows into the placing basket through the inclined surface on one side of the bushing plate, the push rod motor pushes the pressing plate downwards, the dirt in the placing basket is compressed, water is taken out, and the dirt is conveniently concentrated;
3. in conclusion, the cleaning steps are simple, the assembly is subjected to acid washing and water washing for multiple times, the outer surface of the assembly is prevented from being damaged due to intermittent cleaning, the sludge removing effect is improved due to high-pressure spraying, the surface of the metal assembly is subjected to electroplating treatment to form a coating film effective maintenance assembly, the adhesion of dirt is reduced due to smooth coating, the cleaned sludge is subjected to centralized treatment, the operation amount of secondary sludge cleaning is reduced, the cleaning and maintenance efficiency is effectively improved, and the cleaning and maintenance method is suitable for popularization and use.
Drawings
FIG. 1 is a schematic structural view of a high pressure spray assembly of the present invention;
fig. 2 is a partially enlarged structural view of a portion a of fig. 1.
Reference numerals: 1. a box body; 2. a partition plate; 3. a push rod motor; 4. pressing a plate; 5. placing a basket; 6. a pull rod; 7. pulling a rope; 8. a slide plate; 9. a slide bar; 10. a partition panel; 11. a spring; 12. a bushing; 13. a cleaning zone; 14. a water storage area; 15. a water pump; 16. a water delivery pipe; 17. a water tank; 18. and (5) a water distribution plate.
Detailed Description
The technical solution of the present invention is further explained with reference to the accompanying drawings and specific embodiments.
Example one
As shown in fig. 1-2, the method for cleaning and maintaining the scaled ice maker unit according to the present invention comprises the following steps:
disassembling components of an ice machine set, and placing the disassembled components in a first acidic solution tank;
soaking the assembly in the first acidic solution tank for 15min, and washing the assembly with water through a water spray head;
putting the washed component into an acidic solution tank II, and soaking for 10 min;
after the soaking time is over, washing the components through a high-pressure spraying component, and air-drying the washed components through an air dryer;
electroplating each component through an electroplating bath;
the acid solution in the first acid solution tank is a 3% sulfuric acid solution, and the acid solution in the second acid solution tank is an 11% hydrochloric acid solution; 3% of sterilizing and algae-killing cleaning agent is added into the first acidic solution tank, 7.5% of oxidizing bactericide is added into the second acidic solution tank, and 7.5% of non-oxidizing bactericide is added into the second acidic solution tank; the high-pressure spraying assembly comprises a box body 1, a vertically arranged partition plate 2 is mounted on the inner wall of the box body 1, a push rod motor 3 mounted on the inner wall of the top of the box body 1 is arranged on one side of the partition plate 2, the output end of the push rod motor 3 is connected with a pressing plate 4, a pull rod 6 is connected above the pressing plate 4, a pull rope 7 is fixedly connected to the top of the pull rod 6, a sliding plate 8 is connected to the other end of the pull rope 7, a sliding rod 9 is connected to the lower portion of the sliding plate 8, a partition plate 10 is connected to the bottom of the sliding rod 9, a water pump 15 is mounted on one side of the box body 1, a water delivery pipe 16 is connected to the output end of the water pump 15, a water tank 17 is arranged at the other end of the water delivery pipe 16, a water diversion plate 18 is arranged at the output end of the water tank 17, and a leakage plate 12 is arranged below the water diversion plate 18; one end of the bushing 12 is connected with the inner wall of one side of the box body 1, the other end of the bushing 12 is fixedly connected with the partition plate 2, an outlet is formed in the partition plate 2, a cavity formed in the partition plate 2 is formed in the top of the outlet, and a mounting groove formed in the partition plate 2 is formed below the outlet; the sliding plate 8 is connected with the inner wall of the cavity in a sliding mode, a sliding hole is formed in the top of the cavity, the pull rope 7 penetrates through the sliding hole, the bottom of the sliding plate 8 is connected with a spring 11, the spring 11 is sleeved on the outer ring of the sliding rod 9, and the partition plate 10 is correspondingly installed in a matching mode with the installation groove; a placing basket 5 is arranged below the pressing plate 4, a pulling opening is formed in one side of the box body 1, the placing basket 5 is installed with the pulling hole in a sliding mode, and the outer diameter of the pressing plate 4 is smaller than the inner diameter of the placing basket 5; a plurality of high-pressure spray heads are arranged at the bottom of the water distribution plate 18 in an array mode, a placing opening is formed in the front face of the box body 1, and a baffle is arranged on the placing opening; the filter is installed to the one end of water pump 15, and the filter is located the inside of box 1, the back of water tank 17 is equipped with the inlet, install the catheter on the division board 2, and be equipped with the valve on the catheter.
In the embodiment, when a high-pressure spray assembly is used for washing, the assembly is placed on the bushing 12 through the front face of the box body 1, the water tank 17 washes the assembly at high pressure through the water diversion plate 18 and the high-pressure spray head, so that mud dirt falls on the bushing 12, water flows in the water storage area 14, the water pump 15 lifts water for use, the water is lifted into the water inlet tank 17 under the guide of the water conveying pipe 16, the mud dirt is treated after washing, the water spray head sprays water to wash the mud dirt, the push rod motor 3 is started at the moment, the output end of the push rod motor 3 pushes the pressure plate 4 and the pull rod 6 downwards, the pull rope 7 is pulled by the pull rod 6 along the slide hole, the slide plate 8 is lifted along the cavity, the slide rod 9 and the spring 11 are pulled, the partition plate 10 is pulled into the cavity, the outlet is opened at the moment, the mud dirt is washed into the placing basket 5, and is compressed in the placing basket 5 under the continuous downward pushing of the pressure plate 4, the materials are collected and taken out through the placing basket 5 for treatment.
Example two
As shown in fig. 1-2, compared to the first embodiment, the method for cleaning and maintaining the ice maker unit for scaling according to the present invention further includes the following steps:
disassembling components of an ice machine set, and placing the disassembled components in a first acidic solution tank;
soaking the assembly in the first acidic solution tank for 25min, and washing the assembly with water through a water spray head;
putting the washed component into an acidic solution tank II, and soaking for 10 min;
after the soaking time is over, washing the components through a high-pressure spraying component, and air-drying the washed components through an air dryer;
electroplating each component through an electroplating bath;
the acid solution in the first acid solution tank is a 6% sulfuric acid solution, and the acid solution in the second acid solution tank is a 12% hydrochloric acid solution; 3% of sterilizing and algae-killing cleaning agent is added into the first acidic solution tank, 7.5% of oxidizing bactericide is added into the second acidic solution tank, and 7.5% of non-oxidizing bactericide is added into the second acidic solution tank.
EXAMPLE III
As shown in fig. 1 and fig. 2, compared to the first embodiment or the second embodiment, the method for cleaning and maintaining the ice maker unit for fouling according to the present invention further includes the following steps:
disassembling components of an ice machine set, and placing the disassembled components in a first acidic solution tank;
soaking the assembly in the first acidic solution tank for 35min, and washing the assembly with water through a water spray head;
putting the washed component into an acidic solution tank II, and soaking for 10 min;
after the soaking time is over, washing the components through a high-pressure spraying component, and air-drying the washed components through an air dryer;
electroplating each component through an electroplating bath;
the acid solution in the first acid solution tank is a 9% sulfuric acid solution, and the acid solution in the second acid solution tank is a 13% hydrochloric acid solution; 3% of sterilizing and algae-killing cleaning agent is added into the first acidic solution tank, 7.5% of oxidizing bactericide is added into the second acidic solution tank, and 7.5% of non-oxidizing bactericide is added into the second acidic solution tank.
With reference to the first to third embodiments, the time for immersing the component in the first acidic solution tank is different, the concentrations of the sulfuric acid solution in the first acidic solution tank and the hydrochloric acid solution in the second acidic solution tank are different, the cleaning effect of the cleaned metal component is also different, and the cleanliness of the cleaned metal component is the highest in the second embodiment of the present invention.
The above embodiments are merely some preferred embodiments of the present invention, and those skilled in the art can make various alternative modifications and combinations of the above embodiments based on the technical solution of the present invention and the related teaching of the above embodiments.
Claims (10)
1. A cleaning and maintaining method for a scaling ice machine unit is characterized by comprising the following steps:
disassembling components of an ice machine set, and placing the disassembled components in a first acidic solution tank;
soaking the component in the first acidic solution tank for 15-35min, and washing the component with water through a water spray head;
putting the washed component into an acidic solution tank II, and soaking for 10 min;
after the soaking time is over, washing the components through a high-pressure spraying component, and air-drying the washed components through an air dryer;
and electroplating each component through an electroplating bath.
2. The method as claimed in claim 1, wherein the acidic solution in the first acidic solution tank is 3% -9% sulfuric acid solution, and the acidic solution in the second acidic solution tank is 11% -13% hydrochloric acid solution.
3. The method as claimed in claim 1, wherein 3% of sterilizing and algae-removing detergent is added to the first acidic solution tank, 7.5% of oxidizing bactericide is added to the second acidic solution tank, and 7.5% of non-oxidizing bactericide is added to the second acidic solution tank.
4. The cleaning and maintaining method for the ice maker unit used for scaling as claimed in claim 1, wherein the high-pressure spraying assembly comprises a box body (1), a partition plate (2) vertically arranged is installed on the inner wall of the box body (1), a push rod motor (3) installed on the inner wall of the top of the box body (1) is arranged on one side of the partition plate (2), the output end of the push rod motor (3) is connected with a pressing plate (4), a pull rod (6) is connected above the pressing plate (4), a pull rope (7) is fixedly connected to the top of the pull rod (6), a sliding plate (8) is connected to the other end of the pull rope (7), a sliding rod (9) is connected below the sliding plate (8), a partition plate (10) is connected to the bottom of the sliding rod (9), a water pump (15) is installed on one side of the box body (1), and a water delivery pipe (16) is connected to the output end of the water pump (15), the water-saving device is characterized in that a water tank (17) is arranged at the other end of the water conveying pipe (16), a water distribution plate (18) is arranged at the output end of the water tank (17), and a leakage plate (12) is arranged below the water distribution plate (18).
5. The cleaning and maintenance method for the ice maker unit used for scaling as claimed in claim 4, wherein one end of the bushing (12) is connected with one side inner wall of the box body (1), the other end of the bushing (12) is fixedly connected with the partition plate (2), the partition plate (2) is provided with an outlet, the top of the outlet is provided with a cavity arranged in the partition plate (2), and a mounting groove arranged on the partition plate (2) is arranged below the outlet.
6. The cleaning and maintenance method for the ice maker unit used for scaling as claimed in claim 5, wherein the sliding plate (8) is connected with the inner wall of the cavity in a sliding manner, a sliding hole is formed in the top of the cavity, the pulling rope (7) penetrates through the sliding hole, the bottom of the sliding plate (8) is connected with a spring (11), the spring (11) is sleeved on the outer ring of the sliding rod (9), and the partition plate (10) is correspondingly installed in a matching manner with the installation groove.
7. The cleaning and maintenance method for the ice machine unit with the scale formation according to claim 4, characterized in that a placing basket (5) is arranged below the pressure plate (4), a pulling opening is arranged on one side of the box body (1), the placing basket (5) is slidably mounted with the pulling hole, and the outer diameter of the pressure plate (4) is smaller than the inner diameter of the placing basket (5).
8. The cleaning and maintenance method for the ice maker unit used for scaling as claimed in claim 4, wherein a plurality of high pressure nozzles are installed at the bottom of the water diversion plate (18) in an array manner, a placing opening is opened on the front surface of the box body (1), and a baffle is installed on the placing opening.
9. The cleaning and maintenance method for the ice maker unit used for scaling as claimed in claim 4, wherein a filter plate is installed at one end of the water pump (15) and is positioned inside the box body (1), a liquid inlet is arranged at the back of the water tank (17), a liquid guide pipe is installed on the partition plate (2), and a valve is arranged on the liquid guide pipe.
10. The cleaning and maintenance method for the ice maker unit used for scaling according to claim 4, characterized in that the upper part of the bushing (12) is a cleaning area (13), and the lower part of the bushing (12) is a water storage area (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111281746.0A CN114086190A (en) | 2021-11-01 | 2021-11-01 | Cleaning and maintaining method for ice machine unit for scaling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111281746.0A CN114086190A (en) | 2021-11-01 | 2021-11-01 | Cleaning and maintaining method for ice machine unit for scaling |
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| CN114086190A true CN114086190A (en) | 2022-02-25 |
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| CN202111281746.0A Pending CN114086190A (en) | 2021-11-01 | 2021-11-01 | Cleaning and maintaining method for ice machine unit for scaling |
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| CN101816896A (en) * | 2010-04-26 | 2010-09-01 | 天津工业大学 | Method for cleaning calcium sulfate dirt of reverse osmosis membrane or nanofiltration membrane |
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| CN105755486A (en) * | 2014-12-13 | 2016-07-13 | 重庆迎瑞升压铸有限公司 | Stainless steel room temperature pickling process |
| CN107502905A (en) * | 2017-10-25 | 2017-12-22 | 苏州华丰不锈钢紧固件有限公司 | A kind of acid cleaning process for effectively removing thick oxide film |
| CN108465380A (en) * | 2018-05-31 | 2018-08-31 | 四川奥恒环保科技有限公司 | The cleaning method of reverse osmosis membrane |
| CN211936408U (en) * | 2020-03-17 | 2020-11-17 | 福州盈科水处理工程有限公司 | Reverse osmosis membrane off-line cleaning integrated device |
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2021
- 2021-11-01 CN CN202111281746.0A patent/CN114086190A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101816896A (en) * | 2010-04-26 | 2010-09-01 | 天津工业大学 | Method for cleaning calcium sulfate dirt of reverse osmosis membrane or nanofiltration membrane |
| CN104482526A (en) * | 2014-11-28 | 2015-04-01 | 徐春 | Processing unit for boiler cleaning connector of supercritical unit and cleaning process thereof |
| CN105755486A (en) * | 2014-12-13 | 2016-07-13 | 重庆迎瑞升压铸有限公司 | Stainless steel room temperature pickling process |
| CN107502905A (en) * | 2017-10-25 | 2017-12-22 | 苏州华丰不锈钢紧固件有限公司 | A kind of acid cleaning process for effectively removing thick oxide film |
| CN108465380A (en) * | 2018-05-31 | 2018-08-31 | 四川奥恒环保科技有限公司 | The cleaning method of reverse osmosis membrane |
| CN211936408U (en) * | 2020-03-17 | 2020-11-17 | 福州盈科水处理工程有限公司 | Reverse osmosis membrane off-line cleaning integrated device |
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