CN106835146B - A kind of atomization rust-proofing method of large scale equipment interior metal and metal inner cavity surface - Google Patents
A kind of atomization rust-proofing method of large scale equipment interior metal and metal inner cavity surface Download PDFInfo
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- CN106835146B CN106835146B CN201710073942.6A CN201710073942A CN106835146B CN 106835146 B CN106835146 B CN 106835146B CN 201710073942 A CN201710073942 A CN 201710073942A CN 106835146 B CN106835146 B CN 106835146B
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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
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/02—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in air or gases by adding vapour phase inhibitors
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- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses a kind of large scale equipment interior metal and the atomization rust-proofing methods of metal inner cavity surface, comprising the following steps: S1 is tentatively cleared up by internal environment of the blower to large scale equipment；Ultrasonic ultrasonic delay line memory and drying equipment, are placed in the side of large scale equipment by S2, and check the antirust solution shelf-life, it is ensured that the validity of antirust solution；Antirust solution is added into ultrasonic ultrasonic delay line memory by S3, by the inside of the gas outlet alignment large scale equipment of ultrasonic ultrasonic delay line memory, and drying equipment is directed at large scale equipment；S4 first starts ultrasonic ultrasonic delay line memory, and the frequency of oscillation of ultrasonic ultrasonic delay line memory is 1.8-2.3MHz, continues 1-10min, so that the inner metal surfaces of large scale equipment are all soaked.The present invention is without dismounting equipment; and to metal and other any materials without any injury; this method relies primarily on ultrasonic atomization technique and special antirust product technology, and the atomization of antirust liquid product is added to inside large scale equipment using ultrasonic atomization technique, effectively carries out corrosion protection.
Description
Technical field
The present invention relates in metal material technical field of rust prevention more particularly to a kind of large scale equipment interior metal and wire chamber
The atomization rust-proofing method on surface.
Background technique
There are many important metal components inside large scale equipment, and such more volumes of equipment are larger, are worth higher, structure
Complexity, inconvenience dismounting, or even need to work in the case where temperature and humidity changes apparent outdoor environment for a long time, such as large-scale wind electricity,
Offshore platform gear-box, distribution box, wind-powered electricity generation cabinet etc..Due to its own design feature, in addition to permanent antirust guarantor can be carried out
Outside the metal parts of shield, remaining metal parts is difficult to obtain effective corrosion protection, it is easy to be encroached on, cause whole by corrosion
The shortening of a service life of equipment influences to operate normally use.
Summary of the invention
Technical problems based on background technology, the invention proposes in a kind of large scale equipment interior metal and wire chamber
The atomization rust-proofing method on surface.
The atomization rust-proofing method of a kind of large scale equipment interior metal proposed by the present invention and metal inner cavity surface, including it is following
Step:
S1 is tentatively cleared up by internal environment of the blower to large scale equipment；
Ultrasonic ultrasonic delay line memory and drying equipment, are placed in the side of large scale equipment by S2, and check the antirust solution shelf-life, it is ensured that
The validity of antirust solution；
Antirust solution is added into ultrasonic ultrasonic delay line memory by S3, will be in the gas outlet alignment large scale equipment of ultrasonic ultrasonic delay line memory
Portion, and drying equipment is directed at large scale equipment；
S4 first starts ultrasonic ultrasonic delay line memory, and the frequency of oscillation of ultrasonic ultrasonic delay line memory is 1.8-2.3MHz, continues 1-10min,
So that the inner metal surfaces of large scale equipment are all soaked, it, will using electronics high frequency oscillation and the high-frequency resonant of ceramic atomizing piece
Aqueous water minor structure in antirust solution breaks up and generates water mist, and water mist enters the inside of large scale equipment, and is attached to manually not
Just the metal component surface operated forms protection film layer, restarts drying equipment, and the temperature of drying equipment is 40-80 DEG C, does
The dry time is 10-30min；
S5 removes ultrasonic ultrasonic delay line memory and drying equipment, completes the antirust work of large scale equipment internal metallic material；
Wherein: containing vapour phase inhibitor in the antirust solution, the vapour phase inhibitor includes the raw material of following parts by weight: carbon
5-15 parts of sour hydrogen sodium, 0.1-1 parts of naphthols antirust agent, 3-10 parts of benzotriazole, 1-3 parts of fungicide, 20-40 parts of water；
Further, the vapour phase inhibitor includes the raw material of following parts by weight: 10 parts of sodium bicarbonate, naphthols antirust agent 0.5
Part, 7 parts of benzotriazole, 2 parts of fungicide, 30 parts of water.
Preferably, the large scale equipment is large-scale wind electricity.
Preferably, the large scale equipment is offshore platform gear-box.
Preferably, the large scale equipment is distribution box.
Preferably, the large scale equipment is wind-powered electricity generation cabinet.
Preferably, the antirust solution is stored in the environment of 4-60 DEG C.
The present invention is without dismounting equipment, and to metal and other any materials without any injury, this method is main
By ultrasonic atomization technique and special antirust product technology, antirust liquid product is atomized using ultrasonic atomization technique and is added
To inside large scale equipment, so that it is attached to the metal component surface of artificial inconvenient operation, forms certain thickness protection film layer,
Metallic substrates are infiltrated, one layer of hydrophobic layer, barrier water and other electrolyte is formed in metal surface, effectively prevent black and have coloured gold
Corrosion reaction occurs for metal surface, realizes corrosion protection.
Specific embodiment
Combined with specific embodiments below the present invention is made further to explain.
Embodiment one
The atomization rust-proofing method of a kind of large scale equipment interior metal proposed by the present invention and metal inner cavity surface, including it is following
Step:
S1 is tentatively cleared up by internal environment of the blower to large scale equipment；
Ultrasonic ultrasonic delay line memory and drying equipment, are placed in the side of large scale equipment by S2, and check the antirust solution shelf-life, it is ensured that
The validity of antirust solution；
Antirust solution is added into ultrasonic ultrasonic delay line memory by S3, will be in the gas outlet alignment large scale equipment of ultrasonic ultrasonic delay line memory
Portion, and drying equipment is directed at large scale equipment；
S4 first starts ultrasonic ultrasonic delay line memory, and the frequency of oscillation of ultrasonic ultrasonic delay line memory is 1.8MHz, continues 1min, so that greatly
The inner metal surfaces of type equipment are all soaked, using electronics high frequency oscillation and the high-frequency resonant of ceramic atomizing piece, by antirust solution
In aqueous water minor structure break up and generate water mist, water mist enters the inside of large scale equipment, and is attached to artificial inconvenient operation
Metal component surface, form protection film layer, restart drying equipment, the temperature of drying equipment is 40 DEG C, and drying time is
30min；
S5 removes ultrasonic ultrasonic delay line memory and drying equipment, completes the antirust work of large scale equipment internal metallic material；
Wherein: containing vapour phase inhibitor in the antirust solution, the vapour phase inhibitor includes the raw material of following parts by weight: carbon
5-15 parts of sour hydrogen sodium, 0.1-1 parts of naphthols antirust agent, 3-10 parts of benzotriazole, 1-3 parts of fungicide, 20-40 parts of water；
Further, the vapour phase inhibitor includes the raw material of following parts by weight: 10 parts of sodium bicarbonate, naphthols antirust agent 0.5
Part, 7 parts of benzotriazole, 2 parts of fungicide, 30 parts of water.
Embodiment two
The atomization rust-proofing method of a kind of large scale equipment interior metal proposed by the present invention and metal inner cavity surface, including it is following
Step:
S1 is tentatively cleared up by internal environment of the blower to large scale equipment；
Ultrasonic ultrasonic delay line memory and drying equipment, are placed in the side of large scale equipment by S2, and check the antirust solution shelf-life, it is ensured that
The validity of antirust solution；
Antirust solution is added into ultrasonic ultrasonic delay line memory by S3, will be in the gas outlet alignment large scale equipment of ultrasonic ultrasonic delay line memory
Portion, and drying equipment is directed at large scale equipment；
S4 first starts ultrasonic ultrasonic delay line memory, and the frequency of oscillation of ultrasonic ultrasonic delay line memory is 1.9MHz, continues 3min, so that greatly
The inner metal surfaces of type equipment are all soaked, using electronics high frequency oscillation and the high-frequency resonant of ceramic atomizing piece, by antirust solution
In aqueous water minor structure break up and generate water mist, water mist enters the inside of large scale equipment, and is attached to artificial inconvenient operation
Metal component surface, form protection film layer, restart drying equipment, the temperature of drying equipment is 50 DEG C, and drying time is
25min；
S5 removes ultrasonic ultrasonic delay line memory and drying equipment, completes the antirust work of large scale equipment internal metallic material；
Wherein: containing vapour phase inhibitor in the antirust solution, the vapour phase inhibitor includes the raw material of following parts by weight: carbon
5-15 parts of sour hydrogen sodium, 0.1-1 parts of naphthols antirust agent, 3-10 parts of benzotriazole, 1-3 parts of fungicide, 20-40 parts of water；
Further, the vapour phase inhibitor includes the raw material of following parts by weight: 10 parts of sodium bicarbonate, naphthols antirust agent 0.5
Part, 7 parts of benzotriazole, 2 parts of fungicide, 30 parts of water.
Embodiment three
The atomization rust-proofing method of a kind of large scale equipment interior metal proposed by the present invention and metal inner cavity surface, including it is following
Step:
S1 is tentatively cleared up by internal environment of the blower to large scale equipment；
Ultrasonic ultrasonic delay line memory and drying equipment, are placed in the side of large scale equipment by S2, and check the antirust solution shelf-life, it is ensured that
The validity of antirust solution；
Antirust solution is added into ultrasonic ultrasonic delay line memory by S3, will be in the gas outlet alignment large scale equipment of ultrasonic ultrasonic delay line memory
Portion, and drying equipment is directed at large scale equipment；
S4 first starts ultrasonic ultrasonic delay line memory, and the frequency of oscillation of ultrasonic ultrasonic delay line memory is 2.0MHz, continues 5min, so that greatly
The inner metal surfaces of type equipment are all soaked, using electronics high frequency oscillation and the high-frequency resonant of ceramic atomizing piece, by antirust solution
In aqueous water minor structure break up and generate water mist, water mist enters the inside of large scale equipment, and is attached to artificial inconvenient operation
Metal component surface, form protection film layer, restart drying equipment, the temperature of drying equipment is 60 DEG C, and drying time is
20min；
S5 removes ultrasonic ultrasonic delay line memory and drying equipment, completes the antirust work of large scale equipment internal metallic material；
Wherein: containing vapour phase inhibitor in the antirust solution, the vapour phase inhibitor includes the raw material of following parts by weight: carbon
5-15 parts of sour hydrogen sodium, 0.1-1 parts of naphthols antirust agent, 3-10 parts of benzotriazole, 1-3 parts of fungicide, 20-40 parts of water；
Further, the vapour phase inhibitor includes the raw material of following parts by weight: 10 parts of sodium bicarbonate, naphthols antirust agent 0.5
Part, 7 parts of benzotriazole, 2 parts of fungicide, 30 parts of water.
Example IV
The atomization rust-proofing method of a kind of large scale equipment interior metal proposed by the present invention and metal inner cavity surface, including it is following
Step:
S1 is tentatively cleared up by internal environment of the blower to large scale equipment；
Ultrasonic ultrasonic delay line memory and drying equipment, are placed in the side of large scale equipment by S2, and check the antirust solution shelf-life, it is ensured that
The validity of antirust solution；
Antirust solution is added into ultrasonic ultrasonic delay line memory by S3, will be in the gas outlet alignment large scale equipment of ultrasonic ultrasonic delay line memory
Portion, and drying equipment is directed at large scale equipment；
S4 first starts ultrasonic ultrasonic delay line memory, and the frequency of oscillation of ultrasonic ultrasonic delay line memory is 2.2MHz, continues 8min, so that greatly
The inner metal surfaces of type equipment are all soaked, using electronics high frequency oscillation and the high-frequency resonant of ceramic atomizing piece, by antirust solution
In aqueous water minor structure break up and generate water mist, water mist enters the inside of large scale equipment, and is attached to artificial inconvenient operation
Metal component surface, form protection film layer, restart drying equipment, the temperature of drying equipment is 70 DEG C, and drying time is
15min；
S5 removes ultrasonic ultrasonic delay line memory and drying equipment, completes the antirust work of large scale equipment internal metallic material；
Wherein: containing vapour phase inhibitor in the antirust solution, the vapour phase inhibitor includes the raw material of following parts by weight: carbon
5-15 parts of sour hydrogen sodium, 0.1-1 parts of naphthols antirust agent, 3-10 parts of benzotriazole, 1-3 parts of fungicide, 20-40 parts of water；
Further, the vapour phase inhibitor includes the raw material of following parts by weight: 10 parts of sodium bicarbonate, naphthols antirust agent 0.5
Part, 7 parts of benzotriazole, 2 parts of fungicide, 30 parts of water.
Embodiment five
The atomization rust-proofing method of a kind of large scale equipment interior metal proposed by the present invention and metal inner cavity surface, including it is following
Step:
S1 is tentatively cleared up by internal environment of the blower to large scale equipment；
Ultrasonic ultrasonic delay line memory and drying equipment, are placed in the side of large scale equipment by S2, and check the antirust solution shelf-life, it is ensured that
The validity of antirust solution；
Antirust solution is added into ultrasonic ultrasonic delay line memory by S3, will be in the gas outlet alignment large scale equipment of ultrasonic ultrasonic delay line memory
Portion, and drying equipment is directed at large scale equipment；
S4 first starts ultrasonic ultrasonic delay line memory, and the frequency of oscillation of ultrasonic ultrasonic delay line memory is 2.3MHz, continues 10min, so that greatly
The inner metal surfaces of type equipment are all soaked, using electronics high frequency oscillation and the high-frequency resonant of ceramic atomizing piece, by antirust solution
In aqueous water minor structure break up and generate water mist, water mist enters the inside of large scale equipment, and is attached to artificial inconvenient operation
Metal component surface, form protection film layer, restart drying equipment, the temperature of drying equipment is 80 DEG C, and drying time is
10min；
S5 removes ultrasonic ultrasonic delay line memory and drying equipment, completes the antirust work of large scale equipment internal metallic material；
Wherein: containing vapour phase inhibitor in the antirust solution, the vapour phase inhibitor includes the raw material of following parts by weight: carbon
5-15 parts of sour hydrogen sodium, 0.1-1 parts of naphthols antirust agent, 3-10 parts of benzotriazole, 1-3 parts of fungicide, 20-40 parts of water；
Further, the vapour phase inhibitor includes the raw material of following parts by weight: 10 parts of sodium bicarbonate, naphthols antirust agent 0.5
Part, 7 parts of benzotriazole, 2 parts of fungicide, 30 parts of water.
In the present invention, to offshore platform gear-box carry out antirust treatment when, can by peep hole by antirust solution with ultrasound
The mode of wave atomization fills inside gear-box, so that antirust solution is uniformly adhered to gear surface, thus to a large amount of teeth in its inside
Wheel carries out corrosion protection, and in general, the present invention claims metal surfaces all to have soaked, and can reliably extend mist to ask
Change the time, if liquid starts to drip along the metal surface, prevents so that equipment cavity interior bottom portion has hydrops that can stop addition
Become rusty liquid.
Antirust solution also can be used to flow coat and impregnate metal product use in the present invention, and method is to try to all tables of metal
Face is contacted with antirust liquid.Antirust solution using when allow liquid remained on surface to flow back to soaking compartment or liquid collecting box.It can be anti-
Flow coat or soak are used again, until liquid is dirty by the pollution such as grease, dust.Container sealing is kept when antirust solution stores, and is kept away
Exempt from the evaporation of water；Avoid solution and eyes and skin contact；Antirust solution is suitable for the loose mails such as nut, bolt, fastener, hardware
Self-contained antirust；Antirust suitable for outlet device and big machinery；Suitable for structure is complicated or inconvenience is produced using volatile rust prevention
The antirust of product.
Antirust time of the invention is 3-12 months.If you need to clean, neutrality mild detergent can be used to rinse.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. the atomization rust-proofing method of a kind of large scale equipment interior metal and metal inner cavity surface, which is characterized in that including following step
It is rapid:
S1 is tentatively cleared up by internal environment of the blower to large scale equipment；
Ultrasonic ultrasonic delay line memory and drying equipment, are placed in the side of large scale equipment by S2, and check the antirust solution shelf-life, it is ensured that antirust
The validity of liquid；
Antirust solution is added into ultrasonic ultrasonic delay line memory by S3, by the inside of the gas outlet alignment large scale equipment of ultrasonic ultrasonic delay line memory, and
Drying equipment is directed at large scale equipment；
S4 first starts ultrasonic ultrasonic delay line memory, and the frequency of oscillation of ultrasonic ultrasonic delay line memory is 1.8-2.3MHz, continues 1-10min, so that
The inner metal surfaces of large scale equipment are all soaked, using electronics high frequency oscillation and the high-frequency resonant of ceramic atomizing piece, by antirust
Aqueous water minor structure in liquid breaks up and generates water mist, and water mist enters the inside of large scale equipment, and is attached to artificial inconvenient behaviour
The metal component surface of work forms protection film layer, restarts drying equipment, the temperature of drying equipment is 40-80 DEG C, when dry
Between be 10-30min；
S5 removes ultrasonic ultrasonic delay line memory and drying equipment, completes the antirust work of large scale equipment internal metallic material；
Wherein: containing vapour phase inhibitor in the antirust solution, the vapour phase inhibitor includes the raw material of following parts by weight: bicarbonate
5-15 parts of sodium, 0.1-1 parts of naphthols antirust agent, 3-10 parts of benzotriazole, 1-3 parts of fungicide, 20-40 parts of water.
2. the atomization rust-proofing method of a kind of large scale equipment interior metal according to claim 1 and metal inner cavity surface,
It is characterized in that, the large scale equipment is large-scale wind electricity equipment.
3. the atomization rust-proofing method of a kind of large scale equipment interior metal according to claim 1 and metal inner cavity surface,
It is characterized in that, the large scale equipment is offshore platform gear-box.
4. the atomization rust-proofing method of a kind of large scale equipment interior metal according to claim 1 and metal inner cavity surface,
It is characterized in that, the large scale equipment is distribution box.
5. the atomization rust-proofing method of a kind of large scale equipment interior metal according to claim 1 and metal inner cavity surface,
It is characterized in that, the large scale equipment is wind-powered electricity generation cabinet.
6. the atomization rust-proofing method of a kind of large scale equipment interior metal according to claim 1 and metal inner cavity surface,
It is characterized in that, the antirust solution is stored in the environment of 4-60 DEG C.
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| CN201710073942.6A CN106835146B (en) | 2017-02-10 | 2017-02-10 | A kind of atomization rust-proofing method of large scale equipment interior metal and metal inner cavity surface |
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| CN110592593B (en) * | 2019-09-16 | 2021-11-16 | 天津中车四方轨道车辆有限公司 | Inner cavity corrosion prevention method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101161868A (en) * | 2007-11-16 | 2008-04-16 | 隋玉玲 | Method for preparing high-concentration gasified rust-proofing liquor |
| CN102373475A (en) * | 2010-08-11 | 2012-03-14 | 郁锋 | Gasified anti-rust liquid and its producing method |
| CN102601010A (en) * | 2011-03-30 | 2012-07-25 | 中国石油化工集团公司 | Natural gas pipe corrosion inhibitor coating device |
| CN105179486A (en) * | 2015-09-10 | 2015-12-23 | 安庆银泰轴承有限公司 | Surface treatment technology of air-conditioning bearing lining |
| CN205074169U (en) * | 2015-09-16 | 2016-03-09 | 国网陕西省电力公司渭南供电公司 | Device is applied paint with a brush to area rust treatment fluid based on ultrasonic wave |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1150276A (en) * | 1997-07-30 | 1999-02-23 | Fudo Kouban Kogyo Kk | Method for preventing rust after dew condensation or wetting with water |
-
2017
- 2017-02-10 CN CN201710073942.6A patent/CN106835146B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101161868A (en) * | 2007-11-16 | 2008-04-16 | 隋玉玲 | Method for preparing high-concentration gasified rust-proofing liquor |
| CN102373475A (en) * | 2010-08-11 | 2012-03-14 | 郁锋 | Gasified anti-rust liquid and its producing method |
| CN102601010A (en) * | 2011-03-30 | 2012-07-25 | 中国石油化工集团公司 | Natural gas pipe corrosion inhibitor coating device |
| CN105179486A (en) * | 2015-09-10 | 2015-12-23 | 安庆银泰轴承有限公司 | Surface treatment technology of air-conditioning bearing lining |
| CN205074169U (en) * | 2015-09-16 | 2016-03-09 | 国网陕西省电力公司渭南供电公司 | Device is applied paint with a brush to area rust treatment fluid based on ultrasonic wave |
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