CN106367757B - A kind of directional etching membrane module and its application method - Google Patents
A kind of directional etching membrane module and its application method Download PDFInfo
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- CN106367757B CN106367757B CN201610892742.9A CN201610892742A CN106367757B CN 106367757 B CN106367757 B CN 106367757B CN 201610892742 A CN201610892742 A CN 201610892742A CN 106367757 B CN106367757 B CN 106367757B
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- membrane body
- directional etching
- membrane
- opening
- water tank
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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
- C23F1/00—Etching metallic material by chemical means
- C23F1/10—Etching compositions
- C23F1/14—Aqueous compositions
- C23F1/16—Acidic compositions
- C23F1/28—Acidic compositions for etching iron group metals
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- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention discloses a kind of directional etching membrane module and its application method, the directional etching membrane module includes compound membrane body, and the composite membrane body forms the corrosion bag for accommodating water tank lid, and the corrosion bag is equipped with opening, and the opening is equipped with sealing strip；The compound membrane body includes outer layer membrane body and the internal layer membrane body with outer membrane bluk recombination, and inner layer film body surface face is equipped with foam, has hydrochloric acid solution in the foam, be additionally provided with one-way sucting valve on the compound membrane body.Such corrosion membrane module, has been discharged the influence of extraneous other gases and impurity, and reaction becomes controllable；The foam position in inner layer film body surface face can realize just genuine directional etching and reasonably designing simultaneously；Etch pit is generated by the steel piece surface after directional etching, steel part attaching surface product is increased in subsequent spraying, improves adhesion-tight degree.
Description
Technical field
The present invention relates to a kind of directional etching membrane module and its application methods.
Background technique
It is well known that existing water-storing tank uses the cabinet of steel largely to improve intensity, but the case of steel
Body is easy to cause to corrode in external environment, and reduces the service life.Be particularly in water tank upper end lid be easiest to it is rotten
Erosion, will cause using security issues for the water tank of some edible grades.Corrosion-inhibiting coating can be generally coated on water tank lid,
But the surface treatment of existing carbon-steel parts is smooth, and it is lower with the binding force of corrosion-inhibiting coating, pass through rotten quarter orient in carbon-steel parts table
Some concave surfaces can increase its surface area, and the bonded area of coat can be improved, and improve and combine effect, the later period is prevented to be detached from.
The prior art is badly in need of a kind of directional etching membrane module and its application method that corrosion can be oriented to carbon-steel parts surface.
Summary of the invention
It is an object of the invention to overcome defect existing in the prior art, carbon-steel parts surface can be carried out by providing one kind
The directional etching membrane module and its application method of directional etching.
To achieve the above object, the technical solution of the present invention is to provide a kind of directional etching membrane module, the orientation is rotten
Losing membrane module includes compound membrane body, and the composite membrane body forms the corrosion bag for accommodating water tank lid, and the corrosion bag is equipped with
Opening, the opening are equipped with sealing strip；The compound membrane body includes outer layer membrane body and the internal layer membrane body with outer membrane bluk recombination, institute
It states inner layer film body surface face and is equipped with foam, have hydrochloric acid solution in the foam, be additionally provided with one-way sucting valve on the compound membrane body.
Such corrosion membrane module, has been discharged the influence of extraneous other gases and impurity, and reaction becomes controllable；Internal layer simultaneously
The foam position on membrane body surface can realize just genuine directional etching and reasonably designing；Pass through the steel after directional etching
Part surface generates etch pit, and steel part attaching surface product is increased in subsequent spraying, improves adhesion-tight degree.
Preferably, the sealing strip includes strip and the card slot with strip cooperation, the strip and card slot are set respectively
It sets on two layers of compound membrane body of opening.Such design is conducive to disassembling section.
A kind of application method of directional etching membrane module, the application method include the following steps：A, will carbon steel be corroded
Part is put into corrosion bag, is sealed opening by the sealing strip of opening；Vaccum-pumping equipment is connect simultaneously by b with one-way sucting valve
The evacuating air in bag will be corroded, stops vacuumizing；Foam is squeezed by external force and is ruptured, so that steeping intracorporal hydrochloric acid solution by c
With carbon steel haptoreaction and generate etch pit；Sealing strip is dismantled and takes out water tank lid by d, then carries out subsequent ultrasound again
Wave cleaning.Such caustic solution, has been discharged the influence of extraneous other gases and impurity, and reaction becomes controllable；Inner layer film simultaneously
The foam position in body surface face can realize just genuine directional etching and reasonably designing；Pass through the steel part after directional etching
Surface generates etch pit, and steel part attaching surface product is increased in subsequent spraying, improves adhesion-tight degree.
The advantages of the present invention are：By using directional etching membrane module described herein and its use
Method can generate etch pit by the steel piece surface after directional etching, steel part attachment table is increased in subsequent spraying
Area improves adhesion-tight degree.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of water tank in present example；
Structure enlargement diagram at A in this Fig. 1 of Fig. 2；
Structure enlargement diagram at B in this Fig. 1 of Fig. 3；
Fig. 4 is directional etching membrane module structure schematic diagram of the present invention；
Fig. 5 is anti-fake two-dimension code figure of the present invention into structural schematic diagram；
Fig. 6 is that the present invention supplements plate structural schematic diagram of impressing.
In figure：1, pedestal；2, side wall；3, water tank lid；4, annular lug；5, annular groove；6, seal washer；7, it intakes
Mouthful；8, water outlet；9, through-hole；10, anticorrosion epoxy resin layer；11, inorganic high-temp glue；12, interior welding position；13, external welding
Position；14, outer layer membrane body；15, internal layer membrane body；17, sealing strip；18, one-way sucting valve；19, foam；20, strip；21, card slot；
30, anti-fake two-dimension code base map；31, plate of impressing is supplemented；32, convex block of impressing is supplemented；33, anti-fake two-dimension code figure；34, posting；35,
Frame；36, supplemental information.
Specific embodiment
With reference to the accompanying drawings and examples, further description of the specific embodiments of the present invention.Following embodiment is only
For clearly illustrating technical solution of the present invention, and not intended to limit the protection scope of the present invention.
As shown in figs 1 to 6, a kind of directional etching membrane module, the directional etching membrane module includes compound membrane body, described
Composite membrane body forms the corrosion bag for accommodating water tank lid 3, and the corrosion bag is equipped with opening, and the opening is equipped with sealing strip
17；The compound membrane body includes outer layer membrane body 14 and the internal layer membrane body 15 with outer membrane bluk recombination, and 15 surface of internal layer membrane body is set
There is foam 19, has hydrochloric acid solution in the foam 19, be additionally provided with one-way sucting valve 18 on the compound membrane body；
A kind of directional etching membrane module application method, includes the following steps：Water tank lid 3 is put into corrosion bag, leads to by a
The sealing strip 17 for crossing opening seals opening；Vaccum-pumping equipment connect with one-way sucting valve 18 and will corrode the sky in bag by b
Gas evacuates, and stops vacuumizing；Foam 19 is squeezed by external force and is ruptured by c, so that hydrochloric acid solution and water tank lid in foam 19
3 carbon steel haptoreactions simultaneously generate etch pit；Sealing strip 17 is dismantled and takes out water tank lid 3 by d, then carries out again subsequent super
Sound wave cleaning.
Below in conjunction with water tank and its tank lid structure and manufacture craft illustrate a kind of directional etching film group and it use
Method：
Water tank, including pedestal 1 and the side wall 2 being arranged on pedestal 1,2 upper end of side wall is equipped with water tank lid 3；It is described
Pedestal 1 is rounded, circular 1 top surface edge of pedestal be equipped with annular lug 4, the annular lug 4 be equipped with for and
The annular groove 5 that 2 bottom end of side wall is plugged and fixed；The annular groove 5 and side wall are provided with seal washer 6 between 2 bottom end, described
5 open edge of annular groove and side wall 2 weld, and the side wall 2 is equipped with water inlet 7 and water outlet 8；The pedestal 1, side wall 2,
3 surface of water tank lid is coated with anticorrosion epoxy resin layer 10.
The pedestal 1, side wall 2, water tank lid 3 are carbon steel material.
The water tank lid 3 is circle, and the water tank lid 3 is equipped with axial through-hole 9, is filled in the through-hole 9
Inorganic high-temp glue 11,11 upper and lower ends of inorganic high-temp glue are Nian Jie with anticorrosion epoxy resin layer 10.
The position that 5 open edge of annular groove and side wall 2 weld includes interior welding position 12 and side wall in side wall 2
External welding position 13 outside 2.
A kind of production technology of water tank, the production technology of the water tank are the production technologies of water tank described in claim 4,
Its production technology includes the following steps：
1）, pedestal 1 and side wall 2 connection, by 2 surface cleaning of the pedestal 1 cast and side wall, in 6 appearance of seal washer
Refractory seals glue is coated, and the seal washer 6 for being coated with refractory seals glue is placed on 5 bottom of annular groove；By side wall 2
Bottom end and 5 grafting of annular groove simultaneously squeeze seal washer 6, position to pedestal 1 and side wall 2 and fixed；By interior 12 He of welding position
External welding position 13 is welded, and above-mentioned welding is welded using semi-automatic carbon-dioxide arc welding bonding machine；
2）, weld inspection, weld seam is tested using heads for crank detection of ultrasonic bonding lines instrument, detect weld seam inside whether have split
Line is mingled with, stomata, slag inclusion, lack of penetration and incomplete fusion defect, should be up to state standards；The pressure vessel of whole ultrasonic examinations
I grade of qualification of butt weld, II grade of qualification of pressure vessel butt weld of local ultrasound wave inspection；
3）, pressure testing examine, by 2 upper end of side wall seal, apply two atmospheric pressure into side wall 2 with air pump, by side wall 2 and bottom
Seat 1 is immersed in water；Water temperature is gradient to 40 DEG C from -40 DEG C, is respectively stopped at two end point temperatures 10 minutes, finds no gas
Bubble is considered as qualification；
4）, water tank lid 3 pre-process, to water tank lid 3 carry out aperture, formed through-hole 9；And by 3 surface of water tank lid into
Row directional etching simultaneously forms etch pit on 3 surface of water tank lid；
5）, ultrasonic cleaning, by step 3）The side wall 2 and pedestal 1 and step 4 of middle test passes）Middle pretreatment finishes
Water tank lid 3 immerse cleaning solution in, ultrasonic power density 0.35w/cm2, scavenging period 5-10min, after cleaning
Hot-air seasoning；
6）, coating epoxy resin layer, in preheating temperature be 180-200 DEG C by side wall 2 and pedestal 1 and water tank lid 3
It is preheated 10 minutes under range, inorganic high-temp glue 11 is filled into through-hole 9, epoxy resin is passed through into dip-coating, showering or electrostatic
The mode of spraying coats to steel body surface and forms epoxy resin layer；Wherein step 6）Used in 11 each component of inorganic high-temp glue and
Parts by weight are:MgO5 parts, ZnO5 parts, Zr022 parts, A12031 part, 0.2 part of sodium hydroxide, 2 parts of boric acid, 0.08 part of thickener, two
0.2 part of iron oxide.Such component is more environmentally friendly, and high temperature resistant is up to 2000 DEG C or more.
7）, solidification, by step 6）In workpiece by 180 degree -220 spend high-temperature baking about 15 minutes after melting levelling in turn
Solidification.
The step 6）The raw material of the epoxy resin layer spraying of middle coating is epoxy powder coating, and spraying method is quiet
The parts by weight of electrospray, epoxy powder coating constitutive material are:Thermosetting acrylic resin 43, Lauxite 26, E-44
Epoxy resin 58, sepiolite powder 33, active powdered carbon 7, zirconium oxide 7, methenamine 4, sodium lignin sulfonate 9 and film forming agent 7.
Step 5）In cleaning solution constituent be：Fatty alcohol polyoxyethylene ether 6%, coconut oil alkanolamide 9%, oleic acid three
Ethanol amine 3%, monoethanolamine 9%, benzotriazole 1%, EDTA- disodium 2% and water 70%.
Step 4）In directional etching realize that the directional etching membrane module includes compound by directional etching membrane module
Membrane body, the composite membrane body form the corrosion bag for accommodating water tank lid 3, and the corrosion bag is equipped with opening, the opening
Equipped with sealing strip 17；The compound membrane body includes outer layer membrane body 14 and the internal layer membrane body 15 with outer membrane bluk recombination, the inner layer film
15 surface of body is equipped with foam 19, has hydrochloric acid solution in the foam 19, is additionally provided with one-way sucting valve 18 on the compound membrane body；
Directional etching step includes the following steps：Water tank lid 3 is put into corrosion bag, passes through the sealing strip of opening by a
17 seal opening；Vaccum-pumping equipment connect with one-way sucting valve 18 and will corrode the evacuating air in bag by b, stops taking out true
It is empty；Foam 19 is squeezed by external force and is ruptured by c, so that the hydrochloric acid solution and 3 carbon steel haptoreaction of water tank lid in foam 19 are simultaneously
Generate etch pit；Sealing strip 17 is dismantled and takes out water tank lid 3 by d, then carries out subsequent ultrasonic cleaning again.
Step 4）In outer layer membrane body 14 be PE outer membrane, with a thickness of 0.3mm, internal layer membrane body 15 is PE inner membrance, with a thickness of
0.1mm, 19 wall thickness of foam of the foam 19 are 0.05 ~ 0.1mm, and single 19 volume of foam is 0.01 ~ 0.04ml, institute
Stating hydrochloric acid solution mass fraction is 5% ~ 15%；The directional etching time is 10 seconds to 60 seconds.
The sealing strip 17 includes strip 20 and the card slot 21 with the cooperation of strip 20, and the strip 20 and card slot 21 are set respectively
It sets on two layers of compound membrane body of opening.
Step 6）In spraying is compensated to etch pit.
As a kind of optimization, in order to improve the antifalse effect of component（Existing product is easy to be prevented from after putting goods on the market,
In order to avoid being imitated）, for the outer layer membrane body 14 equipped with anti-fake component, the anti-fake component includes anti-fake two-dimension code base map 30
It impresses plate 31 with supplement, supplement plate 31 of impressing is equipped with supplement and impresses convex block 32, and the supplement is impressed plate 31 and anti-fake two
When the dimension cooperation of code base map 30 is impressed, supplements convex block 32 of impressing and supplemental information 36 is impressed on anti-fake two-dimension code base map 30 and formed
Anti-fake two-dimension code Figure 33.30 outer rim of anti-fake two-dimension code base map is equipped with posting 34, and the supplement is impressed 31 outer rim of plate and fixed
The position cooperation positioning of frame 34, the supplement impress 31 bottom of plate equipped with frame 35 identical with convex block thickness of impressing, convenient for what is impressed
Stability.30 two dimensional code of anti-fake two-dimension code base map is matrix arrangement, is composed of multiple black information points, intermediate
Blank spot is distributed with, the supplemental information 36 impresses one or more information point forms new information group on blank spot
It closes, to change two-dimensional barcode information.Two dimensional code is signal arrangement, not practical two dimensional code arrangement mode in Fig. 5.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvements and modifications can also be made, these improvements and modifications
Also it should be regarded as the protection scope of invention.
Claims (3)
1. a kind of directional etching membrane module, it is characterised in that：The directional etching membrane module includes compound membrane body, the composite membrane
Body forms the corrosion bag for accommodating water tank lid, and the corrosion bag is equipped with opening, and the opening is equipped with sealing strip；It is described multiple
Closing membrane body includes outer layer membrane body and the internal layer membrane body with outer membrane bluk recombination, and inner layer film body surface face is equipped with foam, the bubble
There is hydrochloric acid solution in vivo, is additionally provided with one-way sucting valve on the compound membrane body.
2. directional etching membrane module as described in claim 1, it is characterised in that：The sealing strip includes the strip being oppositely arranged
With the card slot cooperated with strip, the strip and card slot are separately positioned on two layers of compound membrane body of opening.
3. a kind of application method of directional etching membrane module, it is characterised in that：The application method includes the following steps：A, it is compound
Membrane body forms the corrosion bag for accommodating water tank lid, and carbon-steel parts to be corroded are put into corrosion bag, the sealing of opening is passed through
Item seals opening；Vaccum-pumping equipment connect with one-way sucting valve and will corrode the evacuating air in bag, stops vacuumizing by b；
Foam is squeezed by external force and is ruptured by c, so that steeping intracorporal hydrochloric acid solution and carbon steel haptoreaction and generating etch pit；D, will
Sealing strip, which is dismantled, takes out water tank lid, then carries out subsequent ultrasonic cleaning again.
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| CN201610892742.9A CN106367757B (en) | 2016-10-12 | 2016-10-12 | A kind of directional etching membrane module and its application method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610892742.9A CN106367757B (en) | 2016-10-12 | 2016-10-12 | A kind of directional etching membrane module and its application method |
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| CN106367757A CN106367757A (en) | 2017-02-01 |
| CN106367757B true CN106367757B (en) | 2018-11-30 |
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| CN109175896B (en) * | 2018-09-12 | 2020-06-05 | 广东正业科技股份有限公司 | Ultrasonic processing method and system for hard and brittle material |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1696347A (en) * | 2004-05-14 | 2005-11-16 | 中国科学院理化技术研究所 | Controllable type etching equipment of microbe |
| CN202201978U (en) * | 2011-08-17 | 2012-04-25 | 中芯国际集成电路制造(上海)有限公司 | Crystallization prevention multi-layer cavity |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH062165A (en) * | 1992-06-15 | 1994-01-11 | Meitec Corp | Formation of microstructure |
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- 2016-10-12 CN CN201610892742.9A patent/CN106367757B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1696347A (en) * | 2004-05-14 | 2005-11-16 | 中国科学院理化技术研究所 | Controllable type etching equipment of microbe |
| CN202201978U (en) * | 2011-08-17 | 2012-04-25 | 中芯国际集成电路制造(上海)有限公司 | Crystallization prevention multi-layer cavity |
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Effective date of registration: 20181018 Address after: 225321 5 Ring Road, Diao Pu street, Gao Gang District, Taizhou, Jiangsu Applicant after: Sun Jianchun Address before: 214400 D block 401, 159 Chengjiang Road, Jiangyin, Wuxi, Jiangsu. Applicant before: JIANGSU YINGFENG INTELLIGENT ENGINEERING TECHNOLOGY CO., LTD. |
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