CN106433400A - Environment-friendly water tank and production process thereof - Google Patents
Environment-friendly water tank and production process thereof Download PDFInfo
- Publication number
- CN106433400A CN106433400A CN201610888323.8A CN201610888323A CN106433400A CN 106433400 A CN106433400 A CN 106433400A CN 201610888323 A CN201610888323 A CN 201610888323A CN 106433400 A CN106433400 A CN 106433400A
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- Prior art keywords
- water tank
- base
- tank lid
- side wall
- environmental protection
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Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/02—Wall construction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/12—Supports
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Inorganic Chemistry (AREA)
- Details Of Rigid Or Semi-Rigid Containers (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention discloses an environment-friendly water tank and a production process thereof. The environment-friendly water tank comprises a base and side walls arranged on the base, wherein a water tank cover is arranged at upper ends of the side walls; the base is circular, the base and the side walls are integrally cast, and a water inlet, a water outlet and an overflow opening are formed in the side walls; each of surfaces of the base, the side walls and the water tank cover is coated with an epoxy resin layer. By means of the water tank, the side walls and the base are integrally cast, so that water leakage can be prevented; the surface of a tank body is coated with the epoxy resin layers, a quite good corrosion resistance effect is realized, the service life is prolonged, and the use safety is improved.
Description
Technical field
The present invention relates to a kind of Environmental protection water tank and its production technology.
Background technology
It is well known that existing water-storing tank major part employs the casing of steel to improve intensity, but the case of steel
Body easily causes corrosion in external environment condition, and reduces service life.Be particularly in water tank upper end lid be easiest to rotten
Erosion, can cause to use safety problem for the other water tank of some food grade.The bottom of water tank due to bearing larger hydraulic pressure,
Drainage is easily caused, prior art is badly in need of a kind of Environmental protection water tank with preferable anti-corrosion function and its production technology.
Content of the invention
It is an object of the invention to overcoming defect present in prior art, a kind of ring with preferable anti-corrosion function is provided
Water conservation case and its production technology.
For achieving the above object, the technical scheme is that there is provided a kind of Environmental protection water tank, including base and being arranged on
Side wall on base, the sidewall upper is provided with water tank lid；The base is rounded, and the base is become with side wall integrally casting
Type, the side wall is provided with water inlet, outlet and gap；The base, side wall, water tank top surface are all coated with epoxy
Resin bed.
By using water tank described herein, integrally casting between side wall and base, drainage can be prevented
Occur, while tank surface coats epoxy resin layer, serve and send out corrosiveness well, improve service life and use
Safety.
Used as preferred, the base, side wall, water tank lid are carbon steel material.Such material can be with reduces cost.
Used as preferred, the water tank lid is circle, and the water tank lid is provided with axial through hole, in the through hole
Inorganic high-temp glue is filled with, the inorganic high-temp glue upper and lower ends are bonding with epoxy resin layer.Such design can be by logical
The epoxy resin layer of water tank lid upper and lower ends is practiced into an entirety by hole, is improved its adhesion-tight degree, is prevented which from coming off.
Used as preferred, the sidewall thickness progressively reduces bottom-up.Such design is adapted to hydraulic pressure from upper
To under the phenomenon that gradually reduces, material-saving.
A kind of production technology of Environmental protection water tank, the production technology of the water tank is the production of water tank described in claim 4
Technique, its production technology is comprised the following steps：
1）, water tank lid pretreatment, carry out perforate to water tank lid, form through hole；And water tank top surface is oriented corruption
Erosion simultaneously forms etch pit in water tank top surface；
2）, ultrasound wave cleaning, by step 1）In water tank lid that middle pretreatment is finished and base and side wall immersion cleanout fluid, surpass
Acoustic power density is 0.35w/cm2, scavenging period is 5-10min, hot-air seasoning after cleaning；
3）, coating epoxy resin layer, by side wall and base and water tank lid under scope of the preheating temperature for 180-200 DEG C
Preheating 10 minutes, inorganic high-temp glue is filled in through hole, by epoxy resin by way of dip-coating, showering or electrostatic spraying
Coat to steel body surface and form epoxy resin layer；
4）, solidification, by step 3）In workpiece melt levelling and then solid after 180 degree -220 spends high-temperature baking about 15 minutes
Change.
The anti-corruption of side wall and base and water tank lid can be greatly improved by using production technology described herein
Corrosion energy, the strong adhesive force of epoxy resin, effectively resists the erosion of external substance.Casing painting can be improved by ultrasound wave cleaning
Cleannes before covering, so as to improve the adhesive force of epoxy resin and metal surface, the preheating of certain time can also improve coating
Effect.
As preferred, the step 3）The raw material of the epoxy resin layer spraying of middle coating is epoxy powder coating,
Spraying method is electrostatic spraying, and the weight portion of epoxy powder coating constitutive material is:44 parts of thermosetting acrylic resin, urea
24 parts of urea formaldehyde, 56 parts of E-44 epoxy resin, 32 parts of sepiolite powder, 7 parts of activated carbon powder, 7 parts of zirconium oxide, 3 parts of hexamethylenamine, wood
8 parts of quality sodium sulfonate, 1 part of pigment and 7 parts of film former.Epoxy powder in the application is employed with thermoset acrylics tree
Fat is primary raw material, and first-selection improves the attachment degree of powder, has good mechanical strength and electric insulating quality, and hygienic environment-protecting；
While zirconium oxide and film former is with the addition of, strengthen the Combination between each raw material, the surface levelling of powdery paints simultaneously improved,
With high gloss retention, the dicoration of powdery paints is improve.
As preferred, step 2）In cleanout fluid constituent be：Fatty alcohol-polyoxyethylene ether 6.5%, Oleum Cocois alkanol
Amide 8.5%, triethanolamine oleate 3.5%, monoethanolamine 8.5%, BTA 1%, EDTA- disodium 2% and water 70%.Such
Cleanout fluid cleaning performance is best, forms the stronger combined type cleaning of cleansing power with ultrasound wave, by the greasy dirt of steel body surface, oils and fatss,
The chlorination iron tramp for producing in salinity, foreign body and its water tank lid preprocessing process.
As preferred, step 1）In directional etching realized by directional etching membrane module, the directional etching film
Component includes to be combined film body, and the composite membrane body forms the corrosion bag for accommodating water tank lid, and the corrosion bag is provided with opening,
Sealing strip is provided with the opening；The compound film body includes outer layer film body and the internal layer film body with adventitia bluk recombination, described interior
Tunic body surface face is provided with foam, has hydrochloric acid solution in the foam, is additionally provided with one-way sucting valve on the compound film body；
Directional etching step is comprised the following steps：A, water tank lid is put in corrosion bag, will be opened by the sealing strip at opening
Mouth sealing；B, vaccum-pumping equipment is connected with one-way sucting valve and by the evacuating air in corrosion bag, stops evacuation；C, passes through
Foam extruding is ruptured by external force so that the hydrochloric acid solution in foam with water tank lid carbon steel haptoreaction and produces etch pit；D,
Sealing strip is taken apart water tank lid is taken out, then carry out follow-up ultrasound wave cleaning again.
Such forms of corrosion, has discharged the impact of other gases extraneous and impurity, and reaction becomes controlled；While inner layer film
Just genuine directional etching can be realized by rational design in the foam position in body surface face；By the steel part after directional etching
Surface produces etch pit, increased steel part attaching surface product, improve adhesion-tight degree in follow-up spraying.Such set
Meter is beneficial to disassembling section.
Used as preferred, the sealing strip includes that card article and the draw-in groove for being coordinated with card article, the card article and draw-in groove are set respectively
Put and be combined on film body in the two-layer at opening；Step 3）In compensate spraying to etch pit.Such design is beneficial in steel part
Surface forms relatively smooth even curface.
As preferred, step 2）With 3）Between carry out blasting treatment, by the rusty stain on water tank lid, side wall and base and
Its pointed part is removed, and needs to remove the graphite in sand-blast material in cast iron in sandblasting.Such design is more favorable for
The realization of spraying.
The advantages of the present invention are：By using water tank described herein, between side wall and base
Integrally casting, can prevent the generation of drainage, while tank surface coats epoxy resin layer, serve well and send out corruption
Erosion is acted on, and improves service life and the safety for using；Can be greatly improved by using production technology described herein
Side wall and the corrosion resistance of base and water tank lid, the strong adhesive force of epoxy resin, effectively resists invading for external substance
Erosion.Cleannes before casing coating can be improved by ultrasound wave cleaning, so as to improve the attachment of epoxy resin and metal surface
Power, the preheating of certain time can also improve coating effect.
Description of the drawings
Fig. 1 is schematic structural view of the invention；
Structure enlarged diagram at A in this Fig. 1 of Fig. 2；
Fig. 3 is directional etching membrane module structure schematic diagram of the present invention；
Fig. 4 becomes structural representation for anti-fake two-dimension code figure of the present invention；
Fig. 5 supplements, for the present invention, plate structure schematic diagram of impressing.
In figure：1st, base；2nd, side wall；3rd, water tank lid；4th, gap；7th, water inlet；8th, outlet；9th, through hole；10th, ring
Oxygen tree lipid layer；11st, inorganic high-temp glue；14th, outer layer film body；15th, internal layer film body；17th, sealing strip；18th, one-way sucting valve；19th, steep
Body；20th, card article；21st, draw-in groove；30th, anti-fake two-dimension code base map；31st, supplementary plate of impressing；32nd, supplementary projection of impressing；33rd, false proof two
Dimension code figure；34th, posting；35th, frame；36th, side information.
Specific embodiment
With reference to the accompanying drawings and examples, the specific embodiment of the present invention is further described.Following examples are only
For technical scheme is clearly described, and can not be limited the scope of the invention with this.
As Figure 1-Figure 5, a kind of Environmental protection water tank, including base 1 and the side wall 2 being arranged on base 1, the side wall 2
Upper end is provided with water tank lid 3；The base 1 is rounded, the base 1 and 2 integrally casting shaping of side wall, sets on the side wall 2
There are water inlet 7, outlet 8 and gap 4；The base 1, side wall 2,3 surface of water tank lid are all coated with epoxy resin layer 10.
The base 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 provided with axial through hole 9, is filled with the through hole 9
Inorganic high-temp glue 11,11 upper and lower ends of inorganic high-temp glue are bonding with epoxy resin layer 10.
2 thickness of side wall progressively reduces bottom-up.
A kind of production technology of Environmental protection water tank, the production technology of the water tank is the production of water tank described in claim 4
Technique, its production technology is comprised the following steps：
1）, 3 pretreatment of water tank lid, carry out perforate to water tank lid 3, form through hole 9；And carry out determining by 3 surface of water tank lid
Etch pit is formed to corrosion and on 3 surface of water tank lid；
2）, ultrasound wave cleaning, by step 1）Water tank lid 3 and base 1 and the immersion cleanout fluid of side wall 2 that middle pretreatment is finished
In, ultrasonic power density is 0.35w/cm2, scavenging period is 5-10min, hot-air seasoning after cleaning；
3）, coating epoxy resin layer 10, side wall 2 and base 1 and water tank lid 3 are 180-200 DEG C of model in preheating temperature
Lower preheating 10 minutes is enclosed, inorganic high-temp glue 11 is filled in through hole 9, by epoxy resin by dip-coating, showering or electrostatic
The mode of painting is coated to steel body surface and forms epoxy resin layer 10；Wherein step 3）Used in each component of inorganic high-temp glue 1111
And weight portion is:MgO5 part, ZnO5 part, Zr022 parts, A12031 part, 0.2 part of sodium hydroxide, 2 parts of boric acid, 0.08 part of thickening agent,
0.2 part of ferrous oxide.The more environmental protection of such component, and high temperature resistant up to more than 2000 DEG C.
4）, solidification, by step 3）In workpiece melt levelling further after 180 degree -220 spends high-temperature baking about 15 minutes
Solidification.
6th, the production technology of Environmental protection water tank as claimed in claim 5, it is characterised in that：The step 3）The ring of middle coating
The raw material that oxygen tree lipid layer 10 is sprayed is epoxy powder coating, and spraying method is electrostatic spraying, epoxy powder coating group
The weight portion for becoming raw material is:44 parts of thermosetting acrylic resin, 24 parts of Lauxite, 56 parts of E-44 epoxy resin, sepiolite powder
32 parts, 7 parts of activated carbon powder, 7 parts of zirconium oxide, 3 parts of hexamethylenamine, 8 parts of sodium lignin sulfonate, 1 part of pigment and 7 parts of film former.
Step 2）In cleanout fluid constituent be：Fatty alcohol-polyoxyethylene ether 6.5%, Oleum Cocois alkanolamide 8.5%, oil
Triethylenetetraminehexaacetic acid hydramine 3.5%, monoethanolamine 8.5%, BTA 1%, EDTA- disodium 2% and water 70%.
Step 1）In directional etching realized by directional etching membrane module, the directional etching membrane module includes to be combined
Film body, the composite membrane body forms the corrosion bag for accommodating water tank lid 3, and the corrosion bag is provided with opening, at the opening
It is provided with sealing strip 17；The compound film body includes outer layer film body 14 and the internal layer film body 15 with adventitia bluk recombination, the inner layer film
15 surface of body is provided with foam 19, has hydrochloric acid solution, be additionally provided with one-way sucting valve 18 on the compound film body in the foam 19；
Directional etching step is comprised the following steps：A, water tank lid 3 is put in corrosion bag, will by the sealing strip 17 at opening
Opening sealing；B, vaccum-pumping equipment is connected with one-way sucting valve 18 and by the evacuating air in corrosion bag, stops evacuation；C,
Foam 19 is extruded by rupture by external force so that the hydrochloric acid solution in foam 19 with 3 carbon steel haptoreaction of water tank lid and is produced
Etch pit；D, sealing strip 17 is taken apart and takes out water tank lid 3, then carries out follow-up ultrasound wave cleaning again.Step 1）In
Outer layer film body 14 is PE adventitia, and it is PE inner membrance that thickness is 0.3mm, internal layer film body 15, and thickness is 0.1mm, the bubble of the foam 19
19 wall thickness of body is 0.05 ~ 0.1mm, and 19 volume of single foam is that 0.01 ~ 0.04ml, the hydrochloric acid solution mass fraction is
5%~15%；The directional etching time is 10 seconds to 60 seconds.
The sealing strip 17 includes that card article 20 and the draw-in groove 21 for being coordinated with card article 20, the card article 20 and draw-in groove 21 are set respectively
Put and be combined on film body in the two-layer at opening；Step 3）In compensate spraying to etch pit.
Step 2）With 3）Between carry out blasting treatment, by the rusty stain on water tank lid 3, side wall 2 and base 1 and its corners
Divide and remove, need in sandblasting to remove the graphite in sand-blast material in cast iron.
Optimize as a kind of, in order to improve the antifalse effect of water tank（Existing product is easily prevented from after putting goods on the market,
In order to avoid being imitated）, false proof component is provided with outside the side wall 2, the false proof component includes 30 He of anti-fake two-dimension code base map
Supplement is impressed plate 31, and supplement plate 31 of impressing is provided with supplement and impresses projection 32, and the supplement is impressed plate 31 and false proof two dimension
When the code cooperation of base map 30 is impressed, supplementary projection 32 of impressing is impressed side information 36 on anti-fake two-dimension code base map 30 and is formed anti-
Pseudo- Quick Response Code Figure 33.30 outer rim of anti-fake two-dimension code base map is provided with posting 34, and the supplement is impressed 31 outer rim of plate and positioning
Frame 34 coordinates positioning, and the supplement 31 bottom of plate of impressing is provided with and impresses projection thickness identical frame 35, and be easy to impress is steady
Qualitative.30 Quick Response Code of anti-fake two-dimension code base map is matrix arrangement, is combined by multiple black information points, and centre is also divided
Blank spot is furnished with, and one or more information point is impressed and new information combination is formed on blank spot by the side information 36,
So as to change 2 D code information.In Fig. 4, Quick Response Code is for illustrating arrangement, not actual Quick Response Code arrangement mode.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, on the premise of without departing from the technology of the present invention principle, some improvements and modifications can also be made, these improvements and modifications
Also the protection domain invented should be regarded as.
Claims (10)
1. a kind of Environmental protection water tank, it is characterised in that：Including base and the side wall being arranged on base, the sidewall upper is provided with water
Case lid body；The base is rounded, the base and side wall integrally casting shaping, and the side wall is provided with water inlet, outlet
And gap；The base, side wall, water tank top surface are all coated with epoxy resin layer.
2. Environmental protection water tank as claimed in claim 1, it is characterised in that：The base, side wall, water tank lid are carbon steel material
Matter.
3. Environmental protection water tank as claimed in claim 2, it is characterised in that：The water tank lid is circle, on the water tank lid
Axial through hole is provided with, in the through hole, is filled with inorganic high-temp glue, the inorganic high-temp glue upper and lower ends and epoxy resin layer
Bonding.
4. Environmental protection water tank as claimed in claim 3, it is characterised in that：The sidewall thickness progressively reduces bottom-up.
5. a kind of production technology of Environmental protection water tank, it is characterised in that：The production technology of the water tank is water described in claim 4
The production technology of case, its production technology is comprised the following steps：
1）, water tank lid pretreatment, carry out perforate to water tank lid, form through hole；And water tank top surface is oriented corruption
Erosion simultaneously forms etch pit in water tank top surface；
2）, ultrasound wave cleaning, by step 1）In water tank lid that middle pretreatment is finished and base and side wall immersion cleanout fluid, surpass
Acoustic power density is 0.35w/cm2, scavenging period is 5-10min, hot-air seasoning after cleaning；
3）, coating epoxy resin layer, by side wall and base and water tank lid under scope of the preheating temperature for 180-200 DEG C
Preheating 10 minutes, inorganic high-temp glue is filled in through hole, by epoxy resin by way of dip-coating, showering or electrostatic spraying
Coat to steel body surface and form epoxy resin layer；
4）, solidification, by step 3）In workpiece melt levelling and then solid after 180 degree -220 spends high-temperature baking about 15 minutes
Change.
6. the production technology of Environmental protection water tank as claimed in claim 5, it is characterised in that：The step 3）The asphalt mixtures modified by epoxy resin of middle coating
The raw material of lipid layer spraying is epoxy powder coating, and spraying method is electrostatic spraying, epoxy powder coating constitutive material
Weight portion be:44 parts of thermosetting acrylic resin, 24 parts of Lauxite, 56 parts of E-44 epoxy resin, 32 parts of sepiolite powder, work
7 parts of powdered carbon of property, 7 parts of zirconium oxide, 3 parts of hexamethylenamine, 8 parts of sodium lignin sulfonate, 1 part of pigment and 7 parts of film former.
7. the production technology of Environmental protection water tank as claimed in claim 6, it is characterised in that：Step 2）In cleanout fluid constituent
For：Fatty alcohol-polyoxyethylene ether 6.5%, Oleum Cocois alkanolamide 8.5%, triethanolamine oleate 3.5%, monoethanolamine 8.5%, benzo
Triazole 1%, EDTA- disodium 2% and water 70%.
8. the production technology of the Environmental protection water tank as described in claim 5 or 7, it is characterised in that：Step 1）In directional etching lead to
Cross directional etching membrane module to realize, the directional etching membrane module includes to be combined film body, and the composite membrane body is formed for holding
Receive the corrosion bag of water tank lid, the corrosion bag is provided with opening, sealing strip is provided with the opening；The compound film body includes outer
Tunic body and the internal layer film body with adventitia bluk recombination, the inner layer film body surface face is provided with foam, has hydrochloric acid solution in the foam,
One-way sucting valve is additionally provided with the compound film body；
Directional etching step is comprised the following steps：A, water tank lid is put in corrosion bag, will be opened by the sealing strip at opening
Mouth sealing；B, vaccum-pumping equipment is connected with one-way sucting valve and by the evacuating air in corrosion bag, stops evacuation；C, passes through
Foam extruding is ruptured by external force so that the hydrochloric acid solution in foam with water tank lid carbon steel haptoreaction and produces etch pit；D,
Sealing strip is taken apart water tank lid is taken out, then carry out follow-up ultrasound wave cleaning again.
9. the production technology of Environmental protection water tank as claimed in claim 8, it is characterised in that：The sealing strip include card article and with card
The draw-in groove that bar coordinates, the card article and draw-in groove are separately positioned on the two-layer at opening and are combined on film body；Step 3）In to etch pit
Compensate spraying.
10. the production technology of the Environmental protection water tank as described in claim 5 or 9, it is characterised in that：Step 2）With 3）Between sprayed
Sand is processed, and the rusty stain on water tank lid, side wall and base and its pointed part is removed, is needed sand-blast material in sandblasting
Graphite from cast iron is removed.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610888323.8A CN106433400B (en) | 2016-10-12 | 2016-10-12 | A kind of Environmental protection water tank and its production technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610888323.8A CN106433400B (en) | 2016-10-12 | 2016-10-12 | A kind of Environmental protection water tank and its production technology |
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| CN106433400A true CN106433400A (en) | 2017-02-22 |
| CN106433400B CN106433400B (en) | 2018-11-30 |
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| CN107497143A (en) * | 2017-09-22 | 2017-12-22 | 中国恩菲工程技术有限公司 | For concentrator cover plate and there is its concentrator |
| CN109535568A (en) * | 2018-12-19 | 2019-03-29 | 上海睿聚环保科技有限公司 | A kind of low VOC regenerating polypropylene material and its preparation process |
| CN109535568B (en) * | 2018-12-19 | 2021-06-25 | 上海睿聚环保科技有限公司 | Low-VOC (volatile organic compound) regenerated polypropylene material and preparation process thereof |
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| CN106433400B (en) | 2018-11-30 |
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