CN113717614A - Anticorrosive elastic coating and preparation method thereof - Google Patents

Anticorrosive elastic coating and preparation method thereof Download PDF

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Publication number
CN113717614A
CN113717614A CN202111020346.4A CN202111020346A CN113717614A CN 113717614 A CN113717614 A CN 113717614A CN 202111020346 A CN202111020346 A CN 202111020346A CN 113717614 A CN113717614 A CN 113717614A
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stirring
fixedly connected
parts
elastic
anticorrosive
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龙利侠
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Individual
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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
    • 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
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/08—Anti-corrosive paints
    • 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
    • C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24—Acids; Salts thereof
    • C08K3/26—Carbonates; Bicarbonates
    • C08K2003/265—Calcium, strontium or barium carbonate

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
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  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)

Abstract

The invention belongs to the technical field of coatings, and particularly relates to an anticorrosive elastic coating and a preparation method thereof, wherein the anticorrosive elastic coating comprises a stirring barrel; the top of the stirring barrel is provided with a motor; the output end of the motor is fixedly connected with a transmission rod; the middle part of the transmission rod is fixedly connected with a stirring fan blade inside the stirring barrel; a support rod is fixedly connected to the bottom end of the transmission rod; the end part of the supporting rod is rotatably connected with a plurality of groups of stirring rollers; the middle part of the stirring roller is fixedly connected with a stirring blade; through in-process at anticorrosive elastic coating preparation, add the humectant, can be after anticorrosive elastic coating coats the article surface, slow drying, and then can make coating permeate the inside of article, reduce the problem that the coating ftractures appears on the article after the later stage coating.

Description

Anticorrosive elastic coating and preparation method thereof
Technical Field
The invention belongs to the technical field of coatings, and particularly relates to an anticorrosive elastic coating and a preparation method thereof.
Background
The coating is traditionally named as paint in China. The coating is a continuous film which is coated on the surface of an object to be protected or decorated and can form firm adhesion with the object to be coated, and is a viscous liquid which is prepared by taking resin, oil or emulsion as a main material, adding or not adding pigments and fillers, adding corresponding auxiliaries and using an organic solvent or water.
Some technical schemes related to the coating also appear in the prior art, for example, a Chinese patent with application number 2019112827889 discloses a polyaspartic acid elastic anticorrosive coating and a preparation method thereof, wherein the coating comprises a component A and a component B, wherein the component A comprises polyaspartic acid ester resin, highly branched modified polyester resin, a thixotropic agent, an antifoaming agent, titanium dioxide, barite, nano core-shell rubber particles, a dispersing agent and a first solvent; the component B comprises isocyanate resin and a second solvent.
In the prior art, after the anticorrosive elastic coating is coated, the drying time is short, so that the anticorrosive elastic coating is completely attached to an object to be coated, and then the coating cracks in the later period.
Disclosure of Invention
The invention provides an anticorrosive elastic coating and a preparation method thereof, aiming at making up for the defects of the prior art and solving the problems that after the anticorrosive elastic coating is coated, the drying time is short, so that the anticorrosive elastic coating can be completely attached to an object to be coated, and further the coating can crack in the later period.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to an anticorrosive elastic coating which is prepared from the following raw materials in parts by weight:
9-11 parts of modified bisphenol A epoxy resin
1-3 parts of bisphenol F epoxy resin
Diethylene glycol diglycidyl ether 0.4-1 part
1-3 parts of acetone
2-7 parts of wollastonite powder
3-7 parts of sericite powder
3-6 parts of alumina powder
1-2 parts of sodium pyrophosphate
1-2 parts of polyether modified polymethyl alkyl siloxane
1-3 parts of nano silicon carbide
1-3 parts of titanium dioxide
3-7 parts of a humectant; through in-process at anticorrosive elastic coating preparation, add the humectant, can be after anticorrosive elastic coating coats the article surface, slow drying, and then can make coating permeate the inside of article, reduce the problem that the coating ftractures appears on the article after the later stage coating.
Preferably, the humectant consists of the following raw materials in parts by weight:
10-15 parts of heavy calcium carbonate
10-15 parts of water
1-3 parts of soda lime.
A preparation method of the anticorrosive elastic coating is suitable for the anticorrosive elastic coating and comprises the following steps:
s1: sequentially putting modified bisphenol A epoxy resin, bisphenol F epoxy resin, diethylene glycol diglycidyl ether, acetone, wollastonite powder, sericite powder, alumina powder, sodium pyrophosphate and polyether modified polymethylalkylsiloxane into a stirring device, stirring at the rotating speed of 1500 plus 1800r/min, heating to 50 ℃, and stopping stirring after stirring for 10 min;
s2: putting the solution obtained in the S1 into a container, then putting the nano silicon carbide, the titanium dioxide and the humectant into a stirring device, stirring at the rotating speed of 1500-1800r/min, heating to 50 ℃, stopping stirring after stirring for 5min, and cooling to 30 ℃;
s3: and mixing the solutions obtained in the S1 and the S2, stirring at the rotating speed of 1500-1800r/min for 20min, raising the temperature to 60 ℃, and obtaining the anticorrosive elastic coating after stirring to finish the preparation.
Preferably, the stirring device described in S1 comprises a stirring barrel; the top of the stirring barrel is provided with a motor; the output end of the motor is fixedly connected with a transmission rod; the middle part of the transmission rod is fixedly connected with a stirring fan blade inside the stirring barrel; a support rod is fixedly connected to the bottom end of the transmission rod; the end part of the supporting rod is rotatably connected with a plurality of groups of stirring rollers; the middle part of the stirring roller is fixedly connected with a stirring blade; before stirring anticorrosive elastic coating, earlier with the inside clean up of agitator, then pour anticorrosive elastic coating into the inside of agitator, then open the motor, it drives stirring fan blade through the transfer line and rotates, and then stir the mixture to the inside misce bene of agitator, the stirring roller at branch both ends can rotate with the inside wall contact of agitator simultaneously, and then also can stir the inside misce bene of agitator, a plurality of stirring rollers have been increased and have stirred the inside solution of agitator simultaneously, the degree of consistency of mixture of multiplicable solution.
Preferably, the side wall of the stirring roller is sleeved with an elastic friction pad; the stirring roller is fixedly connected to the stirring blade; through the cover in the stirring gyro wheel outside has elastic friction pad, the frictional force of multiplicable stirring gyro wheel and agitator inside wall, and reducible stirring gyro wheel can be in the inside problem that skids that appears of agitator, reduces the problem of the long-time contact of stirring gyro wheel and agitator inside wall and the damage agitator inside wall that leads to simultaneously.
Preferably, a plurality of groups of sliding barrels are fixedly connected to the side wall of the stirring blade inside the elastic friction pad; a flexible U-shaped rod is connected inside the sliding barrel in a sliding manner; one end of the flexible U-shaped rod is fixedly connected with the inner side wall of the elastic friction pad; the other end of the flexible U-shaped rod is fixedly connected with a soft head; the other end of the soft head is fixedly connected with the inner side wall of the elastic friction pad; a plurality of groups of iron wires are fixedly connected to the side wall of the elastic friction pad; when the inside wall contact of elastic friction pad and agitator, flexible U-shaped pole can contact the inside wall of agitator earlier, then slide in that the agitator is inside, push the inside wall of agitator with the soft head, will press the inside wall at the agitator with some of elastic friction pad after the soft head contacts the agitator inside wall, when flexible U-shaped pole continues to extrude the soft head, will make the soft head deform, increase the area of contact of elastic friction pad and agitator inside wall, the elastic friction pad can be moving at agitator internal friction simultaneously, squeeze out the solution of the surplus agitator contact position of elastic friction pad, further avoid the gyro wheel to reduce the problem of skidding that the gyro wheel can appear when the agitator internal work can be avoided.
Preferably, a U-shaped cavity is formed in the stirring blade; an oval iron ball is arranged in the U-shaped cavity; an elastic pull rope is connected between the oval iron ball and the inner side wall of the U-shaped cavity; a plurality of groups of first magnets are fixedly connected to the side wall of the stirring barrel; when stirring vane is rotatory, oval iron ball can slide in the inside of U-shaped cavity, but under the restriction of elasticity stay cord, can not remove the distance of overlength, when stirring vane is close to a magnet on the agitator lateral wall, oval iron ball will be under oval iron ball magnetic force's attraction, lengthen the elasticity stay cord, when being kept away from a magnet by the oval iron ball of attraction, will recover to the normal position, and then make oval iron ball rock in stirring vane inside, shake off stirring vane caking raw materials on the surface, avoid being stained with the raw materials that are with more caking on the stirring vane, and lead to the extravagant problem of raw materials.
Preferably, a plurality of groups of second elastic sheets are fixedly connected to the side wall of the elliptic iron ball; a plurality of groups of first elastic sheets are fixedly connected to the inner side wall of the U-shaped cavity; a plurality of groups of third elastic sheets are fixedly connected inside the U-shaped cavity; the end part of the third elastic sheet is fixedly connected with a stress plate; when the oval iron ball is attracted by a magnet, through the in-process of a shell fragment, No. two shell fragments on shell fragment and the oval iron ball all can receive extrusion deformation, when the oval iron ball leaves a shell fragment, will obtain an accelerated power, make oval iron ball bullet to the inside wall of U-shaped cavity, and then strike the inside atress board of U-shaped cavity, pass on the stirring vane with the power of striking simultaneously, can take place the shake when making stirring vane and stirring roller rotate, can attach the raw materials with being stained with on stirring roller and the stirring vane and shake off, still can attach the raw materials with being stained with on the elastic friction pad and shake off, it also attaches the raw materials to avoid on the elastic friction pad, and the easy problem of skidding that leads to, and the shake still can promote the raw materials mixture of the inside agitator, the stirring with higher speed.
Preferably, the end part of the stirring blade is provided with a slot; a first cutting blade is hinged inside the groove; a spring is connected between the first cutting blade and the groove; when stirring vane is rotatory, a cutting blade can expand on stirring vane because of the effect of centrifugal force down, and then can cut the inside bold raw materials of agitator, when making stirring vane stir the inside solution of agitator, avoids having the unable problem of being dispersed of bold raw materials.
Preferably, the end part of the first cutting blade is hinged with a second cutting blade through a torsion spring; a second magnet is fixedly connected inside the second cutting blade; when a cutting blade launches on stirring vane, No. two cutting blades can be in the tip whipping of a cutting blade, when a cutting blade is close to a magnet, will be attracted, No. two cutting blades will laminate mutually with a cutting blade simultaneously, cut the raw materials between No. two cutting blades and a cutting blade, avoid having the raw materials to remain between No. two remaining cutting blades of a cutting blade and block No. two cutting blade problems that lead to, and make No. two cutting blades merge with a cutting blade by the magnetic force of a magnet, can be powerful open the inside caking raw materials of agitator, further reduce inside raw materials that has the caking of agitator and can't be dispersed by the stirring and the extravagant problem that leads to.
The invention has the beneficial effects that:
1. the invention provides an anticorrosive elastic coating and a preparation method thereof, wherein a humectant is added in the preparation process of the anticorrosive elastic coating, so that the anticorrosive elastic coating can be slowly dried after being coated on the surface of an article, the coating can further permeate into the article, and the problem of coating cracking on the article after later coating is reduced.
2. In the invention, a plurality of stirring rollers which rotate by contacting with the side wall of the stirring barrel are added in the stirring device for preparing the anticorrosive elastic coating to stir the solution in the stirring barrel, so that the mixing speed of the solution in the stirring barrel can be accelerated, the stirring and mixing uniformity is further increased, and the stirring time is shortened.
3. According to the invention, the slidable elliptical iron ball is additionally arranged inside the stirring blade and is matched with the magnet on the side wall of the stirring barrel, so that the stirring blade vibrates when the stirring blade deals with the solution in the stirring barrel, the caking stirring objects adhered to the stirring blade can be fallen off, and the solution in the stirring barrel is secondarily mixed.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a top view of the stirring roller;
FIG. 4 is a side sectional view of the stirring roller;
FIG. 5 is a partial cross-sectional view of a stirring blade;
FIG. 6 is a schematic view of the structure of the cutting blades on the side wall of the stirring vane;
FIG. 7 is a flow chart of a method of the present invention;
illustration of the drawings:
1. a stirring barrel; 2. a motor; 21. a transmission rod; 22. a stirring fan blade; 23. a strut; 24. stirring rollers; 25. a stirring blade; 26. an elastic friction pad; 3. sliding the barrel; 31. a flexible U-shaped rod; 32. softening the head; 33. iron wires; 4. a U-shaped cavity; 41. an oval iron ball; 42. an elastic pull rope; 43. a first magnet; 5. a first elastic sheet; 51. a second elastic sheet; 52. a stress plate; 53. a third elastic sheet; 6. grooving; 61. a first cutting blade; 62. a spring; 7. a second cutting blade; 71. a magnet II.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Specific examples are given below.
Example 1
An anticorrosive elastic coating is composed of the following raw materials in parts by weight: 9 parts of modified bisphenol A epoxy resin, 1 part of bisphenol F epoxy resin, 0.4 part of diethylene glycol diglycidyl ether, 1 part of acetone, 2 parts of wollastonite powder, 3 parts of sericite powder, 3 parts of alumina powder, 1 part of sodium pyrophosphate, 1 part of polyether modified polymethyl alkyl siloxane, 1 part of nano silicon carbide, 1 part of titanium dioxide and 3 parts of humectant; the humectant consists of the following raw materials in parts by weight: 10 parts of heavy calcium carbonate, 10 parts of water and 1 part of soda lime.
Selecting three elastic materials with the same size and material, coating the anticorrosive elastic coating on the surface of the elastic materials, placing the elastic materials in a ventilated and dried environment for one day, and then sampling and observing the elastic materials.
Example 2
An anticorrosive elastic coating is composed of the following raw materials in parts by weight: 10 parts of modified bisphenol A epoxy resin, 2 parts of bisphenol F epoxy resin, 0.7 part of diethylene glycol diglycidyl ether, 2 parts of acetone, 4 parts of wollastonite powder, 5 parts of sericite powder, 4 parts of alumina powder, 1 part of sodium pyrophosphate, 1 part of polyether modified polymethyl alkyl siloxane, 2 parts of nano silicon carbide, 2 parts of titanium dioxide and 5 parts of humectant; the humectant consists of the following raw materials in parts by weight: 13 parts of ground calcium carbonate, 13 parts of water and 2 parts of soda lime.
Selecting three elastic materials with the same size and material, coating the anticorrosive elastic coating on the surface of the elastic materials, placing the elastic materials in a ventilated and dried environment for one day, and then sampling and observing the elastic materials.
Example 3
An anticorrosive elastic coating is composed of the following raw materials in parts by weight: 11 parts of modified bisphenol A epoxy resin, 3 parts of bisphenol F epoxy resin, 1 part of diethylene glycol diglycidyl ether, 3 parts of acetone, 7 parts of wollastonite powder, 7 parts of sericite powder, 6 parts of alumina powder, 2 parts of sodium pyrophosphate, 2 parts of polyether modified polymethyl alkyl siloxane, 3 parts of nano silicon carbide, 3 parts of titanium dioxide and 7 parts of humectant; the humectant consists of the following raw materials in parts by weight: 15 parts of heavy calcium carbonate, 15 parts of water and 3 parts of soda lime.
Selecting three elastic materials with the same size and material, coating the anticorrosive elastic coating on the surface of the elastic materials, placing the elastic materials in a ventilated and dried environment for one day, and then sampling and observing the elastic materials.
Surface coating dry area of elastomeric material
Example 1 3%
Example 2 2%
Example 3 1%
It can be seen from examples 1-3 that the humectant is added during the preparation of the anticorrosive elastic coating, and the anticorrosive elastic coating can be slowly dried after being coated on the surface of an article, so that the coating can penetrate into the article, and the problem of cracking of the coating on the article after later coating is reduced.
Referring to fig. 1 to 7, the present invention provides a method for preparing an anticorrosive elastic coating, including the following steps:
s1: sequentially putting modified bisphenol A epoxy resin, bisphenol F epoxy resin, diethylene glycol diglycidyl ether, acetone, wollastonite powder, sericite powder, alumina powder, sodium pyrophosphate and polyether modified polymethylalkylsiloxane into a stirring device, stirring at the rotating speed of 1500 plus 1800r/min, heating to 50 ℃, and stopping stirring after stirring for 10 min;
s2: putting the solution obtained in the S1 into a container, then putting the nano silicon carbide, the titanium dioxide and the humectant into a stirring device, stirring at the rotating speed of 1500-1800r/min, heating to 50 ℃, stopping stirring after stirring for 5min, and cooling to 30 ℃;
s3: and mixing the solutions obtained in the S1 and the S2, stirring at the rotating speed of 1500-1800r/min for 20min, raising the temperature to 60 ℃, and obtaining the anticorrosive elastic coating after stirring to finish the preparation.
As an embodiment of the present invention, the stirring device described in S1 includes a stirring barrel 1; the top of the stirring barrel 1 is provided with a motor 2; the output end of the motor 2 is fixedly connected with a transmission rod 21; the middle part of the transmission rod 21 is fixedly connected with a stirring fan blade 22 inside the stirring barrel 1; a support rod 23 is fixedly connected to the bottom end of the transmission rod 21; the end part of the supporting rod 23 is rotatably connected with a plurality of groups of stirring rollers 24; the middle part of the stirring roller 24 is fixedly connected with a stirring blade 25; before stirring anticorrosive elastic coating, earlier with 1 inside clean up of agitator, then pour anticorrosive elastic coating into the inside of agitator 1, then open motor 2, make it drive stirring fan blade 22 through transfer line 21 and rotate, and then stir the mixture to 1 inside mixed solution of agitator, the stirring gyro wheel 24 at branch 23 both ends can rotate with the inside wall contact of agitator 1 simultaneously, and then also can stir 1 inside mixed solution of agitator, a plurality of stirring gyro wheels 24 have been increased and have been stirred 1 inside solution simultaneously to the agitator, the degree of consistency of mixture of multiplicable solution.
As an embodiment of the present invention, the side wall of the stirring roller 24 is sleeved with an elastic friction pad 26; the stirring roller 24 is fixedly connected to the stirring blade 25; through the cover in the stirring roller 24 outside have elastic friction pad 26, multiplicable stirring roller 24 and the frictional force of agitator 1 inside wall, the problem that reducible stirring roller 24 can skid appears in agitator 1 is inside, reduces the problem of the long-time contact of stirring roller 24 and agitator 1 inside wall and the damage agitator 1 inside wall that leads to simultaneously.
As an embodiment of the present invention, a plurality of sets of sliding barrels 3 are fixedly connected to the side wall of the stirring blade 25 inside the elastic friction pad 26; a flexible U-shaped rod 31 is connected inside the sliding barrel 3 in a sliding manner; one end of the flexible U-shaped rod 31 is fixedly connected with the inner side wall of the elastic friction pad 26; the other end of the flexible U-shaped rod 31 is fixedly connected with a soft head 32; the other end of the soft head 32 is fixedly connected with the inner side wall of the elastic friction pad 26; a plurality of groups of iron wires 33 are fixedly connected to the side wall of the elastic friction pad 26; when the elastic friction pad 26 contacts with the inner side wall of the stirring barrel 1, the flexible U-shaped rod 31 contacts with the inner side wall of the stirring barrel 1 firstly, then the flexible U-shaped rod slides inside the sliding barrel 3, the soft head 32 is pushed to the inner side wall of the stirring barrel 1, after the soft head 32 contacts with the inner side wall of the stirring barrel 1, a part of the elastic friction pad 26 is pressed on the inner side wall of the stirring barrel 1, when the flexible U-shaped rod 31 continues to extrude the soft head 32, the soft head 32 deforms, the contact area between the elastic friction pad 26 and the inner side wall of the stirring barrel 1 is increased, meanwhile, the elastic friction pad 26 can move in the stirring barrel 1 through friction, the solution at the contact position of the rest stirring barrel 1 of the elastic friction pad 26 is squeezed open, and the problem that the stirring roller 24 slips when the stirring roller 24 works inside the stirring barrel 1 is further avoided.
As an embodiment of the present invention, a U-shaped cavity 4 is opened inside the stirring blade 25; an oval iron ball 41 is arranged in the U-shaped cavity 4; an elastic pull rope 42 is connected between the oval iron ball 41 and the inner side wall of the U-shaped cavity 4; a plurality of groups of first magnets 43 are fixedly connected to the side wall of the stirring barrel 1; when stirring vane 25 is rotatory, oval iron ball 41 can slide in the inside of U-shaped cavity 4, but under the restriction of elasticity stay cord 42, can not remove overlength distance, when stirring vane 25 is close to magnet 43 on the agitator 1 lateral wall, oval iron ball 41 will be under the attraction of oval iron ball 41 magnetic force, elongate elasticity stay cord 42, when magnet 43 is kept away from to oval iron ball 41 attracted, will recover to the normal position, and then make oval iron ball 41 rock inside stirring vane 25, shake off stirring vane 25 caking raw materials on the surface, avoid being stained with the raw materials that has more caking on the stirring vane 25, and lead to the extravagant problem of raw materials.
As an embodiment of the present invention, a plurality of sets of second elastic pieces 51 are fixed to the side wall of the elliptical iron ball 41; a plurality of groups of first elastic sheets 5 are fixedly connected to the inner side wall of the U-shaped cavity 4; a plurality of groups of third elastic sheets 53 are fixedly connected inside the U-shaped cavity 4; the end part of the third elastic sheet 53 is fixedly connected with a stress plate 52; when the elliptical iron ball 41 is attracted by the first magnet 43 and passes through the first elastic sheet 5, the first elastic sheet 5 and the second elastic sheet 51 on the elliptical iron ball 41 are extruded and deformed, an accelerating force is obtained when the elliptical iron ball 41 leaves the first elastic sheet 5, the elliptical iron ball 41 is made to bounce to the inner side wall of the U-shaped cavity 4, the stress plate 52 inside the U-shaped cavity 4 is knocked, meanwhile, the knocking force is transmitted to the stirring blades 25, the stirring blades 25 and the stirring rollers 24 shake when rotating, attached shaking raw materials on the stirring rollers 24 and the stirring blades 25 can be shaken off, the attached shaking raw materials on the elastic friction pads 26 can be shaken off, the problem that the raw materials are attached to the elastic friction pads 26 and are prone to slipping is solved, and the shaking can promote the mixing of the raw materials inside the stirring barrel 1 and accelerate the stirring.
As an embodiment of the present invention, the end of the stirring blade 25 is provided with a slot 6; a first cutting blade 61 is hinged inside the slot 6; a spring 62 is connected between the first cutting blade 61 and the slot 6; when stirring vane 25 is rotatory, cutting blade 61 can expand on stirring vane 25 because of the effect of centrifugal force down, and then can cut the bold raw materials of 1 inside of agitator, when making stirring vane 25 stir 1 inside solution of agitator, avoids having the unable problem of being stirred scattered of bold raw materials.
As an embodiment of the present invention, the end of the first cutting blade 61 is hinged with a second cutting blade 7 through a torsion spring; a second magnet 71 is fixedly connected inside the second cutting blade 7; when the first cutting blade 61 is unfolded on the stirring blade 25, the second cutting blade 7 can be swung at the end part of the first cutting blade 61, when the second cutting blade 7 is close to the first magnet 43, the attraction can be realized, meanwhile, the second cutting blade 7 can be attached to the first cutting blade 61, raw materials between the second cutting blade 7 and the first cutting blade 61 are cut, the problem that the second cutting blade 7 is clamped due to raw material residues between the first cutting blade 61 and the second cutting blade 7 is avoided, the second cutting blade 7 is combined with the first cutting blade 61 by the magnetic force of the first magnet 43, caking raw materials inside the stirring barrel 1 can be powerfully cut, and the problem that the caking raw materials inside the stirring barrel 1 can not be stirred and scattered to cause waste is further reduced.
The working principle is as follows: before the anti-corrosion elastic coating is stirred, the interior of the stirring barrel 1 is cleaned, then the anti-corrosion elastic coating is poured into the interior of the stirring barrel 1, then the motor 2 is started to drive the stirring fan blades 22 to rotate through the transmission rod 21, further the mixed solution in the stirring barrel 1 is stirred and mixed, meanwhile, the stirring rollers 24 at two ends of the supporting rod 23 can be in contact with the inner side wall of the stirring barrel 1 to rotate, further the mixed solution in the stirring barrel 1 can be stirred, a plurality of stirring rollers 24 are added to stir the solution in the stirring barrel 1 at the same time, and the mixing uniformity of the solution can be increased; the elastic friction pad 26 is sleeved outside the stirring roller 24, so that the friction force between the stirring roller 24 and the inner side wall of the stirring barrel 1 can be increased, the problem that the stirring roller 24 slips inside the stirring barrel 1 can be reduced, and the problem that the inner side wall of the stirring barrel 1 is damaged due to the fact that the stirring roller 24 is in contact with the inner side wall of the stirring barrel 1 for a long time is reduced; when the elastic friction pad 26 is in contact with the inner side wall of the stirring barrel 1, the flexible U-shaped rod 31 can firstly contact the inner side wall of the stirring barrel 1, then the flexible U-shaped rod slides in the sliding barrel 3, the soft head 32 is pushed to the inner side wall of the stirring barrel 1, after the soft head 32 contacts the inner side wall of the stirring barrel 1, a part of the elastic friction pad 26 can be pressed on the inner side wall of the stirring barrel 1, when the flexible U-shaped rod 31 continuously extrudes the soft head 32, the soft head 32 can be deformed, the contact area between the elastic friction pad 26 and the inner side wall of the stirring barrel 1 is increased, meanwhile, the elastic friction pad 26 can move in the stirring barrel 1 in a friction mode, the solution at the contact position of the elastic friction pad 26 and the stirring barrel 1 is extruded, and the problem that the stirring roller 24 is reduced in slip when the stirring roller 24 works in the stirring barrel 1 is further avoided; when the stirring blade 25 rotates, the elliptical iron ball 41 slides in the U-shaped cavity 4, but cannot move for an excessively long distance under the limitation of the elastic pull rope 42, when the stirring blade 25 is close to the first magnet 43 on the side wall of the stirring barrel 1, the elliptical iron ball 41 is attracted by the magnetic force of the elliptical iron ball 41 to elongate the elastic pull rope 42, and when the attracted elliptical iron ball 41 is far away from the first magnet 43, the attracted elliptical iron ball 41 is restored to the original position, so that the elliptical iron ball 41 shakes in the stirring blade 25 to shake agglomerated raw materials on the surface of the stirring blade 25, and the problem that more agglomerated raw materials are attached to the stirring blade 25 to cause waste of the raw materials is avoided; when the elliptical iron ball 41 is attracted by the first magnet 43 and passes through the first elastic sheet 5, the first elastic sheet 5 and the second elastic sheet 51 on the elliptical iron ball 41 are extruded and deformed, when the elliptical iron ball 41 leaves the first elastic sheet 5, an accelerating force is obtained, the elliptical iron ball 41 is made to bounce to the inner side wall of the U-shaped cavity 4, the stress plate 52 in the U-shaped cavity 4 is knocked, meanwhile, the knocking force is transmitted to the stirring blade 25, the stirring blade 25 and the stirring roller 24 are shaken when rotating, the adhering and shaking raw materials on the stirring roller 24 and the stirring blade 25 can be shaken off, the adhering and shaking raw materials on the elastic friction pad 26 can be shaken off, the problem that the raw materials are adhered on the elastic friction pad 26 and are easy to slip caused by the fact that the raw materials are adhered on the elastic friction pad 26 is solved, and the shaking can promote the mixing of the raw materials in the stirring barrel 1 to accelerate the stirring; when the stirring blade 25 rotates, the first cutting blade 61 can be unfolded on the stirring blade 25 under the action of centrifugal force, so that large raw materials in the stirring barrel 1 can be cut, and the problem that the large raw materials cannot be scattered when the stirring blade 25 stirs the solution in the stirring barrel 1 is avoided; when the first cutting blade 61 is unfolded on the stirring blade 25, the second cutting blade 7 can be swung at the end part of the first cutting blade 61, when the second cutting blade 7 is close to the first magnet 43, the attraction can be realized, meanwhile, the second cutting blade 7 can be attached to the first cutting blade 61, raw materials between the second cutting blade 7 and the first cutting blade 61 are cut, the problem that the second cutting blade 7 is clamped due to raw material residues between the first cutting blade 61 and the second cutting blade 7 is avoided, the second cutting blade 7 is combined with the first cutting blade 61 by the magnetic force of the first magnet 43, caking raw materials inside the stirring barrel 1 can be powerfully cut, and the problem that the caking raw materials inside the stirring barrel 1 can not be stirred and scattered to cause waste is further reduced.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.

Claims (10)

1. An anticorrosive elastic coating is characterized in that: the anticorrosive elastic coating is prepared from the following raw materials in parts by weight:
9-11 parts of modified bisphenol A epoxy resin
1-3 parts of bisphenol F epoxy resin
Diethylene glycol diglycidyl ether 0.4-1 part
1-3 parts of acetone
2-7 parts of wollastonite powder
3-7 parts of sericite powder
3-6 parts of alumina powder
1-2 parts of sodium pyrophosphate
1-2 parts of polyether modified polymethyl alkyl siloxane
1-3 parts of nano silicon carbide
1-3 parts of titanium dioxide
And 3-7 parts of a humectant.
2. The anticorrosive elastic coating according to claim 1, characterized in that: the humectant is prepared from the following raw materials in parts by weight:
10-15 parts of heavy calcium carbonate
10-15 parts of water
1-3 parts of soda lime.
3. A preparation method of an anticorrosive elastic coating is characterized by comprising the following steps: the preparation method is suitable for the anticorrosive elastic coating of any one of claims 1 to 2, and comprises the following steps:
s1: sequentially putting modified bisphenol A epoxy resin, bisphenol F epoxy resin, diethylene glycol diglycidyl ether, acetone, wollastonite powder, sericite powder, alumina powder, sodium pyrophosphate and polyether modified polymethylalkylsiloxane into a stirring device, stirring at the rotating speed of 1500 plus 1800r/min, heating to 50 ℃, and stopping stirring after stirring for 10 min;
s2: putting the solution obtained in the S1 into a container, then putting the nano silicon carbide, the titanium dioxide and the humectant into a stirring device, stirring at the rotating speed of 1500-1800r/min, heating to 50 ℃, stopping stirring after stirring for 5min, and cooling to 30 ℃;
s3: and mixing the solutions obtained in the S1 and the S2, stirring at the rotating speed of 1500-1800r/min for 20min, raising the temperature to 60 ℃, and obtaining the anticorrosive elastic coating after stirring to finish the preparation.
4. A method for preparing an anticorrosive elastic coating according to claim 3, characterized in that: the stirring device in the S1 comprises a stirring barrel (1); the top of the stirring barrel (1) is provided with a motor (2); the output end of the motor (2) is fixedly connected with a transmission rod (21); stirring blades (22) are fixedly connected to the middle of the transmission rod (21) and positioned inside the stirring barrel (1); a support rod (23) is fixedly connected to the bottom end of the transmission rod (21); the end part of the supporting rod (23) is rotatably connected with a plurality of groups of stirring rollers (24); and the middle part of the stirring roller (24) is fixedly connected with a stirring blade (25).
5. The method for preparing the anticorrosive elastic coating according to claim 4, characterized in that: the side wall of the stirring blade (25) is sleeved with an elastic friction pad (26); the elastic friction pad (26) is fixedly connected to the stirring blade (25).
6. The method for preparing the anticorrosive elastic coating according to claim 5, characterized in that: a plurality of groups of sliding barrels (3) are fixedly connected to the side wall of the stirring blade (25) in the elastic friction pad (26); a flexible U-shaped rod (31) is connected inside the sliding barrel (3) in a sliding manner; one end of the flexible U-shaped rod (31) is fixedly connected with the inner side wall of the elastic friction pad (26); the other end of the flexible U-shaped rod (31) is fixedly connected with a soft head (32); the other end of the soft head (32) is fixedly connected with the inner side wall of the elastic friction pad (26); the side wall of the elastic friction pad (26) is fixedly connected with a plurality of groups of iron wires (33).
7. The method for preparing the anticorrosive elastic coating according to claim 6, characterized in that: a U-shaped cavity (4) is formed in the stirring blade (25); an oval iron ball (41) is arranged in the U-shaped cavity (4); an elastic pull rope (42) is connected between the oval iron ball (41) and the inner side wall of the U-shaped cavity (4); the side wall of the stirring barrel (1) is fixedly connected with a plurality of groups of magnets (43).
8. The method for preparing the anticorrosive elastic coating according to claim 7, characterized in that: a plurality of groups of second elastic sheets (51) are fixedly connected to the side wall of the oval iron ball (41); a plurality of groups of first elastic sheets (5) are fixedly connected with the inner side wall of the U-shaped cavity (4); a plurality of groups of third elastic sheets (53) are fixedly connected inside the U-shaped cavity (4); and a stress plate (52) is fixedly connected to the end part of the third elastic sheet (53).
9. The method for preparing the anticorrosive elastic coating according to claim 8, characterized in that: the end part of the stirring blade (25) is provided with a slot (6); a first cutting blade (61) is hinged inside the slot (6); a spring (62) is connected between the first cutting blade (61) and the slot (6).
10. A method for preparing an anticorrosive elastic coating according to claim 9, characterized in that: the end part of the first cutting blade (61) is hinged with a second cutting blade (7) through a torsion spring; and a second magnet (71) is fixedly connected inside the second cutting blade (7).
CN202111020346.4A 2021-09-01 2021-09-01 Anticorrosive elastic coating and preparation method thereof Pending CN113717614A (en)

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CN212348429U (en) * 2020-01-02 2021-01-15 陈明 Coating proportioning device for architectural decoration
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