CN112280479B - Feeding system for production of environment-friendly water-based paint and production process and formula thereof - Google Patents
Feeding system for production of environment-friendly water-based paint and production process and formula thereof Download PDFInfo
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- CN112280479B CN112280479B CN202011200836.8A CN202011200836A CN112280479B CN 112280479 B CN112280479 B CN 112280479B CN 202011200836 A CN202011200836 A CN 202011200836A CN 112280479 B CN112280479 B CN 112280479B
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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
- C09D201/00—Coating compositions based on unspecified macromolecular compounds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F21/00—Dissolving
- B01F21/02—Methods
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/50—Mixing liquids with solids
- B01F23/51—Methods thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/50—Mixing liquids with solids
- B01F23/53—Mixing liquids with solids using driven stirrers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/70—Pre-treatment of the materials to be mixed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/70—Pre-treatment of the materials to be mixed
- B01F23/71—Grinding materials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/50—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/82—Combinations of dissimilar mixers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/82—Combinations of dissimilar mixers
- B01F33/821—Combinations of dissimilar mixers with consecutive receptacles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/83—Mixing plants specially adapted for mixing in combination with disintegrating operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/30—Mixing paints or paint ingredients, e.g. pigments, dyes, colours, lacquers or enamel
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Abstract
The invention discloses a feeding system for producing an environment-friendly water-based coating and a production process and a formula thereof, wherein the feeding system comprises a feeding structure and a dispersing and stirring structure; the top of the dispersing and stirring structure is supported on the feeding structure through a support, and the feeding structure is communicated with the dispersing and stirring structure through a blanking pipe; the feeding structure comprises an air passage conveying structure and a circulating structure; the air passage conveying structure blows off the powder on the circulating structure, and the circulating structure sucks and discharges the powder to be mixed in the slurry. The invention provides a feeding system for producing an environment-friendly water-based coating, and a production process and a formula thereof, which can effectively achieve a better dispersion effect by adopting step-by-step feeding and mixing.
Description
Technical Field
The invention relates to the field of water-based paint, in particular to the field of a feeding system for water-based paint production.
Background
In an increasingly developing society, people have stronger environmental awareness, so that more environmental-friendly products are pursued during daily production and use; the production and use of the water-based paint are pursued by more and more people, and the performance of the water-based paint can meet the requirements of people more, and the water-based paint is nontoxic and harmless to the environment and is a good and high-quality environment-friendly product; in the process of producing the water-based paint, a plurality of ingredients are required to be added, and the ingredients have different properties, so that different adding modes are required to better achieve the dispersing effect during production.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects in the prior art, the invention provides the feeding system for the production of the environment-friendly water-based paint, and the production process and the formula thereof, which can effectively achieve a better dispersion effect by adopting step-by-step feeding and mixing.
The technical scheme is as follows: in order to achieve the purpose, the technical scheme of the invention is as follows:
a feeding system for producing environment-friendly water-based paint comprises a feeding structure and a dispersing and stirring structure; the top of the dispersing and stirring structure is supported on the feeding structure through a support, and the feeding structure is communicated with the dispersing and stirring structure through a blanking pipe; the feeding structure comprises an air passage conveying structure and a circulating structure; the air passage conveying structure blows off the powder on the circulating structure, and the circulating structure sucks and discharges the powder to be mixed in the slurry; the slurry and the ingredients are enabled to flow, and dispersion and mixing are facilitated.
Further, the feeding structure further comprises a dissolving cavity; the whole dissolving cavity is of a top semi-circular cylindrical structure; the air outlet end of the air passage conveying structure is communicated with the top of the dissolving cavity; the circulating structure is arranged at the bottom of the dissolving cavity; the air passage conveying structure blows off the powder in the dissolving cavity, and the circulating structure huff and puff slurry is respectively sprayed in the dissolving cavity; a liquid supplementing pipeline is communicated with the side wall of the dissolving cavity; increasing the diffusion range and better spreading.
Further, the airway delivery structure includes a delivery conduit; an air pump is arranged at one end of the conveying pipeline; the air outlet end of the conveying pipeline is communicated with the dissolving cavity, and faces to the bottom of the dissolving cavity; a powder adding pipe is communicated above the air inlet end of the conveying pipeline;
the top of the middle part of the conveying direction of the conveying pipeline is communicated with a material leaking structure; the leaking structure comprises a grinding structure; the grinding structure comprises a grinding chamber; the particle storage box is communicated with the conveying pipeline through the crushing cavity; a grinding ring is fixedly arranged on the circumferential direction of the inner wall of the bottom of the crushing cavity; the grinding ring gradually decreases towards one side of the middle part of the crushing cavity; a rotary ball is arranged in the crushing cavity; the driving device is in driving connection with the rotating ball body; a matching ring is fixedly arranged on the side wall of the rotating sphere in the circumferential direction; one side of the matching ring, which is far away from the middle part of the rotating sphere, is gradually reduced, and the grinding ring and the matching ring are correspondingly meshed to form a grinding area; a plurality of notches are uniformly formed in the reducing end of the matching ring in the circumferential direction; can effectively crush the particle ingredients and is easier to dissolve, disperse and mix.
A swinging plate is arranged at the communication part of the crushing cavity and the conveying pipeline; one end of the swinging plate is hinged to the discharge port of the crushing cavity through a swinging device, and the hinged end of the swinging plate is arranged on one side close to the powder adding pipe; the swing direction of the swing plate faces to the conveying direction of the conveying pipeline, and the swing plate is convenient to add.
Furthermore, the top of the dissolving cavity is provided with a uniform distribution structure; the uniform distribution structure is positioned in the air outlet direction of the conveying pipeline; the equipartition structure comprises an equipartition disc; the equipartition disc is fixed at the top of the dissolving cavity through a connecting rod; the edge of the equalizing disc is in a slope type; a movable groove is annularly formed in the side wall of the edge of the equipartition disc; a sliding block is arranged in the movable groove; the traveling device is in driving connection with the sliding block; a scraping strip is fixedly arranged at one end of the sliding block, which extends out of the movable groove; the scraping strip is arc-shaped, and the bottom surface of the scraping strip is attached to the surface of the equipartition disc; the longitudinal section of the scraping strip is of a structure with a convex middle part; one end of the scraping strip, which is far away from the sliding block, is obliquely arranged towards the movement direction; the sliding block drives the scraping strip to rotate in the circumferential direction of the surface of the equally-divided disc, so that waste is avoided.
Furthermore, the middle part of the equalizing disc is of a concave structure, and an air outlet of the conveying pipeline is right opposite to the middle part of the equalizing disc; the bottom of the concave structure penetrates through the uniform distribution disc through the through hole; be provided with grinder in the through-hole, smash many times, improve the dispersion degree.
Further, a feeding pipe is arranged at the bottom of the dissolving cavity; the bottom surface of the dissolving cavity is obliquely arranged towards the feeding pipe in a converging manner; the swallowing end of the circulating structure is arranged at the liquid inlet of the blanking pipe, and the spraying end of the circulating structure extends in a divergent mode to cover the bottom surface of the dissolving cavity; the spraying range is increased.
The circulating structure comprises a water pump; the liquid inlet of the water pump is communicated with the dissolving cavity; the water pump is arranged at the inlet of the blanking pipe and is fixed on the inner wall of the blanking pipe through a ring plate; a plurality of communicating holes are formed in the annular plate in the circumferential direction, and the dissolving cavity is communicated with the blanking pipe through the communicating holes; and a switch board is arranged in the communicating hole, and the rotating device is in driving connection with the switch board, so that the blending of the slurry is controlled conveniently.
Further, the circulating structure also comprises a spitting structure; the spitting structure comprises a transfusion tube; one end of the infusion tube is communicated with the liquid outlet end of the water pump; the other end of the infusion tube extends upwards in an inclined manner, and a plurality of extension ends of the infusion tube are arranged at the bottom of the dissolution cavity in a divergent manner; the infusion tubes and the switch plate are arranged in a staggered and spaced manner;
a plurality of guide pipes are communicated with the side wall of the infusion tube in the extending direction; the spraying head is arranged at the liquid outlet of the guide pipe and sprays slurry into the dissolving cavity, so that the slurry can be better contacted with the powder.
Further, the dispersing and stirring structure comprises a stirring chamber; a rotary main shaft pipe is arranged at the top of the stirring chamber; the rotating device is in driving connection with the rotating main shaft pipe; the liquid outlet of the blanking pipe is embedded into one end of the rotary main shaft pipe; the other end of the rotating main shaft pipe penetrates through the middle part of the stirring chamber; the unloading pipe improves the dispersion degree through rotatory main shaft pipe intercommunication teeter chamber secondary mixing, avoids the not dissolved batching of persisting.
Furthermore, a liquid accumulation cavity is formed in the penetrating end of the rotating spindle pipe, and the rotating spindle pipe is communicated with the liquid accumulation cavity; the integral liquid accumulation cavity is of an elliptical structure, and a plurality of liquid outlet holes are formed in the side wall of the liquid accumulation cavity; the liquid accumulation cavity is communicated with the stirring chamber through a liquid outlet hole; a plurality of stirring rods are fixedly arranged on the side wall of the liquid accumulation cavity in the circumferential direction; the rotating main shaft pipe drives the liquid accumulation cavity to rotate, and the liquid accumulation cavity drives the stirring rod to rotate in the stirring chamber; increasing the diffusion range.
A pressurizing structure is arranged in the middle of the liquid accumulation cavity; the pressurizing structure comprises an air bag; the air bag is fixedly suspended in the middle of the hydrops cavity through an air pipe; the air pump is communicated with one end of the air pipe; the other end of the air pipe extends to the middle part of the air bag, and the air pump is communicated with the air bag through the air pipe; promoting faster mixing of the slurry into the base.
Further, the first step: the liquid additive and the slurry are added into a dissolving cavity through a liquid supplementing pipeline by using a pump body, then the powder is added into a conveying pipeline through a powder adding pipe, and simultaneously the air is blown out by an air pump to blow the powder into the dissolving cavity to be mixed with the liquid additive and the slurry;
the second step is that: the material leaking structure is communicated with the middle part of the conveying pipeline, so that additives of some particles can be firstly crushed by the material leaking structure and then blown into the dissolving cavity by gas;
the third step: the blown powder falls on the equally-divided disc in a scattered manner, one part of the powder is blown into the dissolving cavity, and the other part of the additive which is not completely crushed falls into the bottom of the dissolving cavity from the through hole after being crushed by the grinding device to be mixed with the liquid additive and the slurry;
the fourth step: the water pump sucks the mixed liquid in the dissolving cavity, and then the mixed liquid is sprayed into the dissolving cavity through the liquid conveying pipe through the spraying head and is contacted with the powder in the dissolving cavity;
the fifth step: the thick liquids after mixing pass through the unloading pipe and rotate the main shaft pipe and let in the hydrops intracavity, then the air pump is pumped and is aerifyd, and corresponding gasbag shrink or inflation just so can extrude the thick liquids in the hydrops intracavity and mix with the base liquid, and rotatory main shaft pipe drive hydrops chamber drives the puddler stirring simultaneously and mixes.
Has the advantages that: the invention can utilize the respective physical characteristics of the ingredients to adopt different adding modes, so that the ingredients are better dissolved in the slurry; including but not limited to the following benefits:
1) the powder ingredient is conveyed with gas, and the particle ingredient is firstly crushed and then conveyed with the gas, so that the powder can be diffused into the dissolving cavity in a larger range, contact can be increased, and the powder can be conveniently dispersed into the slurry;
2) the circulation structure sprays the dissolving cavity again after inhaling thick liquids, can increase the contact of thick liquids and powder like this, makes the powder change in and disperses to the mode of circulation flow like this can accelerate dissolving the mixture.
Drawings
FIG. 1 is a schematic diagram of a waterborne coating feed system;
FIG. 2 is a cross-sectional view of a feed structure;
FIG. 3 is a cross-sectional view of a material leaking structure;
FIG. 4 is a view of a notch structure;
FIG. 5 is a cross-section of a split-level block diagram;
FIG. 6 is a sectional view of an equant disc structure;
FIG. 7 is a view of the ring plate structure;
FIG. 8 is a cross-sectional view of the circulation structure;
FIG. 9 is a cross-sectional view of the spit configuration;
FIG. 10 is a sectional view of a dispersion stirring structure;
FIG. 11 is a cross-sectional view of the dropleg.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in figures 1-11: an environment-friendly water-based paint production feeding system comprises a feeding structure 1 and a dispersing and stirring structure 2; the top of the dispersing and stirring structure 2 is supported on the feeding structure 1 through a support 21, and the feeding structure 1 is communicated with the dispersing and stirring structure 2 through a discharging pipe 11; the feeding structure 1 comprises an air flue conveying structure 12 and a circulating structure 13; the air passage conveying structure 12 blows off the powder on the circulating structure 13, and the circulating structure 13 sucks and spits the powder to be mixed in the slurry. Powder is conveyed into the dissolving cavity 14 through the air passage conveying structure 12, and the circulating structure 13 in the dissolving cavity 14 sucks slurry and powder and then sprays the slurry and the powder out, so that the mixture can be better mixed with the slurry due to the circulating reciprocating flow, and a better dispersing effect is achieved.
The feed structure 1 further comprises a dissolution chamber 14; the dissolving cavity 14 is integrally of a top semicircular cylindrical structure; the air outlet end of the air passage conveying structure 12 is communicated with the top of the dissolving cavity 14; the circulating structure 13 is arranged at the bottom of the dissolving cavity 14; the air flue conveying structure 12 blows off the powder in the dissolving cavity 14, and the circulating structure 13 blows and spreads the slurry in the dissolving cavity 14; the side wall of the dissolving cavity 14 is communicated with a liquid supplementing pipeline 141. The liquid additive and slurry are added to the dissolution chamber 14 through the liquid make-up line 141 before blowing the powder into the slurry and the circulation structure 13 forces the slurry to flow so that the ingredients are better dispersed into the slurry.
The airway delivery structure 12 includes a delivery conduit 121; an air pump is arranged at one end of the conveying pipeline 121; the air outlet end of the conveying pipeline 121 is communicated with the dissolving cavity 14, and the air outlet end of the conveying pipeline 121 faces the bottom of the dissolving cavity 14; a powder adding pipe 122 is communicated and arranged above the air inlet end of the conveying pipeline 121; the powder is added into the conveying pipeline 121 through the powder adding pipe 122, and then the air is blown out by the air pump to blow the powder into the dissolving cavity 14, so that the powder is convenient to add.
The top of the middle part of the conveying pipeline 121 in the conveying direction is communicated with a material leaking structure 3; the discharge structure 3 comprises a grinding structure 31; the milling structure 31 comprises a milling chamber 311; the particle storage tank is communicated with the conveying pipeline 121 through the crushing cavity 311; a grinding ring 312 is fixedly arranged on the inner wall of the bottom of the crushing cavity 311 in the circumferential direction; the grinding ring 312 progressively decreases towards the side of the middle of the milling chamber 311; a rotating ball 32 is arranged in the crushing cavity 311; the driving device is in driving connection with the rotating ball 32; a matching ring 321 is fixedly arranged on the circumferential direction of the side wall of the rotating sphere 32; the side of the matching ring 321 away from the middle of the rotating sphere 32 is gradually reduced, and the grinding ring 312 and the matching ring 321 are correspondingly engaged to form a crushing area 34; a plurality of notches 322 are uniformly arranged on the reduced end of the matching ring 321 in the circumferential direction; some particulate ingredients exist in the ingredients to be added, the particulate ingredients are introduced into the crushing cavity 311, and then the grinding ring 312 on the inner wall of the crushing cavity 311 and the matching ring 321 on the rotating sphere 32 rub against each other to grind and crush the particulate ingredients, fall into the conveying pipeline 121, and are blown into the dissolving cavity 14 together.
A swinging plate 33 is arranged at the communication part of the crushing cavity 311 and the conveying pipeline 121; one end of the swinging plate 33 is hinged on the discharge hole of the crushing cavity 311 through a swinging device, and the hinged end of the swinging plate 33 is arranged at one side close to the powder adding pipe 122; the swinging plate 33 swings towards the conveying direction of the conveying pipeline 121; when the crushing ingredients fall, the swinging plate 33 swings to play a role in flaring the crushing ingredients and can shield the blown wind, thereby avoiding the wind flow turbulence from pouring into the crushing cavity 311 to influence the normal falling of the crushing ingredients and being convenient for conveying the ingredients.
The top of the dissolving cavity 14 is provided with a uniform distribution structure 4; the equalizing structure 4 is positioned in the air outlet direction of the conveying pipeline 121; the equipartition structure 4 comprises an equipartition disc 42; the uniform distribution disc 42 is fixed on the top of the dissolving cavity 14 through a connecting rod 41; the edge of the equalizing disc 42 is in a slope type; when the powder is blown to the equipartition disc 42, the powder is convenient to be better dispersed, and meanwhile, the falling impact force of the powder is weakened, so that the powder can be more widely diffused into the dissolving cavity 14 and is convenient to contact with slurry; a movable groove 421 is annularly formed on the side wall of the edge of the equipartition disc 42; a sliding block 422 is arranged in the movable groove 421; the walking device is in driving connection with the sliding block 422; a scraping strip 423 is fixedly arranged at one end of the sliding block 422, which extends out of the movable groove 421; the scraping strips 423 are arc-shaped, and the bottom surfaces of the scraping strips 423 are attached to the surface of the equipartition disc 42; the longitudinal section of the scraping strip 423 is of a structure with a convex middle part; the end, away from the sliding block 422, of the scraping strip 423 is obliquely arranged towards the moving direction; the sliding block 422 drives the scraping strips 423 to circumferentially rotate on the surface of the equipartition disc 42; powder is covered on the surface of the uniform distribution disc 42 inevitably, and the walking device driving sliding block 422 drives the scraping strip 423 to scrape off the powder on the surface of the uniform distribution disc 42, and the powder falls into the slurry at the bottom of the dissolving cavity 14, so that waste is avoided.
The middle part of the equalizing disc 42 is of a concave structure 44, and the air outlet of the conveying pipeline 121 is opposite to the middle part of the equalizing disc 42; the bottom of the concave structure 44 penetrates through the equipartition disc 42 through a through hole 441; a grinding device is arranged in the through hole 441; some incompletely smashed particles are inevitably remained in the powder conveyed by the conveying pipeline 121, and when being blown in, the particles fall into the concave structure 44, and then fall to the bottom of the dissolving cavity 14 after being smashed again by the grinding device in the through hole 441, so that the ingredients are more favorably dissolved in the slurry, and the dispersing effect is improved.
A feeding pipe 11 is arranged in the middle of the bottom of the dissolving cavity 14; the bottom surface of the dissolving cavity 14 is obliquely arranged towards the blanking pipe 11 in a converging manner; the swallowing end of the circulating structure 13 is arranged at the liquid inlet of the blanking pipe 11, and the spraying end of the circulating structure 13 extends in a divergent manner to cover the bottom surface of the dissolving cavity 14; the slurry is sucked into the suction end of the circulating structure 13 in the middle of the bottom of the dissolving cavity 14, and then is sprayed into the dissolving cavity 14 through the spraying end of the circulating structure 13, and sprayed water drops can be better contacted with the powder floating in the dissolving cavity 14, so that a better dispersing effect is achieved.
The circulation structure 13 comprises a water pump 131; the liquid inlet of the water pump 131 is communicated with the dissolving cavity 14; the water pump 131 is arranged at the liquid inlet of the blanking pipe 11, and the water pump 131 is fixed on the inner wall of the blanking pipe 11 through a ring plate 132; a plurality of communication holes 133 are circumferentially formed in the ring plate 132, and the dissolving chamber 14 is communicated with the blanking pipe 11 through the communication holes 133; a switch plate 134 is disposed in the communication hole 133, and the rotating device is drivingly connected to the switch plate 134. The water pump 131 sucks the slurry and then sprays the slurry into the dissolving cavity through the spitting structure 5; then, the rotating means drives the opening and closing plate 134 to open the communication hole 133, so that the slurry after being sufficiently mixed can be circulated into the dispersion stirring structure 2 through the discharging pipe and then mixed again.
The circulating structure 13 also comprises an spitting structure 5; the spitting structure 5 comprises a transfusion tube 51; one end of the infusion tube 51 is communicated with the liquid outlet end of the water pump 131; the other end of the infusion tube 51 extends upwards in an inclined manner, and the extending ends of the infusion tube 51 are arranged at the bottom of the dissolving cavity 14 in a divergent manner; the infusion tubes 51 and the switch plate 134 are arranged at staggered intervals; a plurality of guide pipes 52 are communicated with the side wall of the infusion tube 51 in the extending direction; a spray head 53 is arranged at the liquid outlet of the conduit 52, and the spray head 53 sprays slurry into the dissolving cavity 14. The slurry sucked by the water pump 131 passes through the liquid conveying pipe 51, then passes through a plurality of guide pipes 52, and finally is sprayed into the dissolving cavity 14 through the spraying head 53; the water drops sprayed out can be contacted with the powder diffused in the dissolving cavity 14, then fall into the slurry and are sucked and sprayed out again, so that the circulating flow can be favorable for better dispersing the ingredients into the slurry, the dispersing effect is enhanced, and the dispersing efficiency is improved.
The water-based paint comprises the following components in parts by weight:
0.05 to 0.1 percent of essence; 13 to 22 percent of pigment; 15-30% of filler; pH adjustment and extrusion: 0.05 to 0.1 percent; 0.08-0.1% of antiseptic extruder; 3-5% of wax emulsion; the wetting leveling property is 0.1-1%; defoaming and foam inhibiting extrusion 0.05-0.5%; 3-5% of a film-forming assistant; 15-30% of emulsion; 60-70% of water-based resin.
The dispersing and stirring structure 2 comprises a stirring chamber 22; a rotary main shaft pipe 221 is arranged at the top of the stirring chamber 22; the rotating device is in driving connection with the rotating spindle pipe 221; the liquid outlet of the blanking pipe 11 is embedded into one end of the rotating main shaft pipe 221; the other end of the rotating main shaft pipe 221 penetrates through the middle part of the stirring chamber 22; the blanking pipe 11 is communicated with the stirring chamber 22 through a rotating main shaft pipe 221. The slurry in the dissolving cavity 14 and introduced into the blanking pipe 11 flows into the stirring chamber 22 through the rotating main shaft pipe 221, and is fully stirred through the stirring rod 224, so that the batching slurry is mixed into the base stock; mix earlier tentatively like this, the thick liquids concentration of the ejection of compact of mixing is higher like this, then mix in letting in the base stock like this thick liquids, so can avoid some indissolvable ingredients in the ingredient of interpolation to dissolve inadequately, improve the degree of dispersion.
A liquid accumulation cavity 222 is formed in the penetrating end of the rotating spindle pipe 221, and the rotating spindle pipe 221 is communicated with the liquid accumulation cavity 222; the liquid accumulation cavity 222 is of an elliptical structure as a whole, and a plurality of liquid outlet holes 223 are formed in the side wall of the liquid accumulation cavity 222; the liquid accumulation cavity 222 is communicated with the stirring chamber 22 through a liquid outlet 223; a plurality of stirring rods 224 are circumferentially and fixedly arranged on the side wall of the liquid accumulation cavity 222; the rotating spindle pipe 221 drives the dropsy cavity 222 to rotate, and the dropsy cavity 222 drives the stirring rod 224 to rotate in the stirring chamber 22; the slurry introduced through the rotating spindle pipe 221 flows into the liquid accumulation cavity 222 and then flows into the stirring chamber 22 through the liquid outlet holes 223 in the side wall of the liquid accumulation cavity 222, so that the slurry flows out of the liquid outlet holes 223, the diffusion range is enlarged, the slurry is conveniently and better mixed in the base material, and the dispersion and mixing degree is improved.
The middle part of the dropsy cavity 222 is provided with a pressurizing structure 23; the pressurizing structure 23 includes an air bag 231; the air bag 231 is fixedly suspended in the middle of the dropsy cavity 222 through an air pipe 232; the air pump is communicated with one end of the air pipe 232; the other end of the air pipe 232 extends to the middle part of the air bag 231, and the air pump is communicated with the air bag 231 through the air pipe 232; the air pump pumps air, and then the air bag 231 correspondingly contracts and expands in the dropsy cavity 222, so that the slurry in the dropsy cavity 222 is accelerated to flow out more quickly, and meanwhile, the slurry and the base material can more quickly pass through the liquid outlet 223, so that the mixing is facilitated, the slurry is diffused in a larger range, and meanwhile, the base material is more fully stirred with the slurry to flow; meanwhile, the stirring rod 224 continuously stirs the slurry and the base material, so that the mixing and dispersing effects can be improved.
The first step is as follows: the liquid additive and the slurry are firstly added into the dissolving cavity 14 through a liquid supplementing pipeline 141 by using a pump body, then the powder is added into the conveying pipeline 121 through the powder adding pipe 122, and meanwhile, the air pump blows air to blow the powder into the dissolving cavity 14 to be mixed with the liquid additive and the slurry; thus, the powder can be contacted with the liquid additive and the slurry in a wider range, and dispersion and mixing are facilitated.
The second step is that: the material leaking structure 3 is communicated with the middle part of the conveying pipeline 121, so that additives of some particles can be firstly crushed by the material leaking structure 3 and then blown into the dissolving cavity 14 by gas; this facilitates more complete diffusion of the ingredients into the dissolution chamber 14, improving the dispersion effect.
The third step: the blown powder falls onto the averaging disks 42, and a part of the powder is blown into the dissolution cavity 14, wherein a part of the incompletely pulverized additive falls into the bottom of the dissolution cavity 14 from the through holes 441 after being pulverized by the pulverizing device to be mixed with the liquid additive and the slurry; through repeated crushing, the ingredients are convenient to dissolve in the slurry more quickly.
The fourth step: the water pump 131 sucks the mixed liquid in the dissolution cavity 14, and then the mixed liquid is sprayed into the dissolution cavity 14 through the liquid conveying pipe 51 and the spraying head 53 and contacts with the powder in the dissolution cavity 14; the water droplets sprayed into dissolution chamber 14 contact the powder to a greater extent and are then mixed by recirculating flow to enhance dispersion.
The fifth step: the mixed slurry is introduced into the dropsy cavity 222 through the discharging pipe 11 and the rotating main shaft pipe 221, then the air pump pumps air, and the corresponding air bag 231 contracts or expands, so that the slurry in the dropsy cavity 222 can be extruded out to be mixed with the base liquid, and meanwhile, the rotating main shaft pipe 221 drives the dropsy cavity 222 to drive the stirring rod 224 to stir and mix, so that the dispersing and mixing effects are enhanced.
The foregoing is a preferred embodiment of the present invention, and it will be apparent to those skilled in the art that various modifications and enhancements can be made without departing from the principles of the invention, and such modifications and enhancements are also considered to be within the scope of the invention.
Claims (8)
1. The utility model provides an environmental protection waterborne coating production charge-in system which characterized in that: comprises a feeding structure (1) and a dispersing and stirring structure (2); the top of the dispersing and stirring structure (2) is supported on the feeding structure (1) through a support column (21), and the feeding structure (1) is communicated with the dispersing and stirring structure (2) through a discharging pipe (11); the feeding structure (1) comprises an air passage conveying structure (12) and a circulating structure (13); the air passage conveying structure (12) blows off powder on the circulating structure (13), and the circulating structure (13) sucks and discharges the powder to be mixed in the slurry;
the feeding structure (1) further comprises a dissolution chamber (14); the dissolving cavity (14) is integrally of a top semi-circular cylindrical structure; the air outlet end of the air passage conveying structure (12) is communicated with the top of the dissolving cavity (14); the circulating structure (13) is arranged at the bottom of the dissolving cavity (14); the air passage conveying structure (12) blows off powder in the dissolving cavity (14), and the circulating structure (13) blows off slurry in the dissolving cavity (14); a liquid supplementing pipeline (141) is arranged on the side wall of the dissolving cavity (14) in a communicating manner;
the airway delivery structure (12) comprises a delivery conduit (121); an air pump is arranged at one end of the conveying pipeline (121); the air outlet end of the conveying pipeline (121) is communicated with the dissolving cavity (14), and the air outlet end of the conveying pipeline (121) faces the bottom of the dissolving cavity (14); a powder adding pipe (122) is communicated above the air inlet end of the conveying pipeline (121);
the top of the middle part of the conveying pipeline (121) in the conveying direction is communicated with a material leaking structure (3); the leaking structure (3) comprises a grinding structure (31); the milling structure (31) comprises a milling chamber (311); the particle storage tank is communicated with the conveying pipeline (121) through the crushing cavity (311); a grinding ring (312) is fixedly arranged on the inner wall of the bottom of the crushing cavity (311) in the circumferential direction; the grinding ring (312) decreases progressively towards the side of the middle of the crushing chamber (311); a rotating ball (32) is arranged in the crushing cavity (311); the driving device is in driving connection with the rotating ball (32); a matching ring (321) is fixedly arranged on the side wall of the rotating sphere (32) in the circumferential direction; the side of the matching ring (321) far away from the middle part of the rotating sphere (32) is gradually reduced, and the grinding ring (312) and the matching ring (321) are correspondingly meshed to form a crushing area (34); a plurality of notches (322) are uniformly arranged on the reduced end of the matching ring (321) in the circumferential direction;
a swinging plate (33) is arranged at the communication part of the crushing cavity (311) and the conveying pipeline (121); one end of the swinging plate (33) is hinged to a discharge hole of the crushing cavity (311) through a swinging device, and the hinged end of the swinging plate (33) is arranged at one side close to the powder adding pipe (122); the swinging plate (33) swings in a direction facing the conveying direction of the conveying pipeline (121).
2. The environment-friendly waterborne coating production feeding system of claim 1, wherein: the top of the dissolving cavity (14) is provided with a uniform distribution structure (4); the equipartition structure (4) is positioned in the air outlet direction of the conveying pipeline (121); the equalizing structure (4) comprises an equalizing disc (42); the equipartition disc (42) is fixed at the top of the dissolving cavity (14) through a connecting rod (41); the edge of the equalizing disc (42) is in a slope type; a movable groove (421) is annularly formed in the side wall of the edge of the equipartition disc (42); a sliding block (422) is arranged in the movable groove (421); the walking device is in driving connection with the sliding block (422); a scraping strip (423) is fixedly arranged at one end of the sliding block (422) extending out of the movable groove (421); the scraping strips (423) are arc-shaped, and the bottom surfaces of the scraping strips (423) are attached to the surface of the uniform distribution disc (42); the longitudinal section of the scraping strip (423) is of a structure with a convex middle part; one end of the scraping strip (423) far away from the sliding block (422) is obliquely arranged towards the movement direction; the sliding block (422) drives the scraping strips (423) to rotate circumferentially on the surface of the uniform distribution disc (42).
3. The environment-friendly waterborne coating production feeding system of claim 2, wherein: the middle part of the equalizing disc (42) is of a concave structure (44), and the air outlet of the conveying pipeline (121) is opposite to the middle part of the equalizing disc (42); the bottom of the concave structure (44) penetrates through the uniform disc (42) through a through hole (441); a grinding device is arranged in the through hole (441).
4. The environment-friendly waterborne coating production feeding system of claim 1, wherein: a blanking pipe (11) is arranged in the middle of the bottom of the dissolving cavity (14); the bottom surface of the dissolving cavity (14) is obliquely arranged towards the feeding pipe (11) in a converging manner; the swallowing end of the circulating structure (13) is arranged at the liquid inlet of the blanking pipe (11), and the spraying end of the circulating structure (13) extends in a divergent mode to cover the bottom surface of the dissolving cavity (14);
the circulation structure (13) comprises a water pump (131); a liquid inlet of the water pump (131) is communicated with the dissolving cavity (14); the water pump (131) is arranged at the liquid inlet of the discharging pipe (11), and the water pump (131) is fixed on the inner wall of the discharging pipe (11) through a ring plate (132); a plurality of communication holes (133) are formed in the annular plate (132) in the circumferential direction, and the dissolving cavity (14) is communicated with the blanking pipe (11) through the communication holes (133); a switch plate (134) is arranged in the communication hole (133), and the rotating device is in driving connection with the switch plate (134).
5. The environment-friendly waterborne coating production feeding system of claim 4, wherein: the circulating structure (13) also comprises a spitting structure (5); the spitting structure (5) comprises a transfusion tube (51); one end of the infusion tube (51) is communicated with the liquid outlet end of the water pump (131); the other end of the infusion tube (51) extends upwards in an inclined manner, and the extending ends of the infusion tube (51) are arranged at the bottom of the dissolving cavity (14) in a divergent manner; the infusion tubes (51) and the switch plate (134) are arranged in a staggered manner;
a plurality of guide pipes (52) are communicated with the side wall of the infusion tube (51) in the extension direction; a spraying head (53) is arranged at the liquid outlet of the conduit (52), and the spraying head (53) sprays slurry into the dissolving cavity (14).
6. The environment-friendly waterborne coating production feeding system of claim 1, wherein: the dispersing and stirring structure (2) comprises a stirring chamber (22); a rotary main shaft pipe (221) is arranged at the top of the stirring chamber (22); the rotating device is in driving connection with the rotating main shaft pipe (221); the liquid outlet of the blanking pipe (11) is embedded into one end of the rotating main shaft pipe (221); the other end of the rotating main shaft pipe (221) penetrates through the middle part of the stirring chamber (22); the blanking pipe (11) is communicated with the stirring chamber (22) through a rotating main shaft pipe (221).
7. The environment-friendly waterborne coating production feeding system of claim 6, wherein: a liquid accumulation cavity (222) is formed in the penetrating end of the rotating main shaft pipe (221), and the rotating main shaft pipe (221) is communicated with the liquid accumulation cavity (222); the integral liquid accumulation cavity (222) is of an elliptical structure, and a plurality of liquid outlet holes (223) are formed in the side wall of the liquid accumulation cavity (222); the liquid accumulation cavity (222) is communicated with the stirring chamber (22) through a liquid outlet hole (223); a plurality of stirring rods (224) are fixedly arranged on the side wall of the liquid accumulation cavity (222) in the circumferential direction; the rotating main shaft pipe (221) drives the dropsy cavity (222) to rotate, and the dropsy cavity (222) drives the stirring rod (224) to rotate in the stirring chamber (22);
a pressurizing structure (23) is arranged in the middle of the liquid accumulation cavity (222); the pressurization structure (23) comprises an air bag (231); the air bag (231) is fixedly suspended in the middle of the hydrops cavity (222) through an air pipe (232); the air pump is communicated with one end of the air pipe (232); the other end of the air pipe (232) extends to the middle part of the air bag (231), and the air pump is communicated with the air bag (231) through the air pipe (232).
8. The method for producing paint by using the environment-friendly water-based paint production and feeding system according to any one of claims 1 to 7, characterized in that in the first step: the liquid additive and the slurry are added into the dissolving cavity (14) through a liquid supplementing pipeline (141) by a pump body, then the powder is added into the conveying pipeline (121) through a powder adding pipe (122), and meanwhile, the air is blown out by an air pump to blow the powder into the dissolving cavity (14) to be mixed with the liquid additive and the slurry;
the second step is that: the material leaking structure (3) is communicated with the middle part of the conveying pipeline (121), so that additives of some particles can be firstly crushed by the material leaking structure (3) and then blown into the dissolving cavity (14) by gas;
the third step: the blown powder falls onto the equally-divided disc (42), and a part of the powder is blown into the dissolving cavity (14), wherein a part of incompletely crushed additive falls into the bottom of the dissolving cavity (14) from the through hole (441) after being crushed by a grinding device to be mixed with the liquid additive and the slurry;
the fourth step: the water pump (131) sucks the mixed liquid in the dissolving cavity (14), and then the mixed liquid is sprayed into the dissolving cavity (14) through the liquid conveying pipe (51) and the spraying head (53) and is contacted with the powder in the dissolving cavity (14);
the fifth step: the mixed slurry is introduced into the dropsy cavity (222) through the discharging pipe (11) and the rotating main shaft pipe (221), then the air pump pumps air, the corresponding air bag (231) contracts or expands, so that the slurry in the dropsy cavity (222) can be extruded out to be mixed with the base liquid, and meanwhile the rotating main shaft pipe (221) drives the dropsy cavity (222) to drive the stirring rod (224) to stir and mix.
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