CN110052191A - Low VOC large arch dam anti-corrosion oil resistant coating process system, technique and its formula - Google Patents
Low VOC large arch dam anti-corrosion oil resistant coating process system, technique and its formula Download PDFInfo
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- CN110052191A CN110052191A CN201910296915.4A CN201910296915A CN110052191A CN 110052191 A CN110052191 A CN 110052191A CN 201910296915 A CN201910296915 A CN 201910296915A CN 110052191 A CN110052191 A CN 110052191A
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- 239000006185 dispersion Substances 0.000 claims abstract description 204
- 230000005540 biological transmission Effects 0.000 claims abstract description 68
- 239000011248 coating agent Substances 0.000 claims abstract description 58
- 238000003756 stirring Methods 0.000 claims abstract description 18
- 238000002156 mixing Methods 0.000 claims abstract description 11
- 239000007788 liquid Substances 0.000 claims description 49
- 238000013019 agitation Methods 0.000 claims description 31
- 239000002002 slurry Substances 0.000 claims description 31
- 201000011180 Dental Pulp Calcification Diseases 0.000 claims description 21
- 230000000694 effects Effects 0.000 claims description 18
- 239000000839 emulsion Substances 0.000 claims description 15
- 230000001360 synchronised effect Effects 0.000 claims description 15
- 239000006255 coating slurry Substances 0.000 claims description 12
- 230000008569 process Effects 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 9
- 238000006424 Flood reaction Methods 0.000 claims description 3
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- 125000004122 cyclic group Chemical group 0.000 claims description 3
- 238000005485 electric heating Methods 0.000 claims description 3
- 230000000306 recurrent effect Effects 0.000 claims description 3
- 230000009467 reduction Effects 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000003786 synthesis reaction Methods 0.000 claims description 2
- 230000010354 integration Effects 0.000 claims 1
- 238000005086 pumping Methods 0.000 claims 1
- 238000007670 refining Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
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- 238000005516 engineering process Methods 0.000 description 2
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Classifications
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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
- B01F25/51—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle in which the mixture is circulated through a set of tubes, e.g. with gradual introduction of a component into the circulating flow
-
- 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
- B01F25/52—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle with a rotary stirrer in the recirculation tube
-
- 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
- B01F27/05—Stirrers
- B01F27/11—Stirrers characterised by the configuration of the stirrers
- B01F27/19—Stirrers with two or more mixing elements mounted in sequence on the same axis
- B01F27/192—Stirrers with two or more mixing elements mounted in sequence on the same axis with dissimilar elements
- B01F27/1921—Stirrers with two or more mixing elements mounted in sequence on the same axis with dissimilar elements comprising helical elements and paddles
-
- 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
- B01F27/84—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with two or more stirrers rotating at different speeds or in opposite directions about the same axis
-
- 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
- B01F35/30—Driving arrangements; Transmissions; Couplings; Brakes
- B01F35/32—Driving arrangements
- B01F35/32005—Type of drive
- B01F35/3204—Motor driven, i.e. by means of an electric or IC motor
-
- 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
- C09D7/80—Processes for incorporating ingredients
-
- 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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention discloses low VOC large arch dam anti-corrosion oil resistant coating process systems, including vertical coating dispersion tank, concentric be provided in top in the coating dispersion tank slightly mixes chamber, lower part in the coating dispersion tank is concentric to be provided with columnar transmission cavity, middle part in the coating dispersion tank is concentric to be provided with upper coarse and lower fine dispersion cone chamber, the concentric connection in upper end of the dispersion cone chamber slightly mixed chamber, the upper end of the concentric connection transmission cavity in the lower end of the dispersion cone chamber；Structure of the invention is simple, using the stirring refining system of internal-circulation type, keeps the coating dispersion mixing in coating dispersion tank more uniform.
Description
Technical field
The invention belongs to coating preparation fields.
Background technique
Dispersing technology of the low VOC large arch dam anti-corrosion oil resistant coating in producing process is most important, existing dispersing apparatus
Often dispersion effect is bad, and final products are not fine and smooth enough.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, it is more preferably fine and smooth that the present invention provides mixing dispersion effect
Low VOC large arch dam anti-corrosion oil resistant coating process system, technique and its formula.
Technical solution: to achieve the above object, low VOC large arch dam anti-corrosion oil resistant coating process system of the invention, including
Vertical coating dispersion tank, top in the coating dispersion tank is concentric to be provided with slightly mixed chamber, in the coating dispersion tank
Lower part is concentric to be provided with columnar transmission cavity, and the middle part in the coating dispersion tank is concentric to be provided with upper coarse and lower fine dispersion
Chamber, the concentric connection in the upper end that chamber is bored in the dispersion slightly mixed chamber are bored, the dispersion is bored described in the concentric connection in lower end of chamber
The upper end of transmission cavity；
The top side of the thick mixed chamber is provided with feed inlet, and the bottom end side of the transmission cavity is communicated with drawing liquid channel,
Drawing liquid pump is provided on the drawing liquid channel, valve is arranged in the inlet in the drawing liquid channel.
Further, further include main shaft, the main shaft upwards it is concentric protrude into transmission cavity, dispersion cone chamber and slightly mix it is intracavitary,
The axial wall of the main shaft lower end is connect with the bottom wall body of the coating dispersion tank by two first sealing bearing rotary close-fittings；
The main shaft lower end is concentric to be fixedly installed with belt pulley, further includes synchronous translator, and the synchronous translator passes through synchronous belt
It is drivingly connected with the belt pulley；Where the upper end outlet of the main shaft is located at the middle part of the thick mixed chamber at height；
It spirals in the shape of a spiral on the spindle outer wall in the transmission cavity and is provided with auger transmission blade, the auger passes
The outer rim of blade and the inner wall clearance fit of the transmission cavity are sent, is also vertically provided with several agitator arms in the transmission cavity, respectively
Agitator arm connection integrated with auger transmission blade；The inside of the main shaft is concentric to be provided with liquid-conveying ducts,
The upper end of the liquid-conveying ducts is pierced by the top of the main shaft, the bottom end closure of the liquid-conveying ducts；The spindle outer wall
Uniformly distributed hollow out is provided with several liquid pass holes at auger transmission blade, and each liquid pass hole is by the transmission cavity and the liquid-conveying ducts
Lower end be interconnected；Circumferentially array distribution has several agitating paddles on the upper end wall body of the main shaft；It is described slightly to mix the interior of chamber
Wall also spirals in the shape of a spiral and is provided with electric heating tube.
Further, the cover of umbrella shape shape is provided with above the upper end outlet of the main shaft, the upper end of the cover passes through
The concentric top wall body for being fixedly connected with the coating dispersion tank of cylinder；Concentric pass through has agitation rotary shaft in the cylinder of cylinder,
The agitation rotary shaft rotates close-fitting with the agitation rotary shaft by several second sealing bearings with the cylinder inboard wall and connect；
The lower end of the agitation rotary shaft is concentric to be protruded into the liquid-conveying ducts, and the outer diameter of the agitation rotary shaft is less than the drain
Channel internal diameter；Several stirring bars are evenly equipped on the agitation rotary shaft outer wall protruded into the liquid-conveying ducts；The coating dispersion tank
Top be fixedly installed with first motor, the first motor is drivingly connected with the agitation rotary shaft.
Further, the integrated coaxial heart is provided with dispersion impeller and lower dispersion impeller, institute on the middle part outer wall of the main shaft
It states dispersion impeller and is located at the intracavitary upper end position of the dispersion cone, the lower dispersion impeller is located at the dispersion and bores intracavitary lower end position
It sets, the outer rim of the upper dispersion impeller and lower dispersion impeller keeps spacing with dispersion cone cavity wall；Outside the upper dispersion impeller
Circumferentially array is evenly equipped with several upper dispersion denticles to edge, and circumferentially array is evenly equipped with several lower dispersions to the outer rim of the lower dispersion impeller
Denticle；Circumferentially several drag reduction holes are distributed in array hollow out in the disk of the lower dispersion impeller；The upper surface of the upper dispersion impeller
Circumferentially array is fixedly installed several paddle arm, and the end of each paddle arm is provided with lodicule, and each lodicule is located at described
It slightly mixes below intracavitary agitating paddle；
The inner wall of the middle height of the dispersion cone chamber is provided with a circle annular inner rim, sets on the downside of the annular inner rim
Set a ring slot；The intracavitary dispersion cone further includes endless wall, and the endless wall and the annular inner rim pass through third axis
Hold rotation close-fitting connection；The inner ring integrated setting of the endless wall has dispersion the ring disk, disperse the ring disk inner edge and the master
It was liquid channel between axis outer wall, circumferentially array is evenly equipped with several middle dispersion denticles for the inner edge of the dispersion the ring disk；The ring
Rack gear is arranged in the lower end outer wall integrated coaxial heart of shape wall body；Gear, the gear and the tooth are provided in the annular groove
Circle engagement connection；It is additionally provided with motor accommodating chamber inside the wall body of the coating dispersion tank and vertical shaft passes through hole, it is described
The upper and lower side that shaft passes through hole is respectively communicated with the motor accommodating chamber and annular groove, and the shaft, which passes through concentric pass through in hole, electricity
Arbor, the motor shaft pass through hole with the shaft and are connect with the shaft across hole rotation close-fitting by the 4th sealing bearing；
The upper end of the motor shaft is concentric to be fixedly connected with the gear, and the second motor, institute are fixedly installed in the motor accommodating chamber
It states the second motor and the motor shaft is drivingly connected.
Further, low VOC large arch dam anti-corrosion oil resistant coating process system dispersion mixing technique:
Include the following steps:
Configuration completion in proportion is passed through feed inlet but without the coating emulsion for being sufficiently mixed dispersion by step 1
Gradually in blanking to thick mixed chamber, dispersion cone chamber and transmission cavity；Until slightly mix intracavitary liquid level floods cover completely；
Step 2 starts synchronous turbin generator, and then drives belt pulley and main shaft to rotate clockwise by synchronizing wheel belt；With
This starts first motor simultaneously, and then rotates agitation rotary shaft counterclockwise；Also start the second motor, and then second at the same time
Motor passes through gear band movable tooth circle, endless wall and dispersion the ring disk synchronous rotary；
In transmission cavity, since auger transmission blade is rotated clockwise with main shaft, auger transmits the agitation clockwise of blade
So that the coating emulsion in transmission cavity is stirred propulsion downwards, since the lower end of transmission cavity is closed, and then makes the slurry in transmission cavity
Liquid forms the positive pressure advanced downwardly, and then the slurries in transmission cavity squeeze into the lower end of liquid-conveying ducts by several liquid pass holes, in turn
The slurries squeezed into liquid-conveying ducts are flowed up along liquid-conveying ducts, until being expelled to cover upwards from the upper end outlet of liquid-conveying ducts
Inside, and then be dispersed in slightly mixed chamber under the drainage of cover inner wall；And the slurries for slightly mixing bottom of chamber portion persistently flow downwardly into
In dispersion cone chamber, the coating slurries in dispersion cone chamber can be flowed downwardly into persistently in transmission cavity, and then the above process forms coating
Interior circulation in dispersion tank；
In above-mentioned inner cyclic process: the coating slurries persistently agitation progradation by auger transmission blade in transmission cavity
While also by the lateral stirring action of several agitator arms；Slurries in liquid-conveying ducts flow up during due to main shaft
It is still within the effect persistently rotated clockwise, since liquid is there are certain viscosity, the slurries that are flowed up in liquid-conveying ducts
Can be rotated together with main shaft, when the slurries in liquid-conveying ducts travel up to the position of stirring bar, rotate clockwise and to
The slurries of upper flowing will receive the agitation and tearing effect of the stirring bar rotated counterclockwise, and then make to flow up in liquid-conveying ducts
Slurries sufficiently refined and mixed；Slightly mixing intracavitary coating slurries can be persistently by the clockwise of several agitating paddles and lodicule
Significantly agitation, make slightly to mix and intracavitary form eddy flow clockwise；The effect of above-mentioned interior circulation continues the slurries in dispersion cone chamber
It flows downward, under the dispersion of several upper dispersion denticles on upper dispersion impeller drives, dispersion bores the liquid on intracavitary top downward
Will receive during flowing it is clockwise affect, and then form clockwise eddy flow；Several middle dispersions in dispersion the ring disk
Under the dispersion of denticle drives, the liquid that intracavitary middle part is bored in dispersion will receive during flowing downward it is counterclockwise affect, into
And form eddy flow counterclockwise；Under the dispersion of several lower dispersion denticles on lower dispersion impeller drives, intracavitary lower part is bored in dispersion
Liquid will receive during flowing downward it is clockwise affect, and then form clockwise eddy flow；And then in upper dispersion
Under the synthesis peptizaiton of disk, dispersion the ring disk and lower dispersion impeller, the upper, middle and lower part for keeping dispersion cone intracavitary is respectively formed concentric
Eddy flow clockwise, eddy flow counterclockwise and eddy flow clockwise, the boundary position between adjacent reversed eddy flow will form strong tear
Effect is split, and then the coating emulsion for flowing through dispersion cone chamber is made adequately to disperse, refine；
Above-mentioned interior recurrent state is persistently maintained, and then the coating slurries in coating dispersion tank is made to be sufficiently mixed, disperse, carefully
Change, ultimately forms fine and smooth coating emulsion；
Step 3 opens valve at drawing liquid feeder connection on the basis of maintaining step 2, and opens drawing liquid pump, in turn
Persistently take the coating emulsion that refinement has been thoroughly mixed in thick mixed chamber, dispersion cone chamber and transmission cavity away.
The utility model has the advantages that structure of the invention is simple, using the stirring refining system of internal-circulation type, make in coating dispersion tank
Coating dispersion mixing is more uniform；The effect recycled inside makes the slurries in dispersion cone chamber persistently flow downward, in upper dispersion impeller
On several upper dispersion denticles dispersions drive under, the liquid that intracavitary top is bored in dispersion will receive suitable during flowing downward
Hour hands affect, and then form clockwise eddy flow；Under the dispersion of several middle dispersion denticles in dispersion the ring disk drives, dispersion
Bore intracavitary middle part liquid will receive during flowing downward it is counterclockwise affect, and then form eddy flow counterclockwise；?
Under the dispersion of several lower dispersion denticles on lower dispersion impeller drives, dispersion bores the liquid of intracavitary lower part in the process to flow downward
In will receive it is clockwise affect, and then form clockwise eddy flow；And then in upper dispersion impeller, dispersion the ring disk and lower dispersion impeller
Under comprehensive peptizaiton, so that dispersion is bored intracavitary upper, middle and lower part and be respectively formed concentric eddy flow clockwise, eddy flow counterclockwise
With eddy flow clockwise, the boundary position between adjacent reversed eddy flow will form strong tearing effects, and then make to flow through dispersion cone
The coating emulsion of chamber adequately disperses, refines.
Detailed description of the invention
Attached drawing 1 is the overall structure diagram of the device；
Attached drawing 2 is the three-dimensional cutaway view of the device；
Attached drawing 3 just cuts open structural schematic diagram for the device；
Attached drawing 4 is the partial enlargement diagram at the label 29 of attached drawing 3；
Attached drawing 5 is that the device conceals the schematic diagram after coating dispersion tank；
Attached drawing 6 is the three-dimensional cutaway view of the medium position of attached drawing 5.
Specific embodiment
The present invention will be further explained with reference to the accompanying drawing.
The low VOC large arch dam anti-corrosion oil resistant coating process system as shown in attached drawing 1 to 6, including vertical coating dispersion tank
21, top in the coating dispersion tank 21 is concentric to be provided with slightly mixed chamber 30, and the lower part in the coating dispersion tank 21 is coaxial
The heart is provided with columnar transmission cavity 7, and the middle part in the coating dispersion tank 21 is concentric to be provided with upper coarse and lower fine dispersion cone chamber
18, the concentric connection in upper end of the dispersion cone chamber 18 slightly mixed chamber 30, the concentric connection in lower end of the dispersion cone chamber 18
The upper end of the transmission cavity 7；
The top side of the thick mixed chamber 30 is provided with feed inlet 23, and the bottom end side of the transmission cavity 7 is communicated with drawing liquid
Channel 24, drawing liquid pump is provided on the drawing liquid channel 24, and valve 34 is arranged in the inlet in the drawing liquid channel 24.
It further include main shaft 19, the main shaft 19 is concentric upwards to be protruded into transmission cavity 7, dispersion cone chamber 18 and slightly mixes in chamber 30,
The axial wall of 19 lower end of main shaft and the bottom wall body of the coating dispersion tank 21 are rotated tightly by two first sealing bearings 45
With connection；19 lower end of main shaft is concentric to be fixedly installed with belt pulley 35, further includes synchronous translator, the synchronous translator
It is drivingly connected by synchronous belt 44 and the belt pulley 35；The upper end outlet 36 of the main shaft 19 is located in the slightly mixed chamber 30
Where portion at height；
It spirals in the shape of a spiral on 19 outer wall of main shaft in the transmission cavity 7 and is provided with auger transmission blade 32, it is described
Auger transmits the outer rim of blade 32 and the inner wall clearance fit of the transmission cavity 7, is also vertically provided in the transmission cavity 7 several
Agitator arm 43, the connection integrated with auger transmission blade 32 of each agitator arm 43；The inside of the main shaft 19 is coaxial
The heart is provided with liquid-conveying ducts 10, and the upper end of the liquid-conveying ducts 10 is pierced by from the top of the main shaft 19, the liquid-conveying ducts 10
Bottom end closure；Uniformly distributed hollow out is provided with several liquid pass holes 17 at the auger transmission blade 32 of 19 outer wall of main shaft, each described
The lower end of the transmission cavity 7 and the liquid-conveying ducts 10 is interconnected by liquid pass hole 17；It is on the upper end wall body of the main shaft 19
Several agitating paddles 2 are distributed in circumference array；The inner wall of the thick mixed chamber 30 also spirals in the shape of a spiral is provided with electric heating tube 33.
The cover 27 of umbrella shape shape is provided with above the upper end outlet 36 of the main shaft 19, the upper end of the cover 27 passes through cylinder
The concentric top wall body for being fixedly connected with the coating dispersion tank 21 of body 26；Concentric pass through has agitation to rotate in the cylinder of cylinder 26
Axis 8, the agitation rotary shaft 8 pass through several second sealing bearings 28 and described 8 turns of agitation rotary shaft with 26 inner wall of cylinder
Dynamic close-fitting connection；The lower end of the agitation rotary shaft 8 is concentric to be protruded into the liquid-conveying ducts 10, the agitation rotary shaft 8
Outer diameter is less than 10 internal diameter of liquid-conveying ducts；It is evenly equipped on 8 outer wall of agitation rotary shaft protruded into the liquid-conveying ducts 10 several
Stirring bar 9；The top of the coating dispersion tank 21 is fixedly installed with first motor 22, the first motor 22, with the agitation
Rotary shaft 8 is drivingly connected.
The integrated coaxial heart is provided with dispersion impeller 02 and lower dispersion impeller 6 on the middle part outer wall of the main shaft 19, it is described on
Dispersion impeller 02 is located at the upper end position in the dispersion cone chamber 18, under the lower dispersion impeller 6 is located in dispersion cone chamber 18
The outer rim of end position, the upper dispersion impeller 02 and lower dispersion impeller 6 keeps spacing with dispersion cone 18 inner wall of chamber；Described upper point
Circumferentially array is evenly equipped with several upper dispersion denticles 38 to the outer rim of scattered disk 02, and circumferentially array is equal for the outer rim of the lower dispersion impeller 6
It is furnished with several lower dispersion denticles 40；Circumferentially several drag reduction holes 41 are distributed in array hollow out in the disk of the lower dispersion impeller 6；Institute
Stating the upper surface of dispersion impeller 02, circumferentially array is fixedly installed several paddle arm 20, and the end of each paddle arm 20 is provided with
Lodicule 37, each lodicule 37 are located at 2 lower section of agitating paddle in the thick mixed chamber 30；
The inner wall of the middle height of the dispersion cone chamber 18 is provided with a circle annular inner rim 3, under the annular inner rim 3
A ring slot 3.1 is arranged in side；It further include endless wall 1 in the dispersion cone chamber 18, the endless wall 1 and the annular inner rim
3 rotate close-fitting connection by 3rd bearing 12；The inner ring integrated setting of the endless wall 1 has dispersion the ring disk 4, disperses the ring disk
It was liquid channel 42 between 19 outer wall of 4 inner edge and the main shaft, if circumferentially array is evenly equipped with for the inner edge of the dispersion the ring disk 4
Disperse denticle 39 in dry；Rack gear 4 is arranged in the lower end outer wall integrated coaxial heart of the endless wall 1；It is set in the annular groove 3.1
It is equipped with gear 13, the gear 13 engages connection with the gear ring 4；Electricity is additionally provided with inside the wall body of the coating dispersion tank 21
Machine accommodating chamber 15 and vertical shaft pass through hole 07, and the upper and lower side that the shaft passes through hole 07 is respectively communicated with the motor accommodating chamber
15 and annular groove 3.1, the shaft, which passes through concentric pass through in hole 07, motor shaft 14, and the motor shaft 14 is passed through with the shaft
Hole 07 passes through the rotation close-fitting of hole 07 with the shaft by the 4th sealing bearing 08 and connect；The upper end of the motor shaft 14 is concentric
It is fixedly connected with the gear 13, the second motor 16, second motor 16 and institute are fixedly installed in the motor accommodating chamber 15
State the drive connection of motor shaft 14.
The coating dispersing technology, mixing step and technological progress of this programme arrange as follows:
Include the following steps:
Configuration completion in proportion is passed through feed inlet but without the coating emulsion for being sufficiently mixed dispersion by step 1
23 gradually in blanking to thick mixed chamber 30, dispersion cone chamber 18 and transmission cavity 7；Until the liquid level in thick mixed chamber 30 floods cover completely
27；
Step 2 starts synchronous turbin generator, and then drives belt pulley 35 and main shaft 19 clockwise by synchronizing wheel belt 14
Rotation；Start first motor 22 at the same time, and then makes to stir the rotation counterclockwise of rotary shaft 8；Also starting second is electric at the same time
Machine 16, and then the second motor 16 drives gear ring 4, endless wall 1 and dispersion 4 synchronous rotary of the ring disk by gear 13；
In transmission cavity 7, since auger transmission blade 32 is rotated clockwise with main shaft 19, auger transmits the up time of blade 32
Needle agitation makes the coating emulsion in transmission cavity 7 stir propulsion downwards, since the lower end of transmission cavity 7 is closed, and then makes to transmit
Slurries in chamber 7 form the positive pressure advanced downwardly, and then the slurries in transmission cavity 7 squeeze into liquid-conveying ducts by several liquid pass holes 17
10 lower end, and then the slurries squeezed into liquid-conveying ducts 10 are flowed up along liquid-conveying ducts 10, until from the upper of liquid-conveying ducts 10
It brings out mouth 36 and is expelled to 27 inside of cover upwards, and then be dispersed in slightly mixed chamber 30 under the drainage of 27 inner wall of cover；And
The thick slurries for mixing 30 bottom of chamber persistently flow downwardly into dispersion cone chamber 18, and the coating slurries in dispersion cone chamber 18 can continue to dirty
Enter in transmission cavity 7, and then the above process forms the interior circulation in coating dispersion tank 21；
In above-mentioned inner cyclic process: agitation of the coating slurries persistently by auger transmission blade 32 in transmission cavity 7 promotes
Lateral stirring action while effect also by several agitator arms 43；During slurries in liquid-conveying ducts 10 flow up
Since main shaft 19 is still within the effect persistently rotated clockwise, since liquid is there are certain viscosity, in liquid-conveying ducts 10 to
The slurries of upper flowing can be rotated together with main shaft 19, when the slurries in liquid-conveying ducts 10 travel up to the position of stirring bar 9
When, it rotates clockwise and the slurries flowed up will receive the agitation and tearing effect of the stirring bar 9 rotated counterclockwise, and then make
The slurries flowed up in liquid-conveying ducts 10 are sufficiently refined and are mixed；If slightly the coating slurries in mixed chamber 30 can persistently by
Dry agitating paddle 2 and the clockwise of lodicule 37 significantly stir, and make slightly to mix that eddy flow clockwise is formed in chamber 30；Above-mentioned interior circulation
Effect makes the slurries in dispersion cone chamber 18 persistently flow downward, the dispersion train of several upper dispersion denticles 38 on upper dispersion impeller 02
Under dynamic, the liquid of dispersion cone 18 internal upper part of chamber will receive during flowing downward it is clockwise affect, and then form up time
The eddy flow of needle；Under the dispersion of several middle dispersion denticles 39 in dispersion the ring disk 4 drives, the liquid at middle part exists in dispersion cone chamber 18
Will receive during flowing downward it is counterclockwise affect, and then form eddy flow counterclockwise；Under several on lower dispersion impeller 6
Disperse under the dispersion drive of denticle 40, the liquid of lower part will receive clockwise during flowing downward in dispersion cone chamber 18
Affect, and then form clockwise eddy flow；And then make in the comprehensive dispersion of upper dispersion impeller 02, dispersion the ring disk 4 and lower dispersion impeller 6
Under, make dispersion cone chamber 18 in upper, middle and lower part be respectively formed concentric eddy flow clockwise, eddy flow counterclockwise and clockwise
Eddy flow, the boundary position between adjacent reversed eddy flow will form strong tearing effects, and then make the painting for flowing through dispersion cone chamber 18
Material lotion is adequately dispersed, is refined；
Above-mentioned interior recurrent state is persistently maintained, and then the coating slurries in coating dispersion tank 21 is made to be sufficiently mixed, disperse, carefully
Change, ultimately forms fine and smooth coating emulsion；
Step 3 opens 24 inlet valve 34 of drawing liquid channel on the basis of maintaining step 2, and opens drawing liquid pump,
And then persistently take the coating emulsion that refinement has been thoroughly mixed in thick mixed chamber 30, dispersion cone chamber 18 and transmission cavity 7 away.
In above-mentioned blending process: configuration is completed in proportion, but without being sufficiently mixed the formulation for coating material of dispersion by weight
Example is allocated as follows:
Tetrahydrofuran mono acrylic ester 10~20%；
Urethane acrylate 10~20%；
Epoxy acrylate 15~25%；
Butyl acrylate 10~20%；
Hexylene glycol double methacrylate 10~20%；
Defoaming agent 0.1~1%；
Photoinitiator 3~8%；
Organic solvent 5~15%.
The above is only a preferred embodiment of the present invention, it should be pointed out that: for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (5)
1. low VOC large arch dam anti-corrosion oil resistant coating process system, it is characterised in that: including vertical coating dispersion tank (21), institute
It states concentric be provided in the top in coating dispersion tank (21) and slightly mixes chamber (30), the lower part in the coating dispersion tank (21) is coaxial
The heart is provided with columnar transmission cavity (7), and the middle part in the coating dispersion tank (21) is concentric to be provided with upper coarse and lower fine dispersion
It bores chamber (18), the concentric connection in the upper end of dispersion cone chamber (18) is described slightly mixed chamber (30), under dispersion cone chamber (18)
Hold the upper end of the concentric connection transmission cavity (7)；
The top side of thick mixed chamber (30) is provided with feed inlet (23), and the bottom end side of the transmission cavity (7) is communicated with pumping
Liquid channel (24), drawing liquid pump is provided on the drawing liquid channel (24), and valve is arranged in the inlet of the drawing liquid channel (24)
(34)。
2. low VOC large arch dam anti-corrosion oil resistant coating process system according to claim 1, it is characterised in that: further include master
Axis (19), the main shaft (19) is concentric upwards to be protruded into transmission cavity (7), dispersion cone chamber (18) and slightly mixes in chamber (30), the master
The axial wall of axis (19) lower end and the bottom wall body of the coating dispersion tank (21) are tight by two first sealing bearing (45) rotations
With connection；Main shaft (19) lower end is concentric to be fixedly installed with belt pulley (35), further includes synchronous translator, the synchronous belt
Motor is drivingly connected by synchronous belt (44) and the belt pulley (35)；The upper end outlet (36) of the main shaft (19) is located at described
Where the middle part of thick mixed chamber (30) at height；
It spirals in the shape of a spiral on main shaft (19) outer wall in the transmission cavity (7) and is provided with auger transmission blade (32), institute
The outer rim of auger transmission blade (32) and the inner wall clearance fit of the transmission cavity (7) are stated, is also vertically set in the transmission cavity (7)
It is equipped with several agitator arms (43), the connection integrated with auger transmission blade (32) of each agitator arm (43)；The master
The inside of axis (19) is concentric to be provided with liquid-conveying ducts (10), the top of the upper ends of the liquid-conveying ducts (10) from the main shaft (19)
Portion is pierced by, the bottom end closure of the liquid-conveying ducts (10)；It is uniformly engraved at auger transmission blade (32) of main shaft (19) outer wall
Sky is provided with several liquid pass holes (17), and each liquid pass hole (17) will be under the transmission cavity (7) and the liquid-conveying ducts (10)
End is interconnected；Circumferentially array distribution has several agitating paddles (2) on the upper end wall body of the main shaft (19)；The slightly mixed chamber
(30) inner wall also spirals in the shape of a spiral is provided with electric heating tube (33).
3. low VOC large arch dam anti-corrosion oil resistant coating process system according to claim 1, it is characterised in that: the main shaft
(19) cover (27) of umbrella shape shape is provided with above upper end outlet (36), the upper end of the cover (27) is same by cylinder (26)
Axle center is fixedly connected with the top wall body of the coating dispersion tank (21)；Concentric pass through has agitation rotary shaft in the cylinder of cylinder (26)
(8), the agitation rotary shaft (8) and the cylinder (26) inner wall are rotated by several second sealings bearing (28) and the agitation
Axis (8) rotates close-fitting connection；The lower end of agitation rotary shaft (8) is concentric to be protruded into the liquid-conveying ducts (10), described to stir
The outer diameter of dynamic rotary shaft (8) is less than the liquid-conveying ducts (10) internal diameter；Protrude into the agitation rotary shaft in the liquid-conveying ducts (10)
(8) several stirring bars (9) are evenly equipped on outer wall；First motor (22) are fixedly installed at the top of the coating dispersion tank (21),
The first motor (22) is drivingly connected with the agitation rotary shaft (8).
4. low VOC large arch dam anti-corrosion oil resistant coating process system according to claim 1, it is characterised in that: the main shaft
(19) the integrated coaxial heart is provided with dispersion impeller (02) and lower dispersion impeller (6), the upper dispersion impeller (02) on middle part outer wall
Upper end position in dispersion cone chamber (18), the lower dispersion impeller (6) are located at the lower end in dispersion cone chamber (18)
The outer rim of position, the upper dispersion impeller (02) and lower dispersion impeller (6) keeps spacing with dispersion cone chamber (18) inner wall；It is described
Circumferentially array is evenly equipped with several upper dispersion denticles (38) to the outer rim of upper dispersion impeller (02), and the outer rim of the lower dispersion impeller (6) is in
Circumference array is evenly equipped with several lower dispersion denticles (40)；Circumferentially array hollow out is distributed in the disk of the lower dispersion impeller (6)
Several drag reduction holes (41)；Circumferentially array is fixedly installed several paddle arm (20) for the upper surface of the upper dispersion impeller (02), each institute
The end for stating paddle arm (20) is provided with lodicule (37), and each lodicule (37) is located at the agitating paddle in thick mixed chamber (30)
(2) lower section；
The inner wall of the middle height of dispersion cone chamber (18) is provided with a circle annular inner rim (3), the annular inner rim (3)
A ring slot (3.1) is arranged in downside；It further include endless wall (1) in dispersion cone chamber (18), the endless wall (1) and institute
It states annular inner rim (3) and rotates close-fitting connection by 3rd bearing (12)；The inner ring integrated setting of the endless wall (1) has point
It dissipates the ring disk (4), disperses between the inner edge and the main shaft (19) outer wall of the ring disk (4) to be liquid channel (42), the dispersion the ring disk
(4) circumferentially array is evenly equipped with several middle dispersion denticles (39) for inner edge；The lower end outer wall integration of the endless wall (1) is same
Rack gear (4) are arranged in axle center；It is provided with gear (13) in the annular groove (3.1), the gear (13) is engaged with the gear ring (4)
Connection；It is additionally provided with motor accommodating chamber (15) inside the wall body of the coating dispersion tank (21) and vertical shaft passes through hole
(07), the upper and lower side that the shaft passes through hole (07) is respectively communicated with the motor accommodating chamber (15) and annular groove (3.1), the shaft
Concentric pass through has motor shaft (14) in hole (07), and the motor shaft (14) and the shaft pass through hole (07) and pass through the 4th
Sealing bearing (08) passes through hole (07) rotation close-fitting with the shaft and connect；The concentric fixation in the upper end of the motor shaft (14) is even
Connect the gear (13), be fixedly installed with the second motor (16) in the motor accommodating chamber (15), second motor (16) with
The motor shaft (14) is drivingly connected.
5. low VOC large arch dam anti-corrosion oil resistant coating process system dispersion mixing technique according to claim 4, feature exist
In:
Include the following steps:
Configuration completion in proportion is passed through feed inlet (23) but without the coating emulsion for being sufficiently mixed dispersion by step 1
Gradually in blanking to thick mixed chamber (30), dispersion cone chamber (18) and transmission cavity (7)；Until the liquid level in thick mixed chamber (30) floods completely
Cover (27)；
Step 2 starts synchronous turbin generator, and then drives belt pulley (35) and main shaft (19) up time by synchronizing wheel belt (14)
Needle rotation；Start first motor (22) at the same time, and then makes to stir rotary shaft (8) rotation counterclockwise；Also start at the same time
Second motor (16), and then the second motor (16) drives gear ring (4), endless wall (1) and dispersion the ring disk (4) by gear (13)
Synchronous rotary；
In transmission cavity (7), since auger transmission blade (32) is rotated clockwise with main shaft (19), auger transmits blade (32)
Clockwise agitation so that the coating emulsion in transmission cavity (7) is stirred propulsion downwards, due to the lower end of transmission cavity (7) be it is closed, into
And the slurries in transmission cavity (7) are made to form the positive pressure advanced downwardly, and then the slurries in transmission cavity (7) pass through several liquid pass holes
(17) lower end of liquid-conveying ducts (10) is squeezed into, and then squeezes into the slurries in liquid-conveying ducts (10) along liquid-conveying ducts (10) Xiang Shangliu
It is dynamic, until being expelled on the inside of cover (27) upwards from the upper end outlet (36) of liquid-conveying ducts (10), and then in cover (27) inner wall
Drainage under be dispersed in slightly mixed chamber (30)；And the slurries for slightly mixing chamber (30) bottom persistently flow downwardly into dispersion cone chamber (18)
In, the coating slurries in dispersion cone chamber (18) can be flowed downwardly into persistently in transmission cavity (7), and then the above process forms coating point
Dissipate the interior circulation in tank (21)；
In above-mentioned inner cyclic process: the coating slurries in transmission cavity (7) are persistently promoted by the agitation of auger transmission blade (32)
Lateral stirring action while effect also by several agitator arms (43)；The mistake that slurries in liquid-conveying ducts (10) flow up
Since main shaft (19) is still within the effect persistently rotated clockwise in journey, since there are certain viscosity, liquid-conveying ducts for liquid
(10) slurries flowed up in can be rotated together with main shaft (19), be stirred when the slurries in liquid-conveying ducts (10) have travelled up to
When the position of dynamic stick (9), rotate clockwise and the slurries that flow up will receive the stirring bar (9) rotated counterclockwise agitation and
Tearing effect, and then the slurries flowed up in liquid-conveying ducts (10) is made sufficiently to be refined and be mixed；Slightly in mixed chamber (30)
Coating slurries persistently can be stirred significantly by several agitating paddles (2) and the clockwise of lodicule (37), make slightly to mix in chamber (30)
Form eddy flow clockwise；The effect of above-mentioned interior circulation makes the slurries in dispersion cone chamber (18) persistently flow downward, in upper dispersion impeller
(02) under the dispersion of several upper dispersions denticle (38) on drives, the liquid of dispersion cone chamber (18) internal upper part is in the mistake to flow downward
Will receive in journey it is clockwise affect, and then form clockwise eddy flow；Several middle dispersion denticles in dispersion the ring disk (4)
(39) under dispersion drives, the liquid at middle part will receive counterclockwise lead during flowing downward in dispersion cone chamber (18)
It is dynamic, and then form eddy flow counterclockwise；Under the dispersion of several lower dispersions denticle (40) on lower dispersion impeller (6) drives, dispersion
In cone chamber (18) liquid of lower part will receive during flowing downward it is clockwise affect, and then form clockwise rotation
Stream；And then under the synthesis peptizaiton of upper dispersion impeller (02), dispersion the ring disk (4) and lower dispersion impeller (6), make dispersion cone chamber (18)
Interior upper, middle and lower part is respectively formed concentric eddy flow clockwise, eddy flow counterclockwise and eddy flow clockwise, adjacent reversed eddy flow
Between boundary position will form strong tearing effects, and then the coating emulsion for making to flow through dispersion cone chamber (18) adequately divides
It dissipates, refinement；
Above-mentioned interior recurrent state is persistently maintained, and then the coating slurries in coating dispersion tank (21) is made to be sufficiently mixed, disperse, carefully
Change, ultimately forms fine and smooth coating emulsion；
Step 3 opens drawing liquid channel (24) inlet valve (34) on the basis of maintaining step 2, and opens drawing liquid pump,
And then it persistently takes thick mixed chamber (30) away, disperse the coating emulsion for being thoroughly mixed refinement in cone chamber (18) and transmission cavity (7).
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| CN111992111A (en) * | 2020-09-03 | 2020-11-27 | 程莹 | Efficient mixing preparation system and preparation method of environment-friendly water-based paint |
| CN112023787A (en) * | 2020-09-03 | 2020-12-04 | 程莹 | Full-dissolving preparation system and preparation method of environment-friendly water-based coating |
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Denomination of invention: Process system, process and formula of low VOC, high solid content, anti-corrosion and oil resistant coatings Granted publication date: 20200428 Pledgee: Wuxi rural commercial bank Limited by Share Ltd. Pledgor: WUXI YINGBO CHEMICAL CO.,LTD. Registration number: Y2024980023821 |