CN210496212U - Dedicated waterborne mill base apparatus for producing of high water content filter cake form pigment dispersion - Google Patents
Dedicated waterborne mill base apparatus for producing of high water content filter cake form pigment dispersion Download PDFInfo
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- CN210496212U CN210496212U CN201921145249.6U CN201921145249U CN210496212U CN 210496212 U CN210496212 U CN 210496212U CN 201921145249 U CN201921145249 U CN 201921145249U CN 210496212 U CN210496212 U CN 210496212U
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Abstract
The utility model relates to a dedicated waterborne mill base apparatus for producing of high water content filter cake form pigment dispersion, include: throw material chamber, liquid feeding pump, screw extrusion passageway, double knives dish dispersion chamber and discharging channel, wherein: high-water-content filter cake-shaped pigment is fed from the top of the feeding cavity, and a leaf-shaped rotary blade is arranged in the middle of the feeding cavity; the liquid adding pump is connected with a storage tank for the solvent or the auxiliary agent; the screw extrusion channel is connected to the bottom end of the feeding cavity; the double-cutter-disc dispersing cavity is connected to the bottom end of the screw extrusion channel and comprises an upper cutter disc and a lower cutter disc which are coaxially connected; the discharge passage is arranged on the side wall of the bottom end of the double-cutter-disc dispersing cavity. Compared with the prior art, the utility model discloses have three grades of dispersion parts, use this device to carry out the direct dispersion back of filter cake pigment, can reduce waste water in the pigment production by a wide margin, reduce the energy consumption that the pigment was dried, filter cake pigment is used in mill base production simultaneously, and it is more abundant to moisten, and dispersion preparation waterborne mill base time shortens by a wide margin, and production efficiency promotes more than 20%, and mill base can improve approximately 2% of exhibition look power.
Description
Technical Field
The utility model relates to a pigment dispersion devices especially relates to a dedicated waterborne mill base apparatus for producing of high water content filter cake form pigment dispersion.
Background
The existing water-based color paste manufactured can not disperse pigments, the pigment dispersion modes are various, the dispersion is generally the dispersion of powdery pigments, and the dispersion of part of high-water-content wet cake-shaped pigments (filter cake pigments for short) always troubles color paste manufacturers (the filter cake pigments are pigment manufacturers which do not carry out drying procedures and have a certain proportion of water, and the solid content of the pigments is generally 20-50%).
In order to reduce the discharge and collection of pigment dust and solve the problem of microparticle polymerization in the pigment drying process, a highly water-containing wet pigment (filter cake pigment for short) should be used as much as possible, and how to effectively pre-disperse the wet filter cake in the production of the water-based color paste to achieve and exceed the dispersion effect of the powdery pigment, a device for dispersing the blocky filter cake pigment needs to be developed.
CN106947313A discloses a two-step kneading and water squeezing production process of offset magenta ink, which comprises the steps of adding 50-80% of filter cake pigment into a kneading machine at the temperature of 30-40 ℃, stirring for 1-30 min, slowly adding 50-80% of oily connecting material, stirring for 1-30 min, pouring out when separated water becomes transparent, adding the rest of the filter cake pigment at the temperature of 40-60 ℃, stirring for 1-30 min, slowly adding the rest of the oily connecting material, and continuously stirring for 1-40 min. According to the technical scheme, a kneader is adopted to realize the dispersion of the filter cake pigment, the principle is that oil is subjected to phase inversion, oil enters the pigment through the extrusion force of the kneader to realize the extrusion, heating and separation of water in the filter cake pigment, and the kneader carries out the water-squeezing and phase inversion processes on the pigment filter cake.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a special aqueous color paste production device for dispersing high-water-content filter cake-shaped pigment in order to overcome the defects of the prior art.
The purpose of the utility model can be realized through the following technical scheme:
a special aqueous color paste production device for dispersing high-water-content filter cake-shaped pigment comprises: throw material chamber, liquid feeding pump, screw extrusion passageway, double knives dish dispersion chamber and discharging channel, wherein:
the feeding cavity is a funnel-shaped cavity with an opening at the top, the high-water-content filter cake-shaped pigment is fed from the top of the feeding cavity, and the middle part of the feeding cavity is provided with a leaf-shaped rotating blade;
the liquid adding pump is arranged on the side wall of the feeding cavity and is connected with a storage tank for the solvent or the auxiliary agent;
the screw extrusion channel is connected to the bottom end of the feeding cavity, two screws are arranged in the channel side by side, and a feeding seam is arranged between the two screws;
the double-cutter-disc dispersing cavity is connected to the bottom end of the screw extrusion channel and comprises an upper cutter disc and a lower cutter disc which are coaxially connected, and the upper cutter disc and the lower cutter disc both horizontally rotate;
and the discharge channel is arranged on the side wall of the bottom end of the double-cutter dispersion cavity.
Furthermore, the liquid adding pump is a metering pump, and the setting position of the liquid adding pump is higher than the lobe type rotating blade.
Further, the width of the material feeding seam is 0.5-2 cm.
Furthermore, the screw rods arranged side by side are provided with a plurality of groups along the vertical direction, a baffle plate is arranged between two adjacent groups of screw rods, the two ends of the baffle plate are connected with the side wall of the screw rod extrusion channel, and the position corresponding to the material passing seam in the middle is provided with a notch.
Further, orthographic projections formed by the feeding seams formed by two adjacent groups of screws in the vertical direction are not overlapped.
Furthermore, a plurality of blades which are symmetrical around the axial center are arranged on the upper cutter head and the lower cutter head.
Further, the included angle between the blade and the horizontal plane is less than 30 degrees.
Furthermore, a motor is arranged below the double-cutter-disc dispersing cavity.
Furthermore, a buffer cavity is arranged between the upper cutter disc and the lower cutter disc.
Compared with the prior art, the utility model has the advantages of it is following:
1) the utility model discloses have three grades of dispersion parts, use this device to carry out the direct dispersion back of filter cake pigment, can reduce pigment production in waste water by a wide margin, reduce the energy consumption that the pigment was dried, waterborne mill base production use filter cake pigment simultaneously, it is more abundant to moisten, and dispersion preparation waterborne mill base time shortens by a wide margin, and production efficiency promotes more than 20%, and the mill base can improve and open up the color power and about 2%.
2) According to the filter cake dispersing technology, a special rotary blade is designed by combining the principle of a screw extruder, a buffer cavity is arranged between an upper cutter disc and a lower cutter disc, filter cake-shaped pigment scattered by the upper cutter disc changes the motion track through the buffer cavity, and the filter cake-shaped pigment collides with the lower cutter disc again and is scattered again, so that pigment particles are fully wetted, and the dispersing effect is improved.
3) The high-efficiency dispersion of the high-water-content filter cake-shaped pigment is realized by primary scattering, extrusion of large blocks and secondary scattering, the popularization and the use of the high-water-content filter cake-shaped pigment are facilitated, the dust pollution is reduced, and the concentration of the aqueous color paste is promoted.
Drawings
FIG. 1 is a schematic view of the overall structure of the device for producing aqueous color paste for dispersing high water content filter cake-like pigment according to the present invention;
fig. 2 is a schematic view of the arrangement position of the middle-blade rotary blade of the present invention;
FIG. 3 is a schematic top view of the screw extrusion channel of the present invention;
FIG. 4 is a schematic cross-sectional view of the screw extrusion channel of the present invention;
fig. 5 is a schematic view of the top view structure of the upper and lower cutter heads of the present invention.
In the figure: 1. the feeding device comprises a feeding cavity, 2 vane type rotary blades, 3a screw extrusion channel, 4 an upper cutter disc, 5 a lower cutter disc, 6 a discharge channel, 7 a motor, 8 a liquid feeding pump, 9 a buffer cavity, 31 a feeding slot, 32 and a baffle.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Examples
A special aqueous color paste production device for dispersing high-water-content filter cake-shaped pigment comprises: throw material chamber 1, liquid feeding pump 8, screw extrusion passageway 3, double cutter dish dispersion chamber and discharging channel 6, wherein:
feeding cavity 1: the pigment is a funnel-shaped cavity with an opening at the top, high-water-content filter cake-shaped pigment is put into the cavity from the top, and a leaf-shaped rotating blade 2 is arranged in the middle of the high-water-content filter cake-shaped pigment;
and (4) a liquid adding pump 8: the liquid adding pump 8 is a metering pump and is arranged at a position higher than the lobe type rotating blade 2.
Screw extrusion channel 3: is connected to the bottom end of the feeding cavity 1, two screw rods are arranged in the channel side by side, and a feeding seam 31 is arranged between the two screw rods. The width of the material feeding seam 31 is 0.5-2 cm. The screw rods that set up side by side are provided with the multiunit along the vertical direction, are equipped with baffle 32 between adjacent two sets of screw rods, the both ends of baffle 32 be connected with the lateral wall of screw rod extrusion passageway 3, the position that the material seam 31 corresponds is walked at the middle part is opened there is the notch. The orthographic projections of the feeding gaps 31 formed by two adjacent screw rods in the vertical direction are not overlapped.
Double-cutter dispersion cavity: connect in 3 bottoms of screw extrusion passageway, including coaxial coupling's last blade disc 4 and lower blade disc 5, go up blade disc 4 and lower blade disc 5 and all carry out horizontal rotation. A plurality of blades which are symmetrical around the center of the shaft are arranged on the upper cutter disc 4 and the lower cutter disc 5. The included angle between the blade and the horizontal plane is less than 30 degrees. And a motor 7 is arranged below the double-cutter-disc dispersing cavity. And a buffer cavity 9 is arranged between the upper cutter disc 4 and the lower cutter disc 5, so that the filter cake-shaped pigment scattered by the upper cutter disc 4 changes the motion track through the buffer cavity, collides with the lower cutter disc 5 again and is scattered again, and the dispersing effect is improved.
A discharging channel 6: locate on the lateral wall of two cutter head dispersion chamber bottoms.
The embodiments described above are intended to facilitate the understanding and use of the invention by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention according to the disclosure of the present invention.
Claims (9)
1. The utility model provides a dedicated waterborne mill base apparatus for producing of high water content filter cake pigment dispersion which characterized in that includes:
the feeding cavity (1) is a funnel-shaped cavity with an opening at the top, high-water-content filter cake-shaped pigment is fed from the top of the feeding cavity, and a leaf-shaped rotary blade (2) is arranged in the middle of the feeding cavity;
the liquid adding pump (8) is arranged on the side wall of the feeding cavity (1) and is connected with a storage tank for the solvent or the auxiliary agent;
the screw extrusion channel (3) is connected to the bottom end of the feeding cavity (1), two screws are arranged in the channel side by side, and a feeding seam (31) is arranged between the two screws;
the double-cutter-disc dispersing cavity is connected to the bottom end of the screw extrusion channel (3) and comprises an upper cutter disc (4) and a lower cutter disc (5) which are coaxially connected, and the upper cutter disc (4) and the lower cutter disc (5) horizontally rotate;
and the discharge channel (6) is arranged on the side wall of the bottom end of the double-cutter dispersion cavity.
2. The apparatus for producing aqueous color paste specially used for dispersing high water content filter cake-shaped pigment according to claim 1, wherein the liquid adding pump (8) is a metering pump which is arranged higher than the vane type rotary blade (2).
3. The special aqueous color paste production device for dispersing the high-water-content filter cake-shaped pigment according to claim 1, wherein the width of the material conveying seam (31) is 0.5-2 cm.
4. The special aqueous color paste production device for dispersing the high-water-content filter cake-shaped pigment according to claim 1, wherein a plurality of groups of screws are arranged side by side in the vertical direction, a baffle plate (32) is arranged between two adjacent groups of screws, two ends of the baffle plate (32) are connected with the side wall of the screw extrusion channel (3), and a notch is formed in the position corresponding to the material passing seam (31) in the middle.
5. The special aqueous color paste production device for dispersing the high-water-content filter-cake-shaped pigment according to claim 4, wherein orthographic projections of the feeding gaps (31) formed by two adjacent groups of screws in the vertical direction are not overlapped.
6. The special device for producing the aqueous color paste for dispersing the high-water-content filter cake-shaped pigment according to claim 1, wherein a plurality of blades which are symmetrical around the axial center are arranged on the upper cutter disc (4) and the lower cutter disc (5).
7. The apparatus for producing aqueous color paste specially used for dispersing high water content filter cake-like pigment according to claim 6, wherein the angle between the blade and the horizontal plane is less than 30 °.
8. The special aqueous color paste production device for dispersing high-water-content filter cake-shaped pigments according to claim 1, wherein a motor (7) is arranged below the double-cutter disc dispersing cavity.
9. The device for producing the special aqueous color paste for dispersing the high-water-content filter cake-shaped pigment according to the claim 1, wherein a buffer chamber (9) is arranged between the upper cutter disc (4) and the lower cutter disc (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921145249.6U CN210496212U (en) | 2019-07-19 | 2019-07-19 | Dedicated waterborne mill base apparatus for producing of high water content filter cake form pigment dispersion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921145249.6U CN210496212U (en) | 2019-07-19 | 2019-07-19 | Dedicated waterborne mill base apparatus for producing of high water content filter cake form pigment dispersion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210496212U true CN210496212U (en) | 2020-05-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921145249.6U Active CN210496212U (en) | 2019-07-19 | 2019-07-19 | Dedicated waterborne mill base apparatus for producing of high water content filter cake form pigment dispersion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210496212U (en) |
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2019
- 2019-07-19 CN CN201921145249.6U patent/CN210496212U/en active Active
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