CN111068354A - Spray drying device and method for preparing nano material - Google Patents
Spray drying device and method for preparing nano material Download PDFInfo
- Publication number
- CN111068354A CN111068354A CN201911294885.XA CN201911294885A CN111068354A CN 111068354 A CN111068354 A CN 111068354A CN 201911294885 A CN201911294885 A CN 201911294885A CN 111068354 A CN111068354 A CN 111068354A
- Authority
- CN
- China
- Prior art keywords
- air
- materials
- reaction box
- mixing cylinder
- spray drying
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/16—Evaporating by spraying
- B01D1/18—Evaporating by spraying to obtain dry solids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/30—Accessories for evaporators ; Constructional details thereof
Abstract
The invention discloses a spray drying device and a method for preparing nano materials, which comprises a reaction box and a discharge pipe arranged at the lower end of the reaction box, wherein the discharge pipe is provided with a discharge valve, a material guide conical block convenient for collecting materials is arranged at the bottom in the reaction box where the discharge pipe is positioned, a heat insulation layer is arranged on the surface of the reaction box, a mixing cylinder is arranged in the middle of the upper end of the reaction box in a penetrating way, the air inlet end at the left lower side of the mixing cylinder is connected with an air inlet component, the invention improves the defects of the prior device by connecting the feeding end at the right lower side of the mixing cylinder with the feeding part, and the material and the hot air are primarily mixed by constructing the negative pressure chamber, then the mixture of the material and the air is extruded out rapidly by extruding the piston block to realize the first atomization, then further break up the spun material to further improve the discrete degree to the material, guaranteed the drying effect to the material.
Description
Technical Field
The invention relates to the technical field of nano material processing equipment, in particular to a spray drying device and a spray drying method for preparing a nano material.
Background
Spray drying is a method for applying systematic technology to material drying. After the thin material is atomized in the drying chamber, the water content is quickly vaporized in the contact of the thin material and hot air, and then the dried product is obtained. The material to be dried is dispersed into fine particles like fog through mechanical action, the water evaporation area is enlarged, most of water is removed in the drying process, and solid matters in the material are dried into powder.
The patent of current patent publication No. CN 208282583U has announced a spray drying device and has used equipment, the device is passing through spray drying device, the stoving box, the guide cone, the tube hole, the cooperation of being connected between vaporization adsorption plate and the atomizer, the realization produces the adsorption that water vapor in to the drying process, be favorable to providing drier stoving environment, reach the effect of lasting spray drying, but the device can not break up the material fully in dry material, the mode of breaing up is only realized through spouting the material atomizing, this kind of mode of breaing up is broken up the effect and is very limited, and then the drying effect that leads to the device is not good, also make the heat in the waste gas too much simultaneously, the waste of resource has been caused.
In view of the above problems, a spray drying apparatus and method for preparing nanomaterials are provided.
Disclosure of Invention
The present invention aims to provide a spray drying device and a method for preparing nano materials, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a spray drying device for preparing nano materials comprises a reaction box and a discharge pipe arranged at the lower end of the reaction box, wherein a discharge valve is arranged on the discharge pipe, a mixing cylinder penetrates through the middle position of the upper end of the reaction box, the air inlet end on the left lower side of the mixing cylinder is connected with an air inlet component, and the air inlet end on the right lower side of the mixing cylinder is connected with a feeding component;
an extrusion piston block is slidably matched in the mixing cylinder, the upper end of the extrusion piston block is connected with the middle position of the lower end of a transverse plate through a push rod, the left side and the right side of the transverse plate are respectively connected with the output end of a lifting driving rod arranged at the top of the reaction box through driving rods, and the transverse plate is driven to move up and down through the lifting driving rod, so that driving force is provided for the up and down movement of the extrusion piston block;
at least two material spraying pipes are distributed on the outer side of the lower end of the mixing cylinder in an array mode, a discharging one-way valve is arranged on each material spraying pipe, a grid plate for thinning materials is detachably arranged at a discharging port of each material spraying pipe, so that when the extruding piston block moves, air and materials can be adsorbed into the mixing cylinder in an auxiliary mode, when the extruding piston block descends, the mixture of the materials and the air can be extruded out of the material spraying pipes, the sprayed materials can be thinned under the action of the grid plates, and therefore preliminary dispersion of the materials is achieved, and the dispersion is similar to that of a traditional spray head;
the lower end of the mixing cylinder is also provided with a scattering component for cutting and scattering the sprayed material;
as a further scheme of the invention: the scattering component comprises a transmission nut block arranged below the mixing cylinder, the outer side of the transmission nut block is fixedly connected with an inner ring of a fixed bearing, an outer ring of the fixed bearing is fixedly connected with the inner wall of the reaction box through a positioning rod, a transmission screw rod is arranged in the transmission nut block in a matched mode, the upper end of the transmission screw rod is rotatably connected with the lower end of a movable column, the upper end of the movable column penetrates through the bottom of the mixing cylinder and is fixedly connected with the lower end of an extrusion piston block, and the lower end of the piston cylinder is provided with a sealing ring in sliding fit with;
an installation ring plate is arranged on the outer side of the upper end of the transmission nut block, a plurality of longitudinal cutting rods are distributed at the upper end of the installation ring plate in an array mode, and the upper ends of the longitudinal cutting rods extend to the discharge port of the material spraying pipe;
as a further scheme of the invention: the scattering component further comprises steering rods distributed at the lower end of the transmission nut block in an array mode, and a plurality of horizontal cutting rods arranged at equal intervals are arranged on the outer sides of the steering rods.
As a further scheme of the invention: the horizontal cutting rod and the longitudinal cutting rod are both metal rods with good heat conductivity.
As a further scheme of the invention: the feeding part comprises a feeding pipe connected with the feeding end of the mixing drum, a one-way valve for preventing material backflow is arranged on the feeding pipe, and the lower end of the feeding pipe extends into the storage box and is connected with the output end of the feeding pump.
As a further scheme of the invention: the part of admitting air includes the air supply pipe that communicates with the mixing drum, be equipped with the check valve that prevents the air current backward flow on the air supply pipe, the air supply pipe lower extreme is connected and is carried out the heating cabinet that heats admitting air, the air-blower is connected to the inlet end of heating cabinet, the inlet end of air-blower is connected with the exhaust part on the reaction box.
As a further scheme of the invention: the exhaust part comprises a cyclone separator connected with the exhaust end of the lower left side of the reaction box, the exhaust end of the cyclone separator is provided with a communicating pipe connected with the air blower, and the exhaust end of the cyclone separator is provided with dry cotton which can absorb moisture in the air.
As a further scheme of the invention: and a heat insulation layer is arranged on the surface of the reaction box.
As a further scheme of the invention: the bottom in the reaction box at the position of the discharge pipe is provided with a material guide conical block convenient for collecting materials.
Compared with the prior art, the invention has the beneficial effects that: the invention improves the defects of the existing device, the material and hot air are primarily mixed by constructing the negative pressure chamber, then the mixture of the material and the air is rapidly extruded by extruding the piston block, the primary atomization is realized, and then the sprayed material is further scattered, so that the dispersion degree of the material is further improved, and the drying effect of the material is ensured.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the internal structure of the present invention.
Fig. 3 is a partial enlarged view of the structure of the present invention.
Wherein: the device comprises a reaction box 1, a lifting driving rod 2, a driving rod 3, a transverse plate 4, a push rod 5, a mixing barrel 6, an extrusion piston block 7, a movable column 8, a material spraying pipe 9, a gas supply pipe 10, a heating box 11, a blower 12, a cyclone separator 13, a positioning rod 14, a fixed bearing 15, a material guide conical block 16, a heat insulation layer 17, a discharge valve 18, a discharge pipe 19, a steering rod 20, a horizontal cutting rod 21, a feeding pump 22, a material storage box 23, an installation ring plate 24, a longitudinal cutting rod 25, a driving screw rod 26, a driving nut block 27, a sealing ring 28 and a feeding pipe 29.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-3, in the embodiment of the present invention, a spray drying apparatus for preparing a nano material includes a reaction box 1 and a discharge pipe 19 disposed at a lower end of the reaction box 1, a discharge valve 18 is disposed on the discharge pipe 19, a guide cone block 16 for collecting materials is disposed at a bottom portion of the reaction box 1 where the discharge pipe 19 is disposed, a heat insulation layer 17 is disposed on a surface of the reaction box 1, a mixing cylinder 6 is disposed at a middle position of an upper end of the reaction box 1 in a penetrating manner, an air inlet end at a left lower side of the mixing cylinder 6 is connected to an air inlet component, and an air inlet end at a right lower side of the mixing cylinder 6 is connected to a material;
an extrusion piston block 7 is slidably matched in the mixing cylinder 6, the upper end of the extrusion piston block 7 is connected with the middle position of the lower end of a transverse plate 4 through a push rod 5, the left side and the right side of the transverse plate 4 are respectively connected with the output end of a lifting driving rod 2 arranged at the top of the reaction box 1 through a driving rod 3, and the transverse plate is driven to move up and down through the lifting driving rod 2, so that driving force is provided for the up-and-down movement of the extrusion piston block 7;
at least two material spraying pipes 9 are distributed on the outer side of the lower end of the mixing cylinder 6 in an array mode, a discharging one-way valve is arranged on each material spraying pipe 9, and a grid plate for thinning materials is detachably arranged at a discharging port of each material spraying pipe 9, so that when the extruding piston block 7 moves up, air and materials can be adsorbed into the mixing cylinder 6 in an auxiliary mode, when the extruding piston block 7 descends, the mixture of the materials and the air can be extruded out of the material spraying pipes 9, the sprayed materials can be thinned under the action of the grid plate, and therefore preliminary dispersion of the materials is achieved, and the dispersion is similar to that of a traditional spray head;
the lower end of the mixing cylinder 6 is also provided with a scattering component for cutting and scattering the sprayed material;
the scattering component comprises a transmission nut block 27 arranged below the mixing cylinder 6, the outer side of the transmission nut block 27 is fixedly connected with the inner ring of a fixed bearing 15, the outer ring of the fixed bearing 15 is fixedly connected with the inner wall of the reaction box 1 through a positioning rod 14, a transmission screw 26 is arranged in the transmission nut block 27 in a matching mode, the upper end of the transmission screw 26 is rotatably connected with the lower end of the movable column 8, the upper end of the movable column 8 penetrates through the bottom of the mixing cylinder 6 to be fixedly connected with the lower end of the extrusion piston block 7, and a sealing ring 28 in sliding fit with the movable column 8 is arranged at the lower end of the piston cylinder;
an installation ring plate 24 is arranged on the outer side of the upper end of the transmission nut block 27, a plurality of longitudinal cutting rods 25 are distributed at the upper end of the installation ring plate 24 in an array mode, and the upper ends of the longitudinal cutting rods 25 extend to the discharge port of the material spraying pipe 9;
when the extrusion piston block 7 moves up and down, the movable column 8 can drive the transmission screw 26 and the transmission nut block 27 to move up and down relatively, the transmission nut block 27 can rotate forwards and backwards continuously under the action of the threads, the transmission nut block 27 drives the longitudinal cutting rod 25 to cut materials sprayed out of the material spraying pipe 9, and therefore the materials are further scattered, the material dispersing effect is effectively improved, and the forward and reverse cutting mode is more beneficial to material dispersion;
the scattering component also comprises steering rods 20 distributed at the lower end of the drive nut block 27 in an array manner, a plurality of horizontal cutting rods 20 arranged at equal intervals are arranged on the outer side of the steering rods 20, and the drive nut block 27 can drive the steering rods 20 and the horizontal cutting rods 20 to rotate, so that material scattering is further promoted, and drying of materials is facilitated;
the feeding part comprises a feeding pipe 29 connected with the feeding end of the mixing cylinder 6, a one-way valve for preventing the material from flowing back is arranged on the feeding pipe 29, and the lower end of the feeding pipe 29 extends into the material storage tank 23 and is connected with the output end of the feeding pump 21;
the air inlet part comprises an air supply pipe 10 communicated with the mixing drum 6, a one-way valve for preventing air flow from flowing back is arranged on the air supply pipe 10, the lower end of the air supply pipe 10 is connected with a heating box 11 for heating inlet air, the air inlet end of the heating box 11 is connected with an air blower 12, and the air inlet end of the air blower 12 is connected with an air outlet part on the reaction box 1, so that the heat is recycled;
the exhaust part comprises a cyclone separator 13 connected with the exhaust end of the left lower side of the reaction box 1, the exhaust end of the cyclone separator 13 is provided with a communicating pipe connected with the air blower 12, and the exhaust end of the cyclone separator 13 is provided with dry cotton which can absorb moisture in the air.
The working principle of the invention is as follows: the transverse plate is driven to move up and down by the lifting driving rod 2, the transverse plate drives the extrusion piston block 7 to move up and down by the push rod 5, when the extrusion piston block 7 moves up, materials in the feeding part and air in the air inlet part can enter the piston cylinder, and the piston cylinder is in a negative pressure state due to the upward movement of the extrusion piston block 7, so that the entered materials and the air can be mixed initially; when the extrusion piston block 7 moves downwards, the mixture of the materials and the air can be sprayed out along the material spraying pipe 9, so that the first atomization of the materials is realized; the extrusion piston piece 7 can drive screw 26 and drive nut piece 27 when reciprocating and reciprocate relatively, under the effect of screw thread, the corotation and the reversal that drive nut piece 27 can be continuous, drive nut piece 27 drives vertical cutting rod 25 and cuts spouting material pipe 9 spun material, thereby make the material further break up, drive nut piece 27 can drive steering column 20 and horizontal cutting rod 20 and rotate, thereby further promoted the material dispersion, help the stoving of material.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. A spray drying device for preparing nano materials comprises a reaction box (1) and a discharge pipe (19) arranged at the lower end of the reaction box (1), wherein a discharge valve (18) is arranged on the discharge pipe (19), a mixing cylinder (6) penetrates through the middle position of the upper end of the reaction box (1), the air inlet end of the left lower side of the mixing cylinder (6) is connected with an air inlet component, and the air inlet end of the right lower side of the mixing cylinder (6) is connected with a feeding component;
the device is characterized in that an extrusion piston block (7) is arranged in the mixing cylinder (6) in a sliding fit mode, the upper end of the extrusion piston block (7) is connected with the middle position of the lower end of a transverse plate (4) through a push rod (5), the left side and the right side of the transverse plate (4) are respectively connected with the output end of a lifting driving rod (2) arranged at the top of a reaction box (1) through a driving rod (3), the transverse plate (4) is driven to move up and down through the lifting driving rod (2), and therefore driving force is provided for the up-and-down movement of the extrusion piston block (7);
at least two material spraying pipes (9) are distributed on the outer side of the lower end of the mixing cylinder (6) in an array mode, a discharging one-way valve is arranged on each material spraying pipe (9), and a grid plate for thinning materials is detachably arranged at a discharging port of each material spraying pipe (9), so that air and the materials can be adsorbed into the mixing cylinder (6) in an auxiliary mode when the extruding piston block (7) moves;
the lower end of the mixing cylinder (6) is also provided with a scattering component for cutting and scattering the sprayed materials.
2. The spray drying device for preparing the nano material according to claim 1, wherein the scattering component comprises a transmission nut block (27) arranged below the mixing cylinder (6), the outer side of the transmission nut block (27) is fixedly connected with the inner ring of a fixed bearing (15), the outer ring of the fixed bearing (15) is fixedly connected with the inner wall of the reaction box (1) through a positioning rod (14), a transmission screw (26) is arranged in the transmission nut block (27) in a matching manner, the upper end of the transmission screw (26) is rotatably connected with the lower end of a movable column (8), the upper end of the movable column (8) penetrates through the bottom of the mixing cylinder (6) and is fixedly connected with the lower end of an extrusion piston block (7), and the lower end of the piston cylinder (6) is provided with a sealing ring (28) in sliding fit with the movable column (8);
the outer side of the upper end of the transmission nut block (27) is provided with an installation ring plate (24), a plurality of longitudinal cutting rods (25) are distributed at the upper end of the installation ring plate (24) in an array mode, and the upper ends of the longitudinal cutting rods (25) extend to the discharge opening of the material spraying pipe (9).
3. The spray drying device for preparing the nano material according to claim 2, wherein the scattering component further comprises a steering rod (20) distributed at the lower end of the drive nut block (27) in an array manner, and a plurality of horizontal cutting rods (21) arranged at equal intervals are arranged outside the steering rod (20).
4. The spray drying device for nanomaterial fabrication according to claim 3, wherein the horizontal cutting bar (21) and the longitudinal cutting bar (25) are both metal bars having good thermal conductivity.
5. The spray drying device for preparing nano-materials according to claim 1, wherein the feeding component comprises a feeding pipe (29) connected with the feeding end of the mixing cylinder (6), the feeding pipe (29) is provided with a one-way valve for preventing the backflow of materials, and the lower end of the feeding pipe (29) extends into the storage tank (23) and is connected with the output end of the feeding pump (22).
6. The spray drying device for preparing nano-materials according to claim 1, wherein the air inlet part comprises an air supply pipe (10) communicated with the mixing cylinder (6), the air supply pipe (10) is provided with a one-way valve for preventing air flow from flowing back, the lower end of the air supply pipe (10) is connected with a heating box (11) for heating the inlet air, the air inlet end of the heating box (11) is connected with a blower (12), and the air inlet end of the blower (12) is connected with the air outlet part on the reaction box (1).
7. The spray drying device for preparing the nano material according to claim 6, wherein the exhaust part comprises a cyclone separator (13) connected with the exhaust end of the left lower side of the reaction box (1), the exhaust end of the cyclone separator (13) is provided with a communicating pipe connected with a blower (12), and the exhaust end of the cyclone separator (13) is provided with dry cotton which can absorb moisture in the air.
8. The spray drying device for preparing nano-materials according to claim 1, wherein the surface of the reaction box (1) is provided with a heat insulation layer (17).
9. The spray drying device for preparing nano materials according to claim 1, wherein the material guiding cone block (16) for collecting materials is arranged at the bottom in the reaction box (1) where the material discharging pipe (19) is arranged.
10. A processing method of a spray drying device for preparing nano materials according to any one of claims 1 to 9, characterized in that, firstly, a lifting driving rod (2) drives a transverse plate (4) to move up and down, the transverse plate (4) drives an extrusion piston block (7) to move up and down through a push rod (5), when the extrusion piston block (7) moves up, materials in a feeding part and air in an air inlet part enter a piston cylinder, the piston cylinder becomes a negative pressure state due to the upward movement of the extrusion piston block (7), and the entered materials and the air can be mixed initially;
then, when the extrusion piston block (7) moves downwards, the mixture of the materials and the air is sprayed out along the material spraying pipe (9), so that the first atomization of the materials is realized; extrusion piston piece (7) can drive transmission screw (26) and transmission nut piece (27) and reciprocate relatively when reciprocating, under the effect of screw thread, continuous corotation and the reversal of transmission nut piece (27) can, transmission nut piece (27) drive vertical cutting rod (25) are cut spouting material pipe (9) spun material, thereby make the material further break up, transmission nut piece (27) can drive steering column (20) and horizontal cutting pole (21) and rotate, thereby further promoted the material dispersion, help the stoving of material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911294885.XA CN111068354A (en) | 2019-12-16 | 2019-12-16 | Spray drying device and method for preparing nano material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911294885.XA CN111068354A (en) | 2019-12-16 | 2019-12-16 | Spray drying device and method for preparing nano material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111068354A true CN111068354A (en) | 2020-04-28 |
Family
ID=70315018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911294885.XA Withdrawn CN111068354A (en) | 2019-12-16 | 2019-12-16 | Spray drying device and method for preparing nano material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111068354A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114081087A (en) * | 2021-11-10 | 2022-02-25 | 湖南康琪壹佰生物科技有限公司 | Food for promoting fat metabolism of human body and preparation method thereof |
| CN117105363A (en) * | 2023-09-01 | 2023-11-24 | 苏州方舟环保科技有限公司 | Waste water combined treatment device and method for chip production line |
| CN117298624A (en) * | 2023-11-30 | 2023-12-29 | 河北象大合众生物科技有限公司 | Fine extraction equipment and process of veterinary radix scutellariae extract |
| CN117599466A (en) * | 2024-01-18 | 2024-02-27 | 山西振东五和堂制药有限公司 | Traditional chinese medicine draws jar convenient to wash |
-
2019
- 2019-12-16 CN CN201911294885.XA patent/CN111068354A/en not_active Withdrawn
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114081087A (en) * | 2021-11-10 | 2022-02-25 | 湖南康琪壹佰生物科技有限公司 | Food for promoting fat metabolism of human body and preparation method thereof |
| CN117105363A (en) * | 2023-09-01 | 2023-11-24 | 苏州方舟环保科技有限公司 | Waste water combined treatment device and method for chip production line |
| CN117105363B (en) * | 2023-09-01 | 2024-01-30 | 苏州方舟环保科技有限公司 | Waste water combined treatment device and method for chip production line |
| CN117298624A (en) * | 2023-11-30 | 2023-12-29 | 河北象大合众生物科技有限公司 | Fine extraction equipment and process of veterinary radix scutellariae extract |
| CN117298624B (en) * | 2023-11-30 | 2024-02-13 | 河北象大合众生物科技有限公司 | Fine extraction equipment and process of veterinary radix scutellariae extract |
| CN117599466A (en) * | 2024-01-18 | 2024-02-27 | 山西振东五和堂制药有限公司 | Traditional chinese medicine draws jar convenient to wash |
| CN117599466B (en) * | 2024-01-18 | 2024-04-09 | 山西振东五和堂制药有限公司 | Traditional chinese medicine draws jar convenient to wash |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111068354A (en) | Spray drying device and method for preparing nano material | |
| CN109916155B (en) | Chemical material finished product dewatering tank | |
| CN203577805U (en) | Mixed reaction equipment | |
| CN2887063Y (en) | Gas-liquid pesticide mist spraying device | |
| CN107325305A (en) | A kind of filler slurry atomization drying consecutive production equipment | |
| CN113945070B (en) | Micro nano powder rapid drying and collecting device | |
| WO2021223762A1 (en) | Aerosol generator | |
| CN207143167U (en) | A kind of filler slurry atomization drying consecutive production equipment | |
| CN109046825A (en) | A kind of economizing type automobile tubular fitting spray-painting plant | |
| CN209302205U (en) | A kind of novel spray drying tower | |
| CN111224059B (en) | Dispersing method and device for electrode slurry containing carbon nano tubes | |
| CN204974256U (en) | Super biological liquid membrane that receives presses down dirt machine | |
| CN215313233U (en) | Multifunctional spraying device with combined smoke and mist | |
| CN1111710C (en) | Spray drying tower and processor drying alpha-ensulfonate | |
| CN214288931U (en) | Vertical flush coater of spraying | |
| CN207210234U (en) | Segmented sludge dry system | |
| CN205813373U (en) | A kind of electronic atomizer and atomising device thereof | |
| CN111686623B (en) | Carbon nanotube dispersion equipment for preparing concrete | |
| CN209828294U (en) | Preparation device of nano material | |
| CN218459012U (en) | Atomizing dust removal device for bulk cargo transportation place | |
| CN206777889U (en) | A kind of comprehensive spray block clearing mechanism for evaporator | |
| CN211329390U (en) | Gas-phase polymerization reaction device | |
| CN206778144U (en) | A kind of double-tower type exhaust gas absorption device | |
| CN219922063U (en) | Pressure spray dryer | |
| CN212397109U (en) | Electrostatic spraying room with powder recovery device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 211100 12 / F, building 4, artificial intelligence Industrial Park, 266 Chuangyan Road, Qilin science and Technology Innovation Park, Jiangning District, Nanjing City, Jiangsu Province Applicant after: Nanjing 2D Nano Technology Co.,Ltd. Address before: Room 107, building 1, Tianyuan Tianyuan Jidi city business, No. 369, Hushan Road, moling street, Jiangning District, Nanjing, Jiangsu Province Applicant before: Nanjing 2D Nano Technology Co.,Ltd. |
|
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200428 |