CN113932565A - Hot air type drying device - Google Patents
Hot air type drying device Download PDFInfo
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- CN113932565A CN113932565A CN202111163053.1A CN202111163053A CN113932565A CN 113932565 A CN113932565 A CN 113932565A CN 202111163053 A CN202111163053 A CN 202111163053A CN 113932565 A CN113932565 A CN 113932565A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B3/00—Drying solid materials or objects by processes involving the application of heat
- F26B3/02—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air
- F26B3/06—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air the gas or vapour flowing through the materials or objects to be dried
- F26B3/08—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air the gas or vapour flowing through the materials or objects to be dried so as to loosen them, e.g. to form a fluidised bed
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/003—Supply-air or gas filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/02—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure
- F26B21/04—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure partly outside the drying enclosure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/08—Humidity
- F26B21/083—Humidity by using sorbent or hygroscopic materials, e.g. chemical substances, molecular sieves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/001—Handling, e.g. loading or unloading arrangements
- F26B25/002—Handling, e.g. loading or unloading arrangements for bulk goods
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/06—Chambers, containers, or receptacles
- F26B25/14—Chambers, containers, receptacles of simple construction
- F26B25/18—Chambers, containers, receptacles of simple construction mainly open, e.g. dish, tray, pan, rack
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/22—Controlling the drying process in dependence on liquid content of solid materials or objects
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B3/00—Drying solid materials or objects by processes involving the application of heat
- F26B3/02—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air
- F26B3/06—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air the gas or vapour flowing through the materials or objects to be dried
- F26B3/08—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air the gas or vapour flowing through the materials or objects to be dried so as to loosen them, e.g. to form a fluidised bed
- F26B3/082—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air the gas or vapour flowing through the materials or objects to be dried so as to loosen them, e.g. to form a fluidised bed arrangements of devices for distributing fluidising gas, e.g. grids, nozzles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Microbiology (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention relates to a hot air type drying device which comprises a drying device body, a gas collection box, a dehydrator and a fan, wherein the drying device body is provided with a gas collection box; the drying device body includes casing, feeder and multiunit stoving carousel, the feeder includes conveying pipe, pivot, helical blade and driving motor, every group the stoving carousel all includes relative first stoving carousel and second stoving carousel from top to bottom, first stoving carousel includes first shrouding, second shrouding and first spiral plate, second stoving carousel includes third shrouding, fourth shrouding and second spiral plate, the gas collecting box communicates a plurality of cavitys respectively through a plurality of gas collecting pipes, and the gas collecting box left side wall communicates the entry of dehydrator through first pipeline, the export of dehydrator is through second pipeline intercommunication fan, fan exit linkage electric heater entry, the ventilation chamber of lateral wall intercommunication multiunit stoving carousel behind the casing is run through respectively through a plurality of third pipelines in the electric heater export.
Description
Technical Field
The invention relates to the technical field of drying equipment, in particular to a hot air type drying device.
Background
Various powder materials need to be added during sealant production, because of production process limitation, the powder materials need to be subjected to moisture removal, and therefore the powder materials need to be dried, and the powder materials need to be dried in a sealed space during drying.
Disclosure of Invention
The invention provides a hot air type drying device, aiming at solving the problems that the existing hot air type drying device is low in drying efficiency, large in heat loss, only capable of producing intermittently and not easy to detect the drying degree of powder.
In order to achieve the purpose, the technical scheme of the invention is as follows:
a hot air type drying device comprises a drying device body, a gas collection box, a dehydrator and a fan;
the drying device body comprises a shell, a feeder and a plurality of groups of drying turntables, wherein a feeding hopper is arranged at the top of the shell, the upper end of the feeding hopper is connected with a rotary discharge valve, the lower end of the feeding hopper penetrates through a top plate of the shell and extends into the upper end of the shell, and the lower end of the feeding hopper is close to the central axis of the shell;
the feeder is arranged on the central axis of the shell and comprises a feeding pipe, a rotating shaft, spiral blades and a driving motor, the feeding pipe is a round pipe body, the upper end of the feeding pipe penetrates through the top plate of the shell and is positioned above the shell, the lower end of the feeding pipe penetrates through the bottom plate of the shell and is positioned below the shell, a plurality of strip-shaped discharge holes and feeding holes are respectively arranged on the circumferential wall of the feeding pipe close to the inner top surface and the inner bottom surface of the shell in an annular array manner, a baffle ring connected to the upper part of the inner wall of the feeding pipe is arranged in the feeding pipe above the discharge holes, a baffle plate connected to the lower part of the inner wall of the feeding pipe is arranged in the feeding pipe below the feeding holes, the rotating shaft is coaxially arranged in the feeding pipe, the lower end of the rotating shaft is movably connected to the center of the upper surface of the baffle plate, an inner hole upwards penetrating through the baffle ring is connected with an output shaft of the driving motor, the driving motor is connected to the top surface of the feeding pipe, and the circumferential wall of the rotating shaft is connected with the spiral blades, the outer side surface of the spiral blade is in sliding contact with the inner wall of the feeding pipe, the upper end of the spiral blade is in sliding contact with the lower surface of the baffle ring, the lower end of the spiral blade is in sliding contact with the upper surface of the baffle plate, a plurality of blanking holes are formed in the baffle plate in an annular array, a rotating plate is movably connected to the center of the lower surface of the baffle plate, the shape of the rotating plate is consistent with that of the baffle plate, the blanking holes in the rotating plate are staggered with the blanking holes in the baffle plate, a connecting rod is connected to the center of the lower surface of the rotating plate, and a shifting rod is connected to the lower end of the connecting rod, which extends out of the lower end of the feeding pipe;
the drying device is characterized in that a plurality of groups of drying turntables are arranged in the shell at intervals from top to bottom, each group of drying turntables comprises a first drying turntable and a second drying turntable which are opposite at intervals from top to bottom, each first drying turntable comprises a first sealing plate, a second sealing plate and a first spiral plate, each first sealing plate and each second sealing plate are circular plate bodies with upward middle parts and spherical bulges, each first sealing plate is located above each second sealing plate, the outer annular surfaces of the first sealing plate and the second sealing plate are connected with the inner peripheral wall of the shell, the inner annular surfaces of the first sealing plate and the second sealing plate are connected with the outer peripheral wall of the feeding pipe, the space between the first sealing plate and the second sealing plate is a ventilation cavity, the upper surface of the first sealing plate is connected with the first spiral plate, the first spiral plate is a strip-shaped plate body with Archimedes spiral threads on the upper side and the lower side and vertical sides on the inner side and the outer peripheral wall of the feeding pipe is connected with the inner peripheral wall of the first spiral plate, The outer end of the first spiral plate is connected with the inner peripheral wall of the shell, a first blanking pipe which penetrates through the first sealing plate and the second sealing plate from top to bottom is arranged between the first spiral plate close to the outer end of the first spiral plate and the shell, the upper end of the first blanking pipe is consistent with the arc shape of the upper surface of the first sealing plate, the lower end of the first blanking pipe is lower than the lower surface of the second sealing plate, and first circular vent holes are uniformly distributed in the first sealing plate; the drying device comprises a first drying turntable, a second drying turntable, a third sealing plate, a fourth sealing plate and a second spiral plate, wherein the first drying turntable is arranged below the first drying turntable, the second drying turntable comprises the third sealing plate, the fourth sealing plate and the second spiral plate, the third sealing plate and the fourth sealing plate are circular ring-shaped plate bodies, the middle portions of the third sealing plate and the fourth sealing plate are downward spherical bulges, the third sealing plate is arranged above the fourth sealing plate, outer ring surfaces of the third sealing plate and the fourth sealing plate are connected with the inner circumferential wall of a shell, inner ring surfaces of the third sealing plate and the fourth sealing plate are connected with the outer circumferential wall of a feeding pipe, a space between the third sealing plate and the fourth sealing plate is a ventilation cavity, the upper surface of the third sealing plate is connected with the second spiral plate, the upper side and the lower side of the second spiral plate are Archimedes spiral line-shaped, the inner side and the outer side of the second spiral plate are vertical edges, the second spiral plate is the same as the rotation direction of the first spiral plate and is opposite to the upper side and the lower side, the outer circumferential wall of the feeding pipe is connected with the inner circumferential wall of the shell, and the second spiral plate is arranged between the second spiral plate and the feeding pipe, and the inner end of the second spiral plate, and the feeding pipe, and the third spiral plate, the feeding pipe, the second spiral plate are arranged on the second spiral plate, and the feeding pipe, and the third spiral plate, and the feeding pipe, the third spiral plate, the feeding pipe are arranged on the second spiral plate, the third spiral plate, the feeding pipe are arranged on the second spiral plate, the third spiral plate, the feeding pipe, the second spiral plate, the third spiral plate, the second spiral plate, the feeding pipe, the second spiral plate is arranged on the second spiral plate, the third spiral plate, the second spiral plate is arranged on the second spiral plate, the feeding pipe, the second spiral plate and the second spiral plate, the third spiral plate, the feeding pipe, the second spiral plate and the second spiral plate, the feeding pipe, the second spiral plate, the feeding pipe are arranged on the second spiral plate, the feeding pipe, the second spiral plate and the second spiral plate, the second The upper end of the second blanking pipe is consistent with the arc shape of the upper surface of the third sealing plate, the lower end of the second blanking pipe is lower than the lower surface of the fourth sealing plate, round second air holes are uniformly distributed on the third sealing plate, the upper end of a first spiral plate of the uppermost first drying rotary disc in the plurality of groups of drying rotary discs is lower than the lower end of a discharge hole, the lower end of a fourth sealing plate of the lowermost second drying rotary disc in the plurality of groups of drying rotary discs is higher than the upper end of the feed hole, the lower surface of the fourth sealing plate of the lowermost second drying rotary disc in the plurality of groups of drying rotary discs is connected with a material collecting barrel, the material collecting barrel is a hollow round table with openings in the upper and lower ends, the lower end of the material collecting barrel is connected with the peripheral wall of the feeding pipe, the lower end of the inner peripheral wall of the material collecting barrel is flush with the lower end of the feed hole, and the material collecting barrel surrounds the second blanking pipe and the feed hole of the lowermost second drying rotary disc in the plurality of groups of drying rotary discs;
the gas collecting box is a hollow cuboid which is arranged on the left side of the shell and along the height direction of the shell, a filter screen which separates the space inside the gas collecting box into a left part and a right part is arranged in the left part of the gas collecting box, a plurality of gas collecting pipes are communicated with a plurality of cavities which are separated by a plurality of first drying turntables and a plurality of second drying turntables on the right side wall of the gas collecting box at intervals along the height direction of the gas collecting box, the plurality of gas collecting pipes are respectively communicated with the plurality of cavities inside the shell, the left side wall of the gas collecting box is communicated with an inlet of a dehydrator through a first pipeline, an outlet of the dehydrator is communicated with an inlet of a fan through a second pipeline, an outlet of the fan is connected with an inlet of an electric heater, and an outlet of the electric heater is respectively penetrated through a ventilation cavity of the side wall of the shell and communicated with a plurality of groups of drying turntables through a plurality of third pipelines.
Furthermore, an air supplementing pipe is arranged on the second pipeline, and a one-way valve is arranged on the air supplementing pipe.
Furthermore, a spiral first circulation groove is formed between the upper surfaces of the first spiral plate and the first seal plate, the first blanking pipe is located at the tail end of the first circulation groove, a spiral second circulation groove is formed between the upper surfaces of the second spiral plate and the third seal plate, the second blanking pipe is located at the head end of the second circulation groove, the upper end of the first air hole inclines towards the first blanking pipe along the spiral direction from the head end to the tail end of the first circulation groove, the upper end of the second air hole inclines towards the second blanking pipe along the spiral direction from the tail end to the head end of the second circulation groove, the lower end of the first blanking pipe extends into the outer end of the second circulation groove adjacent to the lower part, and the lower end of the second blanking pipe extends into the inner end of the first circulation groove adjacent to the lower part.
Furthermore, the filter screen is connected with a vibrating motor, and a door capable of opening and closing is arranged on a rear side plate of the gas collection box on the right side of the filter screen.
Further, casing lateral wall lower part is provided with the sampling tube that the slope runs through the casing lateral wall, the sampling tube is the pipe body, and the slope of sampling tube lower extreme runs through in the casing lateral wall stretches into the first unloading of a set of stoving carousel of below in the multiunit stoving carousel, the sampling tube upper end is provided with the lid that seals the sampling tube.
Furthermore, the dehydrator is a rectangular hollow box body, a packing tube which is vertically coiled into a continuous S shape is arranged in the dehydrator, two ends of the packing tube extend out of the dehydrator, one end of the packing tube is an inlet of the dehydrator, the other end of the packing tube is an outlet of the dehydrator, two ends of the packing tube are respectively provided with a screen, and the packing tube between the two screens is filled with massive or granular quicklime.
Furthermore, each highest position in the continuous S-shaped bending inflection points of the filler pipe is communicated with a feed pipe, the outer end of the feed pipe extends out of the dehydrator, and a plug for sealing the outer end of the feed pipe is arranged.
Furthermore, the horizontal sectional area of the first blanking pipe is equal to that of the second blanking pipe, the total area of the discharge holes is equal to that of the feed holes, the horizontal sectional area of the first blanking pipe is smaller than that of the feed holes, and the upper end of each discharge hole is higher than the lower end of the corresponding feed hopper.
Further, the casing is hollow cylinder, and the casing bottom surface is provided with the supporting leg.
Furthermore, the connecting rod and the shifting rod are connected to form an inverted T-shaped structure.
Through the technical scheme, the invention has the beneficial effects that:
the invention uses hot air to fluidize the powder, the hot air can uniformly contact with the powder in the fluidizing process to quickly remove the moisture in the powder, compared with a rake type or roller type drying device, the invention can quickly and uniformly dry the powder, and the fluidized powder can spirally flow in the shell, the flowing distance is long, but the flowing height is small, and the volume of the device is reduced.
The invention can carry out intermittent production and continuous production, and can quickly evacuate the powder in the shell without manual auxiliary operation.
The sampling tube of the invention has small opening, can directly carry out drying degree detection by sampling in the sampling tube, does not influence the normal operation of the device in the sampling process, does not need to open equipment when loading and unloading powder, and avoids energy waste.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional front view of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is a cross-sectional front view of the feeder of the present invention;
fig. 5 is a schematic structural view of a first drying turntable according to the present invention;
fig. 6 is a plan view of a first drying turntable of the present invention;
fig. 7 is a schematic structural view (partially in section) of a second drying turntable of the present invention;
fig. 8 is a plan view of a second drying turntable of the present invention;
FIG. 9 is a schematic structural view of the dehydrator of the present invention;
fig. 10 is a schematic view of the connection of the shutter and the rotating plate of the present invention.
Fig. 11 is a cross-sectional right side view of the present invention.
The reference numbers in the drawings are as follows: 1 is a shell, 2 is a feeder, 3 is a first drying rotary disc, 4 is a second drying rotary disc, 5 is a material collecting cylinder, 6 is a gas collecting box, 7 is a dehydrator, 8 is a fan, 9 is a sampling tube, 11 is a supporting leg, 12 is a feeding hopper, 13 is a rotary discharge valve, 21 is a feeding tube, 22 is a rotating shaft, 23 is a helical blade, 24 is a driving motor, 31 is a first sealing plate, 32 is a second sealing plate, 33 is a first helical plate, 34 is a first blanking tube, 35 is a first vent hole, 41 is a third sealing plate, 42 is a fourth sealing plate, 43 is a second helical plate, 44 is a second blanking tube, 45 is a second vent hole, 61 is a filter screen, 62 is a gas collecting tube, 63 is a door, 64 is a vibrating motor, 65 is a first pipeline, 71 is a feeding tube, 72 is a filling tube, 81 is a second pipeline, 82 is a third pipeline, 91 is a cover body, 211 is a discharge hole, 212 is a feeding hole, 213 is a retaining ring, 214 is a baffle plate, 215 is a blanking hole, 216 is a rotating plate, 217 is a connecting rod, 218 is a deflector rod, 811 is an air supplement pipe, and 821 is an electric heater.
Detailed Description
The invention is further described with reference to the following figures and detailed description:
it should be noted that directional terms used in the following description such as "front", "back", "left", "right", "up", "down", "bottom" and "top" refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
As shown in fig. 1 to 11, a hot air type drying device comprises a drying device body, a gas collection box 6, a dehydrator 7 and a fan 8;
the drying device body comprises a shell 1, a feeder 2 and a plurality of groups of drying turntables, wherein a feeding hopper 12 is installed at the top of the shell 1, the upper end of the feeding hopper 12 is connected with a rotary discharge valve 13, the lower end of the feeding hopper 12 penetrates through the top plate of the shell 1 and extends into the upper end of the shell 1, and the lower end of the feeding hopper 12 is close to the central axis of the shell 1;
a feeder 2 is arranged on the central axis of the shell 1, the feeder 2 comprises a feeding pipe 21, a rotating shaft 22, a helical blade 23 and a driving motor 24, the feeding pipe 21 is a round pipe body, the upper end of the feeding pipe 21 penetrates through the top plate of the shell 1 and is positioned above the shell 1, the lower end penetrates through the bottom plate of the shell 1 and is positioned below the shell 1, a plurality of strip-shaped discharging holes 211 and feeding holes 212 are respectively arranged on the circumferential wall of the feeding pipe 21 close to the inner top surface and the inner bottom surface of the shell 1 in an annular array manner, a baffle ring 213 connected to the upper part of the inner wall of the feeding pipe 21 is arranged in the feeding pipe 21 above the discharging holes 211, a baffle plate 214 connected to the lower part of the inner wall of the feeding pipe 21 is arranged in the feeding pipe 21, the rotating shaft 22 is coaxially arranged in the feeding pipe 21, the lower end of the rotating shaft 22 is movably connected to the center of the upper surface of the baffle plate 214, the upper end upwards penetrates through an inner hole of the baffle ring 213 and is connected with an output shaft of the driving motor 24, the driving motor 24 is connected to the top surface of the feeding pipe 21, the outer peripheral wall of the rotating shaft 22 is connected with a helical blade 23, the outer side surface of the helical blade 23 is in sliding contact with the inner wall of the feeding pipe 21, the upper end of the helical blade 23 is in sliding contact with the lower surface of the baffle ring 213, the lower end of the helical blade 23 is in sliding contact with the upper surface of the baffle plate 214, a plurality of blanking holes 215 are annularly arrayed on the baffle plate 214, the center of the lower surface of the baffle plate 214 is movably connected with a rotating plate 216, the shape of the rotating plate 216 is consistent with that of the baffle plate 214, the blanking holes 215 on the rotating plate 216 are staggered with the blanking holes 215 on the baffle plate 214, the center of the lower surface of the rotating plate 216 is connected with a connecting rod 217, and the lower end of the connecting rod 217 extends out of the feeding pipe 21 and is connected with a shifting rod 218;
a plurality of groups of drying turnplates are arranged in the shell 1 at intervals from top to bottom, each group of drying turnplates comprises a first drying turnplate 3 and a second drying turnplate 4 which are opposite at intervals from top to bottom, each first drying turnplate 3 comprises a first seal plate 31, a second seal plate 32 and a first spiral plate 33, each first seal plate 31 and each second seal plate 32 are circular plate bodies with the middle parts upwards in a spherical bulge, each first seal plate 31 is positioned above each second seal plate 32, the outer ring surfaces of the first seal plate 31 and each second seal plate 32 are connected with the inner peripheral wall of the shell 1, the inner ring surfaces of the first seal plate 31 and each second seal plate 32 are connected with the outer peripheral wall of the feeding pipe 21, the space between the first seal plate 31 and each second seal plate 32 is a ventilation cavity, the upper surface of the first seal plate 31 is connected with the first spiral plate 33, the first seal plate 33 is a strip-shaped plate body with the upper side and the lower side being in an Archimedes spiral line shape, and the inner side and outer side being in a vertical side, the inner end of the first spiral plate 33 is connected with the outer peripheral wall of the feeding pipe 21, the outer end of the first spiral plate 33 is connected with the inner peripheral wall of the shell 1, a first discharging pipe 34 which penetrates through the first sealing plate 31 and the second sealing plate 32 from top to bottom is arranged between the first spiral plate 33 close to the outer end of the first spiral plate 33 and the shell 1, the upper end of the first discharging pipe 34 is consistent with the arc shape of the upper surface of the first sealing plate 31, the lower end of the first discharging pipe is lower than the lower surface of the second sealing plate 32, and circular first air holes 35 are uniformly distributed in the first sealing plate 31; a second drying rotary disc 4 is arranged below the first drying rotary disc 3, the second drying rotary disc 4 comprises a third sealing plate 41, a fourth sealing plate 42 and a second spiral plate 43, the third sealing plate 41 and the fourth sealing plate 42 are both circular ring-shaped plate bodies with spherical convex middle portions downward, the third sealing plate 41 is positioned above the fourth sealing plate 42, outer ring surfaces of the third sealing plate 41 and the fourth sealing plate 42 are both connected with the inner peripheral wall of the shell 1, inner ring surfaces of the third sealing plate 41 and the fourth sealing plate 42 are both connected with the outer peripheral wall of the feeding pipe 21, a space between the third sealing plate 41 and the fourth sealing plate 42 is a ventilation cavity, the upper surface of the third sealing plate 41 is connected with the second spiral plate 43, the second spiral plate 43 is a strip-shaped plate body with Archimedes spiral line-shaped upper and lower edges and vertical edges on the inner and outer edges, the second spiral plate 43 is opposite to the first spiral plate 33 in the same rotation direction, the inner end of the second spiral plate 43 is connected with the outer peripheral wall of the feeding pipe 21, A second discharging pipe 44 which penetrates through a third sealing plate 41 and a fourth sealing plate 42 from top to bottom is arranged between a second spiral plate 43 and the feeding pipe 21 at the position close to the inner end of the second spiral plate 43, the upper end of the second discharging pipe 44 is consistent with the arc shape of the upper surface of the third sealing plate 41, the lower end of the second discharging pipe is lower than the lower surface of the fourth sealing plate 42, round second air holes 45 are uniformly distributed on the third sealing plate 41, the upper end of a first spiral plate 33 of the uppermost first drying rotary plate 3 in a plurality of groups of drying rotary plates is lower than the lower end of a discharging hole 211, the lower end of the fourth sealing plate 42 of the lowermost second drying rotary plate 4 in the plurality of groups of drying rotary plates is higher than the upper end of a feeding hole 212, the lower surface of a fourth sealing plate 42 of the lowermost second drying rotary plate 4 in the plurality of groups of drying rotary plates is connected with a material collecting barrel 5, the material collecting barrel 5 is a hollow round table with large upper part and small part and open upper and lower parts, the lower end part of the feeding pipe 5 is connected with the outer peripheral wall of the feeding pipe 21, the lower end of the inner peripheral wall of the material collecting barrel 5 is flush with the lower end of the material inlet hole 212, and the material collecting barrel 5 surrounds the second discharging pipe 44 and the material inlet hole 212 of the second drying rotary disk 4 at the lowest part in the plurality of groups of drying rotary disks;
the gas collection box 6 is a hollow cuboid which is arranged on the left side of the shell 1 and along the height direction of the shell 1, a filter screen 61 which divides the space inside the gas collection box 6 into a left part and a right part is arranged in the left part of the gas collection box 6, a plurality of gas collection pipes 62 are communicated with the right side wall of the gas collection box 6 along the height direction of the gas collection box 6 at intervals, the plurality of gas collection pipes 62 are respectively communicated with a plurality of cavities inside the shell 1 which are separated by a plurality of first drying turntables 3 and a plurality of second drying turntables 4, the left side wall of the gas collection box 6 is communicated with the inlet of the dehydrator 7 through a first pipeline 65, the outlet of the dehydrator 7 is communicated with the inlet of the fan 8 through a second pipeline 81, the outlet of the fan 8 is connected with the inlet of the electric heater 821, and the outlet of the electric heater 821 is respectively communicated with the ventilation cavities of a plurality of drying turntables through a plurality of third pipelines 82.
An air supply pipe 811 is arranged on the second pipeline 81, and a one-way valve is arranged on the air supply pipe 811.
A spiral first circulation groove is formed between the upper surfaces of the first spiral plate 33 and the first sealing plate 31, the first blanking pipe 34 is positioned at the tail end of the first circulation groove, a spiral second circulation groove is formed between the upper surfaces of the second spiral plate 43 and the third sealing plate 41, the second blanking pipe 44 is positioned at the head end of the second circulation groove, the upper end of the first vent hole 35 inclines towards the first blanking pipe 34 along the spiral direction from the head end to the tail end of the first circulation groove, the upper end of the second vent hole 45 inclines towards the second blanking pipe 44 along the spiral direction from the tail end to the head end of the second circulation groove, the lower end of the first blanking pipe 34 extends into the outer end of the second circulation groove adjacent to the lower part, and the lower end of the second blanking pipe 34 extends into the inner end of the first circulation groove adjacent to the lower part.
The filter screen 61 is connected with a vibration motor 64, and a door 63 which can be opened and closed is arranged on the rear side plate of the gas collection box 6 on the right side of the filter screen 61.
The utility model discloses a multi-unit drying rotary table, including casing 1, sampling tube 9, the slope of casing 1 lateral wall lower part is provided with the slope and runs through sampling tube 9 of casing 1 lateral wall, sampling tube 9 is the pipe body, and the slope of sampling tube 9 lower extreme runs through in casing 1 lateral wall stretches into the first unloading pipe 34 of a set of drying rotary table of below in the multiunit drying rotary table, sampling tube 9 upper end is provided with the lid 91 that seals sampling tube 9.
The dehydrator 7 is a rectangular hollow box body, a vertical coiled packing tube 71 which is in a continuous S shape is arranged in the dehydrator 7, two ends of the packing tube 71 extend out of the dehydrator 7, one end of the two ends of the packing tube 71 is an inlet of the dehydrator 7, the other end of the two ends of the packing tube 71 is an outlet of the dehydrator 7, two ends of the packing tube 71 are provided with screen meshes, and massive or granular quicklime is filled in the packing tube 71 between the two screen meshes.
And each highest point of the continuous S-shaped bending inflection points of the filling pipe 71 is communicated with a feeding pipe 72, the outer end of the feeding pipe 72 extends out of the dehydrator 7, and a plug for sealing the outer end of the feeding pipe 72 is arranged.
The horizontal sectional area of the first blanking pipe 34 is equal to the horizontal sectional area of the second blanking pipe 44, the total area of the discharge holes 211 is equal to the total area of the feed holes 212, the horizontal sectional area of the first blanking pipe 34 is smaller than the total area of the feed holes 212, and the upper end of the discharge hole 211 is higher than the lower end of the feed hopper 12.
The shell 1 is a hollow cylinder, and the bottom surface of the shell 1 is provided with supporting legs 11.
The connecting rod 217 and the shifting rod 218 are connected to form an inverted T-shaped structure.
The fan 8 adopts an GYF-11C glass fiber reinforced plastic high-pressure anticorrosion centrifugal fan produced by Zhejiang Tian Hongyun fan Co., Ltd, and the electric heater 821 adopts a YTGD-30 pipeline type air electric heater produced by Yangchengyou electric heating appliance Co., Ltd.
When in use, the fan 8 is started, air is heated by the electric heater 821 and then enters the air vents of the plurality of groups of drying turnplates through the plurality of third pipelines 82 respectively, and is sprayed out from the first air vents 35 and the second air vents 45, powder is uniformly thrown into the middle part of the upper surface of the uppermost first sealing plate 31 through the rotary discharge valve 13, is fluidized by the air flow sprayed out from the first air vents 35, the fluidizing height is lower than the height of the first spiral plate 33, because the first air vents 35 are inclined air vents and the middle part of the first sealing plate 31 is upwards raised, the fluidized powder can move to the edge of the first sealing plate 31 along the spiral direction of the first circulation groove under the action of the air flow blown out from the inclined upper surface of the first sealing plate 31 and the first air vents 35, falls on the edge of the upper surface of the third sealing plate 41 through the first discharge pipe 34 and is fluidized by the air flow sprayed out from the second air vents 45, and the fluidizing height is lower than the height of the second spiral plate 43, because the second air holes 45 are inclined air holes and the middle part of the third sealing plate 41 protrudes downwards, the fluidized powder can flow to the middle part of the third sealing plate 41 along the spiral direction of the second flow through groove until the fluidized powder falls on the next group of drying turntables through the second discharging pipe 44, the hot air heats the powder in the process of fluidizing the powder and removes moisture in the powder, the hot air absorbed with moisture enters the gas collecting tank 6 through the gas collecting pipe 62 and is filtered by the filter screen 61, part of dust carried by the air is left at the right part of the gas collecting tank 6 to wait for centralized cleaning, the hot air carrying water vapor passing through the filter screen 61 enters the dehydrator 7 through the first pipeline 65, the water vapor is removed in the dehydrator 7 and enters the shell 1 again to remove the powder for dehydration, the cyclic utilization can be realized, the energy waste can not be generated, the quicklime is filled in the dehydrator 7, the quicklime absorbs water for the heat release reaction, the temperature of the air is raised, and the energy consumption of the electric heater 821 is reduced.
If the requirement of the moisture of the powder is strict and the relatively harsh drying degree is required, the invention can be used for intermittent production, the driving motor 24 is started to enable the driving motor to rotate forwards, the driving motor 24 drives the rotating shaft 22 and the helical blade 23 to rotate, when the powder falls into the material collecting barrel 5 from the second material discharging pipe 44 at the lowest part, the helical blade 23 lifts the powder falling into the material collecting barrel 5 to the material discharging hole 211 again and falls onto the drying turntable at the uppermost part, the drying process is repeated for drying again until the drying degree of the powder sampled and detected in the sampling pipe 9 reaches the requirement.
If the requirement on the moisture of the powder is not strict or the moisture in the powder is easy to remove, continuous production can be performed, the deflector rod 218 is pulled to enable the rotating plate 216 and the blanking hole 215 of the baffle plate 214 to be opposite up and down, the driving motor 24 is started, the driving motor 24 is enabled to rotate reversely, when the dried powder falls into the material collecting barrel 5 from the second blanking pipe 44 at the lowest part, the lower end of the rotating blade can discharge the dried powder in the material collecting barrel 5 from the lower end of the feeding pipe 21, at the moment, the rotary discharging valve 13 continuously operates, the continuous production can be completed, and the production efficiency is high.
During sampling detection, the device does not need to be stopped, only the cover body 91 needs to be opened, and the sampling tool is inserted into the lower part of the lower end of the sampling tube to take enough samples to be detected, so that the operation of the drying operation of the device is not influenced, the amount of hot air leaked from the sampling tube is very small, and the energy waste caused by the fact that the device is opened to detect the drying degree of powder is reduced.
The invention uses hot air to fluidize the powder, the hot air can uniformly contact with the powder in the fluidizing process to quickly remove moisture in the powder, compared with a rake type or roller type drying device, the invention can quickly dry the powder, and the powder in the shell flows spirally, so the flow distance is large, but the flow height is small, and the volume of the device can be reduced.
The invention can carry out intermittent production and continuous production, and can quickly clean the powder in the shell without manual operation.
The sampling tube has a small opening, can directly sample in the sampling tube to detect the drying degree, does not need to open equipment, does not cause a large amount of energy waste, does not influence the normal operation of the device in the sampling process, does not need to open the equipment when loading and unloading powder, and avoids energy waste.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various modifications can be made to the technical solution of the present invention within the scope of disclosure without departing from the spirit of the present invention.
Claims (10)
1. A hot air type drying device is characterized by comprising a drying device body, a gas collection box (6), a dehydrator (7) and a fan (8);
the drying device body comprises a shell (1), a feeder (2) and a plurality of groups of drying turntables, wherein a feeding hopper (12) is installed at the top of the shell (1), the upper end of the feeding hopper (12) is connected with a rotary discharge valve (13), the lower end of the feeding hopper (12) penetrates through a top plate of the shell (1) and extends into the upper end of the shell (1), and the lower end of the feeding hopper (12) is close to the central axis of the shell (1);
a feeder (2) is arranged on the central axis of the shell (1), the feeder (2) comprises a feeding pipe (21), a rotating shaft (22), a spiral blade (23) and a driving motor (24), the feeding pipe (21) is a round pipe body, the upper end of the feeding pipe (21) penetrates through the shell (1), the top plate is positioned above the shell (1), the lower end of the feeding pipe (21) penetrates through the bottom plate of the shell (1), and is positioned below the shell (1), a plurality of strip-shaped discharge holes (211) and a plurality of strip-shaped feeding holes (212) are respectively arranged on the circumferential wall of the feeding pipe (21) close to the inner top surface and the inner bottom surface of the shell (1) in an annular array manner, a baffle ring (213) connected to the upper part of the inner wall of the feeding pipe (21) is arranged in the feeding pipe (21) above the discharge holes (211), a baffle plate (214) connected to the lower part of the inner wall of the feeding pipe (21) is arranged in the feeding pipe (21) below the feeding holes (212), and the rotating shaft (22) is coaxially arranged in the feeding pipe (21), the lower end of the rotating shaft (22) is movably connected to the center of the upper surface of the baffle plate (214), the upper end of the rotating shaft upwards penetrates through an inner hole of the baffle ring (213) to be connected with an output shaft of the driving motor (24), the driving motor (24) is connected to the top surface of the feeding pipe (21), the outer peripheral wall of the rotating shaft (22) is connected with a spiral blade (23), the outer side surface of the spiral blade (23) is in sliding contact with the inner wall of the feeding pipe (21), the upper end of the spiral blade (23) is in sliding contact with the lower surface of the baffle ring (213), the lower end of the spiral blade is in sliding contact with the upper surface of the baffle plate (214), a plurality of blanking holes (215) are arranged on the baffle plate (214) in an annular array mode, a rotating plate (216) is movably connected to the center of the lower surface of the baffle plate (214), the shape of the rotating plate (216) is consistent with the baffle plate (214), and the blanking holes (215) on the rotating plate (216) are staggered with the blanking holes (215) on the baffle plate (214), the center of the lower surface of the rotating plate (216) is connected with a connecting rod (217), and the lower end of the connecting rod (217) extends out of the feeding pipe (21) and is connected with a shifting lever (218);
a plurality of groups of drying turntables are arranged in the shell (1) at intervals from top to bottom, each group of drying turntables comprises a first drying turntable (3) and a second drying turntable (4) which are opposite at intervals from top to bottom, each first drying turntable (3) comprises a first sealing plate (31), a second sealing plate (32) and a first spiral plate (33), each first sealing plate (31) and each second sealing plate (32) are circular ring-shaped plate bodies with the middle parts upwards protruding in a spherical shape, each first sealing plate (31) is positioned above each second sealing plate (32), the outer ring surfaces of the first sealing plates (31) and the second sealing plates (32) are connected with the inner peripheral wall of the shell (1), the inner ring surfaces of the first sealing plates (31) and the second sealing plates (32) are connected with the outer peripheral wall of the feeding pipe (21), the space between the first sealing plates (31) and the second sealing plates (32) is a ventilation cavity, and the upper surface of each first sealing plate (31) is connected with the first spiral plate (33), the first spiral plate (33) is a strip-shaped plate body with Archimedes spiral line-shaped upper and lower sides and vertical inner and outer sides, the inner end of the first spiral plate (33) is connected with the outer peripheral wall of the feeding pipe (21), the outer end of the first spiral plate is connected with the inner peripheral wall of the shell (1), a first blanking pipe (34) which penetrates through the first sealing plate (31) and the second sealing plate (32) from top to bottom is arranged between the first spiral plate (33) close to the outer end of the first spiral plate (33) and the shell (1), the upper end of the first blanking pipe (34) is in arc consistency with the upper surface of the first sealing plate (31), the lower end of the first blanking pipe is lower than the lower surface of the second sealing plate (32), and first circular vent holes (35) are uniformly distributed on the first sealing plate (31); a second drying rotary disc (4) is arranged below the first drying rotary disc (3), the second drying rotary disc (4) comprises a third sealing plate (41), a fourth sealing plate (42) and a second spiral plate (43), the third sealing plate (41) and the fourth sealing plate (42) are both circular ring-shaped plate bodies with the middle portions downwards and in spherical protrusions, the third sealing plate (41) is located above the fourth sealing plate (42), the outer ring surfaces of the third sealing plate (41) and the fourth sealing plate (42) are both connected with the inner circumferential wall of the shell (1), the inner ring surfaces of the third sealing plate (41) and the fourth sealing plate (42) are both connected with the outer circumferential wall of the feeding pipe (21), the space between the third sealing plate (41) and the fourth sealing plate (42) is a ventilation cavity, the upper surface of the third sealing plate (41) is connected with the second spiral plate (43), the second spiral plate (43) is a strip-shaped plate body with Archimedes spiral lines on the upper side and the lower side and the outer side, and the vertical sides, the second spiral plate (43) and the first spiral plate (33) have the same rotating direction and are opposite up and down, the inner end of the second spiral plate (43) is connected with the outer peripheral wall of the feeding pipe (21), the outer end of the second spiral plate is connected with the inner peripheral wall of the shell (1), a second discharging pipe (44) which penetrates through a third sealing plate (41) and a fourth sealing plate (42) from top to bottom is arranged between the second spiral plate (43) and the feeding pipe (21) close to the inner end of the second spiral plate (43), the upper end of the second discharging pipe (44) is in arc shape with the upper surface of the third sealing plate (41), the lower end of the second discharging pipe is lower than the lower surface of the fourth sealing plate (42), circular second vent holes (45) are uniformly distributed on the third sealing plate (41), the upper end of the first spiral plate (33) of the uppermost first drying turntable (3) in the plurality of groups of drying turntables is lower than the lower end of the discharging hole (211), the lower end of the fourth sealing plate (42) of the lowermost second drying turntable (4) in the plurality of the groups of drying turntables is higher than the upper end of the feeding hole (212), the lower surface of a fourth sealing plate (42) of the second drying rotary disc (4) at the lowest position in the plurality of groups of drying rotary discs is connected with a material collecting barrel (5), the material collecting barrel (5) is a hollow circular table with large upper part and small lower part and open upper and lower ends, the lower end of the material collecting barrel (5) is connected with the outer peripheral wall of the feeding pipe (21), the lower end of the inner peripheral wall of the material collecting barrel (5) is flush with the lower end of the feeding hole (212), and the material collecting barrel (5) surrounds a second discharging pipe (44) and the feeding hole (212) of the second drying rotary disc (4) at the lowest position in the plurality of groups of drying rotary discs;
the gas collection box (6) is a hollow cuboid which is arranged on the left side of the shell (1) and along the height direction of the shell (1), a filter screen (61) which divides the space inside the gas collection box (6) into a left part and a right part is arranged in the left part of the gas collection box (6), a plurality of gas collection pipes (62) are communicated on the right side wall of the gas collection box (6) at intervals along the height direction of the gas collection box (6), the gas collecting pipes (62) are respectively communicated with a plurality of cavities which are separated by a plurality of first drying turntables (3) and a plurality of second drying turntables (4) in the shell (1), the left side wall of the gas collecting box (6) is communicated with the inlet of the dehydrator (7) through a first pipeline (65), the outlet of the dehydrator (7) is communicated with the inlet of the fan (8) through a second pipeline (81), an outlet of the fan (8) is connected with an inlet of the electric heater (821), and an outlet of the electric heater (821) penetrates through the side wall of the shell (1) through a plurality of third pipelines (82) to be communicated with the ventilation cavities of the plurality of groups of drying turntables.
2. A hot air drying device according to claim 1, wherein the second duct (81) is provided with an air supply pipe (811), and the air supply pipe (811) is provided with a one-way valve.
3. A hot air drying device according to claim 1, wherein a first spiral flow groove is formed between the first spiral plate (33) and the upper surface of the first closing plate (31), the first discharging pipe (34) is located at the end of the first flow groove, a second spiral flow groove is formed between the second spiral plate (43) and the upper surface of the third closing plate (41), the second discharging pipe (44) is located at the head end of the second flow groove, the upper end of the first air hole (35) inclines towards the first blanking pipe (34) along the spiral direction from the head end to the tail end of the first circulation groove, the upper end of the second air hole (45) inclines towards the second blanking pipe (44) along the spiral direction from the tail end to the head end of the second circulation groove, the lower end of the first blanking pipe (34) extends into the outer end of the second flow through groove adjacent to the lower part, and the lower end of the second blanking pipe (34) extends into the inner end of the first flow through groove adjacent to the lower part.
4. A hot air drying device according to claim 1, characterized in that the filter screen (61) is connected with a vibration motor (64), and the rear side plate of the air collection box (6) at the right side of the filter screen (61) is provided with an openable door (63).
5. The hot air type drying device according to claim 1, wherein a sampling tube (9) obliquely penetrating through the side wall of the casing (1) is arranged at the lower part of the side wall of the casing (1), the sampling tube (9) is a circular tube body, the lower end of the sampling tube (9) obliquely penetrates through the side wall of the casing (1) and extends into the first discharging tube (34) of the lowermost drying turntable in the plurality of groups of drying turntables, and a cover body (91) for sealing the sampling tube (9) is arranged at the upper end of the sampling tube (9).
6. A hot air type drying device according to claim 1, characterized in that the dehydrator (7) is a rectangular hollow box body, a packing tube (71) which is vertically coiled into a continuous S shape is arranged in the dehydrator (7), both ends of the packing tube (71) extend out of the dehydrator (7), one of the two ends of the packing tube (71) is an inlet of the dehydrator (7), the other end of the packing tube (71) is an outlet of the dehydrator (7), both ends of the packing tube (71) are provided with screens, and the packing tube (71) between the two screens is filled with blocky or granular quicklime.
7. A hot air drying device according to claim 6, characterized in that each highest point of the continuous S-shaped bending inflection points of the filling pipe (71) is communicated with a feeding pipe (72), the outer end of the feeding pipe (72) extends out of the dehydrator (7), and a plug for closing the outer end of the feeding pipe (72) is arranged.
8. The hot air type drying device according to claim 1, wherein the horizontal cross-sectional area of the first discharging pipe (34) is equal to the horizontal cross-sectional area of the second discharging pipe (44), the total area of the discharging holes (211) is equal to the total area of the feeding holes (212), the horizontal cross-sectional area of the first discharging pipe (34) is smaller than the total area of the feeding holes (212), and the upper end of the discharging hole (211) is higher than the lower end of the feeding hopper (12).
9. A hot air drying device according to claim 1, wherein the casing (1) is a hollow cylinder, and the bottom of the casing (1) is provided with the supporting legs (11).
10. A hot air drying device according to claim 1, wherein the connecting rod (217) and the driving lever (218) are connected to form an inverted T-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111163053.1A CN113932565A (en) | 2021-09-30 | 2021-09-30 | Hot air type drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111163053.1A CN113932565A (en) | 2021-09-30 | 2021-09-30 | Hot air type drying device |
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| Publication Number | Publication Date |
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| CN113932565A true CN113932565A (en) | 2022-01-14 |
Family
ID=79277848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111163053.1A Withdrawn CN113932565A (en) | 2021-09-30 | 2021-09-30 | Hot air type drying device |
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| CN (1) | CN113932565A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114522615A (en) * | 2022-01-21 | 2022-05-24 | 徐菁 | Multifunctional straw processing and granulating equipment |
| CN114534654A (en) * | 2022-02-21 | 2022-05-27 | 江苏道尔顿石化科技有限公司 | Post-treatment device and method for passivation and devolatilization of polyformaldehyde powder |
| CN114849619A (en) * | 2022-04-13 | 2022-08-05 | 萍乡市康裕新能源科技有限公司 | Gas-solid reactor for preparing molecular sieve |
-
2021
- 2021-09-30 CN CN202111163053.1A patent/CN113932565A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114522615A (en) * | 2022-01-21 | 2022-05-24 | 徐菁 | Multifunctional straw processing and granulating equipment |
| CN114534654A (en) * | 2022-02-21 | 2022-05-27 | 江苏道尔顿石化科技有限公司 | Post-treatment device and method for passivation and devolatilization of polyformaldehyde powder |
| CN114534654B (en) * | 2022-02-21 | 2023-02-07 | 江苏道尔顿石化科技有限公司 | Post-treatment device and method for passivation and devolatilization of polyformaldehyde powder |
| CN114849619A (en) * | 2022-04-13 | 2022-08-05 | 萍乡市康裕新能源科技有限公司 | Gas-solid reactor for preparing molecular sieve |
| CN114849619B (en) * | 2022-04-13 | 2023-04-28 | 萍乡市康裕新能源科技有限公司 | Gas-solid reactor for preparing molecular sieve |
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