CN116678197B - Energy-saving environment-friendly spiral type disc vacuum drying equipment - Google Patents
Energy-saving environment-friendly spiral type disc vacuum drying equipment Download PDFInfo
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- CN116678197B CN116678197B CN202310963818.2A CN202310963818A CN116678197B CN 116678197 B CN116678197 B CN 116678197B CN 202310963818 A CN202310963818 A CN 202310963818A CN 116678197 B CN116678197 B CN 116678197B
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- spiral
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- 238000001291 vacuum drying Methods 0.000 title claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 185
- 238000001035 drying Methods 0.000 claims abstract description 62
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 238000007599 discharging Methods 0.000 claims description 36
- 238000010009 beating Methods 0.000 claims description 26
- 238000007789 sealing Methods 0.000 claims description 24
- 230000000903 blocking effect Effects 0.000 claims description 7
- 230000008676 import Effects 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims 2
- 239000007924 injection Substances 0.000 claims 2
- 239000012535 impurity Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 21
- 230000008569 process Effects 0.000 description 18
- 230000000694 effects Effects 0.000 description 17
- 230000009471 action Effects 0.000 description 16
- 238000010438 heat treatment Methods 0.000 description 7
- 238000001704 evaporation Methods 0.000 description 6
- 238000012856 packing Methods 0.000 description 6
- 230000008020 evaporation Effects 0.000 description 5
- 239000013590 bulk material Substances 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 230000018044 dehydration Effects 0.000 description 4
- 238000006297 dehydration reaction Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000013505 freshwater Substances 0.000 description 2
- 238000001802 infusion Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
- F26B17/18—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by rotating helical blades or other rotary conveyors which may be heated moving materials in stationary chambers, e.g. troughs
- F26B17/22—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by rotating helical blades or other rotary conveyors which may be heated moving materials in stationary chambers, e.g. troughs the axis of rotation being vertical or steeply inclined
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
-
- 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
- F26B21/005—Drying-steam generating means
-
- 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
- F26B25/04—Agitating, stirring, or scraping devices
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B5/00—Drying solid materials or objects by processes not involving the application of heat
- F26B5/04—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- Food Science & Technology (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The application discloses energy-saving and environment-friendly spiral type disc vacuum drying equipment, which relates to the technical field of drying, and comprises a drying box, wherein a hollow shaft is arranged in the drying box, a lower hopper, a spiral plate and a disc are arranged on the hollow shaft, a driving motor and a connecting ring are arranged at one end of the hollow shaft, which is positioned outside the drying box, the connecting ring is communicated with the inner space of the hollow shaft, high-temperature and high-pressure steam is infused into the hollow shaft, condensate water is led out of the hollow shaft, the spiral plate and the disc are communicated with the inner space of the hollow shaft, the high-temperature and high-pressure steam flows through the spiral plate and the disc, materials on the spiral plate and the disc are heated at high temperature, so that moisture in the materials is evaporated, a feed pipe and a vacuum tube are arranged above the drying box, one end of the vacuum tube is connected with a separator, the separator is connected with a fan, and the separator separates moisture and impurities in gas from entering the external atmosphere to pollute the environment.
Description
Technical Field
The application relates to the technical field of drying, in particular to energy-saving and environment-friendly spiral type disc vacuum drying equipment.
Background
A mechanical device for reducing moisture in materials by using heat energy is a dryer, which is mainly used for evaporating and escaping the moisture in the materials by heating so as to obtain solid materials with certain moisture content, and the purpose of drying is to meet the requirements of material storage, use or processing. The working pressure is divided into normal pressure and reduced pressure, wherein the reduced pressure dryer is also called a vacuum dryer, and thus, the dryer is mainly divided into two types of normal pressure dryer and vacuum dryer.
When the existing vacuum drier is used for dehydrating and drying materials, the materials are always in a stacked form inside the equipment, so that the drying efficiency is low, the problem of low drying speed exists, and the existing vacuum drier cannot be used for scattering the materials effectively in the drying process, so that the materials are prevented from caking.
Disclosure of Invention
The application aims to provide energy-saving and environment-friendly spiral type disc vacuum drying equipment so as to solve the problems in the background technology.
In order to solve the technical problems, the application provides the following technical scheme: the utility model provides an energy-concerving and environment-protective spiral disc vacuum drying equipment, includes vacuum tube, separator, the import and the vacuum tube coupling of separator, the exit linkage fan of separator, vacuum drying equipment includes the drying cabinet, vacuum tube and inlet pipe are connected to the upper end of drying cabinet, the support is installed to the lower extreme of drying cabinet, and drying cabinet internally mounted has the hollow shaft, driving motor and gear box are installed to the lower extreme of support, the one end of gear box and driving motor and hollow shaft is connected, the one end outside cover of hollow shaft coupling gear box is equipped with the linking ring, linking ring is connected to the interior infusion steam of hollow shaft and is derived the comdenstion water in the hollow shaft, install down hopper, screw plate and disc on the hollow shaft, screw plate and disc and hollow shaft inner space intercommunication, the lower hopper is located the below of inlet pipe. The driving motor is controlled by the frequency converter to carry out variable frequency output, the driving motor drives the hollow shaft to rotate through the gear box, the hollow shaft drives the discharging hopper, the spiral plate and the disc to rotate, materials fall down in the discharging hopper, the materials fall on the spiral plate, the spiral plate utilizes heat provided by steam to heat the materials, moisture in the materials can be evaporated, the dried materials fall on the disc from the spiral plate, the disc spreads out the materials through centrifugal effect, the disc heats the materials again through heat provided by steam, the spread materials are evaporated after being heated, and the spread materials are convenient to be uniformly heated and evaporated.
The discharging hopper is of a pot-shaped structure, an inner plate is arranged inside the discharging hopper, a bulge is arranged in the middle of the inside of the discharging hopper, the top end of the bulge is located on the inner side of the inner plate, and a discharging pipe is arranged on the discharging hopper. The material in the inlet pipe falls into the lower hopper, and the hollow shaft drives the lower hopper to rotate, and under the centrifugal effect, the material flows out of the lower hopper through the discharge pipe. Because inner panel and bellied setting, when the material falls into down the hopper inside, the material is piled up in the inner panel, a small amount of material is piled up between inner panel and lower hopper inner wall, when hopper rotation down, under the centrifugal action, the material down on the inner panel hopper opening part motion, in the centrifugal action can hinder the material in the inner panel to get into down the space between hopper and the inner panel, after the material between hopper and the inner panel falls down from the discharging pipe, driving motor carries out variable frequency drive, change the rotational speed of hollow shaft, when the rotational speed of hollow shaft reduces, the material on the inner panel falls into the space between inner panel and the lower hopper, carry out the material and supplement. Through the frequency conversion output and the structural arrangement of the blanking hopper, the pulse type blanking of the materials is realized, and the large amount of materials are prevented from being piled together for blanking so as to reduce the drying efficiency.
The drying cabinet is inside installs the bulk bin in the position that is located the lower hopper below, the lower extreme of bulk bin rotates installs the bottom plate, the bottom plate is fixed with the hollow shaft, is provided with the passage on the bottom plate, the passage is located the screw plate top, bulk bin cavity and with hollow shaft inner space intercommunication. Bulk cargo fill is fixed inside the drying cabinet and does not move, and the blanking hopper rotates under the drive of hollow shaft, evenly spills the material on the bulk cargo fill through pulsed unloading mode, bulk cargo fill and hollow shaft inner space intercommunication, the hollow shaft is with high pressure high temperature steam infusion to the bulk cargo fill in to withdraw the comdenstion water, the bulk cargo fill heats the material through the heat that steam provided, improves the temperature of material, makes things convenient for the evaporation of moisture in the material. The bottom plate is hollow and is communicated with the inside of the hollow shaft, the bottom plate is communicated with the inner space of the bulk bin, steam provided by the hollow shaft is guided into the bulk bin, and condensed water formed in the bulk bin is guided back to the hollow shaft.
The spiral plate comprises a plurality of hollow half spiral plates, the half spiral plates are communicated with the inner space of the hollow shaft, the radian of each half spiral plate is pi, a plurality of half spiral plates are sequentially fixed on the hollow shaft from top to bottom, an included angle between every two adjacent half spiral plates is 180 degrees, trapezoidal guide plates are commonly arranged at one ends of every two adjacent half spiral plates, the longitudinal section of each guide plate is of a C shape, the width of one end of each guide plate with a large longitudinal section is equal to that of each half spiral plate, one end of each guide plate with a small longitudinal section is arranged at one side close to the center of the half spiral plate, one end of each guide plate with a large longitudinal section is connected with the half spiral plate located above, one end of each guide plate with a small longitudinal section is arranged on the half spiral plate located below, and a plurality of cutters are arranged at the upper ends of the inner sides of the guide plates. The spiral plate is driven by the hollow shaft to rotate, the bottom plate and the spiral plate synchronously rotate at the same speed, the half spiral plate moves along the outer side edge of the half spiral plate due to the centrifugal effect in the rotating process, when the material moves from the upper half spiral plate to the lower half spiral plate, the material moves downwards in a parabolic manner, contacts the material guide plate in the moving process, and the cutter above the material guide plate cuts and breaks up the bonded material; the material guiding plate guides the material by bending, and guides the material to the inner side edge of the lower half spiral plate, so that the material moves to the outer side edge again under the centrifugal action of the lower half spiral plate, and the material continuously rolls in the process of moving to the outer side edge. When the material moves to the lower extreme from half spiral plate upper end, carry out the axial and roll, when the material moves to outside edge from half spiral plate inboard edge, radially roll, structural setting through the spiral plate realizes that the material rolls on the spiral plate bidirectionally, makes the material be heated on the spiral plate more even, cuts, breaks up the material through the cutter simultaneously, has effectively prevented the bonding of material in the heating process, makes the whole of material be heated more even, and the dehydration drying effect is better.
The disc is located the below of screw plate, and the disc is hollow structure and communicates with the hollow shaft is inside, the disc upper end is provided with the recess, is provided with the convex surface in the outside of recess on the disc, the drying cabinet is inside to be provided with the collecting hopper in the below outside of disc, the inboard terminal surface of collecting hopper is including the cambered surface that is located the top and the plane that is located the below, the planar position of collecting hopper is provided with the platform corresponding on the disc, be provided with a plurality of beating material axles on the platform. The dehydrated material on the spiral plate falls into the groove of the disc, the material is thrown out of the groove under the centrifugal action, the thrown material is scattered on the convex surface, and the material is heated on the convex surface again, so that the water evaporated by the material cannot be spread on the convex surface to dehydrate and dry other materials. The materials sliding from the convex surface fall onto the collecting hopper, fall onto the bottom of the drying box through the collecting hopper, the beating shaft moves along with the disc, and hit the materials sliding on the collecting hopper, so that the materials which are agglomerated or bonded together are scattered.
The novel steam turbine is characterized in that a steam turbine and a lining are arranged in the disc, a cover plate is arranged at the upper end of the steam turbine, a bearing is arranged between the steam turbine and a hollow shaft, a plurality of air ejector tubes are arranged at the position, below the steam turbine, of the hollow shaft, a backflow port is arranged at the position, above the lining, of the hollow shaft, a blocking block is arranged between the air ejector tubes and the backflow port, the material beating shaft is rotatably arranged on the disc through a sealing plate, a sealing ring is arranged at the lower end of the steam turbine, a gear ring is arranged at the outer side of the sealing ring, a gear is arranged at one end, close to the gear ring, of the material beating shaft, the gear is meshed with the gear ring, and a plurality of tooth grooves are formed in the material beating shaft, which is arranged at the outer side of the disc. Because the blocking block is used for blocking the internal channel of the hollow shaft, steam flows into the disc from the air jet pipe and impacts the fan blade of the steam turbine, the steam turbine rotates on the hollow shaft through the bearing, after the steam heats the disc, the steam flows back into the hollow shaft again through the reflow opening, and in the rotating process of the steam turbine, the gear ring is driven to rotate through the sealing ring, so that the beating shaft rotates along with the revolution of the disc, and the beating performance of the beating shaft on materials and the scattering effect are improved. The lining is used for changing the flow path of steam, so that the steam flows along the inner wall of the disc, and the heat exchange effect between the steam and the disc is improved.
The lower extreme of convex surface is provided with the perpendicular section on the disc, and the disc is provided with the ascending tangent plane of slope inwards in the lower extreme of perpendicular section, a plurality of jet orifices have been seted up on the tangent plane, the plane of the directional collecting hopper of central line of jet orifice, the inside packing ring that has in the position inboard of tangent plane of disc, the position that corresponds the jet orifice on the packing ring is provided with the through-hole, and the position slidable mounting at the through-hole has sealed piston on the packing ring, sealed piston seals the through-hole, the inside lining upper end is provided with the annular, install the gasbag in the annular, install curved arc board corresponding to sealed piston's position on the gasbag, sealed piston is connected to the one end of arc board, be provided with gas storehouse and air pump in the inside lining, air pump one end and gas storehouse intercommunication, the gasbag is connected to the other end of air pump. When the whole drying box is required to be cleaned, clean water is infused into the drying box through the feeding pipe, the water falls into the grooves on the disc through the discharging hopper, the bulk hopper and the spiral plate, and then falls onto the collecting hopper through the convex surface under the centrifugal action; in the clearance in-process, air in the air pump extraction gas storehouse and instillation to the gasbag, make the gasbag inflation and drive the arc board and rise, sealed piston upwards moves under the drive of arc board, remove the shutoff to the through-hole, simultaneously, the inflation of gasbag seals the gap between inside lining and the disc inner wall, make steam pass through jet-out disc, steam jet is on the plane of collecting hopper, clear up remaining moisture and material piece on the collecting hopper plane, prevent that material piece from detaining on the collecting hopper, after the clearance is accomplished, the gasbag contracts under the extraction of air pump, air in the gasbag is got back to in the gas storehouse again, the arc board seals the through-hole again through sealed piston.
The inside condenser pipe that is provided with of hollow shaft, condenser pipe and bulk hopper, spiral plate and disc inner space intercommunication, condenser pipe and the cold water pipe intercommunication on the adapter ring, hollow shaft and the steam pipe intercommunication on the adapter ring.
The bulk cargo fill is inside to be provided with the baffle, the lower extreme laminating bottom plate of baffle, baffle and bottom plate sliding connection. In the process of rotating the bottom plate, the baffle pushes the material on the bottom plate into the material guide pipe.
The discharging plate is arranged at the bottom end inside the drying box, the discharging hole is formed in the bottom end of the drying box, and one end of the discharging plate is fixed with the hollow shaft. The dry materials sliding on the collecting hopper fall inside the drying box, and along with the rotation of the hollow shaft, the materials are pushed to the discharge port through the discharge plate, so that the discharging is realized.
Compared with the prior art, the application has the following beneficial effects:
1. when the material moves to the lower extreme from half spiral plate upper end, carry out the axial and roll, when the material moves to outside edge from half spiral plate inboard edge, radially roll, structural setting through the spiral plate realizes that the material rolls on the spiral plate bidirectionally, makes the material be heated on the spiral plate more even, cuts, breaks up the material through the cutter simultaneously, has effectively prevented the bonding of material in the heating process, makes the whole of material be heated more even, and the dehydration drying effect is better.
2. The steam is utilized to provide power for the rotation of the steam turbine, so that the beating shaft breaks up the dried material, the discharging effect of the dried material is improved, meanwhile, the flow of the steam is utilized to provide power for the rotation of the beating shaft, the driving source required to be additionally arranged is reduced, the cost is reduced, the energy consumption is reduced, and the energy conservation and the environmental protection are realized. According to the application, steam flows into the disc from the air ejector tube and impacts the fan blades of the steam turbine, so that the steam turbine rotates on the hollow shaft through the bearing, then the steam flows back into the hollow shaft again through the backflow port after heating the disc, and in the rotating process of the steam turbine, the sealing ring drives the gear ring to rotate, so that the material beating shaft rotates while following the revolution of the disc, and the beating performance and scattering effect of the material beating shaft on materials are improved.
Drawings
The accompanying drawings are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate the application and together with the embodiments of the application, serve to explain the application. In the drawings:
FIG. 1 is a front elevational view of the overall structure of the present application;
FIG. 2 is a schematic view of the interior of the drying oven of the present application;
FIG. 3 is a front cross-sectional view of the blanking hopper of the present application;
FIG. 4 is a front cross-sectional view of a bulk hopper of the present application;
FIG. 5 is a front view of the spiral plate of the present application;
FIG. 6 is a schematic diagram of the connection of a half spiral plate and a material guiding plate (the arrow direction in the figure is the material movement track);
FIG. 7 is a cross-sectional view of a disk of the present application;
FIG. 8 is a schematic view of the disk and collection hopper positions of the present application;
FIG. 9 is an enlarged partial view of area A of FIG. 7 in accordance with the present application;
fig. 10 is an enlarged partial view of region B of fig. 7 in accordance with the present application.
In the figure: 1. a drying box; 101. a feed pipe; 102. a vacuum tube; 103. a hollow shaft; 1031. a condensing tube; 1032. a gas lance; 104. discharging a hopper; 1041. an inner plate; 1042. a discharge pipe; 105. a bulk hopper; 1051. a baffle; 1052. a bottom plate; 106. a spiral plate; 1061. a half-spiral plate; 1062. a material guide plate; 1063. a cutter; 107. a disc; 1071. a groove; 1072. a fin; 1073. a lining; 1074. a steam turbine; 1075. a material beating shaft; 1076. an arc plate; 1077. a convex surface; 1078. an ejection port; 1079. an air bag; 1080. a gear ring; 108. a collecting hopper; 109. a discharge plate; 2. a bracket; 201. a gear box; 202. a linking ring; 3. a separator.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Referring to fig. 1 to 10, the present application provides the following technical solutions: the utility model provides an energy-concerving and environment-protective spiral disc vacuum drying equipment, includes vacuum tube 102, separator 3, and the import of separator 3 is connected with vacuum tube 102, and the exit linkage fan of separator 3, and the fan is through the gas that mixes with dust, suspended particles and other impurity in separator 3, vacuum tube 102 extraction drying cabinet 1, makes the drying cabinet 1 keep certain vacuum state, the dehydration of the material in the drying cabinet 1 of being convenient for. The separator separates moisture and impurities in the gas, prevents the gas from entering the external atmosphere to pollute the environment, and meets the environmental protection requirement in the drying process.
The vacuum drying equipment comprises a drying box 1, wherein the upper end of the drying box 1 is connected with a vacuum tube 102 and a feeding tube 101, a support 2 is arranged at the lower end of the drying box 1, a hollow shaft 103 is arranged in the drying box 1, a driving motor and a gear box 201 are arranged at the lower end of the support 2, the driving motor is controlled by a frequency converter to perform variable frequency output, and the gear box 201 is connected with the driving motor and one end of the hollow shaft 103.
The hollow shaft 103 is connected with one end of the gear box 201 and is sleeved with a connecting ring 202, the connecting ring 202 is connected with the hollow shaft 103 to infuse steam and guide out condensate water in the hollow shaft 103, the hollow shaft 103 is provided with a blanking hopper 104, a spiral plate 106 and a disc 107, the spiral plate 106 and the disc 107 are communicated with the inner space of the hollow shaft 103, and the blanking hopper 104 is positioned below the feeding pipe 101.
The hollow shaft 103 is internally provided with a condensation pipe 1031, the condensation pipe 1031 is communicated with the inner space of the bulk bin 105, the spiral plate 106 and the disc 107, the condensation pipe 1031 is communicated with a cold water pipe on the adapter ring 202, and the hollow shaft 103 is communicated with a steam pipe on the adapter ring 202.
A discharge plate 109 is arranged at the bottom end inside the drying oven 1, a discharge hole is formed in the bottom end of the drying oven 1, and one end of the discharge plate 109 is fixed with the hollow shaft 103. The dry materials sliding on the collecting hopper 108 fall inside the drying box 1, and along with the rotation of the hollow shaft 103, the materials are pushed to a discharge hole through the discharge plate 109, so that the discharging is realized.
The discharging hopper 104 is of a pot-shaped structure, an inner plate 1041 is arranged inside the discharging hopper 104, a bulge is arranged in the middle of the inside of the discharging hopper 104, the top end of the bulge is positioned on the inner side of the inner plate 1041, and a discharging pipe 1042 is arranged on the discharging hopper 104. The material in the feed pipe 101 falls into the discharge hopper 104, the hollow shaft 103 drives the discharge hopper 104 to rotate, and under the centrifugal effect, the material flows out of the discharge hopper 104 through the discharge pipe 1042.
The inside of the drying box 1 is provided with a bulk hopper 105 at a position below the discharging hopper 104, a ventilation through groove is arranged between the bulk hopper 105 and the inner wall of the drying box 1, the lower end of the bulk hopper 105 is rotatably provided with a bottom plate 1052, the bottom plate 1052 is fixed with the hollow shaft 103, the bottom plate 1052 is provided with a material guiding pipe, the material guiding pipe is positioned above the spiral plate 106, and the bulk hopper 105 is hollow and is communicated with the inner space of the hollow shaft 103. Inside the bulk bin 105 is provided with a baffle 1051, the lower end of the baffle 1051 is attached to the bottom plate 1052, and the baffle 1051 is slidably connected with the bottom plate 1052. During rotation of the bottom plate 1052, the baffle 1051 pushes material on the bottom plate 1052 into the feed conduit.
The bulk bin 105 is fixed in the drying box 1 and does not move, the blanking hopper 104 rotates under the drive of the hollow shaft 103, materials are uniformly scattered on the bulk bin 105 in a pulse blanking mode, the bulk bin 105 is communicated with the inner space of the hollow shaft 103, the hollow shaft 103 infuses high-pressure high-temperature steam into the bulk bin 105 and withdraws condensed water, the bulk bin 105 heats the materials through heat provided by the steam, the temperature of the materials is increased, and evaporation of water in the materials is facilitated. The bottom plate 1052 is hollow and communicates with the interior of the hollow shaft 103, the bottom plate 1052 communicates with the interior space of the bulk bin 105, the steam provided by the hollow shaft 103 is introduced into the bulk bin 105, and the condensate formed inside the bulk bin 105 is introduced back into the hollow shaft 103.
The spiral plate 106 comprises a plurality of hollow half spiral plates 1061, the half spiral plates 1061 are communicated with the inner space of the hollow shaft 103, the radian of each half spiral plate 1061 is pi, the plurality of half spiral plates 1061 are sequentially fixed on the hollow shaft 103 from top to bottom, an included angle between every two adjacent half spiral plates 1061 is 180 degrees, one ends of every two adjacent half spiral plates 1061, which are close to each other, are jointly provided with trapezoid guide plates 1062, the longitudinal section of each guide plate 1062 is C-shaped, the width of one end of each guide plate 1062 with a large longitudinal section is equal to the width of each half spiral plate 1061, one end of each guide plate 1062 with a small longitudinal section is arranged on one side close to the center of the half spiral plate 1061, one end of each guide plate 1062 with a large longitudinal section is connected with the half spiral plate 1061 located above, one end of each guide plate 1062 with a small longitudinal section is installed on the half spiral plate 1061 located below, and the upper end of the inner side of each guide plate 1062 is provided with a plurality of guide plates 1063.
The spiral plate 106 rotates under the drive of the hollow shaft 103, the bottom plate 1052 and the spiral plate 106 synchronously rotate at the same speed, the half spiral plate 1061 moves along the outer side edge of the half spiral plate 1061 due to the centrifugal effect in the rotating process, when the material moves from the upper half spiral plate 1061 to the lower half spiral plate 1061, the material moves downwards in a parabolic manner, contacts the material guide plate 1062 in the moving process, and a cutter above the material guide plate 1062 cuts and breaks up the adhered material; the material guiding plate 1062 guides the material by bending itself to the inner edge of the lower half spiral plate 1061, so that the material moves to the outer edge again under the centrifugal action of the lower half spiral plate 1061, and rolls continuously during the process of moving to the outer edge. When the material moves to the lower extreme from half spiral plate upper end, carry out the axial and roll, when the material moves to outside edge from half spiral plate inboard edge, radially roll, structural setting through the spiral plate realizes that the material rolls on the spiral plate bidirectionally, makes the material be heated on the spiral plate more even, cuts, breaks up the material through the cutter simultaneously, has effectively prevented the bonding of material in the heating process, makes the whole of material be heated more even, and the dehydration drying effect is better.
The disc 107 is located the below of screw plate 106, disc 107 is hollow structure and communicates with hollow shaft 103 is inside, disc 107 upper end is provided with recess 1071, a plurality of fins 1072 are installed to recess 1071 below, be provided with convex 1077 in the outside of recess 1071 on the disc 107, the inside collecting hopper 108 that is provided with in the below outside of disc 107 of drying cabinet 1, the inboard terminal surface of collecting hopper 108 is including the cambered surface that is located the top and the plane that is located the below, the epaxial position of corresponding collecting hopper 108 is provided with the platform on the disc 107, be provided with a plurality of beating material axles 1075 on the platform.
Disc 107 internally mounted has turbine 1074 and inside lining 1073, the apron is installed to turbine 1074's upper end, be provided with the bearing between turbine 1074 and the hollow shaft 103, the position that hollow shaft 103 is located turbine 1074 below is provided with a plurality of jet pipes 1032, hollow shaft 103 is provided with the back flow mouth in the position that is located inside lining 1073, hollow shaft 103 is inside to be provided with the sprue between jet pipe 1032 and the back flow mouth, beat the material axle 1075 and rotate through the closing plate and install on disc 107, the sealing ring is installed to turbine 1074's lower extreme, the ring gear 1080 is installed in the outside of sealing ring, beat the one end that material axle 1075 is close to ring gear 1080 is provided with the gear, the gear meshes with ring gear 1080, beat the material axle 1075 that is located the disc 107 outside and be provided with a plurality of tooth grooves.
Because the blocking blocks block the internal channel of the hollow shaft 103, steam flows into the disc 107 from the air jet pipe 1032 and impacts the fan blades of the steam turbine 1074, so that the steam turbine 1074 rotates on the hollow shaft 103 through the bearing, after the steam heats the disc 107, the steam flows back into the hollow shaft 103 again through the reflow opening, the steam turbine 1074 rotates, and in the process of rotating, the sealing ring drives the gear ring 1080 to rotate, so that the beating shaft 1075 rotates while following the revolution of the disc 107, and the beating performance and scattering effect of the beating shaft 1075 on materials are improved. The inner liner is used for changing the flow path of steam, so that the steam flows along the inner wall of the disc 107, the heat exchange effect between the steam and the disc 107 is improved, the heat exchange area between the fins 1072 and the steam is increased, and the heat exchange effect is improved.
The lower extreme of convex 1077 is provided with the vertical section on the disc 107, the disc 107 is provided with the ascending tangent plane of slope inwards in the lower extreme of vertical section, a plurality of jet ports 1078 have been seted up on the tangent plane, the central line of jet port 1078 points to the plane of collecting hopper 108, the inside packing ring that is filled in the position inboard of tangent plane of disc 107, the position that corresponds jet port 1078 on the packing ring is provided with the through-hole, sealing piston is installed in the position slidable of through-hole on the packing ring, sealing piston shutoff the through-hole, inside lining 1073 upper end is provided with the annular, install gasbag 1079 in the annular, install curved arc 1076 in the position that corresponds sealing piston on the gasbag 1079, sealing piston is connected to the one end of arc 1076, be provided with gas storehouse and air pump in the inside lining 1073, air pump one end and gas storehouse intercommunication, the gasbag is connected to the other end of air pump.
When the whole drying box 1 needs to be cleaned, fresh water is infused into the drying box 1 through the feeding pipe 101, the water falls into the grooves 1071 on the disc 107 through the discharging hopper 104, the bulk hopper 105 and the spiral plate 106, and then, the water flows on the collecting hopper 108 through the convex surface 1077 under the centrifugal action; in the cleaning process, the air pump pumps air in the air bin and infuses the air into the air bag 1079, so that the air bag 1079 expands and drives the arc plate 1076 to ascend, the sealing piston moves upwards under the drive of the arc plate 1076 to remove the blocking of the through hole, simultaneously, the expansion of the air bag 1079 seals a gap between the inner liner 1073 and the inner wall of the disc 107, steam is sprayed out of the disc 107 through the spraying opening 1078, the steam is sprayed onto the plane of the collecting hopper 108, residual moisture and material scraps on the plane of the collecting hopper 108 are cleaned, the material scraps are prevented from being detained on the collecting hopper 108, after the cleaning is completed, the air bag 1079 contracts under the pumping of the air pump, the air in the air bag 1079 returns into the air bin again, and the arc plate 1076 seals the through hole again through the sealing piston.
The working principle of the application is as follows: the material gets into down hopper 104 through inlet pipe 101, driving motor drives hollow shaft 103 through the gear box and rotates, hollow shaft 103 drives down hopper 104, spiral plate 106 and disc 107 are rotatory, the material falls down in hopper 104 down, the material falls on spiral plate 106, spiral plate 106 utilizes the heat that steam provided to heat the material, make the moisture in the material evaporate, the material that passes through the drying falls on disc 107 from spiral plate 106, disc 107 makes the material spread through the centrifugal action, disc 107 heats the material through the heat that steam provided once more, the material of spreading carries out the evaporation of moisture again after being heated, the material of spreading is convenient for evenly be heated and the evaporation of moisture.
When the material falls into the interior of the lower hopper 104, the material is piled up in the inner plate 1041, a small amount of material is piled up between the inner plate 1041 and the inner wall of the lower hopper 104, when the lower hopper 104 rotates, the material on the inner plate 1041 moves towards the opening of the lower hopper 104 under the centrifugal action, the centrifugal action can prevent the material in the inner plate 1041 from entering the space between the lower hopper 104 and the inner plate 1041, after the material between the lower hopper 104 and the inner plate 1041 falls from the discharging pipe 1042, the driving motor drives in a variable frequency manner, the rotating speed of the hollow shaft 103 is changed, when the rotating speed of the hollow shaft 103 is reduced, the material on the inner plate 1041 falls into the space between the inner plate 1041 and the lower hopper 104 for material supplement, and then the rotating speed of the hollow shaft 103 is lifted again.
The blanking hopper 104 rotates under the drive of the hollow shaft 103, uniformly scatters materials on the bulk material hopper 105 in a pulse blanking mode, the bulk material hopper 105 is communicated with the inner space of the hollow shaft 103, the hollow shaft 103 infuses high-pressure high-temperature steam into the bulk material hopper 105 and withdraws condensed water, the bulk material hopper 105 heats the materials through the heat provided by the steam, the temperature of the materials is increased, and the evaporation of water in the materials is facilitated. During rotation of the bottom plate 1052, the baffle 1051 pushes material from the bottom plate 1052 into the feed conduit, causing the material to fall onto the screw plate 106.
The spiral plate 106 rotates under the drive of the hollow shaft 103, the bottom plate 1052 and the spiral plate 106 synchronously rotate at the same speed, the half spiral plate 1061 moves along the outer side edge of the half spiral plate 1061 due to the centrifugal effect in the rotating process, when the material moves from the upper half spiral plate 1061 to the lower half spiral plate 1061, the material moves downwards in a parabolic manner, contacts the material guide plate 1062 in the moving process, and a cutter above the material guide plate 1062 cuts and breaks up the adhered material; the material guiding plate 1062 guides the material by bending itself to the inner edge of the lower half spiral plate 1061, so that the material moves to the outer edge again under the centrifugal action of the lower half spiral plate 1061, and rolls continuously during the process of moving to the outer edge. When the material moves to the lower extreme from half spiral plate upper end, carry out the axial and roll, when the material moves to outside edge from half spiral plate inboard edge, radially roll, through the structural setting of spiral plate, realize that the material rolls on the spiral plate bidirectionally, make the material be heated on the spiral plate more even, cut, break up the material through the cutter simultaneously, effectively prevented the bonding of material in the heating process.
The dehydrated material on the spiral plate 106 falls into the groove 1071 of the disc 107, the material is thrown out of the groove 1071 under the centrifugal action, the thrown material is scattered on the convex surface 1077, and the material is heated again on the convex surface 1077, so that the water evaporated from the material can not be spread on the convex surface 1077 to dehydrate and dry other materials. The material sliding off the convex surface 1077 falls onto the collecting hopper 108, falls into the bottom of the drying oven 1 through the collecting hopper 108, and the beating shaft 1075 follows the disc 107 and strikes the material sliding off the collecting hopper 108, so that the agglomerated or bonded material is scattered.
Steam flows into the disc 107 from the air jet pipe 1032 and impacts the fan blades of the steam turbine 1074, so that the steam turbine 1074 rotates on the hollow shaft 103 through a bearing, then, the steam flows back into the hollow shaft 103 again through a backflow port after heating the disc 107, and in the rotating process of the steam turbine 1074, the gear ring 1080 is driven to rotate through the sealing ring, so that the material beating shaft 1075 rotates while revolving along with the disc 107, and the beating performance and scattering effect of the material beating shaft 1075 on materials are improved.
The finally dried material slides from the collecting hopper 108 and falls into the drying box 1, and along with the rotation of the hollow shaft 103, the material is pushed to a discharge hole through the discharge plate 109, so that the discharging is realized.
When the whole drying box 1 needs to be cleaned, fresh water is infused into the drying box 1 through the feeding pipe 101, the water falls into the grooves 1071 on the disc 107 through the discharging hopper 104, the bulk hopper 105 and the spiral plate 106, and then, the water flows on the collecting hopper 108 through the convex surface 1077 under the centrifugal action; in the cleaning process, the air pump pumps air in the air bin and infuses the air into the air bag 1079, so that the air bag 1079 expands and drives the arc plate 1076 to ascend, the sealing piston moves upwards under the drive of the arc plate 1076 to remove the blocking of the through hole, simultaneously, the expansion of the air bag 1079 seals a gap between the inner liner 1073 and the inner wall of the disc 107, steam is sprayed out of the disc 107 through the spraying opening 1078, the steam is sprayed onto the plane of the collecting hopper 108, residual moisture and material scraps on the plane of the collecting hopper 108 are cleaned, the material scraps are prevented from being detained on the collecting hopper 108, after the cleaning is completed, the air bag 1079 contracts under the pumping of the air pump, the air in the air bag 1079 returns into the air bin again, and the arc plate 1076 seals the through hole again through the sealing piston.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present application, and the present application is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present application has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (7)
1. The utility model provides an energy-concerving and environment-protective spiral disc vacuum drying equipment, includes vacuum tube (102), separator (3), the import and the vacuum tube (102) of separator (3) are connected, and the export of separator (3) is connected fan, its characterized in that: the vacuum drying equipment comprises a drying box (1), wherein the upper end of the drying box (1) is connected with a vacuum tube (102) and a feeding tube (101), a support (2) is arranged at the lower end of the drying box (1), a hollow shaft (103) is arranged in the drying box (1), a driving motor and a gear box (201) are arranged at the lower end of the support (2), the gear box (201) is connected with one end of the driving motor and one end of the hollow shaft (103), a connecting ring (202) is sleeved outside one end of the hollow shaft (103) connected with the gear box (201), the connecting ring (202) is connected with the hollow shaft (103) to infuse steam and guide out condensed water in the hollow shaft (103), a discharging hopper (104), a spiral plate (106) and a disc (107) are arranged on the hollow shaft (103), the spiral plate (106) and the disc (107) are communicated with the inner space of the hollow shaft (103), and the discharging hopper (104) is positioned below the feeding tube (101).
The spiral plate (106) comprises a plurality of hollow half spiral plates (1061), the half spiral plates (1061) are communicated with the inner space of the hollow shaft (103), the radian of each half spiral plate (1061) is pi, the plurality of half spiral plates (1061) are sequentially fixed on the hollow shaft (103) from top to bottom, an included angle between every two adjacent half spiral plates (1061) is 180 degrees, trapezoid material guide plates (1062) are jointly arranged at the ends of the adjacent half spiral plates (1061) close to each other, the longitudinal section of each material guide plate (1062) is C-shaped, the width of one end of each material guide plate (1062) with a large longitudinal section is equal to the width of each half spiral plate (1061), one end of each material guide plate (1062) with a small longitudinal section is arranged at one side close to the center of each half spiral plate (1061) and connected with the corresponding half spiral plate (1061) above, and a plurality of cutters (1063) are arranged at the inner sides of the material guide plates (1062);
the drying box is characterized in that the disc (107) is located below the spiral plate (106), the disc (107) is of a hollow structure and is communicated with the inside of the hollow shaft (103), a groove (1071) is formed in the upper end of the disc (107), a convex surface (1077) is formed in the outer side of the groove (1071) on the disc (107), a collecting hopper (108) is arranged in the drying box (1) and located on the outer side of the lower portion of the disc (107), the inner side end face of the collecting hopper (108) comprises an arc face located above and a plane located below, a platform is arranged on the disc (107) corresponding to the plane of the collecting hopper (108), and a plurality of beating shafts (1075) are arranged on the platform;
the novel steam turbine is characterized in that a steam turbine (1074) and a lining (1073) are mounted in the disc (107), a cover plate is mounted at the upper end of the steam turbine (1074), a bearing is arranged between the steam turbine (1074) and a hollow shaft (103), a plurality of air injection pipes (1032) are arranged at the position, located below the steam turbine (1074), of the hollow shaft (103), a backflow port is arranged at the position, located above the lining (1073), of the hollow shaft (103), a blocking block is arranged between the air injection pipes (1032) and the backflow port in the hollow shaft (103), a material beating shaft (1075) is mounted on the disc (107) in a rotating mode through a sealing plate, a sealing ring is mounted at the lower end of the steam turbine (1074), a gear ring (1080) is mounted at the outer side of the sealing ring, one end, close to the gear ring gear (1080), of the material beating shaft (1075) is meshed with the gear ring gear (1080), and a plurality of tooth grooves are formed in the material beating shaft (1075) located at the outer side of the disc (107).
2. The energy-saving and environment-friendly spiral type disc vacuum drying equipment as claimed in claim 1, wherein: the discharging hopper (104) is of a pot-shaped structure, an inner plate (1041) is arranged inside the discharging hopper (104), a bulge is arranged in the middle of the inside of the discharging hopper (104), the top end of the bulge is located on the inner side of the inner plate (1041), and a discharging pipe (1042) is arranged on the discharging hopper (104).
3. An energy-saving and environment-friendly spiral type disc vacuum drying device as claimed in claim 2, wherein: the drying oven is characterized in that a bulk hopper (105) is arranged in the drying oven (1) at a position below the blanking hopper (104), a bottom plate (1052) is rotatably arranged at the lower end of the bulk hopper (105), the bottom plate (1052) is fixed with the hollow shaft (103), a material guide pipe is arranged on the bottom plate (1052), the material guide pipe is arranged above the spiral plate (106), and the bulk hopper (105) is hollow and is communicated with the inner space of the hollow shaft (103).
4. The energy-saving and environment-friendly spiral type disc vacuum drying equipment as claimed in claim 1, wherein: the lower end of the upper convex surface (1077) of the disc (107) is provided with a vertical section, the lower end of the vertical section of the disc (107) is internally provided with an inclined upward tangent plane, the tangent plane is provided with a plurality of jet ports (1078), the central line of each jet port (1078) points to the plane of the collecting hopper (108), the inner side of the position of the tangent plane in the disc (107) is filled with a gasket, the position of the gasket corresponding to the jet port (1078) is provided with a through hole, the sealing piston is slidably mounted at the position of the through hole on the gasket, the sealing piston is used for plugging the through hole, an annular groove is formed in the upper end of the inner liner (1073), an air bag (1079) is mounted in the annular groove, an arc-shaped arc plate (1076) is mounted at the position, corresponding to the sealing piston, of the air bag (1079), one end of the arc plate (1076) is connected with the sealing piston, an air bin and an air pump are arranged in the inner liner (1073), one end of the air pump is communicated with the air bin, and the other end of the air pump is connected with the air bag.
5. An energy-saving and environment-friendly spiral type disc vacuum drying device as claimed in any one of claims 1 to 4, wherein: the inside condenser pipe (1031) that is provided with of hollow shaft (103), condenser pipe (1031) and bulk cargo fill (105), screw plate (106) and disc (107) inner space intercommunication, condenser pipe (1031) and the cold water pipe intercommunication on adapter ring (202), hollow shaft (103) and the steam pipe intercommunication on adapter ring (202).
6. An energy-saving and environment-friendly spiral type disc vacuum drying device as claimed in claim 3, wherein: the bulk cargo hopper (105) is internally provided with a baffle plate (1051), the lower end of the baffle plate (1051) is attached to the bottom plate (1052), and the baffle plate (1051) is in sliding connection with the bottom plate (1052).
7. The energy-saving and environment-friendly spiral type disc vacuum drying equipment as claimed in claim 1, wherein: the discharging plate (109) is arranged at the bottom end inside the drying box (1), a discharging hole is formed in the bottom end of the drying box (1), and one end of the discharging plate (109) is fixed with the hollow shaft (103).
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|---|---|---|---|
| CN202310963818.2A CN116678197B (en) | 2023-08-02 | 2023-08-02 | Energy-saving environment-friendly spiral type disc vacuum drying equipment |
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|---|---|---|---|
| CN202310963818.2A CN116678197B (en) | 2023-08-02 | 2023-08-02 | Energy-saving environment-friendly spiral type disc vacuum drying equipment |
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| CN116678197A CN116678197A (en) | 2023-09-01 |
| CN116678197B true CN116678197B (en) | 2023-09-29 |
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| CN116678197A (en) | 2023-09-01 |
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