CN102230722A - Cyclone drying and solvent recycling system - Google Patents
Cyclone drying and solvent recycling system Download PDFInfo
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- CN102230722A CN102230722A CN2011101626979A CN201110162697A CN102230722A CN 102230722 A CN102230722 A CN 102230722A CN 2011101626979 A CN2011101626979 A CN 2011101626979A CN 201110162697 A CN201110162697 A CN 201110162697A CN 102230722 A CN102230722 A CN 102230722A
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- 238000001035 drying Methods 0.000 title claims abstract description 67
- 239000002904 solvent Substances 0.000 title claims abstract description 51
- 238000004064 recycling Methods 0.000 title abstract 4
- 239000000428 dust Substances 0.000 claims abstract description 19
- 238000009833 condensation Methods 0.000 claims description 42
- 230000005494 condensation Effects 0.000 claims description 42
- 239000007788 liquid Substances 0.000 claims description 30
- 230000008676 import Effects 0.000 claims description 22
- 239000012530 fluid Substances 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 8
- 238000005406 washing Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 238000012856 packing Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 18
- 238000004062 sedimentation Methods 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 239000012065 filter cake Substances 0.000 abstract description 4
- 239000000843 powder Substances 0.000 abstract description 3
- 238000003756 stirring Methods 0.000 abstract description 3
- 238000005243 fluidization Methods 0.000 abstract 2
- 239000002131 composite material Substances 0.000 abstract 1
- 230000007547 defect Effects 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- 239000006072 paste Substances 0.000 abstract 1
- 239000002002 slurry Substances 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 24
- 230000000694 effects Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000000498 cooling water Substances 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 238000013467 fragmentation Methods 0.000 description 3
- 238000006062 fragmentation reaction Methods 0.000 description 3
- 239000011261 inert gas Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
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Abstract
The invention discloses a cyclone drying and solvent recycling system, which is provided with a drying host machine, a bag-type dust removing device, a draught fan, a composite condensing device, a blower, a heater and a filter, wherein the upper part of the machine body cavity of the drying host machine is provided with an air current guide piece; the air current guide piece comprises a core pipe and a spiral band fixed on the core pipe; a spiral groove serves as a spiral air current channel; the back end of the spiral air current channel is communicated with a sedimentation chamber; the edge of the upper half part of the spiral band is fixed on the inner wall of the machine body cavity; the lower part of the machine body cavity is provided with a pair of stirring shafts; and each stirring shaft is provided with multiple pairs of paddle shoveling plates and coulters. By adopting the cyclone drying and solvent recycling system, the application range of fluidization drying is expanded, paste, slurry, particle, powder and filter cake materials can be dried, and crushing and drying are completed in one dryer. The volume drying intensity of the cyclone drying and solvent recycling system is far higher than that of ordinary fluidization drying equipment, the final water content can be lowered to an extremely low value in one drying host machine, and the defect of strict requirement for air current material drying on the initial water content of a material is overcome.
Description
Technical field
The present invention relates to spiral-flow type drying and solvent recovering system.
Background technology
China Patent No. is that 200820037835.4 utility model patent specification discloses the sealed hollow blade drying machine of a kind of twin shaft, it comprises the housing of strap clamp cover, the section of housing is the W type, the two ends of housing are provided with end cap, be provided with loam cake above the housing chuck, be provided with two hollow shafts between the end cap, two hollow shafts lay respectively in two grooves of W type, hollow shaft is provided with hollow blade, and two hollow shafts connect by gear; Hollow shaft is provided with the hollow paddle, and the top of loam cake is provided with steam (vapor) outlet, and the left end of loam cake is provided with charging aperture, and the right-hand member of housing chuck is provided with discharging opening, and the end of hollow shaft is provided with swivel joint.Above-mentioned hollow blade drying machine adopts heat carrier to be divided into chuck and the hollow paddle that two-way enters housing respectively, transmits heat by housing and hollow paddle to material.China Patent No. is that 200420081974.9 utility model patent specification discloses a kind of colter formula combination drying machine, comprises the rotating shaft of a transmission mechanism and and described transmission mechanism interlock; Described rotating shaft is provided with cylindrical shell, colter and the fly knife device of strap clamp cover, offer first inlet and first outlet of charging aperture and the discharging opening and the heat carrier of powder body on the described cylindrical shell, described rotating shaft is a hollow shaft, at least be provided with a hollow blade unit that is communicated with the axle center on it, on described hollow shaft, also be provided with second inlet and second outlet of heat carrier.Above-mentioned colter formula combination drying machine adopts heat carrier to be divided into chuck and the hollow shaft that two-way enters cylindrical shell respectively, transmits heat by the cylinder inboard wall and the hollow paddle of strap clamp cover to material, and material reaches the purpose of mixing under the effect of colter and fly knife device simultaneously.Above-mentioned two utility models all are to adopt heat exchange pattern that material is carried out drying, so drying capacity is subjected to the restriction of metallic walls heat transfer area, and also complicated on the structure.China Patent No. is that 200520076519.4 utility model patent specification discloses a kind of closed cycle fluidized drying device, comprise drier, deduster, blower fan, hot filtration apparatus and connecting line, the hot gas import of described drier is connected with the outlet of the hot gas of hot filtration apparatus, and the gas feed of hot filtration apparatus links to each other with the blower fan outlet; The hot gas outlet of drier links to each other with the deduster import, and the deduster outlet links to each other with the hot gas import of condenser, and the cold air outlet of condenser links to each other with the blower fan import, and the solvent outlet of condenser links to each other with the solvent basin.Fluidized drying generally is the convection drying that is unsuitable for filter cake shape or caking materials, and the condensation effect of above-mentioned closed cycle fluidized drying device treats further raising.
Summary of the invention
The objective of the invention is to propose a kind of widely applicable, spiral-flow type drying and solvent recovering system that volume dry tenacity Gao Bingneng reclaims solvent effectively.
For achieving the above object, the present invention takes following technical scheme.Spiral-flow type drying and solvent recovering system that the present invention proposes have main drying, bag-type dust collector, air-introduced machine, combined type condensation device, pressure fan, heater, filter; Described main drying has the body by frame support, the top in body chamber is provided with air flow guide, the space of air flow guide rear side is the spin chamber, air flow guide comprises core pipe and the hurricane band that is fixed on the core pipe, Luo Gou then becomes the helical form gas channel, the rear end of helical form gas channel communicates with expansion chamber, the first half edge of hurricane band is fixed on the inwall in body chamber, the bottom in body chamber is provided with a pair of shaft, every shaft is by the pair of bearings seat supports that is fixed on the frame, two shafts pass through the transmission mechanism driven rotary by a motor that is arranged on engine body exterior, every shaft is provided with some to the blade flight, also be provided with and blade flight colter at interval in the front portion of shaft, the setting of blade flight and colter is corresponding with the spiral shell ditch of hurricane band, the head of blade flight and colter stretches into Luo Gouzhong, the left side of underpart, on the right inwall and the front portion of corresponding shaft is provided with broken combination cutter, the dry-heat air import that the front bulkhead of body is provided with charging aperture and communicates with the helical form gas channel, one feed arrangement is connected with above-mentioned charging aperture, the aft bulkhead of body is provided with the humid gas outlet, and the bottom, rear end of body is provided with discharging opening; The humid gas outlet of described main drying is connected with the air inlet of described bag-type dust collector by first pipeline, the air outlet of bag-type dust collector is connected with the hot blast import of described combined type condensation device by second pipeline, described air-introduced machine is serially connected in second pipeline, the cold wind outlet of combined type condensation device is connected with described pressure fan by the 3rd pipeline, pressure fan is connected with described heater, heater is connected with described filter, and filter is connected by the dry-heat air import of the 4th pipeline and described main drying.
The body upper of described main drying is a circular arc, and the bottom is a W shape.
Described broken combination cutter comprises motor, crushing cutter shaft and is arranged on broken cutter on the crushing cutter shaft, connected by shaft coupling between the axle of motor and the crushing cutter shaft.
Described combined type condensation device comprises condensing tower and solvent cooler, be respectively condensation chamber, washing chamber and fluid reservoir from top to bottom in the tower of described condensing tower, be provided with some groups of bend pipe condenser pipes in the condensation chamber, be provided with liquid distributor and packing layer in the washing chamber, the hot blast import of described combined type condensation device is arranged on the tower body position on the corresponding fluid reservoir of condensing tower top, the cold wind outlet of described combined type condensation device is arranged on condensing tower tower body top, also is provided with solvent outlet and plasma discharge mouth on the tower body of condensing tower on the position of corresponding fluid reservoir; Described solvent cooler has solvent loop exit, solvent loop head, the solvent loop exit of solvent cooler is communicated with the liquid distributor of condensing tower by the 5th pipeline, the 5th pipeline is provided with circulating pump, and the solvent outlet of condensing tower is connected with the solvent loop head of solvent cooler.
Described combined type condensation device comprises inner fin pipe bundle condenser, gas-liquid separator and liquid collecting jar, be provided with shell and tube cooler in the liquid collecting jar, above-mentioned condenser and gas-liquid separator are connected on the liquid collecting jar and with the liquid collecting jar and communicate, the hot blast import of described combined type condensation device is arranged on the top of condenser, and the cold wind outlet of described combined type condensation device is arranged on the top of gas-liquid separator.
The present invention has following good effect: 1, the present invention has enlarged the scope of application of fluidized drying, except that paste, pulpous state, graininess, granular material are carried out the drying, also applicable to the drying of bulk filter cake, adopt interior colter of main drying and broken cutter with the fragmentation of bulk filter cake material, overcome the shortcoming that fluid bed can't fluidized press cake, in a drying machine, finished fragmentation and drying.2, the present invention adopts convection type to transmit heat, utilize the drying medium of heat directly to contact with wet stock, air-flow moves in the shape of a spiral in the main drying, with the mixing of materials of being kicked up by mechanical force, do the strong stream of kicking and move, heat and mass is violent, and the volume dry tenacity is far above common fluidized drying equipment, can in a main drying, whole moisture content be dropped to utmost point low value, overcome the pneumatic conveying drying material shortcoming strict the first moisture content of material.3, main drying exit wind speed is low, and the sedimentation in the spin chamber of most of dust is discharged by drawing mechanism, and the tail gas dust content is low, and back level tails dedusting pressure is little.4, the native system treating capacity is big, and single device output is higher than existing fluidizing apparatus far away.5, owing to adopt closed system, can prevent leaking of material dust and solvent steam, reclaim solvent effectively by condensation.6, the present invention adopts combined type condensation device, particularly comprises cleaning dust in the combined type condensation device, thus native system efficiency of dust collection height, and condenser, heater are less scaling.Dry gas after the condenser dehumidifying offers main drying, favourable raising drying efficiency after heating.
Description of drawings
Fig. 1 is the configuration diagram of embodiment 1.
Fig. 2 is the main drying diagrammatic sketch.
Fig. 3 is the scheme of installation of colter and broken cutter in the main drying.
Fig. 4 is the scheme of installation of blade flight in the main drying.
Fig. 5 is the schematic diagram of broken cutter (omission motor).
Fig. 6 is the schematic diagram of the blade of broken cutter.
Fig. 7 is to being that Fig. 9 is the schematic diagram of colter.
Figure 10 is a combined type condensation apparatus structure diagrammatic sketch.
Figure 11 is the liquid distributor diagrammatic sketch of combined type condensation device.
Figure 12 is the combined type condensation apparatus structure diagrammatic sketch of embodiment 2.
The specific embodiment
See Fig. 1 to Figure 11, present embodiment has main drying 1, bag-type dust collector 2, air-introduced machine 3, combined type condensation device 4, pressure fan 5, heater 6, filter 7.
Described main drying 1 has the body 1-1 that is supported by frame 1-10, and the body upper of described main drying 1 is a circular arc, and the bottom is a W shape.The top in body chamber is provided with air flow guide 1-2, and the space that the body chamber is in air flow guide 1-2 rear side is the 1-f of spin chamber.Air flow guide 1-2 comprises core pipe 1-2-1 and the hurricane band 1-2-2 that is fixed on the core pipe 1-2-1, Luo Gou then becomes helical form gas channel 1-e, the rear end of helical form gas channel 1-e communicates with expansion chamber 1-f, and the first half edge of air flow guide 1-2 by hurricane band 1-2-2 is fixed on the inwall in body chamber and is fixed.
The bottom in body chamber is provided with a pair of shaft 1-3, two groove settings of the respectively corresponding W shape of two shaft 1-3 bottom, body 1-1 is stretched out at the two ends of shaft 1-3, be provided with dynamic sealing device 1-9 between shaft 1-3 and the body 1-1, shaft 1-3 is supported by the pair of bearing 1-11 that is fixed on the frame 1-10, two shaft 1-3 are driven by transmission mechanism 1-8 by a motor 1-7 who is arranged on engine body exterior and do rotation in opposite directions, every shaft 1-3 is provided with some to blade flight 1-4, blade flight 1-4 on the two shaft 1-3 shifts to install, and the blade flight in the rotary course on the two shaft 1-3 is cross-shaped.Also be provided with colter 1-5 at interval with blade flight 1-4 in the front portion of shaft 1-3, the setting of blade flight 1-4 and colter 1-5 is corresponding with the spiral shell ditch 1-e of hurricane band 1-2-2, the lift angle of the quantity of blade flight 1-4 and colter 1-5 and hurricane band 1-2-2 connects each other, and the lift angle of hurricane band 2-2 just the quantity of blade flight 4 and colter 5 set as the case may be.The head of blade flight 1-4 and colter 1-5 stretches among the spiral shell ditch 1-e.On the left and right inwall of body 1-1 bottom and the front portion of corresponding shaft 1-3 is provided with broken cutter 1-6, described broken cutter 1-6 comprises motor 1-6-1, crushing cutter shaft 1-6-3 and is arranged on 3 on the crushing cutter shaft 1-6-3 broken cutter 1-6-6, connect by shaft coupling 1-6-2 between the axle of motor 1-6-1 and the crushing cutter shaft 1-6-3, shaft coupling 1-6-2 connects end cap 1-6-4 and seal cover 1-6-5, crushing cutter shaft 1-6-6 is by the supporting of the bearing in shaft coupling 1-6-2 and the end cap 1-6-4, and each is rotated broken cutter 1-6 by driven by motor.The front bulkhead of body 1-1 is provided with charging aperture and dry-heat air import 1-a, and a feed arrangement 8 is connected with above-mentioned charging aperture, and dry-heat air import 1-a communicates with the helical form gas channel.The aft bulkhead of body 1-1 is provided with humid gas outlet 1-b, and the bottom, rear end of body 1-1 is provided with discharging opening 1-c, and discharging opening 1-c is provided with drawing mechanism 1-13.
The bottom of described bag-type dust collector 2 is provided with discharging opening, and discharging opening is provided with two butterfly valve discharger 2-1.
Described combined type condensation device 4 comprises condensing tower 4-1 and solvent cooler 4-2, be respectively condensation chamber 4-1-a, the 4-1-b of washing chamber and fluid reservoir 4-1-c from top to bottom in the tower of described condensing tower 4-1, be provided with some groups of finned bend pipe condenser pipe 4-1-1 in the condensation chamber 4-1-a, be provided with liquid distributor 4-1-2 and plastics many-sided ball packing layer 4-1-3 in the 4-1-b of washing chamber, liquid distributor 4-2 is by being responsible for 4-2-1 and somely forming perpendicular to the arm 4-2-2 that is responsible for 4-2-1, and person in charge 4-2-1 and arm 4-2-2 are provided with hole for water spraying.Cooling water among the above-mentioned bend pipe condenser pipe 4-1-1 is provided by the external refrigeration water circle device.The hot blast import 4-j of described combined type condensation device 4 is arranged on the tower body position on the corresponding fluid reservoir 4-1-c of condensing tower 4-1 top, the cold wind outlet 4-h of described combined type condensation device 4 is arranged on condensing tower 4-1 tower body top, also is provided with solvent outlet 4-1-f and plasma discharge mouth 4-1-g on the tower body of condensing tower 4-1 on the position of corresponding fluid reservoir 4-1-c.The solvent that is deposited in condensing tower 4-1 bottom pulp is discharged by plasma discharge mouth 4-1-g.Have shell and tube condenser in the described solvent cooler 4-2, housing is provided with solvent loop exit 4-2-a, solvent loop head 4-2-b, cooling water inlet 4-2-c, coolant outlet 4-2-d and unnecessary solvent outlet 4-2-e.Cooling water is provided by the external refrigeration water circle device.The solvent loop exit 4-2-a of solvent cooler 4-2 is communicated with the liquid distributor 4-1-2 of condensing tower 4-1 by the 5th pipeline 15, the 5th pipeline 15 is provided with circulating pump 4-3, the solvent loop head 4-2-b of solvent cooler 4-2 is connected with the solvent of condensing tower 4-1 outlet 4-1-f, realizes the circulation of solvent.
The humid gas outlet 1-b of described main drying 1 is connected with the air inlet of described bag-type dust collector 2 by first pipeline 11, the air outlet of bag-type dust collector 2 is connected with the hot blast import 4-j of described combined type condensation device 4 by second pipeline 12, described air-introduced machine 3 is serially connected in second pipeline 12, the cold wind outlet 4-h of combined type condensation device 4 is connected with described pressure fan 5 by the 3rd pipeline 13, pressure fan 5 is connected with described heater 6, heater 6 is connected with described filter 7, and filter 7 is connected by the dry-heat air import 1-a of the 4th pipeline 14 and described main drying 1.On second pipeline 12, be provided with inert gas replenishment valve 16, be provided with exhaust-valve 17, on the 3rd pipeline 13, be provided with and catch up with oxygen valve 18 at the hot blast import 4-j place of condensing tower 4-1.
During the native system operation, adopt inert gas shielding, circular flow in closed system.Material carries out fragmentation by two shafts and stirs behind feed arrangement input main drying, and under the effect that colter, blade flight and combined crushing cutter combine, material is broken, kicks up.Under the effect of gas cyclone, the material of kicking up fully mixes with hot blast, strong heat exchange takes place, by mechanical material sedimentation in hot blast of kicking up, mix with wet stock then, kicked up again, material constantly flows to discharge end under the effect of mechanical force and wind-force, because the sectional area of the 1-f of spin chamber is greater than the sectional area of helical form gas channel 1-e, wind enters the 1-f of spin chamber from helical form gas channel 1-e, wind speed reduces, and the sedimentation in the spin chamber of most of dust is discharged by drawing mechanism 1-13 at last.Humid gas is delivered to bag-type dust collector 2 by humid gas outlet 1-b, and the powder sedimentation after bag-type dust collector 2 separates is collected through two butterfly valve discharger 2-1.Gas is sent into combined type condensation device 4 through air-introduced machine 3, through washing the dry and cold gas of condensed not dust-laden, and the pressure fan 5 of flowing through, heater 6, filter 7, the heated drying air import 1-a by main drying 1 enters in the chamber of main drying 1.
The difference of embodiment 2 and embodiment 1, combined type condensation device 4 differences of taking are seen Figure 12, combined type condensation device 4 tool inner fin pipe bundle condenser 4-4, gas-liquid separator 4-5 and liquid collecting jar 4-6 are provided with shell and tube cooler 4-7 in the liquid collecting jar 4-6.Above-mentioned inner fin pipe bundle condenser 4-4 and gas-liquid separator 4-5 are connected liquid collecting jar 4-6 and upward and with liquid collecting jar 4-6 communicate, the hot blast import 4-j of described combined type condensation device 4 is arranged on the top of condenser 4-4, and the cold wind outlet 4-h of described combined type condensation device 4 is arranged on the top of gas-liquid separator 4-5.Liquid collecting jar 4-6 is provided with rectifying column.
Claims (5)
1. spiral-flow type drying and solvent recovering system have main drying (1), bag-type dust collector (2), air-introduced machine (3), combined type condensation device (4), pressure fan (5), heater (6), filter (7); It is characterized in that: described main drying (1) has the body (1-1) that is supported by frame (1-10), the top in body chamber is provided with air flow guide (1-2), the space that the body chamber is in air flow guide (1-2) rear side is spin chamber (1-f), air flow guide (1-2) comprises core pipe (1-2-1) and is fixed on hurricane band (1-2-2) on the core pipe (1-2-1), Luo Gou (1-e) then becomes helical form gas channel (1-e), the rear end of helical form gas channel (1-e) communicates with expansion chamber (1-f), the first half edge of hurricane band (1-2-2) is fixed on the inwall in body chamber, the bottom in body chamber is provided with a pair of shaft (1-3), every shaft (1-3) is supported by the pair of bearing (1-11) that is fixed on the frame (1-10), two shafts (1-3) pass through transmission mechanism (1-8) driven rotary by a motor (1-7) that is arranged on engine body exterior, every shaft (1-3) is provided with some to blade flight (1-4), also be provided with and blade flight (1-4) colter (1-5) at interval in the front portion of shaft (1-3), the setting of blade flight (1-4) and colter (1-5) is corresponding with the Luo Gou (1-e) of hurricane band (1-2-2), the head of blade flight (1-4) and colter (1-5) stretches among the Luo Gou (1-e), the left side of body (1-1) bottom, on the right inwall and the front portion of corresponding shaft (1-3) is provided with broken combination cutter (1-6), the dry-heat air import (1-a) that the front bulkhead of body (1-1) is provided with charging aperture and communicates with the helical form gas channel, one feed arrangement (8) is connected with above-mentioned charging aperture, the aft bulkhead of body (1-1) is provided with humid gas outlet (1-b), and the bottom, rear end of body (1-1) is provided with discharging opening (1-c); The humid gas outlet (1-b) of described main drying (1) is connected with the air inlet of described bag-type dust collector (2) by first pipeline (11), the air outlet of bag-type dust collector (2) is connected with the hot blast import (4-j) of described combined type condensation device (4) by second pipeline (12), described air-introduced machine (3) is serially connected in second pipeline (12), the cold wind outlet (4-h) of combined type condensation device (4) is connected with described pressure fan (5) by the 3rd pipeline (13), pressure fan (5) is connected with described heater (6), heater (6) is connected with described filter (7), and (1-a) is connected in the dry-heat air import of filter (7) by the 4th pipeline (14) and described main drying (1).
2. spiral-flow type drying according to claim 1 and solvent recovering system is characterized in that: the body upper of described main drying (1) is a circular arc, and the bottom is a W shape.
3. spiral-flow type drying according to claim 1 and solvent recovering system, it is characterized in that: described broken combination cutter (1-6) comprises motor (1-6-1), crushing cutter shaft (1-6-3) and is arranged on broken cutter (1-6-5) on the crushing cutter shaft (1-6-3), motor (1-6-1) spool and crushing cutter shaft (1-6-3) between connect by shaft coupling (1-6-2).
4. spiral-flow type drying according to claim 1 and solvent recovering system, it is characterized in that: described combined type condensation device (4) comprises condensing tower (4-1) and solvent cooler (4-2), be respectively condensation chamber (4-1-a) from top to bottom in the tower of described condensing tower (4-1), washing chamber (4-1-b) and fluid reservoir (4-1-c), be provided with some groups of bend pipe condenser pipes (4-1-1) in the condensation chamber (4-1-a), be provided with liquid distributor (4-1-2) and packing layer (4-1-3) in the washing chamber (4-1-b), the hot blast import (4-j) of described combined type condensation device (4) is arranged on the tower body position on the corresponding fluid reservoir of condensing tower (4-1) (4-1-c) top, the cold wind outlet (4-h) of described combined type condensation device (4) is arranged on condensing tower (4-1) tower body top, also is provided with solvent outlet (4-1-f) and plasma discharge mouth (4-1-g) on the tower body of condensing tower (4-1) on the position of corresponding fluid reservoir (4-1-c); Described solvent cooler (4-2) has solvent loop exit (4-2-a), solvent loop head (4-2-b), the solvent loop exit (4-2-a) of solvent cooler (4-2) is communicated with the liquid distributor (4-1-2) of condensing tower (4-1) by the 5th pipeline (15), the 5th pipeline (15) is provided with circulating pump (4-3), and the solvent outlet (4-1-f) of condensing tower (4-1) is connected with the solvent loop head (4-2-b) of solvent cooler (4-2).
5. spiral-flow type drying according to claim 1 and solvent recovering system, it is characterized in that: described combined type condensation device (4) comprises inner fin pipe bundle condenser (4-4), gas-liquid separator (4-5) and liquid collecting jar (4-6), be provided with shell and tube cooler (4-7) in the liquid collecting jar (4-6), above-mentioned condenser (4-4) and gas-liquid separator (4-5) are connected liquid collecting jar (4-6) and upward and with liquid collecting jar (4-6) communicate, the hot blast import (4-j) of described combined type condensation device (4) is arranged on the top of condenser (4-4), and the cold wind outlet (4-h) of described combined type condensation device (4) is arranged on the top of gas-liquid separator (4-5).
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| CN 201110162697 CN102230722B (en) | 2011-06-16 | 2011-06-16 | Cyclone drying and solvent recycling system |
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| CN 201110162697 CN102230722B (en) | 2011-06-16 | 2011-06-16 | Cyclone drying and solvent recycling system |
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Cited By (5)
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| CN104165505A (en) * | 2012-03-16 | 2014-11-26 | 陆文光 | Multifunctional dryer system and working method of multifunctional dryer system |
| CN106152741A (en) * | 2016-06-30 | 2016-11-23 | 禹州市远大塑料电器有限责任公司 | Quartz stone drying device |
| CN106403526A (en) * | 2016-12-02 | 2017-02-15 | 郑州经度知识产权代理服务有限公司 | Air-circulation type uniformly-heating AES resin drying device |
| CN106513143A (en) * | 2016-11-10 | 2017-03-22 | 广东顺德泰冰制冷科技有限公司 | Closed-loop powder paint production system |
| CN106595227A (en) * | 2016-11-28 | 2017-04-26 | 安德里茨（中国）有限公司 | Ammonium chloride drying and cooling system and process |
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