Rollingscratchboarddrier
Technical field
This utility model relates to a kind of Rollingscratchboarddrier.
Background technology
Rollingscratchboarddrier is heat transfer rotation within one, and the liquid material or slurry being attached to cylinder body outer wall is carried out continuous drying equipment.Operationally, the cylinder of rotation passes through bottom hopper to Rollingscratchboarddrier, sticks thick material film, heat is delivered to inner wall of rotary drum by pipeline, then is transmitted to cylinder outer wall, and conduction feed film further, make the moisture in material film evaporate, dehumidification, material is dried.Dried material is placed in the scraper of cylinder surface and shovels from cylinder, falls into discharging opening, and concentrates, packs.Rollingscratchboarddrier cloth is uniform, the bed of material is thin, thermograde is big, heat utilization efficiency is high, is widely used in the fields such as chemical industry, dyestuff, pharmacy, food, metallurgy, yeast.
Existing Rollingscratchboarddrier operates the most at ambient pressure, causes the temperature that solid-liquid separation process needs are higher, and energy loss is huge, and the damage to machine itself is the most very serious.
Utility model content
This utility model provide a kind of for solid-liquid separation Rollingscratchboarddrier, described Rollingscratchboarddrier includes: vacuum equipment, rotary drum body, rotary shaft, power set, feed liquid dish, scraper and material slag collection device;Described rotary drum body and described rotary shaft are coaxial, and described rotary shaft connects described power set;Described rotary drum body includes inner core and urceolus, and described inner core and urceolus are coaxial;Described feed liquid dish is positioned at the lower section of described rotary drum body;Described rotary drum body, feed liquid dish and scraper are respectively positioned in described vacuum equipment.
A preferred technical scheme of the present utility model, described vacuum equipment includes a gas outlet, and described gas outlet passes through a condenser, connects a collection and confinement of gases tank;Described gas outlet is preferably placed at the top of described vacuum equipment.Described vacuum equipment can be a vacuum (-tight) housing.
Typically, for the Rollingscratchboarddrier of vacuum operation of the present utility model, it gathers materials and blowing is to carry out simultaneously, needing during aggregate bin blowing to stop operation, so operate, material can not be continuous drying, the interruption of activity duration, causing material performance to differ, and the time spends many, energy loss is big.
In a preferred technical scheme of the present utility model, by the further improvement to material slag collection device, it is possible to achieve discharging while rewinding so that the uninterrupted time service of Rollingscratchboarddrier.
A preferred technical scheme of the present utility model, described material slag collection device includes material slag entrance, material slag passage, upper valve, material slag collection bucket and the lower valve being sequentially connected with.Described material slag entrance is positioned at the top of described material slag collection device, is connected with described material slag passage.Described material slag collection bucket is provided with pressure-regulating valve door and vacuum conditions valve.Described material slag entrance is positioned at the bottom of described scraper, for making the material slag scraped be fallen in described material slag collection device by described material slag entrance.During Rollingscratchboarddrier work, upper valve is in opening state, when needs discharging, valve is closed in pass, opens pressure-regulating valve door, admits air in material slag collection bucket, open lower valve, then in material slag collection bucket, air pressure slowly balances with the external world, and the material slag in material slag collection bucket is moved out simultaneously, after material slag is discharged, close lower valve, open vacuum conditions valve simultaneously, evacuation, make the air pressure in material slag collection bucket identical with air pressure in material slag passage, then open valve, continue to collect material slag;By the regulation to two regulation valves, it is possible to achieve discharging while rewinding, it is achieved the uninterrupted time service of Rollingscratchboarddrier;Whole discharge process typically continues 5-10min, and while discharging, Rollingscratchboarddrier is in continuous firing state.
Vacuum scraper drying machine is high to sealing requirements, but sealing member can not take fixing dead mode, and otherwise, expanding with heat and contract with cold in machine operation easily causes poor sealing and the loss of machine itself.A preferred technical scheme of the present utility model, has been also carried out sealing member improving.A preferred technical scheme of the present utility model, described vacuum equipment is tightly connected by sealing device with described rotary shaft.One fixing device is set in described rotary shaft.Described sealing device is between the sidewall of described fixing device and described vacuum equipment.The preferred mechanically-sealing apparatus of described sealing device.Do not contact between described mechanically-sealing apparatus with described rotary shaft.Described fixing device can be arranged in described rotary shaft by welding.Described fixing device is preferably perpendicular to described rotary shaft.This utility model arranges this sealing device, makes machine body will not make vacuum equipment good seal because of expanding with heat and contract with cold and poor sealing.
For general scraper drier, material is too long for standing time in material disc, easily causes layering, migrating over time, upper materials water content sharply increases, and lower floor's material solid-to-liquid ratio is more and more higher, make the parameter constant of dry run, cause finished product water content to differ.And in a preferred technical scheme of the present utility model, by the further improvement to scraper drier so that material is evenly distributed in feed liquid dish, and finished product quality increases substantially.
A preferred technical scheme of the present utility model, described Rollingscratchboarddrier also includes that a feed liquid agitating device, described feed liquid agitating device include agitator and stirring gear.Described agitator is positioned at the top of described feed liquid dish, and does not preferably contact with described feed liquid dish, for the stirring of described feed liquid.Described stirring gear is connected with described rotary shaft.In the rotary shaft of the both sides that described stirring gear and described power set lay respectively at described rotary drum body.Described stirring gear is connected with described agitator by stirrer gear drum.Described agitator is preferably parallel to the bottom of described feed liquid dish.The two ends of described rotary drum body are provided with tool seal head.
It is said that in general, the conduction oil in scraper drier, flow between inner/outer tube, to ensure that the temperature of rotary drum body reaches the requirement of solid-liquid separation.But in the equipment of routine, usually heating temperature uneven between inner/outer tube so that drying effect is unsatisfactory.A preferred technical scheme of the present utility model, by the further improvement between inner/outer tube so that conduction oil uniformly trickles, and heating temperature is uniform, and drying effect improves.
A preferred technical scheme of the present utility model, between inner core and the urceolus of described rotary drum body, is provided with deflector.Described deflector is preferably spiral deflector, forms spiral oil guide groove.
A preferred technical scheme of the present utility model, described scraper is positioned at the lower section of described rotary drum body.Described scraper is preferably copper coin scraper.Described scraper is placed on described rotary drum body by erecting.Described scraper uses multistage blade reduplicative forms, slitless connection between adjacent knife blades.
A preferred technical scheme of the present utility model, described power set include motor, reductor and gear.The gear of described power set is connected with described rotary shaft.
A preferred technical scheme of the present utility model, draw ratio 0.6-2.6 of described rotary drum body, preferably 0.8-2, further preferred 1.0-1.5;The a length of 1.5-5m of described rotary drum body, preferably 2-2.5m.
Rollingscratchboarddrier of the present utility model, may be used for industry solid-liquid separation, is particularly well-suited to extract the process collecting volatizable material from containing the solvable or system of indissoluble inorganic salt.From the solution system containing 1,5-pentanediamine salt, such as extract 1,5-pentanediamine.Containing 1, in the fermentation liquid of 5-pentanediamine salt or enzymatic conversion liquid, pentanediamine is typically presented in salt (such as the sulfate of pentanediamine, hydrochlorate, carbonate, phosphate, dicarboxylate etc.), after being added thereto to alkali (such as sodium hydroxide, calcium hydroxide, calcium oxide), the pentanediamine salt in solution is changed into pentanediamine and inorganic salt or dicarboxylate.Now the solution system containing free state pentanediamine just can use Rollingscratchboarddrier of the present utility model to carry out the extraction of pentanediamine.And energy loss is few during Shi Yonging, drying time is short;And good sealing effect, machine itself will be caused to be lost because expanding with heat and contract with cold;Heating temperature is uniform, and drying effect is good, and whole process can remain good heat and mass efficiency;Can uninterrupted operation continuously, and in the most uninterrupted operation process, material remains steady statue, will not be layered or cause material solid-to-liquid ratio drastically to change, and is suitable for large-scale industrial production.
Accompanying drawing explanation
Fig. 1 is the structural representation of the Rollingscratchboarddrier of an embodiment of the present utility model.
Fig. 2 is the structural representation of the Rollingscratchboarddrier of an embodiment of the present utility model.
Fig. 3 is the structural representation of the Rollingscratchboarddrier of an embodiment of the present utility model.
Fig. 4 is the structural representation of the Rollingscratchboarddrier of an embodiment of the present utility model.
Fig. 5 is the structural representation of the Rollingscratchboarddrier of an embodiment of the present utility model.
Fig. 6 is the structural representation of the Rollingscratchboarddrier of an embodiment of the present utility model.
Detailed description of the invention
Embodiment this utility model feature will describe the most in detail with the exemplary embodiment of advantage.Iting should be understood that this utility model can have various changes on different embodiments, it is all without departing from scope of the present utility model, and explanation therein and be shown in and be substantially treated as purposes of discussion, and is not used to limit this utility model.
Embodiment 1
Rollingscratchboarddrier, as Figure 1-3, including vacuum equipment 9, rotary drum body 1(draw ratio 1.5), rotary shaft 2, power set 8(include motor, reductor and gear), feed liquid dish 3, scraper 14 and material slag collection device 7;
Rotary drum body 1, feed liquid dish 3 and scraper 14 are respectively positioned in vacuum equipment 9, the gas outlet 91 of vacuum equipment 9, by a condenser, connect a collection and confinement of gases tank;
Rotary drum body 1 and rotary shaft 2 are coaxial, and rotary shaft 2 is connected with power set 8;Feed liquid dish 3 is positioned at the lower section of rotary drum body 1;The two ends of rotary drum body 1 are provided with mechanical seal head;
Rotary drum body 1: include that inner core 10 and urceolus 11, inner core 10 and urceolus 11 are coaxial;
Material slag collection device 7: material slag collection device 7 includes material slag entrance 70, material slag passage 71, upper valve 72, material slag collection bucket 75 and the lower valve 76 being sequentially connected with;Material slag entrance 70 is positioned at the bottom expecting that the material slag entrance 70 of slag collection device 7 is positioned at scraper 14, for making the material slag scraped be fallen in material slag collection device 7 by material slag entrance 70.During Rollingscratchboarddrier work, upper valve 72 is in opening state, when needs discharging, valve is closed in pass, open pressure-regulating valve door 74, admit air in material slag collection bucket 75, open lower valve 76 simultaneously, then in material slag collection bucket 75, air pressure slowly balances with the external world, material slag in material slag collection bucket 75 is moved out, after material slag is discharged, close lower valve 76, open vacuum conditions valve 73 simultaneously, evacuation, make the air pressure in material slag collection bucket identical with air pressure in material slag passage, then open valve 72, continue to collect material slag;By the regulation to two regulation valves, it is possible to achieve discharging while rewinding, it is achieved the uninterrupted time service of Rollingscratchboarddrier;Whole discharge process typically continues 5-10min, and while discharging, Rollingscratchboarddrier is in continuous firing state;
Scraper 14 is positioned at a side-lower of rotary drum body 1, and scraper 14 is copper coin scraper, uses multistage blade reduplicative forms, slitless connection between adjacent knife blades;Scraper 14 is placed on rotary drum body 1 by erecting.
Embodiment 2
Rollingscratchboarddrier, as in Figure 2-4, including vacuum equipment 9, rotary drum body 1(draw ratio 1.7), rotary shaft 2, power set 8(include motor, reductor and gear), feed liquid dish 3, scraper 14 and material slag collection device 7;
Rotary drum body 1, feed liquid dish 3 and scraper 14 are respectively positioned in vacuum equipment 9, the gas outlet 91 of vacuum equipment 9, by a condenser, connect a collection and confinement of gases tank;
Rotary drum body 1 and rotary shaft 2 are coaxial, and rotary shaft 2 is connected with power set 8;Feed liquid dish 3 is positioned at the lower section of rotary drum body 1;The two ends of rotary drum body 1 are provided with mechanical seal head;
Rotary drum body 1: include that inner core 10 and urceolus 11, inner core 10 and urceolus 11 are coaxial;
Material slag collection device 7: material slag collection device 7 includes material slag entrance 70, material slag passage 71, upper valve 72, material slag collection bucket 75 and the lower valve 76 being sequentially connected with;Material slag entrance 70 is positioned at the top of material slag collection device 7;Material slag collection bucket 75 is provided with pressure-regulating valve door 74 and vacuum conditions valve 73;Material slag entrance 70 is positioned at the bottom of scraper 14, for making the material slag scraped be fallen in material slag collection device 7 by material slag entrance 70.During Rollingscratchboarddrier work, upper valve 72 is in opening state, when needs discharging, valve is closed in pass, open pressure-regulating valve door 74, admit air in material slag collection bucket 75, open lower valve 76 simultaneously, then in material slag collection bucket 75, air pressure slowly balances with the external world, material slag in material slag collection bucket 75 is moved out, after material slag is discharged, close lower valve 76, open vacuum conditions valve 73 simultaneously, evacuation, make the air pressure in material slag collection bucket identical with air pressure in material slag passage, then open valve 72, continue to collect material slag;By the regulation to two regulation valves, it is possible to achieve discharging while rewinding, it is achieved the uninterrupted time service of Rollingscratchboarddrier;Whole discharge process typically continues 5-10min, and while discharging, Rollingscratchboarddrier is in continuous firing state;
Vacuum equipment 9 is tightly connected by mechanically-sealing apparatus 101 with rotary shaft 2;A fixing device 102 is welded in rotary shaft 2;Fixing device 102 is perpendicular to rotary shaft 2;Mechanically-sealing apparatus 101 is between fixing device 102 and vacuum equipment 9;This mechanically-sealing apparatus, makes machine body will not make vacuum equipment good seal because of expanding with heat and contract with cold and poor sealing;
Scraper 14 is positioned at a side-lower of rotary drum body 1, and scraper 14 is copper coin scraper, uses multistage blade reduplicative forms, slitless connection between adjacent knife blades;Scraper 14 is placed on rotary drum body 1 by erecting.
Embodiment 3
Rollingscratchboarddrier, as shown in Fig. 3,5,6, including vacuum equipment 9, rotary drum body 1(draw ratio 1.3), rotary shaft 2, power set 8(include motor, reductor and gear), feed liquid dish 3, scraper 14 and material slag collection device 7;
Rotary drum body 1, feed liquid dish 3 and scraper 14 are respectively positioned in vacuum equipment 9, the gas outlet 91 of vacuum equipment 9, by a condenser, connect a collection and confinement of gases tank;
Rotary drum body 1 and rotary shaft 2 are coaxial, and rotary shaft 2 is connected with power set 8;Feed liquid dish 3 is positioned at the lower section of rotary drum body 1;The two ends of rotary drum body 1 are provided with mechanical seal head;
Rotary drum body 1: include that inner core 10 and urceolus 11, inner core 10 and urceolus 11 are coaxial;Between inner core 10 and urceolus 11, it is provided with spiral deflector 12, forms spiral oil guide groove;
Material slag collection device 7: material slag collection device 7 includes material slag entrance 70, material slag passage 71, upper valve 72, material slag collection bucket 75 and the lower valve 76 being sequentially connected with;Material slag entrance 70 is positioned at the top of material slag collection device 7;Material slag collection bucket 75 is provided with pressure-regulating valve door 74 and vacuum conditions valve 73;Material slag entrance 70 is positioned at the bottom of scraper 14, for making the material slag scraped be fallen in material slag collection device 7 by material slag entrance 70.During Rollingscratchboarddrier work, upper valve 72 is in opening state, when needs discharging, valve is closed in pass, open pressure-regulating valve door 74, admit air in material slag collection bucket 75, open lower valve 76 simultaneously, then in material slag collection bucket 75, air pressure slowly balances with the external world, material slag in material slag collection bucket 75 is moved out, after material slag is discharged, close lower valve 76, open vacuum conditions valve 73 simultaneously, evacuation, make the air pressure in material slag collection bucket identical with air pressure in material slag passage, then open valve 72, continue to collect material slag;By the regulation to two regulation valves, it is possible to achieve discharging while rewinding, it is achieved the uninterrupted time service of Rollingscratchboarddrier;Whole discharge process typically continues 5-10min, and while discharging, Rollingscratchboarddrier is in continuous firing state;
Vacuum equipment 9 is tightly connected by mechanically-sealing apparatus 101 with rotary shaft 2;A fixing device 102 is welded in rotary shaft 2;Fixing device 102 is perpendicular to rotary shaft 2;Mechanically-sealing apparatus 101 is between the sidewall of fixing device 102 and vacuum equipment 9;This mechanically-sealing apparatus, makes machine body will not make vacuum equipment good seal because of expanding with heat and contract with cold and poor sealing;
Feed liquid agitating device: feed liquid agitating device includes agitator 5 and stirring gear 4;Agitator 5 is positioned at the top of feed liquid dish 3, is parallel to the bottom of feed liquid dish 3, and does not contacts with feed liquid dish 3, for the stirring of feed liquid;Stirring gear 4 is connected with rotary shaft 2;In the rotary shaft 2 of the both sides that stirring gear 4 lays respectively at rotary drum body 1 with power set 8;Stirring gear 4 is connected with agitator 5 by stirrer gear drum 6;
Scraper 14 is positioned at a side-lower of rotary drum body 1, and scraper 14 is copper coin scraper, uses multistage blade reduplicative forms, slitless connection between adjacent knife blades;Scraper 14 is placed on rotary drum body 1 by erecting.