Utility model content
The purpose of this utility model is to provide a kind of drug fluid-bed drying cuber and cutting agency thereof, to solve the problems of the technologies described above.
Technical problem to be solved in the utility model realizes by the following technical solutions:
A kind of drug fluid-bed drying cuber, it is characterized in that: the cylindrical shell comprising drying and granulating machine, the top of described cylindrical shell is negative pressure chamber, the middle part of described cylindrical shell is spray drying chamber, the bottom of described cylindrical shell is supplies room, and described supplies room lower end is arranged on hot air chamber, and described negative pressure chamber connects induced draught system, described hot air chamber connects air inlet system, and the sidewall of described spray drying chamber is provided with charging aperture;
Be provided with automatically clear powder, wiper mechanism between described negative pressure chamber and spray drying chamber, this mechanism is made up of the jet pipe of filter screen, scraping blade, hollow shaft, band nozzle and reducing motor, and hollow shaft is longitudinally arranged in cylindrical shell, and with cylindrical shell coaxial line; Described filter screen is horizontally placed in cylindrical shell, and negative pressure chamber and spray drying chamber is separated; Described hollow shaft lower end is passed filter screen and is connected with scraping blade, and scraping blade contacts with filter screen; Described jet pipe be horizontally disposed with filter screen on, and to be connected with the part of hollow shaft more than filter screen; Described hollow shaft upper end passes from negative pressure chamber, and is connected with the reducing motor that negative pressure chamber upper end is arranged, and described hollow shaft upper end also connects outside water route and gas circuit; Described filter screen is made up of sieve tray, filter cloth and snap ring, described filter cloth is coated on sieve tray upper surface, snap ring is stuck in the edge of sieve tray, and by edge, filter cloth is fixed, sieve tray is equipped with bar shaped screen hole, bar shaped screen hole is arranged along the radial direction of sieve tray, and the lower surface of sieve tray is provided with projection, and projection is arranged along the edge of bar shaped screen hole; Described scraping blade comprises scraper plate and is fixed on the shell fragment of scraper plate upper end, and this shell fragment contacts with sieve tray lower surface, and corresponding with bar shaped screen hole; Scraping blade is by reducing motor by hollow shaft driven rotary, and in scraping blade rotary course, shell fragment slides on sieve tray lower surface, when shell fragment falls into bar shaped screen hole, can produce elasticity impact, reach the object removing powder to the filter cloth of bar shaped screen hole upper end; Hollow shaft connects water route and gas circuit, can carry out purge by jet pipe to filter screen.
Bottom supplies room with in hot air chamber, cutting agency is set, described cutting agency comprises the first rotating shaft, the second rotating shaft, the first valve plate, the second valve plate and windage wooden dipper, described first rotating shaft and the second rotating shaft level are installed on the centre position bottom supplies room, described first rotating shaft is fixedly connected with the first valve plate, described second rotating shaft is fixedly connected with the second valve plate, by a pair meshed transmission gear between described first rotating shaft and the second rotating shaft, described windage wooden dipper is made up of choke wooden dipper body and the wooden dipper bar being connected to choke wooden dipper body one end, and described wooden dipper bar is fixedly connected with the first rotating shaft; Also comprise the blast pipe be arranged in hot air chamber, blast pipe is provided with heater; Described choke wooden dipper body is arranged at the air outlet place of blast pipe;
Automatic discharger is provided with in hot air chamber, automatic discharger comprises broach hopper, broach hopper lower end connects discharge nozzle, discharge nozzle connects the sidewall of storage tank, the top of described storage tank connects induced draught system, top in described storage tank is staggeredly equipped with several deep beads, and the air outlet place that described storage tank top connects induced draught system is provided with worry cover, considers cover for taper.
Material particles falls in broach hopper from supplies room, material particles in broach hopper is sucked in storage tank by discharge nozzle by negative pressure, storage tank top connects induced draught system and makes to produce in storage tank negative pressure, gas in storage tank is continued in discharge process, material particles deposits in storage tank bottom, the deep bead that storage tank internal upper part is arranged can change the flow direction of air-flow in storage tank, air-flow is in the process of flip-flop flow direction, the material particles wherein carried can strike deep bead under effect of inertia, material particles is made to fall to storage tank bottom, material particles is avoided to be brought into induced draught system by air-flow, the worry cover that the air outlet place that storage tank top connects induced draught system is arranged is taper, consider cover and can carry out last filtration together to material particles, thorough prevention material particles enters induced draught system, consider cover and be arranged to the incoming air area that taper can increase worry cover, reduce and consider cover by the possibility blocked completely, material particles is convenient in taper simultaneously.
Described supplies room is small top and big bottom pyramidal structure.
Described induced draught system comprises induced duct and the air-introduced machine being connected induced duct.
Described charging aperture comprises material inlet and adhesive import.
After material enters from charging aperture, comprise raw material and adhesive, also progressively molecule is become in the indoor boiling of spraying dry, when material be bonded into granular size meet the demands time, stop spraying into material, the particle of spraying dry indoor continues fluidized drying, gas in negative pressure chamber is constantly discharged by induced draught system, negative pressure is formed in negative pressure chamber, hot blast upwards fills in hot air chamber, the material of spraying dry indoor is seethed with excitement, and complete drying, after drying, induced draught system stops extracting the gas in negative pressure chamber, hot air chamber stops filling into hot blast, dried material particles is assembled in supplies room, cutting agency is opened, material particles is discharged by automatic discharger.
Another object of the present utility model is:
A kind of cutting agency of drug fluid-bed drying cuber is provided, comprise the cylindrical shell of fluidized drying pelletizer, the top of cylindrical shell is negative pressure chamber, middle part is spray drying chamber, bottom is supplies room, it is characterized in that: described supplies room lower end is arranged on hot air chamber, described cutting agency is arranged on bottom supplies room with in hot air chamber, comprise the first rotating shaft, second rotating shaft, first valve plate, second valve plate and windage wooden dipper, described first rotating shaft and the second rotating shaft level are installed on the centre position bottom supplies room, described first rotating shaft is fixedly connected with the first valve plate, described second rotating shaft is fixedly connected with the second valve plate, by a pair meshed transmission gear between described first rotating shaft and the second rotating shaft, described windage wooden dipper is made up of choke wooden dipper body and the wooden dipper bar being connected to choke wooden dipper body one end, described wooden dipper bar is fixedly connected with the first rotating shaft, also comprise the blast pipe be arranged in hot air chamber, blast pipe is provided with heater, described choke wooden dipper body is arranged at the air outlet place of blast pipe.
Described supplies room is small top and big bottom pyramidal structure.
Described first rotating shaft and the second shaft parallel are arranged.
Hot gas is blown in hot air chamber by blast pipe, continuing to be blown in the process of hot blast, the thermal current at the mouth of pipe (air outlet) place can produce thrust to choke wooden dipper body, thrust passes to the first rotating shaft by wooden dipper bar, make the first axis of rotation, first rotating shaft passes to the second rotating shaft by gear, makes the second axis of rotation; First rotating shaft drives the first valve plate upset, makes the first valve plate be in closure state, and the second rotating shaft drives the second valve plate upset, makes the second valve plate be in closing device; When blast pipe stops being blown into hot blast, choke wooden dipper body loses the thrust of thermal current, and the first valve plate and the second valve plate then under gravity, overturn downwards, are in open mode, and the material particles in supplies room is fallen in automatic discharger.
The beneficial effects of the utility model are:
The utility model has the function of automatically clear powder and cleaning, can ensure to have good air permeability in the course of the work, improves granulation qualification rate and to different preparation adaptability; Also be provided with cutting agency, drug fluid-bed drying cuber can be made to have the function of automatic discharging, solve that current existing equipment discharging is inconvenient, discharging efficiency is low, the problem of poor working environment, improve automaticity and sanitary index.
Detailed description of the invention
The technological means realized to make the utility model, creation characteristic, reach object and effect is easy to understand, below in conjunction with specific embodiments and the drawings, further elaboration the utility model, but following embodiment is only preferred embodiment of the present utility model, and not all.Based on the embodiment in embodiment, those skilled in the art under the prerequisite not making creative work obtain other embodiment, all belong to protection scope of the present invention.
As Figure 1-3,
A kind of drug fluid-bed drying cuber, comprise the cylindrical shell of drying and granulating machine, the top of cylindrical shell is negative pressure chamber 1, the middle part of cylindrical shell is spray drying chamber 2, the bottom of cylindrical shell is supplies room 4, and supplies room 4 lower end is arranged on hot air chamber 5, and negative pressure chamber 1 connects induced draught system 8, hot air chamber 5 connects air inlet system 9, the sidewall of spray drying chamber 2 is provided with charging aperture 3;
Be provided with automatically clear powder, wiper mechanism 9 between negative pressure chamber 1 and spray drying chamber 2, this mechanism is made up of the jet pipe 98 of filter screen, scraping blade, hollow shaft 92, band nozzle and reducing motor 91, and hollow shaft 92 is longitudinally arranged in cylindrical shell, and with cylindrical shell coaxial line; Filter screen is horizontally placed in cylindrical shell, and is separated in negative pressure chamber 1 and spray drying chamber 2; Hollow shaft 92 lower end is passed filter screen and is connected with scraping blade, and scraping blade contacts with filter screen; Jet pipe 98 be horizontally disposed with filter screen on, and to be connected with the part of hollow shaft 92 more than filter screen; Hollow shaft 92 upper end passes from negative pressure chamber 1, and is connected with the reducing motor 91 that negative pressure chamber 1 upper end is arranged, and hollow shaft 92 upper end also connects outside water route and gas circuit; Filter screen is made up of sieve tray 93, filter cloth 94 and snap ring 95, filter cloth 94 is coated on sieve tray 93 upper surface, snap ring 95 is stuck in the edge of sieve tray 93, and by edge 95, filter cloth 94 is fixed, sieve tray 93 is equipped with bar shaped screen hole, bar shaped screen hole is arranged along the radial direction of sieve tray, and the lower surface of sieve tray 93 is provided with projection, and projection is arranged along the edge of bar shaped screen hole; Scraping blade comprises scraper plate 96 and is fixed on the shell fragment 97 of scraper plate 96 upper end, and this shell fragment 97 contacts with sieve tray 93 lower surface, and corresponding with bar shaped screen hole;
Bottom supplies room 4 with in hot air chamber 5, cutting agency 6 is set, cutting agency 6 comprises the first rotating shaft 63, second rotating shaft 62, first valve plate 64, second valve plate 61 and windage wooden dipper, first rotating shaft 63 and the second rotating shaft 62 level are installed on the centre position bottom supplies room 4, and the first rotating shaft 63 and the second rotating shaft 62 be arranged in parallel, first rotating shaft 63 is fixedly connected with the first valve plate 64, second rotating shaft 62 is fixedly connected with the second valve plate 61, by a pair gear 65 engaged transmission between first rotating shaft 63 and the second rotating shaft 62, windage wooden dipper is made up of choke wooden dipper body 67 and the wooden dipper bar 66 being connected to choke wooden dipper body 67 one end, wooden dipper bar 66 is fixedly connected with the first rotating shaft 63, also comprise and be arranged at blast pipe in hot air chamber 5, blast pipe 51 is provided with heater 52, choke wooden dipper body 67 is arranged at the mouth of pipe place of blast pipe 51,
Automatic discharger 7 is provided with in hot air chamber 5, automatic discharger 7 comprises broach hopper 71, broach hopper 71 lower end connects discharge nozzle 72, discharge nozzle 72 connects the sidewall of storage tank 73, the top of storage tank 73 connects induced draught system 8, top in storage tank 73 is staggeredly equipped with several deep beads 74, and the air outlet place that storage tank 73 top connects induced draught system 8 is provided with worry cover 75, considers cover 75 for taper.
More than show and describe general principle of the present utility model, principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and description is only preference of the present utility model; be not used for limiting the utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.