CN206045438U - A medicinal spray dryer - Google Patents

Abstract

The utility model relates to a medicinal spray dryer, which comprises a drying chamber, an atomizer, an air inlet pipe, a liquid inlet pipe, a cyclone separator and a wet dust collector. The atomizer is installed on the top of the drying chamber. The atomizer is connected with the liquid storage tank through the feed pipe, the screw pump is installed on the feed pipe, one end of the air inlet pipe extends into the drying chamber, and the other end of the air inlet pipe is connected to the air filter. The cover is connected, one end of the liquid inlet pipe extends into the drying chamber from below, the other end of the liquid inlet pipe is connected with the water tank, and several rotating nozzles are installed on the liquid inlet pipe located inside the drying chamber. The cyclone separator is connected to the bottom of the drying chamber through a discharge pipe, the wet dust collector is connected to the air outlet of the cyclone separator through an air outlet pipe, and a second air blower is installed on the air outlet pipe. The design has the advantages of simple structure, easy manufacture, practicality and high efficiency.

Description

A medicinal spray dryer

technical field

The utility model relates to a drying machine, in particular to a medicinal spray drying machine.

Background technique

Spray dryer is a device that can complete drying and granulation at the same time. According to the process requirements, the pressure, flow rate and nozzle size of the liquid pump can be adjusted to obtain the required spherical particles in a certain size ratio. Spray dryers are also widely used in the medical field, but the existing medicinal spray dryers have great limitations and cannot meet the needs of modern production, so it is particularly important to design a medicinal spray dryer.

Contents of the invention

The technical problem to be solved by the utility model is to heat the water in the water tank to generate steam by energizing the resistance wire, and use the steam to sterilize the drying chamber, increasing its practical performance; providing a medicinal spray dryer.

In order to solve the above-mentioned technical problems, the structure of the utility model includes

drying room,

An atomizer, the atomizer is installed on the top of the drying chamber, the atomizer is connected to the liquid storage tank through a feed pipe, and a screw pump is installed on the feed pipe,

Air intake pipe, one end of the air intake pipe extends into the drying chamber, the other end of the air intake pipe is connected with the wind filter hood, and the first fan, air filter and heater are installed in sequence on the air intake pipe ,

Liquid inlet pipe, one end of the liquid inlet pipe extends into the drying chamber 1 from below, the other end of the liquid inlet pipe 11 is connected to the water tank, and several a rotary nozzle, and a peristaltic pump is installed on the liquid inlet pipe outside the drying chamber,

A cyclone separator, the cyclone separator is connected to the bottom of the drying chamber through a discharge pipe,

A wet dust collector, the wet dust collector is connected to the air outlet of the cyclone separator through an air outlet pipe, and a second air blower is installed on the air outlet pipe.

Further: a resistance wire is installed in the water tank.

Still further: there are eight rotating nozzles, and the eight rotating nozzles are sequentially arranged on the liquid inlet pipe from top to bottom.

Still further: the liquid storage tank includes an outer tank body, an inner tank body and a rotating motor, the inner tank body is arranged in the outer tank body, the rotating motor body is installed on the top of the outer tank body, the inner tank body and the The shaft ends of the rotating motor are connected, the bottom of the inner tank is provided with a liquid outlet, and a solenoid valve is arranged at the liquid outlet, and the inner tank is connected with the outer tank through the liquid outlet , the atomizer is connected to the bottom of the outer tank through a liquid inlet pipe.

Still further: a vertical track is respectively arranged on both sides of the inner tank body, and a filter plate is also arranged in the inner tank body, and the two ends of the filter plate are movably connected between the two sides by a lifting trolley. on a vertical track.

After adopting the above structure, the utility model heats the water in the water tank to generate steam by energizing the resistance wire, and uses the steam to sterilize the drying chamber, which increases its practical performance; and the design also has the advantages of simple structure, easy manufacture and practicality Efficient advantages.

Description of drawings

Below in conjunction with accompanying drawing and specific embodiment, the utility model is described in further detail.

Fig. 1 is the structural representation of the utility model.

Figure 2 is a schematic structural view of the liquid storage tank.

detailed description

A kind of medicinal spray drier as shown in Figure 1, comprises drying chamber 1, atomizer 2, inlet pipe 3, liquid inlet pipe 11, cyclone separator 16 and wet dust collector 19, described atomizer 2 Installed on the top of the drying chamber 1, the atomizer 2 is connected to the liquid storage tank 9 through the feed pipe 10, the feed pipe 10 is equipped with a screw pump 8, and one end of the air inlet pipe 3 Stretch into the drying chamber 1, the other end of the air intake pipe 3 is connected with the wind filter hood 7, and the first blower fan 6, the air filter 5 and the heater 4 are installed in sequence on the air intake pipe 3, so that One end of the liquid inlet pipe 11 extends into the drying chamber 1 from below, the other end of the liquid inlet pipe 11 is connected to the water tank 12, and several Rotary nozzle 27, the peristaltic pump 13 is installed on the liquid inlet pipe 11 outside the drying chamber 1, the cyclone separator 16 is connected to the bottom of the drying chamber 1 through the discharge pipe 15, and the wet dust collector 19 is connected to the air outlet of the cyclone separator 16 through the air outlet pipe 17, and the second air blower 18 is installed on the described air outlet pipe 17; the eight rotating nozzles 27 are provided with eight, and the eight rotating nozzles 27 are arranged in turn. It is arranged on the liquid inlet pipe 11 from top to bottom. When working, start the screw pump 8 to transport the material to the atomizer 2, use the atomizer 2 to atomize the material and then enter the drying chamber 1, at the same time start the first blower 6 and the heater 4 and use the intake pipe 3 to dry The high-temperature gas is transported in the chamber 1, and the mist droplets will dry quickly after contacting with the high-temperature gas, and then the cyclone separator 16 is started for solid-gas separation, and the tail gas is transported into the wet dust collector 19 for processing; after drying, the peristaltic pump 13 is started The water flow is sent into the liquid inlet pipe 11, and the drying chamber 1 is cleaned by the rotating nozzle 27, which has the advantages of simple structure, easy manufacture, practicality and high efficiency.

A resistance wire 14 is installed in the water tank 12 as shown in Figure 1, and after cleaning, the resistance wire 14 is energized to heat the water in the water tank to generate steam, and the steam enters the drying chamber 1 along the liquid inlet pipe 11, and utilizes the steam to The drying chamber is sterilized, increasing its practical performance.

The liquid storage tank shown in Figure 2 includes an outer tank body 20, an inner tank body 21 and a rotating motor 22, the inner tank body 21 is arranged in the outer tank body 20, and the rotating motor body 22 is installed in the outer tank body 20 The top of the inner tank body 21 is connected with the outlet shaft end of the rotating motor 22, and the bottom of the inner tank body 21 is provided with a liquid outlet, and a solenoid valve 26 is arranged at the described liquid outlet. The inner tank body 21 communicates with the outer tank body 20 through the liquid outlet, and the atomizer 2 is connected to the bottom of the outer tank body 20 through the liquid inlet pipe 10; both sides of the inner tank body 21 are respectively provided with A vertical track 23, and a filter plate 25 is also arranged in the inner tank body 21, and the two ends of the filter plate 25 are movably connected to the two vertical tracks 23 by a lifting trolley 24 respectively. When working, start the rotating motor 22 to make it rotate with the inner tank body 21, so that the material can be more quickly and fully dissolved in the liquid, and then start the lifting trolley 24 to use it to move upward with the filter plate 25, and use the filter plate 25 to remove the liquid from the solution. solid impurities, and then open the solenoid valve 26 to allow the solution to enter the outer tank 20. The design has the advantages of simple structure, easy manufacture, practicality and high efficiency.

Claims (5)

1. A medicinal spray dryer, characterized in that: comprising drying chamber (1), An atomizer (2), the atomizer (2) is installed on the top of the drying chamber (1), and the atomizer (2) passes through the feed pipe (10) and the liquid storage tank (9) Connected, the described feeding pipe (10) is equipped with a screw pump (8), Inlet pipe (3), one end of the air inlet pipe (3) stretches into the drying chamber (1), the other end of the air inlet pipe (3) is connected with the wind filter cover (7), the air inlet pipe (3) is The first blower fan (6), air filter (5) and heater (4) are also installed successively on the trachea (3), Liquid inlet pipe (11), one end of the liquid inlet pipe (11) extends into the drying chamber (1) from below, and the other end of the liquid inlet pipe (11) is connected to the water tank (12), so Several rotary nozzles (27) are installed on the liquid inlet pipe (11) inside the drying chamber (1), and a peristaltic pump (13) is installed on the liquid inlet pipe (11) outside the drying chamber (1). ), Cyclone separator (16), described cyclone separator (16) is connected to the bottom of drying chamber (1) by discharge pipe (15), Wet dust collector (19), described wet dust collector (19) is connected at the air outlet of cyclone separator (16) by air outlet pipe (17), and second blower fan ( 18). 2. A medicinal spray dryer according to claim 1, characterized in that: a resistance wire (14) is installed in the water tank (12). 3. A medicinal spray dryer according to claim 1, characterized in that: eight rotary nozzles (27) are provided, and the eight rotary nozzles (27) are sequentially arranged from top to bottom On the inlet pipe (11). 4. A medicinal spray dryer according to claim 1, characterized in that: said liquid storage tank comprises an outer tank body (20), an inner tank body (21) and a rotating motor (22), said The inner tank body (21) is arranged in the outer tank body (20), and the described rotary motor (22) is installed on the top in the outer tank body (20), and the inner tank body (21) and the rotary motor (22) The shaft ends are connected, and the bottom of the inner tank (21) is provided with a liquid outlet, and a solenoid valve (26) is arranged at the liquid outlet, and the inner tank (21) passes through the liquid outlet It communicates with the outer tank body (20), and the atomizer (2) is connected to the bottom of the outer tank body (20) through the feed pipe (10). 5. A medicinal spray dryer according to claim 4, characterized in that: both sides of the inner tank (21) are respectively provided with a vertical rail (23), and the inner tank A filter plate (25) is also arranged in the body (21), and the two ends of the filter plate (25) are movably connected to two vertical rails (23) by a lifting trolley (24).