CN206488592U - A kind of Chinese medicinal material drying equipment for drying - Google Patents

Abstract

The utility model relates to the field of processing Chinese herbal medicines, in particular to a drying device for Chinese herbal medicines, comprising a drying box, a shaft, a preheater, an exhaust fan, a hot air pipe, a material spreader plate 1, a material spreader plate 2, a motor, Hot air blower; the drying box is a hollow cube or cylinder, with an air inlet at the bottom of the side wall of the drying box, an outlet at the bottom of the drying box, and an air lock valve at the outlet. There is also a discharge hopper inside the dry box, and a discharge hole is provided at the bottom of the discharge hopper; the lower end of the shaft rod is connected to the motor, and the upper end extends into the drying box from the center of the bottom of the drying box; the preheater is set directly above the drying box; The lower end of the hot air pipe communicates with the upper part of the drying box, and the upper end communicates with the cyclone of the preheater. A feeding port is provided on the hot air pipe near the cyclone; The upper and lower parts of the rod can rotate with the shaft. The utility model has the advantages of simple structure, convenient operation, short drying time of Chinese medicinal materials, high drying efficiency and good drying effect.

Description

A device for drying Chinese herbal medicines

technical field

The utility model relates to the field of processing Chinese medicinal materials, in particular to a drying device for Chinese medicinal materials.

Background technique

Many rhizome Chinese herbal medicines need to be cleaned and dried after being excavated and harvested before they can be used as medicinal materials. In traditional processing technology, after cleaning Chinese herbal medicines, they are usually dried in the sun or dried in a drying room. Dehydration and drying of Chinese medicinal materials takes a long time, and the drying efficiency is low, and the drying effect is poor.

Utility model content

In view of the above problems, the problem to be solved by the utility model is to provide a drying device for Chinese herbal medicines with short drying time, high drying efficiency and good drying effect.

A drying device for Chinese herbal medicines, comprising a drying box, a shaft, a preheater, an exhaust fan, a hot air pipe, a feeding tray 1, a feeding tray 2, a motor, and a hot air blower; the drying box is a hollow Cube or cylinder, with an air inlet connected to the hot air blower at the bottom of the side wall of the drying box, and a discharge port near the side wall at the bottom of the drying box, and an air lock valve 1 at the discharge port. There is also a funnel-shaped unloading hopper inside the dry box. The four sides of the unloading hopper are fixed on the inner wall of the drying box, and there is a discharge hole at the bottom; the lower end of the shaft is connected with the motor, and the upper end extends from the center of the bottom of the drying box. into the drying box and pass through the discharge hole upwards, and can rotate with the motor; the preheater is arranged directly above the drying box, including a cylindrical upper part and a funnel-shaped cyclone at the lower part. The center of the top extends out of the air outlet pipe connected to the exhaust fan outside the cyclone, the feeding pipe arranged at the bottom of the cyclone and communicated with the drying box and the air lock valve two arranged at the feeding pipe; the lower end of the hot air pipe is connected to the The upper part of the drying box is connected, and the upper end is connected with the cyclone of the preheater, and a feed inlet is provided on the hot air pipe near the cyclone; the first and second spreading plates are respectively located on the upper and lower sides of the discharge hopper , the two are respectively fixed on the upper and lower parts of the shaft and can rotate with the shaft.

Further, the discharge hopper is provided with many through holes.

Further, the first and second spreading discs are provided with many through holes.

Further, the first spreading disc and the second spreading disc are conical discs.

Further, the upper end of the hot air pipe is perpendicular to the side wall of the cyclone and communicates with the cyclone.

The utility model has the advantages of simple structure, convenient operation, short drying time of Chinese medicinal materials, high drying efficiency and good drying effect.

Description of drawings

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

Fig. 1 is the sectional structure schematic diagram of a kind of Chinese herbal medicine drying device of the present utility model;

As shown in the figure: 1-drying box, 1a-air inlet, 1b-outlet, 1c-air lock valve 1, 2-shaft, 3-preheater, 3a-outlet pipe, 3b-cyclone, 3c-air lock valve 2, 3d-feeding pipe, 4-exhaust fan, 5-feed inlet, 6-hot air pipe, 7-distributing plate 1, 8-discharging hopper, 8a-discharging hole, 9- Spreading tray two, 10-motor, 11-hot air blower.

detailed description

As shown in Fig. 1, a kind of Chinese herbal medicine drying device of the present utility model comprises a drying box 1, a shaft rod 2, a preheater 3, an exhaust fan 4, a hot air pipe 6, a spreading tray-7, and a spreading tray Two 9, motor 10, hot air blower 11; Described drying box 1 is a hollow cube or cylinder, is provided with the air inlet 1a that is connected with hot air blower 11 at the bottom of drying box 1 side wall, at the bottom of drying box 1 A discharge port 1b is provided near the side wall, an air lock valve 1c is provided at the discharge port 1b, and a funnel-shaped discharge hopper 8 is also provided inside the drying box 1, and the discharge hopper 8 is fixed around the oven. On the inner wall of the dry box 1, the bottom is provided with a discharge hole 8a; the lower end of the shaft rod 2 is connected to the motor 10, and the upper end is stretched into the dry box 1 from the center of the bottom of the dry box 1 and passes through the discharge hole 8a upwards, and It can rotate with the motor 10; the preheater 3 is arranged directly above the drying box 1, and includes a cyclone 3b with a cylindrical upper part and a funnel-shaped lower part. The air outlet pipe 3a that is communicated with the exhaust fan 4, the lower feed pipe 3d that is arranged on the bottom of the cyclone tube 3b and communicates with the drying box 1 and the air lock valve 2 3c that is arranged on the lower feed pipe 3d place; The upper part of the drying box 1 is connected, and the upper end is connected with the cyclone 3b of the preheater 3, and the hot air pipe 6 is provided with a feed port 5 near the cyclone 3b; They are respectively located at the upper and lower sides of the unloading hopper 8, and the two are respectively fixed on the upper and lower parts of the shaft rod 2 and can rotate with the shaft rod 2.

Further, the discharge hopper 8 is provided with many through holes.

Further, the first spreading plate 7 and the second spreading plate 9 are provided with many through holes.

Further, the first spreading disc 7 and the second spreading disc 9 are conical discs.

Further, the upper end of the hot air pipe 6 is perpendicular to the side wall of the cyclone 3b and communicates with the cyclone 3b.

When in use, first open the exhaust fan 4, then start the hot air blower 11 to send hot blast in the drying box 1, then start the motor 10 to make the shaft 2 rotate, and the spreading disc-7 and the spreading disc 9 on the shaft 2 also Rotate at the same time, first preheat the equipment for 2-5 minutes, then put the Chinese herbal medicines to be dried into the device through the feeding port 5, and the put Chinese herbal medicines enter under the drive of the hot air from the hot air pipe 3 The preheating is carried out in the cyclone 3b of the preheater 3, and the Chinese medicinal materials rotate and fall in the cyclone 3b under the action of the hot wind. out of the device; and after the Chinese medicinal materials that have rotated and fallen to the bottom of the cyclone 3b have accumulated to a certain amount, the air lock valve 3c will automatically open, and the Chinese medicinal materials will fall into the drying box through the feeding pipe 3d, and the fallen Chinese medicinal materials will fall first. On the rotating spreading disc 7, it is scattered and thrown around by the spreading disc 7, then falls on the discharge hopper 8 and then falls into the discharge hopper under the action of gravity and the hot air blown from many through holes on the discharge hopper 8. In the material hole 8a, the Chinese medicinal materials falling from the discharge hole 8a then fall on the material spreading plate 9, and after being scattered and thrown around by the material spreading plate 2 9, they finally fall into the bottom of the drying box 1, and the Chinese medicinal materials accumulate to a certain level. After a certain amount, the air lock valve 2 1c is automatically opened, and the Chinese herbal medicine falls from the discharge port 1b to complete drying. Under the action of two, the Chinese herbal medicines are scattered and fallen, and the scattered and fallen Chinese medicinal materials are under the action of the upward hot air, and the moisture in the Chinese medicinal materials is taken away by the hot air, enters the preheater 3 through the hot air pipe 6, and then is discharged through the air outlet pipe 3a and the exhaust fan 4 , to complete the drying process.

The utility model has the advantages of simple structure, convenient operation, short drying time of Chinese medicinal materials, high drying efficiency and good drying effect.

Claims (5)

1. a kind of Chinese medicinal material drying equipment for drying, it is characterised in that including drying baker（1）, axostylus axostyle（2）, preheater（3）, air exhauster （4）, warm-air pipe（6）, spreading disk one（7）, spreading disk two（9）, motor（10）, air-heater（11）；The drying baker（1）For Body-centred cube or cylinder, in drying baker（1）Sidewall bottom is provided with and air-heater（11）The air inlet of connection（1a）, in drying baker （1）Bottom is provided with discharging opening close to side-walls（1b）, discharging opening（1b）Place is provided with air valve one（1c）, in drying baker（1）It is internal It is additionally provided with a funnelform dump skip（8）, the dump skip（8）Surrounding is fixed on drying baker（1）On inwall, bottom is provided with and unloaded Expect hole（8a）；The axostylus axostyle（2）Lower end and motor（10）It is connected, upper end is by drying baker（1）Bottom center stretches into drying baker（1）It is interior And it is upward through dumping pit（8a）, and can be with motor（10）Rotate；The preheater（3）It is arranged on drying baker（1）Surface, bag The cylindrical bottom in top is included in funnelform cyclone cylinder（3b）, the cyclone cylinder of setting（3b）Center of top simultaneously stretches out cyclone cylinder （3b）Outside and air exhauster（4）The escape pipe of connection（3a）, it is arranged on cyclone cylinder（3b）Bottom and and drying baker（1）The blanking of connection Pipe（3d）And it is arranged on tremie pipe（3d）The air valve two at place（3c）；The warm-air pipe（6）Lower end and drying baker（1）Top connects It is logical, upper end and preheater（3）Cyclone cylinder（3b）Connection, in warm-air pipe（6）Upper close cyclone cylinder（3b）Place is provided with charging aperture （5）；The spreading disk one（7）With spreading disk two（9）It is located at dump skip respectively（8）Both up and down, both are separately fixed at axle Bar（2）Top and the bottom simultaneously can be with axostylus axostyle（2）Rotate.

2. a kind of Chinese medicinal material drying equipment for drying according to claim 1, it is characterised in that the dump skip（8）Provided with perhaps Multi-through hole.

3. a kind of Chinese medicinal material drying equipment for drying according to claim 1, it is characterised in that the spreading disk one（7）With spreading Disk two（9）It is provided with many through holes.

4. a kind of Chinese medicinal material drying equipment for drying according to any one of claim 1-3 claim, it is characterised in that described Spreading disk one（7）With spreading disk two（9）All it is tapered disk.

5. a kind of Chinese medicinal material drying equipment for drying according to any one of claim 1-3 claim, it is characterised in that described Warm-air pipe（6）Upper end is perpendicular to cyclone cylinder（3b）Side wall and cyclone cylinder（3b）Connection.