CN214075092U - Spray dryer for drying traditional Chinese medicine extract - Google Patents

Abstract

The utility model discloses a spray dryer for drying traditional Chinese medicine extracts, which comprises a base, wherein the upper surface of the base is fixedly connected with a first fixing frame, a second fixing frame, an air heater and an air filter, the inner side of the first fixing frame is fixedly connected with an evaporation atomization device, the inner side of the second fixing frame is fixedly connected with a drying tank, and the upper surface of the drying tank is fixedly connected with an upper cover, the atomized liquid medicine can rotate and descend in the drying tank through a side air port with the inner wall of an inner container in spiral distribution, so that the suspension time of the atomized liquid medicine is prolonged, the drying effect is improved, a bottom air port with hemispherical distribution is arranged on a ground air disc fixedly connected in the drying tank, the hot air distribution is more uniform, the air drying effect of the medicinal powder generated after the air drying of the side air port is better, an air cavity and a gas shunt pipe can lead the air at the side air port to be more uniform, and the air filter with a filter screen can remove dust from the hot air, avoid polluting the medicinal powder.

Description

Spray dryer for drying traditional Chinese medicine extract

Technical Field

The utility model relates to a traditional chinese medicine draws technical field, especially relates to a spray dryer for traditional chinese medicine extract is dry.

Background

The extraction of the Chinese medicinal materials comprises the working procedures of extraction, filtration, concentration, purification, drying and the like. The traditional Chinese medicine extract solution is filtered and concentrated and then needs to be dried into powder, the spray drying technology is one of the advanced technologies frequently used in the production process of traditional Chinese medicines, and the liquid sprayed by the traditional Chinese medicine extract solution through a spray header can be quickly dried to the traditional Chinese medicine solution through hot air drying, so that the powder traditional Chinese medicine product is obtained.

The current spray dryer is usually with air transmission pipeline just facing the shower head jet hot air, this kind of drying is in the actual operation in-process, because the spray radius of shower head is greater than air transmission pipeline's spray radius, lead to the liquid medicine at shower head edge to drip unable abundant drying, the sticky wall of powder or the phenomenon of caking easily appear, make the product dry insufficiently, and simultaneously, the liquid medicine drips the air drying unsettled time of being heated in the drying tank is shorter, it is not enough dry, the liquid medicine drips easily to glue on the inner wall of drying tank, and the problem of air cleanliness factor is not considered to the equipment commonly used at present, the air that blows in takes the dust can pollute the powder.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing a spray dryer for drying the traditional Chinese medicine extract.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a spray drier for traditional chinese medicine extract product is dry, includes the base, the first mount of fixed surface connection, second mount, air heater, air cleaner on the base, the inboard fixedly connected with evaporation atomizing device of first mount, the inboard fixedly connected with drying cabinet of second mount, fixed surface is connected with the upper cover on the drying cabinet, fixed surface is connected with out the hopper under the drying cabinet, go out hopper bottom fixedly connected with ejection of compact valve, inside crosswind device, the end wind device of being provided with of drying cabinet, evaporation atomizing device and drying cabinet fixed connection, the first pipeline of fixedly connected with between air heater and the air cleaner, air cleaner and crosswind device, end wind device fixed connection.

As a further description of the above technical solution:

the evaporation atomization device comprises an evaporation atomization generating tank, the evaporation atomization generating tank is fixedly connected to the inner side of the first fixing frame, a fourth pipeline is fixedly connected to the upper surface of the evaporation atomization generating tank, the outer wall of the fourth pipeline penetrates through the upper cover, and the fourth pipeline is far away from an end portion fixedly connected with atomization nozzle of the evaporation atomization generating tank.

As a further description of the above technical solution:

the side air device comprises an inner container, the inner container is fixedly connected inside the drying tank, an air cavity is formed between the outer wall of the inner container and the inner side wall of the drying tank, a plurality of groups of side air ports are formed in the inner wall of the inner container, and the side air ports are distributed on the inner wall of the inner container in a spiral manner.

As a further description of the above technical solution:

the bottom air device comprises an air disc support, the air disc support is fixedly connected to the inner side wall of the drying tank, a bottom air disc is fixedly connected to the upper surface of the air disc support, a plurality of groups of bottom air ports are fixedly connected to the upper surface of the bottom air disc, and the plurality of groups of bottom air ports are distributed in a hemispherical mode.

As a further description of the above technical solution:

the inside fixedly connected with filter screen of air cleaner, air cleaner lateral wall fixedly connected with second pipeline, third pipeline, the drying cabinet is all run through to third pipeline, second pipeline outer wall, air cleaner's one end fixedly connected with gas shunt tubes is kept away from to the second pipeline.

As a further description of the above technical solution:

the air filter is characterized in that the outer wall of the gas shunt pipe is fixedly connected with the drying tank, the gas shunt pipe is communicated with the air cavity, and the end part of the third pipeline, far away from the air filter, is fixedly connected with the bottom air disc.

The utility model discloses following beneficial effect has:

compared with the prior art, this a spray drier for drying of traditional chinese medicine extract product, side wind gap through being the spiral distribution at the inner bag inner wall, can be with the rotatory decline of atomizing liquid medicine in the drying cylinder, prolong its suspension time, improve drying effect, be the end wind gap that the hemisphere face distributes on drying cylinder inside fixed connection's ground wind dish, hot-blast distribution is more even, dry once more to the powder that produces after the side wind gap air-dries, the effect is better, the wind cavity that sets up between inner bag outer wall and drying cylinder inner wall, and the gas shunt tubes, can let the wind in side wind gap more even, the air cleaner of taking the filter screen of setting, can handle hot-blast dust removal, avoid polluting the powder.

Drawings

Fig. 1 is a schematic view of the overall structure of a spray dryer for drying herbal extracts according to the present invention;

FIG. 2 is a sectional view of the overall structure of a spray dryer for drying herbal extracts according to the present invention;

FIG. 3 is a partial enlarged view of the spray dryer for drying herbal extracts of the present invention shown in FIG. 2-A;

fig. 4 is a top view of the drying tank of the spray dryer for drying herbal extracts according to the present invention.

Illustration of the drawings:

1. a base; 2. a first fixing frame; 3. a second fixing frame; 4. a discharge valve; 5. an evaporation and atomization generating tank; 6. an air filter; 7. a hot air blower; 8. a first conduit; 9. a second conduit; 10. a third pipeline; 11. a gas shunt tube; 12. a drying tank; 13. an upper cover; 14. a fourth conduit; 15. a filter screen; 16. a wind cavity; 17. an inner container; 18. an atomizing spray head; 19. a wind plate support; 20. a bottom wind plate; 21. a side tuyere; 22. a bottom tuyere; 23. a discharge hopper.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the utility model provides a spray dryer for drying traditional chinese medicine extract: including base 1, the first mount 2 of fixed surface connection on base 1, second mount 3, air heater 7, air cleaner 6, the inboard fixedly connected with evaporation atomizing device of first mount 2, the inboard fixedly connected with drying can 12 of second mount 3, fixed surface connection has upper cover 13 on the drying can 12, fixed surface is connected with out hopper 23 under the drying can 12, go out hopper 23 bottom fixedly connected with ejection of compact valve 4, the inside crosswind device that is provided with of drying can 12, the end wind device, evaporation atomizing device and drying can 12 fixed connection, the first pipeline 8 of fixedly connected with between air heater 7 and the air cleaner 6, air cleaner 6 and crosswind device, end wind device fixed connection.

Evaporation atomizing device includes evaporation atomization generator 5, and evaporation atomization generator 5 fixed connection is inboard at first mount 2, and evaporation atomization generator 5 goes up fixed surface is connected with fourth pipeline 14, and 14 outer walls of fourth pipeline run through upper cover 13, and the tip fixedly connected with atomizer 18 of evaporation atomization generator 5 is kept away from to fourth pipeline 14, and the liquid medicine that will treat drying through evaporation atomization generator 5 is injected into atomizer 18 through fourth pipeline 14 pressurization and is sprayed.

The side wind device includes inner bag 17, inner bag 17 fixed connection is inside drying chamber 12, be provided with wind chamber 16 between inner bag 17 outer wall and the 12 inside walls of drying chamber, multiunit side wind gap 21 has been seted up to inner bag 17 inner wall, multiunit side wind gap 21 is the heliciform and distributes at inner bag 17 inner wall, the setting in wind chamber 16 can let each side wind gap 21 amount of wind unanimous, side wind gap 21 is the heliciform setting, can drive the atomizing liquid medicine and be the screw motion, unsettled time is longer, drying effect is better.

The end wind device includes wind dish support 19, and wind dish support 19 fixed connection is in the 12 inside walls of drying can, and wind dish support 19 upper surface fixed connection has end wind dish 20, and end wind dish 20 upper surface fixed connection has multiunit end wind mouth 22, and multiunit end wind mouth 22 is the hemisphere surface and distributes, and hot-blast area is wider.

6 inside fixedly connected with filter screens 15 of air cleaner, 6 lateral wall fixedly connected with second pipeline 9 of air cleaner, third pipeline 10, the 9 outer walls of second pipeline all run through drying cabinet 12, and air cleaner 6's one end fixedly connected with gas shunt tubes 11 is kept away from to second pipeline 9, and air cleaner 6 can remove dust to hot-blast filtration, avoids polluting powder.

The outer wall of the gas shunt pipe 11 is fixedly connected with the drying tank 12, the gas shunt pipe 11 is communicated with the air cavity 16, and the end part of the third pipeline 10 far away from the air filter 6 is fixedly connected with the bottom air disc 20.

The working principle is as follows: the liquid medicine is evaporated and pressurized by the evaporation atomization generating tank 5 and is conveyed to the atomizing spray head 18 through the fourth pipeline 14 for spraying, the air heater 7 generates hot air, dust in the hot air is filtered by the air filter 6, the dust is conveyed to the bottom air plate 20 and the air shunt pipe 11 through the second pipeline 9 and the third pipeline 10 respectively, the dust is blown out through the bottom air port 22 and the side air port 21, the atomized liquid medicine is driven by air blown out from the side air port 21 to do spiral motion, the suspension time is longer, the drying effect is good, the multiple groups of bottom air ports 22 are distributed in a hemispherical shape, the hot air area is wider, and the medicinal powder dried by the side air port 21 can be dried again.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (6)

1. A spray dryer for drying traditional Chinese medicine extracts comprises a base (1) and is characterized in that: the upper surface of the base (1) is fixedly connected with a first fixing frame (2), a second fixing frame (3), an air heater (7) and an air filter (6), the inner side of the first fixing frame (2) is fixedly connected with an evaporation and atomization device, the inner side of the second fixing frame (3) is fixedly connected with a drying tank (12), the upper surface of the drying tank (12) is fixedly connected with an upper cover (13), the lower surface of the drying tank (12) is fixedly connected with a discharge hopper (23), the bottom of the discharge hopper (23) is fixedly connected with a discharge valve (4), a side air device and a bottom air device are arranged in the drying tank (12), the evaporation atomization device is fixedly connected with the drying tank (12), a first pipeline (8) is fixedly connected between the air heater (7) and the air filter (6), and the air filter (6) is fixedly connected with the side air device and the bottom air device.

2. The spray dryer for drying herbal extracts as claimed in claim 1, wherein: evaporation atomizing device takes place jar (5) including evaporation atomization, evaporation atomization takes place jar (5) fixed connection inboard in first mount (2), fixed surface is connected with fourth pipeline (14) on evaporation atomization takes place jar (5), fourth pipeline (14) outer wall runs through upper cover (13), the tip fixedly connected with atomizer (18) of evaporation atomization taking place jar (5) are kept away from in fourth pipeline (14).

3. The spray dryer for drying herbal extracts as claimed in claim 1, wherein: the side air device comprises an inner container (17), the inner container (17) is fixedly connected inside the drying tank (12), an air cavity (16) is formed between the outer wall of the inner container (17) and the inner side wall of the drying tank (12), a plurality of groups of side air ports (21) are formed in the inner wall of the inner container (17), and the plurality of groups of side air ports (21) are distributed in a spiral shape on the inner wall of the inner container (17).

4. The spray dryer for drying herbal extracts as claimed in claim 3, wherein: the bottom air device comprises an air disc support (19), the air disc support (19) is fixedly connected to the inner side wall of the drying tank (12), a bottom air disc (20) is fixedly connected to the upper surface of the air disc support (19), a plurality of groups of bottom air ports (22) are fixedly connected to the upper surface of the bottom air disc (20), and the groups of bottom air ports (22) are distributed in a hemispherical manner.

5. The spray dryer for drying herbal extracts as claimed in claim 4, wherein: air cleaner (6) inside fixedly connected with filter screen (15), air cleaner (6) lateral wall fixedly connected with second pipeline (9), third pipeline (10), second pipeline (9) outer wall all run through drying cabinet (12), air cleaner (6)'s one end fixedly connected with gas shunt tubes (11) are kept away from in second pipeline (9).

6. The spray dryer for drying herbal extracts as claimed in claim 5, wherein: gas shunt tubes (11) outer wall and drying cabinet (12) fixed connection, gas shunt tubes (11) link up with wind chamber (16), the tip and bottom wind dish (20) fixed connection of air cleaner (6) are kept away from in third pipeline (10).

Images