CN213698861U

CN213698861U - High-speed centrifugal spray dryer

Info

Publication number: CN213698861U
Application number: CN202022600337.XU
Authority: CN
Inventors: 丁建业
Original assignee: Changshu Shenjie Drying Equipment Co ltd
Current assignee: Changshu Shenjie Drying Equipment Co ltd
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-07-16
Anticipated expiration: 2030-11-10

Abstract

The utility model relates to the technical field of drying machines, in particular to a high-speed centrifugal spray drying machine, which comprises a tank body, a stock solution tank, an air inlet device, a base, a heating device and an exhaust device, wherein the base is arranged at the lower end of the tank body, an air distributor, an atomizer and a drying bin are all arranged inside the tank body, the stock solution tank is positioned at the upper end of the tank body, a feed pipe is arranged between the stock solution tank and the atomizer for connection, a feed pump is arranged on the feed pipe, the air inlet device is arranged at one side of the tank body, the air inlet device comprises an air inlet pump, a gas heater and a gas filter, the heating device comprises an electric heater and a heating pipe, the electric heater is connected with the heating pipe, the exhaust pump is arranged at one side of a separator, the base is used for supporting the tank body, the heating device is matched with the drying bin, so that the product is dried.

Description

High-speed centrifugal spray dryer

Technical Field

The utility model relates to a desiccator technical field specifically is a high-speed centrifugal spray drier.

Background

It is known that spray drying equipment is a new type of high-efficiency drying process equipment, and can make the solution, emulsion, pasty liquid and heat-sensitive material undergo the process of spray drying treatment, and the water content is evaporated in several seconds, and converted into the powdered or granular hollow ball or round granular product meeting production requirements, so that it is an ideal drying equipment for the fields of pharmaceutical biological engineering and chemical industry, etc.

The working principle is that liquid material (filtered liquid material) is sent to a centrifugal atomizing disk rotating at high speed, the liquid material is stretched into a film on a rotating surface under the action of the centrifugal force of the rotating disk and continuously moves to an edge, the film is atomized when the film leaves the edge, the atomized liquid drops (the surface area is greatly increased) exchange heat with hot air, and the drying process is rapidly finished within 10-30 seconds.

The existing spray dryer has the disadvantages that the temperature in the tank body is low in the using process, so that the drying time is too long, the discharging efficiency is influenced, the tail gas treatment is incomplete, and the environment is easily polluted.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To the not enough of prior art, the utility model provides a well discharge efficiency is high to have the high-speed centrifugal spray drier of tail gas treatment.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a high-speed centrifugal spray dryer comprises a tank body, a raw liquid tank, an air inlet device, a base, a heating device and an exhaust device, wherein the base is installed at the lower end of the tank body, the tank body is provided with an air distributor, an atomizer and a drying bin, the air distributor, the atomizer and the drying bin are all installed inside the tank body, the air distributor and the atomizer are all installed at the upper end of the drying bin, the bottom end of the drying bin is provided with a discharge pipe, the air distributor is provided with an air inlet, the air inlet is located inside the drying bin, the raw liquid tank is located at the upper end of the tank body, a feed pipe is arranged between the raw liquid tank and the atomizer to be connected with the atomizer, the feed pipe is provided with a feed pump, the air inlet device is installed at one side of the tank body, the air inlet device comprises an air inlet pump, and be equipped with gas heater between gas filter and the pump of admitting air, air distributor is connected to the opposite side of pump of admitting air, heating device installs the below at air intake unit, heating device includes electric heater and heating pipe, electric heater connects the heating pipe, the heating pipe is installed on the inner wall of the jar body, exhaust apparatus installs the opposite side at the jar body, exhaust apparatus includes separator and air discharge pump, the air discharge pump is installed in one side of separator, all be equipped with communicating pipe between separator and the dry storehouse and between air discharge pump and the separator and be connected.

In order to prevent tail gas pollution environment, the utility model discloses an improvement has, the one end of air pump is equipped with the liquid purification case, be equipped with water tank and drain pipe on the liquid purification case, the both sides at the liquid purification case are installed respectively to water tank and drain pipe, and be equipped with the feed pump between water tank and the liquid purification case and be connected.

In order to guarantee the purity of product, the utility model discloses an improve and have, be equipped with the filter screen on the air inlet, be equipped with bolted connection between filter screen and the air inlet.

In order to improve the practicality of this structure, the utility model discloses an improve and have, the inside of separator is equipped with the dust filter bag, all be equipped with the valve on discharging pipe and the inlet pipe, the valve is the solenoid valve.

(III) advantageous effects

Compared with the prior art, the utility model provides a high-speed centrifugal spray drier possesses following beneficial effect:

the high-speed centrifugal spray dryer is characterized in that the air inlet device comprises an air inlet pump, an air heater and an air filter, the air filter is arranged on one side of the air inlet pump, the air heater is arranged between the air filter and the air inlet pump, the other side of the air inlet pump is connected with the air distributor, and the air filter is arranged to prevent external impurities from entering a drying bin, the heating device comprises an electric heater and a heating pipe, the electric heater is connected with the heating pipe, the heating pipe is arranged on the inner wall of a tank body, the temperature inside the tank body is improved by arranging the electric heater and the heating pipe, so that the temperature inside the drying bin is indirectly improved, the drying time of a product is shortened, the production efficiency of the product is improved, a liquid purification box is arranged at one end of the air exhaust pump, and a water tank and a water drainage, the water tank and the drain pipe are respectively arranged on two sides of the liquid purification box, the water tank is connected with the liquid purification box through a liquid supply pump, and tail gas is more perfectly treated through the liquid purification box, so that the environment is protected.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of a portion of the enlarged structure of FIG. 1;

FIG. 3 is a schematic view of a portion of the enlarged structure of FIG. 1 at B according to the present invention;

in the figure: 1. a tank body; 2. a stock solution tank; 3. a feed pump; 4. an intake pump; 5. a gas heater; 6. a gas filter; 7. an electric heater; 8. an air distributor; 9. an atomizer; 10. a drying bin; 11. heating a tube; 12. a discharge pipe; 13. a base; 14. a separator; 15. a dust filter bag; 16. an exhaust pump; 17. a filter screen; 18. an air inlet; 19. a water tank; 20. a liquid purifier; 21. a drain pipe;

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.

Referring to fig. 1-3, the high-speed centrifugal spray dryer of the present invention includes a tank 1, a raw liquid tank 2, an air inlet device, a base 13, a heating device, and an air exhaust device, wherein the base 13 is installed at a lower end of the tank 1, the tank 1 is provided with an air distributor 8, an atomizer 9, and a drying chamber 10, the air distributor 8, the atomizer 9, and the drying chamber 10 are all installed inside the tank 1, the air distributor 8 and the atomizer 9 are all installed at an upper end of the drying chamber 10, a discharging pipe 12 is installed at a bottom end of the drying chamber 10, the air distributor 8 is provided with an air inlet 18, the air inlet 18 is located inside the drying chamber 10, the raw liquid tank 2 is located at an upper end of the tank 1, a feeding pipe is connected between the raw liquid tank 2 and the atomizer 9, and the feeding pump 3 is arranged on the feeding, the air inlet device is arranged at one side of the tank body 1 and comprises an air inlet pump 4, an air heater 5 and an air filter 6, the air filter 6 is arranged at one side of the air inlet pump 4, and a gas heater 5 is arranged between the gas filter 6 and the air inlet pump 4, the other side of the air inlet pump 4 is connected with an air distributor 8, the heating device is arranged below the air inlet device and comprises an electric heater 7 and a heating pipe 11, the electric heater 7 is connected with a heating pipe 11, the heating pipe 11 is arranged on the inner wall of the tank body 1, the exhaust device is arranged at the other side of the tank body 1, the exhaust device comprises a separator 14 and an exhaust pump 16, the exhaust pump 16 is installed at one side of the separator 14, and communicating pipes are respectively arranged between the separator 14 and the drying chamber 10 and between the exhaust pump 16 and the separator 14.

The utility model discloses a high-speed centrifugal spray drier is when using, base 13 plays the effect of the support tank body 1, feed pump 3 squeezes into the atomizer 9 through the inlet pipe with the stoste in the stoste jar 2, the stoste is high-speed centrifugal atomization in atomizer 9, the stoste after the atomizing gets into in the drying chamber 10 from the upper end of drying chamber 10, what start-up was here simultaneously is air inlet unit and heating device, the circular telegram of motor heater makes heating pipe 11 produce the high temperature, the temperature that heating pipe 11 sent gets into in drying chamber 10, thereby the temperature in the drying chamber 10 has been improved, the dry time of product has been shortened, the production efficiency of product has been improved, the air filters through gas filter 6 at first, then heat through gas heater 5, squeeze into air distributor 8 through air inlet pump 4 at last, air distributor 8 brings hot-air into drying chamber 10 with spiral heliciform form, after the atomized stock solution has been brought into contact with the hot air, there is a heat exchange, so that the product is dried in a very short time, the product is continuously discharged via the discharge pipe 12 and the separator 14, and the remaining waste gas is discharged via the exhaust pump 16.

In order to prevent the tail gas polluted environment, the utility model discloses an improvement has, the one end of air pump 16 is equipped with the liquid purification case, be equipped with water tank 19 and drain pipe 21 on the liquid purification case, the both sides at the liquid purification case are installed respectively to water tank 19 and drain pipe 21, and be equipped with the feed pump between water tank 19 and the liquid purification case and be connected, the liquid purification case at the during operation, the feed pump is beaten the inside water of water tank 19 into the liquid purification case, carries the impurity in the tail gas through liquid, and the waste water that produces after the purification discharges appointed position through drain pipe 21.

In order to guarantee the purity of product, the utility model discloses an improvement has, be equipped with filter screen 17 on the air inlet 18, be equipped with bolted connection between filter screen 17 and the air inlet 18, through bolted connection, can be regular change filter screen 17 to guarantee filter screen 17's filter effect.

In order to improve the practicality of this structure, the utility model discloses an improve and have, the inside of separator 14 is equipped with dust filter bag 15, all be equipped with the valve on discharging pipe 12 and the inlet pipe, the valve is the solenoid valve, can filter some impurity through dust filter bag 15, and the inside of solenoid valve is equipped with wireless controller, can control through the computer.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The high-speed centrifugal spray dryer is characterized by comprising a tank body (1), a raw liquid tank (2), an air inlet device, a base (13), a heating device and an exhaust device, wherein the base (13) is installed at the lower end of the tank body (1), the tank body (1) is provided with an air distributor (8), an atomizer (9) and a drying bin (10), the air distributor (8), the atomizer (9) and the drying bin (10) are all installed inside the tank body (1), the air distributor (8) and the atomizer (9) are both installed at the upper end of the drying bin (10), a discharge pipe (12) is arranged at the bottom end of the drying bin (10), the air distributor (8) is provided with an air inlet (18), the air inlet (18) is located inside the drying bin (10), the raw liquid tank (2) is located at the upper end of the tank body (1), and a feeding pipe is arranged between the raw liquid tank (2) and the atomizer (9) and connected with each other, a feeding pump (3) is arranged on the feeding pipe, the air inlet device is arranged on one side of the tank body (1) and comprises an air inlet pump (4), a gas heater (5) and a gas filter (6), the gas filter (6) is arranged on one side of the air inlet pump (4), the gas heater (5) is arranged between the gas filter (6) and the air inlet pump (4), the other side of the air inlet pump (4) is connected with an air distributor (8), the heating device is arranged below the air inlet device and comprises an electric heater (7) and a heating pipe (11), the electric heater (7) is connected with the heating pipe (11), the heating pipe (11) is arranged on the inner wall of the tank body (1), and the exhaust device is arranged on the other side of the tank body (1), the exhaust device comprises a separator (14) and an exhaust pump (16), the exhaust pump (16) is installed on one side of the separator (14), and communicating pipes are arranged between the separator (14) and the drying bin (10) and between the exhaust pump (16) and the separator (14) for connection.

2. A high-speed centrifugal spray dryer according to claim 1, characterized in that one end of the exhaust pump (16) is provided with a liquid purification box, the liquid purification box is provided with a water tank (19) and a drain pipe (21), the water tank (19) and the drain pipe (21) are respectively installed at two sides of the liquid purification box, and a liquid supply pump connection is arranged between the water tank (19) and the liquid purification box.

3. A high speed centrifugal spray dryer according to claim 1 wherein the air inlet (18) is provided with a filter screen (17).

4. A high-speed centrifugal spray dryer according to claim 3, characterized in that a bolted connection is provided between the filter screen (17) and the air inlet (18).

5. A high-speed centrifugal spray dryer according to claim 1, characterized in that the interior of the separator (14) is provided with a dust filter bag (15).

6. A high-speed centrifugal spray dryer according to claim 1, wherein the outlet pipe (12) and the inlet pipe are provided with valves.

7. A high speed centrifugal spray dryer according to claim 6 wherein said valve is a solenoid valve.