CN217220203U

CN217220203U - Dry air system device for low-temperature spray dryer

Info

Publication number: CN217220203U
Application number: CN202221005919.6U
Authority: CN
Inventors: 查汪俊
Original assignee: Hangzhou Anyan Instrument Manufacturing Co ltd
Current assignee: Hangzhou Anyan Instrument Manufacturing Co ltd
Priority date: 2022-04-27
Filing date: 2022-04-27
Publication date: 2022-08-19
Anticipated expiration: 2032-04-27

Abstract

The utility model discloses a dry air system device for low temperature spray dryer relates to dry air system technical field. The air conditioner comprises a case, machine incasement is provided with A drying can and B drying can, machine incasement still is provided with two heat exchangers through the pipe connection, parallelly connected heating tube between A drying can and the B drying can, be provided with the heating core that heats for gas on the heating tube, still parallelly connected air-out pipeline between A drying can and the B drying can, air-out pipeline connects its kind one in two heat exchangers, connect the condenser through the connecting pipe of the heat exchanger of air-out pipeline, the air inlet end of draught fan is passed through the connecting pipe to the one end of condenser, another in two heat exchangers is connected to the draught fan, the heat exchanger of connecting the draught fan connects the heating tube. This a dry air system device for low temperature spray dryer carries out drying and dehumidification to the air current that admits air, has increased the ability that the moisture content was taken away to the air current, need not the vacuum pump, just can the low temperature dry liquid material under the normal pressure.

Description

Dry air system device for low-temperature spray dryer

Technical Field

The utility model relates to a dry air system technical field specifically is a dry air system device for low temperature spray dryer.

Background

A low-temp vacuum spray drier for drying the liquid material in tower to obtain low pressure, spraying the liquid material by high-speed airflow to become fine atomized liquid beads, and drying the liquid material to become solid particles in short time.

The existing low-temperature spray dryer reduces the air pressure in the dryer through a vacuum pump to dry liquid materials at a relatively low temperature, and because the larger the treatment capacity is, the larger the required air intake is, but a certain vacuum degree needs to be maintained, the large-scale production cannot be realized, and the energy consumption is high and the efficiency is low. And the drying effect on some materials which are easy to be affected with damp, such as traditional Chinese medicine granules, is not ideal.

SUMMERY OF THE UTILITY MODEL

The utility model provides a dry air system device for low temperature spray dryer to solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a dry air system device for a low-temperature spray dryer comprises a machine case, wherein a drying tank A and a drying tank B are arranged in the machine case, two heat exchangers connected through a pipeline are also arranged in the case, a heating pipeline is connected in parallel between the drying tank A and the drying tank B, a heating core for heating gas is arranged on the heating pipeline, an air outlet pipeline is also connected in parallel between the drying tank A and the drying tank B, the air outlet pipeline is connected with one of the two heat exchangers, the heat exchanger connected with the air outlet pipeline is connected with a condenser through a connecting pipe, the air inlet end of draught fan is connected through the connecting pipe to the one end of condenser, the air-out end of draught fan connects two through the connecting pipe another in the heat exchanger, connects the heat exchanger connection heating tube way of draught fan, connects the air-out pipeline the forced draught blower is connected through the connecting pipe to the heat exchanger.

Furthermore, the inner wall of the bottom of the case is fixedly provided with a mounting bracket in a square frame shape, and the drying tank A and the drying tank B are both mounted on the mounting bracket.

Furthermore, a square condensing support is fixedly arranged between the drying tank A and the drying tank B on the inner wall of the bottom of the case, and the condenser is installed on the condensing support.

Furthermore, the bottom of the case is provided with universal wheels.

Furthermore, dustproof heat dissipation holes are formed in the front side surface and the rear side surface of the case.

Compared with the prior art, the utility model provides a dry air system device for low temperature spray dryer possesses following beneficial effect:

1. this a dry air system device for low temperature spray dryer carries out drying and dehumidification to the air current that admits air, has increased the ability that the moisture content was taken away to the air current, need not the vacuum pump, just can the low temperature drying liquid material under the normal pressure, can realize enlarging production.

2. This a dry air system device for low temperature spray dryer recycles the heat, can practice thrift the cost, reduces and uses the energy consumption, and the environmental protection is high-efficient.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the inside of the box body of the present invention without connecting the pipeline;

FIG. 3 is a schematic plan view of the present invention;

fig. 4 is a system block diagram of the present invention.

In the figure: 1. a chassis; 2. a, drying a tank; 3. b, drying the tank; 4. a condenser; 5. a heat exchanger; 6. a blower; 7. an induced draft fan; 8. the core is heated.

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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model discloses a dry air system device for a low temperature spray dryer, comprising a case 1, wherein an a drying tank 2 and a B drying tank 3 are arranged in the case 1, two heat exchangers 5 connected by a pipeline are also arranged in the case 1, a heating pipeline is connected in parallel between the a drying tank 2 and the B drying tank 3, a heating core 8 for heating gas is arranged on the heating pipeline, an air outlet pipeline is also connected in parallel between the a drying tank 2 and the B drying tank 3, the air outlet pipeline is connected with one of the two heat exchangers 5, the heat exchanger 5 connected with the air outlet pipeline is connected with a condenser 4 by a connecting pipe, one end of the condenser 4 is connected with an air inlet end of a draught fan 7 by a connecting pipe, the air outlet end of the draught fan 7 is connected with the other of the two heat exchangers 5 by a connecting pipe, the heat exchanger 5 of connecting draught fan 7 connects the heating pipeline, connects out the tuber pipe way the forced draught blower 6 is connected through the connecting pipe to heat exchanger 5.

Specifically, the inner wall at the bottom of the case 1 is fixedly provided with a mounting bracket in a square frame shape, and the drying tank A2 and the drying tank B3 are both mounted on the mounting bracket.

Specifically, the bottom inner wall of the case 1 is positioned between the drying tank A2 and the drying tank B3, a square condensing support is fixedly arranged between the drying tank A and the drying tank B, and the condenser 4 is arranged on the condensing support.

Specifically, the rear inner wall of the case 1 is fixedly connected with a heat exchange support frame above the condenser 4, and the two heat exchangers 5 are both installed on the heat exchange support frame.

Specifically, the bottom of the case 1 is provided with universal wheels, and the universal wheels can facilitate the movement of the device.

Specifically, the front side surface and the rear side surface of the case 1 are both provided with dustproof heat dissipation holes.

When the drying device is used, high-temperature hot air heated by the heating core 8 is dehumidified by the drying tank, the drying tank A2 is connected with the drying tank B3 in parallel, when the drying tank A2 is used for drying inlet air flow, high-temperature air at about 280 ℃ can pass through the drying tank B3, moisture carried by a molecular sieve in the drying tank B3 is evaporated, at the moment, the high-temperature air with partial moisture enters the heat exchanger 5 connected with the air blower 6 and exchanges heat with air flow at room temperature, the temperature of the high-temperature hot air is reduced, part of water is condensed out, the temperature of the high-temperature hot air is changed into air flow at about room temperature by the condenser 4, most of moisture is condensed out again, the air flow passes through the heat exchanger 5 connected with the air blower 6 to exchange heat with the air flow, at the moment, the air flow at about room temperature is heated again, and is heated to about 280 ℃ again after reaching the heating core 9, the water content of the molecular sieve in the drying tank B3 is continuously taken away, the circulation is carried out until the regeneration of the molecular sieve is completed, at the moment, the drying tank A2 is switched with the drying tank B3, the drying tank B3 provides drying air, and the drying tank A2 is regenerated, so that the function of continuously supplying the drying air is achieved, and due to the fact that the two heat exchangers 5 are utilized during condensation, the working pressure of the heating core 8 and the working pressure of the condenser 4 are reduced, the purposes of double energy conservation and cost saving are achieved.

To sum up, this a dry air system device for low temperature spray dryer carries out drying and dehumidification to the air current that admits air, has increased the ability that the moisture content was taken away to the air current, need not the vacuum pump, just can the low temperature drying liquid material under the atmospheric pressure, can realize enlarging production, recycles the heat, can practice thrift the cost, reduces and uses the energy consumption, and the environmental protection is high-efficient.

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. A dry air system device for a low-temperature spray dryer, comprising a cabinet (1), characterized in that: the air conditioner is characterized in that an A drying tank (2) and a B drying tank (3) are arranged in the case (1), two heat exchangers (5) connected through a pipeline are further arranged in the case (1), a heating pipeline connected in parallel between the A drying tank (2) and the B drying tank (3) is provided with a heating core (8) for heating air, an air outlet pipeline connected in parallel is further arranged between the A drying tank (2) and the B drying tank (3), the air outlet pipeline is connected with one of the heat exchangers (5), the heat exchanger (5) connected with the air outlet pipeline is connected with a condenser (4) through a connecting pipe, one end of the condenser (4) is connected with an air inlet end of an induced draft fan (7) through a connecting pipe, the air outlet end of the induced draft fan (7) is connected with two through a connecting pipe, the other heat exchanger (5) in the heat exchanger (5) is connected with the heating pipeline (7), the heat exchanger (5) connected with the air outlet pipeline is connected with the blower (6) through a connecting pipe.

2. The dry air system device for a low temperature spray dryer according to claim 1, wherein: the inner wall is fixed at the bottom of machine case (1) and is provided with a mounting bracket in a square frame shape, and drying cylinder A (2) and drying cylinder B (3) are both mounted on the mounting bracket.

3. The dry air system device for a low temperature spray dryer according to claim 1, wherein: the bottom inner wall of the case (1) is positioned between the drying tank A (2) and the drying tank B (3) and is fixedly provided with a square-frame-shaped condensation support, and the condenser (4) is installed on the condensation support.

4. The dry air system device for a low temperature spray dryer according to claim 3, wherein: the rear inner wall of the case (1) is positioned above the condenser (4) and is fixedly connected with a heat exchange support frame, and the two heat exchangers (5) are arranged on the heat exchange support frame.

5. The dry air system device for a low temperature spray dryer of claim 1, wherein: the bottom of the case (1) is provided with universal wheels.

6. The dry air system device for a low temperature spray dryer according to claim 1, wherein: the front side surface and the rear side surface of the case (1) are both provided with dustproof heat dissipation holes.