CN216169979U

CN216169979U - Spray drier convenient to clean inner wall

Info

Publication number: CN216169979U
Application number: CN202122383974.0U
Authority: CN
Inventors: 蒋中昕
Original assignee: Jiangsu Xiandao Drying Technology Co ltd
Current assignee: Jiangsu Xiandao Drying Technology Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-04-05
Anticipated expiration: 2031-09-29

Abstract

The utility model belongs to the field of dryers, and particularly relates to a spray dryer convenient for cleaning an inner wall, which comprises: the drying device, the separating device connected with the drying device and the condenser connected with the separating device; the drying device comprises a drying host, a motor positioned at the top of the drying host, a rotating frame connected with the motor, and a scraper connected with the other end of the rotating frame. According to the utility model, the scraper is arranged in the drying host machine, so that the product adhered in the drying host machine can be cleaned from the inner wall, the product utilization rate is improved, and the influence on the next drying process is avoided.

Description

Spray drier convenient to clean inner wall

Technical Field

The utility model relates to the field of dryers, in particular to a spray dryer convenient for cleaning an inner wall.

Background

The existing spray dryer in the market can not consider the products sticking on the inner wall in the drying process, and can not collect and utilize the products well. And if the residual products on the inner wall of the dryer can not be cleaned in time, the next drying process is easily affected.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: a spray dryer is provided to facilitate cleaning of the inner wall to address product remaining on the inner wall of the dryer.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the spray dryer comprises a drying device, a separating device connected with the drying device, and a condenser connected with the separating device; the drying device comprises a drying host, a motor positioned at the top of the drying host, a rotating frame connected with the motor, and a scraper connected with the other end of the rotating frame.

Furthermore, drying device still includes the air intake that is located drying host computer one side, is located the atomizer at drying host computer top, the charge-in pipeline that links to each other with the atomizer, the first ejection of compact pipeline that links to each other with drying host computer bottom.

Further, the motor includes the motor shaft, and the motor shaft is connected through the shaft coupling with the swivel mount.

Further, the scraper blade is the circular arc shape board that one side thickness reduces gradually, and the scraper blade butt drying host computer inner wall.

Further, the rotating frame is right-angled.

Further, the separation device is connected with the drying host machine through a first discharge pipeline.

Further, the separation device comprises a cyclone separator and a bag filter; the upper part of the cyclone separator is connected with the upper part of the bag filter through a first gas transmission pipeline; the lower part of the cyclone separator is connected with a second discharge pipeline; the lower part of the bag filter is connected with a third discharge pipeline.

Further, the upper part of the bag filter is connected with a condenser through a second gas transmission pipeline.

Furthermore, the lower end of the condenser is connected with a water outlet pipeline.

The utility model has the beneficial effects that: according to the utility model, the scraper is arranged in the drying host machine, so that the product adhered in the drying host machine can be cleaned from the inner wall, the product utilization rate is improved, and the influence on the next drying process is avoided.

Drawings

The utility model is further illustrated by the following figures and examples.

FIG. 1 is a schematic view of a spray dryer;

fig. 2 is a sectional view a-a of the drying machine of fig. 1.

In the figure:

a spray dryer 100;

the drying device comprises a drying device 1, an atomizer 11, a scraper 12, an air inlet 13, a feeding pipeline 14, a first discharging pipeline 15, a drying host 16, a motor 17, a motor shaft 171 and a rotating frame 18;

the separation device 2, the cyclone separator 21, the bag filter 22, the first gas transmission pipeline 23, the second gas transmission pipeline 24, the second discharge pipeline 25 and the third discharge pipeline 26;

condenser 3 and water outlet pipe 31.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the present invention will now be described in detail with reference to the accompanying drawings. This figure is a simplified schematic diagram, and merely illustrates the basic structure of the present invention in a schematic manner, and therefore it shows only the constitution related to the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, the present embodiment provides a spray dryer 100 for facilitating cleaning of an inner wall, comprising: the drying device 1, the separating device 2 connected with the drying device 1, and the condenser 3 connected with the separating device 2. Wherein the drying device 1 is suitable for drying feed liquid to form a gas-solid mixture, and is connected with the separation device 2 through a first discharge pipeline 15, so that a dried product is conveyed to the separation device 2; the separation device 2 is suitable for separating gas from solid in the gas-solid mixture, the gas is conveyed to the condenser 3 through the second gas conveying pipeline 24, and the solid product is collected through the second discharge pipeline 25 and the third discharge pipeline 26; the condenser 3 is adapted to condense and liquefy the gas into a solvent to be collected for reuse through the outlet conduit 31.

Specifically, as shown in fig. 1-2, the drying device 1 includes a main drying machine 16, an air inlet 13 located on one side of the main drying machine 16, an atomizer 11 located on the top of the main drying machine 16, a feeding pipe 14 connected to the atomizer 11, a motor 17 located beside the atomizer 11, a first discharging pipe 15 connected to the bottom of the main drying machine 16, a scraper 12 disposed inside the main drying machine 16, and a rotating frame 18 connected to the scraper 12 and the motor 17, respectively. The feed liquid reaches the atomizer 11 through the feed pipe 14, and the atomizer 11 converts the feed liquid into droplets, and the droplets enter the drying main machine 16. The air inlet 13 is located at one side of the main drying machine 16 and is used for conveying hot air to the interior of the main drying machine 16 to exchange heat with the fog drops, so that instant evaporation and instant drying are completed, and a product of dry powder particles is obtained. The bottom of the drying main machine 16 is connected with a first discharging pipeline 15, and the product enters the separating device 2 through the first discharging pipeline 15 after being dried.

During the drying process of the drying main machine 16, the motor 17 is started, the motor shaft 171 is connected with the rotating frame 18 through the coupling, and the rotating frame 18 is driven to rotate by the rotation of the motor shaft 171. The other end of swivel mount 18 is connected with scraper blade 12, scraper blade 12 is the circular arc shaped plate that one side thickness reduces gradually, and scraper blade 12 butt drying host computer 16 inner wall, and when swivel mount 18 rotated, drive scraper blade 12 and make circular motion along drying host computer 16 inner wall, scraper blade 12 will remain and scrape off at the inside product of drying host computer 16.

Specifically, referring to fig. 1, the separation device 2 includes a cyclone separator 21, a bag filter 22, a first gas transmission pipeline 23, a second gas transmission pipeline 24, a second discharge pipeline 25, and a third discharge pipeline 26. The side edge of the cyclone separator 21 is connected with the first discharge pipeline 15, and a product dried in the drying host machine 16 enters the cyclone separator 21 through the first discharge pipeline 15 to perform first separation of a gas-solid mixture. The bottom of the cyclone 21 is connected to a second discharge conduit 25 and the separated product enters the second discharge conduit 25 to be collected. The top of the cyclone separator 21 is connected with a first gas transmission pipeline 23, and the separated gas is transmitted to a bag filter 22; when the gas is delivered to the bag filter 22, the bag filter 22 performs a second separation, the bottom of the bag filter 22 is connected to a third discharge conduit 26, and the product is separated and collected in the third discharge conduit 26. The upper part of the bag filter 22 is connected to the condenser 3 through a second gas transfer pipe 24 to transfer the second separated gas to the condenser 3.

Specifically, as shown in fig. 1, one side of the condenser 3 is connected to a second gas transmission pipe 24, and the solvent vapor enters the condenser 3 through the second gas transmission pipe 24, so that the solvent vapor is liquefied in the condenser 3 under the action of the refrigerant in the condenser 3. The bottom of the condenser 3 is connected with a water outlet pipe 31, and the condensed solvent flows into the water outlet pipe 31 and is collected through the water outlet pipe 31.

This spray dryer lets in feed liquid feed pipe 14 and gets into atomizer 11, and atomizer 11 turns into liquid material vaporific, and hot-blast entering through air intake 13 simultaneously turns into dry granule product with vaporific liquid material through the heat transfer, and the product gets into first ejection of compact pipeline 15 to in being brought to cyclone 21 by the air current. Performing first gas-solid separation in the cyclone separator 21, and collecting a first part of separated products through a second discharge pipeline 25; the part separated in the cyclone separator 21 enters a bag filter 22 through a first gas transmission pipeline 23 for secondary separation, the separated gas part enters a condenser 3 through a second gas transmission pipeline 24, and the product enters a third discharge pipeline 26 for collection; the solvent vapor liquefies under the action of the condenser 3 and enters the water outlet pipe 31 to be collected.

During the drying process of the drying main machine 16, the scraper 12 abuts against the inner wall of the drying main machine 16, and when the motor 17 is started, the motion is transmitted to the scraper 12 through the motor shaft 171 and the rotating frame 18, so that the scraper 12 makes a circular motion along the inner wall of the drying main machine 16 to scrape off the product remained in the drying main machine 16.

In the several embodiments provided in the present application, it should be understood that the disclosed system, apparatus and method may be implemented in other ways. The above-described embodiments of the apparatus are merely illustrative, and for example, the division of the units is only one logical division, and there may be other divisions when actually implemented, and for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed.

In light of the foregoing description of preferred embodiments in accordance with the utility model, it is to be understood that numerous changes and modifications may be made by those skilled in the art without departing from the scope of the utility model. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. A spray dryer for facilitating cleaning of an inner wall, comprising: the drying device, the separating device connected with the drying device and the condenser connected with the separating device; the drying device comprises a drying host, a motor positioned at the top of the drying host, a rotating frame connected with the motor, and a scraper connected with the other end of the rotating frame.

2. The spray dryer of claim 1, wherein the drying device further comprises an air inlet at one side of the main drying unit, an atomizer at the top of the main drying unit, a feed conduit connected to the atomizer, and a first discharge conduit connected to the bottom of the main drying unit.

3. The spray dryer of claim 1, wherein the motor comprises a motor shaft, the motor shaft being coupled to the spin stand by a coupling.

4. The spray dryer of claim 1, wherein the scraper is an arc plate with a gradually decreasing thickness on one side, and the scraper abuts against the inner wall of the drying main body.

5. A spray dryer according to claim 1 wherein the swivel is right-angled.

6. A spray dryer according to claim 1 wherein the separating apparatus is connected to the drying main via a first discharge conduit.

7. A spray dryer according to claim 6, wherein the separation means comprises a cyclone separator and a bag filter; the upper part of the cyclone separator is connected with the upper part of the bag filter through a first gas transmission pipeline; the lower part of the cyclone separator is connected with a second discharge pipeline; the lower part of the bag filter is connected with a third discharge pipeline.

8. A spray dryer according to claim 7 wherein the upper part of the bag filter is connected to the condenser by a second gas line.

9. A spray dryer according to claim 8 wherein the lower end of the condenser is connected to an outlet conduit.