CN211273593U

CN211273593U - High-speed centrifugal spray dryer

Info

Publication number: CN211273593U
Application number: CN201921832898.3U
Authority: CN
Inventors: 魏建军; 霍瑞胜; 刘金锁; 刘学智; 刘中福
Original assignee: Tianjin Xinxing Veterinary Pharmaceutical Factory
Current assignee: Tianjin Xinxing Veterinary Pharmaceutical Factory
Priority date: 2019-10-29
Filing date: 2019-10-29
Publication date: 2020-08-18
Anticipated expiration: 2029-10-29

Abstract

The utility model relates to a desiccator technical field just discloses a high-speed centrifugation spray drier, including the drying cabinet, the left bottom fixedly connected with air-blower of drying cabinet, the top fixedly connected with heater of air-blower, the left side fixedly connected with air distributor of heater top, air distributor's right side fixedly connected with booster pump, upper and lower both ends difference fixedly connected with one-level hot-blast main and second grade hot-blast main on booster pump right side, one-level hot-blast main's top fixedly connected with shower nozzle, another shower nozzle of fixedly connected with is distinguished to second grade hot-blast main's upper and lower both sides. The utility model discloses a two sets of hot-blast main and shower nozzle make the material fall again through the two-stage drying, have avoided the material to form the bulk at drying process, have prolonged the unsettled dry time of material, have guaranteed that the material can be more abundant and hot-air contact to promote the drying efficiency of material, improved the rationality and the feasibility of device.

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

The high-speed centrifugal spray drier is a novel high-efficiency drying device, and is characterized in that air is sprayed into the drying box through a filtering device, a heating device and an air distributor, then feed liquid is sprayed into the drying box through a high-speed centrifugal atomizer to form ultrafine vaporific liquid beads, the ultrafine vaporific liquid beads enter the drying cylinder, and after the feed liquid and the feed liquid are contacted, the feed liquid and the feed liquid can be dried into finished products in a very short time, and then the finished products are filtered and collected.

The existing high-speed centrifugal spray dryer is used, most devices only perform primary drying on materials, the materials are easy to form a bulk in the drying process, the drying process of the materials is seriously affected, the drying efficiency of the device is reduced, the dried materials are directly discharged, the dried unqualified materials are easy to accelerate to fall, the drying effect of the materials cannot be guaranteed, and therefore the high-speed centrifugal spray dryer is provided.

SUMMERY OF THE UTILITY MODEL

The not enough to prior art, the utility model provides a high-speed centrifugal spray drier possesses drying efficiency height and the good advantage of drying quality, has solved the problem mentioned among the above-mentioned background art.

The utility model provides a following technical scheme: a high-speed centrifugal spray dryer comprises a drying box, wherein an air blower is fixedly connected to the left bottom end of the drying box, a heater is fixedly connected to the upper portion of the air blower, an air distributor is fixedly connected to the left side of the upper portion of the heater, a booster pump is fixedly connected to the right side of the air distributor, a primary hot air pipeline and a secondary hot air pipeline are fixedly connected to the upper end and the lower end of the right side of the booster pump respectively, a spray head is fixedly connected to the upper portion of the primary hot air pipeline, another spray head is fixedly connected to the upper side and the lower side of the secondary hot air pipeline respectively, a filter screen located below the secondary hot air pipeline is fixedly connected to the inside of the drying box, a high-speed centrifugal atomizer is fixedly connected to the top end of the drying box, a, the right side of the cyclone separator is fixedly connected with an air suction pipeline, one end of the air suction pipeline, which is positioned inside the cyclone separator, is fixedly connected with an air purification cover, and the right end of the air suction pipeline is fixedly connected with an exhaust fan.

Preferably, an air purification device is arranged at an air inlet of the blower, and the blower, the heater, the air distributor and the booster pump are all connected through connecting pipelines.

Preferably, the number of the middle pipelines of the first-stage hot air pipeline is less than that of the middle pipelines of the second-stage hot air pipeline, and the first-stage hot air pipeline and the second-stage hot air pipeline are both of square net structures.

Preferably, the shower nozzle all inclines to the middle part setting of drying cabinet, and the density value of top shower nozzle is greater than the density value of below shower nozzle, the equal equidistance of shower nozzle distributes on one-level hot-blast main and second grade hot-blast main.

Preferably, the filter screen is square, and the length and width values of the filter screen are respectively equal to the length and width values in the drying box.

Preferably, a simple filtering structure is arranged on the left side of the air purification cover.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. the utility model discloses a two sets of hot-blast main and shower nozzle make the material fall again through the two-stage drying, have avoided the material to form the bulk at drying process, have prolonged the unsettled dry time of material, have guaranteed that the material can be more abundant and hot-air contact to promote the drying efficiency of material, improved the rationality and the feasibility of device.

2. The utility model discloses a shower nozzle has been set up in second grade hot-blast main's below to with mutually supporting of filter screen, make the material after the drying screen in the drying section of thick bamboo, avoided the unqualified material of drying to take advantage of the situation and fall down, thereby promoted the drying quality of material, improved the stability and the reliability of device.

Drawings

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

fig. 2 is a schematic view of the structure of the one-level hot air duct of the present invention.

In the figure: 1. a drying oven; 2. a blower; 3. a heater; 4. an air distributor; 5. a booster pump; 6. a primary hot air pipeline; 7. a secondary hot air pipeline; 8. a spray head; 9. a filter screen; 10. a high-speed centrifugal atomizer; 11. a feed inlet; 12. a cyclone separator; 13. an air extraction duct; 14. an air purification cover; 15. an exhaust fan.

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. 1-2, a high-speed centrifugal spray dryer comprises a drying box 1, a blower 2 is fixedly connected to the left bottom end of the drying box 1, an air purification device is arranged at the air inlet of the blower 2, a heater 3, an air distributor 4 and a booster pump 5 are all connected through connecting pipes, the air purification device and the blower 2 are arranged at the air inlet of the blower 2, the heater 3, the air distributor 4 and the booster pump 5 are all connected through connecting pipes, so that external air enters a first-stage hot air pipeline 6 and a second-stage hot air pipeline 7 respectively through filtering, purifying, heating, drying, distributing and boosting, and is discharged through a nozzle 8 to dry the material, thereby ensuring that the material can fall down after two-stage drying, avoiding the material from forming a bulk in the drying process, and prolonging the suspension drying time of the material, the material can be ensured to be more fully contacted with hot air, thereby improving the drying efficiency of the material and improving the rationality and feasibility of the device, the heater 3 is fixedly connected above the air blower 2, the air distributor 4 is fixedly connected on the left side above the heater 3, the booster pump 5 is fixedly connected on the right side of the air distributor 4, the upper end and the lower end on the right side of the booster pump 5 are respectively and fixedly connected with a primary hot air pipeline 6 and a secondary hot air pipeline 7, the number of the pipelines in the middle of the primary hot air pipeline 6 is less than that of the pipelines in the middle of the secondary hot air pipeline 7, the primary hot air pipeline 6 and the secondary hot air pipeline 7 are both in square net structures, the material can be dried for a period of time in the area above the primary hot air pipeline 6 by the number of the pipelines in the middle of the primary hot air pipeline 6 being less than that of the pipelines in, the materials are dried in the second stage by hot air exhausted by the second stage hot air pipeline 7, the materials can fall after being dried in the second stage, the suspension drying time of the materials is prolonged, the materials can be fully contacted with the hot air, the drying efficiency of the materials is improved, the rationality and the feasibility of the device are improved, a spray head 8 is fixedly connected above the first stage hot air pipeline 6, the spray heads 8 are all arranged in the middle of the drying box 1 in an inclined mode, the density value of the spray head 8 above is larger than that of the spray head 8 below, the spray heads 8 are distributed on the first stage hot air pipeline 6 and the second stage hot air pipeline 7 in an equal distance mode, the spray heads 8 are all arranged in the middle of the drying box 1 in an inclined mode, the density value of the spray head 8 above is larger than that of the spray head 8 below and the spray heads 8 are distributed on the first stage hot air pipeline 6 and the second stage hot air pipeline 7 in an equal distance mode, so that the, when the material falls on the filter screen 9, the hot air exhausted by the spray nozzle 8 below the secondary hot air pipeline 7 can screen and dry the material, the dried material can be screened in the drying cylinder, the situation that the material which is unqualified to be dried falls down is avoided, the drying quality of the material is improved, the stability and the reliability of the device are improved, the upper side and the lower side of the secondary hot air pipeline 7 are respectively and fixedly connected with another spray nozzle 8, the inside of the drying box 1 is fixedly connected with the filter screen 9 which is positioned below the secondary hot air pipeline 7, the filter screen 9 is square, the length and width values of the filter screen 9 are respectively equal to the length and width values inside the drying box 1, the length and width values of the filter screen 9 and the length and width values inside the drying box 1 are respectively equal to each other through the square filter screen 9, the dried material can be screened in the drying cylinder, the situation that the material which is unqualified to be, and then promoted the drying quality of material, the stability of device is improved, the high-speed centrifugal atomizer 10 of top fixedly connected with of drying cabinet 1, the top fixedly connected with feed inlet 11 of high-speed centrifugal atomizer 10, the bottom fixedly connected with cyclone 12 of drying cabinet 1, the right side fixedly connected with exhaust duct 13 of cyclone 12, exhaust duct 13 is located the inside one end fixedly connected with air purification cover 14 of cyclone 12, the left side of air purification cover 14 is equipped with simple and easy filtration, the left side through air purification cover 14 is equipped with simple and easy filtration, prevent that the too much filtration through air purification cover 14 of debris inside cyclone 12, thereby the life of air purification cover 14 has been prolonged, the rationality and the economic nature of device have been improved, the right-hand member fixedly connected with air exhauster 15 of exhaust duct 13.

The working principle is as follows: firstly, the equipment is started, external air respectively enters the interiors of a first-stage hot air pipeline 6 and a second-stage hot air pipeline 7 through an air blower 2, a heater 3, an air distributor 4 and a booster pump 5, and is then discharged through a spray head 8, materials are then put into a high-speed centrifugal atomizer 10 through a feed inlet 11, the materials are formed into fog-like spray under the action of the high-speed centrifugal atomizer 10 and are discharged into a drying box 1, the fog-like materials are mixed with hot air and fall down while drying, the fog-like materials fall down above a filter screen 9 after being subjected to secondary purification, under the matching action of the spray head 8 below the second-stage hot air pipeline 7, finished dry materials fall into a cyclone separator 12, the materials are separated and then discharged through the cyclone separator 12, waste gas is discharged through an exhaust fan 15 under the action of an air purification hood 14, and the operation.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Simultaneously in the utility model discloses an in the drawing, fill the pattern and just do not do any other injecions for distinguishing the picture layer.

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 high-speed centrifugal spray dryer, includes drying cabinet (1), its characterized in that: the air drying device is characterized in that an air blower (2) is fixedly connected to the left bottom end of the drying box (1), a heater (3) is fixedly connected to the upper portion of the air blower (2), an air distributor (4) is fixedly connected to the left side of the heater (3), a booster pump (5) is fixedly connected to the right side of the air distributor (4), a first-stage hot air pipeline (6) and a second-stage hot air pipeline (7) are fixedly connected to the upper end and the lower end of the right side of the booster pump (5) respectively, a spray head (8) is fixedly connected to the upper portion of the first-stage hot air pipeline (6), another spray head (8) is fixedly connected to the upper side and the lower side of the second-stage hot air pipeline (7) respectively, a filter screen (9) located below the second-stage hot air pipeline (7), the top fixedly connected with feed inlet (11) of high-speed centrifugal atomizer (10), the bottom fixedly connected with cyclone (12) of drying cabinet (1), the right side fixedly connected with exhaust duct (13) of cyclone (12), exhaust duct (13) are located the inside one end fixedly connected with air purification cover (14) of cyclone (12), the right-hand member fixedly connected with air exhauster (15) of exhaust duct (13).

2. A high speed centrifugal spray dryer according to claim 1 wherein: the air purifier is arranged at the air inlet of the air blower (2), and the air blower (2), the heater (3), the air distributor (4) and the booster pump (5) are connected through connecting pipelines.

3. A high speed centrifugal spray dryer according to claim 1 wherein: the number of the middle pipelines of the first-stage hot air pipeline (6) is less than that of the middle pipelines of the second-stage hot air pipeline (7), and the first-stage hot air pipeline (6) and the second-stage hot air pipeline (7) are both of square net structures.

4. A high speed centrifugal spray dryer according to claim 1 wherein: shower nozzle (8) all incline to the middle part setting of drying cabinet (1), and the density value of top shower nozzle (8) is greater than the density value of below shower nozzle (8), shower nozzle (8) equidistance distributes on one-level hot-blast main (6) and second grade hot-blast main (7).

5. A high speed centrifugal spray dryer according to claim 1 wherein: the filter screen (9) is square, and the length and width values of the filter screen (9) are respectively equal to those of the inside of the drying box (1).

6. A high speed centrifugal spray dryer according to claim 1 wherein: the left side of the air purification cover (14) is provided with a simple filtering structure.