CN211233633U

CN211233633U - Spray drying equipment

Info

Publication number: CN211233633U
Application number: CN201922449396.9U
Authority: CN
Inventors: 职毓杰; 王亚楠; 贾国超; 孙勇; 徐宏普; 冯永强; 冯雪; 职爱民
Original assignee: Henan Youmin Biotechnology Co ltd
Current assignee: Henan Youmin Biotechnology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-08-11
Anticipated expiration: 2029-12-31

Abstract

The utility model relates to a feed processing equipment, specifically speaking relate to a spray drying equipment, including the drying tower, its characterized in that: drying tower upper end mid-mounting have atomizing nozzle, atomizing nozzle connect the force pump, the force pump connect the material room, send into atomizing nozzle department through the force pump with the material and spray the atomizing material in to the drying tower, drying tower upper end lateral part connect hot-blast pipeline, hot-blast pipeline connect the hot-blast furnace, the hot-blast furnace connect air cleaner, the air admission hot-blast furnace after will filtering utilizes hot-blast pipeline to send hot-blast into the drying tower through the hot-blast furnace in, drying tower middle part be a drying section of thick bamboo, the lower part is equipped with the unloading funnel, drying section of thick bamboo and unloading funnel internal connection department install the filter, carry out the unloading with the material after the drying filtration and collect. The structure has the advantages of uniform heating of the material, no blackening, no adhesion, convenient use and high processing efficiency.

Description

Spray drying equipment

Technical Field

The utility model relates to a feed processing equipment, specifically speaking relate to a spray drying equipment.

Background

A spray drying device is a thermal process that liquid materials are atomized into fine fog-shaped liquid drops through a nozzle, the fine fog-shaped liquid drops are contacted with a heat medium in a drying tower, and the fine fog-shaped liquid drops are dried into powder; the method is suitable for producing powdery, granular or blocky solid products from liquid raw materials such as solutions, emulsions and pumpable suspensions.

The existing spray drying equipment introduces hot air at the top of a drying tower, simultaneously, feed liquid is delivered to the top of the tower, the spray drying equipment sprays atomized liquid drops through an atomizing nozzle, moisture is rapidly evaporated after the spray drying equipment is contacted with high-temperature hot air, and the spray drying equipment becomes a dried product in a very short time.

Disclosure of Invention

The utility model aims at solving the existing defects, and provides a spray drying device which has the advantages that the material is heated uniformly, the material can not become black and scorched and adhere, the use is convenient, and the processing efficiency is high.

The technical scheme of the utility model is realized like this: a spray drying apparatus comprising a drying tower, characterized in that: drying tower upper end mid-mounting have atomizing nozzle, atomizing nozzle connect the force pump, the force pump connect the material room, send into atomizing nozzle department through the force pump with the material and spray the atomizing material in to the drying tower, drying tower upper end lateral part connect hot-blast pipeline, hot-blast pipeline connect the hot-blast furnace, the hot-blast furnace connect air cleaner, the air admission hot-blast furnace after will filtering utilizes hot-blast pipeline to send hot-blast into the drying tower through the hot-blast furnace in, drying tower middle part be a drying section of thick bamboo, the lower part is equipped with the unloading funnel, drying section of thick bamboo and unloading funnel internal connection department install the filter, carry out the unloading with the material after the drying filtration and collect.

The drying tower is of a double-layer structure and is provided with an inner wall and an outer wall, a gap is arranged in the middle of the drying tower, an auxiliary hot air plate is arranged in the gap corresponding to the upper part and the drying cylinder of the drying tower, the auxiliary hot air plate is arranged in the gap in a cylindrical shape, a hot air chamber is arranged in the gap, an auxiliary hot air pipe is arranged on the outer side of the auxiliary hot air plate, a plurality of auxiliary air inlet pipes are arranged on the inner side of the auxiliary hot air plate corresponding to the inner wall, the auxiliary air inlet pipes are distributed on the inner side of the auxiliary hot air plate in a circular structure from top to bottom, round holes are formed in the positions, corresponding to the auxiliary air inlet pipes, of the inner walls, the inner ends of the auxiliary air inlet pipes are arranged in the.

And the outer end of the auxiliary hot air pipe is provided with a hot air distributor, the hot air distributor is connected with the hot air pipeline and the auxiliary hot air pipe, and the air supply quantity is distributed by setting a numerical value.

The unloading funnel be bilayer structure, be equipped with unloading inner wall and unloading outer wall, the middle part is equipped with the unloading clearance, unloading funnel one side unloading clearance in install the cold air duct, the cold air duct outside install the cold air duct, a plurality of cold wind pipes are installed to inboard from the top down, the unloading outer wall correspond cold air duct department and open and have the cold wind mounting hole, the unloading inner wall correspond cold wind pipe department and open and have the pipe mounting hole, the cold air duct on install the air-cooler, air cleaner is installed to the tip, send the air after filtering into the unloading funnel through the air-cooler.

Unloading funnel opposite side upper portion install the exhaust column, the exhaust column outer end connect cyclone, cyclone upper portion installation blast pipe, the secondary unloading is installed to the lower part and is collected the room, the blast pipe connect exhaust-gas treatment ware, the secondary unloading collect the room and carry out the secondary from the dust granule of taking out in the unloading funnel and collect.

When in use: the material is sent into the atomizing nozzle through the pressure pump, the material is atomized and sprayed into through the atomizing nozzle, in the drying tower, utilize the hot-blast furnace to send hot-blast into the drying tower, because install the hot-blast distributor on the hot-blast pipeline, make and distribute some hot-blast to the upper portion air inlet of drying tower through the hot-blast pipeline, another part sends into the supplementary hot-blast board through supplementary hot-blast main, utilize a plurality of supplementary air-supply lines of supplementary hot-blast inboard board, send hot-blast into the drying cylinder, the overall arrangement of supplementary air-supply line makes hot-blast in the drying cylinder, from the top down evenly enters the air all around, reach the material and be heated dry evenly.

During the unloading, the material after the drying passes through the filter and gets into unloading funnel department, starts the air-cooler and evenly sends cold wind into the unloading funnel from the top down through cold air duct, cold-blast pipe and cold wind pipe in, for the material cooling after the drying.

Because exhaust column and cyclone are installed to unloading funnel opposite side, take out moisture and dust in the unloading funnel, carry out the secondary through cyclone and retrieve the material of adulteration in with the moisture, the blast pipe on upper portion discharges the moisture.

Because the exhaust pipe is connected with the exhaust gas processor, the exhaust gas is processed.

The utility model has the advantages that: the structure has the advantages of uniform heating of the material, no blackening, no adhesion, convenient use and high processing efficiency.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic diagram of the internal structure of the drying tower of the present invention.

Wherein: 1. the device comprises a drying tower 2, an atomizing nozzle 3, a pressure pump 4, a material chamber 5, a hot air pipeline 6, a hot air furnace 7, an air filter 8, a drying cylinder 9, a discharging hopper 10, a filter plate 11, an inner wall 12, an outer wall 13, a gap 14, an auxiliary hot air plate 15, an auxiliary hot air pipe 16, an auxiliary air inlet pipe 17, a hot air distributor 18, a discharging inner wall 19, a discharging outer wall 20, a discharging gap 21, a cold air pipe 22, a cold air pipeline 23, a cold air duct 24, an air cooler 25, an air exhaust pipe 26, a cyclone dust collector 27, an exhaust pipe 28 and a secondary discharging collection chamber.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

As shown in fig. 1-2: a spray drying apparatus comprising a drying tower 1, characterized in that: drying tower 1 upper end mid-mounting have atomizing nozzle 2, atomizing nozzle 2 connect force pump 3, force pump 3 connect material room 4, send into atomizing nozzle 2 department through force pump 3 and spray the atomizing material to drying tower 1 in, drying tower 1 upper end lateral part connect hot-blast main 5, hot-blast main 5 connect hot-blast furnace 6, hot-blast furnace 6 connect air cleaner 7, the air admission hot-blast furnace 6 after will filtering utilizes hot-blast main 5 to send into drying tower 1 through hot-blast furnace 6 in, drying tower 1 middle part be drying tube 8, the lower part is equipped with unloading funnel 9, drying tube 8 and unloading funnel 9 internal connection department install filter 10, carry out the unloading with the dry material after filtering and collect.

The drying tower 1 is of a double-layer structure and is provided with an inner wall 11 and an outer wall 12, a gap 13 is arranged in the middle, an auxiliary hot air plate 14 is arranged in the gap 13 corresponding to the upper part of the drying tower 1 and a drying cylinder 8, the auxiliary hot air plate 14 is cylindrical and is arranged in the gap 13, a hot air chamber is formed in the gap, an auxiliary hot air pipe 15 is arranged on the outer side of the gap, a plurality of auxiliary air inlet pipes 16 are arranged on the inner side of the gap corresponding to the inner wall 11, the auxiliary air inlet pipes 16 are distributed on the inner side of the auxiliary hot air plate 14 in a circular structure from top to bottom, a circular hole is formed in the position of the inner wall 11 corresponding to the auxiliary air inlet pipes 16, the inner end of each auxiliary air inlet pipe 16 is arranged in the circular hole and communicated with the inner part of the drying tower 1, and mounting holes.

And a hot air distributor 17 is arranged at the outer end of the auxiliary hot air pipe 15, the hot air distributor 17 is connected with the hot air pipe 5 and the auxiliary hot air pipe 15, and the air supply quantity is distributed by setting numerical values.

Unloading funnel 9 be bilayer structure, be equipped with unloading inner wall 18 and unloading outer wall 19, the middle part is equipped with unloading clearance 20, 9 one side unloading clearance 20 of unloading funnel in install cold-blast pipe 21, cold-blast pipe 21 outside install cold-blast pipeline 22, a plurality of cold wind pipes 23 are installed to inboard from the top down, unloading outer wall 19 correspond cold-blast pipeline 22 department and open and have the cold wind mounting hole, unloading inner wall 18 correspond cold-blast pipe 23 department and open and have the pipe mounting hole, cold-blast pipeline 22 on install air-cooler 24, air cleaner 7 is installed to the tip, send into unloading funnel 9 through air-cooler 24 with the air after filtering.

Unloading funnel 9 opposite side upper portion install exhaust column 25, exhaust column 25 outer end connect cyclone 26, cyclone 26 upper portion installation blast pipe 27, the lower part is installed the secondary unloading and is collected room 28, blast pipe 27 connect exhaust processor, the secondary unloading collect the room 28 will follow the dust particle of taking out in the unloading funnel 9 and carry out the secondary and collect.

When in use: the material is sent into the atomizing nozzle 2 through the pressure pump 3, the material is atomized and sprayed into through the atomizing nozzle 2, in the drying tower 1, hot air is sent into the drying tower 1 through the hot air furnace 6, because a hot air distributor 17 is installed on the hot air pipeline 5, a part of hot air is distributed to the upper part of the drying tower 1 to enter air through the hot air pipeline 5, the other part of hot air is sent into the auxiliary hot air plate 14 through the auxiliary hot air pipe 15, the hot air is sent into the drying cylinder 8 through a plurality of auxiliary air inlet pipes 16 on the inner side of the auxiliary hot air plate 14, the hot air is evenly entered into the drying cylinder 8 from top to bottom, and the material is evenly heated and dried.

During the unloading, the material after the drying passes through filter 10 and gets into unloading funnel 9 department, starts air-cooler 24 and evenly sends cold wind into unloading funnel 9 from the top down through cold wind pipeline 22, cold wind pipe 21 and cold wind pipe 22 in, for the material cooling after the drying.

Because the other side of the blanking funnel 9 is provided with the exhaust pipe 25 and the cyclone dust collector 26, moisture and dust in the blanking funnel 9 are extracted, materials mixed in the moisture are secondarily recovered through the cyclone dust collector 26, and the moisture is discharged through the exhaust pipe 27 at the upper part.

Since the exhaust pipe 27 is connected to an exhaust gas treatment device, the exhaust gas is treated.

The structure has the advantages of uniform heating of the material, no blackening, no adhesion, convenient use and high processing efficiency.

Claims

1. A spray drying apparatus comprising a drying tower, characterized in that: drying tower upper end mid-mounting have atomizing nozzle, atomizing nozzle connect the force pump, the force pump connect the material room, send into atomizing nozzle department through the force pump with the material and spray the atomizing material in to the drying tower, drying tower upper end lateral part connect hot-blast pipeline, hot-blast pipeline connect the hot-blast furnace, the hot-blast furnace connect air cleaner, the air admission hot-blast furnace after will filtering utilizes hot-blast pipeline to send hot-blast into the drying tower through the hot-blast furnace in, drying tower middle part be a drying section of thick bamboo, the lower part is equipped with the unloading funnel, drying section of thick bamboo and unloading funnel internal connection department install the filter, carry out the unloading with the material after the drying filtration and collect.

2. A spray drying apparatus according to claim 1, wherein: the drying tower is of a double-layer structure and is provided with an inner wall and an outer wall, a gap is arranged in the middle of the drying tower, an auxiliary hot air plate is arranged in the gap corresponding to the upper part and the drying cylinder of the drying tower, the auxiliary hot air plate is arranged in the gap in a cylindrical shape, a hot air chamber is arranged in the gap, an auxiliary hot air pipe is arranged on the outer side of the auxiliary hot air plate, a plurality of auxiliary air inlet pipes are arranged on the inner side of the auxiliary hot air plate corresponding to the inner wall, the auxiliary air inlet pipes are distributed on the inner side of the auxiliary hot air plate in a circular structure from top to bottom, round holes are formed in the positions, corresponding to the auxiliary air inlet pipes, of the inner walls, the inner ends of the auxiliary air inlet pipes are arranged in the.

3. A spray drying apparatus according to claim 2, wherein: and the outer end of the auxiliary hot air pipe is provided with a hot air distributor, the hot air distributor is connected with the hot air pipeline and the auxiliary hot air pipe, and the air supply quantity is distributed by setting a numerical value.

4. A spray drying apparatus according to claim 1, wherein: the unloading funnel be bilayer structure, be equipped with unloading inner wall and unloading outer wall, the middle part is equipped with the unloading clearance, unloading funnel one side unloading clearance in install the cold air duct, the cold air duct outside install the cold air duct, a plurality of cold wind pipes are installed to inboard from the top down, the unloading outer wall correspond cold air duct department and open and have the cold wind mounting hole, the unloading inner wall correspond cold wind pipe department and open and have the pipe mounting hole, the cold air duct on install the air-cooler, air cleaner is installed to the tip, send the air after filtering into the unloading funnel through the air-cooler.

5. A spray drying apparatus according to claim 4, wherein: unloading funnel opposite side upper portion install the exhaust column, the exhaust column outer end connect cyclone, cyclone upper portion installation blast pipe, the secondary unloading is installed to the lower part and is collected the room, the blast pipe connect exhaust-gas treatment ware, the secondary unloading collect the room and carry out the secondary from the dust granule of taking out in the unloading funnel and collect.