CN212566496U - Vertical fluidized drying machine - Google Patents
Vertical fluidized drying machine Download PDFInfo
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- CN212566496U CN212566496U CN202021274527.0U CN202021274527U CN212566496U CN 212566496 U CN212566496 U CN 212566496U CN 202021274527 U CN202021274527 U CN 202021274527U CN 212566496 U CN212566496 U CN 212566496U
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- 238000001035 drying Methods 0.000 title claims abstract description 203
- 239000010410 layer Substances 0.000 claims abstract description 208
- 239000000463 material Substances 0.000 claims abstract description 108
- 238000001816 cooling Methods 0.000 claims abstract description 84
- 239000011229 interlayer Substances 0.000 claims abstract description 50
- 238000003756 stirring Methods 0.000 claims abstract description 39
- 238000007790 scraping Methods 0.000 claims abstract description 29
- 238000007599 discharging Methods 0.000 claims abstract description 8
- 238000004140 cleaning Methods 0.000 claims description 21
- 241000347341 Bothus lunatus Species 0.000 claims description 5
- 210000001503 joint Anatomy 0.000 claims description 3
- 241000251468 Actinopterygii Species 0.000 description 4
- 235000019764 Soybean Meal Nutrition 0.000 description 4
- 230000009471 action Effects 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 239000004455 soybean meal Substances 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 241001465754 Metazoa Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- 241000406668 Loxodonta cyclotis Species 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to a vertical fluidized dryer, a main shaft is arranged along the axis of a cylinder body, a pre-drying layer, a drying layer and a cooling layer are sequentially arranged in the inner cavity of the cylinder body from top to bottom, and the top of each interlayer air chamber is respectively provided with a sieve plate; the side wall of the interlayer air chamber of each layer is respectively provided with an air inlet, and the upper part of the cylinder wall of each layer or the top of the cylinder body is respectively provided with an air outlet; the top pre-drying layer is provided with a feeding chute, the upper part of the cylinder wall of each pre-drying layer is respectively provided with a pre-drying overflow port, and each pre-drying overflow port is respectively connected with the feeding port of the next layer through a chute and an air seal machine; the interlayer air chambers of the drying layer and the cooling layer are respectively provided with a blanking auger, and the outlet of the blanking auger of the drying layer is connected with the feed inlet of the cooling layer through a chute; rake type stirring fins are respectively arranged above the sieve plates of the pre-drying layers, scraping stirring fins are respectively arranged above the sieve plates of the drying layers and the cooling layers, and the rake type stirring fins and the scraping stirring fins are respectively fixed on the main shaft. The dryer does not need to return materials, the materials are firstly in and firstly out, and the discharging quality is high.
Description
Technical Field
The utility model relates to a desiccator especially relates to a vertical fluidized drying machine, can be used to the drying of fermented fodder, belongs to feed processing equipment technical field.
Background
With the rapid development of the feed industry, the quality requirements of agriculture, breeding industry or animal husbandry on animal feed are higher and higher. The fermented feed contains about 40% of water after fermentation, and the product has high humidity and high viscosity. The fermented feed can generate a large amount of active substances such as biological enzyme and the like after being fermented, and the fermented feed is easy to lose activity if the temperature of the material is overhigh in the drying process, so the fermented feed belongs to a thermosensitive material.
In the prior art, a fluidized bed dryer, an active drying tower, a tubular dryer, a combined dryer and the like are generally adopted for drying fermented feed. Because fresh fermented feed such as fermented soybean meal and the like is relatively wet and viscous, the existing vertical dryer can be dried in the dryer after partial dry materials are mixed in the fermented soybean meal, otherwise the fermented soybean meal is easy to agglomerate and stick in the process of stirring in the dryer, so that the mixed finished dry materials are repeatedly dried in the dryer, and due to repeated high-temperature baking, the color and the quality of the soybean meal are seriously influenced, the original nutritional ingredients are damaged, and great loss is caused to users.
Secondly, the existing vertical dryer adopts rotary valve blanking, so that the first-in first-out of the materials is difficult to ensure, the drying time of the materials is also long or short, and the moisture content and the quality are uneven.
In addition, the ventilation small holes of the existing vertical drying machine are straight holes, and due to the fact that the particle size of materials is small, the materials easily pass through the ventilation small holes and leak into the interlayer in the stirring process, and the cleaning is difficult.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the problem that exists among the prior art, provide a vertical fluidized drying machine, need not the returning charge, avoid repeated drying, material FIFO guarantees that the drying time of material is the same, and ejection of compact quality is high and even.
In order to solve the technical problem, the utility model discloses a vertical fluidized drying machine, which comprises a cylinder body, wherein a main shaft is arranged along the axis of the cylinder body, a pre-drying layer, a drying layer and a cooling layer which are formed by separating interlayer air chambers are sequentially arranged in the inner cavity of the cylinder body from top to bottom, and the top of each interlayer air chamber is respectively provided with a sieve plate; a pre-drying air inlet is formed in the side wall of the interlayer air chamber of the pre-drying layer, and a pre-drying layer air outlet is formed in the upper part of the cylinder wall of the pre-drying layer or the top of the cylinder; the pre-drying layer at the top is provided with a feeding chute, the upper part of the cylinder wall of each pre-drying layer is respectively provided with a pre-drying overflow port, and each pre-drying overflow port is respectively connected with a feeding port on the cylinder wall of the next layer through a pre-drying chute and a pre-drying air seal machine; a drying layer air inlet is formed in the side wall of the interlayer air chamber of the drying layer, a drying layer air outlet is formed in the upper portion of the cylinder wall of the drying layer, a drying layer blanking auger which is in butt joint with a drying layer sieve plate discharge port is installed in the interlayer air chamber of the drying layer, and an outlet of the drying layer blanking auger is located on the outer side of the cylinder body and is connected with a feed port in the cylinder wall of the cooling layer through a drying layer slide pipe; a cooling air inlet is formed in the side wall of the interlayer air chamber of the cooling layer, a cooling air outlet is formed in the upper part of the cylinder wall of the cooling layer, and a cooling layer blanking auger butted with a discharge port of a sieve plate of the cooling layer is installed in the interlayer air chamber of the cooling layer; rake type stirring fins are arranged above the sieve plates of the pre-drying layers respectively, scraping stirring fins are arranged above the sieve plates of the drying layers and the cooling layers respectively, and the rake type stirring fins and the scraping stirring fins are fixed on the main shaft respectively.
Compared with the prior art, the utility model discloses following beneficial effect has been obtained: the wet fermented feed falls into a sieve plate of a top pre-drying layer from a feeding slide pipe, a main shaft drives a rake type stirring fin to rotate, the rake type stirring fin spreads the material on the sieve plate, preheated air enters an interlayer air chamber of the pre-drying layer from a pre-drying air inlet, is blown out upwards from an air hole in the sieve plate, is in direct contact with the material to fully exchange heat, pre-dries the material, and the preheated air after heat and moisture exchange with the material is discharged from an air outlet of the pre-drying layer at the top of a barrel body. The specific gravity of wet materials is high, the specific gravity of dry materials is low, the lighter dry materials slowly float on the upper layer under the action of stirring and wind power, and when the material layer height exceeds the height of the overflow port, the lighter dry materials flow out of the pre-drying overflow port and enter the pre-drying layer on the next layer through the pre-drying chute and the pre-drying air seal machine for pre-drying. The number of layers of the pre-drying layer is set according to the actual condition of the material, multiple layers of pre-drying layers can be set for the material with high moisture content, the material which is dried firstly overflows and enters the next layer to be dried again, and dry materials do not need to be added into the raw materials. And the wet material just entering falls on the material which is already preliminarily dried, so that the chance of sticking on the sieve plate is reduced. The material after predrying falls on a sieve plate of the drying layer, and is uniformly spread and stirred by a stirring wing of the drying layer; hot air enters an interlayer air chamber of the drying layer from a drying air inlet, is blown out upwards from air holes in the sieve plate, is in direct contact with the materials to fully exchange heat, dries the materials, and discharges the hot air after heat-moisture exchange with the materials from an air outlet of the drying layer at the top of the cylinder body; the dried material is discharged by a drying layer discharging auger, falls onto a sieve plate of a cooling layer through a drying layer chute, and is uniformly spread and stirred by a cooling layer stirring fin; cooling air enters the interlayer air chamber of the cooling layer from the cooling air inlet, is blown out upwards from air holes on the sieve plate to cool the materials, and the heated cooling air is discharged from the cooling layer air outlet at the top of the cylinder body; and discharging the cooled material by a cooling layer discharging auger. This vertical fluidized drying machine need not to adopt finished product drier and fresh wet material to mix mutually, avoids the repeated drying of drier, and drier overflows earlier during predrying, realizes the first-in first-out of material, guarantees that the drying time of material is the same, and ejection of compact quality is high and even.
As an improvement of the utility model, the outlet of the feeding chute is provided with a scattering device. The fresh and wet fermented feed is firstly scattered by the scattering device, the conglomeration of the material is broken, and then the material is spread by the rake type stirring wings in a rotating way, which is favorable for uniformly spreading the wet material on the sieve plate for predrying.
As a further improvement of the utility model, the sieve plate of the pre-drying layer is respectively and evenly distributed with sieve plate scale holes with lateral openings, and the orientation of each sieve plate scale hole is consistent with the rotating direction of the rake type stirring wings. Once the wet and sticky fine materials fall into the sieve holes, the sieve holes are easily blocked and are difficult to clean, air outlet is affected, and material leakage is generated. The predrying layer adopts a fish scale hole sieve plate to replace a traditional straight hole sieve plate, the rake type stirring wings drive materials to skim from the tops of the fish scale holes of the sieve plates, and the preheated air is blown out along the advancing direction of the materials, so that the materials can be effectively prevented from leaking into an interlayer air chamber of the predrying layer; the leakage-proof effect on the powdery material with small particle size is particularly obvious.
As a further improvement of the utility model, vertically extending straight holes are uniformly distributed on the sieve plate of the drying layer, the bottom wall of the interlayer air chamber of the drying layer is provided with a drying air chamber discharge opening, and a drying layer air seal device discharging to the cooling layer is arranged below the drying air chamber discharge opening; and a drying air chamber cleaning and scraping fin is arranged above the bottom wall of the interlayer air chamber of the drying layer and fixed on the main shaft. The material that gets into the drying layer is dry relatively, and the proportion becomes light, and viscidity diminishes, adopts straight hole can reduce hot-blast air supply resistance, is favorable to blowing the material up, and hot-blast wind-force can prevent the material to fall into straight hole in, increases the heating strength to the material, improves drying efficiency. A small amount of materials leaking into the interlayer air chamber of the drying layer are swept into a discharge opening of the drying air chamber by the cleaning and scraping fins of the drying air chamber and are discharged by the air seal device of the drying layer, so that the interlayer air chamber of the drying layer has a self-cleaning function.
As a further improvement, the air inlet of the drying layer is provided with a drying layer air inlet shutter which is higher than the drying air chamber to clean the outer edges of the scraping wings, and each window leaf of the drying layer air inlet shutter is inclined towards the advancing direction of the scraping wings. When the drying air chamber cleans the scraping wings to rotate, materials are easy to splash upwards under the action of centrifugal force, once the materials enter the hot air inlet duct, the materials are difficult to clean, the ventilation section is easy to reduce after the materials run for a long time, and the stored materials are easy to mildew when the drying air chamber is stopped for a long time, so that the system is polluted; the drying layer air inlet shutter is arranged to prevent materials from entering the hot air inlet duct.
Drawings
The invention will be described in further detail with reference to the drawings and the detailed description, which are provided for reference and illustration purposes only and are not intended to limit the invention.
Fig. 1 is a front view of the vertical fluidized drying machine of the present invention.
Fig. 2 is a perspective view of the middle material rake type stirring fin of the present invention.
Fig. 3 is a partial front view of the screen plate of the pre-drying layer of the present invention.
Fig. 4 is a plan view of a part of the screen plate of the pre-drying layer of the present invention.
Fig. 5 is a front view of the drying layer and the cooling layer of the present invention.
Fig. 6 is a cross-sectional view taken along a-a in fig. 5.
In the figure: 1. a barrel; 2. a main shaft; 2a. a drive mechanism; 3a, predrying an air inlet; 3b, air outlets of the pre-drying layer; 3c, feeding elephant trunk; 3c1, a breaking device; 3d, pre-drying an overflow port; pre-drying the chute; 3e1. predrying the air seal; 3f, a rake type stirring fin; 3g, sieve plate fish scale holes; 4a, a drying layer air inlet; 4a1. dry layer air inlet shutter; 4b, air outlet of the drying layer; 4c, a dry layer blanking auger; 4c1, drying the layer chute; 4d, drying layer stirring fins; 4e, cleaning the scraping wings in the drying air chamber; 4f, a discharge opening of the drying air chamber; 4g, a dry layer air seal machine; 5a, a cooling air inlet; 5a1. Cooling layer air intake louver; 5b, a cooling air outlet; 5c, a cooling layer blanking auger; 5d, cooling layer stirring fins; 5e, cleaning the scraping wings in the cooling air chamber; and 5f, cooling layer air seal machinery.
Detailed Description
As shown in fig. 1 to 6, the vertical fluidized drying machine of the present invention comprises a cylinder 1, a main shaft 2 is arranged along the axis of the cylinder, a pre-drying layer, a drying layer and a cooling layer separated by interlayer air chambers are sequentially arranged in the inner cavity of the cylinder from top to bottom, and a sieve plate is respectively arranged at the top of each interlayer air chamber; a pre-drying air inlet 3a is formed in the side wall of the interlayer air chamber of the pre-drying layer, and a pre-drying layer air outlet 3b is formed in the upper part of the cylinder wall of the pre-drying layer or the top of the cylinder body 1; the pre-drying layer at the top is provided with a feeding slide pipe 3c, the upper part of the cylinder wall of each pre-drying layer is respectively provided with a pre-drying overflow port 3d, and each pre-drying overflow port 3d is respectively connected with a feeding hole on the cylinder wall of the next layer through a pre-drying slide pipe 3e and a pre-drying air seal machine 3e 1; a drying layer air inlet 4a is formed in the side wall of the interlayer air chamber of the drying layer, a drying layer air outlet 4b is formed in the upper portion of the cylinder wall of the drying layer, a drying layer blanking auger 4c which is in butt joint with a drying layer sieve plate discharge port is installed in the interlayer air chamber of the drying layer, and an outlet of the drying layer blanking auger 4c is located on the outer side of the cylinder and is connected with a feed port in the cylinder wall of the cooling layer through a drying layer slide pipe 4c 1; a cooling air inlet 5a is arranged on the side wall of the interlayer air chamber of the cooling layer, a cooling air outlet 5b is arranged on the upper part of the cylinder wall of the cooling layer, and a cooling layer blanking auger 5c butted with a discharge port of a sieve plate of the cooling layer is arranged in the interlayer air chamber of the cooling layer; rake type stirring fins 3f are respectively arranged above the sieve plates of the pre-drying layers, scraping stirring fins are respectively arranged above the sieve plates of the drying layers and the cooling layers, and the rake type stirring fins 3f and the scraping stirring fins are respectively fixed on the main shaft 2.
The wet fermented feed falls into the sieve plate of the top pre-drying layer from the feeding chute 3c, the driving mechanism 2a drives the main shaft 2 to rotate, the main shaft 2 drives the rake type stirring wings 3f to rotate, the rake type stirring wings 3f spread the material on the sieve plate, the preheated air enters the interlayer air chamber of the pre-drying layer from the pre-drying air inlet 3a, is blown out upwards from air holes in the sieve plate and is in direct contact with the material to fully exchange heat, the material is pre-dried, and the preheated air after heat and moisture exchange with the material is discharged from the air outlet 3b of the pre-drying layer at the top of the cylinder body. The specific gravity of the wet materials is high, the specific gravity of the dry materials is low, the lighter dry materials slowly float on the upper layer under the action of stirring and wind, and when the material layer height exceeds the overflow port height, the lighter dry materials flow out of the pre-drying overflow port 3d and enter the pre-drying layer on the next layer for pre-drying through the pre-drying chute 3e and the pre-drying air seal machine 3e1. The number of layers of the pre-drying layer is set according to the actual condition of the material, multiple layers of pre-drying layers can be set for the material with high moisture content, the material which is dried firstly overflows and enters the next layer to be dried again, and dry materials do not need to be added into the raw materials. And the wet material just entering falls on the material which is already preliminarily dried, so that the chance of sticking on the sieve plate is reduced.
The pre-dried material falls on a sieve plate of the drying layer, and is uniformly spread and stirred by a stirring fin 4d of the drying layer; hot air enters the interlayer air chamber of the drying layer from the drying air inlet, is blown out upwards from the air holes on the sieve plate, is in direct contact with the materials to fully exchange heat, dries the materials, and discharges the hot air after heat-moisture exchange with the materials from the air outlet 4b of the drying layer at the top of the cylinder body; the dry material is discharged by a dry layer discharging auger 4c, falls onto a sieve plate of a cooling layer through a dry layer chute 4c1, and is uniformly spread and stirred by a cooling layer stirring fin 5 d; cooling air enters the interlayer air chamber of the cooling layer from the cooling air inlet 5a, is blown out upwards from air holes on the sieve plate to cool the materials, and the heated cooling air is discharged from the air outlet of the cooling layer at the top of the cylinder body; the cooled material is discharged by a cooling layer blanking auger 5c.
The outlet of the feed chute 3c is provided with a breaker 3c1. The fresh and wet fermented feed is firstly scattered by the scattering device 3c1, the conglomeration of the material is broken, and then the material is spread by the rake type stirring wings 3f in a rotating way, which is beneficial to uniformly spreading the wet material on the sieve plate for pre-drying.
As shown in fig. 3 and 4, sieve plate fish scale holes 5h with lateral openings are uniformly distributed on the sieve plates of the pre-drying layer, and the orientation of each sieve plate fish scale hole 5h is consistent with the rotation direction of the rake type stirring fin 3f. Once the wet and sticky fine materials fall into the sieve holes, the sieve holes are easily blocked and are difficult to clean, air outlet is affected, and material leakage is generated. The predrying layer adopts a fish scale hole sieve plate to replace a traditional straight hole sieve plate, the rake type stirring wings 3f drive materials to skim from the tops of fish scale holes 5h of the sieve plates, and the preheated air is blown out along the advancing direction of the materials, so that the materials can be effectively prevented from leaking into an interlayer air chamber of the predrying layer; the leakage-proof effect on the powdery material with small particle size is particularly obvious.
As shown in fig. 5 and 6, vertically extending straight holes are uniformly distributed on a sieve plate of the drying layer, a drying air chamber discharge opening 4f is formed in the bottom wall of an interlayer air chamber of the drying layer, and a drying layer air seal device 4g for discharging materials to the cooling layer is arranged below the drying air chamber discharge opening 4 f; a drying air chamber cleaning and scraping fin 4e is arranged above the bottom wall of the interlayer air chamber of the drying layer, and the drying air chamber cleaning and scraping fin 4e is fixed on the main shaft 2. The material that gets into the drying layer is dry relatively, and the proportion becomes light, and viscidity diminishes, adopts straight hole can reduce hot-blast air supply resistance, is favorable to blowing the material up, and hot-blast wind-force can prevent the material to fall into straight hole in, increases the heating strength to the material, improves drying efficiency. A small amount of materials leaking into the interlayer air chamber of the drying layer are swept into a discharge opening 4f of the drying air chamber by a cleaning and scraping fin 4e of the drying air chamber and discharged by an air seal machine 4g of the drying layer, so that the interlayer air chamber of the drying layer has a self-cleaning function.
The drying layer air inlet 4a is provided with a drying layer air inlet shutter 4a1 which is higher than the outer edge of the drying air chamber cleaning scraping fin 4e, and each window blade of the drying layer air inlet shutter 4a1 inclines towards the advancing direction of the drying air chamber cleaning scraping fin 4e. When the drying air chamber cleaning scraping wings 4e rotate, materials are easy to splash upwards under the action of centrifugal force, once the materials enter a hot air inlet duct, the materials are difficult to clean, the ventilation section is easy to reduce after the materials run for a long time, and the stored materials are easy to mildew when the drying air chamber is stopped for a long time, so that the system is polluted; the dry layer air inlet shutter 4a1 is arranged to prevent material from entering the hot air inlet duct.
Vertical extending straight holes are uniformly distributed on a sieve plate of the cooling layer, a cooling interlayer discharge opening 5f is formed in the bottom wall of an interlayer air chamber of the cooling layer, and a cooling layer air seal device 5g is arranged below the cooling interlayer discharge opening 5 f; a cooling air chamber cleaning and scraping fin 5e is arranged above the bottom wall of the interlayer air chamber of the cooling layer, and the cooling air chamber cleaning and scraping fin 5e is fixed on the main shaft 2. The air supply resistance of cooling air can be reduced by adopting the straight holes, the material can be blown up, the material can be prevented from falling into the straight holes by the wind power of the cooling air, the cooling strength of the material is enhanced, and the cooling efficiency is improved. A small amount of materials leaking into the interlayer air chamber of the cooling layer are swept into a discharge opening 5f of the cooling interlayer by a sweeping and scraping fin 5e of the cooling air chamber and discharged by an air seal device 5g of the cooling layer, so that the interlayer air chamber of the cooling layer has a self-cleaning function.
The air inlet of the cooling layer is provided with a cooling layer air inlet shutter 5a1 which is higher than the outer edge of the cooling air chamber cleaning scraping fin 5e, and each window blade of the cooling layer air inlet shutter 5a1 inclines towards the advancing direction of the cooling air chamber cleaning scraping fin 5e. The arrangement of the cooling layer air inlet shutter 5a1 can prevent materials from entering a hot air inlet channel, and prevent leaked materials from being retained in an air supply system.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention. In addition to the above embodiments, the present invention may have other embodiments. All the technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope claimed by the present invention. The undescribed technical features of the present invention can be realized by or using the prior art, and are not described herein again.
Claims (5)
1. The utility model provides a vertical fluidized drying machine, includes the barrel, is equipped with main shaft, its characterized in that along the barrel axis: a pre-drying layer, a drying layer and a cooling layer which are formed by separating interlayer air chambers are sequentially arranged in the inner cavity of the cylinder body from top to bottom, and the top of each interlayer air chamber is provided with a sieve plate; a pre-drying air inlet is formed in the side wall of the interlayer air chamber of the pre-drying layer, and a pre-drying layer air outlet is formed in the upper part of the cylinder wall of the pre-drying layer or the top of the cylinder; the pre-drying layer at the top is provided with a feeding chute, the upper part of the cylinder wall of each pre-drying layer is respectively provided with a pre-drying overflow port, and each pre-drying overflow port is respectively connected with a feeding port on the cylinder wall of the next layer through a pre-drying chute and a pre-drying air seal machine; a drying layer air inlet is formed in the side wall of the interlayer air chamber of the drying layer, a drying layer air outlet is formed in the upper portion of the cylinder wall of the drying layer, a drying layer blanking auger which is in butt joint with a drying layer sieve plate discharge port is installed in the interlayer air chamber of the drying layer, and an outlet of the drying layer blanking auger is located on the outer side of the cylinder body and is connected with a feed port in the cylinder wall of the cooling layer through a drying layer slide pipe; a cooling air inlet is formed in the side wall of the interlayer air chamber of the cooling layer, a cooling air outlet is formed in the upper part of the cylinder wall of the cooling layer, and a cooling layer blanking auger butted with a discharge port of a sieve plate of the cooling layer is installed in the interlayer air chamber of the cooling layer; rake type stirring fins are arranged above the sieve plates of the pre-drying layers respectively, scraping stirring fins are arranged above the sieve plates of the drying layers and the cooling layers respectively, and the rake type stirring fins and the scraping stirring fins are fixed on the main shaft respectively.
2. The vertical fluidized dryer of claim 1, wherein: and a scattering device is arranged at an outlet of the feeding chute.
3. The vertical fluidized dryer of claim 1, wherein: sieve plate fish scale holes with lateral openings are uniformly distributed on the sieve plates of the pre-drying layer, and the orientation of each sieve plate fish scale hole is consistent with the rotation direction of the rake type stirring fin.
4. The vertical fluidized dryer of claim 1, wherein: vertical extending straight holes are uniformly distributed on the sieve plate of the drying layer, a drying air chamber discharge opening is formed in the bottom wall of the interlayer air chamber of the drying layer, and a drying layer air seal machine discharging materials to the cooling layer is arranged below the drying air chamber discharge opening; and a drying air chamber cleaning and scraping fin is arranged above the bottom wall of the interlayer air chamber of the drying layer and fixed on the main shaft.
5. The vertical fluidized dryer of claim 4, wherein: the drying layer air inlet shutter is arranged at the outer edge of the drying layer air inlet shutter higher than the drying air chamber cleaning scraping fins, and each window leaf of the drying layer air inlet shutter inclines towards the advancing direction of the drying air chamber cleaning scraping fins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021274527.0U CN212566496U (en) | 2020-07-03 | 2020-07-03 | Vertical fluidized drying machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021274527.0U CN212566496U (en) | 2020-07-03 | 2020-07-03 | Vertical fluidized drying machine |
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| CN212566496U true CN212566496U (en) | 2021-02-19 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115597313A (en) * | 2021-07-07 | 2023-01-13 | 天华化工机械及自动化研究设计院有限公司（Cn） | Vertical rotary stirring fluidized dryer |
| CN115854658A (en) * | 2021-09-23 | 2023-03-28 | 天华化工机械及自动化研究设计院有限公司 | A New Drying System for High Density Polyethylene Powder |
-
2020
- 2020-07-03 CN CN202021274527.0U patent/CN212566496U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115597313A (en) * | 2021-07-07 | 2023-01-13 | 天华化工机械及自动化研究设计院有限公司（Cn） | Vertical rotary stirring fluidized dryer |
| CN115854658A (en) * | 2021-09-23 | 2023-03-28 | 天华化工机械及自动化研究设计院有限公司 | A New Drying System for High Density Polyethylene Powder |
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