CN210773059U - Fluidized bed dryer - Google Patents
Fluidized bed dryer Download PDFInfo
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- CN210773059U CN210773059U CN201921154660.XU CN201921154660U CN210773059U CN 210773059 U CN210773059 U CN 210773059U CN 201921154660 U CN201921154660 U CN 201921154660U CN 210773059 U CN210773059 U CN 210773059U
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Abstract
The utility model relates to the technical field of chemical machinery, in particular to a fluidized bed dryer, which comprises a feeder, a dryer, a cyclone separator, a bag type dust collector and an air blower; the utility model has simple structure, reasonable design and simple and convenient operation, and because the multilayer fluidized beds are arranged in the shell, each fluidized bed is provided with a vibration motor, which can prevent moist materials from being stacked, and solve the phenomena of caking, fault and bias flow of the materials; the multi-layer fluidized bed structure is adopted, materials and hot air are subjected to heat exchange for multiple times, and the heating coil and the heat preservation layer are arranged outside the fluidized cavity, so that the temperature of the materials in the drying process can be ensured, and the materials are more sufficiently dried.
Description
Technical Field
The utility model relates to a chemical machinery technical field, concretely relates to fluidized bed dryer.
Background
The fluidization technology originated in 1921, and was first applied to dry industrial mass production, which was a Dorl-Orlevern solid fluidization device established in the United states in 1948, and China did not start to develop the technology until 1958. In the fluidized bed drying process, bulk materials are placed on the pore plate, gas is conveyed from the lower part of the pore plate, so that the material particles are in a suspension state just like liquid boiling, the material particles are fully contacted with the gas, and quick heat transfer and moisture transfer are carried out. The fluidized drying has the advantages of good heat transfer effect, uniform temperature distribution, various operation forms, adjustable material retention time, low investment cost, small maintenance workload and the like, and is widely developed and applied.
The fluidized drier is used to dry powder or granular material in boiling state by introduced airflow, and is one kind of intensified special-purpose drier for final drying of material. However, the existing fluidized drying machine has the defects of too fast heat loss, insufficient material stacking and drying and the like.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to solve the technical problems that: provided is a fluidized bed dryer which can dry more sufficiently and efficiently.
In order to solve the technical problem, the utility model discloses a technical scheme be: a fluidized bed dryer includes a cabinet;
the inner cavity of the box body is divided into a filtering cavity, a fluidizing cavity and an air cavity which are communicated from top to bottom through two layers of air distribution plates;
the top wall of the filter cavity is provided with an exhaust port, the upper part of the filter cavity is provided with a bag type dust collector, the air outlet end of the bag type dust collector is communicated with the exhaust port, and the lower part of the filter cavity is provided with an active carbon filter layer and a drying agent filter layer from top to bottom;
the fluidized bed is characterized in that a feed inlet is formed in the side wall of the upper part of the fluidized cavity, a discharge outlet is formed in the side wall of the lower part of the fluidized cavity, a heat preservation layer is arranged on the outer surface of the side wall of the fluidized cavity, a heat preservation cavity is reserved between the heat preservation layer and the outer wall of the fluidized cavity, a heating coil is arranged in the heat preservation cavity, the heating coil is spirally coated on the box body and is connected with a first heater, and the first heater is arranged on the outer surface of the heat; a plurality of fluidized beds staggered in the vertical direction are stacked in the filter cavity, the inclination directions of two adjacent fluidized beds are opposite, the position of the high end of the fluidized bed at the uppermost layer is connected with the feed port, the position of the low end of the fluidized bed at the lowermost layer is connected with the discharge port, and a vibration motor is arranged on each of the plurality of fluidized beds;
a plurality of ventilation chambers, every are separated into by the baffle to the air chamber ventilation chamber all is equipped with the air inlet, and is a plurality of air inlet intercommunication main air intake duct, main air intake duct connects the secondary heater, the secondary heater is connected with the air-blower.
The granulator is provided with a conical hopper for containing materials, the granulator is communicated with a feed inlet from the outside of the box, and the materials enter the fluidization cavity of the box through the conical hopper of the granulator.
The box body is divided into an upper box body and a lower box body, and the upper box body is connected with the lower box body through a quick-release device.
The quick-release device comprises an upper mounting ring mounted on the bottom edge of the side face of the upper box body, a lower mounting ring mounted on the upper end of the side face of the lower box body and a clamping strip, the upper mounting ring and the lower mounting ring are both outwards protruded, and the clamping strip simultaneously clamps the upper box body and the lower box body which are tightly connected on the upper mounting ring and the lower mounting ring.
Wherein, the bottom of the box body is arranged on the ground through a damping device.
Wherein, damping device includes a plurality of damping spring and a plurality of shock attenuation shrink post, the shock attenuation shrink post is worn to locate and is constituteed damping device in the damping spring, damping device is a plurality of, and is a plurality of damping device evenly sets up in the bottom half.
Wherein, the first heater and the second heater are both high-frequency current generators.
Wherein, a feeding sealing plate is arranged on the feeding hole.
Wherein, a discharge sealing plate is arranged on the discharge hole.
Wherein, a fan is arranged between the active carbon filter layer and the desiccant filter layer.
The beneficial effects of the utility model reside in that: the utility model has simple structure, reasonable design and simple and convenient operation, and because the multilayer fluidized beds are arranged in the shell, each fluidized bed is provided with a vibration motor, which can prevent moist materials from being stacked, and solve the phenomena of caking, fault and bias flow of the materials; the multi-layer fluidized bed structure is adopted, materials and hot air are subjected to heat exchange for multiple times, and the heating coil and the heat preservation layer are arranged outside the fluidized cavity, so that the temperature of the materials in the drying process can be ensured, and the materials are more sufficiently dried.
Drawings
Fig. 1 is a schematic structural view of a fluidized bed dryer according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a heating coil of a fluidized bed dryer according to an embodiment of the present invention;
description of reference numerals:
1. a box body; 11. a filter chamber; 111. an exhaust port; 112. a bag type dust collector; 113. an activated carbon filter layer; 114. a desiccant filter layer; 12. a fluidization chamber; 121. a feed inlet; 122. a discharge port; 123. a heat-insulating layer; 124. a heating coil; 125. a first heater; 126. a fluidized bed; 127. a vibration motor;
13. an air chamber; 131. an air inlet; 132. a main air intake duct; 133. a second heater;
134. a blower.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
The utility model discloses the most crucial design lies in: a plurality of layers of fluidized beds are arranged, and each fluidized bed is provided with a vibration motor, so that wet materials can be prevented from being stacked; the multi-layer fluidized bed structure is adopted, materials and hot air are subjected to heat exchange for multiple times, and a heating coil and a heat insulation layer are arranged outside the fluidizing cavity, so that the temperature of the materials in the drying process can be ensured.
Referring to fig. 1 and 2, a fluidized bed dryer of the present invention includes a box 1;
the inner cavity of the box body 1 is divided into a filtering cavity 11, a fluidizing cavity 12 and an air cavity 13 which are communicated from top to bottom through two layers of air distribution plates;
an exhaust port 111 is formed in the top wall of the filter cavity 11, a bag type dust collector 112 is arranged at the upper part of the filter cavity 11, an air outlet end of the bag type dust collector 112 is communicated with the exhaust port 111, and an active carbon filter layer 113 and a drying agent filter layer 114 are arranged at the lower part of the filter cavity 11 from top to bottom;
a feed inlet 121 is formed in the side wall of the upper part of the fluidization cavity 12, a discharge outlet 122 is formed in the side wall of the lower part of the fluidization cavity 12, a heat preservation layer 123 is formed on the outer surface of the side wall of the fluidization cavity 12, a heat preservation cavity is reserved between the heat preservation layer 123 and the outer wall of the fluidization cavity 12, a heating coil 124 is arranged in the heat preservation cavity, the heating coil 124 is spirally coated on the box body 1, the heating coil 124 is connected with a first heater 125, and the first heater 125 is arranged on the outer surface of the heat preservation layer 123; a plurality of fluidized beds 126 staggered in the vertical direction are stacked in the filter cavity 11, the inclination directions of two adjacent fluidized beds 126 are opposite, the position of the high end of the fluidized bed 126 on the uppermost layer is connected with the feed port 121, the position of the low end of the fluidized bed 126 on the lowermost layer is connected with the discharge port 122, and a vibration motor 127 is arranged on each of the plurality of fluidized beds 126;
The working principle of the fluidized bed 126 dryer is as follows: during operation, air passes through the blower 134, passes through the heater to become hot air, passes through the ventilation chamber through the main air inlet pipeline 132, is blown to the fluidized bed 126 of the fluidization cavity 12, the materials entering the box body 1 through the feed inlet 121 are dried, and simultaneously, the materials shuttle in the multilayer fluidized bed 126 in sequence under the blowing and vibration of the blowing and vibration motor 127, and then are discharged through the discharge outlet 122; meanwhile, the wet air in the mixed material is dried and removed of the floating matters through the activated carbon filter layer 113 and the desiccant filter layer 114, and is discharged from the air outlet after being dedusted by the bag-type deduster 112.
As can be seen from the above description, the utility model has the advantages that: the utility model has simple structure, reasonable design and simple and convenient operation, and because the multilayer fluidized beds are arranged in the shell, each fluidized bed is provided with a vibration motor, which can prevent moist materials from being stacked, and solve the phenomena of caking, fault and bias flow of the materials; the multi-layer fluidized bed structure is adopted, materials and hot air are subjected to heat exchange for multiple times, and the heating coil and the heat preservation layer are arranged outside the fluidized cavity, so that the temperature of the materials in the drying process can be ensured, and the materials are more sufficiently dried.
Further, still include and sway the granulation machine, it is equipped with the toper hopper of splendid attire material to sway the granulation machine, sway the granulation machine by box 1 outside intercommunication feed inlet 121, the material gets into the fluidization chamber 12 of box 1 through the toper hopper of swaying the granulation machine.
Further, the box body 1 is divided into an upper box body 1 and a lower box body 1, and the upper box body 1 is connected with the lower box body 1 through a quick-release device.
As can be seen from the above description, the box body can be conveniently disassembled and cleaned through the arrangement of the quick disassembling device.
Further, the quick-release device comprises an upper mounting ring arranged on the bottom edge of the side face of the upper box body 1, a lower mounting ring arranged on the upper end of the side face of the lower box body 1 and a clamping strip, wherein the upper mounting ring and the lower mounting ring are both outwards protruded, and the clamping strip simultaneously clamps the upper box body 1 and the lower box body 1 which are tightly connected on the upper mounting ring and the lower mounting ring.
Further, the bottom of the box body 1 is arranged on the ground through a damping device.
As can be seen from the above description, the noise generated by vibration during the operation of the box body is reduced by the arrangement of the damping device.
Further, damping device includes a plurality of damping spring and a plurality of shock attenuation shrink post, the shock attenuation shrink post is worn to locate and is constituteed damping device in the damping spring, damping device is a plurality of, and is a plurality of damping device evenly sets up in 1 bottom of box.
Further, the first heater 125 and the second heater 133 are high-frequency current generators.
Further, a feeding sealing plate is arranged on the feeding hole 121.
From the above description, it can be seen that the rate of material processing can be adjusted by the provision of the feed seal plate.
Further, a discharge sealing plate is disposed on the discharge port 122.
As can be seen from the above description, the discharge speed of the material can be adjusted by the arrangement of the discharge sealing plate.
Further, a blower is arranged between the activated carbon filter layer 113 and the desiccant filter layer 114.
According to the above description, through the arrangement of the fan, the filtering speed of the air in the box body can be improved, and the air which needs to be discharged is prevented from being retained.
Referring to fig. 1 and fig. 2, a first embodiment of the present invention is:
a fluidized bed dryer comprises a box body 1;
the inner cavity of the box body 1 is divided into a filtering cavity 11, a fluidizing cavity 12 and an air cavity 13 which are communicated from top to bottom through two layers of air distribution plates;
an exhaust port 111 is formed in the top wall of the filter cavity 11, a bag type dust collector 112 is arranged at the upper part of the filter cavity 11, an air outlet end of the bag type dust collector 112 is communicated with the exhaust port 111, and an active carbon filter layer 113 and a drying agent filter layer 114 are arranged at the lower part of the filter cavity 11 from top to bottom;
a feed inlet 121 is formed in the side wall of the upper part of the fluidization cavity 12, a discharge outlet 122 is formed in the side wall of the lower part of the fluidization cavity 12, a heat preservation layer 123 is formed on the outer surface of the side wall of the fluidization cavity 12, a heat preservation cavity is reserved between the heat preservation layer 123 and the outer wall of the fluidization cavity 12, a heating coil 124 is arranged in the heat preservation cavity, the heating coil 124 is spirally coated on the box body 1, the heating coil 124 is connected with a first heater 125, and the first heater 125 is arranged on the outer surface of the heat preservation layer 123; a plurality of fluidized beds 126 staggered in the vertical direction are stacked in the filter cavity 11, the inclination directions of two adjacent fluidized beds 126 are opposite, the position of the high end of the fluidized bed 126 on the uppermost layer is connected with the feed port 121, the position of the low end of the fluidized bed 126 on the lowermost layer is connected with the discharge port 122, and a vibration motor 127 is arranged on each of the plurality of fluidized beds 126;
the air chamber 13 is divided into a plurality of ventilation chambers by baffles, each ventilation chamber is provided with an air inlet 131, the air inlets 131 are communicated with a main air inlet pipeline 132, the main air inlet pipeline 132 is connected with a second heater 133, the second heater 133 is connected with an air blower 134, the device further comprises a swing granulator, the swing granulator is provided with a conical hopper for containing materials, the swing granulator is communicated with a feed inlet 121 from the outside of the box body 1, and the materials enter the fluidization chamber 12 of the box body 1 through the conical hopper of the swing granulator;
the box body 1 is divided into an upper box body 1 and a lower box body 1, and the upper box body 1 and the lower box body 1 are connected through a quick-release device;
the quick release device comprises an upper mounting ring arranged on the bottom edge of the side surface of the upper box body 1, a lower mounting ring arranged on the upper end of the side surface of the lower box body 1 and a clamping strip, wherein the upper mounting ring and the lower mounting ring are both outwards protruded, and the clamping strip simultaneously clamps the upper box body 1 and the lower box body 1 on the upper mounting ring and the lower mounting ring to be tightly connected;
the bottom of the box body 1 is arranged on the ground through a damping device;
the damping device comprises a plurality of damping springs and a plurality of damping shrinkage columns, the damping shrinkage columns penetrate through the damping springs to form the damping device, the number of the damping devices is multiple, and the damping devices are uniformly arranged at the bottom of the box body 1;
the first heater 125 and the second heater 133 are both high-frequency current generators;
a feeding sealing plate is arranged on the feeding hole 121;
a discharge sealing plate is arranged on the discharge hole 122;
a fan is arranged between the activated carbon filter layer 113 and the desiccant filter layer 114.
In summary, the utility model has simple structure, reasonable design and simple operation, because the multilayer fluidized beds are arranged in the shell, each fluidized bed is provided with the vibration motor, which can prevent the wet materials from stacking each other and solve the caking, fault and bias flow phenomena of the materials; the multi-layer fluidized bed structure is adopted, materials and hot air exchange heat for multiple times, and a heating coil and a heat insulation layer are arranged outside the fluidized cavity, so that the temperature of the materials in the drying process can be ensured, and the materials are dried more fully;
the box body can be conveniently disassembled and cleaned through the arrangement of the quick disassembling device;
through the arrangement of the damping device, the noise generated by vibration in the working process of the box body is reduced;
the processing speed of the material can be adjusted by arranging the feeding sealing plate;
the discharging speed of the material can be adjusted by arranging the discharging sealing plate;
through the setting of fan, can improve the filter speed of the interior air of box, avoid the air that needs to discharge to be detained.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (10)
1. A fluidized bed dryer comprises a box body and is characterized in that an inner cavity of the box body is divided into a filter cavity, a fluidized cavity and an air cavity which are communicated from top to bottom through two layers of air distribution plates;
the top wall of the filter cavity is provided with an exhaust port, the upper part of the filter cavity is provided with a bag type dust collector, the air outlet end of the bag type dust collector is communicated with the exhaust port, and the lower part of the filter cavity is provided with an active carbon filter layer and a drying agent filter layer from top to bottom;
the fluidized bed is characterized in that a feeding hole is formed in the side wall of the upper part of the fluidized cavity, a discharging hole is formed in the side wall of the lower part of the fluidized cavity, a heat preservation layer is arranged on the outer surface of the side wall of the fluidized cavity, a heat preservation cavity is reserved between the heat preservation layer and the outer wall of the fluidized cavity, a heating coil is arranged in the heat preservation cavity, the heating coil is spirally coated on the box body and is connected with a first heater, and the first heater is arranged on the outer surface of the heat; a plurality of fluidized beds staggered in the vertical direction are stacked in the filter cavity, the inclination directions of two adjacent fluidized beds are opposite, the position of the high end of the fluidized bed at the uppermost layer is connected with the feed port, the position of the low end of the fluidized bed at the lowermost layer is connected with the discharge port, and a vibration motor is arranged on each of the plurality of fluidized beds;
a plurality of ventilation chambers, every are separated into by the baffle to the air chamber ventilation chamber all is equipped with the air inlet, and is a plurality of air inlet intercommunication main air intake duct, main air intake duct connects the secondary heater, the secondary heater is connected with the air-blower.
2. The fluidized bed dryer of claim 1, further comprising a rocking granulator having a conical hopper for holding the material, the rocking granulator communicating with the feed inlet from outside the housing, the material entering the fluidization chamber of the housing through the conical hopper of the rocking granulator.
3. The fluidized bed dryer of claim 1, wherein the box body is divided into an upper box body and a lower box body, and the upper box body and the lower box body are connected through a quick-release device.
4. The fluidized bed dryer as claimed in claim 3, wherein the quick release means comprises an upper mounting ring mounted on the bottom edge of the side surface of the upper housing, a lower mounting ring mounted on the upper end of the side surface of the lower housing, and a clamping strip, the upper mounting ring and the lower mounting ring are both outwardly protruded, and the clamping strip simultaneously clamps the upper housing and the lower housing on the upper mounting ring and the lower mounting ring to be tightly connected.
5. The fluidized bed dryer of claim 1, wherein the bottom of the cabinet is mounted to the floor by a shock absorbing device.
6. The fluidized bed dryer as claimed in claim 5, wherein the damping device comprises a plurality of damping springs and a plurality of damping shrinkage columns, the damping shrinkage columns are arranged in the damping springs to form the damping device, the damping device is a plurality of damping devices, and the damping devices are uniformly arranged at the bottom of the box body.
7. The fluidized bed dryer of claim 1, wherein the first and second heaters are high frequency current generators.
8. The fluidized bed dryer of claim 1, wherein a feed seal plate is provided on the feed inlet.
9. The fluidized bed dryer of claim 1, wherein the outlet port is provided with an outlet seal plate.
10. The fluidized bed dryer of claim 1, wherein a fan is disposed between the activated carbon filter layer and the desiccant filter layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921154660.XU CN210773059U (en) | 2019-07-22 | 2019-07-22 | Fluidized bed dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921154660.XU CN210773059U (en) | 2019-07-22 | 2019-07-22 | Fluidized bed dryer |
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| Publication Number | Publication Date |
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| CN210773059U true CN210773059U (en) | 2020-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921154660.XU Active CN210773059U (en) | 2019-07-22 | 2019-07-22 | Fluidized bed dryer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115325777A (en) * | 2022-08-18 | 2022-11-11 | 湖州市南浔区建大生态环境创新中心 | Device and method for drying materials by solar-energy enhanced two-dimensional fluidized bed |
| CN117505025A (en) * | 2023-09-19 | 2024-02-06 | 天能炭素(江苏)有限公司 | Raw material crushing and dust falling mechanism for carbon binder |
-
2019
- 2019-07-22 CN CN201921154660.XU patent/CN210773059U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115325777A (en) * | 2022-08-18 | 2022-11-11 | 湖州市南浔区建大生态环境创新中心 | Device and method for drying materials by solar-energy enhanced two-dimensional fluidized bed |
| CN117505025A (en) * | 2023-09-19 | 2024-02-06 | 天能炭素(江苏)有限公司 | Raw material crushing and dust falling mechanism for carbon binder |
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