CN215571957U - Drying tower and belt type microwave continuous circulating dryer - Google Patents
Drying tower and belt type microwave continuous circulating dryer Download PDFInfo
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- CN215571957U CN215571957U CN202121316375.0U CN202121316375U CN215571957U CN 215571957 U CN215571957 U CN 215571957U CN 202121316375 U CN202121316375 U CN 202121316375U CN 215571957 U CN215571957 U CN 215571957U
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Abstract
A drying tower and belt type microwave continuous circulating dryer comprises a rack, a drying tower and a microwave drying system, wherein the drying tower and the microwave drying system are arranged on the rack; the drying tower is internally provided with a vertical middle cavity and is provided with a hot air drying device, the hot air drying device comprises an air inlet duct, an air outlet duct, an air inlet horn-shaped box and an air outlet horn-shaped box, the air inlet duct and the air outlet duct are respectively arranged on the outer sides of two opposite surfaces of the drying tower, and the air inlet duct is connected with a hot air pipe; the side wall of the air inlet duct is provided with an air inlet communicated with the middle cavity, the side wall of the air exhaust duct is provided with an air outlet communicated with the middle cavity, one end of the air inlet horn-shaped box is communicated with the air inlet, one end of the air outlet horn-shaped box is communicated with the air outlet, and the other ends of the air inlet horn-shaped box and the air outlet horn-shaped box are both closed ends; the top of the drying tower is connected with a feeding device; the bottom end of the drying tower is connected with the feeding end of the discharging mechanism; the microwave drying system is connected with the discharge end of the discharge mechanism.
Description
Technical Field
The utility model relates to a material drying device, in particular to a drying tower and a belt type microwave continuous circulating dryer.
Background
With the rapid popularization of agricultural mechanized harvesting, the harvesting of agricultural crops is increasingly concentrated, so that airing fields, facilities and labor resources cannot meet the requirement of on-site rapid drying of harvested agricultural materials, and the problems of uneven drying, long time consumption, high energy consumption and the like of the conventional medium-large drying equipment suitable for rapid drying of production places exist, so that a drying tower and a belt type microwave continuous circulating dryer suitable for rapid, efficient, uniform and low-consumption drying of production places are urgently needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a drying tower and a belt type microwave continuous circulating dryer aiming at the defects in the prior art.
In order to achieve the above object, the present invention provides a drying tower and belt type microwave continuous circulation dryer, comprising:
a frame;
the drying tower is arranged on the rack, a vertical middle cavity is formed in the drying tower, the drying tower is provided with a hot air drying device, the hot air drying device comprises an air inlet duct, an air exhaust duct, an air inlet horn-shaped box and an air outlet horn-shaped box, the air inlet duct and the air exhaust duct are respectively arranged on the outer sides of two opposite surfaces of the drying tower, and the air inlet duct is connected with a hot air pipe; the side wall of the air inlet duct is provided with an air inlet communicated with the middle cavity, the side wall of the air exhaust duct is provided with an air outlet communicated with the middle cavity, one end of the air inlet horn-shaped box is communicated with the air inlet, the other end of the air inlet horn-shaped box is a closed end, one end of the air outlet horn-shaped box is communicated with the air outlet, and the other end of the air outlet horn-shaped box is a closed end;
the feeding device is arranged on one side of the drying tower and is connected with the top of the drying tower;
the feeding end of the discharging mechanism is connected with the bottom end of the drying tower; and
and the microwave drying system is arranged on the rack and connected with the discharge end of the discharge mechanism.
The drying tower and belt type microwave continuous circulating dryer is characterized in that the feeding device comprises a bucket elevator and a feeding funnel, the bucket elevator is located on one side of the drying tower, the feeding funnel is located at the bottom end of the bucket elevator, and two ends of the bucket elevator are respectively communicated with the feeding funnel and the drying tower.
Foretell drying tower and belt microwave serialization circulation dryer, wherein, it arranges material mechanism including arranging material funnel, row's material groove and conveyer belt to arrange the material funnel and be located the bottom of drying tower, arrange the both ends in material groove and connect respectively arrange material funnel and conveyer belt, the conveyer belt passes microwave drying system.
In the drying tower and the belt type microwave continuous circulating dryer, the discharge mechanism is a four-impeller volumetric discharge mechanism.
The drying tower and the belt type microwave continuous circulating dryer are characterized in that the drying tower comprises a storage chamber and a drying chamber which are sequentially arranged from top to bottom, and middle cavities of the storage chamber and the drying chamber are communicated; the horn-shaped box of air inlet and air outlet set up in the drying chamber.
In the drying tower and belt type microwave continuous circulating dryer, a plurality of layers of the air inlet horn-shaped boxes and the air outlet horn-shaped boxes are alternately arranged in the middle cavity of the drying chamber, and two ends of each of the air inlet horn-shaped boxes and the air outlet horn-shaped boxes are respectively fixed on two opposite side walls of the drying chamber.
Foretell drying tower and continuous circulation desiccator of belt microwave, wherein, each layer the equal level of horn shape box of air inlet and air outlet horn shape box extends, and each layer is equallyd divide and is do not included a plurality ofly the horn shape box of air inlet and air outlet horn shape box.
The drying tower and belt type microwave continuous circulating dryer is characterized in that the microwave drying system comprises microwave sources, a resonant cavity and microwave shielding structures, the microwave sources are uniformly arranged on the upper portion of the resonant cavity, the conveyor belt penetrates through the resonant cavity, and the microwave shielding structures are respectively arranged at two ends of the conveyor belt.
The drying tower and the belt type microwave continuous circulating dryer are characterized in that an exhaust fan is further arranged in the resonant cavity.
The drying tower and the belt type microwave continuous circulating dryer further comprise a material returning mechanism, wherein the material returning mechanism is arranged at the tail end of the conveying belt and is communicated with the feeding hopper.
The utility model has the beneficial effects that:
1) the picked agricultural materials can be uniformly and efficiently dried by carrying out hot air drying and microwave drying in sections. When hot air is dried, hot air flow enters the air inlet from the air inlet duct and then enters the inner cavity of the air inlet horn-shaped box, hot air flow penetrates out of the lower end of the air inlet horn-shaped box to form upward air flow and downward air flow, then the hot air flow penetrates through the inner cavity of the air outlet horn-shaped box into which materials enter and enters the exhaust duct through the air outlet, and in the process, a plurality of convection type hot air flows which are relatively uniformly distributed are formed in the inner cavity of the drying chamber, so that the effect of uniform drying is achieved;
2) drying process is quick, high efficiency, low consumption, when drying, the material passes through feed hopper in proper order, the bucket elevator, the storage compartment, the drying chamber, arrange material mechanism, arrange the material funnel, arrange the silo, the conveyer belt, resonant cavity and feed back device, wherein feed back device exit linkage feed hopper, form a circulation conveying line, can uninterruptedly dry the material, utilize hot-blast drying tower to carry out the postharvest agricultural material by surface drying inside earlier, thereby it carries out whole volume drying to postharvest agricultural material to utilize microwave drying to make the material can obtain abundant drying again, thereby make drying efficiency guarantee, the energy consumption reduces to some extent.
The utility model is described in detail below with reference to the drawings and specific examples, but the utility model is not limited thereto.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is a side view of FIG. 1;
FIG. 4 is a schematic diagram of a drying chamber according to an embodiment of the present invention;
FIG. 5 is a schematic view of the internal structure of the drying chamber according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a material returning mechanism according to an embodiment of the present invention.
Wherein the reference numerals
1 feeding device
11 hoisting machine
12 feeding funnel
2 drying tower
21 stock chest
22 drying chamber
221 air inlet
222 air inlet duct
223 air outlet
224 horn shape box for air intake
225 air outlet horn-shaped box
23 air exhaust duct
24 hot air pipe
3 discharging mechanism
31 discharge funnel
32 discharge chute
33 conveyor belt
4 microwave drying system
41 resonant cavity
42 microwave shielding structure
5 feed back mechanism
6 machine frame
Detailed Description
The utility model will be described in detail with reference to the following drawings, which are provided for illustration purposes and the like:
referring to fig. 1 to 3, fig. 1 is a schematic structural view of an embodiment of the present invention, fig. 2 is a front view of fig. 1, and fig. 3 is a side view of fig. 1. The utility model relates to a drying tower 2 and a belt type microwave continuous circulating dryer, which comprises: a frame 6; the drying tower 2 is installed on the rack 6, a vertical middle cavity is formed inside the drying tower 2, a hot air drying device is arranged on the drying tower 2, the hot air drying device comprises an air inlet duct 222, an air exhaust duct 23, an air inlet horn-shaped box 224 and an air outlet horn-shaped box 225, the cross sections of the air inlet horn-shaped box 224 and the air outlet horn-shaped box 225 are approximately isosceles triangles which are arranged right at the right angle, the lower sides of the air inlet horn-shaped box 224 and the air outlet horn-shaped box 225 are open structures, the air inlet duct 222 and the air exhaust duct 23 are respectively arranged on the outer sides of two opposite surfaces of the drying tower 2, the air inlet duct 222 is connected with a hot air pipe 24, and the hot air pipe 24 can be externally connected with a hot air blower to provide hot air for the drying tower 2; an air inlet 221 communicated with the middle cavity is formed in the side wall of the air inlet duct 222, an air outlet 223 communicated with the middle cavity is formed in the side wall of the exhaust duct 23, one end of the air inlet horn-shaped box 224 is communicated with the air inlet 221, the other end of the air inlet horn-shaped box 224 is a closed end, one end of the air outlet horn-shaped box 225 is communicated with the air outlet 223, and the other end of the air outlet horn-shaped box 225 is a closed end; the feeding device 1 is arranged on one side of the drying tower 2 and is connected with the top of the drying tower 2; the material discharging mechanism 3 is connected with the bottom end of the drying tower 2 at the material feeding end; and the microwave drying system 4 can deeply dry the materials, is arranged on the rack 6 and is connected with the discharge end of the discharge mechanism 3. During hot air drying, hot air flow enters the air inlet 221 from the air inlet duct 222 and then enters the inner cavity of the air inlet horn-shaped box 224, the hot air flow is discharged from the lower end of the air inlet horn-shaped box 224 to form upward air flow and downward air flow, then the hot air flow enters the inner cavity of the air outlet horn-shaped box 225 and then enters the exhaust duct 23 through the air outlet 223, and in the process, a plurality of convection type hot air flows which are relatively uniformly distributed are formed in the middle inner cavity of the drying chamber 22, so that the uniform drying effect is achieved.
In this embodiment, the feeding device 1 includes a bucket elevator 11 and a feeding hopper 12, and conveys and sends the material from bottom to top into the central cavity of the drying tower 2, controls the material to flow and discharge in the drying tower 2, and finally sends the material to the microwave drying system 4 through a conveyor belt 33, so as to realize the continuous operation and automatic circulation of the whole process. The bucket elevator 11 is located on one side of the drying tower 2, the feeding hopper 12 is located at the bottom end of the bucket elevator 11, and two ends of the bucket elevator 11 are respectively communicated with the feeding hopper 12 and the drying tower 2.
Wherein, discharge mechanism 3 includes discharge funnel 31, discharge tank 32 and conveyer belt 33, discharge funnel 31 is located the bottom of drying tower 2, discharge tank 32's both ends are connected respectively discharge funnel 31 and conveyer belt 33, discharge tank 32 carries the material to conveyer belt 33 from discharge funnel 31, conveyer belt 33 passes microwave drying system 4. The discharging mechanism 3 is preferably a four-impeller volumetric discharging mechanism 3, the discharging speed of the material in the drying tower 2 can be controlled by a motor, and the material falls into a conveyor belt 33 through a discharging hopper 31 and a discharging groove 32. The microwave drying system 4 is preferably a belt type microwave drying system 4, and comprises microwave sources, a resonant cavity 41 and microwave shielding structures 42, wherein the microwave sources are uniformly arranged at the upper part of the resonant cavity 41, the conveyor belt 33 is arranged in the resonant cavity 41 in a penetrating manner, and the microwave shielding structures 42 are respectively arranged at two ends of the conveyor belt 33, so that no microwave leakage is ensured, and the microwave power and the material conveying speed are continuously adjustable. An exhaust fan is also arranged in the resonant cavity 41. The material falls from the drying tower 2 through the discharge chute 32 onto the conveyor belt 33 and then into the resonant cavity 41, where the material is subjected to full volume drying by microwaves.
Referring to fig. 4 and 5, fig. 4 is a schematic structural diagram of a drying chamber 22 according to an embodiment of the present invention, and fig. 5 is a schematic structural diagram of an interior of the drying chamber 22 according to an embodiment of the present invention. The drying tower 2 of the embodiment comprises a storage chamber 21 and a drying chamber 22 which are sequentially arranged from top to bottom, and the middle cavities of the storage chamber 21 and the drying chamber 22 are communicated with each other; the air inlet horn-shaped box 224 and the air outlet horn-shaped box 225 are disposed in the drying chamber 22. The air inlet angular boxes 224 and the air outlet angular boxes 225 are arranged in the middle cavity of the drying chamber 22 at intervals, and two ends of each of the air inlet angular boxes 224 and the air outlet angular boxes 225 are respectively fixed on two opposite side walls of the drying chamber 22. The equal level of box 224 of the angle of air inlet angle and the box 225 of the angle of air outlet angle of each layer extends, and each layer is equallyd divide and is included a plurality ofly box 224 of the angle of air inlet angle and box 225 of the angle of air outlet angle respectively.
Referring to fig. 6, fig. 6 is a schematic structural view of the material returning mechanism 5 according to an embodiment of the present invention. The present embodiment may further include a material returning mechanism 5 disposed at an end of the conveyor belt 33 and communicating with the feeding hopper 12. The picked agricultural materials are dried from the outside to the inside by the hot air drying tower 2 in the drying process, and the picked agricultural materials are dried in whole volume by microwave drying, so that the problems of long time consumption and overlarge energy consumption when the hot air drying device is used for deeply drying the picked agricultural materials are solved. When the device works, firstly, pretreated harvested agricultural materials are poured into the feeding hopper 12 of the bucket elevator 11, the materials enter the drying tower 2 through the bucket elevator 11 and sequentially pass through the material storage chamber 21 and the drying chamber 22, the material storage chamber 21 is of a hollow structure, the materials move freely in the material storage chamber and enter the drying chamber 22, the air inlet horn-shaped box 224 and the air outlet horn-shaped box 225 in the drying chamber 22 can slow down the falling speed of the materials to avoid the materials from being damaged, the materials fall to the bottom layer drying chamber 22 and are stacked up to the material storage chamber 21, and after a period of hot air drying, the materials are discharged at a constant speed through the discharging mechanism 3, then fall into the conveyor belt 33 through the discharging hopper 31 and the discharging groove 32 in sequence, the materials enter the resonant cavity 41 on the conveyor belt 33, and then microwave drying is carried out in the resonant cavity 41, if the material reaches safe moisture, the material is directly discharged, otherwise, the material enters the bucket elevator 11 through a material returning device for circulating drying.
The utility model can well meet the requirements of quick, efficient, uniform and low-consumption drying of the harvested agricultural materials, has strong applicability, can be used for drying the agricultural materials such as peanuts, soybeans, Chinese chestnuts, corns, wheat, rice and the like, and solves the problems of long time consumption and overlarge energy consumption when the hot air drying device is used for deeply drying the harvested agricultural materials. The harvested agricultural materials are dried from the outside to the inside by the hot air drying tower 2 in the drying process, the harvested agricultural materials are dried in whole volume by microwave drying, and the harvested agricultural materials are discharged if the water content of the dried crops meets the storage requirement, and are conveyed to a feed port of the bucket elevator 11 for circular drying if the water content of the crops does not meet the storage requirement.
The present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof, and it should be understood that various changes and modifications can be effected therein by one skilled in the art without departing from the spirit and scope of the utility model as defined in the appended claims.
Claims (10)
1. The utility model provides a drying tower and continuous circulation desiccator of belt microwave which characterized in that includes:
a frame;
the drying tower is arranged on the rack, a vertical middle cavity is formed in the drying tower, the drying tower is provided with a hot air drying device, the hot air drying device comprises an air inlet duct, an air exhaust duct, an air inlet horn-shaped box and an air outlet horn-shaped box, the air inlet duct and the air exhaust duct are respectively arranged on the outer sides of two opposite surfaces of the drying tower, and the air inlet duct is connected with a hot air pipe; the side wall of the air inlet duct is provided with an air inlet communicated with the middle cavity, the side wall of the air exhaust duct is provided with an air outlet communicated with the middle cavity, one end of the air inlet horn-shaped box is communicated with the air inlet, the other end of the air inlet horn-shaped box is a closed end, one end of the air outlet horn-shaped box is communicated with the air outlet, and the other end of the air outlet horn-shaped box is a closed end;
the feeding device is arranged on one side of the drying tower and is connected with the top of the drying tower;
the feeding end of the discharging mechanism is connected with the bottom end of the drying tower; and
and the microwave drying system is arranged on the rack and connected with the discharge end of the discharge mechanism.
2. The dryer according to claim 1, wherein the feeding device comprises a bucket elevator and a feeding hopper, the bucket elevator is located at one side of the dryer, the feeding hopper is located at the bottom end of the bucket elevator, and both ends of the bucket elevator are respectively communicated with the feeding hopper and the dryer.
3. The dryer according to claim 2, wherein said discharge mechanism comprises a discharge hopper, a discharge groove and a conveyor belt, said discharge hopper is located at the bottom end of said dryer, two ends of said discharge groove are respectively connected to said discharge hopper and said conveyor belt, said conveyor belt passes through said microwave drying system.
4. The drying tower and belt microwave continuous cycle dryer of claim 3, wherein the discharge mechanism is a four-impeller positive displacement discharge mechanism.
5. The drying tower and belt type microwave continuous cycle dryer according to claim 3, wherein the drying tower comprises a storage chamber and a drying chamber which are sequentially arranged from top to bottom, and the intermediate cavities of the storage chamber and the drying chamber are communicated with each other; the horn-shaped box of air inlet and air outlet set up in the drying chamber.
6. The drying tower and belt type microwave continuous cycle dryer as claimed in claim 5, wherein a plurality of layers of the angular air inlet boxes and angular air outlet boxes are alternately arranged in the middle cavity of the drying chamber, and two ends of the angular air inlet boxes and the angular air outlet boxes are respectively fixed on two opposite side walls of the drying chamber.
7. The drying tower and belt microwave continuous cycle dryer as claimed in claim 6, wherein the inlet corner boxes and the outlet corner boxes of each layer extend horizontally, and each layer comprises a plurality of inlet corner boxes and outlet corner boxes, respectively.
8. The drying tower and belt type microwave continuous cycle dryer according to claim 5, wherein the microwave drying system comprises a microwave source, a resonant cavity and a microwave shielding structure, the microwave source is uniformly arranged at the upper part of the resonant cavity, the conveyor belt is arranged in the resonant cavity in a penetrating manner, and the microwave shielding structure is respectively arranged at two ends of the conveyor belt.
9. The drying tower and belt microwave continuous cycle dryer of claim 8, wherein an exhaust fan is further disposed in the resonant cavity.
10. The drying tower and belt microwave continuous cycle dryer of claim 3, further comprising a material return mechanism disposed at an end of the conveyor belt and in communication with the feed hopper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121316375.0U CN215571957U (en) | 2021-06-11 | 2021-06-11 | Drying tower and belt type microwave continuous circulating dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121316375.0U CN215571957U (en) | 2021-06-11 | 2021-06-11 | Drying tower and belt type microwave continuous circulating dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215571957U true CN215571957U (en) | 2022-01-18 |
Family
ID=79816947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121316375.0U Active CN215571957U (en) | 2021-06-11 | 2021-06-11 | Drying tower and belt type microwave continuous circulating dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215571957U (en) |
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2021
- 2021-06-11 CN CN202121316375.0U patent/CN215571957U/en active Active
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