CN211424942U - High-efficient hopper formula desiccator - Google Patents
High-efficient hopper formula desiccator Download PDFInfo
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- CN211424942U CN211424942U CN202020112475.0U CN202020112475U CN211424942U CN 211424942 U CN211424942 U CN 211424942U CN 202020112475 U CN202020112475 U CN 202020112475U CN 211424942 U CN211424942 U CN 211424942U
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- box body
- heat exchanger
- main shaft
- stirring
- heater
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Abstract
The utility model belongs to the technical field of drying, and particularly discloses a high-efficiency hopper type dryer, which comprises a box body, a stirring paddle, a motor, a heat exchanger, a heater and an air blower; the box body is a vertically placed cylindrical barrel and is made of heat insulating materials; the stirring paddle is rotatably arranged in the box body, and a rotating shaft of the stirring paddle is vertically arranged in the center of the box body; the motor is arranged outside the box body and is in power connection with the stirring paddle; the stirring paddle comprises a main shaft and a group of stirring blades arranged on the main shaft, and the stirring blade positioned at the lowest part is marked as a first stirring blade; the main shaft is hollow, the first stirring blade is hollow, and the main shaft is communicated with the inside of the first stirring blade; the first stirring blade is provided with a group of air outlets; the outlet of the air blower is connected with the cold source inlet of the heat exchanger, the cold source outlet of the heat exchanger is connected with the inlet of the heater, the outlet of the heater is connected with the main shaft, the top of the box body is connected with the heat source inlet of the heat exchanger, and the heat source outlet of the heat exchanger is emptied. This high-efficient hopper formula desiccator, convenient operation is swift, and drying effect is good.
Description
Technical Field
The utility model belongs to the technical field of the drying, more specifically say, relate to a high-efficient hopper formula desiccator.
Background
Hopper dryers are a common type of drying equipment that can dry raw materials that are wet from packaging, shipping, or recycling. In the drying process, the hopper dryer blows constant hot air into the box body filled with the raw materials through the drying fan, and the raw materials are baked by the hot air from bottom to top and the original moisture of the raw materials is taken away, so that the aim of removing the moisture contained in the raw materials is fulfilled. However, in actual operation, the accumulation state of the raw material in the box is often uneven, resulting in different wind resistances at various positions of the raw material, and finally in uneven drying effect. In addition, the drying degree of the raw material close to the side wall of the box body and the drying degree of the raw material far away from the side wall of the box body are different, and the drying degree of the raw material close to the lower part of the box body and the drying degree of the raw material close to the top of the box body are also different. Moreover, the existing hopper type dryer usually directly empties the wet hot air flowing through the raw materials, so that the thermal efficiency is low; and a small amount of wet and hot air flowing through the raw materials is directly recycled, so that insufficient dehumidification can be realized, and the drying efficiency is reduced.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a high-efficiency hopper type dryer which has simple and compact structure and convenient and fast operation, the raw material is uniformly heated in the box body by arranging the stirring paddle in the box body and integrating the stirring paddle and the air outlet, the drying efficiency is high, and the drying quality is uniform and stable; in addition, the heat exchanger is additionally arranged, so that heat is fully recovered, moisture is fully removed, and the overall heat efficiency and drying rate are improved.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a high-efficiency hopper type dryer comprises a box body, a stirring paddle, a motor, a heat exchanger, a heater and an air blower; the box body is a vertically placed cylindrical barrel and is made of heat insulating materials; the stirring paddle is rotatably arranged in the box body, and a rotating shaft of the stirring paddle is vertically arranged in the center of the box body; the motor is arranged outside the box body and is in power connection with the stirring paddle; the stirring paddle comprises a main shaft and a group of stirring blades arranged on the main shaft, and the stirring blade positioned at the lowest part is marked as a first stirring blade; the main shaft is hollow, the first stirring blade is hollow, and the main shaft is communicated with the inside of the first stirring blade; the first stirring blade is provided with a group of air outlets; the outlet of the air blower is connected with the cold source inlet of the heat exchanger, the cold source outlet of the heat exchanger is connected with the inlet of the heater, the outlet of the heater is connected with the main shaft, the top of the box body is connected with the heat source inlet of the heat exchanger, and the heat source outlet of the heat exchanger is emptied.
During operation, the raw materials to be dried are loaded into the box body, and the stirring paddle is started to ensure that the raw materials are fully stirred in the box body. Meanwhile, the air blower blows cold air into the heat exchanger, and the cold air flows through the heat exchanger from a cold source inlet of the heat exchanger and then flows out from a cold source outlet of the heat exchanger; then flows into a heater for further heating and then is introduced into the main shaft; then flows into the first stirring blade and flows out from the air outlet; the hot air flows from bottom to top in the box body to carry out the moisture in the raw materials; the wet hot air in the box body flows out from the top of the box body and is introduced into the heat exchanger, flows into the heat exchanger from a heat source inlet of the heat exchanger, then flows through the heat exchanger, exchanges heat, and flows out from a heat source outlet of the heat exchanger for emptying. In addition, the top of the main shaft and the center of the top of the inner wall of the box body rotate relatively, in order to improve the sealing performance, hot air flowing out of the heater completely flows into the main shaft, and sealing fillers can be additionally arranged at the relatively rotating part.
Further, in the efficient hopper type dryer, the heat exchanger is a tube type heat exchanger, the cold source is communicated into the tube type heat exchanger, and the heat source is communicated with the outside of the tube type heat exchanger. The shell and tube heat exchanger has high heat exchange efficiency, relatively simple structure and controllable maintenance cost. The wet hot air in the box body flows out from the top of the box body and is introduced into the heat exchanger, and the wet hot air is introduced out of the tube bank.
Furthermore, the bottom of the heat exchanger of the efficient hopper type dryer is also provided with a condensed water emptying valve for discharging condensed water in the heat exchanger.
Further, in the above high efficiency hopper dryer, the heater is preferably an electric heater. The electric heating heater generates heat by electrifying the resistor, and has simple and reliable structure and high heat efficiency.
Further, the bottom of the box body of the efficient hopper type drying machine is also provided with a discharge hole.
Further, the bottom of the box body of the efficient hopper type drying machine is also provided with a gate plate capable of covering and opening the discharge hole. The gate plate is flat and pushes the gate plate to move horizontally at the discharge hole, so that the discharge hole is covered or opened. When the flashboard is pulled open, the discharge port is communicated with the outside of the box body, and the raw materials are leaked from the discharge port under the stirring of the stirring paddle.
Furthermore, the direction of the air outlet of the efficient hopper type drying machine is downward, and the air outlet is downward and cannot be blocked by raw materials.
Preferably, in the efficient hopper type dryer, a driving belt pulley is sleeved on an output shaft of the motor; the main shaft extends out of the bottom of the box body, and a driven belt pulley is sleeved at the lower end of the main shaft; the driving belt pulley and the driven belt pulley are in power connection through a group of belts.
Has the advantages that: compared with the prior art, the high-efficiency hopper type drying machine has the advantages that the structure is simple and compact, the operation is convenient and rapid, the stirring paddle is arranged in the box body, and the stirring paddle and the air outlet are designed in an integrated manner, so that raw materials are uniformly heated in the box body, the drying efficiency is high, and the drying quality is uniform and stable; in addition, the heat exchanger is additionally arranged, so that heat is fully recovered, moisture is fully removed, and the overall heat efficiency and drying rate are improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure, a box body 1, a stirring paddle 2, a motor 3, a heat exchanger 4, a heater 5, a blower 6, a discharge port 11, a flashboard 12, a main shaft 21, a first stirring blade 22 and an air outlet 221.
Detailed Description
The invention will be further elucidated by the following specific examples, which are intended to be illustrative only and not limiting.
Example 1
A high-efficiency hopper type dryer is shown in figure 1 and comprises a box body 1, a stirring paddle 2, a motor 3, a heat exchanger 4, a heater 5 and a blower 6; the box body 1 is a vertically placed cylindrical barrel; the stirring paddle 2 is rotatably arranged in the box body 1, and a rotating shaft of the stirring paddle 2 is vertically arranged in the center of the box body 1; the motor 3 is arranged outside the box body 1 and is in power connection with the stirring paddle 2; the stirring paddle 2 comprises a main shaft 21 and a group of stirring blades arranged on the main shaft 21, and the stirring blade positioned at the lowest part is marked as a first stirring blade 22; the main shaft 21 is hollow, the first stirring blade 22 is hollow, and the main shaft 21 is communicated with the inside of the first stirring blade 22; the first stirring blade 22 is provided with a group of air outlets 221; the outlet of the blower 6 is connected with the cold source inlet of the heat exchanger 4, the cold source outlet of the heat exchanger 4 is connected with the inlet of the heater 5, the outlet of the heater 5 is connected with the main shaft 21, the top of the box body 1 is connected with the heat source inlet of the heat exchanger 4, and the heat source outlet of the heat exchanger 4 is emptied.
In this embodiment, the heat exchanger 4 is a tube type heat exchanger, the cold source is introduced into the tube, and the heat source is introduced into the tube.
In this embodiment, the bottom of the heat exchanger 4 is further provided with a condensed water emptying valve.
In this embodiment, the heater 5 is an electrothermal heater.
In this embodiment, the bottom of the box body 1 is further provided with a discharge hole 11.
In this embodiment, the bottom of the box 1 is further provided with a shutter 12 capable of closing and opening the discharge hole 11.
In this embodiment, the air outlet 221 is downward.
In this embodiment, a driving pulley is sleeved on an output shaft of the motor 3; the main shaft 21 extends out of the bottom of the box body 1, and a driven belt pulley is sleeved at the lower end of the main shaft; the driving belt pulley and the driven belt pulley are in power connection through a group of belts.
In operation, the raw material to be dried is loaded into the box 1, and the stirring paddle 2 is turned on to fully stir the raw material in the box 1. Meanwhile, the air blower 6 blows cold air into the heat exchanger 4, and the cold air flows through the heat exchanger 4 from a cold source inlet of the heat exchanger 4 and then flows out from a cold source outlet of the heat exchanger 4; then flows into a heater 5 for further heating and then is introduced into the main shaft 21; then flows into the first stirring blade 22 and flows out from the air outlet 221; the hot air flows from bottom to top in the box body 1 to carry out the moisture in the raw materials; the wet hot air in the box body 1 flows out from the top of the box body 1 and is introduced into the heat exchanger 4, flows into the heat exchanger 4 from a heat source inlet of the heat exchanger 4, flows through the heat exchanger 4, exchanges heat, flows out from a heat source outlet of the heat exchanger 4 and is discharged to the air.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principles of the present invention, and these modifications should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a high-efficient hopper formula desiccator which characterized in that: comprises a box body (1), a stirring paddle (2), a motor (3), a heat exchanger (4), a heater (5) and a blower (6); the box body (1) is a cylindrical barrel which is vertically placed; the stirring paddle (2) is rotatably arranged in the box body (1), and a rotating shaft of the stirring paddle (2) is vertically arranged in the center of the box body (1); the motor (3) is arranged outside the box body (1) and is in power connection with the stirring paddle (2); the stirring paddle (2) comprises a main shaft (21) and a group of stirring blades arranged on the main shaft (21), and the stirring blade positioned at the lowest part is marked as a first stirring blade (22); the main shaft (21) is hollow, the first stirring blade (22) is hollow, and the main shaft (21) is communicated with the inside of the first stirring blade (22); a group of air outlets (221) are formed in the first stirring blade (22); the outlet of the air blower (6) is connected with the cold source inlet of the heat exchanger (4), the cold source outlet of the heat exchanger (4) is connected with the inlet of the heater (5), the outlet of the heater (5) is connected with the main shaft (21), the top of the box body (1) is connected with the heat source inlet of the heat exchanger (4), and the heat source outlet of the heat exchanger (4) is emptied.
2. The high efficiency hopper dryer of claim 1, wherein: the heat exchanger (4) is a tube type heat exchanger, a cold source is communicated into a tube, and a heat source is communicated with the outside of the tube.
3. The high efficiency hopper dryer of claim 2, wherein: and a condensed water emptying valve is also arranged at the bottom of the heat exchanger (4).
4. The high efficiency hopper dryer of claim 1, wherein: the heater (5) is an electric heating type heater.
5. The high efficiency hopper dryer of claim 1, wherein: the bottom of the box body (1) is also provided with a discharge hole (11).
6. The high efficiency hopper dryer of claim 5, wherein: the bottom of the box body (1) is also provided with a flashboard (12) which can cover and open the discharge hole (11).
7. The high efficiency hopper dryer according to any one of claims 1 to 6, wherein: the air outlet (221) is downward.
8. The high efficiency hopper dryer of claim 7, wherein: a driving belt pulley is sleeved on an output shaft of the motor (3); the main shaft (21) extends out of the bottom of the box body (1), and a driven belt pulley is sleeved at the lower end of the main shaft; the driving belt pulley and the driven belt pulley are in power connection through a group of belts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020112475.0U CN211424942U (en) | 2020-01-19 | 2020-01-19 | High-efficient hopper formula desiccator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020112475.0U CN211424942U (en) | 2020-01-19 | 2020-01-19 | High-efficient hopper formula desiccator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211424942U true CN211424942U (en) | 2020-09-04 |
Family
ID=72275123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020112475.0U Expired - Fee Related CN211424942U (en) | 2020-01-19 | 2020-01-19 | High-efficient hopper formula desiccator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211424942U (en) |
-
2020
- 2020-01-19 CN CN202020112475.0U patent/CN211424942U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200904 Termination date: 20210119 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |