CN218410625U - Grain waste heat drying tower - Google Patents
Grain waste heat drying tower Download PDFInfo
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- CN218410625U CN218410625U CN202221784097.6U CN202221784097U CN218410625U CN 218410625 U CN218410625 U CN 218410625U CN 202221784097 U CN202221784097 U CN 202221784097U CN 218410625 U CN218410625 U CN 218410625U
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- grain
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- tower
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/90—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in food processing or handling, e.g. food conservation
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Abstract
The utility model relates to a grain waste heat drying tower, which is internally provided with a grain chamber which is vertically arranged, the wall of the tower is provided with a cold air inlet for the entry of outdoor cold air, the upper end of the grain chamber is provided with a grain inlet, the lower end of the grain chamber is provided with a discharging device, the right side of the grain chamber is arranged as a combustion chamber, and the left side of the grain chamber is arranged as a dust chamber; a combustor and a vertical baffle are arranged below the combustion chamber, the combustor is communicated with a cold air inlet, and the height of the baffle is not more than half of the length of the grain chamber; the top of the dust chamber is provided with an exhaust fan, the lower part of the dust chamber is provided with a circulating fan, and the air inlet of the circulating fan is communicated with the dust chamber, and the position of the air outlet is level with the level of the combustor. This waste heat drying tower can realize waste heat air cycle recycle, can control dust impurity simultaneously, and the feature of environmental protection is good, greatly reduces energy loss, improves heat utilization efficiency, reduces the grain cost of drying.
Description
Technical Field
The utility model relates to a grain treatment facility specifically is a grain waste heat drying tower.
Background
The 'timely drying and safe warehousing' is the last key link after the mechanical solution of plowing, raking, sowing and collecting in the whole grain production process, and can play a role in ensuring the grain safety and also can obtain the effect of effectively improving the grain quality. The traditional drying equipment obtains heat by using fire coal, and has high energy consumption and high pollution. With the increase of national environmental protection control, gas-fired drying equipment is continuously released to the market. The whole structure of the grain drying machine needs to construct supporting facilities such as a combustion room, a dust removal room and the like besides the grain drying main body, and the occupied area is large; a large amount of heat loss exists in the process of heat preservation of the main body and transmission of the drying medium, and the heat utilization rate is low.
Disclosure of Invention
In order to solve the problem, the utility model provides a grain waste heat drying tower embeds combustion chamber and dust chamber, and cold and hot wind channel of rational arrangement improves heat utilization efficiency, fuel saving. The utility model adopts the technical scheme as follows:
a grain waste heat drying tower is characterized in that a grain chamber which is vertically arranged is arranged in the tower, a cold air inlet through which outdoor cold air enters is formed in the wall of the tower, a grain inlet is formed in the upper end of the grain chamber, a discharging device is arranged at the lower end of the grain chamber, a combustion chamber is arranged on the right side of the grain chamber, and a dust chamber is arranged on the left side of the grain chamber;
a burner and a vertical baffle are arranged below the combustion chamber, the baffle divides the combustion chamber into a heating area and a heat release area near the grain chamber side, the burner is positioned in the heating area, the burner is communicated with a cold air inlet, and the height of the baffle is not more than half of the length of the grain chamber;
the top of the dust chamber is provided with an exhaust fan, the lower part of the dust chamber is provided with a circulating fan, and the air inlet of the circulating fan is communicated with the dust chamber, and the position of the air outlet is level with the level of the combustor.
In the grain waste heat drying tower, the lower part of the grain chamber is provided with a cooling area, the length of the cooling area is not more than 1/5 of the length of the grain chamber, and the cooling area is communicated with a discharging device;
the cooling zone right side is equipped with the cold wind room, the top surface of cold wind room is equipped with the air outlet and communicates the heat release region, the side of cold wind room is equipped with the air intake.
In the grain waste heat drying tower, the cooling area is internally provided with the cold air horn-shaped pipe, and the grain chamber is internally provided with the hot air horn-shaped pipe.
The utility model has the advantages that: this waste heat drying tower can realize waste heat air cycle recycle, can control dust impurity simultaneously, and the feature of environmental protection is good, greatly reduces energy loss, improves heat utilization efficiency, reduces the grain cost of drying. The combustion chamber, the dust chamber and the grain chamber are arranged in the grain chamber, the structure is compact, and the occupied space is saved.
Drawings
Fig. 1 is a schematic view of the structural principle of the present invention.
In the figure: 1 is a grain inlet, 2 is a grain chamber, 3 is a cooling area, 4 is a discharging device, 5 is a cold air inlet, 6 is a burner, 7 is a baffle, 8 is a cold air chamber, 9 is an exhaust fan and 10 is a circulating fan.
Detailed Description
The technical solution of the present invention will be described in detail with reference to the accompanying drawings.
The embodiment is a grain waste heat drying tower, a vertical grain chamber 2 is arranged in the tower, and a cold air inlet 5 for outdoor cold air to enter is arranged on the wall of the tower. The upper portion of the grain chamber 2 can be provided with a buffer area to avoid grain accumulation, the top of the buffer area is provided with a grain inlet 1, the lower end of the grain chamber 2 is connected with a discharging device 4, the lower end of the discharging device 4 is a grain outlet, the right side of the grain chamber 2 is arranged as a combustion chamber, and the left side of the grain chamber is arranged as a dust chamber. The combustion chamber, the dust chamber and the grain chamber are arranged in the device, so that the land resource is saved.
The lower in the combustion chamber is equipped with combustor 6 and vertical baffle 7, baffle 7 is divided the combustion chamber into the heating zone and the heat release area of nearly grain room 2 side, combustor 6 is located the heating zone, combustor 6 and cold wind entry 5 intercommunication, combustor 6 worker provides sufficient dry steam in as the tower. The setting height of the baffle 7 is not more than half of the length of the grain chamber 2. The grain chamber 2 is internally provided with a hot air horn-shaped pipe, and the installation and the selection of the hot air horn-shaped pipe all adopt the installation structure of the horn-shaped pipe in the existing grain drying machine. The zone of heating space that baffle 7 cut apart is little, can concentrate the heating of efficient realization to cold wind more, outside air is hot-blast through the heating of combustor 6, blow to the heat release district upwards to the back, wherein most hot-blast direct blown carry out the heat supply drying to grain room 2 upper portion, produce moist waste gas on the upper portion of dust chamber, another part hot-blast downstream is to grain room 2 lower part, produce the waste heat waste gas that has a small amount of moisture and a large amount of impurity in the lower part of dust chamber, great impurity sinks to the dust chamber bottom at the action of gravity, light-duty impurity circulates along with waste heat waste gas. The heat generation and circulation area division in the combustion chamber are reasonable, and the utilization rate of the heat efficiency is high.
The top of the dust chamber is provided with an exhaust fan 9, the lower part of the dust chamber is provided with a circulating fan 10, and the air inlet of the circulating fan 10 is communicated with the dust chamber, and the air outlet is horizontally aligned with the combustor 6. The air inlet of the exhaust fan 9 is arranged in the tower, and the air outlet is arranged outside the tower. The exhaust fan 9 and the circulating fan 10 are respectively provided with an air door of a shutter structure used in the prior art, and the air quantity is controlled by adjusting the opening degree of the air door. The exhaust fan 9 is used for sucking out the damp waste gas at the upper part of the dust chamber, the circulating fan 6 is used for sucking out and blowing the waste heat at the lower part of the grain chamber 2 to the burner 6, on one hand, the waste heat is heated and utilized again in the burner 6, the heating area and the heat release area, on the other hand, light impurities in the waste heat are combusted at the burner 6, and the dust problem in the tower is greatly reduced.
The lower part of the grain room 2 is set as a cooling area 3, the length of the cooling area 3 is no more than 1/5 of the length of the grain room 2, the cooling area 3 is communicated with a discharging device 4, and the left side of the cooling area 3 is communicated with a dust room. The 3 right sides in cooling space are equipped with cold wind room 8, the top surface of cold wind room 8 is equipped with the air outlet and communicates the heat release district, the side of cold wind room 8 is equipped with the air intake that outdoor cold air got into. And a cold air horn-shaped pipe is arranged in the cooling area 3. The cold wind horn-shaped pipe adopts the installation structure of the horn-shaped pipe in the existing grain drying machine. Under the combined action of the combustor 6, the exhaust fan 9 and the circulating fan 10, negative pressure is formed at an air inlet of the cooling area 3, outdoor cold air can automatically and continuously enter a cold air horn-shaped pipe of the cooling area 3 to be fully contacted with grains, the dried grains are cooled and cooled, and hot dry air is formed and is discharged to the lower part of the dust chamber to be mixed with waste heat and waste gas.
Grains to be dried enter from the grain inlet 1, are dried at the grain chamber 2 of the heat release area through the buffer area, are cooled at the grain chamber 2 of the cooling area 3, are discharged at the grain outlet after being discharged by the discharging device 4, and the whole process is continuously carried out.
Claims (3)
1. The utility model provides a grain waste heat drying tower which characterized in that: a grain chamber (2) which is vertically arranged is arranged in the tower, a cold air inlet (5) for outdoor cold air to enter is arranged on the wall of the tower, a grain inlet (1) is arranged at the upper end of the grain chamber (2), a discharging device (4) is arranged at the lower end of the grain chamber, a combustion chamber is arranged at the right side of the grain chamber (2), and a dust chamber is arranged at the left side of the grain chamber;
a burner (6) and a vertical baffle (7) are arranged below the combustion chamber, the baffle (7) divides the combustion chamber into a heating area and a heat release area near the grain chamber (2), the burner (6) is positioned in the heating area, the burner (6) is communicated with a cold air inlet (5), and the setting height of the baffle (7) is not more than half of the length of the grain chamber (2);
the top of the dust chamber is provided with an exhaust fan (9), the lower part of the dust chamber is provided with a circulating fan (10), and the air inlet of the circulating fan (10) is communicated with the dust chamber, and the air outlet is horizontally aligned with the combustor (6).
2. The grain waste heat drying tower of claim 1, wherein: the lower part of the grain chamber (2) is provided with a cooling area (3), the length of the cooling area (3) is not more than 1/5 of the length of the grain chamber (2), and the cooling area (3) is communicated with a discharging device (4);
the cooling zone (3) right side is equipped with cold wind room (8), the top surface of cold wind room (8) is equipped with the air outlet and communicates the heat release district, the side of cold wind room (8) is equipped with the air intake.
3. The grain waste heat drying tower of claim 2, wherein: a cold air horn-shaped pipe is arranged in the cooling area (3), and a hot air horn-shaped pipe is arranged in the grain chamber (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221784097.6U CN218410625U (en) | 2022-07-12 | 2022-07-12 | Grain waste heat drying tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221784097.6U CN218410625U (en) | 2022-07-12 | 2022-07-12 | Grain waste heat drying tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218410625U true CN218410625U (en) | 2023-01-31 |
Family
ID=85012129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221784097.6U Active CN218410625U (en) | 2022-07-12 | 2022-07-12 | Grain waste heat drying tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218410625U (en) |
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2022
- 2022-07-12 CN CN202221784097.6U patent/CN218410625U/en active Active
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