CN220556246U - Drying system with screw type heat pump hot air unit matched with large-tonnage grain dryer as heat source - Google Patents
Drying system with screw type heat pump hot air unit matched with large-tonnage grain dryer as heat source Download PDFInfo
- Publication number
- CN220556246U CN220556246U CN202322010409.9U CN202322010409U CN220556246U CN 220556246 U CN220556246 U CN 220556246U CN 202322010409 U CN202322010409 U CN 202322010409U CN 220556246 U CN220556246 U CN 220556246U
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- hot air
- equipment room
- drying system
- grain dryer
- heat pump
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- 238000001035 drying Methods 0.000 title claims abstract description 39
- 239000000428 dust Substances 0.000 claims abstract description 19
- 239000011490 mineral wool Substances 0.000 claims description 5
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 239000002918 waste heat Substances 0.000 description 5
- 238000009423 ventilation Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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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- Drying Of Solid Materials (AREA)
Abstract
The utility model relates to a drying system taking a screw type heat pump hot air unit matched with a large-tonnage grain dryer as a heat source. The drying system comprises an equipment room and a drying room; the equipment room is internally provided with a heat pump hot air unit which comprises an evaporator and a condenser, the equipment room is of a communicated two-layer structure and is provided with a roof, the two layers of the equipment room are provided with the evaporator, the condenser and an oblique flow fan, and the one layer of the equipment room is provided with a pulse dust collector; a grain dryer is arranged in the drying room; the grain dryer is connected with the pulse dust collector through a dryer air outlet pipeline, the condenser is connected with the grain dryer through a hot air pipeline, and the diagonal flow fan is arranged on the hot air pipeline. The utility model has the characteristics of large single-batch drying yield, controllable and stable hot air temperature under the low-temperature working condition and remarkable economic and environmental protection benefits when the grain crops are dried in summer and autumn.
Description
Technical Field
The utility model relates to a grain crop drying system, in particular to a drying system taking a screw heat pump hot air unit matched with a large-tonnage grain dryer as a heat source.
Background
Along with implementation of the theory of two mountains, the strategy of ' rural plain and ' healthy China ' is actively implemented, the steady promotion of double carbon targets, ecological environmental protection and safety law enforcement are continuously increased, original fossil energy sources such as high pollution and high energy consumption of coal, diesel oil, natural gas and the like of grain drying heat sources are gradually eliminated and developed to the green cleaning direction, and the air source heat pump is a green clean heat source and has the characteristics of safety, energy conservation, environmental protection and the like. As the drying capacity of the dryer gradually develops from small tonnage to large-scale, the drying capacity of the dryer is limited by the heating capacity of the vortex type heat pump, and a large-scale heat pump hot air unit is increasingly required for a grain drying heat source. The traditional gravity sedimentation type ash drying room has the defects of uneven and uncontrollable hot air temperature, large heat loss and high operation cost.
Disclosure of Invention
The utility model aims to provide a drying system with a screw type heat pump hot air unit matched with a large-tonnage grain dryer as a heat source, so as to solve the problems in the prior art.
The technical scheme of the utility model is as follows: the drying system takes a screw heat pump hot air unit matched with the large-tonnage grain dryer as a heat source, and comprises an equipment room and a drying room;
the equipment room is internally provided with a heat pump hot air unit which comprises an evaporator and a condenser, the equipment room is of a communicated two-layer structure and is provided with a roof, the two layers of the equipment room are provided with the evaporator, the condenser and an oblique flow fan, and the one layer of the equipment room is provided with a pulse dust collector;
a grain dryer is arranged in the drying room;
the grain dryer is connected with the pulse dust collector through a dryer air outlet pipeline, the condenser is connected with the grain dryer through a hot air pipeline, and the diagonal flow fan is arranged on the hot air pipeline.
Preferably, the layer surface of the equipment room two layers is a concrete platform, the wall surface of the equipment room two layers is a rock wool fireproof sandwich plate, and an outward opening type air window is arranged on the wall surface.
Preferably, an air guiding port is arranged between the first equipment room layer and the second equipment room layer.
Preferably, a ventilation building is arranged at the roof of the equipment room.
Preferably, the cold air generated by the evaporator is discharged to the roof of the equipment room through the evaporator exhaust pipe.
The beneficial effects of the utility model are as follows:
the screw heat pump technology is adopted, so that the rated power is low, the rated heating quantity is high, and the energy is saved; the device is connected with a large-tonnage grain dryer in a one-to-one way manner, so that the pattern of the traditional vortex heat pump in a one-to-one way manner is changed, the occupied area of equipment is reduced, and the resistance and heat loss of a hot air pipe network are reduced;
the special pulse dust removal and waste heat recovery technology ensures that the device can still operate normally and efficiently under the low-temperature working condition. Meanwhile, the pulse dust collector and the screw heat pump main machine are arranged in two layers, so that the plane size of a machine room is reduced, and the land area is effectively saved;
the host adopts a split structure, so that the host can be flexibly laid out according to the requirements of different users;
the equipment room enclosure structure is subjected to heat preservation treatment, so that waste heat loss is reduced, and the working environment temperature of the heat pump is ensured;
the unit is operated by adopting clean electric energy as power, has no fire hazard, no potential safety hazard, high energy efficiency ratio and obviously reduced drying cost, and the dust generated by drying is close to zero emission through a dust removal system, so that the unit is environment-friendly and pollution-free and has no harmful substance residue;
(6) The remote control function is provided, the running condition of the drying system is observed in real time in a mobile phone or a computer, remote control and on-line information monitoring and transmission are realized, and the hot air temperature precision of the dryer is ensured.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a side cross-sectional view of the present utility model.
Fig. 3 is a side cross-sectional view of the present utility model.
In the figure, the evaporator 1, the condenser 2, the diagonal flow fan 3, the grain dryer 4, the hot air pipeline 5, the ventilation building 6, the rock wool fireproof sandwich plate 7, the outward opening type air window 8, the concrete platform 9, the pulse dust collector 10, the evaporator exhaust pipe 11 and the dryer exhaust pipeline 12.
Description of the embodiments
The drying system takes a screw heat pump hot air unit matched with the large-tonnage grain dryer as a heat source, and comprises an equipment room and a drying room;
the equipment room is internally provided with a heat pump hot air unit which comprises an evaporator 1 and a condenser 2, the equipment room is of a communicated two-layer structure and is provided with a roof, the two layers of the equipment room are provided with the evaporator 1, the condenser 2 and an oblique flow fan 3, and the one layer of the equipment room is provided with a pulse dust collector 10;
a grain dryer 4 is arranged in the drying room;
the grain dryer 4 is connected with the pulse dust collector 10 through a dryer air outlet pipeline 12, the condenser 2 is connected with the grain dryer 4 through a hot air pipeline 5, and the diagonal flow fan 3 is arranged on the hot air pipeline 5.
The two-layer of the equipment room is provided with a concrete platform 9, the wall surface of the two-layer of the equipment room is provided with a rock wool fireproof sandwich plate 7, and an outward opening type air window 8 is arranged on the wall surface.
And an air inlet is arranged between the first equipment room layer and the second equipment room layer.
The roof of the equipment room is provided with a ventilation building 6.
The cold air generated by the evaporator 1 is discharged to the roof of the equipment room by an evaporator exhaust pipe 11.
The working principle of the utility model is as follows: the large-tonnage grain dryer 4 discharges hot air with waste heat and dust through a dryer air outlet pipeline 12, the dust is removed by a pulse dust remover 10, the dust is collected at a conveying device at the lower part and discharged to a dust bin, the waste heat after dust removal is led to two layers of an equipment room and fully mixed with fresh air fed by an outward opening air window 8, the waste heat is absorbed by an evaporator 1, generated condensed water (moisture brought by grains in the drying process) is discharged (dehumidified) by a condensed water pipe, and cold air generated after treatment is discharged to a ventilation building 6 on a roof by an evaporator exhaust pipe 11, so that cold accumulation is prevented from forming in the equipment room, and the operation condition of a heat pump host machine is optimized; the rest mixed air is heated to a certain temperature by a condenser 2, and is sent into a large-tonnage grain dryer 4 for drying grains by a hot air pipeline 5, and an inclined flow fan 3 is arranged on the pipeline to increase the air outlet residual pressure so as to overcome the system resistance.
The bearing capacity of the screw heat pump host machine can be enhanced through the concrete pouring platform 9 on the two layers of the equipment room, and the equipment room enclosure structures all adopt rock wool fireproof sandwich plates 7 to ensure the working environment temperature of the heat pump.
The novel grain drying matched heat source screw type heat pump hot air unit is of a split structure, can be flexibly combined according to different installation sites, can be laid out left and right, can be laid out front and back, and can flexibly utilize the space provided by different users.
In the description of the present utility model, it should be understood that the orientation or positional relationship indicated is based on the orientation or positional relationship shown in the drawings, and is merely for convenience in describing the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the present utility model, unless explicitly specified and defined otherwise, for example, it may be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
Standard parts used by the utility model can be purchased from the market, and special-shaped parts can be customized according to the description of the specification and the drawings.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The drying system with the screw heat pump hot air unit matched with the large-tonnage grain dryer as a heat source is characterized in that: the drying system comprises an equipment room and a drying room;
the equipment room is internally provided with a heat pump hot air unit, the heat pump hot air unit comprises an evaporator (1) and a condenser (2), the equipment room is of a communicated two-layer structure and is provided with a roof, the two layers of the equipment room are provided with the evaporator (1), the condenser (2) and an oblique flow fan (3), and the one layer of the equipment room is provided with a pulse dust collector (10);
a grain dryer (4) is arranged in the drying room;
the grain dryer (4) is connected with the pulse dust collector (10) through a dryer air outlet pipeline (12), the condenser (2) is connected with the grain dryer (4) through a hot air pipeline (5), and the diagonal flow fan (3) is arranged on the hot air pipeline (5).
2. The drying system using the screw heat pump hot air unit matched with the large-tonnage grain dryer as a heat source according to claim 1, wherein the drying system is characterized in that: the two-layer of the equipment room is provided with a concrete platform (9), the wall surface of the two-layer of the equipment room is provided with a rock wool fireproof sandwich board (7), and an outward opening type air window (8) is arranged on the wall surface.
3. The drying system using the screw heat pump hot air unit matched with the large-tonnage grain dryer as a heat source according to claim 1, wherein the drying system is characterized in that: and an air inlet is arranged between the first equipment room layer and the second equipment room layer.
4. The drying system using the screw heat pump hot air unit matched with the large-tonnage grain dryer as a heat source according to claim 1, wherein the drying system is characterized in that: and an air permeable building (6) is arranged at the roof of the equipment room.
5. The drying system using the screw heat pump hot air unit matched with the large-tonnage grain dryer as a heat source according to claim 1, wherein the drying system is characterized in that: cold air generated by the evaporator (1) is discharged to the roof of the equipment room through an evaporator exhaust pipe (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322010409.9U CN220556246U (en) | 2023-07-28 | 2023-07-28 | Drying system with screw type heat pump hot air unit matched with large-tonnage grain dryer as heat source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322010409.9U CN220556246U (en) | 2023-07-28 | 2023-07-28 | Drying system with screw type heat pump hot air unit matched with large-tonnage grain dryer as heat source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220556246U true CN220556246U (en) | 2024-03-05 |
Family
ID=90050877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322010409.9U Active CN220556246U (en) | 2023-07-28 | 2023-07-28 | Drying system with screw type heat pump hot air unit matched with large-tonnage grain dryer as heat source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220556246U (en) |
-
2023
- 2023-07-28 CN CN202322010409.9U patent/CN220556246U/en active Active
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