CN109197179B - Whole storehouse cooling and drying device in grain depot - Google Patents
Whole storehouse cooling and drying device in grain depot Download PDFInfo
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- CN109197179B CN109197179B CN201811162666.1A CN201811162666A CN109197179B CN 109197179 B CN109197179 B CN 109197179B CN 201811162666 A CN201811162666 A CN 201811162666A CN 109197179 B CN109197179 B CN 109197179B
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F25/00—Storing agricultural or horticultural produce; Hanging-up harvested fruit
- A01F25/16—Arrangements in forage silos
- A01F25/22—Ventilating arrangements
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F25/00—Storing agricultural or horticultural produce; Hanging-up harvested fruit
- A01F25/14—Containers specially adapted for storing
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention relates to the technical field of grain depot drying and cooling equipment, in particular to a whole grain depot cooling and drying device, which comprises a shell and is characterized in that: the novel grain dryer is characterized in that an outdoor fresh air inlet A, an outdoor fresh air inlet B, an outdoor fresh air outlet, an air supply opening and an air return opening are arranged on the shell, the air supply opening is connected with an air inlet of a grain depot through an air supply hose, the air return opening is connected with the air return opening of the grain depot through an air return hose, a compressor, a condenser, an expansion valve, an evaporator, an air quantity regulating valve A, an air quantity regulating valve B, a three-way electromagnetic valve, an electromagnetic valve A and an electromagnetic valve B are arranged in the shell, and the corresponding electromagnetic valve is switched to open and close, so that a refrigerating and heating loop is arranged in the novel grain dryer, the novel grain dryer has the functions of cooling and drying, the conventional grain cooler and the grain dryer can be replaced, grain temperature and drying tasks are reduced in the grain storage process, and accordingly purchasing cost of equipment of enterprises is reduced.
Description
Technical Field
The invention relates to the technical field of grain depot drying and cooling equipment, in particular to a whole grain depot cooling and drying device.
Background
The whole grain bin is a special building for storing grains, in order to ensure the grain storage quality, the mildewing of the grains or the overheating and spontaneous combustion of the grains are avoided, therefore, the temperature and the humidity in the whole grain bin are required to be controlled, in the existing grain storage, the temperature of the grains are reduced by adopting a conventional grain cooler, the grain cooler only has the function of reducing the temperature of the grains, the grain dryer is adopted conventionally in the grain drying, and the grain dryer only has the grain drying function, and the grain drying uniformity is poor, the unit heat consumption is higher, and the drying of various grains by the dryer is limited, so that various equipment is required to be purchased in the grain storage process, and finally, the problems of high equipment purchase cost, low equipment utilization rate, high equipment energy consumption and the like in the grain storage process are caused.
Disclosure of Invention
In order to solve the technical problems, the invention aims to provide a whole grain warehouse cooling and drying device which has the functions of cooling and drying the grain warehouse and can replace the existing grain cooling machine and grain drying machine to finish the tasks of reducing the grain temperature and drying in the grain storage process.
The invention adopts the technical scheme that: the utility model provides a whole storehouse cooling of grain depot and drying device, includes the casing, be equipped with outdoor fresh air inlet A, outdoor fresh air inlet B, outdoor fresh air outlet, supply-air inlet and return air inlet on the casing, the supply-air inlet passes through the air supply hose and is connected with the air inlet of grain depot, be equipped with compressor, condenser, expansion valve, evaporimeter, air regulation valve A, air regulation valve B, three-way solenoid valve, solenoid valve A and solenoid valve B in the casing, the refrigerant outlet of compressor is connected with three-way solenoid valve's A mouth, three-way solenoid valve's C mouth is connected with the refrigerant inlet of condenser, the refrigerant outlet of condenser is connected with the one end of expansion valve, the other end of expansion valve is connected with the refrigerant inlet of evaporimeter, the refrigerant outlet of evaporimeter is connected with solenoid valve B's one end, solenoid valve B's another end is connected with the refrigerant inlet of compressor, another end is connected with the refrigerant inlet of condenser, another end is connected with the air inlet of three-way solenoid valve B, the air outlet is connected with the air inlet of air outlet of air conditioner, the outdoor fresh air inlet of the casing is connected with the air inlet of evaporator, the other end of the air outlet of the evaporator is connected with the outdoor fresh air inlet of the air regulator.
The whole grain depot cooling and drying device is further described in the specification, wherein a plurality of flow regulating electromagnetic valves are arranged between the port B of the three-way electromagnetic valve and the refrigerant outlet of the evaporator, and the flow regulating electromagnetic valves are connected in parallel.
The whole granary cooling and drying device of the grain depot is further described in that the number of the flow regulating electromagnetic valves is three.
The automatic control device comprises a temperature and humidity sensor assembly and a controller, wherein the temperature and humidity sensor assembly is arranged in a return air hose and is connected with the controller, and the controller is connected with a compressor.
The whole granary cooling and drying device of the grain depot is further described in the specification, wherein the temperature and humidity sensor assembly comprises at least one temperature and humidity transmitter.
The beneficial effects of the invention are as follows: through switching the switching of corresponding solenoid valve to can make possess refrigeration and heating return circuit in the device, make this equipment have cooling and stoving function, can replace current grain cooler and grain drying-machine, accomplish grain storage in-process and reduce grain temperature and stoving task, thereby reduced enterprise's equipment purchase cost, the device possesses good practicality and marketing simultaneously.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention.
In the figure: 1. a housing; 2. an outdoor fresh air inlet A; 3. an outdoor fresh air inlet B; 4. an outdoor fresh air outlet; 5. an air supply port; 6. an air return port; 7. an air supply hose; 8. a return air hose; 9. a compressor; 10. a condenser; 11. an expansion valve; 12. an evaporator; 13. an air quantity regulating valve A; 14. an air quantity regulating valve B; 15. a three-way electromagnetic valve; 16. a solenoid valve A; 17. a solenoid valve B; 18. a flow rate regulating solenoid valve; 19. a temperature and humidity sensor assembly; 20. a controller; 21. grain depot.
Detailed Description
Embodiments of the present invention are further described below with reference to the accompanying drawings.
As shown in fig. 1, the cooling and drying device for the whole grain depot provided by the embodiment comprises a shell 1, wherein an outdoor fresh air inlet A2, an outdoor fresh air inlet B3, an outdoor fresh air outlet 4, an air supply port 5 and an air return port 6 are arranged on the shell 1, the air supply port 5 is connected with an air inlet of the grain depot 21 through an air supply hose 7, and the air return port 6 is connected with an air return port of the grain depot 21 through an air return hose 8.
The utility model discloses a fresh air intake system for a refrigerator, which comprises a shell 1, wherein the shell 1 is provided with a compressor 9, a condenser 10, an expansion valve 11, an evaporator 12, an air regulating valve A13, an air regulating valve B14, a three-way electromagnetic valve 15, an electromagnetic valve A16 and an electromagnetic valve B17, wherein a refrigerant outlet of the compressor 9 is connected with an A port of the three-way electromagnetic valve 15, a C port of the three-way electromagnetic valve 15 is connected with a refrigerant inlet of the condenser 10, a refrigerant outlet of the condenser 10 is connected with one port of the expansion valve 11, the other port of the expansion valve 11 is connected with a refrigerant inlet of the evaporator 12, a refrigerant outlet of the evaporator 12 is connected with one port of the electromagnetic valve B17, the other port of the electromagnetic valve B17 is connected with a refrigerant inlet of the compressor 9, one port of the electromagnetic valve A16 is connected with a refrigerant inlet of the condenser 10, the other port of the three-way electromagnetic valve 15 is connected with a refrigerant outlet of the evaporator 12, the outdoor inlet A2 is connected with an air inlet of the condenser 10, the outdoor outlet 4 is connected with an air outlet of the condenser 10, the other port of the evaporator 1 is connected with an air inlet of the air outlet of the evaporator 12, the fresh air inlet of the shell 1 is connected with the fresh air inlet of the air regulating valve B12, the fresh air inlet of the evaporator 1 is connected with the fresh air inlet of the fresh air regulating valve 1, and the fresh air inlet of the fresh air regulating valve is connected with the fresh air inlet of the fresh air supply system 1.
The working principle of the device is as follows: and (3) a cooling process: opening an air quantity regulating valve A13, closing an air quantity regulating valve B14, enabling an opening A and an opening C of a three-way electromagnetic valve 15 to be communicated, enabling the opening A and the opening B to be closed, enabling an electromagnetic valve A16 to be closed, enabling an electromagnetic valve B17 to be opened, enabling high-temperature and high-pressure gaseous refrigerant discharged by a compressor 9 to flow into a condenser 10 through an opening A and an opening C of the three-way electromagnetic valve 15, enabling the high-temperature and high-pressure gaseous refrigerant to become low-temperature and high-pressure liquid refrigerant after heat is discharged in the condenser 10, enabling the low-temperature and high-pressure liquid refrigerant flowing out of the condenser 10 to become low-temperature and low-pressure liquid refrigerant after being throttled by an expansion valve 11, enabling the low-temperature and low-pressure liquid refrigerant to become low-temperature and low-pressure gaseous refrigerant after absorbing air heat in the evaporator 12, enabling the low-temperature and low-pressure liquid refrigerant to be sucked by the compressor 9 to complete circulation in the circulation mode, enabling a refrigeration system to suck air in a grain warehouse 21 through an air return hose 8, cooling the air in the grain warehouse 21 through the evaporator 12, and then feeding the grain warehouse 21 into the grain warehouse 21; the fresh air entering from the outdoor fresh air inlet A2 is discharged to the outside from the outdoor fresh air outlet 4 after the temperature of the condenser 10 is increased.
And (3) drying: opening an air quantity regulating valve B14, closing a valve air quantity regulating valve A13, conducting an opening A and an opening B of a three-way electromagnetic valve 15, closing an opening A and an opening C, opening an electromagnetic valve A16, closing an electromagnetic valve B17, enabling high-temperature and high-pressure gaseous refrigerant discharged by a compressor 9 to flow into an evaporator 12 through the opening A and the opening B of the three-way electromagnetic valve 15, enabling the high-temperature and high-pressure gaseous refrigerant to become low-temperature and high-pressure liquid refrigerant after exhausting heat in the evaporator 12, enabling the low-temperature and high-pressure liquid refrigerant flowing out of the evaporator 12 to become low-temperature and low-pressure liquid refrigerant after being throttled by an expansion valve 11, enabling the low-temperature and low-pressure liquid refrigerant to become low-temperature and low-pressure gaseous refrigerant after absorbing air heat in the condenser 10, and enabling the low-temperature and low-pressure liquid refrigerant to be sucked by the compressor 9 through the electromagnetic valve A16 to complete circulation. In the circulation process, the system pumps in outdoor fresh air from an outdoor fresh air inlet B3, heats up through an evaporator 12 and then sends the fresh air into a grain depot 21 through an air supply hose 7, so that the heating and drying operation of grains in the grain depot 21 is realized. The fresh air introduced from the outdoor fresh air inlet A2 is discharged to the outside through the outdoor fresh air outlet 4 after the temperature of the fresh air is reduced by the condenser 10. Through switching the switching of corresponding solenoid valve to can make possess refrigeration and heating return circuit in the device, make this equipment have cooling and stoving function, can replace current grain cooler and grain drying-machine, accomplish grain storage in-process and reduce grain temperature and stoving task, thereby reduced enterprise's equipment purchase cost, the device possesses good practicality and marketing simultaneously.
A plurality of flow regulating solenoid valves 18 may be provided between the port B of the three-way solenoid valve 15 and the refrigerant outlet of the evaporator 12, and the flow regulating solenoid valves 18 are connected in parallel, through the provided flow regulating solenoid valves 18. The flow of refrigerant into evaporator 12 may be regulated to control the temperature of the air being fed to grain store 21, although this is merely a preferred option, and the number of flow regulating solenoid valves 18 may be three, although other numbers of flow regulating solenoid valves 18, such as 4 or 5, may be selected.
In order to automatically stop the equipment when the temperature and humidity in the grain depot 21 reaches the target value in the cooling and drying process, thereby further guaranteeing the grain safety, an automatic control device can be arranged in the shell 1, wherein the automatic control device comprises a temperature and humidity sensor assembly 19 and a controller 20, the temperature and humidity sensor assembly 19 is arranged in the air return hose 8 and is connected with the controller 20, and the controller 20 is connected with the compressor 9.
The temperature and humidity sensor assembly 19 is used for detecting return air parameters in return air in the return air hose 8, the temperature and humidity sensor assembly 19 specifically comprises at least one temperature and humidity transmitter, the temperature and humidity transmitter is used for collecting temperature and humidity signals in the return air hose 8 and sending the collected temperature and humidity signals to the controller 20, and the controller 20 is used for realizing control over the compressor 9 through the collected temperature and humidity, and the control principle is as follows: taking the temperature and humidity sensor assembly 19 as an example, the temperature and humidity sensor assembly is briefly described as a temperature and humidity transmitter, the temperature and humidity sensor assembly is used for collecting temperature and humidity signals in the return air hose 8 and transmitting the collected temperature and humidity signals to the controller 20, if the temperature and humidity in the grain depot 21 do not reach the set values at this time, the device continues to operate, and if the temperature and humidity in the grain depot 21 reach the set values at this time, the controller 20 controls the compressor 9 to continue to operate.
The controller 20 is of the prior art, and is not specifically described herein, for example, the controller 20 may employ a minimum system composed of a mature advanced single-chip microcomputer and its peripheral circuits, so as to perform automatic control of the compressor 9, which is only briefly described herein and is not specifically described herein.
The invention is not limited to the above examples, but various variations or modifications which can be made by a person skilled in the art without creative efforts are protected by this patent within the scope of the claims of the invention.
Claims (2)
1. The utility model provides a whole storehouse cooling of grain depot and drying device, includes casing, its characterized in that: the shell is provided with an outdoor fresh air inlet A, an outdoor fresh air inlet B, an outdoor fresh air outlet, an air supply port and an air return port, the air supply port is connected with an air inlet of a grain depot through an air supply hose, the air return port is connected with the air return port of the grain depot through an air return hose, the shell is internally provided with a compressor, a condenser, an expansion valve, an evaporator, an air quantity regulating valve A, an air quantity regulating valve B, a three-way electromagnetic valve, an electromagnetic valve A and an electromagnetic valve B, a refrigerant outlet of the compressor is connected with an A port of the three-way electromagnetic valve, a C port of the three-way electromagnetic valve is connected with a refrigerant inlet of the condenser, a refrigerant outlet of the condenser is connected with one port of the expansion valve, the other port of the expansion valve is connected with a refrigerant inlet of the evaporator, a refrigerant outlet of the evaporator is connected with one port of the electromagnetic valve B, the other port of the electromagnetic valve B is connected with the refrigerant inlet of the compressor, one port of the electromagnetic valve A is connected with the refrigerant inlet of the condenser, the other port of the electromagnetic valve A is connected with the refrigerant inlet of the compressor, the port B of the three-way electromagnetic valve is connected with the refrigerant outlet of the evaporator, the outdoor fresh air inlet A is connected with the air inlet of the condenser, the outdoor fresh air outlet is connected with the air outlet of the condenser, the air return port on one end shell of the air quantity regulating valve A is connected with the air inlet of the evaporator, the air outlet of the evaporator is connected with the air supply port on the shell, one end of the air quantity regulating valve B is connected with the outdoor fresh air inlet B, the other end of the air quantity regulating valve B is connected with the air inlet of the evaporator, a plurality of flow regulating electromagnetic valves are arranged between the port B of the three-way electromagnetic valve and the refrigerant outlet of the evaporator, the flow regulating electromagnetic valves are connected in parallel, the flow regulating solenoid valves are three, an automatic control device is arranged in the shell and comprises a temperature and humidity sensor assembly and a controller, the temperature and humidity sensor assembly is arranged in a return air hose and is connected with the controller, and the controller is connected with the compressor.
2. The whole grain depot cooling and drying device according to claim 1, wherein: the temperature and humidity sensor assembly comprises at least one temperature and humidity transmitter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811162666.1A CN109197179B (en) | 2018-09-30 | 2018-09-30 | Whole storehouse cooling and drying device in grain depot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811162666.1A CN109197179B (en) | 2018-09-30 | 2018-09-30 | Whole storehouse cooling and drying device in grain depot |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109197179A CN109197179A (en) | 2019-01-15 |
| CN109197179B true CN109197179B (en) | 2023-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811162666.1A Active CN109197179B (en) | 2018-09-30 | 2018-09-30 | Whole storehouse cooling and drying device in grain depot |
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| Country | Link |
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| CN (1) | CN109197179B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109661909A (en) * | 2019-01-28 | 2019-04-23 | 四川吉鑫源科技有限公司 | A kind of dedicated cooling system of energy saving integral silo |
| CN109618688B (en) * | 2019-01-31 | 2023-08-25 | 中原工学院 | Low-temperature drying and humidity-regulating multifunctional ecological grain storage system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19980087589A (en) * | 1998-08-14 | 1998-12-05 | 성배영 | Air Cooling System and Grain Cooling Method |
| CN2804693Y (en) * | 2005-07-01 | 2006-08-09 | 中国人民解放军96531部队 | Constant temp dehumidifier |
| CN101666526A (en) * | 2009-09-18 | 2010-03-10 | 南京理工大学 | Temperature adjusting and dehumidifying air-conditioning unit with double evaporators |
| CN202722077U (en) * | 2012-05-22 | 2013-02-13 | 江苏天安粮储设备有限公司 | Granary low-temperature and slow-speed drying, sterilizing and mildew-removing treatment device |
| CN202941179U (en) * | 2012-12-14 | 2013-05-22 | 成都朗博旺科技发展有限公司 | Grain storage device for integrating whole bin temperature reduction with old bin drying |
| CN105240963A (en) * | 2015-10-29 | 2016-01-13 | 泰豪科技股份有限公司 | Novel air cooling temperature adjustment dehumidifier |
-
2018
- 2018-09-30 CN CN201811162666.1A patent/CN109197179B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19980087589A (en) * | 1998-08-14 | 1998-12-05 | 성배영 | Air Cooling System and Grain Cooling Method |
| CN2804693Y (en) * | 2005-07-01 | 2006-08-09 | 中国人民解放军96531部队 | Constant temp dehumidifier |
| CN101666526A (en) * | 2009-09-18 | 2010-03-10 | 南京理工大学 | Temperature adjusting and dehumidifying air-conditioning unit with double evaporators |
| CN202722077U (en) * | 2012-05-22 | 2013-02-13 | 江苏天安粮储设备有限公司 | Granary low-temperature and slow-speed drying, sterilizing and mildew-removing treatment device |
| CN202941179U (en) * | 2012-12-14 | 2013-05-22 | 成都朗博旺科技发展有限公司 | Grain storage device for integrating whole bin temperature reduction with old bin drying |
| CN105240963A (en) * | 2015-10-29 | 2016-01-13 | 泰豪科技股份有限公司 | Novel air cooling temperature adjustment dehumidifier |
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| CN109197179A (en) | 2019-01-15 |
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