CN220383836U - Irrigation system for reducing influence of cold water on root system of crops - Google Patents
Irrigation system for reducing influence of cold water on root system of crops Download PDFInfo
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- CN220383836U CN220383836U CN202322041700.2U CN202322041700U CN220383836U CN 220383836 U CN220383836 U CN 220383836U CN 202322041700 U CN202322041700 U CN 202322041700U CN 220383836 U CN220383836 U CN 220383836U
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- water
- drainage pipeline
- cold water
- shaped copper
- copper pipe
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 117
- 238000003973 irrigation Methods 0.000 title claims abstract description 22
- 230000002262 irrigation Effects 0.000 title claims abstract description 22
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 75
- 229910052802 copper Inorganic materials 0.000 claims abstract description 75
- 239000010949 copper Substances 0.000 claims abstract description 75
- 239000007788 liquid Substances 0.000 claims abstract description 32
- 238000005057 refrigeration Methods 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 14
- 230000000694 effects Effects 0.000 claims description 10
- 239000003507 refrigerant Substances 0.000 abstract description 28
- 235000013311 vegetables Nutrition 0.000 abstract description 24
- 230000012010 growth Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 230000008645 cold stress Effects 0.000 abstract description 2
- 239000003673 groundwater Substances 0.000 description 15
- 238000010521 absorption reaction Methods 0.000 description 6
- 238000001914 filtration Methods 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 241000238631 Hexapoda Species 0.000 description 1
- 241000607479 Yersinia pestis Species 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000005574 cross-species transmission Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002786 root growth Effects 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
- 230000005068 transpiration Effects 0.000 description 1
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- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The utility model discloses an irrigation system for reducing the influence of cold water on root systems of crops, which comprises a water pump, a first drainage pipeline and a second drainage pipeline, wherein the water pump is connected with the first drainage pipeline; the periphery of the copper pipe is fixedly provided with a chamber, the chamber is provided with a liquid inlet and a liquid outlet, liquid with higher temperature flows in through the liquid inlet and flows out from the liquid outlet after heat exchange with underground cold water in the copper pipe in the chamber, and the temperature of the underground cold water is raised after heat exchange. The system can irrigate crops such as vegetables after the temperature of underground cold water is raised, and reduces the cold stress of vegetable root systems, thereby being more beneficial to the growth of vegetables; in addition, the temperature of the refrigerant in the refrigeration house can be reduced in the heat exchange process, the working pressure of the compressor is reduced, and electric energy is saved.
Description
Technical Field
The utility model relates to the technical field of irrigation, in particular to an irrigation system for reducing the influence of cold water on crop root systems.
Background
The Ji northwest region has high topography and cold climate, and is suitable for producing cool-loving vegetables; meanwhile, vegetables generated under the unique natural conditions of long sunlight time, large day and night temperature difference, few diseases and insect pests and the like are favored by consumers in China, the region becomes a typical summer and autumn cool vegetable production base in China-a fifth large vegetable base in China after years of development, the planting area of the vegetables reaches over 100 ten thousand mu, and the annual vegetable yield can reach 10 hundred million kilograms. The planting of vegetables is not irrigated, but is influenced by high-cold weather, the groundwater temperature in the area is low and is about 4 ℃, the air temperature is suitable for 6-9 months, the cold vegetables grow rapidly, but because the soil temperature is high, the water absorption capacity of roots is very active, the extracted low-temperature groundwater is directly used for irrigating, the active water absorption capacity of roots of plants can be reduced, the water absorption rate of the roots cannot catch up with the transpiration rate, and the growth and absorption functions of roots are not facilitated. Meanwhile, after vegetables are harvested, the vegetables are cooled in a refrigeration house and precooled, the power consumption in the precooling process is high, the storage cost is increased, and the achievement of the double-carbon target in China is not facilitated.
Disclosure of Invention
The utility model aims to provide an irrigation system for reducing the influence of cold water on root systems of crops, which can irrigate crops such as vegetables after the temperature of underground cold water is raised, and reduce the cold stress of root systems of the vegetables so as to be more beneficial to the growth of the vegetables; in addition, the temperature of the refrigerant in the refrigeration house can be reduced in the heat exchange process, the working pressure of the compressor is reduced, and electric energy is saved.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
an irrigation system for reducing the influence of cold water on crop root systems comprises a water pump, a first drainage pipeline and a second drainage pipeline, wherein the water pump is connected with the first drainage pipeline, the first drainage pipeline is communicated with one ends of a plurality of copper pipes, the other ends of the copper pipes are communicated with the second drainage pipeline, and underground cold water pumped by the water pump flows through the copper pipes through the first drainage pipeline and flows out of the second drainage pipeline to irrigate crops; the periphery of the copper pipe is fixedly provided with a cavity, the cavity is provided with a liquid inlet and a liquid outlet, liquid with higher temperature flows in through the liquid inlet and flows out from the liquid outlet after heat exchange with underground cold water in the copper pipe in the cavity, and the temperature of the underground cold water is raised after heat exchange.
Preferably, the copper pipe is U-shaped, the water inlet of the U-shaped copper pipe is connected with the first drainage pipeline, and the water outlet of the U-shaped copper pipe is connected with the second drainage pipeline.
Preferably, one end of the cavity is provided with a circular fixing plate, a plurality of U-shaped copper pipes are fixed in the cavity through the fixing plate, the water inlet of each U-shaped copper pipe is fixedly arranged on one side of the central line of the fixing plate, and the water outlet of each U-shaped copper pipe is fixedly arranged on the other side of the central line of the fixing plate.
Preferably, a sealing cover is further arranged at one end of the cavity, provided with the fixing plate, and is buckled on the periphery of the cavity, and a baffle plate is arranged in the sealing cover and isolates the water inlet and the water outlet of the U-shaped copper pipe.
Preferably, the sealing cover is provided with a first drainage pipeline water inlet corresponding to the U-shaped copper pipe water inlet and a second drainage pipeline water outlet corresponding to the U-shaped copper pipe water outlet, the first drainage pipeline is connected with the first drainage pipeline water inlet, the second drainage pipeline is connected with the second drainage pipeline water outlet, and underground cold water flows into the U-shaped copper pipe through the first drainage pipeline water inlet and flows out through the second drainage pipeline water outlet.
Preferably, the cover is bolted to the chamber.
Preferably, the inner diameter of the U-shaped copper pipe is 0.3-0.8 cm.
Preferably, the water pump is connected with a filtering device.
Preferably, the refrigerator further comprises a refrigeration house, a refrigerator and a compressor, wherein the refrigerator is arranged in the refrigeration house, the compressor is arranged outside the refrigeration house, the refrigerator is connected with the compressor and the liquid inlet, and the compressor is connected with the liquid outlet.
In the technical scheme, the low-temperature underground water is extracted to form heat exchange with the refrigerant, so that the temperature of the low-temperature underground water is increased, the increased-temperature underground water flows into the vegetable field to irrigate the vegetable field, the vegetables can be prevented from influencing root growth and absorption functions due to severe change of the soil temperature, the temperature of the refrigerant can be reduced, the working pressure of the compressor is reduced, energy conservation is facilitated, and the refrigerant subjected to cooling is cooled through the refrigerator so as to maintain the temperature of the refrigerator. Through setting up many U-shaped copper pipes that diameter is 0.3-0.8 centimetre, increase the area of contact of copper pipe and refrigerant in the cavity, strengthen the heat exchange effect of underground cold water and refrigerant, more be favorable to the promotion of underground cold water temperature.
Through setting up groundwater in U-shaped copper pipe inside, the refrigerant sets up in U-shaped copper pipe outside (unlike the normal refrigerant flows in the copper pipe), makes the bubble in the refrigerant spill over to the liquid surface, and then makes the contact between liquid refrigerant and the copper pipe reduce the participation of bubble, more does benefit to the heat conduction. When low-temperature groundwater flows through the U-shaped copper pipe immersed in liquid refrigerant, the outer wall of the U-shaped copper pipe is directly contacted with the liquid refrigerant, at the moment, the low-temperature groundwater in the U-shaped copper pipe is subjected to heat exchange with the refrigerant outside the U-shaped copper pipe, so that the temperature of the refrigerant is reduced, meanwhile, two ends of the U-shaped copper pipe are communicated with a drainage pipeline, the low-temperature groundwater is continuously conveyed to the U-shaped copper pipe, the groundwater after heat exchange flows out through the other end of the U-shaped copper pipe, the input groundwater is ensured to maintain low temperature, and the refrigerant is cooled better.
Drawings
FIG. 1 is a schematic perspective view of an irrigation system for reducing the effect of cold water on crop roots;
FIG. 2 is a schematic perspective view of a chamber of the irrigation system for reducing the effect of cold water on crop roots;
FIG. 3 is a schematic cross-sectional view of a chamber of the present irrigation system for reducing the effect of cold water on crop roots;
FIG. 4 is a schematic diagram showing the front structure of a fixing plate of the irrigation system for reducing the influence of cold water on root systems of crops;
FIG. 5 is a schematic diagram of the internal structure of a cover of the irrigation system with reduced impact of cold water on crop roots.
In the figure, 1 a water pump; 2 a first drain line; 3U-shaped copper pipes; a 4 chamber; 41 liquid inlet; 42 liquid outlet; 5 a second drainage pipeline; 6, fixing a plate; 7, sealing the cover; 71 baffles; 72 a first drain line water inlet; 73 a second drainage pipeline water outlet; 8, a refrigerator; 9, refrigerating storage; a 10 compressor; 11 a filtering device; 12 water wells; 13 vegetable fields.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
as shown in fig. 1 to 5, the irrigation system for reducing the influence of cold water on crop root system comprises a water pump 1, a first drainage pipeline 2 and a second drainage pipeline 5, wherein the water pump 1 is connected with the first drainage pipeline 2, underground cold water (about 4 ℃) is pumped out of a water well 12 through the pressurization of the water pump 1 and flows into the first drainage pipeline 2, a plurality of U-shaped copper pipes 3 are connected to the other end of the first drainage pipeline 2, wherein the diameter of each U-shaped copper pipe 3 is 0.3-0.8 cm, preferably 0.5 cm, a chamber 4 is fixedly arranged on the periphery of each U-shaped copper pipe 3 along the length direction of each U-shaped copper pipe 3, a liquid inlet 41 is arranged at one end of each chamber 4, a liquid outlet 42 is arranged at the other end of each chamber 4, a refrigerator 8 is connected to the liquid inlet 41, the refrigerator 8 is arranged in the refrigerator 9, the other end of each refrigerator 8 is connected to a compressor 10, the compressor 10 is arranged outside the refrigerator 9, the chamber 4 forms a closed loop with the refrigerator 8 and the compressor 10, the refrigerant flows in the chamber 4, bubbles in the refrigerant are generally easy to be discharged to the liquid outer layer, and thus the liquid refrigerant is in contact with the U-shaped copper pipes 3, and the heat conduction of the bubbles is reduced. When low-temperature groundwater flows through the U-shaped copper pipe 3 immersed in the liquid refrigerant, the outer wall of the U-shaped copper pipe 3 is directly contacted with the liquid refrigerant, and at the moment, the low-temperature groundwater in the U-shaped copper pipe 3 exchanges heat with the refrigerant outside the U-shaped copper pipe 3, so that the temperature of the low-temperature groundwater is increased. The other end of the U-shaped copper pipe 3 is connected with a second drainage pipeline 5, and the underground water flows out of the second drainage pipeline 5 after flowing through the U-shaped copper pipe 3 through the first drainage pipeline 2. The underground water with the increased temperature flows into the vegetable field 13 to irrigate the vegetable field 13, so that the severe change of the soil temperature can be effectively weakened, and the growth and absorption functions of vegetable root systems are less affected. Meanwhile, the temperature of the refrigerant is reduced, the working pressure of the compressor 10 for cooling the refrigerant is reduced after the refrigerant flows back to the compressor 10, the electricity consumption is reduced, and the cooled refrigerant cools the refrigerator 9 through the refrigerator 8 so as to be beneficial to the storage of vegetables.
In one embodiment, a circular fixing plate 6 is arranged at one end of the U-shaped copper pipe 3, which is connected with the first drainage pipeline 2 and the second drainage pipeline 5, the fixing plate 6 is arranged inside the cavity 4, the water inlet of each U-shaped copper pipe 3 is fixedly arranged at one side of the central line of the fixing plate 6, the water outlet of each U-shaped copper pipe 3 is fixedly arranged at the other side of the central line of the fixing plate 6, the U-shaped copper pipe 3 is fixedly arranged inside the cavity 4, the position movement of the U-shaped copper pipe 3 is avoided, a sealing cover 7 is arranged at one end of the cavity 4, which is provided with the fixing plate 6, the sealing cover 7 is buckled on the periphery of the cavity 4 and is connected with the cavity 4 through bolts, and a baffle 71 is arranged inside the sealing cover 7, and the baffle 71 is arranged on the central line of the sealing cover 7 and isolates the water inlets and the water outlets of all the U-shaped copper pipes 3. Meanwhile, a first water inlet 72 of the drainage pipeline corresponding to the water inlet of the U-shaped copper pipe 3 and a second water outlet 73 of the drainage pipeline corresponding to the water outlet of the U-shaped copper pipe 3 are arranged on the sealing cover 7, the first drainage pipeline 2 is connected to the first water inlet 72, and the second drainage pipeline 5 is connected to the second water outlet 73.
The low-temperature underground water is pumped by the water pump 1, flows into the sealing cover 7 through the first water inlet 72 of the first water discharge pipeline after flowing through the first water discharge pipeline 2, flows into the water inlet of the U-shaped copper pipe 3 after being blocked by the baffle 71 and flows out of the water outlet because the baffle 71 is arranged in the sealing cover 7, at the moment, the temperature of the low-temperature underground water is increased after heat exchange, and the underground water with higher temperature flows into the sealing cover 7 from the water outlet, and also flows out of the sealing cover 5 after flowing through the second water discharge pipeline water outlet 73 because of the baffle 71.
In this embodiment, a plurality of U-shaped copper pipes 3 are evenly arranged in the cavity 4, and a plurality of U-shaped copper pipes 3 are equally spaced and do not affect each other, so that heat exchange between groundwater and refrigerant is further enhanced. The first drainage pipeline 2 is used for continuously inputting underground water into the U-shaped copper pipe 3, and water after heat exchange flows out through the other end of the U-shaped copper pipe 3, so that the input underground water is ensured to maintain low temperature, and the refrigerant is cooled better.
In a preferred embodiment, be equipped with filter equipment 11 in the one end of water pump 1 connection well 12, filter silt or large granule thing in with groundwater, prevent to damage water pump 1, the water after filtering carries out the pressure boost through water pump 1, low temperature groundwater after the pressure boost enters into first drainage pipe 2, flow into the copper pipe through first drainage pipe 2 with low temperature groundwater, because the size of copper pipe only has 0.5 centimetre and the copper pipe is the U-shaped, cause U-shaped copper pipe 3 inside to block up easily, can also make the water that gets into in the U-shaped copper pipe 3 keep at certain cleanliness factor through setting up filter equipment 11, the jam of U-shaped copper pipe 3 has effectively been avoided, the maintenance cost in later stage has effectively been reduced.
The present embodiments are merely illustrative of the present utility model and are not intended to be limiting, and the technical solutions that are not substantially transformed under the present utility model are still within the scope of protection.
Claims (9)
1. The irrigation system for reducing the influence of cold water on crop root systems comprises a water pump, a first drainage pipeline and a second drainage pipeline, wherein the water pump is connected with the first drainage pipeline; the periphery of the copper pipe is fixedly provided with a cavity, the cavity is provided with a liquid inlet and a liquid outlet, liquid with higher temperature flows in through the liquid inlet and flows out from the liquid outlet after heat exchange with underground cold water in the copper pipe in the cavity, and the temperature of the underground cold water is raised after heat exchange.
2. The irrigation system for reducing the effect of cold water on crop roots as set forth in claim 1, wherein said copper tube is U-shaped, said first drain line being connected at the water inlet of the U-shaped copper tube, said second drain line being connected at the water outlet of the U-shaped copper tube.
3. The irrigation system for reducing the effect of cold water on crop roots as set forth in claim 2, wherein a circular fixing plate is provided at one end of said chamber, a plurality of said U-shaped copper tubes are fixed inside the chamber by the fixing plate, and the water inlet of each U-shaped copper tube is fixedly provided at one side of the center line of the fixing plate, and the water outlet of each U-shaped copper tube is fixedly provided at the other side of the center line of the fixing plate.
4. An irrigation system for reducing the effect of cold water on crop roots as set forth in claim 3 wherein a cover is further provided at the end of the chamber where the fixing plate is provided, the cover is fastened to the periphery of the chamber, and a baffle is provided in the cover, the baffle isolating the water inlet and the water outlet of the U-shaped copper tube.
5. The irrigation system for reducing influence of cold water on root systems of crops according to claim 4, wherein a first drainage pipeline water inlet corresponding to the U-shaped copper pipe water inlet and a second drainage pipeline water outlet corresponding to the U-shaped copper pipe water outlet are arranged on the sealing cover, the first drainage pipeline is connected with the first drainage pipeline water inlet, the second drainage pipeline is connected with the second drainage pipeline water outlet, and underground cold water flows into the U-shaped copper pipe through the first drainage pipeline water inlet and flows out through the second drainage pipeline water outlet.
6. The irrigation system for reducing the effect of cold water on a crop root system of claim 4, wherein the cover is bolted to the chamber.
7. The irrigation system for reducing the effect of cold water on crop roots as set forth in claim 2, wherein said U-shaped copper tube has an inner diameter of 0.3 cm to 0.8 cm.
8. An irrigation system as recited in claim 1, wherein the water pump is coupled with a filter device.
9. The irrigation system for reducing the effect of cold water on the root system of a crop of claim 1, further comprising a refrigeration house, a refrigerator and a compressor, wherein the refrigerator is mounted in the refrigeration house, the compressor is mounted outside the refrigeration house, the refrigerator is connected with the compressor and the liquid inlet, and the compressor is connected with the liquid outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322041700.2U CN220383836U (en) | 2023-08-01 | 2023-08-01 | Irrigation system for reducing influence of cold water on root system of crops |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322041700.2U CN220383836U (en) | 2023-08-01 | 2023-08-01 | Irrigation system for reducing influence of cold water on root system of crops |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220383836U true CN220383836U (en) | 2024-01-26 |
Family
ID=89603880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322041700.2U Active CN220383836U (en) | 2023-08-01 | 2023-08-01 | Irrigation system for reducing influence of cold water on root system of crops |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220383836U (en) |
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2023
- 2023-08-01 CN CN202322041700.2U patent/CN220383836U/en active Active
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