CN220755791U - Plant factory air circulation system - Google Patents
Plant factory air circulation system Download PDFInfo
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- CN220755791U CN220755791U CN202322340813.2U CN202322340813U CN220755791U CN 220755791 U CN220755791 U CN 220755791U CN 202322340813 U CN202322340813 U CN 202322340813U CN 220755791 U CN220755791 U CN 220755791U
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- 230000002093 peripheral effect Effects 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 238000012544 monitoring process Methods 0.000 claims description 4
- 230000008635 plant growth Effects 0.000 abstract description 4
- 230000001681 protective effect Effects 0.000 abstract description 4
- 238000001816 cooling Methods 0.000 abstract description 2
- 238000007664 blowing Methods 0.000 abstract 1
- 230000001105 regulatory effect Effects 0.000 description 8
- 230000012010 growth Effects 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000009467 reduction Effects 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
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
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Abstract
The utility model relates to the field of plant factories, and particularly discloses an air circulation system of a plant factory, which comprises a peripheral protection structure, an air supply opening and an air return opening, wherein the air supply opening is arranged on one side of the interior of the peripheral protection structure, and the air return opening is arranged on the other side of the interior of the peripheral protection structure; the air supply port is connected with the air return port through an air supply duct and an air return duct, and the tail end of the air return duct is provided with temperature control equipment. The plurality of air supply outlets are uniformly distributed on the side wall inside the outer protective structure, so that air can be conveniently and uniformly discharged, and the plurality of air return outlets are uniformly distributed on the other side wall, so that the air circulation flow of the inner space of the outer protective structure is realized. The temperature control equipment is used for adjusting the air supply temperature at the air supply opening through air blowing and cooling, so that the temperature of the inner space is controllable, and meanwhile, the fluidity of the inner air is improved, so that heat is timely discharged, and uniformity of plant growth progress is facilitated.
Description
Technical Field
The utility model belongs to the field of plant factories, and particularly relates to an air circulation system of a plant factory.
Background
With the development of science and technology, the agricultural application technology is more and more paid attention to, and particularly, modern efficient agriculture is already compliant with the development trend. The plant factory is an important carrier for intelligent artificial growth environment, and can ensure that plants can be stably and efficiently produced without being influenced by external environment.
The plant factory for multi-layer rack multi-row three-dimensional planting is difficult to control the temperature uniformity of a planting space, according to the gas flow characteristics, the higher the temperature is in the vertical direction of the planting space, the higher the temperature is in the horizontal direction, the closer the temperature is in the inner side of a planting groove, the air fluidity is poor between layers, the heat discharge of the whole space is affected, the uniformity of plant growth progress cannot be further achieved, the final product quality is poor, and the benefit is affected.
The problem that the temperature of the multilayer planting frame is different and the air circulation is unsmooth is the urgent solution of present plant factory.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides an air circulation system of a plant factory, which can realize the uniform flow of gas in the internal space of the plant factory and effectively solve the technical problems.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the plant factory air circulation system comprises a peripheral protection structure, an air supply opening and an air return opening, wherein the air supply opening is arranged on one side of the interior of the peripheral protection structure, and the air return opening is arranged on the other side of the interior of the peripheral protection structure; the air supply port is connected with the air return port through an air supply duct and an air return duct, and the tail end of the air return duct is provided with temperature control equipment.
Further, the temperature control device comprises a cold-heat exchanger and a fan case.
Further, the cold-heat exchanger comprises a water inlet and a water outlet, and the water inlet is provided with an adjusting valve for controlling the flow of the cold water and the flow of the hot water; the cold-heat exchanger also comprises an air inlet and an air outlet, wherein the air inlet is connected with the fan box, and the air outlet is connected with the air supply duct.
Further, the fan box comprises an air inlet and an air outlet, the air inlet is connected with the return air duct, and the air outlet is connected with the air inlet.
Further, the air supply outlets comprise a plurality of air supply outlets which are uniformly distributed on the inner side of the outer protection structure.
Furthermore, the air return openings are in a grid shape or are uniformly distributed in the punctiform wind tunnels, and the opening area of the air supply opening is larger than that of the air return openings.
Further, a temperature sensor is arranged in the outer protective structure and used for monitoring the ambient temperature.
Further, an exhaust fan is arranged at the air outlet.
Further, the air supply channels are arranged in the side walls of the peripheral protection structures, and the air supply openings are uniformly distributed along the air supply channels.
Further, the return air duct is arranged at the top of the peripheral protection structure and in the other side wall, the return air inlets are uniformly arranged along the return air duct of the side wall part, and the return air inlets are arranged opposite to the air supply outlet.
Through the technical scheme, the utility model has at least the following beneficial effects:
1. the utility model is suitable for a plant factory planted in a multi-layer and multi-arrangement mode, and the air supply system and the air return system which are uniformly distributed are arranged in the peripheral protection structure, so that the circulation flow of the air in the inner space is accelerated, the internal heat is timely discharged, and the plant growth progress is promoted.
2. According to the utility model, the temperature control equipment is arranged at the tail end of the return air duct, so that air in the return air duct can be blown and cooled, the fluidity of the air in the return air duct is improved, the discharge of space heat is accelerated, the growth progress of plants is promoted, and the uniformity is ensured; and the air supply temperature can be adjusted according to the temperature in the outer protective structure, so that the optimum temperature environment required by different growth stages of plants can be met, and the growth progress of the plants is promoted.
3. The air supply opening has large air supply area, and is matched with the small-area air return opening to return air, so that the uniformity of air flow is better.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.
FIG. 1 is an external schematic view of a plant factory building of the present utility model;
FIG. 2 is a partial schematic view of the first embodiment of the present utility model;
FIG. 3 is a schematic diagram of a portion of a second embodiment of the present utility model;
fig. 4 is a flow chart of the operation of the air circulation system of the present utility model.
In the figure: 1. an air supply port; 2. an air supply duct; 3. a temperature control device; 4. an air return duct; 5. an air return port; 6. a factory building main body.
The specific embodiment is as follows:
the following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, an air circulation system of a plant factory is applicable to a plant factory planted in a multi-level and multi-arrangement mode, and comprises a factory main body 6, an air supply duct 2, an air supply opening 1, an air return opening 5, an air return duct 4 and temperature control equipment 3, wherein the factory main body 6 forms an outer enclosure structure, the air supply duct 2 is arranged in a long side wall of one side of the factory main body 6, and a plurality of air supply openings 1 are uniformly arranged along the air supply duct 2, so that air can be conveniently and uniformly discharged. The return air duct 4 is arranged inside the long side wall at the other side of the factory building main body 6 and at the top of the factory building main body 6 and is communicated with the air supply duct 2. The plurality of air return openings 5 are uniformly arranged along the air return channel 4 at the long side wall part and are opposite to the opening direction of the air supply opening 1.
The air supply port 1 is communicated with the air return port 5 through the air supply air duct 2 and the air return air duct 4, and air entering the air return port 5 sequentially passes through the air return air duct 4 and the air supply air duct 2 and is supplied to the interior of the factory building main body 6 from the air supply port 1.
The temperature control equipment 3 is arranged at the tail end of the return air duct 4, and the temperature control equipment 3 comprises a fan case and a cold and heat exchanger, wherein a fan is arranged in the fan case, so that air circulation can be promoted. The cold-heat exchanger comprises a water inlet, a water outlet, an air inlet and an air outlet, and the temperature of the air can be adjusted through air-water heat exchange and is discharged. Specifically, the fan case includes air intake and air outlet, and flange joint is all reserved to the air intake and the air outlet department of bellows, and the air intake of bellows passes through flange joint and is connected with return air wind channel 4, and the air outlet passes through flange joint and is connected with cold and heat exchanger's air inlet, and cold and heat exchanger's gas outlet is connected with air supply pipeline 2. When the air in the return air duct 4 needs to be cooled, the air flowing in the return air duct 4 is accelerated at the temperature control equipment 3 through the fan box, enters the cold-heat exchanger, exchanges heat with the air in the air pipeline through the low-temperature water entering from the water outlet, is discharged through the air outlet to enter the air supply duct 2, and the warmed high-temperature water is discharged through the water outlet to realize blasting and cooling. The water inlet of the cold-heat exchanger is provided with the regulating valve, the regulating valve can control the temperature of the gas channel by regulating the flow of cold water and hot water entering the cold-heat exchanger, thereby realizing the temperature reduction or temperature rise of the gas in the return air channel 4, regulating the temperature of the air supply, further achieving the purpose of regulating the temperature in the planting space, promoting the air circulation and enabling the plants to obtain a more proper culture environment. The fan adopts the existing fan or centrifugal fan in the market, and the cold and heat exchanger adopts the existing equipment with the structure.
As shown in fig. 2-3, the air supply opening 1 and the air return opening 5 are uniformly distributed on the side walls of two sides of the factory main body 6, the air return opening 5 is a grid-shaped small hole, and the air supply opening 1 is larger than the opening of the air return opening 5, so that the circulation flow of the air in the factory is quickened, the air supply area is larger, and the uniformity is also improved. In other embodiments, the return air inlet 5 may also be configured as a punctiform wind tunnel, adapted to the sidewall structure.
In this embodiment, in the height direction of the side wall of the plant body 6, the number of air supply openings 1 is the same as the number of vertical levels of the planting frames, and in the length direction of the side wall of the plant body 6, the number of air supply openings 1 is the same as the number of the planting frames, so that air can be supplied to the planting frames of each level and each row, and air flow is more uniform.
The return air inlet 5 is provided with the air exhauster for absorb the air in the planting space, on the basis of guaranteeing to plant each level air flow uniformity of frame, can further accelerate the inside air flow's of factory building main part 6 speed and air cycle efficiency for the heat can in time be got rid of, further guarantees the uniformity of temperature. The exhaust fan may be a fan or other existing devices in the market.
The plant main body 6 is also internally provided with temperature sensors (not shown in the drawings), each temperature sensor comprises a plurality of temperature sensors, at least one sensor is arranged at the air supply port 1 and used for monitoring the air supply temperature, at least one sensor is arranged at the air return port 5 and used for monitoring the air return temperature, the plurality of temperature sensors collect relevant temperature data in real time, and the central control system is used for controlling the heat exchange in the cold and heat exchanger of the temperature control equipment 3, so that the purpose of controlling the temperature is achieved, the plant main body 6 can keep better air fluidity and uniformity of air cutting flow, the planting frames of each level are kept to be uniform in temperature, and the temperature of the culture environment can be adjusted to be the most suitable temperature according to the plant growth stage, so that the plant culture quality is improved.
As shown in fig. 4, the working process of the plant factory air circulation system provided by the utility model is as follows:
the air entering the return air inlet 5 enters the temperature control equipment 3 along the return air duct 4, the temperature control equipment 3 is blown and cooled, fresh air is sent to the air supply inlet 1 through the air supply duct 2, is sent into the peripheral protection structure through the air supply inlet 1, and enters the return air duct 4 again from the return air inlet 5, so that the circulating flow of indoor air is realized. According to the air supply temperature, the air return temperature and the environmental temperature of each layer of the planting frame monitored by the temperature sensor, the opening of the regulating valve at the position of the temperature control equipment 3 is regulated to realize gas temperature control, so that the temperature in the planting groove with multiple layers and multiple arrangements in the planting space is regulated, the fluidity and uniformity of air are improved, and meanwhile, the uniformity of the temperature is improved.
The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise form disclosed. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. It is evident that various modifications and changes may be made to the present utility model for those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (8)
1. The plant factory air circulation system is characterized by comprising an outer enclosure structure, an air supply opening and an air return opening, wherein the air supply opening is arranged on one side of the interior of the outer enclosure structure, and the air return opening is arranged on the other side of the interior of the outer enclosure structure; the air supply port is connected with the air return port through an air supply duct and an air return duct, and the tail end of the air return duct is provided with temperature control equipment; the air supply air duct is arranged in the long side wall at one side of the peripheral protection structure, and the plurality of air supply openings are uniformly distributed along the air supply air duct; the air return duct is arranged in the long side wall at the other side of the peripheral protection structure and at the top of the peripheral protection structure and is communicated with the air supply duct; the plurality of air return openings are uniformly distributed along the air return air duct at the long-side wall part;
in the height direction of the side wall of the outer protecting structure, the number of the air supply openings is the same as that of the vertical layers of the planting frames, and in the length direction of the side wall of the outer protecting structure, the number of the air supply openings is the same as that of the planting frames, and the air supply openings can supply air corresponding to the planting frames of each layer and each row.
2. A plant air circulation system as claimed in claim 1, wherein the temperature control means comprises a cold heat exchanger and a fan box.
3. The plant air circulation system according to claim 2, wherein the cold-heat exchanger comprises a water inlet and a water outlet, and the water inlet is provided with an adjusting valve for controlling the flow of the cold water and the hot water; the cold-heat exchanger also comprises an air inlet and an air outlet, wherein the air inlet is connected with the fan box, and the air outlet is connected with the air supply duct.
4. A plant air circulation system as claimed in claim 3, wherein said fan case includes an air inlet and an air outlet, said air inlet being connected to a return air duct, said air outlet being connected to said air inlet.
5. The plant air circulation system of claim 1, wherein the air return openings are uniformly distributed in grid-like or dot-like wind tunnels, and the opening area of the air supply opening is larger than the opening area of the air return opening.
6. A plant air circulation system according to claim 1, wherein a temperature sensor is provided in the outer enclosure for monitoring the ambient temperature.
7. A plant air circulation system as set forth in claim 4, wherein said air outlet is provided with an exhaust fan.
8. A plant air circulation system as set forth in claim 1, wherein said return air inlet is disposed opposite said supply air inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322340813.2U CN220755791U (en) | 2023-08-30 | 2023-08-30 | Plant factory air circulation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322340813.2U CN220755791U (en) | 2023-08-30 | 2023-08-30 | Plant factory air circulation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220755791U true CN220755791U (en) | 2024-04-12 |
Family
ID=90619342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322340813.2U Active CN220755791U (en) | 2023-08-30 | 2023-08-30 | Plant factory air circulation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220755791U (en) |
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2023
- 2023-08-30 CN CN202322340813.2U patent/CN220755791U/en active Active
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