CN216697087U - Greenhouse environment regulation and control device - Google Patents
Greenhouse environment regulation and control device Download PDFInfo
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- CN216697087U CN216697087U CN202220794809.6U CN202220794809U CN216697087U CN 216697087 U CN216697087 U CN 216697087U CN 202220794809 U CN202220794809 U CN 202220794809U CN 216697087 U CN216697087 U CN 216697087U
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/14—Measures for saving energy, e.g. in green houses
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Abstract
The utility model discloses a greenhouse environment regulating device, which comprises a controller, a fresh air module, a temperature regulating module, a humidity regulating module and a carbon dioxide concentration regulating module, wherein the temperature regulating module, the fresh air module, the humidity regulating module and the carbon dioxide concentration regulating module are connected with the controller, the fresh air module is used for exchanging air in a greenhouse and air outside the greenhouse, the temperature regulating module is used for keeping the temperature in the greenhouse in a preset temperature range, the humidity regulating module is used for keeping the humidity in the greenhouse in the preset humidity range, and the carbon dioxide concentration regulating module is used for keeping the carbon dioxide concentration in the greenhouse in the preset carbon dioxide concentration range. The utility model realizes the regulation and control of the temperature, the humidity and the carbon dioxide concentration in the greenhouse, manual control is not needed, the use convenience is improved, the climate environment in the greenhouse is kept in the condition range suitable for the growth of crops, and the good growth environment of the crops is ensured.
Description
Technical Field
The utility model relates to the technical field of agricultural planting, in particular to a greenhouse environment regulation and control device.
Background
China is a big agricultural country, agricultural production is being changed from extensive traditional agriculture to modern fine agriculture, energy conservation, emission reduction and fine farming are realized on limited land resources, the method is an effective method for solving the problem of shortage of agricultural cultivated land at present, and meanwhile, with the progress of China science and technology, more and more planters adopt greenhouse technology to carry out agricultural planting, the application of the greenhouse well solves the problem of agricultural cultivated land, crops can be planted in anti-season, and the yield of the crops is improved.
The greenhouse is divided into a plastic greenhouse, a sunlight greenhouse, a multi-span greenhouse and the like, is a closed agricultural ecosystem, and is characterized in that temperature, humidity, carbon dioxide and illumination are important environmental influence factors of the greenhouse, a good and suitable climate environment is particularly important for the growth of crops, and once the external environment changes, the environment in the greenhouse cannot be timely adjusted, so that the crops are easily killed. The existing greenhouse usually adopts a manual measurement mode, so that the temperature, the humidity, the carbon dioxide concentration, the illumination and the like in the greenhouse are controlled, the automation control process degree of the greenhouse is low, managers often observe measurement data, manually supply water, ventilate, heat, supplement carbon dioxide and the like according to the data, and regulate and control the temperature, the humidity and the carbon dioxide concentration in the greenhouse, the regulation and control mode has large labor capacity for workers, the regulation and control effect is poor, and a good environment foundation cannot be provided for the growth of crops.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a greenhouse environment regulating device, which solves the problems in the prior art.
In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a warmhouse booth environment regulation and control device, includes controller, new trend module, temperature regulation module, humidity control module and carbon dioxide concentration adjustment module, temperature regulation module, new trend module, humidity control module and carbon dioxide concentration adjustment module all are connected with the controller, the new trend module is used for exchanging air and the outer air of canopy in the canopy, temperature regulation module is used for keeping the temperature in the big-arch shelter in predetermineeing the temperature interval, and humidity control module is used for keeping the humidity in the big-arch shelter in predetermineeing the humidity interval, carbon dioxide concentration adjustment module is used for keeping the carbon dioxide concentration in the big-arch shelter in predetermineeing the carbon dioxide concentration interval.
As an optional mode of the above technical scheme, the fresh air module includes a fresh air blower and an exhaust blower, the fresh air blower is used for introducing air outside the greenhouse into the greenhouse, and the exhaust blower is used for introducing air inside the greenhouse out of the greenhouse.
As an optional mode of the above technical solution, the greenhouse further comprises a heat exchanger, the heat exchanger is arranged at an air outlet of the exhaust fan, and the heat exchanger is used for absorbing heat of air led out to the interior of the greenhouse outside the greenhouse.
As an optional mode of the technical scheme, an air outlet of the exhaust fan is arranged at the top of the greenhouse.
As an optional manner of the above technical solution, the carbon dioxide concentration adjusting module includes a dry ice supply device or a carbon dioxide generator, and the dry ice supply device or the carbon dioxide generator is disposed in the greenhouse and is used for providing carbon dioxide to the greenhouse.
As an optional mode of the foregoing technical solution, the temperature adjustment module includes: the system comprises a first compressor, a condenser and a fin evaporator; the outlet of the first compressor is communicated with the liquid inlet of the condenser through a four-way valve, the liquid outlet of the condenser is communicated with the inlet of the fin evaporator through a first throttling device, and the outlet of the fin evaporator is communicated with the inlet of the first compressor through the four-way valve.
As an optional manner of the above technical solution, a first gas-liquid separator is further disposed at an inlet of the first compressor, wherein an outlet of the fin evaporator is communicated with the first gas-liquid separator through the four-way valve.
As an optional way of the above technical solution, the condenser is further provided with a cold/hot water inlet and a cold/hot water outlet.
As an optional mode of the above technical scheme, the humidity adjusting module includes a circulating fan, a dehumidifying evaporator, a liquid storage tank, a second compressor and a fin condenser, the circulating fan is installed in the greenhouse, and a refrigerant is stored in the liquid storage tank; the feed liquor end intercommunication of dehumidification evaporimeter the liquid storage pot, the air intake intercommunication of dehumidification evaporimeter circulating fan's air outlet, just the play liquid end of dehumidification evaporimeter passes through second vapour and liquid separator intercommunication the import of second compressor, just the export intercommunication of second compressor the import of fin condenser, fin condenser's export with the liquid storage pot intercommunication.
As an optional mode of the above technical solution, a filter is further disposed between the liquid storage tank and the dehumidification evaporator, and a second throttling device is disposed between the filter and the dehumidification evaporator.
The utility model has the beneficial effects that:
1. the utility model can adjust the temperature, the humidity and the carbon dioxide concentration in the greenhouse to be kept in the preset range, thereby keeping the climate environment in the greenhouse in the condition range suitable for the growth of crops and further ensuring the good growth environment of the crops.
2. According to the utility model, the temperature adjusting module, the fresh air module, the humidity adjusting module and the carbon dioxide concentration adjusting module are respectively controlled by the controller, so that the temperature, the humidity and the carbon dioxide concentration in the greenhouse can be regulated and controlled, manual control is not needed, and the convenience in use is improved.
3. The heat exchanger is arranged in the greenhouse, can be used for recovering heat energy discharged to the outside air from the greenhouse and releasing the heat energy into the greenhouse again, and is beneficial to reducing energy loss.
Drawings
FIG. 1 is a control block diagram of one embodiment of the present invention;
FIG. 2 is a schematic diagram of a temperature regulation module in one embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a humidity conditioning module in one embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a fresh air module according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a carbon dioxide concentration adjusting module according to an embodiment of the present invention.
In the figure: 1-a controller; 2-a fresh air module; 3-a temperature regulation module; 4-a humidity adjustment module; 5-a carbon dioxide concentration adjusting module; 6-a fresh air machine; 7-an exhaust fan; 8-a heat exchanger; 9-a first compressor; 10-a condenser; 11-a finned evaporator; 12-a four-way valve; 13-first throttling means; 14-a first gas-liquid separator; 15-circulating fan; 16-a dehumidification evaporator; 17-a liquid storage tank; 18-a second compressor; 19-a finned condenser; 20-a second gas-liquid separator; 21-a filter; 22-second throttling means; 23-a temperature sensor; 24-a humidity sensor; 25-carbon dioxide concentration sensor.
Detailed Description
Examples
As shown in fig. 1-5, the present embodiment provides a greenhouse environment control device, which is mainly applied to various greenhouses, and certainly can be applied to other agricultural planting places with independent climate environments, the control device can include, but is not limited to, a controller 1, a fresh air module 2, a temperature adjustment module 3, a humidity adjustment module 4, and a carbon dioxide concentration adjustment module 5, and the temperature adjustment module 3, the fresh air module 2, the humidity adjustment module 4, and the carbon dioxide concentration adjustment module 5 are all electrically connected to the controller 1.
When specifically regulating and controlling, new trend module 2 can exchange air in the canopy and the outer air of canopy, and new trend module 2 can introduce the outer air of canopy promptly, can discharge the interior air of canopy simultaneously, realizes the function of taking a breath of big-arch shelter. Temperature regulation module 3 can keep the temperature in the big-arch shelter in predetermineeing the temperature interval, and humidity regulation module 4 can keep the humidity in the big-arch shelter in predetermineeing the humidity interval, carbon dioxide concentration regulation module 5 can keep the carbon dioxide concentration in the big-arch shelter in predetermineeing the carbon dioxide concentration interval. The preset temperature interval, the preset humidity interval and the preset carbon dioxide concentration interval can be set according to specific requirements, and the temperature, the humidity and the carbon dioxide concentration in the greenhouse can be kept in a proper range, so that a good environment foundation is provided for the growth of crops.
As shown in fig. 4, in this embodiment, the fresh air module 2 includes a fresh air blower 6 and an exhaust air blower 7, the fresh air blower 6 is used for introducing air outside the greenhouse into the greenhouse, and the exhaust air blower 7 is used for introducing air inside the greenhouse out of the greenhouse. The air outlet of the exhaust fan 7 is arranged at the top of the greenhouse, so that air in the greenhouse can be exhausted conveniently. The utility model can realize air circulation by utilizing the fresh air fan 6 and the exhaust fan 7 to complete the exchange of air in the shed and air outside the shed.
Wherein, the temperature and the humidity of big-arch shelter are regulated and control alone through temperature regulation module 3 and humidity control module 4 respectively, and temperature exceedes when the big-arch shelter in the temperature presets the temperature interval, and when humidity surpassed and presets the humidity interval simultaneously, controller 1 control new fan 6 and exhaust fan 7 start simultaneously, realize the big-arch shelter function of taking a breath.
Preferably, the greenhouse environment regulation and control device is further provided with a heat exchanger 8, the heat exchanger 8 is arranged at an air outlet of the exhaust fan 7, and the heat exchanger 8 is used for absorbing heat of air in the greenhouse led out of the greenhouse. The heat exchanger 8 can carry out heat recovery on heat energy discharged to the outside air from the greenhouse and release the heat energy into the greenhouse again, and energy loss is reduced.
As an alternative of this embodiment, the carbon dioxide concentration adjusting module 5 includes a dry ice supply device or a carbon dioxide generator which is disposed in the greenhouse and supplies carbon dioxide to the greenhouse through a PVC (polyvinyl chloride) pipe. When the carbon dioxide concentration in the greenhouse is low, the dry ice supply device or the carbon dioxide generator generates carbon dioxide, so that the carbon dioxide concentration in the greenhouse is improved, and the crops can be conveniently subjected to photosynthesis. Wherein, dry ice feeding device can adopt manual control or automatic control, it can be for the big-arch shelter provides carbon dioxide can.
As shown in fig. 5, in an exemplary embodiment, the dry ice supply device includes a box body, a dry ice storage chamber capable of storing dry ice is arranged in the box body, an air inlet is arranged at one end of the box body, a plurality of air outlets are arranged at the other end of the box body, each air outlet is connected with a PVC pipe, a plurality of air outlets are arranged on the PVC pipes, an air blower is arranged in the box body, the dry ice is placed in the dry ice storage chamber, air in the greenhouse enters the dry ice storage chamber through the air inlet under the action of the air blower, is mixed with carbon dioxide and then is discharged from the PVC pipes, and then enters the greenhouse through the air outlets of the PVC pipes, so that photosynthesis of crops is promoted.
As shown in fig. 2, in the present embodiment, the temperature adjustment module 3 may include, but is not limited to, a first compressor 9, a condenser 10, and a fin evaporator 11, an outlet of the first compressor 9 is communicated with a liquid inlet of the condenser 10 through a four-way valve 12, a liquid outlet of the condenser 10 is communicated with an inlet of the fin evaporator 11 through a first throttling device 13, and an outlet of the fin evaporator 11 is communicated with an inlet of the first compressor 9 through the four-way valve 12; meanwhile, the condenser 10 is further provided with a cold/hot water inlet and a cold/hot water outlet to enable cold water or hot water to be injected, thereby accomplishing heat exchange of the condenser 10.
The working principle of the temperature adjusting module 3 is as follows: the first compressor 9 is utilized to compress an internal refrigerant (namely, the temperature adjusting module 3 is matched with a refrigerant, namely, the refrigerant) into high-temperature high-pressure steam, and then the high-temperature high-pressure steam is conveyed to the condenser 10 for heat dissipation, the condenser 10 can liquefy the high-temperature high-pressure gas and change the high-temperature high-pressure gas into low-temperature high-pressure liquid, at this time, the refrigerant can release a large amount of heat and is released into air (which can be but is not limited to be conveyed into the air by a fan) through the fin evaporator 11, so that the temperature in the greenhouse is increased, when refrigeration is needed, the flow direction of the refrigerant can be changed by the four-way valve 12, so that the functions of the fin evaporator 11 and the condenser 10 are exchanged, and refrigeration (the principle of which is consistent with an air conditioner) is realized to reduce the temperature in the greenhouse; from this, can realize the real-time regulation of temperature in the big-arch shelter to keep the temperature in the big-arch shelter in predetermineeing the temperature interval.
In specific implementation, but not limited to, the first gas-liquid separator 14 may be disposed at an inlet of the first compressor 9, and an outlet of the fin evaporator 11 is communicated with the first gas-liquid separator 14 through the four-way valve 12, so that the liquefied refrigerant can be subjected to gas-liquid separation, thereby reducing carbon deposition deposits inside the first compressor 9 and achieving the purpose of protecting the first compressor 9.
As shown in fig. 3, in this embodiment, the humidity adjustment module 4 includes a circulating fan 15, a dehumidifying evaporator 16, a liquid storage tank 17, a second compressor 18 and a fin condenser 19, the circulating fan 15 is installed in the greenhouse, and a refrigerant is stored in the liquid storage tank 17; dehumidifying evaporator 16's feed liquor end intercommunication liquid storage pot 17, dehumidifying evaporator 16's air intake intercommunication circulating fan 15's air outlet, just dehumidifying evaporator 16's play liquid end passes through second vapour and liquid separator 20 intercommunication the import of second compressor 18, just the export intercommunication of second compressor 18 fin condenser 19's import, fin condenser 19's export with liquid storage pot 17 communicates.
The working principle of the humidity adjusting module 4 is as follows: the low-temperature and low-pressure refrigerant in the liquid storage tank 17 enters the dehumidifying evaporator 16, the air in the greenhouse is continuously sent into the dehumidifying evaporator 16 through the circulating fan 15, so that water vapor in the air is condensed into liquid, then the processed dry air is discharged, therefore, the relative humidity in the greenhouse can be reduced through air circulation, the humidity is kept in a preset humidity threshold range, if the humidity in the greenhouse is lower than the preset humidity range, dehumidification is stopped, water can be sprayed into the greenhouse, and the humidity in the greenhouse is recovered until the humidity of the greenhouse is recovered to the preset humidity range. The second compressor 18 can change the refrigerant delivered by the dehumidifying evaporator 16 into high-temperature and high-pressure gas, and transmit the gas to the fin condenser 19, so that the heat is dissipated to the surrounding air, and thus, the function of increasing the air temperature in the greenhouse can be realized.
In specific implementation, a filter 21 is further disposed between the liquid storage tank 17 and the dehumidification evaporator 16, so as to filter out impurities in the refrigerant, thereby preventing the impurities from entering the dehumidification evaporator 16 and ensuring normal operation of the dehumidification evaporator 16; meanwhile, a second throttling device 22 may be further disposed between the filter 21 and the dehumidifying evaporator 16, so as to increase the flow rate of the refrigerant and reduce the pressure in the pipeline, and of course, the first throttling device 13 also has the same function, which is not described herein.
The embodiment can also set up a display screen that is connected with controller 1 electricity in the big-arch shelter to realize the real-time demonstration of temperature, humidity and carbon dioxide concentration in the big-arch shelter, the display screen can adopt touch display screen, so that the staff passes through this regulation and control device of display screen control. It should be noted that the controller 1, the display screen, the temperature adjusting module 3, the humidity adjusting module 4, the carbon dioxide concentration adjusting module 5, etc. may be implemented by the prior art, which is obvious to those skilled in the art, and the protection of the present invention does not involve the improvement of software and methods, so that the detailed description thereof is omitted here.
In the description of the present invention, the terms "mounted," "connected," "fixed," and the like are to be understood broadly and may be fixedly connected, detachably connected, or integrated; may be a mechanical or electrical connection; either directly or indirectly through intervening media, either internally or in any other relationship. Those skilled in the art will understand the specific meaning of the above terms in the present invention. Furthermore, the particular features, structures, etc. described in the examples can be included in at least one implementation and can be combined by one skilled in the art without conflicting therewith. The protection scope of the present invention is not limited to the above specific examples, and embodiments that can be imagined by those skilled in the art without creative efforts based on the basic technical concept of the present invention belong to the protection scope of the present invention.
Claims (10)
1. The utility model provides a warmhouse booth environment control device, its characterized in that includes controller (1), new trend module (2), temperature regulation module (3), humidity control module (4) and carbon dioxide concentration control module (5), temperature regulation module (3), new trend module (2), humidity control module (4) and carbon dioxide concentration control module (5) all are connected with controller (1), new trend module (2) are used for exchanging air in the canopy and the outer air of canopy, temperature control module (3) are used for keeping the temperature in the big-arch shelter in predetermineeing the temperature interval, and humidity control module (4) are used for keeping the humidity in the big-arch shelter in predetermineeing the humidity interval, carbon dioxide concentration control module (5) are used for keeping the carbon dioxide concentration in the big-arch shelter in predetermineeing the carbon dioxide concentration interval.
2. The greenhouse environment regulation and control device as claimed in claim 1, wherein the fresh air module (2) comprises a fresh air fan (6) and an exhaust fan (7), the fresh air fan (6) is used for introducing air outside the greenhouse into the greenhouse, and the exhaust fan (7) is used for introducing air inside the greenhouse out of the greenhouse.
3. The greenhouse environment regulating device as claimed in claim 2, further comprising a heat exchanger (8), wherein the heat exchanger (8) is arranged at the air outlet of the exhaust fan (7), and the heat exchanger (8) is used for absorbing heat of air in the greenhouse led out of the greenhouse.
4. The greenhouse environment regulating device as claimed in claim 2, wherein the exhaust outlet of the exhaust fan (7) is arranged at the top of the greenhouse.
5. The greenhouse environment regulating device as claimed in claim 1, wherein the carbon dioxide concentration regulating module (5) comprises a dry ice supply device or a carbon dioxide generator, which is arranged in the greenhouse and is used for supplying carbon dioxide to the greenhouse.
6. The greenhouse environment conditioning device as claimed in claim 1, wherein the temperature regulating module (3) comprises a first compressor (9), a condenser (10) and a fin evaporator (11); the outlet of the first compressor (9) is communicated with the liquid inlet of the condenser (10) through a four-way valve (12), the liquid outlet of the condenser (10) is communicated with the inlet of the fin evaporator (11) through a first throttling device (13), and the outlet of the fin evaporator (11) is communicated with the inlet of the first compressor (9) through the four-way valve (12).
7. The greenhouse environment regulation device as claimed in claim 6, wherein a first gas-liquid separator (14) is further arranged at the inlet of the first compressor (9), wherein the outlet of the fin evaporator (11) is communicated with the first gas-liquid separator (14) through the four-way valve (12).
8. The greenhouse environment regulating device as claimed in claim 6, wherein the condenser (10) is further provided with a cold/hot water inlet and a cold/hot water outlet.
9. The greenhouse environment regulation device as claimed in claim 1, wherein the humidity regulation module (4) comprises: the greenhouse air conditioner comprises a circulating fan (15), a dehumidifying evaporator (16), a liquid storage tank (17), a second compressor (18) and a fin condenser (19), wherein the circulating fan (15) is installed in the greenhouse, and a refrigerant is stored in the liquid storage tank (17); the feed liquor end intercommunication of dehumidification evaporimeter (16) liquid storage pot (17), the air intake intercommunication of dehumidification evaporimeter (16) the air outlet of circulating fan (15), just the play liquid end of dehumidification evaporimeter (16) passes through second vapour and liquid separator (20) intercommunication the import of second compressor (18), just the export intercommunication of second compressor (18) the import of fin condenser (19), the export of fin condenser (19) with liquid storage pot (17) intercommunication.
10. The greenhouse environment regulating device as claimed in claim 9, wherein a filter (21) is further disposed between the liquid storage tank (17) and the dehumidifying evaporator (16), and a second throttling device (22) is disposed between the filter (21) and the dehumidifying evaporator (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220794809.6U CN216697087U (en) | 2022-04-06 | 2022-04-06 | Greenhouse environment regulation and control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220794809.6U CN216697087U (en) | 2022-04-06 | 2022-04-06 | Greenhouse environment regulation and control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216697087U true CN216697087U (en) | 2022-06-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220794809.6U Active CN216697087U (en) | 2022-04-06 | 2022-04-06 | Greenhouse environment regulation and control device |
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| CN (1) | CN216697087U (en) |
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- 2022-04-06 CN CN202220794809.6U patent/CN216697087U/en active Active
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