CN114009257A - Greenhouse ventilation device and operation method thereof - Google Patents
Greenhouse ventilation device and operation method thereof Download PDFInfo
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- CN114009257A CN114009257A CN202111458399.4A CN202111458399A CN114009257A CN 114009257 A CN114009257 A CN 114009257A CN 202111458399 A CN202111458399 A CN 202111458399A CN 114009257 A CN114009257 A CN 114009257A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/24—Devices or systems for heating, ventilating, regulating temperature, illuminating, or watering, in greenhouses, forcing-frames, or the like
- A01G9/241—Arrangement of opening or closing systems for windows and ventilation panels
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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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- Environmental Sciences (AREA)
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Abstract
The invention discloses a greenhouse ventilation device and an operation method thereof, wherein the greenhouse ventilation device comprises a temperature sensor, a humidity sensor and CO2Concentration monitoring device, heating lamp, air inlet mechanism and PLC controller, as temperature data, humidity data and CO in the greenhouse2When the concentration data can not meet the growth requirement of crops, when the temperature is higher than the set temperature, the greenhouse is automatically ventilated, the air outside the greenhouse is introduced into the greenhouse, the temperature inside the greenhouse meets the growth requirement of the crops, when the temperature is lower than the set temperature, the temperature of the temperature-increasing lamp is automatically controlled to increase, the temperature inside the greenhouse is increased to meet the growth requirement of the crops, and when CO is used, the temperature of the greenhouse is increased2When the concentration is low, the outside air of the greenhouse is introduced into the greenhouse through ventilation, so that carbon dioxide supplement is carried out, and the requirement of crop growth is met2Concentration data, temperature data, humidity data and CO in the greenhouse2Whether the concentration data meets the growth needs of the crop.
Description
Technical Field
The invention relates to the technical field of greenhouse planting, in particular to a greenhouse ventilation device and an operation method thereof.
Background
The greenhouse is formed by using bamboo and wood poles, cement poles, light steel pipes or pipes and other materials as a framework, manufacturing upright posts, pull rods, arch bars and pressure bars, and covering plastic films to form the arched material greenhouse. The area covered by the plastic greenhouse is 1-3 mu, and the management is convenient. But a large area coverage of multiple sheds can be made. Because the greenhouse body is tall and inconvenient to use the straw curtain for cold protection, the multilayer film is used for cold protection in the greenhouse, and the temperature in the greenhouse mainly comes from solar radiation. The main production seasons are spring, summer and autumn. In winter, some crops with strong cold resistance can be planted in the area with the temperature above-15 ℃, or the temporary supplementary heating can be carried out by using a stove. The greenhouse is called as a greenhouse because the greenhouse type is higher than the medium and small greenhouse and is different from the building structure of the greenhouse.
The traditional greenhouse is usually ventilated through a single skylight, the ventilation effect is poor, the ventilation mode is single, most of the traditional greenhouse is mainly operated manually, most of the traditional greenhouse is also known and checked on site by workers for understanding the growing environment condition of crops, namely, the traditional greenhouse is inconvenient and labor-consuming, and therefore, the greenhouse ventilation and air exchange device and the operation method thereof are provided for optimizing the greenhouse ventilation and air exchange device.
Disclosure of Invention
The present invention is directed to a ventilating device for a greenhouse and an operating method thereof, which are used to solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme:
a greenhouse ventilation device comprises a greenhouse, a PLC (programmable logic controller), a wireless module and a control end, wherein a temperature sensor, a humidity sensor and CO are fixedly mounted on the inner side wall of the greenhouse2The device comprises a concentration monitoring device, wherein an air inlet mechanism is arranged on one side of the greenhouse, an exhaust mechanism is arranged on the other side of the greenhouse, and the exhaust mechanism comprises a threaded block, a motor, a hinge rod, a skylight, a sealing ring,The device comprises a hinge, a threaded rod and a pipe body, wherein the pipe body is fixedly connected to the side wall of the greenhouse in a penetrating way, the skylight is arranged on the outer side of the greenhouse and corresponds to one end of the pipe body, the hinge is arranged at the top of the skylight, the top of the skylight is hinged to the top of the pipe body through the hinge, a sealing ring is arranged between the skylight and the pipe body, the sealing ring is fixedly connected to one end of the pipe body, the bottom of the pipe body is positioned in the greenhouse and is fixedly connected with a motor, the top of the inner side of the pipe body is rotatably connected with the threaded rod, the bottom end of the threaded rod penetrates through the pipe body and is fixedly connected with the rotating end of the motor, a threaded block is sleeved on the outer side of the threaded rod in a penetrating way through a thread, a hinge rod is hinged to one side of the threaded block, one end of the hinge rod is hinged to the upper part of one side of the skylight, the specifications of each part of the air inlet mechanism and the exhaust mechanism are identical, and the air inlet mechanism and the exhaust mechanism are symmetrically arranged, and the bottom of the inner side of the pipe body in the air inlet mechanism is fixedly provided with an air inlet fan, and the bottom of the inner side of the pipe body in the exhaust mechanism is fixedly provided with an exhaust fan.
As a further scheme of the invention: the temperature sensor, the humidity sensor and the CO2The concentration monitoring device is electrically connected with the PLC through a lead.
As a still further scheme of the invention: the utility model discloses a solar greenhouse, including the inboard top fixedly connected with montant of big-arch shelter, a plurality of the common fixedly connected with installation diaphragm in bottom of connecting the montant, equidistant fixed mounting has a plurality of heating lamp in installation diaphragm bottom, the heating lamp passes through wire and PLC controller electric connection.
As a still further scheme of the invention: the PLC controller is arranged outside the greenhouse.
As a still further scheme of the invention: the control end is any one of a mobile phone and a computer.
As a still further scheme of the invention: the wireless module is electrically connected with the PLC, and the control end is wirelessly connected with the wireless module.
An operation method of a greenhouse ventilation device is characterized in that: the method comprises the following steps:
the method comprises the following steps: the method comprises the steps of firstly supplying power to a PLC (programmable logic controller) through a power supply module, monitoring temperature data in the greenhouse through a temperature sensor, monitoring humidity data in the greenhouse through a humidity sensor, and monitoring the humidity data through CO2Concentration monitoring device for CO in air in greenhouse2The concentration data was monitored.
Step two: temperature sensor, humidity sensor and CO2The concentration monitoring device respectively monitors the temperature data, the humidity data and the CO2The concentration data is transmitted to a PLC controller, and the PLC controller is internally preset with corresponding standard temperature value, humidity value and CO2The concentration value, when the temperature value received by the PLC is greater than the standard temperature value, the PLC controls the motors in the air inlet mechanism and the exhaust mechanism to work, the rotating end of the motor rotates to drive the threaded rod to rotate, the threaded rod rotates to drive the threaded block to move upwards, the threaded block drives the hinged rod to change in angle and enable the skylight to turn over along the hinged point of the hinge, the skylight is opened, the skylight in the air inlet mechanism and the skylight in the exhaust mechanism are both opened, meanwhile, the PLC controls the air inlet fan in the air inlet mechanism to work, air outside the greenhouse is led into the greenhouse, the PLC controls the exhaust fan in the exhaust mechanism to work, air inside the greenhouse is led into the outside of the greenhouse, the greenhouse is communicated with air outside the greenhouse to flow, the temperature inside the greenhouse is reduced, when the temperature is reduced to the standard value, ventilation is stopped, and the PLC controls the air inlet fan and the exhaust fan to stop working, and controlling the motor to rotate reversely to cover the skylight and the tube body in the air inlet mechanism and the air outlet mechanism to work as CO in the greenhouse2The concentration value is lower than the CO preset in the PLC2When the concentration standard value is lower than the temperature standard value preset by the PLC controller, the PLC controller controls the heating lamp to work,and (4) heating the interior of the greenhouse, and when the temperature reaches a standard value, controlling the heating lamp to stop working by the PLC.
Step three: the staff realizes through wireless module that control end is connected with the PLC controller, and the staff looks over temperature data, humidity data and CO in the current big-arch shelter through at the control end2Concentration data, temperature data, humidity data and CO in the greenhouse2Whether the concentration data meets the growth requirements of the crops
Compared with the prior art, the invention has the beneficial effects that:
1. the invention can real-time detect the temperature data, humidity data and CO in the greenhouse2The concentration data is monitored in real time, and when the temperature data, the humidity data and CO in the greenhouse2When the concentration data can not meet the growth requirement of crops, when the temperature is higher than the set temperature, the greenhouse is automatically ventilated, the air outside the greenhouse is introduced into the greenhouse, the temperature inside the greenhouse meets the growth requirement of the crops, when the temperature is lower than the set temperature, the temperature of the temperature-increasing lamp is automatically controlled to increase, the temperature inside the greenhouse is increased to meet the growth requirement of the crops, and when CO is used, the temperature of the greenhouse is increased2When the concentration is low, the external air of the greenhouse is introduced into the greenhouse through ventilation, so that carbon dioxide supplement is carried out, and the requirement of the greenhouse on the growth of crops is met.
2. In the invention, a worker checks the current temperature data, humidity data and CO in the greenhouse through the control end2Concentration data, temperature data, humidity data and CO in the greenhouse2Whether concentration data satisfies the growth needs of crop, do not need personnel's scene to look over the growing environment of crop, long-range growing environment that can know the crop, it is more intelligent, use manpower sparingly, it is more convenient, be favorable to planting the field at the big-arch shelter and promote.
Drawings
Fig. 1 is a schematic structural view of a greenhouse ventilation device and an operation method thereof.
Fig. 2 is an enlarged schematic view of a greenhouse ventilation apparatus and an operation method thereof at a point a.
Fig. 3 is a partial connection block diagram of the greenhouse ventilation and air exchange device and the operation method thereof.
Shown in the figure: temperature sensor 1, humidity sensor 2, CO2The device comprises a concentration monitoring device 3, a greenhouse 4, a connecting vertical rod 5, an installation transverse plate 6, a warming lamp 7, an air inlet mechanism 8, an air inlet fan 9, an exhaust fan 10, an exhaust mechanism 11, a thread block 12, a motor 13, a hinge rod 14, a skylight 15, a sealing ring 16, a hinge 17, a threaded rod 18, a pipe body 19, a PLC (programmable logic controller) 20, a wireless module 21, a control end 22 and a power supply module 23.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, in the embodiment of the invention, a greenhouse ventilation device comprises a greenhouse 4, a PLC controller 20, a wireless module 21 and a control end 22, wherein the top of the inner side of the greenhouse 4 is fixedly connected with a plurality of connecting vertical rods 5, the bottom ends of the connecting vertical rods 5 are fixedly connected with a mounting transverse plate 6, a plurality of temperature increasing lamps 7 are fixedly mounted at the bottom of the mounting transverse plate 6 at equal intervals, the temperature increasing lamps 7 are used for increasing the temperature in the greenhouse 4, and a temperature sensor 1, a humidity sensor 2 and a CO are fixedly mounted on the inner side wall of the greenhouse 42The device comprises a concentration monitoring device 3, wherein an air inlet mechanism 8 is arranged on one side of a greenhouse 4, an exhaust mechanism 11 is arranged on the other side of the greenhouse 4, the exhaust mechanism 11 comprises a threaded block 12, a motor 13, a hinged rod 14, a skylight 15, a sealing ring 16, a hinge 17, a threaded rod 18 and a pipe body 19, the pipe body 19 is fixedly connected to the side wall of the greenhouse 4 in a penetrating way, the skylight 15 is arranged on the outer side of the greenhouse 4, the skylight 15 is arranged corresponding to one end of the pipe body 19,the hinge 17 is arranged at the top of the skylight 15, the top of the skylight 15 is hinged with the top of the tube body 19 through the hinge 17, the sealing ring 16 is arranged between the skylight 15 and the tube body 19, the sealing ring 16 is fixedly connected with one end of the tube body 19, the sealing ring 16 is used for improving the connection sealing property between the skylight 15 and the tube body 19, the bottom of the tube body 19 is fixedly arranged in the greenhouse 4, the motor 13 is fixedly arranged at the bottom of the tube body 19, the top of the inner side of the tube body 19 is rotatably connected with the threaded rod 18, the bottom end of the threaded rod 18 is fixedly connected with the rotating end of the motor 13 after penetrating through the tube body 19, the threaded block 12 is sleeved outside the threaded rod 18 in a penetrating manner, one side of the threaded block 12 is hinged with the hinge rod 14, one end of the hinge rod 14 is hinged with the upper part of one side of the skylight 15, the specifications of each part of the air inlet mechanism 8 and the exhaust mechanism 11 are the same, and the air inlet mechanism 8 and the exhaust mechanism 11 are symmetrically arranged, the inboard bottom fixed mounting of body 19 in the mechanism 8 that admits air has inlet fan 9, the inboard bottom fixed mounting of body 19 in the exhaust mechanism 11 has exhaust fan 10, PLC controller 20 sets up in the outside of big-arch shelter 4, and the staff of being convenient for operates outside big-arch shelter 4, control end 22 is any one of cell-phone and computer, can be to temperature sensor 1, humidity transducer 2 and CO through cell-phone and computer2Temperature data, humidity data and CO monitored by the concentration monitoring device 32Concentration data is checked, the temperature sensor 1, the humidity sensor 2 and the CO are detected2 Concentration monitoring device 3 passes through wire and PLC controller 20 electric connection, heat lamp 7 passes through wire and PLC controller 20 electric connection, wireless module 21 and PLC controller 20 electric connection, control end 22 and wireless module 21 wireless connection.
An operation method of a greenhouse ventilation device comprises the following steps:
the method comprises the following steps: firstly, the power supply module 23 supplies power to the PLC 20, the temperature sensor 1 monitors the temperature data in the greenhouse 4, the humidity sensor 2 monitors the humidity data in the greenhouse 4, and CO is used for monitoring2The concentration monitoring device 3 is used for monitoring CO in the air in the greenhouse 42The concentration data was monitored.
Step two: temperature sensor1. Humidity sensor 2 and CO2The concentration monitoring device 3 respectively monitors the temperature data, the humidity data and the CO2The concentration data is transmitted to the PLC 20, and the PLC 20 is preset with corresponding standard temperature value, humidity value and CO2Concentration value, when the temperature value received by the PLC 20 is greater than the standard temperature value, the PLC 20 controls the motors 13 in the air inlet mechanism 8 and the air outlet mechanism 11 to work, the rotating end of the motor 13 rotates to drive the threaded rod 18 to rotate, the threaded rod 18 rotates to drive the threaded block 12 to move upwards, the threaded block 12 drives the hinged rod 14 to change the angle and enable the skylight 15 to turn over along the hinged point of the hinge 17, so that the skylight 15 is opened, the air inlet mechanism 8 and the skylight 15 in the air outlet mechanism 11 are both opened, simultaneously the PLC 20 controls the air inlet fan 9 in the air inlet mechanism 8 to work to introduce the air outside the greenhouse 4 into the interior, the PLC 20 controls the air outlet fan 10 in the air outlet mechanism 11 to work to introduce the air inside the greenhouse 4 to the exterior, and further the air outside the greenhouse 4 and the greenhouse 4 are communicated to flow, so that the temperature inside the greenhouse 4 is reduced, when the temperature is reduced to a standard value, the ventilation is stopped, the PLC 20 controls the air inlet fan 9 and the air outlet fan 10 to stop working, controls the motor 13 to rotate reversely, enables the skylight 15 in the air inlet mechanism 8 and the air outlet mechanism 11 to be covered with the pipe body 19, and when the CO in the greenhouse 4 is cooled2The concentration value is lower than the CO preset in the PLC 202When the concentration standard value is reached, the requirement of normal photosynthesis of crops can not be met, the air inlet mechanism 8, the air inlet fan 9, the exhaust fan 10 and the exhaust mechanism 11 are controlled by the PLC controller 20 to realize the intercommunication of air inside the greenhouse 4 and external air, ventilation is carried out, the ventilation is carried out, carbon dioxide supplement is obtained from introduced air, the requirement of growth of crops is met, when the temperature in the greenhouse 4 is lower than a temperature standard value preset by the PLC controller 20, the PLC controller 20 controls the temperature increasing lamp 7 to work, the temperature is increased inside the greenhouse 4, and when the temperature reaches the standard value, the PLC controller 20 controls the temperature increasing lamp 7 to stop working.
Step three: the staff realizes that the control end is connected with the PLC controller 20 through the wireless module, and the staff looks over the current temperature in the greenhouse 4 through the control endData, humidity data and CO2Concentration data, temperature data, humidity data and CO in the greenhouse 42Whether the concentration data meets the growth needs of the crop.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (7)
1. The utility model provides a big-arch shelter ventilation device, includes big-arch shelter (4), PLC controller (20), wireless module (21) and control end (22), its characterized in that: the inner side wall of the greenhouse (4) is fixedly provided with a temperature sensor (1), a humidity sensor (2) and CO2The greenhouse concentration monitoring device comprises a concentration monitoring device (3), wherein an air inlet mechanism (8) is arranged on one side of the greenhouse (4), an exhaust mechanism (11) is arranged on the other side of the greenhouse (4), the exhaust mechanism (11) comprises a threaded block (12), a motor (13), a hinged rod (14), a skylight (15), a sealing ring (16), a hinge (17), a threaded rod (18) and a pipe body (19), the pipe body (19) penetrates through and is fixedly connected to the side wall of the greenhouse (4), the skylight (15) is arranged on the outer side of the greenhouse (4), the skylight (15) corresponds to one end of the pipe body (19), the hinge (17) is arranged at the top of the skylight (15), the top of the skylight (15) is hinged to the top of the pipe body (19) through the hinge (17), the sealing ring (16) is arranged between the skylight (15) and the pipe body (19), and the sealing ring (16) is fixedly connected to one end of the pipe body (19), the greenhouse air inlet mechanism is characterized in that a motor (13) is fixedly mounted in a greenhouse (4) at the bottom of the pipe body (19), a threaded rod (18) is rotatably connected to the top of the inner side of the pipe body (19), the bottom of the threaded rod (18) penetrates through the pipe body (19) and then is fixedly connected with the rotating end of the motor (13), a threaded block (12) is sleeved on the outer side of the threaded rod (18) in a penetrating mode, a hinged rod (14) is hinged to one side of the threaded block (12), one end of the hinged rod (14) is hinged to the upper portion of one side of a skylight (15), the air inlet mechanism (8) is identical to the air outlet mechanism (11) in specification, and the air inlet mechanism is identical to the air outlet mechanism in specification(8) The exhaust mechanism is symmetrically arranged with the exhaust mechanism (11), an air inlet fan (9) is fixedly installed at the bottom of the inner side of the pipe body (19) in the air inlet mechanism (8), and an exhaust fan (10) is fixedly installed at the bottom of the inner side of the pipe body (19) in the exhaust mechanism (11).
2. The greenhouse ventilation and air exchange device as claimed in claim 1, wherein: the temperature sensor (1), the humidity sensor (2) and the CO2The concentration monitoring device (3) is electrically connected with the PLC (20) through a lead.
3. The greenhouse ventilation and air exchange device as claimed in claim 1, wherein: montant (5) is connected to inboard top fixedly connected with a plurality of big-arch shelter (4), a plurality of connect the common fixedly connected with installation diaphragm (6) in bottom of montant (5), installation diaphragm (6) bottom equidistance fixed mounting has a plurality of to heat lamp (7), heat lamp (7) pass through wire and PLC controller (20) electric connection.
4. The greenhouse ventilation and air exchange device as claimed in claim 1, wherein: the PLC controller (20) is arranged outside the greenhouse (4).
5. The greenhouse ventilation and air exchange device as claimed in claim 1, wherein: the control end (22) is any one of a mobile phone and a computer.
6. The greenhouse ventilation and air exchange device as claimed in claim 1, wherein: the wireless module (21) is electrically connected with the PLC (20), and the control end (22) is wirelessly connected with the wireless module (21).
7. The method of operating a greenhouse ventilation and air exchange device as claimed in claim 1, wherein: the method comprises the following steps:
the method comprises the following steps: firstly, a PLC (programmable logic controller) is powered by a power supply module (23), temperature data in a greenhouse (4) is monitored by a temperature sensor (1), and a humidity sensor is used(2) Monitoring humidity data in the greenhouse (4) by CO2The concentration monitoring device (3) is used for monitoring CO in the air in the greenhouse (4)2The concentration data was monitored.
Step two: temperature sensor (1), humidity sensor (2) and CO2The concentration monitoring device (3) respectively monitors the temperature data, the humidity data and the CO2The concentration data is transmitted to a PLC (programmable logic controller) (20), and the PLC (20) is internally preset with a temperature value, a humidity value and CO with corresponding standards2Concentration value, when the temperature value received by the PLC (20) is greater than the standard temperature value, the PLC (20) controls a motor (13) in an air inlet mechanism (8) and an exhaust mechanism (11) to work, the rotating end of the motor (13) rotates to drive a threaded rod (18) to rotate, a threaded block (12) is driven to move upwards through the rotation of the threaded rod (18), the threaded block (12) drives a hinged rod (14) to change the angle and enables a skylight (15) to turn over along a hinged point of a hinge (17), so that the skylight (15) is opened, the air inlet mechanism (8) and the skylight (15) in the exhaust mechanism (11) are both opened, meanwhile, the PLC (20) controls an air inlet fan (9) in the air inlet mechanism (8) to work, air outside the greenhouse (4) is introduced into the greenhouse, and the PLC (20) controls an exhaust fan (10) in the exhaust mechanism (11) to work, the air in the greenhouse (4) is led into the outside of the greenhouse, the greenhouse (4) and the air outside the greenhouse are communicated and flow, the temperature in the greenhouse (4) is reduced, ventilation is stopped when the temperature is reduced to a standard value, the PLC (20) controls the air inlet fan (9) and the air outlet fan (10) to stop working, controls the motor (13) to rotate reversely, enables the skylight (15) in the air inlet mechanism (8) and the air outlet mechanism (11) to be covered with the pipe body (19), and when CO in the greenhouse (4) is detected2The concentration value is lower than the CO preset in the PLC (20)2When the concentration standard value is obtained, the requirement of normal photosynthesis of crops cannot be met, the air inlet mechanism (8), the air inlet fan (9), the exhaust fan (10) and the exhaust mechanism (11) are controlled by the PLC (programmable logic controller) to achieve intercommunication between air inside the greenhouse (4) and external air, ventilation is performed, carbon dioxide supplement is obtained from introduced air through ventilation, the requirement of growing crops is met, and when the temperature in the greenhouse (4) is lower than a temperature standard value preset by the PLC (20), the PLC is used for controlling the air inlet mechanism (8), the air inlet fan (9), the exhaust fan (10) and the exhaust mechanism (11) to achieve ventilation(20) The heating lamp (7) is controlled to work to heat the interior of the greenhouse (4), and when the temperature reaches a standard value, the PLC (20) controls the heating lamp (7) to stop working.
Step three: the staff realizes that the control end is connected with the PLC (20) through the wireless module, and the staff checks the temperature data, the humidity data and the CO in the current greenhouse (4) through the control end2Concentration data, temperature data, humidity data and CO in the greenhouse (4)2Whether the concentration data meets the growth needs of the crop.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111458399.4A CN114009257A (en) | 2021-12-02 | 2021-12-02 | Greenhouse ventilation device and operation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111458399.4A CN114009257A (en) | 2021-12-02 | 2021-12-02 | Greenhouse ventilation device and operation method thereof |
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| JP2017086038A (en) * | 2015-11-16 | 2017-05-25 | 株式会社デンソー | Control device and protected horticulture greenhouse |
| CN107820955A (en) * | 2017-12-11 | 2018-03-23 | 重庆电子工程职业学院 | A kind of greenhouse carbon dioxide applicator based on Internet of Things |
| CN107996220A (en) * | 2018-01-15 | 2018-05-08 | 陈守谦 | A kind of cultivation maintenance booth structure of automatic ventilation |
| CN211777020U (en) * | 2019-12-13 | 2020-10-27 | 瑞金市源东建材有限公司 | Exhaust window |
| CN212544835U (en) * | 2020-09-22 | 2021-02-19 | 重庆工程职业技术学院 | A kind of agricultural closed greenhouse automatic exhaust mechanism |
| CN112640706A (en) * | 2021-01-13 | 2021-04-13 | 重庆赐康果蔬有限公司 | Automatic ventilation device for vegetable greenhouse |
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2021
- 2021-12-02 CN CN202111458399.4A patent/CN114009257A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017086038A (en) * | 2015-11-16 | 2017-05-25 | 株式会社デンソー | Control device and protected horticulture greenhouse |
| CN107820955A (en) * | 2017-12-11 | 2018-03-23 | 重庆电子工程职业学院 | A kind of greenhouse carbon dioxide applicator based on Internet of Things |
| CN107996220A (en) * | 2018-01-15 | 2018-05-08 | 陈守谦 | A kind of cultivation maintenance booth structure of automatic ventilation |
| CN211777020U (en) * | 2019-12-13 | 2020-10-27 | 瑞金市源东建材有限公司 | Exhaust window |
| CN212544835U (en) * | 2020-09-22 | 2021-02-19 | 重庆工程职业技术学院 | A kind of agricultural closed greenhouse automatic exhaust mechanism |
| CN112640706A (en) * | 2021-01-13 | 2021-04-13 | 重庆赐康果蔬有限公司 | Automatic ventilation device for vegetable greenhouse |
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Application publication date: 20220208 |
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