CN215836205U - Ventilation device for greenhouse - Google Patents
Ventilation device for greenhouse Download PDFInfo
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- CN215836205U CN215836205U CN202122322056.7U CN202122322056U CN215836205U CN 215836205 U CN215836205 U CN 215836205U CN 202122322056 U CN202122322056 U CN 202122322056U CN 215836205 U CN215836205 U CN 215836205U
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- carbon dioxide
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- main pipeline
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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 technical field of greenhouses, in particular to a ventilation device for the greenhouses, wherein an air inlet pipe is inserted into one end of a main pipeline, an air outlet pipe is inserted into the other end of the main pipeline, a main fan is installed at one end of the inner side of the main pipeline, a fixed cylinder is arranged at the other end of the inner side of the main pipeline, electric heating plates which are arranged in a circumferential mode are uniformly installed on the inner side of the fixed cylinder, an air filter screen is arranged at one end of the inner side of the air inlet pipe, and a temperature sensor is inserted and installed at one side position of the air filter screen on the inner side of the air inlet pipe. The utility model has novel design, can accurately and quickly adjust the temperature and the concentration of carbon dioxide in the greenhouse, ensures that the temperature and the concentration of the carbon dioxide in the greenhouse reach the most suitable standard for the growth of crops, improves the growth environment of the crops, is convenient to install, and reduces the installation difficulty.
Description
Technical Field
The utility model relates to the technical field of greenhouses, in particular to a ventilation device for a greenhouse.
Background
The greenhouse is also called as a greenhouse, can transmit light and keep warm, is used for cultivating plants, can provide the growth period of the greenhouse and increase the yield in seasons unsuitable for plant growth, is mainly used for cultivating or growing seedlings of plants such as vegetables, flowers and trees which are favored in low-temperature seasons, has multiple types, can be divided into multiple types according to different roof truss materials, lighting materials, appearances, heating conditions and the like, ensures the normal growth of the vegetables in the greenhouse, and needs to use a ventilation device to circulate the air in the greenhouse.
However, the existing ventilation device for the greenhouse does not have a structure convenient for installation, the operation steps are complicated and tedious when the device is installed on the top end of the greenhouse, and the existing ventilation device only can play a role of blowing air, so that the air outside the greenhouse is sucked into the greenhouse, the concentration of carbon dioxide in the air and the temperature of the air cannot be detected and adjusted, the temperature of the sucked air and the concentration of the carbon dioxide cannot reach the optimum standard for the growth of crops, and the better growth of the crops is not facilitated. Accordingly, those skilled in the art have provided a ventilation apparatus for greenhouses to solve the problems set forth in the above background art.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a ventilation device for greenhouses, which solves the above problems.
In order to achieve the purpose, the utility model provides the following technical scheme:
a ventilation device for a greenhouse comprises a main body pipeline, wherein an air inlet pipe is inserted into one end of the main body pipeline, an air outlet pipe is inserted into the other end of the main body pipeline, a main fan is installed at one end position of the inner side of the main body pipeline, a fixing cylinder is arranged at the other end position of the inner side of the main body pipeline, electric heating plates which are arranged in a circumferential mode are evenly installed on the inner side of the fixing cylinder, an air filter screen is arranged at one end of the inner side of the air inlet pipe, a temperature sensor is inserted and installed at one side position of the air filter screen of the inner side of the air inlet pipe, a connecting rod is fixed at the middle section position of the lower side of the main body pipeline, a shell is fixed at the bottom end of the connecting rod, a partition plate is fixed at the middle section position of the inner side of the shell, a circulating fan is installed at the lower position of the partition plate of the inner side of the shell, and a carbon dioxide concentration detector is installed at one side position of the circulating fan of the inner side of the shell, a controller is arranged at one end of the upper side of the clapboard, a carbon dioxide gas storage tank is arranged at the other end of the upper side of the clapboard, a carbon dioxide outlet pipe extending to the outside of the shell is inserted at one end of the upper side of the carbon dioxide gas storage tank, a valve is arranged inside the carbon dioxide outlet pipe, one end of the carbon dioxide outlet pipe is communicated with the interior of the main pipeline, one end of the shell is inserted with a circulating air inlet pipe at the lower side position, and a circulating air outlet pipe is inserted at the position of the other end of the shell corresponding to the circulating air inlet pipe, the valve, the circulating fan, the carbon dioxide concentration detector, the main fan, the electric heating plate and the temperature sensor are all electrically connected with the controller, two connecting plates are fixed at two ends of the upper side of the main pipeline, two sliding rails are fixed at the upper ends of the connecting plates, and installation fixing mechanisms are arranged inside the sliding rails.
As a still further scheme of the utility model: the installation fixing mechanism comprises a clamping rotating shaft which is rotatably connected to the inner side of the sliding rail, two threads opposite in direction are arranged at two ends of the outer side of the clamping rotating shaft, and two sliding blocks and two clamping plates are rotatably connected to the outer side of the clamping rotating shaft through the two threads.
As a still further scheme of the utility model: the inboard of two splint all is provided with the protection pad, the thickness of protection pad is 5 millimeters.
As a still further scheme of the utility model: the outer side of the clamping rotating shaft is located at the middle section position and is rotatably connected with a supporting plate, and one side of the supporting plate is fixed with the inner side of the sliding rail.
As a still further scheme of the utility model: one end of the air inlet pipe is inserted and connected with an air inlet hose, and the air inlet hose is made of rubber.
As a still further scheme of the utility model: and a diffusion pipe is fixed at one end of the air outlet pipe and is of a conical structure.
Compared with the prior art, the utility model has the beneficial effects that: the device is novel in design, can accurately and quickly adjust the temperature and the concentration of carbon dioxide in the greenhouse, enables the temperature and the concentration of the carbon dioxide in the greenhouse to reach the most appropriate standard for the growth of crops, improves the growth environment of the crops, is convenient to install, and reduces the installation difficulty;
1. the method comprises the steps that air in the greenhouse passes through a probe of a carbon dioxide concentration detector through a circulating fan to detect the concentration of carbon dioxide in the air, the air outside the greenhouse is sucked through a main fan, the temperature of the air is detected through a temperature sensor, if the temperature of the air is too low, an electric heating plate is electrified to heat the air, and if the concentration of carbon dioxide in the air is too low, a control valve is opened to enable the carbon dioxide in a carbon dioxide storage tank to flow out, so that the temperature of the air in the greenhouse and the concentration of the carbon dioxide can be adjusted;
2. through installation fixed establishment, can be fixed in the top of big-arch shelter with device integral erection, installation easy operation is convenient, and fixed reliability is high.
Drawings
Fig. 1 is a schematic structural view of a ventilation apparatus for a greenhouse;
fig. 2 is a schematic sectional view of a ventilation apparatus for greenhouses;
fig. 3 is a schematic view showing the inside of a housing of a ventilation apparatus for greenhouses;
fig. 4 is a schematic structural view of a fixing mechanism installed in a ventilation device for greenhouses.
In the figure: 1. a main body duct; 2. an air inlet pipe; 3. an air outlet pipe; 4. a main fan; 5. an electrical heating plate; 6. an air screen; 7. a connecting rod; 8. a housing; 9. a partition plate; 10. a controller; 11. a carbon dioxide gas storage tank; 12. a carbon dioxide outlet pipe; 13. a carbon dioxide concentration detector; 14. a circulating fan; 15. a temperature sensor; 16. a connecting plate; 17. a slide rail; 18. clamping the rotating shaft; 19. a slider; 20. a support plate; 21. a splint; 22. an air intake hose; 23. a diffuser tube; 24. circulating an air inlet pipe; 25. and circulating an air outlet pipe.
Detailed Description
Referring to fig. 1 to 4, in the embodiment of the present invention, a ventilation device for a greenhouse comprises a main body duct 1, an air inlet pipe 2 is inserted into one end of the main body duct 1, an air outlet pipe 3 is inserted into the other end of the main body duct 1, a main fan 4 is installed at one end of the inner side of the main body duct 1, a fixing cylinder is installed at the other end of the inner side of the main body duct 1, circumferentially arranged electric heating plates 5 are uniformly installed at the inner side of the fixing cylinder, an air filter screen 6 is installed at one end of the inner side of the air inlet pipe 2, a temperature sensor 15 is inserted and installed at one side of the air filter screen 6 of the inner side of the air inlet pipe 2, a connecting rod 7 is fixed at the middle position of the lower side of the main body duct 1, a housing 8 is fixed at the bottom end of the connecting rod 7, a partition plate 9 is fixed at the middle position of the inner side of the housing 8, and a circulating fan 14 is installed at the lower position of the partition plate 9 of the inner side of the housing 8, a carbon dioxide concentration detector 13 is arranged at one side position of the circulating fan 14 at the inner side of the shell 8, a controller 10 is arranged at one end of the upper side of the partition plate 9, a carbon dioxide gas storage tank 11 is arranged at the other end of the upper side of the partition plate 9, a carbon dioxide gas outlet pipe 12 extending to the outside of the shell 8 is inserted at one end of the upper side of the carbon dioxide gas storage tank 11, a valve is arranged inside the carbon dioxide gas outlet pipe 12, one end of the carbon dioxide gas outlet pipe 12 is communicated with the inside of the main pipeline 1, a circulating gas inlet pipe 24 is inserted at the position of the lower side of one end of the shell 8, a circulating gas outlet pipe 25 is inserted at the position of the other end of the shell 8 corresponding to the circulating gas inlet pipe 24, the valve, the circulating fan 14, the carbon dioxide concentration detector 13, the main fan 4, the electric heating plate 5 and the temperature sensor 15 are electrically connected with the controller 10, and two connecting plates 16 are fixed at two ends of the upper side of the main pipeline 1, the upper ends of the two connecting plates 16 are all fixed with slide rails 17, and the insides of the two slide rails 17 are all provided with installation fixing mechanisms.
In fig. 4: the installation fixing mechanism is connected in the inboard tight pivot 18 of clamp of slide rail 17 including rotating, and the outside both ends of pressing from both sides tight pivot 18 are provided with two opposite direction's screw thread, and the outside that presss from both sides tight pivot 18 is connected with two sliders 19 through two screw thread rotations, and the upside of two sliders 19 all is provided with splint 21, through installation fixing mechanism, can be fixed in the top of big-arch shelter with device integral erection, installation easy operation is convenient, and fixed reliability is high.
In fig. 4: the inner sides of the two clamping plates 21 are provided with protective pads, the thickness of each protective pad is 5 mm, and the protective pads play a role in protecting the steel pipes of the greenhouse framework.
In fig. 4: the outer side of the clamping rotating shaft 18 is rotatably connected with a supporting plate 20 at the middle position, one side of the supporting plate 20 is fixed with the inner side of the sliding rail 17, and the supporting plate 20 is used for supporting the clamping rotating shaft 18.
In fig. 1: one end of the air inlet pipe 2 is inserted and connected with an air inlet hose 22, the air inlet hose 22 is made of rubber materials, and the air inlet hose 22 is used for sucking air outside the greenhouse.
In fig. 1: one end of the air outlet pipe 3 is fixed with a diffusion pipe 23, the diffusion pipe 23 is in a conical structure, and the diffusion pipe 23 can enable air to be uniformly discharged into the inner side of the greenhouse.
The working principle of the utility model is as follows: firstly, the device is integrally installed at the top end of the greenhouse through the installation and fixing mechanism, two clamping plates 21 at one end are arranged at two sides of a steel pipe of a greenhouse framework, then the clamping rotating shaft 18 is rotated, the clamping rotating shaft 18 drives two sliding blocks 19 to move through the thread meshing at the outer side of the clamping rotating shaft, the two sliding blocks 19 move in reverse directions due to the opposite directions of the two threads, the two sliding blocks 19 drive the two clamping plates 21 to move in reverse directions, the two clamping plates 21 move towards the middle section position, and therefore the two sides of the steel pipe of the greenhouse framework are clamped, the device can be integrally installed and fixed at the top end of the greenhouse, the installation and the operation are simple and convenient, the fixing reliability is high, when in operation, the circulating fan 14 rotates, air in the greenhouse is pumped into the inner side of the shell 8 through the circulating air inlet pipe 24 and is finally discharged back to the interior of the greenhouse through the circulating air outlet pipe 25, when the air passes through the carbon dioxide concentration detector 13, the carbon dioxide concentration detector 13 can detect the concentration of carbon dioxide in the air, the carbon dioxide concentration detector 13 sends data to the controller 10, if the concentration of carbon dioxide in the air in the greenhouse is lower than a set value, the controller 10 controls a valve inside the carbon dioxide outlet pipe 12 to be opened, carbon dioxide inside the carbon dioxide gas storage tank 11 flows into the main pipeline 1 through the carbon dioxide outlet pipe 12, meanwhile, the main fan 4 operates to suck air outside the greenhouse into the main pipeline 1 through the air inlet pipe 2, the temperature sensor 15 can measure the temperature of the sucked air and send the data to the controller 10, if the temperature of the air is not at the proper temperature of crops, the controller 10 controls the electric heating plate 5 to be electrified to generate heat to heat the air passing through the surface of the electric heating plate 5, and the heated air is mixed with the carbon dioxide flowing in the carbon dioxide outlet pipe 12, the air is discharged into the inner side of the greenhouse through the air outlet pipe 3, so that the effect of circulating air can be achieved, the temperature and the carbon dioxide concentration of air in the greenhouse can be adjusted, and the growth environment of crops is improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.
Claims (6)
1. A ventilation device for a greenhouse comprises a main pipeline (1) and is characterized in that one end of the main pipeline (1) is inserted with an air inlet pipe (2), the other end of the main pipeline (1) is inserted with an air outlet pipe (3), a main fan (4) is installed at one end position of the inner side of the main pipeline (1), a fixing cylinder is arranged at the other end position of the inner side of the main pipeline (1), electric heating plates (5) which are arranged in a circumferential mode are uniformly installed at the inner side of the fixing cylinder, an air filter screen (6) is arranged at one end of the inner side of the air inlet pipe (2), a temperature sensor (15) is installed at one side position of the air filter screen (6) in an inserting mode, a connecting rod (7) is fixed at the middle section position of the lower side of the main pipeline (1), and a shell (8) is fixed at the bottom end of the connecting rod (7), the inner side of the shell (8) is fixed with a partition board (9) at the middle position, the inner side of the shell (8) is arranged at the lower position of the partition board (9) and is provided with a circulating fan (14), the inner side of the shell (8) is arranged at one side position of the circulating fan (14) and is provided with a carbon dioxide concentration detector (13), one end of the upper side of the partition board (9) is provided with a controller (10), the other end of the upper side of the partition board (9) is provided with a carbon dioxide gas storage tank (11), one end of the upper side of the carbon dioxide gas storage tank (11) is inserted with a carbon dioxide gas outlet pipe (12) extending to the outer part of the shell (8), the inner part of the carbon dioxide gas outlet pipe (12) is provided with a valve, one end of the carbon dioxide gas outlet pipe (12) is communicated with the inner part of the main pipeline (1), one end of the shell (8) is arranged at the lower position and is inserted with a circulating gas inlet pipe (24), and the other end of casing (8) corresponds the position department of circulation intake pipe (24) and inserts and is equipped with circulating outlet duct (25), valve, circulating fan (14), carbon dioxide concentration detector (13), main air blower (4), electric heating board (5), temperature sensor (15) all with controller (10) electric connection, the upside both ends of main part pipeline (1) are fixed with two connecting plates (16), two the upper end of connecting plate (16) all is fixed with slide rail (17), two the inside of slide rail (17) all is provided with installation fixed establishment.
2. The ventilation and air exchange device for the greenhouse as claimed in claim 1, wherein the mounting and fixing mechanism comprises a clamping rotating shaft (18) rotatably connected to the inner side of the sliding rail (17), two opposite threads are arranged at two ends of the outer side of the clamping rotating shaft (18), two sliding blocks (19) are rotatably connected to the outer side of the clamping rotating shaft (18) through the two threads, and clamping plates (21) are arranged at the upper sides of the two sliding blocks (19).
3. A ventilation device for greenhouses according to claim 2, wherein the inner sides of both of the clamping plates (21) are provided with a protective pad having a thickness of 5 mm.
4. A ventilating device for greenhouses according to claim 2, wherein a support plate (20) is rotatably connected to the outer side of the clamping rotary shaft (18) at a middle position, and one side of the support plate (20) is fixed to the inner side of the slide rail (17).
5. The ventilation device for the greenhouse as claimed in claim 1, wherein an air inlet hose (22) is inserted into one end of the air inlet pipe (2), and the air inlet hose (22) is made of rubber.
6. The ventilation device for greenhouses according to claim 1, wherein a diffuser (23) is fixed to one end of the air outlet pipe (3), and the diffuser (23) has a conical structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122322056.7U CN215836205U (en) | 2021-09-25 | 2021-09-25 | Ventilation device for greenhouse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122322056.7U CN215836205U (en) | 2021-09-25 | 2021-09-25 | Ventilation device for greenhouse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215836205U true CN215836205U (en) | 2022-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122322056.7U Active CN215836205U (en) | 2021-09-25 | 2021-09-25 | Ventilation device for greenhouse |
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| Country | Link |
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| CN (1) | CN215836205U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114532123A (en) * | 2022-03-01 | 2022-05-27 | 温州科技职业学院 | Low-cost fresh air device for agriculture based on difference in height |
| CN114830952A (en) * | 2022-03-25 | 2022-08-02 | 河南牧业经济学院 | Circulating air device for vegetable greenhouse |
-
2021
- 2021-09-25 CN CN202122322056.7U patent/CN215836205U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114532123A (en) * | 2022-03-01 | 2022-05-27 | 温州科技职业学院 | Low-cost fresh air device for agriculture based on difference in height |
| CN114830952A (en) * | 2022-03-25 | 2022-08-02 | 河南牧业经济学院 | Circulating air device for vegetable greenhouse |
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