CN215454511U - Nutrient solution heating equipment for greenhouse - Google Patents
Nutrient solution heating equipment for greenhouse Download PDFInfo
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- CN215454511U CN215454511U CN202121976252.XU CN202121976252U CN215454511U CN 215454511 U CN215454511 U CN 215454511U CN 202121976252 U CN202121976252 U CN 202121976252U CN 215454511 U CN215454511 U CN 215454511U
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- nutrient solution
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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
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
Abstract
The present invention provides a nutrient solution heating apparatus for a greenhouse, comprising: the nutrient solution heating device comprises a solar heater and a nutrient solution circulating pipeline, the solar heater is used for heating nutrient solution passing through the nutrient solution circulating pipeline, and the inlet and the outlet of the nutrient solution circulating pipeline are connected to the nutrient solution tank in a flow-through manner. Through setting up nutrient solution heating device, heat the nutrient solution in the nutrient solution circulating line, utilize solar energy to heat the nutrient solution from this, and need not to set up the heating device of other power consumptions to saved and carried out the cost of heating to the nutrient solution, can ensure that the nutrient solution has suitable irrigation temperature simultaneously.
Description
Technical Field
The utility model relates to the field of agricultural facilities, in particular to nutrient solution heating equipment suitable for the interior of a greenhouse.
Background
The operating principle of carrying out water planting and planting the crop in the greenhouse is that, utilize the water pump to carry the nutrient solution of preparing through the nutrient solution pipe network and plant the inslot, the crop can absorb moisture and nutrient element in the nutrient solution through planting the groove, and the end of planting the groove is provided with return water pipeline for in will planting the nutrient solution of groove and retrieving the nutrient solution pond, realize the cyclic utilization of nutrient solution.
In the existing greenhouse cultivation apparatus, the temperature of the nutrient solution is at a low level in the cold winter season, and if crops are directly irrigated with the nutrient solution having a low temperature, the growth of the crops is adversely affected. For this purpose, the nutrient solution is generally heated by means of a heating device to a temperature suitable for irrigating the crop before irrigation. Heating the nutrient solution consumes more energy, resulting in an increase in the cost of crop planting. In addition, in the circulation process of the nutrient solution, because the temperature in the greenhouse is generally low, the temperature of the nutrient solution is reduced in the circulation process, so that the nutrient solution needs to be heated again, and the recycling cost of the nutrient solution is high. Therefore, a nutrient solution recycling method which saves the heating cost of the nutrient solution is needed.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, the present invention proposes a recycling apparatus of a nutrient solution that overcomes or at least partially solves the above problems, by which a heating cost of the nutrient solution can be reduced and a proper temperature of the nutrient solution can be substantially ensured.
An embodiment of the present invention provides a nutrient solution heating apparatus for a greenhouse, the nutrient solution heating apparatus including:
the nutrient solution pool is used for storing and supplying nutrient solution;
a nutrient solution circulating irrigation device in fluid communication with the nutrient solution pond for providing nutrient solution in the nutrient solution pond to planted crops; and
a nutrient solution heating device in fluid communication with the nutrient solution tank for heating nutrient solution in the nutrient solution tank,
the nutrient solution heating device comprises a solar heater and a nutrient solution circulating pipeline, the solar heater is used for heating nutrient solution passing through the nutrient solution circulating pipeline, and an inlet and an outlet of the nutrient solution circulating pipeline are connected to the nutrient solution pool in a fluid communication mode.
According to the nutrient solution heating equipment for the greenhouse, the nutrient solution in the nutrient solution circulating pipeline is heated by arranging the nutrient solution heating device, so that the nutrient solution can be heated by using solar energy without arranging other energy-consuming heating devices, the cost for heating the nutrient solution is saved, and meanwhile, the nutrient solution can be ensured to have proper irrigation temperature.
According to one embodiment of the nutrient solution heating apparatus for a greenhouse of the present invention, the solar heater is disposed on an outer roof of the greenhouse, and a heating part of the solar heater is in fluid communication with the nutrient solution circulation duct.
According to one embodiment of the nutrient solution heating apparatus for a greenhouse of the present invention, the solar heater includes a vacuum pipe for converting received sunlight into heat energy and a water storage container for storing a nutrient solution and heating the nutrient solution in the water storage container using the heat energy from the vacuum pipe.
According to one embodiment of the nutrient solution heating apparatus for a greenhouse of the present invention, the nutrient solution heating device further comprises a water pump disposed in the nutrient solution tank, the water pump being configured to pump nutrient solution in the nutrient solution tank into the nutrient solution circulation pipe.
According to one embodiment of the nutrient solution heating equipment for the greenhouse, the nutrient solution heating device further comprises a water pump control device and a temperature measuring device arranged in the nutrient solution pool, the water pump control device is in communication connection with the temperature measuring device and can selectively turn on or off the water pump according to the temperature in the nutrient solution pool measured by the temperature measuring device.
According to one embodiment of the nutrient solution heating apparatus for a greenhouse of the present invention, the nutrient solution tank includes a first nutrient solution tank and a second nutrient solution tank separated from each other, the first nutrient solution tank and the second nutrient solution tank being capable of communicating and being isolated as required, the first nutrient solution tank being in fluid communication with the nutrient solution heating device, and the second nutrient solution tank being in fluid communication with the nutrient solution circulating irrigation device.
According to one embodiment of the nutrient solution heating apparatus for a greenhouse of the present invention, the nutrient solution circulating irrigation device includes a nutrient solution supply pump provided in the nutrient solution tank for supplying a nutrient solution therein to the crop cultivation tank, a nutrient solution supply line in fluid communication with the nutrient solution supply pump, and a nutrient solution recovery line connected to the nutrient solution tank for recovering the nutrient solution from the crop cultivation tank.
According to one embodiment of the nutrient solution heating apparatus for a greenhouse of the present invention, the nutrient solution circulating irrigation device includes a circulation control assembly for automatically controlling the operation of the nutrient solution circulating irrigation device, including timing control.
The nutrient solution heating device for the greenhouse can realize automatic control on the temperature of the nutrient solution, for example, in the case that the temperature of the nutrient solution is lower than a preset threshold value, a water pump of a nutrient solution circulating pipeline is started so as to circulate the nutrient solution through the circulating pipeline, and the nutrient solution in the nutrient solution circulating pipeline can be heated by the sun so as to improve the temperature of the nutrient solution. And the temperature of the second nutrient solution pool can be more accurately controlled by dividing the nutrient solution pool into the first nutrient solution pool and the second nutrient solution pool so as to provide nutrient solution with proper temperature for the nutrient solution circulating irrigation device.
Drawings
Other objects and advantages of the present invention will become apparent from the following description of the utility model which refers to the accompanying drawings, and may assist in a comprehensive understanding of the utility model.
Fig. 1 is a schematic view of a structure of a nutrient solution heating apparatus for a greenhouse according to the present invention.
Description of reference numerals: 10-nutrient solution heating equipment, 12-nutrient solution pool, 122-nutrient solution, 14-nutrient solution circulating irrigation device, 142-nutrient solution supply pump, 144-nutrient solution supply pipeline, 146-nutrient solution recovery pipeline, 150-crop cultivation tank, 16-nutrient solution heating device, 162-solar heater, 1622-vacuum pipe, 1624-water storage container, 164-nutrient solution circulating pipeline and 166-water pump.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention. It should be apparent that the described embodiment is one embodiment of the utility model, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the utility model without any inventive step, are within the scope of protection of the utility model.
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs.
The utility model provides a nutrient solution heating device 10 for a greenhouse, wherein the nutrient solution heating device 10 comprises a nutrient solution pool 12 for storing and supplying nutrient solution, a nutrient solution circulating irrigation device 14 which is communicated with the nutrient solution pool 12 in a fluid mode and is used for supplying nutrient solution 122 in the nutrient solution pool 12 to planted crops, and a nutrient solution heating device 16 which is communicated with the nutrient solution pool 12 in a fluid mode and is used for heating the nutrient solution 122 in the nutrient solution pool 12, wherein the nutrient solution heating device 16 comprises a solar heater 162 and a nutrient solution circulating pipeline 164, the solar heater 162 is used for heating the nutrient solution passing through the nutrient solution circulating pipeline 164, and the inlet and the outlet of the nutrient solution circulating pipeline 164 are connected to the nutrient solution pool 12 in a fluid mode. Here, the nutrient solution 122 may be heated by the solar heater 162 while the nutrient solution 122 is circulated through the nutrient solution circulation duct 164.
The nutrient solution heating apparatus 10 for a greenhouse according to the present invention can heat the nutrient solution in the nutrient solution tank 12 by providing the nutrient solution heating device 16 to ensure that the nutrient solution 122 has a proper irrigation temperature without providing an additional energy consumption heating device, thereby saving energy, and simultaneously saving space required for providing the energy consumption heating device and saving planting cost.
The solar heater 162 of the nutrient heating apparatus 10 for a greenhouse according to the present invention is disposed on the outer roof of the greenhouse, and the heating part of the solar heater 162 is in fluid communication with the nutrient circulation duct 164. For example, the heating component of the solar heater 162 and the nutrient solution circulation pipe 164 may be formed in the same structure, that is, the inner cavity of the heating component of the solar heater 162 and the inner cavity of the nutrient solution circulation pipe 164 are completely the same, so that the nutrient solution can be heated during the circulation process of the nutrient solution.
According to one embodiment of the nutrient solution heating apparatus for a greenhouse of the present invention, the solar heater 162 includes a vacuum pipe 1622 for converting received sunlight into heat energy and a water storage container 1624 for storing nutrient solution and heating the nutrient solution in the water storage container 1624 using the heat energy from the vacuum pipe 1622. The water storage container 1624 may be formed in a tubular shape, an inlet and an outlet thereof are connected to the nutrient solution circulation pipe 164, respectively, and a plurality of vacuum pipes 1622 may be disposed along a water flow direction in the water storage container 1624, so that heat energy conversion efficiency of the solar heater 162 may be improved, thereby improving heating efficiency of the nutrient solution.
The nutrient solution heating apparatus 16 of the nutrient solution heating device 10 for a greenhouse according to the present invention may further include a water pump 166 provided in the nutrient solution tank 12, the water pump 166 being for pumping the nutrient solution 122 in the nutrient solution tank 12 into the nutrient solution circulation pipe 164. Here, in the case where the nutrient solution pond 12 has a sufficient height, the circulation of the nutrient solution in the nutrient solution circulation line 164 may be completed by the gravity of the nutrient solution itself without providing the water pump 166.
The nutrient solution heating device 16 of the nutrient solution heating equipment 10 according to the present invention may further include a water pump control device and a temperature measuring device disposed in the nutrient solution tank 12, the water pump control device is in communication with the temperature measuring device and is capable of selectively turning on or off the water pump 166 according to the temperature in the nutrient solution tank 12 measured by the temperature measuring device. Here, the temperature measuring device may be a temperature sensor disposed in the nutrient solution tank 12, and is configured to sense the temperature of the nutrient solution, and when the temperature of the nutrient solution is lower than a certain threshold, the water pump 166 is turned on to circulate the nutrient solution in the nutrient solution circulation pipe 164 of the nutrient solution heating device 16, and the circulated nutrient solution is heated by the solar heater 162. When the temperature of the nutrient solution in the nutrient solution pool 12 is higher than a certain threshold value, the water pump 166 can be turned off by the water pump control device to stop heating the nutrient solution.
In addition, the nutrient solution tank 12 may be divided into a first nutrient solution tank and a second nutrient solution tank, which are separated from each other, and the first nutrient solution tank and the second nutrient solution tank may be communicated and isolated as needed, the first nutrient solution tank is in fluid communication with the nutrient solution heating device 16, and the second nutrient solution tank is in fluid communication with the nutrient solution circulating irrigation device 14. That is, only the nutrient solution in the first nutrient solution tank can be heated by the nutrient solution heating device 16, and the nutrient solution in the second nutrient solution tank is used for circularly irrigating crops. Therefore, in winter, the solar heater 162 can sufficiently utilize sunlight in the daytime to sufficiently heat the nutrient solution in the nutrient solution tank 12, and the temperature rise is not considered to be too high. Subsequently, when the temperature of the nutrient solution in the second nutrient solution tank needs to be raised, the high-temperature nutrient solution in the first nutrient solution tank can be introduced into the second nutrient solution tank according to the requirement of temperature rise, so that the temperature of the nutrient solution in the second nutrient solution tank is raised until the required irrigation temperature is raised.
The nutrient solution circulating irrigation device 14 of the nutrient solution heating apparatus 10 for a greenhouse according to the present invention includes a nutrient solution supply pump 142 provided in the nutrient solution tank 12, a nutrient solution supply line 144 in fluid communication with the nutrient solution supply pump 142, the nutrient solution supply line 144 for supplying a nutrient solution therein to the crop cultivation tank 150, and a nutrient solution recovery line 146 connected to the nutrient solution tank 12, the nutrient solution recovery line 146 for recovering the nutrient solution from the crop cultivation tank 150. The nutrient solution circulating irrigation device 14 of the nutrient solution heating equipment 10 according to the utility model can realize the recycling of nutrient solution, the regulation of the temperature of the nutrient solution is realized through the nutrient solution heating device 16, and the recycling of the nutrient solution with proper temperature is realized through the nutrient solution circulating irrigation device 14. Not only improves the utilization rate of the nutrient solution, but also ensures that the nutrient solution has proper irrigation temperature for planting crops, and is beneficial to the growth of the crops.
In addition, in order to realize automation of nutrient solution irrigation, the nutrient solution circulating irrigation device 14 of the nutrient solution heating apparatus 10 for a greenhouse according to the present invention may further include a circulation control assembly for automatically controlling the operation of the nutrient solution circulating irrigation device 14, which may include a timing control. Of course, the circulation control module can also automatically control the operation of the nutrient solution circulating irrigation device 14 according to other conditions, such as the humidity of the greenhouse, the temperature of the nutrient solution and the like, and can control the nutrient solution circulating irrigation device 14.
The nutrient solution heating device for the greenhouse can realize automatic control on the temperature of the nutrient solution, for example, in the case that the temperature of the nutrient solution is lower than a preset threshold value, a water pump of a nutrient solution circulating pipeline is started so as to circulate the nutrient solution through the circulating pipeline, and the nutrient solution in the nutrient solution circulating pipeline is heated by a solar heater so as to improve the temperature of the nutrient solution. And can come to carry out abundant heating to the nutrient solution in the first nutrient solution pond through dividing into first nutrient solution pond and second nutrient solution pond with the nutrient solution pond, adjust the temperature of the nutrient solution in the second nutrient solution pond through the high temperature nutrient solution in the first nutrient solution pond, can control the temperature of the nutrient solution in the second nutrient solution pond more accurately from this to provide the nutrient solution of suitable temperature for nutrient solution circulation irrigation equipment. The nutrient solution heating equipment for the greenhouse not only saves energy sources by fully utilizing solar energy, but also saves a specially arranged high-energy-consumption heating device, thereby saving the crop planting cost.
While the present invention has been described with reference to exemplary embodiments, it is understood that the terminology used is intended to be in the nature of words of description and illustration, rather than of limitation. As the present invention may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.
Claims (8)
1. A nutrient solution heating apparatus for a greenhouse, comprising:
the nutrient solution pool is used for storing and supplying nutrient solution;
a nutrient solution circulating irrigation device in fluid communication with the nutrient solution pond for providing nutrient solution in the nutrient solution pond to planted crops; and
a nutrient solution heating device in fluid communication with the nutrient solution tank for heating nutrient solution in the nutrient solution tank,
the nutrient solution heating device comprises a solar heater and a nutrient solution circulating pipeline, the solar heater is used for heating nutrient solution passing through the nutrient solution circulating pipeline, and an inlet and an outlet of the nutrient solution circulating pipeline are connected to the nutrient solution pool in a fluid communication mode.
2. Nutrient solution heating apparatus for greenhouses according to claim 1, wherein:
the solar heater is disposed on an outer roof of the greenhouse, and heating components of the solar heater are in fluid communication with the nutrient solution circulation duct.
3. Nutrient solution heating apparatus for greenhouses according to claim 2, wherein:
the solar heater comprises a vacuum tube and a water storage container, the vacuum tube is used for converting received sunlight into heat energy, the water storage container is used for storing nutrient solution, and the nutrient solution in the water storage container is heated by the heat energy from the vacuum tube.
4. Nutrient solution heating apparatus for greenhouses according to claim 1, wherein:
the nutrient solution heating device also comprises a water pump arranged in the nutrient solution pool, and the water pump is used for pumping the nutrient solution in the nutrient solution pool into the nutrient solution circulating pipeline.
5. Nutrient solution heating apparatus for greenhouses according to claim 4, wherein:
the nutrient solution heating device also comprises a water pump control device and a temperature measuring device arranged in the nutrient solution pool, wherein the water pump control device is in communication connection with the temperature measuring device and can selectively turn on or off the water pump according to the temperature in the nutrient solution pool measured by the temperature measuring device.
6. Nutrient solution heating apparatus for greenhouses according to claim 1, wherein:
the nutrient solution pond includes first nutrient solution pond and second nutrient solution pond that separates each other, first nutrient solution pond with the second nutrient solution pond can communicate and keep apart as required, first nutrient solution pond with nutrient solution heating fluid intercommunication, the second nutrient solution pond with nutrient solution circulating irrigation device fluid intercommunication.
7. Nutrient solution heating apparatus for greenhouses according to claim 1, wherein:
the nutrient solution circulating irrigation device comprises a nutrient solution supply pump arranged in the nutrient solution pool, a nutrient solution supply pipeline communicated with the nutrient solution supply pump in a fluid mode and a nutrient solution recovery pipeline connected to the nutrient solution pool, the nutrient solution supply pipeline is used for supplying nutrient solution in the nutrient solution supply pipeline to the crop cultivation groove, and the nutrient solution recovery pipeline is used for recovering the nutrient solution from the crop cultivation groove.
8. Nutrient solution heating apparatus for greenhouses according to claim 7, wherein:
the nutrient solution circulating irrigation device comprises a circulating control assembly, the circulating control assembly is used for automatically controlling the operation of the nutrient solution circulating irrigation device, and the automatic control comprises timing control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121976252.XU CN215454511U (en) | 2021-08-20 | 2021-08-20 | Nutrient solution heating equipment for greenhouse |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121976252.XU CN215454511U (en) | 2021-08-20 | 2021-08-20 | Nutrient solution heating equipment for greenhouse |
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| CN215454511U true CN215454511U (en) | 2022-01-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114982624A (en) * | 2022-07-19 | 2022-09-02 | 浙江雾耕农业科技有限公司 | High-quality tomato is planted and is used big-arch shelter structure |
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2021
- 2021-08-20 CN CN202121976252.XU patent/CN215454511U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114982624A (en) * | 2022-07-19 | 2022-09-02 | 浙江雾耕农业科技有限公司 | High-quality tomato is planted and is used big-arch shelter structure |
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