Saline-alkali soil water resource collection and saline-alkali soil improvement system

Abstract

The invention discloses a saline-alkali soil water resource collection and saline-alkali soil improvement system, which comprises a preliminary purification mechanism arranged in an underground seepage well, a water pumping mechanism arranged on the underground seepage well, an evaporation water tank connected with the water pumping mechanism, a condensation water tank arranged on one side of the evaporation water tank, and a condenser communicated above the evaporation water tank and the condensation water tank, an intelligent controller is arranged below the evaporation water tank and the condensation water tank, the intelligent detection module carries out saline-alkali soil quality detection based on a soil salinity sensor and a soil water potential sensor, and the data processing module carries out processing judgment on data detected by the sensors based on a remote terminal. The intelligent control irrigation module is used for performing layered irrigation on the saline-alkali soil according to the data processing result; rainwater, surface runoff and underground water can be preliminarily filtered and purified and then utilized, the effect of efficient salt leaching is achieved in cooperation with surface and deep irrigation, meanwhile, soil is intelligently detected, components of irrigation water are adjusted, the intelligent degree is high, frequent sampling and detection by personnel are not needed, and remote control can be achieved.

Description

Technical Field

[0001] The invention relates to the technical field of saline-alkali land improvement, in particular to a saline-alkali land water resource collection and saline-alkali soil improvement system. Background Art

[0002] Although the current salt removal and salt reduction treatment for saline-alkali land has a good effect, it is impossible to intelligently monitor and control the saline-alkali soil. After the saline-alkali soil is improved, watering will continue to be carried out to wash the salt, resulting in waste of water resources and energy. In this case, staff are required to frequently sample and test a large area of ​​soil to determine whether the system is operating or not, which is very troublesome and time-consuming and labor-intensive. Therefore, the present invention proposes a saline-alkali land water resource collection and saline-alkali soil improvement system to solve the problems existing in the prior art. Summary of the invention

[0003] In view of the above problems, the purpose of the present invention is to propose a saline-alkali land water resource collection and saline-alkali soil improvement system. The saline-alkali land water resource collection and saline-alkali soil improvement system can filter and purify rainwater, surface runoff and groundwater for utilization by setting a preliminary purification mechanism in the underground infiltration well, and achieve the effect of efficient salt washing in conjunction with surface and deep irrigation. At the same time, through multiple groups of sensors arranged in layers, the salinity of saline-alkali land soil can be monitored in real time, and the composition of irrigation water can be intelligently adjusted after data processing by a remote terminal, and saline-alkali soil can be improved by combining microorganisms and soluble improvers. There is no need for frequent sampling and testing by personnel, the system has a high degree of intelligence and can be controlled remotely.

[0004] To achieve the purpose of the present invention, the present invention is implemented through the following technical solutions: a saline-alkali land water resource collection and saline-alkali soil improvement system, including a water resource collection system and an intelligent salt reduction system, the water resource collection system includes an underground seepage well, a preliminary purification mechanism, a pumping mechanism, an evaporation water tank, a condensation water tank, a condenser, a feeding mechanism and an intelligent controller, the underground seepage well is provided with a preliminary purification mechanism, the underground seepage well is provided with a pumping mechanism, the pumping mechanism is connected to the evaporation water tank, a condensation water tank is provided on one side of the evaporation water tank, the evaporation water tank and the condensation water tank are connected above through a condenser, the condensation water tank is provided with a feeding mechanism outside the condensation water tank, and the evaporation water tank and the condensation water tank are provided below the intelligent controller. , used for remote data transmission and reception and overall system control, the intelligent salt reduction system includes an intelligent detection module, a data processing module and an intelligent control irrigation module, the intelligent detection module performs saline-alkali land soil quality detection based on a soil salt sensor and a soil water potential sensor, the soil salt sensor is used to detect the nutrient content in saline-alkali soil at different depths, which is used as a basis for judging the effect of saline-alkali soil improvement, the soil water potential sensor is used to monitor the water potential data of saline-alkali soil, which is used as a basis for judging soil quality, the data processing module processes and judges the data detected by the sensor based on a remote terminal, the intelligent control irrigation module is used to perform layered irrigation on the saline-alkali land according to the data processing results, and layered irrigation is achieved based on the setting of irrigation pipelines of different depths.

[0005] Further improvements are: the preliminary purification mechanism includes an infiltration mesh frame, an activated carbon filling layer, a permeable membrane layer and a filter mesh frame; the inner side wall and the bottom of the underground seepage well are provided with an infiltration mesh frame; the infiltration mesh frame is a hollow structure; the infiltration mesh frame is filled with an activated carbon filling layer; a permeable membrane layer is attached to the inner side of the infiltration mesh frame to further filter the water entering the underground seepage well; a filter mesh frame is provided in the infiltration mesh frame to filter debris from surface runoff and rainwater; and the filter mesh frame is movably placed in the infiltration mesh frame.

[0006] Further improvements are: the pumping mechanism includes a purification filter, a pumping pipe, a pump and an inlet pipe; a purification filter is arranged on the ground on one side of the underground seepage well to further filter and purify the water in the underground seepage well; one side of the purification filter is connected to the inside of the underground seepage well through a pumping pipe, and the lower end of the pumping pipe is located outside the filter frame to prevent debris in surface runoff and rainwater from clogging the pipe; the other side of the purification filter is connected to a pumping pump, and the pumping pump is connected to the evaporation water tank through the inlet pipe.

[0007] Further improvements are as follows: the feeding mechanism includes a bacterial agent feeding box, an improver feeding box, an electric-controlled metering valve, a stirring motor and a stirring rod; a bacterial agent feeding box is arranged above the condensation water tank, and an improver feeding box is arranged on the outer side of the condensation water tank; the bacterial agent feeding box and the improver feeding box are both connected to the condensation water tank through an electric-controlled metering valve pipeline; the electric-controlled metering valve can intelligently control the feeding amount of the bacterial agent and the improver; a stirring motor is arranged at the bottom of the condensation water tank, and a stirring rod is arranged at the output end of the stirring motor extending into the condensation water tank.

[0008] Further improvements are: the intelligent controller is electrically connected to the pumping mechanism and the feeding mechanism, the intelligent controller has a built-in wireless transmission module for sending and receiving data with a remote terminal, the intelligent detection module is electrically connected to the intelligent controller, and the intelligent controller is used as a relay to send sensor data.

[0009] Further improvements are: the soil salinity sensor and soil water potential sensor are both deeply buried in layers, with depths of 1-1.5m and 2.5-3m respectively; the underground seepage wells are distributed in low-lying areas of the saline-alkali land and have a depth of 3-3.5m; and multiple underground seepage wells are distributed in the low-lying areas of the saline-alkali land, and the collected water is transported to the evaporation water tank.

[0010] A further improvement is that the data processing module includes a comparison calculation submodule and a control sending submodule. The comparison calculation submodule is used to compare and calculate the acquired sensor data with the preset soil data item by item and obtain the feeding irrigation data, including the selection of bacterial agent or improver and their respective dosages. The control sending submodule is used to convert the feeding irrigation data into a control signal and send it to the intelligent controller for control execution.

[0011] Further improvements are as follows: the intelligent control irrigation module includes an irrigation mechanism and a control switching submodule, the irrigation mechanism includes an irrigation water pump, a shunt pipe, an electric control valve, a surface irrigation pipe and a deep irrigation pipe, a pipe on one side of the condensate water tank is connected to the irrigation water pump, a shunt pipe is provided at the output end of the irrigation water pump, and electric control valves are provided on the branches of the shunt pipe, one branch of the shunt pipe is connected to the surface irrigation pipe, and the other branch is connected to the deep irrigation pipe, the control switching submodule controls the start and stop of the irrigation water pump and the switching and closing of the electric control valve based on the intelligent controller, and controls the switching of the surface irrigation pipe and the deep irrigation pipe to irrigate the bacterial agent mixture and the improver mixture.

[0012] A further improvement is that the surface irrigation pipe is laid on the saline-alkali surface, the deep irrigation pipe is buried 1.5-2m below the saline-alkali surface, and a rigid mesh sleeve is arranged on the outside of the deep irrigation pipe through a bracket ring sleeve. The setting of the rigid mesh sleeve can avoid blockage of the irrigation water holes on the deep irrigation pipe.

[0013] The beneficial effects of the present invention are as follows: by setting a preliminary purification mechanism in the underground infiltration well, the present invention can filter and purify rainwater, surface runoff and groundwater for utilization, and cooperate with surface and deep irrigation to achieve the effect of efficient salt washing. At the same time, through multiple groups of sensors arranged in layers, the salinity of saline-alkali soil can be monitored in real time, and the composition of irrigation water can be intelligently adjusted after data processing by a remote terminal, and saline-alkali soil can be improved by combining microorganisms and soluble improvers. There is no need for frequent sampling and testing by personnel, the degree of intelligence is high, and it can be controlled remotely, which is convenient and efficient to implement, thereby promoting sustainable agricultural production in saline-alkali land and improving the ecological environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a structural diagram of the water resource collection system of the present invention.

[0015] Figure 2 This is the saline-alkali underground sensor and pipeline distribution map of the present invention.

[0016] Figure 3 It is a cross-sectional view of the condensate tank of the present invention.

[0017] Figure 4 This is a cross-sectional view of the deep irrigation pipe of the present invention.

[0018] Figure 5 This is the architecture diagram of the intelligent salt reduction system of the present invention

[0019] Among them: 1. Underground infiltration well; 2. Evaporation water tank; 3. Condensation water tank; 4. Condenser; 5. Intelligent controller; 6. Infiltration mesh frame; 7. Activated carbon filling layer; 8. Permeable membrane layer; 9. Filter mesh frame; 10. Purification filter; 11. Suction pipe; 12. Suction pump; 13. Water inlet pipe; 14. Bacterial agent feeding box; 15. Improver feeding box; 16. Electric metering valve; 17. Stirring motor; 18. Stirring rod; 19. Soil salt sensor; 20. Soil water potential sensor; 21. Irrigation water pump; 22. Diversion pipe; 23. Electric control valve; 24. Surface irrigation pipe; 25. Deep irrigation pipe; 26. Bracket ring; 27. Rigid mesh sleeve. DETAILED DESCRIPTION

[0020] In order to deepen the understanding of the present invention, the present invention will be further described in detail below in conjunction with examples. The examples are only used to explain the present invention and do not constitute a limitation on the protection scope of the present invention.

[0021] according to Figure 1-Figure 5As shown, the present embodiment provides a saline-alkali land water resource collection and saline-alkali soil improvement system, including a water resource collection system and an intelligent salt reduction system, the water resource collection system including an underground seepage well 1, a preliminary purification mechanism, a pumping mechanism, an evaporation water tank 2, a condensation water tank 3, a condenser 4, a feeding mechanism and an intelligent controller 5, the underground seepage well 1 is provided with a preliminary purification mechanism, the underground seepage well 1 is provided with a pumping mechanism, the pumping mechanism is connected to the evaporation water tank 2, a condensation water tank 3 is provided on one side of the evaporation water tank 2, the evaporation water tank 2 and the condensation water tank 3 are connected above through the condenser 4, the collected rainwater and groundwater and other water resources are evaporated through the evaporation water tank and condensed into the condensation water tank for collection, which can greatly reduce the salinity of the collected water resources to meet the irrigation water standard, and the condensation water tank 3 is provided with a feeding mechanism on the outside. The intelligent controller 5 is arranged below the evaporation water tank 2 and the condensation water tank 3 for remote data transmission and reception and overall system control. The intelligent salt reduction system comprises an intelligent detection module, a data processing module and an intelligent control irrigation module. The intelligent detection module detects the soil quality of saline-alkali land based on the soil salt sensor 19 and the soil water potential sensor 20. The soil salt sensor is used to detect the nutrient content in saline-alkali soil at different depths, which is used as a basis for judging the effect of saline-alkali soil improvement. The soil water potential sensor is used to monitor the water potential data of saline-alkali soil, which is used as a basis for judging the soil quality. The data processing module processes and judges the data detected by the sensor based on the remote terminal. The intelligent control irrigation module is used to irrigate the saline-alkali land in layers according to the data processing results, and realizes stratified irrigation based on the irrigation pipelines set at different depths.

[0022] The preliminary purification mechanism includes an infiltration mesh frame 6, an activated carbon filling layer 7, a permeable membrane layer 8 and a filter mesh frame 9. The inner wall and bottom of the underground seepage well 1 are provided with an infiltration mesh frame 6. The infiltration mesh frame is a hollow structure. The infiltration mesh frame 6 is filled with an activated carbon filling layer 7. A permeable membrane layer 8 is attached to the inner side of the infiltration mesh frame 6 to further filter the water entering the underground seepage well. A filter mesh frame 9 is provided in the infiltration mesh frame 6 to filter debris from surface runoff and rainwater. The filter mesh frame 9 is movably placed in the infiltration mesh frame 6 to facilitate regular cleaning.

[0023] The pumping mechanism includes a purification filter 10, a pumping pipe 11, a pumping pump 12 and an inlet pipe 13. A purification filter 10 is arranged on the ground on one side of the underground seepage well 1 to further filter and purify the water in the underground seepage well. One side of the purification filter 10 is connected to the inside of the underground seepage well 1 through the pumping pipe 11. The lower end of the pumping pipe is located outside the filter frame to prevent debris in surface runoff and rainwater from clogging the pipeline. The other side of the purification filter 10 is connected to the pumping pump 12, and the pumping pump 12 is connected to the evaporation water tank 2 through the inlet pipe 13.

[0024] The feeding mechanism includes a bacterial agent feeding box 14, an improver feeding box 15, an electric-controlled metering valve 16, a stirring motor 17 and a stirring rod 18. The bacterial agent feeding box 14 is arranged above the condensation water tank 3, and the improver feeding box 15 is arranged on the outer side of the condensation water tank 3. The bacterial agent feeding box 14 and the improver feeding box 15 are connected to the condensation water tank 3 through the electric-controlled metering valve 16 pipeline. The electric-controlled metering valve can intelligently control the feeding amount of the bacterial agent and the improver. A stirring motor 17 is arranged at the bottom of the condensation water tank 3, and the output end of the stirring motor 17 extends into the condensation water tank 3 and is provided with a stirring rod 18, which is convenient for the full dissolution and mixing of the bacterial agent or the improver.

[0025] The intelligent controller 5 is electrically connected to the pumping mechanism and the feeding mechanism. The intelligent controller 5 has a built-in wireless transmission module for sending and receiving data with the remote terminal. The intelligent detection module is electrically connected to the intelligent controller 5, and the intelligent controller is used as a relay to send sensor data.

[0026] The soil salinity sensor 19 and the soil water potential sensor 20 are both deeply buried in layers, with a depth of 1m and 2.5m respectively. The underground seepage well 1 is distributed in the low-lying areas of the saline-alkali land and has a depth of 3m. There are multiple underground seepage wells distributed in the low-lying areas of the saline-alkali land, and the collected water is transported to the evaporation water tank.

[0027] The data processing module includes a comparison calculation submodule and a control sending submodule. The comparison calculation submodule is used to compare and calculate the acquired sensor data with the preset soil data item by item and obtain the feeding irrigation data, including the selection of bacterial agent or improver and their respective dosages. The control sending submodule is used to convert the feeding irrigation data into a control signal and send it to the intelligent controller 5 for control execution.

[0028] The intelligent control irrigation module includes an irrigation mechanism and a control switching submodule. The irrigation mechanism includes an irrigation water pump 21, a shunt pipe 22, an electric control valve 23, a surface irrigation pipe 24 and a deep irrigation pipe 25. The pipeline on one side of the condensate water tank 3 is connected to the irrigation water pump 21. The output end of the irrigation water pump 21 is provided with a shunt pipe 22. The branches of the shunt pipe 22 are all provided with electric control valves 23. One branch of the shunt pipe 22 is connected to the surface irrigation pipe 24, and the other branch is connected to the deep irrigation pipe 25. The control switching submodule controls the start and stop of the irrigation water pump 21 and the switching and closing of the electric control valve 23 based on the intelligent controller 5, and controls the switching of the surface irrigation pipe and the deep irrigation pipe to irrigate the bacterial agent mixture and the improver mixture.

[0029] The surface irrigation pipe 24 is laid on the saline-alkali surface, and the deep irrigation pipe 25 is buried 1.5m below the saline-alkali surface. A rigid mesh sleeve 27 is arranged on the outer side of the deep irrigation pipe 25 through a bracket ring sleeve 26. The arrangement of the rigid mesh sleeve can avoid blockage of the irrigation water holes on the deep irrigation pipe.

[0030] The above shows and describes the basic principles, main features and advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments. The above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which fall within the scope of the present invention. The scope of protection of the present invention is defined by the attached claims and their equivalents.

Claims

1. A saline-alkali land water resource collection and saline-alkali soil improvement system, characterized by: The invention comprises a water resource collection system and an intelligent salt reduction system, wherein the water resource collection system comprises an underground water seepage well (1), a preliminary purification mechanism, a pumping mechanism, an evaporation water tank (2), a condensation water tank (3), a condenser (4), a feeding mechanism and an intelligent controller (5), wherein the underground water seepage well (1) is provided with a preliminary purification mechanism, the underground water seepage well (1) is provided with a pumping mechanism, the pumping mechanism is connected to the evaporation water tank (2), a condensation water tank (3) is provided on one side of the evaporation water tank (2), and the evaporation water tank (2) and the condensation water tank (3) are connected above the evaporation water tank (2) and the condensation water tank (3). (4) is connected, a feeding mechanism is provided on the outside of the condensate water tank (3), an intelligent controller (5) is provided below the evaporation water tank (2) and the condensate water tank (3), and the intelligent salt reduction system comprises an intelligent detection module, a data processing module and an intelligent control irrigation module, the intelligent detection module performs soil quality detection of saline-alkali land based on a soil salt sensor (19) and a soil water potential sensor (20), the data processing module processes and judges the data detected by the sensor based on a remote terminal, and the intelligent control irrigation module is used to perform layered irrigation on the saline-alkali land according to the data processing result.

2. A saline-alkali land water resource collection and saline-alkali soil improvement system according to claim 1, characterized in that: The preliminary purification mechanism comprises an infiltration mesh frame (6), an activated carbon filling layer (7), a water-permeable membrane layer (8) and a filter mesh frame (9); the inner side wall and the bottom of the underground water infiltration well (1) are provided with an infiltration mesh frame (6); the activated carbon filling layer (7) is provided inside the infiltration mesh frame (6); the water-permeable membrane layer (8) is attached to the inner side of the infiltration mesh frame (6); the filter mesh frame (9) is provided inside the infiltration mesh frame (6); and the filter mesh frame (9) is movably placed in the infiltration mesh frame (6).

3. A saline-alkali land water resource collection and saline-alkali soil improvement system according to claim 1, characterized in that: The pumping mechanism comprises a purification filter (10), a pumping pipe (11), a pumping pump (12) and a water inlet pipe (13); a purification filter (10) is arranged on the ground at one side of the underground water infiltration well (1); one side of the purification filter (10) is connected to the inside of the underground water infiltration well (1) via the pumping pipe (11); a pipeline at the other side of the purification filter (10) is connected to the pumping pump (12); and the pumping pump (12) is connected to the evaporation water tank (2) via the water inlet pipe (13).

4. A saline-alkali land water resource collection and saline-alkali soil improvement system according to claim 1, characterized in that: The feeding mechanism comprises a bacterial agent feeding box (14), an improving agent feeding box (15), an electrically controlled metering valve (16), a stirring motor (17) and a stirring rod (18); a bacterial agent feeding box (14) is provided above the condensation water tank (3); an improving agent feeding box (15) is provided on the outer side of the condensation water tank (3); the bacterial agent feeding box (14) and the improving agent feeding box (15) are both connected to the condensation water tank (3) through an electrically controlled metering valve (16) pipeline; a stirring motor (17) is provided at the bottom of the condensation water tank (3); and a stirring rod (18) is provided at the output end of the stirring motor (17) extending into the condensation water tank (3).

5. The saline-alkali land water resource collection and saline-alkali soil improvement system according to claim 1 is characterized by: The intelligent controller (5) is electrically connected to the pumping mechanism and the feeding mechanism. The intelligent controller (5) has a built-in wireless transmission module for transmitting and receiving data with a remote terminal. The intelligent detection module is electrically connected to the intelligent controller (5).

6. The saline-alkali land water resource collection and saline-alkali soil improvement system according to claim 1, characterized in that: The soil salinity sensor (19) and the soil water potential sensor (20) are both deeply buried in layers, with the depths of 1-1.5 m and 2.5-3 m respectively. The underground water infiltration wells (1) are distributed in low-lying areas of saline-alkali land and have a depth of 3-3.5 m.

7. The saline-alkali land water resource collection and saline-alkali soil improvement system according to claim 1 is characterized by: The data processing module comprises a comparison calculation submodule and a control transmission submodule. The comparison calculation submodule is used to compare and calculate the acquired sensor data with the preset soil data item by item and obtain the feed irrigation data. The control transmission submodule is used to convert the feed irrigation data into a control signal and transmit it to the intelligent controller (5) for control execution.

8. The saline-alkali land water resource collection and saline-alkali soil improvement system according to claim 1, characterized in that: The intelligent controlled irrigation module comprises an irrigation mechanism and a control switching submodule, wherein the irrigation mechanism comprises an irrigation water pump (21), a shunt pipe (22), an electric control valve (23), a surface irrigation pipe (24) and a deep irrigation pipe (25); a pipeline on one side of the condensate water tank (3) is connected to the irrigation water pump (21); a shunt pipe (22) is provided at the output end of the irrigation water pump (21); the branches of the shunt pipe (22) are each provided with an electric control valve (23); one branch of the shunt pipe (22) is connected to the surface irrigation pipe (24), and the other branch is connected to the deep irrigation pipe (25); the control switching submodule controls the start and stop of the irrigation water pump (21) and the switching and closing of the electric control valve (23) based on the intelligent controller (5).

9. A saline-alkali land water resource collection and saline-alkali soil improvement system according to claim 8, characterized in that: The surface irrigation pipe (24) is laid on the saline-alkali ground surface, the deep irrigation pipe (25) is buried 1.5-2 m below the saline-alkali ground surface, and a rigid mesh sleeve (27) is provided on the outer side of the deep irrigation pipe (25) through a bracket ring sleeve (26).

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