CN115420648A - Soil moisture content measuring device and early warning system based on big data - Google Patents
Soil moisture content measuring device and early warning system based on big data Download PDFInfo
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- CN115420648A CN115420648A CN202211172345.6A CN202211172345A CN115420648A CN 115420648 A CN115420648 A CN 115420648A CN 202211172345 A CN202211172345 A CN 202211172345A CN 115420648 A CN115420648 A CN 115420648A
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
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Abstract
The application discloses be applied to water content detection area's a soil moisture content measuring device and early warning system based on big data, this measuring device adopts with the holistic mode of local reflection, keep apart it in through the permeable box, outside soil, moisture can freely penetrate the permeable box and transmit between both sides soil simultaneously, make its inside and outside soil moisture content approach unanimity, soil weight transform can effectively react the permeable box soil moisture content condition around through monitoring in the permeable box, and, in the permeable box, outside and different soil depth region set up inboard wet ball and outside wet ball, through the two pressure variation, can reflect in the permeable box on the one hand, the small difference of outer soil moisture content, on the other hand can reflect the water content condition of the different degree of depth regions of the outside soil of permeable box, thereby based on the measurement to the inside soil moisture content of permeable box, can indirectly measure the regional water content condition of different degree of depth in the soil, so that carry out suitable manual intervention to soil.
Description
Technical Field
The application relates to the field of water content detection, in particular to a soil moisture content measuring device and an early warning system based on big data.
Background
The soil water content generally refers to the absolute water content of soil, namely 100g of dried soil contains a plurality of grams of water, also called soil water content, the soil water content has influence on root system development and microorganism activity in the soil, proper water enables the root system of crops to normally develop, nutrients in different soil depths are fully absorbed and transported to the overground part, and microorganisms normally decompose soil organic matters and convert nutrient forms. Therefore, the water requirement of crops can be mastered by measuring the water content of the soil, and the method has important guiding significance for agricultural production.
The soil water content receives weather environment to influence great, and weather such as weather arid and rainfall all can take place great change to the soil water content, consequently, for mastering the soil water content condition, needs one kind and can carry out real-time ground normal position monitoring to soil, reflects the measuring device of the different degree of depth position water content condition in the soil.
Disclosure of Invention
The application aims to reflect the water content conditions of different depth positions in soil by carrying out local in-situ monitoring on the soil, and compared with the prior art, the soil water content measuring device and the early warning system based on big data are provided, a controller and a weighing sensor are fixedly connected to the inner bottom surface of a water permeable box, an upper end of the weighing sensor is fixedly connected with a soil carrying plate, an air pump unit is fixedly connected to the inner wall of the water permeable box, the air pump unit is respectively connected with an inner side wet ball and a single-port straight pipe which are communicated with the air pump unit, the inner side wet ball and the single-port straight pipe are respectively positioned at the inner side and the outer side of the water permeable box, and a plurality of outer side wet balls which are communicated with the single-port straight pipe are uniformly and fixedly connected with the single-port straight pipe from top to bottom;
inboard wet-bulb and outside wet-bulb all include the clean shot, the outer end fixedly connected with breach ring of breach ring, the inside groove has been seted up to the inner of breach ring, the outer end sliding connection of clean shot has a hole sealing plate, hole sealing plate and inside groove phase-match, the inside fixedly connected with main elastic membrane of breach ring, vice elastic membrane and baroceptor, baroceptor is located between main elastic membrane and the vice elastic membrane, it has the inflation filler to fill between main elastic membrane and the breach ring inner wall, set up a plurality of evenly distributed's through-hole on the breach ring, the through-hole is located the breach department of breach ring to communicate with each other with the space that the inflation filler was located, baroceptor and weighing sensor all with controller signal connection.
This application adopts with the holistic mode of local reflection, keep apart it through the permeable box, outside soil, moisture can freely penetrate the permeable box and transmit between both sides soil simultaneously, make its inside and outside soil water content approach unanimity, soil weight transform can effectively react the permeable box soil water content condition around through monitoring in the permeable box, and, in the permeable box, outside and different soil depth regions set up inboard wet ball and outside wet ball, through the inside pressure variation of inboard wet ball and outside wet ball, can reflect in the permeable box on the one hand, the small difference of outer soil water content, on the other hand can reflect the regional water content condition of the different degree of depth of permeable box outside soil, therefore, through measuring the inboard soil water content condition of permeable box, the pressure variation contrast of the wet ball of inboard wet ball and a plurality of outsides reunion, can indirectly measure the regional water content condition of the different degree of depth in the soil, so that carry out suitable manual intervention to soil.
Optionally, the outer end of the notched ring is fixedly connected with a gas pipe, and the gas pipe penetrates through the notched ring from outside to inside and is communicated with the inner groove.
Optionally, in an initial state, the inner groove is filled with air, and the hole sealing plate covers the outer side of the through hole.
Optionally, the notch ring is provided with an air hole communicated with the outside, the inside of the air hole is fixedly connected with breathable cotton, the hollow ball is provided with an auxiliary air hole communicated with the air hole, and the auxiliary air hole is located on one side, far away from the main elastic membrane, of the auxiliary elastic membrane.
Optionally, the swelling filler is water-swellable rubber.
Optionally, the air pump unit includes a case internally provided with an air pump and an air storage tank, an air inlet end of the air pump is fixedly connected and communicated with the air storage tank, an air outlet end of the air pump penetrates through the case from inside to outside and is fixedly connected with a double-end pipe, and the air pump is electrically connected with the controller.
Optionally, one end of the double-end pipe fixedly penetrates through the water tank and extends to the outside, the end of the double-end pipe is in threaded connection and communication with the end of the single-port straight pipe, the other end of the double-end pipe is in threaded connection and communication with the gas pipe on the inner wet bulb, and the gas pipe on the outer wet bulb is fixedly connected and communicated with the single-port straight pipe.
Optionally, the permeable box comprises a mesh box, the upper end of the mesh box is rotatably connected with a mesh cover, one end of the mesh cover, which is far away from the mesh box, is rotatably connected with a pair of perforated plates, the outer end of the mesh box is fixedly connected with a pair of clamping blocks, and the perforated plates are clamped with the clamping blocks.
Optionally, the outer surfaces of the net shell box and the net cover are fixedly connected with water permeable membranes.
Optionally, the system further comprises an early warning system, the early warning system comprises an early warning monitoring terminal and a display terminal in signal connection with the early warning monitoring terminal, and the early warning monitoring terminal is in signal connection with the controller.
Compare in prior art, the advantage of this application lies in:
(1) This application adopts with the holistic mode of local reflection, keep apart it through the permeable box, outside soil, moisture can freely penetrate the permeable box and transmit between both sides soil simultaneously, make its inside and outside soil water content approach unanimity, soil weight transform can effectively react the permeable box soil water content condition around through monitoring in the permeable box, and, in the permeable box, outside and different soil depth regions set up inboard wet ball and outside wet ball, through the inside pressure variation of inboard wet ball and outside wet ball, can reflect in the permeable box on the one hand, the small difference of outer soil water content, on the other hand can reflect the regional water content condition of the different degree of depth of permeable box outside soil, therefore, through measuring the inboard soil water content condition of permeable box, the pressure variation contrast of the wet ball of inboard wet ball and a plurality of outsides reunion, can indirectly measure the regional water content condition of the different degree of depth in the soil, so that carry out suitable manual intervention to soil.
(2) Through connecting inboard wet bulb and single mouthful straight tube respectively at the both ends of air pump unit, inboard wet bulb buries underground in the inside soil of permeable box, buries a plurality of outsides wet bulb in the different degree of depth regions of permeable box outside soil through single mouthful straight tube to, inboard wet bulb and the wet bulb in the outside can be changed after using to become invalid, bury underground again.
(3) When the through hole is in an open state, the soil can contact with the expansion filler through the through hole to expand when meeting water, the main elastic film is extruded towards the direction close to the auxiliary elastic film, the air pressure between the main elastic film and the auxiliary elastic film is increased, and air pressure data are reacted into the controller through the air pressure sensor.
(4) When weighing sensor monitors that the inside soil weight of permeable box appears the abnormal value, start air pump unit and bleed, control a plurality of hole sealing plates and open simultaneously, the inflation filler absorbs water the inflation process, and the inflation control hole sealing plate shutoff through-hole behind a period, can reflect the water content condition in the different degree of depth regions of soil indirectly through comparing the atmospheric pressure rate of change and the degree that a plurality of baroceptors detected in this period.
Drawings
FIG. 1 is a perspective view of the present application;
FIG. 2 is a schematic front view of the present application in use;
FIG. 3 is a schematic front view of the present application before use;
FIG. 4 is a schematic front view of the inboard and outboard wet bulbs of the present application;
FIG. 5 is a partial front view schematic of the inboard and outboard wet bulbs of the present application;
FIG. 6 is a schematic view of the structure at A in FIG. 5;
FIG. 7 is a perspective view of an inboard wet bulb or an outboard wet bulb of the present application;
fig. 8 is a perspective view of the notched ring of the present application;
FIG. 9 is a perspective view of the sealing orifice plate of the present application as it rotates;
FIG. 10 is a schematic front view of an inboard wet bulb or an outboard wet bulb of the present application;
FIG. 11 is a schematic front view of the inner wet bulb or the outer wet bulb of the present application when it absorbs water and swells;
FIG. 12 is a schematic front view of the permeable tank of the present application;
fig. 13 is a system diagram of the present application.
The numbering in the figures illustrates:
1 water permeable box, 11 net shell boxes, 12 net covers, 13 water permeable membranes, 14 perforated plates, 2 controllers, 3 weighing sensors, 4 soil carrying plates, 5 air pump units, 51 machine boxes, 52 double-ended pipes, 61 inner side wet balls, 62 outer side wet balls, 63 single-port straight pipes, 601 notch rings, 602 hollow balls, 603 inner grooves, 604 hole sealing plates, 605 main elastic membranes, 606 auxiliary elastic membranes, 607 air pressure sensors, 608 air conveying pipes, 609 through holes and 610 air holes.
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without any creative work based on the embodiments in the present application belong to the protection scope of the present application.
Example (b):
referring to fig. 1 and 2, the application discloses a soil moisture content measuring device based on big data, which comprises a permeable tank 1, wherein a controller 2 and a weighing sensor 3 are fixedly connected to the inner bottom surface of the permeable tank 1, a soil loading plate 4 is fixedly connected to the upper end of the weighing sensor 3, an air pump unit 5 is fixedly connected to the inner wall of the permeable tank 1, an inner side wet bulb 61 and a single-port straight pipe 63 which are communicated with the air pump unit 5 are respectively connected to the air pump unit 5, the inner side wet bulb 61 and the single-port straight pipe 63 are respectively located at the inner side and the outer side of the permeable tank 1, and a plurality of outer side wet bulbs 62 which are communicated with the single-port straight pipe 63 are uniformly and fixedly connected to the single-port straight pipe 63 from top to bottom.
When the permeable water tank is used, the permeable water tank 1 is buried in soil, and sufficient soil is filled in the permeable water tank 1, on one hand, the soil inside and outside the permeable water tank 1 is separated, the soil inside the permeable water tank 1 is weighed in real time through the soil loading plate 4, the change of the water content of the soil can be reflected through the change of the weight, on the other hand, the water can freely penetrate through the permeable water tank 1 and be transmitted among the soil, so that the water content of the soil inside and outside the permeable water tank 1 is approximately consistent, the water content condition of the soil around the permeable water tank 1 is reflected through the change of the weight of the soil inside the permeable water tank 1, and the real-time soil measuring effect is realized;
and, as fig. 2 and 3, through connecting inboard wet bulb 61 and single mouthful straight tube 63 respectively at the both ends of air pump unit 5, inboard wet bulb 61 is buried underground in the inside soil of permeable box 1, bury a plurality of outside wet bulbs 62 in the different depth regions of permeable box 1 outside soil through single mouthful straight tube 63, when detecting, through the inside pressure variation of inboard wet bulb 61 and outside wet bulb 62, can reflect the permeable box 1 on the one hand, the little difference of outer soil water content, on the other hand can reflect the water content condition in the different depth regions of permeable box 1 outside soil, therefore, through measuring the inboard soil water content condition of permeable box 1, combine the pressure variation contrast of inboard wet bulb 61 and a plurality of outside wet bulbs 62 again, can indirectly measure the water content condition in the different depth regions in the soil.
Referring to fig. 4, 5 and 6, the inner wet bulb 61 and the outer wet bulb 62 both include a hollow sphere 602, the outer end of the broken ring 601 is fixedly connected with the broken ring 601, the inner end of the broken ring 601 is provided with an inner groove 603, and with reference to fig. 7 and 8, the outer end of the hollow sphere 602 is slidably connected with a hole sealing plate 604, the hole sealing plate 604 is matched with the inner groove 603, that is, the outer wall of the hole sealing plate 604 and the inner wall of the inner groove 603 are in a surface contact sealing state, the inner wall of the hole sealing plate 604 and the outer wall of the hollow sphere 602 are in a surface contact sealing state, and the inner groove 603 is sealed by the hole sealing plate 604 and the hollow sphere 602, so that the inner groove 603 presents a sealed cavity state, and gas filling and extraction can be realized.
Referring to fig. 6, a main elastic film 605, an auxiliary elastic film 606 and an air pressure sensor 607 are fixedly connected inside the notch ring 601, the air pressure sensor 607 is located between the main elastic film 605 and the auxiliary elastic film 606, an expansion filler is filled between the main elastic film 605 and the inner wall of the notch ring 601, the expansion filler is water-swelling rubber, a plurality of through holes 609 are uniformly distributed on the notch ring 601, the through holes 609 are located at the notch of the notch ring 601 and are communicated with the space where the expansion filler is located, and the air pressure sensor 607 and the weighing sensor 3 are both in signal connection with the controller 2.
Referring to fig. 6, an air pipe 608 is fixedly connected to an outer end of the broken ring 601, the air pipe 608 fixedly penetrates through the broken ring 601 from outside to inside and is communicated with the inner groove 603, and in an initial state, the inner groove 603 is filled with air, that is, in a state shown in fig. 6, at this time, the inner groove 603 is in a maximum inflation state, the hole sealing plate 604 stably covers an outer side of the through hole 609, and the expanded filler is in an unexpanded state, referring to fig. 10, when air in the inner groove 603 is extracted through the air pipe 608, the hole sealing plate 604 is driven to rotate towards the inner groove 603 due to reduction of air pressure in the inner groove 603, the through hole 609 is exposed, and the expanded filler contacts soil to absorb water and expand.
As shown in fig. 11, when the through hole 609 is in an open state, the soil can contact with the swelling filler through the through hole 609, so that the swelling filler is swollen with water, the main elastic membrane 605 is pressed towards the secondary elastic membrane 606, the air pressure between the main elastic membrane 605 and the secondary elastic membrane 606 is increased, and the air pressure data is reflected to the controller 2 through the air pressure sensor 607; in the concrete implementation process, when the water content is large in the soil, the expansion rate of the expansion filler is high, the air pressure change rate and the air pressure change degree are high, otherwise, the expansion rate is low, the air pressure change rate and the air pressure change degree are low, therefore, when the weighing sensor 3 monitors that the weight of the soil in the water permeable box 1 is abnormal, the air pump unit 5 is started to pump air, the plurality of hole sealing plates 604 are controlled to be opened simultaneously, the expansion filler absorbs water to expand, the through holes 609 are sealed by the air inflation control hole sealing plates 604 after a period of time, and the water content conditions of different depth areas of the soil can be reflected indirectly by comparing the air pressure change rate and the air pressure change degree detected by the plurality of air pressure sensors 607 in the period of time.
Referring to fig. 11, the notch ring 601 is provided with an air hole 610 communicating with the outside, the inside of the air hole 610 is fixedly connected with air permeable cotton, the hollow sphere 602 is provided with an auxiliary air hole communicating with the air hole 610, the auxiliary air hole is located at a side of the auxiliary elastic membrane 606 away from the main elastic membrane 605, the air hole 610 and the auxiliary air hole are used for ensuring air pressure balance at the side of the auxiliary elastic membrane 606 away from the main elastic membrane 605, so that the main elastic membrane 605 and the auxiliary elastic membrane 606 can smoothly expand and expand, and the air permeable cotton can intercept soil from entering the air hole 610 while ensuring air to enter and exit.
Supplementary notes: referring to fig. 6 and 9, the central angle corresponding to the notch on the notch ring 601 is smaller than 990 °, and the central angle corresponding to the hole sealing plate 604 is larger than 90 °, so that a partial area of the hole sealing plate 604 is always located in the inner groove 603, and the hole sealing plate cannot fall from the notch of the notch ring 601, thereby ensuring the normal use of the present application.
Referring to fig. 12, the air pump unit 5 includes a case 51 having an air pump and an air storage tank mounted therein, an air inlet end of the air pump is fixedly connected and communicated with the air storage tank, an air outlet end of the air pump penetrates the case 51 from inside to outside and is fixedly connected with a double-ended tube 52, the air pump is electrically connected with the controller 2, one end of the double-ended tube 52 fixedly penetrates the water tank 1 and extends to the outside, as shown in fig. 3, the end is connected and communicated with an end of a single-ended straight tube 63 through a thread, the other end of the double-ended tube 52 is connected and communicated with an air pipe 608 on the inner wet bulb 61 through a thread, the air pipe 608 on the outer wet bulb 62 is fixedly connected and communicated with the single-ended straight tube 63, when the air pump is started to inflate, a portion of air entering the double-ended tube 52 directly enters the inner wet bulb 61, the other portion enters the single-ended straight tube 63, and then is dispersed and enters the plurality of outer wet bulbs 62, otherwise, the air in the inner wet bulb 61 and the outer wet bulb 62 and the plurality of the orifice plates 604 can be simultaneously extracted during air extraction, thereby achieving synchronous movement of the plurality of orifice plates 604.
Referring to fig. 12, the permeable box 1 includes a mesh box 11, the upper end of the mesh box 11 is rotatably connected with a mesh cover 12, one end of the mesh cover 12 away from the mesh box 11 is rotatably connected with a pair of perforated plates 14, the outer end of the mesh box 11 is fixedly connected with a pair of clamping blocks, the perforated plates 14 are clamped with the clamping blocks, the outer surfaces of the mesh box 11 and the mesh cover 12 are both fixedly connected with permeable membranes 13, and the permeable membranes 13 and the mesh box 11 are used in cooperation, so that soil is not easy to enter the permeable box 1, soil inside and outside the permeable box 1 is isolated, soil inside and outside the permeable box 1 is weighed by the soil-carrying plates 4, and on the other hand, the permeable box 1 can allow water to pass through, the water content of soil inside and outside the permeable box 1 is nearly consistent, and the change in the weight of soil inside the permeable box 1 can effectively reflect the water content of soil around the permeable box 1.
Please refer to fig. 13, a soil moisture content measuring device based on big data, still include early warning system, early warning system includes early warning monitor terminal and the display terminal with early warning monitor terminal signal connection, early warning monitor terminal and 2 signal connection of controller, controller 2 conveys the soil weight change and the atmospheric pressure change data that detect to early warning monitor terminal, in time warn the staff and remind, simultaneously through analysis atmospheric pressure data, indirectly reflect the regional water content condition of other depths of soil, so that carry out suitable manual intervention to soil, concrete monitoring process is as follows:
when the gravity of the soil in the permeable box 1 detected by the weighing sensor 3 exceeds the maximum safety value, the water content of the soil is indicated to be too high, at the moment, after the early warning monitoring terminal receives the abnormal weight monitoring data, the air pump unit 5 is controlled by the controller 2 to perform air pumping operation, the gas in the inner grooves 603 of the inner side wet ball 61 and the outer side wet ball 62 is synchronously reduced, the hole sealing plate 604 moves towards the inner groove 603, the through hole 609 is opened, the expansion filler is in contact with the surrounding soil to expand, the main elastic membrane 605 and the auxiliary elastic membrane 606 expand to different degrees, the air pressure between the main elastic membrane and the auxiliary elastic membrane correspondingly changes, after a period of time, the air pump unit 5 is started again to perform inflation operation, so that the hole sealing plate 604 is restored to the original position, and in the period of time, the air pressure data measured by the air pressure sensor 607 is transmitted to the early warning monitoring terminal through the controller 2, so as to analyze and compare the water content conditions of other depth areas of the soil;
when the soil gravity in the permeable box 1 detected by the weighing sensor 3 is lower than the minimum safety value, the soil water content is over low, the upper-stage operation is carried out, and the water content conditions of other depth areas of the soil are obtained through analysis; supplementary notes: during rainfall, soil water content can increase by a wide margin, and the weight value that weighing sensor 3 measured during this period is too big belongs to normal phenomenon, can need not to carry out above-mentioned detection operation, and in addition, inboard wet ball 61 and outside wet ball 62 can be changed after using inefficacy, bury underground again.
This application adopts with the holistic mode of local reflection, keep apart it in through permeable box 1, outside soil, moisture can freely penetrate permeable box 1 and transmit between both sides soil simultaneously, make it nearly unanimous outside soil water content, soil weight transform can effectively react the soil water content condition around permeable box 1 in through monitoring permeable box 1, and, in permeable box 1, outside and different soil depth region set up inboard wet ball 61 and outside wet ball 62, through the inside pressure variation of inboard wet ball 61 and outside wet ball 62, can reflect in permeable box 1 on the one hand, the little difference of outer soil water content, on the other hand can reflect the water content condition of the different degree of depth regions of permeable box 1 outside soil, therefore, through measuring the inboard soil water content condition of permeable box 1, the pressure variation contrast of the wet ball 62 of inboard wet ball 61 and a plurality of outsides is reunited, can indirectly measure the regional water content condition of different degree of depth in the soil, so that carry out suitable manual intervention to soil.
The above description is only for the preferred embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art should be covered by the present application in the technical scope disclosed in the present application, and the technical solutions and the modified concepts thereof should be equally replaced or changed within the scope of the present application.
Claims (10)
1. The soil moisture content measuring device based on big data comprises a water permeable box (1) and is characterized in that a controller (2) and a weighing sensor (3) are fixedly connected to the inner bottom surface of the water permeable box (1), the upper end of the weighing sensor (3) is fixedly connected with a soil carrying plate (4), an air pump unit (5) is fixedly connected to the inner wall of the water permeable box (1), the air pump unit (5) is respectively connected with an inner side wet bulb (61) and a single-port straight tube (63) which are communicated with the air pump unit, the inner side wet bulb (61) and the single-port straight tube (63) are respectively located on the inner side and the outer side of the water permeable box (1), and the single-port straight tube (63) is uniformly and fixedly connected with a plurality of outer side wet bulbs (62) which are communicated with the single-port straight tube from top to bottom;
the inner side wet bulb (61) and the outer side wet bulb (62) respectively comprise a hollow ball (602), the outer end of the notched ring (601) is fixedly connected with the notched ring (601), an inner groove (603) is formed in the inner end of the notched ring (601), the outer end of the hollow ball (602) is connected with a hole sealing plate (604) in a sliding mode, the hole sealing plate (604) is matched with the inner groove (603), a main elastic film (605), an auxiliary elastic film (606) and an air pressure sensor (607) are fixedly connected inside the notched ring (601), the air pressure sensor (607) is located between the main elastic film (605) and the auxiliary elastic film (606), an expansion filler is filled between the main elastic film (605) and the inner wall of the notched ring (601), a plurality of uniformly distributed through holes (609) are formed in the notched ring (601), the through holes (609) are located at the notch of the notched ring (601) and are communicated with a space where the expansion filler is located, and the air pressure sensor (607) and a weighing sensor (3) are connected with a controller (2) in a signal mode.
2. The soil moisture content measuring device based on big data according to claim 1, characterized in that an air pipe (608) is fixedly connected to the outer end of the broken ring (601), and the air pipe (608) fixedly penetrates through the broken ring (601) from outside to inside and is communicated with the inner groove (603).
3. The big data-based soil moisture content measuring device according to claim 1, wherein the inner tank (603) is filled with air in an initial state, and the hole sealing plate (604) covers the outside of the through hole (609).
4. The soil moisture content measuring device based on big data as claimed in claim 1, wherein said gap ring (601) is opened with a vent (610) communicating with the outside, the inside of said vent (610) is fixedly connected with air permeable cotton, said hollow sphere (602) is opened with a secondary vent communicating with said vent (610), said secondary vent is located on the side of said secondary elastic membrane (606) far away from said primary elastic membrane (605).
5. The big data based soil moisture content measuring device according to claim 1, wherein the swelling filler is water-swelling rubber.
6. The soil moisture content measuring device based on big data according to claim 2, characterized in that the air pump unit (5) comprises a case (51) with an air pump and an air storage tank installed therein, the air inlet end of the air pump is fixedly connected and communicated with the air storage tank, the air outlet end of the air pump penetrates through the case (51) from inside to outside and is fixedly connected with a double-ended pipe (52), and the air pump is electrically connected with the controller (2).
7. The soil moisture content measuring device based on big data according to claim 6, characterized in that one end of the double-ended tube (52) fixedly penetrates through the water tank (1) and extends to the outside, the end of the double-ended tube is in threaded connection and communication with the tube mouth end of the single-mouth straight tube (63), the other end of the double-ended tube (52) is in threaded connection and communication with the air pipe (608) on the inner wet bulb (61), and the air pipe (608) on the outer wet bulb (62) is fixedly connected and communicated with the single-mouth straight tube (63).
8. The soil moisture content measuring device based on big data according to claim 1, characterized in that the permeable box (1) comprises a mesh box (11), the upper end of the mesh box (11) is rotatably connected with a mesh cover (12), one end of the mesh cover (12) far away from the mesh box (11) is rotatably connected with a pair of perforated plates (14), the outer end of the mesh box (11) is fixedly connected with a pair of clamping blocks, and the perforated plates (14) are clamped with the clamping blocks.
9. A soil moisture content measuring device based on big data according to claim 8, characterized in that the outer surface of the net housing box (11) and the net cover (12) are fixedly connected with a permeable membrane (13).
10. The soil moisture content measuring device based on big data according to claim 1, characterized by further comprising an early warning system, wherein the early warning system comprises an early warning monitoring terminal and a display terminal in signal connection with the early warning monitoring terminal, and the early warning monitoring terminal is in signal connection with the controller (2).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211172345.6A CN115420648A (en) | 2022-09-26 | 2022-09-26 | Soil moisture content measuring device and early warning system based on big data |
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| CN202211172345.6A CN115420648A (en) | 2022-09-26 | 2022-09-26 | Soil moisture content measuring device and early warning system based on big data |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116125044A (en) * | 2023-04-14 | 2023-05-16 | 西安大真信息科技有限责任公司 | Soil humidity detecting system based on internet of things |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116125044A (en) * | 2023-04-14 | 2023-05-16 | 西安大真信息科技有限责任公司 | Soil humidity detecting system based on internet of things |
| CN116125044B (en) * | 2023-04-14 | 2023-09-15 | 西安大真信息科技有限责任公司 | Soil humidity detecting system based on internet of things |
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