CN210003903U - pipeline flow control valve capable of automatically adapting to soil moisture content - Google Patents
pipeline flow control valve capable of automatically adapting to soil moisture content Download PDFInfo
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- CN210003903U CN210003903U CN201920867368.6U CN201920867368U CN210003903U CN 210003903 U CN210003903 U CN 210003903U CN 201920867368 U CN201920867368 U CN 201920867368U CN 210003903 U CN210003903 U CN 210003903U
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- soil moisture
- control valve
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Abstract
The utility model relates to an automatic pipeline flow control valve who adapts to soil moisture content, including flow control valve and soil moisture content monitoring meter, flow control valve include valve block, valve rod, the valve body, valve gap, control valve information converter, minute-pressure power, micro-motor, gear and GPRS wireless receiving module, control valve information processing conversion module can turn into the soil moisture content digital information that GPRS wireless receiving module received and control micro-motor pivoted information to give control valve electronic control chip this information transfer, control valve electronic chip control micro-motor rotate, realize opening of flow control valve and the control of flow size, soil moisture content monitoring meter can monitor soil moisture content and transmit soil moisture content for GPRS wireless receiving module through GPRS wireless transmitting module.
Description
Technical Field
The utility model relates to an automatic pipeline flow control valves that adapt to soil moisture content belongs to the field irrigation field.
Background
The water-saving irrigation technology is an advanced technology for realizing high-efficiency water and accurate drip irrigation in farmland irrigation engineering, and comprises various types of irrigation, irrigation and low-pressure pipe irrigation, wherein the irrigation water quantity is calculated according to weather, rainfall, the water demand rule of crops, the soil water environment of field plots, and the like, a reasonable irrigation water and fertilizer system is prepared through theoretical calculation, the water consumption of crops is reduced according to theoretical calculation, the water consumption of crops is calculated according to the water demand rule of the crops, the soil water consumption is calculated according to the water demand rule of the field plots, the soil water consumption is controlled according to the theoretical calculation, the soil water consumption is not reduced according to the actual requirement, and the target water consumption is not reduced according to the actual requirement of the crops, so that the crops can be subjected to the same growth water consumption, and the target water consumption is not reduced by .
At present, relevant equipment related to soil water potential measurement indirectly obtains corresponding soil water potential by measuring the volume water content of soil and using characteristic curves of various types of soil water through research and fitting, but not directly obtains the soil water potential in an actual soil state, and data can only be checked in a short range and cannot realize remote monitoring and acquisition, so that the existing irrigation system only carries out a 'manual planning passive' water delivery irrigation mode through opening and closing of each stage valve of a water delivery pipe network and cannot actively adjust the supply flow of the water delivery pipe according to the actual drought condition of a land block to be irrigated, thereby influencing the problems of achieving proper water supply, high-efficiency water utilization, accurate irrigation, operation energy saving and improvement of the water saving effect of an automatic level.
SUMMERY OF THE UTILITY MODEL
The utility model provides an automatic pipeline flow control valves who adapts to soil moisture content has solved current flow control valve and can not directly irrigate according to soil moisture content automatic adjustment, can not really suit with the suitable water yield of the actual real needs of crop, and still has the difference of quantity, can arouse from this that the volume of watering is not enough or excessive and make the crop growth receive the phenomenon of coercing or suppressing to cause the problem of crop reduction of production.
In order to solve the technical problem, the utility model discloses a technical scheme does:
pipeline flow control valve adapting to soil moisture content automatically, comprising a flow control valve and a soil moisture content monitor, wherein the flow control valve comprises a valve plate, a valve rod, a valve body, a valve cover, a control valve information converter, a micro-voltage power supply, a small motor, a gear and a GPRS wireless receiving module, the valve rod and the valve plate are installed at , the valve rod is connected with the small motor through the gear, the micro-voltage power supply supplies power for the pipeline flow control valve, the control valve information converter comprises a control valve electronic chip and a control valve information processing conversion module, the control valve information processing conversion module can convert the soil moisture content digital information received by the GPRS wireless receiving module into information for controlling the rotation of the small motor and transmits the information to a control valve electronic control chip, the control valve electronic chip controls the small motor to rotate, and further drives the valve rod to move up and down, thereby realizing the opening of the flow control valve and the control of the flow rate;
soil moisture content monitoring meter can monitor soil moisture content and transmit soil moisture content for GPRS wireless receiving module through GPRS wireless transmitting module.
Preferably, the valve body include upper valve body and lower valve body, the upper valve body include electromechanical cavity and valve body connecting portion, control valve information converter, minute-pressure power, small-size motor and gear set up in electromechanical cavity, the valve body connecting portion in be provided with the valve rod chamber, the lower valve body in be provided with the valve block sealing mechanism corresponding with the valve block, the valve block set up in the lower valve body, valve rod and valve block install at play, upper valve body and lower valve body install at play, the valve body connecting portion be provided with the gasket, the valve rod pass the gasket, and install at with the gasket.
Preferably: the valve rod is in floating seal in the valve rod cavity through an annular sealing ring.
Preferably: the valve plate mechanism comprises a conical valve plate and a valve plate sealing mechanism.
Preferably: soil moisture content monitoring meter include soil water potential monitoring spare, screw thread joint, screw thread lid, sliding resistance switch and soil moisture content information converter, soil water potential monitoring spare include argil head, organic glass pipe and elastic rubber diaphragm, the rubber diaphragm level and smooth to be placed at organic glass pipe section, with the cooperation of screw thread joint and organic glass pipe end installation of screwing, the screw thread lid connect the screw thread sealed, sliding resistance switch internal assembly have combination formula copper sheet, spring wire and little power, inlay respectively on the inner chamber wall that the screw thread connects, connect the inner wall installation fastening with the screw thread, its inside corresponds through wire and sliding resistance switch, soil moisture content information converter and little power internal binding post and is connected.
Preferably, the combined copper sheet comprises a fixed copper sheet and a sliding copper sheet, wherein the end of the sliding copper sheet is connected with the elastic rubber diaphragm through a pull wire from , the end of the sliding copper sheet is connected with a spring lead, the spring lead is connected with binding posts of the micro power supply through fixing posts arranged on a screw buckle cover, the end of the fixed copper sheet is connected with the binding posts of the micro power supply through a lead from , the end of the sliding copper sheet is connected with the binding posts of the soil moisture information converter through a lead, and the binding posts of the soil moisture information converter are connected with the sliding copper sheet through a lead.
Preferably: soil moisture content information converter include soil moisture content meter electronic chip, soil moisture content information conversion module and GPRS transmitting module, soil moisture content information conversion module arouse the elastic diaphragm through the change of soil water potential and warp, the reciprocal displacement that produces makes sliding resistance switch realize the switching-on of circuit, the reciprocal displacement of disconnected state and through the slip rheostatic switch, make the electric current information through the circuit constantly take place the grow or diminish, thereby convert into different electronic signal, reach soil water potential information and convert electronic signal into effectively, and transmit this electronic signal for soil moisture content meter electronic chip, transmit electronic signal through GPRS transmitting module through soil moisture content meter electronic chip.
The utility model has the advantages that:
the utility model discloses a soil moisture content monitoring meter turns into electronic signal to the soil moisture content information of gathering through the information converter of moisture content meter, by GPRS wireless transmitter module signals, and flow control valve obtains soil moisture content information through GPRS wireless signal receiving module, by controller information converter according to the soil moisture content information of difference, reciprocating of automatic control micro motor operation and valve block, change the water section to control water flow. The combined application of the soil moisture content monitoring meter and the flow control valve can automatically adjust the irrigation water quantity according to the actual soil moisture content, has the characteristics of remote automatic control, accurate irrigation, high-efficiency water conservation, large-scale application and the like, and effectively solves the problem that the crop growth is stressed and influenced due to excessive or insufficient irrigation in the conventional irrigation.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only the embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a pipeline flow control valve of the present invention;
FIG. 2 is a schematic structural view of the soil moisture content monitor of the present invention;
fig. 3 is a block diagram of the control system of the present invention;
in the figure, 1 is a soil moisture content information converter, 2 is a sliding copper sheet, 3 is a fixed column, 4 is a screw thread cover, 5 is a micro power supply, 6 is a screw thread joint, 7 is a fixed copper sheet, 8 is an elastic rubber diaphragm, 9 is an organic glass tube, 10 is a clay head, 11 is a GPRS wireless receiving module, 12 is a valve body connecting part, 13 is a lower valve body, 14 is a valve cover, 15 is a valve plate sealing mechanism, 16 is a control valve information converter, 17 is a rack, 18 is a valve plate, 19 is a small motor, 20 is a gear, 21 is a micro-voltage power supply, 22 is a valve rod, 23 is a valve rod cavity, 24 is an annular sealing ring, 25 is a sealing sheet, 26 is an electromechanical cavity, and 27 is an elastic lead.
Detailed Description
The technical solution in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of , but not all embodiments.
Example 1
As shown in fig. 1-3, kinds of pipeline flow control valves capable of automatically adapting to soil moisture content comprise a flow control valve and a soil moisture content monitor, wherein the flow control valve comprises a valve plate 18, a valve rod 22, a valve , a valve cover 14, a control valve information converter 16, a micro-voltage power supply 21, a small motor 19, a gear 20 and a GPRS wireless receiving module 11,
the valve body includes valve body and lower valve body 13, goes up the valve body and includes electromechanical cavity 26 and valve body connecting portion 12, and control valve information converter 16, minute-pressure power 21, small motor 19 and gear 20 set up in electromechanical cavity 26, valve body connecting portion 12 in be provided with valve rod chamber 23, lower valve body 13 in be provided with the valve block sealing mechanism 15 corresponding with valve block 18, valve block 18 set up in lower valve body 13, valve rod 22 and valve block 18 install and play , last valve body and lower valve body 13 install and play at , valve body connecting portion 12 be provided with gasket 25, valve rod 22 pass gasket 25, and install with gasket 25 and play at .
The valve stem 22 is float sealed within a stem cavity 23 by an annular sealing ring 24.
The valve rod 22 and the valve plate 18 are installed at , the valve rod 22 is provided with a rack 17 corresponding to the gear 20, the valve rod 22 is installed at through the rack 17 and the gear 20, the gear 20 is connected with the small motor 19, the micro-voltage power supply 21 supplies power to the pipeline flow control valve, the control valve information converter 16 comprises a control valve electronic chip and a control valve information processing and converting module, the control valve information processing and converting module can convert soil moisture content digital information received by the GPRS wireless receiving module 11 into information for controlling the rotation of the small motor 19 and transmits the information to the control valve electronic chip, and the control valve electronic chip controls the small motor 19 to rotate so as to drive the valve rod 22 to move up and down and realize the opening of the flow control valve and the control of the flow rate;
soil moisture content monitoring meter can monitor soil moisture content and transmit soil moisture content for GPRS wireless receiving module 11 through GPRS wireless transmitting module.
Soil moisture content monitoring meter include soil water potential monitoring spare, screw thread joint 6, screw thread lid, sliding resistance switch and moisture content information converter 1, soil water potential monitoring spare include argil head 10, organic glass pipe 9 and elastic rubber diaphragm 8, elastic rubber diaphragm levelly and smoothly place at organic glass pipe 9 sections, with screw thread joint 6 and the cooperation of organic glass pipe 9 end installation of screwing, the screw thread lid connect 6 sealedly with the screw thread, sliding resistance switch internal assembly have combination formula copper sheet, spring wire and little power 5, inlay respectively admittedly on the inner chamber wall that screw thread connects 6, with the installation fastening of 6 inner walls of screw thread joint, it is inside to correspond through wire and sliding resistance switch, moisture content information converter 1 and little power 5 internal terminals and be connected.
The combined copper sheet comprises a fixed copper sheet 7 and a sliding copper sheet 2, wherein the end of the sliding copper sheet 2 is connected with an elastic rubber diaphragm 8 through a pull wire from , the end of the sliding copper sheet is connected with a spring lead 27, the spring lead 27 is connected with binding posts of a micro power supply 5 through a fixed column 3 arranged on a screw buckle cover, the end of the fixed copper sheet 7 is connected with the binding posts of the micro power supply 5 through a lead from , the end of the fixed copper sheet is connected with binding posts of the soil moisture content information converter 1 through a lead, and the binding posts of the soil moisture content information converter 1 are connected with the sliding copper sheet 2 through a lead.
Soil moisture content information converter 1 includes soil moisture content meter electronic chip, soil moisture content information conversion module and GPRS wireless transmission module, soil moisture content information conversion module arouse the elastic diaphragm through the change of soil water potential and warp, the reciprocal displacement that produces makes sliding resistance switch realize the switching-on of circuit, the reciprocal displacement of disconnected state and through the sliding rheostat switch, make the electric current information through the circuit constantly take place the grow or diminish, thereby convert into different electronic signal, reach soil water potential information and convert into electronic signal effectively, and transmit this electronic signal for soil moisture content meter electronic chip, transmit electronic signal through GPRS wireless transmission module through soil moisture content meter electronic chip. The control valve electronic chip and the soil moisture content meter electronic chip adopt M430f6454 chips of Texas instruments, and the control valve information processing conversion module and the soil moisture content information conversion module adopt EV180R modules.
The utility model discloses a running process of pipeline flow control valve:
firstly assembling a soil moisture content monitor, as shown in figure 1, unscrewing a screw thread connector 6 of the soil moisture content monitor from an upper port of an organic glass tube 9, taking down an elastic rubber diaphragm 8, pouring prepared normal-temperature distilled water into a cavity of the organic glass tube 9, filling the cavity with the distilled water, covering the end face of the organic glass tube 9 with the elastic rubber diaphragm 8, screwing the screw thread connector 6, compressing the elastic diaphragm to form a sealed soil water potential monitor. And then a button cell in the micro power supply 5 is installed to achieve the normal working condition of the equipment. The flow control valve is installed on the irrigation water pipe.
According to the depth of the main root system layer of the crop, the argil head 10 and the organic glass tube 9 of the soil water potential transmitter are vertically buried into the soil, and the argil head 10 and the organic glass tube 9 are guaranteed to be at the depth of the soil layer to be tested, the soil water potential information transmitter of the utility model has the advantages that in the initial state, the sliding resistance switch is in the power-off mode, the electronic vacuum meter is counted to be 0, when the water potential of the soil at the measuring point is higher (the water content of the soil is large), the negative pressure of the inner cavity of the soil water potential monitor is smaller, the deflection generated by the elastic membrane is smaller, the corresponding deformation displacement is not larger, the combined fixed copper sheet 7 and the sliding copper sheet 2 of the sliding resistance switch are still in the separation mode, the circuit still maintains the power-off state, when the water potential value of the soil at the measuring point is continuously reduced to fixed value, the deflection generated slightly larger deformation displacement, the combined sliding copper sheet 2 gradually moves downwards and is in compression contact with the fixed copper sheet 7, the circuit is communicated, the current is simultaneously transmitted to the GPRS wireless transmitting module through the spring lead, the GPRS wireless transmitting module receives the wireless transmitting module, the GPRS wireless receiving module transmits the wireless receiving module, the GPRS wireless receiving module, the wireless information of the GPRS wireless receiving module controls the wireless receiving module to control information, the valve rod to control module to control the GPRS wireless receiving control information of the valve rod to control module to control the water flow control valve to control valve.
The utility model discloses soil moisture content monitoring meter and flow control valve's combination is used, can come automatically regulated irrigation water yield according to the actual soil moisture content of soil, has characteristics such as remote automatic control, accurate irrigation, high-efficient water conservation, scale are used, has solved effectively in the conventional irrigation because of watering excessively or not enough arouse that crop growth receives the coerce influence.
The utility model discloses a pipeline flow control valve compares conventional irrigation water conservation 10% -15% through years's operation test, has reduced irrigation water consumption effectively, irrigates moreover according to the soil moisture content can automatic adjustment, can not cause crop growth to receive the coerce, has improved crop output effectively.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
- kinds of pipeline flow control valves adapting to soil moisture content automatically, wherein the valves include flow control valve and soil moisture content monitor, the flow control valve includes valve block, valve stem, valve , valve bonnet, control valve information converter, micropressure power supply, small-scale motor, gear and GPRS wireless receiving module, the valve stem and the valve block are installed at , the valve stem is connected with the small-scale motor through the gear, the micropressure power supply supplies power for the pipeline flow control valve, the control valve information converter includes control valve electronic chip and control valve information processing conversion module, the control valve information processing conversion module can convert the soil moisture content digital information received by GPRS wireless receiving module into the information controlling the rotation of the small-scale motor, and transmit the information to the control valve electronic control chip, the control valve electronic chip controls the rotation of the small-scale motor, and then drives the valve stem to move up and down, realizes the opening of the flow control valve and the control of the flow rate;soil moisture content monitoring meter can monitor soil moisture content and transmit soil moisture content for GPRS wireless receiving module through GPRS wireless transmitting module.
- 2. The pipeline flow control valve capable of automatically adapting to soil moisture content according to claim 1, wherein the valve comprises an upper valve body and a lower valve body, the upper valve body comprises an electromechanical cavity and a valve body connecting part, the control valve information converter, a micro-voltage power supply, a small motor and a gear are arranged in the electromechanical cavity, a valve rod cavity is arranged in the valve body connecting part, a valve plate sealing mechanism corresponding to a valve plate is arranged in the lower valve body, the valve rod and the valve plate are arranged at , the upper valve body and the lower valve body are arranged at , the valve body connecting part is provided with a sealing plate, and the valve rod penetrates through the sealing plate and is arranged at together with the sealing plate.
- 3. The pipeline flow control valve capable of automatically adapting to soil moisture content as claimed in claim 2, wherein the valve stem is sealed in the valve stem cavity by an annular sealing ring in a floating manner.
- 4. The pipeline flow control valve capable of automatically adapting to soil moisture content as claimed in claim 1, wherein the valve plate mechanism comprises a conical valve plate and a valve plate sealing mechanism.
- 5. The kinds of pipeline flow control valves capable of automatically adapting to soil moisture content as claimed in any one of claims 1-4 to , wherein the soil moisture content monitor comprises a soil water potential monitoring part, a screw joint, a screw cover, a sliding resistance switch and a moisture content information converter, the soil water potential monitoring part comprises a clay head, an organic glass tube and an elastic rubber diaphragm, the rubber diaphragm is flatly placed on the section of the organic glass tube and is screwed and installed by matching the screw joint with the organic glass tube end, the screw cover seals the screw joint, the sliding resistance switch is internally provided with a combined copper sheet, a spring wire and a micro power supply, the combined copper sheet, the spring wire and the micro power supply are respectively embedded and fixed on the inner cavity wall of the screw joint and are installed and fastened with the inner wall of the screw joint, and the inside of the sliding resistance switch, the moisture content information converter and the micro power supply internal wiring terminal are correspondingly connected through the wires.
- 6. The pipeline flow control valve capable of automatically adapting to soil moisture content as claimed in claim 5, wherein the combined copper sheet comprises a fixed copper sheet and a sliding copper sheet, the end of the sliding copper sheet is connected with the elastic rubber diaphragm through a pull wire to , the other end is connected with a spring lead, the spring lead is connected with terminals of the micro power supply through fixed posts arranged on a screw buckle cover, the end of the fixed copper sheet is connected with terminals of the micro power supply through a lead, the other end is connected with terminals of the soil moisture content information converter through a lead, and the other terminals of the soil moisture content information converter are connected with the sliding copper sheet through leads.
- 7. The pipeline flow control valve capable of adapting to soil moisture content automatically as claimed in claim 5, wherein the soil moisture content information converter comprises a soil moisture content meter electronic chip, a soil moisture content information conversion module and a GPRS transmitting module, the soil moisture content information conversion module causes the elastic membrane to deform through the change of soil water potential, the generated reciprocating displacement causes the sliding resistance switch to realize the mutual switching between on and off states of the circuit and the reciprocating displacement of the sliding resistance switch, so that the current information passing through the circuit is continuously changed into different electronic signals, the soil moisture content information is effectively converted into electronic signals, the electronic signals are transmitted to the soil moisture content meter electronic chip, and the electronic signals are transmitted out through the GPRS transmitting module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920867368.6U CN210003903U (en) | 2019-06-11 | 2019-06-11 | pipeline flow control valve capable of automatically adapting to soil moisture content |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920867368.6U CN210003903U (en) | 2019-06-11 | 2019-06-11 | pipeline flow control valve capable of automatically adapting to soil moisture content |
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| Publication Number | Publication Date |
|---|---|
| CN210003903U true CN210003903U (en) | 2020-01-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920867368.6U Expired - Fee Related CN210003903U (en) | 2019-06-11 | 2019-06-11 | pipeline flow control valve capable of automatically adapting to soil moisture content |
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| CN (1) | CN210003903U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110131460A (en) * | 2019-06-11 | 2019-08-16 | 中国农业科学院农田灌溉研究所 | A kind of piping flow control valve of automatic adapted soil soil moisture content |
| CN111357624A (en) * | 2020-04-17 | 2020-07-03 | 中国农业科学院农田灌溉研究所 | Automatic irrigation detection device |
-
2019
- 2019-06-11 CN CN201920867368.6U patent/CN210003903U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110131460A (en) * | 2019-06-11 | 2019-08-16 | 中国农业科学院农田灌溉研究所 | A kind of piping flow control valve of automatic adapted soil soil moisture content |
| CN111357624A (en) * | 2020-04-17 | 2020-07-03 | 中国农业科学院农田灌溉研究所 | Automatic irrigation detection device |
| CN111357624B (en) * | 2020-04-17 | 2021-11-05 | 中国农业科学院农田灌溉研究所 | Automatic irrigation detection device |
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| CF01 | Termination of patent right due to non-payment of annual fee |