CN117822692A - Water taking device, irrigation system and control method - Google Patents
Water taking device, irrigation system and control method Download PDFInfo
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- CN117822692A CN117822692A CN202311647055.7A CN202311647055A CN117822692A CN 117822692 A CN117822692 A CN 117822692A CN 202311647055 A CN202311647055 A CN 202311647055A CN 117822692 A CN117822692 A CN 117822692A
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Abstract
The application provides a water intaking device, irrigation system and control method, water intaking device includes water intaking subassembly, absorption station, desorption station and drive assembly. The water intake assembly is used for absorbing moisture and releasing the absorbed moisture under the desorption condition. When the water taking component is positioned at the adsorption station, water is adsorbed; when the water taking component is positioned at the desorption station, the absorbed moisture is released and condensed; the driving assembly is connected with the water taking assembly and is used for driving the water taking assembly to rotate in a continuous circulation mode at the adsorption station and the desorption station. Because the water taking assembly continuously and circularly rotates on the adsorption station and the desorption station, the water taking assembly can circularly acquire liquid water continuously between states of adsorbing water and desorbing water, and water taking efficiency is improved.
Description
Technical Field
The application belongs to the technical field of water collection, and particularly relates to a water taking device, an irrigation system and a control method.
Background
With the continued pressure of global climate change exacerbation and population growth, water resource scarcity becomes a serious problem. Drought and water resource shortages have created great challenges for agricultural production and people's lives in many areas. Under the background, the atmospheric water collecting technology is developed, so that the problem of water resource shortage is solved, and sustainable agricultural production is supported.
Traditional water resource acquisition methods rely mainly on groundwater, rivers and lakes, but these resources are limited and face problems of pollution and over-exploitation. Atmospheric water collection technology allows us to capture fresh water from the atmosphere, converting it into water resources that can be used for irrigation and other purposes. However, in the prior art CN116607599a, the atmospheric water collection is not continuous, but is intermittent, adsorbed once, desorbed once, and switched back and forth, or as if an array is implemented, the switching is performed among a plurality of adsorption and desorption beds, so-called continuous effect is achieved. The prior art designs like this, and the efficiency of water intaking is not high, and can not satisfy continuous, stable water intaking needs.
Disclosure of Invention
The technical problem to be solved in this application lies in providing a water intaking device, irrigation system and control method, aims at solving among the prior art water intaking inefficiency, can not continuous, stable water intaking's problem.
In order to solve the technical problems, the application is realized by the following scheme:
in a first aspect, the present application provides a water intake device comprising:
the water taking assembly is used for absorbing moisture and releasing the absorbed moisture under the desorption condition;
the water taking assembly is positioned at the adsorption station and used for absorbing water;
the desorption station is used for releasing and condensing the adsorbed moisture when the water taking component is positioned at the desorption station;
the driving assembly is connected with the water taking assembly and used for driving the water taking assembly to circularly rotate at the adsorption station and the desorption station.
Further, the water taking assembly comprises a water taking part and two rolling wheels, and the water taking part is in a ring belt shape;
two ends of the water taking component are respectively connected with the two rolling wheels in a sliding way;
one of the two rolling wheels is connected with the driving assembly, and the driving assembly drives the rolling wheel to rotate so as to drive the water taking component to rotate in a continuous circulation mode at the adsorption station and the desorption station.
Further, the water taking component comprises an adsorption material and an adhesion material;
the adsorption material comprises at least one of metal organic framework material, hydrogel, aerogel, silica gel, zeolite, active carbon fiber felt, active alumina and hygroscopic salt;
the adhesive material comprises at least one of sodium alginate, chitosan, sodium polyacrylate and cellulose.
Further, the adsorption station is provided with a light blocking cover, the light blocking cover is provided with a first light transmission window, and the desorption station is arranged on the first light transmission window.
Further, the desorption station is provided with a cooler and a condensation bin which are connected;
the condensing bin comprises a first side plate, a second side plate, a third side plate, a fourth side plate and an upper side plate, and is provided with a condensing cavity which is communicated with the first light-transmitting window;
the cooler comprises at least one of a vapor chamber, a heat pipe, a fan, a thermoelectric refrigerating sheet, a compression refrigerating heat exchanger, a semiconductor condenser and a water chiller.
Further, the first side plate, the second side plate, the third side plate and the fourth side plate are sequentially connected, and four sides of the upper side plate are respectively connected with the first side plate, the second side plate, the third side plate and the fourth side plate; and/or
The first side plate and the third side plate are the condensing plates, and the second side plate, the fourth side plate and the upper side plate are light shielding plates; and/or
The second side plate is inclined towards the direction gradually approaching the fourth side plate along the direction of the second light-transmitting window towards the first light-transmitting window, and the fourth side plate is inclined towards the direction gradually approaching the second side plate; and/or
A second light-transmitting window is arranged above the condensation bin, and the second light-transmitting window corresponds to the first light-transmitting window in position; and/or
The surrounding plate is arranged on the peripheral side of the first light-transmitting window, and a water storage tank is formed between the surrounding plate and the condensation bin.
Further, the water taking device comprises a waste heat heating module, the position of the waste heat heating module corresponds to that of the first light transmission window, and the water taking component is located between the waste heat heating module and the first light transmission window.
Further, the driving assembly comprises a driving motor and an output shaft, and the output shaft is connected with one of the two rolling wheels.
In a second aspect, the present application provides a farm irrigation system comprising a water intake device according to any of the first aspects, a water reservoir, a sensor and a controller, the water intake device being connected to the water reservoir, the controller being connected to the sensor and the drive assembly, respectively;
the sensor includes a humidity sensor, a water level sensor, and a temperature sensor.
In a third aspect, the present application provides a method of controlling an irrigation system, the method being applied to the irrigation system of any of the second aspects, the method comprising:
acquiring air humidity, and controlling the water taking rate of the water taking device according to the air humidity;
controlling the rate of water intake from the water intake device includes at least the following:
controlling the rotation speed of the driving assembly;
controlling the temperature of the desorption station;
and controlling the temperature of the condensation bin.
Compared with the prior art, the water taking device has the beneficial effects that: the water taking device comprises a water taking component, an adsorption station, a desorption station and a driving component. The water intake assembly is used for absorbing moisture and releasing the absorbed moisture under the desorption condition. When the water taking component is positioned at the adsorption station, water is adsorbed; releasing the adsorbed moisture when the water taking component is positioned at the desorption station; the driving assembly is connected with the water taking assembly and is used for driving the water taking assembly to circularly rotate at the adsorption station and the desorption station. Because the water intaking subassembly is in adsorbing the station and inhale the station on the circulation rotation to the water intaking subassembly can be in adsorbing moisture, release the state of moisture and circulate, with continuous acquisition moisture, and then improves water intaking efficiency.
Drawings
FIG. 1 is a schematic view of the overall structure of a water intake device according to an embodiment of the present application;
FIG. 2 is a cross-sectional view of a water intake device in an embodiment of the present application;
FIG. 3 is a position diagram of an adsorption station and a desorption station in an embodiment of the present application;
FIG. 4 is a schematic diagram of an assembly structure of a water intake device according to an embodiment of the present disclosure;
FIG. 5 is a schematic view of an assembly structure of a water intake assembly according to an embodiment of the present application;
FIG. 6 is a schematic view of a light barrier according to an embodiment of the present application;
FIG. 7 is a schematic view of the structure of a condensation chamber in an embodiment of the present application;
FIG. 8 is a second schematic diagram of an assembly structure of the water intake device according to the embodiment of the present application;
FIG. 9 is a schematic diagram of a drive assembly according to an embodiment of the present application;
FIG. 10 is a schematic view of the overall structure of an irrigation system according to an embodiment of the present application;
fig. 11 is a schematic diagram of the overall structure of the farm system according to the embodiment of the present application.
In the drawings, each reference numeral denotes: 100. a water intake device; 1. a water intake assembly; 11. a water intake member; 12. a rolling wheel; 122. a connecting shaft; 2. an adsorption station; 21. a light blocking cover; 211. a first light-transmitting window; 2111. coaming plate; 2112. a water storage tank; 3. a desorption station; 31. a condensation bin; 301. a condensing chamber; 302. a second light-transmitting window; 303. a first water outlet; 311. a first side plate; 312. a second side plate; 313. a third side plate; 314. a second side plate; 315. an upper side plate; 32. a cooler; 4. a drive assembly; 41. a driving motor; 42. an output shaft; 5. a base; 51. a sidewall; 52. an adsorption chamber; 53. a void; 6. a waste heat heating module; 200. an irrigation system; 201. a water reservoir; 2011. a water inlet; 202. a sensor; 203. a controller; 300. farm system.
Detailed Description
Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and intended to explain the present application and should not be construed as limiting the present application, and all other embodiments obtained by persons of ordinary skill in the art without creative efforts based on the embodiments in the present application are within the scope of protection of the present application.
In the description of the present application, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "circumferential," "radial," etc. indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the present application.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Traditional water resource acquisition methods rely mainly on groundwater, rivers and lakes, but these resources are limited and face problems of pollution and over-exploitation. Atmospheric water collection technology allows us to capture fresh water from the atmosphere, converting it into water resources that can be used for irrigation and other purposes. However, in the prior art CN116607599a, the atmospheric water collection is not continuous, but is intermittent, adsorbed once, desorbed once, and switched back and forth, or as if an array is implemented, the switching is performed among a plurality of adsorption and desorption beds, so-called continuous effect is achieved. The prior art designs like this, and the efficiency of water intaking is not high, can not continuous water intaking.
In view of the above technical problems, the present application provides a water intake device 100, an irrigation system 200 and a farm system 300.
Non-limiting embodiments of the present application are described in detail below with reference to the attached drawing figures.
Fig. 1 is a schematic diagram of the overall structure of a water intake device 100 according to an embodiment of the present application; as shown in fig. 2, a cross-sectional view of a water intake device 100 in an embodiment of the present application; as shown in fig. 3, a position diagram of the suction station 2 and the desorption station 3 in the embodiment of the present application is shown; fig. 4 is a schematic diagram illustrating an assembly structure of the water intake device 100 according to the embodiment of the present application. As can be seen from fig. 1-4, the water intake device 100 comprises a water intake assembly 1, an adsorption station 2, a desorption station 3, and a drive assembly 4.
The water intake assembly 1 is used for adsorbing moisture and releasing the adsorbed moisture under desorption conditions. The water intake assembly 1 is at least partially made of a water absorbing material and can absorb moisture in a humid environment, wherein the humid environment comprises humid air, humid grains and articles with a certain humidity. The desorption condition refers to the temperature which is greater than or equal to the desorption temperature of the water absorbing material, and the specific temperature of the desorption condition can be determined according to the actual water absorbing material of the water taking assembly 1. Desorption refers to the evaporation of adsorbed moisture by the water absorbing material.
When the water intake assembly 1 is located at the adsorption station 2, moisture is adsorbed, so that more moisture is carried by part of the water intake assembly 1. When the water intake assembly 1 is positioned at the desorption station 3, absorbed moisture is released and collected, so that the purpose of taking water in a humid environment is realized.
The driving component 4 is connected with the water taking component 1 and is used for driving the water taking component 1 to circularly rotate at the adsorption station 2 and the desorption station 3, the water taking component 1 adsorbs moisture at the adsorption station 2, then moves to the desorption station 3 to release the moisture, and returns to the adsorption station 2 again, so that the water can be continuously taken in through the circular movement at the adsorption station 2 and the desorption station 3. The cyclic rotation refers to the back and forth movement on the adsorption station 2 and the desorption station 3, so that the water intake assembly 1 is circulated between the adsorption state and the desorption state.
In this embodiment, through water intaking subassembly 1 at absorption station 2 and desorption station 3 on circulation to water intaking subassembly 1 can be in absorption moisture, release moisture's state between circulation, with continuous acquisition moisture, and then improves water intaking efficiency.
In one embodiment, as shown in fig. 5, the water intake assembly 1 includes a water intake member 11 and two rolling wheels 12, and the water intake member 11 has a ring belt shape. The two ends of the water intake part 11 are respectively connected with two rolling wheels 12 in a sliding way. The water intake member 11 is in the shape of an endless belt, and two rolling brushes are provided in the endless belt of the water intake member 11 and slidably connected to both ends of the water intake member 11. One of the two rolling wheels 12 is connected with the driving assembly 4, and the driving assembly 4 drives the rolling wheel 12 to rotate so as to drive the water taking part 11 to continuously and circularly rotate at the adsorption station 2 and the desorption station 3. The driving assembly 4 drives the rolling wheel 12 to rotate, and the rolling wheel 12 drives the water taking part 11 to rotate. When the water taking part 11 rotates, the moving track of the water taking part 11 is in a ring belt shape, the adsorption station 2 and the analysis station are arranged on the moving track, and the adsorption station 2 and the analysis station are adjacent, so that the water taking part 11 moves to the analysis station after adsorbing moisture by the adsorption station 2, releases the moisture, and then rotates back to the adsorption station 2 to adsorb the moisture.
In the above-described embodiment, the water intake device 100 according to the present application is provided in a ring-like shape by the water intake member 11, and both ends of the water intake member 11 are slidably connected to the two rolling wheels 12, respectively. The driving assembly 4 drives the rolling wheel 12 to rotate, so that the water taking part 11 circularly rotates at the adsorption station 2 and the desorption station 3, and the water taking part 11 moves to the desorption station 3 to release the moisture with the adsorbed moisture after passing through the adsorption station 2, so that the water taking part is rotated back to the adsorption station 2 again to adsorb the moisture.
It will be appreciated that at least one adsorption station 2 and at least one desorption station 3 may be provided on the movement path of the water intake member 11, the adsorption station 2 and the desorption station 3 being adjacent, so that the water intake member 11 may pass through the desorption station 3 after passing through the adsorption station 2 or pass through the desorption station 3 after passing through the adsorption station 2, thereby moving back and forth between the adsorption station 2 and the desorption station 3.
In one embodiment, the water intake member 11 is made of a material including an adsorbing material and an adhesive material. The adsorption material can adsorb moisture in a moist environment, and the moisture adsorbed by the adsorption material is desorbed, i.e. evaporated from the adsorption material, when the ambient temperature is greater than or equal to the desorption temperature. The water taking part 11 is made of an adsorption material, and moisture is adsorbed when the water taking part 11 is arranged at the adsorption station 2; when the water intake part 11 is at the desorption station 3, moisture is desorbed, so that the desorbed moisture is collected, and water intake from the humid environment is realized. The humid environment is illustratively air, the water intake part 11 is exposed to the air at the adsorption station 2, adsorbs moisture in the air, and then desorbs the adsorbed moisture at the desorption station 3. It will be appreciated that the temperature at desorption station 3 is greater than the temperature at adsorption station 2, and that the temperature at adsorption station 2 is less than the desorption temperature of the adsorbent material.
In the above-mentioned embodiment, the preparation material of this application water intaking part 11 includes the adsorption material, realizes adsorbing moisture at adsorption station 2 through the adsorption material, realizes desorbing the adsorbed moisture at desorption station 3 to realize water intaking part 11 in the circulation of adsorption state and desorption state, thereby can get water from humid environment, and adsorption material can cyclic utilization. Furthermore, the dynamic balance between adsorption and desorption is realized by optimizing the adsorption and desorption dynamics of the adsorption material, and the adsorption material is not dried or excessively wet at any time.
In some embodiments, the adsorbent material comprises at least one of a metal organic framework material, a hydrogel, an aerogel, a silica gel, a zeolite, an activated carbon fiber felt, an activated alumina, a hygroscopic salt. Illustratively, the metal organic framework material includes MOF-303, MOF-801, MIL-101 (Cr), and the like. The hydrogel comprises polyacrylamide and poly (2-acrylamide-2-methylpropanesulfonic acid), and polymethylene bisacrylamide. The aerogel comprises sodium alginate, calcium alginate, graphene oxide, cellulose, various modified celluloses, artificial celluloses and bacterial celluloses. Hygroscopic salts include lithium chloride, calcium chloride, lithium bromide, and strontium bromide. The adsorbent material may be at least one of a metal organic framework material, hydrogel, aerogel, silica gel, zeolite, activated carbon fiber felt, activated alumina, hygroscopic salt in combination, including but not limited to, chemical bonding, dip drying, filling, mechanical compression compounding, porous membrane encapsulation, uv crosslinking, wet spinning, blending, twisting, and the like. The adhesive material comprises at least one of sodium alginate, chitosan, sodium polyacrylate and cellulose.
The water taking component 11 is made of the adsorption material, so that the water taking component 11 has good water adsorption and desorption performances, and the water taking capacity of the water taking component 11 from a humid environment is improved.
In some embodiments, as shown in fig. 6, the adsorption station 2 is provided with a light blocking cover 21, the light blocking cover 21 is provided with a first light transmission window 211, and the desorption station 3 is provided on the first light transmission window 211. The light blocking cover 21 can block light from the outside, and prevent the water intake member 11 from absorbing moisture. Illustratively, the water intake device 100 is used to absorb moisture in air, and external sunlight can be irradiated on the water intake component 11 located at the desorption station 3 through the first light transmission window 211. Under the irradiation of sunlight, the temperature of the desorption station 3 is increased, so that the water taking part 11 positioned in the desorption station 3 is heated, and the moisture absorbed by the water taking part 11 is evaporated, thereby realizing desorption.
In the above embodiment, the water intake device 100 obtains external solar energy through the first light transmission window 211, and can make full use of solar energy in nature as heat energy required by desorption of the water intake component 11, so that the energy is saved and the environment is protected.
Illustratively, the desorption station 3 is disposed on the first light-transmitting window 211, that is, the position of the first light-transmitting window 211 is the desorption station 3, and the rest positions of the moving track of the water intake component 11 are the adsorption stations 2. The water intake part 11 is in the shape of an annular belt, the part of the water intake part 11 positioned at the position of the first light transmission window 211 is desorbed, and meanwhile, the parts of other water intake parts 11 absorb moisture in the air at the adsorption station 2, so that the continuity of water intake is realized, and the water intake efficiency is further improved.
In some embodiments, referring to fig. 1-4 and 7, the desorption station 3 is provided with a condensation chamber 31 surrounded by a condensation plate and a light shielding plate, and the condensation chamber 31 is provided with a condensation chamber 301. It will be appreciated that in the desorption station 3, the water in the water intake section 11 evaporates and the evaporated water can be cooled in the condensation chamber 31 to condense into water. As will be appreciated, the water intake part 11 adsorbs moisture in the air at the adsorption station 2, and the water intake part 11 moves to the desorption station 3 for desorption under the drive of the drive assembly 4, that is, the moisture of the water intake part 11 evaporates into the condensation bin 31, and is cooled in the condensation bin 31, thereby condensing into water. On the one hand, the condensation bin 31 can prevent the evaporated moisture from overflowing, so that the evaporated moisture can be collected; the condensation chamber 31 may cool the evaporated moisture to condense the evaporated moisture into water.
A second light-transmitting window 302 is arranged above the condensation bin 31, and the second light-transmitting window 302 corresponds to the first light-transmitting window 211. The condensation bin 31 is located at the first light-transmitting window 211, so that sunlight can be irradiated in, the water intake part 11 located at the first light-transmitting window 211 is heated, moisture carried by the water is evaporated, and the evaporated moisture is collected by the condensation bin 31. The condensation bin 31 located at the first light-transmitting window 211 can collect the evaporated moisture better, so that the moisture evaporated by the water taking component 11 can enter the condensation bin 31 immediately, but the condensation bin 31 is located at the first light-transmitting window 211 and can prevent the sunlight from irradiating the desorption station 3. In order to solve the problem that the condensation bin 31 shields sunlight, a second light-transmitting window 302 is arranged above the condensation bin 31, and the second light-transmitting window 302 corresponds to the first light-transmitting window 211 in position. Sunlight can pass through the second light-transmitting window 302 and the first light-transmitting window 211 and irradiate the desorption station 3.
In the above-mentioned embodiment, this application water intaking device 100 collects and cools off the moisture that water intaking part 11 evaporated in desorption station 3 through condensation storehouse 31, condenses the moisture that evaporates into water, so sets up, and water intaking device 100 can direct output water, uses water for irrigation or other uses.
Illustratively, the second light-transmitting window 302 is provided with a light-transmitting plate, and the light-transmitting plate may be provided with a shutter (not shown in the figure), so that the amount of light entering can be controlled by controlling the shutter, and the desorption rate can be adjusted by further adjusting the heating area, so as to adjust the water taking efficiency.
Illustratively, it is made of a material with high solar transmittance, including glass (optical glass, ultrawhite glass, etc.), polyethylene film, transparent radiation refrigerating film, acryl, etc. When using a non-self supporting film layer material, a support frame is also required to spread the film.
In some embodiments, the condensation chamber 301 is in communication with the first light-transmitting window 211, and the water evaporated from the water intake member 11 may directly enter the condensation chamber 301 from the first light-transmitting window 211 for cooling and condensing into water. At least one side of the condensation bin 31 is provided with a condensation plate, and at least the upper end of the condensation bin 31 is provided with a light shielding plate. It will be appreciated that the condensing plate serves to condense the evaporated moisture in the condensing chamber 301, thereby condensing the water on the condensing plate into water that flows down the condensing plate. The shielding plate is used for shielding the condensation cavity 301 from sunlight, so as to prevent the sunlight from affecting the cooling and condensation of the evaporated moisture in the condensation cavity 301, and the shielding plate can be made of any opaque material. The second light-transmitting window 302 is arranged on a shielding plate, i.e. the shielding plate is arranged at least above the condensation chamber 31. It is understood that the condensing plate is made of a metal (such as copper, aluminum, etc.) with high thermal conductivity, a non-metal material (such as carbon plate, etc.), or a film material with radiation refrigeration function (such as sky radiation refrigeration material), or a flat plate type heat pipe or a soaking plate with high thermal conductivity is selected.
In the above-mentioned embodiment, this application water intaking device 100 can condense the moisture of evaporation in the condensation chamber 301 better through setting up the condensate plate to make the water that condenses can adhere to on the condensate plate, flow down along the condensate plate, can collect the water that condenses at the condensate plate lower extreme, so set up, collect the moisture of evaporation comparatively simple, and feasible.
In some embodiments, the condensation bin 31 includes a first side plate 311, a second side plate 312, a third side plate 313, a fourth side plate 314, and an upper side plate 315, wherein the first side plate 311, the second side plate 312, the third side plate 313, and the fourth side plate 314 are sequentially connected, and four sides of the upper side plate 315 are respectively connected to the first side plate 311, the second side plate 312, the third side plate 313, and the fourth side plate 314. That is, the condensation chamber 31 has five surfaces, four surfaces on the peripheral side are the surfaces of the first side plate 311, the second side plate 312, the third side plate 313, and the fourth side plate 314, and the upper side surface above is the surface of the upper side plate 315. The lower part of the condensation bin 31 is connected with the first light-transmitting window 211. The first side plate 311 and the third side plate 313 are the condensing plates, and the second side plate 312, the fourth side plate 314, and the upper side plate 315 are light shielding plates. The upper side plate 315 is a shielding plate, which can shield sunlight on one hand and avoid influencing the cooling and condensing of evaporated moisture in the condensation bin 31 to water; on the other hand, the water drops are prevented from adhering to the inner wall of the upper side, and then the water drops are prevented from falling down to the desorption station 3 under the action of gravity.
In the above embodiment, the condensation bin 31 of the present application is provided with the light shielding plate and the condensation plate, so that the evaporated moisture can be condensed into water, and the external sunlight can be prevented from influencing the evaporated moisture in the condensation cavity 301 to perform condensation.
In some embodiments, along the direction of the second light-transmitting window 302 toward the first light-transmitting window 211, the second side plate 312 is inclined in a direction gradually approaching the fourth side plate 314, and the fourth side plate 314 is inclined in a direction gradually approaching the second side plate 312. By arranging the second side plate 312 and the fourth side plate 314 in this way, water drops formed on the second side plate 312 and the fourth side plate 314 can be well drained, and the water drops flow downwards along the second side plate 312 and the fourth side plate 314, so that water is collected below the condensation bin 31. It will be appreciated that the evaporated moisture condenses into water on the second side plate 312 and the fourth side plate 314, and more water droplets are formed on the second side plate 312 and the fourth side plate 314, so that the water droplets can flow down from the second side plate 312 and the fourth side plate 314 more quickly, thereby providing a location for the adhesion of the evaporated moisture to the subsequent evaporation, and improving the efficiency of the condensation of the evaporated moisture.
In some embodiments, referring again to fig. 1-4, the desorption station 3 is provided with a desuperheater 32, said desuperheater 32 being connected to said condensation silo 31. The cooler 32 includes a condenser, a fan, and a chiller. The cooling device 32 is provided to increase the cooling rate of the evaporated moisture in the condensation chamber 31. Illustratively, the cooling of the vaporized moisture may be controlled by controlling the power of the desuperheater 32 to control the water intake device 100 output water velocity. The desuperheater 32 includes at least one of a soaking plate, a heat pipe, a fan, a thermoelectric cooling fin, a compression type cooling heat exchanger, a semiconductor condenser, and a chiller.
In the above-mentioned embodiment, the water intake device 100 of the present application improves the condensation speed of the water evaporated in the condensation bin 31 by providing the cooler 32, so as to take water faster.
In some embodiments, referring again to fig. 2, a shroud 2111 is provided around the perimeter of the first light transmission window 211, and a water storage tank 2112 is formed between the shroud 2111 and the condensation chamber 31. It will be appreciated that the water condensed in the condensation chamber 31 will flow down along the inner wall of the condensation chamber 31 to the lower end of the condensation chamber 31, i.e. to the water storage tank 2112, where it is collected in the water storage tank 2112 for centralized treatment.
In some embodiments, referring again to fig. 1-2 and 7, the condensation chamber 31 is provided with a first water outlet 303, the first water outlet 303 being connected to a water reservoir 2112. The water condensed in the condensation chamber 31 may be discharged out of the condensation chamber 31 through the first water outlet 303, facilitating water intake from the water intake device 100.
In some embodiments, referring to fig. 1 and 6 again, the water intake device 100 includes a base 5, the base 5 is provided with a side wall 51, a light blocking cover 21 is connected with the side wall 51 to form an adsorption cavity 52, the water intake assembly 1 is disposed in the adsorption cavity 52, the side wall 51 is used for supporting the light blocking cover, the light blocking cover can block light, external sunlight is prevented from shining to the adsorption station 2, and moisture in air is prevented from being adsorbed by the water intake component 11. A gap 53 is arranged between the light blocking cover 21 and the base 5, air flow can flow into the adsorption cavity 52 from the gap 53, and air in the adsorption cavity 52 is continuously replaced, so that the water taking component 1 can absorb more moisture in the air.
In some embodiments, as shown in fig. 8, the water intake device 100 includes a waste heat heating module 6, where the location of the waste heat heating module 6 corresponds to the location of the first light transmission window 211, and the water intake part 11 is located between the waste heat heating module 6 and the first light transmission window 211. The waste heat heating module 6 can heat the water intake component 11 to accelerate evaporation of adsorbed water in the water intake component 11, so as to improve water intake efficiency of the water intake device 100. In addition, the waste heat heating module provides supplementary energy for the adsorption material positioned at the desorption station, so that higher-speed and more stable water taking can be realized when the solar heating condition is not ideal or the water release rate is required to be improved.
Illustratively, the waste heat heating module 6 is composed of a soaking plate or a heat pipe or a common pipe with high thermal conductivity, wherein the medium may be at least one of water vapor, water, nano fluid, phase change material, and the heat source of the waste heat heating module 6 may be accessed from the heat exhaust of a building or a factory. Illustratively, the waste heat heating module 6 may add a switch and moving means to withdraw when no waste heat is needed.
In some embodiments, as shown in fig. 9, drive assembly 4 includes a drive motor 41 and an output shaft 42, with output shaft 42 being coupled to one of two scroll wheels 12. The driving motor 41 can drive the output shaft 42 to rotate, and the output shaft 42 drives the rolling wheel 12 to rotate, so that the water taking part 11 is driven to rotate. Illustratively, one of the two rolling brush wheels is a driving wheel, the other rolling brush wheel is a driven wheel, the driving wheel is connected with the output shaft 42, the output shaft 42 rotates, so that the driving wheel is driven to rotate, the driving wheel rotates, the water taking part 11 rotates, and the driven wheel rotates.
In some embodiments, the driving assembly 4 includes a driving motor, a transmission screw, a rotating shaft and a gear, the rotating shaft is connected with the connecting shaft 122, and the driving motor drives the rotating screw to rotate, so as to drive the rotating shaft to rotate, and further drive the connecting shaft 122 to rotate.
In a further embodiment, the roller wheel 12 is provided with a coupling 122, the coupling 122 being connected to the output shaft 42, and a reduction gear may be provided between the coupling 122 and the output shaft 42, for example.
As shown in fig. 10, the present application further provides an irrigation system 200, where the irrigation system 200 includes the water intake device 100 and the water reservoir 201 according to any of the above embodiments, and the water intake device 100 is connected to the water reservoir 201. The water reservoir 201 is used to store water obtained by the water intake device 100, and the stored water can be used to irrigate crops and the like. Illustratively, the water reservoir 201 is provided with a water level sensor 202 for detecting the water level in the water reservoir 201. When the water reservoir 201 level exceeds the acceptable range, water intake from the water intake device 100 will be suspended, for example, driving of the driving assembly 4 is stopped. When the water level is below the set water level, water intake of the water intake device 100 is continued, namely, the driving assembly 4 drives the water intake component 11 to circularly rotate at the adsorption station 2 and the desorption station 3.
The structure and the beneficial effects of the water intake device 100 have been described in detail in the above embodiments, and since the irrigation system 200 includes the water intake device 100, all the structures and the beneficial effects of the water intake device 100 are included, and for brevity of application text, the structures and the beneficial effects of the water intake device 100 included in the irrigation system 200 are not described herein. The water storage tank can also be used for storing redundant clean liquid fresh water produced by the water taking device 100, and the redundant water can also be used for cleaning photovoltaic panels at the top of a bus station, using other water for buildings and the like, and needs to be connected with a pipeline system to realize functions.
In some embodiments, the water reservoir 201 includes a water inlet 2011 and a second water outlet, the water inlet 2011 being connected to the first water outlet 303 of the water intake device 100. The water from the first water outlet 303 is stored directly in the reservoir 201 and can be taken through the second water outlet when it is desired to use the water in the reservoir 201. Illustratively, the water inlet 2011 and the first water outlet 303 are connected by a conduit. The second water outlet is connected with an irrigation nozzle, and water can be dispersed through the nozzle so as to irrigate crops with larger areas. The irrigation modes of the spray head comprise spraying, watering, drip irrigation and the like. The spray head may be connected to the controller 203, and the operation of the spray head may be controlled by the controller 203.
In some embodiments, irrigation system 200 includes a sensor 202 and a controller 203, controller 203 being coupled to sensor 202 and drive assembly 4, respectively. The controller 203 is used to control the operation of the irrigation system 200. Illustratively, the sensor 202 detects an operational or environmental condition of the irrigation system 200, communicates the detected information to the controller 203, and the controller 203 controls the operation of the drive assembly 4 based on the detected information. The controller 203 may include any suitable processing device having data processing capabilities and/or instruction execution capabilities. For example, the controller 203 may be implemented using one or a combination of several of a programmable logic controller 203 (PLC), a Digital Signal Processor (DSP), a Field Programmable Gate Array (FPGA), a Programmable Logic Array (PLA), a Central Processing Unit (CPU), an Application Specific Integrated Circuit (ASIC), a Micro Control Unit (MCU), and other forms of processing units. For example, the controller 203 may be a master chip, i.e., a master MCU, in the irrigation system 200.
In some embodiments, the sensors 202 include a humidity sensor 202, a water level sensor 202, and a temperature sensor 202. The humidity sensor 202 is used for detecting the humidity in the air and/or detecting the humidity of the planting land irrigated by the irrigation system 200, and transmitting the humidity of the air and/or the humidity information of the planting land to the controller 203, and the controller 203 controls the operation of the driving assembly 4 according to the humidity of the air and/or the humidity information of the planting land, so as to obtain the water by controlling the driving water intake assembly 1 to circularly rotate at the adsorption station 2 and the desorption station 3. The water intake assembly 1 is driven to circularly rotate at the adsorption station 2 and the desorption station 3 when the humidity in the air is higher than the first preset humidity; when the humidity of the planting land is smaller than the second preset humidity, the water taking assembly 1 is driven to circularly rotate at the adsorption station 2 and the desorption station 3 so as to obtain the water irrigation planting land. The water level sensor 202 is used to detect the water level of the water reservoir 201, and when the water level of the water reservoir 201 is lower than a preset water level value, water level information can be sent to the controller 203. When receiving the information that the water level is lower than the preset water level value, the controller 203 controls and drives the water intake assembly 1 to circularly rotate at the adsorption station 2 and the desorption station 3 so as to obtain water. The temperature sensor 202 is configured to detect the temperature of the desorption station 3, determine whether the heat of the solar energy is sufficient for desorption through the temperature information, and if the heat is insufficient for desorption, control the heating of the waste heat heating module 6 or control the rotation speed of the driving assembly 4 to be slower so as to reduce the desorption rate.
The present application also provides a control method of the irrigation system 200, which is applied to any one of the irrigation systems 200 of the foregoing embodiments, and the control method includes:
acquiring air humidity, and controlling the water taking rate of the water taking device 100 according to the air humidity;
controlling the rate of water intake from the water intake device 100 includes at least one of:
controlling the rotation speed of the driving assembly 4;
controlling the temperature of the desorption station 3;
the temperature of the condensation chamber 31 is controlled.
Illustratively, the controller 203 of the irrigation system 200 obtains the humidity in the air via the humidity sensor 202 and controls the rate of water intake from the water intake device 100 based on the air humidity. The humidity in the air becomes large, and the water taking rate of the water taking device 100 can be controlled to become large, that is, the humidity in the air is positively correlated with the water taking rate of the water taking device 100.
Illustratively, controlling the rotational speed of the drive assembly 4 may be accomplished by controlling the power of the drive motor 41. When the humidity in the air becomes high, the power of the driving motor 41 is controlled to be high so that the rotation speed of the driving motor 41 becomes high, thereby realizing the speed of driving the water intake part 11 to rotate circularly at the adsorption station 2 and the desorption station 3.
For example, controlling the temperature of the desorption station 3 may control the capture of solar heat and/or control the heat provided by the waste heat heating module 6. Specifically, the second light-transmitting window 302 is provided with a light-transmitting plate, and the light-transmitting plate may be provided with a shutter, so that the amount of light entering can be controlled by controlling the shutter, and the desorption rate can be adjusted by further adjusting the heating area, so as to adjust the water taking efficiency. Specifically, if the medium of the waste heat heating module 6 is water or air, the water inflow or air inflow, or the flow rate or the temperature of the waste heat module is adjusted to adjust the desorption rate, so as to adjust the water taking rate of the water taking device 100.
Illustratively, controlling the temperature of the condensation chamber 31 can control the operating power of the temperature reducer 32 to control the temperature of the condensation chamber 31, and when the humidity in the air becomes large, the operating power of the temperature reducer 32 is adjusted to cool the condensation chamber 31, so as to increase the speed of evaporating water to water, thereby increasing the water taking rate of the water taking device 100.
As shown in fig. 11, the present application also provides a farm system 300, the farm system 300 comprising an irrigation system 200 according to any of the embodiments described above. Likewise, the farm system 300 includes the irrigation system 200 and the water intake device 100, which are constructed and advantageous as described above, and will not be described again.
In some embodiments, farm system 300 includes a planting field where the second water outlet of irrigation system 200 is located. Irrigation system 200 may be used to irrigate a planting field so that a second water outlet (not shown) is provided at the planting field (not shown). Illustratively, the irrigation system 200 is provided with a conduit (not identified in the figures) extending to the planting site, and the second water outlet is provided at one end of the conduit at the planting site.
In some embodiments, the farm system 300 is applied to a roof farm that allows crops to grow on roofs, balconies, walls, etc. of cities and high-density living areas, effectively utilizing unused space. Roof farms have become an important way of sustainable agriculture in urban environments. The water intake device 100, irrigation system 200, and farm system 300 of the present application can be used for water problems on rooftop farms, and are environmentally friendly and sustainable.
The foregoing description of the preferred embodiments of the present application is not intended to be limiting, but is intended to cover any and all modifications, equivalents, and alternatives falling within the spirit and principles of the present application.
Claims (10)
1. A water intake device, characterized in that it comprises:
the water taking assembly is used for absorbing moisture and releasing the absorbed moisture under the desorption condition;
the water taking assembly is positioned at the adsorption station and used for absorbing water;
the desorption station is used for releasing and condensing the adsorbed moisture when the water taking component is positioned at the desorption station;
the driving assembly is connected with the water taking assembly and used for driving the water taking assembly to circularly rotate at the adsorption station and the desorption station.
2. The water intake device of claim 1, wherein the water intake assembly comprises a water intake member and two rolling wheels, the water intake member being in the shape of an annular band;
two ends of the water taking component are respectively connected with the two rolling wheels in a sliding way;
one of the two rolling wheels is connected with the driving assembly, and the driving assembly drives the rolling wheel to rotate so as to drive the water taking component to rotate in a continuous circulation mode at the adsorption station and the desorption station.
3. The water intake device of claim 2, wherein the water intake member is made of a material comprising an adsorbent material and an adhesive material;
the adsorption material comprises at least one of metal organic framework material, hydrogel, aerogel, silica gel, zeolite, active carbon fiber felt, active alumina and hygroscopic salt;
the adhesive material comprises at least one of sodium alginate, chitosan, sodium polyacrylate and cellulose.
4. The water intake device of claim 2, wherein the adsorption station is provided with a light blocking cover, the light blocking cover is provided with a first light transmission window, and the desorption station is provided with the first light transmission window.
5. The water intake device of claim 4, wherein the desorption station is provided with a cooler and a condensation bin connected;
the condensing bin comprises a first side plate, a second side plate, a third side plate, a fourth side plate and an upper side plate, and is provided with a condensing cavity which is communicated with the first light-transmitting window;
the cooler comprises at least one of a vapor chamber, a heat pipe, a fan, a thermoelectric refrigerating sheet, a compression refrigerating heat exchanger, a semiconductor condenser and a water chiller.
6. The water intake device of claim 5, wherein the first side plate, the second side plate, the third side plate, and the fourth side plate are connected in sequence, four sides of the upper side plate being connected to the first side plate, the second side plate, the third side plate, and the fourth side plate, respectively; and/or
The first side plate and the third side plate are the condensing plates, and the second side plate, the fourth side plate and the upper side plate are light shielding plates; and/or
The second side plate is inclined towards the direction gradually approaching the fourth side plate along the direction of the second light-transmitting window towards the first light-transmitting window, and the fourth side plate is inclined towards the direction gradually approaching the second side plate; and/or
A second light-transmitting window is arranged above the condensation bin, and the second light-transmitting window corresponds to the first light-transmitting window in position; and/or
The surrounding plate is arranged on the peripheral side of the first light-transmitting window, and a water storage tank is formed between the surrounding plate and the condensation bin.
7. The water intake device of any one of claims 4-6, wherein the water intake device includes a waste heat heating module, the waste heat heating module corresponds in position to the first light transmission window, and the water intake component is located between the waste heat heating module and the first light transmission window.
8. A water intake device according to any one of claims 2 to 6, wherein the drive assembly includes a drive motor and an output shaft, the output shaft being connected to one of the two scroll wheels.
9. An irrigation system comprising a water intake device according to any one of claims 1-7, a water reservoir, a sensor, and a controller, the water intake device being coupled to the water reservoir, the controller being coupled to the sensor and the drive assembly, respectively;
the sensor includes a humidity sensor, a water level sensor, and a temperature sensor.
10. A control method of an irrigation system, wherein the control method is applied to the irrigation system of claim 9, the control method comprising:
acquiring air humidity, and controlling the water taking rate of the water taking device according to the air humidity;
controlling the rate of water intake from the water intake device includes at least one of:
controlling the rotation speed of the driving assembly;
controlling the temperature of the desorption station;
and controlling the temperature of the condensation bin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311647055.7A CN117822692A (en) | 2023-12-04 | 2023-12-04 | Water taking device, irrigation system and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311647055.7A CN117822692A (en) | 2023-12-04 | 2023-12-04 | Water taking device, irrigation system and control method |
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| CN117822692A true CN117822692A (en) | 2024-04-05 |
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| CN202311647055.7A Pending CN117822692A (en) | 2023-12-04 | 2023-12-04 | Water taking device, irrigation system and control method |
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| Country | Link |
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| CN (1) | CN117822692A (en) |
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- 2023-12-04 CN CN202311647055.7A patent/CN117822692A/en active Pending
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