CN212640013U - Rainwater collection and solar saline water desalination device for saplings in saline-alkali soil - Google Patents

Rainwater collection and solar saline water desalination device for saplings in saline-alkali soil Download PDF

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Publication number
CN212640013U
CN212640013U CN202020923537.6U CN202020923537U CN212640013U CN 212640013 U CN212640013 U CN 212640013U CN 202020923537 U CN202020923537 U CN 202020923537U CN 212640013 U CN212640013 U CN 212640013U
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China
Prior art keywords
saline
fresh water
rainwater
evaporation
plastic film
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Expired - Fee Related
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CN202020923537.6U
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Chinese (zh)
Inventor
徐化凌
陈小芳
陈纪香
于德花
谢小丁
朱立强
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Dongying Academy Of Agricultural Sciences
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Dongying Academy Of Agricultural Sciences
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/108—Rainwater harvesting
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/124—Water desalination
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/124—Water desalination
    • Y02A20/138—Water desalination using renewable energy
    • Y02A20/142—Solar thermal; Photovoltaics
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/20—Controlling water pollution; Waste water treatment
    • Y02A20/208—Off-grid powered water treatment
    • Y02A20/212—Solar-powered wastewater sewage treatment, e.g. spray evaporation

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  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)

Abstract

The utility model relates to a saline and alkaline land is rainwater collection and solar energy salt water desalination device for sapling. The technical scheme is as follows: the foundation main body is of a semicircular structure, and a plastic film is arranged between the upper annular support rod and the side support rods; the outward flange department of basis main part and the outside that is located the collateral branch vaulting pole are equipped with the outer rainwater groove of semicircle annular, are equipped with the interior evaporation fresh water groove of semicircle annular in the basis main part of the inboard of collateral branch vaulting pole, are equipped with the saline water tank of semicircle annular in the basis main part, and the fresh water of plastic film inner chamber evaporation flows to interior evaporation fresh water groove along the inner surface, collects the outflow through evaporation fresh water pipe with fresh water discharge, and outer rainwater groove is received with the rainwater to the plastic film surface to discharge through the rainwater pipe. The beneficial effects are that: not only can keep moisture in the soil to the little sapling department on every side, keep off the grass, but also can produce fresh water irrigates for little sapling, the utility model discloses a plastic film is with low costs, and the equipment is convenient, does not consume electric power or fossil energy, can promote by a large scale.

Description

Rainwater collection and solar saline water desalination device for saplings in saline-alkali soil
Technical Field
The utility model relates to a saline and alkaline land improvement device, in particular to saline and alkaline land is rainwater collection and solar energy salt water desalination device for sapling.
Background
At present, in the yellow river delta area, a plurality of saline-alkali soil exist, and a plurality of methods are provided for improving the saline-alkali soil, wherein the first method is water conservancy improvement: a perfect irrigation and drainage system is established, irrigation and drainage are separated, water consumption management is enhanced, the water level of underground water is strictly controlled, and salt in soil is continuously leached and removed through irrigation flushing, flood diversion, silt discharging and the like. The second is agricultural technology improvement: the soil composition and structure are improved through deep ploughing, land leveling, additional soil filling, grass covering, silt turning, sand covering, organic fertilizer application and the like, the soil permeability is enhanced, and salt leaching is accelerated. The third is biological improvement: planting and turning over green manure pasture, returning straw to the field, applying bacterial manure, planting salt-tolerant plants, planting trees and forestation and the like, improving soil fertility, improving soil structure, improving field microclimate, reducing water evaporation on the ground surface and inhibiting salt return. The fourth is a chemical modification: and (3) applying modifiers such as gypsum, black alum and the like to alkaline earth, alkaline soil and soda saline soil to reduce or eliminate the alkaline content of the soil and improve the physicochemical property of the soil. All measures should be taken comprehensively, and the expected effect can be obtained according to local conditions. However, the above methods do not leave fresh water resources for irrigation, but the fresh water resources of saline-alkali soil are limited, so that a large amount of fresh water is difficult to find, and although the existing seawater desalination can be realized, the cost is high, and the method is not suitable for the large demand of the saline-alkali soil.
The Chinese patent document publication No. CN207537176U, entitled "solar seawater desalination device", belongs to an inflatable portable solar seawater desalination device, and the solar seawater desalination device comprises an inflatable pillar and a heat insulation layer, wherein the inflatable pillar is arranged above the heat insulation layer, each surface of the inflatable pillar is closed into a closed structure through a PVC film, and meanwhile, a seawater inlet/outlet and a fresh water outlet are arranged on the PVC film, and an inflatable pillar inflating opening is arranged on the inflatable pillar. The light absorbing sheet is arranged in the sealing structure and on the bottom PVC film, and the PVC film is provided with a closed zipper. The utility model discloses do not introduce any outside energy except solar energy, improved portability, luminousness, light and heat conversion efficiency and water yield by a wide margin through structural design and material selection, accomodate convenient to use. But the structure of adopting inflatable is for portable convenience, but long-term large-scale installation on the air in saline and alkaline land is still not suitable for needs.
In addition, especially in the saline-alkali area planted with small saplings, because the small saplings have poor saline-alkali tolerance and are relatively lack of fresh water, it is necessary to design a desalination device specially used for the small saplings in the saline-alkali area.
Disclosure of Invention
The utility model aims at providing a saline and alkaline land is rainwater collection and solar energy salt water desalination device for sapling to the above-mentioned defect that prior art exists, install in saline and alkaline area's sapling outer lane, adopt solar energy film evaporation salt water and then the condensation forms fresh water to can directly collect the rainwater and irrigate on sapling next door, need not adopt costly solar cell or other electric power facilities.
The utility model provides a pair of saline and alkaline land is rainwater collection and solar energy salt water desalination device for sapling, its technical scheme is: the device comprises a basic main body (1), a basic center hole (2), center support rods (3), side support rods (4), a center channel (5), an outer rainwater tank (6), a rainwater pipe (7), an inner evaporation fresh water tank (8), an evaporation fresh water pipe (9), an upper annular support rod (10), plastic films (11) and a saline water tank (12), wherein the basic main body (1) is of a semi-circular structure, the basic center hole (2) is formed in the center of the basic main body (1), a plurality of center support rods (3) are fixed on the outer ring of the basic center hole (2), the semicircular upper annular support rods (10) are arranged at the tops of the center support rods (3), the side support rods (4) are arranged at the outer edge of the basic main body (1), and the plastic films (11) are arranged between the upper annular support rods (10) and the side support rods (4); the outward flange department of basis main part (1) and the outside that is located collateral branch vaulting pole (4) are equipped with outer rainwater groove (6) of semicircle annular, be equipped with interior evaporation fresh water groove (8) of semicircle annular on the basis main part (1) of the inboard of collateral branch vaulting pole (4), upper surface at basis main part (1) is equipped with annular salt water groove (12) of semicircle annular, the fresh water of plastic film (11) inner chamber evaporation flows interior evaporation fresh water groove (8) along the inner surface, discharge fresh water through evaporation fresh water pipe (9) and collect the outflow, outer rainwater groove (6) are received with the rainwater to plastic film (11) surface, and discharge through rainwater pipe (7).
Preferably, the outer rain gutter (6) is semicircular and gradually reduces in height from one end to the other end, one end of the rain pipe (7) is the lowest in height, and rain water received by the outer surface of the plastic film (11) flows to one end of the rain pipe (7) at the lowest point along the outer rain gutter (6).
Preferably, the inner evaporation fresh water tank (8) is semicircular, the height of the inner evaporation fresh water tank gradually decreases from one end to the other end, the height of one end of the evaporation fresh water pipe (9) is the lowest, and the evaporated and condensed fresh water formed on the inner surface of the plastic film (11) flows to one end of the evaporation fresh water pipe (9) at the lowest point along the inner evaporation fresh water tank (8).
Preferably, the salt water tank (12) has a horizontal structure, and a water replenishing port is provided at an outer side thereof for replenishing salt water and alkali water.
Preferably, the plastic film (11) is a non-drop film, the non-drop surface faces inwards, and water condensed after evaporation forms stream drops and slides into the internal evaporation fresh water tank (8).
Preferably, the base body (1) is made of a plastic plate or a foam plate having a semicircular structure, and the upper surface of the base body is provided with a salt water tank (12).
Preferably, one side of the basic main body (1) is provided with a grass blocking and shading plate (13), and the grass blocking and shading plate (13) is made of semicircular non-woven fabrics or plastic plates and is used for being installed on the back shade side of the small saplings.
The utility model has the advantages that: the utility model is suitable for a large area is used in the small sapling in saline and alkaline area, and one side that has plastic film installs in the sunny side of small sapling, and semi-circular non-woven fabrics or plastic slab are installed to the shady side of small sapling, when having the sun, can carry the temperature through plastic film, and the evaporation condensation is realized through the temperature difference again, to the salt lye evaporation in the salt water groove, and the fresh water that the surface condensation in the plastic film produced collects along the fresh water groove and flows; when raining, rainwater can be collected in the rainwater tank through the outer surface of the plastic film, rainwater collection is achieved, and collected fresh water is directly irrigated to the side of the small saplings, so that not only can soil moisture preservation and grass blocking be carried out on the periphery of the small saplings, but also the generated fresh water can be irrigated to the small saplings, and the plastic film is low in cost, convenient to assemble, free of electric power or fossil energy consumption and capable of being popularized in a large area;
in addition, the semi-circular non-woven fabric or plastic plate is arranged on the shade surface of the small sapling, so that the soil moisture can be preserved on the ground at the shade surface of the tree, the evaporation of water on the shade surface part of the sapling is reduced, and the salt separation can be reduced; secondly, the utility model can also press the ground of the female part to avoid the growth of weeds.
Drawings
FIG. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a partial enlarged view of the present invention;
fig. 3 is a schematic structural view of another angle of the present invention;
in the upper diagram: the device comprises a foundation main body 1, a foundation center hole 2, a center supporting rod 3, side supporting rods 4, a center channel 5, an outer rainwater tank 6, a rainwater pipe 7, an inner evaporation fresh water tank 8, an evaporation fresh water pipe 9, an upper annular supporting rod 10, a plastic film 11, a saline water tank 12 and a grass blocking shade board 13.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Embodiment 1, refer to fig. 1-2 the utility model provides a saline and alkaline land is rainwater collection and solar energy salt water desalination device for sapling, including basic main part 1, basic centre bore 2, central support rod 3, collateral branch vaulting pole 4, central channel 5, outer rainwater groove 6, downspout 7, interior evaporation fresh water groove 8, evaporation fresh water pipe 9, go up annular bracing piece 10, plastic film 11, salt water groove 12, basic main part 1 is half circular ring structure, is equipped with basic centre bore 2 in the center of basic main part 1, the outer lane of basic centre bore 2 is fixed with a plurality of central support rods 3, is equipped with semicircular upper ring shape bracing piece 10 at the top of central bracing piece 3, is equipped with collateral branch vaulting pole 4 at the outward flange department of basic main part 1, is equipped with plastic film 11 between upper ring shape bracing piece 10 and collateral branch vaulting pole 4; the outward flange department of basis main part 1 and the outside that is located collateral branch vaulting pole 4 are equipped with outer rainwater groove 6 of semicircle annular, be equipped with interior evaporation fresh water groove 8 of semicircle annular on the basis main part 1 of the inboard of collateral branch vaulting pole 4, upper surface at basis main part 1 is equipped with salty water tank 12 of semicircle annular, the fresh water of 11 inner chamber evaporations of plastic film flows interior evaporation fresh water groove 8 along the inner surface, collect the outflow through evaporation fresh water pipe 9 with fresh water discharge, outer rainwater groove 6 is received to the 11 surfaces of plastic film, and discharge through rainwater pipe 7.
Wherein, outer rainwater groove 6 is semicircle annular, and by one end to the other end reduce the height gradually, the height of downspout 7 one end is minimum, and the rainwater that 11 surfaces of plastic film accepted flows to the downspout 7 one end of minimum along outer rainwater groove 6, makes things convenient for the rainwater to flow out from the downspout in succession.
The inner evaporation fresh water tank 8 is in a semicircular ring shape, the height of the inner evaporation fresh water tank is gradually reduced from one end to the other end, the height of one end of the evaporation fresh water pipe 9 is the lowest, and evaporation and condensation fresh water formed on the inner surface of the plastic film 11 flows to one end of the evaporation fresh water pipe 9 at the lowest point along the inner evaporation fresh water tank 8.
The salt water tank 12 has a horizontal structure, and a water replenishment port is provided on the outside thereof to replenish the salt water.
The utility model discloses a plastic film 11 adopts the dripless membrane, and the dripless face is inwards, and the water of evaporation back condensation forms the stream and drips, and the landing adopts the dripless membrane to avoid the water droplet directly to drip in to interior evaporation fresh water groove 8.
In addition, the basic main body 1 is made of a plastic plate or a foam plate with a semicircular structure, and the upper surface of the basic main body is provided with the saline water tank 12, so that the cost is low, the installation is easy, and the large-scale popularization is facilitated.
In addition, one side of basic main part 1 is equipped with and keeps off grass and hide board 13, it hides the board 13 and adopts semicircular non-woven fabrics or plastic slab to keep off grass for install in little sapling back of the body cloudy side, can block the little sapling's of back of the body cloudy side soil like this, both play the effect of soil moisture conservation, blocked weeds again and grown, can guarantee to use 1-2 years in little sapling stage.
The utility model is suitable for a large tracts of land is used in the little sapling in saline and alkaline area, and one side that has plastic film installs in the sunny side of little sapling, and the shady side of little sapling installs half-circle ring shape non-woven fabrics or plastic slab, when having the sun, can carry the temperature through plastic film, and the evaporation condensation is realized to rethread temperature difference, to the salt lye evaporation in the salt water groove, and the fresh water that the surface condensation generated in the plastic film collects along the fresh water groove and flows to little sapling next door; when raining, rainwater can be collected into the rainwater tank through the outer surface of the plastic film, and the collected rainwater is irrigated beside the small saplings, so that the soil moisture can be preserved and grass can be kept around the small saplings, and the generated fresh water can be irrigated to the small saplings;
in addition, the semi-circular non-woven fabric or plastic plate is arranged on the shade surface of the small sapling, so that the soil moisture can be preserved on the ground at the shade surface of the tree, the evaporation of water on the shade surface part of the sapling is reduced, and the salt separation can be reduced; secondly, the utility model can also press the ground of the female part to avoid the growth of weeds.
Embodiment 2, the utility model provides a saline and alkaline land is rainwater collection and solar energy salt water desalination device for sapling can be equipped with semicircle annular baffle between evaporation fresh water groove 8 and the salt water groove including, avoids the saline and alkaline water to flow into evaporation fresh water groove 8 in.
Embodiment 3, the utility model provides a saline and alkaline land is rainwater collection and solar energy salt water desalination device for sapling is equipped with a plurality of adjustment legs in the bottom of basic main part 12, like this, can carry out the adjustment of height, the installation adjustment of being convenient for.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.

Claims (7)

1. The utility model provides a saline and alkaline land is rainwater collection and solar energy salt water desalination device for sapling, characterized by: the device comprises a basic main body (1), a basic center hole (2), center support rods (3), side support rods (4), a center channel (5), an outer rainwater tank (6), a rainwater pipe (7), an inner evaporation fresh water tank (8), an evaporation fresh water pipe (9), an upper annular support rod (10), plastic films (11) and a saline water tank (12), wherein the basic main body (1) is of a semi-circular structure, the basic center hole (2) is formed in the center of the basic main body (1), a plurality of center support rods (3) are fixed on the outer ring of the basic center hole (2), the semicircular upper annular support rods (10) are arranged at the tops of the center support rods (3), the side support rods (4) are arranged at the outer edge of the basic main body (1), and the plastic films (11) are arranged between the upper annular support rods (10) and the side support rods (4); the outward flange department of basis main part (1) and the outside that is located collateral branch vaulting pole (4) are equipped with outer rainwater groove (6) of semicircle annular, be equipped with interior evaporation fresh water groove (8) of semicircle annular on the basis main part (1) of the inboard of collateral branch vaulting pole (4), upper surface at basis main part (1) is equipped with annular salt water groove (12) of semicircle annular, the fresh water of plastic film (11) inner chamber evaporation flows interior evaporation fresh water groove (8) along the inner surface, discharge fresh water through evaporation fresh water pipe (9) and collect the outflow, outer rainwater groove (6) are received with the rainwater to plastic film (11) surface, and discharge through rainwater pipe (7).
2. The rainwater collection and solar saline water desalination device for the saplings in the saline-alkali soil according to claim 1, which is characterized in that: the outer rain gutter (6) is semicircular and gradually reduces the height from one end to the other end, the height of one end of the rain pipe (7) is the lowest, and rain water received by the outer surface of the plastic film (11) flows to one end of the rain pipe (7) at the lowest point along the outer rain gutter (6).
3. The rainwater collection and solar saline water desalination device for the saplings in the saline-alkali soil according to claim 1, which is characterized in that: the inner evaporation fresh water tank (8) is semicircular and gradually reduces in height from one end to the other end, one end of the evaporation fresh water pipe (9) is the lowest in height, and evaporated and condensed fresh water formed on the inner surface of the plastic film (11) flows to one end of the evaporation fresh water pipe (9) at the lowest point along the inner evaporation fresh water tank (8).
4. The rainwater collection and solar saline water desalination device for the saplings in the saline-alkali soil according to claim 1, which is characterized in that: the saline water tank (12) is of a horizontal structure, and a water replenishing port is arranged on the outer side of the saline water tank and used for replenishing saline water and alkaline water.
5. The rainwater collection and solar saline water desalination device for the saplings in the saline-alkali soil according to claim 1, which is characterized in that: the plastic film (11) is a non-drop film, the non-drop surface faces inwards, and condensed water after evaporation forms stream drops and slides into the internal evaporation fresh water tank (8).
6. The rainwater collection and solar saline water desalination device for the saplings in the saline-alkali soil according to claim 1, which is characterized in that: the base main body (1) is made of a plastic plate or a foam plate with a semicircular annular structure, and the upper surface of the base main body is provided with a saline water tank (12).
7. The rainwater collection and solar saline water desalination device for the saplings in the saline-alkali soil according to claim 6, characterized in that: one side of basic main part (1) is equipped with and keeps off grass and hide cloudy board (13), it hides cloudy board (13) and adopts semicircular non-woven fabrics or plastic slab to keep off grass for install in little sapling back of the body cloudy side.
CN202020923537.6U 2020-05-27 2020-05-27 Rainwater collection and solar saline water desalination device for saplings in saline-alkali soil Expired - Fee Related CN212640013U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020923537.6U CN212640013U (en) 2020-05-27 2020-05-27 Rainwater collection and solar saline water desalination device for saplings in saline-alkali soil

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020923537.6U CN212640013U (en) 2020-05-27 2020-05-27 Rainwater collection and solar saline water desalination device for saplings in saline-alkali soil

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CN212640013U true CN212640013U (en) 2021-03-02

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