CN113080026A - Long-furrow field backward type water-saving irrigation device and method - Google Patents
Long-furrow field backward type water-saving irrigation device and method Download PDFInfo
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- CN113080026A CN113080026A CN202110546616.9A CN202110546616A CN113080026A CN 113080026 A CN113080026 A CN 113080026A CN 202110546616 A CN202110546616 A CN 202110546616A CN 113080026 A CN113080026 A CN 113080026A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/02—Watering arrangements located above the soil which make use of perforated pipe-lines or pipe-lines with dispensing fittings, e.g. for drip irrigation
- A01G25/023—Dispensing fittings for drip irrigation, e.g. drippers
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Abstract
The invention provides a long-ridge field backward water-saving irrigation device and method. The long-furrow field backward water-saving irrigation device and the method comprise the following steps: a hydrant and a water pipe; one end of the water supply pipe is communicated with a water outlet of the hydrant; the quick-connection ball valves are all arranged on the water supply pipe; the quick-connection ball valve comprises a plurality of hoses, wherein one ends of the hoses are respectively communicated with a plurality of water outlets of the quick-connection ball valves, and quick connectors are arranged at the other ends of the hoses. According to the long-bed-field retreating type water-saving irrigation device and method, the hose branch opening is utilized, the quick mounting head is connected with the ball valve, the nylon or plastic irrigation hose is connected behind the ball valve, the quick connectors are respectively arranged at one third and two thirds of the bed-field irrigation hose, the disassembly and the assembly are convenient, the operation is simple and convenient, water saving and high efficiency are realized, the waste of water sources is effectively avoided, and the investment cost is greatly reduced.
Description
Technical Field
The invention relates to the field of irrigation and water conservancy, in particular to a long-ridge land retreat type water-saving irrigation device and method.
Background
Irrigation refers to irrigation with water, and mainly comprises modes of flood irrigation, spray irrigation, micro-spray irrigation, drip irrigation, infiltrating irrigation, deficit irrigation and the like, and is divided into types of irrigation before sowing, seedling-accelerating irrigation, growth period irrigation, winter irrigation and the like. The irrigation principle is that the irrigation quantity, the irrigation times and the irrigation time are determined according to the water requirement characteristics, the growth stage, the climate and the soil conditions of the medicinal plants, and the medicinal plants are irrigated in a proper time and in a proper amount and reasonably.
In the agricultural planting process, crops in a ridge field need to be regularly irrigated to provide sufficient water sources for the crops, the width of the ridge field is usually 1.5-6 meters, the length of the ridge field is usually 25-100 meters, and the conventional ridge field irrigation usually adopts ditching irrigation or water pipe irrigation.
In the related art, when the ridge field is irrigated, irrigation water flow generally discharges water from the head part of the ridge field, and when the length and the width of the ridge field are too large, the water flow is slow, the water flow propelling speed is slow, the irrigation time is long, deep leakage is caused, and a large amount of water resources are wasted.
Therefore, there is a need to provide a long-furrow field backward water-saving irrigation device and method to solve the above technical problems.
Disclosure of Invention
The invention provides a long-ridge land retreat type water-saving irrigation device and method, which solve the problems that when the ridge land is too long and wide, the irrigation time is long, deep leakage is caused, and a large amount of water resources are wasted.
In order to solve the technical problem, the invention provides a long-ridge land retreat type water-saving irrigation device, which comprises:
a hydrant and a water pipe;
one end of the water supply pipe is communicated with a water outlet of the hydrant;
the quick-connection ball valves are all arranged on the water supply pipe;
one ends of the hoses are respectively communicated with the water outlets of the quick-connection ball valves, and the other ends of the hoses are provided with quick connectors;
the pipe branch opening is utilized, the quick mounting head is utilized to be connected with the ball valve, the nylon or plastic irrigation pipe is connected behind the ball valve, and the quick connectors are respectively arranged at one third and two thirds of the ridge field irrigation pipe, so that the connection and the disassembly are convenient, the operation is simple and convenient, the water is saved, the efficiency is high, and the investment is small.
Preferably, the quick connector comprises a first connecting sleeve and a second connecting sleeve which are connected with the hose or the quick-connection ball valve, and the first connecting sleeve is arranged on one side of the second connecting sleeve.
Preferably, one end of the first connecting sleeve is fixedly connected with a first T-shaped ring sleeve, and the inner surface of the first connecting sleeve is provided with an internal thread.
Preferably, a sealing groove is formed in one side of the first connecting sleeve, a plurality of limiting holes are formed in one side of the first connecting sleeve, and the limiting holes are arranged in an equidistant surrounding mode.
Preferably, one side fixedly connected with threaded sleeve of second adapter sleeve, the surface fixedly connected with sealing washer of second adapter sleeve one side, a plurality of sliding hole has been seted up to one side of second adapter sleeve, a plurality of the sliding hole is the equidistance and encircles the setting.
Preferably, one side of the second connecting sleeve is fixedly connected with a second T-shaped ring sleeve, and one side of the second T-shaped ring sleeve is fixedly connected with a third T-shaped ring sleeve.
Preferably, the outer surface of the second T-shaped ring sleeve is slidably connected with a driving ring, and a plurality of limiting rods are fixedly connected to one side of the driving ring.
Preferably, a plurality of the gag lever post is the equidistance and encircles the setting to a plurality of the gag lever post runs through a plurality of respectively the sliding hole extends to a plurality of the inside of sliding hole.
Preferably, the driving ring is made of a magnet material, and the second connecting sleeve is made of a metal material.
Preferably, when the long-furrow field backward water-saving irrigation device is used, the method comprises the following steps:
s1, dividing the long ridged field into three parts I, II and III from head to tail, and performing sectional irrigation, wherein the irrigation sequence is III, II and I, the ridged field irrigation is changed from the beginning of the ridged field to the rear of the ridged field, and the ridged field irrigation is gradually changed to the most front of the ridged field;
the furrow field can be divided into two sections, three sections and four sections according to the length, so that the operation is convenient, and the water-saving effect is enhanced;
s2, starting water outlet irrigation from the two-thirds length position of the rectangular farmland, namely the tail end of the hose, opening the hose upper quick connector of the second section of the rectangular farmland at the one-third length position when the irrigation water source submerges 90% of the third section of the rectangular farmland, and opening the hose upper quick connector of the first section of the rectangular farmland when the irrigation water source submerges 90% of the second section of the rectangular farmland;
and S3, when the irrigation water source submerges 90% of the first section of land of the ridge field, opening the quick-connection ball valve of the next ridge field, closing the quick-connection ball valve of the ridge field, and completing the irrigation of one ridge field.
Compared with the prior art, the long-ridge land retreat type water-saving irrigation device and the method provided by the invention have the following beneficial effects:
the invention provides a long-ridged field retreat type water-saving irrigation device and a method, which divide a long-ridged field into three parts I, II and III from head to tail for segmented irrigation, wherein the irrigation sequence is III, II and I, the ridge field irrigation is changed into irrigation from the initial end of the ridge field, the irrigation is changed into irrigation from the rear part of the ridge field, the irrigation is gradually carried out to the most front part of the ridge field, then a hose branch port is utilized, a quick installation head is utilized to be connected with a ball valve, a nylon or plastic irrigation hose is connected behind the ball valve, quick connectors are respectively arranged at one third and two thirds of the ridge field irrigation hose, the disassembly and the assembly are convenient, the operation is simple and convenient, the water is saved and efficient, the waste of water sources is effectively avoided, and.
Drawings
Fig. 1 is a schematic structural view of a first embodiment of a long-furrow field retreat type water-saving irrigation device provided by the invention;
FIG. 2 is a schematic view of the long-furrow field retreat type water-saving irrigation device shown in FIG. 1;
fig. 3 is a schematic structural view of a long-furrow field retreat type water-saving irrigation device provided by the invention;
FIG. 4 is a perspective view of the first coupling sleeve shown in FIG. 3;
fig. 5 is a perspective view of the second connecting sleeve shown in fig. 3;
fig. 6 is a schematic structural diagram of a winding device provided by the present invention.
Reference numbers in the figures: 1. the water supply device comprises a water supply plug, 2, a water supply pipe, 3, a quick-connection ball valve, 4, a hose, 5, a quick connector, 51, a first connecting sleeve, 52, a second connecting sleeve, 53, a first T-shaped ring sleeve, 54, internal threads, 55, a sealing groove, 56, a limiting hole, 57, a threaded sleeve, 58, a sliding hole, 59, a second T-shaped ring sleeve, 510, a third T-shaped ring sleeve, 511, a driving ring, 512, a limiting rod, 513, a sealing ring, 6, a bottom plate, 7, a fixing plate, 8, a rotating shaft, 9, a circular plate, 10, a winding roller, 11, an operating handle, 12, a rotating shaft, 13 and a water squeezing roller.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
First embodiment
Please refer to fig. 1, fig. 2 and fig. 6 in combination, wherein fig. 1 is a schematic structural view of a first embodiment of a long-furrow field retreat-type water-saving irrigation device provided by the present invention; FIG. 2 is a schematic view of the long-furrow field retreat type water-saving irrigation device shown in FIG. 1; fig. 6 is a schematic structural diagram of a winding device provided by the present invention. The long-ridge field backward water-saving irrigation device and the method comprise the following steps:
a hydrant 1 and a water supply pipe 2;
one end of the water supply pipe 2 is communicated with the water outlet of the hydrant 1;
the quick-connection ball valves 3 are arranged on the water supply pipe 2;
one ends of the hoses 4 are respectively communicated with the water outlets of the quick-connection ball valves 3, and the other ends of the hoses 4 are provided with quick connectors 5;
the branch port of the hose 4 is utilized, the quick mounting head is connected with the ball valve, the nylon or plastic irrigation hose is connected behind the ball valve, and the quick connectors 5 are respectively arranged at one third and two thirds of the ridge field irrigation hose, so that the connection and the disassembly are convenient, the operation is simple and convenient, the water is saved, the efficiency is high, and the investment is small;
the furrow field irrigation is changed into irrigation from the initial end of the furrow field, and is changed into irrigation from the rear part of the furrow field and gradually irrigates to the most front part of the furrow field;
the furrow field can be divided into two sections, three sections and four sections according to the length, so that the operation is convenient, and the water-saving effect is enhanced;
the number of the quick-connection ball valves 3 can be divided into a plurality of strip parts according to actual ridged fields, 3-6 are preferable, the number of the hoses 4 can be set according to the number of the segments of the actual ridged fields, and the number of the hoses is two to three times that of the quick-connection ball valves 3.
Referring to fig. 2, when the long-ridge land retreat type water-saving irrigation device is used, the method comprises the following steps:
s1, dividing the long-ridge farmland into three parts I, II and III from beginning to end, and carrying out sectional irrigation with the sequence of III, II and I;
s2, starting water outlet irrigation from the two-thirds length position of the rectangular farmland, namely the tail end of the hose 4, opening the quick connector 5 on the hose 4 of the second section of the rectangular farmland at the one-third length position when the irrigation water source submerges 90% of the land parcel of the third section of the rectangular farmland, and opening the quick connector 5 on the hose 4 of the first section of the rectangular farmland when the irrigation water source submerges 90% of the land parcel of the second section of the rectangular farmland;
s3, when the irrigation water source submerges 90% of the first section of land of the ridge field, opening the quick-connection ball valve 3 of the next ridge field, closing the quick-connection ball valve 3 of the ridge field, and completing the irrigation of one ridge field;
after irrigation is finished, the flexible pipe 4 is wound by winding equipment, the winding equipment comprises a bottom plate 6, a fixing plate 7 is fixedly connected to the top of the bottom plate 6, a rotating shaft 8 is rotatably connected to one side of the fixing plate 7, a circular plate 9 is fixedly connected to one end of the rotating shaft 8, a winding roller 10 is fixedly connected to one side of the circular plate 9, one end of the rotating shaft 8 penetrates through the fixing plate 7 and extends to the other side of the fixing plate 7, and an operating handle 11 is fixedly connected to one end of the rotating shaft 8 extending to the other side of the fixing plate 7;
the rotating shaft 8 can be driven to rotate by manually driving the operating handle 11, the circular plate 9 or the winding roller 10 can be driven to rotate by rotating the rotating shaft, the hose 4 can be wound and recovered by rotating the winding roller 10, and water can be squeezed by the two water squeezing rollers 13 in the winding process;
a clamping block is arranged on the winding roller 10 and used for clamping the hose 4, so that the winding stability is improved;
the side surface of the fixed plate 7 is rotatably connected with two rotating shafts 12, and the outer surfaces of the two rotating shafts 12 are fixedly connected with wringing rollers 13;
when rolling through hose 4, can extrude the water source in hose 4 through two wringing rollers 13, the recovery of hose 4 of being convenient for, the distance between two wringing rollers 13 is greater than the thickness of hose 4 moreover.
The working principle of the long-ridge land retreat type water-saving irrigation device provided by the invention is as follows:
dividing the long ridged field into three parts I, II and III from head to tail, performing sectional irrigation, discharging the hoses 4, supplying water through the water supply plugs 1, closing other quick-connection ball valves 3, opening the quick-connection ball valves 3 at the positions to enable the water source to enter the hoses 4, and beginning water outlet irrigation from two thirds of the length of the ridged field, namely the tail end of the hose 4;
when the irrigation water source submerges 90% of the land of the third section of the rectangular farmland, opening the quick connector 5 on the hose 4 of the second section of the rectangular farmland at one third of the length;
when the irrigation water source submerges 90% of the plots in the second section of the ridged field, opening the quick connector 5 on the hose 4 of the first section of the ridged field;
when the irrigation water source submerges 90% of the first section of land in the furrow field, the quick-connection ball valve 3 of the next furrow field is opened, the quick-connection ball valve 3 of the furrow field is closed, and furrow field irrigation is completed.
Compared with the prior art, the long-ridge land retreat type water-saving irrigation device and the method provided by the invention have the following beneficial effects:
through dividing into I, II, III triplex segmentation irrigation with long rectangular pieces of land in a field from beginning to end, irrigate the preface for III, II, I, rectangular pieces of land in a field irrigation changes from rectangular pieces of land in a field top to water, change into from rectangular pieces of land in a field rear portion to water, progressively water to rectangular pieces of land in a field forefront, reuse hose 4 branch mouth, utilize quick erection head and ball valve to be connected, connect nylon or plastics behind the ball valve and irritate the hosepipe, hose third and two-thirds department set up quick-operation joint 5 respectively in rectangular pieces of land irrigation, make things convenient for the dismouting, easy and simple to handle, it is high-efficient to economize on water, the effectual waste of avoiding the water.
Second embodiment
Referring to fig. 3 to 5, a second embodiment of the present application provides another slicing apparatus for recycling waste polymer materials based on the slicing apparatus for recycling waste polymer materials provided in the first embodiment of the present application. The second embodiment is only the preferred mode of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.
Specifically, the slicing apparatus for recycling waste polymer materials provided in the second embodiment of the present application is different in that the quick coupling 5 includes a first connection sleeve 51 and a second connection sleeve 52 connected to the hose 4 or the quick coupling ball valve 3, and the first connection sleeve 51 is disposed on one side of the second connection sleeve 52.
One end of the first connecting sleeve 51 is fixedly connected with a first T-shaped ring sleeve 53, and the inner surface of the first connecting sleeve 51 is provided with an internal thread 54;
the provision of the internal thread 54 facilitates the threaded connection of the threaded sleeve 57 on the second connection sleeve 52, so that the first connection sleeve 51 is connected with the second connection sleeve 52.
A sealing groove 55 is formed in one side of the first connecting sleeve 51, a plurality of limiting holes 56 are formed in one side of the first connecting sleeve 51, and the limiting holes 56 are arranged in an equidistant surrounding manner;
through the setting of seal groove 55, the leakproofness after the connection is guaranteed in the insertion of the sealing washer 513 of being convenient for, avoids appearing the leakage condition, and this quick connector 5 not only is applicable to water piping connection, and the trachea of being convenient for is connected moreover, and is functional strong, the operation of being convenient for, and the leakproofness is good moreover.
One side of the second connecting sleeve 52 is fixedly connected with a threaded sleeve 57, the outer surface of one side of the second connecting sleeve 52 is fixedly connected with a sealing ring 513, one side of the second connecting sleeve 52 is provided with a plurality of sliding holes 58, and the plurality of sliding holes 58 are arranged in an equidistant surrounding manner;
the outer surface of the threaded sleeve 57 is provided with an external thread matching the internal thread 54, facilitating the threaded connection of the first connection sleeve 51 with the second connection sleeve 52 through the internal thread 54.
One side of the second connecting sleeve 52 is fixedly connected with a second T-shaped ring sleeve 59, and one side of the second T-shaped ring sleeve 59 is fixedly connected with a third T-shaped ring sleeve 510;
the third T-shaped sleeve 510 and the first T-shaped sleeve 53 are arranged to facilitate the connection of the hose 4 with the first connecting sleeve 51 or the second connecting sleeve 52 through a clamping band.
The outer surface of the second T-shaped ring sleeve 510 is slidably connected with a driving ring 511, and a plurality of limiting rods 512 are fixedly connected to one side of the driving ring 511;
the limiting rod 512 can move left and right by sliding the driving ring 511 left and right, and can penetrate through the sliding hole 58 to be inserted into the limiting hole by moving the limiting rod 512 left and right, so as to clamp the first connecting sleeve 51 and the second connecting sleeve 52;
the number of the limiting rods 512, the sliding holes 58 and the limiting holes 56 is consistent, and preferably 4-6.
The plurality of limiting rods 512 are arranged in an equidistant surrounding manner, and the plurality of limiting rods 512 respectively penetrate through the plurality of sliding holes 58 and extend into the plurality of sliding holes 58;
through the setting of gag lever post 512 for run through sliding hole 58 and insert to spacing hole 56 in, can effectually carry out the chucking with first adapter sleeve 51 and second adapter sleeve 52, and then avoid first adapter sleeve 51 and second adapter sleeve 52 the rotation phenomenon to appear, and then improved the stability behind first adapter sleeve 51 and the second adapter sleeve 52 threaded connection.
The driving ring 511 is made of a magnet material, and the second connecting sleeve 52 is made of a metal material;
the driving ring 511 is made of a magnet material and the second connecting sleeve 52 is made of a metal material, so that the driving ring 511 is conveniently adsorbed on the second connecting sleeve 52, and the stability of the limiting rod 512 inserted into the limiting hole 56 is further ensured.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides a long rectangular pieces of land in a field retreat formula water-saving irrigation equipment which characterized in that includes:
a hydrant and a water pipe;
one end of the water supply pipe is communicated with a water outlet of the hydrant;
the quick-connection ball valves are all arranged on the water supply pipe;
the quick-connection ball valve comprises a plurality of hoses, wherein one ends of the hoses are respectively communicated with a plurality of water outlets of the quick-connection ball valves, and quick connectors are arranged at the other ends of the hoses.
2. The long-furrow field retreating type water-saving irrigation device as claimed in claim 1, wherein the quick connector comprises a first connecting sleeve and a second connecting sleeve which are connected with a hose or a quick-connecting ball valve, and the first connecting sleeve is arranged at one side of the second connecting sleeve.
3. The long-furrow field retreat-type water-saving irrigation device as claimed in claim 1, wherein a first T-shaped ring sleeve is fixedly connected to one end of the first connecting sleeve, and an internal thread is arranged on the inner surface of the first connecting sleeve.
4. The long-furrow field retreating type water-saving irrigation device as claimed in claim 1, wherein one side of the first connecting sleeve is provided with a sealing groove, one side of the first connecting sleeve is provided with a plurality of limiting holes, and the plurality of limiting holes are arranged around the first connecting sleeve at equal intervals.
5. The long-ridge field retreating type water-saving irrigation device as claimed in claim 1, wherein a threaded sleeve is fixedly connected to one side of the second connecting sleeve, a sealing ring is fixedly connected to the outer surface of one side of the second connecting sleeve, a plurality of sliding holes are formed in one side of the second connecting sleeve, and the sliding holes are arranged in an equidistant surrounding manner.
6. The long-furrow field retreating type water-saving irrigation device as claimed in claim 5, wherein one side of the second connecting sleeve is fixedly connected with a second T-shaped ring sleeve, and one side of the second T-shaped ring sleeve is fixedly connected with a third T-shaped ring sleeve.
7. The long-furrow field retreating type water-saving irrigation device as claimed in claim 6, wherein the outer surface of the second T-shaped ring sleeve is slidably connected with a driving ring, and a plurality of limiting rods are fixedly connected with one side of the driving ring.
8. The long-furrow field retreating type water-saving irrigation device according to claim 7, wherein a plurality of the limiting rods are arranged around the long-furrow field in an equidistant manner, and the plurality of the limiting rods respectively penetrate through a plurality of the sliding holes and extend to the insides of the plurality of the sliding holes.
9. The long-furrow field retreating type water-saving irrigation device as claimed in claim 7, wherein the driving ring is made of magnet material, and the second connecting sleeve is made of metal material.
10. The long-furrow backward water-saving irrigation device according to claim 1, when the long-furrow backward water-saving irrigation device is in use, comprising the steps of:
s1, dividing the long-ridge farmland into three parts I, II and III from beginning to end, and carrying out sectional irrigation with the sequence of III, II and I;
s2, starting water outlet irrigation from the two-thirds length position of the rectangular farmland, namely the tail end of the hose, opening the hose upper quick connector of the second section of the rectangular farmland at the one-third length position when the irrigation water source submerges 90% of the third section of the rectangular farmland, and opening the hose upper quick connector of the first section of the rectangular farmland when the irrigation water source submerges 90% of the second section of the rectangular farmland;
and S3, when the irrigation water source submerges 90% of the first section of land of the ridge field, opening the quick-connection ball valve of the next ridge field, closing the quick-connection ball valve of the ridge field, and completing the irrigation of one ridge field.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110546616.9A CN113080026A (en) | 2021-05-19 | 2021-05-19 | Long-furrow field backward type water-saving irrigation device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110546616.9A CN113080026A (en) | 2021-05-19 | 2021-05-19 | Long-furrow field backward type water-saving irrigation device and method |
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| CN113080026A true CN113080026A (en) | 2021-07-09 |
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| CN202110546616.9A Pending CN113080026A (en) | 2021-05-19 | 2021-05-19 | Long-furrow field backward type water-saving irrigation device and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115720842A (en) * | 2022-05-25 | 2023-03-03 | 山东省水利科学研究院 | Irrigation device integrating micro-sprinkling irrigation and infiltrating irrigation |
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| CN108464223A (en) * | 2018-04-12 | 2018-08-31 | 甘肃农业大学 | A kind of alfalfa quota irrigation method of the Desert Regions based on border irrigation |
| CN210671596U (en) * | 2019-05-14 | 2020-06-05 | 陈瑞广 | Afforestation water saving fixtures |
| CN112772353A (en) * | 2020-12-31 | 2021-05-11 | 生态环境部华南环境科学研究所 | Agricultural water-saving irrigation equipment with ecological retaining function |
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2021
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206586086U (en) * | 2017-03-02 | 2017-10-27 | 中国科学院遗传与发育生物学研究所 | The Water saving type watering arrangement planted suitable for micro- furrow |
| CN206831033U (en) * | 2017-03-07 | 2018-01-02 | 北京良乡蓝鑫水利工程设计有限公司 | A kind of low-pressure pipe irrigation corollary equipment |
| CN108464223A (en) * | 2018-04-12 | 2018-08-31 | 甘肃农业大学 | A kind of alfalfa quota irrigation method of the Desert Regions based on border irrigation |
| CN210671596U (en) * | 2019-05-14 | 2020-06-05 | 陈瑞广 | Afforestation water saving fixtures |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115720842A (en) * | 2022-05-25 | 2023-03-03 | 山东省水利科学研究院 | Irrigation device integrating micro-sprinkling irrigation and infiltrating irrigation |
| CN115720842B (en) * | 2022-05-25 | 2023-09-22 | 山东省水利科学研究院 | Irrigation device integrating micro-spray irrigation and infiltrating irrigation |
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Application publication date: 20210709 |