CN110080184A - A kind of new agricultural unrestrained plate of furrow irrigation dike - Google Patents
A kind of new agricultural unrestrained plate of furrow irrigation dike Download PDFInfo
- Publication number
- CN110080184A CN110080184A CN201910464757.9A CN201910464757A CN110080184A CN 110080184 A CN110080184 A CN 110080184A CN 201910464757 A CN201910464757 A CN 201910464757A CN 110080184 A CN110080184 A CN 110080184A
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- face
- kickboard
- plate
- furrow
- dorsiflexion
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B13/00—Irrigation ditches, i.e. gravity flow, open channel water distribution systems
- E02B13/02—Closures for irrigation conduits
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Soil Working Implements (AREA)
Abstract
The present invention provides a kind of new agricultural furrow irrigation dike and overflows plate, including sinking plate, side stretch face, dorsiflexion contracting face, the first kickboard, insertion cabin, the second kickboard, furrow, bore spine, cystosepiment, connecting plate, cover pressing plate, upper heavy chamber, overflow the mouth of a river, shaft and plugging surface；Sinking board bottom integrally is provided with bore spine.It is to be connected in " Z " the type face being correspondingly arranged by being equipped with the flexible face in side with dorsiflexion contracting face, and width is sequentially reduced from top to bottom for the flexible face in side and dorsiflexion contracting face, generally side is in the hollow trapezoid shape shape being arranged that is open, this is arranged so that side, which is stretched, forms a cavity between face and dorsiflexion contracting face, when cavity inside ponding, the buoyancy of water flow can make the first kickboard rise, so that side is stretched, face and dorsiflexion contracting face are extended, form a trapezoidal shape, just it is consistent with the cross section of ground furrow, and then have the function that the water flow to irrigate through furrow inside furrow over the ground plays an obstruction.
Description
Technical field
The present invention relates to new agricultural technology fields more particularly to a kind of new agricultural furrow irrigation dike to overflow plate.
Background technique
New agricultural is also referred to as modern agriculture.So-called modern agriculture is proposed relative to traditional agriculture, refers to extensive use
The socialization agricultural of modern science and technology, the means of production that modern industry provides and scientific management methods, relative to dividing family small rule
The traditional agriculture of mould production form, it is the agriculture form of a kind of high investment, high production；
Furrow irrigation is a kind of preferable irrigation method that imtertilled crop is widely used in China's surface irrigation, and furrow irrigation first has to
Ground furrow is in the ranks excavated in crop, it is main to borrow soil during flowing after irrigation water enters ground furrow by water delivery ditch or sublateral canal
Earth capillarity from bottom of trench and furrow bank to infiltration of ambient and moist soil, advantage are not destroy soil texture, save water, often
Applied to cotton, the irrigation of corn, the wide line-spacing farming object of sugarcane.
Based on foregoing description, and equipment in the prior art is combined to find, flowing water with soil instantaneous touch
When, it will not penetrate into well inside soil, in turn, need to block in ground furrow, so that contacted between water and soil,
When water inside local furrow is filled, then soil absorption saturation is represented, water flow is flowed, and all above are all artificial
Reached with the mobile soil of spade, time-consuming and laborious, the amount of also to master soil is not washed away by water flow, when section stifled water stores full,
The soil of interception is removed again, therefore the design is directed to the above problem, is designed a structurally reasonable and functional good
It is new agricultural with furrow irrigation dike overflow plate, to improve practicability.
Summary of the invention
The purpose of the present invention is to provide it is a kind of it is new agricultural with furrow irrigation dike overflow plate, with solve flowing water with soil moment
When contact, will not penetrate into well inside soil, in turn, need to block in ground furrow so that water and soil it
Between contact, when the water inside local furrow is filled, then represent soil absorption saturation, water flow flowed, and all above
All manually reached with the mobile soil of spade, time-consuming and laborious, the amount of also to master soil is not washed away by water flow, cuts stifled water
When storing full, the problem of the soil of interception is removed again.
The new agricultural of the present invention overflows the purpose and effect of plate with furrow irrigation dike, is reached by technological means in detail below:
A kind of new agricultural unrestrained plate of the dike that irrigates through furrow, it includes sinking plate, the flexible face in side, dorsiflexion contracting that new agricultural furrow irrigation dike, which overflows plate,
Face, the first kickboard, insertion cabin, the second kickboard, furrow, bore spine, cystosepiment, connecting plate, cover pressing plate, upper heavy chamber, the unrestrained mouth of a river, turn
Axis and plugging surface；The sinking board bottom integrally is provided with bore spine, and the sinking plate left and right sides and the back side seal respectively
It is provided with the flexible face in side and dorsiflexion contracting face, the flexible face in the side and dorsiflexion contracting face include cystosepiment, connecting plate and cover pressing plate, institute
Stating cystosepiment, connecting plate and covering pressing plate from inside to outside is in successively to fit closely setting, the flexible face in the side and dorsiflexion contracting face upper end
It is fixedly connected with the first kickboard jointly, the first kickboard integral middle is provided with insertion cabin, insertion cabin inner hollow
Be provided with heavy chamber, and be embedded in the cabin back side and be provided through the unrestrained mouth of a river, it is described on sink intracavitary portion and be fixedly connected with by connector
Shaft, and shaft quantity is two, common rotation is connected with the second kickboard, second kickboard rear end between two shafts
Integrated setting has plugging surface, and the sinking plate external activity is connected with ground furrow.
Further, the flexible face in the side is and connects in " Z " the type face being correspondingly arranged with dorsiflexion contracting face, and the flexible face in side
Width is sequentially reduced from top to bottom with dorsiflexion contracting face, and generally side is in the hollow trapezoid shape shape being arranged that is open.
Further, the connecting plate is polypropylene connecting plate, and covering pressing plate is that plastic bubble film covers pressing plate.
Further, the density of first kickboard and the second kickboard is respectively less than the density of water.
Further, the shaft be located at the second kickboard length five/everywhere, and the longer side of the second kickboard is located at
Side is stretched face opening side.
Further, when being turned under the longer side of the second kickboard, agree between plugging surface and the unrestrained mouth of a river, the second kickboard compared with
When long side stress turns over, in open shape between plugging surface and the unrestrained mouth of a river.
Further, when the dorsiflexion contracting face full extension, the height of ground furrow is flushed with the unrestrained mouth of a river.
In comparison with existing structure, the invention has the following beneficial effects:
1. by be equipped with side stretch face and dorsiflexion contracting face be connect in " Z " the type face being correspondingly arranged, and the flexible face in side with
Width is sequentially reduced from top to bottom in dorsiflexion contracting face, and generally in the hollow trapezoid shape shape of opening setting, this is arranged so that side is stretched for side
A cavity is formed between contracting face and dorsiflexion contracting face, when cavity inside ponding, the buoyancy of water flow can make the first kickboard rise,
So that side is stretched, face and dorsiflexion contracting face are extended, and are formed a trapezoidal shape, are just consistent with the cross section of ground furrow, into
And have the function that the water flow to irrigate through furrow inside furrow over the ground plays an obstruction, enables moisture to be fully infiltrated into big soil,
Unexpected internal crops are enabled adequately to be absorbed into moisture, saturated soil.
2., with pouring in for water flow, the impact force of water flowing is converted by being that plastic bubble film covers pressing plate equipped with pressing plate is covered
At pressure, so that side is stretched, face and dorsiflexion contracting face are softened completely, so plastic bubble film cover pressing plate can be with ground furrow side wall
Between contact, and then have the function that the water flow to irrigate through furrow inside furrow over the ground plays an obstruction, so that the seal-off effect of device is more
Good, use is also more convenient, it is only necessary to insert a device into ground furrow inside, save manpower.
3. by be equipped with shaft be located at the second kickboard length five/everywhere, and the longer side of the second kickboard is stretched positioned at side
Contracting face opening side forms a lever between the second kickboard and shaft, when under the second kickboard normality, the second kickboard is larger
Side can decline, and smaller side can rise, so that agree between plugging surface and the unrestrained mouth of a river, and when the second kickboard is by buoyancy
When, the larger side of the second kickboard can rise, and smaller side can move down, so that no longer agree between plugging surface and the unrestrained mouth of a river,
And then the unrestrained mouth of a river runs out the water flow of obstruction slowly, prevents water flow accumulation excessive, overflows in other ground furrow 7, this
It is arranged using the buoyancy of water flow itself and grasps the opening and closing at the unrestrained mouth of a river, so that it is more semi-automatic when furrow irrigation, it does not need specially
The attention of people is kept an eye on.
Detailed description of the invention
Fig. 1 is overall structure of the present invention；
Fig. 2 is the second kickboard positional structure schematic diagram of the invention；
Fig. 3 is present invention insertion cabin schematic diagram of internal structure；
Fig. 4 is side work structure diagram of the present invention；
Fig. 5 is the positive work structure diagram of the present invention；
Fig. 6 is side structure schematic diagram of the present invention；
Fig. 7 is positive structure schematic of the present invention；
Fig. 8 is the flexible face the schematic diagram of the section structure in side of the present invention.
In figure, the corresponding relationship of component names and accompanying drawing number are as follows:
1- sinking plate, the side 2- are stretched face, 3- dorsiflexion contracting face, the first kickboard of 4-, and 5- is embedded in cabin, the second kickboard of 6-, 7- alley
Ditch, 101- bore spine, 201- cystosepiment, 202- connecting plate, 203- cover pressing plate, sink chamber on 501-, and 502- overflows the mouth of a river, 601- shaft,
602- plugging surface.
Specific embodiment
In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more；Term " on ",
The orientation or positional relationship of the instructions such as "lower", "left", "right", "inner", "outside", " front end ", " rear end ", " head ", " tail portion " is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In addition, term " first ", " second ", " third " etc. are used for description purposes only, and should not be understood as instruction or
Imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " connected " " connects
Connect " it shall be understood in a broad sense, for example, it may be being fixedly connected, it may be a detachable connection, or be integrally connected；It can be machine
Tool connection, is also possible to be electrically connected；It can be directly connected, it can also be indirectly connected through an intermediary.For this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Embodiment:
As shown in attached drawing 1 to attached drawing 8:
The present invention provides a kind of new agricultural and overflows plate with furrow irrigation dike: the new agricultural includes that sinking plate 1, side are stretched with the unrestrained plate of dike that irrigates through furrow
Contracting face 2, dorsiflexion contracting face 3, the first kickboard 4, insertion cabin 5, the second kickboard 6, furrow 7, bore spine 101, cystosepiment 201, connecting plate
202, pressing plate 203, upper heavy chamber 501, the unrestrained mouth of a river 502, shaft 601 and plugging surface 602 are covered；1 bottom integrated setting of sinking plate has
Sealed set has side to stretch face 2 and dorsiflexion contracting face 3 respectively for bore spine 101, the left and right sides of sinking plate 1 and the back side, and side is stretched 2 He of face
Dorsiflexion contracting face 3 includes cystosepiment 201, connecting plate 202 and covers pressing plate 203, cystosepiment 201, connecting plate 202 and covers pressing plate 203
From inside to outside in setting is successively fitted closely, the flexible face 2 in side and 3 upper end of dorsiflexion contracting face are fixedly connected with the first kickboard 4 jointly, the
One kickboard, 4 integral middle is provided with insertion cabin 5, and insertion 5 inner hollow of cabin is provided with heavy chamber 501, and is embedded in 5 back side of cabin and passes through
It wears and is equipped with the unrestrained mouth of a river 502, shaft 601 is fixedly connected with by connector inside upper heavy chamber 501, and 601 quantity of shaft is two
A, common rotation is connected with the second kickboard 6 between two shafts 601, and 6 rear end integrated setting of the second kickboard has plugging surface 602,
1 external activity of sinking plate is connected with ground furrow 7.
As shown in Fig. 1: where stretch face 2 and dorsiflexion contracting face 3 of side is to be in that " Z " the type face being correspondingly arranged connects, and side
Width is sequentially reduced from top to bottom for flexible face 2 and dorsiflexion contracting face 3, and generally in the hollow trapezoid shape shape of opening setting, this is set for side
It sets so that side, which is stretched, forms a cavity between face 2 and dorsiflexion contracting face 3, when cavity inside ponding, the buoyancy of water flow can make
First kickboard 4 rises, so that side is stretched, face 2 and dorsiflexion contracting face 3 are extended, and forms a trapezoidal shape, just with alley
The cross section of ditch 7 is consistent, and then has the function that the water flow to irrigate through furrow inside furrow 7 over the ground plays an obstruction, enables moisture
It is enough fully infiltrated into big soil.
As shown in attached drawing 1,8: where connecting plate 202 is polypropylene connecting plate 202, and covering pressing plate 203 is plastic bubble film
Pressing plate 203 is covered, when 3 inner filling water of face 2 and dorsiflexion contracting face is stretched in side, the impact force of water flowing is converted into pressure, so that side
Flexible face 2 and dorsiflexion contracting face 3 are softened completely, so plastic bubble film cover pressing plate 203 can be indirect with 7 side wall of ground furrow
Touching, and then have the function that the water flow to irrigate through furrow inside furrow 7 over the ground plays an obstruction.
As shown in attached drawing 1-8: where the density of the first kickboard 4 and the second kickboard 6 is respectively less than the density of water, according to A Ji
Mead principle, this is arranged so that the first kickboard 4 and the second kickboard 6 can generate a buoyancy when encountering water flow, and then make
The first kickboard 4 is obtained as constantly pouring in for water flow floats, hinders the water flow flowing irrigated through furrow inside ground furrow 7.
As shown in Fig. 3: where shaft 601 be located at 6 length of the second kickboard five/everywhere, and the second kickboard 6 is longer
Side is located at side and stretches 2 opening side of face, this is arranged so that a lever is formed between the second kickboard 6 and shaft 601, when the
When under two kickboards, 6 normality, the larger side of the second kickboard 6 can decline, and smaller side can rise, so that plugging surface 602 and unrestrained
Agree between the mouth of a river 502, and when the second kickboard 6 is by buoyancy, the larger side of the second kickboard 6 can rise, smaller side can under
It moves, so that no longer agreeing between plugging surface 602 and the unrestrained mouth of a river 502, and then the unrestrained mouth of a river 502 puts the water flow of obstruction slowly
It goes out, so that device use is more semi-automatic.
As shown in Fig. 3: where when being turned under the longer side of the second kickboard 6, contract between plugging surface 602 and the unrestrained mouth of a river 502
It closes, when the longer side stress of the second kickboard 6 turns over, in open shape, 6 normality of the second kickboard between plugging surface 602 and the unrestrained mouth of a river 502
When lower, the larger side of the second kickboard 6 can decline, and smaller side can rise, so that between plugging surface 602 and the unrestrained mouth of a river 502
Agree with, and when the second kickboard 6 is by buoyancy, the larger side of the second kickboard 6 can rise, and smaller side can move down, so that
No longer agree between plugging surface 602 and the unrestrained mouth of a river 502, and then the unrestrained mouth of a river 502 runs out the water flow of obstruction slowly, Jin Erfang
The accumulation of sealing stream is excessive, overflows in other ground furrow 7.
As shown in attached drawing 4,5: where when 3 full extension of dorsiflexion contracting face, the height of ground furrow 7 is flushed with the unrestrained mouth of a river 502,
The opening and closing that the unrestrained mouth of a river 502 is grasped using the buoyancy of water flow itself is arranged in this, so that it is more semi-automatic when furrow irrigation, simultaneously
But also device is more convenient to use.
The specifically used mode and effect of the present embodiment:
In the present invention, guarantee the integrality of apparatus function first, then, bore spine 101 be inserted into the bottom of ground furrow 7,
And then furrow 7 irrigates through furrow over the ground, the density of the first kickboard 4 and the second kickboard 6 is respectively less than the density of water, according to Archimedes's original
Reason, this is arranged so that the first kickboard 4 and the second kickboard 6 can generate a buoyancy, so that first when encountering water flow
Kickboard 4 is floated with constantly pouring in for water flow, so that side is stretched, face 2 and dorsiflexion contracting face 3 are extended, and form one
Trapezoidal shape is just consistent with the cross section of ground furrow 7, and then reaches the water flow to irrigate through furrow inside furrow 7 over the ground and play an obstruction
Effect, meanwhile, plastic bubble film covers pressing plate 203 can contact between 7 side wall of ground furrow, and then reach in furrow 7 over the ground
The water flow of portion's furrow irrigation plays the role of an obstruction, and continuous with water flow is poured in, and 4 height of the first kickboard is also gradual to be increased
Add, moisture is fully infiltrated into big soil, when 4 height of the first kickboard rises to highest point, water flow is filled into heavy
In chamber 501, due to shaft 601 be located at 6 length of the second kickboard five/everywhere, and the longer side of the second kickboard 6 is stretched positioned at side
2 opening side of contracting face, this is arranged so that a lever is formed between the second kickboard 6 and shaft 601, when 6 normality of the second kickboard
When lower, the larger side of the second kickboard 6 can decline, and smaller side can rise, so that between plugging surface 602 and the unrestrained mouth of a river 502
Agree with, and when the second kickboard 6 is by buoyancy, the larger side of the second kickboard 6 can rise, and smaller side can move down, so that
No longer agree between plugging surface 602 and the unrestrained mouth of a river 502, and then the unrestrained mouth of a river 502 runs out the water flow of obstruction slowly, prevents water
Stream accumulation is excessive, overflows in other ground furrow 7, opening for the unrestrained mouth of a river 502 is grasped in this setting using the buoyancy of water flow itself
Closing property, so that more semi-automatic when furrow irrigation.
In conclusion although the present invention is described in detail referring to the foregoing embodiments, for the technology of this field
For personnel, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technology
Feature is equivalently replaced, all within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on, and
It should be included within protection scope of the present invention.
Claims (7)
1. a kind of new agricultural furrow irrigation dike overflows plate, it is characterised in that: it includes sinking plate (1), side that the new agricultural, which overflows plate with furrow irrigation dike,
Flexible face (2), dorsiflexion contracting face (3), the first kickboard (4), be embedded in cabin (5), the second kickboard (6), furrow (7), bore spine (101),
Cystosepiment (201), connecting plate (202) cover pressing plate (203), upper heavy chamber (501), unrestrained the mouth of a river (502), shaft (601) and plugging surface
(602)；Sinking plate (1) bottom integrated setting has bore spine (101), at left and right sides of the sinking plate (1) and the back side point
Other sealed set has side to stretch face (2) and dorsiflexion contracting face (3), and face (2) is stretched in the side and dorsiflexion contracting face (3) include cystosepiment
(201), connecting plate (202) and cover pressing plate (203), the cystosepiment (201), connecting plate (202) and cover pressing plate (203) from it is interior to
It is outer in successively fitting closely setting, face (2) is stretched in the side and dorsiflexion contracting face (3) upper end is fixedly connected with the first kickboard jointly
(4), the first kickboard (4) integral middle is provided with insertion cabin (5), and insertion cabin (5) inner hollow is provided with heavy
Chamber (501), and be embedded in cabin (5) back side and be provided through the unrestrained mouth of a river (502), the upper heavy chamber (501) is internal solid by connector
Surely it is connected with shaft (601), and shaft (601) quantity is two, common rotation is connected with the between two shafts (601)
Two kickboards (6), the second kickboard (6) rear end integrated setting have plugging surface (602), and sinking plate (1) external activity connects
It is connected to ground furrow (7).
2. new agricultural furrow irrigation dike according to claim 1 overflows plate, it is characterised in that: the side is stretched face (2) and dorsiflexion
Contracting face (3) is in " Z " the type face connection being correspondingly arranged, and side stretches that face (2) and dorsiflexion contracting face (3) width is successively from top to bottom
Reduce, generally side is in the hollow trapezoid shape shape being arranged that is open.
3. new agricultural furrow irrigation dike according to claim 1 overflows plate, it is characterised in that: the connecting plate (202) is poly- third
Alkene connecting plate (202), and covering pressing plate (203) is that plastic bubble film covers pressing plate (203).
4. new agricultural furrow irrigation dike according to claim 1 overflows plate, it is characterised in that: first kickboard (4) and second
The density of kickboard (6) is respectively less than the density of water.
5. new agricultural furrow irrigation dike according to claim 1 overflows plate, it is characterised in that: the shaft (601) is located at second
The five of kickboard (6) length/everywhere, and the second kickboard (6) longer side is located at flexible face (2) the opening side in side.
6. new agricultural furrow irrigation dike according to claim 1 overflows plate, it is characterised in that: second kickboard (6) is longer by one
When being turned under side, agree between plugging surface (602) and the unrestrained mouth of a river (502), when the longer side stress of the second kickboard (6) turns over, blocks
In open shape between face (602) and the unrestrained mouth of a river (502).
7. new agricultural furrow irrigation dike according to claim 1 overflows plate, it is characterised in that: the dorsiflexion contracting face (3) is stretched completely
The height of Zhan Shi, ground furrow (7) are flushed with the unrestrained mouth of a river (502).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910464757.9A CN110080184B (en) | 2019-05-30 | 2019-05-30 | New agricultural is with bank overflow board of irrigating in ditch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910464757.9A CN110080184B (en) | 2019-05-30 | 2019-05-30 | New agricultural is with bank overflow board of irrigating in ditch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110080184A true CN110080184A (en) | 2019-08-02 |
| CN110080184B CN110080184B (en) | 2021-10-01 |
Family
ID=67422736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910464757.9A Active CN110080184B (en) | 2019-05-30 | 2019-05-30 | New agricultural is with bank overflow board of irrigating in ditch |
Country Status (1)
| Country | Link |
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| CN (1) | CN110080184B (en) |
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| SU540961A1 (en) * | 1972-12-22 | 1976-12-30 | Центральный научно-исследовательский институт комплексного использования водных ресурсов | Automatic shutter to control water level |
| JP2001295254A (en) * | 2000-04-13 | 2001-10-26 | Shibata Ind Co Ltd | Water stop device |
| CN1335747A (en) * | 1999-02-23 | 2002-02-13 | 小鲁弗斯·M·霍洛韦 | A method and apparatus for flood irrigation |
| CN2589511Y (en) * | 2002-11-08 | 2003-12-03 | 深圳市双子星科技开发有限公司 | Water expanding type flood-proof leak-stopping bag |
| CN104255396A (en) * | 2014-09-16 | 2015-01-07 | 杨立军 | Automatic paddy field irrigation device and system |
| CN105308242A (en) * | 2013-06-18 | 2016-02-03 | 西蒙·S·麦克纳利 | Stand alone water defence apparatus |
| KR20170004490A (en) * | 2015-07-02 | 2017-01-11 | 주식회사 디에프테크 | A sluice gate for irrigation ditch |
| CN107747301A (en) * | 2017-10-30 | 2018-03-02 | 祝敏 | A kind of agricultural irrigation water channel for hydraulic engineering |
| CN207919499U (en) * | 2018-03-02 | 2018-09-28 | 史洋 | A kind of assembly type blocks water movable dam |
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2019
- 2019-05-30 CN CN201910464757.9A patent/CN110080184B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU540961A1 (en) * | 1972-12-22 | 1976-12-30 | Центральный научно-исследовательский институт комплексного использования водных ресурсов | Automatic shutter to control water level |
| CN1335747A (en) * | 1999-02-23 | 2002-02-13 | 小鲁弗斯·M·霍洛韦 | A method and apparatus for flood irrigation |
| JP2001295254A (en) * | 2000-04-13 | 2001-10-26 | Shibata Ind Co Ltd | Water stop device |
| CN2589511Y (en) * | 2002-11-08 | 2003-12-03 | 深圳市双子星科技开发有限公司 | Water expanding type flood-proof leak-stopping bag |
| CN105308242A (en) * | 2013-06-18 | 2016-02-03 | 西蒙·S·麦克纳利 | Stand alone water defence apparatus |
| CN104255396A (en) * | 2014-09-16 | 2015-01-07 | 杨立军 | Automatic paddy field irrigation device and system |
| KR20170004490A (en) * | 2015-07-02 | 2017-01-11 | 주식회사 디에프테크 | A sluice gate for irrigation ditch |
| CN107747301A (en) * | 2017-10-30 | 2018-03-02 | 祝敏 | A kind of agricultural irrigation water channel for hydraulic engineering |
| CN207919499U (en) * | 2018-03-02 | 2018-09-28 | 史洋 | A kind of assembly type blocks water movable dam |
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| Publication number | Publication date |
|---|---|
| CN110080184B (en) | 2021-10-01 |
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