CN108738612A - Rice terrace irrigation system and method - Google Patents
Rice terrace irrigation system and method Download PDFInfo
- Publication number
- CN108738612A CN108738612A CN201810615406.9A CN201810615406A CN108738612A CN 108738612 A CN108738612 A CN 108738612A CN 201810615406 A CN201810615406 A CN 201810615406A CN 108738612 A CN108738612 A CN 108738612A
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- bucket
- dissolving tank
- water
- connecting rod
- rice terrace
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C23/00—Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
- A01C23/04—Distributing under pressure; Distributing mud; Adaptation of watering systems for fertilising-liquids
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C23/00—Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
- A01C23/007—Metering or regulating systems
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Fertilizing (AREA)
Abstract
The present invention provides a kind of rice terrace irrigation system and methods, belong to irrigation system field；Come irrigation water rice field mainly for the preparation of liquid manure；Above-mentioned rice terrace irrigation system includes liquid manure Preparation equipment and control device for irrigating, liquid manure Preparation equipment comes irrigation water rice field mainly for the preparation of liquid manure, control device for irrigating is connect by main pipe with liquid manure Preparation equipment, is used for according to the water level in rice terrace come the shut-off valve on automatic or closing main pipe.Its whole process the degree of automation is relatively high, reduces labor intensity, improves work efficiency.The liquid manure preparation method obtained by above-mentioned design, mainly uses above equipment, so as to reduce labor intensity, improves working efficiency.
Description
Technical field
The present invention relates to irrigation system fields, in particular to a kind of rice terrace irrigation system and method.
Background technology
Certain water should be kept in rice terrace, and needs periodically to apply fertilizer；In traditional agriculture, usually manually
It is irrigated and is applied fertilizer respectively, or will be in water and fertilizer irrigation to rice terrace.
Liquid manure refer to by water and the fertilizer solution that mixed dissolution is formed according to a certain percentage, in traditional technology, usually people
Fertilizer is poured into water dissolving by work；Its labor intensity is bigger.
Therefore it provides a kind of rice terrace irrigation system and method for irrigation, this development for modern agricultural technology
With important meaning.
Invention content
The purpose of the present invention is to provide a kind of rice terrace irrigation systems, can more easily prepare liquid manure.
Another object of the present invention is to provide rice terrace irrigation methods, and it makes use of above equipments.
What the present invention was achieved in fact：
A kind of rice terrace irrigation system, including liquid manure Preparation equipment and control device for irrigating；The liquid manure Preparation equipment packet
It includes：
Storage bin, for storing fertilizer；
Weighing cabin, the weighing cabin are located at the lower section of the storage bin, and the storage bin can be defeated from storage bin by fertilizer
It is sent in the weighing cabin, the weighing cabin is connect by weighing instrument with ground；
Dissolving tank, the dissolving tank are arranged in the lower section of the weighing cabin, and the bottom of the dissolving tank is provided with main pipe；Institute
It states and is provided with control valve on main pipe；
The bottom of the weighing cabin is additionally provided with tremie pipe, sealing plate and sealing plate opener, the sealing plate and the blanking
Pipe is hinged, and the sealing plate can open or close the tremie pipe；When the door open structure, the fertilizer in the weighing cabin can
It drops into the dissolving tank；
Elastic component is additionally provided between the sealing plate and the tremie pipe, under the elastic component makes the sealing plate will be described
Expects pipe is closed；
The sealing plate opener includes downcomer, drawstring and bucket, and one end of the drawstring is connect with the sealing plate, separately
Hang the bucket in one end；The bucket includes staving and bottom plate, and the bottom end of the staving is provided with ring baffle, the bottom plate
Be arranged in the staving, and with the inner wall gap setting of the staving；The bottom plate can be prevented with ring baffle cooperation
Sealing is leaked out from bucket；The staving is ferrous material；
The downcomer is connect with the dissolving tank, and the water in the dissolving tank can naturally be flowed out by the downcomer
Into bucket；
Bucket opener, the bucket opener are arranged in the lower section of the bucket, including the first electromagnet and open
Bar is opened, first electromagnet is connect with ground with the all-or-nothing piece, and the all-or-nothing piece is vertically arranged；
The control device for irrigating includes：
Branch pipe is provided with shut-off valve on the branch pipe, and the shut-off valve includes valve rod, and the valve rod is in predetermined angle range
When rotation, the shut-off valve can open or close the branch pipe；One end of the branch pipe and the liquid manure Preparation equipment
Main pipe is connected to, and the other end leads to rice terrace；
Level controling mechanism, the level controling mechanism can detect the water level in rice terrace and can control opening for shut-off valve
It closes.
Further,
The bottom plate includes pyramidal shell and guide cylinder, and the big end of the bottom plate coordinates with the ring baffle；Institute
Guide cylinder to be stated to be arranged outside the shell, one end of the guide cylinder is closed, the small end vertical connection of the other end and the shell,
And be connected in the shell；
The free end of the all-or-nothing piece is provided with tip.
Further,
The second electromagnet is provided on the tremie pipe, second electromagnet can be attracted the sealing plate；
The bucket opening structure further includes switch member, and the switch member is electrically connected with second electromagnet；The water
Bucket can trigger the switch member when falling on first electromagnet so that second electromagnet loses magnetism；
The drawstring is elastic drag rope.
Further,
The liquid manure Preparation equipment further includes controller, and water inlet pipe is provided on the dissolving tank, is set on the water inlet pipe
It is equipped with control valve；
The controller is electrically connected with the weighing instrument, the control valve, first electromagnet and second electromagnet
It connects.
Further,
The dissolving tank includes multiple tipping tubes, and the tipping tube is arranged in the position of dissolving tank different height, described to incline
Shut-off valve is provided on inclined tube；The downcomer is detachably connected with the tipping tube.
Further,
It is additionally provided with stock guide below the tremie pipe, the stock guide is obliquely installed and is connect with ground, can be by institute
The fertilizer that tremie pipe is fallen is stated to imported into dissolving tank.
Further,
The level controling mechanism includes water level measuring cylinder, floating part, first connecting rod, second connecting rod and third connecting rod；
The water level measuring cylinder is for being arranged in the soil of rice terrace；The floating part is arranged in the water level measuring cylinder
In, and with the inner wall gap setting of the water level measuring cylinder；
One end of the first connecting rod is hinged with the floating part, and the other end is hinged with the second connecting rod, the third
One end of connecting rod and the free end of the second connecting rod are hinged, and the free end of the other end and the valve rod is hinged；
The second connecting rod is pivotally connected with the branch pipe so that the second connecting rod is in lever construction；
When the floating part moves in the water level measuring cylinder, can by the first connecting rod, the second connecting rod and
The third connecting rod drives the valve rod to be rotated in predetermined angle.
Further,
The top of the water level measuring cylinder barrel is provided with inlet opening, and lower part is provided with lower inlet opening；The upper water inlet
Hole extends perpendicular to barrel, and the lower inlet opening extends obliquely.
Further,
It is provided with blender and temperature sensor in the dissolving tank.
A kind of irrigation method has used the rice terrace irrigation system, it is characterised in that include the following steps：
A. storage bin is opened slowly to be put into fertilizer in weighing cabin, when the fertilizer in weighing cabin reaches preset weight,
Close storage bin；
B. add water to dissolving tank, when water level reaches downcomer with dissolving tank link position, in dissolving tank is under
Water pipe enters bucket, and when the water in bucket is enough, the gravity of bucket overcomes the elastic force of tremie pipe upper elastic member, thus will
Door open structure, fertilizer drop into dissolving tank；And stop supplying water to dissolving tank；
C. after bucket is fallen on bucket opener, bucket is opened, the water outflow in bucket；Bucket is by the first electromagnet
It is attracted；The sealing plate of tremie pipe stays open；After the fertilizer in weighing cabin is all fallen, closing the first electromagnet makes it lose magnetic
Property；The sealing plate of tremie pipe is automatically closed under the action of the elastic member；
D. the control valve on main pipe is opened.
The beneficial effects of the invention are as follows：
The rice terrace irrigation system obtained by above-mentioned design comprising liquid manure Preparation equipment and control device for irrigating, water
Fertile Preparation equipment comes irrigation water rice field mainly for the preparation of liquid manure, and control device for irrigating is connected by main pipe and liquid manure Preparation equipment
It connects, is used for according to the water level in rice terrace come the shut-off valve on automatic or closing main pipe.Liquid manure Preparation equipment is given using storage bin
Weighing cabin adds fertilizer, when the fertilizer in weighing cabin reaches preset weight, closes storage bin.When the water level in dissolving tank reaches in advance
It is molten in dissolving tank to which fertilizer to be put into if when water level, the sealing plate of weighing cabin can be automatically opened by sealing plate opener
Solution forms liquid manure.Control device for irrigating when in use, can adaptively adjust shut-off valve according to the height of water level in rice terrace
Switch closed in time in order to which when field water level is too low, timely opening stop valve keeps the skin wet when irrigating to suitable water level
It closes shut-off valve to stop supplying water, it is ensured that provide suitable water for rice terrace.The degree of automation of above system is relatively high, reduces
Labor intensity improves work efficiency.
The irrigation method obtained by above-mentioned design, mainly uses above system, so as to reduce labor intensity,
Improve working efficiency.
Description of the drawings
It, below will be to required use in embodiment in order to illustrate more clearly of the technical solution of embodiment of the present invention
Attached drawing be briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not to be seen as
It is the restriction to range, it for those of ordinary skill in the art, without creative efforts, can be with root
Other relevant attached drawings are obtained according to these attached drawings.
Fig. 1 is the structural schematic diagram of rice terrace irrigation system provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of weighing cabin provided in an embodiment of the present invention, dissolving tank, sealing plate opener；
Fig. 3 is the structural schematic diagram of bucket provided in an embodiment of the present invention and the first electromagnet.
Fig. 4 is the structural schematic diagram of bucket opener provided in an embodiment of the present invention.
Fig. 5 is structural schematic diagram of the control device for irrigating of embodiment of the present invention offer when water level is relatively low；
Fig. 6 is structural schematic diagram of the control device for irrigating of embodiment of the present invention offer when water level is higher；
Fig. 7 is the vertical view of water level measuring cylinder and floating part that embodiment of the present invention provides；
Fig. 8 is the sectional view for the water level measuring cylinder that embodiment of the present invention provides；
Fig. 9 is the structural schematic diagram for the first connecting rod that embodiment of the present invention provides.
Icon：100- liquid manure Preparation equipments；110- storage bins；112- doors；114- rectangular tubes；120- weighing cabins；121-
Weighing instrument；122- tremie pipes；124- sealing plates；The second magnet of 126-；130- dissolving tanks；140- sealing plate openers；Water under 142-
Pipe；144- drawstrings；146- buckets；1461- ring baffles；1462- stavings；1463- bottom plates；1464- shells；1465- guide cylinders；
150- bucket openers；The first electromagnet of 152-；153- pedestals；154- all-or-nothing pieces；156- switch members；160- stock guides；
170- main pipes；200- control device for irrigating；210- branch pipes；220- shut-off valves；222- valve rods；230- level controling mechanisms；231-
First connecting rod；First bodies of rod of 2311-；Second bodies of rod of 2312-；2313- connecting cylinders；232- second connecting rods；233- third connecting rods；
234- water level measuring cylinders；The upper inlet openings 2342-；Inlet opening under 2344-；235- floating parts；240- counterweights；250- measure of water
Instrument；300- rice terrace irrigation systems；400- rice terraces；410- soil.
Specific implementation mode
To keep the purpose, technical scheme and advantage of embodiment of the present invention clearer, implement below in conjunction with the present invention
The technical solution in embodiment of the present invention is clearly and completely described in attached drawing in mode, it is clear that described reality
The mode of applying is some embodiments of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ability
The every other embodiment that domain those of ordinary skill is obtained without creative efforts, belongs to the present invention
The range of protection.
Therefore, the detailed description of the embodiments of the present invention to providing in the accompanying drawings is not intended to limit requirement guarantor below
The scope of the present invention of shield, but it is merely representative of the selected embodiment of the present invention.Based on the embodiment in the present invention, ability
The every other embodiment that domain those of ordinary skill is obtained without creative efforts, belongs to the present invention
The range of protection.
In the description of the present invention, it is to be understood that, the term of indicating position or position relationship is based on shown in attached drawing
Orientation or positional relationship, be merely for convenience of description of the present invention and simplification of the description, do not indicate or imply the indicated equipment
Or element must have a particular orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；Can be that machinery connects
It connects, can also be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary in two elements
The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
In the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, or be somebody's turn to do
Invention product using when the orientation or positional relationship usually put, be merely for convenience of description of the present invention and simplification of the description, without
It is instruction or implies that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore not
It can be interpreted as limitation of the present invention.In addition, term " first ", " second ", " third " etc. are only used for distinguishing description, and cannot manage
Solution is instruction or implies relative importance.
In addition, the terms such as term "horizontal", "vertical", " pendency " are not offered as requiring component abswolute level or pendency, and
It is that can be slightly tilted.It is not to indicate the structure if "horizontal" refers to only that its direction is more horizontal with respect to for "vertical"
It has to fully horizontally, but can be slightly tilted.
In the present invention unless specifically defined or limited otherwise, fisrt feature can be on or below second feature
Be in direct contact including the first and second features, can also include the first and second features not be in direct contact but by them it
Between other characterisation contact.Moreover, fisrt feature is on second feature, top and above include fisrt feature second spy
Right over sign and oblique upper, or be merely representative of fisrt feature level height and be higher than second feature.Fisrt feature second feature it
Under, lower section and fisrt feature included below are immediately below second feature and obliquely downward, or be merely representative of fisrt feature level height
Less than second feature.
Embodiment 1：
Such as Fig. 1, a kind of rice terrace irrigation system 300 is present embodiments provided comprising liquid manure Preparation equipment 100 (Fig. 2)
With control device for irrigating 200, liquid manure Preparation equipment 100 comes irrigation water rice field 400, control device for irrigating mainly for the preparation of liquid manure
200 are connect by main pipe 170 with liquid manure Preparation equipment 100, are used for according to the water level in rice terrace come automatic or closing branch pipe 210
On shut-off valve.
Liquid manure Preparation equipment 100 includes mainly storage bin 110, weighing cabin 120 and dissolving tank 130, and storage bin 110 is for storing up
Fertilizer is deposited, and a certain amount of fertilizer is added in weighing cabin 120；When water level in dissolving tank 130 reaches preset water level, weigh
Fertilizer in storehouse 120 falls on dissolving in dissolving tank 130 and forms liquid manure automatically.
Specifically, such as Fig. 2, storage bin 110 is arranged in the top, is fixedly connected with ground.The lower part of storage bin 110 is set
It is equipped with rectangular tube 114 and door 112, door 112 is hinged by shaft and rectangular tube 114.It is additionally provided with electricity on rectangular tube 114
Machine, motor are retrieved machine by worm and gear and are connect with shaft, and motor drives shaft rotation, so as to open or close door
112.When door 112 is opened, fertilizer can drop into weighing cabin 120.
Weighing cabin 120 is located at the lower section of storage bin 110, and is connect with ground by weighing instrument 121, weighing cabin 120 and storage
Stock guide 160 is additionally provided between feed bin 110, the fertilizer fallen from weighing cabin 120 is fallen on along stock guide 160 in dissolving tank 130.
Weighing cabin 120 includes warehouse and the tremie pipe 122 being connect with warehouse, and tremie pipe 122 is rectangular tube 114, at the end of tremie pipe 122
Portion is provided with sealing plate 124.Sealing plate 124 is hinged by shaft and tremie pipe 122 on one side, and the another side of sealing plate 124 passes through elasticity
Part is connect with tremie pipe 122.The elastic force of elastic component makes sealing plate 124 close tremie pipe 122.
Such as Fig. 3 and Fig. 4, fertilizer is put into dissolving tank 130 in order to open sealing plate 124, the lower section of sealing plate 124 is provided with
Sealing plate opener 140, sealing plate opener 140 include downcomer 142, drawstring 144 and bucket 146.One end of drawstring 144 with
Sealing plate 124 connects, and the other end hangs bucket 146.Downcomer 142 include tilting section and vertical section, one end of vertical section with it is described
Tilting section connects, and the other end is arranged in the top of the bucket 146；Tilting section is connect with dissolving tank 130.When in dissolving tank 130
Water level when reaching downcomer 142 and 130 junction of dissolving tank, water can be flowed into along downcomer 142 in bucket 146.With
Bucket 146 is increasingly heavier, final bucket 146 by drawstring 144 overcome the elastic force between sealing plate 124 and tremie pipe 122 to
Sealing plate 124 is opened, fertilizer drops into dissolving tank 130.
In order to enable door 112 can be automatically closed, it is also provided with bucket opener 150, being opened for bucket 146 will
Water is released, so that sealing plate 124 is automatically closed under the action of elastic force.Bucket opener 150 is arranged in bucket 146
Lower section, including the first electromagnet 152, all-or-nothing piece 154 and pedestal 153, the first electromagnet 152 pass through pedestal with all-or-nothing piece 154
153 connect with ground, and all-or-nothing piece 154 is vertically arranged.
Bucket 146 includes the staving 1462 and bottom plate 1463 of cylindrical shape, and its bottom end is provided with ring baffle 1461, bottom
Plate 1463 be arranged in staving 1462, and with the inner wall gap setting of staving 1462；Bottom plate 1463 coordinates with ring baffle 1461
It can prevent water from being leaked out from bucket 146.When bucket 146 falls on the position of all-or-nothing piece 154, all-or-nothing piece 154 collides bottom plate
1463, to which by the separation of bottom plate 1463 and ring baffle 1461, water is flowed out from bucket 146, at this point, in the effect bucket of inertia
Body 1462, which continues to fall and encounter the first electromagnet 152, to be sucked.So that sealing plate 124 is kept it turned on, work as weighing cabin
When fertilizer in 120 is all fallen, the first electromagnet 152 is powered off so that it loses magnetism, work of the sealing plate 124 in elastic component
With 146 pull-up of bucket is declined, bottom plate 1463 resets.
Bottom plate 1463, which topples, when bottom plate 1463 is detached with ring baffle 1461 in order to prevent influences to reset, in the present embodiment,
Bottom plate 1463 includes pyramidal shell 1464 and guide cylinder 1465, and the big end of bottom plate 1463 with ring baffle 1461 for matching
It closes.Guide cylinder 1465 is arranged outside shell 1464, and one end of guide cylinder 1465 is closed, and the other end is vertical with the small end of shell 1464
Connection, and with shell 1464 in be connected to.The free end of all-or-nothing piece 154 is provided with tip.Therefore, all-or-nothing piece 154 is by bottom plate 1463
When opening, even all-or-nothing piece 154 and the middle part of bottom plate 1463 deviates, and all-or-nothing piece 154 remains able to enter along tapered sidewalls
In guide cylinder 1465.
The sealing plate 124 on tremie pipe 122 is accidentally opened in order to prevent, influences the accuracy of liquid manure concentration；In the present embodiment, institute
It states and is provided with the second electromagnet on tremie pipe 122, second electromagnet can be attracted the sealing plate 124.
Such as Fig. 5,146 opening structure of bucket further includes switch member 156, and switch member 156 is electrically connected with the second electromagnet.Switch
Part 156 is button-like, and when depressed, switch member 156 enables to the power-off of the second electromagnet to lose magnetism；Upon its release, it opens
Part 156 is closed to reset.Bucket 146 being capable of trigger switch part 156 when falling on the first electromagnet 152 so that the second electromagnet loses
It is magnetic；Drawstring 144 is elastic drag rope 144.
By above-mentioned design, only make the water in bucket 146 enough when the water level in dissolving tank 130 reaches preset water level
When more, bucket 146 overcomes the elastic force of drawstring 144, eventually falls in trigger switch part 156 on the first electromagnet 152.Second electricity at this time
Magnet loses magnetism, and the elastic force stretched overcomes the elastic force of 124 upper elastic member of sealing plate enough, so as to open sealing plate 124.
In order to improve automatization level, liquid manure Preparation equipment 100 further includes controller, is provided on dissolving tank 130 into water
It manages, control valve is provided on water inlet pipe.Controller and weighing instrument 121, control valve, the first electromagnet 152 and the second electromagnetism ferroelectricity
Connection.After the fertilizer in weighing cabin 120 is entirely fallen in dissolving tank 130, controller controls the first electromagnet 152 from dynamic circuit breaker
Electricity is so that go to lose magnetism.Also, controller can be according to the default door 112 for adjusting and automatically turning on or closing storage bin 110
And the control valve of 130 water inlet pipe of dissolving tank.
Since the link position of tipping tube and dissolving tank 130 determines the height of preset water level, it is default in order to adjust
The height of water level, dissolving tank 130 include multiple tipping tubes, and tipping tube is arranged in the position of 130 different height of dissolving tank, tipping tube
On be provided with shut-off valve；Downcomer 142 is detachably connected with tipping tube.
It please refers to Fig.1 and Fig. 6, control device for irrigating 200 includes branch pipe 210, pumping conduit (not shown) and branch pipe
210.Branch pipe 210 can detect the water level in rice terrace 400, and be connect with main pipe 170 by one end of branch pipe 210.Work as water level
When too low, level controling mechanism is supplied water by opening the shut-off valve on branch pipe 210；It, can when reaching the water level of needs
Branch pipe 210 is automatically closed.After heavy rain, when water level is excessively high, pumping for water pump on the pumping conduit of unlatching to suitable level.Separately
Outside, in order to enable flow has enough pressure on main pipe, water pump is also equipped on main pipe.
Specifically, the branch pipe 210 includes water level measuring cylinder 234, floating part 235, first connecting rod 231, second connecting rod 232
With third connecting rod 233；Water level measuring cylinder 234 is vertically arranged in the soil 410 of rice terrace 400, and the upper end exceeds rice
The ground in field 400, to prevent soil from entering；Water in rice terrace 400 can enter water by the through-hole on lower end and barrel
In the measuring cylinder 234 of position.Floating part 235 is arranged in water level measuring cylinder 234, and the lifting of water level drives floating part 235 to lift, and floats
Part 235 drives the valve rod on shut-off valve to rotate by first connecting rod 231 hinged successively, second connecting rod 232 and third connecting rod 233
To open or close the shut-off valve on branch pipe 210.
Fig. 7 and Fig. 8 are please referred to, water level measuring cylinder 234 uses stainless-steel pipe, and the upper end is opening, and lower end setting is used
Circular filter net blocks.The barrel top of water level measuring cylinder 234 is provided with inlet opening 2342, and lower part is provided with lower inlet opening
2344；Upper inlet opening 2342 extends perpendicular to barrel, and the lower inlet opening 2344 extends obliquely.In addition, water level measuring cylinder 234
Excircle be also arranged with the filter screen of tubular.When water level measuring cylinder 234 is mounted in soil 410 so that upper inlet opening
2342 are located just at ground or more；So that water more than ground can enter level measuring by upper inlet opening 2342
In cylinder 234.Lower water inlet is located in soil 410, and the water in soil 410 can be oozed by lower inlet opening 2344 and lower ending opening
Enter into water level measuring cylinder.
Since water level measuring cylinder 234 is for detecting in paddy field more than ground and the water of below ground, and floating part 235
It wants to move freely in water level measuring cylinder 234；Therefore it should prevent soil from entering in water level measuring cylinder 234 as possible.
In the present embodiment, since lower inlet opening 2344 extends obliquely, therefore under capable of preventing the soil in soil 410 from passing through
Inlet opening 2344 enters in water level measuring cylinder 234.And the barrel and bottom end due to water level measuring cylinder 234 are both provided with filtering
Net, part barrel are located at ground or more, the soil in soil 410 are further prevented to enter in water level measuring cylinder 234.
Floating part 235 is provided in water level measuring cylinder 234, floating part 235 uses the hollow knot of cylindrical shape closed at both ends
Structure.The top of floating part 235 is hinged with first connecting rod 231, and one end of the first connecting rod 231 is hinged with the floating part 235,
The other end is hinged with the second connecting rod 232, and one end of the third connecting rod 233 and the free end of the second connecting rod 232 are cut with scissors
It connects, the free end of the other end and the branch pipe 210 is hinged.
The middle part of the second connecting rod 232 is pivotally connected with the branch pipe 210 so that the second connecting rod 232 is in lever construction.
Above-mentioned " middle part " is not specific to intermediate position, but is mutually distinguished with end.
When the floating part 235 moves in the water level measuring cylinder 234, the first connecting rod 231, described can be passed through
Two connecting rods 232 and the third connecting rod 233 drive the spool of shut-off valve to be rotated in predetermined angle.Preset angle in the present embodiment
Degree is 90 °, and in other embodiments, predetermined angle can be other angles, such as 125 °.
Referring to FIG. 9, since rice is different in the required lowest water level depth of different growing stage, for the ease of adjusting
Lowest water level, first connecting rod 231 are set as retractable structure.The first connecting rod 231 includes first body of rod 2311, connecting cylinder
2313 and second body of rod 2312, first body of rod 2311 pass through 2313 screw thread of the connecting cylinder with the second connecting rod 232 and connect
It connects, the first connecting rod 231 is opposite with the thread rotary orientation on the second connecting rod 232.When need adjust first connecting rod 231 it is total
When length, it is directly rotatablely connected cylinder 2313.
Also, in order to adjust the peak level of rice, i.e., close branch pipe in time when water reaches default peak level
210.In the present embodiment, second connecting rod 232 is provided with multiple hanging holes close to one section of first connecting rod 231, is hung with and matches in hanging hole
240 are weighed, peak level can be adjusted by the position or increase and decrease 240 quantity of counterweight of mobile counterweight 240.
In addition, being additionally provided with measure of water instrument 250 on branch pipe 210, instrument in the prior art can be directly used, therefore
It is not specifically introduced.Measure of water instrument 250 is mainly used for monitoring water consumption of the rice in different growth periods, in order to
Related data is provided for further scientific research.
The operation principle of control device for irrigating 200 provided in this embodiment is as follows：
When water level is too low (such as Fig. 1), floating part 235 moves down under the action of counterweight 240 and dead weight, and passes through
First connecting rod 231, second connecting rod 232 and third connecting rod 233 drive branch pipe 210 to rotate, and are gradually opened branch pipe 210 and pour water.When
After rising of groundwater level (such as Fig. 6), floating part 235 moves upwards under the action of buoyancy, to drive branch pipe 210 to rotate backward；When
When rising of groundwater level is to default peak level, 210 aperture 0 of branch pipe, branch pipe 210 is closed, and stops supplying water.
Since water level measuring cylinder 234 is arranged in soil 410, when ground surface does not have ponding in rice terrace 400, still
The water in soil 410 can be measured；And then it adjusts branch pipe 210 and supplies water.This is also matched with the growth characteristics of rice, because of rice
Dry field is needed in some period in growth period, it is desirable that more than ground does not have ponding；Therefore the water level location cylinder in this implementation
Application range is not limited to the farmland of ponding.
The operation principle of rice terrace irrigation system 300 provided in this embodiment is as follows：
Before irrigation, need to prepare a certain proportion of liquid manure first with liquid manure Preparation equipment；After the completion of preparation, main pipe is opened
On shut-off valve, since dissolving tank bottom of pond is above the ground level, under the action of hydraulic pressure, liquid manure be full of main pipe.When the water in rice terrace
When position is relatively low, level controling mechanism automatically turns on the shut-off valve on branch pipe and irrigates；After reaching preset water level, shut-off valve is closed automatically
It closes.
Embodiment 2：
A kind of rice terrace irrigation method is present embodiments provided, it uses the rice terrace irrigation system in embodiment 1, packets
Include following steps：
A. it opens storage bin 110 fertilizer is slowly put into weighing cabin 120, when the fertilizer in weighing cabin 120 reaches pre-
If when weight, closing storage bin 110.
B. dissolving tank 130 plus water are given, when water level reaches downcomer 142 with 130 link position of dissolving tank, dissolving tank 130
Interior is to enter bucket 146 by downcomer 142, when the water in bucket 146 is enough, under the gravity of bucket 146 overcomes
The elastic force of 122 upper elastic member of expects pipe, to open sealing plate 124, fertilizer drops into dissolving tank 130；And stop to dissolving tank
130 supply water.
C. after bucket 146 is fallen on bucket opener 150, bucket 146 is opened, the water outflow in bucket 146；Bucket
146 are attracted by the first electromagnet 152；The sealing plate 124 of tremie pipe 122 stays open；When the fertilizer in weighing cabin 120 is all fallen
Afterwards, closing the first electromagnet 152 makes it lose magnetism；The sealing plate 124 of tremie pipe 122 is automatically closed under the action of the elastic member.
D. the shut-off valve on main pipe is opened.
The foregoing is merely the preferred embodiment of the present invention, are not intended to restrict the invention, for this field
For technical staff, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by
Modification, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of rice terrace irrigation system, which is characterized in that including liquid manure Preparation equipment and control device for irrigating；The liquid manure system
Include for equipment：
Storage bin, for storing fertilizer；
Weighing cabin, the weighing cabin are located at the lower section of the storage bin, and fertilizer can be transported to by the storage bin from storage bin
In the weighing cabin, the weighing cabin is connect by weighing instrument with ground；
Dissolving tank, the dissolving tank are arranged in the lower section of the weighing cabin, and the bottom of the dissolving tank is provided with main pipe；It is described dry
Control valve is provided on pipe；
The bottom of the weighing cabin is additionally provided with tremie pipe, sealing plate and sealing plate opener, and the sealing plate is cut with scissors with the tremie pipe
It connects, the sealing plate can open or close the tremie pipe；When the door open structure, the fertilizer in the weighing cabin can be fallen into
Into the dissolving tank；
Elastic component is additionally provided between the sealing plate and the tremie pipe, the elastic component makes the sealing plate by the tremie pipe
It closes；
The sealing plate opener includes downcomer, drawstring and bucket, and one end of the drawstring is connect with the sealing plate, the other end
Hang the bucket；The bucket includes staving and bottom plate, and the bottom end of the staving is provided with ring baffle, the bottom plate setting
In the staving, and with the inner wall gap setting of the staving；The bottom plate can prevent water with ring baffle cooperation
It is leaked out from bucket；The staving is ferrous material；
The downcomer is connect with the dissolving tank, and the water in the dissolving tank can flow out to water naturally by the downcomer
In bucket；
Bucket opener, the bucket opener are arranged in the lower section of the bucket, including the first electromagnet and all-or-nothing piece,
First electromagnet is connect with ground with the all-or-nothing piece, and the all-or-nothing piece is vertically arranged；
The control device for irrigating includes：
Branch pipe is provided with shut-off valve on the branch pipe, and the shut-off valve includes valve rod, and the valve rod is rotated in predetermined angle range
When, the shut-off valve can open or close the branch pipe；
One end of the branch pipe is connected to the main pipe of the liquid manure Preparation equipment, and the other end leads to rice terrace；
Level controling mechanism, the level controling mechanism can detect the water level in rice terrace and can control the switch of shut-off valve.
2. rice terrace irrigation system according to claim 1, it is characterised in that：
The bottom plate includes pyramidal shell and guide cylinder, and the big end of the bottom plate coordinates with the ring baffle；It is described to lead
It is arranged outside the shell to cylinder, one end of the guide cylinder is closed, the small end vertical connection of the other end and the shell, and with
Connection in the shell；
The free end of the all-or-nothing piece is provided with tip.
3. rice terrace irrigation system according to claim 1, it is characterised in that：
The second electromagnet is provided on the tremie pipe, second electromagnet can be attracted the sealing plate；
The bucket opening structure further includes switch member, and the switch member is electrically connected with second electromagnet；The bucket is fallen
The switch member can be triggered when on to first electromagnet so that second electromagnet loses magnetism；
The drawstring is elastic drag rope.
4. rice terrace irrigation system according to claim 3, it is characterised in that：
The liquid manure Preparation equipment further includes controller, and water inlet pipe is provided on the dissolving tank, is provided on the water inlet pipe
Control valve；
The controller is electrically connected with the weighing instrument, the control valve, first electromagnet and second electromagnet.
5. rice terrace irrigation system according to claim 1, it is characterised in that：
The dissolving tank includes multiple tipping tubes, and the tipping tube is arranged in the position of dissolving tank different height, the tipping tube
On be provided with shut-off valve；The downcomer is detachably connected with the tipping tube.
6. rice terrace irrigation system according to claim 1, it is characterised in that：
Be additionally provided with stock guide below the tremie pipe, the stock guide is obliquely installed and is connect with ground, can will be described under
The fertilizer that expects pipe is fallen is imported into dissolving tank.
7. rice terrace irrigation system according to claim 1, it is characterised in that：
The level controling mechanism includes water level measuring cylinder, floating part, first connecting rod, second connecting rod and third connecting rod；
The water level measuring cylinder is for being arranged in the soil of rice terrace；The floating part is arranged in the water level measuring cylinder,
And with the inner wall gap setting of the water level measuring cylinder；
One end of the first connecting rod is hinged with the floating part, and the other end is hinged with the second connecting rod, the third connecting rod
One end and the second connecting rod free end it is hinged, the free end of the other end and the valve rod is hinged；
The second connecting rod is pivotally connected with the branch pipe so that the second connecting rod is in lever construction；
When the floating part moves in the water level measuring cylinder, the first connecting rod, the second connecting rod and described can be passed through
Third connecting rod drives the valve rod to be rotated in predetermined angle.
8. rice terrace irrigation system according to claim 1, it is characterised in that：
The top of the water level measuring cylinder barrel is provided with inlet opening, and lower part is provided with lower inlet opening；It hangs down the upper inlet opening
Directly extend in barrel, the lower inlet opening extends obliquely.
9. rice terrace irrigation system according to claim 1, it is characterised in that：
It is provided with blender and temperature sensor in the dissolving tank.
10. a kind of irrigation method has used claim 1 to 9 any one of them rice terrace irrigation system, it is characterised in that packet
Include following steps：
A. it opens storage bin to be slowly put into fertilizer in weighing cabin, when the fertilizer in weighing cabin reaches preset weight, close
Storage bin；
B. add water to dissolving tank, when water level reaches downcomer with dissolving tank link position, in dissolving tank is to pass through downcomer
Bucket is entered, when the water in bucket is enough, the gravity of bucket overcomes the elastic force of tremie pipe upper elastic member, thus by sealing plate
It opens, fertilizer drops into dissolving tank；And stop supplying water to dissolving tank；
C. after bucket is fallen on bucket opener, bucket is opened, the water outflow in bucket；Bucket is inhaled by the first electromagnet
It closes；The sealing plate of tremie pipe stays open；After the fertilizer in weighing cabin is all fallen, closing the first electromagnet makes it lose magnetic
Property；The sealing plate of tremie pipe is automatically closed under the action of the elastic member；
D. the control valve on main pipe is opened.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810615406.9A CN108738612B (en) | 2018-06-14 | 2018-06-14 | Paddy field irrigation system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810615406.9A CN108738612B (en) | 2018-06-14 | 2018-06-14 | Paddy field irrigation system and method |
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| CN108738612A true CN108738612A (en) | 2018-11-06 |
| CN108738612B CN108738612B (en) | 2021-04-20 |
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| EP2904892A1 (en) * | 2014-02-11 | 2015-08-12 | Morten Toft | Method and system for extracting at least a part of the phosphorous and/or nitrogen content of slurry and use of a mobile slurry distribution system as a crystallisation container |
| CN205349400U (en) * | 2016-01-28 | 2016-06-29 | 济宁矿业集团有限公司 | Air door blocking device for coal mine |
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| CN108738612B (en) | 2021-04-20 |
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